/**
 * Planaut Feature Modules CSS
 * ===========================
 * Styles for Scope, Schedule, Estimate, and Budget modules.
 * Version: 2.0 - UI Redistribution
 */

/* ===========================================
   CSS VARIABLES (ensure these exist)
   =========================================== */
:root {
    --dark-bg-primary: #18181B;
    --dark-bg-secondary: #1F1F23;
    --dark-bg-tertiary: #27272A;
    --dark-border: #3F3F46;
    --dark-text-primary: #FAFAFA;
    --dark-text-secondary: #A1A1AA;
    --dark-text-tertiary: #71717A;
    --dark-accent-blue: #3B82F6;
    --dark-accent-blue-hover: #2563EB;
    --dark-accent-green: #22C55E;
    --dark-accent-amber: #F59E0B;
    --dark-accent-red: #EF4444;
    --dark-accent-purple: #A855F7;
}

/* ===========================================
   TAB HEADER
   =========================================== */
.tab-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--dark-border);
}

.tab-header h2 {
    font-size: 20px;
    font-weight: 600;
    color: var(--dark-text-primary);
    margin-bottom: 4px;
}

.tab-header .tab-description {
    font-size: 14px;
    color: var(--dark-text-secondary);
}

/* ===========================================
   FILES TAB LAYOUT
   =========================================== */
.files-layout {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 20px;
    padding: 20px;
}

@media (max-width: 1024px) {
    .files-layout {
        grid-template-columns: 1fr;
    }
}

.files-main {
    min-width: 0;
}

.files-sidebar {
    min-width: 0;
}

/* Quick Action Buttons */
.quick-action-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.quick-action-btn {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: var(--dark-bg-tertiary);
    border: 1px solid var(--dark-border);
    border-radius: 8px;
    color: var(--dark-text-primary);
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s;
    text-align: left;
}

.quick-action-btn:hover {
    background: var(--dark-bg-secondary);
    border-color: var(--dark-accent-blue);
}

.quick-action-btn span {
    flex: 1;
}

.quick-action-btn i:last-child {
    color: var(--dark-text-tertiary);
}

/* Upload Dropzone */
.upload-dropzone {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 32px 24px;
    border: 2px dashed var(--dark-border);
    border-radius: 8px;
    margin: 16px;
    cursor: pointer;
    transition: all 0.2s;
}

.upload-dropzone:hover {
    border-color: var(--dark-accent-blue);
    background: rgba(59, 130, 246, 0.05);
}

.upload-dropzone.dragover {
    border-color: var(--dark-accent-blue);
    background: rgba(59, 130, 246, 0.1);
}

.upload-dropzone .upload-icon {
    color: var(--dark-text-tertiary);
    margin-bottom: 12px;
}

.upload-dropzone .upload-text {
    color: var(--dark-text-primary);
    font-size: 14px;
    margin-bottom: 4px;
}

.upload-dropzone .upload-hint {
    color: var(--dark-text-tertiary);
    font-size: 12px;
}

/* Documents List */
.documents-list {
    padding: 0 16px 16px;
}

/* Meta Badge */
.meta-badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 8px;
    background: var(--dark-bg-tertiary);
    border-radius: 4px;
    font-size: 12px;
    color: var(--dark-text-secondary);
}

/* ===========================================
   COMMON STYLES
   =========================================== */

/* Empty state containers */
.feature-empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 48px 24px;
    text-align: center;
}

.feature-empty-state .empty-icon {
    width: 64px;
    height: 64px;
    margin-bottom: 16px;
    color: var(--dark-text-tertiary);
}

.feature-empty-state h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--dark-text-primary);
    margin-bottom: 8px;
}

.feature-empty-state p {
    color: var(--dark-text-secondary);
    margin-bottom: 24px;
    max-width: 400px;
}

.feature-empty-state .prerequisite-warning {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    background: rgba(251, 191, 36, 0.1);
    border: 1px solid rgba(251, 191, 36, 0.3);
    border-radius: 8px;
    color: var(--dark-accent-amber);
    font-size: 14px;
    margin-bottom: 16px;
}

/* Loading state */
.feature-loading-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 48px 24px;
    text-align: center;
}

.feature-loading-state .spinner {
    width: 48px;
    height: 48px;
    border: 3px solid var(--dark-border);
    border-top-color: var(--dark-accent-blue);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 16px;
}

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

.feature-loading-state p {
    color: var(--dark-text-secondary);
}

/* Generate button styles */
.generate-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: var(--dark-accent-blue);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.generate-btn:hover {
    background: var(--dark-accent-blue-hover, #2563eb);
    transform: translateY(-1px);
}

.generate-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

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

.generate-btn.secondary:hover {
    background: var(--dark-bg-secondary);
}

/* Results header */
.results-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--dark-border);
}

.results-header h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--dark-text-primary);
}

.results-header .results-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    color: var(--dark-text-secondary);
    font-size: 14px;
}

.results-header .results-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Action buttons in tables */
.action-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background: transparent;
    border: none;
    border-radius: 4px;
    color: var(--dark-text-tertiary);
    cursor: pointer;
    transition: all 0.15s;
}

.action-btn:hover {
    background: var(--dark-bg-tertiary);
    color: var(--dark-text-primary);
}

.action-btn.delete:hover {
    background: rgba(239, 68, 68, 0.1);
    color: var(--dark-accent-red);
}

/* ===========================================
   SCOPE MODULE STYLES
   =========================================== */

.scope-table-wrapper {
    overflow-x: auto;
}

.scope-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.scope-table th {
    text-align: left;
    padding: 10px 12px;
    background: var(--dark-bg-tertiary);
    color: var(--dark-text-secondary);
    font-weight: 500;
    border-bottom: 1px solid var(--dark-border);
    position: sticky;
    top: 0;
}

.scope-table td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--dark-border);
    color: var(--dark-text-primary);
}

.scope-table .division-header {
    background: var(--dark-bg-secondary);
}

.scope-table .division-header td {
    padding: 8px 12px;
    color: var(--dark-text-secondary);
    font-size: 12px;
}

.scope-table .division-count {
    color: var(--dark-text-tertiary);
    font-weight: normal;
    margin-left: 8px;
}

.scope-item-row:hover {
    background: var(--dark-bg-secondary);
}

.scope-item-row .item-description {
    max-width: 400px;
}

.modified-badge {
    display: inline-block;
    padding: 2px 6px;
    background: rgba(59, 130, 246, 0.15);
    color: var(--dark-accent-blue);
    border-radius: 4px;
    font-size: 10px;
    font-weight: 500;
    margin-left: 8px;
    text-transform: uppercase;
}

.lead-time-badge {
    display: inline-block;
    padding: 2px 6px;
    background: rgba(251, 191, 36, 0.15);
    color: var(--dark-accent-amber);
    border-radius: 4px;
    font-size: 10px;
    font-weight: 500;
    margin-left: 8px;
    text-transform: uppercase;
}

/* ===========================================
   ESTIMATE MODULE STYLES
   =========================================== */

/* Summary cards */
.estimate-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 16px;
    padding: 20px;
    border-bottom: 1px solid var(--dark-border);
}

.summary-card {
    background: var(--dark-bg-secondary);
    border: 1px solid var(--dark-border);
    border-radius: 8px;
    padding: 16px;
}

.summary-card .card-label {
    font-size: 12px;
    color: var(--dark-text-tertiary);
    margin-bottom: 4px;
}

.summary-card .card-value {
    font-size: 20px;
    font-weight: 600;
    color: var(--dark-text-primary);
}

.summary-card.highlight {
    background: var(--dark-accent-blue);
    border-color: var(--dark-accent-blue);
}

.summary-card.highlight .card-label,
.summary-card.highlight .card-value {
    color: white;
}

/* Estimate table */
.estimate-table-wrapper {
    overflow-x: auto;
    max-height: 500px;
    overflow-y: auto;
}

.estimate-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.estimate-table th {
    text-align: left;
    padding: 10px 12px;
    background: var(--dark-bg-tertiary);
    color: var(--dark-text-secondary);
    font-weight: 500;
    border-bottom: 1px solid var(--dark-border);
    position: sticky;
    top: 0;
}

.estimate-table td {
    padding: 8px 12px;
    border-bottom: 1px solid var(--dark-border);
    color: var(--dark-text-primary);
}

.estimate-table .category-header {
    background: var(--dark-bg-secondary);
}

.estimate-table .category-header td {
    padding: 8px 12px;
}

.estimate-table .category-subtotal {
    float: right;
    color: var(--dark-text-secondary);
    font-weight: normal;
}

.estimate-table .line-item-row:hover {
    background: var(--dark-bg-secondary);
}

.estimate-table tfoot tr {
    background: var(--dark-bg-tertiary);
}

.estimate-table .subtotal-row td,
.estimate-table .grand-total-row td {
    padding: 12px;
}

.estimate-table .grand-total-row {
    background: var(--dark-bg-secondary);
    font-size: 15px;
}

/* Chart */
.chart-bars {
    padding: 16px 20px;
}

.chart-bar-item {
    margin-bottom: 12px;
}

.chart-bar-label {
    display: flex;
    justify-content: space-between;
    margin-bottom: 4px;
    font-size: 13px;
}

.chart-bar-label .cat-name {
    color: var(--dark-text-primary);
}

.chart-bar-label .cat-amount {
    color: var(--dark-text-secondary);
}

.chart-bar-track {
    height: 8px;
    background: var(--dark-bg-tertiary);
    border-radius: 4px;
    overflow: hidden;
}

.chart-bar-fill {
    height: 100%;
    background: var(--dark-accent-blue);
    border-radius: 4px;
    transition: width 0.3s ease;
}

.chart-bar-percent {
    font-size: 11px;
    color: var(--dark-text-tertiary);
}

/* ===========================================
   ESTIMATE TIER BADGES & VALIDATION
   =========================================== */

/* Tier badges (pill shape on line items) */
.tier-badge {
    display: inline-flex;
    align-items: center;
    gap: 3px;
    padding: 1px 7px;
    border-radius: 9999px;
    font-size: 10px;
    font-weight: 600;
    line-height: 16px;
    white-space: nowrap;
    vertical-align: middle;
    margin-right: 4px;
}

.tier-badge svg {
    width: 10px;
    height: 10px;
    flex-shrink: 0;
}

.tier-badge--tier_1 {
    background: rgba(34, 197, 94, 0.15);
    color: var(--dark-accent-green);
    border: 1px solid rgba(34, 197, 94, 0.3);
}

.tier-badge--tier_2 {
    background: rgba(59, 130, 246, 0.15);
    color: var(--dark-accent-blue);
    border: 1px solid rgba(59, 130, 246, 0.3);
}

.tier-badge--tier_3 {
    background: rgba(245, 158, 11, 0.15);
    color: var(--dark-accent-amber);
    border: 1px solid rgba(245, 158, 11, 0.3);
}

/* Pricing source citation */
.pricing-source {
    display: block;
    font-size: 11px;
    color: var(--dark-text-tertiary);
    margin-top: 2px;
    line-height: 1.3;
}

.pricing-source a {
    color: var(--dark-accent-blue);
    text-decoration: none;
}

.pricing-source a:hover {
    text-decoration: underline;
}

/* Tier summary bar (above estimate table) */
.tier-summary-bar {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    margin: 0 0 4px 0;
    background: var(--dark-bg-secondary);
    border: 1px solid var(--dark-border);
    border-radius: 8px;
    flex-wrap: wrap;
}

.tier-summary-bar .tier-dist {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: var(--dark-text-secondary);
}

.tier-summary-bar .tier-dist-seg {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.tier-summary-bar .tier-dist-seg .dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

.tier-summary-bar .tier-dist-seg .dot--t1 { background: var(--dark-accent-green); }
.tier-summary-bar .tier-dist-seg .dot--t2 { background: var(--dark-accent-blue); }
.tier-summary-bar .tier-dist-seg .dot--t3 { background: var(--dark-accent-amber); }

.tier-summary-bar .quality-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 10px;
    border-radius: 9999px;
    font-size: 11px;
    font-weight: 600;
    text-transform: capitalize;
}

.quality-badge--economy {
    background: rgba(245, 158, 11, 0.15);
    color: var(--dark-accent-amber);
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.quality-badge--standard {
    background: rgba(59, 130, 246, 0.15);
    color: var(--dark-accent-blue);
    border: 1px solid rgba(59, 130, 246, 0.3);
}

.quality-badge--premium {
    background: rgba(34, 197, 94, 0.15);
    color: var(--dark-accent-green);
    border: 1px solid rgba(34, 197, 94, 0.3);
}

.tier-summary-bar .confidence-indicator {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    color: var(--dark-text-secondary);
    margin-left: auto;
}

.confidence-bar-track {
    width: 60px;
    height: 6px;
    background: var(--dark-bg-tertiary);
    border-radius: 3px;
    overflow: hidden;
}

.confidence-bar-fill {
    height: 100%;
    border-radius: 3px;
    transition: width 0.3s ease;
}

/* Validation warnings panel */
.validation-panel {
    margin: 8px 0;
    border: 1px solid var(--dark-border);
    border-radius: 8px;
    overflow: hidden;
}

.validation-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px;
    background: var(--dark-bg-secondary);
    cursor: pointer;
    user-select: none;
}

.validation-panel-header:hover {
    background: var(--dark-bg-tertiary);
}

.validation-panel-title {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 500;
    color: var(--dark-text-primary);
}

.validation-panel-title .score-pill {
    font-size: 11px;
    font-weight: 600;
    padding: 1px 8px;
    border-radius: 9999px;
}

.validation-panel-header .chevron {
    width: 16px;
    height: 16px;
    color: var(--dark-text-tertiary);
    transition: transform 0.2s ease;
}

.validation-panel.expanded .chevron {
    transform: rotate(180deg);
}

.validation-panel-body {
    display: none;
    padding: 8px;
}

.validation-panel.expanded .validation-panel-body {
    display: block;
}

.validation-warning {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    padding: 8px 10px;
    border-radius: 6px;
    margin-bottom: 4px;
    font-size: 12px;
    line-height: 1.4;
    color: var(--dark-text-primary);
    background: var(--dark-bg-primary);
}

.validation-warning:last-child {
    margin-bottom: 0;
}

.validation-warning .severity-bar {
    width: 3px;
    min-height: 16px;
    align-self: stretch;
    border-radius: 2px;
    flex-shrink: 0;
}

.validation-warning .severity-bar--high { background: var(--dark-accent-red); }
.validation-warning .severity-bar--medium { background: var(--dark-accent-amber); }
.validation-warning .severity-bar--low { background: var(--dark-accent-blue); }

/* ===========================================
   BUDGET MODULE STYLES
   =========================================== */

/* Budget dashboard grid */
.budget-dashboard {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 20px;
    padding: 20px;
}

@media (max-width: 1024px) {
    .budget-dashboard {
        grid-template-columns: 1fr;
    }
}

/* Budget summary cards */
.budget-summary-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-bottom: 20px;
}

.budget-metric-card {
    background: var(--dark-bg-secondary);
    border: 1px solid var(--dark-border);
    border-radius: 8px;
    padding: 14px;
}

.budget-metric-card .metric-label {
    font-size: 11px;
    color: var(--dark-text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.budget-metric-card .metric-value {
    font-size: 18px;
    font-weight: 600;
    color: var(--dark-text-primary);
}

.budget-metric-card .metric-value.positive {
    color: var(--dark-accent-green);
}

.budget-metric-card .metric-value.negative {
    color: var(--dark-accent-red);
}

/* Contingency bar */
.contingency-remaining {
    font-size: 18px;
    font-weight: 600;
    color: var(--dark-text-primary);
}

.contingency-total {
    font-size: 12px;
    color: var(--dark-text-tertiary);
    margin-left: 4px;
}

.contingency-bar {
    height: 6px;
    background: var(--dark-bg-tertiary);
    border-radius: 3px;
    overflow: hidden;
    margin-top: 8px;
}

.contingency-fill {
    height: 100%;
    background: var(--dark-accent-green);
    border-radius: 3px;
    transition: width 0.3s;
}

/* Variance display */
.variance-percent {
    font-size: 12px;
    margin-left: 4px;
}

/* Category list */
.category-list {
    padding: 16px;
}

.category-item {
    margin-bottom: 12px;
}

.category-info {
    display: flex;
    justify-content: space-between;
    margin-bottom: 4px;
    font-size: 13px;
}

.category-name {
    color: var(--dark-text-primary);
}

.category-amount {
    color: var(--dark-text-secondary);
    font-weight: 500;
}

.category-bar-track {
    height: 6px;
    background: var(--dark-bg-tertiary);
    border-radius: 3px;
    overflow: hidden;
}

.category-bar-fill {
    height: 100%;
    background: var(--dark-accent-blue);
    border-radius: 3px;
}

/* Change orders list */
.change-orders-list {
    padding: 12px;
}

.change-order-item {
    background: var(--dark-bg-secondary);
    border: 1px solid var(--dark-border);
    border-radius: 6px;
    padding: 12px;
    margin-bottom: 8px;
}

.change-order-item .co-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 4px;
}

.change-order-item .co-number {
    font-weight: 600;
    color: var(--dark-text-primary);
}

.change-order-item .co-status {
    font-size: 11px;
    padding: 2px 6px;
    border-radius: 4px;
    text-transform: uppercase;
}

.change-order-item .co-status.status-draft {
    background: rgba(148, 163, 184, 0.2);
    color: var(--dark-text-secondary);
}

.change-order-item .co-status.status-submitted {
    background: rgba(251, 191, 36, 0.15);
    color: var(--dark-accent-amber);
}

.change-order-item .co-title {
    font-size: 13px;
    color: var(--dark-text-secondary);
    margin-bottom: 4px;
}

.change-order-item .co-amount {
    font-weight: 600;
    font-size: 14px;
}

.change-order-item .co-amount.positive {
    color: var(--dark-accent-green);
}

.change-order-item .co-amount.negative {
    color: var(--dark-accent-red);
}

.change-orders-total {
    display: flex;
    justify-content: space-between;
    padding: 12px;
    border-top: 1px solid var(--dark-border);
    font-weight: 500;
}

.no-change-orders {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 24px;
    color: var(--dark-text-tertiary);
}

.no-change-orders p {
    margin-top: 8px;
    font-size: 13px;
}

/* Variance chart */
.variance-chart {
    padding: 16px;
}

.variance-bar-group {
    display: grid;
    grid-template-columns: 80px 1fr 100px;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.variance-bar-label {
    font-size: 12px;
    color: var(--dark-text-secondary);
}

.variance-bar-container {
    height: 12px;
    background: var(--dark-bg-tertiary);
    border-radius: 6px;
    overflow: hidden;
}

.variance-bar {
    height: 100%;
    border-radius: 6px;
    transition: width 0.3s ease;
}

.variance-bar-value {
    font-size: 12px;
    color: var(--dark-text-primary);
    text-align: right;
}

/* ===========================================
   PANEL / SECTION STYLES
   =========================================== */

.feature-panel {
    background: var(--dark-bg-primary);
    border: 1px solid var(--dark-border);
    border-radius: 12px;
    overflow: hidden;
}

.feature-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 16px;
    background: var(--dark-bg-secondary);
    border-bottom: 1px solid var(--dark-border);
}

.feature-panel-header h4 {
    font-size: 14px;
    font-weight: 600;
    color: var(--dark-text-primary);
}

.feature-panel-content {
    padding: 0;
}

/* Two column layout */
.two-column-layout {
    display: grid;
    grid-template-columns: 1fr 350px;
    gap: 0;
    min-height: 500px;
}

@media (max-width: 1200px) {
    .two-column-layout {
        grid-template-columns: 1fr;
    }
}

.main-content-area {
    border-right: 1px solid var(--dark-border);
    overflow: auto;
}

.side-panel-area {
    background: var(--dark-bg-secondary);
}

/* ===========================================
   MODAL STYLES
   =========================================== */

.feature-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.feature-modal.hidden {
    display: none;
}

.feature-modal-content {
    background: var(--dark-bg-primary);
    border: 1px solid var(--dark-border);
    border-radius: 12px;
    width: 100%;
    max-width: 500px;
    max-height: 80vh;
    overflow: auto;
}

.feature-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--dark-border);
}

.feature-modal-header h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--dark-text-primary);
}

.feature-modal-header .close-btn {
    background: none;
    border: none;
    color: var(--dark-text-tertiary);
    cursor: pointer;
    padding: 4px;
}

.feature-modal-header .close-btn:hover {
    color: var(--dark-text-primary);
}

.feature-modal-body {
    padding: 20px;
}

.feature-modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    padding: 16px 20px;
    border-top: 1px solid var(--dark-border);
}

/* Form styles within modals */
.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--dark-text-secondary);
    margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 12px;
    background: var(--dark-bg-secondary);
    border: 1px solid var(--dark-border);
    border-radius: 6px;
    color: var(--dark-text-primary);
    font-size: 14px;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--dark-accent-blue);
}

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

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

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

.form-checkbox input[type="checkbox"] {
    width: auto;
}

/* ===========================================
   ADDITIONAL LAYOUT STYLES
   =========================================== */

/* Data Table Container */
.data-table-container {
    overflow: auto;
    max-height: calc(100vh - 300px);
}

/* Editable Cells */
.editable-cell {
    cursor: pointer;
    transition: background 0.15s;
}

.editable-cell:hover {
    background: var(--dark-bg-tertiary);
}

/* Form Styles for Modals */
.form-row {
    display: flex;
    gap: 16px;
}

.form-group {
    margin-bottom: 16px;
}

.form-label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--dark-text-secondary);
    margin-bottom: 6px;
}

.form-input {
    width: 100%;
    padding: 10px 12px;
    background: var(--dark-bg-tertiary);
    border: 1px solid var(--dark-border);
    border-radius: 6px;
    color: var(--dark-text-primary);
    font-size: 14px;
    transition: border-color 0.15s;
}

.form-input:focus {
    outline: none;
    border-color: var(--dark-accent-blue);
}

.form-input::placeholder {
    color: var(--dark-text-tertiary);
}

textarea.form-input {
    resize: vertical;
    min-height: 60px;
}

/* Modal Footer Buttons */
.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    padding-top: 16px;
    margin-top: 16px;
    border-top: 1px solid var(--dark-border);
}

.btn-secondary {
    padding: 10px 16px;
    background: var(--dark-bg-tertiary);
    border: 1px solid var(--dark-border);
    border-radius: 6px;
    color: var(--dark-text-primary);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s;
}

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

.btn-primary {
    padding: 10px 16px;
    background: var(--dark-accent-blue);
    border: 1px solid var(--dark-accent-blue);
    border-radius: 6px;
    color: white;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s;
}

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

/* Data Table */
.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.data-table th {
    text-align: left;
    padding: 10px 12px;
    font-weight: 500;
    color: var(--dark-text-secondary);
    border-bottom: 1px solid var(--dark-border);
    white-space: nowrap;
}

.data-table td {
    padding: 10px 12px;
    color: var(--dark-text-primary);
    border-bottom: 1px solid var(--dark-border);
}

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

/* Row Types */
.data-table .milestone-row {
    background: rgba(168, 85, 247, 0.1);
}

.data-table .critical-row {
    background: rgba(239, 68, 68, 0.1);
}

.data-table .milestone-row:hover,
.data-table .critical-row:hover {
    filter: brightness(1.1);
}

/* Action Button */
.action-button {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    background: var(--dark-bg-tertiary);
    border: 1px solid var(--dark-border);
    border-radius: 6px;
    color: var(--dark-text-primary);
    font-size: 13px;
    cursor: pointer;
    transition: all 0.15s;
}

.action-button:hover {
    background: var(--dark-bg-secondary);
    border-color: var(--dark-accent-blue);
}

/* Icon Button */
.icon-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: transparent;
    border: none;
    border-radius: 6px;
    color: var(--dark-text-tertiary);
    cursor: pointer;
    transition: all 0.15s;
}

.icon-button:hover {
    background: var(--dark-bg-tertiary);
    color: var(--dark-text-primary);
}

/* Results Title */
.results-title {
    display: flex;
    align-items: center;
    gap: 12px;
}

.results-title h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--dark-text-primary);
}

/* View Toggle */
.view-toggle {
    display: inline-flex;
    background: var(--dark-bg-tertiary);
    border-radius: 6px;
    padding: 2px;
}

.toggle-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: transparent;
    border: none;
    border-radius: 4px;
    color: var(--dark-text-secondary);
    font-size: 13px;
    cursor: pointer;
    transition: all 0.15s;
}

.toggle-btn:hover {
    color: var(--dark-text-primary);
}

.toggle-btn.active {
    background: var(--dark-bg-secondary);
    color: var(--dark-text-primary);
}

/* Loading Styles */
.loading-title {
    font-size: 16px;
    font-weight: 500;
    color: var(--dark-text-primary);
    margin-bottom: 8px;
}

.loading-hint {
    font-size: 13px;
    color: var(--dark-text-tertiary);
}

/* Hint Text */
.hint-text {
    font-size: 12px;
    color: var(--dark-text-tertiary);
    margin-top: 12px;
}

/* Generation Options */
.generation-options {
    background: var(--dark-bg-secondary);
    border: 1px solid var(--dark-border);
    border-radius: 8px;
    padding: 16px;
    margin-bottom: 20px;
    text-align: left;
    max-width: 320px;
}

/* Input with Suffix */
.input-with-suffix {
    display: flex;
    align-items: center;
}

.input-with-suffix input {
    border-radius: 6px 0 0 6px;
    border-right: none;
}

.input-suffix {
    padding: 10px 12px;
    background: var(--dark-bg-tertiary);
    border: 1px solid var(--dark-border);
    border-radius: 0 6px 6px 0;
    color: var(--dark-text-secondary);
    font-size: 14px;
}

/* Chart Container */
.chart-container {
    padding: 16px;
}

/* Chat Styles */
.chat-container {
    display: flex;
    flex-direction: column;
    height: 400px;
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
}

.assistant-message,
.user-message {
    margin-bottom: 12px;
    padding: 12px;
    border-radius: 8px;
}

.assistant-message {
    background: var(--dark-bg-tertiary);
    color: var(--dark-text-primary);
}

.assistant-message p {
    color: var(--dark-text-primary);
    margin: 0 0 8px 0;
}

.assistant-message p:last-child {
    margin-bottom: 0;
}

.user-message {
    background: var(--dark-accent-blue);
    color: white;
    margin-left: 20%;
}

.chat-suggestions {
    list-style: none;
    padding: 0;
    margin: 8px 0 0;
}

.chat-suggestions li {
    padding: 8px 12px;
    margin: 4px 0;
    background: var(--dark-bg-secondary);
    border-radius: 6px;
    font-size: 13px;
    color: var(--dark-text-secondary);
    cursor: pointer;
    transition: all 0.15s;
}

.chat-suggestions li:hover {
    background: var(--dark-bg-primary);
    color: var(--dark-text-primary);
}

.chat-input-area {
    display: flex;
    gap: 8px;
    padding: 12px 16px;
    border-top: 1px solid var(--dark-border);
}

.chat-input-area input {
    flex: 1;
    padding: 10px 14px;
    background: var(--dark-bg-tertiary);
    border: 1px solid var(--dark-border);
    border-radius: 8px;
    color: var(--dark-text-primary);
    font-size: 14px;
}

.chat-input-area input:focus {
    outline: none;
    border-color: var(--dark-accent-blue);
}

.send-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--dark-accent-blue);
    border: none;
    border-radius: 8px;
    color: white;
    cursor: pointer;
    transition: all 0.15s;
}

.send-btn:hover {
    background: var(--dark-accent-blue-hover);
}

/* Proposed Changes */
.proposed-changes {
    background: var(--dark-bg-secondary);
    border: 1px solid var(--dark-accent-amber);
    border-radius: 8px;
    padding: 12px;
    margin: 12px 0;
}

.proposed-changes .changes-label {
    font-size: 12px;
    color: var(--dark-accent-amber);
    margin-bottom: 8px;
}

.proposed-changes .changes-preview {
    font-size: 11px;
    color: var(--dark-text-secondary);
    background: var(--dark-bg-tertiary);
    padding: 8px;
    border-radius: 4px;
    max-height: 100px;
    overflow: auto;
}

/* Project Header */
.project-header {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 24px;
    border-bottom: 1px solid var(--dark-border);
}

.back-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    background: transparent;
    border: 1px solid var(--dark-border);
    border-radius: 6px;
    color: var(--dark-text-secondary);
    font-size: 13px;
    cursor: pointer;
    transition: all 0.15s;
}

.back-btn:hover {
    background: var(--dark-bg-tertiary);
    color: var(--dark-text-primary);
}

.project-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--dark-text-primary);
}

/* Tab Content */
.project-tab-content {
    min-height: calc(100vh - 200px);
}

.project-tab-content.hidden {
    display: none;
}

/* ===========================================
   SCOPE TAB LAYOUT (v4.4)
   =========================================== */
.scope-layout {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 24px;
    padding: 24px;
    min-height: calc(100vh - 200px);
}

@media (max-width: 1024px) {
    .scope-layout {
        grid-template-columns: 1fr;
    }
}

.scope-sidebar {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.scope-panel {
    background: var(--dark-bg-secondary);
    border: 1px solid var(--dark-border);
    border-radius: 12px;
    overflow: hidden;
}

.scope-panel-header {
    padding: 12px 16px;
    background: var(--dark-bg-tertiary);
    border-bottom: 1px solid var(--dark-border);
}

.scope-panel-header h3 {
    font-size: 14px;
    font-weight: 600;
    color: var(--dark-text-primary);
    margin: 0;
}

/* Sidebar collapse/expand toggle */
.scope-sidebar-collapse {
    align-self: flex-end;
    background: none;
    border: 1px solid var(--dark-border);
    border-radius: 6px;
    color: var(--dark-text-tertiary);
    font-size: 11px;
    padding: 3px 8px;
    cursor: pointer;
    transition: color 0.15s, border-color 0.15s;
    margin-bottom: -8px;
}
.scope-sidebar-collapse:hover {
    color: var(--dark-text-primary);
    border-color: var(--dark-text-tertiary);
}
.scope-sidebar-expand {
    background: none;
    border: 1px solid var(--dark-border);
    border-radius: 6px;
    color: var(--dark-text-tertiary);
    font-size: 11px;
    padding: 3px 8px;
    cursor: pointer;
    margin-bottom: 8px;
    transition: color 0.15s, border-color 0.15s;
    display: none;
}
.scope-sidebar-expand:hover {
    color: var(--dark-text-primary);
    border-color: var(--dark-text-tertiary);
}
.scope-layout.sidebar-hidden {
    grid-template-columns: 1fr;
}
.scope-layout.sidebar-hidden > .scope-sidebar {
    display: none;
}
.scope-layout.sidebar-hidden .scope-sidebar-expand {
    display: inline-block;
}

.scope-panel-content {
    padding: 16px;
}

.scope-list {
    max-height: 200px;
    overflow-y: auto;
}

.scope-list-empty {
    padding: 16px;
    text-align: center;
}

.scope-list-item {
    padding: 10px 16px;
    border-bottom: 1px solid var(--dark-border);
    cursor: pointer;
    transition: background 0.15s;
}

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

.scope-list-item:hover {
    background: var(--dark-bg-tertiary);
}

.scope-list-item.active {
    background: rgba(59, 130, 246, 0.1);
    border-left: 3px solid var(--dark-accent-blue);
}

.scope-list-item .scope-name {
    font-size: 14px;
    font-weight: 500;
    color: var(--dark-text-primary);
}

.scope-list-item .scope-meta {
    font-size: 12px;
    color: var(--dark-text-tertiary);
    margin-top: 2px;
}

/* Document Selection List */
.document-selection-list {
    max-height: 180px;
    overflow-y: auto;
    border: 1px solid var(--dark-border);
    border-radius: 8px;
    background: var(--dark-bg-tertiary);
}

.document-selection-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-bottom: 1px solid var(--dark-border);
    cursor: pointer;
    transition: background 0.15s;
}

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

.document-selection-item:hover {
    background: var(--dark-bg-secondary);
}

.document-selection-item input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--dark-accent-blue);
}

.document-selection-item .doc-name {
    flex: 1;
    font-size: 13px;
    color: var(--dark-text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.document-selection-item .doc-count,
.document-selection-item .item-count {
    font-size: 11px;
    color: var(--dark-text-tertiary);
    background: var(--dark-bg-secondary);
    padding: 2px 6px;
    border-radius: 4px;
}

/* Generic span text in document-selection-item */
.document-selection-item > span:not(.doc-count):not(.item-count):not(.doc-name) {
    flex: 1;
    font-size: 13px;
    color: var(--dark-text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Scope Viewer */
.scope-viewer {
    background: var(--dark-bg-secondary);
    border: 1px solid var(--dark-border);
    border-radius: 12px;
    overflow-y: auto;
    overflow-x: hidden;
}

.scope-viewer-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
    text-align: center;
}

/* ===========================================
   SCHEDULE SOURCE SELECTION (v4.4)
   =========================================== */
.source-selection-container {
    width: 100%;
    max-width: 400px;
    text-align: left;
    margin: 0 auto;
}

.source-section {
    background: var(--dark-bg-tertiary);
    border: 1px solid var(--dark-border);
    border-radius: 8px;
    overflow: hidden;
}

.source-section-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 12px;
    background: var(--dark-bg-secondary);
    border-bottom: 1px solid var(--dark-border);
    font-size: 13px;
    font-weight: 500;
    color: var(--dark-text-secondary);
}

.source-list {
    max-height: 150px;
    overflow-y: auto;
}

.source-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-bottom: 1px solid var(--dark-border);
    cursor: pointer;
    transition: background 0.15s;
}

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

.source-item:hover {
    background: var(--dark-bg-secondary);
}

.source-item.selected {
    background: rgba(59, 130, 246, 0.1);
    border-color: var(--dark-accent-blue);
}

.source-item input[type="checkbox"],
.source-item input[type="radio"] {
    width: 16px;
    height: 16px;
    accent-color: var(--dark-accent-blue);
}

.source-item .source-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.source-item .source-name {
    font-size: 13px;
    color: var(--dark-text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.source-item .source-count {
    font-size: 11px;
    color: var(--dark-text-tertiary);
    background: var(--dark-bg-secondary);
    padding: 2px 6px;
    border-radius: 4px;
}

/* ===========================================
   MODAL STYLES (v4.4)
   =========================================== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-overlay.hidden {
    display: none;
}

.modal-content {
    background: var(--dark-bg-secondary);
    border: 1px solid var(--dark-border);
    border-radius: 12px;
    width: 90%;
    max-width: 500px;
    max-height: 80vh;
    overflow: hidden;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--dark-border);
}

.modal-header h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--dark-text-primary);
    margin: 0;
}

.modal-close {
    background: transparent;
    border: none;
    color: var(--dark-text-tertiary);
    font-size: 24px;
    cursor: pointer;
    padding: 0;
    line-height: 1;
}

.modal-close:hover {
    color: var(--dark-text-primary);
}

.modal-body {
    padding: 20px;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    padding: 16px 20px;
    border-top: 1px solid var(--dark-border);
    background: var(--dark-bg-tertiary);
}

/* Button Styles */
.btn-primary {
    padding: 8px 16px;
    background: var(--dark-accent-blue);
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.15s;
}

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

.btn-secondary {
    padding: 8px 16px;
    background: transparent;
    color: var(--dark-text-secondary);
    border: 1px solid var(--dark-border);
    border-radius: 6px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s;
}

.btn-secondary:hover {
    background: var(--dark-bg-tertiary);
    color: var(--dark-text-primary);
}

/* Form Styles */
.form-label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--dark-text-secondary);
    margin-bottom: 6px;
}

.form-input {
    width: 100%;
    padding: 10px 12px;
    background: var(--dark-bg-tertiary);
    border: 1px solid var(--dark-border);
    border-radius: 6px;
    color: var(--dark-text-primary);
    font-size: 14px;
}

.form-input:focus {
    outline: none;
    border-color: var(--dark-accent-blue);
}

.form-select {
    width: 100%;
    padding: 10px 12px;
    background: var(--dark-bg-tertiary);
    border: 1px solid var(--dark-border);
    border-radius: 6px;
    color: var(--dark-text-primary);
    font-size: 14px;
}

/* Meta badge warning state */
.meta-badge.warning {
    background: rgba(245, 158, 11, 0.2);
    color: var(--dark-accent-amber);
}

/* Action button danger state */
.action-button.danger {
    color: var(--dark-accent-red);
}

.action-button.danger:hover {
    background: rgba(239, 68, 68, 0.1);
}

/* Scope viewer results */
#scope-results {
    padding: 20px;
}

#scope-results .results-header {
    margin-bottom: 16px;
}

/* ===========================================
   EXTRACTION PROGRESS PANEL
   =========================================== */

.extraction-progress-panel {
    background: var(--dark-bg-secondary);
    border: 1px solid var(--dark-border);
    border-radius: 12px;
    padding: 24px;
    max-width: 600px;
    margin: 40px auto;
}

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

.progress-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--dark-text-primary);
}

.progress-percent {
    font-size: 24px;
    font-weight: 700;
    color: var(--dark-accent-blue);
}

.progress-bar-container {
    background: var(--dark-bg-tertiary);
    border-radius: 8px;
    height: 8px;
    overflow: hidden;
    margin-bottom: 24px;
}

.progress-bar {
    background: linear-gradient(90deg, var(--dark-accent-blue), var(--dark-accent-purple));
    height: 100%;
    border-radius: 8px;
    transition: width 0.3s ease;
}

.progress-stages {
    display: flex;
    justify-content: space-between;
    margin-bottom: 20px;
    gap: 8px;
}

.progress-stage {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    flex: 1;
    padding: 8px 4px;
    border-radius: 8px;
    transition: all 0.2s ease;
}

.progress-stage .stage-icon {
    width: 20px;
    height: 20px;
    opacity: 0.4;
    transition: all 0.2s ease;
}

.progress-stage .stage-name {
    font-size: 11px;
    color: var(--dark-text-tertiary);
    text-align: center;
    transition: color 0.2s ease;
}

.progress-stage.stage-pending {
    opacity: 0.5;
}

.progress-stage.stage-active {
    background: rgba(59, 130, 246, 0.1);
    opacity: 1;
}

.progress-stage.stage-active .stage-icon {
    color: var(--dark-accent-blue);
    opacity: 1;
}

.progress-stage.stage-active .stage-name {
    color: var(--dark-accent-blue);
    font-weight: 600;
}

.progress-stage.stage-complete .stage-icon {
    color: var(--dark-accent-green);
    opacity: 1;
}

.progress-stage.stage-complete .stage-name {
    color: var(--dark-text-secondary);
}

.progress-message {
    text-align: center;
    padding: 12px;
    background: var(--dark-bg-tertiary);
    border-radius: 8px;
    margin-bottom: 12px;
}

.stage-description {
    font-size: 14px;
    color: var(--dark-text-secondary);
}

.progress-stats {
    display: flex;
    justify-content: center;
    gap: 24px;
    font-size: 13px;
    color: var(--dark-text-tertiary);
}

.progress-stats strong {
    color: var(--dark-text-primary);
}

/* Extraction Error Panel */
.extraction-error-panel {
    background: var(--dark-bg-secondary);
    border: 1px solid var(--dark-accent-red);
    border-radius: 12px;
    padding: 24px;
    max-width: 500px;
    margin: 40px auto;
    text-align: center;
}

.extraction-error-panel .error-icon {
    color: var(--dark-accent-red);
    margin-bottom: 16px;
}

.extraction-error-panel .error-content {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.extraction-error-panel .error-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--dark-accent-red);
}

.extraction-error-panel .error-message {
    font-size: 14px;
    color: var(--dark-text-secondary);
}

.extraction-error-panel .error-code {
    font-size: 12px;
    color: var(--dark-text-tertiary);
    font-family: monospace;
    margin-top: 8px;
}

.extraction-error-panel .error-details {
    font-size: 12px;
    color: var(--dark-text-tertiary);
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--dark-border);
}

/* Responsive adjustments */
@media (max-width: 640px) {
    .progress-stages {
        flex-wrap: wrap;
    }

    .progress-stage {
        flex: 0 0 calc(33.33% - 8px);
    }

    .progress-stage .stage-name {
        font-size: 10px;
    }
}

/* ===========================================
   MERMAID GANTT CHART TEXT VISIBILITY
   Force light text AND proper font sizes on dark backgrounds
   =========================================== */
.mermaid text {
    fill: #FAFAFA !important;
    font-family: 'Inter', system-ui, sans-serif !important;
}

.mermaid .taskText {
    fill: #FFFFFF !important;
    font-size: 10px !important;
    text-transform: none !important;
}

.mermaid .taskTextOutsideRight,
.mermaid .taskTextOutsideLeft {
    fill: #FAFAFA !important;
    font-size: 10px !important;
    word-break: break-word !important;
    white-space: normal !important;
}

.mermaid .titleText {
    fill: #FAFAFA !important;
    font-weight: 600 !important;
    font-size: 14px !important;
}

.mermaid .sectionTitle {
    /* Hide section titles - they overlap with task names and milestones already show phases */
    display: none !important;
}

.gantt-window {
    position: relative;
    width: 100%;
    border-radius: 16px;
    background: var(--dark-surface-1);
    border: 1px solid var(--dark-border-strong);
    padding: 8px;
    overflow: visible;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
}

.gantt-window-handle {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 8px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.08);
    cursor: grab;
    font-size: 11px;
    color: var(--dark-text-secondary);
    user-select: none;
    width: fit-content;
    margin-bottom: 6px;
}

.gantt-window-dragging .gantt-window-handle {
    cursor: grabbing;
}

.gantt-window-content {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

#schedule-tab-gantt-wrapper {
    width: 100%;
    resize: vertical;
    overflow: auto;
    min-width: 100%;
    min-height: 360px;
    max-width: 100%;
    max-height: 80vh;
    transform-origin: top left;
}

.mermaid .tick text {
    fill: #A1A1AA !important;
    font-size: 10px !important;
}

.mermaid .grid .tick line {
    stroke: rgba(255, 255, 255, 0.08) !important;
}

/* Gantt container styling */
#schedule-tab-gantt-wrapper,
#gantt-chart {
    scrollbar-width: thin;
    scrollbar-color: var(--dark-text-tertiary) var(--dark-bg-secondary);
}

#schedule-tab-gantt-wrapper::-webkit-scrollbar,
#gantt-chart::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

#schedule-tab-gantt-wrapper::-webkit-scrollbar-track,
#gantt-chart::-webkit-scrollbar-track {
    background: var(--dark-bg-secondary);
    border-radius: 4px;
}

#schedule-tab-gantt-wrapper::-webkit-scrollbar-thumb,
#gantt-chart::-webkit-scrollbar-thumb {
    background: var(--dark-text-tertiary);
    border-radius: 4px;
}

#schedule-tab-gantt-wrapper::-webkit-scrollbar-thumb:hover,
#gantt-chart::-webkit-scrollbar-thumb:hover {
    background: var(--dark-text-secondary);
}

/* ===========================================
   BUDGET TABLE STYLES
   =========================================== */

.budget-table-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 12px;
    margin-bottom: 8px;
    background: var(--dark-bg-secondary);
    border-radius: 6px;
}

.budget-table-toolbar .item-count {
    font-size: 13px;
    color: var(--dark-text-secondary);
}

.budget-table-toolbar .toolbar-actions {
    display: flex;
    gap: 8px;
    align-items: center;
}

.budget-table-wrapper {
    overflow-x: auto;
    max-height: calc(100vh - 400px);
    border: 1px solid var(--dark-border);
    border-radius: 6px;
}

.budget-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.budget-table th {
    text-align: left;
    padding: 10px 12px;
    background: var(--dark-bg-tertiary);
    color: var(--dark-text-secondary);
    font-weight: 500;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: sticky;
    top: 0;
    z-index: 10;
}

.budget-table td {
    padding: 8px 12px;
    border-bottom: 1px solid var(--dark-border);
    color: var(--dark-text-primary);
}

.budget-table tbody tr:hover:not(.category-header-row) {
    background: var(--dark-bg-tertiary);
}

/* Category Header Row */
.category-header-row {
    background: var(--dark-bg-secondary);
    cursor: pointer;
}

.category-header-row:hover {
    background: var(--dark-bg-tertiary);
}

.category-header-row td {
    padding: 8px 12px;
}

.category-header-content {
    display: flex;
    align-items: center;
    color: var(--dark-text-primary);
}

.category-header-content strong {
    font-weight: 600;
}

.category-count {
    margin-left: 8px;
    color: var(--dark-text-tertiary);
    font-weight: normal;
    font-size: 12px;
}

.category-total {
    font-weight: 600;
    color: var(--dark-accent-green);
}

/* Budget Item Row */
.budget-item-row td {
    vertical-align: middle;
}

.budget-item-row .item-code {
    font-family: monospace;
    font-size: 12px;
    color: var(--dark-text-secondary);
}

.budget-item-row .item-description {
    max-width: 300px;
}

/* Editable Cells */
.editable {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 4px;
    cursor: text;
    min-width: 40px;
    transition: background 0.15s;
}

.editable:hover {
    background: var(--dark-bg-tertiary);
}

.editable:focus {
    outline: 2px solid var(--dark-accent-blue);
    outline-offset: 1px;
}

.inline-edit-input {
    width: 100%;
    padding: 4px 8px;
    background: var(--dark-bg-primary);
    border: 1px solid var(--dark-accent-blue);
    border-radius: 4px;
    color: var(--dark-text-primary);
    font-size: 13px;
    font-family: inherit;
}

.inline-edit-input:focus {
    outline: none;
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.3);
}

/* Action buttons in table */
.action-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background: transparent;
    border: none;
    border-radius: 4px;
    color: var(--dark-text-tertiary);
    cursor: pointer;
    transition: all 0.15s;
}

.action-btn:hover {
    background: var(--dark-bg-tertiary);
    color: var(--dark-text-primary);
}

.action-btn.delete:hover {
    background: rgba(239, 68, 68, 0.1);
    color: var(--dark-accent-red);
}

.action-btn.add:hover {
    background: rgba(34, 197, 94, 0.1);
    color: var(--dark-accent-green);
}

/* Grand Total Row */
.grand-total-row {
    background: var(--dark-bg-secondary);
}

.grand-total-row td {
    padding: 12px;
    border-top: 2px solid var(--dark-border);
    color: var(--dark-text-primary);
}

/* Empty State */
.budget-table-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 48px 24px;
    text-align: center;
}

/* Button styles for budget module */
.btn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: transparent;
    border: 1px solid var(--dark-border);
    border-radius: 6px;
    color: var(--dark-text-secondary);
    cursor: pointer;
    transition: all 0.15s;
}

.btn-icon:hover {
    background: var(--dark-bg-tertiary);
    color: var(--dark-text-primary);
    border-color: var(--dark-text-tertiary);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    padding: 6px 12px;
    background: var(--dark-bg-tertiary);
    border: 1px solid var(--dark-border);
    border-radius: 6px;
    color: var(--dark-text-primary);
    font-size: 13px;
    cursor: pointer;
    transition: all 0.15s;
}

.btn-secondary:hover {
    background: var(--dark-bg-secondary);
    border-color: var(--dark-text-tertiary);
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    padding: 6px 12px;
    background: var(--dark-accent-blue);
    border: 1px solid var(--dark-accent-blue);
    border-radius: 6px;
    color: white;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.15s;
}

.btn-primary:hover {
    background: #2563eb;
    border-color: #2563eb;
}

/* Modal Styles */
.modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal.hidden {
    display: none;
}

.modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
}

.modal-content {
    position: relative;
    width: 100%;
    max-width: 480px;
    background: var(--dark-bg-secondary);
    border: 1px solid var(--dark-border);
    border-radius: 12px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--dark-border);
}

.modal-header h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--dark-text-primary);
}

.modal-close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: transparent;
    border: none;
    border-radius: 6px;
    color: var(--dark-text-tertiary);
    cursor: pointer;
}

.modal-close:hover {
    background: var(--dark-bg-tertiary);
    color: var(--dark-text-primary);
}

.modal-body {
    padding: 20px;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    padding: 16px 20px;
    border-top: 1px solid var(--dark-border);
}

/* Form styles for modal */
.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-size: 13px;
    font-weight: 500;
    color: var(--dark-text-secondary);
}

.form-input {
    width: 100%;
    padding: 8px 12px;
    background: var(--dark-bg-primary);
    border: 1px solid var(--dark-border);
    border-radius: 6px;
    color: var(--dark-text-primary);
    font-size: 14px;
}

.form-input:focus {
    outline: none;
    border-color: var(--dark-accent-blue);
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

/* ===========================================
   BUDGET VIEW TOGGLE
   =========================================== */

.budget-view-toggle {
    display: flex;
    gap: 4px;
    background: var(--dark-bg-tertiary);
    padding: 4px;
    border-radius: 8px;
    margin-bottom: 16px;
    width: fit-content;
}

.budget-view-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: transparent;
    border: none;
    border-radius: 6px;
    color: var(--dark-text-secondary);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s;
}

.budget-view-btn:hover {
    color: var(--dark-text-primary);
    background: var(--dark-bg-secondary);
}

.budget-view-btn.active {
    background: var(--dark-bg-primary);
    color: var(--dark-text-primary);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

/* ===========================================
   PFCR TABLE STYLES
   =========================================== */

.pfcr-container {
    overflow-x: auto;
}

.pfcr-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 12px;
    margin-bottom: 20px;
    padding: 16px;
    background: var(--dark-bg-secondary);
    border-radius: 8px;
    border: 1px solid var(--dark-border);
}

.pfcr-summary-item {
    text-align: center;
}

.pfcr-summary-label {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--dark-text-tertiary);
    margin-bottom: 4px;
}

.pfcr-summary-value {
    font-size: 18px;
    font-weight: 600;
    color: var(--dark-text-primary);
}

.pfcr-summary-value.positive {
    color: var(--dark-accent-green);
}

.pfcr-summary-value.negative {
    color: var(--dark-accent-red);
}

.pfcr-table-wrapper {
    border: 1px solid var(--dark-border);
    border-radius: 8px;
    overflow: hidden;
}

.pfcr-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 12px;
    min-width: 1000px;
}

.pfcr-table th {
    text-align: left;
    padding: 10px 8px;
    background: var(--dark-bg-tertiary);
    color: var(--dark-text-secondary);
    font-weight: 600;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: sticky;
    top: 0;
    z-index: 10;
    white-space: nowrap;
}

.pfcr-table th.text-right {
    text-align: right;
}

.pfcr-table td {
    padding: 8px;
    border-bottom: 1px solid var(--dark-border);
    color: var(--dark-text-primary);
}

.pfcr-table td.text-right {
    text-align: right;
    font-family: monospace;
    font-size: 12px;
}

.pfcr-table tbody tr:hover:not(.pfcr-category-row):not(.pfcr-totals-row) {
    background: var(--dark-bg-tertiary);
}

/* Category Row */
.pfcr-category-row {
    background: var(--dark-bg-secondary);
    cursor: pointer;
}

.pfcr-category-row:hover {
    background: var(--dark-bg-tertiary);
}

.pfcr-category-row td {
    padding: 10px 8px;
    font-weight: 600;
}

.pfcr-category-header {
    display: flex;
    align-items: center;
    gap: 8px;
}

.pfcr-category-header .category-count {
    font-weight: normal;
    font-size: 11px;
    color: var(--dark-text-tertiary);
}

/* Item Row */
.pfcr-item-row td {
    vertical-align: middle;
}

.pfcr-item-row .cost-code {
    font-family: monospace;
    font-size: 11px;
    color: var(--dark-text-secondary);
}

.pfcr-item-row .description {
    max-width: 250px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Totals Row */
.pfcr-totals-row {
    background: var(--dark-bg-tertiary);
    font-weight: 600;
}

.pfcr-totals-row td {
    padding: 12px 8px;
    border-top: 2px solid var(--dark-border);
    font-size: 13px;
}

/* Variance styling */
.variance-positive {
    color: var(--dark-accent-green);
}

.variance-negative {
    color: var(--dark-accent-red);
}

.over-budget-indicator {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--dark-accent-red);
    margin-right: 6px;
}

/* Meta badge warning style */
.meta-badge.warning {
    background: rgba(239, 68, 68, 0.15);
    color: var(--dark-accent-red);
}

/* ==============================================
   BUDGET SUB-TABS
   ============================================== */

.budget-sub-tabs {
    display: flex;
    gap: 4px;
    padding: 4px;
    background: var(--dark-surface);
    border-radius: 8px;
    margin-bottom: 16px;
    overflow-x: auto;
}

.budget-sub-tab {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    border: none;
    background: transparent;
    color: var(--dark-text-tertiary);
    font-size: 0.8125rem;
    font-weight: 500;
    border-radius: 6px;
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.15s;
}

.budget-sub-tab:hover {
    background: var(--dark-hover);
    color: var(--dark-text-secondary);
}

.budget-sub-tab.active {
    background: var(--dark-accent-blue);
    color: #fff;
}

.budget-sub-content {
    display: none;
}

.budget-sub-content.active {
    display: block;
}

/* Budget filters row */
.budget-filters {
    display: flex;
    gap: 8px;
    margin-bottom: 12px;
    flex-wrap: wrap;
}

/* Status badges */
.status-badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: capitalize;
}

.status-badge.status-active {
    background: rgba(16, 185, 129, 0.15);
    color: var(--dark-accent-green);
}

.status-badge.status-completed {
    background: rgba(59, 130, 246, 0.15);
    color: var(--dark-accent-blue);
}

.status-badge.status-void {
    background: rgba(107, 114, 128, 0.15);
    color: var(--dark-text-tertiary);
}

.status-badge.status-pending {
    background: rgba(245, 158, 11, 0.15);
    color: var(--dark-accent-amber);
}

.status-badge.status-approved {
    background: rgba(16, 185, 129, 0.15);
    color: var(--dark-accent-green);
}

.status-badge.status-paid {
    background: rgba(59, 130, 246, 0.15);
    color: var(--dark-accent-blue);
}

.status-badge.status-draft {
    background: rgba(107, 114, 128, 0.15);
    color: var(--dark-text-tertiary);
}

.status-badge.status-submitted,
.status-badge.status-pending {
    background: rgba(245, 158, 11, 0.15);
    color: var(--dark-accent-amber);
}

.status-badge.status-rejected {
    background: rgba(239, 68, 68, 0.15);
    color: var(--dark-accent-red);
}

/* Action buttons for inline rows */
.action-btn.edit {
    color: var(--dark-text-tertiary);
}

.action-btn.edit:hover {
    color: var(--dark-accent-blue);
}

/* =============================================================================
   BUDGET V2 — Earned Value, Cash Flow, PFCR enhancements
   ============================================================================= */

/* Earned Value Strip */
.earned-value-strip {
    display: flex;
    gap: 12px;
    align-items: center;
    padding: 12px 0;
    flex-wrap: wrap;
}

.ev-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.8125rem;
    font-weight: 600;
    background: var(--dark-surface-secondary);
    border: 1px solid var(--dark-border-primary);
    color: var(--dark-text-secondary);
}

.ev-badge.healthy {
    background: rgba(16, 185, 129, 0.12);
    border-color: rgba(16, 185, 129, 0.3);
    color: var(--dark-accent-green);
}

.ev-badge.warning {
    background: rgba(245, 158, 11, 0.12);
    border-color: rgba(245, 158, 11, 0.3);
    color: var(--dark-accent-amber);
}

.ev-badge.danger {
    background: rgba(239, 68, 68, 0.12);
    border-color: rgba(239, 68, 68, 0.3);
    color: var(--dark-accent-red);
}

.health-indicator {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.8125rem;
    font-weight: 600;
}

.health-indicator.green {
    background: rgba(16, 185, 129, 0.12);
    color: var(--dark-accent-green);
}

.health-indicator.yellow {
    background: rgba(245, 158, 11, 0.12);
    color: var(--dark-accent-amber);
}

.health-indicator.red {
    background: rgba(239, 68, 68, 0.12);
    color: var(--dark-accent-red);
}

/* S-Curve / Cash Flow Chart */
.scurve-chart {
    width: 100%;
    max-width: 800px;
    margin: 0 auto 24px;
}

.scurve-chart svg {
    width: 100%;
    height: auto;
}

.scurve-legend {
    display: flex;
    justify-content: center;
    gap: 24px;
    padding: 8px 0 16px;
    font-size: 0.8125rem;
    color: var(--dark-text-secondary);
}

.scurve-legend-item {
    display: flex;
    align-items: center;
    gap: 6px;
}

.scurve-legend-line {
    width: 24px;
    height: 3px;
    border-radius: 2px;
}

/* PFCR Editable Cells */
.pfcr-editable {
    cursor: pointer;
    padding: 4px 8px;
    border-radius: 4px;
    transition: background 0.15s;
    min-width: 48px;
    display: inline-block;
    text-align: right;
}

.pfcr-editable:hover {
    background: rgba(59, 130, 246, 0.1);
}

.pfcr-edit-input {
    width: 72px;
    padding: 3px 6px;
    border: 1px solid var(--dark-accent-blue);
    border-radius: 4px;
    background: var(--dark-surface-primary);
    color: var(--dark-text-primary);
    font-size: 0.8125rem;
    text-align: right;
}

.pfcr-edit-input:focus {
    outline: none;
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.3);
}

/* Forecast Method Badge */
.forecast-method-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    border-radius: 4px;
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    background: var(--dark-surface-secondary);
    border: 1px solid var(--dark-border-primary);
    color: var(--dark-text-tertiary);
}

.forecast-method-badge.method-manual {
    background: rgba(59, 130, 246, 0.12);
    border-color: rgba(59, 130, 246, 0.3);
    color: var(--dark-accent-blue);
}

.forecast-method-badge.method-trending {
    background: rgba(168, 85, 247, 0.12);
    border-color: rgba(168, 85, 247, 0.3);
    color: #a855f7;
}

/* Retention Cell */
.retention-cell {
    color: var(--dark-text-tertiary);
    font-style: italic;
}

/* Commitment Changes Display */
.commitment-changes {
    font-size: 0.75rem;
    color: var(--dark-text-tertiary);
}

/* PFCR over-budget row accent */
.pfcr-over-budget {
    border-left: 3px solid var(--dark-accent-red);
}

/* Cash Flow Monthly Table */
.cashflow-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.8125rem;
    margin-top: 16px;
}

.cashflow-table th {
    padding: 8px 12px;
    text-align: right;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.6875rem;
    letter-spacing: 0.5px;
    color: var(--dark-text-tertiary);
    border-bottom: 1px solid var(--dark-border-primary);
    background: var(--dark-surface-secondary);
}

.cashflow-table th:first-child {
    text-align: left;
}

.cashflow-table td {
    padding: 6px 12px;
    text-align: right;
    border-bottom: 1px solid var(--dark-border-primary);
    color: var(--dark-text-secondary);
}

.cashflow-table td:first-child {
    text-align: left;
    font-weight: 500;
    color: var(--dark-text-primary);
}

.cashflow-table .variance-neg {
    color: var(--dark-accent-red);
    font-weight: 600;
}

.cashflow-table .variance-pos {
    color: var(--dark-accent-green);
}

/* Budget Summary 4x2 Grid */
.budget-summary-grid-v2 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    margin-bottom: 12px;
}

@media (max-width: 1024px) {
    .budget-summary-grid-v2 {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* =========================================================================
   FILES MODULE V2 — Card Grid File Manager
   ========================================================================= */

.files-content-wrapper {
    position: relative;
    transition: margin-right 0.3s ease;
}

.files-content-wrapper.chat-open {
    margin-right: 400px;
}

/* Toolbar */
.files-toolbar {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 16px;
}

.files-toolbar input[type="text"] {
    background: var(--surface-secondary, #1a1a2e);
    border: 1px solid var(--border, #2a2a4a);
    color: var(--text-primary, #e2e8f0);
    border-radius: 6px;
    padding: 6px 10px;
    font-size: 13px;
    min-width: 180px;
}

.files-toolbar input[type="text"]::placeholder {
    color: var(--text-tertiary, #64748b);
}

.files-toolbar .toolbar-btn {
    background: var(--surface-secondary, #1a1a2e);
    border: 1px solid var(--border, #2a2a4a);
    color: var(--text-secondary, #94a3b8);
    border-radius: 6px;
    padding: 6px 12px;
    font-size: 12px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 4px;
    transition: all 0.15s;
}

.files-toolbar .toolbar-btn:hover {
    background: var(--surface-hover, #252545);
    color: var(--text-primary, #e2e8f0);
}

.files-toolbar .toolbar-btn.active {
    background: var(--accent-blue, #3b82f6);
    color: #fff;
    border-color: var(--accent-blue, #3b82f6);
}

.toolbar-spacer {
    flex: 1;
}

/* Filter Chips */
.filter-chip {
    background: var(--surface-secondary, #1a1a2e);
    border: 1px solid var(--border, #2a2a4a);
    color: var(--text-tertiary, #64748b);
    border-radius: 20px;
    padding: 4px 12px;
    font-size: 12px;
    cursor: pointer;
    transition: all 0.15s;
    white-space: nowrap;
}

.filter-chip:hover {
    color: var(--text-secondary, #94a3b8);
    border-color: var(--text-tertiary, #64748b);
}

.filter-chip.active {
    background: var(--accent-blue, #3b82f6);
    color: #fff;
    border-color: var(--accent-blue, #3b82f6);
}

/* Upload Drop Zone V2 */
.upload-dropzone-v2 {
    border: 2px dashed var(--border, #2a2a4a);
    border-radius: 10px;
    padding: 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s;
    margin-bottom: 16px;
    background: var(--surface-secondary, #1a1a2e);
}

.upload-dropzone-v2:hover {
    border-color: var(--accent-blue, #3b82f6);
    background: rgba(59, 130, 246, 0.05);
}

.upload-dropzone-v2.dragover {
    border-color: var(--accent-blue, #3b82f6);
    background: rgba(59, 130, 246, 0.1);
}

.upload-dropzone-v2 .dropzone-icon {
    color: var(--text-tertiary, #64748b);
    margin-bottom: 4px;
}

.upload-dropzone-v2 .dropzone-text {
    font-size: 13px;
    color: var(--text-secondary, #94a3b8);
}

.upload-dropzone-v2 .dropzone-hint {
    font-size: 11px;
    color: var(--text-tertiary, #64748b);
    margin-top: 2px;
}

/* Card Grid */
.files-card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 12px;
}

/* File Card */
.file-card {
    background: var(--surface-secondary, #1a1a2e);
    border: 1px solid var(--border, #2a2a4a);
    border-radius: 8px;
    padding: 16px;
    transition: all 0.15s;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.file-card:hover {
    border-color: var(--text-tertiary, #64748b);
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

.file-card .file-icon {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.file-card .file-icon.pdf { background: rgba(239,68,68,0.15); color: #ef4444; }
.file-card .file-icon.docx { background: rgba(59,130,246,0.15); color: #3b82f6; }
.file-card .file-icon.xlsx { background: rgba(16,185,129,0.15); color: #10b981; }
.file-card .file-icon.txt { background: rgba(107,114,128,0.15); color: #6b7280; }
.file-card .file-icon.default { background: rgba(107,114,128,0.15); color: #6b7280; }

.file-card .file-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary, #e2e8f0);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.file-card .file-meta {
    font-size: 11px;
    color: var(--text-tertiary, #64748b);
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
}

.file-card .file-status {
    display: inline-flex;
    align-items: center;
    gap: 3px;
    font-size: 11px;
    padding: 1px 6px;
    border-radius: 4px;
}

.file-card .file-status.indexed { background: rgba(16,185,129,0.15); color: #10b981; }
.file-card .file-status.processing { background: rgba(245,158,11,0.15); color: #f59e0b; }
.file-card .file-status.failed { background: rgba(239,68,68,0.15); color: #ef4444; }

.file-card .file-actions {
    display: flex;
    align-items: center;
    gap: 2px;
    margin-top: auto;
    padding-top: 8px;
    border-top: 1px solid var(--border, #2a2a4a);
}

.file-card .file-actions button {
    background: none;
    border: none;
    color: var(--text-tertiary, #64748b);
    cursor: pointer;
    padding: 4px 6px;
    border-radius: 4px;
    font-size: 11px;
    display: flex;
    align-items: center;
    gap: 3px;
    transition: all 0.15s;
}

.file-card .file-actions button:hover {
    background: var(--surface-hover, #252545);
    color: var(--text-primary, #e2e8f0);
}

.file-card .file-actions button.delete-btn:hover {
    color: #ef4444;
}

/* Doc Type Badge */
.doc-type-badge {
    display: inline-block;
    font-size: 10px;
    font-weight: 600;
    padding: 1px 6px;
    border-radius: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.doc-type-badge.drawing { background: rgba(59,130,246,0.15); color: #3b82f6; }
.doc-type-badge.specification { background: rgba(168,85,247,0.15); color: #a855f7; }
.doc-type-badge.schedule { background: rgba(245,158,11,0.15); color: #f59e0b; }
.doc-type-badge.submittal { background: rgba(20,184,166,0.15); color: #14b8a6; }

/* Group Sections */
.files-group {
    margin-bottom: 20px;
}

.files-group-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 0;
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary, #94a3b8);
    user-select: none;
}

.files-group-header:hover {
    color: var(--text-primary, #e2e8f0);
}

.files-group-header .group-chevron {
    transition: transform 0.2s;
}

.files-group-header .group-chevron.collapsed {
    transform: rotate(-90deg);
}

.files-group-header .group-count {
    font-size: 11px;
    font-weight: 400;
    color: var(--text-tertiary, #64748b);
    background: var(--surface-secondary, #1a1a2e);
    padding: 1px 8px;
    border-radius: 10px;
}

/* Folder Section */
.folder-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    background: var(--surface-secondary, #1a1a2e);
    border-radius: 6px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary, #e2e8f0);
    margin-bottom: 8px;
    border: 1px solid var(--border, #2a2a4a);
}

.folder-header:hover {
    background: var(--surface-hover, #252545);
}

.folder-header .folder-actions {
    margin-left: auto;
    display: flex;
    gap: 4px;
}

.folder-header .folder-actions button {
    background: none;
    border: none;
    color: var(--text-tertiary, #64748b);
    cursor: pointer;
    padding: 2px 4px;
    border-radius: 4px;
    font-size: 11px;
}

.folder-header .folder-actions button:hover {
    color: var(--text-primary, #e2e8f0);
}

/* Chat Slide-Out Panel */
.files-chat-panel {
    position: fixed;
    top: 0;
    right: 0;
    width: 400px;
    height: 100%;
    background: var(--surface-primary, #0f0f23);
    border-left: 1px solid var(--border, #2a2a4a);
    z-index: 50;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    display: flex;
    flex-direction: column;
}

.files-chat-panel.open {
    transform: translateX(0);
}

.files-chat-panel .chat-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px;
    border-bottom: 1px solid var(--border, #2a2a4a);
}

.files-chat-panel .chat-panel-body {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
}

.files-chat-panel .chat-panel-footer {
    padding: 12px 16px;
    border-top: 1px solid var(--border, #2a2a4a);
}

/* Move-to-folder dropdown */
.move-folder-dropdown {
    position: absolute;
    background: var(--surface-primary, #0f0f23);
    border: 1px solid var(--border, #2a2a4a);
    border-radius: 6px;
    padding: 4px 0;
    min-width: 160px;
    z-index: 100;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}

.move-folder-dropdown button {
    display: block;
    width: 100%;
    text-align: left;
    padding: 6px 12px;
    font-size: 12px;
    color: var(--text-secondary, #94a3b8);
    background: none;
    border: none;
    cursor: pointer;
}

.move-folder-dropdown button:hover {
    background: var(--surface-hover, #252545);
    color: var(--text-primary, #e2e8f0);
}

/* Empty state */
.files-empty-state {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-tertiary, #64748b);
}

.files-empty-state .empty-icon {
    margin-bottom: 12px;
    opacity: 0.5;
}

.files-empty-state p {
    font-size: 13px;
}

/* Progress bar in cards */
.file-card .progress-bar-container {
    width: 100%;
    height: 4px;
    background: var(--border, #2a2a4a);
    border-radius: 2px;
    overflow: hidden;
}

.file-card .progress-bar-fill {
    height: 100%;
    background: var(--accent-blue, #3b82f6);
    border-radius: 2px;
    transition: width 0.3s ease;
}

.file-card .progress-message {
    font-size: 10px;
    color: var(--text-tertiary, #64748b);
    margin-top: 2px;
}

/* Sort dropdown */
.sort-dropdown {
    background: var(--surface-secondary, #1a1a2e);
    border: 1px solid var(--border, #2a2a4a);
    color: var(--text-secondary, #94a3b8);
    border-radius: 6px;
    padding: 5px 8px;
    font-size: 12px;
    cursor: pointer;
}

@media (max-width: 768px) {
    .files-content-wrapper.chat-open {
        margin-right: 0;
    }
    .files-chat-panel {
        width: 100%;
    }
    .files-card-grid {
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    }
}

/* Document Scope Panel */
.doc-scope-panel {
    display: flex;
    flex-direction: column;
    height: 100%;
    padding: 0 4px;
}
.doc-scope-header {
    padding-bottom: 12px;
    border-bottom: 1px solid var(--dark-border-default);
}
.scope-btn {
    color: #10B981 !important;
    border-color: rgba(16,185,129,0.3) !important;
}
.scope-btn:hover {
    background: rgba(16,185,129,0.1) !important;
}
.scope-table tbody tr {
    border-bottom: 1px solid var(--dark-border-subtle, rgba(255,255,255,0.04));
}
.scope-table tbody tr:hover {
    background: rgba(255,255,255,0.02);
}
.scope-table td {
    padding: 8px 6px;
    vertical-align: top;
}

/* Scope filter chips */
.scope-filter-chip {
    transition: all 0.15s;
    font-family: inherit;
}
.scope-filter-chip:hover {
    filter: brightness(1.3);
    transform: translateY(-1px);
}
.scope-filter-active {
    font-weight: 700 !important;
    box-shadow: 0 0 0 1px currentColor;
}

/* ═══════════════════════════════════════════
   ACTION LOG + AUDIT LOG (v5.4)
   ═══════════════════════════════════════════ */

/* View toggle (Action Items | Audit Log) */
.action-log-view-toggle { display:flex; gap:4px; margin-bottom:16px; }
.action-log-toggle-btn {
    padding:8px 16px; border-radius:6px; font-size:13px; font-weight:600;
    cursor:pointer; border:1px solid var(--dark-border);
    background:var(--dark-bg-secondary); color:var(--dark-text-tertiary);
    transition: all 0.15s;
}
.action-log-toggle-btn:hover { color:var(--dark-text-primary); border-color:var(--dark-text-tertiary); }
.action-log-toggle-btn.active {
    background:var(--dark-accent-blue); color:#fff; border-color:var(--dark-accent-blue);
}

/* Toolbar */
.action-log-toolbar {
    display:flex; align-items:center; justify-content:space-between;
    gap:12px; flex-wrap:wrap; margin-bottom:16px;
}
.action-log-filters { display:flex; gap:8px; }
.action-log-actions { display:flex; gap:8px; flex-wrap:wrap; }

/* Overdue row highlight */
.action-item-overdue { background:rgba(239,68,68,0.06) !important; }
.action-item-overdue td:first-child { border-left:3px solid #ef4444; }

/* Priority badges */
.priority-badge { font-size:11px; padding:2px 8px; border-radius:10px; font-weight:600; display:inline-block; }
.priority-critical { background:rgba(239,68,68,0.15); color:#ef4444; }
.priority-high { background:rgba(249,115,22,0.15); color:#f97316; }
.priority-normal { background:rgba(59,130,246,0.15); color:#3b82f6; }
.priority-low { background:rgba(107,114,128,0.15); color:#6b7280; }

/* Status badges */
.action-status-badge { font-size:11px; padding:2px 8px; border-radius:10px; font-weight:600; display:inline-block; }
.action-status-open { background:rgba(59,130,246,0.15); color:#3b82f6; }
.action-status-in_progress { background:rgba(234,179,8,0.15); color:#eab308; }
.action-status-complete { background:rgba(16,185,129,0.15); color:#10b981; }
.action-status-overdue { background:rgba(239,68,68,0.15); color:#ef4444; }

/* Source badge */
.source-badge { font-size:10px; padding:2px 6px; border-radius:4px;
    background:var(--dark-surface-2); color:var(--dark-text-tertiary); display:inline-block; }

/* ─── Audit Timeline ─── */
.audit-timeline { padding:0 0 0 24px; border-left:2px solid var(--dark-border); margin-top:16px; }
.audit-event {
    position:relative; padding:12px 16px; margin-bottom:12px;
    background:var(--dark-bg-secondary); border:1px solid var(--dark-border);
    border-radius:8px; cursor:pointer; transition:border-color 0.15s;
}
.audit-event:hover { border-color:var(--dark-text-tertiary); }
.audit-event::before {
    content:''; position:absolute; left:-30px; top:16px;
    width:12px; height:12px; border-radius:50%;
    background:var(--dark-accent-blue); border:2px solid var(--dark-bg-primary);
}
.audit-event[data-entity="rfi"]::before { background:#3b82f6; }
.audit-event[data-entity="submittal"]::before { background:#10b981; }
.audit-event[data-entity="change_order"]::before { background:#f97316; }
.audit-event[data-entity="action_item"]::before { background:#8b5cf6; }
.audit-event[data-entity="budget"]::before { background:#eab308; }
.audit-event[data-entity="punch_item"]::before { background:#ec4899; }
.audit-event-time { font-size:11px; color:var(--dark-text-tertiary); }
.audit-event-title { font-size:13px; font-weight:600; color:var(--dark-text-primary); margin:4px 0; }
.audit-event-desc { font-size:12px; color:var(--dark-text-secondary); }
.audit-event-details {
    font-size:11px; color:var(--dark-text-tertiary); margin-top:8px;
    padding:8px; background:var(--dark-surface-1); border-radius:4px;
    display:none; font-family:monospace; white-space:pre-wrap;
}
.audit-event.expanded .audit-event-details { display:block; }