/* Mobile Materials Management Styles */

/* CSS Variables for light theme */
:root {
    --primary-color: #2196F3;
    --primary-dark: #1976D2;
    --primary-light: #BBDEFB;
    --secondary-color: #FF9800;
    --secondary-dark: #F57C00;
    --success-color: #4CAF50;
    --warning-color: #FF9800;
    --danger-color: #F44336;
    --info-color: #2196F3;
    
    --text-primary: #212121;
    --text-secondary: #757575;
    --text-tertiary: #9E9E9E;
    --text-muted: #BDBDBD;
    
    --bg-primary: #F5F5F5;
    --bg-secondary: #FFFFFF;
    --bg-tertiary: #FAFAFA;
    --bg-card: #FFFFFF;
    
    --border-light: #E0E0E0;
    --border-dark: #BDBDBD;
    
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12);
    --shadow-md: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 4px 12px rgba(0, 0, 0, 0.15);
    
    /* Additional theme variables for enhanced display */
    --gradient-primary: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    --gradient-bolt: linear-gradient(45deg, #ffc107, #ff8f00);
    --gradient-plate: linear-gradient(45deg, #17a2b8, #138496);
    --gradient-profile: linear-gradient(45deg, #28a745, #1e7e34);
}


/* Materials Summary for Request Cards */
.request-materials {
    margin: 0.5rem 0;
}

.materials-summary {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.material-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.25rem 0;
    font-size: 0.8rem;
}

.material-item i {
    color: var(--primary-color);
    width: 14px;
    text-align: center;
}

.material-info {
    display: flex;
    flex-direction: column;
    gap: 0.1rem;
    flex: 1;
}

.material-type {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.8rem;
}

.material-details {
    color: var(--text-secondary);
    font-size: 0.75rem;
}

.no-materials {
    color: var(--text-secondary);
    font-size: 0.8rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0;
}

.no-materials i {
    color: var(--text-tertiary);
}

/* Card Actions - moved to collapsible cards section */

.action-icon-btn {
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: 6px;
    padding: 0.4rem;
    color: var(--text-secondary);
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 32px;
    height: 32px;
}

.action-icon-btn:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.action-icon-btn:active {
    transform: scale(0.95);
}

/* Analysis Actions Section */
.analysis-actions {
    margin: 1rem 0;
    padding: 1rem;
    background: var(--bg-card);
    border-radius: 8px;
    border: 1px solid var(--border-light);
}

.analysis-actions .action-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    width: 100%;
    padding: 0.75rem 1rem;
    margin-bottom: 0.5rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s;
}

.analysis-actions .action-btn:last-child {
    margin-bottom: 0;
}

.analysis-actions .action-btn:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.analysis-actions .action-btn.quotations {
    border-left: 4px solid #28a745;
}

.analysis-actions .action-btn.comparison {
    border-left: 4px solid #17a2b8;
}

/* Item Detail Improvements */
.item-card {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 1rem;
}

.item-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 0.75rem;
}

.item-header h4 {
    margin: 0;
    font-size: 1rem;
    color: var(--text-primary);
    font-weight: 600;
    flex: 1;
    line-height: 1.3;
}

.priority-badge {
    font-size: 0.7rem;
    padding: 0.2rem 0.5rem;
    border-radius: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.priority-badge.priority-high {
    background: #dc3545;
    color: white;
}

.priority-badge.priority-medium {
    background: #ffc107;
    color: #212529;
}

.priority-badge.priority-low {
    background: #28a745;
    color: white;
}

.item-details {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.detail-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.25rem 0;
}

.detail-row.full-width {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.25rem;
}

.detail-label {
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.detail-value {
    color: var(--text-primary);
    font-size: 0.9rem;
    text-align: right;
    flex: 1;
}

.detail-row.full-width .detail-value {
    text-align: left;
}

/* Mobile Modal Styles */
.mobile-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 9999;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding: 0;
    -webkit-overflow-scrolling: touch;
    overflow: hidden;
}

.mobile-modal {
    background: white;
    border-radius: 16px 16px 0 0;
    width: 100%;
    max-height: 85vh;
    display: flex;
    flex-direction: column;
    animation: slideUp 0.3s ease-out;
    position: relative;
    z-index: 10000;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.15);
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
}

.mobile-modal.comparison-modal {
    max-height: 90vh;
}

@keyframes slideUp {
    from {
        transform: translateY(100%);
    }
    to {
        transform: translateY(0);
    }
}

.mobile-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem;
    border-bottom: 1px solid var(--border-light);
    background: white;
    border-radius: 16px 16px 0 0;
    position: sticky;
    top: 0;
    z-index: 10001;
    min-height: 60px;
    box-sizing: border-box;
}

.mobile-modal-header h3 {
    margin: 0;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.1rem;
}

.mobile-modal-close {
    background: var(--bg-secondary);
    border: none;
    border-radius: 50%;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    cursor: pointer;
}

.mobile-modal-content {
    flex: 1;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding: 1rem;
}

/* Quotations Modal Styles */
.quotations-summary {
    background: var(--bg-secondary);
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 1rem;
    display: flex;
    justify-content: space-between;
}

.summary-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
}

.summary-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.summary-value {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary-color);
}

.quotations-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.quotation-card {
    background: white;
    border: 1px solid var(--border-light);
    border-radius: 8px;
    padding: 1rem;
    cursor: pointer;
    transition: all 0.2s;
}

.quotation-card:active {
    transform: scale(0.98);
    background: var(--bg-secondary);
}

.quotation-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.quotation-header h4 {
    margin: 0;
    color: var(--text-primary);
    font-size: 1rem;
}

.quotation-amount {
    font-weight: 600;
    color: var(--primary-color);
    font-size: 1rem;
}

.quotation-info {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    margin-bottom: 0.75rem;
}

.info-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.info-row i {
    width: 12px;
    text-align: center;
    color: var(--text-tertiary);
}

.quotation-actions {
    display: flex;
    gap: 0.5rem;
    border-top: 1px solid var(--border-light);
    padding-top: 0.75rem;
}

.action-btn-small {
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: 6px;
    padding: 0.5rem;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
}

.action-btn-small:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.action-btn-small.delete:hover {
    background: #dc3545;
    border-color: #dc3545;
}

/* Comparison Modal Styles */
.comparison-summary {
    margin-bottom: 1.5rem;
}

.summary-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 0.75rem;
}

.summary-card {
    background: white;
    border: 1px solid var(--border-light);
    border-radius: 8px;
    padding: 1rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.summary-card.best {
    border-color: #28a745;
    background: #f8fff9;
}

.summary-card.savings {
    border-color: #ffc107;
    background: #fffef8;
}

.summary-icon {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    color: var(--primary-color);
}

.summary-card.best .summary-icon {
    background: #28a745;
    color: white;
}

.summary-card.savings .summary-icon {
    background: #ffc107;
    color: white;
}

.summary-info {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
}

.comparison-list h4 {
    margin: 0 0 1rem 0;
    color: var(--text-primary);
}

.comparison-card {
    background: white;
    border: 1px solid var(--border-light);
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 0.75rem;
}

.comparison-card.best-option {
    border-color: #28a745;
    background: #f8fff9;
}

.comparison-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 0.75rem;
}

.vendor-info h5 {
    margin: 0 0 0.25rem 0;
    color: var(--text-primary);
}

.best-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    background: #28a745;
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: 12px;
    font-size: 0.7rem;
    font-weight: 500;
}

.price-info {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.25rem;
}

.total-price {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary-color);
}

.price-difference {
    font-size: 0.8rem;
    color: #dc3545;
    font-weight: 500;
}

.comparison-details {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    margin-bottom: 0.75rem;
}

.detail-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.detail-row i {
    width: 12px;
    color: var(--text-tertiary);
}

.comparison-actions {
    display: flex;
    gap: 0.5rem;
    border-top: 1px solid var(--border-light);
    padding-top: 0.75rem;
}

.action-btn-outline {
    background: transparent;
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.action-btn-outline:hover {
    background: var(--primary-color);
    color: white;
}

.action-btn-primary {
    background: #28a745;
    border: 1px solid #28a745;
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.action-btn-primary:hover {
    background: #218838;
    border-color: #218838;
}

/* Modal Actions */
.modal-actions {
    display: flex;
    gap: 0.75rem;
    padding: 1rem;
    border-top: 1px solid var(--border-light);
    background: white;
    border-radius: 0 0 16px 16px;
}

.modal-actions .btn-secondary,
.modal-actions .btn-primary {
    flex: 1;
    padding: 0.75rem;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.modal-actions .btn-secondary {
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    color: var(--text-secondary);
}

.modal-actions .btn-primary {
    background: var(--primary-color);
    border: 1px solid var(--primary-color);
    color: white;
}

/* Empty and Error States */
.empty-state,
.error-state,
.warning-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 2rem 1rem;
}

.empty-state i,
.error-state i,
.warning-state i {
    font-size: 3rem;
    color: var(--text-tertiary);
    margin-bottom: 1rem;
}

.warning-state i {
    color: #ffc107;
}

.error-state i {
    color: #dc3545;
}

.single-quotation-info {
    background: var(--bg-secondary);
    border-radius: 8px;
    padding: 1rem;
    margin: 1rem 0;
    width: 100%;
}

.single-quotation-info h4 {
    margin: 0 0 0.5rem 0;
    font-size: 0.9rem;
    color: var(--text-primary);
}

.quotation-summary {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.vendor-name {
    font-weight: 500;
    color: var(--text-primary);
}

.quotation-total {
    font-weight: 600;
    color: var(--primary-color);
}

/* Additional Modal Styles for Dispatch, Reception, Inventory */

/* Dispatch Modal */
.dispatch-modal .mobile-modal-content {
    max-height: 75vh;
}

.order-summary,
.item-summary {
    background: var(--bg-secondary);
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 1rem;
}

.summary-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-top: 0.5rem;
}

.summary-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.summary-item .label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.summary-item .value {
    color: var(--text-primary);
    font-weight: 600;
}

.item-card-mini {
    background: white;
    border: 1px solid var(--border-light);
    border-radius: 6px;
    padding: 0.75rem;
    margin-top: 0.5rem;
}

.item-card-mini h5 {
    margin: 0 0 0.5rem 0;
    color: var(--primary-color);
    font-size: 0.95rem;
}

.item-card-mini p {
    margin: 0.25rem 0;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.form-section {
    margin-bottom: 1.5rem;
}

.form-section h4 {
    margin: 0 0 1rem 0;
    color: var(--text-primary);
    font-size: 1rem;
    border-bottom: 1px solid var(--border-light);
    padding-bottom: 0.5rem;
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    font-weight: 500;
    font-size: 0.9rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-light);
    border-radius: 6px;
    font-size: 0.9rem;
    background: white;
    color: var(--text-primary);
    box-sizing: border-box;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(25, 118, 210, 0.1);
}

.field-info,
.file-info {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

/* Reception Modal Tabs */
.reception-modal .mobile-modal-content {
    max-height: 85vh;
    padding: 0;
}

.tab-navigation {
    display: flex;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-light);
    margin: 0 -1rem 1rem -1rem;
    padding: 0 1rem;
}

.tab-btn {
    flex: 1;
    background: transparent;
    border: none;
    padding: 0.75rem 1rem;
    color: var(--text-secondary);
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    border-bottom: 2px solid transparent;
}

.tab-btn.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
    background: rgba(25, 118, 210, 0.05);
}

/* Tab pane styles moved to line 2202-2208 */

.file-input {
    padding: 0.5rem !important;
    background: var(--bg-secondary) !important;
}

.photo-preview {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: 0.5rem;
    margin-top: 0.5rem;
}

.photo-thumb {
    position: relative;
    aspect-ratio: 1;
    background: var(--bg-secondary);
    border-radius: 6px;
    overflow: hidden;
}

.photo-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.remove-photo {
    position: absolute;
    top: 2px;
    right: 2px;
    background: rgba(220, 53, 69, 0.9);
    color: white;
    border: none;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    cursor: pointer;
}

/* Traceability Info */
.traceability-info {
    background: #e3f2fd;
    border: 1px solid #bbdefb;
    border-radius: 6px;
    padding: 0.75rem;
    margin-top: 1rem;
}

.traceability-info h5 {
    margin: 0 0 0.5rem 0;
    color: #1976d2;
    font-size: 0.85rem;
}

.traceability-info p {
    margin: 0.25rem 0;
    font-size: 0.8rem;
    color: #424242;
}

/* Order Detail Enhancements */
.order-detail .item-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0.75rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--border-light);
}

.item-action-btn {
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: 6px;
    padding: 0.4rem 0.8rem;
    font-size: 0.75rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 0.25rem;
    flex: 1;
    min-width: fit-content;
    justify-content: center;
}

.item-action-btn:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.item-action-btn.mark-dispatched:hover {
    background: #ff9800;
    border-color: #ff9800;
}

.item-action-btn.add-inventory:hover {
    background: #4caf50;
    border-color: #4caf50;
}

.status-icon {
    font-size: 1rem;
    margin-left: 0.25rem;
}

.status-icon.dispatched {
    color: #ff9800;
}

.status-icon.received {
    color: #4caf50;
}

.item-received {
    background: #f8fff9 !important;
    border-color: #4caf50 !important;
}

.order-item-card {
    background: white;
    border: 1px solid var(--border-light);
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 0.75rem;
}

.item-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 0.75rem;
}

.item-status-icons {
    display: flex;
    gap: 0.25rem;
}

/* Progress Bar */
.progress-bar {
    width: 100%;
    height: 6px;
    background: var(--border-light);
    border-radius: 3px;
    overflow: hidden;
    margin-top: 0.5rem;
}

.progress-fill {
    height: 100%;
    background: var(--primary-color);
    transition: width 0.3s ease;
}

.items-summary {
    background: var(--bg-secondary);
    border-radius: 8px;
    padding: 1rem;
    margin-top: 1rem;
    text-align: center;
}

.items-summary p {
    margin: 0 0 0.5rem 0;
    color: var(--text-primary);
    font-weight: 500;
}

/* Mobile Materials Management Styles */

/* Container */
.materials-container {
    min-height: 100vh;
    background: var(--bg-secondary);
}

/* Header */
.materials-header {
    background: var(--bg-secondary);
    padding: 1rem;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

.materials-title {
    font-size: 1.25rem;
    color: var(--text-primary);
    margin: 0 0 1rem 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Navigation */
.materials-nav {
    display: flex;
    gap: 0.5rem;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.nav-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--bg-secondary);
    border: none;
    border-radius: 20px;
    color: var(--text-secondary);
    font-size: 0.875rem;
    white-space: nowrap;
    transition: all 0.3s;
    flex-shrink: 0;
}

.nav-btn.active {
    background: var(--primary-color);
    color: white;
}

.nav-btn i {
    font-size: 1rem;
}

/* Content */
.materials-content {
    padding: 1rem;
}

/* Loading */
.loading-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem;
    color: var(--text-secondary);
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid rgba(33, 150, 243, 0.1);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: materialsCustomSpin 1s cubic-bezier(0.68, -0.55, 0.265, 1.55) infinite;
}

@keyframes materialsCustomSpin {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

/* Dashboard View */
.dashboard-container {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

/* Primary Actions - Action-Focused Layout */
.primary-actions {
    margin-bottom: 2rem;
}

.welcome-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 0.5rem 0;
    text-align: center;
}

.welcome-subtitle {
    color: var(--text-secondary);
    text-align: center;
    margin: 0 0 2rem 0;
    font-size: 0.9rem;
}

.primary-action-buttons {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.primary-action-btn {
    display: flex;
    align-items: center;
    padding: 1.5rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: 12px;
    text-align: left;
    width: 100%;
    transition: all 0.3s;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.primary-action-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--primary-color);
    opacity: 0;
    transition: opacity 0.3s;
}

.primary-action-btn:hover::before,
.primary-action-btn:active::before {
    opacity: 1;
}

.primary-action-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    border-color: var(--primary-color);
}

.primary-action-btn.solicitudes::before {
    background: #10b981; /* Green for requests */
}

.primary-action-btn.ordenes::before {
    background: #3b82f6; /* Blue for orders */
}

.primary-btn-icon {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 1rem;
    flex-shrink: 0;
}

.primary-action-btn.solicitudes .primary-btn-icon {
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
}

.primary-action-btn.ordenes .primary-btn-icon {
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    color: white;
}

.primary-btn-icon i {
    font-size: 1.5rem;
}

.primary-btn-content {
    flex: 1;
}

.primary-btn-content h3 {
    margin: 0 0 0.25rem 0;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.primary-btn-content p {
    margin: 0 0 0.5rem 0;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.primary-btn-count {
    display: inline-block;
    background: var(--primary-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 500;
}

.primary-action-btn.solicitudes .primary-btn-count {
    background: #10b981;
}

.primary-action-btn.ordenes .primary-btn-count {
    background: #3b82f6;
}

.primary-btn-arrow {
    color: var(--text-secondary);
    font-size: 1rem;
    margin-left: 1rem;
    transition: transform 0.3s;
}

.primary-action-btn:hover .primary-btn-arrow {
    transform: translateX(4px);
}

/* Secondary Actions */
.secondary-actions {
    margin-bottom: 2rem;
}

.secondary-action-buttons {
    display: flex;
    justify-content: center;
}

.secondary-action-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 25px;
    font-weight: 500;
    transition: all 0.3s;
    cursor: pointer;
}

.secondary-action-btn:hover {
    background: var(--primary-color-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

/* Collapsible Stats */
.collapsible-stats {
    margin-top: 1rem;
}

.stats-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    width: 100%;
    padding: 1rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: 12px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.3s;
}

.stats-toggle:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.toggle-icon {
    transition: transform 0.3s;
}

.stats-content {
    margin-top: 1rem;
}

.stats-content .summary-cards {
    margin-bottom: 1.5rem;
}

.summary-cards {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
}

.summary-card {
    background: white;
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    display: flex;
    align-items: center;
    gap: 1rem;
}

.summary-card .card-icon {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.summary-card.requests .card-icon {
    background: #e3f2fd;
    color: #1976d2;
}

.summary-card.orders .card-icon {
    background: #f3e5f5;
    color: #7b1fa2;
}

.summary-card.deliveries .card-icon {
    background: #e8f5e9;
    color: #388e3c;
}

.summary-card .card-content h3 {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin: 0 0 0.5rem 0;
    font-weight: normal;
}

.summary-card .card-value {
    font-size: 2rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

/* Recent Activity */
.recent-activity {
    background: white;
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.recent-activity h3 {
    font-size: 1.125rem;
    margin: 0 0 1rem 0;
    color: var(--text-primary);
}

.activity-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.activity-item {
    display: flex;
    gap: 0.75rem;
    padding: 0.75rem;
    background: var(--bg-secondary);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
}

.activity-item:active {
    transform: scale(0.98);
}

.activity-icon {
    width: 40px;
    height: 40px;
    background: white;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    flex-shrink: 0;
}

.activity-content {
    flex: 1;
    min-width: 0;
}

.activity-title {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
    margin: 0 0 0.25rem 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.activity-meta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.no-activity {
    text-align: center;
    color: var(--text-secondary);
    padding: 2rem;
}

/* Quick Actions */
.quick-actions {
    background: white;
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.quick-actions h3 {
    font-size: 1.125rem;
    margin: 0 0 1rem 0;
    color: var(--text-primary);
}

.action-buttons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
}

.action-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem;
    background: var(--bg-secondary);
    border: none;
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.2s;
}

.action-btn:active {
    transform: scale(0.95);
}

.action-btn i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

/* Lists View */
.requests-list-container,
.orders-list-container {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

/* Filters Section */
.filters-section {
    background: white;
    padding: 1rem;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.search-box {
    position: relative;
    margin-bottom: 1rem;
}

.search-box i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
}

.search-box input {
    width: 100%;
    padding: 0.75rem 1rem 0.75rem 2.5rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 0.875rem;
    transition: all 0.2s;
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(33, 150, 243, 0.1);
}

/* Filter Chips */
.filter-chips {
    display: flex;
    gap: 0.5rem;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 0.25rem;
}

.filter-chip {
    padding: 0.5rem 1rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    font-size: 0.875rem;
    color: var(--text-secondary);
    white-space: nowrap;
    cursor: pointer;
    transition: all 0.2s;
    flex-shrink: 0;
}

.filter-chip.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* Items List */
.items-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

/* Request/Order Cards */
.request-card,
.order-card {
    background: white;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
    margin-bottom: 1rem;
}

.request-card.collapsible {
    cursor: default;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    cursor: pointer;
    transition: background-color 0.2s;
}

.card-header:hover {
    background-color: rgba(0, 0, 0, 0.02);
}

.card-title-section {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.card-title-section h4 {
    margin: 0;
    font-size: 1rem;
    color: var(--text-primary);
    line-height: 1.3;
}

.expand-btn {
    background: none;
    border: none;
    padding: 0.5rem;
    color: var(--text-secondary);
    font-size: 1.2rem;
    cursor: pointer;
    transition: all 0.3s;
    border-radius: 50%;
}

.expand-btn:hover {
    background: rgba(0, 0, 0, 0.05);
}

.expand-btn i {
    transition: transform 0.3s;
}

.card-preview {
    padding: 0 1rem 1rem;
}

.preview-info {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.preview-info span {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.card-expanded-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
    border-top: 1px solid transparent;
}

.request-card.expanded .card-expanded-content {
    max-height: 500px;
    border-top-color: var(--border-light);
}

.materials-detail {
    padding: 1rem;
    background: var(--bg-secondary);
}

.materials-detail h5 {
    margin: 0 0 0.75rem;
    font-size: 0.875rem;
    color: var(--text-primary);
    font-weight: 600;
}

.materials-detail-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.material-detail-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem;
    background: white;
    border-radius: 8px;
}

.material-detail-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.material-name {
    font-size: 0.875rem;
    color: var(--text-primary);
    font-weight: 500;
}

.material-quantity {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.card-actions {
    display: flex;
    gap: 0.5rem;
    padding: 1rem;
    border-top: 1px solid var(--border-light);
}

.action-btn {
    flex: 1;
    padding: 0.75rem 1rem;
    border: none;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.action-btn.primary {
    background: var(--primary-color);
    color: white;
}

.action-btn.primary:active {
    background: var(--primary-dark);
}

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

.action-btn.secondary:active {
    background: var(--bg-tertiary);
}

.card-body {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.card-body p {
    margin: 0;
    font-size: 0.875rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.card-body p i {
    width: 16px;
    color: var(--text-muted);
}

.vendor-name {
    font-weight: 500;
    color: var(--text-primary) !important;
}

.order-total {
    font-weight: 600;
    color: var(--primary-color) !important;
}

.card-arrow {
    display: none; /* Hidden for collapsible cards */
}

/* Order type indicator */
.order-type-badge {
    display: inline-block;
    padding: 0.2rem 0.5rem;
    background: #e3f2fd;
    color: #1565c0;
    font-size: 0.65rem;
    border-radius: 12px;
    font-weight: 500;
    margin-right: 0.5rem;
}

.order-request {
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-style: italic;
}

/* Status Badges */
.status-badge {
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 500;
    white-space: nowrap;
    text-transform: capitalize;
}

/* Light theme status colors */
.status-pending,
.status-pendiente,
.status-default[data-status="pending"],
.status-default[data-status="pendiente"] {
    background: #FFF3E0;
    color: #F57C00;
}

.status-approved,
.status-aprobada,
.status-default[data-status="approved"],
.status-default[data-status="aprobada"] {
    background: #E8F5E9;
    color: #388E3C;
}

.status-rejected,
.status-rechazada,
.status-default[data-status="rejected"],
.status-default[data-status="rechazada"] {
    background: #FFEBEE;
    color: #D32F2F;
}

.status-cancelled,
.status-cancelada {
    background: #F5F5F5;
    color: #616161;
}

.status-partial,
.status-recibida_parcial,
.status-default[data-status="recibida_parcial"] {
    background: #E3F2FD;
    color: #1976D2;
}

.status-completed,
.status-recibida_total,
.status-default[data-status="recibida_total"] {
    background: #E0F2F1;
    color: #00796B;
}

.status-pending_approval,
.status-default[data-status="pending_approval"] {
    background: #FFF8E1;
    color: #F9A825;
}

.status-sent_to_siesa,
.status-default[data-status="sent_to_siesa"] {
    background: #F3E5F5;
    color: #7B1FA2;
}

.status-generada,
.status-default[data-status="generada"] {
    background: #ECEFF1;
    color: #455A64;
}

/* Mobile Materials Loading Spinner - Specific to mobile module */
.mobile-loading-spinner {
    text-align: center;
    padding: 3rem;
    color: var(--text-secondary);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

/* Mobile spinner ring - unique to avoid conflicts */
.mobile-loading-spinner .mobile-spinner-ring {
    display: inline-block;
    width: 44px;
    height: 44px;
    position: relative;
}

.mobile-loading-spinner .mobile-spinner-ring::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 40px;
    height: 40px;
    margin: 2px;
    border-radius: 50%;
    border: 3px solid rgba(33, 150, 243, 0.15);
    border-top-color: #2196F3;
    animation: mobileMaterialsSpin 0.8s ease-in-out infinite;
}

/* Clean mobile spinner - removed old styles */

/* Mobile spinner text */
.mobile-loading-spinner p {
    margin-top: 1rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* DEBUG CLASS - Show static spinner for mobile */
.mobile-loading-spinner.debug .mobile-spinner-ring::after {
    animation: none !important;
    border: 3px solid rgba(255, 0, 0, 0.2);
    border-top: 3px solid #ff0000;
    transform: rotate(45deg);
}

/* Mobile-specific animation */
@keyframes mobileMaterialsSpin {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

/* Hide any Font Awesome spinner in mobile loading */
.mobile-loading-spinner i.fa-spinner,
.mobile-loading-spinner i.fas {
    display: none !important;
}

/* End of mobile spinner styles */

/* Empty State */
.empty-state {
    text-align: center;
    padding: 3rem;
    color: var(--text-secondary);
}

.empty-state i {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.3;
}

/* Floating Action Button */
.materials-fab {
    position: fixed;
    bottom: 2rem;
    right: 1rem;
    width: 56px;
    height: 56px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 50%;
    box-shadow: 0 4px 12px rgba(33, 150, 243, 0.3);
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s;
    z-index: 100;
}

.materials-fab:active {
    transform: scale(0.9);
}

/* Error Message */
.error-message {
    text-align: center;
    padding: 2rem;
    color: var(--danger-color);
}

.error-message i {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

/* Responsive adjustments */
@media (min-width: 768px) {
    .summary-cards {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .action-buttons {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Mobile viewport fixes for iOS Safari */
@supports (-webkit-appearance: none) {
    .mobile-modal-overlay {
        height: 100vh;
        height: -webkit-fill-available;
    }
}

/* Prevent body scroll when modal is open */
body.modal-open {
    overflow: hidden;
    position: fixed;
    width: 100%;
    height: 100%;
}

/* Force modal visibility on mobile */
.mobile-modal-overlay.force-visible {
    opacity: 1 !important;
    visibility: visible !important;
    display: flex !important;
}

.mobile-modal.force-visible {
    transform: translateY(0) !important;
    opacity: 1 !important;
}

/* Enhanced modal animations for better mobile performance */
@keyframes slideUp {
    0% {
        transform: translate3d(0, 100%, 0);
        opacity: 0;
    }
    100% {
        transform: translate3d(0, 0, 0);
        opacity: 1;
    }
}

/* Fallback styles for problematic devices */
@media screen and (max-width: 480px) {
    .mobile-modal-overlay {
        z-index: 99999;
        background: rgba(0, 0, 0, 0.8);
    }
    
    .mobile-modal {
        max-height: 95vh;
        min-height: 50vh;
        border-radius: 12px 12px 0 0;
    }
    
    .mobile-modal-header {
        border-radius: 12px 12px 0 0;
    }
}


/* Quotations and Comparison Page Views */
.view-container {
    display: flex;
    flex-direction: column;
    height: 100%;
    min-height: 100vh;
    background: var(--bg-primary);
}

.view-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-light);
    position: sticky;
    top: 0;
    z-index: 100;
}

.back-btn {
    background: none;
    border: none;
    padding: 0.5rem;
    border-radius: 8px;
    color: var(--primary-color);
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    transition: background-color 0.2s;
}

.back-btn:hover {
    background: rgba(0, 0, 0, 0.05);
}

.view-header h2 {
    margin: 0;
    font-size: 1.25rem;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.view-content {
    flex: 1;
    padding: 1rem;
    background: var(--bg-primary);
}

/* Quotations View */
.quotations-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.quotation-card {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 1rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--border-light);
}

.quotation-header {
    display: flex;
    justify-content: between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.quotation-header h4 {
    margin: 0;
    color: var(--text-primary);
    font-size: 1rem;
    flex: 1;
}

.quotation-amount {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--primary-color);
}

.quotation-details {
    margin-bottom: 1rem;
}

.detail-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
}

.detail-row .label {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.detail-row .value {
    color: var(--text-primary);
    font-size: 0.875rem;
    font-weight: 500;
}

.quotation-actions {
    display: flex;
    gap: 0.5rem;
}

/* Comparison View */
.comparison-tabs {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
    background: var(--bg-secondary);
    padding: 0.5rem;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--border-light);
}

.tab-btn {
    flex: 1;
    padding: 0.75rem 1rem;
    border: none;
    border-radius: 8px;
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.tab-btn.active {
    background: var(--primary-color);
    color: white;
}

.tab-content {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 1rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--border-light);
}

.tab-pane {
    display: none;
}

.tab-pane.active {
    display: block;
}

/* Summary Stats */
.summary-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.stat-card {
    background: #f8f9fa;
    border-radius: 8px;
    padding: 1rem;
    text-align: center;
}

.stat-value {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Detailed Quotations */
.detailed-quotations {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.detailed-quotation {
    border: 1px solid var(--border-light);
    border-radius: 8px;
    padding: 1rem;
    background: var(--bg-card);
}

.detailed-quotation h4 {
    margin: 0 0 0.75rem 0;
    color: var(--text-primary);
}

.quotation-breakdown {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.breakdown-item {
    display: flex;
    justify-content: space-between;
}

.breakdown-item .label {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.breakdown-item .value {
    color: var(--text-primary);
    font-size: 0.875rem;
    font-weight: 500;
}

/* Analysis Content */
.analysis-content {
    padding: 1rem 0;
}

.recommendation {
    background: var(--success-light, #e8f5e9);
    border-radius: 8px;
    padding: 1rem;
    border-left: 4px solid var(--success-color, #4caf50);
    color: var(--text-primary);
}

.recommendation h4 {
    margin: 0 0 0.5rem 0;
    color: #2e7d32;
}

.recommendation p {
    margin: 0 0 0.75rem 0;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.recommended-vendor {
    background: white;
    border-radius: 6px;
    padding: 0.75rem;
}

.recommended-vendor strong {
    color: var(--text-primary);
    font-size: 1rem;
}

.vendor-details {
    margin-top: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

/* Empty States */
.empty-state {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--text-secondary);
}

.empty-state i {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: #ccc;
}

.empty-state h3 {
    margin: 0 0 0.5rem 0;
    color: var(--text-primary);
}

.empty-state p {
    margin: 0;
    font-size: 0.875rem;
}

/* Error States */
.error-message {
    text-align: center;
    padding: 2rem 1rem;
    color: var(--error-color, #f44336);
}

.error-message i {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.error-message p {
    margin: 0 0 1rem 0;
}

.retry-btn {
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 8px;
    padding: 0.75rem 1.5rem;
    font-size: 0.875rem;
    cursor: pointer;
}

/* Loading Spinner */
.loading-spinner {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem 1rem;
}

.spinner-ring {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border-light);
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 1rem;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loading-spinner p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* Responsive Design */
@media (max-width: 480px) {
    .view-header {
        padding: 0.75rem;
    }
    
    .view-content {
        padding: 0.75rem;
    }
    
    .summary-stats {
        grid-template-columns: 1fr;
    }
    
    .tab-btn {
        padding: 0.5rem 0.75rem;
        font-size: 0.8rem;
    }
}

/* Enhanced Comparison Tab Styles */

/* Vendor Performance Section */
.vendor-performance-section {
    margin-top: 20px;
}

.vendor-performance-grid {
    display: grid;
    gap: 15px;
    margin-top: 15px;
}

.vendor-performance-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: 8px;
    padding: 15px;
    transition: all 0.2s ease;
}

.vendor-performance-card.lowest-price {
    border-color: #22c55e;
    background: rgba(34, 197, 94, 0.05);
}

.vendor-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.vendor-card-header h4 {
    margin: 0;
    font-size: 1.1em;
    color: var(--text-primary);
}

.vendor-badges {
    display: flex;
    gap: 8px;
}

.badge {
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.75em;
    font-weight: 600;
}

.badge-success {
    background: #22c55e;
    color: white;
}

.badge-trophy {
    background: #eab308;
    color: white;
}

.vendor-card-body {
    display: grid;
    gap: 8px;
}

.vendor-metric {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.metric-label {
    color: var(--text-secondary);
    font-size: 0.9em;
}

.metric-value {
    color: var(--text-primary);
    font-weight: 600;
}

/* Enhanced Detailed Tab Styles */
.detailed-comparison-content {
    padding: 15px;
}

/* Full-Featured Comparison View Styles */

/* Comparison Header - More specific and compact */
.comparison-view .comp-header {
    background: var(--bg-secondary);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 1px 2px rgba(0,0,0,0.08);
}

.comparison-view .comp-header-main {
    display: flex;
    align-items: center;
    padding: 10px 12px;
    gap: 10px;
}

.comparison-view .comp-back-btn {
    width: 32px;
    height: 32px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: none;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    flex-shrink: 0;
}

.comparison-view .comp-back-btn:active {
    background: var(--bg-tertiary);
}

.comparison-view .comp-header-title {
    flex: 1;
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
    line-height: 1.2;
}

.comparison-view .comp-header-actions {
    display: flex;
    gap: 4px;
    flex-shrink: 0;
}

.comparison-view .comp-header-btn {
    width: 32px;
    height: 32px;
    border: none;
    background: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    position: relative;
    color: var(--text-primary);
    font-size: 16px;
}

.comparison-view .comp-header-btn:active {
    background: var(--bg-tertiary);
}

.comparison-view .comp-badge-count {
    position: absolute;
    top: -2px;
    right: -2px;
    background: var(--error-color);
    color: white;
    font-size: 9px;
    font-weight: 700;
    padding: 1px 4px;
    border-radius: 8px;
    min-width: 14px;
    height: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

/* Controls Bar - More compact */
.comparison-view .comp-controls-bar {
    background: var(--bg-secondary);
    padding: 8px 12px;
    border-bottom: 1px solid var(--border-light);
    display: flex;
    align-items: center;
    gap: 10px;
}

.comparison-view .comp-toggle-control {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    flex: 1;
}

.comparison-view .comp-toggle-control label[for="hideNoTrophy"] {
    cursor: pointer;
    user-select: none;
}

.comparison-view .comp-toggle-switch {
    position: relative;
    width: 40px;
    height: 20px;
    flex-shrink: 0;
}

.comparison-view .comp-toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.comparison-view .comp-toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #CCC;
    transition: .3s;
    border-radius: 20px;
}

.comparison-view .comp-toggle-slider:before {
    position: absolute;
    content: "";
    height: 16px;
    width: 16px;
    left: 2px;
    bottom: 2px;
    background-color: white;
    transition: .3s;
    border-radius: 50%;
}

.comparison-view input:checked + .comp-toggle-slider {
    background-color: var(--primary-color);
}

.comparison-view input:checked + .comp-toggle-slider:before {
    transform: translateX(20px);
}

.comparison-view .comp-filter-btn {
    padding: 6px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-light);
    border-radius: 16px;
    font-size: 12px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 4px;
    flex-shrink: 0;
    color: var(--text-primary);
}

/* Summary Section - More specific selectors */
.comparison-view .comp-summary-section {
    background: var(--bg-secondary);
    padding: 12px;
    margin-bottom: 4px;
    display: none; /* Hidden by default to save space */
}

.comparison-view .comp-summary-section.show {
    display: block;
}

.comparison-view .comp-summary-title {
    font-size: 14px;
    font-weight: 600;
    margin: 0 0 8px 0;
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--text-primary);
}

.comparison-view .comp-stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
}

.comparison-view .comp-stat-card {
    background: var(--bg-tertiary);
    border-radius: 8px;
    padding: 8px;
    text-align: center;
    border: 1px solid var(--border-light);
}

.comparison-view .comp-stat-value {
    font-size: 16px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 2px;
    line-height: 1;
}

.comparison-view .comp-stat-label {
    font-size: 10px;
    color: var(--text-secondary);
    text-transform: uppercase;
    line-height: 1.2;
}

/* Vendor Cards Scroll - More specific */
.comparison-view .comp-vendors-section {
    background: var(--bg-secondary);
    padding: 12px 16px;
    margin-bottom: 4px;
}

.comparison-view .comp-vendors-scroll {
    display: flex;
    gap: 10px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 4px;
    margin: 0 -16px;
    padding: 0 16px 4px;
}

.vendors-scroll::-webkit-scrollbar {
    height: 4px;
}

.vendors-scroll::-webkit-scrollbar-track {
    background: var(--bg-tertiary);
}

.vendors-scroll::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 2px;
}

.comparison-view .comp-vendor-card {
    flex: 0 0 260px;
    background: var(--bg-secondary);
    border-radius: 10px;
    padding: 12px;
    border: 1px solid var(--border-light);
    position: relative;
    transition: all 0.2s;
    box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}

.comparison-view .comp-vendor-card.best-total {
    border-color: var(--success-color);
    background: rgba(76, 175, 80, 0.08);
}

.comparison-view .comp-vendor-card.selected {
    border-color: var(--primary-color);
    background: rgba(33, 150, 243, 0.08);
}

.comparison-view .comp-vendor-checkbox {
    position: absolute;
    top: 10px;
    right: 10px;
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.comparison-view .comp-vendor-header {
    margin-bottom: 10px;
    padding-right: 28px;
}

.comparison-view .comp-vendor-name {
    font-weight: 600;
    font-size: 13px;
    margin-bottom: 2px;
    color: var(--text-primary);
}

.comparison-view .comp-vendor-total {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1.2;
}

.comparison-view .comp-vendor-metrics {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 6px;
    font-size: 11px;
}

.comparison-view .comp-metric {
    display: flex;
    align-items: center;
    gap: 4px;
}

.comparison-view .comp-metric i {
    font-size: 11px;
    color: var(--text-secondary);
    width: 14px;
}

.comparison-view .comp-metric-value {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 11px;
}

.comparison-view .comp-trophy-count {
    color: #FFD700;
}

/* Materials Section - More specific */
.comparison-view .comp-materials-section {
    flex: 1;
    overflow-y: auto;
    padding-bottom: 160px;
    background: var(--bg-primary);
}

.comparison-view .comp-material-card {
    background: var(--bg-secondary);
    margin: 6px 8px;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 1px 2px rgba(0,0,0,0.08);
    border: 1px solid var(--border-light);
}

.comparison-view .comp-material-header {
    padding: 12px 14px;
    background: var(--bg-secondary);
    cursor: pointer;
    position: relative;
}

.comparison-view .comp-material-title {
    font-weight: 600;
    font-size: 13px;
    margin-bottom: 6px;
    display: flex;
    justify-content: space-between;
    align-items: start;
    line-height: 1.3;
}

.comparison-view .material-code {
    font-size: 11px;
    color: var(--text-secondary);
    font-weight: 400;
}

.comparison-view .comp-expand-icon {
    transition: transform 0.3s;
    color: var(--text-secondary);
    font-size: 14px;
    flex-shrink: 0;
}

.comparison-view .comp-material-card.expanded .comp-expand-icon {
    transform: rotate(180deg);
}

.comparison-view .comp-material-specs {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    font-size: 11px;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.comparison-view .comp-spec-badge {
    background: var(--primary-color);
    color: white;
    padding: 2px 6px;
    border-radius: 10px;
    font-size: 10px;
    font-weight: 500;
}

.comparison-view .comp-material-summary {
    margin-top: 6px;
    padding-top: 6px;
    border-top: 1px solid var(--border-light);
    font-size: 11px;
    display: flex;
    justify-content: space-between;
    gap: 8px;
}

.comparison-view .comp-summary-item {
    display: flex;
    align-items: center;
    gap: 4px;
    white-space: nowrap;
}

.comparison-view .comp-summary-item i {
    font-size: 11px;
}

.comparison-view .comp-best-price {
    color: var(--success-color);
    font-weight: 600;
}

/* Vendor Options - More specific */
.comparison-view .comp-vendor-options {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
}

.comparison-view .comp-material-card.expanded .comp-vendor-options {
    max-height: 500px;
    overflow-y: auto;
}

.comparison-view .comp-option-item {
    padding: 12px 14px;
    border-top: 1px solid var(--border-light);
    display: flex;
    gap: 10px;
    align-items: start;
    transition: background 0.2s;
}

.comparison-view .comp-option-item:active {
    background: var(--bg-tertiary);
}

.comparison-view .comp-option-item.comp-selected {
    background: rgba(33, 150, 243, 0.1);
}

.comparison-view .comp-option-item.comp-best-option {
    position: relative;
}

.comparison-view .comp-option-item.comp-best-option::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--success-color);
}

.comparison-view .option-checkbox {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    margin-top: 2px;
    cursor: pointer;
}

.comparison-view .comp-option-content {
    flex: 1;
    min-width: 0;
}

.comparison-view .comp-option-vendor {
    font-weight: 600;
    font-size: 13px;
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--text-primary);
}

.comparison-view .comp-option-price {
    font-size: 16px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 6px;
    line-height: 1;
}

.comparison-view .comp-option-details {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px 12px;
    font-size: 11px;
    color: var(--text-secondary);
}

.comparison-view .comp-detail-item {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.comparison-view .comp-detail-label {
    font-size: 10px;
    opacity: 0.7;
    text-transform: uppercase;
}

.comparison-view .comp-detail-value {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 12px;
}

.no-quote {
    padding: 16px;
    text-align: center;
    color: var(--text-secondary);
    font-style: italic;
    border-top: 1px solid var(--border-light);
}

/* Bottom Summary - More specific */
.comparison-view .comp-bottom-summary {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-light);
    box-shadow: 0 -2px 8px rgba(0,0,0,0.1);
    z-index: 90;
}

.comparison-view .comp-summary-content {
    padding: 12px;
}

.comparison-view .comp-selection-info {
    background: rgba(33, 150, 243, 0.08);
    border: 1px solid var(--primary-color);
    border-radius: 10px;
    padding: 10px 12px;
    margin-bottom: 10px;
}

.comparison-view .comp-selection-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 6px;
}

.comparison-view .comp-selection-label {
    font-weight: 600;
    font-size: 13px;
    color: var(--text-primary);
}

.comparison-view .comp-selection-total {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1;
}

.comparison-view .comp-selection-details {
    display: flex;
    gap: 12px;
    font-size: 11px;
    color: var(--text-secondary);
}

.comparison-view .comp-selection-detail {
    display: flex;
    align-items: center;
    gap: 4px;
}

.comp-warning-text {
    color: var(--warning-color);
}

.success-text {
    color: var(--success-color);
}

/* Action Buttons - More specific */
.comparison-view .comp-action-buttons {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
}

.comparison-view .comp-action-btn {
    padding: 10px 6px;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 12px;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    transition: all 0.2s;
}

.comparison-view .comp-action-btn:active {
    transform: scale(0.95);
}

.comparison-view .comp-action-btn i {
    font-size: 16px;
}

.comparison-view .comp-action-btn span {
    font-size: 11px;
}

.comparison-view .comp-btn-optimal {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-light);
}

.comparison-view .comp-btn-details {
    background: var(--primary-color);
    color: white;
}

.comparison-view .comp-btn-whatsapp {
    background: #25D366;
    color: white;
}

/* Modals */
.comp-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    z-index: 200;
}

.comp-modal-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    border-radius: 24px 24px 0 0;
    max-height: 80vh;
    overflow: hidden;
}

.comp-modal-header {
    padding: 16px;
    border-bottom: 1px solid var(--border-light);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.comp-modal-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.comp-modal-close {
    width: 32px;
    height: 32px;
    border: none;
    background: none;
    font-size: 24px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
}

.comp-modal-body {
    padding: 16px;
    overflow-y: auto;
    max-height: 60vh;
}

/* Filter Modal */
.comp-filter-section {
    margin-bottom: 24px;
}

.comp-filter-title {
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.comp-filter-options {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.comp-filter-chip {
    padding: 8px 16px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-light);
    border-radius: 20px;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s;
    color: var(--text-primary);
}

.comp-filter-chip.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* Details Modal */
.comp-details-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.comp-detail-card {
    background: var(--bg-tertiary);
    padding: 12px;
    border-radius: 8px;
}

.comp-detail-material {
    font-weight: 600;
    margin-bottom: 4px;
    color: var(--text-primary);
}

.comp-detail-vendor {
    color: var(--text-secondary);
    font-size: 12px;
}

.comp-detail-price {
    font-weight: 700;
    color: var(--primary-color);
    margin-top: 4px;
}

/* Loading & Empty States */
.comp-loading-state {
    text-align: center;
    padding: 40px;
    color: var(--text-secondary);
}

/* iOS Safe Areas */
@supports (padding-bottom: env(safe-area-inset-bottom)) {
    .comparison-view .comp-bottom-summary {
        padding-bottom: env(safe-area-inset-bottom);
    }
}

/* No quote message */
.comparison-view .comp-no-quote {
    padding: 16px;
    text-align: center;
    color: var(--text-secondary);
    font-style: italic;
    border-top: 1px solid var(--border-light);
}

/* Fix text encoding issues */
.comparison-view .stat-value,
.comparison-view .comp-vendor-total,
.comparison-view .comp-option-price,
.comparison-view .comp-detail-value,
.comparison-view .comp-selection-total {
    /* Ensure proper rendering of currency symbols */
    font-variant-numeric: tabular-nums;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.comparison-header {
    margin-bottom: 20px;
    text-align: center;
}

.comparison-header h3 {
    margin: 0 0 8px 0;
    color: var(--text-primary);
}

.comparison-header p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.9em;
}

.materials-comparison {
    display: grid;
    gap: 20px;
}

.material-comparison {
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: 8px;
    overflow: hidden;
}

.material-header {
    padding: 15px;
    background: rgba(59, 130, 246, 0.05);
    border-bottom: 1px solid var(--border-light);
}

.material-header h4 {
    margin: 0 0 8px 0;
    color: var(--text-primary);
    font-size: 1em;
}

.material-info {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.material-type, .material-quantity {
    font-size: 0.85em;
    color: var(--text-secondary);
    padding: 4px 8px;
    background: var(--bg-primary);
    border-radius: 4px;
}

.material-prices {
    padding: 15px;
    display: grid;
    gap: 12px;
}

.material-price-cell {
    padding: 12px;
    border: 1px solid var(--border-light);
    border-radius: 6px;
    background: var(--bg-primary);
}

.material-price-cell.best-price {
    border-color: #22c55e;
    background: rgba(34, 197, 94, 0.05);
}

.material-price-cell.no-quote {
    border-style: dashed;
    opacity: 0.6;
}

.vendor-name {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.vendor-name i.fa-trophy {
    color: #eab308;
}

.price-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.price-per-kg {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 1.05em;
}

.unit-price {
    font-size: 0.85em;
    color: var(--text-secondary);
}

/* Enhanced Analysis Tab Styles */
.analysis-summary {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin-bottom: 25px;
}

.analysis-metric {
    background: var(--bg-secondary);
    padding: 15px;
    border-radius: 8px;
    border: 1px solid var(--border-light);
    text-align: center;
}

.analysis-metric h4 {
    margin: 0 0 10px 0;
    font-size: 0.9em;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.analysis-metric .metric-value {
    font-size: 1.4em;
    font-weight: bold;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.analysis-metric .metric-value.positive {
    color: #ef4444;
}

.analysis-metric .metric-value.negative {
    color: #22c55e;
}

.analysis-metric p {
    margin: 0;
    font-size: 0.85em;
    color: var(--text-secondary);
}

.recommendations-section {
    margin-bottom: 25px;
}

.recommendations-section h3 {
    margin: 0 0 10px 0;
    color: var(--text-primary);
}

.recommendations-section > p {
    margin: 0 0 15px 0;
    color: var(--text-secondary);
    font-size: 0.9em;
}

.recommendations-grid {
    display: grid;
    gap: 15px;
}

.recommendation-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: 8px;
    padding: 15px;
    transition: all 0.2s ease;
}

.recommendation-card.recommended {
    border-color: #22c55e;
    background: rgba(34, 197, 94, 0.05);
}

.recommendation-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
}

.rank-icon {
    font-size: 1.2em;
    min-width: 25px;
}

.recommendation-header h4 {
    margin: 0;
    flex: 1;
    color: var(--text-primary);
}

.recommended-badge {
    background: #22c55e;
    color: white;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.75em;
    font-weight: 600;
}

.recommendation-details {
    display: grid;
    gap: 8px;
}

.detail-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.detail-row .label {
    color: var(--text-secondary);
    font-size: 0.9em;
}

.detail-row .value {
    color: var(--text-primary);
    font-weight: 600;
}

.analysis-notes {
    background: rgba(59, 130, 246, 0.05);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 8px;
    padding: 15px;
}

.analysis-notes h4 {
    margin: 0 0 12px 0;
    color: var(--text-primary);
}

.analysis-notes ul {
    margin: 0;
    padding-left: 20px;
}

.analysis-notes li {
    margin-bottom: 8px;
    color: var(--text-secondary);
    font-size: 0.9em;
    line-height: 1.4;
}

.analysis-notes i.fa-trophy {
    color: #eab308;
}

/* Responsive adjustments for enhanced comparison */
@media (max-width: 480px) {
    .analysis-summary {
        grid-template-columns: 1fr;
    }
    
    .vendor-performance-grid {
        grid-template-columns: 1fr;
    }
    
    .material-info {
        flex-direction: column;
        gap: 8px;
    }
    
    .vendor-card-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
    
    .recommendations-grid {
        grid-template-columns: 1fr;
    }
}

/* Integrated Request Detail Page Styles */
.request-detail-page {
    background: var(--bg-primary);
    min-height: 100vh;
    padding: 1rem;
    padding-bottom: 2rem;
}

/* Unified Header with Navigation */
.page-header {
    display: flex;
    align-items: center;
    margin-bottom: 1.5rem;
    background: var(--bg-secondary);
    padding: 1rem;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
}

.back-button {
    background: transparent;
    border: none;
    color: var(--primary-color);
    font-size: 1.1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-right: 1rem;
    padding: 0.5rem;
    border-radius: 8px;
    transition: background 0.2s;
}

.back-button:hover {
    background: var(--bg-primary);
}

.header-content {
    flex: 1;
}

.request-title {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
    color: var(--text-primary);
}

/* Integrated Information Grid */
.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1rem;
    background: var(--bg-secondary);
    padding: 1rem;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    margin-bottom: 1.5rem;
}

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

.info-item label {
    display: block;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.25rem;
}

.info-item p {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.notes-section {
    background: var(--bg-secondary);
    padding: 1rem;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    margin-bottom: 1.5rem;
}

.notes-section label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.notes-section p {
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Integrated Analysis Actions */
.analysis-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.analysis-btn {
    background: var(--bg-secondary);
    border: 2px solid var(--border-light);
    padding: 1rem;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.2s;
    text-align: center;
    color: var(--text-primary);
    font-weight: 500;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    box-shadow: var(--shadow-sm);
}

.analysis-btn i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.analysis-btn:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.quotations-btn {
    border-color: var(--success-color);
}

.quotations-btn i {
    color: var(--success-color);
}

.quotations-btn:hover {
    border-color: var(--success-color);
}

.comparison-btn {
    border-color: var(--info-color);
}

.comparison-btn i {
    color: var(--info-color);
}

.comparison-btn:hover {
    border-color: var(--info-color);
}

/* Responsive for integrated design */
@media (max-width: 640px) {
    .request-detail-page {
        padding: 0.5rem;
    }

    .page-header {
        padding: 0.75rem;
        margin-bottom: 1rem;
    }

    .info-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.75rem;
        padding: 0.75rem;
    }

    .analysis-actions {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }
}

/* Enhanced Materials Display Styles - Seamless Integration */
.enhanced-materials-display {
    background: transparent;
    border-radius: 0;
    overflow: visible;
    box-shadow: none;
    margin-bottom: 1.5rem;
}

.materials-header {
    background: var(--gradient-primary);
    color: white;
    padding: 1rem;
    text-align: center;
    border-radius: 12px 12px 0 0;
    box-shadow: var(--shadow-sm);
}

.materials-header h3 {
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
    font-weight: 600;
}

.materials-stats {
    display: flex;
    justify-content: space-around;
    margin-top: 0.75rem;
    padding-top: 0.75rem;
    border-top: 1px solid rgba(255,255,255,0.2);
}

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

.stat-item .number {
    font-size: 1.25rem;
    font-weight: 600;
    display: block;
}

.stat-item .label {
    font-size: 0.75rem;
    opacity: 0.9;
}

.materials-content {
    padding: 0;
    background: var(--bg-secondary);
    border-radius: 0 0 12px 12px;
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.materials-by-category {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.category-section {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-light);
    overflow: hidden;
}

.category-section:last-child {
    border-bottom: none;
}

.category-header {
    background: var(--bg-secondary);
    padding: 1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    cursor: pointer;
    transition: all 0.2s ease;
    user-select: none;
}

.category-header:hover {
    background: var(--bg-primary);
}

.category-header:active {
    transform: scale(0.98);
}

.category-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    color: white;
    flex-shrink: 0;
}

.category-info {
    flex: 1;
    min-width: 0;
}

.category-title {
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--text-primary);
    margin-bottom: 0.125rem;
}

.category-summary {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.category-toggle {
    color: var(--text-secondary);
    transition: transform 0.2s ease;
    font-size: 0.875rem;
}

.category-toggle.expanded {
    transform: rotate(180deg);
}

.category-items {
    background: var(--bg-primary);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
}

.category-items.expanded {
    max-height: 1000px;
}

.material-item {
    padding: 1rem;
    border-bottom: 1px solid var(--border-light);
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    position: relative;
    transition: all 0.2s ease;
}

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

.material-item:hover {
    background: var(--bg-tertiary);
}

.material-icon {
    width: 40px;
    height: 40px;
    background: var(--bg-tertiary);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    font-size: 1.25rem;
    flex-shrink: 0;
    transition: all 0.2s ease;
}

.material-icon.bolt { 
    background: var(--gradient-bolt); 
    color: white; 
}

.material-icon.plate { 
    background: var(--gradient-plate); 
    color: white; 
}

.material-icon.profile { 
    background: var(--gradient-profile); 
    color: white; 
}

.material-details {
    flex: 1;
    min-width: 0;
}

.material-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 0.5rem;
    gap: 0.5rem;
}

.material-name {
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--text-primary);
    line-height: 1.3;
    margin-bottom: 0.25rem;
    flex: 1;
}

.material-priority {
    background: var(--warning-color);
    color: white;
    padding: 0.125rem 0.5rem;
    border-radius: 12px;
    font-size: 0.625rem;
    font-weight: 600;
    text-transform: uppercase;
    flex-shrink: 0;
    white-space: nowrap;
}

.material-priority.priority-high {
    background: var(--danger-color);
}

.material-priority.priority-low {
    background: var(--success-color);
}

.material-priority.priority-medium {
    background: var(--warning-color);
}

.material-specs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.spec-tag {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    padding: 0.25rem 0.5rem;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 500;
    border: 1px solid var(--border-light);
}

.spec-tag.highlight {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.material-quantities {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(80px, 1fr));
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.quantity-item {
    background: var(--bg-tertiary);
    padding: 0.5rem;
    border-radius: 6px;
    text-align: center;
    border: 1px solid var(--border-light);
}

.quantity-value {
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--text-primary);
    display: block;
}

.quantity-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.material-project {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 0.5rem;
    padding: 0.5rem;
    background: var(--bg-secondary);
    border-radius: 6px;
    border-left: 4px solid var(--primary-color);
}

.project-icon {
    color: var(--primary-color);
    font-size: 0.875rem;
}

.project-name {
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-weight: 500;
}


.empty-state {
    text-align: center;
    padding: 2rem;
    color: var(--text-secondary);
}

.empty-state i {
    font-size: 2rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

/* Additional responsive styles for enhanced display */
@media (max-width: 768px) {
    .materials-header {
        padding: 0.75rem;
    }
    
    .materials-stats {
        flex-direction: row;
        gap: 1rem;
    }
    
    .material-quantities {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .enhanced-materials-display {
        border-radius: 8px;
    }
    
    .materials-content {
        padding: 0.75rem;
    }
    
    .material-item {
        padding: 0.75rem;
        gap: 0.75rem;
    }
    
    .material-icon {
        width: 32px;
        height: 32px;
        font-size: 1rem;
    }
    
    .material-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .material-priority {
        align-self: flex-start;
        margin-top: 0.25rem;
    }
    
    .material-quantities {
        grid-template-columns: 1fr 1fr;
    }
}