.spc-calculator {
  --spc-primary: #5b59d6;
  --spc-primary-dark: #4341b8;
  --spc-primary-soft: #eeedff;
  --spc-accent: #a84d19;
  --spc-accent-soft: #fff5e9;
  --spc-ink: #171717;
  --spc-muted: #66645f;
  --spc-line: #deded7;
  --spc-surface: #ffffff;
  --spc-surface-alt: #f5f5f1;
  --spc-danger: #a3261e;
  --spc-danger-soft: #fff1f0;
  box-sizing: border-box;
  width: 100%;
  max-width: 74rem;
  margin: 2rem auto;
  padding: clamp(1rem, 2.5vw, 2rem);
  border: 1px solid var(--spc-line);
  border-radius: 1rem;
  background: var(--spc-surface);
  color: var(--spc-ink);
  font: inherit;
  line-height: 1.5;
}

.spc-calculator *,
.spc-calculator *::before,
.spc-calculator *::after {
  box-sizing: inherit;
}

.spc-calculator [hidden] {
  display: none !important;
}

.spc-calculator h2,
.spc-calculator h3,
.spc-calculator p,
.spc-calculator dl {
  margin-top: 0;
}

.spc-calculator h2 {
  margin-bottom: 0.35rem;
  font-size: clamp(1.5rem, 3vw, 2rem);
  line-height: 1.15;
}

.spc-calculator h3 {
  margin-bottom: 0.35rem;
  font-size: 1.15rem;
}

.spc-eyebrow {
  margin-bottom: 0.35rem;
  color: var(--spc-primary-dark);
  font-size: 0.78rem;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.spc-calculator__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1.5rem;
  margin-bottom: 1.25rem;
}

.spc-calculator__header p:last-child {
  margin-bottom: 0;
  color: var(--spc-muted);
}

.spc-currency {
  display: grid;
  flex: 0 0 auto;
  gap: 0.25rem;
  color: var(--spc-muted);
  font-size: 0.8rem;
  font-weight: 700;
}

.spc-currency small {
  max-width: 15rem;
  color: var(--spc-muted);
  font-size: 0.7rem;
  font-weight: 500;
  line-height: 1.35;
}

.spc-calculator select,
.spc-calculator input,
.spc-calculator button {
  font: inherit;
}

.spc-calculator select,
.spc-input-wrap,
.spc-tier-inputs input {
  min-height: 2.75rem;
  border: 1px solid var(--spc-line);
  border-radius: 0.55rem;
  background: var(--spc-surface);
  color: var(--spc-ink);
}

.spc-calculator select {
  padding: 0.55rem 2rem 0.55rem 0.7rem;
}

.spc-calculator button,
.spc-calculator summary,
.spc-calculator select,
.spc-calculator input[type="radio"] {
  cursor: pointer;
}

.spc-calculator button:focus-visible,
.spc-calculator summary:focus-visible,
.spc-calculator select:focus-visible,
.spc-calculator input:focus-visible {
  outline: 3px solid rgba(91, 89, 214, 0.28);
  outline-offset: 2px;
}

.spc-presets {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
}

.spc-presets__label {
  margin-right: 0.15rem;
  color: var(--spc-muted);
  font-size: 0.85rem;
  font-weight: 700;
}

.spc-preset-button {
  min-height: 2.75rem;
  padding: 0.5rem 0.9rem;
  border: 1px solid var(--spc-line);
  border-radius: 999px;
  background: var(--spc-surface);
  color: var(--spc-ink);
  font-weight: 700;
}

.spc-preset-button:hover {
  border-color: var(--spc-primary);
}

.spc-preset-button[aria-pressed="true"] {
  border-color: var(--spc-primary);
  background: var(--spc-primary-soft);
  color: var(--spc-primary-dark);
}

.spc-preset-note {
  margin: 0.45rem 0 1.25rem;
  color: var(--spc-muted);
  font-size: 0.82rem;
}

.spc-calculator__layout {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(18rem, 0.8fr);
  gap: clamp(1rem, 3vw, 2rem);
  align-items: start;
}

.spc-form {
  display: grid;
  min-width: 0;
  gap: 0.9rem;
}

.spc-panel {
  min-width: 0;
  margin: 0;
  padding: 1rem;
  border: 1px solid var(--spc-line);
  border-radius: 0.75rem;
  background: var(--spc-surface);
}

fieldset.spc-panel > legend {
  padding: 0 0.4rem;
  color: var(--spc-ink);
  font-size: 1rem;
  font-weight: 760;
}

.spc-field-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem;
}

.spc-field {
  display: grid;
  align-content: start;
  gap: 0.35rem;
  min-width: 0;
}

.spc-field__label {
  color: var(--spc-ink);
  font-size: 0.87rem;
  font-weight: 680;
}

.spc-field__hint {
  color: var(--spc-muted);
  font-size: 0.76rem;
  line-height: 1.35;
}

.spc-input-wrap {
  display: flex;
  align-items: stretch;
  min-width: 0;
  overflow: hidden;
}

.spc-input-wrap:focus-within {
  border-color: var(--spc-primary);
  box-shadow: 0 0 0 3px rgba(91, 89, 214, 0.12);
}

.spc-input-wrap input {
  width: 100%;
  min-width: 4rem;
  min-height: 2.75rem;
  padding: 0.55rem 0.65rem;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--spc-ink);
  appearance: textfield;
}

.spc-input-wrap input:focus-visible {
  outline: 0;
}

.spc-input-wrap input::-webkit-inner-spin-button,
.spc-input-wrap input::-webkit-outer-spin-button {
  margin: 0;
  appearance: none;
}

.spc-input-prefix,
.spc-input-suffix {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  padding: 0 0.65rem;
  background: var(--spc-surface-alt);
  color: var(--spc-muted);
  font-size: 0.78rem;
  font-weight: 650;
}

.spc-input-prefix {
  border-right: 1px solid var(--spc-line);
}

.spc-input-suffix {
  border-left: 1px solid var(--spc-line);
}

.spc-calculator input[aria-invalid="true"],
.spc-calculator input[aria-invalid="true"]:focus {
  color: var(--spc-danger);
}

.spc-input-wrap:has(input[aria-invalid="true"]) {
  border-color: var(--spc-danger);
}

.spc-mode {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.65rem;
  margin-top: 1rem;
}

.spc-mode label {
  display: flex;
  min-height: 4.4rem;
  align-items: flex-start;
  gap: 0.65rem;
  padding: 0.8rem;
  border: 1px solid var(--spc-line);
  border-radius: 0.65rem;
  cursor: pointer;
}

.spc-mode label:has(input:checked) {
  border-color: var(--spc-primary);
  background: var(--spc-primary-soft);
}

.spc-mode input {
  width: 1.1rem;
  height: 1.1rem;
  margin-top: 0.18rem;
  accent-color: var(--spc-primary);
}

.spc-mode span,
.spc-mode small {
  display: block;
}

.spc-mode small {
  margin-top: 0.15rem;
  color: var(--spc-muted);
  font-size: 0.75rem;
  line-height: 1.3;
}

.spc-mode-targets {
  max-width: calc(50% - 0.325rem);
  margin-top: 0.8rem;
}

.spc-details {
  padding: 0;
  overflow: clip;
}

.spc-details summary,
.spc-result-details summary {
  min-height: 2.75rem;
  padding: 0.85rem 1rem;
  color: var(--spc-ink);
  font-weight: 730;
}

.spc-details[open] > summary {
  border-bottom: 1px solid var(--spc-line);
  background: var(--spc-surface-alt);
}

.spc-details__content {
  padding: 1rem;
}

.spc-details__content > p {
  color: var(--spc-muted);
  font-size: 0.85rem;
}

.spc-submit {
  min-height: 2.9rem;
  padding: 0.65rem 1rem;
  border: 1px solid var(--spc-primary);
  border-radius: 0.6rem;
  background: var(--spc-primary);
  color: #fff;
  font-weight: 750;
}

.spc-submit:hover {
  background: var(--spc-primary-dark);
}

.spc-results {
  position: sticky;
  top: 1rem;
  min-width: 0;
  padding: clamp(1rem, 2.5vw, 1.5rem);
  border: 1px solid var(--spc-line);
  border-radius: 0.85rem;
  background: var(--spc-surface-alt);
}

.spc-results__label {
  margin-bottom: 0.1rem;
  color: var(--spc-muted);
  font-size: 0.85rem;
  font-weight: 700;
}

.spc-results__price {
  margin-bottom: 0;
  color: var(--spc-primary-dark);
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 820;
  letter-spacing: -0.04em;
  line-height: 1.05;
  overflow-wrap: anywhere;
}

.spc-results__qualifier {
  margin: 0.35rem 0 1.2rem;
  color: var(--spc-muted);
  font-size: 0.78rem;
}

.spc-result-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--spc-line);
  border-radius: 0.65rem;
  background: var(--spc-line);
}

.spc-result-grid > div {
  display: grid;
  gap: 0.15rem;
  min-width: 0;
  padding: 0.65rem;
  background: var(--spc-surface);
}

.spc-result-grid span {
  color: var(--spc-muted);
  font-size: 0.7rem;
  line-height: 1.25;
}

.spc-result-grid strong {
  overflow-wrap: anywhere;
  font-size: 0.95rem;
  font-variant-numeric: tabular-nums;
}

.spc-result-grid__margin strong {
  color: var(--spc-primary-dark);
}

.spc-result-grid__markup strong {
  color: var(--spc-accent);
}

.spc-result-details {
  margin-top: 0.7rem;
  border-top: 1px solid var(--spc-line);
}

.spc-result-details summary {
  padding-right: 0;
  padding-left: 0;
  font-size: 0.85rem;
}

.spc-result-details p {
  color: var(--spc-muted);
  font-size: 0.8rem;
}

.spc-breakdown {
  display: grid;
  gap: 0.35rem;
  margin-bottom: 0.8rem;
}

.spc-breakdown div {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.8rem;
}

.spc-breakdown dt {
  color: var(--spc-muted);
}

.spc-breakdown dd {
  margin: 0;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.spc-result-notice {
  margin: 0.8rem 0 0;
  padding: 0.7rem;
  border-left: 3px solid var(--spc-accent);
  background: var(--spc-accent-soft);
  color: #744009;
  font-size: 0.8rem;
}

.spc-error-summary {
  margin: 0 0 1rem;
  padding: 0.8rem 1rem;
  border: 1px solid #e2aaa5;
  border-radius: 0.65rem;
  background: var(--spc-danger-soft);
  color: var(--spc-danger);
}

.spc-error-summary ul {
  margin: 0.35rem 0 0;
  padding-left: 1.2rem;
}

.spc-tier-results {
  margin-top: 1.5rem;
  border-top: 1px solid var(--spc-line);
}

.spc-tier-results > summary {
  min-height: 2.75rem;
  padding: 1rem 0;
  color: var(--spc-ink);
  font-size: 1.05rem;
  font-weight: 750;
  cursor: pointer;
}

.spc-tier-results > p {
  color: var(--spc-muted);
  font-size: 0.85rem;
}

.spc-table-wrap {
  width: 100%;
  overflow-x: auto;
  border: 1px solid var(--spc-line);
  border-radius: 0.65rem;
}

.spc-calculator table {
  width: 100%;
  min-width: 38rem;
  margin: 0;
  border: 0;
  border-collapse: collapse;
  background: var(--spc-surface);
  font-size: 0.8rem;
}

.spc-calculator th,
.spc-calculator td {
  padding: 0.65rem;
  border: 0;
  border-bottom: 1px solid var(--spc-line);
  text-align: left;
  white-space: nowrap;
}

.spc-calculator th {
  background: var(--spc-surface-alt);
  color: var(--spc-muted);
  font-size: 0.72rem;
  font-weight: 750;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.spc-calculator tbody tr:last-child td {
  border-bottom: 0;
}

.spc-tier-inputs {
  min-width: 24rem !important;
}

.spc-tier-inputs .spc-input-wrap {
  max-width: 11rem;
}

.spc-tier-inputs td > input {
  width: 100%;
  max-width: 11rem;
  padding: 0.5rem 0.65rem;
}

.spc-tier-warning td {
  background: var(--spc-danger-soft);
}

.spc-tier-caution td {
  background: var(--spc-accent-soft);
}

.spc-status-ok {
  color: var(--spc-primary-dark);
  font-weight: 700;
}

.spc-status-warning {
  color: var(--spc-danger);
  font-weight: 700;
}

.spc-status-caution {
  color: #744009;
  font-weight: 700;
}

.spc-disclaimer {
  margin: 1rem 0 0;
  color: var(--spc-muted);
  font-size: 0.75rem;
}

.spc-calculator .screen-reader-text {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

@media (max-width: 56rem) {
  .spc-calculator__layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .spc-results {
    position: static;
  }
}

@media (max-width: 38rem) {
  .spc-calculator {
    margin: 1rem auto;
    padding: 1rem;
    border-radius: 0.75rem;
  }

  .spc-calculator__header {
    display: grid;
    gap: 0.85rem;
  }

  .spc-currency {
    width: 100%;
  }

  .spc-currency select {
    width: 100%;
  }

  .spc-field-grid,
  .spc-mode {
    grid-template-columns: minmax(0, 1fr);
  }

  .spc-mode-targets {
    max-width: none;
  }

  .spc-result-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .spc-preset-button {
    flex: 1 1 calc(50% - 0.5rem);
  }
}