:root {
      --primary: #1d4ed8;
      --primary-dark: #1e3a8a;
      --primary-light: #3b82f6;
      --accent: #0284c7;
      --accent-bright: #0ea5e9;
      --bg-page: #f8fafc;
      --bg-card: #ffffff;
      --bg-card-alt: #f1f5f9;
      --text-main: #0f172a;
      --text-muted: #475569;
      --text-light: #64748b;
      --border-color: #e2e8f0;
      --border-hover: #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 rgba(29, 78, 216, 0.12);
      --radius-sm: 6px;
      --radius-md: 10px;
      --radius-lg: 16px;
      --transition: all 0.25s ease;
    }

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

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

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "WenQuanYi Micro Hei", sans-serif;
      background-color: var(--bg-page);
      color: var(--text-main);
      line-height: 1.6;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }

    /* 统一全局容器 */
    .container {
      width: 100%;
      max-width: 1200px;
      margin-left: auto;
      margin-right: auto;
      padding-left: 20px;
      padding-right: 20px;
    }

    /* 链接与排版规范 */
    a {
      color: var(--primary);
      text-decoration: none;
      transition: var(--transition);
    }
    a:hover {
      color: var(--primary-dark);
    }

    /* 顶部导航 */
    .header-nav {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.96);
      backdrop-filter: blur(8px);
      border-bottom: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }
    .nav-container {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }
    .brand-box {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .brand-box img {
      max-height: 42px;
      width: auto;
      display: block;
    }
    .brand-title {
      font-size: 1.25rem;
      font-weight: 700;
      color: var(--primary-dark);
      letter-spacing: -0.5px;
    }

    /* 按照要求 .nav-links 的 gap 设置为 0 */
    .nav-links {
      display: flex;
      align-items: center;
      list-style: none;
      gap: 0;
    }
    .nav-links li a {
      display: block;
      padding: 8px 12px;
      color: var(--text-muted);
      font-size: 0.925rem;
      font-weight: 500;
      border-radius: var(--radius-sm);
    }
    .nav-links li a:hover,
    .nav-links li a.active {
      color: var(--primary);
      background-color: #eff6ff;
    }

    .nav-actions {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 9px 18px;
      font-size: 0.925rem;
      font-weight: 600;
      border-radius: var(--radius-md);
      cursor: pointer;
      border: 1px solid transparent;
      transition: var(--transition);
      white-space: nowrap;
    }
    .btn-primary {
      background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
      color: #ffffff !important;
      box-shadow: 0 2px 8px rgba(29, 78, 216, 0.25);
    }
    .btn-primary:hover {
      background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
      transform: translateY(-1px);
      box-shadow: 0 4px 12px rgba(29, 78, 216, 0.35);
    }
    .btn-outline {
      background-color: #ffffff;
      border-color: var(--primary);
      color: var(--primary);
    }
    .btn-outline:hover {
      background-color: #eff6ff;
      border-color: var(--primary-dark);
      color: var(--primary-dark);
    }
    .btn-accent {
      background: linear-gradient(135deg, #0284c7 0%, #0ea5e9 100%);
      color: #ffffff !important;
    }
    .btn-accent:hover {
      background: linear-gradient(135deg, #0369a1 0%, #0284c7 100%);
      transform: translateY(-1px);
    }

    .mobile-menu-btn {
      display: none;
      background: none;
      border: none;
      padding: 8px;
      cursor: pointer;
      color: var(--text-main);
    }
    .mobile-menu-btn svg {
      width: 24px;
      height: 24px;
      display: block;
    }

    /* 区域通用标题 */
    .section-header {
      text-align: center;
      max-width: 800px;
      margin: 0 auto 48px auto;
    }
    .section-tag {
      display: inline-block;
      font-size: 0.825rem;
      font-weight: 700;
      color: var(--primary);
      background-color: #dbeafe;
      padding: 4px 12px;
      border-radius: 999px;
      margin-bottom: 12px;
      text-transform: uppercase;
      letter-spacing: 0.5px;
    }
    .section-title {
      font-size: 2rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 14px;
      line-height: 1.3;
    }
    .section-desc {
      font-size: 1rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 首屏 Hero (严格无图片，纯CSS与科技质感几何) */
    .hero-section {
      background: linear-gradient(180deg, #eff6ff 0%, #f8fafc 100%);
      padding: 72px 0 64px 0;
      position: relative;
      overflow: hidden;
      border-bottom: 1px solid var(--border-color);
    }
    .hero-bg-decor {
      position: absolute;
      top: -100px;
      right: -100px;
      width: 450px;
      height: 450px;
      background: radial-gradient(circle, rgba(59, 130, 246, 0.15) 0%, rgba(248, 250, 252, 0) 70%);
      border-radius: 50%;
      pointer-events: none;
    }
    .hero-bg-decor-left {
      position: absolute;
      bottom: -80px;
      left: -80px;
      width: 350px;
      height: 350px;
      background: radial-gradient(circle, rgba(14, 165, 233, 0.12) 0%, rgba(248, 250, 252, 0) 70%);
      border-radius: 50%;
      pointer-events: none;
    }
    .hero-content {
      position: relative;
      z-index: 2;
      text-align: center;
      max-width: 900px;
      margin: 0 auto;
    }
    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background-color: #ffffff;
      border: 1px solid #bfdbfe;
      color: var(--primary-dark);
      padding: 6px 16px;
      border-radius: 999px;
      font-size: 0.875rem;
      font-weight: 600;
      margin-bottom: 24px;
      box-shadow: 0 2px 6px rgba(37, 99, 235, 0.08);
    }
    .hero-badge-dot {
      width: 8px;
      height: 8px;
      background-color: #10b981;
      border-radius: 50%;
      box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
    }
    .hero-title {
      font-size: 2.5rem;
      font-weight: 800;
      color: #0f172a;
      line-height: 1.25;
      margin-bottom: 20px;
      letter-spacing: -0.5px;
    }
    .hero-title span {
      color: var(--primary);
      position: relative;
    }
    .hero-subtitle {
      font-size: 1.15rem;
      color: var(--text-muted);
      margin-bottom: 36px;
      line-height: 1.7;
    }
    .hero-cta-group {
      display: flex;
      justify-content: center;
      align-items: center;
      gap: 16px;
      flex-wrap: wrap;
      margin-bottom: 48px;
    }
    .hero-cta-group .btn {
      padding: 13px 28px;
      font-size: 1rem;
    }

    /* 首屏数据指标卡片 */
    .hero-stats-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      margin-top: 24px;
    }
    .stat-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 20px 16px;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      text-align: center;
    }
    .stat-card:hover {
      transform: translateY(-3px);
      box-shadow: var(--shadow-md);
      border-color: #bfdbfe;
    }
    .stat-number {
      font-size: 1.75rem;
      font-weight: 800;
      color: var(--primary);
      margin-bottom: 4px;
      font-family: inherit;
    }
    .stat-label {
      font-size: 0.875rem;
      color: var(--text-muted);
      font-weight: 500;
    }

    /* 模块通用样式 */
    section {
      padding: 80px 0;
      border-bottom: 1px solid var(--border-color);
    }
    .section-alt {
      background-color: #ffffff;
    }

    /* 平台介绍与关于我们 */
    .intro-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
      align-items: center;
    }
    .intro-box h3 {
      font-size: 1.5rem;
      font-weight: 700;
      margin-bottom: 16px;
      color: var(--text-main);
    }
    .intro-box p {
      color: var(--text-muted);
      margin-bottom: 20px;
      font-size: 0.975rem;
    }
    .intro-feature-list {
      list-style: none;
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 16px;
      margin-top: 24px;
    }
    .intro-feature-item {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      font-size: 0.925rem;
      font-weight: 600;
      color: var(--text-main);
    }
    .intro-feature-icon {
      width: 22px;
      height: 22px;
      background-color: #dbeafe;
      color: var(--primary);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 0.75rem;
      font-weight: bold;
      flex-shrink: 0;
    }
    .intro-card-panel {
      background: linear-gradient(145deg, #ffffff 0%, #f0f7ff 100%);
      border: 1px solid #bfdbfe;
      border-radius: var(--radius-lg);
      padding: 32px;
      box-shadow: var(--shadow-md);
    }
    .intro-card-title {
      font-size: 1.15rem;
      font-weight: 700;
      color: var(--primary-dark);
      margin-bottom: 16px;
    }
    .model-tags-cloud {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-bottom: 24px;
    }
    .model-tag {
      font-size: 0.8rem;
      font-weight: 600;
      padding: 5px 11px;
      background-color: #ffffff;
      border: 1px solid #cbd5e1;
      border-radius: var(--radius-sm);
      color: var(--text-main);
    }
    .model-tag.highlight {
      background-color: #1d4ed8;
      color: #ffffff;
      border-color: #1d4ed8;
    }

    /* AIGC 核心业务卡片矩阵 (全场景) */
    .services-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .service-card {
      background-color: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 28px;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .service-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-lg);
      border-color: #93c5fd;
    }
    .service-card-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 16px;
    }
    .service-icon-box {
      width: 44px;
      height: 44px;
      border-radius: var(--radius-md);
      background-color: #eff6ff;
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: bold;
      font-size: 1.1rem;
    }
    .service-tag-pill {
      font-size: 0.75rem;
      font-weight: 600;
      padding: 3px 8px;
      border-radius: 4px;
      background-color: #f1f5f9;
      color: var(--text-muted);
    }
    .service-card h4 {
      font-size: 1.15rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 10px;
    }
    .service-card p {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 16px;
    }
    .service-features {
      list-style: none;
      font-size: 0.825rem;
      color: var(--text-light);
      border-top: 1px dashed var(--border-color);
      padding-top: 12px;
      margin-top: auto;
    }
    .service-features li {
      margin-bottom: 4px;
      display: flex;
      align-items: center;
      gap: 6px;
    }
    .service-features li::before {
      content: "•";
      color: var(--primary);
      font-weight: bold;
    }

    /* 一站式制作与素材展示 (图文混合) */
    .onestop-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 36px;
      align-items: center;
      margin-bottom: 40px;
    }
    .media-card {
      background-color: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
    }
    .media-card-img-wrap {
      width: 100%;
      aspect-ratio: 16 / 9;
      overflow: hidden;
      background-color: #f1f5f9;
    }
    .media-card-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
      transition: var(--transition);
    }
    .media-card:hover .media-card-img-wrap img {
      transform: scale(1.03);
    }
    .media-card-body {
      padding: 20px;
    }
    .media-card-body h4 {
      font-size: 1.1rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 8px;
    }
    .media-card-body p {
      font-size: 0.875rem;
      color: var(--text-muted);
    }

    /* 行业方案展示卡片 */
    .solutions-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .solution-item {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px 20px;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }
    .solution-item:hover {
      border-color: var(--primary);
      box-shadow: var(--shadow-md);
      transform: translateY(-3px);
    }
    .solution-icon {
      font-size: 1.5rem;
      margin-bottom: 12px;
      display: inline-block;
      color: var(--primary);
    }
    .solution-item h4 {
      font-size: 1.05rem;
      font-weight: 700;
      margin-bottom: 8px;
      color: var(--text-main);
    }
    .solution-item p {
      font-size: 0.85rem;
      color: var(--text-muted);
      line-height: 1.5;
    }

    /* 标准流程时间线 */
    .process-steps {
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 16px;
      position: relative;
    }
    .step-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px 16px;
      text-align: center;
      position: relative;
    }
    .step-number {
      width: 36px;
      height: 36px;
      background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
      color: #ffffff;
      font-weight: 800;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      margin: 0 auto 14px auto;
      font-size: 1rem;
    }
    .step-card h4 {
      font-size: 1rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 6px;
    }
    .step-card p {
      font-size: 0.825rem;
      color: var(--text-muted);
      line-height: 1.5;
    }

    /* 对比评测板块 (5星, 9.9分, 满分10) */
    .eval-highlight-box {
      background: linear-gradient(135deg, #1e3a8a 0%, #1d4ed8 100%);
      color: #ffffff;
      border-radius: var(--radius-lg);
      padding: 36px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 36px;
      box-shadow: var(--shadow-lg);
    }
    .eval-score-wrap {
      display: flex;
      align-items: center;
      gap: 24px;
    }
    .eval-score-num {
      font-size: 3.5rem;
      font-weight: 900;
      line-height: 1;
      color: #38bdf8;
    }
    .eval-score-info h4 {
      font-size: 1.35rem;
      font-weight: 700;
      margin-bottom: 6px;
    }
    .eval-stars {
      color: #facc15;
      font-size: 1.25rem;
      letter-spacing: 2px;
    }
    .eval-cta-btn {
      background: #ffffff;
      color: var(--primary-dark) !important;
      font-weight: 700;
      padding: 12px 24px;
      border-radius: var(--radius-md);
    }
    .eval-cta-btn:hover {
      background: #f0f9ff;
    }

    .table-container {
      width: 100%;
      overflow-x: auto;
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-sm);
    }
    .comparison-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      font-size: 0.9rem;
    }
    .comparison-table th, 
    .comparison-table td {
      padding: 16px 20px;
      border-bottom: 1px solid var(--border-color);
    }
    .comparison-table th {
      background-color: #f8fafc;
      font-weight: 700;
      color: var(--text-main);
    }
    .comparison-table tr:hover td {
      background-color: #f8fafc;
    }
    .col-highlight {
      background-color: #eff6ff !important;
      color: var(--primary-dark);
      font-weight: 600;
    }
    .badge-check {
      color: #16a34a;
      font-weight: bold;
    }
    .badge-cross {
      color: #dc2626;
    }

    /* Token 比价板块 */
    .token-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .token-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      text-align: center;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      position: relative;
    }
    .token-card.featured {
      border: 2px solid var(--primary);
      box-shadow: var(--shadow-md);
    }
    .token-card-tag {
      position: absolute;
      top: -12px;
      left: 50%;
      transform: translateX(-50%);
      background: var(--primary);
      color: #ffffff;
      font-size: 0.75rem;
      padding: 3px 10px;
      border-radius: 999px;
      font-weight: 700;
    }
    .token-card h4 {
      font-size: 1.1rem;
      font-weight: 700;
      margin-bottom: 12px;
    }
    .token-price {
      font-size: 1.75rem;
      font-weight: 800;
      color: var(--primary);
      margin-bottom: 12px;
    }
    .token-price span {
      font-size: 0.85rem;
      font-weight: normal;
      color: var(--text-muted);
    }
    .token-features {
      list-style: none;
      font-size: 0.85rem;
      color: var(--text-muted);
      margin-bottom: 20px;
      text-align: left;
    }
    .token-features li {
      padding: 6px 0;
      border-bottom: 1px solid #f1f5f9;
    }

    /* 加盟代理板块 */
    .franchise-banner {
      background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
      border: 1px solid #bfdbfe;
      border-radius: var(--radius-lg);
      padding: 40px;
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 32px;
      align-items: center;
    }
    .franchise-title {
      font-size: 1.75rem;
      font-weight: 800;
      color: var(--primary-dark);
      margin-bottom: 14px;
    }
    .franchise-points {
      list-style: none;
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 12px;
      margin: 20px 0;
      font-size: 0.9rem;
      font-weight: 600;
    }
    .franchise-box-right {
      background: #ffffff;
      border: 1px solid #bfdbfe;
      border-radius: var(--radius-md);
      padding: 24px;
      text-align: center;
    }

    /* 用户评论 (6条) */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .review-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;
    }
    .review-header {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 14px;
    }
    .review-avatar-text {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background-color: #dbeafe;
      color: var(--primary-dark);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 1rem;
    }
    .review-author h4 {
      font-size: 0.95rem;
      font-weight: 700;
      color: var(--text-main);
    }
    .review-author span {
      font-size: 0.8rem;
      color: var(--text-light);
    }
    .review-rating {
      color: #f59e0b;
      font-size: 0.875rem;
      margin-bottom: 10px;
    }
    .review-text {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* FAQ 折叠面板 (>=10个) */
    .faq-list {
      max-width: 900px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }
    .faq-item {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
    }
    .faq-question {
      padding: 18px 24px;
      font-size: 1rem;
      font-weight: 700;
      color: var(--text-main);
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: space-between;
      user-select: none;
      transition: var(--transition);
    }
    .faq-question:hover {
      background-color: #f8fafc;
      color: var(--primary);
    }
    .faq-icon {
      font-size: 1.2rem;
      color: var(--text-light);
      transition: transform 0.25s ease;
    }
    .faq-item.active .faq-icon {
      transform: rotate(45deg);
      color: var(--primary);
    }
    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s cubic-bezier(0, 1, 0, 1);
      background-color: #f8fafc;
      border-top: 1px solid transparent;
    }
    .faq-item.active .faq-answer {
      max-height: 500px;
      border-top-color: var(--border-color);
      transition: max-height 0.4s ease-in-out;
    }
    .faq-answer-inner {
      padding: 18px 24px;
      font-size: 0.925rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 需求匹配与联系我们 (含表单与联系方式) */
    .contact-grid {
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 40px;
    }
    .form-box {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 32px;
      box-shadow: var(--shadow-md);
    }
    .form-group {
      margin-bottom: 18px;
    }
    .form-group label {
      display: block;
      font-size: 0.875rem;
      font-weight: 600;
      color: var(--text-main);
      margin-bottom: 6px;
    }
    .form-control {
      width: 100%;
      padding: 10px 14px;
      font-size: 0.925rem;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      background-color: #ffffff;
      color: var(--text-main);
      outline: none;
      transition: var(--transition);
      font-family: inherit;
    }
    .form-control:focus {
      border-color: var(--primary);
      box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
    }
    textarea.form-control {
      min-height: 110px;
      resize: vertical;
    }

    .contact-info-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 32px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .contact-channels {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 14px;
      margin-bottom: 24px;
    }
    .contact-channels li {
      font-size: 0.925rem;
      color: var(--text-muted);
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .contact-channels strong {
      color: var(--text-main);
      min-width: 80px;
    }
    .qr-container {
      background: #f8fafc;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 16px;
      text-align: center;
    }
    .qr-container img {
      max-width: 140px;
      height: auto;
      margin: 0 auto 8px auto;
      display: block;
      border-radius: var(--radius-sm);
    }
    .qr-container p {
      font-size: 0.8rem;
      color: var(--text-light);
    }

    /* 资讯与最新文章 */
    .articles-container {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      margin-bottom: 24px;
    }
    .article-links-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
      gap: 12px;
      margin-top: 16px;
    }
    .article-link-item {
      display: block;
      padding: 10px 14px;
      background: #f8fafc;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      font-size: 0.875rem;
      color: var(--text-main);
      transition: var(--transition);
    }
    .article-link-item:hover {
      background: #eff6ff;
      border-color: var(--primary);
      color: var(--primary);
    }

    /* 底部通用规范 (居中、深色文字、安全配色) */
    .footer {
      background-color: #f1f5f9;
      border-top: 1px solid var(--border-color);
      padding: 56px 0 28px 0;
      color: var(--text-muted);
      font-size: 0.9rem;
    }
    .footer-top-grid {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1fr 1fr;
      gap: 36px;
      margin-bottom: 40px;
    }
    .footer-brand h4 {
      font-size: 1.15rem;
      color: var(--primary-dark);
      margin-bottom: 12px;
      font-weight: 700;
    }
    .footer-brand p {
      font-size: 0.875rem;
      line-height: 1.6;
      color: var(--text-muted);
    }
    .footer-nav-col h5 {
      font-size: 0.95rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 14px;
    }
    .footer-nav-col ul {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 8px;
    }
    .footer-nav-col ul li a {
      color: var(--text-muted);
      font-size: 0.85rem;
    }
    .footer-nav-col ul li a:hover {
      color: var(--primary);
    }

    /* 友情链接区 */
    .friend-links-box {
      border-top: 1px solid var(--border-color);
      padding-top: 24px;
      margin-bottom: 24px;
    }
    .friend-links-title {
      font-size: 0.85rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 10px;
    }
    .friend-links-flex {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
    }
    .friend-links-flex a {
      font-size: 0.825rem;
      color: var(--text-light);
    }
    .friend-links-flex a:hover {
      color: var(--primary);
    }

    .footer-bottom {
      border-top: 1px solid #e2e8f0;
      padding-top: 20px;
      text-align: center;
      font-size: 0.825rem;
      color: var(--text-light);
    }

    /* 浮动客服挂件 */
    .floating-kefu {
      position: fixed;
      right: 24px;
      bottom: 30px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .kefu-btn {
      width: 48px;
      height: 48px;
      background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
      color: #ffffff;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 4px 14px rgba(29, 78, 216, 0.35);
      cursor: pointer;
      transition: var(--transition);
      position: relative;
    }
    .kefu-btn:hover {
      transform: scale(1.08);
    }
    .kefu-popover {
      position: absolute;
      right: 60px;
      bottom: 0;
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 12px;
      box-shadow: var(--shadow-lg);
      width: 160px;
      display: none;
      text-align: center;
    }
    .kefu-popover img {
      width: 100%;
      height: auto;
      border-radius: var(--radius-sm);
    }
    .kefu-btn:hover .kefu-popover {
      display: block;
    }

    /* 响应式媒体查询 */
    @media (max-width: 1024px) {
      .services-grid, .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .hero-stats-grid, .solutions-grid, .token-grid, .process-steps {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-top-grid {
        grid-template-columns: 1fr 1fr;
      }
      .intro-grid, .onestop-grid, .franchise-banner, .contact-grid {
        grid-template-columns: 1fr;
      }
    }

    @media (max-width: 768px) {
      .mobile-menu-btn {
        display: block;
      }
      .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: #ffffff;
        flex-direction: column;
        align-items: flex-start;
        padding: 16px 20px;
        border-bottom: 1px solid var(--border-color);
        box-shadow: var(--shadow-md);
        gap: 0;
      }
      .nav-links.show {
        display: flex;
      }
      .nav-links li {
        width: 100%;
      }
      .nav-links li a {
        padding: 10px 0;
        width: 100%;
      }
      .nav-actions {
        display: none;
      }
      .hero-title {
        font-size: 1.85rem;
      }
      .services-grid, .reviews-grid, .hero-stats-grid, .solutions-grid, .token-grid, .process-steps {
        grid-template-columns: 1fr;
      }
      .eval-highlight-box {
        flex-direction: column;
        gap: 20px;
        text-align: center;
      }
      .eval-score-wrap {
        flex-direction: column;
        gap: 10px;
      }
      .footer-top-grid {
        grid-template-columns: 1fr;
      }
      .intro-feature-list, .franchise-points {
        grid-template-columns: 1fr;
      }
    }