/* Base & Typography */
html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    background-color: #020c1b;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #020c1b;
}
::-webkit-scrollbar-thumb {
    background: #1c3d63;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #e8a824;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.animate-fade-in-up {
    animation: fadeInUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.animate-fade-in {
    animation: fadeIn 1s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* Scroll Reveal (progressive enhancement — content is visible without JS) */
.reveal-up,
.reveal-left,
.reveal-right {
    opacity: 1;
    transform: none;
}

@media (prefers-reduced-motion: no-preference) {
    .reveal-up {
        opacity: 0;
        transform: translateY(40px);
        transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .reveal-left {
        opacity: 0;
        transform: translateX(-40px);
        transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .reveal-right {
        opacity: 0;
        transform: translateX(40px);
        transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .reveal-up.revealed,
    .reveal-left.revealed,
    .reveal-right.revealed {
        opacity: 1;
        transform: translate(0, 0);
    }
}

/* Navbar */
#navbar.scrolled {
    background: rgba(2, 12, 27, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(232, 168, 36, 0.08);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

/* Mobile menu */
#mobileMenu.open {
    opacity: 1;
    pointer-events: all;
}

#mobileMenu .menu-line.active:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}
#mobileMenu .menu-line.active:nth-child(2) {
    opacity: 0;
}
#mobileMenu .menu-line.active:nth-child(3) {
    width: 24px;
    margin-left: 0;
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Gold shimmer on hover for cards */
.reveal-up:hover {
    border-color: rgba(232, 168, 36, 0.25) !important;
    box-shadow: 0 0 40px rgba(232, 168, 36, 0.06);
}

/* Selection color */
::selection {
    background: rgba(232, 168, 36, 0.3);
    color: #fef9ee;
}

/* Focus styles */
:focus-visible {
    outline: 2px solid #e8a824;
    outline-offset: 2px;
}

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