:root {
  color-scheme: light;
  --bg: #fff8fa;
  --bg-soft: #fff1f5;
  --paper: rgba(255, 255, 255, 0.92);
  --ink: #21141d;
  --muted: #756474;
  --line: rgba(86, 33, 57, 0.11);
  --line-strong: rgba(151, 31, 93, 0.22);
  --accent: #bf0f65;
  --accent-2: #8a43db;
  --teal: #116e7f;
  --shadow: 0 28px 60px rgba(188, 52, 115, 0.12);
  --radius-xl: 34px;
  --radius-lg: 26px;
  --radius-md: 18px;
  --container: 1180px;
  --font: "Segoe UI", "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background:
    radial-gradient(circle at top right, rgba(253, 218, 230, 0.85), transparent 26%),
    radial-gradient(circle at 15% 20%, rgba(245, 235, 252, 0.7), transparent 18%),
    linear-gradient(180deg, #fffafb 0%, #fff6f8 100%);
  color: var(--ink);
  font-family: var(--font);
  line-height: 1.6;
}

body.modal-open { overflow: hidden; }

a { color: inherit; text-decoration: none; }
button, input { font: inherit; }

.page-shell {
  width: min(calc(100% - 32px), var(--container));
  margin: 18px auto 36px;
}

.site-header {
  position: sticky;
  top: 12px;
  z-index: 10;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 20px;
  padding: 14px 18px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 252, 252, 0.88);
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow);
}

.brand {
  color: var(--accent);
  font-weight: 700;
  font-size: 1.22rem;
}

.site-nav {
  display: flex;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}

.site-nav button,
.secondary-link,
.primary-button {
  border: 0;
  background: transparent;
  cursor: pointer;
}

.site-nav button {
  padding: 8px 4px;
  border-bottom: 2px solid transparent;
  color: #3a2a37;
  transition: color 180ms ease, border-color 180ms ease;
}

.site-nav button:hover,
.site-nav button:focus-visible,
.site-nav button.is-active {
  color: var(--accent);
  border-color: var(--accent);
  outline: none;
}

.header-cta,
.primary-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 24px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  color: #fff;
  font-weight: 700;
  box-shadow: 0 14px 28px rgba(192, 15, 101, 0.24);
}

.secondary-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 24px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: rgba(255, 255, 255, 0.92);
  color: var(--ink);
  cursor: pointer;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  gap: 40px;
  align-items: center;
  min-height: calc(100svh - 120px);
  padding: 58px 0 72px;
}

.hero-kicker,
.section-kicker,
.mini-kicker {
  margin: 0 0 12px;
  color: var(--accent);
  letter-spacing: 0.24em;
  font-size: 0.8rem;
  text-transform: uppercase;
}

.hero-title {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.08em;
  font-size: clamp(3.05rem, 7vw, 5.45rem);
  line-height: 0.96;
  letter-spacing: -0.06em;
}

.hero-title-line {
  display: block;
  width: fit-content;
  white-space: nowrap;
}
.hero-title-line--accent { color: var(--accent); font-style: italic; }

.hero-summary {
  max-width: 650px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: 1.13rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 32px;
}

.secondary-link {
  color: var(--accent);
  font-weight: 700;
  align-self: center;
}

.hero-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.hero-pills span {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 0 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 252, 253, 0.9);
  color: #3e2f3a;
}

.hero-visual,
.visual-stage {
  min-height: 520px;
}

.visual-stage { position: relative; }

.visual-orb {
  position: absolute;
  right: 22px;
  top: 38px;
  width: min(100%, 430px);
  aspect-ratio: 1 / 1;
  border-radius: 34px;
  background:
    radial-gradient(circle at 55% 40%, rgba(96, 232, 255, 0.72), transparent 14%),
    radial-gradient(circle at 50% 45%, rgba(27, 181, 209, 0.92), transparent 24%),
    radial-gradient(circle at 60% 43%, rgba(212, 157, 92, 0.9), transparent 11%),
    conic-gradient(from 210deg at 52% 48%, rgba(15, 130, 148, 0.9), rgba(19, 81, 93, 0.96), rgba(12, 93, 103, 0.95), rgba(15, 130, 148, 0.9));
  box-shadow: 0 38px 72px rgba(18, 80, 93, 0.24);
  transform: rotate(4deg);
  overflow: hidden;
}

.visual-orb::before,
.visual-orb::after {
  content: "";
  position: absolute;
  inset: 24% 24%;
  border: 12px solid rgba(93, 223, 255, 0.78);
  border-radius: 50%;
  transform: rotate(28deg);
  mix-blend-mode: screen;
}

.visual-orb::after {
  inset: 31% 31%;
  border-width: 8px;
  border-color: rgba(205, 244, 255, 0.68);
  transform: rotate(-32deg);
}

.visual-card {
  position: absolute;
  border-radius: 26px;
  box-shadow: var(--shadow);
}

.visual-card--main {
  left: 0;
  top: 86px;
  width: min(360px, 75%);
  padding: 26px 24px;
  background: rgba(255, 249, 251, 0.94);
  border: 1px solid rgba(255, 255, 255, 0.7);
}

.visual-card--main h2 {
  margin: 0;
  font-size: 2.1rem;
  line-height: 1;
}

.visual-card--main p:last-child {
  margin: 12px 0 0;
  color: var(--muted);
}

.visual-card--note {
  width: min(290px, 58%);
  padding: 18px;
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid var(--line);
}

.visual-card--note-a {
  left: 50px;
  bottom: 88px;
  transform: rotate(-5deg);
  animation: float-card-a 7s ease-in-out infinite;
}

.visual-card--note-b {
  right: 26px;
  bottom: 42px;
  transform: rotate(6deg);
  animation: float-card-b 8s ease-in-out infinite;
}

.visual-label,
.visual-note-title {
  margin: 0 0 8px;
  color: var(--accent);
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.overview-strip {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 0.8fr;
  gap: 22px;
  padding: 12px 0 26px;
}

.overview-card {
  min-height: 210px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255, 0.78);
  box-shadow: var(--shadow);
}

.overview-card h2 {
  margin: 0;
  font-size: clamp(1.18rem, 1.75vw, 1.72rem);
  line-height: 1.3;
  font-weight: 620;
  letter-spacing: 0.01em;
}

.overview-card--accent {
  background: linear-gradient(180deg, rgba(255, 235, 242, 0.9), rgba(255, 244, 247, 0.95));
}

.chapter {
  padding: 84px 0 0;
  scroll-margin-top: 110px;
}

.section-head {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 16px;
  align-items: start;
  margin-bottom: 22px;
}

.section-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 58px;
  height: 58px;
  border-radius: 18px;
  background: linear-gradient(135deg, rgba(191, 15, 101, 0.18), rgba(138, 67, 219, 0.22));
  color: var(--accent);
  font-weight: 800;
  font-size: 1.1rem;
}

.section-head h2 {
  margin: 4px 0 0;
  font-size: clamp(1.52rem, 3vw, 2.48rem);
  line-height: 1.12;
  font-weight: 720;
}

.section-ribbon {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-height: 52px;
  padding: 6px 20px 6px 10px;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(190, 15, 101, 0.1), rgba(138, 67, 219, 0.08));
  border: 1px solid rgba(190, 15, 101, 0.12);
  margin-bottom: 20px;
}

.section-ribbon__index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 12px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  color: #fff;
  font-weight: 800;
}

.section-ribbon__title {
  color: #472339;
  font-weight: 700;
}

.paper-card,
.soft-panel,
.point-card,
.disclaimer-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: var(--paper);
  box-shadow: var(--shadow);
}

.paper-card,
.point-card,
.soft-panel,
.disclaimer-card,
.timeline-card,
.resource-card {
  padding: 26px;
}

.soft-panel--accent {
  background: rgba(255, 238, 244, 0.92);
}

.soft-panel--rose {
  background: linear-gradient(180deg, rgba(255, 239, 244, 0.92), rgba(255, 248, 250, 0.96));
}

.lead-text { margin: 0 0 20px; font-size: 1.12rem; }
.lead-text strong { color: var(--accent); }

.grid-two {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.scroll-table { overflow-x: auto; }

.data-table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
  border-radius: 20px;
  overflow: hidden;
}

.data-table th,
.data-table td {
  padding: 16px 18px;
  border: 1px solid rgba(115, 73, 96, 0.12);
  text-align: left;
  vertical-align: top;
}

.data-table thead th {
  background: linear-gradient(90deg, rgba(191, 15, 101, 0.18), rgba(138, 67, 219, 0.15));
  color: #4f2740;
  font-weight: 800;
}

.data-table--compact { min-width: 560px; }
.data-table--signal thead th { background: linear-gradient(90deg, rgba(17, 110, 127, 0.18), rgba(191, 15, 101, 0.12)); }

.formula-banner,
.formula-box {
  border-radius: 28px;
  border: 1px solid rgba(17, 110, 127, 0.14);
  background: linear-gradient(135deg, rgba(255, 234, 241, 0.95), rgba(246, 244, 255, 0.95));
  padding: 24px 26px;
}

.formula-banner--soft { margin-bottom: 18px; }

.formula-banner__kicker,
.formula-box__title {
  margin: 0;
  color: var(--accent);
  font-size: 0.95rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.formula-banner__value,
.formula-box__body strong {
  display: block;
  margin-top: 12px;
  font-size: clamp(1.55rem, 3vw, 2.4rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
}

.formula-box__body p { margin: 16px 0 0; font-size: 1.02rem; }

.bullet-notes {
  margin: 18px 0 0;
  padding-left: 1.2rem;
}

.bullet-notes li + li { margin-top: 10px; }

.bullet-notes--compact {
  margin-top: 14px;
  padding-left: 1rem;
}

.calculator-entry {
  margin-top: 22px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 22px;
  align-items: end;
}

.calculator-entry__copy p:last-child {
  margin: 0;
  color: var(--muted);
}

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

.calculator-modal {
  position: fixed;
  inset: 0;
  z-index: 60;
  display: grid;
  place-items: center;
  padding: 24px;
}

.calculator-modal__scrim {
  position: absolute;
  inset: 0;
  background: rgba(29, 18, 27, 0.46);
  backdrop-filter: blur(10px);
}

.calculator-modal__dialog {
  position: relative;
  width: min(1080px, 100%);
  max-height: min(92vh, 920px);
  overflow: auto;
  border-radius: 34px;
  border: 1px solid rgba(96, 44, 76, 0.12);
  background: linear-gradient(180deg, rgba(255, 251, 246, 0.99), rgba(255, 247, 249, 0.98));
  box-shadow: 0 40px 90px rgba(47, 21, 38, 0.28);
}

.calculator-stage {
  padding: 30px;
}

.calculator-stage__eyebrow {
  margin: 0 0 14px;
  color: #4c5f91;
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  font-weight: 700;
}

.calculator-stage h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 2.7rem);
  line-height: 1.05;
}

.calculator-stage__description {
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 1.03rem;
}

.calculator-stage__callout {
  margin-top: 22px;
  padding: 22px 24px;
  border-radius: 24px;
  border: 1px solid rgba(223, 163, 196, 0.55);
  background: linear-gradient(180deg, rgba(255, 245, 238, 0.98), rgba(255, 249, 244, 0.98));
  color: #5b4b5c;
  font-weight: 700;
}

.calculator-confirm {
  display: grid;
  grid-template-columns: 24px 1fr;
  gap: 14px;
  align-items: start;
  margin-top: 18px;
  padding: 18px 20px;
  border-radius: 24px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.86);
  cursor: pointer;
}

.calculator-confirm input {
  width: 18px;
  height: 18px;
  margin-top: 0.15rem;
}

.calculator-stage__actions {
  display: flex;
  justify-content: flex-end;
  gap: 14px;
  margin-top: 26px;
}

.calculator-stage__continue[disabled] {
  opacity: 0.42;
  box-shadow: none;
  cursor: not-allowed;
}

.calculator-stage__header {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: start;
}

.calculator-stage__back {
  align-self: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.84);
  padding: 10px 16px;
  cursor: pointer;
  color: var(--accent);
}

.calculator-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.94fr) minmax(320px, 0.92fr);
  gap: 22px;
  margin-top: 24px;
}

.calculator-form,
.calculator-note,
.calculator-results__grid {
  display: grid;
  gap: 18px;
}

.calculator-group {
  margin: 0;
  padding: 22px;
  border-radius: 26px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.84);
}

.calculator-group legend {
  padding: 0 10px;
  color: var(--accent);
  font-size: 0.82rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 700;
}

.calculator-field {
  display: grid;
  gap: 8px;
}

.calculator-field + .calculator-field,
.calculator-toggle + .calculator-toggle,
.calculator-field + .calculator-toggle,
.calculator-toggle + .calculator-field {
  margin-top: 14px;
}

.calculator-field span,
.calculator-toggle span {
  font-weight: 700;
}

.calculator-field input {
  width: 100%;
  min-height: 52px;
  padding: 0 16px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: rgba(255, 249, 251, 0.94);
  color: var(--ink);
}

.calculator-field small {
  color: var(--muted);
}

.calculator-toggle {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 52px;
  padding: 0 16px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: rgba(255, 249, 251, 0.94);
}

.calculator-toggle input {
  width: 18px;
  height: 18px;
}

.calculator-results__grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.calculator-result-card {
  min-height: 124px;
  padding: 20px;
  border-radius: 24px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.9);
  display: grid;
  gap: 10px;
  align-content: space-between;
}

.calculator-result-card span {
  color: var(--muted);
  font-size: 0.95rem;
}

.calculator-result-card strong {
  font-size: 1.44rem;
  line-height: 1.08;
  letter-spacing: -0.03em;
}

.calculator-result-card--accent {
  background: linear-gradient(180deg, rgba(255, 229, 239, 0.95), rgba(245, 239, 255, 0.98));
}

.calculator-result-card--warn {
  background: linear-gradient(180deg, rgba(255, 245, 239, 0.96), rgba(255, 251, 247, 0.98));
}

.calculator-note {
  margin-top: 18px;
  padding: 22px;
  border-radius: 26px;
  border: 1px solid var(--line);
  background: rgba(255, 248, 250, 0.92);
}

.calculator-note h3 {
  margin: 0;
  font-size: 1.16rem;
}

.calculator-note p {
  margin: 10px 0 0;
  color: var(--muted);
}

.point-card {
  margin-top: 22px;
  background: linear-gradient(180deg, rgba(255, 244, 248, 0.96), rgba(255, 252, 252, 0.96));
}

.point-card__kicker {
  margin: 0;
  color: var(--accent);
  font-size: 0.82rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.point-card h3,
.paper-card h3,
.soft-panel h3 {
  margin: 10px 0 12px;
  font-size: 1.45rem;
  line-height: 1.15;
}

.number-list {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: item;
}

.number-list li {
  position: relative;
  padding-left: 46px;
}

.number-list li + li { margin-top: 14px; }

.number-list li::before {
  counter-increment: item;
  content: counter(item);
  position: absolute;
  left: 0;
  top: 0.05em;
  width: 28px;
  height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(191, 15, 101, 0.14);
  color: var(--accent);
  font-weight: 700;
  font-size: 0.92rem;
}

.timeline-grid,
.adjustment-diagram,
.adjustment-result,
.resource-grid,
.disclaimer-grid {
  display: grid;
  gap: 22px;
}

.timeline-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.timeline-card {
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(255, 250, 251, 0.96), rgba(255, 242, 246, 0.92));
  border: 1px solid var(--line);
}

.timeline-number {
  display: inline-flex;
  width: 34px;
  height: 34px;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: rgba(191, 15, 101, 0.14);
  color: var(--accent);
  font-weight: 800;
}

.adjustment-diagram {
  grid-template-columns: repeat(4, auto) 1fr;
  align-items: center;
}

.adjustment-box {
  min-height: 96px;
  padding: 18px;
  border-radius: 24px;
  border: 1px solid var(--line);
  background: rgba(255, 250, 251, 0.96);
  font-weight: 700;
}

.adjustment-box small {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  font-weight: 500;
}

.adjustment-box--accent {
  background: linear-gradient(180deg, rgba(255, 229, 239, 0.95), rgba(248, 239, 255, 0.96));
}

.adjustment-operator {
  padding: 0 10px;
  color: var(--accent);
  font-size: 2rem;
  font-weight: 600;
}

.adjustment-result {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 22px;
}

.adjustment-result__card {
  padding: 20px;
  border-radius: 22px;
  border: 1px solid var(--line);
  background: rgba(255, 250, 252, 0.96);
}

.adjustment-result__card span {
  display: block;
  color: var(--muted);
  font-size: 0.95rem;
}

.adjustment-result__card strong {
  display: block;
  margin-top: 10px;
  font-size: 1.35rem;
  line-height: 1.1;
}

.resource-grid--laws {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.resource-grid--forms {
  margin-top: 22px;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.resource-card {
  min-height: 220px;
  border-radius: 28px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.9);
  box-shadow: var(--shadow);
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.resource-card:hover,
.resource-card:focus-visible {
  transform: translateY(-4px);
  box-shadow: 0 34px 60px rgba(188, 52, 115, 0.16);
  border-color: var(--line-strong);
  outline: none;
}

.resource-badge {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 10px;
  border-radius: 999px;
  background: rgba(191, 15, 101, 0.12);
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.resource-badge--pdf {
  background: rgba(17, 110, 127, 0.12);
  color: #154a54;
}

.resource-card h3 {
  margin: 14px 0 10px;
  font-size: 1.26rem;
  line-height: 1.2;
}

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

.disclaimer-card h3 {
  margin: 0 0 10px;
  font-size: 1.18rem;
  line-height: 1.2;
}

.small-note {
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 0.96rem;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: flex-end;
  padding: 42px 0 20px;
  color: var(--muted);
}

.site-footer strong {
  display: block;
  color: var(--accent);
  margin-bottom: 8px;
}

.site-footer p { margin: 0; }

.footer-links {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 500ms ease, transform 500ms ease;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes float-card-a {
  0%, 100% { transform: rotate(-5deg) translateY(0); }
  50% { transform: rotate(-3deg) translateY(-10px); }
}

@keyframes float-card-b {
  0%, 100% { transform: rotate(6deg) translateY(0); }
  50% { transform: rotate(8deg) translateY(-12px); }
}

@media (max-width: 1100px) {
  .hero,
  .overview-strip,
  .resource-grid--laws,
  .disclaimer-grid {
    grid-template-columns: 1fr;
  }

  .resource-grid--forms,
  .calculator-layout,
  .calculator-results__grid,
  .grid-two,
  .timeline-grid,
  .adjustment-result {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 38px;
  }

  .hero-visual,
  .visual-stage {
    min-height: 420px;
  }

  .adjustment-diagram {
    grid-template-columns: 1fr;
  }

  .adjustment-operator {
    justify-self: center;
  }
}

@media (max-width: 820px) {
  .page-shell {
    width: min(calc(100% - 20px), var(--container));
    margin-top: 12px;
  }

  .site-header {
    grid-template-columns: 1fr;
    justify-items: start;
    border-radius: 28px;
  }

  .site-nav {
    justify-content: flex-start;
  }

  .hero {
    padding: 24px 0 44px;
  }

  .hero-title {
    font-size: clamp(2.45rem, 11vw, 4.1rem);
  }

  .hero-visual,
  .visual-stage {
    min-height: 360px;
  }

  .visual-card--main {
    width: min(320px, 88%);
  }

  .visual-card--note {
    width: min(260px, 72%);
  }

  .section-head {
    grid-template-columns: 1fr;
  }

  .chapter {
    padding-top: 72px;
  }

  .section-number {
    width: 52px;
    height: 52px;
  }

  .paper-card,
  .soft-panel,
  .point-card,
  .disclaimer-card,
  .overview-card,
  .timeline-card,
  .resource-card {
    padding: 22px;
  }

  .calculator-stage {
    padding: 22px;
  }

  .calculator-entry,
  .calculator-stage__header,
  .calculator-stage__actions {
    display: grid;
    grid-template-columns: 1fr;
    justify-content: stretch;
  }

  .calculator-stage__actions {
    gap: 12px;
  }

  .calculator-stage__back,
  .secondary-button,
  .calculator-stage__continue,
  .calculator-entry .primary-button {
    width: 100%;
  }

  .data-table {
    min-width: 620px;
  }

  .site-footer {
    flex-direction: column;
    align-items: flex-start;
  }
}