/* roulang page: index */
:root {
            --color-bg: #F6F4EF;
            --color-surface: #FFFFFF;
            --color-ink: #1A1A1C;
            --color-muted: #6E6A63;
            --color-primary: #9E3D2F;
            --color-primary-hover: #B84A39;
            --color-secondary: #2F4A4C;
            --color-gold: #C79B5B;
            --color-line: #E5E0D6;
            --color-dark: #1E1D1B;
            --color-header-top: #1E2430;
            --radius-card: 14px;
            --radius-btn: 10px;
            --radius-full: 999px;
            --shadow-card: 0 2px 8px rgba(30, 29, 27, 0.06);
            --shadow-card-hover: 0 12px 28px rgba(30, 29, 27, 0.12);
            --transition: 180ms ease;
        }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; }
        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', 'Helvetica Neue', Arial, sans-serif;
            background-color: var(--color-bg);
            color: var(--color-ink);
            line-height: 1.8;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }
        a { color: inherit; text-decoration: none; transition: color var(--transition); }
        a:hover { color: var(--color-primary); }
        img { max-width: 100%; display: block; }
        button, input { font-family: inherit; }
        .container { max-width: 1280px; margin: 0 auto; padding: 0 32px; }
        @media (max-width: 640px) { .container { padding: 0 20px; } }

        /* Header */
        .header-top {
            background-color: var(--color-header-top);
            color: #c8cdd5;
            font-size: 13px;
            line-height: 1.4;
            padding: 8px 0;
        }
        .header-top .container { display: flex; justify-content: space-between; align-items: center; }
        .header-top a { color: #c8cdd5; }
        .header-top a:hover { color: #fff; }
        .header-top .top-left { display: flex; align-items: center; gap: 8px; }
        .header-top .top-left .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--color-gold); display: inline-block; }
        .header-top .top-right { display: flex; gap: 20px; }
        @media (max-width: 640px) {
            .header-top .top-right { gap: 12px; font-size: 12px; }
            .header-top .top-left .top-text { display: none; }
        }

        .main-nav {
            background: #fff;
            border-bottom: 1px solid var(--color-line);
            position: sticky;
            top: 0;
            z-index: 100;
        }
        .main-nav .container { display: flex; justify-content: space-between; align-items: center; height: 68px; }
        .nav-logo { font-size: 20px; font-weight: 700; color: var(--color-ink); letter-spacing: -0.01em; display: flex; align-items: center; gap: 8px; }
        .nav-logo .logo-icon {
            width: 34px; height: 34px; border-radius: 8px;
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-gold) 100%);
            display: inline-flex; align-items: center; justify-content: center;
            color: #fff; font-size: 16px; font-weight: 700;
        }
        .nav-logo span { color: var(--color-primary); }
        .nav-menu { display: flex; align-items: center; gap: 28px; }
        .nav-menu a { font-size: 15px; color: var(--color-ink); position: relative; padding: 4px 2px; }
        .nav-menu a.active { color: var(--color-primary); font-weight: 600; }
        .nav-menu a.active::after {
            content: ''; position: absolute; bottom: -4px; left: 0; right: 0;
            height: 2px; background: var(--color-primary); border-radius: 2px;
        }
        .nav-menu a:hover { color: var(--color-primary); }
        .nav-cta {
            background: var(--color-primary); color: #fff !important;
            padding: 10px 20px; border-radius: var(--radius-btn);
            font-size: 14px; font-weight: 600; transition: background var(--transition);
        }
        .nav-cta:hover { background: var(--color-primary-hover); color: #fff !important; }
        .mobile-menu-btn { display: none; background: none; border: none; font-size: 22px; color: var(--color-ink); cursor: pointer; }
        @media (max-width: 768px) {
            .nav-menu { display: none; }
            .mobile-menu-btn { display: block; }
            .nav-cta.desktop { display: none; }
            .main-nav .container { height: 60px; }
        }
        .mobile-menu {
            display: none; background: #fff; border-bottom: 1px solid var(--color-line);
            flex-direction: column; padding: 12px 0;
        }
        .mobile-menu.open { display: flex; }
        .mobile-menu a { padding: 12px 32px; font-size: 15px; border-bottom: 1px solid var(--color-bg); }
        .mobile-menu a:last-child { border-bottom: none; }
        .mobile-menu a.active { color: var(--color-primary); font-weight: 600; }

        /* Buttons */
        .btn-primary {
            display: inline-block; background: var(--color-primary); color: #fff;
            padding: 12px 28px; border-radius: var(--radius-btn);
            font-size: 15px; font-weight: 600; transition: background var(--transition), transform var(--transition);
            border: none; cursor: pointer;
        }
        .btn-primary:hover { background: var(--color-primary-hover); color: #fff; transform: translateY(-1px); }
        .btn-primary:focus { outline: 3px solid rgba(158, 61, 47, 0.2); outline-offset: 2px; }
        .btn-outline {
            display: inline-block; background: transparent; color: var(--color-ink);
            padding: 12px 28px; border-radius: var(--radius-btn);
            font-size: 15px; font-weight: 600; border: 1px solid var(--color-line);
            transition: border-color var(--transition), color var(--transition);
            cursor: pointer;
        }
        .btn-outline:hover { border-color: var(--color-primary); color: var(--color-primary); }
        .btn-outline:focus { outline: 3px solid rgba(158, 61, 47, 0.15); outline-offset: 2px; }

        /* Hero */
        .hero {
            background: linear-gradient(135deg, #1E1D1B 0%, #2A2622 60%, #3A2A24 100%);
            color: #fff;
            padding: 80px 0 64px;
            position: relative;
            overflow: hidden;
        }
        .hero .container { position: relative; z-index: 2; }
        .hero-badge {
            display: inline-block; background: rgba(199, 155, 91, 0.18);
            color: var(--color-gold); border: 1px solid rgba(199, 155, 91, 0.4);
            padding: 6px 16px; border-radius: var(--radius-full);
            font-size: 13px; font-weight: 500; margin-bottom: 20px;
        }
        .hero h1 {
            font-size: 56px; line-height: 1.15; font-weight: 800;
            letter-spacing: -0.02em; margin-bottom: 20px; max-width: 800px;
        }
        .hero h1 .highlight { color: var(--color-gold); }
        .hero p.hero-desc {
            font-size: 17px; line-height: 1.8; color: #d8d4ce;
            max-width: 620px; margin-bottom: 32px;
        }
        .hero-cta { display: flex; gap: 16px; flex-wrap: wrap; }
        .hero .btn-outline { border-color: rgba(255,255,255,0.4); color: #fff; }
        .hero .btn-outline:hover { border-color: #fff; color: #fff; }
        .hero-metrics {
            display: flex; gap: 40px; margin-top: 48px; flex-wrap: wrap;
            border-top: 1px solid rgba(255,255,255,0.12); padding-top: 32px;
        }
        .hero-metrics .metric-item { text-align: left; }
        .hero-metrics .metric-number {
            font-size: 44px; font-weight: 800; line-height: 1.1; color: var(--color-gold);
        }
        .hero-metrics .metric-label { font-size: 13px; color: #b5b1ab; margin-top: 4px; }
        @media (max-width: 768px) {
            .hero h1 { font-size: 34px; }
            .hero p.hero-desc { font-size: 15px; }
            .hero-metrics { gap: 20px; }
            .hero-metrics .metric-number { font-size: 32px; }
            .hero { padding: 56px 0 48px; }
        }
        @media (max-width: 520px) {
            .hero h1 { font-size: 28px; }
            .hero-metrics { gap: 16px; }
            .hero-metrics .metric-number { font-size: 28px; }
            .hero-metrics .metric-item { width: calc(50% - 8px); }
        }

        /* Sections */
        section { padding: 88px 0; }
        @media (max-width: 768px) { section { padding: 56px 0; } }
        .section-title {
            font-size: 32px; line-height: 1.3; font-weight: 700;
            margin-bottom: 16px; letter-spacing: -0.01em;
        }
        .section-desc { color: var(--color-muted); font-size: 16px; line-height: 1.8; max-width: 720px; margin-bottom: 40px; }
        .section-alternate { background: #fff; }
        .section-dark { background: var(--color-dark); color: #fff; }
        .section-dark .section-desc { color: #b5b1ab; }
        .section-dark .section-title { color: #fff; }

        /* Cards */
        .card {
            background: var(--color-surface); border: 1px solid var(--color-line);
            border-radius: var(--radius-card); padding: 24px;
            transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
            box-shadow: var(--shadow-card);
        }
        .card:hover {
            box-shadow: var(--shadow-card-hover); transform: translateY(-4px);
            border-color: var(--color-primary);
        }
        .card .card-icon {
            width: 48px; height: 48px; border-radius: 12px;
            display: flex; align-items: center; justify-content: center;
            font-size: 22px; color: #fff; margin-bottom: 16px;
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-hover) 100%);
        }
        .card h3 { font-size: 18px; font-weight: 600; margin-bottom: 8px; line-height: 1.4; }
        .card p { font-size: 14px; color: var(--color-muted); line-height: 1.7; }

        /* Grid layouts */
        .grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
        .grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
        .grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
        @media (max-width: 1024px) { .grid-4 { grid-template-columns: repeat(3, 1fr); } }
        @media (max-width: 768px) { .grid-4 { grid-template-columns: repeat(2, 1fr); } .grid-3, .grid-2 { grid-template-columns: 1fr; } }
        @media (max-width: 520px) { .grid-4 { grid-template-columns: 1fr; } }

        /* Resource cards */
        .resource-card { overflow: hidden; cursor: pointer; }
        .resource-card .thumb {
            position: relative; width: 100%; aspect-ratio: 16/9;
            background: #e8e4dc; overflow: hidden; border-radius: 8px; margin-bottom: 14px;
            display: flex; align-items: center; justify-content: center;
        }
        .resource-card .thumb img { width: 100%; height: 100%; object-fit: cover; }
        .resource-card .thumb .quality-badge {
            position: absolute; top: 10px; right: 10px;
            background: rgba(30, 29, 27, 0.8); color: #fff;
            padding: 3px 10px; border-radius: var(--radius-full); font-size: 12px;
        }
        .resource-card .thumb .fallback-icon { color: #b5b1ab; font-size: 36px; }
        .resource-card h4 { font-size: 16px; font-weight: 600; margin-bottom: 6px; line-height: 1.4; }
        .resource-card p { font-size: 13px; color: var(--color-muted); line-height: 1.6; }
        .resource-card .meta { font-size: 12px; color: #a5a09a; margin-top: 8px; display: flex; gap: 8px; align-items: center; }

        /* FAQ */
        .faq-item { border-bottom: 1px solid var(--color-line); padding: 20px 0; }
        .faq-item:first-child { border-top: 1px solid var(--color-line); }
        .faq-question {
            display: flex; justify-content: space-between; align-items: center;
            font-size: 16px; font-weight: 600; cursor: pointer; user-select: none;
            transition: color var(--transition);
        }
        .faq-question:hover { color: var(--color-primary); }
        .faq-question .faq-icon { font-size: 18px; color: var(--color-primary); flex-shrink: 0; margin-left: 12px; transition: transform 0.2s; }
        .faq-answer {
            font-size: 15px; color: var(--color-muted); line-height: 1.8;
            max-height: 0; overflow: hidden; transition: max-height 0.3s ease, padding-top 0.3s ease;
        }
        .faq-item.open .faq-answer { max-height: 300px; padding-top: 12px; }
        .faq-item.open .faq-icon { transform: rotate(45deg); }

        /* Pricing */
        .pricing-card {
            background: var(--color-surface); border: 1px solid var(--color-line);
            border-radius: 16px; padding: 32px 28px; transition: all var(--transition);
        }
        .pricing-card:hover { box-shadow: var(--shadow-card-hover); transform: translateY(-4px); }
        .pricing-card.featured {
            border-color: var(--color-primary);
            box-shadow: 0 8px 24px rgba(158, 61, 47, 0.12);
        }
        .pricing-card .price-tag { font-size: 40px; font-weight: 800; color: var(--color-primary); line-height: 1.1; }
        .pricing-card.featured .price-tag { color: var(--color-gold); }
        .pricing-card h3 { font-size: 20px; font-weight: 700; margin-bottom: 8px; }
        .pricing-card ul { list-style: none; padding: 0; margin: 16px 0 24px; }
        .pricing-card ul li { font-size: 14px; color: var(--color-muted); padding: 4px 0; display: flex; align-items: center; gap: 8px; }
        .pricing-card ul li::before { content: '✓'; color: var(--color-secondary); font-weight: 700; }

        /* Timeline */
        .timeline-item { display: flex; gap: 16px; align-items: flex-start; padding: 16px 0; border-bottom: 1px solid var(--color-line); }
        .timeline-item:last-child { border-bottom: none; }
        .timeline-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--color-primary); flex-shrink: 0; margin-top: 8px; }
        .timeline-item h4 { font-size: 15px; font-weight: 600; }
        .timeline-item p { font-size: 13px; color: var(--color-muted); }

        /* Footer */
        footer {
            background: var(--color-dark); color: #b5b1ab;
            padding: 64px 0 24px; margin-top: 0;
        }
        footer h4 { color: #fff; font-size: 15px; font-weight: 600; margin-bottom: 16px; }
        footer .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: 40px; margin-bottom: 40px; }
        @media (max-width: 768px) { footer .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; } }
        @media (max-width: 520px) { footer .footer-grid { grid-template-columns: 1fr; } }
        footer .footer-brand { font-size: 20px; font-weight: 700; color: #fff; margin-bottom: 12px; display: flex; align-items: center; gap: 8px; }
        footer .footer-brand .logo-icon {
            width: 28px; height: 28px; border-radius: 6px;
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-gold) 100%);
            display: inline-flex; align-items: center; justify-content: center;
            color: #fff; font-size: 13px; font-weight: 700;
        }
        footer .footer-brand span { color: var(--color-gold); }
        footer a { color: #b5b1ab; font-size: 14px; display: block; margin-bottom: 8px; }
        footer a:hover { color: #fff; }
        footer .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.1); padding-top: 20px;
            font-size: 13px; text-align: center; color: #8a8783;
        }
        footer .footer-bottom a { display: inline; color: #8a8783; }

        /* Scroll track */
        .scroll-track {
            display: flex; gap: 16px; overflow-x: auto; padding: 16px 4px;
            scroll-snap-type: x mandatory;
        }
        .scroll-track .resource-card { min-width: 280px; scroll-snap-align: start; flex-shrink: 0; }

        /* Filter bar */
        .filter-bar {
            display: flex; gap: 10px; flex-wrap: wrap; align-items: center;
            background: #fff; border: 1px solid var(--color-line); border-radius: 10px;
            padding: 14px 18px; margin-bottom: 24px;
        }
        .filter-bar .filter-label { font-size: 13px; color: var(--color-muted); margin-right: 8px; }
        .filter-btn {
            padding: 6px 16px; border-radius: var(--radius-full); font-size: 13px;
            border: 1px solid var(--color-line); background: transparent; cursor: pointer;
            transition: all var(--transition); color: var(--color-muted);
        }
        .filter-btn:hover, .filter-btn.active { border-color: var(--color-primary); color: var(--color-primary); background: rgba(158, 61, 47, 0.06); }
        .filter-btn:focus { outline: 3px solid rgba(158, 61, 47, 0.15); outline-offset: 1px; }

        /* Forms */
        .form-input {
            width: 100%; height: 44px; border-radius: 8px;
            border: 1px solid var(--color-line); padding: 0 14px;
            font-size: 14px; transition: border-color var(--transition), box-shadow var(--transition);
        }
        .form-input:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 3px rgba(158, 61, 47, 0.15); }
        .form-textarea {
            width: 100%; border-radius: 8px; border: 1px solid var(--color-line);
            padding: 12px 14px; font-size: 14px; min-height: 100px;
            transition: border-color var(--transition), box-shadow var(--transition);
        }
        .form-textarea:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 3px rgba(158, 61, 47, 0.15); }

        /* Utility tweaks for Tailwind integration */
        .inline-flex { display: inline-flex; }
        .items-center { align-items: center; }
        .gap-2 { gap: 8px; }
        .gap-3 { gap: 12px; }
        .gap-4 { gap: 16px; }
        .flex { display: flex; }
        .flex-wrap { flex-wrap: wrap; }
        .justify-between { justify-content: space-between; }
        .items-center { align-items: center; }
        .text-sm { font-size: 14px; }
        .font-semibold { font-weight: 600; }
        .mb-2 { margin-bottom: 8px; }
        .mb-3 { margin-bottom: 12px; }
        .mb-4 { margin-bottom: 16px; }
        .mb-6 { margin-bottom: 24px; }
        .mb-8 { margin-bottom: 32px; }
        .mt-2 { margin-top: 8px; }
        .mt-4 { margin-top: 16px; }
        .mt-6 { margin-top: 24px; }

        .backdrop-fallback {
            background-color: #e8e4dc;
            position: relative;
        }
        .backdrop-fallback::after {
            content: '\f144';
            font-family: 'Font Awesome 6 Free';
            font-weight: 400;
            position: absolute;
            top: 50%; left: 50%;
            transform: translate(-50%, -50%);
            font-size: 48px;
            color: #b5b1ab;
        }

/* roulang page: article */
:root {
            --color-bg: #F6F4EF;
            --color-surface: #FFFFFF;
            --color-ink: #1A1A1C;
            --color-muted: #6E6A63;
            --color-primary: #9E3D2F;
            --color-primary-hover: #B84A39;
            --color-secondary: #2F4A4C;
            --color-gold: #C79B5B;
            --color-line: #E5E0D6;
            --color-dark: #1E1D1B;
            --color-header-top: #1E2430;
            --radius-card: 14px;
            --radius-btn: 10px;
            --radius-full: 999px;
            --shadow-card: 0 2px 8px rgba(30, 29, 27, 0.06);
            --shadow-card-hover: 0 12px 28px rgba(30, 29, 27, 0.12);
            --transition: 180ms ease;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', 'Helvetica Neue', Arial, sans-serif;
            background-color: var(--color-bg);
            color: var(--color-ink);
            line-height: 1.8;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            margin: 0;
        }
        * {
            box-sizing: border-box;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--color-primary);
        }
        img {
            max-width: 100%;
            display: block;
        }
        button, input, textarea {
            font-family: inherit;
        }
        h1, h2, h3, h4, h5, h6 {
            margin: 0;
            line-height: 1.35;
        }
        p {
            margin: 0;
        }
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 32px;
        }
        @media (max-width: 640px) {
            .container {
                padding: 0 20px;
            }
        }

        /* Header Top */
        .header-top {
            background-color: var(--color-header-top);
            color: #c8cdd5;
            font-size: 13px;
            line-height: 1.4;
            padding: 8px 0;
        }
        .header-top .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .header-top a {
            color: #c8cdd5;
        }
        .header-top a:hover {
            color: #fff;
        }
        .header-top .top-left {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .header-top .top-left .dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--color-gold);
            display: inline-block;
        }
        .header-top .top-left .top-text {
            font-weight: 500;
        }
        .header-top .top-right {
            display: flex;
            gap: 20px;
        }
        @media (max-width: 640px) {
            .header-top .top-right {
                gap: 12px;
                font-size: 12px;
            }
            .header-top .top-left .top-text {
                display: none;
            }
        }

        /* Main Nav */
        .main-nav {
            background: #fff;
            border-bottom: 1px solid var(--color-line);
            position: sticky;
            top: 0;
            z-index: 100;
        }
        .main-nav .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 68px;
        }
        .nav-logo {
            font-size: 20px;
            font-weight: 700;
            color: var(--color-ink);
            letter-spacing: -0.01em;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-logo .logo-icon {
            width: 34px;
            height: 34px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-gold) 100%);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            flex-shrink: 0;
        }
        .nav-logo span {
            color: var(--color-primary);
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 28px;
        }
        .nav-menu a {
            font-size: 15px;
            color: var(--color-ink);
            position: relative;
            padding: 4px 2px;
            white-space: nowrap;
        }
        .nav-menu a.active {
            color: var(--color-primary);
            font-weight: 600;
        }
        .nav-menu a.active::after {
            content: '';
            position: absolute;
            bottom: -4px;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--color-primary);
            border-radius: 2px;
        }
        .nav-menu a:hover {
            color: var(--color-primary);
        }
        .nav-cta {
            background: var(--color-primary);
            color: #fff !important;
            padding: 10px 20px;
            border-radius: var(--radius-btn);
            font-size: 14px;
            font-weight: 600;
            transition: background var(--transition);
        }
        .nav-cta:hover {
            background: var(--color-primary-hover);
            color: #fff !important;
        }
        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            font-size: 22px;
            color: var(--color-ink);
            cursor: pointer;
        }
        .mobile-menu {
            display: none;
            background: #fff;
            border-bottom: 1px solid var(--color-line);
            flex-direction: column;
            padding: 12px 0;
        }
        .mobile-menu.open {
            display: flex;
        }
        .mobile-menu a {
            padding: 12px 32px;
            font-size: 15px;
            border-bottom: 1px solid var(--color-bg);
            white-space: nowrap;
        }
        .mobile-menu a:last-child {
            border-bottom: none;
        }
        .mobile-menu a.active {
            color: var(--color-primary);
            font-weight: 600;
        }
        @media (max-width: 1024px) {
            .nav-menu {
                gap: 18px;
            }
            .nav-menu a {
                font-size: 14px;
            }
        }
        @media (max-width: 768px) {
            .nav-menu {
                display: none;
            }
            .nav-cta.desktop {
                display: none;
            }
            .mobile-menu-btn {
                display: block;
            }
            .main-nav .container {
                height: 60px;
            }
            .nav-logo {
                font-size: 17px;
            }
            .nav-logo .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 14px;
            }
        }
        @media (min-width: 769px) {
            .mobile-menu-btn {
                display: none;
            }
            .mobile-menu {
                display: none !important;
            }
        }

        /* Buttons */
        .btn-primary {
            display: inline-block;
            background: var(--color-primary);
            color: #fff;
            padding: 12px 28px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 600;
            transition: background var(--transition), transform var(--transition);
            border: none;
            cursor: pointer;
            text-align: center;
        }
        .btn-primary:hover {
            background: var(--color-primary-hover);
            color: #fff;
            transform: translateY(-1px);
        }
        .btn-primary:focus {
            outline: 3px solid rgba(158, 61, 47, 0.2);
            outline-offset: 2px;
        }
        .btn-outline {
            display: inline-block;
            background: transparent;
            color: var(--color-ink);
            padding: 12px 28px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 600;
            border: 1px solid var(--color-line);
            transition: border-color var(--transition), color var(--transition);
            cursor: pointer;
            text-align: center;
        }
        .btn-outline:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
        }
        .btn-outline:focus {
            outline: 3px solid rgba(158, 61, 47, 0.15);
            outline-offset: 2px;
        }
        .btn-white-outline {
            display: inline-block;
            background: transparent;
            color: #fff;
            padding: 12px 28px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 600;
            border: 1px solid rgba(255, 255, 255, 0.35);
            transition: border-color var(--transition), color var(--transition), background var(--transition);
            cursor: pointer;
            text-align: center;
        }
        .btn-white-outline:hover {
            border-color: #fff;
            color: #fff;
            background: rgba(255, 255, 255, 0.08);
        }

        /* Article Breadcrumb */
        .article-breadcrumb {
            background: var(--color-bg);
            padding: 28px 0 0;
        }
        .breadcrumb-bar {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--color-muted);
            padding-bottom: 16px;
            border-bottom: 1px solid var(--color-line);
        }
        .breadcrumb-bar a {
            color: var(--color-muted);
            transition: color var(--transition);
        }
        .breadcrumb-bar a:hover {
            color: var(--color-primary);
        }
        .breadcrumb-bar .sep {
            color: var(--color-line);
            font-size: 12px;
        }
        .breadcrumb-bar .current {
            color: var(--color-ink);
            font-weight: 500;
            max-width: 360px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }
        .breadcrumb-bar .crumb-tag {
            display: inline-block;
            background: var(--color-surface);
            border: 1px solid var(--color-line);
            color: var(--color-primary);
            padding: 2px 10px;
            border-radius: var(--radius-full);
            font-size: 12px;
            font-weight: 500;
        }

        /* Article Header */
        .article-header-section {
            background: var(--color-bg);
            padding: 32px 0 20px;
        }
        .article-header-inner {
            background: var(--color-surface);
            border-radius: var(--radius-card);
            padding: 36px 40px;
            border: 1px solid var(--color-line);
            box-shadow: var(--shadow-card);
        }
        .article-header-inner h1 {
            font-size: 34px;
            line-height: 1.3;
            font-weight: 800;
            letter-spacing: -0.01em;
            color: var(--color-ink);
            margin-bottom: 16px;
        }
        .article-meta-row {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 16px;
            font-size: 14px;
            color: var(--color-muted);
            padding-top: 16px;
            border-top: 1px solid var(--color-line);
        }
        .article-meta-row .meta-item {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .article-meta-row .meta-item i {
            color: var(--color-gold);
            font-size: 14px;
        }
        .article-meta-row .meta-tag {
            background: var(--color-bg);
            border: 1px solid var(--color-line);
            color: var(--color-primary);
            padding: 2px 12px;
            border-radius: var(--radius-full);
            font-size: 12px;
            font-weight: 500;
        }
        .article-meta-row .meta-views {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--color-muted);
            font-size: 13px;
        }
        @media (max-width: 768px) {
            .article-header-inner {
                padding: 24px 22px;
            }
            .article-header-inner h1 {
                font-size: 24px;
                line-height: 1.4;
            }
            .article-meta-row {
                gap: 10px;
                font-size: 12px;
            }
            .article-meta-row .meta-item {
                gap: 4px;
            }
        }

        /* Article Content */
        .article-content-section {
            background: var(--color-bg);
            padding: 28px 0 48px;
        }
        .article-content-wrapper {
            background: var(--color-surface);
            border-radius: var(--radius-card);
            padding: 40px 48px;
            border: 1px solid var(--color-line);
            box-shadow: var(--shadow-card);
        }
        .article-content {
            font-size: 16px;
            line-height: 2;
            color: var(--color-ink);
        }
        .article-content p {
            margin-bottom: 1.5em;
        }
        .article-content h2 {
            font-size: 24px;
            font-weight: 700;
            color: var(--color-ink);
            margin-top: 2em;
            margin-bottom: 0.9em;
            padding-bottom: 8px;
            border-bottom: 2px solid var(--color-line);
        }
        .article-content h3 {
            font-size: 19px;
            font-weight: 600;
            color: var(--color-ink);
            margin-top: 1.6em;
            margin-bottom: 0.7em;
        }
        .article-content blockquote {
            border-left: 3px solid var(--color-gold);
            background: #FAF7F2;
            padding: 16px 20px;
            margin: 1.8em 0;
            border-radius: 0 10px 10px 0;
            color: var(--color-muted);
            font-size: 15px;
            line-height: 1.8;
        }
        .article-content ul, .article-content ol {
            padding-left: 1.6em;
            margin-bottom: 1.5em;
        }
        .article-content ul li, .article-content ol li {
            margin-bottom: 0.5em;
            position: relative;
        }
        .article-content ul li::before {
            content: '';
            position: absolute;
            left: -1.2em;
            top: 0.75em;
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--color-primary);
        }
        .article-content img {
            max-width: 100%;
            height: auto;
            border-radius: var(--radius-card);
            margin: 1.8em 0;
            box-shadow: var(--shadow-card);
        }
        .article-content code {
            display: block;
            background: #1E1D1B;
            color: #E8E4DD;
            padding: 16px 20px;
            border-radius: 8px;
            font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
            font-size: 14px;
            line-height: 1.7;
            margin: 1.5em 0;
            overflow-x: auto;
        }
        .article-content a {
            color: var(--color-primary);
            text-decoration: underline;
            text-underline-offset: 3px;
        }
        .article-content a:hover {
            color: var(--color-primary-hover);
        }
        .article-content .article-cover-placeholder {
            background: #E9E4DA;
            border-radius: var(--radius-card);
            padding: 32px;
            text-align: center;
            color: var(--color-muted);
            font-size: 14px;
            margin: 1.5em 0;
            border: 1px dashed var(--color-line);
        }
        .article-content .article-cover-placeholder i {
            font-size: 40px;
            color: var(--color-gold);
            margin-bottom: 12px;
            display: block;
        }
        .article-not-found {
            text-align: center;
            padding: 60px 20px;
        }
        .article-not-found i {
            font-size: 48px;
            color: var(--color-muted);
            margin-bottom: 16px;
        }
        .article-not-found h2 {
            font-size: 22px;
            font-weight: 700;
            color: var(--color-ink);
            margin-bottom: 8px;
        }
        .article-not-found p {
            color: var(--color-muted);
            font-size: 15px;
            margin-bottom: 20px;
        }
        @media (max-width: 768px) {
            .article-content-wrapper {
                padding: 24px 22px;
            }
            .article-content {
                font-size: 15px;
                line-height: 1.9;
            }
            .article-content h2 {
                font-size: 20px;
            }
            .article-content h3 {
                font-size: 17px;
            }
        }

        /* Article Highlights */
        .article-highlights-section {
            background: var(--color-bg);
            padding: 0 0 48px;
        }
        .highlights-card {
            background: var(--color-dark);
            border-radius: var(--radius-card);
            padding: 32px 36px;
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.08);
        }
        .highlights-card .hl-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--color-gold);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .highlights-card ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px 24px;
        }
        .highlights-card ul li {
            font-size: 14px;
            color: #D5D0C8;
            display: flex;
            align-items: center;
            gap: 8px;
            line-height: 1.6;
        }
        .highlights-card ul li i {
            color: var(--color-gold);
            font-size: 12px;
            flex-shrink: 0;
        }
        @media (max-width: 640px) {
            .highlights-card {
                padding: 24px 20px;
            }
            .highlights-card ul {
                grid-template-columns: 1fr;
            }
        }

        /* Related Articles */
        .related-articles-section {
            background: #EFECE4;
            padding: 48px 0 56px;
            border-top: 1px solid var(--color-line);
            border-bottom: 1px solid var(--color-line);
        }
        .related-articles-section .section-title {
            text-align: center;
            margin-bottom: 32px;
        }
        .related-articles-section .section-title h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-ink);
            letter-spacing: -0.01em;
        }
        .related-articles-section .section-title h2 span {
            color: var(--color-primary);
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .related-card {
            background: var(--color-surface);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-line);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
            display: flex;
            flex-direction: column;
        }
        .related-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            border-color: var(--color-primary);
        }
        .related-card .related-thumb {
            aspect-ratio: 16/9;
            background: #E9E4DA;
            position: relative;
            overflow: hidden;
        }
        .related-card .related-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition);
        }
        .related-card:hover .related-thumb img {
            transform: scale(1.03);
        }
        .related-card .related-body {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .related-card .related-body h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-ink);
            line-height: 1.45;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-card .related-body .related-meta {
            font-size: 13px;
            color: var(--color-muted);
            display: flex;
            gap: 12px;
            align-items: center;
            margin-top: auto;
        }
        .related-card .related-body .related-meta i {
            color: var(--color-gold);
            font-size: 12px;
        }
        .related-card .related-body .related-meta .related-tag {
            background: var(--color-bg);
            border: 1px solid var(--color-line);
            color: var(--color-primary);
            padding: 2px 10px;
            border-radius: var(--radius-full);
            font-size: 11px;
            font-weight: 500;
        }
        .related-empty {
            text-align: center;
            padding: 48px 20px;
            color: var(--color-muted);
            font-size: 15px;
            background: var(--color-surface);
            border-radius: var(--radius-card);
            border: 1px dashed var(--color-line);
            grid-column: 1 / -1;
        }
        .related-empty i {
            font-size: 36px;
            color: var(--color-gold);
            margin-bottom: 12px;
            display: block;
        }
        @media (max-width: 768px) {
            .related-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
        }
        @media (max-width: 520px) {
            .related-grid {
                grid-template-columns: 1fr;
            }
            .related-articles-section .section-title h2 {
                font-size: 22px;
            }
        }

        /* Article CTA */
        .article-cta-section {
            background: var(--color-bg);
            padding: 56px 0 64px;
        }
        .article-cta-box {
            background: linear-gradient(135deg, #1E1D1B 0%, #2A2622 60%, #3A2A24 100%);
            border-radius: var(--radius-card);
            padding: 48px 52px;
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
            border: 1px solid rgba(255, 255, 255, 0.08);
        }
        .article-cta-box .cta-text {
            flex: 1;
            min-width: 260px;
        }
        .article-cta-box .cta-text h2 {
            font-size: 26px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
            letter-spacing: -0.01em;
        }
        .article-cta-box .cta-text h2 span {
            color: var(--color-gold);
        }
        .article-cta-box .cta-text p {
            font-size: 15px;
            color: #D5D0C8;
            line-height: 1.7;
        }
        .article-cta-box .cta-actions {
            display: flex;
            gap: 12px;
            flex-shrink: 0;
            flex-wrap: wrap;
        }
        @media (max-width: 768px) {
            .article-cta-box {
                padding: 32px 24px;
                flex-direction: column;
                text-align: center;
            }
            .article-cta-box .cta-actions {
                justify-content: center;
            }
            .article-cta-box .cta-text h2 {
                font-size: 21px;
            }
        }
        @media (max-width: 520px) {
            .article-cta-section {
                padding: 40px 0 48px;
            }
        }

        /* Footer */
        footer {
            background: var(--color-dark);
            color: #B8B2A8;
            padding: 56px 0 0;
        }
        footer .container {
            padding-bottom: 32px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.3fr;
            gap: 32px;
        }
        .footer-brand {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-brand .logo-icon {
            width: 30px;
            height: 30px;
            border-radius: 6px;
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-gold) 100%);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 14px;
            font-weight: 700;
            flex-shrink: 0;
        }
        .footer-brand span {
            color: var(--color-gold);
        }
        .footer-grid h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-grid a {
            display: block;
            font-size: 14px;
            color: #B8B2A8;
            margin-bottom: 10px;
            transition: color var(--transition);
        }
        .footer-grid a:hover {
            color: #fff;
        }
        .footer-grid p {
            font-size: 14px;
            line-height: 1.7;
            color: #B8B2A8;
        }
        .form-input {
            height: 44px;
            border-radius: 8px;
            border: 1px solid var(--color-line);
            padding: 0 14px;
            font-size: 14px;
            transition: border-color var(--transition), box-shadow var(--transition);
            background: #fff;
            color: var(--color-ink);
            outline: none;
            width: 100%;
        }
        .form-input:focus {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(158, 61, 47, 0.15);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 20px 0;
            text-align: center;
            font-size: 13px;
            color: #8A857C;
            background: #1A1917;
        }
        .footer-bottom a {
            color: #B8B2A8;
            text-decoration: underline;
            text-underline-offset: 3px;
        }
        .footer-bottom a:hover {
            color: #fff;
        }
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 640px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            footer {
                padding: 40px 0 0;
            }
        }

        /* Responsive tweaks for article page */
        @media (max-width: 640px) {
            .article-header-inner h1 {
                font-size: 22px;
            }
            .article-content-wrapper {
                padding: 20px 16px;
            }
            .article-content {
                font-size: 14px;
            }
            .article-content h2 {
                font-size: 18px;
            }
            .article-cta-box .cta-text h2 {
                font-size: 19px;
            }
        }

/* roulang page: category1 */
:root {
            --color-bg: #F6F4EF;
            --color-surface: #FFFFFF;
            --color-ink: #1A1A1C;
            --color-muted: #6E6A63;
            --color-primary: #9E3D2F;
            --color-primary-hover: #B84A39;
            --color-secondary: #2F4A4C;
            --color-gold: #C79B5B;
            --color-line: #E5E0D6;
            --color-dark: #1E1D1B;
            --color-header-top: #1E2430;
            --radius-card: 14px;
            --radius-btn: 10px;
            --radius-full: 999px;
            --shadow-card: 0 2px 8px rgba(30, 29, 27, 0.06);
            --shadow-card-hover: 0 12px 28px rgba(30, 29, 27, 0.12);
            --transition: 180ms ease;
        }
        html { scroll-behavior: smooth; }
        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', 'Helvetica Neue', Arial, sans-serif;
            background-color: var(--color-bg);
            color: var(--color-ink);
            line-height: 1.8;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }
        a { color: inherit; text-decoration: none; transition: color var(--transition); }
        a:hover { color: var(--color-primary); }
        img { max-width: 100%; display: block; }
        button, input { font-family: inherit; }
        .container { max-width: 1280px; margin: 0 auto; padding: 0 32px; }
        @media (max-width: 640px) { .container { padding: 0 20px; } }

        /* Header Top */
        .header-top {
            background-color: var(--color-header-top);
            color: #c8cdd5;
            font-size: 13px;
            line-height: 1.4;
            padding: 8px 0;
        }
        .header-top .container { display: flex; justify-content: space-between; align-items: center; }
        .header-top a { color: #c8cdd5; }
        .header-top a:hover { color: #fff; }
        .header-top .top-left { display: flex; align-items: center; gap: 8px; }
        .header-top .top-left .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--color-gold); display: inline-block; }
        .header-top .top-right { display: flex; gap: 20px; }
        @media (max-width: 640px) {
            .header-top .top-right { gap: 12px; font-size: 12px; }
            .header-top .top-left .top-text { display: none; }
        }

        /* Main Nav */
        .main-nav {
            background: #fff;
            border-bottom: 1px solid var(--color-line);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 1px 4px rgba(30,29,27,0.04);
        }
        .main-nav .container { display: flex; justify-content: space-between; align-items: center; height: 68px; }
        .nav-logo { font-size: 20px; font-weight: 700; color: var(--color-ink); letter-spacing: -0.01em; display: flex; align-items: center; gap: 8px; }
        .nav-logo .logo-icon {
            width: 34px; height: 34px; border-radius: 8px;
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-gold) 100%);
            display: inline-flex; align-items: center; justify-content: center;
            color: #fff; font-size: 16px; font-weight: 700;
        }
        .nav-logo span { color: var(--color-primary); }
        .nav-menu { display: flex; align-items: center; gap: 28px; }
        .nav-menu a { font-size: 15px; color: var(--color-ink); position: relative; padding: 4px 2px; transition: color var(--transition); }
        .nav-menu a.active { color: var(--color-primary); font-weight: 600; }
        .nav-menu a.active::after {
            content: ''; position: absolute; bottom: -4px; left: 0; right: 0;
            height: 2px; background: var(--color-primary); border-radius: 2px;
        }
        .nav-menu a:hover { color: var(--color-primary); }
        .nav-cta {
            background: var(--color-primary); color: #fff !important;
            padding: 10px 20px; border-radius: var(--radius-btn);
            font-size: 14px; font-weight: 600; transition: background var(--transition);
        }
        .nav-cta:hover { background: var(--color-primary-hover); color: #fff !important; }
        .mobile-menu-btn { display: none; background: none; border: none; font-size: 22px; color: var(--color-ink); cursor: pointer; }
        @media (max-width: 1024px) {
            .nav-menu { display: none; }
            .mobile-menu-btn { display: block; }
            .nav-cta.desktop { display: none; }
            .main-nav .container { height: 60px; }
        }
        .mobile-menu {
            display: none; background: #fff; border-bottom: 1px solid var(--color-line);
            flex-direction: column; padding: 12px 0;
        }
        .mobile-menu.open { display: flex; }
        .mobile-menu a { padding: 12px 32px; font-size: 15px; border-bottom: 1px solid var(--color-bg); transition: color var(--transition); }
        .mobile-menu a:last-child { border-bottom: none; }
        .mobile-menu a.active { color: var(--color-primary); font-weight: 600; }
        .mobile-menu a:hover { color: var(--color-primary); }

        /* Buttons */
        .btn-primary {
            display: inline-block; background: var(--color-primary); color: #fff;
            padding: 12px 28px; border-radius: var(--radius-btn);
            font-size: 15px; font-weight: 600; transition: background var(--transition), transform var(--transition);
            border: none; cursor: pointer;
        }
        .btn-primary:hover { background: var(--color-primary-hover); color: #fff; transform: translateY(-1px); }
        .btn-primary:focus { outline: 3px solid rgba(158, 61, 47, 0.2); outline-offset: 2px; }
        .btn-outline {
            display: inline-block; background: transparent; color: var(--color-ink);
            padding: 12px 28px; border-radius: var(--radius-btn);
            font-size: 15px; font-weight: 600; border: 1px solid var(--color-line);
            transition: border-color var(--transition), color var(--transition);
            cursor: pointer;
        }
        .btn-outline:hover { border-color: var(--color-primary); color: var(--color-primary); }
        .btn-outline:focus { outline: 3px solid rgba(158, 61, 47, 0.15); outline-offset: 2px; }
        .btn-outline-light {
            display: inline-block; background: transparent; color: #fff;
            padding: 12px 28px; border-radius: var(--radius-btn);
            font-size: 15px; font-weight: 600; border: 1px solid rgba(255,255,255,0.4);
            transition: border-color var(--transition), color var(--transition), background var(--transition);
            cursor: pointer;
        }
        .btn-outline-light:hover { border-color: #fff; color: #fff; background: rgba(255,255,255,0.08); }
        .btn-outline-light:focus { outline: 3px solid rgba(255,255,255,0.2); outline-offset: 2px; }

        /* General Section */
        section { padding: 80px 0; }
        @media (max-width: 640px) { section { padding: 56px 0; } }
        .section-header { margin-bottom: 40px; }
        .section-tag {
            display: inline-block; font-size: 13px; font-weight: 600;
            color: var(--color-primary); letter-spacing: 0.08em;
            margin-bottom: 10px;
        }
        .section-title {
            font-size: 32px; line-height: 1.25; font-weight: 700;
            letter-spacing: -0.01em; color: var(--color-ink);
        }
        @media (max-width: 640px) { .section-title { font-size: 24px; } }
        .section-sub {
            font-size: 16px; color: var(--color-muted); margin-top: 12px; max-width: 720px;
        }

        /* Category Hero / H1 Area */
        .category-hero {
            background: linear-gradient(135deg, #1E1D1B 0%, #2A2622 60%, #3A2A24 100%);
            color: #fff;
            padding: 56px 0 48px;
            position: relative;
            overflow: hidden;
        }
        .category-hero::before {
            content: ''; position: absolute; top: -120px; right: -80px;
            width: 420px; height: 420px; border-radius: 50%;
            background: radial-gradient(circle, rgba(158,61,47,0.18) 0%, transparent 70%);
            pointer-events: none;
        }
        .category-hero .container { position: relative; z-index: 2; }
        .breadcrumb {
            display: flex; align-items: center; gap: 10px;
            font-size: 14px; color: rgba(255,255,255,0.65); margin-bottom: 20px;
        }
        .breadcrumb a { color: rgba(255,255,255,0.7); transition: color var(--transition); }
        .breadcrumb a:hover { color: #fff; }
        .breadcrumb .sep { color: rgba(255,255,255,0.4); }
        .breadcrumb .current { color: var(--color-gold); }
        .category-hero h1 {
            font-size: 40px; line-height: 1.2; font-weight: 800;
            letter-spacing: -0.015em; margin-bottom: 14px; max-width: 820px;
        }
        @media (max-width: 640px) { .category-hero h1 { font-size: 26px; } }
        .category-hero .hero-sub {
            font-size: 16px; color: rgba(255,255,255,0.78);
            max-width: 640px; line-height: 1.7;
        }

        /* Section Background Alternation */
        .bg-surface { background: var(--color-surface); }
        .bg-bg { background: var(--color-bg); }
        .bg-dark-section { background: var(--color-dark); color: #fff; }

        /* Category Explain Card */
        .explain-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
        @media (max-width: 768px) { .explain-grid { grid-template-columns: 1fr; } }
        .explain-card {
            background: var(--color-surface); border: 1px solid var(--color-line);
            border-radius: var(--radius-card); padding: 24px;
            box-shadow: var(--shadow-card);
            transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
        }
        .explain-card:hover { box-shadow: var(--shadow-card-hover); transform: translateY(-3px); border-color: var(--color-primary); }
        .explain-card .icon-wrap {
            width: 42px; height: 42px; border-radius: 10px;
            background: rgba(158,61,47,0.1); color: var(--color-primary);
            display: flex; align-items: center; justify-content: center;
            font-size: 18px; margin-bottom: 14px;
        }
        .explain-card h3 { font-size: 17px; font-weight: 600; margin-bottom: 8px; color: var(--color-ink); }
        .explain-card p { font-size: 14px; color: var(--color-muted); line-height: 1.7; }

        /* Filter Toolbar */
        .filter-toolbar {
            background: var(--color-surface); border: 1px solid var(--color-line);
            border-radius: var(--radius-card); padding: 16px 20px;
            display: flex; flex-wrap: wrap; align-items: center; gap: 16px;
            box-shadow: var(--shadow-card);
            margin-bottom: 28px;
        }
        .filter-group { display: flex; align-items: center; gap: 8px; }
        .filter-label { font-size: 14px; color: var(--color-muted); font-weight: 500; white-space: nowrap; }
        .filter-btn {
            padding: 6px 16px; border-radius: var(--radius-full);
            font-size: 13px; font-weight: 500; cursor: pointer;
            border: 1px solid var(--color-line); background: var(--color-bg);
            color: var(--color-ink); transition: all var(--transition);
        }
        .filter-btn:hover { border-color: var(--color-primary); color: var(--color-primary); }
        .filter-btn.active {
            background: var(--color-primary); color: #fff; border-color: var(--color-primary);
        }
        .filter-select {
            padding: 6px 12px; border-radius: 8px; font-size: 13px;
            border: 1px solid var(--color-line); background: var(--color-bg);
            color: var(--color-ink); cursor: pointer;
            transition: border-color var(--transition);
        }
        .filter-select:focus { outline: 2px solid rgba(158,61,47,0.2); border-color: var(--color-primary); }

        /* Resource Card Grid */
        .resource-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
        @media (max-width: 1024px) { .resource-grid { grid-template-columns: repeat(2, 1fr); } }
        @media (max-width: 640px) { .resource-grid { grid-template-columns: 1fr; } }
        .resource-card {
            background: var(--color-surface); border: 1px solid var(--color-line);
            border-radius: var(--radius-card); overflow: hidden;
            box-shadow: var(--shadow-card); transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
            cursor: pointer;
        }
        .resource-card:hover { box-shadow: var(--shadow-card-hover); transform: translateY(-4px); border-color: var(--color-primary); }
        .resource-card .card-img-wrap { position: relative; aspect-ratio: 16/9; overflow: hidden; background: #E8E4DC; }
        .resource-card .card-img-wrap img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--transition); }
        .resource-card:hover .card-img-wrap img { transform: scale(1.03); }
        .card-img-wrap .quality-badge {
            position: absolute; top: 10px; left: 10px;
            background: rgba(30,29,27,0.75); color: #fff;
            padding: 4px 10px; border-radius: var(--radius-full);
            font-size: 11px; font-weight: 600; letter-spacing: 0.04em;
            backdrop-filter: blur(4px);
        }
        .resource-card .card-body { padding: 16px 18px 18px; }
        .resource-card .card-body h3 {
            font-size: 16px; font-weight: 600; line-height: 1.4;
            color: var(--color-ink); margin-bottom: 6px;
            display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden;
        }
        .resource-card .card-body .card-summary {
            font-size: 14px; color: var(--color-muted); line-height: 1.6;
            display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
            margin-bottom: 12px;
        }
        .resource-card .card-meta {
            display: flex; align-items: center; justify-content: space-between;
            font-size: 12px; color: var(--color-muted);
        }
        .resource-card .card-meta .meta-tag {
            background: rgba(47,74,76,0.1); color: var(--color-secondary);
            padding: 2px 10px; border-radius: var(--radius-full);
            font-weight: 500;
        }

        /* Hot Recommendation - Horizontal Scroll */
        .hot-scroll-wrap { position: relative; overflow: hidden; margin: 0 -4px; }
        .hot-scroll {
            display: flex; gap: 16px; overflow-x: auto; padding: 4px;
            scroll-snap-type: x mandatory; -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
        }
        .hot-scroll::-webkit-scrollbar { display: none; }
        .hot-card {
            flex: 0 0 280px; scroll-snap-align: start;
            background: var(--color-surface); border: 1px solid var(--color-line);
            border-radius: var(--radius-card); overflow: hidden;
            box-shadow: var(--shadow-card); transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
        }
        .hot-card:hover { box-shadow: var(--shadow-card-hover); transform: translateY(-3px); border-color: var(--color-primary); }
        .hot-card .hot-img { aspect-ratio: 16/9; overflow: hidden; background: #E8E4DC; position: relative; }
        .hot-card .hot-img img { width: 100%; height: 100%; object-fit: cover; }
        .hot-card .hot-rank {
            position: absolute; bottom: 10px; left: 10px;
            background: var(--color-primary); color: #fff;
            width: 28px; height: 28px; border-radius: 50%;
            display: flex; align-items: center; justify-content: center;
            font-size: 13px; font-weight: 700;
        }
        .hot-card .hot-body { padding: 14px 16px; }
        .hot-card .hot-body h4 {
            font-size: 15px; font-weight: 600; line-height: 1.4;
            color: var(--color-ink); display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden;
        }
        .hot-card .hot-body .hot-summary {
            font-size: 13px; color: var(--color-muted); margin-top: 4px;
            display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
        }

        /* News List */
        .news-list { display: flex; flex-direction: column; gap: 14px; }
        .news-item {
            display: flex; align-items: center; gap: 16px;
            background: var(--color-surface); border: 1px solid var(--color-line);
            border-radius: var(--radius-card); padding: 16px 20px;
            box-shadow: var(--shadow-card); transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
        }
        .news-item:hover { box-shadow: var(--shadow-card-hover); transform: translateY(-2px); border-color: var(--color-primary); }
        .news-item .news-info { flex: 1; min-width: 0; }
        .news-item .news-info h4 {
            font-size: 15px; font-weight: 600; color: var(--color-ink);
            display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden;
        }
        .news-item .news-info p {
            font-size: 13px; color: var(--color-muted); margin-top: 2px;
            display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
        }
        .news-item .news-meta {
            font-size: 12px; color: var(--color-muted); margin-top: 6px;
            display: flex; align-items: center; gap: 10px;
        }
        .news-item .news-meta .news-tag {
            background: rgba(158,61,47,0.08); color: var(--color-primary);
            padding: 2px 8px; border-radius: var(--radius-full); font-weight: 500;
        }
        .news-item .news-arrow {
            color: var(--color-muted); font-size: 16px; flex-shrink: 0;
            transition: color var(--transition), transform var(--transition);
        }
        .news-item:hover .news-arrow { color: var(--color-primary); transform: translateX(4px); }
        .empty-state {
            background: var(--color-surface); border: 1px dashed var(--color-line);
            border-radius: var(--radius-card); padding: 40px 20px; text-align: center;
            color: var(--color-muted); font-size: 14px;
        }

        /* Subscribe Section */
        .subscribe-box {
            background: var(--color-surface); border: 1px solid var(--color-line);
            border-radius: var(--radius-card); padding: 32px;
            box-shadow: var(--shadow-card);
            display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 20px;
        }
        .subscribe-box .sub-info { flex: 1; min-width: 260px; }
        .subscribe-box .sub-info h3 { font-size: 20px; font-weight: 700; margin-bottom: 6px; }
        .subscribe-box .sub-info p { font-size: 14px; color: var(--color-muted); }
        .subscribe-box .sub-form { display: flex; gap: 10px; flex-wrap: wrap; }
        .subscribe-box .sub-form input {
            min-width: 260px; height: 44px; padding: 0 16px;
            border-radius: 8px; border: 1px solid var(--color-line);
            font-size: 14px; color: var(--color-ink); background: var(--color-bg);
            transition: border-color var(--transition), box-shadow var(--transition);
        }
        .subscribe-box .sub-form input:focus {
            outline: none; border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(158,61,47,0.12);
        }
        .subscribe-box .sub-form button { height: 44px; padding: 0 24px; }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, #1E1D1B 0%, #2A2622 60%, #3A2A24 100%);
            color: #fff; text-align: center;
        }
        .cta-section h2 {
            font-size: 28px; font-weight: 700; margin-bottom: 12px;
            letter-spacing: -0.01em;
        }
        .cta-section p {
            font-size: 15px; color: rgba(255,255,255,0.7); max-width: 560px; margin: 0 auto 28px;
        }
        .cta-section .cta-btns { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
        .cta-section .btn-primary { background: var(--color-primary); }
        .cta-section .btn-primary:hover { background: var(--color-primary-hover); }

        /* Footer */
        footer {
            background: var(--color-dark); color: rgba(255,255,255,0.75);
            padding: 56px 0 0; font-size: 14px;
        }
        footer a { color: rgba(255,255,255,0.7); transition: color var(--transition); }
        footer a:hover { color: #fff; }
        .footer-grid {
            display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: 32px;
            padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,0.08);
        }
        @media (max-width: 1024px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
        @media (max-width: 640px) { .footer-grid { grid-template-columns: 1fr; gap: 24px; } }
        .footer-brand { font-size: 18px; font-weight: 700; color: #fff; display: flex; align-items: center; gap: 8px; }
        .footer-brand .logo-icon {
            width: 32px; height: 32px; border-radius: 8px;
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-gold) 100%);
            display: inline-flex; align-items: center; justify-content: center;
            color: #fff; font-size: 15px; font-weight: 700;
        }
        .footer-brand span { color: var(--color-gold); }
        .footer-grid h4 { color: #fff; font-size: 15px; font-weight: 600; margin-bottom: 16px; }
        .footer-grid a { display: block; margin-bottom: 10px; }
        .form-input {
            width: 100%; height: 44px; padding: 0 14px;
            border-radius: 8px; border: 1px solid var(--color-line);
            font-size: 14px; color: var(--color-ink); background: var(--color-bg);
            transition: border-color var(--transition), box-shadow var(--transition);
        }
        .form-input:focus {
            outline: none; border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(158,61,47,0.12);
        }
        .footer-bottom {
            padding: 20px 0; border-top: 1px solid rgba(255,255,255,0.06);
            font-size: 13px; color: rgba(255,255,255,0.5);
            text-align: center;
        }
        .footer-bottom a { color: rgba(255,255,255,0.6); }
        .footer-bottom a:hover { color: #fff; }