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

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

body {
    overflow-x: hidden;
}

::selection {
    background: rgba(251, 191, 36, 0.3);
    color: #fff;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #0a0a0a;
}
::-webkit-scrollbar-thumb {
    background: linear-gradient(to bottom, #75132b, #fbbf24);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(to bottom, #8c132e, #fcd34d);
}

/* Scroll reveal animations - progressive enhancement */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
        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-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; }
}

/* Gold shimmer animation for hero */
@keyframes shimmer {
    0% { background-position: -200% center; }
    100% { background-position: 200% center; }
}

.gold-shimmer {
    background: linear-gradient(90deg, #fbbf24, #fcd34d, #f59e0b, #fbbf24);
    background-size: 200% auto;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: shimmer 4s linear infinite;
}

/* Subtle floating animation */
@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

.float-slow {
    animation: float 6s ease-in-out infinite;
}

.float-medium {
    animation: float 4s ease-in-out infinite;
}

/* Navbar glass effect when scrolled */
.nav-scrolled {
    background: rgba(3, 3, 3, 0.9) !important;
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(251, 191, 36, 0.1);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
}

/* Card hover glow */
.card-glow:hover {
    box-shadow: 0 0 60px rgba(251, 191, 36, 0.08), 0 20px 40px rgba(0, 0, 0, 0.3);
}

/* Gradient border effect */
.gradient-border {
    position: relative;
    background: rgba(10, 10, 10, 0.8);
    border-radius: 1.5rem;
}
.gradient-border::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 1.5rem;
    padding: 1px;
    background: linear-gradient(135deg, rgba(251, 191, 36, 0.3), transparent, rgba(165, 22, 54, 0.3));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

/* Image lazy load fade-in */
img[loading="lazy"] {
    opacity: 0;
    transition: opacity 0.6s ease;
}
img[loading="lazy"].loaded {
    opacity: 1;
}