/* Base styles and custom utilities */
html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    overflow-x: hidden;
}

/* Scroll reveal base — content always visible */
.scroll-reveal {
    opacity: 1;
    transform: none;
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Only apply animation when JS is active and user prefers motion */
@media (prefers-reduced-motion: no-preference) {
    .js-active .scroll-reveal {
        opacity: 0;
        transform: translateY(32px);
    }
    .js-active .scroll-reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
    .js-active .hero-image-wrapper {
        animation: heroImageIn 1s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    }
}

@keyframes heroImageIn {
    from { opacity: 0; transform: scale(0.96) translateY(20px); }
    to { opacity: 1; transform: scale(1) translateY(0); }
}

/* Navbar transitions */
#navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: #0d9488;
    transition: width 0.3s ease;
}

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

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

#mobileMenu.open #closeIcon {
    opacity: 1;
    pointer-events: all;
    transform: rotate(0deg);
}

#mobileMenu.open #menuIcon {
    opacity: 0;
    pointer-events: none;
    transform: rotate(90deg);
}

.mobile-link {
    opacity: 0;
    transform: translateY(12px);
    transition: opacity 0.4s ease, transform 0.4s ease, color 0.2s ease;
}

#mobileMenu.open .mobile-link {
    opacity: 1;
    transform: translateY(0);
}

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

/* Hero subtitle animation */
.hero-subtitle {
    opacity: 0;
    animation: fadeUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.2s forwards;
}

/* Button hover lift */
a[href="#rooms"],
button[type="submit"] {
    position: relative;
}

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

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #f1f5f9;
}
::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}