/* roulang page: index */
/* ===== 设计变量 ===== */
        :root {
            --primary: #6C5CE7;
            --primary-dark: #5A4BD1;
            --primary-light: #A29BFE;
            --secondary: #FD79A8;
            --secondary-dark: #E84393;
            --accent: #FDCB6E;
            --bg: #F8F9FA;
            --bg-card: #FFFFFF;
            --bg-dark: #2D3436;
            --bg-hero-overlay: rgba(44, 54, 57, 0.65);
            --text: #2D3436;
            --text-light: #636E72;
            --text-white: #FFFFFF;
            --border: #E0E0E0;
            --radius: 16px;
            --radius-sm: 8px;
            --radius-lg: 24px;
            --shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
            --shadow-hover: 0 16px 48px rgba(0, 0, 0, 0.14);
            --shadow-btn: 0 4px 16px rgba(108, 92, 231, 0.35);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            --max-width: 1200px;
            --nav-height: 72px;
            --gap: 32px;
            --gap-sm: 16px;
            --section-padding: 80px 0;
        }

        /* ===== Reset / Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
        }
        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;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
        }
        button,
        input,
        textarea {
            font-family: inherit;
            font-size: 1rem;
            border: none;
            outline: none;
            transition: var(--transition);
        }
        button {
            cursor: pointer;
            background: none;
        }
        ul,
        ol {
            list-style: none;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.25;
            font-weight: 700;
            color: var(--text);
        }
        h1 {
            font-size: clamp(2.2rem, 5vw, 3.6rem);
        }
        h2 {
            font-size: clamp(1.6rem, 3.2vw, 2.4rem);
            margin-bottom: 12px;
        }
        h3 {
            font-size: clamp(1.2rem, 2vw, 1.6rem);
        }
        p {
            margin-bottom: 12px;
            color: var(--text-light);
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 32px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.95rem;
            transition: var(--transition);
            border: 2px solid transparent;
        }
        .btn-primary {
            background: var(--primary);
            color: var(--text-white);
            box-shadow: var(--shadow-btn);
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(108, 92, 231, 0.45);
            color: var(--text-white);
        }
        .btn-secondary {
            background: transparent;
            color: var(--text-white);
            border-color: rgba(255, 255, 255, 0.4);
        }
        .btn-secondary:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: rgba(255, 255, 255, 0.7);
            color: var(--text-white);
        }
        .btn-outline {
            background: transparent;
            color: var(--primary);
            border-color: var(--primary);
        }
        .btn-outline:hover {
            background: var(--primary);
            color: var(--text-white);
            transform: translateY(-2px);
        }
        .btn-sm {
            padding: 8px 20px;
            font-size: 0.85rem;
        }
        .btn-lg {
            padding: 16px 44px;
            font-size: 1.05rem;
        }

        /* ===== 标签 / 徽章 ===== */
        .badge {
            display: inline-block;
            padding: 4px 14px;
            border-radius: 50px;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.3px;
        }
        .badge-primary {
            background: var(--primary-light);
            color: var(--primary-dark);
        }
        .badge-hot {
            background: #FFEAA7;
            color: #B7950B;
        }
        .badge-new {
            background: #D7BDE2;
            color: #6C3483;
        }
        .badge-accent {
            background: var(--accent);
            color: #6D4C00;
        }

        /* ===== 导航 ===== */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: var(--nav-height);
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(0, 0, 0, 0.05);
            z-index: 1000;
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.04);
        }
        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(--primary);
            letter-spacing: -0.5px;
        }
        .logo i {
            font-size: 1.6rem;
            color: var(--secondary);
        }
        .logo span {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .logo:hover {
            opacity: 0.85;
        }
        nav {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        nav a {
            padding: 8px 18px;
            border-radius: 50px;
            font-weight: 500;
            font-size: 0.92rem;
            color: var(--text);
            transition: var(--transition);
            position: relative;
        }
        nav a:hover {
            background: rgba(108, 92, 231, 0.08);
            color: var(--primary);
        }
        nav a.active {
            background: var(--primary);
            color: var(--text-white);
            box-shadow: 0 4px 12px rgba(108, 92, 231, 0.25);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 14px;
        }
        .search-box {
            display: flex;
            align-items: center;
            background: var(--bg);
            border-radius: 50px;
            padding: 0 16px;
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .search-box:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(108, 92, 231, 0.15);
        }
        .search-box input {
            background: transparent;
            padding: 9px 6px;
            width: 160px;
            font-size: 0.88rem;
            color: var(--text);
        }
        .search-box input::placeholder {
            color: var(--text-light);
            opacity: 0.7;
        }
        .search-box i {
            color: var(--text-light);
            font-size: 0.9rem;
        }
        .nav-cta {
            padding: 10px 26px;
            border-radius: 50px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: var(--text-white);
            font-weight: 600;
            font-size: 0.9rem;
            box-shadow: 0 4px 16px rgba(108, 92, 231, 0.3);
            transition: var(--transition);
            border: none;
        }
        .nav-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(108, 92, 231, 0.45);
            color: var(--text-white);
        }
        .menu-toggle {
            display: none;
            font-size: 1.5rem;
            color: var(--text);
            padding: 6px;
            background: none;
            border: none;
            cursor: pointer;
        }

        /* ===== Hero ===== */
        .hero {
            min-height: 88vh;
            display: flex;
            align-items: center;
            background: linear-gradient(135deg, #2D3436 0%, #1A1A2E 100%);
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            position: relative;
            margin-top: var(--nav-height);
            overflow: hidden;
        }
        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: var(--bg-hero-overlay);
            z-index: 1;
        }
        .hero::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 100%;
            height: 120px;
            background: linear-gradient(to top, var(--bg), transparent);
            z-index: 2;
            pointer-events: none;
        }
        .hero .container {
            position: relative;
            z-index: 3;
            text-align: center;
            padding: 60px 24px 100px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.12);
            backdrop-filter: blur(8px);
            padding: 8px 24px;
            border-radius: 50px;
            color: var(--text-white);
            font-size: 0.88rem;
            font-weight: 500;
            margin-bottom: 28px;
            border: 1px solid rgba(255, 255, 255, 0.15);
        }
        .hero-badge i {
            color: var(--accent);
        }
        .hero h1 {
            color: var(--text-white);
            margin-bottom: 18px;
            max-width: 800px;
            margin-left: auto;
            margin-right: auto;
        }
        .hero h1 span {
            background: linear-gradient(135deg, var(--accent), var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 1.15rem;
            max-width: 640px;
            margin: 0 auto 36px;
            line-height: 1.8;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 16px;
        }
        .hero-stats {
            display: flex;
            justify-content: center;
            gap: 48px;
            margin-top: 52px;
            flex-wrap: wrap;
        }
        .hero-stat {
            text-align: center;
            color: var(--text-white);
        }
        .hero-stat .num {
            font-size: 2.2rem;
            font-weight: 800;
            background: linear-gradient(135deg, var(--accent), #FFF);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero-stat .label {
            font-size: 0.9rem;
            opacity: 0.75;
            margin-top: 2px;
        }

        /* ===== 板块通用 ===== */
        .section {
            padding: var(--section-padding);
        }
        .section-bg {
            background: var(--bg-card);
        }
        .section-dark {
            background: var(--bg-dark);
            color: var(--text-white);
        }
        .section-dark h2,
        .section-dark h3,
        .section-dark p {
            color: var(--text-white);
        }
        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-header .subtitle {
            color: var(--primary);
            font-weight: 600;
            font-size: 0.95rem;
            text-transform: uppercase;
            letter-spacing: 2px;
            margin-bottom: 8px;
            display: block;
        }
        .section-header p {
            max-width: 560px;
            margin: 8px auto 0;
            font-size: 1.05rem;
        }
        .section-divider {
            width: 60px;
            height: 4px;
            border-radius: 4px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            margin: 16px auto 0;
        }

        /* ===== 卡片网格 ===== */
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--gap);
        }
        .grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--gap);
        }
        .grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: var(--gap);
        }

        /* ===== 卡片 ===== */
        .card {
            background: var(--bg-card);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
            border: 1px solid rgba(0, 0, 0, 0.04);
        }
        .card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
        }
        .card-img {
            width: 100%;
            aspect-ratio: 16/10;
            object-fit: cover;
            display: block;
            transition: var(--transition);
        }
        .card:hover .card-img {
            transform: scale(1.03);
        }
        .card-body {
            padding: 22px 24px 26px;
        }
        .card-body .badge {
            margin-bottom: 10px;
        }
        .card-body h3 {
            margin-bottom: 8px;
            font-size: 1.15rem;
        }
        .card-body h3 a {
            color: var(--text);
        }
        .card-body h3 a:hover {
            color: var(--primary);
        }
        .card-body p {
            font-size: 0.92rem;
            margin-bottom: 14px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .card-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 0.83rem;
            color: var(--text-light);
            padding-top: 12px;
            border-top: 1px solid var(--border);
        }
        .card-meta i {
            margin-right: 4px;
        }
        .card-link {
            text-decoration: none;
            color: inherit;
            display: block;
        }

        /* ===== 分类入口 ===== */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .category-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 32px 20px;
            text-align: center;
            box-shadow: var(--shadow);
            transition: var(--transition);
            border: 1px solid rgba(0, 0, 0, 0.04);
            cursor: pointer;
        }
        .category-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
        }
        .category-card .icon {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 1.6rem;
            color: var(--text-white);
            background: linear-gradient(135deg, var(--primary), var(--secondary));
        }
        .category-card h4 {
            font-size: 1.05rem;
            margin-bottom: 4px;
        }
        .category-card p {
            font-size: 0.85rem;
            color: var(--text-light);
            margin: 0;
        }
        .category-card .count {
            display: inline-block;
            margin-top: 10px;
            font-size: 0.78rem;
            color: var(--text-light);
            background: var(--bg);
            padding: 2px 14px;
            border-radius: 50px;
        }

        /* ===== 最新资讯列表 ===== */
        .news-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }
        .news-item {
            display: flex;
            gap: 18px;
            background: var(--bg-card);
            border-radius: var(--radius-sm);
            padding: 18px 20px;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
            transition: var(--transition);
            border: 1px solid rgba(0, 0, 0, 0.03);
        }
        .news-item:hover {
            box-shadow: var(--shadow);
            transform: translateY(-2px);
        }
        .news-item .thumb {
            width: 90px;
            height: 90px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
            background: var(--border);
        }
        .news-item .info {
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .news-item .info h4 {
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 6px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-item .info h4 a {
            color: var(--text);
        }
        .news-item .info h4 a:hover {
            color: var(--primary);
        }
        .news-item .info .meta {
            font-size: 0.82rem;
            color: var(--text-light);
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .news-item .info .meta .tag {
            color: var(--primary);
            font-weight: 500;
        }

        /* ===== 数据 / 流程 ===== */
        .steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            counter-reset: step;
        }
        .step-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 32px 22px;
            text-align: center;
            box-shadow: var(--shadow);
            position: relative;
            border: 1px solid rgba(0, 0, 0, 0.04);
            transition: var(--transition);
        }
        .step-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .step-card .step-num {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: var(--text-white);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.1rem;
            margin: 0 auto 16px;
        }
        .step-card h4 {
            font-size: 1.05rem;
            margin-bottom: 6px;
        }
        .step-card p {
            font-size: 0.88rem;
            margin: 0;
        }

        /* ===== FAQ ===== */
        .faq-grid {
            max-width: 780px;
            margin: 0 auto;
            display: grid;
            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(--primary-light);
        }
        .faq-question {
            padding: 18px 24px;
            font-weight: 600;
            font-size: 1rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            background: none;
            width: 100%;
            text-align: left;
            color: var(--text);
            gap: 12px;
            border: none;
        }
        .faq-question i {
            color: var(--primary);
            transition: var(--transition);
            flex-shrink: 0;
        }
        .faq-item.active .faq-question i {
            transform: rotate(180deg);
        }
        .faq-answer {
            padding: 0 24px 18px;
            font-size: 0.93rem;
            color: var(--text-light);
            display: none;
            line-height: 1.7;
        }
        .faq-item.active .faq-answer {
            display: block;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary), #4A3B8F);
            padding: 72px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center/cover;
            opacity: 0.12;
            pointer-events: none;
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
        }
        .cta-section h2 {
            color: var(--text-white);
            margin-bottom: 12px;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.8);
            max-width: 520px;
            margin: 0 auto 32px;
            font-size: 1.05rem;
        }
        .cta-section .btn-primary {
            background: var(--text-white);
            color: var(--primary);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
        }
        .cta-section .btn-primary:hover {
            background: var(--accent);
            color: var(--text);
            transform: translateY(-3px);
        }

        /* ===== 页脚 ===== */
        footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 56px 0 32px;
        }
        footer .container {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
        }
        footer .brand-footer .logo {
            color: var(--text-white);
            margin-bottom: 12px;
        }
        footer .brand-footer p {
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.55);
            max-width: 320px;
            margin-bottom: 16px;
        }
        footer .social-links {
            display: flex;
            gap: 12px;
        }
        footer .social-links a {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, 0.6);
            transition: var(--transition);
        }
        footer .social-links a:hover {
            background: var(--primary);
            color: var(--text-white);
            transform: translateY(-2px);
        }
        footer h4 {
            color: var(--text-white);
            font-size: 1rem;
            margin-bottom: 16px;
            font-weight: 600;
        }
        footer ul li {
            margin-bottom: 8px;
        }
        footer ul li a {
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.88rem;
            transition: var(--transition);
        }
        footer ul li a:hover {
            color: var(--accent);
            padding-left: 4px;
        }
        .footer-bottom {
            grid-column: 1 / -1;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 24px;
            margin-top: 20px;
            text-align: center;
            font-size: 0.84rem;
            color: rgba(255, 255, 255, 0.4);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }
            .category-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps {
                grid-template-columns: repeat(2, 1fr);
            }
            footer .container {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            :root {
                --nav-height: 64px;
                --gap: 20px;
                --section-padding: 56px 0;
            }
            .menu-toggle {
                display: block;
            }
            nav {
                position: fixed;
                top: var(--nav-height);
                left: 0;
                width: 100%;
                background: rgba(255, 255, 255, 0.98);
                backdrop-filter: blur(18px);
                flex-direction: column;
                padding: 16px 24px;
                gap: 4px;
                box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
                transform: translateY(-120%);
                opacity: 0;
                pointer-events: none;
                transition: var(--transition);
                border-bottom: 1px solid var(--border);
            }
            nav.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }
            nav a {
                width: 100%;
                padding: 12px 16px;
                font-size: 1rem;
            }
            .nav-actions {
                display: none;
            }
            .nav-actions.mobile-visible {
                display: flex;
                flex-direction: column;
                width: 100%;
                gap: 10px;
                margin-top: 8px;
            }
            .nav-actions.mobile-visible .search-box {
                width: 100%;
            }
            .nav-actions.mobile-visible .search-box input {
                width: 100%;
            }
            .nav-actions.mobile-visible .nav-cta {
                width: 100%;
                text-align: center;
            }
            .hero {
                min-height: 70vh;
            }
            .hero h1 {
                font-size: clamp(1.6rem, 6vw, 2.4rem);
            }
            .hero p {
                font-size: 1rem;
            }
            .hero-stats {
                gap: 24px;
            }
            .hero-stat .num {
                font-size: 1.6rem;
            }
            .grid-3,
            .grid-2,
            .news-list {
                grid-template-columns: 1fr;
            }
            .category-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps {
                grid-template-columns: 1fr 1fr;
            }
            footer .container {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .section-header {
                margin-bottom: 32px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .category-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .category-card {
                padding: 22px 14px;
            }
            .category-card .icon {
                width: 48px;
                height: 48px;
                font-size: 1.2rem;
            }
            .steps {
                grid-template-columns: 1fr;
            }
            .hero-actions {
                flex-direction: column;
                align-items: center;
            }
            .hero-actions .btn {
                width: 100%;
                max-width: 280px;
                justify-content: center;
            }
            .hero-stats {
                flex-direction: column;
                gap: 16px;
            }
            .news-item {
                flex-direction: column;
            }
            .news-item .thumb {
                width: 100%;
                height: 140px;
            }
            .faq-question {
                font-size: 0.92rem;
                padding: 14px 16px;
            }
            .faq-answer {
                padding: 0 16px 14px;
            }
        }

        /* ===== 工具类 ===== */
        .text-center {
            text-align: center;
        }
        .mt-16 {
            margin-top: 16px;
        }
        .mt-32 {
            margin-top: 32px;
        }
        .mb-16 {
            margin-bottom: 16px;
        }
        .gap-8 {
            gap: 8px;
        }
        .flex-center {
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .w-full {
            width: 100%;
        }

        /* 空状态 */
        .empty-state {
            text-align: center;
            padding: 40px 20px;
            color: var(--text-light);
            background: var(--bg-card);
            border-radius: var(--radius-sm);
            border: 1px dashed var(--border);
        }
        .empty-state i {
            font-size: 2.4rem;
            color: var(--border);
            margin-bottom: 12px;
            display: block;
        }
        .empty-state p {
            font-size: 0.95rem;
            margin: 0;
        }

        /* 动画 */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .animate-in {
            animation: fadeInUp 0.6s ease forwards;
        }
        .animate-delay-1 {
            animation-delay: 0.1s;
        }
        .animate-delay-2 {
            animation-delay: 0.2s;
        }
        .animate-delay-3 {
            animation-delay: 0.3s;
        }

/* roulang page: article */
:root {
            --primary: #6c5ce7;
            --primary-dark: #5a4bd1;
            --primary-light: #a29bfe;
            --secondary: #fd79a8;
            --accent: #fdcb6e;
            --bg: #f8f9fe;
            --bg-card: #ffffff;
            --bg-dark: #2d2d44;
            --text: #2d2d44;
            --text-light: #6c7a8d;
            --text-white: #ffffff;
            --border: #e8ecf4;
            --shadow: 0 4px 20px rgba(108, 92, 231, 0.12);
            --shadow-hover: 0 12px 40px rgba(108, 92, 231, 0.22);
            --radius: 16px;
            --radius-sm: 10px;
            --radius-xs: 6px;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
            --max-width: 1200px;
            --header-h: 76px;
        }

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

        html { scroll-behavior: smooth; }

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

        a { color: var(--primary); text-decoration: none; transition: var(--transition); }
        a:hover { color: var(--primary-dark); }
        img { max-width: 100%; height: auto; display: block; border-radius: var(--radius-sm); }
        button, input, textarea { font-family: inherit; font-size: inherit; outline: none; border: none; }
        ul { list-style: none; }

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

        /* ===== Header / Nav ===== */
        header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header-h);
            background: rgba(255,255,255,0.96);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border);
            z-index: 1000;
            transition: var(--transition);
        }
        header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
        }
        .logo i { font-size: 28px; color: var(--secondary); }
        .logo span { background: linear-gradient(135deg, var(--primary), var(--secondary)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }

        nav {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        nav a {
            padding: 8px 18px;
            border-radius: 100px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-light);
            transition: var(--transition);
            position: relative;
        }
        nav a:hover { color: var(--primary); background: rgba(108,92,231,0.08); }
        nav a.active {
            color: var(--text-white);
            background: var(--primary);
        }
        nav a.active:hover { background: var(--primary-dark); }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .search-box {
            display: flex;
            align-items: center;
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: 100px;
            padding: 0 16px;
            transition: var(--transition);
        }
        .search-box:focus-within { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(108,92,231,0.15); }
        .search-box i { color: var(--text-light); font-size: 14px; }
        .search-box input {
            background: transparent;
            border: none;
            padding: 8px 10px;
            font-size: 14px;
            min-width: 160px;
            color: var(--text);
        }
        .search-box input::placeholder { color: var(--text-light); }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: var(--text-white) !important;
            padding: 10px 22px;
            border-radius: 100px;
            font-weight: 600;
            font-size: 14px;
            transition: var(--transition);
            box-shadow: 0 4px 14px rgba(108,92,231,0.3);
        }
        .nav-cta:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(108,92,231,0.4); color: var(--text-white) !important; }
        .nav-cta i { font-size: 16px; }

        .menu-toggle { display: none; background: none; font-size: 24px; color: var(--text); cursor: pointer; padding: 8px; border-radius: var(--radius-xs); }
        .menu-toggle:hover { background: var(--bg); }

        .mobile-visible { display: none; }

        /* ===== Article Hero ===== */
        .article-hero {
            position: relative;
            background: var(--bg-dark);
            min-height: 320px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .article-hero .hero-bg {
            position: absolute;
            inset: 0;
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            opacity: 0.4;
        }
        .article-hero .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(45,45,68,0.85) 0%, rgba(108,92,231,0.5) 100%);
        }
        .article-hero .container {
            position: relative;
            z-index: 2;
            padding: 60px 24px;
            text-align: center;
            max-width: 860px;
        }
        .article-hero .hero-breadcrumb {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: rgba(255,255,255,0.7);
            margin-bottom: 20px;
        }
        .article-hero .hero-breadcrumb a { color: rgba(255,255,255,0.8); }
        .article-hero .hero-breadcrumb a:hover { color: var(--accent); }
        .article-hero .hero-breadcrumb .sep { color: rgba(255,255,255,0.4); }
        .article-hero .hero-category {
            display: inline-block;
            background: var(--secondary);
            color: var(--text-white);
            padding: 4px 16px;
            border-radius: 100px;
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 16px;
        }
        .article-hero h1 {
            font-size: 38px;
            font-weight: 800;
            color: var(--text-white);
            line-height: 1.3;
            margin-bottom: 20px;
        }
        .article-hero .hero-meta {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 20px;
            color: rgba(255,255,255,0.75);
            font-size: 14px;
        }
        .article-hero .hero-meta i { margin-right: 6px; color: var(--accent); }

        /* ===== Main Content ===== */
        .article-main {
            padding: 60px 0 80px;
        }
        .article-main .container {
            max-width: 860px;
        }

        .article-body {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 48px 52px;
            box-shadow: var(--shadow);
            line-height: 1.9;
            font-size: 16px;
            color: var(--text);
        }
        .article-body p { margin-bottom: 1.6em; }
        .article-body h2, .article-body h3 { margin-top: 1.8em; margin-bottom: 0.8em; font-weight: 700; color: var(--bg-dark); }
        .article-body h2 { font-size: 26px; }
        .article-body h3 { font-size: 20px; }
        .article-body ul, .article-body ol { margin-bottom: 1.6em; padding-left: 1.8em; }
        .article-body li { margin-bottom: 0.5em; }
        .article-body ul li { list-style: disc; }
        .article-body ol li { list-style: decimal; }
        .article-body img { border-radius: var(--radius-sm); margin: 24px 0; box-shadow: var(--shadow); }
        .article-body blockquote {
            border-left: 4px solid var(--primary);
            background: rgba(108,92,231,0.06);
            padding: 16px 24px;
            margin: 24px 0;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: var(--text-light);
            font-style: italic;
        }
        .article-body a { color: var(--primary); font-weight: 500; text-decoration: underline; }
        .article-body a:hover { color: var(--primary-dark); }
        .article-body .cms-safe-content { max-width: 100%; overflow-x: auto; }

        .article-footer-bar {
            margin-top: 40px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            padding-top: 28px;
            border-top: 1px solid var(--border);
        }
        .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .article-tags .tag {
            display: inline-block;
            background: rgba(108,92,231,0.08);
            color: var(--primary);
            padding: 4px 14px;
            border-radius: 100px;
            font-size: 13px;
            font-weight: 500;
            transition: var(--transition);
        }
        .article-tags .tag:hover { background: var(--primary); color: var(--text-white); }
        .article-share {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .article-share span { font-size: 14px; color: var(--text-light); }
        .article-share a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--bg);
            color: var(--text-light);
            font-size: 16px;
            transition: var(--transition);
        }
        .article-share a:hover { background: var(--primary); color: var(--text-white); transform: translateY(-2px); }

        /* ===== Not Found ===== */
        .not-found-box {
            text-align: center;
            padding: 100px 24px;
            background: var(--bg-card);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
        }
        .not-found-box i { font-size: 64px; color: var(--primary-light); margin-bottom: 24px; }
        .not-found-box h2 { font-size: 28px; margin-bottom: 12px; color: var(--bg-dark); }
        .not-found-box p { color: var(--text-light); margin-bottom: 24px; }
        .not-found-box .btn-back {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--primary);
            color: var(--text-white);
            padding: 12px 32px;
            border-radius: 100px;
            font-weight: 600;
            transition: var(--transition);
        }
        .not-found-box .btn-back:hover { background: var(--primary-dark); transform: translateY(-2px); }

        /* ===== Related ===== */
        .related-section {
            padding: 60px 0;
            background: var(--bg);
        }
        .related-section .section-title {
            font-size: 28px;
            font-weight: 700;
            text-align: center;
            margin-bottom: 40px;
            color: var(--bg-dark);
        }
        .related-section .section-title span { color: var(--primary); }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .related-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .related-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); }
        .related-card .card-img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            border-radius: 0;
        }
        .related-card .card-body { padding: 20px 22px; }
        .related-card .card-body h3 { font-size: 16px; font-weight: 600; margin-bottom: 8px; line-height: 1.4; }
        .related-card .card-body h3 a { color: var(--text); }
        .related-card .card-body h3 a:hover { color: var(--primary); }
        .related-card .card-body .card-meta { font-size: 13px; color: var(--text-light); display: flex; gap: 16px; }

        /* ===== Footer ===== */
        footer {
            background: var(--bg-dark);
            color: rgba(255,255,255,0.85);
            padding: 60px 0 0;
        }
        footer .container {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
        }
        footer .brand-footer .logo { margin-bottom: 16px; }
        footer .brand-footer .logo span { -webkit-text-fill-color: var(--text-white); background: none; color: var(--text-white); }
        footer .brand-footer p { font-size: 14px; line-height: 1.8; color: rgba(255,255,255,0.65); margin-bottom: 20px; max-width: 360px; }
        .social-links { display: flex; gap: 12px; }
        .social-links a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255,255,255,0.08);
            color: rgba(255,255,255,0.7);
            font-size: 18px;
            transition: var(--transition);
        }
        .social-links a:hover { background: var(--primary); color: var(--text-white); transform: translateY(-3px); }

        footer h4 { font-size: 16px; font-weight: 600; color: var(--text-white); margin-bottom: 20px; }
        footer ul li { margin-bottom: 10px; }
        footer ul li a { color: rgba(255,255,255,0.6); font-size: 14px; transition: var(--transition); }
        footer ul li a:hover { color: var(--accent); padding-left: 4px; }

        .footer-bottom {
            grid-column: 1 / -1;
            border-top: 1px solid rgba(255,255,255,0.1);
            padding: 20px 0;
            text-align: center;
            font-size: 13px;
            color: rgba(255,255,255,0.5);
        }
        .footer-bottom a { color: rgba(255,255,255,0.6); }
        .footer-bottom a:hover { color: var(--accent); }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            footer .container { grid-template-columns: 1fr 1fr; gap: 32px; }
            .related-grid { grid-template-columns: repeat(2, 1fr); }
        }

        @media (max-width: 768px) {
            :root { --header-h: 64px; }
            header .container { padding: 0 16px; }
            nav { display: none; position: absolute; top: var(--header-h); left: 0; right: 0; background: rgba(255,255,255,0.98); backdrop-filter: blur(20px); flex-direction: column; padding: 20px 24px; gap: 4px; border-bottom: 1px solid var(--border); box-shadow: var(--shadow); }
            nav.open { display: flex; }
            nav a { width: 100%; padding: 12px 16px; border-radius: var(--radius-sm); }
            .nav-actions { display: none; }
            .mobile-visible { display: flex !important; flex-direction: column; gap: 12px; margin-top: 12px; padding-top: 16px; border-top: 1px solid var(--border); width: 100%; }
            .mobile-visible .search-box { width: 100%; }
            .mobile-visible .search-box input { min-width: 0; width: 100%; }
            .mobile-visible .nav-cta { width: 100%; justify-content: center; }
            .menu-toggle { display: block; }

            .article-hero { min-height: 240px; }
            .article-hero h1 { font-size: 26px; }
            .article-hero .container { padding: 40px 16px; }

            .article-body { padding: 28px 20px; }
            .article-body h2 { font-size: 22px; }
            .article-body h3 { font-size: 18px; }

            .article-footer-bar { flex-direction: column; gap: 16px; align-items: flex-start; }
            .related-grid { grid-template-columns: 1fr; }

            footer .container { grid-template-columns: 1fr; gap: 24px; }
            footer .brand-footer p { max-width: 100%; }
        }

        @media (max-width: 520px) {
            .article-hero h1 { font-size: 22px; }
            .article-body { padding: 20px 16px; font-size: 15px; }
            .article-hero .hero-meta { gap: 12px; font-size: 13px; }
        }

/* roulang page: category1 */
/* ===== Design Variables ===== */
        :root {
            --primary: #FF6B35;
            --primary-dark: #E55A2B;
            --primary-light: #FFF0E8;
            --secondary: #2C3E6B;
            --secondary-light: #E8EDF5;
            --accent: #FF4757;
            --accent-light: #FFE8EA;
            --success: #2ED573;
            --warning: #FFA502;
            --bg-body: #F5F7FA;
            --bg-white: #FFFFFF;
            --bg-card: #FFFFFF;
            --text-dark: #1A1A2E;
            --text-main: #2D3436;
            --text-muted: #7B8A9B;
            --text-light: #B0BEC5;
            --border: #E8ECF1;
            --border-light: #F0F2F5;
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(0,0,0,0.04);
            --shadow: 0 4px 20px rgba(0,0,0,0.07);
            --shadow-lg: 0 12px 40px rgba(0,0,0,0.1);
            --shadow-hover: 0 8px 32px rgba(255,107,53,0.18);
            --transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
            --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
            --max-width: 1200px;
            --header-height: 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-family);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-main);
            background: var(--bg-body);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img { max-width: 100%; height: auto; display: block; }
        a { color: var(--primary); text-decoration: none; transition: var(--transition); }
        a:hover { color: var(--primary-dark); }
        ul, ol { list-style: none; }
        input, button, textarea { font-family: inherit; font-size: inherit; outline: none; border: none; }
        button { cursor: pointer; background: none; }
        h1, h2, h3, h4, h5, h6 { color: var(--text-dark); line-height: 1.3; font-weight: 700; }
        h1 { font-size: 2.6rem; }
        h2 { font-size: 2rem; }
        h3 { font-size: 1.4rem; }
        h4 { font-size: 1.1rem; }
        p { margin-bottom: 0.5rem; }

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

        /* ===== Header & Navigation ===== */
        header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--bg-white);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 2px 12px rgba(0,0,0,0.04);
            height: var(--header-height);
            display: flex;
            align-items: center;
        }
        header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            gap: 16px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            color: var(--text-dark);
            font-weight: 800;
            font-size: 1.35rem;
            letter-spacing: -0.3px;
        }
        .logo i { color: var(--primary); 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; }
        .logo:hover { opacity: 0.9; }

        nav#mainNav {
            display: flex;
            align-items: center;
            gap: 6px;
            flex: 1;
            justify-content: center;
        }
        nav#mainNav a {
            padding: 8px 20px;
            border-radius: var(--radius-sm);
            color: var(--text-main);
            font-weight: 500;
            font-size: 0.95rem;
            position: relative;
            transition: var(--transition);
        }
        nav#mainNav a:hover { color: var(--primary); background: var(--primary-light); }
        nav#mainNav a.active {
            color: var(--primary);
            background: var(--primary-light);
            font-weight: 600;
        }
        nav#mainNav a.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            border-radius: 3px;
            background: var(--primary);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .search-box {
            display: flex;
            align-items: center;
            background: var(--bg-body);
            border-radius: 24px;
            padding: 0 16px;
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .search-box:focus-within { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(255,107,53,0.12); }
        .search-box i { color: var(--text-muted); font-size: 0.9rem; }
        .search-box input {
            background: transparent;
            padding: 8px 12px;
            width: 120px;
            color: var(--text-dark);
            font-size: 0.9rem;
        }
        .search-box input::placeholder { color: var(--text-light); }
        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 22px;
            border-radius: 24px;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            color: #fff !important;
            font-weight: 600;
            font-size: 0.9rem;
            box-shadow: 0 4px 14px rgba(255,107,53,0.3);
            transition: var(--transition);
        }
        .nav-cta:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(255,107,53,0.4); }
        .nav-cta i { font-size: 0.85rem; }

        .menu-toggle { display: none; font-size: 1.5rem; color: var(--text-dark); padding: 6px; }
        .mobile-visible { display: none; }

        /* ===== Breadcrumb ===== */
        .breadcrumb-bar {
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-light);
            padding: 12px 0;
            font-size: 0.88rem;
            color: var(--text-muted);
        }
        .breadcrumb-bar .container { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
        .breadcrumb-bar a { color: var(--text-muted); }
        .breadcrumb-bar a:hover { color: var(--primary); }
        .breadcrumb-bar .sep { color: var(--text-light); }
        .breadcrumb-bar .current { color: var(--text-dark); font-weight: 500; }

        /* ===== Hero ===== */
        .category-hero {
            position: relative;
            padding: 80px 0 72px;
            background: linear-gradient(135deg, #1A1A2E 0%, #2C3E6B 50%, #1A1A2E 100%);
            overflow: hidden;
            min-height: 320px;
            display: flex;
            align-items: center;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            opacity: 0.25;
            mix-blend-mode: overlay;
        }
        .category-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 20% 50%, rgba(255,107,53,0.15) 0%, transparent 60%);
        }
        .category-hero .container { position: relative; z-index: 2; text-align: center; }
        .category-hero h1 {
            color: #fff;
            font-size: 3rem;
            font-weight: 800;
            margin-bottom: 12px;
            letter-spacing: -0.5px;
            text-shadow: 0 2px 20px rgba(0,0,0,0.3);
        }
        .category-hero h1 i { color: var(--primary); margin-right: 8px; }
        .category-hero p {
            color: rgba(255,255,255,0.8);
            font-size: 1.15rem;
            max-width: 640px;
            margin: 0 auto 28px;
            line-height: 1.8;
        }
        .hero-search {
            display: flex;
            max-width: 520px;
            margin: 0 auto;
            background: rgba(255,255,255,0.12);
            backdrop-filter: blur(12px);
            border-radius: 40px;
            padding: 4px;
            border: 1px solid rgba(255,255,255,0.15);
        }
        .hero-search input {
            flex: 1;
            padding: 14px 22px;
            background: transparent;
            color: #fff;
            font-size: 0.95rem;
        }
        .hero-search input::placeholder { color: rgba(255,255,255,0.5); }
        .hero-search button {
            padding: 12px 28px;
            border-radius: 32px;
            background: var(--primary);
            color: #fff;
            font-weight: 600;
            font-size: 0.95rem;
            display: flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
        }
        .hero-search button:hover { background: var(--primary-dark); transform: scale(1.02); }

        /* ===== Section共用 ===== */
        .section { padding: 72px 0; }
        .section-alt { background: var(--bg-white); }
        .section-dark { background: var(--secondary); color: rgba(255,255,255,0.85); }
        .section-dark h2, .section-dark h3 { color: #fff; }
        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-header h2 { margin-bottom: 10px; }
        .section-header p { color: var(--text-muted); max-width: 560px; margin: 0 auto; font-size: 1.05rem; }
        .section-header .badge-group { display: flex; justify-content: center; gap: 8px; flex-wrap: wrap; margin-top: 16px; }

        /* ===== Badge ===== */
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 14px;
            border-radius: 16px;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.3px;
        }
        .badge-hot { background: var(--accent-light); color: var(--accent); }
        .badge-new { background: #E8F5E9; color: #2E7D32; }
        .badge-top { background: #FFF8E1; color: #F57C00; }
        .badge-primary { background: var(--primary-light); color: var(--primary); }

        /* ===== Stats Bar ===== */
        .stats-bar {
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-light);
            padding: 20px 0;
            box-shadow: var(--shadow-sm);
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            text-align: center;
        }
        .stat-item .stat-num {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
        }
        .stat-item .stat-label { font-size: 0.9rem; color: var(--text-muted); margin-top: 2px; }
        .stat-item .stat-num i { font-size: 1.2rem; margin-right: 4px; }

        /* ===== Filter Tabs ===== */
        .filter-tabs {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 8px;
            margin-bottom: 36px;
        }
        .filter-tab {
            padding: 8px 22px;
            border-radius: 24px;
            background: var(--bg-body);
            color: var(--text-main);
            font-weight: 500;
            font-size: 0.9rem;
            border: 1px solid var(--border);
            transition: var(--transition);
            cursor: pointer;
        }
        .filter-tab:hover { border-color: var(--primary); color: var(--primary); }
        .filter-tab.active { background: var(--primary); color: #fff; border-color: var(--primary); box-shadow: 0 4px 12px rgba(255,107,53,0.25); }

        /* ===== Game Card Grid ===== */
        .game-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .game-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
            border: 1px solid var(--border-light);
        }
        .game-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); }
        .game-card .card-img {
            position: relative;
            aspect-ratio: 16/10;
            overflow: hidden;
            background: var(--secondary-light);
        }
        .game-card .card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s; }
        .game-card:hover .card-img img { transform: scale(1.05); }
        .game-card .card-img .card-badges {
            position: absolute;
            top: 12px;
            left: 12px;
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
        }
        .game-card .card-img .card-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 40px 16px 16px;
            background: linear-gradient(transparent, rgba(0,0,0,0.5));
        }
        .game-card .card-img .card-overlay .rating {
            color: #fff;
            font-size: 0.9rem;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .game-card .card-img .card-overlay .rating i { color: #FFD700; }
        .game-card .card-body { padding: 18px 20px 20px; }
        .game-card .card-body h3 { font-size: 1.1rem; margin-bottom: 4px; }
        .game-card .card-body .card-meta { font-size: 0.85rem; color: var(--text-muted); display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 10px; }
        .game-card .card-body .card-meta i { margin-right: 3px; width: 14px; }
        .game-card .card-body .card-desc { font-size: 0.9rem; color: var(--text-muted); line-height: 1.6; margin-bottom: 14px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
        .game-card .card-body .card-tags { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 14px; }
        .game-card .card-body .card-tags span {
            padding: 2px 12px;
            border-radius: 12px;
            background: var(--bg-body);
            color: var(--text-muted);
            font-size: 0.75rem;
            font-weight: 500;
        }
        .game-card .card-body .card-footer { display: flex; justify-content: space-between; align-items: center; padding-top: 12px; border-top: 1px solid var(--border-light); }
        .game-card .card-body .card-footer .price { font-weight: 700; color: var(--primary); font-size: 1rem; }
        .game-card .card-body .card-footer .price .original { text-decoration: line-through; color: var(--text-light); font-weight: 400; font-size: 0.85rem; margin-left: 6px; }
        .game-card .card-body .card-footer .play-btn {
            padding: 6px 18px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            background: var(--primary-light);
            color: var(--primary);
            transition: var(--transition);
        }
        .game-card .card-body .card-footer .play-btn:hover { background: var(--primary); color: #fff; }

        /* ===== Rank List ===== */
        .rank-list { display: flex; flex-direction: column; gap: 12px; }
        .rank-item {
            display: flex;
            align-items: center;
            gap: 18px;
            padding: 16px 20px;
            background: var(--bg-card);
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: var(--transition);
        }
        .rank-item:hover { box-shadow: var(--shadow); transform: translateX(4px); }
        .rank-item .rank-num {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.1rem;
            flex-shrink: 0;
            background: var(--bg-body);
            color: var(--text-muted);
        }
        .rank-item:nth-child(1) .rank-num { background: linear-gradient(135deg, #FFD700, #FFA502); color: #fff; }
        .rank-item:nth-child(2) .rank-num { background: linear-gradient(135deg, #E0E0E0, #B0BEC5); color: #fff; }
        .rank-item:nth-child(3) .rank-num { background: linear-gradient(135deg, #CD7F32, #A0522D); color: #fff; }
        .rank-item .rank-img { width: 56px; height: 56px; border-radius: var(--radius-sm); object-fit: cover; flex-shrink: 0; background: var(--secondary-light); }
        .rank-item .rank-info { flex: 1; min-width: 0; }
        .rank-item .rank-info h4 { font-size: 1rem; margin-bottom: 2px; }
        .rank-item .rank-info .rank-meta { font-size: 0.82rem; color: var(--text-muted); display: flex; gap: 12px; flex-wrap: wrap; }
        .rank-item .rank-info .rank-meta i { margin-right: 3px; }
        .rank-item .rank-status { text-align: right; flex-shrink: 0; }
        .rank-item .rank-status .hotness { font-size: 0.85rem; font-weight: 600; color: var(--accent); }
        .rank-item .rank-status .players { font-size: 0.8rem; color: var(--text-muted); }

        /* ===== News/Feed ===== */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .news-card {
            display: flex;
            gap: 18px;
            padding: 20px;
            background: var(--bg-card);
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: var(--transition);
        }
        .news-card:hover { box-shadow: var(--shadow); }
        .news-card .news-img { width: 120px; height: 80px; border-radius: var(--radius-sm); object-fit: cover; flex-shrink: 0; background: var(--secondary-light); }
        .news-card .news-info { flex: 1; min-width: 0; }
        .news-card .news-info .news-tag { font-size: 0.75rem; font-weight: 600; color: var(--primary); margin-bottom: 4px; display: block; }
        .news-card .news-info h4 { font-size: 0.95rem; margin-bottom: 4px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
        .news-card .news-info .news-meta { font-size: 0.78rem; color: var(--text-muted); display: flex; gap: 12px; }
        .news-card .news-info .news-meta i { margin-right: 3px; }

        /* ===== FAQ ===== */
        .faq-list { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover { border-color: var(--border); }
        .faq-question {
            padding: 18px 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 600;
            font-size: 1rem;
            color: var(--text-dark);
            cursor: pointer;
            transition: var(--transition);
        }
        .faq-question i { color: var(--primary); transition: transform 0.3s; font-size: 0.85rem; }
        .faq-item.open .faq-question i { transform: rotate(180deg); }
        .faq-answer {
            padding: 0 24px 18px;
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.7;
            display: none;
        }
        .faq-item.open .faq-answer { display: block; }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
            padding: 64px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            opacity: 0.08;
        }
        .cta-section .container { position: relative; z-index: 2; }
        .cta-section h2 { color: #fff; font-size: 2.2rem; margin-bottom: 10px; }
        .cta-section p { color: rgba(255,255,255,0.85); font-size: 1.1rem; max-width: 560px; margin: 0 auto 28px; }
        .cta-btn-group { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }
        .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 36px;
            border-radius: 40px;
            font-weight: 700;
            font-size: 1rem;
            transition: var(--transition);
        }
        .cta-btn-primary { background: #fff; color: var(--primary) !important; box-shadow: 0 4px 20px rgba(0,0,0,0.15); }
        .cta-btn-primary:hover { transform: translateY(-3px); box-shadow: 0 8px 28px rgba(0,0,0,0.2); }
        .cta-btn-outline { background: transparent; color: #fff !important; border: 2px solid rgba(255,255,255,0.5); }
        .cta-btn-outline:hover { background: rgba(255,255,255,0.15); border-color: #fff; transform: translateY(-3px); }

        /* ===== Footer ===== */
        footer {
            background: #1A1A2E;
            color: rgba(255,255,255,0.7);
            padding: 56px 0 0;
        }
        footer .container {
            display: grid;
            grid-template-columns: 1.8fr 1fr 1fr 1fr;
            gap: 40px;
        }
        footer .brand-footer .logo { color: #fff; font-size: 1.3rem; margin-bottom: 14px; }
        footer .brand-footer .logo i { color: var(--primary); }
        footer .brand-footer .logo span { -webkit-text-fill-color: #fff; background: none; }
        footer .brand-footer p { font-size: 0.9rem; line-height: 1.7; margin-bottom: 18px; max-width: 320px; }
        footer .social-links { display: flex; gap: 10px; }
        footer .social-links a {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(255,255,255,0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255,255,255,0.6);
            font-size: 1rem;
            transition: var(--transition);
        }
        footer .social-links a:hover { background: var(--primary); color: #fff; transform: translateY(-2px); }
        footer h4 { color: #fff; font-size: 0.95rem; margin-bottom: 16px; }
        footer ul { display: flex; flex-direction: column; gap: 8px; }
        footer ul li a { color: rgba(255,255,255,0.6); font-size: 0.88rem; transition: var(--transition); }
        footer ul li a:hover { color: var(--primary); padding-left: 4px; }
        .footer-bottom {
            grid-column: 1 / -1;
            border-top: 1px solid rgba(255,255,255,0.06);
            padding: 20px 0;
            margin-top: 12px;
            text-align: center;
            font-size: 0.84rem;
            color: rgba(255,255,255,0.4);
        }
        .footer-bottom a { color: rgba(255,255,255,0.5); }
        .footer-bottom a:hover { color: var(--primary); }

        /* ===== Scroll to Top ===== */
        .scroll-top {
            position: fixed;
            bottom: 32px;
            right: 32px;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            font-size: 1.2rem;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 16px rgba(255,107,53,0.35);
            opacity: 0;
            visibility: hidden;
            transform: translateY(20px);
            transition: var(--transition);
            z-index: 999;
        }
        .scroll-top.visible { opacity: 1; visibility: visible; transform: translateY(0); }
        .scroll-top:hover { background: var(--primary-dark); transform: translateY(-4px); box-shadow: 0 6px 24px rgba(255,107,53,0.45); }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .game-grid { grid-template-columns: repeat(2, 1fr); }
            .news-grid { grid-template-columns: 1fr; }
            footer .container { grid-template-columns: 1fr 1fr; gap: 32px; }
            .stats-grid { gap: 16px; }
        }

        @media (max-width: 768px) {
            :root { --header-height: 64px; }
            h1 { font-size: 2rem; }
            h2 { font-size: 1.6rem; }
            .category-hero { padding: 56px 0 48px; min-height: 240px; }
            .category-hero h1 { font-size: 2rem; }
            .category-hero p { font-size: 1rem; }
            .hero-search { flex-direction: column; background: transparent; border: none; gap: 8px; }
            .hero-search input { background: rgba(255,255,255,0.12); border-radius: 24px; padding: 12px 18px; }
            .hero-search button { justify-content: center; }

            nav#mainNav {
                position: fixed;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: var(--bg-white);
                flex-direction: column;
                padding: 16px 24px 24px;
                box-shadow: 0 8px 30px rgba(0,0,0,0.1);
                transform: translateY(-120%);
                opacity: 0;
                transition: var(--transition);
                border-bottom: 2px solid var(--border);
                gap: 4px;
                z-index: 999;
            }
            nav#mainNav.open { transform: translateY(0); opacity: 1; }
            nav#mainNav a { width: 100%; text-align: center; padding: 12px; }
            nav#mainNav a.active::after { display: none; }
            .menu-toggle { display: block; }
            .nav-actions { display: none; }
            .mobile-visible { display: flex !important; flex-direction: column; width: 100%; gap: 10px; margin-top: 8px; }
            .mobile-visible .search-box { width: 100%; }
            .mobile-visible .search-box input { width: 100%; }
            .mobile-visible .nav-cta { justify-content: center; }

            .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
            .stat-item .stat-num { font-size: 1.4rem; }

            .game-grid { grid-template-columns: 1fr; max-width: 440px; margin: 0 auto; }
            .rank-item { flex-wrap: wrap; gap: 12px; }
            .rank-item .rank-status { width: 100%; text-align: left; }
            .news-card { flex-direction: column; }
            .news-card .news-img { width: 100%; height: 160px; }

            footer .container { grid-template-columns: 1fr; gap: 28px; text-align: center; }
            footer .brand-footer p { margin: 0 auto 18px; }
            footer .social-links { justify-content: center; }
            footer ul { align-items: center; }

            .scroll-top { bottom: 20px; right: 20px; width: 42px; height: 42px; font-size: 1rem; }
            .cta-section h2 { font-size: 1.6rem; }
            .cta-btn { padding: 12px 28px; font-size: 0.9rem; }
            .section { padding: 48px 0; }
            .section-header { margin-bottom: 32px; }
            .filter-tabs { gap: 6px; }
            .filter-tab { padding: 6px 16px; font-size: 0.82rem; }
        }

        @media (max-width: 520px) {
            .container { padding: 0 16px; }
            .category-hero h1 { font-size: 1.6rem; }
            .category-hero p { font-size: 0.9rem; }
            .stats-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
            .game-card .card-body { padding: 14px 16px 16px; }
            .rank-item { padding: 12px 14px; }
            .rank-item .rank-img { width: 44px; height: 44px; }
            .faq-question { padding: 14px 18px; font-size: 0.92rem; }
            .faq-answer { padding: 0 18px 14px; font-size: 0.85rem; }
            footer .container { gap: 20px; }
            footer { padding: 36px 0 0; }
        }

        /* ===== Skeleton loading mimic (for placeholder) ===== */
        .skeleton { background: linear-gradient(90deg, var(--border-light) 25%, #E0E4E8 50%, var(--border-light) 75%); background-size: 200% 100%; animation: shimmer 1.4s infinite; border-radius: var(--radius-sm); }
        @keyframes shimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }