/* Calculator page styles — designed to be embedded in iframe OR standalone */

.calc-page {
  background: var(--color-paper);
  color: var(--color-text);
}

.calc-shell {
  max-width: 1400px;
  margin: 0 auto;
  padding: clamp(1.5rem, 3vw, 2.5rem);
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.calc-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 1rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--color-divider);
}
.calc-eyebrow {
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-gold-deep);
  margin-bottom: 0.5rem;
}
.calc-title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 1rem + 1.5vw, 2.125rem);
  font-weight: 500;
  letter-spacing: -0.02em;
  margin-bottom: 0.375rem;
  color: var(--color-navy);
  line-height: 1.15;
}
.calc-sub {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  font-weight: 400;
}
@media (max-width: 720px) {
  .calc-header { flex-direction: column; align-items: stretch; }
}

.calc-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  border-radius: 8px;
  border: 1px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  transition: all 200ms cubic-bezier(0.16, 1, 0.3, 1);
}
.calc-btn-secondary {
  background: var(--color-paper);
  color: var(--color-navy);
  border-color: var(--color-border);
}
.calc-btn-secondary:hover {
  background: var(--color-ivory);
  border-color: var(--color-gold);
}

/* Layout */
.calc-layout {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 2rem;
  align-items: start;
}
@media (max-width: 960px) {
  .calc-layout { grid-template-columns: 1fr; }
}

/* Inputs */
.calc-inputs {
  background: var(--color-ivory);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 1.5rem;
  position: sticky;
  top: 1rem;
  max-height: calc(100vh - 2rem);
  overflow-y: auto;
}
@media (max-width: 960px) {
  .calc-inputs { position: static; max-height: none; }
}

.calc-section-title {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 500;
  margin-bottom: 1rem;
  color: var(--color-navy);
}

.calc-inputs fieldset {
  border: none;
  padding: 0;
  margin: 0 0 1.5rem 0;
}
.calc-inputs legend {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-gold-deep);
  margin-bottom: 0.75rem;
  padding: 0;
}

.calc-inputs label {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
  margin-bottom: 0.875rem;
}
.calc-inputs label:last-child { margin-bottom: 0; }

.calc-inputs label > span {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

.calc-inputs input[type='number'],
.calc-inputs select {
  width: 100%;
  padding: 0.625rem 0.75rem;
  font-size: 0.9375rem;
  font-family: 'Inter', sans-serif;
  font-variant-numeric: tabular-nums;
  background: var(--color-paper);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  color: var(--color-navy);
  transition: border-color 200ms;
}
.calc-inputs input:focus,
.calc-inputs select:focus {
  outline: none;
  border-color: var(--color-gold);
  box-shadow: 0 0 0 3px rgba(201, 169, 97, 0.18);
}

/* Results */
.calc-results {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  min-width: 0;
}

/* KPIs */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.75rem;
}
.kpi {
  background: var(--color-ivory);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 1.125rem 1.25rem;
  position: relative;
  overflow: hidden;
}
.kpi::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 24px;
  height: 2px;
  background: var(--color-gold);
}
.kpi-label {
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-gold-deep);
  font-weight: 600;
  margin-bottom: 0.5rem;
}
.kpi-value {
  font-family: var(--font-display);
  font-size: 1.875rem;
  font-weight: 500;
  color: var(--color-navy);
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
  line-height: 1.05;
  margin-bottom: 0.25rem;
}
.kpi-sub {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  font-weight: 400;
}

/* Tabs */
.tabs {
  display: flex;
  gap: 0.25rem;
  border-bottom: 1px solid var(--color-border);
  flex-wrap: wrap;
}
.tab {
  padding: 0.625rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-muted);
  background: transparent;
  border: none;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: all 200ms;
}
.tab:hover { color: var(--color-navy); }
.tab.active {
  color: var(--color-navy);
  border-bottom-color: var(--color-gold);
}

.tab-panel {
  display: none;
}
.tab-panel.active {
  display: block;
}

.chart-wrap {
  background: var(--color-ivory);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 1.25rem;
  height: 360px;
  position: relative;
}
.chart-wrap canvas { max-height: 100% !important; }

.chart-caption {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-top: 0.875rem;
  line-height: 1.6;
  font-weight: 400;
  max-width: 72ch;
}

/* Year-by-year table */
.table-wrap {
  background: var(--color-ivory);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  overflow: auto;
  max-height: 560px;
}
.year-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8125rem;
  font-variant-numeric: tabular-nums;
  font-feature-settings: 'tnum';
}
.year-table thead {
  position: sticky;
  top: 0;
  background: var(--color-ivory);
  z-index: 1;
}
.year-table th {
  text-align: right;
  padding: 0.75rem 0.875rem;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
}
.year-table th:first-child,
.year-table th:nth-child(2),
.year-table th:nth-child(3) { text-align: center; }

.year-table td {
  padding: 0.5rem 0.875rem;
  text-align: right;
  border-bottom: 1px solid rgba(17, 32, 58, 0.06);
  color: var(--color-text);
  white-space: nowrap;
}
.year-table td:first-child,
.year-table td:nth-child(2),
.year-table td:nth-child(3) { text-align: center; }
.year-table tbody tr:hover { background: rgba(201, 169, 97, 0.06); }

.gen-pill {
  display: inline-block;
  padding: 0.125rem 0.5rem;
  border-radius: 12px;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.04em;
}
.gen-pill.gen-1 { background: rgba(201,169,97,0.18); color: var(--color-gold-deep); }
.gen-pill.gen-2 { background: rgba(168,136,71,0.22); color: var(--color-gold-deep); }
.gen-pill.gen-3 { background: rgba(10,22,40,0.10); color: var(--color-navy); }

.calc-footer {
  margin-top: 0.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--color-divider);
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  font-weight: 400;
}
.calc-footer p { max-width: none; }