/* CadLad Studio – minimal dark theme */

* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --bg: #1e1e2e;
  --bg-surface: #252536;
  --bg-elevated: #2d2d44;
  --text: #cdd6f4;
  --text-muted: #6c7086;
  --accent: #89b4fa;
  --accent-hover: #74c7ec;
  --border: #313244;
  --success: #a6e3a1;
  --error: #f38ba8;
}

html, body, #app {
  width: 100%;
  height: 100%;
  overflow: hidden;
  font-family: "JetBrains Mono", "Fira Code", "Cascadia Code", monospace;
  font-size: 13px;
  background: var(--bg);
  color: var(--text);
}

/* ── Toolbar ─────────────────────────────────────── */

#toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 40px;
  padding: 0 12px;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
}

#toolbar h1 {
  font-size: 15px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 1px;
}

#toolbar-actions {
  display: flex;
  gap: 6px;
}

#toolbar button {
  padding: 4px 12px;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--bg-elevated);
  color: var(--text);
  font-family: inherit;
  font-size: 12px;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}

#toolbar button:hover {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
}

/* ── Workspace ───────────────────────────────────── */

#workspace {
  display: grid;
  grid-template-columns: 1fr 200px 1fr;
  grid-template-rows: 1fr;
  height: calc(100% - 40px);
}

#editor-pane {
  overflow: hidden;
  border-right: 1px solid var(--border);
}

#param-panel {
  background: var(--bg-surface);
  border-right: 1px solid var(--border);
  padding: 12px;
  overflow-y: auto;
}

#param-panel h2 {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.param-group {
  margin-bottom: 14px;
}

.param-group label {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  margin-bottom: 4px;
}

.param-group label span.val {
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}

.param-group input[type="range"] {
  width: 100%;
  accent-color: var(--accent);
}

#viewport {
  position: relative;
  overflow: hidden;
  background: #181825;
}

#viewport canvas {
  width: 100% !important;
  height: 100% !important;
}

/* ── Status / errors ─────────────────────────────── */

#error-bar {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 6px 12px;
  background: var(--error);
  color: var(--bg);
  font-size: 12px;
  display: none;
}

#error-bar.visible {
  display: block;
}