:root {
  color-scheme: dark;
  --canvas: #000;
  --surface: #090909;
  --surface-raised: #0d0d0d;
  --text: #fff;
  --muted: #a1a1aa;
  --quiet: #85858f;
  --rule: #27272a;
  --rule-strong: #3f3f46;
  --error: #fca5a5;
  --reading-measure: 44rem;
  --gutter: clamp(1rem, 4vw, 2rem);
  --radius: 0.5rem;
  --sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

html {
  background: var(--canvas);
  font-family: var(--sans);
  font-size: 100%;
}

body {
  min-height: 100vh;
  margin: 0;
  background: var(--canvas);
  color: var(--text);
  font-size: 1rem;
  line-height: 1.5;
  overflow-wrap: anywhere;
}

button, textarea, input { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }

button, a, textarea {
  transition: border-color 160ms ease, background-color 160ms ease, color 160ms ease,
    transform 180ms cubic-bezier(0.16, 1, 0.3, 1);
}

a {
  color: var(--text);
  text-decoration: underline;
  text-decoration-color: var(--quiet);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.22em;
}

a:hover { text-decoration-color: currentColor; }

:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  z-index: 10;
  top: 0.75rem;
  left: max(0.75rem, env(safe-area-inset-left));
  min-height: 44px;
  padding: 0.65rem 0.85rem;
  border-radius: var(--radius);
  background: var(--text);
  color: var(--canvas);
  transform: translateY(-180%);
}

.skip-link:focus { transform: translateY(0); }

.site-header, .decision-main, .site-footer {
  width: min(calc(100% - (2 * var(--gutter))), var(--reading-measure));
  margin-inline: auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-block: max(1rem, env(safe-area-inset-top)) 1rem;
  border-bottom: 1px solid var(--rule);
}

.wordmark {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  gap: 0.65rem;
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 650;
  letter-spacing: -0.01em;
  text-decoration: none;
  white-space: nowrap;
}

.wordmark img { flex: 0 0 auto; }

.scope {
  max-width: 18rem;
  margin: 0;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.35;
  text-align: right;
}

.decision-main {
  min-height: min(76vh, 54rem);
  padding-block: clamp(3.25rem, 8vw, 5.75rem) clamp(4rem, 9vw, 7rem);
}

.intake h1, .state-heading, .recommendation {
  margin: 0;
  font-weight: 650;
  letter-spacing: -0.05em;
  line-height: 1;
  text-wrap: balance;
}

.intake h1 {
  max-width: 15ch;
  font-size: clamp(2.75rem, 7vw, 4.75rem);
}

.intake-lede {
  max-width: 33rem;
  margin: 1.25rem 0 0;
  color: var(--muted);
  font-size: clamp(1rem, 2vw, 1.16rem);
}

#decisionForm { margin-top: clamp(2.5rem, 6vw, 3.75rem); }

.field-label {
  display: block;
  margin-bottom: 0.65rem;
  font-size: 0.9rem;
  font-weight: 650;
}

textarea {
  width: 100%;
  min-height: 10rem;
  resize: vertical;
  padding: 0.9rem 1rem;
  border: 1px solid var(--rule-strong);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  caret-color: var(--text);
  font-size: 1rem;
  line-height: 1.5;
}

textarea::placeholder { color: var(--quiet); opacity: 1; }
textarea:hover, textarea:focus-visible { border-color: var(--text); }
textarea[aria-invalid="true"] { border-color: var(--error); }

.privacy-hint, .decision-examples, .field-error {
  margin: 0.65rem 0 0;
  font-size: 0.82rem;
}

.privacy-hint, .decision-examples, .checking-status, .supporting-copy,
.question-why, .claim-source, .site-footer { color: var(--muted); }

.field-error { color: var(--error); }

.primary-action, .secondary-action, .text-action, .choice-control {
  min-height: 44px;
  border-radius: var(--radius);
  cursor: pointer;
  font-weight: 650;
}

.primary-action {
  display: inline-flex;
  min-width: 11rem;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 0.72rem 0.95rem;
  border: 1px solid var(--text);
  background: var(--text);
  color: var(--canvas);
  text-decoration: none;
}

.primary-action::after { content: "\2192"; font-size: 1.15em; }
.primary-action:hover { background: var(--canvas); color: var(--text); }
.primary-action:hover:not([disabled]),
.secondary-action:hover:not([disabled]),
.choice-control:hover:not([disabled]) { transform: translateY(-2px); }

.primary-action:active:not([disabled]),
.secondary-action:active:not([disabled]),
.choice-control:active:not([disabled]),
.text-action:active:not([disabled]) { transform: translateY(1px) scale(0.985); }
.primary-action[disabled] { cursor: wait; opacity: 0.55; }
#decisionForm > .primary-action { margin-top: 1.25rem; }

.secondary-action, .choice-control {
  padding: 0.7rem 0.9rem;
  border: 1px solid var(--rule-strong);
  background: var(--surface);
  color: var(--text);
}

.secondary-action:hover, .choice-control:hover {
  border-color: var(--text);
  background: var(--surface-raised);
}

.text-action {
  padding: 0.65rem 0.75rem;
  border: 1px solid transparent;
  background: transparent;
  color: var(--muted);
  text-align: left;
}

.text-action:hover { border-color: var(--rule); background: var(--surface); color: var(--text); }

.checking-status {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin: 0;
  font-size: 1rem;
}

.checking-mark {
  display: inline-block;
  flex: 0 0 auto;
  width: 0.55rem;
  height: 0.55rem;
  border: 1px solid currentColor;
}

.decision-surface { display: block; }
.state-heading { max-width: 18ch; font-size: clamp(2.25rem, 6vw, 4rem); }
.recommendation { max-width: 19ch; font-size: clamp(2.6rem, 6.5vw, 4.4rem); }

.supporting-copy {
  max-width: 38rem;
  margin: 1.15rem 0 0;
  font-size: 1.03rem;
}

.interpretation {
  margin-top: 2rem;
  padding: 1rem;
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  background: var(--surface);
}

.answer-section, .recheck, .correction-panel, .review-details, .settlement {
  margin-top: 2.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--rule-strong);
}

.answer-section h3, .recheck h3, .correction-panel h3, .interpretation h3, .settlement h3 {
  margin: 0 0 0.85rem;
  font-size: 0.88rem;
  font-weight: 650;
}

.answer-facts { border-top-color: var(--rule); }

.execution-list { margin: 0; padding: 0; list-style: none; }

.execution-list li {
  padding: 0.85rem 0;
  border-top: 1px solid var(--rule);
}

.execution-list li:first-child { border-top: 0; padding-top: 0; }
.execution-list p, .recheck p, .interpretation p, .outcome-confirmation { margin: 0; }

.step-list {
  display: grid;
  gap: 0.6rem;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: steps;
}

.step-list li {
  display: grid;
  grid-template-columns: 1.7rem 1fr;
  gap: 0.75rem;
  align-items: start;
  padding: 0.85rem;
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  background: var(--surface);
  counter-increment: steps;
}

.step-list li::before {
  color: var(--muted);
  content: counter(steps, decimal-leading-zero);
  font-size: 0.78rem;
  font-variant-numeric: tabular-nums;
  line-height: 1.9;
}

.claim-source { margin-top: 0.3rem !important; font-size: 0.8125rem; }

.interpretation-actions { margin-top: 0.75rem; }

.answer-recovery {
  margin-top: 1.5rem;
  padding: 1rem;
  border: 1px solid var(--rule-strong);
  border-left: 3px solid var(--error);
  border-radius: var(--radius);
  background: var(--surface);
}

.answer-recovery h3 { margin: 0 0 0.55rem; font-size: 0.88rem; }
.answer-recovery p { margin: 0; }
.answer-recovery .form-actions { margin-top: 1rem; }

.recheck {
  padding: 1rem;
  border: 1px solid var(--rule-strong);
  border-left: 3px solid var(--text);
  border-radius: var(--radius);
  background: var(--surface);
}

.primary-handoff, .answer-controls, .recovery-actions, .question-form, .question-why, .form-actions {
  margin-top: 1.75rem;
}

.answer-controls, .recovery-actions, .form-actions, .settlement-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem;
}

.answer-controls {
  padding-top: 1rem;
  border-top: 1px solid var(--rule);
}

.settlement {
  padding: 1rem;
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  background: var(--surface);
}

.settlement-actions { margin-top: 1rem; }
.choice-list { display: grid; gap: 0.6rem; }
.choice-control { width: 100%; text-align: left; }
.question-form textarea, .correction-panel textarea { min-height: 7rem; }

.review-details {
  display: grid;
  grid-template-columns: minmax(6rem, 0.35fr) 1fr;
  gap: 0.65rem 1rem;
}

.review-details dt { color: var(--muted); }
.review-details dd { margin: 0; }

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

.site-footer {
  padding-block: 1.25rem max(2rem, env(safe-area-inset-bottom));
  border-top: 1px solid var(--rule);
  font-size: 0.8125rem;
}

.site-footer p { max-width: 34rem; margin: 0; }
[hidden] { display: none !important; }

@media (max-width: 36rem) {
  :root { --gutter: 1rem; }
  .site-header { align-items: flex-start; }
  .scope { max-width: 9.5rem; }
  .decision-main { min-height: 0; padding-block: 2.75rem 4rem; }
  .intake h1 { font-size: clamp(2.55rem, 12vw, 3.7rem); }
  #decisionForm { margin-top: 2.5rem; }
  textarea { min-height: 11rem; }

  #decisionForm > .primary-action, .primary-handoff .primary-action,
  .answer-controls > *, .recovery-actions > *, .form-actions > *, .settlement-actions > * {
    width: 100%;
  }

  .answer-controls, .recovery-actions, .form-actions { align-items: stretch; flex-direction: column; }
  .text-action { text-align: center; }
  .review-details { grid-template-columns: 1fr; gap: 0.25rem; }
  .review-details dd + dt { margin-top: 0.7rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    transition-delay: 0ms !important;
  }
}

@media (forced-colors: active) {
  .primary-action, .secondary-action, .choice-control, textarea { border: 1px solid ButtonText; }
  .primary-action { background: ButtonFace; color: ButtonText; forced-color-adjust: auto; }
}