/* roulang page: index */
:root {
            --color-primary: #1C1917;
            --color-primary-soft: #24211E;
            --color-accent: #C08A3E;
            --color-accent-hover: #A87630;
            --color-bg-warm: #FAF9F7;
            --color-bg-light: #F4F1EC;
            --color-line-light: #E5E1DC;
            --color-line-warm: #E8E4DE;
            --color-text-dark: #37332F;
            --color-text-medium: #6B6560;
            --color-text-light: #A9A29B;
            --color-text-white: #F4F1EC;
            --radius-card: 8px;
            --radius-button: 4px;
            --radius-badge: 2px;
            --shadow-card: 0 1px 3px rgba(28,25,23,0.04);
            --shadow-card-hover: 0 4px 14px rgba(28,25,23,0.08);
            --font-family: "Helvetica Neue", "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --transition-fast: 150ms ease;
            --transition-medium: 200ms ease;
            --container-max: 1180px;
            --section-pad-desktop: 96px;
            --section-pad-tablet: 72px;
            --section-pad-mobile: 56px;
        }

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

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

        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.85;
            color: var(--color-text-dark);
            background-color: var(--color-bg-warm);
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 6px;
        }

        button,
        input,
        textarea,
        select {
            font-family: var(--font-family);
            font-size: inherit;
            line-height: inherit;
            border: none;
            outline: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

        .container-custom {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
            width: 100%;
        }

        /* 顶部导航 */
        .site-header {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 100;
            background: rgba(255, 255, 255, 0.18);
            backdrop-filter: blur(14px) saturate(1.3);
            -webkit-backdrop-filter: blur(14px) saturate(1.3);
            border-bottom: 1px solid rgba(255, 255, 255, 0.3);
            transition: background var(--transition-medium), border-color var(--transition-medium), height var(--transition-medium);
            height: 80px;
        }

        .site-header.scrolled {
            position: fixed;
            background: var(--color-primary);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            height: 64px;
        }

        .site-header .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            gap: 16px;
        }

        .site-logo {
            font-size: 22px;
            font-weight: 700;
            letter-spacing: -0.01em;
            color: var(--color-primary);
            white-space: nowrap;
            transition: color var(--transition-medium);
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .site-header.scrolled .site-logo {
            color: var(--color-text-white);
        }

        .site-logo .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            border: 2px solid var(--color-accent);
            border-radius: 2px;
            color: var(--color-accent);
            font-size: 14px;
            font-weight: 700;
            transition: border-color var(--transition-medium), color var(--transition-medium);
        }

        .site-logo .logo-mark span {
            display: inline-block;
            line-height: 1;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 24px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .main-nav li {
            margin: 0;
            padding: 0;
        }

        .main-nav a {
            font-size: 14px;
            font-weight: 500;
            letter-spacing: 0.02em;
            color: var(--color-primary);
            padding: 8px 4px;
            border-bottom: 2px solid transparent;
            transition: color var(--transition-fast), border-color var(--transition-fast);
            white-space: nowrap;
            display: inline-block;
        }

        .site-header.scrolled .main-nav a {
            color: var(--color-text-white);
        }

        .main-nav a:hover {
            color: var(--color-accent);
            border-bottom-color: var(--color-accent);
        }

        .main-nav a.active {
            color: var(--color-accent);
            border-bottom-color: var(--color-accent);
            font-weight: 600;
        }

        .site-header.scrolled .main-nav a.active {
            color: var(--color-accent);
            border-bottom-color: var(--color-accent);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .header-search-btn {
            width: 36px;
            height: 36px;
            border: 1px solid rgba(28, 25, 23, 0.2);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-primary);
            font-size: 14px;
            transition: border-color var(--transition-fast), color var(--transition-fast), background var(--transition-fast);
            background: transparent;
        }

        .site-header.scrolled .header-search-btn {
            border-color: rgba(255, 255, 255, 0.3);
            color: var(--color-text-white);
        }

        .header-search-btn:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }

        .header-cta {
            background: var(--color-accent);
            color: var(--color-primary);
            font-size: 13px;
            font-weight: 600;
            padding: 10px 20px;
            border-radius: var(--radius-button);
            letter-spacing: 0.04em;
            white-space: nowrap;
            border: 1px solid transparent;
            transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
        }

        .header-cta:hover {
            background: var(--color-accent-hover);
            color: #fff;
        }

        .header-cta:focus-visible {
            box-shadow: 0 0 0 2px rgba(192, 138, 62, 0.4);
        }

        .mobile-menu-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border: 1px solid rgba(28, 25, 23, 0.3);
            border-radius: 4px;
            align-items: center;
            justify-content: center;
            color: var(--color-primary);
            font-size: 18px;
            background: transparent;
            transition: border-color var(--transition-fast), color var(--transition-fast);
        }

        .site-header.scrolled .mobile-menu-toggle {
            border-color: rgba(255, 255, 255, 0.3);
            color: var(--color-text-white);
        }

        .mobile-menu-toggle:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }

        .mobile-nav {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            width: 100%;
            background: var(--color-primary);
            z-index: 99;
            padding: 16px 24px 24px;
            flex-direction: column;
            gap: 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .mobile-nav.open {
            display: flex;
        }

        .mobile-nav a {
            display: block;
            color: var(--color-text-white);
            padding: 14px 4px;
            font-size: 15px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            letter-spacing: 0.04em;
        }

        .mobile-nav a:hover,
        .mobile-nav a.active {
            color: var(--color-accent);
            border-bottom-color: var(--color-accent);
        }

        .mobile-nav .mobile-cta {
            margin-top: 12px;
            background: var(--color-accent);
            color: var(--color-primary);
            text-align: center;
            border-radius: var(--radius-button);
            font-weight: 600;
            border-bottom: none;
            padding: 14px 4px;
        }

        .mobile-nav .mobile-cta:hover {
            background: var(--color-accent-hover);
            color: #fff;
            border-bottom: none;
        }

        /* Hero */
        .hero-section {
            position: relative;
            padding-top: 80px;
            background: var(--color-bg-warm);
            min-height: 88vh;
            display: flex;
            align-items: center;
            border-bottom: 1px solid var(--color-line-light);
        }

        .hero-section .container-custom {
            padding-top: 48px;
            padding-bottom: 48px;
        }

        .hero-content {
            display: flex;
            flex-wrap: wrap;
            align-items: flex-start;
            gap: 32px;
        }

        .hero-left {
            flex: 1 1 55%;
            min-width: 280px;
        }

        .hero-badge {
            display: inline-block;
            background: var(--color-bg-light);
            color: var(--color-text-medium);
            font-size: 12px;
            letter-spacing: 0.08em;
            padding: 6px 14px;
            border-radius: var(--radius-badge);
            margin-bottom: 20px;
            border: 1px solid var(--color-line-warm);
        }

        .hero-title {
            font-size: 42px;
            font-weight: 700;
            letter-spacing: -0.01em;
            color: var(--color-primary);
            line-height: 1.2;
            margin-bottom: 16px;
        }

        .hero-title .highlight {
            color: var(--color-accent);
        }

        .hero-subtitle {
            font-size: 16px;
            color: var(--color-text-medium);
            line-height: 1.85;
            margin-bottom: 28px;
            max-width: 520px;
        }

        .hero-ctas {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 24px;
        }

        .btn-primary {
            background: var(--color-accent);
            color: var(--color-primary);
            font-size: 14px;
            font-weight: 600;
            padding: 12px 28px;
            border-radius: var(--radius-button);
            letter-spacing: 0.04em;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            border: 1px solid transparent;
            transition: background var(--transition-fast), color var(--transition-fast), box-shadow var(--transition-fast);
        }

        .btn-primary:hover {
            background: var(--color-accent-hover);
            color: #fff;
            box-shadow: 0 4px 14px rgba(192, 138, 62, 0.2);
        }

        .btn-primary:focus-visible {
            box-shadow: 0 0 0 2px rgba(192, 138, 62, 0.4);
            outline: none;
        }

        .btn-secondary {
            background: transparent;
            color: var(--color-primary);
            font-size: 14px;
            font-weight: 500;
            padding: 12px 24px;
            border-radius: var(--radius-button);
            letter-spacing: 0.04em;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            border: 1px solid var(--color-primary);
            transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
        }

        .btn-secondary:hover {
            background: var(--color-bg-light);
            border-color: var(--color-text-dark);
        }

        .hero-status-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 20px 32px;
            margin-top: 20px;
            padding-top: 16px;
            border-top: 1px solid var(--color-line-light);
        }

        .hero-status-item {
            display: flex;
            align-items: baseline;
            gap: 6px;
        }

        .hero-status-item .status-num {
            font-size: 22px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: -0.01em;
        }

        .hero-status-item .status-unit {
            font-size: 13px;
            color: var(--color-text-medium);
        }

        .hero-icon-grid {
            flex: 1 1 38%;
            min-width: 260px;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .hero-icon-grid .icon-row {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 12px;
        }

        .hero-icon-item {
            background: var(--color-bg-light);
            border: 1px solid var(--color-line-light);
            border-radius: var(--radius-card);
            padding: 16px 12px;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
            text-align: center;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
            cursor: default;
        }

        .hero-icon-item:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .hero-icon-item .icon-circle {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: var(--color-bg-warm);
            border: 1px solid var(--color-line-warm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-accent);
            font-size: 18px;
        }

        .hero-icon-item .icon-label {
            font-size: 12px;
            color: var(--color-text-dark);
            font-weight: 500;
            letter-spacing: 0.02em;
        }

        /* 通用 Section */
        .site-section {
            padding-top: var(--section-pad-desktop);
            padding-bottom: var(--section-pad-desktop);
            border-bottom: 1px solid var(--color-line-light);
        }

        .site-section.dark {
            background: var(--color-primary);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            color: var(--color-text-white);
        }

        .site-section.light-warm {
            background: var(--color-bg-warm);
        }

        .site-section.light-gray {
            background: var(--color-bg-light);
        }

        .section-header {
            margin-bottom: 40px;
            max-width: 720px;
        }

        .section-header .section-kicker {
            font-size: 12px;
            letter-spacing: 0.08em;
            color: var(--color-accent);
            font-weight: 600;
            text-transform: uppercase;
            margin-bottom: 8px;
        }

        .section-header .section-title {
            font-size: 28px;
            font-weight: 600;
            color: var(--color-primary);
            letter-spacing: -0.01em;
            margin-bottom: 12px;
            line-height: 1.35;
        }

        .site-section.dark .section-header .section-title {
            color: var(--color-text-white);
        }

        .section-header .section-desc {
            font-size: 15px;
            color: var(--color-text-medium);
            line-height: 1.85;
        }

        .site-section.dark .section-header .section-desc {
            color: var(--color-text-light);
        }

        .section-kicker.accent-dark {
            color: var(--color-accent);
        }

        /* 指标看板 */
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .metric-card {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            transition: border-color var(--transition-fast), background var(--transition-fast);
        }

        .metric-card:hover {
            border-color: rgba(192, 138, 62, 0.5);
            background: rgba(255, 255, 255, 0.06);
        }

        .metric-card .metric-value {
            font-size: 38px;
            font-weight: 700;
            color: var(--color-text-white);
            letter-spacing: -0.01em;
            line-height: 1.2;
        }

        .metric-card .metric-value .metric-unit {
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text-light);
            margin-left: 4px;
        }

        .metric-card .metric-label {
            font-size: 13px;
            color: var(--color-text-light);
            margin-top: 8px;
            letter-spacing: 0.04em;
        }

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

        .brand-intro-text .brand-paragraph {
            font-size: 15px;
            line-height: 1.9;
            color: var(--color-text-dark);
            margin-bottom: 16px;
        }

        .brand-intro-text .brand-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 20px;
        }

        .brand-tag {
            font-size: 12px;
            background: var(--color-bg-light);
            color: var(--color-text-dark);
            padding: 6px 14px;
            border-radius: var(--radius-badge);
            border: 1px solid var(--color-line-warm);
            letter-spacing: 0.04em;
        }

        .brand-intro-image {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .brand-intro-image img {
            width: 100%;
            height: auto;
            aspect-ratio: 4/3;
            object-fit: cover;
        }

        /* 服务矩阵 */
        .service-matrix {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: 16px;
        }

        .service-card {
            background: var(--color-bg-warm);
            border: 1px solid var(--color-line-light);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            box-shadow: var(--shadow-card);
            transition: box-shadow var(--transition-fast), transform var(--transition-fast), border-color var(--transition-fast);
        }

        .service-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: var(--color-line-warm);
        }

        .service-card.large {
            background: var(--color-primary);
            color: var(--color-text-white);
            border-color: var(--color-primary);
        }

        .service-card.large .service-title {
            color: var(--color-text-white);
        }

        .service-card.large .service-list li {
            color: var(--color-text-light);
        }

        .service-card .service-icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--color-bg-light);
            border: 1px solid var(--color-line-warm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-accent);
            font-size: 16px;
            margin-bottom: 16px;
        }

        .service-card.large .service-icon {
            background: rgba(255, 255, 255, 0.08);
            border-color: rgba(255, 255, 255, 0.15);
        }

        .service-card .service-title {
            font-size: 18px;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 12px;
        }

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

        .service-card .service-list li {
            font-size: 14px;
            color: var(--color-text-medium);
            line-height: 1.75;
            padding: 6px 0;
            border-bottom: 1px solid var(--color-line-light);
            display: flex;
            align-items: baseline;
            gap: 8px;
        }

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

        .service-card .service-list li::before {
            content: "—";
            color: var(--color-accent);
            flex-shrink: 0;
            font-size: 13px;
        }

        .service-card.large .service-list li::before {
            color: var(--color-accent);
        }

        /* 分类入口导航 */
        .category-entrance-grid {
            display: grid;
            grid-template-columns: repeat(6, 1fr);
            gap: 12px;
        }

        .category-entrance-card {
            background: var(--color-bg-warm);
            border: 1px solid var(--color-line-light);
            border-radius: var(--radius-card);
            padding: 20px 16px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: box-shadow var(--transition-fast), transform var(--transition-fast), border-color var(--transition-fast);
            display: block;
        }

        .category-entrance-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: var(--color-accent);
        }

        .category-entrance-card .cat-icon {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--color-bg-light);
            border: 1px solid var(--color-line-warm);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 10px;
            color: var(--color-accent);
            font-size: 15px;
        }

        .category-entrance-card .cat-name {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-primary);
            letter-spacing: 0.02em;
        }

        .category-entrance-card .cat-count {
            font-size: 11px;
            color: var(--color-text-light);
            margin-top: 4px;
        }

        /* 结果对比 */
        .comparison-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: start;
        }

        .comparison-table {
            background: var(--color-bg-warm);
            border: 1px solid var(--color-line-light);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .comparison-table .table-row {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            padding: 14px 20px;
            border-bottom: 1px solid var(--color-line-light);
            font-size: 14px;
        }

        .comparison-table .table-row:last-child {
            border-bottom: none;
        }

        .comparison-table .table-row.header-row {
            background: var(--color-primary);
            color: var(--color-text-white);
            font-weight: 600;
            font-size: 13px;
            letter-spacing: 0.04em;
        }

        .comparison-table .table-row .cell-label {
            color: var(--color-text-medium);
        }

        .comparison-table .table-row .cell-before {
            color: var(--color-text-medium);
        }

        .comparison-table .table-row .cell-after {
            color: var(--color-accent);
            font-weight: 600;
        }

        .comparison-text .compare-title {
            font-size: 22px;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 12px;
        }

        .comparison-text .compare-body {
            font-size: 15px;
            line-height: 1.9;
            color: var(--color-text-medium);
            margin-bottom: 16px;
        }

        .comparison-text .compare-source {
            font-size: 12px;
            color: var(--color-text-light);
            font-style: italic;
            border-left: 2px solid var(--color-accent);
            padding-left: 12px;
        }

        /* 深度内容区 */
        .deep-content-full {
            background: var(--color-bg-warm);
            border: 1px solid var(--color-line-light);
            border-radius: var(--radius-card);
            padding: 36px 32px;
            margin-bottom: 20px;
            box-shadow: var(--shadow-card);
        }

        .deep-content-full .deep-quote {
            font-size: 20px;
            font-weight: 600;
            color: var(--color-primary);
            line-height: 1.6;
            margin-bottom: 16px;
        }

        .deep-content-full .deep-body {
            font-size: 15px;
            line-height: 1.9;
            color: var(--color-text-dark);
            column-count: 2;
            column-gap: 40px;
        }

        .deep-content-split {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            align-items: center;
            margin-bottom: 20px;
        }

        .deep-content-split .split-text .split-title {
            font-size: 20px;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 12px;
        }

        .deep-content-split .split-text .split-body {
            font-size: 15px;
            line-height: 1.9;
            color: var(--color-text-medium);
            margin-bottom: 16px;
        }

        .deep-content-split .split-text .split-points {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .deep-content-split .split-text .split-points li {
            font-size: 14px;
            color: var(--color-text-dark);
            line-height: 1.75;
            padding: 8px 0;
            display: flex;
            align-items: baseline;
            gap: 10px;
        }

        .deep-content-split .split-text .split-points li::before {
            content: "●";
            color: var(--color-accent);
            font-size: 10px;
            flex-shrink: 0;
        }

        .deep-content-split .split-image {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .deep-content-split .split-image img {
            width: 100%;
            aspect-ratio: 16/10;
            object-fit: cover;
        }

        .deep-content-info {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            background: var(--color-bg-light);
            border: 1px solid var(--color-line-warm);
            border-radius: var(--radius-card);
            padding: 32px;
        }

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

        .deep-content-info .info-list li {
            font-size: 14px;
            color: var(--color-text-dark);
            line-height: 1.8;
            padding: 8px 0;
            display: flex;
            gap: 10px;
            border-bottom: 1px solid var(--color-line-light);
        }

        .deep-content-info .info-list li:last-child {
            border-bottom: none;
        }

        .deep-content-info .info-list li .info-key {
            color: var(--color-text-medium);
            min-width: 80px;
            flex-shrink: 0;
        }

        .deep-content-info .info-list li .info-val {
            color: var(--color-primary);
            font-weight: 500;
        }

        .deep-content-info .info-map-placeholder {
            border-radius: var(--radius-card);
            background: var(--color-bg-warm);
            border: 1px solid var(--color-line-light);
            display: flex;
            align-items: center;
            justify-content: center;
            min-height: 200px;
            color: var(--color-text-light);
            font-size: 14px;
            letter-spacing: 0.04em;
        }

        /* 新闻中心 */
        .news-list {
            display: flex;
            flex-direction: column;
            border-top: 1px solid var(--color-line-light);
        }

        .news-item {
            display: grid;
            grid-template-columns: 80px 1fr auto;
            gap: 16px;
            padding: 16px 0;
            border-bottom: 1px solid var(--color-line-light);
            align-items: center;
            transition: background var(--transition-fast);
        }

        .news-item:hover {
            background: var(--color-bg-light);
        }

        .news-item .news-date {
            font-size: 13px;
            color: var(--color-text-light);
            letter-spacing: 0.04em;
            font-weight: 500;
        }

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

        .news-item .news-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 4px;
        }

        .news-item .news-excerpt {
            font-size: 13px;
            color: var(--color-text-medium);
            line-height: 1.7;
        }

        .news-item .news-link {
            font-size: 13px;
            color: var(--color-accent);
            font-weight: 500;
            white-space: nowrap;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .news-item .news-link .arrow {
            transition: transform var(--transition-fast);
        }

        .news-item .news-link:hover .arrow {
            transform: translateX(4px);
        }

        /* 热门专题 / 套餐对比 */
        .topic-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .topic-tag {
            font-size: 13px;
            background: var(--color-bg-warm);
            border: 1px solid var(--color-line-light);
            color: var(--color-text-dark);
            padding: 8px 18px;
            border-radius: 20px;
            transition: border-color var(--transition-fast), background var(--transition-fast), color var(--transition-fast);
            display: inline-block;
        }

        .topic-tag:hover {
            border-color: var(--color-accent);
            background: var(--color-bg-light);
            color: var(--color-accent);
        }

        .plan-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }

        .plan-card {
            background: var(--color-bg-warm);
            border: 1px solid var(--color-line-light);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            box-shadow: var(--shadow-card);
            transition: box-shadow var(--transition-fast), transform var(--transition-fast), border-color var(--transition-fast);
            position: relative;
        }

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

        .plan-card.featured {
            border-color: var(--color-accent);
            box-shadow: 0 2px 8px rgba(192, 138, 62, 0.15);
        }

        .plan-card.featured::before {
            content: "推荐";
            position: absolute;
            top: 12px;
            right: 12px;
            font-size: 11px;
            background: var(--color-accent);
            color: var(--color-primary);
            padding: 4px 10px;
            border-radius: var(--radius-badge);
            font-weight: 600;
            letter-spacing: 0.04em;
        }

        .plan-card .plan-name {
            font-size: 17px;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 8px;
        }

        .plan-card .plan-desc {
            font-size: 13px;
            color: var(--color-text-medium);
            margin-bottom: 16px;
            line-height: 1.7;
        }

        .plan-card .plan-price {
            font-size: 24px;
            font-weight: 700;
            color: var(--color-primary);
        }

        .plan-card .plan-price .unit {
            font-size: 13px;
            font-weight: 500;
            color: var(--color-text-light);
        }

        .plan-card .plan-features {
            list-style: none;
            padding: 0;
            margin: 16px 0 20px;
        }

        .plan-card .plan-features li {
            font-size: 13px;
            color: var(--color-text-dark);
            padding: 6px 0;
            display: flex;
            align-items: baseline;
            gap: 8px;
        }

        .plan-card .plan-features li::before {
            content: "✓";
            color: var(--color-accent);
            font-size: 12px;
            flex-shrink: 0;
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .faq-item {
            background: var(--color-bg-warm);
            border: 1px solid var(--color-line-light);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: border-color var(--transition-medium);
        }

        .faq-item:hover {
            border-color: var(--color-line-warm);
        }

        .faq-item.active {
            border-color: var(--color-accent);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 20px;
            cursor: pointer;
            font-size: 15px;
            font-weight: 500;
            color: var(--color-primary);
            gap: 16px;
            transition: background var(--transition-fast);
            background: transparent;
            width: 100%;
            text-align: left;
        }

        .faq-question:hover {
            background: var(--color-bg-light);
        }

        .faq-question .faq-icon {
            width: 20px;
            height: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-accent);
            font-size: 14px;
            flex-shrink: 0;
            transition: transform var(--transition-medium);
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-medium);
            padding: 0 20px;
            font-size: 14px;
            color: var(--color-text-medium);
            line-height: 1.85;
        }

        .faq-item.active .faq-answer {
            max-height: 300px;
            padding-bottom: 16px;
        }

        /* 转化表单 */
        .cta-section {
            background: var(--color-primary);
            color: var(--color-text-white);
            padding-top: var(--section-pad-desktop);
            padding-bottom: var(--section-pad-desktop);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .cta-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: start;
        }

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

        .cta-form label {
            display: block;
            font-size: 13px;
            color: var(--color-text-light);
            margin-bottom: 6px;
            letter-spacing: 0.02em;
        }

        .cta-form input,
        .cta-form select,
        .cta-form textarea {
            width: 100%;
            background: var(--color-bg-warm);
            border: 1px solid #DCD8D2;
            border-radius: var(--radius-button);
            padding: 12px 14px;
            font-size: 15px;
            color: var(--color-primary);
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
        }

        .cta-form input:focus,
        .cta-form select:focus,
        .cta-form textarea:focus {
            border-color: var(--color-accent);
            box-shadow: 0 0 0 2px rgba(192, 138, 62, 0.3);
            outline: none;
        }

        .cta-form textarea {
            resize: vertical;
            min-height: 100px;
        }

        .cta-form .form-submit {
            background: var(--color-accent);
            color: var(--color-primary);
            font-size: 14px;
            font-weight: 600;
            padding: 12px 32px;
            border-radius: var(--radius-button);
            letter-spacing: 0.04em;
            transition: background var(--transition-fast), color var(--transition-fast), box-shadow var(--transition-fast);
            width: auto;
        }

        .cta-form .form-submit:hover {
            background: var(--color-accent-hover);
            color: #fff;
            box-shadow: 0 4px 14px rgba(192, 138, 62, 0.2);
        }

        .cta-form .form-submit:focus-visible {
            box-shadow: 0 0 0 2px rgba(192, 138, 62, 0.4);
            outline: none;
        }

        .cta-info .cta-info-title {
            font-size: 20px;
            font-weight: 600;
            color: var(--color-text-white);
            margin-bottom: 16px;
        }

        .cta-info .cta-contact-list {
            list-style: none;
            padding: 0;
            margin: 0 0 20px;
        }

        .cta-info .cta-contact-list li {
            font-size: 14px;
            color: var(--color-text-light);
            padding: 8px 0;
            display: flex;
            align-items: baseline;
            gap: 10px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .cta-info .cta-contact-list li:last-child {
            border-bottom: none;
        }

        .cta-info .cta-contact-list li .contact-label {
            color: var(--color-text-white);
            min-width: 70px;
            flex-shrink: 0;
            font-weight: 500;
        }

        .cta-info .cta-brand-images {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px;
        }

        .cta-info .cta-brand-images img {
            width: 100%;
            aspect-ratio: 4/3;
            object-fit: cover;
            border-radius: var(--radius-card);
        }

        /* 页脚 */
        .site-footer {
            background: var(--color-primary-soft);
            color: var(--color-text-light);
            padding-top: 48px;
            padding-bottom: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 40px;
        }

        .footer-brand .footer-logo {
            font-size: 20px;
            font-weight: 700;
            color: var(--color-text-white);
            margin-bottom: 8px;
        }

        .footer-brand .footer-tagline {
            font-size: 13px;
            color: var(--color-text-light);
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .footer-col .footer-col-title {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text-white);
            margin-bottom: 16px;
            letter-spacing: 0.04em;
        }

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

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

        .footer-col ul li a {
            font-size: 13px;
            color: var(--color-text-light);
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 20px 0;
        }

        .footer-bottom .footer-legal {
            display: flex;
            flex-wrap: wrap;
            gap: 12px 24px;
            font-size: 12px;
            color: var(--color-text-light);
        }

        .footer-bottom .footer-legal a {
            color: var(--color-text-light);
            transition: color var(--transition-fast);
        }

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

        .footer-bottom .footer-copyright {
            font-size: 12px;
            color: var(--color-text-light);
            margin-top: 8px;
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .main-nav {
                gap: 16px;
            }

            .main-nav a {
                font-size: 13px;
            }

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

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

            .service-card.large {
                grid-column: 1 / -1;
            }

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

            .comparison-grid,
            .cta-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .deep-content-split {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .deep-content-full .deep-body {
                column-count: 1;
            }

            .deep-content-info {
                grid-template-columns: 1fr;
                gap: 20px;
            }

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

            .hero-content {
                gap: 24px;
            }

            .hero-left {
                flex: 1 1 100%;
            }

            .hero-icon-grid {
                flex: 1 1 100%;
            }

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

            .site-section {
                padding-top: var(--section-pad-tablet);
                padding-bottom: var(--section-pad-tablet);
            }

            .cta-section {
                padding-top: var(--section-pad-tablet);
                padding-bottom: var(--section-pad-tablet);
            }
        }

        @media (max-width: 640px) {
            .main-nav {
                display: none;
            }

            .header-search-btn {
                display: none;
            }

            .mobile-menu-toggle {
                display: flex;
            }

            .site-header {
                height: 64px;
            }

            .hero-section {
                padding-top: 64px;
                min-height: auto;
                padding-bottom: 40px;
            }

            .hero-title {
                font-size: 28px;
            }

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

            .hero-status-bar {
                gap: 12px 20px;
            }

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

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

            .category-entrance-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 8px;
            }

            .news-item {
                grid-template-columns: 1fr;
                gap: 8px;
            }

            .news-item .news-link {
                justify-self: start;
            }

            .cta-section {
                padding-top: var(--section-pad-mobile);
                padding-bottom: var(--section-pad-mobile);
            }

            .site-section {
                padding-top: var(--section-pad-mobile);
                padding-bottom: var(--section-pad-mobile);
            }

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

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

            .footer-bottom .footer-legal {
                flex-direction: column;
                gap: 8px;
            }

            .deep-content-full {
                padding: 24px 18px;
            }

            .deep-content-info {
                padding: 20px;
            }

            .cta-info .cta-brand-images {
                grid-template-columns: 1fr;
            }

            .header-cta {
                font-size: 12px;
                padding: 8px 14px;
            }

            .site-logo {
                font-size: 18px;
            }

            .hero-ctas {
                flex-direction: column;
            }

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

        @media (max-width: 375px) {
            .hero-icon-grid .icon-row {
                grid-template-columns: 1fr;
            }
        }

/* roulang page: category2 */
:root {
        --color-primary: #1C1917;
        --color-primary-soft: #24211E;
        --color-accent: #C08A3E;
        --color-accent-hover: #A87630;
        --color-bg-warm: #FAF9F7;
        --color-bg-light: #F4F1EC;
        --color-line-light: #E5E1DC;
        --color-line-warm: #E8E4DE;
        --color-text-dark: #37332F;
        --color-text-medium: #6B6560;
        --color-text-light: #A9A29B;
        --color-text-white: #F4F1EC;
        --radius-card: 8px;
        --radius-button: 4px;
        --radius-badge: 2px;
        --shadow-card: 0 1px 3px rgba(28,25,23,0.04);
        --shadow-card-hover: 0 4px 14px rgba(28,25,23,0.08);
        --font-family: "Helvetica Neue", "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        --transition-fast: 150ms ease;
        --transition-medium: 200ms ease;
        --container-max: 1180px;
        --section-pad-desktop: 96px;
        --section-pad-tablet: 72px;
        --section-pad-mobile: 56px;
    }

    html {
        scroll-behavior: smooth;
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }
    body {
        font-family: var(--font-family);
        font-size: 16px;
        line-height: 1.85;
        color: var(--color-text-dark);
        background-color: var(--color-bg-warm);
        overflow-x: hidden;
    }
    a {
        text-decoration: none;
        color: inherit;
        transition: color var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast);
    }
    img {
        max-width: 100%;
        height: auto;
        display: block;
        border-radius: 6px;
    }
    button, input, textarea, select {
        font-family: var(--font-family);
        font-size: inherit;
        line-height: inherit;
        border: none;
        outline: none;
        background: none;
    }
    button { cursor: pointer; }
    .container-custom {
        max-width: var(--container-max);
        margin: 0 auto;
        padding-left: 24px;
        padding-right: 24px;
        width: 100%;
    }

    /* Header */
    .site-header {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        z-index: 100;
        background: rgba(255, 255, 255, 0.18);
        backdrop-filter: blur(14px) saturate(1.3);
        -webkit-backdrop-filter: blur(14px) saturate(1.3);
        border-bottom: 1px solid rgba(255, 255, 255, 0.3);
        transition: background var(--transition-medium), border-color var(--transition-medium), height var(--transition-medium);
        height: 80px;
    }
    .site-header.scrolled {
        position: fixed;
        background: var(--color-primary);
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        height: 64px;
    }
    .site-header .header-inner {
        display: flex;
        align-items: center;
        justify-content: space-between;
        height: 100%;
        gap: 16px;
    }
    .site-logo {
        font-size: 22px;
        font-weight: 700;
        letter-spacing: -0.01em;
        color: var(--color-primary);
        white-space: nowrap;
        transition: color var(--transition-medium);
        display: flex;
        align-items: center;
        gap: 8px;
        flex-shrink: 0;
    }
    .site-header.scrolled .site-logo { color: var(--color-text-white); }
    .site-logo .logo-mark {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 32px;
        height: 32px;
        border: 2px solid var(--color-accent);
        border-radius: 2px;
        color: var(--color-accent);
        font-size: 14px;
        font-weight: 700;
        transition: border-color var(--transition-medium), color var(--transition-medium);
    }
    .site-logo .logo-mark span { display: inline-block; line-height: 1; }
    .main-nav {
        display: flex;
        align-items: center;
        gap: 24px;
        list-style: none;
        margin: 0;
        padding: 0;
    }
    .main-nav li { margin: 0; padding: 0; }
    .main-nav a {
        font-size: 14px;
        font-weight: 500;
        letter-spacing: 0.02em;
        color: var(--color-primary);
        padding: 8px 4px;
        border-bottom: 2px solid transparent;
        transition: color var(--transition-fast), border-color var(--transition-fast);
        white-space: nowrap;
        display: inline-block;
    }
    .site-header.scrolled .main-nav a { color: var(--color-text-white); }
    .main-nav a:hover { color: var(--color-accent); border-bottom-color: var(--color-accent); }
    .main-nav a.active {
        color: var(--color-accent);
        border-bottom-color: var(--color-accent);
        font-weight: 600;
    }
    .site-header.scrolled .main-nav a.active {
        color: var(--color-accent);
        border-bottom-color: var(--color-accent);
    }
    .header-actions {
        display: flex;
        align-items: center;
        gap: 12px;
        flex-shrink: 0;
    }
    .header-search-btn {
        width: 36px;
        height: 36px;
        border: 1px solid rgba(28, 25, 23, 0.2);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--color-primary);
        font-size: 14px;
        transition: color var(--transition-fast), border-color var(--transition-fast);
    }
    .site-header.scrolled .header-search-btn {
        color: var(--color-text-white);
        border-color: rgba(255, 255, 255, 0.25);
    }
    .header-search-btn:hover { color: var(--color-accent); border-color: var(--color-accent); }
    .header-cta {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        padding: 10px 20px;
        background: var(--color-accent);
        color: var(--color-primary);
        font-size: 14px;
        font-weight: 600;
        border-radius: var(--radius-button);
        white-space: nowrap;
        transition: background var(--transition-fast), transform var(--transition-fast);
    }
    .header-cta:hover { background: var(--color-accent-hover); color: var(--color-primary); }
    .mobile-menu-toggle {
        display: none;
        width: 36px;
        height: 36px;
        border: 1px solid rgba(28, 25, 23, 0.2);
        border-radius: 4px;
        align-items: center;
        justify-content: center;
        color: var(--color-primary);
        font-size: 16px;
        transition: color var(--transition-fast);
    }
    .site-header.scrolled .mobile-menu-toggle {
        color: var(--color-text-white);
        border-color: rgba(255, 255, 255, 0.25);
    }
    .mobile-nav {
        display: none;
        position: fixed;
        top: 64px;
        left: 0;
        width: 100%;
        background: var(--color-primary);
        padding: 20px 24px 28px;
        z-index: 99;
        flex-direction: column;
        gap: 6px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }
    .mobile-nav.open { display: flex; }
    .mobile-nav a {
        color: var(--color-text-white);
        font-size: 16px;
        font-weight: 500;
        padding: 10px 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        transition: color var(--transition-fast);
    }
    .mobile-nav a:hover, .mobile-nav a.active { color: var(--color-accent); }
    .mobile-nav a.mobile-cta {
        margin-top: 12px;
        text-align: center;
        background: var(--color-accent);
        color: var(--color-primary);
        padding: 12px;
        border-radius: var(--radius-button);
        font-weight: 600;
        border-bottom: none;
    }

    /* Page Banner */
    .page-banner {
        min-height: 46vh;
        display: flex;
        align-items: flex-end;
        background-image: url('/assets/images/backpic/back-2.webp');
        background-size: cover;
        background-position: center;
        position: relative;
        padding: 120px 0 56px;
    }
    .page-banner::before {
        content: '';
        position: absolute;
        inset: 0;
        background: linear-gradient(135deg, rgba(28,25,23,0.82) 0%, rgba(28,25,23,0.45) 55%, rgba(28,25,23,0.72) 100%);
    }
    .page-banner .banner-content {
        position: relative;
        z-index: 2;
        color: var(--color-text-white);
    }
    .page-banner .banner-badge {
        display: inline-block;
        padding: 6px 14px;
        background: rgba(192, 138, 62, 0.2);
        border: 1px solid rgba(192, 138, 62, 0.5);
        border-radius: 2px;
        color: var(--color-accent);
        font-size: 13px;
        font-weight: 600;
        letter-spacing: 0.08em;
        margin-bottom: 14px;
    }
    .page-banner h1 {
        font-size: 42px;
        font-weight: 700;
        letter-spacing: -0.01em;
        margin: 0 0 12px;
        color: #FAF9F7;
    }
    .page-banner .banner-sub {
        font-size: 17px;
        color: rgba(244, 241, 236, 0.8);
        max-width: 620px;
        line-height: 1.8;
    }

    /* Section Base */
    .section-pad {
        padding: var(--section-pad-desktop) 0;
    }
    .section-pad-sm {
        padding: 56px 0;
    }
    .section-pad-xs {
        padding: 40px 0;
    }
    .section-title {
        font-size: 28px;
        font-weight: 600;
        color: var(--color-primary);
        letter-spacing: -0.01em;
        margin-bottom: 16px;
    }
    .section-subtitle {
        font-size: 16px;
        line-height: 1.85;
        color: var(--color-text-medium);
        max-width: 720px;
    }
    .section-header {
        margin-bottom: 40px;
    }
    .section-header .section-label {
        display: inline-block;
        font-size: 13px;
        font-weight: 600;
        letter-spacing: 0.08em;
        color: var(--color-accent);
        margin-bottom: 8px;
    }

    /* Brand Intro */
    .brand-intro-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 48px;
        align-items: center;
    }
    .brand-intro-text p {
        color: var(--color-text-medium);
        font-size: 16px;
        line-height: 1.9;
        margin-bottom: 16px;
    }
    .brand-intro-text .highlight {
        color: var(--color-text-dark);
        font-weight: 600;
    }
    .brand-intro-image {
        border-radius: var(--radius-card);
        overflow: hidden;
        box-shadow: var(--shadow-card);
    }
    .brand-intro-image img {
        width: 100%;
        height: auto;
        object-fit: cover;
        aspect-ratio: 4/3;
    }
    .brand-tag-row {
        display: flex;
        flex-wrap: wrap;
        gap: 8px;
        margin-top: 18px;
    }
    .brand-tag {
        display: inline-block;
        padding: 5px 12px;
        background: var(--color-bg-light);
        border: 1px solid var(--color-line-light);
        border-radius: var(--radius-badge);
        font-size: 13px;
        color: var(--color-text-medium);
    }

    /* Brand Data */
    .brand-data-strip {
        background: var(--color-primary);
        padding: 44px 0;
    }
    .brand-data-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 28px;
    }
    .brand-data-item {
        text-align: center;
        padding: 0 16px;
        border-right: 1px solid rgba(255, 255, 255, 0.12);
    }
    .brand-data-item:last-child { border-right: none; }
    .brand-data-number {
        font-size: 36px;
        font-weight: 700;
        color: var(--color-accent);
        letter-spacing: -0.02em;
        line-height: 1.2;
    }
    .brand-data-label {
        font-size: 14px;
        color: rgba(244, 241, 236, 0.7);
        margin-top: 6px;
    }

    /* Asymmetric Brand Grid */
    .brand-asymmetric-grid {
        display: grid;
        grid-template-columns: repeat(12, 1fr);
        gap: 18px;
    }
    .brand-card {
        background: #fff;
        border: 1px solid var(--color-line-light);
        border-radius: var(--radius-card);
        overflow: hidden;
        box-shadow: var(--shadow-card);
        transition: transform var(--transition-fast), box-shadow var(--transition-fast);
        display: flex;
        flex-direction: column;
    }
    .brand-card:hover {
        transform: translateY(-3px);
        box-shadow: var(--shadow-card-hover);
    }
    .brand-card .brand-card-img {
        aspect-ratio: 16/10;
        overflow: hidden;
        position: relative;
    }
    .brand-card .brand-card-img img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform var(--transition-medium);
    }
    .brand-card:hover .brand-card-img img { transform: scale(1.03); }
    .brand-card .brand-card-body {
        padding: 20px 22px 22px;
        flex: 1;
        display: flex;
        flex-direction: column;
    }
    .brand-card .brand-card-tag {
        display: inline-block;
        padding: 3px 10px;
        background: var(--color-bg-light);
        border: 1px solid var(--color-line-warm);
        border-radius: 2px;
        font-size: 12px;
        color: var(--color-text-medium);
        margin-bottom: 10px;
        align-self: flex-start;
    }
    .brand-card .brand-card-name {
        font-size: 19px;
        font-weight: 600;
        color: var(--color-primary);
        margin-bottom: 6px;
    }
    .brand-card .brand-card-desc {
        font-size: 14px;
        color: var(--color-text-medium);
        line-height: 1.75;
    }
    .brand-card-col-7 { grid-column: span 7; }
    .brand-card-col-5 { grid-column: span 5; }
    .brand-card-col-4 { grid-column: span 4; }
    .brand-card-col-3 { grid-column: span 3; }
    .brand-card-col-8 { grid-column: span 8; }
    .brand-card-col-6 { grid-column: span 6; }
    .brand-card-col-12 { grid-column: span 12; }

    /* Tag Filter */
    .filter-row {
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
        margin-bottom: 32px;
    }
    .filter-btn {
        padding: 8px 18px;
        background: transparent;
        border: 1px solid var(--color-line-light);
        border-radius: 4px;
        font-size: 14px;
        color: var(--color-text-medium);
        transition: all var(--transition-fast);
    }
    .filter-btn:hover {
        border-color: var(--color-accent);
        color: var(--color-accent);
    }
    .filter-btn.active {
        background: var(--color-primary);
        border-color: var(--color-primary);
        color: var(--color-text-white);
    }

    /* Service Support */
    .support-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }
    .support-card {
        background: var(--color-bg-light);
        border: 1px solid var(--color-line-warm);
        border-radius: var(--radius-card);
        padding: 26px 24px;
    }
    .support-card .support-icon {
        width: 44px;
        height: 44px;
        border-radius: 4px;
        background: var(--color-primary);
        color: var(--color-accent);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 18px;
        margin-bottom: 14px;
    }
    .support-card h3 {
        font-size: 18px;
        font-weight: 600;
        color: var(--color-primary);
        margin-bottom: 8px;
    }
    .support-card p {
        font-size: 14px;
        color: var(--color-text-medium);
        line-height: 1.8;
        margin: 0;
    }

    /* Process Steps */
    .process-steps {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 20px;
        counter-reset: step;
    }
    .process-step {
        background: #fff;
        border: 1px solid var(--color-line-light);
        border-radius: var(--radius-card);
        padding: 26px 22px;
        position: relative;
        box-shadow: var(--shadow-card);
    }
    .process-step::before {
        counter-increment: step;
        content: counter(step, decimal-leading-zero);
        font-size: 36px;
        font-weight: 700;
        color: var(--color-line-warm);
        display: block;
        margin-bottom: 12px;
        letter-spacing: -0.02em;
    }
    .process-step h3 {
        font-size: 17px;
        font-weight: 600;
        color: var(--color-primary);
        margin-bottom: 8px;
    }
    .process-step p {
        font-size: 14px;
        color: var(--color-text-medium);
        line-height: 1.75;
        margin: 0;
    }

    /* FAQ */
    .faq-list {
        max-width: 780px;
        margin: 0 auto;
    }
    .faq-item {
        border-bottom: 1px solid var(--color-line-light);
    }
    .faq-question {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 18px 0;
        cursor: pointer;
        transition: color var(--transition-fast);
        gap: 16px;
    }
    .faq-question:hover { color: var(--color-accent); }
    .faq-question .faq-q-text {
        font-size: 16px;
        font-weight: 600;
        color: var(--color-primary);
    }
    .faq-question .faq-icon {
        flex-shrink: 0;
        width: 28px;
        height: 28px;
        border-radius: 50%;
        border: 1px solid var(--color-line-light);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 12px;
        color: var(--color-text-medium);
        transition: transform var(--transition-medium), border-color var(--transition-medium), color var(--transition-medium);
    }
    .faq-item.open .faq-icon {
        transform: rotate(45deg);
        border-color: var(--color-accent);
        color: var(--color-accent);
    }
    .faq-answer {
        max-height: 0;
        overflow: hidden;
        transition: max-height var(--transition-medium);
    }
    .faq-answer .faq-a-text {
        padding: 0 0 18px;
        font-size: 15px;
        color: var(--color-text-medium);
        line-height: 1.85;
    }

    /* CTA */
    .cta-section {
        background: var(--color-primary-soft);
        padding: 72px 0;
    }
    .cta-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 48px;
        align-items: center;
    }
    .cta-text h2 {
        font-size: 30px;
        font-weight: 700;
        color: var(--color-text-white);
        margin-bottom: 14px;
        letter-spacing: -0.01em;
    }
    .cta-text p {
        font-size: 16px;
        color: rgba(244, 241, 236, 0.7);
        line-height: 1.85;
        margin: 0;
    }
    .cta-actions {
        display: flex;
        gap: 14px;
        flex-wrap: wrap;
        justify-content: flex-end;
    }
    .btn-primary {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        padding: 12px 26px;
        background: var(--color-accent);
        color: var(--color-primary);
        font-size: 15px;
        font-weight: 600;
        border-radius: var(--radius-button);
        transition: background var(--transition-fast);
    }
    .btn-primary:hover {
        background: var(--color-accent-hover);
        color: var(--color-primary);
    }
    .btn-outline-light {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        padding: 12px 26px;
        background: transparent;
        border: 1px solid rgba(255, 255, 255, 0.3);
        color: var(--color-text-white);
        font-size: 15px;
        font-weight: 500;
        border-radius: var(--radius-button);
        transition: background var(--transition-fast), border-color var(--transition-fast);
    }
    .btn-outline-light:hover {
        background: rgba(255, 255, 255, 0.08);
        border-color: rgba(255, 255, 255, 0.5);
    }

    /* Footer */
    .site-footer {
        background: #191614;
        padding: 64px 0 0;
        color: var(--color-text-light);
    }
    .footer-grid {
        display: grid;
        grid-template-columns: 2fr 1fr 1fr 1.4fr;
        gap: 36px;
        padding-bottom: 40px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }
    .footer-logo {
        font-size: 20px;
        font-weight: 700;
        color: var(--color-text-white);
        margin-bottom: 12px;
    }
    .footer-tagline {
        font-size: 14px;
        line-height: 1.75;
        color: var(--color-text-light);
        max-width: 320px;
    }
    .topic-cloud {
        display: flex;
        flex-wrap: wrap;
        gap: 6px;
        margin-top: 16px;
    }
    .topic-tag {
        display: inline-block;
        padding: 4px 10px;
        font-size: 11px;
        background: transparent;
        border: 1px solid rgba(255, 255, 255, 0.12);
        border-radius: 2px;
        color: var(--color-text-light);
        transition: color var(--transition-fast), border-color var(--transition-fast);
    }
    .topic-tag:hover {
        color: var(--color-accent);
        border-color: var(--color-accent);
    }
    .footer-col-title {
        font-size: 14px;
        font-weight: 600;
        color: var(--color-text-white);
        margin-bottom: 16px;
    }
    .footer-col ul {
        list-style: none;
        margin: 0;
        padding: 0;
    }
    .footer-col ul li {
        margin-bottom: 10px;
    }
    .footer-col ul a {
        font-size: 14px;
        color: var(--color-text-light);
        transition: color var(--transition-fast);
    }
    .footer-col ul a:hover { color: var(--color-accent); }
    .footer-bottom {
        padding: 20px 0;
        display: flex;
        flex-wrap: wrap;
        gap: 16px;
        justify-content: space-between;
        align-items: center;
        font-size: 13px;
        color: var(--color-text-light);
    }
    .footer-legal {
        display: flex;
        flex-wrap: wrap;
        gap: 16px;
    }
    .footer-links-bottom {
        display: flex;
        gap: 16px;
        flex-wrap: wrap;
    }
    .footer-links-bottom a {
        font-size: 13px;
        color: var(--color-text-light);
        transition: color var(--transition-fast);
    }
    .footer-links-bottom a:hover { color: var(--color-accent); }

    /* Responsive */
    @media (max-width: 1024px) {
        .section-pad { padding: var(--section-pad-tablet) 0; }
        .brand-intro-grid { grid-template-columns: 1fr; gap: 32px; }
        .brand-data-grid { grid-template-columns: repeat(2, 1fr); }
        .brand-data-item:nth-child(2) { border-right: none; }
        .brand-asymmetric-grid { gap: 14px; }
        .brand-card-col-7, .brand-card-col-5, .brand-card-col-4, .brand-card-col-3, .brand-card-col-8, .brand-card-col-6 {
            grid-column: span 6;
        }
        .support-grid { grid-template-columns: repeat(2, 1fr); }
        .process-steps { grid-template-columns: repeat(2, 1fr); }
        .cta-grid { grid-template-columns: 1fr; gap: 24px; }
        .cta-actions { justify-content: flex-start; }
        .footer-grid { grid-template-columns: 1fr 1fr; }
    }
    @media (max-width: 768px) {
        .main-nav { display: none; }
        .mobile-menu-toggle { display: flex; }
        .header-cta { display: none; }
        .page-banner h1 { font-size: 32px; }
        .brand-data-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
        .brand-data-number { font-size: 28px; }
    }
    @media (max-width: 640px) {
        .section-pad { padding: var(--section-pad-mobile) 0; }
        .page-banner { min-height: 40vh; padding: 100px 0 40px; }
        .page-banner h1 { font-size: 26px; }
        .page-banner .banner-sub { font-size: 15px; }
        .brand-data-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
        .brand-data-item { padding: 0 8px; }
        .brand-data-number { font-size: 24px; }
        .brand-asymmetric-grid { gap: 12px; }
        .brand-card-col-7, .brand-card-col-5, .brand-card-col-4, .brand-card-col-3, .brand-card-col-8, .brand-card-col-6, .brand-card-col-12 {
            grid-column: span 12;
        }
        .support-grid { grid-template-columns: 1fr; }
        .process-steps { grid-template-columns: 1fr; }
        .footer-grid { grid-template-columns: 1fr; gap: 24px; }
        .footer-bottom { flex-direction: column; align-items: flex-start; }
        .section-title { font-size: 24px; }
        .brand-intro-grid { gap: 24px; }
    }

/* roulang page: category3 */
:root {
            --color-primary: #1C1917;
            --color-primary-soft: #24211E;
            --color-accent: #C08A3E;
            --color-accent-hover: #A87630;
            --color-bg-warm: #FAF9F7;
            --color-bg-light: #F4F1EC;
            --color-line-light: #E5E1DC;
            --color-line-warm: #E8E4DE;
            --color-text-dark: #37332F;
            --color-text-medium: #6B6560;
            --color-text-light: #A9A29B;
            --color-text-white: #F4F1EC;
            --radius-card: 8px;
            --radius-button: 4px;
            --radius-badge: 2px;
            --shadow-card: 0 1px 3px rgba(28, 25, 23, 0.04);
            --shadow-card-hover: 0 4px 14px rgba(28, 25, 23, 0.08);
            --font-family: "Helvetica Neue", "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --transition-fast: 150ms ease;
            --transition-medium: 200ms ease;
            --container-max: 1180px;
            --section-pad-desktop: 96px;
            --section-pad-tablet: 72px;
            --section-pad-mobile: 56px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.85;
            color: var(--color-text-dark);
            background-color: var(--color-bg-warm);
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 6px;
        }
        button,
        input,
        textarea,
        select {
            font-family: var(--font-family);
            font-size: inherit;
            line-height: inherit;
            border: none;
            outline: none;
            background: none;
        }
        button {
            cursor: pointer;
        }
        .container-custom {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
            width: 100%;
        }
        /* 顶部导航 */
        .site-header {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 100;
            background: rgba(255, 255, 255, 0.18);
            backdrop-filter: blur(14px) saturate(1.3);
            -webkit-backdrop-filter: blur(14px) saturate(1.3);
            border-bottom: 1px solid rgba(255, 255, 255, 0.3);
            transition: background var(--transition-medium), border-color var(--transition-medium), height var(--transition-medium);
            height: 80px;
        }
        .site-header.scrolled {
            position: fixed;
            background: var(--color-primary);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            height: 64px;
        }
        .site-header .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            gap: 16px;
        }
        .site-logo {
            font-size: 22px;
            font-weight: 700;
            letter-spacing: -0.01em;
            color: var(--color-primary);
            white-space: nowrap;
            transition: color var(--transition-medium);
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }
        .site-header.scrolled .site-logo {
            color: var(--color-text-white);
        }
        .site-logo .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            border: 2px solid var(--color-accent);
            border-radius: 2px;
            color: var(--color-accent);
            font-size: 14px;
            font-weight: 700;
            transition: border-color var(--transition-medium), color var(--transition-medium);
        }
        .site-logo .logo-mark span {
            display: inline-block;
            line-height: 1;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 24px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .main-nav li {
            margin: 0;
            padding: 0;
        }
        .main-nav a {
            font-size: 14px;
            font-weight: 500;
            letter-spacing: 0.02em;
            color: var(--color-primary);
            padding: 8px 4px;
            border-bottom: 2px solid transparent;
            transition: color var(--transition-fast), border-color var(--transition-fast);
            white-space: nowrap;
            display: inline-block;
        }
        .site-header.scrolled .main-nav a {
            color: var(--color-text-white);
        }
        .main-nav a:hover {
            color: var(--color-accent);
            border-bottom-color: var(--color-accent);
        }
        .main-nav a.active {
            color: var(--color-accent);
            border-bottom-color: var(--color-accent);
            font-weight: 600;
        }
        .site-header.scrolled .main-nav a.active {
            color: var(--color-accent);
            border-bottom-color: var(--color-accent);
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .header-search-btn {
            width: 36px;
            height: 36px;
            border: 1px solid rgba(28, 25, 23, 0.2);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-primary);
            font-size: 14px;
            transition: border-color var(--transition-fast), color var(--transition-fast), background var(--transition-fast);
        }
        .site-header.scrolled .header-search-btn {
            border-color: rgba(255, 255, 255, 0.25);
            color: var(--color-text-white);
        }
        .header-search-btn:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background: rgba(192, 138, 62, 0.08);
        }
        .header-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 20px;
            background: var(--color-accent);
            color: var(--color-primary);
            font-size: 14px;
            font-weight: 600;
            border-radius: var(--radius-button);
            letter-spacing: 0.02em;
            transition: background var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
            white-space: nowrap;
        }
        .header-cta:hover {
            background: var(--color-accent-hover);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-1px);
        }
        .header-cta:focus-visible {
            outline: 2px solid rgba(192, 138, 62, 0.4);
            outline-offset: 2px;
        }
        .mobile-menu-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border: 1px solid rgba(28, 25, 23, 0.2);
            border-radius: 4px;
            align-items: center;
            justify-content: center;
            color: var(--color-primary);
            font-size: 18px;
            transition: border-color var(--transition-fast), color var(--transition-fast);
        }
        .site-header.scrolled .mobile-menu-toggle {
            border-color: rgba(255, 255, 255, 0.25);
            color: var(--color-text-white);
        }
        .mobile-nav {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100vh;
            background: var(--color-primary);
            z-index: 200;
            padding: 80px 32px 32px;
            flex-direction: column;
            gap: 6px;
            overflow-y: auto;
        }
        .mobile-nav.open {
            display: flex;
        }
        .mobile-nav a {
            color: var(--color-text-white);
            font-size: 18px;
            font-weight: 500;
            padding: 12px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .mobile-nav a.active {
            color: var(--color-accent);
            font-weight: 600;
        }
        .mobile-nav a:hover {
            color: var(--color-accent);
        }
        .mobile-nav .mobile-cta {
            margin-top: 20px;
            background: var(--color-accent);
            color: var(--color-primary);
            padding: 14px 0;
            text-align: center;
            justify-content: center;
            border-radius: var(--radius-button);
            font-weight: 700;
            border-bottom: none;
        }
        .mobile-nav .mobile-cta:hover {
            background: var(--color-accent-hover);
            color: var(--color-primary);
        }
        .mobile-close-btn {
            position: absolute;
            top: 20px;
            right: 24px;
            width: 40px;
            height: 40px;
            border: 1px solid rgba(255, 255, 255, 0.25);
            border-radius: 50%;
            color: var(--color-text-white);
            font-size: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: border-color var(--transition-fast), color var(--transition-fast);
        }
        .mobile-close-btn:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }
        /* Hero Banner */
        .page-banner {
            position: relative;
            min-height: 46vh;
            display: flex;
            align-items: center;
            background: var(--color-primary);
            overflow: hidden;
        }
        .page-banner::before {
            content: "";
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            opacity: 0.35;
            z-index: 0;
        }
        .page-banner::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(28, 25, 23, 0.88) 0%, rgba(28, 25, 23, 0.45) 50%, rgba(28, 25, 23, 0.2) 100%);
            z-index: 1;
        }
        .page-banner .banner-content {
            position: relative;
            z-index: 2;
            padding-top: 110px;
            padding-bottom: 60px;
        }
        .page-banner .banner-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 16px;
            background: rgba(192, 138, 62, 0.18);
            border: 1px solid rgba(192, 138, 62, 0.35);
            border-radius: 2px;
            color: var(--color-accent);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            margin-bottom: 18px;
        }
        .page-banner h1 {
            font-size: 42px;
            font-weight: 700;
            letter-spacing: -0.01em;
            color: var(--color-text-white);
            margin: 0 0 14px;
            line-height: 1.3;
        }
        .page-banner .banner-sub {
            font-size: 18px;
            color: rgba(244, 241, 236, 0.82);
            max-width: 620px;
            line-height: 1.75;
            margin: 0;
        }
        .banner-stats {
            display: flex;
            gap: 28px;
            margin-top: 24px;
            flex-wrap: wrap;
        }
        .banner-stat-item {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }
        .banner-stat-item .stat-num {
            font-size: 26px;
            font-weight: 700;
            color: var(--color-text-white);
            letter-spacing: -0.01em;
        }
        .banner-stat-item .stat-label {
            font-size: 13px;
            color: rgba(244, 241, 236, 0.65);
            letter-spacing: 0.04em;
        }
        /* Section通用 */
        .section {
            padding: var(--section-pad-desktop) 0;
        }
        .section-sm {
            padding: calc(var(--section-pad-desktop) * 0.55) 0;
        }
        .section-light {
            background: var(--color-bg-warm);
        }
        .section-muted {
            background: var(--color-bg-light);
        }
        .section-dark {
            background: var(--color-primary);
        }
        .section-divider {
            border-top: 1px solid var(--color-line-light);
        }
        .section-title {
            font-size: 30px;
            font-weight: 700;
            letter-spacing: -0.01em;
            color: var(--color-text-dark);
            margin: 0 0 12px;
            line-height: 1.35;
        }
        .section-title.light {
            color: var(--color-text-white);
        }
        .section-sub {
            font-size: 16px;
            color: var(--color-text-medium);
            line-height: 1.8;
            max-width: 720px;
            margin: 0 0 0;
        }
        .section-sub.light {
            color: rgba(244, 241, 236, 0.72);
        }
        .section-eyebrow {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            color: var(--color-accent);
            margin-bottom: 8px;
        }
        /* 服务维度指标看板 */
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 32px;
        }
        .metric-card {
            background: var(--color-bg-warm);
            border: 1px solid var(--color-line-light);
            border-radius: var(--radius-card);
            padding: 32px 28px;
            box-shadow: var(--shadow-card);
            transition: box-shadow var(--transition-fast), transform var(--transition-fast), border-color var(--transition-fast);
            position: relative;
            overflow: hidden;
        }
        .metric-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: rgba(192, 138, 62, 0.4);
        }
        .metric-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: var(--color-accent);
            opacity: 0;
            transition: opacity var(--transition-fast);
        }
        .metric-card:hover::before {
            opacity: 1;
        }
        .metric-icon {
            width: 48px;
            height: 48px;
            border: 2px solid rgba(192, 138, 62, 0.35);
            border-radius: 4px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-accent);
            font-size: 20px;
            margin-bottom: 18px;
        }
        .metric-card h3 {
            font-size: 21px;
            font-weight: 650;
            color: var(--color-text-dark);
            margin: 0 0 8px;
            letter-spacing: -0.01em;
        }
        .metric-card .metric-desc {
            font-size: 15px;
            color: var(--color-text-medium);
            line-height: 1.8;
            margin: 0 0 18px;
        }
        .metric-stats {
            display: flex;
            gap: 18px;
            flex-wrap: wrap;
            border-top: 1px solid var(--color-line-light);
            padding-top: 16px;
        }
        .metric-stat {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }
        .metric-stat .ms-num {
            font-size: 24px;
            font-weight: 700;
            color: var(--color-accent);
            letter-spacing: -0.01em;
        }
        .metric-stat .ms-label {
            font-size: 12px;
            color: var(--color-text-light);
            letter-spacing: 0.04em;
        }
        /* 服务列表 */
        .service-detail-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
            margin-top: 32px;
        }
        .service-detail-card {
            display: flex;
            gap: 16px;
            padding: 24px;
            background: var(--color-bg-warm);
            border: 1px solid var(--color-line-light);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: box-shadow var(--transition-fast), transform var(--transition-fast);
        }
        .service-detail-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .service-detail-card .sdc-icon {
            flex-shrink: 0;
            width: 44px;
            height: 44px;
            border-radius: 4px;
            background: rgba(192, 138, 62, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-accent);
            font-size: 18px;
        }
        .service-detail-card .sdc-body h4 {
            font-size: 17px;
            font-weight: 650;
            color: var(--color-text-dark);
            margin: 0 0 6px;
            letter-spacing: -0.01em;
        }
        .service-detail-card .sdc-body p {
            font-size: 14px;
            color: var(--color-text-medium);
            line-height: 1.75;
            margin: 0 0 10px;
        }
        .service-detail-card .sdc-body ul {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }
        .service-detail-card .sdc-body ul li {
            font-size: 12px;
            padding: 4px 10px;
            background: var(--color-bg-light);
            border-radius: 2px;
            color: var(--color-text-medium);
            letter-spacing: 0.03em;
        }
        /* 全宽配图 */
        .wide-image-block {
            position: relative;
            border-radius: var(--radius-card);
            overflow: hidden;
            min-height: 380px;
            display: flex;
            align-items: flex-end;
            box-shadow: var(--shadow-card);
        }
        .wide-image-block .wib-bg {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-card);
        }
        .wide-image-block .wib-overlay {
            position: relative;
            z-index: 2;
            padding: 36px 40px;
            width: 100%;
            background: linear-gradient(0deg, rgba(28, 25, 23, 0.88) 0%, rgba(28, 25, 23, 0.25) 60%, transparent 100%);
            border-radius: 0 0 var(--radius-card) var(--radius-card);
        }
        .wide-image-block .wib-overlay h3 {
            font-size: 24px;
            font-weight: 700;
            color: var(--color-text-white);
            margin: 0 0 6px;
            letter-spacing: -0.01em;
        }
        .wide-image-block .wib-overlay p {
            font-size: 15px;
            color: rgba(244, 241, 236, 0.78);
            margin: 0;
            line-height: 1.7;
            max-width: 520px;
        }
        /* 流程 */
        .process-steps {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 16px;
            margin-top: 32px;
        }
        .process-step {
            padding: 20px;
            background: var(--color-bg-warm);
            border: 1px solid var(--color-line-light);
            border-radius: var(--radius-card);
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: transform var(--transition-fast), box-shadow var(--transition-fast);
        }
        .process-step:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
        }
        .process-step .ps-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--color-accent);
            color: var(--color-primary);
            font-size: 15px;
            font-weight: 700;
            border-radius: 50%;
            margin-bottom: 12px;
        }
        .process-step h4 {
            font-size: 15px;
            font-weight: 650;
            color: var(--color-text-dark);
            margin: 0 0 6px;
        }
        .process-step p {
            font-size: 13px;
            color: var(--color-text-medium);
            margin: 0;
            line-height: 1.6;
        }
        /* 智慧平台 */
        .smart-panel {
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 40px;
            align-items: center;
            margin-top: 32px;
        }
        .smart-panel .smart-text h3 {
            font-size: 24px;
            font-weight: 700;
            color: var(--color-text-dark);
            margin: 0 0 12px;
            letter-spacing: -0.01em;
        }
        .smart-panel .smart-text p {
            font-size: 15px;
            color: var(--color-text-medium);
            line-height: 1.85;
            margin: 0 0 18px;
        }
        .smart-panel .smart-text ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .smart-panel .smart-text ul li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            padding: 8px 0;
            font-size: 14px;
            color: var(--color-text-dark);
            border-bottom: 1px dashed var(--color-line-light);
        }
        .smart-panel .smart-text ul li i {
            color: var(--color-accent);
            font-size: 14px;
            margin-top: 4px;
            flex-shrink: 0;
        }
        .smart-panel .smart-image {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }
        .smart-panel .smart-image img {
            width: 100%;
            height: auto;
            object-fit: cover;
            border-radius: var(--radius-card);
            aspect-ratio: 4/3;
        }
        /* FAQ */
        .faq-list {
            margin-top: 32px;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            border: 1px solid var(--color-line-light);
            border-radius: var(--radius-card);
            background: var(--color-bg-warm);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
        }
        .faq-item.active {
            border-color: rgba(192, 138, 62, 0.45);
            box-shadow: var(--shadow-card-hover);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 24px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text-dark);
            letter-spacing: 0.01em;
            transition: color var(--transition-fast);
            width: 100%;
            text-align: left;
        }
        .faq-question:hover {
            color: var(--color-accent);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            border: 1px solid var(--color-line-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: var(--color-text-medium);
            transition: transform var(--transition-medium), color var(--transition-fast), border-color var(--transition-fast);
        }
        .faq-item.active .faq-icon {
            transform: rotate(45deg);
            color: var(--color-accent);
            border-color: var(--color-accent);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 200ms ease, padding 200ms ease;
            padding: 0 24px;
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }
        .faq-answer p {
            font-size: 14px;
            color: var(--color-text-medium);
            line-height: 1.8;
            margin: 0;
            padding-top: 4px;
            border-top: 1px solid var(--color-line-light);
        }
        /* CTA表单 */
        .cta-wrapper {
            display: grid;
            grid-template-columns: 1.1fr 1fr;
            gap: 48px;
            align-items: start;
        }
        .cta-form .form-field {
            margin-bottom: 18px;
        }
        .cta-form label {
            display: block;
            font-size: 13px;
            font-weight: 600;
            color: var(--color-text-dark);
            margin-bottom: 6px;
            letter-spacing: 0.03em;
        }
        .cta-form input,
        .cta-form select,
        .cta-form textarea {
            width: 100%;
            padding: 13px 16px;
            background: var(--color-bg-warm);
            border: 1px solid #DCD8D2;
            border-radius: var(--radius-button);
            font-size: 15px;
            color: var(--color-text-dark);
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
        }
        .cta-form input:focus,
        .cta-form select:focus,
        .cta-form textarea:focus {
            border-color: var(--color-accent);
            box-shadow: 0 0 0 2px rgba(192, 138, 62, 0.4);
        }
        .cta-form textarea {
            min-height: 100px;
            resize: vertical;
        }
        .cta-form .form-submit {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            background: var(--color-accent);
            color: var(--color-primary);
            font-size: 15px;
            font-weight: 700;
            border-radius: var(--radius-button);
            letter-spacing: 0.02em;
            transition: background var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
        }
        .cta-form .form-submit:hover {
            background: var(--color-accent-hover);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .cta-form .form-submit:focus-visible {
            outline: 2px solid rgba(192, 138, 62, 0.4);
            outline-offset: 2px;
        }
        .cta-contact-info {
            background: var(--color-primary);
            border-radius: var(--radius-card);
            padding: 32px 28px;
            color: var(--color-text-white);
        }
        .cta-contact-info h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--color-text-white);
            margin: 0 0 16px;
        }
        .cta-contact-info ul {
            list-style: none;
            margin: 0 0 20px;
            padding: 0;
        }
        .cta-contact-info ul li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            padding: 10px 0;
            font-size: 14px;
            color: rgba(244, 241, 236, 0.8);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            line-height: 1.6;
        }
        .cta-contact-info ul li i {
            color: var(--color-accent);
            font-size: 14px;
            margin-top: 4px;
            flex-shrink: 0;
        }
        .cta-contact-info .cta-badges {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }
        .cta-contact-info .cta-badges span {
            font-size: 12px;
            padding: 6px 12px;
            background: rgba(192, 138, 62, 0.15);
            border: 1px solid rgba(192, 138, 62, 0.3);
            border-radius: 2px;
            color: var(--color-accent);
            letter-spacing: 0.04em;
        }
        /* 页脚 */
        .site-footer {
            background: var(--color-primary);
            color: rgba(244, 241, 236, 0.75);
            padding: 64px 0 32px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-logo {
            font-size: 22px;
            font-weight: 700;
            color: var(--color-text-white);
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }
        .footer-tagline {
            font-size: 14px;
            color: rgba(244, 241, 236, 0.6);
            line-height: 1.75;
            margin: 0 0 16px;
        }
        .topic-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }
        .topic-tag {
            font-size: 11px;
            padding: 4px 10px;
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: 2px;
            color: var(--color-text-light);
            letter-spacing: 0.03em;
            transition: border-color var(--transition-fast), color var(--transition-fast);
            background: transparent;
        }
        .topic-tag:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }
        .footer-col h3 {
            font-size: 15px;
            font-weight: 700;
            color: var(--color-text-white);
            margin: 0 0 14px;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin: 0 0 8px;
            padding: 0;
        }
        .footer-col ul li a {
            font-size: 14px;
            color: rgba(244, 241, 236, 0.6);
            transition: color var(--transition-fast);
            line-height: 1.6;
        }
        .footer-col ul li a:hover {
            color: var(--color-accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
        }
        .footer-legal {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 13px;
            color: rgba(244, 241, 236, 0.45);
        }
        .footer-legal a {
            color: rgba(244, 241, 236, 0.45);
            transition: color var(--transition-fast);
        }
        .footer-legal a:hover {
            color: var(--color-accent);
        }
        /* 响应式 */
        @media (max-width: 1024px) {
            .main-nav {
                gap: 14px;
            }
            .main-nav a {
                font-size: 13px;
            }
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .process-steps {
                grid-template-columns: repeat(3, 1fr);
            }
            .smart-panel {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .service-detail-grid {
                grid-template-columns: 1fr;
            }
            .cta-wrapper {
                grid-template-columns: 1fr;
                gap: 32px;
            }
        }
        @media (max-width: 768px) {
            .site-header {
                height: 64px;
            }
            .site-header.scrolled {
                height: 56px;
            }
            .main-nav {
                display: none;
            }
            .header-search-btn {
                display: none;
            }
            .mobile-menu-toggle {
                display: flex;
            }
            .page-banner {
                min-height: 50vh;
            }
            .page-banner h1 {
                font-size: 30px;
            }
            .page-banner .banner-sub {
                font-size: 15px;
            }
            .banner-stats {
                gap: 16px;
            }
            .banner-stat-item .stat-num {
                font-size: 20px;
            }
            .section {
                padding: var(--section-pad-mobile) 0;
            }
            .section-title {
                font-size: 24px;
            }
            .metrics-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .metric-card {
                padding: 24px 20px;
            }
            .process-steps {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }
            .wide-image-block {
                min-height: 280px;
            }
            .wide-image-block .wib-overlay {
                padding: 24px 20px;
            }
            .wide-image-block .wib-overlay h3 {
                font-size: 19px;
            }
            .smart-panel .smart-text h3 {
                font-size: 20px;
            }
            .faq-question {
                padding: 14px 16px;
                font-size: 14px;
            }
            .cta-form .form-submit {
                width: 100%;
                justify-content: center;
            }
        }
        @media (max-width: 520px) {
            .page-banner h1 {
                font-size: 26px;
            }
            .process-steps {
                grid-template-columns: 1fr;
            }
            .banner-stats {
                gap: 10px;
            }
            .banner-stat-item .stat-num {
                font-size: 18px;
            }
            .banner-stat-item .stat-label {
                font-size: 11px;
            }
            .footer-legal {
                flex-direction: column;
                gap: 6px;
            }
            .site-logo {
                font-size: 18px;
            }
            .site-logo .logo-mark {
                width: 28px;
                height: 28px;
                font-size: 12px;
            }
            .header-cta {
                padding: 8px 14px;
                font-size: 12px;
            }
        }

/* roulang page: category1 */
:root {
            --color-primary: #1C1917;
            --color-primary-soft: #24211E;
            --color-accent: #C08A3E;
            --color-accent-hover: #A87630;
            --color-bg-warm: #FAF9F7;
            --color-bg-light: #F4F1EC;
            --color-line-light: #E5E1DC;
            --color-line-warm: #E8E4DE;
            --color-text-dark: #37332F;
            --color-text-medium: #6B6560;
            --color-text-light: #A9A29B;
            --color-text-white: #F4F1EC;
            --radius-card: 8px;
            --radius-button: 4px;
            --radius-badge: 2px;
            --radius-image: 6px;
            --shadow-card: 0 1px 3px rgba(28, 25, 23, 0.04);
            --shadow-card-hover: 0 4px 14px rgba(28, 25, 23, 0.08);
            --shadow-soft: 0 2px 8px rgba(28, 25, 23, 0.05);
            --font-family: "Helvetica Neue", "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --transition-fast: 150ms ease;
            --transition-medium: 200ms ease;
            --transition-slow: 350ms ease;
            --container-max: 1180px;
            --section-pad-desktop: 96px;
            --section-pad-tablet: 72px;
            --section-pad-mobile: 56px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            box-sizing: border-box;
        }

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

        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.85;
            color: var(--color-text-dark);
            background-color: var(--color-bg-warm);
            overflow-x: hidden;
            margin: 0;
            padding: 0;
            min-height: 100vh;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast), opacity var(--transition-fast);
        }

        a:hover {
            text-decoration: none;
        }

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

        button,
        input,
        textarea,
        select {
            font-family: var(--font-family);
            font-size: inherit;
            line-height: inherit;
            border: none;
            outline: none;
            background: none;
            color: inherit;
        }

        button {
            cursor: pointer;
        }

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

        ul,
        ol {
            margin: 0;
            padding: 0;
            list-style: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            color: var(--color-primary);
            font-weight: 600;
            line-height: 1.3;
            margin: 0 0 16px 0;
            letter-spacing: -0.01em;
        }

        h1 {
            font-size: 44px;
            font-weight: 700;
            margin-bottom: 20px;
        }

        h2 {
            font-size: 30px;
            margin-bottom: 20px;
        }

        h3 {
            font-size: 22px;
            font-weight: 550;
            margin-bottom: 12px;
        }

        p {
            margin: 0 0 16px 0;
        }

        .container-custom {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
            width: 100%;
        }

        /* ==================== 顶部导航 ==================== */
        .site-header {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.18);
            backdrop-filter: blur(14px) saturate(1.3);
            -webkit-backdrop-filter: blur(14px) saturate(1.3);
            border-bottom: 1px solid rgba(255, 255, 255, 0.3);
            transition: background var(--transition-medium), border-color var(--transition-medium), height var(--transition-medium), box-shadow var(--transition-medium);
            height: 80px;
        }

        .site-header.scrolled {
            position: fixed;
            background: var(--color-primary);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            height: 64px;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.12);
        }

        .site-header .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            gap: 16px;
        }

        .site-logo {
            font-size: 22px;
            font-weight: 700;
            letter-spacing: -0.01em;
            color: var(--color-primary);
            white-space: nowrap;
            transition: color var(--transition-medium);
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
            line-height: 1;
        }

        .site-header.scrolled .site-logo {
            color: var(--color-text-white);
        }

        .site-logo .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            border: 2px solid var(--color-accent);
            border-radius: 2px;
            color: var(--color-accent);
            font-size: 14px;
            font-weight: 700;
            transition: border-color var(--transition-medium), color var(--transition-medium);
            background: transparent;
        }

        .site-logo .logo-mark span {
            display: inline-block;
            line-height: 1;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 22px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .main-nav li {
            margin: 0;
            padding: 0;
        }

        .main-nav a {
            font-size: 14px;
            font-weight: 500;
            letter-spacing: 0.02em;
            color: var(--color-primary);
            padding: 8px 2px;
            border-bottom: 2px solid transparent;
            transition: color var(--transition-fast), border-color var(--transition-fast);
            white-space: nowrap;
            display: inline-block;
        }

        .site-header.scrolled .main-nav a {
            color: var(--color-text-white);
        }

        .main-nav a:hover {
            color: var(--color-accent);
            border-bottom-color: var(--color-accent);
        }

        .main-nav a.active {
            color: var(--color-accent);
            border-bottom-color: var(--color-accent);
            font-weight: 600;
        }

        .site-header.scrolled .main-nav a.active {
            color: var(--color-accent);
            border-bottom-color: var(--color-accent);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .header-search-btn {
            width: 36px;
            height: 36px;
            border: 1px solid rgba(28, 25, 23, 0.2);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-primary);
            font-size: 14px;
            transition: all var(--transition-fast);
            background: transparent;
        }

        .site-header.scrolled .header-search-btn {
            color: var(--color-text-white);
            border-color: rgba(255, 255, 255, 0.25);
        }

        .header-search-btn:hover {
            background: var(--color-accent);
            color: #fff;
            border-color: var(--color-accent);
        }

        .header-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--color-accent);
            color: var(--color-primary);
            font-size: 13px;
            font-weight: 600;
            padding: 10px 20px;
            border-radius: var(--radius-button);
            letter-spacing: 0.03em;
            white-space: nowrap;
            transition: all var(--transition-fast);
            border: 2px solid var(--color-accent);
        }

        .header-cta:hover {
            background: var(--color-accent-hover);
            border-color: var(--color-accent-hover);
            color: #fff;
        }

        .mobile-menu-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border: 1px solid rgba(28, 25, 23, 0.2);
            border-radius: 4px;
            align-items: center;
            justify-content: center;
            color: var(--color-primary);
            font-size: 18px;
            transition: all var(--transition-fast);
            background: transparent;
        }

        .site-header.scrolled .mobile-menu-toggle {
            color: var(--color-text-white);
            border-color: rgba(255, 255, 255, 0.25);
        }

        .mobile-nav {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            width: 100%;
            background: var(--color-primary);
            z-index: 999;
            flex-direction: column;
            padding: 16px 24px 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            max-height: calc(100vh - 64px);
            overflow-y: auto;
        }

        .mobile-nav.open {
            display: flex;
        }

        .mobile-nav a {
            color: var(--color-text-white);
            font-size: 16px;
            padding: 12px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            display: block;
            font-weight: 500;
            transition: color var(--transition-fast);
        }

        .mobile-nav a:hover {
            color: var(--color-accent);
        }

        .mobile-nav a.active {
            color: var(--color-accent);
            font-weight: 600;
        }

        .mobile-nav a.mobile-cta {
            display: inline-flex;
            background: var(--color-accent);
            color: var(--color-primary);
            padding: 12px 24px;
            border-radius: var(--radius-button);
            font-weight: 600;
            margin-top: 16px;
            align-self: flex-start;
            border-bottom: none;
            text-align: center;
            justify-content: center;
        }

        .mobile-nav a.mobile-cta:hover {
            background: var(--color-accent-hover);
            color: #fff;
        }

        /* ==================== 页头 Banner ==================== */
        .page-banner {
            height: 48vh;
            min-height: 320px;
            max-height: 480px;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            position: relative;
            display: flex;
            align-items: flex-end;
            padding-bottom: 40px;
            margin-top: 0;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(180deg, rgba(28, 25, 23, 0.2) 0%, rgba(28, 25, 23, 0.35) 40%, rgba(28, 25, 23, 0.75) 100%);
        }

        .page-banner .banner-content {
            position: relative;
            z-index: 2;
        }

        .page-banner .banner-tag {
            display: inline-block;
            background: var(--color-accent);
            color: var(--color-primary);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: var(--radius-badge);
            letter-spacing: 0.08em;
            margin-bottom: 12px;
        }

        .page-banner h1 {
            font-size: 44px;
            font-weight: 700;
            letter-spacing: -0.01em;
            color: var(--color-text-white);
            margin-bottom: 12px;
            line-height: 1.2;
        }

        .page-banner .banner-sub {
            font-size: 16px;
            color: rgba(244, 241, 236, 0.85);
            line-height: 1.7;
            max-width: 560px;
            margin-bottom: 0;
        }

        /* ==================== 面包屑 ==================== */
        .breadcrumb-bar {
            background: var(--color-bg-light);
            border-bottom: 1px solid var(--color-line-light);
            padding: 12px 0;
        }

        .breadcrumb-bar .container-custom {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .breadcrumb-bar a {
            color: var(--color-text-medium);
            font-size: 13px;
            transition: color var(--transition-fast);
        }

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

        .breadcrumb-bar span.separator {
            color: var(--color-text-light);
            font-size: 12px;
        }

        .breadcrumb-bar span.current {
            color: var(--color-text-dark);
            font-size: 13px;
            font-weight: 500;
        }

        /* ==================== Section 通用 ==================== */
        .section {
            padding: var(--section-pad-desktop) 0;
        }

        .section-alt {
            background: var(--color-bg-light);
            border-top: 1px solid var(--color-line-light);
            border-bottom: 1px solid var(--color-line-light);
        }

        .section-dark {
            background: var(--color-primary);
            color: var(--color-text-light);
        }

        .section-dark h2,
        .section-dark h3 {
            color: var(--color-text-white);
        }

        .section-title {
            font-size: 30px;
            font-weight: 700;
            letter-spacing: -0.01em;
            margin-bottom: 20px;
            color: var(--color-primary);
            line-height: 1.3;
        }

        .section-dark .section-title {
            color: var(--color-text-white);
        }

        .section-sub {
            font-size: 16px;
            color: var(--color-text-medium);
            line-height: 1.85;
            margin-bottom: 32px;
            max-width: 720px;
        }

        .section-dark .section-sub {
            color: var(--color-text-light);
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.08em;
            color: var(--color-accent);
            text-transform: uppercase;
            margin-bottom: 12px;
        }

        .section-tag::before {
            content: '';
            display: inline-block;
            width: 16px;
            height: 2px;
            background: var(--color-accent);
            border-radius: 1px;
        }

        /* ==================== 卡片 ==================== */
        .card {
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--color-line-light);
            padding: 24px 28px;
            box-shadow: var(--shadow-card);
            transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
        }

        .card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--color-line-warm);
        }

        .card-accent {
            border-left: 3px solid var(--color-accent);
        }

        .card h3 {
            font-size: 20px;
            margin-bottom: 10px;
            font-weight: 600;
        }

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

        /* ==================== 按钮 ==================== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            border-radius: var(--radius-button);
            font-size: 14px;
            font-weight: 600;
            letter-spacing: 0.03em;
            transition: all var(--transition-fast);
            border: 2px solid transparent;
            line-height: 1.4;
        }

        .btn-primary {
            background: var(--color-accent);
            color: var(--color-primary);
            border-color: var(--color-accent);
        }

        .btn-primary:hover {
            background: var(--color-accent-hover);
            color: #fff;
            border-color: var(--color-accent-hover);
        }

        .btn-primary:focus {
            outline: 2px solid rgba(192, 138, 62, 0.4);
            outline-offset: 2px;
        }

        .btn-secondary {
            background: transparent;
            color: var(--color-primary);
            border-color: var(--color-primary);
        }

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

        .btn-light {
            background: var(--color-text-white);
            color: var(--color-primary);
            border-color: var(--color-text-white);
        }

        .btn-light:hover {
            background: rgba(244, 241, 236, 0.85);
            border-color: rgba(244, 241, 236, 0.85);
        }

        .btn-arrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--color-accent);
            font-size: 14px;
            font-weight: 600;
            transition: all var(--transition-fast);
            border-bottom: 2px solid transparent;
        }

        .btn-arrow i {
            transition: transform var(--transition-fast);
        }

        .btn-arrow:hover {
            color: var(--color-accent-hover);
            border-bottom-color: var(--color-accent);
        }

        .btn-arrow:hover i {
            transform: translateX(4px);
        }

        /* ==================== 标签/徽章 ==================== */
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.04em;
            padding: 4px 12px;
            border-radius: var(--radius-badge);
            background: var(--color-bg-light);
            color: var(--color-text-dark);
            transition: all var(--transition-fast);
        }

        .badge-accent {
            background: var(--color-accent);
            color: var(--color-primary);
        }

        .badge-dark {
            background: var(--color-primary);
            color: var(--color-text-white);
        }

        /* ==================== 统计数字 ==================== */
        .stat-number {
            font-size: 36px;
            font-weight: 700;
            letter-spacing: -0.02em;
            color: var(--color-primary);
            line-height: 1.2;
            font-variant-numeric: tabular-nums;
        }

        .stat-unit {
            font-size: 14px;
            color: var(--color-text-medium);
            font-weight: 500;
            margin-left: 2px;
        }

        .stat-label {
            font-size: 13px;
            color: var(--color-text-medium);
            letter-spacing: 0.04em;
            margin-top: 4px;
        }

        .section-dark .stat-number {
            color: var(--color-text-white);
        }

        .section-dark .stat-unit {
            color: var(--color-text-light);
        }

        .section-dark .stat-label {
            color: var(--color-text-light);
        }

        /* ==================== 图文交错区块 ==================== */
        .media-feature {
            display: flex;
            align-items: center;
            gap: 48px;
            margin-bottom: 56px;
        }

        .media-feature:last-child {
            margin-bottom: 0;
        }

        .media-feature.reverse {
            flex-direction: row-reverse;
        }

        .media-feature .media-feature-image {
            flex: 1;
            min-width: 0;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-soft);
        }

        .media-feature .media-feature-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            aspect-ratio: 4/3;
            border-radius: var(--radius-card);
            transition: transform var(--transition-slow);
        }

        .media-feature .media-feature-image:hover img {
            transform: scale(1.03);
        }

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

        .media-feature .media-feature-content h2 {
            font-size: 26px;
            margin-bottom: 16px;
        }

        .media-feature .media-feature-content p {
            color: var(--color-text-medium);
            font-size: 15px;
            line-height: 1.9;
            margin-bottom: 16px;
        }

        .media-feature .media-feature-content p:last-child {
            margin-bottom: 0;
        }

        .media-feature .feature-list {
            list-style: none;
            padding: 0;
            margin: 16px 0 20px;
        }

        .media-feature .feature-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 15px;
            color: var(--color-text-dark);
            padding: 6px 0;
            line-height: 1.7;
        }

        .media-feature .feature-list li i {
            color: var(--color-accent);
            font-size: 14px;
            margin-top: 6px;
            flex-shrink: 0;
        }

        /* ==================== 信息列表（底部） ==================== */
        .info-list-section {
            background: var(--color-bg-light);
            border-top: 1px solid var(--color-line-light);
            border-bottom: 1px solid var(--color-line-light);
            padding: 40px 0;
        }

        .info-list-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 16px;
            margin-top: 24px;
        }

        .info-list-item {
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--color-line-light);
            padding: 18px 20px;
            display: flex;
            align-items: flex-start;
            gap: 12px;
            transition: all var(--transition-fast);
        }

        .info-list-item:hover {
            border-color: var(--color-line-warm);
            box-shadow: var(--shadow-card-hover);
        }

        .info-list-item .info-list-icon {
            width: 36px;
            height: 36px;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--color-bg-light);
            border-radius: var(--radius-button);
            color: var(--color-accent);
            font-size: 16px;
        }

        .info-list-item .info-list-text h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-primary);
            margin: 0 0 4px 0;
        }

        .info-list-item .info-list-text p {
            font-size: 13px;
            color: var(--color-text-medium);
            line-height: 1.7;
            margin: 0;
        }

        /* ==================== FAQ ==================== */
        .faq-section {
            background: var(--color-bg-warm);
            border-top: 1px solid var(--color-line-light);
            border-bottom: 1px solid var(--color-line-light);
            padding: var(--section-pad-desktop) 0;
        }

        .faq-list {
            margin-top: 28px;
        }

        .faq-item {
            border: 1px solid var(--color-line-light);
            border-radius: var(--radius-card);
            margin-bottom: 12px;
            overflow: hidden;
            background: #fff;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
        }

        .faq-item:hover {
            border-color: var(--color-line-warm);
        }

        .faq-item.active {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-card-hover);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 24px;
            cursor: pointer;
            gap: 16px;
            transition: background var(--transition-fast);
            font-weight: 600;
            font-size: 15px;
            color: var(--color-primary);
            line-height: 1.6;
            background: transparent;
            width: 100%;
            text-align: left;
            border: none;
        }

        .faq-question:hover {
            background: var(--color-bg-light);
        }

        .faq-question .faq-icon {
            width: 28px;
            height: 28px;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: var(--color-bg-light);
            color: var(--color-accent);
            font-size: 14px;
            transition: transform var(--transition-medium), background var(--transition-medium), color var(--transition-medium);
        }

        .faq-item.active .faq-question .faq-icon {
            transform: rotate(45deg);
            background: var(--color-accent);
            color: var(--color-primary);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-medium), padding var(--transition-medium);
            padding: 0 24px;
            color: var(--color-text-medium);
            font-size: 15px;
            line-height: 1.9;
        }

        .faq-item.active .faq-answer {
            max-height: 400px;
            padding: 0 24px 20px;
        }

        .faq-answer p {
            margin: 0;
        }

        /* ==================== CTA 区块 ==================== */
        .cta-section {
            background: var(--color-primary);
            padding: var(--section-pad-desktop) 0;
            color: var(--color-text-light);
        }

        .cta-section h2 {
            color: var(--color-text-white);
            font-size: 30px;
            margin-bottom: 16px;
        }

        .cta-section .cta-sub {
            color: var(--color-text-light);
            font-size: 16px;
            line-height: 1.85;
            max-width: 640px;
            margin-bottom: 32px;
        }

        .cta-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: start;
        }

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

        .cta-form label {
            display: block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.04em;
            color: var(--color-text-white);
            margin-bottom: 6px;
        }

        .cta-form input,
        .cta-form textarea,
        .cta-form select {
            width: 100%;
            padding: 12px 16px;
            border-radius: var(--radius-button);
            border: 1px solid rgba(255, 255, 255, 0.2);
            background: rgba(255, 255, 255, 0.06);
            color: var(--color-text-white);
            font-size: 15px;
            transition: all var(--transition-fast);
            line-height: 1.6;
        }

        .cta-form input::placeholder,
        .cta-form textarea::placeholder {
            color: rgba(244, 241, 236, 0.5);
        }

        .cta-form input:focus,
        .cta-form textarea:focus,
        .cta-form select:focus {
            border-color: var(--color-accent);
            background: rgba(255, 255, 255, 0.1);
            box-shadow: 0 0 0 3px rgba(192, 138, 62, 0.2);
        }

        .cta-form select option {
            background: var(--color-primary);
            color: var(--color-text-white);
        }

        .cta-form textarea {
            min-height: 100px;
            resize: vertical;
        }

        .cta-form .btn {
            width: 100%;
            margin-top: 8px;
        }

        .cta-contact {
            background: var(--color-primary-soft);
            border-radius: var(--radius-card);
            padding: 28px;
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        .cta-contact h3 {
            color: var(--color-text-white);
            font-size: 18px;
            margin-bottom: 16px;
        }

        .cta-contact ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .cta-contact ul li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 8px 0;
            font-size: 14px;
            color: var(--color-text-light);
            line-height: 1.7;
        }

        .cta-contact ul li i {
            color: var(--color-accent);
            font-size: 14px;
            margin-top: 5px;
            flex-shrink: 0;
            width: 18px;
            text-align: center;
        }

        .cta-contact .contact-images {
            display: flex;
            gap: 12px;
            margin-top: 20px;
        }

        .cta-contact .contact-images img {
            width: calc(50% - 6px);
            aspect-ratio: 16/10;
            object-fit: cover;
            border-radius: var(--radius-card);
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
        }

        /* ==================== 页脚 ==================== */
        .site-footer {
            background: var(--color-primary);
            color: var(--color-text-light);
            padding: 64px 0 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-brand .footer-logo {
            font-size: 24px;
            font-weight: 700;
            color: var(--color-text-white);
            letter-spacing: -0.01em;
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .footer-brand .footer-logo::before {
            content: '';
            display: inline-block;
            width: 8px;
            height: 24px;
            background: var(--color-accent);
            border-radius: 2px;
        }

        .footer-brand .footer-tagline {
            font-size: 14px;
            color: var(--color-text-light);
            line-height: 1.8;
            margin-bottom: 16px;
        }

        .footer-brand .topic-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }

        .footer-brand .topic-tag {
            display: inline-flex;
            align-items: center;
            font-size: 11px;
            color: var(--color-text-light);
            padding: 4px 10px;
            border-radius: var(--radius-badge);
            border: 1px solid rgba(255, 255, 255, 0.12);
            transition: all var(--transition-fast);
            background: transparent;
        }

        .footer-brand .topic-tag:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }

        .footer-col h3 {
            color: var(--color-text-white);
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }

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

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

        .footer-col ul li a {
            font-size: 14px;
            color: var(--color-text-light);
            transition: color var(--transition-fast);
            line-height: 1.7;
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding-top: 20px;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-legal {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 12px;
            color: var(--color-text-light);
        }

        .footer-legal span {
            white-space: nowrap;
        }

        .footer-links-bottom {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 12px;
        }

        .footer-links-bottom a {
            color: var(--color-text-light);
            transition: color var(--transition-fast);
        }

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

        /* ==================== 响应式断点 ==================== */
        @media (max-width: 1024px) {
            :root {
                --section-pad-desktop: 72px;
                --section-pad-tablet: 60px;
                --section-pad-mobile: 48px;
            }
            .main-nav {
                gap: 14px;
            }
            .main-nav a {
                font-size: 13px;
            }
            h1 {
                font-size: 36px;
            }
            .page-banner h1 {
                font-size: 36px;
            }
            .section-title {
                font-size: 26px;
            }
            .footer-grid {
                grid-template-columns: 1.5fr 1fr 1fr;
                gap: 28px;
            }
            .footer-brand {
                grid-column: span 3;
            }
            .media-feature {
                gap: 32px;
            }
            .cta-grid {
                gap: 32px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-pad-desktop: 60px;
                --section-pad-tablet: 52px;
                --section-pad-mobile: 44px;
            }
            .main-nav {
                display: none;
            }
            .header-search-btn {
                display: none;
            }
            .mobile-menu-toggle {
                display: flex;
            }
            .site-header {
                height: 64px;
            }
            .site-header.scrolled {
                height: 56px;
            }
            .page-banner {
                height: 40vh;
                min-height: 280px;
                padding-bottom: 24px;
            }
            .page-banner h1 {
                font-size: 30px;
            }
            h1 {
                font-size: 30px;
            }
            .section-title {
                font-size: 24px;
            }
            .section {
                padding: var(--section-pad-mobile) 0;
            }
            .media-feature {
                flex-direction: column;
                gap: 24px;
                margin-bottom: 40px;
            }
            .media-feature.reverse {
                flex-direction: column;
            }
            .media-feature .media-feature-image img {
                aspect-ratio: 16/9;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .footer-brand {
                grid-column: span 2;
            }
            .cta-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .stat-number {
                font-size: 28px;
            }
            .info-list-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 520px) {
            :root {
                --section-pad-mobile: 40px;
            }
            .container-custom {
                padding-left: 16px;
                padding-right: 16px;
            }
            .page-banner {
                height: 36vh;
                min-height: 240px;
            }
            .page-banner h1 {
                font-size: 26px;
            }
            .section-title {
                font-size: 22px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-brand {
                grid-column: span 1;
            }
            .footer-legal {
                flex-direction: column;
                gap: 6px;
            }
            .header-cta {
                padding: 8px 14px;
                font-size: 12px;
            }
            .card {
                padding: 18px 20px;
            }
            .faq-question {
                padding: 14px 16px;
                font-size: 14px;
            }
            .faq-answer {
                padding: 0 16px;
                font-size: 14px;
            }
            .faq-item.active .faq-answer {
                padding: 0 16px 16px;
            }
            .cta-contact {
                padding: 20px;
            }
            .cta-contact .contact-images {
                flex-direction: column;
            }
            .cta-contact .contact-images img {
                width: 100%;
            }
        }

/* roulang page: category4 */
:root {
            --color-primary: #1C1917;
            --color-primary-soft: #24211E;
            --color-accent: #C08A3E;
            --color-accent-hover: #A87630;
            --color-bg-warm: #FAF9F7;
            --color-bg-light: #F4F1EC;
            --color-line-light: #E5E1DC;
            --color-line-warm: #E8E4DE;
            --color-text-dark: #37332F;
            --color-text-medium: #6B6560;
            --color-text-light: #A9A29B;
            --color-text-white: #F4F1EC;
            --radius-card: 8px;
            --radius-button: 4px;
            --radius-badge: 2px;
            --shadow-card: 0 1px 3px rgba(28,25,23,0.04);
            --shadow-card-hover: 0 4px 14px rgba(28,25,23,0.08);
            --font-family: "Helvetica Neue", "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --transition-fast: 150ms ease;
            --transition-medium: 200ms ease;
            --container-max: 1180px;
            --section-pad-desktop: 96px;
            --section-pad-tablet: 72px;
            --section-pad-mobile: 56px;
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.85;
            color: var(--color-text-dark);
            background-color: var(--color-bg-warm);
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 6px;
        }
        button,
        input,
        textarea,
        select {
            font-family: var(--font-family);
            font-size: inherit;
            line-height: inherit;
            border: none;
            outline: none;
            background: none;
        }
        button {
            cursor: pointer;
        }
        .container-custom {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
            width: 100%;
        }
        /* Header Navigation */
        .site-header {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 100;
            background: rgba(255, 255, 255, 0.18);
            backdrop-filter: blur(14px) saturate(1.3);
            -webkit-backdrop-filter: blur(14px) saturate(1.3);
            border-bottom: 1px solid rgba(255, 255, 255, 0.3);
            transition: background var(--transition-medium), border-color var(--transition-medium), height var(--transition-medium);
            height: 80px;
        }
        .site-header.scrolled {
            position: fixed;
            background: var(--color-primary);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            height: 64px;
        }
        .site-header .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            gap: 16px;
        }
        .site-logo {
            font-size: 22px;
            font-weight: 700;
            letter-spacing: -0.01em;
            color: var(--color-primary);
            white-space: nowrap;
            transition: color var(--transition-medium);
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }
        .site-header.scrolled .site-logo {
            color: var(--color-text-white);
        }
        .site-logo .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            border: 2px solid var(--color-accent);
            border-radius: 2px;
            color: var(--color-accent);
            font-size: 14px;
            font-weight: 700;
            transition: border-color var(--transition-medium), color var(--transition-medium);
        }
        .site-logo .logo-mark span {
            display: inline-block;
            line-height: 1;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 20px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .main-nav li {
            margin: 0;
            padding: 0;
        }
        .main-nav a {
            font-size: 14px;
            font-weight: 500;
            letter-spacing: 0.02em;
            color: var(--color-primary);
            padding: 8px 4px;
            border-bottom: 2px solid transparent;
            transition: color var(--transition-fast), border-color var(--transition-fast);
            white-space: nowrap;
            display: inline-block;
        }
        .site-header.scrolled .main-nav a {
            color: var(--color-text-white);
        }
        .main-nav a:hover {
            color: var(--color-accent);
            border-bottom-color: var(--color-accent);
        }
        .main-nav a.active {
            color: var(--color-accent);
            border-bottom-color: var(--color-accent);
            font-weight: 600;
        }
        .site-header.scrolled .main-nav a.active {
            color: var(--color-accent);
            border-bottom-color: var(--color-accent);
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .header-search-btn {
            width: 36px;
            height: 36px;
            border: 1px solid rgba(28, 25, 23, 0.2);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-primary);
            font-size: 14px;
            transition: border-color var(--transition-fast), color var(--transition-fast);
        }
        .site-header.scrolled .header-search-btn {
            border-color: rgba(255, 255, 255, 0.3);
            color: var(--color-text-white);
        }
        .header-search-btn:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }
        .header-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 20px;
            font-size: 14px;
            font-weight: 600;
            border-radius: var(--radius-button);
            background: var(--color-accent);
            color: var(--color-primary);
            white-space: nowrap;
            transition: background var(--transition-fast);
        }
        .header-cta:hover {
            background: var(--color-accent-hover);
            color: var(--color-primary);
        }
        .mobile-menu-toggle {
            display: none;
            width: 36px;
            height: 36px;
            border: 1px solid rgba(28, 25, 23, 0.2);
            border-radius: 4px;
            align-items: center;
            justify-content: center;
            color: var(--color-primary);
            font-size: 16px;
            transition: border-color var(--transition-fast), color var(--transition-fast);
        }
        .site-header.scrolled .mobile-menu-toggle {
            border-color: rgba(255, 255, 255, 0.3);
            color: var(--color-text-white);
        }
        .mobile-nav {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            width: 100%;
            background: var(--color-primary);
            padding: 16px 24px;
            flex-direction: column;
            gap: 4px;
            z-index: 99;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .mobile-nav.open {
            display: flex;
        }
        .mobile-nav a {
            color: var(--color-text-white);
            font-size: 15px;
            padding: 12px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            display: block;
        }
        .mobile-nav a:hover,
        .mobile-nav a.active {
            color: var(--color-accent);
        }
        .mobile-nav .mobile-cta {
            margin-top: 8px;
            background: var(--color-accent);
            color: var(--color-primary);
            text-align: center;
            border-radius: var(--radius-button);
            padding: 12px 0;
            border-bottom: none;
            font-weight: 600;
        }
        /* Page Banner */
        .page-banner {
            position: relative;
            min-height: 48vh;
            display: flex;
            align-items: flex-end;
            padding: 120px 0 48px;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            background-color: var(--color-primary);
        }
        .page-banner::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(28,25,23,0.85) 0%, rgba(28,25,23,0.45) 55%, rgba(28,25,23,0.25) 100%);
            z-index: 1;
        }
        .page-banner .container-custom {
            position: relative;
            z-index: 2;
        }
        .page-banner .banner-content h1 {
            font-size: 42px;
            font-weight: 700;
            letter-spacing: -0.01em;
            color: #fff;
            margin-bottom: 12px;
            line-height: 1.3;
        }
        .page-banner .banner-content p {
            font-size: 17px;
            color: rgba(255,255,255,0.8);
            max-width: 640px;
            margin: 0;
            line-height: 1.8;
        }
        .banner-badge {
            display: inline-block;
            background: rgba(192,138,62,0.35);
            border: 1px solid rgba(192,138,62,0.6);
            color: #fff;
            padding: 4px 12px;
            font-size: 12px;
            border-radius: var(--radius-badge);
            margin-bottom: 12px;
            letter-spacing: 0.08em;
        }
        /* Section Base */
        .section {
            padding: var(--section-pad-desktop) 0;
        }
        .section-grey {
            background: var(--color-bg-light);
        }
        .section-dark {
            background: var(--color-primary);
            color: var(--color-text-white);
        }
        .section-dark h2 {
            color: var(--color-text-white);
        }
        .section-dark p {
            color: var(--color-text-light);
        }
        .section-title {
            font-size: 30px;
            font-weight: 600;
            letter-spacing: -0.01em;
            color: var(--color-text-dark);
            margin-bottom: 12px;
            line-height: 1.35;
        }
        .section-subtitle {
            font-size: 15px;
            color: var(--color-text-medium);
            margin-bottom: 40px;
            max-width: 720px;
            line-height: 1.8;
        }
        .section-title-accent {
            color: var(--color-accent);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            margin-bottom: 8px;
            display: block;
        }
        /* Breadcrumb */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: rgba(255,255,255,0.6);
            margin-bottom: 16px;
        }
        .breadcrumb a {
            color: rgba(255,255,255,0.6);
            transition: color var(--transition-fast);
        }
        .breadcrumb a:hover {
            color: var(--color-accent);
        }
        .breadcrumb span {
            color: rgba(255,255,255,0.9);
        }
        .breadcrumb i {
            font-size: 10px;
        }
        /* Office Space Composite */
        .office-composite {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: start;
        }
        .office-left {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .office-param-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 0;
            border: 1px solid var(--color-line-light);
            border-radius: var(--radius-card);
            overflow: hidden;
            background: #fff;
        }
        .office-param-list li {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 20px;
            border-bottom: 1px solid var(--color-line-light);
            font-size: 15px;
            gap: 16px;
        }
        .office-param-list li:last-child {
            border-bottom: none;
        }
        .office-param-list li .param-label {
            color: var(--color-text-medium);
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }
        .office-param-list li .param-label i {
            color: var(--color-accent);
            font-size: 14px;
            width: 18px;
            text-align: center;
        }
        .office-param-list li .param-value {
            color: var(--color-text-dark);
            font-weight: 600;
            text-align: right;
        }
        .office-right {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .office-right img {
            width: 100%;
            aspect-ratio: 16/10;
            object-fit: cover;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
        }
        .office-right .office-text {
            font-size: 15px;
            color: var(--color-text-medium);
            line-height: 1.9;
        }
        .office-right .office-text strong {
            color: var(--color-text-dark);
            font-weight: 600;
        }
        /* Highlight Card */
        .highlight-card {
            background: #fff;
            border: 1px solid var(--color-line-light);
            border-radius: var(--radius-card);
            padding: 24px;
            box-shadow: var(--shadow-card);
            transition: box-shadow var(--transition-fast), transform var(--transition-fast);
        }
        .highlight-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .highlight-card .highlight-icon {
            width: 44px;
            height: 44px;
            border-radius: 4px;
            background: rgba(192,138,62,0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-accent);
            font-size: 18px;
            margin-bottom: 14px;
        }
        .highlight-card h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--color-text-dark);
            margin-bottom: 8px;
        }
        .highlight-card p {
            font-size: 14px;
            color: var(--color-text-medium);
            line-height: 1.8;
            margin: 0;
        }
        .highlight-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        /* Service Feature */
        .service-feature {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        .service-feature.reversed {
            direction: rtl;
        }
        .service-feature.reversed > * {
            direction: ltr;
        }
        .service-feature .sf-content {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .service-feature .sf-content h3 {
            font-size: 22px;
            font-weight: 600;
            color: var(--color-text-dark);
            margin-bottom: 8px;
        }
        .service-feature .sf-content p {
            font-size: 15px;
            color: var(--color-text-medium);
            line-height: 1.9;
        }
        .service-feature .sf-content ul {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .service-feature .sf-content ul li {
            font-size: 14px;
            color: var(--color-text-medium);
            display: flex;
            align-items: flex-start;
            gap: 10px;
            line-height: 1.8;
        }
        .service-feature .sf-content ul li i {
            color: var(--color-accent);
            font-size: 14px;
            margin-top: 5px;
            flex-shrink: 0;
        }
        .service-feature .sf-image img {
            width: 100%;
            aspect-ratio: 4/3;
            object-fit: cover;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
        }
        /* Stats Row */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            margin-top: 40px;
        }
        .stat-item {
            background: rgba(255,255,255,0.06);
            border: 1px solid rgba(255,255,255,0.12);
            border-radius: var(--radius-card);
            padding: 20px;
            text-align: center;
        }
        .stat-item .stat-number {
            font-size: 30px;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1.2;
            letter-spacing: -0.01em;
        }
        .stat-item .stat-label {
            font-size: 13px;
            color: var(--color-text-light);
            margin-top: 6px;
        }
        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 8px;
            max-width: 860px;
            margin: 0 auto;
        }
        .faq-item {
            border: 1px solid var(--color-line-light);
            border-radius: var(--radius-card);
            overflow: hidden;
            background: #fff;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
        }
        .faq-item.active {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-card);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            padding: 16px 20px;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text-dark);
            text-align: left;
            gap: 12px;
            transition: background var(--transition-fast);
        }
        .faq-question:hover {
            background: var(--color-bg-light);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--color-bg-light);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-text-medium);
            font-size: 12px;
            transition: transform var(--transition-medium), background var(--transition-fast), color var(--transition-fast);
        }
        .faq-item.active .faq-question .faq-icon {
            transform: rotate(45deg);
            background: rgba(192,138,62,0.12);
            color: var(--color-accent);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-medium);
            padding: 0 20px;
        }
        .faq-answer p {
            font-size: 14px;
            color: var(--color-text-medium);
            line-height: 1.85;
            padding-bottom: 16px;
            margin: 0;
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
        }
        /* CTA Section */
        .cta-section {
            background: var(--color-primary);
            padding: 88px 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 1px;
            background: rgba(255,255,255,0.08);
        }
        .cta-content {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 40px;
            flex-wrap: wrap;
        }
        .cta-content .cta-left h2 {
            color: var(--color-text-white);
            font-size: 30px;
            font-weight: 600;
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }
        .cta-content .cta-left p {
            color: var(--color-text-light);
            font-size: 15px;
            max-width: 520px;
            margin: 0;
            line-height: 1.8;
        }
        .cta-content .cta-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-button);
            background: var(--color-accent);
            color: var(--color-primary);
            transition: background var(--transition-fast), box-shadow var(--transition-fast);
        }
        .btn-primary:hover {
            background: var(--color-accent-hover);
            color: var(--color-primary);
            box-shadow: 0 2px 8px rgba(192,138,62,0.4);
        }
        .btn-primary:focus {
            outline: 2px solid rgba(192,138,62,0.4);
            outline-offset: 2px;
        }
        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            font-size: 15px;
            font-weight: 500;
            border-radius: var(--radius-button);
            border: 1px solid rgba(255,255,255,0.25);
            color: var(--color-text-white);
            transition: border-color var(--transition-fast), background var(--transition-fast);
        }
        .btn-outline-light:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background: rgba(255,255,255,0.04);
        }
        /* Footer */
        .site-footer {
            background: var(--color-primary);
            padding: 56px 0 28px;
            border-top: 1px solid rgba(255,255,255,0.08);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand .footer-logo {
            font-size: 22px;
            font-weight: 700;
            color: var(--color-text-white);
            margin-bottom: 12px;
        }
        .footer-brand .footer-tagline {
            font-size: 14px;
            color: var(--color-text-light);
            line-height: 1.8;
            margin-bottom: 16px;
            max-width: 300px;
        }
        .topic-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }
        .topic-tag {
            display: inline-block;
            font-size: 11px;
            color: var(--color-text-light);
            background: transparent;
            border: 1px solid rgba(255,255,255,0.12);
            padding: 4px 10px;
            border-radius: 2px;
            white-space: nowrap;
            transition: border-color var(--transition-fast), color var(--transition-fast);
        }
        .topic-tag:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }
        .footer-col h3 {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text-white);
            margin-bottom: 14px;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col ul li a {
            font-size: 14px;
            color: var(--color-text-light);
            transition: color var(--transition-fast);
            line-height: 1.6;
        }
        .footer-col ul li a:hover {
            color: var(--color-accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.08);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
        }
        .footer-legal {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 12px;
            color: var(--color-text-light);
        }
        .footer-legal span {
            white-space: nowrap;
        }
        .footer-links {
            display: flex;
            gap: 16px;
            font-size: 12px;
        }
        .footer-links a {
            color: var(--color-text-light);
            transition: color var(--transition-fast);
        }
        .footer-links a:hover {
            color: var(--color-accent);
        }
        /* Responsive */
        @media (max-width: 1024px) {
            .main-nav {
                gap: 12px;
            }
            .main-nav a {
                font-size: 13px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .office-composite {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .service-feature {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .service-feature.reversed {
                direction: ltr;
            }
            .highlight-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            .main-nav {
                display: none;
            }
            .mobile-menu-toggle {
                display: flex;
            }
            .header-cta {
                display: none;
            }
            .site-header {
                height: 64px;
            }
            .page-banner {
                min-height: 42vh;
                padding: 100px 0 36px;
            }
            .page-banner .banner-content h1 {
                font-size: 30px;
            }
            .page-banner .banner-content p {
                font-size: 15px;
            }
            .section {
                padding: var(--section-pad-mobile) 0;
            }
            .section-title {
                font-size: 24px;
            }
            .highlight-grid {
                grid-template-columns: 1fr;
            }
            .cta-content {
                flex-direction: column;
                align-items: flex-start;
                gap: 20px;
            }
            .cta-content .cta-actions {
                width: 100%;
                flex-direction: column;
            }
            .cta-content .cta-actions .btn-primary,
            .cta-content .cta-actions .btn-outline-light {
                width: 100%;
                justify-content: center;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .footer-legal {
                flex-direction: column;
                gap: 6px;
            }
            .stats-row {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 640px) {
            .container-custom {
                padding-left: 16px;
                padding-right: 16px;
            }
            .page-banner .banner-content h1 {
                font-size: 26px;
            }
            .office-param-list li {
                padding: 12px 14px;
                font-size: 13px;
                flex-direction: column;
                align-items: flex-start;
                gap: 4px;
            }
            .office-param-list li .param-value {
                text-align: left;
            }
            .stat-item .stat-number {
                font-size: 24px;
            }
        }
        /* Additional page-specific styles */
        .btn-text-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-accent);
            transition: color var(--transition-fast), gap var(--transition-fast);
        }
        .btn-text-link i {
            font-size: 12px;
            transition: transform var(--transition-fast);
        }
        .btn-text-link:hover {
            color: var(--color-accent-hover);
        }
        .btn-text-link:hover i {
            transform: translateX(4px);
        }
        .badge-outline {
            display: inline-block;
            font-size: 12px;
            font-weight: 500;
            padding: 4px 10px;
            border-radius: var(--radius-badge);
            border: 1px solid var(--color-line-light);
            color: var(--color-text-medium);
            background: transparent;
        }
        .badge-accent-outline {
            display: inline-block;
            font-size: 12px;
            font-weight: 500;
            padding: 4px 10px;
            border-radius: var(--radius-badge);
            border: 1px solid rgba(192,138,62,0.4);
            color: var(--color-accent);
            background: rgba(192,138,62,0.06);
        }
        .divider-line {
            height: 1px;
            background: var(--color-line-light);
            width: 100%;
            margin: 16px 0;
        }
        .office-info-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .office-info-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 14px;
            color: var(--color-text-medium);
            line-height: 1.8;
        }
        .office-info-list li i {
            color: var(--color-accent);
            font-size: 14px;
            margin-top: 5px;
            flex-shrink: 0;
            width: 16px;
            text-align: center;
        }
        .comparison-table-wrap {
            overflow-x: auto;
            border: 1px solid var(--color-line-light);
            border-radius: var(--radius-card);
            background: #fff;
        }
        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 600px;
        }
        .comparison-table th,
        .comparison-table td {
            padding: 14px 20px;
            font-size: 14px;
            border-bottom: 1px solid var(--color-line-light);
            text-align: left;
        }
        .comparison-table th {
            background: var(--color-bg-light);
            font-weight: 600;
            color: var(--color-text-dark);
            white-space: nowrap;
        }
        .comparison-table td {
            color: var(--color-text-medium);
        }
        .comparison-table tr:last-child td {
            border-bottom: none;
        }
        .comparison-table .highlight-cell {
            color: var(--color-accent);
            font-weight: 600;
        }

/* roulang page: category5 */
:root {
        --color-primary: #1C1917;
        --color-primary-soft: #24211E;
        --color-accent: #C08A3E;
        --color-accent-hover: #A87630;
        --color-bg-warm: #FAF9F7;
        --color-bg-light: #F4F1EC;
        --color-line-light: #E5E1DC;
        --color-line-warm: #E8E4DE;
        --color-text-dark: #37332F;
        --color-text-medium: #6B6560;
        --color-text-light: #A9A29B;
        --color-text-white: #F4F1EC;
        --radius-card: 8px;
        --radius-button: 4px;
        --radius-badge: 2px;
        --shadow-card: 0 1px 3px rgba(28,25,23,0.04);
        --shadow-card-hover: 0 4px 14px rgba(28,25,23,0.08);
        --font-family: "Helvetica Neue", "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        --transition-fast: 150ms ease;
        --transition-medium: 200ms ease;
        --container-max: 1180px;
        --section-pad-desktop: 96px;
        --section-pad-tablet: 72px;
        --section-pad-mobile: 56px;
    }
    * {
        box-sizing: border-box;
        margin: 0;
        padding: 0;
    }
    html {
        scroll-behavior: smooth;
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }
    body {
        font-family: var(--font-family);
        font-size: 16px;
        line-height: 1.85;
        color: var(--color-text-dark);
        background-color: var(--color-bg-warm);
        overflow-x: hidden;
    }
    a {
        text-decoration: none;
        color: inherit;
        transition: color var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast);
    }
    img {
        max-width: 100%;
        height: auto;
        display: block;
        border-radius: var(--radius-card);
    }
    button, input, textarea, select {
        font-family: var(--font-family);
        font-size: inherit;
        line-height: inherit;
        border: none;
        outline: none;
        background: none;
    }
    button { cursor: pointer; }
    ul, ol { list-style: none; padding: 0; margin: 0; }
    .container-custom {
        max-width: var(--container-max);
        margin: 0 auto;
        padding-left: 24px;
        padding-right: 24px;
        width: 100%;
    }
    .section-pad {
        padding-top: var(--section-pad-desktop);
        padding-bottom: var(--section-pad-desktop);
    }
    @media (max-width: 1024px) {
        .section-pad {
            padding-top: var(--section-pad-tablet);
            padding-bottom: var(--section-pad-tablet);
        }
    }
    @media (max-width: 640px) {
        .section-pad {
            padding-top: var(--section-pad-mobile);
            padding-bottom: var(--section-pad-mobile);
        }
    }

    /* ========== 顶部导航 ========== */
    .site-header {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        z-index: 100;
        background: rgba(255, 255, 255, 0.18);
        backdrop-filter: blur(14px) saturate(1.3);
        -webkit-backdrop-filter: blur(14px) saturate(1.3);
        border-bottom: 1px solid rgba(255, 255, 255, 0.3);
        transition: background var(--transition-medium), border-color var(--transition-medium), height var(--transition-medium), position var(--transition-medium);
        height: 80px;
    }
    .site-header.scrolled {
        position: fixed;
        background: var(--color-primary);
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        height: 64px;
        box-shadow: 0 2px 18px rgba(0,0,0,0.12);
    }
    .header-inner {
        display: flex;
        align-items: center;
        justify-content: space-between;
        height: 100%;
        gap: 16px;
    }
    .site-logo {
        font-size: 22px;
        font-weight: 700;
        letter-spacing: -0.01em;
        color: var(--color-primary);
        white-space: nowrap;
        transition: color var(--transition-medium);
        display: flex;
        align-items: center;
        gap: 8px;
        flex-shrink: 0;
    }
    .site-header.scrolled .site-logo { color: var(--color-text-white); }
    .logo-mark {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 32px;
        height: 32px;
        border: 2px solid var(--color-accent);
        border-radius: 2px;
        color: var(--color-accent);
        font-size: 14px;
        font-weight: 700;
        flex-shrink: 0;
    }
    .logo-mark span { display: inline-block; line-height: 1; }
    .main-nav {
        display: flex;
        align-items: center;
        gap: 22px;
        list-style: none;
        margin: 0;
        padding: 0;
    }
    .main-nav li { margin: 0; padding: 0; }
    .main-nav a {
        font-size: 14px;
        font-weight: 500;
        letter-spacing: 0.02em;
        color: var(--color-primary);
        padding: 8px 4px;
        border-bottom: 2px solid transparent;
        transition: color var(--transition-fast), border-color var(--transition-fast);
        white-space: nowrap;
        display: inline-block;
    }
    .site-header.scrolled .main-nav a { color: var(--color-text-white); }
    .main-nav a:hover {
        color: var(--color-accent);
        border-bottom-color: var(--color-accent);
    }
    .main-nav a.active {
        color: var(--color-accent);
        border-bottom-color: var(--color-accent);
        font-weight: 600;
    }
    .site-header.scrolled .main-nav a.active {
        color: var(--color-accent);
        border-bottom-color: var(--color-accent);
    }
    .header-actions {
        display: flex;
        align-items: center;
        gap: 10px;
        flex-shrink: 0;
    }
    .header-search-btn {
        width: 38px;
        height: 38px;
        border: 1px solid rgba(28, 25, 23, 0.2);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--color-primary);
        transition: all var(--transition-fast);
    }
    .site-header.scrolled .header-search-btn {
        border-color: rgba(255,255,255,0.25);
        color: var(--color-text-white);
    }
    .header-search-btn:hover {
        border-color: var(--color-accent);
        color: var(--color-accent);
        background: rgba(192,138,62,0.08);
    }
    .header-cta {
        background: var(--color-accent);
        color: var(--color-primary);
        padding: 10px 20px;
        border-radius: var(--radius-button);
        font-size: 14px;
        font-weight: 600;
        letter-spacing: 0.03em;
        white-space: nowrap;
        transition: background var(--transition-fast), transform var(--transition-fast);
    }
    .header-cta:hover {
        background: var(--color-accent-hover);
        color: #fff;
        transform: translateY(-1px);
    }
    .mobile-menu-toggle {
        display: none;
        width: 40px;
        height: 40px;
        border: 1px solid rgba(28,25,23,0.25);
        border-radius: var(--radius-button);
        align-items: center;
        justify-content: center;
        color: var(--color-primary);
        font-size: 18px;
        transition: all var(--transition-fast);
    }
    .site-header.scrolled .mobile-menu-toggle {
        border-color: rgba(255,255,255,0.25);
        color: var(--color-text-white);
    }
    .mobile-nav {
        display: none;
        background: var(--color-primary);
        padding: 16px 24px 24px;
        flex-direction: column;
        gap: 4px;
        border-bottom: 1px solid rgba(255,255,255,0.08);
    }
    .mobile-nav a {
        color: var(--color-text-white);
        padding: 10px 8px;
        font-size: 15px;
        border-bottom: 1px solid rgba(255,255,255,0.06);
        transition: color var(--transition-fast);
        display: block;
    }
    .mobile-nav a:hover { color: var(--color-accent); }
    .mobile-nav a.active { color: var(--color-accent); font-weight: 600; }
    .mobile-nav a.mobile-cta {
        background: var(--color-accent);
        color: var(--color-primary);
        border-radius: var(--radius-button);
        text-align: center;
        margin-top: 12px;
        font-weight: 600;
        border-bottom: none;
    }

    /* ========== 页头 Banner ========== */
    .page-banner {
        position: relative;
        min-height: 48vh;
        display: flex;
        align-items: flex-end;
        background: url('/assets/images/backpic/back-2.webp') center center / cover no-repeat;
        padding: 140px 0 60px;
        overflow: hidden;
    }
    .page-banner::before {
        content: '';
        position: absolute;
        inset: 0;
        background: linear-gradient(160deg, rgba(28,25,23,0.72) 0%, rgba(28,25,23,0.35) 55%, rgba(28,25,23,0.82) 100%);
        z-index: 1;
    }
    .page-banner .container-custom {
        position: relative;
        z-index: 2;
    }
    .banner-label {
        display: inline-block;
        background: rgba(192,138,62,0.88);
        color: #fff;
        font-size: 12px;
        font-weight: 600;
        letter-spacing: 0.08em;
        padding: 6px 14px;
        border-radius: var(--radius-badge);
        margin-bottom: 16px;
    }
    .page-banner h1 {
        font-size: 38px;
        font-weight: 700;
        color: #FAF9F7;
        letter-spacing: -0.01em;
        line-height: 1.25;
        margin-bottom: 14px;
        max-width: 720px;
    }
    .page-banner .banner-sub {
        font-size: 16px;
        color: rgba(250,249,247,0.82);
        max-width: 620px;
        line-height: 1.7;
    }
    .banner-meta-row {
        display: flex;
        flex-wrap: wrap;
        gap: 28px;
        margin-top: 24px;
    }
    .banner-meta-item {
        display: flex;
        align-items: center;
        gap: 8px;
        color: rgba(250,249,247,0.85);
        font-size: 13px;
    }
    .banner-meta-item i {
        color: var(--color-accent);
        font-size: 14px;
    }

    /* ========== 通用标题样式 ========== */
    .section-label {
        display: inline-block;
        font-size: 12px;
        font-weight: 600;
        letter-spacing: 0.08em;
        text-transform: uppercase;
        color: var(--color-accent);
        margin-bottom: 10px;
    }
    .section-title {
        font-size: 28px;
        font-weight: 650;
        letter-spacing: -0.01em;
        color: var(--color-primary);
        line-height: 1.3;
        margin-bottom: 12px;
    }
    .section-subtitle {
        font-size: 15px;
        color: var(--color-text-medium);
        line-height: 1.75;
        max-width: 680px;
    }

    /* ========== 招商概述双栏 ========== */
    .overview-grid {
        display: grid;
        grid-template-columns: 1.1fr 0.9fr;
        gap: 48px;
        align-items: center;
    }
    .overview-text p {
        color: var(--color-text-dark);
        line-height: 1.85;
        margin-bottom: 16px;
    }
    .overview-text p.lead {
        font-size: 17px;
        font-weight: 550;
        color: var(--color-primary);
        line-height: 1.8;
    }
    .overview-image {
        position: relative;
        border-radius: var(--radius-card);
        overflow: hidden;
        box-shadow: var(--shadow-card);
    }
    .overview-image img {
        width: 100%;
        height: 340px;
        object-fit: cover;
        border-radius: var(--radius-card);
    }
    .overview-image .img-caption {
        position: absolute;
        bottom: 0;
        left: 0;
        right: 0;
        background: rgba(28,25,23,0.75);
        color: #FAF9F7;
        padding: 12px 18px;
        font-size: 13px;
        letter-spacing: 0.03em;
    }
    .overview-tags {
        display: flex;
        flex-wrap: wrap;
        gap: 8px;
        margin-top: 20px;
    }
    .overview-tag {
        font-size: 12px;
        color: var(--color-text-dark);
        background: var(--color-bg-light);
        border: 1px solid var(--color-line-light);
        padding: 5px 12px;
        border-radius: var(--radius-badge);
        letter-spacing: 0.04em;
    }

    /* ========== 表单前置区 ========== */
    .form-section {
        background: var(--color-bg-light);
        border-top: 1px solid var(--color-line-light);
        border-bottom: 1px solid var(--color-line-light);
    }
    .form-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 48px;
        align-items: start;
    }
    .form-panel {
        background: #FAF9F7;
        border: 1px solid var(--color-line-light);
        border-radius: var(--radius-card);
        padding: 32px 28px;
        box-shadow: var(--shadow-card);
    }
    .form-panel h2 {
        font-size: 22px;
        font-weight: 650;
        color: var(--color-primary);
        margin-bottom: 6px;
    }
    .form-panel .form-intro {
        font-size: 14px;
        color: var(--color-text-medium);
        margin-bottom: 24px;
        line-height: 1.7;
    }
    .form-field {
        margin-bottom: 18px;
    }
    .form-field label {
        display: block;
        font-size: 13px;
        font-weight: 600;
        color: var(--color-text-dark);
        margin-bottom: 6px;
        letter-spacing: 0.03em;
    }
    .form-field input,
    .form-field select,
    .form-field textarea {
        width: 100%;
        background: #fff;
        border: 1px solid #DCD8D2;
        border-radius: var(--radius-button);
        padding: 12px 14px;
        font-size: 15px;
        color: var(--color-text-dark);
        transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
        resize: vertical;
        min-height: 48px;
    }
    .form-field textarea { min-height: 100px; }
    .form-field input:focus,
    .form-field select:focus,
    .form-field textarea:focus {
        border-color: var(--color-accent);
        box-shadow: 0 0 0 2px rgba(192,138,62,0.35);
        outline: none;
    }
    .form-field input::placeholder,
    .form-field textarea::placeholder {
        color: var(--color-text-light);
    }
    .form-submit-btn {
        width: 100%;
        background: var(--color-accent);
        color: var(--color-primary);
        padding: 14px 24px;
        border-radius: var(--radius-button);
        font-size: 16px;
        font-weight: 650;
        letter-spacing: 0.04em;
        transition: background var(--transition-fast), box-shadow var(--transition-fast);
        margin-top: 6px;
    }
    .form-submit-btn:hover {
        background: var(--color-accent-hover);
        color: #fff;
        box-shadow: 0 3px 10px rgba(192,138,62,0.35);
    }
    .form-submit-btn:focus {
        box-shadow: 0 0 0 3px rgba(192,138,62,0.4);
    }
    .form-note {
        font-size: 12px;
        color: var(--color-text-light);
        margin-top: 12px;
        text-align: center;
    }

    /* 流程步骤 */
    .process-panel h2 {
        font-size: 22px;
        font-weight: 650;
        color: var(--color-primary);
        margin-bottom: 6px;
    }
    .process-panel .process-intro {
        font-size: 14px;
        color: var(--color-text-medium);
        margin-bottom: 24px;
        line-height: 1.7;
    }
    .process-steps {
        display: flex;
        flex-direction: column;
        gap: 0;
    }
    .process-step {
        display: flex;
        gap: 16px;
        padding: 18px 0;
        border-bottom: 1px dashed var(--color-line-light);
        position: relative;
    }
    .process-step:last-child {
        border-bottom: none;
    }
    .step-number {
        flex-shrink: 0;
        width: 40px;
        height: 40px;
        background: var(--color-primary);
        color: var(--color-accent);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        font-weight: 700;
        font-size: 16px;
        letter-spacing: 0;
    }
    .step-content h3 {
        font-size: 16px;
        font-weight: 600;
        color: var(--color-text-dark);
        margin-bottom: 4px;
    }
    .step-content p {
        font-size: 13px;
        color: var(--color-text-medium);
        line-height: 1.65;
    }
    .step-duration {
        font-size: 11px;
        color: var(--color-accent);
        font-weight: 600;
        letter-spacing: 0.04em;
        display: block;
        margin-top: 4px;
    }

    /* ========== 全宽数据条 ========== */
    .data-strip-section {
        background: var(--color-primary);
        padding: 56px 0;
    }
    .data-strip-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 24px;
    }
    .data-strip-item {
        text-align: center;
        padding: 20px 12px;
        border-right: 1px solid rgba(255,255,255,0.1);
    }
    .data-strip-item:last-child {
        border-right: none;
    }
    .data-strip-number {
        font-size: 34px;
        font-weight: 700;
        color: var(--color-accent);
        letter-spacing: -0.02em;
        line-height: 1.2;
    }
    .data-strip-unit {
        font-size: 14px;
        color: rgba(244,241,236,0.7);
        margin-left: 3px;
    }
    .data-strip-label {
        font-size: 13px;
        color: rgba(244,241,236,0.65);
        margin-top: 6px;
        letter-spacing: 0.04em;
    }

    /* ========== 招商类型卡片 ========== */
    .type-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }
    .type-card {
        background: #FAF9F7;
        border: 1px solid var(--color-line-light);
        border-radius: var(--radius-card);
        padding: 26px 24px;
        box-shadow: var(--shadow-card);
        transition: box-shadow var(--transition-fast), transform var(--transition-fast), border-color var(--transition-fast);
        position: relative;
        overflow: hidden;
    }
    .type-card::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 3px;
        height: 100%;
        background: var(--color-accent);
        opacity: 0;
        transition: opacity var(--transition-fast);
    }
    .type-card:hover {
        box-shadow: var(--shadow-card-hover);
        transform: translateY(-3px);
        border-color: var(--color-line-warm);
    }
    .type-card:hover::before {
        opacity: 1;
    }
    .type-card .type-icon {
        width: 48px;
        height: 48px;
        background: var(--color-bg-light);
        border-radius: var(--radius-card);
        display: flex;
        align-items: center;
        justify-content: center;
        margin-bottom: 16px;
        color: var(--color-accent);
        font-size: 20px;
    }
    .type-card h3 {
        font-size: 17px;
        font-weight: 650;
        color: var(--color-primary);
        margin-bottom: 8px;
    }
    .type-card p {
        font-size: 13px;
        color: var(--color-text-medium);
        line-height: 1.7;
    }
    .type-card .type-tag {
        display: inline-block;
        font-size: 11px;
        color: var(--color-accent);
        background: rgba(192,138,62,0.1);
        border: 1px solid rgba(192,138,62,0.25);
        padding: 3px 10px;
        border-radius: var(--radius-badge);
        margin-top: 12px;
        letter-spacing: 0.04em;
    }

    /* ========== 支持政策列表 ========== */
    .policy-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 28px 40px;
    }
    .policy-item {
        display: flex;
        gap: 14px;
        align-items: flex-start;
        padding: 16px 0;
        border-bottom: 1px solid var(--color-line-light);
    }
    .policy-icon {
        flex-shrink: 0;
        width: 36px;
        height: 36px;
        background: var(--color-bg-light);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--color-accent);
        font-size: 15px;
    }
    .policy-item h4 {
        font-size: 15px;
        font-weight: 600;
        color: var(--color-text-dark);
        margin-bottom: 3px;
    }
    .policy-item p {
        font-size: 13px;
        color: var(--color-text-medium);
        line-height: 1.65;
    }

    /* ========== 合作案例 ========== */
    .case-grid {
        display: grid;
        grid-template-columns: 1.4fr 1fr 1fr;
        gap: 18px;
    }
    .case-card {
        position: relative;
        border-radius: var(--radius-card);
        overflow: hidden;
        min-height: 260px;
        display: flex;
        align-items: flex-end;
        box-shadow: var(--shadow-card);
    }
    .case-card img {
        position: absolute;
        inset: 0;
        width: 100%;
        height: 100%;
        object-fit: cover;
        border-radius: var(--radius-card);
    }
    .case-overlay {
        position: relative;
        z-index: 2;
        background: linear-gradient(0deg, rgba(28,25,23,0.85) 0%, rgba(28,25,23,0.1) 80%);
        width: 100%;
        padding: 28px 20px 20px;
        border-radius: 0 0 var(--radius-card) var(--radius-card);
    }
    .case-overlay h4 {
        font-size: 16px;
        font-weight: 650;
        color: #FAF9F7;
        margin-bottom: 3px;
    }
    .case-overlay p {
        font-size: 12px;
        color: rgba(250,249,247,0.72);
        line-height: 1.5;
    }
    .case-overlay .case-type {
        display: inline-block;
        font-size: 11px;
        color: var(--color-accent);
        border: 1px solid rgba(192,138,62,0.5);
        border-radius: var(--radius-badge);
        padding: 2px 8px;
        margin-bottom: 8px;
        letter-spacing: 0.05em;
    }
    .case-card.large {
        grid-row: span 1;
        min-height: 320px;
    }

    /* ========== FAQ ========== */
    .faq-section {
        background: var(--color-bg-light);
        border-top: 1px solid var(--color-line-light);
        border-bottom: 1px solid var(--color-line-light);
    }
    .faq-list {
        max-width: 800px;
        margin: 32px auto 0;
    }
    .faq-item {
        background: #FAF9F7;
        border: 1px solid var(--color-line-light);
        border-radius: var(--radius-card);
        margin-bottom: 12px;
        overflow: hidden;
        transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    }
    .faq-item.open {
        border-color: var(--color-accent);
        box-shadow: var(--shadow-card-hover);
    }
    .faq-question {
        width: 100%;
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 18px 20px;
        font-size: 15px;
        font-weight: 600;
        color: var(--color-text-dark);
        letter-spacing: 0.02em;
        transition: color var(--transition-fast);
        text-align: left;
        gap: 12px;
        position: relative;
    }
    .faq-question:hover {
        color: var(--color-accent);
    }
    .faq-question .faq-icon {
        flex-shrink: 0;
        width: 24px;
        height: 24px;
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--color-accent);
        font-size: 14px;
        transition: transform var(--transition-medium);
        border: 1px solid var(--color-line-light);
        border-radius: 50%;
    }
    .faq-item.open .faq-question .faq-icon {
        transform: rotate(45deg);
        border-color: var(--color-accent);
    }
    .faq-answer {
        max-height: 0;
        overflow: hidden;
        transition: max-height var(--transition-medium);
        padding: 0 20px;
    }
    .faq-item.open .faq-answer {
        max-height: 200px;
        padding-bottom: 18px;
    }
    .faq-answer p {
        font-size: 14px;
        color: var(--color-text-medium);
        line-height: 1.8;
    }

    /* ========== CTA 区块 ========== */
    .cta-section {
        background: var(--color-primary);
        padding: 80px 0;
        position: relative;
        overflow: hidden;
    }
    .cta-section::before {
        content: '';
        position: absolute;
        top: -60%;
        right: -15%;
        width: 480px;
        height: 480px;
        border-radius: 50%;
        background: rgba(192,138,62,0.08);
        pointer-events: none;
    }
    .cta-inner {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 36px;
        position: relative;
        z-index: 1;
    }
    .cta-text h2 {
        font-size: 28px;
        font-weight: 700;
        color: #FAF9F7;
        letter-spacing: -0.01em;
        margin-bottom: 10px;
    }
    .cta-text p {
        font-size: 15px;
        color: rgba(244,241,236,0.72);
        line-height: 1.7;
        max-width: 500px;
    }
    .cta-buttons {
        display: flex;
        gap: 14px;
        flex-shrink: 0;
    }
    .cta-btn-primary {
        background: var(--color-accent);
        color: var(--color-primary);
        padding: 14px 28px;
        border-radius: var(--radius-button);
        font-size: 15px;
        font-weight: 650;
        letter-spacing: 0.04em;
        transition: background var(--transition-fast), transform var(--transition-fast);
        white-space: nowrap;
    }
    .cta-btn-primary:hover {
        background: var(--color-accent-hover);
        color: #fff;
        transform: translateY(-2px);
    }
    .cta-btn-secondary {
        background: transparent;
        color: #FAF9F7;
        border: 1px solid rgba(244,241,236,0.4);
        padding: 14px 28px;
        border-radius: var(--radius-button);
        font-size: 15px;
        font-weight: 550;
        letter-spacing: 0.04em;
        transition: background var(--transition-fast), border-color var(--transition-fast);
        white-space: nowrap;
    }
    .cta-btn-secondary:hover {
        background: rgba(244,241,236,0.08);
        border-color: var(--color-accent);
        color: var(--color-accent);
    }

    /* ========== 页脚 ========== */
    .site-footer {
        background: var(--color-primary-soft);
        color: var(--color-text-light);
        padding: 64px 0 32px;
        border-top: 1px solid rgba(255,255,255,0.06);
    }
    .footer-grid {
        display: grid;
        grid-template-columns: 1.4fr 0.8fr 0.8fr 1fr;
        gap: 36px;
        padding-bottom: 36px;
        border-bottom: 1px solid rgba(255,255,255,0.08);
    }
    .footer-logo {
        font-size: 22px;
        font-weight: 700;
        color: #FAF9F7;
        letter-spacing: -0.01em;
        margin-bottom: 10px;
    }
    .footer-tagline {
        font-size: 13px;
        color: var(--color-text-light);
        line-height: 1.7;
        margin-bottom: 16px;
        max-width: 300px;
    }
    .topic-cloud {
        display: flex;
        flex-wrap: wrap;
        gap: 6px;
    }
    .topic-tag {
        font-size: 11px;
        color: var(--color-text-light);
        border: 1px solid rgba(255,255,255,0.12);
        border-radius: 2px;
        padding: 4px 10px;
        transition: all var(--transition-fast);
        background: transparent;
    }
    .topic-tag:hover {
        color: var(--color-accent);
        border-color: var(--color-accent);
    }
    .footer-col-title {
        font-size: 15px;
        font-weight: 600;
        color: #FAF9F7;
        margin-bottom: 14px;
        letter-spacing: 0.04em;
    }
    .footer-col ul li {
        margin-bottom: 8px;
    }
    .footer-col ul li a {
        font-size: 13px;
        color: var(--color-text-light);
        transition: color var(--transition-fast);
        display: inline-block;
    }
    .footer-col ul li a:hover {
        color: var(--color-accent);
    }
    .footer-bottom {
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        justify-content: space-between;
        gap: 12px;
        padding-top: 24px;
    }
    .footer-legal {
        display: flex;
        flex-wrap: wrap;
        gap: 16px;
        font-size: 12px;
        color: rgba(169,162,155,0.8);
        align-items: center;
    }
    .footer-legal span {
        display: inline-block;
    }

    /* ========== 响应式 ========== */
    @media (max-width: 1024px) {
        .main-nav { gap: 14px; }
        .main-nav a { font-size: 12px; }
        .header-cta { padding: 8px 14px; font-size: 12px; }
        .overview-grid { grid-template-columns: 1fr; gap: 32px; }
        .form-grid { grid-template-columns: 1fr; gap: 32px; }
        .data-strip-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
        .data-strip-item { border-right: none; border-bottom: 1px solid rgba(255,255,255,0.08); }
        .data-strip-item:nth-child(3), .data-strip-item:nth-child(4) { border-bottom: none; }
        .type-grid { grid-template-columns: repeat(2, 1fr); }
        .case-grid { grid-template-columns: 1fr 1fr; }
        .case-card.large { grid-column: span 2; min-height: 280px; }
        .policy-grid { grid-template-columns: 1fr; }
        .cta-inner { flex-direction: column; align-items: flex-start; }
        .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
    }
    @media (max-width: 768px) {
        .main-nav { display: none; }
        .header-search-btn { display: none; }
        .mobile-menu-toggle { display: flex; }
        .mobile-nav { display: flex; }
        .mobile-nav.hidden { display: none; }
        .site-logo { font-size: 18px; }
        .page-banner { min-height: 42vh; padding-top: 110px; }
        .page-banner h1 { font-size: 28px; }
        .banner-meta-row { gap: 14px; }
        .type-grid { grid-template-columns: 1fr; }
        .case-grid { grid-template-columns: 1fr; }
        .case-card.large { grid-column: span 1; }
        .footer-grid { grid-template-columns: 1fr; }
        .footer-bottom { flex-direction: column; align-items: flex-start; }
        .data-strip-number { font-size: 28px; }
        .cta-buttons { flex-direction: column; width: 100%; }
        .cta-btn-primary, .cta-btn-secondary { width: 100%; text-align: center; }
        .overview-image img { height: 240px; }
        .form-panel { padding: 24px 18px; }
        .page-banner { padding-top: 100px; padding-bottom: 40px; }
    }
    @media (max-width: 520px) {
        .data-strip-grid { grid-template-columns: 1fr; }
        .data-strip-item { border-bottom: 1px solid rgba(255,255,255,0.08); padding: 14px 0; }
        .section-title { font-size: 24px; }
        .page-banner h1 { font-size: 24px; }
        .banner-meta-row { flex-direction: column; gap: 8px; }
        .footer-legal { flex-direction: column; gap: 6px; }
    }

/* roulang page: category6 */
:root {
            --color-primary: #1C1917;
            --color-primary-soft: #24211E;
            --color-accent: #C08A3E;
            --color-accent-hover: #A87630;
            --color-bg-warm: #FAF9F7;
            --color-bg-light: #F4F1EC;
            --color-line-light: #E5E1DC;
            --color-line-warm: #E8E4DE;
            --color-text-dark: #37332F;
            --color-text-medium: #6B6560;
            --color-text-light: #A9A29B;
            --color-text-white: #F4F1EC;
            --radius-card: 8px;
            --radius-button: 4px;
            --radius-badge: 2px;
            --shadow-card: 0 1px 3px rgba(28, 25, 23, 0.04);
            --shadow-card-hover: 0 4px 14px rgba(28, 25, 23, 0.08);
            --font-family: "Helvetica Neue", "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --transition-fast: 150ms ease;
            --transition-medium: 200ms ease;
            --container-max: 1180px;
            --section-pad-desktop: 96px;
            --section-pad-tablet: 72px;
            --section-pad-mobile: 56px;
        }

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

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

        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.85;
            color: var(--color-text-dark);
            background-color: var(--color-bg-warm);
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 6px;
        }

        button,
        input,
        textarea,
        select {
            font-family: var(--font-family);
            font-size: inherit;
            line-height: inherit;
            border: none;
            outline: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

        .container-custom {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
            width: 100%;
        }

        /* ========== 导航样式 ========== */
        .site-header {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 100;
            background: rgba(255, 255, 255, 0.18);
            backdrop-filter: blur(14px) saturate(1.3);
            -webkit-backdrop-filter: blur(14px) saturate(1.3);
            border-bottom: 1px solid rgba(255, 255, 255, 0.3);
            transition: background var(--transition-medium), border-color var(--transition-medium), height var(--transition-medium);
            height: 80px;
        }

        .site-header.scrolled {
            position: fixed;
            background: var(--color-primary);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            height: 64px;
        }

        .site-header .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            gap: 16px;
        }

        .site-logo {
            font-size: 22px;
            font-weight: 700;
            letter-spacing: -0.01em;
            color: var(--color-primary);
            white-space: nowrap;
            transition: color var(--transition-medium);
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
            z-index: 101;
        }

        .site-header.scrolled .site-logo {
            color: var(--color-text-white);
        }

        .site-logo .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            border: 2px solid var(--color-accent);
            border-radius: 2px;
            color: var(--color-accent);
            font-size: 14px;
            font-weight: 700;
            transition: border-color var(--transition-medium), color var(--transition-medium);
            flex-shrink: 0;
        }

        .site-logo .logo-mark span {
            display: inline-block;
            line-height: 1;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 20px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .main-nav li {
            margin: 0;
            padding: 0;
        }

        .main-nav a {
            font-size: 14px;
            font-weight: 500;
            letter-spacing: 0.02em;
            color: var(--color-primary);
            padding: 8px 4px;
            border-bottom: 2px solid transparent;
            transition: color var(--transition-fast), border-color var(--transition-fast);
            white-space: nowrap;
            display: inline-block;
        }

        .site-header.scrolled .main-nav a {
            color: var(--color-text-white);
        }

        .main-nav a:hover {
            color: var(--color-accent);
            border-bottom-color: var(--color-accent);
        }

        .main-nav a.active {
            color: var(--color-accent);
            border-bottom-color: var(--color-accent);
            font-weight: 600;
        }

        .site-header.scrolled .main-nav a.active {
            color: var(--color-accent);
            border-bottom-color: var(--color-accent);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
            z-index: 101;
        }

        .header-search-btn {
            width: 36px;
            height: 36px;
            border: 1px solid rgba(28, 25, 23, 0.2);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-primary);
            font-size: 14px;
            transition: all var(--transition-fast);
        }

        .site-header.scrolled .header-search-btn {
            border-color: rgba(255, 255, 255, 0.2);
            color: var(--color-text-white);
        }

        .header-search-btn:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }

        .header-cta {
            font-size: 14px;
            font-weight: 600;
            background: var(--color-accent);
            color: var(--color-primary);
            padding: 10px 20px;
            border-radius: var(--radius-button);
            transition: background var(--transition-fast);
            white-space: nowrap;
        }

        .header-cta:hover {
            background: var(--color-accent-hover);
            color: var(--color-primary);
        }

        .mobile-menu-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border: 1px solid rgba(28, 25, 23, 0.2);
            border-radius: 4px;
            align-items: center;
            justify-content: center;
            color: var(--color-primary);
            font-size: 18px;
            transition: all var(--transition-fast);
        }

        .site-header.scrolled .mobile-menu-toggle {
            border-color: rgba(255, 255, 255, 0.2);
            color: var(--color-text-white);
        }

        .mobile-nav {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            width: 100%;
            background: var(--color-primary);
            padding: 16px 24px 24px;
            z-index: 99;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
        }

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

        .mobile-nav a {
            display: block;
            color: var(--color-text-white);
            padding: 12px 4px;
            font-size: 15px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            transition: color var(--transition-fast);
        }

        .mobile-nav a:hover {
            color: var(--color-accent);
        }

        .mobile-nav a.active {
            color: var(--color-accent);
            font-weight: 600;
        }

        .mobile-nav .mobile-cta {
            background: var(--color-accent);
            color: var(--color-primary);
            text-align: center;
            border-radius: var(--radius-button);
            margin-top: 12px;
            padding: 14px 20px;
            font-weight: 600;
            border-bottom: none;
        }

        /* ========== Banner 样式 ========== */
        .page-banner {
            position: relative;
            padding-top: 80px;
            min-height: 52vh;
            display: flex;
            align-items: center;
            background-image: url('/assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            overflow: hidden;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(105deg, rgba(28, 25, 23, 0.88) 0%, rgba(28, 25, 23, 0.62) 45%, rgba(28, 25, 23, 0.35) 100%);
            z-index: 1;
        }

        .page-banner .banner-content {
            position: relative;
            z-index: 2;
            padding: 64px 0;
            max-width: 720px;
        }

        .page-banner .banner-tag {
            display: inline-block;
            background: rgba(192, 138, 62, 0.2);
            border: 1px solid rgba(192, 138, 62, 0.5);
            color: var(--color-accent);
            font-size: 12px;
            letter-spacing: 0.08em;
            padding: 6px 14px;
            border-radius: var(--radius-badge);
            margin-bottom: 16px;
            font-weight: 500;
        }

        .page-banner h1 {
            font-size: 42px;
            font-weight: 700;
            letter-spacing: -0.01em;
            color: var(--color-text-white);
            margin: 0 0 16px;
            line-height: 1.25;
        }

        .page-banner p {
            font-size: 17px;
            color: rgba(244, 241, 236, 0.85);
            line-height: 1.8;
            margin: 0;
            max-width: 600px;
        }

        /* ========== 基础 Section 样式 ========== */
        .section {
            padding: var(--section-pad-desktop) 0;
        }

        .section-sm {
            padding: 56px 0;
        }

        .section-title {
            font-size: 28px;
            font-weight: 600;
            letter-spacing: -0.01em;
            color: var(--color-text-dark);
            margin: 0 0 12px;
            line-height: 1.35;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--color-text-medium);
            line-height: 1.8;
            margin: 0 0 32px;
            max-width: 700px;
        }

        .section-label {
            display: inline-block;
            font-size: 12px;
            letter-spacing: 0.08em;
            color: var(--color-accent);
            font-weight: 600;
            text-transform: uppercase;
            margin-bottom: 10px;
        }

        .bg-light {
            background-color: var(--color-bg-light);
        }

        .bg-dark {
            background-color: var(--color-primary);
        }

        .text-white {
            color: var(--color-text-white);
        }

        .text-white .section-title {
            color: var(--color-text-white);
        }

        .text-white .section-subtitle {
            color: rgba(244, 241, 236, 0.75);
        }

        .divider-line {
            height: 1px;
            background: var(--color-line-light);
            border: none;
            margin: 0;
        }

        .divider-line.dark {
            background: rgba(255, 255, 255, 0.1);
        }

        /* ========== 按钮样式 ========== */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 15px;
            font-weight: 600;
            padding: 12px 28px;
            border-radius: var(--radius-button);
            transition: all var(--transition-fast);
            border: 1px solid transparent;
            cursor: pointer;
        }

        .btn-primary {
            background: var(--color-accent);
            color: var(--color-primary);
            border-color: var(--color-accent);
        }

        .btn-primary:hover {
            background: var(--color-accent-hover);
            border-color: var(--color-accent-hover);
            color: var(--color-primary);
        }

        .btn-primary:focus {
            outline: 2px solid rgba(192, 138, 62, 0.4);
            outline-offset: 2px;
        }

        .btn-outline {
            background: transparent;
            color: var(--color-text-dark);
            border-color: var(--color-line-light);
        }

        .btn-outline:hover {
            background: var(--color-bg-light);
            border-color: var(--color-line-warm);
            color: var(--color-text-dark);
        }

        .btn-outline-light {
            background: transparent;
            color: var(--color-text-white);
            border-color: rgba(255, 255, 255, 0.25);
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(255, 255, 255, 0.4);
            color: var(--color-text-white);
        }

        .read-more-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--color-accent);
            font-size: 14px;
            font-weight: 600;
            transition: all var(--transition-fast);
            cursor: pointer;
        }

        .read-more-link i {
            font-size: 12px;
            transition: transform var(--transition-fast);
        }

        .read-more-link:hover {
            color: var(--color-accent-hover);
        }

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

        /* ========== 过滤标签样式 ========== */
        .filter-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
        }

        .filter-tag {
            display: inline-flex;
            align-items: center;
            padding: 8px 18px;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-medium);
            background: var(--color-bg-warm);
            border: 1px solid var(--color-line-light);
            border-radius: 2px;
            cursor: pointer;
            transition: all var(--transition-fast);
            user-select: none;
        }

        .filter-tag:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }

        .filter-tag.active {
            background: var(--color-accent);
            border-color: var(--color-accent);
            color: var(--color-primary);
            font-weight: 600;
        }

        /* ========== 时间线样式 ========== */
        .news-timeline {
            position: relative;
            padding-left: 36px;
        }

        .news-timeline::before {
            content: '';
            position: absolute;
            left: 12px;
            top: 4px;
            bottom: 4px;
            width: 2px;
            background: linear-gradient(to bottom, var(--color-accent) 0%, var(--color-line-light) 15%, var(--color-line-light) 85%, var(--color-accent) 100%);
            border-radius: 1px;
        }

        .timeline-item {
            position: relative;
            padding-bottom: 36px;
        }

        .timeline-item:last-child {
            padding-bottom: 0;
        }

        .timeline-dot {
            position: absolute;
            left: -36px;
            top: 8px;
            width: 26px;
            height: 26px;
            border-radius: 50%;
            background: var(--color-bg-warm);
            border: 3px solid var(--color-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 2;
        }

        .timeline-dot::after {
            content: '';
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--color-accent);
        }

        .news-card {
            background: var(--color-bg-warm);
            border: 1px solid var(--color-line-light);
            border-radius: var(--radius-card);
            padding: 24px 28px;
            transition: all var(--transition-medium);
            box-shadow: var(--shadow-card);
        }

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

        .news-card .news-meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 12px;
            margin-bottom: 12px;
        }

        .news-card .news-date {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-accent);
            letter-spacing: 0.02em;
        }

        .news-card .news-category {
            font-size: 12px;
            background: var(--color-bg-light);
            color: var(--color-text-medium);
            padding: 4px 10px;
            border-radius: var(--radius-badge);
            letter-spacing: 0.02em;
        }

        .news-card h3 {
            font-size: 20px;
            font-weight: 600;
            color: var(--color-text-dark);
            margin: 0 0 10px;
            line-height: 1.4;
        }

        .news-card .news-summary {
            font-size: 15px;
            color: var(--color-text-medium);
            line-height: 1.8;
            margin: 0 0 16px;
        }

        .news-card .news-detail {
            display: none;
            border-top: 1px solid var(--color-line-light);
            padding-top: 16px;
            margin-top: 16px;
            font-size: 15px;
            color: var(--color-text-medium);
            line-height: 1.85;
        }

        .news-card .news-detail.open {
            display: block;
            animation: fadeInDetail 0.25s ease;
        }

        @keyframes fadeInDetail {
            from {
                opacity: 0;
                transform: translateY(-6px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .news-card .news-detail p {
            margin: 0 0 12px;
        }

        .news-card .news-detail p:last-child {
            margin-bottom: 0;
        }

        .news-card .news-image {
            margin-bottom: 16px;
            overflow: hidden;
            border-radius: 6px;
        }

        .news-card .news-image img {
            width: 100%;
            aspect-ratio: 16/8;
            object-fit: cover;
            transition: transform var(--transition-medium);
        }

        .news-card:hover .news-image img {
            transform: scale(1.02);
        }

        .timeline-item.hidden-item {
            display: none;
        }

        /* ========== 媒体数据看板 ========== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .stat-card {
            background: var(--color-bg-warm);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            text-align: center;
            transition: all var(--transition-fast);
        }

        .stat-card:hover {
            border-color: rgba(192, 138, 62, 0.4);
            transform: translateY(-2px);
        }

        .stat-card .stat-number {
            font-size: 34px;
            font-weight: 700;
            color: var(--color-accent);
            letter-spacing: -0.02em;
            line-height: 1.2;
            margin-bottom: 6px;
        }

        .stat-card .stat-label {
            font-size: 13px;
            color: rgba(244, 241, 236, 0.7);
            letter-spacing: 0.04em;
        }

        /* ========== FAQ 样式 ========== */
        .faq-list {
            max-width: 840px;
            margin: 0 auto;
        }

        .faq-item {
            border: 1px solid var(--color-line-light);
            border-radius: var(--radius-card);
            margin-bottom: 12px;
            background: var(--color-bg-warm);
            overflow: hidden;
            transition: all var(--transition-medium);
        }

        .faq-item:hover {
            border-color: var(--color-line-warm);
        }

        .faq-item.open {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-card-hover);
        }

        .faq-question {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 18px 24px;
            cursor: pointer;
            user-select: none;
            transition: background var(--transition-fast);
        }

        .faq-question:hover {
            background: var(--color-bg-light);
        }

        .faq-number {
            font-size: 13px;
            font-weight: 700;
            color: var(--color-accent);
            min-width: 28px;
            text-align: center;
        }

        .faq-question-text {
            flex: 1;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text-dark);
            line-height: 1.6;
        }

        .faq-toggle-icon {
            width: 28px;
            height: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-text-medium);
            transition: transform var(--transition-medium);
            flex-shrink: 0;
        }

        .faq-item.open .faq-toggle-icon {
            transform: rotate(45deg);
            color: var(--color-accent);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-medium), padding var(--transition-medium);
            padding: 0 24px;
        }

        .faq-item.open .faq-answer {
            max-height: 240px;
            padding: 0 24px 20px;
        }

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

        /* ========== CTA 样式 ========== */
        .cta-section {
            background: var(--color-primary);
            padding: var(--section-pad-desktop) 0;
        }

        .cta-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .cta-text h2 {
            font-size: 32px;
            font-weight: 600;
            color: var(--color-text-white);
            margin: 0 0 16px;
            line-height: 1.35;
        }

        .cta-text p {
            font-size: 16px;
            color: rgba(244, 241, 236, 0.75);
            line-height: 1.85;
            margin: 0 0 24px;
        }

        .cta-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        .cta-info-card {
            background: var(--color-primary-soft);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-card);
            padding: 32px;
        }

        .cta-info-card .info-label {
            font-size: 12px;
            letter-spacing: 0.06em;
            color: var(--color-accent);
            font-weight: 600;
            text-transform: uppercase;
            margin-bottom: 12px;
        }

        .cta-info-card .info-row {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 10px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }

        .cta-info-card .info-row:last-child {
            border-bottom: none;
        }

        .cta-info-card .info-row i {
            color: var(--color-accent);
            font-size: 16px;
            margin-top: 4px;
            flex-shrink: 0;
        }

        .cta-info-card .info-row span {
            font-size: 15px;
            color: rgba(244, 241, 236, 0.85);
            line-height: 1.6;
        }

        /* ========== 页脚样式 ========== */
        .site-footer {
            background: var(--color-primary);
            padding: 56px 0 24px;
            color: var(--color-text-light);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            margin-bottom: 24px;
        }

        .footer-brand .footer-logo {
            font-size: 22px;
            font-weight: 700;
            color: var(--color-text-white);
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }

        .footer-brand .footer-tagline {
            font-size: 14px;
            color: var(--color-text-light);
            line-height: 1.8;
            margin: 0 0 16px;
            max-width: 280px;
        }

        .topic-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }

        .topic-tag {
            display: inline-block;
            font-size: 11px;
            padding: 4px 10px;
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-badge);
            color: var(--color-text-light);
            background: transparent;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .topic-tag:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }

        .footer-col-title {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text-white);
            margin: 0 0 16px;
            letter-spacing: 0.02em;
        }

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

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

        .footer-col ul li a {
            font-size: 14px;
            color: var(--color-text-light);
            transition: color var(--transition-fast);
            line-height: 1.6;
        }

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

        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
        }

        .footer-legal {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 13px;
            color: rgba(169, 162, 155, 0.7);
        }

        .footer-legal span {
            white-space: nowrap;
        }

        .footer-links {
            display: flex;
            gap: 16px;
            font-size: 13px;
            color: rgba(169, 162, 155, 0.7);
        }

        .footer-links a {
            color: rgba(169, 162, 155, 0.7);
            transition: color var(--transition-fast);
        }

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

        /* ========== 精选报道深度区 ========== */
        .featured-news {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .featured-news .featured-image {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .featured-news .featured-image img {
            width: 100%;
            aspect-ratio: 16/10;
            object-fit: cover;
        }

        .featured-news .featured-text h2 {
            font-size: 26px;
            font-weight: 600;
            color: var(--color-text-dark);
            margin: 0 0 12px;
            line-height: 1.4;
        }

        .featured-news .featured-text .featured-meta {
            font-size: 13px;
            color: var(--color-accent);
            margin-bottom: 16px;
            font-weight: 500;
        }

        .featured-news .featured-text p {
            font-size: 16px;
            color: var(--color-text-medium);
            line-height: 1.9;
            margin: 0 0 16px;
        }

        .featured-news .featured-text p:last-child {
            margin-bottom: 0;
        }

        /* ========== 媒体合作区 ========== */
        .media-partners {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .media-partner-card {
            background: var(--color-bg-warm);
            border: 1px solid var(--color-line-light);
            border-radius: var(--radius-card);
            padding: 24px;
            display: flex;
            align-items: center;
            gap: 16px;
            transition: all var(--transition-fast);
        }

        .media-partner-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: var(--color-line-warm);
        }

        .media-partner-card .partner-icon {
            width: 44px;
            height: 44px;
            border-radius: 6px;
            background: var(--color-bg-light);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-accent);
            font-size: 18px;
            flex-shrink: 0;
        }

        .media-partner-card .partner-info h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text-dark);
            margin: 0 0 4px;
        }

        .media-partner-card .partner-info p {
            font-size: 13px;
            color: var(--color-text-medium);
            margin: 0;
            line-height: 1.6;
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .main-nav {
                gap: 14px;
            }

            .main-nav a {
                font-size: 13px;
            }

            .header-cta {
                padding: 8px 16px;
                font-size: 13px;
            }

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

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }

            .featured-news {
                gap: 28px;
            }

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

        @media (max-width: 768px) {
            .site-header {
                height: 64px;
            }

            .site-header .header-inner {
                gap: 10px;
            }

            .main-nav {
                display: none;
            }

            .header-search-btn {
                display: none;
            }

            .header-cta {
                display: none;
            }

            .mobile-menu-toggle {
                display: flex;
            }

            .site-header.scrolled {
                height: 56px;
            }

            .mobile-nav {
                top: 56px;
            }

            .page-banner {
                padding-top: 64px;
                min-height: 44vh;
            }

            .page-banner h1 {
                font-size: 28px;
            }

            .page-banner p {
                font-size: 15px;
            }

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

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

            .cta-content {
                grid-template-columns: 1fr;
                gap: 28px;
            }

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

            .news-timeline {
                padding-left: 28px;
            }

            .news-timeline::before {
                left: 8px;
            }

            .timeline-dot {
                left: -30px;
                width: 20px;
                height: 20px;
                border-width: 2px;
                top: 6px;
            }

            .timeline-dot::after {
                width: 4px;
                height: 4px;
            }

            .news-card {
                padding: 18px 16px;
            }

            .media-partners {
                grid-template-columns: 1fr;
            }

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

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

        @media (max-width: 520px) {
            .container-custom {
                padding-left: 16px;
                padding-right: 16px;
            }

            .page-banner h1 {
                font-size: 24px;
            }

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

            .stat-card {
                padding: 20px 16px;
            }

            .stat-card .stat-number {
                font-size: 28px;
            }

            .filter-bar {
                gap: 6px;
            }

            .filter-tag {
                padding: 6px 12px;
                font-size: 12px;
            }

            .news-card h3 {
                font-size: 17px;
            }

            .cta-info-card {
                padding: 20px 16px;
            }
        }