:root {
      --primary-color: #ff3366;
      --secondary-color: #7928ca;
      --accent-color: #00f0ff;
      --vibrant-gradient: linear-gradient(135deg, #ff3366 0%, #ff6b3d 40%, #7928ca 100%);
      --bg-body: #faf9fd;
      --bg-card: #ffffff;
      --text-main: #1e1b2e;
      --text-muted: #5e5975;
      --border-color: #e9e4f0;
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --shadow-sm: 0 4px 12px rgba(121, 40, 202, 0.06);
      --shadow-md: 0 10px 30px rgba(121, 40, 202, 0.09);
      --transition-fast: all 0.25s ease;
    }

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

    html {
      scroll-behavior: smooth;
    }

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

    .site-container {
      width: 100%;
      max-width: 1240px;
      margin: 0 auto;
      padding: 0 20px;
    }

    /* 顶部导航 */
    header.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-color);
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.03);
    }

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

    .brand-area {
      display: flex;
      align-items: center;
      gap: 12px;
      text-decoration: none;
    }

    .brand-logo-box {
      width: 42px;
      height: 42px;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .brand-title-box h2 {
      font-size: 1.25rem;
      font-weight: 800;
      background: var(--vibrant-gradient);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      line-height: 1.2;
    }

    .brand-title-box p {
      font-size: 0.75rem;
      color: var(--text-muted);
    }

    .nav-menu {
      display: flex;
      align-items: center;
    }

    .nav-links {
      display: flex;
      align-items: center;
      list-style: none;
      gap: 0;
    }

    .nav-links li a {
      color: var(--text-main);
      text-decoration: none;
      font-weight: 600;
      font-size: 0.92rem;
      padding: 8px 12px;
      border-radius: var(--radius-sm);
      transition: var(--transition-fast);
      white-space: nowrap;
    }

    .nav-links li a:hover {
      color: var(--primary-color);
      background-color: rgba(255, 51, 102, 0.06);
    }

    .nav-actions {
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .btn-nav-primary {
      background: var(--vibrant-gradient);
      color: #ffffff !important;
      padding: 9px 20px;
      border-radius: 99px;
      font-size: 0.88rem;
      font-weight: 700;
      text-decoration: none;
      box-shadow: 0 4px 14px rgba(255, 51, 102, 0.35);
      transition: var(--transition-fast);
      display: inline-block;
    }

    .btn-nav-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 18px rgba(255, 51, 102, 0.45);
    }

    .mobile-menu-toggle {
      display: none;
      background: none;
      border: none;
      cursor: pointer;
      padding: 8px;
    }

    .mobile-menu-toggle span {
      display: block;
      width: 24px;
      height: 3px;
      background: var(--text-main);
      margin: 4px 0;
      border-radius: 2px;
      transition: var(--transition-fast);
    }

    /* 首屏 Hero */
    .hero-section {
      padding: 70px 0 60px;
      background: radial-gradient(circle at 85% 10%, rgba(255, 51, 102, 0.08) 0%, rgba(0, 240, 255, 0.05) 50%, transparent 70%);
      border-bottom: 1px solid var(--border-color);
      position: relative;
      overflow: hidden;
    }

    .hero-inner {
      text-align: center;
      max-width: 900px;
      margin: 0 auto;
    }

    .hero-badge {
      display: inline-block;
      padding: 6px 16px;
      border-radius: 99px;
      background: rgba(121, 40, 202, 0.08);
      color: var(--secondary-color);
      font-weight: 700;
      font-size: 0.85rem;
      letter-spacing: 0.5px;
      margin-bottom: 20px;
      border: 1px solid rgba(121, 40, 202, 0.18);
    }

    .hero-title {
      font-size: 2.75rem;
      line-height: 1.25;
      font-weight: 900;
      color: var(--text-main);
      margin-bottom: 20px;
      letter-spacing: -0.5px;
    }

    .hero-highlight {
      background: var(--vibrant-gradient);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .hero-desc {
      font-size: 1.15rem;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 35px;
      max-width: 780px;
      margin-left: auto;
      margin-right: auto;
    }

    .hero-cta-box {
      display: flex;
      justify-content: center;
      gap: 16px;
      flex-wrap: wrap;
      margin-bottom: 45px;
    }

    .btn-official-hero {
      background: var(--vibrant-gradient);
      color: #ffffff;
      padding: 15px 36px;
      font-size: 1.1rem;
      font-weight: 800;
      border-radius: 99px;
      text-decoration: none;
      box-shadow: 0 8px 24px rgba(255, 51, 102, 0.38);
      transition: var(--transition-fast);
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }

    .btn-official-hero:hover {
      transform: translateY(-3px) scale(1.02);
      box-shadow: 0 12px 30px rgba(255, 51, 102, 0.5);
    }

    .btn-sub-hero {
      background: #ffffff;
      color: var(--text-main);
      padding: 15px 32px;
      font-size: 1.05rem;
      font-weight: 700;
      border-radius: 99px;
      text-decoration: none;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      transition: var(--transition-fast);
    }

    .btn-sub-hero:hover {
      border-color: var(--secondary-color);
      color: var(--secondary-color);
      transform: translateY(-2px);
    }

    .hero-metrics {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      margin-top: 20px;
    }

    .metric-card {
      background: #ffffff;
      padding: 20px 14px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }

    .metric-num {
      font-size: 1.7rem;
      font-weight: 800;
      color: var(--primary-color);
      margin-bottom: 4px;
    }

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

    /* 通用Section布局 */
    section {
      padding: 70px 0;
      position: relative;
    }

    .section-header {
      text-align: center;
      max-width: 760px;
      margin: 0 auto 48px;
    }

    .section-tag {
      display: inline-block;
      color: var(--primary-color);
      background: rgba(255, 51, 102, 0.08);
      font-weight: 700;
      font-size: 0.82rem;
      padding: 4px 14px;
      border-radius: 99px;
      margin-bottom: 12px;
      text-transform: uppercase;
      letter-spacing: 1px;
    }

    .section-title {
      font-size: 2.1rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 12px;
      line-height: 1.3;
    }

    .section-desc {
      font-size: 1rem;
      color: var(--text-muted);
      line-height: 1.65;
    }

    /* 平台介绍 / 关于我们 */
    .about-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 36px;
      align-items: center;
    }

    .about-content-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 36px;
      box-shadow: var(--shadow-sm);
    }

    .about-content-card h3 {
      font-size: 1.5rem;
      font-weight: 800;
      margin-bottom: 18px;
      color: var(--text-main);
    }

    .about-content-card p {
      color: var(--text-muted);
      margin-bottom: 16px;
      font-size: 0.96rem;
      line-height: 1.7;
    }

    .about-feature-list {
      list-style: none;
      margin-top: 20px;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
    }

    .about-feature-list li {
      font-size: 0.92rem;
      font-weight: 600;
      color: var(--text-main);
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .about-feature-list li::before {
      content: "✓";
      color: var(--primary-color);
      font-weight: 800;
    }

    .media-card-wrap {
      border-radius: var(--radius-lg);
      overflow: hidden;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-md);
      background: #ffffff;
      padding: 10px;
    }

    .media-card-wrap img {
      width: 100%;
      height: auto;
      border-radius: var(--radius-md);
      display: block;
    }

    /* 聚合模型展区 */
    .models-marquee-box {
      background: #ffffff;
      border-radius: var(--radius-lg);
      padding: 30px;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      margin-top: 30px;
    }

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

    .model-pill {
      background: #f4f1f8;
      border: 1px solid #e2dcee;
      padding: 6px 16px;
      border-radius: 99px;
      font-size: 0.86rem;
      font-weight: 700;
      color: var(--text-main);
      transition: var(--transition-fast);
    }

    .model-pill:hover {
      background: var(--secondary-color);
      color: #ffffff;
      border-color: var(--secondary-color);
      transform: translateY(-2px);
    }

    /* 一站式创作场景矩阵 (28项能力网格) */
    .features-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
      gap: 20px;
    }

    .feature-box {
      background: var(--bg-card);
      border-radius: var(--radius-md);
      padding: 24px;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      transition: var(--transition-fast);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .feature-box:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: rgba(255, 51, 102, 0.4);
    }

    .feature-head {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 12px;
    }

    .feature-icon-badge {
      width: 40px;
      height: 40px;
      border-radius: 10px;
      background: linear-gradient(135deg, rgba(255, 51, 102, 0.12), rgba(121, 40, 202, 0.12));
      color: var(--primary-color);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 1.1rem;
    }

    .feature-box h3 {
      font-size: 1.15rem;
      font-weight: 700;
      color: var(--text-main);
    }

    .feature-box p {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 行业方案 */
    .industry-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .industry-card {
      background: #ffffff;
      border-radius: var(--radius-lg);
      padding: 30px;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      transition: var(--transition-fast);
    }

    .industry-card:hover {
      transform: translateY(-3px);
      border-color: var(--secondary-color);
    }

    .industry-card h3 {
      font-size: 1.25rem;
      font-weight: 800;
      margin-bottom: 12px;
      color: var(--secondary-color);
    }

    .industry-card p {
      font-size: 0.9rem;
      color: var(--text-muted);
      margin-bottom: 16px;
    }

    .industry-card ul {
      list-style: none;
      padding-left: 0;
    }

    .industry-card ul li {
      font-size: 0.86rem;
      color: var(--text-main);
      margin-bottom: 8px;
      display: flex;
      align-items: center;
      gap: 6px;
    }

    .industry-card ul li::before {
      content: "•";
      color: var(--primary-color);
      font-weight: bold;
    }

    /* 服务网络与流程 */
    .process-timeline {
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 16px;
      margin-top: 30px;
    }

    .process-step {
      background: #ffffff;
      padding: 24px 16px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      text-align: center;
      position: relative;
    }

    .step-badge {
      width: 36px;
      height: 36px;
      margin: 0 auto 12px;
      background: var(--vibrant-gradient);
      color: #ffffff;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 0.9rem;
    }

    .process-step h4 {
      font-size: 1rem;
      font-weight: 700;
      margin-bottom: 8px;
      color: var(--text-main);
    }

    .process-step p {
      font-size: 0.82rem;
      color: var(--text-muted);
      line-height: 1.5;
    }

    /* 案例中心展示 */
    .banner-gallery-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      margin-bottom: 30px;
    }

    .banner-item {
      background: #ffffff;
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }

    .banner-item img {
      width: 100%;
      height: auto;
      display: block;
      transition: var(--transition-fast);
    }

    .banner-item:hover img {
      transform: scale(1.03);
    }

    .material-split-grid {
      display: grid;
      grid-template-columns: 2fr 1fr;
      gap: 20px;
    }

    .material-box {
      background: #ffffff;
      padding: 12px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
    }

    .material-box img {
      width: 100%;
      height: auto;
      border-radius: var(--radius-sm);
      display: block;
    }

    /* 对比评测规范区域 */
    .review-score-banner {
      background: linear-gradient(135deg, rgba(255, 51, 102, 0.06), rgba(121, 40, 202, 0.08));
      border: 1px solid rgba(255, 51, 102, 0.2);
      border-radius: var(--radius-lg);
      padding: 30px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 30px;
    }

    .score-left h3 {
      font-size: 1.6rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 6px;
    }

    .score-left p {
      color: var(--text-muted);
      font-size: 0.95rem;
    }

    .score-right {
      display: flex;
      align-items: center;
      gap: 20px;
    }

    .stars-badge {
      font-size: 1.4rem;
      color: #ff9900;
      letter-spacing: 2px;
    }

    .rating-number {
      font-size: 2.8rem;
      font-weight: 900;
      color: var(--primary-color);
      line-height: 1;
    }

    .rating-sub {
      font-size: 0.95rem;
      color: var(--text-muted);
    }

    .comparison-table-wrapper {
      background: #ffffff;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      overflow-x: auto;
    }

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

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

    .comparison-table th {
      background: #fbf9fc;
      font-weight: 800;
      color: var(--text-main);
    }

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

    .table-tag-win {
      color: var(--primary-color);
      font-weight: 800;
    }

    /* Token 比价 */
    .token-table-wrap {
      background: #ffffff;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      padding: 24px;
      box-shadow: var(--shadow-sm);
      overflow-x: auto;
    }

    .token-table {
      width: 100%;
      border-collapse: collapse;
      min-width: 600px;
    }

    .token-table th, .token-table td {
      padding: 14px 18px;
      text-align: left;
      font-size: 0.92rem;
      border-bottom: 1px solid var(--border-color);
    }

    .token-table th {
      background: #fbf9fd;
      color: var(--text-main);
      font-weight: 800;
    }

    .price-down {
      color: #00a854;
      font-weight: 800;
    }

    /* 用户评论 (6条) */
    .testimonials-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 22px;
    }

    .testimonial-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;
    }

    .testimonial-stars {
      color: #ff9900;
      margin-bottom: 10px;
      font-size: 0.9rem;
    }

    .testimonial-text {
      font-size: 0.9rem;
      color: var(--text-main);
      line-height: 1.65;
      margin-bottom: 16px;
      font-style: normal;
    }

    .testimonial-user {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px dashed var(--border-color);
      padding-top: 12px;
    }

    .user-avatar-circle {
      width: 40px;
      height: 40px;
      border-radius: 50%;
      background: var(--vibrant-gradient);
      color: #ffffff;
      font-weight: 800;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 0.9rem;
    }

    .user-meta h4 {
      font-size: 0.95rem;
      font-weight: 700;
      color: var(--text-main);
    }

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

    /* 加盟代理模块 */
    .agency-card-wrap {
      background: linear-gradient(135deg, #2a0845 0%, #6441a5 100%);
      border-radius: var(--radius-lg);
      padding: 45px;
      color: #ffffff;
      display: grid;
      grid-template-columns: 1.4fr 1fr;
      gap: 30px;
      align-items: center;
    }

    .agency-text h3 {
      font-size: 1.85rem;
      font-weight: 800;
      margin-bottom: 14px;
      color: #ffffff;
    }

    .agency-text p {
      color: #e2d9f3;
      font-size: 0.96rem;
      line-height: 1.7;
      margin-bottom: 24px;
    }

    .agency-points {
      list-style: none;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
    }

    .agency-points li {
      font-size: 0.9rem;
      color: #ffffff;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .agency-points li::before {
      content: "✦";
      color: var(--accent-color);
    }

    .agency-action-box {
      background: rgba(255, 255, 255, 0.1);
      backdrop-filter: blur(10px);
      padding: 30px;
      border-radius: var(--radius-md);
      text-align: center;
      border: 1px solid rgba(255, 255, 255, 0.2);
    }

    .agency-action-box h4 {
      font-size: 1.25rem;
      margin-bottom: 10px;
      color: #ffffff;
    }

    .agency-action-box p {
      font-size: 0.85rem;
      color: #ded6f0;
      margin-bottom: 20px;
    }

    /* FAQ 折叠面板 (>=10) */
    .faq-container {
      max-width: 880px;
      margin: 0 auto;
    }

    .faq-item {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      margin-bottom: 12px;
      overflow: hidden;
      box-shadow: var(--shadow-sm);
    }

    .faq-question {
      padding: 18px 22px;
      font-weight: 700;
      font-size: 0.98rem;
      color: var(--text-main);
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      background: #ffffff;
      user-select: none;
    }

    .faq-question::after {
      content: "+";
      font-size: 1.3rem;
      color: var(--primary-color);
      transition: var(--transition-fast);
    }

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

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease;
      background: #fcfbfe;
      border-top: 1px solid transparent;
    }

    .faq-item.active .faq-answer {
      max-height: 240px;
      border-top: 1px solid var(--border-color);
    }

    .faq-answer-inner {
      padding: 18px 22px;
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.65;
    }

    /* 文章与AI百科板块 */
    .news-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
    }

    .news-panel {
      background: #ffffff;
      border-radius: var(--radius-lg);
      padding: 28px;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }

    .news-panel h3 {
      font-size: 1.25rem;
      font-weight: 800;
      margin-bottom: 16px;
      color: var(--text-main);
      border-bottom: 2px solid #f3eff8;
      padding-bottom: 10px;
    }

    .article-links-list {
      list-style: none;
    }

    .article-links-list li {
      padding: 10px 0;
      border-bottom: 1px dashed var(--border-color);
    }

    .article-links-list li:last-child {
      border-bottom: none;
    }

    .article-links-list a {
      color: var(--text-main);
      text-decoration: none;
      font-size: 0.92rem;
      transition: var(--transition-fast);
      display: block;
      overflow: hidden;
      text-overflow: ellipsis;
      white-space: nowrap;
    }

    .article-links-list a:hover {
      color: var(--primary-color);
      padding-left: 6px;
    }

    /* 需求匹配与表单板块 */
    .contact-wrapper {
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 30px;
      background: #ffffff;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-md);
      overflow: hidden;
    }

    .contact-form-area {
      padding: 40px;
    }

    .contact-form-area h3 {
      font-size: 1.5rem;
      font-weight: 800;
      margin-bottom: 8px;
      color: var(--text-main);
    }

    .contact-form-area p {
      font-size: 0.9rem;
      color: var(--text-muted);
      margin-bottom: 24px;
    }

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

    .form-group label {
      display: block;
      font-size: 0.88rem;
      font-weight: 700;
      margin-bottom: 6px;
      color: var(--text-main);
    }

    .form-control {
      width: 100%;
      padding: 11px 14px;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      font-size: 0.92rem;
      background: #faf8fc;
      transition: var(--transition-fast);
      color: var(--text-main);
    }

    .form-control:focus {
      outline: none;
      border-color: var(--primary-color);
      background: #ffffff;
      box-shadow: 0 0 0 3px rgba(255, 51, 102, 0.15);
    }

    textarea.form-control {
      resize: vertical;
      min-height: 90px;
    }

    .btn-submit-form {
      width: 100%;
      background: var(--vibrant-gradient);
      color: #ffffff;
      padding: 13px 20px;
      font-size: 1rem;
      font-weight: 800;
      border: none;
      border-radius: var(--radius-sm);
      cursor: pointer;
      box-shadow: 0 4px 14px rgba(255, 51, 102, 0.3);
      transition: var(--transition-fast);
    }

    .btn-submit-form:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 18px rgba(255, 51, 102, 0.45);
    }

    .contact-info-area {
      background: #faf8fc;
      padding: 40px;
      border-left: 1px solid var(--border-color);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .contact-info-area h3 {
      font-size: 1.35rem;
      font-weight: 800;
      margin-bottom: 20px;
      color: var(--text-main);
    }

    .info-list-items {
      list-style: none;
      margin-bottom: 24px;
    }

    .info-list-items li {
      margin-bottom: 12px;
      font-size: 0.92rem;
      color: var(--text-main);
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .qr-card-box {
      text-align: center;
      background: #ffffff;
      padding: 20px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }

    .qr-card-box img {
      width: 130px;
      height: 130px;
      object-fit: cover;
      margin: 0 auto 10px;
      display: block;
      border-radius: var(--radius-sm);
      border: 1px solid var(--border-color);
    }

    .qr-card-box p {
      font-size: 0.85rem;
      font-weight: 700;
      color: var(--text-main);
    }

    /* 友情链接与底部 */
    .links-section {
      padding: 40px 0;
      background: #ffffff;
      border-top: 1px solid var(--border-color);
    }

    .links-title {
      font-size: 1rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 14px;
    }

    .links-cloud {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
    }

    .links-cloud a {
      font-size: 0.86rem;
      color: var(--text-muted);
      text-decoration: none;
      padding: 5px 12px;
      border-radius: var(--radius-sm);
      background: #f7f5fa;
      border: 1px solid var(--border-color);
      transition: var(--transition-fast);
    }

    .links-cloud a:hover {
      color: var(--primary-color);
      border-color: var(--primary-color);
      background: #ffffff;
    }

    footer.site-footer {
      background: #191428;
      color: #bbb4c9;
      padding: 40px 0 30px;
      font-size: 0.88rem;
    }

    .footer-content {
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 20px;
      padding-bottom: 24px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }

    .footer-brand h4 {
      font-size: 1.25rem;
      color: #ffffff;
      font-weight: 800;
      margin-bottom: 6px;
    }

    .footer-brand p {
      font-size: 0.82rem;
      color: #928ca1;
    }

    .footer-nav {
      display: flex;
      gap: 18px;
    }

    .footer-nav a {
      color: #d1cbdc;
      text-decoration: none;
      font-size: 0.86rem;
      transition: var(--transition-fast);
    }

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

    .footer-copyright {
      padding-top: 20px;
      text-align: center;
      font-size: 0.82rem;
      color: #7b758b;
    }

    /* 浮动客服入口 */
    .floating-contact-panel {
      position: fixed;
      right: 20px;
      bottom: 30px;
      z-index: 990;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .float-btn {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: #ffffff;
      color: var(--text-main);
      box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
      border: 1px solid var(--border-color);
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      text-decoration: none;
      font-size: 1.1rem;
      transition: var(--transition-fast);
    }

    .float-btn:hover {
      background: var(--primary-color);
      color: #ffffff;
      transform: translateY(-2px);
    }

    .float-btn.top-btn {
      display: none;
    }

    /* 响应式媒体查询 */
    @media (max-width: 992px) {
      .nav-menu {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: #ffffff;
        padding: 20px;
        border-bottom: 1px solid var(--border-color);
        box-shadow: 0 10px 20px rgba(0,0,0,0.08);
      }

      .nav-menu.active {
        display: block;
      }

      .nav-links {
        flex-direction: column;
        align-items: flex-start;
      }

      .nav-links li {
        width: 100%;
      }

      .nav-links li a {
        display: block;
        padding: 10px 0;
        width: 100%;
      }

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

      .hero-title {
        font-size: 2.1rem;
      }

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

      .about-grid, .contact-wrapper, .agency-card-wrap, .news-grid {
        grid-template-columns: 1fr;
      }

      .contact-info-area {
        border-left: none;
        border-top: 1px solid var(--border-color);
      }

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

      .material-split-grid {
        grid-template-columns: 1fr;
      }

      .process-timeline {
        grid-template-columns: 1fr 1fr;
      }

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

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

    @media (max-width: 640px) {
      .hero-title {
        font-size: 1.75rem;
      }

      .hero-metrics {
        grid-template-columns: 1fr;
      }

      .banner-gallery-grid {
        grid-template-columns: 1fr;
      }

      .process-timeline {
        grid-template-columns: 1fr;
      }

      .review-score-banner {
        flex-direction: column;
        text-align: center;
        gap: 16px;
      }
    }