:root {
      --primary: #0b57d0;
      --primary-dark: #0842a0;
      --primary-light: #e8f0fe;
      --accent: #2563eb;
      --accent-subtle: #f0f7ff;
      --text-main: #1e293b;
      --text-muted: #64748b;
      --border-color: #e2e8f0;
      --bg-page: #f8fafc;
      --bg-card: #ffffff;
      --shadow-sm: 0 1px 3px rgba(11, 87, 208, 0.05);
      --shadow-md: 0 4px 12px rgba(11, 87, 208, 0.08);
      --shadow-lg: 0 10px 25px rgba(11, 87, 208, 0.12);
      --radius-sm: 6px;
      --radius-md: 12px;
      --radius-lg: 18px;
      --container-max: 1240px;
    }

    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
      -webkit-font-smoothing: antialiased;
    }

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

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background-color: var(--bg-page);
      color: var(--text-main);
      line-height: 1.6;
      position: relative;
    }

    .container {
      width: 100%;
      max-width: var(--container-max);
      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, 0.96);
      backdrop-filter: blur(10px);
      border-bottom: 1px solid var(--border-color);
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
    }
    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }
    .brand-wrap {
      display: flex;
      align-items: center;
      gap: 12px;
      text-decoration: none;
    }
    .brand-wrap .ai-page-logo {
      height: 38px;
      width: auto;
      object-fit: contain;
    }
    .brand-text {
      font-size: 1.25rem;
      font-weight: 700;
      color: var(--primary-dark);
      letter-spacing: -0.5px;
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 0;
      list-style: none;
    }
    .nav-links li a {
      display: inline-block;
      padding: 8px 14px;
      font-size: 0.95rem;
      font-weight: 500;
      color: var(--text-main);
      text-decoration: none;
      transition: color 0.2s, background-color 0.2s;
      border-radius: var(--radius-sm);
    }
    .nav-links li a:hover,
    .nav-links li a.active {
      color: var(--primary);
      background-color: var(--primary-light);
    }

    .header-actions {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 10px 22px;
      font-size: 0.95rem;
      font-weight: 600;
      border-radius: var(--radius-sm);
      text-decoration: none;
      transition: all 0.25s ease;
      cursor: pointer;
      border: 1px solid transparent;
      white-space: nowrap;
    }
    .btn-primary {
      background: var(--primary);
      color: #ffffff;
      box-shadow: 0 3px 10px rgba(11, 87, 208, 0.25);
    }
    .btn-primary:hover {
      background: var(--primary-dark);
      transform: translateY(-1px);
      box-shadow: 0 5px 14px rgba(11, 87, 208, 0.35);
    }
    .btn-secondary {
      background: #ffffff;
      color: var(--primary);
      border-color: var(--border-color);
    }
    .btn-secondary:hover {
      background: var(--primary-light);
      border-color: var(--primary);
    }
    .btn-outline-white {
      background: rgba(255, 255, 255, 0.15);
      color: #ffffff;
      border-color: rgba(255, 255, 255, 0.6);
      backdrop-filter: blur(4px);
    }
    .btn-outline-white:hover {
      background: #ffffff;
      color: var(--primary-dark);
    }

    .menu-toggle {
      display: none;
      background: none;
      border: none;
      padding: 6px;
      cursor: pointer;
    }
    .menu-toggle svg {
      width: 28px;
      height: 28px;
      fill: var(--text-main);
    }

    /* 首屏 Hero 区 - 无图片设计 */
    .hero-section {
      background: radial-gradient(circle at 80% 20%, #dbeafe 0%, transparent 40%),
                  radial-gradient(circle at 20% 80%, #eff6ff 0%, transparent 45%),
                  linear-gradient(135deg, #ffffff 0%, #f0f7ff 100%);
      padding: 80px 0 60px;
      border-bottom: 1px solid var(--border-color);
      position: relative;
      overflow: hidden;
    }
    .hero-inner {
      display: flex;
      flex-direction: column;
      align-items: center;
      text-align: center;
    }
    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 16px;
      background: var(--primary-light);
      border: 1px solid #bfdbfe;
      border-radius: 999px;
      color: var(--primary-dark);
      font-size: 0.88rem;
      font-weight: 600;
      margin-bottom: 24px;
    }
    .hero-title {
      font-size: 2.75rem;
      line-height: 1.25;
      font-weight: 800;
      color: #0f172a;
      max-width: 900px;
      margin-bottom: 20px;
      letter-spacing: -0.8px;
    }
    .hero-subtitle {
      font-size: 1.15rem;
      line-height: 1.7;
      color: var(--text-muted);
      max-width: 760px;
      margin-bottom: 36px;
    }
    .hero-actions {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 16px;
      margin-bottom: 48px;
      flex-wrap: wrap;
    }
    .hero-features-strip {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      width: 100%;
      margin-top: 10px;
    }
    .hero-feature-card {
      background: #ffffff;
      padding: 22px 18px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      text-align: left;
      transition: transform 0.25s, box-shadow 0.25s;
    }
    .hero-feature-card:hover {
      transform: translateY(-3px);
      box-shadow: var(--shadow-md);
      border-color: #bfdbfe;
    }
    .hero-feature-title {
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--primary-dark);
      margin-bottom: 6px;
    }
    .hero-feature-desc {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.5;
    }

    /* 模块通用标题 */
    .section-wrap {
      padding: 80px 0;
      position: relative;
    }
    .section-alt {
      background-color: #ffffff;
    }
    .section-header {
      text-align: center;
      max-width: 760px;
      margin: 0 auto 52px;
    }
    .section-tag {
      display: inline-block;
      color: var(--primary);
      background-color: var(--primary-light);
      padding: 4px 14px;
      font-size: 0.82rem;
      font-weight: 700;
      border-radius: 999px;
      margin-bottom: 12px;
      text-transform: uppercase;
      letter-spacing: 0.5px;
    }
    .section-title {
      font-size: 2.1rem;
      font-weight: 700;
      color: #0f172a;
      line-height: 1.35;
      margin-bottom: 14px;
    }
    .section-desc {
      font-size: 1rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 数据指标网格 */
    .stats-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      margin-bottom: 40px;
    }
    .stat-card {
      background: #ffffff;
      padding: 28px 20px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      text-align: center;
    }
    .stat-value {
      font-size: 2.5rem;
      font-weight: 800;
      color: var(--primary);
      line-height: 1.1;
      margin-bottom: 8px;
    }
    .stat-label {
      font-size: 0.95rem;
      font-weight: 600;
      color: var(--text-main);
      margin-bottom: 4px;
    }
    .stat-info {
      font-size: 0.82rem;
      color: var(--text-muted);
    }

    /* 平台介绍 */
    .intro-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
      align-items: center;
    }
    .intro-content h3 {
      font-size: 1.5rem;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 16px;
      line-height: 1.4;
    }
    .intro-content p {
      font-size: 0.98rem;
      color: var(--text-muted);
      margin-bottom: 20px;
      line-height: 1.7;
    }
    .intro-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 12px;
      margin-bottom: 28px;
    }
    .intro-list li {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      font-size: 0.95rem;
      color: var(--text-main);
      font-weight: 500;
    }
    .intro-list svg {
      width: 20px;
      height: 20px;
      fill: var(--primary);
      flex-shrink: 0;
      margin-top: 2px;
    }
    .intro-box-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
    }
    .intro-sub-card {
      background: var(--accent-subtle);
      border: 1px solid #dbeafe;
      border-radius: var(--radius-md);
      padding: 20px;
    }
    .intro-sub-card h4 {
      font-size: 1.05rem;
      color: var(--primary-dark);
      font-weight: 700;
      margin-bottom: 6px;
    }
    .intro-sub-card p {
      font-size: 0.85rem;
      color: var(--text-muted);
      line-height: 1.5;
      margin: 0;
    }

    /* 支持模型标签云 */
    .models-cloud-wrap {
      margin-top: 40px;
      padding: 30px;
      background: #ffffff;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }
    .models-title {
      font-size: 1rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 16px;
      text-align: center;
    }
    .model-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      justify-content: center;
    }
    .model-pill {
      display: inline-block;
      padding: 6px 14px;
      font-size: 0.85rem;
      font-weight: 600;
      color: var(--primary-dark);
      background: var(--primary-light);
      border-radius: 999px;
      border: 1px solid #bfdbfe;
      transition: all 0.2s;
    }
    .model-pill:hover {
      background: var(--primary);
      color: #ffffff;
      transform: translateY(-2px);
    }

    /* AIGC 服务与场景网格 */
    .services-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .service-card {
      background: #ffffff;
      padding: 26px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      transition: transform 0.25s, box-shadow 0.25s;
      display: flex;
      flex-direction: column;
    }
    .service-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: #93c5fd;
    }
    .service-card-header {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 14px;
    }
    .service-icon-wrap {
      width: 44px;
      height: 44px;
      border-radius: 10px;
      background: var(--primary-light);
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
    }
    .service-icon-wrap svg {
      width: 22px;
      height: 22px;
      fill: var(--primary);
    }
    .service-card-title {
      font-size: 1.15rem;
      font-weight: 700;
      color: #0f172a;
    }
    .service-card-body {
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.6;
      flex-grow: 1;
      margin-bottom: 16px;
    }
    .service-card-tag {
      font-size: 0.8rem;
      font-weight: 600;
      color: var(--primary);
      background: #f1f5f9;
      display: inline-block;
      padding: 3px 10px;
      border-radius: 4px;
      align-self: flex-start;
    }

    /* 案例中心 */
    .media-card-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .media-card {
      background: #ffffff;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: transform 0.25s, box-shadow 0.25s;
    }
    .media-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
    }
    .media-thumb-wrap {
      position: relative;
      background: #e2e8f0;
      overflow: hidden;
    }
    .media-thumb-wrap.horizontal {
      aspect-ratio: 16 / 9;
    }
    .media-thumb-wrap.square {
      aspect-ratio: 1 / 1;
    }
    .media-thumb-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
      transition: transform 0.4s ease;
    }
    .media-card:hover .media-thumb-wrap img {
      transform: scale(1.04);
    }
    .media-card-body {
      padding: 20px;
    }
    .media-card-title {
      font-size: 1.05rem;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 8px;
    }
    .media-card-desc {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.5;
    }

    /* 对比评测卡片与表格 */
    .eval-highlight-box {
      background: linear-gradient(135deg, #0b57d0 0%, #1e40af 100%);
      color: #ffffff;
      border-radius: var(--radius-lg);
      padding: 36px 40px;
      margin-bottom: 40px;
      box-shadow: var(--shadow-lg);
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 24px;
    }
    .eval-score-wrap {
      display: flex;
      align-items: center;
      gap: 20px;
    }
    .eval-big-number {
      font-size: 4rem;
      font-weight: 900;
      line-height: 1;
      color: #ffffff;
    }
    .eval-stars-text {
      display: flex;
      flex-direction: column;
      gap: 4px;
    }
    .eval-stars {
      color: #fbbf24;
      font-size: 1.5rem;
      letter-spacing: 2px;
    }
    .eval-stars-desc {
      font-size: 0.95rem;
      color: rgba(255, 255, 255, 0.9);
    }
    .eval-summary-text {
      max-width: 580px;
      font-size: 1.05rem;
      line-height: 1.6;
      color: rgba(255, 255, 255, 0.95);
    }

    .table-container {
      width: 100%;
      overflow-x: auto;
      background: #ffffff;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }
    .compare-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      font-size: 0.95rem;
    }
    .compare-table th,
    .compare-table td {
      padding: 16px 20px;
      border-bottom: 1px solid var(--border-color);
    }
    .compare-table th {
      background: #f8fafc;
      font-weight: 700;
      color: #0f172a;
    }
    .compare-table tr:hover td {
      background-color: #f8fafc;
    }
    .highlight-col {
      background: var(--primary-light) !important;
      color: var(--primary-dark);
      font-weight: 600;
    }
    th.highlight-col {
      background: #dbeafe !important;
      color: var(--primary-dark);
    }
    .badge-check {
      color: #10b981;
      font-weight: 700;
      margin-right: 4px;
    }

    /* 流程步骤 */
    .steps-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      position: relative;
    }
    .step-card {
      background: #ffffff;
      padding: 28px 22px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      position: relative;
    }
    .step-index {
      font-size: 2.2rem;
      font-weight: 800;
      color: #dbeafe;
      line-height: 1;
      margin-bottom: 12px;
    }
    .step-name {
      font-size: 1.1rem;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 8px;
    }
    .step-desc {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.5;
    }

    /* 用户评论 */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .review-card {
      background: #ffffff;
      padding: 26px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .review-body {
      font-size: 0.95rem;
      color: var(--text-main);
      line-height: 1.6;
      margin-bottom: 20px;
      position: relative;
    }
    .review-author {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid #f1f5f9;
      padding-top: 14px;
    }
    .avatar-placeholder {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      background: var(--primary);
      color: #ffffff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 1rem;
      flex-shrink: 0;
    }
    .author-info h4 {
      font-size: 0.95rem;
      font-weight: 700;
      color: #0f172a;
    }
    .author-info p {
      font-size: 0.8rem;
      color: var(--text-muted);
    }

    /* 表单与需求匹配 */
    .form-wrapper {
      background: #ffffff;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-md);
      padding: 40px;
      max-width: 840px;
      margin: 0 auto;
    }
    .form-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
      margin-bottom: 20px;
    }
    .form-group {
      display: flex;
      flex-direction: column;
      gap: 6px;
      text-align: left;
    }
    .form-group.full-width {
      grid-column: 1 / -1;
    }
    .form-label {
      font-size: 0.9rem;
      font-weight: 600;
      color: var(--text-main);
    }
    .form-control {
      width: 100%;
      padding: 12px 14px;
      font-size: 0.95rem;
      color: var(--text-main);
      background: #f8fafc;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      outline: none;
      transition: border-color 0.2s, background 0.2s;
    }
    .form-control:focus {
      border-color: var(--primary);
      background: #ffffff;
    }
    textarea.form-control {
      resize: vertical;
      min-height: 120px;
    }

    /* FAQ 手风琴 */
    .faq-list {
      max-width: 860px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }
    .faq-item {
      background: #ffffff;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
    }
    .faq-question {
      width: 100%;
      padding: 20px 24px;
      text-align: left;
      font-size: 1.05rem;
      font-weight: 600;
      color: #0f172a;
      background: none;
      border: none;
      display: flex;
      justify-content: space-between;
      align-items: center;
      cursor: pointer;
      gap: 16px;
    }
    .faq-icon {
      width: 20px;
      height: 20px;
      flex-shrink: 0;
      transition: transform 0.25s;
    }
    .faq-item.active .faq-icon {
      transform: rotate(180deg);
    }
    .faq-answer {
      display: none;
      padding: 0 24px 20px;
      font-size: 0.95rem;
      color: var(--text-muted);
      line-height: 1.7;
      border-top: 1px dashed #f1f5f9;
      padding-top: 14px;
    }
    .faq-item.active .faq-answer {
      display: block;
    }

    /* 最新文章与资讯 */
    .articles-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
      margin-bottom: 24px;
    }
    .article-card {
      background: #ffffff;
      padding: 24px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .article-card h4 {
      font-size: 1.05rem;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 10px;
      line-height: 1.45;
    }
    .article-card p {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.55;
      margin-bottom: 16px;
      flex-grow: 1;
    }
    .article-link {
      font-size: 0.88rem;
      font-weight: 600;
      color: var(--primary);
      text-decoration: none;
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }
    .article-link:hover {
      text-decoration: underline;
    }

    /* 代理加盟板块 */
    .agent-banner {
      background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 100%);
      color: #ffffff;
      border-radius: var(--radius-lg);
      padding: 50px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 30px;
      flex-wrap: wrap;
    }
    .agent-info h3 {
      font-size: 1.85rem;
      font-weight: 800;
      margin-bottom: 12px;
      color: #ffffff;
    }
    .agent-info p {
      font-size: 1.05rem;
      color: rgba(255, 255, 255, 0.85);
      max-width: 600px;
      line-height: 1.6;
    }

    /* 悬浮客服面板 */
    .floating-service {
      position: fixed;
      right: 20px;
      bottom: 40px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .floating-btn {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: var(--primary);
      color: #ffffff;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 4px 14px rgba(11, 87, 208, 0.35);
      cursor: pointer;
      text-decoration: none;
      position: relative;
      transition: transform 0.2s;
    }
    .floating-btn:hover {
      transform: scale(1.08);
      background: var(--primary-dark);
    }
    .floating-btn svg {
      width: 24px;
      height: 24px;
      fill: #ffffff;
    }
    .floating-qr-pop {
      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-color);
      display: none;
      width: 160px;
      text-align: center;
    }
    .floating-qr-pop img {
      width: 100%;
      height: auto;
      display: block;
      border-radius: 4px;
      margin-bottom: 6px;
    }
    .floating-qr-pop span {
      font-size: 0.8rem;
      color: var(--text-main);
      font-weight: 600;
    }
    .floating-btn:hover .floating-qr-pop {
      display: block;
    }

    /* 底部专属区 */
    .site-footer {
      background: #0f172a;
      color: #94a3b8;
      padding-top: 60px;
      padding-bottom: 30px;
      border-top: 1px solid #1e293b;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.5fr;
      gap: 36px;
      margin-bottom: 40px;
    }
    .footer-brand h4 {
      font-size: 1.25rem;
      font-weight: 700;
      color: #ffffff;
      margin-bottom: 12px;
    }
    .footer-brand p {
      font-size: 0.9rem;
      line-height: 1.6;
      margin-bottom: 16px;
      max-width: 320px;
    }
    .footer-col h5 {
      font-size: 0.95rem;
      font-weight: 700;
      color: #ffffff;
      margin-bottom: 16px;
    }
    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .footer-links li a {
      color: #94a3b8;
      text-decoration: none;
      font-size: 0.88rem;
      transition: color 0.2s;
    }
    .footer-links li a:hover {
      color: #ffffff;
    }
    .footer-contact-info {
      font-size: 0.88rem;
      line-height: 1.8;
    }
    .footer-contact-info strong {
      color: #ffffff;
    }
    .footer-qr-wrap {
      margin-top: 12px;
      display: inline-block;
      width: 90px;
      background: #ffffff;
      padding: 4px;
      border-radius: 4px;
    }
    .footer-qr-wrap img {
      width: 100%;
      height: auto;
      display: block;
    }

    /* 友情链接区 */
    .friendly-links-wrap {
      border-top: 1px solid #1e293b;
      padding-top: 24px;
      margin-bottom: 24px;
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 12px;
    }
    .friendly-links-title {
      font-size: 0.88rem;
      font-weight: 700;
      color: #cbd5e1;
    }
    .friendly-links-list a {
      color: #94a3b8;
      font-size: 0.85rem;
      text-decoration: none;
      margin-right: 14px;
      transition: color 0.2s;
    }
    .friendly-links-list a:hover {
      color: #ffffff;
    }

    .footer-bottom {
      border-top: 1px solid #1e293b;
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 0.82rem;
      color: #64748b;
      flex-wrap: wrap;
      gap: 10px;
    }
    .footer-bottom a {
      color: #94a3b8;
      text-decoration: none;
    }
    .footer-bottom a:hover {
      color: #ffffff;
    }

    /* 响应式媒体查询 */
    @media (max-width: 1024px) {
      .hero-features-strip {
        grid-template-columns: repeat(2, 1fr);
      }
      .services-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .steps-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .media-card-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .articles-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-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-color);
        box-shadow: var(--shadow-md);
        gap: 4px;
      }
      .nav-links.active {
        display: flex;
      }
      .nav-links li {
        width: 100%;
      }
      .nav-links li a {
        display: block;
        width: 100%;
        padding: 10px 14px;
      }
      .header-actions .btn {
        padding: 8px 14px;
        font-size: 0.85rem;
      }
      .hero-title {
        font-size: 1.95rem;
      }
      .hero-features-strip {
        grid-template-columns: 1fr;
      }
      .stats-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .intro-grid {
        grid-template-columns: 1fr;
      }
      .services-grid {
        grid-template-columns: 1fr;
      }
      .steps-grid {
        grid-template-columns: 1fr;
      }
      .reviews-grid {
        grid-template-columns: 1fr;
      }
      .media-card-grid {
        grid-template-columns: 1fr;
      }
      .articles-grid {
        grid-template-columns: 1fr;
      }
      .eval-highlight-box {
        flex-direction: column;
        align-items: flex-start;
      }
      .form-grid {
        grid-template-columns: 1fr;
      }
      .form-wrapper {
        padding: 24px;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .agent-banner {
        padding: 30px 20px;
        flex-direction: column;
        align-items: flex-start;
      }
    }