.qr-studio {
  width: min(calc(100% - 2rem), var(--site-content));
  margin-inline: auto;
  padding-top: clamp(2.5rem, 7vw, 5.5rem);
}

.qr-hero {
  display: grid;
  max-width: 53rem;
  gap: 1rem;
}

.qr-hero h1 {
  max-width: 13ch;
  margin: 0;
  font-size: clamp(2.6rem, 8vw, 5.6rem);
  line-height: 0.94;
}

.qr-hero > p:not(.eyebrow) {
  max-width: 46rem;
  margin: 0;
  font-size: clamp(1rem, 2vw, 1.14rem);
  line-height: 1.75;
}

.qr-feature-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.qr-feature-list span {
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--site-border);
  border-radius: 999px;
  background: var(--site-accent-soft);
  color: var(--site-text);
  font-size: 0.72rem;
  font-weight: 750;
}

.qr-workspace {
  display: grid;
  margin-top: clamp(2.5rem, 6vw, 4.5rem);
  grid-template-columns: minmax(0, 1.45fr) minmax(19rem, 0.75fr);
  align-items: start;
  gap: clamp(1rem, 2.5vw, 2rem);
}

.qr-builder {
  display: grid;
  min-width: 0;
  gap: 1rem;
}

.qr-panel,
.qr-preview-panel {
  min-width: 0;
  padding: clamp(1.1rem, 3vw, 1.7rem);
  border: 1px solid var(--site-border);
  border-radius: var(--site-radius-lg);
  background: color-mix(in srgb, var(--site-surface) 94%, transparent);
  box-shadow: 0 1rem 3.5rem rgba(0, 0, 0, 0.11);
}

.qr-panel__heading,
.qr-preview-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}

.qr-panel__heading {
  padding-bottom: 1.15rem;
  border-bottom: 1px solid var(--site-border);
  justify-content: flex-start;
}

.qr-panel__heading > span {
  display: grid;
  width: 2rem;
  aspect-ratio: 1;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 0.65rem;
  background: var(--site-accent-soft);
  color: var(--site-accent);
  font-size: 0.69rem;
  font-weight: 850;
}

.qr-panel h2,
.qr-preview-panel h2 {
  margin: 0;
  font-size: clamp(1.2rem, 3vw, 1.55rem);
}

.qr-panel__heading p {
  margin: 0.35rem 0 0;
  font-size: 0.85rem;
  line-height: 1.55;
}

.qr-type-switcher {
  display: grid;
  margin: 1.25rem 0;
  padding: 0.35rem;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.3rem;
  border: 1px solid var(--site-border);
  border-radius: 0.9rem;
  background: var(--site-bg-soft);
}

.qr-type-switcher label {
  position: relative;
  min-width: 0;
  cursor: pointer;
}

.qr-type-switcher input {
  position: absolute;
  z-index: 1;
  inset: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  opacity: 0;
  cursor: pointer;
}

.qr-type-switcher span {
  display: grid;
  min-height: 2.55rem;
  padding: 0.5rem 0.35rem;
  place-items: center;
  border-radius: 0.65rem;
  color: var(--site-muted);
  font-size: 0.75rem;
  font-weight: 750;
  transition: background 160ms ease, color 160ms ease;
}

.qr-type-switcher input:checked + span {
  background: var(--site-surface-strong);
  color: var(--site-accent);
  box-shadow: 0 0 0 1px var(--site-border);
}

.qr-type-switcher input:focus-visible + span {
  outline: 3px solid var(--site-accent);
  outline-offset: 2px;
}

.qr-content-panel,
.qr-form-grid {
  min-width: 0;
}

.qr-content-panel[hidden] {
  display: none;
}

.qr-form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.qr-content-panel > .qr-form-grid {
  margin-top: 1rem;
}

.qr-span-2 {
  grid-column: 1 / -1;
}

.qr-studio label:not(.qr-check),
.qr-content-panel > label {
  display: grid;
  min-width: 0;
  gap: 0.5rem;
  color: var(--site-text);
  font-size: 0.78rem;
  font-weight: 750;
}

.qr-studio input:not([type="radio"]):not([type="checkbox"]):not([type="range"]):not([type="color"]),
.qr-studio select,
.qr-studio textarea {
  width: 100%;
  min-width: 0;
  min-height: 3.05rem;
  padding: 0.76rem 0.85rem;
  border: 1px solid var(--site-border-strong);
  border-radius: 0.72rem;
  background: var(--site-bg-soft);
  color: var(--site-text);
  font: inherit;
  font-size: 0.9rem;
}

.qr-studio textarea {
  min-height: 7rem;
  resize: vertical;
}

.qr-studio input::placeholder,
.qr-studio textarea::placeholder {
  color: color-mix(in srgb, var(--site-muted) 78%, transparent);
}

.qr-studio input:disabled {
  cursor: not-allowed;
  opacity: 0.5;
}

.qr-check {
  display: flex;
  min-height: 3rem;
  padding: 0.7rem 0.85rem;
  align-items: center;
  gap: 0.65rem;
  border: 1px solid var(--site-border);
  border-radius: 0.72rem;
  color: var(--site-text);
  cursor: pointer;
  font-size: 0.82rem;
  font-weight: 700;
}

.qr-check input {
  width: 1.05rem;
  height: 1.05rem;
  accent-color: var(--site-accent-strong);
}

.field-note {
  margin: 0.8rem 0 0;
  font-size: 0.75rem;
  line-height: 1.55;
}

#audio-preview {
  width: 100%;
  margin-top: 0.8rem;
}

.qr-logo-row {
  display: grid;
  margin: 1.25rem 0;
  grid-template-columns: minmax(0, 1fr) auto auto;
  align-items: center;
  gap: 0.8rem;
}

.qr-logo-drop {
  position: relative;
  min-width: 0;
}

.qr-logo-drop input {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  opacity: 0;
}

.qr-logo-drop label {
  display: grid;
  min-height: 4.4rem;
  padding: 0.8rem 1rem;
  align-content: center;
  gap: 0.25rem;
  border: 1px dashed var(--site-border-strong);
  border-radius: 0.8rem;
  background: var(--site-bg-soft);
  cursor: pointer;
}

.qr-logo-drop label:hover,
.qr-logo-drop input:focus-visible + label {
  border-color: var(--site-accent);
}

.qr-logo-drop strong {
  color: var(--site-text);
  font-size: 0.86rem;
}

.qr-logo-drop span {
  color: var(--site-muted);
  font-size: 0.7rem;
}

.qr-logo-preview {
  display: grid;
  width: 4.4rem;
  aspect-ratio: 1;
  overflow: hidden;
  place-items: center;
  border: 1px solid var(--site-border);
  border-radius: 0.85rem;
  background: #fff;
  color: #667085;
  font-size: 0.68rem;
}

.qr-logo-preview img {
  width: 100%;
  height: 100%;
  padding: 0.35rem;
  object-fit: contain;
}

.qr-text-button {
  width: auto;
  min-width: 0;
  padding: 0.5rem;
  border: 0;
  background: transparent;
  color: var(--site-danger);
  cursor: pointer;
  font: inherit;
  font-size: 0.75rem;
  font-weight: 750;
}

.qr-studio input[type="range"] {
  width: 100%;
  accent-color: var(--site-accent-strong);
}

.qr-studio output {
  justify-self: end;
  color: var(--site-muted);
  font-size: 0.72rem;
}

.qr-presets {
  display: flex;
  margin: 1.25rem 0;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.qr-presets button {
  width: auto;
  min-width: 0;
  min-height: 2.35rem;
  margin: 0;
  padding: 0.45rem 0.78rem;
  border: 1px solid var(--site-border);
  border-radius: 999px;
  background: var(--site-bg-soft);
  color: var(--site-text);
  cursor: pointer;
  font: inherit;
  font-size: 0.72rem;
  font-weight: 750;
}

.qr-presets button:hover {
  border-color: var(--site-accent);
  transform: none;
}

.qr-style-grid input[type="color"] {
  width: 100%;
  height: 3.05rem;
  padding: 0.25rem;
  border: 1px solid var(--site-border-strong);
  border-radius: 0.72rem;
  background: var(--site-bg-soft);
  cursor: pointer;
}

.qr-contrast {
  min-height: 1.5rem;
  margin: 1rem 0 0;
  font-size: 0.76rem;
}

.qr-contrast[data-level="good"] { color: var(--site-accent); }
.qr-contrast[data-level="okay"] { color: #f7c66b; }
.qr-contrast[data-level="warning"] { color: var(--site-danger); }

.qr-builder-actions,
.qr-download-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
}

.qr-builder-actions {
  padding-top: 0.25rem;
}

.qr-builder-actions button,
.qr-download-grid button {
  width: 100%;
  margin: 0;
  cursor: pointer;
}

.qr-builder-actions button:disabled,
.qr-download-grid button:disabled {
  cursor: not-allowed;
  opacity: 0.5;
  transform: none;
}

.qr-preview-panel {
  position: sticky;
  top: 6.5rem;
}

.qr-preview-heading .eyebrow {
  margin-bottom: 0.45rem;
}

.qr-ready-indicator {
  padding: 0.4rem 0.65rem;
  border-radius: 999px;
  background: var(--site-accent-soft);
  color: var(--site-accent);
  font-size: 0.68rem;
  font-weight: 800;
  white-space: nowrap;
}

.qr-ready-indicator[data-state="error"] {
  background: color-mix(in srgb, var(--site-danger) 14%, transparent);
  color: var(--site-danger);
}

.qr-ready-indicator[data-state="pending"] {
  background: color-mix(in srgb, var(--site-blue) 14%, transparent);
  color: var(--site-blue);
}

.qr-canvas-wrap {
  display: grid;
  min-height: 18rem;
  margin: 1.25rem 0 0.9rem;
  padding: clamp(0.8rem, 3vw, 1.4rem);
  overflow: hidden;
  place-items: center;
  border: 1px solid var(--site-border);
  border-radius: 1.15rem;
  background:
    linear-gradient(45deg, #f0f2f4 25%, transparent 25%) 0 0 / 1rem 1rem,
    linear-gradient(45deg, transparent 75%, #f0f2f4 75%) 0 0 / 1rem 1rem,
    linear-gradient(45deg, transparent 75%, #f0f2f4 75%) -0.5rem 0.5rem / 1rem 1rem,
    linear-gradient(45deg, #f0f2f4 25%, #fff 25%) -0.5rem 0.5rem / 1rem 1rem;
}

.qr-canvas-wrap svg,
.qr-canvas-wrap canvas {
  display: block;
  width: min(100%, 24rem) !important;
  max-width: 100%;
  height: auto !important;
}

.qr-status {
  min-height: 1.35rem;
  margin: 0;
  color: var(--site-accent) !important;
  font-size: 0.74rem;
}

.qr-status[data-state="error"] {
  color: var(--site-danger) !important;
}

.qr-summary {
  display: grid;
  margin: 1rem 0;
  gap: 0;
  border-top: 1px solid var(--site-border);
}

.qr-summary div {
  display: grid;
  min-width: 0;
  padding: 0.72rem 0;
  grid-template-columns: 5.5rem minmax(0, 1fr);
  gap: 0.75rem;
  border-bottom: 1px solid var(--site-border);
}

.qr-summary dt {
  color: var(--site-muted);
  font-size: 0.72rem;
}

.qr-summary dd {
  min-width: 0;
  margin: 0;
  overflow: hidden;
  color: var(--site-text);
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  font-size: 0.72rem;
  text-align: right;
  text-overflow: ellipsis;
  white-space: nowrap;
}

@media (max-width: 58rem) {
  .qr-workspace { grid-template-columns: 1fr; }
  .qr-preview-panel { position: static; }
}

@media (max-width: 38rem) {
  .qr-studio { width: min(calc(100% - 1.25rem), var(--site-content)); }
  .qr-type-switcher { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .qr-form-grid, .qr-builder-actions, .qr-download-grid { grid-template-columns: 1fr; }
  .qr-span-2 { grid-column: auto; }
  .qr-logo-row { grid-template-columns: minmax(0, 1fr) auto; }
  .qr-text-button { grid-column: 1 / -1; justify-self: start; }
  .qr-canvas-wrap { min-height: 15rem; }
}

@media (max-width: 24rem) {
  .qr-panel, .qr-preview-panel { padding: 0.9rem; border-radius: 1rem; }
  .qr-type-switcher { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .qr-panel__heading { gap: 0.7rem; }
}

@media (prefers-reduced-motion: reduce) {
  .qr-type-switcher span { transition: none; }
}