/* === Base Styles === */
*, *::before, *::after {
    box-sizing: border-box;
}

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

body {
    margin: 0;
    overflow-x: hidden;
}

/* === Top Accent Bar === */
.teal-accent-bar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #0d9488, #2dd4bf, #0d9488);
    z-index: 60;
}

/* === Navigation === */
#navbar {
    background: rgba(255, 255, 255, 0.0);
    transition: background 0.3s ease, box-shadow 0.3s ease;
}

#navbar.scrolled {
    background: rgba(255, 255, 255, 0.97);
    box-shadow: 0 1px 20px rgba(0, 0, 0, 0.08);
    backdrop-filter: blur(12px);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: #0d9488;
    transition: all 0.2s ease;
    transform: translateX(-50%);
}

.nav-link:hover::after {
    width: 60%;
}

/* === Geometric Shapes === */
.geo-shape {
    position: absolute;
    opacity: 0.15;
    pointer-events: none;
}

.geo-circle-1 {
    width: 400px;
    height: 400px;
    border: 3px solid rgba(45, 212, 191, 0.4);
    border-radius: 50%;
    top: -100px;
    right: -100px;
    animation: float 8s ease-in-out infinite;
}

.geo-circle-2 {
    width: 200px;
    height: 200px;
    background: rgba(45, 212, 191, 0.2);
    border-radius: 50%;
    bottom: 15%;
    left: 5%;
    animation: float 6s ease-in-out infinite reverse;
}

.geo-circle-3 {
    width: 80px;
    height: 80px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    top: 30%;
    left: 10%;
    animation: float 5s ease-in-out infinite;
}

.geo-square-1 {
    width: 120px;
    height: 120px;
    border: 2px solid rgba(45, 212, 191, 0.3);
    top: 20%;
    right: 15%;
    transform: rotate(45deg);
    animation: spin-slow 20s linear infinite;
}

.geo-square-2 {
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.1);
    bottom: 25%;
    right: 25%;
    transform: rotate(30deg);
    animation: spin-slow 15s linear infinite reverse;
}

.geo-triangle-1 {
    width: 0;
    height: 0;
    border-left: 50px solid transparent;
    border-right: 50px solid transparent;
    border-bottom: 86px solid rgba(45, 212, 191, 0.15);
    top: 40%;
    left: 3%;
    animation: float 7s ease-in-out infinite;
}

.geo-dots {
    background-image: radial-gradient(circle, rgba(255,255,255,0.3) 1px, transparent 1px);
    background-size: 24px 24px;
    width: 200px;
    height: 200px;
    bottom: 10%;
    right: 10%;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

@keyframes spin-slow {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* === Scroll Reveal === */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

.reveal[data-reveal] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal[data-reveal].revealed {
    opacity: 1;
    transform: translateY(0);
}

/* === Amenity Cards === */
.amenity-card {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.amenity-card[data-reveal] {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.amenity-card[data-reveal].revealed {
    opacity: 1;
    transform: translateY(0);
}

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

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

.mobile-nav-link {
    display: block;
}

/* === Card Tilt === */
.card-tilt {
    transition: transform 0.3s ease;
}

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

/* === 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[data-reveal] {
        opacity: 1;
        transform: none;
    }
    
    .geo-shape {
        display: none;
    }
}

/* === Mobile Responsive === */
@media (max-width: 768px) {
    .geo-circle-1 {
        width: 200px;
        height: 200px;
    }
    
    .geo-circle-2 {
        width: 100px;
        height: 100px;
    }
    
    .geo-square-1 {
        width: 60px;
        height: 60px;
    }
    
    .geo-square-2,
    .geo-triangle-1,
    .geo-dots {
        display: none;
    }
}