/* roulang page: index */
:root {
            --sf-primary: #A93226;
            --sf-primary-hover: #8B2A22;
            --sf-accent: #F0A030;
            --sf-bg: #F7F3EB;
            --sf-card: #FFFFFF;
            --sf-light-gray: #F0EDE4;
            --sf-text: #323232;
            --sf-text-weak: #6B6860;
            --sf-border: #E3DDD2;
            --sf-light-red: #F9E4DE;
            --sf-dark-footer: #2B2B28;
            --sf-footer-text: #CFC9BD;
            --sf-radius: 14px;
            --sf-radius-sm: 8px;
            --sf-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
            --sf-shadow-hover: 0 6px 18px rgba(0, 0, 0, 0.12);
            --sf-btn-shadow: 0 2px 8px rgba(169, 50, 38, 0.22);
            --sf-gutter: 24px;
            --sf-section-padding: 64px;
            --sf-transition: all 0.25s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            background-color: var(--sf-bg);
            color: var(--sf-text);
            font-size: 16px;
            line-height: 1.85;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a:hover {
            color: var(--sf-primary-hover);
            text-decoration: none;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--sf-primary);
            outline-offset: 2px;
        }

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

        .container {
            max-width: 1160px;
            padding-left: var(--sf-gutter);
            padding-right: var(--sf-gutter);
        }

        .section {
            padding: var(--sf-section-padding) 0;
            position: relative;
        }

        .section-alt {
            background-color: var(--sf-light-gray);
        }

        .section-tight {
            padding: 40px 0;
        }

        .section-title {
            font-size: 26px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--sf-text);
            margin-bottom: 0.8rem;
            letter-spacing: 0.5px;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--sf-text-weak);
            line-height: 1.8;
            margin-bottom: 2rem;
            max-width: 780px;
        }

        .section-tag {
            display: inline-block;
            background-color: var(--sf-light-red);
            color: var(--sf-primary);
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 0.75rem;
            letter-spacing: 0.5px;
        }

        .gutter-row {
            gap: var(--sf-gutter);
        }

        /* Header & Navigation */
        .site-header {
            background-color: var(--sf-card);
            border-bottom: 1px solid var(--sf-border);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 1px 6px rgba(0, 0, 0, 0.05);
        }

        .brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 0;
        }

        .brand-lockup {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 20px;
            color: var(--sf-primary);
            letter-spacing: 1px;
        }

        .brand-lockup:hover {
            color: var(--sf-primary-hover);
        }

        .brand-lockup .brand-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background-color: var(--sf-primary);
            color: #fff;
            border-radius: 8px;
            font-size: 20px;
        }

        .brand-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .brand-actions .icon-btn {
            background: none;
            border: none;
            color: var(--sf-text-weak);
            font-size: 20px;
            cursor: pointer;
            padding: 6px;
            border-radius: 6px;
            transition: var(--sf-transition);
        }

        .brand-actions .icon-btn:hover {
            color: var(--sf-primary);
            background-color: var(--sf-light-red);
        }

        .btn-sm-outline {
            background-color: transparent;
            border: 1px solid var(--sf-primary);
            color: var(--sf-primary);
            border-radius: var(--sf-radius-sm);
            padding: 6px 16px;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--sf-transition);
            white-space: nowrap;
        }

        .btn-sm-outline:hover {
            background-color: var(--sf-light-red);
            color: var(--sf-primary-hover);
        }

        .nav-icon-bar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-top: 1px solid var(--sf-border);
            padding: 8px 0;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
        }

        .nav-icon-grid {
            display: flex;
            align-items: center;
            gap: 8px;
            flex: 1;
            min-width: 0;
        }

        .nav-icon-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 4px;
            padding: 8px 16px;
            border-radius: 10px;
            color: var(--sf-text-weak);
            font-size: 13px;
            font-weight: 500;
            white-space: nowrap;
            transition: var(--sf-transition);
            min-width: 80px;
            position: relative;
            text-decoration: none;
        }

        .nav-icon-item i {
            font-size: 22px;
            transition: var(--sf-transition);
        }

        .nav-icon-item:hover {
            background-color: var(--sf-light-red);
            color: var(--sf-primary);
        }

        .nav-icon-item.active {
            background-color: var(--sf-primary);
            color: #fff;
        }

        .nav-icon-item.active i {
            color: #fff;
        }

        .navbar-toggler {
            display: none;
            border: 1px solid var(--sf-border);
            border-radius: 8px;
            padding: 8px 12px;
            background-color: transparent;
            color: var(--sf-text);
            font-size: 22px;
            cursor: pointer;
        }

        .mobile-nav-panel {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            background-color: var(--sf-card);
            border-bottom: 1px solid var(--sf-border);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
            z-index: 999;
            padding: 16px;
        }

        .mobile-nav-panel.open {
            display: block;
        }

        .mobile-nav-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 8px;
        }

        .mobile-nav-grid .nav-icon-item {
            min-width: auto;
            padding: 12px 8px;
            background-color: var(--sf-light-gray);
            border-radius: 10px;
            flex-direction: column;
        }

        /* Hero */
        .hero-section {
            position: relative;
            background-image: url('/assets/images/f0304b28ca71fe4d.webp');
            background-size: cover;
            background-position: center;
            min-height: 65vh;
            display: flex;
            align-items: center;
            color: #fff;
            padding: 64px 0;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(43, 43, 40, 0.92) 0%, rgba(169, 50, 38, 0.82) 60%, rgba(43, 43, 40, 0.88) 100%);
        }

        .hero-section .container {
            position: relative;
            z-index: 2;
        }

        .hero-title {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.35;
            color: #fff;
            margin-bottom: 1rem;
            letter-spacing: 0.5px;
        }

        .hero-subtitle {
            font-size: 16px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.9);
            margin-bottom: 1.75rem;
            max-width: 620px;
        }

        .hero-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 2rem;
        }

        .hero-badge {
            background-color: rgba(255, 255, 255, 0.15);
            border: 1px solid rgba(255, 255, 255, 0.3);
            color: #fff;
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 6px;
            backdrop-filter: blur(4px);
        }

        .hero-badge i {
            font-size: 16px;
            color: var(--sf-accent);
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
        }

        .btn-primary-sf {
            background-color: var(--sf-primary);
            color: #fff;
            border: none;
            border-radius: var(--sf-radius-sm);
            padding: 12px 28px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            box-shadow: var(--sf-btn-shadow);
            transition: var(--sf-transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            letter-spacing: 0.5px;
        }

        .btn-primary-sf:hover {
            background-color: var(--sf-primary-hover);
            color: #fff;
            box-shadow: 0 4px 16px rgba(169, 50, 38, 0.35);
            transform: translateY(-1px);
        }

        .btn-secondary-sf {
            background-color: #fff;
            color: var(--sf-primary);
            border: 1px solid var(--sf-primary);
            border-radius: var(--sf-radius-sm);
            padding: 12px 28px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--sf-transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            letter-spacing: 0.5px;
        }

        .btn-secondary-sf:hover {
            background-color: var(--sf-light-red);
            color: var(--sf-primary-hover);
        }

        .hero-card {
            background-color: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.25);
            border-radius: var(--sf-radius);
            padding: 24px;
            color: #fff;
            backdrop-filter: blur(8px);
        }

        .hero-card h3 {
            font-size: 18px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 12px;
        }

        .hero-card p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.75;
            margin-bottom: 0;
        }

        /* KPI Board */
        .kpi-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--sf-gutter);
        }

        .kpi-item {
            background-color: var(--sf-card);
            border-radius: var(--sf-radius);
            padding: 24px 20px;
            text-align: center;
            box-shadow: var(--sf-shadow);
            border: 1px solid var(--sf-border);
            transition: var(--sf-transition);
        }

        .kpi-item:hover {
            box-shadow: var(--sf-shadow-hover);
            transform: translateY(-2px);
        }

        .kpi-number {
            font-size: 32px;
            font-weight: 700;
            color: var(--sf-primary);
            line-height: 1.2;
            margin-bottom: 6px;
            letter-spacing: 0.5px;
        }

        .kpi-label {
            font-size: 14px;
            color: var(--sf-text-weak);
            font-weight: 500;
        }

        /* Service Matrix */
        .service-matrix {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--sf-gutter);
        }

        .service-card {
            background-color: var(--sf-card);
            border-radius: var(--sf-radius);
            padding: 28px;
            box-shadow: var(--sf-shadow);
            border: 1px solid var(--sf-border);
            transition: var(--sf-transition);
            display: flex;
            flex-direction: column;
            height: 100%;
        }

        .service-card:hover {
            box-shadow: var(--sf-shadow-hover);
            transform: translateY(-4px);
            border-color: var(--sf-primary);
        }

        .service-card.wide {
            grid-column: span 2;
            flex-direction: row;
            align-items: flex-start;
            gap: 24px;
        }

        .service-card.wide .service-icon {
            flex-shrink: 0;
            width: 60px;
            height: 60px;
            font-size: 28px;
        }

        .service-card.wide .service-content {
            flex: 1;
        }

        .service-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            background-color: var(--sf-light-red);
            color: var(--sf-primary);
            border-radius: 10px;
            font-size: 22px;
            margin-bottom: 16px;
        }

        .service-card h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--sf-text);
            margin-bottom: 8px;
        }

        .service-card p {
            font-size: 14px;
            color: var(--sf-text-weak);
            line-height: 1.75;
            margin-bottom: 12px;
            flex: 1;
        }

        .service-card .service-link {
            font-size: 14px;
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            color: var(--sf-primary);
        }

        .service-card .service-link:hover {
            color: var(--sf-primary-hover);
        }

        /* Comparison */
        .comparison-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--sf-gutter);
        }

        .comparison-panel {
            border-radius: var(--sf-radius);
            padding: 32px;
            height: 100%;
        }

        .comparison-panel.without {
            background-color: var(--sf-light-gray);
            border: 1px solid var(--sf-border);
        }

        .comparison-panel.with {
            background-color: var(--sf-primary);
            color: #fff;
            border: 1px solid var(--sf-primary);
        }

        .comparison-panel h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .comparison-panel.without h3 {
            color: var(--sf-text);
        }

        .comparison-panel.with h3 {
            color: #fff;
        }

        .comparison-panel ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .comparison-panel li {
            padding: 10px 0;
            font-size: 15px;
            line-height: 1.6;
            display: flex;
            align-items: flex-start;
            gap: 10px;
            border-bottom: 1px solid rgba(0, 0, 0, 0.06);
        }

        .comparison-panel li:last-child {
            border-bottom: none;
        }

        .comparison-panel.without li {
            color: var(--sf-text-weak);
        }

        .comparison-panel.with li {
            color: rgba(255, 255, 255, 0.9);
        }

        .comparison-panel li i {
            font-size: 18px;
            margin-top: 2px;
            flex-shrink: 0;
        }

        .comparison-panel.without li i {
            color: #999;
        }

        .comparison-panel.with li i {
            color: var(--sf-accent);
        }

        /* Timeline */
        .timeline-row {
            display: flex;
            align-items: flex-start;
            justify-content: space-between;
            position: relative;
            padding: 20px 0;
            gap: 0;
        }

        .timeline-row::before {
            content: '';
            position: absolute;
            top: 28px;
            left: 0;
            right: 0;
            height: 2px;
            background-color: var(--sf-border);
        }

        .timeline-item {
            flex: 1;
            text-align: center;
            position: relative;
            padding: 0 12px;
            z-index: 1;
        }

        .timeline-dot {
            width: 18px;
            height: 18px;
            background-color: var(--sf-primary);
            border: 3px solid #fff;
            border-radius: 50%;
            margin: 0 auto 14px;
            box-shadow: 0 0 0 3px var(--sf-primary);
            position: relative;
            z-index: 2;
        }

        .timeline-year {
            font-size: 17px;
            font-weight: 700;
            color: var(--sf-primary);
            margin-bottom: 8px;
        }

        .timeline-desc {
            font-size: 13px;
            color: var(--sf-text-weak);
            line-height: 1.6;
        }

        /* Scene Cards */
        .scene-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--sf-gutter);
        }

        .scene-card {
            background-color: var(--sf-card);
            border-radius: var(--sf-radius);
            overflow: hidden;
            box-shadow: var(--sf-shadow);
            border: 1px solid var(--sf-border);
            transition: var(--sf-transition);
            height: 100%;
        }

        .scene-card:hover {
            box-shadow: var(--sf-shadow-hover);
            transform: translateY(-4px);
        }

        .scene-card.large {
            grid-row: span 2;
        }

        .scene-card img {
            width: 100%;
            height: 180px;
            object-fit: cover;
        }

        .scene-card.large img {
            height: 380px;
        }

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

        .scene-card h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--sf-text);
            margin-bottom: 8px;
        }

        .scene-card p {
            font-size: 13px;
            color: var(--sf-text-weak);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* News List */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .news-item {
            display: flex;
            gap: 16px;
            background-color: var(--sf-card);
            border-radius: var(--sf-radius);
            padding: 16px;
            box-shadow: var(--sf-shadow);
            border: 1px solid var(--sf-border);
            transition: var(--sf-transition);
            align-items: center;
        }

        .news-item:hover {
            box-shadow: var(--sf-shadow-hover);
            transform: translateX(4px);
        }

        .news-item img {
            width: 120px;
            height: 80px;
            object-fit: cover;
            border-radius: 8px;
            flex-shrink: 0;
        }

        .news-item .news-content {
            flex: 1;
            min-width: 0;
        }

        .news-item h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--sf-text);
            margin-bottom: 4px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .news-item .news-date {
            font-size: 12px;
            color: var(--sf-text-weak);
            margin-bottom: 4px;
        }

        .news-item p {
            font-size: 13px;
            color: var(--sf-text-weak);
            line-height: 1.6;
            margin-bottom: 0;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            max-width: 600px;
        }

        /* Guarantee */
        .guarantee-list {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--sf-gutter);
        }

        .guarantee-item {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            background-color: var(--sf-card);
            border-radius: var(--sf-radius-sm);
            padding: 16px;
            border: 1px solid var(--sf-border);
            transition: var(--sf-transition);
        }

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

        .guarantee-item i {
            font-size: 22px;
            color: var(--sf-primary);
            flex-shrink: 0;
            margin-top: 2px;
        }

        .guarantee-item h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--sf-text);
            margin-bottom: 4px;
        }

        .guarantee-item p {
            font-size: 13px;
            color: var(--sf-text-weak);
            line-height: 1.6;
            margin-bottom: 0;
        }

        /* Brand Intro */
        .brand-intro {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .brand-intro img {
            border-radius: var(--sf-radius);
            height: 320px;
            object-fit: cover;
            box-shadow: var(--sf-shadow);
        }

        .brand-intro .brand-text h2 {
            font-size: 24px;
            font-weight: 700;
            color: var(--sf-text);
            margin-bottom: 16px;
        }

        .brand-intro .brand-text p {
            font-size: 15px;
            color: var(--sf-text-weak);
            line-height: 1.85;
            margin-bottom: 14px;
        }

        .brand-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 12px;
        }

        .brand-tag {
            background-color: var(--sf-light-red);
            color: var(--sf-primary);
            padding: 5px 14px;
            border-radius: 16px;
            font-size: 13px;
            font-weight: 500;
        }

        /* City Chips */
        .city-chips {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: flex-start;
        }

        .city-chip {
            background-color: var(--sf-card);
            border: 1px solid var(--sf-border);
            border-radius: 24px;
            padding: 8px 20px;
            font-size: 14px;
            font-weight: 500;
            color: var(--sf-text-weak);
            cursor: pointer;
            transition: var(--sf-transition);
            letter-spacing: 0.3px;
        }

        .city-chip:hover {
            border-color: var(--sf-primary);
            color: var(--sf-primary);
            background-color: var(--sf-light-red);
        }

        .city-chip.active {
            background-color: var(--sf-primary);
            color: #fff;
            border-color: var(--sf-primary);
        }

        /* Quick Answers */
        .qa-compact {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }

        .qa-item {
            background-color: var(--sf-card);
            border-radius: var(--sf-radius-sm);
            padding: 16px 20px;
            border-left: 3px solid var(--sf-primary);
            box-shadow: var(--sf-shadow);
        }

        .qa-item .qa-q {
            font-size: 15px;
            font-weight: 600;
            color: var(--sf-text);
            margin-bottom: 4px;
        }

        .qa-item .qa-a {
            font-size: 13px;
            color: var(--sf-text-weak);
            line-height: 1.65;
            margin: 0;
        }

        /* FAQ Accordion */
        .accordion-sf .accordion-item {
            border: 1px solid var(--sf-border);
            border-radius: var(--sf-radius-sm) !important;
            margin-bottom: 10px;
            overflow: hidden;
            background-color: var(--sf-card);
            box-shadow: var(--sf-shadow);
        }

        .accordion-sf .accordion-button {
            background-color: var(--sf-card);
            color: var(--sf-text);
            font-weight: 600;
            font-size: 15px;
            padding: 16px 20px;
            border: none;
            box-shadow: none !important;
            transition: var(--sf-transition);
        }

        .accordion-sf .accordion-button:hover {
            background-color: var(--sf-light-red);
            color: var(--sf-primary);
        }

        .accordion-sf .accordion-button:not(.collapsed) {
            background-color: var(--sf-primary);
            color: #fff;
            border-bottom: 1px solid rgba(255, 255, 255, 0.2);
        }

        .accordion-sf .accordion-button:not(.collapsed)::after {
            filter: brightness(0) invert(1);
        }

        .accordion-sf .accordion-button::after {
            background-size: 16px;
            flex-shrink: 0;
        }

        .accordion-sf .accordion-body {
            font-size: 14px;
            color: var(--sf-text-weak);
            line-height: 1.75;
            padding: 16px 20px;
            background-color: var(--sf-card);
        }

        /* Form */
        .form-section {
            background-color: var(--sf-card);
            border-radius: var(--sf-radius);
            padding: 40px;
            box-shadow: var(--sf-shadow);
            border: 1px solid var(--sf-border);
        }

        .form-left {
            padding-right: 24px;
        }

        .form-left h2 {
            font-size: 22px;
            font-weight: 700;
            color: var(--sf-text);
            margin-bottom: 10px;
        }

        .form-left p {
            font-size: 15px;
            color: var(--sf-text-weak);
            line-height: 1.75;
            margin-bottom: 16px;
        }

        .trust-points {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .trust-points li {
            font-size: 14px;
            color: var(--sf-text-weak);
            line-height: 1.7;
            padding: 6px 0;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .trust-points li i {
            color: var(--sf-primary);
            font-size: 16px;
        }

        .form-control-sf {
            background-color: var(--sf-light-gray);
            border: 1px solid var(--sf-border);
            border-radius: var(--sf-radius-sm);
            padding: 12px 16px;
            font-size: 15px;
            color: var(--sf-text);
            transition: var(--sf-transition);
            width: 100%;
        }

        .form-control-sf:focus {
            border-color: var(--sf-primary);
            outline: none;
            box-shadow: 0 0 0 3px rgba(169, 50, 38, 0.1);
            background-color: #fff;
        }

        .form-label {
            font-size: 14px;
            font-weight: 500;
            color: var(--sf-text);
            margin-bottom: 6px;
            display: block;
        }

        .form-group {
            margin-bottom: 16px;
        }

        /* CTA Band */
        .cta-band {
            background-color: var(--sf-primary);
            border-radius: var(--sf-radius);
            padding: 36px 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }

        .cta-band .cta-title {
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 4px;
        }

        .cta-band .cta-text {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.85);
            margin: 0;
        }

        .btn-light-sf {
            background-color: #fff;
            color: var(--sf-primary);
            border: none;
            border-radius: var(--sf-radius-sm);
            padding: 12px 28px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--sf-transition);
            white-space: nowrap;
            letter-spacing: 0.5px;
        }

        .btn-light-sf:hover {
            background-color: #f8f6f0;
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
        }

        /* Footer */
        .site-footer {
            background-color: var(--sf-dark-footer);
            color: var(--sf-footer-text);
            padding: 48px 0 24px;
            margin-top: 48px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-brand {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }

        .footer-brand-desc {
            font-size: 13px;
            line-height: 1.7;
            color: var(--sf-footer-text);
            margin-bottom: 0;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 12px;
        }

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

        .footer-col li {
            margin-bottom: 6px;
        }

        .footer-col a {
            color: var(--sf-footer-text);
            font-size: 14px;
            transition: var(--sf-transition);
        }

        .footer-col a:hover {
            color: #fff;
        }

        .footer-col .footer-text-item {
            font-size: 14px;
            color: var(--sf-footer-text);
            margin-bottom: 6px;
            display: block;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding-top: 16px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 8px;
            font-size: 12px;
            color: rgba(207, 201, 189, 0.7);
        }

        .footer-bottom a {
            color: rgba(207, 201, 189, 0.7);
            font-size: 12px;
        }

        .footer-bottom a:hover {
            color: #fff;
        }

        .footer-bottom .sep {
            margin: 0 8px;
            color: rgba(207, 201, 189, 0.4);
        }

        /* Responsive */
        @media (max-width: 992px) {
            .service-matrix {
                grid-template-columns: repeat(2, 1fr);
            }

            .service-card.wide {
                grid-column: span 2;
            }

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

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

            .brand-intro {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .brand-intro img {
                height: 240px;
            }

            .qa-compact {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            :root {
                --sf-section-padding: 40px;
                --sf-gutter: 16px;
            }

            .hero-title {
                font-size: 26px;
            }

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

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

            .service-matrix {
                grid-template-columns: 1fr;
            }

            .service-card.wide {
                grid-column: span 1;
                flex-direction: column;
                gap: 0;
            }

            .service-card.wide .service-icon {
                margin-bottom: 16px;
            }

            .guarantee-list {
                grid-template-columns: 1fr;
            }

            .timeline-row {
                flex-direction: column;
                gap: 20px;
                align-items: stretch;
            }

            .timeline-row::before {
                display: none;
            }

            .timeline-item {
                display: flex;
                align-items: center;
                gap: 16px;
                text-align: left;
                padding: 0;
            }

            .timeline-dot {
                margin: 0;
                flex-shrink: 0;
            }

            .timeline-year {
                margin-bottom: 4px;
                min-width: 60px;
            }

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

            .scene-card.large {
                grid-row: span 1;
            }

            .scene-card.large img {
                height: 180px;
            }

            .news-item {
                flex-direction: column;
                align-items: flex-start;
            }

            .news-item img {
                width: 100%;
                height: 160px;
            }

            .better-item {
                flex-direction: column;
                align-items: flex-start;
            }

            .better-item img {
                width: 100%;
                height: 160px;
            }

            .form-section {
                padding: 24px;
            }

            .form-left {
                padding-right: 0;
                margin-bottom: 24px;
            }

            .cta-band {
                flex-direction: column;
                text-align: center;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }

            .brand-actions .btn-sm-outline {
                display: none;
            }

            .nav-icon-bar {
                position: relative;
            }

            .navbar-toggler {
                display: flex;
                align-items: center;
                justify-content: center;
                gap: 6px;
                font-size: 16px;
            }

            .nav-icon-grid {
                display: none;
            }

            .brand-row {
                padding: 10px 0;
            }
        }

        @media (max-width: 520px) {
            .kpi-grid {
                grid-template-columns: 1fr 1fr;
            }

            .kpi-number {
                font-size: 24px;
            }

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

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

            .hero-actions {
                flex-direction: column;
                align-items: stretch;
            }

            .hero-actions .btn {
                width: 100%;
                justify-content: center;
            }

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

        @media (max-width: 360px) {
            .kpi-grid {
                grid-template-columns: 1fr;
            }

            .mobile-nav-grid {
                grid-template-columns: 1fr;
            }
        }

/* roulang page: category1 */
:root {
            --sf-primary: #A93226;
            --sf-primary-hover: #8B2A22;
            --sf-accent: #F0A030;
            --sf-bg: #F7F3EB;
            --sf-card: #FFFFFF;
            --sf-light-gray: #F0EDE4;
            --sf-text: #323232;
            --sf-text-weak: #6B6860;
            --sf-border: #E3DDD2;
            --sf-light-red: #F9E4DE;
            --sf-dark-footer: #2B2B28;
            --sf-footer-text: #CFC9BD;
            --sf-radius: 14px;
            --sf-radius-sm: 8px;
            --sf-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
            --sf-shadow-hover: 0 6px 18px rgba(0, 0, 0, 0.12);
            --sf-btn-shadow: 0 2px 8px rgba(169, 50, 38, 0.22);
            --sf-gutter: 24px;
            --sf-section-padding: 64px;
            --sf-transition: all 0.25s ease;
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            background-color: var(--sf-bg);
            color: var(--sf-text);
            font-size: 16px;
            line-height: 1.85;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a:hover {
            color: var(--sf-primary-hover);
            text-decoration: none;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--sf-primary);
            outline-offset: 2px;
        }

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

        .container {
            max-width: 1160px;
            padding-left: var(--sf-gutter);
            padding-right: var(--sf-gutter);
        }

        .section {
            padding: var(--sf-section-padding) 0;
            position: relative;
        }

        .section-alt {
            background-color: var(--sf-light-gray);
        }

        .section-tight {
            padding: 40px 0;
        }

        .section-title {
            font-size: 26px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--sf-text);
            margin-bottom: 0.8rem;
            letter-spacing: 0.5px;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--sf-text-weak);
            line-height: 1.8;
            margin-bottom: 2rem;
            max-width: 780px;
        }

        .section-tag {
            display: inline-block;
            background-color: var(--sf-light-red);
            color: var(--sf-primary);
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 0.75rem;
            letter-spacing: 0.5px;
        }

        .gutter-row {
            gap: var(--sf-gutter);
        }

        /* Header & Navigation */
        .site-header {
            background-color: var(--sf-card);
            border-bottom: 1px solid var(--sf-border);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 1px 6px rgba(0, 0, 0, 0.05);
        }

        .brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 0;
        }

        .brand-lockup {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 20px;
            color: var(--sf-primary);
            letter-spacing: 1px;
        }

        .brand-lockup:hover {
            color: var(--sf-primary-hover);
        }

        .brand-lockup .brand-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background-color: var(--sf-primary);
            color: #fff;
            border-radius: 8px;
            font-size: 20px;
        }

        .brand-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .brand-actions .icon-btn {
            background: none;
            border: none;
            color: var(--sf-text-weak);
            font-size: 20px;
            cursor: pointer;
            padding: 6px;
            border-radius: 6px;
            transition: var(--sf-transition);
        }

        .brand-actions .icon-btn:hover {
            color: var(--sf-primary);
            background-color: var(--sf-light-red);
        }

        .btn-sm-outline {
            background-color: transparent;
            border: 1px solid var(--sf-primary);
            color: var(--sf-primary);
            border-radius: var(--sf-radius-sm);
            padding: 6px 16px;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--sf-transition);
            white-space: nowrap;
        }

        .btn-sm-outline:hover {
            background-color: var(--sf-light-red);
            color: var(--sf-primary-hover);
        }

        .nav-icon-bar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-top: 1px solid var(--sf-border);
            padding: 8px 0;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
        }

        .nav-icon-grid {
            display: flex;
            align-items: center;
            gap: 8px;
            flex: 1;
            min-width: 0;
        }

        .nav-icon-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 4px;
            padding: 8px 16px;
            border-radius: 10px;
            color: var(--sf-text-weak);
            font-size: 13px;
            font-weight: 500;
            white-space: nowrap;
            transition: var(--sf-transition);
            min-width: 80px;
            position: relative;
        }

        .nav-icon-item i {
            font-size: 20px;
            line-height: 1;
        }

        .nav-icon-item:hover {
            color: var(--sf-primary);
            background-color: var(--sf-light-red);
        }

        .nav-icon-item.active {
            color: #fff;
            background-color: var(--sf-primary);
            box-shadow: var(--sf-btn-shadow);
        }

        .nav-icon-item.active:hover {
            color: #fff;
            background-color: var(--sf-primary-hover);
        }

        .navbar-toggler {
            display: none;
            background: none;
            border: 1px solid var(--sf-border);
            border-radius: var(--sf-radius-sm);
            color: var(--sf-text);
            padding: 6px 14px;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--sf-transition);
            white-space: nowrap;
        }

        .navbar-toggler:hover {
            background-color: var(--sf-light-red);
            color: var(--sf-primary);
        }

        /* Breadcrumb */
        .breadcrumb-wrap {
            padding: 20px 0 0;
        }

        .breadcrumb-sf {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--sf-text-weak);
            list-style: none;
            margin: 0;
            padding: 0;
            flex-wrap: wrap;
        }

        .breadcrumb-sf li {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .breadcrumb-sf li+li::before {
            content: "/";
            color: var(--sf-border);
            font-weight: 400;
            margin-right: 8px;
        }

        .breadcrumb-sf a {
            color: var(--sf-text-weak);
        }

        .breadcrumb-sf a:hover {
            color: var(--sf-primary);
        }

        .breadcrumb-sf .current {
            color: var(--sf-primary);
            font-weight: 600;
        }

        /* Category Page Header */
        .category-header {
            padding: 24px 0 12px;
        }

        .category-header h1 {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.3;
            color: var(--sf-text);
            margin-bottom: 0.5rem;
            letter-spacing: 0.5px;
        }

        .category-intro {
            font-size: 16px;
            color: var(--sf-text-weak);
            line-height: 1.9;
            max-width: 820px;
            margin-bottom: 0;
        }

        /* Event List Cards */
        .event-list {
            display: flex;
            flex-direction: column;
            gap: 18px;
        }

        .event-card {
            display: flex;
            background-color: var(--sf-card);
            border-radius: var(--sf-radius);
            box-shadow: var(--sf-shadow);
            overflow: hidden;
            transition: var(--sf-transition);
            border: 1px solid var(--sf-border);
        }

        .event-card:hover {
            box-shadow: var(--sf-shadow-hover);
            transform: translateY(-3px);
        }

        .event-card-img {
            flex: 0 0 240px;
            min-height: 170px;
            overflow: hidden;
            position: relative;
        }

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

        .event-card:hover .event-card-img img {
            transform: scale(1.03);
        }

        .event-card-body {
            flex: 1;
            padding: 18px 22px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .event-card-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--sf-text);
            line-height: 1.4;
            margin-bottom: 6px;
        }

        .event-card-title a {
            color: var(--sf-text);
        }

        .event-card-title a:hover {
            color: var(--sf-primary);
        }

        .event-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 8px;
        }

        .event-badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 12px;
            font-weight: 600;
            padding: 3px 12px;
            border-radius: 20px;
            background-color: var(--sf-light-red);
            color: var(--sf-primary);
            white-space: nowrap;
        }

        .event-badge.date-badge {
            background-color: #FEF5E7;
            color: #B8741A;
        }

        .event-badge.venue-badge {
            background-color: #E8F0E8;
            color: #3D6B3D;
        }

        .event-badge.level-badge {
            background-color: #EDEBF8;
            color: #554F8A;
        }

        .event-excerpt {
            font-size: 14px;
            color: var(--sf-text-weak);
            line-height: 1.75;
            margin-bottom: 0;
        }

        .event-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--sf-primary);
            margin-top: 8px;
            transition: var(--sf-transition);
        }

        .event-link i {
            font-size: 14px;
            transition: var(--sf-transition);
        }

        .event-link:hover {
            color: var(--sf-primary-hover);
        }

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

        /* Small Data Board */
        .data-board {
            display: flex;
            gap: 20px;
            background-color: var(--sf-card);
            border-radius: var(--sf-radius);
            box-shadow: var(--sf-shadow);
            padding: 22px 28px;
            border: 1px solid var(--sf-border);
            flex-wrap: wrap;
        }

        .data-item {
            flex: 1;
            min-width: 140px;
            text-align: center;
            padding: 8px 12px;
            border-right: 1px solid var(--sf-border);
        }

        .data-item:last-child {
            border-right: none;
        }

        .data-number {
            font-size: 28px;
            font-weight: 700;
            color: var(--sf-primary);
            line-height: 1.2;
            letter-spacing: 0.5px;
        }

        .data-label {
            font-size: 13px;
            color: var(--sf-text-weak);
            font-weight: 500;
            margin-top: 4px;
        }

        /* Tag Cloud */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .tag-pill {
            display: inline-block;
            background-color: var(--sf-card);
            border: 1px solid var(--sf-border);
            border-radius: 24px;
            padding: 6px 18px;
            font-size: 14px;
            font-weight: 500;
            color: var(--sf-text-weak);
            cursor: pointer;
            transition: var(--sf-transition);
            white-space: nowrap;
        }

        .tag-pill:hover {
            background-color: var(--sf-light-red);
            border-color: var(--sf-primary);
            color: var(--sf-primary);
            transform: translateY(-1px);
        }

        /* Related Reading */
        .related-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .related-item {
            display: flex;
            align-items: center;
            gap: 16px;
            background-color: var(--sf-card);
            border-radius: var(--sf-radius-sm);
            padding: 12px 18px;
            border: 1px solid var(--sf-border);
            transition: var(--sf-transition);
        }

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

        .related-item i {
            font-size: 18px;
            color: var(--sf-primary);
            flex-shrink: 0;
        }

        .related-item span {
            font-size: 15px;
            font-weight: 500;
            color: var(--sf-text);
        }

        .related-item a {
            font-size: 15px;
            font-weight: 500;
            color: var(--sf-text);
            flex: 1;
        }

        .related-item a:hover {
            color: var(--sf-primary);
        }

        /* Subscribe CTA */
        .subscribe-bar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            background-color: var(--sf-card);
            border-radius: var(--sf-radius);
            box-shadow: var(--sf-shadow);
            padding: 22px 28px;
            border: 1px solid var(--sf-border);
            flex-wrap: wrap;
        }

        .subscribe-text {
            flex: 1;
            min-width: 220px;
        }

        .subscribe-text h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--sf-text);
            margin-bottom: 4px;
            line-height: 1.4;
        }

        .subscribe-text p {
            font-size: 14px;
            color: var(--sf-text-weak);
            margin-bottom: 0;
            line-height: 1.7;
        }

        .subscribe-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            align-items: center;
        }

        .subscribe-form input[type="email"] {
            border: 1px solid var(--sf-border);
            border-radius: var(--sf-radius-sm);
            padding: 9px 16px;
            font-size: 14px;
            font-family: inherit;
            background-color: var(--sf-bg);
            color: var(--sf-text);
            min-width: 220px;
            transition: var(--sf-transition);
        }

        .subscribe-form input[type="email"]:focus {
            border-color: var(--sf-primary);
            outline: none;
            box-shadow: 0 0 0 3px rgba(169, 50, 38, 0.1);
        }

        .btn-primary-sf {
            background-color: var(--sf-primary);
            border: none;
            color: #fff;
            border-radius: var(--sf-radius-sm);
            padding: 9px 24px;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--sf-transition);
            box-shadow: var(--sf-btn-shadow);
            white-space: nowrap;
            font-family: inherit;
        }

        .btn-primary-sf:hover {
            background-color: var(--sf-primary-hover);
            color: #fff;
            box-shadow: 0 4px 12px rgba(169, 50, 38, 0.3);
        }

        .btn-primary-sf:active {
            transform: translateY(1px);
            box-shadow: 0 1px 4px rgba(169, 50, 38, 0.2);
        }

        /* Footer */
        .site-footer {
            background-color: var(--sf-dark-footer);
            color: var(--sf-footer-text);
            padding: 48px 0 24px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-brand {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 1px;
            margin-bottom: 10px;
        }

        .footer-brand-desc {
            font-size: 14px;
            line-height: 1.8;
            color: var(--sf-footer-text);
            margin-bottom: 0;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }

        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul li a {
            color: var(--sf-footer-text);
            font-size: 14px;
            transition: var(--sf-transition);
        }

        .footer-col ul li a:hover {
            color: #fff;
        }

        .footer-text-item {
            display: block;
            font-size: 14px;
            color: var(--sf-footer-text);
            margin-bottom: 8px;
            line-height: 1.7;
        }

        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 14px;
            padding-top: 18px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 13px;
            color: rgba(207, 201, 189, 0.7);
        }

        .footer-bottom a {
            color: rgba(207, 201, 189, 0.85);
        }

        .footer-bottom a:hover {
            color: #fff;
        }

        .footer-bottom .sep {
            margin: 0 4px;
            color: rgba(207, 201, 189, 0.5);
        }

        /* Responsive */
        @media (max-width: 992px) {
            :root {
                --sf-section-padding: 48px;
            }

            .section-title {
                font-size: 22px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }

            .event-card-img {
                flex: 0 0 180px;
                min-height: 150px;
            }

            .data-item {
                min-width: 120px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --sf-section-padding: 40px;
                --sf-gutter: 16px;
            }

            .navbar-toggler {
                display: inline-block;
            }

            .nav-icon-grid {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background-color: var(--sf-card);
                border-bottom: 1px solid var(--sf-border);
                padding: 14px 16px;
                display: grid;
                grid-template-columns: repeat(3, 1fr);
                gap: 12px;
                box-shadow: 0 6px 18px rgba(0, 0, 0, 0.08);
                z-index: 100;
            }

            .nav-icon-grid.open {
                display: grid;
            }

            .nav-icon-bar {
                position: relative;
                flex-wrap: wrap;
            }

            .nav-icon-item {
                min-width: auto;
                padding: 10px 8px;
                border-radius: 8px;
            }

            .nav-icon-item i {
                font-size: 18px;
            }

            .event-card {
                flex-direction: column;
            }

            .event-card-img {
                flex: none;
                width: 100%;
                height: 180px;
                min-height: auto;
            }

            .event-card-body {
                padding: 16px 18px;
            }

            .data-board {
                flex-direction: column;
                gap: 12px;
                padding: 18px;
            }

            .data-item {
                border-right: none;
                border-bottom: 1px solid var(--sf-border);
                padding: 8px 0;
            }

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

            .subscribe-bar {
                flex-direction: column;
                align-items: stretch;
                text-align: left;
                padding: 20px;
            }

            .subscribe-form {
                flex-direction: column;
                align-items: stretch;
            }

            .subscribe-form input[type="email"] {
                min-width: auto;
                width: 100%;
            }

            .subscribe-form .btn-primary-sf {
                width: 100%;
            }

            .category-header h1 {
                font-size: 26px;
            }

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

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }
        }

        @media (max-width: 576px) {
            :root {
                --sf-section-padding: 36px;
            }

            .container {
                padding-left: 14px;
                padding-right: 14px;
            }

            .brand-row {
                flex-wrap: wrap;
                gap: 10px;
            }

            .brand-lockup {
                font-size: 17px;
            }

            .brand-lockup .brand-icon {
                width: 32px;
                height: 32px;
                font-size: 17px;
            }

            .btn-sm-outline {
                padding: 5px 12px;
                font-size: 13px;
            }

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

            .section-title {
                font-size: 20px;
            }

            .category-header h1 {
                font-size: 24px;
            }

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

            .tag-pill {
                padding: 5px 14px;
                font-size: 13px;
            }

            .data-number {
                font-size: 24px;
            }
        }

        @media (max-width: 360px) {
            .nav-icon-grid {
                grid-template-columns: 1fr;
            }

            .event-card-body {
                padding: 14px;
            }

            .event-card-title {
                font-size: 16px;
            }
        }

/* roulang page: category2 */
:root {
            --sf-primary: #A93226;
            --sf-primary-hover: #8B2A22;
            --sf-accent: #F0A030;
            --sf-bg: #F7F3EB;
            --sf-card: #FFFFFF;
            --sf-light-gray: #F0EDE4;
            --sf-text: #323232;
            --sf-text-weak: #6B6860;
            --sf-border: #E3DDD2;
            --sf-light-red: #F9E4DE;
            --sf-dark-footer: #2B2B28;
            --sf-footer-text: #CFC9BD;
            --sf-radius: 14px;
            --sf-radius-sm: 8px;
            --sf-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
            --sf-shadow-hover: 0 6px 18px rgba(0, 0, 0, 0.12);
            --sf-btn-shadow: 0 2px 8px rgba(169, 50, 38, 0.22);
            --sf-gutter: 24px;
            --sf-section-padding: 64px;
            --sf-transition: all 0.25s ease;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            background-color: var(--sf-bg);
            color: var(--sf-text);
            font-size: 16px;
            line-height: 1.85;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: var(--sf-primary);
            text-decoration: none;
            transition: var(--sf-transition);
        }
        a:hover {
            color: var(--sf-primary-hover);
            text-decoration: none;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--sf-primary);
            outline-offset: 2px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            max-width: 1160px;
            padding-left: var(--sf-gutter);
            padding-right: var(--sf-gutter);
        }
        .section {
            padding: var(--sf-section-padding) 0;
            position: relative;
        }
        .section-alt {
            background-color: var(--sf-light-gray);
        }
        .section-tight {
            padding: 40px 0;
        }
        .section-title {
            font-size: 26px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--sf-text);
            margin-bottom: 0.8rem;
            letter-spacing: 0.5px;
        }
        .section-subtitle {
            font-size: 16px;
            color: var(--sf-text-weak);
            line-height: 1.8;
            margin-bottom: 2rem;
            max-width: 780px;
        }
        .section-tag {
            display: inline-block;
            background-color: var(--sf-light-red);
            color: var(--sf-primary);
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 0.75rem;
            letter-spacing: 0.5px;
        }
        .gutter-row {
            gap: var(--sf-gutter);
        }
        /* Header & Navigation */
        .site-header {
            background-color: var(--sf-card);
            border-bottom: 1px solid var(--sf-border);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 1px 6px rgba(0, 0, 0, 0.05);
        }
        .brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 0;
        }
        .brand-lockup {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 20px;
            color: var(--sf-primary);
            letter-spacing: 1px;
        }
        .brand-lockup:hover {
            color: var(--sf-primary-hover);
        }
        .brand-lockup .brand-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background-color: var(--sf-primary);
            color: #fff;
            border-radius: 8px;
            font-size: 20px;
        }
        .brand-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .brand-actions .icon-btn {
            background: none;
            border: none;
            color: var(--sf-text-weak);
            font-size: 20px;
            cursor: pointer;
            padding: 6px;
            border-radius: 6px;
            transition: var(--sf-transition);
        }
        .brand-actions .icon-btn:hover {
            color: var(--sf-primary);
            background-color: var(--sf-light-red);
        }
        .btn-sm-outline {
            background-color: transparent;
            border: 1px solid var(--sf-primary);
            color: var(--sf-primary);
            border-radius: var(--sf-radius-sm);
            padding: 6px 16px;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--sf-transition);
            white-space: nowrap;
        }
        .btn-sm-outline:hover {
            background-color: var(--sf-light-red);
            color: var(--sf-primary-hover);
        }
        .nav-icon-bar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-top: 1px solid var(--sf-border);
            padding: 8px 0;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
        }
        .nav-icon-grid {
            display: flex;
            align-items: center;
            gap: 8px;
            flex: 1;
            min-width: 0;
        }
        .nav-icon-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 4px;
            padding: 8px 16px;
            border-radius: 10px;
            color: var(--sf-text-weak);
            font-size: 13px;
            font-weight: 500;
            white-space: nowrap;
            transition: var(--sf-transition);
            min-width: 80px;
        }
        .nav-icon-item i {
            font-size: 20px;
            line-height: 1;
        }
        .nav-icon-item span {
            font-size: 12px;
            letter-spacing: 0.5px;
        }
        .nav-icon-item:hover {
            color: var(--sf-primary);
            background-color: var(--sf-light-red);
        }
        .nav-icon-item.active {
            background-color: var(--sf-primary);
            color: #fff;
        }
        .nav-icon-item.active:hover {
            background-color: var(--sf-primary-hover);
            color: #fff;
        }
        .navbar-toggler {
            display: none;
            background: none;
            border: 1px solid var(--sf-border);
            color: var(--sf-text);
            font-size: 14px;
            padding: 8px 14px;
            border-radius: 8px;
            cursor: pointer;
            white-space: nowrap;
            flex-shrink: 0;
        }
        .navbar-toggler:hover {
            color: var(--sf-primary);
            border-color: var(--sf-primary);
        }
        /* Breadcrumb */
        .breadcrumb-wrap {
            background-color: var(--sf-light-gray);
            padding: 14px 0;
            border-bottom: 1px solid var(--sf-border);
        }
        .breadcrumb {
            margin: 0;
            padding: 0;
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            align-items: center;
            font-size: 14px;
            color: var(--sf-text-weak);
        }
        .breadcrumb li {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .breadcrumb li + li::before {
            content: "/";
            color: var(--sf-text-weak);
            margin-right: 8px;
        }
        .breadcrumb a {
            color: var(--sf-primary);
        }
        .breadcrumb a:hover {
            color: var(--sf-primary-hover);
        }
        .breadcrumb .current {
            color: var(--sf-text-weak);
            font-weight: 500;
        }
        /* Category Page Specific */
        .category-head {
            padding: 40px 0 24px;
        }
        .category-head h1 {
            font-size: 32px;
            font-weight: 700;
            color: var(--sf-text);
            margin-bottom: 8px;
            line-height: 1.3;
            letter-spacing: 1px;
        }
        .category-head .lead {
            font-size: 16px;
            color: var(--sf-text-weak);
            line-height: 1.9;
            max-width: 850px;
        }
        /* Course Cards */
        .course-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .course-card {
            background: var(--sf-card);
            border-radius: var(--sf-radius);
            box-shadow: var(--sf-shadow);
            overflow: hidden;
            display: flex;
            flex-direction: row;
            transition: var(--sf-transition);
            border: 1px solid var(--sf-border);
        }
        .course-card:hover {
            box-shadow: var(--sf-shadow-hover);
            transform: translateY(-2px);
        }
        .course-card .course-img {
            flex: 0 0 260px;
            max-width: 260px;
            min-height: 180px;
            position: relative;
            overflow: hidden;
            border-radius: var(--sf-radius) 0 0 var(--sf-radius);
        }
        .course-card .course-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
            inset: 0;
        }
        .course-card .course-body {
            padding: 20px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .course-card .course-body h3 {
            font-size: 19px;
            font-weight: 700;
            color: var(--sf-text);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .course-card .course-body .course-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
            margin-bottom: 10px;
            font-size: 13px;
            color: var(--sf-text-weak);
        }
        .course-card .course-body .course-meta .badge-tag {
            background-color: var(--sf-light-red);
            color: var(--sf-primary);
            padding: 2px 10px;
            border-radius: 14px;
            font-size: 12px;
            font-weight: 600;
        }
        .course-card .course-body .course-meta .meta-divider {
            width: 1px;
            height: 14px;
            background-color: var(--sf-border);
        }
        .course-card .course-body p {
            font-size: 15px;
            color: var(--sf-text-weak);
            line-height: 1.8;
            margin-bottom: 12px;
        }
        .course-card .course-body .course-link {
            font-weight: 600;
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .course-card .course-body .course-link i {
            font-size: 14px;
            transition: var(--sf-transition);
        }
        .course-card .course-body .course-link:hover i {
            transform: translateX(4px);
        }
        /* Data Strip */
        .data-strip {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            background-color: var(--sf-card);
            border: 1px solid var(--sf-border);
            border-radius: var(--sf-radius);
            padding: 20px 24px;
            box-shadow: var(--sf-shadow);
        }
        .data-strip .data-item {
            flex: 1 1 0;
            min-width: 140px;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }
        .data-strip .data-item .data-num {
            font-size: 26px;
            font-weight: 700;
            color: var(--sf-primary);
            line-height: 1.2;
        }
        .data-strip .data-item .data-label {
            font-size: 13px;
            color: var(--sf-text-weak);
        }
        .data-strip .data-divider {
            width: 1px;
            background-color: var(--sf-border);
            flex-shrink: 0;
        }
        /* Topic Tags */
        .topic-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }
        .topic-tags .topic-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background-color: var(--sf-card);
            border: 1px solid var(--sf-border);
            color: var(--sf-text);
            border-radius: 20px;
            padding: 8px 18px;
            font-size: 14px;
            font-weight: 500;
            cursor: pointer;
            transition: var(--sf-transition);
            white-space: nowrap;
        }
        .topic-tags .topic-tag:hover {
            background-color: var(--sf-light-red);
            border-color: var(--sf-primary);
            color: var(--sf-primary);
            transform: translateY(-1px);
        }
        .topic-tags .topic-tag i {
            font-size: 15px;
        }
        /* Related Reading */
        .related-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .related-list .related-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            background-color: var(--sf-card);
            border: 1px solid var(--sf-border);
            border-radius: var(--sf-radius-sm);
            padding: 14px 20px;
            transition: var(--sf-transition);
        }
        .related-list .related-item:hover {
            box-shadow: var(--sf-shadow);
            border-color: var(--sf-primary);
        }
        .related-list .related-item .related-title {
            font-weight: 600;
            font-size: 15px;
            color: var(--sf-text);
        }
        .related-list .related-item .related-arrow {
            color: var(--sf-primary);
            font-size: 18px;
            flex-shrink: 0;
        }
        /* Subscribe CTA */
        .subscribe-bar {
            background-color: var(--sf-dark-footer);
            border-radius: var(--sf-radius);
            padding: 24px 28px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
        }
        .subscribe-bar .subscribe-text {
            font-size: 16px;
            color: #fff;
            font-weight: 600;
            letter-spacing: 0.5px;
        }
        .subscribe-bar .subscribe-text i {
            color: var(--sf-accent);
            margin-right: 8px;
        }
        .subscribe-bar .subscribe-form {
            display: flex;
            gap: 10px;
            flex: 1 1 auto;
            max-width: 420px;
            min-width: 260px;
        }
        .subscribe-bar .subscribe-form input[type="email"] {
            flex: 1;
            border: 1px solid rgba(255, 255, 255, 0.25);
            background-color: rgba(255, 255, 255, 0.1);
            color: #fff;
            border-radius: var(--sf-radius-sm);
            padding: 10px 16px;
            font-size: 14px;
            transition: var(--sf-transition);
        }
        .subscribe-bar .subscribe-form input[type="email"]::placeholder {
            color: rgba(255, 255, 255, 0.6);
        }
        .subscribe-bar .subscribe-form input[type="email"]:focus {
            outline: none;
            border-color: var(--sf-accent);
            background-color: rgba(255, 255, 255, 0.15);
        }
        .subscribe-bar .subscribe-form .btn-subscribe {
            background-color: var(--sf-accent);
            color: var(--sf-text);
            border: none;
            border-radius: var(--sf-radius-sm);
            padding: 10px 22px;
            font-weight: 700;
            font-size: 14px;
            cursor: pointer;
            transition: var(--sf-transition);
            white-space: nowrap;
        }
        .subscribe-bar .subscribe-form .btn-subscribe:hover {
            background-color: #d98a20;
            color: #fff;
        }
        /* Footer */
        .site-footer {
            background-color: var(--sf-dark-footer);
            color: var(--sf-footer-text);
            padding: 48px 0 24px;
            margin-top: 20px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1.2fr 1.4fr;
            gap: 40px;
            margin-bottom: 36px;
        }
        .footer-brand {
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 1px;
            margin-bottom: 12px;
        }
        .footer-brand-desc {
            font-size: 14px;
            line-height: 1.8;
            color: var(--sf-footer-text);
            margin-bottom: 0;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col ul li a {
            color: var(--sf-footer-text);
            font-size: 14px;
            transition: var(--sf-transition);
        }
        .footer-col ul li a:hover {
            color: #fff;
        }
        .footer-text-item {
            display: block;
            font-size: 14px;
            color: var(--sf-footer-text);
            margin-bottom: 6px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: rgba(207, 201, 189, 0.7);
        }
        .footer-bottom a {
            color: rgba(207, 201, 189, 0.85);
        }
        .footer-bottom a:hover {
            color: #fff;
        }
        .footer-bottom .sep {
            margin: 0 6px;
            color: rgba(207, 201, 189, 0.4);
        }
        /* Responsive */
        @media (max-width: 991.98px) {
            :root {
                --sf-section-padding: 48px;
            }
            .nav-icon-grid {
                display: none;
                flex-direction: column;
                align-items: stretch;
                width: 100%;
            }
            .nav-icon-grid.show-mobile {
                display: flex;
            }
            .nav-icon-grid .nav-icon-item {
                flex-direction: row;
                justify-content: flex-start;
                gap: 12px;
                padding: 12px 16px;
                min-width: 0;
                border-bottom: 1px solid var(--sf-border);
                border-radius: 0;
            }
            .nav-icon-grid .nav-icon-item:last-child {
                border-bottom: none;
            }
            .nav-icon-grid .nav-icon-item i {
                font-size: 18px;
                width: 24px;
                text-align: center;
            }
            .nav-icon-grid .nav-icon-item span {
                font-size: 14px;
            }
            .navbar-toggler {
                display: inline-flex;
                align-items: center;
                gap: 6px;
            }
            .nav-icon-bar {
                flex-wrap: wrap;
            }
            .course-card .course-img {
                flex: 0 0 180px;
                max-width: 180px;
                min-height: 140px;
            }
            .course-card .course-body {
                padding: 16px 18px;
            }
            .course-card .course-body h3 {
                font-size: 17px;
            }
            .data-strip {
                gap: 12px;
                padding: 16px 18px;
            }
            .data-strip .data-divider {
                display: none;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .subscribe-bar {
                flex-direction: column;
                align-items: stretch;
            }
            .subscribe-bar .subscribe-form {
                max-width: none;
            }
        }
        @media (max-width: 767.98px) {
            :root {
                --sf-section-padding: 40px;
            }
            .course-card {
                flex-direction: column;
            }
            .course-card .course-img {
                flex: 0 0 auto;
                max-width: 100%;
                min-height: 200px;
                border-radius: var(--sf-radius) var(--sf-radius) 0 0;
            }
            .course-card .course-img img {
                position: absolute;
                inset: 0;
                width: 100%;
                height: 100%;
            }
            .course-card .course-body {
                padding: 16px 18px;
            }
            .data-strip {
                flex-direction: column;
                gap: 10px;
            }
            .data-strip .data-item {
                min-width: 0;
            }
            .topic-tags .topic-tag {
                padding: 6px 14px;
                font-size: 13px;
            }
            .subscribe-bar .subscribe-form {
                flex-direction: column;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }
            .category-head h1 {
                font-size: 26px;
            }
        }
        @media (max-width: 520px) {
            .course-card .course-img {
                min-height: 160px;
            }
            .course-card .course-body .course-meta {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }
            .course-card .course-body .course-meta .meta-divider {
                display: none;
            }
            .related-list .related-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
        }
        @media (max-width: 359.98px) {
            .course-card .course-img {
                min-height: 130px;
            }
            .topic-tags .topic-tag {
                padding: 5px 10px;
                font-size: 12px;
            }
            .brand-lockup {
                font-size: 17px;
            }
        }

/* roulang page: category3 */
:root {
            --sf-primary: #A93226;
            --sf-primary-hover: #8B2A22;
            --sf-accent: #F0A030;
            --sf-bg: #F7F3EB;
            --sf-card: #FFFFFF;
            --sf-light-gray: #F0EDE4;
            --sf-text: #323232;
            --sf-text-weak: #6B6860;
            --sf-border: #E3DDD2;
            --sf-light-red: #F9E4DE;
            --sf-dark-footer: #2B2B28;
            --sf-footer-text: #CFC9BD;
            --sf-radius: 14px;
            --sf-radius-sm: 8px;
            --sf-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
            --sf-shadow-hover: 0 6px 18px rgba(0, 0, 0, 0.12);
            --sf-btn-shadow: 0 2px 8px rgba(169, 50, 38, 0.22);
            --sf-gutter: 24px;
            --sf-section-padding: 64px;
            --sf-transition: all 0.25s ease;
        }

        @media (max-width: 768px) {
            :root {
                --sf-section-padding: 40px;
                --sf-gutter: 16px;
            }
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            background-color: var(--sf-bg);
            color: var(--sf-text);
            font-size: 16px;
            line-height: 1.85;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            color: var(--sf-primary);
            text-decoration: none;
            transition: var(--sf-transition);
        }
        a:hover {
            color: var(--sf-primary-hover);
            text-decoration: none;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--sf-primary);
            outline-offset: 2px;
        }

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

        .container {
            max-width: 1160px;
            padding-left: var(--sf-gutter);
            padding-right: var(--sf-gutter);
        }

        .section {
            padding: var(--sf-section-padding) 0;
            position: relative;
        }
        .section-alt {
            background-color: var(--sf-light-gray);
        }
        .section-tight {
            padding: 40px 0;
        }

        .section-title {
            font-size: 26px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--sf-text);
            margin-bottom: 0.8rem;
            letter-spacing: 0.5px;
        }
        .section-subtitle {
            font-size: 16px;
            color: var(--sf-text-weak);
            line-height: 1.8;
            margin-bottom: 2rem;
            max-width: 780px;
        }
        .section-tag {
            display: inline-block;
            background-color: var(--sf-light-red);
            color: var(--sf-primary);
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 0.75rem;
            letter-spacing: 0.5px;
        }

        .gutter-row {
            gap: var(--sf-gutter);
        }

        /* Header & Navigation */
        .site-header {
            background-color: var(--sf-card);
            border-bottom: 1px solid var(--sf-border);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 1px 6px rgba(0, 0, 0, 0.05);
        }
        .brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 0;
        }
        .brand-lockup {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 20px;
            color: var(--sf-primary);
            letter-spacing: 1px;
        }
        .brand-lockup:hover {
            color: var(--sf-primary-hover);
        }
        .brand-lockup .brand-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background-color: var(--sf-primary);
            color: #fff;
            border-radius: 8px;
            font-size: 20px;
        }
        .brand-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .brand-actions .icon-btn {
            background: none;
            border: none;
            color: var(--sf-text-weak);
            font-size: 20px;
            cursor: pointer;
            padding: 6px;
            border-radius: 6px;
            transition: var(--sf-transition);
        }
        .brand-actions .icon-btn:hover {
            color: var(--sf-primary);
            background-color: var(--sf-light-red);
        }
        .btn-sm-outline {
            background-color: transparent;
            border: 1px solid var(--sf-primary);
            color: var(--sf-primary);
            border-radius: var(--sf-radius-sm);
            padding: 6px 16px;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--sf-transition);
            white-space: nowrap;
        }
        .btn-sm-outline:hover {
            background-color: var(--sf-light-red);
            color: var(--sf-primary-hover);
        }

        .nav-icon-bar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-top: 1px solid var(--sf-border);
            padding: 8px 0;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            position: relative;
        }
        .nav-icon-grid {
            display: flex;
            align-items: center;
            gap: 8px;
            flex: 1;
            min-width: 0;
        }
        .nav-icon-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 4px;
            padding: 8px 16px;
            border-radius: 10px;
            color: var(--sf-text-weak);
            font-size: 13px;
            font-weight: 500;
            white-space: nowrap;
            transition: var(--sf-transition);
            min-width: 80px;
            position: relative;
        }
        .nav-icon-item i {
            font-size: 20px;
            line-height: 1.2;
        }
        .nav-icon-item:hover {
            color: var(--sf-primary);
            background-color: var(--sf-light-red);
        }
        .nav-icon-item.active {
            color: #fff;
            background-color: var(--sf-primary);
        }
        .nav-icon-item.active:hover {
            color: #fff;
            background-color: var(--sf-primary-hover);
        }

        .navbar-toggler {
            display: none;
            background: none;
            border: 1px solid var(--sf-border);
            color: var(--sf-text);
            font-size: 14px;
            padding: 8px 14px;
            border-radius: var(--sf-radius-sm);
            cursor: pointer;
            transition: var(--sf-transition);
            white-space: nowrap;
        }
        .navbar-toggler:hover {
            background-color: var(--sf-light-red);
            color: var(--sf-primary);
        }

        @media (max-width: 991px) {
            .navbar-toggler {
                display: inline-block;
            }
            .nav-icon-grid {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background-color: var(--sf-card);
                flex-direction: column;
                align-items: stretch;
                gap: 4px;
                padding: 12px;
                border: 1px solid var(--sf-border);
                border-radius: var(--sf-radius);
                box-shadow: var(--sf-shadow-hover);
                z-index: 999;
            }
            .nav-icon-grid.open {
                display: flex;
            }
            .nav-icon-item {
                flex-direction: row;
                justify-content: flex-start;
                gap: 12px;
                padding: 10px 14px;
                min-width: auto;
                font-size: 14px;
            }
            .nav-icon-item i {
                font-size: 18px;
            }
        }

        /* Breadcrumb */
        .breadcrumb-wrap {
            background-color: var(--sf-light-gray);
            border-bottom: 1px solid var(--sf-border);
            padding: 18px 0;
        }
        .breadcrumb-custom {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--sf-text-weak);
            margin: 0;
            padding: 0;
            list-style: none;
        }
        .breadcrumb-custom a {
            color: var(--sf-primary);
            font-weight: 500;
        }
        .breadcrumb-custom .separator {
            color: var(--sf-border);
        }
        .breadcrumb-custom .current {
            color: var(--sf-text);
            font-weight: 600;
        }

        /* Category H1 */
        .category-header {
            padding: 48px 0 28px;
            background-color: var(--sf-bg);
        }
        .category-h1 {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.3;
            color: var(--sf-text);
            margin-bottom: 12px;
            letter-spacing: 1px;
        }
        .category-intro {
            font-size: 16px;
            color: var(--sf-text-weak);
            line-height: 1.9;
            max-width: 820px;
            margin-bottom: 0;
        }

        /* Venue Cards */
        .venue-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--sf-gutter);
        }
        .venue-card {
            background-color: var(--sf-card);
            border-radius: var(--sf-radius);
            overflow: hidden;
            box-shadow: var(--sf-shadow);
            transition: var(--sf-transition);
            display: flex;
            flex-direction: column;
            border: 1px solid var(--sf-border);
        }
        .venue-card:hover {
            box-shadow: var(--sf-shadow-hover);
            transform: translateY(-2px);
        }
        .venue-card-img {
            height: 180px;
            overflow: hidden;
            background-color: var(--sf-light-gray);
        }
        .venue-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .venue-card-body {
            padding: 18px 20px 20px;
            display: flex;
            flex-direction: column;
            gap: 10px;
            flex: 1;
        }
        .venue-card-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--sf-text);
            line-height: 1.4;
            margin: 0;
        }
        .venue-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }
        .venue-tag {
            display: inline-block;
            background-color: var(--sf-light-gray);
            color: var(--sf-text-weak);
            padding: 2px 10px;
            border-radius: 14px;
            font-size: 12px;
            font-weight: 500;
        }
        .venue-tag.highlight {
            background-color: var(--sf-light-red);
            color: var(--sf-primary);
        }
        .venue-card-desc {
            font-size: 14px;
            color: var(--sf-text-weak);
            line-height: 1.75;
            margin: 0;
            flex: 1;
        }
        .venue-card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--sf-primary);
            align-self: flex-start;
        }
        .venue-card-link:hover {
            color: var(--sf-primary-hover);
        }

        @media (max-width: 991px) {
            .venue-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 576px) {
            .venue-grid {
                grid-template-columns: 1fr;
            }
            .category-h1 {
                font-size: 26px;
            }
            .venue-card-img {
                height: 160px;
            }
        }

        /* Small Data Strip */
        .data-strip {
            background-color: var(--sf-card);
            border: 1px solid var(--sf-border);
            border-radius: var(--sf-radius);
            padding: 24px 28px;
            display: flex;
            align-items: stretch;
            gap: 20px;
            box-shadow: var(--sf-shadow);
        }
        .data-strip-item {
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 4px;
            padding: 0 8px;
            border-right: 1px solid var(--sf-border);
        }
        .data-strip-item:last-child {
            border-right: none;
        }
        .data-strip-number {
            font-size: 28px;
            font-weight: 700;
            color: var(--sf-primary);
            line-height: 1.2;
            letter-spacing: 1px;
        }
        .data-strip-label {
            font-size: 13px;
            color: var(--sf-text-weak);
            line-height: 1.5;
        }

        @media (max-width: 576px) {
            .data-strip {
                flex-direction: column;
                gap: 12px;
                padding: 20px;
            }
            .data-strip-item {
                border-right: none;
                border-bottom: 1px solid var(--sf-border);
                padding: 0 0 12px;
            }
            .data-strip-item:last-child {
                border-bottom: none;
                padding-bottom: 0;
            }
            .data-strip-number {
                font-size: 22px;
            }
        }

        /* Topic Tags */
        .topic-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .topic-btn {
            display: inline-block;
            background-color: var(--sf-card);
            border: 1px solid var(--sf-border);
            color: var(--sf-text);
            padding: 8px 18px;
            border-radius: 24px;
            font-size: 14px;
            font-weight: 500;
            cursor: pointer;
            transition: var(--sf-transition);
            text-decoration: none;
        }
        .topic-btn:hover {
            background-color: var(--sf-light-red);
            color: var(--sf-primary);
            border-color: var(--sf-primary);
        }
        .topic-btn.active {
            background-color: var(--sf-primary);
            color: #fff;
            border-color: var(--sf-primary);
        }

        /* Related Reading */
        .related-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }
        .related-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 16px 0;
            border-bottom: 1px solid var(--sf-border);
            transition: var(--sf-transition);
        }
        .related-item:last-child {
            border-bottom: none;
        }
        .related-item:hover {
            padding-left: 8px;
        }
        .related-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background-color: var(--sf-light-red);
            color: var(--sf-primary);
            border-radius: 10px;
            font-size: 18px;
            flex-shrink: 0;
        }
        .related-text {
            flex: 1;
        }
        .related-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--sf-text);
            margin: 0;
            line-height: 1.5;
        }
        .related-date {
            font-size: 12px;
            color: var(--sf-text-weak);
            margin-top: 2px;
        }

        /* Subscribe CTA */
        .subscribe-bar {
            background-color: var(--sf-dark-footer);
            border-radius: var(--sf-radius);
            padding: 28px 32px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
        }
        .subscribe-text {
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            line-height: 1.6;
        }
        .subscribe-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            align-items: center;
        }
        .subscribe-form input[type="email"] {
            background-color: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.25);
            color: #fff;
            padding: 10px 16px;
            border-radius: var(--sf-radius-sm);
            font-size: 14px;
            min-width: 240px;
            transition: var(--sf-transition);
        }
        .subscribe-form input[type="email"]::placeholder {
            color: rgba(255, 255, 255, 0.6);
        }
        .subscribe-form input[type="email"]:focus {
            outline: none;
            border-color: var(--sf-accent);
            background-color: rgba(255, 255, 255, 0.2);
        }
        .btn-subscribe {
            background-color: var(--sf-accent);
            color: #2B2B28;
            border: none;
            padding: 10px 22px;
            border-radius: var(--sf-radius-sm);
            font-size: 14px;
            font-weight: 700;
            cursor: pointer;
            transition: var(--sf-transition);
            white-space: nowrap;
        }
        .btn-subscribe:hover {
            background-color: #d98c20;
        }

        @media (max-width: 768px) {
            .subscribe-bar {
                flex-direction: column;
                align-items: flex-start;
                padding: 24px;
            }
            .subscribe-form {
                width: 100%;
            }
            .subscribe-form input[type="email"] {
                flex: 1;
                min-width: auto;
                width: 100%;
            }
        }

        /* Footer */
        .site-footer {
            background-color: var(--sf-dark-footer);
            color: var(--sf-footer-text);
            padding: 48px 0 24px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-brand {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }
        .footer-brand-desc {
            font-size: 14px;
            line-height: 1.8;
            color: var(--sf-footer-text);
            margin: 0;
            max-width: 320px;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col ul a {
            color: var(--sf-footer-text);
            font-size: 14px;
            transition: var(--sf-transition);
        }
        .footer-col ul a:hover {
            color: #fff;
        }
        .footer-text-item {
            display: block;
            font-size: 14px;
            color: var(--sf-footer-text);
            line-height: 1.8;
            margin-bottom: 6px;
        }
        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 12px;
            padding-top: 20px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.45);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.6);
            transition: var(--sf-transition);
        }
        .footer-bottom a:hover {
            color: #fff;
        }
        .footer-bottom .sep {
            margin: 0 4px;
            color: rgba(255, 255, 255, 0.25);
        }

        @media (max-width: 991px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 576px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }
        }

        /* Buttons */
        .btn-primary-custom {
            background-color: var(--sf-primary);
            color: #fff;
            border: none;
            border-radius: var(--sf-radius-sm);
            padding: 10px 24px;
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--sf-transition);
            box-shadow: var(--sf-btn-shadow);
            white-space: nowrap;
        }
        .btn-primary-custom:hover {
            background-color: var(--sf-primary-hover);
            color: #fff;
        }
        .btn-outline-custom {
            background-color: transparent;
            border: 1px solid var(--sf-primary);
            color: var(--sf-primary);
            border-radius: var(--sf-radius-sm);
            padding: 10px 20px;
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--sf-transition);
            white-space: nowrap;
        }
        .btn-outline-custom:hover {
            background-color: var(--sf-light-red);
            color: var(--sf-primary-hover);
        }

        /* Responsive text */
        @media (max-width: 768px) {
            .section-title {
                font-size: 22px;
            }
            .section-subtitle {
                font-size: 15px;
            }
            body {
                font-size: 15px;
            }
        }

        /* Misc */
        .mb-0 {
            margin-bottom: 0 !important;
        }
        .gap-3 {
            gap: 1rem !important;
        }
        .text-center {
            text-align: center !important;
        }

/* roulang page: category4 */
:root {
            --sf-primary: #A93226;
            --sf-primary-hover: #8B2A22;
            --sf-accent: #F0A030;
            --sf-bg: #F7F3EB;
            --sf-card: #FFFFFF;
            --sf-light-gray: #F0EDE4;
            --sf-text: #323232;
            --sf-text-weak: #6B6860;
            --sf-border: #E3DDD2;
            --sf-light-red: #F9E4DE;
            --sf-dark-footer: #2B2B28;
            --sf-footer-text: #CFC9BD;
            --sf-radius: 14px;
            --sf-radius-sm: 8px;
            --sf-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
            --sf-shadow-hover: 0 6px 18px rgba(0, 0, 0, 0.12);
            --sf-btn-shadow: 0 2px 8px rgba(169, 50, 38, 0.22);
            --sf-gutter: 24px;
            --sf-section-padding: 64px;
            --sf-transition: all 0.25s ease;
        }

        @media (max-width: 768px) {
            :root {
                --sf-section-padding: 40px;
                --sf-gutter: 16px;
            }
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            background-color: var(--sf-bg);
            color: var(--sf-text);
            font-size: 16px;
            line-height: 1.85;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a:hover {
            color: var(--sf-primary-hover);
            text-decoration: none;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--sf-primary);
            outline-offset: 2px;
        }

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

        .container {
            max-width: 1160px;
            padding-left: var(--sf-gutter);
            padding-right: var(--sf-gutter);
        }

        .section {
            padding: var(--sf-section-padding) 0;
            position: relative;
        }

        .section-alt {
            background-color: var(--sf-light-gray);
        }

        .section-tight {
            padding: 40px 0;
        }

        .section-title {
            font-size: 26px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--sf-text);
            margin-bottom: 0.8rem;
            letter-spacing: 0.5px;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--sf-text-weak);
            line-height: 1.8;
            margin-bottom: 2rem;
            max-width: 780px;
        }

        .section-tag {
            display: inline-block;
            background-color: var(--sf-light-red);
            color: var(--sf-primary);
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 0.75rem;
            letter-spacing: 0.5px;
        }

        .gutter-row {
            gap: var(--sf-gutter);
        }

        /* Header & Navigation */
        .site-header {
            background-color: var(--sf-card);
            border-bottom: 1px solid var(--sf-border);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 1px 6px rgba(0, 0, 0, 0.05);
        }

        .brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 0;
        }

        .brand-lockup {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 20px;
            color: var(--sf-primary);
            letter-spacing: 1px;
        }

        .brand-lockup:hover {
            color: var(--sf-primary-hover);
        }

        .brand-lockup .brand-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background-color: var(--sf-primary);
            color: #fff;
            border-radius: 8px;
            font-size: 20px;
        }

        .brand-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .brand-actions .icon-btn {
            background: none;
            border: none;
            color: var(--sf-text-weak);
            font-size: 20px;
            cursor: pointer;
            padding: 6px;
            border-radius: 6px;
            transition: var(--sf-transition);
        }

        .brand-actions .icon-btn:hover {
            color: var(--sf-primary);
            background-color: var(--sf-light-red);
        }

        .btn-sm-outline {
            background-color: transparent;
            border: 1px solid var(--sf-primary);
            color: var(--sf-primary);
            border-radius: var(--sf-radius-sm);
            padding: 6px 16px;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--sf-transition);
            white-space: nowrap;
        }

        .btn-sm-outline:hover {
            background-color: var(--sf-light-red);
            color: var(--sf-primary-hover);
        }

        .nav-icon-bar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-top: 1px solid var(--sf-border);
            padding: 8px 0;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
        }

        .nav-icon-grid {
            display: flex;
            align-items: center;
            gap: 8px;
            flex: 1;
            min-width: 0;
        }

        .nav-icon-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 4px;
            padding: 8px 16px;
            border-radius: 10px;
            color: var(--sf-text-weak);
            font-size: 13px;
            font-weight: 500;
            white-space: nowrap;
            transition: var(--sf-transition);
            min-width: 80px;
            position: relative;
        }

        .nav-icon-item i {
            font-size: 20px;
            transition: var(--sf-transition);
        }

        .nav-icon-item:hover {
            color: var(--sf-primary);
            background-color: var(--sf-light-red);
        }

        .nav-icon-item.active {
            color: #fff;
            background-color: var(--sf-primary);
            box-shadow: var(--sf-btn-shadow);
        }

        .nav-icon-item.active:hover {
            color: #fff;
            background-color: var(--sf-primary-hover);
        }

        .navbar-toggler {
            display: none;
            background: none;
            border: 1px solid var(--sf-border);
            color: var(--sf-text);
            font-size: 14px;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: var(--sf-radius-sm);
            cursor: pointer;
            transition: var(--sf-transition);
            white-space: nowrap;
            align-items: center;
            gap: 6px;
        }

        .navbar-toggler:hover {
            background-color: var(--sf-light-red);
            color: var(--sf-primary);
            border-color: var(--sf-primary);
        }

        /* Mobile nav overlay */
        .mobile-nav-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-color: rgba(0,0,0,0.45);
            z-index: 1999;
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .mobile-nav-overlay.show {
            opacity: 1;
        }

        .mobile-nav-panel {
            position: fixed;
            top: 0;
            right: -320px;
            width: 280px;
            height: 100vh;
            background-color: var(--sf-card);
            z-index: 2000;
            padding: 24px;
            transition: right 0.3s ease;
            overflow-y: auto;
            box-shadow: -4px 0 20px rgba(0,0,0,0.15);
        }

        .mobile-nav-panel.open {
            right: 0;
        }

        .mobile-nav-panel .mobile-nav-head {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 24px;
        }

        .mobile-nav-panel .mobile-nav-head .brand-lockup {
            font-size: 18px;
        }

        .mobile-nav-panel .close-btn {
            background: none;
            border: none;
            font-size: 24px;
            color: var(--sf-text-weak);
            cursor: pointer;
            padding: 4px;
            border-radius: 6px;
            transition: var(--sf-transition);
        }

        .mobile-nav-panel .close-btn:hover {
            color: var(--sf-primary);
            background-color: var(--sf-light-red);
        }

        .mobile-nav-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 10px;
        }

        .mobile-nav-grid .nav-icon-item {
            min-width: auto;
            padding: 16px 10px;
            border: 1px solid var(--sf-border);
            background-color: var(--sf-light-gray);
        }

        .mobile-nav-grid .nav-icon-item.active {
            background-color: var(--sf-primary);
            border-color: var(--sf-primary);
            color: #fff;
        }

        /* Breadcrumb */
        .breadcrumb-bar {
            background-color: var(--sf-light-gray);
            padding: 14px 0;
            font-size: 14px;
            color: var(--sf-text-weak);
        }

        .breadcrumb-bar .breadcrumb {
            margin: 0;
            padding: 0;
            list-style: none;
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
        }

        .breadcrumb-bar .breadcrumb li {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .breadcrumb-bar .breadcrumb li + li::before {
            content: '/';
            color: var(--sf-text-weak);
            font-size: 13px;
            margin-right: 6px;
        }

        .breadcrumb-bar .breadcrumb a {
            color: var(--sf-text-weak);
            font-weight: 500;
        }

        .breadcrumb-bar .breadcrumb a:hover {
            color: var(--sf-primary);
        }

        .breadcrumb-bar .breadcrumb .current {
            color: var(--sf-primary);
            font-weight: 600;
        }

        /* Category Page Specific */
        .cat-head {
            padding: 36px 0 20px;
        }

        .cat-head h1 {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.3;
            color: var(--sf-text);
            margin: 0 0 8px;
            letter-spacing: 0.5px;
        }

        .cat-intro {
            font-size: 16px;
            line-height: 1.9;
            color: var(--sf-text-weak);
            max-width: 860px;
            margin-bottom: 12px;
        }

        /* List Cards */
        .review-list {
            padding: 40px 0;
        }

        .review-card {
            display: flex;
            gap: 20px;
            background-color: var(--sf-card);
            border-radius: var(--sf-radius);
            box-shadow: var(--sf-shadow);
            overflow: hidden;
            transition: var(--sf-transition);
            margin-bottom: 20px;
            padding: 16px;
            align-items: stretch;
        }

        .review-card:hover {
            box-shadow: var(--sf-shadow-hover);
            transform: translateY(-2px);
        }

        .review-card .review-img {
            flex: 0 0 180px;
            min-height: 140px;
            border-radius: 10px;
            overflow: hidden;
        }

        .review-card .review-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 10px;
        }

        .review-card .review-body {
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: flex-start;
            gap: 6px;
        }

        .review-card .review-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--sf-text);
            line-height: 1.4;
            margin: 0;
        }

        .review-card .review-title a {
            color: var(--sf-text);
            transition: var(--sf-transition);
        }

        .review-card .review-title a:hover {
            color: var(--sf-primary);
        }

        .review-card .review-meta {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            font-size: 13px;
            color: var(--sf-text-weak);
        }

        .review-card .review-meta .badge-tag {
            display: inline-block;
            background-color: var(--sf-light-red);
            color: var(--sf-primary);
            padding: 2px 10px;
            border-radius: 12px;
            font-size: 12px;
            font-weight: 600;
        }

        .review-card .review-excerpt {
            font-size: 14px;
            line-height: 1.75;
            color: var(--sf-text-weak);
            margin: 0;
        }

        .review-card .review-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--sf-primary);
            align-self: flex-start;
            margin-top: 4px;
        }

        .review-card .review-link:hover {
            color: var(--sf-primary-hover);
        }

        /* Data Strip */
        .data-strip {
            background-color: var(--sf-card);
            border-radius: var(--sf-radius);
            box-shadow: var(--sf-shadow);
            padding: 20px 24px;
            display: flex;
            align-items: center;
            justify-content: space-around;
            flex-wrap: wrap;
            gap: 16px;
            margin-top: 16px;
        }

        .data-strip .stat-item {
            display: flex;
            align-items: baseline;
            gap: 8px;
            font-size: 14px;
            color: var(--sf-text-weak);
        }

        .data-strip .stat-item .stat-num {
            font-size: 28px;
            font-weight: 700;
            color: var(--sf-primary);
            font-family: 'Courier New', monospace;
            line-height: 1;
        }

        .data-strip .stat-item .stat-label {
            font-size: 13px;
        }

        /* Tag cloud */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 12px;
        }

        .tag-cloud .tag-btn {
            display: inline-block;
            padding: 8px 18px;
            background-color: var(--sf-card);
            border: 1px solid var(--sf-border);
            border-radius: 24px;
            color: var(--sf-text);
            font-size: 14px;
            font-weight: 500;
            cursor: pointer;
            transition: var(--sf-transition);
            text-decoration: none;
        }

        .tag-cloud .tag-btn:hover {
            background-color: var(--sf-light-red);
            border-color: var(--sf-primary);
            color: var(--sf-primary);
            transform: translateY(-1px);
            box-shadow: var(--sf-shadow);
        }

        /* Related Reading */
        .related-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
            margin-top: 12px;
        }

        .related-list .related-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 16px;
            background-color: var(--sf-card);
            border-radius: var(--sf-radius-sm);
            box-shadow: var(--sf-shadow);
            transition: var(--sf-transition);
        }

        .related-list .related-item:hover {
            box-shadow: var(--sf-shadow-hover);
            transform: translateY(-1px);
        }

        .related-list .related-item i {
            font-size: 18px;
            color: var(--sf-accent);
            flex-shrink: 0;
        }

        .related-list .related-item span {
            font-size: 15px;
            font-weight: 500;
            color: var(--sf-text);
        }

        .related-list .related-item a {
            color: var(--sf-text);
            flex: 1;
        }

        .related-list .related-item a:hover {
            color: var(--sf-primary);
        }

        /* Subscribe CTA */
        .subscribe-cta {
            background-color: var(--sf-card);
            border-radius: var(--sf-radius);
            box-shadow: var(--sf-shadow);
            padding: 24px 28px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            border-left: 4px solid var(--sf-primary);
        }

        .subscribe-cta .cta-text {
            font-size: 17px;
            font-weight: 600;
            color: var(--sf-text);
        }

        .subscribe-cta .cta-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            flex: 1;
            max-width: 420px;
        }

        .subscribe-cta .cta-form input {
            flex: 1;
            min-width: 180px;
            padding: 10px 16px;
            border: 1px solid var(--sf-border);
            border-radius: var(--sf-radius-sm);
            font-size: 14px;
            font-family: inherit;
            background-color: var(--sf-bg);
            color: var(--sf-text);
            transition: var(--sf-transition);
        }

        .subscribe-cta .cta-form input:focus {
            border-color: var(--sf-primary);
            outline: none;
            box-shadow: 0 0 0 3px rgba(169, 50, 38, 0.12);
            background-color: #fff;
        }

        .subscribe-cta .cta-form .btn-sub {
            padding: 10px 22px;
            background-color: var(--sf-primary);
            color: #fff;
            border: none;
            border-radius: var(--sf-radius-sm);
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--sf-transition);
            white-space: nowrap;
        }

        .subscribe-cta .cta-form .btn-sub:hover {
            background-color: var(--sf-primary-hover);
            box-shadow: var(--sf-btn-shadow);
        }

        /* Buttons */
        .btn-primary-custom {
            background-color: var(--sf-primary);
            color: #fff;
            border: none;
            border-radius: var(--sf-radius-sm);
            padding: 12px 28px;
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--sf-transition);
            box-shadow: var(--sf-btn-shadow);
            display: inline-block;
            text-align: center;
        }

        .btn-primary-custom:hover {
            background-color: var(--sf-primary-hover);
            color: #fff;
            box-shadow: 0 4px 14px rgba(169, 50, 38, 0.32);
            transform: translateY(-1px);
        }

        .btn-secondary-custom {
            background-color: #fff;
            border: 1px solid var(--sf-primary);
            color: var(--sf-primary);
            border-radius: var(--sf-radius-sm);
            padding: 12px 28px;
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--sf-transition);
            display: inline-block;
            text-align: center;
        }

        .btn-secondary-custom:hover {
            background-color: var(--sf-light-red);
            color: var(--sf-primary-hover);
            border-color: var(--sf-primary-hover);
        }

        /* Footer */
        .site-footer {
            background-color: var(--sf-dark-footer);
            color: var(--sf-footer-text);
            padding: 48px 0 24px;
            margin-top: 40px;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255,255,255,0.08);
            margin-bottom: 20px;
        }

        .site-footer .footer-brand {
            color: #fff;
            font-size: 18px;
            font-weight: 700;
            letter-spacing: 1px;
            margin-bottom: 10px;
        }

        .site-footer .footer-brand-desc {
            font-size: 14px;
            line-height: 1.8;
            color: var(--sf-footer-text);
            margin: 0;
            max-width: 280px;
        }

        .site-footer .footer-col h4 {
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }

        .site-footer .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .site-footer .footer-col ul li {
            margin-bottom: 8px;
        }

        .site-footer .footer-col ul li a {
            color: var(--sf-footer-text);
            font-size: 14px;
            transition: var(--sf-transition);
        }

        .site-footer .footer-col ul li a:hover {
            color: #fff;
        }

        .site-footer .footer-text-item {
            display: block;
            font-size: 14px;
            color: var(--sf-footer-text);
            margin-bottom: 8px;
        }

        .site-footer .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 12px;
            color: rgba(207, 201, 189, 0.6);
            padding-top: 12px;
        }

        .site-footer .footer-bottom a {
            color: rgba(207, 201, 189, 0.7);
            font-size: 12px;
            transition: var(--sf-transition);
        }

        .site-footer .footer-bottom a:hover {
            color: #fff;
        }

        .site-footer .footer-bottom .sep {
            color: rgba(207, 201, 189, 0.3);
            margin: 0 4px;
        }

        /* Responsive */
        @media (max-width: 992px) {
            .review-card .review-img {
                flex: 0 0 140px;
                min-height: 110px;
            }

            .site-footer .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
        }

        @media (max-width: 768px) {
            .navbar-toggler {
                display: flex;
            }

            .nav-icon-grid {
                display: none;
            }

            .mobile-nav-overlay {
                display: block;
                pointer-events: none;
            }

            .mobile-nav-overlay.show {
                pointer-events: auto;
            }

            .review-card {
                flex-direction: column;
                gap: 12px;
            }

            .review-card .review-img {
                flex: 0 0 auto;
                min-height: 160px;
                width: 100%;
            }

            .cat-head h1 {
                font-size: 26px;
            }

            .data-strip {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }

            .data-strip .stat-item .stat-num {
                font-size: 24px;
            }

            .subscribe-cta {
                flex-direction: column;
                align-items: flex-start;
            }

            .subscribe-cta .cta-form {
                max-width: 100%;
                width: 100%;
            }

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

            .site-footer .footer-bottom {
                flex-direction: column;
                align-items: center;
                text-align: center;
                gap: 6px;
            }
        }

        @media (max-width: 520px) {
            .cat-head h1 {
                font-size: 24px;
            }

            .review-card .review-title {
                font-size: 16px;
            }

            .tag-cloud .tag-btn {
                padding: 6px 14px;
                font-size: 13px;
            }

            .subscribe-cta .cta-form input {
                min-width: 100%;
            }
        }

/* 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}