/**
 * Main Stylesheet - Artisan Gallery
 * Luxury design with classic-modern blend
 */

:root {
    /* Color Palette - Deep, rich tones */
    --color-primary: #2c1810;
    --color-secondary: #8b6f47;
    --color-accent: #d4af37;
    --color-dark: #1a1a1a;
    --color-light: #f5f5f0;
    --color-gray: #6b6b6b;
    --color-border: #e0ddd5;
    
    /* Dark Mode Colors */
    --color-dark-bg: #1a1a1a;
    --color-dark-surface: #2a2a2a;
    --color-dark-text: #e5e5e5;
    
    /* Typography */
    --font-serif: 'Playfair Display', Georgia, serif;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2.5rem;
    --spacing-xl: 4rem;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

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

body {
    font-family: var(--font-sans);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-dark);
    background-color: var(--color-light);
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

body.dark-mode {
    background-color: var(--color-dark-bg);
    color: var(--color-dark-text);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-serif);
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: var(--spacing-sm);
}

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

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

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

/* Container */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Onboarding Screen */
.onboarding-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    animation: fadeOut 0.5s ease 1s forwards;
}

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

.onboarding-logo {
    max-width: 200px;
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: scale(0.95); }
    to { opacity: 1; transform: scale(1); }
}

@keyframes fadeOut {
    to { opacity: 0; visibility: hidden; }
}

/* Header */
.main-header {
    background-color: var(--color-light);
    border-bottom: 1px solid var(--color-border);
    padding: var(--spacing-md) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: all var(--transition-normal);
}

body.dark-mode .main-header {
    background-color: var(--color-dark-surface);
    border-bottom-color: #3a3a3a;
}

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

.logo img {
    height: 40px;
}

.main-nav {
    display: none;
}

.main-nav ul {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
    align-items: center;
}

.main-nav a {
    font-size: 0.95rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    padding: var(--spacing-xs) 0;
}

.mobile-menu-toggle {
    display: block;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.mobile-menu-toggle span {
    display: block;
    width: 25px;
    height: 2px;
    background-color: var(--color-dark);
    margin: 5px 0;
    transition: all var(--transition-fast);
}

body.dark-mode .mobile-menu-toggle span {
    background-color: var(--color-dark-text);
}

/* Settings Dropdown */
.settings-dropdown {
    position: relative;
}

.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    background-color: white;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: var(--spacing-md);
    min-width: 250px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    z-index: 100;
}

.settings-dropdown:hover .dropdown-menu {
    display: block;
}

.setting-item {
    margin-bottom: var(--spacing-md);
}

.setting-item:last-child {
    margin-bottom: 0;
}

.setting-item label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--color-gray);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.social-icons {
    display: flex;
    gap: var(--spacing-sm);
}

.social-icons a {
    color: var(--color-gray);
    transition: color var(--transition-fast);
}

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

/* Hero Section */
.hero-section {
    padding: var(--spacing-xl) 0;
    text-align: center;
    background: linear-gradient(135deg, #f5f5f0 0%, #e8e6dc 100%);
}

body.dark-mode .hero-section {
    background: linear-gradient(135deg, #2a2a2a 0%, #1a1a1a 100%);
}

.hero-title {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-gray);
    margin-bottom: var(--spacing-lg);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    font-weight: 600;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

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

.btn-secondary {
    background-color: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

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

/* Sections */
.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: var(--spacing-xl);
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background-color: var(--color-accent);
    margin: var(--spacing-md) auto 0;
}

/* Artwork Grid */
.artwork-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.artwork-card {
    background-color: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

body.dark-mode .artwork-card {
    background-color: var(--color-dark-surface);
}

.artwork-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.artwork-image {
    aspect-ratio: 4 / 5;
    overflow: hidden;
    background-color: #f0f0f0;
}

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

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

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

.artwork-title {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xs);
}

.artwork-ref {
    font-size: 0.85rem;
    color: var(--color-gray);
}

.artwork-status {
    display: inline-block;
    margin-top: var(--spacing-xs);
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    border-radius: 12px;
    letter-spacing: 0.05em;
}

.status-available {
    background-color: #d4edda;
    color: #155724;
}

.status-sold {
    background-color: #f8d7da;
    color: #721c24;
}

.status-reserved {
    background-color: #fff3cd;
    color: #856404;
}

/* Footer */
.main-footer {
    background-color: var(--color-primary);
    color: white;
    padding: var(--spacing-xl) 0 var(--spacing-md);
    margin-top: var(--spacing-xl);
}

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

.footer-section h3,
.footer-section h4 {
    color: var(--color-accent);
    margin-bottom: var(--spacing-md);
}

.footer-section a {
    color: white;
}

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

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

.subscribe-form input {
    flex: 1;
    padding: var(--spacing-sm);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 4px;
    background-color: rgba(255, 255, 255, 0.1);
    color: white;
}

.subscribe-form button {
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--color-accent);
    color: var(--color-primary);
    border: none;
    border-radius: 4px;
    font-weight: 600;
    cursor: pointer;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

/* Responsive - Tablet */
@media (min-width: 768px) {
    .mobile-menu-toggle {
        display: none;
    }
    
    .main-nav {
        display: block;
    }
    
    .artwork-grid {
        grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    }
    
    .hero-title {
        font-size: 4rem;
    }
}

/* Responsive - Desktop */
@media (min-width: 1024px) {
    .container {
        padding: 0 var(--spacing-lg);
    }
    
    .artwork-grid {
        grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
        gap: var(--spacing-xl);
    }
}