/* roulang page: index */
:root {
      --primary: #0ea5e9;
      --secondary: #10b981;
      --accent: #f59e0b;
      --dark-bg: #0f172a;
      --surface: #f8fafc;
      --border-color: #e2e8f0;
      --text-main: #0f172a;
      --text-muted: #64748b;
    }
    html {
      scroll-behavior: smooth;
    }
    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      color: #334155;
      background-color: #ffffff;
      overflow-x: hidden;
    }
    .custom-shadow {
      box-shadow: 0 10px 25px -5px rgba(14, 165, 233, 0.08), 0 8px 10px -6px rgba(14, 165, 233, 0.05);
    }
    .hero-gradient {
      background: linear-gradient(135deg, rgba(15, 23, 42, 0.92) 0%, rgba(15, 23, 42, 0.85) 100%), url('/assets/images/0f70a7f421bc65d5.png') center/cover no-repeat;
    }
    .glass-card {
      background: rgba(255, 255, 255, 0.1);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border: 1px solid rgba(255, 255, 255, 0.2);
    }
    .ticket-sawtooth {
      position: relative;
      background: #ffffff;
    }
    .ticket-sawtooth::after {
      content: "";
      position: absolute;
      right: -10px;
      top: calc(50% - 10px);
      width: 20px;
      height: 20px;
      background-color: #0f172a;
      border-radius: 50%;
    }
    details > summary {
      list-style: none;
    }
    details > summary::-webkit-details-marker {
      display: none;
    }
    details[open] summary svg {
      transform: rotate(180deg);
    }