:root {
    --primary: #1a2a3a;
    --secondary: #c5a059;
    --accent: #e5c387;
    --text: #333;
    --text-light: #666;
    --bg: #ffffff;
    --bg-alt: #f9f9f9;
    --glass: rgba(255, 255, 255, 0.8);
    --transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

/* --- UX Improvements --- */
#progress-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: transparent;
    z-index: 2000;
}

#progress-bar {
    height: 100%;
    background: var(--secondary);
    width: 0%;
    transition: width 0.1s ease;
}

.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: #25d366;
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
    z-index: 1500;
    transition: var(--transition);
}

.whatsapp-float:hover {
    transform: scale(1.1) rotate(10deg);
    background: #128c7e;
}

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

body {
    font-family: 'Outfit', sans-serif;
    color: var(--text);
    background-color: var(--bg);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3 {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    color: var(--primary);
}

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

ul {
    list-style: none;
}

/* --- Navigation --- */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1.5rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    background: transparent;
    transition: var(--transition);
}

nav.scrolled {
    background: var(--glass);
    backdrop-filter: blur(10px);
    padding: 1rem 5%;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -1px;
    color: var(--primary);
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    font-weight: 500;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 1px;
}

.nav-links a:hover {
    color: var(--secondary);
}

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

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(0,0,0,0.3), rgba(0,0,0,0.6)), url('hero_living_room_1778636746619.png');
    background-size: cover;
    background-position: center;
    z-index: -1;
    transform: scale(1.05);
    transition: transform 10s ease;
}

.hero:hover .hero-bg {
    transform: scale(1);
}

.hero-content {
    text-align: center;
    max-width: 800px;
    padding: 0 2rem;
    animation: fadeInUp 1.2s ease;
}

.hero-content h1 {
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    color: white;
    margin-bottom: 1rem;
    line-height: 1.1;
}

.hero-content p {
    font-size: 1.25rem;
    font-weight: 300;
    margin-bottom: 2.5rem;
    opacity: 0.9;
}

.hero-specs {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-bottom: 3rem;
}

.spec-item {
    text-align: center;
}

.spec-value {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--secondary);
}

.spec-label {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    opacity: 0.8;
}

.btn {
    display: inline-block;
    padding: 1.2rem 2.5rem;
    background: var(--secondary);
    color: white;
    font-weight: 600;
    border-radius: 4px;
    transition: var(--transition);
    border: none;
    cursor: pointer;
}

.btn:hover {
    background: var(--accent);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
}

/* --- Details Section --- */
section {
    padding: 100px 10%;
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.section-title .line {
    width: 60px;
    height: 4px;
    background: var(--secondary);
    margin: 0 auto;
}

.details-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.details-text h3 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
}

.details-text p {
    margin-bottom: 1.5rem;
    color: var(--text-light);
    font-size: 1.1rem;
}

.features-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.feature {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 500;
}

.feature i {
    color: var(--secondary);
}

/* --- Gallery --- */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(2, 400px);
    gap: 20px;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    cursor: pointer;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(26, 42, 58, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-overlay span {
    color: white;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    border: 1px solid white;
    padding: 10px 20px;
}

/* --- Neighborhood --- */
.neighborhood {
    background: var(--bg-alt);
}

.neighborhood-content {
    display: flex;
    gap: 60px;
    align-items: center;
}

.neighborhood-img {
    flex: 1;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 20px 20px 0 var(--secondary);
}

.neighborhood-img img {
    width: 100%;
    display: block;
}

.neighborhood-text {
    flex: 1;
}

.blog-preview {
    background: #f0f2f5;
}

.blog-card:hover {
    transform: translateY(-10px);
}

/* --- Share Section --- */
.share-section {
    padding: 60px 10%;
    text-align: center;
    background: #fff;
}

.share-buttons {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
    margin-top: 30px;
}

.share-btn {
    padding: 12px 25px;
    border-radius: 50px;
    color: white;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: var(--transition);
    font-size: 0.9rem;
}

.share-btn i {
    font-size: 1.1rem;
}

.facebook { background: #3b5998; }
.twitter { background: #000000; } /* X / Twitter */
.linkedin { background: #0077b5; }
.whatsapp { background: #25d366; }
.email { background: var(--primary); }

.share-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    opacity: 0.9;
}

/* --- Contact --- */
.contact-container {
    max-width: 600px;
    margin: 0 auto;
    background: white;
    padding: 50px;
    border-radius: 8px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.05);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.form-group input, .form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-family: inherit;
    font-size: 1rem;
}

.form-group input:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--secondary);
}

/* --- Footer --- */
footer {
    background: var(--primary);
    color: white;
    padding: 50px 10% 20px;
    text-align: center;
}

.footer-logo {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.footer-info {
    margin-bottom: 2rem;
    opacity: 0.7;
}

.copyright {
    font-size: 0.8rem;
    opacity: 0.5;
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 20px;
}

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

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: 1s all ease;
}

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

/* --- Responsive --- */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .hero-specs {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .details-grid, .neighborhood-content {
        grid-template-columns: 1fr;
        flex-direction: column;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
    }
    
    .gallery-grid .gallery-item {
        height: 300px;
    }
    
    .neighborhood-img {
        box-shadow: 10px 10px 0 var(--secondary);
    }
}