:root {
      --primary-cyan: #06b6d4;
      --primary-indigo: #4f46e5;
      --accent-rose: #f43f5e;
      --accent-amber: #f59e0b;
      --accent-emerald: #10b981;
      --accent-violet: #8b5cf6;
      --bg-page: #f8fafc;
      --bg-surface: #ffffff;
      --bg-card: rgba(255, 255, 255, 0.96);
      --text-main: #0f172a;
      --text-secondary: #334155;
      --text-muted: #64748b;
      --border-subtle: #e2e8f0;
      --border-vibrant: #cbd5e1;
      --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.06);
      --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.08);
      --shadow-lg: 0 10px 25px -3px rgba(15, 23, 42, 0.1);
      --shadow-colored: 0 10px 25px -4px rgba(79, 70, 229, 0.18);
      --radius-sm: 6px;
      --radius-md: 12px;
      --radius-lg: 20px;
      --radius-full: 9999px;
      --container-width: 1240px;
    }

    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
      -webkit-tap-highlight-color: transparent;
    }

    html {
      scroll-behavior: smooth;
      font-size: 16px;
    }

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background-color: var(--bg-page);
      color: var(--text-main);
      line-height: 1.6;
      overflow-x: hidden;
      background-image: 
        radial-gradient(circle at 10% 20%, rgba(6, 182, 212, 0.07) 0%, transparent 35%),
        radial-gradient(circle at 90% 10%, rgba(244, 63, 94, 0.06) 0%, transparent 40%),
        radial-gradient(circle at 50% 60%, rgba(139, 92, 246, 0.05) 0%, transparent 45%),
        radial-gradient(circle at 80% 85%, rgba(16, 185, 129, 0.06) 0%, transparent 40%);
      background-attachment: fixed;
    }

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

    ul, ol {
      list-style: none;
    }

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

    .container {
      width: 100%;
      max-width: var(--container-width);
      margin-left: auto;
      margin-right: auto;
      padding-left: 20px;
      padding-right: 20px;
    }

    /* 顶部导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.94);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-subtle);
      box-shadow: 0 2px 8px rgba(15, 23, 42, 0.04);
    }

    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }

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

    .brand-logo-slot {
      height: 40px;
      display: flex;
      align-items: center;
    }

    .brand-logo-slot img {
      max-height: 38px;
      width: auto;
    }

    .brand-title {
      font-size: 1.25rem;
      font-weight: 700;
      background: linear-gradient(135deg, #0284c7, #4f46e5, #9333ea);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      letter-spacing: -0.5px;
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 0;
    }

    .nav-item {
      display: inline-block;
      padding: 8px 12px;
      font-size: 0.92rem;
      font-weight: 500;
      color: var(--text-secondary);
      border-radius: var(--radius-sm);
      transition: color 0.2s, background-color 0.2s;
    }

    .nav-item:hover {
      color: var(--primary-indigo);
      background-color: rgba(79, 70, 229, 0.06);
    }

    .header-cta-group {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 10px 22px;
      font-size: 0.92rem;
      font-weight: 600;
      border-radius: var(--radius-full);
      cursor: pointer;
      border: 1px solid transparent;
      transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
      white-space: nowrap;
    }

    .btn:active {
      transform: scale(0.98);
    }

    .btn-gradient {
      background: linear-gradient(135deg, #06b6d4, #4f46e5 50%, #d946ef);
      color: #ffffff;
      box-shadow: 0 4px 14px rgba(79, 70, 229, 0.35);
    }

    .btn-gradient:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 18px rgba(79, 70, 229, 0.45);
      color: #ffffff;
    }

    .btn-outline {
      background: #ffffff;
      border-color: #cbd5e1;
      color: var(--text-secondary);
    }

    .btn-outline:hover {
      border-color: var(--primary-indigo);
      color: var(--primary-indigo);
      background: rgba(79, 70, 229, 0.04);
    }

    .menu-toggle {
      display: none;
      background: none;
      border: none;
      padding: 8px;
      cursor: pointer;
      color: var(--text-main);
    }

    /* 首屏 Hero */
    .hero-section {
      padding: 72px 0 54px 0;
      text-align: center;
      position: relative;
    }

    .hero-badge-wrap {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 16px;
      background: #eff6ff;
      border: 1px solid #bfdbfe;
      border-radius: var(--radius-full);
      font-size: 0.85rem;
      font-weight: 600;
      color: #1d4ed8;
      margin-bottom: 24px;
      box-shadow: var(--shadow-sm);
    }

    .hero-badge-wrap .dot {
      width: 8px;
      height: 8px;
      background: #10b981;
      border-radius: 50%;
      box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
    }

    .hero-title {
      font-size: 2.8rem;
      line-height: 1.25;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 20px;
      letter-spacing: -0.5px;
    }

    .hero-title .text-color-gradient {
      background: linear-gradient(135deg, #0284c7, #4f46e5 45%, #ec4899);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .hero-desc {
      font-size: 1.15rem;
      color: var(--text-secondary);
      max-width: 840px;
      margin: 0 auto 34px auto;
      line-height: 1.8;
    }

    .hero-actions {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 16px;
      flex-wrap: wrap;
      margin-bottom: 48px;
    }

    .btn-hero-main {
      padding: 14px 34px;
      font-size: 1.05rem;
      border-radius: var(--radius-full);
    }

    /* 纯色几何数据仪表板 */
    .hero-metrics-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 18px;
      max-width: 1060px;
      margin: 0 auto;
    }

    .metric-box {
      background: var(--bg-card);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 22px 18px;
      text-align: left;
      box-shadow: var(--shadow-sm);
      transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
      position: relative;
      overflow: hidden;
    }

    .metric-box::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 4px;
    }

    .metric-box:nth-child(1)::before { background: linear-gradient(90deg, #06b6d4, #0284c7); }
    .metric-box:nth-child(2)::before { background: linear-gradient(90deg, #4f46e5, #7c3aed); }
    .metric-box:nth-child(3)::before { background: linear-gradient(90deg, #ec4899, #f43f5e); }
    .metric-box:nth-child(4)::before { background: linear-gradient(90deg, #10b981, #059669); }

    .metric-box:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: #cbd5e1;
    }

    .metric-val {
      font-size: 1.8rem;
      font-weight: 800;
      color: var(--text-main);
      line-height: 1.2;
      margin-bottom: 6px;
      display: flex;
      align-items: baseline;
      gap: 4px;
    }

    .metric-val small {
      font-size: 0.9rem;
      font-weight: 600;
      color: var(--text-muted);
    }

    .metric-label {
      font-size: 0.88rem;
      font-weight: 600;
      color: var(--text-secondary);
      margin-bottom: 4px;
    }

    .metric-sub {
      font-size: 0.78rem;
      color: var(--text-muted);
    }

    /* 区域通用样式 */
    .section-spacing {
      padding: 72px 0;
    }

    .section-header {
      text-align: center;
      max-width: 780px;
      margin: 0 auto 48px auto;
    }

    .section-tag {
      display: inline-block;
      padding: 4px 14px;
      font-size: 0.8rem;
      font-weight: 700;
      letter-spacing: 0.5px;
      text-transform: uppercase;
      border-radius: var(--radius-full);
      margin-bottom: 12px;
      background: #f1f5f9;
      color: #334155;
      border: 1px solid #cbd5e1;
    }

    .section-title {
      font-size: 2.1rem;
      font-weight: 700;
      color: var(--text-main);
      line-height: 1.35;
      margin-bottom: 14px;
    }

    .section-subtitle {
      font-size: 1rem;
      color: var(--text-secondary);
      line-height: 1.7;
    }

    /* 斑斓色彩标签云 */
    .model-tags-wrapper {
      background: #ffffff;
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-lg);
      padding: 30px;
      box-shadow: var(--shadow-sm);
      margin-bottom: 48px;
    }

    .tags-container {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      justify-content: center;
    }

    .model-pill {
      font-size: 0.82rem;
      font-weight: 600;
      padding: 6px 14px;
      border-radius: var(--radius-full);
      background: #f8fafc;
      border: 1px solid #e2e8f0;
      color: var(--text-secondary);
      transition: all 0.2s ease;
    }

    .model-pill:hover {
      transform: translateY(-2px);
      box-shadow: var(--shadow-sm);
    }

    .model-pill.cyan { background: #ecfeff; border-color: #a5f3fc; color: #0891b2; }
    .model-pill.indigo { background: #eef2ff; border-color: #c7d2fe; color: #4338ca; }
    .model-pill.purple { background: #faf5ff; border-color: #e9d5ff; color: #7e22ce; }
    .model-pill.pink { background: #fdf2f8; border-color: #fbcfe8; color: #be185d; }
    .model-pill.amber { background: #fffbeb; border-color: #fde68a; color: #b45309; }
    .model-pill.emerald { background: #ecfdf5; border-color: #a7f3d0; color: #047857; }

    /* 服务场景网格 */
    .grid-cards {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .card-colorful {
      background: var(--bg-surface);
      border-radius: var(--radius-md);
      border: 1px solid var(--border-subtle);
      padding: 28px 24px;
      box-shadow: var(--shadow-sm);
      transition: all 0.25s ease;
      display: flex;
      flex-direction: column;
      position: relative;
    }

    .card-colorful:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-lg);
      border-color: #cbd5e1;
    }

    .card-colorful-badge {
      position: absolute;
      top: 18px;
      right: 18px;
      font-size: 0.72rem;
      font-weight: 700;
      padding: 2px 10px;
      border-radius: var(--radius-full);
    }

    .card-icon-box {
      width: 48px;
      height: 48px;
      border-radius: 12px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.4rem;
      margin-bottom: 18px;
    }

    .card-colorful h3 {
      font-size: 1.18rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 10px;
    }

    .card-colorful p {
      font-size: 0.92rem;
      color: var(--text-secondary);
      line-height: 1.65;
      flex-grow: 1;
    }

    .card-footer-tags {
      margin-top: 16px;
      padding-top: 14px;
      border-top: 1px dashed var(--border-subtle);
      display: flex;
      flex-wrap: wrap;
      gap: 6px;
    }

    .card-sub-tag {
      font-size: 0.75rem;
      color: var(--text-muted);
      background: #f1f5f9;
      padding: 2px 8px;
      border-radius: 4px;
    }

    /* 平台核心优势与横版素材结合区 */
    .feature-showcase-split {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
      align-items: center;
      background: #ffffff;
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-lg);
      padding: 40px;
      box-shadow: var(--shadow-sm);
      margin-bottom: 32px;
    }

    .feature-text-content h3 {
      font-size: 1.65rem;
      font-weight: 700;
      margin-bottom: 16px;
      color: var(--text-main);
    }

    .feature-text-content p {
      font-size: 0.98rem;
      color: var(--text-secondary);
      line-height: 1.7;
      margin-bottom: 20px;
    }

    .feature-point-list {
      display: flex;
      flex-direction: column;
      gap: 12px;
      margin-bottom: 24px;
    }

    .feature-point-item {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      font-size: 0.92rem;
      color: var(--text-secondary);
    }

    .feature-point-item span.icon-check {
      color: #10b981;
      font-weight: 800;
      font-size: 1.1rem;
      line-height: 1.3;
    }

    .feature-media-frame {
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-md);
      background: #f1f5f9;
      aspect-ratio: 16/9;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .feature-media-frame img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }

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

    /* 标准制作流程 */
    .timeline-process-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      position: relative;
    }

    .step-item {
      background: #ffffff;
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 24px;
      position: relative;
      box-shadow: var(--shadow-sm);
    }

    .step-badge {
      font-size: 0.78rem;
      font-weight: 800;
      color: #4f46e5;
      background: #eef2ff;
      border: 1px solid #c7d2fe;
      display: inline-block;
      padding: 2px 10px;
      border-radius: var(--radius-full);
      margin-bottom: 12px;
    }

    .step-title {
      font-size: 1.1rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 8px;
    }

    .step-desc {
      font-size: 0.88rem;
      color: var(--text-secondary);
      line-height: 1.6;
    }

    /* 对比评测表格 */
    .evaluation-card {
      background: #ffffff;
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-lg);
      padding: 36px;
      box-shadow: var(--shadow-sm);
    }

    .rating-header-bar {
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 20px;
      padding-bottom: 24px;
      border-bottom: 1px solid var(--border-subtle);
      margin-bottom: 28px;
    }

    .score-badge-group {
      display: flex;
      align-items: center;
      gap: 16px;
    }

    .score-number {
      font-size: 2.8rem;
      font-weight: 900;
      line-height: 1;
      color: #4f46e5;
    }

    .score-meta {
      display: flex;
      flex-direction: column;
    }

    .score-stars {
      color: #f59e0b;
      font-size: 1.1rem;
      letter-spacing: 2px;
    }

    .score-label {
      font-size: 0.85rem;
      color: var(--text-muted);
      font-weight: 600;
    }

    .table-container-responsive {
      width: 100%;
      overflow-x: auto;
    }

    .comparison-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      min-width: 680px;
    }

    .comparison-table th,
    .comparison-table td {
      padding: 16px 20px;
      border-bottom: 1px solid var(--border-subtle);
      font-size: 0.92rem;
    }

    .comparison-table th {
      background: #f8fafc;
      color: var(--text-secondary);
      font-weight: 700;
    }

    .comparison-table tr:hover td {
      background: #f8fafc;
    }

    .comparison-table td.highlight-col {
      background: rgba(79, 70, 229, 0.03);
      font-weight: 600;
      color: var(--primary-indigo);
    }

    .tag-status-high {
      background: #dcfce7;
      color: #15803d;
      padding: 3px 8px;
      border-radius: 4px;
      font-size: 0.78rem;
      font-weight: 700;
    }

    .tag-status-low {
      background: #fee2e2;
      color: #b91c1c;
      padding: 3px 8px;
      border-radius: 4px;
      font-size: 0.78rem;
    }

    /* 案例中心 */
    .cases-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .case-card {
      background: #ffffff;
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
    }

    .case-media-box {
      aspect-ratio: 4/3;
      background: #e2e8f0;
      overflow: hidden;
    }

    .case-media-box img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.35s ease;
    }

    .case-card:hover .case-media-box img {
      transform: scale(1.05);
    }

    .case-content {
      padding: 22px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
    }

    .case-tag {
      align-self: flex-start;
      font-size: 0.75rem;
      font-weight: 700;
      color: #0284c7;
      background: #e0f2fe;
      padding: 2px 8px;
      border-radius: 4px;
      margin-bottom: 10px;
    }

    .case-title {
      font-size: 1.1rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 8px;
    }

    .case-desc {
      font-size: 0.88rem;
      color: var(--text-secondary);
      line-height: 1.6;
    }

    /* 用户评论 */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .review-card {
      background: #ffffff;
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 26px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .review-stars {
      color: #f59e0b;
      font-size: 0.95rem;
      margin-bottom: 12px;
    }

    .review-text {
      font-size: 0.92rem;
      color: var(--text-secondary);
      line-height: 1.7;
      margin-bottom: 18px;
      font-style: italic;
    }

    .review-user-info {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid var(--border-subtle);
      padding-top: 14px;
    }

    .review-avatar-char {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      background: linear-gradient(135deg, #06b6d4, #4f46e5);
      color: #ffffff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 1rem;
    }

    .review-user-name {
      font-size: 0.92rem;
      font-weight: 700;
      color: var(--text-main);
    }

    .review-user-role {
      font-size: 0.8rem;
      color: var(--text-muted);
    }

    /* FAQ 折叠面板 */
    .faq-container-box {
      max-width: 900px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

    .faq-accordion-item {
      background: #ffffff;
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: border-color 0.2s;
    }

    .faq-accordion-item.active {
      border-color: #cbd5e1;
    }

    .faq-question-btn {
      width: 100%;
      text-align: left;
      padding: 18px 24px;
      background: none;
      border: none;
      font-size: 1rem;
      font-weight: 700;
      color: var(--text-main);
      display: flex;
      align-items: center;
      justify-content: space-between;
      cursor: pointer;
      gap: 16px;
    }

    .faq-toggle-icon {
      font-size: 1.2rem;
      color: var(--text-muted);
      transition: transform 0.25s ease;
      flex-shrink: 0;
    }

    .faq-accordion-item.active .faq-toggle-icon {
      transform: rotate(45deg);
      color: var(--primary-indigo);
    }

    .faq-answer-content {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease, padding 0.3s ease;
      background: #fcfcfd;
      padding: 0 24px;
      font-size: 0.92rem;
      color: var(--text-secondary);
      line-height: 1.7;
    }

    .faq-accordion-item.active .faq-answer-content {
      padding: 0 24px 20px 24px;
      max-height: 300px;
    }

    /* 需求匹配表单与联系我们 */
    .match-form-grid {
      display: grid;
      grid-template-columns: 1fr 1.2fr;
      gap: 40px;
      background: #ffffff;
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-lg);
      padding: 44px;
      box-shadow: var(--shadow-md);
    }

    .contact-info-panel h3 {
      font-size: 1.6rem;
      font-weight: 800;
      margin-bottom: 14px;
      color: var(--text-main);
    }

    .contact-info-panel p {
      font-size: 0.95rem;
      color: var(--text-secondary);
      margin-bottom: 24px;
      line-height: 1.7;
    }

    .channel-list {
      display: flex;
      flex-direction: column;
      gap: 16px;
      margin-bottom: 24px;
    }

    .channel-item {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 0.92rem;
      color: var(--text-secondary);
    }

    .channel-icon {
      width: 36px;
      height: 36px;
      background: #eff6ff;
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: #2563eb;
      font-weight: 700;
      font-size: 0.9rem;
    }

    .qrcode-box {
      width: 140px;
      padding: 10px;
      background: #ffffff;
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-sm);
    }

    .qrcode-box img {
      width: 100%;
      height: auto;
      border-radius: 4px;
    }

    .qrcode-tip {
      font-size: 0.78rem;
      text-align: center;
      margin-top: 6px;
      color: var(--text-muted);
      font-weight: 500;
    }

    /* 表单组件 */
    .form-wrapper {
      display: flex;
      flex-direction: column;
      gap: 18px;
    }

    .form-group {
      display: flex;
      flex-direction: column;
      gap: 6px;
    }

    .form-label {
      font-size: 0.88rem;
      font-weight: 600;
      color: var(--text-secondary);
    }

    .form-control {
      width: 100%;
      padding: 12px 16px;
      border: 1px solid var(--border-vibrant);
      border-radius: var(--radius-sm);
      font-size: 0.92rem;
      color: var(--text-main);
      background: #f8fafc;
      transition: border-color 0.2s, background-color 0.2s;
    }

    .form-control:focus {
      outline: none;
      border-color: var(--primary-indigo);
      background: #ffffff;
      box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
    }

    textarea.form-control {
      min-height: 110px;
      resize: vertical;
    }

    /* 文章与百科资讯条 */
    .articles-section-box {
      background: #ffffff;
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-lg);
      padding: 36px;
      box-shadow: var(--shadow-sm);
      margin-top: 48px;
    }

    .article-links-row {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 16px;
    }

    .article-badge-link {
      background: #f8fafc;
      border: 1px solid #e2e8f0;
      padding: 8px 16px;
      border-radius: var(--radius-full);
      font-size: 0.88rem;
      color: var(--text-secondary);
      font-weight: 500;
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }

    .article-badge-link:hover {
      background: #eef2ff;
      border-color: #c7d2fe;
      color: var(--primary-indigo);
    }

    /* 底部专属样式 */
    .site-footer {
      background: #0f172a;
      color: #94a3b8;
      padding: 64px 0 28px 0;
      border-top: 1px solid #1e293b;
    }

    .footer-main-grid {
      display: grid;
      grid-template-columns: 2fr 1.2fr 1.2fr 1.6fr;
      gap: 36px;
      margin-bottom: 48px;
    }

    .footer-brand-title {
      font-size: 1.3rem;
      font-weight: 800;
      color: #ffffff;
      margin-bottom: 12px;
    }

    .footer-desc {
      font-size: 0.88rem;
      line-height: 1.7;
      color: #94a3b8;
      max-width: 320px;
    }

    .footer-col-title {
      font-size: 0.98rem;
      font-weight: 700;
      color: #f1f5f9;
      margin-bottom: 18px;
      letter-spacing: 0.5px;
    }

    .footer-links-list {
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .footer-links-list a {
      font-size: 0.86rem;
      color: #94a3b8;
    }

    .footer-links-list a:hover {
      color: #38bdf8;
      padding-left: 4px;
    }

    .friend-links-strip {
      padding-top: 24px;
      border-top: 1px solid #1e293b;
      margin-bottom: 24px;
    }

    .friend-links-title {
      font-size: 0.85rem;
      font-weight: 600;
      color: #cbd5e1;
      margin-bottom: 10px;
    }

    .friend-links-flex {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
    }

    .friend-links-flex a {
      font-size: 0.82rem;
      color: #64748b;
      transition: color 0.2s;
    }

    .friend-links-flex a:hover {
      color: #38bdf8;
    }

    .footer-bottom-bar {
      border-top: 1px solid #1e293b;
      padding-top: 24px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 14px;
      font-size: 0.82rem;
      color: #64748b;
    }

    /* 浮动客服入口 */
    .float-dock {
      position: fixed;
      right: 20px;
      bottom: 30px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .float-btn {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: #ffffff;
      border: 1px solid var(--border-subtle);
      box-shadow: var(--shadow-lg);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--text-main);
      cursor: pointer;
      position: relative;
      transition: all 0.2s ease;
    }

    .float-btn:hover {
      transform: scale(1.08);
      background: #f8fafc;
      color: var(--primary-indigo);
    }

    .float-qr-modal {
      position: absolute;
      right: 60px;
      bottom: 0;
      background: #ffffff;
      padding: 12px;
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-lg);
      border: 1px solid var(--border-subtle);
      display: none;
      width: 160px;
      text-align: center;
    }

    .float-qr-btn:hover .float-qr-modal {
      display: block;
    }

    /* 响应式调整 */
    @media (max-width: 1024px) {
      .hero-metrics-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .grid-cards {
        grid-template-columns: repeat(2, 1fr);
      }
      .timeline-process-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .cases-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-main-grid {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 768px) {
      .menu-toggle {
        display: block;
      }
      .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: #ffffff;
        flex-direction: column;
        padding: 16px;
        border-bottom: 1px solid var(--border-subtle);
        box-shadow: var(--shadow-md);
      }
      .nav-links.active {
        display: flex;
      }
      .nav-item {
        width: 100%;
        padding: 10px 14px;
      }
      .header-cta-group .btn-outline {
        display: none;
      }
      .hero-title {
        font-size: 2rem;
      }
      .hero-desc {
        font-size: 1rem;
      }
      .hero-metrics-grid {
        grid-template-columns: 1fr;
      }
      .grid-cards {
        grid-template-columns: 1fr;
      }
      .feature-showcase-split {
        grid-template-columns: 1fr;
        padding: 24px;
      }
      .timeline-process-grid {
        grid-template-columns: 1fr;
      }
      .cases-grid {
        grid-template-columns: 1fr;
      }
      .reviews-grid {
        grid-template-columns: 1fr;
      }
      .match-form-grid {
        grid-template-columns: 1fr;
        padding: 24px;
      }
      .footer-main-grid {
        grid-template-columns: 1fr;
      }
    }