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

body {
    overflow-x: hidden;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: #f8fafc;
}
::-webkit-scrollbar-thumb {
    background: #94a3b8;
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: #0f766e;
}

/* Selection */
::selection {
    background: #ccfbf1;
    color: #134e4a;
}

/* Navbar transitions */
.nav-text {
    transition: color 0.3s ease;
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: #0d9488;
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

/* Navbar scroll state */
.navbar-scrolled .nav-text {
    color: #0f172a;
}

.navbar-scrolled .nav-link {
    color: #334155;
}

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

.mobile-menu-closed {
    opacity: 0 !important;
    pointer-events: none !important;
}

.mobile-link {
    position: relative;
}

/* Room cards */
.room-card {
    position: relative;
}

.room-card img {
    will-change: transform;
}

/* Scroll reveal */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Form focus styles */
input:focus,
textarea:focus {
    border-color: #0d9488 !important;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    .reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }
    .room-card img {
        transition: none;
    }
    .room-card:hover img {
        transform: none;
    }
}

/* Writing mode for scroll indicator */
.writing-mode-vertical {
    writing-mode: vertical-rl;
    text-orientation: mixed;
}

/* Image aspect ratio helpers */
.aspect-\[3\/4\] {
    aspect-ratio: 3 / 4;
}
.aspect-\[4\/5\] {
    aspect-ratio: 4 / 5;
}
.aspect-\[4\/3\] {
    aspect-ratio: 4 / 3;
}
.aspect-\[21\/9\] {
    aspect-ratio: 21 / 9;
}

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

/* Focus visible for accessibility */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 2px solid #0d9488;
    outline-offset: 2px;
}