/**
 * Inventory Management Styles
 * ===========================
 * Styles for the Inventory tab and all subtabs:
 * - Products
 * - Suppliers
 * - Purchases
 * - Consumption
 * - Finance (future)
 *
 * Matches the existing South Indian Recipe Scaling System design.
 */

/* =============================================================================
   INVENTORY TAB CONTAINER
   ============================================================================= */

.inventory-container {
    padding: 0;
}

/* =============================================================================
   SUB-TAB NAVIGATION
   ============================================================================= */

.inventory-subtabs {
    display: flex;
    gap: 4px;
    background: var(--cream-dark);
    padding: 6px;
    border-radius: var(--radius-lg);
    margin-bottom: 24px;
    box-shadow: var(--shadow-sm);
    flex-wrap: wrap;
}

.inventory-subtab {
    padding: 10px 20px;
    border: none;
    background: transparent;
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--charcoal-light);
    cursor: pointer;
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
    display: flex;
    align-items: center;
    gap: 8px;
}

.inventory-subtab:hover {
    background: rgba(255, 255, 255, 0.5);
    color: var(--charcoal);
}

.inventory-subtab.active {
    background: white;
    color: var(--curry-leaf-dark);
    box-shadow: var(--shadow-md);
}

.inventory-subtab-icon {
    font-size: 1.1rem;
}

.inventory-subtab-badge {
    background: var(--chili);
    color: white;
    font-size: 0.7rem;
    padding: 2px 6px;
    border-radius: 10px;
    font-weight: 600;
}

.inventory-subtab-badge.warning {
    background: var(--warning);
}

.inventory-subtab-badge.success {
    background: var(--success);
}

/* =============================================================================
   SUB-TAB CONTENT
   ============================================================================= */

.inventory-subtab-content {
    display: none;
    animation: fadeIn 0.3s ease;
}

.inventory-subtab-content.active {
    display: block;
}

/* =============================================================================
   INVENTORY HEADER BAR
   ============================================================================= */

.inventory-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 16px;
}

.inventory-title {
    font-size: 1.5rem;
    color: var(--charcoal);
    display: flex;
    align-items: center;
    gap: 12px;
}

.inventory-title-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--curry-leaf) 0%, var(--curry-leaf-dark) 100%);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
}

.inventory-header-actions {
    display: flex;
    gap: 12px;
    align-items: center;
}

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

/* =============================================================================
   BUTTONS
   ============================================================================= */

.btn-inventory {
    padding: 10px 20px;
    border: none;
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-normal);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-inventory-primary {
    background: linear-gradient(135deg, var(--curry-leaf) 0%, var(--curry-leaf-dark) 100%);
    color: white;
}

.btn-inventory-primary:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-inventory-secondary {
    background: white;
    color: var(--charcoal);
    border: 1px solid var(--cream-dark);
}

.btn-inventory-secondary:hover {
    background: var(--cream-dark);
}

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

.btn-inventory-success:hover {
    filter: brightness(1.1);
}

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

.btn-inventory-danger {
    background: var(--error);
    color: white;
}

.btn-inventory-danger:hover {
    filter: brightness(1.1);
}

.btn-inventory-sm {
    padding: 6px 12px;
    font-size: 0.8rem;
}

/* =============================================================================
   SEARCH AND FILTER BAR
   ============================================================================= */

.inventory-filter-bar {
    background: white;
    border-radius: var(--radius-lg);
    padding: 20px;
    margin-bottom: 24px;
    box-shadow: var(--shadow-sm);
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    align-items: flex-end;
}

.filter-group {
    flex: 1;
    min-width: 200px;
}

.filter-label {
    display: block;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--slate);
    margin-bottom: 6px;
}

.filter-input,
.filter-select {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--cream-dark);
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 0.9rem;
    transition: all var(--transition-fast);
}

.filter-input:focus,
.filter-select:focus {
    outline: none;
    border-color: var(--curry-leaf);
    box-shadow: 0 0 0 3px rgba(74, 124, 89, 0.1);
}

.filter-input::placeholder {
    color: var(--slate);
}

/* =============================================================================
   DATA TABLES
   ============================================================================= */

.inventory-table-container {
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.inventory-table {
    width: 100%;
    border-collapse: collapse;
}

.inventory-table thead {
    background: linear-gradient(135deg, #2d4a3e 0%, #3d5c4e 100%);
}

.inventory-table th {
    padding: 14px 16px;
    text-align: left;
    font-size: 0.8rem;
    font-weight: 600;
    color: white;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.inventory-table tbody tr {
    border-bottom: 1px solid var(--cream-dark);
    transition: background var(--transition-fast);
}

.inventory-table tbody tr:hover {
    background: var(--cream);
}

.inventory-table td {
    padding: 14px 16px;
    font-size: 0.9rem;
    color: var(--charcoal);
}

.inventory-table .product-name {
    font-weight: 500;
}

.inventory-table .tamil-name {
    font-size: 0.8rem;
    color: var(--slate);
    font-family: 'Noto Sans Tamil', sans-serif;
}

/* Stock Status Badges */
.stock-badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
}

.stock-badge.in-stock {
    background: #D1FAE5;
    color: #065F46;
}

.stock-badge.low-stock {
    background: #FEF3C7;
    color: #92400E;
}

.stock-badge.out-of-stock {
    background: #FEE2E2;
    color: #991B1B;
}

/* Status Badges */
.status-badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
}

.status-badge.pending {
    background: #FEF3C7;
    color: #92400E;
}

.status-badge.accepted {
    background: #DBEAFE;
    color: #1E40AF;
}

.status-badge.dispatched {
    background: #D1FAE5;
    color: #065F46;
}

.status-badge.rejected {
    background: #FEE2E2;
    color: #991B1B;
}

.status-badge.cancelled {
    background: #E5E7EB;
    color: #4B5563;
}

/* Payment Status Badges */
.payment-badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
}

.payment-badge.paid {
    background: #D1FAE5;
    color: #065F46;
}

.payment-badge.pending {
    background: #FEF3C7;
    color: #92400E;
}

.payment-badge.partial {
    background: #DBEAFE;
    color: #1E40AF;
}

.payment-badge.overdue {
    background: #FEE2E2;
    color: #991B1B;
}

/* Action Buttons in Table */
.table-actions {
    display: flex;
    gap: 6px;
}

.btn-table-action {
    padding: 6px 10px;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-table-edit {
    background: var(--curry-leaf);
    color: white;
}

.btn-table-edit:hover {
    background: var(--curry-leaf-dark);
}

.btn-table-delete {
    background: var(--chili);
    color: white;
}

.btn-table-delete:hover {
    filter: brightness(1.1);
}

.btn-table-view {
    background: var(--info);
    color: white;
}

/* =============================================================================
   MODALS
   ============================================================================= */

.inventory-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: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

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

.inventory-modal {
    background: white;
    border-radius: var(--radius-xl);
    width: 90%;
    max-width: 700px;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.9) translateY(20px);
    transition: transform var(--transition-normal);
}

.inventory-modal-overlay.active .inventory-modal {
    transform: scale(1) translateY(0);
}

.inventory-modal-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--cream-dark);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    background: white;
    z-index: 10;
}

.inventory-modal-title {
    font-size: 1.25rem;
    color: var(--charcoal);
}

.inventory-modal-close {
    width: 32px;
    height: 32px;
    border: none;
    background: var(--cream);
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--slate);
    transition: all var(--transition-fast);
}

.inventory-modal-close:hover {
    background: var(--cream-dark);
    color: var(--charcoal);
}

.inventory-modal-body {
    padding: 24px;
}

.inventory-modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--cream-dark);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    position: sticky;
    bottom: 0;
    background: white;
}

/* =============================================================================
   FORM STYLES (MODAL)
   ============================================================================= */

.inventory-form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.inventory-form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.inventory-form-group.full-width {
    grid-column: 1 / -1;
}

.inventory-form-label {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--charcoal);
}

.inventory-form-label .required {
    color: var(--chili);
}

.inventory-form-input,
.inventory-form-select,
.inventory-form-textarea {
    padding: 10px 14px;
    border: 1px solid var(--cream-dark);
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 0.9rem;
    transition: all var(--transition-fast);
}

.inventory-form-input:focus,
.inventory-form-select:focus,
.inventory-form-textarea:focus {
    outline: none;
    border-color: var(--curry-leaf);
    box-shadow: 0 0 0 3px rgba(74, 124, 89, 0.1);
}

.inventory-form-textarea {
    resize: vertical;
    min-height: 80px;
}

.form-hint {
    font-size: 0.75rem;
    color: var(--slate);
}

/* =============================================================================
   BULK UPLOAD MODAL
   ============================================================================= */

.bulk-upload-info {
    background: #FEF3C7;
    border: 1px solid #D97706;
    border-radius: var(--radius-md);
    padding: 16px;
    margin-bottom: 20px;
}

.bulk-upload-info-title {
    font-weight: 600;
    color: #92400E;
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}

.bulk-upload-info-text {
    font-size: 0.85rem;
    color: #92400E;
}

.bulk-upload-reference {
    background: var(--cream);
    border-radius: var(--radius-md);
    padding: 16px;
    margin-bottom: 20px;
    max-height: 150px;
    overflow-y: auto;
}

.bulk-upload-reference-title {
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--charcoal);
    margin-bottom: 8px;
}

.bulk-upload-reference-list {
    font-size: 0.8rem;
    color: var(--slate);
    font-family: monospace;
}

.bulk-upload-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
}

.bulk-upload-field {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.bulk-upload-field label {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--charcoal);
}

.bulk-upload-field label .required {
    color: var(--chili);
}

.bulk-upload-textarea {
    width: 100%;
    height: 150px;
    padding: 10px;
    border: 1px solid var(--cream-dark);
    border-radius: var(--radius-md);
    font-family: monospace;
    font-size: 0.85rem;
    resize: vertical;
}

.bulk-upload-textarea:focus {
    outline: none;
    border-color: var(--curry-leaf);
}

.bulk-upload-textarea::placeholder {
    color: var(--slate);
}

/* =============================================================================
   SUMMARY CARDS
   ============================================================================= */

.inventory-summary-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.summary-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 20px;
    box-shadow: var(--shadow-sm);
    border-left: 4px solid var(--curry-leaf);
}

.summary-card.warning {
    border-left-color: var(--warning);
}

.summary-card.danger {
    border-left-color: var(--error);
}

.summary-card.success {
    border-left-color: var(--success);
}

.summary-card-title {
    font-size: 0.8rem;
    color: var(--slate);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
}

.summary-card-value {
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--charcoal);
}

.summary-card-subtitle {
    font-size: 0.85rem;
    color: var(--slate);
    margin-top: 4px;
}

/* =============================================================================
   EMPTY STATE
   ============================================================================= */

.inventory-empty-state {
    text-align: center;
    padding: 60px 20px;
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.inventory-empty-icon {
    font-size: 4rem;
    margin-bottom: 16px;
    opacity: 0.5;
}

.inventory-empty-title {
    font-size: 1.25rem;
    color: var(--charcoal);
    margin-bottom: 8px;
}

.inventory-empty-text {
    color: var(--slate);
    margin-bottom: 20px;
}

/* =============================================================================
   LOADING STATE
   ============================================================================= */

.inventory-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
}

.inventory-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--cream-dark);
    border-top-color: var(--curry-leaf);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* =============================================================================
   CONSUMPTION WORKFLOW
   ============================================================================= */

.consumption-workflow-steps {
    display: flex;
    gap: 4px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.workflow-step {
    flex: 1;
    min-width: 120px;
    padding: 12px 16px;
    background: var(--cream);
    border-radius: var(--radius-md);
    text-align: center;
    position: relative;
}

.workflow-step.active {
    background: var(--curry-leaf);
    color: white;
}

.workflow-step.completed {
    background: var(--success);
    color: white;
}

.workflow-step::after {
    content: '→';
    position: absolute;
    right: -12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--slate);
    font-weight: bold;
}

.workflow-step:last-child::after {
    display: none;
}

.workflow-step-number {
    font-size: 0.75rem;
    opacity: 0.8;
}

.workflow-step-title {
    font-weight: 600;
    font-size: 0.85rem;
}

/* =============================================================================
   CONSUMPTION ITEMS TABLE
   ============================================================================= */

.consumption-items-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 16px;
}

.consumption-items-table th {
    background: var(--cream);
    padding: 10px;
    text-align: left;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--charcoal);
}

.consumption-items-table td {
    padding: 10px;
    border-bottom: 1px solid var(--cream-dark);
    font-size: 0.9rem;
}

.consumption-items-table .quantity-input {
    width: 80px;
    padding: 6px 10px;
    border: 1px solid var(--cream-dark);
    border-radius: var(--radius-sm);
    text-align: center;
}

/* =============================================================================
   ALERTS & NOTIFICATIONS
   ============================================================================= */

.inventory-alert {
    padding: 16px 20px;
    border-radius: var(--radius-md);
    margin-bottom: 16px;
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.inventory-alert-icon {
    font-size: 1.2rem;
}

.inventory-alert-content {
    flex: 1;
}

.inventory-alert-title {
    font-weight: 600;
    margin-bottom: 4px;
}

.inventory-alert-message {
    font-size: 0.9rem;
}

.inventory-alert.success {
    background: #D1FAE5;
    border: 1px solid #059669;
    color: #065F46;
}

.inventory-alert.warning {
    background: #FEF3C7;
    border: 1px solid #D97706;
    color: #92400E;
}

.inventory-alert.error {
    background: #FEE2E2;
    border: 1px solid #DC2626;
    color: #991B1B;
}

.inventory-alert.info {
    background: #DBEAFE;
    border: 1px solid #2563EB;
    color: #1E40AF;
}

/* =============================================================================
   PAGINATION
   ============================================================================= */

.inventory-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    padding: 20px;
}

.pagination-btn {
    padding: 8px 14px;
    border: 1px solid var(--cream-dark);
    background: white;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.pagination-btn:hover:not(:disabled) {
    background: var(--cream);
}

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

.pagination-btn.active {
    background: var(--curry-leaf);
    color: white;
    border-color: var(--curry-leaf);
}

.pagination-info {
    font-size: 0.85rem;
    color: var(--slate);
}

/* =============================================================================
   RESPONSIVE ADJUSTMENTS
   ============================================================================= */

@media (max-width: 768px) {
    .inventory-subtabs {
        flex-direction: column;
    }
    
    .inventory-subtab {
        justify-content: center;
    }
    
    .inventory-header {
        flex-direction: column;
        align-items: stretch;
    }
    
    .inventory-actions {
        justify-content: center;
    }
    
    .inventory-form-grid {
        grid-template-columns: 1fr;
    }
    
    .inventory-table {
        font-size: 0.8rem;
    }
    
    .inventory-table th,
    .inventory-table td {
        padding: 10px 8px;
    }
    
    .inventory-modal {
        width: 95%;
        margin: 10px;
    }
    
    .bulk-upload-grid {
        grid-template-columns: 1fr;
    }
    
    .inventory-summary-cards {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .inventory-summary-cards {
        grid-template-columns: 1fr;
    }
    
    .table-actions {
        flex-direction: column;
    }
}

/* =============================================================================
   PRINT STYLES
   ============================================================================= */

@media print {
    .inventory-subtabs,
    .inventory-actions,
    .inventory-filter-bar,
    .table-actions,
    .inventory-modal-overlay {
        display: none !important;
    }
    
    .inventory-table-container {
        box-shadow: none;
    }
    
    .inventory-table {
        font-size: 10pt;
    }
}

/* =============================================================================
   PRODUCT SEARCH AUTOCOMPLETE STYLES
   ============================================================================= */

/* Autocomplete Wrapper */
.product-search-autocomplete-wrapper {
    position: relative;
    width: 100%;
}

/* Autocomplete Input */
.product-autocomplete-input {
    width: 100%;
    box-sizing: border-box;
}

/* Autocomplete Dropdown */
.product-autocomplete-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    border: 2px solid var(--golden);
    border-radius: var(--radius-md);
    box-shadow: 0 10px 25px -5px rgba(0,0,0,0.2);
    max-height: 400px;
    overflow-y: auto;
    z-index: 9999;
    margin-top: 4px;
}

/* Loading State */
.product-autocomplete-loading {
    padding: 20px;
    text-align: center;
    color: var(--slate);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.product-loading-spinner {
    width: 18px;
    height: 18px;
    border: 2px solid var(--cream-dark);
    border-top-color: var(--golden);
    border-radius: 50%;
    animation: product-spin 0.8s linear infinite;
    display: inline-block;
}

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

/* Autocomplete Item */
.product-autocomplete-item {
    padding: 12px 16px;
    cursor: pointer;
    border-bottom: 1px solid var(--cream-dark);
    transition: background 0.15s ease;
}

.product-autocomplete-item:last-child {
    border-bottom: none;
}

.product-autocomplete-item:hover,
.product-autocomplete-item.selected {
    background: var(--cream-light);
}

.product-autocomplete-item-names {
    display: flex;
    flex-direction: column;
    gap: 2px;
    margin-bottom: 8px;
}

.product-autocomplete-tamil {
    font-family: 'Noto Sans Tamil', sans-serif;
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--charcoal);
}

.product-autocomplete-english {
    font-size: 0.9rem;
    color: var(--slate);
}

.product-autocomplete-item-meta {
    display: flex;
    align-items: center;
    gap: 8px;
}

.product-autocomplete-category {
    font-size: 0.7rem;
    padding: 3px 8px;
    border-radius: 4px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.product-autocomplete-unit {
    font-size: 0.8rem;
    color: var(--slate);
    margin-left: auto;
    background: var(--cream-dark);
    padding: 2px 8px;
    border-radius: 4px;
}

/* Empty State */
.product-autocomplete-empty {
    padding: 24px 16px;
    text-align: center;
    color: var(--slate);
}

.product-autocomplete-empty .empty-icon {
    display: block;
    font-size: 2rem;
    margin-bottom: 8px;
}

.product-autocomplete-empty .empty-hint {
    display: block;
    font-size: 0.8rem;
    color: var(--slate);
    margin-top: 8px;
    font-style: italic;
}

/* =============================================================================
   PURCHASE PRODUCT AUTOCOMPLETE
   ============================================================================= */

.purchase-autocomplete-wrapper {
    position: relative;
    width: 100%;
}

.purchase-product-autocomplete {
    width: 100%;
    padding-right: 40px;
    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='%239CA3AF' stroke-width='2'%3E%3Ccircle cx='11' cy='11' r='8'/%3E%3Cpath d='M21 21l-4.35-4.35'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
}

.purchase-autocomplete-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    max-height: 300px;
    overflow-y: auto;
    margin-top: 4px;
}

.purchase-autocomplete-loading {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 16px;
    color: var(--slate);
}

.purchase-autocomplete-loading .loading-spinner {
    width: 20px;
    height: 20px;
    border: 2px solid var(--cream-dark);
    border-top-color: var(--forest);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

.purchase-autocomplete-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    cursor: pointer;
    border-bottom: 1px solid var(--border);
    transition: background 0.15s;
}

.purchase-autocomplete-item:last-child {
    border-bottom: none;
}

.purchase-autocomplete-item:hover,
.purchase-autocomplete-item.selected {
    background: var(--cream);
}

.purchase-autocomplete-item-names {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.purchase-autocomplete-tamil {
    font-size: 1rem;
    font-weight: 500;
    color: var(--charcoal);
}

.purchase-autocomplete-english {
    font-size: 0.85rem;
    color: var(--slate);
}

.purchase-autocomplete-item-meta {
    display: flex;
    align-items: center;
    gap: 8px;
}

.purchase-autocomplete-category {
    font-size: 0.7rem;
    padding: 2px 8px;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.purchase-autocomplete-unit {
    font-size: 0.8rem;
    color: var(--slate);
    margin-left: auto;
    background: var(--cream-dark);
    padding: 2px 8px;
    border-radius: 4px;
}

.purchase-autocomplete-empty {
    padding: 24px 16px;
    text-align: center;
    color: var(--slate);
}

.purchase-autocomplete-empty .empty-icon {
    display: block;
    font-size: 2rem;
    margin-bottom: 8px;
}

.purchase-autocomplete-empty .empty-hint {
    display: block;
    font-size: 0.8rem;
    color: var(--slate);
    margin-top: 8px;
    font-style: italic;
}

/* =============================================================================
   VIEW BUTTON STYLES
   ============================================================================= */

.btn-table-view {
    background: linear-gradient(135deg, #6366F1 0%, #4F46E5 100%);
    color: white;
    border: none;
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 0.8rem;
    transition: all var(--transition-fast);
}

.btn-table-view:hover {
    background: linear-gradient(135deg, #4F46E5 0%, #4338CA 100%);
    transform: translateY(-1px);
}

.lots-count {
    font-size: 0.7rem;
    color: var(--slate);
    margin-top: 4px;
}

/* =============================================================================
   PRODUCT HISTORY MODAL STYLES
   ============================================================================= */

.product-history-modal-container {
    max-width: 1000px;
    max-height: 85vh;
    overflow-y: auto;
    padding: 24px 32px;
    margin: 20px;
}

.product-history-modal {
    padding: 8px;
}

.product-history-modal .modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 16px;
    border-bottom: 2px solid var(--cream-dark);
    margin-bottom: 24px;
}

.product-history-modal .modal-header h2 {
    margin: 0;
    color: var(--charcoal);
    font-size: 1.4rem;
}

.modal-close-btn {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--slate);
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.modal-close-btn:hover {
    background: var(--cream);
    color: var(--charcoal);
}

/* History Summary Cards */
.history-summary {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 24px;
}

.summary-card {
    background: linear-gradient(135deg, var(--cream) 0%, white 100%);
    padding: 16px;
    border-radius: var(--radius-md);
    border: 1px solid var(--cream-dark);
    text-align: center;
}

.summary-label {
    font-size: 0.8rem;
    color: var(--slate);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.summary-value {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--charcoal);
}

/* Latest Info Section */
.latest-info {
    background: #F0FDF4;
    padding: 16px;
    border-radius: var(--radius-md);
    margin-bottom: 24px;
    border: 1px solid #86EFAC;
}

.latest-info h4 {
    margin: 0 0 12px 0;
    color: #166534;
    font-size: 0.9rem;
}

.latest-info-grid {
    display: grid;
    grid-template-columns: auto 1fr auto 1fr auto 1fr;
    gap: 8px 16px;
    align-items: center;
}

.info-label {
    font-size: 0.85rem;
    color: var(--slate);
}

.info-value {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--charcoal);
}

/* History Tabs */
.history-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
    border-bottom: 2px solid var(--cream-dark);
    padding-bottom: 8px;
}

.history-tab {
    padding: 10px 20px;
    border: none;
    background: none;
    cursor: pointer;
    font-size: 0.9rem;
    color: var(--slate);
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    transition: all var(--transition-fast);
}

.history-tab:hover {
    background: var(--cream);
    color: var(--charcoal);
}

.history-tab.active {
    background: var(--turmeric);
    color: var(--charcoal);
    font-weight: 600;
}

.history-tab-content {
    display: none;
}

.history-tab-content.active {
    display: block;
}

.history-tab-content h4 {
    margin: 0 0 16px 0;
    color: var(--charcoal);
}

.history-tab-content h4 .subtitle {
    font-size: 0.8rem;
    font-weight: normal;
    color: var(--slate);
}

/* History Tables */
.history-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

.history-table th {
    background: var(--charcoal);
    color: white;
    padding: 10px 12px;
    text-align: left;
    font-weight: 500;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.5px;
}

.history-table td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--cream-dark);
}

.history-table tbody tr:hover {
    background: var(--cream);
}

/* Lot Status Badges */
.lot-status-badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.lot-status-badge.active {
    background: #D1FAE5;
    color: #065F46;
}

.lot-status-badge.depleted {
    background: #E5E7EB;
    color: #6B7280;
}

.lot-status-badge.expired {
    background: #FEE2E2;
    color: #991B1B;
}

.lot-status-badge.damaged {
    background: #FEF3C7;
    color: #92400E;
}

.lot-row.depleted {
    opacity: 0.7;
    background: #F9FAFB;
}

.remaining-qty.depleted {
    color: var(--slate);
    text-decoration: line-through;
}

/* Movement Type Badges */
.movement-type-badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
}

.movement-type-badge.in {
    background: #D1FAE5;
    color: #065F46;
}

.movement-type-badge.out {
    background: #FEE2E2;
    color: #991B1B;
}

.qty-in {
    color: #059669;
    font-weight: 600;
}

.qty-out {
    color: #DC2626;
    font-weight: 600;
}

.movement-row.in {
    background: #F0FDF4;
}

.movement-row.out {
    background: #FEF2F2;
}

.no-data {
    text-align: center;
    padding: 40px;
    color: var(--slate);
    font-style: italic;
}

/* Stock Warning Box */
.stock-warning-box {
    background: #FEF3C7;
    border: 1px solid #D97706;
    color: #92400E;
    padding: 12px 16px;
    border-radius: var(--radius-md);
    margin-top: 16px;
    font-size: 0.9rem;
}

.stock-warning-box strong {
    color: #B45309;
}

/* Accept Modal Styles */
#acceptConsumptionModal .inventory-table {
    font-size: 0.9rem;
}

#acceptConsumptionModal .inventory-table th {
    padding: 10px 12px;
}

#acceptConsumptionModal .inventory-table td {
    padding: 10px 12px;
    vertical-align: middle;
}

#acceptConsumptionModal .accept-qty-input {
    padding: 6px 10px;
    font-size: 0.9rem;
}

#acceptConsumptionModal .unit-label {
    margin-left: 6px;
    color: var(--slate);
    font-size: 0.85rem;
}

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

/* Seed Products Button */
.btn-seed-products {
    background: linear-gradient(135deg, #8B5CF6 0%, #7C3AED 100%);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all var(--transition-fast);
}

.btn-seed-products:hover {
    background: linear-gradient(135deg, #7C3AED 0%, #6D28D9 100%);
    transform: translateY(-1px);
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .history-summary {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .latest-info-grid {
        grid-template-columns: auto 1fr;
    }
    
    .history-table {
        font-size: 0.75rem;
    }
    
    .history-table th,
    .history-table td {
        padding: 8px 6px;
    }
}