/* roulang page: index */
:root {
            --primary-color: #1D4ED8;
            --accent-color: #06B6D4;
            --text-main: #0F172A;
            --text-regular: #334155;
            --text-muted: #64748B;
            --bg-page: #FFFFFF;
            --bg-alt: #F8FAFC;
            --border-light: #E2E8F0;
            --card-shadow: 0 4px 20px -2px rgba(15, 23, 42, 0.05), 0 2px 6px -1px rgba(15, 23, 42, 0.02);
            --card-shadow-hover: 0 20px 25px -5px rgba(29, 78, 216, 0.08), 0 8px 10px -6px rgba(29, 78, 216, 0.04);
        }
        body {
            color: var(--text-regular);
            background-color: var(--bg-page);
            overflow-x: hidden;
            font-feature-settings: "cv02", "cv03", "cv04", "cv11";
        }
        .container-custom {
            max-width: 1280px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 1rem;
            padding-right: 1rem;
        }
        @media (min-width: 640px) {
            .container-custom {
                padding-left: 1.5rem;
                padding-right: 1.5rem;
            }
        }
        @media (min-width: 1024px) {
            .container-custom {
                padding-left: 2rem;
                padding-right: 2rem;
            }
        }
        .hero-gradient {
            background: linear-gradient(135deg, rgba(15, 23, 42, 0.94) 0%, rgba(30, 58, 138, 0.90) 50%, rgba(15, 23, 42, 0.96) 100%);
        }
        .card-box {
            background-color: #ffffff;
            border: 1px solid var(--border-light);
            border-radius: 1rem;
            box-shadow: var(--card-shadow);
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .card-box:hover {
            transform: translateY(-4px);
            box-shadow: var(--card-shadow-hover);
            border-color: #BFDBFE;
        }
        .custom-scrollbar::-webkit-scrollbar {
            width: 6px;
            height: 6px;
        }
        .custom-scrollbar::-webkit-scrollbar-thumb {
            background-color: #CBD5E1;
            border-radius: 9999px;
        }
        .accordion-content {
            transition: max-height 0.35s ease-out, opacity 0.3s ease-out;
            max-height: 0;
            overflow: hidden;
            opacity: 0;
        }
        .accordion-content.active {
            opacity: 1;
        }