/* roulang page: index */
:root {
            --primary: #0C2E22;
            --primary-dark: #081712;
            --accent: #C6F04A;
            --accent-hover: #b0dc30;
            --signal: #FF6B3D;
            --bg: #F4F1EA;
            --surface: #FFFFFF;
            --text: #1a2b24;
            --text-muted: #5a6b62;
            --text-light: #b8c5be;
            --border: rgba(12, 46, 34, 0.12);
            --border-strong: rgba(12, 46, 34, 0.2);
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.1);
            --font-number: 'Roboto Condensed', 'Oswald', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --container: 1200px;
            --header-height: 68px;
            --bottom-bar-height: 64px;
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text);
            background-color: var(--bg);
            padding-top: var(--header-height);
            min-height: 100vh;
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            background: none;
            color: inherit;
        }

        button {
            cursor: pointer;
        }

        .container {
            width: 100%;
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header-height);
            background: rgba(255, 255, 255, 0.88);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border);
            z-index: 1000;
            transition: box-shadow var(--transition);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-sm);
        }

        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            gap: 24px;
        }

        .nav-logo {
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 800;
            font-size: 20px;
            letter-spacing: 0.02em;
            color: var(--primary);
            line-height: 1.2;
        }
        .nav-logo .logo-mark {
            width: 28px;
            height: 28px;
            background: var(--primary);
            border-radius: 50%;
            position: relative;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .nav-logo .logo-mark::before {
            content: '';
            position: absolute;
            width: 10px;
            height: 10px;
            background: var(--accent);
            border-radius: 50%;
        }
        .nav-logo .logo-mark::after {
            content: '';
            position: absolute;
            width: 20px;
            height: 1px;
            background: rgba(255, 255, 255, 0.5);
            transform: rotate(45deg);
        }
        .nav-logo .logo-text {
            display: flex;
            flex-direction: column;
            align-items: flex-start;
        }
        .nav-logo .logo-cn {
            font-size: 20px;
            font-weight: 800;
            line-height: 1.1;
        }
        .nav-logo .logo-en {
            font-size: 10px;
            font-weight: 500;
            letter-spacing: 0.1em;
            text-transform: uppercase;
            color: var(--text-muted);
            line-height: 1;
        }

        .nav-links-desktop {
            display: flex;
            align-items: center;
            gap: 0;
            flex-wrap: nowrap;
        }
        .nav-links-desktop a {
            font-size: 14px;
            font-weight: 500;
            color: var(--primary);
            padding: 8px 16px;
            position: relative;
            white-space: nowrap;
            letter-spacing: 0.02em;
        }
        .nav-links-desktop a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 2px;
            background: var(--accent);
            transition: width var(--transition), transform var(--transition);
        }
        .nav-links-desktop a:hover::after,
        .nav-links-desktop a.active::after {
            width: 60%;
            transform: translateX(-50%);
        }
        .nav-links-desktop a.active {
            color: var(--primary);
            font-weight: 700;
        }
        .nav-links-desktop .nav-sep {
            width: 1px;
            height: 16px;
            background: var(--border);
            flex-shrink: 0;
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            gap: 5px;
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            background: transparent;
            transition: background var(--transition);
        }
        .nav-toggle:hover {
            background: rgba(12, 46, 34, 0.05);
        }
        .nav-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            transition: var(--transition);
        }
        .nav-toggle.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .nav-toggle.open span:nth-child(2) {
            opacity: 0;
        }
        .nav-toggle.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .nav-drawer {
            display: none;
            position: fixed;
            top: var(--header-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: #fff;
            z-index: 999;
            padding: 24px;
            flex-direction: column;
            gap: 4px;
            overflow-y: auto;
            transform: translateX(100%);
            transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .nav-drawer.open {
            transform: translateX(0);
        }
        .nav-drawer a {
            font-size: 16px;
            font-weight: 600;
            color: var(--primary);
            padding: 16px 20px;
            border-bottom: 1px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: space-between;
            transition: background var(--transition);
        }
        .nav-drawer a:hover {
            background: rgba(12, 46, 34, 0.04);
        }
        .nav-drawer a.active {
            color: var(--accent-hover);
            background: rgba(12, 46, 34, 0.08);
            border-left: 3px solid var(--accent);
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            min-height: calc(100vh - var(--header-height));
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
            background: var(--primary-dark);
            isolation: isolate;
        }
        .hero-bg {
            position: absolute;
            inset: 0;
            z-index: -2;
            background-image: url('/assets/images/backpic/back-1.jpg');
            background-size: cover;
            background-position: center;
            transform: scale(1.02);
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            z-index: -1;
            background: rgba(8, 23, 18, 0.72);
            backdrop-filter: blur(2px);
            -webkit-backdrop-filter: blur(2px);
        }
        .hero-pattern {
            position: absolute;
            inset: 0;
            z-index: -1;
            opacity: 0.16;
            background-image:
                linear-gradient(rgba(198, 240, 74, 0.15) 1px, transparent 1px),
                linear-gradient(90deg, rgba(198, 240, 74, 0.15) 1px, transparent 1px);
            background-size: 80px 80px;
            pointer-events: none;
        }
        .hero-inner {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            text-align: center;
            padding: 80px 24px 60px;
            max-width: 900px;
            width: 100%;
            z-index: 1;
        }
        .hero-play-btn {
            width: 72px;
            height: 72px;
            border-radius: 50%;
            background: var(--accent);
            color: var(--primary-dark);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 28px;
            cursor: pointer;
            transition: all var(--transition);
            box-shadow: 0 8px 32px rgba(198, 240, 74, 0.35);
            border: 2px solid transparent;
            position: relative;
        }
        .hero-play-btn:hover {
            transform: scale(1.08);
            background: var(--accent-hover);
            box-shadow: 0 12px 40px rgba(198, 240, 74, 0.5);
        }
        .hero-play-btn:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 4px;
        }
        .hero-play-btn svg {
            width: 28px;
            height: 28px;
            fill: currentColor;
            margin-left: 4px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(198, 240, 74, 0.18);
            color: var(--accent);
            border: 1px solid rgba(198, 240, 74, 0.35);
            border-radius: 999px;
            padding: 6px 16px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.04em;
            margin-bottom: 20px;
        }
        .hero h1 {
            font-size: clamp(34px, 6vw, 60px);
            font-weight: 800;
            line-height: 1.15;
            color: #ffffff;
            letter-spacing: 0.01em;
            margin-bottom: 20px;
            text-wrap: balance;
        }
        .hero-subtitle {
            font-size: clamp(16px, 2vw, 19px);
            line-height: 1.65;
            color: rgba(255, 255, 255, 0.85);
            max-width: 720px;
            margin: 0 auto 28px;
            font-weight: 400;
        }
        .hero-cta-group {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            justify-content: center;
            align-items: center;
        }
        .hero-data-row {
            display: flex;
            gap: 24px;
            margin-top: 36px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .hero-data-item {
            text-align: center;
            min-width: 120px;
        }
        .hero-data-item .data-num {
            font-family: var(--font-number);
            font-size: 28px;
            font-weight: 700;
            color: var(--accent);
            line-height: 1.2;
            letter-spacing: -0.02em;
        }
        .hero-data-item .data-label {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 4px;
            letter-spacing: 0.05em;
        }

        /* ===== Buttons ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 700;
            font-size: 15px;
            letter-spacing: 0.02em;
            padding: 13px 28px;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            cursor: pointer;
            text-align: center;
            white-space: nowrap;
            line-height: 1.4;
            border: 2px solid transparent;
        }
        .btn-primary {
            background: var(--accent);
            color: var(--primary-dark);
            border-color: var(--accent);
        }
        .btn-primary:hover {
            background: var(--primary);
            color: var(--accent);
            border-color: var(--primary);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }
        .btn-primary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 4px;
        }
        .btn-secondary {
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
        }
        .btn-secondary:hover {
            background: rgba(12, 46, 34, 0.06);
            border-color: var(--primary-dark);
            color: var(--primary-dark);
        }
        .btn-secondary:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 4px;
        }
        .btn-light {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.5);
        }
        .btn-light:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
        }
        .btn-sm {
            padding: 8px 18px;
            font-size: 13px;
            font-weight: 600;
        }
        .btn-xs {
            padding: 6px 14px;
            font-size: 12px;
            font-weight: 600;
        }

        /* ===== Sections ===== */
        .section {
            padding: 80px 0;
        }
        .section-alt {
            background: var(--surface);
        }
        .section-dark {
            background: var(--primary-dark);
            color: #fff;
        }
        .section-heading {
            margin-bottom: 48px;
        }
        .section-heading h2 {
            font-size: clamp(26px, 3.5vw, 36px);
            font-weight: 700;
            line-height: 1.25;
            color: var(--primary);
            letter-spacing: 0.01em;
            margin-bottom: 12px;
        }
        .section-alt .section-heading h2,
        .section-dark .section-heading h2 {
            color: #fff;
        }
        .section-heading .section-sub {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.65;
            max-width: 680px;
        }
        .section-dark .section-heading .section-sub {
            color: var(--text-light);
        }

        /* ===== Trust Bar ===== */
        .trust-bar {
            background: var(--surface);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
            padding: 40px 0;
        }
        .trust-bar-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            text-align: center;
        }
        .trust-item .trust-num {
            font-family: var(--font-number);
            font-size: 36px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.02em;
            line-height: 1.1;
        }
        .trust-item .trust-label {
            font-size: 14px;
            color: var(--text-muted);
            margin-top: 6px;
        }

        /* ===== Feature Trio ===== */
        .feature-trio {
            background: var(--surface);
        }
        .feature-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr;
            gap: 24px;
            align-items: stretch;
        }
        .feature-card-main {
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-lg);
            padding: 36px 32px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            min-height: 320px;
            position: relative;
            overflow: hidden;
            border: 1px solid rgba(198, 240, 74, 0.25);
        }
        .feature-card-main::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            border: 1px solid rgba(198, 240, 74, 0.2);
        }
        .feature-card-main::after {
            content: '';
            position: absolute;
            top: -30px;
            right: -30px;
            width: 140px;
            height: 140px;
            border-radius: 50%;
            border: 1px solid rgba(198, 240, 74, 0.35);
        }
        .feature-card-main .feature-num {
            font-family: var(--font-number);
            font-size: 14px;
            font-weight: 600;
            color: var(--accent);
            letter-spacing: 0.1em;
            text-transform: uppercase;
            margin-bottom: 12px;
        }
        .feature-card-main h3 {
            font-size: 24px;
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 16px;
            position: relative;
            z-index: 1;
        }
        .feature-card-main p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.7;
            position: relative;
            z-index: 1;
            max-width: 420px;
        }
        .feature-card-main .feature-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--accent);
            font-weight: 600;
            font-size: 14px;
            margin-top: 20px;
            position: relative;
            z-index: 1;
        }
        .feature-card-main .feature-link:hover {
            gap: 10px;
        }
        .feature-cards-side {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }
        .feature-card {
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 24px 28px;
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: center;
            transition: all var(--transition);
        }
        .feature-card:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            background: #fff;
        }
        .feature-card h4 {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 8px;
        }
        .feature-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* ===== Deep Content ===== */
        .deep-content {
            background: var(--bg);
        }
        .deep-content .container {
            max-width: 960px;
        }
        .deep-article {
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 40px 36px;
            border: 1px solid var(--border);
            margin-bottom: 40px;
        }
        .deep-article:last-child {
            margin-bottom: 0;
        }
        .deep-article h3 {
            font-size: 26px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 16px;
            line-height: 1.3;
        }
        .deep-article h4 {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary);
            margin: 24px 0 10px;
        }
        .deep-article p {
            font-size: 15.5px;
            line-height: 1.85;
            color: #333;
            margin-bottom: 14px;
        }
        .deep-article blockquote {
            border-left: 4px solid var(--accent);
            background: rgba(198, 240, 74, 0.08);
            padding: 16px 20px;
            margin: 18px 0;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            font-size: 15px;
            color: var(--primary);
            font-style: italic;
            line-height: 1.7;
        }
        .deep-article ul {
            list-style: none;
            padding-left: 0;
            margin: 16px 0;
        }
        .deep-article ul li {
            padding: 8px 0 8px 28px;
            position: relative;
            font-size: 15px;
            line-height: 1.7;
            color: #333;
            border-bottom: 1px solid var(--border);
        }
        .deep-article ul li::before {
            content: '';
            position: absolute;
            left: 4px;
            top: 15px;
            width: 8px;
            height: 8px;
            background: var(--accent);
            border-radius: 2px;
        }
        .deep-article .deep-table-wrap {
            overflow-x: auto;
            margin: 20px 0;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
        }
        .deep-article table {
            width: 100%;
            border-collapse: collapse;
            font-size: 14px;
            min-width: 600px;
        }
        .deep-article table th {
            background: var(--primary);
            color: #fff;
            padding: 12px 16px;
            text-align: left;
            font-weight: 600;
            white-space: nowrap;
        }
        .deep-article table td {
            padding: 10px 16px;
            border-bottom: 1px solid var(--border);
            color: #333;
        }
        .deep-article table tr:nth-child(even) td {
            background: rgba(12, 46, 34, 0.02);
        }

        /* ===== Scene Demo ===== */
        .scene-demo {
            background: var(--surface);
        }
        .scene-item {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
            padding: 32px 0;
            border-bottom: 1px solid var(--border);
        }
        .scene-item:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }
        .scene-item.reverse {
            direction: rtl;
        }
        .scene-item.reverse > * {
            direction: ltr;
        }
        .scene-img {
            background: var(--bg);
            border-radius: var(--radius-md);
            overflow: hidden;
            aspect-ratio: 16/10;
            border: 1px solid var(--border);
            position: relative;
        }
        .scene-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .scene-img .scene-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(12, 46, 34, 0.85);
            color: var(--accent);
            padding: 4px 14px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.03em;
        }
        .scene-text h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 10px;
        }
        .scene-text p {
            font-size: 15px;
            line-height: 1.8;
            color: #444;
            margin-bottom: 12px;
        }
        .scene-text .scene-data {
            font-family: var(--font-number);
            font-size: 20px;
            font-weight: 700;
            color: var(--signal);
            margin-top: 8px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        /* ===== Time Slot Cards ===== */
        .time-slots {
            background: var(--bg);
        }
        .slot-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .slot-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            text-align: center;
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }
        .slot-card:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .slot-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: var(--accent);
        }
        .slot-card .slot-icon {
            font-size: 28px;
            margin-bottom: 10px;
            color: var(--primary);
        }
        .slot-card h4 {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 8px;
        }
        .slot-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* ===== Brand Intro ===== */
        .brand-intro {
            background: var(--primary-dark);
            color: #fff;
            padding: 70px 0;
            position: relative;
            overflow: hidden;
        }
        .brand-intro::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -80px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            border: 1px solid rgba(198, 240, 74, 0.25);
        }
        .brand-intro::after {
            content: '';
            position: absolute;
            bottom: -100px;
            left: -60px;
            width: 260px;
            height: 260px;
            border-radius: 50%;
            border: 1px solid rgba(198, 240, 74, 0.18);
        }
        .brand-intro-inner {
            position: relative;
            z-index: 1;
            max-width: 800px;
            margin: 0 auto;
            text-align: center;
        }
        .brand-intro-inner h2 {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 20px;
            color: #fff;
        }
        .brand-intro-inner p {
            font-size: 15.5px;
            line-height: 1.85;
            color: rgba(255, 255, 255, 0.8);
            text-align: left;
            margin-bottom: 14px;
        }

        /* ===== News Center ===== */
        .news-center {
            background: var(--surface);
        }
        .news-layout {
            display: grid;
            grid-template-columns: 1fr 360px;
            gap: 32px;
        }
        .news-list {
            list-style: none;
        }
        .news-list li {
            padding: 20px 0;
            border-bottom: 1px solid var(--border);
            display: flex;
            flex-direction: column;
            gap: 6px;
            transition: background var(--transition);
        }
        .news-list li:hover {
            background: rgba(198, 240, 74, 0.04);
            padding-left: 8px;
        }
        .news-date {
            font-family: var(--font-number);
            font-size: 13px;
            color: var(--text-muted);
            font-weight: 500;
            letter-spacing: 0.04em;
        }
        .news-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.4;
        }
        .news-title a:hover {
            color: var(--signal);
        }
        .news-summary {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.65;
        }
        .news-more {
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            align-self: flex-start;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: all var(--transition);
        }
        .news-more:hover {
            color: var(--accent-hover);
            gap: 8px;
        }
        .news-sidebar {
            background: var(--bg);
            border-radius: var(--radius-md);
            padding: 24px;
            border: 1px solid var(--border);
            height: fit-content;
            position: sticky;
            top: calc(var(--header-height) + 24px);
        }
        .news-sidebar h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 16px;
        }
        .news-sidebar ul {
            list-style: none;
        }
        .news-sidebar ul li {
            padding: 10px 0;
            border-bottom: 1px solid var(--border);
            font-size: 14px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .news-sidebar ul li:last-child {
            border-bottom: none;
        }
        .news-sidebar ul li::before {
            content: '';
            width: 6px;
            height: 6px;
            background: var(--accent);
            border-radius: 50%;
            flex-shrink: 0;
        }

        /* ===== Latest Updates ===== */
        .latest-updates {
            background: var(--bg);
        }
        .update-table {
            width: 100%;
            border-collapse: collapse;
            background: var(--surface);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border);
            font-size: 14px;
        }
        .update-table th {
            background: var(--primary);
            color: #fff;
            padding: 14px 16px;
            text-align: left;
            font-weight: 600;
            white-space: nowrap;
        }
        .update-table td {
            padding: 12px 16px;
            border-bottom: 1px solid var(--border);
            color: #333;
        }
        .update-table tr:last-child td {
            border-bottom: none;
        }
        .update-table tr:hover td {
            background: rgba(198, 240, 74, 0.05);
        }
        .update-table .status-badge {
            display: inline-block;
            padding: 3px 12px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.02em;
        }
        .status-badge.new {
            background: rgba(198, 240, 74, 0.25);
            color: var(--primary);
        }
        .status-badge.hot {
            background: rgba(255, 107, 61, 0.15);
            color: var(--signal);
        }
        .status-badge.updated {
            background: rgba(12, 46, 34, 0.08);
            color: var(--text-muted);
        }
        .update-table-wrap {
            overflow-x: auto;
        }
        .update-table-wrap table {
            min-width: 700px;
        }

        /* ===== Membership ===== */
        .membership {
            background: var(--surface);
        }
        .member-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .member-card {
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            transition: all var(--transition);
            position: relative;
            background: var(--bg);
        }
        .member-card:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            background: #fff;
        }
        .member-card.featured {
            border-color: var(--accent);
            background: var(--primary);
            color: #fff;
        }
        .member-card .member-tier {
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--text-muted);
            margin-bottom: 6px;
        }
        .member-card.featured .member-tier {
            color: var(--accent);
        }
        .member-card h4 {
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 12px;
        }
        .member-card.featured h4 {
            color: #fff;
        }
        .member-card ul {
            list-style: none;
            margin: 12px 0;
        }
        .member-card ul li {
            padding: 6px 0;
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.5;
            position: relative;
            padding-left: 20px;
        }
        .member-card.featured ul li {
            color: rgba(255, 255, 255, 0.8);
        }
        .member-card ul li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 10px;
            width: 8px;
            height: 8px;
            border-radius: 2px;
            background: var(--accent);
        }
        .member-card .member-cta {
            margin-top: 16px;
        }

        /* ===== Live Preview ===== */
        .live-preview {
            background: var(--primary-dark);
            color: #fff;
            padding: 80px 0;
        }
        .live-preview .section-heading h2 {
            color: #fff;
        }
        .live-preview .section-heading .section-sub {
            color: var(--text-light);
        }
        .live-container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            align-items: start;
        }
        .live-cover {
            background: var(--primary);
            border-radius: var(--radius-lg);
            aspect-ratio: 16/10;
            position: relative;
            overflow: hidden;
            border: 1px solid rgba(198, 240, 74, 0.3);
        }
        .live-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .live-cover .live-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            background: var(--signal);
            color: #fff;
            padding: 4px 14px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 0.04em;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .live-cover .live-badge::before {
            content: '';
            width: 8px;
            height: 8px;
            background: #fff;
            border-radius: 50%;
            animation: pulse 1.5s infinite;
        }
        @keyframes pulse {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.3;
            }
        }
        .live-info h3 {
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }
        .live-info p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.7;
            margin-bottom: 12px;
        }
        .live-countdown {
            display: flex;
            gap: 14px;
            margin: 18px 0;
        }
        .countdown-block {
            background: rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-sm);
            padding: 12px 16px;
            text-align: center;
            min-width: 68px;
        }
        .countdown-block .count-num {
            font-family: var(--font-number);
            font-size: 28px;
            font-weight: 700;
            color: var(--accent);
            line-height: 1;
        }
        .countdown-block .count-label {
            font-size: 11px;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 4px;
            letter-spacing: 0.03em;
        }
        .live-points {
            list-style: none;
            margin: 16px 0;
        }
        .live-points li {
            padding: 8px 0;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.8);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            display: flex;
            align-items: flex-start;
            gap: 8px;
        }
        .live-points li::before {
            content: '◆';
            color: var(--accent);
            font-size: 10px;
            margin-top: 3px;
        }

        /* ===== Category Showcase ===== */
        .category-showcase {
            background: var(--bg);
        }
        .cat-tabs {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 24px;
        }
        .cat-tab {
            padding: 8px 18px;
            border-radius: 999px;
            background: var(--surface);
            border: 1px solid var(--border);
            color: var(--primary);
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .cat-tab:hover,
        .cat-tab.active {
            background: var(--primary);
            color: var(--accent);
            border-color: var(--primary);
        }
        .cat-cards {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }
        .cat-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 22px 20px;
            transition: all var(--transition);
            cursor: pointer;
            position: relative;
            overflow: hidden;
        }
        .cat-card:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .cat-card .cat-icon {
            width: 40px;
            height: 40px;
            background: rgba(12, 46, 34, 0.08);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 12px;
            font-size: 18px;
            color: var(--primary);
        }
        .cat-card h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 6px;
        }
        .cat-card p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.55;
        }

        /* ===== Social Proof ===== */
        .social-proof {
            background: var(--primary-dark);
            color: #fff;
            padding: 70px 0;
        }
        .social-proof .section-heading h2 {
            color: #fff;
        }
        .logo-wall {
            display: flex;
            flex-wrap: wrap;
            gap: 16px 24px;
            align-items: center;
            justify-content: center;
            padding: 24px 0;
        }
        .logo-placeholder {
            width: 130px;
            height: 48px;
            border: 1px solid rgba(255, 255, 255, 0.25);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            overflow: hidden;
        }
        .logo-placeholder::before {
            content: '';
            position: absolute;
            width: 60%;
            height: 1px;
            background: rgba(255, 255, 255, 0.3);
            transform: rotate(-20deg);
        }
        .logo-placeholder::after {
            content: '';
            position: absolute;
            width: 60%;
            height: 1px;
            background: rgba(255, 255, 255, 0.2);
            transform: rotate(25deg);
        }
        .logo-placeholder span {
            font-size: 11px;
            color: rgba(255, 255, 255, 0.5);
            letter-spacing: 0.04em;
            position: relative;
            z-index: 1;
            font-weight: 500;
        }
        .proof-note {
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
            margin-top: 10px;
            letter-spacing: 0.02em;
        }
        .proof-quote {
            max-width: 600px;
            margin: 24px auto 0;
            text-align: center;
            font-size: 15px;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.7;
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding-top: 20px;
        }
        .proof-quote strong {
            color: var(--accent);
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--surface);
        }
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            border-bottom: 1px solid var(--border);
            transition: all var(--transition);
        }
        .faq-item:first-child {
            border-top: 1px solid var(--border);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 12px;
            font-size: 16px;
            font-weight: 600;
            color: var(--primary);
            text-align: left;
            transition: all var(--transition);
            cursor: pointer;
        }
        .faq-question:hover {
            color: var(--accent-hover);
        }
        .faq-question .faq-icon {
            width: 28px;
            height: 28px;
            flex-shrink: 0;
            background: rgba(12, 46, 34, 0.06);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 700;
            transition: all var(--transition);
            color: var(--primary);
        }
        .faq-item.active .faq-icon {
            background: var(--accent);
            color: var(--primary-dark);
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            padding: 0 12px;
        }
        .faq-item.active .faq-answer {
            max-height: 400px;
        }
        .faq-answer p {
            padding-bottom: 18px;
            font-size: 14.5px;
            color: var(--text-muted);
            line-height: 1.75;
        }

        /* ===== Form ===== */
        .form-section {
            background: var(--bg);
        }
        .form-container {
            max-width: 620px;
            margin: 0 auto;
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 36px 32px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
        }
        .form-container h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 8px;
        }
        .form-container .form-sub {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 24px;
        }
        .form-group {
            margin-bottom: 18px;
        }
        .form-group label {
            display: block;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 6px;
        }
        .form-group input,
        .form-group select,
        .form-group textarea {
            width: 100%;
            background: var(--bg);
            border: 1px solid var(--border-strong);
            border-radius: var(--radius-sm);
            padding: 12px 16px;
            font-size: 15px;
            color: var(--text);
            transition: all var(--transition);
            font-family: inherit;
        }
        .form-group input:focus,
        .form-group select:focus,
        .form-group textarea:focus {
            border-color: var(--accent-hover);
            outline: none;
            box-shadow: 0 0 0 3px rgba(198, 240, 74, 0.25);
            background: #fff;
        }
        .form-group input.error,
        .form-group select.error,
        .form-group textarea.error {
            border-color: var(--signal);
        }
        .form-group textarea {
            min-height: 100px;
            resize: vertical;
        }
        .form-submit {
            width: 100%;
            padding: 14px 24px;
            font-size: 16px;
            font-weight: 700;
            margin-top: 8px;
        }
        .form-success {
            display: none;
            background: rgba(198, 240, 74, 0.15);
            border: 1px solid rgba(198, 240, 74, 0.5);
            color: var(--primary);
            padding: 16px 18px;
            border-radius: var(--radius-sm);
            margin-top: 16px;
            font-size: 14px;
            font-weight: 500;
            line-height: 1.5;
        }
        .form-privacy {
            font-size: 12px;
            color: var(--text-muted);
            margin-top: 14px;
            text-align: center;
            line-height: 1.5;
        }

        /* ===== CTA Section ===== */
        .cta-section {
            background: var(--primary);
            padding: 70px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 600px;
            height: 600px;
            border-radius: 50%;
            border: 1px solid rgba(198, 240, 74, 0.15);
            pointer-events: none;
        }
        .cta-section h2 {
            font-size: clamp(24px, 3vw, 32px);
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }
        .cta-section p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.75);
            max-width: 520px;
            margin: 0 auto 24px;
            line-height: 1.6;
        }
        .cta-section .btn-primary {
            font-size: 16px;
            padding: 14px 32px;
        }

        /* ===== Bottom Fixed Bar ===== */
        .bottom-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            height: var(--bottom-bar-height);
            background: var(--primary-dark);
            border-top: 1px solid rgba(198, 240, 74, 0.25);
            z-index: 998;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 20px;
            padding: 0 24px;
            transform: translateY(100%);
            transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.2);
        }
        .bottom-bar.visible {
            transform: translateY(0);
        }
        .bottom-bar-text {
            color: #fff;
            font-size: 14px;
            font-weight: 500;
            letter-spacing: 0.02em;
        }
        .bottom-bar-text strong {
            color: var(--accent);
            font-weight: 700;
        }
        .bottom-bar .btn-primary {
            padding: 9px 20px;
            font-size: 14px;
        }
        .bottom-bar-close {
            position: absolute;
            right: 16px;
            top: 50%;
            transform: translateY(-50%);
            width: 36px;
            height: 36px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, 0.6);
            font-size: 20px;
            font-weight: 700;
            transition: all var(--transition);
            cursor: pointer;
            background: transparent;
            border: none;
        }
        .bottom-bar-close:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.1);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.8);
            padding: 60px 0 120px;
            margin-bottom: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 40px;
        }
        .footer-brand h4 {
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }
        .footer-brand p {
            font-size: 13px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.65);
            max-width: 300px;
        }
        .footer-col h5 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }
        .footer-col ul {
            list-style: none;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.65);
            transition: all var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 24px;
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
            justify-content: space-between;
        }
        .footer-bottom .copyright {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
        }
        .footer-bottom .footer-links {
            display: flex;
            gap: 16px;
            align-items: center;
            flex-wrap: wrap;
        }
        .footer-bottom .footer-links a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.65);
            transition: all var(--transition);
        }
        .footer-bottom .footer-links a:hover {
            color: var(--accent);
        }
        .footer-beian {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.45);
            text-align: center;
            margin-top: 16px;
            letter-spacing: 0.02em;
            line-height: 1.8;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .container {
                padding: 0 20px;
            }
            .feature-grid {
                grid-template-columns: 1fr;
            }
            .feature-cards-side {
                flex-direction: row;
                flex-wrap: wrap;
            }
            .feature-card {
                flex: 0 0 calc(50% - 12px);
                min-height: 160px;
            }
            .scene-item {
                gap: 28px;
            }
            .slot-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .news-layout {
                grid-template-columns: 1fr;
            }
            .news-sidebar {
                position: static;
                margin-top: 16px;
            }
            .member-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .live-container {
                grid-template-columns: 1fr;
            }
            .cat-cards {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            :root {
                --header-height: 60px;
            }
            .nav-links-desktop {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .nav-drawer {
                display: flex;
            }
            .hero {
                min-height: auto;
                padding: 60px 0 40px;
            }
            .hero-inner {
                padding: 40px 16px 30px;
            }
            .hero h1 {
                font-size: clamp(28px, 7vw, 38px);
            }
            .hero-play-btn {
                width: 56px;
                height: 56px;
                margin-bottom: 18px;
            }
            .hero-play-btn svg {
                width: 22px;
                height: 22px;
            }
            .hero-data-row {
                gap: 14px;
                margin-top: 24px;
            }
            .hero-data-item {
                min-width: 80px;
            }
            .hero-data-item .data-num {
                font-size: 22px;
            }
            .section {
                padding: 48px 0;
            }
            .trust-bar-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .feature-card-main {
                padding: 28px 24px;
                min-height: auto;
            }
            .feature-cards-side {
                flex-direction: column;
            }
            .feature-card {
                flex: 1 1 auto;
                min-height: auto;
            }
            .scene-item {
                grid-template-columns: 1fr;
                gap: 16px;
                padding: 20px 0;
            }
            .scene-item.reverse {
                direction: ltr;
            }
            .deep-article {
                padding: 24px 20px;
            }
            .deep-article h3 {
                font-size: 22px;
            }
            .slot-grid {
                grid-template-columns: 1fr;
            }
            .brand-intro {
                padding: 48px 0;
            }
            .brand-intro-inner h2 {
                font-size: 24px;
            }
            .news-list li {
                padding: 16px 0;
            }
            .member-grid {
                grid-template-columns: 1fr;
            }
            .cat-cards {
                grid-template-columns: 1fr;
            }
            .cat-tabs {
                gap: 6px;
            }
            .cat-tab {
                padding: 6px 14px;
                font-size: 13px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .bottom-bar {
                flex-direction: row;
                gap: 10px;
                padding: 0 12px;
                justify-content: flex-start;
                height: auto;
                min-height: 60px;
                flex-wrap: wrap;
                padding: 8px 52px 8px 12px;
            }
            .bottom-bar-text {
                font-size: 13px;
                flex: 1;
                min-width: 0;
            }
            .bottom-bar .btn-primary {
                padding: 8px 14px;
                font-size: 12px;
                white-space: nowrap;
            }
            .bottom-bar-close {
                right: 8px;
                width: 32px;
                height: 32px;
                font-size: 16px;
            }
            .form-container {
                padding: 24px 20px;
            }
            .countdown-block {
                min-width: 54px;
                padding: 8px 12px;
            }
            .countdown-block .count-num {
                font-size: 22px;
            }
        }

        @media (max-width: 520px) {
            .hero h1 {
                font-size: 26px;
            }
            .hero-subtitle {
                font-size: 14px;
                line-height: 1.6;
            }
            .hero-cta-group {
                flex-direction: column;
                width: 100%;
            }
            .hero-cta-group .btn {
                width: 100%;
            }
            .hero-data-row {
                gap: 8px;
                flex-wrap: wrap;
            }
            .hero-data-item {
                min-width: 70px;
                flex: 1;
            }
            .hero-data-item .data-num {
                font-size: 18px;
            }
            .hero-data-item .data-label {
                font-size: 10px;
            }
            .section-heading h2 {
                font-size: 22px;
            }
            .section-heading .section-sub {
                font-size: 14px;
            }
            .trust-bar-grid {
                gap: 10px;
            }
            .trust-item .trust-num {
                font-size: 26px;
            }
            .trust-item .trust-label {
                font-size: 12px;
            }
            .feature-card-main h3 {
                font-size: 20px;
            }
            .feature-card h4 {
                font-size: 16px;
            }
            .deep-article {
                padding: 18px 14px;
            }
            .deep-article h3 {
                font-size: 19px;
            }
            .deep-article p {
                font-size: 14px;
                line-height: 1.7;
            }
            .deep-article table {
                font-size: 12px;
                min-width: 420px;
            }
            .deep-article table th,
            .deep-article table td {
                padding: 8px 10px;
            }
            .news-title {
                font-size: 15px;
            }
            .news-summary {
                font-size: 13px;
            }
            .slot-card {
                padding: 18px 14px;
            }
            .slot-card h4 {
                font-size: 16px;
            }
            .brand-intro-inner h2 {
                font-size: 20px;
            }
            .brand-intro-inner p {
                font-size: 13.5px;
                line-height: 1.7;
            }
            .footer-beian {
                font-size: 11px;
                padding: 0 8px;
            }
            .cat-cards {
                grid-template-columns: 1fr;
            }
            .faq-question {
                font-size: 14px;
                padding: 14px 8px;
            }
            .faq-answer p {
                font-size: 13px;
                line-height: 1.6;
            }
            .form-container h3 {
                font-size: 19px;
            }
            .logo-placeholder {
                width: 100px;
                height: 38px;
            }
            .logo-placeholder span {
                font-size: 9px;
            }
        }

/* roulang page: category2 */
:root {
  --primary: #0C2E22;
  --primary-dark: #081712;
  --accent: #C6F04A;
  --accent-hover: #b0dc30;
  --signal: #FF6B3D;
  --bg: #F4F1EA;
  --surface: #FFFFFF;
  --text: #1a2b24;
  --text-muted: #5a6b62;
  --text-light: #b8c5be;
  --border: rgba(12, 46, 34, 0.12);
  --border-strong: rgba(12, 46, 34, 0.2);
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.1);
  --font-number: 'Roboto Condensed', 'Oswald', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, sans-serif;
  --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
  --container: 1200px;
  --header-height: 60px;
  --bottom-bar-height: 64px;
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  color: var(--text);
  background-color: var(--bg);
  padding-top: var(--header-height);
  min-height: 100vh;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  border: none;
  outline: none;
  background: none;
  color: inherit;
}

button {
  cursor: pointer;
}

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== Header / Nav ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  z-index: 1000;
  transition: box-shadow var(--transition);
}

.site-header.scrolled {
  box-shadow: var(--shadow-sm);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: 24px;
}

.nav-logo {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 800;
  font-size: 20px;
  letter-spacing: 0.02em;
  color: var(--primary);
  line-height: 1.2;
}

.nav-logo .logo-mark {
  width: 28px;
  height: 28px;
  background: var(--primary);
  border-radius: 50%;
  position: relative;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.nav-logo .logo-mark::before {
  content: '';
  position: absolute;
  width: 10px;
  height: 10px;
  background: var(--accent);
  border-radius: 50%;
}

.nav-logo .logo-mark::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 1px;
  background: rgba(255, 255, 255, 0.5);
  transform: rotate(45deg);
}

.nav-logo .logo-text {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.nav-logo .logo-cn {
  font-size: 20px;
  font-weight: 800;
  line-height: 1.1;
}

.nav-logo .logo-en {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  line-height: 1;
}

.nav-links-desktop {
  display: flex;
  align-items: center;
  gap: 0;
  flex-wrap: nowrap;
}

.nav-links-desktop a {
  font-size: 14px;
  font-weight: 500;
  color: var(--primary);
  padding: 8px 14px;
  position: relative;
  white-space: nowrap;
  letter-spacing: 0.02em;
}

.nav-links-desktop a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width var(--transition), transform var(--transition);
}

.nav-links-desktop a:hover::after,
.nav-links-desktop a.active::after {
  width: 60%;
  transform: translateX(-50%);
}

.nav-links-desktop a.active {
  color: var(--primary);
  font-weight: 700;
}

.nav-links-desktop .nav-sep {
  width: 1px;
  height: 16px;
  background: var(--border);
  flex-shrink: 0;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 8px;
  border-radius: var(--radius-sm);
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--primary);
  border-radius: 1px;
  transition: var(--transition);
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.nav-drawer {
  display: none;
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--surface);
  flex-direction: column;
  padding: 24px;
  gap: 8px;
  z-index: 999;
  overflow-y: auto;
}

.nav-drawer.open {
  display: flex;
}

.nav-drawer a {
  font-size: 18px;
  font-weight: 600;
  color: var(--primary);
  padding: 14px 16px;
  border-radius: var(--radius-md);
  position: relative;
}

.nav-drawer a.active {
  background: rgba(198, 240, 74, 0.15);
  color: var(--primary);
  font-weight: 700;
}

.nav-drawer a.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 20px;
  background: var(--accent);
  border-radius: 2px;
}

.nav-drawer a:hover {
  background: rgba(12, 46, 34, 0.04);
}

/* ===== Dark Data Panel Hero ===== */
.data-hero {
  background: var(--primary-dark);
  color: #fff;
  padding: 72px 0 80px;
  position: relative;
  overflow: hidden;
}

.data-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(198, 240, 74, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(198, 240, 74, 0.06) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
}

.data-hero::after {
  content: '';
  position: absolute;
  top: -40%;
  right: -10%;
  width: 600px;
  height: 600px;
  border: 1px solid rgba(198, 240, 74, 0.15);
  border-radius: 50%;
  pointer-events: none;
}

.data-hero .container {
  position: relative;
  z-index: 1;
}

.data-hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 56px;
  align-items: center;
}

.data-hero-title {
  font-size: 46px;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: #fff;
  margin-bottom: 20px;
}

.data-hero-title span {
  color: var(--accent);
}

.data-hero-sub {
  font-size: 18px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.78);
  margin-bottom: 32px;
  max-width: 520px;
}

.data-hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 32px;
}

.data-metric {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: 16px 18px;
}

.data-metric-value {
  font-family: var(--font-number);
  font-size: 32px;
  font-weight: 700;
  color: var(--accent);
  line-height: 1.2;
  letter-spacing: -0.01em;
  font-variant-numeric: tabular-nums;
}

.data-metric-label {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
  margin-top: 4px;
}

.data-hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--accent);
  color: var(--primary);
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.02em;
  transition: var(--transition);
  border: 2px solid var(--accent);
}

.btn-primary:hover {
  background: var(--primary);
  color: var(--accent);
  border-color: var(--accent);
}

.btn-primary:focus {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: transparent;
  color: #fff;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.02em;
  transition: var(--transition);
  border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(198, 240, 74, 0.08);
}

.btn-secondary:focus {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.data-hero-visual {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  min-height: 360px;
}

.data-hero-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.6;
}

.data-hero-visual .visual-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(8, 23, 18, 0.3) 0%, rgba(8, 23, 18, 0.9) 100%);
  display: flex;
  align-items: flex-end;
  padding: 24px;
}

.visual-label {
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(8px);
  padding: 8px 16px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

/* ===== Season Tabs ===== */
.season-tabs-section {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 16px 0;
  position: sticky;
  top: var(--header-height);
  z-index: 100;
}

.season-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
}

.season-tabs .tab-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  margin-right: 8px;
  letter-spacing: 0.04em;
}

.season-tab {
  padding: 8px 20px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
  border: 1px solid var(--border);
  transition: var(--transition);
  white-space: nowrap;
}

.season-tab:hover {
  border-color: var(--accent);
  color: var(--primary);
  background: rgba(198, 240, 74, 0.08);
}

.season-tab.active {
  background: var(--primary);
  color: var(--accent);
  border-color: var(--primary);
  font-weight: 700;
}

/* ===== Event Nav Tabs ===== */
.event-tabs-section {
  padding: 32px 0 0;
}

.event-tabs {
  display: flex;
  gap: 4px;
  border-bottom: 2px solid var(--border);
  overflow-x: auto;
  scrollbar-width: none;
}

.event-tabs::-webkit-scrollbar {
  display: none;
}

.event-tab {
  padding: 12px 24px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-muted);
  border-bottom: 3px solid transparent;
  transition: var(--transition);
  white-space: nowrap;
  position: relative;
  margin-bottom: -2px;
}

.event-tab:hover {
  color: var(--primary);
}

.event-tab.active {
  color: var(--primary);
  border-bottom-color: var(--accent);
  font-weight: 700;
}

/* ===== Data Table Section ===== */
.data-table-section {
  padding: 40px 0 72px;
}

.data-panel {
  background: var(--surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.data-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
  gap: 12px;
}

.data-panel-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary);
}

.data-panel-note {
  font-size: 13px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.data-panel-note .live-dot {
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

.data-table-wrapper {
  overflow-x: auto;
  padding: 0;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  min-width: 680px;
}

.data-table th {
  background: rgba(12, 46, 34, 0.04);
  padding: 14px 16px;
  text-align: left;
  font-weight: 700;
  color: var(--primary);
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--border-strong);
  white-space: nowrap;
}

.data-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  font-variant-numeric: tabular-nums;
}

.data-table tr:last-child td {
  border-bottom: none;
}

.data-table tr:hover td {
  background: rgba(198, 240, 74, 0.06);
}

.data-table .team-cell {
  font-weight: 600;
  color: var(--primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.team-badge {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 800;
  flex-shrink: 0;
}

.data-table .num-cell {
  font-family: var(--font-number);
  font-weight: 600;
  text-align: center;
}

.data-table .highlight-cell {
  color: var(--signal);
  font-weight: 700;
}

.table-footer-note {
  padding: 14px 24px;
  font-size: 13px;
  color: var(--text-muted);
  border-top: 1px solid var(--border);
  background: rgba(12, 46, 34, 0.02);
}

/* ===== Stats Cards Section ===== */
.stats-cards-section {
  padding: 0 0 72px;
}

.section-heading {
  margin-bottom: 32px;
}

.section-heading h2 {
  font-size: 32px;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.3;
  letter-spacing: -0.01em;
  margin-bottom: 12px;
}

.section-heading p {
  font-size: 16px;
  color: var(--text-muted);
  max-width: 640px;
  line-height: 1.7;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.stat-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  padding: 24px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.stat-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent);
}

.stat-card .stat-badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  margin-bottom: 16px;
  background: rgba(198, 240, 74, 0.15);
  color: var(--primary);
  border: 1px solid rgba(198, 240, 74, 0.4);
}

.stat-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 8px;
  line-height: 1.4;
}

.stat-card p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 16px;
}

.stat-bar-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}

.stat-bar-label {
  font-size: 12px;
  color: var(--text-muted);
  width: 80px;
  flex-shrink: 0;
}

.stat-bar-track {
  flex: 1;
  height: 6px;
  background: rgba(12, 46, 34, 0.08);
  border-radius: 999px;
  overflow: hidden;
}

.stat-bar-fill {
  height: 100%;
  border-radius: 999px;
  background: var(--primary);
  transition: width 1s cubic-bezier(0.4, 0, 0.2, 1);
}

.stat-bar-fill.accent-fill {
  background: var(--accent);
}

.stat-bar-fill.signal-fill {
  background: var(--signal);
}

.stat-value-display {
  font-family: var(--font-number);
  font-size: 20px;
  font-weight: 700;
  color: var(--primary);
  text-align: right;
  width: 48px;
  flex-shrink: 0;
  font-variant-numeric: tabular-nums;
}

/* ===== Deep Data Analysis ===== */
.data-analysis {
  padding: 0 0 72px;
}

.analysis-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.analysis-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  padding: 32px;
  box-shadow: var(--shadow-sm);
}

.analysis-card.full-width {
  grid-column: 1 / -1;
}

.analysis-card h3 {
  font-size: 22px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 16px;
  line-height: 1.4;
}

.analysis-card p {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 16px;
}

.analysis-card blockquote {
  border-left: 3px solid var(--accent);
  padding: 12px 20px;
  margin: 20px 0;
  background: rgba(198, 240, 74, 0.06);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-size: 15px;
  color: var(--primary);
  font-weight: 500;
  line-height: 1.7;
}

.data-list {
  list-style: none;
  padding: 0;
}

.data-list li {
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 15px;
  line-height: 1.6;
}

.data-list li:last-child {
  border-bottom: none;
}

.data-list li::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
  margin-top: 9px;
  flex-shrink: 0;
}

/* ===== Cover Image Feature ===== */
.cover-feature {
  padding: 0 0 72px;
}

.cover-feature-card {
  background: var(--primary-dark);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 360px;
}

.cover-feature-image {
  position: relative;
  min-height: 280px;
}

.cover-feature-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  inset: 0;
}

.cover-feature-content {
  padding: 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.cover-feature-content h3 {
  font-size: 24px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 16px;
  line-height: 1.4;
}

.cover-feature-content p {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.8;
  margin-bottom: 20px;
}

.cover-feature-content .btn-primary {
  align-self: flex-start;
}

/* ===== FAQ ===== */
.faq-section {
  padding: 0 0 72px;
}

.faq-list {
  max-width: 800px;
}

.faq-item {
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}

.faq-item:first-child {
  border-top: 1px solid var(--border);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 8px;
  font-size: 16px;
  font-weight: 700;
  color: var(--primary);
  text-align: left;
  transition: var(--transition);
}

.faq-question:hover {
  color: var(--primary);
  padding-left: 16px;
}

.faq-question .faq-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 1px solid var(--border-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 600;
  flex-shrink: 0;
  transition: var(--transition);
}

.faq-item.open .faq-icon {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--primary);
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.faq-item.open .faq-answer {
  max-height: 500px;
}

.faq-answer p {
  padding: 0 8px 20px;
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.8;
}

/* ===== CTA Section ===== */
.cta-section {
  padding: 0 0 72px;
}

.cta-box {
  background: var(--primary);
  border-radius: var(--radius-lg);
  padding: 56px 40px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-box::before {
  content: '';
  position: absolute;
  top: -60%;
  left: 50%;
  transform: translateX(-50%);
  width: 500px;
  height: 500px;
  border: 1px solid rgba(198, 240, 74, 0.12);
  border-radius: 50%;
}

.cta-box h2 {
  font-size: 32px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 16px;
  letter-spacing: -0.01em;
  position: relative;
  z-index: 1;
}

.cta-box p {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 28px;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.7;
  position: relative;
  z-index: 1;
}

.cta-box .btn-primary {
  position: relative;
  z-index: 1;
}

/* ===== Bottom Fixed Bar ===== */
.bottom-fixed-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--bottom-bar-height);
  background: var(--primary-dark);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  z-index: 900;
  transform: translateY(100%);
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.3);
}

.bottom-fixed-bar.visible {
  transform: translateY(0);
}

.bottom-fixed-bar .bar-text {
  color: rgba(255, 255, 255, 0.85);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.02em;
}

.bottom-fixed-bar .bar-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.bottom-fixed-bar .btn-primary {
  padding: 10px 20px;
  font-size: 14px;
}

.bar-close {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.6);
  font-size: 14px;
  transition: var(--transition);
  flex-shrink: 0;
}

.bar-close:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ===== Footer ===== */
.site-footer {
  background: var(--primary-dark);
  color: rgba(255, 255, 255, 0.75);
  padding: 64px 0 32px;
  margin-bottom: 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand h4 {
  font-size: 22px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 12px;
}

.footer-brand p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.7;
  max-width: 320px;
}

.footer-col h5 {
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 16px;
  letter-spacing: 0.04em;
}

.footer-col ul {
  list-style: none;
  padding: 0;
}

.footer-col ul li {
  margin-bottom: 8px;
}

.footer-col ul li a {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  transition: var(--transition);
}

.footer-col ul li a:hover {
  color: var(--accent);
  padding-left: 6px;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  gap: 16px;
  flex-wrap: wrap;
}

.footer-bottom .copyright {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.5);
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--accent);
}

.footer-beian {
  margin-top: 16px;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.4);
  letter-spacing: 0.02em;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .data-hero-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .data-hero-title {
    font-size: 38px;
  }

  .stats-grid {
    grid-template-columns: 1fr 1fr;
  }

  .analysis-grid {
    grid-template-columns: 1fr;
  }

  .cover-feature-card {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links-desktop {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .data-hero {
    padding: 48px 0 56px;
  }

  .data-hero-title {
    font-size: 32px;
  }

  .data-hero-metrics {
    grid-template-columns: 1fr 1fr;
    gap: 8px;
  }

  .data-metric-value {
    font-size: 24px;
  }

  .data-hero-actions {
    flex-direction: column;
  }

  .data-hero-actions .btn-primary,
  .data-hero-actions .btn-secondary {
    width: 100%;
  }

  .stats-grid {
    grid-template-columns: 1fr;
  }

  .section-heading h2 {
    font-size: 26px;
  }

  .data-panel-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .cta-box {
    padding: 40px 24px;
  }

  .cta-box h2 {
    font-size: 26px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }

  .bottom-fixed-bar {
    flex-direction: row;
    height: auto;
    padding: 12px 16px;
    gap: 12px;
    flex-wrap: wrap;
  }

  .bottom-fixed-bar .bar-text {
    font-size: 12px;
  }

  .bottom-fixed-bar .btn-primary {
    padding: 8px 16px;
    font-size: 12px;
  }

  .analysis-card {
    padding: 24px 20px;
  }
}

@media (max-width: 520px) {
  .data-hero-title {
    font-size: 28px;
  }

  .data-hero-sub {
    font-size: 16px;
  }

  .data-metric-value {
    font-size: 20px;
  }

  .data-metric-label {
    font-size: 11px;
  }

  .season-tabs {
    gap: 4px;
  }

  .season-tab {
    padding: 6px 14px;
    font-size: 12px;
  }

  .event-tab {
    padding: 10px 16px;
    font-size: 13px;
  }

  .stat-card {
    padding: 18px;
  }

  .cover-feature-content {
    padding: 24px 20px;
  }
}

/* roulang page: category1 */
:root {
            --primary: #0C2E22;
            --primary-dark: #081712;
            --accent: #C6F04A;
            --accent-hover: #b0dc30;
            --signal: #FF6B3D;
            --bg: #F4F1EA;
            --surface: #FFFFFF;
            --text: #1a2b24;
            --text-muted: #5a6b62;
            --text-light: #b8c5be;
            --border: rgba(12, 46, 34, 0.12);
            --border-strong: rgba(12, 46, 34, 0.2);
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.1);
            --font-number: 'Roboto Condensed', 'Oswald', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --container: 1200px;
            --header-height: 60px;
            --bottom-bar-height: 64px;
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --section-spacing: 72px;
            --section-spacing-mobile: 48px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            box-sizing: border-box;
        }

        *,
        *::before,
        *::after {
            box-sizing: inherit;
            margin: 0;
            padding: 0;
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text);
            background-color: var(--bg);
            padding-top: var(--header-height);
            padding-bottom: 0;
            min-height: 100vh;
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            background: none;
            color: inherit;
        }

        button {
            cursor: pointer;
        }

        ul,
        ol {
            list-style: none;
        }

        .container {
            width: 100%;
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header-height);
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border);
            z-index: 1000;
            transition: box-shadow var(--transition);
        }

        .site-header.scrolled {
            box-shadow: var(--shadow-sm);
        }

        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            gap: 20px;
        }

        .nav-logo {
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 800;
            font-size: 20px;
            letter-spacing: 0.02em;
            color: var(--primary);
            line-height: 1.2;
        }

        .nav-logo .logo-mark {
            width: 28px;
            height: 28px;
            background: var(--primary);
            border-radius: 50%;
            position: relative;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .nav-logo .logo-mark::before {
            content: '';
            position: absolute;
            width: 10px;
            height: 10px;
            background: var(--accent);
            border-radius: 50%;
        }

        .nav-logo .logo-mark::after {
            content: '';
            position: absolute;
            width: 20px;
            height: 1px;
            background: rgba(255, 255, 255, 0.5);
            transform: rotate(45deg);
        }

        .nav-logo .logo-text {
            display: flex;
            flex-direction: column;
            align-items: flex-start;
        }

        .nav-logo .logo-cn {
            font-size: 20px;
            font-weight: 800;
            line-height: 1.1;
        }

        .nav-logo .logo-en {
            font-size: 10px;
            font-weight: 500;
            letter-spacing: 0.1em;
            text-transform: uppercase;
            color: var(--text-muted);
            line-height: 1;
        }

        .nav-links-desktop {
            display: flex;
            align-items: center;
            flex-wrap: nowrap;
        }

        .nav-links-desktop a {
            font-size: 14px;
            font-weight: 500;
            color: var(--primary);
            padding: 8px 14px;
            position: relative;
            white-space: nowrap;
            letter-spacing: 0.02em;
            transition: color var(--transition);
        }

        .nav-links-desktop a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 2px;
            background: var(--accent);
            transition: width var(--transition), transform var(--transition);
        }

        .nav-links-desktop a:hover::after,
        .nav-links-desktop a.active::after {
            width: 60%;
            transform: translateX(-50%);
        }

        .nav-links-desktop a.active {
            color: var(--primary);
            font-weight: 700;
        }

        .nav-links-desktop .nav-sep {
            width: 1px;
            height: 16px;
            background: var(--border);
            flex-shrink: 0;
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            gap: 5px;
            width: 40px;
            height: 40px;
            background: transparent;
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            transition: var(--transition);
        }

        .nav-toggle span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--primary);
            transition: var(--transition);
            border-radius: 2px;
        }

        .nav-toggle:hover {
            background: rgba(12, 46, 34, 0.04);
        }

        .nav-drawer {
            display: none;
            position: fixed;
            top: var(--header-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: #fff;
            z-index: 999;
            flex-direction: column;
            padding: 32px 24px;
            gap: 8px;
            overflow-y: auto;
            border-top: 1px solid var(--border);
            box-shadow: var(--shadow-lg);
        }

        .nav-drawer.open {
            display: flex;
        }

        .nav-drawer a {
            font-size: 18px;
            font-weight: 600;
            color: var(--primary);
            padding: 14px 16px;
            border-bottom: 1px solid var(--border);
            transition: var(--transition);
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .nav-drawer a:hover {
            background: rgba(198, 240, 74, 0.08);
            padding-left: 20px;
        }

        .nav-drawer a.active {
            color: var(--primary);
            background: rgba(198, 240, 74, 0.12);
            font-weight: 700;
            border-left: 3px solid var(--accent);
        }

        /* ===== Breadcrumb ===== */
        .breadcrumb {
            padding: 20px 0 0;
            font-size: 13px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--text-muted);
            transition: color var(--transition);
        }

        .breadcrumb a:hover {
            color: var(--primary);
        }

        .breadcrumb .separator {
            color: var(--border-strong);
            font-size: 12px;
        }

        .breadcrumb .current {
            color: var(--primary);
            font-weight: 600;
        }

        /* ===== Hero Narrow ===== */
        .hero-narrow {
            padding: 28px 0 20px;
            background: linear-gradient(180deg, rgba(12, 46, 34, 0.03) 0%, transparent 100%);
            border-bottom: 1px solid var(--border);
        }

        .hero-narrow .container {
            display: flex;
            flex-wrap: wrap;
            align-items: flex-end;
            justify-content: space-between;
            gap: 20px;
        }

        .hero-narrow-left h1 {
            font-size: 36px;
            font-weight: 800;
            line-height: 1.2;
            color: var(--primary);
            letter-spacing: -0.02em;
            margin-bottom: 10px;
        }

        .hero-narrow-left p {
            font-size: 16px;
            color: var(--text-muted);
            max-width: 640px;
            line-height: 1.7;
        }

        .hero-narrow-right {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            align-items: center;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 600;
            border: 1px solid var(--border);
            background: var(--surface);
            color: var(--primary);
            white-space: nowrap;
            transition: var(--transition);
        }

        .badge-accent {
            background: var(--accent);
            border-color: var(--accent);
            color: var(--primary);
        }

        .badge-signal {
            background: rgba(255, 107, 61, 0.08);
            border-color: rgba(255, 107, 61, 0.25);
            color: var(--signal);
        }

        /* ===== Search Filter Bar ===== */
        .search-filter-section {
            padding: 20px 0 12px;
            background: var(--bg);
        }

        .search-filter-bar {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 16px 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
            box-shadow: var(--shadow-sm);
        }

        .search-input-wrap {
            flex: 1;
            min-width: 220px;
            display: flex;
            align-items: center;
            gap: 8px;
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            padding: 0 12px;
            height: 42px;
            transition: border-color var(--transition), box-shadow var(--transition);
        }

        .search-input-wrap:focus-within {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(198, 240, 74, 0.2);
        }

        .search-input-wrap svg {
            flex-shrink: 0;
            width: 16px;
            height: 16px;
            stroke: var(--text-muted);
        }

        .search-input-wrap input {
            flex: 1;
            font-size: 14px;
            color: var(--text);
            background: transparent;
            height: 100%;
            min-width: 0;
        }

        .search-input-wrap input::placeholder {
            color: var(--text-light);
        }

        .filter-select {
            height: 42px;
            padding: 0 32px 0 14px;
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            background-color: var(--surface);
            color: var(--text);
            font-size: 14px;
            cursor: pointer;
            appearance: none;
            -webkit-appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%230C2E22' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 12px center;
            min-width: 130px;
            transition: border-color var(--transition), box-shadow var(--transition);
        }

        .filter-select:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(198, 240, 74, 0.2);
        }

        .filter-btn {
            height: 42px;
            padding: 0 22px;
            background: var(--primary);
            color: #fff;
            font-size: 14px;
            font-weight: 700;
            border-radius: var(--radius-sm);
            transition: var(--transition);
            white-space: nowrap;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .filter-btn:hover {
            background: var(--primary-dark);
            box-shadow: var(--shadow-md);
        }

        .filter-btn:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        /* ===== Report List Layout ===== */
        .report-list-section {
            padding: 28px 0 var(--section-spacing);
        }

        .report-layout {
            display: grid;
            grid-template-columns: 1fr 380px;
            gap: 32px;
            align-items: start;
        }

        /* Left: Report List */
        .report-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .report-list-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 4px;
        }

        .report-list-header h2 {
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.01em;
        }

        .report-list-header .count {
            font-size: 13px;
            color: var(--text-muted);
            font-weight: 500;
        }

        .report-item {
            display: grid;
            grid-template-columns: 1fr auto;
            gap: 16px;
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            transition: var(--transition);
            position: relative;
        }

        .report-item:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .report-item-content {
            display: flex;
            flex-direction: column;
            gap: 8px;
            min-width: 0;
        }

        .report-item-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }

        .report-item-tags .tag {
            font-size: 11px;
            padding: 3px 10px;
            border-radius: 999px;
            background: rgba(12, 46, 34, 0.06);
            color: var(--primary);
            font-weight: 600;
            white-space: nowrap;
        }

        .report-item-tags .tag-accent {
            background: rgba(198, 240, 74, 0.18);
            color: var(--primary);
        }

        .report-item-tags .tag-signal {
            background: rgba(255, 107, 61, 0.08);
            color: var(--signal);
        }

        .report-item h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text);
            line-height: 1.4;
            transition: color var(--transition);
        }

        .report-item:hover h3 {
            color: var(--primary);
        }

        .report-item p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.65;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .report-item-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 12px;
            color: var(--text-muted);
        }

        .report-item-meta .date {
            font-family: var(--font-number);
            letter-spacing: 0.03em;
        }

        .report-item-meta .rating {
            font-weight: 700;
            color: var(--signal);
            font-family: var(--font-number);
        }

        .report-item-meta .rating.high {
            color: var(--primary);
        }

        .report-item-action {
            display: flex;
            flex-direction: column;
            align-items: flex-end;
            justify-content: space-between;
            gap: 10px;
            flex-shrink: 0;
        }

        .report-item-action .read-btn {
            font-size: 13px;
            font-weight: 700;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 14px;
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            transition: var(--transition);
            white-space: nowrap;
        }

        .report-item-action .read-btn:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            gap: 10px;
        }

        .report-item-action .report-id {
            font-size: 11px;
            color: var(--text-light);
            font-family: var(--font-number);
            letter-spacing: 0.05em;
        }

        /* Pagination */
        .pagination {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            padding-top: 24px;
            border-top: 1px solid var(--border);
            margin-top: 8px;
        }

        .pagination a,
        .pagination span {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 38px;
            height: 38px;
            padding: 0 10px;
            font-size: 14px;
            font-weight: 600;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
            color: var(--text-muted);
            transition: var(--transition);
        }

        .pagination a:hover {
            border-color: var(--accent);
            background: rgba(198, 240, 74, 0.1);
            color: var(--primary);
        }

        .pagination .active-page {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }

        .pagination .page-arrow {
            font-size: 16px;
        }

        /* Right: Summary Card */
        .report-summary-col {
            display: flex;
            flex-direction: column;
            gap: 20px;
            position: sticky;
            top: calc(var(--header-height) + 20px);
        }

        .summary-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 24px;
            box-shadow: var(--shadow-sm);
        }

        .summary-card h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
            letter-spacing: -0.01em;
        }

        .summary-card h3::before {
            content: '';
            width: 4px;
            height: 16px;
            background: var(--accent);
            border-radius: 2px;
            flex-shrink: 0;
        }

        .summary-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }

        .summary-list li {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 0;
            border-bottom: 1px solid var(--border);
            font-size: 13px;
            color: var(--text-muted);
            gap: 12px;
        }

        .summary-list li:last-child {
            border-bottom: none;
        }

        .summary-list li .label {
            font-weight: 500;
        }

        .summary-list li .value {
            font-family: var(--font-number);
            font-weight: 700;
            color: var(--primary);
            font-size: 14px;
            white-space: nowrap;
        }

        .summary-card .mini-chart {
            margin-top: 12px;
            padding: 14px;
            background: var(--bg);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: flex-end;
            gap: 6px;
            height: 72px;
        }

        .summary-card .mini-chart .bar {
            flex: 1;
            background: var(--primary);
            border-radius: 2px 2px 0 0;
            opacity: 0.7;
            transition: var(--transition);
        }

        .summary-card .mini-chart .bar:nth-child(odd) {
            background: var(--accent);
        }

        .summary-card .mini-chart .bar:hover {
            opacity: 1;
            transform: scaleY(1.05);
            transform-origin: bottom;
        }

        .summary-card .chart-labels {
            display: flex;
            justify-content: space-between;
            margin-top: 6px;
            font-size: 10px;
            color: var(--text-light);
            font-family: var(--font-number);
        }

        /* ===== Selling Points ===== */
        .selling-section {
            padding: var(--section-spacing) 0;
            background: var(--surface);
        }

        .section-header {
            margin-bottom: 40px;
        }

        .section-header h2 {
            font-size: 30px;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--primary);
            line-height: 1.2;
            margin-bottom: 12px;
        }

        .section-header p {
            font-size: 16px;
            color: var(--text-muted);
            max-width: 640px;
            line-height: 1.7;
        }

        .selling-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr;
            gap: 20px;
        }

        .selling-card {
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .selling-card:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }

        .selling-card.large {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
            padding: 36px 32px;
        }

        .selling-card.large .card-number {
            color: var(--accent);
        }

        .selling-card.large h3 {
            color: #fff;
            font-size: 22px;
        }

        .selling-card.large p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 15px;
        }

        .selling-card .card-number {
            font-family: var(--font-number);
            font-size: 40px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1;
            opacity: 0.9;
        }

        .selling-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.4;
        }

        .selling-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        .selling-card .card-link {
            font-size: 13px;
            font-weight: 700;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            margin-top: auto;
            transition: gap var(--transition);
        }

        .selling-card .card-link:hover {
            gap: 12px;
        }

        .selling-card.large .card-link {
            color: var(--accent);
        }

        /* ===== Use Cases ===== */
        .usecase-section {
            padding: var(--section-spacing) 0;
        }

        .usecase-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .usecase-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 24px;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .usecase-card:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-md);
        }

        .usecase-card .icon-wrap {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(12, 46, 34, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 4px;
        }

        .usecase-card .icon-wrap svg {
            width: 20px;
            height: 20px;
            stroke: var(--primary);
        }

        .usecase-card h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.4;
        }

        .usecase-card p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.65;
        }

        /* ===== Process ===== */
        .process-section {
            padding: var(--section-spacing) 0;
            background: var(--primary-dark);
            color: #fff;
        }

        .process-section .section-header h2 {
            color: #fff;
        }

        .process-section .section-header p {
            color: rgba(255, 255, 255, 0.6);
        }

        .process-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            counter-reset: step;
        }

        .process-step {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            transition: var(--transition);
            position: relative;
        }

        .process-step:hover {
            background: rgba(255, 255, 255, 0.07);
            border-color: rgba(198, 240, 74, 0.3);
        }

        .process-step .step-number {
            font-family: var(--font-number);
            font-size: 13px;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 0.08em;
            margin-bottom: 10px;
        }

        .process-step h3 {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .process-step p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
            line-height: 1.65;
        }

        /* ===== FAQ ===== */
        .faq-section {
            padding: var(--section-spacing) 0;
        }

        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 0;
            border-top: 1px solid var(--border);
        }

        .faq-item {
            border-bottom: 1px solid var(--border);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 20px 8px;
            cursor: pointer;
            transition: var(--transition);
            font-size: 16px;
            font-weight: 700;
            color: var(--primary);
            text-align: left;
            width: 100%;
            line-height: 1.5;
        }

        .faq-question:hover {
            background: rgba(198, 240, 74, 0.06);
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            border: 1px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 400;
            color: var(--text-muted);
            transition: var(--transition);
        }

        .faq-item.open .faq-question .faq-icon {
            background: var(--accent);
            border-color: var(--accent);
            color: var(--primary);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.3s ease;
            padding: 0 8px;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding-bottom: 20px;
        }

        .faq-answer p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            padding-left: 0;
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: var(--section-spacing) 0;
            background: var(--background, var(--bg));
        }

        .cta-box {
            background: var(--primary);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .cta-box::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -40px;
            width: 220px;
            height: 220px;
            background: radial-gradient(circle, rgba(198, 240, 74, 0.15) 0%, transparent 70%);
            border-radius: 50%;
        }

        .cta-box h2 {
            font-size: 28px;
            font-weight: 800;
            letter-spacing: -0.02em;
            margin-bottom: 14px;
            position: relative;
            z-index: 1;
        }

        .cta-box p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.6);
            max-width: 500px;
            margin: 0 auto 28px;
            line-height: 1.7;
            position: relative;
            z-index: 1;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent);
            color: var(--primary);
            font-size: 15px;
            font-weight: 700;
            padding: 14px 30px;
            border-radius: var(--radius-sm);
            transition: var(--transition);
            position: relative;
            z-index: 1;
            letter-spacing: 0.02em;
        }

        .btn-primary:hover {
            background: var(--accent-hover);
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }

        .btn-primary:focus-visible {
            outline: 2px solid #fff;
            outline-offset: 3px;
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.3);
            color: #fff;
            font-size: 15px;
            font-weight: 700;
            padding: 14px 30px;
            border-radius: var(--radius-sm);
            transition: var(--transition);
            letter-spacing: 0.02em;
            position: relative;
            z-index: 1;
        }

        .btn-secondary:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: rgba(198, 240, 74, 0.08);
        }

        .cta-actions {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 48px 0 24px;
            font-size: 13px;
            line-height: 1.7;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-brand h4 {
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 10px;
            letter-spacing: 0.02em;
        }

        .footer-brand p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
            line-height: 1.7;
            max-width: 320px;
        }

        .footer-col h5 {
            font-size: 14px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.04em;
        }

        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul a {
            color: rgba(255, 255, 255, 0.55);
            font-size: 13px;
            transition: color var(--transition);
        }

        .footer-col ul a:hover {
            color: var(--accent);
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            font-size: 12px;
        }

        .footer-bottom .copyright {
            color: rgba(255, 255, 255, 0.5);
        }

        .footer-links {
            display: flex;
            align-items: center;
            gap: 10px;
            color: rgba(255, 255, 255, 0.4);
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.55);
            font-size: 12px;
            transition: color var(--transition);
        }

        .footer-links a:hover {
            color: var(--accent);
        }

        .footer-beian {
            margin-top: 16px;
            font-size: 11px;
            color: rgba(255, 255, 255, 0.35);
            line-height: 1.6;
            padding-top: 12px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
        }

        /* ===== Bottom Fixed Bar ===== */
        .bottom-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            height: var(--bottom-bar-height);
            background: var(--primary-dark);
            z-index: 998;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 20px;
            padding: 0 24px;
            box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.2);
            transform: translateY(100%);
            transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        }

        .bottom-bar.visible {
            transform: translateY(0);
        }

        .bottom-bar p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            max-width: 400px;
        }

        .bottom-bar .btn-bar {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--accent);
            color: var(--primary);
            font-size: 13px;
            font-weight: 700;
            padding: 10px 18px;
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: var(--transition);
        }

        .bottom-bar .btn-bar:hover {
            background: var(--accent-hover);
            box-shadow: var(--shadow-md);
        }

        .bottom-bar .close-bar {
            width: 30px;
            height: 30px;
            border-radius: 50%;
            border: 1px solid rgba(255, 255, 255, 0.2);
            color: rgba(255, 255, 255, 0.5);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            transition: var(--transition);
            flex-shrink: 0;
        }

        .bottom-bar .close-bar:hover {
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
        }

        body.has-bottom-bar {
            padding-bottom: var(--bottom-bar-height);
        }

        /* ===== Image Styles ===== */
        .report-cover-thumb {
            width: 88px;
            height: 60px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
            background: var(--bg);
            border: 1px solid var(--border);
        }

        .report-cover-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .report-item:hover .report-cover-thumb img {
            transform: scale(1.05);
        }

        .summary-cover {
            width: 100%;
            height: 180px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            margin-bottom: 16px;
            background: var(--bg);
            border: 1px solid var(--border);
        }

        .summary-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .report-layout {
                grid-template-columns: 1fr;
            }
            .report-summary-col {
                position: static;
                flex-direction: row;
                flex-wrap: wrap;
            }
            .report-summary-col .summary-card {
                flex: 1;
                min-width: 260px;
            }
            .selling-grid {
                grid-template-columns: 1fr 1fr;
            }
            .selling-card.large {
                grid-column: 1 / -1;
            }
            .usecase-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .process-steps {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .nav-links-desktop {
                gap: 0;
            }
            .nav-links-desktop a {
                padding: 8px 10px;
                font-size: 13px;
            }
            .nav-links-desktop .nav-sep {
                margin: 0 2px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-spacing: 48px;
                --section-spacing-mobile: 36px;
            }

            .nav-links-desktop {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .hero-narrow-left h1 {
                font-size: 28px;
            }
            .hero-narrow-left p {
                font-size: 14px;
            }
            .report-item {
                grid-template-columns: 1fr;
                padding: 16px;
            }
            .report-item-action {
                flex-direction: row;
                align-items: center;
                justify-content: flex-start;
            }
            .report-cover-thumb {
                width: 100%;
                height: 160px;
                margin-bottom: 8px;
            }
            .report-item {
                display: flex;
                flex-direction: column;
            }
            .report-cover-thumb {
                order: -1;
            }
            .report-item-action {
                order: 2;
            }
            .report-item-content {
                order: 1;
            }
            .selling-grid {
                grid-template-columns: 1fr;
            }
            .selling-card.large {
                grid-column: auto;
            }
            .usecase-grid {
                grid-template-columns: 1fr;
            }
            .process-steps {
                grid-template-columns: 1fr;
            }
            .cta-box {
                padding: 32px 20px;
            }
            .cta-box h2 {
                font-size: 22px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .section-header h2 {
                font-size: 24px;
            }
            .search-filter-bar {
                padding: 12px;
            }
            .filter-select {
                min-width: 100px;
                flex: 1;
            }
            .filter-btn {
                padding: 0 16px;
            }
            .bottom-bar {
                flex-wrap: wrap;
                height: auto;
                padding: 10px 16px;
                gap: 10px;
            }
            .bottom-bar p {
                font-size: 12px;
                max-width: 100%;
                white-space: normal;
                line-height: 1.4;
            }
            .bottom-bar .btn-bar {
                font-size: 12px;
                padding: 8px 14px;
            }
            .report-summary-col {
                flex-direction: column;
            }
            .breadcrumb {
                font-size: 12px;
                padding: 14px 0 0;
            }
            .hero-narrow {
                padding: 20px 0 16px;
            }
            .faq-question {
                font-size: 14px;
                padding: 16px 4px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .nav-logo .logo-cn {
                font-size: 17px;
            }
            .hero-narrow-left h1 {
                font-size: 24px;
            }
            .cta-actions {
                flex-direction: column;
                align-items: center;
            }
            .btn-primary,
            .btn-secondary {
                width: 100%;
                justify-content: center;
            }
            .report-item-meta {
                flex-wrap: wrap;
                gap: 6px;
            }
            .pagination a,
            .pagination span {
                min-width: 32px;
                height: 32px;
                font-size: 12px;
                padding: 0 6px;
            }
        }

/* roulang page: category3 */
:root {
  --primary: #0C2E22;
  --primary-dark: #081712;
  --accent: #C6F04A;
  --accent-hover: #b0dc30;
  --signal: #FF6B3D;
  --bg: #F4F1EA;
  --surface: #FFFFFF;
  --text: #1a2b24;
  --text-muted: #5a6b62;
  --text-light: #b8c5be;
  --border: rgba(12, 46, 34, 0.12);
  --border-strong: rgba(12, 46, 34, 0.2);
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.1);
  --font-number: 'Roboto Condensed', 'Oswald', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, sans-serif;
  --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
  --container: 1200px;
  --header-height: 68px;
  --bottom-bar-height: 64px;
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}
:root {
  --header-height: 60px;
}
html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  color: var(--text);
  background-color: var(--bg);
  padding-top: var(--header-height);
  min-height: 100vh;
  overflow-x: hidden;
  margin: 0;
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}
button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  border: none;
  outline: none;
  background: none;
  color: inherit;
}
button {
  cursor: pointer;
}
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}
/* ===== Header / Nav ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  z-index: 1000;
  transition: box-shadow var(--transition);
}
.site-header.scrolled {
  box-shadow: var(--shadow-sm);
}
.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: 24px;
}
.nav-logo {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 800;
  font-size: 20px;
  letter-spacing: 0.02em;
  color: var(--primary);
  line-height: 1.2;
}
.nav-logo .logo-mark {
  width: 28px;
  height: 28px;
  background: var(--primary);
  border-radius: 50%;
  position: relative;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}
.nav-logo .logo-mark::before {
  content: '';
  position: absolute;
  width: 10px;
  height: 10px;
  background: var(--accent);
  border-radius: 50%;
}
.nav-logo .logo-mark::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 1px;
  background: rgba(255, 255, 255, 0.5);
  transform: rotate(45deg);
}
.nav-logo .logo-text {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}
.nav-logo .logo-cn {
  font-size: 20px;
  font-weight: 800;
  line-height: 1.1;
}
.nav-logo .logo-en {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  line-height: 1;
}
.nav-links-desktop {
  display: flex;
  align-items: center;
  gap: 0;
  flex-wrap: nowrap;
}
.nav-links-desktop a {
  font-size: 14px;
  font-weight: 500;
  color: var(--primary);
  padding: 8px 14px;
  position: relative;
  white-space: nowrap;
  letter-spacing: 0.02em;
  transition: color var(--transition);
}
.nav-links-desktop a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width var(--transition), transform var(--transition);
}
.nav-links-desktop a:hover::after,
.nav-links-desktop a.active::after {
  width: 60%;
  transform: translateX(-50%);
}
.nav-links-desktop a.active {
  color: var(--primary);
  font-weight: 700;
}
.nav-links-desktop .nav-sep {
  width: 1px;
  height: 16px;
  background: var(--border);
  flex-shrink: 0;
}
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 4px;
  width: 40px;
  height: 40px;
  padding: 8px;
  border-radius: var(--radius-sm);
  transition: background var(--transition);
}
.nav-toggle:hover {
  background: rgba(12, 46, 34, 0.05);
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.nav-toggle.active span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}
.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}
.nav-toggle.active span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}
.nav-drawer {
  display: none;
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  flex-direction: column;
  padding: 32px 24px;
  gap: 4px;
  z-index: 999;
  overflow-y: auto;
}
.nav-drawer.open {
  display: flex;
}
.nav-drawer a {
  font-size: 18px;
  font-weight: 600;
  color: var(--primary);
  padding: 16px 12px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 10px;
  transition: background var(--transition);
}
.nav-drawer a:hover {
  background: rgba(198, 240, 74, 0.08);
}
.nav-drawer a.active {
  color: var(--primary);
  font-weight: 700;
  border-left: 3px solid var(--accent);
  padding-left: 14px;
}
/* ===== Hero ===== */
.hero-valuation {
  background: linear-gradient(180deg, #ffffff 0%, #f4f1ea 100%);
  padding: 56px 0 48px;
  position: relative;
  overflow: hidden;
}
.hero-valuation::before {
  content: '';
  position: absolute;
  top: -120px;
  right: -80px;
  width: 420px;
  height: 420px;
  background: radial-gradient(circle, rgba(198, 240, 74, 0.12) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}
.hero-valuation .container {
  position: relative;
  z-index: 1;
}
.hero-valuation h1 {
  font-size: 44px;
  font-weight: 800;
  line-height: 1.18;
  color: var(--primary);
  margin: 0 0 16px;
  letter-spacing: -0.02em;
}
.hero-valuation .hero-subtitle {
  font-size: 18px;
  font-weight: 400;
  color: var(--text-muted);
  line-height: 1.65;
  max-width: 720px;
  margin: 0 0 28px;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
  margin-bottom: 28px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  font-size: 15px;
  font-weight: 700;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  letter-spacing: 0.03em;
  white-space: nowrap;
}
.btn-primary {
  background: var(--accent);
  color: var(--primary);
  box-shadow: 0 4px 16px rgba(198, 240, 74, 0.3);
}
.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(198, 240, 74, 0.4);
}
.btn-primary:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}
.btn-secondary {
  background: transparent;
  color: var(--primary);
  border: 1.5px solid var(--primary);
  box-shadow: none;
}
.btn-secondary:hover {
  background: rgba(12, 46, 34, 0.06);
  transform: translateY(-2px);
}
.btn-secondary:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 2px;
}
.btn-sm {
  padding: 8px 16px;
  font-size: 13px;
}
.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px 16px;
  box-shadow: var(--shadow-sm);
}
.hero-stat {
  text-align: center;
}
.hero-stat .stat-number {
  font-family: var(--font-number);
  font-size: 34px;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.2;
  letter-spacing: -0.01em;
}
.hero-stat .stat-label {
  font-size: 14px;
  color: var(--text-muted);
  margin-top: 4px;
  letter-spacing: 0.02em;
}
/* ===== Section通用 ===== */
.section {
  padding: 72px 0;
}
.section-tight {
  padding: 48px 0;
}
.section-dark {
  background: var(--primary-dark);
  color: #fff;
}
.section-white {
  background: var(--surface);
}
.section-header {
  margin-bottom: 40px;
}
.section-label {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--signal);
  margin-bottom: 10px;
}
.section-title {
  font-size: 32px;
  font-weight: 700;
  line-height: 1.25;
  color: var(--primary);
  margin: 0 0 12px;
  letter-spacing: -0.01em;
}
.section-dark .section-title {
  color: #fff;
}
.section-subtitle {
  font-size: 16px;
  color: var(--text-muted);
  max-width: 720px;
  line-height: 1.7;
  margin: 0;
}
.section-dark .section-subtitle {
  color: var(--text-light);
}
/* ===== 数据概览 ===== */
.overview-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.overview-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px 20px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform var(--transition);
}
.overview-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}
.overview-card .ov-icon {
  font-size: 28px;
  color: var(--primary);
  margin-bottom: 12px;
  display: block;
  opacity: 0.8;
}
.overview-card .ov-number {
  font-family: var(--font-number);
  font-size: 38px;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.1;
  margin-bottom: 6px;
}
.overview-card .ov-label {
  font-size: 14px;
  color: var(--text-muted);
  font-weight: 500;
}
/* ===== 球员索引卡栅格 ===== */
.player-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.player-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform var(--transition);
  position: relative;
  display: flex;
  flex-direction: column;
}
.player-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  border-color: var(--accent);
}
.player-card .player-img {
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--primary-dark);
  position: relative;
}
.player-card .player-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}
.player-card:hover .player-img img {
  transform: scale(1.04);
}
.player-card .player-body {
  padding: 18px 20px 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.player-card .player-name {
  font-size: 20px;
  font-weight: 700;
  color: var(--primary);
  margin: 0 0 4px;
  letter-spacing: -0.01em;
}
.player-card .player-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 14px;
}
.player-card .player-meta span {
  background: rgba(12, 46, 34, 0.05);
  padding: 3px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
}
.player-card .player-comment {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 16px;
}
.player-card .score-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: auto;
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
}
.player-card .score-row .score-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}
.player-card .score-row .score-value {
  font-family: var(--font-number);
  font-size: 22px;
  font-weight: 700;
  color: var(--primary);
}
.player-card .badge-rating {
  position: absolute;
  top: 12px;
  right: 12px;
  background: var(--accent);
  color: var(--primary);
  font-size: 12px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 999px;
  letter-spacing: 0.05em;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}
/* ===== 雷达图能力模型 ===== */
.radar-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
  background: var(--primary-dark);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  color: #fff;
}
.radar-panel .radar-chart-wrap {
  display: flex;
  justify-content: center;
  align-items: center;
}
.radar-panel .radar-chart-wrap svg {
  width: 100%;
  max-width: 420px;
  height: auto;
}
.radar-panel .radar-info h3 {
  font-size: 26px;
  font-weight: 700;
  color: #fff;
  margin: 0 0 16px;
  letter-spacing: -0.01em;
}
.radar-panel .radar-info p {
  font-size: 15px;
  color: var(--text-light);
  line-height: 1.7;
  margin: 0 0 20px;
}
.radar-legend {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px 16px;
  font-size: 14px;
}
.radar-legend .legend-item {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-light);
}
.radar-legend .legend-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  flex-shrink: 0;
}
/* ===== 能力评分条 ===== */
.score-bars-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.score-bar-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}
.score-bar-card h4 {
  font-size: 17px;
  font-weight: 700;
  color: var(--primary);
  margin: 0 0 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.score-bar-card h4 .bar-icon {
  width: 24px;
  height: 24px;
  border-radius: 6px;
  background: rgba(12, 46, 34, 0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
}
.bar-item {
  margin-bottom: 14px;
}
.bar-item:last-child {
  margin-bottom: 0;
}
.bar-item .bar-label {
  display: flex;
  justify-content: space-between;
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 6px;
}
.bar-item .bar-label .bar-val {
  font-family: var(--font-number);
  font-weight: 700;
  color: var(--primary);
}
.bar-track {
  height: 8px;
  background: rgba(12, 46, 34, 0.06);
  border-radius: 999px;
  overflow: hidden;
}
.bar-fill {
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--primary) 0%, var(--accent) 100%);
  transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}
.bar-fill.highlight {
  background: linear-gradient(90deg, var(--signal) 0%, var(--accent) 100%);
}
/* ===== 球员对比 ===== */
.compare-panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  box-shadow: var(--shadow-md);
}
.compare-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
}
.compare-header h3 {
  font-size: 22px;
  font-weight: 700;
  color: var(--primary);
  margin: 0;
}
.compare-selectors {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}
.compare-selectors select {
  padding: 10px 16px;
  border: 1.5px solid var(--border-strong);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  color: var(--primary);
  background: var(--surface);
  min-width: 160px;
  transition: border-color var(--transition), box-shadow var(--transition);
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%230C2E22' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
  cursor: pointer;
}
.compare-selectors select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(198, 240, 74, 0.2);
}
.compare-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.compare-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  min-width: 520px;
}
.compare-table th {
  text-align: left;
  padding: 12px 14px;
  font-weight: 600;
  color: var(--text-muted);
  border-bottom: 2px solid var(--border);
  font-size: 13px;
  letter-spacing: 0.04em;
}
.compare-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  font-weight: 500;
  color: var(--text);
}
.compare-table tr:last-child td {
  border-bottom: none;
}
.compare-table .compare-player-name {
  font-weight: 700;
  color: var(--primary);
}
.compare-table .compare-highlight {
  color: var(--signal);
  font-weight: 700;
  font-family: var(--font-number);
}
/* ===== 评估短评 ===== */
.comment-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.comment-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition);
}
.comment-card:hover {
  box-shadow: var(--shadow-md);
}
.comment-card .comment-quote {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-muted);
  margin: 0 0 14px;
  position: relative;
  padding-left: 16px;
  border-left: 3px solid var(--accent);
}
.comment-card .comment-author {
  font-size: 13px;
  font-weight: 600;
  color: var(--primary);
  display: flex;
  align-items: center;
  gap: 8px;
}
.comment-card .comment-author .author-tag {
  font-size: 11px;
  font-weight: 500;
  color: var(--text-muted);
  background: rgba(12, 46, 34, 0.05);
  padding: 2px 8px;
  border-radius: 999px;
}
/* ===== 评估方法论深度内容 ===== */
.methodology-text {
  max-width: 860px;
}
.methodology-text h3 {
  font-size: 22px;
  font-weight: 700;
  color: var(--primary);
  margin: 28px 0 12px;
}
.methodology-text h3:first-child {
  margin-top: 0;
}
.methodology-text p {
  font-size: 16px;
  line-height: 1.85;
  color: var(--text);
  margin: 0 0 16px;
}
.methodology-text blockquote {
  margin: 24px 0;
  padding: 20px 24px;
  background: rgba(12, 46, 34, 0.04);
  border-left: 4px solid var(--accent);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text);
}
.methodology-text ul {
  margin: 16px 0 20px;
  padding-left: 24px;
  list-style-type: none;
}
.methodology-text ul li {
  position: relative;
  padding-left: 20px;
  margin-bottom: 10px;
  line-height: 1.7;
  color: var(--text);
}
.methodology-text ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
}
.methodology-table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0;
  font-size: 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.methodology-table th {
  background: rgba(12, 46, 34, 0.06);
  text-align: left;
  padding: 14px 16px;
  font-weight: 700;
  color: var(--primary);
  border-bottom: 1px solid var(--border);
}
.methodology-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
}
.methodology-table tr:last-child td {
  border-bottom: none;
}
/* ===== 适用场景 ===== */
.scenario-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.scenario-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform var(--transition);
}
.scenario-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}
.scenario-card .scenario-img {
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--primary-dark);
}
.scenario-card .scenario-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}
.scenario-card:hover .scenario-img img {
  transform: scale(1.04);
}
.scenario-card .scenario-body {
  padding: 20px;
}
.scenario-card h4 {
  font-size: 17px;
  font-weight: 700;
  color: var(--primary);
  margin: 0 0 8px;
}
.scenario-card p {
  font-size: 14px;
  line-height: 1.65;
  color: var(--text-muted);
  margin: 0 0 14px;
}
.scenario-card .scenario-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.scenario-card .scenario-tags span {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-muted);
  background: rgba(12, 46, 34, 0.05);
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
}
/* ===== 评估流程 ===== */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  counter-reset: step;
}
.step-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px 20px;
  box-shadow: var(--shadow-sm);
  position: relative;
  counter-increment: step;
  transition: box-shadow var(--transition), transform var(--transition);
}
.step-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}
.step-card::before {
  content: counter(step, decimal-leading-zero);
  font-family: var(--font-number);
  font-size: 36px;
  font-weight: 700;
  color: rgba(12, 46, 34, 0.1);
  display: block;
  margin-bottom: 12px;
  line-height: 1;
}
.step-card h4 {
  font-size: 16px;
  font-weight: 700;
  color: var(--primary);
  margin: 0 0 8px;
}
.step-card p {
  font-size: 14px;
  line-height: 1.65;
  color: var(--text-muted);
  margin: 0;
}
/* ===== FAQ ===== */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 860px;
}
.faq-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition);
}
.faq-item.active {
  border-color: var(--accent);
}
.faq-question {
  width: 100%;
  text-align: left;
  padding: 18px 20px;
  font-size: 16px;
  font-weight: 600;
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  cursor: pointer;
  transition: background var(--transition);
  background: transparent;
  border: none;
}
.faq-question:hover {
  background: rgba(12, 46, 34, 0.04);
}
.faq-question:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: -2px;
}
.faq-question .faq-icon {
  font-size: 22px;
  font-weight: 300;
  color: var(--text-muted);
  transition: transform var(--transition);
  flex-shrink: 0;
}
.faq-item.active .faq-question .faq-icon {
  transform: rotate(45deg);
  color: var(--primary);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  padding: 0 20px;
}
.faq-item.active .faq-answer {
  max-height: 400px;
}
.faq-answer p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-muted);
  margin: 0 0 16px;
  padding-bottom: 4px;
}
/* ===== CTA ===== */
.cta-section {
  background: var(--primary-dark);
  color: #fff;
  padding: 64px 0;
  text-align: center;
  border-radius: 0;
}
.cta-section .cta-title {
  font-size: 30px;
  font-weight: 700;
  color: #fff;
  margin: 0 0 16px;
  letter-spacing: -0.01em;
}
.cta-section .cta-subtitle {
  font-size: 16px;
  color: var(--text-light);
  line-height: 1.7;
  max-width: 560px;
  margin: 0 auto 28px;
}
/* ===== 底部固定转化条 ===== */
.bottom-cta-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--bottom-bar-height);
  background: var(--primary);
  color: #fff;
  z-index: 998;
  transform: translateY(100%);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  align-items: center;
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.12);
}
.bottom-cta-bar.visible {
  transform: translateY(0);
}
.bottom-cta-bar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  height: 100%;
  padding-top: 8px;
  padding-bottom: 8px;
}
.bottom-cta-bar .bar-text {
  font-size: 14px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.85);
  letter-spacing: 0.02em;
}
.bottom-cta-bar .bar-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.bottom-cta-bar .btn-bar {
  background: var(--accent);
  color: var(--primary);
  font-weight: 700;
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  transition: background var(--transition);
  white-space: nowrap;
}
.bottom-cta-bar .btn-bar:hover {
  background: var(--accent-hover);
}
.bottom-cta-bar .bar-close {
  color: rgba(255, 255, 255, 0.6);
  font-size: 20px;
  line-height: 1;
  padding: 4px;
  flex-shrink: 0;
  transition: color var(--transition);
}
.bottom-cta-bar .bar-close:hover {
  color: #fff;
}
/* ===== Footer ===== */
.site-footer {
  background: var(--primary-dark);
  color: var(--text-light);
  padding: 56px 0 32px;
  margin-top: 0;
}
.site-footer .footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 32px;
  padding-bottom: 32px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.site-footer .footer-brand h4 {
  font-size: 20px;
  font-weight: 800;
  color: #fff;
  margin: 0 0 12px;
  letter-spacing: 0.02em;
}
.site-footer .footer-brand p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-light);
  margin: 0;
}
.site-footer .footer-col h5 {
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  margin: 0 0 12px;
  letter-spacing: 0.05em;
}
.site-footer .footer-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.site-footer .footer-col ul li {
  margin-bottom: 8px;
}
.site-footer .footer-col ul li a {
  font-size: 14px;
  color: var(--text-light);
  transition: color var(--transition);
  letter-spacing: 0.02em;
}
.site-footer .footer-col ul li a:hover {
  color: var(--accent);
}
.site-footer .footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-top: 24px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.55);
}
.site-footer .footer-bottom .footer-links {
  display: flex;
  align-items: center;
  gap: 12px;
}
.site-footer .footer-bottom .footer-links a {
  color: rgba(255, 255, 255, 0.55);
  transition: color var(--transition);
}
.site-footer .footer-bottom .footer-links a:hover {
  color: var(--accent);
}
.site-footer .footer-beian {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.45);
  padding-top: 12px;
  letter-spacing: 0.02em;
}
/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .nav-links-desktop {
    display: none;
  }
  .nav-toggle {
    display: flex;
  }
  .player-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .comment-list {
    grid-template-columns: repeat(2, 1fr);
  }
  .scenario-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .hero-stats {
    grid-template-columns: repeat(2, 1fr);
  }
  .overview-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .score-bars-grid {
    grid-template-columns: 1fr;
  }
  .radar-panel {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .hero-valuation h1 {
    font-size: 36px;
  }
  .section {
    padding: 56px 0;
  }
  .section-title {
    font-size: 26px;
  }
}
@media (max-width: 640px) {
  .player-grid,
  .comment-list,
  .scenario-grid,
  .steps-grid,
  .hero-stats,
  .overview-grid {
    grid-template-columns: 1fr;
  }
  .hero-valuation {
    padding: 32px 0 24px;
  }
  .hero-valuation h1 {
    font-size: 30px;
    line-height: 1.25;
  }
  .hero-valuation .hero-subtitle {
    font-size: 16px;
  }
  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }
  .btn {
    width: 100%;
    justify-content: center;
  }
  .section {
    padding: 48px 0;
  }
  .section-title {
    font-size: 22px;
  }
  .radar-panel {
    padding: 28px 20px;
  }
  .compare-panel {
    padding: 20px 16px;
  }
  .methodology-table {
    font-size: 12px;
  }
  .methodology-table th,
  .methodology-table td {
    padding: 10px 8px;
  }
  .cta-section .cta-title {
    font-size: 24px;
  }
  .site-footer .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }
  .site-footer .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
  .bottom-cta-bar {
    height: 56px;
  }
  .bottom-cta-bar .bar-text {
    font-size: 12px;
  }
  .bottom-cta-bar .btn-bar {
    padding: 8px 14px;
    font-size: 12px;
  }
  .nav-drawer a {
    font-size: 16px;
    padding: 14px 10px;
  }
  .hero-stat .stat-number {
    font-size: 28px;
  }
}

/* roulang page: category4 */
:root {
            --primary: #0C2E22;
            --primary-dark: #081712;
            --accent: #C6F04A;
            --accent-hover: #b0dc30;
            --signal: #FF6B3D;
            --bg: #F4F1EA;
            --surface: #FFFFFF;
            --text: #1a2b24;
            --text-muted: #5a6b62;
            --text-light: #b8c5be;
            --border: rgba(12, 46, 34, 0.12);
            --border-strong: rgba(12, 46, 34, 0.2);
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.1);
            --font-number: 'Roboto Condensed', 'Oswald', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --container: 1200px;
            --header-height: 60px;
            --bottom-bar-height: 64px;
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text);
            background-color: var(--bg);
            padding-top: var(--header-height);
            min-height: 100vh;
            overflow-x: hidden;
            padding-bottom: var(--bottom-bar-height);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            background: none;
            color: inherit;
        }

        button {
            cursor: pointer;
        }

        .container {
            width: 100%;
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header-height);
            background: rgba(255, 255, 255, 0.88);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border);
            z-index: 1000;
            transition: box-shadow var(--transition);
        }

        .site-header.scrolled {
            box-shadow: var(--shadow-sm);
        }

        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            gap: 24px;
        }

        .nav-logo {
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 800;
            font-size: 20px;
            letter-spacing: 0.02em;
            color: var(--primary);
            line-height: 1.2;
        }

        .nav-logo .logo-mark {
            width: 28px;
            height: 28px;
            background: var(--primary);
            border-radius: 50%;
            position: relative;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .nav-logo .logo-mark::before {
            content: '';
            position: absolute;
            width: 10px;
            height: 10px;
            background: var(--accent);
            border-radius: 50%;
        }

        .nav-logo .logo-mark::after {
            content: '';
            position: absolute;
            width: 20px;
            height: 1px;
            background: rgba(255, 255, 255, 0.5);
            transform: rotate(45deg);
        }

        .nav-logo .logo-text {
            display: flex;
            flex-direction: column;
            align-items: flex-start;
        }

        .nav-logo .logo-cn {
            font-size: 20px;
            font-weight: 800;
            line-height: 1.1;
        }

        .nav-logo .logo-en {
            font-size: 10px;
            font-weight: 500;
            letter-spacing: 0.1em;
            text-transform: uppercase;
            color: var(--text-muted);
            line-height: 1;
        }

        .nav-links-desktop {
            display: flex;
            align-items: center;
            gap: 0;
            flex-wrap: nowrap;
        }

        .nav-links-desktop a {
            font-size: 14px;
            font-weight: 500;
            color: var(--primary);
            padding: 8px 16px;
            position: relative;
            white-space: nowrap;
            letter-spacing: 0.02em;
        }

        .nav-links-desktop a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 2px;
            background: var(--accent);
            transition: width var(--transition), transform var(--transition);
        }

        .nav-links-desktop a:hover::after,
        .nav-links-desktop a.active::after {
            width: 60%;
            transform: translateX(-50%);
        }

        .nav-links-desktop a.active {
            color: var(--primary);
            font-weight: 700;
        }

        .nav-links-desktop .nav-sep {
            width: 1px;
            height: 16px;
            background: var(--border);
            flex-shrink: 0;
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            gap: 5px;
            width: 40px;
            height: 40px;
            background: none;
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            padding: 8px;
            flex-shrink: 0;
        }

        .nav-toggle span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            transition: var(--transition);
        }

        .nav-toggle[aria-expanded="true"] span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }

        .nav-toggle[aria-expanded="true"] span:nth-child(2) {
            opacity: 0;
        }

        .nav-toggle[aria-expanded="true"] span:nth-child(3) {
            transform: rotate(-45deg) translate(4px, -4px);
        }

        .nav-drawer {
            display: none;
            position: fixed;
            top: var(--header-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(255, 255, 255, 0.98);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            z-index: 999;
            flex-direction: column;
            padding: 24px;
            gap: 4px;
            overflow-y: auto;
        }

        .nav-drawer.open {
            display: flex;
        }

        .nav-drawer a {
            font-size: 18px;
            font-weight: 600;
            color: var(--primary);
            padding: 16px 20px;
            border-radius: var(--radius-md);
            letter-spacing: 0.03em;
            border-left: 3px solid transparent;
        }

        .nav-drawer a.active {
            border-left-color: var(--accent);
            background: rgba(198, 240, 74, 0.1);
            font-weight: 700;
        }

        .nav-drawer a:hover {
            background: rgba(198, 240, 74, 0.06);
        }

        /* ===== Buttons ===== */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--accent);
            color: var(--primary);
            font-weight: 700;
            font-size: 15px;
            padding: 14px 28px;
            border-radius: var(--radius-sm);
            transition: var(--transition);
            letter-spacing: 0.03em;
            white-space: nowrap;
            border: 2px solid var(--accent);
        }

        .btn-primary:hover {
            background: var(--primary);
            color: var(--accent);
            border-color: var(--primary);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

        .btn-primary:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: var(--shadow-sm);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: var(--primary);
            font-weight: 600;
            font-size: 15px;
            padding: 14px 28px;
            border-radius: var(--radius-sm);
            transition: var(--transition);
            letter-spacing: 0.03em;
            white-space: nowrap;
            border: 2px solid var(--primary);
        }

        .btn-secondary:hover {
            background: rgba(12, 46, 34, 0.06);
            border-color: var(--primary);
            transform: translateY(-2px);
        }

        .btn-secondary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
        }

        .btn-secondary:active {
            transform: translateY(0);
        }

        .btn-sm {
            font-size: 13px;
            padding: 9px 18px;
        }

        /* ===== Badge / Tag ===== */
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 999px;
            letter-spacing: 0.04em;
            border: 1px solid var(--border-strong);
            color: var(--primary);
            background: var(--surface);
            white-space: nowrap;
        }

        .badge-accent {
            border-color: var(--accent);
            color: var(--primary);
            background: rgba(198, 240, 74, 0.15);
        }

        .badge-signal {
            border-color: var(--signal);
            color: var(--signal);
            background: rgba(255, 107, 61, 0.08);
        }

        .tag {
            display: inline-flex;
            align-items: center;
            font-size: 13px;
            font-weight: 500;
            padding: 6px 14px;
            border-radius: var(--radius-sm);
            background: var(--surface);
            border: 1px solid var(--border);
            color: var(--text-muted);
            transition: var(--transition);
        }

        .tag:hover {
            border-color: var(--accent);
            color: var(--primary);
            background: rgba(198, 240, 74, 0.08);
        }

        /* ===== Section common ===== */
        .section {
            padding: 72px 0;
        }

        .section-title {
            font-size: 32px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.3;
            letter-spacing: 0.01em;
            margin-bottom: 14px;
        }

        .section-subtitle {
            font-size: 17px;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 720px;
            margin-bottom: 40px;
        }

        .section-header {
            margin-bottom: 40px;
        }

        .section-header .badge {
            margin-bottom: 14px;
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            overflow: hidden;
            min-height: 620px;
            display: flex;
            align-items: center;
            background: var(--primary-dark);
            color: #fff;
            padding: 60px 0;
        }

        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(8, 23, 18, 0.92) 0%, rgba(12, 46, 34, 0.8) 45%, rgba(8, 23, 18, 0.6) 100%);
            z-index: 1;
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            z-index: 0;
            background-image: url('/assets/images/backpic/back-1.jpg');
            background-size: cover;
            background-position: center;
            opacity: 0.5;
        }

        .hero::after {
            content: '';
            position: absolute;
            inset: 0;
            z-index: 1;
            background-image:
                linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
                linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
            background-size: 40px 40px;
            pointer-events: none;
        }

        .hero .container {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            gap: 48px;
        }

        .hero-text {
            flex: 1;
            max-width: 620px;
        }

        .hero-text h1 {
            font-size: 48px;
            font-weight: 900;
            line-height: 1.15;
            letter-spacing: -0.01em;
            margin-bottom: 20px;
            color: #fff;
        }

        .hero-text h1 .highlight {
            color: var(--accent);
        }

        .hero-subtitle {
            font-size: 18px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 32px;
            max-width: 540px;
        }

        .hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 36px;
        }

        .hero-stats {
            display: flex;
            gap: 36px;
            flex-wrap: wrap;
        }

        .hero-stat {
            display: flex;
            flex-direction: column;
        }

        .hero-stat .stat-number {
            font-family: var(--font-number);
            font-size: 32px;
            font-weight: 700;
            color: var(--accent);
            line-height: 1.2;
            tabular-nums: numeric;
        }

        .hero-stat .stat-label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
            letter-spacing: 0.04em;
        }

        .hero-visual {
            flex: 1;
            max-width: 520px;
            position: relative;
        }

        .hero-visual-card {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: var(--radius-lg);
            padding: 28px;
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            box-shadow: var(--shadow-lg);
        }

        .hero-visual-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.03em;
        }

        .hero-visual-card .formation-display {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            margin-bottom: 18px;
        }

        .hero-visual-card .formation-tag {
            padding: 6px 14px;
            border-radius: var(--radius-sm);
            background: var(--accent);
            color: var(--primary);
            font-weight: 700;
            font-size: 14px;
            letter-spacing: 0.04em;
        }

        .hero-visual-card .formation-tag.alt {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.3);
            color: #fff;
        }

        .hero-visual-card .data-row {
            display: flex;
            justify-content: space-between;
            padding: 10px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 14px;
            color: rgba(255, 255, 255, 0.8);
        }

        .hero-visual-card .data-row span:last-child {
            font-weight: 600;
            color: #fff;
            font-family: var(--font-number);
            tabular-nums: numeric;
        }

        /* ===== Tactical Board Section ===== */
        .board-section {
            background: var(--surface);
            padding: 72px 0;
            border-bottom: 1px solid var(--border);
        }

        .board-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: start;
        }

        .board-visual {
            background: var(--primary-dark);
            border-radius: var(--radius-lg);
            padding: 32px 24px;
            min-height: 420px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            position: relative;
            overflow: hidden;
        }

        .board-visual::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image:
                linear-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px),
                linear-gradient(90deg, rgba(255, 255, 255, 0.06) 1px, transparent 1px);
            background-size: 36px 36px;
        }

        .board-visual .pitch {
            position: relative;
            width: 100%;
            max-width: 400px;
            aspect-ratio: 3/4;
            background: rgba(12, 46, 34, 0.6);
            border: 2px solid rgba(255, 255, 255, 0.3);
            border-radius: var(--radius-md);
            z-index: 1;
        }

        .board-visual .pitch::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 0;
            right: 0;
            height: 0;
            border-top: 1px solid rgba(255, 255, 255, 0.3);
        }

        .board-visual .pitch .dot {
            position: absolute;
            width: 22px;
            height: 22px;
            background: var(--accent);
            border: 3px solid var(--primary-dark);
            border-radius: 50%;
            box-shadow: 0 0 0 2px rgba(198, 240, 74, 0.5);
            z-index: 2;
        }

        .board-visual .pitch .dot.gk {
            bottom: 5%;
            left: 50%;
            transform: translateX(-50%);
            width: 26px;
            height: 26px;
            background: var(--signal);
            box-shadow: 0 0 0 2px rgba(255, 107, 61, 0.5);
        }

        .board-visual .pitch .dot.def {
            bottom: 22%;
        }

        .board-visual .pitch .dot.mid {
            bottom: 42%;
        }

        .board-visual .pitch .dot.fwd {
            bottom: 65%;
        }

        .board-visual .pitch .dot.d1 { left: 12%; }
        .board-visual .pitch .dot.d2 { left: 35%; }
        .board-visual .pitch .dot.d3 { left: 65%; }
        .board-visual .pitch .dot.d4 { left: 88%; }
        .board-visual .pitch .dot.m1 { left: 25%; }
        .board-visual .pitch .dot.m2 { left: 50%; transform: translateX(-50%); }
        .board-visual .pitch .dot.m3 { left: 75%; }
        .board-visual .pitch .dot.f1 { left: 18%; }
        .board-visual .pitch .dot.f2 { left: 50%; transform: translateX(-50%); }
        .board-visual .pitch .dot.f3 { left: 82%; }

        .board-info h2 {
            font-size: 28px;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 16px;
            line-height: 1.3;
        }

        .board-info p {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.8;
            margin-bottom: 20px;
        }

        .board-info .board-tags {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            margin-bottom: 20px;
        }

        /* ===== Deep Content A ===== */
        .deep-content-a {
            padding: 72px 0;
            background: var(--bg);
        }

        .prose {
            max-width: 820px;
            margin: 0 auto;
        }

        .prose h3 {
            font-size: 24px;
            font-weight: 700;
            color: var(--primary);
            margin: 36px 0 16px;
            line-height: 1.4;
        }

        .prose p {
            font-size: 16px;
            line-height: 1.85;
            color: var(--text);
            margin-bottom: 18px;
        }

        .prose blockquote {
            border-left: 4px solid var(--accent);
            background: var(--surface);
            padding: 16px 24px;
            margin: 24px 0;
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            font-size: 15px;
            color: var(--text-muted);
            font-style: italic;
            box-shadow: var(--shadow-sm);
        }

        .prose ul {
            list-style: none;
            padding: 0;
            margin: 20px 0;
        }

        .prose ul li {
            padding: 10px 0 10px 28px;
            position: relative;
            font-size: 15px;
            line-height: 1.7;
            color: var(--text);
            border-bottom: 1px solid var(--border);
        }

        .prose ul li::before {
            content: '→';
            position: absolute;
            left: 0;
            color: var(--primary);
            font-weight: 700;
            font-size: 14px;
        }

        .prose ul li:last-child {
            border-bottom: none;
        }

        /* ===== Data Panel ===== */
        .data-panel {
            background: var(--primary-dark);
            padding: 72px 0;
            color: #fff;
        }

        .data-panel .section-title {
            color: #fff;
        }

        .data-panel .section-subtitle {
            color: rgba(255, 255, 255, 0.7);
        }

        .data-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .stat-card {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-lg);
            padding: 24px 20px;
            text-align: center;
            transition: var(--transition);
        }

        .stat-card:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: var(--accent);
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
        }

        .stat-card .stat-value {
            font-family: var(--font-number);
            font-size: 36px;
            font-weight: 700;
            color: var(--accent);
            line-height: 1.2;
            margin-bottom: 8px;
            tabular-nums: numeric;
        }

        .stat-card .stat-name {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.75);
            letter-spacing: 0.03em;
        }

        .stat-card .stat-desc {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.5);
            margin-top: 6px;
            line-height: 1.5;
        }

        /* ===== Deep Content B ===== */
        .deep-content-b {
            padding: 72px 0;
            background: var(--surface);
        }

        /* ===== Scenario Section ===== */
        .scenario-section {
            padding: 72px 0;
            background: var(--bg);
        }

        .scenario-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
            margin-bottom: 56px;
        }

        .scenario-block:last-child {
            margin-bottom: 0;
        }

        .scenario-block.reverse .scenario-image {
            order: 2;
        }

        .scenario-block.reverse .scenario-text {
            order: 1;
        }

        .scenario-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            aspect-ratio: 16/10;
            position: relative;
        }

        .scenario-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .scenario-image:hover img {
            transform: scale(1.03);
        }

        .scenario-image .overlay-tag {
            position: absolute;
            bottom: 16px;
            left: 16px;
            background: rgba(8, 23, 18, 0.85);
            color: #fff;
            padding: 6px 14px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.04em;
        }

        .scenario-text h3 {
            font-size: 24px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 14px;
            line-height: 1.4;
        }

        .scenario-text p {
            font-size: 15px;
            line-height: 1.8;
            color: var(--text-muted);
            margin-bottom: 14px;
        }

        .scenario-text .data-point {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--surface);
            border: 1px solid var(--border);
            padding: 10px 18px;
            border-radius: var(--radius-md);
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            box-shadow: var(--shadow-sm);
        }

        /* ===== Related Section ===== */
        .related-section {
            padding: 72px 0;
            background: var(--surface);
            border-top: 1px solid var(--border);
        }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .related-card {
            display: block;
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
        }

        .related-card:hover {
            transform: translateY(-4px);
            border-color: var(--accent);
            box-shadow: var(--shadow-lg);
        }

        .related-card .related-image {
            aspect-ratio: 16/9;
            overflow: hidden;
            background: var(--surface);
        }

        .related-card .related-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .related-card:hover .related-image img {
            transform: scale(1.05);
        }

        .related-card .related-body {
            padding: 20px;
        }

        .related-card .related-body h4 {
            font-size: 17px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .related-card .related-body p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.65;
        }

        /* ===== FAQ ===== */
        .faq-section {
            padding: 72px 0;
            background: var(--bg);
        }

        .faq-list {
            max-width: 780px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            margin-bottom: 14px;
            overflow: hidden;
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
        }

        .faq-item:hover {
            border-color: var(--border-strong);
            box-shadow: var(--shadow-md);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 24px;
            font-size: 16px;
            font-weight: 600;
            color: var(--primary);
            text-align: left;
            letter-spacing: 0.02em;
            background: none;
            border: none;
            cursor: pointer;
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(198, 240, 74, 0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 700;
            color: var(--primary);
            transition: var(--transition);
            border: 1px solid var(--border);
        }

        .faq-item.open .faq-question .faq-icon {
            background: var(--accent);
            border-color: var(--accent);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 24px;
            font-size: 15px;
            line-height: 1.8;
            color: var(--text-muted);
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 24px 20px;
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 80px 0;
            background: var(--primary-dark);
            color: #fff;
            text-align: center;
        }

        .cta-section .cta-title {
            font-size: 36px;
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 16px;
            letter-spacing: 0.01em;
        }

        .cta-section .cta-text {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.7;
            max-width: 560px;
            margin: 0 auto 32px;
        }

        /* ===== Bottom Fixed Bar ===== */
        .bottom-fixed-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            height: var(--bottom-bar-height);
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-top: 1px solid var(--border);
            z-index: 900;
            display: flex;
            align-items: center;
            box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.06);
            transition: transform 0.35s ease;
        }

        .bottom-fixed-bar.hidden {
            transform: translateY(100%);
        }

        .bottom-fixed-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }

        .bottom-bar-text {
            font-size: 15px;
            font-weight: 600;
            color: var(--primary);
            letter-spacing: 0.02em;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .bottom-bar-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .bottom-bar-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            background: var(--accent);
            color: var(--primary);
            font-weight: 700;
            font-size: 14px;
            letter-spacing: 0.03em;
            transition: var(--transition);
            border: 2px solid var(--accent);
            white-space: nowrap;
        }

        .bottom-bar-btn:hover {
            background: var(--primary);
            color: var(--accent);
            border-color: var(--primary);
        }

        .bottom-bar-close {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            border: 1px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-muted);
            font-size: 18px;
            transition: var(--transition);
            flex-shrink: 0;
        }

        .bottom-bar-close:hover {
            background: rgba(12, 46, 34, 0.06);
            color: var(--primary);
            border-color: var(--border-strong);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.8);
            padding: 56px 0 32px;
            font-size: 14px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-brand h4 {
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.75;
            color: rgba(255, 255, 255, 0.6);
            max-width: 320px;
        }

        .footer-col h5 {
            font-size: 14px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.05em;
            text-transform: uppercase;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
        }

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            transition: var(--transition);
        }

        .footer-col ul li a:hover {
            color: var(--accent);
            padding-left: 4px;
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            flex-wrap: wrap;
        }

        .footer-bottom .copyright {
            color: rgba(255, 255, 255, 0.5);
            font-size: 13px;
        }

        .footer-links {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 13px;
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.6);
            transition: var(--transition);
        }

        .footer-links a:hover {
            color: var(--accent);
        }

        .footer-beian {
            margin-top: 16px;
            padding-top: 16px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            font-size: 12px;
            color: rgba(255, 255, 255, 0.45);
            letter-spacing: 0.02em;
            line-height: 1.6;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .hero .container {
                flex-direction: column;
                gap: 32px;
                text-align: center;
            }

            .hero-text {
                max-width: 100%;
            }

            .hero-text h1 {
                font-size: 38px;
            }

            .hero-subtitle {
                max-width: 100%;
                margin-left: auto;
                margin-right: auto;
            }

            .hero-actions {
                justify-content: center;
            }

            .hero-stats {
                justify-content: center;
            }

            .hero-visual {
                max-width: 100%;
                width: 100%;
            }

            .board-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .data-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }

            .scenario-block {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .scenario-block.reverse .scenario-image {
                order: 1;
            }

            .scenario-block.reverse .scenario-text {
                order: 2;
            }

            .related-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
        }

        @media (max-width: 768px) {
            .nav-links-desktop {
                display: none;
            }

            .nav-toggle {
                display: flex;
            }

            .section {
                padding: 48px 0;
            }

            .section-title {
                font-size: 26px;
            }

            .hero {
                min-height: auto;
                padding: 48px 0;
            }

            .hero-text h1 {
                font-size: 30px;
            }

            .hero-subtitle {
                font-size: 16px;
            }

            .hero-stats {
                gap: 20px;
            }

            .hero-stat .stat-number {
                font-size: 26px;
            }

            .data-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }

            .related-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .bottom-bar-text {
                font-size: 13px;
            }

            .bottom-bar-btn {
                font-size: 12px;
                padding: 8px 16px;
            }

            .cta-section .cta-title {
                font-size: 28px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }

            .hero-text h1 {
                font-size: 26px;
            }

            .hero-subtitle {
                font-size: 15px;
            }

            .hero-actions {
                flex-direction: column;
                gap: 10px;
            }

            .hero-actions .btn-primary,
            .hero-actions .btn-secondary {
                width: 100%;
                justify-content: center;
            }

            .hero-stats {
                flex-direction: column;
                gap: 12px;
                align-items: center;
            }

            .board-visual {
                padding: 20px 16px;
                min-height: 320px;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 10px;
            }

            .bottom-fixed-bar .container {
                padding: 0 12px;
            }

            .bottom-bar-text {
                font-size: 12px;
            }

            .bottom-bar-btn {
                font-size: 11px;
                padding: 6px 12px;
                white-space: nowrap;
            }

            .faq-question {
                font-size: 14px;
                padding: 14px 18px;
            }

            .faq-answer {
                font-size: 13px;
                padding: 0 18px;
            }

            .faq-item.open .faq-answer {
                padding: 0 18px 16px;
            }
        }

/* roulang page: category5 */
:root {
            --primary: #0C2E22;
            --primary-dark: #081712;
            --accent: #C6F04A;
            --accent-hover: #b0dc30;
            --signal: #FF6B3D;
            --bg: #F4F1EA;
            --surface: #FFFFFF;
            --text: #1a2b24;
            --text-muted: #5a6b62;
            --text-light: #b8c5be;
            --border: rgba(12, 46, 34, 0.12);
            --border-strong: rgba(12, 46, 34, 0.2);
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.1);
            --font-number: 'Roboto Condensed', 'Oswald', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --container: 1200px;
            --header-height: 68px;
            --bottom-bar-height: 64px;
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --header-height: 60px;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text);
            background-color: var(--bg);
            padding-top: var(--header-height);
            min-height: 100vh;
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            background: none;
            color: inherit;
        }

        button {
            cursor: pointer;
        }

        .container {
            width: 100%;
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header-height);
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border);
            z-index: 1000;
            transition: box-shadow var(--transition);
        }

        .site-header.scrolled {
            box-shadow: var(--shadow-sm);
        }

        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            gap: 24px;
        }

        .nav-logo {
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 800;
            font-size: 20px;
            letter-spacing: 0.02em;
            color: var(--primary);
            line-height: 1.2;
        }

        .nav-logo .logo-mark {
            width: 28px;
            height: 28px;
            background: var(--primary);
            border-radius: 50%;
            position: relative;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .nav-logo .logo-mark::before {
            content: '';
            position: absolute;
            width: 10px;
            height: 10px;
            background: var(--accent);
            border-radius: 50%;
        }

        .nav-logo .logo-mark::after {
            content: '';
            position: absolute;
            width: 20px;
            height: 1px;
            background: rgba(255, 255, 255, 0.5);
            transform: rotate(45deg);
        }

        .nav-logo .logo-text {
            display: flex;
            flex-direction: column;
            align-items: flex-start;
        }

        .nav-logo .logo-cn {
            font-size: 20px;
            font-weight: 800;
            line-height: 1.1;
        }

        .nav-logo .logo-en {
            font-size: 10px;
            font-weight: 500;
            letter-spacing: 0.1em;
            text-transform: uppercase;
            color: var(--text-muted);
            line-height: 1;
        }

        .nav-links-desktop {
            display: flex;
            align-items: center;
            gap: 0;
            flex-wrap: nowrap;
        }

        .nav-links-desktop a {
            font-size: 14px;
            font-weight: 500;
            color: var(--primary);
            padding: 8px 14px;
            position: relative;
            white-space: nowrap;
            letter-spacing: 0.02em;
        }

        .nav-links-desktop a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 2px;
            background: var(--accent);
            transition: width var(--transition), transform var(--transition);
        }

        .nav-links-desktop a:hover::after,
        .nav-links-desktop a.active::after {
            width: 60%;
            transform: translateX(-50%);
        }

        .nav-links-desktop a.active {
            color: var(--primary);
            font-weight: 700;
        }

        .nav-links-desktop .nav-sep {
            width: 1px;
            height: 16px;
            background: var(--border);
            flex-shrink: 0;
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            gap: 5px;
            width: 44px;
            height: 44px;
            padding: 0;
            border-radius: var(--radius-sm);
        }

        .nav-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            transition: var(--transition);
        }

        .nav-toggle[aria-expanded="true"] span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .nav-toggle[aria-expanded="true"] span:nth-child(2) {
            opacity: 0;
        }

        .nav-toggle[aria-expanded="true"] span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .nav-drawer {
            display: none;
            position: fixed;
            top: var(--header-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: #fff;
            z-index: 999;
            flex-direction: column;
            padding: 24px;
            gap: 4px;
            overflow-y: auto;
            border-top: 1px solid var(--border);
        }

        .nav-drawer.open {
            display: flex;
        }

        .nav-drawer a {
            font-size: 18px;
            font-weight: 600;
            color: var(--primary);
            padding: 14px 12px;
            border-bottom: 1px solid var(--border);
            display: flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
        }

        .nav-drawer a:hover,
        .nav-drawer a.active {
            background: rgba(198, 240, 74, 0.12);
            padding-left: 20px;
        }

        .nav-drawer a.active {
            border-left: 3px solid var(--accent);
        }

        /* ===== Buttons ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 700;
            font-size: 15px;
            letter-spacing: 0.02em;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            transition: var(--transition);
            line-height: 1.4;
            cursor: pointer;
            border: 2px solid transparent;
        }

        .btn-primary {
            background: var(--accent);
            color: var(--primary);
            border-color: var(--accent);
        }

        .btn-primary:hover {
            background: var(--primary);
            color: var(--accent);
            border-color: var(--primary);
        }

        .btn-primary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        .btn-secondary {
            background: transparent;
            color: var(--primary);
            border-color: var(--primary);
        }

        .btn-secondary:hover {
            background: rgba(12, 46, 34, 0.06);
            border-color: var(--primary);
        }

        .btn-secondary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        .btn-light {
            background: var(--surface);
            color: var(--primary);
            border-color: var(--surface);
        }

        .btn-light:hover {
            background: var(--accent);
            color: var(--primary);
            border-color: var(--accent);
        }

        .btn-sm {
            padding: 8px 18px;
            font-size: 13px;
            border-width: 1.5px;
        }

        /* ===== Hero ===== */
        .hero-section {
            padding: 56px 0 48px;
            background: var(--surface);
            border-bottom: 1px solid var(--border);
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .hero-content h1 {
            font-size: 42px;
            font-weight: 800;
            line-height: 1.2;
            color: var(--primary);
            margin-bottom: 16px;
            letter-spacing: 0.01em;
        }

        .hero-content .hero-sub {
            font-size: 17px;
            line-height: 1.7;
            color: var(--text-muted);
            margin-bottom: 28px;
            max-width: 540px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        .hero-image-wrap {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            aspect-ratio: 4/3;
        }

        .hero-image-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .hero-image-wrap::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(8, 23, 18, 0.15) 0%, rgba(8, 23, 18, 0.45) 100%);
            pointer-events: none;
        }

        .hero-badge {
            position: absolute;
            bottom: 16px;
            left: 16px;
            right: 16px;
            z-index: 1;
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }

        .hero-badge span {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            color: #fff;
            background: rgba(12, 46, 34, 0.7);
            padding: 5px 12px;
            border-radius: 999px;
            letter-spacing: 0.04em;
        }

        /* ===== Stats strip ===== */
        .stats-strip {
            padding: 28px 0;
            background: var(--primary-dark);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }

        .stat-item {
            text-align: center;
            padding: 8px 16px;
        }

        .stat-item .stat-num {
            font-family: var(--font-number);
            font-size: 32px;
            font-weight: 700;
            color: var(--accent);
            line-height: 1.2;
            letter-spacing: 0.02em;
        }

        .stat-item .stat-label {
            font-size: 13px;
            color: var(--text-light);
            margin-top: 4px;
            letter-spacing: 0.03em;
        }

        /* ===== Section common ===== */
        section {
            padding: 64px 0;
        }

        .section-header {
            margin-bottom: 40px;
        }

        .section-header h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.3;
            margin-bottom: 10px;
            letter-spacing: 0.01em;
        }

        .section-header p {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 640px;
        }

        .section-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--primary);
            background: rgba(198, 240, 74, 0.25);
            padding: 4px 12px;
            border-radius: 999px;
            margin-bottom: 12px;
        }

        /* ===== Timeline ===== */
        .timeline-section {
            background: var(--bg);
        }

        .timeline-container {
            position: relative;
            padding-left: 32px;
        }

        .timeline-container::before {
            content: '';
            position: absolute;
            left: 12px;
            top: 8px;
            bottom: 8px;
            width: 2px;
            background: var(--border-strong);
        }

        .timeline-item {
            position: relative;
            margin-bottom: 28px;
            padding-left: 20px;
        }

        .timeline-item:last-child {
            margin-bottom: 0;
        }

        .timeline-item::before {
            content: '';
            position: absolute;
            left: -26px;
            top: 8px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--accent);
            border: 2px solid var(--primary);
            z-index: 1;
        }

        .timeline-item .timeline-num {
            font-family: var(--font-number);
            font-size: 13px;
            font-weight: 700;
            color: var(--signal);
            letter-spacing: 0.06em;
            margin-bottom: 4px;
        }

        .timeline-item h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 6px;
            line-height: 1.4;
        }

        .timeline-item p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 640px;
        }

        .timeline-item .timeline-meta {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            margin-top: 8px;
        }

        .timeline-item .timeline-meta span {
            font-size: 11px;
            font-weight: 600;
            color: var(--text-muted);
            background: var(--surface);
            border: 1px solid var(--border);
            padding: 3px 10px;
            border-radius: 999px;
        }

        /* ===== Selection cards ===== */
        .cards-section {
            background: var(--surface);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        .cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .card-feature {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .card-feature:hover {
            box-shadow: var(--shadow-lg);
            border-color: var(--accent);
            transform: translateY(-4px);
        }

        .card-feature.card-large {
            grid-column: span 2;
            display: grid;
            grid-template-columns: 1fr auto;
            gap: 24px;
            align-items: center;
        }

        .card-feature .card-icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(198, 240, 74, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 18px;
            color: var(--primary);
            margin-bottom: 12px;
            flex-shrink: 0;
        }

        .card-feature h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 8px;
            line-height: 1.35;
        }

        .card-feature p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        .card-feature .card-score {
            font-family: var(--font-number);
            font-size: 36px;
            font-weight: 700;
            color: var(--accent);
            line-height: 1;
            letter-spacing: 0.02em;
        }

        .card-feature .card-score-label {
            font-size: 12px;
            color: var(--text-muted);
            letter-spacing: 0.04em;
        }

        .card-feature .card-badge {
            display: inline-block;
            font-size: 11px;
            font-weight: 700;
            color: var(--signal);
            background: rgba(255, 107, 61, 0.1);
            padding: 4px 10px;
            border-radius: 999px;
            margin-top: 10px;
            letter-spacing: 0.04em;
        }

        .card-feature .card-img-wrap {
            border-radius: var(--radius-md);
            overflow: hidden;
            aspect-ratio: 16/10;
            flex-shrink: 0;
            width: 180px;
        }

        .card-feature .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        /* ===== Deep content ===== */
        .deep-section {
            background: var(--bg);
        }

        .deep-article {
            max-width: 820px;
            margin: 0 auto;
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 40px 48px;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--border);
        }

        .deep-article h2 {
            font-size: 24px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 16px;
            line-height: 1.35;
        }

        .deep-article h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary);
            margin-top: 28px;
            margin-bottom: 12px;
            line-height: 1.4;
        }

        .deep-article p {
            font-size: 15px;
            color: var(--text);
            line-height: 1.85;
            margin-bottom: 16px;
        }

        .deep-article blockquote {
            border-left: 3px solid var(--accent);
            background: rgba(198, 240, 74, 0.08);
            padding: 16px 20px;
            margin: 20px 0;
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
            font-style: italic;
        }

        .deep-article ul {
            list-style: none;
            padding: 0;
            margin: 16px 0;
        }

        .deep-article ul li {
            position: relative;
            padding-left: 24px;
            font-size: 15px;
            color: var(--text);
            line-height: 1.8;
            margin-bottom: 8px;
        }

        .deep-article ul li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 10px;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent);
            border: 1px solid var(--primary);
        }

        /* ===== Video placeholder ===== */
        .video-section {
            background: var(--primary-dark);
            padding: 64px 0;
        }

        .video-wrap {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            aspect-ratio: 16/9;
            max-width: 860px;
            margin: 0 auto;
            box-shadow: var(--shadow-lg);
            cursor: pointer;
        }

        .video-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.7;
        }

        .video-wrap .video-overlay {
            position: absolute;
            inset: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(8, 23, 18, 0.35);
            transition: var(--transition);
        }

        .video-wrap:hover .video-overlay {
            background: rgba(8, 23, 18, 0.2);
        }

        .video-play-btn {
            width: 68px;
            height: 68px;
            border-radius: 50%;
            background: var(--accent);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 28px;
            font-weight: 800;
            transition: var(--transition);
            box-shadow: 0 0 0 8px rgba(198, 240, 74, 0.3);
        }

        .video-wrap:hover .video-play-btn {
            transform: scale(1.06);
            box-shadow: 0 0 0 12px rgba(198, 240, 74, 0.4);
        }

        .video-caption {
            text-align: center;
            margin-top: 16px;
            font-size: 14px;
            color: var(--text-light);
            letter-spacing: 0.03em;
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--surface);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        .faq-list {
            max-width: 760px;
            margin: 0 auto;
            border-top: 1px solid var(--border);
        }

        .faq-item {
            border-bottom: 1px solid var(--border);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 4px;
            font-size: 16px;
            font-weight: 600;
            color: var(--primary);
            text-align: left;
            transition: var(--transition);
            cursor: pointer;
            background: none;
            border: none;
        }

        .faq-question:hover {
            color: var(--primary);
            background: rgba(198, 240, 74, 0.08);
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            border: 1.5px solid var(--border-strong);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 18px;
            color: var(--primary);
            transition: var(--transition);
        }

        .faq-item.open .faq-question .faq-icon {
            background: var(--accent);
            border-color: var(--accent);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.3s;
            padding: 0 4px;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 4px 20px;
        }

        .faq-answer p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.8;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: var(--primary-dark);
            padding: 72px 0;
            text-align: center;
        }

        .cta-section h2 {
            font-size: 30px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            line-height: 1.3;
        }

        .cta-section p {
            font-size: 15px;
            color: var(--text-light);
            margin-bottom: 28px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.6;
        }

        .cta-section .btn {
            font-size: 16px;
            padding: 14px 36px;
        }

        /* ===== Bottom fixed bar ===== */
        .bottom-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            height: var(--bottom-bar-height);
            background: var(--primary-dark);
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            z-index: 900;
            display: flex;
            align-items: center;
            box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.15);
            transform: translateY(100%);
            transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        }

        .bottom-bar.visible {
            transform: translateY(0);
        }

        .bottom-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }

        .bottom-bar .bar-text {
            font-size: 14px;
            color: var(--text-light);
            letter-spacing: 0.02em;
            flex: 1;
            min-width: 0;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        .bottom-bar .bar-text strong {
            color: var(--accent);
            font-weight: 700;
        }

        .bottom-bar .btn {
            flex-shrink: 0;
            padding: 8px 20px;
            font-size: 13px;
            border-radius: var(--radius-sm);
            background: var(--accent);
            color: var(--primary);
            border: none;
            font-weight: 700;
        }

        .bottom-bar .btn:hover {
            background: #fff;
            color: var(--primary);
        }

        .bottom-bar-close {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-light);
            font-size: 16px;
            font-weight: 700;
            transition: var(--transition);
            cursor: pointer;
            background: rgba(255, 255, 255, 0.06);
        }

        .bottom-bar-close:hover {
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
        }

        body.has-bottom-bar {
            padding-bottom: var(--bottom-bar-height);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--primary-dark);
            color: #fff;
            padding: 48px 0 32px;
            font-size: 13px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-brand h4 {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }

        .footer-brand p {
            font-size: 13px;
            color: var(--text-light);
            line-height: 1.7;
            max-width: 300px;
        }

        .footer-col h5 {
            font-size: 14px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: 0.03em;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            font-size: 13px;
            color: var(--text-light);
            transition: var(--transition);
        }

        .footer-col ul li a:hover {
            color: var(--accent);
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            font-size: 12px;
            color: var(--text-light);
        }

        .footer-links {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 12px;
        }

        .footer-links a {
            color: var(--text-light);
            transition: var(--transition);
        }

        .footer-links a:hover {
            color: var(--accent);
        }

        .footer-beian {
            margin-top: 12px;
            font-size: 11px;
            color: rgba(255, 255, 255, 0.45);
            letter-spacing: 0.02em;
            line-height: 1.6;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .hero-content h1 {
                font-size: 34px;
            }
            .cards-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .card-feature.card-large {
                grid-column: span 2;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .deep-article {
                padding: 32px 28px;
            }
        }

        @media (max-width: 768px) {
            .nav-links-desktop {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .stats-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .stat-item .stat-num {
                font-size: 26px;
            }
            .cards-grid {
                grid-template-columns: 1fr;
            }
            .card-feature.card-large {
                grid-column: span 1;
                grid-template-columns: 1fr;
            }
            .card-feature .card-img-wrap {
                width: 100%;
            }
            .timeline-container {
                padding-left: 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .bottom-bar .bar-text {
                font-size: 12px;
            }
            .bottom-bar .btn {
                padding: 6px 14px;
                font-size: 12px;
            }
            .hero-content h1 {
                font-size: 28px;
            }
            .hero-sub {
                font-size: 15px;
            }
            section {
                padding: 48px 0;
            }
            .section-header h2 {
                font-size: 22px;
            }
            .deep-article {
                padding: 24px 18px;
            }
            .deep-article h2 {
                font-size: 20px;
            }
            .cta-section h2 {
                font-size: 24px;
            }
            .video-play-btn {
                width: 52px;
                height: 52px;
                font-size: 20px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .hero-section {
                padding: 40px 0 32px;
            }
            .hero-content h1 {
                font-size: 24px;
            }
            .hero-actions {
                flex-direction: column;
            }
            .hero-actions .btn {
                width: 100%;
            }
            .timeline-item {
                padding-left: 12px;
            }
            .timeline-item h3 {
                font-size: 16px;
            }
            .card-feature {
                padding: 20px;
            }
            .card-feature h3 {
                font-size: 16px;
            }
            .bottom-bar {
                height: 56px;
            }
            .bottom-bar .bar-text {
                font-size: 11px;
                white-space: normal;
                line-height: 1.3;
            }
            .bottom-bar .btn {
                padding: 5px 10px;
                font-size: 11px;
                white-space: nowrap;
            }
            .faq-question {
                font-size: 14px;
                padding: 14px 2px;
            }
        }

/* roulang page: category6 */
:root {
            --primary: #0C2E22;
            --primary-dark: #081712;
            --accent: #C6F04A;
            --accent-hover: #b0dc30;
            --signal: #FF6B3D;
            --bg: #F4F1EA;
            --surface: #FFFFFF;
            --text: #1a2b24;
            --text-muted: #5a6b62;
            --text-light: #b8c5be;
            --border: rgba(12, 46, 34, 0.12);
            --border-strong: rgba(12, 46, 34, 0.2);
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.1);
            --font-number: 'Roboto Condensed', 'Oswald', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --container: 1200px;
            --header-height: 68px;
            --bottom-bar-height: 64px;
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text);
            background-color: var(--bg);
            padding-top: var(--header-height);
            min-height: 100vh;
            overflow-x: hidden;
            margin: 0;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            background: none;
            color: inherit;
        }
        button {
            cursor: pointer;
        }
        .container {
            width: 100%;
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Header / Nav */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header-height);
            background: rgba(255, 255, 255, 0.88);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border);
            z-index: 1000;
            transition: box-shadow var(--transition);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-sm);
        }
        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            gap: 24px;
        }
        .nav-logo {
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 800;
            font-size: 20px;
            letter-spacing: 0.02em;
            color: var(--primary);
            line-height: 1.2;
        }
        .nav-logo .logo-mark {
            width: 28px;
            height: 28px;
            background: var(--primary);
            border-radius: 50%;
            position: relative;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .nav-logo .logo-mark::before {
            content: '';
            position: absolute;
            width: 10px;
            height: 10px;
            background: var(--accent);
            border-radius: 50%;
        }
        .nav-logo .logo-mark::after {
            content: '';
            position: absolute;
            width: 20px;
            height: 1px;
            background: rgba(255, 255, 255, 0.5);
            transform: rotate(45deg);
        }
        .nav-logo .logo-text {
            display: flex;
            flex-direction: column;
            align-items: flex-start;
        }
        .nav-logo .logo-cn {
            font-size: 20px;
            font-weight: 800;
            line-height: 1.1;
        }
        .nav-logo .logo-en {
            font-size: 10px;
            font-weight: 500;
            letter-spacing: 0.1em;
            text-transform: uppercase;
            color: var(--text-muted);
            line-height: 1;
        }
        .nav-links-desktop {
            display: flex;
            align-items: center;
            gap: 0;
            flex-wrap: nowrap;
        }
        .nav-links-desktop a {
            font-size: 14px;
            font-weight: 500;
            color: var(--primary);
            padding: 8px 16px;
            position: relative;
            white-space: nowrap;
            letter-spacing: 0.02em;
        }
        .nav-links-desktop a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 2px;
            background: var(--accent);
            transition: width var(--transition), transform var(--transition);
        }
        .nav-links-desktop a:hover::after,
        .nav-links-desktop a.active::after {
            width: 60%;
            transform: translateX(-50%);
        }
        .nav-links-desktop a.active {
            color: var(--primary);
            font-weight: 700;
        }
        .nav-links-desktop .nav-sep {
            width: 1px;
            height: 16px;
            background: var(--border);
            flex-shrink: 0;
        }
        .nav-toggle {
            display: none;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            gap: 4px;
            width: 40px;
            height: 40px;
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            background: var(--surface);
            z-index: 1002;
            flex-shrink: 0;
        }
        .nav-toggle span {
            width: 18px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            transition: var(--transition);
        }
        .nav-toggle.open span:nth-child(1) {
            transform: translateY(6px) rotate(45deg);
        }
        .nav-toggle.open span:nth-child(2) {
            opacity: 0;
        }
        .nav-toggle.open span:nth-child(3) {
            transform: translateY(-6px) rotate(-45deg);
        }
        .nav-drawer {
            display: none;
            position: fixed;
            top: var(--header-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--surface);
            z-index: 999;
            flex-direction: column;
            padding: 32px 24px;
            gap: 8px;
            overflow-y: auto;
        }
        .nav-drawer.open {
            display: flex;
        }
        .nav-drawer a {
            font-size: 18px;
            font-weight: 600;
            color: var(--primary);
            padding: 14px 16px;
            border-radius: var(--radius-sm);
            border: 1px solid transparent;
        }
        .nav-drawer a:hover,
        .nav-drawer a.active {
            background: rgba(198, 240, 74, 0.15);
            border-color: var(--accent);
        }
        .nav-drawer a.active {
            font-weight: 700;
        }

        /* Hero */
        .page-hero {
            background: var(--primary-dark);
            color: #fff;
            padding: 60px 0 48px;
            position: relative;
            overflow: hidden;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.35;
        }
        .page-hero .container {
            position: relative;
            z-index: 1;
        }
        .hero-badge {
            display: inline-block;
            background: var(--accent);
            color: var(--primary);
            font-size: 13px;
            font-weight: 700;
            padding: 4px 14px;
            border-radius: 999px;
            margin-bottom: 16px;
        }
        .page-hero h1 {
            font-size: 44px;
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: 0.01em;
            margin: 0 0 16px;
            color: #fff;
        }
        .page-hero p {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.6;
            max-width: 720px;
            margin: 0;
        }

        /* Section Styles */
        .section {
            padding: 64px 0;
        }
        .section-sm {
            padding: 40px 0;
        }
        .section-title {
            font-size: 28px;
            font-weight: 700;
            line-height: 1.3;
            color: var(--primary);
            margin: 0 0 12px;
        }
        .section-subtitle {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.6;
            margin: 0 0 32px;
            max-width: 720px;
        }
        .section-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 32px;
        }
        .section-header .section-title {
            margin-bottom: 0;
        }
        .section-header .section-subtitle {
            margin-bottom: 0;
            max-width: 480px;
            text-align: right;
        }

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 700;
            font-size: 15px;
            padding: 12px 24px;
            border-radius: var(--radius-sm);
            transition: var(--transition);
            border: none;
            white-space: nowrap;
            letter-spacing: 0.02em;
        }
        .btn-primary {
            background: var(--accent);
            color: var(--primary);
        }
        .btn-primary:hover {
            background: var(--accent-hover);
            color: var(--primary);
            box-shadow: var(--shadow-md);
        }
        .btn-primary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }
        .btn-secondary {
            background: transparent;
            color: var(--primary);
            border: 1px solid var(--primary);
        }
        .btn-secondary:hover {
            background: rgba(12, 46, 34, 0.06);
            border-color: var(--primary);
        }
        .btn-secondary:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        .btn-sm {
            font-size: 13px;
            padding: 8px 16px;
        }
        .btn-outline-light {
            background: transparent;
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.4);
        }
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
        }

        /* Cards */
        .card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            overflow: hidden;
        }
        .card:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--border-strong);
            transform: translateY(-2px);
        }

        /* News List */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }
        .news-item {
            display: flex;
            gap: 20px;
            padding: 24px 0;
            border-bottom: 1px solid var(--border);
            transition: var(--transition);
        }
        .news-item:first-child {
            border-top: 1px solid var(--border);
        }
        .news-item:hover {
            background: rgba(198, 240, 74, 0.06);
            padding-left: 8px;
        }
        .news-date {
            flex-shrink: 0;
            width: 100px;
            font-family: var(--font-number);
            font-size: 14px;
            font-weight: 600;
            color: var(--text-muted);
            letter-spacing: 0.03em;
            padding-top: 4px;
        }
        .news-content {
            flex: 1;
            min-width: 0;
        }
        .news-content h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary);
            margin: 0 0 8px;
            line-height: 1.4;
        }
        .news-content p {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
            margin: 0 0 8px;
        }
        .news-content .news-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 8px;
        }
        .news-content .news-tags span {
            font-size: 12px;
            font-weight: 500;
            color: var(--primary);
            background: rgba(12, 46, 34, 0.06);
            padding: 3px 10px;
            border-radius: 999px;
            border: 1px solid var(--border);
        }
        .news-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            border-bottom: 2px solid var(--accent);
            padding-bottom: 2px;
            transition: var(--transition);
        }
        .news-link:hover {
            border-bottom-color: var(--primary);
        }

        /* Tag Cloud */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .tag-cloud a {
            font-size: 13px;
            font-weight: 500;
            padding: 8px 16px;
            border: 1px solid var(--border);
            border-radius: 999px;
            color: var(--primary);
            background: var(--surface);
            transition: var(--transition);
        }
        .tag-cloud a:hover {
            background: var(--accent);
            border-color: var(--accent);
            color: var(--primary);
        }

        /* Stats Panel */
        .stats-panel {
            background: var(--primary-dark);
            border-radius: var(--radius-lg);
            padding: 40px;
            color: #fff;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stat-item {
            text-align: center;
        }
        .stat-item .stat-value {
            font-family: var(--font-number);
            font-size: 42px;
            font-weight: 700;
            color: var(--accent);
            line-height: 1.1;
            letter-spacing: 0.02em;
        }
        .stat-item .stat-label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 8px;
        }

        /* Data Insight */
        .data-insight {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            align-items: center;
        }
        .data-insight-img {
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border);
            aspect-ratio: 16/10;
        }
        .data-insight-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .data-insight-content h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            margin: 0 0 12px;
        }
        .data-insight-content p {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
            margin: 0 0 8px;
        }
        .data-insight-content .highlight {
            color: var(--signal);
            font-weight: 700;
        }
        .data-insight-content blockquote {
            border-left: 3px solid var(--accent);
            padding: 12px 16px;
            margin: 16px 0;
            background: rgba(198, 240, 74, 0.08);
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            font-size: 14px;
            color: var(--text-muted);
        }

        /* Subscribe CTA */
        .subscribe-cta {
            background: var(--primary);
            border-radius: var(--radius-lg);
            padding: 48px;
            text-align: center;
            color: #fff;
        }
        .subscribe-cta h2 {
            font-size: 28px;
            font-weight: 700;
            margin: 0 0 12px;
            color: #fff;
        }
        .subscribe-cta p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.75);
            margin: 0 0 24px;
            max-width: 480px;
            margin-left: auto;
            margin-right: auto;
        }
        .subscribe-form {
            display: flex;
            gap: 12px;
            max-width: 480px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }
        .subscribe-form input {
            flex: 1;
            min-width: 240px;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.25);
            color: #fff;
            font-size: 14px;
        }
        .subscribe-form input::placeholder {
            color: rgba(255, 255, 255, 0.5);
        }
        .subscribe-form input:focus {
            border-color: var(--accent);
            outline: 2px solid rgba(198, 240, 74, 0.3);
        }

        /* Featured Grid */
        .featured-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 24px;
        }
        .featured-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .featured-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .featured-card-img {
            aspect-ratio: 16/9;
            overflow: hidden;
            background: #ddd;
        }
        .featured-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .featured-card-body {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .featured-card-body h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary);
            margin: 0 0 8px;
            line-height: 1.4;
        }
        .featured-card-body p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
            margin: 0 0 16px;
            flex: 1;
        }
        .featured-card-body .btn {
            align-self: flex-start;
        }

        /* Report Snapshot */
        .report-snapshot {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .snapshot-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        .snapshot-card:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--border-strong);
        }
        .snapshot-card .snapshot-icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(198, 240, 74, 0.25);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 12px;
        }
        .snapshot-card h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--primary);
            margin: 0 0 8px;
        }
        .snapshot-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
            margin: 0;
        }

        /* Industry Watch */
        .industry-watch {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 32px;
        }
        .industry-watch h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            margin: 0 0 16px;
        }
        .watch-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }
        .watch-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 0;
            border-bottom: 1px solid var(--border);
            gap: 16px;
            flex-wrap: wrap;
        }
        .watch-item:last-child {
            border-bottom: none;
        }
        .watch-item .watch-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--primary);
        }
        .watch-item .watch-meta {
            font-size: 13px;
            color: var(--text-muted);
            font-family: var(--font-number);
        }
        .watch-item .watch-tag {
            font-size: 12px;
            background: var(--accent);
            color: var(--primary);
            padding: 3px 10px;
            border-radius: 999px;
            font-weight: 600;
            white-space: nowrap;
        }

        /* Pagination */
        .pagination {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            margin-top: 32px;
        }
        .pagination a,
        .pagination span {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 40px;
            height: 40px;
            padding: 0 12px;
            font-size: 14px;
            font-weight: 600;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
            color: var(--primary);
            background: var(--surface);
            transition: var(--transition);
        }
        .pagination a:hover {
            background: var(--accent);
            border-color: var(--accent);
        }
        .pagination .current {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }

        /* Footer */
        .site-footer {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 64px 0 0;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        .footer-brand h4 {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 12px;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            margin: 0;
            color: rgba(255, 255, 255, 0.6);
        }
        .footer-col h5 {
            font-size: 14px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 16px;
            letter-spacing: 0.03em;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            transition: var(--transition);
        }
        .footer-col ul a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            padding: 20px 0;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-links {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .footer-links a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
        }
        .footer-links a:hover {
            color: var(--accent);
        }
        .footer-beian {
            padding: 16px 0 24px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.4);
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }

        /* Bottom Fixed Bar */
        .bottom-fixed-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: var(--primary);
            color: #fff;
            z-index: 900;
            padding: 12px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            transform: translateY(100%);
            transition: transform 0.3s ease;
            box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.15);
        }
        .bottom-fixed-bar.visible {
            transform: translateY(0);
        }
        .bottom-fixed-bar .bar-text {
            font-size: 14px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.9);
        }
        .bottom-fixed-bar .bar-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }
        .bottom-fixed-bar .btn-primary {
            font-size: 14px;
            padding: 8px 16px;
            white-space: nowrap;
        }
        .bottom-fixed-bar .bar-close {
            width: 32px;
            height: 32px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            color: rgba(255, 255, 255, 0.7);
            font-size: 16px;
            font-weight: 700;
            transition: var(--transition);
            border: none;
            background: transparent;
        }
        .bottom-fixed-bar .bar-close:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.1);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .stats-panel {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
                padding: 32px;
            }
            .data-insight {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .report-snapshot {
                grid-template-columns: repeat(2, 1fr);
            }
            .featured-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 2fr 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .nav-links-desktop {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .page-hero h1 {
                font-size: 32px;
            }
            .page-hero {
                padding: 40px 0 32px;
            }
            .section {
                padding: 48px 0;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .news-item {
                flex-direction: column;
                gap: 8px;
            }
            .news-date {
                width: auto;
            }
            .stats-panel {
                grid-template-columns: 1fr 1fr;
                padding: 24px;
            }
            .stat-item .stat-value {
                font-size: 32px;
            }
            .subscribe-cta {
                padding: 32px 24px;
            }
            .report-snapshot {
                grid-template-columns: 1fr;
            }
            .bottom-fixed-bar {
                padding: 10px 16px;
                flex-direction: column;
                align-items: flex-start;
            }
            .bottom-fixed-bar .bar-actions {
                width: 100%;
                justify-content: space-between;
            }
        }
        @media (max-width: 640px) {
            .container {
                padding: 0 16px;
            }
            .page-hero h1 {
                font-size: 28px;
            }
            .page-hero p {
                font-size: 15px;
            }
            .section-title {
                font-size: 22px;
            }
            .section-header {
                flex-direction: column;
                align-items: flex-start;
            }
            .section-header .section-subtitle {
                text-align: left;
                max-width: 100%;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .stats-panel {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
                padding: 20px;
            }
            .stat-item .stat-value {
                font-size: 26px;
            }
            .watch-item {
                flex-direction: column;
                align-items: flex-start;
            }
            .pagination a,
            .pagination span {
                min-width: 34px;
                height: 34px;
                font-size: 13px;
                padding: 0 8px;
            }
        }
        @media (max-width: 480px) {
            .stats-panel {
                grid-template-columns: 1fr;
            }
            .subscribe-form {
                flex-direction: column;
            }
            .subscribe-form input {
                min-width: 100%;
            }
        }