/* roulang page: index */
:root {
            --primary: #0D9488;
            --secondary: #06B6D4;
            --accent: #F97316;
            --text-main: #1E293B;
            --text-muted: #64748B;
            --bg-light: #F8FAFC;
        }
        * {
            box-sizing: border-box;
            scroll-behavior: smooth;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            color: var(--text-main);
            background-color: var(--bg-light);
            margin: 0;
            padding: 0;
            overflow-x: hidden;
        }
        .hero-diagonal-bg {
            clip-path: polygon(0 0, 100% 0, 100% 86%, 0 100%);
        }
        @media (max-width: 768px) {
            .hero-diagonal-bg {
                clip-path: polygon(0 0, 100% 0, 100% 95%, 0 100%);
            }
        }
        .custom-card-shadow {
            box-shadow: 0 4px 20px -2px rgba(15, 23, 42, 0.05);
        }
        .hover-lift {
            transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .hover-lift:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 28px -4px rgba(15, 23, 42, 0.1);
        }