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

body {
    overflow-x: hidden;
}

/* Scroll Reveal Animations */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94), transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
    }
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Navbar scroll state */
nav.scrolled {
    background: rgba(10, 22, 40, 0.95) !important;
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(196, 154, 46, 0.1);
}

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

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #0A1628;
}
::-webkit-scrollbar-thumb {
    background: #1B3A6B;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #C49A2E;
}

/* Selection color */
::selection {
    background: rgba(196, 154, 46, 0.3);
    color: #fff;
}

/* Image hover zoom for gallery */
.group img {
    will-change: transform;
}

/* Focus styles */
input:focus,
select:focus,
textarea:focus,
button:focus {
    outline: none;
}

/* Smooth transitions for all interactive elements */
a, button {
    transition: all 0.3s ease;
}

/* Prevent layout shift on images */
img {
    content-visibility: auto;
}