/* roulang page: index */
/* ===== 设计变量 ===== */
        :root {
            --primary: #0f1729;
            --primary-light: #1a2744;
            --primary-dark: #080e1a;
            --accent: #e11d48;
            --accent-hover: #be123c;
            --accent-light: rgba(225, 29, 72, 0.08);
            --gold: #f59e0b;
            --gold-light: #fbbf24;
            --bg: #f8fafc;
            --bg-alt: #f1f5f9;
            --bg-card: #ffffff;
            --text: #1e293b;
            --text-secondary: #64748b;
            --text-light: #94a3b8;
            --border: #e2e8f0;
            --border-light: #f1f5f9;
            --radius: 16px;
            --radius-sm: 10px;
            --radius-xs: 6px;
            --shadow: 0 4px 24px rgba(15, 23, 41, 0.06);
            --shadow-hover: 0 12px 40px rgba(15, 23, 41, 0.12);
            --shadow-glass: 0 8px 32px rgba(0, 0, 0, 0.08);
            --transition: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
            --container: 1200px;
            --nav-height: 72px;
        }

        /* ===== 基础重置 ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            background: none;
            transition: var(--transition);
        }
        button {
            cursor: pointer;
        }
        ul,
        ol {
            list-style: none;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.3;
            font-weight: 700;
            color: var(--primary);
        }
        h1 {
            font-size: clamp(2.2rem, 5.5vw, 3.8rem);
        }
        h2 {
            font-size: clamp(1.6rem, 3.5vw, 2.4rem);
        }
        h3 {
            font-size: clamp(1.15rem, 2vw, 1.5rem);
        }
        p {
            margin-bottom: 0.8rem;
            color: var(--text-secondary);
        }
        .container {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }
        .section {
            padding: 80px 0;
        }
        .section-alt {
            background: var(--bg-alt);
        }
        .section-title {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-title h2 {
            margin-bottom: 12px;
        }
        .section-title p {
            max-width: 600px;
            margin: 0 auto;
            font-size: 1.05rem;
        }
        .text-accent {
            color: var(--accent);
        }
        .text-gold {
            color: var(--gold);
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            border: 0;
        }

        /* ===== 玻璃导航 ===== */
        .header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--nav-height);
            background: rgba(255, 255, 255, 0.72);
            backdrop-filter: blur(16px) saturate(180%);
            -webkit-backdrop-filter: blur(16px) saturate(180%);
            border-bottom: 1px solid rgba(255, 255, 255, 0.3);
            box-shadow: var(--shadow-glass);
            transition: var(--transition);
        }
        .header.scrolled {
            background: rgba(255, 255, 255, 0.92);
            border-bottom-color: var(--border);
        }
        .header-inner {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
            height: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .logo {
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--primary);
            display: flex;
            align-items: center;
            gap: 10px;
            letter-spacing: -0.3px;
        }
        .logo i {
            color: var(--accent);
            font-size: 1.6rem;
        }
        .logo span {
            background: linear-gradient(135deg, var(--primary), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .nav-main {
            display: flex;
            align-items: center;
            gap: 32px;
        }
        .nav-main a {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-secondary);
            padding: 6px 0;
            position: relative;
            transition: var(--transition);
        }
        .nav-main a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--accent);
            transform: scaleX(0);
            transform-origin: center;
            transition: transform 0.3s ease;
            border-radius: 2px;
        }
        .nav-main a:hover {
            color: var(--primary);
        }
        .nav-main a:hover::after {
            transform: scaleX(1);
        }
        .nav-main a.active {
            color: var(--accent);
        }
        .nav-main a.active::after {
            transform: scaleX(1);
            background: var(--accent);
        }
        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent);
            color: #fff !important;
            padding: 8px 20px !important;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.9rem;
            transition: var(--transition);
            box-shadow: 0 4px 14px rgba(225, 29, 72, 0.3);
        }
        .nav-cta i {
            font-size: 0.85rem;
        }
        .nav-cta::after {
            display: none !important;
        }
        .nav-cta:hover {
            background: var(--accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(225, 29, 72, 0.4);
            color: #fff !important;
        }
        .nav-toggle {
            display: none;
            font-size: 1.5rem;
            color: var(--primary);
            padding: 4px;
            background: none;
            border: none;
            cursor: pointer;
        }
        .mobile-menu {
            display: none;
            position: fixed;
            top: var(--nav-height);
            left: 0;
            right: 0;
            background: rgba(255, 255, 255, 0.98);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            padding: 20px 24px 28px;
            border-bottom: 1px solid var(--border);
            box-shadow: var(--shadow-glass);
            z-index: 999;
            transform: translateY(-12px);
            opacity: 0;
            visibility: hidden;
            transition: all 0.35s ease;
        }
        .mobile-menu.open {
            transform: translateY(0);
            opacity: 1;
            visibility: visible;
        }
        .mobile-menu a {
            display: block;
            padding: 12px 0;
            font-size: 1.05rem;
            font-weight: 500;
            color: var(--text-secondary);
            border-bottom: 1px solid var(--border-light);
        }
        .mobile-menu a:last-child {
            border-bottom: none;
        }
        .mobile-menu a.active {
            color: var(--accent);
        }
        .mobile-menu .nav-cta {
            display: inline-flex;
            margin-top: 12px;
        }

        /* ===== Hero 首屏 ===== */
        .hero {
            position: relative;
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding-top: var(--nav-height);
            overflow: hidden;
            background: var(--primary-dark);
        }
        .hero-bg {
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            opacity: 0.55;
            transform: scale(1.02);
            transition: transform 6s ease;
        }
        .hero:hover .hero-bg {
            transform: scale(1.05);
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg,
                    rgba(15, 23, 41, 0.88) 0%,
                    rgba(15, 23, 41, 0.60) 50%,
                    rgba(225, 29, 72, 0.30) 100%);
        }
        .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 820px;
            padding: 40px 24px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.10);
            backdrop-filter: blur(8px);
            border: 1px solid rgba(255, 255, 255, 0.15);
            padding: 6px 18px;
            border-radius: 50px;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 24px;
        }
        .hero-badge i {
            color: var(--gold);
            font-size: 0.75rem;
        }
        .hero h1 {
            color: #fff;
            font-size: clamp(2.4rem, 6vw, 4.2rem);
            font-weight: 800;
            line-height: 1.15;
            letter-spacing: -0.5px;
            margin-bottom: 20px;
        }
        .hero h1 span {
            background: linear-gradient(135deg, var(--gold), #fff);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero p {
            font-size: clamp(1rem, 1.8vw, 1.2rem);
            color: rgba(255, 255, 255, 0.75);
            max-width: 600px;
            margin: 0 auto 32px;
            line-height: 1.8;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: center;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 32px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 1rem;
            transition: var(--transition);
            cursor: pointer;
        }
        .btn-primary {
            background: var(--accent);
            color: #fff;
            box-shadow: 0 4px 20px rgba(225, 29, 72, 0.35);
        }
        .btn-primary:hover {
            background: var(--accent-hover);
            transform: translateY(-3px);
            box-shadow: 0 12px 36px rgba(225, 29, 72, 0.45);
        }
        .btn-outline-light {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.30);
        }
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.10);
            border-color: rgba(255, 255, 255, 0.60);
            transform: translateY(-3px);
        }
        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 32px 48px;
            justify-content: center;
            margin-top: 48px;
            padding-top: 40px;
            border-top: 1px solid rgba(255, 255, 255, 0.10);
        }
        .hero-stat {
            text-align: center;
        }
        .hero-stat .num {
            font-size: 2rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
        }
        .hero-stat .num span {
            color: var(--gold);
        }
        .hero-stat .label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.55);
            margin-top: 4px;
        }

        /* ===== 介绍板块 ===== */
        .intro-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        .intro-image {
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-hover);
            position: relative;
        }
        .intro-image img {
            width: 100%;
            height: 380px;
            object-fit: cover;
        }
        .intro-image .play-badge {
            position: absolute;
            bottom: 20px;
            left: 20px;
            background: rgba(0, 0, 0, 0.65);
            backdrop-filter: blur(8px);
            padding: 10px 18px;
            border-radius: 50px;
            color: #fff;
            font-size: 0.85rem;
            display: flex;
            align-items: center;
            gap: 8px;
            border: 1px solid rgba(255, 255, 255, 0.10);
        }
        .intro-text h2 {
            margin-bottom: 16px;
        }
        .intro-text p {
            font-size: 1.05rem;
            margin-bottom: 20px;
        }
        .intro-features {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px;
            margin-top: 20px;
        }
        .intro-features li {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.95rem;
            color: var(--text);
            padding: 8px 12px;
            background: var(--bg-alt);
            border-radius: var(--radius-xs);
        }
        .intro-features li i {
            color: var(--accent);
            font-size: 0.85rem;
            width: 20px;
            text-align: center;
        }

        /* ===== 分类入口 ===== */
        .category-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
            border: 1px solid var(--border);
            display: flex;
            flex-direction: column;
        }
        .category-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
        }
        .category-card .card-img {
            height: 200px;
            overflow: hidden;
            position: relative;
        }
        .category-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.6s ease;
        }
        .category-card:hover .card-img img {
            transform: scale(1.06);
        }
        .category-card .card-img .tag {
            position: absolute;
            top: 16px;
            left: 16px;
            background: var(--accent);
            color: #fff;
            padding: 4px 14px;
            border-radius: 50px;
            font-size: 0.8rem;
            font-weight: 600;
        }
        .category-card .card-body {
            padding: 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .category-card .card-body h3 {
            margin-bottom: 8px;
        }
        .category-card .card-body p {
            font-size: 0.95rem;
            flex: 1;
            margin-bottom: 16px;
        }
        .category-card .card-body .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--accent);
            font-weight: 600;
            font-size: 0.9rem;
        }
        .category-card .card-body .card-link i {
            transition: transform 0.3s ease;
        }
        .category-card .card-body .card-link:hover i {
            transform: translateX(4px);
        }
        .category-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
            gap: 28px;
        }

        /* ===== 最新资讯列表 ===== */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
            gap: 28px;
        }
        .news-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
            border: 1px solid var(--border);
            display: flex;
            flex-direction: column;
        }
        .news-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .news-card .card-img {
            height: 180px;
            overflow: hidden;
            position: relative;
        }
        .news-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .news-card:hover .card-img img {
            transform: scale(1.05);
        }
        .news-card .card-img .cate-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(15, 23, 41, 0.75);
            backdrop-filter: blur(4px);
            color: #fff;
            padding: 4px 12px;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 500;
        }
        .news-card .card-body {
            padding: 20px 22px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .news-card .card-body .meta {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 0.8rem;
            color: var(--text-light);
            margin-bottom: 10px;
        }
        .news-card .card-body .meta i {
            margin-right: 4px;
        }
        .news-card .card-body h3 {
            font-size: 1.1rem;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-card .card-body p {
            font-size: 0.9rem;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 14px;
        }
        .news-card .card-body .read-more {
            color: var(--accent);
            font-weight: 600;
            font-size: 0.85rem;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .news-card .card-body .read-more i {
            transition: transform 0.3s ease;
        }
        .news-card .card-body .read-more:hover i {
            transform: translateX(4px);
        }
        .news-empty {
            grid-column: 1 / -1;
            text-align: center;
            padding: 48px 24px;
            color: var(--text-light);
            font-size: 1.05rem;
            background: var(--bg-card);
            border-radius: var(--radius);
            border: 1px dashed var(--border);
        }

        /* ===== 数据统计 ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stat-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 32px 20px;
            text-align: center;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .stat-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .stat-card .icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            margin: 0 auto 16px;
        }
        .stat-card .icon.red {
            background: rgba(225, 29, 72, 0.10);
            color: var(--accent);
        }
        .stat-card .icon.gold {
            background: rgba(245, 158, 11, 0.10);
            color: var(--gold);
        }
        .stat-card .icon.blue {
            background: rgba(59, 130, 246, 0.10);
            color: #3b82f6;
        }
        .stat-card .icon.green {
            background: rgba(16, 185, 129, 0.10);
            color: #10b981;
        }
        .stat-card .num {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
        }
        .stat-card .label {
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin-top: 6px;
        }

        /* ===== 特色服务 ===== */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .feature-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 32px 28px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            transition: var(--transition);
            text-align: center;
        }
        .feature-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
        }
        .feature-card .f-icon {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            margin: 0 auto 18px;
            background: var(--accent-light);
            color: var(--accent);
        }
        .feature-card h3 {
            margin-bottom: 10px;
        }
        .feature-card p {
            font-size: 0.95rem;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: var(--accent);
        }
        .faq-question {
            padding: 18px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-weight: 600;
            font-size: 1rem;
            color: var(--primary);
            cursor: pointer;
            user-select: none;
            gap: 16px;
        }
        .faq-question i {
            color: var(--accent);
            transition: transform 0.3s ease;
            font-size: 0.9rem;
            flex-shrink: 0;
        }
        .faq-item.active .faq-question i {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 24px;
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.7;
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: var(--primary);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            opacity: 0.15;
        }
        .cta-content {
            position: relative;
            z-index: 2;
            text-align: center;
            padding: 60px 24px;
        }
        .cta-content h2 {
            color: #fff;
            margin-bottom: 16px;
        }
        .cta-content p {
            color: rgba(255, 255, 255, 0.70);
            max-width: 560px;
            margin: 0 auto 32px;
            font-size: 1.05rem;
        }
        .cta-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: center;
        }
        .btn-cta {
            background: #fff;
            color: var(--primary);
            padding: 14px 36px;
            border-radius: 50px;
            font-weight: 700;
            font-size: 1.05rem;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            transition: var(--transition);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
        }
        .btn-cta:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 36px rgba(0, 0, 0, 0.25);
        }
        .btn-cta-outline {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.30);
            padding: 14px 36px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 1.05rem;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            transition: var(--transition);
        }
        .btn-cta-outline:hover {
            background: rgba(255, 255, 255, 0.10);
            border-color: rgba(255, 255, 255, 0.60);
            transform: translateY(-3px);
        }

        /* ===== 页脚 ===== */
        .footer {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.70);
            padding: 48px 0 32px;
        }
        .footer-inner {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 32px;
        }
        .footer-brand .logo {
            color: #fff;
            margin-bottom: 12px;
        }
        .footer-brand .logo span {
            background: linear-gradient(135deg, #fff, var(--gold-light));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .footer-brand p {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.55);
            max-width: 300px;
            line-height: 1.7;
        }
        .footer h4 {
            color: #fff;
            font-size: 1rem;
            margin-bottom: 16px;
        }
        .footer ul li {
            margin-bottom: 10px;
        }
        .footer ul a {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.55);
            transition: var(--transition);
        }
        .footer ul a:hover {
            color: #fff;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 24px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.40);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.50);
        }
        .footer-bottom a:hover {
            color: #fff;
        }
        .footer-social {
            display: flex;
            gap: 12px;
        }
        .footer-social a {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.9rem;
            transition: var(--transition);
        }
        .footer-social a:hover {
            background: var(--accent);
            color: #fff;
        }

        /* ===== 动画 ===== */
        .fade-up {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.6s ease, transform 0.6s ease;
        }
        .fade-up.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .intro-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .intro-image img {
                height: 280px;
            }
            .features-grid {
                grid-template-columns: 1fr 1fr;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-inner {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 768px) {
            .nav-main {
                display: none;
            }
            .nav-toggle {
                display: block;
            }
            .mobile-menu {
                display: block;
            }
            .hero {
                min-height: 90vh;
            }
            .hero h1 {
                font-size: clamp(1.8rem, 8vw, 2.6rem);
            }
            .hero-stats {
                gap: 20px 32px;
                padding-top: 28px;
                margin-top: 32px;
            }
            .hero-stat .num {
                font-size: 1.5rem;
            }
            .section {
                padding: 56px 0;
            }
            .section-title {
                margin-bottom: 32px;
            }
            .category-grid,
            .news-grid {
                grid-template-columns: 1fr;
            }
            .features-grid {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .stat-card {
                padding: 24px 16px;
            }
            .stat-card .num {
                font-size: 1.6rem;
            }
            .intro-features {
                grid-template-columns: 1fr;
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .cta-content {
                padding: 40px 16px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .hero-content {
                padding: 20px 16px;
            }
            .hero-actions {
                flex-direction: column;
                align-items: center;
            }
            .btn {
                width: 100%;
                justify-content: center;
                padding: 12px 24px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .category-grid,
            .news-grid {
                grid-template-columns: 1fr;
            }
            .faq-question {
                padding: 14px 16px;
                font-size: 0.95rem;
            }
            .faq-answer {
                padding: 0 16px;
                font-size: 0.9rem;
            }
            .faq-item.active .faq-answer {
                padding: 0 16px 16px;
            }
            .feature-card {
                padding: 24px 20px;
            }
            .logo {
                font-size: 1.15rem;
            }
        }

        @media (min-width: 769px) {
            .mobile-menu {
                display: none !important;
            }
        }

/* roulang page: article */
/* ===== Design Variables ===== */
        :root {
            --primary: #d42a2a;
            --primary-dark: #b01e1e;
            --primary-light: #fce8e8;
            --accent: #f5a623;
            --accent-dark: #d4891a;
            --bg: #f8f9fc;
            --bg-card: #ffffff;
            --bg-dark: #1a1d23;
            --bg-dark-2: #23272f;
            --text: #1e2329;
            --text-light: #6b7280;
            --text-white: #f2f4f7;
            --border: #e5e7eb;
            --border-light: #f0f1f3;
            --radius: 12px;
            --radius-sm: 8px;
            --radius-lg: 20px;
            --shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
            --shadow-hover: 0 16px 48px rgba(0, 0, 0, 0.14);
            --shadow-glass: 0 4px 20px rgba(0, 0, 0, 0.06);
            --transition: 0.28s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --font: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
            --max-width: 1200px;
            --header-h: 72px;
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font);
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-top: var(--header-h);
        }

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

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

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

        button {
            cursor: pointer;
            background: none;
        }

        ul,
        ol {
            list-style: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.3;
            font-weight: 700;
            color: var(--text);
        }

        /* ===== Container ===== */
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== Header & Navigation ===== */
        .header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--header-h);
            background: rgba(26, 29, 35, 0.72);
            backdrop-filter: blur(18px) saturate(1.4);
            -webkit-backdrop-filter: blur(18px) saturate(1.4);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            transition: background var(--transition), box-shadow var(--transition);
        }

        .header.scrolled {
            background: rgba(26, 29, 35, 0.94);
            box-shadow: 0 2px 24px rgba(0, 0, 0, 0.30);
        }

        .header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--text-white);
            letter-spacing: -0.3px;
            white-space: nowrap;
        }
        .logo i {
            color: var(--accent);
            font-size: 1.5rem;
        }
        .logo:hover {
            color: var(--accent);
        }
        .logo span {
            background: linear-gradient(135deg, #f5a623, #f7c948);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .nav-main {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-main a {
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            color: rgba(255, 255, 255, 0.7);
            font-weight: 500;
            font-size: 0.95rem;
            transition: all var(--transition);
            position: relative;
        }
        .nav-main a:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.10);
        }
        .nav-main a.active {
            color: #fff;
            background: rgba(212, 42, 42, 0.55);
        }
        .nav-main a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--accent);
            border-radius: 4px;
        }
        .nav-main a.nav-cta {
            background: var(--primary);
            color: #fff;
            padding: 8px 22px;
            border-radius: 24px;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 6px;
            box-shadow: 0 4px 14px rgba(212, 42, 42, 0.30);
        }
        .nav-main a.nav-cta:hover {
            background: var(--primary-dark);
            box-shadow: 0 6px 24px rgba(212, 42, 42, 0.40);
            transform: translateY(-1px);
        }

        .nav-toggle {
            display: none;
            background: none;
            color: #fff;
            font-size: 1.6rem;
            padding: 4px 10px;
            border-radius: 6px;
            border: 1px solid rgba(255, 255, 255, 0.15);
            transition: background var(--transition);
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.08);
        }

        /* ===== Hero Banner (Article) ===== */
        .article-hero {
            position: relative;
            min-height: 340px;
            display: flex;
            align-items: flex-end;
            padding: 60px 0 40px;
            background: linear-gradient(135deg, #1a1d23 0%, #2d1f1f 50%, #1a1d23 100%);
            overflow: hidden;
        }
        .article-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            opacity: 0.25;
            mix-blend-mode: overlay;
        }
        .article-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(26, 29, 35, 0.92) 0%, rgba(26, 29, 35, 0.30) 100%);
        }
        .article-hero .container {
            position: relative;
            z-index: 2;
            width: 100%;
        }
        .article-hero .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.5);
            margin-bottom: 12px;
            flex-wrap: wrap;
        }
        .article-hero .breadcrumb a {
            color: rgba(255, 255, 255, 0.6);
        }
        .article-hero .breadcrumb a:hover {
            color: var(--accent);
        }
        .article-hero .breadcrumb span {
            color: rgba(255, 255, 255, 0.8);
        }
        .article-hero h1 {
            font-size: 2.4rem;
            font-weight: 800;
            color: #fff;
            max-width: 860px;
            line-height: 1.25;
            margin-bottom: 14px;
            text-shadow: 0 2px 20px rgba(0, 0, 0, 0.30);
        }
        .article-hero .meta {
            display: flex;
            align-items: center;
            gap: 20px;
            flex-wrap: wrap;
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.9rem;
        }
        .article-hero .meta .tag {
            background: var(--primary);
            padding: 2px 14px;
            border-radius: 20px;
            color: #fff;
            font-size: 0.8rem;
            font-weight: 600;
        }
        .article-hero .meta i {
            margin-right: 5px;
        }

        /* ===== Main Content ===== */
        .main-content {
            padding: 48px 0 64px;
        }
        .content-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 48px;
        }

        .article-body {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 40px 44px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
        }
        .article-body .content p {
            margin-bottom: 20px;
            font-size: 1.05rem;
            line-height: 1.85;
            color: #2c2f36;
        }
        .article-body .content h2 {
            font-size: 1.6rem;
            margin: 36px 0 16px;
            border-left: 4px solid var(--primary);
            padding-left: 16px;
        }
        .article-body .content h3 {
            font-size: 1.25rem;
            margin: 28px 0 12px;
        }
        .article-body .content ul,
        .article-body .content ol {
            margin: 16px 0 20px;
            padding-left: 24px;
        }
        .article-body .content ul li,
        .article-body .content ol li {
            margin-bottom: 8px;
            list-style: disc;
        }
        .article-body .content ol li {
            list-style: decimal;
        }
        .article-body .content img {
            border-radius: var(--radius-sm);
            margin: 24px 0;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
        }
        .article-body .content blockquote {
            border-left: 4px solid var(--accent);
            background: var(--primary-light);
            padding: 16px 24px;
            margin: 24px 0;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: var(--text);
            font-style: italic;
        }
        .article-body .content a {
            color: var(--primary);
            text-decoration: underline;
            text-underline-offset: 3px;
        }
        .article-body .content a:hover {
            color: var(--primary-dark);
        }

        .article-footer-bar {
            margin-top: 32px;
            padding-top: 24px;
            border-top: 1px solid var(--border);
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
        }
        .article-footer-bar .share-links a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--bg);
            color: var(--text-light);
            font-size: 1.1rem;
            transition: all var(--transition);
            margin-left: 6px;
        }
        .article-footer-bar .share-links a:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
        }
        .article-footer-bar .post-nav a {
            font-weight: 500;
            color: var(--text-light);
        }
        .article-footer-bar .post-nav a:hover {
            color: var(--primary);
        }

        /* ===== Sidebar ===== */
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 32px;
        }
        .sidebar-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 28px 24px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
        }
        .sidebar-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 18px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar-card h3 i {
            color: var(--primary);
        }
        .sidebar-card ul li {
            padding: 10px 0;
            border-bottom: 1px solid var(--border-light);
        }
        .sidebar-card ul li:last-child {
            border-bottom: none;
        }
        .sidebar-card ul li a {
            color: var(--text);
            font-weight: 500;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .sidebar-card ul li a:hover {
            color: var(--primary);
        }
        .sidebar-card ul li a span {
            color: var(--text-light);
            font-size: 0.85rem;
            font-weight: 400;
        }

        .sidebar-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .sidebar-tags a {
            background: var(--bg);
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 0.85rem;
            color: var(--text-light);
            border: 1px solid var(--border);
            transition: all var(--transition);
        }
        .sidebar-tags a:hover {
            background: var(--primary-light);
            color: var(--primary);
            border-color: var(--primary);
        }

        /* ===== Related Posts ===== */
        .related-section {
            padding: 48px 0 64px;
            background: var(--bg);
        }
        .related-section h2 {
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 32px;
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .related-section h2 i {
            color: var(--primary);
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 24px;
        }
        .related-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            overflow: hidden;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow);
            transition: all var(--transition);
        }
        .related-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .related-card .card-img {
            height: 180px;
            background: var(--bg-dark-2);
            position: relative;
            overflow: hidden;
        }
        .related-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .related-card:hover .card-img img {
            transform: scale(1.05);
        }
        .related-card .card-img .tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--primary);
            color: #fff;
            padding: 2px 14px;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 600;
        }
        .related-card .card-body {
            padding: 20px 22px;
        }
        .related-card .card-body h3 {
            font-size: 1.1rem;
            margin-bottom: 8px;
            font-weight: 700;
        }
        .related-card .card-body h3 a {
            color: var(--text);
        }
        .related-card .card-body h3 a:hover {
            color: var(--primary);
        }
        .related-card .card-body p {
            color: var(--text-light);
            font-size: 0.9rem;
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-card .card-body .meta {
            margin-top: 12px;
            font-size: 0.8rem;
            color: var(--text-light);
            display: flex;
            gap: 16px;
        }

        /* ===== FAQ ===== */
        .faq-section {
            padding: 56px 0 64px;
            background: var(--bg-dark);
            color: var(--text-white);
        }
        .faq-section .container {
            max-width: 860px;
        }
        .faq-section h2 {
            font-size: 1.8rem;
            font-weight: 700;
            text-align: center;
            margin-bottom: 12px;
            color: #fff;
        }
        .faq-section .subtitle {
            text-align: center;
            color: rgba(255, 255, 255, 0.5);
            margin-bottom: 36px;
        }
        .faq-item {
            background: rgba(255, 255, 255, 0.05);
            border-radius: var(--radius-sm);
            margin-bottom: 12px;
            border: 1px solid rgba(255, 255, 255, 0.06);
            overflow: hidden;
            transition: background var(--transition);
        }
        .faq-item:hover {
            background: rgba(255, 255, 255, 0.08);
        }
        .faq-item .faq-q {
            padding: 18px 24px;
            font-weight: 600;
            color: #fff;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            user-select: none;
        }
        .faq-item .faq-q i {
            transition: transform var(--transition);
            color: var(--accent);
        }
        .faq-item.active .faq-q i {
            transform: rotate(180deg);
        }
        .faq-item .faq-a {
            padding: 0 24px 18px;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.7;
            display: none;
        }
        .faq-item.active .faq-a {
            display: block;
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 56px 0 60px;
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            text-align: center;
            color: #fff;
        }
        .cta-section h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }
        .cta-section p {
            font-size: 1.05rem;
            opacity: 0.85;
            max-width: 600px;
            margin: 0 auto 28px;
        }
        .cta-section .btn-group {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .cta-section .btn {
            padding: 14px 36px;
            border-radius: 40px;
            font-weight: 700;
            font-size: 1rem;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }
        .cta-section .btn-primary {
            background: #fff;
            color: var(--primary);
        }
        .cta-section .btn-primary:hover {
            background: var(--accent);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.20);
        }
        .cta-section .btn-outline {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.40);
        }
        .cta-section .btn-outline:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.10);
            transform: translateY(-2px);
        }

        /* ===== Footer ===== */
        .footer {
            background: var(--bg-dark-2);
            color: rgba(255, 255, 255, 0.65);
            padding: 48px 0 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.04);
        }
        .footer .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }
        .footer-inner {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 40px;
            margin-bottom: 32px;
        }
        .footer-brand .logo {
            margin-bottom: 12px;
            font-size: 1.2rem;
        }
        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.5);
            max-width: 320px;
        }
        .footer h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.3px;
        }
        .footer ul li {
            margin-bottom: 8px;
        }
        .footer ul li a {
            color: rgba(255, 255, 255, 0.5);
            font-size: 0.9rem;
            transition: color var(--transition);
            display: inline-flex;
            align-items: center;
        }
        .footer ul li a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.35);
        }
        .footer-social {
            display: flex;
            gap: 12px;
        }
        .footer-social a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            color: rgba(255, 255, 255, 0.4);
            font-size: 1rem;
            transition: all var(--transition);
        }
        .footer-social a:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
        }

        /* ===== 404 / Not Found ===== */
        .not-found-box {
            text-align: center;
            padding: 80px 20px;
        }
        .not-found-box i {
            font-size: 4rem;
            color: var(--text-light);
            margin-bottom: 20px;
            display: block;
        }
        .not-found-box h2 {
            font-size: 2rem;
            margin-bottom: 12px;
        }
        .not-found-box p {
            color: var(--text-light);
            margin-bottom: 24px;
        }
        .not-found-box .btn {
            display: inline-block;
            padding: 12px 32px;
            background: var(--primary);
            color: #fff;
            border-radius: 40px;
            font-weight: 600;
            transition: all var(--transition);
        }
        .not-found-box .btn:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .content-layout {
                grid-template-columns: 1fr;
            }
            .footer-inner {
                grid-template-columns: 1fr 1fr;
            }
            .article-hero h1 {
                font-size: 2rem;
            }
        }

        @media (max-width: 768px) {
            :root {
                --header-h: 64px;
            }
            .nav-main {
                display: none;
                position: absolute;
                top: var(--header-h);
                left: 0;
                right: 0;
                background: rgba(26, 29, 35, 0.98);
                backdrop-filter: blur(18px);
                flex-direction: column;
                padding: 16px 20px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.06);
                box-shadow: 0 12px 40px rgba(0, 0, 0, 0.40);
            }
            .nav-main.open {
                display: flex;
            }
            .nav-main a {
                width: 100%;
                padding: 12px 16px;
                border-radius: 6px;
            }
            .nav-main a.nav-cta {
                width: auto;
                align-self: flex-start;
                margin-top: 4px;
            }
            .nav-toggle {
                display: block;
            }
            .article-hero {
                min-height: 260px;
                padding: 48px 0 32px;
            }
            .article-hero h1 {
                font-size: 1.6rem;
            }
            .article-body {
                padding: 24px 20px;
            }
            .article-body .content p {
                font-size: 1rem;
            }
            .related-grid {
                grid-template-columns: 1fr 1fr;
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .cta-section h2 {
                font-size: 1.4rem;
            }
            .faq-section h2 {
                font-size: 1.4rem;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .article-hero h1 {
                font-size: 1.3rem;
            }
            .article-hero .meta {
                font-size: 0.8rem;
                gap: 12px;
            }
            .article-body {
                padding: 16px 14px;
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
            .cta-section .btn {
                width: 100%;
                justify-content: center;
            }
            .logo {
                font-size: 1.1rem;
            }
            .logo i {
                font-size: 1.2rem;
            }
        }

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #e63946;
            --primary-dark: #c1121f;
            --primary-light: #ff6b6b;
            --secondary: #1d3557;
            --secondary-light: #2a4a7f;
            --accent: #f4a261;
            --accent-light: #f9c784;
            --bg-dark: #0b0f1a;
            --bg-body: #f8f9fc;
            --bg-card: #ffffff;
            --bg-glass: rgba(255, 255, 255, 0.08);
            --bg-glass-dark: rgba(0, 0, 0, 0.6);
            --text-primary: #1a1a2e;
            --text-secondary: #4a4a6a;
            --text-light: #8a8aaa;
            --text-white: #ffffff;
            --text-muted: #b0b0c8;
            --border-color: rgba(230, 230, 240, 0.5);
            --border-glass: rgba(255, 255, 255, 0.15);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 22px;
            --radius-xl: 30px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 6px 24px rgba(0, 0, 0, 0.07);
            --shadow-lg: 0 12px 48px rgba(0, 0, 0, 0.10);
            --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.15);
            --transition: 0.25s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
            --max-width: 1200px;
            --header-height: 72px;
            --nav-cta-bg: linear-gradient(135deg, #e63946, #ff6b6b);
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

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

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-body);
            color: var(--text-primary);
            line-height: 1.6;
            font-size: 16px;
            padding-top: var(--header-height);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }

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

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

        a:focus-visible {
            outline: 3px solid var(--primary-light);
            outline-offset: 2px;
            border-radius: 4px;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        ul {
            list-style: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.3;
            font-weight: 700;
            color: var(--text-primary);
        }

        h1 {
            font-size: clamp(2rem, 5vw, 3.2rem);
        }
        h2 {
            font-size: clamp(1.6rem, 3.5vw, 2.4rem);
        }
        h3 {
            font-size: clamp(1.2rem, 2.5vw, 1.6rem);
        }
        h4 {
            font-size: 1.1rem;
        }

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

        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: var(--header-height);
            z-index: 1000;
            background: rgba(11, 15, 26, 0.55);
            backdrop-filter: blur(18px) saturate(180%);
            -webkit-backdrop-filter: blur(18px) saturate(180%);
            border-bottom: 1px solid var(--border-glass);
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2);
            transition: background var(--transition), box-shadow var(--transition);
        }

        .site-header.scrolled {
            background: rgba(11, 15, 26, 0.88);
            box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.05), 0 8px 32px rgba(0, 0, 0, 0.4);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--text-white);
            letter-spacing: -0.3px;
            text-decoration: none;
            white-space: nowrap;
        }

        .logo i {
            color: var(--primary-light);
            font-size: 1.5rem;
        }

        .logo span {
            background: linear-gradient(135deg, #fff 60%, var(--primary-light));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .logo:hover span {
            background: linear-gradient(135deg, var(--primary-light), #fff);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .nav-main {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .nav-main a {
            padding: 8px 18px;
            border-radius: 30px;
            font-size: 0.9rem;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.75);
            text-decoration: none;
            transition: all var(--transition);
            position: relative;
            letter-spacing: 0.2px;
        }

        .nav-main a:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.08);
        }

        .nav-main a.active {
            color: #fff;
            background: rgba(230, 57, 70, 0.7);
            box-shadow: 0 0 20px rgba(230, 57, 70, 0.2);
        }

        .nav-main a.active::after {
            display: none;
        }

        .nav-main a.nav-cta {
            background: var(--nav-cta-bg);
            color: #fff;
            padding: 8px 22px;
            font-weight: 600;
            box-shadow: 0 4px 16px rgba(230, 57, 70, 0.3);
        }

        .nav-main a.nav-cta:hover {
            transform: translateY(-2px) scale(1.02);
            box-shadow: 0 8px 28px rgba(230, 57, 70, 0.4);
        }

        .nav-main a.nav-cta i {
            margin-right: 6px;
        }

        /* ===== 移动端菜单 ===== */
        .menu-toggle {
            display: none;
            color: #fff;
            font-size: 1.6rem;
            padding: 6px 10px;
            border-radius: 8px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.08);
        }

        @media (max-width: 768px) {
            .menu-toggle {
                display: block;
            }

            .nav-main {
                position: fixed;
                top: var(--header-height);
                left: 0;
                width: 100%;
                flex-direction: column;
                background: rgba(11, 15, 26, 0.96);
                backdrop-filter: blur(20px);
                padding: 20px 24px 28px;
                gap: 6px;
                border-bottom: 1px solid var(--border-glass);
                transform: translateY(-120%);
                opacity: 0;
                transition: all 0.35s cubic-bezier(0.22, 1, 0.36, 1);
                pointer-events: none;
                border-radius: 0 0 20px 20px;
            }

            .nav-main.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }

            .nav-main a {
                padding: 12px 20px;
                font-size: 1rem;
                width: 100%;
                border-radius: 12px;
                color: rgba(255, 255, 255, 0.8);
            }

            .nav-main a.active {
                background: rgba(230, 57, 70, 0.5);
            }

            .nav-main a.nav-cta {
                margin-top: 6px;
                text-align: center;
            }
        }

        @media (min-width: 769px) {
            .nav-main {
                display: flex !important;
                opacity: 1 !important;
                pointer-events: auto !important;
                transform: none !important;
                position: static !important;
                background: none !important;
                padding: 0 !important;
                border: none !important;
                width: auto !important;
                flex-direction: row !important;
            }
        }

        /* ===== Hero / Banner ===== */
        .category-hero {
            position: relative;
            min-height: 420px;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            background: var(--bg-dark);
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center 30%;
            background-repeat: no-repeat;
            overflow: hidden;
            isolation: isolate;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(11, 15, 26, 0.75) 30%, rgba(230, 57, 70, 0.35) 100%);
            z-index: 1;
        }

        .category-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 50%, rgba(230, 57, 70, 0.15) 0%, transparent 70%);
            z-index: 0;
        }

        .category-hero .hero-content {
            position: relative;
            z-index: 2;
            padding: 60px 24px;
            max-width: 800px;
        }

        .category-hero .hero-badge {
            display: inline-block;
            background: rgba(230, 57, 70, 0.7);
            backdrop-filter: blur(6px);
            color: #fff;
            padding: 6px 20px;
            border-radius: 30px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.5px;
            margin-bottom: 20px;
            border: 1px solid rgba(255, 255, 255, 0.15);
        }

        .category-hero h1 {
            color: #fff;
            font-size: clamp(2.2rem, 5.5vw, 3.6rem);
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 16px;
            text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
        }

        .category-hero h1 span {
            background: linear-gradient(135deg, var(--primary-light), var(--accent-light));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .category-hero p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 1.1rem;
            max-width: 640px;
            margin: 0 auto 28px;
            line-height: 1.7;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            justify-content: center;
        }

        .hero-actions .btn-primary {
            background: var(--nav-cta-bg);
            color: #fff;
            padding: 14px 34px;
            border-radius: 40px;
            font-weight: 600;
            font-size: 0.95rem;
            box-shadow: 0 8px 28px rgba(230, 57, 70, 0.35);
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            border: none;
        }

        .hero-actions .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 14px 40px rgba(230, 57, 70, 0.45);
        }

        .hero-actions .btn-outline {
            background: transparent;
            color: #fff;
            padding: 13px 32px;
            border-radius: 40px;
            font-weight: 500;
            font-size: 0.95rem;
            border: 1.5px solid rgba(255, 255, 255, 0.3);
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .hero-actions .btn-outline:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(255, 255, 255, 0.6);
            transform: translateY(-2px);
        }

        @media (max-width: 768px) {
            .category-hero {
                min-height: 340px;
            }
            .category-hero .hero-content {
                padding: 40px 16px;
            }
            .hero-actions .btn-primary,
            .hero-actions .btn-outline {
                padding: 12px 24px;
                font-size: 0.9rem;
            }
        }

        @media (max-width: 520px) {
            .category-hero {
                min-height: 300px;
            }
            .category-hero h1 {
                font-size: 1.8rem;
            }
            .category-hero p {
                font-size: 0.95rem;
            }
            .hero-actions {
                flex-direction: column;
                align-items: center;
            }
            .hero-actions .btn-primary,
            .hero-actions .btn-outline {
                width: 100%;
                justify-content: center;
            }
        }

        /* ===== 板块通用 ===== */
        .section {
            padding: 80px 0;
        }

        .section-header {
            text-align: center;
            margin-bottom: 52px;
        }

        .section-header h2 {
            margin-bottom: 12px;
            position: relative;
            display: inline-block;
        }

        .section-header h2::after {
            content: '';
            display: block;
            width: 50px;
            height: 4px;
            background: var(--nav-cta-bg);
            border-radius: 4px;
            margin: 14px auto 0;
        }

        .section-header p {
            color: var(--text-secondary);
            font-size: 1.05rem;
            max-width: 600px;
            margin: 12px auto 0;
            line-height: 1.7;
        }

        .section-subtitle {
            display: inline-block;
            background: rgba(230, 57, 70, 0.08);
            color: var(--primary);
            padding: 4px 16px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.5px;
            text-transform: uppercase;
            margin-bottom: 12px;
        }

        @media (max-width: 768px) {
            .section {
                padding: 56px 0;
            }
            .section-header {
                margin-bottom: 36px;
            }
        }

        /* ===== 热门赛事卡片 ===== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 28px;
        }

        .event-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            border: 1px solid var(--border-color);
            display: flex;
            flex-direction: column;
        }

        .event-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(230, 57, 70, 0.15);
        }

        .event-card .card-image {
            position: relative;
            aspect-ratio: 16/10;
            overflow: hidden;
            background: var(--bg-dark);
        }

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

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

        .event-card .card-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            background: var(--primary);
            color: #fff;
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 0.72rem;
            font-weight: 600;
            letter-spacing: 0.3px;
            backdrop-filter: blur(4px);
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
        }

        .event-card .card-tag.hot {
            background: linear-gradient(135deg, #e63946, #ff6b6b);
        }

        .event-card .card-tag.live {
            background: linear-gradient(135deg, #00b894, #00cec9);
        }

        .event-card .card-body {
            padding: 22px 24px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .event-card .card-body h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text-primary);
            line-height: 1.4;
        }

        .event-card .card-body p {
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.6;
            margin-bottom: 16px;
            flex: 1;
        }

        .event-card .card-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 0.8rem;
            color: var(--text-light);
            border-top: 1px solid var(--border-color);
            padding-top: 14px;
            margin-top: auto;
        }

        .event-card .card-meta i {
            margin-right: 4px;
            font-size: 0.75rem;
        }

        .event-card .card-meta .meta-item {
            display: flex;
            align-items: center;
        }

        @media (max-width: 520px) {
            .card-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .event-card .card-body {
                padding: 18px 18px 20px;
            }
        }

        /* ===== 数据分析区块 ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 24px;
        }

        .stat-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 32px 20px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
            transition: all var(--transition);
        }

        .stat-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: rgba(230, 57, 70, 0.1);
        }

        .stat-card .stat-number {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
            margin-bottom: 6px;
        }

        .stat-card .stat-number .unit {
            font-size: 1.2rem;
            font-weight: 600;
            color: var(--text-light);
        }

        .stat-card .stat-label {
            color: var(--text-secondary);
            font-size: 0.9rem;
            font-weight: 500;
        }

        .stat-card .stat-icon {
            font-size: 2rem;
            color: var(--primary-light);
            margin-bottom: 12px;
            opacity: 0.7;
        }

        /* ===== 时间线/赛事日历 ===== */
        .timeline {
            position: relative;
            padding: 0 0 0 40px;
        }

        .timeline::before {
            content: '';
            position: absolute;
            left: 14px;
            top: 0;
            bottom: 0;
            width: 3px;
            background: linear-gradient(180deg, var(--primary), var(--accent));
            border-radius: 4px;
        }

        .timeline-item {
            position: relative;
            margin-bottom: 36px;
            padding-left: 20px;
        }

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

        .timeline-item::before {
            content: '';
            position: absolute;
            left: -30px;
            top: 6px;
            width: 14px;
            height: 14px;
            background: var(--primary);
            border-radius: 50%;
            border: 3px solid var(--bg-body);
            box-shadow: 0 0 0 3px var(--primary-light);
        }

        .timeline-item .tl-date {
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--primary);
            text-transform: uppercase;
            letter-spacing: 0.5px;
            margin-bottom: 4px;
        }

        .timeline-item h4 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 4px;
        }

        .timeline-item p {
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.6;
        }

        .timeline-item .tl-badge {
            display: inline-block;
            background: rgba(230, 57, 70, 0.08);
            color: var(--primary);
            padding: 2px 12px;
            border-radius: 12px;
            font-size: 0.7rem;
            font-weight: 600;
            margin-top: 6px;
        }

        @media (max-width: 520px) {
            .timeline {
                padding-left: 28px;
            }
            .timeline::before {
                left: 8px;
            }
            .timeline-item::before {
                left: -22px;
                width: 12px;
                height: 12px;
            }
            .timeline-item {
                padding-left: 12px;
            }
        }

        /* ===== 赛事分类标签 ===== */
        .tags-cloud {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 12px;
            margin-top: 8px;
        }

        .tag-item {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 24px;
            background: var(--bg-card);
            border-radius: 40px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }

        .tag-item:hover {
            color: var(--primary);
            border-color: var(--primary);
            background: rgba(230, 57, 70, 0.04);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

        .tag-item i {
            color: var(--primary-light);
            font-size: 1rem;
        }

        .tag-item.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            box-shadow: 0 4px 16px rgba(230, 57, 70, 0.25);
        }

        .tag-item.active i {
            color: #fff;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-color);
            overflow: hidden;
            transition: all var(--transition);
            box-shadow: var(--shadow-sm);
        }

        .faq-item:hover {
            border-color: rgba(230, 57, 70, 0.1);
            box-shadow: var(--shadow-md);
        }

        .faq-question {
            padding: 20px 24px;
            font-size: 1rem;
            font-weight: 600;
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            color: var(--text-primary);
            transition: color var(--transition);
            gap: 16px;
        }

        .faq-question:hover {
            color: var(--primary);
        }

        .faq-question i {
            font-size: 1.2rem;
            color: var(--primary-light);
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }

        .faq-item.open .faq-question i {
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 24px;
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.7;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 24px 22px;
        }

        @media (max-width: 520px) {
            .faq-question {
                padding: 16px 18px;
                font-size: 0.95rem;
            }
            .faq-item.open .faq-answer {
                padding: 0 18px 18px;
            }
        }

        /* ===== CTA ===== */
        .cta-section {
            background: var(--bg-dark);
            background-image: url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            position: relative;
            isolation: isolate;
            padding: 80px 0;
            text-align: center;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(11, 15, 26, 0.8) 40%, rgba(230, 57, 70, 0.3) 100%);
            z-index: 1;
        }

        .cta-section .container {
            position: relative;
            z-index: 2;
        }

        .cta-section h2 {
            color: #fff;
            font-size: clamp(1.8rem, 4vw, 2.6rem);
            margin-bottom: 14px;
        }

        .cta-section p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 1.05rem;
            max-width: 600px;
            margin: 0 auto 28px;
            line-height: 1.7;
        }

        .cta-form {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 12px;
            max-width: 540px;
            margin: 0 auto;
        }

        .cta-form input[type="email"] {
            flex: 1;
            min-width: 200px;
            padding: 14px 22px;
            border-radius: 40px;
            border: 1.5px solid rgba(255, 255, 255, 0.2);
            background: rgba(255, 255, 255, 0.08);
            backdrop-filter: blur(6px);
            color: #fff;
            font-size: 0.95rem;
            outline: none;
            transition: all var(--transition);
        }

        .cta-form input[type="email"]::placeholder {
            color: rgba(255, 255, 255, 0.5);
        }

        .cta-form input[type="email"]:focus {
            border-color: var(--primary-light);
            background: rgba(255, 255, 255, 0.14);
            box-shadow: 0 0 0 4px rgba(230, 57, 70, 0.15);
        }

        .cta-form button {
            padding: 14px 36px;
            border-radius: 40px;
            background: var(--nav-cta-bg);
            color: #fff;
            font-weight: 600;
            font-size: 0.95rem;
            border: none;
            box-shadow: 0 6px 24px rgba(230, 57, 70, 0.3);
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }

        .cta-form button:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 36px rgba(230, 57, 70, 0.4);
        }

        .cta-note {
            margin-top: 16px;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.4);
        }

        @media (max-width: 520px) {
            .cta-section {
                padding: 56px 0;
            }
            .cta-form {
                flex-direction: column;
            }
            .cta-form input[type="email"],
            .cta-form button {
                width: 100%;
            }
        }

        /* ===== 页脚 ===== */
        .footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 60px 0 0;
            border-top: 1px solid rgba(255, 255, 255, 0.04);
        }

        .footer-inner {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }

        .footer-brand .logo {
            font-size: 1.2rem;
            margin-bottom: 14px;
            display: inline-flex;
        }

        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.55);
            margin-top: 10px;
            max-width: 360px;
        }

        .footer h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 18px;
            letter-spacing: 0.3px;
        }

        .footer ul li {
            margin-bottom: 10px;
        }

        .footer ul li a {
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.9rem;
            text-decoration: none;
            transition: color var(--transition);
            display: inline-flex;
            align-items: center;
        }

        .footer ul li a:hover {
            color: var(--primary-light);
        }

        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 24px 0;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.35);
        }

        .footer-social {
            display: flex;
            gap: 14px;
        }

        .footer-social a {
            color: rgba(255, 255, 255, 0.35);
            font-size: 1.2rem;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.04);
        }

        .footer-social a:hover {
            color: #fff;
            background: rgba(230, 57, 70, 0.25);
            transform: translateY(-2px);
        }

        @media (max-width: 768px) {
            .footer-inner {
                grid-template-columns: 1fr 1fr;
                gap: 32px 24px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        @media (max-width: 520px) {
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 28px;
            }
        }

        /* ===== 辅助 ===== */
        .text-center {
            text-align: center;
        }
        .mt-8 {
            margin-top: 8px;
        }
        .mt-16 {
            margin-top: 16px;
        }
        .mt-24 {
            margin-top: 24px;
        }
        .mt-32 {
            margin-top: 32px;
        }
        .mb-16 {
            margin-bottom: 16px;
        }
        .mb-24 {
            margin-bottom: 24px;
        }
        .gap-12 {
            gap: 12px;
        }
        .flex-center {
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .flex-wrap {
            display: flex;
            flex-wrap: wrap;
        }

        /* ===== 滚动加载动画 ===== */
        .fade-up {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.6s ease, transform 0.6s ease;
        }

        .fade-up.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* ===== 分类页特有 ===== */
        .category-featured {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            display: grid;
            grid-template-columns: 1fr 1fr;
            border: 1px solid var(--border-color);
        }

        .category-featured .featured-image {
            min-height: 320px;
            background: var(--bg-dark);
            overflow: hidden;
        }

        .category-featured .featured-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .category-featured .featured-content {
            padding: 36px 40px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .category-featured .featured-content .featured-tag {
            display: inline-block;
            background: rgba(230, 57, 70, 0.08);
            color: var(--primary);
            padding: 4px 16px;
            border-radius: 20px;
            font-size: 0.72rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            margin-bottom: 14px;
            width: fit-content;
        }

        .category-featured .featured-content h3 {
            font-size: 1.4rem;
            font-weight: 700;
            margin-bottom: 12px;
            line-height: 1.4;
        }

        .category-featured .featured-content p {
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.7;
            margin-bottom: 20px;
        }

        .category-featured .featured-content .btn-text {
            color: var(--primary);
            font-weight: 600;
            font-size: 0.9rem;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: gap var(--transition);
        }

        .category-featured .featured-content .btn-text:hover {
            gap: 14px;
        }

        @media (max-width: 768px) {
            .category-featured {
                grid-template-columns: 1fr;
            }
            .category-featured .featured-image {
                min-height: 220px;
            }
            .category-featured .featured-content {
                padding: 28px 24px;
            }
        }

        @media (max-width: 520px) {
            .category-featured .featured-content h3 {
                font-size: 1.2rem;
            }
        }

        /* ===== 深度解析列表 ===== */
        .insight-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
            max-width: 800px;
            margin: 0 auto;
        }

        .insight-item {
            display: flex;
            gap: 24px;
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 24px 28px;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            align-items: flex-start;
        }

        .insight-item:hover {
            transform: translateX(4px);
            box-shadow: var(--shadow-md);
            border-color: rgba(230, 57, 70, 0.1);
        }

        .insight-item .insight-icon {
            flex-shrink: 0;
            width: 48px;
            height: 48px;
            border-radius: 14px;
            background: rgba(230, 57, 70, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--primary);
        }

        .insight-item .insight-body h4 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 4px;
        }

        .insight-item .insight-body p {
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.6;
        }

        .insight-item .insight-body .insight-meta {
            display: flex;
            gap: 16px;
            margin-top: 8px;
            font-size: 0.78rem;
            color: var(--text-light);
        }

        .insight-item .insight-body .insight-meta i {
            margin-right: 4px;
        }

        @media (max-width: 520px) {
            .insight-item {
                flex-direction: column;
                padding: 18px 20px;
                gap: 12px;
            }
            .insight-item .insight-icon {
                width: 40px;
                height: 40px;
                font-size: 1.1rem;
            }
        }

        /* ===== 分页 ===== */
        .pagination {
            display: flex;
            justify-content: center;
            gap: 8px;
            margin-top: 48px;
            flex-wrap: wrap;
        }

        .pagination a,
        .pagination span {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 44px;
            height: 44px;
            border-radius: 12px;
            font-size: 0.9rem;
            font-weight: 500;
            background: var(--bg-card);
            color: var(--text-secondary);
            border: 1px solid var(--border-color);
            transition: all var(--transition);
            padding: 0 14px;
        }

        .pagination a:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: rgba(230, 57, 70, 0.04);
        }

        .pagination .active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            box-shadow: 0 4px 16px rgba(230, 57, 70, 0.2);
        }

        .pagination .disabled {
            opacity: 0.4;
            pointer-events: none;
        }

        /* ===== 响应式微调 ===== */
        @media (max-width: 1024px) {
            .card-grid {
                grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            }
            .stats-grid {
                grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
            }
        }

        @media (max-width: 768px) {
            :root {
                --header-height: 64px;
            }
            .header-inner {
                padding: 0 16px;
            }
            .logo {
                font-size: 1.15rem;
            }
            .logo i {
                font-size: 1.3rem;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .stat-card {
                padding: 24px 16px;
            }
            .stat-card .stat-number {
                font-size: 2.2rem;
            }
        }

        @media (max-width: 520px) {
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-card {
                padding: 20px 12px;
            }
            .stat-card .stat-number {
                font-size: 1.8rem;
            }
            .tags-cloud {
                gap: 8px;
            }
            .tag-item {
                padding: 8px 16px;
                font-size: 0.8rem;
            }
            .insight-item .insight-body h4 {
                font-size: 0.95rem;
            }
        }