/* roulang page: index */
:root {
      --primary-dark: #0A291D;
      --primary-deep: #05130D;
      --accent-green: #00E575;
      --accent-orange: #FF5A36;
      --bg-light: #F6F8F7;
      --bg-white: #FFFFFF;
      --text-main: #111A15;
      --text-muted: #526058;
      --border-color: rgba(10, 41, 29, 0.08);
      --card-shadow: 0 12px 32px rgba(10, 41, 29, 0.06);
      --card-shadow-hover: 0 20px 40px rgba(0, 229, 117, 0.15);
      --radius-sm: 6px;
      --radius-md: 12px;
      --radius-lg: 20px;
      --font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    }

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

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

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

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

    .container {
      width: 100%;
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 24px;
    }

    /* 顶部服务栏 */
    .top-bar {
      background: var(--primary-deep);
      color: #9ab3a6;
      font-size: 13px;
      padding: 8px 0;
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }
    .top-bar .container {
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .top-bar-notice {
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .live-dot {
      width: 8px;
      height: 8px;
      background: var(--accent-green);
      border-radius: 50%;
      display: inline-block;
      box-shadow: 0 0 8px var(--accent-green);
      animation: pulse 1.8s infinite;
    }
    @keyframes pulse {
      0%, 100% { opacity: 1; transform: scale(1); }
      50% { opacity: 0.4; transform: scale(0.85); }
    }

    /* 导航栏 */
    .site-header {
      background: rgba(10, 41, 29, 0.95);
      backdrop-filter: blur(12px);
      position: sticky;
      top: 0;
      z-index: 999;
      box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    }
    .nav-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
      height: 76px;
    }
    .logo-box {
      display: flex;
      align-items: center;
      gap: 12px;
      color: #fff;
      font-size: 20px;
      font-weight: 700;
      letter-spacing: -0.5px;
    }
    .logo-icon {
      width: 38px;
      height: 38px;
      background: linear-gradient(135deg, var(--accent-green), #049f50);
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--primary-deep);
      font-weight: 900;
      font-size: 20px;
    }
    .nav-links {
      display: flex;
      align-items: center;
      list-style: none;
      gap: 28px;
    }
    .nav-links a {
      color: #d1ded8;
      font-size: 15px;
      font-weight: 500;
      position: relative;
      padding: 6px 0;
    }
    .nav-links a:hover, .nav-links a.active {
      color: var(--accent-green);
    }
    .nav-links a::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 0;
      width: 0;
      height: 2px;
      background: var(--accent-green);
      transition: width 0.2s ease;
    }
    .nav-links a:hover::after, .nav-links a.active::after {
      width: 100%;
    }
    .header-cta-btn {
      background: var(--accent-orange);
      color: #fff;
      padding: 10px 22px;
      border-radius: var(--radius-sm);
      font-weight: 600;
      font-size: 14px;
      box-shadow: 0 4px 14px rgba(255, 90, 54, 0.35);
    }
    .header-cta-btn:hover {
      background: #e04724;
      transform: translateY(-2px);
    }

    /* 板块通用 */
    section {
      padding: 90px 0;
      position: relative;
    }
    .section-dark {
      background-color: var(--primary-deep);
      color: #FFFFFF;
    }
    .section-light {
      background-color: var(--bg-light);
    }
    .section-white {
      background-color: var(--bg-white);
    }
    .section-header {
      text-align: center;
      max-width: 820px;
      margin: 0 auto 56px auto;
    }
    .section-tag {
      display: inline-block;
      font-size: 13px;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 1px;
      color: var(--accent-green);
      background: rgba(0, 229, 117, 0.1);
      padding: 4px 14px;
      border-radius: 30px;
      margin-bottom: 14px;
      border: 1px solid rgba(0, 229, 117, 0.2);
    }
    .section-title {
      font-size: 34px;
      line-height: 1.3;
      margin-bottom: 18px;
      font-weight: 800;
    }
    .section-desc {
      font-size: 16px;
      color: var(--text-muted);
      line-height: 1.7;
    }
    .section-dark .section-desc {
      color: #9ab3a6;
    }

    /* 1. Hero 区 */
    .hero-section {
      background: radial-gradient(circle at 80% 20%, #124330 0%, var(--primary-deep) 70%), url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
      background-blend-mode: overlay;
      color: #fff;
      padding: 110px 0 130px;
      position: relative;
      overflow: hidden;
    }
    .hero-grid {
      display: grid;
      grid-template-columns: 1.15fr 0.85fr;
      gap: 50px;
      align-items: center;
    }
    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      background: rgba(0, 229, 117, 0.12);
      border: 1px solid rgba(0, 229, 117, 0.3);
      padding: 6px 16px;
      border-radius: 20px;
      font-size: 13px;
      color: var(--accent-green);
      margin-bottom: 24px;
    }
    .hero-title {
      font-size: 46px;
      line-height: 1.25;
      margin-bottom: 22px;
      font-weight: 900;
      letter-spacing: -1px;
    }
    .hero-title span {
      color: var(--accent-green);
      text-shadow: 0 0 25px rgba(0, 229, 117, 0.4);
    }
    .hero-desc {
      font-size: 17px;
      color: #cad8d1;
      line-height: 1.8;
      margin-bottom: 36px;
    }
    .hero-actions {
      display: flex;
      gap: 18px;
      align-items: center;
      flex-wrap: wrap;
    }
    .btn-main {
      background: var(--accent-orange);
      color: #fff;
      padding: 15px 34px;
      border-radius: var(--radius-sm);
      font-weight: 700;
      font-size: 16px;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      box-shadow: 0 6px 20px rgba(255, 90, 54, 0.4);
    }
    .btn-main:hover {
      background: #e64a27;
      transform: translateY(-3px);
    }
    .btn-outline {
      border: 1px solid rgba(255, 255, 255, 0.3);
      color: #fff;
      padding: 15px 30px;
      border-radius: var(--radius-sm);
      font-weight: 600;
      font-size: 16px;
      background: rgba(255, 255, 255, 0.05);
      backdrop-filter: blur(6px);
    }
    .btn-outline:hover {
      border-color: var(--accent-green);
      color: var(--accent-green);
      transform: translateY(-3px);
    }

    /* 竖屏视频卡拟态展示 */
    .hero-video-card {
      background: #0d1e16;
      border-radius: var(--radius-lg);
      border: 2px solid rgba(0, 229, 117, 0.25);
      padding: 18px;
      box-shadow: 0 25px 60px rgba(0, 0, 0, 0.6);
      position: relative;
      max-width: 420px;
      margin: 0 auto;
    }
    .video-viewport {
      position: relative;
      border-radius: var(--radius-md);
      overflow: hidden;
      aspect-ratio: 9/16;
      background: #000;
    }
    .video-viewport img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .video-overlay-data {
      position: absolute;
      top: 14px;
      left: 14px;
      right: 14px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      background: rgba(5, 19, 13, 0.75);
      backdrop-filter: blur(8px);
      padding: 8px 14px;
      border-radius: 8px;
      font-size: 13px;
    }
    .match-tag {
      background: var(--accent-orange);
      color: #fff;
      font-size: 11px;
      font-weight: 700;
      padding: 2px 6px;
      border-radius: 4px;
    }
    .latency-counter {
      color: var(--accent-green);
      font-family: monospace;
      font-weight: 700;
    }
    .video-bottom-action {
      position: absolute;
      bottom: 14px;
      left: 14px;
      right: 14px;
      background: rgba(5, 19, 13, 0.85);
      padding: 12px;
      border-radius: 10px;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    /* 2. 核心卖点三连排 */
    .features-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 30px;
    }
    .feature-card {
      background: #fff;
      padding: 38px 28px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--card-shadow);
      transition: all 0.3s ease;
      position: relative;
      overflow: hidden;
    }
    .feature-card::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 4px;
      background: transparent;
      transition: background 0.3s ease;
    }
    .feature-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--card-shadow-hover);
      border-color: rgba(0, 229, 117, 0.4);
    }
    .feature-card:hover::before {
      background: var(--accent-green);
    }
    .feature-icon-badge {
      width: 58px;
      height: 58px;
      background: rgba(0, 229, 117, 0.12);
      border-radius: 14px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 26px;
      margin-bottom: 22px;
    }
    .feature-card h3 {
      font-size: 20px;
      font-weight: 700;
      margin-bottom: 14px;
      color: var(--primary-dark);
    }
    .feature-card p {
      font-size: 15px;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* 3. 功能矩阵六宫格 */
    .modules-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 26px;
    }
    .module-item {
      background: #fff;
      padding: 30px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--card-shadow);
      transition: all 0.3s ease;
    }
    .module-item:hover {
      border-color: var(--accent-green);
      transform: translateY(-4px);
    }
    .module-header {
      display: flex;
      align-items: center;
      gap: 16px;
      margin-bottom: 16px;
    }
    .module-num {
      font-family: monospace;
      font-size: 22px;
      font-weight: 800;
      color: var(--accent-green);
    }
    .module-item h4 {
      font-size: 18px;
      font-weight: 700;
    }
    .module-item p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.65;
    }

    /* 4. 解决方案 */
    .solutions-wrapper {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 30px;
    }
    .sol-card {
      background: var(--bg-white);
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border-color);
      box-shadow: var(--card-shadow);
      display: flex;
      flex-direction: column;
    }
    .sol-card-img {
      height: 200px;
      overflow: hidden;
      position: relative;
    }
    .sol-card-img img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }
    .sol-card:hover .sol-card-img img {
      transform: scale(1.06);
    }
    .sol-card-body {
      padding: 28px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
    }
    .sol-tag {
      font-size: 12px;
      color: var(--accent-orange);
      font-weight: 700;
      margin-bottom: 8px;
    }
    .sol-card-body h3 {
      font-size: 19px;
      font-weight: 700;
      margin-bottom: 12px;
      color: var(--primary-dark);
    }
    .sol-card-body p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 20px;
      flex-grow: 1;
    }
    .sol-footer-link {
      font-size: 14px;
      font-weight: 700;
      color: var(--primary-dark);
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }
    .sol-footer-link:hover {
      color: var(--accent-green);
    }

    /* 5. 技术架构参数 */
    .arch-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
      align-items: center;
    }
    .arch-specs {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
    }
    .spec-box {
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid rgba(255, 255, 255, 0.08);
      padding: 24px;
      border-radius: var(--radius-sm);
    }
    .spec-value {
      font-size: 32px;
      font-weight: 900;
      color: var(--accent-green);
      font-family: monospace;
      margin-bottom: 6px;
    }
    .spec-title {
      font-size: 15px;
      font-weight: 700;
      color: #fff;
      margin-bottom: 8px;
    }
    .spec-desc {
      font-size: 13px;
      color: #8c9e95;
      line-height: 1.5;
    }

    /* 6. 对比差异表 */
    .compare-table-wrap {
      background: #fff;
      border-radius: var(--radius-md);
      box-shadow: var(--card-shadow);
      overflow-x: auto;
      border: 1px solid var(--border-color);
    }
    .compare-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
    }
    .compare-table th, .compare-table td {
      padding: 20px 24px;
      border-bottom: 1px solid rgba(10, 41, 29, 0.06);
      font-size: 15px;
    }
    .compare-table th {
      background: #fbfcfb;
      font-weight: 700;
      color: var(--primary-dark);
    }
    .compare-table th.col-highlight {
      background: rgba(0, 229, 117, 0.08);
      color: #06723c;
      font-size: 16px;
    }
    .compare-table td.col-highlight {
      background: rgba(0, 229, 117, 0.03);
      font-weight: 600;
      color: #05502a;
    }

    /* 7. 指标数据条 */
    .metrics-bar {
      background: linear-gradient(135deg, #072117 0%, #03100b 100%);
      color: #fff;
      padding: 60px 0;
      border-top: 1px solid rgba(0, 229, 117, 0.2);
      border-bottom: 1px solid rgba(0, 229, 117, 0.2);
    }
    .metrics-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 30px;
      text-align: center;
    }
    .metric-item .num {
      font-size: 42px;
      font-weight: 900;
      color: var(--accent-green);
      font-family: monospace;
      line-height: 1;
      margin-bottom: 12px;
    }
    .metric-item .label {
      font-size: 15px;
      color: #cad8d1;
    }

    /* 8. 标杆案例 */
    .cases-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 36px;
    }
    .case-card {
      background: #fff;
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--card-shadow);
      border: 1px solid var(--border-color);
      display: flex;
      flex-direction: column;
    }
    .case-img-wrap {
      height: 240px;
      position: relative;
    }
    .case-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .case-content {
      padding: 30px;
    }
    .case-tags {
      display: flex;
      gap: 8px;
      margin-bottom: 12px;
    }
    .tag-item {
      font-size: 12px;
      padding: 3px 10px;
      background: #eef3f0;
      color: var(--primary-dark);
      border-radius: 4px;
      font-weight: 600;
    }
    .case-content h3 {
      font-size: 20px;
      font-weight: 700;
      margin-bottom: 14px;
    }
    .case-content p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 18px;
    }

    /* 9. 客户评价与信赖 */
    .testimonials-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 30px;
    }
    .testi-card {
      background: #fff;
      padding: 32px;
      border-radius: var(--radius-md);
      box-shadow: var(--card-shadow);
      border: 1px solid var(--border-color);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .testi-stars {
      color: #ffb800;
      font-size: 16px;
      margin-bottom: 14px;
    }
    .testi-text {
      font-size: 15px;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 24px;
    }
    .testi-author {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .testi-avatar {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: #dfece6;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      color: var(--primary-dark);
    }
    .testi-info h5 {
      font-size: 15px;
      font-weight: 700;
    }
    .testi-info span {
      font-size: 12px;
      color: #8c9e95;
    }

    /* 10. 技术内参 */
    .insights-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 30px;
    }
    .insight-card {
      background: #fff;
      border-radius: var(--radius-md);
      padding: 28px;
      border: 1px solid var(--border-color);
      box-shadow: var(--card-shadow);
    }
    .insight-date {
      font-size: 12px;
      color: #8c9e95;
      margin-bottom: 10px;
    }
    .insight-card h4 {
      font-size: 18px;
      font-weight: 700;
      line-height: 1.4;
      margin-bottom: 12px;
      color: var(--primary-dark);
    }
    .insight-card p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.65;
    }

    /* 11. 常见问题手风琴 */
    .faq-wrapper {
      max-width: 860px;
      margin: 0 auto;
    }
    .faq-item {
      background: #fff;
      border-radius: var(--radius-sm);
      margin-bottom: 16px;
      border: 1px solid var(--border-color);
      overflow: hidden;
    }
    .faq-q {
      padding: 22px 28px;
      font-size: 17px;
      font-weight: 700;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      user-select: none;
      transition: background 0.2s;
    }
    .faq-q:hover {
      background: #fbfdfc;
    }
    .faq-q span.icon {
      font-size: 20px;
      color: var(--accent-green);
      transition: transform 0.3s ease;
    }
    .faq-a {
      padding: 0 28px;
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.35s ease, padding 0.35s ease;
      color: var(--text-muted);
      font-size: 15px;
      line-height: 1.7;
    }
    .faq-item.active .faq-a {
      padding: 0 28px 22px 28px;
      max-height: 200px;
    }
    .faq-item.active .faq-q span.icon {
      transform: rotate(45deg);
    }

    /* 12. 交付保障条 */
    .guarantee-bar {
      background: var(--bg-white);
      border-top: 1px solid var(--border-color);
      border-bottom: 1px solid var(--border-color);
      padding: 50px 0;
    }
    .guarantee-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }
    .guarantee-item {
      display: flex;
      align-items: center;
      gap: 16px;
    }
    .guarantee-icon {
      width: 48px;
      height: 48px;
      border-radius: 10px;
      background: rgba(0, 229, 117, 0.12);
      color: #058245;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 22px;
      flex-shrink: 0;
    }
    .guarantee-text h5 {
      font-size: 16px;
      font-weight: 700;
      color: var(--primary-dark);
      margin-bottom: 4px;
    }
    .guarantee-text p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.4;
    }

    /* 转化收口区 */
    .lead-section {
      background: radial-gradient(circle at 50% 50%, #0d3827 0%, var(--primary-deep) 100%), url('/assets/images/backpic/back-4.png') center/cover no-repeat;
      background-blend-mode: overlay;
      color: #fff;
      padding: 100px 0;
      text-align: center;
    }
    .lead-form-box {
      max-width: 680px;
      margin: 36px auto 0;
      background: rgba(255, 255, 255, 0.05);
      backdrop-filter: blur(10px);
      padding: 36px;
      border-radius: var(--radius-md);
      border: 1px solid rgba(255, 255, 255, 0.12);
    }
    .lead-form {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
    }
    .form-group-full {
      grid-column: span 2;
    }
    .lead-input {
      width: 100%;
      padding: 14px 18px;
      background: rgba(0, 0, 0, 0.35);
      border: 1px solid rgba(255, 255, 255, 0.2);
      border-radius: var(--radius-sm);
      color: #fff;
      font-size: 15px;
      outline: none;
      transition: border-color 0.2s;
    }
    .lead-input:focus {
      border-color: var(--accent-green);
    }
    .lead-submit-btn {
      width: 100%;
      padding: 15px;
      background: var(--accent-orange);
      color: #fff;
      font-size: 16px;
      font-weight: 700;
      border: none;
      border-radius: var(--radius-sm);
      cursor: pointer;
      box-shadow: 0 6px 20px rgba(255, 90, 54, 0.4);
      transition: all 0.2s;
    }
    .lead-submit-btn:hover {
      background: #e64a27;
      transform: translateY(-2px);
    }

    /* 底部悬浮转化条 */
    .sticky-bar {
      position: fixed;
      bottom: 0;
      left: 0;
      right: 0;
      background: rgba(5, 19, 13, 0.95);
      backdrop-filter: blur(10px);
      border-top: 1px solid rgba(0, 229, 117, 0.3);
      padding: 14px 0;
      z-index: 990;
      transform: translateY(100%);
      transition: transform 0.3s ease;
      box-shadow: 0 -8px 24px rgba(0, 0, 0, 0.35);
    }
    .sticky-bar.visible {
      transform: translateY(0);
    }
    .sticky-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
      color: #fff;
    }
    .sticky-info {
      display: flex;
      align-items: center;
      gap: 14px;
      font-size: 15px;
    }
    .sticky-actions {
      display: flex;
      align-items: center;
      gap: 16px;
    }
    .sticky-phone {
      color: var(--accent-green);
      font-weight: 800;
      font-size: 18px;
      font-family: monospace;
    }

    /* 页脚 */
    .site-footer {
      background: #040e09;
      color: #8c9e95;
      padding: 70px 0 30px;
      font-size: 14px;
      border-top: 1px solid rgba(255, 255, 255, 0.05);
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1fr 1fr;
      gap: 40px;
      margin-bottom: 50px;
    }
    .footer-brand h4 {
      color: #fff;
      font-size: 20px;
      font-weight: 800;
      margin-bottom: 16px;
    }
    .footer-brand p {
      line-height: 1.8;
      margin-bottom: 20px;
    }
    .footer-col h5 {
      color: #fff;
      font-size: 16px;
      font-weight: 700;
      margin-bottom: 18px;
    }
    .footer-links {
      list-style: none;
    }
    .footer-links li {
      margin-bottom: 12px;
    }
    .footer-links a:hover {
      color: var(--accent-green);
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.06);
      padding-top: 30px;
      text-align: center;
      font-size: 13px;
      color: #5c6c64;
    }

    /* 移动端菜单抽屉 */
    .mobile-menu-toggle {
      display: none;
      background: none;
      border: none;
      color: #fff;
      font-size: 24px;
      cursor: pointer;
    }

    /* 响应式断点 */
    @media (max-width: 1024px) {
      .hero-grid, .arch-grid, .cases-grid {
        grid-template-columns: 1fr;
      }
      .features-grid, .modules-grid, .solutions-wrapper, .testimonials-grid, .insights-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .guarantee-grid, .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 768px) {
      .top-bar { display: none; }
      .mobile-menu-toggle { display: block; }
      .nav-links {
        display: none;
        position: absolute;
        top: 76px;
        left: 0;
        right: 0;
        background: var(--primary-deep);
        flex-direction: column;
        padding: 24px;
        gap: 18px;
        border-bottom: 1px solid rgba(0, 229, 117, 0.2);
      }
      .nav-links.show { display: flex; }
      .header-cta-btn { display: none; }
      .features-grid, .modules-grid, .solutions-wrapper, .testimonials-grid, .insights-grid, .metrics-grid, .guarantee-grid {
        grid-template-columns: 1fr;
      }
      .hero-title { font-size: 32px; }
      .section-title { font-size: 26px; }
      .lead-form { grid-template-columns: 1fr; }
      .form-group-full { grid-column: span 1; }
      .sticky-inner { flex-direction: column; gap: 10px; text-align: center; }
      .footer-grid { grid-template-columns: 1fr; }
    }