/* roulang page: index */
:root {
      --bg-dark: #070b14;
      --bg-card: rgba(15, 23, 42, 0.72);
      --border-glow: rgba(0, 229, 255, 0.18);
      --text-main: #f8fafc;
      --text-muted: #94a3b8;
    }
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
      scroll-behavior: smooth;
    }
    body {
      background-color: var(--bg-dark);
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
      line-height: 1.6;
      overflow-x: hidden;
    }
    .glass-card {
      background: var(--bg-card);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border: 1px solid rgba(255, 255, 255, 0.08);
      border-radius: 1rem;
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .glass-card:hover {
      border-color: rgba(0, 229, 255, 0.4);
      box-shadow: 0 10px 30px -10px rgba(0, 229, 255, 0.25);
      transform: translateY(-2px);
    }
    .pitch-grid {
      background-image: 
        radial-gradient(circle at 50% 50%, rgba(26, 104, 255, 0.12) 0%, transparent 60%),
        linear-gradient(to right, rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
      background-size: 100% 100%, 48px 48px, 48px 48px;
    }
    .btn-glow {
      background: linear-gradient(135deg, #1a68ff 0%, #00e5ff 100%);
      box-shadow: 0 0 24px rgba(0, 229, 255, 0.4);
      transition: all 0.3s ease;
    }
    .btn-glow:hover {
      box-shadow: 0 0 35px rgba(0, 229, 255, 0.7);
      transform: translateY(-2px);
    }
    .neon-text {
      background: linear-gradient(135deg, #ffffff 30%, #00e5ff 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .sub-section {
      position: relative;
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }
    /* 进度条与雷达卡条目 */
    .stat-fill {
      height: 6px;
      border-radius: 9999px;
      background: linear-gradient(90deg, #1a68ff, #00e5ff);
    }
    details summary::-webkit-details-marker {
      display: none;
    }