/* roulang page: index */
:root {
            --color-bg: #0b0e14;
            --color-card: #121824;
            --color-border: rgba(0, 240, 255, 0.15);
            --color-cyan: #00f0ff;
            --color-purple: #8a2be2;
        }
        body {
            background-color: #0b0e14;
            color: #e2e8f0;
            font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
            line-height: 1.75;
            overflow-x: hidden;
        }
        .glow-border {
            border: 1px solid rgba(0, 240, 255, 0.2);
            transition: all 0.3s ease;
        }
        .glow-border:hover {
            border-color: rgba(0, 240, 255, 0.6);
            box-shadow: 0 0 20px rgba(0, 240, 255, 0.25);
            transform: translateY(-2px);
        }
        .hero-gradient {
            background: linear-gradient(135deg, rgba(0, 240, 255, 0.1) 0%, rgba(138, 43, 226, 0.15) 100%);
        }
        .text-glow {
            text-shadow: 0 0 12px rgba(0, 240, 255, 0.5);
        }
        .custom-scrollbar::-webkit-scrollbar {
            width: 6px;
            height: 6px;
        }
        .custom-scrollbar::-webkit-scrollbar-thumb {
            background: #1a2234;
            border-radius: 3px;
        }
        .custom-scrollbar::-webkit-scrollbar-thumb:hover {
            background: #00f0ff;
        }