/* roulang page: index */
:root {
            --brand-primary: #1d4ed8;
            --brand-primary-hover: #1e40af;
            --brand-secondary: #3b82f6;
            --brand-accent: #0284c7;
            --brand-bg: #f8fafc;
            --brand-bg-alt: #f1f5f9;
            --brand-card-bg: #ffffff;
            --text-heading: #0f172a;
            --text-body: #475569;
            --text-muted: #94a3b8;
            --border-color: #e2e8f0;
            --border-focus: #bfdbfe;
            --shadow-subtle: 0 4px 20px -2px rgba(15, 23, 42, 0.05), 0 2px 6px -1px rgba(15, 23, 42, 0.03);
            --shadow-hover: 0 12px 28px -4px rgba(29, 78, 216, 0.12), 0 4px 10px -2px rgba(15, 23, 42, 0.04);
            --radius-box: 1rem;
            --radius-pill: 50rem;
        }

        body {
            background-color: var(--brand-bg);
            color: var(--text-body);
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: all 0.25s ease;
        }
        a:hover {
            color: var(--brand-primary);
        }

        .header-floating-wrap {
            position: sticky;
            top: 16px;
            z-index: 1030;
            padding: 0 16px;
        }
        .header-floating {
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(12px);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-pill);
            box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
            padding: 10px 24px;
        }
        .brand-logo-text {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--brand-primary);
            display: flex;
            align-items: center;
            gap: 10px;
            letter-spacing: -0.02em;
        }
        .brand-logo-icon {
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--brand-primary), var(--brand-secondary));
            color: #fff;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1.15rem;
        }
        .nav-link-custom {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-heading);
            padding: 8px 18px !important;
            border-radius: var(--radius-pill);
            transition: all 0.2s ease;
        }
        .nav-link-custom:hover, .nav-link-custom.active {
            background: #eff6ff;
            color: var(--brand-primary) !important;
        }

        .section-padding {
            padding-top: 5rem;
            padding-bottom: 5rem;
        }
        .section-alt {
            background-color: var(--brand-card-bg);
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: #eff6ff;
            color: var(--brand-primary);
            font-size: 0.85rem;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: var(--radius-pill);
            margin-bottom: 1rem;
        }
        .section-title {
            color: var(--text-heading);
            font-weight: 700;
            font-size: 2.1rem;
            letter-spacing: -0.02em;
            margin-bottom: 0.85rem;
        }
        .section-desc {
            color: var(--text-body);
            font-size: 1rem;
            max-width: 680px;
            margin-bottom: 3rem;
        }

        .custom-card {
            background: var(--brand-card-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-box);
            box-shadow: var(--shadow-subtle);
            padding: 1.75rem;
            transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .custom-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--border-focus);
        }

        .hero-section {
            padding-top: 3.5rem;
            padding-bottom: 4.5rem;
        }
        .hero-title {
            font-size: 2.75rem;
            line-height: 1.25;
            font-weight: 800;
            color: var(--text-heading);
            letter-spacing: -0.03em;
            margin-bottom: 1.25rem;
        }
        .hero-lead {
            font-size: 1.1rem;
            color: var(--text-body);
            line-height: 1.8;
            margin-bottom: 2rem;
        }
        .hero-search-box {
            background: #ffffff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-pill);
            padding: 6px;
            box-shadow: var(--shadow-subtle);
            display: flex;
            align-items: center;
        }
        .hero-search-box input {
            border: none;
            outline: none;
            padding: 10px 18px;
            width: 100%;
            font-size: 0.95rem;
            background: transparent;
        }
        .btn-brand {
            background: var(--brand-primary);
            color: #ffffff !important;
            border-radius: var(--radius-pill);
            padding: 10px 24px;
            font-weight: 600;
            font-size: 0.95rem;
            border: none;
            transition: all 0.2s ease;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-brand:hover {
            background: var(--brand-primary-hover);
            box-shadow: 0 4px 14px rgba(29, 78, 216, 0.35);
        }

        .badge-soft {
            background: #eff6ff;
            color: var(--brand-primary);
            border-radius: var(--radius-pill);
            padding: 4px 10px;
            font-size: 0.78rem;
            font-weight: 600;
        }
        .badge-heat {
            background: #fef2f2;
            color: #ef4444;
            border-radius: var(--radius-pill);
            padding: 4px 10px;
            font-size: 0.78rem;
            font-weight: 600;
        }

        .stat-number {
            font-size: 2.25rem;
            font-weight: 800;
            color: var(--brand-primary);
            line-height: 1;
            margin-bottom: 0.5rem;
        }

        .step-num {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: #eff6ff;
            color: var(--brand-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.15rem;
            margin-bottom: 1.25rem;
        }

        .rank-list-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 0;
            border-bottom: 1px dashed var(--border-color);
        }
        .rank-list-item:last-child {
            border-bottom: none;
        }
        .rank-index {
            width: 24px;
            height: 24px;
            border-radius: 6px;
            background: #e2e8f0;
            color: #475569;
            font-size: 0.8rem;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .rank-index-top {
            background: var(--brand-primary);
            color: #ffffff;
        }

        .partner-box {
            background: var(--brand-card-bg);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 1.5rem 1rem;
            text-align: center;
            font-weight: 600;
            color: var(--text-heading);
            box-shadow: var(--shadow-subtle);
        }

        .accordion-item {
            border: 1px solid var(--border-color);
            border-radius: var(--radius-box) !important;
            margin-bottom: 1rem;
            overflow: hidden;
            box-shadow: var(--shadow-subtle);
        }
        .accordion-button {
            font-weight: 600;
            color: var(--text-heading);
            background: #ffffff;
            padding: 1.25rem 1.5rem;
        }
        .accordion-button:not(.collapsed) {
            color: var(--brand-primary);
            background-color: #eff6ff;
            box-shadow: none;
        }
        .accordion-body {
            padding: 1.25rem 1.5rem;
            color: var(--text-body);
            background: #ffffff;
            line-height: 1.8;
        }

        .cta-banner {
            background: linear-gradient(135deg, #1d4ed8, #0284c7);
            border-radius: 1.5rem;
            padding: 4rem 2.5rem;
            color: #ffffff;
            box-shadow: 0 16px 36px rgba(29, 78, 216, 0.2);
        }

        .site-footer {
            background: #ffffff;
            border-top: 1px solid var(--border-color);
            padding: 4rem 0 2rem;
            color: var(--text-body);
        }

        .empty-cms-box {
            padding: 3.5rem 1.5rem;
            text-align: center;
            background: #ffffff;
            border: 1px dashed var(--border-color);
            border-radius: var(--radius-box);
        }
        .empty-cms-icon {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: #eff6ff;
            color: var(--brand-primary);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1.75rem;
            margin-bottom: 1rem;
        }

        @media (max-width: 991px) {
            .hero-title {
                font-size: 2.2rem;
            }
            .section-title {
                font-size: 1.75rem;
            }
            .header-floating {
                border-radius: 1.25rem;
                padding: 12px 18px;
            }
        }

/* roulang page: article */
:root {
            --brand-primary: #1d4ed8;
            --brand-primary-hover: #1e40af;
            --brand-secondary: #3b82f6;
            --brand-accent: #0284c7;
            --brand-bg: #f8fafc;
            --brand-bg-alt: #f1f5f9;
            --brand-card-bg: #ffffff;
            --text-heading: #0f172a;
            --text-body: #475569;
            --text-muted: #94a3b8;
            --border-color: #e2e8f0;
            --border-focus: #bfdbfe;
            --shadow-subtle: 0 4px 20px -2px rgba(15, 23, 42, 0.05), 0 2px 6px -1px rgba(15, 23, 42, 0.03);
            --shadow-hover: 0 12px 28px -4px rgba(29, 78, 216, 0.12), 0 4px 10px -2px rgba(15, 23, 42, 0.04);
            --radius-box: 1rem;
            --radius-pill: 50rem;
        }
        body {
            background-color: var(--brand-bg);
            color: var(--text-body);
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: all 0.25s ease;
        }
        a:hover {
            color: var(--brand-primary);
        }
        .header-floating-wrap {
            position: sticky;
            top: 16px;
            z-index: 1030;
            padding: 0 16px;
        }
        .header-floating {
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(12px);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-pill);
            box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
            padding: 10px 24px;
        }
        .brand-logo-text {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--brand-primary);
            display: flex;
            align-items: center;
            gap: 10px;
            letter-spacing: -0.02em;
        }
        .brand-logo-icon {
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--brand-primary), var(--brand-secondary));
            color: #fff;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1.15rem;
        }
        .nav-link-custom {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-heading);
            padding: 8px 18px !important;
            border-radius: var(--radius-pill);
            transition: all 0.2s ease;
        }
        .nav-link-custom:hover, .nav-link-custom.active {
            background: #eff6ff;
            color: var(--brand-primary) !important;
        }
        .btn-brand {
            background: var(--brand-primary);
            color: #ffffff !important;
            border-radius: var(--radius-pill);
            padding: 10px 24px;
            font-weight: 600;
            font-size: 0.95rem;
            border: none;
            transition: all 0.2s ease;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-brand:hover {
            background: var(--brand-primary-hover);
            box-shadow: 0 4px 14px rgba(29, 78, 216, 0.35);
        }
        .badge-soft {
            background: #eff6ff;
            color: var(--brand-primary);
            border-radius: var(--radius-pill);
            padding: 4px 12px;
            font-size: 0.8rem;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }
        .badge-heat {
            background: #fef2f2;
            color: #ef4444;
            border-radius: var(--radius-pill);
            padding: 4px 12px;
            font-size: 0.8rem;
            font-weight: 600;
        }
        .custom-card {
            background: var(--brand-card-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-box);
            box-shadow: var(--shadow-subtle);
            padding: 1.75rem;
            transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
        }
        .custom-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
            border-color: var(--border-focus);
        }
        .article-view-wrap {
            max-width: 860px;
            margin-left: auto;
            margin-right: auto;
        }
        .reading-toolbar {
            background: #ffffff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-pill);
            padding: 10px 20px;
            box-shadow: var(--shadow-subtle);
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }
        .reading-toolbar-btn {
            background: #f8fafc;
            border: 1px solid var(--border-color);
            color: var(--text-heading);
            font-size: 0.85rem;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: var(--radius-pill);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            cursor: pointer;
            transition: all 0.2s ease;
        }
        .reading-toolbar-btn:hover {
            background: #eff6ff;
            color: var(--brand-primary);
            border-color: var(--border-focus);
        }
        .article-content-body {
            font-size: 1.125rem;
            line-height: 2.05;
            color: #1e293b;
            letter-spacing: 0.01em;
            word-break: break-word;
        }
        .article-content-body p {
            margin-bottom: 1.75rem;
            text-align: justify;
        }
        .article-content-body h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-heading);
            margin-top: 2.5rem;
            margin-bottom: 1.25rem;
            padding-left: 12px;
            border-left: 4px solid var(--brand-primary);
        }
        .article-content-body h3 {
            font-size: 1.3rem;
            font-weight: 600;
            color: var(--text-heading);
            margin-top: 2rem;
            margin-bottom: 1rem;
        }
        .article-content-body blockquote {
            margin: 2rem 0;
            padding: 1.25rem 1.75rem;
            background: #eff6ff;
            border-left: 4px solid var(--brand-secondary);
            border-radius: 0 12px 12px 0;
            font-style: italic;
            color: #334155;
        }
        .article-content-body img {
            max-width: 100%;
            height: auto;
            border-radius: 12px;
            margin: 1.5rem 0;
            box-shadow: var(--shadow-subtle);
        }
        .theme-cream {
            background-color: #fbf7ee !important;
            color: #2c2523 !important;
        }
        .theme-slate {
            background-color: #f1f5f9 !important;
            color: #0f172a !important;
        }
        .font-lg-mode {
            font-size: 1.25rem !important;
            line-height: 2.2 !important;
        }
        .font-sm-mode {
            font-size: 1rem !important;
            line-height: 1.9 !important;
        }
        .interaction-card {
            background: #ffffff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-box);
            padding: 1.5rem 2rem;
            box-shadow: var(--shadow-subtle);
        }
        .avatar-circle {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: #e2e8f0;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: var(--brand-primary);
        }
        .nav-guide-card {
            background: #ffffff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-box);
            padding: 1.25rem 1.5rem;
            height: 100%;
            display: flex;
            flex-direction: column;
            justify-content: center;
            transition: all 0.2s ease;
        }
        .nav-guide-card:hover {
            border-color: var(--brand-primary);
            transform: translateY(-2px);
            box-shadow: var(--shadow-subtle);
        }
        .site-footer {
            background: #ffffff;
            border-top: 1px solid var(--border-color);
            padding-top: 4rem;
            padding-bottom: 3rem;
            margin-top: 5rem;
        }
        @media (max-width: 767.98px) {
            .header-floating-wrap {
                padding: 0 10px;
                top: 8px;
            }
            .header-floating {
                padding: 8px 16px;
            }
            .brand-logo-text {
                font-size: 1.05rem;
            }
            .article-content-body {
                font-size: 1.05rem;
                line-height: 1.95;
            }
        }

/* roulang page: category1 */
:root {
            --brand-primary: #1d4ed8;
            --brand-primary-hover: #1e40af;
            --brand-secondary: #3b82f6;
            --brand-accent: #0284c7;
            --brand-bg: #f8fafc;
            --brand-bg-alt: #f1f5f9;
            --brand-card-bg: #ffffff;
            --text-heading: #0f172a;
            --text-body: #475569;
            --text-muted: #94a3b8;
            --border-color: #e2e8f0;
            --border-focus: #bfdbfe;
            --shadow-subtle: 0 4px 20px -2px rgba(15, 23, 42, 0.05), 0 2px 6px -1px rgba(15, 23, 42, 0.03);
            --shadow-hover: 0 12px 28px -4px rgba(29, 78, 216, 0.12), 0 4px 10px -2px rgba(15, 23, 42, 0.04);
            --radius-box: 1rem;
            --radius-pill: 50rem;
        }

        body {
            background-color: var(--brand-bg);
            color: var(--text-body);
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: all 0.25s ease;
        }

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

        .header-floating-wrap {
            position: sticky;
            top: 16px;
            z-index: 1030;
            padding: 0 16px;
        }

        .header-floating {
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(12px);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-pill);
            box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
            padding: 10px 24px;
        }

        .brand-logo-text {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--brand-primary);
            display: flex;
            align-items: center;
            gap: 10px;
            letter-spacing: -0.02em;
        }

        .brand-logo-icon {
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--brand-primary), var(--brand-secondary));
            color: #fff;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1.15rem;
        }

        .nav-link-custom {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-heading);
            padding: 8px 18px !important;
            border-radius: var(--radius-pill);
            transition: all 0.2s ease;
        }

        .nav-link-custom:hover, .nav-link-custom.active {
            background: #eff6ff;
            color: var(--brand-primary) !important;
        }

        .btn-brand {
            background: var(--brand-primary);
            color: #ffffff !important;
            border-radius: var(--radius-pill);
            padding: 10px 24px;
            font-weight: 600;
            font-size: 0.95rem;
            border: none;
            transition: all 0.2s ease;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-brand:hover {
            background: var(--brand-primary-hover);
            box-shadow: 0 4px 14px rgba(29, 78, 216, 0.35);
        }

        .btn-outline-brand {
            background: #ffffff;
            color: var(--brand-primary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-pill);
            padding: 8px 18px;
            font-weight: 500;
            font-size: 0.9rem;
            transition: all 0.2s ease;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .btn-outline-brand:hover {
            border-color: var(--brand-primary);
            background: #eff6ff;
            color: var(--brand-primary);
        }

        .section-padding {
            padding-top: 4.5rem;
            padding-bottom: 4.5rem;
        }

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

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: #eff6ff;
            color: var(--brand-primary);
            font-size: 0.85rem;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: var(--radius-pill);
            margin-bottom: 1rem;
        }

        .section-title {
            color: var(--text-heading);
            font-weight: 700;
            font-size: 2rem;
            letter-spacing: -0.02em;
            margin-bottom: 0.75rem;
        }

        .section-desc {
            color: var(--text-body);
            font-size: 1rem;
            max-width: 680px;
            margin-bottom: 2.5rem;
        }

        .custom-card {
            background: var(--brand-card-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-box);
            box-shadow: var(--shadow-subtle);
            padding: 1.75rem;
            transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .custom-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--border-focus);
        }

        .badge-soft {
            background: #eff6ff;
            color: var(--brand-primary);
            border-radius: var(--radius-pill);
            padding: 4px 10px;
            font-size: 0.78rem;
            font-weight: 600;
        }

        .badge-accent {
            background: #f0fdf4;
            color: #16a34a;
            border-radius: var(--radius-pill);
            padding: 4px 10px;
            font-size: 0.78rem;
            font-weight: 600;
        }

        .badge-heat {
            background: #fef2f2;
            color: #ef4444;
            border-radius: var(--radius-pill);
            padding: 4px 10px;
            font-size: 0.78rem;
            font-weight: 600;
        }

        /* 分类页专属板块样式 */
        .category-hero {
            padding-top: 3.5rem;
            padding-bottom: 3rem;
            background: linear-gradient(180deg, #eff6ff 0%, var(--brand-bg) 100%);
            border-bottom: 1px solid var(--border-color);
        }

        .filter-group-wrap {
            background: #ffffff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-box);
            padding: 1.5rem 1.75rem;
            box-shadow: var(--shadow-subtle);
        }

        .filter-row {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            padding: 8px 0;
            border-bottom: 1px dashed #e2e8f0;
        }

        .filter-row:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }

        .filter-label {
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--text-heading);
            min-width: 80px;
        }

        .filter-pill {
            display: inline-block;
            padding: 5px 14px;
            font-size: 0.85rem;
            color: var(--text-body);
            border-radius: var(--radius-pill);
            background: transparent;
            cursor: pointer;
            transition: all 0.2s ease;
        }

        .filter-pill:hover, .filter-pill.active {
            background: var(--brand-primary);
            color: #ffffff;
        }

        .featured-spotlight-card {
            background: #ffffff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-box);
            box-shadow: var(--shadow-subtle);
            overflow: hidden;
            transition: transform 0.25s ease, box-shadow 0.25s ease;
        }

        .featured-spotlight-card:hover {
            box-shadow: var(--shadow-hover);
        }

        .spotlight-cover-col {
            background: linear-gradient(135deg, #1e3a8a, #2563eb);
            color: #ffffff;
            padding: 2.5rem;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .tag-cloud-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: #ffffff;
            border: 1px solid var(--border-color);
            color: var(--text-body);
            padding: 7px 16px;
            border-radius: var(--radius-pill);
            font-size: 0.88rem;
            transition: all 0.2s ease;
            box-shadow: 0 2px 5px rgba(15, 23, 42, 0.02);
        }

        .tag-cloud-chip:hover {
            border-color: var(--brand-primary);
            color: var(--brand-primary);
            background: #eff6ff;
            transform: translateY(-2px);
        }

        .guide-box {
            background: #ffffff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-box);
            padding: 2rem;
            height: 100%;
            box-shadow: var(--shadow-subtle);
        }

        .service-promise-card {
            background: #ffffff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-box);
            padding: 1.5rem;
            display: flex;
            align-items: flex-start;
            gap: 16px;
            height: 100%;
            box-shadow: var(--shadow-subtle);
        }

        .promise-icon-wrap {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: #eff6ff;
            color: var(--brand-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.35rem;
            flex-shrink: 0;
        }

        .empty-state-card {
            text-align: center;
            padding: 4rem 1.5rem;
            background: #ffffff;
            border: 1px dashed var(--border-color);
            border-radius: var(--radius-box);
        }

        .empty-state-icon {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: #eff6ff;
            color: var(--brand-primary);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1.75rem;
            margin-bottom: 1rem;
        }

        .site-footer {
            background: #ffffff;
            border-top: 1px solid var(--border-color);
            padding-top: 4rem;
            padding-bottom: 2.5rem;
            margin-top: 2rem;
        }

        @media (max-width: 991.98px) {
            .header-floating-wrap {
                top: 8px;
                padding: 0 10px;
            }
            .header-floating {
                border-radius: 1rem;
                padding: 12px 18px;
            }
            .section-title {
                font-size: 1.65rem;
            }
        }

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