/* ============================================
   ReconcileIQ Results - Unified Stylesheet
   Theme: ReconcileIQ Blue
   ============================================ */

/* ============================================
   1. CSS Variables - Design System
   ============================================ */
:root {
    /* Brand Colors - ReconcileIQ Blue */
    --brand-royal: #0A4D8F;
    --brand-royal-dark: #083d72;
    --brand-royal-light: #1a6bb8;
    --brand-sky: #38BDF8;
    --brand-sky-light: #7dd3fc;

    /* Semantic Colors */
    --color-primary: #0A4D8F;
    --color-primary-hover: #083d72;
    --color-primary-light: rgba(10, 77, 143, 0.1);
    --color-secondary: #2563EB;
    --color-success: #10B981;
    --color-success-light: rgba(16, 185, 129, 0.1);
    --color-warning: #F59E0B;
    --color-warning-light: rgba(245, 158, 11, 0.1);
    --color-danger: #EF4444;
    --color-danger-light: rgba(239, 68, 68, 0.1);

    /* Text Colors */
    --text-primary: #1E3A5A;
    --text-secondary: #475569;
    --text-muted: #64748B;
    --text-white: #FFFFFF;

    /* Background Colors */
    --bg-page: #F8FAFC;
    --bg-card: #FFFFFF;
    --bg-subtle: #F1F5F9;
    --bg-muted: #E2E8F0;

    /* Border Colors */
    --border-light: #E2E8F0;
    --border-medium: #CBD5E1;
    --border-focus: #0A4D8F;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.06);

    /* Spacing (8px grid) */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;

    /* Typography */
    --font-sans: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'Fira Code', 'SF Mono', Monaco, 'Courier New', monospace;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;

    /* Z-index layers */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-modal: 1000;
    --z-sidebar: 1005;
    --z-overlay: 1004;
}

/* ============================================
   2. Base Styles
   ============================================ */
*, *::before, *::after {
    box-sizing: border-box;
}

body {
    font-family: var(--font-sans);
    background-color: var(--bg-page);
    color: var(--text-primary);
    line-height: 1.6;
    margin: 0;
    padding: 0;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   3. Layout - Results Container
   ============================================ */
.results-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: var(--space-6) var(--space-8);
}

@media (max-width: 768px) {
    .results-container {
        padding: var(--space-4);
    }
}

/* ============================================
   4. Header Section
   ============================================ */
.results-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-4);
    flex-wrap: wrap;
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    margin-bottom: var(--space-6);
    box-shadow: var(--shadow-card);
    border: 1px solid var(--border-light);
}

.header-left-actions {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.header-meta {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    text-align: right;
    flex-grow: 1;
}

.header-meta h1 {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin: 0;
}

#currentReconciliationName {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--brand-royal);
    line-height: 1.3;
}

#processedTime {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-top: var(--space-1);
}

/* Back Button */
.back-button {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    background: linear-gradient(135deg, var(--brand-royal) 0%, var(--color-secondary) 100%);
    color: var(--text-white);
    border: none;
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: 0 2px 8px rgba(10, 77, 143, 0.25);
}

.back-button:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(10, 77, 143, 0.35);
}

.back-button svg {
    stroke: currentColor;
    width: 18px;
    height: 18px;
}

/* Action Button (History toggle) */
.action-button {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    background: var(--bg-card);
    color: var(--text-secondary);
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-md);
    font-weight: 500;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.action-button:hover:not(:disabled) {
    background: var(--bg-subtle);
    border-color: var(--brand-royal);
    color: var(--brand-royal);
}

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

.action-button.small {
    padding: var(--space-2) var(--space-3);
    font-size: 0.8125rem;
}

.action-button.danger {
    color: var(--color-danger);
    border-color: var(--color-danger-light);
}

.action-button.danger:hover:not(:disabled) {
    background: var(--color-danger-light);
    border-color: var(--color-danger);
}

.action-button.positive {
    background: var(--color-success);
    color: var(--text-white);
    border-color: var(--color-success);
}

.action-button.positive:hover:not(:disabled) {
    background: #059669;
}

/* Help Button */
.help-button {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    padding: var(--space-2) var(--space-4);
    font-size: 0.875rem;
    color: var(--text-muted);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.help-button:hover {
    background: var(--color-primary-light);
    color: var(--brand-royal);
    border-color: var(--brand-royal);
}

.help-button svg {
    color: var(--brand-royal);
    width: 18px;
    height: 18px;
}

/* Header Responsive */
@media (max-width: 900px) {
    .results-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .header-meta {
        align-items: flex-start;
        text-align: left;
        width: 100%;
    }

    .help-button {
        margin-left: auto;
        margin-top: var(--space-2);
    }
}

@media (max-width: 640px) {
    #currentReconciliationName {
        font-size: 1.25rem;
    }
}

/* ============================================
   5. Summary Cards
   ============================================ */
.summary-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--space-4);
    margin-bottom: var(--space-6);
}

.summary-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--space-5);
    box-shadow: var(--shadow-card);
    border: 1px solid var(--border-light);
    transition: all var(--transition-base);
    display: flex;
    align-items: flex-start;
    gap: var(--space-4);
}

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

.summary-card.positive {
    border-left: 4px solid var(--color-success);
    background: linear-gradient(135deg, var(--bg-card) 0%, var(--color-success-light) 100%);
}

.summary-card.negative {
    border-left: 4px solid var(--color-danger);
    background: linear-gradient(135deg, var(--bg-card) 0%, var(--color-danger-light) 100%);
}

.card-icon {
    flex-shrink: 0;
    color: var(--brand-royal);
}

.summary-card.positive .card-icon {
    color: var(--color-success);
}

.summary-card.negative .card-icon {
    color: var(--color-danger);
}

.card-content {
    flex-grow: 1;
}

.card-content h3 {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--text-muted);
    margin: 0 0 var(--space-2) 0;
    text-transform: uppercase;
    letter-spacing: 0.025em;
}

.card-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--brand-royal);
    line-height: 1.2;
}

.summary-card.positive .card-value {
    color: var(--color-success);
}

.summary-card.negative .card-value {
    color: var(--color-danger);
}

.impact-label {
    font-size: 0.8125rem;
    color: var(--text-muted);
    margin-top: var(--space-1);
    font-weight: 500;
}

.impact-label.positive {
    color: var(--color-success);
}

.impact-label.negative {
    color: var(--color-danger);
}

@media (max-width: 768px) {
    .summary-cards {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   6. Tab Navigation
   ============================================ */
.tab-navigation {
    display: flex;
    gap: var(--space-2);
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--space-2);
    margin-bottom: var(--space-4);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.tab-button {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    background: transparent;
    border: none;
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.875rem;
    cursor: pointer;
    white-space: nowrap;
    transition: all var(--transition-fast);
}

.tab-button:hover {
    background: var(--color-primary-light);
    color: var(--brand-royal);
}

.tab-button.active {
    background: var(--brand-royal);
    color: var(--text-white);
}

.tab-button.active:hover {
    background: var(--brand-royal-dark);
    color: var(--text-white);
}

/* Transaction count badge in tabs */
.transaction-count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 24px;
    padding: 2px 8px;
    background: var(--brand-royal);
    color: var(--text-white);
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--radius-full);
}

.tab-button.active .transaction-count {
    background: rgba(255, 255, 255, 0.25);
    color: var(--text-white);
}

/* ============================================
   7. Tab Content & Panes
   ============================================ */
#tabContent {
    position: relative;
}

.tab-pane {
    display: none;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.tab-pane.active {
    display: block;
    opacity: 1;
}

/* ============================================
   8. Transaction Tables
   ============================================ */
.transactions-panel {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
    border: 1px solid var(--border-light);
    padding: var(--space-4);
    margin-bottom: var(--space-4);
}

.transactions-panel.collapsed {
    max-height: 450px;
    overflow: hidden;
    position: relative;
}

.transactions-panel.collapsed::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 80px;
    background: linear-gradient(to bottom, transparent, var(--bg-card));
    pointer-events: none;
}

.table-container {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-light);
}

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

.transactions-table th {
    background: var(--bg-subtle);
    padding: var(--space-3) var(--space-4);
    text-align: left;
    font-weight: 600;
    font-size: 0.8125rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.025em;
    border-bottom: 2px solid var(--border-light);
    position: sticky;
    top: 0;
    z-index: 10;
}

.transactions-table td {
    padding: var(--space-3) var(--space-4);
    border-bottom: 1px solid var(--border-light);
    font-size: 0.875rem;
    color: var(--text-primary);
    vertical-align: middle;
}

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

.transactions-table tbody tr {
    transition: background var(--transition-fast);
}

.transactions-table tbody tr:hover {
    background: var(--color-primary-light);
}

/* Amount styling */
.amount-cell,
.transaction-amount {
    font-family: var(--font-mono);
    font-weight: 600;
    text-align: right;
}

.amount-cell.positive,
.transaction-amount.positive,
.positive {
    color: var(--color-success);
}

.amount-cell.negative,
.transaction-amount.negative,
.negative {
    color: var(--color-danger);
}

/* Table Controls (Sort dropdown) */
.table-controls {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-3);
    padding: var(--space-2) 0;
}

.table-controls label {
    font-weight: 500;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.form-select {
    padding: var(--space-2) var(--space-3);
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    background: var(--bg-card);
    color: var(--text-primary);
    cursor: pointer;
}

.form-select:focus {
    outline: none;
    border-color: var(--brand-royal);
    box-shadow: 0 0 0 3px var(--color-primary-light);
}

/* ============================================
   9. Expand/Collapse Toggle
   ============================================ */
.expand-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    width: 100%;
    padding: var(--space-3);
    margin-top: var(--space-3);
    background: linear-gradient(135deg, var(--brand-royal) 0%, var(--color-secondary) 100%);
    border: none;
    border-radius: var(--radius-md);
    color: var(--text-white);
    font-weight: 600;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: 0 2px 8px rgba(10, 77, 143, 0.25);
}

.expand-toggle:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(10, 77, 143, 0.35);
}

.expand-toggle svg {
    transition: transform var(--transition-base);
}

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

/* ============================================
   10. Export Panel
   ============================================ */
.export-panel {
    display: flex;
    justify-content: flex-end;
    gap: var(--space-3);
    padding: var(--space-4);
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    margin: var(--space-4) 0;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
}

.export-buttons {
    display: flex;
    gap: var(--space-3);
    flex-wrap: wrap;
}

.export-button {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: 1px solid transparent;
}

.export-button.primary {
    background: var(--brand-royal);
    color: var(--text-white);
    border-color: var(--brand-royal);
}

.export-button.primary:hover {
    background: var(--brand-royal-dark);
}

.export-button.secondary {
    background: var(--bg-card);
    color: var(--brand-royal);
    border-color: var(--brand-royal);
}

.export-button.secondary:hover {
    background: var(--color-primary-light);
}

.export-button.gbutton {
    background: var(--color-success);
    color: var(--text-white);
    border-color: var(--color-success);
}

.export-button.gbutton:hover {
    background: #059669;
}

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

/* ============================================
   11. History Sidebar
   ============================================ */
.history-sidebar {
    position: fixed;
    top: 0;
    left: -340px;
    width: 340px;
    height: 100vh;
    background: var(--bg-card);
    border-right: 1px solid var(--border-light);
    box-shadow: var(--shadow-lg);
    z-index: var(--z-sidebar);
    transition: left var(--transition-slow);
    display: flex;
    flex-direction: column;
}

.history-sidebar.open {
    left: 0;
}

.sidebar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-5);
    border-bottom: 1px solid var(--border-light);
    background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--bg-subtle) 100%);
}

.sidebar-header h3 {
    margin: 0;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--brand-royal);
}

.sidebar-content {
    flex-grow: 1;
    overflow-y: auto;
    padding: var(--space-2) 0;
}

#reconciliationHistoryList {
    list-style: none;
    padding: 0;
    margin: 0;
}

.history-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-3) var(--space-5);
    border-bottom: 1px solid var(--border-light);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.history-item:hover {
    background: var(--bg-subtle);
}

.history-item.active {
    background: var(--brand-royal);
    color: var(--text-white);
}

.history-item.active .item-date {
    color: rgba(255, 255, 255, 0.8);
}

.history-item.active .item-name {
    color: var(--text-white);
}

.history-item.active .item-actions button {
    border-color: rgba(255, 255, 255, 0.5);
    color: var(--text-white);
}

.item-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
    flex-grow: 1;
    margin-right: var(--space-3);
    overflow: hidden;
}

.item-name {
    font-weight: 500;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.item-date {
    font-size: 0.8125rem;
    color: var(--text-muted);
}

.item-actions {
    display: flex;
    gap: var(--space-2);
    flex-shrink: 0;
}

.sidebar-footer {
    padding: var(--space-4) var(--space-5);
    border-top: 1px solid var(--border-light);
    background: var(--bg-subtle);
    text-align: right;
}

#noHistoryMessage {
    padding: var(--space-8);
    text-align: center;
    color: var(--text-muted);
    font-style: italic;
}

.sidebar-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    z-index: var(--z-overlay);
    display: none;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.sidebar-overlay.open {
    display: block;
    opacity: 1;
}

/* ============================================
   12. Link Button
   ============================================ */
.link-button {
    background: none;
    border: none;
    color: var(--brand-royal);
    text-decoration: none;
    cursor: pointer;
    padding: 0;
    font-size: inherit;
    transition: color var(--transition-fast);
}

.link-button:hover {
    color: var(--brand-royal-dark);
}

.link-button.small {
    font-size: 0.875rem;
}

/* ============================================
   13. Confirmed Matches Table
   ============================================ */
.confirmed-groups {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    padding: var(--space-4);
}

.confirmed-group {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--space-5);
    box-shadow: var(--shadow-card);
    border: 1px solid var(--border-light);
}

.confirmed-group h4 {
    font-size: 0.9375rem;
    margin: 0 0 var(--space-4) 0;
    color: var(--text-primary);
    font-weight: 600;
    padding-bottom: var(--space-2);
    border-bottom: 1px solid var(--border-light);
}

.confirmed-group h4 span {
    font-weight: 400;
    font-size: 0.8125rem;
    color: var(--text-muted);
    margin-left: var(--space-2);
}

.confirmed-items-table {
    display: flex;
    flex-direction: column;
    font-size: 0.875rem;
}

.confirmed-item-row {
    display: grid;
    grid-template-columns: 70px 90px 1fr 100px;
    gap: var(--space-3);
    padding: var(--space-2) 0;
    border-bottom: 1px solid var(--border-light);
    align-items: center;
}

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

.confirmed-item-row.header {
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.025em;
    border-bottom-width: 2px;
    padding-bottom: var(--space-3);
    margin-bottom: var(--space-2);
}

.confirmed-item-row span {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.confirmed-item-row span:last-child {
    text-align: right;
    font-weight: 500;
    font-family: var(--font-mono);
}

.confirmed-item-row.missing span:first-child {
    color: var(--brand-royal);
    font-weight: 500;
}

.confirmed-item-row.remove span:first-child {
    color: var(--color-danger);
    font-weight: 500;
}

/* ============================================
   14. Matched Transactions Display
   ============================================ */
.matched-transactions-container {
    padding: var(--space-4);
}

.matched-transactions-container h3 {
    font-size: 1.125rem;
    margin-bottom: var(--space-5);
    color: var(--text-primary);
    font-weight: 600;
    text-align: center;
}

.matched-pairs-container {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    transition: max-height var(--transition-slow);
    overflow: hidden;
    position: relative;
}

.matched-pairs-container.collapsed {
    max-height: 450px;
}

.matched-pairs-container.collapsed::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 100px;
    background: linear-gradient(to bottom, transparent, var(--bg-page));
    pointer-events: none;
}

.matched-pair {
    display: grid;
    grid-template-columns: 50px 1fr 100px 1fr;
    gap: var(--space-4);
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: var(--space-4);
    box-shadow: var(--shadow-card);
    transition: all var(--transition-base);
}

.matched-pair:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.match-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-1);
}

.match-icon {
    color: var(--color-success);
}

.match-number {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 500;
}

.matched-transaction {
    background: var(--bg-subtle);
    border-radius: var(--radius-md);
    padding: var(--space-3);
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.bank-side {
    border-left: 3px solid var(--brand-royal);
}

.book-side {
    border-left: 3px solid var(--color-success);
}

.transaction-header {
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--text-muted);
    letter-spacing: 0.5px;
}

.transaction-date {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.transaction-description {
    font-size: 0.9375rem;
    color: var(--text-primary);
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.match-connection {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
}

.connection-line {
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--brand-royal) 0%, var(--color-success) 100%);
    opacity: 0.3;
}

.date-diff-badge {
    position: absolute;
    background: var(--bg-card);
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-sm);
    font-size: 0.6875rem;
    font-weight: 600;
    white-space: nowrap;
    box-shadow: var(--shadow-sm);
}

.date-diff-badge.exact-match {
    color: var(--color-success);
    border: 1px solid var(--color-success);
}

.date-diff-badge.near-match {
    color: var(--color-warning);
    border: 1px solid var(--color-warning);
}

.matched-info {
    margin-top: var(--space-5);
    padding: var(--space-4);
    background: var(--bg-subtle);
    border-radius: var(--radius-lg);
}

.matched-stats {
    display: flex;
    justify-content: center;
    gap: var(--space-8);
    flex-wrap: wrap;
}

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

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

/* Responsive matched pairs */
@media (max-width: 768px) {
    .matched-pair {
        grid-template-columns: 1fr;
        gap: var(--space-2);
    }

    .match-indicator {
        display: none;
    }

    .match-connection {
        height: 2rem;
    }

    .connection-line {
        width: 2px;
        height: 100%;
        background: linear-gradient(180deg, var(--brand-royal) 0%, var(--color-success) 100%);
    }
}

/* ============================================
   15. Status Badges
   ============================================ */
.status-badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.025em;
}

.status-unconfirmed {
    background: var(--color-warning-light);
    color: var(--color-warning);
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.status-confirmed {
    background: var(--color-success-light);
    color: var(--color-success);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

/* ============================================
   16. Batch Match Styling
   ============================================ */
.match-badge.batch {
    background: var(--brand-royal);
    color: var(--text-white);
    padding: 2px 8px;
    border-radius: var(--radius-full);
    font-size: 0.625rem;
    font-weight: 600;
    margin-left: var(--space-2);
    display: inline-block;
    text-transform: uppercase;
    letter-spacing: 0.025em;
}

.batch-matches-section {
    margin-top: var(--space-5);
    border-top: 1px solid var(--border-light);
    padding-top: var(--space-4);
}

.batch-matches-section h3 {
    margin-bottom: var(--space-4);
    color: var(--brand-royal);
    font-size: 1rem;
    font-weight: 600;
}

.batch-match {
    margin-bottom: var(--space-4);
    padding: var(--space-3);
    border: 1px solid var(--border-light);
    border-left: 4px solid var(--brand-royal);
    border-radius: var(--radius-md);
    background: var(--bg-subtle);
}

.batch-match-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-2);
}

.batch-match-confidence {
    background: var(--brand-royal);
    color: var(--text-white);
    padding: 2px 8px;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
}

.batch-components {
    margin-top: var(--space-3);
}

.batch-component-header {
    font-weight: 600;
    margin-bottom: var(--space-2);
    color: var(--text-secondary);
    font-size: 0.8125rem;
}

.batch-component {
    margin-bottom: var(--space-2);
    padding: var(--space-2);
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-sm);
    display: flex;
    justify-content: space-between;
    font-size: 0.875rem;
}

.batch-component .component-date {
    min-width: 90px;
    color: var(--text-secondary);
}

.batch-component .component-amount {
    font-weight: 600;
    font-family: var(--font-mono);
    text-align: right;
}

.batch-component .component-description {
    flex-grow: 1;
    margin: 0 var(--space-3);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 280px;
}

.batch-total {
    margin-top: var(--space-3);
    text-align: right;
    font-weight: 600;
    padding: var(--space-2) var(--space-3);
    border-top: 1px dashed var(--border-medium);
    font-family: var(--font-mono);
}

.batch-summary {
    display: flex;
    justify-content: space-between;
    margin-top: var(--space-2);
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* ============================================
   17. Rename Input
   ============================================ */
#renameInput {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--brand-royal);
    padding: var(--space-2);
    border: 2px solid var(--brand-royal);
    border-radius: var(--radius-md);
    width: auto;
    max-width: 100%;
    background: var(--bg-card);
}

#renameInput:focus {
    outline: none;
    box-shadow: 0 0 0 3px var(--color-primary-light);
}

@media (max-width: 640px) {
    #renameInput {
        font-size: 1.25rem;
    }
}

/* ============================================
   18. Pagination Controls
   ============================================ */
.pagination-controls {
    margin: var(--space-5) 0;
    padding: var(--space-4);
    background: var(--bg-subtle);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
}

.pagination-info {
    text-align: center;
    margin-bottom: var(--space-3);
    color: var(--text-muted);
    font-size: 0.875rem;
}

.pagination-buttons {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--space-2);
}

.pagination-buttons button {
    padding: var(--space-2) var(--space-3);
    border: 1px solid var(--border-medium);
    background: var(--bg-card);
    color: var(--text-secondary);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 0.875rem;
    transition: all var(--transition-fast);
}

.pagination-buttons button:hover:not(:disabled) {
    background: var(--bg-subtle);
    border-color: var(--brand-royal);
    color: var(--brand-royal);
}

.pagination-buttons button.active {
    background: var(--brand-royal);
    color: var(--text-white);
    border-color: var(--brand-royal);
}

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

.page-numbers {
    display: flex;
    gap: var(--space-1);
    align-items: center;
}

.page-numbers span {
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* ============================================
   19. Performance Notice
   ============================================ */
.performance-notice {
    background: linear-gradient(135deg, var(--brand-royal) 0%, var(--color-secondary) 100%);
    color: var(--text-white);
    padding: var(--space-4);
    margin: var(--space-4) 0;
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 12px rgba(10, 77, 143, 0.25);
}

.performance-notice-content {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.performance-icon {
    font-size: 1.5rem;
}

.performance-text {
    flex: 1;
}

.performance-text strong {
    display: block;
    font-size: 1rem;
    margin-bottom: var(--space-1);
}

.performance-text p {
    margin: 0;
    font-size: 0.875rem;
    opacity: 0.9;
}

.performance-close {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: var(--text-white);
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
    cursor: pointer;
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition-fast);
}

.performance-close:hover {
    background: rgba(255, 255, 255, 0.3);
}

.large-dataset-notice {
    padding: var(--space-6);
    text-align: center;
    background: var(--bg-subtle);
    border: 2px dashed var(--border-medium);
    border-radius: var(--radius-lg);
    color: var(--text-muted);
    font-size: 1rem;
    margin: var(--space-4) 0;
}

/* ============================================
   20. Match Summary
   ============================================ */
.match-summary {
    background: var(--bg-subtle);
    padding: var(--space-3);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-4);
    border-left: 4px solid var(--color-success);
}

.match-summary div:first-child {
    font-weight: 600;
    color: var(--color-success);
    margin-bottom: var(--space-1);
}

.match-summary div:last-child {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* ============================================
   21. No Data States
   ============================================ */
.no-data {
    padding: var(--space-8);
    text-align: center;
    color: var(--text-muted);
    font-style: italic;
}

.error-message {
    color: var(--color-danger);
    padding: var(--space-6);
    border: 1px solid var(--color-danger);
    background: var(--color-danger-light);
    border-radius: var(--radius-lg);
    text-align: center;
}

/* ============================================
   22. Animations
   ============================================ */
@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.animate-spin {
    animation: spin 1s linear infinite;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

/* ============================================
   23. Print Styles
   ============================================ */
@media print {
    .history-sidebar,
    .sidebar-overlay,
    .export-panel,
    .expand-toggle,
    .help-button,
    .action-button,
    .back-button {
        display: none !important;
    }

    .results-container {
        max-width: 100%;
        padding: 0;
    }

    .transactions-panel.collapsed {
        max-height: none;
    }

    .transactions-panel.collapsed::after {
        display: none;
    }

    .matched-pairs-container.collapsed {
        max-height: none;
    }

    .matched-pairs-container.collapsed::after {
        display: none;
    }
}

/* ============================================
   24. Utility Classes
   ============================================ */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }
.font-mono { font-family: var(--font-mono); }
.font-bold { font-weight: 700; }
.font-semibold { font-weight: 600; }
.font-medium { font-weight: 500; }

/* Visually hidden but accessible */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ============================================
   25. Transaction Table - Filter & Controls
   ============================================ */
.filter-section {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
    padding: var(--space-4);
    background: var(--bg-subtle);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-4);
    border: 1px solid var(--border-light);
    align-items: center;
}

.search-box {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    flex: 1;
    min-width: 200px;
}

.search-input {
    flex: 1;
    padding: var(--space-2) var(--space-3);
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    background: var(--bg-card);
    color: var(--text-primary);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.search-input:focus {
    outline: none;
    border-color: var(--brand-royal);
    box-shadow: 0 0 0 3px var(--color-primary-light);
}

.search-input::placeholder {
    color: var(--text-muted);
}

.clear-button {
    padding: var(--space-2);
    background: transparent;
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-md);
    color: var(--text-muted);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.clear-button:hover {
    background: var(--color-danger-light);
    border-color: var(--color-danger);
    color: var(--color-danger);
}

.filter-controls {
    display: flex;
    gap: var(--space-4);
    flex-wrap: wrap;
}

.date-range,
.amount-range {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: 0.8125rem;
    color: var(--text-secondary);
}

.date-range input,
.amount-range input {
    padding: var(--space-2);
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-sm);
    font-size: 0.8125rem;
    width: 130px;
    background: var(--bg-card);
}

.date-range input:focus,
.amount-range input:focus {
    outline: none;
    border-color: var(--brand-royal);
}

.id-filter-info {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    background: var(--color-primary-light);
    border: 1px solid var(--brand-royal);
    border-radius: var(--radius-md);
    color: var(--brand-royal);
    font-size: 0.8125rem;
    font-weight: 500;
}

/* ============================================
   26. Transaction Table - Panel Structure
   ============================================ */
.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: var(--space-4);
    padding: var(--space-4);
    background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--bg-subtle) 100%);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    border-bottom: 1px solid var(--border-light);
}

.header-content {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.header-content h3 {
    margin: 0;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--brand-royal);
}

.header-content p {
    margin: 0;
    font-size: 0.8125rem;
    color: var(--text-muted);
}

.header-description {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin: 0;
}

.header-summary {
    display: flex;
    gap: var(--space-6);
    flex-wrap: wrap;
}

.summary-item {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: var(--space-1);
}

.summary-label {
    font-size: 0.6875rem;
    font-weight: 500;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.summary-value {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--brand-royal);
    font-family: var(--font-mono);
}

.panel-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-3) var(--space-4);
    background: var(--bg-subtle);
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
    border-top: 1px solid var(--border-light);
}

/* ============================================
   27. Transaction Table - Columns & Cells
   ============================================ */
.actions-column,
.likelihood-column,
.match-type-column {
    text-align: center;
    min-width: 100px;
}

.amount-column {
    text-align: right;
    min-width: 100px;
}

.actions-cell {
    display: flex;
    gap: var(--space-2);
    justify-content: center;
}

.likelihood-cell {
    text-align: center;
    font-family: var(--font-mono);
    font-size: 0.8125rem;
}

.match-type-cell {
    text-align: center;
}

.description-cell {
    max-width: 300px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.badges-container {
    display: inline-flex;
    gap: var(--space-1);
    margin-left: var(--space-2);
    vertical-align: middle;
}

.batch-transaction {
    background: linear-gradient(90deg, var(--color-primary-light) 0%, transparent 100%);
}

.batch-transaction td:first-child {
    border-left: 3px solid var(--brand-royal);
}

/* Quick Confirm Buttons */
.quick-confirm-button,
.quick-confirm-batch-button {
    padding: var(--space-1) var(--space-2);
    font-size: 0.6875rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
    border: none;
}

.quick-confirm-button {
    background: var(--color-success);
    color: var(--text-white);
}

.quick-confirm-button:hover {
    background: #059669;
    transform: translateY(-1px);
}

.quick-confirm-batch-button {
    background: var(--brand-royal);
    color: var(--text-white);
}

.quick-confirm-batch-button:hover {
    background: var(--brand-royal-dark);
    transform: translateY(-1px);
}

/* No Results State */
.no-results-message {
    padding: var(--space-8);
    text-align: center;
    color: var(--text-muted);
    font-style: italic;
    background: var(--bg-subtle);
    border-radius: var(--radius-lg);
    border: 2px dashed var(--border-medium);
}

.details-unavailable {
    color: var(--text-muted);
    font-style: italic;
    font-size: 0.875rem;
}

/* ============================================
   28. Insights Panel
   ============================================ */
.insights-panel {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
    padding: var(--space-4);
}

.insights-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: var(--space-4);
    flex-wrap: wrap;
}

.insights-header h2 {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--brand-royal);
}

.insights-stats {
    display: flex;
    gap: var(--space-4);
    flex-wrap: wrap;
}

.quick-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--space-4);
    margin-bottom: var(--space-4);
}

.stat-item {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
    padding: var(--space-4);
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-sm);
}

.stat-label {
    font-size: 0.6875rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    font-family: var(--font-mono);
}

.stat-danger {
    color: var(--color-danger);
}

.stat-warning {
    color: var(--color-warning);
}

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

.insights-content {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.insights-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-4);
}

.insights-section {
    padding: var(--space-4);
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
}

.insights-section h3 {
    margin: 0 0 var(--space-4) 0;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    padding-bottom: var(--space-2);
    border-bottom: 1px solid var(--border-light);
}

/* ============================================
   29. Insight Cards (Expandable)
   ============================================ */
.insight-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
    overflow: hidden;
    transition: box-shadow var(--transition-base);
}

.insight-card:hover {
    box-shadow: var(--shadow-md);
}

.insight-card.severity-high {
    border-left: 4px solid var(--color-danger);
}

.insight-card.severity-medium {
    border-left: 4px solid var(--color-warning);
}

.insight-card.severity-low {
    border-left: 4px solid var(--text-muted);
}

.card-header {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.card-header:hover {
    background: var(--bg-subtle);
}

.card-header .header-content {
    flex: 1;
}

.card-header h4 {
    margin: 0;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--text-primary);
}

.card-header p {
    margin: var(--space-1) 0 0 0;
    font-size: 0.8125rem;
    color: var(--text-muted);
}

.expand-icon {
    color: var(--text-muted);
    transition: transform var(--transition-base);
    flex-shrink: 0;
}

.insight-card.expanded .expand-icon {
    transform: rotate(180deg);
}

.card-details {
    display: none;
    padding: var(--space-4);
    background: var(--bg-subtle);
    border-top: 1px solid var(--border-light);
}

.insight-card.expanded .card-details {
    display: block;
}

.details-section {
    padding: var(--space-3);
}

.details-section h5 {
    margin: 0 0 var(--space-3) 0;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.025em;
}

/* ============================================
   30. Insight Detail Components
   ============================================ */
/* Cluster Timeline */
.cluster-timeline {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.cluster-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-2) var(--space-3);
    background: var(--bg-card);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-light);
}

.cluster-date-range {
    font-size: 0.8125rem;
    color: var(--text-primary);
    font-weight: 500;
}

.cluster-count {
    font-size: 0.75rem;
    color: var(--text-muted);
    background: var(--bg-muted);
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-full);
}

/* Contra List */
.contra-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.contra-item {
    padding: var(--space-3);
    background: var(--bg-card);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-light);
}

.contra-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-2);
    font-weight: 600;
    color: var(--text-primary);
}

.contra-txns {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.contra-desc {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.contra-desc button {
    padding: var(--space-1) var(--space-2);
    font-size: 0.6875rem;
    background: var(--brand-royal);
    color: var(--text-white);
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
}

/* Recurring List */
.recurring-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.recurring-item {
    padding: var(--space-3);
    background: var(--bg-card);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-light);
    border-left: 4px solid var(--brand-royal);
}

.recurring-item.consistent {
    border-left-color: var(--color-success);
}

.recurring-item.inconsistent {
    border-left-color: var(--color-warning);
}

.recurring-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-2);
}

.recurring-header strong {
    font-size: 1rem;
    color: var(--text-primary);
    font-family: var(--font-mono);
}

.recurring-description {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-bottom: var(--space-2);
}

.occurrence-count {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.occurrence-details {
    margin-top: var(--space-2);
}

.occurrence-details summary {
    font-size: 0.75rem;
    color: var(--brand-royal);
    cursor: pointer;
}

.occurrence-dates {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-1);
    margin-top: var(--space-2);
}

.date-chip {
    padding: var(--space-1) var(--space-2);
    background: var(--bg-muted);
    border-radius: var(--radius-sm);
    font-size: 0.6875rem;
    color: var(--text-secondary);
}

.intervals-info {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-style: italic;
    margin-top: var(--space-2);
}

.interval-info {
    display: flex;
    gap: var(--space-2);
    flex-wrap: wrap;
    margin-top: var(--space-2);
}

.interval-chip {
    padding: var(--space-1) var(--space-2);
    background: var(--bg-muted);
    border-radius: var(--radius-full);
    font-size: 0.6875rem;
    font-weight: 500;
}

.interval-chip.irregular {
    background: var(--color-warning-light);
    color: var(--color-warning);
}

/* Fuzzy Match List */
.fuzzy-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.fuzzy-item {
    padding: var(--space-3);
    background: var(--bg-card);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-light);
}

.fuzzy-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-2);
}

.fuzzy-desc {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.similarity {
    padding: var(--space-1) var(--space-2);
    background: var(--color-success-light);
    color: var(--color-success);
    border-radius: var(--radius-full);
    font-size: 0.6875rem;
    font-weight: 600;
}

/* Outlier List */
.outlier-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.outlier-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-2) var(--space-3);
    background: var(--bg-card);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-light);
    font-size: 0.8125rem;
}

/* Amount Patterns */
.amount-patterns,
.amount-char-list,
.details-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.pattern-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-2) var(--space-3);
    background: var(--bg-card);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-light);
}

.occurrences {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Other Detail Sections */
.source-bias-details,
.timing-details,
.combined-details,
.amount-char-details {
    padding: var(--space-3);
    background: var(--bg-card);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-light);
}

/* ============================================
   31. Recommendations Section
   ============================================ */
.recommendations-section {
    padding: var(--space-4);
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
}

.recommendations-section h3 {
    margin: 0 0 var(--space-4) 0;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--brand-royal);
}

.recommendations-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.recommendation-item {
    padding: var(--space-4);
    background: var(--bg-subtle);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-light);
}

.recommendation-item.priority-high {
    border-left: 4px solid var(--color-danger);
}

.recommendation-item.priority-medium {
    border-left: 4px solid var(--color-warning);
}

.recommendation-item.priority-low {
    border-left: 4px solid var(--text-muted);
}

.recommendation-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-2);
}

.recommendation-header h4 {
    margin: 0;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--text-primary);
}

.priority-badge {
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-full);
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
}

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

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

.priority-badge.low {
    background: var(--bg-muted);
    color: var(--text-muted);
}

.recommendation-details {
    margin-top: var(--space-3);
}

.recommendation-steps {
    margin: 0;
    padding-left: var(--space-5);
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.recommendation-steps li {
    margin-bottom: var(--space-2);
}

.related-insight-details {
    margin-top: var(--space-3);
}

.related-insight-details summary {
    font-size: 0.8125rem;
    color: var(--brand-royal);
    cursor: pointer;
    font-weight: 500;
}

.related-insight-content {
    margin-top: var(--space-2);
    padding-left: var(--space-4);
    border-left: 2px solid var(--border-medium);
    font-size: 0.8125rem;
    color: var(--text-secondary);
}

/* ============================================
   32. Pattern Analysis Panel
   ============================================ */
.pattern-analysis-panel {
    padding: var(--space-4);
}

.pattern-header {
    margin-bottom: var(--space-6);
}

.pattern-header h2 {
    margin: 0 0 var(--space-2) 0;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--brand-royal);
}

.pattern-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--space-4);
}

.pattern-section {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--space-5);
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-sm);
}

.pattern-section h3 {
    margin: 0 0 var(--space-4) 0;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    padding-bottom: var(--space-2);
    border-bottom: 1px solid var(--border-light);
}

/* Timing Analysis */
.timing-summary {
    display: flex;
    justify-content: space-around;
    gap: var(--space-4);
    margin-bottom: var(--space-4);
    flex-wrap: wrap;
}

.timing-charts {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.day-of-week-chart {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    height: 150px;
    padding: var(--space-4) 0;
    border-bottom: 2px solid var(--border-light);
}

.day-bar {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-1);
    flex: 1;
}

.bar-container {
    width: 100%;
    height: 100px;
    display: flex;
    align-items: flex-end;
    justify-content: center;
}

.bar {
    width: 60%;
    background: linear-gradient(180deg, var(--brand-royal) 0%, var(--brand-sky) 100%);
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    transition: height var(--transition-base);
    min-height: 4px;
}

.bar-value {
    font-size: 0.6875rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-1);
}

.bar-label,
.day-label {
    font-size: 0.6875rem;
    color: var(--text-muted);
    font-weight: 500;
}

/* Amount Clusters */
.amount-clusters {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

/* Term Items */
.term-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-2) var(--space-3);
    background: var(--bg-subtle);
    border-radius: var(--radius-md);
}

.term-header {
    font-size: 0.875rem;
    color: var(--text-primary);
}

.term-count {
    font-size: 0.75rem;
    color: var(--text-muted);
    background: var(--bg-muted);
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-full);
}

/* ============================================
   33. Visualization Panel & Charts
   ============================================ */
.visualization-panel {
    padding: var(--space-4);
}

.visualization-panel h2 {
    margin: 0 0 var(--space-4) 0;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--brand-royal);
}

.chart-section {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--space-5);
    margin-bottom: var(--space-4);
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-sm);
}

.chart-section.full-width {
    width: 100%;
}

.chart-section h3 {
    margin: 0 0 var(--space-4) 0;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.chart-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-4);
}

.info-tooltip {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 16px;
    height: 16px;
    background: var(--bg-muted);
    border-radius: var(--radius-full);
    font-size: 0.625rem;
    color: var(--text-muted);
    cursor: help;
}

/* Timeline Chart */
.timeline-container {
    overflow-x: auto;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    background: var(--bg-subtle);
}

.timeline-scroll {
    position: relative;
    min-height: 200px;
    padding: var(--space-4);
}

.timeline-chart {
    position: relative;
    height: 150px;
}

.timeline-axis {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 30px;
    display: flex;
    border-top: 1px solid var(--border-medium);
}

.timeline-events {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 30px;
}

.timeline-event {
    position: absolute;
    width: 8px;
    height: 8px;
    border-radius: var(--radius-full);
    transform: translate(-50%, -50%);
    cursor: pointer;
    transition: transform var(--transition-fast);
}

.timeline-event:hover {
    transform: translate(-50%, -50%) scale(1.5);
}

.timeline-event.missing-event {
    background: var(--brand-royal);
}

.timeline-event.remove-event {
    background: var(--color-danger);
}

.month-marker {
    display: flex;
    flex-direction: column;
    align-items: center;
    flex: 1;
    padding-top: var(--space-2);
}

.marker-line {
    width: 1px;
    height: 8px;
    background: var(--border-medium);
}

.marker-label {
    font-size: 0.6875rem;
    color: var(--text-muted);
    writing-mode: vertical-rl;
    transform: rotate(180deg);
    margin-top: var(--space-1);
}

/* Distribution Chart */
.distribution-chart {
    height: 300px;
}

.distribution-content {
    height: 100%;
    display: flex;
    flex-direction: column;
}

.distribution-bars {
    flex: 1;
    display: flex;
    justify-content: space-around;
    align-items: flex-end;
    gap: var(--space-2);
    padding-bottom: var(--space-4);
}

.distribution-bar-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    flex: 1;
    max-width: 80px;
}

.distribution-bar-wrapper .bar-container {
    width: 100%;
    height: 200px;
    display: flex;
    align-items: flex-end;
    justify-content: center;
}

.distribution-bar-wrapper .bar {
    width: 80%;
}

.distribution-bar-wrapper .bar-value {
    text-align: center;
}

.distribution-bar-wrapper .bar-label {
    text-align: center;
    font-size: 0.625rem;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Donut Chart */
.donut-chart {
    padding: var(--space-4);
}

.donut-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-4);
}

.donut-wrapper {
    position: relative;
    width: 180px;
    height: 180px;
}

.donut {
    transform: rotate(-90deg);
}

.donut-ring {
    fill: none;
    stroke: var(--bg-muted);
    stroke-width: 20;
}

.donut-segment {
    fill: none;
    stroke-width: 20;
    transition: stroke-dasharray var(--transition-slow);
}

.donut-segment.missing {
    stroke: var(--brand-royal);
}

.donut-segment.remove {
    stroke: var(--color-danger);
}

.donut-total {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
}

.donut-total-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    display: block;
}

.donut-total-label {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.donut-legend {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3);
    width: 100%;
    max-width: 300px;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.legend-color {
    width: 12px;
    height: 12px;
    border-radius: var(--radius-sm);
    flex-shrink: 0;
}

.legend-color.missing {
    background: var(--brand-royal);
}

.legend-color.remove {
    background: var(--color-danger);
}

.legend-label {
    flex: 1;
    font-size: 0.8125rem;
    color: var(--text-secondary);
}

.legend-value {
    font-family: var(--font-mono);
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--text-primary);
}

.legend-percentage {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-left: var(--space-1);
}

/* Trend Chart */
.trend-chart {
    padding: var(--space-4);
}

.trend-container {
    padding: var(--space-4);
}

.trend-grid {
    display: flex;
    justify-content: space-around;
    height: 200px;
    align-items: flex-end;
    gap: var(--space-4);
    padding-bottom: var(--space-4);
}

.trend-column {
    display: flex;
    flex-direction: column;
    align-items: center;
    flex: 1;
}

.trend-bars {
    display: flex;
    gap: var(--space-1);
    align-items: flex-end;
    height: 150px;
}

.trend-bar {
    width: 20px;
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    transition: height var(--transition-base);
    min-height: 4px;
}

.trend-bar.missing {
    background: var(--brand-royal);
}

.trend-bar.remove {
    background: var(--color-danger);
}

.trend-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: var(--space-2);
    text-align: center;
}

.trend-legend {
    display: flex;
    justify-content: center;
    gap: var(--space-6);
    margin-top: var(--space-4);
    padding-top: var(--space-4);
    border-top: 1px solid var(--border-light);
}

/* ============================================
   34. Modal Component Styles
   ============================================ */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base), visibility var(--transition-base);
}

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

.modal-content {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    width: 90%;
    max-width: 700px;
    max-height: 90vh;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-direction: column;
    transform: scale(0.95);
    transition: transform var(--transition-base);
}

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

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-5);
    background: linear-gradient(135deg, var(--brand-royal) 0%, var(--color-secondary) 100%);
    color: var(--text-white);
}

.modal-header h3 {
    margin: 0;
    font-size: 1.125rem;
    font-weight: 600;
}

.close-button {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: var(--text-white);
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    transition: background var(--transition-fast);
}

.close-button:hover {
    background: rgba(255, 255, 255, 0.3);
}

.modal-body {
    padding: var(--space-5);
    overflow-y: auto;
    flex: 1;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-5);
    background: var(--bg-subtle);
    border-top: 1px solid var(--border-light);
}

.close-button-bottom {
    padding: var(--space-2) var(--space-4);
    background: var(--bg-card);
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    cursor: pointer;
    font-weight: 500;
    transition: all var(--transition-fast);
}

.close-button-bottom:hover {
    background: var(--bg-subtle);
    border-color: var(--brand-royal);
    color: var(--brand-royal);
}

/* Detail Row in Modal */
.detail-row {
    display: flex;
    padding: var(--space-2) 0;
    border-bottom: 1px solid var(--border-light);
}

.detail-row:last-child {
    border-bottom: none;
}

.detail-row strong {
    min-width: 120px;
    color: var(--text-muted);
    font-weight: 500;
    font-size: 0.8125rem;
}

.detail-row span {
    flex: 1;
    color: var(--text-primary);
    font-size: 0.875rem;
}

/* Matches Section in Modal */
.matches-section {
    margin-top: var(--space-5);
    padding-top: var(--space-4);
    border-top: 1px solid var(--border-light);
}

.matches-section h4 {
    margin: 0 0 var(--space-4) 0;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.potential-match {
    padding: var(--space-4);
    background: var(--bg-subtle);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-light);
    margin-bottom: var(--space-3);
}

.potential-match:last-child {
    margin-bottom: 0;
}

.match-confidence {
    display: inline-flex;
    align-items: center;
    padding: var(--space-1) var(--space-3);
    background: var(--color-success-light);
    color: var(--color-success);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: var(--space-2);
}

.component-date {
    min-width: 90px;
    color: var(--text-secondary);
    font-size: 0.8125rem;
}

.component-description {
    flex: 1;
    color: var(--text-primary);
    font-size: 0.875rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.component-amount {
    font-family: var(--font-mono);
    font-weight: 600;
    text-align: right;
    min-width: 100px;
}

.difference-amount {
    font-size: 0.75rem;
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-sm);
    margin-top: var(--space-2);
    display: inline-block;
}

.difference-amount.positive {
    background: var(--color-success-light);
    color: var(--color-success);
}

.difference-amount.negative {
    background: var(--color-danger-light);
    color: var(--color-danger);
}

/* ============================================
   35. Responsive Adjustments for New Components
   ============================================ */
@media (max-width: 768px) {
    .filter-section {
        flex-direction: column;
        align-items: stretch;
    }

    .search-box {
        width: 100%;
    }

    .filter-controls {
        flex-direction: column;
    }

    .date-range,
    .amount-range {
        flex-wrap: wrap;
    }

    .date-range input,
    .amount-range input {
        width: 100%;
    }

    .panel-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .header-summary {
        width: 100%;
        justify-content: space-between;
    }

    .insights-grid,
    .pattern-grid,
    .chart-grid {
        grid-template-columns: 1fr;
    }

    .quick-stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .trend-grid {
        flex-wrap: wrap;
    }

    .trend-column {
        min-width: 80px;
    }

    .donut-legend {
        grid-template-columns: 1fr;
    }

    .modal-content {
        width: 95%;
        max-height: 95vh;
    }
}