:root {
  --paper: #f3ecdc;
  --paper-deep: #e7dcc6;
  --ink: #1a241c;
  --ink-soft: #3d4a40;
  --money: #0b5c42;
  --money-deep: #073d2c;
  --terracotta: #c24e1d;
  --line: #d3c6ad;
  --card: #fffaf1;
  --shadow: 0 18px 50px rgba(26, 36, 28, 0.08);
  --serif: "Fraunces", "Iowan Old Style", Georgia, serif;
  --sans: "Figtree", "Segoe UI", sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 8%, #fff8ea 0, transparent 42%),
    radial-gradient(circle at 90% 0%, #e9d7b8 0, transparent 36%),
    var(--paper);
  font-family: var(--sans);
  font-size: 1.05rem;
  line-height: 1.55;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(rgba(26, 36, 28, 0.035) 1px, transparent 1px);
  background-size: 100% 28px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.35), transparent 28%);
}

a {
  color: var(--money);
}

.wrap {
  width: min(1120px, calc(100% - 2rem));
  margin: 0 auto;
}

.site-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  padding: 1.4rem 0 0;
}

.mark {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 1.35rem;
  letter-spacing: -0.03em;
}

.mark a {
  color: inherit;
  text-decoration: none;
}

.mark a:hover,
.mark a:focus-visible {
  text-decoration: underline;
  text-underline-offset: 0.18em;
}

.mark span {
  color: var(--terracotta);
}

.fy {
  color: var(--ink-soft);
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.hero {
  padding: 2.4rem 0 1.6rem;
  max-width: 40rem;
}

.hero h1 {
  margin: 0 0 0.75rem;
  font-family: var(--serif);
  font-weight: 560;
  font-size: clamp(2.1rem, 5vw, 3.5rem);
  letter-spacing: -0.04em;
  line-height: 1.08;
}

.hero-product {
  margin: 0 0 0.85rem;
  color: var(--money);
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.lede {
  margin: 0;
  color: var(--ink-soft);
  font-size: 1.12rem;
}

.layout {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: 1.4rem;
  align-items: start;
  padding-bottom: 2.5rem;
}

.panel,
.slip {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow);
}

.panel {
  padding: 1.25rem 1.3rem 1.4rem;
}

.panel h2,
.slip h2 {
  margin: 1.1rem 0 0.55rem;
  font-family: var(--serif);
  font-size: 1.15rem;
  font-weight: 560;
}

fieldset {
  margin: 0;
  padding: 0;
  border: 0;
}

.field {
  margin-bottom: 1rem;
}

.field label,
.legend {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 0.82rem;
  font-weight: 650;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.field input[type="number"],
.field select {
  width: 100%;
  padding: 0.7rem 0.8rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  color: var(--ink);
  font: inherit;
}

.field input[type="range"] {
  width: 100%;
  accent-color: var(--money);
}

.range-readout {
  display: flex;
  justify-content: space-between;
  font-size: 0.92rem;
  color: var(--ink-soft);
}

.segmented {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}

.segmented label,
.choice {
  display: flex;
  gap: 0.45rem;
  align-items: center;
  padding: 0.65rem 0.7rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  cursor: pointer;
}

.segmented input,
.choice input {
  accent-color: var(--money);
}

.help {
  margin: 0.35rem 0 0;
  color: var(--ink-soft);
  font-size: 0.88rem;
}

.amount-words {
  margin: 0.3rem 0 0;
  color: var(--money-deep);
  font-size: 0.86rem;
  font-style: italic;
  min-height: 1.15em;
}

.advanced-block {
  margin-top: 0.5rem;
  padding-top: 0.75rem;
  border-top: 1px dashed var(--line);
}

.advanced-block[hidden] {
  display: none !important;
}

.advanced-title {
  margin: 1.1rem 0 0.55rem;
  font-family: var(--serif);
  font-size: 1.05rem;
  font-weight: 560;
}

.advanced-note {
  margin-top: 0;
}

.field.nested {
  margin-top: 0.75rem;
  margin-bottom: 0;
}

.hero-words {
  margin: 0 0 0.45rem;
  color: var(--ink-soft);
  font-size: 0.92rem;
  font-style: italic;
}

.mode-toggle {
  margin-bottom: 1.15rem;
}

.slip {
  padding: 1.35rem 1.4rem 1.5rem;
  background:
    linear-gradient(180deg, #fff 0 42px, transparent 42px),
    repeating-linear-gradient(
      -8deg,
      transparent,
      transparent 10px,
      rgba(194, 78, 29, 0.05) 10px,
      rgba(194, 78, 29, 0.05) 12px
    ),
    var(--card);
  border-top: 6px solid var(--money);
}

.kicker {
  margin: 0;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--money);
}

.hero-num {
  margin: 0.15rem 0 0.15rem;
  font-family: var(--serif);
  font-size: clamp(2.4rem, 6vw, 3.6rem);
  font-weight: 600;
  letter-spacing: -0.045em;
  color: var(--money-deep);
  font-variant-numeric: tabular-nums;
  line-height: 1;
}

.hero-sub {
  margin: 0 0 1rem;
  color: var(--ink-soft);
}

.compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.6rem;
}

.compare-card {
  padding: 0.7rem 0.8rem;
  border: 1px dashed var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.7);
}

.compare-card span {
  display: block;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
}

.compare-card strong {
  font-size: 1.15rem;
  font-variant-numeric: tabular-nums;
}

.compare-card.is-on {
  border-style: solid;
  border-color: var(--money);
  background: #eef6f1;
}

.hint {
  margin: 0.75rem 0 0.2rem;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.55rem 0;
  border-bottom: 1px solid var(--line);
  font-variant-numeric: tabular-nums;
}

.row span:first-child {
  display: flex;
  flex-direction: column;
}

.row small {
  color: var(--ink-soft);
  font-size: 0.78rem;
}

.row .num {
  font-weight: 650;
  white-space: nowrap;
}

.footnote-inline,
.disclaimer {
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.learn {
  padding: 0 0 2.2rem;
}

.learn h2,
.faq h2 {
  font-family: var(--serif);
  font-weight: 560;
}

.learn ol {
  padding-left: 1.2rem;
}

.faq {
  padding: 0 0 2.4rem;
}

.faq-item {
  padding: 0.95rem 0;
  border-bottom: 1px solid var(--line);
}

.faq-item:first-of-type {
  border-top: 1px solid var(--line);
}

.faq-item h3 {
  margin: 0 0 0.4rem;
  font-size: 1.05rem;
  font-weight: 650;
}

.faq-item p {
  margin: 0;
  color: var(--ink-soft);
}

.disclaimer {
  padding: 1rem 0 2.5rem;
  border-top: 1px solid var(--line);
}

.site-credit {
  margin: 0 0 0.75rem;
  color: var(--ink);
}

.site-credit a {
  font-weight: 650;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  margin: 0 0 1rem;
  font-size: 0.92rem;
  font-weight: 650;
}

.footer-nav a {
  text-decoration: none;
}

.footer-nav a:hover,
.footer-nav a:focus-visible {
  text-decoration: underline;
}

.result-disclaimer {
  margin: 0.85rem 0 0;
  padding-top: 0.75rem;
  border-top: 1px dashed var(--line);
  color: var(--ink-soft);
  font-size: 0.82rem;
  line-height: 1.45;
}

.result-disclaimer a {
  font-weight: 650;
}

.legal {
  max-width: 42rem;
  padding: 1.6rem 0 2.5rem;
}

.legal-kicker {
  margin: 0 0 0.35rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--money);
}

.legal h1 {
  margin: 0 0 0.35rem;
  font-family: var(--serif);
  font-weight: 560;
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  letter-spacing: -0.03em;
}

.legal-meta {
  margin: 0 0 1.4rem;
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.legal h2 {
  margin: 1.5rem 0 0.5rem;
  font-family: var(--serif);
  font-size: 1.15rem;
  font-weight: 560;
}

.legal p,
.legal li {
  color: var(--ink-soft);
}

.legal ul {
  padding-left: 1.2rem;
}

.legal li {
  margin-bottom: 0.35rem;
}

@media (max-width: 840px) {
  .layout {
    grid-template-columns: 1fr;
  }

  .site-header {
    flex-direction: column;
    gap: 0.2rem;
  }
}