/* roulang page: index */
:root {
      --primary: #0F2E5C;
      --primary-dark: #0A1E3C;
      --primary-light: #1A56DB;
      --accent: #00A389;
      --accent-hover: #008771;
      --text-main: #0F172A;
      --text-muted: #475569;
      --text-light: #94A3B8;
      --bg-white: #FFFFFF;
      --bg-slate: #F8FAFC;
      --bg-light: #F1F5F9;
      --bg-dark: #0B132B;
      --border-color: #E2E8F0;
      --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
      --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.06), 0 2px 4px -2px rgba(0, 0, 0, 0.04);
      --shadow-xl: 0 20px 25px -5px rgba(15, 46, 92, 0.08), 0 8px 10px -6px rgba(15, 46, 92, 0.04);
      --radius-md: 8px;
      --radius-lg: 12px;
      --radius-xl: 16px;
      --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }

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

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      line-height: 1.6;
      color: var(--text-main);
      background-color: var(--bg-white);
      -webkit-font-smoothing: antialiased;
    }

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

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

    .container {
      width: 100%;
      max-width: 1280px;
      margin-left: auto;
      margin-right: auto;
      padding-left: 24px;
      padding-right: 24px;
    }

    /* 顶部微信息条与主导航 */
    .top-bar {
      background: var(--primary-dark);
      color: #94A3B8;
      font-size: 13px;
      padding: 8px 0;
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }
    .top-bar-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .top-bar-tags span {
      display: inline-block;
      margin-right: 18px;
      color: #CBD5E1;
    }

    header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.94);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-color);
      transition: var(--transition);
    }

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

    .logo-brand {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 20px;
      font-weight: 700;
      color: var(--primary);
      letter-spacing: -0.5px;
    }
    .logo-badge {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 38px;
      height: 38px;
      background: linear-gradient(135deg, var(--primary), var(--primary-light));
      color: #fff;
      border-radius: var(--radius-md);
      font-weight: 800;
      font-size: 18px;
    }

    .nav-menu {
      display: flex;
      align-items: center;
      list-style: none;
      gap: 28px;
    }
    .nav-menu li a {
      font-size: 15px;
      font-weight: 500;
      color: var(--text-main);
      transition: var(--transition);
      position: relative;
    }
    .nav-menu li a:hover,
    .nav-menu li a.active {
      color: var(--primary-light);
    }
    .nav-menu li a.active::after {
      content: '';
      position: absolute;
      bottom: -6px;
      left: 0;
      right: 0;
      height: 2px;
      background: var(--accent);
      border-radius: 2px;
    }

    .nav-action {
      display: flex;
      align-items: center;
      gap: 16px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 10px 22px;
      font-size: 15px;
      font-weight: 600;
      border-radius: var(--radius-md);
      cursor: pointer;
      transition: var(--transition);
      border: 1px solid transparent;
      white-space: nowrap;
    }
    .btn-primary {
      background: var(--primary-light);
      color: #fff;
    }
    .btn-primary:hover {
      background: var(--primary);
      box-shadow: 0 4px 12px rgba(26, 86, 219, 0.25);
    }
    .btn-accent {
      background: var(--accent);
      color: #fff;
    }
    .btn-accent:hover {
      background: var(--accent-hover);
      box-shadow: 0 4px 12px rgba(0, 163, 137, 0.25);
    }
    .btn-outline {
      border-color: #CBD5E1;
      color: var(--text-main);
      background: #fff;
    }
    .btn-outline:hover {
      border-color: var(--primary-light);
      color: var(--primary-light);
      background: var(--bg-slate);
    }

    /* 移动端菜单按钮 */
    .menu-toggle {
      display: none;
      background: none;
      border: none;
      cursor: pointer;
      padding: 8px;
    }
    .menu-toggle span {
      display: block;
      width: 24px;
      height: 2px;
      background-color: var(--text-main);
      margin: 5px 0;
      transition: var(--transition);
    }

    /* 基础区块排版 */
    section {
      padding: 88px 0;
      position: relative;
    }
    .section-header {
      max-width: 780px;
      margin: 0 auto 52px;
      text-align: center;
    }
    .section-tag {
      display: inline-block;
      padding: 4px 14px;
      background: rgba(0, 163, 137, 0.1);
      color: var(--accent);
      font-size: 13px;
      font-weight: 700;
      letter-spacing: 1px;
      text-transform: uppercase;
      border-radius: 20px;
      margin-bottom: 14px;
    }
    .section-title {
      font-size: 34px;
      line-height: 1.3;
      font-weight: 700;
      color: var(--primary);
      margin-bottom: 16px;
      letter-spacing: -0.5px;
    }
    .section-desc {
      font-size: 16px;
      line-height: 1.7;
      color: var(--text-muted);
    }

    /* 板块 1: Hero 自然有机柔光首屏 */
    .hero-section {
      padding: 96px 0 108px;
      background: linear-gradient(180deg, #F8FAFC 0%, #FFFFFF 100%);
      overflow: hidden;
      position: relative;
    }
    .hero-glow-bg {
      position: absolute;
      top: -120px;
      right: -80px;
      width: 580px;
      height: 580px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(0, 163, 137, 0.08) 0%, rgba(26, 86, 219, 0.03) 70%, transparent 100%);
      filter: blur(60px);
      z-index: 0;
    }
    .hero-grid {
      display: grid;
      grid-template-columns: 1.15fr 0.85fr;
      gap: 56px;
      align-items: center;
      position: relative;
      z-index: 1;
    }
    .hero-content h1 {
      font-size: 44px;
      line-height: 1.25;
      font-weight: 800;
      color: var(--primary);
      letter-spacing: -1px;
      margin-bottom: 20px;
    }
    .hero-intro {
      font-size: 16px;
      line-height: 1.8;
      color: var(--text-muted);
      margin-bottom: 32px;
    }
    .hero-pills {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-bottom: 36px;
    }
    .hero-pill {
      font-size: 13px;
      padding: 6px 14px;
      border-radius: 30px;
      background: #FFFFFF;
      border: 1px solid #E2E8F0;
      color: var(--text-muted);
      box-shadow: var(--shadow-sm);
    }
    .hero-buttons {
      display: flex;
      gap: 16px;
      align-items: center;
    }
    .hero-banner-card {
      background: #FFFFFF;
      border-radius: var(--radius-xl);
      padding: 16px;
      box-shadow: var(--shadow-xl);
      border: 1px solid #E2E8F0;
      position: relative;
    }
    .hero-banner-img {
      border-radius: var(--radius-lg);
      width: 100%;
      height: 380px;
      object-fit: cover;
    }
    .hero-banner-tag {
      position: absolute;
      bottom: 32px;
      left: 32px;
      background: rgba(15, 23, 42, 0.85);
      backdrop-filter: blur(8px);
      color: #FFFFFF;
      padding: 12px 20px;
      border-radius: var(--radius-md);
      font-size: 14px;
      border-left: 3px solid var(--accent);
    }

    /* 板块 2: 痛点剖析 */
    .section-pain {
      background: var(--bg-slate);
    }
    .pain-cards {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .pain-card {
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      padding: 36px 30px;
      border: 1px solid var(--border-color);
      transition: var(--transition);
      position: relative;
    }
    .pain-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-xl);
      border-color: rgba(26, 86, 219, 0.3);
    }
    .pain-num {
      font-size: 32px;
      font-weight: 800;
      color: #CBD5E1;
      margin-bottom: 16px;
      line-height: 1;
    }
    .pain-title {
      font-size: 20px;
      font-weight: 700;
      color: var(--primary);
      margin-bottom: 14px;
    }
    .pain-desc {
      font-size: 15px;
      line-height: 1.7;
      color: var(--text-muted);
    }

    /* 板块 3: 技术全栈架构 */
    .arch-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 52px;
      align-items: center;
    }
    .arch-image-wrap {
      border-radius: var(--radius-xl);
      overflow: hidden;
      box-shadow: var(--shadow-xl);
      border: 1px solid var(--border-color);
    }
    .arch-image-wrap img {
      width: 100%;
      height: 420px;
      object-fit: cover;
    }
    .arch-specs {
      display: flex;
      flex-direction: column;
      gap: 20px;
    }
    .spec-item {
      padding: 20px;
      background: var(--bg-slate);
      border-radius: var(--radius-md);
      border-left: 4px solid var(--primary-light);
    }
    .spec-item h4 {
      font-size: 17px;
      font-weight: 700;
      color: var(--primary);
      margin-bottom: 6px;
    }
    .spec-item p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 板块 4: 核心优势矩阵 6 宫格 */
    .section-matrix {
      background: #FFFFFF;
    }
    .matrix-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .matrix-card {
      background: var(--bg-slate);
      border-radius: var(--radius-lg);
      padding: 32px 28px;
      border: 1px solid var(--border-color);
      transition: var(--transition);
    }
    .matrix-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-xl);
      background: #FFFFFF;
      border-color: var(--accent);
    }
    .matrix-badge {
      display: inline-block;
      font-size: 12px;
      font-weight: 600;
      color: var(--primary-light);
      background: rgba(26, 86, 219, 0.08);
      padding: 3px 10px;
      border-radius: 4px;
      margin-bottom: 16px;
    }
    .matrix-card h3 {
      font-size: 19px;
      font-weight: 700;
      color: var(--primary);
      margin-bottom: 12px;
    }
    .matrix-card p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* 板块 5: 热门产品与技术套件 */
    .section-suites {
      background: var(--bg-light);
    }
    .suites-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 30px;
    }
    .suite-card {
      background: #FFFFFF;
      border-radius: var(--radius-xl);
      overflow: hidden;
      box-shadow: var(--shadow-md);
      border: 1px solid var(--border-color);
      display: flex;
      flex-direction: column;
      transition: var(--transition);
    }
    .suite-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-xl);
    }
    .suite-card img {
      width: 100%;
      height: 200px;
      object-fit: cover;
    }
    .suite-body {
      padding: 28px;
      display: flex;
      flex-direction: column;
      flex: 1;
    }
    .suite-body h3 {
      font-size: 20px;
      font-weight: 700;
      color: var(--primary);
      margin-bottom: 12px;
    }
    .suite-body p {
      font-size: 14px;
      line-height: 1.65;
      color: var(--text-muted);
      margin-bottom: 20px;
      flex: 1;
    }
    .suite-tags {
      display: flex;
      gap: 8px;
      flex-wrap: wrap;
      margin-bottom: 20px;
    }
    .suite-tags span {
      font-size: 12px;
      background: var(--bg-slate);
      color: var(--text-muted);
      padding: 3px 8px;
      border-radius: 4px;
      border: 1px solid #E2E8F0;
    }

    /* 板块 6: 工程实施方法与交付步骤 */
    .steps-flow {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      position: relative;
    }
    .step-node {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 32px 24px;
      position: relative;
      transition: var(--transition);
    }
    .step-node:hover {
      border-color: var(--primary-light);
      box-shadow: var(--shadow-md);
    }
    .step-idx {
      font-size: 26px;
      font-weight: 800;
      color: var(--accent);
      margin-bottom: 14px;
    }
    .step-node h3 {
      font-size: 18px;
      font-weight: 700;
      color: var(--primary);
      margin-bottom: 10px;
    }
    .step-node p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 板块 7: 全宽深色反差背景技术案例区 */
    .section-dark-case {
      background: var(--bg-dark);
      color: #FFFFFF;
    }
    .section-dark-case .section-title {
      color: #FFFFFF;
    }
    .section-dark-case .section-desc {
      color: #94A3B8;
    }
    .dark-case-grid {
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 48px;
      align-items: center;
    }
    .dark-case-info h3 {
      font-size: 28px;
      font-weight: 700;
      margin-bottom: 18px;
      line-height: 1.35;
    }
    .dark-case-info p {
      color: #CBD5E1;
      font-size: 15px;
      line-height: 1.8;
      margin-bottom: 24px;
    }
    .dark-case-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 14px;
      margin-bottom: 30px;
    }
    .dark-case-list li {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 15px;
      color: #E2E8F0;
    }
    .dark-case-list li::before {
      content: '✓';
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 20px;
      height: 20px;
      background: var(--accent);
      color: #FFFFFF;
      border-radius: 50%;
      font-size: 12px;
      font-weight: bold;
    }
    .dark-case-visual {
      border-radius: var(--radius-xl);
      overflow: hidden;
      box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
      border: 1px solid rgba(255, 255, 255, 0.1);
    }
    .dark-case-visual img {
      width: 100%;
      height: 380px;
      object-fit: cover;
    }

    /* 板块 8: 成果关键数据统计条 */
    .section-stats {
      background: #FFFFFF;
      border-bottom: 1px solid var(--border-color);
    }
    .stats-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      text-align: center;
    }
    .stat-item {
      padding: 24px 16px;
      border-right: 1px solid var(--border-color);
    }
    .stat-item:last-child {
      border-right: none;
    }
    .stat-value {
      font-size: 44px;
      font-weight: 800;
      color: var(--primary-light);
      font-variant-numeric: tabular-nums;
      margin-bottom: 6px;
      line-height: 1.1;
    }
    .stat-value small {
      font-size: 20px;
      font-weight: 600;
    }
    .stat-title {
      font-size: 15px;
      font-weight: 700;
      color: var(--primary);
      margin-bottom: 4px;
    }
    .stat-note {
      font-size: 13px;
      color: var(--text-muted);
    }

    /* 板块 9: 落地实录图文版式 */
    .section-records {
      background: var(--bg-slate);
    }
    .record-cards {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 36px;
    }
    .record-card {
      background: #FFFFFF;
      border-radius: var(--radius-xl);
      overflow: hidden;
      border: 1px solid var(--border-color);
      display: flex;
      flex-direction: column;
      box-shadow: var(--shadow-sm);
    }
    .record-card img {
      width: 100%;
      height: 240px;
      object-fit: cover;
    }
    .record-body {
      padding: 32px;
    }
    .record-tag {
      font-size: 12px;
      font-weight: 700;
      color: var(--accent);
      text-transform: uppercase;
      margin-bottom: 10px;
    }
    .record-body h3 {
      font-size: 21px;
      font-weight: 700;
      color: var(--primary);
      margin-bottom: 12px;
    }
    .record-body p {
      font-size: 15px;
      line-height: 1.7;
      color: var(--text-muted);
    }

    /* 板块 10: 适用客群与业务场景 */
    .target-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }
    .target-card {
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      padding: 28px 22px;
      border: 1px solid var(--border-color);
      transition: var(--transition);
    }
    .target-card:hover {
      box-shadow: var(--shadow-xl);
      border-color: var(--primary-light);
    }
    .target-role {
      font-size: 13px;
      font-weight: 700;
      color: var(--primary-light);
      margin-bottom: 12px;
    }
    .target-card h3 {
      font-size: 18px;
      font-weight: 700;
      color: var(--primary);
      margin-bottom: 10px;
    }
    .target-card p {
      font-size: 14px;
      line-height: 1.65;
      color: var(--text-muted);
    }

    /* 板块 11: 行业客户与权威证言 */
    .section-testimonials {
      background: var(--bg-slate);
    }
    .testi-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 32px;
    }
    .testi-card {
      background: #FFFFFF;
      border-radius: var(--radius-xl);
      padding: 36px 32px;
      border: 1px solid var(--border-color);
      position: relative;
    }
    .testi-quote {
      font-size: 16px;
      line-height: 1.8;
      color: var(--text-muted);
      margin-bottom: 24px;
      font-style: italic;
    }
    .testi-author {
      display: flex;
      align-items: center;
      gap: 16px;
    }
    .testi-avatar-init {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: var(--primary);
      color: #FFFFFF;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 18px;
    }
    .testi-name {
      font-size: 16px;
      font-weight: 700;
      color: var(--primary);
    }
    .testi-corp {
      font-size: 13px;
      color: var(--text-light);
    }

    /* 板块 12: 车载前沿资讯与动态 */
    .news-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .news-card {
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      padding: 28px;
      display: flex;
      flex-direction: column;
      transition: var(--transition);
    }
    .news-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-xl);
      border-color: var(--primary-light);
    }
    .news-date {
      font-size: 13px;
      color: var(--text-light);
      margin-bottom: 12px;
    }
    .news-card h3 {
      font-size: 18px;
      font-weight: 700;
      color: var(--primary);
      margin-bottom: 12px;
      line-height: 1.45;
    }
    .news-card p {
      font-size: 14px;
      line-height: 1.65;
      color: var(--text-muted);
      margin-bottom: 20px;
      flex: 1;
    }
    .news-link {
      font-size: 14px;
      font-weight: 600;
      color: var(--primary-light);
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }

    /* 板块 13: 深度技术问答 FAQ */
    .section-faq {
      background: var(--bg-slate);
    }
    .faq-container {
      max-width: 860px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 16px;
    }
    .faq-item {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      overflow: hidden;
      transition: var(--transition);
    }
    .faq-item details {
      width: 100%;
    }
    .faq-item summary {
      padding: 22px 28px;
      font-size: 17px;
      font-weight: 700;
      color: var(--primary);
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      list-style: none;
      user-select: none;
    }
    .faq-item summary::-webkit-details-marker {
      display: none;
    }
    .faq-item summary::after {
      content: '+';
      font-size: 22px;
      font-weight: 400;
      color: var(--primary-light);
      transition: var(--transition);
    }
    .faq-item details[open] summary::after {
      transform: rotate(45deg);
    }
    .faq-content {
      padding: 0 28px 24px;
      font-size: 15px;
      line-height: 1.75;
      color: var(--text-muted);
      border-top: 1px solid #F1F5F9;
      padding-top: 16px;
    }

    /* 板块 14: 全宽转化锁定 CTA */
    .section-cta {
      background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
      color: #FFFFFF;
      padding: 96px 0;
    }
    .cta-box {
      max-width: 900px;
      margin: 0 auto;
      text-align: center;
    }
    .cta-box h2 {
      font-size: 36px;
      font-weight: 800;
      margin-bottom: 20px;
      letter-spacing: -0.5px;
    }
    .cta-box p {
      font-size: 16px;
      line-height: 1.8;
      color: #CBD5E1;
      margin-bottom: 36px;
    }
    .cta-form {
      display: flex;
      gap: 14px;
      max-width: 580px;
      margin: 0 auto 20px;
    }
    .cta-input {
      flex: 1;
      padding: 14px 20px;
      border-radius: var(--radius-md);
      border: 1px solid rgba(255, 255, 255, 0.2);
      background: rgba(255, 255, 255, 0.08);
      color: #FFFFFF;
      font-size: 15px;
      outline: none;
    }
    .cta-input::placeholder {
      color: #94A3B8;
    }
    .cta-input:focus {
      border-color: var(--accent);
      background: rgba(255, 255, 255, 0.15);
    }
    .cta-feedback {
      font-size: 13px;
      color: #94A3B8;
    }

    /* 页脚设计 */
    footer {
      background: #070E1E;
      color: #94A3B8;
      padding: 72px 0 28px;
      font-size: 14px;
      border-top: 1px solid rgba(255, 255, 255, 0.06);
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr 0.9fr 0.9fr 1fr;
      gap: 48px;
      margin-bottom: 56px;
    }
    .footer-brand h4 {
      font-size: 20px;
      color: #FFFFFF;
      font-weight: 700;
      margin-bottom: 16px;
    }
    .footer-brand p {
      line-height: 1.7;
      color: #64748B;
      margin-bottom: 20px;
    }
    .footer-col h5 {
      color: #FFFFFF;
      font-size: 16px;
      font-weight: 700;
      margin-bottom: 20px;
    }
    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    .footer-links a {
      color: #94A3B8;
      transition: var(--transition);
    }
    .footer-links a:hover {
      color: #FFFFFF;
      padding-left: 4px;
    }
    .footer-bottom {
      padding-top: 28px;
      border-top: 1px solid rgba(255, 255, 255, 0.06);
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 16px;
    }
    .footer-bottom p {
      color: #64748B;
      font-size: 13px;
    }
    .footer-tokens {
      display: flex;
      gap: 20px;
      font-size: 13px;
    }

    /* 移动端抽屉与自适应断点 */
    @media (max-width: 1024px) {
      .hero-grid,
      .arch-grid,
      .dark-case-grid {
        grid-template-columns: 1fr;
        gap: 40px;
      }
      .matrix-grid,
      .suites-grid,
      .pain-cards,
      .news-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .steps-flow,
      .target-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .hero-banner-img {
        height: 320px;
      }
    }

    @media (max-width: 768px) {
      .top-bar {
        display: none;
      }
      .nav-menu {
        position: fixed;
        top: 76px;
        left: 0;
        right: 0;
        background: #FFFFFF;
        flex-direction: column;
        padding: 24px;
        box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
        display: none;
        gap: 18px;
        border-bottom: 1px solid var(--border-color);
      }
      .nav-menu.active {
        display: flex;
      }
      .menu-toggle {
        display: block;
      }
      .nav-action .btn {
        display: none;
      }
      .hero-content h1 {
        font-size: 32px;
      }
      .section-title {
        font-size: 26px;
      }
      .matrix-grid,
      .suites-grid,
      .pain-cards,
      .news-grid,
      .record-cards,
      .testi-grid,
      .steps-flow,
      .target-grid {
        grid-template-columns: 1fr;
      }
      .stats-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .stat-item {
        border-right: none;
        border-bottom: 1px solid var(--border-color);
      }
      .stat-item:nth-last-child(-n+2) {
        border-bottom: none;
      }
      .cta-form {
        flex-direction: column;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
    }

    @media (max-width: 520px) {
      .stats-grid {
        grid-template-columns: 1fr;
      }
      .hero-buttons {
        flex-direction: column;
        align-items: stretch;
      }
    }