:root {
  --bg: #0f1115;
  --panel: #171a21;
  --line: #262b36;
  --text: #e6e8ee;
  --muted: #8a92a6;
  --accent: #d97757;
  --ok: #3cdc5a;
  --bad: #ff5a5a;
  --radius: 10px;
  color-scheme: dark;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif;
}
a { color: var(--accent); }
header {
  display: flex; align-items: center; gap: 16px;
  padding: 12px 20px; border-bottom: 1px solid var(--line);
}
header h1 { font-size: 17px; margin: 0; flex: 1; }
header h1 span { color: var(--accent); }
main { max-width: 1100px; margin: 0 auto; padding: 20px 16px; }
.panel {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 16px 18px; margin-bottom: 16px;
}
.panel h2 { font-size: 14px; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); margin: 0 0 12px; }
label { display: block; margin: 10px 0 4px; color: var(--muted); font-size: 13px; }
input[type=text], input[type=password], input[type=url], input[type=email], input[type=number], select {
  width: 100%; padding: 8px 10px; border-radius: 7px;
  border: 1px solid var(--line); background: #0c0e12; color: var(--text); font: inherit;
}
input[type=range] { width: 100%; }
button {
  font: inherit; padding: 7px 14px; border-radius: 7px; cursor: pointer;
  border: 1px solid var(--line); background: #222734; color: var(--text);
}
button:hover { border-color: var(--muted); }
button.primary { background: var(--accent); border-color: var(--accent); color: #1a0f0a; font-weight: 600; }
button:disabled { opacity: .5; cursor: default; }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.muted { color: var(--muted); font-size: 13px; }
.ok { color: var(--ok); }
.bad { color: var(--bad); }
.error { color: var(--bad); min-height: 1.5em; margin-top: 8px; }
code, pre { font: 12.5px/1.5 ui-monospace, "Cascadia Code", Consolas, monospace; }
pre { background: #0c0e12; border: 1px solid var(--line); border-radius: 7px; padding: 10px; overflow-x: auto; white-space: pre-wrap; word-break: break-all; }
table { width: 100%; border-collapse: collapse; }
td, th { text-align: left; padding: 6px 4px; border-bottom: 1px solid var(--line); }
th { color: var(--muted); font-weight: 500; font-size: 13px; }

.auth { max-width: 360px; margin: 12vh auto; }
.auth h1 { font-size: 22px; margin: 0 0 16px; }
.auth button { width: 100%; margin-top: 16px; }

.pixels { image-rendering: pixelated; image-rendering: crisp-edges; background: #000; border-radius: 6px; display: block; }
.layout { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 16px; }
@media (max-width: 820px) { .layout { grid-template-columns: 1fr; } }
#board { width: 100%; max-width: 560px; aspect-ratio: 1; touch-action: none; cursor: crosshair; }
.swatches { display: grid; grid-template-columns: repeat(8, 1fr); gap: 6px; margin: 12px 0; max-width: 560px; }
.swatch { aspect-ratio: 1; border-radius: 6px; border: 2px solid transparent; padding: 0; }
.swatch.active { border-color: #fff; }
.tools button.active { border-color: var(--accent); color: var(--accent); }
.pagegrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 4px 12px; }
.pagegrid label { display: flex; gap: 8px; align-items: center; color: var(--text); margin: 4px 0; }
.users li { margin: 2px 0; }