:root {
  --canvas: #f5f6f4;
  --surface: #fdfdfb;
  --ink: #20221f;
  --muted: #5f625c;
  --rule: #d3d6d0;
  --rust: #93421f;
  --rust-deep: #783516;
  --rust-wash: #f6eae4;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  --mono: ui-monospace, "SFMono-Regular", SFMono-Regular, Menlo, Consolas, monospace;
  color: var(--ink);
  background: var(--canvas);
  font-family: var(--sans);
  font-synthesis: none;
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
  font-size: 1rem;
  line-height: 1.5;
}

button,
input {
  font: inherit;
}

button,
input[type="checkbox"],
input[type="radio"],
label {
  cursor: pointer;
}

button:focus-visible,
input:focus-visible,
label:has(input:focus-visible),
label.file-picker:has(+ input:focus-visible),
.skip-link:focus-visible {
  outline: 3px solid var(--rust);
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  z-index: 10;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.6rem 0.75rem;
  border: 1px solid var(--ink);
  background: var(--surface);
  color: var(--ink);
  font-weight: 650;
  transform: translateY(-160%);
}

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

.site-shell {
  width: min(70rem, calc(100% - 3rem));
  margin: 0 auto;
  padding: 2.5rem 0 1.5rem;
}

.masthead {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 2rem;
  align-items: end;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--rule);
}

.product-name {
  margin: 0 0 0.2rem;
  font-size: 0.9rem;
  font-weight: 700;
}

.masthead h1,
.completion-intro h2,
.drawer-heading h2,
.results-heading h2,
.panel-heading h2 {
  margin: 0;
  font-family: var(--sans);
  font-weight: 650;
  letter-spacing: -0.025em;
  line-height: 1.2;
}

.masthead h1 {
  font-size: clamp(1.55rem, 3vw, 2rem);
}

.lede {
  max-width: 62ch;
  margin: 0.65rem 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.corpus-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  min-height: 3.3rem;
  padding: 0.75rem 1rem;
  border: 1px solid #b95b37;
  background:
    linear-gradient(rgba(32, 34, 31, 0.035) 1px, transparent 1px) 0 0 / 2rem 2rem,
    linear-gradient(90deg, rgba(32, 34, 31, 0.035) 1px, transparent 1px) 0 0 / 2rem 2rem,
    #eef1f0;
  color: var(--rust-deep);
  font-family: var(--mono);
  font-size: 0.78rem;
  line-height: 1.35;
  white-space: nowrap;
}

.corpus-chip[data-state="loading"] {
  border-color: #a56c56;
}

.corpus-chip[data-state="error"] {
  border-color: var(--rust-deep);
  background: var(--rust-wash);
}

.chip-dot {
  width: 0.65rem;
  height: 0.65rem;
  flex: 0 0 auto;
  border-radius: 50%;
  background: #b9512d;
  box-shadow: 0 0 0 0.32rem rgba(185, 81, 45, 0.14);
}

.corpus-chip[data-state="error"] .chip-dot {
  background: var(--rust-deep);
}

.workspace {
  display: grid;
  grid-template-columns: 14.5rem minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 4.25rem);
  padding: 2.5rem 0 3rem;
}

.filter-drawer {
  align-self: start;
  padding-right: 1.5rem;
  border-right: 1px solid var(--rule);
}

.drawer-heading {
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--ink);
}

.drawer-heading h2,
.completion-intro h2 {
  font-size: 1.25rem;
}

.drawer-heading p,
.completion-intro p {
  margin: 0.4rem 0 0;
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.45;
}

#filters-form {
  display: grid;
  gap: 1rem;
  padding-top: 1rem;
}

fieldset {
  min-width: 0;
  margin: 0;
  padding: 0 0 1rem;
  border: 0;
  border-bottom: 1px solid var(--rule);
}

fieldset:last-child {
  border-bottom: 0;
}

legend {
  width: 100%;
  margin-bottom: 0.55rem;
  padding: 0;
  color: var(--ink);
  font-size: 0.82rem;
  font-weight: 700;
}

.legend-note {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 400;
}

.choice-stack,
.choice-grid {
  display: grid;
  gap: 0.45rem;
}

.choice-grid--three {
  grid-template-columns: 1fr;
}

.choice-grid--two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.check-label {
  display: flex;
  gap: 0.5rem;
  align-items: flex-start;
  min-width: 0;
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.35;
}

.check-label span {
  overflow-wrap: anywhere;
}

.check-label:has(input:checked) {
  color: var(--ink);
  font-weight: 650;
}

input[type="checkbox"],
input[type="radio"] {
  width: 1rem;
  height: 1rem;
  flex: 0 0 auto;
  margin: 0.05rem 0 0;
  accent-color: var(--rust);
}

input:disabled,
input:disabled + span,
.file-picker:has(+ .file-input:disabled) {
  cursor: not-allowed;
  opacity: 0.58;
}

#tag-filter,
#as-of {
  display: block;
  width: 100%;
  min-height: 2.35rem;
  padding: 0.55rem 0.6rem;
  border: 1px solid var(--rule);
  border-radius: 0;
  background: var(--surface);
  color: var(--ink);
  font-size: 0.8rem;
}

#tag-filter::placeholder,
#query::placeholder {
  color: var(--muted);
  opacity: 1;
}

.field-label {
  display: block;
  margin: 0.85rem 0 0.4rem;
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 600;
}

.muted-choice {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.7rem;
}

.memory-note {
  margin: 0.25rem 0 0;
  padding-top: 1rem;
  border-top: 1px solid var(--rule);
  color: var(--muted);
  font-size: 0.75rem;
  line-height: 1.45;
}

.completion-area {
  min-width: 0;
}

.completion-intro {
  max-width: 44rem;
  padding-bottom: 1.35rem;
}

.completion-track {
  padding-bottom: 2.5rem;
}

.query-label {
  display: block;
  margin: 0 0 0.45rem;
  color: var(--ink);
  font-size: 0.82rem;
  font-weight: 700;
}

.query-shell {
  display: flex;
  align-items: center;
  background: var(--surface);
}

#query {
  width: 100%;
  min-height: 4.25rem;
  padding: 0.8rem 1rem;
  border: 1px solid var(--ink);
  border-radius: 0;
  background: transparent;
  color: var(--ink);
  font-family: var(--sans);
  font-size: clamp(1.25rem, 3vw, 1.7rem);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.suggestion-list {
  margin: 0;
  padding: 0;
  border: 1px solid var(--rule);
  border-top: 0;
  background: var(--surface);
  list-style: none;
}

.suggestion-list li {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.25rem 1rem;
  padding: 0.9rem 1rem;
  border-bottom: 1px solid var(--rule);
  color: var(--ink);
  text-align: left;
  transition: background-color 100ms ease, border-color 100ms ease;
}

.suggestion-list li:last-child {
  border-bottom: 0;
}

.suggestion-list li:hover,
.suggestion-list li[aria-selected="true"] {
  border-left: 0.2rem solid var(--rust);
  padding-left: 0.8rem;
  background: var(--rust-wash);
}

.suggestion-text {
  min-width: 0;
  overflow-wrap: anywhere;
  font-size: 0.98rem;
  font-weight: 650;
  line-height: 1.35;
}

.suggestion-score,
.suggestion-terms {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.68rem;
  line-height: 1.4;
}

.suggestion-score {
  align-self: start;
  white-space: nowrap;
}

.suggestion-terms {
  grid-column: 1 / -1;
}

.suggestion-terms strong {
  color: var(--rust-deep);
}

.completion-state {
  padding-top: 0.65rem;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.7rem;
  line-height: 1.5;
}

.completion-state[data-state="error"],
.completion-state[data-state="empty"] {
  color: var(--rust-deep);
}

.completion-state[data-state="ready"] {
  color: var(--ink);
}

.results-section {
  padding: 0 0 2.5rem;
}

.results-heading {
  padding-bottom: 0.65rem;
  border-bottom: 1px solid var(--ink);
}

.results-heading h2 {
  font-size: 1rem;
}

.search-status {
  padding: 0.7rem 0;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.7rem;
  line-height: 1.5;
}

.search-status[data-state="ready"] {
  color: var(--ink);
}

.search-status[data-state="empty"],
.search-status[data-state="error"] {
  color: var(--rust-deep);
}

.search-results {
  margin: 0;
  padding: 0 0 0 2rem;
  border-top: 1px solid var(--rule);
}

.search-results:empty {
  display: none;
}

.search-results li {
  padding: 1rem 0 1rem 0.35rem;
  border-bottom: 1px solid var(--rule);
}

.search-results li::marker {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.68rem;
}

.search-hit {
  min-width: 0;
}

.search-hit h3 {
  margin: 0;
  font-size: 0.94rem;
  font-weight: 650;
  line-height: 1.35;
}

.hit-path,
.hit-heading-path,
.hit-meta {
  overflow-wrap: anywhere;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.68rem;
  line-height: 1.45;
}

.hit-path {
  margin-top: 0.15rem;
  color: var(--ink);
}

.hit-heading-path {
  margin-top: 0.15rem;
}

.hit-snippet {
  margin: 0.55rem 0;
  color: var(--ink);
  font-size: 0.8rem;
  line-height: 1.55;
}

.lower-panels {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2rem;
  padding-top: 0.25rem;
  border-top: 1px solid var(--rule);
}

.panel {
  min-width: 0;
  padding-top: 1.25rem;
}

.panel-heading {
  padding-bottom: 0.65rem;
  border-bottom: 1px solid var(--rule);
}

.panel-heading h2 {
  font-size: 1rem;
}

.panel > p {
  margin: 0.7rem 0 0.85rem;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.5;
}

code {
  color: var(--ink);
  font-family: var(--mono);
  font-size: 0.9em;
}

.file-input {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

.file-picker {
  display: flex;
  gap: 0.65rem;
  align-items: center;
  width: 100%;
  padding: 0.65rem;
  border: 1px solid var(--rule);
  background: var(--surface);
}

.file-picker-action {
  padding: 0.35rem 0.5rem;
  border: 1px solid var(--ink);
  color: var(--ink);
  font-size: 0.72rem;
  font-weight: 650;
}

.file-picker-copy {
  color: var(--muted);
  font-size: 0.7rem;
}

.file-picker:hover {
  border-color: var(--rust);
}

.outcome-list,
.diagnostics-list {
  display: grid;
  gap: 0.5rem;
  margin: 0.8rem 0 0;
  padding: 0;
  list-style: none;
}

.outcome-list:empty,
.diagnostics-list:empty {
  display: none;
}

.outcome-list li,
.diagnostic-document {
  padding: 0.6rem 0.7rem;
  border-left: 2px solid var(--rule);
  background: var(--surface);
  color: var(--muted);
  font-size: 0.72rem;
  line-height: 1.45;
}

.outcome-list li[data-state="degraded"],
.outcome-list li[data-state="rejected"],
.outcome-list li[data-state="fatal"],
.outcome-list li[data-state="error"],
.diagnostic-document {
  border-color: var(--rust);
}

.outcome-label {
  display: block;
  margin-bottom: 0.2rem;
  color: var(--ink);
  font-family: var(--mono);
  font-size: 0.65rem;
  font-weight: 700;
}

.outcome-details {
  display: block;
  overflow-wrap: anywhere;
}

.diagnostics-status,
.upload-status {
  margin-top: 0.7rem;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.68rem;
  line-height: 1.45;
}

.diagnostics-status[data-state="degraded"],
.diagnostics-status[data-state="error"],
.upload-status[data-state="error"] {
  color: var(--rust-deep);
}

.upload-status[data-state="ready"],
.upload-status[data-state="uploading"] {
  color: var(--ink);
}

.diagnostic-document {
  background: var(--rust-wash);
}

.diagnostic-document h3 {
  margin: 0;
  color: var(--ink);
  font-family: var(--mono);
  font-size: 0.7rem;
  overflow-wrap: anywhere;
}

.diagnostic-document ul {
  display: grid;
  gap: 0.35rem;
  margin: 0.5rem 0 0;
  padding-left: 1rem;
}

.diagnostic-document li {
  overflow-wrap: anywhere;
  color: var(--muted);
  font-size: 0.72rem;
  line-height: 1.4;
}

.diagnostic-code,
.diagnostic-field {
  font-family: var(--mono);
  font-size: 0.64rem;
}

.diagnostic-code {
  color: var(--rust-deep);
  font-weight: 700;
}

.diagnostic-field {
  color: var(--muted);
}

.app-error {
  margin-top: 1rem;
  padding: 0.8rem 0;
  border-top: 1px solid var(--rust);
  border-bottom: 1px solid var(--rust);
  color: var(--rust-deep);
  font-size: 0.82rem;
  line-height: 1.5;
}

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

@media (max-width: 860px) {
  .masthead {
    grid-template-columns: 1fr;
    align-items: start;
  }

  .corpus-chip {
    justify-self: start;
  }

  .workspace {
    grid-template-columns: 12.5rem minmax(0, 1fr);
    gap: 2rem;
  }

  .lower-panels {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
}

@media (max-width: 660px) {
  .site-shell {
    width: min(100% - 1.5rem, 34rem);
    padding-top: 1.25rem;
  }

  .masthead {
    gap: 1.25rem;
    padding-bottom: 1.5rem;
  }

  .corpus-chip {
    width: 100%;
    min-width: 0;
    white-space: normal;
  }

  .workspace {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
    padding: 1.75rem 0 2.5rem;
  }

  .completion-area {
    order: 1;
  }

  .filter-drawer {
    order: 2;
    padding: 1.5rem 0 0;
    border-top: 1px solid var(--rule);
    border-right: 0;
  }

  #query {
    min-height: 3.75rem;
  }

  .suggestion-list li {
    grid-template-columns: 1fr;
    gap: 0.35rem;
  }

  .suggestion-score,
  .suggestion-terms {
    grid-column: 1;
  }

  .choice-grid--three {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 420px) {
  .choice-grid--three {
    grid-template-columns: 1fr;
  }

  .file-picker {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}