:root {
    /* Color Palette Inspired by Premium Real Estate (8 Kean Street) */
    --color-black: #1a1a1a;
    --color-white: #ffffff;
    --color-off-white: #f8f6f0;
    --color-tan: #d2b48c;
    --color-dark-tan: #b08d6a;
    --color-dark-bg: #222222;
    --color-text: #4a4a4a;
    --color-text-light: #888888;
    
    /* Typography */
    --font-primary: 'Inter', sans-serif;
    --font-secondary: 'Playfair Display', serif;
    
    /* Spacing & Layout */
    --container-width: 1200px;
    --section-padding: 100px 0;
    --transition: all 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    color: var(--color-text);
    background-color: var(--color-off-white);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

img {
    max-width: 100%;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

.container {
    width: 90%;
    max-width: var(--container-width);
    margin: 0 auto;
}

.text-center { text-align: center; }
.text-light { color: var(--color-white); }
.bg-dark { background-color: var(--color-dark-bg); }

/* Typography */
h1, h2, h3, h4 {
    color: var(--color-black);
    font-weight: 400;
    line-height: 1.2;
}

.section-title {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    font-family: var(--font-primary);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.section-title em {
    font-family: var(--font-secondary);
    text-transform: none;
    font-style: italic;
    color: var(--color-tan);
}

.lead-text {
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
    color: var(--color-black);
    font-weight: 500;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 14px 32px;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 500;
    cursor: pointer;
    border: 1px solid transparent;
}

.btn-primary {
    background-color: var(--color-tan);
    color: var(--color-white);
}

.btn-primary:hover {
    background-color: var(--color-dark-tan);
}

.btn-outline {
    border-color: var(--color-black);
    color: var(--color-black);
}

.btn-outline:hover {
    background-color: var(--color-black);
    color: var(--color-white);
}

/* Header */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 20px 0;
    z-index: 100;
    transition: var(--transition);
}

.site-header.scrolled {
    background-color: rgba(255, 255, 255, 0.98);
    box-shadow: 0 2px 20px rgba(0,0,0,0.05);
    padding: 15px 0;
}

.site-header.scrolled .main-nav a {
    color: var(--color-black);
}

.site-header.scrolled .logo {
    color: var(--color-black);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--color-white);
    transition: var(--transition);
}

.logo-number {
    font-family: var(--font-secondary);
    font-size: 3rem;
    font-style: italic;
    line-height: 1;
}

.logo-text {
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 2px;
    line-height: 1.2;
}

.logo-light {
    color: var(--color-white);
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 30px;
}

.main-nav a {
    color: var(--color-white);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
}

.site-header.scrolled .main-nav a.btn-outline {
    border-color: var(--color-black);
    color: var(--color-black);
}
.site-header.scrolled .main-nav a.btn-outline:hover {
    background-color: var(--color-black);
    color: var(--color-white);
}

.main-nav a:not(.btn)::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: currentColor;
    transition: var(--transition);
}

.main-nav a:not(.btn):hover::after {
    width: 100%;
}

/* Hero Section */
.hero {
    height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    transform: scale(1.05);
    animation: slowZoom 20s ease-in-out infinite alternate;
}

@keyframes slowZoom {
    from { transform: scale(1.0); }
    to { transform: scale(1.1); }
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0.3) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    color: var(--color-white);
}

.hero-title {
    font-size: 5rem;
    color: var(--color-white);
    display: flex;
    flex-direction: column;
    margin-bottom: 20px;
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 40px;
    max-width: 600px;
    font-weight: 300;
}

/* Sections */
.section {
    padding: var(--section-padding);
}

.split-layout {
    display: flex;
    align-items: center;
    gap: 80px;
}

.split-layout.reverse {
    flex-direction: row-reverse;
}

.split-text {
    flex: 1;
}

.split-image {
    flex: 1;
    position: relative;
    overflow: hidden;
}

.split-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s ease;
}

.split-image:hover img {
    transform: scale(1.03);
}

/* Availability Section */
.section-header {
    margin-bottom: 60px;
}

.availability-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.floor-card {
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 40px;
    color: var(--color-white);
    transition: var(--transition);
}

.floor-card:hover {
    background-color: rgba(255, 255, 255, 0.1);
    transform: translateY(-5px);
}

.floor-name {
    font-family: var(--font-secondary);
    font-size: 2rem;
    margin-bottom: 10px;
    color: var(--color-tan);
}

.floor-spec {
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 1px;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.floor-desc {
    margin-bottom: 30px;
    color: #ccc;
    font-size: 0.95rem;
}

.floor-status {
    display: inline-block;
    padding: 6px 15px;
    background-color: var(--color-tan);
    color: var(--color-white);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Amenities List */
.amenities-list {
    list-style: none;
    margin-top: 40px;
}

.amenities-list li {
    display: flex;
    margin-bottom: 30px;
}

.amenity-icon {
    font-size: 2rem;
    color: var(--color-tan);
    margin-right: 20px;
    margin-top: 5px;
}

.amenities-list strong {
    display: block;
    color: var(--color-black);
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.amenities-list span {
    color: var(--color-text-light);
    font-size: 0.95rem;
}

/* Footer */
.site-footer {
    background-color: var(--color-black);
    color: var(--color-white);
    padding: 80px 0 20px;
}

.footer-container {
    display: flex;
    justify-content: space-between;
    margin-bottom: 60px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 60px;
}

.footer-address {
    margin-top: 20px;
    color: #aaa;
}

.footer-heading {
    color: var(--color-white);
    margin-bottom: 20px;
    font-family: var(--font-secondary);
    font-size: 1.5rem;
}

.footer-contact p {
    color: #aaa;
    margin-bottom: 15px;
    max-width: 300px;
}

.contact-number {
    display: block;
    font-size: 2.5rem;
    font-family: var(--font-secondary);
    color: var(--color-tan);
    transition: var(--transition);
}

.contact-number:hover {
    color: var(--color-white);
}

.footer-bottom {
    text-align: center;
    color: #666;
    font-size: 0.85rem;
}

/* Animations */
.fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 1s ease, transform 1s ease;
}

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

.delay-1 { transition-delay: 0.2s; }
.delay-2 { transition-delay: 0.4s; }
.delay-3 { transition-delay: 0.6s; }
.delay-4 { transition-delay: 0.8s; }

/* Responsive */
@media (max-width: 992px) {
    .split-layout {
        flex-direction: column;
        gap: 40px;
    }
    
    .split-layout.reverse {
        flex-direction: column;
    }
    
    .availability-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-title {
        font-size: 3.5rem;
    }
    
    .footer-container {
        flex-direction: column;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .main-nav {
        display: none; /* simple hidden nav for mobile in this mockup */
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
}

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: var(--color-white);
    color: var(--color-black);
    padding: 20px 0;
    box-shadow: 0 -5px 20px rgba(0, 0, 0, 0.05);
    z-index: 1000;
    transform: translateY(100%);
    transition: transform 0.5s ease-in-out;
}

.cookie-banner.show {
    transform: translateY(0);
}

.cookie-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

.cookie-container p {
    font-size: 0.9rem;
    color: var(--color-text);
    margin: 0;
}

@media (max-width: 768px) {
    .cookie-container {
        flex-direction: column;
        text-align: center;
    }
}