/* qr-code-generator.css v2-r4 */

.qr-layout {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1.2rem;
  align-items: flex-start;
}

@media (max-width: 640px) { .qr-layout { grid-template-columns: 1fr; } }

.qr-output {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem;
  border: 1px solid var(--border);
  background: #f9fafb;
  min-width: 200px;
}

.qr-canvas-wrap {
  width: 200px;
  height: 200px;
  background: #fff;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
}

#qrCanvas { display: block; }

.qr-empty {
  font-size: 0.78rem;
  color: var(--text-muted);
  text-align: center;
  line-height: 1.5;
}

.qr-size-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
  flex-wrap: wrap;
}

.qr-size-row label { font-size: 0.78rem; color: var(--text-muted); }
.qr-size-row select {
  padding: 0.3rem 0.45rem;
  border: 1px solid var(--border);
  font-size: 0.78rem;
  background: #fff;
}

.qr-type-row {
  display: flex;
  gap: 0.45rem;
  flex-wrap: wrap;
  margin-bottom: 0.75rem;
}

.qr-type-btn {
  font-size: 0.72rem;
  padding: 0.35rem 0.7rem;
  border: 1px solid var(--border);
  background: #f9fafb;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  cursor: pointer;
}

.qr-type-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}