/* roulang page: index */
:root {
            --primary: #CCFF00;
            --primary-hover: #B5E600;
            --secondary: #E85D3F;
            --dark-base: #060A10;
            --dark-navy: #0B131F;
            --text-main: #0F172A;
            --text-muted: #475569;
            --bg-light: #F8FAFC;
            --border-line: rgba(255, 255, 255, 0.08);
        }
        body {
            color: var(--text-main);
            background-color: var(--bg-light);
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;
            -webkit-font-smoothing: antialiased;
        }
        .hero-clip {
            clip-path: polygon(0 0, 100% 0, 100% 96%, 0 100%);
        }
        @media (max-width: 768px) {
            .hero-clip {
                clip-path: none;
            }
        }
        .court-grid-pattern {
            background-image: linear-gradient(to right, rgba(204, 255, 0, 0.04) 1px, transparent 1px),
                              linear-gradient(to bottom, rgba(204, 255, 0, 0.04) 1px, transparent 1px);
            background-size: 40px 40px;
        }
        .card-glow {
            transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
        }
        .card-glow:hover {
            transform: translateY(-4px);
            box-shadow: 0 16px 32px -8px rgba(11, 19, 31, 0.08);
        }