:root {
      --primary: #4f46e5;
      --primary-rgb: 79, 70, 229;
      --secondary: #06b6d4;
      --accent: #f43f5e;
      --accent-warm: #f59e0b;
      --text-main: #0f172a;
      --text-muted: #475569;
      --text-light: #64748b;
      --bg-main: #f8fafc;
      --bg-card: #ffffff;
      --border-color: #e2e8f0;
      --border-focus: #818cf8;
      --rainbow-grad: linear-gradient(135deg, #ec4899 0%, #8b5cf6 25%, #3b82f6 50%, #06b6d4 75%, #10b981 100%);
      --soft-rainbow: linear-gradient(135deg, rgba(236,72,153,0.06) 0%, rgba(139,92,246,0.06) 30%, rgba(59,130,246,0.06) 70%, rgba(16,185,129,0.06) 100%);
      --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
      --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
      --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
      --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
      --radius-sm: 8px;
      --radius-md: 12px;
      --radius-lg: 16px;
      --radius-full: 9999px;
      --container-max: 1200px;
    }

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

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

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
      background-color: var(--bg-main);
      color: var(--text-main);
      line-height: 1.6;
      overflow-x: hidden;
      background-image: radial-gradient(at 0% 0%, rgba(236,72,153,0.04) 0px, transparent 50%),
                        radial-gradient(at 100% 0%, rgba(6,182,212,0.04) 0px, transparent 50%),
                        radial-gradient(at 50% 50%, rgba(139,92,246,0.03) 0px, transparent 50%);
      background-attachment: fixed;
    }

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

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

    .container {
      width: 100%;
      max-width: var(--container-max);
      margin: 0 auto;
      padding: 0 20px;
    }

    .section {
      padding: 80px 0;
      position: relative;
    }

    .section-title-wrap {
      text-align: center;
      max-width: 760px;
      margin: 0 auto 50px auto;
    }

    .section-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 6px 16px;
      border-radius: var(--radius-full);
      font-size: 0.85rem;
      font-weight: 600;
      color: #4f46e5;
      background: #eef2ff;
      border: 1px solid #c7d2fe;
      margin-bottom: 16px;
    }

    .section-title {
      font-size: 2.25rem;
      font-weight: 800;
      line-height: 1.3;
      color: #0f172a;
      margin-bottom: 16px;
      letter-spacing: -0.02em;
    }

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

    .rainbow-text {
      background: var(--rainbow-grad);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      display: inline-block;
    }

    /* 顶部导航 */
    .header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.92);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-color);
      transition: box-shadow 0.3s ease;
    }

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

    .logo-box {
      display: flex;
      align-items: center;
      gap: 12px;
      text-decoration: none;
    }

    .logo-box img.ai-page-logo {
      height: 40px;
      width: auto;
      object-fit: contain;
    }

    .logo-text {
      font-size: 1.25rem;
      font-weight: 800;
      color: #0f172a;
      letter-spacing: -0.5px;
    }

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

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

    .nav-links li a {
      padding: 8px 14px;
      font-size: 0.92rem;
      font-weight: 500;
      color: var(--text-muted);
      border-radius: var(--radius-sm);
    }

    .nav-links li a:hover,
    .nav-links li a.active {
      color: var(--primary);
      background: rgba(79, 70, 229, 0.06);
    }

    .nav-action {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-left: 20px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 10px 22px;
      font-size: 0.95rem;
      font-weight: 600;
      border-radius: var(--radius-full);
      cursor: pointer;
      border: 1px solid transparent;
      transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
      text-decoration: none;
      white-space: nowrap;
    }

    .btn-rainbow {
      background: var(--rainbow-grad);
      color: #ffffff !important;
      box-shadow: 0 4px 14px rgba(79, 70, 229, 0.3);
    }

    .btn-rainbow:hover {
      opacity: 0.95;
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(79, 70, 229, 0.4);
    }

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

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

    .mobile-toggle {
      display: none;
      background: none;
      border: none;
      cursor: pointer;
      padding: 8px;
      color: var(--text-main);
    }

    /* Hero 首屏 */
    .hero-section {
      padding: 90px 0 70px 0;
      position: relative;
      text-align: center;
      background: radial-gradient(circle at 50% 20%, rgba(236,72,153,0.08) 0%, rgba(139,92,246,0.08) 35%, rgba(6,182,212,0.08) 70%, transparent 100%);
    }

    .hero-content {
      max-width: 900px;
      margin: 0 auto;
    }

    .hero-tag {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 18px;
      background: #ffffff;
      border: 1px solid #e0e7ff;
      border-radius: var(--radius-full);
      font-size: 0.9rem;
      font-weight: 600;
      color: #4f46e5;
      box-shadow: var(--shadow-sm);
      margin-bottom: 24px;
    }

    .hero-title {
      font-size: 3rem;
      font-weight: 900;
      line-height: 1.25;
      color: #0f172a;
      margin-bottom: 24px;
      letter-spacing: -0.03em;
    }

    .hero-subtitle {
      font-size: 1.2rem;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 36px;
      max-width: 780px;
      margin-left: auto;
      margin-right: auto;
    }

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

    .hero-stats {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      margin-top: 50px;
      text-align: left;
    }

    .stat-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 22px;
      box-shadow: var(--shadow-sm);
      position: relative;
      overflow: hidden;
      transition: all 0.3s ease;
    }

    .stat-card::before {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 3px;
      background: var(--rainbow-grad);
    }

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

    .stat-num {
      font-size: 1.85rem;
      font-weight: 800;
      color: #0f172a;
      line-height: 1.2;
      margin-bottom: 4px;
    }

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

    /* 平台矩阵标签云 */
    .models-bar {
      padding: 30px 0;
      background: #ffffff;
      border-top: 1px solid var(--border-color);
      border-bottom: 1px solid var(--border-color);
    }

    .models-label {
      text-align: center;
      font-size: 0.85rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.08em;
      color: var(--text-light);
      margin-bottom: 18px;
    }

    .models-tags {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 10px;
    }

    .model-tag-item {
      padding: 6px 14px;
      background: #f1f5f9;
      border-radius: var(--radius-full);
      font-size: 0.85rem;
      font-weight: 600;
      color: #334155;
      border: 1px solid #e2e8f0;
      transition: all 0.2s ease;
    }

    .model-tag-item:hover {
      background: #eef2ff;
      border-color: #c7d2fe;
      color: #4f46e5;
      transform: translateY(-2px);
    }

    /* 卡片网格 */
    .grid-3 {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .grid-2 {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
    }

    .grid-4 {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .feature-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 30px;
      box-shadow: var(--shadow-sm);
      transition: all 0.3s ease;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      position: relative;
    }

    .feature-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-lg);
      border-color: #cbd5e1;
    }

    .feature-icon-box {
      width: 52px;
      height: 52px;
      border-radius: var(--radius-md);
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 20px;
      font-size: 1.5rem;
      background: #eef2ff;
      color: #4f46e5;
    }

    .feature-title {
      font-size: 1.25rem;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 12px;
    }

    .feature-desc {
      font-size: 0.94rem;
      color: var(--text-muted);
      line-height: 1.65;
      margin-bottom: 16px;
      flex-grow: 1;
    }

    .feature-points {
      list-style: none;
      margin-top: 12px;
      padding-top: 12px;
      border-top: 1px solid #f1f5f9;
    }

    .feature-points li {
      font-size: 0.86rem;
      color: var(--text-light);
      display: flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 6px;
    }

    .feature-points li::before {
      content: "•";
      color: #4f46e5;
      font-weight: bold;
    }

    /* 图文混排与素材展示 */
    .media-card {
      background: #ffffff;
      border-radius: var(--radius-lg);
      overflow: hidden;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      transition: all 0.3s ease;
    }

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

    .media-card-img-wrap {
      width: 100%;
      background: #f8fafc;
      overflow: hidden;
    }

    .media-card-img-wrap img {
      width: 100%;
      height: 220px;
      object-fit: cover;
      transition: transform 0.4s ease;
    }

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

    .media-card-body {
      padding: 24px;
    }

    .media-card-title {
      font-size: 1.15rem;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 8px;
    }

    .media-card-desc {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

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

    .process-item {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 28px 22px;
      position: relative;
      box-shadow: var(--shadow-sm);
    }

    .process-step-num {
      width: 36px;
      height: 36px;
      border-radius: 50%;
      background: var(--rainbow-grad);
      color: #ffffff;
      font-weight: 800;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 0.95rem;
      margin-bottom: 16px;
    }

    .process-item h4 {
      font-size: 1.1rem;
      font-weight: 700;
      margin-bottom: 10px;
      color: #0f172a;
    }

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

    /* 对比评测表格 */
    .compare-section-wrap {
      background: #ffffff;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      padding: 36px;
      box-shadow: var(--shadow-sm);
    }

    .score-badge-card {
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 20px;
      background: linear-gradient(135deg, #f0fdf4 0%, #e0f2fe 100%);
      border: 1px solid #bbf7d0;
      border-radius: var(--radius-md);
      padding: 20px 28px;
      margin-bottom: 30px;
    }

    .score-left {
      display: flex;
      align-items: center;
      gap: 16px;
    }

    .score-stars {
      color: #f59e0b;
      font-size: 1.4rem;
      letter-spacing: 2px;
    }

    .score-title {
      font-size: 1.15rem;
      font-weight: 700;
      color: #14532d;
    }

    .score-num-box {
      font-size: 1.1rem;
      font-weight: 800;
      color: #0369a1;
      background: #ffffff;
      padding: 8px 18px;
      border-radius: var(--radius-full);
      box-shadow: var(--shadow-sm);
    }

    .compare-table-responsive {
      width: 100%;
      overflow-x: auto;
      -webkit-overflow-scrolling: touch;
    }

    .compare-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      font-size: 0.95rem;
    }

    .compare-table th, 
    .compare-table td {
      padding: 16px 20px;
      border-bottom: 1px solid #e2e8f0;
    }

    .compare-table th {
      background: #f8fafc;
      color: #0f172a;
      font-weight: 700;
    }

    .compare-table tr:hover td {
      background: #fafafa;
    }

    .compare-table td.highlight {
      font-weight: 700;
      color: #4f46e5;
      background: rgba(79, 70, 229, 0.03);
    }

    .badge-check {
      color: #10b981;
      font-weight: bold;
    }

    /* 客户评价网格 */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

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

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

    .review-stars {
      color: #f59e0b;
      font-size: 0.95rem;
      margin-bottom: 12px;
    }

    .review-quote {
      font-size: 0.92rem;
      color: #334155;
      line-height: 1.65;
      margin-bottom: 20px;
      font-style: normal;
    }

    .review-author {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid #f1f5f9;
      padding-top: 14px;
    }

    .author-avatar {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      background: #e2e8f0;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      color: #475569;
      font-size: 0.95rem;
    }

    .author-info h5 {
      font-size: 0.95rem;
      font-weight: 700;
      color: #0f172a;
    }

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

    /* FAQ 手风琴 */
    .faq-container {
      max-width: 860px;
      margin: 0 auto;
    }

    .faq-item {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      margin-bottom: 14px;
      overflow: hidden;
      transition: all 0.25s ease;
    }

    .faq-question {
      padding: 20px 24px;
      font-size: 1.05rem;
      font-weight: 600;
      color: #0f172a;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: space-between;
      user-select: none;
    }

    .faq-question:hover {
      background: #f8fafc;
    }

    .faq-icon {
      font-size: 1.25rem;
      color: var(--text-light);
      transition: transform 0.3s ease;
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.35s cubic-bezier(0, 1, 0, 1), padding 0.3s ease;
      background: #fafafa;
    }

    .faq-answer-inner {
      padding: 0 24px 20px 24px;
      font-size: 0.94rem;
      color: var(--text-muted);
      line-height: 1.7;
    }

    .faq-item.active {
      border-color: #cbd5e1;
    }

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

    .faq-item.active .faq-answer {
      max-height: 300px;
      transition: max-height 0.4s ease-in-out, padding 0.3s ease;
    }

    /* 需求匹配与表单 */
    .form-box-wrap {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 40px;
      box-shadow: var(--shadow-sm);
    }

    .form-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 20px;
    }

    .form-group-full {
      grid-column: span 2;
    }

    .form-label {
      display: block;
      font-size: 0.9rem;
      font-weight: 600;
      color: #334155;
      margin-bottom: 8px;
    }

    .form-control {
      width: 100%;
      padding: 12px 16px;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      font-size: 0.95rem;
      color: var(--text-main);
      background: #f8fafc;
      outline: none;
      transition: all 0.2s ease;
      font-family: inherit;
    }

    .form-control:focus {
      border-color: var(--primary);
      background: #ffffff;
      box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
    }

    textarea.form-control {
      resize: vertical;
      min-height: 110px;
    }

    /* 资讯与友情链接 */
    .articles-list {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }

    .article-item {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 20px;
      transition: all 0.25s ease;
    }

    .article-item:hover {
      border-color: var(--primary);
      transform: translateY(-3px);
      box-shadow: var(--shadow-sm);
    }

    .article-item a {
      font-size: 0.95rem;
      font-weight: 600;
      color: #1e293b;
      display: block;
      line-height: 1.5;
    }

    .article-item a:hover {
      color: var(--primary);
    }

    .friend-links-box {
      margin-top: 30px;
      padding: 20px 24px;
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 16px;
    }

    .friend-links-box span {
      font-weight: 700;
      font-size: 0.9rem;
      color: #475569;
    }

    .friend-links-box a {
      font-size: 0.88rem;
      color: #64748b;
      padding: 4px 10px;
      border-radius: var(--radius-sm);
      background: #f1f5f9;
    }

    .friend-links-box a:hover {
      color: var(--primary);
      background: #eef2ff;
    }

    /* 页脚统一深色规范与居中容器 */
    .footer {
      background: #0f172a;
      color: #cbd5e1;
      padding: 60px 0 30px 0;
      border-top: 1px solid #1e293b;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.5fr;
      gap: 40px;
      margin-bottom: 40px;
    }

    .footer-brand h4 {
      font-size: 1.3rem;
      font-weight: 800;
      color: #ffffff;
      margin-bottom: 12px;
    }

    .footer-brand p {
      font-size: 0.9rem;
      color: #94a3b8;
      line-height: 1.6;
      margin-bottom: 20px;
    }

    .footer-col h5 {
      font-size: 1rem;
      font-weight: 700;
      color: #ffffff;
      margin-bottom: 16px;
    }

    .footer-col ul {
      list-style: none;
    }

    .footer-col ul li {
      margin-bottom: 10px;
    }

    .footer-col ul li a {
      font-size: 0.88rem;
      color: #94a3b8;
    }

    .footer-col ul li a:hover {
      color: #ffffff;
    }

    .qr-card {
      display: inline-block;
      text-align: center;
      background: #1e293b;
      padding: 12px;
      border-radius: var(--radius-md);
      border: 1px solid #334155;
    }

    .qr-card img {
      width: 110px;
      height: 110px;
      margin: 0 auto 8px auto;
      border-radius: 4px;
    }

    .qr-card span {
      font-size: 0.8rem;
      color: #94a3b8;
      display: block;
    }

    .footer-bottom {
      border-top: 1px solid #1e293b;
      padding-top: 24px;
      text-align: center;
      font-size: 0.85rem;
      color: #64748b;
    }

    /* 浮动客服 */
    .float-kefu {
      position: fixed;
      right: 24px;
      bottom: 30px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .float-btn {
      width: 50px;
      height: 50px;
      border-radius: 50%;
      background: #ffffff;
      box-shadow: 0 4px 14px rgba(0, 0, 0, 0.15);
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      border: 1px solid var(--border-color);
      transition: all 0.25s ease;
      position: relative;
    }

    .float-btn:hover {
      transform: scale(1.08);
      border-color: var(--primary);
    }

    .float-qr-pop {
      position: absolute;
      right: 60px;
      bottom: 0;
      background: #ffffff;
      padding: 14px;
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-xl);
      border: 1px solid var(--border-color);
      display: none;
      width: 140px;
      text-align: center;
    }

    .float-qr-pop img {
      width: 110px;
      height: 110px;
      margin-bottom: 6px;
    }

    .float-qr-pop p {
      font-size: 0.75rem;
      color: #334155;
      font-weight: 600;
    }

    .float-btn:hover .float-qr-pop {
      display: block;
    }

    /* 响应式断点 */
    @media (max-width: 1024px) {
      .hero-title {
        font-size: 2.3rem;
      }
      .grid-3, .reviews-grid, .articles-list {
        grid-template-columns: repeat(2, 1fr);
      }
      .grid-4, .process-grid, .hero-stats {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 768px) {
      .section {
        padding: 50px 0;
      }
      .hero-title {
        font-size: 1.85rem;
      }
      .hero-subtitle {
        font-size: 1rem;
      }
      .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: #ffffff;
        flex-direction: column;
        padding: 20px;
        border-bottom: 1px solid var(--border-color);
        box-shadow: var(--shadow-lg);
      }
      .nav-links.show {
        display: flex;
      }
      .nav-links li {
        width: 100%;
        text-align: center;
      }
      .nav-links li a {
        display: block;
        padding: 10px 0;
      }
      .mobile-toggle {
        display: block;
      }
      .grid-3, .grid-2, .grid-4, .reviews-grid, .process-grid, .hero-stats, .articles-list {
        grid-template-columns: 1fr;
      }
      .form-grid {
        grid-template-columns: 1fr;
      }
      .form-group-full {
        grid-column: span 1;
      }
      .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
      }
      .float-kefu {
        right: 16px;
        bottom: 20px;
      }
    }