/* roulang page: index */
:root {
            --brand-primary: #9A3B2A;
            --brand-primary-light: #C14F3C;
            --brand-accent: #C99A5C;
            --bg-warm: #FAF6F0;
            --bg-dark: #23201E;
            --surface-card: #FFFFFF;
            --border-warm: #E4DDD2;
            --text-main: #1F1B18;
            --text-body: #3E3935;
            --text-muted: #756C63;
            --link-color: #9A3B2A;
            --success-badge: #56755C;
            --warning-badge: #B58C44;
            --radius-card: 10px;
            --radius-btn: 8px;
            --radius-badge: 999px;
            --radius-large: 14px;
            --shadow-card: 0 2px 8px rgba(35, 32, 30, 0.06);
            --shadow-hover: 0 8px 20px rgba(35, 32, 30, 0.12);
            --spacing-section: 5rem;
            --font-stack: "PingFang SC", "Noto Sans SC", "Source Han Sans SC", "Microsoft YaHei", sans-serif;
            --container-max: 1180px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-stack);
            background-color: var(--bg-warm);
            color: var(--text-body);
            line-height: 1.9;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            color: var(--link-color);
            text-decoration: none;
            transition: color 0.2s ease, background-color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
        }

        a:hover {
            color: var(--brand-primary-light);
        }

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

        button,
        input,
        textarea {
            font-family: var(--font-stack);
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            color: var(--text-main);
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 0.8rem;
        }

        h1 {
            font-size: clamp(2rem, 4vw, 2.6rem);
            line-height: 1.25;
            letter-spacing: 0.01em;
        }

        h2 {
            font-size: clamp(1.65rem, 3vw, 2rem);
            line-height: 1.3;
            margin-bottom: 1rem;
        }

        h3 {
            font-size: clamp(1.25rem, 2vw, 1.5rem);
            line-height: 1.4;
        }

        p {
            margin-bottom: 1.2rem;
            color: var(--text-body);
        }

        .container-custom {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }

        /* 顶部信息条 */
        .top-infobar {
            background-color: var(--bg-dark);
            color: #F0E7DB;
            font-size: 13px;
            height: 34px;
            display: flex;
            align-items: center;
            line-height: 1;
        }

        .top-infobar .container-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }

        .top-infobar .infobar-left {
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        .top-infobar .infobar-right {
            display: flex;
            align-items: center;
            gap: 1.2rem;
            flex-shrink: 0;
        }

        .top-infobar a {
            color: #F0E7DB;
            font-size: 13px;
            text-decoration: none;
            transition: color 0.2s;
        }

        .top-infobar a:hover {
            color: var(--brand-accent);
        }

        /* 主导航 */
        .main-nav {
            background-color: var(--bg-warm);
            height: 72px;
            border-bottom: 1px solid var(--border-warm);
            display: flex;
            align-items: center;
            position: sticky;
            top: 0;
            z-index: 999;
        }

        .main-nav .container-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }

        .nav-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--text-main);
            letter-spacing: 0.02em;
        }

        .nav-brand .brand-mark {
            width: 38px;
            height: 38px;
            border-radius: 8px;
            background-color: var(--brand-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 1.2rem;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-links li a {
            display: block;
            font-size: 15px;
            color: var(--text-body);
            text-decoration: none;
            letter-spacing: 0.02em;
            padding: 0.5rem 0.2rem;
            border-bottom: 3px solid transparent;
            transition: color 0.2s, border-color 0.2s, background-color 0.2s;
            white-space: nowrap;
        }

        .nav-links li a:hover {
            color: var(--brand-primary);
            background-color: transparent;
            border-bottom-color: var(--brand-accent);
        }

        .nav-links li a.active {
            color: var(--brand-primary);
            border-bottom-color: var(--brand-primary);
            font-weight: 600;
        }

        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.6rem;
            color: var(--text-main);
            cursor: pointer;
            padding: 0.3rem;
            line-height: 1;
        }

        .nav-toggle:focus {
            outline: 2px solid var(--brand-accent);
            outline-offset: 2px;
        }

        /* 移动端导航抽屉 */
        .nav-drawer {
            display: none;
            background-color: var(--bg-warm);
            border-top: 1px solid var(--border-warm);
            position: absolute;
            top: 72px;
            left: 0;
            right: 0;
            z-index: 1000;
            padding: 0.5rem 0;
            box-shadow: 0 8px 20px rgba(35, 32, 30, 0.12);
        }

        .nav-drawer.open {
            display: block;
        }

        .nav-drawer a {
            display: block;
            padding: 0.8rem 1.5rem;
            font-size: 16px;
            color: var(--text-body);
            text-decoration: none;
            min-height: 52px;
            display: flex;
            align-items: center;
            border-bottom: 1px solid var(--border-warm);
        }

        .nav-drawer a:last-child {
            border-bottom: none;
        }

        .nav-drawer a:hover,
        .nav-drawer a.active {
            background-color: rgba(154, 59, 42, 0.06);
            color: var(--brand-primary);
        }

        /* Hero */
        .hero-section {
            padding: 4.5rem 0 5rem;
            background-color: var(--bg-dark);
            position: relative;
            overflow: hidden;
        }

        .hero-section::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(135deg, rgba(154, 59, 42, 0.08), rgba(201, 154, 92, 0.04));
            pointer-events: none;
        }

        .hero-section .container-custom {
            position: relative;
            z-index: 1;
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 1.1fr 1fr;
            gap: 3rem;
            align-items: center;
        }

        .hero-content {
            color: #F0E7DB;
        }

        .hero-content .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(201, 154, 92, 0.15);
            border: 1px solid rgba(201, 154, 92, 0.35);
            color: var(--brand-accent);
            padding: 0.3rem 0.9rem;
            border-radius: var(--radius-badge);
            font-size: 14px;
            margin-bottom: 1.2rem;
            letter-spacing: 0.03em;
        }

        .hero-content h1 {
            color: #FFFFFF;
            font-size: clamp(2.2rem, 4.5vw, 3rem);
            line-height: 1.25;
            margin-bottom: 1.2rem;
            letter-spacing: 0.01em;
        }

        .hero-content .hero-subtitle {
            font-size: 18px;
            line-height: 1.9;
            color: #D8CFC4;
            margin-bottom: 2rem;
            max-width: 560px;
        }

        .hero-cta-group {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            margin-bottom: 2rem;
        }

        .btn-primary-custom {
            background-color: var(--brand-primary);
            color: #fff;
            border: none;
            padding: 0.7rem 1.6rem;
            border-radius: var(--radius-btn);
            font-size: 16px;
            font-weight: 600;
            letter-spacing: 0.02em;
            transition: background-color 0.25s, transform 0.15s, box-shadow 0.25s;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            cursor: pointer;
            text-decoration: none;
        }

        .btn-primary-custom:hover {
            background-color: #7C2F21;
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(154, 59, 42, 0.35);
        }

        .btn-primary-custom:active {
            transform: translateY(0);
            box-shadow: none;
        }

        .btn-primary-custom:focus {
            outline: 3px solid rgba(201, 154, 92, 0.6);
            outline-offset: 2px;
        }

        .btn-outline-custom {
            background: transparent;
            color: #F0E7DB;
            border: 1.5px solid rgba(240, 231, 219, 0.5);
            padding: 0.7rem 1.6rem;
            border-radius: var(--radius-btn);
            font-size: 16px;
            font-weight: 500;
            letter-spacing: 0.02em;
            transition: background-color 0.25s, color 0.25s, border-color 0.25s;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            cursor: pointer;
            text-decoration: none;
        }

        .btn-outline-custom:hover {
            background-color: rgba(240, 231, 219, 0.1);
            border-color: #F0E7DB;
            color: #F0E7DB;
        }

        .btn-text-custom {
            background: none;
            border: none;
            color: var(--brand-accent);
            font-size: 15px;
            font-weight: 500;
            padding: 0.3rem 0;
            cursor: pointer;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: gap 0.2s, color 0.2s;
        }

        .btn-text-custom:hover {
            color: #E0B77C;
            gap: 10px;
        }

        .hero-data-row {
            display: flex;
            gap: 2.2rem;
            flex-wrap: wrap;
        }

        .hero-data-item {
            display: flex;
            flex-direction: column;
        }

        .hero-data-item .data-number {
            font-size: 1.7rem;
            font-weight: 700;
            color: #FFFFFF;
            font-variant-numeric: tabular-nums;
        }

        .hero-data-item .data-label {
            font-size: 13px;
            color: #B8AEA4;
        }

        .hero-visual {
            position: relative;
        }

        .hero-visual .hero-img-wrap {
            border-radius: var(--radius-large);
            overflow: hidden;
            box-shadow: 0 16px 40px rgba(0, 0, 0, 0.35);
            position: relative;
        }

        .hero-visual .hero-img-wrap img {
            width: 100%;
            height: 420px;
            object-fit: cover;
            display: block;
        }

        .hero-visual .hero-img-overlay {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            border: 2px solid rgba(201, 154, 92, 0.4);
            border-radius: var(--radius-large);
            pointer-events: none;
        }

        .hero-visual .hero-floating-card {
            position: absolute;
            bottom: -24px;
            left: -24px;
            background: #fff;
            color: var(--text-main);
            border-radius: var(--radius-card);
            padding: 1.2rem 1.5rem;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
            max-width: 280px;
        }

        .hero-floating-card .fc-title {
            font-weight: 700;
            font-size: 1rem;
            margin-bottom: 0.3rem;
            color: var(--text-main);
        }

        .hero-floating-card .fc-desc {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* 板块通用 */
        .section-block {
            padding: var(--spacing-section) 0;
        }

        .section-block.bg-white {
            background-color: #FFFFFF;
        }

        .section-block.bg-dark-section {
            background-color: var(--bg-dark);
            color: #F0E7DB;
        }

        .section-block.bg-dark-section h2,
        .section-block.bg-dark-section h3 {
            color: #FFFFFF;
        }

        .section-block.bg-dark-section p {
            color: #D8CFC4;
        }

        .section-heading {
            margin-bottom: 2.5rem;
        }

        .section-heading .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--brand-accent);
            text-transform: uppercase;
            letter-spacing: 0.08em;
            margin-bottom: 0.5rem;
        }

        .section-heading h2 {
            margin-bottom: 0.5rem;
        }

        .section-heading .section-desc {
            font-size: 16px;
            line-height: 1.9;
            color: var(--text-muted);
            max-width: 720px;
            margin-bottom: 0;
        }

        .bg-dark-section .section-heading .section-desc {
            color: #D8CFC4;
        }

        /* 功能分组区 */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
            margin-top: 1rem;
        }

        .feature-item {
            background: var(--surface-card);
            border: 1px solid var(--border-warm);
            border-radius: var(--radius-card);
            padding: 1.6rem 1.4rem;
            box-shadow: var(--shadow-card);
            transition: box-shadow 0.25s, transform 0.25s, border-color 0.25s;
            position: relative;
        }

        .feature-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: rgba(154, 59, 42, 0.3);
        }

        .feature-item .feature-num {
            font-size: 13px;
            font-weight: 700;
            color: var(--brand-accent);
            letter-spacing: 0.05em;
            margin-bottom: 0.8rem;
            display: block;
        }

        .feature-item .feature-icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background-color: rgba(154, 59, 42, 0.08);
            color: var(--brand-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            margin-bottom: 0.9rem;
        }

        .feature-item h3 {
            font-size: 1.1rem;
            margin-bottom: 0.5rem;
        }

        .feature-item .feature-desc {
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-muted);
            margin-bottom: 0.8rem;
        }

        .feature-item .feature-link {
            font-size: 14px;
            font-weight: 500;
            color: var(--brand-primary);
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 5px;
            border-bottom: 1px solid transparent;
            padding-bottom: 2px;
            transition: gap 0.2s, border-color 0.2s;
        }

        .feature-item .feature-link:hover {
            gap: 9px;
            border-bottom-color: var(--brand-primary);
            color: var(--brand-primary);
        }

        /* 使用场景区（左右交替） */
        .scene-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: center;
            margin-bottom: 3.5rem;
        }

        .scene-row:last-child {
            margin-bottom: 0;
        }

        .scene-row.scene-reverse .scene-text {
            order: 1;
        }

        .scene-row.scene-reverse .scene-image {
            order: 2;
        }

        .scene-image img {
            width: 100%;
            height: 320px;
            object-fit: cover;
            border-radius: var(--radius-large);
            box-shadow: var(--shadow-card);
        }

        .scene-text .scene-tag {
            display: inline-block;
            background: rgba(201, 154, 92, 0.12);
            border: 1px solid rgba(201, 154, 92, 0.3);
            color: #8C6B3D;
            font-size: 13px;
            padding: 0.2rem 0.8rem;
            border-radius: var(--radius-badge);
            margin-bottom: 0.8rem;
        }

        .scene-text h3 {
            font-size: 1.4rem;
            margin-bottom: 0.7rem;
        }

        .scene-text p {
            font-size: 15px;
            line-height: 1.9;
            color: var(--text-muted);
            margin-bottom: 0.8rem;
        }

        .scene-text .scene-point-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .scene-text .scene-point-list li {
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-body);
            padding-left: 1.4rem;
            position: relative;
            margin-bottom: 0.4rem;
        }

        .scene-text .scene-point-list li::before {
            content: '·';
            position: absolute;
            left: 0.4rem;
            color: var(--brand-primary);
            font-weight: 700;
        }

        /* 成功案例区 */
        .case-scroll-wrap {
            overflow-x: auto;
            padding-bottom: 0.5rem;
            scrollbar-width: thin;
            scrollbar-color: var(--brand-primary) var(--border-warm);
        }

        .case-scroll-wrap::-webkit-scrollbar {
            height: 6px;
        }

        .case-scroll-wrap::-webkit-scrollbar-track {
            background: var(--border-warm);
            border-radius: 3px;
        }

        .case-scroll-wrap::-webkit-scrollbar-thumb {
            background: var(--brand-primary);
            border-radius: 3px;
        }

        .case-horizontal-list {
            display: flex;
            gap: 1.8rem;
            min-width: max-content;
            padding: 0.5rem 0 1rem;
        }

        .case-card {
            background: var(--surface-card);
            border: 1px solid var(--border-warm);
            border-radius: var(--radius-card);
            width: 340px;
            flex-shrink: 0;
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: box-shadow 0.25s, transform 0.25s, border-color 0.25s;
        }

        .case-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: rgba(154, 59, 42, 0.3);
        }

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

        .case-card .case-body {
            padding: 1.2rem 1.3rem 1.4rem;
        }

        .case-card .case-meta {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            margin-bottom: 0.6rem;
        }

        .case-card .case-id {
            font-size: 13px;
            font-weight: 700;
            color: var(--brand-accent);
            font-variant-numeric: tabular-nums;
            letter-spacing: 0.04em;
        }

        .case-card .case-badge {
            background: rgba(86, 117, 92, 0.1);
            color: var(--success-badge);
            font-size: 12px;
            padding: 0.15rem 0.6rem;
            border-radius: var(--radius-badge);
            border: 1px solid rgba(86, 117, 92, 0.3);
        }

        .case-card h4 {
            font-size: 1.05rem;
            margin-bottom: 0.5rem;
            color: var(--text-main);
        }

        .case-card .case-summary {
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-muted);
            margin-bottom: 0.9rem;
        }

        .case-card .case-link {
            font-size: 14px;
            font-weight: 500;
            color: var(--brand-primary);
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 5px;
            transition: gap 0.2s;
        }

        .case-card .case-link:hover {
            gap: 9px;
            color: var(--brand-primary);
        }

        /* 价格方案区 */
        .pricing-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.8rem;
            align-items: stretch;
        }

        .pricing-card {
            background: var(--surface-card);
            border: 1px solid var(--border-warm);
            border-radius: var(--radius-card);
            padding: 2rem 1.6rem;
            box-shadow: var(--shadow-card);
            position: relative;
            display: flex;
            flex-direction: column;
            transition: box-shadow 0.25s, transform 0.25s, border-color 0.25s;
        }

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

        .pricing-card.pricing-featured {
            border: 2px solid var(--brand-primary);
            background: #FFFDFA;
        }

        .pricing-card .pricing-badge {
            position: absolute;
            top: -12px;
            right: 20px;
            background: var(--brand-primary);
            color: #fff;
            font-size: 12px;
            padding: 0.2rem 0.8rem;
            border-radius: var(--radius-badge);
            letter-spacing: 0.03em;
        }

        .pricing-card .pricing-name {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 0.3rem;
        }

        .pricing-card .pricing-desc {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 1rem;
        }

        .pricing-card .pricing-amount {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 0.2rem;
            font-variant-numeric: tabular-nums;
        }

        .pricing-card .pricing-cycle {
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 1.2rem;
        }

        .pricing-card .pricing-feature-list {
            list-style: none;
            padding: 0;
            margin: 0 0 1.5rem;
            flex: 1;
        }

        .pricing-card .pricing-feature-list li {
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-body);
            padding: 0.3rem 0;
            border-bottom: 1px solid var(--border-warm);
        }

        .pricing-card .pricing-feature-list li:last-child {
            border-bottom: none;
        }

        .pricing-card .pricing-feature-list li::before {
            content: '✓';
            color: var(--success-badge);
            font-weight: 700;
            margin-right: 8px;
        }

        .pricing-card .btn-pricing {
            width: 100%;
            text-align: center;
            padding: 0.65rem 1rem;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            text-decoration: none;
            transition: background-color 0.25s, color 0.25s, border-color 0.25s;
            display: inline-block;
        }

        .pricing-card .btn-pricing.btn-pricing-primary {
            background-color: var(--brand-primary);
            color: #fff;
            border: none;
        }

        .pricing-card .btn-pricing.btn-pricing-primary:hover {
            background-color: #7C2F21;
        }

        .pricing-card .btn-pricing.btn-pricing-outline {
            background: transparent;
            color: var(--brand-primary);
            border: 1.5px solid var(--brand-primary);
        }

        .pricing-card .btn-pricing.btn-pricing-outline:hover {
            background-color: rgba(154, 59, 42, 0.08);
        }

        /* 热门专题区 */
        .topic-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 0.7rem;
        }

        .topic-tag {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            background: rgba(201, 154, 92, 0.1);
            border: 1px solid rgba(201, 154, 92, 0.3);
            color: #8C6B3D;
            font-size: 14px;
            padding: 0.4rem 1rem;
            border-radius: var(--radius-badge);
            transition: background-color 0.2s, border-color 0.2s, transform 0.15s;
            text-decoration: none;
        }

        .topic-tag:hover {
            background-color: rgba(201, 154, 92, 0.2);
            border-color: rgba(201, 154, 92, 0.55);
            color: #8C6B3D;
            transform: translateY(-2px);
        }

        /* 深度内容区 */
        .deep-content {
            max-width: 720px;
            margin: 0 auto;
            padding: 0 1rem;
        }

        .deep-content h3 {
            margin-top: 1.8rem;
            margin-bottom: 0.7rem;
        }

        .deep-content p {
            font-size: 16px;
            line-height: 1.9;
            text-align: left;
        }

        .deep-content blockquote {
            border-left: 4px solid var(--brand-accent);
            background: rgba(201, 154, 92, 0.06);
            padding: 1rem 1.5rem;
            margin: 1.5rem 0;
            font-size: 15px;
            line-height: 1.8;
            color: var(--text-body);
            border-radius: 0 8px 8px 0;
        }

        .deep-content .deep-list {
            list-style: none;
            padding: 0;
            margin: 1.2rem 0;
        }

        .deep-content .deep-list li {
            font-size: 15px;
            line-height: 1.8;
            color: var(--text-body);
            padding-left: 1.6rem;
            position: relative;
            margin-bottom: 0.5rem;
        }

        .deep-content .deep-list li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0.7rem;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background-color: var(--brand-accent);
        }

        .deep-content .figure-caption {
            font-size: 13px;
            color: var(--text-muted);
            text-align: center;
            margin: 0.8rem 0 1.5rem;
        }

        /* 品牌介绍区 */
        .brand-intro-grid {
            display: grid;
            grid-template-columns: 1fr 2fr;
            gap: 3rem;
            align-items: start;
        }

        .brand-intro-left .brand-name-display {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 0.6rem;
        }

        .brand-intro-left .brand-keyword-badge {
            display: inline-block;
            background: rgba(154, 59, 42, 0.08);
            border: 1px solid rgba(154, 59, 42, 0.3);
            color: var(--brand-primary);
            font-size: 13px;
            padding: 0.25rem 0.9rem;
            border-radius: var(--radius-badge);
            margin-bottom: 1rem;
        }

        .brand-intro-right {
            border-left: 3px solid var(--brand-accent);
            padding-left: 1.8rem;
        }

        .brand-intro-right p {
            font-size: 16px;
            line-height: 1.9;
            color: var(--text-body);
        }

        /* 新闻中心 */
        .news-layout {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 2.5rem;
        }

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

        .news-list-item {
            display: flex;
            gap: 1.2rem;
            padding: 1rem 0;
            border-bottom: 1px solid var(--border-warm);
            align-items: flex-start;
        }

        .news-list-item .news-date {
            font-size: 14px;
            color: var(--brand-accent);
            font-variant-numeric: tabular-nums;
            letter-spacing: 0.03em;
            min-width: 90px;
            padding-top: 2px;
        }

        .news-list-item .news-content {
            flex: 1;
        }

        .news-list-item .news-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 0.3rem;
            display: block;
            transition: color 0.2s;
        }

        .news-list-item .news-title:hover {
            color: var(--brand-primary);
        }

        .news-list-item .news-summary {
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-muted);
            margin-bottom: 0.4rem;
        }

        .news-list-item .news-link {
            font-size: 13px;
            font-weight: 500;
            color: var(--brand-primary);
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap 0.2s;
        }

        .news-list-item .news-link:hover {
            gap: 8px;
            color: var(--brand-primary);
        }

        .news-sidebar {
            background: var(--surface-card);
            border: 1px solid var(--border-warm);
            border-radius: var(--radius-card);
            padding: 1.5rem;
            box-shadow: var(--shadow-card);
        }

        .news-sidebar h4 {
            font-size: 1rem;
            margin-bottom: 1rem;
            color: var(--text-main);
            border-bottom: 2px solid var(--brand-accent);
            padding-bottom: 0.5rem;
            display: inline-block;
        }

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

        .news-sidebar .sidebar-topic-list li {
            margin-bottom: 0.5rem;
        }

        .news-sidebar .sidebar-topic-list a {
            font-size: 14px;
            color: var(--text-body);
            text-decoration: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0.35rem 0;
            transition: color 0.2s;
        }

        .news-sidebar .sidebar-topic-list a:hover {
            color: var(--brand-primary);
        }

        .news-sidebar .sidebar-topic-list a .sidebar-count {
            font-size: 12px;
            color: var(--text-muted);
            background: rgba(117, 108, 99, 0.1);
            padding: 0.1rem 0.6rem;
            border-radius: var(--radius-badge);
        }

        /* 奖励预览区 */
        .reward-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.8rem;
        }

        .reward-card {
            background: var(--surface-card);
            border: 1px solid var(--border-warm);
            border-radius: var(--radius-card);
            padding: 1.8rem 1.5rem;
            box-shadow: var(--shadow-card);
            text-align: center;
            transition: box-shadow 0.25s, transform 0.25s;
        }

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

        .reward-card .reward-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(201, 154, 92, 0.15);
            color: var(--brand-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            margin: 0 auto 0.8rem;
        }

        .reward-card h4 {
            font-size: 1.05rem;
            margin-bottom: 0.5rem;
        }

        .reward-card p {
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-muted);
            margin-bottom: 0.8rem;
        }

        .reward-card .reward-link {
            font-size: 14px;
            font-weight: 500;
            color: var(--brand-primary);
            text-decoration: none;
        }

        /* FAQ */
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
        }

        .faq-item {
            border-bottom: 1px solid var(--border-warm);
        }

        .faq-item .faq-question {
            width: 100%;
            background: none;
            border: none;
            padding: 1rem 0;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            text-align: left;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            transition: color 0.2s;
            font-family: var(--font-stack);
        }

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

        .faq-item .faq-question .faq-icon {
            font-size: 1.3rem;
            color: var(--brand-primary);
            font-weight: 400;
            transition: transform 0.25s;
            flex-shrink: 0;
        }

        .faq-item .faq-question[aria-expanded="true"] .faq-icon {
            transform: rotate(45deg);
        }

        .faq-item .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.25s ease, padding 0.25s ease;
            padding: 0;
        }

        .faq-item .faq-answer.open {
            max-height: 300px;
            padding: 0 0 1.2rem;
        }

        .faq-item .faq-answer p {
            font-size: 15px;
            line-height: 1.8;
            color: var(--text-body);
            margin-bottom: 0;
            background: rgba(201, 154, 92, 0.05);
            border-radius: 6px;
            padding: 0.8rem 1.2rem;
        }

        /* CTA收束区 */
        .cta-final-section {
            background-color: var(--brand-primary);
            padding: 4rem 0;
            text-align: center;
        }

        .cta-final-section h2 {
            color: #fff;
            font-size: clamp(1.8rem, 3vw, 2.4rem);
            margin-bottom: 1rem;
        }

        .cta-final-section p {
            color: #F0E7DB;
            font-size: 17px;
            line-height: 1.9;
            max-width: 560px;
            margin: 0 auto 1.8rem;
        }

        .cta-final-section .cta-final-btn-group {
            display: flex;
            gap: 1rem;
            justify-content: center;
            flex-wrap: wrap;
        }

        .cta-final-section .btn-cta-white {
            background: #fff;
            color: var(--brand-primary);
            border: none;
            padding: 0.75rem 1.8rem;
            border-radius: var(--radius-btn);
            font-size: 16px;
            font-weight: 700;
            letter-spacing: 0.02em;
            cursor: pointer;
            text-decoration: none;
            transition: background-color 0.25s, transform 0.15s;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .cta-final-section .btn-cta-white:hover {
            background: #F5EEE6;
            transform: translateY(-1px);
        }

        .cta-final-section .btn-cta-outline-white {
            background: transparent;
            color: #fff;
            border: 1.5px solid rgba(255, 255, 255, 0.7);
            padding: 0.75rem 1.8rem;
            border-radius: var(--radius-btn);
            font-size: 16px;
            font-weight: 500;
            cursor: pointer;
            text-decoration: none;
            transition: background-color 0.25s, border-color 0.25s;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .cta-final-section .btn-cta-outline-white:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
            color: #fff;
        }

        /* 浮动转化条 */
        .floating-cta-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: var(--bg-dark);
            color: #F0E7DB;
            padding: 0.8rem 0;
            z-index: 998;
            box-shadow: 0 -4px 16px rgba(35, 32, 30, 0.15);
            transform: translateY(0);
            transition: transform 0.3s;
        }

        .floating-cta-bar .container-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            flex-wrap: wrap;
        }

        .floating-cta-bar .fcb-text {
            font-size: 14px;
            line-height: 1.6;
        }

        .floating-cta-bar .fcb-text strong {
            color: var(--brand-accent);
        }

        .floating-cta-bar .fcb-btn-group {
            display: flex;
            gap: 0.6rem;
            flex-shrink: 0;
        }

        .floating-cta-bar .btn-fcb-primary {
            background: var(--brand-primary);
            color: #fff;
            border: none;
            padding: 0.45rem 1.1rem;
            border-radius: var(--radius-btn);
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            text-decoration: none;
            transition: background-color 0.2s;
            white-space: nowrap;
        }

        .floating-cta-bar .btn-fcb-primary:hover {
            background: #7C2F21;
            color: #fff;
        }

        .floating-cta-bar .btn-fcb-text {
            color: var(--brand-accent);
            font-size: 14px;
            text-decoration: none;
            padding: 0.45rem 0.5rem;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            white-space: nowrap;
        }

        .floating-cta-bar .btn-fcb-text:hover {
            color: #E0B77C;
        }

        /* 页脚 */
        .site-footer {
            background-color: var(--bg-dark);
            color: #D8CFC4;
            padding: 3.5rem 0 1.5rem;
            margin-bottom: 52px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.4fr;
            gap: 2rem;
            padding-bottom: 2rem;
            border-bottom: 1px solid rgba(240, 231, 219, 0.15);
        }

        .footer-brand .footer-brand-name {
            font-size: 1.4rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.5rem;
        }

        .footer-brand .footer-domain {
            font-size: 13px;
            color: #B8AEA4;
            margin-bottom: 0.8rem;
        }

        .footer-brand .footer-desc {
            font-size: 14px;
            line-height: 1.8;
            color: #B8AEA4;
            margin-bottom: 0;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: #F0E7DB;
            margin-bottom: 1rem;
            letter-spacing: 0.03em;
        }

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

        .footer-col ul li {
            margin-bottom: 0.5rem;
        }

        .footer-col ul li a {
            font-size: 14px;
            color: #B8AEA4;
            text-decoration: none;
            transition: color 0.2s;
        }

        .footer-col ul li a:hover {
            color: var(--brand-accent);
        }

        .footer-subscribe .footer-subscribe-form {
            display: flex;
            gap: 0.5rem;
            margin-bottom: 0.7rem;
        }

        .footer-subscribe .subscribe-input {
            flex: 1;
            height: 44px;
            border: 1px solid rgba(240, 231, 219, 0.25);
            border-radius: var(--radius-btn);
            background: rgba(255, 255, 255, 0.06);
            color: #F0E7DB;
            padding: 0 0.9rem;
            font-size: 14px;
            outline: none;
            transition: border-color 0.2s;
        }

        .footer-subscribe .subscribe-input::placeholder {
            color: #9C9187;
        }

        .footer-subscribe .subscribe-input:focus {
            border-color: var(--brand-accent);
        }

        .footer-subscribe .btn-subscribe {
            height: 44px;
            background: var(--brand-primary);
            color: #fff;
            border: none;
            border-radius: var(--radius-btn);
            padding: 0 1.2rem;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: background-color 0.2s;
            white-space: nowrap;
        }

        .footer-subscribe .btn-subscribe:hover {
            background: #7C2F21;
        }

        .footer-subscribe .subscribe-hint {
            font-size: 13px;
            color: #B8AEA4;
            margin-bottom: 0;
        }

        .footer-subscribe .subscribe-error {
            font-size: 13px;
            color: var(--warning-badge);
            margin-top: 0.3rem;
            display: none;
        }

        .footer-bottom-bar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            padding-top: 1.5rem;
            flex-wrap: wrap;
        }

        .footer-bottom-bar .footer-copyright {
            font-size: 13px;
            color: #B8AEA4;
            margin-bottom: 0;
        }

        .footer-bottom-bar .footer-bottom-links {
            display: flex;
            gap: 1rem;
            align-items: center;
            flex-wrap: wrap;
        }

        .footer-bottom-bar .footer-bottom-links a {
            font-size: 13px;
            color: #B8AEA4;
            text-decoration: none;
            transition: color 0.2s;
        }

        .footer-bottom-bar .footer-bottom-links a:hover {
            color: var(--brand-accent);
        }

        .footer-bottom-bar .footer-badge-text {
            font-size: 13px;
            color: #B8AEA4;
        }

        /* 响应式 */
        @media (max-width: 1199px) {
            .feature-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 1.5rem;
            }
            .scene-image img {
                height: 280px;
            }
        }

        @media (max-width: 991px) {
            .nav-links {
                display: none;
            }
            .nav-toggle {
                display: block;
            }
            .main-nav {
                position: relative;
            }
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 2.5rem;
            }
            .hero-visual .hero-img-wrap img {
                height: 300px;
            }
            .hero-visual .hero-floating-card {
                position: relative;
                bottom: auto;
                left: auto;
                margin-top: -24px;
                margin-left: 16px;
                max-width: 100%;
            }
            .scene-row {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .scene-row.scene-reverse .scene-text {
                order: 2;
            }
            .scene-row.scene-reverse .scene-image {
                order: 1;
            }
            .pricing-grid {
                grid-template-columns: 1fr;
                max-width: 420px;
                margin: 0 auto;
            }
            .news-layout {
                grid-template-columns: 1fr;
            }
            .reward-grid {
                grid-template-columns: 1fr;
                max-width: 420px;
                margin: 0 auto;
            }
            .brand-intro-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .brand-intro-right {
                border-left: none;
                padding-left: 0;
                border-top: 3px solid var(--brand-accent);
                padding-top: 1.2rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 1.5rem;
            }
            .section-block {
                padding: 3.5rem 0;
            }
        }

        @media (max-width: 767px) {
            .top-infobar .infobar-left {
                max-width: 200px;
            }
            .feature-grid {
                grid-template-columns: 1fr;
                gap: 1rem;
            }
            .case-card {
                width: 280px;
            }
            .news-list-item {
                flex-direction: column;
                gap: 0.3rem;
            }
            .news-list-item .news-date {
                min-width: auto;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .footer-bottom-bar {
                flex-direction: column;
                text-align: center;
                gap: 0.8rem;
            }
            .footer-bottom-bar .footer-bottom-links {
                justify-content: center;
            }
            .hero-data-row {
                gap: 1.2rem;
            }
            .hero-data-item .data-number {
                font-size: 1.3rem;
            }
            .cta-final-section .cta-final-btn-group {
                flex-direction: column;
                align-items: center;
            }
            .floating-cta-bar .container-custom {
                flex-direction: column;
                text-align: center;
                gap: 0.5rem;
            }
            .floating-cta-bar .fcb-btn-group {
                width: 100%;
                justify-content: center;
            }
            .section-block {
                padding: 3rem 0;
            }
            .pricing-card {
                padding: 1.5rem 1.2rem;
            }
        }

        @media (max-width: 575px) {
            .top-infobar .infobar-left {
                display: none;
            }
            .top-infobar .infobar-right {
                width: 100%;
                justify-content: center;
                gap: 1rem;
            }
            .hero-content h1 {
                font-size: 1.9rem;
            }
            .hero-content .hero-subtitle {
                font-size: 16px;
            }
            .btn-primary-custom,
            .btn-outline-custom {
                width: 100%;
                justify-content: center;
            }
            .hero-visual .hero-img-wrap img {
                height: 240px;
            }
            .case-card {
                width: 260px;
            }
            .pricing-grid {
                grid-template-columns: 1fr;
            }
            .reward-grid {
                grid-template-columns: 1fr;
            }
            .deep-content {
                padding: 0 0.5rem;
            }
            .section-block {
                padding: 2.5rem 0;
            }
            .footer-subscribe .footer-subscribe-form {
                flex-direction: column;
            }
            .footer-subscribe .btn-subscribe {
                width: 100%;
            }
        }

/* roulang page: category2 */
:root {
            --brand-primary: #9A3B2A;
            --brand-primary-light: #C14F3C;
            --brand-accent: #C99A5C;
            --bg-warm: #FAF6F0;
            --bg-dark: #23201E;
            --surface-card: #FFFFFF;
            --border-warm: #E4DDD2;
            --text-main: #1F1B18;
            --text-body: #3E3935;
            --text-muted: #756C63;
            --link-color: #9A3B2A;
            --success-badge: #56755C;
            --warning-badge: #B58C44;
            --radius-card: 10px;
            --radius-btn: 8px;
            --radius-badge: 999px;
            --radius-large: 14px;
            --shadow-card: 0 2px 8px rgba(35, 32, 30, 0.06);
            --shadow-hover: 0 8px 20px rgba(35, 32, 30, 0.12);
            --spacing-section: 5rem;
            --font-stack: "PingFang SC", "Noto Sans SC", "Source Han Sans SC", "Microsoft YaHei", sans-serif;
            --container-max: 1180px;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-stack);
            background-color: var(--bg-warm);
            color: var(--text-body);
            line-height: 1.9;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: var(--link-color);
            text-decoration: none;
            transition: color 0.2s ease, background-color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
        }
        a:hover {
            color: var(--brand-primary-light);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        textarea {
            font-family: var(--font-stack);
        }
        .container-custom {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }
        .top-infobar {
            background-color: var(--bg-dark);
            color: #F0E7DB;
            font-size: 13px;
            height: 34px;
            display: flex;
            align-items: center;
        }
        .top-infobar a {
            color: #F0E7DB;
            font-size: 13px;
            text-decoration: none;
            transition: color 0.2s;
        }
        .top-infobar a:hover {
            color: var(--brand-accent);
        }
        .main-nav {
            background-color: var(--bg-warm);
            height: 72px;
            border-bottom: 1px solid var(--border-warm);
            display: flex;
            align-items: center;
            position: sticky;
            top: 0;
            z-index: 999;
        }
        .main-nav .container-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }
        .nav-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--text-main);
            letter-spacing: 0.02em;
        }
        .nav-brand .brand-mark {
            width: 38px;
            height: 38px;
            border-radius: 8px;
            background-color: var(--brand-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 1.2rem;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-links li a {
            display: block;
            font-size: 15px;
            color: var(--text-body);
            text-decoration: none;
            letter-spacing: 0.02em;
            padding: 0.5rem 0.2rem;
            border-bottom: 3px solid transparent;
            transition: color 0.2s, border-color 0.2s, background-color 0.2s;
            white-space: nowrap;
        }
        .nav-links li a:hover {
            color: var(--brand-primary);
            background-color: transparent;
            border-bottom-color: var(--brand-accent);
        }
        .nav-links li a.active {
            color: var(--brand-primary);
            border-bottom-color: var(--brand-primary);
            font-weight: 600;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.6rem;
            color: var(--text-main);
            cursor: pointer;
            padding: 0.3rem;
            line-height: 1;
        }
        .nav-toggle:focus {
            outline: 2px solid var(--brand-accent);
            outline-offset: 2px;
        }
        .nav-drawer {
            display: none;
            background-color: var(--bg-warm);
            border-top: 1px solid var(--border-warm);
            position: absolute;
            top: 72px;
            left: 0;
            right: 0;
            z-index: 1000;
            padding: 0.5rem 0;
            box-shadow: 0 8px 20px rgba(35, 32, 30, 0.12);
        }
        .nav-drawer.open {
            display: block;
        }
        .nav-drawer a {
            display: flex;
            align-items: center;
            min-height: 52px;
            padding: 0.8rem 1.5rem;
            font-size: 16px;
            color: var(--text-body);
            text-decoration: none;
            border-bottom: 1px solid var(--border-warm);
        }
        .nav-drawer a:last-child {
            border-bottom: none;
        }
        .nav-drawer a:hover,
        .nav-drawer a.active {
            background-color: rgba(154, 59, 42, 0.06);
            color: var(--brand-primary);
        }
        .page-hero {
            background-color: var(--bg-dark);
            padding: 4rem 0 3.5rem;
            position: relative;
            overflow: hidden;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -60px;
            width: 320px;
            height: 320px;
            border-radius: 50%;
            border: 2px solid rgba(201, 154, 92, 0.25);
            pointer-events: none;
        }
        .page-hero::after {
            content: '';
            position: absolute;
            bottom: -100px;
            left: -40px;
            width: 240px;
            height: 240px;
            border-radius: 50%;
            border: 2px dashed rgba(154, 59, 42, 0.3);
            pointer-events: none;
        }
        .page-hero h1 {
            color: #fff;
            font-size: 2.6rem;
            font-weight: 700;
            margin-bottom: 1rem;
            line-height: 1.25;
            position: relative;
            z-index: 1;
            letter-spacing: 0.02em;
        }
        .page-hero .hero-breadcrumb {
            color: var(--brand-accent);
            font-size: 14px;
            letter-spacing: 0.04em;
            position: relative;
            z-index: 1;
            margin-bottom: 1.2rem;
        }
        .page-hero .hero-subtitle {
            color: #D9CFC2;
            font-size: 17px;
            max-width: 680px;
            line-height: 1.85;
            position: relative;
            z-index: 1;
        }
        .culture-layout-section {
            padding: 4rem 0 5rem;
        }
        .culture-grid {
            display: grid;
            grid-template-columns: 280px 1fr;
            gap: 2.5rem;
            align-items: start;
        }
        .sticky-toc {
            position: sticky;
            top: 96px;
            background: var(--surface-card);
            border: 1px solid var(--border-warm);
            border-radius: var(--radius-card);
            padding: 1.5rem 1.25rem;
            box-shadow: var(--shadow-card);
        }
        .sticky-toc h4 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 1rem;
            padding-bottom: 0.6rem;
            border-bottom: 1px solid var(--border-warm);
        }
        .sticky-toc ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .sticky-toc li {
            margin-bottom: 0.5rem;
        }
        .sticky-toc li a {
            display: block;
            font-size: 14px;
            color: var(--text-muted);
            padding: 0.5rem 0.7rem;
            border-left: 3px solid transparent;
            border-radius: 4px;
            transition: all 0.2s;
            line-height: 1.5;
        }
        .sticky-toc li a:hover {
            color: var(--brand-primary);
            background-color: rgba(154, 59, 42, 0.05);
            border-left-color: var(--brand-accent);
        }
        .sticky-toc li a.active-toc {
            color: var(--brand-primary);
            border-left-color: var(--brand-primary);
            background-color: rgba(154, 59, 42, 0.06);
            font-weight: 600;
        }
        .culture-article {
            background: var(--surface-card);
            border: 1px solid var(--border-warm);
            border-radius: var(--radius-large);
            padding: 3rem 3.5rem;
            box-shadow: var(--shadow-card);
        }
        .culture-article h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 1.5rem;
            padding-bottom: 0.8rem;
            border-bottom: 2px solid var(--brand-accent);
            display: inline-block;
            line-height: 1.3;
        }
        .culture-article h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--text-main);
            margin-top: 2.5rem;
            margin-bottom: 1rem;
            line-height: 1.4;
        }
        .culture-article p {
            margin-bottom: 1.2rem;
            line-height: 1.95;
            color: var(--text-body);
            font-size: 16px;
        }
        .culture-article blockquote {
            margin: 1.8rem 0;
            padding: 1.2rem 1.8rem;
            background-color: rgba(201, 154, 92, 0.08);
            border-left: 4px solid var(--brand-accent);
            border-radius: 0 6px 6px 0;
            color: var(--text-body);
            font-style: normal;
            line-height: 1.9;
        }
        .culture-article blockquote p {
            margin-bottom: 0;
        }
        .article-figure {
            margin: 2rem 0;
            border-radius: var(--radius-large);
            overflow: hidden;
            border: 1px solid var(--border-warm);
        }
        .article-figure img {
            width: 100%;
            height: auto;
            object-fit: cover;
        }
        .article-figure figcaption {
            padding: 0.8rem 1.2rem;
            font-size: 14px;
            color: var(--text-muted);
            background-color: #F8F3EC;
            border-top: 1px solid var(--border-warm);
        }
        .img-credit {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 0.3rem;
        }
        .data-highlight-row {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.2rem;
            margin: 2rem 0;
        }
        .data-highlight-card {
            background-color: #F8F3EC;
            border: 1px solid var(--border-warm);
            border-radius: var(--radius-card);
            padding: 1.5rem 1.2rem;
            text-align: center;
            transition: box-shadow 0.3s, transform 0.3s;
        }
        .data-highlight-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }
        .data-highlight-card .data-number {
            font-size: 2rem;
            font-weight: 700;
            color: var(--brand-primary);
            margin-bottom: 0.4rem;
            font-variant-numeric: tabular-nums;
        }
        .data-highlight-card .data-label {
            font-size: 14px;
            color: var(--text-muted);
        }
        .faq-section {
            padding: 4rem 0 5rem;
        }
        .faq-item {
            background-color: var(--surface-card);
            border: 1px solid var(--border-warm);
            border-radius: var(--radius-card);
            margin-bottom: 0.8rem;
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: box-shadow 0.25s;
        }
        .faq-item:hover {
            box-shadow: var(--shadow-hover);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 1.2rem 1.5rem;
            cursor: pointer;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            transition: background-color 0.25s;
        }
        .faq-question:hover {
            background-color: rgba(201, 154, 92, 0.08);
        }
        .faq-question .faq-icon {
            font-size: 1.4rem;
            color: var(--brand-accent);
            transition: transform 0.25s;
            flex-shrink: 0;
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            display: none;
            padding: 0 1.5rem 1.5rem;
            color: var(--text-body);
            line-height: 1.85;
            font-size: 15px;
        }
        .faq-item.open .faq-answer {
            display: block;
        }
        .cta-band {
            background-color: var(--brand-primary);
            color: #fff;
            padding: 4.5rem 0;
            text-align: center;
        }
        .cta-band h2 {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 1rem;
            color: #fff;
        }
        .cta-band p {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.85);
            max-width: 650px;
            margin: 0 auto 2rem;
            line-height: 1.8;
        }
        .btn-primary-custom {
            background-color: var(--brand-primary);
            border: 1px solid var(--brand-primary);
            color: #fff;
            padding: 0.75rem 1.8rem;
            border-radius: var(--radius-btn);
            font-size: 16px;
            font-weight: 600;
            text-decoration: none;
            display: inline-block;
            transition: all 0.25s;
            cursor: pointer;
        }
        .btn-primary-custom:hover {
            background-color: #7C2F21;
            border-color: #7C2F21;
            color: #fff;
        }
        .btn-outline-custom {
            background-color: transparent;
            border: 1.5px solid var(--brand-primary);
            color: var(--brand-primary);
            padding: 0.75rem 1.8rem;
            border-radius: var(--radius-btn);
            font-size: 16px;
            font-weight: 600;
            text-decoration: none;
            display: inline-block;
            transition: all 0.25s;
            cursor: pointer;
        }
        .btn-outline-custom:hover {
            background-color: rgba(154, 59, 42, 0.1);
            border-color: var(--brand-primary);
            color: var(--brand-primary);
        }
        .btn-white-custom {
            background-color: #fff;
            border: 1px solid #fff;
            color: var(--brand-primary);
            padding: 0.75rem 1.8rem;
            border-radius: var(--radius-btn);
            font-size: 16px;
            font-weight: 600;
            text-decoration: none;
            display: inline-block;
            transition: all 0.25s;
            cursor: pointer;
        }
        .btn-white-custom:hover {
            background-color: var(--bg-warm);
            color: var(--brand-primary);
        }
        .btn-sm-custom {
            padding: 0.5rem 1.2rem;
            font-size: 14px;
        }
        .site-footer {
            background-color: var(--bg-dark);
            color: #D9CFC2;
            padding: 3.5rem 0 0;
            font-size: 14px;
            line-height: 1.7;
        }
        .site-footer a {
            color: #D9CFC2;
            text-decoration: none;
            transition: color 0.2s;
        }
        .site-footer a:hover {
            color: var(--brand-accent);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 2rem;
            padding-bottom: 2.5rem;
        }
        .footer-brand-name {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.5rem;
        }
        .footer-domain {
            font-size: 12px;
            color: var(--brand-accent);
            margin-bottom: 1rem;
            letter-spacing: 0.02em;
        }
        .footer-desc {
            color: #B8AFA5;
            margin-bottom: 0;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 1rem;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col li {
            margin-bottom: 0.5rem;
        }
        .footer-subscribe h4 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 1rem;
        }
        .footer-subscribe-form {
            display: flex;
            gap: 0.5rem;
            margin-bottom: 1rem;
        }
        .subscribe-input {
            flex: 1;
            height: 44px;
            padding: 0 1rem;
            border: 1px solid #5A524A;
            background-color: #2B2722;
            color: #fff;
            border-radius: var(--radius-btn);
            font-size: 14px;
            outline: none;
            transition: border-color 0.25s;
        }
        .subscribe-input::placeholder {
            color: #9C9187;
        }
        .subscribe-input:focus {
            border-color: var(--brand-accent);
        }
        .btn-subscribe {
            height: 44px;
            padding: 0 1.4rem;
            border: none;
            background-color: var(--brand-primary);
            color: #fff;
            border-radius: var(--radius-btn);
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: background-color 0.25s;
        }
        .btn-subscribe:hover {
            background-color: #7C2F21;
        }
        .subscribe-hint {
            font-size: 12px;
            color: #A69B8E;
        }
        .subscribe-error {
            font-size: 12px;
            color: #E0A86C;
            display: none;
        }
        .footer-bottom-bar {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 1.2rem 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.8rem;
        }
        .footer-copyright {
            margin: 0;
            color: #A69B8E;
            font-size: 13px;
        }
        .footer-bottom-links {
            display: flex;
            align-items: center;
            gap: 1.2rem;
            flex-wrap: wrap;
            font-size: 13px;
        }
        .footer-badge-text {
            color: #8D8378;
            font-size: 13px;
        }
        @media (max-width: 1199px) {
            .culture-grid {
                grid-template-columns: 240px 1fr;
                gap: 1.5rem;
            }
            .culture-article {
                padding: 2rem 2.2rem;
            }
        }
        @media (max-width: 991px) {
            .nav-links {
                display: none;
            }
            .nav-toggle {
                display: block;
            }
            .culture-grid {
                grid-template-columns: 1fr;
            }
            .sticky-toc {
                position: static;
                margin-bottom: 1.5rem;
            }
            .culture-article {
                padding: 1.8rem 1.5rem;
            }
            .page-hero h1 {
                font-size: 2rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 767px) {
            .top-infobar {
                font-size: 12px;
            }
            .main-nav {
                height: 64px;
            }
            .nav-drawer {
                top: 64px;
            }
            .page-hero {
                padding: 2.5rem 0 2rem;
            }
            .page-hero h1 {
                font-size: 1.7rem;
            }
            .culture-article {
                padding: 1.5rem 1rem;
            }
            .data-highlight-row {
                grid-template-columns: 1fr;
                gap: 0.8rem;
            }
            .faq-question {
                font-size: 15px;
                padding: 1rem 1.2rem;
            }
            .cta-band {
                padding: 3rem 0;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .footer-bottom-bar {
                flex-direction: column;
                text-align: center;
                gap: 0.5rem;
            }
            .footer-bottom-links {
                justify-content: center;
            }
            .btn-primary-custom,
            .btn-outline-custom,
            .btn-white-custom {
                display: block;
                width: 100%;
                text-align: center;
            }
        }
        @media (max-width: 575px) {
            .container-custom {
                padding-left: 1rem;
                padding-right: 1rem;
            }
            .page-hero h1 {
                font-size: 1.5rem;
            }
            .culture-article h2 {
                font-size: 1.4rem;
            }
            .footer-subscribe-form {
                flex-direction: column;
            }
            .btn-subscribe {
                width: 100%;
            }
        }

/* roulang page: category1 */
:root {
            --brand-primary: #9A3B2A;
            --brand-primary-light: #C14F3C;
            --brand-accent: #C99A5C;
            --bg-warm: #FAF6F0;
            --bg-dark: #23201E;
            --surface-card: #FFFFFF;
            --border-warm: #E4DDD2;
            --text-main: #1F1B18;
            --text-body: #3E3935;
            --text-muted: #756C63;
            --link-color: #9A3B2A;
            --success-badge: #56755C;
            --warning-badge: #B58C44;
            --radius-card: 10px;
            --radius-btn: 8px;
            --radius-badge: 999px;
            --radius-large: 14px;
            --shadow-card: 0 2px 8px rgba(35, 32, 30, 0.06);
            --shadow-hover: 0 8px 20px rgba(35, 32, 30, 0.12);
            --spacing-section: 5rem;
            --font-stack: "PingFang SC", "Noto Sans SC", "Source Han Sans SC", "Microsoft YaHei", sans-serif;
            --container-max: 1180px;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-stack);
            background-color: var(--bg-warm);
            color: var(--text-body);
            line-height: 1.9;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            color: var(--link-color);
            text-decoration: none;
            transition: color 0.2s ease, background-color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
        }

        a:hover {
            color: var(--brand-primary-light);
        }

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

        button,
        input,
        textarea {
            font-family: var(--font-stack);
        }

        .container-custom {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }

        .top-infobar {
            background-color: var(--bg-dark);
            color: #F0E7DB;
            font-size: 13px;
            height: 34px;
            display: flex;
            align-items: center;
            position: relative;
            z-index: 1001;
        }

        .top-infobar .container-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }

        .top-infobar a {
            color: #F0E7DB;
            font-size: 13px;
            text-decoration: none;
            transition: color 0.2s;
            white-space: nowrap;
        }

        .top-infobar a:hover {
            color: var(--brand-accent);
        }

        .top-infobar-left {
            display: flex;
            align-items: center;
            gap: 1rem;
            overflow: hidden;
        }

        .top-infobar-left span {
            white-space: nowrap;
            color: #F0E7DB;
        }

        .top-infobar-right {
            display: flex;
            align-items: center;
            gap: 1.25rem;
            flex-shrink: 0;
        }

        .main-nav {
            background-color: var(--bg-warm);
            height: 72px;
            border-bottom: 1px solid var(--border-warm);
            display: flex;
            align-items: center;
            position: sticky;
            top: 0;
            z-index: 999;
        }

        .main-nav .container-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }

        .nav-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--text-main);
            letter-spacing: 0.02em;
            flex-shrink: 0;
        }

        .nav-brand .brand-mark {
            width: 38px;
            height: 38px;
            border-radius: 8px;
            background-color: var(--brand-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 1.2rem;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-links li a {
            display: block;
            font-size: 15px;
            color: var(--text-body);
            text-decoration: none;
            letter-spacing: 0.02em;
            padding: 0.5rem 0.2rem;
            border-bottom: 3px solid transparent;
            transition: color 0.2s, border-color 0.2s, background-color 0.2s;
            white-space: nowrap;
        }

        .nav-links li a:hover {
            color: var(--brand-primary);
            background-color: transparent;
            border-bottom-color: var(--brand-accent);
        }

        .nav-links li a.active {
            color: var(--brand-primary);
            border-bottom-color: var(--brand-primary);
            font-weight: 600;
        }

        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.6rem;
            color: var(--text-main);
            cursor: pointer;
            padding: 0.3rem;
            line-height: 1;
        }

        .nav-toggle:focus {
            outline: 2px solid var(--brand-accent);
            outline-offset: 2px;
        }

        .nav-drawer {
            display: none;
            background-color: var(--bg-warm);
            border-top: 1px solid var(--border-warm);
            position: absolute;
            top: 72px;
            left: 0;
            right: 0;
            z-index: 1000;
            padding: 0.5rem 0;
            box-shadow: 0 8px 20px rgba(35, 32, 30, 0.12);
        }

        .nav-drawer.open {
            display: block;
        }

        .nav-drawer a {
            display: block;
            padding: 0.8rem 1.5rem;
            font-size: 16px;
            color: var(--text-body);
            text-decoration: none;
            min-height: 52px;
            display: flex;
            align-items: center;
            border-bottom: 1px solid var(--border-warm);
        }

        .nav-drawer a:last-child {
            border-bottom: none;
        }

        .nav-drawer a:hover,
        .nav-drawer a.active {
            background-color: rgba(154, 59, 42, 0.06);
            color: var(--brand-primary);
        }

        .section-padding {
            padding: var(--spacing-section) 0;
        }

        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.3;
            margin-bottom: 0.8rem;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.9;
            margin-bottom: 2.5rem;
            max-width: 720px;
        }

        .btn-primary-custom {
            background-color: var(--brand-primary);
            color: #fff;
            border: none;
            border-radius: var(--radius-btn);
            padding: 0.7rem 1.5rem;
            font-size: 15px;
            font-weight: 500;
            letter-spacing: 0.02em;
            transition: background-color 0.25s ease, box-shadow 0.25s ease;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }

        .btn-primary-custom:hover {
            background-color: #7C2F21;
            color: #fff;
            box-shadow: 0 4px 12px rgba(154, 59, 42, 0.25);
        }

        .btn-primary-custom:focus {
            outline: 3px solid var(--brand-accent);
            outline-offset: 2px;
        }

        .btn-outline-custom {
            background-color: transparent;
            color: var(--brand-primary);
            border: 1.5px solid var(--brand-primary);
            border-radius: var(--radius-btn);
            padding: 0.7rem 1.5rem;
            font-size: 15px;
            font-weight: 500;
            letter-spacing: 0.02em;
            transition: background-color 0.25s ease, color 0.25s ease;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }

        .btn-outline-custom:hover {
            background-color: rgba(154, 59, 42, 0.08);
            color: var(--brand-primary);
        }

        .btn-outline-custom:focus {
            outline: 3px solid var(--brand-accent);
            outline-offset: 2px;
        }

        .btn-text-custom {
            background: none;
            border: none;
            color: var(--brand-primary);
            font-size: 15px;
            font-weight: 500;
            padding: 0.3rem 0;
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            transition: color 0.2s ease, gap 0.2s ease;
        }

        .btn-text-custom:hover {
            color: var(--brand-primary-light);
            gap: 0.6rem;
        }

        .btn-text-custom .arrow-icon {
            transition: transform 0.2s ease;
        }

        .btn-text-custom:hover .arrow-icon {
            transform: translateX(3px);
        }

        .badge-warm {
            display: inline-block;
            background-color: rgba(201, 154, 92, 0.1);
            color: #8B6B3D;
            border: 1px solid rgba(201, 154, 92, 0.3);
            border-radius: var(--radius-badge);
            padding: 0.3rem 0.9rem;
            font-size: 13px;
            font-weight: 500;
            letter-spacing: 0.02em;
        }

        .badge-success-warm {
            display: inline-block;
            background-color: rgba(86, 117, 92, 0.1);
            color: var(--success-badge);
            border: 1px solid rgba(86, 117, 92, 0.3);
            border-radius: var(--radius-badge);
            padding: 0.3rem 0.9rem;
            font-size: 13px;
            font-weight: 500;
        }

        .badge-warning-warm {
            display: inline-block;
            background-color: rgba(181, 140, 68, 0.1);
            color: var(--warning-badge);
            border: 1px solid rgba(181, 140, 68, 0.3);
            border-radius: var(--radius-badge);
            padding: 0.3rem 0.9rem;
            font-size: 13px;
            font-weight: 500;
        }

        .date-label {
            font-family: "SF Mono", "Menlo", "Consolas", "Liberation Mono", monospace;
            font-size: 14px;
            color: var(--text-muted);
            letter-spacing: 0.03em;
        }

        /* 分类页窄Hero */
        .category-hero {
            background-color: var(--bg-dark);
            padding: 3.5rem 0 3rem;
            position: relative;
            overflow: hidden;
            min-height: 280px;
            display: flex;
            align-items: center;
        }

        .category-hero::after {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 280px;
            height: 280px;
            background: radial-gradient(circle, rgba(201, 154, 92, 0.08) 0%, transparent 70%);
            pointer-events: none;
        }

        .category-hero .hero-content {
            position: relative;
            z-index: 2;
        }

        .category-hero h1 {
            font-size: 34px;
            font-weight: 700;
            color: #fff;
            line-height: 1.25;
            margin-bottom: 0.8rem;
        }

        .category-hero .hero-desc {
            font-size: 16px;
            color: #E8DDD2;
            line-height: 1.9;
            max-width: 620px;
            margin-bottom: 0;
        }

        .category-hero .hero-badge-row {
            display: flex;
            gap: 0.75rem;
            flex-wrap: wrap;
            margin-top: 1rem;
        }

        .category-hero .hero-badge-row .badge-warm {
            background-color: rgba(201, 154, 92, 0.15);
            color: var(--brand-accent);
            border-color: rgba(201, 154, 92, 0.35);
        }

        /* 条目式深度列表 */
        .interpretation-list-section {
            padding: var(--spacing-section) 0;
            background-color: var(--bg-warm);
        }

        .interpretation-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }

        .interpretation-item {
            display: flex;
            gap: 1.5rem;
            padding: 1.8rem 0;
            border-bottom: 1px solid var(--border-warm);
            transition: background-color 0.2s ease, padding-left 0.2s ease;
        }

        .interpretation-item:hover {
            background-color: rgba(154, 59, 42, 0.03);
            padding-left: 0.5rem;
        }

        .interp-number {
            flex-shrink: 0;
            width: 52px;
            height: 52px;
            background-color: var(--brand-primary);
            color: #fff;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 700;
            letter-spacing: 0.03em;
        }

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

        .interp-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.75rem;
            margin-bottom: 0.5rem;
        }

        .interp-title {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.4;
            margin: 0;
        }

        .interp-summary {
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.9;
            margin-bottom: 0.75rem;
            max-width: 800px;
        }

        .interp-meta {
            display: flex;
            align-items: center;
            gap: 1rem;
            flex-wrap: wrap;
        }

        /* 深度长文区 */
        .deep-reading-section {
            padding: var(--spacing-section) 0;
            background-color: #fff;
            border-top: 1px solid var(--border-warm);
            border-bottom: 1px solid var(--border-warm);
        }

        .deep-reading-wrap {
            max-width: 720px;
            margin: 0 auto;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }

        .deep-reading-wrap h2 {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.3;
            margin-bottom: 1.5rem;
        }

        .deep-reading-wrap h3 {
            font-size: 20px;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.4;
            margin-top: 2.5rem;
            margin-bottom: 1rem;
        }

        .deep-reading-wrap p {
            font-size: 16px;
            color: var(--text-body);
            line-height: 1.9;
            margin-bottom: 1.2rem;
        }

        .deep-reading-wrap blockquote {
            border-left: 3px solid var(--brand-accent);
            background-color: rgba(201, 154, 92, 0.06);
            padding: 1.2rem 1.5rem;
            border-radius: 0 8px 8px 0;
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.9;
            margin: 2rem 0;
        }

        .deep-reading-wrap ul {
            padding-left: 1.5rem;
            margin-bottom: 1.5rem;
        }

        .deep-reading-wrap ul li {
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.9;
            margin-bottom: 0.6rem;
        }

        .deep-reading-wrap .figure-caption {
            font-size: 14px;
            color: var(--text-muted);
            text-align: center;
            margin-top: 0.6rem;
            letter-spacing: 0.02em;
        }

        .deep-reading-wrap .reading-img {
            border-radius: var(--radius-large);
            overflow: hidden;
            margin: 2rem 0;
            box-shadow: var(--shadow-card);
        }

        /* FAQ区 */
        .faq-section {
            padding: var(--spacing-section) 0;
            background-color: var(--bg-warm);
        }

        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            border-bottom: 1px solid var(--border-warm);
            padding: 1.2rem 0;
        }

        .faq-question {
            display: flex;
            align-items: flex-start;
            gap: 1rem;
            cursor: pointer;
            font-size: 17px;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.5;
            transition: color 0.2s ease;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            padding: 0;
        }

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

        .faq-question .faq-toggle-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background-color: rgba(154, 59, 42, 0.08);
            color: var(--brand-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            transition: transform 0.25s ease, background-color 0.25s ease;
        }

        .faq-question.active .faq-toggle-icon {
            transform: rotate(45deg);
            background-color: var(--brand-primary);
            color: #fff;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s ease;
            padding-left: 2.5rem;
        }

        .faq-answer.open {
            max-height: 500px;
            padding-top: 0.8rem;
        }

        .faq-answer p {
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.9;
            margin-bottom: 0.5rem;
        }

        /* CTA区 */
        .cta-section {
            padding: 4rem 0;
            background-color: var(--brand-primary);
            text-align: center;
        }

        .cta-section h2 {
            font-size: 30px;
            font-weight: 700;
            color: #fff;
            line-height: 1.3;
            margin-bottom: 1rem;
        }

        .cta-section p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.9;
            max-width: 600px;
            margin: 0 auto 2rem;
        }

        .cta-section .btn-cta-group {
            display: flex;
            gap: 1rem;
            justify-content: center;
            flex-wrap: wrap;
        }

        .cta-section .btn-cta-white {
            background-color: #fff;
            color: var(--brand-primary);
            border: none;
            border-radius: var(--radius-btn);
            padding: 0.75rem 1.8rem;
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.02em;
            transition: background-color 0.25s ease, color 0.25s ease;
        }

        .cta-section .btn-cta-white:hover {
            background-color: var(--bg-dark);
            color: #fff;
        }

        .cta-section .btn-cta-outline-white {
            background-color: transparent;
            color: #fff;
            border: 1.5px solid rgba(255, 255, 255, 0.7);
            border-radius: var(--radius-btn);
            padding: 0.75rem 1.8rem;
            font-size: 15px;
            font-weight: 500;
            letter-spacing: 0.02em;
            transition: background-color 0.25s ease, border-color 0.25s ease;
        }

        .cta-section .btn-cta-outline-white:hover {
            background-color: rgba(255, 255, 255, 0.1);
            border-color: #fff;
        }

        /* 补充信息条 */
        .info-strip {
            background-color: var(--bg-dark);
            padding: 2.5rem 0;
            color: #E8DDD2;
        }

        .info-strip .info-strip-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 2rem;
        }

        .info-strip .info-strip-item {
            text-align: center;
        }

        .info-strip .info-strip-number {
            font-size: 32px;
            font-weight: 700;
            color: var(--brand-accent);
            margin-bottom: 0.3rem;
            line-height: 1.2;
        }

        .info-strip .info-strip-label {
            font-size: 14px;
            color: #B8AFA5;
            letter-spacing: 0.02em;
        }

        /* 页脚 */
        .site-footer {
            background-color: var(--bg-dark);
            color: #B8AFA5;
            padding-top: 4rem;
            padding-bottom: 0;
        }

        .site-footer .container-custom {
            padding-bottom: 3rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.4fr;
            gap: 2.5rem;
            margin-bottom: 3rem;
        }

        .footer-brand-name {
            font-size: 1.5rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.3rem;
            letter-spacing: 0.02em;
        }

        .footer-domain {
            font-size: 13px;
            color: var(--brand-accent);
            margin-bottom: 1rem;
            letter-spacing: 0.02em;
        }

        .footer-desc {
            font-size: 14px;
            color: #B8AFA5;
            line-height: 1.8;
            max-width: 300px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 1.2rem;
            letter-spacing: 0.03em;
        }

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

        .footer-col ul li {
            margin-bottom: 0.6rem;
        }

        .footer-col ul li a {
            font-size: 14px;
            color: #B8AFA5;
            text-decoration: none;
            transition: color 0.2s;
        }

        .footer-col ul li a:hover {
            color: var(--brand-accent);
        }

        .footer-subscribe h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 1.2rem;
            letter-spacing: 0.03em;
        }

        .footer-subscribe-form {
            display: flex;
            gap: 0.5rem;
            flex-wrap: wrap;
            margin-bottom: 0.8rem;
        }

        .subscribe-input {
            flex: 1;
            min-width: 180px;
            height: 44px;
            padding: 0 1rem;
            border: 1px solid #3E3935;
            border-radius: var(--radius-btn);
            background-color: rgba(255, 255, 255, 0.05);
            color: #fff;
            font-size: 14px;
            transition: border-color 0.2s ease;
        }

        .subscribe-input::placeholder {
            color: #9C9187;
        }

        .subscribe-input:focus {
            outline: none;
            border-color: var(--brand-accent);
        }

        .btn-subscribe {
            height: 44px;
            padding: 0 1.4rem;
            background-color: var(--brand-primary);
            color: #fff;
            border: none;
            border-radius: var(--radius-btn);
            font-size: 14px;
            font-weight: 600;
            letter-spacing: 0.02em;
            cursor: pointer;
            transition: background-color 0.25s ease;
        }

        .btn-subscribe:hover {
            background-color: var(--brand-primary-light);
        }

        .subscribe-hint {
            font-size: 12px;
            color: #9C9187;
            line-height: 1.6;
            margin-bottom: 0.3rem;
        }

        .subscribe-error {
            font-size: 12px;
            color: var(--warning-badge);
            display: none;
            margin: 0;
        }

        .subscribe-error.show {
            display: block;
        }

        .footer-bottom-bar {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 1.5rem 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 1rem;
        }

        .footer-copyright {
            font-size: 13px;
            color: #9C9187;
            margin: 0;
        }

        .footer-bottom-links {
            display: flex;
            align-items: center;
            gap: 1.2rem;
            flex-wrap: wrap;
        }

        .footer-bottom-links a {
            font-size: 13px;
            color: #9C9187;
            text-decoration: none;
            transition: color 0.2s;
        }

        .footer-bottom-links a:hover {
            color: var(--brand-accent);
        }

        .footer-badge-text {
            font-size: 13px;
            color: #9C9187;
        }

        /* 响应式 */
        @media (max-width: 1199px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 2rem;
            }

            .info-strip .info-strip-grid {
                grid-template-columns: repeat(3, 1fr);
            }
        }

        @media (max-width: 991px) {
            .nav-toggle {
                display: block;
            }

            .nav-links {
                display: none;
            }

            .nav-drawer {
                display: none;
            }

            .nav-drawer.open {
                display: block;
            }

            .category-hero {
                min-height: auto;
                padding: 2.5rem 0;
            }

            .category-hero h1 {
                font-size: 28px;
            }

            .interpretation-item {
                flex-direction: column;
                gap: 0.8rem;
            }

            .interp-number {
                width: 40px;
                height: 40px;
                font-size: 15px;
            }

            .section-padding {
                padding: 3rem 0;
            }

            .info-strip .info-strip-grid {
                grid-template-columns: 1fr 1fr;
                gap: 1.5rem;
            }
        }

        @media (max-width: 767px) {
            .top-infobar-left span {
                display: none;
            }

            .top-infobar-left a {
                font-size: 12px;
            }

            .top-infobar-right {
                gap: 0.8rem;
            }

            .top-infobar-right a {
                font-size: 12px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }

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

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

            .category-hero .hero-desc {
                font-size: 14px;
            }

            .interpretation-item {
                padding: 1.2rem 0;
            }

            .interp-title {
                font-size: 16px;
            }

            .interp-summary {
                font-size: 14px;
            }

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

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

            .deep-reading-wrap h2 {
                font-size: 22px;
            }

            .deep-reading-wrap h3 {
                font-size: 18px;
            }

            .info-strip .info-strip-grid {
                grid-template-columns: 1fr;
                gap: 1.2rem;
            }

            .cta-section h2 {
                font-size: 24px;
            }

            .cta-section p {
                font-size: 14px;
            }

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

            .btn-subscribe {
                width: 100%;
            }

            .footer-subscribe-form {
                flex-direction: column;
            }
        }

        @media (max-width: 575px) {
            .top-infobar {
                height: auto;
                padding: 0.35rem 0;
            }

            .top-infobar .container-custom {
                flex-direction: row;
                justify-content: space-between;
                gap: 0.5rem;
            }

            .top-infobar-left a {
                font-size: 11px;
            }

            .top-infobar-right a {
                font-size: 11px;
            }

            .interp-header {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.4rem;
            }

            .footer-bottom-links {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.5rem;
            }
        }

/* roulang page: category3 */
:root {
            --brand-primary: #9A3B2A;
            --brand-primary-light: #C14F3C;
            --brand-accent: #C99A5C;
            --bg-warm: #FAF6F0;
            --bg-dark: #23201E;
            --surface-card: #FFFFFF;
            --border-warm: #E4DDD2;
            --text-main: #1F1B18;
            --text-body: #3E3935;
            --text-muted: #756C63;
            --link-color: #9A3B2A;
            --success-badge: #56755C;
            --warning-badge: #B58C44;
            --radius-card: 10px;
            --radius-btn: 8px;
            --radius-badge: 999px;
            --radius-large: 14px;
            --shadow-card: 0 2px 8px rgba(35, 32, 30, 0.06);
            --shadow-hover: 0 8px 20px rgba(35, 32, 30, 0.12);
            --spacing-section: 5rem;
            --font-stack: "PingFang SC", "Noto Sans SC", "Source Han Sans SC", "Microsoft YaHei", sans-serif;
            --container-max: 1180px;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-stack);
            background-color: var(--bg-warm);
            color: var(--text-body);
            line-height: 1.9;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            color: var(--link-color);
            text-decoration: none;
            transition: color 0.2s ease, background-color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
        }

        a:hover {
            color: var(--brand-primary-light);
        }

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

        button,
        input,
        textarea {
            font-family: var(--font-stack);
        }

        .container-custom {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }

        /* 顶部信息条 */
        .top-infobar {
            background-color: var(--bg-dark);
            height: 34px;
            display: flex;
            align-items: center;
            font-size: 13px;
            color: #F0E7DB;
            position: relative;
            z-index: 1001;
        }

        .top-infobar .container-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }

        .top-infobar a {
            color: #F0E7DB;
            font-size: 13px;
            text-decoration: none;
            transition: color 0.2s;
        }

        .top-infobar a:hover {
            color: var(--brand-accent);
        }

        .top-infobar .infobar-left {
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }

        .top-infobar .infobar-left .dot-separator {
            color: #756C63;
            font-size: 10px;
        }

        .top-infobar .infobar-right {
            display: flex;
            align-items: center;
            gap: 1.2rem;
        }

        .top-infobar .infobar-right a {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        /* 主导航 */
        .main-nav {
            background-color: var(--bg-warm);
            height: 72px;
            border-bottom: 1px solid var(--border-warm);
            display: flex;
            align-items: center;
            position: sticky;
            top: 0;
            z-index: 999;
            transition: box-shadow 0.2s;
        }

        .main-nav.scrolled {
            box-shadow: 0 4px 18px rgba(35, 32, 30, 0.08);
        }

        .main-nav .container-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }

        .nav-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--text-main);
            letter-spacing: 0.02em;
        }

        .nav-brand .brand-mark {
            width: 38px;
            height: 38px;
            border-radius: 8px;
            background-color: var(--brand-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 1.1rem;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-links li a {
            display: block;
            font-size: 15px;
            color: var(--text-body);
            text-decoration: none;
            letter-spacing: 0.02em;
            padding: 0.5rem 0.2rem;
            border-bottom: 3px solid transparent;
            transition: color 0.2s, border-color 0.2s, background-color 0.2s;
            white-space: nowrap;
        }

        .nav-links li a:hover {
            color: var(--brand-primary);
            background-color: transparent;
            border-bottom-color: var(--brand-accent);
        }

        .nav-links li a.active {
            color: var(--brand-primary);
            border-bottom-color: var(--brand-primary);
            font-weight: 600;
        }

        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.6rem;
            color: var(--text-main);
            cursor: pointer;
            padding: 0.3rem;
            line-height: 1;
        }

        .nav-toggle:focus {
            outline: 2px solid var(--brand-accent);
            outline-offset: 2px;
        }

        .nav-drawer {
            display: none;
            background-color: var(--bg-warm);
            border-top: 1px solid var(--border-warm);
            position: absolute;
            top: 72px;
            left: 0;
            right: 0;
            z-index: 1000;
            padding: 0.5rem 0;
            box-shadow: 0 8px 20px rgba(35, 32, 30, 0.12);
        }

        .nav-drawer.open {
            display: block;
        }

        .nav-drawer a {
            display: block;
            padding: 0.8rem 1.5rem;
            font-size: 16px;
            color: var(--text-body);
            text-decoration: none;
            min-height: 52px;
            display: flex;
            align-items: center;
            border-bottom: 1px solid var(--border-warm);
        }

        .nav-drawer a:last-child {
            border-bottom: none;
        }

        .nav-drawer a:hover,
        .nav-drawer a.active {
            background-color: rgba(154, 59, 42, 0.06);
            color: var(--brand-primary);
        }

        /* Hero */
        .category-hero {
            padding: 3rem 0 2.8rem;
            background-color: var(--bg-dark);
            position: relative;
            overflow: hidden;
            min-height: 280px;
            display: flex;
            align-items: center;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.18;
            pointer-events: none;
        }

        .category-hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--brand-primary), var(--brand-accent), var(--brand-primary));
            opacity: 0.8;
        }

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

        .category-hero .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(201, 154, 92, 0.15);
            color: var(--brand-accent);
            border: 1px solid rgba(201, 154, 92, 0.35);
            padding: 0.35rem 1rem;
            border-radius: var(--radius-badge);
            font-size: 13px;
            margin-bottom: 1rem;
            letter-spacing: 0.04em;
        }

        .category-hero h1 {
            font-size: 36px;
            line-height: 1.25;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 0.8rem;
            letter-spacing: 0.02em;
        }

        .category-hero .hero-desc {
            font-size: 17px;
            line-height: 1.8;
            color: #D6CFC5;
            max-width: 720px;
            margin-bottom: 0;
        }

        /* 通用板块标题 */
        .section-head {
            margin-bottom: 2.5rem;
        }

        .section-head .section-eyebrow {
            display: inline-block;
            font-size: 13px;
            text-transform: uppercase;
            letter-spacing: 0.12em;
            color: var(--brand-primary);
            font-weight: 600;
            margin-bottom: 0.5rem;
        }

        .section-head h2 {
            font-size: 28px;
            line-height: 1.35;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 0.5rem;
        }

        .section-head .section-lead {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.8;
            max-width: 680px;
        }

        /* 场景卡片错落布局 */
        .scene-grid-wrapper {
            padding: var(--spacing-section) 0;
            background-color: var(--bg-warm);
        }

        .scene-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 2rem;
            align-items: start;
        }

        .scene-card {
            background: var(--surface-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
            border: 1px solid var(--border-warm);
            display: flex;
            flex-direction: column;
        }

        .scene-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(154, 59, 42, 0.25);
        }

        .scene-card .scene-img-wrap {
            height: 190px;
            overflow: hidden;
            position: relative;
            flex-shrink: 0;
        }

        .scene-card .scene-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

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

        .scene-card .scene-img-wrap::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(180deg, transparent 55%, rgba(35,32,30,0.35) 100%);
            pointer-events: none;
        }

        .scene-card .scene-body {
            padding: 1.4rem 1.5rem 1.5rem;
            display: flex;
            flex-direction: column;
            flex-grow: 1;
        }

        .scene-card .scene-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            padding: 0.3rem 0.85rem;
            border-radius: var(--radius-badge);
            margin-bottom: 0.75rem;
            letter-spacing: 0.04em;
            align-self: flex-start;
        }

        .scene-tag.tag-business {
            background: rgba(154, 59, 42, 0.1);
            color: var(--brand-primary);
            border: 1px solid rgba(154, 59, 42, 0.28);
        }

        .scene-tag.tag-event {
            background: rgba(201, 154, 92, 0.12);
            color: #8A6728;
            border: 1px solid rgba(201, 154, 92, 0.4);
        }

        .scene-tag.tag-visual {
            background: rgba(86, 117, 92, 0.12);
            color: var(--success-badge);
            border: 1px solid rgba(86, 117, 92, 0.35);
        }

        .scene-tag.tag-culture {
            background: rgba(181, 140, 68, 0.12);
            color: var(--warning-badge);
            border: 1px solid rgba(181, 140, 68, 0.38);
        }

        .scene-tag.tag-content {
            background: rgba(63, 57, 53, 0.08);
            color: var(--text-body);
            border: 1px solid rgba(63, 57, 53, 0.2);
        }

        .scene-tag.tag-personal {
            background: rgba(154, 59, 42, 0.07);
            color: var(--brand-primary-light);
            border: 1px solid rgba(154, 59, 42, 0.22);
        }

        .scene-card .scene-title {
            font-size: 19px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.4;
            margin-bottom: 0.6rem;
        }

        .scene-card .scene-desc {
            font-size: 15px;
            line-height: 1.75;
            color: var(--text-muted);
            margin-bottom: 1rem;
            flex-grow: 1;
        }

        .scene-card .scene-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--brand-primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: gap 0.2s ease, color 0.2s ease;
            margin-top: auto;
        }

        .scene-card .scene-link:hover {
            color: var(--brand-primary-light);
            gap: 10px;
        }

        /* 中间列上移 */
        .scene-grid .scene-col-mid {
            transform: translateY(-22px);
        }

        /* 深度内容区 */
        .deep-content-section {
            padding: var(--spacing-section) 0;
            background-color: #F2ECE3;
        }

        .deep-content-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: start;
        }

        .deep-content-grid .deep-text {
            font-size: 16px;
            color: var(--text-body);
            line-height: 1.95;
        }

        .deep-content-grid .deep-text p {
            margin-bottom: 1.2rem;
        }

        .deep-content-grid .deep-text h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.4;
            margin-bottom: 1rem;
            margin-top: 1.5rem;
        }

        .deep-content-grid .deep-text blockquote {
            border-left: 4px solid var(--brand-accent);
            padding-left: 1.2rem;
            margin: 1.5rem 0;
            color: var(--text-muted);
            font-style: normal;
            background: rgba(201, 154, 92, 0.06);
            padding: 1.2rem 1.5rem;
            border-radius: 0 8px 8px 0;
        }

        .deep-content-grid .deep-text ul {
            padding-left: 1.5rem;
            margin-bottom: 1.2rem;
        }

        .deep-content-grid .deep-text li {
            margin-bottom: 0.5rem;
            line-height: 1.85;
        }

        .deep-content-grid .deep-illustration {
            border-radius: var(--radius-large);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            position: sticky;
            top: 100px;
        }

        .deep-content-grid .deep-illustration img {
            width: 100%;
            height: auto;
        }

        .deep-content-grid .deep-illustration .illustration-caption {
            background: var(--surface-card);
            padding: 1rem 1.5rem;
            font-size: 14px;
            color: var(--text-muted);
            border-top: 1px solid var(--border-warm);
        }

        /* 流程区 */
        .process-section {
            padding: var(--spacing-section) 0;
            background-color: var(--bg-dark);
        }

        .process-section .section-head h2 {
            color: #FFFFFF;
        }

        .process-section .section-head .section-lead {
            color: #C5BBB0;
        }

        .process-section .section-head .section-eyebrow {
            color: var(--brand-accent);
        }

        .process-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
        }

        .process-step {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(240, 231, 219, 0.12);
            border-radius: var(--radius-card);
            padding: 1.8rem 1.5rem;
            transition: background 0.3s, border-color 0.3s, transform 0.3s;
        }

        .process-step:hover {
            background: rgba(255, 255, 255, 0.07);
            border-color: rgba(201, 154, 92, 0.4);
            transform: translateY(-3px);
        }

        .process-step .step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: var(--brand-primary);
            color: #fff;
            font-weight: 700;
            font-size: 1.1rem;
            margin-bottom: 1rem;
        }

        .process-step h3 {
            font-size: 18px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 0.6rem;
            line-height: 1.4;
        }

        .process-step p {
            font-size: 14px;
            color: #C5BBB0;
            line-height: 1.8;
            margin-bottom: 0;
        }

        /* 适用对象 */
        .audience-section {
            padding: var(--spacing-section) 0;
            background-color: var(--bg-warm);
        }

        .audience-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1.5rem;
        }

        .audience-card {
            display: flex;
            align-items: flex-start;
            gap: 1.2rem;
            background: var(--surface-card);
            border: 1px solid var(--border-warm);
            border-radius: var(--radius-card);
            padding: 1.5rem 1.8rem;
            transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
        }

        .audience-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(154, 59, 42, 0.22);
        }

        .audience-card .aud-icon {
            width: 46px;
            height: 46px;
            border-radius: 10px;
            background: rgba(154, 59, 42, 0.08);
            color: var(--brand-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            flex-shrink: 0;
        }

        .audience-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 0.4rem;
        }

        .audience-card p {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.75;
            margin-bottom: 0;
        }

        /* FAQ */
        .faq-section {
            padding: var(--spacing-section) 0;
            background-color: #F2ECE3;
        }

        .faq-list {
            max-width: 820px;
            margin: 0 auto;
        }

        .faq-item {
            border-bottom: 1px solid var(--border-warm);
            background: transparent;
            border-radius: 0;
            overflow: hidden;
            transition: background 0.25s ease;
        }

        .faq-item:first-child {
            border-top: 1px solid var(--border-warm);
        }

        .faq-item.expanded {
            background: rgba(255, 255, 255, 0.55);
        }

        .faq-question {
            background: none;
            border: none;
            width: 100%;
            padding: 1.2rem 1rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            text-align: left;
            cursor: pointer;
            font-size: 17px;
            font-weight: 600;
            color: var(--text-main);
            transition: color 0.2s;
            gap: 1rem;
        }

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

        .faq-question .faq-plus {
            flex-shrink: 0;
            font-size: 1.3rem;
            font-weight: 400;
            color: var(--brand-primary);
            transition: transform 0.25s ease;
        }

        .faq-item.expanded .faq-question .faq-plus {
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.25s ease, padding 0.25s ease;
            padding: 0 1rem;
        }

        .faq-item.expanded .faq-answer {
            max-height: 500px;
            padding-bottom: 1.2rem;
        }

        .faq-answer p {
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.85;
            margin-bottom: 0;
        }

        /* CTA */
        .cta-section {
            padding: 4rem 0;
            background-color: var(--brand-primary);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -60%;
            right: -20%;
            width: 500px;
            height: 500px;
            border-radius: 50%;
            background: rgba(201, 154, 92, 0.12);
            pointer-events: none;
        }

        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -40%;
            left: -10%;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.05);
            pointer-events: none;
        }

        .cta-section .container-custom {
            position: relative;
            z-index: 2;
            text-align: center;
        }

        .cta-section h2 {
            font-size: 32px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 1rem;
        }

        .cta-section p {
            font-size: 17px;
            color: #F0E7DB;
            margin-bottom: 2rem;
            line-height: 1.7;
        }

        .cta-buttons {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 1.2rem;
            flex-wrap: wrap;
        }

        .btn-primary-custom {
            background-color: #FFFFFF;
            color: var(--brand-primary);
            border: none;
            padding: 0.8rem 2rem;
            border-radius: var(--radius-btn);
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.25s, transform 0.2s, box-shadow 0.25s;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-primary-custom:hover {
            background-color: #F0E7DB;
            color: var(--brand-primary);
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(0,0,0,0.2);
        }

        .btn-outline-custom {
            background: transparent;
            color: #FFFFFF;
            border: 1.5px solid rgba(255,255,255,0.6);
            padding: 0.8rem 2rem;
            border-radius: var(--radius-btn);
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.25s, border-color 0.25s, transform 0.2s;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-outline-custom:hover {
            background: rgba(255,255,255,0.1);
            border-color: #FFFFFF;
            color: #FFFFFF;
            transform: translateY(-2px);
        }

        /* 页脚 */
        .site-footer {
            background-color: var(--bg-dark);
            color: #C5BBB0;
            padding: 3.5rem 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 2.5rem;
            padding-bottom: 2.5rem;
        }

        .footer-brand .footer-brand-name {
            font-size: 1.4rem;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 0.03em;
            margin-bottom: 0.4rem;
        }

        .footer-brand .footer-domain {
            font-size: 13px;
            color: #756C63;
            margin-bottom: 0.8rem;
        }

        .footer-desc {
            font-size: 14px;
            line-height: 1.85;
            color: #A69B8F;
            max-width: 340px;
        }

        .footer-col h4,
        .footer-subscribe h4 {
            font-size: 16px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 1.2rem;
            letter-spacing: 0.03em;
        }

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

        .footer-col ul li {
            margin-bottom: 0.7rem;
        }

        .footer-col ul li a {
            color: #C5BBB0;
            font-size: 14px;
            text-decoration: none;
            transition: color 0.2s;
        }

        .footer-col ul li a:hover {
            color: var(--brand-accent);
        }

        .footer-subscribe-form {
            display: flex;
            gap: 0.5rem;
            margin-bottom: 0.6rem;
        }

        .subscribe-input {
            flex: 1;
            height: 44px;
            border: 1px solid #4A4642;
            background: rgba(255,255,255,0.06);
            border-radius: var(--radius-btn);
            padding: 0 1rem;
            color: #FFFFFF;
            font-size: 14px;
            outline: none;
            transition: border-color 0.2s, background 0.2s;
        }

        .subscribe-input::placeholder {
            color: #9C9187;
        }

        .subscribe-input:focus {
            border-color: var(--brand-accent);
            background: rgba(255,255,255,0.08);
        }

        .btn-subscribe {
            height: 44px;
            background-color: var(--brand-primary);
            color: #FFFFFF;
            border: none;
            border-radius: var(--radius-btn);
            padding: 0 1.2rem;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.25s, transform 0.2s;
            white-space: nowrap;
        }

        .btn-subscribe:hover {
            background-color: var(--brand-primary-light);
            transform: translateY(-1px);
        }

        .subscribe-hint {
            font-size: 13px;
            color: #756C63;
            line-height: 1.7;
            margin-bottom: 0;
        }

        .subscribe-error {
            display: none;
            font-size: 13px;
            color: var(--warning-badge);
            margin-top: 0.4rem;
        }

        .subscribe-error.show {
            display: block;
        }

        .footer-bottom-bar {
            border-top: 1px solid rgba(255,255,255,0.08);
            padding: 1.2rem 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 1rem;
        }

        .footer-copyright {
            font-size: 13px;
            color: #756C63;
            margin-bottom: 0;
        }

        .footer-bottom-links {
            display: flex;
            align-items: center;
            gap: 1.2rem;
            flex-wrap: wrap;
        }

        .footer-bottom-links a {
            font-size: 13px;
            color: #A69B8F;
            text-decoration: none;
            transition: color 0.2s;
        }

        .footer-bottom-links a:hover {
            color: var(--brand-accent);
        }

        .footer-badge-text {
            font-size: 13px;
            color: #756C63;
        }

        /* 响应式 */
        @media (max-width: 1200px) {
            .scene-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 1.5rem;
            }
            .process-steps {
                grid-template-columns: repeat(2, 1fr);
                gap: 1.2rem;
            }
        }

        @media (max-width: 991px) {
            .nav-toggle {
                display: block;
            }
            .nav-links {
                display: none;
            }
            .nav-drawer {
                display: none;
            }
            .scene-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 1.5rem;
            }
            .scene-grid .scene-col-mid {
                transform: none;
            }
            .deep-content-grid {
                grid-template-columns: 1fr;
                gap: 2rem;
            }
            .deep-content-grid .deep-illustration {
                position: static;
            }
            .audience-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 2rem;
            }
        }

        @media (max-width: 767px) {
            :root {
                --spacing-section: 3rem;
            }
            .category-hero {
                min-height: 240px;
                padding: 2.2rem 0;
            }
            .category-hero h1 {
                font-size: 28px;
            }
            .scene-grid {
                grid-template-columns: 1fr;
                gap: 1.2rem;
            }
            .scene-card .scene-img-wrap {
                height: 170px;
            }
            .process-steps {
                grid-template-columns: 1fr;
                gap: 1rem;
            }
            .cta-section h2 {
                font-size: 26px;
            }
            .cta-buttons {
                flex-direction: column;
                gap: 0.8rem;
            }
            .btn-primary-custom,
            .btn-outline-custom {
                width: 100%;
                justify-content: center;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .footer-bottom-bar {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.8rem;
            }
            .footer-bottom-links {
                flex-wrap: wrap;
                gap: 0.8rem;
            }
            .section-head h2 {
                font-size: 24px;
            }
            .top-infobar .infobar-left .dot-separator,
            .top-infobar .infobar-left .infobar-domain-text {
                display: none;
            }
        }

        @media (max-width: 575px) {
            .top-infobar .infobar-left {
                font-size: 12px;
            }
            .top-infobar .infobar-right {
                gap: 0.8rem;
            }
            .top-infobar .infobar-right a {
                font-size: 12px;
            }
            .category-hero h1 {
                font-size: 24px;
            }
            .category-hero .hero-desc {
                font-size: 15px;
            }
            .scene-card .scene-body {
                padding: 1.1rem 1.2rem 1.3rem;
            }
            .scene-card .scene-title {
                font-size: 17px;
            }
            .subscribe-input,
            .btn-subscribe {
                height: 40px;
                font-size: 13px;
            }
            .footer-subscribe-form {
                flex-direction: column;
            }
            .btn-subscribe {
                width: 100%;
            }
        }

/* roulang page: category4 */
:root {
            --brand-primary: #9A3B2A;
            --brand-primary-light: #C14F3C;
            --brand-accent: #C99A5C;
            --bg-warm: #FAF6F0;
            --bg-dark: #23201E;
            --surface-card: #FFFFFF;
            --border-warm: #E4DDD2;
            --text-main: #1F1B18;
            --text-body: #3E3935;
            --text-muted: #756C63;
            --link-color: #9A3B2A;
            --success-badge: #56755C;
            --warning-badge: #B58C44;
            --radius-card: 10px;
            --radius-btn: 8px;
            --radius-badge: 999px;
            --radius-large: 14px;
            --shadow-card: 0 2px 8px rgba(35, 32, 30, 0.06);
            --shadow-hover: 0 8px 20px rgba(35, 32, 30, 0.12);
            --spacing-section: 5rem;
            --font-stack: "PingFang SC", "Noto Sans SC", "Source Han Sans SC", "Microsoft YaHei", sans-serif;
            --container-max: 1180px;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-stack);
            background-color: var(--bg-warm);
            color: var(--text-body);
            line-height: 1.9;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: var(--link-color);
            text-decoration: none;
            transition: color 0.2s ease, background-color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
        }
        a:hover {
            color: var(--brand-primary-light);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        textarea {
            font-family: var(--font-stack);
        }
        .container-custom {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }
        .top-infobar {
            background-color: var(--bg-dark);
            height: 34px;
            display: flex;
            align-items: center;
            font-size: 13px;
            color: #F0E7DB;
        }
        .top-infobar .container-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }
        .top-infobar a {
            color: #F0E7DB;
            font-size: 13px;
            text-decoration: none;
            transition: color 0.2s;
        }
        .top-infobar a:hover {
            color: var(--brand-accent);
        }
        .main-nav {
            background-color: var(--bg-warm);
            height: 72px;
            border-bottom: 1px solid var(--border-warm);
            display: flex;
            align-items: center;
            position: sticky;
            top: 0;
            z-index: 999;
        }
        .main-nav .container-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }
        .nav-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--text-main);
            letter-spacing: 0.02em;
        }
        .nav-brand .brand-mark {
            width: 38px;
            height: 38px;
            border-radius: 8px;
            background-color: var(--brand-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 1.2rem;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-links li a {
            display: block;
            font-size: 15px;
            color: var(--text-body);
            text-decoration: none;
            letter-spacing: 0.02em;
            padding: 0.5rem 0.2rem;
            border-bottom: 3px solid transparent;
            transition: color 0.2s, border-color 0.2s, background-color 0.2s;
            white-space: nowrap;
        }
        .nav-links li a:hover {
            color: var(--brand-primary);
            background-color: transparent;
            border-bottom-color: var(--brand-accent);
        }
        .nav-links li a.active {
            color: var(--brand-primary);
            border-bottom-color: var(--brand-primary);
            font-weight: 600;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.6rem;
            color: var(--text-main);
            cursor: pointer;
            padding: 0.3rem;
            line-height: 1;
        }
        .nav-toggle:focus {
            outline: 2px solid var(--brand-accent);
            outline-offset: 2px;
        }
        .nav-drawer {
            display: none;
            background-color: var(--bg-warm);
            border-top: 1px solid var(--border-warm);
            position: absolute;
            top: 72px;
            left: 0;
            right: 0;
            z-index: 1000;
            padding: 0.5rem 0;
            box-shadow: 0 8px 20px rgba(35, 32, 30, 0.12);
        }
        .nav-drawer.open {
            display: block;
        }
        .nav-drawer a {
            display: flex;
            align-items: center;
            padding: 0.8rem 1.5rem;
            font-size: 16px;
            color: var(--text-body);
            text-decoration: none;
            min-height: 52px;
            border-bottom: 1px solid var(--border-warm);
        }
        .nav-drawer a:last-child {
            border-bottom: none;
        }
        .nav-drawer a:hover,
        .nav-drawer a.active {
            background-color: rgba(154, 59, 42, 0.06);
            color: var(--brand-primary);
        }
        .btn-primary-brand {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background-color: var(--brand-primary);
            color: #fff;
            border: none;
            border-radius: var(--radius-btn);
            padding: 0.65rem 1.4rem;
            font-size: 15px;
            font-weight: 500;
            letter-spacing: 0.02em;
            text-decoration: none;
            cursor: pointer;
            transition: background-color 0.2s, transform 0.15s, box-shadow 0.2s;
        }
        .btn-primary-brand:hover {
            background-color: #7C2F21;
            color: #fff;
        }
        .btn-primary-brand:active {
            transform: translateY(1px);
        }
        .btn-primary-brand:focus {
            outline: 3px solid rgba(201, 154, 92, 0.5);
            outline-offset: 2px;
        }
        .btn-outline-brand {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background-color: transparent;
            border: 1.5px solid var(--brand-primary);
            color: var(--brand-primary);
            border-radius: var(--radius-btn);
            padding: 0.6rem 1.35rem;
            font-size: 15px;
            font-weight: 500;
            letter-spacing: 0.02em;
            text-decoration: none;
            cursor: pointer;
            transition: background-color 0.2s, color 0.2s, box-shadow 0.2s;
        }
        .btn-outline-brand:hover {
            background-color: rgba(154, 59, 42, 0.1);
            color: var(--brand-primary);
        }
        .btn-outline-brand:focus {
            outline: 3px solid rgba(201, 154, 92, 0.5);
            outline-offset: 2px;
        }
        .btn-text-brand {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: none;
            border: none;
            color: var(--brand-primary);
            font-size: 14px;
            font-weight: 500;
            text-decoration: none;
            cursor: pointer;
            padding: 0.2rem 0;
            transition: gap 0.2s, color 0.2s;
        }
        .btn-text-brand i {
            transition: transform 0.2s;
        }
        .btn-text-brand:hover {
            gap: 10px;
            color: var(--brand-primary-light);
        }
        .btn-text-brand:hover i {
            transform: translateX(3px);
        }
        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            color: var(--brand-accent);
            text-transform: uppercase;
            margin-bottom: 0.8rem;
        }
        .badge-warm {
            display: inline-block;
            background-color: rgba(201, 154, 92, 0.1);
            color: #8A6A3C;
            border: 1px solid rgba(201, 154, 92, 0.3);
            border-radius: var(--radius-badge);
            padding: 0.25rem 0.85rem;
            font-size: 13px;
            font-weight: 500;
            letter-spacing: 0.02em;
        }
        .badge-success {
            display: inline-block;
            background-color: rgba(86, 117, 92, 0.1);
            color: var(--success-badge);
            border: 1px solid rgba(86, 117, 92, 0.3);
            border-radius: var(--radius-badge);
            padding: 0.25rem 0.85rem;
            font-size: 13px;
            font-weight: 500;
        }
        .badge-warning {
            display: inline-block;
            background-color: rgba(181, 140, 68, 0.1);
            color: var(--warning-badge);
            border: 1px solid rgba(181, 140, 68, 0.3);
            border-radius: var(--radius-badge);
            padding: 0.25rem 0.85rem;
            font-size: 13px;
            font-weight: 500;
        }
        .page-hero-category {
            background-color: var(--bg-dark);
            min-height: 280px;
            display: flex;
            align-items: center;
            padding: 3.5rem 0;
            position: relative;
            overflow: hidden;
            background-image: linear-gradient(rgba(35,32,30,0.88), rgba(35,32,30,0.88)), url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
        }
        .page-hero-category::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: var(--brand-primary);
        }
        .page-hero-category h1 {
            color: #fff;
            font-size: 2.6rem;
            font-weight: 700;
            margin-bottom: 0.8rem;
            line-height: 1.25;
        }
        .page-hero-category .hero-sub {
            color: rgba(240, 231, 219, 0.8);
            font-size: 1.05rem;
            max-width: 680px;
            line-height: 1.8;
        }
        .breadcrumb-brand {
            background-color: transparent;
            margin: 0;
            padding: 0 0 1rem 0;
            font-size: 13px;
            color: rgba(240, 231, 219, 0.6);
        }
        .breadcrumb-brand a {
            color: rgba(240, 231, 219, 0.6);
            text-decoration: none;
            transition: color 0.2s;
        }
        .breadcrumb-brand a:hover {
            color: var(--brand-accent);
        }
        .case-block {
            padding: 4rem 0;
            border-bottom: 1px solid var(--border-warm);
        }
        .case-block:last-of-type {
            border-bottom: none;
        }
        .case-block-text {
            display: flex;
            flex-direction: column;
            justify-content: center;
            height: 100%;
        }
        .case-block-text h2 {
            font-size: 1.7rem;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.4;
            margin-bottom: 0.9rem;
        }
        .case-number {
            font-size: 2.6rem;
            font-weight: 700;
            color: var(--brand-accent);
            margin-bottom: 0.5rem;
            letter-spacing: 0.04em;
            line-height: 1;
        }
        .case-number span {
            font-size: 1rem;
            font-weight: 500;
            color: var(--text-muted);
            display: block;
            margin-top: 0.4rem;
            letter-spacing: 0.06em;
        }
        .case-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem;
            margin-bottom: 1.2rem;
        }
        .case-block-text p {
            color: var(--text-body);
            line-height: 1.85;
            margin-bottom: 1rem;
        }
        .case-block-text p strong {
            color: var(--text-main);
            font-weight: 600;
        }
        .case-img-wrapper {
            border-radius: var(--radius-large);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            position: relative;
        }
        .case-img-wrapper img {
            width: 100%;
            height: 100%;
            min-height: 320px;
            object-fit: cover;
            transition: transform 0.45s ease;
        }
        .case-img-wrapper:hover img {
            transform: scale(1.03);
        }
        .case-img-wrapper::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            border: 2px solid rgba(201, 154, 92, 0.35);
            border-radius: var(--radius-large);
            pointer-events: none;
        }
        .case-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            margin-top: 1.2rem;
        }
        .case-divider {
            width: 60px;
            height: 3px;
            background-color: var(--brand-accent);
            border-radius: 2px;
            margin: 0.5rem 0 1.2rem 0;
        }
        .case-block:nth-child(even) .case-block-text {
            padding-right: 1rem;
        }
        .case-block:nth-child(odd) .case-block-text {
            padding-left: 1rem;
        }
        .insight-strip {
            background-color: var(--bg-dark);
            padding: 4rem 0;
            color: #F0E7DB;
        }
        .insight-strip h2 {
            color: #fff;
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 1.5rem;
        }
        .insight-strip .insight-text {
            color: rgba(240, 231, 219, 0.8);
            line-height: 1.9;
            font-size: 1rem;
            max-width: 780px;
        }
        .insight-stat {
            text-align: center;
            padding: 1.2rem;
        }
        .insight-stat .stat-num {
            font-size: 2.8rem;
            font-weight: 700;
            color: var(--brand-accent);
            line-height: 1;
        }
        .insight-stat .stat-label {
            font-size: 14px;
            color: rgba(240, 231, 219, 0.6);
            margin-top: 0.6rem;
            letter-spacing: 0.04em;
        }
        .page-cta-section {
            background-color: var(--brand-primary);
            padding: 4.5rem 0;
            text-align: center;
            color: #fff;
        }
        .page-cta-section h2 {
            font-size: 2.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.8rem;
        }
        .page-cta-section p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 1.05rem;
            max-width: 560px;
            margin: 0 auto 1.8rem;
            line-height: 1.8;
        }
        .page-cta-section .btn-cta-white {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background-color: #fff;
            color: var(--brand-primary);
            border: none;
            border-radius: var(--radius-btn);
            padding: 0.7rem 1.8rem;
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.02em;
            text-decoration: none;
            cursor: pointer;
            transition: background-color 0.2s, transform 0.15s;
            margin: 0 0.5rem 0.8rem;
        }
        .page-cta-section .btn-cta-white:hover {
            background-color: #F0E7DB;
            color: var(--brand-primary);
        }
        .page-cta-section .btn-cta-outline-white {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background-color: transparent;
            border: 1.5px solid rgba(255, 255, 255, 0.7);
            color: #fff;
            border-radius: var(--radius-btn);
            padding: 0.7rem 1.7rem;
            font-size: 15px;
            font-weight: 500;
            letter-spacing: 0.02em;
            text-decoration: none;
            cursor: pointer;
            transition: background-color 0.2s, border-color 0.2s;
            margin: 0 0.5rem 0.8rem;
        }
        .page-cta-section .btn-cta-outline-white:hover {
            background-color: rgba(255, 255, 255, 0.1);
            border-color: #fff;
            color: #fff;
        }
        .site-footer {
            background-color: var(--bg-dark);
            color: #F0E7DB;
            padding: 4.5rem 0 0;
        }
        .site-footer h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 1.2rem;
            letter-spacing: 0.04em;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.3fr;
            gap: 2.5rem;
            padding-bottom: 3rem;
        }
        .footer-brand-name {
            font-size: 1.5rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.3rem;
        }
        .footer-domain {
            font-size: 13px;
            color: rgba(240, 231, 219, 0.55);
            margin-bottom: 1rem;
            letter-spacing: 0.02em;
        }
        .footer-desc {
            font-size: 14px;
            color: rgba(240, 231, 219, 0.7);
            line-height: 1.8;
            max-width: 280px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 0.7rem;
        }
        .footer-col ul li a {
            color: rgba(240, 231, 219, 0.7);
            font-size: 14px;
            text-decoration: none;
            transition: color 0.2s;
        }
        .footer-col ul li a:hover {
            color: var(--brand-accent);
        }
        .footer-subscribe-form {
            display: flex;
            gap: 0.6rem;
            margin-bottom: 0.8rem;
        }
        .subscribe-input {
            flex: 1;
            height: 44px;
            border: 1px solid rgba(240, 231, 219, 0.3);
            border-radius: var(--radius-btn);
            padding: 0 0.9rem;
            font-size: 14px;
            background-color: rgba(255, 255, 255, 0.05);
            color: #F0E7DB;
            outline: none;
            transition: border-color 0.2s, background-color 0.2s;
            min-width: 0;
        }
        .subscribe-input::placeholder {
            color: #9C9187;
        }
        .subscribe-input:focus {
            border-color: var(--brand-primary-light);
            background-color: rgba(255, 255, 255, 0.08);
        }
        .btn-subscribe {
            height: 44px;
            background-color: var(--brand-primary);
            color: #fff;
            border: none;
            border-radius: var(--radius-btn);
            padding: 0 1.2rem;
            font-size: 14px;
            font-weight: 500;
            cursor: pointer;
            transition: background-color 0.2s;
            white-space: nowrap;
        }
        .btn-subscribe:hover {
            background-color: var(--brand-primary-light);
        }
        .subscribe-hint {
            font-size: 13px;
            color: rgba(240, 231, 219, 0.5);
            line-height: 1.6;
            margin-bottom: 0.3rem;
        }
        .subscribe-error {
            font-size: 13px;
            color: var(--warning-badge);
            display: none;
            margin: 0;
        }
        .subscribe-error.show {
            display: block;
        }
        .footer-bottom-bar {
            border-top: 1px solid rgba(240, 231, 219, 0.15);
            padding: 1.4rem 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.6rem;
        }
        .footer-copyright {
            font-size: 13px;
            color: rgba(240, 231, 219, 0.5);
            margin: 0;
        }
        .footer-bottom-links {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 1.2rem;
            font-size: 13px;
            color: rgba(240, 231, 219, 0.5);
        }
        .footer-bottom-links a {
            color: rgba(240, 231, 219, 0.5);
            text-decoration: none;
            transition: color 0.2s;
        }
        .footer-bottom-links a:hover {
            color: var(--brand-accent);
        }
        .footer-badge-text {
            font-size: 13px;
            color: rgba(240, 231, 219, 0.45);
        }
        @media (max-width: 1199px) {
            .nav-links {
                gap: 0.8rem;
            }
            .nav-links li a {
                font-size: 13px;
            }
            .footer-grid {
                grid-template-columns: 1.2fr 1fr 1fr 1.2fr;
                gap: 1.8rem;
            }
        }
        @media (max-width: 991px) {
            .nav-toggle {
                display: block;
            }
            .nav-links {
                display: none;
            }
            .nav-drawer.open {
                display: block;
            }
            .page-hero-category {
                min-height: 220px;
                padding: 2.5rem 0;
            }
            .page-hero-category h1 {
                font-size: 2rem;
            }
            .case-block {
                padding: 2.8rem 0;
            }
            .case-block-text h2 {
                font-size: 1.4rem;
            }
            .case-img-wrapper img {
                min-height: 240px;
            }
            .case-block:nth-child(even) .case-block-text,
            .case-block:nth-child(odd) .case-block-text {
                padding-left: 0;
                padding-right: 0;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 2rem;
            }
            .footer-bottom-bar {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.4rem;
            }
        }
        @media (max-width: 767px) {
            .top-infobar .container-custom {
                justify-content: center;
            }
            .top-infobar .top-info-text {
                display: none;
            }
            .container-custom {
                padding-left: 1rem;
                padding-right: 1rem;
            }
            .page-hero-category {
                min-height: 200px;
                padding: 2rem 0;
            }
            .page-hero-category h1 {
                font-size: 1.7rem;
            }
            .page-hero-category .hero-sub {
                font-size: 0.95rem;
            }
            .case-block {
                padding: 2rem 0;
            }
            .case-block-text h2 {
                font-size: 1.25rem;
            }
            .case-number {
                font-size: 2rem;
            }
            .case-img-wrapper img {
                min-height: 200px;
            }
            .case-actions {
                flex-direction: column;
                gap: 0.6rem;
            }
            .case-actions .btn-primary-brand,
            .case-actions .btn-outline-brand,
            .case-actions .btn-text-brand {
                width: 100%;
                justify-content: center;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.8rem;
                padding-bottom: 2rem;
            }
            .footer-subscribe-form {
                flex-direction: column;
            }
            .btn-subscribe {
                width: 100%;
            }
            .footer-bottom-links {
                gap: 0.8rem;
            }
            .page-cta-section h2 {
                font-size: 1.7rem;
            }
            .page-cta-section .btn-cta-white,
            .page-cta-section .btn-cta-outline-white {
                width: 100%;
                margin: 0.4rem 0;
            }
        }
        @media (max-width: 575px) {
            .page-hero-category h1 {
                font-size: 1.5rem;
            }
            .page-hero-category .hero-sub {
                font-size: 0.88rem;
                line-height: 1.7;
            }
            .breadcrumb-brand {
                font-size: 11px;
            }
            .case-meta {
                gap: 0.4rem;
            }
            .badge-warm,
            .badge-success,
            .badge-warning {
                font-size: 11px;
                padding: 0.2rem 0.65rem;
            }
            .insight-stat .stat-num {
                font-size: 2.2rem;
            }
        }

/* roulang page: category5 */
:root {
            --brand-primary: #9A3B2A;
            --brand-primary-light: #C14F3C;
            --brand-accent: #C99A5C;
            --bg-warm: #FAF6F0;
            --bg-dark: #23201E;
            --surface-card: #FFFFFF;
            --border-warm: #E4DDD2;
            --text-main: #1F1B18;
            --text-body: #3E3935;
            --text-muted: #756C63;
            --link-color: #9A3B2A;
            --success-badge: #56755C;
            --warning-badge: #B58C44;
            --radius-card: 10px;
            --radius-btn: 8px;
            --radius-badge: 999px;
            --radius-large: 14px;
            --shadow-card: 0 2px 8px rgba(35, 32, 30, 0.06);
            --shadow-hover: 0 8px 20px rgba(35, 32, 30, 0.12);
            --spacing-section: 5rem;
            --font-stack: "PingFang SC", "Noto Sans SC", "Source Han Sans SC", "Microsoft YaHei", sans-serif;
            --container-max: 1180px;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-stack);
            background-color: var(--bg-warm);
            color: var(--text-body);
            line-height: 1.9;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: var(--link-color);
            text-decoration: none;
            transition: color 0.2s ease, background-color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
        }
        a:hover {
            color: var(--brand-primary-light);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        textarea {
            font-family: var(--font-stack);
        }
        .container-custom {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }
        .section-block {
            padding: var(--spacing-section) 0;
        }
        .section-block.padding-less {
            padding: 3.5rem 0;
        }
        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.35;
            margin-bottom: 0.75rem;
            letter-spacing: 0.02em;
        }
        .section-title .title-mark {
            display: inline-block;
            width: 8px;
            height: 26px;
            background-color: var(--brand-primary);
            border-radius: 4px;
            margin-right: 10px;
            vertical-align: -3px;
        }
        .section-subtitle {
            font-size: 1rem;
            color: var(--text-muted);
            line-height: 1.8;
            margin-bottom: 2.5rem;
            max-width: 680px;
        }
        .text-badge {
            display: inline-block;
            background-color: rgba(201, 154, 92, 0.12);
            color: #8a6a3c;
            border: 1px solid rgba(201, 154, 92, 0.35);
            padding: 4px 14px;
            font-size: 13px;
            border-radius: var(--radius-badge);
            letter-spacing: 0.02em;
            margin-bottom: 1rem;
        }
        .top-infobar {
            background-color: var(--bg-dark);
            height: 34px;
            display: flex;
            align-items: center;
            font-size: 13px;
            color: #F0E7DB;
            position: relative;
            z-index: 1001;
        }
        .top-infobar .container-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }
        .top-infobar .info-start {
            letter-spacing: 0.04em;
            font-weight: 400;
        }
        .top-infobar .info-end {
            display: flex;
            gap: 1.5rem;
        }
        .top-infobar a {
            color: #F0E7DB;
            font-size: 13px;
            text-decoration: none;
            transition: color 0.2s;
        }
        .top-infobar a:hover {
            color: var(--brand-accent);
        }
        .main-nav {
            background-color: var(--bg-warm);
            height: 72px;
            border-bottom: 1px solid var(--border-warm);
            display: flex;
            align-items: center;
            position: sticky;
            top: 0;
            z-index: 999;
        }
        .main-nav .container-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }
        .nav-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--text-main);
            letter-spacing: 0.02em;
        }
        .nav-brand .brand-mark {
            width: 38px;
            height: 38px;
            border-radius: 8px;
            background-color: var(--brand-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 1.2rem;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-links li a {
            display: block;
            font-size: 15px;
            color: var(--text-body);
            text-decoration: none;
            letter-spacing: 0.02em;
            padding: 0.5rem 0.2rem;
            border-bottom: 3px solid transparent;
            transition: color 0.2s, border-color 0.2s, background-color 0.2s;
            white-space: nowrap;
        }
        .nav-links li a:hover {
            color: var(--brand-primary);
            background-color: transparent;
            border-bottom-color: var(--brand-accent);
        }
        .nav-links li a.active {
            color: var(--brand-primary);
            border-bottom-color: var(--brand-primary);
            font-weight: 600;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.6rem;
            color: var(--text-main);
            cursor: pointer;
            padding: 0.3rem;
            line-height: 1;
        }
        .nav-toggle:focus {
            outline: 2px solid var(--brand-accent);
            outline-offset: 2px;
        }
        .nav-drawer {
            display: none;
            background-color: var(--bg-warm);
            border-top: 1px solid var(--border-warm);
            position: absolute;
            top: 72px;
            left: 0;
            right: 0;
            z-index: 1000;
            padding: 0.5rem 0;
            box-shadow: 0 8px 20px rgba(35, 32, 30, 0.12);
        }
        .nav-drawer.open {
            display: block;
        }
        .nav-drawer a {
            display: flex;
            align-items: center;
            padding: 0.8rem 1.5rem;
            font-size: 16px;
            color: var(--text-body);
            text-decoration: none;
            min-height: 52px;
            border-bottom: 1px solid var(--border-warm);
        }
        .nav-drawer a:last-child {
            border-bottom: none;
        }
        .nav-drawer a:hover,
        .nav-drawer a.active {
            background-color: rgba(154, 59, 42, 0.06);
            color: var(--brand-primary);
        }
        .btn-brand {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background-color: var(--brand-primary);
            color: #fff;
            border: none;
            border-radius: var(--radius-btn);
            padding: 12px 24px;
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.02em;
            transition: background-color 0.2s, transform 0.15s, box-shadow 0.2s;
            cursor: pointer;
        }
        .btn-brand:hover {
            background-color: #7C2F21;
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(154, 59, 42, 0.25);
        }
        .btn-brand:active {
            transform: translateY(0);
            box-shadow: none;
        }
        .btn-brand:focus {
            outline: 3px solid rgba(201, 154, 92, 0.6);
            outline-offset: 2px;
        }
        .btn-outline-brand {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background-color: transparent;
            color: var(--brand-primary);
            border: 1.5px solid var(--brand-primary);
            border-radius: var(--radius-btn);
            padding: 11px 22px;
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.02em;
            transition: background-color 0.2s, color 0.2s, border-color 0.2s;
            cursor: pointer;
        }
        .btn-outline-brand:hover {
            background-color: rgba(154, 59, 42, 0.08);
            color: var(--brand-primary);
            border-color: var(--brand-primary-light);
        }
        .btn-outline-brand:focus {
            outline: 3px solid rgba(201, 154, 92, 0.5);
            outline-offset: 2px;
        }
        .btn-text-brand {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: none;
            border: none;
            color: var(--brand-primary);
            font-size: 15px;
            font-weight: 500;
            padding: 4px 0;
            cursor: pointer;
            transition: color 0.2s, transform 0.2s;
        }
        .btn-text-brand:hover {
            color: var(--brand-primary-light);
            text-decoration: underline;
            transform: translateX(2px);
        }
        .btn-text-brand .arrow {
            transition: transform 0.2s;
        }
        .btn-text-brand:hover .arrow {
            transform: translateX(3px);
        }
        .hero-pricing {
            background-color: var(--bg-dark);
            padding: 4rem 0 4.5rem;
            position: relative;
            overflow: hidden;
        }
        .hero-pricing::after {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 38%;
            height: 100%;
            background: linear-gradient(135deg, rgba(201, 154, 92, 0.08) 0%, transparent 70%);
            pointer-events: none;
        }
        .hero-pricing .container-custom {
            position: relative;
            z-index: 1;
        }
        .hero-pricing .hero-badge {
            display: inline-block;
            background-color: rgba(201, 154, 92, 0.15);
            color: var(--brand-accent);
            padding: 5px 16px;
            border-radius: var(--radius-badge);
            font-size: 13px;
            letter-spacing: 0.06em;
            margin-bottom: 1.2rem;
            border: 1px solid rgba(201, 154, 92, 0.3);
        }
        .hero-pricing h1 {
            font-size: 2.5rem;
            font-weight: 700;
            color: #fff;
            line-height: 1.3;
            margin-bottom: 1.2rem;
            letter-spacing: 0.02em;
        }
        .hero-pricing .hero-sub {
            font-size: 1.1rem;
            color: #D8CFC2;
            max-width: 560px;
            line-height: 1.85;
            margin-bottom: 2rem;
        }
        .hero-pricing .hero-actions {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
        }
        .hero-pricing .btn-outline-inverse {
            border: 1.5px solid #D8CFC2;
            color: #D8CFC2;
            background: transparent;
            border-radius: var(--radius-btn);
            padding: 11px 24px;
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.02em;
            transition: background-color 0.2s, color 0.2s, border-color 0.2s;
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .hero-pricing .btn-outline-inverse:hover {
            background-color: rgba(255, 255, 255, 0.1);
            color: #fff;
            border-color: #fff;
        }
        .hero-pricing .hero-image-wrap {
            max-width: 420px;
            margin-left: auto;
        }
        .hero-pricing .hero-image-wrap img {
            border-radius: var(--radius-large);
            box-shadow: 0 16px 36px rgba(0, 0, 0, 0.4);
            border: 1px solid rgba(201, 154, 92, 0.3);
        }
        .compare-table-section {
            background-color: var(--bg-warm);
        }
        .compare-table-wrap {
            background-color: var(--surface-card);
            border-radius: var(--radius-large);
            box-shadow: var(--shadow-card);
            overflow-x: auto;
            padding: 2rem;
            border: 1px solid var(--border-warm);
        }
        .compare-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 14px;
            line-height: 1.6;
            min-width: 720px;
        }
        .compare-table thead th {
            background-color: #F7F1E8;
            color: var(--text-main);
            font-weight: 700;
            padding: 14px 16px;
            text-align: left;
            border-bottom: 2px solid var(--border-warm);
            font-size: 14px;
            letter-spacing: 0.02em;
        }
        .compare-table tbody td {
            padding: 14px 16px;
            border-bottom: 1px solid var(--border-warm);
            color: var(--text-body);
            vertical-align: top;
        }
        .compare-table tbody tr {
            transition: background-color 0.25s;
        }
        .compare-table tbody tr:hover {
            background-color: rgba(154, 59, 42, 0.045);
        }
        .compare-table tbody tr:last-child td {
            border-bottom: none;
        }
        .compare-table .col-feature {
            font-weight: 600;
            color: var(--text-main);
            min-width: 180px;
        }
        .compare-table .check-icon {
            color: var(--success-badge);
            font-weight: 700;
        }
        .compare-table .dash-icon {
            color: #BCB3A8;
        }
        .compare-table .highlight-col {
            background-color: rgba(201, 154, 92, 0.05);
        }
        .pricing-cards-section {
            background-color: #F3EDE4;
        }
        .pricing-card {
            background-color: var(--surface-card);
            border-radius: var(--radius-large);
            box-shadow: var(--shadow-card);
            padding: 2.2rem 1.8rem;
            border: 1px solid var(--border-warm);
            height: 100%;
            display: flex;
            flex-direction: column;
            transition: box-shadow 0.25s, transform 0.25s, border-color 0.25s;
            position: relative;
        }
        .pricing-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: #D8CBB8;
        }
        .pricing-card.featured {
            border: 2px solid var(--brand-primary);
            background-color: #FFFDFA;
        }
        .pricing-card .card-badge-top {
            position: absolute;
            top: -14px;
            right: 20px;
            background-color: var(--brand-primary);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 16px;
            border-radius: var(--radius-badge);
            letter-spacing: 0.04em;
        }
        .pricing-card .plan-name {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 0.5rem;
        }
        .pricing-card .plan-desc {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 1.5rem;
            line-height: 1.7;
        }
        .pricing-card .plan-price {
            display: flex;
            align-items: baseline;
            gap: 6px;
            margin-bottom: 0.25rem;
        }
        .pricing-card .price-number {
            font-size: 2.6rem;
            font-weight: 700;
            color: var(--brand-primary);
            letter-spacing: -0.02em;
        }
        .pricing-card .price-unit {
            font-size: 1rem;
            color: var(--text-muted);
        }
        .pricing-card .price-note {
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 1.5rem;
        }
        .pricing-card .plan-features {
            list-style: none;
            padding: 0;
            margin: 0 0 1.8rem;
            flex: 1;
        }
        .pricing-card .plan-features li {
            display: flex;
            align-items: flex-start;
            gap: 8px;
            font-size: 14px;
            color: var(--text-body);
            padding: 6px 0;
            line-height: 1.6;
            border-bottom: 1px solid #F2EBE1;
        }
        .pricing-card .plan-features li:last-child {
            border-bottom: none;
        }
        .pricing-card .plan-features li i {
            color: var(--success-badge);
            font-size: 14px;
            margin-top: 4px;
            flex-shrink: 0;
        }
        .pricing-card .btn-plan {
            width: 100%;
        }
        .scenario-section {
            background-color: var(--bg-warm);
        }
        .scenario-item {
            background-color: var(--surface-card);
            border-radius: var(--radius-card);
            padding: 1.6rem 1.8rem;
            border: 1px solid var(--border-warm);
            height: 100%;
            transition: box-shadow 0.25s, transform 0.25s;
        }
        .scenario-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }
        .scenario-item .scenario-icon {
            width: 44px;
            height: 44px;
            background-color: rgba(154, 59, 42, 0.08);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            color: var(--brand-primary);
            margin-bottom: 1rem;
        }
        .scenario-item h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 0.5rem;
            letter-spacing: 0.01em;
        }
        .scenario-item p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.75;
            margin-bottom: 0;
        }
        .process-section {
            background-color: var(--bg-dark);
            color: #D8CFC2;
        }
        .process-section .section-title {
            color: #fff;
        }
        .process-section .section-subtitle {
            color: #B8AFA3;
        }
        .process-step {
            display: flex;
            gap: 1.2rem;
            align-items: flex-start;
            padding: 1.2rem 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        .process-step:last-child {
            border-bottom: none;
        }
        .process-step .step-num {
            width: 40px;
            height: 40px;
            background-color: var(--brand-primary);
            color: #fff;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .process-step .step-content h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.4rem;
        }
        .process-step .step-content p {
            font-size: 14px;
            color: #B8AFA3;
            line-height: 1.75;
            margin-bottom: 0;
        }
        .faq-section {
            background-color: var(--bg-warm);
        }
        .faq-item {
            border-bottom: 1px solid var(--border-warm);
            transition: background-color 0.25s;
        }
        .faq-item .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            padding: 1.3rem 0;
            background: none;
            border: none;
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-main);
            text-align: left;
            cursor: pointer;
            letter-spacing: 0.01em;
            gap: 1rem;
        }
        .faq-item .faq-question .faq-icon {
            width: 28px;
            height: 28px;
            background-color: rgba(154, 59, 42, 0.08);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            color: var(--brand-primary);
            flex-shrink: 0;
            transition: transform 0.25s;
        }
        .faq-item.active .faq-icon {
            transform: rotate(45deg);
            background-color: var(--brand-primary);
            color: #fff;
        }
        .faq-item .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s ease;
            padding: 0;
        }
        .faq-item.active .faq-answer {
            max-height: 500px;
            padding-bottom: 1.2rem;
        }
        .faq-item .faq-answer p {
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.85;
            margin: 0;
            padding: 0 0.5rem 0 2.2rem;
        }
        .faq-item.active {
            background-color: rgba(154, 59, 42, 0.03);
        }
        .cta-section {
            background-color: var(--brand-primary);
            padding: 4.5rem 0;
            text-align: center;
        }
        .cta-section .cta-title {
            font-size: 2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 1rem;
            letter-spacing: 0.02em;
        }
        .cta-section .cta-text {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 560px;
            margin: 0 auto 2rem;
            line-height: 1.8;
        }
        .cta-section .cta-buttons {
            display: flex;
            gap: 1rem;
            justify-content: center;
            flex-wrap: wrap;
        }
        .cta-section .btn-white {
            background-color: #fff;
            color: var(--brand-primary);
            border: none;
            border-radius: var(--radius-btn);
            padding: 12px 28px;
            font-size: 15px;
            font-weight: 700;
            letter-spacing: 0.02em;
            transition: background-color 0.2s, transform 0.15s;
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .cta-section .btn-white:hover {
            background-color: #F0E7DB;
            color: var(--brand-primary);
            transform: translateY(-1px);
        }
        .cta-section .btn-outline-white {
            background: transparent;
            color: #fff;
            border: 1.5px solid rgba(255, 255, 255, 0.6);
            border-radius: var(--radius-btn);
            padding: 11px 26px;
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.02em;
            transition: background-color 0.2s, border-color 0.2s;
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .cta-section .btn-outline-white:hover {
            background-color: rgba(255, 255, 255, 0.12);
            border-color: #fff;
            color: #fff;
        }
        .site-footer {
            background-color: var(--bg-dark);
            color: #D8CFC2;
            padding: 4rem 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
            gap: 2.5rem;
            padding-bottom: 2.5rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.12);
        }
        .footer-brand-name {
            font-size: 1.5rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.4rem;
            letter-spacing: 0.03em;
        }
        .footer-domain {
            font-size: 13px;
            color: var(--brand-accent);
            margin-bottom: 1rem;
            letter-spacing: 0.04em;
        }
        .footer-desc {
            font-size: 13px;
            color: #B8AFA3;
            line-height: 1.75;
            margin-bottom: 0;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 1rem;
            letter-spacing: 0.03em;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 0.6rem;
        }
        .footer-col ul li a {
            color: #B8AFA3;
            font-size: 14px;
            text-decoration: none;
            transition: color 0.2s;
        }
        .footer-col ul li a:hover {
            color: var(--brand-accent);
        }
        .footer-subscribe h4 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 1rem;
            letter-spacing: 0.03em;
        }
        .footer-subscribe-form {
            display: flex;
            gap: 8px;
            margin-bottom: 0.8rem;
            flex-wrap: wrap;
        }
        .subscribe-input {
            flex: 1;
            min-width: 180px;
            height: 44px;
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: var(--radius-btn);
            padding: 0 1rem;
            font-size: 14px;
            color: #fff;
            background-color: rgba(255, 255, 255, 0.06);
            transition: border-color 0.2s, background-color 0.2s;
            outline: none;
        }
        .subscribe-input::placeholder {
            color: #9C9187;
        }
        .subscribe-input:focus {
            border-color: var(--brand-accent);
            background-color: rgba(255, 255, 255, 0.1);
        }
        .btn-subscribe {
            height: 44px;
            background-color: var(--brand-primary);
            color: #fff;
            border: none;
            border-radius: var(--radius-btn);
            padding: 0 1.4rem;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: background-color 0.2s;
            display: inline-flex;
            align-items: center;
        }
        .btn-subscribe:hover {
            background-color: var(--brand-primary-light);
        }
        .subscribe-hint {
            font-size: 12px;
            color: #9C9187;
            line-height: 1.6;
            margin-bottom: 0;
        }
        .subscribe-error {
            font-size: 12px;
            color: var(--warning-badge);
            margin-top: 6px;
            display: none;
        }
        .footer-bottom-bar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            padding: 1.2rem 0 1.5rem;
            gap: 0.8rem;
        }
        .footer-copyright {
            font-size: 13px;
            color: #9C9187;
            margin: 0;
        }
        .footer-bottom-links {
            display: flex;
            align-items: center;
            gap: 1.2rem;
            flex-wrap: wrap;
            font-size: 13px;
            color: #9C9187;
        }
        .footer-bottom-links a {
            color: #9C9187;
            text-decoration: none;
            transition: color 0.2s;
            font-size: 13px;
        }
        .footer-bottom-links a:hover {
            color: var(--brand-accent);
        }
        .footer-badge-text {
            font-size: 12px;
            color: #8a8178;
        }
        @media (max-width: 1199px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 2rem;
            }
        }
        @media (max-width: 991px) {
            .nav-links {
                display: none;
            }
            .nav-toggle {
                display: block;
            }
            .hero-pricing h1 {
                font-size: 2rem;
            }
            .hero-pricing .hero-image-wrap {
                max-width: 100%;
                margin-left: 0;
                margin-top: 2rem;
            }
            .pricing-card .price-number {
                font-size: 2.2rem;
            }
        }
        @media (max-width: 767px) {
            :root {
                --spacing-section: 3rem;
            }
            .section-block {
                padding: 3rem 0;
            }
            .section-block.padding-less {
                padding: 2.5rem 0;
            }
            .compare-table-wrap {
                padding: 1.2rem;
            }
            .pricing-card {
                padding: 1.6rem 1.4rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .footer-bottom-bar {
                flex-direction: column;
                align-items: flex-start;
            }
            .hero-pricing {
                padding: 3rem 0 3.5rem;
            }
            .hero-pricing h1 {
                font-size: 1.7rem;
            }
            .cta-section .cta-title {
                font-size: 1.5rem;
            }
        }
        @media (max-width: 575px) {
            .top-infobar .info-start {
                display: none;
            }
            .top-infobar .info-end {
                gap: 0.8rem;
                width: 100%;
                justify-content: flex-end;
            }
            .process-step {
                flex-direction: column;
                gap: 0.6rem;
            }
            .process-step .step-num {
                width: 34px;
                height: 34px;
                font-size: 0.95rem;
            }
            .compare-table-wrap {
                padding: 0.8rem;
            }
            .compare-table {
                min-width: 640px;
                font-size: 13px;
            }
            .faq-item .faq-question {
                font-size: 0.95rem;
                padding: 1rem 0;
            }
        }

/* roulang page: category6 */
:root {
            --brand-primary: #9A3B2A;
            --brand-primary-light: #C14F3C;
            --brand-accent: #C99A5C;
            --bg-warm: #FAF6F0;
            --bg-dark: #23201E;
            --surface-card: #FFFFFF;
            --border-warm: #E4DDD2;
            --text-main: #1F1B18;
            --text-body: #3E3935;
            --text-muted: #756C63;
            --link-color: #9A3B2A;
            --success-badge: #56755C;
            --warning-badge: #B58C44;
            --radius-card: 10px;
            --radius-btn: 8px;
            --radius-badge: 999px;
            --radius-large: 14px;
            --shadow-card: 0 2px 8px rgba(35, 32, 30, 0.06);
            --shadow-hover: 0 8px 20px rgba(35, 32, 30, 0.12);
            --spacing-section: 5rem;
            --font-stack: "PingFang SC", "Noto Sans SC", "Source Han Sans SC", "Microsoft YaHei", sans-serif;
            --container-max: 1180px;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-stack);
            background-color: var(--bg-warm);
            color: var(--text-body);
            line-height: 1.9;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            color: var(--link-color);
            text-decoration: none;
            transition: color 0.2s ease, background-color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
        }

        a:hover {
            color: var(--brand-primary-light);
        }

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

        button,
        input,
        textarea,
        select {
            font-family: var(--font-stack);
        }

        .container-custom {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }

        /* 顶部信息条 */
        .top-infobar {
            background-color: var(--bg-dark);
            min-height: 34px;
            display: flex;
            align-items: center;
            border-bottom: 1px solid rgba(240, 231, 219, 0.12);
        }

        .top-infobar .container-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            gap: 1rem;
        }

        .infobar-text {
            color: #F0E7DB;
            font-size: 13px;
            letter-spacing: 0.03em;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .infobar-actions {
            display: flex;
            align-items: center;
            gap: 1.4rem;
            flex-shrink: 0;
        }

        .infobar-actions a {
            color: #F0E7DB;
            font-size: 13px;
            text-decoration: none;
            transition: color 0.2s ease;
            white-space: nowrap;
        }

        .infobar-actions a:hover {
            color: var(--brand-accent);
        }

        .infobar-actions a .fa-solid {
            margin-right: 4px;
            font-size: 12px;
        }

        /* 主导航 */
        .main-nav {
            background-color: var(--bg-warm);
            height: 72px;
            border-bottom: 1px solid var(--border-warm);
            display: flex;
            align-items: center;
            position: sticky;
            top: 0;
            z-index: 999;
            box-shadow: 0 1px 0 rgba(35, 32, 30, 0.02);
        }

        .main-nav .container-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            position: relative;
        }

        .nav-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--text-main);
            letter-spacing: 0.02em;
        }

        .nav-brand:hover {
            color: var(--text-main);
        }

        .nav-brand .brand-mark {
            width: 38px;
            height: 38px;
            border-radius: 8px;
            background-color: var(--brand-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 1.2rem;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-links li a {
            display: block;
            font-size: 15px;
            color: var(--text-body);
            text-decoration: none;
            letter-spacing: 0.02em;
            padding: 0.5rem 0.2rem;
            border-bottom: 3px solid transparent;
            transition: color 0.2s, border-color 0.2s, background-color 0.2s;
            white-space: nowrap;
        }

        .nav-links li a:hover {
            color: var(--brand-primary);
            background-color: transparent;
            border-bottom-color: var(--brand-accent);
        }

        .nav-links li a.active {
            color: var(--brand-primary);
            border-bottom-color: var(--brand-primary);
            font-weight: 600;
        }

        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.6rem;
            color: var(--text-main);
            cursor: pointer;
            padding: 0.3rem;
            line-height: 1;
        }

        .nav-toggle:focus {
            outline: 2px solid var(--brand-accent);
            outline-offset: 2px;
        }

        .nav-toggle:focus-visible {
            outline: 3px solid var(--brand-accent);
            outline-offset: 2px;
        }

        /* 移动端导航抽屉 */
        .nav-drawer {
            display: none;
            background-color: var(--bg-warm);
            border-top: 1px solid var(--border-warm);
            position: absolute;
            top: 72px;
            left: 0;
            right: 0;
            z-index: 1000;
            padding: 0.5rem 0;
            box-shadow: 0 8px 20px rgba(35, 32, 30, 0.12);
            max-height: calc(100vh - 106px);
            overflow-y: auto;
        }

        .nav-drawer.open {
            display: block;
        }

        .nav-drawer a {
            display: block;
            padding: 0.8rem 1.5rem;
            font-size: 16px;
            color: var(--text-body);
            text-decoration: none;
            min-height: 52px;
            display: flex;
            align-items: center;
            border-bottom: 1px solid var(--border-warm);
            transition: background-color 0.2s, color 0.2s;
        }

        .nav-drawer a:last-child {
            border-bottom: none;
        }

        .nav-drawer a:hover,
        .nav-drawer a.active {
            background-color: rgba(154, 59, 42, 0.06);
            color: var(--brand-primary);
        }

        /* 页面 Hero */
        .page-hero {
            background-color: var(--bg-dark);
            padding: 3.8rem 0 3.2rem;
            position: relative;
            overflow: hidden;
            border-bottom: 4px solid var(--brand-primary);
        }

        .page-hero::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -60px;
            width: 320px;
            height: 320px;
            border-radius: 50%;
            background-color: rgba(201, 154, 92, 0.08);
            pointer-events: none;
        }

        .page-hero::after {
            content: '';
            position: absolute;
            bottom: -100px;
            left: 30%;
            width: 260px;
            height: 260px;
            border-radius: 50%;
            background-color: rgba(193, 79, 60, 0.06);
            pointer-events: none;
        }

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

        .page-hero .hero-label {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--brand-accent);
            font-size: 14px;
            font-weight: 600;
            letter-spacing: 0.08em;
            margin-bottom: 0.8rem;
        }

        .page-hero .hero-label .fa-solid {
            font-size: 12px;
        }

        .page-hero h1 {
            color: #fff;
            font-size: 2.3rem;
            line-height: 1.3;
            font-weight: 700;
            margin-bottom: 1rem;
            letter-spacing: 0.02em;
        }

        .page-hero .hero-desc {
            color: rgba(240, 231, 219, 0.78);
            font-size: 1.05rem;
            max-width: 640px;
            line-height: 1.8;
            margin-bottom: 1.6rem;
        }

        .page-hero .hero-meta {
            display: flex;
            align-items: center;
            gap: 1.6rem;
            flex-wrap: wrap;
            color: rgba(240, 231, 219, 0.6);
            font-size: 14px;
        }

        .page-hero .hero-meta span {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .page-hero .hero-meta .fa-solid {
            font-size: 13px;
            color: var(--brand-accent);
        }

        /* 板块通用 */
        .section-block {
            padding: var(--spacing-section) 0;
        }

        .section-block .section-head {
            margin-bottom: 2.8rem;
        }

        .section-block .section-head h2 {
            color: var(--text-main);
            font-size: 1.8rem;
            line-height: 1.35;
            font-weight: 700;
            letter-spacing: 0.02em;
            margin-bottom: 0.6rem;
        }

        .section-block .section-head p {
            color: var(--text-muted);
            font-size: 1rem;
            max-width: 620px;
            line-height: 1.8;
            margin-bottom: 0;
        }

        /* 头条新闻 */
        .headline-news {
            background-color: var(--surface-card);
            border-radius: var(--radius-large);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            display: grid;
            grid-template-columns: 1.15fr 1fr;
            gap: 0;
            transition: box-shadow 0.3s ease;
        }

        .headline-news:hover {
            box-shadow: var(--shadow-hover);
        }

        .headline-news .headline-img-wrapper {
            position: relative;
            min-height: 340px;
            overflow: hidden;
        }

        .headline-news .headline-img-wrapper img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            object-position: center;
        }

        .headline-news .headline-img-wrapper .headline-badge {
            position: absolute;
            top: 20px;
            left: 20px;
            background-color: var(--brand-primary);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            padding: 0.4rem 1.1rem;
            border-radius: var(--radius-badge);
            letter-spacing: 0.04em;
        }

        .headline-news .headline-content {
            padding: 2.2rem;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .headline-news .headline-content .news-date {
            font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 0.8rem;
            letter-spacing: 0.04em;
        }

        .headline-news .headline-content h3 {
            font-size: 1.5rem;
            line-height: 1.4;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 0.8rem;
        }

        .headline-news .headline-content p {
            color: var(--text-body);
            font-size: 0.98rem;
            line-height: 1.85;
            margin-bottom: 1.4rem;
        }

        .btn-outline-brand {
            align-self: flex-start;
            background: transparent;
            border: 1.5px solid var(--brand-primary);
            color: var(--brand-primary);
            border-radius: var(--radius-btn);
            padding: 0.55rem 1.5rem;
            font-size: 14px;
            font-weight: 600;
            transition: background-color 0.2s, color 0.2s, border-color 0.2s;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .btn-outline-brand:hover {
            background-color: rgba(154, 59, 42, 0.1);
            color: var(--brand-primary);
            border-color: var(--brand-primary);
        }

        .btn-outline-brand .fa-solid {
            font-size: 12px;
            transition: transform 0.2s;
        }

        .btn-outline-brand:hover .fa-solid {
            transform: translateX(3px);
        }

        /* 筛选标签 */
        .filter-section {
            padding: 2.8rem 0 1.8rem;
        }

        .filter-section .filter-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-muted);
            letter-spacing: 0.05em;
            margin-bottom: 0.6rem;
            display: block;
        }

        .filter-group {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem;
            margin-bottom: 1.2rem;
        }

        .filter-btn {
            background-color: var(--surface-card);
            border: 1px solid var(--border-warm);
            border-radius: var(--radius-btn);
            padding: 0.45rem 1.3rem;
            font-size: 14px;
            color: var(--text-body);
            cursor: pointer;
            transition: background-color 0.2s, color 0.2s, border-color 0.2s;
            white-space: nowrap;
        }

        .filter-btn:hover {
            background-color: rgba(154, 59, 42, 0.06);
            border-color: var(--brand-primary);
            color: var(--brand-primary);
        }

        .filter-btn.active {
            background-color: var(--brand-primary);
            border-color: var(--brand-primary);
            color: #fff;
            font-weight: 600;
        }

        .filter-btn:focus-visible {
            outline: 2px solid var(--brand-accent);
            outline-offset: 2px;
        }

        /* 新闻列表 */
        .news-list-section {
            padding-bottom: var(--spacing-section);
        }

        .news-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.6rem;
        }

        .news-item {
            background-color: var(--surface-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            display: grid;
            grid-template-columns: 180px 1fr;
            transition: box-shadow 0.3s ease, transform 0.3s ease;
            border: 1px solid transparent;
        }

        .news-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            border-color: var(--border-warm);
        }

        .news-item .news-thumb {
            position: relative;
            overflow: hidden;
            min-height: 180px;
        }

        .news-item .news-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            object-position: center;
        }

        .news-item .news-thumb .news-topic-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background-color: rgba(35, 32, 30, 0.8);
            color: #fff;
            font-size: 12px;
            font-weight: 500;
            padding: 0.25rem 0.9rem;
            border-radius: var(--radius-badge);
            letter-spacing: 0.04em;
        }

        .news-item .news-content {
            padding: 1.2rem 1.4rem;
            display: flex;
            flex-direction: column;
        }

        .news-item .news-content .news-date {
            font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 0.5rem;
            letter-spacing: 0.03em;
        }

        .news-item .news-content h4 {
            font-size: 1.08rem;
            line-height: 1.45;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 0.5rem;
        }

        .news-item .news-content h4 a {
            color: var(--text-main);
            text-decoration: none;
            transition: color 0.2s;
        }

        .news-item .news-content h4 a:hover {
            color: var(--brand-primary);
        }

        .news-item .news-content p {
            color: var(--text-body);
            font-size: 0.92rem;
            line-height: 1.7;
            margin-bottom: 0.8rem;
            flex-grow: 1;
        }

        .news-readmore {
            align-self: flex-start;
            background: none;
            border: none;
            color: var(--brand-primary);
            font-size: 14px;
            font-weight: 600;
            padding: 0;
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 5px;
            transition: color 0.2s;
        }

        .news-readmore .fa-solid {
            font-size: 12px;
            transition: transform 0.2s;
        }

        .news-readmore:hover {
            color: var(--brand-primary-light);
        }

        .news-readmore:hover .fa-solid {
            transform: translateX(4px);
        }

        /* 统计条 */
        .stats-section {
            background-color: var(--bg-dark);
            padding: 3.5rem 0;
            border-top: 1px solid rgba(240, 231, 219, 0.08);
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
        }

        .stat-item {
            text-align: center;
            padding: 0.6rem;
        }

        .stat-item .stat-number {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--brand-accent);
            line-height: 1.2;
            letter-spacing: 0.02em;
        }

        .stat-item .stat-label {
            font-size: 14px;
            color: rgba(240, 231, 219, 0.7);
            margin-top: 0.4rem;
            letter-spacing: 0.04em;
        }

        /* CTA 订阅区 */
        .cta-section {
            background-color: var(--brand-primary);
            padding: 3.8rem 0;
            border-bottom: 1px solid rgba(35, 32, 30, 0.2);
        }

        .cta-section .cta-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 2.5rem;
            flex-wrap: wrap;
        }

        .cta-section .cta-text h2 {
            color: #fff;
            font-size: 1.8rem;
            font-weight: 700;
            line-height: 1.35;
            margin-bottom: 0.5rem;
            letter-spacing: 0.02em;
        }

        .cta-section .cta-text p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 1rem;
            margin-bottom: 0;
            line-height: 1.7;
        }

        .cta-section .cta-actions {
            display: flex;
            gap: 1rem;
            flex-shrink: 0;
        }

        .btn-light-outline {
            background: transparent;
            border: 1.5px solid rgba(255, 255, 255, 0.7);
            color: #fff;
            border-radius: var(--radius-btn);
            padding: 0.6rem 1.6rem;
            font-size: 15px;
            font-weight: 600;
            transition: background-color 0.2s, border-color 0.2s, color 0.2s;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .btn-light-outline:hover {
            background-color: rgba(255, 255, 255, 0.12);
            border-color: #fff;
            color: #fff;
        }

        .btn-light-solid {
            background-color: #fff;
            border: 1.5px solid #fff;
            color: var(--brand-primary);
            border-radius: var(--radius-btn);
            padding: 0.6rem 1.6rem;
            font-size: 15px;
            font-weight: 600;
            transition: background-color 0.2s, color 0.2s;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .btn-light-solid:hover {
            background-color: rgba(255, 255, 255, 0.88);
            color: var(--brand-primary);
        }

        /* 页脚 */
        .site-footer {
            background-color: var(--bg-dark);
            padding-top: 4.5rem;
            padding-bottom: 2rem;
            color: rgba(240, 231, 219, 0.85);
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.4fr;
            gap: 3rem;
            margin-bottom: 3rem;
        }

        .site-footer .footer-brand-name {
            font-size: 1.5rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.02em;
            margin-bottom: 0.4rem;
        }

        .site-footer .footer-domain {
            font-size: 13px;
            color: rgba(240, 231, 219, 0.5);
            letter-spacing: 0.03em;
            margin-bottom: 1rem;
        }

        .site-footer .footer-desc {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(240, 231, 219, 0.7);
            margin-bottom: 0;
        }

        .site-footer .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 1.2rem;
            letter-spacing: 0.04em;
        }

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

        .site-footer .footer-col ul li {
            margin-bottom: 0.6rem;
        }

        .site-footer .footer-col ul li a {
            color: rgba(240, 231, 219, 0.7);
            font-size: 14px;
            text-decoration: none;
            transition: color 0.2s;
        }

        .site-footer .footer-col ul li a:hover {
            color: var(--brand-accent);
        }

        .site-footer .footer-subscribe h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 1.2rem;
            letter-spacing: 0.04em;
        }

        .site-footer .footer-subscribe-form {
            display: flex;
            gap: 0.5rem;
            margin-bottom: 0.8rem;
        }

        .site-footer .subscribe-input {
            flex: 1;
            min-width: 0;
            height: 44px;
            border: 1px solid rgba(240, 231, 219, 0.25);
            background-color: rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-btn);
            padding: 0 1rem;
            color: #fff;
            font-size: 14px;
            transition: border-color 0.2s, background-color 0.2s;
        }

        .site-footer .subscribe-input::placeholder {
            color: #9C9187;
        }

        .site-footer .subscribe-input:focus {
            outline: none;
            border-color: var(--brand-accent);
            background-color: rgba(255, 255, 255, 0.1);
        }

        .site-footer .btn-subscribe {
            height: 44px;
            background-color: var(--brand-primary);
            border: none;
            border-radius: var(--radius-btn);
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            padding: 0 1.4rem;
            cursor: pointer;
            white-space: nowrap;
            transition: background-color 0.2s;
        }

        .site-footer .btn-subscribe:hover {
            background-color: var(--brand-primary-light);
        }

        .site-footer .subscribe-hint {
            font-size: 13px;
            color: rgba(240, 231, 219, 0.5);
            margin-bottom: 0.4rem;
            line-height: 1.6;
        }

        .site-footer .subscribe-error {
            font-size: 13px;
            color: var(--warning-badge);
            display: none;
            margin-bottom: 0;
        }

        .site-footer .subscribe-error.show {
            display: block;
        }

        .site-footer .footer-bottom-bar {
            border-top: 1px solid rgba(240, 231, 219, 0.12);
            padding-top: 1.6rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1.2rem;
            flex-wrap: wrap;
        }

        .site-footer .footer-copyright {
            font-size: 13px;
            color: rgba(240, 231, 219, 0.55);
            margin-bottom: 0;
        }

        .site-footer .footer-bottom-links {
            display: flex;
            align-items: center;
            gap: 1.4rem;
            flex-wrap: wrap;
        }

        .site-footer .footer-bottom-links a {
            color: rgba(240, 231, 219, 0.6);
            font-size: 13px;
            text-decoration: none;
            transition: color 0.2s;
        }

        .site-footer .footer-bottom-links a:hover {
            color: var(--brand-accent);
        }

        .site-footer .footer-badge-text {
            color: rgba(240, 231, 219, 0.45);
            font-size: 13px;
        }

        /* 响应式 */
        @media (max-width: 1199.98px) {
            .nav-links {
                gap: 0.8rem;
            }

            .nav-links li a {
                font-size: 14px;
                padding: 0.5rem 0.1rem;
            }

            .news-item {
                grid-template-columns: 150px 1fr;
            }

            .news-item .news-thumb {
                min-height: 160px;
            }
        }

        @media (max-width: 991.98px) {
            .nav-toggle {
                display: block;
            }

            .nav-links {
                display: none;
            }

            .main-nav {
                position: relative;
            }

            .page-hero h1 {
                font-size: 1.9rem;
            }

            .headline-news {
                grid-template-columns: 1fr;
            }

            .headline-news .headline-img-wrapper {
                min-height: 240px;
            }

            .news-grid {
                grid-template-columns: 1fr;
                gap: 1.2rem;
            }

            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 1.4rem;
            }

            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 2.2rem;
            }

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

        @media (max-width: 767.98px) {
            :root {
                --spacing-section: 3rem;
            }

            .top-infobar .infobar-text {
                display: none;
            }

            .top-infobar .container-custom {
                justify-content: center;
            }

            .page-hero {
                padding: 2.8rem 0 2.4rem;
            }

            .page-hero h1 {
                font-size: 1.6rem;
            }

            .page-hero .hero-desc {
                font-size: 0.95rem;
            }

            .headline-news .headline-content {
                padding: 1.5rem;
            }

            .headline-news .headline-content h3 {
                font-size: 1.25rem;
            }

            .news-item {
                grid-template-columns: 1fr;
            }

            .news-item .news-thumb {
                min-height: 180px;
            }

            .news-item .news-content {
                padding: 1.1rem 1.2rem;
            }

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

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

            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 2rem;
            }

            .site-footer .footer-bottom-bar {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.8rem;
            }

            .site-footer .footer-bottom-links {
                gap: 1rem;
            }

            .cta-section .cta-actions {
                width: 100%;
                flex-direction: column;
            }

            .cta-section .cta-actions a,
            .cta-section .cta-actions button {
                width: 100%;
                justify-content: center;
            }

            .filter-group {
                gap: 0.4rem;
            }

            .filter-btn {
                padding: 0.4rem 1rem;
                font-size: 13px;
            }
        }

        @media (max-width: 519.98px) {
            .container-custom {
                padding-left: 1rem;
                padding-right: 1rem;
            }

            .page-hero h1 {
                font-size: 1.4rem;
            }

            .headline-news .headline-img-wrapper {
                min-height: 200px;
            }

            .stats-grid {
                grid-template-columns: 1fr;
                gap: 0.8rem;
            }

            .stat-item .stat-number {
                font-size: 1.6rem;
            }

            .news-item .news-thumb {
                min-height: 150px;
            }
        }

/* roulang page: category7 */
:root {
            --brand-primary: #9A3B2A;
            --brand-primary-light: #C14F3C;
            --brand-accent: #C99A5C;
            --bg-warm: #FAF6F0;
            --bg-dark: #23201E;
            --surface-card: #FFFFFF;
            --border-warm: #E4DDD2;
            --text-main: #1F1B18;
            --text-body: #3E3935;
            --text-muted: #756C63;
            --link-color: #9A3B2A;
            --success-badge: #56755C;
            --warning-badge: #B58C44;
            --radius-card: 10px;
            --radius-btn: 8px;
            --radius-badge: 999px;
            --radius-large: 14px;
            --shadow-card: 0 2px 8px rgba(35, 32, 30, 0.06);
            --shadow-hover: 0 8px 20px rgba(35, 32, 30, 0.12);
            --spacing-section: 5rem;
            --font-stack: "PingFang SC", "Noto Sans SC", "Source Han Sans SC", "Microsoft YaHei", sans-serif;
            --container-max: 1180px;
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-stack);
            background-color: var(--bg-warm);
            color: var(--text-body);
            line-height: 1.9;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
        }

        a {
            color: var(--link-color);
            text-decoration: none;
            transition: color 0.2s ease, background-color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
        }

        a:hover {
            color: var(--brand-primary-light);
        }

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

        button,
        input,
        textarea {
            font-family: var(--font-stack);
        }

        .container-custom {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }

        /* 顶部信息条 */
        .top-infobar {
            background-color: var(--bg-dark);
            height: 34px;
            display: flex;
            align-items: center;
            font-size: 13px;
            color: #F0E7DB;
        }

        .top-infobar .container-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }

        .top-infobar a {
            color: #F0E7DB;
            font-size: 13px;
            text-decoration: none;
            transition: color 0.2s ease;
        }

        .top-infobar a:hover {
            color: var(--brand-accent);
        }

        .top-infobar .infobar-left {
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .top-infobar .infobar-right {
            display: flex;
            align-items: center;
            gap: 1rem;
        }

        /* 主导航 */
        .main-nav {
            background-color: var(--bg-warm);
            height: 72px;
            border-bottom: 1px solid var(--border-warm);
            display: flex;
            align-items: center;
            position: sticky;
            top: 0;
            z-index: 999;
        }

        .main-nav .container-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }

        .nav-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--text-main);
            letter-spacing: 0.02em;
        }

        .nav-brand .brand-mark {
            width: 38px;
            height: 38px;
            border-radius: 8px;
            background-color: var(--brand-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 1.2rem;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-links li a {
            display: block;
            font-size: 15px;
            color: var(--text-body);
            text-decoration: none;
            letter-spacing: 0.02em;
            padding: 0.5rem 0.2rem;
            border-bottom: 3px solid transparent;
            transition: color 0.2s, border-color 0.2s, background-color 0.2s;
            white-space: nowrap;
        }

        .nav-links li a:hover {
            color: var(--brand-primary);
            background-color: transparent;
            border-bottom-color: var(--brand-accent);
        }

        .nav-links li a.active {
            color: var(--brand-primary);
            border-bottom-color: var(--brand-primary);
            font-weight: 600;
        }

        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.6rem;
            color: var(--text-main);
            cursor: pointer;
            padding: 0.3rem;
            line-height: 1;
        }

        .nav-toggle:focus {
            outline: 2px solid var(--brand-accent);
            outline-offset: 2px;
        }

        /* 移动端导航抽屉 */
        .nav-drawer {
            display: none;
            background-color: var(--bg-warm);
            border-top: 1px solid var(--border-warm);
            position: absolute;
            top: 72px;
            left: 0;
            right: 0;
            z-index: 1000;
            padding: 0.5rem 0;
            box-shadow: 0 8px 20px rgba(35, 32, 30, 0.12);
        }

        .nav-drawer.open {
            display: block;
        }

        .nav-drawer a {
            display: flex;
            align-items: center;
            padding: 0.8rem 1.5rem;
            font-size: 16px;
            color: var(--text-body);
            text-decoration: none;
            min-height: 52px;
            border-bottom: 1px solid var(--border-warm);
        }

        .nav-drawer a:last-child {
            border-bottom: none;
        }

        .nav-drawer a:hover,
        .nav-drawer a.active {
            background-color: rgba(154, 59, 42, 0.06);
            color: var(--brand-primary);
        }

        /* 页面 Hero */
        .page-hero {
            background-color: var(--bg-dark);
            padding: 3.5rem 0;
            position: relative;
            overflow: hidden;
        }

        .page-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 50%, rgba(154, 59, 42, 0.25), transparent 70%);
            pointer-events: none;
        }

        .page-hero .container-custom {
            position: relative;
            z-index: 1;
        }

        .page-hero h1 {
            color: #FAF6F0;
            font-size: 2.4rem;
            font-weight: 700;
            line-height: 1.25;
            margin-bottom: 1rem;
            letter-spacing: 0.02em;
        }

        .page-hero .hero-subtitle {
            color: #E4DDD2;
            font-size: 1.1rem;
            max-width: 680px;
            line-height: 1.8;
        }

        .page-hero .hero-breadcrumb {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.9rem;
            color: #C99A5C;
            margin-bottom: 1rem;
        }

        .page-hero .hero-breadcrumb a {
            color: #C99A5C;
        }

        .page-hero .hero-breadcrumb a:hover {
            color: #F0E7DB;
        }

        /* 关于品牌主体 */
        .about-main-section {
            padding: var(--spacing-section) 0;
        }

        .about-layout {
            display: grid;
            grid-template-columns: 1fr 360px;
            gap: 3rem;
            align-items: start;
        }

        .about-story {
            background-color: var(--surface-card);
            border-radius: var(--radius-large);
            padding: 2.5rem;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-warm);
        }

        .about-story h2 {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.3;
            margin-bottom: 1.4rem;
            letter-spacing: 0.01em;
        }

        .about-story h3 {
            font-size: 1.25rem;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.4;
            margin-top: 2rem;
            margin-bottom: 0.8rem;
        }

        .about-story p {
            font-size: 1rem;
            line-height: 1.9;
            color: var(--text-body);
            margin-bottom: 1.2rem;
        }

        .about-story blockquote {
            border-left: 4px solid var(--brand-accent);
            padding: 1.2rem 1.5rem;
            margin: 1.8rem 0;
            background-color: rgba(201, 154, 92, 0.06);
            border-radius: 0 8px 8px 0;
            font-style: normal;
            color: var(--text-body);
            font-size: 1rem;
            line-height: 1.85;
        }

        .about-story ul {
            padding-left: 1.5rem;
            margin: 1rem 0 1.5rem;
        }

        .about-story ul li {
            margin-bottom: 0.5rem;
            line-height: 1.85;
        }

        .about-story .story-image {
            margin: 1.8rem 0;
            border-radius: var(--radius-large);
            overflow: hidden;
        }

        .about-story .story-image img {
            width: 100%;
            height: 260px;
            object-fit: cover;
        }

        .about-story .story-caption {
            font-size: 0.85rem;
            color: var(--text-muted);
            text-align: center;
            padding-top: 0.5rem;
        }

        /* 右侧粘性卡片 */
        .about-sidebar {
            position: sticky;
            top: 100px;
        }

        .sticky-card {
            background-color: var(--surface-card);
            border-radius: var(--radius-large);
            padding: 1.8rem;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-warm);
            margin-bottom: 1.5rem;
        }

        .sticky-card .brand-name-display {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 0.8rem;
        }

        .sticky-card .brand-keywords {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
            margin-bottom: 1.2rem;
        }

        .badge-brand {
            display: inline-block;
            padding: 0.3rem 0.9rem;
            border-radius: var(--radius-badge);
            background-color: rgba(201, 154, 92, 0.12);
            color: #8B6B3E;
            font-size: 0.8rem;
            border: 1px solid rgba(201, 154, 92, 0.3);
            white-space: nowrap;
        }

        .sticky-card .brand-summary {
            font-size: 0.95rem;
            color: var(--text-body);
            line-height: 1.8;
            padding-bottom: 1.2rem;
            border-bottom: 1px solid var(--border-warm);
            margin-bottom: 1.2rem;
        }

        .sticky-card .sticky-actions {
            display: flex;
            flex-direction: column;
            gap: 0.6rem;
        }

        .btn-brand-primary {
            display: inline-block;
            background-color: var(--brand-primary);
            color: #fff;
            border: none;
            padding: 0.7rem 1.4rem;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            text-align: center;
            transition: background-color 0.2s, box-shadow 0.2s;
        }

        .btn-brand-primary:hover {
            background-color: #7C2F21;
            color: #fff;
            box-shadow: var(--shadow-hover);
        }

        .btn-brand-primary:focus {
            outline: 3px solid var(--brand-accent);
            outline-offset: 2px;
        }

        .btn-brand-secondary {
            display: inline-block;
            background-color: transparent;
            color: var(--brand-primary);
            border: 1.5px solid var(--brand-primary);
            padding: 0.65rem 1.4rem;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            text-align: center;
            transition: background-color 0.2s, color 0.2s;
        }

        .btn-brand-secondary:hover {
            background-color: rgba(154, 59, 42, 0.1);
            color: var(--brand-primary);
        }

        .btn-brand-secondary:focus {
            outline: 3px solid var(--brand-accent);
            outline-offset: 2px;
        }

        /* 统计横条 */
        .stats-strip {
            background-color: var(--bg-dark);
            border-radius: var(--radius-large);
            padding: 2.5rem 2rem;
            margin-top: 3rem;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
            text-align: center;
        }

        .stat-item .stat-number {
            font-size: 2rem;
            font-weight: 700;
            color: var(--brand-accent);
            line-height: 1.2;
        }

        .stat-item .stat-label {
            font-size: 0.9rem;
            color: #E4DDD2;
            margin-top: 0.5rem;
        }

        /* FAQ 区域 */
        .faq-section {
            padding: var(--spacing-section) 0;
            background-color: #fff;
            border-top: 1px solid var(--border-warm);
            border-bottom: 1px solid var(--border-warm);
        }

        .faq-section h2 {
            font-size: 1.7rem;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 2rem;
            text-align: center;
        }

        .faq-item {
            border-bottom: 1px solid var(--border-warm);
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-question {
            display: flex;
            align-items: center;
            gap: 0.8rem;
            padding: 1.2rem 0.5rem;
            cursor: pointer;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-main);
            transition: color 0.2s;
            list-style: none;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            font-family: var(--font-stack);
        }

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

        .faq-question .faq-icon {
            font-size: 1.2rem;
            color: var(--brand-accent);
            flex-shrink: 0;
            transition: transform 0.25s;
        }

        .faq-question.open .faq-icon {
            transform: rotate(45deg);
        }

        .faq-answer {
            padding: 0 0.5rem 1.2rem 2.2rem;
            display: none;
            font-size: 0.95rem;
            color: var(--text-body);
            line-height: 1.85;
        }

        .faq-answer.open {
            display: block;
        }

        .faq-item:first-child {
            border-top: 1px solid var(--border-warm);
        }

        /* CTA 区域 */
        .cta-section {
            padding: var(--spacing-section) 0;
            background-color: var(--brand-primary);
            text-align: center;
        }

        .cta-section h2 {
            font-size: 2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 1rem;
        }

        .cta-section p {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.9);
            max-width: 600px;
            margin: 0 auto 2rem;
            line-height: 1.8;
        }

        .cta-buttons {
            display: flex;
            gap: 1rem;
            justify-content: center;
            flex-wrap: wrap;
        }

        .btn-cta-light {
            background-color: #fff;
            color: var(--brand-primary);
            padding: 0.8rem 1.8rem;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 1rem;
            border: none;
            cursor: pointer;
            transition: background-color 0.2s, box-shadow 0.2s;
        }

        .btn-cta-light:hover {
            background-color: #F0E7DB;
            color: var(--brand-primary);
            box-shadow: var(--shadow-hover);
        }

        .btn-cta-outline {
            background-color: transparent;
            color: #fff;
            border: 1.5px solid rgba(255, 255, 255, 0.7);
            padding: 0.8rem 1.8rem;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: background-color 0.2s, border-color 0.2s;
        }

        .btn-cta-outline:hover {
            background-color: rgba(255, 255, 255, 0.1);
            border-color: #fff;
            color: #fff;
        }

        /* 页脚 */
        .site-footer {
            background-color: var(--bg-dark);
            color: #E4DDD2;
            padding: 3.5rem 0 2rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 2rem;
            margin-bottom: 2.5rem;
        }

        .footer-brand-name {
            font-size: 1.3rem;
            font-weight: 700;
            color: #FAF6F0;
            margin-bottom: 0.5rem;
        }

        .footer-domain {
            font-size: 0.85rem;
            color: var(--brand-accent);
            margin-bottom: 1rem;
        }

        .footer-desc {
            font-size: 0.9rem;
            color: #B8AFA4;
            line-height: 1.8;
        }

        .footer-col h4 {
            font-size: 1rem;
            font-weight: 600;
            color: #FAF6F0;
            margin-bottom: 1rem;
        }

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

        .footer-col ul li {
            margin-bottom: 0.6rem;
        }

        .footer-col ul li a {
            color: #B8AFA4;
            font-size: 0.9rem;
            transition: color 0.2s;
        }

        .footer-col ul li a:hover {
            color: var(--brand-accent);
        }

        .footer-subscribe h4 {
            font-size: 1rem;
            font-weight: 600;
            color: #FAF6F0;
            margin-bottom: 1rem;
        }

        .footer-subscribe-form {
            display: flex;
            gap: 0.5rem;
            margin-bottom: 0.8rem;
        }

        .subscribe-input {
            flex: 1;
            height: 44px;
            border: 1px solid #55504A;
            background-color: #2C2926;
            color: #F0E7DB;
            border-radius: var(--radius-btn);
            padding: 0 1rem;
            font-size: 0.9rem;
            transition: border-color 0.2s, box-shadow 0.2s;
        }

        .subscribe-input::placeholder {
            color: #9C9187;
        }

        .subscribe-input:focus {
            outline: none;
            border-color: var(--brand-primary);
            box-shadow: 0 0 0 3px rgba(154, 59, 42, 0.25);
        }

        .btn-subscribe {
            height: 44px;
            background-color: var(--brand-primary);
            color: #fff;
            border: none;
            border-radius: var(--radius-btn);
            padding: 0 1.2rem;
            font-weight: 600;
            font-size: 0.9rem;
            cursor: pointer;
            transition: background-color 0.2s;
            white-space: nowrap;
        }

        .btn-subscribe:hover {
            background-color: #7C2F21;
        }

        .subscribe-hint {
            font-size: 0.8rem;
            color: #9C9187;
            margin: 0;
        }

        .subscribe-error {
            font-size: 0.8rem;
            color: var(--warning-badge);
            margin: 0;
            display: none;
        }

        .footer-bottom-bar {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 1.5rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 1rem;
        }

        .footer-copyright {
            font-size: 13px;
            color: #9C9187;
            margin: 0;
        }

        .footer-bottom-links {
            display: flex;
            align-items: center;
            gap: 1.2rem;
            flex-wrap: wrap;
        }

        .footer-bottom-links a {
            color: #B8AFA4;
            font-size: 13px;
            transition: color 0.2s;
        }

        .footer-bottom-links a:hover {
            color: var(--brand-accent);
        }

        .footer-badge-text {
            font-size: 13px;
            color: #9C9187;
        }

        /* 响应式 */
        @media (max-width: 1199px) {
            .about-layout {
                grid-template-columns: 1fr 300px;
                gap: 2rem;
            }

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

        @media (max-width: 991px) {
            .nav-links {
                display: none;
            }

            .nav-toggle {
                display: block;
            }

            .main-nav {
                height: 64px;
            }

            .nav-drawer {
                top: 64px;
            }

            .about-layout {
                grid-template-columns: 1fr;
            }

            .about-sidebar {
                position: static;
            }

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

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

            .page-hero h1 {
                font-size: 2rem;
            }
        }

        @media (max-width: 767px) {
            :root {
                --spacing-section: 3rem;
            }

            .about-story {
                padding: 1.5rem;
            }

            .about-story h2 {
                font-size: 1.4rem;
            }

            .about-story .story-image img {
                height: 200px;
            }

            .stats-strip {
                grid-template-columns: 1fr 1fr;
                padding: 1.5rem;
                gap: 1rem;
            }

            .stat-item .stat-number {
                font-size: 1.6rem;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }

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

            .cta-buttons {
                flex-direction: column;
                align-items: center;
            }

            .btn-cta-light,
            .btn-cta-outline {
                width: 100%;
                max-width: 320px;
            }

            .page-hero {
                padding: 2.5rem 0;
            }

            .page-hero h1 {
                font-size: 1.7rem;
            }

            .page-hero .hero-subtitle {
                font-size: 0.95rem;
            }
        }

        @media (max-width: 575px) {
            .top-infobar .infobar-left span {
                display: none;
            }

            .stats-strip {
                grid-template-columns: 1fr;
            }

            .about-story {
                padding: 1.2rem;
            }

            .about-story h2 {
                font-size: 1.3rem;
            }

            .footer-subscribe-form {
                flex-direction: column;
            }

            .btn-subscribe {
                width: 100%;
            }
        }