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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    min-height: 100vh;
}

::selection {
    background: rgba(212, 160, 23, 0.3);
    color: #f0d078;
}

::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #0a1628;
}

::-webkit-scrollbar-thumb {
    background: #1a3a5c;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #d4a017;
}

/* Scroll reveal animations - progressive enhancement only */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
    }
    
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
    
    .reveal-delay-1 { transition-delay: 0.1s; }
    .reveal-delay-2 { transition-delay: 0.2s; }
    .reveal-delay-3 { transition-delay: 0.3s; }
    .reveal-delay-4 { transition-delay: 0.4s; }
    .reveal-delay-5 { transition-delay: 0.5s; }
}

/* Geometric decorative elements */
.geo-diamond {
    position: absolute;
    width: 20px;
    height: 20px;
    background: rgba(212, 160, 23, 0.15);
    transform: rotate(45deg);
}

.geo-circle {
    position: absolute;
    border-radius: 50%;
    border: 1px solid rgba(212, 160, 23, 0.1);
}

/* Mobile menu transitions */
#mobile-menu {
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

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

#mobile-menu.closed {
    transform: translateX(100%);
}

/* Focus styles */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 2px solid #d4a017;
    outline-offset: 2px;
}

/* Image loading placeholder */
img {
    background: linear-gradient(135deg, #112240 0%, #1a3a5c 100%);
    min-height: 4px;
}