:root {
  --toolbox-background: #f6f7fb;
  --toolbox-surface: #fff;
  --toolbox-surface-soft: #eff1f7;
  --toolbox-text: #202332;
  --toolbox-muted: #656b7d;
  --toolbox-border: #d9dce7;
  --toolbox-accent: #5b4ec4;
  --toolbox-accent-hover: #493caf;
  --toolbox-accent-soft: #ece9ff;
  --toolbox-accent-contrast: #fff;
  --toolbox-focus: #137d75;
  --toolbox-danger: #b42342;
}
* {
  box-sizing: border-box;
}
html {
  min-width: 20rem;
  min-height: 100%;
  background: var(--toolbox-background);
  scrollbar-gutter: stable;
}
body {
  min-width: 20rem;
  min-height: 100vh;
  margin: 0;
  background: var(--toolbox-background);
  color: var(--toolbox-text);
  font-family: Inter, ui-sans-serif, system-ui, sans-serif;
}
button,
input,
select,
textarea {
  font: inherit;
}
button,
.button {
  min-height: 2.55rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.55rem 0.8rem;
  border: 1px solid var(--toolbox-border);
  border-radius: 0.65rem;
  background: var(--toolbox-surface);
  color: var(--toolbox-text);
  font-weight: 720;
  cursor: pointer;
}
button:hover:not(:disabled),
.button:hover {
  border-color: var(--toolbox-accent);
  background: var(--toolbox-surface-soft);
}
:where(button, input, select, textarea, a):focus-visible {
  outline: 3px solid color-mix(in srgb, var(--toolbox-focus) 42%, transparent);
  outline-offset: 2px;
}
input,
select,
textarea {
  width: 100%;
  min-height: 2.55rem;
  padding: 0.58rem 0.7rem;
  border: 1px solid var(--toolbox-border);
  border-radius: 0.62rem;
  background: var(--toolbox-surface);
  color: var(--toolbox-text);
}
textarea {
  min-height: 10rem;
  resize: vertical;
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  line-height: 1.48;
}
.toolbox-shell__main {
  width: min(100%, 90rem);
  padding: clamp(0.75rem, 1.8vw, 1.5rem);
}
.workbench {
  display: grid;
  gap: 1rem;
}
.hero,
.panel {
  border: 1px solid var(--toolbox-border);
  border-radius: 0.9rem;
  background: var(--toolbox-surface);
  box-shadow: 0 8px 28px rgb(30 36 70 / 4%);
}
.hero {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: flex-start;
  padding: clamp(1.1rem, 3vw, 2rem);
}
.hero h1,
.panel h2,
.panel h3,
.help-dialog h2,
.fatal h1 {
  margin: 0;
  letter-spacing: -0.025em;
}
.hero p:not(.eyebrow) {
  max-width: 52rem;
  margin: 0.55rem 0 0;
  color: var(--toolbox-muted);
  line-height: 1.55;
}
.eyebrow {
  margin: 0 0 0.3rem;
  color: var(--toolbox-accent);
  font-size: 0.69rem;
  font-weight: 820;
  letter-spacing: 0.115em;
  text-transform: uppercase;
}
.privacy-pill {
  flex: 0 0 auto;
  padding: 0.38rem 0.62rem;
  border-radius: 999px;
  background: var(--toolbox-accent-soft);
  color: var(--toolbox-accent);
  font-size: 0.75rem;
  font-weight: 760;
}
.panel {
  padding: 1rem;
}
.panel-heading {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: end;
  margin-bottom: 0.9rem;
}
.capability-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 13rem), 1fr));
  gap: 0.75rem;
}
.capability-grid article {
  padding: 0.9rem;
  border: 1px solid var(--toolbox-border);
  border-radius: 0.72rem;
  background: var(--toolbox-surface-soft);
}
.capability-grid p {
  margin: 0.4rem 0 0;
  color: var(--toolbox-muted);
  line-height: 1.48;
}
.workspace-tabs {
  display: flex;
  gap: 0.4rem;
  overflow-x: auto;
  padding-bottom: 0.2rem;
}
.workspace-tabs button[aria-selected="true"] {
  border-color: var(--toolbox-accent);
  background: var(--toolbox-accent);
  color: var(--toolbox-accent-contrast);
}
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 20rem), 1fr));
  gap: 0.85rem;
}
.field {
  display: grid;
  gap: 0.35rem;
}
.field > span {
  font-size: 0.76rem;
  font-weight: 750;
}
.muted {
  color: var(--toolbox-muted);
}
.result {
  padding: 0.8rem;
  border: 1px solid var(--toolbox-border);
  border-radius: 0.68rem;
  background: var(--toolbox-surface-soft);
  overflow-wrap: anywhere;
}
.loading,
.fatal {
  width: min(100% - 2rem, 60rem);
  margin: 2rem auto;
  padding: 1rem;
}
.help-dialog {
  width: min(36rem, calc(100% - 2rem));
  border: 1px solid var(--toolbox-border);
  border-radius: 0.9rem;
  background: var(--toolbox-surface);
  color: var(--toolbox-text);
}
.help-dialog::backdrop {
  background: rgb(20 24 45 / 55%);
}
.dialog-heading {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: start;
}
.workspace {
  display: grid;
  gap: 0.85rem;
}
.editor-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}
.editor-grid textarea {
  min-height: 22rem;
}
.encoding-row {
  display: grid;
  grid-template-columns: minmax(10rem, 16rem) minmax(12rem, 1fr);
  gap: 0.7rem;
  align-items: end;
}
.actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.primary {
  border-color: var(--toolbox-accent);
  background: var(--toolbox-accent);
  color: var(--toolbox-accent-contrast);
}
.file-button {
  position: relative;
  overflow: hidden;
}
.file-button input {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
}
.check {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  min-height: 2.55rem;
}
.check input {
  width: auto;
  min-height: auto;
}
.inventory {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(7rem, 1fr));
  gap: 0.45rem;
  margin: 0;
}
.inventory div {
  padding: 0.55rem;
  border-radius: 0.55rem;
  background: var(--toolbox-surface-soft);
}
.inventory dt {
  color: var(--toolbox-muted);
  font-size: 0.66rem;
  font-weight: 750;
}
.inventory dd {
  margin: 0.15rem 0 0;
}
.steps {
  display: grid;
  gap: 0.55rem;
  margin: 0;
  padding: 0;
  list-style: none;
}
.steps li {
  display: grid;
  grid-template-columns: minmax(12rem, 0.8fr) minmax(12rem, 1.4fr) auto;
  gap: 0.6rem;
  align-items: center;
  padding: 0.6rem;
  border: 1px solid var(--toolbox-border);
  border-radius: 0.65rem;
}
.step-actions {
  display: flex;
  gap: 0.25rem;
}
.step-actions button {
  min-width: 2.55rem;
  padding: 0.4rem;
}
.warning,
.error,
.notice {
  margin: 0;
  padding: 0.7rem;
  border: 1px solid var(--toolbox-border);
  border-radius: 0.65rem;
  line-height: 1.5;
}
.warning {
  border-color: #d9a72e;
  background: #fff8df;
  color: #725000;
}
.error {
  border-color: var(--toolbox-danger);
  color: var(--toolbox-danger);
}
.notice {
  background: var(--toolbox-surface-soft);
}
table {
  width: 100%;
  border-collapse: collapse;
}
th,
td {
  padding: 0.55rem;
  border-bottom: 1px solid var(--toolbox-border);
  text-align: left;
}
th {
  color: var(--toolbox-muted);
  font-size: 0.7rem;
  text-transform: uppercase;
}
details {
  border: 1px solid var(--toolbox-border);
  border-radius: 0.65rem;
}
summary {
  padding: 0.65rem;
  cursor: pointer;
  font-weight: 750;
}
.recipe {
  display: grid;
  gap: 0.6rem;
  padding: 0 0.65rem 0.65rem;
}
.privacy-strip {
  display: grid;
  grid-template-columns: minmax(16rem, 1fr) auto auto;
  gap: 0.8rem;
  align-items: center;
  padding: 0.8rem 1rem;
  border: 1px solid var(--toolbox-border);
  border-radius: 0.8rem;
  background: var(--toolbox-accent-soft);
}
.privacy-strip > div {
  display: grid;
  gap: 0.16rem;
}
.privacy-strip span,
.duplicate-list article > div span {
  color: var(--toolbox-muted);
  font-size: 0.82rem;
}
.alert {
  margin: 0;
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--toolbox-danger);
  border-radius: 0.68rem;
  color: var(--toolbox-danger);
  background: color-mix(
    in srgb,
    var(--toolbox-danger) 7%,
    var(--toolbox-surface)
  );
}
.split-layout {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  align-items: start;
}
.split-layout textarea {
  min-height: 25rem;
}
.form-grid,
.mapping-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.7rem;
}
.form-grid textarea {
  min-height: 8rem;
}
.wide {
  grid-column: 1 / -1;
}
.compact {
  width: auto;
  max-width: 18rem;
}
.diagnostics {
  max-height: 18rem;
  margin: 0;
  padding: 0 2.2rem 0.8rem;
  overflow: auto;
  color: var(--toolbox-muted);
  line-height: 1.5;
}
.empty {
  margin: 0;
  padding: 1.2rem;
  border: 1px dashed var(--toolbox-border);
  border-radius: 0.7rem;
  color: var(--toolbox-muted);
  text-align: center;
}
.duplicate-list {
  display: grid;
  gap: 0.7rem;
}
.duplicate-list article {
  display: grid;
  grid-template-columns: minmax(9rem, 1fr) auto minmax(9rem, 1fr) minmax(
      14rem,
      1.35fr
    );
  gap: 0.75rem;
  align-items: center;
  padding: 0.8rem;
  border: 1px solid var(--toolbox-border);
  border-radius: 0.7rem;
  background: var(--toolbox-surface-soft);
}
.duplicate-list article > div,
.duplicate-reasons {
  display: grid;
  gap: 0.3rem;
}
.merge-arrow {
  color: var(--toolbox-accent);
  font-size: 1.3rem;
  font-weight: 800;
}
.qr-workspace,
.qr-grid,
.qr-grid > div,
.qr-preview {
  display: grid;
  gap: 1rem;
}
.qr-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.qr-preview {
  place-items: center;
  min-height: 24rem;
  padding: 1rem;
  border: 1px solid var(--toolbox-border);
  border-radius: 0.75rem;
  background: #fff;
}
.qr-preview img {
  width: min(100%, 24rem);
  aspect-ratio: 1;
  object-fit: contain;
}
pre {
  max-height: 18rem;
  margin: 0;
  padding: 0.75rem;
  overflow: auto;
  border-radius: 0.55rem;
  background: var(--toolbox-surface-soft);
  color: var(--toolbox-text);
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}
@media (max-width: 62rem) {
  .editor-grid {
    grid-template-columns: 1fr;
  }
  .split-layout,
  .qr-grid {
    grid-template-columns: 1fr;
  }
  .privacy-strip {
    grid-template-columns: 1fr;
  }
  .duplicate-list article {
    grid-template-columns: 1fr auto 1fr;
  }
  .duplicate-reasons {
    grid-column: 1 / -1;
  }
}
@media (max-width: 48rem) {
  .steps li {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 42rem) {
  .hero {
    flex-direction: column;
  }
  .privacy-pill {
    order: -1;
  }
  .form-grid,
  .mapping-grid,
  .duplicate-list article {
    grid-template-columns: 1fr;
  }
  .merge-arrow {
    display: none;
  }
}