diff --git a/app/renderer/App.tsx b/app/renderer/App.tsx
index e864c7ef..9e4db6d2 100644
--- a/app/renderer/App.tsx
+++ b/app/renderer/App.tsx
@@ -15,7 +15,7 @@ import { Models } from './sections/Models'
 import { Sessions } from './sections/Sessions'
 import { Compare } from './sections/Compare'
 import { Plans } from './sections/Plans'
-import { Settings } from './sections/Settings'
+import { Settings, type SettingsPane } from './sections/Settings'
 import { SpendContent } from './sections/Spend'
 import type { DateRange, MenubarPayload, Period } from './lib/types'
 
@@ -65,6 +65,7 @@ function refreshedLabel(lastSuccessAt: number | null, loading: boolean, now: num
 
 export function App() {
   const [section, setSection] = useState<Section>('overview')
+  const [settingsPane, setSettingsPane] = useState<SettingsPane>('general')
   const [period, setPeriod] = useState<Period>('30days')
   const [provider, setProvider] = useState<string>('all')
   const [detectedProviders, setDetectedProviders] = useState<string[]>([])
@@ -107,18 +108,23 @@ export function App() {
     setRefreshToken(token => token + 1)
   }, [refreshOverview])
 
+  const navigate = useCallback((next: Section, pane: SettingsPane = 'general') => {
+    setSettingsPane(pane)
+    setSection(next)
+  }, [])
+
   useEffect(() => {
     const onKeyDown = (event: KeyboardEvent) => {
       if (!event.metaKey || event.altKey || event.ctrlKey || event.shiftKey) return
       const key = event.key.toLowerCase()
-      if (key === '1') setSection('overview')
-      else if (key === '2') setSection('sessions')
-      else if (key === '3') setSection('spend')
-      else if (key === '4') setSection('optimize')
-      else if (key === '5') setSection('models')
-      else if (key === '6') setSection('compare')
-      else if (key === '7') setSection('plans')
-      else if (key === ',') setSection('settings')
+      if (key === '1') navigate('overview')
+      else if (key === '2') navigate('sessions')
+      else if (key === '3') navigate('spend')
+      else if (key === '4') navigate('optimize')
+      else if (key === '5') navigate('models')
+      else if (key === '6') navigate('compare')
+      else if (key === '7') navigate('plans')
+      else if (key === ',') navigate('settings')
       else if (key === 'r') refreshVisible()
       else return
       event.preventDefault()
@@ -126,7 +132,7 @@ export function App() {
 
     document.addEventListener('keydown', onKeyDown)
     return () => document.removeEventListener('keydown', onKeyDown)
-  }, [refreshVisible])
+  }, [refreshVisible, navigate])
 
   const onPeriodChange = (value: string) => {
     if (isPeriod(value)) {
@@ -144,13 +150,13 @@ export function App() {
 
   return (
     <Window>
-      <Sidebar active={section} onNavigate={setSection} status={<StatusLine polled={overview} />} />
+      <Sidebar active={section} onNavigate={navigate} status={<StatusLine polled={overview} />} />
       <div className="ct">
         <ErrorBoundary key={section}>
         {section === 'plans' ? (
-          <Plans period={period} refreshToken={refreshToken} />
+          <Plans period={period} refreshToken={refreshToken} onNavigate={navigate} />
         ) : section === 'settings' ? (
-          <Settings period={period} refreshToken={refreshToken} onNavigate={setSection} />
+          <Settings period={period} refreshToken={refreshToken} onNavigate={navigate} initialPane={settingsPane} />
         ) : (
           <>
             <TopBar
@@ -167,7 +173,7 @@ export function App() {
             />
             <div className="body">
               {section === 'overview' ? (
-                <OverviewContent period={period} overview={overview} onNavigate={setSection} />
+                <OverviewContent period={period} overview={overview} onNavigate={navigate} />
               ) : section === 'sessions' ? (
                 <Sessions period={period} provider={provider} range={customRange} refreshToken={refreshToken} />
               ) : section === 'spend' ? (
@@ -175,7 +181,7 @@ export function App() {
               ) : section === 'optimize' ? (
                 <OptimizeContent period={period} range={customRange} overview={overview} refreshToken={refreshToken} />
               ) : section === 'models' ? (
-                <Models period={period} provider={provider} range={customRange} refreshToken={refreshToken} />
+                <Models period={period} provider={provider} range={customRange} refreshToken={refreshToken} onNavigate={navigate} />
               ) : section === 'compare' ? (
                 <Compare period={period} provider={provider} refreshToken={refreshToken} />
               ) : (
diff --git a/app/renderer/components/Sankey.tsx b/app/renderer/components/Sankey.tsx
index 5b4fb449..0753b596 100644
--- a/app/renderer/components/Sankey.tsx
+++ b/app/renderer/components/Sankey.tsx
@@ -1,5 +1,5 @@
 import { formatUsd } from '../lib/format'
-import { isOtherNode, seriesHexForModel } from '../lib/modelSeries'
+import { isOtherNode, seriesColorForModel } from '../lib/modelSeries'
 import type { SpendFlow, SpendFlowNode } from '../lib/types'
 
 type LayoutNode = SpendFlowNode & {
@@ -98,12 +98,12 @@ export function Sankey({ flow }: { flow: SpendFlow }) {
       ))}
 
       {models.map(node => (
-        <text key={node.id} x="118" y={round(node.y + node.h / 2 + 3)} textAnchor="end" fontSize="10" fill="#9BA3B7">
+        <text key={node.id} x="118" y={round(node.y + node.h / 2 + 3)} textAnchor="end" fontSize="10" fill="var(--t2)">
           {node.displayLabel} · {formatUsd(node.cost)}
         </text>
       ))}
       {projects.map(node => (
-        <text key={node.id} x="534" y={round(node.y + node.h / 2 + 3)} fontSize="10" fill="#9BA3B7">
+        <text key={node.id} x="534" y={round(node.y + node.h / 2 + 3)} fontSize="10" fill="var(--t2)">
           {node.displayLabel} · {formatUsd(node.cost)}
         </text>
       ))}
@@ -124,7 +124,7 @@ function layoutNodes(nodes: SpendFlowNode[], x: number, modelSide: boolean): Lay
   return nodes.map((node, i) => {
     const h = Math.max(2, inflated[i] * scale)
     const neutral = isOtherNode(node.id) || isOtherNode(node.label)
-    const fill = modelSide && !neutral ? seriesHexForModel(node.label || node.id) : neutral ? '#5F6780' : '#3A4258'
+    const fill = modelSide && !neutral ? seriesColorForModel(node.label || node.id) : neutral ? 'var(--s-other)' : 'var(--mut2)'
     const displayLabel = modelSide ? modelDisplayLabel(node.label || node.id) : projectDisplayLabel(node.label || node.id)
     const laidOut = { ...node, x, y, h, fill, displayLabel }
     y += h + GAP
diff --git a/app/renderer/components/StackedBars.tsx b/app/renderer/components/StackedBars.tsx
index 6fec1547..e8b5169c 100644
--- a/app/renderer/components/StackedBars.tsx
+++ b/app/renderer/components/StackedBars.tsx
@@ -1,5 +1,5 @@
 import { formatUsd } from '../lib/format'
-import { SERIES_HEX, SERIES_LABELS, type SeriesKey, seriesClassForModel, seriesKeyForModel } from '../lib/modelSeries'
+import { SERIES_LABELS, type SeriesKey, seriesClassForKey, seriesClassForModel, seriesKeyForModel } from '../lib/modelSeries'
 import type { DailyHistoryEntry } from '../lib/types'
 
 export function StackedBars({ daily }: { daily: DailyHistoryEntry[] }) {
@@ -37,7 +37,7 @@ export function StackedBars({ daily }: { daily: DailyHistoryEntry[] }) {
       <div className="legend">
         {legendSeries.map(series => (
           <span key={series}>
-            <i style={{ background: SERIES_HEX[series] }} />
+            <i className={seriesClassForKey(series)} />
             {SERIES_LABELS[series]}
           </span>
         ))}
diff --git a/app/renderer/lib/modelSeries.ts b/app/renderer/lib/modelSeries.ts
index 7fe2cabc..57af4305 100644
--- a/app/renderer/lib/modelSeries.ts
+++ b/app/renderer/lib/modelSeries.ts
@@ -17,11 +17,11 @@ export const SERIES_LABELS: Record<SeriesKey, string> = {
 }
 
 const SERIES_CSS_VAR: Record<SeriesKey, string> = {
-  opus: 'var(--blue)',
-  sonnet: 'var(--purple)',
-  haiku: 'var(--lav)',
-  gpt: 'var(--cyan)',
-  other: 'var(--t3)',
+  opus: 'var(--s-opus)',
+  sonnet: 'var(--s-sonnet)',
+  haiku: 'var(--s-haiku)',
+  gpt: 'var(--s-gpt)',
+  other: 'var(--s-other)',
 }
 
 const SERIES_CLASS: Record<SeriesKey, string> = {
@@ -49,6 +49,10 @@ export function seriesClassForModel(model?: string): string {
   return SERIES_CLASS[seriesKeyForModel(model)]
 }
 
+export function seriesClassForKey(series: SeriesKey): string {
+  return SERIES_CLASS[series]
+}
+
 export function seriesHexForModel(model?: string): string {
   return SERIES_HEX[seriesKeyForModel(model)]
 }
diff --git a/app/renderer/sections/Models.test.tsx b/app/renderer/sections/Models.test.tsx
index 02eed528..5476883b 100644
--- a/app/renderer/sections/Models.test.tsx
+++ b/app/renderer/sections/Models.test.tsx
@@ -124,8 +124,8 @@ describe('Models', () => {
     expect(screen.getByText('$35.10')).toHaveClass('pos')
 
     const dots = [...container.querySelectorAll('.mdot')]
-    expect(dots[0]).toHaveAttribute('style', expect.stringContaining('var(--blue)'))
-    expect(dots[1]).toHaveAttribute('style', expect.stringContaining('var(--cyan)'))
+    expect(dots[0]).toHaveAttribute('style', expect.stringContaining('var(--s-opus)'))
+    expect(dots[1]).toHaveAttribute('style', expect.stringContaining('var(--s-gpt)'))
   })
 
   it('renders codex rows with credits and real cost as priced', async () => {
diff --git a/app/renderer/sections/Models.tsx b/app/renderer/sections/Models.tsx
index 4f75568a..6e51ca53 100644
--- a/app/renderer/sections/Models.tsx
+++ b/app/renderer/sections/Models.tsx
@@ -4,6 +4,7 @@ import { CliErrorPanel } from '../components/CliErrorPanel'
 import { seriesColorForModel } from '../components/ListRow'
 import { Panel } from '../components/Panel'
 import { SegTabs } from '../components/SegTabs'
+import type { Section } from '../components/Sidebar'
 import { usePolled } from '../hooks/usePolled'
 import { formatUsd } from '../lib/format'
 import { codeburn } from '../lib/ipc'
@@ -38,11 +39,13 @@ export function Models({
   provider,
   range = null,
   refreshToken = 0,
+  onNavigate,
 }: {
   period: Period
   provider: string
   range?: DateRange | null
   refreshToken?: number
+  onNavigate?: (section: Section) => void
 }) {
   const [lens, setLens] = useState<ModelsLens>('model')
   const byTask = lens === 'task'
@@ -64,9 +67,9 @@ export function Models({
     <>
       <div style={{ display: 'flex', alignItems: 'center', gap: 10, alignSelf: 'flex-start' }}>
         <SegTabs options={LENSES} value={lens} onChange={value => setLens(value as ModelsLens)} />
-        <span className="btn btn-s" aria-disabled="true">
+        <button type="button" className="btn btn-s" onClick={() => onNavigate?.('compare')}>
           Compare…
-        </span>
+        </button>
       </div>
       <Panel bodyStyle={{ overflowX: 'auto' }}>
         {report.data.length ? (
diff --git a/app/renderer/sections/Overview.test.tsx b/app/renderer/sections/Overview.test.tsx
index 2cea2266..e5d707d7 100644
--- a/app/renderer/sections/Overview.test.tsx
+++ b/app/renderer/sections/Overview.test.tsx
@@ -245,8 +245,11 @@ describe('Overview', () => {
     expect(container.querySelector('.ov-spark')).not.toBeInTheDocument()
 
     expect(screen.getByText('82%')).toBeInTheDocument()
-    expect(screen.getByText('$84.20')).toBeInTheDocument()
-    expect(screen.getByText('from 11 applied fixes')).toBeInTheDocument()
+    // Scope to the KPI card (kpis, declared above): month-to-date spend can
+    // equal the saved figure on some dates, so an unscoped getByText('$84.20')
+    // would match two cards.
+    expect(within(kpis).getByText('$84.20')).toBeInTheDocument()
+    expect(within(kpis).getByText('from 11 applied fixes')).toBeInTheDocument()
     const statsCard = screen.getByText('Month to date').closest('.ov-stats3')
     expect(statsCard).toHaveClass('ov-card')
     expect(statsCard?.querySelector(':scope > .ov-fuel')).toBeInTheDocument()
@@ -347,12 +350,12 @@ describe('Overview', () => {
     // (project|date|calls|cost) → claude-opus-4 → blue dot + model in sub-line.
     expect(await screen.findByText('Jul 8 · claude-opus-4 · 41 calls')).toBeInTheDocument()
     const firstDot = container.querySelectorAll('.li')[0].querySelector('.mdot')
-    expect(firstDot?.getAttribute('style')).toContain('var(--blue)')
+    expect(firstDot?.getAttribute('style')).toContain('var(--s-opus)')
 
     // pairing-svc has no matching project → neutral dot, model omitted from sub.
     expect(screen.getByText('Jul 7 · 33 calls')).toBeInTheDocument()
     const secondDot = container.querySelectorAll('.li')[1].querySelector('.mdot')
-    expect(secondDot?.getAttribute('style')).toContain('var(--t3)')
+    expect(secondDot?.getAttribute('style')).toContain('var(--s-other)')
   })
 
   it('disambiguates two same-project/same-day/same-calls sessions by cost', async () => {
@@ -406,8 +409,8 @@ describe('Overview', () => {
     expect(await screen.findByText('Jul 8 · claude-opus-4 · 20 calls')).toBeInTheDocument()
     expect(screen.getByText('Jul 8 · claude-haiku-4 · 20 calls')).toBeInTheDocument()
     const dots = container.querySelectorAll('.li .mdot')
-    expect(dots[0].getAttribute('style')).toContain('var(--blue)') // $10 → opus
-    expect(dots[1].getAttribute('style')).toContain('var(--lav)') // $2 → haiku
+    expect(dots[0].getAttribute('style')).toContain('var(--s-opus)') // $10 → opus
+    expect(dots[1].getAttribute('style')).toContain('var(--s-haiku)') // $2 → haiku
   })
 
   it('shows the first-run locate-CLI state when the binary is missing', async () => {
diff --git a/app/renderer/sections/Plans.tsx b/app/renderer/sections/Plans.tsx
index ca6e731e..814a7fa4 100644
--- a/app/renderer/sections/Plans.tsx
+++ b/app/renderer/sections/Plans.tsx
@@ -1,9 +1,11 @@
 import { CliErrorPanel } from '../components/CliErrorPanel'
 import { Panel } from '../components/Panel'
+import type { Section } from '../components/Sidebar'
 import { usePolled } from '../hooks/usePolled'
 import { formatUsd } from '../lib/format'
 import { codeburn } from '../lib/ipc'
 import type { JsonPlanSummary, Period, PlanId, PlanProvider, StatusJson } from '../lib/types'
+import type { SettingsPane } from './Settings'
 
 const PROVIDER_ORDER: PlanProvider[] = ['all', 'claude', 'codex', 'cursor', 'grok']
 const MS_PER_DAY = 24 * 60 * 60 * 1000
@@ -76,7 +78,7 @@ function planSummaries(status: StatusJson): JsonPlanSummary[] {
   return status.plan ? [status.plan] : []
 }
 
-export function Plans({ period, refreshToken = 0 }: { period: Period; refreshToken?: number }) {
+export function Plans({ period, refreshToken = 0, onNavigate }: { period: Period; refreshToken?: number; onNavigate?: (section: Section, pane?: SettingsPane) => void }) {
   const report = usePolled<StatusJson>(() => codeburn.getPlans(period), [period, refreshToken])
   const plans = report.data ? planSummaries(report.data) : []
   const cycle = cycleLabels(plans[0])
@@ -87,10 +89,10 @@ export function Plans({ period, refreshToken = 0 }: { period: Period; refreshTok
         <div className="t">Plans</div>
         {cycle ? <span className="scope">{cycle.caption}</span> : <span className="scope">Cycle unavailable</span>}
         <div className="sp" />
-        <div className="pop">{cycle ? cycle.pop : 'Cycle unavailable'}</div>
-        <span className="btn btn-s" aria-disabled="true">
+        <span className="scope">{cycle ? cycle.pop : 'Cycle unavailable'}</span>
+        <button type="button" className="btn btn-s" onClick={() => onNavigate?.('settings', 'plans')}>
           Add plan…
-        </span>
+        </button>
       </div>
       <div className="body">{renderBody(report.data, report.error, plans)}</div>
     </>
diff --git a/app/renderer/sections/Settings.tsx b/app/renderer/sections/Settings.tsx
index 11bee576..ddf4115d 100644
--- a/app/renderer/sections/Settings.tsx
+++ b/app/renderer/sections/Settings.tsx
@@ -9,7 +9,8 @@ import { formatUsd } from '../lib/format'
 import { codeburn } from '../lib/ipc'
 import type { ActionResult, AliasRow, CliError, CombinedUsage, DeviceScanResult, Identity, JsonPlanSummary, MenubarPayload, Period, PlanId, PlanProvider, ShareStatus, StatusJson } from '../lib/types'
 
-type Pane = 'general' | 'providers' | 'aliases' | 'plans' | 'devices' | 'export' | 'privacy'
+export type SettingsPane = 'general' | 'providers' | 'aliases' | 'plans' | 'devices' | 'export' | 'privacy'
+type Pane = SettingsPane
 type Theme = 'system' | 'light' | 'dark'
 
 type PlanPreset = { id: Exclude<PlanId, 'custom' | 'none'>; label: string; provider: Exclude<PlanProvider, 'all' | 'codex'> }
@@ -55,8 +56,8 @@ function shortFingerprint(fingerprint: string): string {
   return `${parts[0]}:${parts[1]}:…:${parts[parts.length - 1]}`
 }
 
-export function Settings({ period, refreshToken = 0, onNavigate }: { period: Period; refreshToken?: number; onNavigate?: (section: Section) => void }) {
-  const [pane, setPane] = useState<Pane>('general')
+export function Settings({ period, refreshToken = 0, onNavigate, initialPane }: { period: Period; refreshToken?: number; onNavigate?: (section: Section) => void; initialPane?: SettingsPane }) {
+  const [pane, setPane] = useState<Pane>(initialPane ?? 'general')
 
   return (
     <>
@@ -271,7 +272,7 @@ function PrivacyClaim({ title, detail, icon }: { title: string; detail: string;
 
 function ThisDevicePanel({ identity, shareStatus }: { identity: ReturnType<typeof usePolled<Identity>>; shareStatus: ReturnType<typeof usePolled<ShareStatus>> }) {
   const status = shareStatus.data ? <span className="set-status"><span className={shareStatus.data.sharing ? 'set-dot ok' : 'set-dot'} />{shareStatus.data.sharing ? 'Visible' : 'Not sharing'}</span> : null
-  return <Panel title="This device" right={status}>{identity.data ? <div className="li"><div className="lx"><b>{identity.data.name}</b><span>Local device name: {identity.data.name}</span><span>{identity.data.fingerprint}</span></div></div> : identity.error ? <SettingsErrorText error={identity.error} /> : <p style={{ color: 'var(--t3)', margin: 0, fontSize: 12 }}>Reading this device identity…</p>}{shareStatus.error && <SettingsErrorText error={shareStatus.error} />}</Panel>
+  return <Panel title="This device" right={status}>{identity.data ? <div className="li"><div className="lx"><b>{identity.data.name}</b><span>Local device name: {identity.data.name}</span><span>{identity.data.fingerprint}</span></div></div> : identity.error ? <SettingsErrorText error={identity.error} /> : <p className="set-cap">Reading this device identity…</p>}{shareStatus.error && <SettingsErrorText error={shareStatus.error} />}</Panel>
 }
 
 function DiscoveredPanel({ scan }: { scan: ReturnType<typeof usePolled<DeviceScanResult>> }) {
@@ -294,6 +295,6 @@ function PairedPanel({ devices, period, onRefresh }: { devices: ReturnType<typeo
 }
 
 function SettingsErrorText({ error }: { error: CliError }) {
-  if (error.kind === 'not-found') { const display = cliErrorDisplay(error); return <p style={{ color: 'var(--t3)', margin: 0, fontSize: 12 }}>{display.title}</p> }
+  if (error.kind === 'not-found') { const display = cliErrorDisplay(error); return <p className="set-cap">{display.title}</p> }
   return <CliErrorText error={error} />
 }
diff --git a/app/renderer/sections/Spend.test.tsx b/app/renderer/sections/Spend.test.tsx
index 9192d8d7..e1eeea79 100644
--- a/app/renderer/sections/Spend.test.tsx
+++ b/app/renderer/sections/Spend.test.tsx
@@ -280,8 +280,8 @@ describe('Spend', () => {
     const opusRibbon = container.querySelector('[data-testid="sankey-ribbon"][data-model="claude-opus-4-20260701"]')
     expect(opusRibbon?.getAttribute('stroke')).toBe('url(#sankey-claude-opus-4-20260701)')
     const opusStop = container.querySelector('linearGradient[id="sankey-claude-opus-4-20260701"] stop')
-    expect(opusStop?.getAttribute('stop-color')).toBe('#5B8CFF')
+    expect(opusStop?.getAttribute('stop-color')).toBe('var(--s-opus)')
     const otherNode = container.querySelector('[data-testid="sankey-node"][data-node-id="__other__"]')
-    expect(otherNode?.getAttribute('fill')).toBe('#5F6780')
+    expect(otherNode?.getAttribute('fill')).toBe('var(--s-other)')
   })
 })
diff --git a/app/renderer/styles/indigo.css b/app/renderer/styles/indigo.css
index 110bc3b5..76cdc5e6 100644
--- a/app/renderer/styles/indigo.css
+++ b/app/renderer/styles/indigo.css
@@ -141,7 +141,7 @@ h2 { font-size: 20px; font-weight: 650; letter-spacing: -.015em; margin: 0 0 6px
 .li .lx span.bad { color: var(--red); }
 .li .val { font-family: var(--mono); font-size: 12px; font-weight: 500; font-variant-numeric: tabular-nums; }
 .li .val.ok { color: var(--mint); }
-.li .chev { color: #333A50; }
+.li .chev { color: var(--mut2); }
 .mdot { width: 8px; height: 8px; border-radius: 2.5px; flex: 0 0 auto; }
 
 .hint { display: flex; gap: 14px; padding: 8px 18px; border-top: 1px solid var(--hair); font-size: 10.5px; color: var(--t3); }
diff --git a/app/renderer/styles/plain.css b/app/renderer/styles/plain.css
index f54b87bb..3097ff34 100644
--- a/app/renderer/styles/plain.css
+++ b/app/renderer/styles/plain.css
@@ -16,6 +16,12 @@
   --purple: #8a93a3;
   --lav: #9ca4b1;
   --cyan: #606a79;
+  --s-opus: #2a78d6;
+  --s-sonnet: #e87ba4;
+  --s-haiku: #eda100;
+  --s-gpt: #008300;
+  --s-other: #8b93a1;
+  --card-shadow: 0 1px 2px rgba(20,24,33,.05), 0 1px 3px rgba(20,24,33,.06);
   --accent: #e8590c;
   --bg: #f5f6f8;
   --line: #e6e8ec;
@@ -34,6 +40,11 @@
   --tip-ink: #ffffff;
   --grad: var(--accent);
   --grad-bar: var(--bar-hi);
+  --t1: var(--ink);
+  --t2: var(--mut);
+  --t3: var(--mut2);
+  --hair: var(--line);
+  --hair2: var(--line2);
 }
 
 @media (prefers-color-scheme: dark) {
@@ -54,6 +65,12 @@
     --purple: #69717e;
     --lav: #9299a5;
     --cyan: #5d6571;
+    --s-opus: #3987e5;
+    --s-sonnet: #d55181;
+    --s-haiku: #c98500;
+    --s-gpt: #008300;
+    --s-other: #6b7280;
+    --card-shadow: 0 1px 2px rgba(0,0,0,.24), 0 1px 3px rgba(0,0,0,.30);
     --accent: #f2701c;
     --bg: #0e1013;
     --line: #282c33;
@@ -79,6 +96,8 @@
   --hair: #262a31; --hair2: #1e2127; --t1: #e6e8ec; --t2: #9aa2ae; --t3: #6b7280;
   --mint: #37b24d; --amber: #f2a60c; --red: #ff6b6b;
   --blue: #7d8592; --purple: #69717e; --lav: #9299a5; --cyan: #5d6571;
+  --s-opus: #3987e5; --s-sonnet: #d55181; --s-haiku: #c98500; --s-gpt: #008300; --s-other: #6b7280;
+  --card-shadow: 0 1px 2px rgba(0,0,0,.24), 0 1px 3px rgba(0,0,0,.30);
   --accent: #f2701c; --bg: #0e1013; --line: #282c33; --line2: #20242a;
   --ink: #e8eaee; --mut: #959ca8; --mut2: #5f6773; --ok: #3ecf8e;
   --warn: #e8b93e; --bad: #f26d6d; --bar: #2b3038; --bar-hi: #c6ccd6;
@@ -92,6 +111,8 @@
   --hair: #e3e5ea; --hair2: #eef0f3; --t1: #1a1d23; --t2: #5b6370; --t3: #8b93a1;
   --mint: #2f9e44; --amber: #e8850c; --red: #e03131;
   --blue: #727b89; --purple: #8a93a3; --lav: #9ca4b1; --cyan: #606a79;
+  --s-opus: #2a78d6; --s-sonnet: #e87ba4; --s-haiku: #eda100; --s-gpt: #008300; --s-other: #8b93a1;
+  --card-shadow: 0 1px 2px rgba(20,24,33,.05), 0 1px 3px rgba(20,24,33,.06);
   --accent: #e8590c; --bg: #f5f6f8; --line: #e6e8ec; --line2: #eef0f3;
   --ink: #181b20; --mut: #697181; --mut2: #a2a9b5; --ok: #12805c;
   --warn: #a76a00; --bad: #c2382f; --bar: #d7dbe1; --bar-hi: #3a4150;
@@ -103,7 +124,7 @@ html, body, #root { height: 100%; margin: 0; }
 body { overflow: hidden; background: var(--bg); color: var(--ink); }
 .win { height: 100%; min-height: 0; border-radius: 0; background: var(--canvas); box-shadow: none; }
 .ct { min-height: 0; }
-.body { overflow-y: auto; min-height: 0; align-items: center; }
+.body { overflow-y: auto; min-height: 0; align-items: center; padding: 18px 20px; gap: 16px; }
 /* Children keep their natural height (don't flex-shrink to fit) so the pane
    scrolls instead of squishing; capped width keeps content from stretching. */
 .body > * { flex-shrink: 0; width: 100%; max-width: 1180px; }
@@ -143,6 +164,7 @@ body { overflow: hidden; background: var(--bg); color: var(--ink); }
 .ni.on::before { background: var(--accent); }
 .seg { background: var(--bg); border: 1px solid var(--hair); }
 .seg .on { background: var(--panel); box-shadow: inset 0 -2px 0 var(--accent); }
+.seg span:focus-visible { outline: 1px solid var(--accent); outline-offset: 1px; }
 .pop-wrap, .calendar-wrap { position: relative; }
 .pop { background: var(--panel); color: var(--t1); cursor: pointer; user-select: none; }
 .pop-menu {
@@ -173,6 +195,7 @@ body { overflow: hidden; background: var(--bg); color: var(--ink); }
 }
 .calendar-nav:hover:not(:disabled) { border-color: var(--line); background: var(--hover); color: var(--t1); }
 .calendar-nav:disabled { color: var(--mut2); cursor: default; opacity: .45; }
+.calendar-nav:focus-visible { outline: 1px solid var(--accent); outline-offset: -1px; }
 .calendar-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 2px; user-select: none; }
 .calendar-weekday { padding: 3px 0 5px; color: var(--t3); text-align: center; font-size: 9px; text-transform: uppercase; }
 .calendar-day {
@@ -184,9 +207,11 @@ body { overflow: hidden; background: var(--bg); color: var(--ink); }
 .calendar-day.in-range { background: color-mix(in srgb, var(--accent) 12%, var(--panel)); color: var(--t1); border-radius: 2px; }
 .calendar-day.endpoint { background: var(--accent); color: #fff; border-radius: 6px; font-weight: 600; }
 .calendar-day:disabled { color: var(--mut2); opacity: .38; cursor: default; }
+.calendar-day:focus-visible { outline: 1px solid var(--accent); outline-offset: -1px; }
 .btn-p { background: var(--accent); box-shadow: none; }
 .btn-s { background: var(--panel); }
-.panel { border-color: var(--line); box-shadow: none; }
+.btnp:focus-visible, .btn:focus-visible, .btn-s:focus-visible { outline: 1px solid var(--accent); outline-offset: 1px; }
+.panel { border-color: var(--line); box-shadow: var(--card-shadow); }
 .error-boundary { display: flex; padding: 20px; }
 .error-card { max-width: 760px; padding: 16px 18px; }
 .error-title { margin: 0 0 8px; font-size: 14px; font-weight: 620; color: var(--ink); }
@@ -206,7 +231,7 @@ body { overflow: hidden; background: var(--bg); color: var(--ink); }
 .set-h { font-size: 15px; font-weight: 640; margin: 0; }
 .set-sub { color: var(--mut); font-size: 12px; margin: 4px 0 0; line-height: 1.5; }
 .set-cap { color: var(--mut2); font-size: 11px; line-height: 1.6; margin: 0; }
-.card { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
+.card { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; overflow: hidden; box-shadow: var(--card-shadow); }
 .about-sec { padding: 14px 18px; border-bottom: 1px solid var(--line2); }
 .about-sec.set-last-sec { border-bottom: 0; }
 .about-sec-h { font-size: 10.5px; font-weight: 600; color: var(--mut2); text-transform: uppercase; letter-spacing: .05em; margin-bottom: 8px; }
@@ -224,7 +249,7 @@ body { overflow: hidden; background: var(--bg); color: var(--ink); }
 .set-alias-ar { color: var(--mut2); text-align: center; }
 .set-alias-to { color: var(--mut); }
 .set-alias-empty { padding-bottom: 9px; }
-.set-input { border: 1px solid var(--line); border-radius: 6px; padding: 4px 9px; font: inherit; font-size: 11.5px; background: var(--bg); color: var(--ink); min-width: 0; }
+.set-input { border: 1px solid var(--line); border-radius: 7px; padding: 6px 10px; font: inherit; font-size: 11.5px; background: var(--panel); color: var(--ink); min-width: 0; }
 .set-input:focus-visible { border-color: var(--accent); outline: 1px solid var(--accent); }
 .btnp { font-size: 11.5px; font-weight: 540; color: var(--ink); border: 1px solid var(--line); border-radius: 7px; padding: 5px 11px; background: var(--panel); cursor: pointer; }
 .btnp-primary { background: var(--accent); color: #fff; border-color: var(--accent); }
@@ -249,6 +274,7 @@ body { overflow: hidden; background: var(--bg); color: var(--ink); }
 .set-p .seg button { border: 0; border-right: 1px solid var(--line2); background: transparent; padding: 5px 11px; font: inherit; font-size: 12px; color: var(--mut); cursor: pointer; }
 .set-p .seg button:last-child { border-right: 0; }
 .set-p .seg button.on { background: var(--panel); color: var(--ink); font-weight: 560; box-shadow: inset 0 -2px 0 var(--accent); }
+.set-p .seg button:focus-visible { outline: 1px solid var(--accent); outline-offset: 1px; }
 
 @media (max-width: 700px) {
   .set-rail { flex-basis: 58px; padding-inline: 8px; }
@@ -259,18 +285,24 @@ body { overflow: hidden; background: var(--bg); color: var(--ink); }
   .set-alias { grid-template-columns: minmax(0, 1fr) 12px minmax(0, 1fr); }
   .set-alias .btnp { grid-column: 3; justify-self: end; }
 }
-.error-stack { max-height: 320px; margin: 0 0 12px; padding: 10px 12px; overflow: auto; border: 1px solid var(--line2); border-radius: 8px; background: var(--phead); color: var(--mut); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 11px; line-height: 1.5; white-space: pre; }
+.error-stack { max-height: 320px; margin: 0 0 12px; padding: 10px 12px; overflow: auto; border: 1px solid var(--line); border-radius: 8px; background: var(--phead); color: var(--mut); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 11px; line-height: 1.5; white-space: pre; }
 .phead { border-color: var(--line2); }
 .phead .r.link, a { color: var(--accent); }
+.alias { color: var(--accent); }
 .bars .b, .bars .c.hi .b, .bars .c.hi2 .b { background: var(--bar); box-shadow: none; }
 .bars .c.hi .b { background: var(--bar-hi); }
 .bars .c.hi2 .b { background: color-mix(in srgb, var(--bar-hi) 70%, var(--bar)); }
+.s-opus  { background: var(--s-opus); }
+.s-son   { background: var(--s-sonnet); }
+.s-hai   { background: var(--s-haiku); }
+.s-gpt   { background: var(--s-gpt); }
+.s-other { background: var(--s-other); }
 .track i, .tglon { background: var(--accent); box-shadow: none; }
 .track i.over { background: var(--bad); }
 .track i.mut { background: var(--bar); }
 
 .ov-dashboard { display: grid; width: 100%; gap: 12px; }
-.ov-kpis { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); overflow: hidden; background: var(--panel); border: 1px solid var(--line); border-radius: 10px; }
+.ov-kpis { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); overflow: hidden; background: var(--panel); border: 1px solid var(--line); border-radius: 10px; box-shadow: var(--card-shadow); }
 .ov-kpi { position: relative; display: flex; min-width: 0; flex-direction: column; justify-content: center; gap: 4px; min-height: 64px; padding: 9px 13px; border-right: 1px solid var(--line2); }
 .ov-kpi:last-child { border-right: 0; }
 .ov-kpi > span { color: var(--mut); font-size: 11px; font-weight: 520; }
@@ -280,7 +312,7 @@ body { overflow: hidden; background: var(--bg); color: var(--ink); }
 .ov-kpi-primary > span, .ov-kpi-primary > strong { color: var(--accent); }
 .ov-kpi-saved > strong { color: var(--ok); }
 .ov-hero-row { display: grid; grid-template-columns: minmax(0, 1fr) 280px 196px; gap: 12px; }
-.ov-card { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; }
+.ov-card { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; box-shadow: var(--card-shadow); }
 .ov-hero { display: flex; flex-direction: column; gap: 6px; padding: 14px 16px; }
 .ov-label { color: var(--mut); font-size: 11.5px; font-weight: 500; }
 .ov-hero-top, .ov-fuel-head { display: flex; align-items: center; justify-content: space-between; }
@@ -326,6 +358,7 @@ body { overflow: hidden; background: var(--bg); color: var(--ink); }
 .ov-widget-caption { margin: 8px 0 0; color: var(--mut2); font-size: 10.5px; line-height: 1.4; }
 .ov-fuel { display: flex; flex-direction: column; padding: 14px 16px; min-height: 0; }
 .ov-link { color: var(--accent); text-decoration: none; font-size: 11.5px; font-weight: 540; border: 0; background: none; padding: 0; cursor: pointer; }
+.ov-link:hover, .ov-link:focus-visible, .ov-coach-cta:hover, .ov-coach-cta:focus-visible { text-decoration: underline; }
 .ov-ring-wrap { position: relative; width: 98px; height: 98px; margin: 8px auto 2px; }
 .ov-ring { width: 98px; height: 98px; transform: rotate(-90deg); }
 .ov-ring circle { fill: none; stroke-width: 8; stroke-linecap: round; }
@@ -382,7 +415,7 @@ body { overflow: hidden; background: var(--bg); color: var(--ink); }
 .ov-analytics-row > :only-child { grid-column: 1 / -1; }
 .ov-body-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); align-items: start; gap: 12px; }
 .ov-main-column, .ov-side-column { display: grid; min-width: 0; gap: 12px; }
-.ov-outcome-metrics { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border: 1px solid var(--line2); border-radius: 7px; }
+.ov-outcome-metrics { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border: 1px solid var(--line); border-radius: 7px; }
 .ov-outcome-metrics > div { display: flex; min-width: 0; flex-direction: column; gap: 5px; padding: 9px 10px; border-right: 1px solid var(--line2); }
 .ov-outcome-metrics > div:last-child { border-right: 0; }
 .ov-outcome-metrics span { color: var(--mut); font-size: 10px; line-height: 1.25; }
@@ -407,6 +440,7 @@ body { overflow: hidden; background: var(--bg); color: var(--ink); }
 .chart::before { content: ''; position: absolute; right: 0; bottom: 36px; left: 0; height: 1px; background: var(--line2); box-shadow: 0 -37px var(--line2), 0 -74px var(--line2); pointer-events: none; }
 .chart .col { flex: 1; background: var(--bar); border-radius: 3px 3px 0 0; min-height: 3px; transition: background .14s ease; border: 0; padding: 0; }
 .chart .col.hi { background: var(--bar-hi); } .chart .col:hover { background: var(--accent); }
+.chart .col:focus-visible { outline: 1px solid var(--accent); outline-offset: 1px; }
 .chart-tip { position: fixed; pointer-events: none; max-width: calc(100vw - 16px); opacity: 0; background: var(--tip-bg); color: var(--tip-ink); border: 1px solid color-mix(in srgb, var(--tip-ink) 14%, transparent); border-radius: 7px; padding: 7px 10px; line-height: 1.35; white-space: nowrap; box-shadow: 0 6px 20px rgba(0,0,0,.22); transition: opacity .1s ease; z-index: 1000; }
 .chart-tip.on { opacity: 1; }
 .chart-tip-d { color: inherit; opacity: .62; font-size: 10px; }
@@ -469,7 +503,7 @@ body { overflow: hidden; background: var(--bg); color: var(--ink); }
 .sessions-empty { display: flex; align-items: center; gap: 10px; padding: 14px; border: 1px solid var(--line); border-radius: 10px; background: var(--panel); }
 .sessions-clear { padding: 0; border: 0; background: transparent; color: var(--mut); font: inherit; font-size: 11.5px; cursor: pointer; }
 .sessions-clear:hover, .sessions-clear:focus-visible { color: var(--accent); text-decoration: underline; outline: none; }
-.session-list { border: 1px solid var(--line); border-radius: 10px; background: var(--panel); }
+.session-list { border: 1px solid var(--line); border-radius: 10px; background: var(--panel); box-shadow: var(--card-shadow); }
 .session-provider { display: contents; }
 .provider-h { position: sticky; top: 0; z-index: 2; display: flex; align-items: center; gap: 8px; padding: 11px 14px 6px; background: var(--panel); color: var(--mut2); font-size: 10.5px; font-weight: 600; font-variant-numeric: tabular-nums; letter-spacing: .05em; text-transform: uppercase; }
 .session-row { display: flex; width: 100%; align-items: center; gap: 18px; padding: 11px 14px; border: 0; border-top: 1px solid var(--line2); background: transparent; color: var(--ink); font: inherit; text-align: left; cursor: pointer; }
@@ -477,7 +511,7 @@ body { overflow: hidden; background: var(--bg); color: var(--ink); }
 .session-primary { min-width: 0; flex: 1; }
 .session-title { display: block; overflow: hidden; font-weight: 600; text-overflow: ellipsis; white-space: nowrap; }
 .session-project { display: block; overflow: hidden; margin-top: 2px; color: var(--mut2); font-family: var(--mono); font-size: 11px; text-overflow: ellipsis; white-space: nowrap; }
-.session-meta { display: grid; grid-template-columns: 64px minmax(110px, 1fr) 58px 70px 76px; align-items: center; gap: 10px; color: var(--mut); font-size: 11.5px; font-variant-numeric: tabular-nums; text-align: right; white-space: nowrap; }
+.session-meta { display: grid; grid-template-columns: 64px minmax(110px, 1fr) 58px 70px 76px; align-items: center; gap: 10px; color: var(--mut); font-family: var(--mono); font-size: 11.5px; font-variant-numeric: tabular-nums; text-align: right; white-space: nowrap; }
 .session-meta span:nth-child(2) { overflow: hidden; text-align: left; text-overflow: ellipsis; }
 .session-when { min-width: 64px; color: var(--mut2); font-variant-numeric: tabular-nums; text-align: left; }
 .sessions-more { width: 100%; padding: 9px 12px; border: 1px solid var(--line); border-radius: 7px; background: var(--panel); color: var(--mut); font: inherit; font-size: 11.5px; font-variant-numeric: tabular-nums; cursor: pointer; }
@@ -489,7 +523,7 @@ body { overflow: hidden; background: var(--bg); color: var(--ink); }
 .detail-head { padding: 14px 15px; }
 .detail-head h3 { margin: 0 0 6px; font-size: 15px; font-weight: 620; }
 .detail-line { color: var(--mut); font-size: 12px; font-variant-numeric: tabular-nums; }
-.stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; }
+.stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
 .stat .v { font-size: 24px; font-weight: 640; font-variant-numeric: tabular-nums; letter-spacing: -.03em; line-height: 1.1; }
 .stat .d { margin-top: 4px; color: var(--mut2); font-size: 10.5px; font-variant-numeric: tabular-nums; }
 .session-detail-notes { display: flex; flex-wrap: wrap; gap: 8px 24px; color: var(--mut); font-size: 11.5px; font-variant-numeric: tabular-nums; }
@@ -501,9 +535,9 @@ select.cmp-select:focus-visible { border-color: var(--accent); outline: 1px soli
 .cmp-vs { color: var(--mut2); font-size: 10.5px; font-weight: 600; text-transform: uppercase; }
 .cmp-body { display: flex; width: 100%; flex-direction: column; gap: 14px; }
 .cmp-pair { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 14px; }
-.cmp-card { min-width: 0; overflow: hidden; border-radius: 8px; }
+.cmp-card { min-width: 0; overflow: hidden; box-shadow: var(--card-shadow); }
 .cmp-head { display: flex; min-height: 42px; align-items: center; padding: 0 14px; border-bottom: 1px solid var(--line2); background: var(--phead); }
-.cmp-head h3 { margin: 0; font-size: 12.5px; font-weight: 620; letter-spacing: -.005em; }
+.cmp-head h3 { margin: 0; font-size: 11.5px; font-weight: 560; color: var(--t2); letter-spacing: -.005em; }
 .cmp-head-note { margin-left: auto; color: var(--mut2); font-size: 10px; }
 .cmp-metrics { padding: 4px 14px 7px; }
 .cmp-metric-head, .cmp-metric { display: grid; grid-template-columns: minmax(120px, 1fr) minmax(74px, .56fr) minmax(74px, .56fr); align-items: center; column-gap: 12px; }