/* Base & Utilities */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: #050D1A;
    color: #ffffff;
    font-family: 'Raleway', system-ui, sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

::selection {
    background-color: rgba(201, 168, 76, 0.3);
    color: #ffffff;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #0A1628;
}
::-webkit-scrollbar-thumb {
    background: #1D3556;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #C9A84C;
}

/* Reveal Animation - Progressive Enhancement */
.reveal {
    opacity: 1;
    transform: none;
    transition: opacity 0.8s ease, transform 0.8s ease;
}

@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(40px);
        transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
    .reveal.delay-100 { transition-delay: 0.1s; }
    .reveal.delay-200 { transition-delay: 0.2s; }
    .reveal.delay-300 { transition-delay: 0.3s; }
    .reveal.delay-400 { transition-delay: 0.4s; }
}

/* Gold gradient text utility */
.text-gold-gradient {
    background: linear-gradient(135deg, #F0DC9A, #D4AF37, #C9A84C, #B8922E);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Navbar scrolled state */
.navbar-scrolled {
    background: rgba(5, 13, 26, 0.9) !important;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(201, 168, 76, 0.1);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

/* Card hover effects */
.group:hover .group-hover\:-translate-y-1 {
    transform: translateY(-4px);
}

/* Image loading placeholder */
img {
    background: linear-gradient(135deg, #0F1F36, #162A45);
}

/* Focus styles */
a:focus-visible, button:focus-visible {
    outline: 2px solid #C9A84C;
    outline-offset: 2px;
    border-radius: 4px;
}

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

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

/* Smooth image transitions */
img {
    transition: opacity 0.3s ease;
}

img[data-src] {
    opacity: 0;
}

img.loaded {
    opacity: 1;
}

/* Parallax-like subtle effect on hero */
#hero .absolute img {
    will-change: transform;
}

/* Avoid flash of unstyled content */
.no-js .reveal {
    opacity: 1 !important;
    transform: none !important;
}