:root {
  --bg: #0a0a0a;
  --panel: #161616;
  --border: #2a2a2a;
  --text: #eee;
  --dim: #888;
  --accent: #4ade80;
}
* { box-sizing: border-box; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Helvetica Neue", sans-serif;
  margin: 0;
  padding: 16px;
  min-height: 100vh;
}
header { margin-bottom: 14px; }
h1 {
  font-size: 1.3em;
  margin: 0 0 4px;
  color: var(--accent);
  font-weight: 600;
}
.subtitle { font-size: 0.78em; color: var(--dim); }
.stats {
  display: flex;
  gap: 18px;
  font-size: 0.8em;
  color: #aaa;
  margin-top: 10px;
  flex-wrap: wrap;
  font-family: "SF Mono", Menlo, monospace;
}
.stats span b { color: #fff; font-weight: 600; }
main {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.row-top {
  display: grid;
  grid-template-columns: 280px auto 300px;
  gap: 16px;
  align-items: start;
}
.col-controls, .col-creatures, .col-soup {
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-width: 0;
}
#soup {
  background: #000;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  width: 100%;
  height: auto;
  border: 1px solid var(--border);
  border-radius: 4px;
  display: block;
}
aside { display: flex; flex-direction: column; gap: 12px; }
.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 12px;
}
.panel h3 {
  margin: 0 0 10px;
  font-size: 0.85em;
  color: #ddd;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.control-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
  gap: 8px;
}
.control-row label {
  font-size: 0.78em;
  color: #bbb;
  flex: 0 0 auto;
}
.control-row input[type="range"] {
  flex: 1;
  min-width: 0;
}
.control-row .val {
  font-size: 0.72em;
  color: var(--accent);
  font-family: "SF Mono", Menlo, monospace;
  min-width: 56px;
  text-align: right;
}
.button-row { display: flex; gap: 6px; margin-top: 4px; }
button {
  background: #2a2a2a;
  color: #eee;
  border: 1px solid #444;
  padding: 6px 10px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.78em;
  flex: 1;
  transition: background 0.1s;
}
button:hover { background: #3a3a3a; }
button.primary { background: #1f6f3f; border-color: #2a8a4f; }
button.primary:hover { background: #2a8a4f; }
button.danger { background: #6f1f1f; border-color: #8a2a2a; }
button.danger:hover { background: #8a2a2a; }
.creature-list {
  max-height: 320px;
  overflow-y: auto;
  font-size: 0.72em;
  font-family: "SF Mono", Menlo, monospace;
}
.creature-row {
  padding: 3px 4px;
  border-bottom: 1px solid #222;
  display: flex;
  justify-content: space-between;
  gap: 4px;
  cursor: pointer;
}
.creature-row .cid { color: var(--accent); }
.creature-row .meta { color: var(--dim); }
.creature-row:hover { background: #1f1f1f; }
.creature-row.selected { background: #2a3a2a; }
.creature-row .tag {
  font-size: 0.95em;
  font-weight: 600;
  min-width: 32px;
}
.list-header {
  font-size: 0.7em;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 6px 4px 2px;
  border-top: 1px solid #222;
  margin-top: 4px;
}
.list-header:first-child { border-top: none; margin-top: 0; padding-top: 2px; }
.lineage {
  margin-top: 8px;
  padding-top: 6px;
  border-top: 1px dashed #333;
}
.lineage-title {
  font-size: 0.7em;
  color: var(--dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}
.lineage-row {
  display: flex;
  gap: 6px;
  font-size: 0.7em;
  font-family: "SF Mono", Menlo, monospace;
  padding: 2px 4px;
  cursor: pointer;
  border-radius: 3px;
}
.lineage-row:hover { background: #1f2a1f; }
#custom-genome {
  width: 100%;
  height: 80px;
  background: #0a0a0a;
  color: #ddd;
  border: 1px solid #333;
  border-radius: 4px;
  padding: 6px;
  font-family: "SF Mono", Menlo, monospace;
  font-size: 0.68em;
  margin-top: 4px;
  resize: vertical;
  line-height: 1.4;
}
#inject-status {
  margin-top: 6px;
  font-size: 0.72em;
  min-height: 1em;
}
#inject-status.ok { color: var(--accent); }
#inject-status.err { color: #f87171; }
.comparison-panel {
  padding: 12px;
}
.comparison-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
  gap: 8px;
}
.comparison-header h3 {
  font-size: 0.85em;
  color: #ddd;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.comparison-header button {
  padding: 4px 8px;
  font-size: 0.72em;
  flex: 0 0 auto;
}
#comparison-content {
  display: flex;
  overflow-x: auto;
  font-family: "SF Mono", Menlo, monospace;
  font-size: 0.7em;
  background: #0a0a0a;
  border-radius: 4px;
  border: 1px solid #222;
  max-height: 480px;
  overflow-y: auto;
}
.compare-col {
  padding: 6px 8px;
  border-right: 1px solid #1f1f1f;
  min-width: 140px;
  flex: 0 0 auto;
}
.compare-col-header {
  font-size: 0.95em;
  padding-bottom: 4px;
  border-bottom: 1px solid #333;
  margin-bottom: 4px;
  display: flex;
  gap: 4px;
  align-items: center;
  flex-wrap: wrap;
  cursor: pointer;
}
.compare-col-header:hover { color: var(--accent); }
.compare-byte {
  padding: 0 4px;
  white-space: nowrap;
  border-radius: 2px;
  display: block;
}
.compare-byte.diff { background: rgba(239, 68, 68, 0.18); color: #fca5a5; }
.compare-byte.same { color: #888; }
.compare-byte.missing { color: #333; }
.compare-byte.sub { background: rgba(234, 179, 8, 0.18); color: #fde047; }
.compare-byte.del { background: rgba(239, 68, 68, 0.22); color: #fca5a5; }
.compare-byte.ins { background: rgba(34, 197, 94, 0.22); color: #86efac; }
.compare-byte.empty { color: #2a2a2a; background: #0d0d0d; }
.compare-grid { display: flex; overflow-x: auto; }
.diff-stats {
  padding: 6px 10px;
  border-bottom: 1px solid #222;
  background: #111;
  font-size: 0.72em;
  font-family: "SF Mono", Menlo, monospace;
  display: flex;
  gap: 14px;
  position: sticky;
  top: 0;
  z-index: 1;
}
.diff-stats .ds-same { color: #888; }
.diff-stats .ds-sub { color: #fde047; }
.diff-stats .ds-del { color: #fca5a5; }
.diff-stats .ds-ins { color: #86efac; }
.hall-list {
  max-height: 280px;
  overflow-y: auto;
  font-size: 0.72em;
  font-family: "SF Mono", Menlo, monospace;
}
.hall-row {
  display: flex;
  gap: 6px;
  padding: 3px 4px;
  border-bottom: 1px solid #222;
  align-items: center;
}
.hall-row .meta { color: var(--dim); }
.hall-actions { margin-left: auto; display: flex; gap: 2px; }
.hall-actions button {
  padding: 2px 5px;
  font-size: 0.85em;
  flex: 0 0 auto;
  min-width: 0;
}
.lineage-row.compared {
  background: rgba(34, 197, 94, 0.15);
  border-left: 2px solid var(--accent);
  padding-left: 2px;
}
.inspect-info {
  font-family: "SF Mono", Menlo, monospace;
  font-size: 0.72em;
  color: #ccc;
  line-height: 1.5;
}
.inspect-info .k { color: var(--dim); }
.inspect-info .v { color: #fff; }
#inspect-genome {
  width: 100%;
  height: 140px;
  background: #0a0a0a;
  color: #ddd;
  border: 1px solid #333;
  border-radius: 4px;
  padding: 6px;
  font-family: "SF Mono", Menlo, monospace;
  font-size: 0.68em;
  margin-top: 6px;
  resize: vertical;
  line-height: 1.4;
}
.legend {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px 8px;
  font-size: 0.7em;
}
.legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
  color: #bbb;
}
.legend-swatch {
  width: 10px;
  height: 10px;
  border-radius: 2px;
  flex: 0 0 auto;
}
#lang-switch {
  margin-left: 12px;
  font-size: 0.45em;
  vertical-align: middle;
  background: #1a1a1a;
  color: #ddd;
  border: 1px solid #333;
  padding: 2px 4px;
  border-radius: 3px;
}
footer {
  margin-top: 20px;
  font-size: 0.72em;
  color: #555;
  text-align: center;
  line-height: 1.5;
}
footer a { color: #777; text-decoration: none; }
.help {
  font-size: 0.72em;
  color: #999;
  line-height: 1.45;
}
.help p { margin: 4px 0; }
details summary {
  cursor: pointer;
  color: var(--accent);
  font-size: 0.78em;
  margin-bottom: 6px;
}
@media (max-width: 1280px) {
  .row-top { grid-template-columns: 280px auto; }
  .col-creatures { grid-column: 1 / -1; }
}
@media (max-width: 900px) {
  .row-top { grid-template-columns: 1fr; }
  .col-controls, .col-creatures { grid-column: auto; }
}