/* ============================================================
   ChaabiHub Marketplace — Pro Design
   Uses app CSS variables for automatic dark/light theme support
   Mobile-first, RTL-ready, Facebook Marketplace inspired
   ============================================================ */

/* === Layout Shell === */
.marketplace-screen,
.product-screen,
.sell-screen,
.my-listings-screen {
    max-width: 1280px;
    margin: 0 auto;
    padding: 12px 16px 80px;
    width: 100%;
    box-sizing: border-box;
}

/* === Marketplace Header === */
.marketplace-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
    gap: 12px;
    flex-wrap: wrap;
}
.marketplace-header h1 {
    font-size: 26px;
    font-weight: 800;
    margin: 0;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}
.marketplace-header h1 i { color: var(--accent-cyan, #06b6d4); }
.marketplace-header small {
    color: var(--text-secondary);
    font-size: 13px;
    display: block;
    margin-top: 2px;
}

/* === Layout Grid: Sidebar + Main === */
.marketplace-layout {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: 20px;
    align-items: start;
}
@media (max-width: 768px) {
    .marketplace-layout { grid-template-columns: 1fr; }
}

/* === Category Sidebar === */
.marketplace-sidebar {
    position: sticky;
    top: 70px;
    background: var(--surface-raised, var(--bg-card, #fff));
    border-radius: 16px;
    padding: 14px;
    border: 1px solid var(--line, rgba(0,0,0,.06));
    box-shadow: var(--shadow-sm, 0 2px 8px rgba(0,0,0,.04));
    max-height: calc(100vh - 90px);
    overflow-y: auto;
}
@media (max-width: 768px) {
    .marketplace-sidebar {
        position: relative;
        top: 0;
        max-height: 200px;
        overflow-y: auto;
    }
}
.marketplace-sidebar .sidebar-title {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: .5px;
    color: var(--text-muted);
    margin: 0 0 10px;
    padding: 0 8px;
}
.category-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    border-radius: 10px;
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    margin-bottom: 2px;
    transition: all .15s ease;
    cursor: pointer;
}
.category-link:hover {
    background: var(--surface-hover, rgba(0,0,0,.04));
    color: var(--text-primary);
}
.category-link.active {
    background: var(--accent-cyan, #06b6d4);
    color: #fff;
}
.category-link.active i { color: #fff; }
.category-link i { width: 18px; text-align: center; color: var(--text-muted); }

/* === Toolbar (Search + Sort) === */
.marketplace-toolbar {
    display: flex;
    gap: 10px;
    margin-bottom: 16px;
}
.mp-search-input {
    flex: 1;
    padding: 11px 16px;
    border-radius: 12px;
    border: 1px solid var(--border-color, #e2e8f0);
    background: var(--input-bg, #fff);
    color: var(--text-primary);
    font-size: 14px;
    outline: none;
    transition: border-color .15s;
}
.mp-search-input:focus {
    border-color: var(--accent-cyan, #06b6d4);
    box-shadow: 0 0 0 3px rgba(6,182,212,.12);
}
.mp-sort-select {
    padding: 11px 14px;
    border-radius: 12px;
    border: 1px solid var(--border-color, #e2e8f0);
    background: var(--input-bg, #fff);
    color: var(--text-primary);
    font-size: 14px;
    cursor: pointer;
}

/* === Product Grid === */
.marketplace-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 14px;
}
@media (max-width: 480px) {
    .marketplace-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
}

/* === Product Card === */
.product-card {
    background: var(--surface-raised, var(--bg-card, #fff));
    border-radius: 14px;
    overflow: hidden;
    cursor: pointer;
    transition: transform .15s ease, box-shadow .15s ease;
    border: 1px solid var(--line, rgba(0,0,0,.04));
    position: relative;
}
.product-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-card, 0 8px 24px rgba(0,0,0,.1));
}
.product-card-img {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    background: var(--media-bg, #f1f5f9);
    display: block;
}
.product-card-favorite {
    position: absolute;
    top: 8px;
    right: 8px;
    background: rgba(0,0,0,.5);
    border: none;
    border-radius: 50%;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    backdrop-filter: blur(4px);
    transition: background .15s;
}
.product-card-favorite i { color: #fff; font-size: 14px; }
.product-card-favorite.active { background: rgba(239,68,68,.8); }
.product-card-favorite.active i { color: #fff; }

.product-card-negotiable {
    position: absolute;
    top: 8px;
    left: 8px;
    background: rgba(6,182,212,.85);
    color: #fff;
    font-size: 10px;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: 6px;
    text-transform: uppercase;
}

.product-card-body { padding: 10px 12px 12px; }
.product-card-price {
    font-size: 17px;
    font-weight: 800;
    color: var(--accent-cyan, #06b6d4);
    margin-bottom: 2px;
}
.product-card-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.35;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    margin-bottom: 6px;
}
.product-card-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 11px;
    color: var(--text-muted);
}
.product-card-meta span { display: flex; align-items: center; gap: 3px; }

/* === Empty State === */
.mp-empty {
    grid-column: 1 / -1;
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
}
.mp-empty i { font-size: 48px; margin-bottom: 12px; opacity: .4; }
.mp-empty p { font-size: 15px; margin: 0 0 16px; }

/* === Pagination === */
.marketplace-pagination {
    display: flex;
    justify-content: center;
    gap: 6px;
    margin-top: 24px;
}
.marketplace-pagination button {
    padding: 8px 14px;
    border-radius: 8px;
    border: 1px solid var(--border-color, #e2e8f0);
    background: var(--surface-raised, #fff);
    color: var(--text-primary);
    font-size: 13px;
    cursor: pointer;
    transition: all .15s;
}
.marketplace-pagination button:hover { background: var(--surface-hover); }
.marketplace-pagination button.active {
    background: var(--accent-cyan, #06b6d4);
    color: #fff;
    border-color: var(--accent-cyan, #06b6d4);
}
.marketplace-pagination button:disabled { opacity: .4; cursor: default; }

/* === Product Detail Page === */
.product-screen { padding-top: 20px; }
.product-detail-layout {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 24px;
    align-items: start;
}
@media (max-width: 900px) {
    .product-detail-layout { grid-template-columns: 1fr; }
}
.product-gallery {
    background: var(--surface-raised, #fff);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--line);
}
.product-main-image {
    width: 100%;
    max-height: 600px;
    object-fit: contain;
    background: var(--media-bg, #f1f5f9);
    display: block;
}
.product-thumbnails {
    display: flex;
    gap: 8px;
    padding: 10px;
    overflow-x: auto;
}
.product-thumb {
    width: 64px;
    height: 64px;
    border-radius: 10px;
    object-fit: cover;
    cursor: pointer;
    border: 2px solid transparent;
    transition: border-color .15s;
}
.product-thumb:hover, .product-thumb.active {
    border-color: var(--accent-cyan, #06b6d4);
}

.product-info { padding: 0; }
.product-info h1 {
    font-size: 22px;
    font-weight: 800;
    color: var(--text-primary);
    margin: 0 0 10px;
}
.product-price {
    font-size: 28px;
    font-weight: 800;
    color: var(--accent-cyan, #06b6d4);
    margin-bottom: 12px;
}
.product-meta {
    display: flex;
    gap: 10px;
    align-items: center;
    margin-bottom: 16px;
    flex-wrap: wrap;
}
.mp-condition-badge {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    text-transform: capitalize;
}
.condition-new { background: rgba(16,185,129,.15); color: #10b981; }
.condition-like_new { background: rgba(6,182,212,.15); color: #06b6d4; }
.condition-good { background: rgba(59,130,246,.15); color: #3b82f6; }
.condition-fair { background: rgba(245,158,11,.15); color: #f59e0b; }
.condition-used { background: rgba(107,114,128,.15); color: #6b7280; }

.mp-badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 700;
    background: rgba(6,182,212,.12);
    color: var(--accent-cyan, #06b6d4);
}

.product-description {
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--line);
}
.product-description h3 { font-size: 15px; margin: 0 0 8px; color: var(--text-primary); }
.product-description p { font-size: 14px; color: var(--text-secondary); line-height: 1.6; white-space: pre-wrap; }

.seller-card {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px;
    background: var(--surface-muted, rgba(0,0,0,.03));
    border-radius: 14px;
    margin-top: 16px;
}
.seller-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
}
.seller-name { font-weight: 700; color: var(--text-primary); font-size: 14px; text-decoration: none; }
.seller-card small { color: var(--text-muted); font-size: 12px; }

.product-actions { display: flex; gap: 10px; margin-top: 20px; }
.product-actions .primary-btn, .product-actions .secondary-btn { flex: 1; text-align: center; }

/* === Sell Form === */
.sell-container { max-width: 640px; margin: 0 auto; padding: 20px 0; }
.sell-container h1 { font-size: 22px; font-weight: 800; color: var(--text-primary); margin-bottom: 20px; }
.form-group { margin-bottom: 18px; }
.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 6px;
}
.form-group input[type="text"],
.form-group input[type="number"],
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 14px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    background: var(--input-bg);
    color: var(--text-primary);
    font-size: 14px;
    outline: none;
    transition: border-color .15s;
    box-sizing: border-box;
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
    border-color: var(--accent-cyan, #06b6d4);
    box-shadow: 0 0 0 3px rgba(6,182,212,.12);
}
.checkbox-label { display: flex; align-items: center; gap: 8px; cursor: pointer; }
.checkbox-label input { width: 18px; height: 18px; accent-color: var(--accent-cyan, #06b6d4); }

.upload-dropzone {
    border: 2px dashed var(--border-color);
    border-radius: 14px;
    padding: 32px;
    text-align: center;
    cursor: pointer;
    transition: border-color .15s, background .15s;
}
.upload-dropzone:hover { border-color: var(--accent-cyan, #06b6d4); background: var(--surface-hover); }
.upload-dropzone i { font-size: 28px; color: var(--text-muted); margin-bottom: 8px; }
.upload-dropzone p { font-size: 13px; color: var(--text-muted); margin: 0; }

.image-preview-container {
    display: flex;
    gap: 8px;
    margin-top: 10px;
    flex-wrap: wrap;
}
.image-preview-container .preview-item {
    position: relative;
    width: 80px;
    height: 80px;
    border-radius: 10px;
    overflow: hidden;
}
.image-preview-container .preview-item img { width: 100%; height: 100%; object-fit: cover; }
.image-preview-container .preview-item .remove-img {
    position: absolute;
    top: 2px; right: 2px;
    background: rgba(0,0,0,.6);
    color: #fff;
    border: none;
    border-radius: 50%;
    width: 20px; height: 20px;
    font-size: 11px;
    cursor: pointer;
    display: flex; align-items: center; justify-content: center;
}

.form-error {
    color: #ef4444;
    font-size: 13px;
    padding: 10px 14px;
    background: rgba(239,68,68,.08);
    border-radius: 10px;
    margin-bottom: 12px;
}

/* === My Listings === */
.my-listings-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}
.listings-tabs {
    display: flex;
    gap: 6px;
    margin-bottom: 16px;
    border-bottom: 1px solid var(--line);
    padding-bottom: 0;
}
.tab-btn {
    padding: 10px 18px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    transition: all .15s;
}
.tab-btn:hover { color: var(--text-primary); }
.tab-btn.active { color: var(--accent-cyan, #06b6d4); border-bottom-color: var(--accent-cyan, #06b6d4); }

.listings-content { display: grid; gap: 12px; }
.listing-card {
    display: flex;
    gap: 14px;
    padding: 14px;
    background: var(--surface-raised, #fff);
    border-radius: 14px;
    border: 1px solid var(--line);
    align-items: center;
}
.listing-card .listing-image {
    width: 80px;
    height: 80px;
    border-radius: 10px;
    overflow: hidden;
    flex-shrink: 0;
}
.listing-card .listing-image img { width: 100%; height: 100%; object-fit: cover; }
.listing-card .listing-body { flex: 1; min-width: 0; }
.listing-card .listing-body h3 { font-size: 14px; font-weight: 700; margin: 0 0 4px; color: var(--text-primary); }
.listing-price { font-size: 16px; font-weight: 800; color: var(--accent-cyan, #06b6d4); }
.listing-meta { display: flex; gap: 10px; font-size: 12px; color: var(--text-muted); align-items: center; }
.status-badge {
    padding: 2px 8px;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 700;
    text-transform: capitalize;
}
.status-active { background: rgba(16,185,129,.15); color: #10b981; }
.status-sold { background: rgba(239,68,68,.15); color: #ef4444; }
.status-hidden { background: rgba(107,114,128,.15); color: #6b7280; }
.status-archived { background: rgba(107,114,128,.15); color: #6b7280; }

/* === Skeleton Loader === */
.product-card-skeleton {
    background: var(--surface-raised, #fff);
    border-radius: 14px;
    overflow: hidden;
    border: 1px solid var(--line);
}
.skeleton-img {
    aspect-ratio: 1;
    background: linear-gradient(90deg, var(--surface-muted, #f1f5f9) 25%, var(--surface-hover, #e2e8f0) 50%, var(--surface-muted, #f1f5f9) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
}
.skeleton-text {
    height: 12px;
    border-radius: 4px;
    margin: 8px 12px;
    background: linear-gradient(90deg, var(--surface-muted, #f1f5f9) 25%, var(--surface-hover, #e2e8f0) 50%, var(--surface-muted, #f1f5f9) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
}
@keyframes shimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }

/* === Modals === */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    backdrop-filter: blur(4px);
}
.modal-overlay.open { display: flex; }
.modal-box {
    background: var(--surface-raised, #fff);
    border-radius: 18px;
    padding: 24px;
    max-width: 440px;
    width: 90%;
    box-shadow: var(--shadow-floating, 0 24px 70px rgba(0,0,0,.3));
}
.modal-box h3 { font-size: 18px; font-weight: 800; margin: 0 0 16px; color: var(--text-primary); }
.modal-box textarea {
    width: 100%;
    min-height: 100px;
    padding: 12px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    background: var(--input-bg);
    color: var(--text-primary);
    resize: vertical;
    box-sizing: border-box;
}
.modal-actions { display: flex; gap: 10px; margin-top: 16px; }
.modal-actions button { flex: 1; }

/* === Buttons === */
.primary-btn {
    background: var(--accent-cyan, #06b6d4);
    color: #fff;
    border: none;
    padding: 10px 20px;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: opacity .15s, transform .1s;
}
.primary-btn:hover { opacity: .9; }
.primary-btn:active { transform: scale(.97); }
.secondary-btn {
    background: var(--surface-hover, #f1f5f9);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    padding: 10px 20px;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: opacity .15s;
}
.secondary-btn:hover { opacity: .8; }

/* === Toast === */
.toast {
    position: fixed;
    bottom: 90px;
    left: 50%;
    transform: translateX(-50%);
    padding: 12px 24px;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 600;
    z-index: 10000;
    animation: toastIn .3s ease;
}
.toast-success { background: #10b981; color: #fff; }
.toast-error { background: #ef4444; color: #fff; }
@keyframes toastIn { from { opacity: 0; transform: translateX(-50%) translateY(10px); } to { opacity: 1; } }

/* === No image placeholder === */
.mp-no-image {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--surface-muted, #f1f5f9);
    color: var(--text-muted);
}
.mp-no-image i { font-size: 32px; opacity: .3; }
.mp-no-image-large {
    min-height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--media-bg, #f1f5f9);
    color: var(--text-muted);
}
.mp-no-image-large i { font-size: 48px; opacity: .3; }

/* === Post back button === */
.post-back-btn {
    background: var(--surface-hover, rgba(0,0,0,.06));
    border: none;
    border-radius: 50%;
    width: 36px;
    height: 36px;
    font-size: 20px;
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 12px;
    transition: background .15s;
}
.post-back-btn:hover { background: var(--surface-hover); }

/* === RTL Support === */
[dir="rtl"] .product-card-favorite { right: auto; left: 8px; }
[dir="rtl"] .product-card-negotiable { right: 8px; left: auto; }
[dir="rtl"] .post-back-btn { transform: scaleX(-1); }