/* roulang page: index */
:root {
            --primary: #0F172A;
            --accent: #EA580C;
            --accent-hover: #C2410C;
            --bg-light: #F8FAFC;
            --bg-alt: #F1F5F9;
            --text-title: #1E293B;
            --text-body: #475569;
            --border-color: #E2E8F0;
        }
        body {
            font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
            color: var(--text-body);
            background-color: #FFFFFF;
            overflow-x: hidden;
            line-height: 1.7;
        }
        .section-tag {
            display: inline-flex;
            align-items: center;
            padding: 0.25rem 0.85rem;
            border-radius: 9999px;
            font-size: 0.8125rem;
            font-weight: 600;
            background-color: rgba(234, 88, 12, 0.1);
            color: #EA580C;
            letter-spacing: 0.05em;
            margin-bottom: 0.75rem;
        }
        .hero-banner-bg {
            background: linear-gradient(135deg, rgba(15, 23, 42, 0.92) 0%, rgba(15, 23, 42, 0.75) 100%), url('/assets/images/478ee1950ded547c.webp') center center/cover no-repeat;
        }
        .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 16px 28px -8px rgba(15, 23, 42, 0.08);
            border-color: #CBD5E1;
        }
        .faq-item input:checked ~ .faq-content {
            max-height: 500px;
            padding-bottom: 1.25rem;
            opacity: 1;
        }
        .faq-item input:checked ~ label .faq-icon {
            transform: rotate(180deg);
            color: #EA580C;
        }
        .hide-scrollbar::-webkit-scrollbar {
            display: none;
        }
        .hide-scrollbar {
            -ms-overflow-style: none;
            scrollbar-width: none;
        }