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

html {
    scroll-behavior: smooth;
}

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

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #0a1a32;
}
::-webkit-scrollbar-thumb {
    background: #1e4478;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #2c5a9e;
}

/* Selection */
::selection {
    background: #4ade80;
    color: #0a1a32;
}

/* Navbar scroll state */
#navbar.scrolled {
    background: rgba(10, 26, 50, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(74, 222, 128, 0.1);
}

/* Mobile menu animation */
#mobile-menu {
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Scroll reveal base — content is visible by default, JS adds animation */
.reveal {
    opacity: 1;
    transform: none;
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.revealed {
    opacity: 1;
    transform: none;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    .reveal {
        transition: none;
    }
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}