/* roulang page: index */
:root {
            --brand-primary: #00E599;
            --brand-secondary: #10B981;
            --brand-bg: #F8FAFC;
            --brand-dark: #0F172A;
            --brand-card: #FFFFFF;
            --brand-text: #0F172A;
            --brand-muted: #64748B;
            --brand-border: #E2E8F0;
        }
        html { scroll-behavior: smooth; }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            background-color: var(--brand-bg);
            color: var(--brand-text);
            overflow-x: hidden;
        }
        .bento-hero-bg {
            background-image: linear-gradient(135deg, rgba(15, 23, 42, 0.95), rgba(30, 41, 59, 0.92)), url('/assets/images/a82a2dfe15ba5f3c.png');
            background-size: cover;
            background-position: center;
        }
        .cta-strip-bg {
            background-image: linear-gradient(120deg, rgba(15, 23, 42, 0.98), rgba(16, 185, 129, 0.88)), url('/assets/images/0075c09c056df59d.jpg');
            background-size: cover;
            background-position: center;
        }
        .card-glow:hover {
            box-shadow: 0 10px 30px -10px rgba(16, 185, 129, 0.25);
            transform: translateY(-3px);
        }
        .timeline-step::before {
            content: '';
            position: absolute;
            left: 20px;
            top: 40px;
            bottom: -20px;
            width: 2px;
            background: #E2E8F0;
        }
        .timeline-step:last-child::before {
            display: none;
        }