/* roulang page: index */
:root {
            --primary: #0F766E;
            --primary-hover: #115E59;
            --accent: #F59E0B;
            --bg-main: #F8FAFC;
            --text-dark: #0F172A;
            --text-muted: #475569;
        }
        body {
            background-color: var(--bg-main);
            color: var(--text-dark);
            font-family: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            overflow-x: hidden;
        }
        .hero-bg {
            background: linear-gradient(135deg, rgba(15, 118, 110, 0.94) 0%, rgba(15, 23, 42, 0.96) 100%), url('/assets/images/115558d9d712ce34.webp') center/cover no-repeat;
        }
        .pattern-grid {
            background-size: 24px 24px;
            background-image: radial-gradient(rgba(15, 118, 110, 0.12) 1px, transparent 1px);
        }
        .card-shadow {
            box-shadow: 0 10px 25px -5px rgba(15, 118, 110, 0.05), 0 8px 10px -6px rgba(0, 0, 0, 0.02);
            transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .card-shadow:hover {
            box-shadow: 0 20px 30px -10px rgba(15, 118, 110, 0.12);
            transform: translateY(-3px);
        }
        .custom-scrollbar::-webkit-scrollbar {
            width: 6px;
            height: 6px;
        }
        .custom-scrollbar::-webkit-scrollbar-thumb {
            background: #CBD5E1;
            border-radius: 9999px;
        }