/* Base styles and custom utilities */
html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

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

/* Scroll reveal — progressive enhancement, hidden by default */
.scroll-reveal {
    opacity: 1;
    transform: none;
    transition: opacity 0.6s ease, transform 0.6s ease;
}

@media (prefers-reduced-motion: no-preference) {
    .scroll-reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }

    .scroll-reveal {
        opacity: 0;
        transform: translateY(24px);
    }
}

/* Navbar active state */
.nav-scrolled {
    box-shadow: 0 4px 20px rgba(10, 22, 40, 0.3);
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f0f4f8;
}

::-webkit-scrollbar-thumb {
    background: #627d98;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #486581;
}

/* Selection color */
::selection {
    background: #86efac;
    color: #102a43;
}

/* Mobile menu transitions */
#mobile-menu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

#mobile-menu.open {
    max-height: 400px;
}

/* Hero stat dividers on mobile */
@media (max-width: 340px) {
    .stat-divider {
        display: none;
    }
}