/* roulang page: index */
:root {
      --bg-dark: #0A1118;
      --bg-darker: #060A0E;
      --bg-light: #F6F8F9;
      --bg-white: #FFFFFF;
      --primary: #00C853;
      --primary-bright: #10E57A;
      --primary-glow: rgba(0, 200, 83, 0.18);
      --accent-orange: #FF9100;
      --accent-purple: #651FFF;
      --text-main: #1E252B;
      --text-sub: #606E7B;
      --text-light: #E1E6EB;
      --text-muted: #8292A1;
      --border-light: #E1E6EB;
      --border-dark: #1F2E3B;
      --radius-sm: 6px;
      --radius-md: 10px;
      --radius-lg: 16px;
      --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
      --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
      --shadow-glow: 0 12px 30px rgba(0, 200, 83, 0.16);
      --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    }

    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
      -webkit-font-smoothing: antialiased;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: var(--font-stack);
      font-size: 16px;
      line-height: 1.6;
      color: var(--text-main);
      background-color: var(--bg-light);
      overflow-x: hidden;
    }

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

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

    .num-metric {
      font-feature-settings: "tnum";
      font-variant-numeric: tabular-nums;
      font-weight: 700;
      letter-spacing: -0.5px;
    }

    .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(10, 17, 24, 0.94);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-dark);
    }

    .top-bar {
      border-bottom: 1px solid rgba(255, 255, 255, 0.06);
      padding: 6px 0;
      font-size: 13px;
      color: var(--text-muted);
    }

    .top-bar-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    .status-indicator {
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }

    .status-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--primary-bright);
      box-shadow: 0 0 10px var(--primary-bright);
      animation: pulseGlow 2s infinite ease-in-out;
    }

    @keyframes pulseGlow {
      0%, 100% { opacity: 1; transform: scale(1); }
      50% { opacity: 0.4; transform: scale(0.85); }
    }

    .main-nav {
      padding: 14px 0;
    }

    .nav-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
    }

    .brand-logo {
      display: flex;
      align-items: center;
      gap: 12px;
      color: #FFFFFF;
      font-size: 20px;
      font-weight: 700;
      letter-spacing: -0.2px;
    }

    .brand-logo svg {
      width: 30px;
      height: 30px;
      fill: var(--primary-bright);
    }

    .nav-menu {
      display: flex;
      align-items: center;
      gap: 28px;
      list-style: none;
    }

    .nav-menu a {
      color: var(--text-light);
      font-size: 15px;
      font-weight: 500;
      position: relative;
    }

    .nav-menu a:hover,
    .nav-menu a.active {
      color: var(--primary-bright);
    }

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

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 10px 22px;
      border-radius: var(--radius-sm);
      font-size: 15px;
      font-weight: 600;
      cursor: pointer;
      min-height: 44px;
      border: 1px solid transparent;
      transition: all 0.2s ease;
    }

    .btn-primary {
      background: var(--primary);
      color: #041008;
      box-shadow: 0 4px 14px rgba(0, 200, 83, 0.25);
    }

    .btn-primary:hover {
      background: var(--primary-bright);
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(16, 229, 122, 0.35);
    }

    .btn-outline {
      border-color: rgba(255, 255, 255, 0.24);
      color: #FFFFFF;
      background: transparent;
    }

    .btn-outline:hover {
      border-color: var(--primary-bright);
      color: var(--primary-bright);
      background: rgba(0, 200, 83, 0.06);
    }

    .btn-dark {
      background: #111A22;
      border-color: var(--border-dark);
      color: var(--text-light);
    }

    .btn-dark:hover {
      border-color: var(--primary);
      color: var(--primary-bright);
    }

    /* 移动端汉堡 */
    .menu-toggle {
      display: none;
      background: none;
      border: none;
      color: #fff;
      font-size: 24px;
      cursor: pointer;
    }

    /* 通用Section */
    .section-spacing {
      padding: 88px 0;
    }

    .section-spacing-sm {
      padding: 56px 0;
    }

    .section-dark {
      background: var(--bg-dark);
      color: #FFFFFF;
    }

    .section-dark-alt {
      background: var(--bg-darker);
      color: #FFFFFF;
    }

    .section-light {
      background: var(--bg-white);
      color: var(--text-main);
    }

    .section-header {
      margin-bottom: 48px;
    }

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

    .section-tag {
      display: inline-block;
      font-size: 13px;
      font-weight: 700;
      color: var(--primary-bright);
      text-transform: uppercase;
      letter-spacing: 1.2px;
      margin-bottom: 12px;
      background: rgba(0, 200, 83, 0.1);
      padding: 4px 12px;
      border-radius: 4px;
    }

    .section-title {
      font-size: 34px;
      line-height: 1.25;
      font-weight: 700;
      margin-bottom: 16px;
      letter-spacing: -0.5px;
    }

    .section-desc {
      font-size: 16px;
      line-height: 1.7;
      color: var(--text-sub);
    }

    .section-dark .section-desc {
      color: var(--text-muted);
    }

    /* 1. Hero 旗舰视觉 */
    .hero-section {
      position: relative;
      background-color: var(--bg-dark);
      background-image: linear-gradient(180deg, rgba(10, 17, 24, 0.82) 0%, rgba(6, 10, 14, 0.95) 100%), url('/assets/images/6d68c8789b6ded6b.webp');
      background-size: cover;
      background-position: center;
      padding: 100px 0 120px;
      color: #FFFFFF;
      overflow: hidden;
    }

    .hero-content {
      max-width: 860px;
    }

    .hero-badge-wrap {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      background: rgba(255, 255, 255, 0.08);
      border: 1px solid rgba(255, 255, 255, 0.12);
      padding: 6px 14px;
      border-radius: 30px;
      margin-bottom: 24px;
      font-size: 13px;
    }

    .hero-badge-wrap .dot {
      width: 6px;
      height: 6px;
      background: var(--accent-orange);
      border-radius: 50%;
    }

    .hero-title {
      font-size: 52px;
      line-height: 1.15;
      font-weight: 800;
      margin-bottom: 22px;
      letter-spacing: -1px;
    }

    .hero-title span {
      color: var(--primary-bright);
      text-shadow: 0 0 25px rgba(16, 229, 122, 0.4);
    }

    .hero-desc {
      font-size: 18px;
      line-height: 1.7;
      color: #B1C2D0;
      margin-bottom: 38px;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      margin-bottom: 48px;
    }

    .hero-nav-strip {
      background: rgba(14, 22, 30, 0.88);
      border: 1px solid var(--border-dark);
      border-radius: var(--radius-md);
      padding: 18px 24px;
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      box-shadow: 0 12px 30px rgba(0,0,0,0.4);
    }

    .strip-item {
      display: flex;
      flex-direction: column;
      border-right: 1px solid rgba(255, 255, 255, 0.08);
      padding-right: 16px;
    }

    .strip-item:last-child {
      border-right: none;
    }

    .strip-label {
      font-size: 12px;
      color: var(--text-muted);
      margin-bottom: 4px;
    }

    .strip-val {
      font-size: 18px;
      color: #FFFFFF;
      font-weight: 600;
      display: flex;
      align-items: center;
      gap: 6px;
    }

    .strip-val .accent {
      color: var(--primary-bright);
    }

    /* 2. 行业痛点区 */
    .grid-4 {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }

    .pain-card {
      background: var(--bg-white);
      border: 1px solid var(--border-light);
      border-radius: var(--radius-md);
      padding: 28px 24px;
      position: relative;
      transition: all 0.25s ease;
    }

    .pain-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: rgba(0, 200, 83, 0.4);
    }

    .pain-index {
      font-size: 14px;
      font-weight: 700;
      color: var(--accent-orange);
      margin-bottom: 12px;
    }

    .pain-title {
      font-size: 18px;
      font-weight: 600;
      margin-bottom: 12px;
      color: var(--text-main);
    }

    .pain-text {
      font-size: 14px;
      line-height: 1.6;
      color: var(--text-sub);
    }

    /* 3. 平台架构介绍 */
    .overview-split {
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 48px;
      align-items: center;
    }

    .overview-specs {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 18px;
      margin-top: 28px;
    }

    .spec-box {
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid var(--border-dark);
      padding: 18px;
      border-radius: var(--radius-sm);
    }

    .spec-num {
      font-size: 26px;
      color: var(--primary-bright);
      margin-bottom: 4px;
    }

    .spec-desc {
      font-size: 13px;
      color: var(--text-muted);
    }

    .overview-media {
      position: relative;
      border-radius: var(--radius-lg);
      overflow: hidden;
      border: 1px solid var(--border-dark);
      box-shadow: var(--shadow-glow);
    }

    .overview-media img {
      width: 100%;
      height: 380px;
      object-fit: cover;
    }

    .media-floating-badge {
      position: absolute;
      bottom: 20px;
      left: 20px;
      right: 20px;
      background: rgba(10, 17, 24, 0.92);
      backdrop-filter: blur(8px);
      border: 1px solid var(--border-dark);
      padding: 14px 18px;
      border-radius: var(--radius-sm);
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 13px;
    }

    /* 4. 核心优势 6卡片 */
    .grid-3 {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .advantage-card {
      background: var(--bg-white);
      border: 1px solid var(--border-light);
      border-radius: var(--radius-md);
      padding: 32px 28px;
      transition: all 0.25s ease;
    }

    .advantage-card:hover {
      box-shadow: var(--shadow-md);
      border-color: var(--primary);
    }

    .advantage-icon {
      width: 44px;
      height: 44px;
      background: rgba(0, 200, 83, 0.12);
      color: var(--primary);
      border-radius: var(--radius-sm);
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 20px;
      font-weight: 700;
    }

    .advantage-title {
      font-size: 20px;
      font-weight: 600;
      margin-bottom: 12px;
    }

    .advantage-text {
      font-size: 14px;
      color: var(--text-sub);
      line-height: 1.65;
    }

    /* 5. 核心产品矩阵 */
    .product-card {
      background: var(--bg-white);
      border-radius: var(--radius-md);
      border: 1px solid var(--border-light);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      transition: transform 0.25s ease, box-shadow 0.25s ease;
    }

    .product-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-glow);
    }

    .product-thumb {
      height: 200px;
      overflow: hidden;
      position: relative;
    }

    .product-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }

    .product-card:hover .product-thumb img {
      transform: scale(1.05);
    }

    .product-tag-float {
      position: absolute;
      top: 14px;
      left: 14px;
      background: var(--bg-dark);
      color: var(--primary-bright);
      font-size: 12px;
      font-weight: 600;
      padding: 4px 10px;
      border-radius: 4px;
      border: 1px solid var(--border-dark);
    }

    .product-body {
      padding: 28px 24px;
      flex: 1;
      display: flex;
      flex-direction: column;
    }

    .product-title {
      font-size: 20px;
      font-weight: 600;
      margin-bottom: 12px;
    }

    .product-desc {
      font-size: 14px;
      color: var(--text-sub);
      margin-bottom: 20px;
      flex: 1;
    }

    .product-specs-list {
      list-style: none;
      border-top: 1px solid var(--border-light);
      padding-top: 16px;
      margin-bottom: 24px;
    }

    .product-specs-list li {
      font-size: 13px;
      color: var(--text-main);
      display: flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 8px;
    }

    .product-specs-list li::before {
      content: "•";
      color: var(--primary);
      font-size: 18px;
      line-height: 1;
    }

    /* 6. 深度分析案例 (暗色) */
    .case-banner {
      background: #111A22;
      border: 1px solid var(--border-dark);
      border-radius: var(--radius-lg);
      padding: 40px;
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 40px;
      align-items: center;
    }

    .case-badge {
      display: inline-block;
      color: var(--accent-orange);
      font-size: 13px;
      font-weight: 700;
      margin-bottom: 12px;
    }

    .case-title {
      font-size: 26px;
      font-weight: 700;
      margin-bottom: 16px;
      line-height: 1.3;
    }

    .case-points {
      display: flex;
      flex-direction: column;
      gap: 14px;
      margin-top: 24px;
    }

    .case-point-item {
      display: flex;
      gap: 12px;
      font-size: 14px;
      color: var(--text-muted);
    }

    .case-point-item strong {
      color: var(--text-light);
    }

    .case-stat-box {
      background: var(--bg-dark);
      border: 1px solid var(--border-dark);
      border-radius: var(--radius-md);
      padding: 28px;
      text-align: center;
    }

    .case-stat-val {
      font-size: 44px;
      color: var(--primary-bright);
      margin-bottom: 8px;
    }

    /* 7. 用户落地故事与深度场景 */
    .scenario-item {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
      align-items: center;
      margin-bottom: 48px;
    }

    .scenario-item:last-child {
      margin-bottom: 0;
    }

    .scenario-item.reverse {
      direction: rtl;
    }

    .scenario-item.reverse > * {
      direction: ltr;
    }

    .scenario-media {
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-md);
      border: 1px solid var(--border-light);
    }

    .scenario-media img {
      width: 100%;
      height: 300px;
      object-fit: cover;
    }

    .scenario-label {
      font-size: 13px;
      font-weight: 700;
      color: var(--primary);
      margin-bottom: 8px;
      text-transform: uppercase;
    }

    .scenario-title {
      font-size: 24px;
      font-weight: 700;
      margin-bottom: 14px;
    }

    .scenario-desc {
      font-size: 15px;
      color: var(--text-sub);
      line-height: 1.7;
      margin-bottom: 18px;
    }

    /* 8. 关键数据统计条 Ribbon */
    .metrics-ribbon {
      background: #0E1720;
      border-top: 1px solid var(--border-dark);
      border-bottom: 1px solid var(--border-dark);
      padding: 44px 0;
      color: #FFFFFF;
    }

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

    .metric-value {
      font-size: 38px;
      color: var(--primary-bright);
      margin-bottom: 6px;
    }

    .metric-label {
      font-size: 14px;
      color: var(--text-muted);
    }

    /* 9. 客户评价区 */
    .review-card {
      background: var(--bg-white);
      border: 1px solid var(--border-light);
      border-radius: var(--radius-md);
      padding: 30px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .review-stars {
      color: var(--accent-orange);
      font-size: 16px;
      margin-bottom: 14px;
    }

    .review-text {
      font-size: 14px;
      line-height: 1.7;
      color: var(--text-main);
      margin-bottom: 22px;
      font-style: italic;
    }

    .reviewer-meta {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid var(--border-light);
      padding-top: 16px;
    }

    .reviewer-avatar {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      background: #253342;
      color: #FFFFFF;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 15px;
    }

    .reviewer-info h4 {
      font-size: 15px;
      font-weight: 600;
    }

    .reviewer-info p {
      font-size: 12px;
      color: var(--text-sub);
    }

    /* 10. 前沿资讯摘要 */
    .news-card {
      background: var(--bg-white);
      border: 1px solid var(--border-light);
      border-radius: var(--radius-md);
      padding: 24px;
      display: flex;
      flex-direction: column;
      transition: all 0.25s ease;
    }

    .news-card:hover {
      box-shadow: var(--shadow-md);
      border-color: var(--primary);
    }

    .news-meta {
      display: flex;
      justify-content: space-between;
      font-size: 12px;
      color: var(--text-sub);
      margin-bottom: 12px;
    }

    .news-tag {
      background: rgba(0, 200, 83, 0.08);
      color: var(--primary);
      padding: 2px 8px;
      border-radius: 4px;
      font-weight: 600;
    }

    .news-title {
      font-size: 17px;
      font-weight: 600;
      margin-bottom: 10px;
      line-height: 1.4;
    }

    .news-summary {
      font-size: 13px;
      color: var(--text-sub);
      line-height: 1.6;
      flex: 1;
    }

    /* 11. FAQ 手风琴 */
    .faq-container {
      max-width: 840px;
      margin: 0 auto;
    }

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

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

    .faq-question {
      padding: 20px 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      cursor: pointer;
      font-weight: 600;
      font-size: 16px;
      user-select: none;
    }

    .faq-icon {
      font-size: 20px;
      color: var(--primary);
      transition: transform 0.25s ease;
      line-height: 1;
    }

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

    .faq-answer {
      display: none;
      padding: 0 24px 22px;
      font-size: 14px;
      line-height: 1.7;
      color: var(--text-sub);
      border-top: 1px dashed rgba(0, 0, 0, 0.06);
      padding-top: 16px;
    }

    .faq-item.active .faq-answer {
      display: block;
    }

    /* 12. 最终转化驱动区 */
    .cta-card {
      background: linear-gradient(135deg, #101B24 0%, #070D12 100%);
      border: 1px solid var(--border-dark);
      border-radius: var(--radius-lg);
      padding: 56px 48px;
      color: #FFFFFF;
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 48px;
      align-items: center;
      box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
    }

    .cta-title {
      font-size: 32px;
      font-weight: 700;
      margin-bottom: 16px;
      line-height: 1.25;
    }

    .cta-title span {
      color: var(--primary-bright);
    }

    .cta-desc {
      font-size: 15px;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 28px;
    }

    .cta-features {
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .cta-feature-item {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 14px;
      color: var(--text-light);
    }

    .cta-feature-item::before {
      content: "✓";
      color: var(--primary-bright);
      font-weight: 700;
    }

    .lead-form {
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid var(--border-dark);
      padding: 32px 28px;
      border-radius: var(--radius-md);
    }

    .form-group {
      margin-bottom: 16px;
    }

    .form-label {
      display: block;
      font-size: 13px;
      color: var(--text-muted);
      margin-bottom: 6px;
    }

    .form-control {
      width: 100%;
      height: 44px;
      background: #0E161F;
      border: 1px solid var(--border-dark);
      border-radius: var(--radius-sm);
      padding: 0 14px;
      color: #FFFFFF;
      font-size: 14px;
      outline: none;
      transition: border-color 0.2s ease;
    }

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

    .form-submit-btn {
      width: 100%;
      height: 46px;
      margin-top: 8px;
    }

    /* 页脚 */
    .site-footer {
      background: var(--bg-darker);
      color: var(--text-muted);
      border-top: 1px solid var(--border-dark);
      padding: 64px 0 28px;
      font-size: 14px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr repeat(3, 1fr);
      gap: 40px;
      margin-bottom: 48px;
    }

    .footer-brand {
      display: flex;
      align-items: center;
      gap: 10px;
      color: #FFFFFF;
      font-size: 18px;
      font-weight: 700;
      margin-bottom: 16px;
    }

    .footer-brand svg {
      width: 24px;
      height: 24px;
      fill: var(--primary-bright);
    }

    .footer-summary {
      font-size: 13px;
      line-height: 1.7;
      margin-bottom: 18px;
    }

    .footer-heading {
      color: #FFFFFF;
      font-size: 15px;
      font-weight: 600;
      margin-bottom: 18px;
    }

    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .footer-links a:hover {
      color: var(--primary-bright);
    }

    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.06);
      padding-top: 24px;
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      align-items: center;
      gap: 16px;
      font-size: 13px;
    }

    .footer-trust-tags {
      display: flex;
      gap: 18px;
      flex-wrap: wrap;
    }

    /* 移动端响应式断点 */
    @media (max-width: 1024px) {
      .hero-nav-strip {
        grid-template-columns: repeat(2, 1fr);
      }
      .strip-item:nth-child(2) {
        border-right: none;
      }
      .grid-4 {
        grid-template-columns: repeat(2, 1fr);
      }
      .grid-3 {
        grid-template-columns: repeat(2, 1fr);
      }
      .overview-split,
      .case-banner,
      .cta-card {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 768px) {
      .top-bar {
        display: none;
      }
      .menu-toggle {
        display: block;
      }
      .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--bg-dark);
        border-bottom: 1px solid var(--border-dark);
        flex-direction: column;
        padding: 24px;
        gap: 18px;
        display: none;
      }
      .nav-menu.show {
        display: flex;
      }
      .nav-actions {
        display: none;
      }
      .hero-title {
        font-size: 34px;
      }
      .hero-desc {
        font-size: 15px;
      }
      .section-title {
        font-size: 26px;
      }
      .hero-nav-strip {
        grid-template-columns: 1fr;
      }
      .strip-item {
        border-right: none;
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        padding-bottom: 12px;
      }
      .strip-item:last-child {
        border-bottom: none;
      }
      .grid-4,
      .grid-3,
      .metrics-grid,
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .scenario-item,
      .scenario-item.reverse {
        grid-template-columns: 1fr;
        direction: ltr;
      }
      .cta-card {
        padding: 32px 20px;
      }
      .section-spacing {
        padding: 52px 0;
      }
    }