/* roulang page: index */
:root {
            --primary-orange: #f97316;
            --primary-orange-hover: #ea580c;
            --court-dark: #0f172a;
            --court-surface: #1e293b;
            --text-main: #1e293b;
            --text-muted: #64748b;
            --court-border: #e2e8f0;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            color: var(--text-main);
            background-color: #ffffff;
            -webkit-font-smoothing: antialiased;
        }
        .custom-shadow {
            box-shadow: 0 10px 30px -10px rgba(15, 23, 42, 0.08);
        }
        .custom-card-hover {
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .custom-card-hover:hover {
            transform: translateY(-5px);
            box-shadow: 0 20px 35px -10px rgba(249, 115, 22, 0.15);
        }
        .details-accordion summary::-webkit-details-marker {
            display: none;
        }