/* roulang page: index */
:root {
            --primary: #10b981;
            --primary-dark: #059669;
            --dark-surface: #0b0f17;
            --card-border: rgba(226, 232, 240, 0.8);
        }
        html { scroll-behavior: smooth; }
        body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; background-color: #f8fafc; color: #1e293b; }
        .hero-pattern {
            background-color: #0b0f17;
            background-image: linear-gradient(rgba(11, 15, 23, 0.88), rgba(11, 15, 23, 0.94)), url('/assets/images/a3f1f0d7e1aa7d0f.png');
            background-size: cover;
            background-position: center;
        }
        .command-bg {
            background-color: #080c13;
            background-image: radial-gradient(circle at 50% 20%, rgba(16, 185, 129, 0.12) 0%, transparent 60%);
        }