/* roulang page: index */
/* ===== 设计变量 ===== */
        :root {
            --color-primary: #C7763B;
            --color-primary-dark: #A85E2A;
            --color-primary-light: #E8A87C;
            --color-secondary: #5D8A5E;
            --color-secondary-dark: #3D6A3E;
            --color-secondary-light: #8FB890;
            --color-accent: #D4A574;
            --color-bg: #F5F0E8;
            --color-bg-alt: #EFE9DF;
            --color-bg-dark: #2D2A26;
            --color-bg-card: #FEFCF8;
            --color-text: #2E2A26;
            --color-text-light: #8A7E72;
            --color-text-lighter: #B0A69A;
            --color-text-on-dark: #F5F0E8;
            --color-border: #E2D7C9;
            --color-border-light: #EDE6DB;
            --color-border-dark: #C4B8A8;
            --color-white: #FFFFFF;
            --color-black: #1A1816;
            --color-success: #5D8A5E;
            --color-warning: #D4A574;
            --color-error: #C7763B;
            --font-heading: 'Playfair Display', Georgia, 'Times New Roman', serif;
            --font-body: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
            --font-size-xs: 0.75rem;
            --font-size-sm: 0.875rem;
            --font-size-base: 1rem;
            --font-size-md: 1.125rem;
            --font-size-lg: 1.25rem;
            --font-size-xl: 1.5rem;
            --font-size-2xl: 2rem;
            --font-size-3xl: 2.5rem;
            --font-size-4xl: 3.25rem;
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 16px;
            --radius-xl: 24px;
            --shadow-sm: 0 2px 8px rgba(45, 42, 38, 0.06);
            --shadow-md: 0 4px 20px rgba(45, 42, 38, 0.08);
            --shadow-lg: 0 12px 40px rgba(45, 42, 38, 0.12);
            --shadow-btn: 0 2px 8px rgba(199, 118, 59, 0.25);
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --space-xs: 0.5rem;
            --space-sm: 0.75rem;
            --space-md: 1.25rem;
            --space-lg: 2rem;
            --space-xl: 3rem;
            --space-2xl: 5rem;
            --space-3xl: 7rem;
            --max-width: 1280px;
            --nav-height: 76px;
        }

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

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

        body {
            font-family: var(--font-body);
            font-size: var(--font-size-base);
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

        a:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }

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

        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
        }

        ul,
        ol {
            list-style: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-heading);
            font-weight: 600;
            line-height: 1.3;
            color: var(--color-text);
        }

        h1 {
            font-size: var(--font-size-4xl);
        }
        h2 {
            font-size: var(--font-size-3xl);
        }
        h3 {
            font-size: var(--font-size-2xl);
        }
        h4 {
            font-size: var(--font-size-xl);
        }
        h5 {
            font-size: var(--font-size-lg);
        }
        h6 {
            font-size: var(--font-size-base);
        }

        /* ===== 容器 ===== */
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--space-lg);
        }

        .container-narrow {
            max-width: 860px;
            margin: 0 auto;
            padding: 0 var(--space-lg);
        }

        /* ===== 通用板块 ===== */
        .section {
            padding: var(--space-3xl) 0;
        }

        .section-alt {
            background-color: var(--color-bg-alt);
        }

        .section-dark {
            background-color: var(--color-bg-dark);
            color: var(--color-text-on-dark);
        }

        .section-dark h2,
        .section-dark h3,
        .section-dark h4 {
            color: var(--color-text-on-dark);
        }

        .section-title {
            text-align: center;
            margin-bottom: var(--space-2xl);
        }

        .section-title h2 {
            font-size: var(--font-size-3xl);
            margin-bottom: var(--space-sm);
            position: relative;
            display: inline-block;
        }

        .section-title h2::after {
            content: '';
            display: block;
            width: 60px;
            height: 3px;
            background: var(--color-primary);
            margin: var(--space-sm) auto 0;
            border-radius: 2px;
        }

        .section-title p {
            color: var(--color-text-light);
            font-size: var(--font-size-md);
            max-width: 640px;
            margin: var(--space-sm) auto 0;
        }

        .section-dark .section-title p {
            color: var(--color-text-lighter);
        }

        /* ===== 导航栏 ===== */
        .navbar {
            height: var(--nav-height);
            background: var(--color-bg);
            border-bottom: 1px solid var(--color-border);
            padding: 0;
            transition: background var(--transition), box-shadow var(--transition);
            z-index: 1040;
        }

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

        .navbar-brand {
            font-family: var(--font-heading);
            font-size: var(--font-size-xl);
            font-weight: 700;
            color: var(--color-text) !important;
            letter-spacing: 0.02em;
            padding: 0;
            margin: 0;
            display: flex;
            align-items: center;
            gap: var(--space-xs);
        }

        .navbar-brand i {
            color: var(--color-primary);
            font-size: 1.4em;
        }

        .navbar-brand:hover {
            color: var(--color-primary) !important;
        }

        .navbar-nav {
            display: flex;
            align-items: center;
            gap: var(--space-xs);
        }

        .nav-link {
            font-family: var(--font-body);
            font-size: var(--font-size-sm);
            font-weight: 500;
            color: var(--color-text) !important;
            padding: var(--space-xs) var(--space-md) !important;
            border-radius: var(--radius-md);
            transition: all var(--transition);
            position: relative;
            letter-spacing: 0.01em;
        }

        .nav-link:hover {
            color: var(--color-primary) !important;
            background: rgba(199, 118, 59, 0.06);
        }

        .nav-link.active {
            color: var(--color-primary) !important;
            background: rgba(199, 118, 59, 0.1);
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            background: var(--color-primary);
            border-radius: 1px;
        }

        .navbar-cta {
            display: flex;
            align-items: center;
            gap: var(--space-md);
        }

        .navbar-search {
            display: flex;
            align-items: center;
            background: var(--color-bg-alt);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 0 var(--space-md);
            height: 40px;
            transition: border-color var(--transition), box-shadow var(--transition);
        }

        .navbar-search:focus-within {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(199, 118, 59, 0.12);
        }

        .navbar-search input {
            border: none;
            background: transparent;
            padding: 0 var(--space-xs);
            font-size: var(--font-size-sm);
            color: var(--color-text);
            width: 160px;
            outline: none;
        }

        .navbar-search input::placeholder {
            color: var(--color-text-lighter);
        }

        .navbar-search button {
            border: none;
            background: transparent;
            color: var(--color-text-light);
            padding: 0;
            cursor: pointer;
            transition: color var(--transition);
        }

        .navbar-search button:hover {
            color: var(--color-primary);
        }

        .navbar-toggle {
            display: none;
            background: none;
            border: none;
            font-size: var(--font-size-xl);
            color: var(--color-text);
            cursor: pointer;
            padding: var(--space-xs);
        }

        .navbar-toggle:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }

        /* 移动端导航菜单 */
        .navbar-collapse {
            display: flex;
            align-items: center;
        }

        /* ===== Hero 首屏 ===== */
        .hero {
            min-height: calc(100vh - var(--nav-height));
            display: flex;
            align-items: center;
            padding: var(--space-2xl) 0;
            background: var(--color-bg);
            position: relative;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: -30%;
            right: -10%;
            width: 60%;
            height: 140%;
            background: var(--color-bg-alt);
            border-radius: 50% 0 0 50%;
            z-index: 0;
            opacity: 0.5;
        }

        .hero .container {
            position: relative;
            z-index: 1;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--space-2xl);
            align-items: center;
        }

        .hero-content h1 {
            font-size: var(--font-size-4xl);
            font-weight: 700;
            line-height: 1.15;
            margin-bottom: var(--space-md);
            color: var(--color-text);
        }

        .hero-content h1 .highlight {
            color: var(--color-primary);
            font-style: italic;
        }

        .hero-content p {
            font-size: var(--font-size-md);
            color: var(--color-text-light);
            line-height: 1.8;
            margin-bottom: var(--space-lg);
            max-width: 480px;
        }

        .hero-buttons {
            display: flex;
            gap: var(--space-md);
            flex-wrap: wrap;
        }

        .hero-image {
            display: flex;
            justify-content: center;
            align-items: center;
            position: relative;
        }

        .hero-image-placeholder {
            width: 100%;
            max-width: 520px;
            aspect-ratio: 4/3;
            background: linear-gradient(135deg, var(--color-primary-light), var(--color-accent));
            border-radius: var(--radius-lg);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            color: var(--color-white);
            font-family: var(--font-heading);
            font-size: var(--font-size-2xl);
            font-weight: 600;
            box-shadow: var(--shadow-lg);
            position: relative;
            overflow: hidden;
        }

        .hero-image-placeholder i {
            font-size: 4rem;
            margin-bottom: var(--space-md);
            opacity: 0.9;
        }

        .hero-image-placeholder::after {
            content: '';
            position: absolute;
            inset: 0;
            background: repeating-linear-gradient(45deg,
                    transparent,
                    transparent 20px,
                    rgba(255, 255, 255, 0.03) 20px,
                    rgba(255, 255, 255, 0.03) 40px);
            pointer-events: none;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: var(--space-xs);
            padding: var(--space-xs) var(--space-md);
            background: var(--color-bg-alt);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-xl);
            font-size: var(--font-size-xs);
            font-weight: 500;
            color: var(--color-text-light);
            margin-bottom: var(--space-md);
            letter-spacing: 0.02em;
        }

        .hero-badge i {
            color: var(--color-secondary);
        }

        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: var(--space-xs);
            font-family: var(--font-body);
            font-size: var(--font-size-sm);
            font-weight: 600;
            padding: 0.625rem 1.5rem;
            border-radius: var(--radius-md);
            border: 2px solid transparent;
            cursor: pointer;
            transition: all var(--transition);
            text-decoration: none;
            letter-spacing: 0.01em;
            line-height: 1.4;
        }

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

        .btn-primary {
            background: var(--color-primary);
            border-color: var(--color-primary);
            color: var(--color-white);
            box-shadow: var(--shadow-btn);
        }

        .btn-primary:hover {
            background: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
            color: var(--color-white);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(199, 118, 59, 0.3);
        }

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

        .btn-outline {
            background: transparent;
            border-color: var(--color-border-dark);
            color: var(--color-text);
        }

        .btn-outline:hover {
            background: var(--color-bg-alt);
            border-color: var(--color-primary);
            color: var(--color-primary);
            transform: translateY(-2px);
        }

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

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

        .btn-secondary:hover {
            background: var(--color-secondary-dark);
            border-color: var(--color-secondary-dark);
            color: var(--color-white);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(93, 138, 94, 0.3);
        }

        .btn-sm {
            font-size: var(--font-size-xs);
            padding: 0.4rem 1rem;
        }

        .btn-lg {
            font-size: var(--font-size-md);
            padding: 0.875rem 2rem;
        }

        /* ===== 卡片 ===== */
        .card {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            overflow: hidden;
        }

        .card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            border-color: var(--color-border-dark);
        }

        .card-body {
            padding: var(--space-lg);
        }

        .card-img-top {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            background: var(--color-bg-alt);
        }

        .card-title {
            font-family: var(--font-heading);
            font-size: var(--font-size-lg);
            font-weight: 600;
            margin-bottom: var(--space-xs);
            color: var(--color-text);
        }

        .card-text {
            font-size: var(--font-size-sm);
            color: var(--color-text-light);
            line-height: 1.7;
        }

        .card-meta {
            font-size: var(--font-size-xs);
            color: var(--color-text-lighter);
            display: flex;
            align-items: center;
            gap: var(--space-sm);
            margin-top: var(--space-sm);
        }

        .card-meta i {
            font-size: 0.8em;
        }

        /* ===== 标签 / 徽章 ===== */
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-family: var(--font-body);
            font-size: var(--font-size-xs);
            font-weight: 500;
            padding: 0.25rem 0.75rem;
            border-radius: var(--radius-xl);
            border: 1px solid var(--color-border);
            background: var(--color-bg-alt);
            color: var(--color-text-light);
            letter-spacing: 0.01em;
            transition: all var(--transition);
        }

        .badge-primary {
            background: rgba(199, 118, 59, 0.1);
            border-color: rgba(199, 118, 59, 0.2);
            color: var(--color-primary);
        }

        .badge-secondary {
            background: rgba(93, 138, 94, 0.1);
            border-color: rgba(93, 138, 94, 0.2);
            color: var(--color-secondary);
        }

        .badge-accent {
            background: rgba(212, 165, 116, 0.15);
            border-color: rgba(212, 165, 116, 0.25);
            color: #8B6B44;
        }

        .badge-sm {
            font-size: 0.65rem;
            padding: 0.15rem 0.5rem;
        }

        /* ===== 分类入口卡片（大卡片） ===== */
        .category-card {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .category-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-6px);
            border-color: var(--color-primary-light);
        }

        .category-card .card-bg {
            height: 200px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 3.5rem;
            color: var(--color-white);
            position: relative;
        }

        .category-card .card-bg-1 {
            background: linear-gradient(135deg, #C7763B, #E8A87C);
        }

        .category-card .card-bg-2 {
            background: linear-gradient(135deg, #5D8A5E, #8FB890);
        }

        .category-card .card-bg i {
            position: relative;
            z-index: 1;
        }

        .category-card .card-bg::after {
            content: '';
            position: absolute;
            inset: 0;
            background: repeating-linear-gradient(45deg,
                    transparent,
                    transparent 24px,
                    rgba(255, 255, 255, 0.04) 24px,
                    rgba(255, 255, 255, 0.04) 48px);
        }

        .category-card .card-content {
            padding: var(--space-lg);
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .category-card .card-content h3 {
            font-family: var(--font-heading);
            font-size: var(--font-size-xl);
            margin-bottom: var(--space-xs);
        }

        .category-card .card-content p {
            font-size: var(--font-size-sm);
            color: var(--color-text-light);
            line-height: 1.7;
            flex: 1;
        }

        .category-card .card-footer-link {
            padding: var(--space-md) var(--space-lg);
            border-top: 1px solid var(--color-border);
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: var(--font-size-sm);
            font-weight: 500;
            color: var(--color-primary);
            transition: all var(--transition);
        }

        .category-card .card-footer-link i {
            transition: transform var(--transition);
        }

        .category-card:hover .card-footer-link i {
            transform: translateX(4px);
        }

        /* ===== 最新资讯列表 ===== */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: var(--space-md);
        }

        .news-item {
            display: grid;
            grid-template-columns: 180px 1fr;
            gap: var(--space-lg);
            padding: var(--space-lg);
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            transition: all var(--transition);
            align-items: start;
        }

        .news-item:hover {
            border-color: var(--color-primary-light);
            box-shadow: var(--shadow-sm);
            transform: translateX(4px);
        }

        .news-item-img {
            width: 100%;
            aspect-ratio: 16/10;
            background: var(--color-bg-alt);
            border-radius: var(--radius-sm);
            overflow: hidden;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-text-lighter);
            font-size: 2rem;
        }

        .news-item-content h4 {
            font-family: var(--font-heading);
            font-size: var(--font-size-md);
            margin-bottom: var(--space-xs);
            line-height: 1.4;
        }

        .news-item-content h4 a {
            color: var(--color-text);
            transition: color var(--transition);
        }

        .news-item-content h4 a:hover {
            color: var(--color-primary);
        }

        .news-item-content p {
            font-size: var(--font-size-sm);
            color: var(--color-text-light);
            line-height: 1.7;
            margin-bottom: var(--space-xs);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-item-meta {
            display: flex;
            align-items: center;
            gap: var(--space-md);
            font-size: var(--font-size-xs);
            color: var(--color-text-lighter);
        }

        .news-item-meta .badge {
            font-size: 0.65rem;
        }

        .news-empty {
            text-align: center;
            padding: var(--space-2xl) var(--space-lg);
            color: var(--color-text-light);
            background: var(--color-bg-card);
            border: 1px dashed var(--color-border-dark);
            border-radius: var(--radius-lg);
        }

        .news-empty i {
            font-size: 2.5rem;
            color: var(--color-text-lighter);
            margin-bottom: var(--space-md);
        }

        /* ===== 数据统计 ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--space-lg);
        }

        .stat-item {
            text-align: center;
            padding: var(--space-xl) var(--space-md);
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            transition: all var(--transition);
        }

        .stat-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            border-color: var(--color-primary-light);
        }

        .stat-number {
            font-family: var(--font-heading);
            font-size: var(--font-size-4xl);
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.1;
            margin-bottom: var(--space-xs);
        }

        .stat-label {
            font-size: var(--font-size-sm);
            color: var(--color-text-light);
            font-weight: 500;
        }

        .stat-icon {
            font-size: 1.75rem;
            color: var(--color-text-lighter);
            margin-bottom: var(--space-sm);
        }

        /* ===== 特色/流程 ===== */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--space-lg);
        }

        .feature-item {
            padding: var(--space-xl) var(--space-lg);
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            text-align: center;
            transition: all var(--transition);
        }

        .feature-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            border-color: var(--color-secondary-light);
        }

        .feature-icon {
            width: 64px;
            height: 64px;
            margin: 0 auto var(--space-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.75rem;
            color: var(--color-white);
            border-radius: 50%;
            background: var(--color-primary);
            transition: all var(--transition);
        }

        .feature-item:nth-child(2) .feature-icon {
            background: var(--color-secondary);
        }

        .feature-item:nth-child(3) .feature-icon {
            background: var(--color-accent);
        }

        .feature-item h4 {
            font-family: var(--font-heading);
            font-size: var(--font-size-lg);
            margin-bottom: var(--space-xs);
        }

        .feature-item p {
            font-size: var(--font-size-sm);
            color: var(--color-text-light);
            line-height: 1.7;
        }

        /* ===== 流程步骤 ===== */
        .steps {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--space-xl);
            position: relative;
            counter-reset: step;
        }

        .step-item {
            text-align: center;
            padding: var(--space-xl) var(--space-lg);
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            position: relative;
            transition: all var(--transition);
        }

        .step-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }

        .step-number {
            width: 48px;
            height: 48px;
            margin: 0 auto var(--space-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: var(--font-heading);
            font-size: var(--font-size-xl);
            font-weight: 700;
            color: var(--color-white);
            background: var(--color-primary);
            border-radius: 50%;
            transition: all var(--transition);
        }

        .step-item:nth-child(2) .step-number {
            background: var(--color-secondary);
        }

        .step-item:nth-child(3) .step-number {
            background: var(--color-accent);
        }

        .step-item h4 {
            font-family: var(--font-heading);
            font-size: var(--font-size-lg);
            margin-bottom: var(--space-xs);
        }

        .step-item p {
            font-size: var(--font-size-sm);
            color: var(--color-text-light);
            line-height: 1.7;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: var(--space-md);
        }

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

        .faq-item:hover {
            border-color: var(--color-primary-light);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: var(--space-md) var(--space-lg);
            background: none;
            border: none;
            font-family: var(--font-body);
            font-size: var(--font-size-base);
            font-weight: 600;
            color: var(--color-text);
            text-align: left;
            cursor: pointer;
            transition: all var(--transition);
            gap: var(--space-md);
        }

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

        .faq-question i {
            font-size: var(--font-size-sm);
            color: var(--color-text-lighter);
            transition: transform var(--transition);
            flex-shrink: 0;
        }

        .faq-question[aria-expanded="true"] i {
            transform: rotate(180deg);
            color: var(--color-primary);
        }

        .faq-answer {
            padding: 0 var(--space-lg) var(--space-md);
            font-size: var(--font-size-sm);
            color: var(--color-text-light);
            line-height: 1.8;
            display: none;
        }

        .faq-answer.open {
            display: block;
        }

        .faq-answer p {
            margin-bottom: var(--space-xs);
        }

        .faq-answer p:last-child {
            margin-bottom: 0;
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: var(--space-3xl) 0;
            background: linear-gradient(135deg, var(--color-bg-dark), #3A3530);
            color: var(--color-text-on-dark);
            text-align: center;
        }

        .cta-section h2 {
            font-family: var(--font-heading);
            font-size: var(--font-size-3xl);
            color: var(--color-text-on-dark);
            margin-bottom: var(--space-md);
        }

        .cta-section p {
            font-size: var(--font-size-md);
            color: var(--color-text-lighter);
            max-width: 600px;
            margin: 0 auto var(--space-lg);
            line-height: 1.7;
        }

        .cta-section .btn {
            font-size: var(--font-size-base);
            padding: 0.875rem 2.5rem;
        }

        /* ===== 页脚 ===== */
        .footer {
            background: var(--color-bg-dark);
            color: var(--color-text-on-dark);
            padding: var(--space-2xl) 0 var(--space-lg);
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: var(--space-xl);
            margin-bottom: var(--space-xl);
        }

        .footer-brand .navbar-brand {
            color: var(--color-text-on-dark) !important;
            margin-bottom: var(--space-md);
            font-size: var(--font-size-lg);
        }

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

        .footer-social {
            display: flex;
            gap: var(--space-sm);
            margin-top: var(--space-md);
        }

        .footer-social a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: 50%;
            color: var(--color-text-lighter);
            font-size: var(--font-size-base);
            transition: all var(--transition);
        }

        .footer-social a:hover {
            background: var(--color-primary);
            border-color: var(--color-primary);
            color: var(--color-white);
            transform: translateY(-2px);
        }

        .footer h5 {
            font-family: var(--font-heading);
            font-size: var(--font-size-base);
            color: var(--color-text-on-dark);
            margin-bottom: var(--space-md);
            font-weight: 600;
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: var(--space-xs);
        }

        .footer-links a {
            font-size: var(--font-size-sm);
            color: var(--color-text-lighter);
            transition: all var(--transition);
            padding: 2px 0;
        }

        .footer-links a:hover {
            color: var(--color-primary-light);
            padding-left: 4px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding-top: var(--space-lg);
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: var(--space-md);
            font-size: var(--font-size-xs);
            color: var(--color-text-lighter);
        }

        .footer-bottom a {
            color: var(--color-text-lighter);
        }

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

        /* ===== 分隔线 ===== */
        .divider {
            width: 60px;
            height: 3px;
            background: var(--color-primary);
            border-radius: 2px;
            margin: var(--space-md) 0;
        }

        .divider-center {
            margin-left: auto;
            margin-right: auto;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .hero .container {
                grid-template-columns: 1fr;
                gap: var(--space-xl);
                text-align: center;
            }

            .hero-content p {
                margin-left: auto;
                margin-right: auto;
            }

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

            .hero-badge {
                margin-left: auto;
                margin-right: auto;
            }

            .hero-image-placeholder {
                max-width: 400px;
                margin: 0 auto;
            }

            .hero::before {
                display: none;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .features-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .steps {
                grid-template-columns: repeat(2, 1fr);
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: var(--space-lg);
            }

            .news-item {
                grid-template-columns: 140px 1fr;
                gap: var(--space-md);
            }

            .section-title h2 {
                font-size: var(--font-size-2xl);
            }

            h1 {
                font-size: var(--font-size-3xl);
            }
        }

        @media (max-width: 768px) {
            :root {
                --nav-height: 64px;
                --space-3xl: 4rem;
                --space-2xl: 3rem;
            }

            .navbar-toggle {
                display: block;
            }

            .navbar-collapse {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: var(--color-bg);
                border-bottom: 1px solid var(--color-border);
                padding: var(--space-md);
                flex-direction: column;
                align-items: stretch;
                gap: var(--space-xs);
                box-shadow: var(--shadow-md);
                z-index: 1040;
            }

            .navbar-collapse.open {
                display: flex;
            }

            .navbar-nav {
                flex-direction: column;
                gap: 0;
            }

            .nav-link {
                padding: var(--space-sm) var(--space-md) !important;
                width: 100%;
                border-radius: var(--radius-sm);
            }

            .nav-link.active::after {
                display: none;
            }

            .navbar-cta {
                margin-top: var(--space-sm);
                width: 100%;
            }

            .navbar-search {
                width: 100%;
            }

            .navbar-search input {
                width: 100%;
            }

            .hero {
                min-height: auto;
                padding: var(--space-xl) 0;
            }

            .hero-content h1 {
                font-size: var(--font-size-2xl);
            }

            .hero-image-placeholder {
                max-width: 320px;
                aspect-ratio: 4/3;
                font-size: var(--font-size-lg);
            }

            .hero-image-placeholder i {
                font-size: 2.5rem;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: var(--space-md);
            }

            .stat-number {
                font-size: var(--font-size-3xl);
            }

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

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

            .footer-grid {
                grid-template-columns: 1fr;
                gap: var(--space-lg);
            }

            .news-item {
                grid-template-columns: 1fr;
                gap: var(--space-sm);
            }

            .news-item-img {
                aspect-ratio: 16/7;
                max-height: 160px;
            }

            .section-title h2 {
                font-size: var(--font-size-xl);
            }

            .section {
                padding: var(--space-2xl) 0;
            }

            .cta-section h2 {
                font-size: var(--font-size-2xl);
            }

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

            .faq-question {
                font-size: var(--font-size-sm);
                padding: var(--space-sm) var(--space-md);
            }

            .faq-answer {
                padding: 0 var(--space-md) var(--space-sm);
                font-size: var(--font-size-sm);
            }

            .category-card .card-bg {
                height: 160px;
                font-size: 2.5rem;
            }

            .feature-item {
                padding: var(--space-lg);
            }
        }

        @media (max-width: 520px) {
            :root {
                --space-lg: 1.25rem;
                --space-xl: 2rem;
                --space-2xl: 2.5rem;
                --space-3xl: 3rem;
            }

            .container {
                padding: 0 var(--space-md);
            }

            .hero-content h1 {
                font-size: var(--font-size-xl);
            }

            .hero-content p {
                font-size: var(--font-size-sm);
            }

            .hero-buttons {
                flex-direction: column;
                align-items: center;
            }

            .hero-buttons .btn {
                width: 100%;
                justify-content: center;
            }

            .hero-image-placeholder {
                max-width: 100%;
                aspect-ratio: 4/3;
            }

            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: var(--space-sm);
            }

            .stat-item {
                padding: var(--space-md) var(--space-sm);
            }

            .stat-number {
                font-size: var(--font-size-2xl);
            }

            .stat-label {
                font-size: var(--font-size-xs);
            }

            .section-title h2 {
                font-size: var(--font-size-lg);
            }

            .section-title p {
                font-size: var(--font-size-sm);
            }

            .card-body {
                padding: var(--space-md);
            }

            .category-card .card-content {
                padding: var(--space-md);
            }

            .category-card .card-footer-link {
                padding: var(--space-sm) var(--space-md);
                font-size: var(--font-size-xs);
            }

            .news-item {
                padding: var(--space-md);
            }

            .news-item-content h4 {
                font-size: var(--font-size-sm);
            }

            .news-item-content p {
                font-size: var(--font-size-xs);
            }

            .news-item-meta {
                font-size: 0.6rem;
                flex-wrap: wrap;
            }

            .feature-item {
                padding: var(--space-md);
            }

            .feature-icon {
                width: 48px;
                height: 48px;
                font-size: 1.25rem;
            }

            .step-item {
                padding: var(--space-md);
            }

            .cta-section h2 {
                font-size: var(--font-size-xl);
            }

            .cta-section p {
                font-size: var(--font-size-sm);
            }

            .cta-section .btn {
                width: 100%;
                justify-content: center;
            }

            .footer-grid {
                gap: var(--space-md);
            }

            .footer-brand p {
                font-size: var(--font-size-xs);
            }

            .footer-links a {
                font-size: var(--font-size-xs);
            }

            .navbar-search input {
                width: 100%;
            }

            .navbar-cta .btn {
                font-size: var(--font-size-xs);
                padding: 0.4rem 1rem;
            }

            .faq-question {
                font-size: var(--font-size-sm);
                padding: var(--space-sm) var(--space-md);
            }

            .faq-answer {
                padding: 0 var(--space-md) var(--space-sm);
                font-size: var(--font-size-xs);
            }

            .badge {
                font-size: 0.6rem;
                padding: 0.15rem 0.5rem;
            }
        }

        /* ===== 工具类 ===== */
        .text-primary {
            color: var(--color-primary) !important;
        }
        .text-secondary {
            color: var(--color-secondary) !important;
        }
        .text-light {
            color: var(--color-text-light) !important;
        }
        .text-lighter {
            color: var(--color-text-lighter) !important;
        }
        .text-center {
            text-align: center;
        }
        .mb-sm {
            margin-bottom: var(--space-sm);
        }
        .mb-md {
            margin-bottom: var(--space-md);
        }
        .mb-lg {
            margin-bottom: var(--space-lg);
        }
        .mb-xl {
            margin-bottom: var(--space-xl);
        }
        .mt-sm {
            margin-top: var(--space-sm);
        }
        .mt-md {
            margin-top: var(--space-md);
        }
        .mt-lg {
            margin-top: var(--space-lg);
        }
        .gap-sm {
            gap: var(--space-sm);
        }
        .gap-md {
            gap: var(--space-md);
        }

        /* ===== 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-in-delay-1 {
            animation-delay: 0.1s;
        }
        .animate-in-delay-2 {
            animation-delay: 0.2s;
        }
        .animate-in-delay-3 {
            animation-delay: 0.3s;
        }
        .animate-in-delay-4 {
            animation-delay: 0.4s;
        }

/* roulang page: article */
:root {
            --primary: #8B4513;
            --primary-light: #A0522D;
            --primary-dark: #6B3410;
            --secondary: #D2B48C;
            --secondary-light: #F5DEB3;
            --accent: #CD853F;
            --bg-cream: #FDF8F0;
            --bg-warm: #F5EDE0;
            --bg-dark: #2C1810;
            --bg-card: #FFFBF5;
            --text-dark: #2C1810;
            --text-body: #4A3728;
            --text-muted: #8B7355;
            --text-light: #D2B48C;
            --border-light: #E8DCC8;
            --border-medium: #D2B48C;
            --shadow-sm: 0 2px 8px rgba(139,69,19,0.08);
            --shadow-md: 0 4px 20px rgba(139,69,19,0.12);
            --shadow-lg: 0 8px 40px rgba(139,69,19,0.16);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 32px;
            --font-serif: 'Georgia', 'Times New Roman', serif;
            --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Noto Sans SC', sans-serif;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
        body {
            font-family: var(--font-sans);
            color: var(--text-body);
            background: var(--bg-cream);
            line-height: 1.8;
            font-size: 16px;
        }
        img { max-width: 100%; height: auto; display: block; }
        a { color: var(--primary); text-decoration: none; transition: var(--transition); }
        a:hover { color: var(--primary-light); }
        a:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; border-radius: 4px; }
        .container { max-width: 1200px; padding: 0 24px; margin: 0 auto; }
        @media (max-width: 768px) { .container { padding: 0 16px; } }
        @media (max-width: 520px) { .container { padding: 0 12px; } }

        h1, h2, h3, h4, h5, h6 { font-family: var(--font-serif); color: var(--text-dark); line-height: 1.3; font-weight: 700; }
        h1 { font-size: 2.4rem; }
        h2 { font-size: 2rem; }
        h3 { font-size: 1.5rem; }
        h4 { font-size: 1.25rem; }
        h5 { font-size: 1.1rem; }
        p { margin-bottom: 1.2rem; }
        @media (max-width: 768px) { h1 { font-size: 1.8rem; } h2 { font-size: 1.5rem; } h3 { font-size: 1.25rem; } }

        .btn {
            display: inline-flex; align-items: center; gap: 8px;
            padding: 10px 28px; border-radius: var(--radius-sm);
            font-weight: 600; font-size: 0.95rem;
            border: 2px solid transparent;
            transition: var(--transition); cursor: pointer;
            font-family: var(--font-sans);
        }
        .btn:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }
        .btn-primary {
            background: var(--primary); color: #fff; border-color: var(--primary);
        }
        .btn-primary:hover { background: var(--primary-light); border-color: var(--primary-light); color: #fff; transform: translateY(-2px); box-shadow: 0 4px 16px rgba(139,69,19,0.3); }
        .btn-outline {
            background: transparent; color: var(--primary); border-color: var(--primary);
        }
        .btn-outline:hover { background: var(--primary); color: #fff; transform: translateY(-2px); box-shadow: 0 4px 16px rgba(139,69,19,0.2); }
        .btn-sm { padding: 6px 18px; font-size: 0.85rem; }
        .btn-lg { padding: 14px 36px; font-size: 1.05rem; }

        .badge {
            display: inline-flex; align-items: center; gap: 4px;
            padding: 4px 14px; border-radius: 20px;
            font-size: 0.8rem; font-weight: 600;
            background: var(--secondary-light); color: var(--primary-dark);
            border: 1px solid var(--border-medium);
        }

        .navbar {
            background: var(--bg-dark); padding: 0;
            border-bottom: 3px solid var(--accent);
            position: sticky; top: 0; z-index: 1050;
            box-shadow: 0 2px 20px rgba(44,24,16,0.3);
        }
        .navbar .container { display: flex; align-items: center; justify-content: space-between; min-height: 64px; padding-top: 0; padding-bottom: 0; }
        .navbar-brand {
            display: flex; align-items: center; gap: 10px;
            font-family: var(--font-serif); font-size: 1.35rem; font-weight: 700;
            color: var(--secondary-light); text-decoration: none;
            padding: 10px 0; letter-spacing: 1px;
        }
        .navbar-brand i { color: var(--accent); font-size: 1.3rem; }
        .navbar-brand:hover { color: #fff; }
        .navbar-toggle {
            display: none; background: none; border: none; color: var(--secondary-light);
            font-size: 1.5rem; padding: 8px; cursor: pointer;
        }
        .navbar-toggle:focus-visible { outline: 3px solid var(--accent); border-radius: 4px; }
        .navbar-collapse { display: flex; align-items: center; gap: 32px; }
        .navbar-nav { display: flex; list-style: none; gap: 4px; margin: 0; padding: 0; }
        .nav-link {
            display: block; padding: 8px 16px;
            color: var(--text-light); font-weight: 500; font-size: 0.92rem;
            border-radius: var(--radius-sm); transition: var(--transition);
            letter-spacing: 0.3px; text-decoration: none;
        }
        .nav-link:hover { color: #fff; background: rgba(255,255,255,0.08); }
        .nav-link.active { color: #fff; background: var(--primary); }
        .navbar-cta { display: flex; align-items: center; gap: 16px; }
        .navbar-search { display: flex; align-items: center; background: rgba(255,255,255,0.1); border-radius: 20px; padding: 2px 2px 2px 16px; border: 1px solid rgba(210,180,140,0.2); }
        .navbar-search input { background: none; border: none; color: #fff; padding: 6px 0; font-size: 0.85rem; min-width: 140px; outline: none; }
        .navbar-search input::placeholder { color: rgba(210,180,140,0.6); }
        .navbar-search button { background: var(--accent); border: none; color: #fff; width: 32px; height: 32px; border-radius: 50%; cursor: pointer; transition: var(--transition); }
        .navbar-search button:hover { background: var(--primary-light); }
        .navbar-search button:focus-visible { outline: 3px solid var(--secondary); }
        @media (max-width: 992px) {
            .navbar-toggle { display: block; }
            .navbar-collapse {
                display: none; flex-direction: column; align-items: stretch;
                position: absolute; top: 64px; left: 0; right: 0;
                background: var(--bg-dark); padding: 16px 24px 24px;
                border-bottom: 3px solid var(--accent);
                box-shadow: 0 8px 32px rgba(0,0,0,0.3);
                gap: 16px;
            }
            .navbar-collapse.show { display: flex; }
            .navbar-nav { flex-direction: column; gap: 2px; }
            .navbar-cta { flex-direction: column; gap: 12px; }
            .navbar-search { width: 100%; }
            .navbar-search input { min-width: 0; flex: 1; }
        }
        @media (max-width: 520px) {
            .navbar .container { min-height: 56px; }
            .navbar-brand { font-size: 1.1rem; }
            .navbar-search input { font-size: 0.8rem; }
        }

        .page-header {
            background: var(--bg-warm);
            padding: 40px 0 32px;
            border-bottom: 2px solid var(--border-light);
            position: relative;
        }
        .page-header::before {
            content: ''; position: absolute; top: 0; left: 0; right: 0;
            height: 4px; background: linear-gradient(90deg, var(--primary), var(--accent), var(--secondary));
        }
        .page-header .breadcrumb {
            display: flex; flex-wrap: wrap; gap: 8px; align-items: center;
            font-size: 0.88rem; color: var(--text-muted); margin-bottom: 12px;
            list-style: none; padding: 0;
        }
        .page-header .breadcrumb a { color: var(--primary); }
        .page-header .breadcrumb a:hover { color: var(--primary-light); text-decoration: underline; }
        .page-header .breadcrumb .sep { color: var(--text-muted); margin: 0 4px; }
        .page-header .breadcrumb .current { color: var(--text-muted); }
        .page-header h1 {
            font-size: 2rem; margin-bottom: 8px; color: var(--text-dark);
        }
        .page-header .meta {
            display: flex; flex-wrap: wrap; gap: 16px; align-items: center;
            font-size: 0.9rem; color: var(--text-muted);
        }
        .page-header .meta i { margin-right: 4px; color: var(--accent); }
        @media (max-width: 768px) {
            .page-header { padding: 28px 0 20px; }
            .page-header h1 { font-size: 1.5rem; }
            .page-header .meta { gap: 10px; font-size: 0.82rem; }
        }

        .article-content {
            padding: 48px 0 64px;
        }
        .article-content .main-article {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 48px 56px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            position: relative;
        }
        .article-content .main-article::before {
            content: ''; position: absolute; top: 0; left: 48px; right: 48px;
            height: 3px; background: linear-gradient(90deg, var(--primary), var(--accent), transparent);
            border-radius: 0 0 4px 4px;
        }
        .article-content .main-article .body-text {
            font-size: 1.05rem; line-height: 2; color: var(--text-body);
        }
        .article-content .main-article .body-text p { margin-bottom: 1.6rem; }
        .article-content .main-article .body-text h2,
        .article-content .main-article .body-text h3,
        .article-content .main-article .body-text h4 {
            margin-top: 2rem; margin-bottom: 1rem;
        }
        .article-content .main-article .body-text ul,
        .article-content .main-article .body-text ol {
            margin-bottom: 1.6rem; padding-left: 1.8rem;
        }
        .article-content .main-article .body-text li { margin-bottom: 0.4rem; }
        .article-content .main-article .body-text blockquote {
            border-left: 4px solid var(--accent); padding: 16px 24px;
            margin: 1.6rem 0; background: var(--bg-warm);
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            font-style: italic; color: var(--text-muted);
        }
        .article-content .main-article .body-text img {
            border-radius: var(--radius-sm); margin: 1.6rem auto;
            box-shadow: var(--shadow-md);
        }
        .article-content .main-article .body-text a { text-decoration: underline; }
        .article-content .main-article .body-text a:hover { text-decoration: none; }

        .article-not-found {
            text-align: center; padding: 80px 24px;
            background: var(--bg-card); border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
        }
        .article-not-found i { font-size: 3rem; color: var(--text-muted); margin-bottom: 16px; }
        .article-not-found h2 { font-size: 1.8rem; margin-bottom: 12px; }
        .article-not-found p { color: var(--text-muted); margin-bottom: 24px; }

        .article-sidebar .sidebar-card {
            background: var(--bg-card); border-radius: var(--radius-md);
            padding: 28px; border: 1px solid var(--border-light);
            margin-bottom: 24px; box-shadow: var(--shadow-sm);
        }
        .article-sidebar .sidebar-card h5 {
            font-size: 1.1rem; margin-bottom: 16px;
            padding-bottom: 12px; border-bottom: 2px solid var(--border-light);
            position: relative;
        }
        .article-sidebar .sidebar-card h5::after {
            content: ''; position: absolute; bottom: -2px; left: 0;
            width: 48px; height: 2px; background: var(--primary);
        }
        .article-sidebar .sidebar-list { list-style: none; padding: 0; margin: 0; }
        .article-sidebar .sidebar-list li { margin-bottom: 10px; }
        .article-sidebar .sidebar-list a {
            display: flex; align-items: center; gap: 8px;
            padding: 8px 12px; border-radius: var(--radius-sm);
            color: var(--text-body); font-size: 0.92rem;
            transition: var(--transition);
        }
        .article-sidebar .sidebar-list a:hover {
            background: var(--bg-warm); color: var(--primary);
            padding-left: 16px;
        }
        .article-sidebar .sidebar-list a i { color: var(--accent); font-size: 0.8rem; }
        .article-sidebar .tag-cloud { display: flex; flex-wrap: wrap; gap: 8px; }
        .article-sidebar .tag-cloud a {
            padding: 4px 14px; border-radius: 20px;
            font-size: 0.82rem; font-weight: 500;
            background: var(--bg-warm); color: var(--text-muted);
            border: 1px solid var(--border-light);
            transition: var(--transition);
        }
        .article-sidebar .tag-cloud a:hover {
            background: var(--primary); color: #fff; border-color: var(--primary);
            transform: translateY(-2px);
        }
        @media (max-width: 992px) {
            .article-content .main-article { padding: 32px 28px; }
            .article-content .main-article::before { left: 28px; right: 28px; }
        }
        @media (max-width: 768px) {
            .article-content { padding: 32px 0 48px; }
            .article-content .main-article { padding: 24px 20px; }
            .article-content .main-article .body-text { font-size: 0.98rem; }
            .article-sidebar .sidebar-card { padding: 20px; }
        }
        @media (max-width: 520px) {
            .article-content .main-article { padding: 20px 16px; border-radius: var(--radius-sm); }
            .article-content .main-article::before { left: 16px; right: 16px; }
        }

        .related-section {
            background: var(--bg-warm);
            padding: 48px 0;
            border-top: 2px solid var(--border-light);
            border-bottom: 2px solid var(--border-light);
        }
        .related-section h2 {
            text-align: center; font-size: 1.8rem; margin-bottom: 36px;
            position: relative;
        }
        .related-section h2::after {
            content: ''; display: block; width: 60px; height: 3px;
            background: var(--accent); margin: 12px auto 0;
            border-radius: 2px;
        }
        .related-card {
            background: var(--bg-card); border-radius: var(--radius-md);
            padding: 24px; border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm); transition: var(--transition);
            height: 100%;
        }
        .related-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
        .related-card .cat { font-size: 0.8rem; color: var(--accent); font-weight: 600; margin-bottom: 6px; display: block; }
        .related-card h4 { font-size: 1.05rem; margin-bottom: 8px; }
        .related-card h4 a { color: var(--text-dark); }
        .related-card h4 a:hover { color: var(--primary); }
        .related-card p { font-size: 0.9rem; color: var(--text-muted); margin-bottom: 0; }
        .related-card .date { font-size: 0.82rem; color: var(--text-muted); margin-top: 10px; }
        @media (max-width: 768px) {
            .related-section { padding: 32px 0; }
            .related-section h2 { font-size: 1.4rem; }
        }

        .footer {
            background: var(--bg-dark); color: var(--text-light);
            padding: 56px 0 0;
            border-top: 4px solid var(--accent);
        }
        .footer .footer-grid {
            display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 40px; margin-bottom: 40px;
        }
        .footer .navbar-brand {
            font-size: 1.3rem; color: var(--secondary-light); padding: 0; margin-bottom: 12px;
        }
        .footer .navbar-brand i { color: var(--accent); }
        .footer p { font-size: 0.9rem; color: var(--text-muted); line-height: 1.7; margin-bottom: 16px; }
        .footer h5 { font-family: var(--font-serif); color: var(--secondary-light); font-size: 1rem; margin-bottom: 18px; letter-spacing: 0.5px; }
        .footer .footer-links { display: flex; flex-direction: column; gap: 10px; }
        .footer .footer-links a {
            color: var(--text-muted); font-size: 0.9rem; transition: var(--transition);
        }
        .footer .footer-links a:hover { color: var(--secondary-light); padding-left: 4px; }
        .footer .footer-social { display: flex; gap: 12px; margin-top: 8px; }
        .footer .footer-social a {
            display: flex; align-items: center; justify-content: center;
            width: 40px; height: 40px; border-radius: 50%;
            background: rgba(210,180,140,0.1); color: var(--text-light);
            border: 1px solid rgba(210,180,140,0.15);
            transition: var(--transition); font-size: 1.1rem;
        }
        .footer .footer-social a:hover { background: var(--primary); color: #fff; border-color: var(--primary); transform: translateY(-3px); }
        .footer .footer-bottom {
            border-top: 1px solid rgba(210,180,140,0.15);
            padding: 20px 0; display: flex; justify-content: space-between;
            flex-wrap: wrap; gap: 8px;
            font-size: 0.85rem; color: var(--text-muted);
        }
        .footer .footer-bottom a { color: var(--text-light); }
        .footer .footer-bottom a:hover { color: var(--secondary-light); }
        @media (max-width: 992px) {
            .footer .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
        }
        @media (max-width: 768px) {
            .footer { padding: 40px 0 0; }
            .footer .footer-grid { grid-template-columns: 1fr; gap: 28px; }
            .footer .footer-bottom { flex-direction: column; text-align: center; padding: 16px 0; }
        }
        @media (max-width: 520px) {
            .footer .footer-social { justify-content: center; }
        }

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #c0392b;
            --primary-dark: #a93226;
            --primary-light: #e74c3c;
            --secondary: #2c3e50;
            --secondary-light: #34495e;
            --accent: #f39c12;
            --accent-light: #f1c40f;
            --bg-body: #f5f0eb;
            --bg-card: #ffffff;
            --bg-dark: #1a1a2e;
            --bg-dark-alt: #16213e;
            --text-primary: #1e1e2a;
            --text-secondary: #4a4a5a;
            --text-muted: #7f8c8d;
            --text-light: #f8f9fa;
            --border: #e0d6ce;
            --border-light: #f0e8e0;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 6px 20px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.12);
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            --transition: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        }

        /* ===== 基础 Reset ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-body);
            color: var(--text-primary);
            line-height: 1.7;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
        }

        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: var(--radius-sm);
        }

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

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

        .container {
            max-width: 1200px;
            padding-left: 24px;
            padding-right: 24px;
            margin-left: auto;
            margin-right: auto;
        }

        /* ===== 导航栏 ===== */
        .navbar {
            background: var(--bg-card);
            border-bottom: 1px solid var(--border);
            padding: 0;
            position: sticky;
            top: 0;
            z-index: 1050;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition);
        }
        .navbar.scrolled {
            box-shadow: var(--shadow-md);
        }

        .navbar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 68px;
        }

        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--primary) !important;
            letter-spacing: -0.3px;
            padding: 8px 0;
            transition: opacity var(--transition);
        }
        .navbar-brand i {
            font-size: 1.6rem;
            color: var(--primary);
        }
        .navbar-brand:hover {
            opacity: 0.85;
        }

        .navbar-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.6rem;
            color: var(--text-primary);
            padding: 8px 12px;
            cursor: pointer;
            border-radius: var(--radius-sm);
            transition: background var(--transition);
        }
        .navbar-toggle:hover {
            background: var(--border-light);
        }
        .navbar-toggle:focus-visible {
            outline: 3px solid var(--primary-light);
            outline-offset: 2px;
        }

        .navbar-collapse {
            display: flex;
            align-items: center;
            gap: 32px;
        }

        .navbar-nav {
            display: flex;
            list-style: none;
            margin: 0;
            padding: 0;
            gap: 4px;
        }

        .navbar-nav .nav-link {
            display: block;
            padding: 8px 18px;
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            position: relative;
        }
        .navbar-nav .nav-link:hover {
            color: var(--primary);
            background: rgba(192, 57, 43, 0.06);
        }
        .navbar-nav .nav-link.active {
            color: var(--primary);
            background: rgba(192, 57, 43, 0.1);
            font-weight: 600;
        }
        .navbar-nav .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 18px;
            right: 18px;
            height: 3px;
            background: var(--primary);
            border-radius: 3px 3px 0 0;
        }

        .navbar-cta {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .navbar-search {
            display: flex;
            align-items: center;
            background: var(--bg-body);
            border: 1px solid var(--border);
            border-radius: var(--radius-xl);
            overflow: hidden;
            transition: all var(--transition);
        }
        .navbar-search:focus-within {
            border-color: var(--primary-light);
            box-shadow: 0 0 0 3px rgba(192, 57, 43, 0.15);
        }
        .navbar-search input {
            border: none;
            background: transparent;
            padding: 7px 14px;
            font-size: 0.9rem;
            color: var(--text-primary);
            outline: none;
            min-width: 160px;
        }
        .navbar-search input::placeholder {
            color: var(--text-muted);
        }
        .navbar-search button {
            background: none;
            border: none;
            padding: 7px 14px;
            color: var(--text-muted);
            cursor: pointer;
            transition: color var(--transition);
        }
        .navbar-search button:hover {
            color: var(--primary);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 24px;
            font-weight: 600;
            font-size: 0.95rem;
            border-radius: var(--radius-md);
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            text-decoration: none;
            line-height: 1.4;
        }
        .btn:focus-visible {
            outline: 3px solid var(--primary-light);
            outline-offset: 2px;
        }

        .btn-primary {
            background: var(--primary);
            color: #fff !important;
            box-shadow: 0 4px 12px rgba(192, 57, 43, 0.3);
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            box-shadow: 0 6px 20px rgba(192, 57, 43, 0.4);
            transform: translateY(-2px);
            color: #fff !important;
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(192, 57, 43, 0.3);
        }

        .btn-outline {
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
        }
        .btn-outline:hover {
            background: var(--primary);
            color: #fff !important;
            transform: translateY(-2px);
        }

        .btn-sm {
            padding: 7px 18px;
            font-size: 0.85rem;
            border-radius: var(--radius-sm);
        }

        .btn-lg {
            padding: 14px 36px;
            font-size: 1.1rem;
            border-radius: var(--radius-lg);
        }

        /* ===== Hero 板块 ===== */
        .hero-section {
            background: linear-gradient(135deg, var(--bg-dark) 0%, var(--bg-dark-alt) 100%);
            padding: 80px 0 64px;
            position: relative;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            top: -30%;
            right: -10%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(192, 57, 43, 0.15) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero-section::after {
            content: '';
            position: absolute;
            bottom: -20%;
            left: -5%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(241, 196, 15, 0.08) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

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

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(192, 57, 43, 0.2);
            color: var(--accent-light);
            padding: 6px 18px;
            border-radius: var(--radius-xl);
            font-size: 0.85rem;
            font-weight: 500;
            margin-bottom: 20px;
            border: 1px solid rgba(192, 57, 43, 0.3);
        }

        .hero-title {
            font-size: 3rem;
            font-weight: 800;
            color: var(--text-light);
            line-height: 1.15;
            margin-bottom: 18px;
            letter-spacing: -0.5px;
        }
        .hero-title span {
            color: var(--accent-light);
        }

        .hero-desc {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.75);
            max-width: 600px;
            margin-bottom: 32px;
            line-height: 1.8;
        }

        .hero-stats {
            display: flex;
            gap: 40px;
            flex-wrap: wrap;
            margin-top: 12px;
        }
        .hero-stat {
            text-align: left;
        }
        .hero-stat .num {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--text-light);
            line-height: 1.1;
        }
        .hero-stat .num span {
            color: var(--accent-light);
        }
        .hero-stat .label {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 2px;
        }

        /* ===== 通用板块 ===== */
        .section {
            padding: 70px 0;
        }

        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-header .subtitle {
            display: inline-block;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--primary);
            text-transform: uppercase;
            letter-spacing: 2px;
            margin-bottom: 10px;
        }
        .section-header h2 {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
            letter-spacing: -0.3px;
        }
        .section-header p {
            font-size: 1.05rem;
            color: var(--text-secondary);
            max-width: 620px;
            margin: 0 auto;
        }

        /* ===== 分类标签 ===== */
        .category-tabs {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
            margin-bottom: 40px;
        }
        .category-tab {
            padding: 8px 22px;
            border-radius: var(--radius-xl);
            background: var(--bg-card);
            border: 1px solid var(--border);
            font-weight: 500;
            font-size: 0.9rem;
            color: var(--text-secondary);
            cursor: pointer;
            transition: all var(--transition);
        }
        .category-tab:hover {
            border-color: var(--primary-light);
            color: var(--primary);
            background: rgba(192, 57, 43, 0.04);
        }
        .category-tab.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            box-shadow: 0 4px 12px rgba(192, 57, 43, 0.3);
        }

        /* ===== 赛事卡片 ===== */
        .match-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            padding: 24px;
            transition: all var(--transition);
            box-shadow: var(--shadow-sm);
            height: 100%;
        }
        .match-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: var(--border);
        }

        .match-card .match-tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 3px 12px;
            border-radius: var(--radius-xl);
            margin-bottom: 12px;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }
        .match-tag.tag-football {
            background: #d4edda;
            color: #155724;
        }
        .match-tag.tag-basketball {
            background: #fff3cd;
            color: #856404;
        }
        .match-tag.tag-esports {
            background: #cce5ff;
            color: #004085;
        }
        .match-tag.tag-tennis {
            background: #f8d7da;
            color: #721c24;
        }

        .match-card .match-title {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .match-card .match-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 12px;
        }
        .match-card .match-meta i {
            margin-right: 4px;
            width: 16px;
            text-align: center;
        }
        .match-card .match-desc {
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.7;
            margin-bottom: 16px;
        }
        .match-card .match-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 12px;
            border-top: 1px solid var(--border-light);
        }
        .match-card .match-status {
            font-size: 0.82rem;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: var(--radius-xl);
        }
        .match-status.status-live {
            background: #f8d7da;
            color: #721c24;
            animation: pulse-live 1.5s infinite;
        }
        @keyframes pulse-live {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.6;
            }
        }
        .match-status.status-upcoming {
            background: #d4edda;
            color: #155724;
        }
        .match-status.status-ended {
            background: #e9ecef;
            color: #6c757d;
        }

        .match-card .match-link {
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--primary);
            transition: gap var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .match-card .match-link:hover {
            gap: 8px;
            color: var(--primary-dark);
        }

        /* ===== 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-md);
            padding: 32px 20px;
            text-align: center;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }
        .stat-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .stat-card .stat-icon {
            font-size: 2.2rem;
            color: var(--primary);
            margin-bottom: 12px;
        }
        .stat-card .stat-number {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--text-primary);
            line-height: 1.1;
        }
        .stat-card .stat-number span {
            color: var(--primary);
        }
        .stat-card .stat-label {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-top: 4px;
        }

        /* ===== 赛事流程 ===== */
        .flow-section {
            background: var(--bg-card);
            border-top: 1px solid var(--border-light);
            border-bottom: 1px solid var(--border-light);
        }

        .flow-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            counter-reset: step;
        }
        .flow-step {
            text-align: center;
            position: relative;
            padding: 32px 16px;
        }
        .flow-step::after {
            content: '→';
            position: absolute;
            right: -16px;
            top: 50%;
            transform: translateY(-50%);
            font-size: 2rem;
            color: var(--border);
            font-weight: 300;
        }
        .flow-step:last-child::after {
            display: none;
        }
        .flow-step .step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 16px;
            box-shadow: 0 4px 12px rgba(192, 57, 43, 0.3);
        }
        .flow-step h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
        }
        .flow-step p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin: 0;
            line-height: 1.6;
        }

        /* ===== FAQ ===== */
        .faq-accordion {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:hover {
            border-color: var(--border);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 24px;
            font-weight: 600;
            font-size: 1.05rem;
            color: var(--text-primary);
            cursor: pointer;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            transition: background var(--transition);
            gap: 16px;
        }
        .faq-question:hover {
            background: rgba(192, 57, 43, 0.03);
        }
        .faq-question i {
            color: var(--primary);
            transition: transform var(--transition);
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .faq-question[aria-expanded="true"] i {
            transform: rotate(180deg);
        }
        .faq-answer {
            padding: 0 24px 18px;
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.8;
            display: none;
        }
        .faq-answer.show {
            display: block;
        }
        .faq-answer p:last-child {
            margin-bottom: 0;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            padding: 64px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -20%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(255, 255, 255, 0.06) 0%, transparent 70%);
            border-radius: 50%;
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
        }
        .cta-section h2 {
            font-size: 2.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
        }
        .cta-section p {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 560px;
            margin: 0 auto 28px;
        }
        .cta-section .btn {
            background: #fff;
            color: var(--primary) !important;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
        }
        .cta-section .btn:hover {
            background: var(--accent-light);
            color: var(--text-primary) !important;
            transform: translateY(-3px);
            box-shadow: 0 8px 28px rgba(0, 0, 0, 0.2);
        }

        /* ===== 页脚 ===== */
        .footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.75);
            padding: 56px 0 0;
        }
        .footer .navbar-brand {
            color: #fff !important;
            margin-bottom: 12px;
            font-size: 1.3rem;
        }
        .footer .navbar-brand i {
            color: var(--accent-light);
        }
        .footer p {
            font-size: 0.9rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.6);
            max-width: 360px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer h5 {
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            margin-bottom: 18px;
            letter-spacing: 0.3px;
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.9rem;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .footer-links a:hover {
            color: var(--accent-light);
            transform: translateX(4px);
        }

        .footer-social {
            display: flex;
            gap: 14px;
            margin-top: 18px;
        }
        .footer-social 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: 1.1rem;
            transition: all var(--transition);
        }
        .footer-social a:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-3px);
        }

        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 24px 0;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.6);
        }
        .footer-bottom a:hover {
            color: var(--accent-light);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .hero-title {
                font-size: 2.4rem;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .flow-steps {
                grid-template-columns: repeat(2, 1fr);
            }
            .flow-step::after {
                display: none;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 768px) {
            .navbar-toggle {
                display: block;
            }
            .navbar-collapse {
                display: none;
                flex-direction: column;
                align-items: stretch;
                width: 100%;
                padding: 16px 0 20px;
                gap: 16px;
                border-top: 1px solid var(--border);
                margin-top: 8px;
            }
            .navbar-collapse.open {
                display: flex;
            }
            .navbar-nav {
                flex-direction: column;
                gap: 2px;
            }
            .navbar-nav .nav-link {
                padding: 10px 16px;
                border-radius: var(--radius-sm);
            }
            .navbar-nav .nav-link.active::after {
                display: none;
            }
            .navbar-cta {
                flex-direction: column;
                gap: 12px;
            }
            .navbar-search {
                width: 100%;
            }
            .navbar-search input {
                flex: 1;
                min-width: 0;
            }

            .hero-section {
                padding: 48px 0 40px;
            }
            .hero-title {
                font-size: 1.9rem;
            }
            .hero-desc {
                font-size: 1rem;
            }
            .hero-stats {
                gap: 24px;
            }
            .hero-stat .num {
                font-size: 1.8rem;
            }

            .section {
                padding: 48px 0;
            }
            .section-header h2 {
                font-size: 1.7rem;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .stat-card {
                padding: 24px 16px;
            }
            .stat-card .stat-number {
                font-size: 2rem;
            }

            .flow-steps {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .flow-step {
                padding: 24px 16px;
            }

            .cta-section h2 {
                font-size: 1.7rem;
            }
            .cta-section p {
                font-size: 1rem;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .hero-title {
                font-size: 1.6rem;
            }
            .hero-stats {
                flex-direction: column;
                gap: 16px;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .section-header h2 {
                font-size: 1.4rem;
            }
            .match-card {
                padding: 18px;
            }
            .match-card .match-title {
                font-size: 1.05rem;
            }
            .category-tabs {
                gap: 6px;
            }
            .category-tab {
                padding: 6px 14px;
                font-size: 0.82rem;
            }
            .faq-question {
                padding: 14px 18px;
                font-size: 0.95rem;
            }
            .faq-answer {
                padding: 0 18px 14px;
            }
            .cta-section {
                padding: 40px 0;
            }
            .cta-section h2 {
                font-size: 1.4rem;
            }
            .btn-lg {
                padding: 12px 28px;
                font-size: 1rem;
            }
        }

        /* ===== 辅助 ===== */
        .mt-1 {
            margin-top: 8px;
        }
        .mt-2 {
            margin-top: 16px;
        }
        .mt-3 {
            margin-top: 24px;
        }
        .mt-4 {
            margin-top: 32px;
        }
        .mt-5 {
            margin-top: 48px;
        }
        .mb-1 {
            margin-bottom: 8px;
        }
        .mb-2 {
            margin-bottom: 16px;
        }
        .mb-3 {
            margin-bottom: 24px;
        }
        .mb-4 {
            margin-bottom: 32px;
        }
        .text-center {
            text-align: center;
        }
        .gap-2 {
            gap: 12px;
        }
        .d-flex {
            display: flex;
        }
        .flex-wrap {
            flex-wrap: wrap;
        }
        .align-center {
            align-items: center;
        }
        .justify-center {
            justify-content: center;
        }

/* roulang page: category2 */
/* ===== 设计变量 ===== */
        :root {
            --brand-primary: #b8860b;
            --brand-primary-dark: #8b6508;
            --brand-primary-light: #e6b33d;
            --brand-secondary: #2c1810;
            --brand-bg: #faf6ef;
            --brand-bg-alt: #f0e8da;
            --brand-bg-dark: #1e130c;
            --brand-text: #2c1810;
            --brand-text-light: #7a6a5a;
            --brand-text-inverse: #faf6ef;
            --brand-border: #dcc9b0;
            --brand-shadow: rgba(44, 24, 16, 0.10);
            --brand-shadow-hover: rgba(44, 24, 16, 0.18);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 32px;
            --space-xs: 0.5rem;
            --space-sm: 1rem;
            --space-md: 2rem;
            --space-lg: 3.5rem;
            --space-xl: 5rem;
            --font-sans: 'Segoe UI', system-ui, -apple-system, 'Helvetica Neue', sans-serif;
            --font-serif: 'Georgia', 'Noto Serif SC', serif;
            --transition: 0.28s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        }
        /* ===== 基础 Reset ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-sans);
            background-color: var(--brand-bg);
            color: var(--brand-text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: var(--brand-primary-dark);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--brand-primary);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }
        button,
        input,
        textarea {
            font-family: inherit;
        }
        /* ===== 容器 ===== */
        .container {
            max-width: 1240px;
            padding-left: 1.25rem;
            padding-right: 1.25rem;
            margin-left: auto;
            margin-right: auto;
        }
        /* ===== 导航 ===== */
        .navbar {
            background: var(--brand-secondary);
            padding: 0.6rem 0;
            border-bottom: 3px solid var(--brand-primary);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
            position: sticky;
            top: 0;
            z-index: 1050;
            backdrop-filter: blur(2px);
        }
        .navbar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--brand-primary-light);
            letter-spacing: 1px;
            font-family: var(--font-serif);
            text-shadow: 2px 2px 0 rgba(0, 0, 0, 0.3);
        }
        .navbar-brand i {
            font-size: 1.8rem;
            color: var(--brand-primary);
        }
        .navbar-brand:hover {
            color: #f5d78e;
        }
        .navbar-toggle {
            display: none;
            background: none;
            border: 2px solid var(--brand-border);
            color: var(--brand-text-inverse);
            font-size: 1.6rem;
            padding: 0.3rem 0.8rem;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: var(--transition);
        }
        .navbar-toggle:hover {
            border-color: var(--brand-primary-light);
            color: var(--brand-primary-light);
        }
        .navbar-collapse {
            display: flex;
            align-items: center;
            gap: 1.5rem;
            flex-wrap: wrap;
        }
        .navbar-nav {
            display: flex;
            list-style: none;
            margin: 0;
            padding: 0;
            gap: 0.25rem;
        }
        .navbar-nav .nav-link {
            display: block;
            padding: 0.6rem 1.2rem;
            color: rgba(250, 246, 239, 0.85);
            font-weight: 500;
            font-size: 1rem;
            border-radius: var(--radius-sm);
            transition: var(--transition);
            position: relative;
            letter-spacing: 0.3px;
        }
        .navbar-nav .nav-link::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 1.2rem;
            right: 1.2rem;
            height: 2px;
            background: var(--brand-primary-light);
            transform: scaleX(0);
            transition: transform var(--transition);
        }
        .navbar-nav .nav-link:hover {
            color: #fff;
            background: rgba(184, 134, 11, 0.18);
        }
        .navbar-nav .nav-link:hover::after {
            transform: scaleX(1);
        }
        .navbar-nav .nav-link.active {
            color: #fff;
            background: rgba(184, 134, 11, 0.25);
        }
        .navbar-nav .nav-link.active::after {
            transform: scaleX(1);
        }
        .navbar-cta {
            display: flex;
            align-items: center;
            gap: 1rem;
            flex-wrap: wrap;
        }
        .navbar-search {
            display: flex;
            align-items: center;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(220, 201, 176, 0.3);
            border-radius: 40px;
            overflow: hidden;
            transition: var(--transition);
        }
        .navbar-search:focus-within {
            border-color: var(--brand-primary-light);
            background: rgba(255, 255, 255, 0.18);
        }
        .navbar-search input {
            background: transparent;
            border: none;
            padding: 0.45rem 1rem;
            color: #fff;
            font-size: 0.9rem;
            outline: none;
            min-width: 140px;
        }
        .navbar-search input::placeholder {
            color: rgba(250, 246, 239, 0.5);
        }
        .navbar-search button {
            background: transparent;
            border: none;
            color: var(--brand-primary-light);
            padding: 0.45rem 1rem 0.45rem 0.5rem;
            cursor: pointer;
            transition: var(--transition);
        }
        .navbar-search button:hover {
            color: #fff;
        }
        .btn-primary {
            background: var(--brand-primary);
            border: none;
            color: #fff;
            font-weight: 600;
            padding: 0.5rem 1.4rem;
            border-radius: 40px;
            transition: var(--transition);
            font-size: 0.9rem;
            letter-spacing: 0.4px;
            box-shadow: 0 2px 10px rgba(184, 134, 11, 0.3);
        }
        .btn-primary:hover {
            background: var(--brand-primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(184, 134, 11, 0.4);
        }
        .btn-primary:active {
            transform: translateY(0);
        }
        .btn-outline-light {
            border: 2px solid var(--brand-border);
            color: var(--brand-text);
            background: transparent;
            font-weight: 600;
            padding: 0.5rem 1.6rem;
            border-radius: 40px;
            transition: var(--transition);
        }
        .btn-outline-light:hover {
            background: var(--brand-primary);
            border-color: var(--brand-primary);
            color: #fff;
            transform: translateY(-2px);
        }
        .btn-sm {
            padding: 0.35rem 1.1rem;
            font-size: 0.85rem;
        }
        /* ===== Hero 分类首屏 ===== */
        .hero-category {
            background: var(--brand-bg-dark);
            padding: var(--space-xl) 0 var(--space-lg);
            position: relative;
            overflow: hidden;
            border-bottom: 4px solid var(--brand-primary);
        }
        .hero-category::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 20% 40%, rgba(184, 134, 11, 0.12) 0%, transparent 60%),
                radial-gradient(ellipse at 80% 70%, rgba(44, 24, 16, 0.6) 0%, transparent 50%);
            pointer-events: none;
        }
        .hero-category .container {
            position: relative;
            z-index: 1;
        }
        .hero-category .breadcrumb-custom {
            display: flex;
            gap: 0.5rem;
            align-items: center;
            font-size: 0.9rem;
            color: rgba(250, 246, 239, 0.6);
            margin-bottom: 1.5rem;
        }
        .hero-category .breadcrumb-custom a {
            color: rgba(250, 246, 239, 0.7);
        }
        .hero-category .breadcrumb-custom a:hover {
            color: var(--brand-primary-light);
        }
        .hero-category .breadcrumb-custom .sep {
            color: rgba(250, 246, 239, 0.3);
        }
        .hero-category h1 {
            font-family: var(--font-serif);
            font-size: 3.2rem;
            font-weight: 800;
            color: var(--brand-text-inverse);
            line-height: 1.2;
            margin-bottom: 0.75rem;
            text-shadow: 0 2px 12px rgba(0, 0, 0, 0.5);
        }
        .hero-category h1 i {
            color: var(--brand-primary-light);
            margin-right: 0.5rem;
        }
        .hero-category .hero-lead {
            font-size: 1.2rem;
            color: rgba(250, 246, 239, 0.8);
            max-width: 680px;
            line-height: 1.8;
            margin-bottom: 1.8rem;
        }
        .hero-category .hero-stats {
            display: flex;
            gap: 2.5rem;
            flex-wrap: wrap;
            margin-top: 1.2rem;
        }
        .hero-category .hero-stats .stat-item {
            display: flex;
            flex-direction: column;
        }
        .hero-category .hero-stats .stat-number {
            font-size: 2rem;
            font-weight: 800;
            color: var(--brand-primary-light);
            font-family: var(--font-serif);
            line-height: 1.2;
        }
        .hero-category .hero-stats .stat-label {
            font-size: 0.85rem;
            color: rgba(250, 246, 239, 0.6);
            letter-spacing: 0.5px;
        }
        /* ===== 板块通用 ===== */
        .section {
            padding: var(--space-xl) 0;
        }
        .section-alt {
            background: var(--brand-bg-alt);
        }
        .section-dark {
            background: var(--brand-bg-dark);
            color: var(--brand-text-inverse);
        }
        .section-title {
            font-family: var(--font-serif);
            font-size: 2.2rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
            position: relative;
        }
        .section-title .highlight {
            color: var(--brand-primary);
        }
        .section-subtitle {
            color: var(--brand-text-light);
            font-size: 1.1rem;
            max-width: 640px;
            margin-bottom: var(--space-md);
        }
        .section-dark .section-subtitle {
            color: rgba(250, 246, 239, 0.6);
        }
        .section-title-rule {
            width: 60px;
            height: 3px;
            background: var(--brand-primary);
            border-radius: 4px;
            margin: 0.75rem 0 1.5rem 0;
        }
        /* ===== 百科分类筛选标签 ===== */
        .filter-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem;
            margin-bottom: var(--space-md);
        }
        .filter-tag {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.4rem 1.2rem;
            background: var(--brand-bg);
            border: 1px solid var(--brand-border);
            border-radius: 40px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--brand-text);
            cursor: pointer;
            transition: var(--transition);
        }
        .filter-tag:hover {
            border-color: var(--brand-primary);
            background: rgba(184, 134, 11, 0.08);
        }
        .filter-tag.active {
            background: var(--brand-primary);
            border-color: var(--brand-primary);
            color: #fff;
        }
        .filter-tag i {
            font-size: 0.8rem;
        }
        /* ===== 百科卡片 ===== */
        .encyclopedia-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.8rem;
        }
        .encyclopedia-card {
            background: #fff;
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: 0 4px 16px var(--brand-shadow);
            transition: var(--transition);
            border: 1px solid rgba(220, 201, 176, 0.3);
            display: flex;
            flex-direction: column;
        }
        .encyclopedia-card:hover {
            transform: translateY(-6px);
            box-shadow: 0 12px 36px var(--brand-shadow-hover);
            border-color: var(--brand-primary-light);
        }
        .encyclopedia-card .card-img {
            height: 200px;
            overflow: hidden;
            position: relative;
            background: var(--brand-bg-alt);
        }
        .encyclopedia-card .card-img .placeholder-img {
            width: 100%;
            height: 100%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 3.2rem;
            color: var(--brand-primary);
            background: linear-gradient(145deg, var(--brand-bg), var(--brand-bg-alt));
        }
        .encyclopedia-card .card-img .card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--brand-secondary);
            color: var(--brand-text-inverse);
            padding: 0.2rem 0.9rem;
            border-radius: 40px;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.3px;
            border: 1px solid rgba(184, 134, 11, 0.4);
        }
        .encyclopedia-card .card-body {
            padding: 1.5rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .encyclopedia-card .card-body h3 {
            font-size: 1.25rem;
            font-weight: 700;
            font-family: var(--font-serif);
            margin-bottom: 0.6rem;
            line-height: 1.4;
        }
        .encyclopedia-card .card-body h3 a {
            color: var(--brand-text);
        }
        .encyclopedia-card .card-body h3 a:hover {
            color: var(--brand-primary);
        }
        .encyclopedia-card .card-body p {
            color: var(--brand-text-light);
            font-size: 0.95rem;
            flex: 1;
            margin-bottom: 1rem;
            line-height: 1.7;
        }
        .encyclopedia-card .card-body .card-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.85rem;
            color: var(--brand-text-light);
            border-top: 1px solid var(--brand-border);
            padding-top: 0.9rem;
            margin-top: auto;
        }
        .encyclopedia-card .card-body .card-meta .read-more {
            font-weight: 600;
            color: var(--brand-primary-dark);
        }
        .encyclopedia-card .card-body .card-meta .read-more:hover {
            color: var(--brand-primary);
        }
        /* ===== 深度解读区 ===== */
        .featured-article {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2.5rem;
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: 0 8px 32px var(--brand-shadow);
            border: 1px solid var(--brand-border);
        }
        .featured-article .featured-img {
            min-height: 340px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(145deg, var(--brand-bg-alt), #e8ddcc);
            font-size: 5rem;
            color: var(--brand-primary);
        }
        .featured-article .featured-content {
            padding: 2.5rem 2.5rem 2.5rem 0;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .featured-article .featured-content .badge-featured {
            display: inline-block;
            background: var(--brand-primary);
            color: #fff;
            padding: 0.2rem 1.2rem;
            border-radius: 40px;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.5px;
            margin-bottom: 0.8rem;
            align-self: flex-start;
        }
        .featured-article .featured-content h2 {
            font-family: var(--font-serif);
            font-size: 1.9rem;
            font-weight: 700;
            margin-bottom: 0.8rem;
        }
        .featured-article .featured-content p {
            color: var(--brand-text-light);
            font-size: 1.05rem;
            line-height: 1.8;
            margin-bottom: 1.2rem;
        }
        /* ===== 最新条目列表 ===== */
        .entry-list {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .entry-item {
            display: flex;
            align-items: center;
            gap: 1.2rem;
            background: #fff;
            padding: 1.2rem 1.5rem;
            border-radius: var(--radius-md);
            box-shadow: 0 2px 10px var(--brand-shadow);
            border: 1px solid rgba(220, 201, 176, 0.2);
            transition: var(--transition);
        }
        .entry-item:hover {
            transform: translateX(4px);
            box-shadow: 0 6px 20px var(--brand-shadow-hover);
            border-color: var(--brand-primary-light);
        }
        .entry-item .entry-icon {
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: var(--brand-bg-alt);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--brand-primary);
            flex-shrink: 0;
        }
        .entry-item .entry-info {
            flex: 1;
        }
        .entry-item .entry-info h4 {
            font-size: 1.1rem;
            font-weight: 600;
            margin-bottom: 0.15rem;
        }
        .entry-item .entry-info h4 a {
            color: var(--brand-text);
        }
        .entry-item .entry-info h4 a:hover {
            color: var(--brand-primary);
        }
        .entry-item .entry-info .entry-desc {
            font-size: 0.9rem;
            color: var(--brand-text-light);
        }
        .entry-item .entry-meta {
            font-size: 0.85rem;
            color: var(--brand-text-light);
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
        .entry-item .entry-meta .tag-sm {
            background: var(--brand-bg-alt);
            padding: 0.15rem 0.7rem;
            border-radius: 40px;
            font-size: 0.75rem;
            color: var(--brand-text-light);
        }
        /* ===== FAQ ===== */
        .faq-accordion .accordion-item {
            background: transparent;
            border: none;
            border-bottom: 1px solid var(--brand-border);
            padding: 0.6rem 0;
        }
        .faq-accordion .accordion-button {
            background: transparent;
            box-shadow: none;
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--brand-text);
            padding: 0.8rem 0;
            border: none;
            border-radius: 0;
            font-family: var(--font-sans);
        }
        .faq-accordion .accordion-button::after {
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23b8860b'%3E%3Cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3E%3C/svg%3E");
            transition: var(--transition);
        }
        .faq-accordion .accordion-button:not(.collapsed) {
            color: var(--brand-primary-dark);
            background: transparent;
        }
        .faq-accordion .accordion-button:not(.collapsed)::after {
            transform: rotate(-180deg);
        }
        .faq-accordion .accordion-body {
            padding: 0.5rem 0 1rem 0;
            color: var(--brand-text-light);
            font-size: 0.98rem;
            line-height: 1.8;
        }
        /* ===== CTA ===== */
        .cta-box {
            background: var(--brand-secondary);
            border-radius: var(--radius-lg);
            padding: var(--space-lg) var(--space-md);
            text-align: center;
            border: 2px solid var(--brand-primary);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
            position: relative;
            overflow: hidden;
        }
        .cta-box::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 50%, rgba(184, 134, 11, 0.08) 0%, transparent 60%);
            pointer-events: none;
        }
        .cta-box .cta-content {
            position: relative;
            z-index: 1;
        }
        .cta-box h2 {
            font-family: var(--font-serif);
            font-size: 2rem;
            font-weight: 700;
            color: var(--brand-text-inverse);
            margin-bottom: 0.6rem;
        }
        .cta-box p {
            font-size: 1.1rem;
            color: rgba(250, 246, 239, 0.7);
            max-width: 600px;
            margin: 0 auto 1.5rem;
        }
        .cta-box .btn-primary {
            font-size: 1.1rem;
            padding: 0.7rem 2.5rem;
        }
        /* ===== 页脚 ===== */
        .footer {
            background: var(--brand-bg-dark);
            color: rgba(250, 246, 239, 0.8);
            padding: var(--space-lg) 0 var(--space-md);
            border-top: 3px solid var(--brand-primary);
        }
        .footer .navbar-brand {
            font-size: 1.4rem;
            margin-bottom: 0.6rem;
            display: inline-flex;
        }
        .footer p {
            font-size: 0.95rem;
            color: rgba(250, 246, 239, 0.55);
            max-width: 360px;
            line-height: 1.7;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 2.5rem;
            margin-bottom: var(--space-md);
        }
        .footer h5 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--brand-primary-light);
            margin-bottom: 1rem;
            letter-spacing: 0.3px;
        }
        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }
        .footer-links a {
            color: rgba(250, 246, 239, 0.6);
            font-size: 0.92rem;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: var(--brand-primary-light);
            padding-left: 4px;
        }
        .footer-social {
            display: flex;
            gap: 0.9rem;
            margin-top: 1rem;
        }
        .footer-social 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(250, 246, 239, 0.6);
            font-size: 1.2rem;
            transition: var(--transition);
        }
        .footer-social a:hover {
            background: var(--brand-primary);
            color: #fff;
            transform: translateY(-3px);
        }
        .footer-bottom {
            border-top: 1px solid rgba(220, 201, 176, 0.15);
            padding-top: 1.5rem;
            margin-top: 1.5rem;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.8rem;
            font-size: 0.85rem;
            color: rgba(250, 246, 239, 0.45);
        }
        .footer-bottom a {
            color: rgba(250, 246, 239, 0.55);
        }
        .footer-bottom a:hover {
            color: var(--brand-primary-light);
        }
        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .encyclopedia-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .featured-article {
                grid-template-columns: 1fr;
            }
            .featured-article .featured-content {
                padding: 1.5rem 2rem 2rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 2rem;
            }
        }
        @media (max-width: 768px) {
            .navbar-toggle {
                display: block;
            }
            .navbar-collapse {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                padding-top: 1rem;
                gap: 0.8rem;
            }
            .navbar-collapse.show {
                display: flex;
            }
            .navbar-nav {
                flex-direction: column;
                width: 100%;
                gap: 0.15rem;
            }
            .navbar-nav .nav-link {
                padding: 0.6rem 1rem;
                border-radius: var(--radius-sm);
            }
            .navbar-nav .nav-link::after {
                display: none;
            }
            .navbar-cta {
                flex-direction: column;
                width: 100%;
                gap: 0.8rem;
            }
            .navbar-search {
                width: 100%;
            }
            .navbar-search input {
                flex: 1;
                min-width: 0;
            }
            .hero-category h1 {
                font-size: 2.2rem;
            }
            .hero-category .hero-lead {
                font-size: 1rem;
            }
            .hero-category .hero-stats {
                gap: 1.5rem;
            }
            .hero-category .hero-stats .stat-number {
                font-size: 1.6rem;
            }
            .section-title {
                font-size: 1.7rem;
            }
            .encyclopedia-grid {
                grid-template-columns: 1fr;
                gap: 1.2rem;
            }
            .filter-tags {
                gap: 0.4rem;
            }
            .filter-tag {
                font-size: 0.8rem;
                padding: 0.3rem 0.9rem;
            }
            .featured-article .featured-content h2 {
                font-size: 1.5rem;
            }
            .entry-item {
                flex-wrap: wrap;
                gap: 0.8rem;
            }
            .entry-item .entry-meta {
                white-space: normal;
                width: 100%;
                justify-content: flex-start;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .cta-box h2 {
                font-size: 1.5rem;
            }
        }
        @media (max-width: 520px) {
            .hero-category h1 {
                font-size: 1.7rem;
            }
            .hero-category .hero-stats {
                gap: 1.2rem;
            }
            .hero-category .hero-stats .stat-item {
                min-width: 70px;
            }
            .section {
                padding: var(--space-lg) 0;
            }
            .featured-article .featured-content {
                padding: 1.2rem 1.2rem 1.5rem;
            }
            .encyclopedia-card .card-body {
                padding: 1.2rem;
            }
            .entry-item {
                padding: 0.9rem 1.1rem;
            }
        }
        /* ===== 工具类 ===== */
        .text-brand {
            color: var(--brand-primary);
        }
        .bg-brand-soft {
            background: rgba(184, 134, 11, 0.06);
        }
        .gap-sm {
            gap: 0.6rem;
        }
        .gap-md {
            gap: 1.2rem;
        }
        .mt-2 {
            margin-top: 0.6rem;
        }
        .mb-1 {
            margin-bottom: 0.3rem;
        }
        .fw-600 {
            font-weight: 600;
        }
        .fade-in {
            animation: fadeIn 0.6s ease-out;
        }
        @keyframes fadeIn {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }