/* ==========================================================================
   CSS Variables & Tokens
   ========================================================================== */
   :root {
    /* Color Palette */
    --bg-primary: #FBFBFA;
    --text-primary: #1C1C1C;
    --text-secondary: #5A5A55;
    --accent-color: #C5A880; /* Bronze/Gold */
    --accent-hover: #b3956d;
    --border-color: #E5E5E0;
    --surface-light: #F0EFEA;
    --surface-dark: #121212;
    
    /* Typography */
    --font-heading: 'DM Serif Display', serif;
    --font-body: 'Montserrat', sans-serif;
    
    /* Spacing & Layout */
    --container-width: 1200px;
    --section-pad-y: 100px;
    
    /* Effects */
    --transition-slow: 0.6s cubic-bezier(0.25, 1, 0.5, 1);
    --transition-fast: 0.3s ease;
}

/* ==========================================================================
   Reset & Base Styles
   ========================================================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    color: var(--text-primary);
    background-color: var(--bg-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 400;
    line-height: 1.2;
    color: var(--text-primary);
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

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

/* ==========================================================================
   Utility Classes
   ========================================================================== */
.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

.section-padding {
    padding: var(--section-pad-y) 0;
}

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

.section-text {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin-bottom: 3rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    border: none;
    transition: var(--transition-fast);
}

.btn-primary {
    background-color: var(--accent-color);
    color: #fff;
}

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

.btn-outline {
    background-color: transparent;
    border: 1px solid var(--text-primary);
    color: var(--text-primary);
}

.btn-outline:hover {
    background-color: var(--text-primary);
    color: var(--bg-primary);
}

.btn-block {
    width: 100%;
}

.desktop-only {
    display: none;
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

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

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: var(--transition-fast);
    padding: 24px 0;
    border-bottom: 1px solid transparent;
}

.header.scrolled {
    background-color: rgba(251, 251, 250, 0.9);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: 16px 0;
    border-bottom: 1px solid var(--border-color);
}

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

.logo {
    font-family: var(--font-heading);
    font-size: 2rem;
    color: var(--text-primary);
}

.nav-menu {
    display: none;
}

/* Mobile Toggle */
.mobile-toggle {
    display: flex;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1001;
}

.mobile-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--text-primary);
    transition: var(--transition-fast);
}

.mobile-toggle.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.mobile-toggle.active span:nth-child(2) {
    transform: rotate(-45deg);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    padding-top: 80px;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('https://images.unsplash.com/photo-1613545325278-f24b0cae1224?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80');
    background-size: cover;
    background-position: center;
    z-index: -2;
}

.hero-bg::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, rgba(251, 251, 250, 0.95) 0%, rgba(251, 251, 250, 0.7) 50%, rgba(251, 251, 250, 0.1) 100%);
    z-index: -1;
}

.hero-content {
    max-width: 800px;
}

.hero-title {
    font-size: clamp(3rem, 6vw, 5rem);
    margin-bottom: 24px;
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 500px;
    margin-bottom: 48px;
}

.hero-search {
    background-color: #fff;
    padding: 16px;
    border: 1px solid var(--border-color);
    box-shadow: 0 20px 40px rgba(0,0,0,0.05);
    max-width: 600px;
}

.search-tabs {
    display: flex;
    gap: 16px;
    margin-bottom: 16px;
}

.tab-btn {
    background: none;
    border: none;
    font-family: var(--font-body);
    font-size: 0.875rem;
    color: var(--text-secondary);
    cursor: pointer;
    padding-bottom: 4px;
    border-bottom: 2px solid transparent;
    transition: var(--transition-fast);
}

.tab-btn.active {
    color: var(--text-primary);
    border-bottom-color: var(--accent-color);
    font-weight: 500;
}

.search-bar {
    display: flex;
    gap: 12px;
    flex-direction: column;
}

.search-input {
    flex: 1;
    padding: 16px;
    border: 1px solid var(--border-color);
    background-color: var(--bg-primary);
    font-family: var(--font-body);
    font-size: 1rem;
    outline: none;
    transition: border-color var(--transition-fast);
}

.search-input:focus {
    border-color: var(--accent-color);
}

/* ==========================================================================
   Vitrine Curada (Showcase)
   ========================================================================== */
.showcase-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 32px;
}

.property-card {
    group: card;
    cursor: pointer;
}

.card-image-wrapper {
    overflow: hidden;
    position: relative;
    border: 1px solid var(--border-color);
    margin-bottom: 16px;
}

.card-image {
    width: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.property-card:hover .card-image {
    transform: scale(1.05);
}

.property-price {
    font-size: 0.875rem;
    color: var(--accent-color);
    font-weight: 600;
    display: block;
    margin-bottom: 8px;
}

.property-title {
    font-size: 1.5rem;
    margin-bottom: 4px;
}

.property-location {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.property-features {
    display: flex;
    gap: 16px;
    border-top: 1px solid var(--border-color);
    padding-top: 16px;
}

.feature {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.feature svg {
    width: 18px;
    height: 18px;
}

/* ==========================================================================
   Diferenciais (Services)
   ========================================================================== */
.services {
    background-color: var(--surface-light);
}

.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 48px;
}

.service-items {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.service-item {
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 24px;
}

.service-title {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.service-item p {
    color: var(--text-secondary);
}

/* ==========================================================================
   Proprietários (Owners CTA)
   ========================================================================== */
.owners {
    background-color: var(--surface-dark);
    color: var(--bg-primary);
    text-align: center;
}

.owners .section-title {
    color: var(--bg-primary);
}

.owners .section-text {
    color: #A0A0A0;
    margin: 0 auto 3rem auto;
}

.owners .btn-primary {
    background-color: var(--bg-primary);
    color: var(--surface-dark);
}

.owners .btn-primary:hover {
    background-color: var(--accent-color);
    color: #fff;
}

/* ==========================================================================
   Depoimentos (Testimonials)
   ========================================================================== */
.testimonial-block {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.quote-icon {
    margin-bottom: 24px;
}

.testimonial-text {
    font-family: var(--font-heading);
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    line-height: 1.4;
    margin-bottom: 24px;
}

.testimonial-author {
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
}

/* ==========================================================================
   Contato (Contact)
   ========================================================================== */
.contact-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 48px;
}

.contact-details {
    margin-top: 32px;
}

.contact-details p {
    margin-bottom: 16px;
    color: var(--text-secondary);
}

.contact-details strong {
    color: var(--text-primary);
    font-weight: 600;
}

.form-group {
    margin-bottom: 24px;
}

.form-control {
    width: 100%;
    padding: 16px 0;
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--border-color);
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--text-primary);
    transition: var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-bottom-color: var(--accent-color);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
    background-color: var(--bg-primary);
    padding: 48px 0 24px 0;
    border-top: 1px solid var(--border-color);
}

.footer-container {
    display: flex;
    flex-direction: column;
    gap: 32px;
    margin-bottom: 48px;
}

.footer-logo h3 {
    font-size: 1.5rem;
    margin-bottom: 8px;
}

.footer-logo p, .footer-legal p {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.footer-social {
    display: flex;
    gap: 16px;
}

.footer-social a {
    color: var(--text-primary);
    transition: color var(--transition-fast);
}

.footer-social a:hover {
    color: var(--accent-color);
}

.footer-signature {
    text-align: center;
    border-top: 1px solid var(--border-color);
    padding-top: 24px;
    font-size: 0.75rem;
    color: var(--text-secondary);
    letter-spacing: 1px;
    text-transform: uppercase;
}

/* ==========================================================================
   Media Queries (Responsive Desktop/Tablets)
   ========================================================================== */
@media (min-width: 768px) {
    .desktop-only {
        display: inline-flex;
    }
    
    .mobile-toggle {
        display: none;
    }
    
    .nav-menu {
        display: block;
    }
    
    .nav-list {
        display: flex;
        gap: 32px;
    }
    
    .nav-link {
        font-size: 0.875rem;
        font-weight: 500;
        text-transform: uppercase;
        letter-spacing: 1px;
        transition: color var(--transition-fast);
    }
    
    .nav-link:hover {
        color: var(--accent-color);
    }
    
    .search-bar {
        flex-direction: row;
    }
    
    .search-input {
        width: auto;
    }
    
    /* Asymmetrical Grid for Showcase */
    .showcase-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: auto auto;
    }
    
    .property-card.featured {
        grid-column: 1 / -1;
    }
    
    .property-card.featured .card-image {
        aspect-ratio: 21/9;
    }
    
    .services-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .contact-container {
        grid-template-columns: 1fr 1fr;
    }
    
    .footer-container {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }
}

@media (min-width: 1024px) {
    .hero-bg::after {
        background: linear-gradient(to right, rgba(251, 251, 250, 0.95) 0%, rgba(251, 251, 250, 0.9) 30%, rgba(251, 251, 250, 0) 70%);
    }
    
    .showcase-grid {
        grid-template-columns: repeat(12, 1fr);
    }
    
    .property-card.featured {
        grid-column: 1 / 8;
        grid-row: 1 / 3;
    }
    
    .property-card.featured .card-image {
        height: 100%;
        aspect-ratio: auto;
    }
    
    .property-card:nth-child(2) {
        grid-column: 8 / -1;
        grid-row: 1 / 2;
    }
    
    .property-card:nth-child(3) {
        grid-column: 8 / -1;
        grid-row: 2 / 3;
    }
}