:root {
  color-scheme: dark;
  --bg: #15161a;
  --panel: #1f2127;
  --line: #34373f;
  --text: #d8dae0;
  --muted: #8b8f99;
  --accent: #f0a020;
  background: var(--bg);
  color: var(--text);
  font: 13px system-ui, sans-serif;
}

body {
  margin: 0;
}

header {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 8px 12px;
  border-bottom: 1px solid var(--line);
  flex-wrap: wrap;
}

h1 {
  font-size: 15px;
  margin: 0;
  color: var(--accent);
}

h2 {
  font-size: 15px;
  margin: 0 0 8px;
}

.file,
.row {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

main {
  display: flex;
  gap: 12px;
  padding: 12px;
  align-items: flex-start;
}

.view {
  flex: none;
}

#field {
  display: block;
  background: #000;
  border: 1px solid var(--line);
  cursor: crosshair;
  /* Fits the window's height; the canvas keeps its own resolution. */
  height: min(775px, calc(100vh - 110px));
  aspect-ratio: 700 / 775;
}

.statusbar {
  display: flex;
  gap: 16px;
  color: var(--muted);
  padding-top: 4px;
  font-variant-numeric: tabular-nums;
}

.hint {
  margin-left: auto;
}

aside {
  flex: 1;
  min-width: 300px;
  max-width: 440px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

fieldset {
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: 6px;
  margin: 0;
  padding: 8px 10px 10px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

legend {
  color: var(--muted);
  padding: 0 4px;
}

label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px 10px;
}

.grid label {
  justify-content: space-between;
}

.grid input,
.grid select {
  width: 110px;
}

.check {
  gap: 6px;
}

input,
select,
button,
textarea {
  font: inherit;
  color: var(--text);
  background: #2a2d34;
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 3px 6px;
}

button {
  cursor: pointer;
}

button:hover {
  border-color: var(--muted);
}

button.primary {
  background: var(--accent);
  color: #111;
  border-color: var(--accent);
}

#actions {
  margin: 0;
  padding-left: 22px;
}

#actions li {
  padding: 3px 4px;
  border-radius: 4px;
  cursor: pointer;
}

#actions li:hover,
#actions li.selected {
  background: #2f333b;
}

#action-raw {
  width: 100%;
  font-family: ui-monospace, monospace;
}

#action-editor {
  display: flex;
  flex-direction: column;
  gap: 6px;
  border-top: 1px solid var(--line);
  padding-top: 6px;
}

#action-editor[hidden],
[hidden] {
  display: none !important;
}

#message {
  min-height: 1.2em;
  color: var(--accent);
  margin: 0;
}

dialog {
  background: var(--panel);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 8px;
}

dialog::backdrop {
  background: rgb(0 0 0 / 0.6);
}

textarea {
  width: 100%;
  font-family: ui-monospace, monospace;
}

.note {
  color: var(--muted);
}