/* roulang page: index */
:root {
      --primary: #1A56DB;
      --primary-hover: #1442af;
      --secondary: #7E3AF2;
      --bg-main: #F9FAFB;
      --bg-dark: #0F172A;
      --card-dark: #1E293B;
      --text-main: #111827;
      --text-muted: #4B5563;
      --border-light: #E5E7EB;
    }
    
    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background-color: var(--bg-main);
      color: var(--text-main);
      overflow-x: hidden;
    }

    .ticket-edge {
      position: relative;
      background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    }
    .ticket-edge::before, .ticket-edge::after {
      content: '';
      position: absolute;
      top: 50%;
      width: 20px;
      height: 20px;
      background-color: #F9FAFB;
      border-radius: 50%;
      transform: translateY(-50%);
    }
    .ticket-edge::before { left: -10px; }
    .ticket-edge::after { right: -10px; }

    .glow-effect {
      box-shadow: 0 10px 30px -5px rgba(26, 86, 219, 0.3);
    }
    
    .accordion-content {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.35s cubic-bezier(0, 1, 0, 1);
    }
    .accordion-content.open {
      max-height: 500px;
      transition: max-height 0.4s ease-in-out;
    }

    .glass-nav {
      backdrop-filter: blur(12px);
      background-color: rgba(255, 255, 255, 0.92);
    }