/* roulang page: index */
:root {
            --brand-primary: #FF4600;
            --brand-hover: #E63E00;
            --brand-dark: #0B0E14;
            --bg-light: #F8FAFC;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            background-color: var(--bg-light);
            color: #334155;
            overflow-x: hidden;
        }
        .hero-diagonal-bg {
            clip-path: polygon(0 0, 100% 0, 100% 88%, 0 100%);
        }
        @media (max-width: 768px) {
            .hero-diagonal-bg {
                clip-path: polygon(0 0, 100% 0, 100% 94%, 0 100%);
            }
        }
        .tabular-numbers {
            font-variant-numeric: tabular-nums;
        }
        .text-shadow-hero {
            text-shadow: 0 4px 20px rgba(0,0,0,0.5);
        }