:root {
      --primary: #2563eb;
      --primary-dark: #1d4ed8;
      --primary-light: #eff6ff;
      --accent: #f97316;
      --accent-hover: #ea580c;
      --accent-soft: #fff7ed;
      --text-main: #1e293b;
      --text-muted: #475569;
      --text-light: #64748b;
      --bg-page: #f8fafc;
      --bg-card: #ffffff;
      --border-color: #e2e8f0;
      --border-hover: #cbd5e1;
      --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.06);
      --shadow-md: 0 4px 16px -2px rgba(15, 23, 42, 0.08), 0 2px 6px -1px rgba(15, 23, 42, 0.04);
      --shadow-lg: 0 12px 28px -4px rgba(15, 23, 42, 0.12), 0 4px 10px -2px rgba(15, 23, 42, 0.04);
      --radius-sm: 8px;
      --radius-md: 12px;
      --radius-lg: 18px;
      --container-width: 1240px;
      --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    }

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

    html {
      scroll-behavior: smooth;
      font-size: 16px;
      background-color: var(--bg-page);
      color: var(--text-main);
    }

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      line-height: 1.6;
      background-color: var(--bg-page);
      color: var(--text-main);
      overflow-x: hidden;
      min-height: 100vh;
      display: flex;
      flex-direction: column;
    }

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

    /* 容器规范 */
    .site-container {
      width: 100%;
      max-width: var(--container-width);
      margin-left: auto;
      margin-right: auto;
      padding-left: 24px;
      padding-right: 24px;
    }

    /* 顶部导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.95);
      backdrop-filter: blur(10px);
      border-bottom: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }
    .nav-wrapper {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }
    .brand-group {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .brand-logo-wrap {
      display: flex;
      align-items: center;
      max-height: 44px;
    }
    .brand-logo-wrap img {
      max-height: 40px;
      width: auto;
      object-fit: contain;
    }
    .brand-name {
      font-size: 20px;
      font-weight: 700;
      color: #0f172a;
      letter-spacing: -0.5px;
      display: flex;
      align-items: center;
      gap: 6px;
    }
    .brand-badge {
      font-size: 11px;
      font-weight: 600;
      padding: 2px 6px;
      background: #e0f2fe;
      color: #0369a1;
      border-radius: 4px;
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 0;
      list-style: none;
    }
    .nav-links li a {
      display: inline-block;
      padding: 8px 14px;
      font-size: 15px;
      font-weight: 500;
      color: var(--text-muted);
      border-radius: var(--radius-sm);
    }
    .nav-links li a:hover,
    .nav-links li a.active {
      color: var(--primary);
      background-color: var(--primary-light);
    }

    .nav-actions {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 10px 20px;
      font-size: 14px;
      font-weight: 600;
      border-radius: var(--radius-sm);
      cursor: pointer;
      transition: var(--transition);
      border: 1px solid transparent;
      text-decoration: none;
      line-height: 1.4;
      white-space: nowrap;
    }
    .btn-primary {
      background: var(--primary);
      color: #ffffff !important;
      box-shadow: 0 2px 8px rgba(37, 99, 235, 0.25);
    }
    .btn-primary:hover {
      background: var(--primary-dark);
      transform: translateY(-1px);
      box-shadow: 0 4px 12px rgba(37, 99, 235, 0.35);
    }
    .btn-accent {
      background: var(--accent);
      color: #ffffff !important;
      box-shadow: 0 2px 8px rgba(249, 115, 22, 0.25);
    }
    .btn-accent:hover {
      background: var(--accent-hover);
      transform: translateY(-1px);
      box-shadow: 0 4px 12px rgba(249, 115, 22, 0.35);
    }
    .btn-outline {
      border-color: var(--border-color);
      background: #ffffff;
      color: var(--text-main);
    }
    .btn-outline:hover {
      border-color: var(--primary);
      color: var(--primary);
      background: var(--primary-light);
    }
    .btn-sm {
      padding: 6px 14px;
      font-size: 13px;
    }
    .btn-lg {
      padding: 14px 30px;
      font-size: 16px;
      border-radius: var(--radius-md);
    }

    .nav-toggle {
      display: none;
      background: none;
      border: none;
      font-size: 24px;
      cursor: pointer;
      color: var(--text-main);
      padding: 4px;
    }

    /* 通用分区块 */
    .page-section {
      padding: 72px 0;
      position: relative;
    }
    .section-alt {
      background-color: #f1f5f9;
      border-top: 1px solid var(--border-color);
      border-bottom: 1px solid var(--border-color);
    }
    .section-header {
      text-align: center;
      max-width: 800px;
      margin: 0 auto 48px auto;
    }
    .section-tag {
      display: inline-block;
      font-size: 13px;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 1px;
      color: var(--primary);
      background: var(--primary-light);
      padding: 4px 12px;
      border-radius: 20px;
      margin-bottom: 12px;
      border: 1px solid #dbeafe;
    }
    .section-title {
      font-size: 32px;
      font-weight: 800;
      color: #0f172a;
      line-height: 1.3;
      margin-bottom: 14px;
    }
    .section-desc {
      font-size: 16px;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* 首屏 HERO (无图片纯CSS高亮鲜活风格) */
    .hero-section {
      padding: 80px 0 60px 0;
      background: radial-gradient(100% 100% at 50% 0%, #e0f2fe 0%, #f8fafc 100%);
      border-bottom: 1px solid var(--border-color);
      position: relative;
    }
    .hero-content {
      text-align: center;
      max-width: 960px;
      margin: 0 auto;
    }
    .hero-pill {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: #ffffff;
      border: 1px solid #bfdbfe;
      padding: 6px 18px;
      border-radius: 30px;
      font-size: 13px;
      font-weight: 600;
      color: #1e40af;
      margin-bottom: 24px;
      box-shadow: 0 2px 6px rgba(37, 99, 235, 0.08);
    }
    .hero-pill .pulse-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: 40px;
      font-weight: 900;
      color: #0f172a;
      line-height: 1.25;
      margin-bottom: 20px;
      letter-spacing: -0.5px;
    }
    .hero-title span {
      color: var(--primary);
    }
    .hero-subtitle {
      font-size: 18px;
      color: var(--text-muted);
      line-height: 1.8;
      margin-bottom: 36px;
      max-width: 820px;
      margin-left: auto;
      margin-right: auto;
    }
    .hero-btn-group {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 16px;
      flex-wrap: wrap;
      margin-bottom: 48px;
    }
    .hero-feature-tags {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 10px;
      margin-bottom: 48px;
    }
    .feature-chip {
      background: #ffffff;
      border: 1px solid #cbd5e1;
      color: var(--text-main);
      padding: 6px 14px;
      font-size: 13px;
      font-weight: 500;
      border-radius: 6px;
      display: flex;
      align-items: center;
      gap: 6px;
    }
    .feature-chip .check-icon {
      color: #10b981;
      font-weight: bold;
    }

    /* 首屏数据指标卡 */
    .hero-stats-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      text-align: left;
    }
    .stat-box {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 20px;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }
    .stat-box:hover {
      transform: translateY(-3px);
      box-shadow: var(--shadow-md);
      border-color: #bfdbfe;
    }
    .stat-num {
      font-size: 28px;
      font-weight: 800;
      color: var(--primary);
      margin-bottom: 4px;
    }
    .stat-num .unit {
      font-size: 15px;
      font-weight: 600;
      color: var(--text-muted);
      margin-left: 2px;
    }
    .stat-label {
      font-size: 14px;
      font-weight: 600;
      color: var(--text-main);
      margin-bottom: 2px;
    }
    .stat-desc {
      font-size: 12px;
      color: var(--text-light);
    }

    /* 通用栅格卡片 */
    .grid-2 {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
    }
    .grid-3 {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .grid-4 {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
    }
    .card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: #bfdbfe;
    }

    .card-icon-box {
      width: 48px;
      height: 48px;
      border-radius: var(--radius-sm);
      background: var(--primary-light);
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 22px;
      margin-bottom: 16px;
      border: 1px solid #bfdbfe;
      flex-shrink: 0;
    }
    .card-icon-box.accent-icon {
      background: var(--accent-soft);
      color: var(--accent);
      border-color: #fed7aa;
    }
    .card-title {
      font-size: 18px;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 10px;
    }
    .card-text {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.65;
      flex-grow: 1;
    }
    .card-footer {
      margin-top: 16px;
      padding-top: 12px;
      border-top: 1px dashed var(--border-color);
      font-size: 13px;
      color: var(--primary);
      font-weight: 600;
      display: flex;
      align-items: center;
      justify-content: space-between;
    }

    /* 多模型生态徽章墙 */
    .model-tags-wrap {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      justify-content: center;
      margin-top: 24px;
    }
    .model-badge {
      background: #ffffff;
      border: 1px solid #e2e8f0;
      border-radius: 30px;
      padding: 6px 14px;
      font-size: 13px;
      font-weight: 600;
      color: #334155;
      display: inline-flex;
      align-items: center;
      gap: 6px;
      box-shadow: 0 1px 2px rgba(0,0,0,0.03);
      transition: var(--transition);
    }
    .model-badge:hover {
      border-color: var(--primary);
      color: var(--primary);
      background: var(--primary-light);
      transform: translateY(-2px);
    }
    .badge-dot {
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background: #3b82f6;
    }

    /* 对比评测卡与评分 */
    .score-banner {
      background: linear-gradient(135deg, #eff6ff 0%, #f0fdf4 100%);
      border: 1px solid #bfdbfe;
      border-radius: var(--radius-lg);
      padding: 32px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
      margin-bottom: 36px;
      box-shadow: var(--shadow-sm);
    }
    .score-main {
      display: flex;
      align-items: center;
      gap: 20px;
    }
    .score-circle {
      width: 90px;
      height: 90px;
      background: #ffffff;
      border: 4px solid #22c55e;
      border-radius: 50%;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      box-shadow: 0 4px 12px rgba(34, 197, 94, 0.15);
      flex-shrink: 0;
    }
    .score-num {
      font-size: 26px;
      font-weight: 900;
      color: #15803d;
      line-height: 1;
    }
    .score-max {
      font-size: 11px;
      font-weight: 600;
      color: var(--text-light);
    }
    .score-text-area h3 {
      font-size: 22px;
      font-weight: 800;
      color: #0f172a;
      margin-bottom: 6px;
    }
    .star-row {
      color: #f59e0b;
      font-size: 18px;
      margin-bottom: 6px;
    }

    .table-responsive {
      width: 100%;
      overflow-x: auto;
      background: #ffffff;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }
    .custom-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      min-width: 680px;
    }
    .custom-table th,
    .custom-table td {
      padding: 16px 20px;
      border-bottom: 1px solid var(--border-color);
      font-size: 14px;
    }
    .custom-table th {
      background: #f8fafc;
      font-weight: 700;
      color: #334155;
    }
    .custom-table tr:last-child td {
      border-bottom: none;
    }
    .custom-table .highlight-col {
      background: #f0fdf4;
      font-weight: 600;
      color: #166534;
    }
    .custom-table tr:hover td {
      background-color: #fafafa;
    }
    .custom-table tr:hover .highlight-col {
      background-color: #e6f9ed;
    }

    /* 流程步骤 */
    .steps-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      position: relative;
    }
    .step-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      position: relative;
    }
    .step-badge {
      width: 32px;
      height: 32px;
      background: var(--primary);
      color: #ffffff;
      font-weight: 700;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 14px;
      margin-bottom: 14px;
    }
    .step-card h4 {
      font-size: 16px;
      font-weight: 700;
      margin-bottom: 8px;
      color: #0f172a;
    }
    .step-card p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 案例展示区 */
    .case-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
    }
    .case-img-wrap {
      width: 100%;
      overflow: hidden;
      background: #f1f5f9;
      aspect-ratio: 16 / 9;
      position: relative;
      display: flex;
      align-items: center;
      justify-content: center;
    }
    .case-img-wrap.square-ratio {
      aspect-ratio: 1 / 1;
    }
    .case-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }
    .case-card:hover .case-img-wrap img {
      transform: scale(1.05);
    }
    .case-body {
      padding: 20px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
    }
    .case-category {
      font-size: 12px;
      font-weight: 700;
      color: var(--primary);
      margin-bottom: 6px;
    }
    .case-body h4 {
      font-size: 17px;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 8px;
    }
    .case-body p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
      flex-grow: 1;
    }

    /* 用户评论卡片 */
    .testimonial-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .testimonial-card:hover {
      box-shadow: var(--shadow-md);
      border-color: #bfdbfe;
    }
    .review-stars {
      color: #f59e0b;
      margin-bottom: 12px;
      font-size: 14px;
    }
    .review-text {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 18px;
      font-style: italic;
    }
    .reviewer-meta {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid #f1f5f9;
      padding-top: 12px;
    }
    .reviewer-avatar-placeholder {
      width: 42px;
      height: 42px;
      background: #e2e8f0;
      color: #334155;
      font-weight: 700;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 14px;
    }
    .reviewer-info h5 {
      font-size: 14px;
      font-weight: 700;
      color: #0f172a;
    }
    .reviewer-info span {
      font-size: 12px;
      color: var(--text-light);
    }

    /* FAQ 折叠面板 */
    .faq-container {
      max-width: 900px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    .faq-item {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      transition: var(--transition);
    }
    .faq-item.active {
      border-color: #93c5fd;
      box-shadow: var(--shadow-sm);
    }
    .faq-question {
      width: 100%;
      padding: 18px 24px;
      text-align: left;
      background: none;
      border: none;
      font-size: 16px;
      font-weight: 700;
      color: #0f172a;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
    }
    .faq-question:hover {
      color: var(--primary);
    }
    .faq-icon {
      font-size: 18px;
      font-weight: 600;
      color: var(--text-light);
      transition: transform 0.3s ease;
    }
    .faq-item.active .faq-icon {
      transform: rotate(45deg);
      color: var(--primary);
    }
    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease-out;
      background: #fafafa;
    }
    .faq-answer-inner {
      padding: 0 24px 20px 24px;
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* 需求表单与联系我们 */
    .contact-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 36px;
      align-items: start;
    }
    .contact-info-panel {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 32px;
      box-shadow: var(--shadow-sm);
    }
    .contact-info-item {
      display: flex;
      align-items: flex-start;
      gap: 16px;
      margin-bottom: 24px;
    }
    .contact-icon {
      width: 44px;
      height: 44px;
      background: var(--primary-light);
      color: var(--primary);
      border-radius: var(--radius-sm);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 20px;
      flex-shrink: 0;
    }
    .contact-details h4 {
      font-size: 16px;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 4px;
    }
    .contact-details p {
      font-size: 14px;
      color: var(--text-muted);
    }
    .qr-box-wrap {
      display: flex;
      align-items: center;
      gap: 20px;
      margin-top: 24px;
      padding: 20px;
      background: #f8fafc;
      border: 1px dashed var(--border-color);
      border-radius: var(--radius-md);
    }
    .qr-img-box {
      width: 110px;
      height: 110px;
      background: #ffffff;
      padding: 6px;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      flex-shrink: 0;
    }
    .qr-img-box img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    .form-panel {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 32px;
      box-shadow: var(--shadow-sm);
    }
    .form-group {
      margin-bottom: 18px;
    }
    .form-group label {
      display: block;
      font-size: 14px;
      font-weight: 600;
      color: #334155;
      margin-bottom: 6px;
    }
    .form-control {
      width: 100%;
      padding: 12px 14px;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      font-size: 14px;
      color: var(--text-main);
      background: #f8fafc;
      transition: var(--transition);
      outline: none;
    }
    .form-control:focus {
      background: #ffffff;
      border-color: var(--primary);
      box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
    }
    textarea.form-control {
      min-height: 110px;
      resize: vertical;
    }

    /* 行业资讯 / 文章板块 */
    .article-list {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
      margin-top: 24px;
    }
    .article-item {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 20px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      transition: var(--transition);
    }
    .article-item:hover {
      border-color: var(--primary);
      transform: translateY(-2px);
      box-shadow: var(--shadow-md);
    }
    .article-item h4 {
      font-size: 15px;
      font-weight: 700;
      color: #0f172a;
      line-height: 1.5;
      margin-bottom: 10px;
    }
    .article-meta {
      font-size: 12px;
      color: var(--text-light);
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    /* 加盟代理模块 */
    .agency-card {
      background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
      color: #ffffff;
      border-radius: var(--radius-lg);
      padding: 48px;
      box-shadow: var(--shadow-lg);
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 36px;
      align-items: center;
    }
    .agency-card h3 {
      font-size: 28px;
      font-weight: 800;
      margin-bottom: 16px;
      color: #ffffff;
    }
    .agency-card p {
      font-size: 15px;
      color: #cbd5e1;
      line-height: 1.7;
      margin-bottom: 24px;
    }
    .agency-perks {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
      margin-bottom: 28px;
    }
    .perk-item {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 14px;
      color: #e2e8f0;
    }
    .perk-item span {
      color: #38bdf8;
      font-weight: bold;
    }

    /* 友情链接与底部 */
    .links-section {
      background: #ffffff;
      padding: 36px 0;
      border-top: 1px solid var(--border-color);
      border-bottom: 1px solid var(--border-color);
    }
    .links-title {
      font-size: 14px;
      font-weight: 700;
      color: #334155;
      margin-bottom: 14px;
    }
    .links-flex {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
    }
    .links-flex a {
      font-size: 13px;
      color: var(--text-muted);
      background: #f1f5f9;
      padding: 6px 14px;
      border-radius: 6px;
      border: 1px solid #e2e8f0;
    }
    .links-flex a:hover {
      color: var(--primary);
      background: #eff6ff;
      border-color: #bfdbfe;
    }

    /* 统一页脚 (浅色高对比度) */
    .site-footer {
      background: #ffffff;
      color: #334155;
      padding: 48px 0 28px 0;
      margin-top: auto;
      border-top: 1px solid var(--border-color);
    }
    .footer-top-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1fr;
      gap: 36px;
      margin-bottom: 36px;
    }
    .footer-col h4 {
      font-size: 15px;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 16px;
    }
    .footer-col ul {
      list-style: none;
    }
    .footer-col ul li {
      margin-bottom: 10px;
    }
    .footer-col ul li a {
      font-size: 13px;
      color: var(--text-muted);
    }
    .footer-col ul li a:hover {
      color: var(--primary);
    }
    .footer-brand p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.7;
      margin-top: 12px;
      max-width: 320px;
    }
    .footer-bottom {
      border-top: 1px solid var(--border-color);
      padding-top: 24px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 12px;
      font-size: 13px;
      color: var(--text-light);
    }

    /* 浮动客服入口 */
    .floating-widget {
      position: fixed;
      right: 24px;
      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-color);
      box-shadow: var(--shadow-lg);
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      color: var(--text-main);
      transition: var(--transition);
      font-size: 18px;
      text-decoration: none;
    }
    .float-btn:hover {
      background: var(--primary);
      color: #ffffff;
      transform: scale(1.08);
    }
    .float-btn.primary-float {
      background: var(--primary);
      color: #ffffff;
    }
    .float-btn.primary-float:hover {
      background: var(--primary-dark);
    }

    /* 响应式调整 */
    @media (max-width: 1024px) {
      .hero-stats-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .grid-4 {
        grid-template-columns: repeat(2, 1fr);
      }
      .grid-3 {
        grid-template-columns: repeat(2, 1fr);
      }
      .steps-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-top-grid {
        grid-template-columns: 1fr 1fr;
      }
      .agency-card {
        grid-template-columns: 1fr;
      }
    }

    @media (max-width: 768px) {
      .nav-links {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 72px;
        left: 0;
        width: 100%;
        background: #ffffff;
        border-bottom: 1px solid var(--border-color);
        padding: 16px 24px;
        box-shadow: var(--shadow-md);
      }
      .nav-links.show {
        display: flex;
      }
      .nav-links li {
        width: 100%;
      }
      .nav-links li a {
        width: 100%;
        padding: 10px 0;
      }
      .nav-toggle {
        display: block;
      }
      .hero-title {
        font-size: 28px;
      }
      .hero-subtitle {
        font-size: 15px;
      }
      .grid-2, .grid-3, .grid-4, .steps-grid, .contact-grid, .article-list {
        grid-template-columns: 1fr;
      }
      .hero-stats-grid {
        grid-template-columns: 1fr;
      }
      .footer-top-grid {
        grid-template-columns: 1fr;
      }
      .score-banner {
        flex-direction: column;
        text-align: center;
      }
      .score-main {
        flex-direction: column;
      }
    }