/* roulang page: index */
:root {
      --xg-red: #ff3b5c;
      --xg-dark: #12141a;
      --xg-card-bg: #1c1f26;
      --xg-text-muted: #8b949e;
      --xg-border: #2d333b;
      --xg-accent: #ff5277;
    }
    body {
      background-color: var(--xg-dark);
      color: #e6edf3;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      line-height: 1.6;
    }
    a {
      text-decoration: none;
      color: inherit;
      transition: color 0.2s ease;
    }
    a:hover {
      color: var(--xg-red);
    }
    /* 导航 */
    .site-nav {
      background-color: rgba(18, 20, 26, 0.95);
      backdrop-filter: blur(10px);
      border-bottom: 1px solid var(--xg-border);
      position: sticky;
      top: 0;
      z-index: 1000;
    }
    .brand-logo {
      font-size: 1.5rem;
      font-weight: 800;
      color: #fff;
      display: flex;
      align-items: center;
      gap: 0.5rem;
    }
    .brand-logo span {
      color: var(--xg-red);
    }
    /* 扁平紧凑 Hero */
    .hero-compact {
      background: linear-gradient(135deg, rgba(18, 20, 26, 0.92), rgba(28, 31, 38, 0.92)), url('/assets/images/39084e416381aea0.jpg') center/cover no-repeat;
      padding: 3.5rem 0 3rem;
      border-bottom: 1px solid var(--xg-border);
    }
    .hero-chip {
      background: rgba(255, 59, 92, 0.15);
      color: var(--xg-red);
      border: 1px solid rgba(255, 59, 92, 0.3);
      padding: 0.3rem 0.8rem;
      border-radius: 20px;
      font-size: 0.85rem;
      display: inline-block;
      margin-bottom: 1rem;
    }
    .hero-cta-btn {
      background: var(--xg-red);
      color: #fff;
      font-weight: 600;
      padding: 0.75rem 2rem;
      border-radius: 8px;
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
      transition: transform 0.2s, background 0.2s;
    }
    .hero-cta-btn:hover {
      background: var(--xg-accent);
      color: #fff;
      transform: translateY(-2px);
    }
    /* 通用区块排版 */
    .content-sec {
      padding: 3.5rem 0;
      border-bottom: 1px solid var(--xg-border);
    }
    .sec-alt {
      background-color: #171920;
    }
    .sec-header {
      margin-bottom: 2rem;
    }
    .sec-header h2 {
      font-size: 1.75rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 0.5rem;
    }
    .sec-header p {
      color: var(--xg-text-muted);
      margin-bottom: 0;
    }
    /* 卡片与网格 */
    .xg-card {
      background-color: var(--xg-card-bg);
      border: 1px solid var(--xg-border);
      border-radius: 12px;
      overflow: hidden;
      height: 100%;
      transition: transform 0.2s, border-color 0.2s;
    }
    .xg-card:hover {
      transform: translateY(-4px);
      border-color: rgba(255, 59, 92, 0.5);
    }
    .xg-card-img {
      width: 100%;
      height: 190px;
      object-fit: cover;
    }
    .xg-card-body {
      padding: 1.25rem;
    }
    .badge-tag {
      background-color: rgba(255, 255, 255, 0.1);
      color: #d1d5db;
      font-size: 0.75rem;
      padding: 0.25rem 0.5rem;
      border-radius: 4px;
      margin-right: 0.4rem;
    }
    /* 进度条与指标条 */
    .custom-progress {
      height: 8px;
      background-color: #2d333b;
      border-radius: 4px;
      overflow: hidden;
      margin: 0.6rem 0;
    }
    .custom-progress-bar {
      height: 100%;
      background: linear-gradient(90deg, #ff3b5c, #ff809b);
    }
    /* 列表与行展示 */
    .list-item-row {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 1rem;
      background: var(--xg-card-bg);
      border: 1px solid var(--xg-border);
      border-radius: 8px;
      margin-bottom: 0.75rem;
      transition: background-color 0.2s;
    }
    .list-item-row:hover {
      background: #232731;
    }
    /* 底部收口 */
    .site-footer {
      background-color: #0d0f13;
      padding: 3rem 0 2rem;
      border-top: 1px solid var(--xg-border);
      color: var(--xg-text-muted);
      font-size: 0.9rem;
    }
    .footer-links a {
      color: var(--xg-text-muted);
      margin-right: 1.5rem;
    }
    .footer-links a:hover {
      color: #fff;
    }