.bpc-cover-checker {
  --cc-blue: #5b90b7;
  --cc-blue-dark: #477a9f;
  --cc-blue-pale: #edf5fa;
  --cc-ink: #2a363b;
  --cc-muted: #66737a;
  --cc-line: #e2e8ec;
  --cc-soft: #f7f9fb;
  --cc-danger: #b42318;
  --cc-danger-pale: #fff1f0;
  --cc-success: #237a57;
  --cc-success-pale: #edf8f3;
  --cc-guide-colour: #00d7ff;
  color: var(--cc-ink);
  font-family: Raleway, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  margin-inline: auto;
  max-width: 1480px;
  width: 100%;
}

.bpc-cover-checker *,
.bpc-cover-checker *::before,
.bpc-cover-checker *::after {
  box-sizing: border-box;
}

.bpc-cover-checker [hidden] {
  display: none !important;
}

.bpc-cover-checker h1,
.bpc-cover-checker h2,
.bpc-cover-checker h3 {
  color: var(--cc-ink);
  font-family: Lato, Raleway, Arial, sans-serif;
  font-weight: 700;
  line-height: 1.2;
  margin: 0;
}

.bpc-cover-checker h1 {
  font-size: clamp(2rem, 4vw, 3.2rem);
  letter-spacing: -0.025em;
}

.bpc-cover-checker h2 {
  font-size: clamp(1.25rem, 2vw, 1.55rem);
}

.bpc-cover-checker h3 {
  font-size: 1.05rem;
}

.bpc-cover-checker p,
.bpc-cover-checker ul,
.bpc-cover-checker dl {
  margin-block: 0;
}

.bpc-cover-checker__hero {
  padding: 12px 0 20px;
}

.bpc-cover-checker__eyebrow,
.bpc-cover-checker__step {
  color: var(--cc-blue-dark);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.bpc-cover-checker__lead {
  color: var(--cc-muted);
  font-size: 1.08rem;
  margin-top: 10px;
  max-width: 790px;
}

.bpc-cover-checker__privacy {
  align-items: flex-start;
  background: var(--cc-blue-pale);
  border: 1px solid #cfe2ef;
  border-radius: 10px;
  display: flex;
  gap: 11px;
  margin-bottom: 18px;
  padding: 13px 15px;
}

.bpc-cover-checker__privacy > span {
  align-items: center;
  background: var(--cc-blue-dark);
  border-radius: 50%;
  color: #fff;
  display: inline-flex;
  flex: 0 0 25px;
  height: 25px;
  justify-content: center;
  width: 25px;
}

.bpc-cover-checker__privacy p,
.bpc-cover-checker__section-heading p {
  color: var(--cc-muted);
  font-size: 0.9rem;
  margin-top: 3px;
}

.bpc-cover-checker__startup {
  color: var(--cc-muted);
  padding: 12px 0;
}

.bpc-cover-checker__startup.is-ready {
  display: none;
}

.bpc-cover-checker__card {
  background: #fff;
  border: 1px solid var(--cc-line);
  border-radius: 10px;
  box-shadow: 0 8px 28px rgba(42, 54, 59, 0.06);
  margin-bottom: 18px;
  padding: 20px;
}

.bpc-cover-checker__section-heading {
  align-items: flex-start;
  display: flex;
  gap: 14px;
  margin-bottom: 18px;
}

.bpc-cover-checker__section-heading .bpc-cover-checker__step {
  flex: 0 0 auto;
  padding-top: 4px;
}

.bpc-cover-checker__section-heading--between {
  align-items: center;
  justify-content: space-between;
}

.bpc-cover-checker__form {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.bpc-cover-checker__field {
  min-width: 0;
}

.bpc-cover-checker__field--full {
  grid-column: 1 / -1;
}

.bpc-cover-checker label {
  color: var(--cc-ink);
  display: block;
  font-size: 0.84rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.bpc-cover-checker input,
.bpc-cover-checker select,
.bpc-cover-checker button {
  font: inherit;
}

.bpc-cover-checker input[type="number"],
.bpc-cover-checker select {
  appearance: none;
  background: #fff;
  border: 1px solid #cbd5db;
  border-radius: 7px;
  color: var(--cc-ink);
  min-height: 42px;
  padding: 8px 11px;
  width: 100%;
}

.bpc-cover-checker input:focus,
.bpc-cover-checker select:focus,
.bpc-cover-checker button:focus-visible {
  border-color: var(--cc-blue);
  box-shadow: 0 0 0 3px rgba(91, 144, 183, 0.18);
  outline: 0;
}

.bpc-cover-checker__field small {
  color: var(--cc-muted);
  display: block;
  font-size: 0.76rem;
  margin-top: 5px;
}

.bpc-cover-checker__input-unit {
  align-items: stretch;
  display: flex;
}

.bpc-cover-checker__input-unit input {
  border-radius: 7px 0 0 7px;
}

.bpc-cover-checker__input-unit span {
  align-items: center;
  background: var(--cc-soft);
  border: 1px solid #cbd5db;
  border-left: 0;
  border-radius: 0 7px 7px 0;
  color: var(--cc-muted);
  display: flex;
  font-size: 0.8rem;
  font-weight: 700;
  padding-inline: 11px;
}

.bpc-cover-checker__button {
  border: 1px solid transparent;
  border-radius: 7px;
  cursor: pointer;
  display: inline-flex;
  font-weight: 700;
  justify-content: center;
  min-height: 42px;
  padding: 9px 15px;
}

.bpc-cover-checker__button--primary {
  background: var(--cc-blue-dark);
  color: #fff;
  width: 100%;
}

.bpc-cover-checker__button--primary:hover {
  background: #3d6d90;
}

.bpc-cover-checker__button--quiet {
  background: #fff;
  border-color: #cbd5db;
  color: var(--cc-blue-dark);
  min-height: 34px;
  padding: 5px 10px;
}

.bpc-cover-checker__notice {
  border-radius: 8px;
  margin: 12px 0;
  padding: 11px 13px;
}

.bpc-cover-checker__notice--success {
  background: var(--cc-success-pale);
  border: 1px solid #bfe2d2;
  color: var(--cc-success);
}

.bpc-cover-checker__notice--error {
  background: var(--cc-danger-pale);
  border: 1px solid #f1c5c1;
  color: var(--cc-danger);
}

.bpc-cover-checker__measurements {
  background: var(--cc-soft);
  border: 1px solid var(--cc-line);
  border-radius: 8px;
  margin-top: 17px;
  padding: 14px;
}

.bpc-cover-checker__measurements dl {
  display: grid;
  gap: 8px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 11px;
}

.bpc-cover-checker__measurements dl div {
  background: #fff;
  border: 1px solid var(--cc-line);
  border-radius: 7px;
  padding: 9px;
}

.bpc-cover-checker__measurements dt,
.bpc-cover-checker__result-grid span {
  color: var(--cc-muted);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
}

.bpc-cover-checker__measurements dd {
  font-weight: 700;
  margin: 2px 0 0;
}

.bpc-cover-checker__dropzone {
  background: var(--cc-soft);
  border: 2px dashed #b6c7d1;
  border-radius: 10px;
  min-height: 170px;
  position: relative;
  transition: background 0.15s ease, border-color 0.15s ease;
}

.bpc-cover-checker__dropzone.is-dragging {
  background: var(--cc-blue-pale);
  border-color: var(--cc-blue-dark);
}

.bpc-cover-checker__dropzone input {
  height: 1px;
  opacity: 0;
  position: absolute;
  width: 1px;
}

.bpc-cover-checker__dropzone label {
  align-items: center;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 5px;
  justify-content: center;
  margin: 0;
  min-height: 170px;
  padding: 20px;
  text-align: center;
}

.bpc-cover-checker__dropzone label small {
  color: var(--cc-muted);
}

.bpc-cover-checker__upload-icon {
  align-items: center;
  background: var(--cc-blue-dark);
  border-radius: 50%;
  color: #fff;
  display: inline-flex;
  font-size: 1.5rem;
  height: 42px;
  justify-content: center;
  width: 42px;
}

.bpc-cover-checker__selected-file {
  align-items: center;
  background: var(--cc-blue-pale);
  border-radius: 8px;
  display: flex;
  justify-content: space-between;
  margin-top: 10px;
  padding: 10px 12px;
}

.bpc-cover-checker__selected-file div {
  display: flex;
  flex-direction: column;
}

.bpc-cover-checker__selected-file span {
  color: var(--cc-muted);
  font-size: 0.76rem;
}

.bpc-cover-checker__text-button {
  background: transparent;
  border: 0;
  color: var(--cc-blue-dark);
  cursor: pointer;
  font-weight: 700;
}

.bpc-cover-checker__status {
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 800;
  padding: 6px 10px;
}

.bpc-cover-checker__status.is-pass {
  background: var(--cc-success-pale);
  color: var(--cc-success);
}

.bpc-cover-checker__status.is-review {
  background: #fff4df;
  color: #8a5a00;
}

.bpc-cover-checker__result-grid {
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.bpc-cover-checker__result-grid > div {
  background: var(--cc-soft);
  border: 1px solid var(--cc-line);
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  padding: 11px;
}

.bpc-cover-checker__result-grid strong {
  margin-top: 3px;
}

.bpc-cover-checker__result-message {
  color: var(--cc-muted);
  margin: 10px 0 14px;
}

.bpc-cover-checker__settings {
  border: 1px solid var(--cc-line);
  border-radius: 8px;
  margin-bottom: 10px;
  overflow: hidden;
}

.bpc-cover-checker__settings summary {
  background: var(--cc-soft);
  color: var(--cc-ink);
  cursor: pointer;
  font-weight: 700;
  padding: 9px 12px;
}

.bpc-cover-checker__settings-body {
  align-items: center;
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  padding: 12px;
}

.bpc-cover-checker .bpc-cover-checker__settings-body label {
  align-items: center;
  display: flex;
  gap: 8px;
  margin: 0;
}

.bpc-cover-checker__settings-body label > span {
  min-width: 112px;
}

.bpc-cover-checker__settings-body input[type="range"] {
  accent-color: var(--cc-blue);
  flex: 1 1 100px;
  min-width: 80px;
}

.bpc-cover-checker__settings-body input[type="color"] {
  background: #fff;
  border: 1px solid #cbd5db;
  border-radius: 7px;
  cursor: pointer;
  height: 34px;
  padding: 3px;
  width: 42px;
}

.bpc-cover-checker__settings-body output {
  font-variant-numeric: tabular-nums;
  min-width: 45px;
  text-align: right;
}

.bpc-cover-checker .bpc-cover-checker__check-label {
  justify-content: flex-start;
}

.bpc-cover-checker__check-label input {
  accent-color: var(--cc-blue-dark);
}

.bpc-cover-checker__canvas-toolbar {
  align-items: center;
  display: flex;
  gap: 14px;
  justify-content: space-between;
  margin-bottom: 9px;
}

.bpc-cover-checker__canvas-toolbar > div:first-child {
  display: flex;
  flex-direction: column;
}

.bpc-cover-checker__canvas-toolbar span {
  color: var(--cc-muted);
  font-size: 0.76rem;
}

.bpc-cover-checker__zoom-controls {
  align-items: center;
  background: var(--cc-soft);
  border: 1px solid var(--cc-line);
  border-radius: 8px;
  display: flex;
  gap: 7px;
  padding: 5px;
}

.bpc-cover-checker__zoom-controls > button:not(.bpc-cover-checker__button) {
  align-items: center;
  background: #fff;
  border: 1px solid #cbd5db;
  border-radius: 6px;
  color: var(--cc-blue-dark);
  cursor: pointer;
  display: inline-flex;
  font-size: 1.15rem;
  font-weight: 800;
  height: 34px;
  justify-content: center;
  width: 34px;
}

.bpc-cover-checker__zoom-controls input[type="range"] {
  accent-color: var(--cc-blue);
  width: 125px;
}

.bpc-cover-checker__zoom-controls output {
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  min-width: 44px;
  text-align: center;
}

.bpc-cover-checker__canvas-wrapper {
  background-color: #eef2f4;
  background-image: linear-gradient(45deg, #e4eaed 25%, transparent 25%), linear-gradient(-45deg, #e4eaed 25%, transparent 25%), linear-gradient(45deg, transparent 75%, #e4eaed 75%), linear-gradient(-45deg, transparent 75%, #e4eaed 75%);
  background-position: 0 0, 0 8px, 8px -8px, -8px 0;
  background-size: 16px 16px;
  border: 1px solid #cfd9df;
  border-radius: 10px;
  min-height: 360px;
  overflow: auto;
  padding: 10px;
  width: 100%;
}

.bpc-cover-checker__canvas-stage {
  margin-inline: auto;
  position: relative;
}

.bpc-cover-checker__canvas-wrapper canvas {
  background: #fff;
  box-shadow: 0 5px 18px rgba(42, 54, 59, 0.18);
  display: block;
}

.bpc-cover-checker__legend {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  margin-top: 9px;
}

.bpc-cover-checker__legend span {
  align-items: center;
  color: var(--cc-muted);
  display: inline-flex;
  font-size: 0.74rem;
  gap: 5px;
}

.bpc-cover-checker__legend i {
  display: inline-block;
  height: 0;
  width: 24px;
}

.bpc-cover-checker__legend-edge { border-top: 2px dashed #ef4444; }
.bpc-cover-checker__legend-trim { border-top: 2px solid #2563eb; }
.bpc-cover-checker__legend-fold { border-top: 2px dashed var(--cc-guide-colour); }
.bpc-cover-checker__legend-safe { border-top: 1px dotted var(--cc-guide-colour); }

.bpc-cover-checker__advice {
  background: var(--cc-blue-pale);
  border: 1px solid #cfe2ef;
  border-radius: 8px;
  margin-top: 15px;
  padding: 13px 15px;
}

.bpc-cover-checker__advice ul {
  margin-top: 7px;
  padding-left: 20px;
}

@media (max-width: 820px) {
  .bpc-cover-checker__measurements dl,
  .bpc-cover-checker__result-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .bpc-cover-checker__settings-body {
    grid-template-columns: 1fr;
  }

  .bpc-cover-checker__canvas-toolbar {
    align-items: stretch;
    flex-direction: column;
  }

  .bpc-cover-checker__zoom-controls {
    flex-wrap: wrap;
    justify-content: center;
  }
}

@media (max-width: 560px) {
  .bpc-cover-checker__card {
    padding: 15px;
  }

  .bpc-cover-checker__form,
  .bpc-cover-checker__measurements dl,
  .bpc-cover-checker__result-grid {
    grid-template-columns: 1fr;
  }

  .bpc-cover-checker__field--full {
    grid-column: auto;
  }

  .bpc-cover-checker__section-heading,
  .bpc-cover-checker__section-heading--between {
    align-items: flex-start;
    flex-direction: column;
  }

  .bpc-cover-checker .bpc-cover-checker__settings-body label {
    align-items: stretch;
    flex-direction: column;
  }

  .bpc-cover-checker .bpc-cover-checker__check-label {
    align-items: center;
    flex-direction: row;
  }

  .bpc-cover-checker__settings-body label > span {
    min-width: 0;
  }

  .bpc-cover-checker__zoom-controls input[type="range"] {
    flex: 1 1 95px;
    min-width: 95px;
    width: auto;
  }
}