/* Reset */
* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --success: #16a34a;
    --success-bg: rgba(22, 163, 74, 0.1);
    --warning: #f59e0b;
    --warning-bg: rgba(245, 158, 11, 0.1);
    --danger: #dc2626;
    --danger-bg: rgba(220, 38, 38, 0.1);
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-500: #64748b;
    --gray-700: #334155;
    --gray-900: #0f172a;
    --sidebar-width: 220px;
    --radius: 8px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--gray-100);
    color: var(--gray-900);
    line-height: 1.5;
}

/* App Layout */
.app {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background: var(--gray-900);
    color: white;
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    z-index: 100;
}

.sidebar-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--gray-700);
}

.sidebar-header h1 {
    font-size: 1.25rem;
    font-weight: 700;
    line-height: 1.3;
}

.nav-menu {
    list-style: none;
    padding: 1rem 0;
    flex: 1;
}

.nav-link {
    display: block;
    padding: 0.75rem 1.5rem;
    color: var(--gray-300);
    text-decoration: none;
    transition: all 0.15s;
}

.nav-link:hover {
    background: var(--gray-700);
    color: white;
}

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

.sidebar-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--gray-700);
}

.sidebar-footer a {
    color: var(--gray-500);
    text-decoration: none;
    font-size: 0.875rem;
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    padding: 2rem;
    min-height: 100vh;
}

/* Pages */
.page { display: none; }
.page.active { display: block; }

.page-header {
    margin-bottom: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.page-header h2 {
    font-size: 1.5rem;
    font-weight: 600;
}

.page-header p {
    color: var(--gray-500);
    margin-top: 0.25rem;
}

.page-header-with-back {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.page-actions {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

/* Cards */
.card {
    background: white;
    border-radius: var(--radius);
    padding: 1.5rem;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    margin-bottom: 1.5rem;
}

.card h3 {
    font-size: 1rem;
    margin-bottom: 1rem;
    color: var(--gray-700);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.card-header h3 { margin-bottom: 0; }

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.stat-card {
    background: white;
    border-radius: var(--radius);
    padding: 1.25rem;
    text-align: center;
}

.stat-card .value {
    font-size: 2rem;
    font-weight: 700;
    line-height: 1;
}

.stat-card .label {
    font-size: 0.75rem;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: 0.5rem;
}

.stat-card.success .value { color: var(--success); }
.stat-card.warning .value { color: var(--warning); }
.stat-card.danger .value { color: var(--danger); }

/* Tables */
.toolkit-table {
    width: 100%;
    border-collapse: collapse;
}

.toolkit-table th,
.toolkit-table td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--gray-200);
}

.toolkit-table th {
    font-weight: 500;
    color: var(--gray-500);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.toolkit-table tbody tr:hover {
    background: var(--gray-50);
}

/* Status Badges */
.status-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 500;
}

.status-badge.checked_in { background: var(--success-bg); color: var(--success); }
.status-badge.checked_out { background: var(--gray-200); color: var(--gray-700); }
.status-badge.incomplete { background: var(--danger-bg); color: var(--danger); }
.status-badge.never_checked { background: var(--warning-bg); color: var(--warning); }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem 1rem;
    border: none;
    border-radius: var(--radius);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s;
    text-decoration: none;
}

.btn-small, .btn-sm { padding: 0.375rem 0.75rem; font-size: 0.8rem; }
.btn-large { padding: 0.75rem 1.5rem; font-size: 1rem; }
.btn-block { width: 100%; }

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

.btn-secondary { background: var(--gray-100); color: var(--gray-700); border: 1px solid var(--gray-200); }
.btn-secondary:hover { background: var(--gray-200); }

.btn-danger { background: var(--danger); color: white; }
.btn-danger:hover { background: #b91c1c; }

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

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

.form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: 0.375rem;
    font-size: 0.875rem;
}

.form-group small {
    display: block;
    color: var(--gray-500);
    font-size: 0.75rem;
    margin-top: 0.25rem;
}

.input-with-button {
    display: flex;
    gap: 0.5rem;
}

.input-with-button input {
    flex: 1;
}

.input-with-button .btn {
    flex-shrink: 0;
}

input[type="text"],
select {
    width: 100%;
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius);
    font-size: 0.875rem;
}

input:focus, select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

hr {
    border: none;
    border-top: 1px solid var(--gray-200);
    margin: 1rem 0;
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
    margin-top: 1.5rem;
}

/* Upload Area */
.upload-area {
    border: 2px dashed var(--gray-300);
    border-radius: var(--radius);
    padding: 2rem;
    text-align: center;
    cursor: pointer;
    position: relative;
    transition: all 0.15s;
}

.upload-area:hover {
    border-color: var(--primary);
}

.upload-area input[type="file"] {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
}

.upload-placeholder {
    color: var(--gray-500);
}

.upload-placeholder svg {
    margin-bottom: 0.5rem;
}

.preview-image {
    max-width: 100%;
    max-height: 250px;
    border-radius: var(--radius);
}

.checkin-change-btn {
    position: relative;
    z-index: 10;
    margin-top: 0.75rem;
}

/* Modals */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.modal.active { display: flex; }

.modal-content {
    background: white;
    border-radius: var(--radius);
    width: 100%;
    max-width: 450px;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-content.modal-large {
    max-width: 1100px;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--gray-200);
}

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

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--gray-500);
}

.modal-content form {
    padding: 1.5rem;
}

/* Template Editor */
.template-editor {
    display: grid;
    grid-template-columns: 1fr 350px;
    gap: 1.5rem;
    padding: 1.5rem;
}

.template-canvas-panel {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.template-upload {
    border: 2px dashed var(--gray-300);
    border-radius: var(--radius);
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.template-upload input[type="file"] {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
    z-index: 10;
}

.canvas-wrapper {
    width: 100%;
    height: 100%;
    overflow: auto;
    cursor: crosshair;
}

.canvas-wrapper canvas {
    display: block;
}

.canvas-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem;
    background: var(--gray-100);
    border-radius: var(--radius);
    font-size: 0.85rem;
}

.zoom-controls {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.control-separator {
    color: var(--gray-300);
    margin: 0 0.25rem;
}

.template-form-panel {
    border-left: 1px solid var(--gray-200);
    padding-left: 1.5rem;
}

.template-form-panel form {
    padding: 0;
}

/* Tools Section */
.tools-section {
    margin: 0 -1.5rem;
    padding: 0 1.5rem;
}

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

.tools-header h4 {
    margin: 0;
    font-size: 0.9rem;
}

.tools-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    max-height: 250px;
    overflow-y: auto;
}

.tool-item-config {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem;
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    cursor: pointer;
}

.tool-item-config:hover {
    border-color: var(--primary);
}

.tool-item-config.selected {
    border-color: var(--primary);
    background: rgba(37, 99, 235, 0.05);
}

.tool-item-config.no-roi {
    opacity: 0.7;
}

.tool-item-color {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    flex-shrink: 0;
}

.tool-item-info {
    flex: 1;
}

.tool-item-name {
    font-weight: 500;
    font-size: 0.875rem;
}

.tool-item-roi {
    font-size: 0.7rem;
    color: var(--gray-500);
}

.tool-item-actions {
    display: flex;
    gap: 0.25rem;
}

.tool-item-actions button {
    padding: 0.2rem 0.5rem;
    font-size: 0.7rem;
}

.roi-display {
    padding: 0.75rem;
    background: var(--gray-100);
    border-radius: var(--radius);
    font-size: 0.85rem;
    margin-bottom: 1rem;
}

/* Template Grid */
.template-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1rem;
}

.template-card {
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    padding: 1rem;
    transition: all 0.15s;
}

.template-card:hover {
    border-color: var(--primary);
}

.template-card h4 {
    margin: 0 0 0.25rem;
}

.template-card .meta {
    font-size: 0.8rem;
    color: var(--gray-500);
    margin-bottom: 0.75rem;
}

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

/* Details Page */
.details-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.status-display {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.status-display.checked_in { color: var(--success); }
.status-display.checked_out { color: var(--gray-500); }
.status-display.incomplete { color: var(--danger); }
.status-display.never_checked { color: var(--warning); }

.details-meta {
    font-size: 0.875rem;
    color: var(--gray-500);
}

.details-meta p {
    margin-bottom: 0.5rem;
}

.tool-status-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.tool-status-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0.75rem;
    background: var(--gray-50);
    border-radius: var(--radius);
}

.tool-status-item.present { border-left: 3px solid var(--success); }
.tool-status-item.missing { border-left: 3px solid var(--danger); }
.tool-status-item.uncertain { border-left: 3px solid var(--warning); }
.tool-status-item.unknown { border-left: 3px solid var(--gray-300); }

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

.history-item {
    display: flex;
    gap: 1rem;
    align-items: center;
    padding: 0.75rem;
    background: var(--gray-50);
    border-radius: var(--radius);
}

.history-thumbnail {
    width: 80px;
    height: 60px;
    object-fit: cover;
    border-radius: 4px;
    flex-shrink: 0;
}

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

.history-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.history-summary {
    display: flex;
    gap: 1rem;
    font-size: 0.85rem;
}

.history-summary .present { color: var(--success); }
.history-summary .missing { color: var(--danger); }
.history-summary .uncertain { color: var(--warning); }

.history-item-container {
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    overflow: hidden;
}

.history-item-header {
    cursor: pointer;
    transition: background 0.15s;
}

.history-item-header:hover {
    background: var(--gray-100);
}

.history-item-header .expand-icon {
    font-size: 0.75rem;
    color: var(--gray-500);
    transition: transform 0.2s;
}

.history-item-container.expanded .expand-icon {
    transform: rotate(90deg);
}

.history-tools-detail {
    display: none;
    background: white;
    border-top: 1px solid var(--gray-200);
    padding: 1rem;
}

.history-item-container.expanded .history-tools-detail {
    display: block;
}

.history-details-toggle {
    margin-bottom: 0.75rem;
}

.history-details-toggle .checkbox-label {
    font-size: 0.85rem;
    color: var(--gray-500);
}

.history-accordion .accordion-item {
    margin-bottom: 0.5rem;
}

.history-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    padding: 1rem 0 0;
    border-top: 1px solid var(--gray-200);
    margin-top: 0.5rem;
}

.history-page-info {
    font-size: 0.85rem;
    color: var(--gray-500);
}

.btn-sm {
    padding: 0.35rem 0.75rem;
    font-size: 0.85rem;
}

.metric-item {
    display: flex;
    flex-direction: column;
}

.metric-label {
    color: var(--gray-500);
    font-size: 0.65rem;
    text-transform: uppercase;
}

.metric-value {
    font-weight: 600;
    font-family: 'SF Mono', Monaco, monospace;
}

/* Check-In Page */
.checkin-layout {
    display: grid;
    grid-template-columns: 400px 1fr;
    gap: 1.5rem;
    align-items: start;
}

.checkin-form-card { position: sticky; top: 2rem; }

.checkin-status-banner {
    padding: 1rem;
    border-radius: var(--radius);
    margin-bottom: 1rem;
    font-weight: 600;
    font-size: 1.125rem;
}

.checkin-status-banner.complete {
    background: var(--success-bg);
    color: var(--success);
}

.checkin-status-banner.incomplete {
    background: var(--danger-bg);
    color: var(--danger);
}

.checkin-summary {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.checkin-summary .stat {
    text-align: center;
    padding: 0.75rem;
    border-radius: var(--radius);
}

.checkin-summary .stat.present { background: var(--success-bg); color: var(--success); }
.checkin-summary .stat.missing { background: var(--danger-bg); color: var(--danger); }
.checkin-summary .stat.uncertain { background: var(--warning-bg); color: var(--warning); }

.checkin-summary .stat .num {
    font-size: 1.5rem;
    font-weight: 700;
}

/* Check-in Processing Metrics */
.checkin-metrics {
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    padding: 1rem;
    margin-bottom: 1rem;
}

.metrics-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--gray-200);
}

.metrics-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-700);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.metrics-mode {
    font-size: 0.75rem;
    font-weight: 500;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    background: var(--primary);
    color: white;
}

.metrics-mode.roi { background: var(--primary); }
.metrics-mode.object-detection { background: #8b5cf6; }

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    gap: 1rem;
}

.metric-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.metric-value {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-900);
}

.metric-label {
    font-size: 0.75rem;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.metrics-details {
    margin-top: 0.75rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--gray-200);
    font-size: 0.8rem;
    color: var(--gray-500);
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.metrics-details span {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

.metrics-details .detail-label {
    color: var(--gray-500);
}

.metrics-details .detail-value {
    color: var(--gray-700);
    font-weight: 500;
}

.checkin-tools-grid {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 1rem;
}

.checkin-tool-section {
    padding: 0.75rem;
    border-radius: var(--radius);
}

.checkin-tool-section.missing { background: var(--danger-bg); }
.checkin-tool-section.uncertain { background: var(--warning-bg); }
.checkin-tool-section.present { background: var(--success-bg); }

.checkin-tool-section h4 {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}

.checkin-tool-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.checkin-tool-list .tool {
    background: white;
    padding: 0.375rem 0.75rem;
    border-radius: var(--radius);
    font-size: 0.85rem;
}

.checkin-tool-list .tool-debug {
    background: white;
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius);
    font-size: 0.85rem;
    min-width: 180px;
}

.checkin-tool-list .tool-debug .tool-name {
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.checkin-tool-list .tool-debug .tool-name small {
    font-weight: normal;
    color: var(--gray-500);
}

.checkin-tool-list .tool-debug .debug-metrics {
    display: flex;
    gap: 0.5rem;
    font-size: 0.7rem;
    color: var(--gray-600);
    font-family: monospace;
}

.checkin-image-result {
    background: var(--gray-900);
    border-radius: var(--radius);
    padding: 1rem;
    margin-bottom: 1rem;
}

/* Accordion */
.accordion {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.accordion-item {
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    overflow: hidden;
}

.accordion-item.missing .accordion-header {
    border-left: 4px solid var(--danger);
}

.accordion-item.uncertain .accordion-header {
    border-left: 4px solid var(--warning);
}

.accordion-item.present .accordion-header {
    border-left: 4px solid var(--success);
}

.accordion-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--gray-50);
    border: none;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 500;
    text-align: left;
}

.accordion-header:hover {
    background: var(--gray-100);
}

.accordion-count {
    background: var(--gray-200);
    padding: 0.125rem 0.5rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
}

.accordion-item.missing .accordion-count {
    background: var(--danger);
    color: white;
}

.accordion-item.uncertain .accordion-count {
    background: var(--warning);
    color: white;
}

.accordion-item.present .accordion-count {
    background: var(--success);
    color: white;
}

.accordion-icon {
    margin-left: auto;
    transition: transform 0.2s ease;
    font-size: 0.7rem;
    color: var(--gray-500);
}

.accordion-item.open .accordion-icon {
    transform: rotate(180deg);
}

.accordion-content {
    display: none;
    padding: 0.75rem 1rem;
    background: white;
    border-top: 1px solid var(--gray-200);
}

.accordion-item.open .accordion-content {
    display: block;
}

.accordion-tools {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.tool-detail-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.5rem 0.75rem;
    background: var(--gray-50);
    border-radius: var(--radius);
    font-size: 0.85rem;
}

.tool-detail-name {
    font-weight: 500;
}

.tool-detail-confidence {
    color: var(--gray-600);
    font-size: 0.8rem;
}

.tool-detail-metrics {
    display: none;  /* Hidden by default */
    gap: 0.75rem;
    font-size: 0.75rem;
    color: var(--gray-500);
    font-family: monospace;
    flex-wrap: wrap;
}

.show-metrics .tool-detail-metrics {
    display: flex;  /* Show when parent has class */
}

.checkin-details-toggle {
    margin: 1rem 0;
    padding: 0.5rem 0;
    border-top: 1px solid var(--gray-200);
}

.checkbox-label {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-size: 0.875rem;
    color: var(--gray-600);
}

.checkbox-label input[type="checkbox"] {
    width: 1rem;
    height: 1rem;
    cursor: pointer;
}

.tool-detail-metrics span {
    background: var(--gray-100);
    padding: 0.125rem 0.375rem;
    border-radius: 3px;
}

.checkin-image-result img {
    max-width: 100%;
    border-radius: var(--radius);
}

.checkin-actions {
    margin-top: 1.5rem;
    text-align: center;
}

/* Loading */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255,255,255,0.9);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 2000;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--gray-200);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

.loading-overlay p {
    margin-top: 1rem;
    color: var(--gray-500);
}

/* Empty States */
.empty-state {
    text-align: center;
    padding: 2rem;
    color: var(--gray-500);
}

.empty-state a {
    color: var(--primary);
}

/* Responsive */
@media (max-width: 1000px) {
    .template-editor {
        grid-template-columns: 1fr;
    }
    .template-form-panel {
        border-left: none;
        border-top: 1px solid var(--gray-200);
        padding-left: 0;
        padding-top: 1.5rem;
    }
    .checkin-layout {
        grid-template-columns: 1fr;
    }
    .details-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .sidebar {
        width: 100%;
        height: auto;
        position: relative;
    }
    .main-content {
        margin-left: 0;
    }
    .nav-menu {
        display: flex;
        padding: 0;
        overflow-x: auto;
    }
    .nav-link {
        padding: 0.75rem 1rem;
        white-space: nowrap;
    }
}

/* ==================== FULL-SCREEN TEMPLATE EDITOR ==================== */
.template-editor-fullscreen {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gray-50);
    z-index: 500;
    display: none;
    flex-direction: column;
}

.template-editor-fullscreen.active {
    display: flex;
}

.editor-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    background: white;
    border-bottom: 1px solid var(--gray-200);
    flex-shrink: 0;
}

.editor-header-left {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.editor-header-left h2 {
    font-size: 1.25rem;
    margin: 0;
}

.editor-header-right {
    display: flex;
    gap: 0.75rem;
}

.template-editor-layout {
    display: grid;
    grid-template-columns: 1fr 380px;
    flex: 1;
    overflow: hidden;
}

.template-canvas-panel-full {
    display: flex;
    flex-direction: column;
    padding: 1.5rem;
    overflow: hidden;
}

.template-upload-full {
    flex: 1;
    border: 2px dashed var(--gray-300);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background: white;
    overflow: hidden;
}

.template-upload-full input[type="file"] {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
    z-index: 10;
}

.template-upload-full .upload-placeholder {
    text-align: center;
    color: var(--gray-500);
}

.template-upload-full .upload-placeholder p {
    font-size: 1.125rem;
    margin-top: 1rem;
    font-weight: 500;
}

.template-upload-full .upload-placeholder small {
    display: block;
    margin-top: 0.5rem;
}

.canvas-wrapper-full {
    width: 100%;
    height: 100%;
    overflow: auto;
    cursor: crosshair;
}

.canvas-wrapper-full canvas {
    display: block;
}

.canvas-controls-full {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1rem;
    background: white;
    border-radius: var(--radius);
    margin-top: 1rem;
    flex-shrink: 0;
}

.canvas-hint {
    color: var(--gray-500);
    font-size: 0.875rem;
}

.template-form-panel-full {
    background: white;
    border-left: 1px solid var(--gray-200);
    padding: 1.5rem;
    overflow-y: auto;
}

.template-form-panel-full form {
    padding: 0;
}

.template-form-panel-full .tools-section {
    margin: 0;
    padding: 0;
}

.template-form-panel-full .tools-list {
    max-height: none;
    overflow-y: visible;
}

/* Responsive for template editor */
@media (max-width: 1000px) {
    .template-editor-layout {
        grid-template-columns: 1fr;
        grid-template-rows: 1fr auto;
    }

    .template-form-panel-full {
        border-left: none;
        border-top: 1px solid var(--gray-200);
        max-height: 40vh;
    }
}

/* ==================== TOAST NOTIFICATIONS ==================== */
.toast-container {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    z-index: 3000;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    pointer-events: none;
}

.toast {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.875rem 1.25rem;
    background: white;
    border-radius: var(--radius);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    animation: slideIn 0.3s ease-out;
    pointer-events: auto;
    max-width: 400px;
}

.toast.success {
    border-left: 4px solid var(--success);
}

.toast.error {
    border-left: 4px solid var(--danger);
}

.toast.warning {
    border-left: 4px solid var(--warning);
}

.toast.info {
    border-left: 4px solid var(--primary);
}

.toast-icon {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
}

.toast.success .toast-icon { color: var(--success); }
.toast.error .toast-icon { color: var(--danger); }
.toast.warning .toast-icon { color: var(--warning); }
.toast.info .toast-icon { color: var(--primary); }

.toast-message {
    flex: 1;
    font-size: 0.875rem;
    color: var(--gray-700);
}

.toast-close {
    flex-shrink: 0;
    background: none;
    border: none;
    color: var(--gray-400);
    cursor: pointer;
    padding: 0.25rem;
    font-size: 1.25rem;
    line-height: 1;
}

.toast-close:hover {
    color: var(--gray-600);
}

.toast.hiding {
    animation: slideOut 0.3s ease-in forwards;
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOut {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(100%);
        opacity: 0;
    }
}

/* Marker Configuration Section */
.marker-config-section {
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    padding: 1rem;
    margin-bottom: 1rem;
}

.marker-config-section label {
    font-weight: 600;
    color: var(--gray-700);
    display: block;
    margin-bottom: 0.25rem;
}

.marker-config-section small {
    color: var(--gray-500);
    font-size: 0.75rem;
    display: block;
    margin-bottom: 0.75rem;
}

.marker-config-row {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.marker-config-row select {
    flex: 1;
    padding: 0.5rem;
    border: 1px solid var(--gray-300);
    border-radius: 4px;
    font-size: 0.875rem;
}

.marker-id-config small {
    color: var(--gray-500);
    font-size: 0.75rem;
    display: block;
    margin-bottom: 0.5rem;
}

.marker-id-inputs {
    display: flex;
    gap: 0.5rem;
}

.marker-id-inputs input {
    flex: 1;
    padding: 0.375rem 0.5rem;
    border: 1px solid var(--gray-300);
    border-radius: 4px;
    font-size: 0.875rem;
    text-align: center;
    min-width: 0;
}

.marker-id-inputs input::placeholder {
    color: var(--gray-400);
    font-size: 0.75rem;
}

/* Empty Reference Image Section */
.empty-reference-section {
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    padding: 1rem;
    margin-bottom: 1rem;
}

.empty-reference-section label {
    font-weight: 600;
    color: var(--gray-700);
    display: block;
    margin-bottom: 0.25rem;
}

.empty-reference-section small {
    color: var(--gray-500);
    font-size: 0.75rem;
    display: block;
    margin-bottom: 0.75rem;
}

.empty-reference-container {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.empty-reference-preview {
    background: var(--gray-200);
    border-radius: 4px;
    min-height: 100px;
    max-height: 150px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.empty-reference-preview img {
    max-width: 100%;
    max-height: 150px;
    object-fit: contain;
}

.empty-reference-placeholder {
    color: var(--gray-500);
    font-size: 0.875rem;
}

.empty-reference-actions {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

/* Calibration Section */
.calibration-section {
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    padding: 1rem;
    margin-bottom: 1rem;
}

.calibration-section label {
    font-weight: 600;
    color: var(--gray-700);
    display: block;
    margin-bottom: 0.25rem;
}

.calibration-section small {
    color: var(--gray-500);
    font-size: 0.75rem;
    display: block;
    margin-bottom: 0.75rem;
}

.calibration-status {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.calibration-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.calibration-badge {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
}

.calibration-badge.not-calibrated {
    background: var(--gray-200);
    color: var(--gray-600);
}

.calibration-badge.calibrated {
    background: var(--success-light);
    color: var(--success);
}

.sample-count {
    color: var(--gray-500);
    font-size: 0.75rem;
}

.calibration-thresholds {
    color: var(--gray-500);
    font-size: 0.75rem;
}

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

/* Calibration Modal */
.modal-large .modal-content {
    max-width: 600px;
}

.calibration-modal-body {
    padding: 1rem;
}

.calibration-instructions {
    color: var(--gray-600);
    font-size: 0.875rem;
    margin-bottom: 1.5rem;
}

.calibration-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.state-buttons {
    display: flex;
    gap: 0.5rem;
}

.state-btn {
    flex: 1;
    padding: 0.75rem 1rem;
    border: 2px solid var(--gray-300);
    border-radius: var(--radius);
    background: white;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.15s ease;
}

.state-btn:hover {
    border-color: var(--gray-400);
}

.state-btn.present.active {
    background: var(--success-light);
    border-color: var(--success);
    color: var(--success);
}

.state-btn.missing.active {
    background: var(--danger-light);
    border-color: var(--danger);
    color: var(--danger);
}

.image-name {
    margin-left: 0.5rem;
    color: var(--gray-600);
    font-size: 0.875rem;
}

.calibration-samples h4 {
    margin-bottom: 0.75rem;
}

.samples-list {
    max-height: 200px;
    overflow-y: auto;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    padding: 0.5rem;
}

.sample-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem;
    border-bottom: 1px solid var(--gray-100);
}

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

.sample-info {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.sample-tool {
    font-weight: 500;
}

.sample-state {
    font-size: 0.75rem;
    padding: 0.125rem 0.375rem;
    border-radius: 3px;
}

.sample-state.present {
    background: var(--success-light);
    color: var(--success);
}

.sample-state.missing {
    background: var(--danger-light);
    color: var(--danger);
}

.modal-footer {
    padding: 1rem;
    border-top: 1px solid var(--gray-200);
    text-align: right;
}


/* ==================== SETTINGS PAGE ==================== */

.settings-container {
    max-width: 800px;
    margin: 0 auto;
}

.settings-tabs {
    display: flex;
    gap: 0.25rem;
    margin-bottom: 1.5rem;
    background: var(--gray-100);
    padding: 0.25rem;
    border-radius: var(--radius);
}

.settings-tab {
    flex: 1;
    padding: 0.75rem 1rem;
    border: none;
    background: transparent;
    color: var(--gray-600);
    font-weight: 500;
    cursor: pointer;
    border-radius: var(--radius);
    transition: all 0.15s ease;
}

.settings-tab:hover {
    color: var(--gray-800);
}

.settings-tab.active {
    background: white;
    color: var(--primary);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.settings-panel {
    display: none;
    background: white;
    border-radius: var(--radius);
    padding: 1.5rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.settings-panel.active {
    display: block;
}

.settings-panel h3 {
    margin: 0 0 0.5rem 0;
    font-size: 1.25rem;
}

.settings-description {
    color: var(--gray-600);
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
}

.settings-group {
    margin-bottom: 1.5rem;
}

.settings-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 0;
}

.settings-label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
    font-weight: 500;
    font-size: 0.9rem;
}

.settings-value {
    font-family: 'SF Mono', Monaco, monospace;
    background: var(--gray-100);
    padding: 0.125rem 0.5rem;
    border-radius: 3px;
    font-size: 0.85rem;
    color: var(--primary);
}

.settings-slider {
    width: 100%;
    height: 6px;
    border-radius: 3px;
    background: var(--gray-200);
    outline: none;
    -webkit-appearance: none;
    appearance: none;
}

.settings-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--primary);
    cursor: pointer;
    border: 2px solid white;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
    transition: transform 0.1s ease;
}

.settings-slider::-webkit-slider-thumb:hover {
    transform: scale(1.1);
}

.settings-slider::-moz-range-thumb {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--primary);
    cursor: pointer;
    border: 2px solid white;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.settings-group small {
    display: block;
    margin-top: 0.375rem;
    color: var(--gray-500);
    font-size: 0.8rem;
}

.settings-actions {
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--gray-200);
}

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

    .settings-tabs {
        flex-direction: column;
    }
}

/* Model Selection in Settings */
.model-selection-section {
    margin-bottom: 1.5rem;
}

.model-selection-section h4 {
    margin: 0 0 0.5rem 0;
    font-size: 1rem;
    font-weight: 600;
    color: var(--gray-800);
}

.model-selection-section .section-hint {
    font-size: 0.85rem;
    color: var(--gray-500);
    margin: 0 0 1rem 0;
}

.model-selection-container {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.model-selection-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background: var(--gray-50);
    border-radius: var(--radius);
    border: 1px solid var(--gray-200);
}

.model-selection-header {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.model-selection-header .template-name {
    font-weight: 600;
    color: var(--gray-900);
}

.model-selection-header .template-id {
    font-size: 0.8rem;
    color: var(--gray-500);
    font-family: 'SF Mono', Monaco, monospace;
}

.model-selection-controls {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.model-selection-controls .model-select {
    min-width: 300px;
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius);
    background: white;
    font-size: 0.9rem;
}

.model-selection-controls .no-models-hint {
    font-size: 0.8rem;
    color: var(--gray-500);
    font-style: italic;
}

/* Detection Mode Controls */
.detection-mode-controls {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.detection-mode-controls .control-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.detection-mode-controls label {
    font-size: 0.85rem;
    color: var(--gray-600);
    white-space: nowrap;
}

.detection-mode-controls select {
    padding: 0.4rem 0.6rem;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius);
    background: white;
    font-size: 0.9rem;
    min-width: 140px;
}

.detection-mode-controls .mode-select {
    min-width: 160px;
}

.detection-mode-controls .algorithm-select {
    min-width: 180px;
}

@media (max-width: 768px) {
    .model-selection-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }

    .model-selection-controls .model-select {
        min-width: auto;
        width: 100%;
    }

    .detection-mode-controls {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }

    .detection-mode-controls select {
        width: 100%;
        min-width: auto;
    }
}

/* ==================== LOGIN PAGE ==================== */
.login-page {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: linear-gradient(135deg, var(--gray-900) 0%, var(--gray-700) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    overflow-y: auto;
}

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

.login-page.hidden {
    display: none !important;
    visibility: hidden;
    pointer-events: none;
}

.login-container {
    background: white;
    padding: 2.5rem;
    border-radius: var(--radius);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    width: 100%;
    max-width: 400px;
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-header h1 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.5rem;
}

.login-header p {
    color: var(--gray-500);
}

.login-form .form-group {
    margin-bottom: 1.25rem;
}

.login-form label {
    display: block;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--gray-700);
}

.login-form input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius);
    font-size: 1rem;
    transition: border-color 0.15s, box-shadow 0.15s;
}

.login-form input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.login-error {
    background: var(--danger-bg);
    color: var(--danger);
    padding: 0.75rem 1rem;
    border-radius: var(--radius);
    margin-bottom: 1rem;
    font-size: 0.875rem;
}

.btn-block {
    width: 100%;
}

.btn-large {
    padding: 0.875rem 1.5rem;
    font-size: 1rem;
}

/* User info in sidebar */
.user-info {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--gray-700);
}

.user-info #userName {
    color: white;
    font-weight: 500;
    font-size: 0.875rem;
}

.user-role {
    background: var(--primary);
    color: white;
    padding: 0.125rem 0.5rem;
    border-radius: 4px;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.user-role.admin {
    background: var(--danger);
}

.user-role.operator {
    background: var(--success);
}

.user-role.viewer {
    background: var(--gray-500);
}

.sidebar-footer button {
    width: 100%;
    margin-bottom: 0.75rem;
}

/* ==================== USER MANAGEMENT ==================== */
.role-badge {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.role-badge.admin {
    background: var(--danger-bg);
    color: var(--danger);
}

.role-badge.operator {
    background: var(--success-bg);
    color: var(--success);
}

.role-badge.viewer {
    background: var(--gray-200);
    color: var(--gray-700);
}

.status-badge.active {
    background: var(--success-bg);
    color: var(--success);
}

.status-badge.inactive {
    background: var(--gray-200);
    color: var(--gray-500);
}

/* ==================== API KEYS ==================== */
.api-keys-section {
    margin-bottom: 2rem;
}

.api-keys-section .section-description {
    color: var(--gray-500);
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

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

.api-key-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem;
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
}

.api-key-info {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.api-key-name {
    font-weight: 500;
    color: var(--gray-900);
}

.api-key-meta {
    display: flex;
    gap: 1rem;
    font-size: 0.75rem;
    color: var(--gray-500);
}

.api-key-meta span {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

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

/* API Key Modal Styles */
.api-key-display {
    padding: 1rem 0;
}

.warning-banner {
    background: var(--warning-bg);
    color: var(--warning);
    padding: 0.75rem 1rem;
    border-radius: var(--radius);
    margin-bottom: 1rem;
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.api-key-value {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--gray-100);
    padding: 0.75rem 1rem;
    border-radius: var(--radius);
    border: 1px solid var(--gray-200);
    margin-bottom: 1rem;
}

.api-key-value code {
    flex: 1;
    font-family: 'SF Mono', Monaco, 'Courier New', monospace;
    font-size: 0.875rem;
    word-break: break-all;
    color: var(--gray-900);
}

.api-key-instructions {
    font-size: 0.875rem;
    color: var(--gray-500);
}

.api-key-expired {
    color: var(--danger);
    font-weight: 500;
}

.api-key-value-display {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0.5rem 0;
    background: var(--gray-100);
    padding: 0.5rem 0.75rem;
    border-radius: 4px;
    border: 1px solid var(--gray-200);
}

.api-key-code {
    font-family: 'SF Mono', Monaco, 'Courier New', monospace;
    font-size: 0.8rem;
    color: var(--gray-700);
    flex: 1;
    word-break: break-all;
}

/* ==================== Training Data Capture Page ==================== */
.capture-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

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

.capture-form-card,
.capture-stats-card {
    padding: 1.5rem;
}

.capture-form-card h3,
.capture-stats-card h3,
.capture-stats-card h4 {
    margin-bottom: 1rem;
    color: var(--gray-900);
}

.capture-stats-card h4 {
    margin-top: 1.5rem;
    font-size: 0.95rem;
    color: var(--gray-700);
}

/* Label Buttons */
.label-buttons {
    display: flex;
    gap: 1rem;
}

.label-btn {
    flex: 1;
    padding: 1rem;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius);
    background: white;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.15s;
    font-weight: 500;
}

.label-btn:hover {
    border-color: var(--gray-300);
}

.label-btn.present.selected {
    border-color: var(--success);
    background: var(--success-bg);
    color: var(--success);
}

.label-btn.missing.selected {
    border-color: var(--danger);
    background: var(--danger-bg);
    color: var(--danger);
}

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

/* Capture Upload Area */
.capture-upload-area {
    border: 2px dashed var(--gray-300);
    border-radius: var(--radius);
    padding: 2rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.15s;
    position: relative;
    min-height: 200px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.capture-upload-area:hover {
    border-color: var(--primary);
    background: var(--gray-50);
}

.capture-upload-area input[type="file"] {
    position: absolute;
    inset: 0;
    opacity: 0;
    cursor: pointer;
}

.capture-placeholder {
    color: var(--gray-500);
}

.capture-placeholder svg {
    margin-bottom: 1rem;
    color: var(--gray-400);
}

.capture-placeholder p {
    font-weight: 500;
}

.capture-placeholder small {
    font-size: 0.875rem;
}

.capture-preview {
    max-width: 100%;
    max-height: 300px;
    border-radius: var(--radius);
}

.capture-change-btn {
    margin-top: 1rem;
    z-index: 10;
}

/* Training Stats */
.training-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    margin-bottom: 1rem;
}

@media (max-width: 800px) {
    .training-stats {
        grid-template-columns: repeat(2, 1fr);
    }
}

.stat-item {
    text-align: center;
    padding: 1rem;
    background: var(--gray-50);
    border-radius: var(--radius);
}

.stat-value {
    display: block;
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--gray-900);
}

.stat-label {
    font-size: 0.75rem;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Samples by Tool */
.samples-by-tool {
    background: var(--gray-50);
    border-radius: var(--radius);
    padding: 1rem;
}

.tool-sample-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--gray-200);
}

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

.tool-sample-name {
    font-weight: 500;
}

.tool-sample-counts {
    display: flex;
    gap: 1rem;
    font-size: 0.875rem;
}

.tool-sample-counts .present {
    color: var(--success);
}

.tool-sample-counts .missing {
    color: var(--danger);
}

/* Recent Samples */
.recent-samples {
    max-height: 300px;
    overflow-y: auto;
}

.sample-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem;
    background: var(--gray-50);
    border-radius: var(--radius);
    margin-bottom: 0.5rem;
}

.sample-item:last-child {
    margin-bottom: 0;
}

.sample-thumb {
    width: 48px;
    height: 48px;
    object-fit: cover;
    border-radius: 4px;
    background: var(--gray-200);
}

.sample-info {
    flex: 1;
}

.sample-tool-name {
    font-weight: 500;
    font-size: 0.9rem;
}

.sample-meta {
    font-size: 0.75rem;
    color: var(--gray-500);
}

.sample-label {
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.sample-label.present {
    background: var(--success-bg);
    color: var(--success);
}

.sample-label.missing {
    background: var(--danger-bg);
    color: var(--danger);
}

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

.sample-actions .btn {
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
}

/* ==================== TRAINING OVERVIEW PAGE ==================== */

.training-overview-controls {
    display: flex;
    gap: 1rem;
    align-items: center;
    margin-bottom: 1.5rem;
}

.training-overview-controls select {
    min-width: 250px;
}

.training-overview-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    margin-bottom: 1.5rem;
}

@media (max-width: 900px) {
    .training-overview-stats {
        grid-template-columns: repeat(2, 1fr);
    }
}

.training-overview-stats .stat-card {
    text-align: center;
    padding: 1.25rem;
    background: white;
    border-radius: var(--radius);
    border: 1px solid var(--gray-200);
}

.training-overview-stats .stat-card.present {
    border-left: 4px solid var(--success);
}

.training-overview-stats .stat-card.missing {
    border-left: 4px solid var(--danger);
}

.training-overview-stats .stat-value {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--gray-900);
}

.training-overview-stats .stat-label {
    font-size: 0.75rem;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.training-overview-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

@media (max-width: 1100px) {
    .training-overview-grid {
        grid-template-columns: 1fr;
    }
}

/* Tool Stats Table */
.tool-stats-table {
    width: 100%;
    border-collapse: collapse;
}

.tool-stats-table th,
.tool-stats-table td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--gray-200);
}

.tool-stats-table th {
    background: var(--gray-50);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--gray-600);
}

.tool-stats-table td.stat-present {
    color: var(--success);
    font-weight: 600;
}

.tool-stats-table td.stat-missing {
    color: var(--danger);
    font-weight: 600;
}

/* Recent Samples List in Overview */
.recent-samples-list {
    max-height: 400px;
    overflow-y: auto;
}

/* Card header with badge */
.card-header-flex {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
}

.card-header-flex h3 {
    margin: 0;
}

.card-header-flex .badge {
    font-size: 0.75rem;
    padding: 0.25rem 0.5rem;
    border-radius: 12px;
    background: var(--gray-200);
    color: var(--gray-700);
}

/* Pending Verification Grid */
.pending-verification-list {
    max-height: 500px;
    overflow-y: auto;
}

.verification-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
}

.verification-card {
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    overflow: hidden;
    transition: box-shadow 0.2s;
}

.verification-card:hover {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.verification-image {
    width: 100%;
    height: 120px;
    overflow: hidden;
    background: var(--gray-200);
    cursor: pointer;
}

.verification-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    background: var(--gray-100);
}

.verification-info {
    padding: 0.75rem;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.verification-tool {
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--gray-900);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.verification-label {
    display: inline-block;
    font-size: 0.75rem;
    padding: 0.125rem 0.5rem;
    border-radius: 4px;
    text-transform: uppercase;
    font-weight: 600;
    width: fit-content;
}

.verification-label.present {
    background: var(--success-bg);
    color: var(--success);
}

.verification-label.missing {
    background: var(--danger-bg);
    color: var(--danger);
}

.verification-date {
    font-size: 0.75rem;
    color: var(--gray-500);
}

.verification-buttons {
    display: flex;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem 0.75rem;
    border-top: 1px solid var(--gray-200);
}

.verification-buttons .btn {
    flex: 1;
    padding: 0.375rem 0.5rem;
    font-size: 0.875rem;
}

.verification-actions {
    display: flex;
    gap: 0.75rem;
    justify-content: flex-end;
}

/* Sample Image Preview Modal */
.sample-preview-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    z-index: 2000;
    justify-content: center;
    align-items: center;
    cursor: pointer;
}

.sample-preview-modal.active {
    display: flex;
}

.sample-preview-content {
    position: relative;
    background: var(--gray-900);
    border-radius: var(--radius-lg);
    padding: 1rem;
    max-width: 90vw;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    cursor: default;
}

.sample-preview-close {
    position: absolute;
    top: -0.5rem;
    right: -0.5rem;
    background: white;
    border: none;
    border-radius: 50%;
    width: 2rem;
    height: 2rem;
    font-size: 1.25rem;
    cursor: pointer;
    color: var(--gray-700);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    z-index: 1;
}

.sample-preview-close:hover {
    background: var(--gray-100);
    color: var(--gray-900);
}

.sample-preview-content img {
    max-width: 80vw;
    max-height: 75vh;
    object-fit: contain;
    border-radius: var(--radius);
}

.sample-preview-info {
    margin-top: 0.75rem;
    color: var(--gray-400);
    font-size: 0.8rem;
    text-align: center;
}

/* Navigation Section Headers */
.nav-section {
    padding: 1rem 1.25rem 0.5rem;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--gray-400);
    margin-top: 0.5rem;
}

/* ==================== DATA CAPTURE PAGE (SIMPLIFIED) ==================== */

.capture-layout-centered {
    max-width: 900px;
    margin: 0 auto;
}

.capture-form-card-wide {
    padding: 1.5rem;
}

.capture-form-card-wide h3 {
    margin-bottom: 1.5rem;
    color: var(--gray-900);
}

.capture-form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 1.5rem;
}

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

.capture-form-left,
.capture-form-right {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.capture-session-stats {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--gray-200);
    font-size: 0.875rem;
    color: var(--gray-600);
}

.capture-session-stats .session-count strong {
    font-size: 1.1rem;
    color: var(--gray-900);
}

.capture-session-stats .view-all-link {
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
}

.capture-session-stats .view-all-link:hover {
    text-decoration: underline;
}

/* ==================== ROI LABELING PAGE ==================== */

.label-layout {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 1.5rem;
    height: calc(100vh - 220px);
}

.label-layout .card {
    margin-bottom: 0;
    height: 100%;
    box-sizing: border-box;
}

.label-canvas-card {
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.label-controls {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--gray-200);
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.form-group-inline {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.form-group-inline label {
    font-weight: 500;
    color: var(--gray-700);
    white-space: nowrap;
}

.form-group-inline select,
.form-group-inline input[type="file"] {
    flex: 1;
    min-width: 150px;
}

.label-canvas-container {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gray-100);
    border-radius: var(--radius);
    overflow: auto;
    position: relative;
    min-height: 0; /* Allow flex shrinking */
}

.label-placeholder {
    text-align: center;
    color: var(--gray-500);
    padding: 2rem;
}

.label-placeholder svg {
    margin-bottom: 1rem;
    opacity: 0.5;
}

.label-placeholder p {
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.label-placeholder small {
    font-size: 0.875rem;
    opacity: 0.8;
}

#labelCanvas {
    cursor: crosshair;
    /* Canvas dimensions are set by JS to maximize space usage */
}

.label-instructions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1rem;
    border-top: 1px solid var(--gray-200);
    margin-top: 1rem;
}

.instruction-text {
    font-weight: 500;
    color: var(--gray-700);
}

.label-legend {
    display: flex;
    gap: 1rem;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    font-size: 0.875rem;
    color: var(--gray-700);
}

.legend-color {
    width: 12px;
    height: 12px;
    border-radius: 2px;
}

.legend-color.present {
    background: var(--success);
}

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

.legend-color.unlabeled {
    background: var(--gray-300);
    border: 1px dashed var(--gray-500);
}

/* Tool List */
.label-tools-card {
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.label-tool-list {
    flex: 1;
    overflow-y: auto;
    margin-bottom: 1rem;
}

.label-tool-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    margin-bottom: 0.5rem;
    cursor: pointer;
    transition: all 0.15s;
}

.label-tool-item:hover {
    background: var(--gray-50);
    border-color: var(--gray-300);
}

.label-tool-item.highlighted {
    background: var(--primary);
    background: rgba(37, 99, 235, 0.1);
    border-color: var(--primary);
}

.label-tool-info {
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
}

.label-tool-name {
    font-weight: 500;
    color: var(--gray-900);
}

.label-tool-id {
    font-size: 0.75rem;
    color: var(--gray-500);
}

.label-tool-status {
    display: flex;
    gap: 0.25rem;
}

.label-status-btn {
    width: 28px;
    height: 28px;
    border-radius: 4px;
    border: 2px solid var(--gray-300);
    background: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
    transition: all 0.15s;
}

.label-status-btn:hover {
    transform: scale(1.1);
}

.label-status-btn.present-btn:hover,
.label-status-btn.present-btn.active {
    background: var(--success);
    border-color: var(--success);
    color: white;
}

.label-status-btn.missing-btn:hover,
.label-status-btn.missing-btn.active {
    background: var(--danger);
    border-color: var(--danger);
    color: white;
}

/* Quick Actions */
.label-actions h4 {
    font-size: 0.875rem;
    color: var(--gray-700);
    margin-bottom: 0.5rem;
    margin-top: 1rem;
}

.label-actions h4:first-child {
    margin-top: 0;
}

.quick-action-buttons {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.save-options {
    margin-bottom: 0.75rem;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--gray-700);
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    width: 16px;
    height: 16px;
    cursor: pointer;
}

/* Session Stats */
.label-stats {
    padding-top: 1rem;
    border-top: 1px solid var(--gray-200);
    margin-top: 1rem;
}

.label-stats h4 {
    font-size: 0.875rem;
    color: var(--gray-700);
    margin-bottom: 0.5rem;
}

.stat-row {
    display: flex;
    justify-content: space-between;
    font-size: 0.875rem;
    padding: 0.25rem 0;
}

.stat-row span:last-child {
    font-weight: 600;
    color: var(--primary);
}

/* Integrated Queue Section in Label Page */
.label-queue-section {
    margin-top: 1.5rem;
    padding: 1rem;
}

.queue-section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--gray-200);
}

.queue-section-header h3 {
    margin: 0;
    font-size: 1rem;
    color: var(--gray-800);
}

.queue-header-stats {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.queue-stat-inline {
    font-size: 0.875rem;
    color: var(--gray-600);
}

.queue-stat-inline strong {
    color: var(--primary);
}

.queue-filter-bar {
    display: flex;
    gap: 1rem;
    align-items: center;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.label-queue-items {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 0.75rem;
    max-height: 300px;
    overflow-y: auto;
    padding: 0.25rem;
}

.label-queue-item {
    position: relative;
    background: white;
    border: 2px solid var(--gray-200);
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.2s;
}

/* Discard button for queue items */
.queue-item-discard {
    position: absolute;
    top: 4px;
    right: 4px;
    width: 20px;
    height: 20px;
    padding: 0;
    border: none;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.5);
    color: white;
    font-size: 14px;
    line-height: 1;
    cursor: pointer;
    opacity: 0;
    transition: opacity 0.2s, background 0.2s;
    z-index: 10;
}

.label-queue-item:hover .queue-item-discard {
    opacity: 1;
}

.queue-item-discard:hover {
    background: var(--danger);
}

.label-queue-item:hover {
    border-color: var(--primary);
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.label-queue-item.selected {
    border-color: var(--primary);
    box-shadow: 0 0 0 2px var(--primary-light);
}

.label-queue-item-thumbnail {
    width: 100%;
    aspect-ratio: 5/4;
    background: var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.label-queue-item-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.label-queue-item-thumbnail .no-thumbnail {
    font-size: 0.75rem;
    color: var(--gray-400);
}

.label-queue-item-info {
    padding: 0.5rem;
    font-size: 0.75rem;
}

.label-queue-item-template {
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: 0.25rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.label-queue-item-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.5rem;
    color: var(--gray-500);
}

/* Marker count badge for queue items */
.markers-badge {
    font-size: 0.65rem;
    padding: 0.1rem 0.35rem;
    border-radius: 3px;
    font-weight: 600;
}

.markers-badge.markers-good {
    background: var(--success-bg);
    color: var(--success);
}

.markers-badge.markers-ok {
    background: var(--warning-bg);
    color: var(--warning);
}

.markers-badge.markers-bad {
    background: var(--danger-bg);
    color: var(--danger);
}

/* Visual indicator for queue items with alignment issues */
.label-queue-item.markers-bad {
    opacity: 0.6;
    border-color: var(--danger);
}

.label-queue-item.markers-ok {
    border-color: var(--warning);
}

.label-source-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.25rem 0.5rem;
    background: var(--primary-light);
    color: var(--primary);
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 500;
}

.label-source-badge.queue-source {
    background: #e0f2fe;
    color: #0284c7;
}

/* ==================== TRAINING QUEUE PAGE ==================== */

.queue-stats-bar {
    display: flex;
    gap: 2rem;
    padding: 1rem 1.5rem;
    background: var(--gray-100);
    border-radius: 8px;
    margin-bottom: 1rem;
}

.queue-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.queue-stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
}

.queue-stat-label {
    font-size: 0.75rem;
    color: var(--gray-500);
    text-transform: uppercase;
}

.queue-filters {
    display: flex;
    gap: 1rem;
    align-items: center;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.form-group-inline {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.form-group-inline label {
    font-size: 0.875rem;
    color: var(--gray-600);
    white-space: nowrap;
}

.form-group-inline select {
    min-width: 150px;
}

.queue-items-section {
    padding: 1rem;
}

.queue-items-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
}

.queue-item-card {
    background: white;
    border: 1px solid var(--gray-200);
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.2s;
}

.queue-item-card:hover {
    border-color: var(--primary);
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transform: translateY(-2px);
}

.queue-item-thumbnail {
    width: 100%;
    height: 120px;
    background: var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
}

.queue-item-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.queue-item-thumbnail .no-thumbnail {
    color: var(--gray-400);
    font-size: 0.75rem;
}

.queue-item-info {
    padding: 0.75rem;
}

.queue-item-template {
    font-weight: 600;
    color: var(--gray-900);
    font-size: 0.875rem;
    margin-bottom: 0.25rem;
}

.queue-item-meta {
    display: flex;
    gap: 0.5rem;
    font-size: 0.75rem;
    color: var(--gray-500);
    margin-bottom: 0.25rem;
}

.queue-item-time {
    font-size: 0.75rem;
    color: var(--gray-400);
    margin-bottom: 0.5rem;
}

/* Queue Label Modal */
#queueLabelModal .modal-content {
    max-width: 90vw;
    max-height: 90vh;
    width: 1200px;
}

.queue-label-layout {
    display: grid;
    grid-template-columns: 1fr 280px;
    gap: 1rem;
    height: calc(90vh - 100px);
    min-height: 500px;
}

.queue-label-canvas-container {
    background: var(--gray-100);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: auto;
    padding: 10px;
}

#queueLabelCanvas {
    max-width: 100%;
    max-height: 100%;
    border-radius: 4px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.queue-label-sidebar {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    padding: 1rem;
    background: var(--gray-50);
    border-radius: 8px;
    overflow: hidden;
}

.queue-label-sidebar h4 {
    margin: 0;
    font-size: 0.875rem;
    color: var(--gray-700);
}

.queue-tool-list {
    flex: 1;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.queue-tool-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0.75rem;
    background: white;
    border: 1px solid var(--gray-200);
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.15s;
}

.queue-tool-item:hover {
    border-color: var(--gray-300);
    background: var(--gray-50);
}

.queue-tool-item.present {
    border-color: var(--success);
    background: rgba(22, 163, 74, 0.1);
}

.queue-tool-item.missing {
    border-color: var(--danger);
    background: rgba(220, 38, 38, 0.1);
}

.queue-tool-name {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--gray-800);
}

.queue-tool-status {
    font-size: 0.75rem;
    color: var(--gray-500);
}

.queue-tool-item.present .queue-tool-status {
    color: var(--success);
    font-weight: 600;
}

.queue-tool-item.missing .queue-tool-status {
    color: var(--danger);
    font-weight: 600;
}

.queue-label-actions {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.queue-label-save {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    padding-top: 1rem;
    border-top: 1px solid var(--gray-200);
}

/* Status badges for queue items */
.status-badge.pending {
    background: var(--warning-light, #fef3c7);
    color: var(--warning-dark, #92400e);
}

.status-badge.labeled {
    background: var(--success-light, #dcfce7);
    color: var(--success-dark, #166534);
}

.status-badge.archived {
    background: var(--gray-100);
    color: var(--gray-600);
}

/* ==================== CHECK-IN EXTRACTION ==================== */

.extraction-controls {
    display: flex;
    gap: 1rem;
    align-items: flex-end;
    margin-bottom: 1rem;
}

.extraction-controls select {
    min-width: 250px;
}

.checkin-list h4 {
    margin: 1rem 0 0.5rem 0;
    color: var(--gray-700);
}

.simple-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 0.5rem;
}

.simple-table th,
.simple-table td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--gray-200);
}

.simple-table th {
    background: var(--gray-50);
    font-weight: 600;
    color: var(--gray-700);
    font-size: 0.875rem;
}

.simple-table tbody tr:hover {
    background: var(--gray-50);
}

.simple-table .disabled-row {
    opacity: 0.5;
}

.simple-table code {
    font-size: 0.75rem;
    background: var(--gray-100);
    padding: 0.125rem 0.375rem;
    border-radius: 4px;
}

.extraction-actions {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-size: 0.875rem;
}

.badge {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 500;
}

.badge-success {
    background: var(--success-bg);
    color: var(--success);
}

.badge-disabled {
    background: var(--gray-100);
    color: var(--gray-500);
}

.extraction-results {
    margin-top: 1rem;
}

.alert {
    padding: 1rem;
    border-radius: var(--radius);
    margin-bottom: 1rem;
}

.alert-success {
    background: var(--success-bg);
    color: var(--success);
    border: 1px solid var(--success);
}

.alert-warning {
    background: var(--warning-bg);
    color: #92400e;
    border: 1px solid var(--warning);
}

.alert-danger {
    background: var(--danger-bg);
    color: var(--danger);
    border: 1px solid var(--danger);
}

.section-description {
    color: var(--gray-600);
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

/* =====================================================
   CNN Models Section
===================================================== */
.models-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
}

.model-card {
    background: white;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    padding: 16px;
    transition: all 0.2s ease;
}

.model-card:hover {
    border-color: var(--gray-300);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.model-card.active {
    border-color: var(--success);
    background: var(--success-bg);
}

.model-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
    flex-wrap: wrap;
}

.model-version {
    font-weight: 600;
    font-size: 1rem;
    color: var(--gray-900);
}

.model-arch {
    font-size: 0.75rem;
    color: var(--gray-500);
    background: var(--gray-100);
    padding: 2px 8px;
    border-radius: 4px;
    margin-left: auto;
}

.model-stats {
    display: flex;
    gap: 16px;
    margin-bottom: 12px;
    padding: 12px;
    background: var(--gray-50);
    border-radius: 6px;
}

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

.model-stat .stat-value {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--gray-900);
}

.model-stat .stat-label {
    font-size: 0.75rem;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.model-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.model-actions .btn {
    flex: 1;
    min-width: 70px;
}

/* Model Comparison Table */
.comparison-table-wrapper {
    overflow-x: auto;
    margin-top: 16px;
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.comparison-table th,
.comparison-table td {
    padding: 10px 12px;
    text-align: left;
    border-bottom: 1px solid var(--gray-200);
}

.comparison-table th {
    background: var(--gray-50);
    font-weight: 600;
    color: var(--gray-700);
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.5px;
}

.comparison-table tr:hover td {
    background: var(--gray-50);
}

.comparison-table .best-value {
    color: var(--success);
    font-weight: 600;
}

.comparison-table .model-id-cell {
    font-family: monospace;
    font-size: 0.75rem;
    color: var(--gray-500);
}

/* Train Model Modal */
.train-modal .form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.train-modal .form-row.full-width {
    grid-template-columns: 1fr;
}

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

.training-progress {
    margin-top: 16px;
    padding: 16px;
    background: var(--gray-50);
    border-radius: var(--radius);
}

.training-progress .progress-bar {
    height: 8px;
    background: var(--gray-200);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 8px;
}

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

.training-progress .progress-text {
    font-size: 0.875rem;
    color: var(--gray-600);
    text-align: center;
}

/* Model Comparison Table in HTML uses different class */
.model-comparison-table-container {
    overflow-x: auto;
}

.model-comparison-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.model-comparison-table th,
.model-comparison-table td {
    padding: 10px 12px;
    text-align: left;
    border-bottom: 1px solid var(--gray-200);
}

.model-comparison-table th {
    background: var(--gray-50);
    font-weight: 600;
    color: var(--gray-700);
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.5px;
}

.model-comparison-table tr:hover td {
    background: var(--gray-50);
}

.model-comparison-table tr.best-model td {
    background: var(--success-bg);
}

.model-comparison-table .highlight {
    color: var(--primary);
    font-weight: 600;
}


/* Training Jobs */
.training-job-card {
    background: white;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    padding: 16px;
    margin-bottom: 12px;
}

.training-job-card:last-child {
    margin-bottom: 0;
}

.job-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}

.job-arch {
    font-weight: 600;
    color: var(--gray-900);
}

.job-progress {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.job-progress .progress-bar {
    flex: 1;
    height: 8px;
    background: var(--gray-200);
    border-radius: 4px;
    overflow: hidden;
}

.job-progress .progress-fill {
    height: 100%;
    background: var(--primary);
    border-radius: 4px;
    transition: width 0.3s ease;
}

.job-progress .progress-text {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-600);
    min-width: 40px;
    text-align: right;
}

.job-metrics {
    display: flex;
    gap: 16px;
    font-size: 0.875rem;
    color: var(--gray-600);
    margin-bottom: 12px;
    padding: 8px 12px;
    background: var(--gray-50);
    border-radius: 6px;
}

.job-error {
    font-size: 0.875rem;
    color: var(--danger);
    margin-bottom: 12px;
    padding: 8px 12px;
    background: var(--danger-bg);
    border-radius: 6px;
}

.job-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.job-time {
    font-size: 0.75rem;
    color: var(--gray-500);
}

.job-actions {
    display: flex;
    gap: 8px;
}

/* Badge variants */
.badge-warning {
    background: var(--warning);
    color: white;
}

.badge-secondary {
    background: var(--gray-500);
    color: white;
}

/* ==================== TRAINING JOBS TABLE ==================== */

/* Type badges for CNN/YOLO */
.type-badge {
    display: inline-block;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.65rem;
    font-weight: 600;
    text-transform: uppercase;
    margin-right: 4px;
    vertical-align: middle;
}

.type-badge.cnn {
    background: #dbeafe;
    color: #1d4ed8;
}

.type-badge.yolo {
    background: #fef3c7;
    color: #d97706;
}

/* Mini progress bar for jobs table */
.mini-progress {
    display: flex;
    align-items: center;
    gap: 8px;
}

.mini-progress-bar {
    flex: 1;
    height: 6px;
    background: var(--gray-200);
    border-radius: 3px;
    overflow: hidden;
    min-width: 60px;
}

.mini-progress-fill {
    height: 100%;
    background: var(--primary);
    border-radius: 3px;
    transition: width 0.3s ease;
}

.mini-progress span {
    font-size: 0.75rem;
    color: var(--gray-500);
    min-width: 32px;
}

/* Running duration animation */
.running-duration {
    color: var(--primary);
    font-weight: 500;
}

/* ==================== TRAINED MODELS TABLE ==================== */

/* Active model row highlight */
.active-model-row {
    background: rgba(37, 99, 235, 0.05);
}

.active-model-row td:first-child {
    border-left: 3px solid var(--primary);
    padding-left: 12px;
}

/* Active indicator dot */
.active-indicator {
    color: var(--success);
    font-size: 0.75rem;
    margin-left: 4px;
}

/* Active check mark */
.active-check {
    display: inline-block;
    width: 28px;
    height: 28px;
    line-height: 28px;
    text-align: center;
    color: var(--success);
    font-weight: bold;
}

/* Text muted helper */
.text-muted {
    color: var(--gray-500);
    font-size: 0.85em;
}

/* Text danger helper */
.text-danger {
    color: var(--danger);
}

/* ==================== TRAINING HISTORY MODAL ==================== */

/* Wide modal for history table */
.modal-wide {
    max-width: 900px;
    width: 95%;
}

/* Modal header with close button */
.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--gray-200);
}

.modal-header h3 {
    margin: 0;
    font-size: 1.1rem;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--gray-500);
    padding: 0;
    line-height: 1;
}

.modal-close:hover {
    color: var(--gray-700);
}

/* Training history summary stats */
.training-history-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1rem;
    margin-bottom: 1.25rem;
    padding: 1rem;
    background: var(--gray-50);
    border-radius: var(--radius);
}

.training-history-summary div {
    text-align: center;
}

.training-history-summary strong {
    display: block;
    font-size: 1.25rem;
    color: var(--gray-900);
}

.training-history-summary small {
    color: var(--gray-500);
    font-size: 0.75rem;
}

/* Training history table container */
.training-history-table-container {
    max-height: 400px;
    overflow-y: auto;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
}

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

.training-history-table th {
    background: var(--gray-100);
    padding: 0.6rem 0.75rem;
    text-align: left;
    font-weight: 600;
    color: var(--gray-700);
    position: sticky;
    top: 0;
    z-index: 1;
    border-bottom: 1px solid var(--gray-200);
}

.training-history-table td {
    padding: 0.5rem 0.75rem;
    border-bottom: 1px solid var(--gray-100);
}

.training-history-table tr:hover {
    background: var(--gray-50);
}

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

/* Numeric columns right-aligned */
.training-history-table td:not(:first-child) {
    text-align: right;
    font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, monospace;
    font-size: 0.8rem;
}

.training-history-table th:not(:first-child) {
    text-align: right;
}

/* Loss change indicators */
.loss-down {
    color: var(--success);
}

.loss-up {
    color: var(--danger);
}

.loss-same {
    color: var(--gray-400);
}

/* Accuracy highlight on best epoch */
.training-history-table tr.best-epoch {
    background: rgba(22, 163, 74, 0.08);
}

.training-history-table tr.best-epoch td:nth-child(5) {
    font-weight: 600;
    color: var(--success);
}

/* ==================== TRAINING JOB DETAILS MODAL ==================== */

.job-details-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    z-index: 2000;
    justify-content: center;
    align-items: center;
}

.job-details-modal.active {
    display: flex;
}

.job-details-content {
    background: white;
    border-radius: var(--radius);
    width: 90%;
    max-width: 700px;
    max-height: 85vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.job-details-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--gray-200);
    background: var(--gray-50);
}

.job-details-header h3 {
    margin: 0;
    font-size: 1.1rem;
    color: var(--gray-900);
}

.job-details-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--gray-500);
    cursor: pointer;
    padding: 0.25rem;
    line-height: 1;
}

.job-details-close:hover {
    color: var(--gray-700);
}

.job-details-body {
    padding: 1.25rem;
    overflow-y: auto;
    flex: 1;
}

.job-details-section {
    margin-bottom: 1.5rem;
}

.job-details-section:last-child {
    margin-bottom: 0;
}

.job-details-section h4 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.job-config-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 0.75rem;
}

.job-config-item {
    background: var(--gray-50);
    padding: 0.75rem;
    border-radius: var(--radius);
    border: 1px solid var(--gray-200);
}

.job-config-item .label {
    font-size: 0.7rem;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.25rem;
}

.job-config-item .value {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--gray-900);
    font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, monospace;
}

/* Error Log Styling */
.error-log-container {
    background: var(--gray-900);
    border-radius: var(--radius);
    padding: 1rem;
    overflow-x: auto;
}

.error-log {
    color: #f87171;
    font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, monospace;
    font-size: 0.8rem;
    line-height: 1.5;
    white-space: pre-wrap;
    word-break: break-all;
    margin: 0;
}

.error-log .traceback {
    color: #94a3b8;
    margin-top: 0.5rem;
    padding-top: 0.5rem;
    border-top: 1px solid #334155;
}

/* Epoch History Table in Modal */
.epoch-table-container {
    max-height: 300px;
    overflow-y: auto;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
}

.epoch-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

.epoch-table th {
    background: var(--gray-100);
    padding: 0.6rem 0.75rem;
    text-align: left;
    font-weight: 600;
    color: var(--gray-700);
    position: sticky;
    top: 0;
    z-index: 1;
    border-bottom: 1px solid var(--gray-200);
}

.epoch-table td {
    padding: 0.5rem 0.75rem;
    border-bottom: 1px solid var(--gray-100);
}

.epoch-table tr:hover {
    background: var(--gray-50);
}

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

/* Numeric columns right-aligned */
.epoch-table td:not(:first-child) {
    text-align: right;
    font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, monospace;
    font-size: 0.8rem;
}

.epoch-table th:not(:first-child) {
    text-align: right;
}

/* Job action buttons */
.job-actions {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.job-actions .btn {
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
}

/* Job status badges */
.job-status-failed {
    color: var(--danger);
}

.job-status-completed {
    color: var(--success);
}

.job-status-running {
    color: var(--primary);
}

.job-status-pending {
    color: var(--gray-500);
}

.job-status-cancelled {
    color: var(--warning);
}

/* Alert boxes for job details */
.alert {
    padding: 0.75rem 1rem;
    border-radius: var(--radius);
    margin-bottom: 0.75rem;
}

.alert-warning {
    background: var(--warning-bg);
    border: 1px solid rgba(245, 158, 11, 0.3);
    color: #92400e;
}

.alert-info {
    background: rgba(37, 99, 235, 0.1);
    border: 1px solid rgba(37, 99, 235, 0.3);
    color: #1e40af;
}

.alert strong {
    display: block;
    margin-bottom: 0.25rem;
}

.alert small {
    opacity: 0.85;
}

/* Text utility classes */
.text-warning {
    color: var(--warning);
}

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

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

/* Status badge variants */
.status-badge.warning {
    background: var(--warning-bg);
    color: var(--warning);
}

.status-badge.info {
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary);
}

/* Details table in modal */
.details-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.details-table td {
    padding: 0.5rem 0.75rem;
    border-bottom: 1px solid var(--gray-100);
}

.details-table td:first-child {
    color: var(--gray-500);
    font-weight: 500;
    width: 140px;
}

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