:root {
      --primary: #4F46E5;
      --primary-accent: #06B6D4;
      --pop-coral: #FF3366;
      --pop-lime: #10B981;
      --pop-yellow: #F59E0B;
      --text-dark: #0F172A;
      --text-muted: #475569;
      --bg-light: #F8FAFC;
      --bg-white: #FFFFFF;
      --card-border: #E2E8F0;
      --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.05);
      --shadow-md: 0 10px 25px -5px rgba(15, 23, 42, 0.08), 0 8px 10px -6px rgba(15, 23, 42, 0.05);
      --shadow-lg: 0 20px 30px -10px rgba(79, 70, 229, 0.15);
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
    }

    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
      -webkit-tap-highlight-color: transparent;
    }

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background-color: var(--bg-light);
      color: var(--text-dark);
      line-height: 1.6;
      overflow-x: hidden;
    }

    a {
      color: inherit;
      text-decoration: none;
    }

    .container {
      width: 100%;
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 20px;
    }

    /* 顶部导航 */
    header.site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.95);
      backdrop-filter: blur(10px);
      border-bottom: 1px solid var(--card-border);
      box-shadow: var(--shadow-sm);
    }

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

    .brand-group {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .brand-group .ai-page-logo {
      height: 38px;
      width: auto;
      display: block;
    }

    .brand-title {
      font-size: 1.25rem;
      font-weight: 800;
      color: var(--text-dark);
      letter-spacing: -0.5px;
      background: linear-gradient(135deg, var(--primary), var(--pop-coral));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

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

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

    .nav-links li a {
      font-size: 0.92rem;
      font-weight: 600;
      color: var(--text-muted);
      padding: 8px 12px;
      border-radius: var(--radius-sm);
      transition: all 0.2s ease;
      display: inline-block;
    }

    .nav-links li a:hover,
    .nav-links li a.active {
      color: var(--primary);
      background: rgba(79, 70, 229, 0.08);
    }

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

    .btn-nav-primary {
      background: var(--pop-coral);
      color: #fff !important;
      padding: 8px 18px;
      border-radius: 50px;
      font-size: 0.9rem;
      font-weight: 700;
      box-shadow: 0 4px 12px rgba(255, 51, 102, 0.3);
      transition: transform 0.2s, box-shadow 0.2s;
      white-space: nowrap;
    }

    .btn-nav-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 16px rgba(255, 51, 102, 0.4);
    }

    .menu-toggle {
      display: none;
      background: none;
      border: none;
      cursor: pointer;
      padding: 8px;
    }

    .menu-toggle span {
      display: block;
      width: 24px;
      height: 2.5px;
      background: var(--text-dark);
      margin: 5px 0;
      border-radius: 2px;
      transition: 0.3s;
    }

    /* 撞色视觉辅助 */
    .badge-pop {
      display: inline-block;
      padding: 4px 12px;
      font-size: 0.75rem;
      font-weight: 800;
      text-transform: uppercase;
      letter-spacing: 0.5px;
      border-radius: 50px;
      background: #FFE4E6;
      color: var(--pop-coral);
      margin-bottom: 12px;
    }

    .badge-pop.blue {
      background: #E0E7FF;
      color: var(--primary);
    }

    .badge-pop.cyan {
      background: #CFFAFE;
      color: #0891B2;
    }

    /* 首屏 HERO (无图片要求) */
    .hero-section {
      padding: 70px 0 60px;
      background: radial-gradient(circle at 10% 20%, rgba(255, 51, 102, 0.05) 0%, transparent 40%),
                  radial-gradient(circle at 90% 80%, rgba(6, 182, 212, 0.08) 0%, transparent 40%),
                  linear-gradient(180deg, #FFFFFF 0%, #F8FAFC 100%);
      border-bottom: 1px solid var(--card-border);
      position: relative;
    }

    .hero-content {
      text-align: center;
      max-width: 880px;
      margin: 0 auto;
    }

    .hero-title {
      font-size: 2.75rem;
      font-weight: 900;
      line-height: 1.25;
      color: var(--text-dark);
      margin-bottom: 20px;
      letter-spacing: -1px;
    }

    .hero-title span.highlight-coral {
      color: var(--pop-coral);
      position: relative;
      display: inline-block;
    }

    .hero-title span.highlight-cyan {
      color: #0284C7;
    }

    .hero-desc {
      font-size: 1.15rem;
      color: var(--text-muted);
      margin-bottom: 32px;
      line-height: 1.7;
    }

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

    .btn-main-action {
      background: linear-gradient(135deg, var(--pop-coral), #E11D48);
      color: #FFFFFF;
      font-size: 1.1rem;
      font-weight: 800;
      padding: 14px 34px;
      border-radius: 50px;
      box-shadow: 0 10px 20px -3px rgba(255, 51, 102, 0.4);
      display: inline-flex;
      align-items: center;
      gap: 8px;
      transition: all 0.25s ease;
    }

    .btn-main-action:hover {
      transform: translateY(-3px) scale(1.02);
      box-shadow: 0 14px 25px -3px rgba(255, 51, 102, 0.5);
    }

    .btn-sub-action {
      background: var(--bg-white);
      color: var(--text-dark);
      font-size: 1.05rem;
      font-weight: 700;
      padding: 14px 30px;
      border-radius: 50px;
      border: 2px solid var(--text-dark);
      transition: all 0.2s ease;
    }

    .btn-sub-action:hover {
      background: var(--text-dark);
      color: #FFFFFF;
    }

    /* 纯CSS首屏视觉卡片阵列 */
    .hero-highlights-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      margin-top: 10px;
    }

    .hero-card {
      background: var(--bg-white);
      padding: 20px 16px;
      border-radius: var(--radius-md);
      border: 2px solid var(--card-border);
      text-align: left;
      transition: all 0.2s ease;
      box-shadow: var(--shadow-sm);
    }

    .hero-card:nth-child(1) { border-top: 4px solid var(--pop-coral); }
    .hero-card:nth-child(2) { border-top: 4px solid var(--primary-accent); }
    .hero-card:nth-child(3) { border-top: 4px solid var(--primary); }
    .hero-card:nth-child(4) { border-top: 4px solid var(--pop-lime); }

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

    .hero-card-icon {
      font-size: 1.5rem;
      margin-bottom: 8px;
      display: inline-block;
    }

    .hero-card h3 {
      font-size: 1.05rem;
      font-weight: 800;
      color: var(--text-dark);
      margin-bottom: 6px;
    }

    .hero-card p {
      font-size: 0.85rem;
      color: var(--text-muted);
      line-height: 1.5;
    }

    /* 通用Section布局 */
    section {
      padding: 70px 0;
      position: relative;
    }

    .section-alt {
      background: #F1F5F9;
    }

    .section-header {
      text-align: center;
      max-width: 760px;
      margin: 0 auto 48px;
    }

    .section-header h2 {
      font-size: 2.1rem;
      font-weight: 800;
      color: var(--text-dark);
      margin-bottom: 12px;
      letter-spacing: -0.5px;
    }

    .section-header p {
      font-size: 1rem;
      color: var(--text-muted);
    }

    /* 模型矩阵徽章墙 */
    .model-tags-wrapper {
      background: var(--bg-white);
      padding: 24px;
      border-radius: var(--radius-lg);
      border: 1px solid var(--card-border);
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      justify-content: center;
      margin-bottom: 40px;
    }

    .model-tag {
      padding: 6px 14px;
      background: #F8FAFC;
      border: 1px solid #CBD5E1;
      border-radius: 50px;
      font-size: 0.88rem;
      font-weight: 700;
      color: var(--text-dark);
      transition: all 0.2s;
    }

    .model-tag:hover {
      background: var(--primary);
      color: #fff;
      border-color: var(--primary);
      transform: translateY(-2px);
    }

    /* 核心场景网格 (AIGC服务 + 一站式制作) */
    .grid-3 {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

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

    .grid-2 {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 28px;
    }

    .feature-card {
      background: var(--bg-white);
      border-radius: var(--radius-md);
      padding: 24px;
      border: 1px solid var(--card-border);
      box-shadow: var(--shadow-sm);
      transition: all 0.25s ease;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

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

    .feature-head {
      margin-bottom: 12px;
    }

    .feature-tag-mini {
      display: inline-block;
      font-size: 0.7rem;
      font-weight: 800;
      padding: 2px 8px;
      border-radius: 4px;
      background: #EFF6FF;
      color: var(--primary);
      margin-bottom: 8px;
    }

    .feature-card h3 {
      font-size: 1.15rem;
      font-weight: 800;
      color: var(--text-dark);
      margin-bottom: 8px;
    }

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

    .feature-points {
      margin-top: 14px;
      padding-top: 12px;
      border-top: 1px dashed var(--card-border);
      list-style: none;
      font-size: 0.85rem;
      color: var(--text-dark);
    }

    .feature-points li {
      display: flex;
      align-items: center;
      gap: 6px;
      margin-bottom: 4px;
    }

    .feature-points li::before {
      content: "✓";
      color: var(--pop-lime);
      font-weight: 900;
    }

    /* 平台介绍与多图媒体展示区 */
    .about-platform-box {
      background: var(--bg-white);
      border-radius: var(--radius-lg);
      border: 2px solid var(--card-border);
      padding: 36px;
      margin-bottom: 36px;
    }

    .media-showcase-row {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
      margin-top: 24px;
    }

    .media-card {
      background: #F8FAFC;
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--card-border);
    }

    .media-card .img-container {
      width: 100%;
      aspect-ratio: 16/9;
      background: #E2E8F0;
      display: flex;
      align-items: center;
      justify-content: center;
      overflow: hidden;
    }

    .media-card .img-container.square {
      aspect-ratio: 1/1;
    }

    .media-card img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
      transition: transform 0.3s ease;
    }

    .media-card:hover img {
      transform: scale(1.04);
    }

    .media-card-body {
      padding: 16px;
    }

    .media-card-body h4 {
      font-size: 1rem;
      font-weight: 700;
      color: var(--text-dark);
      margin-bottom: 4px;
    }

    .media-card-body p {
      font-size: 0.82rem;
      color: var(--text-muted);
    }

    /* 评测与对比表格 (9.9分推荐) */
    .eval-score-banner {
      background: linear-gradient(135deg, #1E1B4B 0%, #312E81 100%);
      color: #FFFFFF;
      padding: 32px;
      border-radius: var(--radius-lg);
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 30px;
      flex-wrap: wrap;
      gap: 20px;
    }

    .eval-left h3 {
      font-size: 1.6rem;
      font-weight: 800;
      margin-bottom: 6px;
      color: #F8FAFC;
    }

    .eval-left p {
      color: #CBD5E1;
      font-size: 0.95rem;
    }

    .eval-score-box {
      display: flex;
      align-items: center;
      gap: 16px;
      background: rgba(255, 255, 255, 0.1);
      padding: 12px 24px;
      border-radius: var(--radius-md);
      border: 1px solid rgba(255, 255, 255, 0.2);
    }

    .eval-number {
      font-size: 2.8rem;
      font-weight: 900;
      color: #FBBF24;
      line-height: 1;
    }

    .eval-meta {
      font-size: 0.85rem;
      line-height: 1.3;
    }

    .eval-stars {
      color: #FBBF24;
      font-size: 1.1rem;
      display: block;
    }

    .table-container {
      overflow-x: auto;
      background: var(--bg-white);
      border-radius: var(--radius-md);
      border: 1px solid var(--card-border);
      box-shadow: var(--shadow-sm);
    }

    table.custom-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      font-size: 0.92rem;
    }

    table.custom-table th,
    table.custom-table td {
      padding: 16px 20px;
      border-bottom: 1px solid var(--card-border);
    }

    table.custom-table th {
      background: #F8FAFC;
      color: var(--text-dark);
      font-weight: 800;
    }

    table.custom-table tr.highlight-row {
      background: #FEF2F2;
      font-weight: 700;
    }

    table.custom-table tr.highlight-row td {
      color: var(--pop-coral);
    }

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

    .step-item {
      background: var(--bg-white);
      padding: 24px;
      border-radius: var(--radius-md);
      border: 1px solid var(--card-border);
      position: relative;
    }

    .step-num {
      width: 36px;
      height: 36px;
      background: var(--primary);
      color: #fff;
      font-weight: 900;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.1rem;
      margin-bottom: 14px;
    }

    .step-item h3 {
      font-size: 1.05rem;
      font-weight: 800;
      margin-bottom: 8px;
    }

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

    /* 评论卡片 (6条) */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

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

    .review-header {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 14px;
    }

    .review-avatar {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: linear-gradient(135deg, var(--primary), var(--primary-accent));
      color: #fff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 1rem;
    }

    .review-info h4 {
      font-size: 0.95rem;
      font-weight: 700;
      color: var(--text-dark);
    }

    .review-info span {
      font-size: 0.78rem;
      color: var(--text-muted);
    }

    .review-text {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 14px;
    }

    .review-stars {
      color: #F59E0B;
      font-size: 0.85rem;
    }

    /* FAQ折叠面板 (不少于10条) */
    .faq-list {
      max-width: 880px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .faq-item {
      background: var(--bg-white);
      border: 1px solid var(--card-border);
      border-radius: var(--radius-md);
      overflow: hidden;
      transition: all 0.2s;
    }

    .faq-question {
      padding: 18px 24px;
      font-size: 1rem;
      font-weight: 700;
      color: var(--text-dark);
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      user-select: none;
    }

    .faq-question::after {
      content: "+";
      font-size: 1.4rem;
      font-weight: 400;
      color: var(--primary);
      transition: transform 0.2s;
    }

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

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease, padding 0.3s ease;
      background: #F8FAFC;
    }

    .faq-item.active .faq-answer {
      max-height: 250px;
      padding: 16px 24px 20px;
      border-top: 1px solid var(--card-border);
    }

    .faq-answer p {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 需求匹配与联系我们表单 */
    .form-wrapper {
      background: var(--bg-white);
      max-width: 760px;
      margin: 0 auto;
      padding: 36px;
      border-radius: var(--radius-lg);
      border: 2px solid var(--card-border);
      box-shadow: var(--shadow-md);
    }

    .form-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 16px;
      margin-bottom: 16px;
    }

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

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

    .form-group label {
      font-size: 0.88rem;
      font-weight: 700;
      color: var(--text-dark);
    }

    .form-control {
      width: 100%;
      padding: 12px 14px;
      font-size: 0.92rem;
      border: 1px solid #CBD5E1;
      border-radius: var(--radius-sm);
      outline: none;
      transition: border-color 0.2s;
      background: #F8FAFC;
    }

    .form-control:focus {
      border-color: var(--primary);
      background: #FFFFFF;
    }

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

    .btn-submit {
      width: 100%;
      padding: 14px;
      background: var(--pop-coral);
      color: #FFFFFF;
      font-size: 1.05rem;
      font-weight: 800;
      border: none;
      border-radius: var(--radius-sm);
      cursor: pointer;
      transition: background 0.2s, transform 0.2s;
    }

    .btn-submit:hover {
      background: #E11D48;
      transform: translateY(-2px);
    }

    /* 文章与资讯链接 */
    .articles-box {
      background: var(--bg-white);
      padding: 24px;
      border-radius: var(--radius-md);
      border: 1px solid var(--card-border);
      margin-top: 24px;
    }

    .article-links-list {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      list-style: none;
      margin-top: 12px;
    }

    .article-links-list a {
      display: inline-block;
      padding: 6px 12px;
      background: #F1F5F9;
      border-radius: 4px;
      font-size: 0.85rem;
      color: var(--primary);
      font-weight: 600;
      transition: background 0.2s;
    }

    .article-links-list a:hover {
      background: #E0E7FF;
    }

    /* 加盟代理板块 */
    .agent-cta-box {
      background: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
      color: #FFFFFF;
      padding: 44px;
      border-radius: var(--radius-lg);
      text-align: center;
      border: 2px solid var(--pop-coral);
      position: relative;
    }

    .agent-cta-box h3 {
      font-size: 2rem;
      font-weight: 900;
      margin-bottom: 12px;
      color: #FFFFFF;
    }

    .agent-cta-box p {
      font-size: 1.05rem;
      color: #94A3B8;
      max-width: 680px;
      margin: 0 auto 28px;
    }

    .agent-perks {
      display: flex;
      justify-content: center;
      gap: 20px;
      flex-wrap: wrap;
      margin-bottom: 30px;
    }

    .agent-perk-pill {
      background: rgba(255, 255, 255, 0.1);
      padding: 8px 18px;
      border-radius: 50px;
      font-size: 0.9rem;
      font-weight: 600;
      border: 1px solid rgba(255, 255, 255, 0.2);
    }

    /* 页脚设计 */
    footer.site-footer {
      background: #0B1120;
      color: #94A3B8;
      padding: 60px 0 30px;
      border-top: 4px solid var(--pop-coral);
    }

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

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

    .footer-brand p {
      font-size: 0.88rem;
      line-height: 1.6;
      margin-bottom: 16px;
    }

    .footer-links h5 {
      color: #FFFFFF;
      font-size: 1rem;
      font-weight: 700;
      margin-bottom: 14px;
    }

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

    .footer-links ul li {
      margin-bottom: 8px;
    }

    .footer-links ul li a {
      font-size: 0.85rem;
      color: #94A3B8;
      transition: color 0.2s;
    }

    .footer-links ul li a:hover {
      color: #FFFFFF;
    }

    .qr-container {
      display: flex;
      align-items: center;
      gap: 16px;
      background: rgba(255, 255, 255, 0.05);
      padding: 12px;
      border-radius: var(--radius-md);
    }

    .qr-container img {
      width: 80px;
      height: 80px;
      border-radius: 4px;
      background: #fff;
    }

    .qr-info {
      font-size: 0.82rem;
      line-height: 1.4;
    }

    .footer-bottom {
      padding-top: 24px;
      border-top: 1px solid rgba(255, 255, 255, 0.1);
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 12px;
      font-size: 0.82rem;
    }

    .friend-links-bar {
      margin-top: 20px;
      padding-top: 16px;
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      font-size: 0.8rem;
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      align-items: center;
    }

    .friend-links-bar a {
      color: #64748B;
      transition: color 0.2s;
    }

    .friend-links-bar a:hover {
      color: var(--primary-accent);
    }

    /* 浮动客服 */
    .floating-contact {
      position: fixed;
      right: 20px;
      bottom: 30px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .float-btn {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: var(--pop-coral);
      color: #fff;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
      cursor: pointer;
      font-size: 1.2rem;
      transition: transform 0.2s;
    }

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

    .float-btn.back-to-top {
      background: var(--text-dark);
      display: none;
    }

    /* 响应式适配 */
    @media (max-width: 992px) {
      .hero-title { font-size: 2.2rem; }
      .hero-highlights-grid { grid-template-columns: repeat(2, 1fr); }
      .grid-3, .reviews-grid, .steps-container { grid-template-columns: repeat(2, 1fr); }
      .grid-4 { grid-template-columns: repeat(2, 1fr); }
      .media-showcase-row { grid-template-columns: repeat(2, 1fr); }
      .footer-grid { grid-template-columns: 1fr 1fr; }
    }

    @media (max-width: 768px) {
      .menu-toggle { display: block; }
      .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(--card-border);
        box-shadow: var(--shadow-md);
        display: none;
      }
      .nav-links.active { display: flex; }
      .nav-links li { width: 100%; }
      .nav-links li a { width: 100%; padding: 10px 0; }
      .hero-title { font-size: 1.8rem; }
      .hero-highlights-grid, .grid-3, .grid-4, .grid-2, .reviews-grid, .steps-container, .media-showcase-row {
        grid-template-columns: 1fr;
      }
      .form-grid { grid-template-columns: 1fr; }
      .form-full { grid-column: span 1; }
      .footer-grid { grid-template-columns: 1fr; }
      .eval-score-banner { flex-direction: column; text-align: center; }
    }