/* roulang page: index */
:root {
            --primary: #8b5e3c;
            --primary-dark: #6b4528;
            --primary-light: #b08860;
            --secondary: #d4926a;
            --accent: #e8bc7a;
            --bg-light: #faf3e8;
            --bg-dark: #2c2622;
            --bg-dark-2: #3a332c;
            --text-main: #2c2622;
            --text-soft: #5f554a;
            --text-light: #faf3e8;
            --text-muted: #9a8a78;
            --border: #d8c8b2;
            --border-light: #ebe0d0;
            --border-dark: #4e433a;
            --radius: 14px;
            --radius-sm: 8px;
            --radius-lg: 24px;
            --shadow-sm: 0 2px 12px rgba(44, 38, 34, 0.06);
            --shadow: 0 6px 28px rgba(44, 38, 34, 0.10);
            --shadow-lg: 0 12px 44px rgba(44, 38, 34, 0.16);
            --transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            --font-display: "Georgia", "Songti SC", "SimSun", "Times New Roman", serif;
        }

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

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

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-main);
            background-color: var(--bg-light);
            background-image: linear-gradient(rgba(0, 0, 0, 0.015) 1px, transparent 1px),
                linear-gradient(90deg, rgba(0, 0, 0, 0.01) 1px, transparent 1px);
            background-size: 48px 48px;
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
        }

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

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

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

        ul,
        ol {
            list-style: none;
        }

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

        .grid-container {
            max-width: 1200px;
        }

        @media screen and (max-width: 89.9375em) {
            .grid-container {
                padding-left: 24px;
                padding-right: 24px;
            }
        }

        /* ========== 导航 ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(44, 38, 34, 0.97);
            backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--border-dark);
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
        }

        .main-nav {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            padding: 0 24px;
        }

        .nav-logo {
            font-family: var(--font-display);
            font-size: 28px;
            font-weight: 700;
            color: var(--text-light);
            letter-spacing: 2px;
            flex-shrink: 0;
            transition: var(--transition);
        }
        .nav-logo:hover {
            color: var(--accent);
            transform: scale(1.03);
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            margin: 0;
            padding: 0;
        }

        .nav-menu>li {
            position: relative;
        }

        .nav-menu>li>a {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 10px 18px;
            color: rgba(250, 243, 232, 0.85);
            font-size: 15px;
            font-weight: 500;
            border-radius: 8px;
            border: 1px solid transparent;
            transition: var(--transition);
        }

        .nav-menu>li>a:hover {
            color: #fff;
            background: rgba(250, 243, 232, 0.08);
            border-color: rgba(250, 243, 232, 0.12);
        }

        .nav-menu>li.active>a {
            color: var(--accent);
            background: rgba(232, 188, 122, 0.1);
            border-color: rgba(232, 188, 122, 0.25);
        }

        .nav-menu>li>a i {
            font-size: 10px;
            opacity: 0.7;
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 22px;
            background: var(--accent);
            color: var(--bg-dark);
            border-radius: 50px;
            font-size: 14px;
            font-weight: 700;
            letter-spacing: 0.5px;
            border: 2px solid transparent;
            transition: var(--transition);
            white-space: nowrap;
        }
        .nav-cta:hover {
            background: #f5d19a;
            transform: translateY(-2px);
            box-shadow: 0 4px 16px rgba(232, 188, 122, 0.35);
        }

        .nav-toggle {
            display: none;
            background: transparent;
            border: 1px solid rgba(250, 243, 232, 0.3);
            color: var(--text-light);
            padding: 10px 14px;
            border-radius: 8px;
            font-size: 18px;
            cursor: pointer;
            transition: var(--transition);
        }
        .nav-toggle:hover {
            background: rgba(250, 243, 232, 0.1);
        }

        /* Mega Menu 下拉 */
        .dropdown-panel {
            position: absolute;
            top: calc(100% + 8px);
            left: -80px;
            width: 380px;
            background: var(--bg-light);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow-lg);
            padding: 0;
            opacity: 0;
            visibility: hidden;
            transform: translateY(14px);
            transition: var(--transition);
            z-index: 100;
            overflow: hidden;
        }

        .dropdown-panel::before {
            content: '';
            position: absolute;
            top: -8px;
            left: 100px;
            width: 16px;
            height: 16px;
            background: var(--bg-light);
            border-left: 1px solid var(--border);
            border-top: 1px solid var(--border);
            transform: rotate(45deg);
        }

        .has-dropdown:hover .dropdown-panel,
        .has-dropdown:focus-within .dropdown-panel {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }

        .drop-head {
            padding: 24px 24px 14px;
            border-bottom: 1px solid var(--border-light);
        }
        .drop-head h4 {
            font-size: 18px;
            color: var(--primary-dark);
            margin-bottom: 4px;
        }
        .drop-head p {
            font-size: 13px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.5;
        }

        .drop-links {
            padding: 14px 24px 18px;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .drop-link-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 14px;
            background: rgba(139, 94, 60, 0.05);
            border-radius: 8px;
            border: 1px solid var(--border-light);
            font-size: 14px;
            color: var(--text-main);
            transition: var(--transition);
        }
        .drop-link-row:hover {
            background: rgba(139, 94, 60, 0.1);
            border-color: var(--primary-light);
            transform: translateX(4px);
        }
        .drop-link-row i {
            color: var(--primary);
            font-size: 12px;
        }

        /* ========== Hero ========== */
        .hero {
            position: relative;
            min-height: 88vh;
            display: flex;
            align-items: center;
            justify-content: center;
            background-size: cover;
            background-position: center;
            background-color: var(--bg-dark);
            color: var(--text-light);
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(44, 38, 34, 0.78) 0%, rgba(44, 38, 34, 0.55) 50%, rgba(44, 38, 34, 0.82) 100%);
        }

        .hero-inner {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 800px;
            padding: 60px 24px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 20px;
            border: 1px solid rgba(250, 243, 232, 0.3);
            border-radius: 50px;
            font-size: 13px;
            letter-spacing: 2px;
            text-transform: uppercase;
            background: rgba(0, 0, 0, 0.2);
            margin-bottom: 28px;
            backdrop-filter: blur(4px);
        }

        .hero h1 {
            font-size: 72px;
            font-weight: 700;
            letter-spacing: 8px;
            margin-bottom: 12px;
            color: #fff;
            text-shadow: 0 4px 40px rgba(0, 0, 0, 0.3);
        }

        .hero-subtitle {
            font-size: 22px;
            color: var(--accent);
            letter-spacing: 4px;
            margin-bottom: 16px;
        }

        .hero-desc {
            font-size: 16px;
            color: rgba(250, 243, 232, 0.8);
            max-width: 520px;
            margin: 0 auto 36px;
            line-height: 1.8;
        }

        .hero-buttons {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 34px;
            border-radius: 50px;
            font-size: 15px;
            font-weight: 700;
            letter-spacing: 0.5px;
            transition: var(--transition);
            cursor: pointer;
            border: 2px solid transparent;
            line-height: 1.4;
        }

        .btn-primary {
            background: var(--accent);
            color: var(--bg-dark);
            border-color: var(--accent);
            box-shadow: 0 4px 20px rgba(232, 188, 122, 0.25);
        }
        .btn-primary:hover {
            background: #f5d19a;
            border-color: #f5d19a;
            transform: translateY(-3px);
            box-shadow: 0 8px 30px rgba(232, 188, 122, 0.4);
        }

        .btn-outline {
            background: transparent;
            color: var(--text-light);
            border-color: rgba(250, 243, 232, 0.5);
        }
        .btn-outline:hover {
            background: rgba(250, 243, 232, 0.12);
            border-color: rgba(250, 243, 232, 0.9);
            transform: translateY(-3px);
        }

        .btn-dark {
            background: var(--bg-dark);
            color: var(--text-light);
            border-color: var(--bg-dark);
        }
        .btn-dark:hover {
            background: var(--bg-dark-2);
            border-color: var(--bg-dark-2);
            transform: translateY(-3px);
            box-shadow: 0 8px 24px rgba(44, 38, 34, 0.25);
        }

        /* ========== 通用板块样式 ========== */
        .section {
            padding: 96px 0;
        }

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

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

        .section-head {
            text-align: center;
            max-width: 600px;
            margin: 0 auto 56px;
        }

        .eyebrow {
            display: inline-block;
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 4px;
            text-transform: uppercase;
            color: var(--primary);
            margin-bottom: 8px;
            padding: 5px 16px;
            border: 1px solid var(--primary);
            border-radius: 50px;
            background: transparent;
        }

        .section-head h2 {
            font-size: 40px;
            color: var(--text-main);
            margin-bottom: 12px;
        }

        .section-dark .section-head h2 {
            color: var(--text-light);
        }

        .section-dark .section-head .eyebrow {
            color: var(--accent);
            border-color: var(--accent);
        }

        .section-head p {
            font-size: 16px;
            color: var(--text-muted);
            margin: 0;
        }

        .section-dark .section-head p {
            color: rgba(250, 243, 232, 0.6);
        }

        /* ========== 关于 ========== */
        .about-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 64px;
            align-items: center;
        }

        .about-media {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            border: 4px solid #fff;
            transform: rotate(-2deg);
            transition: var(--transition);
        }
        .about-media:hover {
            transform: rotate(0deg) scale(1.01);
        }
        .about-media img {
            width: 100%;
            height: 340px;
            object-fit: cover;
        }

        .about-tag {
            position: absolute;
            bottom: 16px;
            left: 16px;
            background: var(--bg-dark);
            color: var(--accent);
            padding: 8px 20px;
            border-radius: 50px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 1px;
            box-shadow: var(--shadow);
        }

        .about-content .eyebrow {
            margin-bottom: 12px;
        }

        .about-content h2 {
            font-size: 38px;
            line-height: 1.25;
            margin-bottom: 20px;
            color: var(--text-main);
        }

        .about-content p {
            color: var(--text-soft);
            font-size: 16px;
            margin-bottom: 16px;
        }

        .about-list {
            margin: 24px 0;
            padding: 0;
        }

        .about-list li {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 10px 0;
            font-size: 15px;
            color: var(--text-soft);
            border-bottom: 1px dashed var(--border);
        }

        .about-list li:last-child {
            border-bottom: none;
        }

        .about-list i {
            color: var(--primary);
            font-size: 16px;
            width: 24px;
            text-align: center;
        }

        /* ========== 分类入口 ========== */
        .cat-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
        }

        .cat-card {
            position: relative;
            display: block;
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: var(--bg-dark);
            box-shadow: var(--shadow);
            transition: var(--transition);
            border: 1px solid var(--border-light);
            min-height: 340px;
        }

        .cat-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-lg);
        }

        .cat-card img {
            width: 100%;
            height: 240px;
            object-fit: cover;
            transition: var(--transition);
        }

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

        .cat-card-body {
            padding: 28px;
        }

        .cat-card-body h3 {
            font-size: 24px;
            margin-bottom: 8px;
            color: var(--text-main);
        }

        .cat-card-body p {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 16px;
        }

        .cat-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 700;
            color: var(--primary);
            transition: var(--transition);
        }
        .cat-card:hover .cat-link {
            gap: 14px;
            color: var(--primary-dark);
        }

        /* ========== 最新信息 ========== */
        .latest-wrap {
            max-width: 800px;
            margin: 0 auto;
        }

        .news-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .news-card {
            display: block;
            background: #fff;
            border: 1px solid var(--border-light);
            border-radius: var(--radius);
            padding: 24px 28px;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .news-card::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 4px;
            background: var(--primary);
            border-radius: 4px;
            opacity: 0;
            transition: var(--transition);
        }

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

        .news-card:hover::before {
            opacity: 1;
        }

        .news-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 8px;
        }

        .news-cat {
            display: inline-block;
            padding: 3px 14px;
            background: rgba(139, 94, 60, 0.1);
            color: var(--primary-dark);
            font-size: 12px;
            font-weight: 700;
            border-radius: 50px;
            border: 1px solid rgba(139, 94, 60, 0.2);
        }

        .news-time {
            font-size: 13px;
            color: var(--text-muted);
        }

        .news-card h3 {
            font-size: 20px;
            margin-bottom: 6px;
            color: var(--text-main);
            transition: var(--transition);
        }

        .news-card:hover h3 {
            color: var(--primary);
        }

        .news-card p {
            font-size: 14px;
            color: var(--text-muted);
            margin: 0 0 4px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .read-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 700;
            color: var(--primary);
            margin-top: 8px;
        }
        .news-card:hover .read-more {
            gap: 12px;
        }

        .empty-tip {
            text-align: center;
            padding: 48px 24px;
            background: #fff;
            border: 2px dashed var(--border);
            border-radius: var(--radius);
            color: var(--text-muted);
            font-size: 15px;
        }

        /* ========== 数据 + 流程 ========== */
        .stats-section {
            background: var(--bg-dark);
            color: var(--text-light);
            padding: 64px 0;
            position: relative;
            overflow: hidden;
        }

        .stats-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: radial-gradient(circle at 20% 50%, rgba(232, 188, 122, 0.08) 0%, transparent 40%);
        }

        .stats-grid {
            position: relative;
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 32px;
            text-align: center;
            z-index: 2;
        }

        .stat-item {
            padding: 32px 20px;
            border: 1px solid rgba(250, 243, 232, 0.12);
            border-radius: var(--radius);
            transition: var(--transition);
            background: rgba(250, 243, 232, 0.04);
        }
        .stat-item:hover {
            border-color: rgba(232, 188, 122, 0.4);
            background: rgba(232, 188, 122, 0.06);
            transform: translateY(-4px);
        }

        .stat-num {
            display: block;
            font-family: var(--font-display);
            font-size: 48px;
            font-weight: 700;
            color: var(--accent);
            line-height: 1.2;
            margin-bottom: 6px;
        }

        .stat-label {
            font-size: 14px;
            letter-spacing: 2px;
            color: rgba(250, 243, 232, 0.7);
        }

        .steps-wrap {
            padding: 96px 0;
        }

        .steps-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 32px;
        }

        .step-card {
            background: #fff;
            border: 1px solid var(--border-light);
            border-radius: var(--radius);
            padding: 40px 32px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            position: relative;
        }

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

        .step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--accent);
            color: var(--bg-dark);
            font-family: var(--font-display);
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 18px;
        }

        .step-card h3 {
            font-size: 22px;
            margin-bottom: 10px;
        }

        .step-card p {
            font-size: 14px;
            color: var(--text-muted);
            margin: 0;
        }

        /* ========== 编辑精选 ========== */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .feature-card {
            background: #fff;
            border-radius: var(--radius);
            overflow: hidden;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }

        .feature-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-8px);
            border-color: var(--primary-light);
        }

        .feature-card-img {
            position: relative;
            overflow: hidden;
            height: 180px;
        }

        .feature-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }

        .feature-card:hover .feature-card-img img {
            transform: scale(1.08);
        }

        .feature-card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(44, 38, 34, 0.85);
            color: var(--accent);
            padding: 4px 14px;
            font-size: 11px;
            font-weight: 700;
            border-radius: 50px;
            letter-spacing: 1px;
        }

        .feature-card-body {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .feature-card-body h3 {
            font-size: 18px;
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .feature-card-body p {
            font-size: 13px;
            color: var(--text-muted);
            flex: 1;
            margin: 0;
        }

        /* ========== FAQ ========== */
        .faq-wrap {
            max-width: 720px;
            margin: 0 auto;
        }

        .faq-item {
            background: #fff;
            border: 1px solid var(--border-light);
            border-radius: var(--radius);
            margin-bottom: 14px;
            overflow: hidden;
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
        }

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

        .faq-item summary {
            padding: 22px 28px;
            font-weight: 600;
            font-size: 16px;
            cursor: pointer;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            transition: var(--transition);
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary::after {
            content: '+';
            font-size: 24px;
            font-weight: 300;
            color: var(--primary);
            flex-shrink: 0;
            transition: var(--transition);
            line-height: 1;
        }

        .faq-item[open] summary::after {
            content: '−';
            transform: rotate(180deg);
        }

        .faq-item[open] summary {
            border-bottom: 1px solid var(--border-light);
            color: var(--primary-dark);
        }

        .faq-content {
            padding: 20px 28px 24px;
            line-height: 1.8;
            color: var(--text-soft);
            font-size: 15px;
        }

        .faq-content p {
            margin: 0;
        }

        /* ========== CTA ========== */
        .cta-section {
            position: relative;
            padding: 0;
            background-size: cover;
            background-position: center;
            background-color: var(--bg-dark);
            overflow: hidden;
        }

        .cta-overlay {
            position: absolute;
            inset: 0;
            background: rgba(44, 38, 34, 0.75);
        }

        .cta-inner {
            position: relative;
            z-index: 2;
            text-align: center;
            padding: 100px 24px;
            max-width: 640px;
            margin: 0 auto;
            color: var(--text-light);
        }

        .cta-inner h2 {
            font-size: 40px;
            margin-bottom: 16px;
            color: #fff;
        }

        .cta-inner p {
            font-size: 16px;
            color: rgba(250, 243, 232, 0.75);
            margin-bottom: 32px;
        }

        .cta-buttons {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .btn-light {
            background: #fff;
            color: var(--bg-dark);
            border-color: #fff;
        }
        .btn-light:hover {
            background: var(--accent);
            border-color: var(--accent);
            transform: translateY(-3px);
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
        }

        .btn-outline-light {
            background: transparent;
            color: #fff;
            border-color: rgba(255, 255, 255, 0.5);
        }
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: #fff;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(250, 243, 232, 0.6);
            padding: 64px 0 24px;
            border-top: 3px solid var(--accent);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr;
            gap: 48px;
            margin-bottom: 40px;
        }

        .footer-brand h3 {
            font-size: 28px;
            color: var(--text-light);
            margin-bottom: 12px;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            max-width: 320px;
            color: rgba(250, 243, 232, 0.5);
        }

        .footer-links h4 {
            font-size: 16px;
            color: var(--text-light);
            margin-bottom: 16px;
        }

        .footer-links a {
            display: block;
            padding: 6px 0;
            font-size: 14px;
            color: rgba(250, 243, 232, 0.6);
            transition: var(--transition);
        }

        .footer-links a:hover {
            color: var(--accent);
            transform: translateX(4px);
        }

        .footer-bottom {
            border-top: 1px solid rgba(250, 243, 232, 0.1);
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: rgba(250, 243, 232, 0.4);
        }

        .footer-bottom a {
            color: rgba(250, 243, 232, 0.6);
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }

        /* ========== 响应式 ========== */
        @media screen and (max-width: 1024px) {
            .about-grid {
                gap: 40px;
            }
            .feature-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .hero h1 {
                font-size: 56px;
            }
        }

        @media screen and (max-width: 768px) {
            .main-nav {
                height: auto;
                flex-wrap: wrap;
                padding: 16px 20px;
                gap: 12px;
            }

            .nav-menu {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                gap: 4px;
                padding: 8px 0;
                border-top: 1px solid rgba(250, 243, 232, 0.1);
                margin-top: 8px;
            }

            .nav-menu.open {
                display: flex;
            }

            .nav-menu>li>a {
                padding: 12px 16px;
                justify-content: space-between;
                border-radius: 8px;
            }

            .nav-cta {
                display: none;
            }

            .nav-toggle {
                display: block;
                margin-left: auto;
            }

            .dropdown-panel {
                position: static;
                width: 100%;
                opacity: 1;
                visibility: visible;
                transform: none;
                box-shadow: none;
                margin: 4px 0 4px 12px;
                border-radius: var(--radius-sm);
                display: none;
            }

            .has-dropdown.open .dropdown-panel {
                display: block;
            }

            .dropdown-panel::before {
                display: none;
            }

            .hero {
                min-height: 70vh;
            }

            .hero h1 {
                font-size: 40px;
                letter-spacing: 4px;
            }

            .hero-subtitle {
                font-size: 16px;
                letter-spacing: 2px;
            }

            .hero-desc {
                font-size: 14px;
                padding: 0 16px;
            }

            .section {
                padding: 64px 0;
            }

            .section-head h2 {
                font-size: 30px;
            }

            .about-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .about-media img {
                height: 240px;
            }

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

            .stats-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .steps-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

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

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }

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

        @media screen and (max-width: 520px) {
            .grid-container {
                padding-left: 16px;
                padding-right: 16px;
            }

            .main-nav {
                padding: 12px 16px;
            }

            .nav-logo {
                font-size: 22px;
            }

            .hero {
                min-height: 60vh;
            }

            .hero h1 {
                font-size: 32px;
                letter-spacing: 3px;
            }

            .hero-subtitle {
                font-size: 14px;
                letter-spacing: 1px;
            }

            .hero-desc {
                font-size: 13px;
                margin-bottom: 24px;
            }

            .hero-buttons {
                flex-direction: column;
                gap: 12px;
                padding: 0 20px;
            }

            .btn {
                width: 100%;
                justify-content: center;
                padding: 13px 20px;
                font-size: 14px;
            }

            .section {
                padding: 48px 0;
            }

            .section-head {
                margin-bottom: 36px;
            }

            .section-head h2 {
                font-size: 26px;
            }

            .eyebrow {
                font-size: 11px;
                letter-spacing: 3px;
            }

            .cat-card-body {
                padding: 20px;
            }

            .cat-card-body h3 {
                font-size: 20px;
            }

            .news-card {
                padding: 18px 20px;
            }

            .news-card h3 {
                font-size: 17px;
            }

            .news-meta {
                flex-wrap: wrap;
            }

            .stat-num {
                font-size: 36px;
            }

            .step-card {
                padding: 28px 20px;
            }

            .feature-card-img {
                height: 160px;
            }

            .faq-item summary {
                padding: 18px 20px;
                font-size: 15px;
            }

            .faq-content {
                padding: 16px 20px 20px;
                font-size: 14px;
            }

            .cta-inner {
                padding: 64px 16px;
            }

            .cta-inner h2 {
                font-size: 30px;
            }

            .cta-buttons {
                flex-direction: column;
                gap: 12px;
                padding: 0 20px;
            }

            .footer-grid {
                gap: 24px;
            }
        }

/* roulang page: article */
:root {
    --primary: #b08968;
    --primary-dark: #8f6b4f;
    --primary-light: #dab69b;
    --secondary: #2f4f4f;
    --accent: #d98555;
    --bg: #faf6f0;
    --bg-alt: #f1e9dc;
    --bg-dark: #2b231d;
    --text: #3a332b;
    --text-light: #6e5f50;
    --muted: #988b7a;
    --border: #e0d4c4;
    --white: #ffffff;
    --radius: 14px;
    --radius-sm: 8px;
    --shadow: 0 8px 30px rgba(58, 51, 43, 0.08);
    --shadow-hover: 0 14px 40px rgba(58, 51, 43, 0.14);
    --transition: all 0.3s ease;
    --font-serif: Georgia, "Noto Serif SC", "Songti SC", "SimSun", serif;
    --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    background: var(--bg);
    color: var(--text);
    line-height: 1.75;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
}

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

a:hover {
    color: var(--accent);
}

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

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

.container,
.grid-container {
    max-width: 1200px;
    margin: 0 auto;
    padding-left: 24px;
    padding-right: 24px;
}

/* ========== Header / Nav ========== */
.site-header {
    background: rgba(250, 246, 240, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.main-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 78px;
    position: relative;
}

.nav-logo {
    font-family: var(--font-serif);
    font-size: 1.65rem;
    font-weight: 700;
    letter-spacing: 1px;
    color: var(--primary-dark);
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-logo:hover {
    color: var(--primary-dark);
}

.nav-logo::before {
    content: "";
    display: block;
    width: 28px;
    height: 28px;
    background: var(--primary);
    border-radius: 50%;
    opacity: 0.18;
    position: absolute;
    left: -6px;
    top: 50%;
    transform: translateY(-50%);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 8px;
    list-style: none;
    margin: 0;
}

.nav-menu > li {
    position: relative;
}

.nav-menu > li > a {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 18px;
    border-radius: 999px;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text);
    transition: var(--transition);
}

.nav-menu > li > a:hover {
    background: rgba(176, 137, 104, 0.12);
    color: var(--primary-dark);
}

.nav-menu > li.active > a {
    background: var(--primary);
    color: #fff;
    box-shadow: 0 4px 14px rgba(176, 137, 104, 0.35);
}

.nav-menu > li.active > a:hover {
    color: #fff;
}

.dropdown-panel {
    position: absolute;
    top: calc(100% + 14px);
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-hover);
    min-width: 320px;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 100;
    padding: 20px;
    pointer-events: none;
}

.has-dropdown:hover .dropdown-panel {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
    pointer-events: auto;
}

.drop-head {
    padding-bottom: 14px;
    margin-bottom: 14px;
    border-bottom: 1px solid var(--bg-alt);
}

.drop-head h4 {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    color: var(--primary-dark);
    margin-bottom: 4px;
}

.drop-head p {
    font-size: 0.85rem;
    color: var(--muted);
    margin: 0;
}

.drop-links {
    display: grid;
    gap: 8px;
}

.drop-link-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    background: var(--bg);
    font-size: 0.9rem;
    color: var(--text);
    transition: var(--transition);
}

.drop-link-row:hover {
    background: var(--primary);
    color: #fff;
    transform: translateX(4px);
}

.drop-link-row i {
    font-size: 0.8rem;
}

.nav-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--secondary);
    color: #fff;
    padding: 10px 20px;
    border-radius: 999px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition);
    margin-left: auto;
    margin-right: 12px;
    white-space: nowrap;
}

.nav-cta:hover {
    background: var(--primary-dark);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 6px 18px rgba(47, 79, 79, 0.3);
}

.nav-toggle {
    display: none;
    background: transparent;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 10px 14px;
    font-size: 1.2rem;
    color: var(--text);
    cursor: pointer;
    transition: var(--transition);
}

.nav-toggle:hover {
    background: var(--bg-alt);
}

/* ========== Mobile Nav ========== */
@media (max-width: 1024px) {
    .nav-menu {
        position: fixed;
        top: 78px;
        left: 0;
        right: 0;
        background: var(--bg);
        border-bottom: 1px solid var(--border);
        flex-direction: column;
        align-items: stretch;
        padding: 16px 24px 24px;
        gap: 4px;
        box-shadow: var(--shadow);
        display: none;
        max-height: calc(100vh - 78px);
        overflow-y: auto;
        z-index: 999;
    }
    .nav-menu.open {
        display: flex;
    }
    .nav-menu > li > a {
        justify-content: space-between;
        padding: 14px 16px;
        border-radius: var(--radius-sm);
    }
    .dropdown-panel {
        position: static;
        transform: none;
        opacity: 1;
        visibility: visible;
        box-shadow: none;
        border: none;
        border-left: 2px solid var(--primary-light);
        border-radius: 0;
        margin: 4px 0 4px 12px;
        min-width: 0;
        padding: 12px 16px;
        pointer-events: auto;
        display: none;
    }
    .has-dropdown.open-drop .dropdown-panel {
        display: block;
    }
    .nav-cta {
        margin-left: 0;
        margin-right: 0;
        display: none;
    }
    .nav-toggle {
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }
}

@media (max-width: 640px) {
    .main-nav {
        height: 68px;
    }
    .nav-menu {
        top: 68px;
        max-height: calc(100vh - 68px);
    }
    .nav-logo {
        font-size: 1.35rem;
    }
    .dropdown-panel {
        margin-left: 8px;
        padding: 10px 12px;
    }
}

/* ========== Article Hero ========== */
.article-hero {
    position: relative;
    padding: 120px 0 90px;
    background-image: url('/assets/images/backpic/back-2.png');
    background-size: cover;
    background-position: center;
    color: #fff;
    border-bottom: 5px solid var(--primary);
}

.article-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(43, 35, 29, 0.78), rgba(43, 35, 29, 0.6));
}

.article-hero-inner {
    position: relative;
    z-index: 2;
    max-width: 860px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--accent);
    color: #fff;
    font-size: 0.82rem;
    font-weight: 600;
    padding: 6px 16px;
    border-radius: 999px;
    letter-spacing: 1px;
    box-shadow: 0 4px 12px rgba(217, 133, 85, 0.4);
    margin-bottom: 18px;
}

.article-hero h1 {
    font-family: var(--font-serif);
    font-size: clamp(1.8rem, 4vw, 3rem);
    line-height: 1.3;
    margin-bottom: 20px;
    text-shadow: 0 3px 20px rgba(0, 0, 0, 0.2);
    max-width: 800px;
    font-weight: 700;
}

.article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
    font-size: 0.9rem;
    opacity: 0.9;
}

.article-meta span {
    display: inline-flex;
    align-items: center;
    gap: 7px;
}

.article-meta i {
    color: var(--primary-light);
}

@media (max-width: 768px) {
    .article-hero {
        padding: 84px 0 60px;
    }
    .article-meta {
        gap: 12px;
        font-size: 0.82rem;
    }
}

/* ========== Article Main ========== */
.article-main-section {
    padding: 70px 0 0;
}

.post-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 42px;
    position: relative;
    overflow: hidden;
}

.post-card::before {
    content: "";
    position: absolute;
    inset: 10px;
    border: 1px solid rgba(176, 137, 104, 0.2);
    border-radius: calc(var(--radius) - 6px);
    pointer-events: none;
}

.post-content {
    position: relative;
    z-index: 1;
}

.post-content p {
    margin-bottom: 1.4em;
    line-height: 1.9;
    color: var(--text);
}

.post-content h2,
.post-content h3,
.post-content h4 {
    font-family: var(--font-serif);
    color: var(--primary-dark);
    margin: 1.6em 0 0.6em;
    line-height: 1.4;
}

.post-content h2 {
    font-size: 1.6rem;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--bg-alt);
}

.post-content h3 {
    font-size: 1.3rem;
}

.post-content ul,
.post-content ol {
    margin: 0 0 1.4em 1.4em;
    padding: 0;
}

.post-content li {
    margin-bottom: 0.5em;
    line-height: 1.8;
}

.post-content img {
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow);
    margin: 1.5em 0;
}

.post-content blockquote {
    border-left: 4px solid var(--primary);
    background: var(--bg);
    padding: 18px 24px;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    margin: 1.6em 0;
    font-family: var(--font-serif);
    font-style: italic;
    color: var(--text-light);
}

.post-content a {
    color: var(--primary-dark);
    text-decoration: underline;
    text-decoration-color: var(--primary-light);
    text-underline-offset: 4px;
}

.post-content a:hover {
    color: var(--accent);
    text-decoration-color: var(--accent);
}

.post-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5em 0;
}

.post-content td,
.post-content th {
    border: 1px solid var(--border);
    padding: 10px 14px;
    text-align: left;
}

.post-content th {
    background: var(--bg);
    font-weight: 600;
}

@media (max-width: 640px) {
    .post-card {
        padding: 26px 20px;
    }
}

/* ========== Not Found ========== */
.not-found {
    text-align: center;
    padding: 40px 20px 20px;
}

.not-found h2 {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    color: var(--primary-dark);
    margin-bottom: 10px;
}

.not-found p {
    color: var(--muted);
    margin-bottom: 24px;
}

.not-found .btn-back {
    display: inline-block;
    background: var(--primary);
    color: #fff;
    padding: 12px 28px;
    border-radius: 999px;
    font-weight: 500;
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

.not-found .btn-back:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 18px rgba(176, 137, 104, 0.35);
}

/* ========== Sidebar ========== */
.sidebar-area {
    padding-bottom: 30px;
}

.sidebar-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 26px;
    margin-bottom: 26px;
}

.sidebar-title {
    font-family: var(--font-serif);
    font-size: 1.15rem;
    color: var(--primary-dark);
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--bg-alt);
    display: flex;
    align-items: center;
    gap: 8px;
}

.sidebar-title i {
    color: var(--accent);
    font-size: 0.95rem;
}

.sidebar-desc {
    font-size: 0.9rem;
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 16px;
}

.sidebar-links {
    display: grid;
    gap: 10px;
}

.sidebar-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    background: var(--bg);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    color: var(--text);
    border: 1px solid transparent;
    transition: var(--transition);
}

.sidebar-link:hover {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 6px 14px rgba(176, 137, 104, 0.22);
}

.sidebar-post-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.sidebar-post-list li {
    margin-bottom: 12px;
    padding-bottom: 12px;
    border-bottom: 1px dashed var(--border);
}

.sidebar-post-list li:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.sidebar-post-list a {
    display: block;
    font-size: 0.9rem;
    color: var(--text);
    line-height: 1.5;
    transition: var(--transition);
}

.sidebar-post-list a:hover {
    color: var(--primary-dark);
    padding-left: 6px;
}

.sidebar-post-list .post-time {
    display: block;
    font-size: 0.78rem;
    color: var(--muted);
    margin-top: 4px;
}

.sidebar-img {
    border-radius: var(--radius-sm);
    margin-bottom: 14px;
}

@media (max-width: 1024px) {
    .sidebar-area {
        margin-top: 30px;
    }
}

/* ========== Related Section ========== */
.related-section {
    background: var(--bg-alt);
    padding: 80px 0;
    margin-top: 70px;
    position: relative;
}

.related-section::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: repeating-linear-gradient(90deg, var(--primary) 0 30px, transparent 30px 50px);
    opacity: 0.35;
}

.section-head {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 44px;
}

.section-head .eyebrow {
    display: inline-block;
    font-size: 0.8rem;
    letter-spacing: 3px;
    color: var(--accent);
    font-weight: 600;
    text-transform: uppercase;
    margin-bottom: 10px;
}

.section-title {
    font-family: var(--font-serif);
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    color: var(--primary-dark);
    line-height: 1.3;
    margin-bottom: 12px;
    font-weight: 700;
}

.section-subtitle {
    font-size: 0.95rem;
    color: var(--muted);
    margin: 0;
}

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

.related-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: var(--transition);
    position: relative;
    display: flex;
    flex-direction: column;
}

.related-card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-6px);
}

.related-card-img {
    position: relative;
    aspect-ratio: 16 / 9;
    overflow: hidden;
}

.related-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.related-card:hover .related-card-img img {
    transform: scale(1.04);
}

.related-card-img::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 55%, rgba(43, 35, 29, 0.35));
}

.related-card-body {
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex: 1;
    border-top: 1px solid transparent;
    transition: var(--transition);
}

.related-card:hover .related-card-body {
    border-top-color: var(--border);
}

.related-card h3 {
    font-size: 1.1rem;
    font-family: var(--font-serif);
    color: var(--text);
    line-height: 1.5;
    margin-bottom: 10px;
    transition: var(--transition);
}

.related-card:hover h3 {
    color: var(--primary-dark);
}

.related-card p {
    font-size: 0.88rem;
    color: var(--muted);
    line-height: 1.7;
    flex: 1;
    margin-bottom: 16px;
}

.related-card .card-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--primary-dark);
}

.related-card .card-link i {
    transition: transform 0.3s ease;
}

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

@media (max-width: 1024px) {
    .related-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .related-grid {
        grid-template-columns: 1fr;
    }
    .related-section {
        padding: 60px 0;
    }
}

/* ========== FAQ ========== */
.faq-section {
    padding: 80px 0;
    background: var(--bg);
}

.faq-list {
    max-width: 760px;
    margin: 0 auto;
    display: grid;
    gap: 16px;
}

.faq-item {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: var(--transition);
}

.faq-item:hover {
    box-shadow: var(--shadow-hover);
}

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 20px 26px;
    cursor: pointer;
    font-weight: 600;
    font-size: 1rem;
    color: var(--text);
    background: transparent;
    border: none;
    width: 100%;
    text-align: left;
    transition: var(--transition);
}

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

.faq-q-icon {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--bg-alt);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    color: var(--primary);
    flex-shrink: 0;
    transition: var(--transition);
}

.faq-item.active .faq-q-icon {
    background: var(--primary);
    color: #fff;
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
}

.faq-answer-inner {
    padding: 0 26px 22px;
    color: var(--text-light);
    font-size: 0.92rem;
    line-height: 1.8;
    border-top: 1px solid var(--bg-alt);
    padding-top: 14px;
    margin: 0 26px 0 0;
}

@media (max-width: 640px) {
    .faq-question {
        padding: 16px 18px;
        font-size: 0.92rem;
    }
    .faq-answer-inner {
        padding: 0 18px 16px;
    }
}

/* ========== CTA ========== */
.cta-section {
    padding: 70px 0 90px;
}

.cta-box {
    background: var(--bg-dark);
    border-radius: calc(var(--radius) + 8px);
    padding: 60px 50px;
    position: relative;
    overflow: hidden;
    text-align: center;
    color: #fff;
}

.cta-box::before {
    content: "";
    position: absolute;
    top: -50%;
    right: -30%;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: var(--primary);
    opacity: 0.18;
    filter: blur(60px);
}

.cta-box::after {
    content: "";
    position: absolute;
    bottom: -60%;
    left: -20%;
    width: 350px;
    height: 350px;
    border-radius: 50%;
    background: var(--secondary);
    opacity: 0.35;
    filter: blur(80px);
}

.cta-title {
    font-family: var(--font-serif);
    font-size: clamp(1.6rem, 3vw, 2.4rem);
    font-weight: 700;
    margin-bottom: 14px;
    position: relative;
    z-index: 1;
    color: #fff;
}

.cta-text {
    font-size: 1rem;
    opacity: 0.85;
    max-width: 520px;
    margin: 0 auto 30px;
    line-height: 1.8;
    position: relative;
    z-index: 1;
}

.cta-actions {
    display: flex;
    justify-content: center;
    gap: 14px;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}

.btn-primary,
.btn-outline {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: 999px;
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition);
    border: 2px solid transparent;
    cursor: pointer;
}

.btn-primary {
    background: var(--primary);
    color: #fff;
    box-shadow: 0 6px 20px rgba(217, 133, 85, 0.35);
}

.btn-primary:hover {
    background: var(--accent);
    color: #fff;
    transform: translateY(-3px);
    box-shadow: 0 10px 28px rgba(217, 133, 85, 0.45);
}

.btn-outline {
    background: transparent;
    color: #fff;
    border-color: rgba(255, 255, 255, 0.55);
}

.btn-outline:hover {
    border-color: #fff;
    color: #fff;
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-3px);
}

@media (max-width: 640px) {
    .cta-box {
        padding: 44px 22px;
    }
    .cta-actions {
        flex-direction: column;
        align-items: center;
    }
    .btn-primary,
    .btn-outline {
        width: 100%;
        justify-content: center;
    }
}

/* ========== Footer ========== */
.site-footer {
    background: var(--bg-dark);
    color: rgba(255, 255, 255, 0.75);
    padding: 64px 0 28px;
    margin-top: 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.footer-brand h3 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    color: #fff;
    margin-bottom: 10px;
}

.footer-brand p {
    font-size: 0.9rem;
    opacity: 0.7;
    line-height: 1.7;
    max-width: 380px;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.footer-links h4 {
    color: #fff;
    font-size: 1rem;
    margin-bottom: 6px;
    font-family: var(--font-serif);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.65);
    font-size: 0.9rem;
    transition: var(--transition);
    width: fit-content;
}

.footer-links a:hover {
    color: var(--primary-light);
    padding-left: 6px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    padding-top: 24px;
    font-size: 0.82rem;
    opacity: 0.55;
    flex-wrap: wrap;
}

.footer-bottom i {
    margin-right: 4px;
}

@media (max-width: 768px) {
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 28px;
    }
    .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: 8px;
    }
}

/* ========== Focus States ========== */
a:focus-visible,
button:focus-visible,
input:focus-visible {
    outline: 3px solid rgba(176, 137, 104, 0.5);
    outline-offset: 2px;
    border-radius: 4px;
}

/* ========== Utility ========== */
.text-center {
    text-align: center;
}

.mt-30 {
    margin-top: 30px;
}

/* roulang page: category1 */
:root{
  --bg-body:#171410;
  --bg-surface:#201b15;
  --bg-surface-2:#2b231c;
  --bg-cream:#f2e8da;
  --text-main:#f0e7d9;
  --text-muted:#ab9e90;
  --text-deep:#3a2e22;
  --primary:#d7a86a;
  --primary-light:#ecc48d;
  --primary-dark:#b9874d;
  --accent:#cc6b4e;
  --accent-light:#e08b6e;
  --border:#42382d;
  --border-light:#5d4f40;
  --radius-sm:6px;
  --radius:12px;
  --radius-lg:20px;
  --shadow-sm:0 4px 12px rgba(0,0,0,.2);
  --shadow:0 12px 32px rgba(0,0,0,.35);
  --shadow-lg:0 24px 48px rgba(0,0,0,.45);
  --space-section:96px;
  --font-serif:Georgia,"Noto Serif SC","Songti SC",serif;
  --font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-sans);
  background:var(--bg-body);
  color:var(--text-main);
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--primary);text-decoration:none;transition:color .25s ease}
a:hover{color:var(--primary-light)}
button{font-family:inherit;cursor:pointer}
h1,h2,h3,h4,h5,h6{
  font-family:var(--font-serif);
  margin:0 0 .5em;
  line-height:1.3;
  font-weight:700;
  color:var(--text-main);
}
p{margin:0 0 1em}
.grid-container{
  max-width:1220px;
  padding-left:24px;
  padding-right:24px;
}
.section{
  padding:var(--space-section) 0;
  position:relative;
}
.section-label{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  font-weight:700;
  letter-spacing:2px;
  text-transform:uppercase;
  color:var(--primary);
  margin-bottom:12px;
}
.section-label::before{
  content:"";
  width:28px;height:2px;
  background:var(--primary);
  display:inline-block;
  border-radius:2px;
}
.section-title{font-size:36px;margin-bottom:14px}
.section-desc{
  color:var(--text-muted);
  font-size:16px;
  max-width:660px;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:13px 28px;
  border-radius:999px;
  font-weight:700;
  font-size:15px;
  line-height:1.4;
  border:1px solid transparent;
  transition:all .25s ease;
  background:transparent;
  color:var(--text-main);
}
.btn-primary{
  background:var(--primary);
  color:var(--text-deep);
  box-shadow:var(--shadow-sm);
}
.btn-primary:hover{
  background:var(--primary-light);
  color:var(--text-deep);
  transform:translateY(-2px);
  box-shadow:var(--shadow);
}
.btn-primary:active{
  transform:translateY(0);
  box-shadow:var(--shadow-sm);
}
.btn-ghost{
  border-color:var(--border-light);
  color:var(--text-main);
}
.btn-ghost:hover{
  border-color:var(--primary);
  color:var(--primary-light);
  background:rgba(215,168,106,.08);
  transform:translateY(-2px);
}
.btn-ghost:active{transform:translateY(0)}
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 12px;
  border-radius:999px;
  font-size:12px;
  font-weight:700;
  background:rgba(215,168,106,.12);
  color:var(--primary-light);
  border:1px solid rgba(215,168,106,.3);
}
.site-header{
  position:sticky;
  top:0;
  z-index:100;
  background:rgba(23,20,16,.92);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--border);
}
.main-nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  padding-top:14px;
  padding-bottom:14px;
  position:relative;
}
.nav-logo{
  font-family:var(--font-serif);
  font-size:26px;
  font-weight:800;
  color:var(--primary-light);
  letter-spacing:1px;
  flex-shrink:0;
  text-shadow:0 2px 12px rgba(215,168,106,.2);
}
.nav-logo:hover{color:var(--primary-light);opacity:.9}
.nav-menu{
  display:flex;
  list-style:none;
  margin:0;
  padding:0;
  gap:6px;
  align-items:center;
}
.nav-menu>li{position:relative}
.nav-menu>li>a{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:10px 14px;
  border-radius:var(--radius-sm);
  color:var(--text-main);
  font-weight:500;
  font-size:15px;
  transition:all .25s ease;
}
.nav-menu>li>a:hover,
.nav-menu>li.active>a{
  color:var(--primary-light);
  background:rgba(215,168,106,.1);
}
.nav-menu>li>a i.fa-chevron-down{
  font-size:10px;
  opacity:.7;
  transition:transform .25s ease;
}
.nav-menu>li:hover>a i.fa-chevron-down{
  transform:rotate(180deg);
}
.dropdown-panel{
  position:absolute;
  top:calc(100% + 14px);
  left:50%;
  transform:translateX(-50%) translateY(10px);
  min-width:440px;
  max-width:520px;
  background:var(--bg-surface);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-lg);
  padding:24px;
  display:none;
  grid-template-columns:1fr 1fr;
  gap:22px;
  z-index:120;
  opacity:0;
  transition:opacity .25s ease,transform .25s ease;
}
.has-dropdown:hover .dropdown-panel,
.has-dropdown:focus-within .dropdown-panel{
  display:grid;
  opacity:1;
  transform:translateX(-50%) translateY(0);
}
.drop-head h4{
  font-size:18px;
  color:var(--primary-light);
  margin-bottom:8px;
}
.drop-head p{
  font-size:14px;
  color:var(--text-muted);
  line-height:1.6;
}
.drop-links{
  display:flex;
  flex-direction:column;
  gap:8px;
}
.drop-link-row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:10px 14px;
  border-radius:var(--radius-sm);
  background:rgba(215,168,106,.06);
  border:1px solid transparent;
  color:var(--text-main);
  font-size:14px;
  font-weight:500;
  transition:all .25s ease;
}
.drop-link-row:hover{
  border-color:var(--border-light);
  background:rgba(215,168,106,.12);
  color:var(--primary-light);
  transform:translateX(4px);
}
.drop-link-row i{
  font-size:12px;
  opacity:.6;
}
.nav-cta{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:10px 20px;
  background:var(--primary);
  color:var(--text-deep);
  border-radius:999px;
  font-weight:700;
  font-size:14px;
  border:1px solid transparent;
  transition:all .25s ease;
  box-shadow:var(--shadow-sm);
  flex-shrink:0;
}
.nav-cta:hover{
  background:var(--primary-light);
  color:var(--text-deep);
  transform:translateY(-2px);
  box-shadow:var(--shadow);
}
.nav-cta:active{transform:translateY(0)}
.nav-toggle{
  display:none;
  background:none;
  border:1px solid var(--border);
  color:var(--text-main);
  font-size:20px;
  padding:8px 14px;
  border-radius:var(--radius-sm);
  line-height:1;
  transition:all .25s ease;
}
.nav-toggle:hover{
  border-color:var(--primary);
  color:var(--primary-light);
  background:rgba(215,168,106,.08);
}
.nav-toggle:focus{outline:2px solid var(--primary);outline-offset:2px}

.page-hero{
  position:relative;
  padding:120px 0 100px;
  background:
    linear-gradient(180deg,rgba(23,20,16,.94) 0%,rgba(23,20,16,.78) 60%,rgba(23,20,16,.92) 100%),
    url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
  text-align:center;
  border-bottom:1px solid var(--border);
  overflow:hidden;
}
.hero-inner{
  max-width:900px;
  margin:0 auto;
}
.hero-tag{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:7px 18px;
  border-radius:999px;
  background:rgba(215,168,106,.12);
  border:1px solid rgba(215,168,106,.35);
  color:var(--primary-light);
  font-size:13px;
  font-weight:700;
  letter-spacing:1px;
  margin-bottom:24px;
}
.hero-tag::before,
.hero-tag::after{
  content:"✦";
  font-size:12px;
  color:var(--primary);
}
.hero-title{
  font-size:52px;
  line-height:1.15;
  margin-bottom:18px;
  text-shadow:0 4px 24px rgba(0,0,0,.4);
}
.hero-sub{
  font-size:18px;
  color:#cbbdae;
  max-width:620px;
  margin:0 auto 36px;
  line-height:1.7;
}
.hero-actions{
  display:flex;
  gap:16px;
  justify-content:center;
  flex-wrap:wrap;
}

.guide-cards-section{
  position:relative;
}
.guide-card{
  background:var(--bg-surface);
  border:2px solid var(--border);
  border-radius:var(--radius-lg);
  padding:34px 28px;
  height:100%;
  transition:all .3s ease;
  position:relative;
  overflow:hidden;
  display:flex;
  flex-direction:column;
}
.guide-card::before{
  content:"";
  position:absolute;
  top:0;left:0;right:0;
  height:3px;
  background:linear-gradient(90deg,var(--primary),var(--accent));
  opacity:0;
  transition:opacity .3s ease;
}
.guide-card:hover{
  border-color:var(--primary);
  transform:translateY(-6px);
  box-shadow:var(--shadow);
}
.guide-card:hover::before{opacity:1}
.guide-card:active{
  transform:translateY(-2px);
  box-shadow:var(--shadow-sm);
}
.guide-icon{
  width:54px;height:54px;
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:14px;
  background:rgba(215,168,106,.12);
  color:var(--primary);
  font-size:22px;
  margin-bottom:18px;
  border:1px solid rgba(215,168,106,.2);
}
.guide-card h3{
  font-size:21px;
  margin-bottom:10px;
}
.guide-card p{
  color:var(--text-muted);
  font-size:14px;
  line-height:1.7;
  flex:1;
  margin-bottom:16px;
}
.guide-card .badge-wrap{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}

.structure-section{
  background:var(--bg-surface);
  border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);
}
.structure-grid{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:56px;
  align-items:center;
}
.structure-list{
  list-style:none;
  margin:26px 0 0;
  padding:0;
}
.structure-list li{
  display:flex;
  gap:16px;
  padding:16px 0;
  border-bottom:1px dashed var(--border);
}
.structure-list li:last-child{border-bottom:none}
.structure-index{
  font-family:var(--font-serif);
  font-size:15px;
  font-weight:800;
  color:var(--primary);
  background:rgba(215,168,106,.1);
  border:1px solid rgba(215,168,106,.25);
  border-radius:10px;
  width:42px;height:42px;
  display:flex;
  align-items:center;
  justify-content:center;
  flex-shrink:0;
}
.structure-info h4{
  font-size:18px;
  margin-bottom:4px;
}
.structure-info p{
  color:var(--text-muted);
  font-size:14px;
  margin:0;
  line-height:1.6;
}
.structure-media{
  position:relative;
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:var(--shadow-lg);
  border:1px solid var(--border-light);
}
.structure-media::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,transparent 65%,rgba(23,20,16,.6));
  pointer-events:none;
}
.structure-media img{
  width:100%;
  height:100%;
  object-fit:cover;
  min-height:360px;
  transition:transform .6s ease;
}
.structure-media:hover img{transform:scale(1.03)}

.log-section{
  background:var(--bg-body);
}
.log-section .section-header{
  margin-bottom:36px;
}
.log-card{
  display:flex;
  gap:20px;
  align-items:flex-start;
  padding:24px 26px;
  background:var(--bg-surface);
  border:1px solid var(--border);
  border-left:4px solid var(--primary);
  border-radius:var(--radius);
  margin-bottom:16px;
  transition:all .25s ease;
}
.log-card:hover{
  background:var(--bg-surface-2);
  transform:translateX(6px);
  border-left-color:var(--accent);
  box-shadow:var(--shadow-sm);
}
.log-card:active{
  transform:translateX(2px);
}
.log-index{
  font-family:var(--font-serif);
  font-size:22px;
  font-weight:800;
  color:var(--primary);
  opacity:.75;
  line-height:1.2;
  min-width:34px;
}
.log-body h3{
  font-size:17px;
  margin-bottom:6px;
}
.log-body p{
  color:var(--text-muted);
  font-size:14px;
  line-height:1.65;
  margin:0;
}

.steps-section{
  background:
    linear-gradient(180deg,rgba(23,20,16,.95),rgba(23,20,16,.85)),
    url('/assets/images/backpic/back-3.png') center center / cover no-repeat;
  border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);
}
.steps-section .section-title,
.steps-section .section-desc{
  position:relative;
  z-index:1;
}
.steps-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:30px;
  margin-top:44px;
  position:relative;
  z-index:1;
}
.step-item{
  background:rgba(32,27,21,.9);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  padding:36px 28px;
  text-align:center;
  transition:all .3s ease;
}
.step-item:hover{
  transform:translateY(-6px);
  border-color:var(--primary);
  box-shadow:var(--shadow);
}
.step-number{
  width:58px;height:58px;
  margin:0 auto 18px;
  border-radius:50%;
  background:var(--primary);
  color:var(--text-deep);
  font-family:var(--font-serif);
  font-size:24px;
  font-weight:800;
  display:flex;
  align-items:center;
  justify-content:center;
  box-shadow:var(--shadow-sm);
}
.step-item h3{
  font-size:19px;
  margin-bottom:10px;
}
.step-item p{
  color:var(--text-muted);
  font-size:14px;
  margin:0;
  line-height:1.65;
}

.faq-section{
  background:var(--bg-body);
}
.faq-list{
  max-width:820px;
  margin:0 auto;
}
.faq-item{
  margin-bottom:14px;
  border-radius:var(--radius);
  overflow:hidden;
}
.faq-item summary{
  list-style:none;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:22px 26px;
  background:var(--bg-surface);
  border:1px solid var(--border);
  border-radius:var(--radius);
  cursor:pointer;
  font-size:16px;
  font-weight:600;
  color:var(--text-main);
  transition:all .25s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";
  font-family:var(--font-serif);
  font-size:24px;
  font-weight:400;
  color:var(--primary);
  line-height:1;
  transition:transform .25s ease;
  flex-shrink:0;
}
.faq-item[open] summary{
  border-bottom-left-radius:0;
  border-bottom-right-radius:0;
  border-color:var(--primary);
  background:var(--bg-surface-2);
}
.faq-item[open] summary::after{
  transform:rotate(45deg);
}
.faq-item summary:hover{
  border-color:var(--primary);
  background:var(--bg-surface-2);
}
.faq-item summary:focus{
  outline:2px solid var(--primary);
  outline-offset:2px;
}
.faq-body{
  padding:20px 26px;
  background:rgba(215,168,106,.04);
  border:1px solid var(--border);
  border-top:none;
  border-bottom-left-radius:var(--radius);
  border-bottom-right-radius:var(--radius);
  color:var(--text-muted);
  font-size:15px;
  line-height:1.7;
}
.faq-body p{margin:0}

.cta-section{
  position:relative;
  padding:40px 0 var(--space-section);
}
.cta-block{
  position:relative;
  background:
    linear-gradient(135deg,rgba(215,168,106,.18),rgba(204,107,78,.08)),
    url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
  border:1px solid var(--border-light);
  border-radius:var(--radius-lg);
  padding:80px 60px;
  text-align:center;
  overflow:hidden;
  box-shadow:var(--shadow-lg);
}
.cta-block::before{
  content:"";
  position:absolute;
  inset:0;
  background:radial-gradient(ellipse at center,rgba(23,20,16,.3),rgba(23,20,16,.85));
  pointer-events:none;
}
.cta-inner{
  position:relative;
  z-index:2;
}
.cta-inner .section-label{
  justify-content:center;
}
.cta-inner .section-label::before{display:none}
.cta-inner .section-title{
  font-size:38px;
  margin-bottom:12px;
}
.cta-inner .section-desc{
  margin:0 auto 32px;
  color:#d8cbbd;
}
.cta-actions{
  display:flex;
  gap:16px;
  justify-content:center;
  flex-wrap:wrap;
}

.site-footer{
  background:#120f0c;
  border-top:1px solid var(--border);
  padding:64px 0 28px;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:40px;
  padding-bottom:36px;
  border-bottom:1px solid var(--border);
  margin-bottom:24px;
}
.footer-brand h3{
  font-size:26px;
  color:var(--primary-light);
  margin-bottom:12px;
  font-family:var(--font-serif);
}
.footer-brand p{
  color:var(--text-muted);
  max-width:380px;
  font-size:14px;
  line-height:1.7;
  margin:0;
}
.footer-links h4{
  font-size:16px;
  margin-bottom:16px;
  color:var(--text-main);
  letter-spacing:1px;
}
.footer-links a{
  display:block;
  padding:7px 0;
  color:var(--text-muted);
  font-size:14px;
  transition:all .25s ease;
}
.footer-links a:hover{
  color:var(--primary);
  transform:translateX(4px);
}
.footer-bottom{
  display:flex;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:10px;
  color:var(--text-muted);
  font-size:13px;
  padding-top:8px;
}
.footer-bottom i{
  color:var(--accent);
}

@media(max-width:1024px){
  .page-hero{padding:100px 0 80px}
  .hero-title{font-size:42px}
  .structure-grid{gap:36px}
  .steps-grid{gap:22px}
  .dropdown-panel{min-width:380px}
  .cta-block{padding:60px 40px}
}
@media(max-width:960px){
  .nav-toggle{display:inline-flex}
  .nav-cta{display:none}
  .nav-menu{
    position:fixed;
    top:72px;
    left:14px;
    right:14px;
    flex-direction:column;
    align-items:stretch;
    background:var(--bg-surface);
    border:1px solid var(--border);
    border-radius:var(--radius-lg);
    padding:18px;
    display:none;
    box-shadow:var(--shadow-lg);
    z-index:110;
    gap:6px;
  }
  .nav-menu.open{display:flex}
  .nav-menu>li>.dropdown-panel{
    display:none;
    position:static;
    transform:none;
    min-width:0;
    max-width:none;
    opacity:1;
    margin-top:10px;
    box-shadow:none;
    border-radius:var(--radius-sm);
    padding:16px;
    grid-template-columns:1fr;
  }
  .nav-menu>li.open>.dropdown-panel{
    display:grid;
    transform:none;
    opacity:1;
  }
  .nav-menu>li>a{
    width:100%;
    justify-content:space-between;
    padding:13px 16px;
    font-size:16px;
  }
  .nav-menu>li.has-dropdown>a i.fa-chevron-down{
    transform:rotate(-90deg);
  }
  .nav-menu>li.open.has-dropdown>a i.fa-chevron-down{
    transform:rotate(0deg);
  }
  .dropdown-panel .drop-head{
    margin-bottom:4px;
  }
  .structure-grid{
    grid-template-columns:1fr;
  }
  .structure-media img{
    min-height:300px;
  }
  .steps-grid{
    grid-template-columns:1fr;
    max-width:480px;
    margin-left:auto;
    margin-right:auto;
  }
  .section{--space-section:72px}
}
@media(max-width:768px){
  .page-hero{padding:80px 0 60px}
  .hero-title{font-size:34px}
  .hero-sub{font-size:16px}
  .section-title{font-size:29px}
  .cta-block{padding:46px 26px}
  .cta-inner .section-title{font-size:30px}
  .cta-actions .btn{width:100%}
  .footer-grid{
    grid-template-columns:1fr;
    gap:28px;
  }
  .footer-bottom{
    flex-direction:column;
    text-align:center;
  }
  .structure-media img{
    min-height:240px;
  }
  .log-card{
    padding:20px;
  }
  .faq-item summary{
    padding:18px 20px;
    font-size:15px;
  }
  .faq-body{
    padding:16px 20px;
    font-size:14px;
  }
}
@media(max-width:520px){
  .grid-container{
    padding-left:16px;
    padding-right:16px;
  }
  .nav-logo{
    font-size:22px;
  }
  .page-hero{
    padding:64px 0 48px;
  }
  .hero-title{
    font-size:28px;
  }
  .hero-sub{
    font-size:15px;
    margin-bottom:28px;
  }
  .hero-actions{
    flex-direction:column;
    gap:12px;
    max-width:260px;
    margin:0 auto;
  }
  .hero-actions .btn{
    width:100%;
  }
  .section-title{
    font-size:25px;
  }
  .guide-card{
    padding:26px 22px;
  }
  .structure-grid{
    gap:24px;
  }
  .log-card{
    flex-direction:column;
    gap:10px;
  }
  .log-index{
    min-width:0;
  }
  .cta-block{
    padding:38px 20px;
  }
  .cta-inner .section-title{
    font-size:25px;
  }
  .footer-links a{
    font-size:13px;
  }
  .footer-brand h3{
    font-size:22px;
  }
}

/* roulang page: category2 */
/* ============ 设计变量 ============ */
:root {
  --primary: #8c4a2f;
  --primary-dark: #6b3622;
  --primary-soft: #ecd9cd;
  --accent: #d98e32;
  --accent-light: #f2d3a0;
  --bg: #f6f1e7;
  --card: #fffbf2;
  --dark: #2d2823;
  --text: #2d2823;
  --text-muted: #7a7168;
  --border: #ddd3c1;
  --white: #fffaf2;
  --radius: 14px;
  --radius-lg: 22px;
  --shadow: 0 10px 30px rgba(45, 42, 38, 0.08);
  --shadow-lg: 0 22px 44px rgba(45, 42, 38, 0.14);
  --space-section: 5rem;
  --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* ============ 基础 Reset ============ */
*, *::before, *::after {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Serif SC", "Songti SC", serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
  transition: color 0.25s ease;
}
button, input, select, textarea {
  font: inherit;
}
ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
a:focus-visible,
button:focus-visible,
input:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

/* ============ 容器 ============ */
.grid-container {
  max-width: 1200px;
  padding-left: 24px;
  padding-right: 24px;
}
@media (max-width: 520px) {
  .grid-container {
    padding-left: 16px;
    padding-right: 16px;
  }
}

/* ============ 导航 ============ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(246, 241, 231, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.main-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
  gap: 16px;
}
.nav-logo {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: 0.03em;
  flex-shrink: 0;
}
.nav-logo:hover {
  color: var(--primary-dark);
}
.nav-menu {
  display: flex;
  align-items: center;
  gap: 4px;
  margin: 0;
  padding: 0;
}
.nav-menu > li {
  position: relative;
}
.nav-menu > li > a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 14px;
  border-radius: 28px;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text);
  transition: background 0.2s ease, color 0.2s ease;
}
.nav-menu > li > a:hover {
  background: rgba(140, 74, 47, 0.09);
  color: var(--primary);
}
.nav-menu > li.active > a {
  background: var(--primary);
  color: #fff;
}
.nav-menu > li.active > a:hover {
  background: var(--primary-dark);
  color: #fff;
}
.nav-menu i.fa-chevron-down {
  font-size: 0.7rem;
  opacity: 0.6;
}

/* 下拉面板 */
.dropdown-panel {
  position: absolute;
  top: calc(100% + 12px);
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  width: 380px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 22px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s;
  z-index: 100;
}
.has-dropdown:hover .dropdown-panel,
.has-dropdown:focus-within .dropdown-panel {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}
.drop-head {
  margin-bottom: 16px;
}
.drop-head h4 {
  font-size: 1.15rem;
  margin: 0 0 6px;
  color: var(--primary);
}
.drop-head p {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.6;
}
.drop-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.drop-link-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 11px 14px;
  background: var(--bg);
  border-radius: 10px;
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--text);
  transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;
}
.drop-link-row:hover {
  background: var(--primary-soft);
  color: var(--primary);
  transform: translateX(4px);
}
.drop-link-row i {
  font-size: 0.8rem;
  opacity: 0.6;
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent);
  color: #fff;
  padding: 10px 20px;
  border-radius: 28px;
  font-weight: 600;
  font-size: 0.9rem;
  transition: background 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
  box-shadow: 0 4px 14px rgba(217, 142, 50, 0.35);
  flex-shrink: 0;
}
.nav-cta:hover {
  background: #c47c24;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(217, 142, 50, 0.4);
  color: #fff;
}
.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 8px 12px;
  font-size: 1.2rem;
  color: var(--primary);
  cursor: pointer;
  line-height: 1;
}

/* ============ 首屏 Banner ============ */
.page-hero {
  position: relative;
  padding: 120px 0 110px;
  background-size: cover;
  background-position: center;
  color: #fff;
  text-align: center;
}
.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(43, 28, 20, 0.78), rgba(90, 50, 28, 0.55));
}
.page-hero .grid-container {
  position: relative;
  z-index: 1;
}
.hero-tag {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  padding: 6px 16px;
  border: 1px solid rgba(255, 255, 255, 0.45);
  border-radius: 30px;
  background: rgba(255, 255, 255, 0.12);
  text-transform: uppercase;
  margin-bottom: 18px;
}
.page-hero h1 {
  font-size: clamp(2rem, 4.5vw, 3.4rem);
  font-weight: 800;
  margin: 0 0 16px;
  letter-spacing: 0.04em;
}
.page-hero p {
  max-width: 560px;
  margin: 0 auto 34px;
  font-size: 1.05rem;
  opacity: 0.92;
}
.hero-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ============ 按钮 ============ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: 40px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: 1.5px solid transparent;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease, border-color 0.25s ease, color 0.25s ease;
}
.btn-light {
  background: #fff;
  color: var(--primary-dark);
}
.btn-light:hover {
  background: var(--accent-light);
  color: var(--primary-dark);
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}
.btn-outline-light {
  border-color: rgba(255, 255, 255, 0.6);
  color: #fff;
  background: transparent;
}
.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.14);
  border-color: #fff;
  transform: translateY(-3px);
}
.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 8px 20px rgba(140, 74, 47, 0.25);
}
.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-3px);
  box-shadow: 0 12px 28px rgba(140, 74, 47, 0.35);
}
.btn-outline {
  border-color: var(--primary);
  color: var(--primary);
  background: transparent;
}
.btn-outline:hover {
  background: var(--primary);
  color: #fff;
  transform: translateY(-3px);
}

/* ============ 通用板块 ============ */
.section {
  padding: var(--space-section) 0;
}
.section-head {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 48px;
}
.section-tag {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--primary);
  background: var(--primary-soft);
  padding: 5px 14px;
  border-radius: 30px;
  margin-bottom: 10px;
}
.section-head h2 {
  font-size: clamp(1.6rem, 2.6vw, 2.2rem);
  font-weight: 700;
  margin: 8px 0 14px;
  color: var(--text);
  letter-spacing: 0.02em;
}
.section-head p {
  color: var(--text-muted);
  margin: 0;
}

/* ============ 关于板块 ============ */
.about-section {
  background: var(--bg);
}
.about-text h2 {
  font-size: 1.8rem;
  margin: 12px 0 18px;
}
.about-text p {
  color: var(--text-muted);
  line-height: 1.9;
  margin-bottom: 14px;
}
.about-list {
  margin-top: 18px;
}
.about-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
  color: var(--text);
  font-weight: 500;
}
.about-list li i {
  color: var(--accent);
}

/* ============ 数据统计 ============ */
.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.stat-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 26px 20px;
  text-align: center;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.stat-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.stat-num {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.2;
}
.stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 6px;
  display: block;
}

/* ============ 公告卡片 ============ */
.notice-section {
  background: var(--card);
}
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  height: 100%;
  display: flex;
  flex-direction: column;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}
.card-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--primary);
  background: var(--primary-soft);
  padding: 4px 12px;
  border-radius: 20px;
  align-self: flex-start;
  margin-bottom: 16px;
}
.card-tag.warm {
  background: var(--accent-light);
  color: #9a6414;
}
.card h3 {
  font-size: 1.15rem;
  line-height: 1.5;
  margin: 0 0 12px;
}
.card p {
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.75;
  flex: 1;
  margin-bottom: 16px;
}
.card-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.82rem;
  color: var(--text-muted);
  border-top: 1px dashed var(--border);
  padding-top: 14px;
}
.card-meta i {
  color: var(--accent);
}
.card-meta a {
  margin-left: auto;
  color: var(--primary);
  font-weight: 600;
}
.card-meta a:hover {
  color: var(--primary-dark);
}

/* ============ 功能更新时间线 ============ */
.timeline-section {
  background: var(--bg);
}
.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  padding-left: 32px;
}
.timeline::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 4px;
  bottom: 4px;
  width: 2px;
  background: repeating-linear-gradient(to bottom, var(--border) 0 6px, transparent 6px 12px);
}
.timeline-item {
  position: relative;
  padding-bottom: 34px;
}
.timeline-item::before {
  content: "";
  position: absolute;
  left: -32px;
  top: 6px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--card);
  border: 4px solid var(--accent);
}
.timeline-date {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.04em;
  margin-bottom: 6px;
}
.timeline-content {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
}
.timeline-content h3 {
  font-size: 1.05rem;
  margin: 0 0 6px;
}
.timeline-content p {
  color: var(--text-muted);
  margin: 0;
  font-size: 0.92rem;
}

/* ============ 社区活动 ============ */
.event-section {
  background: var(--card);
}
.event-card {
  position: relative;
  overflow: hidden;
}
.event-cover {
  height: 160px;
  border-radius: var(--radius) var(--radius) 0 0;
  background-size: cover;
  background-position: center;
  margin: -28px -28px 18px;
}
.event-tag {
  position: absolute;
  top: 16px;
  left: 16px;
  background: rgba(255, 255, 255, 0.92);
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 5px 12px;
  border-radius: 20px;
}
.event-date {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-top: 12px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.event-date i {
  color: var(--accent);
}

/* ============ 精选资讯 ============ */
.featured-section {
  background: var(--bg);
}
.featured-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.featured-item {
  display: flex;
  align-items: stretch;
  gap: 24px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 18px;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.featured-item:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.featured-cover {
  width: 220px;
  flex-shrink: 0;
  border-radius: 12px;
  overflow: hidden;
  background: var(--primary-soft);
}
.featured-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.featured-body {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 6px 8px;
}
.featured-body h3 {
  font-size: 1.15rem;
  margin: 0 0 8px;
}
.featured-body p {
  color: var(--text-muted);
  font-size: 0.92rem;
  margin: 0 0 12px;
  line-height: 1.75;
}
.featured-meta {
  color: var(--text-muted);
  font-size: 0.82rem;
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.featured-meta i {
  color: var(--accent);
  margin-right: 4px;
}

/* ============ FAQ ============ */
.faq-section {
  background: var(--card);
}
.faq-list {
  max-width: 820px;
  margin: 0 auto;
}
.faq-item {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 14px;
  overflow: hidden;
  transition: border-color 0.2s ease;
}
.faq-item[open] {
  border-color: var(--primary);
  box-shadow: var(--shadow);
}
.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 22px;
  cursor: pointer;
  font-weight: 700;
  font-size: 0.98rem;
  list-style: none;
}
.faq-item summary::-webkit-details-marker {
  display: none;
}
.faq-item summary::after {
  content: "\f078";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  font-size: 0.8rem;
  color: var(--accent);
  transition: transform 0.25s ease;
  flex-shrink: 0;
}
.faq-item[open] summary::after {
  transform: rotate(180deg);
}
.faq-item summary:hover {
  background: rgba(140, 74, 47, 0.03);
}
.faq-item .faq-body {
  padding: 0 22px 20px;
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.8;
}

/* ============ CTA ============ */
.cta-section {
  background: var(--bg);
}
.cta-block {
  position: relative;
  background: radial-gradient(circle at 80% 20%, rgba(217, 142, 50, 0.35), transparent 60%), linear-gradient(135deg, var(--primary-dark), var(--primary));
  border-radius: var(--radius-lg);
  padding: 60px 40px;
  text-align: center;
  color: #fff;
  overflow: hidden;
}
.cta-block h2 {
  font-size: clamp(1.5rem, 2.4vw, 2rem);
  margin: 0 0 14px;
}
.cta-block p {
  opacity: 0.9;
  max-width: 500px;
  margin: 0 auto 30px;
}
.subscribe-form {
  display: flex;
  gap: 10px;
  max-width: 460px;
  margin: 0 auto;
  flex-wrap: wrap;
}
.subscribe-input {
  flex: 1;
  min-width: 220px;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 40px;
  padding: 13px 20px;
  color: #fff;
  font-size: 0.95rem;
  outline: none;
  transition: background 0.2s ease, border-color 0.2s ease;
}
.subscribe-input::placeholder {
  color: rgba(255, 255, 255, 0.7);
}
.subscribe-input:focus {
  background: rgba(255, 255, 255, 0.22);
  border-color: var(--accent-light);
}
.subscribe-btn {
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 40px;
  padding: 13px 26px;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.2s ease;
}
.subscribe-btn:hover {
  background: #c47c24;
  transform: translateY(-2px);
}
.form-note {
  font-size: 0.78rem;
  opacity: 0.7;
  margin-top: 14px;
}

/* ============ 页脚 ============ */
.site-footer {
  background: #2d2823;
  color: #b8ad9f;
  padding: 60px 0 30px;
  border-top: 4px solid var(--accent);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 50px;
  margin-bottom: 40px;
}
.footer-brand h3 {
  color: #fff;
  font-size: 1.4rem;
  margin: 0 0 12px;
}
.footer-brand p {
  max-width: 360px;
  font-size: 0.9rem;
  line-height: 1.8;
  margin: 0;
}
.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links h4 {
  color: #fff;
  font-size: 1rem;
  margin: 0 0 16px;
}
.footer-links a {
  font-size: 0.88rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color 0.2s ease, transform 0.2s ease;
}
.footer-links a:hover {
  color: var(--accent-light);
  transform: translateX(4px);
}
.footer-links a::before {
  content: "\f105";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  font-size: 0.7rem;
  color: var(--accent);
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 0.82rem;
}
.footer-bottom i.fa-heart {
  color: var(--accent);
}

/* ============ 响应式 ============ */
@media (max-width: 1024px) {
  :root {
    --space-section: 4rem;
  }
  .dropdown-panel {
    width: 320px;
  }
  .featured-cover {
    width: 180px;
  }
}

@media (max-width: 768px) {
  .main-nav {
    height: auto;
    min-height: 68px;
    flex-wrap: wrap;
    padding: 12px 0;
  }
  .nav-cta {
    display: none;
  }
  .nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }
  .nav-menu {
    display: none;
    flex-direction: column;
    width: 100%;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 12px;
    margin-top: 12px;
    box-shadow: var(--shadow-lg);
  }
  .nav-menu.open {
    display: flex;
  }
  .nav-menu > li {
    width: 100%;
  }
  .nav-menu > li > a {
    width: 100%;
    justify-content: flex-start;
    border-radius: 10px;
  }
  .dropdown-panel {
    position: static;
    transform: none;
    width: 100%;
    opacity: 1;
    visibility: visible;
    display: none;
    box-shadow: none;
    margin-top: 6px;
    background: var(--bg);
    border-radius: var(--radius);
  }
  .has-dropdown.open .dropdown-panel {
    display: block;
  }
  .page-hero {
    padding: 80px 0 70px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
}

@media (max-width: 520px) {
  :root {
    --space-section: 3rem;
  }
  .page-hero h1 {
    font-size: 1.9rem;
  }
  .page-hero p {
    font-size: 0.95rem;
  }
  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }
  .stat-card {
    padding: 18px 12px;
  }
  .stat-num {
    font-size: 1.7rem;
  }
  .featured-item {
    flex-direction: column;
  }
  .featured-cover {
    width: 100%;
    height: 200px;
  }
  .cta-block {
    padding: 40px 20px;
  }
  .subscribe-form {
    flex-direction: column;
  }
  .subscribe-input {
    min-width: 0;
    width: 100%;
  }
  .subscribe-btn {
    width: 100%;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}