:root {
      --primary: #00d2ff;
      --primary-dark: #0084ff;
      --accent-neon: #9d4edd;
      --accent-pink: #ff2a85;
      --accent-lime: #00f59b;
      --bg-base: #f8fafc;
      --bg-surface: #ffffff;
      --bg-surface-glass: rgba(255, 255, 255, 0.88);
      --bg-card: #ffffff;
      --text-main: #0f172a;
      --text-sub: #475569;
      --text-muted: #64748b;
      --border-color: rgba(0, 210, 255, 0.18);
      --border-glow: 0 0 16px rgba(0, 210, 255, 0.25);
      --shadow-sm: 0 4px 12px rgba(15, 23, 42, 0.05);
      --shadow-md: 0 10px 25px rgba(0, 210, 255, 0.12);
      --shadow-hover: 0 16px 36px rgba(0, 210, 255, 0.22);
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    }

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

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

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
      background-color: var(--bg-base);
      background-image: 
        radial-gradient(circle at 15% 15%, rgba(0, 210, 255, 0.07) 0%, transparent 40%),
        radial-gradient(circle at 85% 30%, rgba(157, 78, 221, 0.06) 0%, transparent 45%),
        radial-gradient(circle at 50% 80%, rgba(0, 245, 155, 0.05) 0%, transparent 50%);
      background-attachment: fixed;
      color: var(--text-main);
      line-height: 1.6;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }

    /* 统一居中容器 */
    .container {
      width: 100%;
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 20px;
    }

    /* 顶部导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: var(--bg-surface-glass);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }

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

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

    .brand-box .ai-page-logo {
      height: 40px;
      width: auto;
      display: block;
    }

    .brand-title-wrap {
      display: flex;
      flex-direction: column;
    }

    .brand-name {
      font-size: 1.25rem;
      font-weight: 800;
      color: var(--text-main);
      letter-spacing: -0.5px;
      background: linear-gradient(135deg, #0084ff 0%, #9d4edd 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .brand-sub {
      font-size: 0.72rem;
      color: var(--text-muted);
      font-weight: 500;
    }

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

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

    .nav-links li a,
    .nav-links li .ai-page-home-link {
      display: inline-block;
      padding: 8px 14px;
      font-size: 0.92rem;
      font-weight: 600;
      color: var(--text-main);
      text-decoration: none;
      border-radius: var(--radius-sm);
      transition: var(--transition);
      position: relative;
    }

    .nav-links li a:hover,
    .nav-links li .ai-page-home-link:hover {
      color: var(--primary-dark);
      background: rgba(0, 210, 255, 0.08);
    }

    .nav-cta-btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 9px 20px;
      margin-left: 16px;
      background: linear-gradient(135deg, #00d2ff 0%, #0084ff 50%, #9d4edd 100%);
      color: #ffffff !important;
      font-size: 0.9rem;
      font-weight: 700;
      text-decoration: none;
      border-radius: 50px;
      box-shadow: 0 4px 14px rgba(0, 210, 255, 0.4);
      transition: var(--transition);
      border: 1px solid rgba(255, 255, 255, 0.4);
    }

    .nav-cta-btn:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(157, 78, 221, 0.5);
    }

    .mobile-toggle {
      display: none;
      background: none;
      border: 1px solid var(--border-color);
      padding: 8px;
      border-radius: var(--radius-sm);
      cursor: pointer;
      color: var(--text-main);
    }

    .mobile-toggle svg {
      width: 24px;
      height: 24px;
      display: block;
    }

    /* 区域通用样式 */
    section {
      padding: 70px 0;
      position: relative;
    }

    .section-head {
      text-align: center;
      max-width: 800px;
      margin: 0 auto 48px;
    }

    .section-badge {
      display: inline-block;
      padding: 4px 16px;
      font-size: 0.8rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 1px;
      color: var(--primary-dark);
      background: rgba(0, 210, 255, 0.1);
      border: 1px solid rgba(0, 210, 255, 0.3);
      border-radius: 50px;
      margin-bottom: 12px;
      box-shadow: var(--border-glow);
    }

    .section-title {
      font-size: 2.1rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 14px;
      line-height: 1.3;
    }

    .section-desc {
      font-size: 1rem;
      color: var(--text-sub);
      line-height: 1.7;
    }

    /* 首屏 HERO 区域 (无图片，纯CSS与科技视觉) */
    .hero-section {
      padding: 90px 0 70px;
      text-align: center;
      position: relative;
      overflow: hidden;
      background: linear-gradient(180deg, rgba(0, 210, 255, 0.04) 0%, rgba(248, 250, 252, 0) 100%);
    }

    .hero-tag {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 18px;
      background: rgba(0, 210, 255, 0.12);
      border: 1px solid rgba(0, 210, 255, 0.35);
      border-radius: 50px;
      font-size: 0.85rem;
      font-weight: 700;
      color: #0077e6;
      margin-bottom: 24px;
      box-shadow: 0 0 20px rgba(0, 210, 255, 0.2);
    }

    .hero-tag .dot {
      width: 8px;
      height: 8px;
      background: #00f59b;
      border-radius: 50%;
      box-shadow: 0 0 10px #00f59b;
    }

    .hero-h1 {
      font-size: 2.8rem;
      font-weight: 900;
      line-height: 1.25;
      margin-bottom: 20px;
      color: #0f172a;
      letter-spacing: -0.5px;
    }

    .hero-h1 span {
      background: linear-gradient(135deg, #0084ff 0%, #9d4edd 50%, #ff2a85 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      text-shadow: 0 0 30px rgba(0, 210, 255, 0.3);
    }

    .hero-subtitle {
      font-size: 1.15rem;
      color: var(--text-sub);
      max-width: 820px;
      margin: 0 auto 36px;
      line-height: 1.8;
    }

    .hero-action-group {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 18px;
      flex-wrap: wrap;
      margin-bottom: 50px;
    }

    .btn-glow-primary {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      padding: 15px 38px;
      background: linear-gradient(135deg, #00d2ff 0%, #0084ff 50%, #9d4edd 100%);
      color: #ffffff;
      font-size: 1.05rem;
      font-weight: 800;
      text-decoration: none;
      border-radius: 50px;
      box-shadow: 0 10px 25px rgba(0, 210, 255, 0.45);
      border: 1px solid rgba(255, 255, 255, 0.4);
      transition: var(--transition);
      cursor: pointer;
    }

    .btn-glow-primary:hover {
      transform: translateY(-3px) scale(1.02);
      box-shadow: 0 15px 35px rgba(157, 78, 221, 0.55);
    }

    .btn-outline-neon {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 15px 32px;
      background: #ffffff;
      color: var(--text-main);
      font-size: 1.05rem;
      font-weight: 700;
      text-decoration: none;
      border-radius: 50px;
      border: 2px solid #00d2ff;
      box-shadow: 0 4px 15px rgba(0, 210, 255, 0.15);
      transition: var(--transition);
    }

    .btn-outline-neon:hover {
      background: rgba(0, 210, 255, 0.08);
      border-color: #9d4edd;
      color: #9d4edd;
      transform: translateY(-3px);
    }

    /* 炫彩数据指标条 */
    .hero-stats-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      margin-top: 10px;
    }

    .stat-card {
      background: var(--bg-surface-glass);
      backdrop-filter: blur(10px);
      border: 1px solid var(--border-color);
      padding: 24px 16px;
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      position: relative;
      overflow: hidden;
    }

    .stat-card::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 3px;
      background: linear-gradient(90deg, #00d2ff, #9d4edd);
    }

    .stat-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: rgba(0, 210, 255, 0.5);
    }

    .stat-num {
      font-size: 2.2rem;
      font-weight: 900;
      color: #0f172a;
      line-height: 1.1;
      margin-bottom: 6px;
      background: linear-gradient(135deg, #0084ff 0%, #9d4edd 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .stat-label {
      font-size: 0.88rem;
      color: var(--text-muted);
      font-weight: 600;
    }

    /* 平台支持模型标签流 */
    .model-tags-wrapper {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 24px 20px;
      margin-top: 40px;
      box-shadow: var(--shadow-sm);
      text-align: center;
    }

    .model-tags-title {
      font-size: 0.95rem;
      font-weight: 700;
      color: var(--text-sub);
      margin-bottom: 16px;
    }

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

    .model-pill {
      display: inline-block;
      padding: 6px 14px;
      font-size: 0.82rem;
      font-weight: 700;
      border-radius: 50px;
      background: rgba(0, 210, 255, 0.06);
      color: #0072d6;
      border: 1px solid rgba(0, 210, 255, 0.2);
      transition: var(--transition);
    }

    .model-pill:hover {
      background: #00d2ff;
      color: #ffffff;
      transform: translateY(-2px);
      box-shadow: 0 4px 10px rgba(0, 210, 255, 0.35);
    }

    /* 关于我们 / 平台介绍 */
    .about-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
      align-items: center;
    }

    .about-text-content {
      display: flex;
      flex-direction: column;
      gap: 18px;
    }

    .about-p {
      color: var(--text-sub);
      font-size: 1.02rem;
      line-height: 1.8;
    }

    .about-feature-list {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 14px;
      margin-top: 10px;
    }

    .feature-item {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      background: #ffffff;
      padding: 14px 16px;
      border-radius: var(--radius-sm);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }

    .feature-icon-badge {
      width: 24px;
      height: 24px;
      min-width: 24px;
      border-radius: 50%;
      background: rgba(0, 210, 255, 0.15);
      color: #0084ff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 0.75rem;
      font-weight: bold;
    }

    .feature-text-bold {
      font-size: 0.92rem;
      font-weight: 700;
      color: var(--text-main);
    }

    .about-visual-box {
      background: linear-gradient(135deg, rgba(0, 210, 255, 0.08) 0%, rgba(157, 78, 221, 0.08) 100%);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 30px;
      box-shadow: var(--border-glow);
    }

    .about-highlight-card {
      background: #ffffff;
      border-radius: var(--radius-md);
      padding: 24px;
      border-left: 4px solid #00d2ff;
      margin-bottom: 16px;
      box-shadow: var(--shadow-sm);
    }

    .about-highlight-card:last-child {
      margin-bottom: 0;
      border-left-color: #9d4edd;
    }

    .highlight-title {
      font-size: 1.1rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 6px;
    }

    .highlight-desc {
      font-size: 0.92rem;
      color: var(--text-sub);
    }

    /* AIGC 服务 & 一站式制作卡片网格 */
    .services-grid-3 {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .service-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 28px 24px;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
      position: relative;
    }

    .service-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-hover);
      border-color: rgba(0, 210, 255, 0.5);
    }

    .service-badge-pill {
      align-self: flex-start;
      padding: 4px 12px;
      font-size: 0.75rem;
      font-weight: 700;
      border-radius: 50px;
      background: rgba(0, 245, 155, 0.15);
      color: #00995c;
      margin-bottom: 16px;
    }

    .service-card-title {
      font-size: 1.25rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 12px;
    }

    .service-card-desc {
      font-size: 0.92rem;
      color: var(--text-sub);
      line-height: 1.65;
      margin-bottom: 20px;
      flex-grow: 1;
    }

    .service-card-footer {
      display: flex;
      align-items: center;
      justify-content: space-between;
      border-top: 1px solid rgba(0, 0, 0, 0.05);
      padding-top: 14px;
    }

    .service-tag-label {
      font-size: 0.8rem;
      color: var(--primary-dark);
      font-weight: 600;
    }

    /* 行业方案 */
    .industry-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .industry-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px 20px;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      text-align: left;
    }

    .industry-card:hover {
      border-color: #9d4edd;
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
    }

    .industry-title {
      font-size: 1.15rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 10px;
    }

    .industry-desc {
      font-size: 0.88rem;
      color: var(--text-sub);
      line-height: 1.6;
    }

    /* 标准流程时间线 */
    .process-steps-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      position: relative;
    }

    .step-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 26px 20px;
      box-shadow: var(--shadow-sm);
      position: relative;
      transition: var(--transition);
    }

    .step-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: #00d2ff;
    }

    .step-num-badge {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 38px;
      height: 38px;
      border-radius: 50%;
      background: linear-gradient(135deg, #00d2ff, #9d4edd);
      color: #ffffff;
      font-weight: 900;
      font-size: 1.1rem;
      margin-bottom: 16px;
      box-shadow: 0 4px 10px rgba(0, 210, 255, 0.4);
    }

    .step-title {
      font-size: 1.1rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 8px;
    }

    .step-desc {
      font-size: 0.88rem;
      color: var(--text-sub);
      line-height: 1.6;
    }

    /* 案例中心 */
    .cases-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .case-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
    }

    .case-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-hover);
      border-color: rgba(0, 210, 255, 0.4);
    }

    .case-img-wrap {
      width: 100%;
      aspect-ratio: 16 / 9;
      background: #e2e8f0;
      overflow: hidden;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .case-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }

    .case-card:hover .case-img-wrap img {
      transform: scale(1.05);
    }

    .case-body {
      padding: 20px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
    }

    .case-title {
      font-size: 1.15rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 8px;
    }

    .case-desc {
      font-size: 0.88rem;
      color: var(--text-sub);
      line-height: 1.6;
      margin-bottom: 14px;
      flex-grow: 1;
    }

    .case-tags-group {
      display: flex;
      gap: 6px;
      flex-wrap: wrap;
    }

    .case-tag-pill {
      font-size: 0.75rem;
      padding: 3px 8px;
      background: rgba(0, 210, 255, 0.08);
      color: #0084ff;
      border-radius: 4px;
      font-weight: 600;
    }

    /* 对比评测 板块 (五星，9.9分) */
    .review-score-hero {
      background: linear-gradient(135deg, #ffffff 0%, #f0f9ff 100%);
      border: 2px solid rgba(0, 210, 255, 0.4);
      border-radius: var(--radius-lg);
      padding: 36px;
      margin-bottom: 30px;
      box-shadow: var(--border-glow);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 30px;
      flex-wrap: wrap;
    }

    .score-left {
      display: flex;
      align-items: center;
      gap: 24px;
    }

    .score-badge-circle {
      width: 100px;
      height: 100px;
      border-radius: 50%;
      background: linear-gradient(135deg, #00d2ff 0%, #9d4edd 100%);
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      color: #ffffff;
      box-shadow: 0 8px 25px rgba(0, 210, 255, 0.4);
    }

    .score-val {
      font-size: 2.2rem;
      font-weight: 900;
      line-height: 1;
    }

    .score-total {
      font-size: 0.75rem;
      opacity: 0.9;
    }

    .score-meta-h3 {
      font-size: 1.5rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 6px;
    }

    .stars-icon {
      color: #ffaa00;
      font-size: 1.2rem;
      letter-spacing: 2px;
    }

    .table-container {
      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 rgba(0, 210, 255, 0.12);
    }

    .compare-table th {
      background: rgba(0, 210, 255, 0.05);
      color: var(--text-main);
      font-weight: 800;
    }

    .compare-table td.highlight-col {
      background: rgba(0, 210, 255, 0.04);
      font-weight: 700;
      color: #0077e6;
    }

    /* Token 比价 */
    .token-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .token-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 28px 24px;
      box-shadow: var(--shadow-sm);
      text-align: center;
      transition: var(--transition);
      position: relative;
    }

    .token-card.featured {
      border: 2px solid #00d2ff;
      box-shadow: 0 10px 30px rgba(0, 210, 255, 0.25);
    }

    .token-card:hover {
      transform: translateY(-5px);
    }

    .token-title {
      font-size: 1.3rem;
      font-weight: 800;
      margin-bottom: 8px;
    }

    .token-price {
      font-size: 2.2rem;
      font-weight: 900;
      color: #0084ff;
      margin: 16px 0;
    }

    .token-price span {
      font-size: 0.9rem;
      font-weight: 500;
      color: var(--text-muted);
    }

    .token-features {
      list-style: none;
      text-align: left;
      margin-bottom: 24px;
      font-size: 0.9rem;
      color: var(--text-sub);
    }

    .token-features li {
      padding: 8px 0;
      border-bottom: 1px dashed rgba(0, 0, 0, 0.06);
    }

    /* 用户评论 (6条) */
    .reviews-grid-3 {
      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: 26px 22px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      transition: var(--transition);
    }

    .review-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: #9d4edd;
    }

    .review-quote {
      font-size: 0.92rem;
      color: var(--text-sub);
      line-height: 1.7;
      margin-bottom: 18px;
      font-style: italic;
    }

    .reviewer-info {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid rgba(0, 0, 0, 0.05);
      padding-top: 14px;
    }

    .reviewer-avatar {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      background: linear-gradient(135deg, #00d2ff, #9d4edd);
      color: #ffffff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 1rem;
    }

    .reviewer-name {
      font-size: 0.95rem;
      font-weight: 700;
      color: var(--text-main);
    }

    .reviewer-role {
      font-size: 0.8rem;
      color: var(--text-muted);
    }

    /* FAQ 折叠面板 (>=10条) */
    .faq-wrapper {
      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);
      transition: var(--transition);
    }

    .faq-header {
      padding: 18px 22px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      cursor: pointer;
      user-select: none;
      font-weight: 700;
      color: var(--text-main);
      font-size: 1.02rem;
    }

    .faq-header:hover {
      color: #0084ff;
    }

    .faq-icon-arrow {
      transition: transform 0.3s ease;
      font-size: 1.2rem;
      color: #00d2ff;
    }

    .faq-content {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.35s cubic-bezier(0.4, 0, 0.2, 1);
      background: rgba(0, 210, 255, 0.02);
    }

    .faq-content-inner {
      padding: 0 22px 20px;
      font-size: 0.94rem;
      color: var(--text-sub);
      line-height: 1.7;
    }

    .faq-item.active .faq-icon-arrow {
      transform: rotate(180deg);
    }

    .faq-item.active .faq-content {
      max-height: 300px;
    }

    /* 加盟代理板块 */
    .agent-box {
      background: linear-gradient(135deg, rgba(0, 210, 255, 0.1) 0%, rgba(157, 78, 221, 0.1) 100%);
      border: 2px solid rgba(0, 210, 255, 0.35);
      border-radius: var(--radius-lg);
      padding: 44px 36px;
      box-shadow: var(--border-glow);
    }

    .agent-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
      margin: 30px 0;
    }

    .agent-card {
      background: #ffffff;
      padding: 24px 20px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }

    .agent-card-title {
      font-size: 1.15rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 8px;
    }

    .agent-card-desc {
      font-size: 0.9rem;
      color: var(--text-sub);
      line-height: 1.6;
    }

    /* 行业资讯 / 最新文章 */
    .news-grid {
      display: grid;
      grid-template-columns: 2fr 1fr;
      gap: 30px;
    }

    .article-links-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-sm);
    }

    .article-link-item {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 14px 0;
      border-bottom: 1px solid rgba(0, 0, 0, 0.06);
      text-decoration: none;
      color: var(--text-main);
      transition: var(--transition);
      font-weight: 600;
    }

    .article-link-item:hover {
      color: #0084ff;
      padding-left: 6px;
    }

    .article-link-item:last-child {
      border-bottom: none;
    }

    /* 联系我们与表单 */
    .contact-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
    }

    .contact-info-panel {
      display: flex;
      flex-direction: column;
      gap: 20px;
    }

    .contact-card-box {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-sm);
      display: flex;
      gap: 18px;
      align-items: center;
    }

    .contact-qr-img {
      width: 90px;
      height: 90px;
      min-width: 90px;
      border-radius: var(--radius-sm);
      border: 1px solid var(--border-color);
      padding: 4px;
      background: #ffffff;
    }

    .contact-qr-img img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
    }

    .contact-meta-item {
      font-size: 0.92rem;
      color: var(--text-sub);
      margin-bottom: 4px;
    }

    .contact-meta-item strong {
      color: var(--text-main);
    }

    .form-box {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 34px;
      box-shadow: var(--shadow-md);
    }

    .form-group {
      margin-bottom: 18px;
    }

    .form-label {
      display: block;
      font-size: 0.9rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 6px;
    }

    .form-input,
    .form-select,
    .form-textarea {
      width: 100%;
      padding: 12px 16px;
      border: 1px solid #cbd5e1;
      border-radius: var(--radius-sm);
      font-size: 0.95rem;
      color: var(--text-main);
      background: #f8fafc;
      transition: var(--transition);
    }

    .form-input:focus,
    .form-select:focus,
    .form-textarea:focus {
      outline: none;
      border-color: #00d2ff;
      background: #ffffff;
      box-shadow: 0 0 10px rgba(0, 210, 255, 0.25);
    }

    .form-submit-btn {
      width: 100%;
      padding: 15px;
      background: linear-gradient(135deg, #00d2ff 0%, #0084ff 50%, #9d4edd 100%);
      color: #ffffff;
      font-size: 1.05rem;
      font-weight: 800;
      border: none;
      border-radius: 50px;
      cursor: pointer;
      box-shadow: 0 8px 20px rgba(0, 210, 255, 0.4);
      transition: var(--transition);
    }

    .form-submit-btn:hover {
      transform: translateY(-2px);
      box-shadow: 0 12px 28px rgba(157, 78, 221, 0.5);
    }

    /* 友情链接与页脚 */
    .site-footer {
      background: #0f172a;
      color: #94a3b8;
      padding: 50px 0 30px;
      border-top: 2px solid rgba(0, 210, 255, 0.3);
    }

    .footer-top-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr;
      gap: 40px;
      margin-bottom: 40px;
    }

    .footer-brand-title {
      font-size: 1.3rem;
      font-weight: 800;
      color: #ffffff;
      margin-bottom: 12px;
    }

    .footer-desc {
      font-size: 0.9rem;
      line-height: 1.7;
      color: #94a3b8;
      max-width: 400px;
    }

    .footer-col-title {
      font-size: 1rem;
      font-weight: 700;
      color: #f1f5f9;
      margin-bottom: 16px;
    }

    .footer-links-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .footer-links-list li a,
    .footer-links-list li .ai-page-home-link {
      color: #94a3b8;
      text-decoration: none;
      font-size: 0.9rem;
      transition: var(--transition);
    }

    .footer-links-list li a:hover,
    .footer-links-list li .ai-page-home-link:hover {
      color: #00d2ff;
      padding-left: 4px;
    }

    .friend-links-wrap {
      border-top: 1px solid rgba(255, 255, 255, 0.1);
      padding: 24px 0;
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 16px;
    }

    .friend-label {
      font-size: 0.88rem;
      color: #f1f5f9;
      font-weight: 700;
    }

    .friend-links-wrap a {
      color: #94a3b8;
      text-decoration: none;
      font-size: 0.88rem;
      transition: var(--transition);
    }

    .friend-links-wrap a:hover {
      color: #00d2ff;
    }

    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      padding-top: 24px;
      text-align: center;
      font-size: 0.85rem;
      color: #64748b;
    }

    /* 浮动客服挂件 */
    .floating-widget {
      position: fixed;
      right: 20px;
      bottom: 30px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .float-btn {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: #ffffff;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-md);
      display: flex;
      align-items: center;
      justify-content: center;
      color: #0084ff;
      cursor: pointer;
      text-decoration: none;
      transition: var(--transition);
    }

    .float-btn:hover {
      background: #00d2ff;
      color: #ffffff;
      transform: scale(1.1);
      box-shadow: 0 6px 18px rgba(0, 210, 255, 0.4);
    }

    .float-btn svg {
      width: 22px;
      height: 22px;
      fill: currentColor;
    }

    /* 响应式调整 */
    @media (max-width: 992px) {
      .hero-h1 {
        font-size: 2.2rem;
      }
      .hero-stats-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .services-grid-3,
      .cases-grid,
      .token-grid,
      .reviews-grid-3,
      .agent-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .industry-grid,
      .process-steps-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .about-grid,
      .contact-grid,
      .news-grid,
      .footer-top-grid {
        grid-template-columns: 1fr;
      }
    }

    @media (max-width: 768px) {
      .mobile-toggle {
        display: block;
      }
      .nav-menu {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: #ffffff;
        flex-direction: column;
        padding: 20px;
        border-bottom: 1px solid var(--border-color);
        box-shadow: var(--shadow-md);
      }
      .nav-menu.active {
        display: flex;
      }
      .nav-links {
        flex-direction: column;
        width: 100%;
      }
      .nav-links li {
        width: 100%;
        text-align: center;
      }
      .nav-links li a,
      .nav-links li .ai-page-home-link {
        display: block;
        padding: 12px;
      }
      .nav-cta-btn {
        margin: 12px 0 0 0;
        width: 100%;
      }
      .hero-h1 {
        font-size: 1.85rem;
      }
      .services-grid-3,
      .cases-grid,
      .token-grid,
      .reviews-grid-3,
      .agent-grid,
      .industry-grid,
      .process-steps-grid,
      .hero-stats-grid {
        grid-template-columns: 1fr;
      }
      .score-left {
        flex-direction: column;
        text-align: center;
      }
      .review-score-hero {
        justify-content: center;
      }
    }