/* roulang page: index */
:root {
            --primary: #008B74;
            --primary-dark: #006C5A;
            --secondary: #0E7490;
            --accent: #F97316;
            --dark: #0F172A;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            color: #334155;
            background-color: #F8FAFC;
            line-height: 1.75;
        }
        .coupon-notch-left, .coupon-notch-right {
            position: absolute;
            top: 50%;
            width: 16px;
            height: 16px;
            background: #F8FAFC;
            border-radius: 50%;
            transform: translateY(-50%);
        }
        .coupon-notch-left { left: -8px; }
        .coupon-notch-right { right: -8px; }