[data-hkacm-qrcode] {
  --hk-bg: #f3f1ec;
  --hk-surface: #fbfaf7;
  --hk-surface-2: #ffffff;
  --hk-border: rgba(38, 32, 25, 0.10);
  --hk-border-strong: rgba(38, 32, 25, 0.16);
  --hk-text: #211d17;
  --hk-muted: #726e67;
  --hk-faint: #9d9992;
  --hk-primary: #0d6b6f;
  --hk-primary-hover: #0a5457;
  --hk-primary-soft: #d9ece8;
  --hk-radius-xl: 24px;
  --hk-radius-lg: 18px;
  --hk-radius-md: 14px;
  --hk-radius-pill: 999px;
  --hk-shadow-lg: 0 18px 40px rgba(28, 24, 20, 0.08);
  --hk-shadow-sm: 0 4px 14px rgba(28, 24, 20, 0.05);
  --hk-font: Inter, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--hk-text);
  font-family: var(--hk-font);
}
[data-hkacm-qrcode] * { box-sizing: border-box; }
[data-hkacm-qrcode] .hkacm-qrcode-shell {
  background: linear-gradient(180deg, rgba(255,255,255,0.72), rgba(255,255,255,0.96));
  border: 1px solid rgba(38, 32, 25, 0.08);
  border-radius: 28px;
  padding: 22px;
  box-shadow: var(--hk-shadow-lg);
  backdrop-filter: blur(10px);
}
[data-hkacm-qrcode] .hkacm-qrcode-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}
[data-hkacm-qrcode] .hkacm-qrcode-kicker {
  margin: 0 0 8px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--hk-primary);
  font-weight: 800;
}
[data-hkacm-qrcode] .hkacm-qrcode-title {
  margin: 0;
  font-size: clamp(28px, 3.2vw, 42px);
  line-height: 1.02;
  letter-spacing: -0.04em;
  font-weight: 800;
}
[data-hkacm-qrcode] .hkacm-qrcode-subtitle {
  margin: 10px 0 0;
  color: var(--hk-muted);
  max-width: 64ch;
  font-size: 14px;
}
[data-hkacm-qrcode] .hkacm-qrcode-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.92fr);
  gap: 18px;
}
[data-hkacm-qrcode] .hkacm-qrcode-panel {
  background: color-mix(in srgb, var(--hk-surface) 86%, #ffffff);
  border: 1px solid var(--hk-border);
  border-radius: var(--hk-radius-xl);
  padding: 18px;
  box-shadow: var(--hk-shadow-sm);
}
[data-hkacm-qrcode] .hkacm-qrcode-form,
[data-hkacm-qrcode] .hkacm-qrcode-field,
[data-hkacm-qrcode] .hkacm-qrcode-dynamic-fields {
  display: grid;
  gap: 12px;
}
[data-hkacm-qrcode] .hkacm-qrcode-label {
  font-size: 13px;
  font-weight: 700;
  color: var(--hk-text);
}
[data-hkacm-qrcode] .hkacm-qrcode-modes {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}
[data-hkacm-qrcode] .hkacm-qrcode-mode,
[data-hkacm-qrcode] .hkacm-qrcode-btn {
  appearance: none;
  border: 1px solid var(--hk-border);
  background: rgba(255,255,255,0.88);
  color: var(--hk-text);
  border-radius: 16px;
  min-height: 46px;
  padding: 12px 14px;
  font: inherit;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease, box-shadow 180ms ease;
}
[data-hkacm-qrcode] .hkacm-qrcode-mode:hover,
[data-hkacm-qrcode] .hkacm-qrcode-btn:hover {
  transform: translateY(-1px);
  border-color: var(--hk-border-strong);
}
[data-hkacm-qrcode] .hkacm-qrcode-mode.is-active {
  background: linear-gradient(180deg, #ecf7f6, var(--hk-primary-soft));
  border-color: rgba(13, 107, 111, 0.42);
  color: var(--hk-primary);
  box-shadow: inset 0 0 0 1px rgba(13, 107, 111, 0.12);
}
[data-hkacm-qrcode] .hkacm-qrcode-input,
[data-hkacm-qrcode] .hkacm-qrcode-textarea {
  width: 100%;
  border: 1px solid var(--hk-border);
  background: rgba(255,255,255,0.96);
  color: var(--hk-text);
  border-radius: var(--hk-radius-md);
  padding: 14px 15px;
  font: inherit;
  font-size: 14px;
}
[data-hkacm-qrcode] .hkacm-qrcode-input:focus,
[data-hkacm-qrcode] .hkacm-qrcode-textarea:focus,
[data-hkacm-qrcode] .hkacm-qrcode-mode:focus,
[data-hkacm-qrcode] .hkacm-qrcode-btn:focus {
  outline: none;
  border-color: rgba(13, 107, 111, 0.42);
  box-shadow: 0 0 0 3px rgba(13, 107, 111, 0.10);
}
[data-hkacm-qrcode] .hkacm-qrcode-textarea { min-height: 112px; resize: vertical; }
[data-hkacm-qrcode] .hkacm-qrcode-help {
  font-size: 12px;
  color: var(--hk-faint);
  margin-top: -2px;
}
[data-hkacm-qrcode] .hkacm-qrcode-actions {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: 4px;
}
[data-hkacm-qrcode] .hkacm-qrcode-btn-primary {
  background: var(--hk-primary);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 10px 20px rgba(13, 107, 111, 0.16);
}
[data-hkacm-qrcode] .hkacm-qrcode-btn-primary:hover { background: var(--hk-primary-hover); }
[data-hkacm-qrcode] .hkacm-qrcode-preview-panel {
  padding: 0;
  overflow: hidden;
}
[data-hkacm-qrcode] .hkacm-qrcode-preview-box {
  width: 100%;
  height: 100%;
  display: grid;
  grid-template-rows: auto auto 1fr auto;
  gap: 0;
}
[data-hkacm-qrcode] .hkacm-qrcode-preview-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 18px 18px 12px;
  border-bottom: 1px solid rgba(38, 32, 25, 0.06);
}
[data-hkacm-qrcode] .hkacm-qrcode-preview-top strong {
  font-size: 14px;
  letter-spacing: -0.02em;
}
[data-hkacm-qrcode] .hkacm-qrcode-preview-top span {
  font-size: 12px;
  color: var(--hk-muted);
}
[data-hkacm-qrcode] .hkacm-qrcode-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 30px;
  padding: 0 10px;
  border-radius: var(--hk-radius-pill);
  background: var(--hk-primary-soft);
  color: var(--hk-primary);
  font-size: 12px;
  font-weight: 700;
}
[data-hkacm-qrcode] .hkacm-qrcode-preview-stage-wrap {
  display: grid;
  place-items: center;
  padding: 18px;
}
[data-hkacm-qrcode] .hkacm-qrcode-preview-stage {
  width: min(100%, 280px);
  aspect-ratio: 1;
  background: #fff;
  border-radius: 24px;
  padding: 16px;
  display: grid;
  place-items: center;
  box-shadow: 0 18px 34px rgba(30, 26, 22, 0.08), inset 0 0 0 1px rgba(40,37,29,0.07);
}
[data-hkacm-qrcode] .hkacm-qrcode-preview-stage svg,
[data-hkacm-qrcode] .hkacm-qrcode-preview-stage canvas { width: 100%; height: auto; }
[data-hkacm-qrcode] .hkacm-qrcode-status-wrap {
  padding: 0 18px 16px;
}
[data-hkacm-qrcode] .hkacm-qrcode-status {
  margin: 0;
  color: var(--hk-muted);
  font-size: 13px;
  text-align: center;
  min-height: 20px;
}
[data-hkacm-qrcode] .hkacm-qrcode-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
  border-top: 1px solid rgba(38, 32, 25, 0.06);
  background: rgba(255,255,255,0.5);
}
[data-hkacm-qrcode] .hkacm-qrcode-meta div {
  display: grid;
  gap: 4px;
  padding: 14px 18px;
}
[data-hkacm-qrcode] .hkacm-qrcode-meta div + div {
  border-left: 1px solid rgba(38, 32, 25, 0.06);
}
[data-hkacm-qrcode] .hkacm-qrcode-meta span {
  color: var(--hk-faint);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
[data-hkacm-qrcode] .hkacm-qrcode-meta strong {
  font-size: 14px;
  word-break: break-word;
}
@media (max-width: 920px) {
  [data-hkacm-qrcode] .hkacm-qrcode-layout { grid-template-columns: 1fr; }
  [data-hkacm-qrcode] .hkacm-qrcode-preview-stage { width: min(100%, 300px); }
}
@media (max-width: 640px) {
  [data-hkacm-qrcode] .hkacm-qrcode-shell { padding: 14px; border-radius: 22px; }
  [data-hkacm-qrcode] .hkacm-qrcode-panel { padding: 14px; border-radius: 18px; }
  [data-hkacm-qrcode] .hkacm-qrcode-header { align-items: flex-start; margin-bottom: 14px; }
  [data-hkacm-qrcode] .hkacm-qrcode-subtitle { font-size: 13px; }
  [data-hkacm-qrcode] .hkacm-qrcode-modes,
  [data-hkacm-qrcode] .hkacm-qrcode-actions,
  [data-hkacm-qrcode] .hkacm-qrcode-meta { grid-template-columns: 1fr; }
  [data-hkacm-qrcode] .hkacm-qrcode-meta div + div { border-left: 0; border-top: 1px solid rgba(38, 32, 25, 0.06); }
  [data-hkacm-qrcode] .hkacm-qrcode-preview-top,
  [data-hkacm-qrcode] .hkacm-qrcode-preview-stage-wrap,
  [data-hkacm-qrcode] .hkacm-qrcode-status-wrap,
  [data-hkacm-qrcode] .hkacm-qrcode-meta div { padding-left: 14px; padding-right: 14px; }
}