:root {
  color-scheme: dark;
  --bg: #10161c;
  --panel: #1a232b;
  --panel-2: #24303a;
  --line: #33424e;
  --text: #e4ebf0;
  --muted: #9aaab6;
  --accent: #4fb3d9;
  --accent-ink: #06202b;
  --good: #6fcf97;
  --warn: #e6b450;
  --bad: #ef7d7d;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.45 system-ui, sans-serif;
}

a { color: var(--accent); }

header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 20px;
  padding: 10px 16px;
  background: var(--panel);
  border-bottom: 1px solid var(--line);
}

.brand { color: var(--text); font-weight: 700; text-decoration: none; }

nav { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; flex: 1; }
nav .spacer { flex: 1; }

main { padding: 16px; max-width: 1400px; margin: 0 auto; }

button, select, input[type=text], input[type=search] {
  font: inherit;
  color: var(--text);
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 6px 10px;
  min-height: 34px;
}

button { cursor: pointer; }
button:hover:not(:disabled) { border-color: var(--accent); }
button:disabled { opacity: .5; cursor: default; }
button.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); font-weight: 600; }
button.active { border-color: var(--accent); box-shadow: inset 0 0 0 1px var(--accent); }
button.danger { color: var(--bad); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }

.muted { color: var(--muted); }
.error { color: var(--bad); }
.row { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }

.login { max-width: 460px; margin: 12vh auto; text-align: center; }

.filters { margin-bottom: 14px; }
.filters input[type=search] { flex: 1 1 200px; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 10px;
}

.card {
  display: block;
  padding: 10px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: inherit;
  text-decoration: none;
  min-width: 0;
}
.card:hover { border-color: var(--accent); }
.card .name { font-weight: 600; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; margin-top: 6px; }

.thumb {
  height: 64px;
  width: 64px;
  margin: 0 auto;
  background-repeat: no-repeat;
  background-position: 0 0;
  image-rendering: pixelated;
}

.badge { font-size: 12px; color: var(--muted); }
.badge.approved { color: var(--good); }
.badge.pending, .badge.claimed { color: var(--warn); }
.badge.stale, .badge.rejected { color: var(--bad); }

.editor { display: grid; grid-template-columns: 250px minmax(0, 1fr); gap: 16px; align-items: start; }
.tools { background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 12px; display: grid; gap: 12px; }
.tools h3 { margin: 0 0 4px; font-size: 13px; color: var(--muted); font-weight: 600; }
.slider { display: grid; gap: 2px; font-size: 13px; }
.slider input[type=range] { width: 100%; accent-color: var(--accent); }
.tools label.check { display: flex; align-items: center; gap: 6px; font-size: 13px; }
.toolgrid { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }

.canvases { display: flex; flex-wrap: wrap; gap: 16px; align-items: flex-start; }
.canvases figure { margin: 0; }
.canvases figcaption { font-size: 13px; color: var(--muted); padding-bottom: 4px; }

canvas {
  display: block;
  image-rendering: pixelated;
  background: repeating-conic-gradient(#39454f 0 25%, #2c3740 0 50%) 0 0 / 16px 16px;
  border: 1px solid var(--line);
  max-width: 100%;
}
canvas.paint { touch-action: none; cursor: crosshair; }

.review-item {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  margin-bottom: 12px;
}
.review-item h3 { margin: 0; }
.review-item input[type=text] { flex: 1 1 200px; }

.pane { display: grid; gap: 12px; }
.pane[hidden] { display: none; }
.level-list { display: grid; gap: 3px; max-height: 300px; overflow-y: auto; }
.level { display: grid; grid-template-columns: 14px 34px 1fr; gap: 8px; align-items: center; text-align: left; min-height: 0; padding: 3px 8px; font-size: 13px; }
.swatch { display: block; width: 14px; height: 14px; border-radius: 3px; }
.move-to { display: grid; grid-template-columns: 72px 1fr; gap: 6px; }
.move-to input { font: inherit; color: var(--text); background: var(--panel-2); border: 1px solid var(--line); border-radius: 6px; padding: 6px; min-width: 0; }
.water-row { display: grid; grid-template-columns: 34px 1fr 34px; gap: 8px; align-items: end; margin-top: 12px; }
.side-by-side { display: flex; flex-wrap: wrap; gap: 12px; align-items: flex-start; }
.reference { max-width: 300px; }
.reference .legend { margin-top: 8px; }
.note { font-size: 13px; margin: 6px 0 0; min-height: 2.9em; }
.marks { display: grid; gap: 4px; }
.mark { display: grid; grid-template-columns: 62px 1fr; gap: 8px; text-align: left; font-size: 13px; min-height: 0; padding: 4px 8px; }
.legend { display: block; height: 10px; border-radius: 3px; background: linear-gradient(90deg, #1f6feb, #2bd4a7, #f2d24b, #ef5f5f); }
.legend-labels { display: flex; justify-content: space-between; font-size: 12px; color: var(--muted); }

.toast { position: fixed; bottom: 16px; left: 16px; right: 16px; max-width: 480px; margin: auto; padding: 10px 14px; background: var(--panel-2); border: 1px solid var(--line); border-radius: 8px; z-index: 10; }

@media (max-width: 760px) {
  .editor { grid-template-columns: minmax(0, 1fr); }
}