/* roulang page: index */
:root {
            --brand-primary: #7B1E3C;
            --brand-primary-dark: #5A162E;
            --brand-secondary: #C8956C;
            --brand-secondary-light: #E5C9B0;
            --brand-dark: #1A0E14;
            --brand-darker: #120A0E;
            --brand-bg: #FAF5F0;
            --brand-bg-warm: #F7EDE4;
            --brand-text: #2B1B22;
            --brand-text-light: #6B5A60;
            --brand-muted: #8A7A80;
            --brand-border: #E8DCD2;
            --brand-card: #FFFFFF;
            --brand-gradient: linear-gradient(135deg, #7B1E3C 0%, #A8445C 45%, #C8956C 100%);
            --brand-gradient-soft: linear-gradient(135deg, rgba(123,30,60,0.08) 0%, rgba(168,68,92,0.06) 50%, rgba(200,149,108,0.08) 100%);
            --brand-shadow-sm: 0 2px 12px rgba(26,14,20,0.06);
            --brand-shadow-md: 0 6px 28px rgba(26,14,20,0.08);
            --brand-shadow-lg: 0 14px 48px rgba(26,14,20,0.12);
            --brand-radius-sm: 10px;
            --brand-radius-md: 16px;
            --brand-radius-lg: 24px;
            --brand-radius-xl: 32px;
            --brand-transition: all 0.25s ease;
            --brand-font: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

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

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

        a:hover,
        a:focus {
            color: var(--brand-primary-dark);
            text-decoration: none;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 3px solid var(--brand-secondary);
            outline-offset: 2px;
            border-radius: 4px;
        }

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

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

        /* Header / Nav */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1080;
            background: rgba(255,255,255,0.96);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--brand-border);
            box-shadow: 0 1px 12px rgba(26,14,20,0.04);
            transition: var(--brand-transition);
        }

        .site-header.scrolled {
            box-shadow: 0 6px 24px rgba(26,14,20,0.08);
        }

        .header-top-bar {
            background: var(--brand-dark);
            color: rgba(255,255,255,0.84);
            font-size: 0.8rem;
            padding: 6px 0;
            letter-spacing: 0.02em;
        }

        .header-top-bar .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
        }

        .header-top-bar .trend-tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            color: var(--brand-secondary-light);
            font-weight: 500;
        }

        .header-top-bar .trend-tag i {
            font-size: 0.9rem;
        }

        .header-main {
            padding: 10px 0;
            transition: var(--brand-transition);
        }

        .site-header.scrolled .header-main {
            padding: 6px 0;
        }

        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.4rem;
            color: var(--brand-primary);
            letter-spacing: -0.01em;
            white-space: nowrap;
        }

        .navbar-brand .brand-mark {
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: var(--brand-gradient);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.2rem;
            font-weight: 800;
            box-shadow: 0 4px 14px rgba(123,30,60,0.25);
            flex-shrink: 0;
        }

        .navbar-brand:hover,
        .navbar-brand:focus {
            color: var(--brand-primary-dark);
        }

        .navbar {
            padding: 0;
        }

        .navbar-nav {
            gap: 4px;
        }

        .navbar-nav .nav-link {
            color: var(--brand-text);
            font-weight: 500;
            font-size: 0.95rem;
            padding: 10px 16px !important;
            border-radius: 8px;
            transition: var(--brand-transition);
            position: relative;
        }

        .navbar-nav .nav-link:hover,
        .navbar-nav .nav-link:focus {
            color: var(--brand-primary);
            background: var(--brand-bg-warm);
        }

        .navbar-nav .nav-link.active {
            color: var(--brand-primary);
            background: var(--brand-gradient-soft);
            font-weight: 600;
        }

        .navbar-nav .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 16px;
            right: 16px;
            height: 2px;
            background: var(--brand-gradient);
            border-radius: 2px;
        }

        .header-search {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .header-search .form-control {
            border: 1px solid var(--brand-border);
            border-radius: 20px;
            padding: 8px 16px;
            font-size: 0.88rem;
            background: var(--brand-bg);
            color: var(--brand-text);
            min-width: 180px;
            transition: var(--brand-transition);
        }

        .header-search .form-control:focus {
            border-color: var(--brand-secondary);
            background: #fff;
            box-shadow: 0 0 0 4px rgba(200,149,108,0.15);
        }

        .header-search .btn-search {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            border: none;
            background: var(--brand-gradient);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: var(--brand-transition);
            flex-shrink: 0;
        }

        .header-search .btn-search:hover {
            transform: scale(1.05);
            box-shadow: 0 4px 14px rgba(123,30,60,0.3);
        }

        .navbar-toggler {
            border: none;
            padding: 8px;
            color: var(--brand-text);
            font-size: 1.5rem;
            transition: var(--brand-transition);
        }

        .navbar-toggler:focus {
            box-shadow: none;
            outline: 3px solid var(--brand-secondary);
            outline-offset: 2px;
            border-radius: 8px;
        }

        /* Hero */
        .hero-section {
            position: relative;
            padding: 76px 0 64px;
            background: var(--brand-gradient-soft);
            border-bottom: 1px solid var(--brand-border);
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: -120px;
            right: -120px;
            width: 380px;
            height: 380px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(200,149,108,0.12) 0%, transparent 70%);
            pointer-events: none;
        }

        .hero-section::after {
            content: '';
            position: absolute;
            bottom: -100px;
            left: -80px;
            width: 260px;
            height: 260px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(123,30,60,0.08) 0%, transparent 70%);
            pointer-events: none;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: #fff;
            border: 1px solid var(--brand-border);
            border-radius: 100px;
            padding: 6px 16px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--brand-primary);
            box-shadow: var(--brand-shadow-sm);
            margin-bottom: 20px;
        }

        .hero-badge .status-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #2E8B57;
            animation: pulse-dot 2s infinite;
        }

        @keyframes pulse-dot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.5; transform: scale(1.3); }
        }

        .hero-title {
            font-size: clamp(2rem, 4.5vw, 3.2rem);
            font-weight: 800;
            color: var(--brand-dark);
            line-height: 1.25;
            letter-spacing: -0.02em;
            margin-bottom: 20px;
        }

        .hero-title .highlight {
            background: var(--brand-gradient);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            color: transparent;
        }

        .hero-description {
            font-size: 1.05rem;
            color: var(--brand-text-light);
            max-width: 680px;
            margin-bottom: 28px;
            line-height: 1.85;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 36px;
        }

        .btn-brand-primary {
            background: var(--brand-gradient);
            border: none;
            color: #fff;
            font-weight: 600;
            padding: 14px 28px;
            border-radius: 12px;
            font-size: 1rem;
            transition: var(--brand-transition);
            box-shadow: 0 6px 20px rgba(123,30,60,0.25);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-brand-primary:hover,
        .btn-brand-primary:focus {
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(123,30,60,0.35);
        }

        .btn-brand-outline {
            background: #fff;
            border: 1px solid var(--brand-border);
            color: var(--brand-text);
            font-weight: 500;
            padding: 14px 24px;
            border-radius: 12px;
            font-size: 1rem;
            transition: var(--brand-transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-brand-outline:hover,
        .btn-brand-outline:focus {
            border-color: var(--brand-secondary);
            color: var(--brand-primary);
            background: var(--brand-bg-warm);
        }

        .hero-icon-matrix {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 14px;
            margin-top: 20px;
        }

        .hero-icon-item {
            background: #fff;
            border: 1px solid var(--brand-border);
            border-radius: var(--brand-radius-md);
            padding: 18px 16px;
            text-align: center;
            transition: var(--brand-transition);
            box-shadow: var(--brand-shadow-sm);
        }

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

        .hero-icon-item i {
            font-size: 1.8rem;
            color: var(--brand-primary);
            margin-bottom: 10px;
            display: block;
        }

        .hero-icon-item span {
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--brand-text-light);
            display: block;
            line-height: 1.5;
        }

        .hero-status-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            align-items: center;
            background: #fff;
            border: 1px solid var(--brand-border);
            border-radius: var(--brand-radius-md);
            padding: 16px 22px;
            box-shadow: var(--brand-shadow-sm);
            margin-top: 20px;
        }

        .hero-status-bar .status-label {
            font-weight: 600;
            color: var(--brand-dark);
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 0.9rem;
        }

        .hero-status-bar .status-detail {
            color: var(--brand-text-light);
            font-size: 0.88rem;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .hero-status-bar .status-detail i {
            color: var(--brand-secondary);
        }

        /* Section 通用 */
        .section-padding {
            padding: 64px 0;
        }

        .section-padding-sm {
            padding: 48px 0;
        }

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.82rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            color: var(--brand-primary);
            margin-bottom: 12px;
        }

        .section-label::before {
            content: '';
            width: 28px;
            height: 2px;
            background: var(--brand-gradient);
            border-radius: 2px;
        }

        .section-title {
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            font-weight: 700;
            color: var(--brand-dark);
            margin-bottom: 14px;
            letter-spacing: -0.01em;
        }

        .section-description {
            font-size: 1rem;
            color: var(--brand-text-light);
            max-width: 720px;
            line-height: 1.85;
        }

        .section-description-wide {
            max-width: 900px;
        }

        .bg-warm {
            background: var(--brand-bg-warm);
        }

        .bg-dark {
            background: var(--brand-dark);
            color: #fff;
        }

        .bg-dark .section-title {
            color: #fff;
        }

        .bg-dark .section-description {
            color: rgba(255,255,255,0.72);
        }

        .bg-dark .section-label {
            color: var(--brand-secondary-light);
        }

        /* KPI 看板 */
        .kpi-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }

        .kpi-card {
            background: #fff;
            border: 1px solid var(--brand-border);
            border-radius: var(--brand-radius-md);
            padding: 26px 22px;
            text-align: center;
            transition: var(--brand-transition);
            box-shadow: var(--brand-shadow-sm);
            position: relative;
            overflow: hidden;
        }

        .kpi-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--brand-shadow-md);
        }

        .kpi-card::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--brand-gradient);
            border-radius: 0 0 3px 3px;
        }

        .kpi-number {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--brand-primary);
            line-height: 1.2;
            letter-spacing: -0.02em;
        }

        .kpi-unit {
            font-size: 0.95rem;
            color: var(--brand-secondary);
            font-weight: 600;
            margin-left: 2px;
        }

        .kpi-label {
            font-size: 0.88rem;
            color: var(--brand-text-light);
            margin-top: 6px;
            font-weight: 500;
        }

        /* 服务矩阵 */
        .service-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .service-card {
            background: #fff;
            border: 1px solid var(--brand-border);
            border-radius: var(--brand-radius-md);
            padding: 28px 24px;
            transition: var(--brand-transition);
            box-shadow: var(--brand-shadow-sm);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .service-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--brand-shadow-lg);
            border-color: var(--brand-secondary-light);
        }

        .service-icon {
            width: 52px;
            height: 52px;
            border-radius: 14px;
            background: var(--brand-gradient-soft);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--brand-primary);
            margin-bottom: 16px;
            flex-shrink: 0;
        }

        .service-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--brand-dark);
            margin-bottom: 10px;
        }

        .service-card p {
            font-size: 0.93rem;
            color: var(--brand-text-light);
            margin-bottom: 0;
            flex-grow: 1;
        }

        /* 结果对比 */
        .compare-wrapper {
            background: #fff;
            border: 1px solid var(--brand-border);
            border-radius: var(--brand-radius-lg);
            overflow: hidden;
            box-shadow: var(--brand-shadow-md);
        }

        .compare-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.95rem;
        }

        .compare-table th {
            background: var(--brand-dark);
            color: #fff;
            font-weight: 600;
            padding: 18px 20px;
            text-align: left;
            font-size: 0.95rem;
            white-space: nowrap;
        }

        .compare-table th:first-child {
            width: 28%;
        }

        .compare-table td {
            padding: 16px 20px;
            border-bottom: 1px solid var(--brand-border);
            color: var(--brand-text-light);
            vertical-align: middle;
        }

        .compare-table tr:last-child td {
            border-bottom: none;
        }

        .compare-table .compare-highlight {
            color: var(--brand-primary);
            font-weight: 600;
        }

        .compare-table .compare-check {
            color: #2E8B57;
            font-weight: 600;
        }

        .compare-table .compare-x {
            color: #B84A5C;
            font-weight: 600;
        }

        /* 里程碑 */
        .milestone-container {
            position: relative;
            padding-left: 32px;
        }

        .milestone-container::before {
            content: '';
            position: absolute;
            left: 10px;
            top: 6px;
            bottom: 6px;
            width: 2px;
            background: linear-gradient(to bottom, var(--brand-primary), var(--brand-secondary));
            border-radius: 2px;
        }

        .milestone-item {
            position: relative;
            padding: 18px 0 18px 28px;
            border-bottom: 1px dashed var(--brand-border);
        }

        .milestone-item:last-child {
            border-bottom: none;
        }

        .milestone-item::before {
            content: '';
            position: absolute;
            left: -27px;
            top: 24px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: #fff;
            border: 3px solid var(--brand-primary);
            box-shadow: 0 0 0 4px rgba(123,30,60,0.1);
        }

        .milestone-item .milestone-year {
            font-weight: 700;
            color: var(--brand-primary);
            font-size: 1.1rem;
        }

        .milestone-item .milestone-title {
            font-weight: 600;
            color: var(--brand-dark);
            font-size: 1.05rem;
            margin: 4px 0;
        }

        .milestone-item .milestone-desc {
            color: var(--brand-text-light);
            font-size: 0.92rem;
            margin-bottom: 0;
            max-width: 680px;
        }

        /* 资讯列表 */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
        }

        .news-card {
            background: #fff;
            border: 1px solid var(--brand-border);
            border-radius: var(--brand-radius-md);
            overflow: hidden;
            transition: var(--brand-transition);
            box-shadow: var(--brand-shadow-sm);
            display: flex;
            flex-direction: column;
            height: 100%;
        }

        .news-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--brand-shadow-lg);
        }

        .news-card .news-thumb {
            height: 190px;
            overflow: hidden;
            position: relative;
            background: var(--brand-bg-warm);
        }

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

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

        .news-card .news-body {
            padding: 18px 20px;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
        }

        .news-card .news-category {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            font-size: 0.78rem;
            font-weight: 600;
            color: var(--brand-primary);
            background: var(--brand-gradient-soft);
            padding: 4px 12px;
            border-radius: 100px;
            margin-bottom: 10px;
            align-self: flex-start;
        }

        .news-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--brand-dark);
            margin-bottom: 8px;
            line-height: 1.5;
        }

        .news-card .news-excerpt {
            font-size: 0.88rem;
            color: var(--brand-text-light);
            margin-bottom: 12px;
            flex-grow: 1;
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-card .news-meta {
            font-size: 0.8rem;
            color: var(--brand-muted);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .news-card .news-meta i {
            font-size: 0.9rem;
        }

        .news-empty {
            background: #fff;
            border: 1px solid var(--brand-border);
            border-radius: var(--brand-radius-md);
            padding: 36px 24px;
            text-align: center;
            color: var(--brand-muted);
            font-size: 0.95rem;
        }

        /* 平台保障 */
        .assurance-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }

        .assurance-item {
            background: rgba(255,255,255,0.06);
            border: 1px solid rgba(255,255,255,0.1);
            border-radius: var(--brand-radius-md);
            padding: 24px 20px;
            text-align: center;
            transition: var(--brand-transition);
        }

        .assurance-item:hover {
            background: rgba(255,255,255,0.1);
            border-color: rgba(200,149,108,0.4);
        }

        .assurance-item i {
            font-size: 2rem;
            color: var(--brand-secondary-light);
            margin-bottom: 12px;
            display: block;
        }

        .assurance-item .assurance-title {
            font-weight: 600;
            color: #fff;
            font-size: 1rem;
            margin-bottom: 6px;
        }

        .assurance-item .assurance-desc {
            color: rgba(255,255,255,0.65);
            font-size: 0.86rem;
            margin-bottom: 0;
            line-height: 1.6;
        }

        /* FAQ */
        .faq-wrapper {
            max-width: 800px;
            margin: 0 auto;
        }

        .accordion-item {
            border: 1px solid var(--brand-border);
            border-radius: var(--brand-radius-sm) !important;
            margin-bottom: 12px;
            overflow: hidden;
            box-shadow: var(--brand-shadow-sm);
            background: #fff;
        }

        .accordion-button {
            font-weight: 600;
            color: var(--brand-dark);
            padding: 18px 22px;
            background: #fff;
            font-size: 1rem;
            border-radius: var(--brand-radius-sm) !important;
        }

        .accordion-button:not(.collapsed) {
            color: var(--brand-primary);
            background: var(--brand-gradient-soft);
            box-shadow: none;
        }

        .accordion-button:focus {
            box-shadow: 0 0 0 4px rgba(200,149,108,0.18);
            border-color: var(--brand-secondary);
        }

        .accordion-button::after {
            transition: var(--brand-transition);
        }

        .accordion-body {
            color: var(--brand-text-light);
            font-size: 0.95rem;
            padding: 18px 22px 22px;
            line-height: 1.75;
        }

        /* 品牌故事 */
        .brand-story-band {
            position: relative;
            background: var(--brand-dark);
            border-radius: var(--brand-radius-lg);
            overflow: hidden;
            min-height: 340px;
            display: flex;
            align-items: stretch;
        }

        .brand-story-band .story-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/237d54246d97aec6.jpg');
            background-size: cover;
            background-position: center;
            opacity: 0.45;
            pointer-events: none;
        }

        .brand-story-band .story-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26,14,20,0.92) 0%, rgba(26,14,20,0.6) 60%, rgba(26,14,20,0.75) 100%);
            pointer-events: none;
        }

        .story-content {
            position: relative;
            z-index: 2;
            padding: 48px 40px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            max-width: 620px;
        }

        .story-content .section-label {
            color: var(--brand-secondary-light);
        }

        .story-content .section-title {
            color: #fff;
        }

        .story-content p {
            color: rgba(255,255,255,0.78);
            font-size: 1rem;
            line-height: 1.85;
            margin-bottom: 20px;
        }

        .btn-story {
            background: #fff;
            border: none;
            color: var(--brand-primary);
            font-weight: 600;
            padding: 12px 24px;
            border-radius: 10px;
            transition: var(--brand-transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            align-self: flex-start;
        }

        .btn-story:hover {
            background: var(--brand-secondary-light);
            color: var(--brand-primary-dark);
            transform: translateY(-2px);
        }

        /* 新手入门 */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .step-card {
            background: #fff;
            border: 1px solid var(--brand-border);
            border-radius: var(--brand-radius-md);
            padding: 26px 22px;
            text-align: center;
            transition: var(--brand-transition);
            box-shadow: var(--brand-shadow-sm);
            position: relative;
        }

        .step-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--brand-shadow-md);
        }

        .step-number {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--brand-gradient);
            color: #fff;
            font-weight: 700;
            font-size: 1.1rem;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            box-shadow: 0 4px 12px rgba(123,30,60,0.25);
        }

        .step-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--brand-dark);
            margin-bottom: 8px;
        }

        .step-card p {
            font-size: 0.88rem;
            color: var(--brand-text-light);
            margin-bottom: 0;
        }

        /* 多端入口 */
        .platform-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }

        .platform-card {
            background: rgba(255,255,255,0.06);
            border: 1px solid rgba(255,255,255,0.1);
            border-radius: var(--brand-radius-md);
            padding: 24px 20px;
            text-align: center;
            transition: var(--brand-transition);
            cursor: default;
        }

        .platform-card:hover {
            background: rgba(255,255,255,0.1);
            border-color: rgba(200,149,108,0.4);
            transform: translateY(-4px);
        }

        .platform-card i {
            font-size: 2rem;
            color: var(--brand-secondary-light);
            margin-bottom: 12px;
            display: block;
        }

        .platform-card h4 {
            font-size: 1rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 4px;
        }

        .platform-card p {
            font-size: 0.82rem;
            color: rgba(255,255,255,0.6);
            margin-bottom: 0;
        }

        /* 口碑评价 */
        .review-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .review-card {
            background: #fff;
            border: 1px solid var(--brand-border);
            border-radius: var(--brand-radius-md);
            padding: 26px 22px;
            transition: var(--brand-transition);
            box-shadow: var(--brand-shadow-sm);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .review-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--brand-shadow-md);
        }

        .review-stars {
            color: #E6A23C;
            font-size: 1rem;
            margin-bottom: 12px;
            letter-spacing: 2px;
        }

        .review-card blockquote {
            font-size: 0.95rem;
            color: var(--brand-text-light);
            line-height: 1.75;
            margin-bottom: 16px;
            flex-grow: 1;
            border-left: 3px solid var(--brand-secondary-light);
            padding-left: 14px;
        }

        .review-author {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .review-author .avatar {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--brand-gradient-soft);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--brand-primary);
            font-weight: 700;
            font-size: 0.9rem;
        }

        .review-author .author-name {
            font-weight: 600;
            color: var(--brand-dark);
            font-size: 0.88rem;
        }

        .review-author .author-title {
            font-size: 0.78rem;
            color: var(--brand-muted);
        }

        /* 精选推荐 */
        .featured-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .featured-card {
            background: #fff;
            border: 1px solid var(--brand-border);
            border-radius: var(--brand-radius-md);
            overflow: hidden;
            transition: var(--brand-transition);
            box-shadow: var(--brand-shadow-sm);
            display: flex;
            flex-direction: column;
            height: 100%;
        }

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

        .featured-card .featured-thumb {
            height: 200px;
            overflow: hidden;
            background: var(--brand-bg-warm);
            position: relative;
        }

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

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

        .featured-card .featured-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--brand-gradient);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 100px;
        }

        .featured-card .featured-body {
            padding: 18px 20px;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
        }

        .featured-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--brand-dark);
            margin-bottom: 8px;
        }

        .featured-card .featured-desc {
            font-size: 0.88rem;
            color: var(--brand-text-light);
            flex-grow: 1;
            line-height: 1.7;
            margin-bottom: 12px;
        }

        .featured-card .featured-meta {
            font-size: 0.8rem;
            color: var(--brand-muted);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        /* 数据条 */
        .data-strip {
            background: var(--brand-gradient);
            border-radius: var(--brand-radius-lg);
            padding: 36px 32px;
            color: #fff;
        }

        .data-strip-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            text-align: center;
        }

        .data-strip-item .data-number {
            font-size: 2.2rem;
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: -0.02em;
        }

        .data-strip-item .data-label {
            font-size: 0.88rem;
            color: rgba(255,255,255,0.78);
            margin-top: 4px;
            font-weight: 500;
        }

        /* 收口CTA */
        .cta-section {
            background: var(--brand-dark);
            border-radius: var(--brand-radius-lg);
            padding: 48px 36px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -80px;
            left: -60px;
            width: 240px;
            height: 240px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(200,149,108,0.2) 0%, transparent 70%);
            pointer-events: none;
        }

        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -60px;
            right: -40px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(123,30,60,0.4) 0%, transparent 70%);
            pointer-events: none;
        }

        .cta-section h2 {
            font-size: clamp(1.6rem, 3vw, 2rem);
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            position: relative;
            z-index: 2;
        }

        .cta-section p {
            color: rgba(255,255,255,0.7);
            font-size: 1rem;
            max-width: 560px;
            margin: 0 auto 24px;
            line-height: 1.8;
            position: relative;
            z-index: 2;
        }

        .cta-section .btn-cta {
            background: #fff;
            border: none;
            color: var(--brand-primary);
            font-weight: 600;
            padding: 14px 30px;
            border-radius: 100px;
            font-size: 1rem;
            transition: var(--brand-transition);
            position: relative;
            z-index: 2;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .cta-section .btn-cta:hover {
            background: var(--brand-secondary-light);
            color: var(--brand-primary-dark);
            transform: translateY(-3px);
            box-shadow: 0 8px 24px rgba(255,255,255,0.2);
        }

        /* Footer */
        .site-footer {
            background: var(--brand-darker);
            color: rgba(255,255,255,0.72);
            padding: 60px 0 30px;
            margin-top: 64px;
            border-top: 1px solid rgba(255,255,255,0.06);
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.3rem;
            color: #fff;
            margin-bottom: 14px;
        }

        .footer-brand .brand-mark {
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: var(--brand-gradient);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1rem;
            font-weight: 800;
            flex-shrink: 0;
        }

        .footer-about {
            font-size: 0.9rem;
            color: rgba(255,255,255,0.55);
            max-width: 360px;
            line-height: 1.75;
            margin-bottom: 20px;
        }

        .footer-heading {
            font-weight: 600;
            color: #fff;
            font-size: 1rem;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }

        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-links li {
            margin-bottom: 10px;
        }

        .footer-links a {
            color: rgba(255,255,255,0.55);
            font-size: 0.9rem;
            transition: var(--brand-transition);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.08);
            margin-top: 36px;
            padding-top: 22px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.85rem;
        }

        .footer-bottom .copyright {
            color: rgba(255,255,255,0.45);
        }

        .footer-bottom .footer-tech {
            color: rgba(255,255,255,0.35);
            font-size: 0.8rem;
        }

        /* 移动端响应 */
        @media (max-width: 1024px) {
            .hero-icon-matrix {
                grid-template-columns: repeat(2, 1fr);
            }

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

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

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

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

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

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

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

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

            .data-strip-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 18px;
            }
        }

        @media (max-width: 768px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }

            .section-padding {
                padding: 48px 0;
            }

            .section-padding-sm {
                padding: 36px 0;
            }

            .site-header .header-main {
                padding: 8px 0;
            }

            .navbar-brand {
                font-size: 1.2rem;
            }

            .navbar-brand .brand-mark {
                width: 36px;
                height: 36px;
                font-size: 1rem;
                border-radius: 10px;
            }

            .header-search {
                display: none;
            }

            .navbar-collapse {
                background: #fff;
                border-radius: var(--brand-radius-sm);
                box-shadow: var(--brand-shadow-md);
                padding: 16px;
                margin-top: 8px;
                border: 1px solid var(--brand-border);
            }

            .hero-section {
                padding: 52px 0 48px;
            }

            .hero-icon-matrix {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }

            .hero-icon-item {
                padding: 14px 12px;
            }

            .hero-icon-item i {
                font-size: 1.4rem;
                margin-bottom: 6px;
            }

            .hero-icon-item span {
                font-size: 0.78rem;
            }

            .hero-status-bar {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
                padding: 14px 16px;
            }

            .compare-table {
                font-size: 0.82rem;
            }

            .compare-table th,
            .compare-table td {
                padding: 12px 14px;
            }

            .compare-table th:first-child {
                width: 40%;
            }

            .service-grid,
            .kpi-grid,
            .assurance-grid,
            .steps-grid,
            .platform-grid,
            .review-grid,
            .featured-grid,
            .news-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }

            .brand-story-band {
                min-height: 320px;
                border-radius: var(--brand-radius-md);
            }

            .story-content {
                padding: 32px 24px;
            }

            .data-strip {
                padding: 28px 20px;
                border-radius: var(--brand-radius-md);
            }

            .data-strip-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }

            .cta-section {
                padding: 36px 22px;
                border-radius: var(--brand-radius-md);
            }

            .site-footer {
                padding: 40px 0 24px;
                margin-top: 48px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                text-align: left;
            }
        }

        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.7rem;
            }

            .hero-actions .btn-brand-primary,
            .hero-actions .btn-brand-outline {
                width: 100%;
                justify-content: center;
            }

            .hero-icon-matrix {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }

            .kpi-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }

            .kpi-card {
                padding: 18px 14px;
            }

            .kpi-number {
                font-size: 1.8rem;
            }

            .compare-table th,
            .compare-table td {
                padding: 10px 10px;
                font-size: 0.78rem;
            }

            .milestone-container {
                padding-left: 24px;
            }

            .milestone-item {
                padding: 14px 0 14px 20px;
            }

            .milestone-item::before {
                left: -19px;
                top: 20px;
                width: 10px;
                height: 10px;
            }

            .data-strip-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }

            .data-strip-item .data-number {
                font-size: 1.7rem;
            }

            .section-title {
                font-size: 1.4rem;
            }

            .nav-link {
                font-size: 0.9rem !important;
                padding: 8px 12px !important;
            }
        }

/* roulang page: article */
:root {
            --brand-primary: #7B1E3C;
            --brand-primary-dark: #5A162E;
            --brand-secondary: #C8956C;
            --brand-secondary-light: #E5C9B0;
            --brand-dark: #1A0E14;
            --brand-darker: #120A0E;
            --brand-bg: #FAF5F0;
            --brand-bg-warm: #F7EDE4;
            --brand-text: #2B1B22;
            --brand-text-light: #6B5A60;
            --brand-muted: #8A7A80;
            --brand-border: #E8DCD2;
            --brand-card: #FFFFFF;
            --brand-gradient: linear-gradient(135deg, #7B1E3C 0%, #A8445C 45%, #C8956C 100%);
            --brand-gradient-soft: linear-gradient(135deg, rgba(123,30,60,0.08) 0%, rgba(168,68,92,0.06) 50%, rgba(200,149,108,0.08) 100%);
            --brand-shadow-sm: 0 2px 12px rgba(26,14,20,0.06);
            --brand-shadow-md: 0 6px 28px rgba(26,14,20,0.08);
            --brand-shadow-lg: 0 14px 48px rgba(26,14,20,0.12);
            --brand-radius-sm: 10px;
            --brand-radius-md: 16px;
            --brand-radius-lg: 24px;
            --brand-radius-xl: 32px;
            --brand-transition: all 0.25s ease;
            --brand-font: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--brand-font);
            background-color: var(--brand-bg);
            color: var(--brand-text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }
        a {
            color: var(--brand-primary);
            text-decoration: none;
            transition: var(--brand-transition);
        }
        a:hover,
        a:focus {
            color: var(--brand-primary-dark);
            text-decoration: none;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 3px solid var(--brand-secondary);
            outline-offset: 2px;
            border-radius: 4px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            max-width: 1200px;
            padding-left: 24px;
            padding-right: 24px;
        }
        /* Header / Nav */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1080;
            background: rgba(255,255,255,0.96);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--brand-border);
            box-shadow: 0 1px 12px rgba(26,14,20,0.04);
            transition: var(--brand-transition);
        }
        .site-header.scrolled {
            box-shadow: 0 6px 24px rgba(26,14,20,0.08);
        }
        .header-top-bar {
            background: var(--brand-dark);
            color: rgba(255,255,255,0.84);
            font-size: 0.8rem;
            padding: 6px 0;
            letter-spacing: 0.02em;
        }
        .header-top-bar .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
        }
        .header-top-bar .trend-tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            color: var(--brand-secondary-light);
            font-weight: 500;
        }
        .header-top-bar .trend-tag i {
            font-size: 0.9rem;
        }
        .header-main {
            padding: 10px 0;
            transition: var(--brand-transition);
        }
        .site-header.scrolled .header-main {
            padding: 6px 0;
        }
        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.4rem;
            color: var(--brand-primary);
            letter-spacing: -0.01em;
            white-space: nowrap;
        }
        .navbar-brand .brand-mark {
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: var(--brand-gradient);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.2rem;
            font-weight: 800;
            box-shadow: 0 4px 14px rgba(123,30,60,0.25);
            flex-shrink: 0;
        }
        .navbar-brand:hover,
        .navbar-brand:focus {
            color: var(--brand-primary-dark);
        }
        .navbar {
            padding: 0;
        }
        .navbar-nav {
            gap: 4px;
        }
        .navbar-nav .nav-link {
            color: var(--brand-text);
            font-weight: 500;
            font-size: 0.95rem;
            padding: 10px 16px !important;
            border-radius: 8px;
            transition: var(--brand-transition);
            position: relative;
        }
        .navbar-nav .nav-link:hover,
        .navbar-nav .nav-link:focus {
            color: var(--brand-primary);
            background: var(--brand-bg-warm);
        }
        .navbar-nav .nav-link.active {
            color: var(--brand-primary);
            background: var(--brand-gradient-soft);
            font-weight: 600;
        }
        .navbar-nav .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 16px;
            right: 16px;
            height: 2px;
            background: var(--brand-gradient);
            border-radius: 2px;
        }
        .header-search {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }
        .header-search .form-control {
            border: 1px solid var(--brand-border);
            border-radius: 50px;
            padding: 8px 18px;
            font-size: 0.9rem;
            background: var(--brand-bg);
            color: var(--brand-text);
            width: 200px;
            transition: var(--brand-transition);
        }
        .header-search .form-control:focus {
            border-color: var(--brand-secondary);
            background: #fff;
            box-shadow: 0 0 0 3px rgba(200,149,108,0.15);
        }
        .header-search .btn-search {
            border: none;
            background: var(--brand-gradient);
            color: #fff;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            transition: var(--brand-transition);
            box-shadow: 0 4px 12px rgba(123,30,60,0.2);
        }
        .header-search .btn-search:hover {
            transform: translateY(-1px);
            box-shadow: 0 6px 18px rgba(123,30,60,0.3);
        }
        .navbar-toggler {
            border: 1px solid var(--brand-border);
            border-radius: 10px;
            padding: 8px 12px;
            font-size: 1.4rem;
            color: var(--brand-primary);
            background: var(--brand-bg-warm);
        }
        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(200,149,108,0.2);
            border-color: var(--brand-secondary);
        }
        /* Breadcrumb */
        .breadcrumb-bar {
            padding: 18px 0 0;
            background: transparent;
        }
        .breadcrumb-bar .breadcrumb {
            margin: 0;
            font-size: 0.85rem;
            color: var(--brand-muted);
            --bs-breadcrumb-divider-color: var(--brand-muted);
        }
        .breadcrumb-bar .breadcrumb a {
            color: var(--brand-text-light);
            font-weight: 500;
        }
        .breadcrumb-bar .breadcrumb a:hover {
            color: var(--brand-primary);
        }
        .breadcrumb-bar .breadcrumb .active {
            color: var(--brand-primary);
            font-weight: 600;
        }
        /* Article Hero */
        .article-hero {
            padding: 36px 0 28px;
            position: relative;
        }
        .article-hero .article-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--brand-gradient-soft);
            border: 1px solid rgba(123,30,60,0.12);
            color: var(--brand-primary);
            font-weight: 600;
            font-size: 0.8rem;
            padding: 6px 14px;
            border-radius: 50px;
            margin-bottom: 16px;
        }
        .article-hero h1 {
            font-size: 2.1rem;
            font-weight: 700;
            color: var(--brand-dark);
            line-height: 1.35;
            margin-bottom: 18px;
            letter-spacing: -0.01em;
        }
        .article-hero .article-meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 18px;
            font-size: 0.88rem;
            color: var(--brand-text-light);
        }
        .article-hero .article-meta span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .article-hero .article-meta i {
            color: var(--brand-secondary);
            font-size: 1rem;
        }
        .article-hero .article-meta .meta-dot {
            width: 4px;
            height: 4px;
            border-radius: 50%;
            background: var(--brand-secondary);
            display: inline-block;
        }
        /* Article Cover */
        .article-cover {
            padding: 8px 0 28px;
        }
        .article-cover figure {
            margin: 0;
            position: relative;
            border-radius: var(--brand-radius-lg);
            overflow: hidden;
            box-shadow: var(--brand-shadow-md);
        }
        .article-cover figure img {
            width: 100%;
            height: auto;
            object-fit: cover;
            max-height: 480px;
        }
        .article-cover figcaption {
            position: absolute;
            bottom: 16px;
            left: 16px;
            background: rgba(18,10,14,0.72);
            backdrop-filter: blur(6px);
            color: rgba(255,255,255,0.9);
            font-size: 0.78rem;
            padding: 6px 12px;
            border-radius: 8px;
        }
        /* Article Body */
        .article-body-wrapper {
            padding: 20px 0 40px;
        }
        .article-body {
            background: var(--brand-card);
            border-radius: var(--brand-radius-lg);
            box-shadow: var(--brand-shadow-sm);
            padding: 36px 40px;
            border: 1px solid var(--brand-border);
            font-size: 1rem;
            line-height: 1.85;
            color: var(--brand-text);
        }
        .article-body h2,
        .article-body h3,
        .article-body h4 {
            color: var(--brand-dark);
            font-weight: 700;
            margin-top: 1.6em;
            margin-bottom: 0.7em;
            line-height: 1.4;
        }
        .article-body h2 {
            font-size: 1.45rem;
            border-left: 4px solid var(--brand-primary);
            padding-left: 14px;
        }
        .article-body h3 {
            font-size: 1.2rem;
        }
        .article-body h4 {
            font-size: 1.05rem;
        }
        .article-body p {
            margin-bottom: 1.1em;
            color: var(--brand-text);
        }
        .article-body ul,
        .article-body ol {
            padding-left: 1.4rem;
            margin-bottom: 1.1em;
        }
        .article-body li {
            margin-bottom: 0.4em;
        }
        .article-body img {
            border-radius: var(--brand-radius-md);
            margin: 1.4em 0;
            box-shadow: var(--brand-shadow-sm);
        }
        .article-body blockquote {
            border-left: 4px solid var(--brand-secondary);
            background: var(--brand-bg-warm);
            padding: 16px 20px;
            border-radius: 0 var(--brand-radius-sm) var(--brand-radius-sm) 0;
            margin: 1.4em 0;
            color: var(--brand-text-light);
            font-style: italic;
        }
        .article-body strong {
            color: var(--brand-primary-dark);
            font-weight: 700;
        }
        .article-body table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.4em 0;
            font-size: 0.92rem;
        }
        .article-body table th,
        .article-body table td {
            padding: 10px 14px;
            border: 1px solid var(--brand-border);
            text-align: left;
        }
        .article-body table th {
            background: var(--brand-bg-warm);
            color: var(--brand-primary-dark);
            font-weight: 600;
        }
        .article-body a {
            border-bottom: 1px dashed var(--brand-secondary);
        }
        .article-body a:hover {
            border-bottom-color: var(--brand-primary);
        }
        .article-empty {
            background: var(--brand-card);
            border-radius: var(--brand-radius-lg);
            box-shadow: var(--brand-shadow-sm);
            padding: 60px 30px;
            text-align: center;
            border: 1px dashed var(--brand-border);
        }
        .article-empty i {
            font-size: 3rem;
            color: var(--brand-muted);
            display: block;
            margin-bottom: 16px;
        }
        .article-empty p {
            font-size: 1.1rem;
            color: var(--brand-text-light);
            margin-bottom: 20px;
        }
        .article-empty .btn-back {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--brand-gradient);
            color: #fff;
            font-weight: 600;
            border: none;
            padding: 10px 22px;
            border-radius: 50px;
            transition: var(--brand-transition);
            box-shadow: 0 4px 14px rgba(123,30,60,0.22);
        }
        .article-empty .btn-back:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 22px rgba(123,30,60,0.32);
            color: #fff;
        }
        /* Article Action Bar */
        .article-action-bar {
            padding: 12px 0 32px;
        }
        .article-action-bar .action-card {
            background: var(--brand-card);
            border: 1px solid var(--brand-border);
            border-radius: var(--brand-radius-md);
            padding: 18px 24px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 16px;
            box-shadow: var(--brand-shadow-sm);
        }
        .article-action-bar .action-label {
            font-weight: 600;
            color: var(--brand-dark);
            font-size: 0.9rem;
            margin-right: auto;
        }
        .article-action-bar .action-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            border-radius: 50px;
            padding: 9px 18px;
            font-size: 0.88rem;
            font-weight: 500;
            transition: var(--brand-transition);
            border: 1px solid var(--brand-border);
            background: var(--brand-bg);
            color: var(--brand-text);
        }
        .article-action-bar .action-btn:hover {
            background: var(--brand-bg-warm);
            border-color: var(--brand-secondary);
            color: var(--brand-primary);
            transform: translateY(-1px);
        }
        .article-action-bar .action-btn.primary {
            background: var(--brand-gradient);
            border: none;
            color: #fff;
            box-shadow: 0 4px 14px rgba(123,30,60,0.2);
            font-weight: 600;
        }
        .article-action-bar .action-btn.primary:hover {
            box-shadow: 0 8px 22px rgba(123,30,60,0.3);
            transform: translateY(-2px);
            color: #fff;
        }
        /* Related Articles */
        .related-section {
            padding: 36px 0 44px;
        }
        .section-heading {
            margin-bottom: 24px;
        }
        .section-heading .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--brand-gradient-soft);
            border: 1px solid rgba(123,30,60,0.12);
            color: var(--brand-primary);
            font-weight: 600;
            font-size: 0.78rem;
            padding: 5px 13px;
            border-radius: 50px;
            margin-bottom: 10px;
        }
        .section-heading h2 {
            font-size: 1.55rem;
            font-weight: 700;
            color: var(--brand-dark);
            margin-bottom: 6px;
            letter-spacing: -0.01em;
        }
        .section-heading p {
            color: var(--brand-text-light);
            font-size: 0.92rem;
            margin: 0;
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 18px;
        }
        .related-card {
            background: var(--brand-card);
            border: 1px solid var(--brand-border);
            border-radius: var(--brand-radius-md);
            padding: 22px;
            box-shadow: var(--brand-shadow-sm);
            transition: var(--brand-transition);
            display: block;
            position: relative;
        }
        .related-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--brand-shadow-md);
            border-color: var(--brand-secondary-light);
        }
        .related-card .related-cate {
            font-size: 0.72rem;
            font-weight: 600;
            color: var(--brand-secondary);
            text-transform: uppercase;
            letter-spacing: 0.04em;
            margin-bottom: 8px;
        }
        .related-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--brand-dark);
            line-height: 1.45;
            margin-bottom: 10px;
            transition: var(--brand-transition);
        }
        .related-card:hover h3 {
            color: var(--brand-primary);
        }
        .related-card p {
            font-size: 0.88rem;
            color: var(--brand-text-light);
            margin-bottom: 14px;
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-card .related-meta {
            font-size: 0.78rem;
            color: var(--brand-muted);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .related-card .related-meta i {
            font-size: 0.9rem;
            color: var(--brand-secondary);
        }
        .related-empty {
            background: var(--brand-bg-warm);
            border-radius: var(--brand-radius-md);
            padding: 50px 30px;
            text-align: center;
            color: var(--brand-text-light);
            border: 1px dashed var(--brand-border);
        }
        /* Service Strip */
        .service-strip-section {
            padding: 30px 0 40px;
        }
        .service-strip {
            background: var(--brand-dark);
            border-radius: var(--brand-radius-lg);
            padding: 30px 32px;
            box-shadow: var(--brand-shadow-md);
        }
        .service-strip .row {
            align-items: center;
        }
        .service-strip .service-item {
            display: flex;
            align-items: center;
            gap: 14px;
            color: rgba(255,255,255,0.88);
            padding: 8px 0;
        }
        .service-strip .service-item i {
            font-size: 1.8rem;
            color: var(--brand-secondary-light);
            flex-shrink: 0;
        }
        .service-strip .service-item .s-title {
            font-weight: 600;
            font-size: 0.95rem;
            color: #fff;
            display: block;
        }
        .service-strip .service-item .s-desc {
            font-size: 0.8rem;
            color: rgba(255,255,255,0.65);
            display: block;
        }
        /* FAQ */
        .faq-section {
            padding: 40px 0 50px;
        }
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-list .accordion-item {
            border: 1px solid var(--brand-border);
            border-radius: var(--brand-radius-sm) !important;
            margin-bottom: 12px;
            overflow: hidden;
            box-shadow: var(--brand-shadow-sm);
            background: var(--brand-card);
        }
        .faq-list .accordion-button {
            font-weight: 600;
            color: var(--brand-dark);
            background: var(--brand-card);
            padding: 18px 22px;
            font-size: 0.98rem;
            box-shadow: none;
            border: none;
        }
        .faq-list .accordion-button:not(.collapsed) {
            color: var(--brand-primary);
            background: var(--brand-gradient-soft);
        }
        .faq-list .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(200,149,108,0.2);
            border-color: var(--brand-secondary);
        }
        .faq-list .accordion-button::after {
            filter: none;
            opacity: 0.6;
        }
        .faq-list .accordion-body {
            padding: 16px 22px 20px;
            color: var(--brand-text-light);
            font-size: 0.92rem;
            line-height: 1.7;
            background: #fff;
        }
        /* CTA */
        .cta-section {
            padding: 50px 0 60px;
        }
        .cta-box {
            background: var(--brand-gradient);
            border-radius: var(--brand-radius-xl);
            padding: 48px 40px;
            box-shadow: var(--brand-shadow-lg);
            position: relative;
            overflow: hidden;
            text-align: center;
        }
        .cta-box::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(255,255,255,0.08);
            pointer-events: none;
        }
        .cta-box::after {
            content: '';
            position: absolute;
            bottom: -80px;
            left: -40px;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background: rgba(255,255,255,0.06);
            pointer-events: none;
        }
        .cta-box h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            position: relative;
            z-index: 1;
            letter-spacing: -0.01em;
        }
        .cta-box p {
            color: rgba(255,255,255,0.85);
            font-size: 0.98rem;
            max-width: 600px;
            margin: 0 auto 26px;
            position: relative;
            z-index: 1;
            line-height: 1.7;
        }
        .cta-box .cta-buttons {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            justify-content: center;
            position: relative;
            z-index: 1;
        }
        .cta-box .btn-cta-main {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: #fff;
            color: var(--brand-primary-dark);
            font-weight: 700;
            font-size: 0.95rem;
            padding: 13px 28px;
            border-radius: 50px;
            border: none;
            transition: var(--brand-transition);
            box-shadow: 0 6px 20px rgba(0,0,0,0.15);
        }
        .cta-box .btn-cta-main:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(0,0,0,0.22);
            color: var(--brand-primary-dark);
        }
        .cta-box .btn-cta-ghost {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: rgba(255,255,255,0.12);
            color: #fff;
            font-weight: 500;
            font-size: 0.95rem;
            padding: 13px 28px;
            border-radius: 50px;
            border: 1px solid rgba(255,255,255,0.35);
            transition: var(--brand-transition);
            backdrop-filter: blur(4px);
        }
        .cta-box .btn-cta-ghost:hover {
            background: rgba(255,255,255,0.22);
            color: #fff;
            transform: translateY(-2px);
        }
        /* Footer */
        .site-footer {
            background: var(--brand-darker);
            color: rgba(255,255,255,0.75);
            padding: 50px 0 22px;
            margin-top: 0;
        }
        .site-footer .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.25rem;
            color: #fff;
            margin-bottom: 14px;
        }
        .site-footer .footer-brand .brand-mark {
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: var(--brand-gradient);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1rem;
            font-weight: 800;
            flex-shrink: 0;
        }
        .site-footer .footer-about {
            font-size: 0.88rem;
            color: rgba(255,255,255,0.55);
            line-height: 1.7;
            max-width: 320px;
        }
        .site-footer .footer-heading {
            font-weight: 600;
            color: #fff;
            font-size: 0.92rem;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }
        .site-footer .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer .footer-links li {
            margin-bottom: 9px;
        }
        .site-footer .footer-links a {
            color: rgba(255,255,255,0.55);
            font-size: 0.88rem;
            transition: var(--brand-transition);
        }
        .site-footer .footer-links a:hover {
            color: var(--brand-secondary-light);
            padding-left: 4px;
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.08);
            margin-top: 36px;
            padding-top: 18px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: space-between;
            align-items: center;
            font-size: 0.8rem;
            color: rgba(255,255,255,0.4);
        }
        .site-footer .footer-bottom .copyright {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .site-footer .footer-bottom .footer-tech {
            letter-spacing: 0.05em;
        }
        /* Responsive */
        @media (max-width: 991.98px) {
            .header-search {
                display: none;
            }
            .navbar-nav {
                padding: 12px 0;
                gap: 2px;
            }
            .navbar-nav .nav-link {
                padding: 10px 0 !important;
                border-radius: 0;
            }
            .navbar-nav .nav-link.active::after {
                left: 0;
                right: 0;
                bottom: 2px;
            }
            .article-hero h1 {
                font-size: 1.7rem;
            }
            .article-body {
                padding: 26px 22px;
            }
            .article-body h2 {
                font-size: 1.3rem;
            }
        }
        @media (max-width: 767.98px) {
            .container {
                padding-left: 18px;
                padding-right: 18px;
            }
            .header-top-bar {
                font-size: 0.72rem;
            }
            .navbar-brand {
                font-size: 1.15rem;
            }
            .navbar-brand .brand-mark {
                width: 36px;
                height: 36px;
                font-size: 1rem;
                border-radius: 10px;
            }
            .article-hero {
                padding: 24px 0 18px;
            }
            .article-hero h1 {
                font-size: 1.45rem;
                line-height: 1.4;
            }
            .article-hero .article-meta {
                gap: 10px;
                font-size: 0.8rem;
                flex-wrap: wrap;
            }
            .article-cover figure {
                border-radius: var(--brand-radius-md);
            }
            .article-body {
                padding: 20px 16px;
                border-radius: var(--brand-radius-md);
                font-size: 0.95rem;
            }
            .article-body h2 {
                font-size: 1.2rem;
                padding-left: 10px;
            }
            .article-body h3 {
                font-size: 1.05rem;
            }
            .article-action-bar .action-card {
                padding: 14px 16px;
                gap: 10px;
            }
            .article-action-bar .action-label {
                font-size: 0.82rem;
                width: 100%;
                margin-right: 0;
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
            .service-strip {
                padding: 22px 18px;
                border-radius: var(--brand-radius-md);
            }
            .service-strip .service-item {
                padding: 6px 0;
            }
            .cta-box {
                padding: 34px 22px;
                border-radius: var(--brand-radius-lg);
            }
            .cta-box h2 {
                font-size: 1.4rem;
            }
            .cta-box p {
                font-size: 0.9rem;
            }
            .cta-box .btn-cta-main,
            .cta-box .btn-cta-ghost {
                padding: 11px 20px;
                font-size: 0.88rem;
                width: 100%;
                justify-content: center;
            }
            .site-footer {
                padding: 36px 0 18px;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 6px;
            }
        }
        @media (max-width: 519.98px) {
            .header-top-bar .trend-tag:nth-child(2) {
                display: none;
            }
            .article-hero h1 {
                font-size: 1.3rem;
            }
            .article-hero .article-meta {
                font-size: 0.75rem;
                gap: 8px;
            }
            .article-body {
                padding: 16px 12px;
                font-size: 0.9rem;
                line-height: 1.75;
            }
            .article-body img {
                border-radius: var(--brand-radius-sm);
            }
            .article-body table {
                font-size: 0.8rem;
            }
            .article-body table th,
            .article-body table td {
                padding: 6px 8px;
            }
            .related-card {
                padding: 16px;
            }
            .section-heading h2 {
                font-size: 1.3rem;
            }
            .faq-list .accordion-button {
                padding: 14px 16px;
                font-size: 0.9rem;
            }
            .faq-list .accordion-body {
                padding: 12px 16px 16px;
                font-size: 0.85rem;
            }
        }

/* roulang page: category1 */
:root {
            --brand-primary: #7B1E3C;
            --brand-primary-dark: #5A162E;
            --brand-secondary: #C8956C;
            --brand-secondary-light: #E5C9B0;
            --brand-dark: #1A0E14;
            --brand-darker: #120A0E;
            --brand-bg: #FAF5F0;
            --brand-bg-warm: #F7EDE4;
            --brand-text: #2B1B22;
            --brand-text-light: #6B5A60;
            --brand-muted: #8A7A80;
            --brand-border: #E8DCD2;
            --brand-card: #FFFFFF;
            --brand-gradient: linear-gradient(135deg, #7B1E3C 0%, #A8445C 45%, #C8956C 100%);
            --brand-gradient-soft: linear-gradient(135deg, rgba(123,30,60,0.08) 0%, rgba(168,68,92,0.06) 50%, rgba(200,149,108,0.08) 100%);
            --brand-shadow-sm: 0 2px 12px rgba(26,14,20,0.06);
            --brand-shadow-md: 0 6px 28px rgba(26,14,20,0.08);
            --brand-shadow-lg: 0 14px 48px rgba(26,14,20,0.12);
            --brand-radius-sm: 10px;
            --brand-radius-md: 16px;
            --brand-radius-lg: 24px;
            --brand-radius-xl: 32px;
            --brand-transition: all 0.25s ease;
            --brand-font: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--brand-font);
            background-color: var(--brand-bg);
            color: var(--brand-text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }
        a {
            color: var(--brand-primary);
            text-decoration: none;
            transition: var(--brand-transition);
        }
        a:hover,
        a:focus {
            color: var(--brand-primary-dark);
            text-decoration: none;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 3px solid var(--brand-secondary);
            outline-offset: 2px;
            border-radius: 4px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            max-width: 1200px;
            padding-left: 24px;
            padding-right: 24px;
        }
        /* Header / Nav */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1080;
            background: rgba(255,255,255,0.96);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--brand-border);
            box-shadow: 0 1px 12px rgba(26,14,20,0.04);
            transition: var(--brand-transition);
        }
        .site-header.scrolled {
            box-shadow: 0 6px 24px rgba(26,14,20,0.08);
        }
        .header-top-bar {
            background: var(--brand-dark);
            color: rgba(255,255,255,0.84);
            font-size: 0.8rem;
            padding: 6px 0;
            letter-spacing: 0.02em;
        }
        .header-top-bar .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
        }
        .header-top-bar .trend-tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            color: var(--brand-secondary-light);
            font-weight: 500;
        }
        .header-top-bar .trend-tag i {
            font-size: 0.9rem;
        }
        .header-main {
            padding: 10px 0;
            transition: var(--brand-transition);
        }
        .site-header.scrolled .header-main {
            padding: 6px 0;
        }
        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.4rem;
            color: var(--brand-primary);
            letter-spacing: -0.01em;
            white-space: nowrap;
        }
        .navbar-brand .brand-mark {
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: var(--brand-gradient);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.2rem;
            font-weight: 800;
            box-shadow: 0 4px 14px rgba(123,30,60,0.25);
            flex-shrink: 0;
        }
        .navbar-brand:hover,
        .navbar-brand:focus {
            color: var(--brand-primary-dark);
        }
        .navbar {
            padding: 0;
        }
        .navbar-nav {
            gap: 4px;
        }
        .navbar-nav .nav-link {
            color: var(--brand-text);
            font-weight: 500;
            font-size: 0.95rem;
            padding: 10px 16px !important;
            border-radius: 8px;
            transition: var(--brand-transition);
            position: relative;
        }
        .navbar-nav .nav-link:hover,
        .navbar-nav .nav-link:focus {
            color: var(--brand-primary);
            background: var(--brand-bg-warm);
        }
        .navbar-nav .nav-link.active {
            color: var(--brand-primary);
            background: var(--brand-gradient-soft);
            font-weight: 600;
        }
        .navbar-nav .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 16px;
            right: 16px;
            height: 2px;
            background: var(--brand-gradient);
            border-radius: 2px;
        }
        .header-search {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }
        .header-search .form-control {
            border: 1px solid var(--brand-border);
            border-radius: 20px;
            padding: 8px 16px;
            font-size: 0.88rem;
            background: var(--brand-bg-warm);
            color: var(--brand-text);
            min-width: 180px;
            transition: var(--brand-transition);
        }
        .header-search .form-control:focus {
            border-color: var(--brand-secondary);
            box-shadow: 0 0 0 3px rgba(200,149,108,0.18);
            background: #fff;
        }
        .header-search .btn-search {
            border: none;
            background: var(--brand-gradient);
            color: #fff;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--brand-transition);
        }
        .header-search .btn-search:hover {
            transform: scale(1.05);
            box-shadow: 0 4px 14px rgba(123,30,60,0.3);
        }
        .navbar-toggler {
            border: 1px solid var(--brand-border);
            border-radius: 8px;
            padding: 8px 12px;
            color: var(--brand-primary);
            background: var(--brand-card);
        }
        .navbar-toggler:focus {
            box-shadow: none;
            border-color: var(--brand-secondary);
        }
        /* Category Page Specific */
        .category-hero {
            position: relative;
            overflow: hidden;
            border-radius: 0 0 var(--brand-radius-xl) var(--brand-radius-xl);
            background: var(--brand-gradient);
            padding: 72px 0 88px;
            margin-bottom: 0;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 320px;
            height: 320px;
            border-radius: 50%;
            background: rgba(255,255,255,0.06);
            pointer-events: none;
        }
        .category-hero::after {
            content: '';
            position: absolute;
            bottom: -120px;
            left: -80px;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: rgba(200,149,108,0.12);
            pointer-events: none;
        }
        .category-hero .container {
            position: relative;
            z-index: 2;
        }
        .category-breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            color: rgba(255,255,255,0.75);
            font-size: 0.85rem;
            margin-bottom: 28px;
            flex-wrap: wrap;
        }
        .category-breadcrumb a {
            color: rgba(255,255,255,0.85);
            transition: var(--brand-transition);
        }
        .category-breadcrumb a:hover {
            color: #fff;
        }
        .category-breadcrumb .sep {
            color: rgba(255,255,255,0.4);
        }
        .category-breadcrumb .current {
            color: var(--brand-secondary-light);
            font-weight: 500;
        }
        .category-hero-content {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 48px;
            align-items: center;
        }
        .category-hero-text .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255,255,255,0.14);
            color: #fff;
            padding: 8px 18px;
            border-radius: 30px;
            font-size: 0.85rem;
            font-weight: 500;
            margin-bottom: 18px;
            letter-spacing: 0.03em;
            border: 1px solid rgba(255,255,255,0.2);
        }
        .category-hero-text h1 {
            font-size: 2.9rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.02em;
            line-height: 1.2;
            margin-bottom: 18px;
        }
        .category-hero-text .hero-subtitle {
            font-size: 1.1rem;
            color: rgba(255,255,255,0.88);
            line-height: 1.8;
            margin-bottom: 28px;
            max-width: 520px;
        }
        .group-progress {
            background: rgba(255,255,255,0.12);
            border-radius: var(--brand-radius-md);
            padding: 18px 22px;
            margin-bottom: 24px;
            border: 1px solid rgba(255,255,255,0.18);
            backdrop-filter: blur(8px);
        }
        .group-progress .progress-label {
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: rgba(255,255,255,0.9);
            font-size: 0.88rem;
            font-weight: 500;
            margin-bottom: 8px;
        }
        .group-progress .progress-label strong {
            color: var(--brand-secondary-light);
            font-size: 1.05rem;
        }
        .group-progress .progress {
            height: 8px;
            background: rgba(255,255,255,0.18);
            border-radius: 10px;
            overflow: hidden;
        }
        .group-progress .progress-bar {
            background: linear-gradient(90deg, #E5C9B0, #C8956C);
            border-radius: 10px;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }
        .btn-hero-primary {
            background: #fff;
            color: var(--brand-primary);
            border: none;
            padding: 14px 32px;
            border-radius: 30px;
            font-weight: 700;
            font-size: 1rem;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            transition: var(--brand-transition);
            box-shadow: 0 6px 20px rgba(0,0,0,0.18);
        }
        .btn-hero-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 30px rgba(0,0,0,0.25);
            color: var(--brand-primary-dark);
        }
        .btn-hero-outline {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255,255,255,0.55);
            padding: 12px 28px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 0.95rem;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--brand-transition);
        }
        .btn-hero-outline:hover {
            border-color: #fff;
            background: rgba(255,255,255,0.1);
            color: #fff;
        }
        .category-hero-image {
            position: relative;
            border-radius: var(--brand-radius-lg);
            overflow: hidden;
            box-shadow: 0 20px 60px rgba(0,0,0,0.28);
            border: 3px solid rgba(255,255,255,0.2);
        }
        .category-hero-image img {
            width: 100%;
            height: 380px;
            object-fit: cover;
        }
        .hero-image-tag {
            position: absolute;
            bottom: 16px;
            left: 16px;
            background: rgba(26,14,20,0.82);
            color: #fff;
            padding: 8px 16px;
            border-radius: 20px;
            font-size: 0.82rem;
            font-weight: 500;
            backdrop-filter: blur(8px);
        }
        /* Sections */
        .category-section {
            padding: 72px 0;
            position: relative;
        }
        .category-section.alt-bg {
            background: var(--brand-bg-warm);
        }
        .section-title-block {
            margin-bottom: 44px;
        }
        .section-title-block .section-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--brand-gradient-soft);
            color: var(--brand-primary);
            padding: 6px 16px;
            border-radius: 22px;
            font-size: 0.82rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            margin-bottom: 14px;
        }
        .section-title-block h2 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--brand-text);
            letter-spacing: -0.02em;
            margin-bottom: 12px;
        }
        .section-title-block p {
            color: var(--brand-text-light);
            font-size: 1rem;
            max-width: 620px;
            margin-bottom: 0;
        }
        /* Value Cards */
        .value-card {
            background: var(--brand-card);
            border-radius: var(--brand-radius-lg);
            padding: 30px 24px;
            border: 1px solid var(--brand-border);
            box-shadow: var(--brand-shadow-sm);
            transition: var(--brand-transition);
            height: 100%;
            text-align: center;
        }
        .value-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--brand-shadow-lg);
            border-color: var(--brand-secondary-light);
        }
        .value-card .value-icon {
            width: 60px;
            height: 60px;
            border-radius: 16px;
            background: var(--brand-gradient-soft);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            color: var(--brand-primary);
            font-size: 1.5rem;
            transition: var(--brand-transition);
        }
        .value-card:hover .value-icon {
            background: var(--brand-gradient);
            color: #fff;
        }
        .value-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--brand-text);
        }
        .value-card p {
            font-size: 0.9rem;
            color: var(--brand-text-light);
            margin-bottom: 0;
            line-height: 1.7;
        }
        /* Scenario Cards */
        .scenario-card {
            background: var(--brand-card);
            border-radius: var(--brand-radius-lg);
            overflow: hidden;
            border: 1px solid var(--brand-border);
            box-shadow: var(--brand-shadow-sm);
            transition: var(--brand-transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .scenario-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--brand-shadow-md);
        }
        .scenario-card .scenario-img {
            height: 200px;
            overflow: hidden;
            position: relative;
        }
        .scenario-card .scenario-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--brand-transition);
        }
        .scenario-card:hover .scenario-img img {
            transform: scale(1.05);
        }
        .scenario-card .scenario-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(26,14,20,0.8);
            color: #fff;
            padding: 5px 14px;
            border-radius: 16px;
            font-size: 0.78rem;
            font-weight: 600;
            backdrop-filter: blur(6px);
        }
        .scenario-card .scenario-body {
            padding: 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .scenario-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--brand-text);
        }
        .scenario-card p {
            font-size: 0.9rem;
            color: var(--brand-text-light);
            margin-bottom: 18px;
            flex: 1;
            line-height: 1.7;
        }
        .scenario-card .scenario-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--brand-primary);
            font-weight: 600;
            font-size: 0.88rem;
            transition: var(--brand-transition);
        }
        .scenario-card .scenario-link:hover {
            color: var(--brand-primary-dark);
            gap: 10px;
        }
        /* Rank List */
        .rank-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .rank-item {
            display: flex;
            align-items: center;
            gap: 18px;
            background: var(--brand-card);
            border-radius: var(--brand-radius-md);
            padding: 16px 20px;
            margin-bottom: 12px;
            border: 1px solid var(--brand-border);
            box-shadow: var(--brand-shadow-sm);
            transition: var(--brand-transition);
        }
        .rank-item:hover {
            box-shadow: var(--brand-shadow-md);
            border-color: var(--brand-secondary-light);
        }
        .rank-item .rank-number {
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: var(--brand-gradient-soft);
            color: var(--brand-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.05rem;
            flex-shrink: 0;
        }
        .rank-item .rank-info {
            flex: 1;
        }
        .rank-item .rank-info h4 {
            font-size: 0.98rem;
            font-weight: 700;
            margin-bottom: 4px;
            color: var(--brand-text);
        }
        .rank-item .rank-info p {
            font-size: 0.84rem;
            color: var(--brand-muted);
            margin-bottom: 0;
        }
        .rank-item .rank-tag {
            background: var(--brand-bg-warm);
            color: var(--brand-primary);
            padding: 4px 14px;
            border-radius: 16px;
            font-size: 0.8rem;
            font-weight: 600;
            white-space: nowrap;
        }
        /* Testimonial */
        .testimonial-card {
            background: var(--brand-card);
            border-radius: var(--brand-radius-lg);
            padding: 28px;
            border: 1px solid var(--brand-border);
            box-shadow: var(--brand-shadow-sm);
            height: 100%;
            transition: var(--brand-transition);
        }
        .testimonial-card:hover {
            box-shadow: var(--brand-shadow-md);
        }
        .testimonial-card .stars {
            color: #E8A87C;
            margin-bottom: 14px;
            font-size: 0.95rem;
        }
        .testimonial-card blockquote {
            font-size: 0.94rem;
            color: var(--brand-text);
            line-height: 1.8;
            margin-bottom: 18px;
            font-style: italic;
        }
        .testimonial-card .testimonial-user {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .testimonial-card .testimonial-user .avatar {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: var(--brand-gradient);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 0.95rem;
        }
        .testimonial-card .testimonial-user .user-info strong {
            display: block;
            font-size: 0.9rem;
            color: var(--brand-text);
        }
        .testimonial-card .testimonial-user .user-info span {
            font-size: 0.8rem;
            color: var(--brand-muted);
        }
        /* News List */
        .news-section {
            background: var(--brand-card);
            border-radius: var(--brand-radius-lg);
            padding: 36px 28px;
            border: 1px solid var(--brand-border);
            box-shadow: var(--brand-shadow-md);
        }
        .news-item {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            padding: 16px 0;
            border-bottom: 1px solid var(--brand-border);
            transition: var(--brand-transition);
        }
        .news-item:last-child {
            border-bottom: none;
        }
        .news-item:hover {
            padding-left: 8px;
        }
        .news-item .news-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--brand-secondary);
            flex-shrink: 0;
            margin-top: 8px;
        }
        .news-item .news-info {
            flex: 1;
            min-width: 0;
        }
        .news-item .news-info a {
            font-weight: 600;
            color: var(--brand-text);
            font-size: 0.95rem;
            line-height: 1.5;
            transition: var(--brand-transition);
        }
        .news-item .news-info a:hover {
            color: var(--brand-primary);
        }
        .news-item .news-meta {
            display: flex;
            gap: 16px;
            font-size: 0.8rem;
            color: var(--brand-muted);
            margin-top: 6px;
            flex-wrap: wrap;
        }
        .news-empty {
            text-align: center;
            color: var(--brand-muted);
            padding: 30px 0;
            font-size: 0.95rem;
        }
        /* Assurance */
        .assurance-panel {
            background: var(--brand-gradient);
            border-radius: var(--brand-radius-xl);
            padding: 48px 40px;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .assurance-panel::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -40px;
            width: 260px;
            height: 260px;
            border-radius: 50%;
            background: rgba(255,255,255,0.05);
        }
        .assurance-panel .container {
            position: relative;
            z-index: 2;
        }
        .assurance-item {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 12px 0;
        }
        .assurance-item .assurance-icon {
            width: 48px;
            height: 48px;
            border-radius: 14px;
            background: rgba(255,255,255,0.14);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            flex-shrink: 0;
        }
        .assurance-item h4 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 2px;
        }
        .assurance-item p {
            font-size: 0.84rem;
            color: rgba(255,255,255,0.82);
            margin-bottom: 0;
        }
        /* FAQ */
        .faq-list .accordion-item {
            border: 1px solid var(--brand-border);
            border-radius: var(--brand-radius-md) !important;
            overflow: hidden;
            margin-bottom: 12px;
            background: var(--brand-card);
            box-shadow: var(--brand-shadow-sm);
            transition: var(--brand-transition);
        }
        .faq-list .accordion-item:hover {
            box-shadow: var(--brand-shadow-md);
        }
        .faq-list .accordion-button {
            font-weight: 600;
            color: var(--brand-text);
            font-size: 0.98rem;
            padding: 18px 22px;
            background: var(--brand-card);
            border: none;
            box-shadow: none;
            transition: var(--brand-transition);
        }
        .faq-list .accordion-button:not(.collapsed) {
            color: var(--brand-primary);
            background: var(--brand-gradient-soft);
        }
        .faq-list .accordion-button:focus {
            box-shadow: none;
            border-color: var(--brand-secondary);
        }
        .faq-list .accordion-body {
            color: var(--brand-text-light);
            font-size: 0.9rem;
            padding: 16px 22px 20px;
            line-height: 1.8;
        }
        /* Bottom CTA */
        .bottom-cta {
            background: var(--brand-gradient);
            border-radius: var(--brand-radius-xl);
            padding: 56px 40px;
            color: #fff;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .bottom-cta::after {
            content: '';
            position: absolute;
            top: -60px;
            left: -30px;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background: rgba(255,255,255,0.06);
        }
        .bottom-cta h2 {
            font-size: 2rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }
        .bottom-cta p {
            color: rgba(255,255,255,0.88);
            font-size: 1.05rem;
            margin-bottom: 28px;
            max-width: 520px;
            margin-left: auto;
            margin-right: auto;
        }
        .bottom-cta .btn-white {
            background: #fff;
            color: var(--brand-primary);
            border: none;
            padding: 14px 36px;
            border-radius: 30px;
            font-weight: 700;
            font-size: 1rem;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            transition: var(--brand-transition);
            box-shadow: 0 6px 20px rgba(0,0,0,0.18);
        }
        .bottom-cta .btn-white:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 32px rgba(0,0,0,0.25);
            color: var(--brand-primary-dark);
        }
        /* Footer */
        .site-footer {
            background: var(--brand-darker);
            color: rgba(255,255,255,0.72);
            padding: 56px 0 0;
            margin-top: 0;
        }
        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.3rem;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-brand .brand-mark {
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: var(--brand-gradient);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1rem;
            font-weight: 800;
        }
        .footer-about {
            font-size: 0.88rem;
            line-height: 1.8;
            color: rgba(255,255,255,0.6);
            max-width: 320px;
        }
        .footer-heading {
            font-size: 0.9rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.03em;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            color: rgba(255,255,255,0.6);
            font-size: 0.88rem;
            transition: var(--brand-transition);
        }
        .footer-links a:hover {
            color: var(--brand-secondary-light);
            padding-left: 4px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.08);
            margin-top: 40px;
            padding: 18px 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 0.82rem;
            color: rgba(255,255,255,0.45);
        }
        /* Responsive */
        @media (max-width: 1024px) {
            .category-hero {
                padding: 56px 0 72px;
            }
            .category-hero-content {
                grid-template-columns: 1fr;
                gap: 36px;
            }
            .category-hero-text h1 {
                font-size: 2.4rem;
            }
            .category-hero-image img {
                height: 300px;
            }
            .category-section {
                padding: 56px 0;
            }
        }
        @media (max-width: 768px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .category-hero {
                padding: 44px 0 56px;
                border-radius: 0 0 var(--brand-radius-lg) var(--brand-radius-lg);
            }
            .category-hero-text h1 {
                font-size: 1.9rem;
            }
            .category-hero-text .hero-subtitle {
                font-size: 0.95rem;
            }
            .hero-actions {
                flex-direction: column;
            }
            .btn-hero-primary,
            .btn-hero-outline {
                justify-content: center;
                width: 100%;
            }
            .category-hero-image img {
                height: 220px;
            }
            .category-section {
                padding: 44px 0;
            }
            .section-title-block h2 {
                font-size: 1.6rem;
            }
            .bottom-cta {
                padding: 40px 24px;
            }
            .bottom-cta h2 {
                font-size: 1.5rem;
            }
            .assurance-panel {
                padding: 36px 24px;
                border-radius: var(--brand-radius-lg);
            }
            .header-top-bar {
                font-size: 0.72rem;
            }
            .header-top-bar .trend-tag {
                font-size: 0.7rem;
            }
            .header-search {
                display: none;
            }
        }
        @media (max-width: 520px) {
            .category-hero-text h1 {
                font-size: 1.6rem;
            }
            .category-hero {
                padding: 32px 0 44px;
            }
            .category-breadcrumb {
                font-size: 0.78rem;
                margin-bottom: 18px;
            }
            .category-hero-image img {
                height: 180px;
            }
            .section-title-block h2 {
                font-size: 1.4rem;
            }
            .value-card {
                padding: 22px 16px;
            }
            .testimonial-card {
                padding: 20px;
            }
            .news-section {
                padding: 24px 16px;
            }
            .rank-item {
                flex-wrap: wrap;
                gap: 10px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}