@font-face {
  font-family: "Commissioner";
  src: url("assets/fonts/Commissioner.woff2") format("woff2");
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
}

:root {
  --paper: #000;
  --paper-light: #000;
  --paper-deep: #0a0a0a;
  --ink: #fff;
  --ink-soft: rgba(255, 255, 255, 0.72);
  --ink-faint: rgba(255, 255, 255, 0.3);
  --rule: rgba(255, 255, 255, 0.35);
  --grid-major: rgba(255, 255, 255, 0.075);
  --grid-minor: rgba(255, 255, 255, 0.032);
  --lesion: #ff5a5f;
  --lesion-deep: #ff5a5f;
  --restore: #61e58f;
  --question-yellow: #ffe545;
  --gutter: clamp(1.35rem, 3vw, 4.25rem);
  --gap: clamp(1rem, 2vw, 2.5rem);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  color: var(--ink);
  font-family: "Commissioner", "Segoe UI", sans-serif;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  height: 100%;
  margin: 0;
  overflow: hidden;
}

body {
  background: var(--paper);
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  content: "";
  background-image:
    repeating-linear-gradient(0deg, transparent 0 23px, var(--grid-minor) 23px 24px),
    repeating-linear-gradient(90deg, transparent 0 23px, var(--grid-minor) 23px 24px),
    repeating-linear-gradient(0deg, transparent 0 119px, var(--grid-major) 119px 120px),
    repeating-linear-gradient(90deg, transparent 0 119px, var(--grid-major) 119px 120px);
}

.exhibit {
  position: relative;
  isolation: isolate;
  display: grid;
  grid-template-areas:
    "header diagnostic"
    "dialogue diagnostic"
    "footer footer";
  grid-template-columns: minmax(0, 1.7fr) minmax(19rem, 0.84fr);
  grid-template-rows: auto minmax(0, 1fr) auto;
  gap: var(--gap) clamp(1.5rem, 3.4vw, 5rem);
  width: 100vw;
  height: 100vh;
  height: 100dvh;
  min-height: 0;
  padding:
    max(var(--gutter), env(safe-area-inset-top))
    max(var(--gutter), env(safe-area-inset-right))
    max(clamp(1rem, 2.3vw, 2.8rem), env(safe-area-inset-bottom))
    max(var(--gutter), env(safe-area-inset-left));
  overflow: hidden;
}

.exhibit::before,
.exhibit::after {
  position: absolute;
  z-index: -1;
  content: "";
  pointer-events: none;
}

.exhibit::before {
  inset: clamp(0.65rem, 1.2vw, 1.3rem);
  border: 1px solid var(--rule);
  clip-path: polygon(0 0, 3.2rem 0, 3.2rem 1px, calc(100% - 3.2rem) 1px, calc(100% - 3.2rem) 0, 100% 0, 100% 3.2rem, calc(100% - 1px) 3.2rem, calc(100% - 1px) calc(100% - 3.2rem), 100% calc(100% - 3.2rem), 100% 100%, calc(100% - 3.2rem) 100%, calc(100% - 3.2rem) calc(100% - 1px), 3.2rem calc(100% - 1px), 3.2rem 100%, 0 100%, 0 calc(100% - 3.2rem), 1px calc(100% - 3.2rem), 1px 3.2rem, 0 3.2rem);
}

.exhibit::after {
  width: min(42vw, 44rem);
  aspect-ratio: 1;
  right: -12vw;
  bottom: -26vw;
  border: 1px solid var(--rule);
  border-radius: 50%;
  box-shadow: inset 0 0 0 clamp(1.25rem, 2vw, 2.5rem) rgba(255, 255, 255, 0.035);
}

.topic-header {
  grid-area: header;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  min-width: 0;
  padding-bottom: clamp(0.8rem, 1.25vw, 1.35rem);
  border-bottom: 1px solid var(--ink);
}

.topic-title {
  max-width: 14ch;
  margin: 0;
  font-size: clamp(2.7rem, 5.7vw, 5.85rem);
  font-variation-settings: "wght" 720, "FLAR" 20, "VOLM" 10;
  font-weight: 720;
  line-height: 0.88;
  letter-spacing: -0.035em;
  text-wrap: balance;
}

.topic-index {
  display: grid;
  grid-template-columns: auto clamp(1.75rem, 3.5vw, 4rem) auto;
  gap: 0.55rem;
  align-items: center;
  margin-bottom: 0.2rem;
  color: var(--ink-soft);
  font-size: clamp(0.72rem, 0.8vw, 0.9rem);
  font-variation-settings: "wght" 650;
  font-weight: 650;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.08em;
}

.topic-index__rule {
  display: block;
  height: 1px;
  background: currentColor;
}

.diagnostic {
  position: relative;
  grid-area: diagnostic;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  min-width: 0;
  min-height: 0;
  padding-left: clamp(1.15rem, 2vw, 2.2rem);
  border-left: 1px solid var(--ink);
}

.damage-readout {
  display: block;
  padding-bottom: clamp(0.7rem, 1.4vw, 1.4rem);
  border-bottom: 1px solid var(--rule);
}

.measure-label,
.speaker,
.signal-id,
.response-state,
.stage-caption,
.brain-field__registration,
.error-code {
  margin: 0;
  font-size: clamp(0.62rem, 0.7vw, 0.78rem);
  font-variation-settings: "wght" 630;
  font-weight: 630;
  line-height: 1.2;
  letter-spacing: 0.095em;
  text-transform: uppercase;
}

.measure-label {
  max-width: 11rem;
}

.severity-value {
  max-width: 13ch;
  margin: clamp(0.7rem, 1.25vw, 1.3rem) 0 0;
  color: var(--ink);
  font-size: clamp(2.4rem, 4.1vw, 5rem);
  font-variation-settings: "wght" 720, "FLAR" 20;
  font-weight: 720;
  line-height: 0.94;
  letter-spacing: -0.035em;
  text-wrap: balance;
}

.brain-field {
  position: relative;
  display: grid;
  place-items: center;
  min-width: 0;
  min-height: 0;
  margin-top: clamp(0.8rem, 1.5vw, 1.6rem);
  overflow: hidden;
}

.brain-field::before,
.brain-field::after {
  position: absolute;
  z-index: 0;
  content: "";
  pointer-events: none;
}

.brain-field::before {
  width: 78%;
  aspect-ratio: 1;
  border: 1px solid var(--rule);
  border-radius: 50%;
  box-shadow: inset 0 0 0 1.5rem rgba(255, 255, 255, 0.035);
}

.brain-field::after {
  width: 1px;
  height: 88%;
  background: var(--rule);
}

.brain-field__registration {
  position: absolute;
  inset: 0 0 auto;
  z-index: 3;
  display: flex;
  justify-content: space-between;
  color: var(--ink-soft);
  font-variant-numeric: tabular-nums;
}

.brain-stack {
  position: relative;
  z-index: 2;
  width: min(100%, 52vh);
  max-height: 100%;
  aspect-ratio: 1;
}

.brain-state {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  opacity: 0;
  transform: scale(0.985);
  transition:
    opacity 900ms var(--ease-out),
    transform 1200ms var(--ease-out);
}

.brain-state.is-active {
  opacity: 1;
  transform: scale(1);
}

.brain-activity {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
  pointer-events: none;
}

.brain-activity__edge {
  fill: none;
  stroke: #fff;
  stroke-width: 1.8;
  stroke-linecap: round;
  opacity: 0;
  transition: opacity 480ms var(--ease-out);
}

.brain-activity__edge.is-lit {
  opacity: 0.6;
}

.brain-activity__node {
  fill: #fff;
  opacity: 0;
  filter: drop-shadow(0 0 5px rgba(255, 255, 255, 0.76));
  transition: opacity 480ms var(--ease-out);
}

.brain-activity__node.is-lit {
  opacity: 0.96;
}

.exhibit[data-phase="streaming"] .brain-activity__node.is-lit {
  animation: neuron-fill var(--activity-duration, 1600ms) ease-in-out
    var(--activity-delay, 0ms) infinite;
}

.exhibit[data-phase="streaming"] .brain-activity__edge.is-lit {
  animation: connection-strength var(--activity-duration, 1900ms) ease-in-out
    var(--activity-delay, 0ms) infinite;
}

.brain-stack.is-processing .brain-activity {
  animation: brain-spectrum var(--brain-color-cycle, 1700ms) linear infinite;
}

.brain-stack.is-processing .brain-activity__node.is-lit {
  color: hsl(var(--process-hue) 100% 64%);
  fill: currentColor;
  opacity: 1;
  filter: drop-shadow(0 0 8px currentColor);
}

.brain-stack.is-processing .brain-activity__edge.is-lit {
  stroke: hsl(var(--process-hue) 100% 64%);
  stroke-width: 3.1;
  opacity: 0.9;
}

.brain-axis {
  position: absolute;
  z-index: 1;
  display: flex;
  justify-content: space-between;
  color: var(--ink-soft);
  font-size: 0.62rem;
  font-variant-numeric: tabular-nums;
}

.brain-axis--x {
  right: 5%;
  bottom: 6%;
  left: 5%;
  border-bottom: 1px solid var(--rule);
}

.brain-axis--y {
  top: 8%;
  right: 4%;
  bottom: 8%;
  flex-direction: column-reverse;
  border-right: 1px solid var(--rule);
}

.dialogue {
  grid-area: dialogue;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  gap: clamp(1.1rem, 2.1vh, 2rem);
  min-width: 0;
  min-height: 0;
  padding-top: clamp(0.1rem, 0.6vh, 0.6rem);
}

.prompt-block,
.response-block {
  position: relative;
  min-width: 0;
}

.prompt-block {
  display: grid;
  grid-template-columns: minmax(7rem, 0.26fr) minmax(0, 1fr);
  gap: clamp(1rem, 2vw, 2.2rem);
  padding-bottom: clamp(1rem, 1.8vh, 1.65rem);
  border-bottom: 1px solid var(--rule);
}

.speaker-line {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
}

.speaker {
  color: var(--ink);
}

.speaker::before {
  display: inline-block;
  width: 0.42rem;
  height: 0.42rem;
  margin-right: 0.55rem;
  border: 1px solid currentColor;
  border-radius: 50%;
  content: "";
  vertical-align: 0.02em;
}

.speaker--network::before {
  background: var(--ink);
}

.signal-id {
  color: var(--ink-soft);
  font-variant-numeric: tabular-nums;
}

.question {
  max-width: 72ch;
  margin: 0;
  color: var(--question-yellow);
  font-size: clamp(1rem, 1.33vw, 1.45rem);
  font-variation-settings: "wght" 470;
  font-weight: 470;
  line-height: 1.38;
  letter-spacing: -0.015em;
}

.response-block {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  min-height: 0;
}

.speaker-line--response {
  padding-bottom: clamp(0.8rem, 1.25vh, 1.1rem);
}

.response-state {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--ink-soft);
}

.response-state i {
  width: 0.42rem;
  height: 0.42rem;
  border-radius: 50%;
  background: currentColor;
}

.exhibit[data-phase="streaming"] .response-state i {
  background: var(--ink);
  animation: signal-breathe 1.8s ease-in-out infinite;
}

.answer-viewport {
  position: relative;
  min-width: 0;
  min-height: 0;
  overflow-x: hidden;
  overflow-y: auto;
  scrollbar-width: none;
  overscroll-behavior: none;
  mask-image: linear-gradient(to bottom, transparent 0, #000 0.9rem, #000 calc(100% - 1.4rem), transparent 100%);
}

.answer-viewport::-webkit-scrollbar {
  display: none;
}

.answer-text {
  max-width: 72ch;
  min-height: 100%;
  padding: 0.55rem 0 2rem;
  font-size: clamp(1.12rem, 1.47vw, 1.62rem);
  font-variation-settings: "wght" 390;
  font-weight: 390;
  line-height: 1.42;
  letter-spacing: -0.017em;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.exhibit.is-accelerated .brain-state,
.exhibit.is-accelerated .brain-activity__node,
.exhibit.is-accelerated .brain-activity__edge,
.exhibit.is-accelerated .answer-text,
.exhibit.is-accelerated .stage-node,
.exhibit.is-accelerated .stage-track::after {
  transition-duration: 90ms !important;
}

.type-cursor {
  display: inline-block;
  width: 0.58em;
  height: 1.05em;
  margin-left: 0.15em;
  background: var(--ink);
  transform: translateY(calc(0.16em + var(--cursor-jump, 0em)));
  opacity: 0;
}

.exhibit[data-phase="streaming"] .type-cursor {
  opacity: 1;
  animation: cursor-blink 1.05s steps(1, end) infinite;
}

.word {
  position: relative;
  display: inline;
}

.word--offset {
  display: inline-block;
  transform: translateY(var(--word-offset, 0em));
}

.stage-footer {
  grid-area: footer;
  display: grid;
  grid-template-columns: minmax(10rem, 0.36fr) minmax(0, 1fr);
  gap: clamp(1rem, 2vw, 2.5rem);
  align-items: end;
  min-width: 0;
  padding-top: clamp(0.75rem, 1.5vh, 1.25rem);
  border-top: 1px solid var(--ink);
}

.stage-caption {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  color: var(--ink-soft);
}

.stage-track {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  align-items: start;
  margin: 0;
  padding: 0;
  list-style: none;
}

.stage-track::before,
.stage-track::after {
  position: absolute;
  top: 0.36rem;
  right: 0;
  left: 0;
  height: 1px;
  content: "";
}

.stage-track::before {
  background: var(--rule);
}

.stage-track::after {
  transform: scaleX(var(--stage-progress, 0));
  transform-origin: left center;
  background: var(--ink);
  transition: transform 1200ms var(--ease-out);
}

.stage {
  position: relative;
  z-index: 1;
  display: grid;
  justify-items: start;
  gap: 0.45rem;
  color: var(--ink-soft);
  font-size: clamp(0.64rem, 0.7vw, 0.78rem);
  font-variation-settings: "wght" 630;
  font-weight: 630;
  font-variant-numeric: tabular-nums;
  transition: color 600ms var(--ease-out);
}

.stage:nth-child(2) {
  justify-items: center;
}

.stage:nth-child(3) {
  justify-items: end;
}

.stage-node {
  width: 0.72rem;
  height: 0.72rem;
  border: 1px solid var(--ink-soft);
  border-radius: 50%;
  background: var(--paper);
  transition:
    background 600ms var(--ease-out),
    border-color 600ms var(--ease-out),
    transform 600ms var(--ease-out);
}

.stage.is-complete,
.stage.is-current {
  color: var(--ink);
}

.stage.is-complete .stage-node,
.stage.is-current .stage-node {
  border-color: var(--ink);
  background: var(--ink);
}

.stage.is-current .stage-node {
  transform: scale(1.45);
  box-shadow: 0 0.18rem 0.5rem rgba(255, 255, 255, 0.25);
}

.error-screen {
  position: absolute;
  inset: clamp(1.2rem, 4vw, 5rem);
  z-index: 20;
  display: grid;
  align-content: center;
  max-width: 55rem;
  padding: clamp(2rem, 6vw, 6rem);
  background: var(--paper-light);
  border: 1px solid var(--ink);
}

.error-screen[hidden] {
  display: none;
}

.error-code {
  color: var(--ink);
}

.exhibit[data-phase="loading"] > :not(.transition-screen):not(.error-screen):not(.sr-only) {
  visibility: hidden;
}

.transition-screen {
  position: absolute;
  inset: 0;
  z-index: 15;
  display: grid;
  align-content: center;
  min-width: 0;
  padding: max(var(--gutter), env(safe-area-inset-top))
    max(var(--gutter), env(safe-area-inset-right))
    max(var(--gutter), env(safe-area-inset-bottom))
    max(var(--gutter), env(safe-area-inset-left));
  background: rgba(0, 0, 0, 0.12);
  color: var(--lesion);
  opacity: 1;
  transition: opacity var(--transition-exit-duration, 250ms) ease-out;
}

.transition-screen[data-kind="restore"] {
  color: var(--restore);
}

.transition-screen[hidden] {
  display: none;
}

.transition-screen.is-exiting {
  opacity: 0;
}

.transition-screen.is-pulsing #transition-text {
  animation: protocol-pulse var(--process-pulse-duration, 620ms) ease-in-out
    var(--process-pulse-count, 5);
}

.transition-screen.is-pulsing .transition-cursor {
  opacity: 0;
}

.exhibit.is-page-hidden .brain-activity,
.exhibit.is-page-hidden .brain-activity__node,
.exhibit.is-page-hidden .brain-activity__edge,
.exhibit.is-page-hidden #transition-text,
.exhibit.is-page-hidden .type-cursor,
.exhibit.is-page-hidden .response-state i {
  animation-play-state: paused !important;
}

.transition-screen__message {
  max-width: min(62rem, 100%);
  margin: 0;
  padding: clamp(1.25rem, 2.8vw, 2.8rem);
  background: rgba(0, 0, 0, 0.78);
  font-size: clamp(2.65rem, 4.85vw, 5.25rem);
  font-variation-settings: "wght" 710, "FLAR" 20;
  font-weight: 710;
  line-height: 1.06;
  letter-spacing: -0.03em;
  overflow-wrap: anywhere;
}

.transition-cursor {
  display: inline-block;
  width: 0.1em;
  height: 0.9em;
  margin-left: 0.12em;
  background: currentColor;
  vertical-align: -0.07em;
}

.error-screen h2 {
  max-width: 10ch;
  margin: 1rem 0 2rem;
  font-size: clamp(2.6rem, 7vw, 6rem);
  font-variation-settings: "wght" 720, "FLAR" 30;
  font-weight: 720;
  line-height: 0.92;
  letter-spacing: -0.035em;
}

.error-screen p:last-child {
  max-width: 62ch;
  margin: 0;
  font-size: clamp(1rem, 1.4vw, 1.35rem);
  line-height: 1.5;
}

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

@keyframes signal-breathe {
  0%, 100% { transform: scale(0.72); opacity: 0.5; }
  48% { transform: scale(1.18); opacity: 1; }
}

@keyframes neuron-fill {
  0%, 100% { opacity: 0.96; }
  40% { opacity: 0.02; }
  72% { opacity: 0.96; }
}

@keyframes connection-strength {
  0%, 100% { opacity: 0.18; stroke-width: 1.2; }
  52% { opacity: 0.96; stroke-width: 4.5; }
}

@keyframes brain-spectrum {
  from { filter: hue-rotate(0deg); }
  to { filter: hue-rotate(360deg); }
}

@keyframes protocol-pulse {
  0%, 100% { opacity: 0.62; text-shadow: none; }
  50% { opacity: 1; text-shadow: 0 0 0.3em rgba(255, 90, 95, 0.8); }
}

@keyframes cursor-blink {
  0%, 52% { opacity: 1; }
  53%, 100% { opacity: 0.12; }
}

/* Near-square displays retain the split instrument but rebalance its mass. */
@media (min-aspect-ratio: 3 / 4) and (max-aspect-ratio: 4 / 3) {
  .exhibit {
    grid-template-columns: minmax(0, 1.28fr) minmax(18rem, 0.92fr);
    gap: clamp(1rem, 2vw, 1.6rem) clamp(1.2rem, 2.5vw, 2.25rem);
  }

  .topic-title {
    font-size: clamp(2.4rem, 5.7vw, 4.6rem);
  }

  .prompt-block {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }

  .signal-id {
    display: none;
  }

  .question,
  .answer-text {
    font-size: clamp(0.95rem, 1.8vw, 1.3rem);
  }

  .stage-footer {
    grid-template-columns: minmax(9rem, 0.4fr) minmax(0, 1fr);
  }

}

/* Portrait is a separate composition, not a collapsed desktop fallback. */
@media (max-aspect-ratio: 3 / 4) {
  :root {
    --gutter: clamp(1.25rem, 4.8vw, 3.5rem);
    --gap: clamp(0.75rem, 2.2vh, 1.8rem);
  }

  .exhibit {
    grid-template-areas:
      "header"
      "diagnostic"
      "dialogue"
      "footer";
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: auto minmax(0, 31dvh) minmax(0, 1fr) auto;
    gap: var(--gap);
    padding-left: max(calc(var(--gutter) + clamp(0.9rem, 2vw, 1.4rem)), env(safe-area-inset-left));
  }

  .exhibit::after {
    width: 70vw;
    right: -38vw;
    bottom: 18vh;
  }

  .topic-header {
    padding-bottom: clamp(0.65rem, 1.5vh, 1.2rem);
  }

  .topic-title {
    max-width: 13ch;
    font-size: clamp(2.5rem, 9.4vw, 5.7rem);
  }

  .topic-index {
    grid-template-columns: auto clamp(1rem, 4vw, 2.6rem) auto;
    font-size: clamp(0.6rem, 1.55vw, 0.82rem);
  }

  .diagnostic {
    grid-template-columns: minmax(12rem, 0.95fr) minmax(0, 1.05fr);
    grid-template-rows: minmax(0, 1fr);
    gap: clamp(0.8rem, 2.5vw, 2rem);
    padding: 0 0 0 clamp(0.75rem, 2vw, 1.3rem);
  }

  .damage-readout {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    padding: 0 clamp(0.65rem, 2vw, 1.25rem) 0 0;
    border-right: 1px solid var(--rule);
    border-bottom: 0;
  }

  .measure-label {
    max-width: 8rem;
    font-size: clamp(0.56rem, 1.45vw, 0.76rem);
  }

  .severity-value {
    margin-top: clamp(0.65rem, 2vh, 1.5rem);
    font-size: clamp(1.7rem, 4.6vw, 3.9rem);
  }

  .brain-field {
    margin-top: 0;
  }

  .brain-field::before {
    width: min(70%, 27vh);
  }

  .brain-field__registration {
    font-size: clamp(0.5rem, 1.25vw, 0.68rem);
  }

  .brain-stack {
    width: min(100%, 29vh);
  }

  .dialogue {
    gap: clamp(0.75rem, 1.8vh, 1.35rem);
  }

  .prompt-block {
    grid-template-columns: minmax(5.5rem, 0.25fr) minmax(0, 1fr);
    gap: clamp(0.75rem, 2.5vw, 1.5rem);
    padding-bottom: clamp(0.7rem, 1.8vh, 1.25rem);
  }

  .question {
    font-size: clamp(0.88rem, 2.35vw, 1.3rem);
    line-height: 1.34;
  }

  .answer-text {
    max-width: 100%;
    padding-top: 0.35rem;
    font-size: clamp(1rem, 2.75vw, 1.48rem);
    line-height: 1.4;
  }

  .stage-footer {
    grid-template-columns: 1fr;
    gap: clamp(0.55rem, 1.2vh, 0.8rem);
    padding-top: clamp(0.65rem, 1.4vh, 1rem);
  }

  .stage-caption {
    font-size: clamp(0.54rem, 1.4vw, 0.72rem);
  }

  .stage {
    font-size: clamp(0.58rem, 1.45vw, 0.74rem);
  }
}

@media (max-width: 520px) and (orientation: portrait) {
  :root {
    --gutter: 1rem;
  }

  .exhibit {
    grid-template-rows: auto minmax(10.5rem, 27dvh) minmax(0, 1fr) auto;
    padding-top: max(1rem, env(safe-area-inset-top));
    padding-right: max(1rem, env(safe-area-inset-right));
    padding-bottom: max(0.8rem, env(safe-area-inset-bottom));
    padding-left: max(2.15rem, env(safe-area-inset-left));
  }

  .exhibit::before {
    inset: 0.5rem;
  }

  .topic-title {
    grid-column: 1 / -1;
    grid-row: 2;
    max-width: none;
    font-size: clamp(2.15rem, 8.5vw, 2.75rem);
    overflow-wrap: anywhere;
  }

  .topic-header {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
    gap: 0.3rem;
  }

  .topic-index {
    grid-column: 2;
    grid-row: 1;
    justify-self: end;
    margin-bottom: 0;
  }

  .diagnostic {
    grid-template-columns: minmax(8.2rem, 0.86fr) minmax(0, 1.14fr);
    padding-left: 0.4rem;
  }

  .severity-value {
    font-size: clamp(1.35rem, 5.2vw, 1.9rem);
  }

  .brain-field__registration,
  .brain-axis {
    display: none;
  }

  .prompt-block {
    grid-template-columns: 1fr;
    gap: 0.45rem;
  }

  .speaker-line {
    gap: 0.55rem;
  }

  .signal-id {
    display: none;
  }

  .question {
    font-size: clamp(0.78rem, 3.15vw, 0.94rem);
  }

  .speaker,
  .response-state,
  .stage-caption {
    font-size: 0.56rem;
  }

  .answer-text {
    font-size: clamp(0.9rem, 3.75vw, 1.08rem);
    line-height: 1.36;
  }

  .stage-caption span:first-child {
    display: none;
  }

  .transition-screen__message {
    font-size: clamp(2.2rem, 9vw, 3.25rem);
  }
}

@media (min-aspect-ratio: 21 / 9) {
  .exhibit {
    grid-template-columns: minmax(0, 1.95fr) minmax(23rem, 0.7fr);
  }

  .topic-title {
    max-width: 16ch;
    font-size: clamp(3.6rem, 5vw, 5.85rem);
  }

  .brain-stack {
    width: min(100%, 44vh);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  .type-cursor,
  .transition-cursor {
    display: none !important;
  }

  .brain-activity__node.is-lit {
    opacity: 0.96 !important;
    animation: none !important;
  }

  .brain-activity__edge.is-lit {
    opacity: 0.6 !important;
    stroke-width: 1.8 !important;
    animation: none !important;
  }

}