/* roulang page: index */
:root {
            --primary: #0F2537;
            --accent-emerald: #00A86B;
            --accent-gold: #D4AF37;
            --border-light: #E2E8F0;
            --bg-gray: #F4F6F9;
        }
        body {
            font-family: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            background-color: #FFFFFF;
            color: #1E293B;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }
        .gold-glow {
            box-shadow: 0 0 25px -5px rgba(212, 175, 55, 0.25);
        }
        .card-shadow {
            box-shadow: 0 4px 20px -2px rgba(15, 37, 55, 0.06);
            transition: all 0.25s ease-in-out;
        }
        .card-shadow:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 28px -4px rgba(15, 37, 55, 0.12);
        }
        .btn-focus:focus {
            outline: 2px solid var(--accent-gold);
            outline-offset: 2px;
        }