/* roulang page: index */
:root {
            --primary: #1E40AF;
            --accent: #0284C7;
            --sport-cyan: #06B6D4;
            --bg-light: #F8FAFC;
            --text-main: #0F172A;
            --text-muted: #334155;
            --border-color: #E2E8F0;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
            background-color: var(--bg-light);
            color: var(--text-muted);
            overflow-x: hidden;
        }
        .card-transition {
            transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .card-transition:hover {
            transform: translateY(-4px);
        }
        .bg-grid-pattern {
            background-image: radial-gradient(rgba(30, 64, 175, 0.08) 1px, transparent 1px);
            background-size: 24px 24px;
        }