/* roulang page: index */
:root {
      --primary-dark: #0f172a;
      --primary-deep: #1e1b4b;
      --primary-indigo: #4338ca;
      --accent-cyan: #06b6d4;
      --accent-emerald: #10b981;
      --accent-rose: #f43f5e;
      --bg-light: #f8fafc;
      --bg-card: #ffffff;
      --bg-dark-section: #0b0f19;
      --border-subtle: #e2e8f0;
      --border-dark: #1e293b;
      --text-main: #0f172a;
      --text-muted: #475569;
      --text-light: #94a3b8;
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.04);
      --shadow-md: 0 12px 30px -6px rgba(15, 23, 42, 0.08);
      --shadow-glow: 0 0 35px rgba(6, 182, 212, 0.25);
      --font-family: 'Plus Jakarta Sans', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
    }

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

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

    body {
      font-family: var(--font-family);
      background-color: var(--bg-light);
      color: var(--text-main);
      line-height: 1.8;
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
    }

    a {
      text-decoration: none;
      color: inherit;
      transition: all 0.2s ease-in-out;
    }

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

    .container {
      width: 100%;
      max-width: 1240px;
      margin-left: auto;
      margin-right: auto;
      padding-left: 1.5rem;
      padding-right: 1.5rem;
    }

    /* Top Utility Header */
    .utility-bar {
      background: #090d16;
      color: #94a3b8;
      font-size: 0.8125rem;
      border-bottom: 1px solid rgba(255, 255, 255, 0.06);
      padding: 0.5rem 0;
    }
    .utility-flex {
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 0.5rem;
    }
    .badge-pill {
      display: inline-flex;
      align-items: center;
      gap: 0.375rem;
      background: rgba(16, 185, 129, 0.15);
      color: var(--accent-emerald);
      padding: 0.15rem 0.65rem;
      border-radius: 9999px;
      font-weight: 600;
    }
    .badge-pill::before {
      content: "";
      width: 6px;
      height: 6px;
      background: var(--accent-emerald);
      border-radius: 50%;
      display: inline-block;
      box-shadow: 0 0 8px var(--accent-emerald);
    }

    /* Primary Navigation */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 999;
      background: rgba(255, 255, 255, 0.95);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-subtle);
      transition: background 0.3s;
    }
    .nav-container {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 0.75rem;
      font-size: 1.25rem;
      font-weight: 800;
      color: var(--primary-deep);
      letter-spacing: -0.02em;
    }
    .brand-icon-box {
      width: 40px;
      height: 40px;
      background: linear-gradient(135deg, var(--primary-indigo), var(--accent-cyan));
      border-radius: var(--radius-sm);
      display: flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-weight: 900;
      font-size: 1.1rem;
      box-shadow: 0 4px 12px rgba(67, 56, 202, 0.3);
    }
    .nav-menu {
      display: flex;
      align-items: center;
      gap: 1.75rem;
      list-style: none;
    }
    .nav-link {
      font-size: 0.9375rem;
      font-weight: 600;
      color: var(--text-muted);
    }
    .nav-link:hover, .nav-link:focus {
      color: var(--primary-indigo);
    }
    .nav-actions {
      display: flex;
      align-items: center;
      gap: 1rem;
    }
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 0.5rem;
      padding: 0.65rem 1.4rem;
      font-size: 0.9375rem;
      font-weight: 700;
      border-radius: var(--radius-sm);
      cursor: pointer;
      border: 1px solid transparent;
      transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .btn-primary {
      background: linear-gradient(135deg, var(--primary-indigo), #3730a3);
      color: #ffffff;
      box-shadow: 0 4px 14px rgba(67, 56, 202, 0.35);
    }
    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 20px rgba(67, 56, 202, 0.45);
    }
    .btn-accent {
      background: var(--accent-cyan);
      color: #042f2e;
      font-weight: 800;
    }
    .btn-accent:hover {
      background: #22d3ee;
      transform: translateY(-2px);
      box-shadow: var(--shadow-glow);
    }
    .btn-outline {
      background: transparent;
      border-color: rgba(255, 255, 255, 0.3);
      color: #ffffff;
    }
    .btn-outline:hover {
      background: rgba(255, 255, 255, 0.1);
      border-color: #ffffff;
    }
    .btn-ghost {
      background: rgba(15, 23, 42, 0.05);
      color: var(--text-main);
    }
    .btn-ghost:hover {
      background: rgba(15, 23, 42, 0.1);
    }

    /* Section Global Defaults */
    .section-wrap {
      padding: 5.5rem 0;
      position: relative;
    }
    .section-alt {
      background: #f1f5f9;
    }
    .section-dark {
      background: var(--bg-dark-section);
      color: #ffffff;
    }
    .section-dark .text-muted {
      color: var(--text-light);
    }
    .section-header {
      text-align: center;
      max-width: 780px;
      margin: 0 auto 3.5rem;
    }
    .section-tag {
      display: inline-block;
      text-transform: uppercase;
      font-size: 0.75rem;
      font-weight: 800;
      letter-spacing: 0.12em;
      padding: 0.25rem 0.75rem;
      border-radius: 9999px;
      margin-bottom: 0.85rem;
      background: rgba(67, 56, 202, 0.1);
      color: var(--primary-indigo);
    }
    .section-dark .section-tag {
      background: rgba(6, 182, 212, 0.15);
      color: var(--accent-cyan);
    }
    .section-title {
      font-size: 2.125rem;
      font-weight: 800;
      line-height: 1.3;
      letter-spacing: -0.02em;
      margin-bottom: 1rem;
    }
    .section-dark .section-title {
      color: #ffffff;
    }
    .section-desc {
      font-size: 1.0625rem;
      line-height: 1.8;
      color: var(--text-muted);
    }

    /* 1. Hero: Video Stage Compact Portal Variant */
    .hero-banner {
      position: relative;
      background-color: #0b0f19;
      background-image: linear-gradient(180deg, rgba(11, 15, 25, 0.75) 0%, rgba(15, 23, 42, 0.95) 100%), url('/assets/images/3cb857d8b63429fc.png');
      background-size: cover;
      background-position: center;
      color: #ffffff;
      padding: 6rem 0 5rem;
      border-bottom: 1px solid var(--border-dark);
      overflow: hidden;
    }
    .hero-grid {
      display: grid;
      grid-template-columns: 1.15fr 0.85fr;
      gap: 3.5rem;
      align-items: center;
    }
    .hero-h1 {
      font-size: 2.85rem;
      font-weight: 900;
      line-height: 1.22;
      margin-bottom: 1.25rem;
      letter-spacing: -0.03em;
    }
    .hero-h1 span {
      background: linear-gradient(90deg, #38bdf8, #818cf8);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .hero-intro {
      font-size: 1.125rem;
      line-height: 1.85;
      color: #cbd5e1;
      margin-bottom: 2rem;
    }
    .hero-actions {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 1.25rem;
      margin-bottom: 2.5rem;
    }
    .hero-stats-row {
      display: flex;
      gap: 2rem;
      border-top: 1px solid rgba(255, 255, 255, 0.12);
      padding-top: 1.5rem;
    }
    .stat-item h4 {
      font-size: 1.625rem;
      font-weight: 800;
      color: #ffffff;
      font-family: var(--font-family);
    }
    .stat-item p {
      font-size: 0.8125rem;
      color: #94a3b8;
    }
    .video-viewport-mock {
      position: relative;
      background: #020617;
      border-radius: var(--radius-lg);
      border: 1px solid rgba(255, 255, 255, 0.15);
      box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7);
      overflow: hidden;
      aspect-ratio: 16 / 10;
      display: flex;
      align-items: center;
      justify-content: center;
    }
    .video-bg-img {
      position: absolute;
      inset: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      opacity: 0.65;
      transition: transform 0.5s ease;
    }
    .video-viewport-mock:hover .video-bg-img {
      transform: scale(1.04);
    }
    .video-play-btn {
      position: relative;
      z-index: 2;
      width: 68px;
      height: 68px;
      border-radius: 50%;
      background: rgba(6, 182, 212, 0.9);
      color: #042f2e;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.5rem;
      cursor: pointer;
      box-shadow: var(--shadow-glow);
      transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    }
    .video-play-btn:hover {
      transform: scale(1.12);
    }
    .video-label-bar {
      position: absolute;
      bottom: 0;
      left: 0;
      right: 0;
      background: linear-gradient(180deg, transparent, rgba(2, 6, 23, 0.95));
      padding: 1.25rem;
      z-index: 2;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 0.8125rem;
      color: #e2e8f0;
    }

    /* 2. 安全主张 (#security) */
    .sec-cards-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 1.75rem;
    }
    .sec-card {
      background: var(--bg-card);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 2.25rem 1.75rem;
      box-shadow: var(--shadow-sm);
      transition: transform 0.25s, box-shadow 0.25s;
    }
    .sec-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
    }
    .sec-icon-circle {
      width: 52px;
      height: 52px;
      border-radius: 12px;
      background: rgba(67, 56, 202, 0.08);
      color: var(--primary-indigo);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.35rem;
      margin-bottom: 1.25rem;
    }
    .sec-card h3 {
      font-size: 1.25rem;
      font-weight: 700;
      margin-bottom: 0.75rem;
      color: var(--text-main);
    }
    .sec-card p {
      font-size: 0.9375rem;
      color: var(--text-muted);
      line-height: 1.75;
    }

    /* 3. 检查项 (#inspection) */
    .audit-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 1.5rem;
    }
    .audit-item {
      display: flex;
      gap: 1.25rem;
      background: var(--bg-card);
      padding: 1.75rem;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-subtle);
    }
    .audit-index {
      width: 38px;
      height: 38px;
      border-radius: 8px;
      background: #eff6ff;
      color: var(--primary-indigo);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      flex-shrink: 0;
      font-size: 1.1rem;
    }
    .audit-content h4 {
      font-size: 1.125rem;
      font-weight: 700;
      margin-bottom: 0.4rem;
    }
    .audit-content p {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* 4. 合规徽章 (#compliance) */
    .badge-bar-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 1.25rem;
      text-align: center;
    }
    .badge-card {
      background: #131b2e;
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: var(--radius-md);
      padding: 2rem 1.5rem;
      transition: border-color 0.2s;
    }
    .badge-card:hover {
      border-color: var(--accent-cyan);
    }
    .badge-mark {
      font-size: 1.85rem;
      color: var(--accent-cyan);
      margin-bottom: 0.75rem;
    }
    .badge-card h4 {
      font-size: 1.1rem;
      font-weight: 700;
      color: #ffffff;
      margin-bottom: 0.4rem;
    }
    .badge-card p {
      font-size: 0.8125rem;
      color: var(--text-light);
    }

    /* 5. 边界说明 (#boundaries) */
    .boundary-container {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 2rem;
    }
    .boundary-box {
      border-radius: var(--radius-md);
      padding: 2.25rem;
      border: 1px solid var(--border-subtle);
      background: var(--bg-card);
    }
    .boundary-box.box-include {
      border-top: 4px solid var(--accent-emerald);
    }
    .boundary-box.box-exclude {
      border-top: 4px solid var(--accent-rose);
    }
    .boundary-box h3 {
      font-size: 1.25rem;
      font-weight: 700;
      margin-bottom: 1.25rem;
      display: flex;
      align-items: center;
      gap: 0.5rem;
    }
    .boundary-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 1rem;
    }
    .boundary-list li {
      position: relative;
      padding-left: 1.5rem;
      font-size: 0.9375rem;
      color: var(--text-muted);
      line-height: 1.7;
    }
    .boundary-list li::before {
      content: "•";
      position: absolute;
      left: 0.25rem;
      font-size: 1.5rem;
      line-height: 1;
    }
    .box-include .boundary-list li::before {
      color: var(--accent-emerald);
    }
    .box-exclude .boundary-list li::before {
      color: var(--accent-rose);
    }

    /* 6. 产品与架构体系 (#architecture) */
    .archi-box {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 3rem;
      align-items: center;
    }
    .archi-visual {
      background: #020617;
      border-radius: var(--radius-lg);
      padding: 1.5rem;
      border: 1px solid rgba(255, 255, 255, 0.1);
    }
    .terminal-header {
      display: flex;
      align-items: center;
      gap: 0.5rem;
      margin-bottom: 1.25rem;
      padding-bottom: 0.75rem;
      border-bottom: 1px solid #1e293b;
    }
    .dot {
      width: 10px;
      height: 10px;
      border-radius: 50%;
    }
    .dot.r { background: #ef4444; }
    .dot.y { background: #eab308; }
    .dot.g { background: #22c55e; }
    .code-snippet {
      font-family: monospace;
      font-size: 0.8125rem;
      color: #38bdf8;
      line-height: 1.8;
    }
    .code-comment { color: #64748b; }
    .code-num { color: #f43f5e; }
    .code-str { color: #a5f3fc; }

    /* 7. 核心分析维度 (#features) */
    .features-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 1.75rem;
    }
    .feature-card {
      background: var(--bg-card);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 2.25rem 1.75rem;
      transition: all 0.3s ease;
      position: relative;
    }
    .feature-card:hover {
      border-color: var(--primary-indigo);
      box-shadow: var(--shadow-md);
      transform: translateY(-4px);
    }
    .feature-card .chip {
      font-size: 0.75rem;
      font-weight: 700;
      color: var(--primary-indigo);
      background: #eef2ff;
      padding: 0.2rem 0.5rem;
      border-radius: 4px;
      display: inline-block;
      margin-bottom: 1rem;
    }
    .feature-card h3 {
      font-size: 1.25rem;
      font-weight: 700;
      margin-bottom: 0.75rem;
    }
    .feature-card p {
      font-size: 0.9375rem;
      color: var(--text-muted);
      line-height: 1.75;
    }

    /* 8. 场景应用细化 (#scenarios) */
    .scenarios-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 1.5rem;
    }
    .scene-card {
      background: var(--bg-card);
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border-subtle);
      display: flex;
      flex-direction: column;
    }
    .scene-card img {
      width: 100%;
      height: 160px;
      object-fit: cover;
    }
    .scene-body {
      padding: 1.5rem;
      flex-grow: 1;
    }
    .scene-body h4 {
      font-size: 1.125rem;
      font-weight: 700;
      margin-bottom: 0.5rem;
    }
    .scene-body p {
      font-size: 0.875rem;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* 9. 资讯与行业前沿 (#insights) */
    .insights-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 2rem;
    }
    .insight-card {
      background: var(--bg-card);
      border-radius: var(--radius-md);
      border: 1px solid var(--border-subtle);
      overflow: hidden;
      display: flex;
      flex-direction: column;
    }
    .insight-img-wrap {
      position: relative;
      height: 200px;
      overflow: hidden;
    }
    .insight-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }
    .insight-card:hover .insight-img-wrap img {
      transform: scale(1.06);
    }
    .insight-body {
      padding: 1.75rem;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }
    .insight-meta {
      font-size: 0.8125rem;
      color: var(--text-light);
      margin-bottom: 0.6rem;
    }
    .insight-body h3 {
      font-size: 1.15rem;
      font-weight: 700;
      line-height: 1.45;
      margin-bottom: 0.75rem;
      color: var(--text-main);
    }
    .insight-body p {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 1.25rem;
    }

    /* 10. 信任背书与指标展示 (#trust) */
    .trust-stat-strip {
      background: #020617;
      border: 1px solid rgba(255, 255, 255, 0.08);
      border-radius: var(--radius-lg);
      padding: 3rem 2rem;
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 2rem;
      text-align: center;
    }
    .trust-num {
      font-size: 2.5rem;
      font-weight: 900;
      color: var(--accent-cyan);
      margin-bottom: 0.25rem;
      font-family: var(--font-family);
    }
    .trust-label {
      font-size: 0.875rem;
      color: var(--text-light);
    }

    /* 11. 解决方案与套餐阶梯 (#pricing) */
    .pricing-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 2rem;
      align-items: stretch;
    }
    .price-card {
      background: var(--bg-card);
      border-radius: var(--radius-md);
      padding: 2.5rem 2rem;
      border: 1px solid var(--border-subtle);
      display: flex;
      flex-direction: column;
      position: relative;
    }
    .price-card.featured {
      border: 2px solid var(--primary-indigo);
      box-shadow: 0 16px 36px -8px rgba(67, 56, 202, 0.2);
      transform: translateY(-8px);
    }
    .featured-ribbon {
      position: absolute;
      top: -14px;
      left: 50%;
      transform: translateX(-50%);
      background: var(--primary-indigo);
      color: #ffffff;
      font-size: 0.75rem;
      font-weight: 800;
      padding: 0.25rem 1rem;
      border-radius: 9999px;
      letter-spacing: 0.05em;
    }
    .price-card h3 {
      font-size: 1.35rem;
      font-weight: 800;
      margin-bottom: 0.5rem;
    }
    .price-card p.tier-desc {
      font-size: 0.875rem;
      color: var(--text-muted);
      margin-bottom: 1.5rem;
    }
    .price-val {
      font-size: 2rem;
      font-weight: 900;
      color: var(--text-main);
      margin-bottom: 1.75rem;
      padding-bottom: 1.5rem;
      border-bottom: 1px solid var(--border-subtle);
    }
    .price-val span {
      font-size: 0.875rem;
      font-weight: 500;
      color: var(--text-light);
    }
    .price-features-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 0.85rem;
      margin-bottom: 2rem;
      flex-grow: 1;
    }
    .price-features-list li {
      font-size: 0.875rem;
      color: var(--text-muted);
      display: flex;
      align-items: center;
      gap: 0.6rem;
    }
    .price-features-list li::before {
      content: "✓";
      color: var(--accent-emerald);
      font-weight: 900;
    }

    /* 12. 高频疑问解答 FAQ (#faq) */
    .faq-container {
      max-width: 860px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 1rem;
    }
    details.faq-item {
      background: var(--bg-card);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      overflow: hidden;
      transition: border-color 0.2s;
    }
    details.faq-item[open] {
      border-color: var(--primary-indigo);
    }
    summary.faq-question {
      padding: 1.35rem 1.75rem;
      font-weight: 700;
      font-size: 1.05rem;
      cursor: pointer;
      list-style: none;
      display: flex;
      align-items: center;
      justify-content: space-between;
      user-select: none;
    }
    summary.faq-question::-webkit-details-marker {
      display: none;
    }
    summary.faq-question::after {
      content: "+";
      font-size: 1.35rem;
      font-weight: 400;
      color: var(--text-light);
      transition: transform 0.2s;
    }
    details.faq-item[open] summary.faq-question::after {
      content: "−";
      color: var(--primary-indigo);
    }
    .faq-answer {
      padding: 0 1.75rem 1.5rem;
      font-size: 0.9375rem;
      color: var(--text-muted);
      line-height: 1.8;
      border-top: 1px dashed var(--border-subtle);
      margin-top: 0.25rem;
      padding-top: 1.25rem;
    }

    /* 13. 开通行动区 (#cta) */
    .cta-stage {
      background: linear-gradient(135deg, #1e1b4b 0%, #0f172a 100%);
      border-radius: var(--radius-lg);
      padding: 4.5rem 3rem;
      text-align: center;
      color: #ffffff;
      border: 1px solid rgba(255, 255, 255, 0.12);
      box-shadow: 0 20px 45px rgba(15, 23, 42, 0.4);
    }
    .cta-title {
      font-size: 2.25rem;
      font-weight: 800;
      margin-bottom: 1.25rem;
    }
    .cta-lead {
      font-size: 1.125rem;
      max-width: 680px;
      margin: 0 auto 2.5rem;
      color: #cbd5e1;
      line-height: 1.8;
    }

    /* Site Footer */
    .site-footer {
      background: #090d16;
      color: #94a3b8;
      padding: 4.5rem 0 2rem;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      font-size: 0.875rem;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.5fr;
      gap: 3rem;
      margin-bottom: 3.5rem;
    }
    .footer-col h4 {
      color: #ffffff;
      font-size: 1rem;
      font-weight: 700;
      margin-bottom: 1.25rem;
    }
    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 0.75rem;
    }
    .footer-links a:hover {
      color: var(--accent-cyan);
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.06);
      padding-top: 2rem;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 1rem;
    }

    /* Responsive */
    @media (max-width: 1024px) {
      .hero-grid, .archi-box, .boundary-container {
        grid-template-columns: 1fr;
        gap: 2.5rem;
      }
      .sec-cards-grid, .features-grid, .insights-grid, .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .scenarios-grid, .trust-stat-strip, .badge-bar-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
    }
    @media (max-width: 768px) {
      .nav-menu {
        display: none;
      }
      .hero-h1 {
        font-size: 2.15rem;
      }
      .sec-cards-grid, .features-grid, .insights-grid, .pricing-grid, .audit-grid {
        grid-template-columns: 1fr;
      }
      .scenarios-grid, .badge-bar-grid {
        grid-template-columns: 1fr;
      }
      .hero-stats-row {
        flex-direction: column;
        gap: 1rem;
      }
      .trust-stat-strip {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .cta-stage {
        padding: 3rem 1.5rem;
      }
      .cta-title {
        font-size: 1.75rem;
      }
    }