:root {
      --primary: #4f46e5;
      --primary-dark: #3730a3;
      --accent: #ff4757;
      --accent-secondary: #00d2d3;
      --accent-yellow: #ff9f43;
      --bg-light: #f8fafc;
      --bg-card: #ffffff;
      --text-main: #0f172a;
      --text-muted: #475569;
      --text-soft: #64748b;
      --border-color: #e2e8f0;
      --border-accent: #cbd5e1;
      --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.04);
      --shadow-md: 0 10px 25px -5px rgba(15, 23, 42, 0.08), 0 8px 10px -6px rgba(15, 23, 42, 0.04);
      --shadow-lg: 0 20px 30px -10px rgba(79, 70, 229, 0.15);
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    }

    * {
      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-light);
      color: var(--text-main);
      line-height: 1.6;
      overflow-x: hidden;
    }

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

    /* 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: 2px solid #e0e7ff;
      box-shadow: 0 4px 20px rgba(79, 70, 229, 0.06);
    }

    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 76px;
    }

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

    .brand-wrap .ai-page-logo {
      height: 42px;
      width: auto;
      object-fit: contain;
      display: block;
    }

    .brand-name {
      font-size: 1.35rem;
      font-weight: 800;
      color: var(--text-main);
      letter-spacing: -0.5px;
    }

    .brand-tag {
      background: #ff4757;
      color: #fff;
      font-size: 0.7rem;
      padding: 2px 8px;
      border-radius: 20px;
      font-weight: 700;
    }

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

    .nav-links li a {
      color: var(--text-muted);
      text-decoration: none;
      font-size: 0.92rem;
      font-weight: 600;
      padding: 8px 14px;
      border-radius: var(--radius-sm);
      transition: var(--transition);
      display: inline-block;
    }

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

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

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 10px 22px;
      font-size: 0.95rem;
      font-weight: 700;
      border-radius: var(--radius-md);
      text-decoration: none;
      transition: var(--transition);
      cursor: pointer;
      border: 2px solid transparent;
      white-space: nowrap;
    }

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

    .btn-primary:hover {
      background: var(--primary-dark);
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(79, 70, 229, 0.4);
    }

    .btn-accent {
      background: var(--accent);
      color: #ffffff;
      box-shadow: 0 4px 14px rgba(255, 71, 87, 0.35);
    }

    .btn-accent:hover {
      background: #e03847;
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(255, 71, 87, 0.45);
    }

    .btn-outline {
      background: #ffffff;
      color: var(--text-main);
      border-color: #cbd5e1;
    }

    .btn-outline:hover {
      border-color: var(--primary);
      color: var(--primary);
      background: #f5f7ff;
    }

    .mobile-menu-btn {
      display: none;
      background: none;
      border: none;
      font-size: 1.5rem;
      cursor: pointer;
      color: var(--text-main);
      padding: 8px;
    }

    /* 首屏 Hero（无图片，纯色/渐变/几何/动效） */
    .hero-section {
      background: linear-gradient(135deg, #ffffff 0%, #f0f4ff 50%, #fff1f2 100%);
      padding: 70px 0 80px;
      position: relative;
      border-bottom: 1px solid #e2e8f0;
      overflow: hidden;
    }

    .hero-shape-1 {
      position: absolute;
      top: -100px;
      right: -100px;
      width: 400px;
      height: 400px;
      background: radial-gradient(circle, rgba(0, 210, 211, 0.2) 0%, rgba(255, 255, 255, 0) 70%);
      border-radius: 50%;
      pointer-events: none;
    }

    .hero-shape-2 {
      position: absolute;
      bottom: -80px;
      left: -80px;
      width: 360px;
      height: 360px;
      background: radial-gradient(circle, rgba(255, 71, 87, 0.15) 0%, rgba(255, 255, 255, 0) 70%);
      border-radius: 50%;
      pointer-events: none;
    }

    .hero-grid {
      display: grid;
      grid-template-columns: 1.15fr 0.85fr;
      gap: 48px;
      align-items: center;
      position: relative;
      z-index: 2;
    }

    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: #ffffff;
      border: 1.5px solid #ff4757;
      color: #ff4757;
      font-size: 0.85rem;
      font-weight: 700;
      padding: 6px 16px;
      border-radius: 30px;
      margin-bottom: 20px;
      box-shadow: 0 2px 10px rgba(255, 71, 87, 0.12);
    }

    .hero-title {
      font-size: 2.5rem;
      line-height: 1.25;
      font-weight: 900;
      color: #0f172a;
      margin-bottom: 20px;
      letter-spacing: -0.5px;
    }

    .hero-title .highlight-red {
      color: #ff4757;
      background: #ffe5e7;
      padding: 2px 8px;
      border-radius: 8px;
    }

    .hero-title .highlight-blue {
      color: #4f46e5;
    }

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

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

    .hero-features-list {
      display: flex;
      flex-wrap: wrap;
      gap: 20px;
      font-size: 0.9rem;
      font-weight: 600;
      color: var(--text-muted);
    }

    .hero-features-list span {
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }

    .hero-features-list span::before {
      content: "✓";
      color: #10b981;
      font-weight: 900;
    }

    /* Hero 右侧纯 CSS 数据与矩阵卡片（不含图片） */
    .hero-matrix-box {
      background: #ffffff;
      border-radius: var(--radius-lg);
      padding: 30px;
      border: 2px solid #e0e7ff;
      box-shadow: var(--shadow-lg);
      position: relative;
    }

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

    .matrix-title {
      font-size: 1.1rem;
      font-weight: 800;
      color: var(--text-main);
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .matrix-status {
      background: #dcfce7;
      color: #15803d;
      font-size: 0.75rem;
      font-weight: 700;
      padding: 4px 10px;
      border-radius: 12px;
    }

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

    .model-pill {
      background: #f1f5f9;
      color: #334155;
      font-size: 0.78rem;
      font-weight: 700;
      padding: 6px 12px;
      border-radius: 8px;
      border: 1px solid #e2e8f0;
      transition: var(--transition);
    }

    .model-pill.hot {
      background: #ffeded;
      color: #ff4757;
      border-color: #ffccd0;
    }

    .model-pill.pro {
      background: #eef2ff;
      color: #4f46e5;
      border-color: #c7d2fe;
    }

    .hero-stats-row {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 12px;
      background: #f8fafc;
      padding: 16px;
      border-radius: var(--radius-md);
      text-align: center;
      border: 1px solid var(--border-color);
    }

    .stat-num {
      font-size: 1.35rem;
      font-weight: 900;
      color: var(--primary);
    }

    .stat-num.red {
      color: var(--accent);
    }

    .stat-num.teal {
      color: #059669;
    }

    .stat-lbl {
      font-size: 0.75rem;
      color: var(--text-soft);
      margin-top: 2px;
    }

    /* 通用分节样式 */
    .section-block {
      padding: 80px 0;
      position: relative;
    }

    .section-alt {
      background: #ffffff;
    }

    .section-header {
      text-align: center;
      max-width: 780px;
      margin: 0 auto 50px;
    }

    .section-tag {
      display: inline-block;
      font-size: 0.8rem;
      font-weight: 800;
      text-transform: uppercase;
      letter-spacing: 1px;
      padding: 4px 12px;
      border-radius: 6px;
      background: #ffeded;
      color: var(--accent);
      margin-bottom: 12px;
    }

    .section-tag.blue {
      background: #eef2ff;
      color: var(--primary);
    }

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

    .section-subtitle {
      font-size: 1rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 卡片通用 */
    .cards-grid-3 {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }

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

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

    .feature-card {
      background: var(--bg-card);
      border-radius: var(--radius-md);
      padding: 28px;
      border: 1.5px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
    }

    .feature-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: #cbd5e1;
    }

    .feature-card.featured-card {
      border-color: var(--accent);
      background: #fffafa;
    }

    .card-icon {
      width: 48px;
      height: 48px;
      border-radius: 12px;
      background: #eef2ff;
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.4rem;
      font-weight: bold;
      margin-bottom: 20px;
    }

    .card-icon.red {
      background: #ffebeb;
      color: #ff4757;
    }

    .card-icon.yellow {
      background: #fff4e6;
      color: #ff9f43;
    }

    .card-icon.teal {
      background: #e6fffa;
      color: #00b894;
    }

    .card-title {
      font-size: 1.2rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 10px;
    }

    .card-desc {
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.6;
      flex-grow: 1;
    }

    /* 平台介绍模块 */
    .about-platform-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
      align-items: center;
    }

    .media-card-wrap {
      border-radius: var(--radius-lg);
      overflow: hidden;
      border: 2px solid var(--border-color);
      box-shadow: var(--shadow-md);
      background: #ffffff;
      padding: 12px;
    }

    .media-card-wrap img {
      width: 100%;
      height: auto;
      border-radius: var(--radius-md);
      display: block;
      object-fit: cover;
    }

    .about-points {
      list-style: none;
      margin: 24px 0 32px;
      display: grid;
      gap: 14px;
    }

    .about-points li {
      display: flex;
      align-items: flex-start;
      gap: 12px;
      font-size: 0.95rem;
      color: var(--text-muted);
    }

    .bullet-icon {
      width: 20px;
      height: 20px;
      border-radius: 50%;
      background: #ff4757;
      color: #ffffff;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 0.75rem;
      font-weight: 800;
      flex-shrink: 0;
      margin-top: 3px;
    }

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

    .step-box {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px 20px;
      text-align: center;
      position: relative;
      box-shadow: var(--shadow-sm);
    }

    .step-badge {
      width: 36px;
      height: 36px;
      background: #4f46e5;
      color: #ffffff;
      font-weight: 800;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      margin: 0 auto 16px;
      box-shadow: 0 4px 10px rgba(79, 70, 229, 0.3);
    }

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

    .step-desc {
      font-size: 0.85rem;
      color: var(--text-soft);
      line-height: 1.5;
    }

    /* 评测对比模块 */
    .evaluation-card {
      background: #ffffff;
      border-radius: var(--radius-lg);
      border: 2px solid #e2e8f0;
      box-shadow: var(--shadow-md);
      overflow: hidden;
    }

    .eval-header {
      background: linear-gradient(135deg, #1e1b4b 0%, #312e81 100%);
      color: #ffffff;
      padding: 30px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 20px;
    }

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

    .score-badge {
      background: #ff4757;
      color: #ffffff;
      font-size: 2rem;
      font-weight: 900;
      padding: 8px 18px;
      border-radius: var(--radius-md);
      line-height: 1;
      border: 2px solid #ffffff;
    }

    .stars-box {
      color: #ffbe21;
      font-size: 1.3rem;
      letter-spacing: 2px;
    }

    .eval-table-wrap {
      overflow-x: auto;
      padding: 24px;
    }

    .compare-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      min-width: 600px;
    }

    .compare-table th,
    .compare-table td {
      padding: 16px 20px;
      border-bottom: 1px solid var(--border-color);
      font-size: 0.95rem;
    }

    .compare-table th {
      background: #f8fafc;
      font-weight: 800;
      color: var(--text-main);
    }

    .compare-table .highlight-col {
      background: #fdf2f2;
      font-weight: 700;
      color: #ff4757;
    }

    /* 案例中心展示 */
    .cases-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .case-card {
      background: #ffffff;
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
    }

    .case-img-holder {
      aspect-ratio: 16/9;
      background: #e2e8f0;
      overflow: hidden;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .case-img-holder img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: var(--transition);
    }

    .case-card:hover .case-img-holder img {
      transform: scale(1.05);
    }

    .case-body {
      padding: 20px;
      flex-grow: 1;
    }

    .case-tag {
      display: inline-block;
      font-size: 0.75rem;
      font-weight: 700;
      color: #4f46e5;
      background: #eef2ff;
      padding: 3px 8px;
      border-radius: 4px;
      margin-bottom: 8px;
    }

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

    .case-desc {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.5;
    }

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

    .review-card {
      background: #ffffff;
      border-radius: var(--radius-md);
      padding: 24px;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .review-text {
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 18px;
      position: relative;
    }

    .review-author-info {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px dashed var(--border-color);
      padding-top: 14px;
    }

    .author-avatar {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      background: #4f46e5;
      color: #ffffff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 0.95rem;
      flex-shrink: 0;
    }

    .author-avatar.pink {
      background: #ff4757;
    }

    .author-avatar.green {
      background: #059669;
    }

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

    .author-role {
      font-size: 0.78rem;
      color: var(--text-soft);
    }

    /* FAQ 手风琴面板 */
    .faq-accordion {
      max-width: 900px;
      margin: 0 auto;
      display: grid;
      gap: 14px;
    }

    .faq-item {
      background: #ffffff;
      border: 1.5px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      transition: var(--transition);
    }

    .faq-item.active {
      border-color: var(--primary);
    }

    .faq-question {
      padding: 20px 24px;
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--text-main);
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      user-select: none;
    }

    .faq-question:hover {
      background: #f8fafc;
      color: var(--primary);
    }

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

    .faq-item.active .faq-icon {
      transform: rotate(180deg);
      color: var(--primary);
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease-out;
      background: #fafcff;
    }

    .faq-answer-inner {
      padding: 0 24px 20px;
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* 表单与需求匹配 */
    .form-section-grid {
      display: grid;
      grid-template-columns: 1fr 1.1fr;
      gap: 48px;
      align-items: flex-start;
    }

    .form-box {
      background: #ffffff;
      padding: 36px;
      border-radius: var(--radius-lg);
      border: 2px solid #e0e7ff;
      box-shadow: var(--shadow-md);
    }

    .form-group {
      margin-bottom: 18px;
    }

    .form-label {
      display: block;
      font-size: 0.9rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 6px;
    }

    .form-control {
      width: 100%;
      padding: 12px 16px;
      font-size: 0.95rem;
      border: 1.5px solid var(--border-color);
      border-radius: var(--radius-sm);
      background: #ffffff;
      color: var(--text-main);
      outline: none;
      transition: var(--transition);
      font-family: inherit;
    }

    .form-control:focus {
      border-color: var(--primary);
      box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.12);
    }

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

    /* 资讯与百科 */
    .articles-list {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 20px;
      margin-top: 24px;
    }

    .article-item {
      background: #ffffff;
      padding: 20px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      display: flex;
      justify-content: space-between;
      align-items: center;
      text-decoration: none;
      transition: var(--transition);
    }

    .article-item:hover {
      border-color: var(--accent);
      transform: translateX(4px);
    }

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

    .article-arrow {
      color: var(--accent);
      font-weight: 800;
    }

    /* 底部收尾区与版权 */
    .site-footer {
      background: #0f172a;
      color: #94a3b8;
      padding: 60px 0 30px;
      border-top: 4px solid var(--primary);
    }

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

    .footer-brand-title {
      color: #ffffff;
      font-size: 1.25rem;
      font-weight: 800;
      margin-bottom: 14px;
    }

    .footer-desc {
      font-size: 0.88rem;
      line-height: 1.6;
      margin-bottom: 20px;
      color: #cbd5e1;
    }

    .footer-heading {
      color: #ffffff;
      font-size: 1rem;
      font-weight: 700;
      margin-bottom: 16px;
      border-left: 3px solid #ff4757;
      padding-left: 8px;
    }

    .footer-links-list {
      list-style: none;
      display: grid;
      gap: 10px;
    }

    .footer-links-list a {
      color: #cbd5e1;
      text-decoration: none;
      font-size: 0.88rem;
      transition: var(--transition);
    }

    .footer-links-list a:hover {
      color: #ffffff;
      text-decoration: underline;
    }

    .qr-container {
      background: #ffffff;
      padding: 8px;
      border-radius: var(--radius-sm);
      display: inline-block;
      max-width: 110px;
      margin-top: 8px;
    }

    .qr-container img {
      width: 100%;
      height: auto;
      display: block;
    }

    .footer-bottom {
      border-top: 1px solid #1e293b;
      padding-top: 24px;
      text-align: center;
      font-size: 0.82rem;
      color: #64748b;
    }

    .footer-bottom a {
      color: #94a3b8;
      text-decoration: none;
      margin: 0 8px;
    }

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

    /* 浮动客服 */
    .floating-contact {
      position: fixed;
      right: 20px;
      bottom: 30px;
      z-index: 990;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .float-btn {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: var(--accent);
      color: #ffffff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.2rem;
      box-shadow: 0 4px 16px rgba(255, 71, 87, 0.4);
      cursor: pointer;
      text-decoration: none;
      transition: var(--transition);
    }

    .float-btn:hover {
      transform: scale(1.1);
    }

    /* 响应式调整 */
    @media (max-width: 1024px) {
      .hero-grid,
      .about-platform-grid,
      .form-section-grid {
        grid-template-columns: 1fr;
        gap: 36px;
      }
      .cards-grid-4,
      .workflow-steps {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 768px) {
      .mobile-menu-btn {
        display: block;
      }
      .nav-links {
        display: none;
        position: absolute;
        top: 76px;
        left: 0;
        width: 100%;
        background: #ffffff;
        flex-direction: column;
        padding: 16px 24px;
        border-bottom: 2px solid var(--primary);
        box-shadow: var(--shadow-md);
      }
      .nav-links.show {
        display: flex;
      }
      .nav-links li {
        width: 100%;
      }
      .nav-links li a {
        width: 100%;
        padding: 10px 0;
      }
      .hero-title {
        font-size: 1.85rem;
      }
      .cards-grid-3,
      .cards-grid-4,
      .cards-grid-2,
      .cases-grid,
      .reviews-grid,
      .articles-list {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
    }