/* roulang page: index */
:root {
            --bg-base: #070d1e;
            --border-glow: rgba(79, 172, 254, 0.25);
        }
        body {
            background-color: var(--bg-base);
            color: #d1d5db;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            overflow-x: hidden;
        }
        .glass-panel {
            background: rgba(13, 23, 46, 0.65);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border: 1px solid rgba(79, 172, 254, 0.18);
        }
        .glass-panel-hover:hover {
            border-color: rgba(0, 242, 254, 0.5);
            box-shadow: 0 0 20px rgba(0, 242, 254, 0.2);
            transform: translateY(-2px);
        }
        .text-gradient {
            background: linear-gradient(135deg, #ffffff 0%, #a5f3fc 60%, #ff7b90 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .glow-btn-primary {
            background: linear-gradient(135deg, #00f2fe 0%, #4facfe 100%);
            box-shadow: 0 0 20px rgba(0, 242, 254, 0.4);
            transition: all 0.3s ease;
        }
        .glow-btn-primary:hover {
            box-shadow: 0 0 30px rgba(0, 242, 254, 0.7);
            filter: brightness(1.1);
        }
        .glow-btn-secondary {
            background: linear-gradient(135deg, #ff7b90 0%, #ff4b6b 100%);
            box-shadow: 0 0 20px rgba(255, 123, 144, 0.4);
            transition: all 0.3s ease;
        }
        .glow-btn-secondary:hover {
            box-shadow: 0 0 30px rgba(255, 123, 144, 0.7);
            filter: brightness(1.1);
        }

/* roulang page: category1 */
:root {
      --bg-base: #070d1e;
      --border-glow: rgba(79, 172, 254, 0.25);
    }
    body {
      background-color: var(--bg-base);
      color: #d1d5db;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      overflow-x: hidden;
    }
    .text-gradient {
      background: linear-gradient(135deg, #ffffff 0%, #a5f3fc 60%, #ff7b90 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .glow-btn-primary {
      background: linear-gradient(135deg, #00f2fe 0%, #4facfe 100%);
      box-shadow: 0 0 20px rgba(0, 242, 254, 0.4);
      transition: all 0.3s ease;
    }
    .glow-btn-primary:hover {
      box-shadow: 0 0 30px rgba(0, 242, 254, 0.7);
      filter: brightness(1.1);
    }
    .glow-btn-secondary {
      background: linear-gradient(135deg, #ff7b90 0%, #ff4b6b 100%);
      box-shadow: 0 0 20px rgba(255, 123, 144, 0.4);
      transition: all 0.3s ease;
    }
    .glow-btn-secondary:hover {
      box-shadow: 0 0 30px rgba(255, 123, 144, 0.7);
      filter: brightness(1.1);
    }
    .glass-panel {
      background: rgba(13, 24, 48, 0.75);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border: 1px solid rgba(79, 172, 254, 0.15);
    }
    .glass-panel-hover {
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .glass-panel-hover:hover {
      transform: translateY(-4px);
      border-color: rgba(79, 172, 254, 0.4);
      box-shadow: 0 12px 30px -10px rgba(0, 242, 254, 0.15);
    }
    .glow-tag {
      background: rgba(0, 242, 254, 0.1);
      border: 1px solid rgba(0, 242, 254, 0.3);
      color: #38bdf8;
    }