*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    overflow-x: hidden;
}

/* Hero animations */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in {
    animation: fadeIn 0.8s ease-out forwards;
}

.animate-slide-up {
    animation: slideUp 0.8s ease-out forwards;
    opacity: 0;
}

.animate-slide-up-delay {
    animation: slideUp 0.8s ease-out 0.2s forwards;
    opacity: 0;
}

.animate-slide-up-delay-2 {
    animation: slideUp 0.8s ease-out 0.4s forwards;
    opacity: 0;
}

/* Scroll reveal */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* Room cards */
.room-card {
    will-change: transform;
}

/* Amenity cards */
.amenity-card {
    will-change: transform;
}

/* Navbar scroll state */
.nav-scrolled {
    background: rgba(18, 14, 10, 0.95) !important;
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(201, 169, 110, 0.1);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.nav-scrolled .nav-line {
    background: #E8D5C0;
}

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

.nav-line:last-child {
    width: 1.5rem;
}

/* Hamburger animation */
.hamburger-active .nav-line:first-child {
    transform: rotate(45deg) translate(0.35rem, 0.35rem);
}

.hamburger-active .nav-line:nth-child(2) {
    opacity: 0;
}

.hamburger-active .nav-line:last-child {
    width: 1.5rem;
    transform: rotate(-45deg) translate(0.35rem, -0.35rem);
}

/* Gold shimmer effect */
@keyframes shimmer {
    0% { background-position: -200% center; }
    100% { background-position: 200% center; }
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #120E0A;
}

::-webkit-scrollbar-thumb {
    background: #3D3229;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #5C4D42;
}

/* Focus styles */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 2px solid #C9A96E;
    outline-offset: 2px;
    border-radius: 4px;
}

/* Selection */
::selection {
    background: rgba(201, 169, 110, 0.3);
    color: #E8D5C0;
}