/* roulang page: index */
:root {
      --primary: hsl(198, 93%, 45%);
      --primary-dark: hsl(215, 45%, 15%);
      --accent-green: hsl(142, 76%, 42%);
      --accent-orange: hsl(28, 95%, 54%);
      --bg-base: hsl(210, 20%, 98%);
      --bg-card: #ffffff;
      --bg-deep: hsl(222, 47%, 11%);
      --text-main: hsl(215, 25%, 12%);
      --text-muted: hsl(215, 15%, 45%);
      --border-color: hsl(214, 32%, 91%);
      --shadow-sm: 0 4px 12px rgba(15, 23, 42, 0.04);
      --shadow-md: 0 10px 30px -5px rgba(15, 23, 42, 0.07);
      --shadow-lg: 0 20px 40px -10px rgba(15, 23, 42, 0.12);
      --radius-sm: 8px;
      --radius-md: 16px;
      --radius-lg: 24px;
      --radius-pill: 9999px;
      --transition: all 0.25s ease;
    }
    *, *::before, *::after {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    html {
      scroll-behavior: smooth;
      font-size: 16px;
    }
    body {
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans", sans-serif;
      background-color: var(--bg-base);
      color: var(--text-main);
      line-height: 1.65;
      -webkit-font-smoothing: antialiased;
    }
    a {
      color: inherit;
      text-decoration: none;
      transition: var(--transition);
    }
    img {
      max-width: 100%;
      height: auto;
      display: block;
    }
    button, input, select, textarea {
      font: inherit;
    }
    .container {
      width: 100%;
      max-width: 1240px;
      margin: 0 auto;
      padding: 0 20px;
    }
    /* 顶部导航 */
    .top-bar {
      background-color: 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;
      flex-wrap: wrap;
      gap: 12px;
    }
    .top-bar-links {
      display: flex;
      gap: 20px;
      align-items: center;
    }
    .status-badge-top {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: rgba(142, 76, 42, 0.2);
      color: #4ade80;
      padding: 2px 10px;
      border-radius: var(--radius-pill);
      font-size: 12px;
      font-weight: 500;
    }
    .status-dot {
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background-color: #4ade80;
      box-shadow: 0 0 8px #4ade80;
    }
    .main-header {
      background: #ffffff;
      position: sticky;
      top: 0;
      z-index: 100;
      box-shadow: var(--shadow-sm);
      border-bottom: 1px solid var(--border-color);
    }
    .header-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
      height: 76px;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 20px;
      font-weight: 700;
      color: var(--primary-dark);
    }
    .brand-symbol {
      width: 38px;
      height: 38px;
      border-radius: 10px;
      background: linear-gradient(135deg, var(--primary), var(--primary-dark));
      display: flex;
      align-items: center;
      justify-content: center;
      color: #ffffff;
      font-weight: 900;
      font-size: 20px;
    }
    .nav-list {
      display: flex;
      list-style: none;
      gap: 28px;
      align-items: center;
    }
    .nav-link {
      font-size: 15px;
      font-weight: 500;
      color: var(--text-main);
      padding: 6px 0;
      position: relative;
    }
    .nav-link:hover, .nav-link.active {
      color: var(--primary);
    }
    .nav-link.active::after {
      content: "";
      position: absolute;
      bottom: 0;
      left: 0;
      width: 100%;
      height: 2px;
      background-color: var(--primary);
      border-radius: 2px;
    }
    .btn-header {
      background: linear-gradient(135deg, var(--primary), hsl(210, 80%, 38%));
      color: #ffffff;
      padding: 10px 22px;
      border-radius: var(--radius-pill);
      font-size: 14px;
      font-weight: 600;
      border: none;
      cursor: pointer;
      box-shadow: 0 4px 14px rgba(6, 182, 212, 0.3);
    }
    .btn-header:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(6, 182, 212, 0.4);
    }
    .mobile-toggle {
      display: none;
      background: none;
      border: none;
      font-size: 24px;
      color: var(--primary-dark);
      cursor: pointer;
    }
    /* 公共 Section 样式 */
    section {
      padding: 80px 0;
      position: relative;
    }
    .section-dark {
      background-color: var(--bg-deep);
      color: #ffffff;
    }
    .section-light-alt {
      background-color: #f1f5f9;
    }
    .section-header {
      margin-bottom: 48px;
      text-align: center;
    }
    .section-badge {
      display: inline-block;
      padding: 4px 14px;
      background: rgba(14, 165, 233, 0.1);
      color: var(--primary);
      border-radius: var(--radius-pill);
      font-size: 13px;
      font-weight: 600;
      margin-bottom: 12px;
      letter-spacing: 0.5px;
    }
    .section-dark .section-badge {
      background: rgba(14, 165, 233, 0.2);
      color: #38bdf8;
    }
    .section-title {
      font-size: 32px;
      font-weight: 700;
      margin-bottom: 16px;
      line-height: 1.3;
    }
    .section-desc {
      font-size: 16px;
      color: var(--text-muted);
      max-width: 780px;
      margin: 0 auto;
    }
    .section-dark .section-desc {
      color: #94a3b8;
    }
    /* 1. Hero Bento */
    #hero {
      padding: 50px 0 80px;
      background: radial-gradient(circle at top right, rgba(14, 165, 233, 0.08), transparent 50%),
                  radial-gradient(circle at bottom left, rgba(15, 23, 42, 0.03), transparent 40%);
    }
    .bento-grid {
      display: grid;
      grid-template-columns: 1.4fr 1fr;
      grid-gap: 24px;
    }
    .bento-main {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 48px;
      box-shadow: var(--shadow-md);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      position: relative;
      overflow: hidden;
    }
    .bento-main-bg {
      position: absolute;
      top: 0;
      right: 0;
      width: 45%;
      height: 100%;
      opacity: 0.12;
      object-fit: cover;
      pointer-events: none;
    }
    .bento-main h1 {
      font-size: 38px;
      line-height: 1.25;
      font-weight: 800;
      color: var(--primary-dark);
      margin-bottom: 20px;
    }
    .bento-main p {
      font-size: 16px;
      color: var(--text-muted);
      margin-bottom: 32px;
      line-height: 1.7;
    }
    .bento-side-column {
      display: flex;
      flex-direction: column;
      gap: 24px;
    }
    .bento-card-sub {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 28px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    .bento-sub-title {
      font-size: 18px;
      font-weight: 700;
      color: var(--primary-dark);
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .bento-cta-bar {
      grid-column: 1 / -1;
      background: linear-gradient(90deg, var(--primary-dark), hsl(215, 50%, 22%));
      border-radius: var(--radius-md);
      padding: 24px 36px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      color: #ffffff;
      box-shadow: var(--shadow-md);
    }
    .btn-primary {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      background: linear-gradient(135deg, var(--primary), hsl(205, 90%, 40%));
      color: #ffffff;
      padding: 13px 28px;
      border-radius: var(--radius-pill);
      font-size: 15px;
      font-weight: 600;
      border: none;
      cursor: pointer;
      box-shadow: 0 4px 14px rgba(14, 165, 233, 0.35);
      transition: var(--transition);
    }
    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 24px rgba(14, 165, 233, 0.45);
    }
    .btn-secondary {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      background: transparent;
      color: var(--primary-dark);
      border: 1.5px solid var(--primary-dark);
      padding: 12px 26px;
      border-radius: var(--radius-pill);
      font-size: 15px;
      font-weight: 600;
      cursor: pointer;
      transition: var(--transition);
    }
    .btn-secondary:hover {
      background: var(--primary-dark);
      color: #ffffff;
    }
    .hero-btn-group {
      display: flex;
      gap: 16px;
      align-items: center;
      flex-wrap: wrap;
    }
    /* 2. 已上线能力 */
    .grid-3 {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .feature-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 32px 28px;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
    }
    .feature-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-lg);
      border-color: rgba(14, 165, 233, 0.3);
    }
    .card-icon-box {
      width: 48px;
      height: 48px;
      border-radius: 12px;
      background: rgba(14, 165, 233, 0.12);
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 22px;
      margin-bottom: 20px;
    }
    .feature-card h3 {
      font-size: 20px;
      margin-bottom: 12px;
      color: var(--primary-dark);
    }
    .feature-card p {
      font-size: 14.5px;
      color: var(--text-muted);
      line-height: 1.6;
    }
    /* 3. 正在推进的科研与模块 (进行中) */
    .progress-item-box {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      margin-bottom: 16px;
      box-shadow: var(--shadow-sm);
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 20px;
    }
    .progress-info h4 {
      font-size: 17px;
      color: var(--primary-dark);
      margin-bottom: 6px;
    }
    .progress-info p {
      font-size: 14px;
      color: var(--text-muted);
    }
    .progress-bar-wrap {
      min-width: 180px;
      display: flex;
      flex-direction: column;
      gap: 6px;
      align-items: flex-end;
    }
    .progress-bar {
      width: 100%;
      height: 8px;
      background: #e2e8f0;
      border-radius: var(--radius-pill);
      overflow: hidden;
    }
    .progress-fill {
      height: 100%;
      background: linear-gradient(90deg, var(--primary), var(--accent-green));
      border-radius: var(--radius-pill);
    }
    /* 4. 专项规划路线图 (规划中) */
    .roadmap-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .roadmap-card {
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: var(--radius-md);
      padding: 28px 24px;
      backdrop-filter: blur(8px);
    }
    .roadmap-tag {
      font-size: 12px;
      background: rgba(56, 189, 248, 0.2);
      color: #38bdf8;
      padding: 3px 10px;
      border-radius: var(--radius-pill);
      display: inline-block;
      margin-bottom: 12px;
    }
    .roadmap-card h4 {
      font-size: 18px;
      margin-bottom: 10px;
      color: #ffffff;
    }
    .roadmap-card p {
      font-size: 14px;
      color: #94a3b8;
      line-height: 1.6;
    }
    /* 5. 实战训练案例与成效 */
    .case-card {
      background: #ffffff;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      display: grid;
      grid-template-columns: 1fr 1.2fr;
    }
    .case-media {
      position: relative;
      background: #0f172a;
    }
    .case-media img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .case-content {
      padding: 40px;
      display: flex;
      flex-direction: column;
      justify-content: center;
    }
    .case-metrics-row {
      display: flex;
      gap: 24px;
      margin: 24px 0;
      padding: 16px 0;
      border-top: 1px dashed var(--border-color);
      border-bottom: 1px dashed var(--border-color);
    }
    .metric-col-title {
      font-size: 24px;
      font-weight: 700;
      color: var(--primary);
    }
    .metric-col-label {
      font-size: 13px;
      color: var(--text-muted);
    }
    /* 6. 关键数据效能条 */
    .stat-bar-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      text-align: center;
    }
    .stat-box {
      padding: 24px;
      background: #ffffff;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }
    .stat-number {
      font-size: 38px;
      font-weight: 800;
      color: var(--primary-dark);
      margin-bottom: 6px;
      line-height: 1.1;
    }
    .stat-label {
      font-size: 14px;
      color: var(--text-muted);
    }
    /* 7. 产品版本矩阵 */
    .pricing-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .pricing-card {
      background: #ffffff;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      padding: 36px 30px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      position: relative;
    }
    .pricing-card.featured {
      border: 2px solid var(--primary);
      box-shadow: var(--shadow-lg);
    }
    .pricing-badge {
      position: absolute;
      top: -12px;
      right: 24px;
      background: var(--primary);
      color: #ffffff;
      font-size: 12px;
      font-weight: 600;
      padding: 3px 12px;
      border-radius: var(--radius-pill);
    }
    .pricing-name {
      font-size: 22px;
      font-weight: 700;
      color: var(--primary-dark);
      margin-bottom: 8px;
    }
    .pricing-desc {
      font-size: 14px;
      color: var(--text-muted);
      margin-bottom: 24px;
      min-height: 42px;
    }
    .pricing-features {
      list-style: none;
      margin-bottom: 32px;
      display: flex;
      flex-direction: column;
      gap: 12px;
      flex-grow: 1;
    }
    .pricing-features li {
      font-size: 14px;
      color: var(--text-main);
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .check-mark {
      color: var(--accent-green);
      font-weight: 700;
    }
    /* 8. 更新日志与版本记录 */
    .log-list {
      max-width: 860px;
      margin: 0 auto;
      border-left: 2px solid #e2e8f0;
      padding-left: 28px;
      display: flex;
      flex-direction: column;
      gap: 36px;
    }
    .log-item {
      position: relative;
    }
    .log-item::before {
      content: "";
      position: absolute;
      left: -35px;
      top: 6px;
      width: 12px;
      height: 12px;
      border-radius: 50%;
      background: var(--primary);
      border: 3px solid #ffffff;
      box-shadow: 0 0 0 2px var(--primary);
    }
    .log-date {
      font-size: 13px;
      color: var(--text-muted);
      margin-bottom: 4px;
      font-weight: 500;
    }
    .log-title {
      font-size: 18px;
      font-weight: 700;
      color: var(--primary-dark);
      margin-bottom: 8px;
    }
    .log-desc {
      font-size: 14.5px;
      color: var(--text-muted);
      line-height: 1.6;
    }
    /* 9. 科研前沿资讯列表 */
    .news-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .news-card {
      background: #ffffff;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
    }
    .news-img-wrap {
      height: 180px;
      overflow: hidden;
    }
    .news-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.3s ease;
    }
    .news-card:hover .news-img-wrap img {
      transform: scale(1.04);
    }
    .news-body {
      padding: 24px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }
    .news-meta {
      font-size: 12.5px;
      color: var(--text-muted);
      margin-bottom: 8px;
    }
    .news-body h4 {
      font-size: 17px;
      color: var(--primary-dark);
      margin-bottom: 10px;
      line-height: 1.4;
    }
    .news-body p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 16px;
      flex-grow: 1;
    }
    /* 10. 教练与科研团队口碑墙 */
    .testi-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .testi-card {
      background: #ffffff;
      border-radius: var(--radius-md);
      padding: 30px;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }
    .testi-text {
      font-size: 14.5px;
      color: var(--text-main);
      line-height: 1.7;
      margin-bottom: 20px;
      position: relative;
    }
    .testi-author {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .avatar-placeholder {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: #e2e8f0;
      color: var(--primary-dark);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 16px;
    }
    .author-name {
      font-size: 15px;
      font-weight: 700;
      color: var(--primary-dark);
    }
    .author-title {
      font-size: 12.5px;
      color: var(--text-muted);
    }
    /* 11. FAQ 手风琴 */
    .faq-container {
      max-width: 840px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 16px;
    }
    .faq-item {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
    }
    .faq-trigger {
      width: 100%;
      text-align: left;
      padding: 20px 24px;
      background: none;
      border: none;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 16px;
      font-weight: 600;
      color: var(--primary-dark);
      cursor: pointer;
    }
    .faq-icon {
      font-size: 18px;
      transition: transform 0.25s ease;
      color: var(--primary);
    }
    .faq-content {
      padding: 0 24px 20px;
      font-size: 14.5px;
      color: var(--text-muted);
      line-height: 1.7;
      display: none;
    }
    .faq-item.active .faq-content {
      display: block;
    }
    .faq-item.active .faq-icon {
      transform: rotate(45deg);
    }
    /* 12. 咨询与演示申请表单 */
    .contact-layout {
      display: grid;
      grid-template-columns: 1fr 1.3fr;
      gap: 40px;
      align-items: start;
    }
    .contact-info-panel {
      padding: 36px;
      background: #ffffff;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }
    .contact-info-panel h3 {
      font-size: 22px;
      color: var(--primary-dark);
      margin-bottom: 16px;
    }
    .contact-info-panel p {
      font-size: 14.5px;
      color: var(--text-muted);
      margin-bottom: 24px;
      line-height: 1.7;
    }
    .contact-spec-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }
    .contact-spec-item {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      font-size: 14px;
      color: var(--text-main);
    }
    .contact-form-wrap {
      background: #ffffff;
      padding: 40px;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-md);
    }
    .form-grid-2 {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 18px;
      margin-bottom: 18px;
    }
    .form-group {
      display: flex;
      flex-direction: column;
      gap: 6px;
      margin-bottom: 18px;
    }
    .form-label {
      font-size: 13.5px;
      font-weight: 600;
      color: var(--text-main);
    }
    .form-control {
      width: 100%;
      padding: 12px 14px;
      border-radius: var(--radius-sm);
      border: 1px solid var(--border-color);
      background-color: #f8fafc;
      font-size: 14px;
      color: var(--text-main);
      outline: none;
      transition: var(--transition);
    }
    .form-control:focus {
      background-color: #ffffff;
      border-color: var(--primary);
      box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.15);
    }
    .form-checkbox-row {
      display: flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 24px;
      font-size: 13px;
      color: var(--text-muted);
    }
    .btn-submit {
      width: 100%;
      background: linear-gradient(135deg, var(--primary), hsl(210, 80%, 38%));
      color: #ffffff;
      border: none;
      padding: 14px;
      border-radius: var(--radius-pill);
      font-size: 15px;
      font-weight: 700;
      cursor: pointer;
      box-shadow: 0 4px 16px rgba(14, 165, 233, 0.35);
      transition: var(--transition);
    }
    .btn-submit:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 22px rgba(14, 165, 233, 0.45);
    }
    /* 页脚 */
    .site-footer {
      background-color: var(--primary-dark);
      color: #94a3b8;
      padding: 60px 0 30px;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      font-size: 14px;
    }
    .footer-top {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1fr 1fr;
      gap: 40px;
      margin-bottom: 40px;
    }
    .footer-brand h4 {
      color: #ffffff;
      font-size: 18px;
      margin-bottom: 14px;
    }
    .footer-col h5 {
      color: #ffffff;
      font-size: 15px;
      margin-bottom: 16px;
    }
    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .footer-links a:hover {
      color: #ffffff;
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 16px;
      font-size: 13px;
    }
    /* 响应式断点 */
    @media (max-width: 1024px) {
      .bento-grid {
        grid-template-columns: 1fr;
      }
      .grid-3, .pricing-grid, .news-grid, .testi-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .roadmap-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .case-card {
        grid-template-columns: 1fr;
      }
      .footer-top {
        grid-template-columns: repeat(2, 1fr);
      }
    }
    @media (max-width: 768px) {
      .nav-list {
        display: none;
        position: absolute;
        top: 76px;
        left: 0;
        width: 100%;
        background: #ffffff;
        flex-direction: column;
        padding: 24px;
        box-shadow: var(--shadow-lg);
        border-bottom: 1px solid var(--border-color);
        gap: 16px;
      }
      .nav-list.open {
        display: flex;
      }
      .mobile-toggle {
        display: block;
      }
      .top-bar {
        display: none;
      }
      .grid-3, .pricing-grid, .news-grid, .testi-grid, .roadmap-grid, .stat-bar-grid {
        grid-template-columns: 1fr;
      }
      .contact-layout {
        grid-template-columns: 1fr;
      }
      .form-grid-2 {
        grid-template-columns: 1fr;
      }
      .bento-cta-bar {
        flex-direction: column;
        text-align: center;
        gap: 18px;
      }
      .footer-top {
        grid-template-columns: 1fr;
      }
      .bento-main {
        padding: 30px 20px;
      }
      .bento-main h1 {
        font-size: 28px;
      }
      section {
        padding: 60px 0;
      }
    }