/* Base & Utilities */
html {
    scroll-behavior: smooth;
}

body {
    overflow-x: hidden;
}

/* Scroll Reveal Animations */
.reveal-up,
.reveal-left,
.reveal-right {
    opacity: 1;
    transform: none;
    transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.reveal-up {
    transform: translateY(30px);
}

.reveal-left {
    transform: translateX(-30px);
}

.reveal-right {
    transform: translateX(30px);
}

.reveal-up.is-visible,
.reveal-left.is-visible,
.reveal-right.is-visible {
    transform: none;
    opacity: 1;
}

/* Navbar scroll state */
#navbar.scrolled {
    background: rgba(6, 20, 25, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(201, 168, 76, 0.08);
}

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

#mobile-menu.open .mobile-link {
    animation: fadeUp 0.4s ease forwards;
    opacity: 1;
}

#mobile-menu.open .mobile-link:nth-child(1) { animation-delay: 0.05s; }
#mobile-menu.open .mobile-link:nth-child(2) { animation-delay: 0.1s; }
#mobile-menu.open .mobile-link:nth-child(3) { animation-delay: 0.15s; }
#mobile-menu.open .mobile-link:nth-child(4) { animation-delay: 0.2s; }

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(16px);
    }
    to {
        opacity: 1;
        transform: none;
    }
}

/* Mobile menu open state */
body.menu-open {
    overflow: hidden;
}

/* Hamburger animation */
#mobile-toggle.active .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(4px, 4px);
}
#mobile-toggle.active .menu-line:nth-child(2) {
    opacity: 0;
}
#mobile-toggle.active .menu-line:nth-child(3) {
    width: 6px;
    transform: rotate(-45deg) translate(4px, -4px);
}

/* Gold shimmer on hover for CTA buttons */
button, a {
    -webkit-tap-highlight-color: transparent;
}

/* Selection color */
::selection {
    background: rgba(201, 168, 76, 0.3);
    color: #f5f0e8;
}

/* Smooth image loading */
img {
    image-rendering: auto;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    .reveal-up,
    .reveal-left,
    .reveal-right {
        opacity: 1;
        transform: none;
        transition: none;
    }
    #navbar {
        transition: none;
    }
    img:hover {
        transform: none;
    }
}

/* Focus visible */
a:focus-visible,
button:focus-visible {
    outline: 2px solid #c9a84c;
    outline-offset: 4px;
    border-radius: 4px;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #061419;
}
::-webkit-scrollbar-thumb {
    background: #1a3a45;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #c9a84c;
}