/* ==========================================================================
   CSS Reset & Variables
   ========================================================================== */
:root {
    /* Colors */
    --clr-bg-main: #050505;
    --clr-bg-card: #111111;
    --clr-bg-card-hover: #1a1a1a;
    --clr-text-main: #ffffff;
    --clr-text-muted: #a1a1aa;
    --clr-accent: #d4af37; /* Luxury Gold */
    --clr-accent-hover: #b5952f;
    --clr-border: rgba(255, 255, 255, 0.1);
    --clr-glass: rgba(17, 17, 17, 0.7);
    
    /* Typography */
    --font-primary: 'Cairo', sans-serif;
    --font-secondary: 'Outfit', sans-serif; /* For numbers and logo */
    
    /* Transitions */
    --transition-fast: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background-color: var(--clr-bg-main);
    color: var(--clr-text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

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

ul {
    list-style: none;
}

/* ==========================================================================
   Utility Classes & Components
   ========================================================================== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.glassmorphism {
    background: var(--clr-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--clr-border);
    border-radius: 16px;
}

/* Typography Utilities */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 15px;
}

.section-header h2 span {
    color: var(--clr-accent);
}

.section-header p {
    color: var(--clr-text-muted);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Buttons */
.btn-primary {
    display: inline-block;
    background-color: var(--clr-accent);
    color: #000;
    padding: 14px 32px;
    border-radius: 8px;
    font-weight: 700;
    transition: var(--transition-fast);
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    background-color: var(--clr-accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(212, 175, 55, 0.2);
}

.btn-outline {
    display: inline-block;
    background-color: transparent;
    color: var(--clr-text-main);
    padding: 14px 32px;
    border-radius: 8px;
    font-weight: 700;
    transition: var(--transition-fast);
    border: 1px solid var(--clr-accent);
    cursor: pointer;
}

.btn-outline:hover {
    background-color: var(--clr-accent);
    color: #000;
}

/* ==========================================================================
   Header / Navbar
   ========================================================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 25px 0;
    z-index: 1000;
    transition: var(--transition-fast);
}

.navbar.scrolled {
    padding: 15px 0;
    background: rgba(5, 5, 5, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--clr-border);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
}

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

.logo {
    font-family: var(--font-secondary);
    font-size: 2rem;
    font-weight: 800;
    color: var(--clr-text-main);
    letter-spacing: 1px;
}

.logo span {
    color: var(--clr-accent);
    font-weight: 400;
}

.nav-links {
    display: flex;
    align-items: center;
}

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

.nav-link {
    font-size: 1rem;
    font-weight: 600;
    color: var(--clr-text-muted);
    transition: var(--transition-fast);
    position: relative;
}

.nav-link:hover, .nav-link.active {
    color: var(--clr-text-main);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    right: 0;
    width: 0;
    height: 2px;
    background-color: var(--clr-accent);
    transition: var(--transition-fast);
}

.nav-link:hover::after, .nav-link.active::after {
    width: 100%;
}

.btn-contact {
    border: 1px solid var(--clr-border);
    padding: 8px 20px;
    border-radius: 30px;
}

.btn-contact::after {
    display: none;
}

.btn-contact:hover {
    background-color: var(--clr-text-main);
    color: #000;
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--clr-text-main);
    font-size: 1.5rem;
    cursor: pointer;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 100px;
    background-image: url('../assets/images/luxury_villa.png');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, var(--clr-bg-main) 0%, rgba(5,5,5,0.6) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
}

.hero h1 {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
}

.hero h1 span {
    color: var(--clr-accent);
    font-family: var(--font-secondary);
}

.hero p {
    font-size: 1.2rem;
    color: var(--clr-text-muted);
    max-width: 600px;
    margin: 0 auto 50px;
}

/* Advanced Search Engine */
.search-engine {
    padding: 30px;
    max-width: 1000px;
    margin: 0 auto;
    text-align: right;
}

.search-form {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    align-items: flex-end;
}

.search-group {
    display: flex;
    flex-direction: column;
}

.search-group label {
    font-size: 0.9rem;
    color: var(--clr-text-muted);
    margin-bottom: 8px;
    font-weight: 600;
}

.search-group label i {
    color: var(--clr-accent);
    margin-left: 5px;
}

.search-group select {
    appearance: none;
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--clr-border);
    color: var(--clr-text-main);
    padding: 15px;
    border-radius: 8px;
    font-family: var(--font-primary);
    font-size: 1rem;
    cursor: pointer;
    outline: none;
    transition: var(--transition-fast);
}

.search-group select:hover, .search-group select:focus {
    border-color: var(--clr-accent);
    background-color: rgba(255, 255, 255, 0.1);
}

.search-group select option {
    background-color: var(--clr-bg-card);
    color: var(--clr-text-main);
}

.btn-search {
    background-color: var(--clr-accent);
    color: #000;
    border: none;
    padding: 15px;
    border-radius: 8px;
    font-family: var(--font-primary);
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
}

.btn-search:hover {
    background-color: var(--clr-accent-hover);
    box-shadow: 0 5px 15px rgba(212, 175, 55, 0.3);
}

/* ==========================================================================
   Featured Projects
   ========================================================================== */
.projects {
    padding: 100px 0;
    background-color: var(--clr-bg-main);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.project-card {
    background-color: var(--clr-bg-card);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--clr-border);
    transition: var(--transition-fast);
    cursor: pointer;
}

.project-card:hover {
    transform: translateY(-10px);
    border-color: rgba(212, 175, 55, 0.5);
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
}

.card-img-wrapper {
    position: relative;
    height: 250px;
    overflow: hidden;
}

.card-img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.project-card:hover .card-img-wrapper img {
    transform: scale(1.1);
}

.badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background-color: var(--clr-accent);
    color: #000;
    padding: 5px 12px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 700;
    z-index: 2;
}

.card-content {
    padding: 25px;
}

.card-content h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.location {
    color: var(--clr-text-muted);
    font-size: 0.9rem;
    margin-bottom: 20px;
}

.location i {
    color: var(--clr-accent);
}

.amenities {
    display: flex;
    justify-content: space-between;
    border-top: 1px solid var(--clr-border);
    border-bottom: 1px solid var(--clr-border);
    padding: 15px 0;
    margin-bottom: 20px;
}

.amenities span {
    font-size: 0.9rem;
    color: var(--clr-text-muted);
    display: flex;
    align-items: center;
    gap: 5px;
}

.amenities i {
    color: var(--clr-text-main);
}

.card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.price {
    font-family: var(--font-secondary);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--clr-accent);
}

.btn-details {
    color: var(--clr-text-main);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition-fast);
}

.btn-details:hover {
    color: var(--clr-accent);
}

.view-all-container {
    text-align: center;
}

/* ==========================================================================
   Testimonials
   ========================================================================== */
.testimonials {
    padding: 100px 0;
    position: relative;
    background: linear-gradient(180deg, var(--clr-bg-main) 0%, #0d0d0d 100%);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
}

.testimonial-card {
    padding: 40px 30px;
    position: relative;
}

.quote-icon {
    font-size: 2rem;
    color: rgba(212, 175, 55, 0.2);
    margin-bottom: 20px;
}

.review {
    font-size: 1.1rem;
    font-style: italic;
    color: var(--clr-text-muted);
    margin-bottom: 30px;
    line-height: 1.8;
}

.client-info {
    display: flex;
    align-items: center;
    gap: 15px;
}

.client-avatar {
    font-size: 3rem;
    color: var(--clr-accent);
}

.client-details h4 {
    font-size: 1.1rem;
    margin-bottom: 2px;
}

.client-details span {
    font-size: 0.8rem;
    color: var(--clr-text-muted);
}

/* ==========================================================================
   CTA Section
   ========================================================================== */
.cta {
    padding: 80px 0;
    background-color: var(--clr-accent);
    color: #000;
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 15px;
}

.cta-content p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.cta .btn-primary {
    background-color: #000;
    color: var(--clr-accent);
}

.cta .btn-primary:hover {
    background-color: #1a1a1a;
    box-shadow: 0 10px 20px rgba(0,0,0,0.3);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
    background-color: #050505;
    padding: 80px 0 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 50px;
    margin-bottom: 60px;
}

.footer-col h3 {
    font-size: 1.2rem;
    margin-bottom: 25px;
    color: var(--clr-text-main);
    position: relative;
    padding-bottom: 10px;
}

.footer-col h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 30px;
    height: 2px;
    background-color: var(--clr-accent);
}

.brand-col .logo {
    display: inline-block;
    margin-bottom: 20px;
}

.brand-col p {
    color: var(--clr-text-muted);
    margin-bottom: 25px;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--clr-bg-card);
    color: var(--clr-text-main);
    transition: var(--transition-fast);
}

.social-links a:hover {
    background-color: var(--clr-accent);
    color: #000;
    transform: translateY(-3px);
}

.links-col ul li, .contact-col ul li {
    margin-bottom: 15px;
}

.links-col ul li a {
    color: var(--clr-text-muted);
    transition: var(--transition-fast);
}

.links-col ul li a:hover {
    color: var(--clr-accent);
    padding-right: 5px;
}

.contact-col ul li {
    color: var(--clr-text-muted);
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.contact-col ul li i {
    color: var(--clr-accent);
    margin-top: 5px;
}

.newsletter-col p {
    color: var(--clr-text-muted);
    margin-bottom: 20px;
}

.newsletter-form {
    display: flex;
}

.newsletter-form input {
    width: 100%;
    padding: 12px 15px;
    background-color: var(--clr-bg-card);
    border: 1px solid var(--clr-border);
    border-radius: 0 8px 8px 0;
    color: var(--clr-text-main);
    outline: none;
    font-family: var(--font-primary);
}

.newsletter-form button {
    background-color: var(--clr-accent);
    color: #000;
    border: none;
    padding: 0 20px;
    border-radius: 8px 0 0 8px;
    cursor: pointer;
    transition: var(--transition-fast);
}

.newsletter-form button:hover {
    background-color: var(--clr-accent-hover);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--clr-text-muted);
    font-size: 0.9rem;
}

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

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

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }

/* ==========================================================================
   Responsive Design
   ========================================================================== */
@media (max-width: 992px) {
    .search-form {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .hero h1 {
        font-size: 3rem;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        height: 100vh;
        background-color: rgba(10, 10, 10, 0.98);
        backdrop-filter: blur(10px);
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: 0.4s ease;
        z-index: 999;
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .nav-list {
        flex-direction: column;
        gap: 40px;
    }
    
    .mobile-toggle {
        display: block;
        z-index: 1000;
    }
    
    .hero {
        padding-top: 150px;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .search-form {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}