:root {
  color-scheme: light;
  font-family: system-ui, -apple-system, sans-serif;
  --border: #d4d4d8;
  --muted: #71717a;
  --selection: #fde68a;
  --note-bg: #fff;
  --note-border: #e4e4e7;
  --accent: #3b82f6;
  --running: #3b82f6;
  --completed: #16a34a;
  --error: #dc2626;
  --cancelled: #71717a;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: #fafafa;
  color: #18181b;
}

header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border);
  background: #fff;
}

header h1 {
  font-size: 1.125rem;
  margin: 0;
}

#connect {
  padding: 0.5rem 1rem;
  border: 1px solid var(--border);
  background: #fff;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.875rem;
}

#connect:hover {
  background: #f4f4f5;
}

#connect[data-state="connected"] {
  background: #ef4444;
  color: white;
  border-color: #ef4444;
}

main {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 24rem;
  gap: 1.5rem;
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.5rem;
}

@media (max-width: 900px) {
  main {
    grid-template-columns: 1fr;
  }
}

/* ─────────────────────────────────────────────
   Document pane
   ───────────────────────────────────────────── */

.document {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 2rem 2.25rem;
}

article h2 {
  margin: 0 0 0.5rem;
  font-size: 1.5rem;
  font-family: Charter, Georgia, serif;
  letter-spacing: -0.01em;
}

article .lede {
  margin: 0 0 1.5rem;
  font-size: 0.9375rem;
  color: var(--muted);
  font-style: italic;
}

article p {
  margin: 0 0 1rem;
  font-size: 1rem;
  line-height: 1.65;
  color: #27272a;
  font-family: Charter, Georgia, serif;
  scroll-margin-top: 6rem;
  border-left: 2px solid transparent;
  padding-left: 0.5rem;
  margin-left: -0.5rem;
  transition: border-color 0.4s;
}

article p.lede {
  font-family: system-ui, -apple-system, sans-serif;
}

article p.under-review {
  border-left-color: var(--running);
}

article p.has-notes {
  border-left-color: #c7d2fe;
}

::selection {
  background: var(--selection);
  color: #18181b;
}

/* ─────────────────────────────────────────────
   Notes pane
   ───────────────────────────────────────────── */

.notes {
  position: sticky;
  top: 5rem;
  align-self: start;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.25rem;
  max-height: calc(100vh - 6rem);
  overflow-y: auto;
}

.notes h2 {
  margin: 0 0 1rem;
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
}

#note-form {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

#note-form label {
  font-size: 0.8125rem;
  font-weight: 500;
  color: #3f3f46;
}

#note-form textarea {
  font: inherit;
  font-size: 0.9375rem;
  padding: 0.5rem 0.625rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #fff;
  width: 100%;
  resize: vertical;
  scroll-margin-top: 6rem;
  transition:
    border-color 0.15s,
    box-shadow 0.15s,
    background 0.4s;
}

#note-form textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

#note-form textarea.fill-flash {
  animation: field-fill-flash 1.2s ease-out;
}

@keyframes field-fill-flash {
  0% {
    background: var(--selection);
  }
  100% {
    background: #fff;
  }
}

#note-save {
  align-self: flex-start;
  padding: 0.4375rem 0.875rem;
  font: inherit;
  font-size: 0.875rem;
  font-weight: 500;
  background: #18181b;
  color: white;
  border: 1px solid #18181b;
  border-radius: 6px;
  cursor: pointer;
}

#note-save:hover {
  background: #27272a;
}

.empty-state {
  font-size: 0.8125rem;
  color: var(--muted);
  font-style: italic;
  padding: 1rem;
  border: 1px dashed var(--border);
  border-radius: 6px;
  text-align: center;
  margin-bottom: 1rem;
}

.empty-state[hidden] {
  display: none;
}

#notes-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.note {
  background: var(--note-bg);
  border: 1px solid var(--note-border);
  border-radius: 6px;
  padding: 0.625rem 0.75rem;
  cursor: pointer;
  transition: border-color 0.15s;
}

.note:hover {
  border-color: var(--accent);
}

.note-meta {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.25rem;
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
}

.note-source {
  font-weight: 600;
}

.note-source[data-source="clarity"] {
  color: #2563eb;
}

.note-source[data-source="tone"] {
  color: #7c3aed;
}

.note-source[data-source="me"] {
  color: #16a34a;
}

.note-text {
  font-size: 0.875rem;
  line-height: 1.45;
  color: #3f3f46;
}

/* ─────────────────────────────────────────────
   In-flight review card
   ───────────────────────────────────────────── */

.review-card {
  background: #f9fafb;
  border: 1px dashed var(--accent);
  border-radius: 6px;
  padding: 0.75rem 0.875rem;
  margin-bottom: 0.75rem;
}

.review-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
}

.review-card-label {
  font-size: 0.8125rem;
  font-weight: 500;
  color: #3f3f46;
}

.review-card-cancel {
  padding: 0.1875rem 0.5rem;
  border: 1px solid var(--border);
  background: #fff;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.6875rem;
  color: var(--muted);
}

.review-card-cancel:hover {
  background: #f4f4f5;
  color: #18181b;
}

.review-card-cancel[disabled] {
  opacity: 0.4;
  cursor: not-allowed;
}

.review-workers {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.review-workers li {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  font-size: 0.75rem;
}

.review-worker-name {
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-weight: 500;
  min-width: 4.5rem;
  color: #52525b;
}

.review-worker-update {
  font-style: italic;
  color: #52525b;
  flex: 1;
}

.review-worker-status {
  font-size: 0.6875rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.review-worker-status[data-status="running"] {
  color: var(--running);
}

.review-worker-status[data-status="completed"] {
  color: var(--completed);
}

.review-worker-status[data-status="cancelled"] {
  color: var(--cancelled);
}

.review-worker-status[data-status="failed"],
.review-worker-status[data-status="error"] {
  color: var(--error);
}

#status {
  position: fixed;
  bottom: 1rem;
  right: 1rem;
  padding: 0.5rem 0.75rem;
  border-radius: 6px;
  font-size: 0.8125rem;
  background: #18181b;
  color: white;
  opacity: 0;
  transition: opacity 0.2s;
  pointer-events: none;
}

#status[data-show="1"] {
  opacity: 1;
}