:root {
      --primary: #4338ca;
      --primary-gradient: linear-gradient(135deg, #4f46e5 0%, #7c3aed 50%, #db2777 100%);
      --accent-gradient: linear-gradient(135deg, #06b6d4 0%, #3b82f6 50%, #8b5cf6 100%);
      --warm-gradient: linear-gradient(135deg, #f59e0b 0%, #ef4444 50%, #ec4899 100%);
      --bg-main: #f8fafc;
      --bg-card: #ffffff;
      --bg-alt: #f1f5f9;
      --text-main: #0f172a;
      --text-muted: #475569;
      --text-light: #64748b;
      --border-color: #e2e8f0;
      --border-focus: #818cf8;
      --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 -1px rgba(0, 0, 0, 0.04);
      --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
      --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 10px 10px -5px rgba(0, 0, 0, 0.03);
      --radius-sm: 8px;
      --radius-md: 12px;
      --radius-lg: 18px;
      --radius-xl: 24px;
      --container-max: 1200px;
    }

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

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

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background-color: var(--bg-main);
      color: var(--text-main);
      line-height: 1.65;
      overflow-x: hidden;
      background-image: 
        radial-gradient(circle at 10% 20%, rgba(99, 102, 241, 0.05) 0%, transparent 40%),
        radial-gradient(circle at 90% 60%, rgba(236, 72, 153, 0.04) 0%, transparent 40%),
        radial-gradient(circle at 50% 90%, rgba(6, 182, 212, 0.05) 0%, transparent 40%);
      background-attachment: fixed;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: all 0.25s ease;
    }

    .container {
      width: 100%;
      max-width: var(--container-max);
      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, 0.92);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid rgba(226, 232, 240, 0.8);
      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;
    }

    .brand-logo-wrap {
      max-width: 140px;
      height: 40px;
      display: flex;
      align-items: center;
    }

    .ai-page-logo {
      display: block;
      max-height: 38px;
      width: auto;
      object-fit: contain;
    }

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

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

    .nav-links li a:hover,
    .nav-links li a.active {
      color: var(--primary);
      background-color: rgba(79, 70, 229, 0.08);
    }

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

    .btn-header-cta {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 9px 20px;
      font-size: 0.9rem;
      font-weight: 600;
      color: #ffffff !important;
      background: var(--primary-gradient);
      border-radius: 9999px;
      box-shadow: 0 4px 12px rgba(79, 70, 229, 0.25);
    }

    .btn-header-cta:hover {
      transform: translateY(-1px);
      box-shadow: 0 6px 16px rgba(79, 70, 229, 0.35);
    }

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

    /* 首屏 Hero */
    .hero-section {
      padding: 80px 0 60px;
      position: relative;
    }

    .hero-grid {
      display: grid;
      grid-template-columns: 1.15fr 0.85fr;
      gap: 40px;
      align-items: center;
    }

    .hero-content {
      position: relative;
    }

    .hero-badge-wrap {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 16px;
      background: linear-gradient(90deg, rgba(79, 70, 229, 0.1) 0%, rgba(219, 39, 119, 0.1) 100%);
      border: 1px solid rgba(124, 58, 237, 0.2);
      border-radius: 9999px;
      margin-bottom: 20px;
    }

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

    .hero-badge-text {
      font-size: 0.85rem;
      font-weight: 600;
      color: #4f46e5;
    }

    .hero-title {
      font-size: 2.75rem;
      font-weight: 800;
      line-height: 1.25;
      color: #0f172a;
      margin-bottom: 20px;
      letter-spacing: -0.02em;
    }

    .hero-highlight {
      background: var(--primary-gradient);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      display: inline-block;
    }

    .hero-desc {
      font-size: 1.1rem;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 32px;
      max-width: 620px;
    }

    .hero-btn-group {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 16px;
      margin-bottom: 36px;
    }

    .btn-main-official {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 14px 34px;
      font-size: 1.05rem;
      font-weight: 700;
      color: #ffffff !important;
      background: var(--primary-gradient);
      border-radius: 12px;
      box-shadow: 0 10px 20px -5px rgba(79, 70, 229, 0.4);
      border: 1px solid rgba(255, 255, 255, 0.2);
    }

    .btn-main-official:hover {
      transform: translateY(-2px);
      box-shadow: 0 14px 28px -5px rgba(79, 70, 229, 0.5);
    }

    .btn-sub-action {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 14px 28px;
      font-size: 1rem;
      font-weight: 600;
      color: var(--text-main);
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: 12px;
      box-shadow: var(--shadow-sm);
    }

    .btn-sub-action:hover {
      border-color: var(--primary);
      color: var(--primary);
      background: #f8fafc;
      transform: translateY(-2px);
    }

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

    .hero-tag {
      font-size: 0.82rem;
      padding: 4px 12px;
      border-radius: 6px;
      background: #ffffff;
      border: 1px solid var(--border-color);
      color: var(--text-muted);
    }

    .hero-visual-card {
      background: #ffffff;
      border-radius: var(--radius-xl);
      border: 1px solid rgba(226, 232, 240, 0.9);
      padding: 28px;
      box-shadow: var(--shadow-xl);
      position: relative;
    }

    .visual-card-head {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 24px;
      padding-bottom: 16px;
      border-bottom: 1px solid var(--border-color);
    }

    .visual-status {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 0.88rem;
      font-weight: 600;
      color: #059669;
    }

    .visual-badge {
      font-size: 0.75rem;
      padding: 3px 8px;
      border-radius: 4px;
      background: rgba(79, 70, 229, 0.1);
      color: #4f46e5;
      font-weight: 600;
    }

    .model-chip-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 10px;
      margin-bottom: 24px;
    }

    .model-chip {
      background: var(--bg-alt);
      border: 1px solid var(--border-color);
      padding: 10px 8px;
      border-radius: var(--radius-sm);
      text-align: center;
      font-size: 0.82rem;
      font-weight: 600;
      color: var(--text-main);
      transition: all 0.2s ease;
    }

    .model-chip:hover {
      border-color: #818cf8;
      background: #ffffff;
      box-shadow: var(--shadow-sm);
    }

    .visual-metric-row {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 12px;
      padding-top: 16px;
      border-top: 1px dashed var(--border-color);
    }

    .metric-item {
      text-align: center;
    }

    .metric-value {
      font-size: 1.35rem;
      font-weight: 800;
      color: var(--primary);
    }

    .metric-label {
      font-size: 0.75rem;
      color: var(--text-light);
    }

    /* Section 通用规范 */
    .section-wrap {
      padding: 64px 0;
      position: relative;
    }

    .section-header {
      text-align: center;
      max-width: 760px;
      margin: 0 auto 48px;
    }

    .section-pill {
      display: inline-block;
      font-size: 0.8rem;
      font-weight: 700;
      letter-spacing: 0.05em;
      text-transform: uppercase;
      color: #4f46e5;
      background: rgba(79, 70, 229, 0.08);
      padding: 4px 14px;
      border-radius: 9999px;
      margin-bottom: 12px;
    }

    .section-title {
      font-size: 2rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 14px;
      line-height: 1.3;
    }

    .section-desc {
      font-size: 1rem;
      color: var(--text-muted);
      line-height: 1.65;
    }

    /* 平台介绍 */
    .platform-overview-box {
      background: #ffffff;
      border-radius: var(--radius-xl);
      border: 1px solid var(--border-color);
      padding: 40px;
      box-shadow: var(--shadow-lg);
      margin-bottom: 32px;
    }

    .overview-text-main {
      font-size: 1.05rem;
      color: var(--text-muted);
      line-height: 1.8;
      margin-bottom: 32px;
    }

    .feature-points-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
      gap: 20px;
    }

    .feature-point-card {
      background: var(--bg-alt);
      border-radius: var(--radius-md);
      padding: 20px;
      border: 1px solid transparent;
      transition: all 0.25s ease;
    }

    .feature-point-card:hover {
      background: #ffffff;
      border-color: var(--border-focus);
      box-shadow: var(--shadow-md);
      transform: translateY(-2px);
    }

    .fp-title {
      font-size: 1rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 8px;
    }

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

    /* 服务能力卡片与场景网格 */
    .service-cards-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
      gap: 24px;
    }

    .service-card {
      background: #ffffff;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      padding: 26px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      transition: all 0.3s ease;
    }

    .service-card:hover {
      border-color: rgba(99, 102, 241, 0.4);
      box-shadow: var(--shadow-xl);
      transform: translateY(-4px);
    }

    .sc-tag {
      align-self: flex-start;
      font-size: 0.75rem;
      font-weight: 700;
      padding: 3px 10px;
      border-radius: 6px;
      margin-bottom: 14px;
    }

    .tag-blue { background: rgba(59, 130, 246, 0.1); color: #2563eb; }
    .tag-purple { background: rgba(147, 51, 234, 0.1); color: #9333ea; }
    .tag-pink { background: rgba(236, 72, 153, 0.1); color: #db2777; }
    .tag-amber { background: rgba(245, 158, 11, 0.1); color: #d97706; }
    .tag-emerald { background: rgba(16, 185, 129, 0.1); color: #059669; }
    .tag-cyan { background: rgba(6, 182, 212, 0.1); color: #0891b2; }

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

    .sc-desc {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 18px;
      flex-grow: 1;
    }

    .sc-footer {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding-top: 14px;
      border-top: 1px solid var(--border-color);
      font-size: 0.85rem;
      font-weight: 600;
      color: #4f46e5;
    }

    /* 一站式制作全流程 */
    .steps-timeline-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
      gap: 20px;
    }

    .step-box {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      position: relative;
    }

    .step-number {
      font-size: 1.8rem;
      font-weight: 900;
      background: var(--accent-gradient);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      margin-bottom: 10px;
    }

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

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

    /* 行业解决方案 */
    .industry-solution-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
      gap: 24px;
    }

    .industry-card {
      background: #ffffff;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      padding: 30px;
      box-shadow: var(--shadow-md);
      display: flex;
      flex-direction: column;
    }

    .ic-head {
      margin-bottom: 16px;
    }

    .ic-title {
      font-size: 1.25rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 6px;
    }

    .ic-lead {
      font-size: 0.9rem;
      color: #4f46e5;
      font-weight: 600;
    }

    .ic-points {
      list-style: none;
      margin: 16px 0 24px;
    }

    .ic-points li {
      font-size: 0.9rem;
      color: var(--text-muted);
      margin-bottom: 8px;
      position: relative;
      padding-left: 18px;
    }

    .ic-points li::before {
      content: "•";
      color: #7c3aed;
      font-size: 1.2rem;
      position: absolute;
      left: 0;
      top: -2px;
    }

    /* 案例中心 */
    .showcase-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 24px;
      margin-bottom: 36px;
    }

    .showcase-card {
      background: #ffffff;
      border-radius: var(--radius-lg);
      overflow: hidden;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-md);
      transition: all 0.3s ease;
    }

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

    .showcase-media-wrap {
      width: 100%;
      aspect-ratio: 16 / 9;
      background: #e2e8f0;
      overflow: hidden;
    }

    .showcase-media-wrap.square-ratio {
      aspect-ratio: 1 / 1;
    }

    .ai-page-image {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
    }

    .showcase-info {
      padding: 20px;
    }

    .showcase-info h4 {
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 6px;
    }

    .showcase-info p {
      font-size: 0.88rem;
      color: var(--text-muted);
    }

    /* 对比评测板块 */
    .review-score-banner {
      background: #ffffff;
      border-radius: var(--radius-xl);
      border: 1px solid var(--border-color);
      padding: 32px;
      box-shadow: var(--shadow-lg);
      display: grid;
      grid-template-columns: 300px 1fr;
      gap: 36px;
      align-items: center;
      margin-bottom: 32px;
    }

    .score-badge-card {
      text-align: center;
      background: linear-gradient(135deg, rgba(79, 70, 229, 0.08) 0%, rgba(219, 39, 119, 0.08) 100%);
      padding: 28px 20px;
      border-radius: var(--radius-lg);
      border: 1px solid rgba(124, 58, 237, 0.2);
    }

    .stars-display {
      color: #f59e0b;
      font-size: 1.4rem;
      letter-spacing: 2px;
      margin-bottom: 8px;
    }

    .score-big {
      font-size: 3.5rem;
      font-weight: 900;
      line-height: 1;
      color: #4f46e5;
    }

    .score-max {
      font-size: 1rem;
      color: var(--text-light);
      font-weight: 600;
    }

    .score-label {
      font-size: 0.95rem;
      font-weight: 700;
      color: var(--text-main);
      margin-top: 8px;
    }

    .comparison-table-wrap {
      width: 100%;
      overflow-x: auto;
      background: #ffffff;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }

    .comparison-table {
      width: 100%;
      border-collapse: collapse;
      min-width: 680px;
      text-align: left;
    }

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

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

    .highlight-col {
      background: rgba(79, 70, 229, 0.03);
      font-weight: 600;
      color: #4f46e5;
    }

    /* Token 比价 */
    .token-price-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
      gap: 20px;
    }

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

    .token-card-head {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 14px;
    }

    .token-name {
      font-size: 1.1rem;
      font-weight: 700;
      color: var(--text-main);
    }

    .token-price-tag {
      font-size: 1.3rem;
      font-weight: 800;
      color: #10b981;
    }

    .token-features-list {
      list-style: none;
      font-size: 0.85rem;
      color: var(--text-muted);
    }

    .token-features-list li {
      margin-bottom: 6px;
    }

    /* 需求匹配与表单 */
    .match-form-container {
      background: #ffffff;
      border-radius: var(--radius-xl);
      border: 1px solid var(--border-color);
      padding: 40px;
      box-shadow: var(--shadow-xl);
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
    }

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

    .form-info-col p {
      font-size: 0.95rem;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 24px;
    }

    .contact-fast-list {
      list-style: none;
    }

    .contact-fast-list li {
      font-size: 0.92rem;
      color: var(--text-main);
      margin-bottom: 12px;
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .form-box {
      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 16px;
      border-radius: var(--radius-sm);
      border: 1px solid var(--border-color);
      background: var(--bg-alt);
      font-size: 0.92rem;
      color: var(--text-main);
      transition: all 0.2s ease;
      font-family: inherit;
    }

    .form-control:focus {
      outline: none;
      border-color: #4f46e5;
      background: #ffffff;
      box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
    }

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

    .btn-submit-form {
      padding: 14px;
      background: var(--primary-gradient);
      color: #ffffff;
      border: none;
      border-radius: var(--radius-sm);
      font-size: 1rem;
      font-weight: 700;
      cursor: pointer;
      box-shadow: 0 4px 14px rgba(79, 70, 229, 0.3);
      transition: all 0.25s ease;
    }

    .btn-submit-form:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 18px rgba(79, 70, 229, 0.4);
    }

    /* 用户评论卡片 */
    .testimonial-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
      gap: 24px;
    }

    .testimonial-card {
      background: #ffffff;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      padding: 26px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .t-user-head {
      display: flex;
      align-items: center;
      gap: 14px;
      margin-bottom: 14px;
    }

    .t-avatar {
      width: 46px;
      height: 46px;
      border-radius: 50%;
      background: var(--accent-gradient);
      display: flex;
      align-items: center;
      justify-content: center;
      color: #ffffff;
      font-weight: 700;
      font-size: 1.1rem;
    }

    .t-meta h4 {
      font-size: 0.98rem;
      font-weight: 700;
      color: var(--text-main);
    }

    .t-meta p {
      font-size: 0.8rem;
      color: var(--text-light);
    }

    .t-quote {
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.65;
    }

    /* FAQ 折叠面板 */
    .faq-accordion-wrap {
      max-width: 860px;
      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: all 0.25s ease;
    }

    .faq-item.active {
      border-color: #818cf8;
      box-shadow: var(--shadow-md);
    }

    .faq-header {
      width: 100%;
      text-align: left;
      background: none;
      border: none;
      padding: 18px 24px;
      font-size: 1.02rem;
      font-weight: 700;
      color: var(--text-main);
      display: flex;
      justify-content: space-between;
      align-items: center;
      cursor: pointer;
    }

    .faq-icon {
      font-size: 1.2rem;
      color: #4f46e5;
      transition: transform 0.25s ease;
    }

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

    .faq-body {
      padding: 0 24px;
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease, padding 0.3s ease;
      color: var(--text-muted);
      font-size: 0.92rem;
      line-height: 1.65;
    }

    .faq-item.active .faq-body {
      padding: 0 24px 20px;
      max-height: 250px;
    }

    /* AI百科与行业资讯 */
    .info-dual-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 32px;
    }

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

    .info-pane h3 {
      font-size: 1.25rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 20px;
      display: flex;
      align-items: center;
      gap: 8px;
    }

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

    .info-item-link {
      display: block;
      padding: 12px 16px;
      background: var(--bg-alt);
      border-radius: var(--radius-sm);
      font-size: 0.9rem;
      font-weight: 500;
      color: var(--text-main);
      border: 1px solid transparent;
    }

    .info-item-link:hover {
      background: #ffffff;
      border-color: #818cf8;
      color: #4f46e5;
      transform: translateX(4px);
    }

    /* 加盟代理与被动收入 */
    .agent-cta-box {
      background: linear-gradient(135deg, #1e1b4b 0%, #312e81 50%, #4338ca 100%);
      border-radius: var(--radius-xl);
      padding: 48px 40px;
      color: #ffffff;
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 40px;
      align-items: center;
      box-shadow: var(--shadow-xl);
    }

    .agent-cta-content h3 {
      font-size: 1.85rem;
      font-weight: 800;
      margin-bottom: 14px;
      color: #ffffff;
    }

    .agent-cta-content p {
      font-size: 1rem;
      color: #c7d2fe;
      line-height: 1.7;
      margin-bottom: 24px;
    }

    .agent-qr-wrap {
      background: #ffffff;
      padding: 20px;
      border-radius: var(--radius-lg);
      text-align: center;
      color: var(--text-main);
      box-shadow: var(--shadow-md);
      max-width: 260px;
      margin: 0 auto;
    }

    .agent-qr-wrap img {
      width: 160px;
      height: 160px;
      object-fit: contain;
      display: block;
      margin: 0 auto 12px;
      border-radius: 8px;
    }

    .agent-qr-wrap p {
      font-size: 0.85rem;
      font-weight: 600;
      color: var(--text-muted);
    }

    /* 服务网络与生态 */
    .network-chips-box {
      background: #ffffff;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      padding: 30px;
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      justify-content: center;
    }

    .network-chip {
      padding: 8px 16px;
      background: var(--bg-alt);
      border-radius: 9999px;
      font-size: 0.88rem;
      font-weight: 600;
      color: var(--text-muted);
      border: 1px solid var(--border-color);
    }

    /* 底部通用规范 */
    .site-footer {
      background: #0f172a;
      color: #94a3b8;
      padding: 60px 0 30px;
      border-top: 1px solid #1e293b;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
      gap: 40px;
      margin-bottom: 40px;
    }

    .footer-col h4 {
      color: #ffffff;
      font-size: 1.05rem;
      font-weight: 700;
      margin-bottom: 18px;
    }

    .footer-col p {
      font-size: 0.88rem;
      line-height: 1.7;
      margin-bottom: 14px;
    }

    .footer-links-list {
      list-style: none;
    }

    .footer-links-list li {
      margin-bottom: 10px;
    }

    .footer-links-list a {
      color: #94a3b8;
      font-size: 0.88rem;
    }

    .footer-links-list a:hover {
      color: #38bdf8;
      padding-left: 4px;
    }

    .friend-links-box {
      padding-top: 24px;
      border-top: 1px solid #1e293b;
      margin-bottom: 24px;
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      align-items: center;
    }

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

    .friend-links-box a {
      color: #94a3b8;
      font-size: 0.85rem;
      padding: 4px 10px;
      background: #1e293b;
      border-radius: 4px;
    }

    .friend-links-box a:hover {
      color: #38bdf8;
      background: #334155;
    }

    .footer-bottom {
      padding-top: 20px;
      border-top: 1px solid #1e293b;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 0.82rem;
    }

    /* 浮动客服 */
    .float-kefu-widget {
      position: fixed;
      right: 24px;
      bottom: 30px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      align-items: flex-end;
      gap: 10px;
    }

    .kefu-btn-trigger {
      width: 54px;
      height: 54px;
      background: var(--primary-gradient);
      color: #ffffff;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 8px 20px rgba(79, 70, 229, 0.4);
      cursor: pointer;
      border: none;
      transition: all 0.25s ease;
    }

    .kefu-btn-trigger:hover {
      transform: scale(1.08);
    }

    .kefu-pop-panel {
      display: none;
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 16px;
      box-shadow: var(--shadow-xl);
      text-align: center;
      width: 190px;
    }

    .kefu-pop-panel.active {
      display: block;
    }

    .kefu-pop-panel img {
      width: 140px;
      height: 140px;
      object-fit: contain;
      display: block;
      margin: 0 auto 8px;
    }

    .kefu-pop-panel p {
      font-size: 0.8rem;
      font-weight: 600;
      color: var(--text-main);
    }

    /* 响应式适配 */
    @media (max-width: 992px) {
      .hero-grid {
        grid-template-columns: 1fr;
      }
      .match-form-container {
        grid-template-columns: 1fr;
      }
      .agent-cta-box {
        grid-template-columns: 1fr;
        text-align: center;
      }
      .review-score-banner {
        grid-template-columns: 1fr;
      }
      .info-dual-grid {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 768px) {
      .mobile-menu-toggle {
        display: block;
      }
      .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        width: 100%;
        background: #ffffff;
        flex-direction: column;
        padding: 16px 20px;
        border-bottom: 1px solid var(--border-color);
        box-shadow: var(--shadow-lg);
      }
      .nav-links.open {
        display: flex;
      }
      .nav-links li {
        width: 100%;
      }
      .nav-links li a {
        display: block;
        padding: 10px 0;
      }
      .hero-title {
        font-size: 2.1rem;
      }
      .section-title {
        font-size: 1.65rem;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .footer-bottom {
        flex-direction: column;
        gap: 10px;
        text-align: center;
      }
    }