:root {
      --primary: #2563eb;
      --primary-dark: #1d4ed8;
      --secondary: #06b6d4;
      --accent: #f97316;
      --accent-pink: #ec4899;
      --bg-page: #f8fafc;
      --bg-card: #ffffff;
      --bg-card-alt: #f1f5f9;
      --text-main: #0f172a;
      --text-muted: #475569;
      --text-light: #64748b;
      --border-color: #e2e8f0;
      --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
      --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
      --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
      --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
      --radius-sm: 8px;
      --radius-md: 12px;
      --radius-lg: 16px;
      --radius-xl: 24px;
      --transition: all 0.25s ease-in-out;
    }

    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
      -webkit-font-smoothing: antialiased;
    }

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
      color: var(--text-main);
      line-height: 1.6;
      overflow-x: hidden;
      min-width: 320px;
    }

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

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

    .ai-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: 1000;
      background: rgba(255, 255, 255, 0.95);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-color);
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.03);
    }

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

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

    .brand-logo-wrap {
      width: 130px;
      max-height: 48px;
      display: flex;
      align-items: center;
    }

    .ai-page-home-link {
      font-weight: 700;
      font-size: 1.15rem;
      color: var(--primary);
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }

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

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

    .nav-item a {
      font-size: 0.95rem;
      font-weight: 500;
      color: var(--text-muted);
      padding: 8px 14px;
      border-radius: var(--radius-sm);
      display: inline-block;
      white-space: nowrap;
    }

    .nav-item a:hover {
      color: var(--primary);
      background-color: #eff6ff;
    }

    .header-actions {
      display: flex;
      align-items: center;
      gap: 12px;
    }

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

    .btn-primary {
      background: linear-gradient(135deg, #2563eb 0%, #06b6d4 100%);
      color: #ffffff;
      box-shadow: 0 4px 14px rgba(37, 99, 235, 0.3);
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
      color: #ffffff;
    }

    .btn-outline {
      background-color: #ffffff;
      border-color: #cbd5e1;
      color: var(--text-main);
    }

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

    .menu-toggle {
      display: none;
      background: none;
      border: none;
      cursor: pointer;
      padding: 6px;
    }

    .menu-toggle span {
      display: block;
      width: 24px;
      height: 2px;
      background-color: var(--text-main);
      margin: 5px 0;
      transition: var(--transition);
    }

    /* 区域通用规范 */
    .section-wrap {
      padding: 72px 0;
      position: relative;
    }

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

    .section-tag {
      display: inline-block;
      padding: 5px 14px;
      font-size: 0.85rem;
      font-weight: 700;
      color: var(--primary);
      background: #eff6ff;
      border: 1px solid #bfdbfe;
      border-radius: 9999px;
      margin-bottom: 12px;
      text-transform: uppercase;
      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-subtitle {
      font-size: 1.05rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 首屏 Hero 区域 (严格无图片) */
    .hero-section {
      padding: 64px 0 60px;
      background: radial-gradient(circle at 50% 10%, rgba(37, 99, 235, 0.08) 0%, rgba(6, 182, 212, 0.05) 45%, transparent 70%);
      border-bottom: 1px solid #e2e8f0;
    }

    .hero-content {
      text-align: center;
      max-width: 960px;
      margin: 0 auto;
    }

    .hero-badge-pill {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: #ffffff;
      border: 1px solid #e0e7ff;
      padding: 6px 18px;
      border-radius: 999px;
      box-shadow: var(--shadow-sm);
      margin-bottom: 24px;
      font-size: 0.9rem;
      font-weight: 600;
      color: #3730a3;
    }

    .hero-badge-pill .dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: #10b981;
      display: inline-block;
      animation: pulseDot 2s infinite;
    }

    @keyframes pulseDot {
      0% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.6); }
      70% { box-shadow: 0 0 0 6px rgba(16, 185, 129, 0); }
      100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
    }

    .hero-h1 {
      font-size: 2.6rem;
      font-weight: 900;
      color: var(--text-main);
      letter-spacing: -0.5px;
      line-height: 1.25;
      margin-bottom: 20px;
    }

    .hero-h1-gradient {
      background: linear-gradient(135deg, #1d4ed8 0%, #06b6d4 50%, #f97316 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .hero-desc {
      font-size: 1.15rem;
      color: var(--text-muted);
      max-width: 760px;
      margin: 0 auto 36px;
      line-height: 1.7;
    }

    .hero-btn-group {
      display: flex;
      justify-content: center;
      align-items: center;
      gap: 16px;
      margin-bottom: 48px;
      flex-wrap: wrap;
    }

    .hero-btn-primary-big {
      font-size: 1.1rem;
      padding: 14px 34px;
      border-radius: var(--radius-lg);
      background: linear-gradient(135deg, #2563eb 0%, #06b6d4 100%);
      color: #ffffff;
      font-weight: 700;
      box-shadow: 0 10px 25px -4px rgba(37, 99, 235, 0.45);
    }

    .hero-btn-primary-big:hover {
      transform: translateY(-3px);
      box-shadow: 0 15px 30px -5px rgba(37, 99, 235, 0.55);
      color: #ffffff;
    }

    .hero-btn-sub {
      font-size: 1.05rem;
      padding: 14px 28px;
      border-radius: var(--radius-lg);
      background: #ffffff;
      border: 1px solid #cbd5e1;
      font-weight: 600;
      color: var(--text-main);
      box-shadow: var(--shadow-sm);
    }

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

    /* 首屏数据指标卡片 */
    .hero-metric-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      margin-top: 20px;
    }

    .metric-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 22px 18px;
      box-shadow: var(--shadow-md);
      transition: var(--transition);
      text-align: center;
    }

    .metric-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-lg);
      border-color: #93c5fd;
    }

    .metric-number {
      font-size: 1.9rem;
      font-weight: 800;
      color: var(--primary);
      margin-bottom: 6px;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 4px;
    }

    .metric-title {
      font-size: 0.95rem;
      font-weight: 600;
      color: var(--text-main);
      margin-bottom: 4px;
    }

    .metric-desc {
      font-size: 0.8rem;
      color: var(--text-light);
    }

    /* 多模型生态展示条 */
    .model-strip {
      background: #ffffff;
      border-top: 1px solid var(--border-color);
      border-bottom: 1px solid var(--border-color);
      padding: 20px 0;
    }

    .model-strip-header {
      font-size: 0.88rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 1px;
      color: var(--text-light);
      text-align: center;
      margin-bottom: 14px;
    }

    .model-tag-cloud {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 8px;
    }

    .model-pill {
      font-size: 0.82rem;
      font-weight: 600;
      padding: 5px 12px;
      background: #f1f5f9;
      color: var(--text-muted);
      border-radius: 6px;
      border: 1px solid #e2e8f0;
      transition: var(--transition);
    }

    .model-pill:hover {
      background: #eff6ff;
      color: var(--primary);
      border-color: #93c5fd;
      transform: scale(1.04);
    }

    /* 平台介绍板块 */
    .platform-intro-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

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

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

    .intro-icon {
      width: 50px;
      height: 50px;
      border-radius: var(--radius-md);
      background: linear-gradient(135deg, #dbeafe 0%, #cffafe 100%);
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.4rem;
      margin-bottom: 18px;
    }

    .intro-feature-card h3 {
      font-size: 1.25rem;
      font-weight: 700;
      margin-bottom: 10px;
      color: var(--text-main);
    }

    .intro-feature-card p {
      font-size: 0.95rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* AIGC 服务场景卡片库 */
    .service-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 22px;
    }

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

    .service-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-lg);
      border-color: #93c5fd;
    }

    .service-head {
      display: flex;
      justify-content: space-between;
      align-items: flex-start;
      margin-bottom: 12px;
    }

    .service-badge {
      font-size: 0.75rem;
      font-weight: 700;
      padding: 3px 8px;
      border-radius: 4px;
      background: #eff6ff;
      color: var(--primary);
    }

    .service-title {
      font-size: 1.18rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 8px;
    }

    .service-text {
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.55;
      margin-bottom: 16px;
    }

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

    .tag-item {
      font-size: 0.76rem;
      background: #f8fafc;
      color: var(--text-light);
      padding: 2px 8px;
      border-radius: 4px;
      border: 1px solid #e2e8f0;
    }

    /* 一站式制作全流程 */
    .process-timeline {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      position: relative;
    }

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

    .step-number {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: linear-gradient(135deg, #2563eb, #06b6d4);
      color: #ffffff;
      font-weight: 800;
      font-size: 1.15rem;
      display: flex;
      align-items: center;
      justify-content: center;
      margin: 0 auto 16px;
    }

    .step-title {
      font-size: 1.12rem;
      font-weight: 700;
      margin-bottom: 8px;
      color: var(--text-main);
    }

    .step-desc {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.55;
    }

    /* 对比评测板块 */
    .review-score-hero {
      background: linear-gradient(135deg, #ffffff 0%, #f0fdf4 50%, #eff6ff 100%);
      border: 2px solid #86efac;
      border-radius: var(--radius-xl);
      padding: 36px;
      margin-bottom: 40px;
      box-shadow: var(--shadow-md);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 32px;
      flex-wrap: wrap;
    }

    .score-left {
      max-width: 600px;
    }

    .score-stars {
      color: #f59e0b;
      font-size: 1.6rem;
      letter-spacing: 2px;
      margin-bottom: 8px;
    }

    .score-heading {
      font-size: 1.8rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 10px;
    }

    .score-sub {
      font-size: 1rem;
      color: var(--text-muted);
    }

    .score-badge-circle {
      text-align: center;
      background: #ffffff;
      border: 2px solid #22c55e;
      border-radius: var(--radius-xl);
      padding: 24px 36px;
      box-shadow: var(--shadow-md);
    }

    .score-big {
      font-size: 3.4rem;
      font-weight: 900;
      color: #15803d;
      line-height: 1;
    }

    .score-total {
      font-size: 1.1rem;
      color: var(--text-light);
      font-weight: 600;
      margin-top: 4px;
    }

    .score-label {
      font-size: 0.88rem;
      font-weight: 700;
      color: #166534;
      background: #dcfce7;
      padding: 2px 10px;
      border-radius: 999px;
      display: inline-block;
      margin-top: 6px;
    }

    .comparison-table-wrap {
      overflow-x: auto;
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      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;
      border-bottom: 1px solid var(--border-color);
      font-size: 0.95rem;
    }

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

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

    .col-highlight {
      background: #f0fdf4 !important;
      font-weight: 700;
      color: #166534;
    }

    .col-standard {
      color: var(--text-muted);
    }

    .status-check {
      color: #16a34a;
      font-weight: 800;
    }

    .status-cross {
      color: #94a3b8;
    }

    /* 案例中心展示 */
    .case-gallery-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-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-box {
      width: 100%;
      aspect-ratio: 16/9;
      background: #f1f5f9;
      overflow: hidden;
    }

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

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

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

    .case-title {
      font-size: 1.15rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 6px;
    }

    .case-desc {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.5;
      margin-bottom: 12px;
    }

    /* Token 比价专区 */
    .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: 28px;
      box-shadow: var(--shadow-sm);
      text-align: center;
      position: relative;
    }

    .token-card.popular {
      border: 2px solid var(--primary);
      box-shadow: 0 8px 24px rgba(37, 99, 235, 0.15);
    }

    .token-card.popular::before {
      content: "爆款推荐";
      position: absolute;
      top: -12px;
      left: 50%;
      transform: translateX(-50%);
      background: var(--primary);
      color: #ffffff;
      font-size: 0.75rem;
      font-weight: 700;
      padding: 2px 14px;
      border-radius: 999px;
    }

    .token-tier-name {
      font-size: 1.25rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 8px;
    }

    .token-price {
      font-size: 2.2rem;
      font-weight: 800;
      color: var(--primary);
      margin-bottom: 12px;
    }

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

    .token-features {
      list-style: none;
      margin: 20px 0 24px;
      text-align: left;
      font-size: 0.92rem;
      color: var(--text-muted);
    }

    .token-features li {
      padding: 8px 0;
      border-bottom: 1px dashed var(--border-color);
      display: flex;
      align-items: center;
      gap: 8px;
    }

    /* 客户评价板块 (6条) */
    .testimonial-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 22px;
    }

    .testimonial-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;
    }

    .testimonial-card:hover {
      box-shadow: var(--shadow-md);
      border-color: #cbd5e1;
    }

    .testimonial-content {
      font-size: 0.95rem;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 20px;
      position: relative;
    }

    .testimonial-user {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid var(--border-color);
      padding-top: 14px;
    }

    .avatar-initial {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      background: linear-gradient(135deg, #3b82f6, #06b6d4);
      color: #ffffff;
      font-weight: 700;
      font-size: 1rem;
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
    }

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

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

    /* 资讯与百科文章 */
    .article-section-grid {
      display: grid;
      grid-template-columns: 2fr 1fr;
      gap: 28px;
    }

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

    .article-box h3, .wiki-box h3 {
      font-size: 1.25rem;
      font-weight: 700;
      margin-bottom: 18px;
      color: var(--text-main);
      border-left: 4px solid var(--primary);
      padding-left: 10px;
    }

    .article-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

    .article-item a {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 10px 14px;
      border-radius: var(--radius-sm);
      background: #f8fafc;
      border: 1px solid #edf2f7;
      font-size: 0.93rem;
      color: var(--text-main);
      font-weight: 500;
    }

    .article-item a:hover {
      background: #eff6ff;
      color: var(--primary);
      border-color: #bfdbfe;
    }

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

    .wiki-badge {
      background: #f1f5f9;
      color: var(--text-muted);
      padding: 6px 12px;
      border-radius: var(--radius-sm);
      font-size: 0.85rem;
      border: 1px solid #e2e8f0;
      transition: var(--transition);
    }

    .wiki-badge:hover {
      background: #dbeafe;
      color: var(--primary);
    }

    /* FAQ 折叠面板 (>=10个) */
    .faq-container {
      max-width: 880px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

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

    .faq-card:hover {
      border-color: #cbd5e1;
    }

    .faq-card.active {
      border-color: var(--primary);
      box-shadow: var(--shadow-sm);
    }

    .faq-question {
      padding: 18px 24px;
      cursor: pointer;
      font-size: 1.05rem;
      font-weight: 600;
      color: var(--text-main);
      display: flex;
      justify-content: space-between;
      align-items: center;
      user-select: none;
    }

    .faq-icon-arrow {
      width: 18px;
      height: 18px;
      transition: transform 0.3s ease;
      color: var(--text-light);
    }

    .faq-card.active .faq-icon-arrow {
      transform: rotate(180deg);
      color: var(--primary);
    }

    .faq-answer {
      display: none;
      padding: 0 24px 20px;
      font-size: 0.95rem;
      color: var(--text-muted);
      line-height: 1.65;
      border-top: 1px dashed #f1f5f9;
      padding-top: 14px;
    }

    .faq-card.active .faq-answer {
      display: block;
    }

    /* 需求表单与招商加盟 */
    .contact-form-layout {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 32px;
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-xl);
      padding: 40px;
      box-shadow: var(--shadow-md);
    }

    .form-info h3 {
      font-size: 1.6rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 16px;
    }

    .form-info p {
      color: var(--text-muted);
      margin-bottom: 24px;
      line-height: 1.6;
    }

    .contact-meta-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 14px;
      margin-bottom: 24px;
    }

    .contact-meta-item {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 0.95rem;
      color: var(--text-main);
    }

    .contact-meta-item strong {
      color: var(--text-muted);
      min-width: 70px;
    }

    .kefu-qr-box {
      width: 140px;
      background: #f8fafc;
      border: 1px solid #e2e8f0;
      border-radius: var(--radius-md);
      padding: 8px;
      text-align: center;
    }

    .kefu-qr-box p {
      font-size: 0.8rem;
      color: var(--text-light);
      margin-top: 6px;
      margin-bottom: 0;
    }

    .lead-form {
      display: flex;
      flex-direction: column;
      gap: 16px;
    }

    .form-group {
      display: flex;
      flex-direction: column;
      gap: 6px;
    }

    .form-group label {
      font-size: 0.88rem;
      font-weight: 600;
      color: var(--text-main);
    }

    .form-control {
      width: 100%;
      padding: 12px 14px;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      font-size: 0.95rem;
      color: var(--text-main);
      background-color: #ffffff;
      outline: none;
      transition: var(--transition);
    }

    .form-control:focus {
      border-color: var(--primary);
      box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
    }

    textarea.form-control {
      resize: vertical;
      min-height: 100px;
    }

    /* 招商加盟专区卡片 */
    .partner-card-box {
      background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
      border-radius: var(--radius-xl);
      padding: 44px;
      color: #ffffff;
      margin-top: 40px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 32px;
      flex-wrap: wrap;
    }

    .partner-info {
      max-width: 650px;
    }

    .partner-info h3 {
      font-size: 1.8rem;
      font-weight: 800;
      margin-bottom: 12px;
      color: #f8fafc;
    }

    .partner-info p {
      font-size: 1rem;
      color: #94a3b8;
      line-height: 1.65;
    }

    /* 页脚与友情链接 */
    .site-footer {
      background-color: #ffffff;
      border-top: 1px solid var(--border-color);
      padding: 48px 0 24px;
      margin-top: 60px;
      color: var(--text-muted);
    }

    .footer-top {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr;
      gap: 36px;
      padding-bottom: 32px;
      border-bottom: 1px solid var(--border-color);
    }

    .footer-brand p {
      font-size: 0.92rem;
      color: var(--text-light);
      margin-top: 12px;
      line-height: 1.6;
      max-width: 400px;
    }

    .footer-links-col h4 {
      font-size: 1rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 16px;
    }

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

    .footer-nav-list a {
      font-size: 0.9rem;
      color: var(--text-muted);
    }

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

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

    .friend-links-title {
      font-size: 0.88rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 10px;
    }

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

    .friend-links-wrap a {
      font-size: 0.88rem;
      color: var(--text-light);
    }

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

    .footer-bottom {
      padding-top: 20px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      font-size: 0.85rem;
      color: var(--text-light);
      flex-wrap: wrap;
      gap: 12px;
    }

    /* 悬浮工具栏 */
    .float-toolbar {
      position: fixed;
      right: 20px;
      bottom: 30px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .float-btn {
      width: 46px;
      height: 46px;
      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: var(--text-main);
      cursor: pointer;
      transition: var(--transition);
    }

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

    /* 响应式样式适配 */
    @media (max-width: 1024px) {
      .hero-metric-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .platform-intro-grid,
      .service-grid,
      .token-grid,
      .testimonial-grid,
      .case-gallery-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .process-timeline {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 768px) {
      .section-wrap {
        padding: 48px 0;
      }
      .section-title {
        font-size: 1.7rem;
      }
      .hero-h1 {
        font-size: 1.9rem;
      }
      .menu-toggle {
        display: block;
      }
      .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        width: 100%;
        background: #ffffff;
        flex-direction: column;
        padding: 16px 20px;
        box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
        border-bottom: 1px solid var(--border-color);
        gap: 0;
      }
      .nav-links.active {
        display: flex;
      }
      .nav-item {
        width: 100%;
      }
      .nav-item a {
        display: block;
        padding: 12px 16px;
      }
      .header-actions {
        display: none;
      }
      .hero-metric-grid,
      .platform-intro-grid,
      .service-grid,
      .token-grid,
      .testimonial-grid,
      .case-gallery-grid,
      .process-timeline,
      .contact-form-layout,
      .article-section-grid,
      .footer-top {
        grid-template-columns: 1fr;
      }
      .review-score-hero {
        flex-direction: column;
        text-align: center;
        padding: 24px;
      }
      .score-badge-circle {
        width: 100%;
      }
      .contact-form-layout {
        padding: 24px;
      }
      .partner-card-box {
        padding: 28px;
        flex-direction: column;
        text-align: center;
      }
    }