:root {
      --color-primary: #00a86b;
      --color-primary-dark: #007a4d;
      --color-mint-light: #e6f7f0;
      --color-mint-subtle: #f2fbf7;
      --color-mint-border: #c2eedb;
      --color-accent: #10b981;
      --color-text-main: #1f2d27;
      --color-text-secondary: #4a5c54;
      --color-text-muted: #74887f;
      --color-bg-base: #f9fdfa;
      --color-card-bg: #ffffff;
      --color-card-border: #e2f1e9;
      --shadow-sm: 0 2px 8px rgba(0, 168, 107, 0.05);
      --shadow-md: 0 8px 24px rgba(0, 168, 107, 0.08);
      --shadow-lg: 0 16px 36px rgba(0, 168, 107, 0.12);
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --transition: all 0.28s ease;
    }

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

    html {
      scroll-behavior: smooth;
      font-size: 16px;
      background-color: var(--color-bg-base);
    }

    body {
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "WenQuanYi Micro Hei", sans-serif;
      color: var(--color-text-main);
      background-color: var(--color-bg-base);
      line-height: 1.68;
      overflow-x: hidden;
      min-width: 320px;
    }

    .container {
      width: 100%;
      max-width: 1240px;
      margin: 0 auto;
      padding: 0 24px;
    }

    /* 顶部导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 999;
      background: rgba(249, 253, 250, 0.94);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--color-mint-border);
      transition: var(--transition);
    }

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

    .brand-area {
      display: flex;
      align-items: center;
      gap: 12px;
      text-decoration: none;
      color: var(--color-text-main);
    }

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

    .brand-text {
      font-size: 1.25rem;
      font-weight: 700;
      color: var(--color-primary-dark);
      letter-spacing: -0.5px;
    }

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

    .nav-links li a {
      display: inline-block;
      padding: 8px 14px;
      text-decoration: none;
      color: var(--color-text-secondary);
      font-size: 0.95rem;
      font-weight: 500;
      transition: var(--transition);
      border-radius: var(--radius-sm);
    }

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

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

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 10px 22px;
      border-radius: 999px;
      font-size: 0.95rem;
      font-weight: 600;
      text-decoration: none;
      transition: var(--transition);
      cursor: pointer;
      border: 1px solid transparent;
      line-height: 1.2;
      text-align: center;
    }

    .btn-primary {
      background-color: var(--color-primary);
      color: #ffffff;
      box-shadow: 0 4px 14px rgba(0, 168, 107, 0.25);
    }

    .btn-primary:hover {
      background-color: var(--color-primary-dark);
      transform: translateY(-2px);
      box-shadow: 0 6px 18px rgba(0, 168, 107, 0.35);
    }

    .btn-outline {
      border-color: var(--color-primary);
      color: var(--color-primary-dark);
      background: var(--color-mint-subtle);
    }

    .btn-outline:hover {
      background-color: var(--color-mint-light);
      transform: translateY(-2px);
    }

    .menu-toggle {
      display: none;
      background: none;
      border: none;
      cursor: pointer;
      padding: 8px;
      flex-direction: column;
      gap: 5px;
    }

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

    /* Section 通用 */
    .section-block {
      padding: 80px 0;
      position: relative;
    }

    .section-block-alt {
      background-color: #f2faf6;
    }

    .section-header {
      text-align: center;
      max-width: 820px;
      margin: 0 auto 50px auto;
    }

    .section-badge {
      display: inline-block;
      padding: 5px 16px;
      background-color: var(--color-mint-light);
      border: 1px solid var(--color-mint-border);
      border-radius: 999px;
      color: var(--color-primary-dark);
      font-size: 0.85rem;
      font-weight: 600;
      margin-bottom: 12px;
    }

    .section-title {
      font-size: 2.2rem;
      font-weight: 700;
      color: var(--color-text-main);
      line-height: 1.35;
      margin-bottom: 14px;
      letter-spacing: -0.5px;
    }

    .section-desc {
      font-size: 1.05rem;
      color: var(--color-text-secondary);
      line-height: 1.7;
    }

    /* Hero 首屏 (纯CSS，无图片) */
    .hero-section {
      padding: 90px 0 70px 0;
      background: radial-gradient(circle at 80% 20%, #ddf6eb 0%, #f4fbf7 50%, var(--color-bg-base) 100%);
      border-bottom: 1px solid var(--color-card-border);
      position: relative;
      overflow: hidden;
    }

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

    .hero-content h1 {
      font-size: 2.6rem;
      font-weight: 800;
      color: var(--color-text-main);
      line-height: 1.25;
      margin-bottom: 20px;
      letter-spacing: -0.8px;
    }

    .hero-content h1 span {
      color: var(--color-primary);
    }

    .hero-lead {
      font-size: 1.15rem;
      color: var(--color-text-secondary);
      margin-bottom: 30px;
      line-height: 1.75;
    }

    .hero-btn-group {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      margin-bottom: 40px;
    }

    .hero-btn-primary-official {
      background: linear-gradient(135deg, var(--color-primary), #059669);
      color: #ffffff;
      padding: 14px 34px;
      font-size: 1.1rem;
      font-weight: 700;
      box-shadow: 0 8px 24px rgba(0, 168, 107, 0.3);
      border-radius: 999px;
      text-decoration: none;
      transition: var(--transition);
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }

    .hero-btn-primary-official:hover {
      transform: translateY(-3px);
      box-shadow: 0 12px 28px rgba(0, 168, 107, 0.4);
    }

    .hero-metrics-bar {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
      padding-top: 24px;
      border-top: 1px solid var(--color-mint-border);
    }

    .metric-item .number {
      font-size: 1.9rem;
      font-weight: 800;
      color: var(--color-primary-dark);
      line-height: 1;
      margin-bottom: 6px;
    }

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

    /* 首屏右侧：CSS 科技感动态卡片 */
    .hero-visual-card {
      background: #ffffff;
      border: 1px solid var(--color-mint-border);
      border-radius: var(--radius-lg);
      padding: 30px;
      box-shadow: var(--shadow-lg);
      position: relative;
    }

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

    .tech-status {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      font-size: 0.85rem;
      font-weight: 600;
      color: var(--color-primary-dark);
    }

    .status-dot {
      width: 10px;
      height: 10px;
      background-color: var(--color-accent);
      border-radius: 50%;
      box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.2);
    }

    .model-tags-cloud {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-bottom: 24px;
    }

    .model-tag {
      background: var(--color-mint-light);
      color: var(--color-primary-dark);
      padding: 5px 12px;
      border-radius: 6px;
      font-size: 0.8rem;
      font-weight: 600;
      border: 1px solid rgba(0, 168, 107, 0.15);
      transition: var(--transition);
    }

    .model-tag:hover {
      background: var(--color-primary);
      color: #fff;
    }

    .workflow-box {
      background: var(--color-mint-subtle);
      border-radius: var(--radius-md);
      padding: 18px;
      border: 1px solid var(--color-card-border);
    }

    .workflow-row {
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 0.88rem;
      padding: 8px 0;
    }

    .workflow-row:not(:last-child) {
      border-bottom: 1px solid rgba(0, 168, 107, 0.08);
    }

    .workflow-title {
      font-weight: 600;
      color: var(--color-text-main);
    }

    .workflow-value {
      color: var(--color-primary-dark);
      font-weight: 500;
    }

    /* 平台核心卡片 Grid */
    .grid-3 {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }

    .grid-4 {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }

    .grid-2 {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 32px;
    }

    .service-card {
      background: var(--color-card-bg);
      border: 1px solid var(--color-card-border);
      border-radius: var(--radius-md);
      padding: 32px 26px;
      transition: var(--transition);
      display: flex;
      flex-direction: column;
    }

    .service-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-md);
      border-color: var(--color-mint-border);
    }

    .card-icon {
      width: 52px;
      height: 52px;
      border-radius: 12px;
      background: var(--color-mint-light);
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 20px;
      color: var(--color-primary);
    }

    .card-title {
      font-size: 1.25rem;
      font-weight: 700;
      margin-bottom: 12px;
      color: var(--color-text-main);
    }

    .card-text {
      font-size: 0.95rem;
      color: var(--color-text-secondary);
      line-height: 1.65;
      flex-grow: 1;
      margin-bottom: 16px;
    }

    .card-link {
      font-size: 0.9rem;
      font-weight: 600;
      color: var(--color-primary-dark);
      text-decoration: none;
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }

    .card-link:hover {
      color: var(--color-primary);
    }

    /* 场景清单布局 */
    .scene-item-box {
      background: #ffffff;
      border: 1px solid var(--color-card-border);
      border-radius: var(--radius-md);
      padding: 24px;
      transition: var(--transition);
    }

    .scene-item-box:hover {
      border-color: var(--color-primary);
      box-shadow: var(--shadow-sm);
    }

    .scene-badge-sub {
      font-size: 0.75rem;
      background: #eefcf5;
      color: var(--color-primary-dark);
      padding: 3px 8px;
      border-radius: 4px;
      font-weight: 600;
      display: inline-block;
      margin-bottom: 8px;
    }

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

    .scene-desc {
      font-size: 0.9rem;
      color: var(--color-text-secondary);
      line-height: 1.6;
    }

    /* 流程图 Steps */
    .process-container {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      position: relative;
    }

    .process-card {
      background: #ffffff;
      border: 1px solid var(--color-card-border);
      border-radius: var(--radius-md);
      padding: 28px 20px;
      text-align: center;
      position: relative;
      transition: var(--transition);
    }

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

    .step-number {
      width: 44px;
      height: 44px;
      line-height: 44px;
      margin: 0 auto 16px auto;
      border-radius: 50%;
      background: var(--color-mint-light);
      color: var(--color-primary-dark);
      font-weight: 800;
      font-size: 1.1rem;
      border: 2px solid var(--color-mint-border);
    }

    .process-title {
      font-size: 1.15rem;
      font-weight: 700;
      margin-bottom: 10px;
    }

    .process-text {
      font-size: 0.88rem;
      color: var(--color-text-secondary);
      line-height: 1.6;
    }

    /* 对比评测表格与评级板块 */
    .review-score-banner {
      background: linear-gradient(135deg, #e6f7f0 0%, #d4f2e5 100%);
      border: 1px solid var(--color-mint-border);
      border-radius: var(--radius-lg);
      padding: 36px;
      margin-bottom: 40px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 24px;
    }

    .score-left h3 {
      font-size: 1.5rem;
      color: var(--color-primary-dark);
      margin-bottom: 6px;
    }

    .score-left p {
      color: var(--color-text-secondary);
      font-size: 0.95rem;
    }

    .score-right {
      display: flex;
      align-items: center;
      gap: 30px;
    }

    .rating-number {
      font-size: 3.2rem;
      font-weight: 900;
      color: var(--color-primary-dark);
      line-height: 1;
    }

    .rating-sub {
      font-size: 1.1rem;
      color: var(--color-text-muted);
      font-weight: 600;
    }

    .stars {
      color: #f59e0b;
      font-size: 1.4rem;
      margin-bottom: 4px;
    }

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

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

    .compare-table th, 
    .compare-table td {
      padding: 16px 20px;
      border-bottom: 1px solid #ebf5f0;
      font-size: 0.95rem;
    }

    .compare-table th {
      background-color: var(--color-mint-subtle);
      font-weight: 700;
      color: var(--color-text-main);
    }

    .compare-table td.highlight {
      background-color: #f6fcf9;
      color: var(--color-primary-dark);
      font-weight: 600;
    }

    /* 案例图片展示 (首屏后安全使用指定素材) */
    .portfolio-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

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

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

    .portfolio-img-wrap {
      width: 100%;
      aspect-ratio: 16 / 9;
      background-color: #edf7f2;
      overflow: hidden;
    }

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

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

    .portfolio-card:hover .portfolio-img-wrap img {
      transform: scale(1.03);
    }

    .portfolio-info {
      padding: 20px;
    }

    .portfolio-info h4 {
      font-size: 1.1rem;
      margin-bottom: 6px;
      color: var(--color-text-main);
    }

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

    /* 需求匹配与表单 */
    .form-wrapper {
      background: #ffffff;
      border: 1px solid var(--color-card-border);
      border-radius: var(--radius-lg);
      padding: 40px;
      box-shadow: var(--shadow-md);
      max-width: 780px;
      margin: 0 auto;
    }

    .form-group {
      margin-bottom: 20px;
    }

    .form-label {
      display: block;
      font-size: 0.92rem;
      font-weight: 600;
      color: var(--color-text-main);
      margin-bottom: 8px;
    }

    .form-control {
      width: 100%;
      padding: 12px 16px;
      border: 1px solid var(--color-mint-border);
      border-radius: var(--radius-sm);
      font-size: 0.95rem;
      background-color: #fdfefe;
      color: var(--color-text-main);
      transition: var(--transition);
      font-family: inherit;
    }

    .form-control:focus {
      outline: none;
      border-color: var(--color-primary);
      box-shadow: 0 0 0 3px rgba(0, 168, 107, 0.15);
      background-color: #ffffff;
    }

    .form-row {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
    }

    /* 用户评论卡片 */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .review-card {
      background: #ffffff;
      border: 1px solid var(--color-card-border);
      border-radius: var(--radius-md);
      padding: 26px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      transition: var(--transition);
    }

    .review-card:hover {
      box-shadow: var(--shadow-md);
      border-color: var(--color-mint-border);
    }

    .review-quote {
      font-size: 0.95rem;
      color: var(--color-text-secondary);
      line-height: 1.7;
      margin-bottom: 20px;
    }

    .reviewer-meta {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid #f0f7f3;
      padding-top: 14px;
    }

    .reviewer-avatar {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: var(--color-mint-light);
      color: var(--color-primary-dark);
      font-weight: 700;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.05rem;
    }

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

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

    /* FAQ 手风琴 */
    .faq-list {
      max-width: 860px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

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

    .faq-question {
      width: 100%;
      text-align: left;
      padding: 18px 24px;
      background: none;
      border: none;
      font-size: 1.05rem;
      font-weight: 600;
      color: var(--color-text-main);
      display: flex;
      justify-content: space-between;
      align-items: center;
      cursor: pointer;
      transition: var(--transition);
    }

    .faq-question:hover {
      background-color: var(--color-mint-subtle);
      color: var(--color-primary-dark);
    }

    .faq-icon {
      font-size: 1.2rem;
      font-weight: 400;
      transition: transform 0.25s ease;
      color: var(--color-primary);
    }

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

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease, padding 0.3s ease;
      padding: 0 24px;
      background: #fbfdfc;
      color: var(--color-text-secondary);
      font-size: 0.95rem;
      line-height: 1.7;
    }

    .faq-item.active .faq-answer {
      max-height: 240px;
      padding: 16px 24px 22px 24px;
      border-top: 1px solid var(--color-card-border);
    }

    /* 资讯与百科 */
    .article-tags-wrap {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 20px;
      justify-content: center;
    }

    .article-badge-link {
      background: #ffffff;
      border: 1px solid var(--color-mint-border);
      color: var(--color-primary-dark);
      padding: 8px 18px;
      border-radius: 999px;
      text-decoration: none;
      font-size: 0.9rem;
      font-weight: 500;
      transition: var(--transition);
    }

    .article-badge-link:hover {
      background: var(--color-primary);
      color: #ffffff;
      transform: translateY(-2px);
    }

    /* 加盟代理与横幅 */
    .partner-banner {
      background: linear-gradient(135deg, #007a4d 0%, #00a86b 100%);
      border-radius: var(--radius-lg);
      color: #ffffff;
      padding: 50px 40px;
      text-align: center;
      box-shadow: var(--shadow-lg);
    }

    .partner-banner h2 {
      font-size: 2.2rem;
      font-weight: 800;
      margin-bottom: 16px;
    }

    .partner-banner p {
      font-size: 1.1rem;
      opacity: 0.92;
      max-width: 700px;
      margin: 0 auto 30px auto;
      line-height: 1.7;
    }

    .partner-banner .btn-white {
      background: #ffffff;
      color: var(--color-primary-dark);
      font-weight: 700;
      padding: 14px 36px;
      border-radius: 999px;
      text-decoration: none;
      display: inline-block;
      transition: var(--transition);
    }

    .partner-banner .btn-white:hover {
      transform: translateY(-3px);
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
    }

    /* 友情链接与通用Footer */
    .footer-section {
      background-color: #f1f8f4;
      border-top: 1px solid var(--color-mint-border);
      padding: 60px 0 30px 0;
      color: var(--color-text-secondary);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.3fr 1fr 1fr 1.2fr;
      gap: 36px;
      margin-bottom: 40px;
    }

    .footer-col h4 {
      font-size: 1.05rem;
      color: var(--color-text-main);
      margin-bottom: 18px;
      font-weight: 700;
    }

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

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

    .footer-links-list a {
      color: var(--color-text-secondary);
      text-decoration: none;
      font-size: 0.9rem;
      transition: var(--transition);
    }

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

    .qr-container {
      display: flex;
      align-items: center;
      gap: 16px;
    }

    .qr-box {
      width: 96px;
      height: 96px;
      background: #ffffff;
      padding: 6px;
      border-radius: var(--radius-sm);
      border: 1px solid var(--color-mint-border);
    }

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

    .qr-info {
      font-size: 0.85rem;
      color: var(--color-text-secondary);
      line-height: 1.5;
    }

    .friend-links-box {
      border-top: 1px solid var(--color-mint-border);
      padding-top: 24px;
      margin-bottom: 24px;
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 12px;
      font-size: 0.88rem;
    }

    .friend-links-box span {
      font-weight: 700;
      color: var(--color-text-main);
    }

    .friend-links-box a {
      color: var(--color-text-secondary);
      text-decoration: none;
      transition: var(--transition);
      background: #ffffff;
      padding: 3px 10px;
      border-radius: 4px;
      border: 1px solid #e1efe7;
    }

    .friend-links-box a:hover {
      color: var(--color-primary-dark);
      border-color: var(--color-primary);
    }

    .copyright-bar {
      text-align: center;
      font-size: 0.85rem;
      color: var(--color-text-muted);
      border-top: 1px solid #e1eee7;
      padding-top: 20px;
    }

    /* 悬浮客服面板 */
    .float-dock {
      position: fixed;
      right: 24px;
      bottom: 40px;
      z-index: 1000;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .dock-btn {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: var(--color-primary);
      color: #ffffff;
      display: flex;
      align-items: center;
      justify-content: center;
      text-decoration: none;
      box-shadow: 0 6px 16px rgba(0, 168, 107, 0.35);
      transition: var(--transition);
      border: none;
      cursor: pointer;
      font-size: 1.1rem;
    }

    .dock-btn:hover {
      background: var(--color-primary-dark);
      transform: scale(1.08);
    }

    .kefu-popover {
      position: absolute;
      right: 60px;
      bottom: 0;
      background: #ffffff;
      padding: 14px;
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-lg);
      border: 1px solid var(--color-mint-border);
      display: none;
      width: 160px;
      text-align: center;
    }

    .kefu-popover img {
      width: 100%;
      height: auto;
      display: block;
      border-radius: 4px;
      margin-bottom: 6px;
    }

    .kefu-popover p {
      font-size: 0.78rem;
      color: var(--color-text-secondary);
      font-weight: 600;
    }

    .dock-kefu-wrap:hover .kefu-popover {
      display: block;
    }

    /* 响应式适配 */
    @media (max-width: 1024px) {
      .hero-grid {
        grid-template-columns: 1fr;
        gap: 40px;
      }
      .grid-3 {
        grid-template-columns: repeat(2, 1fr);
      }
      .grid-4 {
        grid-template-columns: repeat(2, 1fr);
      }
      .process-container {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 768px) {
      .menu-toggle {
        display: flex;
      }
      .nav-links {
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: #ffffff;
        flex-direction: column;
        align-items: flex-start;
        padding: 20px;
        border-bottom: 1px solid var(--color-mint-border);
        display: none;
        box-shadow: var(--shadow-md);
      }
      .nav-links.show {
        display: flex;
      }
      .nav-links li {
        width: 100%;
      }
      .nav-links li a {
        width: 100%;
        padding: 12px 16px;
      }
      .grid-3, .grid-4, .grid-2, .reviews-grid, .portfolio-grid {
        grid-template-columns: 1fr;
      }
      .process-container {
        grid-template-columns: 1fr;
      }
      .form-row {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .hero-content h1 {
        font-size: 2rem;
      }
      .section-title {
        font-size: 1.8rem;
      }
      .score-right {
        gap: 16px;
      }
      .rating-number {
        font-size: 2.5rem;
      }
    }