:root {
      --primary-h: 252;
      --primary-s: 85%;
      --primary-l: 58%;
      --primary: hsl(var(--primary-h), var(--primary-s), var(--primary-l));
      --primary-dark: hsl(252, 85%, 48%);
      --accent-coral: #ff5757;
      --accent-cyan: #00c4cc;
      --accent-amber: #f59e0b;
      --accent-emerald: #10b981;
      --text-main: #1e293b;
      --text-muted: #64748b;
      --text-sub: #475569;
      --bg-page: #f8fafc;
      --bg-card: #ffffff;
      --bg-card-soft: #f1f5f9;
      --border-light: #e2e8f0;
      --border-focus: #cbd5e1;
      --shadow-sm: 0 2px 4px rgba(15, 23, 42, 0.04);
      --shadow-md: 0 10px 25px -5px rgba(99, 102, 241, 0.08), 0 8px 10px -6px rgba(15, 23, 42, 0.03);
      --shadow-lg: 0 20px 35px -10px rgba(99, 102, 241, 0.12), 0 10px 15px -3px rgba(15, 23, 42, 0.04);
      --rainbow-gradient: linear-gradient(135deg, #6366f1 0%, #ec4899 50%, #f59e0b 100%);
      --soft-glow-gradient: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
      --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    }

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

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

    body {
      font-family: var(--font-stack);
      color: var(--text-main);
      background-color: var(--bg-page);
      line-height: 1.65;
      overflow-x: hidden;
      min-height: 100vh;
      display: flex;
      flex-direction: column;
    }

    .container {
      width: 100%;
      max-width: 1240px;
      margin-left: auto;
      margin-right: auto;
      padding-left: 20px;
      padding-right: 20px;
    }

    header.site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.94);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-light);
      transition: all 0.3s ease;
    }

    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 74px;
    }

    .brand-group {
      display: flex;
      align-items: center;
      gap: 16px;
    }

    .logo-wrapper {
      display: flex;
      align-items: center;
      height: 44px;
    }

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

    .ai-page-home-link {
      display: inline-flex;
      align-items: center;
      padding: 6px 14px;
      border-radius: 20px;
      font-size: 0.88rem;
      font-weight: 600;
      color: var(--primary-dark);
      background: #eef2ff;
      text-decoration: none;
      transition: all 0.2s ease;
    }

    .ai-page-home-link:hover {
      background: var(--primary);
      color: #ffffff;
    }

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

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

    .nav-item a {
      display: inline-block;
      padding: 8px 14px;
      color: var(--text-main);
      font-size: 0.95rem;
      font-weight: 500;
      text-decoration: none;
      border-radius: 8px;
      transition: color 0.2s ease, background 0.2s ease;
    }

    .nav-item a:hover {
      color: var(--primary);
      background: rgba(99, 102, 241, 0.08);
    }

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

    .btn-portal {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 10px 22px;
      border-radius: 30px;
      font-size: 0.92rem;
      font-weight: 600;
      color: #ffffff;
      background: var(--rainbow-gradient);
      text-decoration: none;
      box-shadow: 0 4px 15px rgba(236, 72, 153, 0.3);
      transition: transform 0.2s ease, box-shadow 0.2s ease;
      white-space: nowrap;
    }

    .btn-portal:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(236, 72, 153, 0.45);
    }

    .mobile-toggle {
      display: none;
      background: transparent;
      border: 1px solid var(--border-light);
      padding: 8px 12px;
      border-radius: 6px;
      cursor: pointer;
      color: var(--text-main);
    }

    main {
      flex: 1 0 auto;
    }

    .hero-section {
      position: relative;
      padding: 80px 0 90px;
      background: radial-gradient(circle at 15% 20%, rgba(99, 102, 241, 0.08) 0%, transparent 40%),
                  radial-gradient(circle at 85% 30%, rgba(236, 72, 153, 0.08) 0%, transparent 45%),
                  radial-gradient(circle at 50% 80%, rgba(0, 196, 204, 0.06) 0%, transparent 50%),
                  #ffffff;
      border-bottom: 1px solid var(--border-light);
      overflow: hidden;
    }

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

    .badge-pill {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 16px;
      background: rgba(99, 102, 241, 0.08);
      border: 1px solid rgba(99, 102, 241, 0.2);
      border-radius: 50px;
      font-size: 0.85rem;
      font-weight: 600;
      color: var(--primary-dark);
      margin-bottom: 24px;
    }

    .badge-pulse {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--accent-coral);
      box-shadow: 0 0 0 4px rgba(255, 87, 87, 0.25);
    }

    h1.hero-title {
      font-size: 2.85rem;
      line-height: 1.25;
      font-weight: 800;
      color: #0f172a;
      letter-spacing: -0.02em;
      margin-bottom: 20px;
    }

    .hero-title .rainbow-text {
      background: var(--rainbow-gradient);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    p.hero-desc {
      font-size: 1.12rem;
      color: var(--text-sub);
      line-height: 1.7;
      margin-bottom: 32px;
      max-width: 600px;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 16px;
      margin-bottom: 36px;
    }

    .btn-primary-glow {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      padding: 14px 34px;
      font-size: 1.05rem;
      font-weight: 700;
      color: #ffffff;
      background: var(--rainbow-gradient);
      border-radius: 36px;
      text-decoration: none;
      box-shadow: 0 8px 24px rgba(99, 102, 241, 0.35);
      transition: all 0.25s ease;
    }

    .btn-primary-glow:hover {
      transform: translateY(-3px);
      box-shadow: 0 12px 28px rgba(99, 102, 241, 0.45);
    }

    .btn-secondary {
      display: inline-flex;
      align-items: center;
      padding: 14px 28px;
      font-size: 1rem;
      font-weight: 600;
      color: var(--text-main);
      background: #ffffff;
      border: 1px solid var(--border-light);
      border-radius: 36px;
      text-decoration: none;
      box-shadow: var(--shadow-sm);
      transition: all 0.2s ease;
    }

    .btn-secondary:hover {
      border-color: var(--primary);
      color: var(--primary);
      background: #f8fafc;
    }

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

    .hero-feat-item {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 0.9rem;
      color: var(--text-muted);
      font-weight: 500;
    }

    .hero-feat-item svg {
      width: 18px;
      height: 18px;
      color: var(--accent-emerald);
      flex-shrink: 0;
    }

    .hero-preview-board {
      background: #ffffff;
      border-radius: 20px;
      border: 1px solid var(--border-light);
      box-shadow: var(--shadow-lg);
      padding: 24px;
      position: relative;
    }

    .board-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      border-bottom: 1px solid var(--border-light);
      padding-bottom: 16px;
      margin-bottom: 20px;
    }

    .window-dots {
      display: flex;
      gap: 6px;
    }

    .dot {
      width: 10px;
      height: 10px;
      border-radius: 50%;
    }
    .dot-red { background: #ff5f56; }
    .dot-yellow { background: #ffbd2e; }
    .dot-green { background: #27c93f; }

    .board-badge {
      font-size: 0.78rem;
      background: #ecfdf5;
      color: #065f46;
      padding: 3px 10px;
      border-radius: 12px;
      font-weight: 600;
    }

    .board-stat-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 14px;
      margin-bottom: 20px;
    }

    .stat-card-mini {
      background: #f8fafc;
      padding: 16px;
      border-radius: 12px;
      border: 1px solid #edf2f7;
    }

    .stat-card-mini .label {
      font-size: 0.8rem;
      color: var(--text-muted);
      margin-bottom: 6px;
    }

    .stat-card-mini .val {
      font-size: 1.35rem;
      font-weight: 800;
      color: #0f172a;
    }

    .stat-card-mini .sub {
      font-size: 0.75rem;
      color: var(--accent-emerald);
      font-weight: 600;
      margin-top: 4px;
    }

    .board-model-stream {
      background: #fdf2f8;
      border: 1px solid #fce7f3;
      padding: 14px;
      border-radius: 12px;
    }

    .stream-title {
      font-size: 0.85rem;
      font-weight: 700;
      color: #be185d;
      margin-bottom: 8px;
    }

    .tag-cloud {
      display: flex;
      flex-wrap: wrap;
      gap: 6px;
    }

    .model-chip {
      padding: 4px 10px;
      border-radius: 6px;
      background: #ffffff;
      color: var(--text-main);
      font-size: 0.76rem;
      font-weight: 600;
      border: 1px solid #fbcfe8;
    }

    .section-spacing {
      padding: 85px 0;
    }

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

    .section-eyebrow {
      display: inline-block;
      font-size: 0.86rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.08em;
      color: var(--primary);
      margin-bottom: 10px;
    }

    .section-title {
      font-size: 2.15rem;
      font-weight: 800;
      color: #0f172a;
      line-height: 1.3;
      margin-bottom: 14px;
    }

    .section-desc {
      font-size: 1.05rem;
      color: var(--text-sub);
      line-height: 1.65;
    }

    .grid-4 {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 22px;
    }

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

    .grid-2 {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 30px;
    }

    .card-colorful {
      background: #ffffff;
      border: 1px solid var(--border-light);
      border-radius: 16px;
      padding: 28px 24px;
      box-shadow: var(--shadow-sm);
      transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
      position: relative;
      display: flex;
      flex-direction: column;
    }

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

    .card-icon-box {
      width: 48px;
      height: 48px;
      border-radius: 12px;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 18px;
      font-weight: 800;
      font-size: 1.25rem;
    }

    .bg-icon-purple { background: #e0e7ff; color: #4338ca; }
    .bg-icon-pink { background: #fce7f3; color: #db2777; }
    .bg-icon-cyan { background: #cffafe; color: #0891b2; }
    .bg-icon-amber { background: #fef3c7; color: #d97706; }
    .bg-icon-emerald { background: #d1fae5; color: #059669; }
    .bg-icon-indigo { background: #e0e7ff; color: #4f46e5; }

    .card-title {
      font-size: 1.22rem;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 10px;
    }

    .card-desc {
      font-size: 0.94rem;
      color: var(--text-muted);
      line-height: 1.6;
      flex-grow: 1;
    }

    .model-matrix-card {
      background: #ffffff;
      border: 1px solid var(--border-light);
      border-radius: 16px;
      padding: 30px;
      margin-bottom: 30px;
      box-shadow: var(--shadow-sm);
    }

    .models-chip-container {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 16px;
    }

    .model-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: #f1f5f9;
      color: var(--text-main);
      padding: 8px 16px;
      border-radius: 20px;
      font-size: 0.88rem;
      font-weight: 600;
      border: 1px solid #e2e8f0;
      transition: all 0.2s ease;
    }

    .model-badge:hover {
      background: #eef2ff;
      border-color: var(--primary);
      color: var(--primary-dark);
    }

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

    .step-item {
      background: #ffffff;
      border: 1px solid var(--border-light);
      border-radius: 14px;
      padding: 24px;
      position: relative;
    }

    .step-num {
      display: inline-block;
      width: 34px;
      height: 34px;
      line-height: 34px;
      text-align: center;
      background: var(--rainbow-gradient);
      color: #ffffff;
      border-radius: 50%;
      font-weight: 800;
      font-size: 0.95rem;
      margin-bottom: 14px;
    }

    .step-item h3 {
      font-size: 1.15rem;
      font-weight: 700;
      margin-bottom: 8px;
    }

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

    .table-container {
      width: 100%;
      overflow-x: auto;
      background: #ffffff;
      border-radius: 16px;
      border: 1px solid var(--border-light);
      box-shadow: var(--shadow-sm);
      margin-top: 24px;
    }

    table.custom-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      font-size: 0.94rem;
    }

    table.custom-table th {
      background: #f8fafc;
      padding: 16px 20px;
      font-weight: 700;
      color: #0f172a;
      border-bottom: 1px solid var(--border-light);
    }

    table.custom-table td {
      padding: 16px 20px;
      border-bottom: 1px solid #f1f5f9;
      color: var(--text-sub);
    }

    table.custom-table tr:hover td {
      background: #fbfcfe;
    }

    .score-banner {
      background: linear-gradient(135deg, #eef2ff 0%, #fdf2f8 100%);
      border: 1px solid #e0e7ff;
      border-radius: 16px;
      padding: 30px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 30px;
    }

    .score-left h3 {
      font-size: 1.45rem;
      font-weight: 800;
      color: #1e1b4b;
      margin-bottom: 6px;
    }

    .score-stars {
      color: #f59e0b;
      font-size: 1.3rem;
      letter-spacing: 2px;
    }

    .score-val {
      font-size: 3rem;
      font-weight: 900;
      color: var(--primary);
      line-height: 1;
    }

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

    .gallery-showcase {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
      margin-top: 30px;
    }

    .gallery-card {
      background: #ffffff;
      border: 1px solid var(--border-light);
      border-radius: 14px;
      overflow: hidden;
      box-shadow: var(--shadow-sm);
    }

    .gallery-img-box {
      width: 100%;
      aspect-ratio: 16 / 9;
      overflow: hidden;
      background: #f1f5f9;
    }

    .gallery-img-box.square-aspect {
      aspect-ratio: 1 / 1;
    }

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

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

    .gallery-meta {
      padding: 16px;
    }

    .gallery-meta h4 {
      font-size: 1.05rem;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 4px;
    }

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

    .faq-wrapper {
      max-width: 860px;
      margin: 0 auto;
    }

    .faq-item {
      background: #ffffff;
      border: 1px solid var(--border-light);
      border-radius: 12px;
      margin-bottom: 14px;
      overflow: hidden;
      transition: border-color 0.2s ease;
    }

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

    .faq-question {
      width: 100%;
      padding: 18px 22px;
      background: none;
      border: none;
      text-align: left;
      font-size: 1.02rem;
      font-weight: 700;
      color: #0f172a;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 16px;
    }

    .faq-icon {
      font-size: 1.3rem;
      color: var(--primary);
      transition: transform 0.25s ease;
    }

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

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease, padding 0.3s ease;
      background: #fbfcfe;
      color: var(--text-sub);
      font-size: 0.94rem;
      line-height: 1.65;
    }

    .faq-item.active .faq-answer {
      max-height: 300px;
      padding: 0 22px 20px;
      border-top: 1px dashed var(--border-light);
    }

    .testimonial-card {
      background: #ffffff;
      border: 1px solid var(--border-light);
      border-radius: 16px;
      padding: 24px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

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

    .testi-avatar {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: var(--rainbow-gradient);
      color: #ffffff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 1rem;
    }

    .testi-info h4 {
      font-size: 0.98rem;
      font-weight: 700;
      color: #0f172a;
    }

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

    .testi-body {
      font-size: 0.92rem;
      color: var(--text-sub);
      line-height: 1.6;
    }

    .form-wrapper {
      background: #ffffff;
      border: 1px solid var(--border-light);
      border-radius: 20px;
      padding: 36px;
      box-shadow: var(--shadow-md);
      max-width: 720px;
      margin: 0 auto;
    }

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

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

    .form-group label {
      display: block;
      font-size: 0.9rem;
      font-weight: 600;
      color: #0f172a;
      margin-bottom: 8px;
    }

    .form-control {
      width: 100%;
      padding: 12px 16px;
      font-size: 0.95rem;
      border: 1px solid var(--border-light);
      border-radius: 10px;
      background: #f8fafc;
      color: var(--text-main);
      outline: none;
      transition: all 0.2s ease;
    }

    .form-control:focus {
      background: #ffffff;
      border-color: var(--primary);
      box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
    }

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

    .btn-submit {
      width: 100%;
      padding: 14px;
      font-size: 1.05rem;
      font-weight: 700;
      color: #ffffff;
      background: var(--rainbow-gradient);
      border: none;
      border-radius: 12px;
      cursor: pointer;
      box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
      transition: transform 0.2s ease, box-shadow 0.2s ease;
    }

    .btn-submit:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(99, 102, 241, 0.4);
    }

    .articles-list {
      display: flex;
      flex-direction: column;
      gap: 12px;
      margin-top: 24px;
    }

    .article-item {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 16px 20px;
      background: #ffffff;
      border: 1px solid var(--border-light);
      border-radius: 10px;
      text-decoration: none;
      color: var(--text-main);
      transition: border-color 0.2s ease, background 0.2s ease;
    }

    .article-item:hover {
      border-color: var(--primary);
      background: #f8fafc;
      color: var(--primary-dark);
    }

    .site-footer {
      background: #0f172a;
      color: #94a3b8;
      padding-top: 60px;
      padding-bottom: 30px;
      border-top: 1px solid #1e293b;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.3fr 1fr 1fr 1.2fr;
      gap: 40px;
      margin-bottom: 50px;
    }

    .footer-brand h4 {
      color: #ffffff;
      font-size: 1.3rem;
      font-weight: 800;
      margin-bottom: 14px;
    }

    .footer-col h5 {
      color: #f1f5f9;
      font-size: 1.05rem;
      font-weight: 700;
      margin-bottom: 18px;
    }

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

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

    .footer-links a {
      color: #94a3b8;
      text-decoration: none;
      font-size: 0.9rem;
      transition: color 0.2s ease;
    }

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

    .qr-box {
      background: #ffffff;
      padding: 10px;
      border-radius: 10px;
      display: inline-block;
      margin-bottom: 10px;
    }

    .qr-box img {
      width: 105px;
      height: 105px;
      object-fit: cover;
      display: block;
    }

    .footer-bottom {
      border-top: 1px solid #1e293b;
      padding-top: 24px;
      text-align: center;
      font-size: 0.86rem;
      color: #64748b;
    }

    .floating-contact {
      position: fixed;
      right: 20px;
      bottom: 24px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .float-btn {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: #ffffff;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.12);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--primary);
      text-decoration: none;
      border: 1px solid var(--border-light);
      cursor: pointer;
      transition: transform 0.2s ease, background 0.2s ease;
    }

    .float-btn:hover {
      transform: scale(1.08);
      background: #eef2ff;
    }

    @media (max-width: 1024px) {
      .hero-grid {
        grid-template-columns: 1fr;
        gap: 40px;
      }
      .grid-4 {
        grid-template-columns: repeat(2, 1fr);
      }
      .process-timeline {
        grid-template-columns: repeat(2, 1fr);
      }
      .gallery-showcase {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 768px) {
      .header-inner {
        height: 64px;
      }
      .mobile-toggle {
        display: block;
      }
      nav.main-nav {
        display: none;
        position: absolute;
        top: 64px;
        left: 0;
        width: 100%;
        background: #ffffff;
        border-bottom: 1px solid var(--border-light);
        padding: 20px;
        box-shadow: var(--shadow-md);
      }
      nav.main-nav.active {
        display: block;
      }
      .nav-links {
        flex-direction: column;
        align-items: flex-start;
        gap: 0;
      }
      .nav-item {
        width: 100%;
      }
      .nav-item a {
        display: block;
        padding: 10px 0;
        border-bottom: 1px solid #f1f5f9;
      }
      h1.hero-title {
        font-size: 2.1rem;
      }
      .grid-3, .grid-4, .gallery-showcase {
        grid-template-columns: 1fr;
      }
      .form-row {
        grid-template-columns: 1fr;
      }
      .score-banner {
        flex-direction: column;
        text-align: center;
        gap: 20px;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
    }