/* BCF calculators — matches Trusted finance guide tokens */
.bcf-calc {
  --bcf-navy: #0B2545;
  --bcf-navy-soft: #16345A;
  --bcf-green: #1B9E5A;
  --bcf-green-dark: #157A45;
  --bcf-text: #1C2A3A;
  --bcf-muted: #4A5568;
  --bcf-line: #E2E8F0;
  --bcf-wash: #F4F7FA;
  --bcf-white: #ffffff;
  --bcf-amber: #B45309;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  color: var(--bcf-text);
  margin: 8px 0 32px;
}

.bcf-calc *,
.bcf-calc *::before,
.bcf-calc *::after { box-sizing: border-box; }

.bcf-calc__panel {
  background: var(--bcf-white);
  border: 1px solid var(--bcf-line);
  border-top: 4px solid var(--bcf-green);
  border-radius: 8px;
  padding: 20px 22px 24px;
  margin: 0 0 20px;
}

.bcf-calc__panel h2,
.bcf-calc__panel h3 {
  color: var(--bcf-navy);
  margin: 0 0 12px;
  font-size: 1.15rem;
  line-height: 1.3;
}

.bcf-calc__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 16px;
}

.bcf-calc__grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.bcf-calc__field,
.bcf-calc__field-span {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.bcf-calc__field-span { grid-column: 1 / -1; }

.bcf-calc label {
  font-size: 14px;
  font-weight: 600;
  color: var(--bcf-navy);
}

.bcf-calc .bcf-calc__hint {
  font-size: 12px;
  color: var(--bcf-muted);
  font-weight: 400;
  margin: 0;
}

.bcf-calc input[type="text"],
.bcf-calc input[type="number"],
.bcf-calc input[type="search"],
.bcf-calc select,
.bcf-calc textarea {
  width: 100%;
  font: inherit;
  font-size: 16px;
  color: var(--bcf-text);
  background: var(--bcf-white);
  border: 1px solid var(--bcf-line);
  border-radius: 6px;
  padding: 8px 10px;
  min-height: 42px;
}

.bcf-calc input[type="range"] {
  width: 100%;
  accent-color: var(--bcf-green);
  min-height: 32px;
}

.bcf-calc input:focus,
.bcf-calc select:focus,
.bcf-calc button:focus-visible,
.bcf-calc input[type="range"]:focus-visible {
  outline: 3px solid rgba(27, 158, 90, 0.45);
  outline-offset: 1px;
  border-color: var(--bcf-green);
}

.bcf-calc input[aria-invalid="true"] {
  border-color: #b42318;
}

.bcf-calc__row {
  display: grid;
  grid-template-columns: 1.2fr 1fr 0.8fr 1fr auto;
  gap: 8px;
  align-items: end;
  margin-bottom: 8px;
}

.bcf-calc__row label { font-size: 12px; }

.bcf-calc__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
  align-items: center;
}

.bcf-calc button,
.bcf-calc .bcf-calc__btn {
  font: inherit;
  font-weight: 700;
  font-size: 15px;
  border-radius: 6px;
  padding: 9px 16px;
  cursor: pointer;
  border: 0;
}

.bcf-calc__btn-primary {
  background: var(--bcf-green);
  color: var(--bcf-white);
}

.bcf-calc__btn-primary:hover { background: var(--bcf-green-dark); }

.bcf-calc__btn-secondary,
.bcf-calc__btn-link {
  background: transparent;
  color: var(--bcf-navy);
  border: 1px solid var(--bcf-navy);
}

.bcf-calc__btn-secondary:hover {
  background: var(--bcf-navy);
  color: var(--bcf-white);
}

.bcf-calc__btn-icon {
  background: transparent;
  color: var(--bcf-navy);
  border: 1px solid var(--bcf-line);
  padding: 8px 10px;
  min-height: 42px;
}

.bcf-calc__btn-icon:hover { background: var(--bcf-wash); }

.bcf-calc__results {
  margin-top: 4px;
}

.bcf-calc__status {
  font-size: 14px;
  color: var(--bcf-muted);
  margin: 0 0 12px;
}

.bcf-calc__status--warn {
  color: var(--bcf-amber);
  background: #FFF7ED;
  border-left: 4px solid var(--bcf-amber);
  padding: 10px 12px;
}

.bcf-calc__cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 12px;
  margin: 0 0 20px;
}

.bcf-calc__card {
  background: var(--bcf-wash);
  border: 1px solid var(--bcf-line);
  border-radius: 8px;
  padding: 14px 16px;
}

.bcf-calc__card dt {
  margin: 0;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--bcf-muted);
}

.bcf-calc__card dd {
  margin: 4px 0 0;
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--bcf-navy);
  line-height: 1.2;
}

.bcf-calc__card dd small {
  display: block;
  font-size: 12px;
  font-weight: 500;
  color: var(--bcf-muted);
  margin-top: 4px;
  letter-spacing: 0;
  text-transform: none;
}

.bcf-calc__card--accent { border-top: 3px solid var(--bcf-green); }

.bcf-calc__compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 0 0 20px;
}

.bcf-calc__compare-col {
  border: 1px solid var(--bcf-line);
  border-radius: 8px;
  padding: 16px;
  background: var(--bcf-white);
}

.bcf-calc__compare-col h3 {
  margin: 0 0 10px;
  font-size: 1.05rem;
}

.bcf-calc__compare-col--win {
  border-color: var(--bcf-green);
  box-shadow: inset 0 3px 0 var(--bcf-green);
}

.bcf-calc__chart {
  width: 100%;
  overflow-x: auto;
  margin: 8px 0 20px;
  background: var(--bcf-white);
}

.bcf-calc__chart svg {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
}

.bcf-calc__legend {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 18px;
  font-size: 13px;
  color: var(--bcf-muted);
  margin: 0 0 12px;
}

.bcf-calc__swatch {
  display: inline-block;
  width: 12px;
  height: 12px;
  border-radius: 2px;
  margin-right: 6px;
  vertical-align: middle;
}

.bcf-calc__table-wrap {
  overflow-x: auto;
  margin: 8px 0 0;
  border: 1px solid var(--bcf-line);
  border-radius: 8px;
  max-height: 420px;
  overflow-y: auto;
}

.bcf-calc table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.bcf-calc caption {
  text-align: left;
  font-weight: 700;
  color: var(--bcf-navy);
  padding: 10px 12px;
  caption-side: top;
}

.bcf-calc th {
  background: var(--bcf-navy);
  color: #fff;
  text-align: left;
  padding: 8px 10px;
  position: sticky;
  top: 0;
  z-index: 1;
  font-weight: 600;
}

.bcf-calc td {
  border-bottom: 1px solid var(--bcf-line);
  padding: 8px 10px;
  vertical-align: top;
}

.bcf-calc tbody tr:nth-child(even) td { background: var(--bcf-wash); }

.bcf-calc__source,
.bcf-calc__note {
  font-size: 13px;
  color: var(--bcf-muted);
  margin: 12px 0 0;
  line-height: 1.55;
}

.bcf-calc__source a { color: var(--bcf-navy); }

.bcf-calc__score-readout {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-weight: 700;
  color: var(--bcf-navy);
}

.bcf-calc__band {
  font-size: 14px;
  margin: 8px 0 0;
  color: var(--bcf-text);
}

.bcf-calc__ol,
.bcf-calc__list {
  margin: 0;
  padding-left: 1.2em;
}

.bcf-tools-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  margin: 16px 0;
}

.bcf-tools-card {
  border: 1px solid var(--bcf-line, #E2E8F0);
  border-top: 4px solid var(--bcf-green, #1B9E5A);
  border-radius: 8px;
  padding: 20px;
  background: #fff;
}

.bcf-tools-card h2,
.bcf-tools-card h3 {
  margin-top: 0;
  font-size: 20px;
}

.bcf-tools-card h2 a,
.bcf-tools-card h3 a {
  color: var(--bcf-navy, #0B2545);
  text-decoration: none;
}

.bcf-tools-card h2 a:hover,
.bcf-tools-card h3 a:hover { color: var(--bcf-green-dark, #157A45); }

.bcf-home-calcs {
  /* homepage strip uses the same cards as Start here */
}

@media (max-width: 800px) {
  .bcf-calc__grid,
  .bcf-calc__grid--3,
  .bcf-calc__compare,
  .bcf-calc__row,
  .bcf-tools-grid {
    grid-template-columns: 1fr;
  }
  .bcf-calc__card dd { font-size: 1.2rem; }
}
@media (min-width: 801px) and (max-width: 1100px) {
  .bcf-tools-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (prefers-reduced-motion: reduce) {
  .bcf-calc * { transition: none !important; }
}