/* =========================================
   Clean Minimalist Gallery - Light Theme
   ========================================= */

:root {
    /* Colors - Light Theme */
    --bg-primary: #ffffff;
    --bg-secondary: #fafafa;
    --bg-about: #f5f0e8;
    --bg-modal: #ffffff;
    
    --text-primary: #1a1a1a;
    --text-secondary: #666666;
    --text-muted: #999999;
    
    --accent: #c9a962;
    --accent-hover: #b8954d;
    --accent-light: rgba(201, 169, 98, 0.1);
    
    --border-light: #e5e5e5;
    --border-medium: #d0d0d0;
    
    --success: #22c55e;
    --sold: #dc2626;
    
    /* Typography */
    --font-display: 'Cormorant Garamond', Georgia, serif;
    --font-body: 'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    /* Other */
    --header-height: 60px;
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-full: 9999px;
    --transition: 0.2s ease;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
    --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
}

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

html {
    scroll-behavior: smooth;
}

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

/* Header - Slim Fixed Bar */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-light);
    z-index: 100;
}

.header-content {
    max-width: 1400px;
    height: 100%;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 500;
    color: var(--text-primary);
    text-decoration: none;
    letter-spacing: 0.02em;
}

.logo-accent {
    color: var(--accent);
    font-style: italic;
    font-weight: 400;
}

/* Desktop Navigation */
.nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.03em;
    transition: color var(--transition);
}

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

.admin-link {
    font-size: 0.75rem;
    opacity: 0.6;
}

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

.menu-toggle svg {
    width: 24px;
    height: 24px;
    stroke: var(--text-primary);
}

/* Gallery Section - Main Content */
.gallery-section {
    padding-top: calc(var(--header-height) + var(--spacing-xl));
    padding-bottom: var(--spacing-2xl);
    min-height: 100vh;
}

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

/* View Mode Toggle */
.view-mode-toggle {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.view-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: transparent;
    border: 1px solid var(--border-medium);
    color: var(--text-secondary);
    padding: var(--spacing-sm) var(--spacing-md);
    font-family: var(--font-body);
    font-size: 0.8rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition);
}

.view-btn svg {
    width: 16px;
    height: 16px;
}

.view-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.view-btn.active {
    background: var(--text-primary);
    border-color: var(--text-primary);
    color: var(--bg-primary);
}

/* Category Filter Pills */
.category-filters {
    display: flex;
    justify-content: flex-start;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-sm) 0;
    overflow-x: auto;
    scrollbar-width: thin;
    -webkit-overflow-scrolling: touch;
}

.category-filters::-webkit-scrollbar {
    height: 4px;
}

.category-filters::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

.category-filters::-webkit-scrollbar-thumb {
    background: var(--border-medium);
    border-radius: 2px;
}

.category-pill {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    color: var(--text-secondary);
    padding: var(--spacing-xs) var(--spacing-md);
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
    flex-shrink: 0;
}

.category-pill:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.category-pill.active {
    background: var(--accent);
    border-color: var(--accent);
    color: var(--bg-primary);
}

.pill-count {
    background: rgba(0,0,0,0.1);
    padding: 2px 6px;
    border-radius: var(--radius-full);
    font-size: 0.7rem;
}

.category-pill.active .pill-count {
    background: rgba(255,255,255,0.2);
}

/* Filter Pills */
.gallery-filters {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

.filter-btn {
    background: transparent;
    border: 1px solid var(--border-medium);
    color: var(--text-secondary);
    padding: var(--spacing-sm) var(--spacing-lg);
    font-family: var(--font-body);
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition);
}

.filter-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.filter-btn.active {
    background: var(--text-primary);
    border-color: var(--text-primary);
    color: var(--bg-primary);
}

/* Gallery Grid - Masonry Layout */
.gallery-grid {
    width: 100%;
}

.category-grid {
    width: 100%;
}

.gallery-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-2xl);
    color: var(--text-muted);
    width: 100%;
}

.loading-spinner {
    width: 32px;
    height: 32px;
    border: 2px solid var(--border-light);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin-bottom: var(--spacing-md);
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Painting Card */
.painting-card {
    position: relative;
    width: calc(20% - 6.4px);
    margin-bottom: 8px;
    overflow: hidden;
    cursor: pointer;
    background: var(--bg-secondary);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.painting-card.loaded {
    opacity: 1;
}

.painting-card img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.3s ease;
}

.painting-card:hover img {
    transform: scale(1.02);
}

/* Painting Overlay - Shows on Hover */
.painting-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0.3) 40%, transparent 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: var(--spacing-md);
    opacity: 0;
    transition: opacity var(--transition);
}

.painting-card:hover .painting-overlay {
    opacity: 1;
}

.painting-title {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 500;
    color: #fff;
    margin-bottom: 2px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.painting-price {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.85);
    font-weight: 500;
}

.painting-size {
    font-size: 0.75rem;
    color: rgba(255,255,255,0.7);
}

.painting-price-badge {
    position: absolute;
    bottom: 8px;
    left: 8px;
    background: rgba(0,0,0,0.6);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 500;
    padding: 4px 8px;
    border-radius: 4px;
    transition: opacity var(--transition);
}

.painting-card:hover .painting-price-badge {
    opacity: 0;
}

/* Sold Badge */
.painting-status {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    padding: 4px 10px;
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border-radius: var(--radius-sm);
}

.painting-status.sold {
    background: var(--sold);
    color: #fff;
}

.painting-status.available {
    display: none;
}

/* Grouped Gallery View */
.category-section {
    grid-column: 1 / -1;
    margin-bottom: var(--spacing-xl);
}

.category-header {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--accent);
    display: flex;
    align-items: baseline;
    gap: var(--spacing-md);
}

.category-count {
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 400;
    color: var(--text-muted);
}

.category-grid {
    column-count: 5;
    column-gap: 8px;
}

/* About Section */
.about-section {
    background: var(--bg-about);
    padding: var(--spacing-2xl) var(--spacing-lg);
}

.about-container {
    max-width: 900px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.artist-photo {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--bg-primary);
    box-shadow: var(--shadow-md);
}

.about-content {
    text-align: left;
}

.about-title {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.artist-name {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 400;
    font-style: italic;
    color: var(--accent);
    margin-bottom: var(--spacing-md);
}

.about-text {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.about-text:last-child {
    margin-bottom: 0;
}

/* Modal */
.modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition);
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.85);
}

.modal-content {
    position: relative;
    width: 100%;
    max-width: 1100px;
    max-height: 90vh;
    background: var(--bg-modal);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transform: scale(0.95);
    transition: transform var(--transition);
}

.modal.active .modal-content {
    transform: scale(1);
}

/* Modal Header */
.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-light);
    position: sticky;
    top: 0;
    z-index: 10;
}

.modal-back {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: none;
    border: none;
    color: var(--text-secondary);
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    padding: var(--spacing-sm) var(--spacing-md);
    margin: calc(-1 * var(--spacing-sm)) 0;
    border-radius: var(--radius-md);
    transition: all var(--transition);
}

.modal-back:hover {
    color: var(--text-primary);
    background: var(--bg-secondary);
}

.modal-back svg {
    width: 18px;
    height: 18px;
}

.modal-counter {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 500;
}

.modal-close {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    transition: background var(--transition);
}

.modal-close:hover {
    background: var(--border-light);
}

.modal-close svg {
    width: 18px;
    height: 18px;
    stroke: var(--text-primary);
}

.modal-grid {
    display: grid;
    grid-template-columns: 1fr 380px;
    max-height: 90vh;
}

.modal-image-container {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    min-height: 400px;
    max-height: 90vh;
}

.modal-image-container img {
    max-width: 100%;
    max-height: 85vh;
    object-fit: contain;
}

/* Modal Navigation */
.modal-image-nav {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md);
    pointer-events: none;
}

.nav-btn {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: 50%;
    cursor: pointer;
    pointer-events: auto;
    transition: all var(--transition);
    box-shadow: var(--shadow-sm);
}

.nav-btn:hover {
    background: var(--text-primary);
    border-color: var(--text-primary);
}

.nav-btn:hover svg {
    stroke: var(--bg-primary);
}

.nav-btn svg {
    width: 20px;
    height: 20px;
    stroke: var(--text-primary);
}

/* Modal Details Panel */
.modal-details {
    padding: var(--spacing-xl);
    overflow-y: auto;
    max-height: 90vh;
    border-left: 1px solid var(--border-light);
}

.modal-title {
    font-family: var(--font-display);
    font-size: 1.6rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.modal-meta {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--border-light);
}

.modal-price {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-primary);
}

.modal-status {
    padding: 4px 12px;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border-radius: var(--radius-sm);
}

.modal-status.sold {
    background: rgba(220,38,38,0.1);
    color: var(--sold);
}

.modal-status.available {
    background: rgba(34,197,94,0.1);
    color: var(--success);
}

.modal-frame-size {
    font-size: 0.9rem;
    color: var(--text-secondary);
    width: 100%;
    margin-top: var(--spacing-sm);
}

.modal-description {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    font-style: italic;
}

.modal-category {
    display: inline-block;
    background: var(--accent-light);
    color: var(--accent);
    padding: 4px 12px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.03em;
    border-radius: var(--radius-full);
    margin-bottom: var(--spacing-lg);
}

/* Share Icons (inline with metadata) */
.share-icons {
    display: flex;
    gap: var(--spacing-xs);
    margin-left: auto;
}

.share-icon-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border: none;
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: all var(--transition);
}

.share-icon-btn:hover {
    color: var(--text-secondary);
    background: var(--bg-secondary);
}

.share-icon-btn.copied {
    color: var(--success);
}

.share-icon-btn svg {
    width: 18px;
    height: 18px;
}

/* Inquiry Form */
.inquiry-section {
    background: var(--bg-secondary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
}

.inquiry-title {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

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

.form-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.form-group label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    letter-spacing: 0.03em;
}

.form-group input,
.form-group textarea {
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    font-family: var(--font-body);
    font-size: 0.9rem;
    color: var(--text-primary);
    transition: border-color var(--transition);
}

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

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-group textarea {
    resize: vertical;
    min-height: 70px;
}

.submit-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    background: var(--text-primary);
    color: var(--bg-primary);
    border: none;
    padding: var(--spacing-md) var(--spacing-lg);
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.03em;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background var(--transition);
    margin-top: var(--spacing-sm);
}

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

.submit-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-icon {
    width: 16px;
    height: 16px;
}

.inquiry-success {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: var(--spacing-lg);
    color: var(--success);
}

.inquiry-success svg {
    width: 40px;
    height: 40px;
    margin-bottom: var(--spacing-md);
}

.inquiry-success p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.hidden {
    display: none !important;
}

/* Footer */
.footer {
    padding: var(--spacing-xl) var(--spacing-lg);
    background: var(--bg-primary);
    border-top: 1px solid var(--border-light);
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-logo {
    font-family: var(--font-display);
    font-size: 1.1rem;
    color: var(--text-primary);
}

.footer-text {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* =========================================
   Responsive Design
   ========================================= */

/* Tablet */
@media (max-width: 1024px) {
    .painting-card {
        width: calc(25% - 6px);
    }
    
    .about-container {
        grid-template-columns: 160px 1fr;
        gap: var(--spacing-xl);
    }
    
    .artist-photo {
        width: 160px;
        height: 160px;
    }
}

@media (max-width: 900px) {
    .modal-content {
        display: flex;
        flex-direction: column;
        max-height: 95vh;
        overflow: hidden;
    }
    
    .modal-grid {
        grid-template-columns: 1fr;
        max-height: none;
        flex: 1;
        overflow-y: auto;
        min-height: 0;
    }
    
    .modal-image-container {
        min-height: 250px;
        max-height: 45vh;
        overflow: hidden;
    }
    
    .modal-image-container img {
        max-height: 44vh;
        width: 100%;
        object-fit: contain;
    }
    
    .modal-details {
        border-left: none;
        border-top: 1px solid var(--border-light);
        max-height: none;
    }
}

/* Mobile */
@media (max-width: 768px) {
    .header-content {
        padding: 0 var(--spacing-md);
    }
    
    .nav {
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        background: var(--bg-primary);
        border-bottom: 1px solid var(--border-light);
        flex-direction: column;
        padding: var(--spacing-lg);
        gap: var(--spacing-md);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
    }
    
    .nav.open {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .menu-toggle {
        display: block;
    }
    
    .painting-card {
        width: calc(50% - 4px);
        margin-bottom: 4px;
    }
    
    .gallery-section {
        padding-top: calc(var(--header-height) + var(--spacing-md));
    }
    
    .gallery-container {
        padding: 0 4px;
    }
    
    .view-mode-toggle {
        margin-bottom: var(--spacing-sm);
    }
    
    .view-btn {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 0.75rem;
    }
    
    .category-header {
        font-size: 1.2rem;
        flex-direction: column;
        gap: var(--spacing-xs);
    }
    
    .filter-btn {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: 0.75rem;
    }
    
    .about-section {
        padding: var(--spacing-xl) var(--spacing-md);
    }
    
    .about-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--spacing-lg);
    }
    
    .artist-photo {
        width: 150px;
        height: 150px;
        margin: 0 auto;
    }
    
    .about-content {
        text-align: center;
    }
    
    .about-title {
        font-size: 1.6rem;
    }
    
    .footer-content {
        flex-direction: column;
        gap: var(--spacing-sm);
        text-align: center;
    }
}

/* Small Mobile */
@media (max-width: 480px) {
    .gallery-filters {
        gap: 4px;
    }
    
    .filter-btn {
        flex: 1;
        min-width: 80px;
        text-align: center;
    }
    
    .modal {
        padding: 0;
        align-items: flex-start; /* Ensure modal starts at top */
    }
    
    .modal-content {
        border-radius: 0;
        max-height: none;
        height: 100%; /* Fill available height instead of forcing 100vh */
    }
    
    .modal-header {
        padding: var(--spacing-sm) var(--spacing-md);
    }
    
    .modal-back span {
        display: none;
    }
    
    .modal-back {
        padding: var(--spacing-sm);
    }
    
    .modal-counter {
        font-size: 0.75rem;
    }
}