.calculator-page { min-height: 100vh; background: var(--deep); color: white; }
.calculator-header { position: relative; background: rgba(13, 29, 13, .94); }
.return-link { display: inline-flex; align-items: center; gap: 10px; color: rgba(255,255,255,.82); text-decoration: none; font-size: 14px; }
.return-link:hover, .return-link:focus-visible { color: var(--gold-light); }
.calculator-main { position: relative; overflow: hidden; padding: 76px 0 96px; background: radial-gradient(circle at 88% 12%, rgba(132,132,74,.18), transparent 32%), linear-gradient(145deg, #223622 0%, #172717 48%, #0d1d0d 100%); }
.calculator-blueprint { position: absolute; z-index: 0; width: 660px; right: -280px; top: 18px; opacity: .07; pointer-events: none; filter: grayscale(1) sepia(.75) saturate(1.1) brightness(1.35); transform: rotate(3deg); }
.calculator-shell { position: relative; z-index: 1; }
.calculator-intro { display: grid; grid-template-columns: 1.05fr .95fr; gap: 80px; align-items: end; margin-bottom: 58px; }
.calculator-intro .eyebrow { grid-column: 1 / -1; margin: 0 0 -36px; }
.calculator-intro h1 { margin: 0; font-family: Georgia, "Times New Roman", serif; font-size: clamp(3.2rem, 6vw, 5.7rem); line-height: .98; font-weight: 400; letter-spacing: -.035em; }
.calculator-intro h1 em { color: var(--gold-light); font-weight: 400; }
.calculator-intro > p:last-child { max-width: 520px; margin: 0 0 8px; color: rgba(255,255,255,.64); font-size: 18px; }
.calculator-workspace { display: grid; grid-template-columns: .78fr 1.22fr; background: #f4f4ef; color: var(--ink); box-shadow: 0 30px 90px rgba(0,0,0,.25); }
.calculator-controls { padding: 42px; border-top: 3px solid var(--gold); }
.calculator-results { padding: 42px; color: white; background: linear-gradient(150deg, #2a3d2a, #172717); border-top: 3px solid var(--olive); }
.calculator-section-label { display: flex; align-items: center; gap: 14px; margin-bottom: 34px; color: var(--slate); font-size: 12px; font-weight: 800; letter-spacing: .18em; }
.calculator-section-label span { color: var(--gold); }
.calculator-section-label.light { color: rgba(255,255,255,.5); }
.calculator-controls label { margin: 0 0 8px; }
.calculator-controls label small { color: var(--olive); font-size: 12px; }
.number-control { display: grid; grid-template-columns: auto 1fr; align-items: center; gap: 10px; margin-bottom: 25px; border-bottom: 1px solid #adb5ad; background: white; padding: 0 15px; }
.number-control > span { color: var(--olive); font-weight: 800; }
.number-control input { min-width: 0; margin: 0; padding: 13px 0; border: 0; box-shadow: none; font-family: Georgia, serif; font-size: 28px; color: var(--ink); }
.number-control input:focus { box-shadow: none; }
.suffix-control { grid-template-columns: 1fr auto; }
.reset-button { padding: 0; border: 0; border-bottom: 1px solid var(--ink); background: transparent; color: var(--ink); font-size: 13px; font-weight: 700; cursor: pointer; }
.calculator-results h2 { font-family: Georgia, serif; font-size: 32px; }
.result-primary { margin: 26px 0 30px; padding-bottom: 28px; border-bottom: 1px solid var(--line-light); }
.result-primary > span, .result-secondary span { display: block; color: rgba(255,255,255,.55); font-size: 13px; }
.result-primary strong { display: block; margin: 6px 0 4px; color: var(--gold-light); font-family: Georgia, serif; font-size: clamp(3rem, 6vw, 5rem); line-height: 1; font-weight: 400; letter-spacing: -.03em; }
.result-primary small { color: rgba(255,255,255,.58); }
.result-secondary { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; }
.result-secondary strong { display: block; margin-top: 5px; font-size: 22px; }
.growth-chart { margin: 34px 0 0; }
.growth-chart figcaption { margin-bottom: 12px; color: rgba(255,255,255,.55); font-size: 13px; }
.growth-chart svg { display: block; width: 100%; height: auto; overflow: visible; }
.chart-grid { stroke: rgba(255,255,255,.11); stroke-width: 1; }
.chart-area { fill: url(#area-gradient); }
.chart-line { fill: none; stroke: var(--gold-light); stroke-width: 3; stroke-linecap: round; stroke-linejoin: round; }
.chart-end { fill: var(--gold-light); stroke: #172717; stroke-width: 3; }
.chart-label { fill: rgba(255,255,255,.48); font-size: 12px; }
.calculator-notes { display: grid; grid-template-columns: .75fr 1.25fr; gap: 40px; padding: 28px 0; border-bottom: 1px solid rgba(255,255,255,.15); }
.calculator-notes > div { display: grid; grid-template-columns: 90px 1fr; gap: 18px; }
.calculator-notes span { color: var(--gold-light); font-size: 12px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.calculator-notes p { margin: 0; color: rgba(255,255,255,.55); font-size: 13px; }
.calculator-actions { display: flex; align-items: center; gap: 28px; margin-top: 34px; }
.calculator-footer { padding: 30px 0; background: #081608; }
.calculator-footer .footer-bottom { grid-column: auto; }

@media (max-width: 850px) {
  .calculator-main { padding-top: 54px; }
  .calculator-intro, .calculator-workspace { grid-template-columns: 1fr; }
  .calculator-intro { gap: 24px; }
  .calculator-intro .eyebrow { grid-column: auto; margin: 0; }
  .calculator-intro > p:last-child { margin: 0; }
  .calculator-controls, .calculator-results { padding: 30px 22px; }
  .calculator-notes { grid-template-columns: 1fr; gap: 20px; }
  .calculator-actions { align-items: flex-start; flex-direction: column; }
  .calculator-blueprint { width: 400px; right: -260px; opacity: .05; }
}

@media (max-width: 520px) {
  .calculator-header .brand-logo { width: 44px; height: 54px; }
  .return-link { font-size: 13px; }
  .calculator-intro h1 { font-size: clamp(2.8rem, 14vw, 4rem); }
  .result-secondary { grid-template-columns: 1fr; gap: 18px; }
  .calculator-notes > div { grid-template-columns: 1fr; gap: 6px; }
}