/* roulang page: index */
:root {
            --primary: #1a1a2e;
            --primary-light: #25274d;
            --secondary: #e8b84b;
            --secondary-hover: #f0c96d;
            --accent: #f0a500;
            --accent-glow: rgba(240, 165, 0, 0.35);
            --bg-dark: #0d1117;
            --bg-darker: #080c12;
            --bg-card: #161b24;
            --bg-card-hover: #1c2230;
            --bg-panel: #111720;
            --text-primary: #e8e8ec;
            --text-secondary: #b0b5be;
            --text-muted: #6e7684;
            --text-heading: #ffffff;
            --border: #2a3040;
            --border-light: #353d50;
            --border-hover: #4a5568;
            --radius-sm: 6px;
            --radius: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
            --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.55);
            --shadow-glow: 0 0 30px var(--accent-glow);
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Segoe UI', sans-serif;
            --nav-height: 70px;
            --container-max: 1240px;
        }

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

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-primary);
            background-color: var(--bg-dark);
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            min-height: 100vh;
        }

        a {
            color: var(--secondary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--secondary-hover);
            text-decoration: none;
        }
        a:focus-visible {
            outline: 2px solid var(--secondary);
            outline-offset: 3px;
            border-radius: 4px;
        }

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

        button {
            cursor: pointer;
            font-family: inherit;
        }
        button:focus-visible {
            outline: 2px solid var(--secondary);
            outline-offset: 3px;
        }

        input {
            font-family: inherit;
        }

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

        h1, h2, h3, h4, h5, h6 {
            font-family: var(--font-heading);
            color: var(--text-heading);
            line-height: 1.3;
            margin-top: 0;
        }

        .container-custom {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ========== Header & Navigation ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--nav-height);
            background: rgba(13, 17, 23, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border);
            transition: background var(--transition), box-shadow var(--transition);
        }
        .site-header.scrolled {
            background: rgba(10, 14, 20, 0.97);
            box-shadow: 0 2px 24px rgba(0, 0, 0, 0.5);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--nav-height);
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }
        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 700;
            color: #fff;
            font-family: var(--font-heading);
            letter-spacing: 0.5px;
            white-space: nowrap;
            transition: color var(--transition);
            text-decoration: none;
        }
        .logo-link:hover {
            color: var(--secondary);
        }
        .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--secondary), var(--accent));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: #1a1a2e;
            flex-shrink: 0;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .main-nav a.nav-link {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 10px 16px;
            border-radius: var(--radius);
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition);
            white-space: nowrap;
            position: relative;
        }
        .main-nav a.nav-link:hover,
        .main-nav a.nav-link.active {
            color: #fff;
            background: rgba(255, 255, 255, 0.06);
        }
        .main-nav a.nav-link.active {
            color: var(--secondary);
            background: rgba(232, 184, 75, 0.1);
        }
        .nav-mega-trigger {
            position: relative;
            cursor: pointer;
        }
        .nav-mega-trigger .nav-link {
            cursor: pointer;
        }
        .mega-panel {
            position: absolute;
            top: calc(100% + 16px);
            left: 50%;
            transform: translateX(-50%) translateY(8px);
            width: 620px;
            background: var(--bg-panel);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 28px 30px;
            box-shadow: var(--shadow-lg);
            opacity: 0;
            visibility: hidden;
            transition: all var(--transition);
            pointer-events: none;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 22px 28px;
            z-index: 1001;
        }
        .nav-mega-trigger:hover .mega-panel,
        .nav-mega-trigger.mega-open .mega-panel {
            opacity: 1;
            visibility: visible;
            transform: translateX(-50%) translateY(0);
            pointer-events: auto;
        }
        .mega-col h4 {
            font-size: 0.82rem;
            text-transform: uppercase;
            letter-spacing: 1.2px;
            color: var(--text-muted);
            margin-bottom: 12px;
            font-weight: 600;
        }
        .mega-col a {
            display: block;
            padding: 8px 12px;
            border-radius: var(--radius-sm);
            color: var(--text-secondary);
            font-size: 0.93rem;
            transition: all var(--transition);
            margin-bottom: 2px;
        }
        .mega-col a:hover {
            background: rgba(255, 255, 255, 0.05);
            color: #fff;
        }
        .mega-col a i {
            width: 18px;
            margin-right: 6px;
            color: var(--secondary);
            font-size: 0.85rem;
        }
        .mega-badge {
            display: inline-block;
            background: var(--accent);
            color: #111;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 2px 7px;
            border-radius: 20px;
            margin-left: 6px;
            letter-spacing: 0.4px;
        }
        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 20px;
            background: linear-gradient(135deg, var(--secondary), var(--accent));
            color: #1a1a2e !important;
            font-weight: 700;
            border-radius: 25px;
            font-size: 0.9rem;
            transition: all var(--transition);
            white-space: nowrap;
            box-shadow: 0 2px 14px var(--accent-glow);
            text-decoration: none;
            margin-left: 8px;
        }
        .nav-cta-btn:hover {
            box-shadow: 0 4px 22px rgba(240, 165, 0, 0.5);
            transform: translateY(-1px);
            color: #1a1a2e !important;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.6rem;
            padding: 8px;
            cursor: pointer;
            border-radius: var(--radius-sm);
            transition: background var(--transition);
            line-height: 1;
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.08);
        }
        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: var(--nav-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--bg-darker);
            z-index: 999;
            flex-direction: column;
            padding: 20px;
            overflow-y: auto;
            border-top: 1px solid var(--border);
        }
        .mobile-nav-panel.open {
            display: flex;
        }
        .mobile-nav-panel a {
            display: block;
            padding: 14px 16px;
            color: var(--text-primary);
            font-size: 1.05rem;
            border-radius: var(--radius);
            transition: all var(--transition);
            border-bottom: 1px solid var(--border);
            font-weight: 500;
        }
        .mobile-nav-panel a:hover,
        .mobile-nav-panel a.active {
            color: var(--secondary);
            background: rgba(232, 184, 75, 0.06);
        }
        .mobile-nav-panel .nav-cta-btn {
            margin: 12px 0;
            text-align: center;
            justify-content: center;
            display: flex;
            border-radius: 25px;
        }
        .mobile-mega-section {
            border-top: 1px solid var(--border-light);
            margin-top: 8px;
            padding-top: 8px;
        }
        .mobile-mega-section h4 {
            font-size: 0.8rem;
            color: var(--text-muted);
            text-transform: uppercase;
            letter-spacing: 1px;
            padding: 10px 16px 6px;
            font-weight: 600;
        }

        /* ========== Hero Section ========== */
        .hero-section {
            position: relative;
            min-height: 90vh;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            padding: 120px 20px 80px;
            background: linear-gradient(180deg, rgba(13, 17, 23, 0.55) 0%, rgba(13, 17, 23, 0.82) 60%, rgba(13, 17, 23, 0.97) 100%),
                        url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            background-position: center;
            background-size: cover;
            overflow: hidden;
        }
        .hero-section::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 80px;
            background: linear-gradient(to top, var(--bg-dark), transparent);
            pointer-events: none;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 780px;
        }
        .hero-badge {
            display: inline-block;
            background: rgba(232, 184, 75, 0.15);
            color: var(--secondary);
            font-size: 0.85rem;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: 25px;
            margin-bottom: 22px;
            letter-spacing: 0.8px;
            border: 1px solid rgba(232, 184, 75, 0.25);
        }
        .hero-title {
            font-size: 3.2rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 18px;
            letter-spacing: 0.3px;
            line-height: 1.2;
        }
        .hero-title span {
            color: var(--secondary);
        }
        .hero-desc {
            font-size: 1.18rem;
            color: var(--text-secondary);
            margin-bottom: 36px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.8;
        }
        .hero-buttons {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 30px;
            background: linear-gradient(135deg, var(--secondary), var(--accent));
            color: #1a1a2e;
            font-weight: 700;
            font-size: 1rem;
            border-radius: 28px;
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            box-shadow: 0 4px 20px var(--accent-glow);
            text-decoration: none;
            white-space: nowrap;
        }
        .btn-primary:hover {
            box-shadow: 0 6px 30px rgba(240, 165, 0, 0.5);
            transform: translateY(-2px);
            color: #1a1a2e;
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 30px;
            background: transparent;
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            border-radius: 28px;
            border: 2px solid var(--border-light);
            cursor: pointer;
            transition: all var(--transition);
            text-decoration: none;
            white-space: nowrap;
        }
        .btn-outline:hover {
            border-color: var(--secondary);
            color: var(--secondary);
            background: rgba(232, 184, 75, 0.06);
        }
        .hero-stats {
            display: flex;
            gap: 40px;
            justify-content: center;
            margin-top: 50px;
            flex-wrap: wrap;
        }
        .hero-stat {
            text-align: center;
        }
        .hero-stat-num {
            font-size: 2.2rem;
            font-weight: 800;
            color: #fff;
            font-family: var(--font-heading);
        }
        .hero-stat-label {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-top: 2px;
            letter-spacing: 0.5px;
        }

        /* ========== Section Common ========== */
        .section {
            padding: 80px 20px;
        }
        .section-header {
            text-align: center;
            margin-bottom: 50px;
        }
        .section-label {
            display: inline-block;
            font-size: 0.82rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 1.5px;
            color: var(--secondary);
            margin-bottom: 10px;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: 0.3px;
        }
        .section-subtitle {
            font-size: 1.02rem;
            color: var(--text-muted);
            max-width: 550px;
            margin: 0 auto;
        }

        /* ========== Features Section ========== */
        .features-section {
            background: var(--bg-darker);
            position: relative;
        }
        .feature-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 32px 26px;
            text-align: center;
            transition: all var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
            align-items: center;
        }
        .feature-card:hover {
            background: var(--bg-card-hover);
            border-color: var(--border-hover);
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }
        .feature-icon-wrap {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background: rgba(232, 184, 75, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 18px;
            font-size: 1.5rem;
            color: var(--secondary);
            flex-shrink: 0;
        }
        .feature-card h3 {
            font-size: 1.12rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: #fff;
        }
        .feature-card p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin: 0;
            line-height: 1.7;
        }

        /* ========== Category Cards ========== */
        .category-card {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            height: 280px;
            display: flex;
            align-items: flex-end;
            transition: all var(--transition);
            cursor: pointer;
            border: 1px solid var(--border);
            text-decoration: none;
        }
        .category-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
            border-color: var(--border-hover);
        }
        .category-card-img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .category-card:hover .category-card-img {
            transform: scale(1.06);
        }
        .category-card-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(0, 0, 0, 0.85) 0%, rgba(0, 0, 0, 0.2) 50%, rgba(0, 0, 0, 0.05) 100%);
            pointer-events: none;
        }
        .category-card-body {
            position: relative;
            z-index: 2;
            padding: 22px 20px;
            width: 100%;
        }
        .category-card-tag {
            display: inline-block;
            background: var(--accent);
            color: #111;
            font-size: 0.72rem;
            font-weight: 700;
            padding: 3px 10px;
            border-radius: 20px;
            margin-bottom: 8px;
            letter-spacing: 0.5px;
        }
        .category-card h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 4px;
        }
        .category-card p {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.75);
            margin: 0;
        }

        /* ========== Stats Bar ========== */
        .stats-bar {
            background: var(--bg-panel);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
            padding: 40px 20px;
        }
        .stat-item {
            text-align: center;
            padding: 10px;
        }
        .stat-number {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--secondary);
            font-family: var(--font-heading);
            line-height: 1;
        }
        .stat-label {
            font-size: 0.88rem;
            color: var(--text-muted);
            margin-top: 6px;
            letter-spacing: 0.5px;
        }

        /* ========== News List Section ========== */
        .news-section {
            background: var(--bg-dark);
        }
        .news-card {
            display: flex;
            gap: 18px;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 20px;
            transition: all var(--transition);
            margin-bottom: 16px;
            text-decoration: none;
            align-items: flex-start;
        }
        .news-card:hover {
            background: var(--bg-card-hover);
            border-color: var(--border-hover);
            box-shadow: var(--shadow);
            transform: translateX(3px);
        }
        .news-card-thumb {
            width: 100px;
            height: 75px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
        }
        .news-card-content {
            flex: 1;
            min-width: 0;
        }
        .news-card-tag {
            display: inline-block;
            font-size: 0.72rem;
            font-weight: 600;
            color: var(--secondary);
            background: rgba(232, 184, 75, 0.1);
            padding: 2px 9px;
            border-radius: 20px;
            margin-bottom: 6px;
            letter-spacing: 0.4px;
        }
        .news-card h4 {
            font-size: 1.02rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 4px;
            line-height: 1.4;
        }
        .news-card p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-card-meta {
            font-size: 0.78rem;
            color: var(--text-muted);
            margin-top: 6px;
            display: flex;
            gap: 14px;
            align-items: center;
        }
        .news-empty {
            text-align: center;
            padding: 50px 20px;
            color: var(--text-muted);
            font-size: 1rem;
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px dashed var(--border);
        }

        /* ========== Hot Ranking ========== */
        .ranking-section {
            background: var(--bg-darker);
        }
        .rank-card {
            display: flex;
            align-items: center;
            gap: 16px;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 16px 20px;
            transition: all var(--transition);
            margin-bottom: 10px;
        }
        .rank-card:hover {
            background: var(--bg-card-hover);
            border-color: var(--border-hover);
            box-shadow: var(--shadow);
        }
        .rank-number {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.1rem;
            flex-shrink: 0;
            color: #fff;
        }
        .rank-number.top1 {
            background: linear-gradient(135deg, #f0a500, #e8b84b);
            color: #1a1a2e;
            box-shadow: 0 0 18px var(--accent-glow);
        }
        .rank-number.top2 {
            background: linear-gradient(135deg, #8899aa, #a0b4c4);
        }
        .rank-number.top3 {
            background: linear-gradient(135deg, #b8783b, #c98d4e);
        }
        .rank-number.normal {
            background: var(--border);
            color: var(--text-muted);
        }
        .rank-card-content {
            flex: 1;
            min-width: 0;
        }
        .rank-card-content h4 {
            font-size: 1rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 2px;
        }
        .rank-card-content p {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin: 0;
        }
        .rank-badge {
            background: rgba(232, 184, 75, 0.12);
            color: var(--secondary);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 20px;
            white-space: nowrap;
            flex-shrink: 0;
        }

        /* ========== FAQ Section ========== */
        .faq-section {
            background: var(--bg-dark);
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:hover {
            border-color: var(--border-hover);
        }
        .faq-question {
            padding: 18px 22px;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 600;
            font-size: 1rem;
            color: #fff;
            user-select: none;
            transition: background var(--transition);
        }
        .faq-question:hover {
            background: rgba(255, 255, 255, 0.02);
        }
        .faq-question i {
            transition: transform var(--transition);
            color: var(--secondary);
            font-size: 0.9rem;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
        }
        .faq-answer-inner {
            padding: 0 22px 20px;
            color: var(--text-secondary);
            font-size: 0.93rem;
            line-height: 1.8;
        }

        /* ========== CTA Section ========== */
        .cta-section {
            background: linear-gradient(180deg, var(--bg-panel) 0%, var(--bg-darker) 100%);
            text-align: center;
            padding: 80px 20px;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            left: 50%;
            transform: translateX(-50%);
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(232, 184, 75, 0.12) 0%, transparent 70%);
            pointer-events: none;
        }
        .cta-section .section-title {
            position: relative;
            z-index: 1;
        }
        .cta-section .section-subtitle {
            position: relative;
            z-index: 1;
        }
        .cta-buttons {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
            margin-top: 30px;
            position: relative;
            z-index: 1;
        }

        /* ========== Footer ========== */
        .site-footer {
            background: var(--bg-darker);
            border-top: 1px solid var(--border);
            padding: 50px 20px 30px;
            color: var(--text-muted);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 30px;
            max-width: var(--container-max);
            margin: 0 auto 30px;
        }
        .footer-brand-name {
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }
        .footer-desc {
            font-size: 0.88rem;
            line-height: 1.7;
            color: var(--text-muted);
        }
        .footer-col h4 {
            font-size: 0.85rem;
            text-transform: uppercase;
            letter-spacing: 1px;
            color: #fff;
            margin-bottom: 14px;
            font-weight: 600;
        }
        .footer-col a {
            display: block;
            padding: 5px 0;
            font-size: 0.88rem;
            color: var(--text-muted);
            transition: color var(--transition);
        }
        .footer-col a:hover {
            color: var(--secondary);
        }
        .footer-bottom {
            border-top: 1px solid var(--border);
            padding-top: 20px;
            text-align: center;
            font-size: 0.82rem;
            color: var(--text-muted);
            max-width: var(--container-max);
            margin: 0 auto;
        }

        /* ========== Back to Top ========== */
        .back-to-top {
            position: fixed;
            bottom: 28px;
            right: 28px;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            color: #fff;
            font-size: 1.1rem;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all var(--transition);
            z-index: 900;
            opacity: 0;
            visibility: hidden;
            box-shadow: var(--shadow);
        }
        .back-to-top.visible {
            opacity: 1;
            visibility: visible;
        }
        .back-to-top:hover {
            background: var(--secondary);
            color: #1a1a2e;
            border-color: var(--secondary);
            box-shadow: var(--shadow-glow);
        }

        /* ========== Responsive ========== */
        @media (max-width: 1024px) {
            .main-nav {
                gap: 2px;
            }
            .main-nav a.nav-link {
                padding: 8px 11px;
                font-size: 0.88rem;
            }
            .mega-panel {
                width: 480px;
                padding: 20px;
                gap: 14px 18px;
            }
            .hero-title {
                font-size: 2.5rem;
            }
            .hero-desc {
                font-size: 1.05rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .section {
                padding: 60px 16px;
            }
            .section-title {
                font-size: 1.7rem;
            }
        }

        @media (max-width: 768px) {
            .main-nav {
                display: none;
            }
            .nav-cta-btn.desktop-only {
                display: none;
            }
            .hamburger {
                display: block;
            }
            .hero-title {
                font-size: 2rem;
            }
            .hero-desc {
                font-size: 0.95rem;
            }
            .hero-stats {
                gap: 20px;
            }
            .hero-stat-num {
                font-size: 1.6rem;
            }
            .hero-section {
                min-height: 70vh;
                padding: 100px 16px 60px;
            }
            .category-card {
                height: 220px;
            }
            .stat-number {
                font-size: 1.8rem;
            }
            .news-card {
                flex-direction: column;
                gap: 12px;
            }
            .news-card-thumb {
                width: 100%;
                height: 160px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .rank-card {
                flex-wrap: wrap;
                gap: 10px;
            }
            .btn-primary,
            .btn-outline {
                padding: 12px 22px;
                font-size: 0.9rem;
            }
            .mega-panel {
                width: 100%;
                left: 0;
                transform: none;
                position: static;
                box-shadow: none;
                border-radius: 0;
                border: none;
                padding: 0;
                grid-template-columns: 1fr;
                opacity: 1;
                visibility: visible;
                pointer-events: auto;
                display: none;
            }
            .nav-mega-trigger.mega-open .mega-panel {
                display: grid;
                transform: none;
            }
            .section {
                padding: 48px 14px;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .section-header {
                margin-bottom: 32px;
            }
        }

        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.6rem;
            }
            .hero-desc {
                font-size: 0.88rem;
            }
            .hero-buttons {
                flex-direction: column;
                align-items: center;
                gap: 10px;
            }
            .hero-stats {
                gap: 14px;
                flex-direction: column;
            }
            .category-card {
                height: 180px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .stat-number {
                font-size: 1.5rem;
            }
            .back-to-top {
                bottom: 16px;
                right: 16px;
                width: 38px;
                height: 38px;
                font-size: 1rem;
            }
            .logo-link {
                font-size: 1.1rem;
            }
            .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 0.9rem;
            }
            .header-inner {
                padding: 0 12px;
            }
            .container-custom {
                padding-left: 14px;
                padding-right: 14px;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #6C5CE7;
            --primary-dark: #5A4BD1;
            --secondary: #FF6B6B;
            --accent: #00D2D3;
            --bg: #F8F9FF;
            --surface: #FFFFFF;
            --text: #2D3436;
            --text-light: #636E72;
            --border: #DFE6E9;
            --radius: 16px;
            --shadow-sm: 0 4px 6px rgba(0,0,0,0.04);
            --shadow: 0 8px 24px rgba(108, 92, 231, 0.08);
            --shadow-hover: 0 12px 32px rgba(108, 92, 231, 0.15);
        }

        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        body {
            font-family: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            color: var(--text);
            background: var(--bg);
            line-height: 1.6;
            overflow-x: hidden;
        }
        a { color: inherit; text-decoration: none; transition: color 0.2s; }
        img { max-width: 100%; height: auto; display: block; }

        .container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

        /* Header */
        .site-header {
            background: var(--surface);
            box-shadow: 0 2px 12px rgba(0,0,0,0.04);
            position: sticky;
            top: 0;
            z-index: 100;
            padding: 0 20px;
        }
        .header-inner {
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 70px;
        }
        .logo-link {
            display: flex;
            align-items: center;
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary);
            gap: 8px;
        }
        .logo-icon { font-size: 1.8rem; }
        .main-nav { display: flex; align-items: center; gap: 12px; }
        .nav-link {
            font-weight: 500;
            color: var(--text);
            padding: 8px 12px;
            border-radius: 12px;
            transition: all 0.2s;
            position: relative;
        }
        .nav-link:hover { color: var(--primary); background: rgba(108,92,231,0.06); }
        .nav-link.active { color: var(--primary); background: rgba(108,92,231,0.1); font-weight: 600; }
        .nav-mega-trigger { position: relative; }
        .mega-panel {
            position: absolute;
            top: 50px;
            right: 0;
            background: var(--surface);
            box-shadow: var(--shadow-hover);
            border-radius: 16px;
            padding: 20px;
            display: flex;
            gap: 30px;
            width: 420px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(8px);
            transition: all 0.25s ease;
            z-index: 200;
        }
        .nav-mega-trigger:hover .mega-panel {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        .mega-col h4 {
            font-size: 0.9rem;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            color: var(--text-light);
            margin-bottom: 12px;
        }
        .mega-col a {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 8px 12px;
            border-radius: 10px;
            color: var(--text);
            font-size: 0.95rem;
            transition: background 0.2s;
        }
        .mega-col a:hover { background: rgba(108,92,231,0.06); color: var(--primary); }
        .mega-badge {
            background: var(--secondary);
            color: white;
            font-size: 0.65rem;
            padding: 2px 6px;
            border-radius: 6px;
            margin-left: auto;
        }
        .nav-cta-btn {
            background: var(--primary);
            color: white !important;
            padding: 8px 18px;
            border-radius: 24px;
            font-weight: 600;
            margin-left: 8px;
        }
        .nav-cta-btn:hover { background: var(--primary-dark); }
        .hamburger { display: none; background: none; border: none; font-size: 1.5rem; color: var(--text); cursor: pointer; }
        .desktop-only { display: inline-block; }

        /* Page Header */
        .page-hero {
            background: linear-gradient(135deg, #6C5CE7 0%, #a29bfe 100%), url('/assets/images/backpic/back-1.png') center/cover;
            background-blend-mode: overlay;
            padding: 60px 0;
            text-align: center;
            color: white;
            position: relative;
        }
        .page-hero::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 0;
            width: 100%;
            height: 40px;
            background: var(--bg);
            clip-path: polygon(0 100%, 100% 100%, 100% 0, 0 50%);
        }
        .page-hero h1 { font-size: 2.8rem; font-weight: 700; margin-bottom: 12px; }
        .page-hero p { font-size: 1.2rem; opacity: 0.9; max-width: 600px; margin: 0 auto; }

        /* Category Grid */
        .category-section { padding: 60px 0; }
        .section-title { font-size: 2rem; font-weight: 700; margin-bottom: 32px; color: var(--text); }
        .guide-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
            gap: 24px;
        }
        .guide-card {
            background: var(--surface);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: all 0.3s;
            display: flex;
            flex-direction: column;
            border: 1px solid var(--border);
        }
        .guide-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
        .guide-card img {
            width: 100%;
            height: 200px;
            object-fit: cover;
        }
        .guide-card-body { padding: 20px; flex: 1; display: flex; flex-direction: column; }
        .guide-card-tag {
            display: inline-block;
            background: rgba(108,92,231,0.1);
            color: var(--primary);
            font-size: 0.8rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 20px;
            margin-bottom: 10px;
            align-self: flex-start;
        }
        .guide-card h3 { font-size: 1.2rem; margin-bottom: 8px; font-weight: 600; }
        .guide-card p { color: var(--text-light); font-size: 0.95rem; flex: 1; }
        .guide-card-meta {
            display: flex;
            align-items: center;
            gap: 15px;
            margin-top: 16px;
            font-size: 0.85rem;
            color: var(--text-light);
            border-top: 1px solid var(--border);
            padding-top: 14px;
        }
        .read-more {
            color: var(--primary);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap 0.2s;
        }
        .read-more:hover { gap: 8px; }

        /* FAQ mini */
        .faq-mini {
            background: var(--surface);
            padding: 50px 0;
        }
        .faq-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 24px; }
        .faq-item {
            background: #F8F9FF;
            border-radius: 14px;
            padding: 20px;
            transition: background 0.2s;
        }
        .faq-item:hover { background: #F0F2FF; }
        .faq-item h4 { font-weight: 600; margin-bottom: 8px; font-size: 1.05rem; }
        .faq-item p { color: var(--text-light); font-size: 0.95rem; }

        /* CTA */
        .cta-block {
            background: var(--primary);
            color: white;
            text-align: center;
            padding: 60px 20px;
            border-radius: 24px;
            margin: 60px 0;
            background-image: url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-blend-mode: soft-light;
        }
        .cta-block h2 { font-size: 2.2rem; margin-bottom: 14px; }
        .cta-block p { opacity: 0.9; margin-bottom: 24px; }
        .btn-cta {
            background: white;
            color: var(--primary);
            padding: 12px 32px;
            border-radius: 30px;
            font-weight: 700;
            display: inline-block;
            transition: 0.2s;
        }
        .btn-cta:hover { background: #f0f0f0; transform: scale(1.02); }

        /* Footer */
        .site-footer {
            background: #2D3436;
            color: #dfe6e9;
            padding: 50px 20px 20px;
        }
        .footer-grid {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 30px;
        }
        .footer-brand-name { font-size: 1.6rem; font-weight: 700; margin-bottom: 12px; }
        .footer-desc { opacity: 0.8; font-size: 0.9rem; }
        .footer-col h4 { font-size: 1rem; margin-bottom: 14px; font-weight: 600; }
        .footer-col a { display: block; color: #b2bec3; font-size: 0.9rem; margin-bottom: 8px; transition: color 0.2s; }
        .footer-col a:hover { color: white; }
        .footer-bottom {
            text-align: center;
            margin-top: 40px;
            padding-top: 20px;
            border-top: 1px solid #636e72;
            font-size: 0.85rem;
            opacity: 0.7;
        }

        @media (max-width: 1024px) {
            .footer-grid { grid-template-columns: 1fr 1fr; }
        }
        @media (max-width: 768px) {
            .main-nav { display: none; }
            .hamburger { display: block; }
            .page-hero h1 { font-size: 2.2rem; }
            .guide-grid { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr; }
            .mega-panel { width: 300px; right: -60px; }
        }

/* roulang page: article */
:root {
            --pri: #6C3CF0;
            --pri-light: #8B5CF6;
            --pri-dark: #5B21B6;
            --pri-ghost: #F3EEFF;
            --sec: #FF6B3D;
            --sec-light: #FF8A63;
            --sec-ghost: #FFF3EF;
            --bg: #F8F7FC;
            --surface: #FFFFFF;
            --text: #1E1B2E;
            --text-soft: #5C5873;
            --text-muted: #9A96AD;
            --border: #E8E6F0;
            --border-light: #F2F0F8;
            --shadow-sm: 0 1px 3px rgba(30,27,46,0.06);
            --shadow-md: 0 4px 16px rgba(30,27,46,0.08);
            --shadow-lg: 0 12px 40px rgba(30,27,46,0.10);
            --shadow-xl: 0 20px 60px rgba(30,27,46,0.14);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --font-heading: -apple-system, BlinkMacSystemFont, "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
            --font-body: -apple-system, BlinkMacSystemFont, "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
            --transition: 0.22s cubic-bezier(0.4,0,0.2,1);
        }
        *, *::before, *::after { box-sizing: border-box; }
        html { scroll-behavior: smooth; font-size: 16px; }
        body {
            font-family: var(--font-body);
            background: var(--bg);
            color: var(--text);
            line-height: 1.72;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }
        img { max-width: 100%; height: auto; display: block; }
        a { color: inherit; text-decoration: none; transition: color var(--transition); }
        button { cursor: pointer; font-family: inherit; border: none; outline: none; }
        button:focus-visible, a:focus-visible { outline: 2px solid var(--pri); outline-offset: 3px; border-radius: 4px; }
        h1, h2, h3, h4, h5 { font-family: var(--font-heading); line-height: 1.3; margin: 0; }
        ul, ol { list-style: none; padding: 0; margin: 0; }

        /* 容器 */
        .container-custom {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 768px) {
            .container-custom { padding: 0 16px; }
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255,255,255,0.88);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
        }
        .header-inner {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
        }
        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--pri-dark);
            white-space: nowrap;
            text-decoration: none;
            transition: opacity var(--transition);
        }
        .logo-link:hover { opacity: 0.82; }
        .logo-icon {
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--pri), var(--pri-dark));
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1rem;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-link {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            border-radius: 8px;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-soft);
            transition: all var(--transition);
            white-space: nowrap;
            text-decoration: none;
        }
        .nav-link:hover { color: var(--pri); background: var(--pri-ghost); }
        .nav-link.active { color: var(--pri); background: var(--pri-ghost); font-weight: 600; }
        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            padding: 9px 20px;
            border-radius: 22px;
            font-size: 0.88rem;
            font-weight: 600;
            color: #fff;
            background: linear-gradient(135deg, var(--pri), var(--pri-light));
            transition: all var(--transition);
            white-space: nowrap;
            text-decoration: none;
            box-shadow: 0 2px 10px rgba(108,60,240,0.28);
            margin-left: 8px;
        }
        .nav-cta-btn:hover {
            background: linear-gradient(135deg, var(--pri-dark), var(--pri));
            box-shadow: 0 6px 20px rgba(108,60,240,0.38);
            transform: translateY(-1px);
            color: #fff;
        }
        .hamburger {
            display: none;
            background: none;
            font-size: 1.4rem;
            color: var(--text);
            padding: 8px;
            border-radius: 8px;
            transition: background var(--transition);
        }
        .hamburger:hover { background: var(--pri-ghost); }
        .desktop-only { display: inline-flex; }

        /* Mega Menu */
        .nav-mega-trigger { position: relative; }
        .nav-mega-trigger .nav-link { cursor: pointer; }
        .mega-panel {
            position: absolute;
            top: 100%;
            left: 50%;
            transform: translateX(-50%) translateY(8px);
            background: #fff;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-xl);
            padding: 20px 24px;
            display: flex;
            gap: 36px;
            min-width: 440px;
            opacity: 0;
            visibility: hidden;
            transition: all 0.28s cubic-bezier(0.4,0,0.2,1);
            border: 1px solid var(--border-light);
            z-index: 1001;
        }
        .nav-mega-trigger:hover .mega-panel,
        .mega-panel:hover {
            opacity: 1;
            visibility: visible;
            transform: translateX(-50%) translateY(4px);
        }
        .mega-col h4 {
            font-size: 0.78rem;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            color: var(--text-muted);
            margin-bottom: 10px;
            font-weight: 600;
        }
        .mega-col a {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 7px 10px;
            border-radius: 8px;
            font-size: 0.9rem;
            color: var(--text-soft);
            transition: all var(--transition);
            white-space: nowrap;
            text-decoration: none;
        }
        .mega-col a:hover { background: var(--pri-ghost); color: var(--pri); }
        .mega-badge {
            font-size: 0.7rem;
            padding: 2px 7px;
            border-radius: 10px;
            font-weight: 600;
            background: var(--sec-ghost);
            color: var(--sec);
        }

        @media (max-width: 1024px) {
            .main-nav { gap: 2px; }
            .nav-link { padding: 8px 12px; font-size: 0.85rem; }
        }
        @media (max-width: 860px) {
            .main-nav { display: none; }
            .main-nav.open {
                display: flex;
                flex-direction: column;
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: #fff;
                padding: 16px 24px;
                gap: 4px;
                border-bottom: 1px solid var(--border);
                box-shadow: var(--shadow-lg);
                z-index: 999;
            }
            .main-nav.open .nav-link,
            .main-nav.open .nav-cta-btn {
                width: 100%;
                justify-content: center;
                padding: 12px 16px;
                border-radius: 10px;
            }
            .main-nav.open .nav-mega-trigger { width: 100%; }
            .main-nav.open .mega-panel {
                position: static;
                transform: none;
                opacity: 1;
                visibility: visible;
                box-shadow: none;
                border: none;
                flex-direction: column;
                min-width: auto;
                padding: 8px 0;
                gap: 4px;
                background: transparent;
            }
            .main-nav.open .mega-col h4 { display: none; }
            .main-nav.open .mega-col a { padding: 10px 16px; }
            .hamburger { display: block; }
            .desktop-only { display: none; }
            .main-nav.open .desktop-only { display: flex; }
            .nav-mega-trigger .nav-link { width: 100%; }
        }

        /* ========== 面包屑 ========== */
        .breadcrumb-bar {
            background: #fff;
            border-bottom: 1px solid var(--border-light);
            padding: 13px 0;
        }
        .breadcrumb-inner {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 0.88rem;
            color: var(--text-muted);
            flex-wrap: wrap;
        }
        .breadcrumb-inner a {
            color: var(--pri);
            text-decoration: none;
            font-weight: 500;
        }
        .breadcrumb-inner a:hover { text-decoration: underline; }
        .breadcrumb-sep { color: var(--border); font-size: 0.7rem; }
        .breadcrumb-current { color: var(--text-soft); font-weight: 500; }

        /* ========== 文章头部 ========== */
        .article-hero {
            position: relative;
            background: linear-gradient(160deg, #1E1B2E 0%, #2D2450 40%, #1E1B2E 100%);
            padding: 56px 0 48px;
            color: #fff;
            overflow: hidden;
        }
        .article-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('<?php echo $bannerImage; ?>') center/cover no-repeat;
            opacity: 0.18;
            pointer-events: none;
        }
        .article-hero-inner {
            position: relative;
            z-index: 1;
            max-width: 860px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .article-cat-badge {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 5px 14px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            background: rgba(255,255,255,0.16);
            backdrop-filter: blur(6px);
            color: #fff;
            margin-bottom: 16px;
        }
        .article-hero-inner h1 {
            font-size: 2.2rem;
            font-weight: 800;
            line-height: 1.35;
            letter-spacing: -0.02em;
            margin-bottom: 16px;
        }
        .article-meta-row {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 18px;
            font-size: 0.9rem;
            color: rgba(255,255,255,0.78);
        }
        .article-meta-row span {
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }
        .article-stats-inline {
            display: flex;
            gap: 14px;
            margin-left: auto;
        }
        .stat-badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 12px;
            border-radius: 14px;
            font-size: 0.8rem;
            font-weight: 500;
            background: rgba(255,255,255,0.12);
            color: #fff;
        }

        /* ========== 文章主体 ========== */
        .article-body-section {
            padding: 48px 0;
        }
        .article-layout {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 40px;
            align-items: start;
        }
        .article-main-col {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 40px;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--border-light);
        }
        .article-cover-img {
            border-radius: var(--radius-md);
            overflow: hidden;
            margin-bottom: 28px;
            box-shadow: var(--shadow-sm);
        }
        .article-cover-img img {
            width: 100%;
            height: auto;
            display: block;
        }
        .article-content {
            font-size: 1.02rem;
            line-height: 1.9;
            color: var(--text);
        }
        .article-content h2 {
            font-size: 1.4rem;
            font-weight: 700;
            margin: 32px 0 14px;
            color: var(--pri-dark);
        }
        .article-content h3 {
            font-size: 1.15rem;
            font-weight: 600;
            margin: 24px 0 10px;
            color: var(--text);
        }
        .article-content p {
            margin: 0 0 16px;
        }
        .article-content ul, .article-content ol {
            margin: 0 0 16px;
            padding-left: 20px;
            list-style: disc;
        }
        .article-content li { margin-bottom: 6px; }
        .article-content blockquote {
            border-left: 3px solid var(--pri);
            background: var(--pri-ghost);
            padding: 16px 20px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin: 20px 0;
            color: var(--pri-dark);
            font-style: italic;
        }
        .article-content img {
            border-radius: var(--radius-sm);
            margin: 20px 0;
        }

        /* 标签组 */
        .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 32px;
            padding-top: 24px;
            border-top: 1px solid var(--border-light);
        }
        .article-tag {
            display: inline-flex;
            align-items: center;
            padding: 6px 14px;
            border-radius: 18px;
            font-size: 0.82rem;
            font-weight: 500;
            background: var(--pri-ghost);
            color: var(--pri);
            transition: all var(--transition);
            cursor: pointer;
            text-decoration: none;
        }
        .article-tag:hover {
            background: var(--pri);
            color: #fff;
        }

        /* 互动栏 */
        .article-actions-bar {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-top: 24px;
            padding-top: 20px;
            border-top: 1px solid var(--border-light);
            flex-wrap: wrap;
        }
        .action-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 18px;
            border-radius: 22px;
            font-size: 0.88rem;
            font-weight: 500;
            background: var(--bg);
            color: var(--text-soft);
            border: 1px solid var(--border);
            transition: all var(--transition);
            cursor: pointer;
            text-decoration: none;
        }
        .action-btn:hover {
            background: var(--pri-ghost);
            border-color: var(--pri);
            color: var(--pri);
        }
        .action-btn.liked {
            background: var(--sec-ghost);
            border-color: var(--sec);
            color: var(--sec);
        }
        .action-btn .count-badge {
            font-weight: 600;
            font-size: 0.82rem;
            background: rgba(0,0,0,0.06);
            padding: 2px 8px;
            border-radius: 10px;
        }

        /* 侧边栏 */
        .article-sidebar {
            position: sticky;
            top: 80px;
            display: flex;
            flex-direction: column;
            gap: 24px;
        }
        .sidebar-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--border-light);
        }
        .sidebar-card h4 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 14px;
            color: var(--text);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar-card h4 i { color: var(--pri); }
        .sidebar-related-item {
            display: flex;
            gap: 12px;
            padding: 10px 0;
            border-bottom: 1px solid var(--border-light);
            transition: all var(--transition);
            text-decoration: none;
        }
        .sidebar-related-item:last-child { border-bottom: none; }
        .sidebar-related-item:hover { opacity: 0.78; }
        .sidebar-related-thumb {
            width: 60px;
            height: 60px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
            background: var(--bg);
        }
        .sidebar-related-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .sidebar-related-info h5 {
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--text);
            line-height: 1.4;
            margin-bottom: 4px;
        }
        .sidebar-related-info span {
            font-size: 0.75rem;
            color: var(--text-muted);
        }
        .sidebar-hot-tag {
            display: inline-flex;
            padding: 5px 12px;
            border-radius: 14px;
            font-size: 0.78rem;
            background: var(--bg);
            color: var(--text-soft);
            margin: 3px;
            text-decoration: none;
            transition: all var(--transition);
        }
        .sidebar-hot-tag:hover { background: var(--pri-ghost); color: var(--pri); }

        /* ========== 评论区 ========== */
        .comments-section {
            padding: 48px 0;
            background: #fff;
            border-top: 1px solid var(--border-light);
            border-bottom: 1px solid var(--border-light);
        }
        .comments-inner {
            max-width: 860px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .comments-section h3 {
            font-size: 1.35rem;
            font-weight: 700;
            margin-bottom: 24px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .comments-section h3 .comment-count {
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--text-muted);
            background: var(--bg);
            padding: 3px 12px;
            border-radius: 14px;
        }
        .comment-card {
            display: flex;
            gap: 14px;
            padding: 18px 0;
            border-bottom: 1px solid var(--border-light);
        }
        .comment-avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--pri-light), var(--pri));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
            flex-shrink: 0;
        }
        .comment-avatar.av2 { background: linear-gradient(135deg, var(--sec), var(--sec-light)); }
        .comment-avatar.av3 { background: linear-gradient(135deg, #10B981, #34D399); }
        .comment-avatar.av4 { background: linear-gradient(135deg, #F59E0B, #FBBF24); }
        .comment-body h5 {
            font-size: 0.92rem;
            font-weight: 600;
            margin-bottom: 4px;
            color: var(--text);
        }
        .comment-body h5 span {
            font-weight: 400;
            font-size: 0.75rem;
            color: var(--text-muted);
            margin-left: 8px;
        }
        .comment-body p {
            font-size: 0.9rem;
            color: var(--text-soft);
            margin: 0;
            line-height: 1.6;
        }
        .comment-actions {
            display: flex;
            gap: 14px;
            margin-top: 6px;
            font-size: 0.78rem;
            color: var(--text-muted);
        }
        .comment-actions span {
            cursor: pointer;
            transition: color var(--transition);
        }
        .comment-actions span:hover { color: var(--pri); }

        /* ========== 相关推荐 ========== */
        .related-section {
            padding: 56px 0;
        }
        .related-inner {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .related-section h2 {
            font-size: 1.5rem;
            font-weight: 700;
            text-align: center;
            margin-bottom: 36px;
            color: var(--text);
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .related-card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            text-decoration: none;
            display: block;
        }
        .related-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }
        .related-card-img {
            width: 100%;
            height: 180px;
            object-fit: cover;
        }
        .related-card-body {
            padding: 18px 20px;
        }
        .related-card-body .card-cat {
            font-size: 0.74rem;
            font-weight: 600;
            color: var(--pri);
            text-transform: uppercase;
            letter-spacing: 0.04em;
            margin-bottom: 6px;
        }
        .related-card-body h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text);
            line-height: 1.4;
            margin-bottom: 8px;
        }
        .related-card-body .card-meta {
            font-size: 0.78rem;
            color: var(--text-muted);
        }

        /* ========== CTA ========== */
        .cta-section {
            padding: 60px 0;
            background: linear-gradient(160deg, var(--pri-dark), var(--pri));
            color: #fff;
            text-align: center;
        }
        .cta-inner {
            max-width: 600px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .cta-section h2 {
            font-size: 1.7rem;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .cta-section p {
            font-size: 1rem;
            opacity: 0.88;
            margin-bottom: 24px;
        }
        .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 32px;
            border-radius: 28px;
            font-size: 1rem;
            font-weight: 600;
            background: #fff;
            color: var(--pri-dark);
            transition: all var(--transition);
            text-decoration: none;
            box-shadow: 0 6px 24px rgba(0,0,0,0.18);
        }
        .cta-btn:hover {
            background: var(--pri-ghost);
            transform: translateY(-2px);
            box-shadow: 0 10px 32px rgba(0,0,0,0.24);
            color: var(--pri-dark);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #1E1B2E;
            color: #C4C0D6;
            padding: 48px 0 28px;
        }
        .footer-grid {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 36px;
        }
        .footer-brand-name {
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
            font-family: var(--font-heading);
        }
        .footer-desc {
            font-size: 0.88rem;
            line-height: 1.6;
            opacity: 0.75;
        }
        .footer-col h4 {
            font-size: 0.82rem;
            text-transform: uppercase;
            letter-spacing: 0.05em;
            color: #9A96AD;
            margin-bottom: 12px;
            font-weight: 600;
        }
        .footer-col a {
            display: block;
            padding: 5px 0;
            font-size: 0.9rem;
            color: #C4C0D6;
            transition: color var(--transition);
            text-decoration: none;
        }
        .footer-col a:hover { color: #fff; }
        .footer-bottom {
            max-width: 1200px;
            margin: 32px auto 0;
            padding: 20px 24px 0;
            border-top: 1px solid rgba(255,255,255,0.1);
            text-align: center;
            font-size: 0.82rem;
            color: #7A768F;
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .article-layout {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .article-sidebar {
                position: static;
                display: grid;
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .related-grid { grid-template-columns: repeat(2, 1fr); }
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
        }
        @media (max-width: 768px) {
            .article-hero-inner h1 { font-size: 1.5rem; }
            .article-main-col { padding: 24px 18px; }
            .article-content { font-size: 0.95rem; }
            .article-sidebar { grid-template-columns: 1fr; }
            .related-grid { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr; text-align: center; }
            .footer-col a { text-align: center; }
            .article-layout { padding: 0 12px; }
            .comments-inner { padding: 0 16px; }
            .breadcrumb-inner { padding: 0 16px; }
        }
        @media (max-width: 520px) {
            .article-hero { padding: 36px 0 28px; }
            .article-hero-inner h1 { font-size: 1.25rem; }
            .article-meta-row { gap: 10px; font-size: 0.78rem; }
            .article-stats-inline { margin-left: 0; }
            .article-main-col { padding: 16px 12px; border-radius: var(--radius-md); }
            .article-actions-bar { gap: 8px; }
            .action-btn { padding: 7px 14px; font-size: 0.8rem; }
            .cta-section h2 { font-size: 1.3rem; }
            .cta-section { padding: 40px 0; }
        }

/* roulang page: category2 */
:root {
            --primary: #e63946;
            --primary-hover: #c1121f;
            --primary-light: #fff0f0;
            --secondary: #1d3557;
            --accent: #f4a261;
            --accent-light: #fef3e7;
            --bg: #fafafa;
            --bg-alt: #f1f5f9;
            --bg-dark: #0b1a2e;
            --text: #1e293b;
            --text-light: #64748b;
            --text-white: #f8fafc;
            --border: #e2e8f0;
            --border-light: #f1f5f9;
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 4px rgba(0, 0, 0, 0.05);
            --shadow: 0 2px 12px rgba(0, 0, 0, 0.07);
            --shadow-md: 0 6px 24px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.12);
            --transition: 0.2s ease;
            --transition-slow: 0.35s ease;
            --font-sans: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Segoe UI', system-ui, -apple-system, sans-serif;
            --max-width: 1260px;
            --header-height: 68px;
        }

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

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

        body {
            margin: 0;
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            min-height: 100vh;
        }

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

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

        button {
            cursor: pointer;
            font-family: inherit;
        }

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

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0 0 0.5em;
            line-height: 1.3;
            color: var(--text);
        }

        h1 {
            font-size: clamp(1.8rem, 3.8vw, 2.6rem);
            font-weight: 800;
            letter-spacing: -0.02em;
        }
        h2 {
            font-size: clamp(1.5rem, 2.8vw, 2rem);
            font-weight: 700;
            letter-spacing: -0.01em;
        }
        h3 {
            font-size: clamp(1.15rem, 1.7vw, 1.35rem);
            font-weight: 600;
        }
        h4 {
            font-size: 1rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.04em;
            color: var(--text-light);
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 640px) {
            .container {
                padding: 0 16px;
            }
        }

        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            height: var(--header-height);
            display: flex;
            align-items: center;
        }
        .header-inner {
            max-width: var(--max-width);
            margin: 0 auto;
            width: 100%;
            padding: 0 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }
        .logo-link {
            display: flex;
            align-items: center;
            gap: 9px;
            font-weight: 800;
            font-size: 1.2rem;
            color: var(--secondary);
            white-space: nowrap;
            letter-spacing: -0.01em;
            transition: color var(--transition);
        }
        .logo-link:hover {
            color: var(--primary);
        }
        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--primary), #d62839);
            color: #fff;
            font-size: 1rem;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
        }
        .nav-link {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 8px 14px;
            border-radius: 8px;
            font-size: 0.925rem;
            font-weight: 500;
            color: var(--text);
            white-space: nowrap;
            transition: all var(--transition);
            position: relative;
        }
        .nav-link:hover {
            color: var(--primary);
            background: var(--primary-light);
        }
        .nav-link.active {
            color: var(--primary);
            background: var(--primary-light);
            font-weight: 700;
        }
        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 20px;
            border-radius: 24px;
            font-size: 0.9rem;
            font-weight: 600;
            background: var(--primary);
            color: #fff;
            white-space: nowrap;
            transition: all var(--transition);
            border: none;
        }
        .nav-cta-btn:hover {
            background: var(--primary-hover);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 4px 16px rgba(230, 57, 70, 0.35);
        }
        .nav-mega-trigger {
            position: relative;
        }
        .nav-mega-trigger .nav-link {
            cursor: pointer;
        }
        .mega-panel {
            display: none;
            position: absolute;
            top: calc(100% + 10px);
            left: 50%;
            transform: translateX(-50%);
            background: #fff;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-lg);
            border: 1px solid var(--border);
            padding: 20px 24px;
            min-width: 380px;
            z-index: 1010;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }
        .nav-mega-trigger:hover .mega-panel,
        .nav-mega-trigger:focus-within .mega-panel {
            display: grid;
        }
        .mega-col h4 {
            font-size: 0.75rem;
            margin-bottom: 10px;
            color: var(--text-light);
        }
        .mega-col a {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 7px 10px;
            border-radius: 6px;
            font-size: 0.9rem;
            color: var(--text);
            transition: all var(--transition);
        }
        .mega-col a:hover {
            background: var(--primary-light);
            color: var(--primary);
        }
        .mega-badge {
            display: inline-block;
            font-size: 0.65rem;
            padding: 2px 7px;
            border-radius: 10px;
            background: var(--primary);
            color: #fff;
            font-weight: 700;
            margin-left: auto;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.4rem;
            color: var(--text);
            padding: 6px 8px;
            border-radius: 6px;
        }
        .hamburger:hover {
            background: var(--bg-alt);
        }
        @media (max-width: 1024px) {
            .desktop-only {
                display: none !important;
            }
        }
        @media (max-width: 860px) {
            .main-nav {
                display: none;
                position: absolute;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                padding: 16px 24px;
                box-shadow: var(--shadow-md);
                border-bottom: 1px solid var(--border);
                gap: 2px;
            }
            .main-nav.open {
                display: flex;
            }
            .hamburger {
                display: block;
            }
            .nav-mega-trigger .mega-panel {
                display: none !important;
            }
            .nav-mega-trigger:hover .mega-panel {
                display: none !important;
            }
            .nav-cta-btn.desktop-only {
                display: none;
            }
            .nav-link {
                width: 100%;
                padding: 10px 14px;
                border-radius: 8px;
            }
            .nav-cta-btn {
                width: 100%;
                justify-content: center;
                margin-top: 6px;
            }
            .nav-cta-btn.desktop-only {
                display: inline-flex;
            }
        }

        /* Banner */
        .page-banner {
            position: relative;
            background: linear-gradient(135deg, #0b1a2e 0%, #162d50 40%, #1a3a5c 70%, #0b1a2e 100%);
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            padding: 70px 0 60px;
            text-align: center;
            color: #fff;
            overflow: hidden;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 50%, rgba(230, 57, 70, 0.2) 0%, transparent 60%),
                radial-gradient(ellipse at 70% 30%, rgba(244, 162, 97, 0.15) 0%, transparent 55%);
            pointer-events: none;
        }
        .page-banner .container {
            position: relative;
            z-index: 2;
        }
        .page-banner .banner-badge {
            display: inline-block;
            padding: 6px 16px;
            border-radius: 20px;
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.2);
            font-size: 0.82rem;
            font-weight: 500;
            margin-bottom: 16px;
            letter-spacing: 0.03em;
            color: var(--accent);
        }
        .page-banner h1 {
            color: #fff;
            margin-bottom: 10px;
            text-shadow: 0 2px 12px rgba(0, 0, 0, 0.3);
        }
        .page-banner .banner-sub {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.8);
            max-width: 600px;
            margin: 0 auto;
        }
        .banner-stats-row {
            display: flex;
            justify-content: center;
            gap: 40px;
            margin-top: 28px;
            flex-wrap: wrap;
        }
        .banner-stat {
            text-align: center;
        }
        .banner-stat-num {
            font-size: 2rem;
            font-weight: 800;
            color: var(--accent);
            line-height: 1;
        }
        .banner-stat-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 4px;
        }
        @media (max-width: 640px) {
            .page-banner {
                padding: 48px 0 40px;
            }
            .banner-stats-row {
                gap: 20px;
            }
            .banner-stat-num {
                font-size: 1.5rem;
            }
        }

        /* Section */
        .section {
            padding: 56px 0;
        }
        .section-alt {
            background: var(--bg-alt);
        }
        .section-dark {
            background: var(--bg-dark);
            color: var(--text-white);
        }
        .section-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 32px;
        }
        .section-header h2 {
            margin-bottom: 0;
        }
        .section-header .section-tag {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 14px;
            font-size: 0.78rem;
            font-weight: 600;
            background: var(--primary-light);
            color: var(--primary);
            margin-bottom: 8px;
        }
        .section-link {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 5px;
            transition: gap var(--transition);
        }
        .section-link:hover {
            color: var(--primary-hover);
            gap: 9px;
        }

        /* Tag group */
        .tag-group {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 24px;
        }
        .tag-pill {
            display: inline-block;
            padding: 7px 16px;
            border-radius: 20px;
            font-size: 0.88rem;
            font-weight: 500;
            border: 1px solid var(--border);
            background: #fff;
            color: var(--text);
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .tag-pill:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-light);
        }
        .tag-pill.active-tag {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            font-weight: 600;
        }

        /* News card */
        .news-card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
            gap: 24px;
        }
        @media (max-width: 520px) {
            .news-card-grid {
                grid-template-columns: 1fr;
            }
        }
        .news-card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            transition: all var(--transition-slow);
            display: flex;
            flex-direction: column;
        }
        .news-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: #d0d8e0;
        }
        .news-card-img {
            position: relative;
            height: 200px;
            overflow: hidden;
        }
        .news-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .news-card:hover .news-card-img img {
            transform: scale(1.05);
        }
        .news-card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 3px 10px;
            border-radius: 10px;
            font-size: 0.72rem;
            font-weight: 700;
            background: var(--primary);
            color: #fff;
            z-index: 2;
        }
        .news-card-badge.live {
            background: #ef4444;
            animation: pulse-live 1.8s infinite;
        }
        @keyframes pulse-live {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.6;
            }
        }
        .news-card-body {
            padding: 18px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .news-card-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.8rem;
            color: var(--text-light);
            margin-bottom: 8px;
        }
        .news-card-meta .meta-dot {
            width: 4px;
            height: 4px;
            border-radius: 50%;
            background: var(--border);
        }
        .news-card h3 {
            font-size: 1.1rem;
            margin-bottom: 8px;
            line-height: 1.45;
        }
        .news-card h3 a {
            color: var(--text);
            transition: color var(--transition);
        }
        .news-card h3 a:hover {
            color: var(--primary);
        }
        .news-card-excerpt {
            font-size: 0.88rem;
            color: var(--text-light);
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-card-stats {
            display: flex;
            gap: 14px;
            margin-top: 12px;
            font-size: 0.8rem;
            color: var(--text-light);
        }
        .news-card-stats span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        /* Ranking */
        .ranking-list {
            background: #fff;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            overflow: hidden;
        }
        .ranking-item {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 14px 20px;
            border-bottom: 1px solid var(--border-light);
            transition: background var(--transition);
        }
        .ranking-item:last-child {
            border-bottom: none;
        }
        .ranking-item:hover {
            background: #fafcfd;
        }
        .rank-num {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.9rem;
            flex-shrink: 0;
        }
        .rank-num.top1 {
            background: #fbbf24;
            color: #fff;
        }
        .rank-num.top2 {
            background: #94a3b8;
            color: #fff;
        }
        .rank-num.top3 {
            background: #d97706;
            color: #fff;
        }
        .rank-num.normal {
            background: var(--bg-alt);
            color: var(--text-light);
        }
        .rank-avatar {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--bg-alt);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.8rem;
            color: var(--secondary);
            flex-shrink: 0;
        }
        .rank-info {
            flex: 1;
            min-width: 0;
        }
        .rank-name {
            font-weight: 600;
            font-size: 0.95rem;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .rank-sub {
            font-size: 0.78rem;
            color: var(--text-light);
        }
        .rank-score {
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--primary);
            flex-shrink: 0;
        }
        .rank-change {
            font-size: 0.75rem;
            font-weight: 600;
            flex-shrink: 0;
        }
        .rank-change.up {
            color: #16a34a;
        }
        .rank-change.down {
            color: #ef4444;
        }

        /* Timeline */
        .timeline-list {
            position: relative;
            padding-left: 28px;
        }
        .timeline-list::before {
            content: '';
            position: absolute;
            left: 8px;
            top: 6px;
            bottom: 6px;
            width: 3px;
            border-radius: 2px;
            background: var(--border);
        }
        .timeline-item {
            position: relative;
            margin-bottom: 24px;
            padding-left: 10px;
        }
        .timeline-item:last-child {
            margin-bottom: 0;
        }
        .timeline-dot {
            position: absolute;
            left: -22px;
            top: 6px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--primary);
            border: 3px solid #fff;
            box-shadow: 0 0 0 3px var(--primary-light);
            z-index: 2;
        }
        .timeline-date {
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 4px;
        }
        .timeline-title {
            font-weight: 600;
            font-size: 1rem;
            margin-bottom: 2px;
        }
        .timeline-desc {
            font-size: 0.85rem;
            color: var(--text-light);
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: #fff;
            border-radius: var(--radius);
            border: 1px solid var(--border);
            margin-bottom: 10px;
            overflow: hidden;
            transition: box-shadow var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            width: 100%;
            text-align: left;
            padding: 16px 20px;
            font-size: 1rem;
            font-weight: 600;
            background: none;
            border: none;
            color: var(--text);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            cursor: pointer;
            transition: color var(--transition);
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-question i {
            transition: transform var(--transition);
            font-size: 0.85rem;
            color: var(--text-light);
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--primary);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
        }
        .faq-answer-inner {
            padding: 0 20px 16px;
            font-size: 0.92rem;
            color: var(--text-light);
            line-height: 1.7;
        }

        /* CTA */
        .cta-block {
            background: linear-gradient(135deg, var(--secondary) 0%, #0f2847 100%);
            border-radius: var(--radius-xl);
            padding: 44px 40px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-md);
        }
        .cta-block::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 70% 30%, rgba(230, 57, 70, 0.25) 0%, transparent 55%);
            pointer-events: none;
        }
        .cta-block h2 {
            color: #fff;
            position: relative;
            z-index: 1;
            margin-bottom: 8px;
        }
        .cta-block p {
            position: relative;
            z-index: 1;
            color: rgba(255, 255, 255, 0.8);
            max-width: 500px;
            margin: 0 auto 20px;
        }
        .cta-btn-lg {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: 28px;
            font-size: 1rem;
            font-weight: 700;
            background: var(--accent);
            color: #1d1d1d;
            border: none;
            position: relative;
            z-index: 1;
            transition: all var(--transition);
        }
        .cta-btn-lg:hover {
            background: #e8923d;
            color: #1d1d1d;
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(244, 162, 97, 0.4);
        }

        /* Footer */
        .site-footer {
            background: #0b1420;
            color: #cbd5e1;
            padding: 48px 0 24px;
            margin-top: 0;
        }
        .footer-grid {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
        }
        @media (max-width: 860px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }
        .footer-brand-name {
            font-size: 1.2rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 8px;
        }
        .footer-desc {
            font-size: 0.88rem;
            line-height: 1.6;
            color: #94a3b8;
        }
        .footer-col h4 {
            color: #e2e8f0;
            margin-bottom: 12px;
            font-size: 0.8rem;
        }
        .footer-col a {
            display: block;
            padding: 4px 0;
            font-size: 0.9rem;
            color: #94a3b8;
            transition: color var(--transition);
        }
        .footer-col a:hover {
            color: #fff;
        }
        .footer-bottom {
            max-width: var(--max-width);
            margin: 28px auto 0;
            padding: 18px 24px 0;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            text-align: center;
            font-size: 0.82rem;
            color: #64748b;
        }

        @media (max-width: 768px) {
            .section {
                padding: 40px 0;
            }
            .news-card-grid {
                grid-template-columns: 1fr;
            }
            .ranking-item {
                padding: 12px 14px;
                gap: 10px;
            }
        }

/* roulang page: category3 */
/* ========== 设计变量 ========== */
        :root {
            --color-primary: #6C3CEC;
            --color-primary-hover: #5A2FD6;
            --color-primary-light: #EDE7FD;
            --color-accent: #FF6B35;
            --color-accent-hover: #E85A28;
            --color-accent-light: #FFF0E8;
            --color-bg: #F8F9FC;
            --color-bg-white: #FFFFFF;
            --color-bg-dark: #1A1D2E;
            --color-bg-dark-secondary: #23273A;
            --color-text: #2D3436;
            --color-text-secondary: #636E72;
            --color-text-light: #A0A7B0;
            --color-border: #E0E3EB;
            --color-border-light: #EEF0F5;
            --color-success: #00C853;
            --color-warning: #FFD600;
            --color-red: #FF4757;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --radius-full: 50%;
            --shadow-xs: 0 1px 3px rgba(0,0,0,0.04);
            --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
            --shadow-md: 0 8px 28px rgba(0,0,0,0.10);
            --shadow-lg: 0 16px 48px rgba(0,0,0,0.14);
            --shadow-xl: 0 24px 64px rgba(0,0,0,0.18);
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s ease;
            --transition-slow: 0.42s ease;
            --max-width: 1240px;
        }

        /* ========== Reset & Base ========== */
        *, *::before, *::after { box-sizing: border-box; }
        html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background: var(--color-bg);
            margin: 0;
            padding: 0;
            overflow-x: hidden;
        }
        a { text-decoration: none; color: inherit; transition: color var(--transition-fast); }
        img { max-width: 100%; height: auto; display: block; }
        button { cursor: pointer; font-family: inherit; }
        ul, ol { list-style: none; padding: 0; margin: 0; }
        h1, h2, h3, h4, h5, h6 { margin: 0; line-height: 1.35; font-weight: 700; color: var(--color-text); }
        p { margin: 0; }
        input, textarea { font-family: inherit; }

        /* ========== 容器 ========== */
        .container-custom {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 768px) {
            .container-custom { padding: 0 16px; }
        }

        /* ========== 覆盖Foundation默认 ========== */
        .foundation-override a:not(.button):not(.nav-link):not(.logo-link):not(.footer-col a):not(.tag-link):not(.zone-card):not(.post-card-link) {
            color: var(--color-primary);
            transition: color var(--transition-fast);
        }
        .foundation-override a:not(.button):not(.nav-link):not(.logo-link):not(.footer-col a):not(.tag-link):not(.zone-card):not(.post-card-link):hover {
            color: var(--color-primary-hover);
        }
        .button.primary {
            background: var(--color-primary) !important;
            border-radius: var(--radius-md) !important;
            font-weight: 600 !important;
            transition: all var(--transition-base) !important;
        }
        .button.primary:hover {
            background: var(--color-primary-hover) !important;
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }
        .row { max-width: none; }

        /* ========== Header / 导航 ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255,255,255,0.95);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-xs);
        }
        .header-inner {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
        }
        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--color-primary);
            white-space: nowrap;
            transition: opacity var(--transition-fast);
        }
        .logo-link:hover { opacity: 0.85; color: var(--color-primary); }
        .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--color-primary), #8B5CF6);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.1rem;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-link {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            transition: all var(--transition-fast);
            position: relative;
            white-space: nowrap;
        }
        .nav-link:hover { color: var(--color-primary); background: var(--color-primary-light); }
        .nav-link.active {
            color: var(--color-primary);
            background: var(--color-primary-light);
            font-weight: 600;
        }
        .nav-mega-trigger { position: relative; }
        .nav-mega-trigger .nav-link { cursor: pointer; }
        .mega-panel {
            display: none;
            position: absolute;
            top: calc(100% + 8px);
            left: 50%;
            transform: translateX(-50%);
            background: #fff;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-lg);
            padding: 28px 24px;
            min-width: 480px;
            display: none;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
            z-index: 1001;
            border: 1px solid var(--color-border-light);
        }
        .nav-mega-trigger:hover .mega-panel,
        .nav-mega-trigger:focus-within .mega-panel,
        .mega-panel.show {
            display: grid;
        }
        .mega-col h4 {
            font-size: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            color: var(--color-text-light);
            margin-bottom: 12px;
            padding-bottom: 8px;
            border-bottom: 1px solid var(--color-border-light);
        }
        .mega-col a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 9px 12px;
            border-radius: var(--radius-sm);
            font-size: 0.93rem;
            color: var(--color-text);
            transition: all var(--transition-fast);
        }
        .mega-col a:hover { background: var(--color-bg); color: var(--color-primary); }
        .mega-badge {
            font-size: 0.68rem;
            padding: 2px 7px;
            border-radius: 20px;
            background: var(--color-accent-light);
            color: var(--color-accent);
            font-weight: 600;
            margin-left: auto;
        }
        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            padding: 10px 22px;
            border-radius: var(--radius-md);
            font-size: 0.9rem;
            font-weight: 600;
            background: var(--color-accent);
            color: #fff !important;
            transition: all var(--transition-base);
            white-space: nowrap;
            margin-left: 4px;
        }
        .nav-cta-btn:hover {
            background: var(--color-accent-hover);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
            color: #fff !important;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--color-text);
            padding: 6px 10px;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
        }
        .hamburger:hover { background: var(--color-bg); }
        @media (max-width: 1024px) {
            .desktop-only { display: none !important; }
            .main-nav {
                position: fixed;
                top: 64px;
                left: 0;
                right: 0;
                bottom: 0;
                background: #fff;
                flex-direction: column;
                align-items: stretch;
                padding: 20px;
                gap: 4px;
                transform: translateX(100%);
                transition: transform var(--transition-slow);
                z-index: 999;
                overflow-y: auto;
            }
            .main-nav.open { transform: translateX(0); }
            .nav-link { padding: 14px 16px; font-size: 1.05rem; }
            .mega-panel {
                position: static;
                transform: none;
                min-width: auto;
                grid-template-columns: 1fr;
                box-shadow: none;
                border: none;
                padding: 12px 16px;
                display: none;
                background: var(--color-bg);
                border-radius: var(--radius-md);
                margin-top: 4px;
            }
            .nav-mega-trigger:hover .mega-panel,
            .nav-mega-trigger:focus-within .mega-panel,
            .mega-panel.show {
                display: grid;
            }
            .nav-cta-btn { margin: 8px 0; text-align: center; justify-content: center; }
            .hamburger { display: block; }
            .header-inner { height: 60px; }
        }
        @media (max-width: 520px) {
            .logo-link { font-size: 1.05rem; gap: 6px; }
            .logo-icon { width: 32px; height: 32px; font-size: 0.9rem; }
            .header-inner { padding: 0 14px; height: 56px; }
        }

        /* ========== 分类页Banner ========== */
        .category-banner {
            position: relative;
            background: linear-gradient(160deg, #1A1D2E 0%, #23273A 40%, #2A1F4D 100%);
            padding: 60px 0 56px;
            overflow: hidden;
        }
        .category-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.png') center/cover no-repeat;
            opacity: 0.28;
            z-index: 0;
        }
        .category-banner::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 80px;
            background: linear-gradient(to top, var(--color-bg), transparent);
            z-index: 1;
        }
        .banner-content {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            gap: 40px;
            flex-wrap: wrap;
        }
        .banner-text { flex: 1; min-width: 280px; }
        .banner-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255,255,255,0.12);
            color: #fff;
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 0.82rem;
            margin-bottom: 16px;
            backdrop-filter: blur(4px);
        }
        .banner-badge i { color: var(--color-accent); }
        .banner-text h1 {
            font-size: 2.3rem;
            color: #fff;
            margin-bottom: 12px;
            font-weight: 800;
            letter-spacing: -0.3px;
        }
        .banner-text h1 span {
            background: linear-gradient(135deg, var(--color-accent), #FF9F43);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .banner-text .banner-desc {
            color: rgba(255,255,255,0.72);
            font-size: 1.05rem;
            line-height: 1.65;
            max-width: 520px;
        }
        .banner-stats {
            display: flex;
            gap: 36px;
            flex-wrap: wrap;
        }
        .banner-stat-item {
            text-align: center;
            background: rgba(255,255,255,0.08);
            border-radius: var(--radius-lg);
            padding: 22px 28px;
            backdrop-filter: blur(8px);
            border: 1px solid rgba(255,255,255,0.10);
            min-width: 120px;
        }
        .banner-stat-num {
            font-size: 2rem;
            font-weight: 800;
            color: #fff;
            display: block;
        }
        .banner-stat-num.accent { color: var(--color-accent); }
        .banner-stat-label {
            font-size: 0.82rem;
            color: rgba(255,255,255,0.6);
            margin-top: 4px;
        }
        @media (max-width: 768px) {
            .category-banner { padding: 40px 0 36px; }
            .banner-content { flex-direction: column; gap: 28px; text-align: center; }
            .banner-text h1 { font-size: 1.7rem; }
            .banner-text .banner-desc { max-width: 100%; font-size: 0.95rem; }
            .banner-stats { justify-content: center; gap: 16px; }
            .banner-stat-item { padding: 16px 20px; min-width: 100px; }
            .banner-stat-num { font-size: 1.55rem; }
        }

        /* ========== 提示条 ========== */
        .alert-bar {
            background: linear-gradient(135deg, #FFF8E1, #FFF3CD);
            border: 1px solid #FFE082;
            border-radius: var(--radius-md);
            padding: 14px 20px;
            display: flex;
            align-items: center;
            gap: 10px;
            margin: 28px 0;
            flex-wrap: wrap;
        }
        .alert-bar i { color: var(--color-accent); font-size: 1.15rem; flex-shrink: 0; }
        .alert-bar span { flex: 1; font-size: 0.93rem; color: #5D4037; }
        .alert-bar .alert-close {
            background: none;
            border: none;
            color: #8D6E63;
            cursor: pointer;
            padding: 4px 8px;
            border-radius: 4px;
            font-size: 0.85rem;
            transition: all var(--transition-fast);
        }
        .alert-bar .alert-close:hover { background: rgba(0,0,0,0.06); color: #4E342E; }

        /* ========== 话题标签组 ========== */
        .tags-section { margin: 20px 0 36px; }
        .tags-section h3 {
            font-size: 1.05rem;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .tags-section h3 i { color: var(--color-accent); }
        .tags-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .tag-link {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 8px 18px;
            border-radius: 24px;
            font-size: 0.88rem;
            font-weight: 500;
            background: #fff;
            color: var(--color-text);
            border: 1px solid var(--color-border);
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .tag-link:hover {
            background: var(--color-primary-light);
            color: var(--color-primary);
            border-color: var(--color-primary);
            transform: translateY(-1px);
            box-shadow: var(--shadow-sm);
        }
        .tag-link.hot {
            background: #FFF0E8;
            border-color: var(--color-accent-light);
            color: var(--color-accent);
        }
        .tag-link .tag-count {
            font-size: 0.72rem;
            background: var(--color-border-light);
            padding: 2px 8px;
            border-radius: 10px;
            color: var(--color-text-secondary);
        }

        /* ========== 分区入口卡片 ========== */
        .zones-section { margin-bottom: 48px; }
        .zones-section .section-heading {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 22px;
            flex-wrap: wrap;
            gap: 12px;
        }
        .zones-section .section-heading h2 { font-size: 1.55rem; }
        .zones-section .section-heading .view-all {
            color: var(--color-primary);
            font-weight: 600;
            font-size: 0.9rem;
            transition: all var(--transition-fast);
        }
        .zones-section .section-heading .view-all:hover { color: var(--color-primary-hover); }
        .zones-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 18px;
        }
        .zone-card {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 22px 20px;
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            cursor: pointer;
            text-decoration: none;
            color: var(--color-text);
        }
        .zone-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: var(--color-primary);
        }
        .zone-card .zone-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            flex-shrink: 0;
            background: var(--color-primary-light);
            color: var(--color-primary);
        }
        .zone-card:nth-child(2) .zone-icon { background: #E8F5E9; color: #2E7D32; }
        .zone-card:nth-child(3) .zone-icon { background: #FFF0E8; color: var(--color-accent); }
        .zone-card:nth-child(4) .zone-icon { background: #E3F2FD; color: #1565C0; }
        .zone-card:nth-child(5) .zone-icon { background: #FCE4EC; color: #C62828; }
        .zone-card:nth-child(6) .zone-icon { background: #F3E5F5; color: #7B1FA2; }
        .zone-info h4 { font-size: 1.02rem; margin-bottom: 3px; }
        .zone-info p { font-size: 0.84rem; color: var(--color-text-secondary); margin-bottom: 4px; }
        .zone-info .zone-count {
            font-size: 0.76rem;
            color: var(--color-text-light);
        }
        .zone-info .zone-count i { margin-right: 3px; }
        @media (max-width: 1024px) {
            .zones-grid { grid-template-columns: repeat(2, 1fr); }
        }
        @media (max-width: 640px) {
            .zones-grid { grid-template-columns: 1fr; }
            .zone-card { padding: 18px 16px; }
        }

        /* ========== 帖子列表 ========== */
        .posts-section { margin-bottom: 48px; }
        .posts-section .section-heading {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 22px;
            flex-wrap: wrap;
            gap: 12px;
        }
        .posts-section .section-heading h2 { font-size: 1.55rem; }
        .posts-filter {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
        }
        .posts-filter .filter-btn {
            padding: 7px 16px;
            border-radius: 20px;
            font-size: 0.84rem;
            font-weight: 500;
            border: 1px solid var(--color-border);
            background: #fff;
            color: var(--color-text-secondary);
            cursor: pointer;
            transition: all var(--transition-fast);
        }
        .posts-filter .filter-btn.active,
        .posts-filter .filter-btn:hover {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
        }
        .posts-list { display: flex; flex-direction: column; gap: 14px; }
        .post-card-link {
            display: block;
            text-decoration: none;
            color: inherit;
        }
        .post-card {
            display: flex;
            align-items: flex-start;
            gap: 18px;
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 20px 22px;
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            cursor: pointer;
        }
        .post-card:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--color-primary);
            transform: translateX(3px);
        }
        .post-rank {
            width: 36px;
            height: 36px;
            border-radius: var(--radius-full);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 0.9rem;
            flex-shrink: 0;
            background: var(--color-bg);
            color: var(--color-text-secondary);
        }
        .post-rank.top1 { background: #FFD700; color: #5D4037; }
        .post-rank.top2 { background: #C0C0C0; color: #3E3E3E; }
        .post-rank.top3 { background: #CD7F32; color: #4E342E; }
        .post-thumb {
            width: 100px;
            height: 68px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
        }
        .post-body { flex: 1; min-width: 0; }
        .post-body h3 {
            font-size: 1.02rem;
            font-weight: 600;
            margin-bottom: 6px;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .post-body h3:hover { color: var(--color-primary); }
        .post-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-wrap: wrap;
            font-size: 0.8rem;
            color: var(--color-text-light);
        }
        .post-meta .post-tag {
            padding: 3px 10px;
            border-radius: 12px;
            font-size: 0.74rem;
            font-weight: 500;
            background: var(--color-primary-light);
            color: var(--color-primary);
        }
        .post-meta .post-tag.hot-tag {
            background: #FFF0E8;
            color: var(--color-accent);
        }
        .post-meta i { margin-right: 2px; }
        .post-stats {
            display: flex;
            gap: 16px;
            flex-shrink: 0;
            text-align: center;
        }
        .post-stats .stat-num {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-text);
            display: block;
        }
        .post-stats .stat-label {
            font-size: 0.7rem;
            color: var(--color-text-light);
        }
        @media (max-width: 768px) {
            .post-card { flex-wrap: wrap; padding: 16px 14px; gap: 12px; }
            .post-thumb { width: 80px; height: 54px; }
            .post-stats { width: 100%; justify-content: flex-end; gap: 20px; }
            .post-body h3 { font-size: 0.93rem; }
            .post-rank { width: 30px; height: 30px; font-size: 0.78rem; }
        }
        @media (max-width: 520px) {
            .post-thumb { width: 100%; height: 140px; border-radius: var(--radius-md); }
            .post-card { flex-direction: column; }
            .post-rank { position: absolute; top: 12px; left: 12px; z-index: 2; }
            .post-card { position: relative; }
        }

        /* ========== 活跃用户 ========== */
        .users-section { margin-bottom: 48px; }
        .users-section .section-heading { margin-bottom: 22px; }
        .users-section .section-heading h2 { font-size: 1.55rem; }
        .users-grid {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        .user-card {
            display: flex;
            align-items: center;
            gap: 14px;
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 18px 22px;
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            flex: 1 1 calc(33.333% - 16px);
            min-width: 260px;
            cursor: pointer;
        }
        .user-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
            border-color: var(--color-primary);
        }
        .user-avatar {
            width: 52px;
            height: 52px;
            border-radius: var(--radius-full);
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.2rem;
            color: #fff;
        }
        .user-avatar.av1 { background: linear-gradient(135deg, #6C3CEC, #8B5CF6); }
        .user-avatar.av2 { background: linear-gradient(135deg, #FF6B35, #FF9F43); }
        .user-avatar.av3 { background: linear-gradient(135deg, #00C853, #69F0AE); }
        .user-avatar.av4 { background: linear-gradient(135deg, #2196F3, #64B5F6); }
        .user-avatar.av5 { background: linear-gradient(135deg, #E91E63, #F48FB1); }
        .user-avatar.av6 { background: linear-gradient(135deg, #FFD600, #FFE082); color: #5D4037; }
        .user-info h4 { font-size: 0.95rem; margin-bottom: 1px; }
        .user-info .user-level {
            font-size: 0.76rem;
            color: var(--color-accent);
            font-weight: 500;
        }
        .user-info .user-posts {
            font-size: 0.74rem;
            color: var(--color-text-light);
            margin-top: 2px;
        }
        @media (max-width: 768px) {
            .user-card { flex: 1 1 100%; min-width: auto; }
        }

        /* ========== CTA板块 ========== */
        .cta-section-custom {
            background: linear-gradient(150deg, #1A1D2E 0%, #2A1F4D 60%, #3D1C6B 100%);
            border-radius: var(--radius-xl);
            padding: 52px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
            margin-bottom: 56px;
        }
        .cta-section-custom::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            opacity: 0.18;
        }
        .cta-section-custom > * { position: relative; z-index: 1; }
        .cta-section-custom h2 {
            font-size: 1.9rem;
            color: #fff;
            margin-bottom: 12px;
            font-weight: 800;
        }
        .cta-section-custom p {
            color: rgba(255,255,255,0.7);
            font-size: 1.02rem;
            max-width: 550px;
            margin: 0 auto 28px;
            line-height: 1.6;
        }
        .cta-buttons {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .cta-btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: var(--radius-md);
            font-size: 1rem;
            font-weight: 700;
            background: var(--color-accent);
            color: #fff;
            border: none;
            cursor: pointer;
            transition: all var(--transition-base);
        }
        .cta-btn-primary:hover {
            background: var(--color-accent-hover);
            transform: translateY(-3px);
            box-shadow: var(--shadow-lg);
            color: #fff;
        }
        .cta-btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: var(--radius-md);
            font-size: 1rem;
            font-weight: 600;
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255,255,255,0.4);
            cursor: pointer;
            transition: all var(--transition-base);
        }
        .cta-btn-outline:hover {
            border-color: #fff;
            background: rgba(255,255,255,0.08);
            color: #fff;
        }
        @media (max-width: 768px) {
            .cta-section-custom { padding: 36px 20px; border-radius: var(--radius-lg); }
            .cta-section-custom h2 { font-size: 1.45rem; }
        }

        /* ========== FAQ ========== */
        .faq-section-custom { margin-bottom: 56px; }
        .faq-section-custom .section-heading {
            text-align: center;
            margin-bottom: 32px;
        }
        .faq-section-custom .section-heading h2 { font-size: 1.65rem; }
        .faq-section-custom .section-heading p {
            color: var(--color-text-secondary);
            margin-top: 6px;
            font-size: 0.95rem;
        }
        .faq-list { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
        .faq-item {
            background: #fff;
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-base);
        }
        .faq-item:hover { box-shadow: var(--shadow-sm); }
        .faq-question {
            width: 100%;
            text-align: left;
            padding: 18px 22px;
            background: none;
            border: none;
            font-size: 0.98rem;
            font-weight: 600;
            color: var(--color-text);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: color var(--transition-fast);
        }
        .faq-question:hover { color: var(--color-primary); }
        .faq-question i { transition: transform var(--transition-base); color: var(--color-text-light); font-size: 0.85rem; }
        .faq-item.open .faq-question i { transform: rotate(180deg); color: var(--color-primary); }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 22px;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 18px;
        }
        .faq-answer p {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        /* ========== Footer ========== */
        .site-footer {
            background: var(--color-bg-dark);
            color: rgba(255,255,255,0.7);
            padding: 52px 0 28px;
            margin-top: 0;
        }
        .footer-grid {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 36px;
        }
        .footer-brand-name {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }
        .footer-desc {
            font-size: 0.88rem;
            line-height: 1.65;
            max-width: 340px;
            color: rgba(255,255,255,0.55);
        }
        .footer-col h4 {
            font-size: 0.82rem;
            text-transform: uppercase;
            letter-spacing: 0.6px;
            color: rgba(255,255,255,0.45);
            margin-bottom: 14px;
        }
        .footer-col a {
            display: block;
            padding: 5px 0;
            font-size: 0.9rem;
            color: rgba(255,255,255,0.65);
            transition: color var(--transition-fast);
        }
        .footer-col a:hover { color: #fff; }
        .footer-bottom {
            max-width: var(--max-width);
            margin: 32px auto 0;
            padding: 20px 24px 0;
            border-top: 1px solid rgba(255,255,255,0.1);
            text-align: center;
            font-size: 0.82rem;
            color: rgba(255,255,255,0.4);
        }
        @media (max-width: 768px) {
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
            .footer-desc { max-width: 100%; }
            .site-footer { padding: 38px 0 20px; }
        }
        @media (max-width: 520px) {
            .footer-grid { grid-template-columns: 1fr; gap: 22px; }
        }

        /* ========== 通用工具类 ========== */
        .text-center { text-align: center; }
        .mt-0 { margin-top: 0; }
        .mb-0 { margin-bottom: 0; }
        .sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }

        /* ========== 补充分隔与间距 ========== */
        .section-spacer { margin-top: 10px; }
        @media (max-width: 768px) {
            .hide-mobile { display: none !important; }
        }