/* Base & Reset */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    overflow-x: hidden;
}

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

/* Scrollbar */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: #050d1a;
}
::-webkit-scrollbar-thumb {
    background: rgba(201, 168, 76, 0.3);
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: rgba(201, 168, 76, 0.5);
}

/* Navbar */
#navbar {
    background: transparent;
    transition: background 0.5s ease, backdrop-filter 0.5s ease, box-shadow 0.5s ease;
}

#navbar.scrolled {
    background: rgba(5, 13, 26, 0.92);
    backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(201, 168, 76, 0.1);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: linear-gradient(90deg, #c9a84c, #00d4aa);
    transition: width 0.3s ease;
}

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

.nav-link:hover {
    color: #c9a84c !important;
}

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

#mobileMenu.closed {
    opacity: 0;
    pointer-events: none;
}

#menuBtn.active #bar1 {
    transform: rotate(45deg) translate(3px, 3px);
}
#menuBtn.active #bar2 {
    opacity: 0;
}
#menuBtn.active #bar3 {
    transform: rotate(-45deg) translate(3px, -3px);
    width: 1.5rem;
}

.mobile-link {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.4s ease, transform 0.4s ease, color 0.3s ease;
}

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

#mobileMenu.open .mobile-link:nth-child(1) { transition-delay: 0.1s; }
#mobileMenu.open .mobile-link:nth-child(2) { transition-delay: 0.15s; }
#mobileMenu.open .mobile-link:nth-child(3) { transition-delay: 0.2s; }
#mobileMenu.open .mobile-link:nth-child(4) { transition-delay: 0.25s; }
#mobileMenu.open .mobile-link:nth-child(5) { transition-delay: 0.3s; }
#mobileMenu.open .mobile-link:nth-child(6) { transition-delay: 0.35s; }

/* Hero */
.hero-orb {
    animation: float 8s ease-in-out infinite;
}

.orb-1 { animation-delay: 0s; }
.orb-2 { animation-delay: -3s; }
.orb-3 { animation-delay: -5s; }

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -20px) scale(1.05); }
    66% { transform: translate(-20px, 15px) scale(0.95); }
}

.hero-title {
    opacity: 0;
    transform: translateY(40px);
    animation: fadeUp 1s ease forwards 0.3s;
}

.hero-tag {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeUp 1s ease forwards 0.1s;
}

.hero-subtitle {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeUp 1s ease forwards 0.5s;
}

.hero-cta {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeUp 1s ease forwards 0.7s;
}

@keyframes fadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.scroll-line {
    animation: scrollDown 1.5s ease-in-out infinite;
}

@keyframes scrollDown {
    0% { top: -16px; opacity: 0; }
    50% { opacity: 1; }
    100% { top: 100%; opacity: 0; }
}

/* Room Cards */
.room-card {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.room-card.revealed {
    opacity: 1;
    transform: translateY(0);
}

.room-card::after {
    content: '';
    position: absolute;
    inset: 0;
    border: 1px solid transparent;
    border-radius: inherit;
    transition: border-color 0.3s ease;
    pointer-events: none;
}

.room-card:hover::after {
    border-color: rgba(201, 168, 76, 0.2);
}

/* Experience Cards */
.experience-card {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.experience-card.revealed {
    opacity: 1;
    transform: translateY(0);
}

.experience-card:hover {
    transform: translateY(-8px);
    transition: transform 0.4s ease;
}

.experience-card:hover .w-16 {
    box-shadow: 0 0 30px rgba(0, 212, 170, 0.2);
}

/* Gallery */
.gallery-item {
    opacity: 0;
    transform: scale(0.95);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.gallery-item.revealed {
    opacity: 1;
    transform: scale(1);
}

.gallery-item:hover img {
    filter: brightness(1.1);
}

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

.reveal-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal-right {
    opacity: 0;
    transform: translateX(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* Form */
#bookingForm input:focus,
#bookingForm textarea:focus {
    border-color: rgba(201, 168, 76, 0.5) !important;
    box-shadow: 0 0 0 3px rgba(201, 168, 76, 0.1);
}

#bookingForm input::placeholder,
#bookingForm textarea::placeholder {
    color: rgba(255, 255, 255, 0.15);
}

/* Gold shimmer on buttons */
button[type="submit"]:hover {
    box-shadow: 0 0 40px rgba(201, 168, 76, 0.3) !important;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.75rem;
    }
    
    .hero-title span:first-child {
        display: block;
    }
}

@media (min-width: 768px) {
    .hero-title {
        font-size: 4.5rem;
    }
}

@media (min-width: 1024px) {
    .hero-title {
        font-size: 5.5rem;
    }
}

/* Subtle grain overlay */
body::after {
    content: '';
    position: fixed;
    inset: 0;
    pointer-events: none;
    opacity: 0.025;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    background-repeat: repeat;
    background-size: 256px 256px;
    z-index: 9999;
}