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

    :root {
      --fresh-green: #1db954;
      --fresh-green-dark: #128c3e;
      --fresh-green-light: #e8f8ee;
      --bg-soft: #f6fcf8;
      --text-dark: #1e2b23;
      --text-muted: #4f6659;
      --card-bg: #ffffff;
      --border-light: #d9ede3;
      --shadow-sm: 0 8px 20px rgba(0, 40, 20, 0.04);
      --shadow-md: 0 16px 40px rgba(18, 140, 62, 0.08);
      --shadow-lg: 0 24px 60px rgba(18, 140, 62, 0.12);
      --radius-md: 20px;
      --radius-sm: 12px;
      --container-max: 1240px;
      --font-sans: system-ui, -apple-system, 'Segoe UI', Roboto, 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
    }

    body {
      font-family: var(--font-sans);
      background-color: var(--bg-soft);
      color: var(--text-dark);
      line-height: 1.5;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }

    /* 背景纹理延续 */
    body::before {
      content: '';
      position: fixed;
      inset: 0;
      background: radial-gradient(circle at 20% 10%, rgba(29, 185, 84, 0.06) 0%, transparent 30%),
                  radial-gradient(circle at 90% 70%, rgba(29, 185, 84, 0.05) 0%, transparent 35%);
      pointer-events: none;
      z-index: 0;
    }

    .container {
      width: 100%;
      max-width: var(--container-max);
      margin: 0 auto;
      padding: 0 24px;
      position: relative;
      z-index: 1;
    }

    /* 头部导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 100;
      background: rgba(246, 252, 248, 0.85);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid rgba(29, 185, 84, 0.15);
      padding: 12px 0;
    }

    .nav-wrapper {
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 12px;
    }

    .brand {
      display: flex;
      align-items: center;
      gap: 10px;
      flex-shrink: 0;
    }

    .ai-page-logo {
      max-width: 140px;
      height: auto;
      display: block;
    }

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

    .nav-links li {
      margin: 0 8px;
    }

    .nav-links a {
      text-decoration: none;
      color: var(--text-dark);
      font-weight: 500;
      font-size: 0.95rem;
      padding: 8px 0;
      border-bottom: 2px solid transparent;
      transition: color 0.2s, border-color 0.2s;
      white-space: nowrap;
    }

    .nav-links a:hover {
      color: var(--fresh-green-dark);
      border-bottom-color: var(--fresh-green);
    }

    .nav-cta {
      display: flex;
      align-items: center;
      gap: 12px;
      flex-shrink: 0;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 12px 28px;
      border-radius: 60px;
      font-weight: 600;
      font-size: 0.95rem;
      text-decoration: none;
      transition: background 0.25s, transform 0.15s, box-shadow 0.25s;
      border: none;
      cursor: pointer;
      line-height: 1.2;
    }

    .btn-primary {
      background: var(--fresh-green);
      color: #fff;
      box-shadow: 0 8px 20px rgba(29, 185, 84, 0.3);
    }

    .btn-primary:hover {
      background: var(--fresh-green-dark);
      box-shadow: 0 12px 28px rgba(29, 185, 84, 0.4);
      transform: translateY(-2px);
    }

    .btn-outline {
      background: transparent;
      border: 1.5px solid var(--fresh-green);
      color: var(--fresh-green-dark);
    }

    .btn-outline:hover {
      background: var(--fresh-green-light);
      transform: translateY(-1px);
    }

    .menu-toggle {
      display: none;
      background: none;
      border: none;
      font-size: 1.8rem;
      color: var(--text-dark);
      cursor: pointer;
      line-height: 1;
      padding: 4px;
    }

    /* 首屏 Hero - 纯色/渐变/几何/数据卡片 无图片 */
    .hero {
      padding: 60px 0 40px;
      position: relative;
    }

    .hero-grid {
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      align-items: center;
      gap: 40px;
    }

    .hero-content h1 {
      font-size: 3rem;
      font-weight: 800;
      line-height: 1.2;
      letter-spacing: -0.02em;
      color: var(--text-dark);
      margin-bottom: 24px;
    }

    .hero-content .h1-accent {
      color: var(--fresh-green-dark);
      background: linear-gradient(130deg, var(--fresh-green-dark), #0f7a36);
      -webkit-background-clip: text;
      background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .hero-desc {
      font-size: 1.15rem;
      color: var(--text-muted);
      max-width: 560px;
      margin-bottom: 32px;
    }

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

    .hero-stats {
      display: flex;
      flex-wrap: wrap;
      gap: 20px;
    }

    .stat-block {
      background: rgba(255, 255, 255, 0.7);
      backdrop-filter: blur(8px);
      border: 1px solid var(--border-light);
      border-radius: var(--radius-sm);
      padding: 16px 24px;
      min-width: 130px;
      box-shadow: var(--shadow-sm);
      transition: transform 0.2s;
    }

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

    .stat-number {
      font-size: 1.8rem;
      font-weight: 800;
      color: var(--fresh-green-dark);
      line-height: 1.2;
    }

    .stat-label {
      font-size: 0.85rem;
      color: var(--text-muted);
      letter-spacing: 0.02em;
    }

    .hero-visual {
      background: radial-gradient(circle at 30% 30%, rgba(29, 185, 84, 0.12), transparent 70%),
                  linear-gradient(145deg, #ffffff, #eef9f2);
      border-radius: 40px;
      padding: 30px;
      box-shadow: var(--shadow-lg);
      border: 1px solid rgba(29, 185, 84, 0.15);
      position: relative;
      display: flex;
      flex-direction: column;
      gap: 20px;
    }

    .hero-visual::after {
      content: '';
      position: absolute;
      inset: 12px;
      border-radius: 30px;
      border: 1px dashed rgba(29, 185, 84, 0.2);
      pointer-events: none;
    }

    .visual-tag {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: #fff;
      border-radius: 40px;
      padding: 10px 18px;
      box-shadow: var(--shadow-sm);
      font-weight: 600;
      font-size: 0.9rem;
      color: var(--text-dark);
      border: 1px solid var(--border-light);
    }

    .visual-tag .dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--fresh-green);
      animation: pulse 2s infinite;
    }

    @keyframes pulse {
      0%, 100% { opacity: 1; transform: scale(1); }
      50% { opacity: 0.6; transform: scale(1.2); }
    }

    .visual-line {
      height: 10px;
      background: rgba(29, 185, 84, 0.12);
      border-radius: 10px;
      width: 100%;
      transition: width 0.3s;
    }

    .visual-line.short { width: 70%; }
    .visual-line.medium { width: 85%; }

    .visual-badge-group {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 8px;
    }

    .visual-badge {
      background: #fff;
      border-radius: 20px;
      padding: 6px 14px;
      font-size: 0.8rem;
      font-weight: 500;
      color: var(--fresh-green-dark);
      border: 1px solid var(--fresh-green-light);
      box-shadow: 0 2px 8px rgba(0,0,0,0.02);
    }

    /* 通用区块 */
    section {
      padding: 70px 0;
      position: relative;
    }

    .section-header {
      text-align: center;
      margin-bottom: 48px;
    }

    .section-eyebrow {
      display: inline-block;
      font-size: 0.85rem;
      font-weight: 600;
      letter-spacing: 0.1em;
      text-transform: uppercase;
      color: var(--fresh-green-dark);
      background: rgba(29, 185, 84, 0.1);
      padding: 6px 16px;
      border-radius: 40px;
      margin-bottom: 16px;
    }

    .section-title {
      font-size: 2.2rem;
      font-weight: 700;
      line-height: 1.3;
      color: var(--text-dark);
      margin-bottom: 16px;
    }

    .section-subtitle {
      font-size: 1.1rem;
      color: var(--text-muted);
      max-width: 720px;
      margin: 0 auto;
    }

    /* 卡片网格 */
    .card-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
      gap: 28px;
    }

    .card {
      background: var(--card-bg);
      border-radius: var(--radius-md);
      padding: 28px;
      box-shadow: var(--shadow-sm);
      border: 1px solid var(--border-light);
      transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s;
      display: flex;
      flex-direction: column;
      height: 100%;
    }

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

    .card-icon {
      font-size: 2.2rem;
      margin-bottom: 16px;
      line-height: 1;
    }

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

    .card p {
      color: var(--text-muted);
      font-size: 0.95rem;
      flex-grow: 1;
      margin-bottom: 16px;
    }

    .card-tag {
      display: inline-block;
      background: var(--fresh-green-light);
      color: var(--fresh-green-dark);
      font-size: 0.75rem;
      font-weight: 600;
      padding: 4px 12px;
      border-radius: 40px;
      align-self: flex-start;
    }

    /* 流程步骤 */
    .steps {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
      gap: 24px;
      counter-reset: step;
    }

    .step-item {
      background: #fff;
      border-radius: var(--radius-sm);
      padding: 24px 20px;
      box-shadow: var(--shadow-sm);
      border: 1px solid var(--border-light);
      text-align: center;
      transition: transform 0.2s;
      position: relative;
    }

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

    .step-num {
      counter-increment: step;
      width: 44px;
      height: 44px;
      background: var(--fresh-green);
      color: #fff;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 1.2rem;
      margin: 0 auto 16px;
      box-shadow: 0 8px 16px rgba(29, 185, 84, 0.3);
    }

    .step-item h4 {
      font-size: 1.05rem;
      margin-bottom: 8px;
      font-weight: 700;
    }

    .step-item p {
      font-size: 0.9rem;
      color: var(--text-muted);
    }

    /* 对比表格 & 评测卡片 */
    .compare-highlight {
      display: flex;
      flex-wrap: wrap;
      gap: 24px;
      align-items: stretch;
      margin-bottom: 36px;
    }

    .rating-card {
      background: linear-gradient(135deg, #ffffff, #f4fcf7);
      border-radius: var(--radius-md);
      padding: 28px 32px;
      border: 1px solid rgba(29, 185, 84, 0.3);
      box-shadow: 0 12px 30px rgba(29, 185, 84, 0.1);
      flex: 1 1 280px;
      display: flex;
      flex-direction: column;
      justify-content: center;
    }

    .rating-stars {
      color: #ffb800;
      font-size: 1.8rem;
      letter-spacing: 4px;
      margin-bottom: 8px;
    }

    .rating-score {
      font-size: 3rem;
      font-weight: 800;
      color: var(--fresh-green-dark);
      line-height: 1;
    }

    .rating-score small {
      font-size: 1.1rem;
      font-weight: 500;
      color: var(--text-muted);
    }

    .rating-desc {
      margin-top: 12px;
      color: var(--text-muted);
      font-size: 0.95rem;
    }

    .compare-table-wrap {
      overflow-x: auto;
      background: #fff;
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-sm);
      border: 1px solid var(--border-light);
    }

    .compare-table {
      width: 100%;
      border-collapse: collapse;
      min-width: 700px;
      font-size: 0.95rem;
    }

    .compare-table th,
    .compare-table td {
      padding: 16px 20px;
      text-align: left;
      border-bottom: 1px solid var(--border-light);
    }

    .compare-table th {
      background: #f0faf4;
      font-weight: 700;
      color: var(--text-dark);
    }

    .compare-table td:first-child {
      font-weight: 600;
      color: var(--text-dark);
    }

    .check {
      color: var(--fresh-green);
      font-weight: 700;
      margin-right: 6px;
    }

    .cross {
      color: #b0b0b0;
      margin-right: 6px;
    }

    /* FAQ */
    .faq-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 16px;
    }

    .faq-item {
      background: #fff;
      border-radius: var(--radius-sm);
      border: 1px solid var(--border-light);
      overflow: hidden;
      transition: box-shadow 0.25s;
    }

    .faq-item:hover {
      box-shadow: var(--shadow-sm);
    }

    .faq-question {
      padding: 20px 24px;
      font-weight: 600;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      color: var(--text-dark);
      background: #fff;
      transition: background 0.2s;
      user-select: none;
    }

    .faq-question:hover {
      background: var(--fresh-green-light);
    }

    .faq-question::after {
      content: '+';
      font-size: 1.4rem;
      font-weight: 400;
      color: var(--fresh-green-dark);
      transition: transform 0.25s;
    }

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

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.35s ease, padding 0.25s;
      padding: 0 24px;
      color: var(--text-muted);
      font-size: 0.95rem;
      background: #fafffe;
    }

    .faq-item.active .faq-answer {
      max-height: 300px;
      padding: 0 24px 20px 24px;
    }

    /* 用户评论 */
    .review-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 24px;
    }

    .review-card {
      background: #fff;
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-sm);
      border: 1px solid var(--border-light);
      display: flex;
      flex-direction: column;
      transition: transform 0.2s, box-shadow 0.2s;
    }

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

    .review-stars {
      color: #ffb800;
      font-size: 1rem;
      letter-spacing: 2px;
      margin-bottom: 12px;
    }

    .review-text {
      font-size: 0.95rem;
      color: var(--text-dark);
      flex-grow: 1;
      margin-bottom: 16px;
      line-height: 1.6;
    }

    .review-author {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .avatar {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      background: var(--fresh-green-light);
      color: var(--fresh-green-dark);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 1rem;
    }

    .author-info strong {
      display: block;
      font-size: 0.95rem;
    }

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

    /* 案例展示 & 文章 */
    .case-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
      gap: 20px;
    }

    .case-card {
      background: #fff;
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      border: 1px solid var(--border-light);
      transition: transform 0.25s, box-shadow 0.25s;
    }

    .case-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-md);
    }

    .case-img-wrap {
      width: 100%;
      aspect-ratio: 16/9;
      background: var(--fresh-green-light);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--fresh-green-dark);
      font-weight: 600;
      font-size: 0.9rem;
      overflow: hidden;
    }

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

    .case-info {
      padding: 16px 20px 20px;
    }

    .case-info h4 {
      font-size: 1.05rem;
      margin-bottom: 6px;
    }

    .case-info p {
      font-size: 0.85rem;
      color: var(--text-muted);
    }

    .article-list {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
      gap: 20px;
    }

    .article-item {
      background: #fff;
      border-radius: var(--radius-sm);
      padding: 20px 24px;
      border: 1px solid var(--border-light);
      box-shadow: var(--shadow-sm);
      transition: border-color 0.2s, transform 0.2s;
      display: flex;
      flex-direction: column;
    }

    .article-item:hover {
      border-color: var(--fresh-green);
      transform: translateY(-3px);
    }

    .article-item a {
      text-decoration: none;
      color: var(--text-dark);
      font-weight: 600;
      font-size: 0.95rem;
      display: block;
      margin-bottom: 8px;
    }

    .article-item a:hover {
      color: var(--fresh-green-dark);
    }

    .article-item .meta {
      font-size: 0.8rem;
      color: var(--text-muted);
    }

    /* 表单 & 联系 */
    .form-section {
      background: linear-gradient(145deg, #ffffff, #f2fcf6);
      border-radius: 40px;
      padding: 48px 40px;
      box-shadow: var(--shadow-lg);
      border: 1px solid rgba(29, 185, 84, 0.15);
    }

    .form-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 28px;
      align-items: start;
    }

    .form-left h2 {
      font-size: 2rem;
      margin-bottom: 16px;
    }

    .form-left p {
      color: var(--text-muted);
      margin-bottom: 24px;
    }

    .contact-info {
      display: flex;
      flex-direction: column;
      gap: 16px;
      font-size: 0.95rem;
    }

    .contact-info a {
      color: var(--fresh-green-dark);
      font-weight: 600;
      text-decoration: none;
    }

    .contact-info a:hover {
      text-decoration: underline;
    }

    .contact-item {
      display: flex;
      align-items: center;
      gap: 12px;
      background: #fff;
      border-radius: 16px;
      padding: 14px 18px;
      border: 1px solid var(--border-light);
    }

    .demand-form {
      display: flex;
      flex-direction: column;
      gap: 18px;
    }

    .form-row {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
    }

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

    .form-group label {
      font-size: 0.9rem;
      font-weight: 600;
      color: var(--text-dark);
    }

    .form-group input,
    .form-group select,
    .form-group textarea {
      padding: 14px 16px;
      border-radius: var(--radius-sm);
      border: 1px solid var(--border-light);
      font-family: inherit;
      font-size: 0.95rem;
      background: #fff;
      transition: border-color 0.2s, box-shadow 0.2s;
      width: 100%;
    }

    .form-group input:focus,
    .form-group select:focus,
    .form-group textarea:focus {
      outline: none;
      border-color: var(--fresh-green);
      box-shadow: 0 0 0 3px rgba(29, 185, 84, 0.15);
    }

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

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

    /* 页脚 */
    .site-footer {
      background: #0f2e1c;
      color: #d6f0e0;
      padding: 48px 0 24px;
      margin-top: 40px;
      position: relative;
      z-index: 1;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr;
      gap: 40px;
      margin-bottom: 32px;
    }

    .footer-brand p {
      color: #b0d4be;
      font-size: 0.9rem;
      margin: 12px 0 16px;
    }

    .footer-links {
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .footer-links a {
      color: #c8e8d4;
      text-decoration: none;
      font-size: 0.9rem;
      transition: color 0.2s;
    }

    .footer-links a:hover {
      color: #fff;
    }

    .footer-heading {
      font-weight: 700;
      font-size: 1rem;
      margin-bottom: 16px;
      color: #fff;
    }

    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.15);
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 12px;
      font-size: 0.8rem;
      color: #9ec0ad;
    }

    .footer-bottom a {
      color: #c8e8d4;
      text-decoration: none;
    }

    .footer-bottom a:hover {
      color: #fff;
    }

    .social-icons {
      display: flex;
      gap: 16px;
      flex-wrap: wrap;
      margin-top: 12px;
    }

    .social-icons span {
      background: rgba(255, 255, 255, 0.08);
      padding: 6px 12px;
      border-radius: 40px;
      font-size: 0.8rem;
      color: #d6f0e0;
    }

    /* 浮动客服 */
    .float-kefu {
      position: fixed;
      right: 24px;
      bottom: 90px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 12px;
      align-items: flex-end;
    }

    .kefu-btn {
      width: 56px;
      height: 56px;
      border-radius: 50%;
      background: var(--fresh-green);
      color: #fff;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 12px 30px rgba(29, 185, 84, 0.4);
      cursor: pointer;
      transition: transform 0.2s, background 0.2s;
      font-size: 1.5rem;
      border: none;
      text-decoration: none;
    }

    .kefu-btn:hover {
      transform: scale(1.06);
      background: var(--fresh-green-dark);
    }

    .kefu-popover {
      background: #fff;
      border-radius: var(--radius-md);
      padding: 20px;
      box-shadow: var(--shadow-lg);
      border: 1px solid var(--border-light);
      text-align: center;
      width: 200px;
      display: none;
    }

    .kefu-popover.active {
      display: block;
      animation: fadeIn 0.25s;
    }

    @keyframes fadeIn {
      from { opacity: 0; transform: translateY(6px); }
      to { opacity: 1; transform: translateY(0); }
    }

    .kefu-popover img {
      max-width: 100%;
      height: auto;
      border-radius: 8px;
      margin-bottom: 8px;
    }

    .back-top {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: #fff;
      border: 1px solid var(--border-light);
      color: var(--text-dark);
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: var(--shadow-sm);
      cursor: pointer;
      transition: background 0.2s, transform 0.2s;
      font-size: 1.2rem;
      text-decoration: none;
    }

    .back-top:hover {
      background: var(--fresh-green-light);
      transform: translateY(-3px);
    }

    /* 滚动动画 */
    .reveal {
      opacity: 0;
      transform: translateY(24px);
      transition: opacity 0.6s ease, transform 0.6s ease;
    }

    .reveal.visible {
      opacity: 1;
      transform: translateY(0);
    }

    /* 响应式 */
    @media (max-width: 1024px) {
      .hero-grid {
        grid-template-columns: 1fr;
        gap: 32px;
      }

      .hero-content h1 {
        font-size: 2.4rem;
      }

      .hero-visual {
        max-width: 480px;
      }

      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 860px) {
      .nav-links {
        display: none;
        width: 100%;
        flex-direction: column;
        align-items: flex-start;
        background: #fff;
        padding: 16px 0;
        border-radius: var(--radius-sm);
        box-shadow: var(--shadow-md);
        margin-top: 12px;
        gap: 0;
      }

      .nav-links.active {
        display: flex;
      }

      .nav-links li {
        margin: 0;
        width: 100%;
      }

      .nav-links a {
        display: block;
        padding: 12px 20px;
        border-bottom: none;
      }

      .nav-links a:hover {
        background: var(--fresh-green-light);
        border-bottom-color: transparent;
      }

      .menu-toggle {
        display: block;
      }

      .nav-cta .btn {
        padding: 10px 20px;
        font-size: 0.85rem;
      }

      .form-grid {
        grid-template-columns: 1fr;
      }

      .footer-grid {
        grid-template-columns: 1fr;
      }

      .section-title {
        font-size: 1.8rem;
      }
    }

    @media (max-width: 600px) {
      .container {
        padding: 0 16px;
      }

      .hero-content h1 {
        font-size: 1.9rem;
      }

      .hero-desc {
        font-size: 1rem;
      }

      .hero-stats {
        gap: 12px;
      }

      .stat-block {
        padding: 12px 16px;
        min-width: 100px;
      }

      .stat-number {
        font-size: 1.4rem;
      }

      .form-section {
        padding: 28px 20px;
      }

      .form-row {
        grid-template-columns: 1fr;
      }

      .rating-score {
        font-size: 2.4rem;
      }

      .float-kefu {
        right: 16px;
        bottom: 80px;
      }
    }