/* roulang page: index */
:root {
            --primary: #1E3A8A;
            --accent: #2563EB;
            --action: #D97706;
            --dark: #0F172A;
            --border: #E2E8F0;
        }
        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'HarmonyOS Sans', sans-serif;
            color: #0F172A;
            background-color: #FFFFFF;
            overflow-x: hidden;
        }
        .bento-card {
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .bento-card:hover {
            transform: translateY(-3px);
            box-shadow: 0 16px 32px -8px rgba(30, 58, 138, 0.12);
        }
        .hero-pattern {
            background-image: radial-gradient(rgba(37, 99, 235, 0.08) 1px, transparent 1px);
            background-size: 24px 24px;
        }