:root {
  color-scheme: light;
  --font-body: 'BIZ UDPGothic', 'Yu Gothic UI', 'Meiryo', sans-serif;
  --font-brand: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
  --page-max: 1280px;
  --page-gutter: 24px;
  --radius-xl: 8px;
  --radius-lg: 6px;
  --radius-md: 4px;
  --radius-sm: 2px;
  --bg: #f4f1ea;
  --bg-alt: #ebe5da;
  --surface: rgba(255, 252, 247, 0.98);
  --surface-strong: #fffdf8;
  --surface-soft: #f8f3ea;
  --ink: #181818;
  --ink-soft: #666760;
  --line: rgba(24, 24, 24, 0.1);
  --line-strong: rgba(24, 24, 24, 0.16);
  --accent: #8d5a26;
  --accent-soft: rgba(141, 90, 38, 0.12);
  --accent-strong: #6b4318;
  --teal: #2f6d63;
  --teal-soft: rgba(47, 109, 99, 0.12);
  --forecast-band-fill: rgba(141, 90, 38, 0.06);
  --forecast-band-stroke: rgba(141, 90, 38, 0.1);
  --series-actual: #111111;
  --series-1m: #2968cf;
  --series-3m: #2e8c5a;
  --series-6m: #d98017;
  --series-12m: #c64747;
  --shadow-soft: 0 16px 38px rgba(29, 24, 20, 0.06);
  --shadow-card: 0 8px 24px rgba(29, 24, 20, 0.04);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scrollbar-gutter: stable;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
}

body::before {
  display: none;
}

button,
input,
a {
  font: inherit;
}

button {
  color: inherit;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 16px;
  padding: 16px max(var(--page-gutter), calc((100vw - var(--page-max)) / 2 + var(--page-gutter)));
  background: color-mix(in srgb, var(--bg) 90%, transparent);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  margin-right: 6px;
}

.brand__word,
.brand__jp {
  font-family: var(--font-brand);
  font-style: normal;
  line-height: 1;
  text-rendering: geometricPrecision;
  -webkit-font-smoothing: antialiased;
}

.brand__word {
  font-size: clamp(22px, 2.2vw, 30px);
  font-weight: 700;
  letter-spacing: -0.04em;
  color: color-mix(in srgb, var(--ink) 88%, var(--bg));
}

.brand__jp {
  padding-left: 12px;
  border-left: 1px solid var(--line-strong);
  font-size: clamp(13px, 1.35vw, 17px);
  font-weight: 800;
  letter-spacing: 0.02em;
  color: color-mix(in srgb, var(--ink) 74%, var(--bg));
  white-space: nowrap;
}


.site-nav {
  display: flex;
  align-items: center;
  margin-left: auto;
}

.site-nav {
  gap: 16px;
}

.site-nav a,
.header-link {
  font-size: 14px;
  color: var(--ink-soft);
}

.site-nav a:hover,
.header-link:hover {
  color: var(--ink);
}

.site-nav-toggle {
  display: none;
  margin-left: auto;
  width: 40px;
  height: 40px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface-strong);
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease;
}

.site-nav-toggle:hover {
  border-color: var(--line-strong);
  background: color-mix(in srgb, var(--surface) 82%, var(--bg-alt));
}

.site-nav-toggle__line,
.site-nav-toggle__line::before,
.site-nav-toggle__line::after {
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: var(--ink);
  transition: transform 0.18s ease, opacity 0.18s ease;
}

.site-nav-toggle__line {
  position: relative;
}

.site-nav-toggle__line::before,
.site-nav-toggle__line::after {
  content: "";
  position: absolute;
  left: 0;
}

.site-nav-toggle__line::before {
  top: -6px;
}

.site-nav-toggle__line::after {
  top: 6px;
}

.site-nav-toggle[aria-expanded="true"] .site-nav-toggle__line {
  transform: rotate(45deg);
}

.site-nav-toggle[aria-expanded="true"] .site-nav-toggle__line::before {
  transform: translateY(6px) rotate(-90deg);
}

.site-nav-toggle[aria-expanded="true"] .site-nav-toggle__line::after {
  opacity: 0;
}

.button {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface-strong);
  cursor: pointer;
  transition: transform 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}

.button:hover {
  transform: translateY(-1px);
  border-color: var(--line-strong);
}

.button {
  min-height: 48px;
  padding: 0 20px;
  font-weight: 700;
}

.button--primary {
  background: var(--ink);
  color: var(--surface-strong);
  border-color: var(--ink);
}

.button--secondary {
  background: var(--surface-strong);
  color: var(--ink);
}

.button--quiet {
  background: transparent;
  color: var(--ink-soft);
}

.page {
  max-width: var(--page-max);
  margin: 0 auto;
  padding: 30px var(--page-gutter) 80px;
}

.error-box {
  margin-bottom: 18px;
  padding: 14px 18px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(167, 62, 44, 0.2);
  color: #a73e2c;
  background: rgba(167, 62, 44, 0.08);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.intro,
.grid-two,
.pricing-layout {
  display: grid;
  gap: 20px;
}

.intro {
  grid-template-columns: minmax(340px, 460px);
  justify-content: end;
  margin-bottom: 28px;
}

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

.panel {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: var(--surface);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.panel--hero {
  padding: 40px;
  background: linear-gradient(150deg, color-mix(in srgb, var(--surface-strong) 88%, var(--bg-alt)), var(--surface));
  box-shadow: var(--shadow-soft);
}

.intro__aside {
  padding: 24px;
}

.eyebrow {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2 {
  font-family: 'Yu Mincho', 'Hiragino Mincho ProN', serif;
}

h1 {
  margin-bottom: 16px;
  font-size: clamp(34px, 4.2vw, 54px);
  line-height: 1.12;
  letter-spacing: -0.03em;
}

h2 {
  margin-bottom: 12px;
  font-size: clamp(30px, 3vw, 42px);
  line-height: 1.18;
}

h3 {
  margin-bottom: 0;
  font-size: 24px;
  line-height: 1.28;
}

.lead,
.section__head p,
.narrative-box p,
.pricing-note,
.veil p,
.factor-item p {
  color: var(--ink-soft);
}

.intro__actions,
.card-actions,
.dialog-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.intro__actions {
  margin: 26px 0 24px;
}

.intro__actions--aside {
  margin: 18px 24px 24px;
}

.hero-metrics,
.proof-summary {
  display: grid;
  gap: 12px;
}

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

.proof-summary {
  padding: 0 24px 16px;
}

.proof-summary--horizon {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.metric,
.summary-chip,
.snapshot-item,
.bar-card,
.benefit-item,
.factor-item,
.uncertainty-item {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface-strong);
}

.metric,
.summary-chip {
  padding: 14px 16px;
}

.metric span,
.summary-chip span,
.aside-foot span,
.current-strip span,
.bar-card span,
.snapshot-item__top span,
.legend-item span,
.summary-chip small {
  font-size: 12px;
  color: var(--ink-soft);
}

.metric strong,
.summary-chip strong {
  display: block;
  margin-top: 6px;
  font-size: 22px;
  line-height: 1.2;
}

.summary-chip small {
  display: block;
  margin-top: 8px;
}

.forecast-stack,
.mini-bars,
.benefit-list,
.uncertainty-stack,
.factor-list {
  display: grid;
  gap: 12px;
}

.snapshot-item,
.bar-card,
.benefit-item,
.factor-item,
.uncertainty-item {
  padding: 16px 18px;
}

.snapshot-item__top,
.bar-card__row,
.panel__head,
.aside-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.snapshot-item strong {
  display: block;
  margin-top: 8px;
  font-size: 28px;
  letter-spacing: -0.04em;
}

.chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  padding: 0 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  font-size: 12px;
  color: var(--ink-soft);
}

.chip--soft {
  background: var(--surface-soft);
}

.current-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin: 0 0 18px;
  padding: 0 24px;
}

.current-strip article {
  padding: 14px 14px 12px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: var(--surface-soft);
}

.current-strip strong {
  display: block;
  margin-top: 6px;
  font-size: 20px;
  line-height: 1.2;
}

.aside-foot {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.section {
  margin-top: 56px;
}

.intro-copy-section {
  margin-top: 12px;
}

.intro-copy {
  max-width: 960px;
  padding: 18px 0 8px 20px;
  border-left: 2px solid color-mix(in srgb, var(--accent) 40%, var(--line-strong));
}

.intro-copy__text {
  margin-bottom: 8px;
  font-size: 16px;
  line-height: 1.85;
  color: color-mix(in srgb, var(--ink) 88%, var(--bg));
}

.intro-copy__text:last-child {
  margin-bottom: 0;
}

.intro-copy__link {
  display: inline-flex;
  align-items: center;
  margin-left: 10px;
  font-weight: 700;
  color: var(--accent-strong);
  text-decoration: underline;
  text-underline-offset: 0.18em;
}

.intro-copy__link:hover {
  color: var(--ink);
}

body.method-page {
  background: #fcfcfa;
}

body.method-page .site-header {
  background: color-mix(in srgb, #ffffff 94%, transparent);
}

.method-page-shell {
  max-width: 1380px;
  padding-top: 34px;
}

.method-page-head {
  max-width: 880px;
  margin-bottom: 30px;
}

.method-page-head h1 {
  margin-bottom: 14px;
  font-size: clamp(34px, 4vw, 52px);
  line-height: 1.08;
}

.method-page-head .lead {
  max-width: 860px;
  margin-bottom: 18px;
  font-size: 17px;
  line-height: 1.95;
}

.method-meta {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border: 1px solid var(--line);
  background: #ffffff;
  font-size: 13px;
}

.method-meta span {
  color: var(--ink-soft);
}

.method-meta strong {
  font-size: 14px;
}

.method-docs-layout {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 42px;
  align-items: start;
}

.method-sidebar {
  min-width: 0;
}

.method-sidebar__inner {
  position: sticky;
  top: 96px;
  max-height: calc(100vh - 120px);
  overflow: auto;
  padding-right: 10px;
}

.method-sidebar__label {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.method-toc {
  display: grid;
  gap: 4px;
}

.method-toc__link {
  display: block;
  padding: 9px 12px;
  border-left: 2px solid transparent;
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.55;
  transition: color 140ms ease, background 140ms ease, border-color 140ms ease;
}

.method-toc__link:hover {
  color: var(--ink);
  background: #f7f5ef;
}

.method-toc__link.is-active {
  color: var(--ink);
  border-left-color: var(--accent);
  background: color-mix(in srgb, var(--accent-soft) 58%, #ffffff);
  font-weight: 700;
}

.method-mobile-toc {
  display: none;
  margin-bottom: 18px;
  border: 1px solid var(--line);
  background: #ffffff;
}

.method-mobile-toc summary {
  cursor: pointer;
  list-style: none;
  padding: 14px 16px;
  font-weight: 700;
}

.method-mobile-toc summary::-webkit-details-marker {
  display: none;
}

.method-mobile-toc[open] summary {
  border-bottom: 1px solid var(--line);
}

.method-toc--mobile {
  padding: 10px 0 12px;
}

.method-article {
  min-width: 0;
  padding: 24px 36px 12px;
  border: 1px solid var(--line);
  background: #ffffff;
}

.method-section {
  padding: 8px 0 0;
}

.method-section[hidden] {
  display: none !important;
}

.method-section.is-active {
  display: block;
}

.method-heading {
  margin-bottom: 18px;
  font-size: clamp(28px, 3vw, 38px);
  line-height: 1.2;
}

.method-subheading {
  margin: 26px 0 12px;
  font-size: 22px;
  line-height: 1.35;
}

.method-section p {
  max-width: 860px;
  font-size: 15px;
  line-height: 1.95;
}

.method-inline-link {
  color: var(--accent-strong);
  text-decoration: underline;
  text-underline-offset: 0.18em;
}

.method-inline-link:hover {
  color: var(--ink);
}

.method-section code {
  padding: 0.1em 0.35em;
  border: 1px solid rgba(24, 24, 24, 0.08);
  background: #f7f5ef;
  font-size: 0.92em;
}

.method-callout,
.method-warning {
  margin: 22px 0 0;
  padding: 0;
  border: 0;
  background: transparent;
}

.method-callout--soft {
  background: transparent;
}

.method-warning {
  color: var(--ink);
}

.method-warning h3 {
  margin-bottom: 10px;
  font-size: 20px;
}

.method-bullet-list {
  margin: 0;
  padding-left: 20px;
  display: grid;
  gap: 8px;
}

.method-bullet-list li {
  line-height: 1.8;
}

.method-card-grid,
.method-feature-grid,
.method-model-grid {
  display: grid;
  gap: 18px;
  margin-top: 22px;
}

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

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

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

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

.method-card,
.method-feature-card,
.method-model-card {
  padding: 0;
  border: 0;
  background: transparent;
}

.method-card span,
.method-feature-card span,
.method-model-card span {
  display: block;
  margin-bottom: 6px;
  font-size: 12px;
  color: var(--ink-soft);
}

.method-card strong,
.method-feature-card strong,
.method-model-card strong {
  display: block;
  margin-bottom: 8px;
  font-size: 18px;
  line-height: 1.45;
}

.method-card p,
.method-feature-card p,
.method-model-card p {
  margin-bottom: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.egg-cycle-flows {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 22px;
}

.egg-cycle-chart {
  margin-top: 22px;
  padding: 0;
  border: 0;
  background: transparent;
}

.egg-cycle-chart__head {
  margin-bottom: 16px;
}

.egg-cycle-chart__head h3 {
  margin-bottom: 6px;
  font-size: 20px;
}

.egg-cycle-chart__head p {
  margin-bottom: 0;
  font-size: 13px;
  color: var(--ink-soft);
}

.egg-cycle-chart svg {
  width: 100%;
  height: auto;
  display: block;
  border: 0;
  background: transparent;
}

.egg-cycle-chart__notes {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}

.egg-cycle-chart__notes span {
  padding: 8px 10px;
  border: 1px solid var(--line);
  background: #fbfaf6;
  font-size: 12px;
  line-height: 1.6;
  color: var(--ink-soft);
}

.egg-cycle-flow {
  padding: 18px;
  border: 1px solid var(--line);
  background: #ffffff;
}

.egg-cycle-flow h3 {
  margin-bottom: 14px;
  font-size: 20px;
}

.egg-cycle-flow__steps {
  display: flex;
  align-items: stretch;
  gap: 10px;
  flex-wrap: wrap;
}

.egg-cycle-node {
  flex: 1 1 140px;
  min-height: 72px;
  padding: 14px 12px;
  border: 1px solid var(--line);
  background: #fbfaf6;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-weight: 700;
  line-height: 1.5;
}

.egg-cycle-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ink-soft);
  font-size: 22px;
  flex: 0 0 20px;
}

.method-step-list {
  display: grid;
  gap: 14px;
  margin-top: 20px;
}

.method-step-card {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 14px;
  padding: 0;
  border: 0;
  background: transparent;
}

.method-step-card > span {
  width: 48px;
  height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  background: transparent;
  font-weight: 700;
  color: var(--accent-strong);
}

.method-step-card strong {
  display: block;
  margin-bottom: 6px;
  font-size: 18px;
}

.method-step-card p {
  margin-bottom: 0;
}

.faq-list {
  display: grid;
  gap: 12px;
  margin-top: 20px;
}

.faq-item {
  border: 0;
  border-top: 1px solid var(--line);
  background: transparent;
}

.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 14px 0;
  font-weight: 700;
  position: relative;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  color: var(--ink-soft);
}

.faq-item[open] summary::after {
  content: "-";
}

.faq-item__body {
  padding: 0 0 18px;
  border-top: 0;
  color: var(--ink-soft);
  line-height: 1.9;
}

.method-pager {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 12px;
  margin-top: 30px;
  padding-top: 24px;
  border-top: 1px solid rgba(24, 24, 24, 0.08);
}

.method-pager__status {
  justify-self: center;
  font-size: 13px;
  color: var(--ink-soft);
  white-space: nowrap;
}

.method-pager__button {
  min-width: 150px;
}

#methodPrevButton {
  justify-self: start;
}

#methodNextButton {
  justify-self: end;
}

.method-footer-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  padding: 34px 0 8px;
}

.contact-hero-section {
  margin-top: 18px;
}

.contact-hero {
  display: grid;
  gap: 22px;
}

.contact-hero .lead {
  max-width: 980px;
  margin-bottom: 0;
}

.about-article {
  width: min(100%, 960px);
  margin: 0 auto;
  gap: 18px;
}

.about-hero__text {
  max-width: 920px;
  margin-bottom: 0;
  color: var(--ink-soft);
  font-size: 15px;
  line-height: 1.9;
}

.about-copy {
  display: grid;
  gap: 16px;
}

.about-copy p {
  margin-bottom: 0;
  font-size: 15px;
  line-height: 1.95;
}

.about-block {
  padding-top: 28px;
  border-top: 1px solid var(--line);
}

.about-subheading {
  margin-bottom: 18px;
  font-size: 28px;
}

.about-stack {
  display: grid;
  gap: 0;
}

.about-stack__section {
  padding: 0 0 20px;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--line);
}

.about-stack__section:last-child {
  padding-bottom: 0;
  margin-bottom: 0;
  border-bottom: none;
}

.about-minor-heading {
  margin-bottom: 10px;
  font-size: 20px;
}

.about-list {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 8px;
}

.about-list li {
  line-height: 1.8;
  color: var(--ink-soft);
}

.about-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  padding-top: 24px;
}

.method-hero-section {
  margin-top: 18px;
}

.method-hero {
  display: grid;
  gap: 24px;
}

.method-highlight-grid,
.method-summary-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.method-grid {
  align-items: start;
}

.method-panel {
  min-height: 100%;
}

.method-stack,
.method-timeline {
  display: grid;
  gap: 0;
  padding: 0 24px 24px;
}

.method-item,
.method-step {
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.method-item:last-child,
.method-step:last-child {
  border-bottom: none;
}

.method-item span,
.method-step span {
  display: block;
  margin-bottom: 6px;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.method-item strong,
.method-step strong {
  display: block;
  margin-bottom: 6px;
  font-size: 18px;
  line-height: 1.4;
}

.method-item p,
.method-step p,
.method-note {
  color: var(--ink-soft);
}

.method-note {
  padding: 0 24px 24px;
  font-size: 14px;
}

.contact-topics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.contact-layout {
  grid-template-columns: minmax(0, 1.12fr) minmax(320px, 0.88fr);
  gap: 22px;
  align-items: start;
}

.contact-panel {
  min-height: 100%;
}

.contact-topic-button {
  display: grid;
  gap: 10px;
  align-content: start;
  width: 100%;
  min-height: 168px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: #ffffff;
  text-align: left;
  color: inherit;
  cursor: pointer;
  transition: transform 0.15s ease, border-color 0.15s ease, background 0.15s ease, box-shadow 0.15s ease;
}

.contact-topic-button:hover {
  transform: translateY(-1px);
  border-color: var(--line-strong);
  box-shadow: var(--shadow-card);
}

.contact-topic-button.is-active {
  border-color: color-mix(in srgb, var(--accent) 38%, var(--line));
  background: color-mix(in srgb, var(--accent-soft) 72%, #ffffff);
}

.contact-topic-button span {
  font-size: 12px;
  color: var(--ink-soft);
}

.contact-topic-button strong {
  display: block;
  font-size: 22px;
  line-height: 1.4;
}

.contact-topic-button p {
  margin-bottom: 0;
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.8;
}

.contact-topic-caption {
  margin-bottom: 0;
  font-size: 13px;
  color: var(--ink-soft);
}

.contact-panel__body {
  padding: 0 24px 24px;
}

.contact-panel__intro {
  max-width: 720px;
  margin-bottom: 20px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.contact-form {
  padding: 0;
}

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

.field {
  display: grid;
  gap: 8px;
  margin-bottom: 14px;
}

.field--full {
  margin-bottom: 20px;
}

.field__hint {
  margin: -2px 0 0;
  font-size: 12px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.field__hint--spacious {
  margin-top: 4px;
}

.field span,
.contact-preview__label {
  font-size: 12px;
  color: var(--ink-soft);
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface-strong);
  color: var(--ink);
  outline: none;
  transition: border-color 140ms ease, box-shadow 140ms ease;
}

.field textarea {
  min-height: 180px;
  resize: vertical;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: color-mix(in srgb, var(--accent) 45%, var(--line-strong));
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent-soft) 75%, transparent);
}

.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.contact-submit-note {
  margin: 12px 0 0;
  font-size: 12px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.contact-aside {
  display: grid;
  gap: 18px;
}

.contact-aside__section {
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}

.contact-aside__section h4,
.contact-preview-card__head h4 {
  margin: 0 0 10px;
  font-size: 18px;
  line-height: 1.4;
}

.contact-aside__section p {
  margin-bottom: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.contact-example-list {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 8px;
}

.contact-example-list li {
  line-height: 1.75;
}

.contact-preview-card {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: color-mix(in srgb, var(--surface-strong) 90%, var(--bg-alt));
}

.contact-preview-card__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.contact-preview-status {
  font-size: 12px;
  color: var(--ink-soft);
}

.contact-preview {
  display: grid;
  gap: 14px;
  padding: 0;
}

.contact-preview__item {
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.contact-preview__item:last-child {
  padding-bottom: 0;
  border-bottom: none;
}

.contact-preview__value {
  margin-top: 6px;
  font-size: 14px;
  line-height: 1.8;
  white-space: pre-wrap;
  word-break: break-word;
}

.contact-preview__empty {
  padding: 14px 16px;
  border: 1px dashed var(--line-strong);
  background: color-mix(in srgb, var(--surface) 80%, var(--bg-alt));
}

.contact-preview__empty p {
  color: var(--ink-soft);
}

.section__head {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: end;
  margin-bottom: 18px;
}

.section__meta {
  max-width: 320px;
  padding: 14px 16px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: var(--surface-soft);
  color: var(--ink-soft);
  font-size: 14px;
}

.panel__head {
  padding: 22px 24px 0;
}

.panel__head--tight {
  padding-bottom: 16px;
}

.free-panel-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.proof-heading-inline {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.proof-range-picker {
  display: inline-flex;
  gap: 6px;
  flex-wrap: wrap;
}

.proof-range-button {
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface) 84%, var(--bg-alt));
  color: var(--ink-soft);
  border-radius: var(--radius-md);
  padding: 5px 10px;
  font-size: 12px;
  line-height: 1;
  cursor: pointer;
  transition: background 140ms ease, color 140ms ease, border-color 140ms ease;
}

.proof-range-button.is-active {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--surface);
}

.proof-range-button:disabled {
  opacity: 0.35;
  cursor: default;
}

.panel-updated-at {
  font-size: 12px;
  color: var(--ink-soft);
  white-space: nowrap;
}

.panel-status-note {
  margin: -6px 24px 14px;
  font-size: 12px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.panel-status-note--proof {
  margin-top: -12px;
}

.forecast-carousel {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr) 38px;
  align-items: center;
  gap: 10px;
  padding: 0 16px 18px;
}

.forecast-carousel:not(.is-scrollable) {
  grid-template-columns: 0 minmax(0, 1fr) 0;
  gap: 0;
}

.forecast-carousel__nav {
  width: 38px;
  height: 38px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: color-mix(in srgb, var(--surface) 84%, var(--bg-alt));
  cursor: pointer;
  transition: background 140ms ease, border-color 140ms ease, color 140ms ease, transform 140ms ease;
}

.forecast-carousel__nav:hover:not(:disabled) {
  border-color: var(--line-strong);
  background: var(--surface-strong);
  transform: translateY(-1px);
}

.forecast-carousel__nav:disabled {
  opacity: 0.3;
  cursor: default;
}

.forecast-carousel__nav span {
  display: block;
  font-size: 22px;
  line-height: 1;
  transform: translateY(-1px);
}

.forecast-carousel:not(.is-scrollable) .forecast-carousel__nav {
  opacity: 0;
  pointer-events: none;
}

.forecast-cards {
  min-width: 0;
  display: flex;
  gap: 8px;
  padding: 0;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scroll-snap-type: x proximity;
  scrollbar-width: none;
  -ms-overflow-style: none;
  -webkit-overflow-scrolling: touch;
  cursor: default;
}

.forecast-cards::-webkit-scrollbar {
  display: none;
}

.forecast-carousel.is-scrollable .forecast-cards {
  cursor: grab;
}

.forecast-cards.is-dragging {
  cursor: grabbing;
  scroll-snap-type: none;
  user-select: none;
}

.forecast-card {
  flex: 0 0 clamp(108px, 11.5vw, 132px);
  padding: 8px 6px 8px;
  scroll-snap-align: start;
}

.forecast-card--average {
  margin-left: 6px;
  padding-left: 14px;
  border-left: 1px solid var(--line);
}

.forecast-card__month {
  display: block;
  margin-bottom: 4px;
  font-size: 11px;
  color: var(--ink-soft);
  white-space: nowrap;
}

.forecast-card strong {
  display: block;
  font-size: 16px;
  line-height: 1.1;
  letter-spacing: -0.04em;
}

.forecast-card__range {
  display: block;
  margin-top: 6px;
  font-size: 12px;
  line-height: 1.25;
  font-weight: 600;
  color: var(--ink-soft);
}

.free-forecast-chart-shell {
  padding: 0 16px 18px;
}

#freeForecastChart {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-lg);
  background: color-mix(in srgb, var(--surface-strong) 88%, var(--bg-alt));
}

.free-forecast-legend {
  padding: 0 18px 18px;
}

.panel-note {
  margin: 0;
  padding: 0 18px 20px;
  font-size: 12px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.panel-note--forecast {
  max-width: none;
  text-wrap: pretty;
}

.panel-note--proof {
  padding: 0 24px 10px;
}

.table-wrap {
  overflow-x: auto;
  padding: 0 24px 24px;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  padding: 14px 8px;
  text-align: left;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}

th {
  font-size: 13px;
  color: var(--ink-soft);
  font-weight: 500;
}

.table-pred-cell {
  display: flex;
  align-items: baseline;
  gap: 8px;
  flex-wrap: wrap;
}

.table-delta {
  font-size: 12px;
  color: var(--series-12m);
  white-space: nowrap;
}

tbody tr:last-child td {
  border-bottom: none;
}

.panel--subtle {
  background: color-mix(in srgb, var(--surface) 82%, var(--bg-alt));
}

.bar-track {
  margin-top: 10px;
  width: 100%;
  height: 10px;
  border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--bg-alt) 80%, transparent);
  overflow: hidden;
}

.bar-fill {
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), var(--teal));
}

.narrative-box {
  margin: 18px;
  padding: 18px;
  border-radius: var(--radius-lg);
  background: color-mix(in srgb, var(--surface-strong) 86%, var(--bg-alt));
  border: 1px solid var(--line);
}

.chart-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  padding: 0 24px 12px;
}

.legend-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.legend-item--check {
  cursor: pointer;
}

.legend-toggle {
  border: none;
  background: transparent;
  padding: 0;
  cursor: pointer;
  color: inherit;
}

.legend-toggle.is-off {
  opacity: 0.38;
}

.legend-item--check.is-off {
  opacity: 0.48;
}

.legend-checkbox {
  margin: 0 2px 0 0;
  inline-size: 14px;
  block-size: 14px;
  accent-color: var(--accent-strong);
  cursor: pointer;
  flex: 0 0 auto;
}

.legend-swatch {
  width: 12px;
  height: 12px;
  border-radius: var(--radius-sm);
}

.chart-shell {
  padding: 0 16px 16px;
}

#proofChart {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-lg);
  background: color-mix(in srgb, var(--surface-strong) 88%, var(--bg-alt));
}

.panel--locked {
  background: linear-gradient(180deg, var(--surface), color-mix(in srgb, var(--surface) 84%, var(--bg-alt)));
}

.locked-matrix {
  padding: 0 20px 20px;
}

.matrix-row {
  display: grid;
  grid-template-columns: 140px repeat(6, minmax(0, 1fr));
  gap: 8px;
  margin-bottom: 8px;
}

.matrix-row--header {
  margin-top: 6px;
}

.market-slot,
.month-slot {
  min-height: 48px;
  padding: 12px 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: var(--surface-strong);
  display: flex;
  align-items: center;
  justify-content: center;
}

.mask-pill {
  width: 100%;
  height: 12px;
  border-radius: var(--radius-sm);
  background: linear-gradient(90deg, rgba(141, 90, 38, 0.18), rgba(47, 109, 99, 0.18));
}

.veil {
  position: absolute;
  inset: auto 20px 20px 20px;
  padding: 18px 20px;
  border-radius: var(--radius-lg);
  background: rgba(20, 20, 20, 0.76);
  color: #f7f4ee;
  backdrop-filter: blur(10px);
}

.veil--soft {
  background: rgba(20, 20, 20, 0.64);
}

.benefit-item,
.factor-item,
.uncertainty-item {
  display: grid;
  gap: 6px;
}

.benefit-item span,
.factor-item span,
.uncertainty-item span {
  font-size: 12px;
  color: var(--ink-soft);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.pricing-layout {
  grid-template-columns: minmax(0, 720px);
}

.pricing-card {
  padding: 28px;
}

.price-line {
  display: flex;
  align-items: end;
  gap: 10px;
  margin: 14px 0 18px;
}

.price-line strong {
  font-size: clamp(44px, 6vw, 72px);
  line-height: 1;
  letter-spacing: -0.05em;
}

.price-line span {
  margin-bottom: 8px;
  color: var(--ink-soft);
}

.pricing-points {
  margin: 0 0 24px;
  padding-left: 20px;
  display: grid;
  gap: 10px;
}

.pricing-note {
  margin-top: 18px;
  font-size: 13px;
}

.dialog-shell {
  border: none;
  padding: 0;
  background: transparent;
}

.dialog-shell::backdrop {
  background: rgba(17, 20, 21, 0.42);
}

.dialog-card {
  width: min(520px, calc(100vw - 24px));
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: var(--surface-strong);
  box-shadow: var(--shadow-soft);
}

.dialog-card__head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
}

@media (max-width: 1100px) {
  .intro,
  .grid-two,
  .pricing-layout {
    grid-template-columns: 1fr;
  }

  .hero-metrics,
  .proof-summary--horizon,
  .current-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .contact-topics {
    grid-template-columns: 1fr;
  }

  .contact-layout {
    grid-template-columns: 1fr;
  }

  .method-highlight-grid,
  .method-summary-grid,
  .method-card-grid,
  .method-card-grid--compact,
  .method-feature-grid,
  .method-model-grid,
  .egg-cycle-flows {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 860px) {
  .site-header {
    position: sticky;
    padding: 14px 18px;
    flex-wrap: wrap;
  }

  .site-nav-toggle {
    display: inline-flex;
  }

  .site-nav {
    display: none;
    order: 3;
    width: 100%;
    margin-left: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding-top: 10px;
    border-top: 1px solid var(--line);
    background: color-mix(in srgb, var(--bg) 94%, transparent);
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    display: block;
    padding: 12px 0;
    border-bottom: 1px solid var(--line);
  }

  .site-nav a:last-child {
    border-bottom: none;
  }

  .page {
    padding: 20px 16px 60px;
  }

  .panel--hero,
  .intro__aside,
  .pricing-card,
  .dialog-card {
    padding: 22px;
  }

  .panel__head,
  .proof-summary,
  .table-wrap,
  .chart-legend,
  .current-strip,
  .forecast-carousel {
    padding-left: 18px;
    padding-right: 18px;
  }

  .method-stack,
  .method-timeline,
  .method-note {
    padding-left: 18px;
    padding-right: 18px;
  }

  .contact-panel__body {
    padding-left: 18px;
    padding-right: 18px;
    padding-bottom: 18px;
  }

  .contact-form__grid {
    grid-template-columns: 1fr;
  }

  .method-page-shell {
    padding-top: 22px;
  }

  .method-page-head {
    margin-bottom: 20px;
  }

  .method-docs-layout {
    display: block;
  }

  .method-sidebar {
    display: none;
  }

  .method-mobile-toc {
    display: block;
  }

  .method-article {
    padding: 18px 22px 10px;
  }

  .method-section {
    padding-top: 4px;
  }

  .method-step-card {
    grid-template-columns: 40px minmax(0, 1fr);
    padding: 14px 16px;
  }

  .method-step-card > span {
    width: 40px;
    height: 40px;
  }

  .matrix-row {
    grid-template-columns: 110px repeat(6, minmax(70px, 1fr));
  }

}

@media (max-width: 640px) {
  body::before {
    display: none;
  }

  .site-header {
    gap: 12px;
  }

  .brand {
    gap: 8px;
  }

  .intro-copy {
    padding-left: 14px;
  }

  .intro-copy__text {
    font-size: 15px;
  }

  .method-page-head .lead {
    font-size: 15px;
  }

  .site-tools {
    margin-left: auto;
  }

  .contact-actions .button {
    width: 100%;
  }

  .contact-topic-button {
    min-height: auto;
    padding: 18px;
  }

  .contact-preview-card__head {
    flex-direction: column;
    align-items: start;
  }

  .method-footer-cta .button {
    width: 100%;
  }

  .about-cta .button {
    width: 100%;
  }

  .about-subheading {
    font-size: 24px;
  }

  .about-minor-heading {
    font-size: 18px;
  }

  .method-pager {
    grid-template-columns: 1fr;
  }

  .method-pager__status,
  #methodPrevButton,
  #methodNextButton {
    justify-self: stretch;
  }

  .method-pager__button {
    width: 100%;
  }

  h1 {
    font-size: 34px;
  }

  h2 {
    font-size: 28px;
  }

  .hero-metrics,
  .proof-summary--horizon,
  .current-strip {
    grid-template-columns: 1fr;
  }

  .metric strong,
  .summary-chip strong,
  .snapshot-item strong,
  .current-strip strong {
    font-size: 22px;
  }

  .proof-heading-inline {
    align-items: flex-start;
  }

  .forecast-card {
    flex-basis: min(68vw, 168px);
  }

  .forecast-carousel {
    grid-template-columns: 32px minmax(0, 1fr) 32px;
    gap: 8px;
  }

  .forecast-carousel__nav {
    width: 32px;
    height: 32px;
  }

  .forecast-carousel__nav span {
    font-size: 18px;
  }

  .egg-cycle-flow__steps {
    display: grid;
    grid-template-columns: 1fr;
  }

  .egg-cycle-arrow {
    transform: rotate(90deg);
    min-height: 18px;
  }

  .matrix-row {
    grid-template-columns: 92px repeat(6, minmax(60px, 1fr));
    gap: 6px;
  }

  .market-slot,
  .month-slot {
    padding: 10px 8px;
    min-height: 42px;
    font-size: 12px;
  }

  .veil {
    position: static;
    margin: 0 18px 18px;
  }
}