/* ══════════════════════════════════════════════════════════════
   KONTRAK INTERACTIVE DRAW ENGINE — Styles
   ══════════════════════════════════════════════════════════════ */

/* ── Canvas Container ── */
#drawEngineWrap {
  display: none;
  flex-direction: column;
  height: 100%;
  min-height: 480px;
  position: relative;
  background: var(--bg-app);
}
#drawEngineWrap.active { display: flex; }

/* ── Toolbar ── */
.draw-toolbar {
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 6px 10px;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-2);
  flex-shrink: 0;
  overflow-x: auto;
}
.draw-toolbar button {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 6px;
  color: var(--text-3);
  font-size: 14px;
  cursor: pointer;
  transition: all 0.12s;
  flex-shrink: 0;
  position: relative;
}
.draw-toolbar button:hover { background: #1a1a1a; color: var(--text-2); border-color: var(--border-3); }
.draw-toolbar button.active { background: #10b981; color: var(--text-on-accent); border-color: #10b981; }
.draw-toolbar button.active:hover { background: #059669; }
.draw-toolbar button[disabled] { opacity: 0.3; cursor: not-allowed; }
.draw-toolbar .draw-sep {
  width: 1px;
  height: 22px;
  background: #333;
  margin: 0 4px;
  flex-shrink: 0;
}
.draw-toolbar button .shortcut-hint {
  position: absolute;
  bottom: -1px;
  right: 1px;
  font-size: 7px;
  color: var(--text-disabled);
  font-weight: 700;
}
.draw-toolbar button.active .shortcut-hint { color: #065f46; }

/* ── Canvas Area ── */
.draw-canvas-area {
  flex: 1;
  position: relative;
  overflow: hidden;
  background: var(--bg-2);
}
#drawCanvas {
  display: block;
  background: var(--bg-2);
  cursor: crosshair;
}
.draw-canvas-area.tool-select #drawCanvas { cursor: default; }
.draw-canvas-area.tool-wall #drawCanvas,
.draw-canvas-area.tool-room #drawCanvas,
.draw-canvas-area.tool-deck #drawCanvas,
.draw-canvas-area.tool-fence #drawCanvas { cursor: crosshair; }
.draw-canvas-area.tool-door #drawCanvas,
.draw-canvas-area.tool-window #drawCanvas { cursor: cell; }
.draw-canvas-area.tool-measure #drawCanvas { cursor: crosshair; }
.draw-canvas-area.tool-section #drawCanvas { cursor: crosshair; }
.draw-canvas-area.panning #drawCanvas { cursor: grab; }

/* ── Zoom Indicator ── */
.draw-zoom-indicator {
  position: absolute;
  bottom: 10px;
  left: 10px;
  background: var(--bg-overlay);
  border: 1px solid var(--border-3);
  border-radius: 6px;
  padding: 4px 10px;
  font-size: 0.65rem;
  color: var(--text-3);
  font-weight: 700;
  pointer-events: none;
  z-index: 5;
}

/* ── Snap Indicator ── */
.draw-snap-badge {
  position: absolute;
  top: 10px;
  left: 10px;
  background: rgba(16,185,129,0.15);
  border: 1px solid #10b981;
  border-radius: 4px;
  padding: 2px 8px;
  font-size: 0.6rem;
  color: #10b981;
  font-weight: 700;
  pointer-events: none;
  z-index: 5;
  transition: opacity 0.2s;
}
.draw-snap-badge.off { background: rgba(255,255,255,0.05); border-color: var(--border-strong); color: var(--text-disabled); }

/* ── Properties Panel ── */
.draw-props-panel {
  display: none;
  position: absolute;
  top: 0;
  right: 0;
  width: 280px;
  height: 100%;
  background: var(--bg-card);
  border-left: 1px solid var(--border-2);
  z-index: 10;
  overflow-y: auto;
  flex-direction: column;
}
.draw-props-panel.open { display: flex; }
.draw-props-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border-2);
  flex-shrink: 0;
}
.draw-props-header h3 {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-1);
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.draw-props-close {
  background: none;
  border: none;
  color: var(--text-4);
  font-size: 16px;
  cursor: pointer;
  padding: 2px;
}
.draw-props-close:hover { color: var(--text-1); }
.draw-props-body {
  padding: 14px;
  flex: 1;
  overflow-y: auto;
}
.draw-props-body .dp-field { margin-bottom: 10px; }
.draw-props-body .dp-field label {
  display: block;
  font-size: 0.6rem;
  font-weight: 700;
  color: var(--text-4);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 3px;
}
.draw-props-body .dp-field input,
.draw-props-body .dp-field select {
  width: 100%;
  background: var(--bg-app);
  border: 1px solid var(--border-3);
  color: var(--text-1);
  padding: 6px 8px;
  border-radius: 5px;
  font-size: 0.8rem;
  outline: none;
  box-sizing: border-box;
}
.draw-props-body .dp-field input:focus,
.draw-props-body .dp-field select:focus { border-color: #6366f1; }
.draw-props-body .dp-toggle-row {
  display: flex;
  gap: 4px;
  margin-bottom: 10px;
}
.draw-props-body .dp-toggle-btn {
  flex: 1;
  padding: 5px 6px;
  background: var(--bg-2);
  border: 1px solid var(--border-3);
  border-radius: 5px;
  color: var(--text-3);
  font-size: 0.7rem;
  font-weight: 700;
  cursor: pointer;
  text-align: center;
  transition: all 0.12s;
}
.draw-props-body .dp-toggle-btn:hover { color: var(--text-2); border-color: #555; }
.draw-props-body .dp-toggle-btn.active { background: #6366f1; color: var(--text-1); border-color: #6366f1; }
.draw-props-body .dp-section-title {
  font-size: 0.6rem;
  font-weight: 700;
  color: var(--text-disabled);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 14px 0 6px;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--border-2);
}

/* ── Room Name Prompt ── */
.draw-room-prompt {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: var(--bg-card);
  border: 1px solid var(--border-3);
  border-radius: 10px;
  padding: 20px;
  z-index: 20;
  min-width: 260px;
  display: none;
}
.draw-room-prompt.open { display: block; }
.draw-room-prompt h4 { margin: 0 0 10px; font-size: 0.85rem; }
.draw-room-prompt input {
  width: 100%;
  background: var(--bg-app);
  border: 1px solid var(--border-3);
  color: var(--text-1);
  padding: 8px 10px;
  border-radius: 6px;
  font-size: 0.85rem;
  outline: none;
  margin-bottom: 10px;
  box-sizing: border-box;
}
.draw-room-prompt input:focus { border-color: #6366f1; }
.draw-room-prompt .prompt-actions {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
}
.draw-room-prompt button {
  padding: 6px 14px;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 700;
  cursor: pointer;
  border: 1px solid var(--border-3);
  background: var(--bg-2);
  color: var(--text-1);
}
.draw-room-prompt button.primary { background: #6366f1; border-color: #6366f1; }

/* ── Flooring / Paint Panel ── */
.draw-material-panel {
  display: none;
  position: absolute;
  top: 0;
  right: 0;
  width: 320px;
  height: 100%;
  background: var(--bg-card);
  border-left: 1px solid var(--border-2);
  z-index: 15;
  overflow-y: auto;
  flex-direction: column;
}
.draw-material-panel.open { display: flex; }
.draw-material-panel .dm-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border-2);
}
.draw-material-panel .dm-header h3 { font-size: 0.75rem; font-weight: 700; margin: 0; }
.draw-material-panel .dm-body { padding: 14px; flex: 1; overflow-y: auto; }
.draw-material-panel .dm-body .dp-field { margin-bottom: 10px; }
.draw-material-panel .dm-body .dp-field label {
  display: block; font-size: 0.6rem; font-weight: 700; color: var(--text-4);
  text-transform: uppercase; letter-spacing: 0.04em; margin-bottom: 3px;
}
.draw-material-panel .dm-body .dp-field select,
.draw-material-panel .dm-body .dp-field input {
  width: 100%; background: var(--bg-app); border: 1px solid var(--border-3); color: var(--text-1);
  padding: 6px 8px; border-radius: 5px; font-size: 0.8rem; outline: none; box-sizing: border-box;
}

/* ── Color Palette ── */
.draw-color-grid {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 4px;
  margin-bottom: 10px;
}
.draw-color-swatch {
  width: 100%;
  aspect-ratio: 1;
  border-radius: 4px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: border-color 0.1s;
}
.draw-color-swatch:hover { border-color: var(--border-focus); }
.draw-color-swatch.active { border-color: #10b981; box-shadow: 0 0 0 1px #10b981; }

/* ── Section View ── */
.draw-section-view {
  display: none;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--bg-2);
  z-index: 12;
  flex-direction: column;
}
.draw-section-view.open { display: flex; }
.draw-section-toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-2);
}
.draw-section-toolbar button {
  padding: 5px 12px;
  background: var(--bg-2);
  border: 1px solid var(--border-3);
  color: var(--text-2);
  border-radius: 5px;
  font-size: 0.75rem;
  cursor: pointer;
}
.draw-section-toolbar button:hover { border-color: #555; }
.draw-section-canvas { flex: 1; }

/* ── Push to Estimate Bar ── */
.draw-push-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  background: var(--bg-card);
  border-top: 1px solid var(--border-2);
  flex-shrink: 0;
}
.draw-push-bar .push-summary {
  flex: 1;
  font-size: 0.75rem;
  color: var(--text-3);
}
.draw-push-bar .push-summary strong { color: var(--text-1); }
.draw-push-bar button {
  padding: 7px 18px;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 700;
  cursor: pointer;
  border: none;
}
.draw-push-bar .push-calc-btn {
  background: #10b981;
  color: var(--text-on-accent);
}
.draw-push-bar .push-calc-btn:hover { background: #059669; }
.draw-push-bar .push-mode-btn {
  background: var(--bg-2);
  border: 1px solid var(--border-3);
  color: var(--text-3);
}
.draw-push-bar .push-mode-btn.active { color: var(--text-1); border-color: #6366f1; }

/* ── Measure Tooltip ── */
.draw-measure-tip {
  position: absolute;
  background: rgba(0,0,0,0.85);
  border: 1px solid #10b981;
  border-radius: 4px;
  padding: 3px 8px;
  font-size: 0.7rem;
  color: #10b981;
  font-weight: 700;
  pointer-events: none;
  z-index: 8;
  white-space: nowrap;
}

/* ── Touch helpers ── */
@media (pointer: coarse) {
  .draw-toolbar button { width: 42px; height: 42px; font-size: 16px; }
  .draw-props-panel { width: 260px; }
}