/* roulang page: index */
:root {
            --brand-primary: #10B981;
            --brand-secondary: #06B6D4;
            --brand-accent: #F97316;
            --bg-deep: #0B0F17;
            --bg-card: #151D2A;
            --border-dim: rgba(51, 65, 85, 0.7);
        }
        body {
            background-color: var(--bg-deep);
            color: #94A3B8;
            font-family: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            overflow-x: hidden;
        }
        .glow-border {
            position: relative;
            border: 1px solid var(--border-dim);
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .glow-border:hover {
            border-color: rgba(16, 185, 129, 0.5);
            box-shadow: 0 10px 30px -10px rgba(16, 185, 129, 0.2);
            transform: translateY(-4px);
        }
        .font-num {
            font-family: 'DIN Alternate', 'Trebuchet MS', Arial, sans-serif;
        }