.app-error-overlay {
  position: fixed;
  inset: 0;
  background: rgba(11,16,32,0.78);
  z-index: 9999;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 24px;
  overflow: auto;
}
.app-error-card {
  background: #0f172a;
  color: #e5e7eb;
  border: 1px solid #334155;
  border-radius: 8px;
  width: min(100%, 960px);
  box-shadow: 0 10px 30px rgba(0,0,0,0.6);
}
.app-error-title {
  font-size: 18px;
  font-weight: 700;
  padding: 16px 16px 0 16px;
}
.app-error-sub {
  font-size: 13px;
  color: #cbd5e1;
  padding: 4px 16px 8px 16px;
}
.app-error-actions {
  display: flex;
  gap: 8px;
  padding: 8px 16px;
}
.btn {
  background: #334155;
  color: #e5e7eb;
  border: 1px solid #475569;
  padding: 6px 10px;
  border-radius: 6px;
  cursor: pointer;
}
.btn.secondary { background: transparent; }
.btn:hover { background: #475569; }
.app-error-log {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 12px;
  white-space: pre-wrap;
  padding: 12px 16px 16px 16px;
  border-top: 1px solid #334155;
  max-height: 60vh;
  overflow: auto;
}