:root {
      --primary-yellow: #FFC400;
      --primary-hover: #E0AB00;
      --bright-yellow: #FFE500;
      --yellow-light: #FFFBE6;
      --yellow-subtle: #FFFDF0;
      --dark-charcoal: #1C1E23;
      --text-main: #24292E;
      --text-muted: #57606A;
      --text-light: #8C959F;
      --bg-base: #F8F9FA;
      --bg-white: #FFFFFF;
      --border-color: #EAECEF;
      --border-yellow: #F0DC82;
      --shadow-sm: 0 2px 8px rgba(0,0,0,0.04);
      --shadow-md: 0 8px 24px rgba(28,30,35,0.08);
      --shadow-lg: 0 16px 36px rgba(255,196,0,0.18);
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --transition: all 0.28s ease;
    }

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

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "WenQuanYi Micro Hei", sans-serif;
      background-color: var(--bg-base);
      color: var(--text-main);
      line-height: 1.65;
      font-size: 15px;
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
    }

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

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

    .container {
      width: 100%;
      max-width: 1200px;
      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);
      border-bottom: 1px solid var(--border-color);
      box-shadow: 0 2px 10px rgba(0,0,0,0.03);
    }
    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }
    .brand-wrap {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .brand-wrap .ai-page-logo {
      height: 38px;
      width: auto;
      object-fit: contain;
    }
    .brand-name {
      font-size: 20px;
      font-weight: 800;
      color: var(--dark-charcoal);
      letter-spacing: -0.5px;
    }
    .brand-tag {
      background: var(--primary-yellow);
      color: var(--dark-charcoal);
      font-size: 11px;
      font-weight: 700;
      padding: 2px 8px;
      border-radius: 4px;
      margin-left: 4px;
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 0;
      list-style: none;
    }
    .nav-links li a {
      display: block;
      padding: 8px 13px;
      font-size: 14px;
      font-weight: 500;
      color: var(--text-main);
      border-radius: 6px;
    }
    .nav-links li a:hover {
      color: var(--dark-charcoal);
      background: var(--yellow-light);
    }
    .nav-actions {
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 6px;
      padding: 10px 20px;
      font-size: 14px;
      font-weight: 700;
      border-radius: 8px;
      cursor: pointer;
      border: 1px solid transparent;
      transition: var(--transition);
      white-space: nowrap;
    }
    .btn-primary {
      background: var(--primary-yellow);
      color: var(--dark-charcoal);
      box-shadow: 0 4px 12px rgba(255, 196, 0, 0.35);
    }
    .btn-primary:hover {
      background: var(--primary-hover);
      transform: translateY(-2px);
      box-shadow: 0 6px 16px rgba(255, 196, 0, 0.45);
    }
    .btn-dark {
      background: var(--dark-charcoal);
      color: #FFF;
    }
    .btn-dark:hover {
      background: #333842;
      transform: translateY(-2px);
    }
    .btn-outline {
      border-color: var(--border-color);
      background: #FFF;
      color: var(--text-main);
    }
    .btn-outline:hover {
      border-color: var(--primary-yellow);
      background: var(--yellow-light);
    }
    .menu-toggle {
      display: none;
      background: none;
      border: none;
      font-size: 22px;
      cursor: pointer;
      color: var(--dark-charcoal);
      padding: 4px;
    }

    /* 通用章节样式 */
    .section-wrap {
      padding: 72px 0;
      position: relative;
    }
    .section-bg-alt {
      background: var(--bg-white);
      border-top: 1px solid var(--border-color);
      border-bottom: 1px solid var(--border-color);
    }
    .section-bg-yellow {
      background: linear-gradient(180deg, var(--yellow-subtle) 0%, var(--bg-base) 100%);
    }
    .section-header {
      text-align: center;
      max-width: 780px;
      margin: 0 auto 48px;
    }
    .section-badge {
      display: inline-block;
      background: var(--yellow-light);
      border: 1px solid var(--border-yellow);
      color: #946800;
      font-size: 12px;
      font-weight: 700;
      padding: 4px 14px;
      border-radius: 20px;
      margin-bottom: 12px;
    }
    .section-title {
      font-size: 30px;
      font-weight: 800;
      color: var(--dark-charcoal);
      letter-spacing: -0.5px;
      margin-bottom: 14px;
    }
    .section-desc {
      font-size: 15px;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* 纯代码无图片 Hero 首屏 */
    .hero-section {
      background: radial-gradient(circle at 80% 20%, rgba(255, 230, 0, 0.25) 0%, rgba(255, 255, 255, 0) 50%),
                  radial-gradient(circle at 10% 80%, rgba(255, 196, 0, 0.18) 0%, rgba(255, 255, 255, 0) 45%),
                  var(--bg-white);
      padding: 70px 0 60px;
      border-bottom: 1px solid var(--border-color);
      position: relative;
      overflow: hidden;
    }
    .hero-grid {
      display: grid;
      grid-template-columns: 1.15fr 0.85fr;
      gap: 40px;
      align-items: center;
    }
    .hero-content {
      position: relative;
      z-index: 2;
    }
    .hero-tag-bar {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: #FFF;
      border: 1px solid var(--border-yellow);
      box-shadow: var(--shadow-sm);
      padding: 6px 16px;
      border-radius: 30px;
      margin-bottom: 20px;
    }
    .hero-tag-dot {
      width: 8px;
      height: 8px;
      background: #00BA34;
      border-radius: 50%;
      box-shadow: 0 0 8px #00BA34;
    }
    .hero-tag-text {
      font-size: 13px;
      font-weight: 600;
      color: var(--text-main);
    }
    .hero-title {
      font-size: 40px;
      font-weight: 900;
      color: var(--dark-charcoal);
      line-height: 1.22;
      margin-bottom: 20px;
      letter-spacing: -1px;
    }
    .hero-title .highlight {
      background: linear-gradient(180deg, transparent 62%, var(--primary-yellow) 62%);
      padding: 0 4px;
      display: inline-block;
    }
    .hero-desc {
      font-size: 16px;
      color: var(--text-muted);
      margin-bottom: 30px;
      line-height: 1.75;
    }
    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      margin-bottom: 36px;
    }
    .btn-hero-official {
      background: var(--primary-yellow);
      color: var(--dark-charcoal);
      font-size: 16px;
      font-weight: 800;
      padding: 14px 30px;
      border-radius: 10px;
      box-shadow: 0 8px 20px rgba(255, 196, 0, 0.4);
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }
    .btn-hero-official:hover {
      background: var(--primary-hover);
      transform: translateY(-2px);
      box-shadow: 0 10px 26px rgba(255, 196, 0, 0.5);
    }
    .hero-features-list {
      display: flex;
      flex-wrap: wrap;
      gap: 18px;
      font-size: 13px;
      color: var(--text-muted);
    }
    .hero-feature-item {
      display: flex;
      align-items: center;
      gap: 6px;
      font-weight: 600;
    }
    .hero-feature-icon {
      color: #D99B00;
      font-size: 15px;
    }

    /* 首屏纯CSS科技数据卡片 */
    .hero-visual-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-md);
      padding: 28px;
      position: relative;
    }
    .hero-card-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      border-bottom: 1px solid var(--border-color);
      padding-bottom: 16px;
      margin-bottom: 20px;
    }
    .card-status {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: var(--yellow-light);
      border: 1px solid var(--border-yellow);
      padding: 4px 10px;
      border-radius: 6px;
      font-size: 12px;
      font-weight: 700;
      color: #946800;
    }
    .hero-metrics-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 14px;
      margin-bottom: 20px;
    }
    .metric-box {
      background: var(--bg-base);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      padding: 16px;
      transition: var(--transition);
    }
    .metric-box:hover {
      border-color: var(--primary-yellow);
      background: #FFF;
      box-shadow: var(--shadow-sm);
    }
    .metric-val {
      font-size: 24px;
      font-weight: 900;
      color: var(--dark-charcoal);
      margin-bottom: 4px;
    }
    .metric-val span {
      color: #D99B00;
      font-size: 16px;
    }
    .metric-label {
      font-size: 12px;
      color: var(--text-muted);
    }
    .hero-model-flow {
      background: #FFFDF0;
      border: 1px dashed var(--border-yellow);
      border-radius: var(--radius-sm);
      padding: 14px;
    }
    .flow-title {
      font-size: 12px;
      font-weight: 700;
      color: var(--dark-charcoal);
      margin-bottom: 10px;
      display: flex;
      justify-content: space-between;
    }
    .flow-steps {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 6px;
    }
    .flow-step-item {
      background: #FFF;
      border: 1px solid var(--border-yellow);
      padding: 6px 10px;
      border-radius: 6px;
      font-size: 11px;
      font-weight: 700;
      text-align: center;
      flex: 1;
    }
    .flow-arrow {
      color: var(--primary-yellow);
      font-weight: bold;
    }

    /* 平台介绍与关于我们 */
    .about-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .about-card {
      background: #FFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 28px;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
    }
    .about-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: var(--border-yellow);
    }
    .about-icon {
      width: 48px;
      height: 48px;
      border-radius: 12px;
      background: var(--yellow-light);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 22px;
      margin-bottom: 18px;
      border: 1px solid var(--border-yellow);
    }
    .about-card h3 {
      font-size: 18px;
      font-weight: 700;
      color: var(--dark-charcoal);
      margin-bottom: 10px;
    }
    .about-card p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.65;
    }

    /* 模型矩阵与标签云 */
    .models-cloud-wrap {
      background: #FFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 36px;
      box-shadow: var(--shadow-sm);
    }
    .models-tags-container {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      justify-content: center;
      margin-bottom: 28px;
    }
    .model-tag {
      background: var(--bg-base);
      border: 1px solid var(--border-color);
      color: var(--dark-charcoal);
      padding: 8px 16px;
      border-radius: 30px;
      font-size: 13px;
      font-weight: 600;
      transition: var(--transition);
      cursor: default;
    }
    .model-tag:hover {
      background: var(--primary-yellow);
      border-color: var(--primary-yellow);
      transform: translateY(-2px);
    }
    .model-summary-bar {
      background: var(--yellow-subtle);
      border: 1px solid var(--border-yellow);
      border-radius: var(--radius-md);
      padding: 18px 24px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 16px;
    }
    .model-summary-text {
      font-size: 14px;
      font-weight: 600;
      color: var(--dark-charcoal);
    }

    /* 一站式创作与核心能力 */
    .cards-grid-4 {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .cards-grid-3 {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .feature-card {
      background: #FFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      position: relative;
    }
    .feature-card:hover {
      border-color: var(--primary-yellow);
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
    }
    .feature-badge-top {
      position: absolute;
      top: 16px;
      right: 16px;
      background: var(--yellow-light);
      color: #946800;
      font-size: 11px;
      font-weight: 700;
      padding: 2px 8px;
      border-radius: 4px;
      border: 1px solid var(--border-yellow);
    }
    .feature-card h4 {
      font-size: 16px;
      font-weight: 700;
      color: var(--dark-charcoal);
      margin-bottom: 8px;
    }
    .feature-card p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 行业方案展示 */
    .industry-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 22px;
    }
    .industry-card {
      background: #FFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }
    .industry-card:hover {
      border-color: var(--border-yellow);
      background: #FFFDF8;
      transform: translateY(-3px);
    }
    .industry-card-title {
      font-size: 16px;
      font-weight: 700;
      color: var(--dark-charcoal);
      margin-bottom: 8px;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .industry-card-title::before {
      content: "";
      width: 6px;
      height: 16px;
      background: var(--primary-yellow);
      border-radius: 2px;
      display: inline-block;
    }
    .industry-card-desc {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 标准流程时间线 */
    .process-steps-wrap {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      position: relative;
    }
    .process-step-card {
      background: #FFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      text-align: center;
      position: relative;
    }
    .step-num {
      width: 44px;
      height: 44px;
      margin: 0 auto 16px;
      background: var(--primary-yellow);
      color: var(--dark-charcoal);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 18px;
      font-weight: 900;
      box-shadow: 0 4px 10px rgba(255, 196, 0, 0.3);
    }
    .process-step-card h4 {
      font-size: 16px;
      font-weight: 700;
      margin-bottom: 8px;
      color: var(--dark-charcoal);
    }
    .process-step-card p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 案例中心 */
    .case-gallery-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
      margin-bottom: 24px;
    }
    .case-card {
      background: #FFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }
    .case-card:hover {
      box-shadow: var(--shadow-md);
      transform: translateY(-4px);
    }
    .case-img-wrap {
      background: #EAECEF;
      position: relative;
      overflow: hidden;
    }
    .case-img-wrap img {
      width: 100%;
      height: auto;
      object-fit: contain;
    }
    .case-info {
      padding: 20px;
    }
    .case-info h4 {
      font-size: 16px;
      font-weight: 700;
      margin-bottom: 6px;
      color: var(--dark-charcoal);
    }
    .case-info p {
      font-size: 13px;
      color: var(--text-muted);
    }
    .case-subgrid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }

    /* 对比评测 9.9分 */
    .eval-score-banner {
      background: linear-gradient(135deg, #FFF8D6 0%, #FFFFFF 100%);
      border: 2px solid var(--primary-yellow);
      border-radius: var(--radius-lg);
      padding: 32px;
      display: grid;
      grid-template-columns: 280px 1fr;
      gap: 36px;
      align-items: center;
      margin-bottom: 36px;
      box-shadow: var(--shadow-md);
    }
    .eval-score-box {
      text-align: center;
      border-right: 1px solid var(--border-yellow);
      padding-right: 20px;
    }
    .score-number {
      font-size: 56px;
      font-weight: 900;
      color: var(--dark-charcoal);
      line-height: 1;
      margin-bottom: 8px;
    }
    .score-number span {
      font-size: 20px;
      color: var(--text-muted);
    }
    .score-stars {
      color: #E0AB00;
      font-size: 20px;
      margin-bottom: 8px;
    }
    .score-tag {
      display: inline-block;
      background: var(--primary-yellow);
      color: var(--dark-charcoal);
      font-weight: 800;
      font-size: 12px;
      padding: 3px 12px;
      border-radius: 20px;
    }
    .eval-summary-content h4 {
      font-size: 20px;
      font-weight: 800;
      margin-bottom: 10px;
      color: var(--dark-charcoal);
    }
    .eval-summary-content p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* 评测表格 */
    .comparison-table-wrap {
      background: #FFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow-x: auto;
      box-shadow: var(--shadow-sm);
    }
    .custom-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      min-width: 680px;
    }
    .custom-table th, .custom-table td {
      padding: 16px 20px;
      border-bottom: 1px solid var(--border-color);
      font-size: 14px;
    }
    .custom-table th {
      background: var(--bg-base);
      font-weight: 700;
      color: var(--dark-charcoal);
    }
    .custom-table td.highlight-col {
      background: var(--yellow-subtle);
      font-weight: 700;
      color: var(--dark-charcoal);
    }

    /* Token 比价板块 */
    .token-table-wrap {
      background: #FFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow-x: auto;
      box-shadow: var(--shadow-sm);
      margin-bottom: 24px;
    }
    .token-price-badge {
      display: inline-block;
      background: #E8F5E9;
      color: #2E7D32;
      font-size: 12px;
      font-weight: 700;
      padding: 2px 8px;
      border-radius: 4px;
    }

    /* 用户评论 */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 22px;
    }
    .review-card {
      background: #FFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      transition: var(--transition);
    }
    .review-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: var(--border-yellow);
    }
    .review-stars {
      color: #E0AB00;
      font-size: 14px;
      margin-bottom: 12px;
    }
    .review-text {
      font-size: 13.5px;
      color: var(--text-main);
      line-height: 1.65;
      margin-bottom: 18px;
    }
    .review-author {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid var(--border-color);
      padding-top: 14px;
    }
    .author-avatar {
      width: 40px;
      height: 40px;
      background: var(--primary-yellow);
      color: var(--dark-charcoal);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 14px;
    }
    .author-name {
      font-size: 14px;
      font-weight: 700;
      color: var(--dark-charcoal);
    }
    .author-role {
      font-size: 12px;
      color: var(--text-muted);
    }

    /* 需求匹配与表单 */
    .matching-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 36px;
      background: #FFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 40px;
      box-shadow: var(--shadow-sm);
    }
    .form-group {
      margin-bottom: 18px;
    }
    .form-label {
      display: block;
      font-size: 13.5px;
      font-weight: 600;
      color: var(--dark-charcoal);
      margin-bottom: 6px;
    }
    .form-control {
      width: 100%;
      padding: 12px 14px;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      font-size: 14px;
      background: var(--bg-base);
      color: var(--text-main);
      transition: var(--transition);
      outline: none;
    }
    .form-control:focus {
      border-color: var(--primary-yellow);
      background: #FFF;
      box-shadow: 0 0 0 3px rgba(255, 196, 0, 0.2);
    }
    textarea.form-control {
      resize: vertical;
      min-height: 110px;
    }

    /* FAQ 手风琴面板 */
    .faq-container {
      max-width: 900px;
      margin: 0 auto;
    }
    .faq-item {
      background: #FFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      margin-bottom: 12px;
      overflow: hidden;
      transition: var(--transition);
    }
    .faq-item:hover {
      border-color: var(--border-yellow);
    }
    .faq-question {
      padding: 18px 22px;
      font-size: 15px;
      font-weight: 700;
      color: var(--dark-charcoal);
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      background: #FFF;
      user-select: none;
    }
    .faq-icon {
      font-size: 18px;
      transition: var(--transition);
      color: #946800;
    }
    .faq-answer {
      padding: 0 22px 18px;
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.7;
      display: none;
      border-top: 1px dashed var(--border-color);
      padding-top: 14px;
    }
    .faq-item.active .faq-answer {
      display: block;
    }
    .faq-item.active .faq-icon {
      transform: rotate(45deg);
    }

    /* AI 百科 & 行业资讯 */
    .wiki-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 22px;
    }
    .wiki-card {
      background: #FFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-sm);
    }
    .wiki-card h4 {
      font-size: 16px;
      font-weight: 700;
      color: var(--dark-charcoal);
      margin-bottom: 8px;
    }
    .wiki-card p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
    }
    .articles-list-wrap {
      background: #FFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 28px;
      box-shadow: var(--shadow-sm);
    }
    .article-link-item {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 12px 0;
      border-bottom: 1px solid var(--border-color);
      font-size: 14px;
    }
    .article-link-item:last-child {
      border-bottom: none;
    }
    .article-link-item a:hover {
      color: #D99B00;
    }

    /* 加盟代理与被动收入 */
    .agent-cta-card {
      background: linear-gradient(135deg, #1C1E23 0%, #2D323C 100%);
      color: #FFF;
      border-radius: var(--radius-lg);
      padding: 48px 40px;
      display: grid;
      grid-template-columns: 1.3fr 0.7fr;
      gap: 36px;
      align-items: center;
      box-shadow: var(--shadow-md);
    }
    .agent-cta-card h3 {
      font-size: 26px;
      font-weight: 800;
      margin-bottom: 14px;
      color: var(--bright-yellow);
    }
    .agent-cta-card p {
      font-size: 14.5px;
      color: #D0D4DC;
      line-height: 1.7;
      margin-bottom: 24px;
    }
    .agent-benefits-list {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
      margin-bottom: 20px;
    }
    .benefit-tag {
      background: rgba(255, 255, 255, 0.08);
      border: 1px solid rgba(255, 196, 0, 0.3);
      padding: 8px 12px;
      border-radius: 6px;
      font-size: 13px;
      color: #FFF;
    }
    .agent-qr-box {
      background: #FFF;
      padding: 20px;
      border-radius: var(--radius-md);
      text-align: center;
      color: var(--dark-charcoal);
    }
    .agent-qr-box img {
      width: 140px;
      height: 140px;
      margin: 0 auto 10px;
      border: 1px solid var(--border-color);
      border-radius: 6px;
    }
    .agent-qr-box span {
      font-size: 12px;
      font-weight: 700;
      color: var(--text-muted);
    }

    /* 联系我们卡片 */
    .contact-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .contact-item-card {
      background: #FFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      text-align: center;
      box-shadow: var(--shadow-sm);
    }
    .contact-item-card h4 {
      font-size: 15px;
      font-weight: 700;
      margin-bottom: 8px;
      color: var(--dark-charcoal);
    }
    .contact-item-card p {
      font-size: 13px;
      color: var(--text-muted);
    }
    .contact-item-card .contact-val {
      font-size: 14px;
      font-weight: 700;
      color: #946800;
      margin-top: 4px;
    }

    /* 友情链接与页脚 */
    .site-footer {
      background: #FFFFFF;
      border-top: 1px solid var(--border-color);
      padding: 48px 0 32px;
      color: var(--text-main);
    }
    .footer-links-block {
      border-bottom: 1px solid var(--border-color);
      padding-bottom: 28px;
      margin-bottom: 28px;
    }
    .footer-links-title {
      font-size: 14px;
      font-weight: 700;
      color: var(--dark-charcoal);
      margin-bottom: 12px;
    }
    .friendly-links-list {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
    }
    .friendly-links-list a {
      color: var(--text-muted);
      font-size: 13px;
    }
    .friendly-links-list a:hover {
      color: #D99B00;
    }
    .footer-bottom {
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 16px;
      font-size: 13px;
      color: var(--text-light);
    }
    .footer-brand-info {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    /* 悬浮客服挂件与返回顶部 */
    .floating-widget {
      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: #FFF;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-md);
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      font-size: 18px;
      transition: var(--transition);
      color: var(--dark-charcoal);
    }
    .float-btn.float-kefu {
      background: var(--primary-yellow);
      border-color: var(--primary-yellow);
    }
    .float-btn:hover {
      transform: scale(1.08);
    }
    .float-qr-popup {
      position: absolute;
      right: 56px;
      bottom: 56px;
      background: #FFF;
      border: 1px solid var(--border-yellow);
      padding: 14px;
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-lg);
      display: none;
      width: 160px;
      text-align: center;
    }
    .float-kefu-wrap:hover .float-qr-popup {
      display: block;
    }

    /* 响应式样式适配 */
    @media (max-width: 992px) {
      .hero-grid {
        grid-template-columns: 1fr;
        gap: 36px;
      }
      .about-grid, .cards-grid-4, .cards-grid-3, .industry-grid, .reviews-grid, .wiki-grid, .contact-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .process-steps-wrap {
        grid-template-columns: repeat(2, 1fr);
      }
      .matching-grid, .agent-cta-card, .eval-score-banner {
        grid-template-columns: 1fr;
      }
      .eval-score-box {
        border-right: none;
        border-bottom: 1px solid var(--border-yellow);
        padding-right: 0;
        padding-bottom: 20px;
      }
    }

    @media (max-width: 768px) {
      .menu-toggle {
        display: block;
      }
      .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        width: 100%;
        background: #FFF;
        flex-direction: column;
        border-bottom: 1px solid var(--border-color);
        box-shadow: var(--shadow-md);
        padding: 12px 0;
      }
      .nav-links.active {
        display: flex;
      }
      .nav-links li {
        width: 100%;
      }
      .nav-links li a {
        padding: 12px 24px;
        border-radius: 0;
      }
      .hero-title {
        font-size: 28px;
      }
      .about-grid, .cards-grid-4, .cards-grid-3, .industry-grid, .reviews-grid, .wiki-grid, .contact-grid, .case-gallery-grid, .case-subgrid {
        grid-template-columns: 1fr;
      }
      .process-steps-wrap {
        grid-template-columns: 1fr;
      }
      .matching-grid {
        padding: 24px;
      }
      .agent-cta-card {
        padding: 28px 20px;
      }
    }