/* roulang page: index */
:root {
            --primary: #0A5C5A;
            --secondary: #0F2B48;
            --accent: #D4A373;
            --bg-bone: #F8F9FA;
            --midnight: #081626;
        }
        body {
            font-family: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            background-color: #ffffff;
            color: #334155;
            line-height: 1.75;
        }
        .hero-bg {
            background-image: linear-gradient(rgba(10, 92, 90, 0.88), rgba(15, 43, 72, 0.94)), url('/assets/images/f06b012acc1a1f1a.jpg');
            background-size: cover;
            background-position: center;
        }
        .ioc-bg {
            background-image: linear-gradient(rgba(8, 22, 38, 0.96), rgba(8, 22, 38, 0.98)), url('/assets/images/7819d66746e3a1c1.jpg');
            background-size: cover;
            background-position: center;
        }
        .cta-bg {
            background-image: linear-gradient(rgba(10, 92, 90, 0.92), rgba(15, 43, 72, 0.95)), url('/assets/images/88335a9ab75902ad.webp');
            background-size: cover;
            background-position: center;
        }