/* roulang page: index */
:root {
            --primary: #10B981;
            --primary-hover: #059669;
            --bg-night: #0B0F17;
            --bg-card: #111827;
            --border-color: #374151;
            --text-main: #F9FAFB;
            --text-sub: #9CA3AF;
        }
        body {
            background-color: var(--bg-night);
            color: var(--text-main);
            font-family: 'Inter', system-ui, sans-serif;
            overflow-x: hidden;
        }
        .code-container {
            background: #06090e;
            border: 1px solid rgba(16, 185, 129, 0.2);
            box-shadow: 0 0 25px rgba(16, 185, 129, 0.08);
        }
        .glow-box {
            box-shadow: 0 0 20px rgba(16, 185, 129, 0.12);
        }
        .glow-box:hover {
            box-shadow: 0 0 30px rgba(16, 185, 129, 0.25);
            border-color: rgba(16, 185, 129, 0.6);
        }
        .pulse-dot {
            animation: pulse-animation 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
        }
        @keyframes pulse-animation {
            0%, 100% { opacity: 1; }
            50% { opacity: .3; }
        }
        .text-glow {
            text-shadow: 0 0 12px rgba(16, 185, 129, 0.5);
        }