*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    overflow-x: hidden;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #0a1628;
}
::-webkit-scrollbar-thumb {
    background: #c9a84c30;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #c9a84c50;
}

/* Selection */
::selection {
    background: #c9a84c30;
    color: #f5ebc0;
}

/* Reveal animations - progressive enhancement */
.reveal-up,
.reveal-left,
.reveal-right {
    opacity: 1;
    transform: none;
    transition: none;
}

@media (prefers-reduced-motion: no-preference) {
    .reveal-up {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.7s ease, transform 0.7s ease;
    }
    .reveal-left {
        opacity: 0;
        transform: translateX(-30px);
        transition: opacity 0.7s ease, transform 0.7s ease;
    }
    .reveal-right {
        opacity: 0;
        transform: translateX(30px);
        transition: opacity 0.7s ease, transform 0.7s ease;
    }
    .reveal-up.revealed,
    .reveal-left.revealed,
    .reveal-right.revealed {
        opacity: 1;
        transform: none;
    }
}

/* Mobile menu animation */
#mobile-menu {
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

#mobile-menu.open {
    transform: translateX(0);
}

/* Navbar glass effect */
#navbar.scrolled {
    background: rgba(5, 13, 26, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(201, 168, 76, 0.1);
}

/* Gold shimmer effect on hover */
.group:hover .group-hover\:scale-105 {
    transition: transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Form focus states */
input:focus,
textarea:focus {
    box-shadow: 0 0 0 2px rgba(201, 168, 76, 0.2);
}

/* Smooth image loading */
img {
    image-rendering: -webkit-optimize-contrast;
}

/* Button press effect */
button, a {
    -webkit-tap-highlight-color: transparent;
}

button:active,
a:active {
    transform: scale(0.98);
}

/* Mobile menu links */
.mobile-link {
    position: relative;
}
.mobile-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 50%;
    width: 0;
    height: 1px;
    background: #c9a84c;
    transition: all 0.3s ease;
    transform: translateX(-50%);
}
.mobile-link:hover::after {
    width: 80%;
}

/* Decorative line animation */
.border-gold-500\/30 {
    transition: border-color 0.3s ease;
}

/* Section hover glow */
.reveal-up:hover {
    box-shadow: 0 20px 60px rgba(201, 168, 76, 0.08);
}