/* ── Panel de control overlay CAD/PDF ─────────────────────────────── */
#cad-overlay-panel {
  position: fixed;
  bottom: calc(var(--sa-bottom) + var(--space-4) + 56px + var(--space-3) + 56px + var(--space-3));
  right: calc(var(--sa-right) + var(--space-4));
  z-index: var(--z-overlay);
  background: var(--color-bg-translucent);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  padding: var(--space-3);
  min-width: 200px;
  max-width: 280px;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 13px;
  color: var(--color-text);
}

@media (min-width: 1024px) {
  #cad-overlay-panel {
    right: calc(var(--drawer-w-desktop) + var(--space-4));
  }
  body.sidebar-tools-collapsed #cad-overlay-panel {
    right: calc(var(--sa-right) + var(--space-4));
  }
}

.cop-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
}
.cop-drag-handle {
  cursor: grab;
  user-select: none;
}
#cad-overlay-panel.is-dragging,
#cad-overlay-panel.is-dragging .cop-drag-handle { cursor: grabbing; }
#cad-overlay-panel.is-dragging { opacity: 0.92; }

.cop-btn--minimize {
  background: none;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  border-radius: var(--radius-md);
  width: 26px;
  height: 26px;
  cursor: pointer;
  font-size: 14px;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background var(--t-fast), color var(--t-fast);
}
.cop-btn--minimize:hover { background: var(--color-surface-2); }

#cad-overlay-panel.is-minimized .cop-row,
#cad-overlay-panel.is-minimized #cop-layers-wrap,
#cad-overlay-panel.is-minimized .cop-badge,
#cad-overlay-panel.is-minimized .cop-status { display: none; }
#cad-overlay-panel.is-minimized .cop-header { margin-bottom: 0; }

.cop-filename {
  font-weight: 600;
  font-size: 12px;
  color: var(--color-text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  flex: 1;
  min-width: 0;
}

.cop-btn--remove {
  background: none;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  border-radius: var(--radius-md);
  width: 26px;
  height: 26px;
  cursor: pointer;
  font-size: 16px;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background var(--t-fast), color var(--t-fast), border-color var(--t-fast);
}
.cop-btn--remove:hover {
  background: var(--color-surface-2);
  color: var(--color-danger);
  border-color: var(--color-danger);
}

.cop-row {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-2);
}

.cop-row label {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  color: var(--color-text-muted);
  cursor: pointer;
  white-space: nowrap;
  flex-shrink: 0;
}

.cop-slider {
  flex: 1;
  height: 4px;
  cursor: pointer;
  accent-color: var(--color-primary);
  min-width: 60px;
}

.cop-badge {
  display: inline-block;
  background: #fffbeb;
  border: 1px solid #fde68a;
  color: #78350f;
  border-radius: var(--radius-full);
  font-size: 10px;
  font-weight: 600;
  padding: 2px 8px;
  margin-bottom: var(--space-2);
}
.cop-badge[hidden] { display: none; }

.cop-status {
  font-size: 11px;
  color: var(--color-text-muted);
  line-height: 1.4;
}
.cop-status:empty { display: none; }

.cop-status.is-error {
  color: var(--color-danger);
  background: #fef2f2;
  border: 1px solid #fecaca;
  border-radius: var(--radius-md);
  padding: var(--space-2);
}
.cop-status.is-loading { color: var(--color-primary); }

.cop-progress {
  height: 3px;
  background: var(--color-surface-2);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-top: var(--space-1);
}
.cop-progress-bar {
  height: 100%;
  background: var(--color-primary);
  border-radius: var(--radius-full);
  width: 40%;
  animation: cop-indeterminate 1.4s ease-in-out infinite;
}
@keyframes cop-indeterminate {
  0%   { transform: translateX(-100%); }
  100% { transform: translateX(350%); }
}

/* ── Panel de capas ────────────────────────────────────────────────── */
.cop-layers-header {
  font-size: 11px;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin: var(--space-2) 0 var(--space-1);
}
#cop-layers-wrap[hidden] { display: none; }

#cop-layers-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
  max-height: 180px;
  overflow-y: auto;
  scrollbar-width: thin;
}

.cop-layer-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 11px;
  padding: 2px var(--space-1);
  border-radius: var(--radius-sm);
  cursor: pointer;
  user-select: none;
}
.cop-layer-item:hover { background: var(--color-surface-2); }
.cop-layer-item--big .cop-layer-name { font-weight: 600; }

.cop-layer-swatch {
  flex-shrink: 0;
  width: 12px;
  height: 12px;
  border-radius: 3px;
  border: 1px solid rgba(0,0,0,0.18);
  cursor: pointer;
  transition: transform var(--t-fast), border-color var(--t-fast);
}
.cop-layer-swatch:hover {
  transform: scale(1.25);
  border-color: rgba(0,0,0,0.35);
}

.cop-layer-cb { flex-shrink: 0; cursor: pointer; accent-color: var(--color-primary); }
.cop-layer-name { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--color-text); }
.cop-layer-count { flex-shrink: 0; color: var(--color-text-muted); font-variant-numeric: tabular-nums; }

/* ── Modal: Cargar plano CBML ──────────────────────────────────────── */
.clm-backdrop {
  position: fixed;
  inset: 0;
  z-index: calc(var(--z-overlay) + 10);
  background: rgba(0,0,0,0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
}
.clm-backdrop[hidden] { display: none; }

.clm-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  padding: var(--space-5) var(--space-5) var(--space-4);
  width: 100%;
  max-width: 380px;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  color: var(--color-text);
}

.clm-header {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  margin-bottom: var(--space-4);
}
.clm-title {
  font-size: 15px;
  font-weight: 700;
}
.clm-file-name {
  font-size: 12px;
  color: var(--color-text-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.clm-field {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  margin-bottom: var(--space-4);
}
.clm-label {
  font-size: 12px;
  font-weight: 600;
}
.clm-optional {
  font-weight: 400;
  color: var(--color-text-muted);
}
.clm-input {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-2) var(--space-3);
  font-size: 13px;
  color: var(--color-text);
  background: var(--color-surface);
  outline: none;
  transition: border-color var(--t-fast);
}
.clm-input:focus { border-color: var(--color-primary); }
.clm-hint {
  font-size: 11px;
  color: var(--color-text-muted);
  margin: 0;
  line-height: 1.4;
}

.clm-actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-2);
}
.clm-btn {
  border-radius: var(--radius-md);
  padding: var(--space-2) var(--space-4);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background var(--t-fast), color var(--t-fast), border-color var(--t-fast);
}
.clm-btn--secondary {
  background: var(--color-surface-2);
  color: var(--color-text-muted);
  border-color: var(--color-border);
}
.clm-btn--secondary:hover { background: var(--color-surface-3); color: var(--color-text); }
.clm-btn--primary {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}
.clm-btn--primary:hover { opacity: 0.88; }

/* ── Proyecto compartible ─────────────────────────────────────────── */

/* Banner proyecto activo */
.proyecto-banner {
  position: fixed;
  top: calc(var(--topbar-h, 48px) + var(--sa-top, 0px) + 6px);
  left: 50%; transform: translateX(-50%);
  z-index: 2000;
  background: var(--color-primary);
  color: #fff;
  padding: 6px 14px 6px 12px;
  border-radius: var(--radius-md, 8px);
  font-size: 13px;
  display: flex; align-items: center; gap: 8px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.25);
  max-width: 90vw;
}
.proyecto-banner-icon { font-size: 15px; }
.proyecto-banner-close {
  background: none; border: none; color: #fff;
  font-size: 18px; cursor: pointer; padding: 0 2px; line-height: 1;
  opacity: 0.8;
}
.proyecto-banner-close:hover { opacity: 1; }

/* Modal guardar proyecto */
.proyecto-modal-backdrop {
  position: fixed; inset: 0;
  z-index: 3000;
  background: rgba(15,23,42,0.55);
  display: flex; align-items: center; justify-content: center;
  padding: 16px;
}
.proyecto-modal-backdrop[hidden],
.proyecto-modal-backdrop[style*="display: none"] { display: none !important; }
.proyecto-modal {
  background: var(--color-bg, #fff);
  border: 1px solid var(--color-border, #e2e8f0);
  border-radius: var(--radius-lg, 12px);
  width: 100%; max-width: 420px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.22);
  display: flex; flex-direction: column;
}
.proyecto-modal-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 16px 10px;
  font-weight: 600; font-size: 15px;
  border-bottom: 1px solid var(--color-border, #e2e8f0);
}
.proyecto-modal-close {
  background: none; border: none; font-size: 20px;
  cursor: pointer; color: var(--color-text-muted, #64748b); line-height: 1;
}
.proyecto-modal-body { padding: 14px 16px; display: flex; flex-direction: column; gap: 8px; }
.proyecto-modal-footer {
  display: flex; justify-content: flex-end; gap: 8px;
  padding: 10px 16px 14px;
  border-top: 1px solid var(--color-border, #e2e8f0);
}
.psm-label { font-size: 12px; font-weight: 500; color: var(--color-text-muted, #64748b); }
.psm-input, .psm-textarea {
  width: 100%; box-sizing: border-box;
  border: 1px solid var(--color-border, #e2e8f0);
  border-radius: var(--radius-sm, 6px);
  padding: 7px 10px; font-size: 13px;
  background: var(--color-surface, #f8fafc);
  color: var(--color-text, #1e293b);
}
.psm-input:focus, .psm-textarea:focus { outline: 2px solid var(--color-primary, #3b82f6); border-color: transparent; }
.psm-textarea { resize: vertical; min-height: 56px; }
.psm-status { font-size: 12px; color: var(--color-text-muted, #64748b); min-height: 20px; }
.psm-btn {
  padding: 7px 14px; font-size: 13px; font-weight: 500;
  border-radius: var(--radius-sm, 6px); cursor: pointer;
  border: 1px solid var(--color-border, #e2e8f0);
}
.psm-btn--secondary { background: var(--color-surface, #f8fafc); color: var(--color-text-muted, #64748b); }
.psm-btn--secondary:hover { background: var(--color-surface-2, #f1f5f9); }
.psm-btn--primary { background: var(--color-primary, #3b82f6); color: #fff; border-color: var(--color-primary, #3b82f6); }
.psm-btn--primary:hover { opacity: 0.88; }
.psm-btn--primary:disabled { opacity: 0.55; cursor: not-allowed; }
.psm-btn--copy { background: var(--color-surface-3, #e2e8f0); color: var(--color-text, #1e293b); }
.psm-url-box { display: flex; flex-direction: column; gap: 6px; }
.psm-url-label { font-size: 12px; font-weight: 500; color: var(--color-text-muted, #64748b); }
.psm-url-row { display: flex; gap: 6px; }
.psm-url-input {
  flex: 1; min-width: 0;
  border: 1px solid var(--color-border, #e2e8f0);
  border-radius: var(--radius-sm, 6px);
  padding: 6px 8px; font-size: 12px;
  background: var(--color-surface, #f8fafc);
  color: var(--color-text, #1e293b);
}

/* Panel de comentarios */
.proyecto-comentarios-panel {
  margin-top: 16px;
  border-top: 1px solid var(--color-border, #e2e8f0);
  padding: 12px 0 0;
}
.pcp-header { padding: 0 4px 8px; }
.pcp-title { font-size: 13px; font-weight: 600; }
.pcp-list { display: flex; flex-direction: column; gap: 8px; max-height: 220px; overflow-y: auto; padding: 0 4px 8px; }
.pcp-item { background: var(--color-surface-2, #f1f5f9); border-radius: var(--radius-sm, 6px); padding: 8px 10px; }
.pcp-item-meta { font-size: 11px; color: var(--color-text-muted, #64748b); margin-bottom: 3px; }
.pcp-item-texto { font-size: 13px; word-break: break-word; }
.pcp-empty { font-size: 12px; color: var(--color-text-muted, #64748b); padding: 4px; }
.pcp-form { display: flex; flex-direction: column; gap: 6px; padding: 0 4px; }
.pcp-input, .pcp-textarea {
  width: 100%; box-sizing: border-box;
  border: 1px solid var(--color-border, #e2e8f0);
  border-radius: var(--radius-sm, 6px);
  padding: 6px 8px; font-size: 12px;
  background: var(--color-surface, #f8fafc);
}
.pcp-textarea { resize: vertical; min-height: 52px; }
.pcp-btn {
  align-self: flex-end;
  padding: 6px 14px; font-size: 12px; font-weight: 500;
  background: var(--color-primary, #3b82f6); color: #fff;
  border: none; border-radius: var(--radius-sm, 6px); cursor: pointer;
}
.pcp-btn:hover { opacity: 0.88; }
.pcp-btn:disabled { opacity: 0.55; cursor: not-allowed; }

/* Modal lista de proyectos */
.pml-modal { max-width: 520px; }
.pml-body { padding: 0 !important; }
.pml-list {
  max-height: 420px; overflow-y: auto;
  display: flex; flex-direction: column;
}
.pml-item {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-border, #e2e8f0);
}
.pml-item:last-child { border-bottom: none; }
.pml-item:hover { background: var(--color-surface, #f8fafc); }
.pml-item-info { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 2px; }
.pml-item-name { font-size: 14px; font-weight: 600; color: var(--color-text, #1e293b); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.pml-item-desc { font-size: 12px; color: var(--color-text-muted, #64748b); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.pml-item-date { font-size: 11px; color: var(--color-text-muted, #94a3b8); }
.pml-empty, .pml-loading {
  padding: 32px 16px; text-align: center;
  font-size: 13px; color: var(--color-text-muted, #64748b);
}