:root {
      --candy-pink: #ff5b79;
      --candy-pink-light: #fff0f3;
      --candy-blue: #2f80ed;
      --candy-blue-light: #eef6ff;
      --candy-purple: #845ef7;
      --candy-purple-light: #f3f0ff;
      --candy-yellow: #f59f00;
      --candy-yellow-light: #fff9db;
      --candy-mint: #20c997;
      --candy-mint-light: #e6fcf5;
      --text-main: #1f2d3d;
      --text-muted: #5c6b7d;
      --text-light: #8d99ae;
      --bg-page: #f9fbfd;
      --bg-card: #ffffff;
      --border-color: #e9ecef;
      --border-candy: #e2e8f0;
      --shadow-sm: 0 4px 12px rgba(132, 94, 247, 0.06);
      --shadow-md: 0 8px 24px rgba(47, 128, 237, 0.08);
      --shadow-lg: 0 16px 36px rgba(255, 91, 121, 0.1);
      --radius-sm: 10px;
      --radius-md: 16px;
      --radius-lg: 24px;
      --radius-full: 999px;
      --transition: all 0.28s cubic-bezier(0.4, 0, 0.2, 1);
    }

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

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background-color: var(--bg-page);
      background-image: 
        radial-gradient(at 0% 0%, rgba(255, 91, 121, 0.04) 0px, transparent 50%),
        radial-gradient(at 100% 0%, rgba(47, 128, 237, 0.04) 0px, transparent 50%),
        radial-gradient(at 50% 100%, rgba(132, 94, 247, 0.04) 0px, transparent 50%);
      color: var(--text-main);
      line-height: 1.65;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: var(--transition);
    }

    ul, ol {
      list-style: none;
    }

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

    /* 顶部导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 100;
      background: rgba(255, 255, 255, 0.94);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-color);
      box-shadow: 0 2px 10px rgba(0,0,0,0.02);
    }
    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }
    .brand-wrap {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .brand-wrap .ai-page-logo {
      height: 40px;
      width: auto;
      object-fit: contain;
    }
    .brand-title {
      font-size: 20px;
      font-weight: 800;
      color: var(--text-main);
      letter-spacing: -0.5px;
    }
    .brand-badge {
      background: linear-gradient(135deg, var(--candy-pink), var(--candy-purple));
      color: #fff;
      font-size: 11px;
      padding: 2px 8px;
      border-radius: var(--radius-full);
      font-weight: 600;
    }
    .nav-links {
      display: flex;
      align-items: center;
      gap: 0; /* 明确满足约束要求 */
    }
    .nav-links li a {
      display: block;
      padding: 8px 14px;
      font-size: 14px;
      font-weight: 600;
      color: var(--text-muted);
      border-radius: var(--radius-sm);
    }
    .nav-links li a:hover {
      color: var(--candy-purple);
      background: var(--candy-purple-light);
    }
    .header-action {
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .btn-nav-primary {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 9px 20px;
      background: linear-gradient(135deg, var(--candy-blue), var(--candy-purple));
      color: #ffffff !important;
      font-size: 14px;
      font-weight: 700;
      border-radius: var(--radius-full);
      box-shadow: 0 4px 12px rgba(47, 128, 237, 0.3);
    }
    .btn-nav-primary:hover {
      transform: translateY(-1px);
      box-shadow: 0 6px 16px rgba(47, 128, 237, 0.4);
    }
    .menu-toggle {
      display: none;
      background: none;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      padding: 8px;
      cursor: pointer;
    }

    /* 首屏 Hero 区（严格禁止任何图片） */
    .hero-section {
      position: relative;
      padding: 70px 0 50px;
      background: linear-gradient(180deg, #ffffff 0%, var(--candy-blue-light) 50%, var(--candy-pink-light) 100%);
      border-bottom: 1px solid var(--border-color);
      overflow: hidden;
    }
    .hero-bg-shapes {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      pointer-events: none;
      overflow: hidden;
      z-index: 0;
    }
    .hero-blob {
      position: absolute;
      border-radius: 50%;
      filter: blur(50px);
      opacity: 0.65;
    }
    .blob-1 {
      top: -10%;
      left: 5%;
      width: 380px;
      height: 380px;
      background: linear-gradient(135deg, #ffd3db, #ffe3ec);
    }
    .blob-2 {
      top: 20%;
      right: 5%;
      width: 420px;
      height: 420px;
      background: linear-gradient(135deg, #dbeafe, #ede9fe);
    }
    .hero-content {
      position: relative;
      z-index: 1;
      text-align: center;
      max-width: 920px;
      margin: 0 auto;
    }
    .hero-eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: #ffffff;
      padding: 6px 16px;
      border-radius: var(--radius-full);
      font-size: 13px;
      font-weight: 700;
      color: var(--candy-purple);
      border: 1px solid rgba(132, 94, 247, 0.2);
      box-shadow: var(--shadow-sm);
      margin-bottom: 20px;
    }
    .hero-title {
      font-size: 42px;
      font-weight: 900;
      line-height: 1.25;
      color: var(--text-main);
      margin-bottom: 18px;
      letter-spacing: -0.5px;
    }
    .hero-desc {
      font-size: 17px;
      color: var(--text-muted);
      max-width: 800px;
      margin: 0 auto 32px;
      line-height: 1.7;
    }
    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      justify-content: center;
      gap: 16px;
      margin-bottom: 40px;
    }
    .btn-hero-main {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      padding: 15px 36px;
      background: linear-gradient(135deg, var(--candy-pink), var(--candy-purple));
      color: #ffffff !important;
      font-size: 16px;
      font-weight: 800;
      border-radius: var(--radius-full);
      box-shadow: 0 10px 25px rgba(255, 91, 121, 0.35);
      border: none;
    }
    .btn-hero-main:hover {
      transform: translateY(-2px);
      box-shadow: 0 14px 30px rgba(255, 91, 121, 0.45);
    }
    .btn-hero-sec {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 15px 30px;
      background: #ffffff;
      color: var(--candy-blue) !important;
      font-size: 16px;
      font-weight: 700;
      border-radius: var(--radius-full);
      border: 2px solid var(--candy-blue);
      box-shadow: var(--shadow-sm);
    }
    .btn-hero-sec:hover {
      background: var(--candy-blue-light);
      transform: translateY(-2px);
    }

    /* 首屏数据指标卡 */
    .hero-stat-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      max-width: 1020px;
      margin: 0 auto;
    }
    .stat-pill {
      background: rgba(255, 255, 255, 0.88);
      border: 1px solid rgba(255, 255, 255, 0.8);
      border-radius: var(--radius-md);
      padding: 18px 16px;
      backdrop-filter: blur(8px);
      box-shadow: var(--shadow-sm);
      text-align: center;
    }
    .stat-pill .num {
      font-size: 26px;
      font-weight: 900;
      display: block;
      color: var(--candy-pink);
      margin-bottom: 2px;
    }
    .stat-pill:nth-child(2) .num { color: var(--candy-blue); }
    .stat-pill:nth-child(3) .num { color: var(--candy-purple); }
    .stat-pill:nth-child(4) .num { color: var(--candy-mint); }
    .stat-pill .label {
      font-size: 13px;
      font-weight: 600;
      color: var(--text-muted);
    }

    /* 模块通用样式 */
    .section-wrap {
      padding: 60px 0;
    }
    .section-header {
      text-align: center;
      max-width: 760px;
      margin: 0 auto 40px;
    }
    .section-tag {
      display: inline-block;
      padding: 4px 14px;
      font-size: 12px;
      font-weight: 800;
      border-radius: var(--radius-full);
      text-transform: uppercase;
      letter-spacing: 0.5px;
      margin-bottom: 12px;
    }
    .tag-pink { background: var(--candy-pink-light); color: var(--candy-pink); }
    .tag-blue { background: var(--candy-blue-light); color: var(--candy-blue); }
    .tag-purple { background: var(--candy-purple-light); color: var(--candy-purple); }
    .tag-yellow { background: var(--candy-yellow-light); color: var(--candy-yellow); }
    .tag-mint { background: var(--candy-mint-light); color: var(--candy-mint); }

    .section-title {
      font-size: 30px;
      font-weight: 800;
      color: var(--text-main);
      line-height: 1.35;
      margin-bottom: 12px;
    }
    .section-desc {
      font-size: 15px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 卡片通用 */
    .candy-card {
      background: var(--bg-card);
      border-radius: var(--radius-md);
      border: 1px solid var(--border-candy);
      padding: 24px;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      position: relative;
    }
    .candy-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: rgba(132, 94, 247, 0.3);
    }

    /* 平台模型滚动墙 / 标签云 */
    .models-marquee-wrap {
      background: #ffffff;
      border-top: 1px solid var(--border-color);
      border-bottom: 1px solid var(--border-color);
      padding: 20px 0;
      overflow: hidden;
      white-space: nowrap;
    }
    .model-badge-row {
      display: inline-flex;
      gap: 12px;
      animation: marquee 35s linear infinite;
    }
    .model-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 6px 14px;
      background: var(--bg-page);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-full);
      font-size: 13px;
      font-weight: 700;
      color: var(--text-main);
    }
    .model-badge .dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--candy-mint);
    }

    @keyframes marquee {
      0% { transform: translateX(0); }
      100% { transform: translateX(-50%); }
    }

    /* 服务能力卡片网格 */
    .service-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }
    .service-icon {
      width: 48px;
      height: 48px;
      border-radius: 12px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 22px;
      margin-bottom: 16px;
      font-weight: 900;
    }
    .icon-pink { background: var(--candy-pink-light); color: var(--candy-pink); }
    .icon-blue { background: var(--candy-blue-light); color: var(--candy-blue); }
    .icon-purple { background: var(--candy-purple-light); color: var(--candy-purple); }
    .icon-mint { background: var(--candy-mint-light); color: var(--candy-mint); }
    .icon-yellow { background: var(--candy-yellow-light); color: var(--candy-yellow); }

    .service-title {
      font-size: 18px;
      font-weight: 700;
      margin-bottom: 8px;
      color: var(--text-main);
    }
    .service-detail {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 一站式工业级制作图文区 */
    .split-layout {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
      align-items: center;
    }
    .media-card {
      background: #ffffff;
      border: 1px solid var(--border-candy);
      border-radius: var(--radius-lg);
      padding: 16px;
      box-shadow: var(--shadow-md);
    }
    .media-box {
      border-radius: var(--radius-md);
      overflow: hidden;
      position: relative;
      background: #edf2f7;
    }
    .media-box img {
      display: block;
      width: 100%;
      height: auto;
      object-fit: cover;
    }
    .feature-list {
      display: flex;
      flex-direction: column;
      gap: 16px;
      margin-top: 24px;
    }
    .feature-item {
      display: flex;
      gap: 14px;
      align-items: flex-start;
    }
    .feature-check {
      width: 24px;
      height: 24px;
      border-radius: 50%;
      background: var(--candy-mint-light);
      color: var(--candy-mint);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 900;
      flex-shrink: 0;
      margin-top: 2px;
      font-size: 12px;
    }

    /* 标准流程时间线 */
    .timeline-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      position: relative;
    }
    .timeline-card {
      background: #ffffff;
      border: 1px solid var(--border-candy);
      border-radius: var(--radius-md);
      padding: 24px 20px;
      position: relative;
      box-shadow: var(--shadow-sm);
    }
    .timeline-step {
      font-size: 32px;
      font-weight: 900;
      color: rgba(132, 94, 247, 0.2);
      position: absolute;
      top: 16px;
      right: 18px;
    }
    .timeline-name {
      font-size: 16px;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 8px;
    }

    /* 案例中心图文卡 */
    .case-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }
    .case-card {
      background: #ffffff;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-candy);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
    }
    .case-img-wrap {
      aspect-ratio: 16 / 9;
      overflow: hidden;
      background: #f1f5f9;
    }
    .case-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: var(--transition);
    }
    .case-card:hover .case-img-wrap img {
      transform: scale(1.04);
    }
    .case-body {
      padding: 20px;
      flex: 1;
      display: flex;
      flex-direction: column;
    }
    .case-tag {
      font-size: 12px;
      font-weight: 700;
      color: var(--candy-blue);
      margin-bottom: 6px;
    }
    .case-title {
      font-size: 16px;
      font-weight: 800;
      margin-bottom: 8px;
      color: var(--text-main);
    }
    .case-desc {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.5;
      margin-bottom: 14px;
      flex: 1;
    }

    /* 对比评测表格与卡片 */
    .compare-wrap {
      background: #ffffff;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-candy);
      padding: 30px;
      box-shadow: var(--shadow-md);
    }
    .rating-banner {
      background: linear-gradient(135deg, var(--candy-yellow-light), var(--candy-pink-light));
      border: 1px solid rgba(245, 159, 0, 0.3);
      border-radius: var(--radius-md);
      padding: 20px 24px;
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
      margin-bottom: 24px;
    }
    .rating-left {
      display: flex;
      align-items: center;
      gap: 16px;
    }
    .star-badge {
      font-size: 20px;
      color: var(--candy-yellow);
      letter-spacing: 2px;
    }
    .score-value {
      font-size: 36px;
      font-weight: 900;
      color: var(--candy-pink);
    }
    .score-max {
      font-size: 15px;
      color: var(--text-muted);
      font-weight: 600;
    }
    .table-container {
      width: 100%;
      overflow-x: auto;
    }
    .compare-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      min-width: 680px;
    }
    .compare-table th, .compare-table td {
      padding: 14px 18px;
      border-bottom: 1px solid var(--border-color);
      font-size: 14px;
    }
    .compare-table th {
      background: #f8fafc;
      font-weight: 800;
      color: var(--text-main);
    }
    .col-highlight {
      background: var(--candy-purple-light);
      font-weight: 700;
      color: var(--candy-purple);
    }

    /* Token比价卡片 */
    .token-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }
    .token-card {
      background: #ffffff;
      border-radius: var(--radius-md);
      border: 2px solid transparent;
      padding: 28px 24px;
      box-shadow: var(--shadow-sm);
      text-align: center;
      position: relative;
    }
    .token-card.popular {
      border-color: var(--candy-pink);
      box-shadow: var(--shadow-lg);
    }
    .popular-flag {
      position: absolute;
      top: -12px;
      left: 50%;
      transform: translateX(-50%);
      background: var(--candy-pink);
      color: #fff;
      font-size: 12px;
      font-weight: 800;
      padding: 2px 14px;
      border-radius: var(--radius-full);
    }
    .token-price {
      font-size: 34px;
      font-weight: 900;
      color: var(--text-main);
      margin: 16px 0 6px;
    }
    .token-price small {
      font-size: 14px;
      font-weight: 600;
      color: var(--text-muted);
    }
    .token-features {
      margin: 20px 0;
      text-align: left;
      font-size: 13px;
      color: var(--text-muted);
      display: flex;
      flex-direction: column;
      gap: 8px;
    }

    /* 加盟代理模块 */
    .agent-box {
      background: linear-gradient(135deg, #2b1055, #7597de);
      color: #ffffff;
      border-radius: var(--radius-lg);
      padding: 40px;
      position: relative;
      overflow: hidden;
    }
    .agent-box h3 {
      font-size: 28px;
      font-weight: 800;
      margin-bottom: 12px;
    }
    .agent-box p {
      font-size: 15px;
      color: #e2e8f0;
      max-width: 680px;
      line-height: 1.7;
      margin-bottom: 24px;
    }
    .agent-benefits {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 16px;
      margin-bottom: 30px;
    }
    .agent-benefit-item {
      background: rgba(255, 255, 255, 0.12);
      border: 1px solid rgba(255, 255, 255, 0.2);
      padding: 16px;
      border-radius: var(--radius-md);
      backdrop-filter: blur(4px);
    }
    .agent-benefit-item strong {
      display: block;
      font-size: 16px;
      color: #fff;
      margin-bottom: 4px;
    }
    .agent-benefit-item span {
      font-size: 13px;
      color: #cbd5e1;
    }

    /* 客户评价网格（6条） */
    .review-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }
    .review-card {
      background: #ffffff;
      border: 1px solid var(--border-candy);
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .review-text {
      font-size: 14px;
      color: var(--text-main);
      line-height: 1.65;
      margin-bottom: 16px;
      font-style: normal;
    }
    .review-author {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid var(--border-color);
      padding-top: 12px;
    }
    .author-avatar {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      background: var(--candy-purple-light);
      color: var(--candy-purple);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 14px;
    }
    .author-info h4 {
      font-size: 14px;
      font-weight: 700;
      color: var(--text-main);
    }
    .author-info span {
      font-size: 12px;
      color: var(--text-muted);
    }

    /* FAQ 展开折叠面板 */
    .faq-container {
      max-width: 880px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    .faq-item {
      background: #ffffff;
      border: 1px solid var(--border-candy);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }
    .faq-trigger {
      width: 100%;
      padding: 18px 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      background: none;
      border: none;
      text-align: left;
      font-size: 15px;
      font-weight: 700;
      color: var(--text-main);
      cursor: pointer;
    }
    .faq-trigger:hover {
      color: var(--candy-purple);
    }
    .faq-arrow {
      font-size: 18px;
      transition: transform 0.28s ease;
      color: var(--candy-purple);
    }
    .faq-item.active .faq-arrow {
      transform: rotate(180deg);
    }
    .faq-content {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease-out;
      background: #fafbff;
      padding: 0 24px;
    }
    .faq-item.active .faq-content {
      padding: 16px 24px 20px;
      max-height: 300px;
    }
    .faq-content p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.65;
    }

    /* 需求匹配与表单 */
    .form-box {
      background: #ffffff;
      border: 1px solid var(--border-candy);
      border-radius: var(--radius-lg);
      padding: 36px;
      box-shadow: var(--shadow-md);
    }
    .form-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
    }
    .form-group {
      display: flex;
      flex-direction: column;
      gap: 6px;
    }
    .form-group.full {
      grid-column: span 2;
    }
    .form-group label {
      font-size: 14px;
      font-weight: 700;
      color: var(--text-main);
    }
    .form-control {
      padding: 12px 16px;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      font-size: 14px;
      background: #fdfdfe;
      outline: none;
      transition: var(--transition);
    }
    .form-control:focus {
      border-color: var(--candy-purple);
      box-shadow: 0 0 0 3px rgba(132, 94, 247, 0.15);
    }
    textarea.form-control {
      resize: vertical;
      min-height: 100px;
    }
    .btn-submit {
      padding: 14px 28px;
      background: linear-gradient(135deg, var(--candy-blue), var(--candy-purple));
      color: #ffffff;
      font-size: 15px;
      font-weight: 700;
      border: none;
      border-radius: var(--radius-full);
      cursor: pointer;
      transition: var(--transition);
      box-shadow: 0 4px 15px rgba(47, 128, 237, 0.3);
    }
    .btn-submit:hover {
      transform: translateY(-1px);
      box-shadow: 0 6px 18px rgba(47, 128, 237, 0.4);
    }

    /* 行业资讯与短代码文章 */
    .article-wrap {
      background: #ffffff;
      border: 1px solid var(--border-candy);
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-sm);
    }
    .article-list {
      display: flex;
      flex-direction: column;
      gap: 12px;
      margin-top: 14px;
    }
    .article-item {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 12px 14px;
      border-radius: var(--radius-sm);
      background: #f8fafc;
      transition: var(--transition);
    }
    .article-item:hover {
      background: var(--candy-blue-light);
      color: var(--candy-blue);
    }

    /* 悬浮客服面板 */
    .float-kefu {
      position: fixed;
      right: 20px;
      bottom: 40px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      align-items: flex-end;
      gap: 10px;
    }
    .kefu-btn {
      width: 52px;
      height: 52px;
      border-radius: 50%;
      background: linear-gradient(135deg, var(--candy-pink), var(--candy-purple));
      color: #fff;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 6px 20px rgba(255, 91, 121, 0.4);
      cursor: pointer;
      font-size: 22px;
      border: none;
      transition: var(--transition);
    }
    .kefu-btn:hover {
      transform: scale(1.08);
    }
    .kefu-popover {
      display: none;
      width: 220px;
      background: #ffffff;
      border: 1px solid var(--border-candy);
      border-radius: var(--radius-md);
      padding: 16px;
      box-shadow: var(--shadow-lg);
      text-align: center;
      animation: fadeIn 0.2s ease-in-out;
    }
    .float-kefu:hover .kefu-popover {
      display: block;
    }
    .kefu-popover img {
      width: 140px;
      height: 140px;
      object-fit: contain;
      margin: 8px auto;
      display: block;
      border-radius: 8px;
      border: 1px solid var(--border-color);
    }
    .kefu-popover p {
      font-size: 12px;
      color: var(--text-muted);
      line-height: 1.4;
    }

    /* 页脚设计 */
    .site-footer {
      background: #ffffff;
      border-top: 1px solid var(--border-color);
      padding: 50px 0 30px;
      margin-top: 50px;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.5fr;
      gap: 30px;
      margin-bottom: 36px;
    }
    .footer-col h5 {
      font-size: 15px;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 16px;
    }
    .footer-links {
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .footer-links a {
      font-size: 13px;
      color: var(--text-muted);
    }
    .footer-links a:hover {
      color: var(--candy-purple);
    }
    .friendship-links {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 8px;
    }
    .friendship-links a {
      display: inline-block;
      padding: 4px 10px;
      background: #f1f5f9;
      border-radius: 6px;
      font-size: 12px;
      color: var(--text-muted);
    }
    .friendship-links a:hover {
      background: var(--candy-blue-light);
      color: var(--candy-blue);
    }
    .footer-bottom {
      border-top: 1px solid var(--border-color);
      padding-top: 24px;
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      align-items: center;
      gap: 16px;
      font-size: 13px;
      color: var(--text-light);
    }
    .footer-bottom-links {
      display: flex;
      gap: 16px;
    }
    .footer-bottom-links a {
      color: var(--text-light);
    }
    .footer-bottom-links a:hover {
      color: var(--text-main);
    }

    /* 响应式调整 */
    @media (max-width: 992px) {
      .hero-title { font-size: 32px; }
      .hero-stat-grid { grid-template-columns: repeat(2, 1fr); }
      .service-grid { grid-template-columns: repeat(2, 1fr); }
      .timeline-grid { grid-template-columns: repeat(2, 1fr); }
      .token-grid { grid-template-columns: 1fr; }
      .agent-benefits { grid-template-columns: 1fr; }
      .review-grid { grid-template-columns: 1fr; }
      .split-layout { grid-template-columns: 1fr; }
      .case-grid { grid-template-columns: repeat(2, 1fr); }
      .footer-grid { grid-template-columns: 1fr 1fr; }
      .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        width: 100%;
        background: #ffffff;
        flex-direction: column;
        padding: 20px;
        box-shadow: var(--shadow-md);
        border-bottom: 1px solid var(--border-color);
      }
      .nav-links.active { display: flex; }
      .menu-toggle { display: block; }
    }

    @media (max-width: 640px) {
      .hero-title { font-size: 26px; }
      .hero-actions { flex-direction: column; }
      .btn-hero-main, .btn-hero-sec { width: 100%; justify-content: center; }
      .hero-stat-grid { grid-template-columns: 1fr; }
      .service-grid { grid-template-columns: 1fr; }
      .timeline-grid { grid-template-columns: 1fr; }
      .case-grid { grid-template-columns: 1fr; }
      .form-grid { grid-template-columns: 1fr; }
      .form-group.full { grid-column: span 1; }
      .footer-grid { grid-template-columns: 1fr; }
    }