/* roulang page: index */
:root {
            --primary: #1A2F3B;
            --primary-dark: #0F172A;
            --accent-gold: #C59B27;
            --accent-blue: #0EA5E9;
            --bg-light: #F8FAFC;
            --bg-surface: #F1F5F9;
            --text-main: #0F172A;
            --text-body: #334155;
            --text-muted: #64748B;
            --border-light: #E2E8F0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            color: var(--text-body);
            background-color: var(--bg-light);
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
            -webkit-font-smoothing: antialiased;
        }
        .hero-bg {
            background-image: linear-gradient(rgba(15, 23, 42, 0.94), rgba(26, 47, 59, 0.96)), url('/assets/images/e8e470025146ab3b.jpg');
            background-size: cover;
            background-position: center;
        }
        .deep-bg {
            background-image: radial-gradient(circle at 50% 50%, #1e293b 0%, #0f172a 100%);
        }
        .card-custom {
            background: #ffffff;
            border: 1px solid #e2e8f0;
            border-radius: 0.75rem;
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .card-custom:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 24px -10px rgba(15, 23, 42, 0.08);
            border-color: #cbd5e1;
        }
        .custom-scrollbar::-webkit-scrollbar {
            height: 6px;
        }
        .custom-scrollbar::-webkit-scrollbar-track {
            background: #f1f5f9;
        }
        .custom-scrollbar::-webkit-scrollbar-thumb {
            background: #cbd5e1;
            border-radius: 3px;
        }