/* roulang page: index */
:root {
            --brand-primary: #0A4DA2;
            --brand-secondary: #0284C7;
            --brand-accent: #059669;
            --bg-canvas: #F8FAFC;
        }
        html {
            scroll-behavior: smooth;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;
        }
        .hero-bg {
            background-image: linear-gradient(rgba(11, 21, 40, 0.88), rgba(11, 21, 40, 0.92)), url('/assets/images/bebd9ccf2fa97ac9.webp');
            background-size: cover;
            background-position: center;
        }
        .glass-card {
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(8px);
        }
        .text-balance {
            text-wrap: balance;
        }