/* Workspace polish, screen only. No changes to risk or evidence semantics. */
:root {
  --bg: #f4f6f8;
  --bg-deep: #f8fafc;
  --line: #dfe5ec;
  --line-strong: #bdc9d7;
  --navy: #18344f;
  --text: #22364a;
  --muted: #53677b;
  --muted-2: #617489;
  --blue: #255f9e;
  --sidebar-width: 236px;
  --radius-lg: 10px;
  --radius-md: 8px;
  --radius-sm: 6px;
  --shadow: 0 1px 2px #15304a05;
}
body { font-size: .875rem; line-height: 1.55; }
button, a, input, select, summary { -webkit-tap-highlight-color: transparent; }
button, a, input, select { touch-action: manipulation; }
button:focus-visible, a:focus-visible, summary:focus-visible,
input:focus-visible, select:focus-visible, [tabindex="0"]:focus-visible {
  outline: 2px solid var(--blue); outline-offset: 3px;
}
.skip-link { position: fixed; left: 16px; top: -100px; z-index: 200; padding: 12px 18px; background: var(--navy); color: #fff; border-radius: 6px; }
.skip-link:focus { top: 12px; }
.sidebar { padding: 28px 16px 20px; background: #fcfdfe; }
.brand { padding: 0 7px 26px; gap: 10px; }
.brand-mark { flex-shrink: 0; width: 36px; height: 36px; }
.brand-copy strong { font-size: 1.0625rem; font-weight: 750; }
.brand-copy small { font-size: .75rem; letter-spacing: 0; }
.nav-list { padding-top: 20px; border-top: 1px solid var(--line); gap: 5px; }
.nav-item { min-height: 46px; border-radius: 6px; padding: 11px 12px; }
.nav-item span { font-size: .875rem; font-weight: 580; }
.nav-item svg { width: 18px; }
.nav-item kbd { min-width: 18px; text-align: center; font-size: .75rem; color: var(--muted-2); }
.nav-item.is-active { border-color: transparent; color: #1b528a; background: #eaf1f8; box-shadow: inset 3px 0 var(--blue); }
.nav-item.is-active span { font-weight: 700; }
.sidebar-demo { padding: 16px 10px 0; border: 0; border-top: 1px solid var(--line); border-radius: 0; background: transparent; }
.sidebar-demo strong, .sidebar-demo span, .sidebar-demo small { font-size: .75rem; line-height: 1.7; }
.topbar { background: #fff; box-shadow: none; }
.breadcrumb { font-size: .875rem; }
.breadcrumb::before { content: "Workspace"; padding-right: 13px; margin-right: 3px; border-right: 1px solid var(--line-strong); font-size: .75rem; color: var(--muted-2); }
.role-control { min-height: 38px; padding: 5px 10px; }
.role-control select { font-size: .8125rem; font-weight: 600; }
.role-control small, .data-status-button, .data-window-pill { font-size: .75rem; letter-spacing: 0; }
.role-control:focus-within { outline: 2px solid var(--blue); outline-offset: 2px; }
.role-control select:focus-visible { outline: none; }
.icon-button { width: 38px; height: 38px; }
.view { max-width: 1600px; margin-inline: auto; padding: 32px clamp(20px, 2.4vw, 40px) 40px; animation: none; }
.page-heading { align-items: center; gap: 24px; margin-bottom: 26px; }
.page-heading h1 { font-size: clamp(1.625rem, 2.4vw, 2rem); line-height: 1.3; letter-spacing: -.025em; font-weight: 750; }
.page-heading p:not(.eyebrow) { font-size: 1rem; line-height: 1.65; }
.methodology-link { display: inline-block; margin-top: 9px; font-size: .8125rem; }
.primary-button, .secondary-button, .ghost-button { min-height: 40px; font-size: .875rem; font-weight: 650; border-radius: 6px; }
.text-button { font-size: .8125rem; line-height: 1.55; }
.panel, .kpi-card { transition: border-color 150ms ease; }
.panel { box-shadow: none; }
.kpi-grid { gap: 14px; margin-bottom: 14px; }
.kpi-card { min-height: 144px; padding: 20px; border-radius: 8px; }
.kpi-card-top { gap: 8px; align-items: flex-start; }
.kpi-label { font-size: .8125rem; font-weight: 650; line-height: 1.5; }
.kpi-action-arrow { color: var(--muted-2); font-size: 1rem; line-height: 1.25; }
.kpi-value { margin-top: 17px; font-size: clamp(1.75rem, 2.5vw, 2.125rem); line-height: 1.15; font-weight: 720; }
.kpi-value small { font-size: .8125rem; font-weight: 500; }
.kpi-meta { font-size: .75rem; line-height: 1.55; margin-top: 10px; }
.kpi-card:first-child { background: var(--navy); border-color: var(--navy); }
.kpi-card:first-child .kpi-value { color: #fff; }
.kpi-card:first-child .kpi-label, .kpi-card:first-child .kpi-meta,
.kpi-card:first-child .kpi-value small, .kpi-card:first-child .kpi-action-arrow { color: #cfdeed; }
.kpi-card[data-kpi-action]:hover { transform: none; box-shadow: none; border-color: #7296bc; background: #f8fbfe; }
.kpi-card:first-child:hover { background: #204363; border-color: #204363; }
.kpi-card:first-child:focus-visible { outline-offset: 4px; }
.score-scope-note { padding: 0 2px; margin: 12px 0 24px; font-size: .75rem; line-height: 1.8; color: var(--muted); }
.dashboard-grid { gap: 20px; margin-bottom: 20px; }
.dashboard-grid--top { grid-template-columns: minmax(0, 1.9fr) minmax(280px, 1fr); }
.dashboard-grid--bottom { grid-template-columns: minmax(0, 1.55fr) minmax(320px, 1fr); }
.panel--trend, .panel--distribution, .panel--ranking, .panel--events { padding: 24px; }
.panel-heading { gap: 16px; margin-bottom: 4px; }
.panel-heading h2, .role-panel h2, .drawer-section-heading h3 { font-size: 1.0625rem; font-weight: 700; line-height: 1.45; }
.panel-heading p, .model-title p { font-size: .8125rem; line-height: 1.65; }
.range-switcher { gap: 2px; padding: 3px; background: #f1f4f7; }
.range-switcher button { min-width: 40px; min-height: 32px; font-size: .75rem; border-radius: 4px; }
.range-switcher button.is-active { background: #fff; border-color: var(--line); color: var(--navy); box-shadow: 0 1px 2px #18344f0a; }
.chart-legend { font-size: .75rem; line-height: 1.6; margin-top: 16px; }
.chart-insight, .distribution-legend, .trend-day-detail { font-size: .8125rem; line-height: 1.7; }
.chart-axis, .chart-label { font-size: 12px; }
.distribution-bar-row { min-height: 37px; }
.table-wrap { border-radius: 0; scrollbar-width: thin; scrollbar-color: #bdc9d7 #f1f4f7; }
.data-table { font-size: .8125rem; }
.data-table th { padding: 12px 14px; background: #f8fafc; color: var(--muted); font-size: .75rem; font-weight: 650; letter-spacing: 0; }
.data-table td { padding: 15px 14px; line-height: 1.6; vertical-align: middle; }
.data-table tbody tr { transition: background-color 120ms; }
.data-table tbody tr:hover { background: #f3f7fb; }
.data-table td small, .data-table th small { font-size: .75rem; line-height: 1.6; }
.vehicle-link, .event-link, .sort-button { font-size: .8125rem; }
.sort-button:hover, .sort-button.is-active { color: var(--blue); }
.risk-badge, .evidence-status-badge, .source-badge, .model-version, .live-chip { font-size: .75rem; border-radius: 4px; }
.event-row { padding-block: 16px; }
.event-copy strong { font-size: .875rem; font-weight: 650; }
.event-copy small, .event-copy > span { font-size: .75rem; line-height: 1.65; }
.event-score { font-size: 1rem; font-weight: 700; }
.event-toolbar, .table-toolbar { gap: 10px; padding: 14px; border: 1px solid var(--line); border-radius: 8px; background: #fff; }
.filter-control { min-height: 40px; padding: 6px 10px; border-radius: 5px; }
.filter-control span { font-size: .75rem; }
.filter-control select, .event-toolbar input[type="date"], .table-search input { font-size: .875rem; }
.table-search { min-height: 40px; }
.table-search:focus-within, .filter-control:focus-within { outline: 2px solid var(--blue); outline-offset: 2px; }
.events-summary { font-size: .8125rem; margin-block: 16px; }
.table-scroll-controls { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 9px 0; color: var(--muted); font-size: .75rem; }
.table-scroll-controls[hidden] { display: none; }
.table-scroll-controls > div { display: flex; gap: 4px; }
.table-scroll-controls button { display: grid; place-items: center; width: 32px; height: 32px; border: 1px solid var(--line); border-radius: 4px; background: #fff; color: var(--blue); font-size: 1rem; }
.table-scroll-controls button:disabled { color: #a2aebb; background: #f8fafc; cursor: default; }
.model-grid { gap: 24px; }
.model-grid > .panel { padding: 26px; }
.model-title { gap: 14px; align-items: flex-start; }
.model-title h2 { font-size: 1.25rem; line-height: 1.4; }
.model-grid .model-title { flex-wrap: wrap; }
.model-section-nav { display: flex; position: sticky; top: var(--topbar-height); z-index: 25; gap: 4px; overflow-x: auto; padding: 7px 10px; margin: 0 0 24px; border: 1px solid var(--line); border-radius: 7px; background: #fff; scrollbar-width: thin; }
.model-section-nav button { flex: 0 0 auto; padding: 10px 14px; min-height: 40px; border: 0; border-radius: 4px; background: transparent; font-size: .8125rem; font-weight: 600; color: var(--muted); }
.model-section-nav button:hover { background: #f5f8fb; color: var(--navy); }
.model-section-nav button.is-active { background: #eaf1f8; color: #1d568e; }
.model-grid > article { scroll-margin-top: calc(var(--topbar-height) + 86px); }
.model-grid > article:focus { outline: none; }
.model-grid > article:focus-visible { outline: 2px solid var(--blue); outline-offset: 4px; }
.model-metric-card { padding: 16px; background: #f8fafc; }
.model-metric-card small, .model-meta-grid small, .model-field-grid small { font-size: .75rem; }
.model-metric-card strong { font-size: 1.5rem; }
.model-meta-grid strong, .model-field-grid strong { font-size: .875rem; }
.view .reliability-note, .reliability-section > p, .reliability-details > p,
.reliability-scope p, .attribution-note, .drawer-content p { font-size: .875rem; line-height: 1.8; }
.reliability-scope { border-radius: 0 6px 6px 0; padding: 18px 20px; }
.reliability-scope strong { font-size: .9375rem; }
.reliability-summary-grid { margin-block: 22px 16px; }
.reliability-summary-grid p, .reliability-summary-grid small,
.reliability-mini-stats small, .reliability-scope-badge { font-size: .75rem; }
.reliability-summary-grid strong { font-size: 1.625rem; }
.reliability-section { padding-top: 28px; margin-top: 28px; }
.reliability-section h3 { font-size: 1rem; font-weight: 700; }
.reliability-diagnostics-grid { gap: 32px; }
.model-reliability-card .data-table, .reliability-comparison-table { font-size: .8125rem; }
.model-reliability-card .data-table small, .reliability-comparison-table small { font-size: .75rem; }
.reliability-details summary { font-size: .8125rem; padding-block: 16px; }
.reliability-calibration-chart { display: block; }
.model-release-row p, .research-validation-disclosure p, .validation-disclosure p,
.validation-ladder-step p, .boundary-list li, .importance-note { font-size: .8125rem; line-height: 1.75; }
.validation-ladder-step strong { font-size: .9375rem; }
.validation-ladder-step small, .validation-level { font-size: .75rem; }
.importance-row strong, .lineage-stats div, .data-composition-item strong { font-size: .8125rem; }
.drawer-header { min-height: 74px; gap: 16px; background: #fff; }
.drawer-header h2 { line-height: 1.5; font-size: 1.0625rem; overflow-wrap: anywhere; }
.drawer-header small { font-size: .75rem; }
.drawer-content { padding: 22px; background: #f4f6f8; }
.drawer-section { padding: 24px; border-radius: 8px; margin-bottom: 18px; scroll-margin-top: 156px; }
.drawer-section-heading { align-items: flex-start; gap: 12px; flex-wrap: wrap; margin-bottom: 18px; }
.drawer-section-heading span { font-size: .75rem; }
.event-section-nav { top: var(--drawer-header-height, 74px); margin: -22px -22px 22px; padding: 8px 22px; gap: 4px; background: #fff; }
.event-section-nav button { min-height: 38px; padding-inline: 13px; font-size: .8125rem; }
.investigation-summary { gap: 12px; }
.investigation-summary > div { padding: 16px; background: #f8fafc; }
.investigation-summary small, .investigation-summary span, .event-summary-grid small { font-size: .75rem; line-height: 1.65; }
.investigation-summary strong { font-size: 1rem; line-height: 1.55; }
.investigation-risk strong { font-size: 2rem; }
.event-summary-grid { gap: 10px; }
.event-summary-grid > div { padding: 13px; }
.event-summary-grid strong { font-size: .8125rem; line-height: 1.7; font-variant-numeric: tabular-nums; }
.factor-label strong, .factor-value { font-size: .875rem; }
.factor-label small { font-size: .75rem; }
.context-compare small, .context-compare span { font-size: .75rem; letter-spacing: 0; line-height: 1.6; }
.context-compare strong { font-size: .9375rem; }
.telemetry-timeline { background: #fafcfe; border-radius: 6px; }
.evidence-kpi small, .homepage-integrity-grid span, .root-detail-grid small { font-size: .75rem; }
.evidence-kpi strong { font-size: 1.75rem; }
.app-footer { gap: 20px; padding: 22px 32px; font-size: .75rem; border-top: 1px solid var(--line); }
@media (min-width: 1500px) { .view { padding-inline: 40px; } }
@media (max-width: 1200px) {
  .dashboard-grid--top, .dashboard-grid--bottom { grid-template-columns: 1fr; }
  .kpi-card { padding: 16px; }
  .reliability-diagnostics-grid { grid-template-columns: 1fr; }
}
@media (max-width: 900px) {
  .main-shell { margin-left: 0; }
  .view { padding: 26px 20px; }
  .sidebar { width: 236px; }
  .breadcrumb::before { display: none; }
}
@media (max-width: 680px) {
  .view { padding: 24px 14px; }
  .page-heading { align-items: flex-start; gap: 16px; }
  .page-heading h1 { font-size: 1.625rem; }
  .page-heading p:not(.eyebrow) { font-size: .875rem; }
  .topbar { padding-inline: 12px; }
  .mobile-brand { flex-shrink: 0; gap: 8px; }
  .mobile-brand strong { font-size: .8125rem; white-space: nowrap; }
  .topbar-actions { gap: 5px; }
  .topbar .icon-button { width: 34px; height: 36px; }
  .data-status-button { width: 32px; height: 36px; min-width: 32px; padding: 0; justify-content: center; }
  .data-status-button i { width: 9px; height: 9px; }
  .data-status-button span { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
  .role-control { max-width: 126px; padding-inline: 6px; }
  .role-control select { max-width: 112px; font-size: .75rem; }
  .kpi-grid { gap: 10px; }
  .kpi-card { min-height: 130px; padding: 15px; }
  .kpi-value { font-size: 1.75rem; }
  .kpi-meta, .kpi-label { font-size: .75rem; }
  .kpi-card:last-child { grid-column: 1 / -1; min-height: 116px; }
  .kpi-action-arrow { font-size: .875rem; }
  .panel--trend, .panel--distribution, .panel--ranking, .panel--events,
  .model-grid > .panel { padding: 18px; }
  .panel-heading { flex-wrap: wrap; }
  .panel-heading h2 { font-size: 1rem; }
  .dashboard-grid { gap: 16px; }
  .model-grid { gap: 18px; }
  .model-section-nav { margin-inline: -14px; padding-inline: 14px; border-inline: 0; border-radius: 0; }
  .model-section-nav button { padding-inline: 12px; }
  .model-title h2 { font-size: 1.125rem; }
  .reliability-summary-grid strong { font-size: 1.5rem; }
  .reliability-mini-stats { gap: 10px; }
  .reliability-mini-stats strong { font-size: 1.25rem; }
  .reliability-scope { padding: 14px; }
  .reliability-calibration-chart text { font-size: 13px; }
  .event-toolbar { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); padding: 12px; }
  .event-toolbar .filter-control { min-width: 0; flex-wrap: wrap; align-content: center; }
  .event-toolbar .filter-control select, .event-toolbar input[type="date"] { width: 100%; min-width: 0; }
  .event-toolbar select, .table-search input { font-size: 1rem; }
  .drawer-header { padding: 16px; align-items: flex-start; }
  .drawer-header h2 { max-width: 48vw; font-size: .875rem; }
  .drawer-header-actions { gap: 3px; }
  .drawer-header-actions .ghost-button { padding-inline: 7px; font-size: .75rem; }
  .drawer-content { padding: 14px; }
  .drawer-section { padding: 18px; scroll-margin-top: 180px; }
  .event-section-nav { margin: -14px -14px 18px; padding-inline: 14px; top: var(--drawer-header-height, 94px); }
  .investigation-summary { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .investigation-summary > div { padding: 12px; }
  .investigation-summary strong { overflow-wrap: anywhere; }
  .investigation-risk strong { font-size: 1.75rem; }
  .event-summary-grid { grid-template-columns: 1fr; }
  .reliability-mini-stats small { font-size: .75rem; }
  .app-footer { display: grid; padding: 18px 14px; gap: 6px; }
}
@media (max-width: 360px) {
  .topbar { padding-inline: 8px; }
  .mobile-brand { gap: 5px; }
  .mobile-brand strong { font-size: .75rem; }
  .role-control { max-width: 106px; }
  .role-control select { max-width: 92px; }
  .topbar-actions { gap: 3px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: 0s !important; animation-duration: 0s !important; }
}