/* ========================================
   KARLEN AVAGYAN REAL ESTATE
   Clean Minimalist Design System
   ======================================== */

/* CSS Custom Properties */
:root {
    --color-navy: #0A1628;
    --color-navy-light: #1A2A45;
    --color-gold: #C5A059;
    --color-gold-light: #D4B76A;
    --color-gold-dark: #A8863F;
    --color-white: #FFFFFF;
    --color-off-white: #F8F7F4;
    --color-cream: #F5F3EF;
    --color-gray-100: #F7F7F7;
    --color-gray-200: #E8E8E8;
    --color-gray-300: #D1D1D1;
    --color-gray-400: #A0A0A0;
    --color-gray-500: #6B6B6B;
    --color-gray-600: #4A4A4A;
    --color-gray-700: #2D2D2D;
    
    --font-display: 'Cormorant Garamond', Georgia, serif;
    --font-body: 'Montserrat', 'Helvetica Neue', Arial, sans-serif;
    
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    --spacing-2xl: 8rem;
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset & Base */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-body);
    font-weight: 300;
    line-height: 1.7;
    color: var(--color-gray-700);
    background-color: var(--color-white);
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

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

h1 { font-size: clamp(3rem, 8vw, 6rem); }
h2 { font-size: clamp(2rem, 5vw, 3.5rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: 1.125rem; font-family: var(--font-body); font-weight: 500; }

p {
    margin-bottom: 1rem;
}

.lead {
    font-size: 1.25rem;
    font-weight: 300;
    color: var(--color-gray-600);
    line-height: 1.8;
    margin-bottom: 2rem;
}

/* Layout */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section {
    padding: var(--spacing-2xl) 0;
}

.grid {
    display: grid;
    gap: var(--spacing-lg);
}

.grid-2 {
    grid-template-columns: repeat(2, 1fr);
}

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

.mt-3 {
    margin-top: var(--spacing-lg);
}

/* Section Labels */
.section-label {
    display: inline-block;
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--color-gold);
    margin-bottom: var(--spacing-sm);
}

.section-title {
    margin-bottom: var(--spacing-md);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem 2.5rem;
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 400;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    border: 1px solid transparent;
    cursor: pointer;
    transition: var(--transition);
}

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

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

.btn-outline {
    background-color: transparent;
    color: var(--color-navy);
    border-color: var(--color-navy);
}

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

.btn-text {
    background: transparent;
    border: none;
    padding: 1rem 0;
    color: var(--color-white);
}

.btn-text:hover {
    color: var(--color-gold);
}

.btn-full {
    width: 100%;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-gray-200);
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.05);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.logo {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    line-height: 1;
}

.logo-text {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-navy);
    letter-spacing: 0.1em;
}

.logo-sub {
    font-family: var(--font-body);
    font-size: 0.625rem;
    font-weight: 400;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--color-gold);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav-links a {
    font-size: 0.875rem;
    font-weight: 400;
    letter-spacing: 0.05em;
    color: var(--color-gray-600);
}

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

.nav-links .btn-outline {
    padding: 0.75rem 1.5rem;
}

/* Mobile Navigation */
.mobile-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
}

.hamburger {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-navy);
    position: relative;
    transition: var(--transition);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 2px;
    background: var(--color-navy);
    transition: var(--transition);
}

.hamburger::before { top: -8px; }
.hamburger::after { bottom: -8px; }

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    min-height: 700px;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: -2;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(10, 22, 40, 0.4) 0%,
        rgba(10, 22, 40, 0.6) 100%
    );
    z-index: -1;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    padding-top: 80px;
}

.hero-subtitle {
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 400;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--color-gold);
    margin-bottom: var(--spacing-md);
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
}

.hero-title {
    font-family: var(--font-display);
    font-weight: 300;
    color: var(--color-white);
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    opacity: 0;
    animation: fadeInUp 0.8s ease 0.2s forwards;
}

.hero-description {
    font-size: 1.125rem;
    font-weight: 300;
    color: rgba(255, 255, 255, 0.85);
    max-width: 500px;
    margin-bottom: var(--spacing-lg);
    opacity: 0;
    animation: fadeInUp 0.8s ease 0.4s forwards;
}

.hero-cta {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    opacity: 0;
    animation: fadeInUp 0.8s ease 0.6s forwards;
}

.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-lg);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
}

.scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--color-gold), transparent);
    animation: scrollLine 2s ease-in-out infinite;
}

/* About Section */
.about {
    background-color: var(--color-off-white);
}

.about-image {
    position: relative;
}

.about-image img {
    width: 100%;
    height: 600px;
    object-fit: cover;
}

.image-accent {
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 200px;
    height: 200px;
    border: 1px solid var(--color-gold);
    z-index: -1;
}

.about-content {
    padding: var(--spacing-lg) 0;
}

.stats {
    display: flex;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-gray-200);
}

.stat {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.stat-number {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 400;
    color: var(--color-navy);
    line-height: 1;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--color-gray-500);
    letter-spacing: 0.05em;
}

/* Services Section */
.services {
    background-color: var(--color-white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.service-card {
    padding: var(--spacing-lg);
    border: 1px solid var(--color-gray-200);
    transition: var(--transition);
}

.service-card:hover {
    border-color: var(--color-gold);
    transform: translateY(-5px);
}

.service-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--color-gold);
    margin-bottom: var(--spacing-md);
    color: var(--color-gold);
}

.service-card h3 {
    margin-bottom: var(--spacing-sm);
}

.service-card p {
    font-size: 0.9375rem;
    color: var(--color-gray-500);
}

/* Listings Section */
.listings {
    background-color: var(--color-cream);
}

.listings-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin: var(--spacing-lg) 0;
}

.listing-card {
    background: var(--color-white);
    overflow: hidden;
    transition: var(--transition);
}

.listing-card:hover {
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.listing-image {
    position: relative;
    overflow: hidden;
}

.listing-image img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    transition: var(--transition-slow);
}

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

.listing-badge {
    position: absolute;
    top: var(--spacing-sm);
    left: var(--spacing-sm);
    background: var(--color-gold);
    color: var(--color-white);
    padding: 0.5rem 1rem;
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.listing-info {
    padding: var(--spacing-md);
}

.listing-price {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--color-navy);
    margin-bottom: 0.5rem;
}

.listing-info h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.listing-address {
    font-size: 0.875rem;
    color: var(--color-gray-500);
    margin-bottom: var(--spacing-sm);
}

.listing-details {
    display: flex;
    gap: var(--spacing-sm);
    font-size: 0.875rem;
    color: var(--color-gray-600);
}

/* Testimonials Section */
.testimonials {
    background-color: var(--color-navy);
    color: var(--color-white);
}

.testimonials .section-title {
    color: var(--color-white);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.testimonial-card {
    padding: var(--spacing-lg);
    border: 1px solid rgba(197, 160, 89, 0.3);
}

.testimonial-quote {
    font-family: var(--font-display);
    font-size: 4rem;
    line-height: 1;
    color: var(--color-gold);
    margin-bottom: var(--spacing-sm);
}

.testimonial-text {
    font-size: 1rem;
    font-weight: 300;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--spacing-md);
}

.testimonial-author {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.author-name {
    font-weight: 500;
    color: var(--color-white);
}

.author-location {
    font-size: 0.875rem;
    color: var(--color-gold);
}

/* Contact Section */
.contact {
    background-color: var(--color-off-white);
}

.contact-info {
    padding: var(--spacing-lg) 0;
}

.contact-details {
    margin-top: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.contact-item {
    display: flex;
    gap: var(--spacing-sm);
}

.contact-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--color-gold);
    color: var(--color-gold);
    flex-shrink: 0;
}

.contact-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-gray-400);
    margin-bottom: 0.25rem;
}

.contact-item p {
    font-size: 0.9375rem;
    color: var(--color-gray-600);
}

.contact-item a:hover {
    color: var(--color-gold);
}

.contact-form-wrapper {
    background: var(--color-white);
    padding: var(--spacing-lg);
    border: 1px solid var(--color-gray-200);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-size: 0.875rem;
    font-weight: 400;
    letter-spacing: 0.05em;
    color: var(--color-gray-600);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 1rem;
    border: 1px solid var(--color-gray-200);
    font-family: var(--font-body);
    font-size: 0.9375rem;
    font-weight: 300;
    color: var(--color-gray-700);
    background: var(--color-white);
    transition: var(--transition);
}

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

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-success {
    display: none;
    padding: var(--spacing-md);
    background: var(--color-navy);
    color: var(--color-white);
    text-align: center;
}

.form-success p {
    margin: 0;
}

/* Footer */
.footer {
    background-color: var(--color-navy);
    color: var(--color-white);
    padding: var(--spacing-2xl) 0 var(--spacing-md);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-logo {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    line-height: 1.4;
    margin-bottom: var(--spacing-sm);
}

.footer-tagline {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.6);
}

.footer-links h4,
.footer-contact h4 {
    color: var(--color-gold);
    margin-bottom: var(--spacing-sm);
    font-size: 0.875rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-links a {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.6);
}

.footer-links a:hover {
    color: var(--color-gold);
}

.footer-contact p {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 0.5rem;
}

.footer-contact a:hover {
    color: var(--color-gold);
}

.footer-bottom {
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.footer-bottom p {
    font-size: 0.8125rem;
    color: rgba(255, 255, 255, 0.4);
    margin: 0;
}

.footer-legal {
    font-size: 0.75rem;
}

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

@keyframes scrollLine {
    0%, 100% {
        opacity: 0;
        transform: scaleY(0);
        transform-origin: top;
    }
    50% {
        opacity: 1;
        transform: scaleY(1);
        transform-origin: top;
    }
}

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

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

/* Responsive Design */
@media (max-width: 1024px) {
    .grid-2 {
        grid-template-columns: 1fr;
    }
    
    .services-grid,
    .listings-grid,
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-image img {
        height: 500px;
    }
}

@media (max-width: 768px) {
    :root {
        --spacing-xl: 4rem;
        --spacing-2xl: 5rem;
    }
    
    .mobile-toggle {
        display: block;
        z-index: 1001;
    }
    
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background: var(--color-white);
        flex-direction: column;
        justify-content: center;
        gap: var(--spacing-md);
        transition: var(--transition);
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .nav-links a {
        font-size: 1.25rem;
    }
    
    .hero-title {
        font-size: clamp(2.5rem, 10vw, 4rem);
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .services-grid,
    .listings-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .about-image {
        order: -1;
    }
    
    .about-image img {
        height: 400px;
    }
    
    .image-accent {
        display: none;
    }
    
    .stats {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .hero-content {
        padding-top: 60px;
    }
    
    .btn {
        padding: 0.875rem 1.5rem;
        font-size: 0.8125rem;
    }
    
    .service-card,
    .listing-info,
    .testimonial-card,
    .contact-form-wrapper {
        padding: var(--spacing-md);
    }
}