/* roulang page: index */
:root {
            --primary: #059669;
            --primary-dark: #047857;
            --accent: #f59e0b;
            --slate-base: #0f172a;
        }
        html {
            scroll-behavior: smooth;
            font-family: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
        }
        .mega-menu {
            display: none;
            position: absolute;
            top: 100%;
            left: 50%;
            transform: translateX(-50%);
            width: 720px;
            z-index: 60;
        }
        .mega-trigger:hover .mega-menu {
            display: block;
        }
        .pb-safe {
            padding-bottom: env(safe-area-inset-bottom, 1rem);
        }