/**
 * LightDraw UI — production theme (no external CSS required).
 * Supports Chrome 49+, Firefox 31+, Safari 9.1+, Edge 15+.
 * Customize via CSS variables on .lightdraw-html-root or app.setUiTheme().
 */
.lightdraw-html-root {
  box-sizing: border-box;
  font-family: var(--ld-font-family);
  font-size: var(--ld-font-size, 14px);
  line-height: 1.5;
  color: var(--ld-text);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;

  /* ── Brand ── */
  --ld-primary: #2563eb;
  --ld-primary-hover: #1d4ed8;
  --ld-primary-active: #163eb8;
  --ld-primary-subtle: #eff6ff;
  --ld-secondary: #475569;
  --ld-secondary-hover: #334155;
  --ld-danger: #dc2626;
  --ld-danger-subtle: #fef2f2;
  --ld-success: #059669;
  --ld-success-subtle: #ecfdf5;
  --ld-warning: #d97706;
  --ld-warning-subtle: #fffbeb;

  /* ── Surfaces ── */
  --ld-font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --ld-font-size: 14px;
  --ld-font-size-sm: 12px;
  --ld-font-size-lg: 16px;
  --ld-surface: #ffffff;
  --ld-surface-muted: #f8fafc;
  --ld-surface-inset: #f1f5f9;
  --ld-overlay: rgba(15, 23, 42, 0.5);

  /* ── Borders & text ── */
  --ld-border: #e2e8f0;
  --ld-border-strong: #cbd5e1;
  --ld-text: #0f172a;
  --ld-text-secondary: #475569;
  --ld-text-muted: #64748b;
  --ld-text-inverse: #ffffff;
  --ld-placeholder: #94a3b8;

  /* ── Shape ── */
  --ld-radius: 8px;
  --ld-radius-sm: 6px;
  --ld-radius-lg: 12px;

  /* ── Elevation ── */
  --ld-shadow-xs: 0 1px 2px rgba(15, 23, 42, 0.05);
  --ld-shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.08), 0 1px 2px rgba(15, 23, 42, 0.04);
  --ld-shadow-md: 0 4px 12px rgba(15, 23, 42, 0.08);
  --ld-shadow-lg: 0 12px 32px rgba(15, 23, 42, 0.12);
  --ld-ring: 0 0 0 3px rgba(37, 99, 235, 0.2);

  /* ── Controls ── */
  --ld-control-h: 40px;
  --ld-transition: 0.15s ease;

  /* ── Spacing ── */
  --ld-space-xs: 4px;
  --ld-space-sm: 8px;
  --ld-space-md: 16px;
  --ld-space-lg: 24px;
  --ld-space-xl: 32px;

  /* ── Breakpoints (reference values for calc / media queries) ── */
  --ld-bp-sm: 480px;
  --ld-bp-md: 768px;
  --ld-bp-lg: 1024px;

  /* ── Chrome ── */
  --ld-statusbar-bg: #1e293b;
  --ld-statusbar-text: #94a3b8;
  --ld-statusbar-border: #334155;
  --ld-tooltip-bg: #1e293b;

  /* ── Overlay z-index scale ── */
  --ld-z-menu: 100;
  --ld-z-tooltip: 110;
  --ld-z-toast: 120;
  --ld-z-dialog: 200;
}

/* Optional dark token defaults — prefer preset `dark` / `darkViolet` (sets CSS vars via applyUiTheme).
   Manual attribute still works for hosts that set data-ld-theme themselves. */
.lightdraw-html-root[data-ld-theme='dark'] {
  --ld-surface: #1e293b;
  --ld-surface-muted: #0f172a;
  --ld-surface-inset: #334155;
  --ld-border: #334155;
  --ld-border-strong: #475569;
  --ld-text: #f1f5f9;
  --ld-text-secondary: #cbd5e1;
  --ld-text-muted: #94a3b8;
  --ld-text-inverse: #0f172a;
  --ld-placeholder: #64748b;
  --ld-primary-subtle: #1e3a5f;
  --ld-success-subtle: #14532d;
  --ld-warning-subtle: #422006;
  --ld-danger-subtle: #450a0a;
  --ld-overlay: rgba(0, 0, 0, 0.65);
  --ld-shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.2);
  --ld-shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.25);
  --ld-shadow-md: 0 4px 12px rgba(0, 0, 0, 0.3);
  --ld-shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.4);
}

.lightdraw-html-root *,
.lightdraw-html-root *::before,
.lightdraw-html-root *::after {
  box-sizing: border-box;
}

.lightdraw-html-root button,
.lightdraw-html-root input,
.lightdraw-html-root textarea,
.lightdraw-html-root select,
.lightdraw-html-root a {
  -webkit-tap-highlight-color: transparent;
}

/* Shared disabled cursor — components keep their own opacity/color rules */
.lightdraw-html-root :disabled,
.lightdraw-html-root [aria-disabled='true'] {
  cursor: not-allowed;
}

/* Focus ring — :focus fallback for browsers without :focus-visible */
.lightdraw-html-root button:focus,
.lightdraw-html-root input:focus,
.lightdraw-html-root textarea:focus {
  outline: none;
}

@supports selector(:focus-visible) {
  .lightdraw-html-root button:focus:not(:focus-visible),
  .lightdraw-html-root input:focus:not(:focus-visible),
  .lightdraw-html-root textarea:focus:not(:focus-visible) {
    box-shadow: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .lightdraw-html-root *,
  .lightdraw-html-root *::before,
  .lightdraw-html-root *::after {
    -webkit-transition-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    -webkit-animation-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}

/* ═══════════════════════════════════════════
   BUTTONS
   ═══════════════════════════════════════════ */
.lightdraw-btn {
  display: -webkit-inline-box;
  display: -ms-inline-flexbox;
  display: inline-flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  justify-content: center;
  margin: 0;
  padding: 0 16px;
  height: var(--ld-control-h);
  min-height: var(--ld-control-h);
  font-family: inherit;
  font-size: var(--ld-font-size, 14px);
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0.01em;
  white-space: nowrap;
  border: none;
  border-radius: var(--ld-radius);
  cursor: pointer;
  -webkit-user-select: none;
  -moz-user-select: none;
  user-select: none;
  -webkit-transition: background var(--ld-transition), box-shadow var(--ld-transition), border-color var(--ld-transition), -webkit-transform 0.1s ease;
  transition: background var(--ld-transition), box-shadow var(--ld-transition), border-color var(--ld-transition), transform 0.1s ease;
  box-shadow: var(--ld-shadow-sm);
}

.lightdraw-btn > * + * {
  margin-left: 6px;
}

.lightdraw-btn--primary {
  color: var(--ld-text-inverse);
  background: var(--ld-primary);
  background: -webkit-linear-gradient(top, #3b82f6 0%, var(--ld-primary) 100%);
  background: linear-gradient(180deg, #3b82f6 0%, var(--ld-primary) 100%);
}

.lightdraw-btn--primary:hover:not(:disabled) {
  background: var(--ld-primary-hover);
  background: -webkit-linear-gradient(top, #3b82f6 0%, var(--ld-primary-hover) 100%);
  background: linear-gradient(180deg, #3b82f6 0%, var(--ld-primary-hover) 100%);
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.35);
}

.lightdraw-btn--primary:active:not(:disabled) {
  background: var(--ld-primary-active);
  -webkit-transform: translateY(1px);
  transform: translateY(1px);
}

.lightdraw-btn--secondary {
  color: var(--ld-text-inverse);
  background: var(--ld-secondary);
}

.lightdraw-btn--secondary:hover:not(:disabled) {
  background: var(--ld-secondary-hover);
}

.lightdraw-btn--ghost {
  color: var(--ld-text-secondary);
  background: var(--ld-surface);
  border: 1px solid var(--ld-border);
  box-shadow: var(--ld-shadow-xs);
}

.lightdraw-btn--ghost:hover:not(:disabled) {
  background: var(--ld-surface-muted);
  border-color: var(--ld-border-strong);
  color: var(--ld-text);
}

.lightdraw-btn--danger {
  color: var(--ld-text-inverse);
  background: var(--ld-danger);
  background: -webkit-linear-gradient(top, #ef4444 0%, var(--ld-danger) 100%);
  background: linear-gradient(180deg, #ef4444 0%, var(--ld-danger) 100%);
}

.lightdraw-btn--danger:hover:not(:disabled) {
  background: #b91c1c;
  background: -webkit-linear-gradient(top, #f87171 0%, #b91c1c 100%);
  background: linear-gradient(180deg, #f87171 0%, #b91c1c 100%);
  box-shadow: 0 2px 8px rgba(220, 38, 38, 0.35);
}

.lightdraw-btn--sm {
  height: 32px;
  min-height: 32px;
  padding: 0 12px;
  font-size: var(--ld-font-size-sm, 12px);
}

.lightdraw-btn--lg {
  height: 44px;
  min-height: 44px;
  padding: 0 20px;
  font-size: var(--ld-font-size-lg, 16px);
}

.lightdraw-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

.lightdraw-btn:focus-visible {
  outline: none;
  box-shadow: var(--ld-ring);
}

/* ═══════════════════════════════════════════
   TEXT INPUTS & TEXTAREA
   ═══════════════════════════════════════════ */
.lightdraw-native-input,
.lightdraw-native-textarea {
  display: block;
  margin: 0;
  width: 100%;
  font-family: inherit;
  font-size: var(--ld-font-size, 14px);
  line-height: 1.45;
  color: var(--ld-text);
  background-color: var(--ld-surface);
  border: 1px solid var(--ld-border);
  border-radius: var(--ld-radius);
  box-shadow: var(--ld-shadow-xs);
  padding: 10px 12px;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  -webkit-transition: border-color var(--ld-transition), box-shadow var(--ld-transition), background-color var(--ld-transition);
  transition: border-color var(--ld-transition), box-shadow var(--ld-transition), background-color var(--ld-transition);
}

.lightdraw-native-input {
  height: var(--ld-control-h);
}

.lightdraw-native-input::-webkit-input-placeholder,
.lightdraw-native-textarea::-webkit-input-placeholder {
  color: var(--ld-placeholder);
}

.lightdraw-native-input::-moz-placeholder,
.lightdraw-native-textarea::-moz-placeholder {
  color: var(--ld-placeholder);
  opacity: 1;
}

.lightdraw-native-input:-ms-input-placeholder,
.lightdraw-native-textarea:-ms-input-placeholder {
  color: var(--ld-placeholder);
}

.lightdraw-native-input::placeholder,
.lightdraw-native-textarea::placeholder {
  color: var(--ld-placeholder);
}

.lightdraw-native-input:hover,
.lightdraw-native-textarea:hover {
  border-color: var(--ld-border-strong);
}

.lightdraw-native-input:focus,
.lightdraw-native-textarea:focus {
  outline: none;
  border-color: var(--ld-primary);
  box-shadow: var(--ld-ring);
}

.lightdraw-native-input:focus-visible,
.lightdraw-native-textarea:focus-visible {
  outline: none;
  border-color: var(--ld-primary);
  box-shadow: var(--ld-ring);
}

.lightdraw-native-input:disabled,
.lightdraw-native-textarea:disabled {
  background-color: var(--ld-surface-muted);
  color: var(--ld-text-muted);
  cursor: not-allowed;
  opacity: 0.7;
}

.lightdraw-native-textarea {
  resize: vertical;
  min-height: 72px;
  padding-top: 10px;
}

/* ═══════════════════════════════════════════
   FORM FIELDS
   ═══════════════════════════════════════════ */
.lightdraw-field {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -ms-flex-direction: column;
  flex-direction: column;
}

.lightdraw-field > * + * {
  margin-top: 6px;
}

.lightdraw-field-label {
  display: block;
  font-size: var(--ld-font-size-sm, 12px);
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--ld-text-secondary);
  margin: 0;
}

.lightdraw-field-header {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
}

.lightdraw-field-header > * + * {
  margin-left: 8px;
}

.lightdraw-field-value {
  font-size: 12px;
  font-weight: 700;
  color: var(--ld-primary);
  background: var(--ld-primary-subtle);
  padding: 2px 8px;
  border-radius: 999px;
}

.lightdraw-field--slider .lightdraw-range {
  margin-top: 2px;
}

/* Field sizes */
.lightdraw-field--sm .lightdraw-native-input,
.lightdraw-field--sm .lightdraw-native-textarea {
  font-size: 13px;
  padding: 7px 10px;
}

.lightdraw-field--sm .lightdraw-native-input {
  height: 32px;
}

.lightdraw-field--lg .lightdraw-native-input,
.lightdraw-field--lg .lightdraw-native-textarea {
  font-size: 15px;
  padding: 11px 14px;
}

.lightdraw-field--lg .lightdraw-native-input {
  height: 44px;
}

.lightdraw-field--full {
  width: 100%;
}

.lightdraw-field--invalid .lightdraw-native-input,
.lightdraw-field--invalid .lightdraw-native-textarea {
  border-color: var(--ld-danger);
  box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.15);
}

.lightdraw-field--invalid .lightdraw-field-label {
  color: var(--ld-danger);
}

.lightdraw-field-error {
  display: block;
  font-size: 11px;
  font-weight: 500;
  color: var(--ld-danger);
  margin-top: 4px;
}

.lightdraw-field--disabled {
  opacity: 0.65;
  pointer-events: none;
}

/* ═══════════════════════════════════════════
   CHECKBOX
   ═══════════════════════════════════════════ */
.lightdraw-checkbox {
  display: -webkit-inline-box;
  display: -ms-inline-flexbox;
  display: inline-flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  cursor: pointer;
  -webkit-user-select: none;
  -moz-user-select: none;
  user-select: none;
}

.lightdraw-checkbox > * + * {
  margin-left: 10px;
}

.lightdraw-checkbox--disabled {
  opacity: 0.55;
  cursor: not-allowed;
  pointer-events: none;
}

.lightdraw-checkbox--sm .lightdraw-checkbox-box {
  width: 16px;
  height: 16px;
}

.lightdraw-checkbox--lg .lightdraw-checkbox-box {
  width: 24px;
  height: 24px;
}

.lightdraw-checkbox-input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
  pointer-events: none;
}

.lightdraw-checkbox-box {
  -ms-flex-negative: 0;
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  border: 1.5px solid var(--ld-border-strong);
  border-radius: var(--ld-radius-sm);
  background: var(--ld-surface);
  box-shadow: var(--ld-shadow-xs);
  -webkit-transition: background var(--ld-transition), border-color var(--ld-transition);
  transition: background var(--ld-transition), border-color var(--ld-transition);
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  justify-content: center;
}

.lightdraw-checkbox-box::after {
  content: '';
  width: 5px;
  height: 9px;
  border: solid var(--ld-text-inverse);
  border-width: 0 2px 2px 0;
  -webkit-transform: rotate(45deg) scale(0);
  transform: rotate(45deg) scale(0);
  -webkit-transition: -webkit-transform 0.12s ease;
  transition: transform 0.12s ease;
  margin-top: -2px;
}

.lightdraw-checkbox-input:checked + .lightdraw-checkbox-box {
  background: var(--ld-primary);
  border-color: var(--ld-primary);
}

.lightdraw-checkbox-input:checked + .lightdraw-checkbox-box::after {
  -webkit-transform: rotate(45deg) scale(1);
  transform: rotate(45deg) scale(1);
}

.lightdraw-checkbox-input:focus-visible + .lightdraw-checkbox-box {
  box-shadow: var(--ld-ring);
}

.lightdraw-checkbox-label {
  font-size: 14px;
  font-weight: 500;
  color: var(--ld-text-secondary);
}

/* ═══════════════════════════════════════════
   SWITCH / TOGGLE
   ═══════════════════════════════════════════ */
.lightdraw-switch-wrap {
  display: -webkit-inline-box;
  display: -ms-inline-flexbox;
  display: inline-flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  cursor: pointer;
  -webkit-user-select: none;
  -moz-user-select: none;
  user-select: none;
}

.lightdraw-switch-wrap > * + * {
  margin-left: 10px;
}

.lightdraw-switch-wrap--disabled {
  opacity: 0.55;
  cursor: not-allowed;
  pointer-events: none;
}

.lightdraw-switch-wrap--sm .lightdraw-switch-track {
  width: 40px;
  height: 22px;
}

.lightdraw-switch-wrap--sm .lightdraw-switch-thumb {
  width: 16px;
  height: 16px;
}

.lightdraw-switch-wrap--sm .lightdraw-switch-input:checked + .lightdraw-switch-track .lightdraw-switch-thumb {
  -webkit-transform: translateX(18px);
  transform: translateX(18px);
}

.lightdraw-switch-label {
  font-size: 14px;
  font-weight: 500;
  color: var(--ld-text-secondary);
}

.lightdraw-switch-input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
  pointer-events: none;
}

.lightdraw-switch-track {
  display: inline-block;
  width: 48px;
  height: 26px;
  border-radius: 13px;
  background: var(--ld-border-strong);
  position: relative;
  -webkit-transition: background var(--ld-transition);
  transition: background var(--ld-transition);
  box-shadow: inset 0 1px 2px rgba(15, 23, 42, 0.1);
  vertical-align: middle;
}

.lightdraw-switch-thumb {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--ld-surface);
  box-shadow: 0 1px 4px rgba(15, 23, 42, 0.2);
  -webkit-transition: -webkit-transform var(--ld-transition);
  transition: transform var(--ld-transition);
}

.lightdraw-switch-input:checked + .lightdraw-switch-track {
  background: var(--ld-primary);
}

.lightdraw-switch-input:checked + .lightdraw-switch-track .lightdraw-switch-thumb {
  -webkit-transform: translateX(22px);
  transform: translateX(22px);
}

.lightdraw-switch-input:focus-visible + .lightdraw-switch-track {
  box-shadow: var(--ld-ring);
}

/* ═══════════════════════════════════════════
   RANGE SLIDER
   ═══════════════════════════════════════════ */
.lightdraw-range {
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  border-radius: 3px;
  background: var(--ld-surface-inset);
  background: -webkit-linear-gradient(left, var(--ld-primary) 0%, var(--ld-primary) var(--ld-range-pct, 50%), var(--ld-surface-inset) var(--ld-range-pct, 50%), var(--ld-surface-inset) 100%);
  background: linear-gradient(to right, var(--ld-primary) 0%, var(--ld-primary) var(--ld-range-pct, 50%), var(--ld-surface-inset) var(--ld-range-pct, 50%), var(--ld-surface-inset) 100%);
  outline: none;
  cursor: pointer;
}

.lightdraw-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--ld-surface);
  border: 2px solid var(--ld-primary);
  box-shadow: var(--ld-shadow-sm);
  cursor: grab;
  -webkit-transition: box-shadow var(--ld-transition);
  transition: box-shadow var(--ld-transition);
}

.lightdraw-range::-webkit-slider-thumb:hover {
  box-shadow: var(--ld-ring);
}

.lightdraw-range::-moz-range-thumb {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--ld-surface);
  border: 2px solid var(--ld-primary);
  box-shadow: var(--ld-shadow-sm);
  cursor: grab;
}

.lightdraw-range::-moz-range-track {
  height: 6px;
  border-radius: 3px;
  background: transparent;
}

.lightdraw-range:focus-visible {
  box-shadow: var(--ld-ring);
}

.lightdraw-range:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.lightdraw-field--slider.lightdraw-field--sm .lightdraw-range::-webkit-slider-thumb,
.lightdraw-field--slider.lightdraw-field--sm .lightdraw-range::-moz-range-thumb {
  width: 16px;
  height: 16px;
}

/* ═══════════════════════════════════════════
   RADIO
   ═══════════════════════════════════════════ */
.lightdraw-radio {
  display: -webkit-inline-box;
  display: -ms-inline-flexbox;
  display: inline-flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  cursor: pointer;
  -webkit-user-select: none;
  -moz-user-select: none;
  user-select: none;
}

.lightdraw-radio > * + * {
  margin-left: 10px;
}

.lightdraw-radio--disabled {
  opacity: 0.55;
  cursor: not-allowed;
  pointer-events: none;
}

.lightdraw-radio-input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
  pointer-events: none;
}

.lightdraw-radio-dot {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 2px solid var(--ld-border-strong);
  background: var(--ld-surface);
  position: relative;
  -webkit-transition: border-color var(--ld-transition);
  transition: border-color var(--ld-transition);
  -ms-flex-negative: 0;
  flex-shrink: 0;
}

.lightdraw-radio-dot::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--ld-primary);
  -webkit-transform: translate(-50%, -50%) scale(0);
  transform: translate(-50%, -50%) scale(0);
  -webkit-transition: -webkit-transform 0.12s ease;
  transition: transform 0.12s ease;
}

.lightdraw-radio-input:checked + .lightdraw-radio-dot {
  border-color: var(--ld-primary);
}

.lightdraw-radio-input:checked + .lightdraw-radio-dot::after {
  -webkit-transform: translate(-50%, -50%) scale(1);
  transform: translate(-50%, -50%) scale(1);
}

.lightdraw-radio-input:focus-visible + .lightdraw-radio-dot {
  box-shadow: var(--ld-ring);
}

.lightdraw-radio-label {
  font-size: 14px;
  font-weight: 500;
  color: var(--ld-text-secondary);
}

/* ═══════════════════════════════════════════
   PROGRESS BAR
   ═══════════════════════════════════════════ */
.lightdraw-progress-wrap {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -ms-flex-direction: column;
  flex-direction: column;
}

.lightdraw-progress-wrap > * + * {
  margin-top: 6px;
}

.lightdraw-progress-header {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
}

.lightdraw-progress-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--ld-text-secondary);
}

.lightdraw-progress-value {
  font-size: 12px;
  font-weight: 700;
  color: var(--ld-primary);
}

.lightdraw-progress {
  height: 8px;
  border-radius: 4px;
  background: var(--ld-surface-inset);
  overflow: hidden;
  box-shadow: inset 0 1px 2px rgba(15, 23, 42, 0.06);
}

.lightdraw-progress-bar {
  height: 100%;
  border-radius: 4px;
  background: var(--ld-primary);
  background: -webkit-linear-gradient(left, var(--ld-primary) 0%, #3b82f6 100%);
  background: linear-gradient(90deg, var(--ld-primary) 0%, #3b82f6 100%);
  -webkit-transition: width 0.3s ease;
  transition: width 0.3s ease;
}

.lightdraw-progress--success .lightdraw-progress-bar {
  background: var(--ld-success);
  background: -webkit-linear-gradient(left, var(--ld-success) 0%, #10b981 100%);
  background: linear-gradient(90deg, var(--ld-success) 0%, #10b981 100%);
}

.lightdraw-progress--warning .lightdraw-progress-bar {
  background: var(--ld-warning);
  background: -webkit-linear-gradient(left, var(--ld-warning) 0%, #f59e0b 100%);
  background: linear-gradient(90deg, var(--ld-warning) 0%, #f59e0b 100%);
}

.lightdraw-progress--danger .lightdraw-progress-bar {
  background: var(--ld-danger);
  background: -webkit-linear-gradient(left, var(--ld-danger) 0%, #ef4444 100%);
  background: linear-gradient(90deg, var(--ld-danger) 0%, #ef4444 100%);
}

.lightdraw-progress-wrap--sm .lightdraw-progress {
  height: 6px;
}

.lightdraw-progress-wrap--lg .lightdraw-progress {
  height: 12px;
}

.lightdraw-progress-wrap--disabled {
  opacity: 0.55;
}

/* ═══════════════════════════════════════════
   CARD
   ═══════════════════════════════════════════ */
.lightdraw-card {
  background: var(--ld-surface);
  border: 1px solid var(--ld-border);
  border-radius: var(--ld-radius-lg);
  box-shadow: var(--ld-shadow-md);
  padding: 0;
  overflow: hidden;
  -webkit-transition: box-shadow var(--ld-transition), border-color var(--ld-transition), -webkit-transform var(--ld-transition);
  transition: box-shadow var(--ld-transition), border-color var(--ld-transition), transform var(--ld-transition);
}

.lightdraw-card--elevated:hover {
  box-shadow: var(--ld-shadow-lg);
  border-color: var(--ld-border-strong);
}

.lightdraw-card-header {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
  padding: 12px 16px 10px;
  border-bottom: 1px solid var(--ld-border);
  background: var(--ld-surface-muted);
  background: -webkit-linear-gradient(top, var(--ld-surface-muted) 0%, var(--ld-surface) 100%);
  background: linear-gradient(180deg, var(--ld-surface-muted) 0%, var(--ld-surface) 100%);
}

.lightdraw-card-header-text {
  min-width: 0;
}

.lightdraw-card-title {
  display: block;
  padding: 0;
  margin: 0;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ld-text-muted);
}

.lightdraw-card-subtitle {
  display: block;
  margin-top: 2px;
  font-size: 13px;
  font-weight: 500;
  color: var(--ld-text-secondary);
  letter-spacing: normal;
  text-transform: none;
}

.lightdraw-card-actions {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-negative: 0;
  flex-shrink: 0;
  margin-left: 12px;
}

.lightdraw-card-actions > * + * {
  margin-left: 6px;
}

.lightdraw-card-action {
  margin: 0;
  padding: 4px 10px;
  font-family: inherit;
  font-size: 12px;
  font-weight: 600;
  color: var(--ld-primary);
  background: var(--ld-primary-subtle);
  border: none;
  border-radius: var(--ld-radius-sm);
  cursor: pointer;
  -webkit-transition: background var(--ld-transition), color var(--ld-transition);
  transition: background var(--ld-transition), color var(--ld-transition);
}

.lightdraw-card-action:hover {
  background: var(--ld-primary);
  color: var(--ld-text-inverse);
}

.lightdraw-card-body {
  padding: 12px 16px;
  min-height: 8px;
}

/* ═══════════════════════════════════════════
   TABS
   ═══════════════════════════════════════════ */
.lightdraw-tabs {
  position: relative;
  border-bottom: 1px solid var(--ld-border);
  background: transparent;
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
}

.lightdraw-tabs-inner {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  position: relative;
  width: 100%;
  min-width: -webkit-min-content;
  min-width: min-content;
}

.lightdraw-tabs-indicator {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 2px;
  background: var(--ld-primary);
  border-radius: 2px 2px 0 0;
  pointer-events: none;
  -webkit-transition: left 0.2s ease, width 0.2s ease;
  transition: left 0.2s ease, width 0.2s ease;
  will-change: left, width;
}

.lightdraw-tabs-tab {
  -webkit-box-flex: 1;
  -ms-flex: 1 1 0;
  flex: 1 1 0;
  min-width: 4.5rem;
  margin: 0;
  padding: 10px 12px;
  font-family: inherit;
  font-size: 13px;
  font-weight: 500;
  color: var(--ld-text-muted);
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  cursor: pointer;
  white-space: nowrap;
  text-align: center;
  overflow: hidden;
  text-overflow: ellipsis;
  -webkit-transition: color var(--ld-transition);
  transition: color var(--ld-transition);
}

.lightdraw-tabs-tab:hover {
  color: var(--ld-text-secondary);
}

.lightdraw-tabs-tab--active {
  color: var(--ld-primary);
  font-weight: 600;
  border-bottom-color: transparent;
}

.lightdraw-tabs-tab:focus-visible {
  outline: none;
  box-shadow: var(--ld-ring);
  border-radius: var(--ld-radius-sm) var(--ld-radius-sm) 0 0;
}

/* ═══════════════════════════════════════════
   ACCORDION
   ═══════════════════════════════════════════ */
.lightdraw-accordion {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -ms-flex-direction: column;
  flex-direction: column;
}

.lightdraw-accordion > * + * {
  margin-top: 6px;
}

.lightdraw-accordion-item {
  border: 1px solid var(--ld-border);
  border-radius: var(--ld-radius);
  overflow: hidden;
  background: var(--ld-surface);
}

.lightdraw-accordion-item + .lightdraw-accordion-item {
  border-top: 1px solid var(--ld-border);
}

.lightdraw-accordion-item--open {
  box-shadow: var(--ld-shadow-xs);
}

.lightdraw-accordion-trigger {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  width: 100%;
  margin: 0;
  padding: 10px 12px;
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  color: var(--ld-text);
  text-align: left;
  background: var(--ld-surface-muted);
  border: none;
  cursor: pointer;
  -webkit-transition: background var(--ld-transition), color var(--ld-transition);
  transition: background var(--ld-transition), color var(--ld-transition);
}

.lightdraw-accordion-trigger > * + * {
  margin-left: 8px;
}

.lightdraw-accordion-item--open .lightdraw-accordion-trigger {
  background: var(--ld-primary-subtle);
  color: var(--ld-primary);
}

.lightdraw-accordion-chevron {
  width: 8px;
  height: 8px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  -webkit-transform: rotate(-45deg);
  transform: rotate(-45deg);
  -webkit-transition: -webkit-transform 0.2s ease;
  transition: transform 0.2s ease;
  -ms-flex-negative: 0;
  flex-shrink: 0;
}

.lightdraw-accordion-item--open .lightdraw-accordion-chevron {
  -webkit-transform: rotate(45deg);
  transform: rotate(45deg);
}

.lightdraw-accordion-panel-wrap {
  display: grid;
  grid-template-rows: 0fr;
  -webkit-transition: grid-template-rows 0.25s ease;
  transition: grid-template-rows 0.25s ease;
}

.lightdraw-accordion-item--open .lightdraw-accordion-panel-wrap {
  grid-template-rows: 1fr;
}

.lightdraw-accordion-panel {
  overflow: hidden;
  padding: 0 12px;
  font-size: 13px;
  color: var(--ld-text-secondary);
  line-height: 1.5;
  border-top: 1px solid transparent;
}

.lightdraw-accordion-item--open .lightdraw-accordion-panel {
  padding: 10px 12px 12px 28px;
  border-top-color: var(--ld-border);
}

.lightdraw-accordion-trigger:focus-visible {
  outline: none;
  box-shadow: inset var(--ld-ring);
}

@media (prefers-reduced-motion: reduce) {
  .lightdraw-tabs-indicator,
  .lightdraw-accordion-panel-wrap,
  .lightdraw-accordion-chevron {
    -webkit-transition: none !important;
    transition: none !important;
  }
}

/* ═══════════════════════════════════════════
   TABLE
   ═══════════════════════════════════════════ */
.lightdraw-table-wrap {
  border-radius: var(--ld-radius);
  overflow: hidden;
  border: 1px solid var(--ld-border);
  box-shadow: var(--ld-shadow-xs);
  max-width: 100%;
}

.lightdraw-table-wrap--scroll-x {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.lightdraw-table-scroll {
  overflow-y: auto;
  max-height: 100%;
}

.lightdraw-table {
  width: 100%;
  min-width: -webkit-max-content;
  min-width: max-content;
  border-collapse: collapse;
  border-spacing: 0;
  font-size: 13px;
}

.lightdraw-table thead {
  background: var(--ld-surface-muted);
}

.lightdraw-table-head--sticky th {
  position: -webkit-sticky;
  position: sticky;
  top: 0;
  z-index: 2;
  background: var(--ld-surface-muted);
  box-shadow: 0 1px 0 var(--ld-border);
}

.lightdraw-table th {
  padding: 10px 14px;
  text-align: left;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ld-text-muted);
  border-bottom: 1px solid var(--ld-border);
  white-space: nowrap;
}

.lightdraw-table-th--sortable {
  cursor: pointer;
  -webkit-user-select: none;
  user-select: none;
  -webkit-transition: color var(--ld-transition), background var(--ld-transition);
  transition: color var(--ld-transition), background var(--ld-transition);
}

.lightdraw-table-th--sortable:hover {
  color: var(--ld-text);
  background: var(--ld-surface-inset);
}

.lightdraw-table-th-label {
  display: inline-block;
  vertical-align: middle;
}

.lightdraw-table-sort-icon {
  display: inline-block;
  width: 0;
  height: 0;
  margin-left: 6px;
  vertical-align: middle;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 5px solid var(--ld-text-muted);
  opacity: 0.35;
}

.lightdraw-table-th--sorted-asc .lightdraw-table-sort-icon,
.lightdraw-table-th--sorted-desc .lightdraw-table-sort-icon {
  opacity: 1;
  border-top-color: var(--ld-primary);
}

.lightdraw-table-th--sorted-desc .lightdraw-table-sort-icon {
  -webkit-transform: rotate(180deg);
  transform: rotate(180deg);
}

.lightdraw-table td {
  padding: 10px 14px;
  color: var(--ld-text);
  border-bottom: 1px solid var(--ld-border);
  white-space: nowrap;
}

.lightdraw-table tbody tr:nth-child(even) {
  background: var(--ld-surface-muted);
}

.lightdraw-table tbody tr:last-child td {
  border-bottom: none;
}

.lightdraw-table-row {
  cursor: pointer;
  -webkit-transition: background var(--ld-transition);
  transition: background var(--ld-transition);
}

.lightdraw-table-row:hover {
  background: var(--ld-primary-subtle) !important;
}

.lightdraw-table-row--selected {
  background: var(--ld-primary-subtle) !important;
  box-shadow: inset 3px 0 0 var(--ld-primary);
}

.lightdraw-badge {
  display: inline-block;
  padding: 2px 8px;
  font-size: 11px;
  font-weight: 600;
  border-radius: 999px;
  line-height: 1.4;
}

.lightdraw-badge--success {
  color: var(--ld-success);
  background: var(--ld-success-subtle);
}

.lightdraw-badge--warning {
  color: var(--ld-warning);
  background: var(--ld-warning-subtle);
}

.lightdraw-badge--danger {
  color: var(--ld-danger);
  background: var(--ld-danger-subtle);
}

.lightdraw-badge--neutral {
  color: var(--ld-text-muted);
  background: var(--ld-surface-inset);
}

/* ═══════════════════════════════════════════
   TREE
   ═══════════════════════════════════════════ */
.lightdraw-tree {
  list-style: none;
  margin: 0;
  padding: 4px 0;
  font-size: 13px;
  border: 1px solid var(--ld-border);
  border-radius: var(--ld-radius);
  background: var(--ld-surface);
  box-shadow: var(--ld-shadow-xs);
}

.lightdraw-tree-node {
  list-style: none;
  margin: 0;
  padding: 0;
}

.lightdraw-tree-node--selected > .lightdraw-tree-toggle {
  background: var(--ld-primary-subtle);
  color: var(--ld-primary);
}

.lightdraw-tree-toggle {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  gap: 6px;
  width: 100%;
  margin: 0;
  padding: 4px 8px;
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  color: var(--ld-text);
  text-align: left;
  background: transparent;
  border: none;
  border-radius: var(--ld-radius-sm);
  cursor: pointer;
  -webkit-transition: background var(--ld-transition);
  transition: background var(--ld-transition);
}

.lightdraw-tree-toggle:hover {
  background: var(--ld-surface-muted);
}

.lightdraw-tree-toggle:focus-visible {
  outline: none;
  box-shadow: var(--ld-ring);
}

.lightdraw-tree-chevron {
  display: -webkit-inline-box;
  display: -ms-inline-flexbox;
  display: inline-flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  -ms-flex-negative: 0;
  flex-shrink: 0;
  font-size: 10px;
  line-height: 1;
  color: var(--ld-text-muted);
  -webkit-transition: -webkit-transform var(--ld-transition), color var(--ld-transition);
  transition: transform var(--ld-transition), color var(--ld-transition);
}

.lightdraw-tree-chevron::before {
  content: '▸';
}

.lightdraw-tree-chevron--open {
  -webkit-transform: rotate(90deg);
  transform: rotate(90deg);
  color: var(--ld-primary);
}

.lightdraw-tree-label {
  font-weight: 600;
}

.lightdraw-tree-children {
  list-style: none;
  margin: 0 0 0 12px;
  padding: 0 0 0 14px;
  border-left: 1px solid var(--ld-border);
}

.lightdraw-tree-leaf {
  display: block;
  width: 100%;
  margin: 0;
  padding: 4px 8px 4px 10px;
  font-family: inherit;
  font-size: 13px;
  color: var(--ld-text-secondary);
  text-align: left;
  background: transparent;
  border: none;
  border-radius: var(--ld-radius-sm);
  cursor: pointer;
  -webkit-transition: background var(--ld-transition), color var(--ld-transition);
  transition: background var(--ld-transition), color var(--ld-transition);
}

.lightdraw-tree-leaf:hover {
  background: var(--ld-surface-muted);
  color: var(--ld-text);
}

.lightdraw-tree-leaf--selected {
  background: var(--ld-primary-subtle) !important;
  color: var(--ld-primary) !important;
  box-shadow: inset 3px 0 0 var(--ld-primary);
}

.lightdraw-tree-leaf:focus-visible {
  outline: none;
  box-shadow: var(--ld-ring);
}

/* ═══════════════════════════════════════════
   TOOLBAR
   ═══════════════════════════════════════════ */
.lightdraw-toolbar {
  display: -webkit-inline-box;
  display: -ms-inline-flexbox;
  display: inline-flex;
  -ms-flex-wrap: wrap;
  flex-wrap: wrap;
  max-width: 100%;
  border: 1px solid var(--ld-border);
  border-radius: var(--ld-radius);
  overflow: hidden;
  box-shadow: var(--ld-shadow-xs);
  background: var(--ld-surface);
}

.lightdraw-toolbar-btn {
  display: -webkit-inline-box;
  display: -ms-inline-flexbox;
  display: inline-flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  margin: 0;
  padding: 8px 14px;
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  color: var(--ld-text-secondary);
  background: var(--ld-surface);
  border: none;
  border-right: 1px solid var(--ld-border);
  cursor: pointer;
  white-space: nowrap;
  -webkit-transition: background var(--ld-transition), color var(--ld-transition);
  transition: background var(--ld-transition), color var(--ld-transition);
}

.lightdraw-toolbar-btn > * + * {
  margin-left: 6px;
}

.lightdraw-toolbar-icon {
  display: -webkit-inline-box;
  display: -ms-inline-flexbox;
  display: inline-flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  font-size: 12px;
  line-height: 1;
  opacity: 0.85;
}

.lightdraw-toolbar-separator {
  width: 1px;
  -ms-flex-item-align: stretch;
  align-self: stretch;
  background: var(--ld-border);
  margin: 6px 0;
}

.lightdraw-toolbar-btn:last-child {
  border-right: none;
}

.lightdraw-toolbar-btn:hover {
  background: var(--ld-surface-muted);
  color: var(--ld-text);
}

.lightdraw-toolbar-btn:active {
  background: var(--ld-surface-inset);
}

.lightdraw-toolbar-btn:focus-visible {
  outline: none;
  box-shadow: inset var(--ld-ring);
  z-index: 1;
}

/* ═══════════════════════════════════════════
   TOAST
   ═══════════════════════════════════════════ */
.lightdraw-toast {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  padding: 10px 12px 10px 16px;
  min-width: 200px;
  max-width: 360px;
  background: var(--ld-surface);
  border: 1px solid var(--ld-border);
  border-radius: var(--ld-radius);
  box-shadow: var(--ld-shadow-lg);
  color: var(--ld-text);
  font-size: 14px;
  font-weight: 500;
  z-index: var(--ld-z-toast);
  pointer-events: auto;
}

.lightdraw-toast > * + * {
  margin-left: 10px;
}

.lightdraw-toast--top-right {
  top: 16px;
  right: 16px;
  left: auto;
}

.lightdraw-toast--bottom-right {
  bottom: 16px;
  right: 16px;
  top: auto;
  left: auto;
}

.lightdraw-toast--bottom-left {
  bottom: 16px;
  left: 16px;
  top: auto;
}

.lightdraw-toast--enter {
  -webkit-animation: ld-toast-in 0.28s ease;
  animation: ld-toast-in 0.28s ease;
}

@-webkit-keyframes ld-toast-in {
  from {
    opacity: 0;
    -webkit-transform: translateY(12px);
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    -webkit-transform: translateY(0);
    transform: translateY(0);
  }
}

@keyframes ld-toast-in {
  from {
    opacity: 0;
    -webkit-transform: translateY(12px);
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    -webkit-transform: translateY(0);
    transform: translateY(0);
  }
}

.lightdraw-toast-dismiss {
  margin: 0 0 0 4px;
  padding: 2px 6px;
  font-size: 16px;
  line-height: 1;
  color: var(--ld-text-muted);
  background: transparent;
  border: none;
  border-radius: var(--ld-radius-sm);
  cursor: pointer;
}

.lightdraw-toast-dismiss:hover {
  color: var(--ld-text);
  background: var(--ld-surface-muted);
}

.lightdraw-toast-icon {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  font-size: 12px;
  font-weight: 700;
  -ms-flex-negative: 0;
  flex-shrink: 0;
}

.lightdraw-toast--success .lightdraw-toast-icon {
  background: var(--ld-success-subtle);
  color: var(--ld-success);
}

.lightdraw-toast--error .lightdraw-toast-icon {
  background: var(--ld-danger-subtle);
  color: var(--ld-danger);
}

.lightdraw-toast--warning .lightdraw-toast-icon {
  background: var(--ld-warning-subtle);
  color: var(--ld-warning);
}

.lightdraw-toast--info .lightdraw-toast-icon {
  background: var(--ld-primary-subtle);
  color: var(--ld-primary);
}

.lightdraw-toast-message {
  -webkit-box-flex: 1;
  -ms-flex: 1;
  flex: 1;
  line-height: 1.4;
}

/* ═══════════════════════════════════════════
   MENU
   ═══════════════════════════════════════════ */
.lightdraw-menu-trigger {
  display: -webkit-inline-box;
  display: -ms-inline-flexbox;
  display: inline-flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  margin: 0;
  padding: 8px 14px;
  height: var(--ld-control-h);
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  color: var(--ld-text-secondary);
  background: var(--ld-surface);
  border: 1px solid var(--ld-border);
  border-radius: var(--ld-radius);
  box-shadow: var(--ld-shadow-xs);
  cursor: pointer;
  -webkit-transition: background var(--ld-transition), border-color var(--ld-transition);
  transition: background var(--ld-transition), border-color var(--ld-transition);
  z-index: var(--ld-z-menu);
}

.lightdraw-menu-trigger > * + * {
  margin-left: 6px;
}

.lightdraw-menu-trigger:hover {
  background: var(--ld-surface-muted);
  border-color: var(--ld-border-strong);
  color: var(--ld-text);
}

.lightdraw-menu-trigger:focus-visible {
  outline: none;
  box-shadow: var(--ld-ring);
}

.lightdraw-menu--open {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -ms-flex-direction: column;
  flex-direction: column;
  background: var(--ld-surface);
  border: 1px solid var(--ld-border);
  border-radius: var(--ld-radius);
  box-shadow: var(--ld-shadow-lg);
  padding: 4px;
  z-index: var(--ld-z-menu);
  max-height: 240px;
  overflow: hidden;
}

.lightdraw-menu-panel {
  overflow-x: hidden;
  overflow-y: auto;
  max-height: 232px;
  -webkit-overflow-scrolling: touch;
}

.lightdraw-menu-item {
  display: block;
  width: 100%;
  margin: 0;
  padding: 8px 12px;
  font-family: inherit;
  font-size: 13px;
  font-weight: 500;
  text-align: left;
  color: var(--ld-text);
  background: transparent;
  border: none;
  border-radius: var(--ld-radius-sm);
  cursor: pointer;
  -webkit-transition: background var(--ld-transition);
  transition: background var(--ld-transition);
}

.lightdraw-menu-item:hover {
  background: var(--ld-surface-muted);
}

.lightdraw-menu-item:focus-visible {
  outline: none;
  background: var(--ld-primary-subtle);
  box-shadow: inset var(--ld-ring);
}

.lightdraw-menu-item--danger {
  color: var(--ld-danger);
}

.lightdraw-menu-item--danger:hover {
  background: var(--ld-danger-subtle);
}

/* ═══════════════════════════════════════════
   DIALOG
   ═══════════════════════════════════════════ */
.lightdraw-dialog-host {
  z-index: var(--ld-z-dialog);
}

.lightdraw-dialog-host--open {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.lightdraw-dialog-overlay {
  position: absolute;
  inset: 0;
  background: var(--ld-overlay);
  z-index: 1;
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
}

@supports not ((-webkit-backdrop-filter: blur(4px)) or (backdrop-filter: blur(4px))) {
  .lightdraw-dialog-overlay {
    background: rgba(15, 23, 42, 0.65);
  }
}

.lightdraw-dialog-center {
  position: absolute;
  inset: 0;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  justify-content: center;
  z-index: 2;
  padding: 16px;
  pointer-events: none;
}

.lightdraw-dialog {
  position: relative;
  left: auto;
  top: auto;
  width: 100%;
  max-width: 400px;
  background: var(--ld-surface);
  border: 1px solid var(--ld-border);
  border-radius: var(--ld-radius-lg);
  box-shadow: var(--ld-shadow-lg);
  overflow: hidden;
  pointer-events: auto;
}

@media (max-width: 480px) {
  .lightdraw-dialog-center {
    padding: 0;
    -webkit-box-align: end;
    -ms-flex-align: end;
    align-items: flex-end;
  }

  .lightdraw-dialog {
    max-width: none;
    width: 100%;
    border-radius: var(--ld-radius-lg) var(--ld-radius-lg) 0 0;
    border-bottom: none;
  }
}

.lightdraw-dialog-header {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
  padding: 16px 18px 12px;
  border-bottom: 1px solid var(--ld-border);
}

.lightdraw-dialog-title {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  color: var(--ld-text);
}

.lightdraw-dialog-close {
  margin: 0;
  padding: 0 6px;
  font-size: 22px;
  line-height: 1;
  color: var(--ld-text-muted);
  background: transparent;
  border: none;
  cursor: pointer;
  border-radius: var(--ld-radius-sm);
  -webkit-transition: color var(--ld-transition), background var(--ld-transition);
  transition: color var(--ld-transition), background var(--ld-transition);
}

.lightdraw-dialog-close:hover {
  color: var(--ld-text);
  background: var(--ld-surface-muted);
}

.lightdraw-dialog-close:focus-visible {
  outline: none;
  box-shadow: var(--ld-ring);
}

.lightdraw-dialog-body {
  margin: 0;
  padding: 14px 18px;
  font-size: 14px;
  color: var(--ld-text-secondary);
  line-height: 1.5;
}

.lightdraw-dialog-footer {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: end;
  -ms-flex-pack: end;
  justify-content: flex-end;
  gap: 8px;
  padding: 12px 18px 16px;
  border-top: 1px solid var(--ld-border);
  background: var(--ld-surface-muted);
}

.lightdraw-dialog-footer .lightdraw-btn {
  height: 36px;
  min-height: 36px;
  min-width: 88px;
}

/* ═══════════════════════════════════════════
   TOOLTIP
   ═══════════════════════════════════════════ */
.lightdraw-tooltip {
  display: -webkit-inline-box;
  display: -ms-inline-flexbox;
  display: inline-flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -ms-flex-direction: column;
  flex-direction: column;
  -webkit-box-align: start;
  -ms-flex-align: start;
  align-items: flex-start;
  position: relative;
  z-index: var(--ld-z-tooltip);
}

.lightdraw-tooltip > * + * {
  margin-top: 6px;
}

.lightdraw-tooltip-anchor {
  font-size: 13px;
  font-weight: 600;
  color: var(--ld-primary);
  text-decoration: underline;
  -webkit-text-decoration-color: rgba(37, 99, 235, 0.35);
  text-decoration-color: rgba(37, 99, 235, 0.35);
  text-underline-offset: 2px;
  cursor: help;
}

.lightdraw-tooltip-bubble {
  position: relative;
  padding: 6px 10px;
  font-size: 12px;
  font-weight: 500;
  color: var(--ld-text-inverse);
  background: var(--ld-tooltip-bg);
  border-radius: var(--ld-radius-sm);
  box-shadow: var(--ld-shadow-md);
  white-space: nowrap;
  max-width: min(280px, 90vw);
  overflow: hidden;
  text-overflow: ellipsis;
}

.lightdraw-tooltip--top .lightdraw-tooltip-bubble::before {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 12px;
  width: 8px;
  height: 8px;
  background: var(--ld-tooltip-bg);
  -webkit-transform: rotate(45deg);
  transform: rotate(45deg);
}

.lightdraw-tooltip--right .lightdraw-tooltip-bubble::before {
  content: '';
  position: absolute;
  left: -4px;
  top: 50%;
  margin-top: -4px;
  width: 8px;
  height: 8px;
  background: var(--ld-tooltip-bg);
  -webkit-transform: rotate(45deg);
  transform: rotate(45deg);
}

/* Default placement: arrow above bubble */
.lightdraw-tooltip--bottom .lightdraw-tooltip-bubble::before,
.lightdraw-tooltip:not(.lightdraw-tooltip--top):not(.lightdraw-tooltip--right) .lightdraw-tooltip-bubble::before {
  content: '';
  position: absolute;
  top: -4px;
  left: 12px;
  width: 8px;
  height: 8px;
  background: var(--ld-tooltip-bg);
  -webkit-transform: rotate(45deg);
  transform: rotate(45deg);
}

@media (prefers-reduced-motion: reduce) {
  .lightdraw-toast--enter {
    -webkit-animation: none !important;
    animation: none !important;
  }
}

/* ═══════════════════════════════════════════
   STATUS BAR
   ═══════════════════════════════════════════ */
.lightdraw-statusbar {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  padding: 0 4px;
  background: var(--ld-statusbar-bg);
  border: 1px solid var(--ld-statusbar-border);
  border-radius: var(--ld-radius-sm);
  overflow: hidden;
}

.lightdraw-statusbar--mono .lightdraw-statusbar-segment {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, 'Liberation Mono', 'Courier New', monospace;
  font-size: 11px;
  letter-spacing: 0.02em;
}

.lightdraw-statusbar-segment {
  padding: 0 12px;
  font-size: 12px;
  font-weight: 500;
  color: var(--ld-statusbar-text);
  line-height: 28px;
  border-right: 1px solid var(--ld-statusbar-border);
  white-space: nowrap;
}

.lightdraw-statusbar-segment:last-child {
  border-right: none;
}

.lightdraw-statusbar-segment--primary {
  color: #e2e8f0;
  font-weight: 600;
  background: rgba(59, 130, 246, 0.2);
}

/* ═══════════════════════════════════════════
   UTILITIES
   ═══════════════════════════════════════════ */
.lightdraw-interactive {
  cursor: pointer;
}

.lightdraw-html-root svg {
  shape-rendering: geometricPrecision;
  overflow: visible;
}

.lightdraw-html-root [role='dialog'] {
  z-index: 100;
}

/* High contrast accessibility mode */
.lightdraw-high-contrast,
.lightdraw-html-root[data-ld-high-contrast='true'] {
  --ld-surface: #000;
  --ld-surface-muted: #111;
  --ld-surface-inset: #0a0a0a;
  --ld-text: #fff;
  --ld-text-secondary: #f5f5f5;
  --ld-text-muted: #e5e5e5;
  --ld-border: #fff;
  --ld-border-strong: #fff;
  --ld-primary: #ffff00;
  --ld-primary-hover: #ffff66;
  --ld-primary-subtle: #333300;
  --ld-secondary: #fff;
  --ld-danger: #ff6b6b;
  --ld-success: #6ee7b7;
  --ld-warning: #fcd34d;
}

.lightdraw-high-contrast .lightdraw-btn,
.lightdraw-html-root[data-ld-high-contrast='true'] .lightdraw-btn {
  border-width: 2px;
}

.lightdraw-high-contrast .lightdraw-table-wrap,
.lightdraw-high-contrast .lightdraw-tree,
.lightdraw-high-contrast .lightdraw-card,
.lightdraw-high-contrast .lightdraw-menu-panel,
.lightdraw-high-contrast .lightdraw-dialog,
.lightdraw-html-root[data-ld-high-contrast='true'] .lightdraw-table-wrap,
.lightdraw-html-root[data-ld-high-contrast='true'] .lightdraw-tree,
.lightdraw-html-root[data-ld-high-contrast='true'] .lightdraw-card,
.lightdraw-html-root[data-ld-high-contrast='true'] .lightdraw-menu-panel,
.lightdraw-html-root[data-ld-high-contrast='true'] .lightdraw-dialog {
  border-width: 2px;
  border-color: #fff;
}

.lightdraw-high-contrast .lightdraw-table-row--selected,
.lightdraw-high-contrast .lightdraw-tree-leaf--selected,
.lightdraw-html-root[data-ld-high-contrast='true'] .lightdraw-table-row--selected,
.lightdraw-html-root[data-ld-high-contrast='true'] .lightdraw-tree-leaf--selected {
  box-shadow: inset 4px 0 0 #ffff00;
}

.lightdraw-high-contrast .lightdraw-btn:focus-visible,
.lightdraw-high-contrast .lightdraw-focused,
.lightdraw-html-root[data-ld-high-contrast='true'] .lightdraw-btn:focus-visible,
.lightdraw-html-root[data-ld-high-contrast='true'] .lightdraw-focused {
  outline: 3px solid #ffff00;
  outline-offset: 2px;
  box-shadow: none;
}

.lightdraw-high-contrast .lightdraw-field input,
.lightdraw-high-contrast .lightdraw-field textarea,
.lightdraw-html-root[data-ld-high-contrast='true'] .lightdraw-field input,
.lightdraw-html-root[data-ld-high-contrast='true'] .lightdraw-field textarea {
  border-width: 2px;
  border-color: #fff;
}