:root {
  --bg: #f6f7fb;
  --panel: #ffffff;
  --ink: #141a2b;
  --muted: #5d6781;
  --line: #e3e7f0;
  --accent: #4f6bed;
  --accent-ink: #ffffff;
  --warn: #b45309;
  --warn-bg: #fff7e6;
  --ok: #047857;
  --focus: #f59e0b;
  --shadow: 0 1px 2px rgba(20, 26, 43, 0.06), 0 8px 24px rgba(20, 26, 43, 0.06);

  --c-action: #4f6bed;
  --c-reagent: #0891b2;
  --c-amount: #059669;
  --c-location: #7c3aed;
  --c-time: #db2777;
  --c-temperature: #dc2626;
  --c-device: #9333ea;
  --c-measure: #0d9488;
  --c-modifier: #64748b;
  --c-other: #6b7280;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b1020;
    --panel: #121a31;
    --ink: #e8ecf6;
    --muted: #93a0bd;
    --line: #243154;
    --accent: #7c9cff;
    --accent-ink: #0b1020;
    --warn: #f8c56b;
    --warn-bg: #2a2110;
    --ok: #34d399;
    --shadow: none;

    --c-action: #7c9cff;
    --c-reagent: #22d3ee;
    --c-amount: #34d399;
    --c-location: #a78bfa;
    --c-time: #f472b6;
    --c-temperature: #f87171;
    --c-device: #c084fc;
    --c-measure: #2dd4bf;
    --c-modifier: #94a3b8;
    --c-other: #9ca3af;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 15px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 28px;
  border-bottom: 1px solid var(--line);
  background: var(--panel);
}

.brand { display: flex; align-items: center; gap: 14px; }
.logo { width: 30px; height: 36px; color: var(--accent); }
.logo line { stroke-width: 2.4; stroke-linecap: round; }
.logo .l1 { stroke: var(--c-action); }
.logo .l2 { stroke: var(--c-reagent); }
.logo .l3 { stroke: var(--c-amount); }
h1 { margin: 0; font-size: 20px; letter-spacing: -0.2px; }
.tagline { margin: 0; color: var(--muted); font-size: 13px; }

.model {
  font: 12px/1.4 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 12px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 50%;
}
.model.ready::before { content: "● "; color: var(--ok); }
.model.down::before { content: "● "; color: var(--warn); }

.notice {
  margin: 18px 28px 0;
  padding: 10px 14px;
  border-radius: 10px;
  background: var(--warn-bg);
  color: var(--warn);
  font-size: 13.5px;
}

main {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr);
  gap: 18px;
  padding: 18px 28px 28px;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: var(--shadow);
  padding: 16px 18px;
  min-width: 0;
}
.panel.wide { grid-column: 1 / -1; }

.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}
h2 { margin: 0; font-size: 15px; }
.muted { color: var(--muted); font-size: 13px; }
.actions { display: flex; gap: 8px; }

textarea {
  width: 100%;
  min-height: 280px;
  resize: vertical;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px;
  background: transparent;
  color: var(--ink);
  font: 14px/1.6 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
textarea:focus, button:focus-visible, .file:focus-within {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.panel-foot { display: flex; align-items: center; justify-content: space-between; margin-top: 10px; }

button, .file {
  font: inherit;
  font-size: 14px;
  border-radius: 9px;
  padding: 8px 14px;
  cursor: pointer;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink);
}
button.primary { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); font-weight: 600; }
button:disabled { opacity: 0.55; cursor: progress; }
.file input { display: none; }

.status { min-height: 1.5em; margin: 8px 0 0; font-size: 13px; color: var(--muted); }
.status.error { color: var(--warn); }

.evidence {
  font: 14px/2 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 420px;
  overflow: auto;
}
.evidence.empty { color: var(--muted); font-family: inherit; line-height: 1.5; }

.span {
  --c: var(--c-other);
  border-radius: 4px;
  padding: 1px 0;
  background: color-mix(in srgb, var(--c) 16%, transparent);
  box-shadow: inset 0 -2px 0 color-mix(in srgb, var(--c) 70%, transparent);
  cursor: pointer;
}
.span.focus {
  background: color-mix(in srgb, var(--focus) 35%, transparent);
  box-shadow: 0 0 0 2px var(--focus);
}

.legend { display: flex; flex-wrap: wrap; gap: 6px; }
.chip {
  --c: var(--c-other);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--muted);
}
.chip::before {
  content: "";
  width: 9px;
  height: 9px;
  border-radius: 3px;
  background: var(--c);
}

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th {
  text-align: left;
  font-size: 11.5px;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 600;
  padding: 8px 10px;
  border-bottom: 1px solid var(--line);
}
td { padding: 9px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
tr.placeholder td { color: var(--muted); }

.value {
  --c: var(--c-other);
  display: inline-block;
  margin: 1px 4px 1px 0;
  padding: 1px 7px;
  border-radius: 6px;
  border: 1px solid color-mix(in srgb, var(--c) 45%, transparent);
  color: var(--ink);
  background: color-mix(in srgb, var(--c) 10%, transparent);
  font-size: 13.5px;
  cursor: pointer;
}
.value small { color: var(--muted); font-size: 11.5px; }
.none { color: var(--muted); }
.implicit { color: var(--warn); font-style: italic; }

.status-pill { display: inline-flex; align-items: center; gap: 6px; white-space: nowrap; font-size: 13px; }
.status-pill::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--ok); }
.status-pill.review::before { background: var(--focus); }

.relations, .review { list-style: none; margin: 0; padding: 0; max-height: 320px; overflow: auto; }
.relations li, .review li {
  padding: 7px 4px;
  border-bottom: 1px solid var(--line);
  font-size: 13.5px;
  cursor: pointer;
}
.relations li:hover, .review li:hover { background: color-mix(in srgb, var(--accent) 6%, transparent); }
.rel-label {
  font: 12px ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  color: var(--muted);
  padding: 0 6px;
}

.footer {
  display: flex;
  justify-content: space-between;
  padding: 0 28px 24px;
  color: var(--muted);
  font-size: 12.5px;
}
.footer a { color: var(--accent); }

[data-label="Action"] { --c: var(--c-action); }
[data-label="Reagent"], [data-label="Mention"] { --c: var(--c-reagent); }
[data-label="Amount"], [data-label="Concentration"], [data-label="Numerical"] { --c: var(--c-amount); }
[data-label="Location"], [data-label="Seal"] { --c: var(--c-location); }
[data-label="Time"] { --c: var(--c-time); }
[data-label="Temperature"] { --c: var(--c-temperature); }
[data-label="Device"], [data-label="Method"] { --c: var(--c-device); }
[data-label="Speed"], [data-label="Size"], [data-label="pH"], [data-label="Generic-Measure"],
[data-label="Measure-Type"] { --c: var(--c-measure); }
[data-label="Modifier"] { --c: var(--c-modifier); }

@media (max-width: 860px) {
  main { grid-template-columns: 1fr; padding: 16px; }
  .topbar { padding: 14px 16px; flex-wrap: wrap; }
  .notice { margin: 14px 16px 0; }
  .model { max-width: 100%; }
  .footer { padding: 0 16px 20px; flex-direction: column; gap: 6px; }
}

/* ------------------------------------------------------------- review editing */

.inspector {
  margin-top: 12px;
  border-top: 1px solid var(--line);
  padding-top: 12px;
  font-size: 14px;
}
.inspector h3 { margin: 0 0 6px; font-size: 14px; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.inspector .quote { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
.inspector p { margin: 4px 0 8px; }
.row { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin: 8px 0; }
.add-relation { color: var(--muted); }
select {
  font: inherit;
  font-size: 13.5px;
  padding: 5px 8px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--ink);
}
button.mini { padding: 3px 8px; font-size: 12.5px; }
.check { display: inline-flex; align-items: center; gap: 6px; font-size: 13.5px; color: var(--muted); }

.badge {
  display: inline-block;
  font-size: 10.5px;
  letter-spacing: 0.4px;
  text-transform: uppercase;
  padding: 1px 6px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--muted);
  vertical-align: middle;
}
.badge.from-human, .value .badge { border-color: var(--focus); color: var(--warn); }

.span.from-human { outline: 1.5px dashed var(--focus); outline-offset: 1px; }
.span.edited { text-decoration: underline dotted var(--muted); text-underline-offset: 4px; }
.span.rejected {
  background: transparent;
  box-shadow: none;
  color: var(--muted);
  text-decoration: line-through;
  opacity: 0.75;
}
.value.from-human { border-style: dashed; border-color: var(--focus); }
.value.edited { border-style: dotted; }

.relations li { display: flex; align-items: center; gap: 4px; flex-wrap: wrap; }
.relations li .mini { margin-left: auto; }
.relations li.rejected > span { opacity: 0.55; text-decoration: line-through; }
.relations li.from-human { background: color-mix(in srgb, var(--focus) 8%, transparent); }
.relations.compact { max-height: 180px; margin: 6px 0; }

.savebar .save-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.token-note {
  margin: 10px 0 0;
  padding: 8px 12px;
  border-radius: 8px;
  background: var(--warn-bg);
  color: var(--warn);
  font-size: 13px;
  word-break: break-all;
}
.token-note code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }

.notice.demo {
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  color: var(--ink);
}
.relation-preview { font-weight: 600; color: var(--ink); }
.open-review { margin-top: 12px; font-size: 13.5px; }
.open-review summary { cursor: pointer; color: var(--muted); }
.open-review input { font: inherit; font-size: 13.5px; padding: 6px 8px; min-width: 0; flex: 1 1 140px; }
.open-review select { flex: 1 1 220px; min-width: 0; }