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

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

body {
    margin: 0;
    background-color: #080e1a;
    color: #f8fafc;
}

/* Floating card animation */
@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

.floating-card {
    animation: float 4s ease-in-out infinite;
}

.floating-card:nth-child(2) {
    animation-delay: -2s;
    animation-duration: 5s;
}

/* Room card hover */
.room-card {
    transform: translateY(0);
}

.room-card:hover {
    transform: translateY(-4px);
}

/* Amenity card hover */
.amenity-card {
    transform: translateY(0);
}

.amenity-card:hover {
    transform: translateY(-4px);
}

/* Location card hover */
.location-card {
    transform: translateY(0);
}

.location-card:hover {
    transform: translateY(-4px);
}

/* Fade-in on scroll */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger children */
.fade-in-delay-1 { transition-delay: 0.1s; }
.fade-in-delay-2 { transition-delay: 0.2s; }
.fade-in-delay-3 { transition-delay: 0.3s; }
.fade-in-delay-4 { transition-delay: 0.4s; }

/* Navbar scroll state */
.nav-scrolled {
    background-color: rgba(8, 14, 26, 0.92) !important;
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(45, 212, 191, 0.1);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

/* Selection color */
::selection {
    background-color: rgba(45, 212, 191, 0.3);
    color: #f0fdfa;
}

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

::-webkit-scrollbar-track {
    background: #0f172a;
}

::-webkit-scrollbar-thumb {
    background: #1e293b;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #334155;
}

/* Mobile menu transition */
#mobile-menu {
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Pulse dot */
@keyframes pulse-dot {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

/* Form focus styles */
input:focus, textarea:focus {
    outline: none;
}

/* Geometric shape animations */
@keyframes rotate-slow {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.rotate-slow {
    animation: rotate-slow 20s linear infinite;
}

/* Smooth image loading */
img {
    image-rendering: auto;
}