/**

 * DataCenter Module Styles

 * Transport Management System - V8

 * Clean, modern UI for data upload, mapping, and synchronization

 */

/* ============================================================================

   CSS Variables & Theme - Using Main Design System

   ============================================================================ */

:root {

    /* DataCenter specific colors - extends main design system */

    --dc-primary: #6366f1;

    --dc-primary-dark: #4f46e5;

    --dc-primary-light: #818cf8;

    --dc-secondary: #8b5cf6;

    --dc-success: var(--success, #16a34a);

    --dc-success-light: var(--success-alpha, rgba(22, 163, 74, 0.12));

    --dc-warning: var(--warning, #d97706);

    --dc-warning-light: var(--warning-alpha, rgba(217, 119, 6, 0.12));

    --dc-danger: var(--danger, #dc2626);

    --dc-danger-light: var(--danger-alpha, rgba(220, 38, 38, 0.12));

    --dc-info: var(--info, #2563eb);

    --dc-info-light: var(--info-alpha, rgba(37, 99, 235, 0.12));

    /* Use main design system backgrounds */

    --dc-bg-primary: var(--bg-primary, #ffffff);

    --dc-bg-secondary: var(--bg-secondary, #f8fafc);

    --dc-bg-tertiary: var(--bg-tertiary, #f1f5f9);

    --dc-border: var(--border, #e2e8f0);

    --dc-text-primary: var(--text-primary, #0f172a);

    --dc-text-secondary: var(--text-secondary, #475569);

    --dc-text-muted: var(--text-muted, #94a3b8);

    /* Use main design system shadows */

    --dc-shadow-sm: var(--shadow-sm, 0 1px 3px rgba(0, 0, 0, 0.06));

    --dc-shadow-md: var(--shadow, 0 4px 6px -1px rgba(0, 0, 0, 0.07));

    --dc-shadow-lg: var(--shadow-lg, 0 10px 25px -3px rgba(0, 0, 0, 0.1));

    --dc-shadow-xl: var(--shadow-xl, 0 20px 40px -5px rgba(0, 0, 0, 0.12));

    /* Use main design system radius */

    --dc-radius-sm: var(--radius-sm, 0.25rem);

    --dc-radius-md: var(--radius, 0.5rem);

    --dc-radius-lg: var(--radius-lg, 0.75rem);

    --dc-radius-xl: var(--radius-xl, 1rem);

    --dc-transition: var(--transition-normal, 200ms ease);

}

/* Dark Theme - Inherit from main design system */

[data-theme="dark"] {

    --dc-primary: #818cf8;

    --dc-primary-dark: #6366f1;

    --dc-primary-light: #a5b4fc;

    --dc-bg-primary: var(--bg-primary, #1a1f2e);

    --dc-bg-secondary: var(--bg-secondary, #232a3b);

    --dc-bg-tertiary: var(--bg-tertiary, #2d3548);

    --dc-border: var(--border, rgba(255, 255, 255, 0.1));

    --dc-text-primary: var(--text-primary, #f1f5f9);

    --dc-text-secondary: var(--text-secondary, #cbd5e1);

    --dc-text-muted: var(--text-muted, #64748b);

}

/* ============================================================================

   Layout

   ============================================================================ */

.dc-container {

    display: grid;

    grid-template-columns: 2fr 1fr;

    gap: 24px;

    padding: 24px;

    min-height: calc(100vh - 120px);

}

@media (max-width: 1200px) {

    .dc-container {

        grid-template-columns: 1fr;

    }

}
/* Column Layout */
.dc-left-column {
    display: flex;
    flex-direction: column;
    gap: 24px;
    min-width: 0;
}

.dc-right-column {
    display: flex;
    flex-direction: column;
    gap: 24px;
    min-width: 0;
}

@media (max-width: 1200px) {
    .dc-left-column,
    .dc-right-column {
        width: 100%;
    }
}

/* ============================================================================

   Header

   ============================================================================ */

.dc-header {

    background: linear-gradient(135deg, var(--dc-primary) 0%, var(--dc-secondary) 100%);

    color: white;

    padding: 28px 32px;

    border-radius: var(--dc-radius-xl);

    margin-bottom: 24px;

    box-shadow: var(--dc-shadow-lg);

}

.dc-header-content {

    display: flex;

    justify-content: space-between;

    align-items: center;

    flex-wrap: wrap;

    gap: 16px;

}

.dc-header-title {

    font-size: 1.75rem;

    font-weight: 700;

    margin: 0 0 6px 0;

    display: flex;

    align-items: center;

    gap: 12px;

}

.dc-header-subtitle {

    opacity: 0.9;

    font-size: 0.95rem;

    margin: 0;

}

.dc-header-actions {

    display: flex;

    gap: 10px;

}

/* ============================================================================

   Cards

   ============================================================================ */

.dc-card {

    background: var(--dc-bg-primary);

    border: 1px solid var(--dc-border);

    border-radius: var(--dc-radius-lg);

    box-shadow: var(--dc-shadow-sm);

    overflow: hidden;

    transition: var(--dc-transition);

}

.dc-card:hover {

    box-shadow: var(--dc-shadow-md);

}

.dc-card-header {

    padding: 18px 24px;

    border-bottom: 1px solid var(--dc-border);

    display: flex;

    justify-content: space-between;

    align-items: center;

    background: var(--dc-bg-secondary);

}

.dc-card-title {

    font-size: 1.1rem;

    font-weight: 600;

    color: var(--dc-text-primary);

    display: flex;

    align-items: center;

    gap: 10px;

    margin: 0;

}

.dc-card-body {

    padding: 24px;

}

.dc-card-footer {

    padding: 16px 24px;

    border-top: 1px solid var(--dc-border);

    background: var(--dc-bg-secondary);

}

/* ============================================================================

   Upload Zone

   ============================================================================ */

.dc-upload-zone {

    border: 2px dashed var(--dc-border);

    border-radius: var(--dc-radius-lg);

    padding: 48px 24px;

    text-align: center;

    transition: var(--dc-transition);

    cursor: pointer;

    background: var(--dc-bg-secondary);

}

.dc-upload-zone:hover,

.dc-upload-zone.dragover {

    border-color: var(--dc-primary);

    background: rgba(102, 126, 234, 0.05);

}

.dc-upload-zone.dragover {

    transform: scale(1.01);

}

.dc-upload-icon {

    font-size: 3.5rem;

    margin-bottom: 16px;

    display: block;

}

.dc-upload-text {

    font-size: 1.1rem;

    color: var(--dc-text-primary);

    font-weight: 500;

    margin-bottom: 8px;

}

.dc-upload-hint {

    font-size: 0.9rem;

    color: var(--dc-text-muted);

}

.dc-upload-input {

    display: none;

}

/* ============================================================================

   Data Type Selector

   ============================================================================ */

.dc-type-selector {

    display: flex;

    gap: 10px;

    flex-wrap: wrap;

    margin-bottom: 20px;

}

.dc-type-btn {

    padding: 10px 18px;

    border: 2px solid var(--dc-border);

    border-radius: var(--dc-radius-md);

    background: var(--dc-bg-primary);

    color: var(--dc-text-primary);

    font-weight: 500;

    cursor: pointer;

    transition: var(--dc-transition);

    display: flex;

    align-items: center;

    gap: 8px;

}

.dc-type-btn:hover {

    border-color: var(--dc-primary);

    background: rgba(102, 126, 234, 0.05);

}

.dc-type-btn.active {

    border-color: var(--dc-primary);

    background: var(--dc-primary);

    color: white;

}

/* ============================================================================

   Mapping Table

   ============================================================================ */

.dc-mapping-container {

    overflow: auto;

    margin: 20px 0;

    max-height: 450px;

}

.dc-mapping-table {

    width: 100%;

    border-collapse: collapse;

    font-size: 0.9rem;

}

.dc-mapping-table th,

.dc-mapping-table td {

    padding: 12px 16px;

    text-align: left;

    border-bottom: 1px solid var(--dc-border);

}

.dc-mapping-table thead {

    background: linear-gradient(135deg, var(--dc-primary), var(--dc-secondary));

}

.dc-mapping-table thead th {

    color: white;

    font-weight: 600;

    text-transform: uppercase;

    font-size: 0.75rem;

    letter-spacing: 0.05em;

}

.dc-mapping-table tbody tr {

    transition: var(--dc-transition);

}

.dc-mapping-table tbody tr:hover {

    background: var(--dc-bg-secondary);

}

.dc-mapping-table tbody tr:nth-child(even) {

    background: var(--dc-bg-tertiary);

}

.dc-mapping-select {

    width: 100%;

    padding: 8px 12px;

    border: 1px solid var(--dc-border);

    border-radius: var(--dc-radius-sm);

    background: var(--dc-bg-primary);

    color: var(--dc-text-primary);

    font-size: 0.85rem;

    cursor: pointer;

}

.dc-mapping-select:focus {

    outline: none;

    border-color: var(--dc-primary);

    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.2);

}

/* ============================================================================

   Preview Table

   ============================================================================ */

.dc-preview-container {

    max-height: 400px;

    overflow: auto;

    border: 1px solid var(--dc-border);

    border-radius: var(--dc-radius-md);

    margin-top: 16px;

}

.dc-preview-table {

    width: 100%;

    border-collapse: collapse;

    font-size: 0.85rem;

}

.dc-preview-table th {

    position: sticky;

    top: 0;

    background: var(--dc-bg-secondary);

    padding: 12px 14px;

    font-weight: 600;

    text-align: left;

    border-bottom: 2px solid var(--dc-border);

    white-space: nowrap;

}

.dc-preview-table td {

    padding: 10px 14px;

    border-bottom: 1px solid var(--dc-border);

    max-width: 200px;

    overflow: hidden;

    text-overflow: ellipsis;

    white-space: nowrap;

}

.dc-preview-table tbody tr:hover {

    background: rgba(102, 126, 234, 0.05);

}

/* ============================================================================

   Results Panel

   ============================================================================ */

.dc-results-grid {

    display: grid;

    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));

    gap: 16px;

    margin-bottom: 20px;

}

.dc-result-card {

    text-align: center;

    padding: 20px 16px;

    border-radius: var(--dc-radius-md);

    background: var(--dc-bg-secondary);

    border: 1px solid var(--dc-border);

}

.dc-result-card.success {

    background: var(--dc-success-light);

    border-color: var(--dc-success);

}

.dc-result-card.warning {

    background: var(--dc-warning-light);

    border-color: var(--dc-warning);

}

.dc-result-card.danger {

    background: var(--dc-danger-light);

    border-color: var(--dc-danger);

}

.dc-result-card.info {

    background: var(--dc-info-light);

    border-color: var(--dc-info);

}

.dc-result-value {

    font-size: 2rem;

    font-weight: 700;

    margin-bottom: 4px;

}

.dc-result-card.success .dc-result-value { color: var(--dc-success); }

.dc-result-card.warning .dc-result-value { color: var(--dc-warning); }

.dc-result-card.danger .dc-result-value { color: var(--dc-danger); }

.dc-result-card.info .dc-result-value { color: var(--dc-info); }

.dc-result-label {

    font-size: 0.8rem;

    color: var(--dc-text-muted);

    text-transform: uppercase;

    letter-spacing: 0.05em;

}

/* ============================================================================

   Error Log

   ============================================================================ */

.dc-error-log {

    max-height: 200px;

    overflow-y: auto;

    background: var(--dc-bg-tertiary);

    border-radius: var(--dc-radius-md);

    padding: 12px;

}

.dc-error-item {

    display: flex;

    align-items: flex-start;

    gap: 10px;

    padding: 10px 12px;

    margin-bottom: 8px;

    background: var(--dc-bg-primary);

    border-radius: var(--dc-radius-sm);

    border-left: 3px solid var(--dc-danger);

    font-size: 0.85rem;

}

.dc-error-item:last-child {

    margin-bottom: 0;

}

.dc-error-icon {

    color: var(--dc-danger);

    flex-shrink: 0;

}

.dc-error-text {

    color: var(--dc-text-primary);

}

.dc-error-row {

    color: var(--dc-text-muted);

    font-size: 0.8rem;

}

/* ============================================================================

   Export Panel

   ============================================================================ */

.dc-export-section {

    display: flex;

    flex-direction: column;

    gap: 16px;

}

.dc-export-row {

    display: flex;

    gap: 12px;

    align-items: center;

}

.dc-export-type-select {

    flex: 1;

    padding: 12px 16px;

    border: 1px solid var(--dc-border);

    border-radius: var(--dc-radius-md);

    background: var(--dc-bg-primary);

    color: var(--dc-text-primary);

    font-size: 0.95rem;

}

/* ============================================================================

   Buttons

   ============================================================================ */

.dc-btn {

    padding: 12px 24px;

    border: none;

    border-radius: var(--dc-radius-md);

    font-weight: 600;

    font-size: 0.95rem;

    cursor: pointer;

    transition: var(--dc-transition);

    display: inline-flex;

    align-items: center;

    justify-content: center;

    gap: 8px;

}

.dc-btn:disabled {

    opacity: 0.5;

    cursor: not-allowed;

}

.dc-btn-primary {

    background: linear-gradient(135deg, var(--dc-primary), var(--dc-secondary));

    color: white;

}

.dc-btn-primary:hover:not(:disabled) {

    transform: translateY(-2px);

    box-shadow: var(--dc-shadow-md);

}

.dc-btn-success {

    background: linear-gradient(135deg, var(--dc-success), #059669);

    color: white;

}

.dc-btn-success:hover:not(:disabled) {

    transform: translateY(-2px);

    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);

}

.dc-btn-warning {

    background: linear-gradient(135deg, var(--dc-warning), #d97706);

    color: white;

}

.dc-btn-outline {

    background: transparent;

    border: 2px solid var(--dc-border);

    color: var(--dc-text-primary);

}

.dc-btn-outline:hover:not(:disabled) {

    border-color: var(--dc-primary);

    background: rgba(102, 126, 234, 0.05);

}

.dc-btn-sm {

    padding: 8px 16px;

    font-size: 0.85rem;

}

.dc-btn-lg {

    padding: 16px 32px;

    font-size: 1rem;

}

/* ============================================================================

   Form Elements

   ============================================================================ */

.dc-form-group {

    margin-bottom: 16px;

}

.dc-form-label {

    display: block;

    margin-bottom: 8px;

    font-weight: 600;

    color: var(--dc-text-primary);

    font-size: 0.9rem;

}

.dc-form-select,

.dc-form-input {

    width: 100%;

    padding: 12px 16px;

    border: 1px solid var(--dc-border);

    border-radius: var(--dc-radius-md);

    background: var(--dc-bg-primary);

    color: var(--dc-text-primary);

    font-size: 0.95rem;

    transition: var(--dc-transition);

}

.dc-form-select:focus,

.dc-form-input:focus {

    outline: none;

    border-color: var(--dc-primary);

    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.15);

}

/* ============================================================================

   Badges & Status

   ============================================================================ */

.dc-badge {

    display: inline-flex;

    align-items: center;

    gap: 4px;

    padding: 4px 10px;

    border-radius: 20px;

    font-size: 0.75rem;

    font-weight: 600;

}

.dc-badge-success {

    background: var(--dc-success-light);

    color: var(--dc-success);

}

.dc-badge-warning {

    background: var(--dc-warning-light);

    color: var(--dc-warning);

}

.dc-badge-danger {

    background: var(--dc-danger-light);

    color: var(--dc-danger);

}

.dc-badge-info {

    background: var(--dc-info-light);

    color: var(--dc-info);

}

/* ============================================================================

   Merge Options

   ============================================================================ */

.dc-merge-options {

    display: flex;

    gap: 12px;

    margin: 16px 0;

    padding: 16px;

    background: var(--dc-bg-secondary);

    border-radius: var(--dc-radius-md);

}

.dc-merge-option {

    flex: 1;

    padding: 16px;

    border: 2px solid var(--dc-border);

    border-radius: var(--dc-radius-md);

    text-align: center;

    cursor: pointer;

    transition: var(--dc-transition);

}

.dc-merge-option:hover {

    border-color: var(--dc-primary);

}

.dc-merge-option.active {

    border-color: var(--dc-primary);

    background: rgba(102, 126, 234, 0.1);

}

.dc-merge-option-icon {

    font-size: 1.5rem;

    margin-bottom: 8px;

}

.dc-merge-option-title {

    font-weight: 600;

    color: var(--dc-text-primary);

    margin-bottom: 4px;

}

.dc-merge-option-desc {

    font-size: 0.8rem;

    color: var(--dc-text-muted);

}

/* ============================================================================

   Stats Panel

   ============================================================================ */

.dc-stats-grid {

    display: grid;

    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));

    gap: 16px;

    margin-bottom: 24px;

}

.dc-stat-card {

    background: var(--dc-bg-secondary);

    border: 1px solid var(--dc-border);

    border-radius: var(--dc-radius-md);

    padding: 20px;

    text-align: center;

}

.dc-stat-value {

    font-size: 2rem;

    font-weight: 800;

    background: linear-gradient(135deg, var(--dc-primary), var(--dc-secondary));

    -webkit-background-clip: text;

    -webkit-text-fill-color: transparent;

    background-clip: text;

}

.dc-stat-label {

    font-size: 0.85rem;

    color: var(--dc-text-muted);

    margin-top: 4px;

}

/* ============================================================================

   History List

   ============================================================================ */

.dc-history-list {

    max-height: 300px;

    overflow-y: auto;

}

.dc-history-item {

    display: flex;

    align-items: center;

    gap: 12px;

    padding: 14px 16px;

    border-bottom: 1px solid var(--dc-border);

    transition: var(--dc-transition);

}

.dc-history-item:hover {

    background: var(--dc-bg-secondary);

}

.dc-history-item:last-child {

    border-bottom: none;

}

.dc-history-icon {

    width: 40px;

    height: 40px;

    border-radius: var(--dc-radius-md);

    display: flex;

    align-items: center;

    justify-content: center;

    font-size: 1.2rem;

    background: var(--dc-bg-tertiary);

}

.dc-history-content {

    flex: 1;

}

.dc-history-title {

    font-weight: 600;

    color: var(--dc-text-primary);

    margin-bottom: 2px;

}

.dc-history-meta {

    font-size: 0.8rem;

    color: var(--dc-text-muted);

}

.dc-history-stats {

    text-align: right;

    font-size: 0.85rem;

}

/* ============================================================================

   Animations

   ============================================================================ */

@keyframes dc-fadeIn {

    from { opacity: 0; transform: translateY(10px); }

    to { opacity: 1; transform: translateY(0); }

}

@keyframes dc-pulse {

    0%, 100% { transform: scale(1); }

    50% { transform: scale(1.05); }

}

.dc-animate-in {

    animation: dc-fadeIn 0.3s ease;

}

.dc-animate-pulse {

    animation: dc-pulse 0.5s ease;

}

/* ============================================================================

   Empty State

   ============================================================================ */

.dc-empty-state {

    text-align: center;

    padding: 60px 24px;

    color: var(--dc-text-muted);

}

.dc-empty-icon {

    font-size: 4rem;

    margin-bottom: 16px;

    opacity: 0.5;

}

.dc-empty-text {

    font-size: 1.1rem;

    margin-bottom: 8px;

    color: var(--dc-text-secondary);

}

.dc-empty-hint {

    font-size: 0.9rem;

}

/* ============================================================================

   Responsive

   ============================================================================ */

@media (max-width: 768px) {

    .dc-container {

        padding: 16px;

        gap: 16px;

    }

    .dc-header {

        padding: 20px;

    }

    .dc-header-title {

        font-size: 1.4rem;

    }

    .dc-card-body {

        padding: 16px;

    }

    .dc-type-selector {

        overflow-x: auto;

        flex-wrap: nowrap;

        padding-bottom: 8px;

    }

    .dc-merge-options {

        flex-direction: column;

    }

    .dc-export-row {

        flex-direction: column;

    }

}

/* ============================================================================

   Custom Scrollbar - Larger and easier to control

   ============================================================================ */

/* Webkit browsers (Chrome, Safari, Edge) */

.dc-mapping-container::-webkit-scrollbar,

.dc-card-body::-webkit-scrollbar,

#sheetList::-webkit-scrollbar,

.dc-error-log::-webkit-scrollbar {

    width: 14px;

    height: 14px;

}

.dc-mapping-container::-webkit-scrollbar-track,

.dc-card-body::-webkit-scrollbar-track,

#sheetList::-webkit-scrollbar-track,

.dc-error-log::-webkit-scrollbar-track {

    background: var(--dc-bg-tertiary);

    border-radius: 8px;

}

.dc-mapping-container::-webkit-scrollbar-thumb,

.dc-card-body::-webkit-scrollbar-thumb,

#sheetList::-webkit-scrollbar-thumb,

.dc-error-log::-webkit-scrollbar-thumb {

    background: linear-gradient(180deg, var(--dc-primary-light), var(--dc-primary));

    border-radius: 8px;

    border: 3px solid var(--dc-bg-tertiary);

    min-height: 50px;

}

.dc-mapping-container::-webkit-scrollbar-thumb:hover,

.dc-card-body::-webkit-scrollbar-thumb:hover,

#sheetList::-webkit-scrollbar-thumb:hover,

.dc-error-log::-webkit-scrollbar-thumb:hover {

    background: linear-gradient(180deg, var(--dc-primary), var(--dc-primary-dark));

}

/* Firefox */

.dc-mapping-container,

.dc-card-body,

#sheetList,

.dc-error-log {

    scrollbar-width: auto;

    scrollbar-color: var(--dc-primary) var(--dc-bg-tertiary);

}

/* Global scrollbar for datacenter page */

.dc-container *::-webkit-scrollbar {

    width: 12px;

    height: 12px;

}

.dc-container *::-webkit-scrollbar-track {

    background: rgba(100, 116, 139, 0.2);

    border-radius: 6px;

}

.dc-container *::-webkit-scrollbar-thumb {

    background: rgba(102, 126, 234, 0.6);

    border-radius: 6px;

    border: 2px solid transparent;

    background-clip: padding-box;

}

.dc-container *::-webkit-scrollbar-thumb:hover {

    background: rgba(102, 126, 234, 0.9);

}

/* ============================================================================

   SHEET SELECTION MODAL - RESPONSIVE DESIGN

   Mobile First -> Desktop Enhancement

   ============================================================================ */

/* === BASE STYLES (Mobile First) === */

.sheet-selector-container {

    padding: 24px 20px;

    max-height: calc(90vh - 140px);

    overflow-y: auto;

}

.sheet-selector-header {

    margin-bottom: 24px;

    padding: 20px 24px;

    border-radius: 14px;

}

.sheet-selector-header h2 {

    font-size: 1.6rem;

    font-weight: 800;

    margin: 0 0 12px 0;

    letter-spacing: -0.02em;

}

.sheet-selector-header h2 span {

    font-size: 2.2rem;

}

.sheet-selector-header p {

    font-size: 1.1rem;

    font-weight: 500;

    line-height: 1.6;

}

.sheet-selector-actions {

    display: flex;

    gap: 12px;

    margin-bottom: 20px;

    flex-wrap: wrap;

}

.sheet-selector-actions button {

    padding: 14px 20px;

    font-size: 1.05rem;

    font-weight: 700;

    flex: 1;

    min-width: 140px;

    border-radius: 10px;

}

/* Mobile: Single Column List */

.sheet-grid {

    display: flex !important;

    flex-direction: column !important;

    gap: 16px !important;

    padding: 10px !important;

}

.sheet-card {

    min-height: 160px !important;

    padding: 24px 20px 20px !important;

}

.sheet-card-icon {

    font-size: 3rem !important;

    margin: 6px 0 14px 0 !important;

}

.sheet-card-name {

    font-size: 1.35rem !important;

    font-weight: 800 !important;

    margin-bottom: 12px !important;

    letter-spacing: -0.01em;

}

.sheet-card-type {

    padding: 8px 16px !important;

    margin-bottom: 14px !important;

}

.sheet-card-type .type-icon {

    font-size: 1.3rem !important;

}

.sheet-card-type .type-label {

    font-size: 1rem !important;

    font-weight: 700 !important;

}

.sheet-card .sheet-type-select {

    padding: 12px 16px !important;

    font-size: 1.05rem !important;

    font-weight: 600 !important;

}

/* === TABLET (768px+) - 2 Columns === */

@media (min-width: 768px) {

    .sheet-selector-container {

        padding: 32px 40px;

    }

    .sheet-selector-header {

        padding: 24px 28px;

        margin-bottom: 28px;

    }

    .sheet-selector-header h2 {

        font-size: 1.9rem;

        font-weight: 800;

    }

    .sheet-selector-header h2 span {

        font-size: 2.6rem;

    }

    .sheet-selector-header p {

        font-size: 1.15rem;

    }

    .sheet-selector-actions button {

        flex: none;

        padding: 14px 24px;

        font-size: 1.1rem;

    }

    .sheet-grid {

        display: grid !important;

        grid-template-columns: repeat(2, 1fr) !important;

        gap: 20px !important;

        padding: 12px !important;

    }

    .sheet-card {

        min-height: 200px !important;

        padding: 28px 22px 22px !important;

    }

    .sheet-card-icon {

        font-size: 3.5rem !important;

        margin: 8px 0 16px 0 !important;

    }

    .sheet-card-name {

        font-size: 1.5rem !important;

        font-weight: 800 !important;

    }

    .sheet-card-type .type-label {

        font-size: 1.1rem !important;

    }

    .sheet-card .sheet-type-select {

        font-size: 1.1rem !important;

    }

}

/* === DESKTOP (992px+) - 3 Columns, Full Experience === */

@media (min-width: 992px) {

    .sheet-selector-container {

        padding: 40px 48px;

        min-height: 480px;

    }

    .sheet-selector-header {

        padding: 28px 32px;

        margin-bottom: 32px;

    }

    .sheet-selector-header h2 {

        font-size: 2.2rem;

        font-weight: 800;

        gap: 16px;

    }

    .sheet-selector-header h2 span {

        font-size: 3rem;

    }

    .sheet-selector-header p {

        font-size: 1.25rem;

        font-weight: 500;

        line-height: 1.7;

    }

    .sheet-selector-actions {

        gap: 16px;

        margin-bottom: 28px;

    }

    .sheet-selector-actions button {

        padding: 16px 28px;

        font-size: 1.15rem;

        font-weight: 700;

    }

    .sheet-grid {

        display: grid !important;

        grid-template-columns: repeat(3, 1fr) !important;

        gap: 24px !important;

        max-height: 55vh;

        overflow-y: auto;

        padding: 16px !important;

    }

    .sheet-card {

        min-height: 240px !important;

        padding: 32px 24px 24px !important;

        border-radius: 18px !important;

    }

    .sheet-card-icon {

        font-size: 4.5rem !important;

        margin: 10px 0 20px 0 !important;

    }

    .sheet-card-name {

        font-size: 1.6rem !important;

        font-weight: 800 !important;

        margin-bottom: 16px !important;

    }

    .sheet-card-type {

        padding: 10px 20px !important;

        margin-bottom: 18px !important;

    }

    .sheet-card-type .type-icon {

        font-size: 1.6rem !important;

    }

    .sheet-card-type .type-label {

        font-size: 1.15rem !important;

        font-weight: 700 !important;

    }

    .sheet-card .sheet-type-select {

        padding: 14px 18px !important;

        font-size: 1.15rem !important;

        font-weight: 600 !important;

    }

    .sheet-card-header input[type="checkbox"] {

        width: 28px !important;

        height: 28px !important;

    }

    .sheet-card-check {

        width: 42px !important;

        height: 42px !important;

        font-size: 1.5rem !important;

    }

}

/* === LARGE DESKTOP (1400px+) - Even Bigger === */

@media (min-width: 1400px) {

    .sheet-selector-container {

        padding: 48px 60px;

    }

    .sheet-selector-header h2 {

        font-size: 2.5rem;

    }

    .sheet-selector-header h2 span {

        font-size: 3.5rem;

    }

    .sheet-selector-header p {

        font-size: 1.35rem;

    }

    .sheet-grid {

        gap: 28px !important;

    }

    .sheet-card {

        min-height: 280px !important;

        padding: 40px 28px 28px !important;

        border-radius: 22px !important;

    }

    .sheet-card-icon {

        font-size: 5rem !important;

        margin: 12px 0 24px 0 !important;

    }

    .sheet-card-name {

        font-size: 1.8rem !important;

        font-weight: 800 !important;

    }

    .sheet-card-type .type-icon {

        font-size: 1.8rem !important;

    }

    .sheet-card-type .type-label {

        font-size: 1.25rem !important;

    }

    .sheet-card .sheet-type-select {

        font-size: 1.2rem !important;

        padding: 16px 20px !important;

    }

    .sheet-card-check {

        width: 48px !important;

        height: 48px !important;

        font-size: 1.8rem !important;

    }

}

/* === DARK MODE ENHANCEMENTS === */

[data-theme="dark"] .sheet-selector-container,

.dark-mode .sheet-selector-container {

    background: #0f172a;

}

[data-theme="dark"] .sheet-selector-header,

.dark-mode .sheet-selector-header {

    background: linear-gradient(135deg, rgba(99,102,241,0.35), rgba(139,92,246,0.25));

    border: 3px solid rgba(99,102,241,0.5);

}

[data-theme="dark"] .sheet-selector-header h2,

.dark-mode .sheet-selector-header h2 {

    color: #ffffff !important;

    text-shadow: 0 2px 8px rgba(0,0,0,0.3);

}

[data-theme="dark"] .sheet-selector-header p,

.dark-mode .sheet-selector-header p {

    color: #e2e8f0 !important;

}

[data-theme="dark"] .sheet-selector-header strong,

.dark-mode .sheet-selector-header strong {

    color: #a5b4fc !important;

}

[data-theme="dark"] .sheet-card,

.dark-mode .sheet-card {

    background: linear-gradient(180deg, rgba(30, 41, 59, 0.98) 0%, rgba(15, 23, 42, 1) 100%) !important;

    border: 3px solid rgba(100, 116, 139, 0.5) !important;

    box-shadow: 0 6px 24px rgba(0,0,0,0.4) !important;

}

[data-theme="dark"] .sheet-card:hover,

.dark-mode .sheet-card:hover {

    background: linear-gradient(180deg, rgba(51, 65, 85, 0.98) 0%, rgba(30, 41, 59, 1) 100%) !important;

    border-color: rgba(129, 140, 248, 0.8) !important;

    box-shadow: 0 10px 40px rgba(0,0,0,0.5) !important;

}

[data-theme="dark"] .sheet-card.selected,

.dark-mode .sheet-card.selected {

    background: linear-gradient(180deg, rgba(99, 102, 241, 0.35) 0%, rgba(79, 70, 229, 0.3) 100%) !important;

    border: 4px solid #a5b4fc !important;

    box-shadow: 0 0 35px rgba(99, 102, 241, 0.5) !important;

}

[data-theme="dark"] .sheet-card-name,

.dark-mode .sheet-card-name {

    color: #ffffff !important;

    text-shadow: 0 1px 4px rgba(0,0,0,0.3);

}

[data-theme="dark"] .sheet-card.selected .sheet-card-name,

.dark-mode .sheet-card.selected .sheet-card-name {

    color: #ffffff !important;

    text-shadow: 0 0 12px rgba(165, 180, 252, 0.6);

}

[data-theme="dark"] .sheet-card-type,

.dark-mode .sheet-card-type {

    background: rgba(99, 102, 241, 0.25) !important;

    border: 2px solid rgba(99, 102, 241, 0.4) !important;

}

[data-theme="dark"] .sheet-card-type .type-label,

.dark-mode .sheet-card-type .type-label {

    color: #c7d2fe !important;

    font-weight: 700 !important;

}

[data-theme="dark"] .sheet-card .sheet-type-select,

.dark-mode .sheet-card .sheet-type-select {

    background: #1e293b !important;

    color: #ffffff !important;

    border: 2px solid rgba(100, 116, 139, 0.6) !important;

}

[data-theme="dark"] .sheet-card .sheet-type-select:hover,

.dark-mode .sheet-card .sheet-type-select:hover {

    border-color: #818cf8 !important;

}

[data-theme="dark"] .btn-select-all,

.dark-mode .btn-select-all {

    background: rgba(99,102,241,0.3) !important;

    border: 3px solid #a5b4fc !important;

    color: #ffffff !important;

}

[data-theme="dark"] .btn-select-all:hover,

.dark-mode .btn-select-all:hover {

    background: rgba(99,102,241,0.5) !important;

}

[data-theme="dark"] .btn-deselect-all,

.dark-mode .btn-deselect-all {

    background: rgba(51,65,85,0.8) !important;

    border: 2px solid rgba(148,163,184,0.5) !important;

    color: #e2e8f0 !important;

}

[data-theme="dark"] .btn-deselect-all:hover,

.dark-mode .btn-deselect-all:hover {

    background: rgba(71,85,105,0.9) !important;

}

/* === ADDITIONAL DARK MODE FIXES FOR SHEET SELECTOR === */

[data-theme="dark"] .sheet-card-icon,

.dark-mode .sheet-card-icon {

    filter: drop-shadow(0 2px 8px rgba(0,0,0,0.4));

}

[data-theme="dark"] .sheet-type-select option,

.dark-mode .sheet-type-select option {

    background: #1e293b !important;

    color: #ffffff !important;

    padding: 10px !important;

}

[data-theme="dark"] .sheet-selector-actions button,

.dark-mode .sheet-selector-actions button {

    color: #ffffff !important;

    text-shadow: 0 1px 2px rgba(0,0,0,0.3);

}

/* Sheet selector container scrollbar dark mode */

[data-theme="dark"] .sheet-selector-container::-webkit-scrollbar {

    width: 10px;

}

[data-theme="dark"] .sheet-selector-container::-webkit-scrollbar-track {

    background: #1e293b;

    border-radius: 5px;

}

[data-theme="dark"] .sheet-selector-container::-webkit-scrollbar-thumb {

    background: #475569;

    border-radius: 5px;

}

[data-theme="dark"] .sheet-selector-container::-webkit-scrollbar-thumb:hover {

    background: #64748b;

}

/* Ensure sheet grid has proper spacing in dark mode */

[data-theme="dark"] .sheet-grid,

.dark-mode .sheet-grid {

    gap: 20px;

}

/* Sheet card icon shadow in dark mode */

[data-theme="dark"] .sheet-card-type .type-icon,

.dark-mode .sheet-card-type .type-icon {

    filter: drop-shadow(0 1px 2px rgba(0,0,0,0.3));

}

/* Fix for sheet card checkbox visibility */

[data-theme="dark"] .sheet-card-header input[type="checkbox"],

.dark-mode .sheet-card-header input[type="checkbox"] {

    background: #1e293b !important;

    border: 2px solid #64748b !important;

}

[data-theme="dark"] .sheet-card-header input[type="checkbox"]:checked,

.dark-mode .sheet-card-header input[type="checkbox"]:checked {

    background: #6366f1 !important;

    border-color: #818cf8 !important;

}

/* === LIGHT MODE STYLES === */

.sheet-selector-container {

    background: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);

}

.sheet-selector-header {

    background: linear-gradient(135deg, rgba(99,102,241,0.18), rgba(139,92,246,0.12));

    border: 3px solid rgba(99,102,241,0.35);

}

.sheet-selector-header h2 {

    color: #1e1b4b;

}

.sheet-selector-header p {

    color: #475569;

}

.sheet-selector-header strong {

    color: #4338ca;

}

.sheet-card {

    background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);

    border: 3px solid #cbd5e1;

    box-shadow: 0 6px 20px rgba(0,0,0,0.08);

}

.sheet-card:hover {

    border-color: #6366f1;

    box-shadow: 0 10px 30px rgba(99,102,241,0.15);

}

.sheet-card.selected {

    border: 4px solid #4338ca;

    background: linear-gradient(180deg, rgba(99, 102, 241, 0.12) 0%, rgba(139, 92, 246, 0.08) 100%);

    box-shadow: 0 0 30px rgba(99, 102, 241, 0.25);

}

.sheet-card-name {

    color: #0f172a;

}

.sheet-card.selected .sheet-card-name {

    color: #1e1b4b;

}

.sheet-card-type {

    background: rgba(99, 102, 241, 0.12);

    border: 2px solid rgba(99, 102, 241, 0.2);

}

.sheet-card-type .type-label {

    color: #4338ca;

}

.sheet-card .sheet-type-select {

    background: #ffffff;

    color: #0f172a;

    border: 2px solid #cbd5e1;

}

.sheet-card .sheet-type-select:hover {

    border-color: #6366f1;

}

.btn-select-all {

    background: rgba(99,102,241,0.15);

    border: 3px solid #4338ca;

    color: #1e1b4b;

}

.btn-select-all:hover {

    background: rgba(99,102,241,0.25);

}

.btn-deselect-all {

    background: #e2e8f0;

    border: 2px solid #94a3b8;

    color: #334155;

}

.btn-deselect-all:hover {

    background: #cbd5e1;

}

/* === SCROLLBAR FOR SHEET GRID === */

.sheet-grid::-webkit-scrollbar {

    width: 12px;

}

.sheet-grid::-webkit-scrollbar-track {

    background: rgba(100, 116, 139, 0.15);

    border-radius: 6px;

}

.sheet-grid::-webkit-scrollbar-thumb {

    background: linear-gradient(180deg, #818cf8 0%, #6366f1 100%);

    border-radius: 6px;

    border: 2px solid transparent;

    background-clip: padding-box;

}

.sheet-grid::-webkit-scrollbar-thumb:hover {

    background: linear-gradient(180deg, #a5b4fc 0%, #818cf8 100%);

}

/* ============================================================================

   CRITICAL FIX: HIGH CONTRAST FOR MODAL CONTENT

   Ensuring text is always readable on all backgrounds

   ============================================================================ */

/* === MODAL CONTAINER - DARK MODE === */

/* Note: data-theme is on <html> element, so use html[data-theme] selector */

/* GLOBAL DARK MODE DETECTION - Apply to modal overlay which is direct child of body */

html[data-theme="dark"] .qlvt-modal-overlay,

:root[data-theme="dark"] .qlvt-modal-overlay {

    /* This ensures all children inherit dark mode */

}

html[data-theme="dark"] .qlvt-modal-overlay .qlvt-modal-container,

:root[data-theme="dark"] .qlvt-modal-overlay .qlvt-modal-container,

html[data-theme="dark"] .qlvt-modal-container,

:root[data-theme="dark"] .qlvt-modal-container,

[data-theme="dark"] .qlvt-modal-container,

.dark-mode .qlvt-modal-container,

body.dark-mode .qlvt-modal-container {

    background-color: #1a1a2e !important;

    color: #ffffff !important;

}

html[data-theme="dark"] .qlvt-modal-header,

:root[data-theme="dark"] .qlvt-modal-header,

[data-theme="dark"] .qlvt-modal-header,

.dark-mode .qlvt-modal-header {

    background: linear-gradient(135deg, #2d2d44 0%, #1a1a2e 100%) !important;

    border-bottom: 2px solid rgba(99, 102, 241, 0.4) !important;

}

html[data-theme="dark"] .qlvt-modal-title,

:root[data-theme="dark"] .qlvt-modal-title,

[data-theme="dark"] .qlvt-modal-title,

.dark-mode .qlvt-modal-title {

    color: #ffffff !important;

    text-shadow: 0 2px 8px rgba(0,0,0,0.4);

}

html[data-theme="dark"] .qlvt-modal-body,

:root[data-theme="dark"] .qlvt-modal-body,

[data-theme="dark"] .qlvt-modal-body,

.dark-mode .qlvt-modal-body {

    background-color: #1a1a2e !important;

    color: #f1f5f9 !important;

}

/* === SHEET CARD - HIGH CONTRAST TEXT === */

html[data-theme="dark"] .sheet-card,

:root[data-theme="dark"] .sheet-card,

[data-theme="dark"] .sheet-card,

.dark-mode .sheet-card {

    background: linear-gradient(180deg, #2b2b44 0%, #1e1e32 100%) !important;

    border: 3px solid rgba(100, 116, 139, 0.6) !important;

    color: #ffffff !important;

}

html[data-theme="dark"] .sheet-card:hover,

:root[data-theme="dark"] .sheet-card:hover,

[data-theme="dark"] .sheet-card:hover,

.dark-mode .sheet-card:hover {

    background: linear-gradient(180deg, #3d3d5c 0%, #2b2b44 100%) !important;

    border-color: #818cf8 !important;

}

html[data-theme="dark"] .sheet-card.selected,

:root[data-theme="dark"] .sheet-card.selected,

[data-theme="dark"] .sheet-card.selected,

.dark-mode .sheet-card.selected {

    background: linear-gradient(180deg, rgba(99, 102, 241, 0.35) 0%, rgba(79, 70, 229, 0.25) 100%) !important;

    border: 4px solid #a5b4fc !important;

    box-shadow: 0 0 40px rgba(99, 102, 241, 0.5) !important;

}

/* CRITICAL: Sheet Card Name - MAXIMUM BRIGHTNESS */

[data-theme="dark"] .sheet-card-name,

.dark-mode .sheet-card-name {

    color: #ffffff !important;

    font-weight: 900 !important;

    font-size: 1.4rem !important;

    text-shadow: 0 0 2px #fff, 0 2px 8px rgba(0, 0, 0, 0.6) !important;

    -webkit-text-fill-color: #ffffff !important;

    letter-spacing: 0.02em !important;

}

[data-theme="dark"] .sheet-card.selected .sheet-card-name,

.dark-mode .sheet-card.selected .sheet-card-name {

    color: #ffffff !important;

    text-shadow: 0 0 4px #fff, 0 0 20px rgba(165, 180, 252, 0.9) !important;

    -webkit-text-fill-color: #ffffff !important;

}

/* CRITICAL: Type Badge - HIGH VISIBILITY */

[data-theme="dark"] .sheet-card-type,

.dark-mode .sheet-card-type {

    background: rgba(99, 102, 241, 0.4) !important;

    border: 2px solid #818cf8 !important;

}

[data-theme="dark"] .sheet-card-type .type-icon,

.dark-mode .sheet-card-type .type-icon {

    filter: brightness(1.5) saturate(1.3) !important;

    font-size: 1.3rem !important;

}

[data-theme="dark"] .sheet-card-type .type-label,

.dark-mode .sheet-card-type .type-label {

    color: #ffffff !important;

    font-weight: 800 !important;

    font-size: 1.1rem !important;

    text-shadow: 0 0 1px #fff, 0 1px 4px rgba(0,0,0,0.5) !important;

    -webkit-text-fill-color: #ffffff !important;

}

/* === CRITICAL FIX: DROPDOWN/SELECT IN DARK MODE === */

[data-theme="dark"] .sheet-card select,

[data-theme="dark"] .sheet-card .sheet-type-select,

[data-theme="dark"] .sheet-card .form-select,

[data-theme="dark"] .sheet-selector-container select,

.dark-mode .sheet-card select,

.dark-mode .sheet-card .sheet-type-select,

.dark-mode .sheet-card .form-select,

.dark-mode .sheet-selector-container select {

    background-color: #000000 !important;

    color: #ffffff !important;

    border: 2px solid #6366f1 !important;

    font-weight: 700 !important;

    font-size: 1rem !important;

    text-shadow: 0 0 1px #fff !important;

    -webkit-text-fill-color: #ffffff !important;

}

[data-theme="dark"] .sheet-card select:hover,

[data-theme="dark"] .sheet-card .sheet-type-select:hover,

[data-theme="dark"] .sheet-selector-container select:hover,

.dark-mode .sheet-card select:hover,

.dark-mode .sheet-card .sheet-type-select:hover,

.dark-mode .sheet-selector-container select:hover {

    border-color: #a5b4fc !important;

    background-color: #0a0a15 !important;

}

[data-theme="dark"] .sheet-card select:focus,

[data-theme="dark"] .sheet-card .sheet-type-select:focus,

[data-theme="dark"] .sheet-selector-container select:focus,

.dark-mode .sheet-card select:focus,

.dark-mode .sheet-card .sheet-type-select:focus,

.dark-mode .sheet-selector-container select:focus {

    border-color: #c7d2fe !important;

    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.4) !important;

    outline: none !important;

}

/* Fix dropdown options - MAXIMUM CONTRAST */

[data-theme="dark"] .sheet-card select option,

[data-theme="dark"] .sheet-selector-container select option,

.dark-mode .sheet-card select option,

.dark-mode .sheet-selector-container select option {

    background-color: #000000 !important;

    color: #ffffff !important;

    font-weight: 600 !important;

    padding: 12px !important;

}

/* === HEADER TEXT IN DARK MODE - ULTRA BRIGHT === */

[data-theme="dark"] .sheet-selector-header h2,

.dark-mode .sheet-selector-header h2 {

    color: #ffffff !important;

    font-weight: 900 !important;

    text-shadow: 0 0 2px #fff, 0 2px 12px rgba(0,0,0,0.5) !important;

    -webkit-text-fill-color: #ffffff !important;

}

[data-theme="dark"] .sheet-selector-header p,

.dark-mode .sheet-selector-header p {

    color: #ffffff !important;

    font-weight: 500 !important;

    text-shadow: 0 1px 4px rgba(0,0,0,0.4) !important;

    -webkit-text-fill-color: #f1f5f9 !important;

}

[data-theme="dark"] .sheet-selector-header strong,

.dark-mode .sheet-selector-header strong {

    color: #a5b4fc !important;

    font-weight: 800 !important;

    text-shadow: 0 0 8px rgba(165, 180, 252, 0.6) !important;

}

/* === BUTTONS IN DARK MODE - ULTRA VISIBLE === */

[data-theme="dark"] .sheet-selector-actions .btn-select-all,

[data-theme="dark"] .sheet-selector-actions button:first-child,

.dark-mode .sheet-selector-actions .btn-select-all,

.dark-mode .sheet-selector-actions button:first-child {

    background: linear-gradient(135deg, #4f46e5 0%, #6366f1 100%) !important;

    border: 3px solid #a5b4fc !important;

    color: #ffffff !important;

    font-weight: 800 !important;

    font-size: 1rem !important;

    text-shadow: 0 1px 3px rgba(0,0,0,0.4) !important;

    -webkit-text-fill-color: #ffffff !important;

}

[data-theme="dark"] .sheet-selector-actions .btn-deselect-all,

[data-theme="dark"] .sheet-selector-actions button:last-child,

.dark-mode .sheet-selector-actions .btn-deselect-all,

.dark-mode .sheet-selector-actions button:last-child {

    background: linear-gradient(135deg, #334155 0%, #475569 100%) !important;

    border: 2px solid #94a3b8 !important;

    color: #ffffff !important;

    font-weight: 700 !important;

    font-size: 1rem !important;

    text-shadow: 0 1px 3px rgba(0,0,0,0.4) !important;

    -webkit-text-fill-color: #ffffff !important;

}

/* === CHECKBOX STYLING === */

[data-theme="dark"] .sheet-card input[type="checkbox"],

.dark-mode .sheet-card input[type="checkbox"] {

    accent-color: #818cf8 !important;

    background-color: #0f0f1a !important;

    border: 2px solid #64748b !important;

}

/* === MODAL FOOTER === */

[data-theme="dark"] .qlvt-modal-footer,

.dark-mode .qlvt-modal-footer {

    background: linear-gradient(180deg, #1a1a2e 0%, #151525 100%) !important;

    border-top: 2px solid rgba(99, 102, 241, 0.3) !important;

}

[data-theme="dark"] .qlvt-modal-footer .btn,

.dark-mode .qlvt-modal-footer .btn {

    font-weight: 700 !important;

}

/* === ICON ENHANCEMENT - ULTRA BRIGHT === */

[data-theme="dark"] .sheet-card-icon,

.dark-mode .sheet-card-icon {

    filter: brightness(1.5) saturate(1.4) contrast(1.1) !important;

    text-shadow: 0 0 10px rgba(255,255,255,0.3), 0 4px 15px rgba(0,0,0,0.5) !important;

}

/* === GLOBAL TEXT OVERRIDE FOR MODAL === */

[data-theme="dark"] .sheet-selector-container,

[data-theme="dark"] .sheet-selector-container *,

.dark-mode .sheet-selector-container,

.dark-mode .sheet-selector-container * {

    -webkit-font-smoothing: antialiased !important;

    -moz-osx-font-smoothing: grayscale !important;

}

[data-theme="dark"] .sheet-selector-container label,

.dark-mode .sheet-selector-container label {

    color: #ffffff !important;

    font-weight: 600 !important;

}

[data-theme="dark"] .sheet-selector-container span,

.dark-mode .sheet-selector-container span {

    color: #f1f5f9 !important;

}

/* Checkbox labels */

[data-theme="dark"] .sheet-selector-actions label,

.dark-mode .sheet-selector-actions label {

    color: #ffffff !important;

    font-weight: 700 !important;

}

/* ============================================================================

   COMPREHENSIVE DARK MODE FIX FOR MODAL

   Uses html[data-theme="dark"] to match how theme is set on <html> element

   ============================================================================ */

/* Modal Background */

html[data-theme="dark"] .qlvt-modal-overlay .qlvt-modal-container {

    background: linear-gradient(180deg, #1a1a2e 0%, #0f0f1a 100%) !important;

    color: #ffffff !important;

    border: 1px solid rgba(99, 102, 241, 0.3) !important;

}

/* Sheet Selector Container */

html[data-theme="dark"] .sheet-selector-container {

    background: #0f0f1a !important;

}

/* Sheet Selector Header */

html[data-theme="dark"] .sheet-selector-header {

    background: linear-gradient(135deg, rgba(99,102,241,0.35), rgba(139,92,246,0.25)) !important;

    border: 3px solid rgba(99,102,241,0.5) !important;

}

html[data-theme="dark"] .sheet-selector-header h2 {

    color: #ffffff !important;

    text-shadow: 0 0 3px #fff !important;

}

html[data-theme="dark"] .sheet-selector-header p {

    color: #e2e8f0 !important;

}

html[data-theme="dark"] .sheet-selector-header strong {

    color: #c7d2fe !important;

}

/* Sheet Cards */

html[data-theme="dark"] .sheet-card {

    background: linear-gradient(180deg, #2b2b44 0%, #1e1e32 100%) !important;

    border: 3px solid #4b5563 !important;

    color: #ffffff !important;

}

html[data-theme="dark"] .sheet-card:hover {

    background: linear-gradient(180deg, #3d3d5c 0%, #2b2b44 100%) !important;

    border-color: #818cf8 !important;

}

html[data-theme="dark"] .sheet-card.selected {

    background: linear-gradient(180deg, rgba(99, 102, 241, 0.4) 0%, rgba(79, 70, 229, 0.3) 100%) !important;

    border: 4px solid #a5b4fc !important;

    box-shadow: 0 0 30px rgba(99, 102, 241, 0.5) !important;

}

/* Sheet Card Name - BRIGHT WHITE */

html[data-theme="dark"] .sheet-card-name {

    color: #ffffff !important;

    font-weight: 800 !important;

    text-shadow: 0 0 2px #fff, 0 2px 6px rgba(0,0,0,0.5) !important;

}

/* Sheet Card Type Badge */

html[data-theme="dark"] .sheet-card-type {

    background: rgba(99, 102, 241, 0.35) !important;

    border: 2px solid #818cf8 !important;

}

html[data-theme="dark"] .sheet-card-type .type-label {

    color: #ffffff !important;

    font-weight: 700 !important;

}

/* Dropdown Select - BLACK BACKGROUND, WHITE TEXT */

html[data-theme="dark"] .sheet-card select,

html[data-theme="dark"] .sheet-type-select,

html[data-theme="dark"] .sheet-selector-container select {

    background-color: #000000 !important;

    color: #ffffff !important;

    border: 2px solid #6366f1 !important;

    font-weight: 600 !important;

}

html[data-theme="dark"] .sheet-card select option,

html[data-theme="dark"] .sheet-type-select option,

html[data-theme="dark"] .sheet-selector-container select option {

    background-color: #0a0a15 !important;

    color: #ffffff !important;

}

/* Buttons */

html[data-theme="dark"] .sheet-selector-actions button {

    color: #ffffff !important;

    font-weight: 700 !important;

}

html[data-theme="dark"] .sheet-selector-actions .btn-select-all,

html[data-theme="dark"] .sheet-selector-actions button:first-of-type {

    background: linear-gradient(135deg, #4f46e5 0%, #6366f1 100%) !important;

    border: 2px solid #a5b4fc !important;

}

html[data-theme="dark"] .sheet-selector-actions .btn-deselect-all,

html[data-theme="dark"] .sheet-selector-actions button:last-of-type {

    background: linear-gradient(135deg, #374151 0%, #4b5563 100%) !important;

    border: 2px solid #9ca3af !important;

}

/* Icon */

html[data-theme="dark"] .sheet-card-icon {

    filter: brightness(1.4) saturate(1.3) !important;

}

/* Checkbox */

html[data-theme="dark"] .sheet-card input[type="checkbox"] {

    accent-color: #818cf8 !important;

}

/* Modal Footer */

html[data-theme="dark"] .qlvt-modal-footer {

    background: linear-gradient(180deg, #1a1a2e 0%, #0f0f1a 100%) !important;

    border-top: 1px solid rgba(99, 102, 241, 0.3) !important;

}

html[data-theme="dark"] .qlvt-modal-footer .btn {

    color: #ffffff !important;

}

/* All text inside modal */

html[data-theme="dark"] .sheet-selector-container label,

html[data-theme="dark"] .sheet-selector-container span {

    color: #ffffff !important;

}

/* =============================================================================

   FIX: Data Inspector Modal Select Dropdown

   Đảm bảo background-image không bị lặp lại

   ============================================================================= */

#dataInspectorModal select,

#dataInspectorModal .form-select {

    -webkit-appearance: none;

    -moz-appearance: none;

    appearance: none;

    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3E%3Cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3E%3C/svg%3E");

    background-position: right 12px center;

    background-repeat: no-repeat !important;

    background-size: 20px !important;

    padding-right: 44px;

}

[data-theme="dark"] #dataInspectorModal select,

[data-theme="dark"] #dataInspectorModal .form-select {

    background-color: var(--bg-tertiary, #3a3a55) !important;

    color: #ffffff !important;

    border: 1px solid var(--border, #4a4a66) !important;

    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3E%3Cpath stroke='%2394a3b8' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3E%3C/svg%3E") !important;

    background-position: right 12px center !important;

    background-repeat: no-repeat !important;

    background-size: 20px !important;

}

[data-theme="dark"] #dataInspectorModal select:disabled,

[data-theme="dark"] #dataInspectorModal .form-select:disabled {

    background-color: var(--bg-secondary, #2d2d44) !important;

    opacity: 0.7;

}

[data-theme="dark"] #dataInspectorModal select option {

    background-color: var(--bg-secondary, #2d2d44) !important;

    color: #ffffff !important;

}

/* Card background trong Data Inspector Modal */

[data-theme="dark"] #dataInspectorModal .card {

    background-color: var(--bg-secondary, #2d2d44) !important;

    border: 1px solid var(--border, #4a4a66) !important;

}

[data-theme="dark"] #dataInspectorModal .card-header {

    background-color: transparent !important;

    border-bottom: 1px solid var(--border, #4a4a66) !important;

}

/* ============================================================================
   DATA SURGERY TOOLBAR - SMART_DATA_V2 Protocol
   ============================================================================ */

.data-surgery-toolbar {
    margin: 16px 0;
    padding: 20px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.08) 0%, rgba(139, 92, 246, 0.05) 100%);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 16px;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.08);
}

.surgery-toolbar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid rgba(99, 102, 241, 0.15);
}

.surgery-title {
    display: flex;
    align-items: center;
    gap: 12px;
}

.surgery-icon {
    font-size: 1.8rem;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.1));
}

.surgery-title h3 {
    margin: 0;
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--dc-text-primary);
    background: linear-gradient(135deg, var(--dc-primary), var(--dc-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.surgery-selection-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.selection-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 8px 16px;
    background: var(--dc-bg-tertiary);
    border: 1px solid var(--dc-border);
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--dc-text-secondary);
    transition: all 0.2s ease;
}

.selection-badge.has-selection {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.15), rgba(5, 150, 105, 0.1));
    border-color: rgba(16, 185, 129, 0.3);
    color: #059669;
}

.selection-badge .selection-count {
    font-weight: 700;
    font-size: 1rem;
}

.btn-surgery-mini {
    padding: 6px 12px;
    font-size: 0.8rem;
    font-weight: 600;
    border: 1px solid var(--dc-border);
    border-radius: 8px;
    background: var(--dc-bg-primary);
    color: var(--dc-text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-surgery-mini:hover {
    background: var(--dc-bg-tertiary);
    border-color: var(--dc-primary);
    color: var(--dc-primary);
}

/* Surgery Tools Grid */
.surgery-tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 16px;
}

.surgery-tool-card {
    display: flex;
    gap: 16px;
    padding: 20px;
    background: var(--dc-bg-primary);
    border: 1px solid var(--dc-border);
    border-radius: 12px;
    transition: all 0.25s ease;
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}

.surgery-tool-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(99, 102, 241, 0.12);
    border-color: var(--dc-primary);
}

.tool-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    font-size: 1.8rem;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.08));
    border-radius: 12px;
    flex-shrink: 0;
}

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

.tool-content h4 {
    margin: 0 0 6px;
    font-size: 1rem;
    font-weight: 700;
    color: var(--dc-text-primary);
}

.tool-desc {
    margin: 0 0 12px;
    font-size: 0.8rem;
    color: var(--dc-text-muted);
    line-height: 1.4;
}

.btn-surgery {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 18px;
    font-size: 0.85rem;
    font-weight: 600;
    border: none;
    border-radius: 8px;
    background: linear-gradient(135deg, var(--dc-primary), var(--dc-primary-dark));
    color: white;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.btn-surgery:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.btn-surgery:active {
    transform: translateY(0);
}

.btn-surgery-warning {
    background: linear-gradient(135deg, #f59e0b, #d97706);
}

.btn-surgery-warning:hover {
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
}

/* Force Month Controls */
.force-month-controls {
    display: flex;
    gap: 8px;
    margin-bottom: 12px;
}

.surgery-select {
    flex: 1;
    padding: 8px 12px;
    font-size: 0.85rem;
    font-weight: 500;
    border: 1px solid var(--dc-border);
    border-radius: 8px;
    background: var(--dc-bg-secondary);
    color: var(--dc-text-primary);
    cursor: pointer;
    transition: all 0.2s ease;
}

.surgery-select:focus {
    outline: none;
    border-color: var(--dc-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

.force-month-buttons {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

/* Issues Panel */
.surgery-issues-panel {
    margin-top: 20px;
    padding: 20px;
    background: var(--dc-bg-primary);
    border: 1px solid var(--dc-border);
    border-radius: 12px;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

.issues-header h4 {
    margin: 0;
    font-size: 1rem;
    font-weight: 600;
    color: var(--dc-text-primary);
}

.btn-close-issues {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    border-radius: 50%;
    background: var(--dc-bg-tertiary);
    color: var(--dc-text-muted);
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-close-issues:hover {
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
}

/* Issues Summary */
.issues-summary {
    display: flex;
    gap: 16px;
    margin-bottom: 16px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--dc-border);
}

.summary-stat {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    border-radius: 10px;
}

.summary-stat.critical {
    background: rgba(239, 68, 68, 0.1);
}

.summary-stat.warning {
    background: rgba(245, 158, 11, 0.1);
}

.summary-stat.mismatch {
    background: rgba(59, 130, 246, 0.1);
}

.summary-stat .stat-icon {
    font-size: 1.2rem;
}

.summary-stat .stat-value {
    font-size: 1.2rem;
    font-weight: 700;
}

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

/* Issues List */
.issues-list {
    max-height: 300px;
    overflow-y: auto;
}

.issue-item {
    padding: 12px 16px;
    margin-bottom: 8px;
    border-radius: 10px;
    border-left: 4px solid;
    background: var(--dc-bg-secondary);
    transition: all 0.2s ease;
    cursor: pointer;
}

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

.issue-item.issue-critical {
    border-left-color: #ef4444;
    background: rgba(239, 68, 68, 0.05);
}

.issue-item.issue-warning {
    border-left-color: #f59e0b;
    background: rgba(245, 158, 11, 0.05);
}

.issue-item.issue-info {
    border-left-color: #3b82f6;
    background: rgba(59, 130, 246, 0.05);
}

.issue-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 6px;
}

.issue-severity {
    font-size: 1rem;
}

.issue-row {
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--dc-text-primary);
}

.issue-type {
    padding: 2px 8px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    border-radius: 4px;
    background: var(--dc-bg-tertiary);
    color: var(--dc-text-muted);
}

.issue-message {
    font-size: 0.85rem;
    color: var(--dc-text-secondary);
    margin-bottom: 4px;
}

.issue-suggestion {
    font-size: 0.8rem;
    color: var(--dc-success);
    font-style: italic;
}

.issues-more {
    text-align: center;
    padding: 12px;
    color: var(--dc-text-muted);
    font-size: 0.85rem;
}

.issues-empty {
    text-align: center;
    padding: 30px;
}

.issues-empty-icon {
    display: block;
    font-size: 3rem;
    margin-bottom: 12px;
}

.issues-empty p {
    margin: 0;
    font-size: 1rem;
    color: var(--dc-success);
    font-weight: 500;
}

/* Dark Mode for Data Surgery Toolbar */
[data-theme="dark"] .data-surgery-toolbar {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.12) 0%, rgba(139, 92, 246, 0.08) 100%);
    border-color: rgba(99, 102, 241, 0.3);
}

[data-theme="dark"] .surgery-title h3 {
    color: #e2e8f0;
    -webkit-text-fill-color: unset;
}

[data-theme="dark"] .selection-badge {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.15);
    color: #94a3b8;
}

[data-theme="dark"] .selection-badge.has-selection {
    background: rgba(16, 185, 129, 0.2);
    border-color: rgba(16, 185, 129, 0.4);
    color: #34d399;
}

[data-theme="dark"] .btn-surgery-mini {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.12);
    color: #94a3b8;
}

[data-theme="dark"] .btn-surgery-mini:hover {
    background: rgba(99, 102, 241, 0.2);
    color: #818cf8;
}

[data-theme="dark"] .surgery-tool-card {
    background: rgba(255, 255, 255, 0.04);
    border-color: rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .surgery-tool-card:hover {
    background: rgba(99, 102, 241, 0.1);
    border-color: rgba(99, 102, 241, 0.4);
}

[data-theme="dark"] .tool-content h4 {
    color: #f1f5f9;
}

[data-theme="dark"] .surgery-select {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.15);
    color: #e2e8f0;
}

[data-theme="dark"] .surgery-issues-panel {
    background: rgba(255, 255, 255, 0.04);
    border-color: rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .issues-header h4 {
    color: #f1f5f9;
}

[data-theme="dark"] .issue-item {
    background: rgba(255, 255, 255, 0.03);
}

[data-theme="dark"] .issue-item:hover {
    background: rgba(255, 255, 255, 0.06);
}

[data-theme="dark"] .issue-row {
    color: #e2e8f0;
}

[data-theme="dark"] .issue-message {
    color: #94a3b8;
}

/* Responsive Design */
@media (max-width: 768px) {
    .surgery-toolbar-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }

    .surgery-selection-info {
        flex-wrap: wrap;
    }

    .surgery-tools-grid {
        grid-template-columns: 1fr;
    }

    .surgery-tool-card {
        flex-direction: column;
        align-items: flex-start;
    }

    .force-month-buttons {
        flex-direction: column;
    }

    .issues-summary {
        flex-wrap: wrap;
    }
}

/* ============================================================================
   PREVIEW TABLE ROW SELECTION & MODIFICATION STATES
   ============================================================================ */

.dc-preview-table tbody tr {
    transition: background-color 0.15s ease;
}

.dc-preview-table tbody tr.selected {
    background: rgba(99, 102, 241, 0.12) !important;
    border-left: 3px solid var(--dc-primary);
}

.dc-preview-table tbody tr.row-modified {
    background: rgba(245, 158, 11, 0.1) !important;
}

.dc-preview-table tbody tr.row-modified.selected {
    background: linear-gradient(90deg, rgba(99, 102, 241, 0.12), rgba(245, 158, 11, 0.1)) !important;
}

.dc-preview-table tbody tr:hover {
    background: var(--dc-bg-tertiary);
}

.dc-preview-table td.date-cell {
    font-family: var(--font-mono);
    font-weight: 500;
    color: var(--dc-primary);
}

.dc-preview-table td.dc-autofill-date {
    color: #60a5fa;
    background: rgba(59, 130, 246, 0.08);
}

.dc-preview-table input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--dc-primary);
    cursor: pointer;
}

[data-theme="dark"] .dc-preview-table tbody tr.selected {
    background: rgba(99, 102, 241, 0.2) !important;
}

[data-theme="dark"] .dc-preview-table tbody tr.row-modified {
    background: rgba(245, 158, 11, 0.15) !important;
}

[data-theme="dark"] .dc-preview-table td.date-cell {
    color: #818cf8;
}

[data-theme="dark"] .dc-preview-table td.dc-autofill-date {
    color: #93c5fd;
    background: rgba(59, 130, 246, 0.12);
}

/* Deep Clean Button (Settings) */
.deep-clean-section {
    margin-top: 20px;
    padding: 16px;
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.08), rgba(220, 38, 38, 0.05));
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-radius: 12px;
}

.deep-clean-section h4 {
    margin: 0 0 8px;
    color: #ef4444;
    font-size: 1rem;
}

.deep-clean-section p {
    margin: 0 0 12px;
    font-size: 0.85rem;
    color: var(--dc-text-secondary);
}

.btn-deep-clean {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    font-size: 0.9rem;
    font-weight: 600;
    border: none;
    border-radius: 8px;
    background: linear-gradient(135deg, #ef4444, #dc2626);
    color: white;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-deep-clean:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.3);
}