/* roulang page: index */
/* ===== Design Variables ===== */
        :root {
            --primary: #FF6B35;
            --primary-dark: #E55A2B;
            --primary-light: #FFF0EA;
            --secondary: #00B894;
            --secondary-dark: #00A381;
            --secondary-light: #E6F9F5;
            --accent: #6C5CE7;
            --accent-light: #F0EDFF;
            --bg-body: #F8FAFC;
            --bg-white: #FFFFFF;
            --bg-gray: #F1F4F8;
            --text-primary: #1A202C;
            --text-secondary: #4A5568;
            --text-muted: #A0AEC0;
            --border-color: #E2E8F0;
            --border-radius: 12px;
            --border-radius-sm: 8px;
            --border-radius-lg: 20px;
            --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
            --shadow-md: 0 8px 30px rgba(0,0,0,0.08);
            --shadow-lg: 0 20px 60px rgba(0,0,0,0.10);
            --shadow-hover: 0 16px 48px rgba(0,0,0,0.12);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
            --max-width: 1200px;
            --header-top-bg: #1A202C;
            --nav-bg: #FFFFFF;
            --footer-bg: #1A202C;
            --footer-text: #CBD5E0;
        }

        /* ===== Reset & Base ===== */
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-primary);
            background: var(--bg-body);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img { max-width: 100%; height: auto; display: block; }
        a { color: var(--primary); text-decoration: none; transition: var(--transition); }
        a:hover { color: var(--primary-dark); }
        a:focus-visible { outline: 3px solid var(--primary); outline-offset: 2px; border-radius: 4px; }
        button, input, textarea, select { font-family: inherit; font-size: inherit; }
        ul, ol { list-style: none; }
        h1, h2, h3, h4, h5, h6 { line-height: 1.3; font-weight: 700; color: var(--text-primary); }
        h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); }
        h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); }
        h3 { font-size: clamp(1.2rem, 2.5vw, 1.6rem); }
        p { margin-bottom: 1rem; color: var(--text-secondary); }

        /* ===== Container ===== */
        .container-custom {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }
        @media screen and (max-width: 640px) {
            .container-custom { padding: 0 16px; }
        }

        /* ===== Utility ===== */
        .section-padding { padding: 80px 0; }
        .section-padding-sm { padding: 48px 0; }
        .text-center { text-align: center; }
        .mb-1 { margin-bottom: 0.5rem; }
        .mb-2 { margin-bottom: 1rem; }
        .mb-3 { margin-bottom: 1.5rem; }
        .mb-4 { margin-bottom: 2rem; }
        .mb-5 { margin-bottom: 3rem; }
        .mt-2 { margin-top: 1rem; }
        .mt-4 { margin-top: 2rem; }
        .gap-1 { gap: 0.5rem; }
        .gap-2 { gap: 1rem; }
        .gap-3 { gap: 1.5rem; }
        .gap-4 { gap: 2rem; }
        .flex-center { display: flex; align-items: center; justify-content: center; }
        .flex-between { display: flex; align-items: center; justify-content: space-between; }
        .flex-wrap { flex-wrap: wrap; }
        .grid-2, .grid-3, .grid-4 { display: grid; gap: 24px; }
        .grid-2 { grid-template-columns: repeat(2, 1fr); }
        .grid-3 { grid-template-columns: repeat(3, 1fr); }
        .grid-4 { grid-template-columns: repeat(4, 1fr); }
        @media screen and (max-width: 1024px) {
            .grid-4 { grid-template-columns: repeat(2, 1fr); }
        }
        @media screen and (max-width: 768px) {
            .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
            .section-padding { padding: 48px 0; }
            .section-padding-sm { padding: 32px 0; }
        }

        /* ===== Section Title ===== */
        .section-title {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-title h2 {
            position: relative;
            display: inline-block;
            margin-bottom: 12px;
        }
        .section-title h2::after {
            content: '';
            display: block;
            width: 60px;
            height: 4px;
            background: var(--primary);
            border-radius: 4px;
            margin: 12px auto 0;
        }
        .section-title p {
            font-size: 1.1rem;
            color: var(--text-secondary);
            max-width: 600px;
            margin: 12px auto 0;
        }

        /* ===== Top Bar ===== */
        .top-bar {
            background: var(--header-top-bg);
            color: #CBD5E0;
            font-size: 0.85rem;
            padding: 8px 0;
        }
        .top-bar .container-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px;
        }
        .top-bar a {
            color: #CBD5E0;
            font-size: 0.85rem;
        }
        .top-bar a:hover { color: #FFFFFF; }
        .top-bar .topbar-left { display: flex; align-items: center; gap: 16px; }
        .top-bar .topbar-left i { margin-right: 4px; color: var(--primary); }
        .top-bar .topbar-right { display: flex; align-items: center; gap: 16px; }
        @media screen and (max-width: 640px) {
            .top-bar .container-custom { justify-content: center; text-align: center; }
            .top-bar .topbar-left, .top-bar .topbar-right { width: 100%; justify-content: center; }
        }

        /* ===== Header / Nav ===== */
        .site-header {
            background: var(--nav-bg);
            box-shadow: 0 2px 20px rgba(0,0,0,0.06);
            position: sticky;
            top: 0;
            z-index: 1000;
            transition: var(--transition);
        }
        .site-header.scrolled {
            box-shadow: 0 4px 30px rgba(0,0,0,0.10);
        }
        .site-header .container-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }
        .site-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--text-primary);
        }
        .site-logo .logo-icon {
            width: 40px;
            height: 40px;
            background: var(--primary);
            color: #fff;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
        }
        .site-logo span { color: var(--primary); }
        .site-logo:hover { color: var(--text-primary); }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-menu a {
            padding: 8px 18px;
            border-radius: 8px;
            color: var(--text-secondary);
            font-weight: 500;
            font-size: 0.95rem;
            transition: var(--transition);
            position: relative;
        }
        .nav-menu a:hover,
        .nav-menu a.active {
            color: var(--primary);
            background: var(--primary-light);
        }
        .nav-menu a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--primary);
            border-radius: 4px;
        }
        .nav-cta a {
            background: var(--primary);
            color: #fff !important;
            padding: 10px 24px !important;
            border-radius: 30px !important;
            font-weight: 600;
        }
        .nav-cta a:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(255,107,53,0.35);
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.6rem;
            color: var(--text-primary);
            cursor: pointer;
            padding: 8px;
            border-radius: 8px;
            transition: var(--transition);
        }
        .nav-toggle:hover { background: var(--bg-gray); }

        @media screen and (max-width: 900px) {
            .nav-toggle { display: block; }
            .nav-menu {
                display: none;
                position: absolute;
                top: 72px;
                left: 0;
                right: 0;
                background: var(--nav-bg);
                box-shadow: 0 20px 40px rgba(0,0,0,0.12);
                padding: 20px 24px;
                flex-direction: column;
                align-items: stretch;
                gap: 4px;
                border-top: 1px solid var(--border-color);
            }
            .nav-menu.open { display: flex; }
            .nav-menu a {
                padding: 14px 18px;
                border-radius: 8px;
            }
            .nav-menu a.active::after { display: none; }
            .nav-cta a { text-align: center; }
        }
        @media screen and (max-width: 480px) {
            .site-logo { font-size: 1.2rem; }
            .site-logo .logo-icon { width: 34px; height: 34px; font-size: 1rem; }
        }

        /* ===== Hero Section ===== */
        .hero {
            position: relative;
            min-height: 85vh;
            display: flex;
            align-items: center;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            color: #fff;
            overflow: hidden;
        }
        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26,32,44,0.80) 0%, rgba(26,32,44,0.40) 100%);
            z-index: 1;
        }
        .hero .container-custom {
            position: relative;
            z-index: 2;
            width: 100%;
        }
        .hero-content {
            max-width: 700px;
        }
        .hero-content .hero-badge {
            display: inline-block;
            background: rgba(255,107,53,0.25);
            backdrop-filter: blur(8px);
            border: 1px solid rgba(255,255,255,0.15);
            padding: 6px 18px;
            border-radius: 30px;
            font-size: 0.85rem;
            font-weight: 500;
            color: #fff;
            margin-bottom: 20px;
            letter-spacing: 0.5px;
        }
        .hero-content h1 {
            font-size: clamp(2.4rem, 6vw, 4rem);
            font-weight: 800;
            color: #fff;
            line-height: 1.15;
            margin-bottom: 20px;
        }
        .hero-content h1 span {
            background: linear-gradient(135deg, var(--primary), #FFB347);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero-content p {
            font-size: 1.2rem;
            color: rgba(255,255,255,0.85);
            max-width: 560px;
            margin-bottom: 32px;
            line-height: 1.7;
        }
        .hero-actions {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .hero-actions .btn-primary {
            background: var(--primary);
            color: #fff;
            padding: 16px 40px;
            border-radius: 40px;
            font-weight: 700;
            font-size: 1.05rem;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }
        .hero-actions .btn-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-3px);
            box-shadow: 0 16px 40px rgba(255,107,53,0.45);
        }
        .hero-actions .btn-outline {
            background: transparent;
            color: #fff;
            padding: 15px 36px;
            border-radius: 40px;
            font-weight: 600;
            font-size: 1.05rem;
            border: 2px solid rgba(255,255,255,0.35);
            cursor: pointer;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .hero-actions .btn-outline:hover {
            border-color: #fff;
            background: rgba(255,255,255,0.10);
            transform: translateY(-3px);
        }
        .hero-stats {
            display: flex;
            gap: 40px;
            margin-top: 48px;
            flex-wrap: wrap;
        }
        .hero-stats .stat-item {
            text-align: center;
        }
        .hero-stats .stat-item .num {
            font-size: 2rem;
            font-weight: 800;
            color: #fff;
        }
        .hero-stats .stat-item .label {
            font-size: 0.85rem;
            color: rgba(255,255,255,0.7);
            margin-top: 2px;
        }
        @media screen and (max-width: 768px) {
            .hero { min-height: 70vh; }
            .hero-content h1 { font-size: 2rem; }
            .hero-content p { font-size: 1rem; }
            .hero-actions .btn-primary,
            .hero-actions .btn-outline { padding: 14px 28px; font-size: 0.95rem; }
            .hero-stats { gap: 24px; }
            .hero-stats .stat-item .num { font-size: 1.6rem; }
        }
        @media screen and (max-width: 480px) {
            .hero { min-height: 60vh; }
            .hero-stats { flex-direction: column; gap: 16px; align-items: flex-start; }
            .hero-stats .stat-item { text-align: left; display: flex; gap: 12px; align-items: baseline; }
        }

        /* ===== About / Intro Section ===== */
        .intro-section {
            background: var(--bg-white);
        }
        .intro-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }
        .intro-image {
            border-radius: var(--border-radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
        }
        .intro-image img {
            width: 100%;
            height: 420px;
            object-fit: cover;
            transition: var(--transition);
        }
        .intro-image:hover img { transform: scale(1.03); }
        .intro-text h2 { margin-bottom: 16px; }
        .intro-text p { margin-bottom: 16px; }
        .intro-text .feature-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px;
            margin-top: 20px;
        }
        .intro-text .feature-list li {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.95rem;
            color: var(--text-secondary);
        }
        .intro-text .feature-list li i {
            color: var(--secondary);
            font-size: 1.1rem;
        }
        @media screen and (max-width: 768px) {
            .intro-grid { grid-template-columns: 1fr; gap: 32px; }
            .intro-image img { height: 260px; }
            .intro-text .feature-list { grid-template-columns: 1fr; }
        }

        /* ===== Categories Section ===== */
        .categories-section {
            background: var(--bg-gray);
        }
        .category-cards {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .category-card {
            background: var(--bg-white);
            border-radius: var(--border-radius);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            cursor: pointer;
            position: relative;
        }
        .category-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
        }
        .category-card .card-img {
            height: 220px;
            overflow: hidden;
        }
        .category-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }
        .category-card:hover .card-img img { transform: scale(1.06); }
        .category-card .card-body {
            padding: 24px;
        }
        .category-card .card-body h3 {
            font-size: 1.3rem;
            margin-bottom: 8px;
        }
        .category-card .card-body p {
            font-size: 0.95rem;
            color: var(--text-secondary);
            margin-bottom: 16px;
        }
        .category-card .card-body .card-tag {
            display: inline-block;
            background: var(--primary-light);
            color: var(--primary);
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
        }
        .category-card .card-body .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--primary);
            font-weight: 600;
            font-size: 0.95rem;
            margin-top: 8px;
        }
        .category-card .card-body .card-link i { transition: var(--transition); }
        .category-card:hover .card-body .card-link i { transform: translateX(4px); }
        @media screen and (max-width: 768px) {
            .category-cards { grid-template-columns: 1fr; }
            .category-card .card-img { height: 180px; }
        }

        /* ===== Features / Stats Section ===== */
        .features-section {
            background: var(--bg-white);
        }
        .features-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .feature-item {
            text-align: center;
            padding: 32px 20px;
            border-radius: var(--border-radius);
            background: var(--bg-body);
            transition: var(--transition);
            border: 1px solid transparent;
        }
        .feature-item:hover {
            border-color: var(--border-color);
            box-shadow: var(--shadow-sm);
            transform: translateY(-4px);
        }
        .feature-item .icon {
            width: 64px;
            height: 64px;
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 1.6rem;
            color: #fff;
        }
        .feature-item .icon.orange { background: var(--primary); }
        .feature-item .icon.green { background: var(--secondary); }
        .feature-item .icon.purple { background: var(--accent); }
        .feature-item .icon.blue { background: #3498DB; }
        .feature-item h4 { font-size: 1.1rem; margin-bottom: 8px; }
        .feature-item p { font-size: 0.9rem; margin-bottom: 0; }
        @media screen and (max-width: 1024px) {
            .features-grid { grid-template-columns: repeat(2, 1fr); }
        }
        @media screen and (max-width: 480px) {
            .features-grid { grid-template-columns: 1fr; }
            .feature-item { padding: 24px 16px; }
        }

        /* ===== Latest Posts Section (CMS) ===== */
        .posts-section {
            background: var(--bg-gray);
        }
        .posts-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .post-card {
            background: var(--bg-white);
            border-radius: var(--border-radius);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        .post-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
        }
        .post-card .post-img {
            height: 190px;
            overflow: hidden;
        }
        .post-card .post-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }
        .post-card:hover .post-img img { transform: scale(1.05); }
        .post-card .post-body {
            padding: 20px;
        }
        .post-card .post-body .post-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 10px;
        }
        .post-card .post-body .post-meta .cat {
            background: var(--primary-light);
            color: var(--primary);
            padding: 2px 12px;
            border-radius: 20px;
            font-weight: 600;
        }
        .post-card .post-body h3 {
            font-size: 1.1rem;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .post-card .post-body h3 a { color: var(--text-primary); }
        .post-card .post-body h3 a:hover { color: var(--primary); }
        .post-card .post-body p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin-bottom: 12px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .post-card .post-body .post-link {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .post-card .post-body .post-link i { transition: var(--transition); }
        .post-card:hover .post-body .post-link i { transform: translateX(4px); }

        .empty-posts {
            grid-column: 1 / -1;
            text-align: center;
            padding: 60px 20px;
            background: var(--bg-white);
            border-radius: var(--border-radius);
            box-shadow: var(--shadow-sm);
        }
        .empty-posts i { font-size: 3rem; color: var(--text-muted); margin-bottom: 16px; }
        .empty-posts p { font-size: 1.1rem; color: var(--text-secondary); margin-bottom: 0; }

        @media screen and (max-width: 1024px) {
            .posts-grid { grid-template-columns: repeat(2, 1fr); }
        }
        @media screen and (max-width: 640px) {
            .posts-grid { grid-template-columns: 1fr; }
            .post-card .post-img { height: 200px; }
        }

        /* ===== Process / Steps Section ===== */
        .process-section {
            background: var(--bg-white);
        }
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 32px;
            position: relative;
        }
        .steps-grid::before {
            content: '';
            position: absolute;
            top: 48px;
            left: 15%;
            right: 15%;
            height: 3px;
            background: linear-gradient(to right, var(--primary), var(--secondary));
            border-radius: 4px;
            z-index: 0;
        }
        .step-item {
            text-align: center;
            position: relative;
            z-index: 1;
            padding: 0 16px;
        }
        .step-item .step-num {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 1.4rem;
            font-weight: 800;
            color: #fff;
            background: var(--primary);
            box-shadow: 0 8px 24px rgba(255,107,53,0.30);
        }
        .step-item:nth-child(2) .step-num { background: var(--secondary); box-shadow: 0 8px 24px rgba(0,184,148,0.30); }
        .step-item:nth-child(3) .step-num { background: var(--accent); box-shadow: 0 8px 24px rgba(108,92,231,0.30); }
        .step-item h4 { font-size: 1.15rem; margin-bottom: 8px; }
        .step-item p { font-size: 0.9rem; margin-bottom: 0; }
        @media screen and (max-width: 768px) {
            .steps-grid { grid-template-columns: 1fr; gap: 24px; }
            .steps-grid::before { display: none; }
            .step-item { display: flex; align-items: center; gap: 20px; text-align: left; padding: 0; }
            .step-item .step-num { flex-shrink: 0; margin: 0; }
        }

        /* ===== FAQ Section ===== */
        .faq-section {
            background: var(--bg-gray);
        }
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-white);
            border-radius: var(--border-radius);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover { box-shadow: var(--shadow-md); }
        .faq-question {
            padding: 20px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            font-weight: 600;
            font-size: 1.05rem;
            color: var(--text-primary);
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            transition: var(--transition);
            gap: 16px;
        }
        .faq-question:hover { color: var(--primary); }
        .faq-question i {
            transition: var(--transition);
            color: var(--text-muted);
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .faq-item.active .faq-question i { transform: rotate(180deg); color: var(--primary); }
        .faq-answer {
            padding: 0 24px 20px;
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.7;
            display: none;
        }
        .faq-item.active .faq-answer { display: block; }
        @media screen and (max-width: 640px) {
            .faq-question { padding: 16px 18px; font-size: 0.95rem; }
            .faq-answer { padding: 0 18px 16px; }
        }

        /* ===== CTA Section ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, #FF8F5E 100%);
            padding: 80px 0;
            text-align: center;
            color: #fff;
        }
        .cta-section h2 {
            color: #fff;
            font-size: clamp(1.8rem, 4vw, 2.8rem);
            margin-bottom: 16px;
        }
        .cta-section p {
            color: rgba(255,255,255,0.9);
            font-size: 1.15rem;
            max-width: 600px;
            margin: 0 auto 32px;
        }
        .cta-section .btn-cta {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: #fff;
            color: var(--primary);
            padding: 18px 48px;
            border-radius: 50px;
            font-weight: 700;
            font-size: 1.1rem;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 8px 32px rgba(0,0,0,0.15);
        }
        .cta-section .btn-cta:hover {
            transform: translateY(-4px);
            box-shadow: 0 16px 48px rgba(0,0,0,0.20);
            color: var(--primary-dark);
        }
        @media screen and (max-width: 640px) {
            .cta-section { padding: 48px 0; }
            .cta-section .btn-cta { padding: 14px 32px; font-size: 1rem; }
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--footer-bg);
            color: var(--footer-text);
            padding: 60px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255,255,255,0.08);
        }
        .footer-col h4 {
            color: #fff;
            font-size: 1.1rem;
            margin-bottom: 16px;
        }
        .footer-col p { font-size: 0.9rem; color: var(--footer-text); }
        .footer-col ul li { margin-bottom: 8px; }
        .footer-col ul li a {
            color: var(--footer-text);
            font-size: 0.9rem;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .footer-col ul li a:hover { color: #fff; padding-left: 4px; }
        .footer-col .footer-logo {
            font-size: 1.4rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .footer-col .footer-logo .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--primary);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            color: #fff;
        }
        .footer-col .footer-logo span { color: var(--primary); }
        .footer-social {
            display: flex;
            gap: 12px;
            margin-top: 16px;
        }
        .footer-social a {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255,255,255,0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--footer-text);
            font-size: 1rem;
            transition: var(--transition);
        }
        .footer-social a:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-3px);
        }
        .footer-bottom {
            text-align: center;
            padding: 20px 0;
            font-size: 0.85rem;
            color: rgba(255,255,255,0.4);
        }
        .footer-bottom a { color: rgba(255,255,255,0.5); }
        .footer-bottom a:hover { color: #fff; }
        @media screen and (max-width: 900px) {
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
        }
        @media screen and (max-width: 640px) {
            .footer-grid { grid-template-columns: 1fr; gap: 24px; }
            .footer-col { text-align: center; }
            .footer-col .footer-logo { justify-content: center; }
            .footer-social { justify-content: center; }
        }

        /* ===== Button / Badge / Tag Utilities ===== */
        .btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 28px; border-radius: 30px; font-weight: 600; border: none; cursor: pointer; transition: var(--transition); font-size: 0.95rem; }
        .btn-primary { background: var(--primary); color: #fff; }
        .btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(255,107,53,0.35); }
        .btn-secondary { background: var(--secondary); color: #fff; }
        .btn-secondary:hover { background: var(--secondary-dark); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,184,148,0.35); }
        .btn-outline { background: transparent; border: 2px solid var(--border-color); color: var(--text-primary); }
        .btn-outline:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-light); }
        .btn-sm { padding: 8px 20px; font-size: 0.85rem; }

        .badge { display: inline-block; padding: 4px 14px; border-radius: 20px; font-size: 0.8rem; font-weight: 600; }
        .badge-primary { background: var(--primary-light); color: var(--primary); }
        .badge-secondary { background: var(--secondary-light); color: var(--secondary); }
        .badge-accent { background: var(--accent-light); color: var(--accent); }

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

        /* ===== Foundation Overrides ===== */
        .grid-container { max-width: var(--max-width); padding-left: 24px; padding-right: 24px; }
        @media screen and (max-width: 640px) {
            .grid-container { padding-left: 16px; padding-right: 16px; }
        }

/* roulang page: category1 */
/* ===== :root 设计变量 ===== */
        :root {
            --primary: #6C5CE7;
            --primary-dark: #5A4BD1;
            --primary-light: #A29BFE;
            --secondary: #FD79A8;
            --secondary-light: #FDCB6E;
            --accent: #00CEC9;
            --bg-body: #F8F9FD;
            --bg-white: #FFFFFF;
            --bg-light: #F0F3FF;
            --bg-dark: #2D2B55;
            --text-primary: #2D2B55;
            --text-secondary: #6C6A8E;
            --text-light: #A0A0B8;
            --text-white: #FFFFFF;
            --border-color: #E8E6F5;
            --border-light: #F0EFF8;
            --shadow-sm: 0 2px 8px rgba(108, 92, 231, 0.08);
            --shadow-md: 0 8px 30px rgba(108, 92, 231, 0.12);
            --shadow-lg: 0 16px 48px rgba(108, 92, 231, 0.16);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 32px;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --container-width: 1200px;
            --header-height: 80px;
        }

        /* ===== 基础 Reset ===== */
        *,
        *::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-primary);
            background: var(--bg-body);
            line-height: 1.7;
            font-size: 16px;
            margin: 0;
            padding: 0;
        }

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

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

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

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.3;
            color: var(--text-primary);
            margin: 0 0 0.5rem;
        }
        h1 {
            font-size: 2.5rem;
        }
        h2 {
            font-size: 2rem;
        }
        h3 {
            font-size: 1.4rem;
        }
        h4 {
            font-size: 1.15rem;
        }

        p {
            margin: 0 0 1rem;
            color: var(--text-secondary);
        }

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

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

        /* ===== 头部 / 导航 ===== */
        .site-header {
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-color);
            position: sticky;
            top: 0;
            z-index: 1000;
            height: var(--header-height);
            display: flex;
            align-items: center;
            box-shadow: var(--shadow-sm);
        }
        .site-header .container-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }

        .site-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: -0.5px;
            transition: var(--transition);
        }
        .site-logo:hover {
            transform: scale(1.02);
            color: var(--primary);
        }
        .site-logo .logo-icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.2rem;
            box-shadow: 0 4px 12px rgba(108, 92, 231, 0.3);
        }
        .site-logo span {
            color: var(--primary);
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-menu a {
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            font-weight: 500;
            color: var(--text-secondary);
            font-size: 0.95rem;
            transition: var(--transition);
            position: relative;
        }
        .nav-menu a:hover {
            color: var(--primary);
            background: var(--bg-light);
        }
        .nav-menu a.active {
            color: var(--primary);
            background: var(--bg-light);
            font-weight: 600;
        }
        .nav-menu a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 60%;
            height: 3px;
            background: var(--primary);
            border-radius: 4px;
        }

        .nav-cta a {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff !important;
            padding: 10px 24px !important;
            border-radius: 50px !important;
            font-weight: 600;
            box-shadow: 0 4px 16px rgba(108, 92, 231, 0.3);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-cta a:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(108, 92, 231, 0.4);
            background: linear-gradient(135deg, var(--primary-dark), var(--primary));
        }

        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--text-primary);
            cursor: pointer;
            padding: 8px 12px;
            border-radius: var(--radius-sm);
            transition: var(--transition);
        }
        .nav-toggle:hover {
            background: var(--bg-light);
        }

        /* ===== Hero 内页横幅 ===== */
        .page-hero {
            background: linear-gradient(135deg, var(--bg-dark) 0%, #3D3A6A 50%, var(--primary-dark) 100%);
            padding: 80px 0 60px;
            position: relative;
            overflow: hidden;
            min-height: 320px;
            display: flex;
            align-items: center;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            opacity: 0.15;
            mix-blend-mode: overlay;
        }
        .page-hero .container-custom {
            position: relative;
            z-index: 2;
            text-align: center;
        }
        .page-hero h1 {
            color: var(--text-white);
            font-size: 2.8rem;
            font-weight: 800;
            margin-bottom: 16px;
            text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
        }
        .page-hero h1 i {
            color: var(--secondary-light);
            margin-right: 12px;
        }
        .page-hero p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 1.15rem;
            max-width: 700px;
            margin: 0 auto 28px;
            line-height: 1.8;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.15);
            backdrop-filter: blur(10px);
            padding: 8px 20px;
            border-radius: 50px;
            color: #fff;
            font-size: 0.9rem;
            font-weight: 500;
            border: 1px solid rgba(255, 255, 255, 0.1);
            margin-bottom: 20px;
        }
        .hero-badge i {
            color: var(--secondary-light);
        }

        /* ===== 分类筛选 ===== */
        .filter-bar {
            background: var(--bg-white);
            padding: 20px 0;
            border-bottom: 1px solid var(--border-color);
            position: sticky;
            top: var(--header-height);
            z-index: 100;
        }
        .filter-bar .container-custom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 12px;
        }
        .filter-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 18px;
            border-radius: 50px;
            background: var(--bg-light);
            color: var(--text-secondary);
            font-size: 0.9rem;
            font-weight: 500;
            cursor: pointer;
            transition: var(--transition);
            border: 1px solid transparent;
        }
        .filter-tag:hover {
            background: var(--primary-light);
            color: var(--bg-white);
            border-color: var(--primary);
        }
        .filter-tag.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            box-shadow: 0 4px 12px rgba(108, 92, 231, 0.3);
        }
        .filter-tag i {
            font-size: 0.8rem;
        }
        .filter-search {
            margin-left: auto;
            display: flex;
            align-items: center;
            background: var(--bg-light);
            border-radius: 50px;
            padding: 4px 4px 4px 18px;
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }
        .filter-search:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(108, 92, 231, 0.15);
        }
        .filter-search input {
            border: none;
            background: transparent;
            padding: 8px 0;
            font-size: 0.9rem;
            color: var(--text-primary);
            outline: none;
            min-width: 180px;
        }
        .filter-search input::placeholder {
            color: var(--text-light);
        }
        .filter-search button {
            background: var(--primary);
            border: none;
            color: #fff;
            padding: 8px 18px;
            border-radius: 50px;
            cursor: pointer;
            transition: var(--transition);
            font-weight: 500;
        }
        .filter-search button:hover {
            background: var(--primary-dark);
        }

        /* ===== 攻略卡片网格 ===== */
        .section-guides {
            padding: 60px 0 80px;
        }

        .guide-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .guide-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            border: 1px solid var(--border-color);
            display: flex;
            flex-direction: column;
        }
        .guide-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: var(--primary-light);
        }

        .guide-card-img {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 9;
            background: var(--bg-light);
        }
        .guide-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }
        .guide-card:hover .guide-card-img img {
            transform: scale(1.05);
        }
        .guide-card-img .card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(45, 43, 85, 0.85);
            backdrop-filter: blur(6px);
            color: #fff;
            font-size: 0.75rem;
            padding: 4px 14px;
            border-radius: 50px;
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 6px;
            border: 1px solid rgba(255, 255, 255, 0.15);
        }
        .guide-card-img .card-badge i {
            color: var(--secondary-light);
        }
        .guide-card-img .card-duration {
            position: absolute;
            bottom: 12px;
            right: 12px;
            background: rgba(0, 0, 0, 0.7);
            color: #fff;
            font-size: 0.75rem;
            padding: 4px 12px;
            border-radius: 50px;
            font-weight: 500;
            backdrop-filter: blur(4px);
        }

        .guide-card-body {
            padding: 20px 22px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .guide-card-body .card-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            margin-bottom: 10px;
        }
        .guide-card-body .card-tags span {
            background: var(--bg-light);
            color: var(--primary);
            font-size: 0.75rem;
            padding: 2px 12px;
            border-radius: 50px;
            font-weight: 500;
            border: 1px solid var(--border-color);
        }
        .guide-card-body h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .guide-card-body h3 a {
            color: var(--text-primary);
        }
        .guide-card-body h3 a:hover {
            color: var(--primary);
        }
        .guide-card-body p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin-bottom: 14px;
            flex: 1;
            line-height: 1.6;
        }
        .guide-card-body .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 12px;
            border-top: 1px solid var(--border-light);
            font-size: 0.82rem;
            color: var(--text-light);
        }
        .guide-card-body .card-meta .meta-left {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .guide-card-body .card-meta .meta-left i {
            margin-right: 4px;
        }
        .guide-card-body .card-meta .meta-left span {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .guide-card-body .card-meta .read-more {
            color: var(--primary);
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 4px;
            transition: var(--transition);
        }
        .guide-card-body .card-meta .read-more:hover {
            gap: 8px;
            color: var(--primary-dark);
        }

        /* ===== 热门攻略排行 ===== */
        .section-ranking {
            background: var(--bg-white);
            padding: 60px 0;
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
        }

        .section-title {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-title h2 {
            font-size: 2rem;
            font-weight: 800;
            position: relative;
            display: inline-block;
        }
        .section-title h2::after {
            content: '';
            display: block;
            width: 60px;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            border-radius: 4px;
            margin: 12px auto 0;
        }
        .section-title p {
            color: var(--text-secondary);
            font-size: 1.05rem;
            margin-top: 12px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .rank-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
            max-width: 900px;
            margin: 0 auto;
        }

        .rank-item {
            display: flex;
            align-items: center;
            gap: 18px;
            background: var(--bg-light);
            padding: 16px 20px;
            border-radius: var(--radius-sm);
            transition: var(--transition);
            border: 1px solid var(--border-light);
        }
        .rank-item:hover {
            background: var(--bg-white);
            border-color: var(--primary-light);
            box-shadow: var(--shadow-sm);
            transform: translateX(4px);
        }
        .rank-item .rank-num {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.9rem;
            flex-shrink: 0;
        }
        .rank-item:nth-child(1) .rank-num {
            background: linear-gradient(135deg, #F1C40F, #E67E22);
        }
        .rank-item:nth-child(2) .rank-num {
            background: linear-gradient(135deg, #BDC3C7, #95A5A6);
        }
        .rank-item:nth-child(3) .rank-num {
            background: linear-gradient(135deg, #E8A87C, #D35400);
        }
        .rank-item .rank-info {
            flex: 1;
        }
        .rank-item .rank-info h4 {
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 2px;
        }
        .rank-item .rank-info h4 a {
            color: var(--text-primary);
        }
        .rank-item .rank-info h4 a:hover {
            color: var(--primary);
        }
        .rank-item .rank-info .rank-stats {
            font-size: 0.82rem;
            color: var(--text-light);
            display: flex;
            align-items: center;
            gap: 14px;
        }
        .rank-item .rank-info .rank-stats i {
            margin-right: 3px;
            color: var(--primary-light);
        }
        .rank-item .rank-score {
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--primary);
            background: var(--bg-white);
            padding: 4px 14px;
            border-radius: 50px;
            border: 1px solid var(--border-color);
        }

        /* ===== 攻略分类入口 ===== */
        .section-categories {
            padding: 60px 0;
            background: var(--bg-body);
        }

        .category-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .category-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            padding: 28px 22px;
            text-align: center;
            border: 1px solid var(--border-color);
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
        }
        .category-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: var(--primary-light);
        }
        .category-card .cat-icon {
            width: 60px;
            height: 60px;
            border-radius: var(--radius-sm);
            background: var(--bg-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            color: var(--primary);
            margin: 0 auto 16px;
            transition: var(--transition);
        }
        .category-card:hover .cat-icon {
            background: var(--primary);
            color: #fff;
            transform: scale(1.05);
        }
        .category-card h4 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 6px;
        }
        .category-card p {
            font-size: 0.85rem;
            color: var(--text-secondary);
            margin-bottom: 0;
            line-height: 1.5;
        }
        .category-card .cat-count {
            display: inline-block;
            margin-top: 12px;
            background: var(--bg-light);
            padding: 2px 16px;
            border-radius: 50px;
            font-size: 0.78rem;
            color: var(--text-light);
            font-weight: 500;
        }

        /* ===== 攻略技巧区块 ===== */
        .section-tips {
            padding: 60px 0;
            background: var(--bg-white);
        }

        .tips-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .tip-block {
            background: var(--bg-light);
            border-radius: var(--radius-md);
            padding: 28px 24px 30px;
            border-left: 4px solid var(--primary);
            transition: var(--transition);
        }
        .tip-block:hover {
            background: var(--bg-white);
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .tip-block:nth-child(2) {
            border-left-color: var(--secondary);
        }
        .tip-block:nth-child(3) {
            border-left-color: var(--accent);
        }
        .tip-block .tip-icon {
            font-size: 1.8rem;
            color: var(--primary);
            margin-bottom: 12px;
        }
        .tip-block:nth-child(2) .tip-icon {
            color: var(--secondary);
        }
        .tip-block:nth-child(3) .tip-icon {
            color: var(--accent);
        }
        .tip-block h4 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .tip-block p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin-bottom: 0;
            line-height: 1.7;
        }

        /* ===== CTA 区块 ===== */
        .section-cta {
            background: linear-gradient(135deg, var(--bg-dark) 0%, #3D3A6A 50%, var(--primary-dark) 100%);
            padding: 64px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .section-cta::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.png') center/cover no-repeat;
            opacity: 0.08;
            mix-blend-mode: overlay;
        }
        .section-cta .container-custom {
            position: relative;
            z-index: 2;
        }
        .section-cta h2 {
            color: var(--text-white);
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 12px;
        }
        .section-cta p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 1.05rem;
            max-width: 600px;
            margin: 0 auto 28px;
        }
        .section-cta .cta-buttons {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .section-cta .btn-primary {
            background: var(--secondary);
            color: #fff;
            padding: 14px 36px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 1rem;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            transition: var(--transition);
            border: none;
            cursor: pointer;
            box-shadow: 0 6px 20px rgba(253, 121, 168, 0.4);
        }
        .section-cta .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 30px rgba(253, 121, 168, 0.5);
            background: #ff8cb3;
        }
        .section-cta .btn-outline {
            background: transparent;
            color: #fff;
            padding: 14px 36px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 1rem;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            transition: var(--transition);
            border: 2px solid rgba(255, 255, 255, 0.3);
            cursor: pointer;
        }
        .section-cta .btn-outline:hover {
            border-color: var(--secondary-light);
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-3px);
        }

        /* ===== FAQ ===== */
        .section-faq {
            padding: 60px 0;
            background: var(--bg-body);
        }

        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--bg-white);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-color);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: var(--primary-light);
            box-shadow: var(--shadow-sm);
        }
        .faq-item summary {
            padding: 18px 24px;
            font-weight: 600;
            color: var(--text-primary);
            cursor: pointer;
            display: flex;
            align-items: center;
            gap: 12px;
            list-style: none;
            transition: var(--transition);
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary::before {
            content: '\f059';
            font-family: 'Font Awesome 6 Free';
            font-weight: 400;
            color: var(--primary);
            font-size: 1.1rem;
        }
        .faq-item summary::after {
            content: '\f078';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            margin-left: auto;
            transition: var(--transition);
            color: var(--text-light);
        }
        .faq-item[open] summary::after {
            transform: rotate(180deg);
        }
        .faq-item summary:hover {
            background: var(--bg-light);
        }
        .faq-item .faq-answer {
            padding: 0 24px 18px 52px;
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.7;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.85);
            padding: 60px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-col .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.4rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
        }
        .footer-col .footer-logo .logo-icon {
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.1rem;
        }
        .footer-col .footer-logo span {
            color: var(--primary-light);
        }
        .footer-col p {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.9rem;
            line-height: 1.7;
            margin-bottom: 18px;
        }
        .footer-social {
            display: flex;
            gap: 12px;
        }
        .footer-social a {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, 0.6);
            font-size: 1.1rem;
            transition: var(--transition);
            border: 1px solid rgba(255, 255, 255, 0.05);
        }
        .footer-social a:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-3px);
            border-color: var(--primary);
        }
        .footer-col h4 {
            color: #fff;
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 16px;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.9rem;
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-col ul li a i {
            font-size: 0.7rem;
            color: var(--primary-light);
        }
        .footer-col ul li a:hover {
            color: #fff;
            padding-left: 4px;
        }
        .footer-bottom {
            padding: 24px 0;
            text-align: center;
            color: rgba(255, 255, 255, 0.4);
            font-size: 0.85rem;
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom a:hover {
            color: var(--primary-light);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .guide-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .category-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .tips-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 32px;
            }
            .rank-list {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            .site-header {
                height: 64px;
            }
            .site-logo {
                font-size: 1.3rem;
            }
            .site-logo .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 1rem;
            }

            .nav-menu {
                display: none;
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: var(--bg-white);
                flex-direction: column;
                padding: 16px 24px 24px;
                border-bottom: 2px solid var(--border-color);
                box-shadow: var(--shadow-md);
                gap: 4px;
                z-index: 999;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu a {
                padding: 12px 16px;
                width: 100%;
                border-radius: var(--radius-sm);
            }
            .nav-menu a.active::after {
                display: none;
            }
            .nav-menu a.active {
                background: var(--bg-light);
            }
            .nav-cta {
                margin-top: 8px;
                width: 100%;
            }
            .nav-cta a {
                justify-content: center;
                width: 100%;
            }
            .nav-toggle {
                display: block;
            }

            .page-hero {
                padding: 48px 0 40px;
                min-height: 240px;
            }
            .page-hero h1 {
                font-size: 1.8rem;
            }
            .page-hero p {
                font-size: 1rem;
            }

            .filter-bar .container-custom {
                flex-wrap: nowrap;
                overflow-x: auto;
                padding-bottom: 4px;
                gap: 8px;
            }
            .filter-tag {
                white-space: nowrap;
                font-size: 0.82rem;
                padding: 4px 14px;
                flex-shrink: 0;
            }
            .filter-search {
                flex-shrink: 0;
                margin-left: 0;
            }
            .filter-search input {
                min-width: 120px;
                width: 120px;
            }

            .guide-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .category-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .tips-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .section-title h2 {
                font-size: 1.5rem;
            }
            .section-cta h2 {
                font-size: 1.5rem;
            }

            .rank-item {
                padding: 12px 16px;
                flex-wrap: wrap;
            }
            .rank-item .rank-score {
                font-size: 0.9rem;
                padding: 2px 12px;
            }
        }

        @media (max-width: 520px) {
            .container-custom {
                padding: 0 16px;
            }
            .page-hero h1 {
                font-size: 1.5rem;
            }
            .page-hero h1 i {
                margin-right: 6px;
            }
            .category-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .category-card {
                padding: 20px 16px;
            }
            .category-card .cat-icon {
                width: 48px;
                height: 48px;
                font-size: 1.3rem;
            }
            .filter-search input {
                min-width: 80px;
                width: 80px;
                font-size: 0.8rem;
            }
            .filter-search button {
                padding: 6px 12px;
                font-size: 0.8rem;
            }
            .section-cta .btn-primary,
            .section-cta .btn-outline {
                padding: 12px 24px;
                font-size: 0.9rem;
                width: 100%;
                justify-content: center;
            }
            .faq-item summary {
                padding: 14px 16px;
                font-size: 0.9rem;
            }
            .faq-item .faq-answer {
                padding: 0 16px 14px 44px;
                font-size: 0.88rem;
            }
            .guide-card-body {
                padding: 16px 18px 18px;
            }
            .guide-card-body h3 {
                font-size: 1rem;
            }
            .footer-col p {
                font-size: 0.85rem;
            }
        }

/* roulang page: article */
:root {
            --primary: #6C5CE7;
            --primary-dark: #5A4BD1;
            --primary-light: #A29BFE;
            --secondary: #00B894;
            --secondary-dark: #00A381;
            --accent: #FD79A8;
            --bg-light: #F8F9FA;
            --bg-white: #FFFFFF;
            --text-dark: #2D3436;
            --text-muted: #636E72;
            --text-light: #B2BEC3;
            --border-light: #E9ECEF;
            --shadow-sm: 0 2px 8px rgba(108,92,231,0.08);
            --shadow-md: 0 6px 24px rgba(108,92,231,0.12);
            --shadow-lg: 0 16px 48px rgba(108,92,231,0.16);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
        }
        *,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
        html{scroll-behavior:smooth;}
        body{font-family:var(--font-sans);color:var(--text-dark);background:var(--bg-light);line-height:1.7;-webkit-font-smoothing:antialiased;}
        a{color:var(--primary);text-decoration:none;transition:var(--transition);}
        a:hover{color:var(--primary-dark);}
        img{max-width:100%;height:auto;display:block;border-radius:var(--radius-sm);}
        ul,ol{list-style:none;}
        .container-custom{max-width:1200px;margin:0 auto;padding:0 24px;}
        .grid-container-custom{max-width:1200px;margin:0 auto;padding:0 24px;}
        /* header */
        .site-header{background:var(--bg-white);box-shadow:var(--shadow-sm);position:sticky;top:0;z-index:1000;border-bottom:1px solid var(--border-light);}
        .site-header .container-custom{display:flex;align-items:center;justify-content:space-between;height:72px;flex-wrap:nowrap;}
        .site-logo{display:flex;align-items:center;gap:10px;font-size:1.6rem;font-weight:800;color:var(--text-dark);letter-spacing:-0.5px;}
        .site-logo .logo-icon{color:var(--primary);font-size:1.8rem;}
        .site-logo span{color:var(--primary);font-weight:700;}
        .nav-menu{display:flex;align-items:center;gap:8px;}
        .nav-menu a{padding:8px 18px;border-radius:var(--radius-sm);font-size:0.95rem;font-weight:500;color:var(--text-muted);position:relative;transition:var(--transition);}
        .nav-menu a:hover{color:var(--primary);background:rgba(108,92,231,0.06);}
        .nav-menu a.active{color:var(--primary);background:rgba(108,92,231,0.10);font-weight:600;}
        .nav-cta a{display:inline-flex;align-items:center;gap:8px;padding:10px 24px;background:linear-gradient(135deg,var(--primary),var(--secondary));color:#fff !important;border-radius:var(--radius-sm);font-weight:600;font-size:0.95rem;box-shadow:0 4px 16px rgba(108,92,231,0.3);transition:var(--transition);}
        .nav-cta a:hover{transform:translateY(-2px);box-shadow:0 8px 28px rgba(108,92,231,0.4);}
        .nav-toggle{display:none;background:none;border:none;font-size:1.6rem;color:var(--text-dark);cursor:pointer;padding:8px;border-radius:var(--radius-sm);}
        .nav-toggle:hover{background:rgba(108,92,231,0.06);}
        /* article banner */
        .article-banner{position:relative;padding:100px 0 80px;background:linear-gradient(135deg,rgba(108,92,231,0.92),rgba(0,184,148,0.88)),url('/assets/images/backpic/back-2.png') center/cover no-repeat;text-align:center;color:#fff;overflow:hidden;}
        .article-banner::after{content:'';position:absolute;bottom:0;left:0;right:0;height:80px;background:linear-gradient(to top,var(--bg-light),transparent);}
        .article-banner .container-custom{position:relative;z-index:2;}
        .article-banner .breadcrumb{display:flex;justify-content:center;align-items:center;gap:10px;font-size:0.9rem;margin-bottom:20px;color:rgba(255,255,255,0.8);}
        .article-banner .breadcrumb a{color:rgba(255,255,255,0.85);}
        .article-banner .breadcrumb a:hover{color:#fff;}
        .article-banner .breadcrumb .sep{color:rgba(255,255,255,0.5);}
        .article-banner h1{font-size:2.8rem;font-weight:800;line-height:1.25;max-width:900px;margin:0 auto 18px;text-shadow:0 2px 20px rgba(0,0,0,0.15);}
        .article-banner .meta{display:flex;justify-content:center;align-items:center;gap:24px;font-size:1rem;color:rgba(255,255,255,0.85);flex-wrap:wrap;}
        .article-banner .meta span{display:flex;align-items:center;gap:8px;}
        .article-banner .meta .badge{display:inline-block;padding:4px 16px;border-radius:20px;background:rgba(255,255,255,0.2);font-size:0.85rem;font-weight:600;color:#fff;backdrop-filter:blur(4px);}
        /* article body */
        .article-body{padding:40px 0 60px;}
        .article-body .grid-x{max-width:900px;margin:0 auto;}
        .article-card{background:var(--bg-white);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);padding:48px 56px;margin-bottom:40px;border:1px solid var(--border-light);}
        .article-content{font-size:1.1rem;line-height:2;color:var(--text-dark);}
        .article-content p{margin-bottom:1.6em;}
        .article-content h2,.article-content h3{margin-top:1.8em;margin-bottom:0.8em;font-weight:700;color:var(--text-dark);}
        .article-content h2{font-size:1.6rem;border-bottom:2px solid var(--border-light);padding-bottom:10px;}
        .article-content h3{font-size:1.3rem;}
        .article-content ul,.article-content ol{padding-left:1.8em;margin-bottom:1.6em;}
        .article-content ul li{list-style:disc;margin-bottom:0.4em;}
        .article-content ol li{list-style:decimal;margin-bottom:0.4em;}
        .article-content a{color:var(--primary);text-decoration:underline;}
        .article-content a:hover{color:var(--primary-dark);}
        .article-content img{border-radius:var(--radius-sm);margin:1.6em auto;box-shadow:var(--shadow-sm);}
        .article-content blockquote{border-left:4px solid var(--primary);padding:16px 24px;background:rgba(108,92,231,0.04);border-radius:0 var(--radius-sm) var(--radius-sm) 0;margin:1.6em 0;color:var(--text-muted);font-style:italic;}
        .article-content pre{background:#1e1e2e;color:#e4e4e7;padding:20px 24px;border-radius:var(--radius-sm);overflow-x:auto;font-size:0.9rem;margin:1.6em 0;}
        .article-content code{font-family:'Fira Code','Consolas',monospace;font-size:0.9em;}
        .article-content .content-img{display:flex;flex-direction:column;align-items:center;margin:1.6em 0;}
        .article-content .content-img img{max-width:100%;border-radius:var(--radius-sm);}
        .article-content .content-img span{font-size:0.85rem;color:var(--text-muted);margin-top:8px;}
        .article-tags{margin-top:32px;padding-top:24px;border-top:1px solid var(--border-light);display:flex;flex-wrap:wrap;gap:10px;align-items:center;}
        .article-tags .label{font-size:0.85rem;color:var(--text-muted);font-weight:600;}
        .article-tags .tag{display:inline-block;padding:4px 16px;border-radius:20px;background:rgba(108,92,231,0.08);color:var(--primary);font-size:0.85rem;font-weight:500;transition:var(--transition);}
        .article-tags .tag:hover{background:var(--primary);color:#fff;}
        .article-share{display:flex;gap:12px;align-items:center;margin-top:20px;}
        .article-share .label{font-size:0.9rem;color:var(--text-muted);font-weight:600;}
        .article-share a{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:50%;background:var(--bg-light);color:var(--text-muted);font-size:1.1rem;transition:var(--transition);}
        .article-share a:hover{background:var(--primary);color:#fff;transform:translateY(-2px);}
        /* related */
        .related-section{padding:60px 0;background:var(--bg-white);}
        .related-section .section-title{text-align:center;margin-bottom:48px;}
        .related-section .section-title h2{font-size:2rem;font-weight:700;color:var(--text-dark);margin-bottom:10px;}
        .related-section .section-title p{color:var(--text-muted);font-size:1.05rem;max-width:600px;margin:0 auto;}
        .related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;}
        .related-card{background:var(--bg-white);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);overflow:hidden;border:1px solid var(--border-light);transition:var(--transition);}
        .related-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);}
        .related-card .card-img{position:relative;height:200px;overflow:hidden;}
        .related-card .card-img img{width:100%;height:100%;object-fit:cover;transition:var(--transition);}
        .related-card:hover .card-img img{transform:scale(1.05);}
        .related-card .card-img .badge{position:absolute;top:16px;left:16px;padding:4px 14px;border-radius:20px;background:var(--primary);color:#fff;font-size:0.8rem;font-weight:600;backdrop-filter:blur(4px);}
        .related-card .card-body{padding:20px 24px 24px;}
        .related-card .card-body h3{font-size:1.15rem;font-weight:700;margin-bottom:8px;line-height:1.4;}
        .related-card .card-body h3 a{color:var(--text-dark);}
        .related-card .card-body h3 a:hover{color:var(--primary);}
        .related-card .card-body p{color:var(--text-muted);font-size:0.9rem;line-height:1.6;margin-bottom:14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
        .related-card .card-body .meta{display:flex;align-items:center;gap:16px;font-size:0.85rem;color:var(--text-light);}
        .related-card .card-body .meta span{display:flex;align-items:center;gap:6px;}
        /* faq */
        .faq-section{padding:80px 0;background:var(--bg-light);}
        .faq-section .section-title{text-align:center;margin-bottom:48px;}
        .faq-section .section-title h2{font-size:2rem;font-weight:700;color:var(--text-dark);margin-bottom:10px;}
        .faq-section .section-title p{color:var(--text-muted);font-size:1.05rem;max-width:600px;margin:0 auto;}
        .faq-grid{max-width:800px;margin:0 auto;display:flex;flex-direction:column;gap:12px;}
        .faq-item{background:var(--bg-white);border-radius:var(--radius-sm);box-shadow:var(--shadow-sm);border:1px solid var(--border-light);overflow:hidden;transition:var(--transition);}
        .faq-item:hover{box-shadow:var(--shadow-md);}
        .faq-question{display:flex;align-items:center;justify-content:space-between;padding:18px 24px;cursor:pointer;font-weight:600;font-size:1.05rem;color:var(--text-dark);gap:16px;background:none;border:none;width:100%;text-align:left;transition:var(--transition);}
        .faq-question:hover{color:var(--primary);}
        .faq-question .faq-icon{font-size:1.2rem;color:var(--primary);transition:var(--transition);flex-shrink:0;}
        .faq-item.active .faq-question .faq-icon{transform:rotate(180deg);}
        .faq-answer{padding:0 24px 18px;color:var(--text-muted);font-size:0.95rem;line-height:1.8;display:none;}
        .faq-item.active .faq-answer{display:block;}
        /* cta */
        .cta-section{padding:80px 0;background:linear-gradient(135deg,var(--primary),var(--secondary));color:#fff;text-align:center;}
        .cta-section h2{font-size:2.2rem;font-weight:700;margin-bottom:16px;}
        .cta-section p{font-size:1.15rem;max-width:600px;margin:0 auto 32px;opacity:0.9;}
        .cta-section .cta-btn{display:inline-flex;align-items:center;gap:10px;padding:16px 48px;background:#fff;color:var(--primary);border-radius:var(--radius-sm);font-size:1.1rem;font-weight:700;box-shadow:0 8px 32px rgba(0,0,0,0.15);transition:var(--transition);}
        .cta-section .cta-btn:hover{transform:translateY(-4px);box-shadow:0 16px 48px rgba(0,0,0,0.25);color:var(--primary-dark);}
        /* footer */
        .site-footer{background:#1e1e2e;color:rgba(255,255,255,0.8);padding:60px 0 0;}
        .footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px;}
        .footer-col .footer-logo{display:flex;align-items:center;gap:10px;font-size:1.4rem;font-weight:800;color:#fff;margin-bottom:16px;}
        .footer-col .footer-logo .logo-icon{color:var(--primary-light);}
        .footer-col .footer-logo span{color:var(--primary-light);}
        .footer-col p{font-size:0.9rem;line-height:1.8;color:rgba(255,255,255,0.6);max-width:360px;}
        .footer-social{display:flex;gap:12px;margin-top:20px;}
        .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:var(--transition);}
        .footer-social a:hover{background:var(--primary);color:#fff;transform:translateY(-2px);}
        .footer-col h4{color:#fff;font-size:1.05rem;font-weight:700;margin-bottom:18px;position:relative;padding-bottom:10px;}
        .footer-col h4::after{content:'';position:absolute;bottom:0;left:0;width:30px;height:2px;background:var(--primary);}
        .footer-col ul li{margin-bottom:10px;}
        .footer-col ul li a{color:rgba(255,255,255,0.6);font-size:0.9rem;display:flex;align-items:center;gap:8px;transition:var(--transition);}
        .footer-col ul li a:hover{color:#fff;padding-left:4px;}
        .footer-col ul li a i{font-size:0.7rem;color:var(--primary-light);}
        .footer-bottom{border-top:1px solid rgba(255,255,255,0.08);padding:24px 0;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;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:#fff;}
        /* 404 */
        .not-found-wrap{text-align:center;padding:100px 20px;min-height:50vh;display:flex;flex-direction:column;align-items:center;justify-content:center;}
        .not-found-wrap .icon{font-size:4rem;color:var(--primary-light);margin-bottom:20px;}
        .not-found-wrap h2{font-size:2rem;font-weight:700;color:var(--text-dark);margin-bottom:12px;}
        .not-found-wrap p{color:var(--text-muted);font-size:1.1rem;margin-bottom:24px;max-width:500px;}
        .not-found-wrap .btn-home{display:inline-flex;align-items:center;gap:8px;padding:14px 36px;background:var(--primary);color:#fff;border-radius:var(--radius-sm);font-weight:600;transition:var(--transition);}
        .not-found-wrap .btn-home:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:var(--shadow-md);}
        /* responsive */
        @media screen and (max-width:1024px){
            .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
            .related-grid{grid-template-columns:repeat(2,1fr);}
            .article-banner h1{font-size:2.2rem;}
            .article-card{padding:36px 32px;}
        }
        @media screen and (max-width:768px){
            .nav-menu{display:none;position:absolute;top:72px;left:0;right:0;background:var(--bg-white);flex-direction:column;padding:16px 24px 24px;box-shadow:var(--shadow-md);border-top:1px solid var(--border-light);gap:6px;z-index:999;}
            .nav-menu.open{display:flex;}
            .nav-menu a{padding:12px 16px;width:100%;border-radius:var(--radius-sm);}
            .nav-cta{margin-top:8px;}
            .nav-cta a{width:100%;justify-content:center;}
            .nav-toggle{display:block;}
            .article-banner{padding:60px 0 50px;}
            .article-banner h1{font-size:1.8rem;}
            .article-banner .meta{gap:14px;flex-wrap:wrap;}
            .article-card{padding:24px 20px;}
            .article-content{font-size:1rem;}
            .related-grid{grid-template-columns:1fr;max-width:480px;margin:0 auto;}
            .footer-grid{grid-template-columns:1fr;gap:24px;}
            .footer-bottom{flex-direction:column;text-align:center;}
            .cta-section h2{font-size:1.6rem;}
            .cta-section .cta-btn{padding:14px 32px;font-size:1rem;}
        }
        @media screen and (max-width:520px){
            .article-banner h1{font-size:1.5rem;}
            .article-card{padding:16px 14px;}
            .article-content{font-size:0.95rem;}
            .article-banner .meta{font-size:0.85rem;}
            .site-logo{font-size:1.3rem;}
            .container-custom{padding:0 16px;}
        }

/* roulang page: category2 */
/* ===== 设计变量 ===== */
        :root {
            --clr-primary: #2d1b69;
            --clr-primary-light: #4a2d8a;
            --clr-primary-dark: #1a0f3f;
            --clr-secondary: #ff6b35;
            --clr-secondary-light: #ff8f5e;
            --clr-secondary-dark: #e05525;
            --clr-accent: #f0c040;
            --clr-accent-light: #f5d870;
            --clr-bg: #f5f3ff;
            --clr-bg-alt: #ffffff;
            --clr-bg-card: #ffffff;
            --clr-text: #1a1a2e;
            --clr-text-light: #5a5a7a;
            --clr-text-muted: #8a8aaa;
            --clr-border: #e0daf0;
            --clr-border-light: #f0ecf8;
            --clr-shadow: rgba(45, 27, 105, 0.08);
            --clr-shadow-hover: rgba(45, 27, 105, 0.16);
            --clr-success: #2ecc71;
            --clr-info: #3498db;
            --clr-warning: #f39c12;
            --clr-danger: #e74c3c;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 24px;
            --radius-xl: 32px;
            --shadow-sm: 0 2px 8px var(--clr-shadow);
            --shadow-md: 0 6px 24px var(--clr-shadow);
            --shadow-lg: 0 14px 40px var(--clr-shadow-hover);
            --transition: 0.28s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            --container-max: 1200px;
            --header-h: 76px;
            --space-section: 80px;
            --space-section-mobile: 48px;
        }

        /* ===== 基础 Reset ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.65;
            color: var(--clr-text);
            background: var(--clr-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }
        a {
            color: var(--clr-primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--clr-secondary);
        }
        a:focus-visible {
            outline: 3px solid var(--clr-secondary);
            outline-offset: 2px;
            border-radius: 4px;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        ul,
        ol {
            padding-left: 0;
            list-style: none;
            margin: 0;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin-top: 0;
            margin-bottom: 0.5rem;
            font-weight: 700;
            line-height: 1.25;
            color: var(--clr-text);
        }
        p {
            margin-top: 0;
            margin-bottom: 1rem;
            color: var(--clr-text-light);
        }
        .container-custom {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 768px) {
            .container-custom {
                padding: 0 16px;
            }
        }

        /* ===== 导航 Header ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--clr-border-light);
            box-shadow: 0 2px 20px rgba(45, 27, 105, 0.05);
            height: var(--header-h);
            display: flex;
            align-items: center;
        }
        .site-header .container-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }
        .site-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            color: var(--clr-primary-dark);
            text-decoration: none;
            letter-spacing: -0.3px;
            flex-shrink: 0;
        }
        .site-logo:hover {
            color: var(--clr-primary-dark);
        }
        .site-logo .logo-icon {
            width: 38px;
            height: 38px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, var(--clr-primary), var(--clr-secondary));
            border-radius: var(--radius-sm);
            color: #fff;
            font-size: 18px;
            box-shadow: 0 4px 12px rgba(45, 27, 105, 0.2);
        }
        .site-logo span {
            color: var(--clr-secondary);
            font-weight: 600;
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-menu a {
            padding: 8px 16px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 500;
            color: var(--clr-text-light);
            text-decoration: none;
            transition: background var(--transition), color var(--transition);
            position: relative;
        }
        .nav-menu a:hover {
            background: var(--clr-bg);
            color: var(--clr-primary);
        }
        .nav-menu a.active {
            background: var(--clr-primary);
            color: #fff;
            box-shadow: 0 4px 12px rgba(45, 27, 105, 0.25);
        }
        .nav-menu a.active:hover {
            background: var(--clr-primary-light);
            color: #fff;
        }
        .nav-cta a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: linear-gradient(135deg, var(--clr-secondary), var(--clr-secondary-dark));
            color: #fff !important;
            padding: 8px 20px !important;
            border-radius: 50px !important;
            font-weight: 600;
            box-shadow: 0 4px 14px rgba(255, 107, 53, 0.3);
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .nav-cta a:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(255, 107, 53, 0.4);
            background: linear-gradient(135deg, var(--clr-secondary-light), var(--clr-secondary));
            color: #fff !important;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 24px;
            color: var(--clr-primary);
            cursor: pointer;
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: background var(--transition);
        }
        .nav-toggle:hover {
            background: var(--clr-bg);
        }
        .nav-toggle:focus-visible {
            outline: 3px solid var(--clr-secondary);
            outline-offset: 2px;
        }
        @media (max-width: 900px) {
            .nav-menu {
                display: none;
                position: absolute;
                top: var(--header-h);
                left: 0;
                right: 0;
                background: rgba(255, 255, 255, 0.98);
                backdrop-filter: blur(16px);
                -webkit-backdrop-filter: blur(16px);
                flex-direction: column;
                padding: 16px 24px 24px;
                border-bottom: 1px solid var(--clr-border-light);
                box-shadow: var(--shadow-md);
                gap: 4px;
                z-index: 999;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu a {
                padding: 12px 16px;
                width: 100%;
                border-radius: var(--radius-sm);
            }
            .nav-cta a {
                width: 100%;
                justify-content: center;
                margin-top: 8px;
            }
            .nav-toggle {
                display: block;
            }
        }
        @media (max-width: 520px) {
            .site-logo {
                font-size: 18px;
            }
            .site-logo .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 14px;
            }
        }

        /* ===== 通用板块 ===== */
        .section {
            padding: var(--space-section) 0;
        }
        .section-alt {
            background: var(--clr-bg-alt);
        }
        .section-dark {
            background: var(--clr-primary-dark);
            color: #fff;
        }
        .section-dark h2,
        .section-dark h3,
        .section-dark p {
            color: #fff;
        }
        .section-dark .text-muted {
            color: rgba(255, 255, 255, 0.7);
        }
        .section-title {
            font-size: 36px;
            font-weight: 800;
            margin-bottom: 8px;
            letter-spacing: -0.5px;
            color: var(--clr-text);
        }
        .section-subtitle {
            font-size: 18px;
            color: var(--clr-text-light);
            max-width: 640px;
            margin: 0 auto 40px;
            text-align: center;
        }
        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-header .section-title {
            margin-bottom: 12px;
        }
        .section-header .section-subtitle {
            margin-bottom: 0;
        }
        @media (max-width: 768px) {
            .section {
                padding: var(--space-section-mobile) 0;
            }
            .section-title {
                font-size: 28px;
            }
            .section-subtitle {
                font-size: 16px;
                margin-bottom: 28px;
            }
            .section-header {
                margin-bottom: 32px;
            }
        }

        /* ===== Hero / Banner ===== */
        .category-hero {
            position: relative;
            padding: 120px 0 100px;
            background: linear-gradient(135deg, var(--clr-primary-dark) 0%, var(--clr-primary) 60%, var(--clr-primary-light) 100%);
            overflow: hidden;
            min-height: 380px;
            display: flex;
            align-items: center;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            opacity: 0.18;
            mix-blend-mode: overlay;
        }
        .category-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at top right, rgba(255, 107, 53, 0.15), transparent 60%);
            pointer-events: none;
        }
        .category-hero .container-custom {
            position: relative;
            z-index: 2;
        }
        .category-hero .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, 0.12);
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
            padding: 6px 16px;
            border-radius: 50px;
            font-size: 13px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 20px;
            border: 1px solid rgba(255, 255, 255, 0.08);
        }
        .category-hero .hero-badge i {
            color: var(--clr-accent);
        }
        .category-hero h1 {
            font-size: 52px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: -1px;
            line-height: 1.15;
        }
        .category-hero h1 span {
            background: linear-gradient(135deg, var(--clr-accent), var(--clr-secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .category-hero p {
            font-size: 20px;
            color: rgba(255, 255, 255, 0.8);
            max-width: 620px;
            margin-bottom: 28px;
            line-height: 1.6;
        }
        .category-hero .hero-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .category-hero .hero-actions .btn-primary {
            background: var(--clr-secondary);
            color: #fff;
            padding: 14px 32px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 16px;
            border: none;
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            box-shadow: 0 6px 24px rgba(255, 107, 53, 0.35);
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .category-hero .hero-actions .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 36px rgba(255, 107, 53, 0.45);
        }
        .category-hero .hero-actions .btn-outline {
            background: transparent;
            color: #fff;
            padding: 14px 28px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 16px;
            border: 2px solid rgba(255, 255, 255, 0.25);
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: background var(--transition), border-color var(--transition), transform var(--transition);
        }
        .category-hero .hero-actions .btn-outline:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(255, 255, 255, 0.5);
            transform: translateY(-3px);
        }
        @media (max-width: 768px) {
            .category-hero {
                padding: 80px 0 64px;
                min-height: 300px;
            }
            .category-hero h1 {
                font-size: 34px;
            }
            .category-hero p {
                font-size: 17px;
            }
            .category-hero .hero-actions .btn-primary,
            .category-hero .hero-actions .btn-outline {
                padding: 12px 24px;
                font-size: 15px;
            }
        }
        @media (max-width: 520px) {
            .category-hero h1 {
                font-size: 28px;
            }
            .category-hero p {
                font-size: 15px;
            }
            .category-hero .hero-actions {
                flex-direction: column;
            }
            .category-hero .hero-actions .btn-primary,
            .category-hero .hero-actions .btn-outline {
                width: 100%;
                justify-content: center;
            }
        }

        /* ===== 卡片通用 ===== */
        .card {
            background: var(--clr-bg-card);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--clr-border-light);
            overflow: hidden;
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }
        .card-image {
            width: 100%;
            aspect-ratio: 16 / 9;
            object-fit: cover;
            display: block;
        }
        .card-body {
            padding: 20px 22px 24px;
        }
        .card-body .card-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            color: var(--clr-secondary);
            background: rgba(255, 107, 53, 0.08);
            padding: 3px 10px;
            border-radius: 20px;
            margin-bottom: 10px;
        }
        .card-body h3 {
            font-size: 19px;
            font-weight: 700;
            margin-bottom: 8px;
            line-height: 1.35;
        }
        .card-body h3 a {
            color: var(--clr-text);
        }
        .card-body h3 a:hover {
            color: var(--clr-primary);
        }
        .card-body p {
            font-size: 14px;
            color: var(--clr-text-muted);
            margin-bottom: 12px;
            line-height: 1.6;
        }
        .card-body .card-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 13px;
            color: var(--clr-text-muted);
        }
        .card-body .card-meta i {
            margin-right: 4px;
        }
        .card-body .card-meta span {
            display: flex;
            align-items: center;
        }
        .card-link {
            text-decoration: none;
            color: inherit;
            display: block;
        }
        .card-link:hover {
            color: inherit;
        }

        /* ===== 按钮通用 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 15px;
            border: none;
            cursor: pointer;
            transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
            text-decoration: none;
            line-height: 1.4;
        }
        .btn:hover {
            transform: translateY(-2px);
            text-decoration: none;
        }
        .btn:focus-visible {
            outline: 3px solid var(--clr-secondary);
            outline-offset: 2px;
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--clr-secondary), var(--clr-secondary-dark));
            color: #fff;
            box-shadow: 0 4px 16px rgba(255, 107, 53, 0.3);
        }
        .btn-primary:hover {
            box-shadow: 0 8px 28px rgba(255, 107, 53, 0.45);
            color: #fff;
            background: linear-gradient(135deg, var(--clr-secondary-light), var(--clr-secondary));
        }
        .btn-secondary {
            background: var(--clr-primary);
            color: #fff;
            box-shadow: 0 4px 16px rgba(45, 27, 105, 0.25);
        }
        .btn-secondary:hover {
            background: var(--clr-primary-light);
            box-shadow: 0 8px 28px rgba(45, 27, 105, 0.35);
            color: #fff;
        }
        .btn-outline {
            background: transparent;
            color: var(--clr-primary);
            border: 2px solid var(--clr-primary);
        }
        .btn-outline:hover {
            background: var(--clr-primary);
            color: #fff;
        }
        .btn-sm {
            padding: 8px 18px;
            font-size: 13px;
        }
        .btn-lg {
            padding: 16px 36px;
            font-size: 17px;
        }
        .btn i {
            font-size: 0.9em;
        }

        /* ===== 标签 / Badge ===== */
        .tag {
            display: inline-block;
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 500;
            background: var(--clr-bg);
            color: var(--clr-text-light);
            border: 1px solid var(--clr-border);
            transition: background var(--transition), color var(--transition), border-color var(--transition);
            cursor: default;
        }
        .tag:hover {
            background: var(--clr-primary);
            color: #fff;
            border-color: var(--clr-primary);
        }
        .tag-accent {
            background: rgba(255, 107, 53, 0.08);
            color: var(--clr-secondary);
            border-color: rgba(255, 107, 53, 0.15);
        }
        .tag-accent:hover {
            background: var(--clr-secondary);
            color: #fff;
            border-color: var(--clr-secondary);
        }
        .badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 2px 10px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 600;
            background: var(--clr-primary);
            color: #fff;
        }
        .badge-hot {
            background: var(--clr-danger);
            color: #fff;
        }
        .badge-new {
            background: var(--clr-success);
            color: #fff;
        }

        /* ===== 资讯分类标签区 ===== */
        .tag-filter {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
            margin-bottom: 40px;
        }
        .tag-filter .tag {
            padding: 8px 22px;
            font-size: 14px;
            border-radius: 50px;
            cursor: pointer;
            transition: all var(--transition);
            background: var(--clr-bg-alt);
            border: 1px solid var(--clr-border);
            color: var(--clr-text-light);
            font-weight: 500;
        }
        .tag-filter .tag:hover,
        .tag-filter .tag.active {
            background: var(--clr-primary);
            color: #fff;
            border-color: var(--clr-primary);
            box-shadow: 0 4px 12px rgba(45, 27, 105, 0.2);
        }

        /* ===== 热门排行列表 ===== */
        .rank-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .rank-item {
            display: flex;
            align-items: center;
            gap: 16px;
            background: var(--clr-bg-alt);
            padding: 14px 20px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--clr-border-light);
            transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
        }
        .rank-item:hover {
            background: var(--clr-bg-card);
            transform: translateX(4px);
            box-shadow: var(--shadow-sm);
        }
        .rank-item .rank-num {
            width: 32px;
            height: 32px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            font-weight: 700;
            font-size: 14px;
            color: #fff;
            background: var(--clr-primary);
            flex-shrink: 0;
        }
        .rank-item:nth-child(1) .rank-num {
            background: var(--clr-danger);
        }
        .rank-item:nth-child(2) .rank-num {
            background: var(--clr-warning);
        }
        .rank-item:nth-child(3) .rank-num {
            background: var(--clr-accent);
            color: var(--clr-text);
        }
        .rank-item .rank-info {
            flex: 1;
            min-width: 0;
        }
        .rank-item .rank-info h4 {
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 2px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .rank-item .rank-info h4 a {
            color: var(--clr-text);
        }
        .rank-item .rank-info h4 a:hover {
            color: var(--clr-primary);
        }
        .rank-item .rank-info .rank-meta {
            font-size: 13px;
            color: var(--clr-text-muted);
        }
        .rank-item .rank-hot {
            font-size: 13px;
            font-weight: 600;
            color: var(--clr-danger);
            white-space: nowrap;
        }

        /* ===== 更新动态时间线 ===== */
        .timeline {
            position: relative;
            padding-left: 32px;
        }
        .timeline::before {
            content: '';
            position: absolute;
            left: 12px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: linear-gradient(to bottom, var(--clr-primary), var(--clr-secondary));
            border-radius: 2px;
        }
        .timeline-item {
            position: relative;
            padding-bottom: 28px;
        }
        .timeline-item:last-child {
            padding-bottom: 0;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -20px;
            top: 4px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--clr-primary);
            border: 3px solid var(--clr-bg);
            box-shadow: 0 0 0 2px var(--clr-primary);
        }
        .timeline-item .tl-date {
            font-size: 13px;
            font-weight: 600;
            color: var(--clr-secondary);
            margin-bottom: 4px;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .timeline-item h4 {
            font-size: 17px;
            font-weight: 600;
            margin-bottom: 4px;
        }
        .timeline-item p {
            font-size: 14px;
            color: var(--clr-text-muted);
            margin-bottom: 0;
        }

        /* ===== 专题卡片 ===== */
        .feature-card {
            position: relative;
            border-radius: var(--radius-md);
            overflow: hidden;
            aspect-ratio: 16 / 10;
            display: flex;
            align-items: flex-end;
            box-shadow: var(--shadow-sm);
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .feature-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }
        .feature-card img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .feature-card .feature-overlay {
            position: relative;
            z-index: 2;
            width: 100%;
            padding: 24px 22px 20px;
            background: linear-gradient(to top, rgba(26, 15, 63, 0.92) 0%, rgba(26, 15, 63, 0.2) 100%);
            color: #fff;
        }
        .feature-card .feature-overlay .feature-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            padding: 2px 12px;
            border-radius: 20px;
            background: var(--clr-secondary);
            color: #fff;
            margin-bottom: 8px;
        }
        .feature-card .feature-overlay h3 {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 4px;
        }
        .feature-card .feature-overlay p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 0;
        }

        /* ===== CTA 区块 ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--clr-primary-dark), var(--clr-primary));
            padding: 72px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-position: center;
            opacity: 0.08;
            mix-blend-mode: overlay;
        }
        .cta-section .container-custom {
            position: relative;
            z-index: 2;
        }
        .cta-section h2 {
            font-size: 36px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: -0.5px;
        }
        .cta-section p {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.8);
            max-width: 560px;
            margin: 0 auto 28px;
        }
        .cta-section .cta-form {
            display: flex;
            gap: 12px;
            max-width: 500px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }
        .cta-section .cta-form input[type="email"] {
            flex: 1;
            min-width: 220px;
            padding: 14px 20px;
            border-radius: 50px;
            border: none;
            font-size: 15px;
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            outline: none;
            transition: background var(--transition);
        }
        .cta-section .cta-form input[type="email"]::placeholder {
            color: rgba(255, 255, 255, 0.5);
        }
        .cta-section .cta-form input[type="email"]:focus {
            background: rgba(255, 255, 255, 0.2);
        }
        .cta-section .cta-form .btn {
            flex-shrink: 0;
        }
        @media (max-width: 768px) {
            .cta-section h2 {
                font-size: 28px;
            }
            .cta-section p {
                font-size: 16px;
            }
            .cta-section .cta-form {
                flex-direction: column;
                align-items: center;
            }
            .cta-section .cta-form input[type="email"] {
                width: 100%;
                min-width: unset;
            }
            .cta-section .cta-form .btn {
                width: 100%;
                justify-content: center;
            }
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--clr-bg-alt);
            border: 1px solid var(--clr-border-light);
            border-radius: var(--radius-sm);
            overflow: hidden;
            transition: box-shadow var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }
        .faq-item .faq-question {
            padding: 18px 22px;
            font-size: 16px;
            font-weight: 600;
            color: var(--clr-text);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: background var(--transition);
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            font-family: inherit;
            line-height: 1.4;
        }
        .faq-item .faq-question:hover {
            background: rgba(45, 27, 105, 0.03);
        }
        .faq-item .faq-question:focus-visible {
            outline: 3px solid var(--clr-secondary);
            outline-offset: -2px;
        }
        .faq-item .faq-question i {
            color: var(--clr-secondary);
            font-size: 18px;
            transition: transform var(--transition);
            flex-shrink: 0;
        }
        .faq-item .faq-question.open i {
            transform: rotate(180deg);
        }
        .faq-item .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94), padding 0.3s ease;
            padding: 0 22px;
            color: var(--clr-text-light);
            font-size: 15px;
            line-height: 1.7;
        }
        .faq-item .faq-answer.open {
            max-height: 300px;
            padding: 0 22px 20px;
        }
        .faq-item .faq-answer p {
            margin-bottom: 0;
        }

        /* ===== 页脚 Footer ===== */
        .site-footer {
            background: var(--clr-primary-dark);
            color: rgba(255, 255, 255, 0.85);
            padding: 56px 0 0;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }
        .site-footer .footer-col .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
        }
        .site-footer .footer-col .footer-logo .logo-icon {
            width: 34px;
            height: 34px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, var(--clr-secondary), var(--clr-accent));
            border-radius: var(--radius-sm);
            color: #fff;
            font-size: 16px;
        }
        .site-footer .footer-col .footer-logo span {
            color: var(--clr-secondary);
        }
        .site-footer .footer-col p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.7;
            margin-bottom: 18px;
            max-width: 340px;
        }
        .site-footer .footer-social {
            display: flex;
            gap: 12px;
        }
        .site-footer .footer-social a {
            width: 38px;
            height: 38px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            color: rgba(255, 255, 255, 0.7);
            font-size: 18px;
            transition: background var(--transition), color var(--transition), transform var(--transition);
        }
        .site-footer .footer-social a:hover {
            background: var(--clr-secondary);
            color: #fff;
            transform: translateY(-3px);
        }
        .site-footer .footer-col h4 {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }
        .site-footer .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .site-footer .footer-col ul li a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            display: flex;
            align-items: center;
            gap: 8px;
            transition: color var(--transition), transform var(--transition);
        }
        .site-footer .footer-col ul li a:hover {
            color: var(--clr-secondary);
            transform: translateX(4px);
        }
        .site-footer .footer-col ul li a i {
            font-size: 12px;
            color: var(--clr-secondary);
        }
        .site-footer .footer-bottom {
            padding: 20px 0;
            text-align: center;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.4);
        }
        .site-footer .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
            transition: color var(--transition);
        }
        .site-footer .footer-bottom a:hover {
            color: var(--clr-secondary);
        }
        @media (max-width: 900px) {
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }
        @media (max-width: 520px) {
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .site-footer .footer-col p {
                max-width: 100%;
            }
        }

        /* ===== Foundation 覆盖 ===== */
        .grid-x {
            margin: 0;
        }
        .cell {
            padding: 0;
        }
        .grid-padding-x .cell {
            padding: 0 12px;
        }
        @media (max-width: 768px) {
            .grid-padding-x .cell {
                padding: 0 8px;
            }
        }

        /* ===== 特殊修饰 ===== */
        .mt-1 {
            margin-top: 8px;
        }
        .mt-2 {
            margin-top: 16px;
        }
        .mt-3 {
            margin-top: 24px;
        }
        .mb-1 {
            margin-bottom: 8px;
        }
        .mb-2 {
            margin-bottom: 16px;
        }
        .mb-3 {
            margin-bottom: 24px;
        }
        .text-center {
            text-align: center;
        }
        .text-muted {
            color: var(--clr-text-muted);
        }
        .flex-center {
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .gap-1 {
            gap: 8px;
        }
        .gap-2 {
            gap: 16px;
        }

        /* ===== 加载更多 ===== */
        .load-more {
            text-align: center;
            margin-top: 40px;
        }
        .load-more .btn {
            padding: 14px 40px;
        }

        /* ===== 资讯卡片网格 ===== */
        .news-grid .card .card-body .card-tag {
            background: rgba(45, 27, 105, 0.06);
            color: var(--clr-primary);
        }
        .news-grid .card .card-body .card-tag.hot {
            background: rgba(255, 107, 53, 0.1);
            color: var(--clr-secondary);
        }
        .news-grid .card .card-body .card-tag.new {
            background: rgba(46, 204, 113, 0.1);
            color: var(--clr-success);
        }

        /* ===== 动画辅助 ===== */
        @keyframes fadeUp {
            from {
                opacity: 0;
                transform: translateY(24px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .animate-fade-up {
            animation: fadeUp 0.6s ease forwards;
        }
        .animate-delay-1 {
            animation-delay: 0.1s;
        }
        .animate-delay-2 {
            animation-delay: 0.2s;
        }
        .animate-delay-3 {
            animation-delay: 0.3s;
        }
        .animate-delay-4 {
            animation-delay: 0.4s;
        }
        .animate-delay-5 {
            animation-delay: 0.5s;
        }

        /* ===== 数字统计 ===== */
        .stat-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            text-align: center;
        }
        .stat-item .stat-number {
            font-size: 40px;
            font-weight: 800;
            color: var(--clr-primary);
            line-height: 1.1;
            margin-bottom: 4px;
            letter-spacing: -1px;
        }
        .stat-item .stat-label {
            font-size: 15px;
            color: var(--clr-text-muted);
            font-weight: 500;
        }
        @media (max-width: 768px) {
            .stat-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .stat-item .stat-number {
                font-size: 32px;
            }
        }
        @media (max-width: 520px) {
            .stat-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        /* ===== 分割线 ===== */
        .divider {
            width: 60px;
            height: 4px;
            background: linear-gradient(90deg, var(--clr-primary), var(--clr-secondary));
            border-radius: 4px;
            margin: 12px auto 20px;
        }
        .divider-left {
            margin: 12px 0 20px;
        }