/* Custom Styles for Old China Super Buffet */

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

body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Animation Utilities */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translate3d(0, 40px, 0);
    }
    to {
        opacity: 1;
        transform: translate3d(0, 0, 0);
    }
}

.animate-fade-in-up {
    animation: fadeInUp 0.8s ease-out forwards;
    opacity: 0;
}

.delay-100 {
    animation-delay: 0.1s;
}

.delay-200 {
    animation-delay: 0.2s;
}

.delay-300 {
    animation-delay: 0.3s;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: #0f172a;
}

::-webkit-scrollbar-thumb {
    background: #2dd4bf;
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: #5eead4;
}

/* Selection Color */
::selection {
    background: #2dd4bf;
    color: #0f172a;
}

/* Image Aspect Ratios */
img {
    max-width: 100%;
    height: auto;
}

/* Focus States for Accessibility */
a:focus-visible,
button:focus-visible {
    outline: 2px solid #2dd4bf;
    outline-offset: 4px;
}

/* Mobile Menu Transition */
#mobile-menu {
    transition: max-height 0.3s ease-in-out, opacity 0.3s ease-in-out;
    max-height: 0;
    opacity: 0;
    overflow: hidden;
}

#mobile-menu.open {
    max-height: 300px;
    opacity: 1;
}

/* Hover Effects for Cards */
.group:hover .group-hover\:scale-110 {
    transform: scale(1.1);
}

/* Smooth Image Loading */
img {
    transition: opacity 0.3s ease-in-out;
}

img[loading="lazy"] {
    opacity: 0;
}

img[loading="lazy"].loaded {
    opacity: 1;
}