/* roulang page: index */
:root {
            --primary-orange: #FF5E15;
            --primary-coral: #FF7A00;
            --bg-deep: #0B1120;
            --text-dark: #0F172A;
            --border-soft: #E2E8F0;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            color: #1E293B;
            background-color: #F8FAFC;
        }
        .hero-gradient-overlay {
            background: linear-gradient(135deg, rgba(15, 23, 42, 0.94) 0%, rgba(15, 23, 42, 0.85) 55%, rgba(255, 94, 21, 0.4) 100%);
        }
        .brand-linear-bg {
            background: linear-gradient(135deg, #FF5E15 0%, #FF7A00 50%, #FFA500 100%);
        }
        .scrollbar-none::-webkit-scrollbar {
            display: none;
        }
        .scrollbar-none {
            -ms-overflow-style: none;
            scrollbar-width: none;
        }