/* roulang page: index */
:root {
            --bg-base: #0B0F17;
            --bg-card: #141C2E;
            --bg-card-alt: #1A2338;
            --color-accent: #00FF88;
            --color-cyan: #00E5FF;
            --text-heading: #F8FAFC;
            --text-body: #94A3B8;
            --border-glow: rgba(0, 255, 136, 0.2);
        }
        body {
            background-color: var(--bg-base);
            color: var(--text-body);
            font-family: 'PingFang SC', "Microsoft YaHei", "Noto Sans SC", sans-serif;
            overflow-x: hidden;
        }
        .glow-btn {
            box-shadow: 0 0 20px rgba(0, 255, 136, 0.25);
            transition: all 0.3s ease;
        }
        .glow-btn:hover {
            box-shadow: 0 0 30px rgba(0, 255, 136, 0.45);
            transform: translateY(-2px);
        }
        .tactical-border {
            border: 1px solid rgba(148, 163, 184, 0.15);
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .tactical-border:hover {
            border-color: rgba(0, 255, 136, 0.4);
            transform: translateY(-4px);
            box-shadow: 0 12px 30px -10px rgba(0, 0, 0, 0.8);
        }
        .bg-grid-pattern {
            background-size: 32px 32px;
            background-image: 
                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);
        }
        .custom-scrollbar::-webkit-scrollbar {
            width: 6px;
            height: 6px;
        }
        .custom-scrollbar::-webkit-scrollbar-thumb {
            background: #1E293B;
            border-radius: 3px;
        }