/* roulang page: index */
:root {
            --primary: #1E40AF;
            --accent: #0284C7;
            --cta: #F97316;
            --text-main: #0F172A;
            --text-muted: #64748B;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            color: #334155;
            background-color: #F8FAFC;
        }
        .text-gradient {
            background: linear-gradient(135deg, #1E40AF 0%, #0284C7 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .hero-pattern {
            background-image: radial-gradient(rgba(2, 132, 199, 0.08) 1px, transparent 1px);
            background-size: 24px 24px;
        }