/* Base styles */
html {
    scroll-behavior: smooth;
}

body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #0F172A;
}
::-webkit-scrollbar-thumb {
    background: #334155;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #475569;
}

/* Service cards hover effect */
.service-card {
    transform: translateY(0);
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}
.service-card:hover {
    transform: translateY(-4px);
}

/* Approach cards hover effect */
.approach-card {
    transform: translateY(0);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.approach-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

/* FAQ animations */
.faq-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}
.faq-content.active {
    max-height: 200px;
}

/* Mobile menu */
#mobile-menu {
    transition: max-height 0.3s ease;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .service-card,
    .approach-card,
    a,
    button {
        transition: none;
    }
    html {
        scroll-behavior: auto;
    }
}

/* Fade-in animation for scroll reveals */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards;
}

.fade-in-up.visible {
    opacity: 1;
}

/* Stagger delays */
.delay-100 { animation-delay: 0.1s; }
.delay-200 { animation-delay: 0.2s; }
.delay-300 { animation-delay: 0.3s; }
.delay-400 { animation-delay: 0.4s; }
.delay-500 { animation-delay: 0.5s; }