/* Sidebar panels, buttons, inputs. */

/* ────────── Panel ────────── */

.panel {
  border-bottom: 1px solid var(--color-border-soft);
}

.panel-title {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  background: var(--color-surface-2);
}

.panel-title .material-icons {
  font-size: 18px;
  color: var(--color-accent);
}

.panel-body {
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.panel-disabled .panel-title {
  color: var(--color-text-faint);
}

.panel-disabled .panel-title .material-icons {
  color: var(--color-text-faint);
}

.badge {
  margin-left: auto;
  font-size: 10px;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  background: var(--color-surface-3);
  color: var(--color-text-muted);
  letter-spacing: 0.04em;
}

/* ────────── Buttons ────────── */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: var(--color-surface-3);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 500;
  transition: background var(--t-fast), border-color var(--t-fast), transform var(--t-fast);
  white-space: nowrap;
}

.btn:hover:not(:disabled) {
  background: var(--color-surface-2);
  border-color: var(--color-accent);
}

.btn:active:not(:disabled) {
  transform: translateY(1px);
}

.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.btn .material-icons {
  font-size: 16px;
}

.btn-block {
  width: 100%;
}

.btn-primary {
  background: var(--color-accent);
  color: white;
  border-color: var(--color-accent);
}
.btn-primary:hover:not(:disabled) {
  background: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
}

.btn-secondary {
  background: transparent;
}

.btn-toggle {
  flex: 1;
  background: var(--color-surface-3);
}
.btn-toggle.is-active {
  background: var(--color-accent-soft);
  border-color: var(--color-accent);
  color: var(--color-accent-hover);
}

.btn-row {
  display: flex;
  gap: var(--space-2);
}

/* ────────── Color swatch buttons (used by Selection panel) ────────── */

.swatch {
  flex: 1;
  height: 32px;
  border-width: 2px;
  border-color: var(--color-border);
  position: relative;
  overflow: hidden;
}

.swatch::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.7;
  transition: opacity var(--t-fast);
}

.swatch:hover:not(:disabled)::before { opacity: 1; }

.swatch-red::before    { background: #f85149; }
.swatch-yellow::before { background: #e3b341; }
.swatch-blue::before   { background: #5b8def; }

/* ────────── Inputs ────────── */

.input, .select {
  width: 100%;
  padding: var(--space-2) var(--space-3);
  background: var(--color-surface-3);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 13px;
  transition: border-color var(--t-fast);
}

.input::placeholder {
  color: var(--color-text-faint);
}

.input:focus, .select:focus {
  border-color: var(--color-accent);
}

.input:disabled, .select:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.field-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
}

/* ────────── Collapsible panel ────────── */

.panel-title-toggle {
  cursor: pointer;
  user-select: none;
}

.panel-chevron {
  margin-left: auto;
  font-size: 18px !important;
  color: var(--color-text-muted);
  transition: transform var(--t-fast);
}

.panel-collapsible.is-collapsed .panel-body { display: none; }
.panel-collapsible.is-collapsed .panel-chevron { transform: rotate(-90deg); }

/* ────────── Section / clipping panel ────────── */

.section-axis {
  background: var(--color-surface-3);
  border: 1px solid var(--color-border-soft);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.section-axis + .section-axis { margin-top: 0; }

/* ────────── Saved Views panel ────────── */

.saved-view-input-row {
  display: flex;
  gap: var(--space-2);
  align-items: stretch;
}

.saved-view-input-row .input  { flex: 1; min-width: 0; }
.saved-view-input-row .btn    { flex-shrink: 0; }

.saved-views-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  margin-top: var(--space-2);
}

.saved-view-row {
  display: flex;
  align-items: stretch;
  gap: var(--space-1);
  background: var(--color-surface-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.saved-view-apply {
  flex: 1;
  min-width: 0;
  text-align: left;
  padding: var(--space-2) var(--space-3);
  font-size: 13px;
  color: var(--color-text);
  background: transparent;
  border: none;
  cursor: pointer;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
  display: flex;
  align-items: center;
  gap: var(--space-2);
  transition: background var(--t-fast);
}
.saved-view-apply:hover { background: var(--color-surface-2); }

.saved-view-apply .material-icons {
  font-size: 16px;
  color: var(--color-accent);
  flex-shrink: 0;
}

.saved-view-apply .saved-view-meta {
  font-size: 10px;
  color: var(--color-text-faint);
  margin-left: auto;
  flex-shrink: 0;
}

.saved-view-delete {
  width: 28px;
  border: none;
  background: transparent;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  cursor: pointer;
  transition: background var(--t-fast), color var(--t-fast);
}
.saved-view-delete:hover {
  background: var(--color-danger);
  color: white;
}
.saved-view-delete .material-icons { font-size: 16px; }

/* ────────── Properties panel ────────── */

.property-header {
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--color-border-soft);
  margin-bottom: var(--space-2);
}

.property-header-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text);
  word-break: break-word;
  line-height: 1.3;
}

.property-header-meta {
  font-size: 11px;
  color: var(--color-text-muted);
  margin-top: 2px;
}

.property-group {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin-bottom: var(--space-3);
}

.property-group-title {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  padding: var(--space-1) 0;
  margin-bottom: 2px;
  border-bottom: 1px solid var(--color-border-soft);
}

.property-row {
  display: flex;
  gap: var(--space-2);
  align-items: baseline;
  padding: 2px 0;
  font-size: 12px;
  line-height: 1.4;
}

.property-row-name {
  color: var(--color-text-muted);
  min-width: 96px;
  flex-shrink: 0;
  font-family: var(--font-sans);
}

.property-row-value {
  color: var(--color-text);
  font-family: var(--font-mono);
  word-break: break-word;
  flex: 1;
}

.property-row-value.is-bool-true  { color: var(--color-success); }
.property-row-value.is-bool-false { color: var(--color-text-faint); }

/* ────────── Result card (Find panel) ────────── */

.result-card {
  background: var(--color-surface-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.result-row {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  font-size: 12px;
}

.result-label {
  color: var(--color-text-muted);
  min-width: 70px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: 10px;
}

.result-value {
  color: var(--color-text);
  font-family: var(--font-mono);
  font-size: 12px;
  word-break: break-all;
  flex: 1;
}

/* ────────── Controls description block (Measure panel) ────────── */

.controls-block {
  background: var(--color-surface-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-2) var(--space-3);
  font-size: 12px;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.controls-block .control-line strong {
  color: var(--color-text);
  font-weight: 600;
  margin-right: 4px;
}

/* ────────── Loaded-models list (Model panel) ────────── */

.models-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  margin-top: var(--space-2);
}

.models-list .field-label {
  margin-bottom: var(--space-1);
}

.model-row {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: var(--color-surface-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.model-row-toggle {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex: 1;
  min-width: 0;
  cursor: pointer;
  user-select: none;
}

.model-row-toggle input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--color-accent);
  flex-shrink: 0;
  cursor: pointer;
}

.model-row-name {
  color: var(--color-text);
  font-family: var(--font-mono);
  font-size: 12px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  flex: 1;
}

.model-row-remove {
  width: 24px;
  height: 24px;
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background var(--t-fast), color var(--t-fast);
}

.model-row-remove:hover {
  background: var(--color-danger);
  color: white;
}

.model-row-remove .material-icons {
  font-size: 16px;
}

.model-row.is-hidden .model-row-name {
  color: var(--color-text-faint);
  text-decoration: line-through;
}

/* ────────── Color input ────────── */

.input-color {
  height: 32px;
  padding: 2px;
  cursor: pointer;
}
.input-color::-webkit-color-swatch-wrapper { padding: 0; }
.input-color::-webkit-color-swatch { border: none; border-radius: 4px; }

/* ────────── Range slider ────────── */

.range {
  width: 100%;
  -webkit-appearance: none;
  appearance: none;
  background: transparent;
  margin: 4px 0;
  cursor: pointer;
}
.range::-webkit-slider-runnable-track {
  height: 4px;
  background: var(--color-surface-3);
  border-radius: 2px;
}
.range::-moz-range-track {
  height: 4px;
  background: var(--color-surface-3);
  border-radius: 2px;
}
.range::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-accent);
  border: 2px solid var(--color-surface);
  margin-top: -5px;
  cursor: pointer;
}
.range::-moz-range-thumb {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-accent);
  border: 2px solid var(--color-surface);
  cursor: pointer;
}

.range-val {
  float: right;
  font-family: var(--font-mono);
  font-weight: 500;
  color: var(--color-accent);
  font-size: 11px;
}

/* ────────── Checkbox row ────────── */

.checkbox-row {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 13px;
  color: var(--color-text);
  cursor: pointer;
  user-select: none;
}

.checkbox-row input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--color-accent);
  cursor: pointer;
}

.checkbox-row input:disabled + span {
  color: var(--color-text-faint);
  cursor: not-allowed;
}

/* ────────── Misc ────────── */

.hint {
  font-size: 12px;
  color: var(--color-text-muted);
  line-height: 1.5;
}

.hint code {
  font-family: var(--font-mono);
  font-size: 11px;
  background: var(--color-surface-3);
  border: 1px solid var(--color-border);
  padding: 1px 4px;
  border-radius: 3px;
  color: var(--color-text);
}