/* Compatibility helpers for not-yet-migrated templates */
.stack,
.stack-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.grid-three {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(12, minmax(0, 1fr));
}
.grid-three > * {
  grid-column: span 4;
}
.installer-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: minmax(280px, 360px) minmax(0, 1fr);
}
.installer-sidebar,
.installer-main {
  height: 100%;
}
.installer-checklist,
.installer-help,
.installer-intro {
  color: var(--app-muted);
}
.installer-actions {
  justify-content: flex-start;
}
.result-list {
  display: grid;
  gap: .55rem;
  max-height: 320px;
  overflow: auto;
}
.result-item {
  border: 1px solid #dbe4f0;
  border-radius: .9rem;
  background: #fff;
  padding: .75rem .9rem;
  display: flex;
  flex-direction: column;
  gap: .2rem;
  color: inherit;
}
.result-item.active {
  border-color: #93c5fd;
  background: #eff6ff;
}
.readonly-summary-card {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: .75rem;
}
.readonly-summary-card > div {
  border: 1px solid #dbe4f0;
  border-radius: .9rem;
  background: #f8fbff;
  padding: .7rem .8rem;
}
.readonly-summary-card span {
  display: block;
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--app-muted);
}
.readonly-summary-card strong {
  font-size: .98rem;
}
.compact-grid {
  gap: .75rem;
}
.compact-tabs .tab-link {
  padding: .55rem .85rem;
}
.narrow {
  width: min(100%, 620px);
  margin-inline: auto;
}
.mobile-sticky-actions {
  position: sticky;
  bottom: .5rem;
  background: rgba(244,247,251,.96);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(219,228,240,.95);
  border-radius: 1rem;
  padding: .5rem;
  z-index: 10;
}
.stack-on-mobile {
  display: grid;
  gap: .65rem;
}
.stack-on-mobile > * {
  width: 100%;
}
.scanner-frame-mobile {
  min-height: 240px;
}
.scanner-frame-mobile video {
  min-height: 240px;
}
@media (max-width: 1199.98px) {
  .installer-grid {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 991.98px) {
  .grid-three > * {
    grid-column: span 12;
  }
  .readonly-summary-card {
    grid-template-columns: 1fr;
  }
}