.qr-workspace {
  display: grid;
  grid-template-columns: minmax(340px, 430px) minmax(0, 1fr);
  align-items: start;
  gap: 16px;
  padding: 16px clamp(14px, 4vw, 52px) 40px;
}

.qr-panel {
  min-width: 0;
  padding: 18px;
  border: 1px solid rgba(145, 160, 173, 0.22);
  border-radius: 10px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), transparent),
    var(--panel);
  box-shadow: var(--shadow);
}

.qr-control-panel {
  position: sticky;
  top: 16px;
}

.qr-kicker {
  margin: 0 0 5px;
  color: var(--teal);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.12em;
}

.qr-option-grid {
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 10px;
  margin-bottom: 14px;
}

.qr-field {
  min-width: 0;
}

.qr-field .field-label {
  margin-bottom: 7px;
}

.qr-number-input {
  min-height: 48px;
  font-family: "Cascadia Code", "SFMono-Regular", Consolas, monospace;
  font-size: 15px;
}

.qr-color-field {
  display: block;
  margin-bottom: 16px;
}

.qr-message-input {
  min-height: 92px;
  max-height: 180px;
}

.qr-help {
  margin: 7px 0 16px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.55;
}

.qr-form-actions {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 88px;
  gap: 9px;
  margin-top: 12px;
}

.qr-results-panel {
  min-height: 520px;
}

.qr-results-head {
  align-items: center;
}

.qr-result-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
}

.qr-result-actions .small-button {
  padding-inline: 12px;
}

.qr-results {
  display: grid;
  grid-template-columns: minmax(0, 390px);
  justify-content: center;
  gap: 14px;
}

.qr-empty-state {
  grid-column: 1 / -1;
  display: grid;
  place-items: center;
  min-height: 410px;
  padding: 36px 20px;
  border: 1px dashed rgba(145, 160, 173, 0.32);
  border-radius: 10px;
  background:
    radial-gradient(circle at 50% 40%, rgba(32, 214, 191, 0.09), transparent 36%),
    rgba(7, 10, 15, 0.48);
  color: var(--muted);
  text-align: center;
}

.qr-empty-state strong {
  margin-top: 14px;
  color: var(--ink);
  font-size: 16px;
}

.qr-empty-state p {
  max-width: 390px;
  margin: 8px 0 0;
  font-size: 13px;
  line-height: 1.6;
}

.qr-empty-icon {
  position: relative;
  display: block;
  width: 64px;
  height: 64px;
  border: 6px solid var(--teal);
  border-radius: 12px;
  opacity: 0.72;
  box-shadow: 0 0 28px rgba(32, 214, 191, 0.26);
}

.qr-empty-icon::before,
.qr-empty-icon::after {
  content: "";
  position: absolute;
  width: 13px;
  height: 13px;
  border: 5px solid var(--gold);
  border-radius: 4px;
}

.qr-empty-icon::before {
  top: 8px;
  left: 8px;
}

.qr-empty-icon::after {
  right: 8px;
  bottom: 8px;
}

.qr-card {
  min-width: 0;
  padding: 14px;
  border: 1px solid rgba(32, 214, 191, 0.22);
  border-radius: 10px;
  background:
    linear-gradient(145deg, rgba(32, 214, 191, 0.07), rgba(244, 201, 93, 0.025) 58%, transparent),
    #090e14;
  box-shadow: 0 12px 26px rgba(0, 0, 0, 0.28);
}

.qr-preview {
  display: grid;
  place-items: center;
  aspect-ratio: 1;
  width: 100%;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  background: #ffffff;
}

.qr-preview canvas {
  display: block;
  width: 100%;
  height: auto;
  image-rendering: auto;
}

.qr-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
  margin-top: 12px;
}

.qr-card-title {
  min-width: 0;
}

.qr-card-title strong {
  display: block;
  overflow-wrap: anywhere;
  color: var(--ink);
  font-size: 15px;
}

.qr-card-title span {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 11px;
}

.qr-card-link {
  display: block;
  width: 100%;
  margin: 10px 0 0;
  overflow: hidden;
  color: var(--teal);
  font-family: "Cascadia Code", "SFMono-Regular", Consolas, monospace;
  font-size: 11px;
  line-height: 1.45;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.qr-card-actions {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 7px;
  margin-top: 12px;
}

.qr-card-actions button {
  min-width: 0;
  min-height: 36px;
  padding: 0 7px;
  font-size: 11px;
}

.qr-card .badge {
  min-height: 24px;
  padding: 3px 8px;
  border-color: rgba(52, 211, 153, 0.32);
  background: rgba(52, 211, 153, 0.09);
  color: var(--green);
  font-size: 10px;
}

:root[data-theme="light"] .qr-panel {
  border-color: rgba(15, 32, 45, 0.10);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.94), rgba(248, 251, 253, 0.88)),
    var(--panel);
}

:root[data-theme="light"] .qr-empty-state {
  border-color: rgba(15, 32, 45, 0.16);
  background:
    radial-gradient(circle at 50% 40%, rgba(15, 159, 144, 0.08), transparent 36%),
    rgba(248, 251, 253, 0.78);
}

:root[data-theme="light"] .qr-card {
  border-color: rgba(15, 159, 144, 0.18);
  background:
    linear-gradient(145deg, rgba(15, 159, 144, 0.07), rgba(184, 137, 20, 0.025) 58%, transparent),
    #ffffff;
  box-shadow: 0 12px 26px rgba(15, 32, 45, 0.09);
}

@media (max-width: 1050px) {
  .qr-workspace {
    grid-template-columns: 1fr;
  }

  .qr-control-panel {
    position: static;
  }
}

@media (max-width: 680px) {
  .qr-workspace {
    padding-top: 12px;
  }

  .qr-panel {
    padding: 14px;
  }

  .qr-form-actions {
    grid-template-columns: 1fr;
  }

  .qr-result-actions {
    width: 100%;
    justify-content: flex-start;
  }

  .qr-result-actions .small-button {
    flex: 1;
  }

  .qr-results {
    grid-template-columns: 1fr;
  }

  .qr-empty-state {
    min-height: 300px;
  }
}