/* roulang page: index */
:root {
            --brand-primary: #e11d48;
            --brand-primary-hover: #be123c;
            --brand-bg: #fff1f2;
            --text-title: #0f172a;
            --text-body: #334155;
            --text-muted: #64748b;
            --border-light: #f1f5f9;
        }
        * {
            box-sizing: border-box;
        }
        body {
            color: var(--text-body);
            background-color: #fafbfc;
            -webkit-font-smoothing: antialiased;
        }
        .hero-bg-overlay {
            background-image: linear-gradient(180deg, rgba(15, 23, 42, 0.72) 0%, rgba(15, 23, 42, 0.88) 100%), url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
        }
        .banner-bg-pattern {
            background-image: linear-gradient(135deg, rgba(225, 29, 72, 0.94) 0%, rgba(136, 19, 55, 0.95) 100%), url('/assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
        }
        .badge-pulse {
            animation: pulse-ring 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
        }
        @keyframes pulse-ring {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: .75; transform: scale(1.05); }
        }
        .card-lift {
            transition: transform 0.28s ease, box-shadow 0.28s ease;
        }
        .card-lift:hover {
            transform: translateY(-4px);
            box-shadow: 0 16px 30px -10px rgba(225, 29, 72, 0.12);
        }