.db-grid {
  display: grid; gap: 1rem;
  grid-template-columns: 220px 1fr;
}
@media (max-width: 720px) {
  .db-grid { grid-template-columns: 1fr; }
}
.db-grid > .db-sidebar { grid-column: 1; grid-row: 1 / span 2; align-self: start; position: sticky; top: 80px; }
.db-grid > .db-editor  { grid-column: 2; grid-row: 1; }
.db-grid > .db-results { grid-column: 2; grid-row: 2; }
@media (max-width: 720px) {
  .db-grid > .db-sidebar,
  .db-grid > .db-editor,
  .db-grid > .db-results { grid-column: 1; grid-row: auto; }
  .db-grid > .db-sidebar { position: static; }
}

.db-panel {
  background: var(--bg-3, var(--bg-3));
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 1.1rem 1.25rem;
  display: flex; flex-direction: column; gap: .75rem;
}
.db-panel h2 {
  font-size: 0.7rem; text-transform: uppercase; letter-spacing: .08em;
  color: var(--fg-3, var(--fg-2)); margin: 0; font-weight: 600;
}
.db-panel pre {
  margin: .5rem 0; font-size: 0.8125rem;
}

.db-setup { gap: 1rem; }
.db-setup__steps { padding-left: 1.25rem; display: flex; flex-direction: column; gap: 1rem; }
.db-setup__steps code {
  background: var(--bg-2);
  padding: .05em .35em; border-radius: 4px; border: 1px solid var(--rule);
  font-size: 0.85em;
}

.db-sidebar ul {
  list-style: none; padding: 0; margin: 0;
  display: flex; flex-direction: column; gap: .15rem;
}
.db-sidebar li button {
  width: 100%; text-align: left; padding: .4rem .55rem;
  background: transparent; color: var(--fg);
  border: 1px solid transparent; border-radius: var(--radius-sm, 6px);
  font: inherit; font-size: 0.875rem; cursor: pointer;
  font-family: var(--font-mono);
}
.db-sidebar li button:hover { background: var(--bg-2); }
.db-sidebar__refresh {
  align-self: flex-start;
  margin-top: .25rem;
  padding: .35rem .65rem;
  font-size: 0.8125rem;
}
.db-snippets__title {
  font-size: 0.7rem; text-transform: uppercase; letter-spacing: .08em;
  color: var(--fg-3, var(--fg-2)); margin: 1rem 0 .25rem;
  font-weight: 600;
}
.db-snippets li button {
  width: 100%; text-align: left; padding: .35rem .55rem;
  background: transparent; color: var(--fg-2);
  border: 1px solid transparent; border-radius: var(--radius-sm, 6px);
  font: inherit; font-size: 0.8125rem; cursor: pointer;
}
.db-snippets li button:hover { color: var(--fg); background: var(--bg-2); }

.db-editor textarea {
  width: 100%; min-height: 160px;
  padding: .65rem .75rem;
  background: var(--bg-3, var(--bg-3)); color: var(--fg);
  border: 1px solid var(--rule); border-radius: var(--radius-sm, 6px);
  font: inherit; font-family: var(--font-mono); font-size: 0.875rem;
  resize: vertical;
}
.db-editor__actions {
  display: flex; align-items: center; justify-content: space-between; gap: .75rem;
  flex-wrap: wrap;
}