/* Base & Utilities */
html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

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

/* Scroll Reveal — progressive enhancement */
@media (prefers-reduced-motion: no-preference) {
    .scroll-reveal {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
    }
    .scroll-reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Navbar styles */
#navbar {
    background: transparent;
}

#navbar.scrolled {
    background: rgba(15, 28, 42, 0.95);
    backdrop-filter: blur(12px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

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

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

/* Selection color */
::selection {
    background: rgba(245, 222, 138, 0.3);
    color: #1a2f40;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #1a2f40;
}
::-webkit-scrollbar-thumb {
    background: #334b61;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #48627a;
}
</style>