*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    overflow-x: hidden;
}

/* Preloader */
#preloader {
    position: fixed;
    inset: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #0A0A0C;
    transition: opacity 0.7s ease, visibility 0.7s ease;
}

#preloader.fade-out {
    opacity: 0;
    visibility: hidden;
}

.gold-line {
    width: 60px;
    height: 1px;
    background: linear-gradient(90deg, transparent, #C9A84C, transparent);
}

/* Navbar */
#navbar {
    transition: background-color 0.4s ease, backdrop-filter 0.4s ease, padding 0.4s ease;
}

#navbar.scrolled {
    background: rgba(10, 10, 12, 0.92);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(201, 168, 76, 0.08);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: #C9A84C;
    transition: width 0.3s ease;
}

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

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

.mobile-nav-link {
    position: relative;
}

/* Hero particles */
@keyframes float {
    0%, 100% {
        transform: translateY(0) scale(1);
        opacity: 0.3;
    }
    50% {
        transform: translateY(-20px) scale(1.2);
        opacity: 0.6;
    }
}

.hero-particle {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
}

/* Scroll reveal */
.reveal-up,
.reveal-left,
.reveal-right {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

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

.reveal-up.visible,
.reveal-left.visible,
.reveal-right.visible {
    opacity: 1;
    transform: translate(0);
}

/* Room cards */
.room-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 4px;
    padding: 0;
    transition: border-color 0.4s ease, transform 0.4s ease, box-shadow 0.4s ease;
}

.room-card:hover {
    border-color: rgba(201, 168, 76, 0.2);
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

/* Input focus styles */
input:focus,
textarea:focus {
    border-color: rgba(201, 168, 76, 0.6) !important;
    box-shadow: 0 0 0 1px rgba(201, 168, 76, 0.1);
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: #0A0A0C;
}

::-webkit-scrollbar-thumb {
    background: rgba(201, 168, 76, 0.3);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(201, 168, 76, 0.5);
}

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

/* Animation delays for staggered reveals */
.reveal-up:nth-child(2) { transition-delay: 100ms; }
.reveal-up:nth-child(3) { transition-delay: 200ms; }
.reveal-up:nth-child(4) { transition-delay: 300ms; }

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

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    html {
        scroll-behavior: auto;
    }
    .reveal-up, .reveal-left, .reveal-right {
        opacity: 1;
        transform: none;
    }
}