/**
 * Admin Panel Styles - بانو و جناب
 * Modern Dashboard Design
 */

/* CSS Variables */
:root {
    --admin-primary: #6366f1;
    --admin-primary-dark: #4f46e5;
    --admin-primary-light: #818cf8;
    --admin-secondary: #8b5cf6;
    --admin-success: #10b981;
    --admin-warning: #f59e0b;
    --admin-danger: #ef4444;
    --admin-info: #3b82f6;
    
    --admin-bg: #f1f5f9;
    --admin-sidebar-bg: #1e293b;
    --admin-sidebar-hover: #334155;
    --admin-card-bg: #ffffff;
    --admin-border: #e2e8f0;
    
    --admin-text-primary: #1e293b;
    --admin-text-secondary: #64748b;
    --admin-text-muted: #94a3b8;
    --admin-text-light: #cbd5e1;
    
    --admin-sidebar-width: 260px;
    --admin-sidebar-collapsed: 80px;
    --admin-topbar-height: 70px;
    
    --admin-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --admin-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
    --admin-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --admin-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    
    --admin-radius-sm: 6px;
    --admin-radius: 8px;
    --admin-radius-lg: 12px;
    --admin-radius-xl: 16px;
    
    --admin-transition: all 0.2s ease;
}

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

body.admin-body {
    font-family: 'Vazirmatn', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 14px;
    line-height: 1.6;
    color: var(--admin-text-primary);
    background: var(--admin-bg);
    direction: rtl;
    min-height: 100vh;
}

/* Sidebar */
.admin-sidebar {
    position: fixed;
    top: 0;
    right: 0;
    width: var(--admin-sidebar-width);
    height: 100vh;
    background: var(--admin-sidebar-bg);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    transition: var(--admin-transition);
    overflow: hidden;
}

.sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-logo {
    text-decoration: none;
}

.sidebar-logo .logo-text {
    font-size: 1.25rem;
    font-weight: 700;
    color: #fff;
}

.sidebar-logo .logo-ampersand {
    color: var(--admin-primary-light);
}

.sidebar-toggle {
    background: none;
    border: none;
    color: var(--admin-text-light);
    cursor: pointer;
    padding: 8px;
    border-radius: var(--admin-radius-sm);
    transition: var(--admin-transition);
}

.sidebar-toggle:hover {
    background: var(--admin-sidebar-hover);
    color: #fff;
}

/* Sidebar Navigation */
.sidebar-nav {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 16px 0;
    overflow-y: auto;
}

.nav-list {
    list-style: none;
    padding: 0 12px;
}

.nav-item {
    margin-bottom: 4px;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    color: var(--admin-text-light);
    text-decoration: none;
    border-radius: var(--admin-radius);
    transition: var(--admin-transition);
    font-weight: 500;
}

.nav-link:hover {
    background: var(--admin-sidebar-hover);
    color: #fff;
}

.nav-link.active {
    background: var(--admin-primary);
    color: #fff;
}

.nav-link svg {
    flex-shrink: 0;
}

.nav-badge {
    margin-right: auto;
    background: var(--admin-danger);
    color: #fff;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
}

.nav-divider {
    height: 1px;
    background: rgba(255, 255, 255, 0.1);
    margin: 16px 12px;
}

.nav-bottom {
    margin-top: auto;
}

.logout-link {
    color: var(--admin-danger) !important;
}

/* Main Content */
.admin-main {
    margin-right: var(--admin-sidebar-width);
    min-height: 100vh;
    transition: var(--admin-transition);
}

/* Top Bar */
.admin-topbar {
    position: sticky;
    top: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--admin-topbar-height);
    padding: 0 24px;
    background: var(--admin-card-bg);
    border-bottom: 1px solid var(--admin-border);
    z-index: 100;
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--admin-text-primary);
    cursor: pointer;
    padding: 8px;
}

.page-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--admin-text-primary);
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: 8px;
}

.topbar-btn {
    position: relative;
    display: flex;
    align-items: center;
    gap: 8px;
    background: none;
    border: none;
    padding: 8px 12px;
    color: var(--admin-text-secondary);
    cursor: pointer;
    border-radius: var(--admin-radius);
    transition: var(--admin-transition);
}

.topbar-btn:hover {
    background: var(--admin-bg);
    color: var(--admin-text-primary);
}

.notification-badge {
    position: absolute;
    top: 4px;
    left: 4px;
    background: var(--admin-danger);
    color: #fff;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    font-size: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
}

.user-avatar {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--admin-primary), var(--admin-secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 600;
    font-size: 14px;
}

.user-name {
    font-weight: 500;
}

/* Dropdown Menu */
.topbar-dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 200px;
    background: var(--admin-card-bg);
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius-lg);
    box-shadow: var(--admin-shadow-lg);
    padding: 8px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--admin-transition);
    z-index: 1000;
}

.topbar-dropdown:hover .dropdown-menu,
.topbar-dropdown:focus-within .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    color: var(--admin-text-primary);
    text-decoration: none;
    border-radius: var(--admin-radius);
    transition: var(--admin-transition);
}

.dropdown-menu a:hover {
    background: var(--admin-bg);
}

.dropdown-menu hr {
    border: none;
    height: 1px;
    background: var(--admin-border);
    margin: 8px 0;
}

.dropdown-menu .logout-link {
    color: var(--admin-danger);
}

/* Admin Content */
.admin-content {
    padding: 24px;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--admin-card-bg);
    border-radius: var(--admin-radius-lg);
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 20px;
    box-shadow: var(--admin-shadow);
    transition: var(--admin-transition);
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--admin-shadow-md);
}

.stat-icon {
    width: 64px;
    height: 64px;
    border-radius: var(--admin-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
}

.stat-products .stat-icon { background: linear-gradient(135deg, #6366f1, #8b5cf6); }
.stat-orders .stat-icon { background: linear-gradient(135deg, #3b82f6, #06b6d4); }
.stat-users .stat-icon { background: linear-gradient(135deg, #10b981, #34d399); }
.stat-revenue .stat-icon { background: linear-gradient(135deg, #f59e0b, #fbbf24); }

.stat-info h3 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--admin-text-primary);
    margin-bottom: 4px;
}

.stat-info p {
    color: var(--admin-text-secondary);
    font-size: 14px;
}

/* Dashboard Grid */
.dashboard-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 24px;
}

/* Dashboard Cards */
.dashboard-card {
    background: var(--admin-card-bg);
    border-radius: var(--admin-radius-lg);
    box-shadow: var(--admin-shadow);
    overflow: hidden;
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    border-bottom: 1px solid var(--admin-border);
}

.card-header h2 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--admin-text-primary);
}

.view-all-btn {
    color: var(--admin-primary);
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    transition: var(--admin-transition);
}

.view-all-btn:hover {
    color: var(--admin-primary-dark);
}

.card-body {
    padding: 24px;
}

/* Data Table */
.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table th,
.data-table td {
    padding: 12px 16px;
    text-align: right;
    border-bottom: 1px solid var(--admin-border);
}

.data-table th {
    font-weight: 600;
    color: var(--admin-text-secondary);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.data-table td {
    color: var(--admin-text-primary);
}

.data-table tbody tr:hover {
    background: var(--admin-bg);
}

.data-table tbody tr:last-child td {
    border-bottom: none;
}

.data-table a {
    color: var(--admin-primary);
    text-decoration: none;
    font-weight: 500;
}

.data-table a:hover {
    color: var(--admin-primary-dark);
}

/* Status Badges */
.status-badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
}

.status-pending { background: #fef3c7; color: #92400e; }
.status-processing { background: #dbeafe; color: #1e40af; }
.status-shipped { background: #e0e7ff; color: #3730a3; }
.status-delivered { background: #d1fae5; color: #065f46; }
.status-cancelled { background: #fee2e2; color: #991b1b; }
.status-refunded { background: #f3e8ff; color: #6b21a8; }

/* Empty State */
.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: var(--admin-text-secondary);
}

.empty-state.success {
    color: var(--admin-success);
}

.empty-state svg {
    margin-bottom: 16px;
    opacity: 0.5;
}

.empty-state p {
    font-size: 14px;
}

/* Low Stock List */
.low-stock-list {
    list-style: none;
}

.low-stock-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid var(--admin-border);
}

.low-stock-item:last-child {
    border-bottom: none;
}

.low-stock-item .product-info strong {
    display: block;
    color: var(--admin-text-primary);
    margin-bottom: 4px;
}

.low-stock-item .sku {
    font-size: 12px;
    color: var(--admin-text-muted);
}

.stock-count {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.stock-count.low-stock {
    background: #fef3c7;
    color: #92400e;
}

.stock-count.out-of-stock {
    background: #fee2e2;
    color: #991b1b;
}

/* Alerts */
.alert {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
    margin: 0 24px 24px;
    border-radius: var(--admin-radius);
    font-weight: 500;
}

.alert-success { background: #d1fae5; color: #065f46; }
.alert-error { background: #fee2e2; color: #991b1b; }
.alert-warning { background: #fef3c7; color: #92400e; }
.alert-info { background: #dbeafe; color: #1e40af; }

.alert-close {
    background: none;
    border: none;
    font-size: 20px;
    cursor: pointer;
    color: inherit;
    opacity: 0.7;
}

.alert-close:hover {
    opacity: 1;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    border: none;
    border-radius: var(--admin-radius);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--admin-transition);
    text-decoration: none;
}

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

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

.btn-secondary {
    background: var(--admin-bg);
    color: var(--admin-text-primary);
    border: 1px solid var(--admin-border);
}

.btn-secondary:hover {
    background: var(--admin-border);
}

.btn-danger {
    background: var(--admin-danger);
    color: #fff;
}

.btn-danger:hover {
    background: #dc2626;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 12px;
}

.btn-icon {
    padding: 8px;
}

/* Forms */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--admin-text-primary);
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius);
    font-size: 14px;
    font-family: inherit;
    transition: var(--admin-transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--admin-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-control::placeholder {
    color: var(--admin-text-muted);
}

textarea.form-control {
    resize: vertical;
    min-height: 120px;
}

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: left 16px center;
    padding-left: 40px;
}

.form-check {
    display: flex;
    align-items: center;
    gap: 8px;
}

.form-check-input {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

/* Page Header */
.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}

.page-header h1 {
    font-size: 1.5rem;
    font-weight: 700;
}

.page-actions {
    display: flex;
    gap: 12px;
}

/* Responsive */
@media (max-width: 1200px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 992px) {
    .admin-sidebar {
        transform: translateX(100%);
    }
    
    .admin-sidebar.active {
        transform: translateX(0);
    }
    
    .admin-main {
        margin-right: 0;
    }
    
    .mobile-menu-btn {
        display: block;
    }
}

@media (max-width: 768px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .admin-topbar {
        padding: 0 16px;
    }
    
    .admin-content {
        padding: 16px;
    }
    
    .page-title {
        font-size: 1rem;
    }
    
    .user-name {
        display: none;
    }
    
    .data-table {
        display: block;
        overflow-x: auto;
    }
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.admin-content {
    animation: fadeIn 0.3s ease;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--admin-bg);
}

::-webkit-scrollbar-thumb {
    background: var(--admin-text-muted);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--admin-text-secondary);
}

/* Products Page Styles */
.products-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.search-box {
    position: relative;
    flex: 1;
    max-width: 400px;
}

.search-box input {
    width: 100%;
    padding: 12px 16px 12px 44px;
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius);
    font-size: 14px;
}

.search-box svg {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--admin-text-muted);
}

.filter-group {
    display: flex;
    gap: 12px;
}

/* Products Grid */
.products-admin-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
}

.product-admin-card {
    background: var(--admin-card-bg);
    border-radius: var(--admin-radius-lg);
    overflow: hidden;
    box-shadow: var(--admin-shadow);
    transition: var(--admin-transition);
}

.product-admin-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--admin-shadow-md);
}

.product-admin-image {
    position: relative;
    aspect-ratio: 1;
    background: var(--admin-bg);
    overflow: hidden;
}

.product-admin-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-admin-badges {
    position: absolute;
    top: 12px;
    right: 12px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.product-badge {
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 600;
}

.badge-featured { background: var(--admin-warning); color: #fff; }
.badge-out-of-stock { background: var(--admin-danger); color: #fff; }
.badge-inactive { background: var(--admin-text-muted); color: #fff; }

.product-admin-info {
    padding: 16px;
}

.product-admin-name {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 4px;
    color: var(--admin-text-primary);
}

.product-admin-category {
    font-size: 13px;
    color: var(--admin-text-secondary);
    margin-bottom: 12px;
}

.product-admin-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}

.product-admin-price {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--admin-primary);
}

.product-admin-stock {
    font-size: 13px;
    color: var(--admin-text-secondary);
}

.product-admin-actions {
    display: flex;
    gap: 8px;
    padding-top: 12px;
    border-top: 1px solid var(--admin-border);
}

.product-admin-actions .btn {
    flex: 1;
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: var(--admin-transition);
}

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

.modal {
    background: var(--admin-card-bg);
    border-radius: var(--admin-radius-xl);
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow: hidden;
    transform: scale(0.9);
    transition: var(--admin-transition);
}

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

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    border-bottom: 1px solid var(--admin-border);
}

.modal-header h3 {
    font-size: 1.125rem;
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    color: var(--admin-text-secondary);
    cursor: pointer;
    padding: 4px;
}

.modal-body {
    padding: 24px;
    overflow-y: auto;
    max-height: calc(90vh - 140px);
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    padding: 16px 24px;
    border-top: 1px solid var(--admin-border);
}

/* Image Upload */
.image-upload {
    border: 2px dashed var(--admin-border);
    border-radius: var(--admin-radius-lg);
    padding: 40px;
    text-align: center;
    cursor: pointer;
    transition: var(--admin-transition);
}

.image-upload:hover {
    border-color: var(--admin-primary);
    background: rgba(99, 102, 241, 0.05);
}

.image-upload svg {
    color: var(--admin-text-muted);
    margin-bottom: 12px;
}

.image-upload p {
    color: var(--admin-text-secondary);
    font-size: 14px;
}

.image-upload span {
    color: var(--admin-primary);
    font-weight: 500;
}

.image-preview {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 12px;
    margin-top: 16px;
}

.image-preview-item {
    position: relative;
    aspect-ratio: 1;
    border-radius: var(--admin-radius);
    overflow: hidden;
}

.image-preview-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.image-preview-item button {
    position: absolute;
    top: 4px;
    left: 4px;
    width: 24px;
    height: 24px;
    background: var(--admin-danger);
    color: #fff;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Pagination */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 24px;
}

.pagination button,
.pagination a {
    padding: 8px 14px;
    border: 1px solid var(--admin-border);
    background: var(--admin-card-bg);
    color: var(--admin-text-primary);
    border-radius: var(--admin-radius);
    cursor: pointer;
    text-decoration: none;
    font-size: 14px;
    transition: var(--admin-transition);
}

.pagination button:hover,
.pagination a:hover {
    background: var(--admin-bg);
}

.pagination button.active,
.pagination a.active {
    background: var(--admin-primary);
    color: #fff;
    border-color: var(--admin-primary);
}

.pagination button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Loading */
.loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--admin-border);
    border-top-color: var(--admin-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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