/* roulang page: index */
:root {
      --bg-main: #0D1117;
      --bg-alt: #161B22;
      --bg-card: rgba(22, 27, 34, 0.85);
      --bg-card-hover: rgba(30, 38, 49, 0.95);
      --primary-color: #00FF66;
      --primary-neon: #00E5FF;
      --accent-orange: #FF5722;
      --text-white: #FFFFFF;
      --text-gray: #C9D1D9;
      --text-muted: #8B949E;
      --border-line: rgba(255, 255, 255, 0.08);
      --border-glow: rgba(0, 255, 102, 0.3);
      --radius-sm: 6px;
      --radius-md: 12px;
      --radius-lg: 20px;
      --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.4);
      --transition: all 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background-color: var(--bg-main);
      color: var(--text-gray);
      line-height: 1.75;
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: var(--transition);
    }

    img {
      max-width: 100%;
      height: auto;
      display: block;
      border-radius: var(--radius-sm);
    }

    /* 容器控制 */
    .container {
      width: 100%;
      max-width: 1240px;
      margin: 0 auto;
      padding: 0 24px;
    }

    /* 浮动 Dock 导航栏 */
    .dock-header {
      position: fixed;
      top: 16px;
      left: 50%;
      transform: translateX(-50%);
      width: calc(100% - 32px);
      max-width: 1100px;
      background: rgba(13, 17, 23, 0.88);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
      border: 1px solid var(--border-line);
      border-radius: 40px;
      padding: 10px 24px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      z-index: 999;
      box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    }

    .brand-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 1.25rem;
      font-weight: 800;
      color: var(--text-white);
      letter-spacing: -0.5px;
    }

    .brand-logo .logo-icon {
      width: 28px;
      height: 28px;
      background: linear-gradient(135deg, var(--primary-color), var(--primary-neon));
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: #000;
      font-weight: 900;
      font-size: 14px;
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 20px;
      list-style: none;
    }

    .nav-links a {
      font-size: 0.9rem;
      font-weight: 500;
      color: var(--text-gray);
      padding: 6px 10px;
      border-radius: 6px;
    }

    .nav-links a:hover {
      color: var(--primary-color);
      background: rgba(255, 255, 255, 0.04);
    }

    .dock-cta {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: linear-gradient(135deg, var(--primary-color), #00cc52);
      color: #05140b;
      font-weight: 700;
      font-size: 0.9rem;
      padding: 8px 18px;
      border-radius: 30px;
      box-shadow: 0 0 16px rgba(0, 255, 102, 0.35);
      border: none;
      cursor: pointer;
    }

    .dock-cta:hover {
      transform: translateY(-1px);
      box-shadow: 0 0 24px rgba(0, 255, 102, 0.6);
      color: #000;
    }

    /* 板块通用样式 */
    section {
      padding: 90px 0;
      position: relative;
    }

    .section-alt {
      background-color: var(--bg-alt);
    }

    .section-header {
      text-align: center;
      margin-bottom: 54px;
    }

    .section-badge {
      display: inline-block;
      font-size: 0.8rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 1.5px;
      color: var(--primary-color);
      background: rgba(0, 255, 102, 0.1);
      padding: 4px 14px;
      border-radius: 20px;
      border: 1px solid rgba(0, 255, 102, 0.2);
      margin-bottom: 12px;
    }

    .section-title {
      font-size: 2.2rem;
      font-weight: 800;
      color: var(--text-white);
      margin-bottom: 14px;
      line-height: 1.3;
    }

    .section-desc {
      font-size: 1rem;
      color: var(--text-muted);
      max-width: 680px;
      margin: 0 auto;
      line-height: 1.8;
    }

    /* 按钮通用 */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 12px 28px;
      border-radius: 8px;
      font-size: 1rem;
      font-weight: 700;
      cursor: pointer;
      border: 1px solid transparent;
      transition: var(--transition);
    }

    .btn-primary {
      background: linear-gradient(135deg, var(--primary-color), #00d655);
      color: #07190d;
      box-shadow: 0 4px 18px rgba(0, 255, 102, 0.35);
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 26px rgba(0, 255, 102, 0.55);
      color: #000;
    }

    .btn-secondary {
      background: rgba(255, 255, 255, 0.05);
      border-color: var(--border-line);
      color: var(--text-white);
    }

    .btn-secondary:hover {
      background: rgba(255, 255, 255, 0.1);
      border-color: rgba(255, 255, 255, 0.25);
    }

    /* 板块 1: Hero 首屏 */
    .hero-section {
      padding-top: 150px;
      padding-bottom: 80px;
      background: radial-gradient(circle at 50% 20%, rgba(0, 229, 255, 0.12) 0%, rgba(13, 17, 23, 1) 75%), url('/assets/images/ea04a130ccf201c7.webp') center/cover no-repeat;
      background-blend-mode: overlay;
      position: relative;
    }

    .hero-grid {
      display: grid;
      grid-template-columns: 1.15fr 0.85fr;
      gap: 40px;
      align-items: center;
    }

    .hero-content h1 {
      font-size: 3.2rem;
      font-weight: 900;
      color: var(--text-white);
      line-height: 1.15;
      margin-bottom: 20px;
      letter-spacing: -1px;
    }

    .hero-content h1 span {
      background: linear-gradient(135deg, var(--primary-color), var(--primary-neon));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .hero-summary {
      font-size: 1.05rem;
      color: var(--text-gray);
      margin-bottom: 30px;
      line-height: 1.8;
      max-width: 580px;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      margin-bottom: 32px;
    }

    .hero-env-badge {
      display: flex;
      align-items: center;
      gap: 16px;
      font-size: 0.85rem;
      color: var(--text-muted);
      border-top: 1px solid var(--border-line);
      padding-top: 20px;
    }

    .hero-env-badge span {
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }

    .hero-env-badge svg {
      width: 14px;
      height: 14px;
      fill: var(--primary-color);
    }

    .hero-card-preview {
      background: var(--bg-card);
      border: 1px solid var(--border-line);
      border-radius: var(--radius-lg);
      padding: 16px;
      box-shadow: var(--shadow-card);
      position: relative;
    }

    .hero-img-wrap {
      position: relative;
      overflow: hidden;
      border-radius: var(--radius-md);
      aspect-ratio: 16/10;
    }

    .hero-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    .hero-ping-tag {
      position: absolute;
      bottom: 14px;
      right: 14px;
      background: rgba(13, 17, 23, 0.85);
      border: 1px solid var(--border-line);
      backdrop-filter: blur(8px);
      padding: 6px 14px;
      border-radius: 20px;
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 0.85rem;
      color: var(--primary-color);
      font-weight: 600;
    }

    .ping-dot {
      width: 8px;
      height: 8px;
      background-color: var(--primary-color);
      border-radius: 50%;
      box-shadow: 0 0 8px var(--primary-color);
    }

    /* 板块 2: 平台架构与核心参数 (About / Specs) */
    .specs-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 48px;
      align-items: center;
    }

    .specs-card-list {
      display: flex;
      flex-direction: column;
      gap: 16px;
      margin-top: 24px;
    }

    .spec-item {
      background: var(--bg-card);
      border: 1px solid var(--border-line);
      border-radius: var(--radius-md);
      padding: 18px 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    .spec-label {
      font-size: 0.95rem;
      color: var(--text-white);
      font-weight: 600;
    }

    .spec-desc {
      font-size: 0.85rem;
      color: var(--text-muted);
    }

    .spec-val {
      font-size: 1.1rem;
      font-weight: 800;
      color: var(--primary-neon);
      text-align: right;
    }

    /* 板块 3: 六维核心优势网格 (Advantages Bento-Grid) */
    .bento-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .bento-card {
      background: var(--bg-card);
      border: 1px solid var(--border-line);
      border-radius: var(--radius-md);
      padding: 30px;
      transition: var(--transition);
      position: relative;
      overflow: hidden;
    }

    .bento-card:hover {
      transform: translateY(-4px);
      border-color: var(--border-glow);
      background: var(--bg-card-hover);
    }

    .bento-icon {
      width: 48px;
      height: 48px;
      border-radius: 10px;
      background: rgba(0, 255, 102, 0.08);
      border: 1px solid rgba(0, 255, 102, 0.2);
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 20px;
      color: var(--primary-color);
      font-size: 20px;
      font-weight: 900;
    }

    .bento-title {
      font-size: 1.25rem;
      font-weight: 700;
      color: var(--text-white);
      margin-bottom: 12px;
    }

    .bento-text {
      font-size: 0.92rem;
      color: var(--text-gray);
      line-height: 1.7;
    }

    /* 板块 4: 热门游戏矩阵 (Hot Games) */
    .game-matrix-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }

    .game-card {
      background: var(--bg-card);
      border: 1px solid var(--border-line);
      border-radius: var(--radius-md);
      overflow: hidden;
      transition: var(--transition);
      display: flex;
      flex-direction: column;
    }

    .game-card:hover {
      transform: translateY(-4px);
      border-color: var(--border-glow);
      box-shadow: 0 12px 30px rgba(0, 0, 0, 0.6);
    }

    .game-thumb {
      position: relative;
      width: 100%;
      height: 200px;
      overflow: hidden;
    }

    .game-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: var(--transition);
    }

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

    .game-tag {
      position: absolute;
      top: 12px;
      left: 12px;
      background: var(--accent-orange);
      color: #fff;
      font-size: 0.75rem;
      font-weight: 700;
      padding: 4px 10px;
      border-radius: 4px;
    }

    .game-info {
      padding: 24px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }

    .game-name {
      font-size: 1.2rem;
      font-weight: 700;
      color: var(--text-white);
      margin-bottom: 8px;
    }

    .game-desc {
      font-size: 0.9rem;
      color: var(--text-muted);
      margin-bottom: 16px;
      flex-grow: 1;
    }

    .game-meta {
      display: flex;
      align-items: center;
      justify-content: space-between;
      border-top: 1px solid var(--border-line);
      padding-top: 16px;
    }

    .game-opt-badge {
      font-size: 0.8rem;
      color: var(--primary-neon);
      font-weight: 600;
    }

    /* 板块 5: 技术架构与硬件调度 (Tech Architecture) */
    .tech-bg {
      background: #080B0F;
      border-top: 1px solid var(--border-line);
      border-bottom: 1px solid var(--border-line);
    }

    .tech-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 32px;
    }

    .tech-box {
      background: rgba(13, 17, 23, 0.6);
      border: 1px solid var(--border-line);
      border-radius: var(--radius-md);
      padding: 32px;
    }

    .tech-box h3 {
      font-size: 1.3rem;
      color: var(--text-white);
      margin-bottom: 14px;
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .tech-box h3::before {
      content: "";
      width: 4px;
      height: 18px;
      background: var(--primary-color);
      display: inline-block;
      border-radius: 2px;
    }

    .tech-box p {
      font-size: 0.95rem;
      color: var(--text-gray);
      margin-bottom: 16px;
    }

    /* 板块 6: 场景沉浸区 (User Scenarios) */
    .scenario-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .scenario-card {
      background: var(--bg-card);
      border: 1px solid var(--border-line);
      border-radius: var(--radius-md);
      padding: 24px;
      border-top: 3px solid var(--border-line);
      transition: var(--transition);
    }

    .scenario-card:hover {
      border-top-color: var(--primary-color);
      transform: translateY(-4px);
    }

    .scenario-card h3 {
      font-size: 1.1rem;
      color: var(--text-white);
      margin-bottom: 10px;
    }

    .scenario-card p {
      font-size: 0.88rem;
      color: var(--text-gray);
      line-height: 1.6;
    }

    /* 板块 7: 客户端界面巡礼 (UI Showcase) */
    .showcase-banner {
      background: var(--bg-card);
      border: 1px solid var(--border-line);
      border-radius: var(--radius-lg);
      overflow: hidden;
      padding: 24px;
    }

    .showcase-main-img {
      width: 100%;
      border-radius: var(--radius-md);
      aspect-ratio: 21/9;
      object-fit: cover;
      margin-bottom: 24px;
    }

    .showcase-features {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .showcase-feature-item {
      padding: 12px;
      border-left: 2px solid var(--primary-color);
    }

    .showcase-feature-item h4 {
      font-size: 0.95rem;
      color: var(--text-white);
      margin-bottom: 4px;
    }

    .showcase-feature-item span {
      font-size: 0.85rem;
      color: var(--text-muted);
    }

    /* 板块 8: 驱动生态联名与性能对比 (Cases / Hardware) */
    .cases-wrap {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 36px;
      align-items: center;
    }

    .chart-container {
      background: var(--bg-card);
      border: 1px solid var(--border-line);
      border-radius: var(--radius-md);
      padding: 28px;
    }

    .chart-title {
      font-size: 1.1rem;
      color: var(--text-white);
      margin-bottom: 24px;
      font-weight: 700;
    }

    .chart-bar-group {
      display: flex;
      flex-direction: column;
      gap: 18px;
    }

    .bar-item label {
      display: flex;
      justify-content: space-between;
      font-size: 0.88rem;
      color: var(--text-gray);
      margin-bottom: 6px;
    }

    .bar-track {
      width: 100%;
      height: 10px;
      background: rgba(255, 255, 255, 0.08);
      border-radius: 5px;
      overflow: hidden;
    }

    .bar-fill {
      height: 100%;
      background: linear-gradient(90deg, var(--primary-color), var(--primary-neon));
      border-radius: 5px;
    }

    /* 板块 9: 关键运营数据统计条 (Metrics Counter) */
    .metrics-bar {
      background: linear-gradient(180deg, #161B22 0%, #0D1117 100%);
      border-top: 1px solid var(--border-line);
      border-bottom: 1px solid var(--border-line);
      padding: 60px 0;
    }

    .metrics-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      text-align: center;
    }

    .metric-item .metric-number {
      font-size: 2.8rem;
      font-weight: 900;
      color: var(--text-white);
      line-height: 1.2;
      font-family: Consolas, Monaco, "Courier New", Courier, monospace;
      margin-bottom: 8px;
    }

    .metric-item .metric-number span {
      color: var(--primary-color);
      font-size: 2rem;
    }

    .metric-item .metric-label {
      font-size: 0.95rem;
      color: var(--text-muted);
      font-weight: 500;
    }

    /* 板块 10: 真实玩家评价墙 (Reviews) */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .review-card {
      background: var(--bg-card);
      border: 1px solid var(--border-line);
      border-radius: var(--radius-md);
      padding: 24px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .review-text {
      font-size: 0.92rem;
      color: var(--text-gray);
      margin-bottom: 20px;
      line-height: 1.7;
    }

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

    .reviewer-avatar {
      width: 40px;
      height: 40px;
      border-radius: 50%;
      background: #252D38;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      color: var(--primary-neon);
      font-size: 14px;
    }

    .reviewer-info h5 {
      font-size: 0.95rem;
      color: var(--text-white);
    }

    .reviewer-info p {
      font-size: 0.8rem;
      color: var(--text-muted);
    }

    /* 板块 11: 官方动态与驱动精选 (News & Guides) */
    .news-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .news-card {
      background: var(--bg-card);
      border: 1px solid var(--border-line);
      border-radius: var(--radius-md);
      overflow: hidden;
      display: flex;
      flex-direction: column;
    }

    .news-card img {
      width: 100%;
      height: 140px;
      object-fit: cover;
    }

    .news-body {
      padding: 16px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
    }

    .news-date {
      font-size: 0.75rem;
      color: var(--text-muted);
      margin-bottom: 6px;
    }

    .news-title {
      font-size: 0.98rem;
      font-weight: 700;
      color: var(--text-white);
      margin-bottom: 8px;
      line-height: 1.4;
    }

    .news-excerpt {
      font-size: 0.85rem;
      color: var(--text-gray);
      line-height: 1.6;
      margin-bottom: 12px;
      flex-grow: 1;
    }

    /* 板块 12: 常见问题手风琴 (FAQ) */
    .faq-wrapper {
      max-width: 860px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 16px;
    }

    .faq-item {
      background: var(--bg-card);
      border: 1px solid var(--border-line);
      border-radius: var(--radius-md);
      overflow: hidden;
      transition: var(--transition);
    }

    .faq-item[open] {
      border-left: 3px solid var(--primary-color);
      border-color: rgba(0, 255, 102, 0.3);
      background: var(--bg-card-hover);
    }

    .faq-summary {
      padding: 20px 24px;
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--text-white);
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      user-select: none;
      list-style: none;
    }

    .faq-summary::-webkit-details-marker {
      display: none;
    }

    .faq-summary::after {
      content: "+";
      font-size: 1.4rem;
      color: var(--primary-color);
      transition: var(--transition);
    }

    .faq-item[open] .faq-summary::after {
      transform: rotate(45deg);
    }

    .faq-content {
      padding: 0 24px 22px 24px;
      font-size: 0.95rem;
      color: var(--text-gray);
      line-height: 1.8;
      border-top: 1px solid rgba(255, 255, 255, 0.04);
      padding-top: 16px;
    }

    /* 板块 13: 转化驱动与安装包校验 (Final CTA) */
    .cta-card {
      background: linear-gradient(135deg, rgba(22, 27, 34, 0.95) 0%, rgba(13, 17, 23, 0.95) 100%), url('/assets/images/d85c92d1f7a4650e.png') center/cover no-repeat;
      border: 1px solid var(--border-glow);
      border-radius: var(--radius-lg);
      padding: 64px 40px;
      text-align: center;
      position: relative;
      box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
    }

    .cta-content {
      max-width: 720px;
      margin: 0 auto;
    }

    .cta-title {
      font-size: 2.4rem;
      font-weight: 900;
      color: var(--text-white);
      margin-bottom: 18px;
    }

    .cta-desc {
      font-size: 1.05rem;
      color: var(--text-gray);
      margin-bottom: 36px;
      line-height: 1.8;
    }

    .cta-actions {
      display: flex;
      justify-content: center;
      gap: 20px;
      flex-wrap: wrap;
      margin-bottom: 28px;
    }

    .checksum-bar {
      font-family: Consolas, Monaco, "Courier New", Courier, monospace;
      font-size: 0.85rem;
      color: var(--text-muted);
      background: rgba(0, 0, 0, 0.4);
      padding: 10px 18px;
      border-radius: var(--radius-sm);
      display: inline-block;
      border: 1px solid var(--border-line);
    }

    /* 统一页脚 Footer */
    .site-footer {
      background: #090C10;
      border-top: 1px solid var(--border-line);
      padding: 70px 0 30px 0;
      font-size: 0.9rem;
      color: var(--text-muted);
    }

    .footer-top {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1fr 1fr;
      gap: 40px;
      margin-bottom: 50px;
    }

    .footer-brand h4 {
      font-size: 1.3rem;
      color: var(--text-white);
      margin-bottom: 14px;
      font-weight: 800;
    }

    .footer-brand p {
      font-size: 0.88rem;
      line-height: 1.75;
      margin-bottom: 16px;
      color: var(--text-gray);
    }

    .footer-col h5 {
      font-size: 1rem;
      color: var(--text-white);
      margin-bottom: 18px;
      font-weight: 700;
    }

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

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

    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      padding-top: 28px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 16px;
      font-size: 0.82rem;
    }

    .footer-meta-block {
      display: flex;
      flex-direction: column;
      gap: 6px;
    }

    /* 响应式断点适配 */
    @media (max-width: 1024px) {
      .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
      }
      .hero-summary {
        margin: 0 auto 30px auto;
      }
      .hero-actions {
        justify-content: center;
      }
      .hero-env-badge {
        justify-content: center;
      }
      .bento-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .scenario-grid,
      .news-grid,
      .showcase-features {
        grid-template-columns: repeat(2, 1fr);
      }
      .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 36px;
      }
      .footer-top {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 767px) {
      .dock-header {
        width: calc(100% - 20px);
        padding: 8px 16px;
      }
      .nav-links {
        display: none;
      }
      .hero-content h1 {
        font-size: 2.2rem;
      }
      .specs-grid,
      .cases-wrap,
      .bento-grid,
      .game-matrix-grid,
      .tech-grid,
      .scenario-grid,
      .showcase-features,
      .reviews-grid,
      .news-grid,
      .metrics-grid,
      .footer-top {
        grid-template-columns: 1fr;
      }
      .cta-card {
        padding: 40px 20px;
      }
      .cta-title {
        font-size: 1.8rem;
      }
      .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
      }
    }