/* roulang page: index */
:root {
            --bg-primary: #080C16;
            --bg-secondary: #0D1527;
            --cyan-accent: #00D2FF;
            --lime-accent: #10B981;
            --text-main: #F1F5F9;
            --text-muted: #94A3B8;
            --border-glow: rgba(0, 210, 255, 0.18);
        }

        body {
            background-color: var(--bg-primary);
            color: var(--text-main);
            overflow-x: hidden;
        }

        .glass-card {
            background: rgba(13, 21, 39, 0.72);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid var(--border-glow);
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .glass-card:hover {
            border-color: rgba(0, 210, 255, 0.48);
            transform: translateY(-3px);
            box-shadow: 0 10px 30px -10px rgba(0, 210, 255, 0.2);
        }

        .btn-glow-primary {
            background: linear-gradient(135deg, #00D2FF 0%, #10B981 100%);
            box-shadow: 0 0 20px rgba(0, 210, 255, 0.42);
            transition: all 0.28s ease;
        }
        .btn-glow-primary:hover {
            box-shadow: 0 0 28px rgba(0, 210, 255, 0.65);
            transform: translateY(-1px);
        }

        .text-gradient {
            background: linear-gradient(135deg, #FFFFFF 20%, #00D2FF 70%, #10B981 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .cyber-grid {
            background-image: linear-gradient(rgba(0, 210, 255, 0.05) 1px, transparent 1px),
                              linear-gradient(90deg, rgba(0, 210, 255, 0.05) 1px, transparent 1px);
            background-size: 38px 38px;
        }

        /* 隐藏滚动条 */
        .no-scrollbar::-webkit-scrollbar {
            display: none;
        }
        .no-scrollbar {
            -ms-overflow-style: none;
            scrollbar-width: none;
        }