:root {
  color-scheme: dark;
  --color-primary-500: #b5483d;
  --color-background: #0e0e0e;
  --color-text: #d6d3cf;
  --color-muted: #7a7672;
  --color-border: #2a2826;
  --space-2: 0.5rem;
  --space-4: 1rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-12: 3rem;
  --font-body:
    ui-monospace, 'SF Mono', 'JetBrains Mono', Menlo, Consolas, monospace;
  --radius: 0;
}
* {
  box-sizing: border-box;
}
body {
  background: var(--color-background);
  color: var(--color-text);
  font: 15px/1.7 var(--font-body);
  margin: 0;
}
a {
  color: inherit;
  text-underline-offset: 0.25em;
}
a:hover,
h1,
.error {
  color: var(--color-primary-500);
}
header,
footer {
  padding: var(--space-6) var(--space-8);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-6);
  align-items: center;
}
footer {
  border-top: 1px solid var(--color-border);
  border-bottom: 0;
  font-size: 0.8rem;
}
main {
  max-width: 900px;
  min-height: 70vh;
  margin: auto;
  padding: var(--space-12) var(--space-6);
}
h1 {
  font-size: 1.8rem;
  font-weight: 500;
}
h2 {
  font-size: 1.1rem;
}
nav {
  display: flex;
  gap: var(--space-6);
  flex-wrap: wrap;
  margin-bottom: var(--space-8);
}
form {
  margin: var(--space-6) 0;
}
header form {
  margin: 0;
}
label {
  display: block;
  margin-bottom: var(--space-2);
}
input,
button {
  font: inherit;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  color: inherit;
  background: transparent;
  padding: var(--space-2) var(--space-4);
}
input {
  display: block;
  width: min(100%, 420px);
  margin-bottom: var(--space-4);
}
button {
  cursor: pointer;
}
button:hover {
  border-color: var(--color-primary-500);
}
:focus-visible {
  outline: 2px solid var(--color-primary-500);
  outline-offset: 3px;
}
.danger {
  border: 1px solid var(--color-primary-500);
  padding: var(--space-6);
  margin-top: var(--space-12);
}
.notice {
  border-left: 2px solid var(--color-primary-500);
  padding-left: var(--space-4);
}
table {
  border-collapse: collapse;
  width: 100%;
}
th,
td {
  text-align: left;
  padding: var(--space-2);
  border-bottom: 1px solid var(--color-border);
  overflow-wrap: anywhere;
}
.table-scroll {
  overflow-x: auto;
}
.muted {
  color: var(--color-muted);
}
pre {
  white-space: pre-wrap;
}

textarea,
select {
  display: block;
  width: min(100%, 420px);
  color: var(--color-text);
  background: var(--color-background);
  border: 1px solid var(--color-border);
  padding: var(--space-2);
  margin-bottom: var(--space-4);
  font: inherit;
}
textarea {
  min-height: 8rem;
}
.collection-description {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}
input[type='checkbox'] {
  display: inline;
  width: auto;
}

main {
  overflow-wrap: anywhere;
}

.knowledge-figure {
  max-width: 100%;
  max-height: 75vh;
  height: auto;
  background: white;
}
.source-text {
  font: inherit;
}

.question-composer {
  display: flex;
  align-items: flex-end;
  gap: var(--space-2);
}
.question-composer textarea {
  flex: 1;
  min-width: 0;
  width: 100%;
  margin-bottom: 0;
  padding: var(--space-4);
  border: 2px solid var(--color-primary-500);
  background: #1b1716;
  resize: vertical;
}
.question-composer button {
  flex: none;
  min-height: 44px;
  background: var(--color-primary-500);
  color: #fff;
}
.answer-sources {
  margin-top: var(--space-6);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
}
.answer-sources > summary {
  cursor: pointer;
  font-weight: 600;
}

#sources {
  margin-top: var(--space-12);
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-6);
}
.collection-sources {
  list-style: none;
  padding: 0;
}
.collection-sources > li {
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--color-border);
}
.collection-sources summary,
.add-knowledge summary {
  cursor: pointer;
}
input[type='file'] {
  width: 100%;
  max-width: 100%;
  padding: var(--space-4);
  border: 1px dashed var(--color-primary-500);
}
.collection-sources details {
  margin: var(--space-2) 0;
}
button:not([type='button']),
button[type='submit'] {
  background: var(--color-primary-500);
  color: #fff;
  border-color: var(--color-primary-500);
}
.question-composer {
  display: block;
}
.question-actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-2);
  margin-top: var(--space-2);
}
.question-actions button {
  flex: none;
}
.reference-excerpt,
.citation {
  color: var(--color-text);
}
.reference-excerpt {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}
button[aria-busy='true'] {
  cursor: wait;
}
button[aria-busy='true']::before {
  content: '◌ ';
  display: inline-block;
}
.processing-toast {
  position: fixed;
  bottom: 1rem;
  left: 50%;
  transform: translateX(-50%);
  width: min(30rem, calc(100% - 2rem));
  max-height: 40vh;
  overflow: auto;
  padding: 1rem;
  background: var(--color-background);
  border: 1px solid var(--color-primary-500);
  z-index: 100;
}
.processing-toast > div + div {
  border-top: 1px solid var(--color-border);
  margin-top: 1rem;
  padding-top: 1rem;
}
.processing-toast progress {
  display: block;
  width: 100%;
  accent-color: var(--color-primary-500);
}
.processing-toast p {
  margin: 0.25rem 0;
}
@media (prefers-reduced-motion: reduce) {
  * {
    scroll-behavior: auto !important;
  }
}
.question-actions button[type='button'] {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}