/* V5 inherits Circa's mineral-green clinical language. Each scale has its own
   information architecture; the anatomy and its controls share one focus state. */
:root { --scale-deep: #357c73; --scale-rem: #82afa5; --scale-light: #c4d9cf; --scale-warm: #9b5739; --ease-view: cubic-bezier(.16, 1.18, .3, 1); }
html[data-theme="dark"] { --scale-deep: #91d0bd; --scale-rem: #4e9a83; --scale-light: #314e40; --scale-warm: #e7b18d; }
[hidden] { display: none !important; }
body { background-image: radial-gradient(ellipse at 80% 8%, color-mix(in srgb, var(--bio-teal) 4%, transparent), transparent 45%); }
.topbar { width: min(1320px, calc(100% - 36px)); min-height: 98px; height: auto; grid-template-columns: 150px minmax(0, 1fr) 150px; padding: 12px 18px; border-radius: 20px; background: color-mix(in srgb, var(--bg) 90%, transparent); }
.time-capsule { display: grid; justify-items: center; gap: 9px; min-width: 0; }
.time-capsule .period-switch { grid-row: 1; grid-column: 1; }
.time-capsule__context { grid-row: 2; grid-column: 1; }
.period-switch { width: 330px; max-width: 100%; height: 40px; border: 0; background: var(--bio-surface); border-radius: 30px; }
.period-switch__indicator { border-radius: 25px; background: var(--bio-ink); box-shadow: none; transition-timing-function: var(--ease-view); }
.period-switch__button { border-radius: 25px; min-width: 0; }
.period-switch__button.is-active { color: var(--bio-paper); }
.period-switch[aria-busy="true"] { opacity: .65; }
.time-capsule__context { display: flex; align-items: center; justify-content: center; gap: 10px; color: var(--bio-muted); font-size: 10px; line-height: 1.4; white-space: nowrap; }
.time-sample { padding: 3px 8px; background: var(--bio-surface); border-radius: 20px; font-size: 9px; }
.hero { padding: 36px 2px 24px; }
.hero h1 { font-size: clamp(27px, 3vw, 39px); line-height: 1.25; font-weight: 570; text-wrap: balance; }
.hero__copy { gap: 16px; }
.hero .eyebrow { font-size: 11px; color: var(--bio-muted); }
.vitals-strip { padding: 22px 28px 26px; margin-bottom: 24px; }
.vitals-strip__header { margin-bottom: 18px; }
.vitals-strip__meta { align-items: center; }
.vitals-strip__meta .clinical-info { width: 24px; height: 24px; }
.vitals-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 24px; overflow: visible; }
.scale-kpi { display: grid; gap: 11px; align-content: start; min-width: 0; color: var(--bio-ink); }
.scale-kpi__label { color: var(--bio-muted); font-size: 12px; }
.scale-kpi__value { display: block; font-size: clamp(25px, 2.5vw, 36px); line-height: 1.1; font-weight: 530; letter-spacing: -.035em; white-space: nowrap; }
.scale-kpi__value small { margin-left: 4px; font-size: 11px; letter-spacing: 0; font-weight: 450; color: var(--bio-muted); }
.scale-kpi__detail { max-width: 24ch; color: var(--bio-muted); font-size: 10px; line-height: 1.6; }
#timeScaleView { margin: 24px 0; }
.scale-panel { min-width: 0; padding: 26px 30px; border-radius: 20px; color: var(--bio-ink); background: var(--bio-paper); }
.scale-panel__head { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 8px 18px; margin-bottom: 24px; }
.scale-panel h2 { margin: 0; font-size: clamp(17px, 1.7vw, 23px); font-weight: 550; letter-spacing: -.025em; text-wrap: balance; }
.scale-meta { font-size: 10px; color: var(--bio-muted); }
.scale-chart { display: block; width: 100%; overflow: visible; }
.scale-chart text { fill: var(--bio-muted); font-family: inherit; font-size: 11px; }
.scale-grid { stroke: var(--bio-line); stroke-opacity: .14; stroke-width: 1; }
.scale-line { fill: none; stroke: var(--bio-teal); stroke-linecap: round; stroke-linejoin: round; }
.scale-rest-band { fill: var(--bio-teal); fill-opacity: .07; }
.scale-rest-dot { fill: var(--bio-paper); stroke: var(--bio-teal); stroke-width: 1.3; }
.scale-stress-band { fill: var(--bio-coral); fill-opacity: .1; }
.scale-peak { fill: var(--bio-coral); }
.scale-peak-range { stroke: var(--bio-coral); stroke-width: 1; }
.scale-chart .scale-annotation { fill: var(--bio-coral); font-size: 11px; }
.scale-footnote { margin: 16px 0 0; color: var(--bio-muted); font-size: 10px; line-height: 1.7; }
.scale-legend { display: flex; gap: 22px; align-items: center; margin: -6px 0 14px; color: var(--bio-muted); font-size: 10px; }
.scale-legend span { display: inline-flex; align-items: center; gap: 6px; }
.scale-legend span::before { content: ""; width: 8px; height: 8px; border-radius: 2px; background: var(--scale-deep); }
.scale-legend .rem::before { background: var(--scale-rem); }
.scale-legend .light::before { background: var(--scale-light); }
.scale-legend .previous::before { background: var(--bio-line); opacity: .2; }
.scale-legend .dip::before { height: 2px; width: 12px; background: var(--bio-coral); }
.scale-bar-deep { fill: var(--scale-deep); }
.scale-bar-rem { fill: var(--scale-rem); }
.scale-bar-light { fill: var(--scale-light); }
.scale-bar-previous { fill: var(--bio-line); opacity: .18; }
.scale-prior-stage { opacity: .38; }
.scale-dip-line { fill: none; stroke: var(--bio-coral); stroke-width: 1.7; }
.scale-dip-line--prior { opacity: .45; stroke-dasharray: 4 5; }
.scale-dip-dot { fill: var(--bio-coral); }
.week-raster { margin-top: 20px; }
.week-raster__head, .week-raster__row { display: grid; grid-template-columns: 110px 1fr; align-items: center; gap: 14px; }
.week-raster__head { margin: 0 0 10px; font-size: 11px; font-weight: 500; }
.week-raster__head strong { font-weight: 500; }
.week-raster__ticks { display: flex; justify-content: space-between; color: var(--bio-muted); font-size: 9px; }
.week-raster__row { margin: 6px 0; font-size: 10px; color: var(--bio-muted); }
.week-raster__track { position: relative; height: 36px; background: var(--bio-surface); border-radius: 4px; overflow: hidden; }
.week-raster__sleep { display: flex; align-items: center; justify-content: center; position: absolute; top: 3px; height: 14px; border-radius: 3px; background: var(--bio-teal); color: var(--bio-paper); font-size: 9px; white-space: nowrap; }
.week-raster__sleep--prior { top: 21px; height: 11px; background: color-mix(in srgb, var(--bio-teal) 28%, var(--bio-paper)); color: var(--bio-ink); font-size: 8px; }
.week-raster__missing { font-size: 9px; margin-left: 12px; }
.week-insights { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; padding: 24px 0 0; margin-top: 22px; border-top: 1px solid var(--hairline); }
.week-insights > div { display: grid; gap: 8px; }
.week-insights span { color: var(--bio-muted); font-size: 11px; }
.week-insights strong { font-size: 25px; font-weight: 500; }
.week-insights p { font-size: 11px; color: var(--bio-muted); margin: 0; }
.month-layout { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.2fr); gap: 20px; }
.month-calendar { align-self: stretch; }
.scale-segment { display: flex; gap: 4px; width: max-content; max-width: 100%; padding: 4px; border-radius: 10px; background: var(--bio-surface); margin-bottom: 25px; }
.scale-segment button { border: 0; border-radius: 7px; padding: 8px 12px; min-height: 36px; background: transparent; color: var(--bio-muted); font-size: 11px; cursor: pointer; }
.scale-segment button[aria-pressed="true"] { background: var(--bio-paper); color: var(--bio-ink); }
.physio-calendar { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 7px; }
.calendar-weekday { text-align: center; padding-bottom: 8px; font-size: 10px; color: var(--bio-muted); }
.calendar-day { display: grid; align-content: space-between; text-align: left; min-height: 62px; padding: 8px; border: 0; border-radius: 7px; background: var(--bio-surface); color: var(--bio-muted); cursor: pointer; transition: transform 220ms var(--ease-view), background 220ms; }
.calendar-day span { font-size: 9px; }
.calendar-day strong { font-size: 16px; font-weight: 500; }
.calendar-day[data-level="good"] { background: color-mix(in srgb, var(--bio-teal) 18%, var(--bio-paper)); color: var(--bio-ink); }
.calendar-day[data-level="warm"] { background: color-mix(in srgb, var(--scale-warm) 13%, var(--bio-paper)); color: var(--scale-warm); }
.calendar-day[data-level="alert"] { background: color-mix(in srgb, var(--bio-coral) 30%, var(--bio-paper)); color: var(--bio-ink); }
.calendar-day.is-selected { outline: 1.5px solid var(--bio-teal); outline-offset: 2px; transform: translateY(-2px); }
.calendar-detail { min-height: 76px; display: grid; gap: 7px; align-content: center; padding-top: 20px; }
.calendar-detail strong { font-size: 13px; font-weight: 500; }
.calendar-detail span { font-size: 10px; color: var(--bio-muted); }
.month-corridors { display: grid; gap: 20px; }
.month-corridors .scale-panel { padding: 23px 26px; }
.month-corridors h2 { font-size: 17px; }
.month-corridors .scale-panel__head { margin-bottom: 15px; }
.scale-corridor { fill: var(--bio-teal); fill-opacity: .11; }
.scale-observation { fill: var(--bio-teal); fill-opacity: .4; }
.record-wall { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 25px; padding: 10px 0 14px; }
.record-item { display: grid; gap: 12px; }
.record-item > span { font-size: 11px; color: var(--bio-muted); }
.record-item strong { font-size: 32px; font-weight: 500; letter-spacing: -.03em; }
.record-item strong small { font-size: 10px; font-weight: 450; margin-left: 4px; letter-spacing: 0; }
.correlation-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; margin-top: 20px; }
.correlation-grid .scale-panel { padding: 22px 24px; }
.correlation-grid h2 { font-size: 16px; }
.correlation-grid .scale-panel__head { gap: 10px; min-height: 45px; }
.scatter-point { fill: var(--bio-teal); fill-opacity: .38; transition: fill-opacity 160ms; }
.scatter-point:hover, .scatter-point:focus { fill-opacity: 1; outline: none; stroke: var(--bio-ink); stroke-width: 1; }
.scatter-fit { stroke: var(--bio-coral); stroke-width: 1.8; stroke-dasharray: 4 4; }
.correlation-buckets { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; margin-top: 20px; }
.correlation-buckets > div { display: grid; gap: 6px; }
.correlation-buckets span, .correlation-buckets small { font-size: 9px; color: var(--bio-muted); }
.correlation-buckets strong { font-size: 20px; font-weight: 500; }
.correlation-caution { padding: 0 12px; }
.archive-timeline { margin-top: 24px; }
.weekly-timeline { display: grid; grid-template-columns: repeat(auto-fit, minmax(90px, 1fr)); gap: 20px; }
.weekly-milestone { display: grid; gap: 9px; padding-top: 15px; border-top: 2px solid var(--bio-teal); }
.weekly-milestone span, .weekly-milestone small { color: var(--bio-muted); font-size: 10px; }
.weekly-milestone strong { font-weight: 500; font-size: 23px; }
.archive-hypotheses { margin-top: 28px; }
.archive-hypotheses h3 { font-size: 14px; font-weight: 550; }
.archive-hypotheses p { font-size: 12px; color: var(--bio-muted); }
.bio-twin { margin: 24px 0; padding: 28px 30px; overflow: hidden; }
.bio-title { gap: 9px; flex-wrap: wrap; }
.bio-title h2 { font-size: 20px; }
.bio-scale-badge { font-size: 10px; color: var(--bio-muted); }
.bio-layout { grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: 35px; margin-top: 20px; }
.bio-stage { height: 490px; overflow: hidden; border-radius: 12px; margin-top: 12px; background: radial-gradient(ellipse at 50% 40%, color-mix(in srgb, var(--bio-teal) 8%, transparent), transparent 62%); }
.bio-stage::before { display: none; }
.bio-art, .bio-particles { pointer-events: none; }
.bio-anatomy { overflow: hidden; }
.bio-system { pointer-events: none; transition: opacity 550ms, filter 550ms; }
.bio-hit { pointer-events: all; cursor: pointer; }
.bio-brain, .bio-lung, .bio-heart, .bio-vagus, .bio-aorta, .bio-heart-wall { pointer-events: visibleStroke; }
.bio-shell { transition: opacity 550ms; fill: color-mix(in srgb, var(--bio-teal) 4%, transparent); stroke-opacity: .5; }
.bio-camera { will-change: transform; }
.bio-heart { fill: color-mix(in srgb, var(--bio-coral) 26%, transparent); stroke-width: 1.1; }
.bio-heart-wall, .bio-aorta { fill: none; stroke: var(--bio-coral); stroke-width: 1.5; stroke-linecap: round; }
.bio-aorta { stroke-width: 3; }
.bio-brain { stroke-width: 1.1; }
.bio-lung { fill: color-mix(in srgb, var(--bio-teal) 7%, transparent); stroke-width: 1; }
.bio-vagus { stroke: var(--bio-teal); stroke-width: 1.2; }
.bio-connector, .bio-anchor { display: none; }
.bio-stage:not([data-focus="overview"]) .bio-shell { opacity: .25; }
.bio-stage:not([data-focus="overview"]) .bio-system { opacity: .22; }
.bio-stage .bio-system[aria-pressed="true"] { opacity: 1; }
.bio-stage[data-focus="ans"] .bio-vagus { stroke-width: 2; stroke: var(--bio-teal); }
.bio-stage[data-focus="brain"] .bio-brain { stroke-width: 1.6; }
.bio-readout { z-index: 2; width: 116px; min-height: 93px; padding: 12px; background: color-mix(in srgb, var(--bio-paper) 93%, transparent); border-radius: 10px; text-align: left; border: 1px solid transparent; transition: border-color 220ms, background 220ms, transform 450ms var(--ease-view); }
.bio-readout--brain { top: 13%; left: 0; }
.bio-readout--oxygen { top: 13%; right: 0; }
.bio-readout--heart { top: 53%; left: 0; }
.bio-readout--ans { top: 53%; right: 0; }
.bio-readout span { font-size: 10px; margin-bottom: 7px; }
.bio-readout strong { font-size: 23px; line-height: 1.3; }
.bio-readout .bio-hud-hint { display: block; font-size: 9px; color: var(--bio-muted); margin-top: 7px; opacity: .65; }
.bio-readout[aria-pressed="true"] { border-color: color-mix(in srgb, var(--bio-teal) 45%, transparent); background: var(--bio-surface); transform: translateY(-2px); }
.bio-readout[aria-pressed="true"] .bio-hud-hint { opacity: 1; }
.bio-wave-label { position: absolute; bottom: 8px; left: 0; right: 0; text-align: center; font-size: 9px; color: var(--bio-muted); }
.bio-overview { position: absolute; z-index: 3; top: 3px; left: 50%; transform: translateX(-50%); min-height: 28px; border: 0; padding: 5px 9px; border-radius: 5px; background: var(--bio-paper); color: var(--bio-muted); font-size: 9px; cursor: pointer; }
.bio-system-detail { padding-top: 20px; min-height: 125px; }
.bio-detail-metrics strong { font-size: 25px; font-weight: 500; }
.bio-detail-head { margin-top: 12px; }
.bio-controls { display: block; padding: 23px 26px; background: var(--bio-surface); border-radius: 14px; }
.bio-control-head h3 { font-size: 21px; line-height: 1.4; text-wrap: balance; }
.bio-presets { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 7px; margin: 22px 0 24px; }
.bio-preset { display: grid; justify-items: start; gap: 6px; min-width: 0; min-height: 65px; padding: 11px 9px; border: 1px solid transparent; border-radius: 8px; background: var(--bio-paper); color: var(--bio-ink); cursor: pointer; text-align: left; transition: border-color 200ms, transform 350ms var(--ease-view); }
.bio-preset strong { font-size: 10px; font-weight: 500; line-height: 1.5; }
.bio-preset span { font-size: 10px; color: var(--bio-muted); }
.bio-preset[aria-pressed="true"] { border-color: var(--bio-teal); transform: translateY(-2px); }
.bio-slider, .bio-controls .bio-slider { margin-top: 15px; }
.bio-slider__head, .bio-slider:last-of-type .bio-slider__head { flex-direction: row; align-items: baseline; }
.bio-slider output { font-size: 23px; font-weight: 500; }
.bio-slider input[type="range"] { height: 30px; touch-action: pan-y; }
.bio-controls .bio-forecast-header { margin-top: 22px; margin-bottom: 15px; }
.bio-controls .bio-outputs { gap: 20px 16px; }
.bio-estimate { gap: 6px; }
.bio-controls .bio-estimate strong { font-size: clamp(27px, 2.9vw, 38px); font-weight: 500; white-space: nowrap; }
.bio-controls .bio-estimate--time strong { padding: 8px 0 6px; font-size: clamp(17px, 1.8vw, 23px); }
.bio-delta { display: inline-flex; width: max-content; max-width: 100%; align-items: center; font-size: 10px; font-weight: 500; color: var(--bio-muted); background: color-mix(in srgb, var(--bio-line) 10%, transparent); border-radius: 20px; padding: 4px 8px; transition: color 160ms, background 160ms; white-space: nowrap; }
.bio-delta[data-tone="good"] { background: color-mix(in srgb, var(--bio-teal) 13%, transparent); color: var(--bio-teal); }
.bio-delta[data-tone="warm"] { background: color-mix(in srgb, var(--bio-coral) 12%, transparent); color: var(--scale-warm); }
.bio-estimate__range { font-size: 9px; line-height: 1.6; }
.bio-controls .bio-estimate-note { display: block; margin-top: 20px; line-height: 1.7; font-size: 9px; }
.bio-controls .bio-scenario-plan { margin-top: 16px; font-size: 10px; }
.bio-controls .bio-breathe { margin-top: 16px; min-height: 42px; }
.sleep-trend-block { display: none; }
button:focus-visible, input:focus-visible, .bio-system:focus-visible .bio-hit { outline: 2px solid var(--bio-teal); outline-offset: 3px; }
@media (hover: hover) {
  .bio-preset:hover { transform: translateY(-2px); border-color: var(--bio-line); }
  .bio-readout:hover { border-color: var(--bio-line); }
  .calendar-day:hover { transform: translateY(-3px); }
}
@media (min-width: 1101px) {
  .bio-figure { position: sticky; align-self: start; top: 130px; }
  .bio-stage { height: 445px; }
  .bio-controls { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); align-content: start; gap: 10px 22px; padding: 22px 26px; }
  .bio-controls .bio-slider { margin: 0; gap: 3px; }
  .bio-slider output { font-size: 21px; line-height: 1.15; }
  .bio-slider input[type="range"] { height: 25px; margin-top: 0; }
  .bio-presets { min-height: 54px; margin: 5px 0 8px; }
  .bio-preset { min-height: 54px; padding: 9px; }
  .bio-controls .bio-forecast-header { margin: 5px 0 2px; min-height: 26px; }
  .bio-forecast-header .clinical-info { height: 26px; width: 26px; }
  .bio-controls .bio-outputs { gap: 17px 16px; }
  .bio-estimate { gap: 4px; }
  .bio-controls .bio-estimate strong { font-size: 33px; line-height: 1.15; }
  .bio-controls .bio-estimate--time strong { font-size: 21px; padding: 5px 0; }
  .bio-controls .bio-estimate-note { margin-top: 0; }
  .bio-controls .bio-scenario-plan { margin-top: 0; }
  .bio-controls .bio-breathe { margin-top: 0; min-height: 38px; }
}
@media (max-width: 1100px) {
  .topbar { grid-template-columns: 90px minmax(0, 1fr) 120px; }
  .time-capsule__context { flex-direction: column; gap: 4px; }
  .time-sample { font-size: 8px; }
  .bio-layout { gap: 24px; }
  .bio-controls { padding: 22px; }
  .bio-readout { width: 96px; padding: 10px; }
  .bio-readout strong { font-size: 21px; }
  .scale-kpi__value { font-size: 28px; }
  .scale-kpi__detail { font-size: 9px; }
  .correlation-grid { gap: 15px; }
  .correlation-grid .scale-panel { padding: 20px 17px; }
}
@media (max-width: 800px) {
  .topbar { position: sticky; top: 8px; grid-template-columns: 80px 1fr; padding: 12px 14px; gap: 12px; }
  .topbar__actions { grid-column: 2; grid-row: 1; }
  .time-capsule { grid-column: 1 / -1; grid-row: 2; gap: 10px; }
  .time-capsule__context { flex-direction: row; font-size: 9px; flex-wrap: wrap; gap: 5px; }
  .period-switch { width: 100%; }
  .topbar .sync-pill { display: inline-flex; }
  .hero { padding: 28px 2px 22px; }
  .vitals-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 25px 20px; }
  .scale-kpi:nth-child(n+4) { padding-top: 16px; border-top: 1px solid var(--hairline); }
  .vitals-strip { padding: 22px 24px; }
  .bio-layout { grid-template-columns: 1fr; gap: 20px; }
  .bio-stage { max-width: 550px; height: 480px; margin: 12px auto 0; }
  .bio-readout { width: 116px; }
  .bio-controls { padding: 26px; }
  .bio-slider { margin-top: 19px; }
  .bio-controls .bio-estimate strong { font-size: 34px; }
  .bio-controls .bio-estimate--time strong { font-size: 23px; }
  .month-layout { grid-template-columns: 1fr; }
  .month-corridors { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .correlation-grid { grid-template-columns: 1fr; gap: 18px; }
  .correlation-grid .scale-panel { padding: 24px; }
  .correlation-grid .scale-chart { max-height: 290px; }
  .record-wall { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 25px 20px; }
}
@media (max-width: 540px) {
  .topbar { width: calc(100% - 24px); border-radius: 16px; gap: 9px; }
  .topbar .icon-button, .topbar .avatar-button { width: 32px; height: 32px; }
  .brand__mark { width: 30px; height: 30px; }
  .brand { gap: 8px; }
  .period-switch { height: 40px; }
  .time-capsule__context { width: 100%; gap: 5px; }
  #timeCaption { width: 100%; text-align: center; font-size: 9px; }
  .time-sample { font-size: 8px; padding: 2px 7px; }
  .page-shell { width: calc(100% - 28px); }
  .hero__copy { gap: 10px; }
  .hero h1 { font-size: 27px; }
  .vitals-strip { padding: 21px 20px; margin-bottom: 18px; }
  .vitals-strip__header { margin-bottom: 20px; }
  .vitals-strip__header h2 { font-size: 13px; }
  .vitals-strip__meta { font-size: 9px; gap: 4px; }
  .vitals-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px 20px; padding-bottom: 0; }
  .scale-kpi { gap: 9px; }
  .scale-kpi:nth-child(n+3) { padding-top: 18px; border-top: 1px solid var(--hairline); }
  .scale-kpi:last-child { grid-column: 1 / -1; display: grid; grid-template-columns: 1fr 1fr; align-items: center; }
  .scale-kpi:last-child .scale-kpi__detail { grid-column: 1 / -1; max-width: none; }
  .scale-kpi__value { font-size: 31px; }
  .scale-kpi__label { font-size: 11px; }
  .scale-kpi__detail { font-size: 9px; }
  #timeScaleView, .bio-twin { margin: 18px 0; }
  .scale-panel { padding: 24px 20px; border-radius: 16px; }
  .scale-panel__head { gap: 10px; margin-bottom: 23px; }
  .scale-panel h2 { font-size: 19px; }
  .scale-meta { font-size: 9px; }
  .week-cycle .scale-chart { min-width: 600px; }
  .week-cycle { overflow-x: auto; }
  .scale-legend { gap: 16px; }
  .week-raster__head, .week-raster__row { grid-template-columns: 70px 1fr; gap: 8px; }
  .week-raster__head { font-size: 9px; }
  .week-raster__ticks { font-size: 8px; }
  .week-raster__sleep { font-size: 7px; }
  .week-insights { gap: 20px; }
  .week-insights strong { font-size: 24px; }
  .week-insights p { font-size: 10px; line-height: 1.7; }
  .physio-calendar { gap: 6px; }
  .calendar-day { min-height: 56px; padding: 6px; }
  .calendar-day strong { font-size: 15px; }
  .scale-segment { width: 100%; gap: 2px; }
  .scale-segment button { flex: 1; font-size: 10px; padding: 7px; }
  .month-corridors { grid-template-columns: 1fr; gap: 18px; }
  .month-corridors .scale-panel { padding: 23px 20px; }
  .record-wall { grid-template-columns: 1fr 1fr; gap: 30px 22px; padding-top: 2px; }
  .record-item strong { font-size: 30px; }
  .correlation-grid .scale-panel { padding: 23px 20px; }
  .correlation-grid h2 { font-size: 17px; }
  .bio-twin { padding: 23px 18px; border-radius: 16px; }
  .bio-header { align-items: flex-start; gap: 8px; }
  .bio-title { gap: 4px; }
  .bio-title h2 { font-size: 18px; }
  .bio-title > .clinical-info { width: 25px; height: 25px; }
  .bio-scale-badge { order: 3; flex-basis: 100%; font-size: 9px; margin-top: 3px; }
  .bio-mode { flex-shrink: 0; }
  .bio-mode button { padding: 7px 8px; min-height: 34px; font-size: 9px; }
  .bio-layout { margin-top: 17px; }
  .bio-timestamp { font-size: 9px; }
  .bio-stage { height: 390px; }
  .bio-readout { width: 90px; min-height: 89px; padding: 10px 8px; }
  .bio-readout strong { font-size: 20px; }
  .bio-readout span { font-size: 9px; }
  .bio-readout .bio-hud-hint { font-size: 8px; }
  .bio-readout--oxygen, .bio-readout--ans { right: 0; }
  .bio-detail-metrics strong { font-size: 22px; }
  .bio-detail-metrics span, .bio-detail-head { font-size: 9px; }
  .bio-controls { padding: 24px 18px; margin: 0 -3px; }
  .bio-control-head h3 { font-size: 20px; }
  .bio-presets { gap: 5px; margin-bottom: 26px; }
  .bio-preset { padding: 10px 7px; min-height: 72px; }
  .bio-preset strong { font-size: 9px; }
  .bio-preset span { font-size: 9px; }
  .bio-slider input[type="range"] { height: 40px; }
  .bio-slider output { font-size: 22px; }
  .bio-controls .bio-outputs { gap: 25px 12px; }
  .bio-controls .bio-estimate strong { font-size: 32px; }
  .bio-controls .bio-estimate--time strong { font-size: 18px; padding: 8px 0; }
  .bio-estimate strong small { font-size: 9px; }
  .bio-estimate__range, .bio-controls .bio-estimate-note { font-size: 8px; }
  .bio-delta { font-size: 9px; padding: 4px 7px; }
  .bio-controls .bio-breathe { min-height: 44px; }
  .day-dynamics { overflow-x: auto; }
  .day-dynamics .scale-chart { min-width: 660px; }
}
@media (prefers-reduced-motion: reduce) {
  .period-switch__indicator, .bio-system, .bio-shell, .bio-readout, .bio-preset, .calendar-day { transition: none; }
  html { scroll-behavior: auto; }
}