.bv-spn {
  --bv-spn-accent: var(--batya-brand, #ff6900);
  --bv-spn-accent-dark: var(--batya-brand-dark, #c34b00);
  --bv-spn-accent-soft: var(--batya-brand-soft, #fff0e5);
  --bv-spn-accent-border: var(--batya-brand-border, #ffd0ae);
  --bv-spn-text: var(--batya-text, #1b1815);
  --bv-spn-muted: var(--batya-text-soft, #706861);
  --bv-spn-border: var(--batya-border, #e7ddd3);
  --bv-spn-border-strong: var(--batya-border-strong, #d8cabd);
  --bv-spn-surface: var(--batya-card, #ffffff);
  --bv-spn-surface-soft: var(--batya-surface, #f6f1eb);
  --bv-spn-error-bg: var(--batya-danger-bg, #fff1f0);
  --bv-spn-error: var(--batya-danger-text, #9a2c2c);

  box-sizing: border-box;
  width: 100%;
  max-width: 980px;
  margin: 0;
  color: var(--bv-spn-text);
  font: inherit;
}

.bv-spn *,
.bv-spn *::before,
.bv-spn *::after {
  box-sizing: border-box;
}

.bv-spn__card {
  border: 1px solid var(--bv-spn-border);
  border-radius: var(--batya-radius-lg, 18px);
  background: var(--bv-spn-surface);
  padding: clamp(20px, 3vw, 30px);
}

.bv-spn__form {
  display: grid;
  gap: 20px;
}

.bv-spn__section-head,
.bv-spn__result-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
}

.bv-spn__section-head--compact {
  margin-top: -2px;
}

.bv-spn__section-title {
  margin: 0;
  color: var(--bv-spn-text);
  font-size: 18px;
  line-height: 1.3;
  font-weight: 600;
}

.bv-spn__section-copy {
  max-width: 690px;
  margin: 5px 0 0;
  color: var(--bv-spn-muted);
  font-size: 14px;
  line-height: 1.5;
}

.bv-spn__live-badge {
  display: inline-flex;
  min-height: 30px;
  flex: 0 0 auto;
  align-items: center;
  gap: 7px;
  padding: 5px 10px;
  border: 1px solid var(--bv-spn-accent-border);
  border-radius: var(--batya-radius-pill, 999px);
  background: var(--bv-spn-accent-soft);
  color: var(--bv-spn-accent-dark);
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
}

.bv-spn__live-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--bv-spn-accent);
}

.bv-spn__fields {
  display: grid;
  gap: 12px;
}

.bv-spn__fields--column {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.bv-spn__fields--packing {
  grid-template-columns: 1.35fr repeat(3, minmax(0, .78fr));
}

.bv-spn__field {
  display: grid;
  min-width: 0;
  gap: 7px;
}

.bv-spn__field-label {
  font-size: 13px;
  line-height: 1.35;
  font-weight: 600;
}

.bv-spn__input-shell,
.bv-spn__select-shell {
  display: flex;
  min-width: 0;
  min-height: 48px;
  align-items: center;
  overflow: hidden;
  border: 1px solid var(--bv-spn-border);
  border-radius: var(--batya-radius-sm, 10px);
  background: var(--bv-spn-surface);
  transition: border-color 120ms ease, box-shadow 120ms ease;
}

.bv-spn__input-shell:focus-within,
.bv-spn__select-shell:focus-within {
  border-color: var(--bv-spn-accent);
  box-shadow: 0 0 0 3px rgba(255, 105, 0, .12);
}

.bv-spn__input-shell.is-invalid,
.bv-spn__select-shell.is-invalid {
  border-color: var(--bv-spn-error);
  box-shadow: 0 0 0 2px rgba(154, 44, 44, .08);
}

.bv-spn__input,
.bv-spn__select {
  width: 100%;
  min-width: 0;
  min-height: 46px;
  border: 0;
  background: transparent;
  color: var(--bv-spn-text);
  padding: 10px 6px 10px 12px;
  font: inherit;
  font-size: 16px;
  outline: 0;
}

.bv-spn__select {
  padding-right: 30px;
  cursor: pointer;
}

.bv-spn__input:focus,
.bv-spn__input:focus-visible,
.bv-spn__select:focus,
.bv-spn__select:focus-visible {
  outline: 0 !important;
  box-shadow: none !important;
}

.bv-spn__input-unit {
  flex: 0 0 auto;
  padding: 0 12px 0 6px;
  color: var(--bv-spn-muted);
  font-size: 13px;
  font-weight: 500;
  white-space: nowrap;
}

.bv-spn__helper {
  margin: -9px 0 0;
  color: var(--bv-spn-muted);
  font-size: 12px;
  line-height: 1.45;
}

.bv-spn__divider {
  height: 1px;
  background: var(--bv-spn-border);
}

.bv-spn__message {
  margin-top: -4px;
  padding: 10px 12px;
  border-radius: var(--batya-radius-sm, 10px);
  background: var(--bv-spn-error-bg);
  color: var(--bv-spn-error);
  font-size: 13px;
  line-height: 1.45;
}

.bv-spn__result-head {
  align-items: center;
  margin-top: 2px;
}

.bv-spn__result-meta {
  max-width: 50%;
  overflow: hidden;
  color: var(--bv-spn-muted);
  font-size: 12px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.bv-spn__results {
  display: grid;
  grid-template-columns: minmax(300px, .95fr) minmax(0, 1.2fr);
  overflow: hidden;
  border: 1px solid var(--bv-spn-border);
  border-radius: var(--batya-radius-card, 16px);
  background: var(--bv-spn-surface);
}

.bv-spn__result-primary {
  display: grid;
  min-width: 0;
  grid-template-columns: 44px minmax(0, 1fr);
  align-items: center;
  gap: 14px;
  padding: 22px;
  border-right: 1px solid var(--bv-spn-accent-border);
  background: var(--bv-spn-accent-soft);
}

.bv-spn__result-icon {
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  border-radius: 50%;
  background: var(--bv-spn-surface);
  color: var(--bv-spn-accent);
}

.bv-spn__result-icon svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.7;
}

.bv-spn__result-primary-copy {
  min-width: 0;
}

.bv-spn__result-primary-label {
  display: block;
  margin-bottom: 3px;
  font-size: 14px;
  font-weight: 600;
}

.bv-spn__result-primary-value {
  display: flex;
  min-width: 0;
  align-items: baseline;
  gap: 7px;
  color: var(--bv-spn-accent-dark);
  font-size: clamp(30px, 4vw, 40px);
  line-height: 1.05;
  font-variant-numeric: tabular-nums;
  overflow-wrap: anywhere;
}

.bv-spn__result-unit {
  font-size: 15px;
  font-weight: 600;
}

.bv-spn__result-primary-note {
  display: block;
  margin-top: 6px;
  color: var(--bv-spn-muted);
  font-size: 12px;
}

.bv-spn__result-details {
  min-width: 0;
  margin: 0;
}

.bv-spn__result-row {
  display: flex;
  min-height: 52px;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 10px 16px;
  border-bottom: 1px solid var(--bv-spn-border);
}

.bv-spn__result-row:last-child {
  border-bottom: 0;
}

.bv-spn__result-row dt,
.bv-spn__result-row dd {
  margin: 0;
}

.bv-spn__result-row dt {
  color: var(--bv-spn-text);
  font-size: 13px;
}

.bv-spn__result-row dd {
  flex: 0 0 auto;
  color: var(--bv-spn-text);
  font-size: 14px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.bv-spn__result-row--muted dt,
.bv-spn__result-row--muted dd {
  color: var(--bv-spn-muted);
  font-size: 12px;
}

.bv-spn__size-guide {
  display: grid;
  grid-template-columns: auto auto minmax(0, 1fr);
  align-items: baseline;
  gap: 8px 12px;
  margin-top: -6px;
  padding: 12px 14px;
  border: 1px solid var(--bv-spn-border);
  border-radius: var(--batya-radius, 14px);
  background: var(--bv-spn-surface-soft);
}

.bv-spn__size-guide-label,
.bv-spn__size-guide-note {
  color: var(--bv-spn-muted);
  font-size: 12px;
}

.bv-spn__size-guide strong {
  color: var(--bv-spn-text);
  font-size: 14px;
  white-space: nowrap;
}

.bv-spn__info {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 10px;
  margin-top: 18px;
  padding: 13px 14px;
  border: 1px solid var(--bv-spn-border);
  border-radius: var(--batya-radius, 14px);
  background: var(--bv-spn-surface-soft);
  color: var(--bv-spn-muted);
  font-size: 13px;
  line-height: 1.5;
}

.bv-spn__info--secondary {
  margin-top: 10px;
}

.bv-spn__info-icon {
  display: grid;
  width: 24px;
  height: 24px;
  place-items: center;
  margin-top: 1px;
  border-radius: 50%;
  background: var(--bv-spn-accent-soft);
  color: var(--bv-spn-accent-dark);
  font-size: 13px;
  font-weight: 700;
}

.bv-spn__info strong {
  display: block;
  margin-bottom: 2px;
  color: var(--bv-spn-text);
  font-size: 13px;
}

.bv-spn__info p {
  margin: 0;
}

.bv-spn__note {
  margin: 12px 0 0;
  padding-top: 11px;
  border-top: 1px solid var(--bv-spn-border);
  color: var(--bv-spn-muted);
  font-size: 11px;
  line-height: 1.5;
}

@media (max-width: 880px) {
  .bv-spn__fields--column {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .bv-spn__fields--packing {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .bv-spn__field--wide {
    grid-column: 1 / -1;
  }

  .bv-spn__results {
    grid-template-columns: 1fr;
  }

  .bv-spn__result-primary {
    border-right: 0;
    border-bottom: 1px solid var(--bv-spn-accent-border);
  }
}

@media (max-width: 600px) {
  .bv-spn__card {
    padding: 16px;
    border-radius: var(--batya-radius-card, 16px);
  }

  .bv-spn__section-head {
    display: grid;
  }

  .bv-spn__live-badge {
    justify-self: start;
  }

  .bv-spn__fields--column,
  .bv-spn__fields--packing {
    grid-template-columns: 1fr;
  }

  .bv-spn__field--wide {
    grid-column: auto;
  }

  .bv-spn__result-primary {
    grid-template-columns: 38px minmax(0, 1fr);
    gap: 12px;
    padding: 18px;
  }

  .bv-spn__result-icon {
    width: 38px;
    height: 38px;
  }

  .bv-spn__result-primary-value {
    font-size: clamp(28px, 10vw, 36px);
  }

  .bv-spn__size-guide {
    grid-template-columns: 1fr auto;
  }

  .bv-spn__size-guide-note {
    grid-column: 1 / -1;
  }
}

@media (max-width: 420px) {
  .bv-spn__result-row {
    align-items: flex-start;
    flex-direction: column;
    gap: 2px;
  }

  .bv-spn__result-row dd {
    white-space: normal;
  }
}