/* roulang page: index */
:root {
            --primary: #0F172A;
            --brand-blue: #0EA5E9;
            --brand-amber: #F59E0B;
            --dark-navy: #0B0F19;
            --bg-light: #F8FAFC;
            --text-dark: #0F172A;
            --text-muted: #64748B;
            --border-color: #E2E8F0;
        }
        body {
            font-family: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            color: #334155;
            background-color: var(--bg-light);
            overflow-x: hidden;
        }
        .smooth-scroll {
            scroll-behavior: smooth;
        }
        .hero-bg {
            background-image: linear-gradient(rgba(15, 23, 42, 0.88), rgba(11, 15, 25, 0.95)), url('/assets/images/aeb1043f6de97f06.webp');
            background-size: cover;
            background-position: center;
        }
        .banner-glow {
            background-image: radial-gradient(circle at 50% 0%, rgba(14, 165, 233, 0.25) 0%, rgba(11, 15, 25, 0) 70%);
        }
        .custom-scrollbar::-webkit-scrollbar {
            height: 6px;
        }
        .custom-scrollbar::-webkit-scrollbar-thumb {
            background-color: #CBD5E1;
            border-radius: 9999px;
        }
        .custom-scrollbar::-webkit-scrollbar-track {
            background: #F1F5F9;
        }