:root {
  color-scheme: dark;
  --bg: #151412;
  --panel: #24221d;
  --panel-2: #302d26;
  --text: #f2eee4;
  --muted: #b9b0a1;
  --line: #484235;
  --accent: #4cc9a6;
  --accent-2: #f2b84b;
  --danger: #df735d;
  --shadow: rgba(0, 0, 0, 0.28);
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
}

button,
input,
select {
  font: inherit;
}

button,
select,
input {
  border: 1px solid var(--line);
  background: #1d1b17;
  color: var(--text);
}

button {
  min-height: 34px;
  padding: 0 10px;
  border-radius: 6px;
  cursor: pointer;
}

button:hover,
select:hover,
input:hover {
  border-color: var(--accent);
}

button:disabled,
input:disabled,
select:disabled {
  cursor: not-allowed;
  opacity: 0.52;
}

input,
select {
  width: 100%;
  min-height: 32px;
  border-radius: 4px;
  padding: 4px 7px;
}

input[type="checkbox"],
input[type="color"] {
  width: auto;
}

input[type="color"] {
  width: 38px;
  min-width: 38px;
  padding: 2px;
}

.app-shell {
  min-height: 100%;
  display: grid;
  grid-template-rows: auto 1fr;
}

.topbar {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--line);
  background: #1b1915;
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  font-size: 18px;
  font-weight: 650;
  letter-spacing: 0;
}

h2 {
  font-size: 14px;
  font-weight: 650;
}

.status-line {
  margin-top: 4px;
  color: var(--muted);
  font-size: 13px;
}

.metrics {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
  color: var(--muted);
  font-size: 12px;
}

.metrics span {
  min-width: 74px;
  padding: 5px 8px;
  border: 1px solid var(--line);
  border-radius: 6px;
  text-align: center;
  background: var(--panel);
}

.workspace {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 430px;
  min-height: 0;
}

.canvas-pane {
  position: relative;
  display: grid;
  place-items: center;
  min-width: 0;
  min-height: calc(100vh - 66px);
  padding: 18px;
  overflow: hidden;
}

#patternCanvas {
  display: block;
  width: min(calc(100vw - 484px), calc(100vh - 102px));
  height: min(calc(100vw - 484px), calc(100vh - 102px));
  min-width: 280px;
  min-height: 280px;
  max-width: 100%;
  max-height: calc(100vh - 102px);
  image-rendering: auto;
  background: #080807;
  box-shadow: 0 18px 44px var(--shadow);
  cursor: grab;
  touch-action: none;
}

#patternCanvas.is-panning {
  cursor: grabbing;
}

.notice {
  position: absolute;
  inset: 18px;
  display: grid;
  place-content: center;
  gap: 8px;
  padding: 24px;
  border: 1px solid var(--line);
  background: rgba(21, 20, 18, 0.96);
  text-align: center;
}

.notice[hidden] {
  display: none;
}

.notice p {
  color: var(--muted);
}

.control-panel {
  height: calc(100vh - 66px);
  overflow: auto;
  border-left: 1px solid var(--line);
  background: var(--panel);
  padding: 14px;
}

.control-group {
  padding: 12px;
  border-bottom: 1px solid var(--line);
}

.control-group:first-child {
  padding-top: 0;
}

.button-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.button-grid button:first-child {
  border-color: color-mix(in srgb, var(--accent) 64%, var(--line));
}

.grid-controls {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

label {
  display: grid;
  gap: 5px;
  color: var(--muted);
  font-size: 12px;
}

.check-row {
  grid-template-columns: auto 1fr;
  align-items: center;
  align-content: center;
  color: var(--text);
}

.range-row {
  grid-column: 1 / -1;
}

.range-row span {
  display: flex;
  justify-content: space-between;
  gap: 10px;
}

.range-row output {
  color: var(--text);
}

.scale-editor {
  border-bottom: 0;
}

.scale-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 10px;
}

.table-wrap {
  width: 100%;
  overflow: auto;
}

table {
  width: 100%;
  min-width: 690px;
  border-collapse: collapse;
}

th,
td {
  padding: 5px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: middle;
}

th {
  color: var(--muted);
  font-size: 11px;
  font-weight: 600;
}

td input,
td select,
td button {
  min-height: 30px;
}

td button[data-action="remove-scale"] {
  color: var(--danger);
}

@media (max-width: 980px) {
  .topbar {
    align-items: start;
    flex-direction: column;
  }

  .workspace {
    grid-template-columns: 1fr;
  }

  .canvas-pane {
    min-height: auto;
  }

  #patternCanvas {
    width: min(92vw, 80vh);
    height: min(92vw, 80vh);
  }

  .control-panel {
    height: auto;
    border-left: 0;
    border-top: 1px solid var(--line);
  }
}