/* Main Styles */
:root {
    /* Colors */
    --primary-color: #000;
    --primary-light: #333;
    --secondary-color: #666;
    --accent-color: #d4af37;
    --accent-hover: #b8941f;
    --background-color: #fff;
    --surface-color: #f8f9fa;
    --border-color: #e9ecef;
    --text-primary: #000;
    --text-secondary: #666;
    --text-muted: #999;
    --success-color: #28a745;
    --error-color: #dc3545;
    --warning-color: #ffc107;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-display: 'Playfair Display', serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Layout */
    --container-max-width: 1200px;
    --header-height: 140px;
    --border-radius: 4px;
    --border-radius-lg: 8px;
    --box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    --box-shadow-lg: 0 4px 24px rgba(0, 0, 0, 0.15);
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* Container */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--spacing-xl);
    }
}

/* Loading Screen */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity var(--transition-base), visibility var(--transition-base);
}

.loading-screen.hidden {
    opacity: 0;
    visibility: hidden;
}

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

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto var(--spacing-md);
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: #fff;
    z-index: 1000;
    box-shadow: var(--box-shadow);
    transition: transform var(--transition-base);
}

.header.hidden {
    transform: translateY(-100%);
}

.header-top {
    background: var(--surface-color);
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-sm) 0;
    font-size: var(--font-size-sm);
}

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

.header-info {
    display: flex;
    gap: var(--spacing-xl);
}

.header-info span {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--text-secondary);
}

.header-links {
    display: flex;
    gap: var(--spacing-md);
}

.header-link {
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

.header-link:hover {
    color: var(--primary-color);
}

.header-main {
    padding: var(--spacing-md) 0;
}

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

.header-left,
.header-right {
    flex: 1;
}

.header-center {
    flex: 0 0 auto;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    padding: var(--spacing-sm);
}

.menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--primary-color);
    transition: all var(--transition-base);
}

.logo {
    text-align: center;
}

.logo h1 {
    font-family: var(--font-display);
    font-size: var(--font-size-2xl);
    font-weight: 700;
    letter-spacing: -0.5px;
}

.logo span {
    font-size: var(--font-size-xs);
    letter-spacing: 2px;
    color: var(--text-secondary);
}

.header-actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--spacing-md);
}

.header-actions button,
.header-actions a {
    position: relative;
    padding: var(--spacing-sm);
    color: var(--text-primary);
    transition: color var(--transition-fast);
}

.header-actions button:hover,
.header-actions a:hover {
    color: var(--accent-color);
}

.badge {
    position: absolute;
    top: 0;
    right: 0;
    background: var(--accent-color);
    color: #fff;
    font-size: var(--font-size-xs);
    padding: 2px 6px;
    border-radius: 10px;
    min-width: 18px;
    text-align: center;
}

/* Navigation */
.navigation {
    border-top: 1px solid var(--border-color);
}

.nav-menu {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2xl);
}

.nav-item {
    position: relative;
}

.nav-link {
    display: block;
    padding: var(--spacing-md) 0;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: color var(--transition-fast);
}

.nav-link:hover {
    color: var(--accent-color);
}

/* Dropdown */
.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: #fff;
    box-shadow: var(--box-shadow-lg);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    min-width: 400px;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: 100;
}

.nav-item:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
}

.dropdown-content {
    display: flex;
    gap: var(--spacing-xl);
}

.dropdown-column {
    flex: 1;
}

.dropdown-column h4 {
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.dropdown-column a {
    display: block;
    padding: var(--spacing-xs) 0;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

.dropdown-column a:hover {
    color: var(--accent-color);
}

/* Search Bar */
.search-bar {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: #fff;
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-md) 0;
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.search-bar.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
}

.search-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    position: relative;
}

.search-input {
    flex: 1;
    padding: var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: var(--font-size-base);
}

.search-btn,
.search-close {
    padding: var(--spacing-md);
    background: var(--primary-color);
    color: #fff;
    border-radius: var(--border-radius);
    transition: background var(--transition-fast);
}

.search-btn:hover,
.search-close:hover {
    background: var(--primary-light);
}

/* Hero Section */
.hero {
    position: relative;
    height: 70vh;
    min-height: 500px;
    overflow: hidden;
    margin-top: var(--header-height);
}

.hero-slider {
    position: relative;
    width: 100%;
    height: 100%;
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity var(--transition-slow);
}

.hero-slide.active {
    opacity: 1;
}

.hero-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.hero-bg {
    width: 100%;
    height: 100%;
}

.hero-content {
    position: relative;
    height: 100%;
    display: flex;
    align-items: center;
    z-index: 2;
}

.hero-text {
    max-width: 500px;
    color: #fff;
}

.hero-title {
    font-family: var(--font-display);
    font-size: var(--font-size-4xl);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

.hero-subtitle {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-xl);
    opacity: 0.9;
}

.hero-controls {
    position: absolute;
    bottom: var(--spacing-xl);
    left: 50%;
    transform: translateX(-50%);
    z-index: 3;
}

.hero-dots {
    display: flex;
    gap: var(--spacing-sm);
}

.hero-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    transition: background var(--transition-fast);
}

.hero-dot.active {
    background: #fff;
}

/* Sections */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-title {
    font-family: var(--font-display);
    font-size: var(--font-size-3xl);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
}

.section-footer {
    text-align: center;
    margin-top: var(--spacing-3xl);
}

/* Featured Products */
.featured-products {
    padding: var(--spacing-3xl) 0;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

/* Categories */
.categories {
    padding: var(--spacing-3xl) 0;
    background: var(--surface-color);
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
}

.category-card {
    position: relative;
    height: 300px;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transition: transform var(--transition-base);
}

.category-card:hover {
    transform: translateY(-4px);
}

.category-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.category-bg {
    width: 100%;
    height: 100%;
}

.category-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--spacing-xl);
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
    color: #fff;
}

.category-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.category-count {
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-md);
    opacity: 0.8;
}

.category-link {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius);
    transition: background var(--transition-fast);
}

.category-link:hover {
    background: rgba(255, 255, 255, 0.3);
}

/* Newsletter */
.newsletter {
    padding: var(--spacing-3xl) 0;
    background: var(--primary-color);
    color: #fff;
}

.newsletter-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-2xl);
}

.newsletter-text {
    flex: 1;
}

.newsletter-title {
    font-family: var(--font-display);
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-sm);
}

.newsletter-subtitle {
    font-size: var(--font-size-lg);
    opacity: 0.8;
}

.newsletter-form {
    flex: 1;
    max-width: 400px;
}

.form-group {
    display: flex;
    gap: var(--spacing-sm);
}

.form-group input {
    flex: 1;
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: var(--spacing-md) var(--spacing-xl);
    font-weight: 500;
    text-align: center;
    border-radius: var(--border-radius);
    transition: all var(--transition-fast);
    cursor: pointer;
    border: 1px solid transparent;
}

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

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

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

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

/* Footer */
.footer {
    background: #000;
    color: #fff;
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-links a {
    color: #ccc;
    transition: color var(--transition-fast);
}

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

.social-links {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: #333;
    border-radius: 50%;
    transition: background var(--transition-fast);
}

.social-link:hover {
    background: var(--accent-color);
}

.contact-info {
    font-size: var(--font-size-sm);
    color: #ccc;
}

.footer-bottom {
    border-top: 1px solid #333;
    padding-top: var(--spacing-lg);
}

.footer-legal {
    font-size: var(--font-size-sm);
    color: #999;
    line-height: 1.8;
}

/* Back to Top */
.back-to-top {
    position: fixed;
    bottom: var(--spacing-xl);
    right: var(--spacing-xl);
    width: 50px;
    height: 50px;
    background: var(--accent-color);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transform: translateY(100px);
    opacity: 0;
    transition: all var(--transition-base);
    z-index: 100;
}

.back-to-top.visible {
    transform: translateY(0);
    opacity: 1;
}

.back-to-top:hover {
    background: var(--accent-hover);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    left: -100%;
    width: 300px;
    height: 100vh;
    background: #fff;
    z-index: 2000;
    transition: left var(--transition-base);
    box-shadow: var(--box-shadow-lg);
}

.mobile-menu.active {
    left: 0;
}

.mobile-menu-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
}

.mobile-menu-close {
    padding: var(--spacing-sm);
}

.mobile-menu-content {
    padding: var(--spacing-lg);
}

.mobile-nav ul {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.mobile-nav a {
    display: block;
    padding: var(--spacing-md) 0;
    font-weight: 500;
    border-bottom: 1px solid var(--border-color);
}

/* Responsive Design */
@media (max-width: 767px) {
    .header-top {
        display: none;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .navigation {
        display: none;
    }
    
    .header-info {
        display: none;
    }
    
    .newsletter-content {
        flex-direction: column;
        text-align: center;
    }
    
    .form-group {
        flex-direction: column;
    }
    
    .hero-title {
        font-size: var(--font-size-3xl);
    }
    
    .section-title {
        font-size: var(--font-size-2xl);
    }
    
    :root {
        --header-height: 80px;
    }
}