/* RetroShop — Clean retro-geïnspireerd design */

:root {
    --primary: #1a1a2e;
    --primary-light: #16213e;
    --accent: #e94560;
    --accent-hover: #c73d54;
    --success: #2ecc71;
    --warning: #f39c12;
    --danger: #e74c3c;
    --text: #333;
    --text-light: #666;
    --bg: #f5f5f5;
    --white: #fff;
    --border: #ddd;
    --shadow: 0 2px 8px rgba(0,0,0,0.08);
    --radius: 8px;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text);
    background: var(--bg);
    line-height: 1.6;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }

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

/* Container */
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* Header */
.site-header {
    background: var(--primary);
    color: white;
    padding: 16px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 10px rgba(0,0,0,0.3);
}
.site-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.site-logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    display: flex;
    align-items: center;
    gap: 10px;
}
.site-logo span { color: var(--accent); }
.site-nav a {
    color: rgba(255,255,255,0.8);
    margin-left: 24px;
    font-weight: 500;
    transition: color 0.2s;
}
.site-nav a:hover { color: white; }

/* Hero */
.hero {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: white;
    padding: 60px 0;
    text-align: center;
}
.hero h1 { font-size: 2.5rem; margin-bottom: 12px; }
.hero p { font-size: 1.1rem; opacity: 0.85; max-width: 600px; margin: 0 auto; }

/* Filter bar */
.filter-bar {
    background: var(--white);
    padding: 16px 0;
    border-bottom: 1px solid var(--border);
    margin-bottom: 32px;
}
.filter-bar .container {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    align-items: center;
}
.filter-btn {
    padding: 8px 16px;
    border: 1px solid var(--border);
    border-radius: 20px;
    background: var(--white);
    color: var(--text);
    cursor: pointer;
    font-size: 0.9rem;
    transition: all 0.2s;
}
.filter-btn:hover, .filter-btn.active {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
}

/* Product grid */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
    padding: 0 0 48px;
}

/* Product card */
.product-card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform 0.2s, box-shadow 0.2s;
}
.product-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.12);
}
.product-card-image {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    background: #eee;
}
.product-card-body { padding: 16px; }
.product-card-category {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--accent);
    font-weight: 600;
}
.product-card-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin: 6px 0;
    color: var(--text);
}
.product-card-price {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary);
}
.product-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    border-top: 1px solid var(--border);
}

/* Badges */
.badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
}
.badge-active { background: #d4edda; color: #155724; }
.badge-sold { background: #f8d7da; color: #721c24; }
.badge-reserved { background: #fff3cd; color: #856404; }
.badge-draft { background: #e2e3e5; color: #383d41; }
.badge-negotiable { background: #d1ecf1; color: #0c5460; }

/* Condition labels */
.condition-label {
    font-size: 0.8rem;
    color: var(--text-light);
}

/* Button */
.btn {
    display: inline-block;
    padding: 10px 24px;
    border: none;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.2s;
    text-align: center;
}
.btn-primary { background: var(--accent); color: white; }
.btn-primary:hover { background: var(--accent-hover); color: white; }
.btn-secondary { background: var(--primary); color: white; }
.btn-secondary:hover { background: var(--primary-light); }
.btn-sm { padding: 6px 14px; font-size: 0.85rem; }
.btn-danger { background: var(--danger); color: white; }
.btn-success { background: var(--success); color: white; }
.btn-outline { background: transparent; border: 2px solid var(--accent); color: var(--accent); }
.btn-outline:hover { background: var(--accent); color: white; }
.btn-block { display: block; width: 100%; }

/* Product detail */
.product-detail {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    padding: 40px 0;
}
.product-gallery { position: relative; }
.product-main-image {
    width: 100%;
    border-radius: var(--radius);
    aspect-ratio: 1;
    object-fit: cover;
}
.product-thumbnails {
    display: flex;
    gap: 8px;
    margin-top: 12px;
}
.product-thumbnails img {
    width: 72px;
    height: 72px;
    object-fit: cover;
    border-radius: 4px;
    cursor: pointer;
    border: 2px solid transparent;
    transition: border-color 0.2s;
}
.product-thumbnails img:hover,
.product-thumbnails img.active { border-color: var(--accent); }

.product-info h1 { font-size: 1.8rem; margin-bottom: 8px; }
.product-price-detail {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent);
    margin: 16px 0;
}
.product-description {
    color: var(--text-light);
    margin: 20px 0;
    line-height: 1.8;
    white-space: pre-line;
}
.product-specs {
    margin: 20px 0;
    border-top: 1px solid var(--border);
    padding-top: 20px;
}
.product-specs dt {
    font-weight: 600;
    color: var(--text);
    float: left;
    width: 140px;
}
.product-specs dd {
    margin-left: 150px;
    margin-bottom: 8px;
    color: var(--text-light);
}

/* Footer */
.site-footer {
    background: var(--primary);
    color: rgba(255,255,255,0.7);
    padding: 32px 0;
    text-align: center;
    font-size: 0.9rem;
}

/* No image placeholder */
.no-image {
    background: linear-gradient(135deg, #e0e0e0 0%, #ccc 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #999;
    font-size: 3rem;
    aspect-ratio: 1;
}

/* Empty state */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-light);
}
.empty-state h2 { margin-bottom: 8px; }

/* ============ ADMIN STYLES ============ */
.admin-layout {
    display: grid;
    grid-template-columns: 240px 1fr;
    min-height: 100vh;
}
.admin-sidebar {
    background: var(--primary);
    color: white;
    padding: 20px 0;
}
.admin-sidebar h2 {
    padding: 0 20px 16px;
    font-size: 1.1rem;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    margin-bottom: 8px;
}
.admin-sidebar a {
    display: block;
    padding: 10px 20px;
    color: rgba(255,255,255,0.75);
    transition: all 0.2s;
}
.admin-sidebar a:hover, .admin-sidebar a.active {
    background: rgba(255,255,255,0.1);
    color: white;
}
.admin-content { padding: 24px 32px; }
.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}
.admin-header h1 { font-size: 1.5rem; }

/* Admin table */
.admin-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}
.admin-table th {
    background: var(--primary);
    color: white;
    padding: 12px 16px;
    text-align: left;
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.admin-table td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
    vertical-align: middle;
}
.admin-table tr:hover td { background: #fafafa; }
.admin-table img.thumb {
    width: 50px;
    height: 50px;
    object-fit: cover;
    border-radius: 4px;
}

/* Form styles */
.form-group { margin-bottom: 16px; }
.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 4px;
    font-size: 0.9rem;
}
.form-group input[type="text"],
.form-group input[type="number"],
.form-group input[type="password"],
.form-group input[type="email"],
.form-group input[type="url"],
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 0.95rem;
    font-family: inherit;
    transition: border-color 0.2s;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(233,69,96,0.1);
}
.form-group textarea { min-height: 120px; resize: vertical; }
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}
.form-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: var(--shadow);
    margin-bottom: 24px;
}
.form-card h2 {
    font-size: 1.1rem;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}

/* Image upload */
.image-upload-area {
    border: 2px dashed var(--border);
    border-radius: var(--radius);
    padding: 32px;
    text-align: center;
    color: var(--text-light);
    cursor: pointer;
    transition: border-color 0.2s;
}
.image-upload-area:hover { border-color: var(--accent); }
.image-preview-grid {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-top: 12px;
}
.image-preview-item {
    position: relative;
    width: 100px;
    height: 100px;
}
.image-preview-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 4px;
}
.image-preview-item .delete-btn {
    position: absolute;
    top: -6px;
    right: -6px;
    width: 22px;
    height: 22px;
    background: var(--danger);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    font-size: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Flash messages */
.flash {
    padding: 12px 16px;
    border-radius: var(--radius);
    margin-bottom: 16px;
    font-weight: 500;
}
.flash-success { background: #d4edda; color: #155724; border: 1px solid #c3e6cb; }
.flash-error { background: #f8d7da; color: #721c24; border: 1px solid #f5c6cb; }
.flash-warning { background: #fff3cd; color: #856404; border: 1px solid #ffeaa7; }

/* Login */
.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: var(--primary);
}
.login-card {
    background: var(--white);
    padding: 40px;
    border-radius: var(--radius);
    width: 100%;
    max-width: 400px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.2);
}
.login-card h1 {
    text-align: center;
    margin-bottom: 24px;
    color: var(--primary);
}

/* Dashboard stats */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 32px;
}
.stat-card {
    background: var(--white);
    padding: 20px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    text-align: center;
}
.stat-card .number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent);
}
.stat-card .label {
    font-size: 0.85rem;
    color: var(--text-light);
    margin-top: 4px;
}

/* Responsive */
@media (max-width: 768px) {
    .product-detail { grid-template-columns: 1fr; gap: 20px; }
    .products-grid { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
    .admin-layout { grid-template-columns: 1fr; }
    .admin-sidebar {
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        z-index: 100;
        display: flex;
        overflow-x: auto;
        padding: 0;
    }
    .admin-sidebar h2 { display: none; }
    .admin-sidebar a { white-space: nowrap; padding: 12px 16px; font-size: 0.85rem; }
    .form-row { grid-template-columns: 1fr; }
    .hero h1 { font-size: 1.8rem; }
    .site-header .container { flex-direction: column; gap: 8px; }
}