/* The deck's world: a near-black stage, violet as the house color, red and green only for the fly's two teams. */
:root {
  color-scheme: dark;
  --bg: oklch(0.12 0.012 290);
  --ink: oklch(0.96 0.005 290);
  --muted: oklch(0.74 0.02 290);
  --faint: oklch(0.58 0.02 290);
  --line: oklch(0.3 0.02 290);
  --surface: oklch(0.16 0.015 290);
  --surface-2: oklch(0.21 0.02 290);
  --on-accent: oklch(0.14 0.02 290);
  --violet: oklch(0.7 0.18 300);
  --red: oklch(0.68 0.22 25);
  --deep: oklch(0.45 0.17 25);
  --yellow: oklch(0.89 0.15 93);
  --green: oklch(0.85 0.2 150);
  --novelty-ink: var(--violet);
  --ch-a: oklch(0.78 0.18 150);
  --ch-b: oklch(0.68 0.19 300);
  --ch-c: oklch(0.66 0.21 25);
  --ch-a-bright: oklch(0.85 0.2 150);
  --ch-b-bright: oklch(0.72 0.2 300);
  --ch-c-bright: oklch(0.68 0.22 25);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --sans: ui-sans-serif, -apple-system, 'Segoe UI', system-ui, sans-serif;
  font-family: var(--sans);
  color: var(--ink);
  background: var(--bg);
  accent-color: var(--violet);
  caret-color: var(--violet);
  scrollbar-color: var(--line) var(--bg);
}
::selection {
  background: oklch(0.7 0.18 300 / 0.45);
  color: var(--ink);
}
a {
  color: inherit;
  text-underline-offset: 3px;
  text-decoration-color: oklch(0.7 0.18 300 / 0.6);
}
a:hover {
  text-decoration-color: var(--violet);
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
}
button,
input,
select {
  font: inherit;
}
button {
  cursor: pointer;
  border: 0;
  border-radius: 999px;
  transition:
    background 0.16s ease-out,
    border-color 0.16s ease-out,
    color 0.16s ease-out,
    transform 0.16s ease-out;
}
button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}
button:active:not(:disabled) {
  transform: translateY(1px);
}
button:focus-visible,
a:focus-visible,
summary:focus-visible,
input:focus-visible,
select:focus-visible,
canvas:focus-visible {
  outline: 2px solid var(--yellow);
  outline-offset: 3px;
}
[hidden] {
  display: none !important;
}
h1,
h2,
h3,
p {
  margin: 0;
}
h1,
h2,
h3 {
  text-wrap: balance;
}
p {
  text-wrap: pretty;
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.site-header {
  height: 64px;
  padding: 0 40px;
  display: flex;
  align-items: center;
  gap: 20px;
  border-bottom: 1px solid var(--line);
}
.header-nav {
  display: flex;
  align-items: center;
  gap: 2px;
}
.header-nav .author-link {
  margin-left: 8px;
  border: 1px solid var(--line);
  font-family: var(--mono);
  color: var(--muted);
}
.header-nav .author-link:hover {
  border-color: var(--violet);
  color: var(--ink);
}
.logo {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.035em;
  color: var(--ink);
  text-decoration: none;
}
.logo span {
  color: var(--violet);
  padding: 0 1px;
}
#connection {
  margin-left: auto;
  font: 500 0.68rem var(--mono);
  letter-spacing: 0.04em;
  color: var(--faint);
}
.quiet {
  background: transparent;
  color: var(--ink);
  padding: 8px 14px;
  font-size: 0.78rem;
  font-weight: 550;
  border: 1px solid transparent;
}
a.quiet {
  border-radius: 999px;
  text-decoration: none;
}
.quiet:hover:not(:disabled) {
  background: var(--surface-2);
}
.quiet.light {
  color: oklch(0.88 0 0);
  font-size: 0.72rem;
}
.quiet.light:hover:not(:disabled) {
  background: oklch(0.25 0 0);
}
main {
  max-width: 1440px;
  margin: auto;
  padding: 0 40px 26px;
}
.intro {
  padding: clamp(40px, 7vh, 88px) 0 40px;
}
.intro-row {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 28px 48px;
  margin-top: 30px;
}
.intro-row > div:first-child {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 22px 40px;
}
.intro h1 {
  font-size: clamp(2.7rem, 6.6vw, 6rem);
  line-height: 0.96;
  letter-spacing: -0.035em;
  font-weight: 780;
  /* Two lines on desktop: "Would you merge code / reviewed by a fruit fly?" */
  max-width: 11.8em;
}
.lede {
  font-size: clamp(1.05rem, 1.45vw, 1.35rem);
  line-height: 1.45;
  color: var(--muted);
  max-width: 40ch;
}
.lede b {
  color: var(--violet);
  font-weight: 650;
}
.byline {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 5px 18px 5px 5px;
  border: 1px solid var(--line);
  border-radius: 999px;
  text-decoration: none;
  transition: border-color 0.2s var(--ease);
}
.byline:hover {
  border-color: var(--violet);
}
.byline img {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
  outline: 2px solid var(--violet);
}
.byline b {
  display: block;
  font-size: 0.92rem;
  font-weight: 700;
}
.byline small {
  display: block;
  font: 500 0.72rem var(--mono);
  color: var(--violet);
  margin-top: 2px;
}
.notice {
  padding: 13px 16px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface);
  display: flex;
  align-items: center;
  gap: 18px;
  font-size: 0.76rem;
  line-height: 1.5;
}
.notice span {
  flex: 1;
}
.notice button {
  white-space: nowrap;
}
.error {
  padding: 16px;
  border: 1px solid var(--red);
  border-radius: 12px;
  margin-bottom: 16px;
  background: oklch(0.68 0.22 25 / 0.08);
  color: var(--red);
  font-size: 0.83rem;
}
/* The three steps read as one track: finished legs go white, the live one goes violet. */
.story {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 0 24px;
  padding: 0;
  margin: 0 0 28px;
  border-top: 1px solid var(--line);
}
.story li {
  display: flex;
  gap: 12px;
  align-items: center;
  padding-top: 16px;
  margin-top: -1px;
  border-top: 2px solid transparent;
  opacity: 0.55;
  transition:
    opacity 0.4s var(--ease),
    border-color 0.4s var(--ease);
}
.story li > span {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  flex-shrink: 0;
  border: 1px solid var(--line);
  border-radius: 50%;
  font: 600 11px var(--mono);
  color: var(--muted);
}
.story strong {
  font-size: 0.98rem;
  letter-spacing: -0.01em;
}
.story small {
  display: block;
  color: var(--muted);
  font-size: 0.74rem;
  margin-top: 4px;
  line-height: 1.45;
}
.story .active,
.story .done {
  opacity: 1;
}
.story .active {
  border-top-color: var(--violet);
}
.story .done {
  border-top-color: var(--ink);
}
.story .active > span {
  background: var(--violet);
  border-color: var(--violet);
  color: var(--on-accent);
}
.story .done > span {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--on-accent);
}
.experiment {
  border: 1px solid var(--line);
  border-radius: 20px;
  overflow: hidden;
  background: var(--surface);
}
.stage-main {
  display: grid;
  grid-template-columns: minmax(300px, 0.85fr) minmax(0, 1.4fr);
}
.code-side {
  padding: 22px;
  min-width: 0;
}
.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}
.section-header h2 {
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}
.section-header > span {
  font: 500 0.66rem var(--mono);
  color: var(--faint);
}
select {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 11px 14px;
  font-size: 0.78rem;
  color: var(--ink);
  width: 100%;
  margin-bottom: 14px;
}
.diff-shell {
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  background: var(--bg);
}
.file-bar {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  background: var(--surface-2);
  font: 10px var(--mono);
}
.file-bar span {
  color: var(--muted);
}
#diff {
  margin: 0;
  overflow: auto;
  font: 11px/1.85 var(--mono);
  padding: 10px 0;
  max-height: 255px;
  tab-size: 2;
  scrollbar-width: thin;
}
.diff-line {
  display: block;
  min-width: max-content;
  padding-right: 13px;
}
.diff-line .gutter {
  display: inline-block;
  user-select: none;
  width: 43px;
  text-align: right;
  padding-right: 9px;
  color: var(--muted);
}
.diff-line.removed {
  background: oklch(0.5 0.15 25 / 0.24);
  color: oklch(0.88 0.08 25);
}
.diff-line.added {
  background: oklch(0.5 0.12 150 / 0.22);
  color: oklch(0.9 0.08 150);
}
.diff-line.scan {
  background: var(--yellow);
  color: var(--on-accent);
}
.diff-line.review-focus {
  outline: 1px solid var(--red);
  outline-offset: -1px;
}
.input-story {
  font-size: 0.74rem;
  line-height: 1.65;
  color: var(--muted);
  margin: 14px 0;
}
.primary {
  background: var(--violet);
  color: var(--on-accent);
  padding: 15px 22px;
  display: flex;
  justify-content: space-between;
  gap: 24px;
  font-size: 0.95rem;
  font-weight: 750;
  box-shadow: 0 10px 28px -10px oklch(0 0 0 / 0.7);
}
.primary:hover:not(:disabled) {
  background: oklch(0.78 0.15 300);
  box-shadow: 0 14px 34px -10px oklch(0 0 0 / 0.8);
}
.primary:disabled {
  box-shadow: none;
}
#review {
  width: 100%;
}
.billing {
  font-size: 0.64rem;
  line-height: 1.6;
  color: var(--muted);
  margin-top: 8px;
}
.signal-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 7px;
  margin-top: 12px;
}
/* Lit receptors, as on the slides: violet-tinted chips. */
.signal-card {
  display: flex;
  justify-content: space-between;
  gap: 7px;
  align-items: center;
  background: oklch(0.7 0.18 300 / 0.1);
  border: 1px solid oklch(0.7 0.18 300 / 0.35);
  padding: 9px 11px;
  border-radius: 10px;
  font-size: 0.7rem;
  animation: arrive 0.3s ease-out both;
}
.signal-card:nth-child(2) {
  animation-delay: 0.07s;
}
.signal-card:nth-child(3) {
  animation-delay: 0.14s;
}
.signal-card:nth-child(4) {
  animation-delay: 0.21s;
}
.signal-card b {
  font: 600 0.62rem var(--mono);
  color: var(--violet);
}
.signal-card.likely b {
  color: var(--green);
}
/* Matches the canvas clear color so the brain has no visible frame. */
.brain-side {
  display: flex;
  flex-direction: column;
  min-width: 0;
  background: rgb(2 2 2);
  color: var(--ink);
  position: relative;
}
.brain-toolbar {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 11px 16px;
  z-index: 1;
}
.brain-toolbar > span {
  font: 10px var(--mono);
  color: oklch(0.74 0 0);
  margin-right: auto;
}
.brain-viewport {
  position: relative;
  min-height: 560px;
  flex: 1;
  overflow: hidden;
}
#neural {
  width: 100%;
  height: 100%;
  position: absolute;
  inset: 0;
  display: block;
  touch-action: none;
  cursor: grab;
}
#neural:active {
  cursor: grabbing;
}
.scene-caption {
  position: absolute;
  bottom: 18px;
  left: 22px;
  right: 22px;
  pointer-events: none;
  text-shadow: 0 1px 3px oklch(0 0 0);
}
.scene-caption strong {
  display: block;
  font-size: clamp(1.5rem, 2.4vw, 2.3rem);
  font-weight: 760;
  line-height: 1.04;
  letter-spacing: -0.03em;
  max-width: 22ch;
}
.scene-caption span {
  display: block;
  font-size: 0.7rem;
  line-height: 1.6;
  color: oklch(0.79 0 0);
  margin-top: 6px;
  max-width: 60ch;
}
.brain-bottom {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 19px;
  color: oklch(0.73 0 0);
  font-size: 0.59rem;
}
.truth-label {
  padding: 13px 18px;
  border-top: 1px solid oklch(1 0 0 / 0.08);
  color: var(--violet);
  font: 600 0.68rem/1.5 var(--mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-align: center;
}
.anatomy-error {
  position: absolute;
  inset: 30px;
  display: grid;
  place-items: center;
  text-align: center;
  color: oklch(0.9 0 0);
  font-size: 0.83rem;
  line-height: 1.65;
}
.signal-rail {
  position: absolute;
  left: 0;
  top: 22%;
  width: 105px;
  display: flex;
  flex-direction: column;
  gap: 45px;
  pointer-events: none;
  opacity: 0;
}
.signal-rail.on {
  opacity: 1;
}
.signal-rail i {
  display: block;
  height: 1px;
  width: 100%;
  background: oklch(0.86 0.12 80 / 0.4);
  position: relative;
}
.signal-rail i::after {
  content: '';
  position: absolute;
  left: 0;
  top: -2px;
  width: 10px;
  height: 5px;
  border-radius: 3px;
  background: var(--yellow);
  animation: signal 0.9s linear infinite;
}
.signal-rail i.off {
  visibility: hidden;
}
.signal-rail i[data-strength='high']::after {
  animation-duration: 0.65s;
}
.signal-rail i[data-strength='low']::after {
  animation-duration: 2.5s;
}
.signal-rail i:nth-child(2)::after {
  animation-delay: -0.2s;
}
.signal-rail i:nth-child(3)::after {
  animation-delay: -0.6s;
}
.signal-rail i:nth-child(4)::after {
  animation-delay: -0.4s;
}
.live-status {
  padding: 16px 22px;
  border-top: 1px solid var(--line);
  display: flex;
  gap: 12px;
  align-items: center;
  min-height: 61px;
  background: var(--surface);
}
.live-status strong {
  font-size: 0.9rem;
  line-height: 1.5;
  flex-shrink: 0;
}
.live-status span {
  font-size: 0.75rem;
  line-height: 1.6;
  color: var(--muted);
}
.verdict {
  padding: 25px 27px;
  display: flex;
  justify-content: space-between;
  gap: 28px;
  border-top: 1px solid var(--line);
  align-items: center;
}
.verdict > div:first-child > span {
  font: 600 0.7rem var(--mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--faint);
}
.verdict h2 {
  font-size: clamp(2.2rem, 4.2vw, 3.6rem);
  font-weight: 780;
  line-height: 1;
  letter-spacing: -0.035em;
  margin: 10px 0;
  color: var(--red);
}
.verdict[data-vote='no_objection'] h2 {
  color: var(--green);
}
.verdict[data-vote='abstain'] h2 {
  color: var(--yellow);
}
/* On a pull request the headline is attention, not a vote: it takes the novelty ink whatever the hunk's vote was. */
.verdict[data-looked] h2 {
  color: var(--novelty-ink);
}
.verdict[data-looked] {
  background: linear-gradient(90deg, oklch(0.7 0.18 300 / 0.14), transparent 55%);
}
.verdict p {
  font-size: 0.86rem;
  line-height: 1.55;
}
.verdict-actions {
  max-width: 270px;
  min-width: 230px;
}
.verdict-actions button {
  width: 100%;
}
.verdict-actions #post-review {
  margin-top: 10px;
}
.verdict-actions small {
  display: block;
  font-size: 0.66rem;
  line-height: 1.6;
  color: var(--muted);
  margin-top: 9px;
}
.experiment-controls {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 0;
  flex-wrap: wrap;
}
.experiment-controls > span {
  font: 10px var(--mono);
  color: var(--faint);
  margin-left: auto;
}
.comparison {
  padding: 18px 22px;
  border: 1px solid var(--line);
  background: var(--surface);
  border-radius: 16px;
  margin: 8px 0;
}
.comparison strong {
  font-size: 1rem;
}
.comparison p {
  font-size: 0.76rem;
  line-height: 1.6;
  margin-top: 6px;
  color: var(--muted);
}
.verification {
  margin: 28px 0 32px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--surface);
}
.verification-header {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 18px;
}
.section-label {
  font: 600 0.7rem var(--mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--violet);
}
.verification h2 {
  font-size: clamp(1.8rem, 3.2vw, 2.7rem);
  font-weight: 760;
  line-height: 1.04;
  letter-spacing: -0.03em;
  margin: 12px 0 12px;
}
.verification-header p {
  font-size: 0.8rem;
  line-height: 1.65;
  color: var(--muted);
  max-width: 83ch;
}
.tag {
  font: 11px var(--mono);
  background: var(--surface-2);
  padding: 7px 11px;
  border-radius: 999px;
  white-space: nowrap;
}
.test-input {
  font-size: 0.87rem;
  font-weight: 600;
  margin: 23px 0 12px;
}
.test-results {
  display: flex;
  gap: 0;
  background: var(--bg);
  border-radius: 14px;
  overflow: hidden;
}
.test-results > div {
  flex: 1;
  min-width: 0;
  padding: 20px 23px;
  border-right: 1px solid var(--line);
}
.test-results > div:last-child {
  border: 0;
}
.test-results span {
  display: block;
  font-size: 0.74rem;
  color: var(--muted);
}
.test-results strong {
  display: block;
  overflow-wrap: anywhere;
  font: 700 2rem/1.3 var(--mono);
  margin: 7px 0;
  letter-spacing: -0.03em;
}
.test-results small {
  font: 10px var(--mono);
}
.test-results[data-format='text'] strong {
  font-size: 0.95rem;
  line-height: 1.7;
}
.test-results[data-format='permission'] strong,
.test-results[data-format='expiry'] strong,
.test-results[data-format='deletion'] strong,
.test-results[data-format='visibility'] strong {
  font-family: inherit;
  font-size: clamp(1rem, 2vw, 1.6rem);
}
.test-results .pass {
  color: var(--green);
}
.test-results .fail {
  color: var(--red);
}
.receipt-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  margin-top: 13px;
}
.receipt-bottom p {
  font-size: 0.7rem;
  line-height: 1.6;
  color: var(--muted);
  max-width: 80ch;
}
.receipt-bottom button {
  white-space: nowrap;
}
.inspect {
  margin-top: 32px;
  border-top: 1px solid var(--line);
  padding-top: 24px;
}
.inspect > summary {
  cursor: pointer;
  display: flex;
  gap: 14px;
  align-items: baseline;
  font-size: 1.35rem;
  font-weight: 760;
  letter-spacing: -0.02em;
  list-style-position: inside;
}
.inspect > summary::-webkit-details-marker {
  display: none;
}
/* A drawn chevron: the summary is flex, so the native marker is gone. */
.inspect > summary::before {
  content: '';
  align-self: center;
  flex-shrink: 0;
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--violet);
  border-bottom: 2px solid var(--violet);
  transform: translateY(-3px) rotate(-45deg);
  transition: transform 0.25s var(--ease);
}
.inspect[open] > summary::before {
  transform: translateY(-3px) rotate(45deg);
}
.inspect > summary:hover {
  color: var(--violet);
}
.inspect > summary span {
  font-weight: 400;
  font-size: 0.8rem;
  letter-spacing: 0;
  color: var(--muted);
}
.inspection-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 32px 40px;
  padding-top: 28px;
}
.inspection-grid h2 {
  font-size: 1.1rem;
  letter-spacing: -0.015em;
  margin-bottom: 14px;
}
.inspection-grid p {
  font-size: 0.8rem;
  line-height: 1.75;
  color: var(--muted);
  margin: 10px 0;
  max-width: 72ch;
}
.inspection-grid details {
  font-size: 0.74rem;
  line-height: 1.7;
  color: var(--muted);
}
.inspection-grid summary {
  cursor: pointer;
  color: var(--ink);
  font-weight: 600;
}
.inspection-grid li {
  margin: 8px 0;
}
.encoder-mode {
  border: 0;
  padding: 0;
  margin: 0 0 15px;
}
.encoder-mode legend {
  font-size: 0.74rem;
  font-weight: 600;
  margin-bottom: 8px;
}
.encoder-mode label {
  display: block;
  font-size: 0.75rem;
  margin: 8px 0;
}
.encoder-mode input {
  accent-color: var(--violet);
}
.feature {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 6px 10px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}
.feature label {
  font-size: 0.72rem;
}
.feature .reading {
  font: 10px var(--mono);
}
.feature input {
  grid-column: 1/-1;
  width: 100%;
  accent-color: var(--violet);
}
.encoded-rate {
  grid-column: 1/-1;
  font: 10px/1.6 var(--mono);
  color: var(--muted);
}
.playback {
  display: flex;
  align-items: center;
  gap: 10px;
}
.playback input {
  min-width: 50px;
  width: 100%;
  accent-color: var(--violet);
}
.playback output {
  font: 9px var(--mono);
  white-space: nowrap;
}
.readouts {
  margin-top: 15px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.readouts > div {
  display: grid;
  grid-template-columns: 140px 1fr 50px;
  align-items: center;
  gap: 8px;
  font-size: 0.7rem;
}
.readouts output {
  font: 10px var(--mono);
  text-align: right;
}
meter {
  appearance: none;
  height: 6px;
  width: 100%;
  background: var(--line);
  border: 0;
  border-radius: 3px;
  overflow: hidden;
}
meter::-webkit-meter-bar {
  background: var(--line);
  border: 0;
}
meter::-webkit-meter-optimum-value {
  background: var(--red);
}
meter::-moz-meter-bar {
  background: var(--red);
}
#test-code {
  font: 11px/1.8 var(--mono);
  padding: 16px;
  overflow: auto;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
}
#log {
  list-style: none;
  padding: 0;
  max-height: 260px;
  overflow: auto;
}
#log li {
  font-size: 0.73rem;
  line-height: 1.6;
  padding: 8px 0;
  border-bottom: 1px solid var(--line);
}
#log time {
  font: 10px var(--mono);
  color: var(--muted);
  margin-right: 9px;
}
#evidence {
  overflow-wrap: anywhere;
}
/* The close: one big line, then who made it. */
.site-footer {
  border-top: 1px solid var(--line);
  margin-top: 56px;
  padding: 56px 0 24px;
}
.signoff {
  font-size: clamp(2rem, 4.6vw, 4.2rem);
  font-weight: 780;
  line-height: 1;
  letter-spacing: -0.035em;
  max-width: 18ch;
}
.signoff span {
  color: var(--violet);
}
.disclaimer {
  margin-top: 22px;
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--muted);
  max-width: 60ch;
}
.credits {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 32px;
  margin-top: 40px;
  font-size: 0.8rem;
  color: var(--muted);
}
dialog {
  border: 1px solid var(--line);
  padding: 36px;
  max-width: min(640px, calc(100vw - 32px));
  border-radius: 20px;
  color: var(--ink);
  background: var(--surface);
  box-shadow: 0 30px 80px -20px oklch(0 0 0 / 0.8);
}
dialog::backdrop {
  background: oklch(0.06 0.01 290 / 0.78);
}
dialog h2 {
  font-size: 2.2rem;
  font-weight: 780;
  letter-spacing: -0.03em;
  margin: 17px 0;
}
dialog p {
  font-size: 1.12rem;
  line-height: 1.7;
}
dialog > span {
  display: block;
  font-size: 0.75rem;
  color: var(--muted);
  margin-top: 18px;
}
dialog .close {
  float: right;
}
code {
  font-family: var(--mono);
}
@keyframes arrive {
  from {
    opacity: 0.35;
    transform: translateX(-8px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}
@keyframes signal {
  from {
    transform: translateX(0);
    opacity: 0.9;
  }
  to {
    transform: translateX(100px);
    opacity: 0;
  }
}
@media (max-width: 1100px) {
  main {
    padding: 0 24px 25px;
  }
  .site-header {
    padding: 0 24px;
    gap: 12px;
  }
  #connection {
    display: none;
  }
  .header-nav {
    margin-left: auto;
  }
  .stage-main {
    grid-template-columns: minmax(300px, 1fr) minmax(0, 1.2fr);
  }
  .code-side {
    padding: 18px;
  }
  .brain-toolbar {
    padding: 9px;
  }
  .brain-toolbar > span {
    font-size: 9px;
  }
  .brain-toolbar button {
    font-size: 0.6rem;
    padding: 7px;
  }
  .scene-caption {
    left: 18px;
    right: 18px;
  }
  .live-status {
    align-items: start;
    flex-direction: column;
    gap: 3px;
    padding: 14px 18px;
  }
  .verdict {
    padding: 23px;
  }
  .story small {
    font-size: 0.68rem;
  }
  .brain-viewport {
    min-height: 410px;
  }
  .truth-label {
    font-size: 0.6rem;
  }
  .experiment-controls > span {
    margin-left: 10px;
  }
}
@media (max-width: 780px) {
  main {
    padding: 0 16px 24px;
  }
  /* On a phone the nav becomes its own swipeable row under the logo. */
  .site-header {
    height: auto;
    flex-wrap: wrap;
    padding: 12px 16px 8px;
    gap: 6px;
  }
  .header-nav {
    margin: 0 -16px;
    padding: 0 12px 2px;
    width: calc(100% + 32px);
    overflow-x: auto;
    scrollbar-width: none;
  }
  .header-nav > * {
    flex-shrink: 0;
  }
  .header-nav .quiet {
    padding: 7px 11px;
    font-size: 0.74rem;
  }
  .intro {
    padding: 36px 0 32px;
  }
  .story {
    gap: 0 12px;
  }
  .story li {
    align-items: start;
    gap: 7px;
    padding-top: 12px;
  }
  .story li > span {
    width: 21px;
    height: 21px;
    font-size: 9px;
  }
  .story strong {
    font-size: 0.78rem;
  }
  .story small {
    display: none;
  }
  .stage-main {
    grid-template-columns: 1fr;
  }
  .code-side {
    padding: 17px;
  }
  .diff-shell {
    max-height: 230px;
  }
  .input-story {
    font-size: 0.73rem;
  }
  .signal-cards {
    grid-template-columns: 1fr 1fr;
  }
  .brain-viewport {
    min-height: 390px;
  }
  .brain-toolbar {
    padding: 10px 13px;
  }
  .brain-toolbar > span {
    font-size: 10px;
  }
  .brain-bottom {
    font-size: 0.59rem;
  }
  .truth-label {
    font-size: 0.64rem;
  }
  .verdict {
    align-items: stretch;
    flex-direction: column;
    gap: 19px;
    padding: 21px;
  }
  .verdict-actions {
    min-width: 0;
    max-width: none;
  }
  .experiment-controls {
    gap: 0;
  }
  .experiment-controls > span {
    width: 100%;
    margin: 5px 10px;
    font-size: 9px;
  }
  .experiment-controls button {
    font-size: 0.7rem;
  }
  .verification {
    padding: 20px;
  }
  .verification-header {
    flex-direction: column;
    gap: 12px;
  }
  .test-results > div {
    padding: 14px 10px;
  }
  .test-results span {
    font-size: 0.62rem;
  }
  .test-results strong {
    font-size: 1.35rem;
  }
  .test-results small {
    font-size: 9px;
  }
  .receipt-bottom {
    align-items: start;
    flex-direction: column;
    gap: 6px;
  }
  .inspect > summary {
    flex-wrap: wrap;
    gap: 6px 12px;
  }
  .inspect > summary span {
    flex-basis: 100%;
  }
  .inspection-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .notice {
    align-items: start;
    flex-direction: column;
    gap: 7px;
    font-size: 0.72rem;
  }
  .site-footer {
    margin-top: 40px;
    padding-top: 40px;
  }
  .credits {
    flex-direction: column;
    align-items: flex-start;
  }
  dialog {
    padding: 24px;
  }
  dialog p {
    font-size: 1rem;
  }
}
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
  .signal-rail.on {
    opacity: 0.5;
  }
}
/* The fly's record reads like the slides' readout line: one bold claim, the receipts in mono. */
.record {
  max-width: 320px;
  padding: 0 0 6px 24px;
  border-left: 1px solid var(--line);
}
.record strong {
  display: block;
  font-size: 1.5rem;
  font-weight: 760;
  line-height: 1.1;
  letter-spacing: -0.025em;
}
.record small {
  display: block;
  font: 0.72rem/1.65 var(--mono);
  color: var(--muted);
  margin-top: 10px;
}
.readouts > div > span {
  display: flex;
  align-items: center;
  gap: 7px;
}
.readouts [data-channel='a'] i {
  background: var(--ch-a);
}
.readouts [data-channel='b'] i {
  background: var(--ch-b);
}
.readouts [data-channel='c'] i {
  background: var(--ch-c);
}
.readouts [data-channel='a'] meter::-webkit-meter-optimum-value {
  background: var(--ch-a);
}
.readouts [data-channel='b'] meter::-webkit-meter-optimum-value {
  background: var(--ch-b);
}
.readouts [data-channel='c'] meter::-webkit-meter-optimum-value {
  background: var(--ch-c);
}
.channel-note {
  font-size: 0.74rem;
  line-height: 1.6;
  color: var(--muted);
  margin-top: 10px;
  max-width: 70ch;
}
.channel-note b {
  color: var(--ink);
  font-weight: 600;
}
.nearest {
  margin-top: 10px;
  font-size: 0.74rem;
  line-height: 1.6;
  color: var(--muted);
  max-width: 70ch;
}
.nearest p {
  margin: 0 0 4px;
}
.nearest ol {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 2px;
}
.nearest li {
  display: grid;
  grid-template-columns: 3.2em 1fr;
  gap: 8px;
  align-items: baseline;
}
.nearest li b {
  font-variant-numeric: tabular-nums;
  color: var(--ink);
  font-weight: 600;
}
.nearest li[data-lesson='punish'] b {
  color: var(--red);
}
.nearest li[data-lesson='reward'] b {
  color: var(--green);
}
.nearest li span {
  color: var(--muted);
}
.attention {
  margin-top: 12px;
  font-size: 0.74rem;
  line-height: 1.6;
  color: var(--muted);
  max-width: 70ch;
}
.attention p {
  margin: 0 0 6px;
}
.attention ol {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 3px;
}
.attention li {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  cursor: pointer;
  padding: 2px 4px;
  border-radius: 4px;
}
.attention li:hover {
  background: var(--surface-2);
}
.attention li.looked .unit-name {
  color: var(--ink);
  font-weight: 600;
}
.attention .novelty-bar {
  height: 8px;
  border-radius: 2px;
  background: linear-gradient(
    90deg,
    var(--novelty-ink) 0 calc(var(--novelty, 0) * 100%),
    var(--line) calc(var(--novelty, 0) * 100%) 100%
  );
}
.attention .unit-name {
  font-family: var(--mono);
  font-size: 0.72rem;
  overflow-wrap: anywhere;
}
.attention .unit-numbers {
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
@media (max-width: 780px) {
  .attention li {
    grid-template-columns: 1fr;
    gap: 2px;
    padding: 6px 4px;
  }
  .attention .novelty-bar {
    width: 100%;
  }
  .attention .unit-numbers {
    white-space: normal;
  }
}
.attention li[data-vote='avoid'] .unit-numbers {
  color: var(--red);
}
.attention li[data-vote='approach'] .unit-numbers {
  color: var(--green);
}
/* Attention on the diff itself: the second reading's novelty tints each hunk; the loudest is marked. */
.diff-line.smelled {
  box-shadow: inset 3px 0 0
    color-mix(in srgb, var(--novelty-ink) calc(var(--novelty, 0) * 100%), transparent);
}
.diff-line.looked {
  background: color-mix(in srgb, var(--novelty-ink) 9%, transparent);
}
.diff-line.hunk .looked-marker {
  margin-left: 12px;
  padding: 1px 8px;
  border-radius: 999px;
  background: var(--novelty-ink);
  color: var(--on-accent);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.01em;
}
.channel-record {
  font-weight: 600;
  color: var(--ink);
}
.attribution {
  font-size: 0.78rem;
  line-height: 1.6;
  margin: 14px 0 0;
  padding: 11px 14px;
  border-left: 3px solid var(--line);
}
.attribution.blind {
  border-color: var(--green);
}
.attribution.missed {
  border-color: var(--red);
}
.custom-form {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 14px;
}
.custom-form label {
  display: flex;
  flex-direction: column;
  gap: 5px;
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--muted);
}
.custom-form label small {
  font-weight: 400;
  margin-left: 4px;
}
.custom-form input,
.custom-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 8px 10px;
  font: 11px/1.6 var(--mono);
  color: var(--ink);
  background: var(--bg);
  resize: vertical;
  tab-size: 2;
}
.custom-form textarea {
  white-space: pre;
  overflow-wrap: normal;
  overflow-x: auto;
}
.custom-pair {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}
.custom-note {
  font-size: 0.68rem;
  line-height: 1.6;
  color: var(--muted);
  margin: 0;
}
/* The reviewer: one drawing, every moving part wired to a measured population. */
.reviewer-panel {
  position: absolute;
  top: 50px;
  right: 14px;
  z-index: 2;
  width: 250px;
  max-height: calc(100% - 128px);
  overflow-y: auto;
  scrollbar-width: thin;
  padding: 10px 12px 11px;
  border-radius: 8px;
  background: oklch(0.08 0 0 / 0.72);
  backdrop-filter: blur(6px);
  color: oklch(0.86 0 0);
  font: 10px/1.35 var(--mono);
}
.reviewer-panel h3 {
  margin: 0 0 4px;
  font: 600 10px/1.3 var(--mono);
  letter-spacing: 0.02em;
  color: oklch(0.72 0 0);
  text-transform: uppercase;
}
.fly-avatar {
  display: block;
  margin: 0 auto 2px;
  width: 132px;
  height: 132px;
  perspective: 520px;
  --feed: 0;
  --groom: 0;
  --escape: 0;
  --input: 0;
}
.fly-3d {
  position: relative;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  transform: rotateX(var(--tilt-x, 34deg)) rotateY(var(--tilt-y, 0deg));
  transition: transform 0.25s ease-out;
}
.fly-avatar .layer {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
}
.fly-avatar .shadow-layer {
  transform: translateZ(0);
}
.fly-avatar .legs-layer {
  transform: translateZ(7px);
}
.fly-avatar .body-layer {
  transform: translateZ(15px);
}
.fly-avatar .wings-layer {
  transform: translateZ(26px);
}
.fly-avatar [data-poke] {
  cursor: pointer;
}
.fly-avatar [data-poke]:hover {
  filter: brightness(1.25);
}
.fly-avatar.locked [data-poke] {
  cursor: progress;
}
.fly-avatar.locked [data-poke]:hover {
  filter: none;
}
.fly-avatar [data-poked='proboscis'] .proboscis,
.fly-avatar[data-poked='proboscis'] .proboscis {
  filter: drop-shadow(0 0 3px #ffd36b) brightness(1.3);
}
.fly-avatar[data-poked='eyes'] .eye {
  filter: brightness(1.9) saturate(1.4) drop-shadow(0 0 4px #ff9a7a) !important;
}
.fly-avatar[data-poked='antennae'] .antennae {
  stroke: #ffd36b;
  filter: drop-shadow(0 0 3px #ffd36b);
}
.fly-avatar[data-poked='legs'] .leg {
  stroke: #ffd36b;
  filter: drop-shadow(0 0 2px #ffd36b);
}
.fly-avatar[data-poked='body'] .thorax,
.fly-avatar[data-poked='abdomen'] .abdomen {
  filter: brightness(1.35) drop-shadow(0 0 4px #ffd36b);
}
.poke-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin: 8px 0 0;
}
.poke-buttons button {
  font: 9px/1 var(--mono);
  padding: 5px 6px;
  border: 1px solid oklch(1 0 0 / 0.22);
  border-radius: 4px;
  background: oklch(1 0 0 / 0.06);
  color: oklch(0.92 0 0);
}
.poke-buttons button:hover:not(:disabled) {
  background: oklch(1 0 0 / 0.16);
}
.poke-hint {
  margin: 0 0 6px;
  font: 10px/1.4 var(--mono);
  color: oklch(0.66 0 0);
}
.fly-avatar .body,
.fly-avatar .legs,
.fly-avatar .wing,
.fly-avatar .proboscis,
.fly-avatar .shadow,
.fly-avatar .eye,
.fly-avatar .antennae {
  transition:
    transform 0.28s ease-out,
    filter 0.28s ease-out,
    opacity 0.28s ease-out;
}
/* A · MN9: the proboscis extends with the feeding rate. */
.fly-avatar .proboscis {
  transform-box: fill-box;
  transform-origin: 50% 0;
  transform: scaleY(calc(0.12 + var(--feed) * 1.15));
}
.fly-avatar.feeding .proboscis {
  animation: pump calc(0.9s - var(--feed) * 0.5s) ease-in-out infinite alternate;
}
/* B · DNg62: the front legs sweep over the head. */
.fly-avatar .leg.l1,
.fly-avatar .leg.r1 {
  transform-box: fill-box;
  transform-origin: 100% 50%;
}
.fly-avatar .leg.r1 {
  transform-origin: 0 50%;
}
.fly-avatar.grooming .leg.l1 {
  animation: groomL calc(0.7s - var(--groom) * 0.4s) ease-in-out infinite alternate;
}
.fly-avatar.grooming .leg.r1 {
  animation: groomR calc(0.7s - var(--groom) * 0.4s) ease-in-out infinite alternate;
}
/* C · DNp01: wings raise and beat, the body lifts off its shadow, the legs brace. */
.fly-avatar .wing {
  transform-box: fill-box;
  transform-origin: 50% 6%;
}
.fly-avatar .wing.left {
  transform: rotate(calc(28deg + var(--escape) * 48deg));
}
.fly-avatar .wing.right {
  transform: rotate(calc(-28deg - var(--escape) * 48deg));
}
.fly-avatar.escaping .wing.left {
  animation: beatL calc(0.16s - var(--escape) * 0.09s) ease-in-out infinite alternate;
}
.fly-avatar.escaping .wing.right {
  animation: beatR calc(0.16s - var(--escape) * 0.09s) ease-in-out infinite alternate;
}
.fly-avatar .body,
.fly-avatar .legs {
  transform-box: fill-box;
  transform-origin: 50% 60%;
}
.fly-avatar .body {
  transform: translateY(calc(var(--escape) * -5px)) scale(calc(1 + var(--escape) * 0.06));
}
.fly-avatar .legs {
  transform: translateY(calc(var(--escape) * -3px))
    scale(calc(1 + var(--escape) * 0.16), calc(1 - var(--escape) * 0.1));
}
.fly-avatar .shadow {
  transform-box: fill-box;
  transform-origin: 50% 50%;
  transform: scale(calc(1 + var(--escape) * 0.35));
  opacity: calc(0.45 - var(--escape) * 0.3);
}
/* Input stimulation on the sensory organs. */
.fly-avatar .eye {
  filter: brightness(calc(1 + var(--input) * 0.9)) saturate(calc(1 + var(--input)));
}
.fly-avatar .antennae {
  transform-box: fill-box;
  transform-origin: 50% 100%;
}
.fly-avatar.stimulated .antennae {
  animation: antenna calc(0.5s - var(--input) * 0.3s) ease-in-out infinite alternate;
}
.reviewer-panel dl {
  margin: 0;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2px 8px;
  align-items: baseline;
}
.reviewer-panel dl div {
  display: contents;
}
.reviewer-panel dt {
  display: flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}
.reviewer-panel dd {
  margin: 0;
}
.reviewer-panel dd.rate {
  text-align: right;
  min-width: 5ch;
  white-space: nowrap;
}
.reviewer-panel dd.doing {
  grid-column: 1 / -1;
  padding: 0 0 6px 14px;
  color: oklch(0.7 0 0);
}
.reviewer-panel .firing dd.rate {
  color: #fff;
  font-weight: 700;
}
.reviewer-panel .firing dd.doing {
  color: oklch(0.9 0 0);
}
.reviewer-panel i {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}
.reviewer-panel [data-channel='a'] i {
  background: var(--ch-a-bright);
}
.reviewer-panel [data-channel='b'] i {
  background: var(--ch-b-bright);
}
.reviewer-panel [data-channel='c'] i {
  background: var(--ch-c-bright);
}
.reviewer-summary {
  margin: 8px 0 0;
  padding-top: 7px;
  border-top: 1px solid oklch(1 0 0 / 0.14);
  font: 11px/1.45 var(--sans);
  color: oklch(0.92 0 0);
}
@keyframes pump {
  from {
    transform: scaleY(calc(0.12 + var(--feed) * 1.15));
  }
  to {
    transform: scaleY(calc(0.12 + var(--feed) * 0.85));
  }
}
@keyframes groomL {
  from {
    transform: rotate(-4deg) translate(1px, 0);
  }
  to {
    transform: rotate(42deg) translate(8px, -4px);
  }
}
@keyframes groomR {
  from {
    transform: rotate(4deg) translate(-1px, 0);
  }
  to {
    transform: rotate(-42deg) translate(-8px, -4px);
  }
}
@keyframes beatL {
  from {
    transform: rotate(calc(28deg + var(--escape) * 48deg));
  }
  to {
    transform: rotate(calc(28deg + var(--escape) * 48deg - 34deg));
  }
}
@keyframes beatR {
  from {
    transform: rotate(calc(-28deg - var(--escape) * 48deg));
  }
  to {
    transform: rotate(calc(-28deg - var(--escape) * 48deg + 34deg));
  }
}
@keyframes antenna {
  from {
    transform: rotate(-9deg);
  }
  to {
    transform: rotate(9deg);
  }
}
/* The stamp. */
.diff-shell {
  position: relative;
}
.stamp {
  position: absolute;
  right: 14px;
  top: 44px;
  padding: 8px 14px;
  border: 4px solid currentColor;
  border-radius: 6px;
  font: 900 clamp(0.9rem, 2.2vw, 1.5rem)/1 var(--sans);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transform: rotate(-9deg);
  color: var(--red);
  opacity: 0.92;
  pointer-events: none;
  z-index: 3;
  text-shadow: 0 0 1px currentColor;
  mask-image: radial-gradient(ellipse at 30% 60%, #000 55%, rgba(0, 0, 0, 0.65) 100%);
}
.stamp[data-vote='no_objection'] {
  color: var(--green);
}
.stamp[data-vote='abstain'] {
  color: var(--yellow);
}
.stamp.slam {
  animation: slam 0.38s cubic-bezier(0.15, 0.9, 0.25, 1.25) both;
}
@keyframes slam {
  from {
    opacity: 0;
    transform: rotate(-24deg) scale(2.6);
  }
  60% {
    opacity: 0.95;
  }
  to {
    opacity: 0.92;
    transform: rotate(-9deg) scale(1);
  }
}
/* The diff coming alive. */
.diff-line {
  animation: arrive 0.22s ease-out both;
  animation-delay: calc(var(--i, 0) * 16ms);
}
.diff-line.hunk {
  color: var(--muted);
  background: var(--surface);
  font-size: 10px;
}
.diff-shell.scanning::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  top: 36px;
  height: 22px;
  background: linear-gradient(to bottom, transparent, oklch(0.89 0.15 93/0.55), transparent);
  animation: scan 1.1s ease-in-out infinite alternate;
  pointer-events: none;
}
@keyframes scan {
  from {
    transform: translateY(0);
  }
  to {
    transform: translateY(calc(100% + 160px));
  }
}
.verdict:not([hidden]) {
  animation: arrive 0.35s ease-out both;
}
.verdict[data-vote='changes_requested'] {
  background: linear-gradient(90deg, oklch(0.68 0.22 25 / 0.14), transparent 55%);
}
.verdict[data-vote='no_objection'] {
  background: linear-gradient(90deg, oklch(0.85 0.2 150 / 0.1), transparent 55%);
}
/* Your pull request. */
.pr-form {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 14px;
}
.pr-form .pr-input {
  display: flex;
  gap: 6px;
}
.pr-form input {
  flex: 1;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 10px 16px;
  font: 11px var(--mono);
  color: var(--ink);
  background: var(--bg);
  min-width: 0;
}
.pr-form button {
  white-space: nowrap;
  border: 1px solid var(--line);
}
.pr-form button:hover:not(:disabled) {
  border-color: var(--violet);
}
.pr-status {
  font-size: 0.7rem;
  line-height: 1.6;
  color: var(--muted);
  margin: 0;
}
.pr-status.error {
  color: var(--red);
}
.pr-head {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface-2);
}
.pr-head strong {
  font-size: 0.82rem;
  line-height: 1.35;
}
.pr-head small {
  font: 10px var(--mono);
  color: var(--muted);
}
.pr-head a {
  color: inherit;
}
.pr-files {
  display: block;
  font-size: 0.72rem;
  margin: 0;
}
.pr-files select {
  margin: 0;
  font: 11px var(--mono);
}
.pr-note {
  font-size: 0.68rem;
  line-height: 1.6;
  color: var(--muted);
  margin: 0;
}
.posted {
  font-size: 0.72rem;
  line-height: 1.6;
  margin-top: 8px;
}
.posted a {
  color: var(--green);
  font-weight: 600;
}
@media (max-width: 780px) {
  .stamp {
    top: 38px;
    right: 8px;
    border-width: 3px;
  }
}
/* A whole pull request: taller scroll, one sticky header per file. */
.diff-shell.full #diff {
  max-height: 340px;
}
.diff-line.file {
  position: sticky;
  top: 0;
  z-index: 1;
  padding: 6px 12px;
  margin-top: 6px;
  background: oklch(0.26 0.04 290);
  color: var(--ink);
  font-weight: 700;
  font-size: 10.5px;
  min-width: 100%;
}
.diff-line.file:first-child {
  margin-top: 0;
}
.diff-line.file .gutter {
  display: none;
}
/* Valence: good signs are food (green), bad signs are bitter or a shadow (red). */
.signal-cards {
  grid-template-columns: 1fr 1fr 1fr;
}
.signal-card {
  flex-wrap: wrap;
  border-left: 3px solid var(--line);
}
.signal-card[data-valence='appetitive'] {
  border-left-color: var(--ch-a);
}
.signal-card[data-valence='aversive'] {
  border-left-color: var(--ch-c);
}
.signal-card small {
  flex-basis: 100%;
  font: 9px var(--mono);
  color: var(--muted);
}
.signal-card.on[data-valence='appetitive'] b,
.signal-card.on[data-valence='appetitive'] small {
  color: var(--green);
}
.signal-card.on[data-valence='aversive'] b,
.signal-card.on[data-valence='aversive'] small {
  color: var(--red);
}
.feature {
  border-left: 3px solid var(--line);
  padding-left: 8px;
}
.feature[data-valence='appetitive'] {
  border-left-color: var(--ch-a);
}
.feature[data-valence='aversive'] {
  border-left-color: var(--ch-c);
}
.signal-rail {
  gap: 26px;
}
.signal-rail i[data-valence='receptor']::after {
  background: var(--ch-c-bright);
}
.signal-rail i[data-valence='lexical']::after {
  background: oklch(0.9 0 0);
}
@media (max-width: 780px) {
  .signal-cards {
    grid-template-columns: 1fr 1fr;
  }
}
/* Breakpoints for the reviewer panel come after its base rules so they win at equal specificity. */
@media (max-width: 1100px) {
  .reviewer-panel {
    width: 200px;
    top: 44px;
    right: 8px;
  }
  .fly-avatar {
    width: 124px;
    height: 124px;
  }
}
@media (max-width: 780px) {
  .record {
    display: none;
  }
  /* On a phone the panel stacks under the brain instead of floating over it. */
  .reviewer-panel {
    position: static;
    width: auto;
    max-height: none;
    margin: 0;
    padding: 12px 16px 14px;
    border-radius: 0;
    background: oklch(0.13 0 0);
    backdrop-filter: none;
    font-size: 11px;
  }
  .fly-avatar.model {
    height: 170px;
  }
  .brain-viewport {
    min-height: 300px;
  }
  .brain-toolbar button {
    white-space: nowrap;
  }
  .scene-caption strong {
    font-size: 1.2rem;
  }
  .scene-caption span {
    font-size: 0.66rem;
  }
}
/* The 3D reviewer replaces the layered drawing when WebGL is available. */
.fly-avatar.model {
  width: 100%;
  height: 196px;
  perspective: none;
  margin: 0 0 4px;
}
.fly-model-canvas {
  display: block;
  width: 100%;
  height: 100%;
}
/* The odor: one bar per glomerulus. */
.odor {
  margin-top: 12px;
}
.odor-strip {
  display: grid;
  grid-template-columns: repeat(53, 1fr);
  gap: 2px;
  height: 36px;
  align-items: end;
  padding: 6px 8px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--bg);
}
.odor-strip i {
  display: block;
  height: max(2px, calc(var(--hz, 0) * 100%));
  background: var(--line);
  border-radius: 1px;
  transition: height 0.3s ease-out;
}
.odor-strip i.on[data-kind='receptor'] {
  background: var(--red);
}
.odor-strip i.on[data-kind='lexical'] {
  background: var(--ink);
}
.odor-summary {
  font: 10px/1.6 var(--mono);
  color: var(--muted);
  margin: 6px 0 0;
}
.signal-card b {
  font-weight: 700;
}
/* The lesson. */
.lesson {
  margin-top: 16px;
  padding: 16px 18px;
  border-radius: 14px;
  background: var(--surface);
  border: 1px solid var(--line);
}
/* The color says whether the test agreed with the vote, not which dopamine pathway fired. */
.lesson[data-agree='right'] {
  border-color: var(--green);
  background: oklch(0.85 0.2 150 / 0.08);
}
.lesson[data-agree='wrong'] {
  border-color: var(--red);
  background: oklch(0.68 0.22 25 / 0.1);
}
.lesson[data-agree='new'] {
  border-color: var(--ink);
}
.lesson strong {
  display: block;
  font-size: 0.95rem;
}
.lesson p {
  font-size: 0.76rem;
  line-height: 1.6;
  color: var(--muted);
  margin: 6px 0 0;
  max-width: 90ch;
}
.lesson button {
  margin-top: 10px;
  width: auto;
}
.memory-log {
  list-style: none;
  padding: 0;
  margin: 8px 0;
  max-height: 200px;
  overflow: auto;
}
.memory-log li {
  font-size: 0.73rem;
  line-height: 1.6;
  padding: 6px 0 6px 10px;
  border-left: 3px solid var(--line);
  margin-bottom: 4px;
}
.memory-log li[data-lesson='punish'] {
  border-left-color: var(--red);
}
.memory-log li[data-lesson='reward'] {
  border-left-color: var(--green);
}
.memory-log time {
  font: 10px var(--mono);
  color: var(--muted);
  margin-right: 8px;
}
.reviewer-panel [data-channel='mb'] i {
  background: linear-gradient(90deg, var(--ch-c-bright) 50%, var(--ch-a-bright) 50%);
}
.reviewer-panel [data-channel='dan'] i {
  background: oklch(0.75 0.2 340);
}
.link {
  background: none;
  border: 0;
  padding: 0;
  margin-top: 6px;
  color: var(--muted);
  font: inherit;
  font-size: 0.82rem;
  text-decoration: underline;
  text-underline-offset: 3px;
  cursor: pointer;
}
.link:hover {
  color: var(--ink);
}