/* Base & utilities */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    overflow-x: hidden;
}

/* Scroll reveal — progressive enhancement only */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(32px);
        transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
    }
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Mobile menu */
#mobile-menu.open {
    opacity: 1;
    pointer-events: all;
}

#mobile-menu.closed {
    opacity: 0;
    pointer-events: none;
}

/* Navbar scroll state */
.nav-scrolled {
    background: rgba(10, 15, 30, 0.95) !important;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #0f172a;
}
::-webkit-scrollbar-thumb {
    background: #fbbf24;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #f59e0b;
}

/* Select dropdown fix */
select option {
    background: #0f172a;
    color: #fff;
}

/* Animation keyframes */
@keyframes float {
    0%, 100% { transform: translateY(0) rotate(12deg); }
    50% { transform: translateY(-12px) rotate(12deg); }
}

@keyframes float-delayed {
    0%, 100% { transform: translateY(0) rotate(-8deg); }
    50% { transform: translateY(-8px) rotate(-8deg); }
}

.float-1 { animation: float 6s ease-in-out infinite; }
.float-2 { animation: float-delayed 5s ease-in-out infinite; animation-delay: 1s; }