/* BIM2GIS Studio - Clean Utilitarian Light Style (Zero AI Slop) */

:root {
  --bg-page: #f8fafc;
  --bg-card: #ffffff;
  --bg-subtle: #f1f5f9;
  --border: #e2e8f0;
  --border-strong: #cbd5e1;
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  --accent: #0f172a;
  --accent-hover: #1e293b;
  --accent-blue: #2563eb;
  --success-bg: #f0fdf4;
  --success-border: #bbf7d0;
  --success-text: #166534;
  --error-bg: #fef2f2;
  --error-border: #fecaca;
  --error-text: #991b1b;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-page);
  color: var(--text-primary);
  line-height: 1.5;
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
}

.app-header {
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 50;
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 12px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-badge {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.05em;
  background: var(--text-primary);
  color: #fff;
  padding: 3px 7px;
  border-radius: 4px;
}

.brand-title {
  font-size: 16px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--text-primary);
}

.brand-subtitle {
  font-size: 12px;
  color: var(--text-secondary);
  margin-left: 4px;
  border-left: 1px solid var(--border);
  padding-left: 8px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg-card);
  transition: all 0.15s ease;
}

.btn-link:hover {
  background: var(--bg-subtle);
  color: var(--text-primary);
  border-color: var(--border-strong);
}

.container {
  max-width: 1200px;
  margin: 28px auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 460px 1fr;
  gap: 28px;
  align-items: start;
}

@media (max-width: 960px) {
  .container {
    grid-template-columns: 1fr;
  }
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.03);
  overflow: hidden;
}

.card-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.card-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
}

.card-body {
  padding: 20px;
}

/* Dropzone */
.dropzone {
  border: 2px dashed var(--border-strong);
  border-radius: 8px;
  padding: 36px 20px;
  text-align: center;
  cursor: pointer;
  background: #fafbfc;
  transition: all 0.2s ease;
}

.dropzone:hover, .dropzone.dragover {
  border-color: var(--text-primary);
  background: #f1f5f9;
}

.dropzone-icon {
  width: 38px;
  height: 38px;
  margin: 0 auto 12px;
  color: var(--text-secondary);
}

.dropzone-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.dropzone-desc {
  font-size: 12px;
  color: var(--text-muted);
}

.file-input {
  display: none;
}

.file-preview {
  display: none;
  margin-top: 16px;
  padding: 12px;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: 6px;
  align-items: center;
  justify-content: space-between;
}

.file-preview.active {
  display: flex;
}

.file-info {
  display: flex;
  align-items: center;
  gap: 10px;
  overflow: hidden;
}

.file-badge {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
  background: #e2e8f0;
  color: #1e293b;
}

.file-badge.ifc {
  background: #dbeafe;
  color: #1e40af;
}

.file-badge.skp {
  background: #fee2e2;
  color: #991b1b;
}

.file-name {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 250px;
}

.file-size {
  font-size: 11px;
  color: var(--text-muted);
}

.btn-remove {
  background: transparent;
  border: none;
  cursor: pointer;
  color: var(--text-muted);
  padding: 4px;
  border-radius: 4px;
  display: flex;
  align-items: center;
}

.btn-remove:hover {
  color: var(--error-text);
  background: var(--error-bg);
}

/* Form controls */
.form-group {
  margin-top: 18px;
}

.form-label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.form-select, .form-input {
  width: 100%;
  padding: 8px 12px;
  font-size: 13px;
  font-family: inherit;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #fff;
  color: var(--text-primary);
  outline: none;
  transition: border-color 0.15s;
}

.form-select:focus, .form-input:focus {
  border-color: var(--text-primary);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

/* Advanced details accordion */
details.accordion {
  margin-top: 18px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #fff;
}

details.accordion summary {
  padding: 10px 14px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  user-select: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

details.accordion summary:hover {
  background: var(--bg-subtle);
}

.accordion-body {
  padding: 14px;
  border-top: 1px solid var(--border);
  background: #fafbfc;
}

.help-text {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 4px;
}

/* Submit button */
.btn-primary {
  width: 100%;
  margin-top: 24px;
  padding: 11px 16px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

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

.btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Spinner */
.spinner {
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  display: none;
}

.btn-primary.loading .spinner {
  display: inline-block;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Right column panels */
.panel-stack {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* Empty state */
.empty-state {
  padding: 60px 20px;
  text-align: center;
  color: var(--text-muted);
}

.empty-state-icon {
  width: 44px;
  height: 44px;
  margin: 0 auto 12px;
  color: var(--border-strong);
}

.empty-state-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.empty-state-desc {
  font-size: 12px;
  max-width: 320px;
  margin: 0 auto;
}

/* Status Banner */
.status-banner {
  display: none;
  padding: 12px 16px;
  border-radius: 6px;
  font-size: 13px;
  margin-bottom: 20px;
}

.status-banner.success {
  display: block;
  background: var(--success-bg);
  border: 1px solid var(--success-border);
  color: var(--success-text);
}

.status-banner.error {
  display: block;
  background: var(--error-bg);
  border: 1px solid var(--error-border);
  color: var(--error-text);
}

/* Progress Bar & Steps */
.progress-bar-wrap {
  width: 100%;
  height: 6px;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--text-primary) 0%, #2563eb 50%, var(--text-primary) 100%);
  background-size: 200% 100%;
  border-radius: 4px;
  transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  animation: progressPulseShimmer 2s infinite linear;
}

@keyframes progressPulseShimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.tag.processing {
  background: #eff6ff;
  border-color: #bfdbfe;
  color: #1d4ed8;
}

.tag.success {
  background: #ecfdf5;
  border-color: #a7f3d0;
  color: #047857;
}

.tag.error {
  background: #fef2f2;
  border-color: #fecaca;
  color: #b91c1c;
}

/* Metrics grid */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}

.metric-box {
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 12px;
}

.metric-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin-bottom: 4px;
}

.metric-value {
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
}

.metric-sub {
  font-size: 11px;
  color: var(--text-muted);
}

/* Download Actions */
.action-buttons {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 10px;
  margin-bottom: 20px;
}

@media (max-width: 600px) {
  .action-buttons {
    grid-template-columns: 1fr;
  }
}

.btn-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 14px;
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  border-radius: 6px;
  border: 1px solid var(--border-strong);
  background: #fff;
  color: var(--text-primary);
  transition: all 0.15s ease;
}

.btn-action:hover {
  background: var(--bg-subtle);
  border-color: var(--text-primary);
}

.btn-action.highlight {
  background: var(--text-primary);
  color: #fff;
  border-color: var(--text-primary);
}

.btn-action.highlight:hover {
  background: var(--accent-hover);
}

/* Terminal log box */
.log-box {
  background: #0f172a;
  color: #e2e8f0;
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 14px;
  border-radius: 6px;
  max-height: 220px;
  overflow-y: auto;
  white-space: pre-wrap;
  word-break: break-all;
  line-height: 1.6;
}

/* History table */
.history-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}

.history-table th {
  text-align: left;
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
  color: var(--text-secondary);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 10px;
  letter-spacing: 0.05em;
}

.history-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  color: var(--text-primary);
}

.history-table tr:hover td {
  background: #fafbfc;
}

.tag {
  display: inline-block;
  padding: 2px 6px;
  font-size: 10px;
  font-weight: 600;
  border-radius: 4px;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
}

/* ========================================================= */
/* UNIFIED SPA: TOPBAR & TAB NAVIGATION                      */
/* ========================================================= */
.app-topbar {
  background: #ffffff;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  height: 54px;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-logo {
  width: 28px;
  height: 28px;
  object-fit: contain;
  display: block;
  flex-shrink: 0;
  border-radius: 4px;
}

.brand-mark {
  width: 28px;
  height: 28px;
  object-fit: contain;
  display: block;
  flex-shrink: 0;
}

.brand-info strong {
  display: block;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: 0.05em;
  color: #0f172a;
}

.brand-info span {
  display: block;
  font-size: 10px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.tab-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  background: var(--bg-subtle);
  padding: 3px;
  border-radius: 8px;
  border: 1px solid var(--border);
}

.tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  background: transparent;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.tab-btn:hover {
  color: var(--text-primary);
}

.tab-btn.active {
  background: #ffffff;
  color: #0f172a;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  background: #f1f5f9;
  border: 1px solid var(--border);
  color: #0f172a;
}

.status-pill .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #22c55e;
}

.btn-sm {
  padding: 5px 10px;
  font-size: 11px;
  font-weight: 600;
  border: 1px solid var(--border);
  background: #ffffff;
  color: var(--text-secondary);
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.btn-sm:hover {
  background: var(--bg-subtle);
  color: var(--text-primary);
}

.hidden {
  display: none !important;
}

/* ========================================================= */
/* AUTO-INSPECT GEOREFERENCE BANNER                          */
/* ========================================================= */
.inspect-banner {
  margin: 12px 0 16px 0;
  padding: 12px 14px;
  border-radius: 8px;
  font-size: 12px;
  line-height: 1.5;
  transition: all 0.2s ease;
}

.inspect-banner.success {
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
  color: #166534;
}

.inspect-banner.warning {
  background: #fffbeb;
  border: 1px solid #fef3c7;
  color: #92400e;
}

.inspect-banner.loading {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  color: #475569;
}

.inspect-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
}

.inspect-status-badge {
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 0.02em;
}

.inspect-detail-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
  background: rgba(0, 0, 0, 0.05);
}

.inspect-body {
  font-size: 12px;
}

.inspect-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 4px 12px;
  margin-top: 6px;
  font-size: 11px;
}

.inspect-grid-item span:first-child {
  color: var(--text-muted);
  margin-right: 4px;
}

/* ========================================================= */
/* TAB 2: 3D SPATIAL VIEWER (CLEAN WHITE SWISS THEME)        */
/* ========================================================= */
.viewer-workspace {
  height: calc(100vh - 54px);
  width: 100vw;
  display: grid;
  grid-template-columns: 360px 1fr;
  overflow: hidden;
  background: #f8fafc;
}

.panel {
  background: #ffffff;
  border-right: 1px solid var(--border);
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  z-index: 20;
}

.panel-section {
  border-bottom: 1px solid var(--border);
  padding-bottom: 14px;
}

.panel-section:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.section-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-secondary);
}

.count-tag {
  font-size: 10px;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 999px;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  color: var(--text-primary);
}

.search-box {
  margin-bottom: 8px;
}

.search-input {
  width: 100%;
  padding: 6px 10px;
  font-size: 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg-page);
  color: var(--text-primary);
}

.search-input:focus {
  outline: none;
  border-color: #2563eb;
  background: #ffffff;
}

/* Buildings List in Sidebar */
.buildings-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-height: 220px;
  overflow-y: auto;
}

.building-card {
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #ffffff;
  cursor: pointer;
  transition: all 0.12s ease;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.building-card:hover {
  background: var(--bg-subtle);
  border-color: var(--border-strong);
}

.building-card.active {
  background: #eff6ff;
  border-color: #3b82f6;
}

.building-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
}

.building-name {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.building-type-tag {
  font-size: 9px;
  font-weight: 700;
  padding: 1px 5px;
  border-radius: 4px;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  color: var(--text-muted);
}

.building-meta {
  font-size: 10px;
  color: var(--text-muted);
}

.building-card-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 2px;
  font-size: 10px;
}

.building-geo {
  font-family: var(--font-mono);
  color: var(--text-muted);
}

.building-target-btn {
  color: #2563eb;
  font-weight: 600;
}

/* Segmented Engine / Representation Controls */
.segmented {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4px;
  background: var(--bg-subtle);
  padding: 3px;
  border-radius: 6px;
  border: 1px solid var(--border);
  margin-top: 6px;
}

.engine-btn, .representation-btn {
  padding: 6px 4px;
  font-size: 11px;
  font-weight: 600;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  border-radius: 4px;
  cursor: pointer;
  text-align: center;
  transition: all 0.12s ease;
}

.engine-btn:hover, .representation-btn:hover:not(:disabled) {
  color: var(--text-primary);
}

.engine-btn.active, .representation-btn.active {
  background: #ffffff;
  color: #0f172a;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.06);
}

.representation-segmented {
  grid-template-columns: repeat(2, 1fr);
}

.select-control {
  width: 100%;
  padding: 7px 10px;
  font-size: 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #ffffff;
  color: var(--text-primary);
  margin-top: 6px;
}

.note {
  margin-top: 6px;
  font-size: 11px;
  color: var(--text-muted);
  line-height: 1.4;
}

/* Facts DL Grid in Sidebar */
.facts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  margin-top: 6px;
}

.facts div {
  padding: 6px 8px;
  background: var(--bg-page);
  border: 1px solid var(--border);
  border-radius: 6px;
}

.facts dt {
  font-size: 9px;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.04em;
}

.facts dd {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--text-primary);
  margin-top: 2px;
}

.selected-summary {
  font-size: 12px;
  line-height: 1.5;
  color: var(--text-secondary);
  margin-top: 6px;
}

.panel-footer {
  margin-top: auto;
  padding-top: 10px;
  border-top: 1px solid var(--border);
}

.panel-footer b {
  display: block;
  font-size: 11px;
  color: var(--text-primary);
}

.panel-footer span {
  display: block;
  font-size: 10px;
  color: var(--text-muted);
}

/* Map Stage (Right Viewport) */
.map-stage {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: #e2e8f0;
}

#viewer {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

#viewer canvas {
  outline: none;
}

.map-note {
  position: absolute;
  right: 12px;
  bottom: 12px;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border);
  padding: 6px 10px;
  border-radius: 6px;
  font-size: 10px;
  text-align: right;
  z-index: 10;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.06);
}

.map-note strong {
  display: block;
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-secondary);
}

.map-note span {
  display: block;
  color: var(--text-muted);
}

/* Floating Asset Inspector Card */
.asset-card {
  position: absolute;
  right: 16px;
  top: 16px;
  width: min(360px, calc(100% - 32px));
  max-height: calc(100% - 32px);
  overflow-y: auto;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-strong);
  border-radius: 10px;
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1);
  display: none;
  z-index: 30;
}

.asset-card.open {
  display: block;
}

.asset-card .card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
}

.asset-card .card-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-primary);
}

.asset-card .card-close {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 18px;
  cursor: pointer;
  line-height: 1;
}

.asset-card .card-close:hover {
  color: var(--text-primary);
}

.asset-card .card-body {
  padding: 12px 14px;
}

.asset-grid {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 6px 10px;
  font-size: 11px;
}

.asset-key {
  color: var(--text-muted);
}

.asset-value {
  color: var(--text-primary);
  font-weight: 600;
  word-break: break-all;
}

.card-metrics {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
}

.card-metrics strong {
  display: block;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.btn-rep-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 3px 8px;
  font-family: inherit;
  font-size: 11px;
  font-weight: 600;
  background: rgba(37, 99, 235, 0.08);
  border: 1px solid rgba(37, 99, 235, 0.3);
  color: var(--accent-blue);
  border-radius: 6px;
  cursor: pointer;
  min-height: 24px;
  line-height: 1;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.btn-rep-toggle:hover {
  background: var(--accent-blue);
  border-color: var(--accent-blue);
  color: #ffffff;
}

.btn-rep-toggle:active {
  transform: translateY(1px);
}

.edit-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.edit-grid label {
  font-size: 11px;
  color: var(--text-secondary);
  display: grid;
  gap: 4px;
}

/* ==========================================================================
   ARCA Online Viewer - Standalone Styles
   ========================================================================== */

.converter-blurred-view {
  position: relative;
  min-height: calc(100vh - 56px);
  overflow: hidden;
}

.converter-background-blur {
  /* filter: blur(10px) saturate(0.65);
  opacity: 0.4; */
  pointer-events: none;
  user-select: none;
  transition: filter 0.3s ease;
}

.converter-notice-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 25;
  padding: 24px;
  background: rgba(248, 250, 252, 0.55);
  backdrop-filter: blur(4px);
}

.converter-notice-card {
  background: #ffffff;
  border: 1px solid var(--border-strong);
  border-radius: 12px;
  box-shadow: 0 24px 48px -12px rgba(15, 23, 42, 0.18), 0 8px 24px -4px rgba(15, 23, 42, 0.08);
  padding: 40px 36px;
  max-width: 580px;
  width: 100%;
  text-align: center;
  animation: noticeFadeIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes noticeFadeIn {
  from {
    opacity: 0;
    transform: translateY(14px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.notice-icon-box {
  width: 56px;
  height: 56px;
  margin: 0 auto 20px;
  border-radius: 12px;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
}

.notice-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.notice-desc {
  font-size: 13.5px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 24px;
}

.notice-feature-list {
  text-align: left;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px 18px;
  margin-bottom: 28px;
  display: grid;
  gap: 10px;
  font-size: 12px;
  color: var(--text-primary);
}

.notice-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  line-height: 1.4;
}

.notice-feature-item svg {
  flex-shrink: 0;
  color: var(--accent-blue);
  margin-top: 2px;
}

.notice-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-notice-github {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--text-primary);
  color: #ffffff;
  font-weight: 600;
  font-size: 13.5px;
  padding: 11px 22px;
  border-radius: 6px;
  text-decoration: none;
  transition: background 0.15s ease, transform 0.1s ease;
}

.btn-notice-github:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
}

.btn-notice-viewer {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: #ffffff;
  color: var(--text-primary);
  border: 1px solid var(--border-strong);
  font-weight: 600;
  font-size: 13.5px;
  padding: 11px 20px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.btn-notice-viewer:hover {
  background: var(--bg-subtle);
  border-color: var(--text-secondary);
  transform: translateY(-1px);
}

/* Dataset Switcher Card at Top of Sidebar */
.dataset-switcher-card {
  background: #ffffff;
  border-bottom: none;
  padding: 14px 16px 6px 16px;
}

.source-segmented {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px;
  background: var(--bg-subtle);
  padding: 3px;
  border-radius: 6px;
  border: 1px solid var(--border);
  margin-top: 8px;
}

.source-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 10px;
  border: none;
  outline: none;
  background: transparent;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.source-btn:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.6);
}

.source-btn.active {
  background: #ffffff;
  color: var(--text-primary);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  border: none;
}

.source-btn:focus-visible {
  outline: 2px solid #2563eb;
}

.source-caption {
  margin-top: 10px;
  font-size: 11px;
  color: var(--text-secondary);
  line-height: 1.45;
  padding: 8px 10px;
  background: var(--bg-subtle);
  border-radius: 4px;
  border-left: 3px solid var(--accent-blue);
}

.raw-download-banner {
  margin-top: 12px;
  padding: 10px 12px;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.raw-download-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11.5px;
  font-weight: 600;
  color: var(--accent-blue);
  text-decoration: none;
  padding: 4px 8px;
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: 4px;
  transition: all 0.15s ease;
}

.raw-download-btn:hover {
  background: var(--accent-blue);
  color: #ffffff;
  border-color: var(--accent-blue);
}

/* ==========================================================================
   Mini 3D BIM Viewer Component (Pure Model without GIS Map)
   ========================================================================== */
.mini-bim-section {
  background: #ffffff;
  border-bottom: 1px solid var(--border);
  padding: 6px 16px 14px 16px;
}

.mini-bim-container {
  position: relative;
  width: 100%;
  height: 180px;
  background: #f8fafc;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.04);
}

#miniBimCanvas {
  width: 100%;
  height: 100%;
  display: block;
  cursor: grab;
}

#miniBimCanvas:active {
  cursor: grabbing;
}

.mini-bim-overlay {
  position: absolute;
  top: 8px;
  left: 8px;
  right: 8px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  pointer-events: none;
  z-index: 10;
}

.mini-bim-tag {
  font-size: 10px;
  font-weight: 700;
  background: rgba(15, 23, 42, 0.85);
  color: #ffffff;
  padding: 2px 7px;
  border-radius: 4px;
  letter-spacing: 0.04em;
  backdrop-filter: blur(2px);
}

.mini-bim-btn {
  pointer-events: auto;
  width: 24px;
  height: 24px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  cursor: pointer;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.08);
  transition: all 0.15s ease;
}

.mini-bim-btn:hover {
  background: #ffffff;
  color: var(--text-primary);
  border-color: var(--border-strong);
  transform: translateY(-1px);
}

.mini-bim-btn:active {
  transform: translateY(0);
}

.mini-bim-spinner {
  position: absolute;
  inset: 0;
  background: rgba(248, 250, 252, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  z-index: 5;
  transition: opacity 0.2s ease;
}

.mini-bim-spinner.hidden {
  opacity: 0;
  pointer-events: none;
}

.spinner-dot {
  width: 22px;
  height: 22px;
  border: 2px solid var(--border-strong);
  border-top-color: var(--accent-blue);
  border-radius: 50%;
  animation: miniBimSpin 0.7s linear infinite;
}

@keyframes miniBimSpin {
  to {
    transform: rotate(360deg);
  }
}

.mini-bim-caption {
  margin-top: 6px;
  font-size: 11px;
  color: var(--text-secondary);
  line-height: 1.35;
}