/* ============================================================
   Audio-Lighting Sim v2 — grainworks
   ============================================================ */

:root {
  --bg: #1a1a1a;
  --bg-panel: #141414;
  --bg-card: #1e1e1e;
  --border: #2a2a2a;
  --text: #c0c0c0;
  --text-dim: #666;
  --text-bright: #e0e0e0;
  --accent: #00cc66;
  --accent-dim: #00aa55;
  --blue: #44aaff;
  --red: #ff4444;
  --amber: #ffaa22;
  --fixture-color: #ffcc44;
  --speaker-color: #44aaff;
  --radius: 4px;
  --font: -apple-system, 'SF Mono', 'Menlo', 'Monaco', monospace;
  --toolbar-h: 40px;
  --status-h: 28px;
  --sidebar-w: 200px;
  --panel-w: 260px;
}

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

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 11px;
  line-height: 1.4;
  -webkit-font-smoothing: antialiased;
}

/* ============================================================
   Toolbar
   ============================================================ */
.toolbar {
  height: var(--toolbar-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 8px;
  background: var(--bg-panel);
  border-bottom: 1px solid var(--border);
  gap: 4px;
  -webkit-user-select: none;
  user-select: none;
}

.toolbar-left, .toolbar-right {
  display: flex;
  align-items: center;
  gap: 4px;
}

.brand {
  color: var(--accent);
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.separator {
  width: 1px;
  height: 20px;
  background: var(--border);
  margin: 0 4px;
}

.btn {
  height: 26px;
  padding: 0 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-card);
  color: var(--text);
  font-family: var(--font);
  font-size: 10px;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
  -webkit-user-select: none;
  user-select: none;
}

.btn:hover { background: #2a2a2a; border-color: #444; }
.btn:active { background: #333; }

.btn-primary {
  border-color: #333;
  background: #222;
}

.btn-primary.active {
  background: var(--accent);
  color: #000;
  border-color: var(--accent);
  font-weight: 600;
}

.btn-secondary {
  color: var(--text-dim);
}

.btn-accent {
  border-color: var(--accent-dim);
  color: var(--accent);
}

.btn-accent:hover {
  background: var(--accent);
  color: #000;
}

.btn-danger {
  border-color: var(--red);
  color: var(--red);
}

.btn-danger:hover {
  background: var(--red);
  color: #fff;
}

/* ============================================================
   Workspace layout
   ============================================================ */
.workspace {
  display: flex;
  height: calc(100vh - var(--toolbar-h) - var(--status-h));
  overflow: hidden;
}

/* Left sidebar */
.palette {
  width: var(--sidebar-w);
  min-width: var(--sidebar-w);
  overflow-y: auto;
  background: var(--bg-panel);
  border-right: 1px solid var(--border);
  padding: 8px;
}

.palette h3 {
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  margin: 8px 0 4px;
}

.palette h3:first-child { margin-top: 0; }

.palette-card {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 8px;
  margin-bottom: 3px;
  border-left: 3px solid #444;
  border-radius: 2px;
  cursor: pointer;
  transition: background 0.15s;
}

.palette-card:hover { background: #222; }
.palette-card.selected {
  background: #1a2a1a;
  border-left-color: var(--accent) !important;
}

.palette-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.palette-name {
  font-size: 10px;
  color: var(--text-bright);
}

.palette-desc {
  font-size: 9px;
  color: var(--text-dim);
}

/* Center canvas area */
.canvas-area {
  flex: 1;
  position: relative;
  overflow: hidden;
}

.three-container {
  width: 100%;
  height: 100%;
  position: relative;
}

.heatmap-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

/* Right panels */
.panels {
  width: var(--panel-w);
  min-width: var(--panel-w);
  overflow-y: auto;
  background: var(--bg-panel);
  border-left: 1px solid var(--border);
  padding: 8px;
}

.panel {
  margin-bottom: 12px;
}

.panel h3 {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-bright);
  margin-bottom: 6px;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--border);
}

.panel p {
  font-size: 10px;
  margin: 2px 0;
  color: var(--text-dim);
}

.panel label {
  display: block;
  font-size: 10px;
  margin: 6px 0;
  color: var(--text-dim);
}

.panel input[type="text"],
.panel input[type="number"] {
  width: 80px;
  padding: 2px 4px;
  background: #111;
  border: 1px solid var(--border);
  border-radius: 2px;
  color: var(--text);
  font-family: var(--font);
  font-size: 10px;
  margin-left: 4px;
}

.panel input[type="range"] {
  width: 100%;
  margin: 4px 0;
  accent-color: var(--accent);
}

/* ============================================================
   Sliders
   ============================================================ */
.slider-label {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 9px;
  color: var(--text-dim);
}

.slider-label input {
  flex: 1;
  accent-color: var(--accent);
}

.slider-label span {
  min-width: 24px;
  text-align: right;
  color: var(--text-bright);
  font-variant-numeric: tabular-nums;
}

/* ============================================================
   BOM report
   ============================================================ */
.bom-report { font-size: 10px; }

.bom-report h3 {
  font-size: 12px;
  color: var(--accent);
  text-transform: none;
  letter-spacing: 0;
  border: none;
  margin-bottom: 2px;
}

.bom-project {
  color: var(--text-dim);
  margin-bottom: 4px;
}

.bom-summary {
  color: var(--text-dim);
  margin-bottom: 8px;
}

.bom-zone {
  margin: 8px 0;
  padding: 6px;
  border: 1px solid var(--border);
  border-radius: 2px;
}

.bom-zone h4 {
  font-size: 10px;
  color: var(--text-bright);
  margin-bottom: 2px;
}

.bom-meta {
  font-size: 9px;
  color: var(--text-dim);
  margin-bottom: 4px;
}

.bom-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 9px;
  margin: 4px 0;
}

.bom-table th {
  text-align: left;
  color: var(--text-dim);
  padding: 2px 4px;
  border-bottom: 1px solid var(--border);
  font-weight: 400;
}

.bom-table td {
  padding: 2px 4px;
  border-bottom: 1px solid #1a1a1a;
}

/* ============================================================
   Status bar
   ============================================================ */
.status-bar {
  height: var(--status-h);
  display: flex;
  align-items: center;
  padding: 0 12px;
  background: #0d0d0d;
  border-top: 1px solid var(--border);
  font-size: 10px;
  color: var(--text-dim);
}

/* ============================================================
   Responsive — iPad CEDIA fallback
   ============================================================ */
@media (max-width: 800px) {
  .palette { width: 140px; min-width: 140px; }
  .panels { width: 200px; min-width: 200px; }
  .toolbar { flex-wrap: wrap; height: auto; padding: 4px 8px; gap: 2px; }
  .workspace { height: calc(100vh - 80px - var(--status-h)); }
  .brand { font-size: 10px; }
}

@media (max-width: 600px) {
  .palette { display: none; }
  .panels { width: 100%; position: absolute; right: 0; top: 0; bottom: 0; background: rgba(20,20,20,0.95); z-index: 10; }
}