/* roulang page: index */
:root {
            --primary: #1A56DB;
            --primary-hover: #1447B8;
            --accent: #0D9488;
            --neutral-bg: #F8FAFC;
            --neutral-dark: #0F172A;
            --text-main: #1E293B;
            --text-muted: #64748B;
            --border-color: #E2E8F0;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "WenQuanYi Micro Hei", sans-serif;
            background-color: var(--neutral-bg);
            color: var(--text-main);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }

        .hero-banner-bg {
            background-image: linear-gradient(rgba(15, 23, 42, 0.88), rgba(26, 86, 219, 0.82)), url('/assets/images/f559680c0d6ab1d1.webp');
            background-size: cover;
            background-position: center;
        }

        .section-separator {
            border-bottom: 1px solid var(--border-color);
        }

        .card-custom {
            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, 0.12);
        }

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

        .badge-pulse {
            position: relative;
        }
        .badge-pulse::after {
            content: '';
            position: absolute;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background-color: #10B981;
            top: 50%;
            left: 8px;
            transform: translateY(-50%);
            box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
            animation: pulse-green 2s infinite;
        }

        @keyframes pulse-green {
            0% {
                transform: translateY(-50%) scale(0.95);
                box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
            }
            70% {
                transform: translateY(-50%) scale(1);
                box-shadow: 0 0 0 8px rgba(16, 185, 129, 0);
            }
            100% {
                transform: translateY(-50%) scale(0.95);
                box-shadow: 0 0 0 0 rgba(16, 185, 129, 0);
            }
        }