/* roulang page: index */
:root {
            --color-base: #F8F9FA;
            --color-primary: #1E293B;
            --color-accent: #0284C7;
            --color-teal: #0F766E;
            --color-amber: #D97706;
            --color-dark: #0F172A;
            --radius-card: 16px;
        }

        body {
            background-color: var(--color-base);
            color: var(--color-primary);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

        .touch-target {
            min-height: 48px;
            min-width: 48px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
        }

        .hero-banner-bg {
            background-image: linear-gradient(to right, rgba(248, 249, 250, 0.96) 20%, rgba(248, 249, 250, 0.82) 70%, rgba(248, 249, 250, 0.6) 100%), url('/assets/images/c0162efbd52de89a.webp');
            background-size: cover;
            background-position: center right;
        }

        .dark-contrast-bg {
            background-image: radial-gradient(circle at top right, rgba(2, 132, 199, 0.15), transparent 40%), linear-gradient(180deg, #0F172A 0%, #1E293B 100%), url('/assets/images/8db75d2a12a0bd8d.webp');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
        }

        .cta-box-bg {
            background-image: linear-gradient(135deg, rgba(15, 118, 110, 0.04) 0%, rgba(2, 132, 199, 0.08) 100%), url('/assets/images/9969622fcd9b9026.webp');
            background-size: cover;
            background-position: center;
        }

        .custom-card {
            border-radius: var(--radius-card);
            border: 1px solid rgba(226, 232, 240, 0.85);
            background: #FFFFFF;
            box-shadow: 0 10px 25px -5px rgba(15, 23, 42, 0.04), 0 8px 10px -6px rgba(15, 23, 42, 0.02);
            transition: all 0.25s ease-in-out;
        }

        .custom-card:hover {
            transform: translateY(-4px);
            border-color: rgba(2, 132, 199, 0.35);
            box-shadow: 0 20px 30px -10px rgba(2, 132, 199, 0.08), 0 10px 15px -3px rgba(15, 23, 42, 0.04);
        }

        .faq-item details summary::-webkit-details-marker {
            display: none;
        }

        .faq-item details[open] summary svg {
            transform: rotate(180deg);
        }