/* roulang page: index */
/* ===== 设计变量 ===== */
        :root {
            --clr-primary: #A52A2A;
            --clr-primary-dark: #7A1E1E;
            --clr-primary-light: #C94444;
            --clr-accent: #C9A84C;
            --clr-accent-light: #E0C87A;
            --clr-accent-dark: #A6872E;
            --clr-bg: #1A1A1A;
            --clr-bg-alt: #242424;
            --clr-bg-card: #2C2C2C;
            --clr-bg-input: #3A3A3A;
            --clr-text: #F0EDE6;
            --clr-text-muted: #A8A49E;
            --clr-text-dim: #7A7772;
            --clr-border: #444036;
            --clr-border-light: #5C564A;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(0,0,0,0.35);
            --shadow-md: 0 6px 24px rgba(0,0,0,0.45);
            --shadow-lg: 0 12px 48px rgba(0,0,0,0.6);
            --shadow-glow: 0 0 30px rgba(201,168,76,0.15);
            --font-sans: 'Segoe UI', 'PingFang SC', Roboto, 'Helvetica Neue', sans-serif;
            --font-serif: 'Georgia', 'Noto Serif SC', serif;
            --transition: 0.28s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --max-width: 1200px;
            --header-h: 76px;
        }

        /* ===== 基础重置 ===== */
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
        body {
            font-family: var(--font-sans);
            background: var(--clr-bg);
            color: var(--clr-text);
            line-height: 1.7;
            font-size: 16px;
        }
        img { max-width: 100%; height: auto; display: block; }
        a { color: var(--clr-accent); text-decoration: none; transition: color var(--transition); }
        a:hover { color: var(--clr-accent-light); }
        a:focus-visible { outline: 2px solid var(--clr-accent); outline-offset: 4px; }
        button, input, textarea { font-family: inherit; font-size: inherit; }
        button { cursor: pointer; border: none; background: none; }
        ul, ol { list-style: none; }
        h1, h2, h3, h4, h5, h6 { font-weight: 700; line-height: 1.3; color: var(--clr-text); }
        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: var(--header-h);
            background: rgba(26,26,26,0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--clr-border);
            z-index: 1000;
            transition: background var(--transition), box-shadow var(--transition);
        }
        .site-header.scrolled {
            background: rgba(26,26,26,0.98);
            box-shadow: var(--shadow-md);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-h);
        }
        .site-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--clr-text);
            letter-spacing: 0.5px;
        }
        .site-logo i {
            color: var(--clr-accent);
            font-size: 1.7rem;
        }
        .site-logo span {
            background: linear-gradient(135deg, var(--clr-accent-light), var(--clr-accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .nav-list {
            display: flex;
            align-items: center;
            gap: 32px;
        }
        .nav-list a {
            color: var(--clr-text-muted);
            font-weight: 500;
            font-size: 0.95rem;
            position: relative;
            padding: 4px 0;
            transition: color var(--transition);
        }
        .nav-list a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--clr-accent);
            transition: width var(--transition);
        }
        .nav-list a:hover { color: var(--clr-text); }
        .nav-list a:hover::after { width: 100%; }
        .nav-list a.active { color: var(--clr-text); }
        .nav-list a.active::after { width: 100%; }
        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--clr-accent);
            color: var(--clr-bg) !important;
            padding: 10px 24px !important;
            border-radius: 40px;
            font-weight: 700;
            font-size: 0.9rem;
            transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
        }
        .nav-cta i { font-size: 0.85rem; }
        .nav-cta:hover {
            background: var(--clr-accent-light) !important;
            transform: translateY(-2px);
            box-shadow: var(--shadow-glow);
            color: var(--clr-bg) !important;
        }
        .nav-cta::after { display: none !important; }
        .nav-toggle {
            display: none;
            font-size: 1.6rem;
            color: var(--clr-text);
            padding: 4px 8px;
            border: 1px solid var(--clr-border);
            border-radius: var(--radius-sm);
            background: transparent;
            transition: border-color var(--transition);
        }
        .nav-toggle:hover { border-color: var(--clr-accent); }
        .nav-toggle i { transition: transform 0.3s; }
        .nav-toggle.open i { transform: rotate(90deg); }

        /* ===== Hero 首屏 ===== */
        .hero {
            position: relative;
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            padding: 120px 24px 80px;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            isolation: isolate;
        }
        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(26,26,26,0.70) 0%, rgba(26,26,26,0.88) 100%);
            z-index: 0;
        }
        .hero * { position: relative; z-index: 1; }
        .hero-content { max-width: 820px; }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(201,168,76,0.18);
            border: 1px solid rgba(201,168,76,0.35);
            padding: 6px 20px;
            border-radius: 40px;
            font-size: 0.8rem;
            font-weight: 500;
            color: var(--clr-accent-light);
            letter-spacing: 0.3px;
            margin-bottom: 24px;
            backdrop-filter: blur(4px);
        }
        .hero-badge i { font-size: 0.7rem; }
        .hero h1 {
            font-size: clamp(2.6rem, 7vw, 4.8rem);
            font-weight: 900;
            letter-spacing: -0.02em;
            line-height: 1.1;
            margin-bottom: 20px;
        }
        .hero h1 em {
            font-style: normal;
            background: linear-gradient(135deg, var(--clr-accent-light), var(--clr-accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero p {
            font-size: 1.15rem;
            color: var(--clr-text-muted);
            max-width: 640px;
            margin: 0 auto 36px;
            line-height: 1.8;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: center;
        }
        .btn-primary, .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 16px 36px;
            border-radius: 40px;
            font-weight: 700;
            font-size: 1rem;
            transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
        }
        .btn-primary {
            background: var(--clr-accent);
            color: var(--clr-bg);
        }
        .btn-primary:hover {
            background: var(--clr-accent-light);
            transform: translateY(-3px);
            box-shadow: 0 12px 36px rgba(201,168,76,0.3);
            color: var(--clr-bg);
        }
        .btn-secondary {
            background: transparent;
            color: var(--clr-text);
            border: 1px solid var(--clr-border-light);
        }
        .btn-secondary:hover {
            border-color: var(--clr-accent);
            color: var(--clr-accent-light);
            transform: translateY(-3px);
            box-shadow: var(--shadow-glow);
        }
        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 40px;
            margin-top: 56px;
            padding-top: 40px;
            border-top: 1px solid rgba(255,255,255,0.06);
        }
        .hero-stat-item { text-align: center; }
        .hero-stat-item .num {
            font-size: 2rem;
            font-weight: 800;
            color: var(--clr-accent-light);
            display: block;
            line-height: 1.2;
        }
        .hero-stat-item .label {
            font-size: 0.85rem;
            color: var(--clr-text-dim);
            margin-top: 4px;
        }

        /* ===== 通用板块 ===== */
        .section {
            padding: 80px 0;
        }
        .section-alt { background: var(--clr-bg-alt); }
        .section-header {
            text-align: center;
            margin-bottom: 52px;
        }
        .section-header h2 {
            font-size: clamp(1.8rem, 4vw, 2.8rem);
            font-weight: 800;
            margin-bottom: 12px;
        }
        .section-header p {
            color: var(--clr-text-muted);
            font-size: 1.05rem;
            max-width: 560px;
            margin: 0 auto;
        }
        .section-header .divider {
            width: 60px;
            height: 3px;
            background: var(--clr-accent);
            margin: 16px auto 0;
            border-radius: 4px;
        }

        /* ===== 特色卡片 ===== */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 28px;
        }
        .feature-card {
            background: var(--clr-bg-card);
            border: 1px solid var(--clr-border);
            border-radius: var(--radius-md);
            padding: 36px 28px;
            transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
        }
        .feature-card:hover {
            border-color: var(--clr-accent);
            transform: translateY(-6px);
            box-shadow: var(--shadow-glow);
        }
        .feature-card .icon {
            width: 56px;
            height: 56px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(201,168,76,0.12);
            border-radius: var(--radius-sm);
            font-size: 1.6rem;
            color: var(--clr-accent);
            margin-bottom: 20px;
        }
        .feature-card h3 {
            font-size: 1.2rem;
            margin-bottom: 10px;
        }
        .feature-card p {
            color: var(--clr-text-muted);
            font-size: 0.95rem;
            line-height: 1.7;
        }

        /* ===== 分类入口 ===== */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 20px;
        }
        .category-card {
            position: relative;
            border-radius: var(--radius-md);
            overflow: hidden;
            aspect-ratio: 4 / 3;
            background: var(--clr-bg-card);
            border: 1px solid var(--clr-border);
            display: flex;
            align-items: flex-end;
            padding: 20px;
            transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
            background-size: cover;
            background-position: center;
        }
        .category-card::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(0deg, rgba(26,26,26,0.88) 0%, rgba(26,26,26,0.20) 80%);
            z-index: 0;
        }
        .category-card * { position: relative; z-index: 1; }
        .category-card:hover {
            border-color: var(--clr-accent);
            transform: translateY(-4px);
            box-shadow: var(--shadow-glow);
        }
        .category-card .cat-label {
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--clr-text);
            margin-bottom: 4px;
        }
        .category-card .cat-count {
            font-size: 0.8rem;
            color: var(--clr-text-dim);
        }
        .category-card .cat-arrow {
            position: absolute;
            top: 16px;
            right: 16px;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(201,168,76,0.2);
            backdrop-filter: blur(4px);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--clr-accent-light);
            font-size: 0.85rem;
            transition: background var(--transition), transform var(--transition);
        }
        .category-card:hover .cat-arrow {
            background: rgba(201,168,76,0.4);
            transform: translateX(4px);
        }

        /* ===== 最新资讯列表 (CMS) ===== */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .news-item {
            display: flex;
            align-items: stretch;
            background: var(--clr-bg-card);
            border: 1px solid var(--clr-border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: border-color var(--transition), box-shadow var(--transition);
        }
        .news-item:hover {
            border-color: var(--clr-accent);
            box-shadow: var(--shadow-glow);
        }
        .news-thumb {
            width: 180px;
            min-height: 120px;
            flex-shrink: 0;
            background: var(--clr-bg-alt);
            background-size: cover;
            background-position: center;
        }
        .news-body {
            flex: 1;
            padding: 20px 24px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .news-body .meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.8rem;
            color: var(--clr-text-dim);
            margin-bottom: 6px;
        }
        .news-body .meta .tag {
            background: rgba(201,168,76,0.15);
            color: var(--clr-accent-light);
            padding: 2px 12px;
            border-radius: 20px;
            font-size: 0.7rem;
            font-weight: 600;
        }
        .news-body h3 {
            font-size: 1.05rem;
            font-weight: 600;
            margin-bottom: 6px;
            transition: color var(--transition);
        }
        .news-body h3 a { color: var(--clr-text); }
        .news-body h3 a:hover { color: var(--clr-accent-light); }
        .news-body p {
            color: var(--clr-text-muted);
            font-size: 0.9rem;
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-empty {
            text-align: center;
            padding: 48px 24px;
            color: var(--clr-text-dim);
            border: 1px dashed var(--clr-border);
            border-radius: var(--radius-md);
            font-size: 0.95rem;
        }

        /* ===== 数据统计 ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 24px;
            text-align: center;
        }
        .stat-card {
            background: var(--clr-bg-card);
            border: 1px solid var(--clr-border);
            border-radius: var(--radius-md);
            padding: 36px 20px;
            transition: border-color var(--transition), transform var(--transition);
        }
        .stat-card:hover {
            border-color: var(--clr-accent);
            transform: translateY(-4px);
        }
        .stat-card .num {
            font-size: 2.6rem;
            font-weight: 900;
            color: var(--clr-accent-light);
            display: block;
            line-height: 1.2;
        }
        .stat-card .num small { font-size: 1.2rem; font-weight: 600; }
        .stat-card .label {
            color: var(--clr-text-muted);
            font-size: 0.9rem;
            margin-top: 8px;
        }

        /* ===== 使用流程 ===== */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 32px;
            counter-reset: step;
        }
        .step-card {
            text-align: center;
            padding: 36px 20px;
            background: var(--clr-bg-card);
            border: 1px solid var(--clr-border);
            border-radius: var(--radius-md);
            position: relative;
            transition: border-color var(--transition), transform var(--transition);
        }
        .step-card:hover {
            border-color: var(--clr-accent);
            transform: translateY(-4px);
        }
        .step-card .step-num {
            counter-increment: step;
            width: 48px;
            height: 48px;
            margin: 0 auto 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(201,168,76,0.12);
            border-radius: 50%;
            font-size: 1.2rem;
            font-weight: 800;
            color: var(--clr-accent);
        }
        .step-card h3 { font-size: 1.1rem; margin-bottom: 8px; }
        .step-card p { color: var(--clr-text-muted); font-size: 0.9rem; line-height: 1.7; }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--clr-bg-card);
            border: 1px solid var(--clr-border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: border-color var(--transition);
        }
        .faq-item:hover { border-color: var(--clr-border-light); }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 24px;
            font-weight: 600;
            font-size: 1rem;
            color: var(--clr-text);
            background: transparent;
            text-align: left;
            transition: color var(--transition);
        }
        .faq-question i {
            color: var(--clr-accent);
            font-size: 0.85rem;
            transition: transform 0.3s;
        }
        .faq-item.open .faq-question i { transform: rotate(180deg); }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 24px;
            color: var(--clr-text-muted);
            font-size: 0.95rem;
            line-height: 1.8;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            position: relative;
            isolation: isolate;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26,26,26,0.88), rgba(26,26,26,0.78));
            z-index: 0;
        }
        .cta-section * { position: relative; z-index: 1; }
        .cta-box {
            text-align: center;
            padding: 80px 24px;
        }
        .cta-box h2 {
            font-size: clamp(1.8rem, 4vw, 2.6rem);
            font-weight: 800;
            margin-bottom: 16px;
        }
        .cta-box p {
            color: var(--clr-text-muted);
            font-size: 1.05rem;
            max-width: 520px;
            margin: 0 auto 32px;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--clr-bg-alt);
            border-top: 1px solid var(--clr-border);
            padding: 48px 0 32px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand .site-logo { font-size: 1.3rem; margin-bottom: 12px; }
        .footer-brand p {
            color: var(--clr-text-dim);
            font-size: 0.9rem;
            max-width: 300px;
            line-height: 1.7;
        }
        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--clr-text);
            margin-bottom: 16px;
        }
        .footer-col ul li { margin-bottom: 10px; }
        .footer-col ul li a {
            color: var(--clr-text-dim);
            font-size: 0.9rem;
            transition: color var(--transition);
        }
        .footer-col ul li a:hover { color: var(--clr-accent-light); }
        .footer-bottom {
            border-top: 1px solid var(--clr-border);
            padding-top: 24px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            font-size: 0.85rem;
            color: var(--clr-text-dim);
        }
        .footer-bottom a { color: var(--clr-text-dim); }
        .footer-bottom a:hover { color: var(--clr-accent-light); }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .news-thumb { width: 140px; }
        }
        @media (max-width: 768px) {
            :root { --header-h: 64px; }
            .nav-list {
                position: fixed;
                top: var(--header-h);
                left: 0;
                width: 100%;
                flex-direction: column;
                background: rgba(26,26,26,0.98);
                backdrop-filter: blur(14px);
                padding: 24px 20px 32px;
                gap: 20px;
                border-bottom: 1px solid var(--clr-border);
                transform: translateY(-120%);
                opacity: 0;
                visibility: hidden;
                transition: transform 0.4s ease, opacity 0.4s ease, visibility 0.4s ease;
                box-shadow: var(--shadow-lg);
            }
            .nav-list.open {
                transform: translateY(0);
                opacity: 1;
                visibility: visible;
            }
            .nav-list a { font-size: 1.05rem; padding: 6px 0; }
            .nav-cta { margin-top: 8px; width: 100%; justify-content: center; }
            .nav-toggle { display: block; }
            .hero { min-height: 90vh; padding: 100px 20px 60px; }
            .hero h1 { font-size: clamp(2rem, 8vw, 3rem); }
            .hero-stats { gap: 24px; }
            .hero-stat-item .num { font-size: 1.6rem; }
            .section { padding: 56px 0; }
            .section-header { margin-bottom: 36px; }
            .news-item { flex-direction: column; }
            .news-thumb { width: 100%; height: 160px; }
            .news-body { padding: 16px 20px; }
            .footer-grid { grid-template-columns: 1fr; gap: 28px; }
            .footer-bottom { flex-direction: column; text-align: center; }
            .features-grid { grid-template-columns: 1fr; }
            .category-grid { grid-template-columns: repeat(2, 1fr); }
            .stats-grid { grid-template-columns: repeat(2, 1fr); }
            .steps-grid { grid-template-columns: 1fr; }
        }
        @media (max-width: 520px) {
            .container { padding: 0 16px; }
            .category-grid { grid-template-columns: 1fr; }
            .stats-grid { grid-template-columns: 1fr; }
            .hero-actions { flex-direction: column; align-items: center; }
            .btn-primary, .btn-secondary { width: 100%; justify-content: center; }
            .hero-stat-item .num { font-size: 1.4rem; }
            .news-thumb { height: 120px; }
        }
        @media (min-width: 769px) {
            .nav-list { display: flex !important; transform: none !important; opacity: 1 !important; visibility: visible !important; position: static !important; background: transparent !important; padding: 0 !important; border: none !important; box-shadow: none !important; }
        }

/* roulang page: category1 */
/* ===== Design Variables ===== */
        :root {
            --clr-primary: #b8860b;
            --clr-primary-dark: #8b6508;
            --clr-primary-light: #e6b93e;
            --clr-secondary: #4a3728;
            --clr-accent: #d4a847;
            --clr-bg: #f7f2e9;
            --clr-bg-alt: #ede4d3;
            --clr-bg-card: #fefcf7;
            --clr-bg-dark: #2c221a;
            --clr-text: #2c221a;
            --clr-text-light: #6b5a4a;
            --clr-text-lighter: #9a8a7a;
            --clr-border: #d6c9b8;
            --clr-border-light: #e8dfd2;
            --clr-white: #fefcf7;
            --clr-shadow: rgba(74, 55, 40, 0.12);
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px var(--clr-shadow);
            --shadow-md: 0 4px 20px var(--clr-shadow);
            --shadow-lg: 0 8px 40px var(--clr-shadow);
            --shadow-hover: 0 12px 48px rgba(74, 55, 40, 0.18);
            --font-body: 'Georgia', 'Noto Serif SC', 'Source Han Serif CN', serif;
            --font-heading: 'Georgia', 'Noto Serif SC', serif;
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --space-xs: 0.5rem;
            --space-sm: 1rem;
            --space-md: 2rem;
            --space-lg: 3rem;
            --space-xl: 5rem;
            --max-width: 1200px;
        }

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

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

        body {
            font-family: var(--font-body);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--clr-text);
            background: var(--clr-bg);
            background-image: radial-gradient(circle at 10% 20%, rgba(184, 134, 11, 0.04) 0%, transparent 50%);
        }

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

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

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

        ul,
        ol {
            list-style: none;
        }

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

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

        /* ===== Header / Navigation ===== */
        .site-header {
            background: var(--clr-bg-card);
            border-bottom: 2px solid var(--clr-border-light);
            box-shadow: var(--shadow-sm);
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(8px);
            background: rgba(254, 252, 247, 0.94);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 0.75rem;
            padding-bottom: 0.75rem;
            gap: var(--space-sm);
        }

        .site-logo {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-family: var(--font-heading);
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--clr-secondary);
            text-decoration: none;
            letter-spacing: 0.02em;
            transition: opacity var(--transition);
        }
        .site-logo i {
            color: var(--clr-primary);
            font-size: 1.3em;
            filter: drop-shadow(0 2px 4px rgba(184, 134, 11, 0.3));
        }
        .site-logo:hover {
            opacity: 0.85;
            color: var(--clr-secondary);
        }
        .site-logo span {
            background: linear-gradient(135deg, var(--clr-secondary), var(--clr-primary-dark));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid var(--clr-border);
            border-radius: var(--radius-sm);
            font-size: 1.4rem;
            color: var(--clr-secondary);
            padding: 0.4rem 0.7rem;
            cursor: pointer;
            transition: all var(--transition);
        }
        .nav-toggle:hover {
            background: var(--clr-bg-alt);
            border-color: var(--clr-primary);
        }

        .nav-list {
            display: flex;
            align-items: center;
            gap: 0.25rem;
        }
        .nav-list a {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.5rem 1.1rem;
            border-radius: var(--radius-md);
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--clr-text-light);
            transition: all var(--transition);
            position: relative;
            letter-spacing: 0.01em;
        }
        .nav-list a:hover {
            color: var(--clr-primary-dark);
            background: var(--clr-bg-alt);
        }
        .nav-list a.active {
            color: var(--clr-white);
            background: var(--clr-primary);
            box-shadow: 0 2px 12px rgba(184, 134, 11, 0.3);
        }
        .nav-list a.active:hover {
            background: var(--clr-primary-dark);
        }
        .nav-list a.nav-cta {
            background: var(--clr-secondary);
            color: var(--clr-white);
            border-radius: var(--radius-xl);
            padding: 0.5rem 1.5rem;
            font-weight: 600;
            box-shadow: var(--shadow-sm);
            margin-left: 0.5rem;
        }
        .nav-list a.nav-cta:hover {
            background: var(--clr-primary-dark);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }
        .nav-list a.nav-cta i {
            font-size: 0.9em;
        }

        /* ===== Page Banner ===== */
        .page-banner {
            position: relative;
            padding: var(--space-xl) 0 var(--space-lg);
            background: var(--clr-bg-dark);
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center 30%;
            background-repeat: no-repeat;
            min-height: 320px;
            display: flex;
            align-items: center;
            isolation: isolate;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(44, 34, 26, 0.88) 0%, rgba(44, 34, 26, 0.6) 100%);
            z-index: 1;
        }
        .page-banner::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 80% 20%, rgba(184, 134, 11, 0.15) 0%, transparent 70%);
            z-index: 1;
        }
        .banner-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 780px;
            margin: 0 auto;
        }
        .banner-content h1 {
            font-size: 3rem;
            color: var(--clr-white);
            margin-bottom: var(--space-sm);
            text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
            letter-spacing: 0.04em;
        }
        .banner-content h1 i {
            color: var(--clr-primary-light);
            margin-right: 0.3rem;
        }
        .banner-content p {
            font-size: 1.15rem;
            color: rgba(254, 252, 247, 0.85);
            line-height: 1.8;
            max-width: 620px;
            margin: 0 auto;
        }
        .banner-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: rgba(184, 134, 11, 0.2);
            border: 1px solid var(--clr-primary-light);
            color: var(--clr-primary-light);
            padding: 0.35rem 1.2rem;
            border-radius: var(--radius-xl);
            font-size: 0.85rem;
            letter-spacing: 0.04em;
            margin-bottom: var(--space-sm);
            backdrop-filter: blur(4px);
        }
        .banner-badge i {
            font-size: 0.8em;
        }

        /* ===== Section Common ===== */
        .section {
            padding: var(--space-xl) 0;
        }
        .section-title {
            font-size: 2rem;
            text-align: center;
            margin-bottom: 0.5rem;
            color: var(--clr-secondary);
            position: relative;
        }
        .section-subtitle {
            text-align: center;
            color: var(--clr-text-light);
            max-width: 600px;
            margin: 0 auto var(--space-lg);
            font-size: 1.05rem;
            line-height: 1.7;
        }
        .section-divider {
            width: 60px;
            height: 3px;
            background: linear-gradient(90deg, var(--clr-primary), var(--clr-primary-light));
            border-radius: 4px;
            margin: 0.8rem auto var(--space-md);
        }

        /* ===== Category Cards Grid ===== */
        .cat-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--space-md);
        }
        .cat-card {
            background: var(--clr-bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--clr-border-light);
            transition: all var(--transition);
            cursor: default;
        }
        .cat-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: var(--clr-primary-light);
        }
        .cat-card-image {
            position: relative;
            height: 200px;
            overflow: hidden;
            background: var(--clr-bg-alt);
        }
        .cat-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .cat-card:hover .cat-card-image img {
            transform: scale(1.06);
        }
        .cat-card-image .cat-tag {
            position: absolute;
            top: var(--space-sm);
            left: var(--space-sm);
            background: var(--clr-primary);
            color: var(--clr-white);
            padding: 0.2rem 0.9rem;
            border-radius: var(--radius-xl);
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.03em;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
        }
        .cat-card-body {
            padding: var(--space-md) var(--space-sm) var(--space-sm);
        }
        .cat-card-body h3 {
            font-size: 1.2rem;
            margin-bottom: 0.4rem;
            color: var(--clr-secondary);
        }
        .cat-card-body p {
            font-size: 0.92rem;
            color: var(--clr-text-light);
            line-height: 1.6;
            margin-bottom: var(--space-sm);
        }
        .cat-card-body .btn-sm {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.35rem 1.2rem;
            border-radius: var(--radius-xl);
            background: var(--clr-bg-alt);
            color: var(--clr-secondary);
            font-size: 0.85rem;
            font-weight: 500;
            border: 1px solid var(--clr-border);
            transition: all var(--transition);
            cursor: pointer;
        }
        .cat-card-body .btn-sm:hover {
            background: var(--clr-primary);
            color: var(--clr-white);
            border-color: var(--clr-primary);
        }

        /* ===== Featured / List ===== */
        .featured-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--space-lg);
            align-items: start;
        }
        .featured-main {
            background: var(--clr-bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--clr-border-light);
            transition: all var(--transition);
        }
        .featured-main:hover {
            box-shadow: var(--shadow-md);
        }
        .featured-main img {
            width: 100%;
            height: 260px;
            object-fit: cover;
        }
        .featured-main-body {
            padding: var(--space-md);
        }
        .featured-main-body .badge {
            display: inline-block;
            background: var(--clr-primary-light);
            color: var(--clr-secondary);
            padding: 0.15rem 0.9rem;
            border-radius: var(--radius-xl);
            font-size: 0.8rem;
            font-weight: 600;
            margin-bottom: 0.5rem;
        }
        .featured-main-body h3 {
            font-size: 1.35rem;
            margin-bottom: 0.5rem;
        }
        .featured-main-body p {
            color: var(--clr-text-light);
            line-height: 1.7;
        }
        .featured-main-body .meta {
            display: flex;
            align-items: center;
            gap: var(--space-sm);
            margin-top: var(--space-sm);
            font-size: 0.85rem;
            color: var(--clr-text-lighter);
        }
        .featured-main-body .meta i {
            margin-right: 0.25rem;
        }

        .featured-list {
            display: flex;
            flex-direction: column;
            gap: var(--space-sm);
        }
        .featured-list-item {
            display: flex;
            gap: var(--space-sm);
            background: var(--clr-bg-card);
            border-radius: var(--radius-md);
            padding: var(--space-sm);
            border: 1px solid var(--clr-border-light);
            transition: all var(--transition);
            cursor: default;
        }
        .featured-list-item:hover {
            border-color: var(--clr-primary-light);
            box-shadow: var(--shadow-sm);
            transform: translateX(4px);
        }
        .featured-list-item img {
            width: 100px;
            min-width: 100px;
            height: 80px;
            object-fit: cover;
            border-radius: var(--radius-sm);
        }
        .featured-list-item .info h4 {
            font-size: 0.98rem;
            margin-bottom: 0.2rem;
            color: var(--clr-secondary);
        }
        .featured-list-item .info p {
            font-size: 0.85rem;
            color: var(--clr-text-lighter);
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .featured-list-item .info .tag {
            display: inline-block;
            font-size: 0.72rem;
            background: var(--clr-bg-alt);
            color: var(--clr-text-light);
            padding: 0.1rem 0.6rem;
            border-radius: var(--radius-xl);
            margin-top: 0.3rem;
        }

        /* ===== Stats / Data ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--space-md);
        }
        .stat-card {
            background: var(--clr-bg-card);
            border-radius: var(--radius-lg);
            padding: var(--space-md) var(--space-sm);
            text-align: center;
            border: 1px solid var(--clr-border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }
        .stat-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: var(--clr-primary-light);
        }
        .stat-card .stat-icon {
            font-size: 2.2rem;
            color: var(--clr-primary);
            margin-bottom: 0.5rem;
        }
        .stat-card .stat-number {
            font-size: 2.4rem;
            font-weight: 700;
            font-family: var(--font-heading);
            color: var(--clr-secondary);
            line-height: 1.2;
        }
        .stat-card .stat-label {
            font-size: 0.9rem;
            color: var(--clr-text-light);
            margin-top: 0.2rem;
        }

        /* ===== Timeline / Steps ===== */
        .steps-wrap {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--space-lg);
            position: relative;
        }
        .steps-wrap::before {
            content: '';
            position: absolute;
            top: 40px;
            left: 16%;
            right: 16%;
            height: 2px;
            background: linear-gradient(90deg, var(--clr-primary-light), var(--clr-border), var(--clr-primary-light));
            z-index: 0;
        }
        .step-card {
            background: var(--clr-bg-card);
            border-radius: var(--radius-lg);
            padding: var(--space-md);
            text-align: center;
            border: 1px solid var(--clr-border-light);
            box-shadow: var(--shadow-sm);
            position: relative;
            z-index: 1;
            transition: all var(--transition);
        }
        .step-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 54px;
            height: 54px;
            border-radius: 50%;
            background: var(--clr-primary);
            color: var(--clr-white);
            font-size: 1.4rem;
            font-weight: 700;
            font-family: var(--font-heading);
            margin-bottom: var(--space-sm);
            box-shadow: 0 4px 16px rgba(184, 134, 11, 0.3);
        }
        .step-card h3 {
            font-size: 1.1rem;
            margin-bottom: 0.4rem;
        }
        .step-card p {
            font-size: 0.92rem;
            color: var(--clr-text-light);
            line-height: 1.6;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: var(--space-sm);
        }
        .faq-item {
            background: var(--clr-bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--clr-border-light);
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:hover {
            border-color: var(--clr-primary-light);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: var(--space-sm) var(--space-md);
            font-weight: 600;
            font-size: 1rem;
            color: var(--clr-secondary);
            cursor: pointer;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            font-family: var(--font-heading);
            transition: background var(--transition);
            gap: var(--space-sm);
        }
        .faq-question:hover {
            background: var(--clr-bg-alt);
        }
        .faq-question i {
            color: var(--clr-primary);
            font-size: 0.85rem;
            transition: transform var(--transition);
            flex-shrink: 0;
        }
        .faq-question[aria-expanded="true"] i {
            transform: rotate(180deg);
        }
        .faq-answer {
            padding: 0 var(--space-md) var(--space-md);
            font-size: 0.95rem;
            color: var(--clr-text-light);
            line-height: 1.7;
            display: none;
        }
        .faq-answer.open {
            display: block;
        }
        .faq-answer p {
            margin-bottom: 0.5rem;
        }
        .faq-answer p:last-child {
            margin-bottom: 0;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: var(--clr-bg-dark);
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            position: relative;
            isolation: isolate;
            padding: var(--space-xl) 0;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(44, 34, 26, 0.9) 0%, rgba(44, 34, 26, 0.7) 100%);
            z-index: 1;
        }
        .cta-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 640px;
            margin: 0 auto;
        }
        .cta-content h2 {
            font-size: 2.2rem;
            color: var(--clr-white);
            margin-bottom: var(--space-sm);
        }
        .cta-content p {
            font-size: 1.05rem;
            color: rgba(254, 252, 247, 0.8);
            line-height: 1.7;
            margin-bottom: var(--space-md);
        }
        .cta-btn-group {
            display: flex;
            justify-content: center;
            gap: var(--space-sm);
            flex-wrap: wrap;
        }
        .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.8rem 2.2rem;
            border-radius: var(--radius-xl);
            font-weight: 600;
            font-size: 1.05rem;
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            text-decoration: none;
        }
        .cta-btn.primary {
            background: var(--clr-primary);
            color: var(--clr-white);
            box-shadow: 0 4px 20px rgba(184, 134, 11, 0.35);
        }
        .cta-btn.primary:hover {
            background: var(--clr-primary-dark);
            transform: translateY(-3px);
            box-shadow: 0 8px 30px rgba(184, 134, 11, 0.45);
        }
        .cta-btn.secondary {
            background: rgba(254, 252, 247, 0.12);
            color: var(--clr-white);
            border: 1px solid rgba(254, 252, 247, 0.25);
            backdrop-filter: blur(4px);
        }
        .cta-btn.secondary:hover {
            background: rgba(254, 252, 247, 0.22);
            transform: translateY(-3px);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--clr-bg-dark);
            color: rgba(254, 252, 247, 0.8);
            padding: var(--space-xl) 0 var(--space-md);
            border-top: 3px solid var(--clr-primary);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.8fr 1fr 1fr 1fr;
            gap: var(--space-lg);
            padding-bottom: var(--space-lg);
            border-bottom: 1px solid rgba(254, 252, 247, 0.1);
            margin-bottom: var(--space-md);
        }
        .footer-brand .site-logo {
            color: var(--clr-white);
            margin-bottom: var(--space-sm);
            font-size: 1.3rem;
        }
        .footer-brand .site-logo span {
            background: linear-gradient(135deg, var(--clr-primary-light), var(--clr-white));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.7;
            color: rgba(254, 252, 247, 0.6);
            max-width: 320px;
        }
        .footer-col h4 {
            color: var(--clr-white);
            font-size: 1rem;
            margin-bottom: var(--space-sm);
            letter-spacing: 0.03em;
        }
        .footer-col ul li {
            margin-bottom: 0.5rem;
        }
        .footer-col ul li a {
            color: rgba(254, 252, 247, 0.55);
            font-size: 0.9rem;
            transition: all var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--clr-primary-light);
            padding-left: 4px;
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: var(--space-sm);
            font-size: 0.85rem;
            color: rgba(254, 252, 247, 0.4);
        }
        .footer-bottom a {
            color: var(--clr-primary-light);
        }
        .footer-bottom a:hover {
            color: var(--clr-white);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .cat-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: var(--space-md);
            }
            .featured-wrap {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            :root {
                --space-xl: 3rem;
                --space-lg: 2rem;
                --space-md: 1.2rem;
            }

            .nav-toggle {
                display: block;
            }
            .nav-list {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: var(--clr-bg-card);
                border-bottom: 2px solid var(--clr-border-light);
                box-shadow: var(--shadow-md);
                padding: var(--space-sm) var(--space-md);
                gap: 0.25rem;
            }
            .nav-list.open {
                display: flex;
            }
            .nav-list a {
                width: 100%;
                justify-content: center;
                padding: 0.7rem 1rem;
            }
            .nav-list a.nav-cta {
                margin-left: 0;
                margin-top: 0.25rem;
            }

            .banner-content h1 {
                font-size: 2rem;
            }
            .banner-content p {
                font-size: 0.95rem;
            }
            .page-banner {
                min-height: 240px;
                padding: var(--space-lg) 0;
            }

            .section-title {
                font-size: 1.6rem;
            }
            .cat-grid {
                grid-template-columns: 1fr 1fr;
                gap: var(--space-sm);
            }
            .cat-card-image {
                height: 150px;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: var(--space-sm);
            }
            .stat-card .stat-number {
                font-size: 1.8rem;
            }

            .steps-wrap {
                grid-template-columns: 1fr;
                gap: var(--space-md);
            }
            .steps-wrap::before {
                display: none;
            }
            .step-card {
                display: flex;
                align-items: center;
                gap: var(--space-sm);
                text-align: left;
                padding: var(--space-sm) var(--space-md);
            }
            .step-number {
                width: 44px;
                height: 44px;
                font-size: 1.1rem;
                flex-shrink: 0;
                margin-bottom: 0;
            }
            .step-card h3 {
                font-size: 1rem;
            }
            .step-card p {
                font-size: 0.85rem;
            }

            .featured-list-item img {
                width: 70px;
                min-width: 70px;
                height: 60px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: var(--space-md);
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }

            .cta-content h2 {
                font-size: 1.6rem;
            }
            .cta-btn {
                padding: 0.6rem 1.5rem;
                font-size: 0.95rem;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 var(--space-sm);
            }
            .banner-content h1 {
                font-size: 1.6rem;
            }
            .cat-grid {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .featured-main img {
                height: 180px;
            }
            .faq-question {
                font-size: 0.9rem;
                padding: var(--space-sm);
            }
            .faq-answer {
                padding: 0 var(--space-sm) var(--space-sm);
                font-size: 0.88rem;
            }
        }

        /* ===== Utility ===== */
        .text-center {
            text-align: center;
        }
        .mt-sm {
            margin-top: var(--space-sm);
        }
        .mt-md {
            margin-top: var(--space-md);
        }
        .mb-sm {
            margin-bottom: var(--space-sm);
        }
        .mb-md {
            margin-bottom: var(--space-md);
        }
        .bg-alt {
            background: var(--clr-bg-alt);
        }

        /* Scroll reveal animation helper */
        .reveal {
            opacity: 0;
            transform: translateY(20px);
            transition: opacity 0.6s ease, transform 0.6s ease;
        }
        .reveal.visible {
            opacity: 1;
            transform: translateY(0);
        }

/* roulang page: article */
:root {
  --primary: #7A4A2E;
  --primary-dark: #5A3420;
  --primary-light: #9E6B4A;
  --secondary: #C49A6C;
  --secondary-light: #D9B88C;
  --accent: #8B3A2A;
  --bg-cream: #F5EDE0;
  --bg-warm: #FAF5EF;
  --bg-dark: #2C1810;
  --text-dark: #2C1810;
  --text-body: #3D2B1F;
  --text-light: #7A6A5E;
  --text-muted: #A09388;
  --border-light: #D4B896;
  --border-med: #C4A882;
  --border-dark: #7A4A2E;
  --shadow-sm: 0 2px 8px rgba(44,24,16,0.08);
  --shadow-md: 0 4px 20px rgba(44,24,16,0.12);
  --shadow-lg: 0 8px 40px rgba(44,24,16,0.16);
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --font-serif: Georgia, 'Times New Roman', serif;
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --transition: 0.25s ease;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-body);
  background: var(--bg-cream);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--accent); }
a:focus-visible { outline: 2px solid var(--secondary); outline-offset: 2px; }
h1, h2, h3, h4, h5, h6 { font-family: var(--font-serif); color: var(--text-dark); line-height: 1.3; font-weight: 700; }
h1 { font-size: 2.4rem; }
h2 { font-size: 1.8rem; }
h3 { font-size: 1.35rem; }
h4 { font-size: 1.1rem; }
p { margin-bottom: 1rem; }
ul, ol { padding-left: 1.5rem; margin-bottom: 1rem; }
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ===== Header / Nav ===== */
.site-header {
  background: var(--bg-dark);
  border-bottom: 3px solid var(--secondary);
  position: sticky; top: 0; z-index: 100;
  box-shadow: 0 2px 12px rgba(0,0,0,0.25);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 0; gap: 20px;
}
.site-logo {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-serif); font-size: 1.3rem; font-weight: 700;
  color: var(--secondary) !important; text-decoration: none;
}
.site-logo i { font-size: 1.5rem; color: var(--secondary-light); }
.site-logo span { letter-spacing: 1px; }
.nav-list { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.nav-list a {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 18px; border-radius: var(--radius-sm);
  font-size: 0.95rem; font-weight: 500; color: rgba(245,237,224,0.85);
  text-decoration: none; transition: var(--transition);
  border: 1px solid transparent;
}
.nav-list a:hover { color: var(--secondary-light); background: rgba(196,154,108,0.12); border-color: rgba(196,154,108,0.25); }
.nav-list a.active { color: #fff; background: rgba(196,154,108,0.18); border-color: var(--secondary); font-weight: 600; }
.nav-list a.nav-cta {
  background: var(--secondary); color: var(--bg-dark); font-weight: 600;
  border: 1px solid var(--secondary); border-radius: var(--radius-sm);
  padding: 8px 22px;
}
.nav-list a.nav-cta:hover { background: var(--secondary-light); border-color: var(--secondary-light); color: var(--bg-dark); }
.nav-toggle { display: none; background: none; border: 1px solid rgba(196,154,108,0.3); color: var(--secondary); font-size: 1.4rem; padding: 6px 12px; border-radius: var(--radius-sm); cursor: pointer; transition: var(--transition); }
.nav-toggle:hover { background: rgba(196,154,108,0.12); border-color: var(--secondary); }

/* ===== Article Hero ===== */
.article-hero {
  position: relative;
  background: var(--bg-dark) url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
  padding: 80px 0 60px;
  text-align: center;
  overflow: hidden;
}
.article-hero::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(44,24,16,0.85) 0%, rgba(44,24,16,0.65) 100%);
}
.article-hero .container { position: relative; z-index: 1; }
.hero-breadcrumb {
  display: flex; justify-content: center; align-items: center; gap: 10px;
  font-size: 0.9rem; color: var(--text-muted); margin-bottom: 20px;
}
.hero-breadcrumb a { color: var(--secondary); }
.hero-breadcrumb a:hover { color: var(--secondary-light); }
.hero-breadcrumb span { color: rgba(245,237,224,0.6); }
.article-hero h1 {
  color: #fff; font-size: 2.6rem; max-width: 900px; margin: 0 auto 18px;
  text-shadow: 0 2px 16px rgba(0,0,0,0.3);
  line-height: 1.25;
}
.hero-meta {
  display: flex; justify-content: center; align-items: center; gap: 24px; flex-wrap: wrap;
  font-size: 0.95rem; color: rgba(245,237,224,0.75);
}
.hero-meta .cat-badge {
  display: inline-block;
  background: var(--secondary); color: var(--bg-dark); font-weight: 600;
  padding: 3px 16px; border-radius: 20px; font-size: 0.85rem;
  font-family: var(--font-sans);
}
.hero-meta .date i { margin-right: 6px; }
.hero-desc {
  max-width: 720px; margin: 22px auto 0;
  font-size: 1.1rem; color: rgba(245,237,224,0.8);
  font-family: var(--font-serif); font-style: italic;
  line-height: 1.6;
}

/* ===== Article Content ===== */
.article-main { padding: 60px 0; }
.article-layout {
  display: grid; grid-template-columns: 1fr 300px; gap: 48px;
  align-items: start;
}
.article-body {
  background: var(--bg-warm);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 40px 44px;
  box-shadow: var(--shadow-sm);
}
.article-body .content-body {
  font-size: 1.05rem; line-height: 1.85;
  color: var(--text-body);
}
.article-body .content-body h2,
.article-body .content-body h3 { margin-top: 2rem; margin-bottom: 0.8rem; }
.article-body .content-body p { margin-bottom: 1.2rem; }
.article-body .content-body ul,
.article-body .content-body ol { margin-bottom: 1.2rem; }
.article-body .content-body li { margin-bottom: 0.4rem; }
.article-body .content-body img { border-radius: var(--radius-sm); margin: 1.5rem auto; border: 1px solid var(--border-light); }
.article-body .content-body blockquote {
  border-left: 4px solid var(--secondary); padding: 12px 20px;
  margin: 1.5rem 0; background: rgba(196,154,108,0.08);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-family: var(--font-serif); font-style: italic; color: var(--text-light);
}
.article-tags {
  display: flex; flex-wrap: wrap; gap: 10px; margin-top: 32px; padding-top: 24px;
  border-top: 1px solid var(--border-light);
}
.article-tags .tag {
  display: inline-block; padding: 4px 14px; border-radius: 20px;
  font-size: 0.85rem; background: rgba(196,154,108,0.12);
  color: var(--primary); border: 1px solid var(--border-light);
  transition: var(--transition);
}
.article-tags .tag:hover { background: var(--secondary); color: var(--bg-dark); border-color: var(--secondary); }

/* ===== Sidebar ===== */
.article-sidebar { position: sticky; top: 100px; }
.sidebar-card {
  background: var(--bg-warm); border: 1px solid var(--border-light);
  border-radius: var(--radius-md); padding: 28px 24px;
  box-shadow: var(--shadow-sm); margin-bottom: 28px;
}
.sidebar-card h3 {
  font-size: 1.15rem; margin-bottom: 14px;
  padding-bottom: 10px; border-bottom: 2px double var(--border-light);
}
.sidebar-card ul { list-style: none; padding: 0; margin: 0; }
.sidebar-card ul li { padding: 8px 0; border-bottom: 1px solid rgba(196,154,108,0.12); }
.sidebar-card ul li:last-child { border-bottom: none; }
.sidebar-card ul li a { color: var(--text-body); display: flex; align-items: baseline; gap: 8px; }
.sidebar-card ul li a::before { content: '›'; color: var(--secondary); font-weight: 700; font-size: 1.2rem; }
.sidebar-card ul li a:hover { color: var(--primary); padding-left: 4px; }
.sidebar-cta {
  background: var(--bg-dark); border-color: var(--border-dark);
  text-align: center; padding: 32px 24px;
}
.sidebar-cta h3 { color: var(--secondary); border-bottom-color: rgba(196,154,108,0.25); }
.sidebar-cta p { color: rgba(245,237,224,0.7); font-size: 0.95rem; }
.sidebar-cta .btn { margin-top: 12px; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 12px 32px; border-radius: var(--radius-sm);
  font-size: 1rem; font-weight: 600; font-family: var(--font-sans);
  text-decoration: none; cursor: pointer; transition: var(--transition);
  border: 2px solid transparent; line-height: 1.3;
}
.btn-primary {
  background: var(--secondary); color: var(--bg-dark); border-color: var(--secondary);
}
.btn-primary:hover { background: var(--secondary-light); border-color: var(--secondary-light); color: var(--bg-dark); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-outline {
  background: transparent; color: var(--secondary); border-color: var(--secondary);
}
.btn-outline:hover { background: var(--secondary); color: var(--bg-dark); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-dark {
  background: var(--bg-dark); color: var(--secondary); border-color: var(--border-dark);
}
.btn-dark:hover { background: var(--primary-dark); border-color: var(--primary); color: var(--secondary-light); transform: translateY(-2px); }

/* ===== Related Articles ===== */
.related-section {
  background: var(--bg-warm); padding: 60px 0;
  border-top: 2px double var(--border-light);
}
.related-section h2 {
  text-align: center; margin-bottom: 12px;
}
.related-section .section-desc {
  text-align: center; color: var(--text-light); max-width: 600px; margin: 0 auto 40px;
  font-family: var(--font-serif); font-style: italic;
}
.related-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px;
}
.related-card {
  background: var(--bg-cream); border: 1px solid var(--border-light);
  border-radius: var(--radius-md); overflow: hidden;
  box-shadow: var(--shadow-sm); transition: var(--transition);
}
.related-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: var(--border-med); }
.related-card .card-img {
  width: 100%; height: 200px; object-fit: cover;
  border-bottom: 1px solid var(--border-light);
}
.related-card .card-body { padding: 20px 22px 24px; }
.related-card .card-body h3 { font-size: 1.1rem; margin-bottom: 8px; }
.related-card .card-body h3 a { color: var(--text-dark); }
.related-card .card-body h3 a:hover { color: var(--primary); }
.related-card .card-body p { font-size: 0.92rem; color: var(--text-light); margin-bottom: 12px; }
.related-card .card-meta { font-size: 0.82rem; color: var(--text-muted); display: flex; gap: 16px; }

/* ===== Article Navigation (prev/next) ===== */
.article-nav {
  padding: 40px 0; background: var(--bg-cream);
}
.article-nav-inner {
  display: grid; grid-template-columns: 1fr auto 1fr; gap: 24px; align-items: center;
}
.article-nav .prev, .article-nav .next {
  display: flex; flex-direction: column; gap: 4px;
}
.article-nav .prev { text-align: left; }
.article-nav .next { text-align: right; }
.article-nav .nav-label { font-size: 0.85rem; color: var(--text-muted); font-family: var(--font-serif); font-style: italic; }
.article-nav .nav-title { font-size: 1rem; font-weight: 600; color: var(--primary); }
.article-nav .nav-title:hover { color: var(--accent); }
.article-nav .nav-divider {
  width: 2px; height: 48px; background: var(--border-light); border-radius: 2px;
}

/* ===== CTA Section ===== */
.cta-section {
  background: var(--bg-dark) url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
  padding: 80px 0; text-align: center; position: relative;
}
.cta-section::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(44,24,16,0.88) 0%, rgba(44,24,16,0.72) 100%);
}
.cta-section .container { position: relative; z-index: 1; }
.cta-section h2 { color: #fff; font-size: 2rem; margin-bottom: 14px; }
.cta-section p { color: rgba(245,237,224,0.75); font-size: 1.1rem; max-width: 600px; margin: 0 auto 28px; font-family: var(--font-serif); }
.cta-section .btn-group { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }

/* ===== Not Found ===== */
.not-found-block {
  text-align: center; padding: 80px 20px;
  background: var(--bg-warm); border: 2px dashed var(--border-med);
  border-radius: var(--radius-lg); margin: 40px 0;
}
.not-found-block i { font-size: 4rem; color: var(--text-muted); margin-bottom: 20px; }
.not-found-block h2 { font-size: 2rem; margin-bottom: 12px; }
.not-found-block p { color: var(--text-light); max-width: 480px; margin: 0 auto 24px; font-size: 1.05rem; }

/* ===== Footer ===== */
.site-footer {
  background: var(--bg-dark); color: rgba(245,237,224,0.7);
  padding: 56px 0 24px; border-top: 3px solid var(--secondary);
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 36px; }
.footer-brand .site-logo { font-size: 1.3rem; margin-bottom: 12px; display: inline-flex; }
.footer-brand p { font-size: 0.9rem; line-height: 1.7; color: rgba(245,237,224,0.6); max-width: 340px; }
.footer-col h4 { color: var(--secondary); font-family: var(--font-serif); font-size: 1.05rem; margin-bottom: 14px; }
.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col ul li { margin-bottom: 8px; }
.footer-col ul li a { color: rgba(245,237,224,0.6); font-size: 0.9rem; }
.footer-col ul li a:hover { color: var(--secondary-light); padding-left: 4px; }
.footer-bottom {
  border-top: 1px solid rgba(196,154,108,0.15); padding-top: 20px;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  font-size: 0.85rem; color: rgba(245,237,224,0.45);
}
.footer-bottom a { color: var(--secondary); }
.footer-bottom a:hover { color: var(--secondary-light); }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .article-layout { grid-template-columns: 1fr; }
  .article-sidebar { position: static; display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .nav-toggle { display: block; }
  .nav-list { display: none; flex-direction: column; width: 100%; padding: 16px 0 8px; gap: 4px; }
  .nav-list.open { display: flex; }
  .nav-list a { width: 100%; justify-content: center; padding: 12px 18px; }
  .header-inner { flex-wrap: wrap; }
  .article-hero h1 { font-size: 1.8rem; }
  .article-hero { padding: 48px 0 36px; }
  .article-body { padding: 24px 20px; }
  .article-layout { gap: 28px; }
  .article-sidebar { grid-template-columns: 1fr; }
  .related-grid { grid-template-columns: 1fr; }
  .article-nav-inner { grid-template-columns: 1fr; text-align: center; gap: 16px; }
  .article-nav .prev, .article-nav .next { text-align: center; }
  .article-nav .nav-divider { display: none; }
  .cta-section { padding: 56px 0; }
  .cta-section h2 { font-size: 1.5rem; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .hero-meta { gap: 14px; flex-direction: column; }
  h1 { font-size: 1.8rem; }
  h2 { font-size: 1.4rem; }
}
@media (max-width: 520px) {
  .container { padding: 0 16px; }
  .article-hero h1 { font-size: 1.4rem; }
  .article-body { padding: 16px 14px; }
  .related-card .card-img { height: 160px; }
  .btn { padding: 10px 22px; font-size: 0.92rem; }
  .hero-desc { font-size: 0.95rem; }
}