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

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

body {
    margin: 0;
    overflow-x: hidden;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #020617;
}
::-webkit-scrollbar-thumb {
    background: #1e3a5c;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #fbbf24;
}

/* Selection */
::selection {
    background: rgba(251, 191, 36, 0.3);
    color: #fbbf24;
}

/* Marquee Animation */
@keyframes marquee {
    0% { transform: translateX(0%); }
    100% { transform: translateX(-50%); }
}

.animate-marquee {
    animation: marquee 30s linear infinite;
}

/* Navbar scroll state */
.navbar-scrolled {
    background: rgba(2, 6, 23, 0.95) !important;
    backdrop-filter: blur(20px) !important;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05) !important;
    padding-top: 0.75rem !important;
    padding-bottom: 0.75rem !important;
}

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

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

/* Mobile menu open state */
#mobile-menu.open {
    display: block;
}

/* Mobile menu close */
#mobile-menu.hidden {
    display: none;
}

/* Menu button active state */
#mobile-menu-btn.active .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(4px, 4px);
}
#mobile-menu-btn.active .menu-line:nth-child(2) {
    opacity: 0;
}
#mobile-menu-btn.active .menu-line:nth-child(3) {
    transform: rotate(-45deg) translate(4px, -4px);
    width: 20px;
}

/* Scroll reveal animations - progressive enhancement */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.8s ease, transform 0.8s ease;
    }
    .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; }
    .reveal-delay-6 { transition-delay: 0.6s; }
}

/* Gold shimmer effect on hover */
@keyframes shimmer {
    0% { background-position: -200% center; }
    100% { background-position: 200% center; }
}

.gold-shimmer:hover {
    background: linear-gradient(90deg, #fbbf24, #fde68a, #fbbf24) !important;
    background-size: 200% auto !important;
    -webkit-background-clip: text !important;
    background-clip: text !important;
    animation: shimmer 3s linear infinite;
}

/* Card hover glow */
.group:hover .card-glow {
    opacity: 1;
}

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

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

/* Pulse dot */
@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.animate-pulse-dot {
    animation: pulse-dot 2s ease-in-out infinite;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .font-display {
        line-height: 1.1;
    }
}

/* Focus styles for accessibility */
a:focus-visible, button:focus-visible {
    outline: 2px solid #fbbf24;
    outline-offset: 2px;
    border-radius: 4px;
}

/* Smooth image loading */
img {
    loading: lazy;
}

/* Prevent layout shift on images */
img {
    max-width: 100%;
    height: auto;
}