/* roulang page: index */
:root {
            --brand-primary: #0F2E23;
            --brand-accent: #10B981;
            --brand-gold: #F59E0B;
            --bg-dark: #061611;
            --bg-light: #F8FAFC;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            line-height: 1.75;
            color: #334155;
            background-color: #ffffff;
        }
        .header-glass {
            background-color: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(12px);
        }
        .card-lift {
            transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .card-lift:hover {
            transform: translateY(-4px);
            box-shadow: 0 16px 28px -6px rgba(15, 46, 35, 0.12), 0 8px 12px -4px rgba(15, 46, 35, 0.06);
        }
        .text-balance-tight {
            letter-spacing: -0.02em;
        }