:root {
      --primary: #2563eb;
      --primary-hover: #1d4ed8;
      --primary-light: #eff6ff;
      --accent-purple: #7c3aed;
      --accent-pink: #db2777;
      --accent-cyan: #0891b2;
      --accent-emerald: #059669;
      --accent-amber: #d97706;
      --text-main: #0f172a;
      --text-muted: #475569;
      --text-light: #64748b;
      --bg-page: #f8fafc;
      --bg-card: #ffffff;
      --bg-card-alt: #f1f5f9;
      --border-color: #e2e8f0;
      --border-focus: #93c5fd;
      --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.05);
      --shadow-md: 0 4px 6px -1px rgba(15, 23, 42, 0.07), 0 2px 4px -2px rgba(15, 23, 42, 0.05);
      --shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, 0.08), 0 4px 6px -4px rgba(15, 23, 42, 0.04);
      --shadow-color: 0 12px 24px -6px rgba(37, 99, 235, 0.12);
      --radius-sm: 6px;
      --radius-md: 10px;
      --radius-lg: 16px;
      --radius-full: 9999px;
      --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, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background-color: var(--bg-page);
      color: var(--text-main);
      line-height: 1.6;
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
    }

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

    a:hover {
      color: var(--primary-hover);
    }

    img {
      max-width: 100%;
      height: auto;
      display: block;
    }

    /* 统一样式容器规范 */
    .container {
      width: 100%;
      max-width: 1200px;
      margin-left: auto;
      margin-right: auto;
      padding-left: 20px;
      padding-right: 20px;
    }

    .section-wrap {
      padding: 70px 0;
      position: relative;
    }

    .section-header {
      text-align: center;
      max-width: 780px;
      margin: 0 auto 46px;
    }

    .section-tag {
      display: inline-block;
      font-size: 0.85rem;
      font-weight: 600;
      padding: 4px 14px;
      border-radius: var(--radius-full);
      background: #e0e7ff;
      color: var(--accent-purple);
      margin-bottom: 12px;
      letter-spacing: 0.5px;
    }

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

    .section-desc {
      font-size: 1rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 顶部导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.94);
      backdrop-filter: blur(10px);
      -webkit-backdrop-filter: blur(10px);
      border-bottom: 1px solid var(--border-color);
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.03);
    }

    .nav-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 70px;
    }

    .nav-brand {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .nav-brand .ai-page-logo {
      height: 40px;
      width: auto;
      object-fit: contain;
    }

    .brand-title {
      font-size: 1.25rem;
      font-weight: 800;
      color: var(--text-main);
      letter-spacing: -0.5px;
    }

    .brand-title span {
      color: var(--primary);
    }

    /* 严格按照要求设置 gap: 0 */
    .nav-links {
      display: flex;
      align-items: center;
      gap: 0;
      list-style: none;
      margin: 0;
      padding: 0;
    }

    .nav-links li a {
      display: inline-block;
      font-size: 0.95rem;
      font-weight: 500;
      color: var(--text-muted);
      padding: 8px 13px;
      border-radius: var(--radius-sm);
      transition: var(--transition);
      white-space: nowrap;
    }

    .nav-links li a:hover,
    .nav-links li a.active {
      color: var(--primary);
      background: var(--primary-light);
    }

    .nav-action {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 0.95rem;
      font-weight: 600;
      padding: 10px 22px;
      border-radius: var(--radius-md);
      border: 1px solid transparent;
      cursor: pointer;
      transition: var(--transition);
      text-align: center;
      line-height: 1.2;
    }

    .btn-primary {
      background: linear-gradient(135deg, var(--primary) 0%, #3b82f6 100%);
      color: #ffffff !important;
      box-shadow: 0 4px 12px rgba(37, 99, 235, 0.28);
    }

    .btn-primary:hover {
      background: linear-gradient(135deg, var(--primary-hover) 0%, var(--primary) 100%);
      box-shadow: 0 6px 16px rgba(37, 99, 235, 0.36);
      transform: translateY(-1px);
    }

    .btn-secondary {
      background: #ffffff;
      color: var(--text-main);
      border-color: var(--border-color);
    }

    .btn-secondary:hover {
      background: #f8fafc;
      border-color: var(--primary);
      color: var(--primary);
    }

    .btn-portal {
      background: linear-gradient(135deg, #10b981 0%, #059669 100%);
      color: #ffffff !important;
      font-weight: 700;
      box-shadow: 0 4px 14px rgba(16, 185, 129, 0.28);
    }

    .btn-portal:hover {
      background: linear-gradient(135deg, #059669 0%, #047857 100%);
      transform: translateY(-1px);
      box-shadow: 0 6px 18px rgba(16, 185, 129, 0.36);
    }

    .nav-mobile-toggle {
      display: none;
      background: none;
      border: none;
      font-size: 1.5rem;
      color: var(--text-main);
      cursor: pointer;
      padding: 4px;
    }

    /* 首屏 Hero 区域：严禁出现任何图片资源 */
    .hero-section {
      background: linear-gradient(180deg, #ffffff 0%, #f0f7ff 50%, #f8fafc 100%);
      padding: 85px 0 70px;
      position: relative;
      overflow: hidden;
      border-bottom: 1px solid #e2e8f0;
    }

    .hero-decor-orb-1 {
      position: absolute;
      width: 480px;
      height: 480px;
      background: radial-gradient(circle, rgba(124, 58, 237, 0.12) 0%, rgba(255, 255, 255, 0) 70%);
      top: -120px;
      left: -100px;
      pointer-events: none;
    }

    .hero-decor-orb-2 {
      position: absolute;
      width: 520px;
      height: 520px;
      background: radial-gradient(circle, rgba(37, 99, 235, 0.14) 0%, rgba(255, 255, 255, 0) 70%);
      top: -60px;
      right: -120px;
      pointer-events: none;
    }

    .hero-decor-orb-3 {
      position: absolute;
      width: 400px;
      height: 400px;
      background: radial-gradient(circle, rgba(16, 185, 129, 0.1) 0%, rgba(255, 255, 255, 0) 70%);
      bottom: -100px;
      left: 35%;
      pointer-events: none;
    }

    .hero-content {
      position: relative;
      z-index: 2;
      text-align: center;
      max-width: 960px;
      margin: 0 auto;
    }

    .hero-badge-wrap {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 18px;
      border-radius: var(--radius-full);
      background: rgba(255, 255, 255, 0.9);
      border: 1px solid #c7d2fe;
      box-shadow: 0 2px 8px rgba(99, 102, 241, 0.12);
      margin-bottom: 24px;
    }

    .hero-badge-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: #10b981;
      box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
    }

    .hero-badge-text {
      font-size: 0.88rem;
      font-weight: 600;
      color: #4338ca;
    }

    /* H1 精准控制字数：菁选灵创一站式AIGC内容生产平台 (17字) */
    .hero-title {
      font-size: 2.75rem;
      font-weight: 900;
      line-height: 1.25;
      letter-spacing: -0.8px;
      color: var(--text-main);
      margin-bottom: 20px;
    }

    .hero-title-highlight {
      background: linear-gradient(135deg, #1d4ed8 0%, #7c3aed 50%, #db2777 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .hero-subtext {
      font-size: 1.15rem;
      color: var(--text-muted);
      max-width: 820px;
      margin: 0 auto 36px;
      line-height: 1.7;
    }

    .hero-actions {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 16px;
      flex-wrap: wrap;
      margin-bottom: 44px;
    }

    .btn-hero-cta {
      font-size: 1.1rem;
      padding: 14px 34px;
      border-radius: var(--radius-md);
    }

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

    .hero-stat-card {
      background: rgba(255, 255, 255, 0.88);
      border: 1px solid rgba(226, 232, 240, 0.85);
      border-radius: var(--radius-md);
      padding: 20px 16px;
      text-align: center;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }

    .hero-stat-card:hover {
      transform: translateY(-2px);
      box-shadow: var(--shadow-md);
      border-color: #cbd5e1;
    }

    .stat-number {
      font-size: 1.85rem;
      font-weight: 800;
      color: var(--primary);
      line-height: 1.1;
      margin-bottom: 6px;
    }

    .stat-number.color-purple { color: var(--accent-purple); }
    .stat-number.color-emerald { color: var(--accent-emerald); }
    .stat-number.color-amber { color: var(--accent-amber); }

    .stat-label {
      font-size: 0.88rem;
      color: var(--text-muted);
      font-weight: 500;
    }

    /* 模型矩阵徽章条 */
    .models-marquee-wrap {
      margin-top: 40px;
      padding: 20px;
      background: #ffffff;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }

    .models-title {
      font-size: 0.9rem;
      font-weight: 700;
      color: var(--text-light);
      margin-bottom: 12px;
      text-align: center;
      text-transform: uppercase;
      letter-spacing: 1px;
    }

    .models-tags-flex {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 8px;
    }

    .model-tag {
      font-size: 0.8rem;
      font-weight: 600;
      padding: 4px 10px;
      border-radius: var(--radius-sm);
      background: #f8fafc;
      color: #334155;
      border: 1px solid #e2e8f0;
      transition: var(--transition);
    }

    .model-tag:hover {
      border-color: var(--primary);
      color: var(--primary);
      background: var(--primary-light);
    }

    /* 平台介绍板块 */
    .intro-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
      align-items: center;
    }

    .intro-media {
      position: relative;
      border-radius: var(--radius-lg);
      overflow: hidden;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-lg);
      background: #ffffff;
    }

    .intro-content h3 {
      font-size: 1.8rem;
      font-weight: 800;
      margin-bottom: 18px;
      color: var(--text-main);
      line-height: 1.3;
    }

    .intro-content p {
      font-size: 1rem;
      color: var(--text-muted);
      margin-bottom: 16px;
      line-height: 1.7;
    }

    .intro-feature-list {
      list-style: none;
      margin: 24px 0 32px;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

    .intro-feature-item {
      display: flex;
      align-items: flex-start;
      gap: 12px;
    }

    .feature-icon-badge {
      width: 28px;
      height: 28px;
      border-radius: 50%;
      background: #dbeafe;
      color: var(--primary);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 0.85rem;
      flex-shrink: 0;
      margin-top: 2px;
    }

    .feature-item-text strong {
      display: block;
      color: var(--text-main);
      font-size: 0.98rem;
      margin-bottom: 2px;
    }

    .feature-item-text span {
      color: var(--text-muted);
      font-size: 0.88rem;
    }

    /* 核心场景与服务矩阵 (斑斓彩调卡片) */
    .services-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
      gap: 20px;
    }

    .service-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 24px;
      transition: var(--transition);
      display: flex;
      flex-direction: column;
      position: relative;
      overflow: hidden;
    }

    .service-card::before {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 4px;
      background: linear-gradient(90deg, #3b82f6, #8b5cf6);
      opacity: 0;
      transition: var(--transition);
    }

    .service-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-lg);
      border-color: #cbd5e1;
    }

    .service-card:hover::before {
      opacity: 1;
    }

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

    .service-icon-box {
      width: 44px;
      height: 44px;
      border-radius: var(--radius-md);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.25rem;
      flex-shrink: 0;
    }

    .icon-blue { background: #eff6ff; color: #2563eb; }
    .icon-purple { background: #f5f3ff; color: #7c3aed; }
    .icon-emerald { background: #ecfdf5; color: #059669; }
    .icon-amber { background: #fffbeb; color: #d97706; }
    .icon-pink { background: #fdf2f8; color: #db2777; }
    .icon-cyan { background: #ecfeff; color: #0891b2; }

    .service-card h4 {
      font-size: 1.12rem;
      font-weight: 700;
      color: var(--text-main);
    }

    .service-card p {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 14px;
      flex-grow: 1;
    }

    .service-badge {
      display: inline-block;
      font-size: 0.75rem;
      padding: 3px 8px;
      border-radius: 4px;
      background: #f1f5f9;
      color: var(--text-light);
      align-self: flex-start;
    }

    /* 一站式制作专区 */
    .onestop-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
    }

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

    .onestop-card:hover {
      border-color: #93c5fd;
      box-shadow: var(--shadow-md);
    }

    .onestop-card-tag {
      font-size: 0.75rem;
      font-weight: 700;
      text-transform: uppercase;
      color: var(--primary);
      margin-bottom: 8px;
    }

    .onestop-card h4 {
      font-size: 1.25rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 10px;
    }

    .onestop-card p {
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 16px;
    }

    .onestop-features {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 8px;
    }

    .onestop-features li {
      font-size: 0.88rem;
      color: #334155;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .check-dot {
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background: var(--accent-emerald);
      flex-shrink: 0;
    }

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

    .industry-box {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 24px;
      transition: var(--transition);
    }

    .industry-box:hover {
      transform: translateY(-3px);
      box-shadow: var(--shadow-md);
      border-color: #cbd5e1;
    }

    .industry-box h4 {
      font-size: 1.15rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 10px;
    }

    .industry-box p {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

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

    .flow-step-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 24px 20px;
      text-align: center;
      position: relative;
      box-shadow: var(--shadow-sm);
    }

    .step-number {
      width: 44px;
      height: 44px;
      line-height: 44px;
      border-radius: 50%;
      background: linear-gradient(135deg, var(--primary) 0%, var(--accent-purple) 100%);
      color: #ffffff;
      font-size: 1.1rem;
      font-weight: 800;
      margin: 0 auto 16px;
      box-shadow: 0 4px 10px rgba(37, 99, 235, 0.25);
    }

    .flow-step-card h4 {
      font-size: 1.05rem;
      font-weight: 700;
      margin-bottom: 8px;
      color: var(--text-main);
    }

    .flow-step-card p {
      font-size: 0.86rem;
      color: var(--text-muted);
      line-height: 1.5;
    }

    /* 案例中心展示 */
    .cases-grid {
      display: grid;
      grid-template-columns: 1fr 1fr 1fr;
      gap: 24px;
    }

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

    .case-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-lg);
    }

    .case-img-wrap {
      width: 100%;
      aspect-ratio: 16 / 10;
      overflow: hidden;
      background: #e2e8f0;
      position: relative;
    }

    .case-img-wrap.aspect-square {
      aspect-ratio: 1 / 1;
    }

    .case-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }

    .case-card:hover .case-img-wrap img {
      transform: scale(1.04);
    }

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

    .case-cat {
      font-size: 0.8rem;
      font-weight: 600;
      color: var(--primary);
      margin-bottom: 6px;
    }

    .case-info h4 {
      font-size: 1.1rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 8px;
    }

    .case-info p {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.5;
    }

    /* 对比评测板块 */
    .review-score-hero {
      background: linear-gradient(135deg, #ffffff 0%, #eff6ff 100%);
      border: 1px solid #bfdbfe;
      border-radius: var(--radius-lg);
      padding: 30px;
      margin-bottom: 30px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 20px;
    }

    .review-meta h3 {
      font-size: 1.6rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 8px;
    }

    .review-stars {
      color: #f59e0b;
      font-size: 1.3rem;
      margin-bottom: 4px;
      letter-spacing: 2px;
    }

    .review-score-pill {
      display: flex;
      align-items: baseline;
      gap: 6px;
      background: #ffffff;
      border: 1px solid #cbd5e1;
      padding: 12px 24px;
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-sm);
    }

    .score-val {
      font-size: 2.4rem;
      font-weight: 900;
      color: #2563eb;
      line-height: 1;
    }

    .score-max {
      font-size: 1.1rem;
      color: var(--text-light);
      font-weight: 700;
    }

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

    .comparison-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      min-width: 720px;
    }

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

    .comparison-table th {
      background: #f8fafc;
      font-weight: 700;
      color: var(--text-main);
    }

    .comparison-table th.col-highlight {
      background: #eff6ff;
      color: var(--primary);
      font-size: 1.02rem;
    }

    .comparison-table td.col-highlight {
      background: #f0f7ff;
      font-weight: 600;
      color: #1e3a8a;
    }

    .comparison-table tr:last-child td {
      border-bottom: none;
    }

    .tag-win {
      display: inline-block;
      font-size: 0.78rem;
      background: #dcfce7;
      color: #15803d;
      padding: 2px 8px;
      border-radius: 4px;
      margin-left: 6px;
      font-weight: 600;
    }

    /* Token 比价板块 */
    .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-lg);
      padding: 26px;
      box-shadow: var(--shadow-sm);
      text-align: center;
      transition: var(--transition);
      position: relative;
    }

    .token-card.featured {
      border-color: #93c5fe;
      background: linear-gradient(180deg, #ffffff 0%, #f0f7ff 100%);
      box-shadow: var(--shadow-color);
    }

    .token-card:hover {
      transform: translateY(-3px);
      box-shadow: var(--shadow-md);
    }

    .token-card h4 {
      font-size: 1.25rem;
      font-weight: 800;
      margin-bottom: 8px;
      color: var(--text-main);
    }

    .token-diff-badge {
      display: inline-block;
      font-size: 0.8rem;
      font-weight: 700;
      background: #fee2e2;
      color: #b91c1c;
      padding: 4px 10px;
      border-radius: var(--radius-full);
      margin-bottom: 16px;
    }

    .token-diff-badge.green {
      background: #dcfce7;
      color: #15803d;
    }

    .price-compare-box {
      background: #f8fafc;
      border: 1px solid #e2e8f0;
      border-radius: var(--radius-md);
      padding: 14px;
      margin-bottom: 18px;
    }

    .price-row {
      display: flex;
      justify-content: space-between;
      font-size: 0.88rem;
      margin-bottom: 6px;
    }

    .price-row:last-child {
      margin-bottom: 0;
    }

    .price-row.official {
      color: var(--text-light);
      text-decoration: line-through;
    }

    .price-row.ours {
      font-weight: 800;
      color: var(--primary);
      font-size: 1rem;
    }

    /* 加盟代理板块 */
    .partner-banner {
      background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
      border-radius: var(--radius-lg);
      padding: 40px;
      color: #ffffff;
      display: grid;
      grid-template-columns: 1.5fr 1fr;
      gap: 30px;
      align-items: center;
    }

    .partner-banner h3 {
      font-size: 1.8rem;
      font-weight: 800;
      margin-bottom: 12px;
      color: #ffffff;
    }

    .partner-banner p {
      font-size: 0.96rem;
      color: #cbd5e1;
      line-height: 1.6;
      margin-bottom: 20px;
    }

    .partner-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }

    .partner-tag-pill {
      font-size: 0.85rem;
      background: rgba(255, 255, 255, 0.1);
      border: 1px solid rgba(255, 255, 255, 0.2);
      padding: 6px 14px;
      border-radius: var(--radius-full);
      color: #f1f5f9;
    }

    .partner-cta-card {
      background: #ffffff;
      border-radius: var(--radius-md);
      padding: 24px;
      text-align: center;
      color: var(--text-main);
    }

    .partner-cta-card h4 {
      font-size: 1.2rem;
      font-weight: 800;
      margin-bottom: 8px;
    }

    .partner-cta-card p {
      font-size: 0.85rem;
      color: var(--text-muted);
      margin-bottom: 16px;
    }

    /* 用户评论 */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }

    .review-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 24px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      transition: var(--transition);
    }

    .review-card:hover {
      transform: translateY(-3px);
      box-shadow: var(--shadow-md);
      border-color: #cbd5e1;
    }

    .review-card-stars {
      color: #f59e0b;
      font-size: 0.95rem;
      margin-bottom: 12px;
      letter-spacing: 2px;
    }

    .review-card-text {
      font-size: 0.92rem;
      color: #334155;
      line-height: 1.6;
      margin-bottom: 18px;
      font-style: normal;
    }

    .review-author {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid #f1f5f9;
      padding-top: 14px;
    }

    .author-avatar {
      width: 40px;
      height: 40px;
      border-radius: 50%;
      background: #e2e8f0;
      color: #1e293b;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 0.9rem;
    }

    .author-info h5 {
      font-size: 0.95rem;
      font-weight: 700;
      color: var(--text-main);
    }

    .author-info span {
      font-size: 0.8rem;
      color: var(--text-light);
    }

    /* FAQ 折叠面板 */
    .faq-container {
      max-width: 900px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .faq-item {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      transition: var(--transition);
    }

    .faq-item.active {
      border-color: #93c5fd;
      box-shadow: var(--shadow-sm);
    }

    .faq-question {
      width: 100%;
      padding: 18px 22px;
      background: none;
      border: none;
      text-align: left;
      font-size: 1.02rem;
      font-weight: 700;
      color: var(--text-main);
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 16px;
    }

    .faq-toggle-icon {
      font-size: 1.25rem;
      color: var(--text-light);
      transition: transform 0.25s ease;
      line-height: 1;
    }

    .faq-item.active .faq-toggle-icon {
      transform: rotate(45deg);
      color: var(--primary);
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease;
      padding: 0 22px;
    }

    .faq-item.active .faq-answer {
      max-height: 300px;
      padding-bottom: 20px;
    }

    .faq-answer p {
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 需求匹配与联系我们 (表单) */
    .contact-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 36px;
      align-items: stretch;
    }

    .contact-info-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 32px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .contact-info-card h3 {
      font-size: 1.6rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 12px;
    }

    .contact-info-card p {
      font-size: 0.95rem;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 24px;
    }

    .contact-meta-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 16px;
      margin-bottom: 24px;
    }

    .contact-meta-item {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 0.94rem;
      color: #334155;
    }

    .contact-meta-label {
      font-weight: 700;
      color: var(--text-main);
      min-width: 76px;
    }

    .qrcode-box {
      display: flex;
      align-items: center;
      gap: 16px;
      padding: 16px;
      background: #f8fafc;
      border-radius: var(--radius-md);
      border: 1px solid #e2e8f0;
    }

    .qrcode-box img {
      width: 90px;
      height: 90px;
      border-radius: 6px;
      border: 1px solid #cbd5e1;
    }

    .qrcode-text h5 {
      font-size: 0.96rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 4px;
    }

    .qrcode-text p {
      font-size: 0.82rem;
      color: var(--text-light);
      margin-bottom: 0;
    }

    /* 表单组件 */
    .form-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 32px;
      box-shadow: var(--shadow-sm);
    }

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

    .form-card .form-subtitle {
      font-size: 0.88rem;
      color: var(--text-muted);
      margin-bottom: 22px;
    }

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

    .form-label {
      display: block;
      font-size: 0.88rem;
      font-weight: 600;
      color: var(--text-main);
      margin-bottom: 6px;
    }

    .form-control {
      width: 100%;
      padding: 11px 14px;
      font-size: 0.92rem;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      background: #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: 100px;
      resize: vertical;
    }

    /* 行业资讯与最新文章 */
    .articles-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 28px;
      box-shadow: var(--shadow-sm);
    }

    .articles-dynamic-box {
      margin-bottom: 24px;
      padding-bottom: 20px;
      border-bottom: 1px dashed var(--border-color);
    }

    .article-links-list {
      list-style: none;
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
      gap: 12px;
    }

    .article-links-list a {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      font-size: 0.9rem;
      color: var(--text-muted);
      padding: 10px 14px;
      background: #f8fafc;
      border: 1px solid #e2e8f0;
      border-radius: var(--radius-md);
      transition: var(--transition);
    }

    .article-links-list a:hover {
      color: var(--primary);
      background: var(--primary-light);
      border-color: #bfdbfe;
    }

    /* 友情链接与底部导航 */
    .site-footer {
      background: #ffffff;
      border-top: 1px solid var(--border-color);
      padding: 50px 0 30px;
      color: var(--text-muted);
    }

    .footer-top-grid {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1fr;
      gap: 36px;
      margin-bottom: 36px;
    }

    .footer-brand p {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.6;
      margin-top: 12px;
    }

    .footer-col h4 {
      font-size: 1rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 14px;
    }

    .footer-links-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 8px;
    }

    .footer-links-list a {
      font-size: 0.88rem;
      color: var(--text-muted);
    }

    .footer-links-list a:hover {
      color: var(--primary);
    }

    .friend-links-wrap {
      padding: 20px 0;
      border-top: 1px solid var(--border-color);
      border-bottom: 1px solid var(--border-color);
      margin-bottom: 24px;
    }

    .friend-links-title {
      font-size: 0.86rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 10px;
    }

    .friend-links-flex {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
    }

    .friend-links-flex a {
      font-size: 0.85rem;
      color: var(--text-light);
    }

    .friend-links-flex a:hover {
      color: var(--primary);
    }

    .footer-bottom {
      text-align: center;
      font-size: 0.85rem;
      color: var(--text-light);
    }

    /* 浮动客服入口与返回顶部 */
    .floating-widget {
      position: fixed;
      right: 24px;
      bottom: 30px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .float-btn {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: #ffffff;
      color: var(--primary);
      border: 1px solid var(--border-color);
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      transition: var(--transition);
      font-size: 1.15rem;
    }

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

    .back-to-top {
      opacity: 0;
      visibility: hidden;
    }

    .back-to-top.show {
      opacity: 1;
      visibility: visible;
    }

    /* 响应式适配 */
    @media (max-width: 1024px) {
      .hero-title {
        font-size: 2.3rem;
      }
      .hero-stats-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .onestop-grid,
      .cases-grid,
      .token-grid,
      .reviews-grid,
      .industry-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .flow-steps-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .partner-banner {
        grid-template-columns: 1fr;
      }
      .footer-top-grid {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 768px) {
      .section-wrap {
        padding: 50px 0;
      }
      .section-title {
        font-size: 1.7rem;
      }
      .hero-title {
        font-size: 1.95rem;
      }
      .nav-links {
        display: none;
        position: absolute;
        top: 70px;
        left: 0;
        right: 0;
        background: #ffffff;
        flex-direction: column;
        align-items: stretch;
        border-bottom: 1px solid var(--border-color);
        box-shadow: var(--shadow-md);
        padding: 16px;
      }
      .nav-links.active {
        display: flex;
      }
      .nav-links li a {
        padding: 12px 16px;
        width: 100%;
      }
      .nav-mobile-toggle {
        display: block;
      }
      .intro-grid,
      .contact-grid,
      .footer-top-grid,
      .onestop-grid,
      .cases-grid,
      .token-grid,
      .reviews-grid,
      .industry-grid,
      .flow-steps-grid {
        grid-template-columns: 1fr;
      }
      .hero-stats-grid {
        grid-template-columns: 1fr;
      }
      .nav-action .btn-portal {
        display: none;
      }
    }