:root {
  --paper: #f7f1e5;
  --paper-deep: #e9dfcd;
  --ink: #25362f;
  --ink-soft: #5d665f;
  --coral: #ef6d4d;
  --butter: #edc94b;
  --sky: #a9d4e5;
  --leaf: #9bb885;
  --white: #fffdf8;
  --line: rgba(37, 54, 47, .23);
  --sans: "DM Sans", system-ui, sans-serif;
  --hand: "Gaegu", "Comic Sans MS", cursive;
}

html[lang="zh-Hans"],
html[lang="zh-CN"] {
  --hand: "ZCOOL KuaiLe", "STKaiti", "Kaiti SC", "KaiTi", cursive;
}

html[lang="ja"] {
  --hand: "Yomogi", "Hiragino Maru Gothic ProN", "Yu Gothic", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: radial-gradient(rgba(49,49,32,.045) .7px, transparent .7px) 0 0 / 6px 6px, var(--paper);
  font-family: var(--sans);
  line-height: 1.65;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
.skip-link { position: fixed; top: 8px; left: 8px; z-index: 50; padding: 10px 16px; color: white; background: var(--ink); transform: translateY(-150%); }
.skip-link:focus { transform: translateY(0); }
:focus-visible { outline: 3px solid var(--butter); outline-offset: 4px; }
.site-header {
  min-height: 82px; padding: 14px clamp(20px,4vw,64px); display: grid; grid-template-columns: auto 1fr auto auto;
  align-items: center; gap: 34px; border-bottom: 1px solid var(--line); background: rgba(247,241,229,.94);
  position: sticky; top: 0; z-index: 20; backdrop-filter: blur(14px);
}
.brand { display: inline-flex; align-items: center; gap: 8px; font-weight: 700; font-size: 27px; letter-spacing: -.06em; }
.brand-mark { width: 38px; fill: var(--coral); stroke: var(--ink); stroke-width: 2.2; }
.primary-nav { justify-self: center; display: flex; gap: clamp(14px,2vw,28px); align-items: center; }
.primary-nav a { font-size: 13px; font-weight: 700; }
.primary-nav a[aria-current="page"] { color: var(--coral); }
.primary-nav a:hover { color: var(--coral); }
.header-cta, .button { display: inline-flex; justify-content: center; align-items: center; min-height: 46px; padding: 0 19px; border: 1.5px solid var(--ink); border-radius: 999px; background: var(--coral); color: white; box-shadow: 3px 3px 0 var(--ink); font-weight: 700; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.site-language-picker {
  min-height: 42px; display: inline-flex; align-items: center; gap: 5px; padding: 0 8px 0 11px;
  border: 1px solid var(--line); border-radius: 999px; background: var(--white);
}
.site-language-picker > span[aria-hidden] { color: var(--coral); font-weight: 800; }
.site-language-picker select { width: 94px; min-height: 38px; padding: 0 14px 0 3px; border: 0; outline: 0; background: transparent; color: var(--ink); font: 700 11px var(--sans); cursor: pointer; }
.menu-toggle { display: none; border: 0; background: none; font: 700 15px var(--sans); }
.breadcrumbs { max-width: 1180px; margin: 0 auto; padding: 24px clamp(20px,5vw,56px) 0; color: var(--ink-soft); font-size: 12px; }
.breadcrumbs a { text-decoration: underline; text-underline-offset: 3px; }
.page-hero { max-width: 1180px; margin: 0 auto; padding: clamp(68px,9vw,126px) clamp(20px,5vw,56px) clamp(54px,7vw,92px); display: grid; grid-template-columns: minmax(0,1.35fr) minmax(250px,.65fr); gap: 8vw; align-items: end; }
.eyebrow { margin: 0 0 18px; color: var(--coral); font-size: 11px; font-weight: 700; letter-spacing: .18em; text-transform: uppercase; }
h1 { margin: 0; max-width: 850px; font-size: clamp(48px,6.5vw,82px); line-height: .9; letter-spacing: -.055em; }
h1 em, h2 em { color: var(--coral); font-family: var(--hand); font-style: normal; }
.hero-summary { margin: 0; color: var(--ink-soft); font-size: clamp(16px,1.5vw,20px); }
.truth-note { margin-top: 24px; padding: 12px 15px; border-left: 3px solid var(--butter); background: rgba(255,253,248,.65); font-size: 13px; }
.content-band { border-block: 1px solid var(--line); background: var(--white); }
.content-grid { max-width: 1180px; margin: 0 auto; padding: clamp(58px,8vw,105px) clamp(20px,5vw,56px); display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 24px; }
.content-card { min-height: 250px; padding: clamp(26px,3vw,42px); border: 1.5px solid var(--ink); border-radius: 24px 24px 24px 7px; background: var(--paper); box-shadow: 5px 5px 0 var(--ink); transition: transform .18s ease, box-shadow .18s ease; }
.content-card:hover { transform: translate(-2px,-2px); box-shadow: 7px 7px 0 var(--ink); }
.content-card:nth-child(3n+2) { background: #f8e3bd; }
.content-card:nth-child(3n) { background: #dcecf0; }
.content-card h2, .answer-block h2 { margin: 0 0 15px; font-size: clamp(28px,3vw,44px); line-height: 1; letter-spacing: -.035em; }
.content-card p { margin: 0 0 22px; color: var(--ink-soft); }
.card-link { font-size: 13px; font-weight: 800; text-decoration: underline; text-underline-offset: 5px; }
.answer-section { max-width: 980px; margin: 0 auto; padding: clamp(62px,9vw,120px) clamp(20px,5vw,56px); }
.answer-block { margin-bottom: 58px; }
.answer-block p { color: var(--ink-soft); font-size: 16px; }
.answer-block ul, .answer-block ol { padding-left: 22px; }
.answer-block li + li { margin-top: 9px; }
.answer-block a:not(.button) { text-decoration: underline; text-underline-offset: 3px; }
.source-note { padding-top: 14px; border-top: 1px solid var(--line); font-size: 13px !important; }
.related { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 32px; }
.related a { padding: 9px 13px; border: 1px solid var(--line); border-radius: 999px; background: var(--white); font-size: 12px; font-weight: 700; }
.editorial-byline {
  max-width: 1180px;
  margin: 0 auto;
  padding: 17px clamp(20px, 5vw, 56px);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 18px;
  color: var(--ink-soft);
  font-size: 12px;
  line-height: 1.45;
}
.editorial-byline::before { content: "✎"; color: var(--coral-deep); font: 700 20px/1 var(--hand); transform: rotate(-8deg); }
.editorial-byline > span { display: inline-flex; align-items: baseline; gap: 4px; }
.editorial-byline > span + span { padding-left: 18px; border-left: 1px solid var(--line); }
.editorial-byline a { color: var(--ink); font-weight: 800; text-decoration: underline; text-decoration-color: rgba(37, 54, 47, .3); text-underline-offset: 4px; }
.editorial-byline time { color: var(--ink); font-variant-numeric: tabular-nums; }
.editorial-media-note {
  max-width: 1180px;
  margin: 14px auto 0;
  padding: 12px clamp(20px, 5vw, 56px);
  color: var(--ink-soft);
  font-size: 12px;
  line-height: 1.55;
}
.editorial-byline + .article-cover { margin-top: clamp(34px, 5vw, 64px); }
.site-footer { padding: 62px clamp(20px,5vw,72px) 28px; background: var(--ink); color: white; }
.footer-grid { max-width: 1180px; margin: 0 auto; display: grid; grid-template-columns: 1.2fr repeat(3,1fr); gap: 38px; }
.site-footer h2 { margin: 0; font-size: 38px; }
.site-footer h3 { margin: 0 0 14px; color: rgba(255,255,255,.55); font-size: 10px; letter-spacing: .16em; text-transform: uppercase; }
.site-footer nav { display: grid; gap: 10px; font-size: 13px; }
.footer-meta { max-width: 1180px; margin: 42px auto 0; padding-top: 20px; border-top: 1px solid rgba(255,255,255,.2); color: rgba(255,255,255,.55); font-size: 11px; }
.site-footer .footer-legal {
  max-width: 1180px;
  margin: 18px auto 0;
  padding-top: 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  border-top: 1px solid rgba(255,255,255,.12);
  color: rgba(255,255,255,.72);
  font-size: 11px;
}
.site-footer .footer-legal a { text-decoration: underline; text-decoration-color: rgba(255,255,255,.28); text-underline-offset: 4px; }
.site-footer .footer-legal a:hover { color: var(--butter); }
@media (max-width: 900px) {
  .site-header { grid-template-columns: auto 1fr auto auto; gap: 12px; }
  .header-cta { display: none; }
  .menu-toggle { display: block; justify-self: end; }
  .primary-nav { display: none; position: absolute; top: 100%; left: 0; right: 0; padding: 22px; background: var(--paper); border-bottom: 1px solid var(--ink); flex-direction: column; align-items: stretch; }
  .primary-nav.is-open { display: flex; }
  .primary-nav a { min-height: 45px; display: flex; align-items: center; border-bottom: 1px solid var(--line); }
  .page-hero, .content-grid { grid-template-columns: 1fr; }
  .page-hero { gap: 30px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .site-header { min-height: 66px; padding: 10px 18px; }
  .brand { font-size: 23px; }
  .brand-mark { width: 31px; }
  .site-language-picker { padding-inline: 8px 5px; }
  .site-language-picker > span[aria-hidden] { display: none; }
  .site-language-picker select { width: 76px; padding-left: 0; font-size: 10px; }
  .breadcrumbs { padding-inline: 18px; }
  .page-hero { padding: 56px 18px 52px; }
  h1 { font-size: clamp(48px,16vw,72px); }
  .content-grid, .answer-section { padding-inline: 18px; }
  .editorial-byline { padding-inline: 18px; }
  .content-card { min-height: 0; }
  .footer-grid { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .content-card { transition: none; } }

/* 2026-08-11: shared field-notes UI */
:root {
  --coral-deep: #d9573b;
  --ease: cubic-bezier(.2, .8, .2, 1);
  --shadow-soft: 0 24px 70px rgba(60, 53, 38, .1);
}
body { overflow-wrap: anywhere; }
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 40;
  pointer-events: none;
  opacity: .13;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitchTiles'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.07'/%3E%3C/svg%3E");
}
.site-header { box-shadow: 0 8px 30px rgba(37, 54, 47, .04); }
.primary-nav a {
  padding: 7px 10px;
  border-radius: 999px;
  transition: color .2s, background .2s;
}
.primary-nav a[aria-current="page"] { background: var(--white); box-shadow: inset 0 0 0 1px var(--line); }
.header-cta, .button { transition: transform .2s var(--ease), box-shadow .2s var(--ease); }
.header-cta:hover, .button:hover { transform: translate(2px, 2px); box-shadow: 1px 1px 0 var(--ink); }

.page-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  max-width: none;
  padding-inline: max(clamp(20px, 5vw, 56px), calc((100vw - 1180px) / 2 + 56px));
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(circle at 90% 12%, rgba(237, 201, 75, .32) 0 9%, transparent 9.2%),
    linear-gradient(135deg, rgba(169, 212, 229, .18), transparent 42%);
}
.page-hero::after {
  content: "✦";
  position: absolute;
  z-index: -1;
  right: 4vw;
  bottom: -52px;
  color: var(--coral);
  font: 700 clamp(100px, 14vw, 210px)/1 var(--hand);
  opacity: .08;
  transform: rotate(12deg);
}
.hero-summary { max-width: 49ch; line-height: 1.72; }
.truth-note { border-radius: 0 14px 14px 0; }

.content-band { background: linear-gradient(180deg, var(--white), #fffaf0); }
.content-grid {
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 20px;
  counter-reset: field-card;
}
.content-card {
  grid-column: span 6;
  position: relative;
  isolation: isolate;
  overflow: hidden;
  min-height: 240px;
  counter-increment: field-card;
  transition: transform .22s var(--ease), box-shadow .22s var(--ease);
}
.content-card:nth-child(4n + 1), .content-card:nth-child(4n) { grid-column: span 7; }
.content-card:nth-child(4n + 2), .content-card:nth-child(4n + 3) { grid-column: span 5; }
.content-card::before {
  content: "0" counter(field-card);
  display: block;
  margin-bottom: 38px;
  color: var(--coral-deep);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: .15em;
}
.content-card::after {
  content: "✦";
  position: absolute;
  z-index: -1;
  right: 22px;
  top: 10px;
  color: var(--coral);
  font: 700 76px/1 var(--hand);
  opacity: .08;
  transform: rotate(10deg);
}
.content-card h2 { max-width: 15em; }
.content-card p { max-width: 55ch; }
.card-link { display: inline-flex; align-items: center; gap: 7px; color: var(--ink); text-decoration-color: rgba(37, 54, 47, .35); }

.answer-section { position: relative; }
.answer-section > h2 {
  max-width: 16em;
  margin: 0 0 30px;
  font-size: clamp(36px, 4vw, 54px);
  line-height: .95;
  letter-spacing: -.045em;
}
.answer-block {
  margin-bottom: clamp(48px, 7vw, 78px);
  padding-top: 26px;
  border-top: 1px solid var(--ink);
}
.answer-block:first-child { border-top-width: 1.5px; }
.answer-block p { max-width: 74ch; line-height: 1.78; }
.answer-block li { max-width: 70ch; }
.source-note { margin-top: 28px; padding: 16px 18px; border: 0; border-left: 3px solid var(--butter); border-radius: 0 12px 12px 0; background: var(--white); }

.related {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 11px;
  margin-top: 34px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
}
.related a {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 18px;
  min-height: 62px;
  padding: 13px 16px;
  border: 1px solid var(--line);
  border-radius: 15px 15px 15px 5px;
  background: var(--white);
  font-size: 12px;
  font-weight: 700;
  line-height: 1.4;
  transition: transform .2s var(--ease), border-color .2s, background .2s;
}
.related a::after { content: "↗"; color: var(--coral-deep); font: 700 18px/1 var(--hand); }
.related a:hover { transform: translateY(-2px); border-color: var(--ink); background: #fffaf0; }

.about-evidence-section {
  padding: clamp(72px, 9vw, 122px) clamp(20px, 5vw, 56px);
  border-block: 1px solid var(--line);
  background:
    radial-gradient(circle at 92% 9%, rgba(237, 201, 75, .28) 0 8%, transparent 8.2%),
    linear-gradient(135deg, rgba(169, 212, 229, .2), transparent 38%),
    var(--white);
}
.evidence-heading,
.evidence-grid,
.evidence-source-note { max-width: 1180px; margin-inline: auto; }
.evidence-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(300px, .8fr);
  gap: 20px clamp(36px, 7vw, 108px);
  align-items: end;
  margin-bottom: 42px;
}
.evidence-heading .eyebrow { grid-column: 1 / -1; margin-bottom: 0; }
.evidence-heading h2 {
  margin: 0;
  font-size: clamp(44px, 5.2vw, 74px);
  line-height: .9;
  letter-spacing: -.055em;
}
.evidence-direct-answer { margin: 0; color: var(--ink-soft); font-size: 14px; line-height: 1.72; }
.evidence-direct-answer strong { color: var(--ink); }
.evidence-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.32fr) minmax(310px, .68fr);
  gap: 18px;
  align-items: start;
}
.evidence-card {
  min-width: 0;
  padding: clamp(22px, 3vw, 34px);
  border: 1.5px solid var(--ink);
  border-radius: 25px 25px 25px 7px;
  background: linear-gradient(145deg, rgba(169, 212, 229, .16), transparent 42%), rgba(255, 253, 248, .96);
  box-shadow: 5px 5px 0 var(--ink);
}
.evidence-checklist-card { background: linear-gradient(155deg, rgba(237, 201, 75, .23), transparent 48%), rgba(255, 253, 248, .96); }
.evidence-card-kicker {
  margin: 0 0 10px;
  color: var(--coral);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .16em;
  text-transform: uppercase;
}
.evidence-card h3,
.evidence-source-note h3 { margin: 0; font: 700 clamp(29px, 3vw, 39px)/.98 var(--hand); letter-spacing: -.025em; }
.evidence-scroll-hint { display: none; }
.evidence-table-wrap {
  max-width: 100%;
  margin-top: 24px;
  overflow-x: auto;
  overscroll-behavior-inline: contain;
  scrollbar-color: var(--coral) rgba(37, 54, 47, .08);
}
.evidence-table-wrap:focus-visible { outline: 3px solid var(--coral); outline-offset: 5px; border-radius: 8px; }
.evidence-signal-table {
  width: 100%;
  min-width: 650px;
  border-spacing: 0;
  border-collapse: separate;
  color: var(--ink-soft);
  font-size: 12px;
  line-height: 1.55;
}
.evidence-signal-table th,
.evidence-signal-table td { padding: 14px 13px; border-top: 1px solid var(--line); vertical-align: top; text-align: left; }
.evidence-signal-table thead th { padding-top: 0; border-top: 0; color: var(--ink); font-size: 10px; letter-spacing: .11em; text-transform: uppercase; }
.evidence-signal-table tbody th { width: 104px; color: var(--ink); font: 700 19px/1.1 var(--hand); }
.evidence-signal-table td:nth-child(2) { width: 29%; }
.evidence-signal-table a,
.evidence-buying-checklist a,
.evidence-source-note a {
  color: var(--ink);
  font-weight: 800;
  text-decoration: underline;
  text-decoration-color: var(--coral);
  text-decoration-thickness: 1.5px;
  text-underline-offset: 3px;
}
.evidence-signal-table q { color: var(--ink); font-weight: 700; }
.evidence-buying-checklist { margin: 24px 0 0; padding: 0; list-style: none; counter-reset: evidence-check; }
.evidence-buying-checklist li {
  counter-increment: evidence-check;
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  column-gap: 12px;
  padding: 14px 0;
  border-top: 1px solid var(--line);
}
.evidence-buying-checklist li::before {
  content: counter(evidence-check, decimal-leading-zero);
  grid-row: 1 / 3;
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border: 1px solid var(--ink);
  border-radius: 50% 50% 50% 8px;
  background: var(--butter);
  color: var(--ink);
  font: 700 13px/1 var(--hand);
}
.evidence-buying-checklist strong { grid-column: 2; color: var(--ink); font-size: 12px; }
.evidence-buying-checklist span { grid-column: 2; margin-top: 4px; color: var(--ink-soft); font-size: 11px; line-height: 1.55; }
.evidence-source-note {
  margin-top: 28px;
  padding: clamp(20px, 3vw, 30px);
  display: grid;
  grid-template-columns: minmax(250px, .72fr) minmax(0, 1.28fr);
  gap: 28px clamp(28px, 5vw, 72px);
  border: 1px dashed rgba(37, 54, 47, .55);
  border-radius: 22px 22px 22px 6px;
  background: rgba(255, 253, 248, .68);
}
.evidence-source-note > div > p:last-child { margin: 12px 0 0; color: var(--ink-soft); font-size: 11px; line-height: 1.55; }
.evidence-source-note time { color: var(--ink); font-weight: 700; }
.evidence-source-note ul { margin: 0; padding: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 22px; list-style: none; }
.evidence-source-note li { padding: 10px 0; display: grid; gap: 3px; border-top: 1px solid var(--line); }
.evidence-source-note li:nth-child(-n + 2) { border-top: 0; padding-top: 0; }
.evidence-source-note li span { color: var(--ink-soft); font-size: 10px; line-height: 1.4; }
.about-related { padding-top: clamp(60px, 7vw, 92px); }

.site-footer { position: relative; overflow: hidden; }
.site-footer::after {
  content: "petting";
  position: absolute;
  right: -18px;
  bottom: -45px;
  color: rgba(255, 255, 255, .035);
  font: 700 150px/1 var(--hand);
  pointer-events: none;
}

@keyframes page-rise {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}
.page-hero > *, .content-card, .answer-block { animation: page-rise .55s var(--ease) both; }
.content-card:nth-child(2), .answer-block:nth-child(2) { animation-delay: .06s; }
.content-card:nth-child(3), .answer-block:nth-child(3) { animation-delay: .12s; }
.content-card:nth-child(4), .answer-block:nth-child(4) { animation-delay: .18s; }

@media (max-width: 900px) {
  .content-grid { grid-template-columns: 1fr; }
  .content-card,
  .content-card:nth-child(4n + 1), .content-card:nth-child(4n),
  .content-card:nth-child(4n + 2), .content-card:nth-child(4n + 3) { grid-column: auto; }
  .related { grid-template-columns: 1fr; }
  .primary-nav a { border-radius: 0; }
  .primary-nav a[aria-current="page"] { background: transparent; box-shadow: none; }
  .evidence-heading,
  .evidence-grid,
  .evidence-source-note { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .page-hero { padding: 52px 18px 48px; }
  .page-hero h1 { font-size: clamp(44px, 14vw, 58px); }
  .content-grid { gap: 16px; }
  .content-card { padding: 25px 22px 28px; border-radius: 20px 20px 20px 7px; box-shadow: 4px 4px 0 var(--ink); }
  .content-card::before { margin-bottom: 26px; }
  .answer-section { padding-block: 56px 78px; }
  .answer-section > h2 { font-size: 38px; }
  .related a { min-height: 58px; padding-inline: 14px; }
  .editorial-byline { align-items: flex-start; gap: 7px 13px; }
  .editorial-byline::before { margin-top: 1px; }
  .editorial-byline > span { width: calc(100% - 34px); }
  .editorial-byline > span + span { margin-left: 34px; padding-left: 0; border-left: 0; }
  .about-evidence-section { padding: 64px 18px; }
  .evidence-heading { margin-bottom: 30px; }
  .evidence-heading h2 { font-size: 42px; }
  .evidence-direct-answer { font-size: 13px; }
  .evidence-grid { gap: 14px; }
  .evidence-card { padding: 22px 17px; box-shadow: 4px 4px 0 var(--ink); }
  .evidence-card h3,
  .evidence-source-note h3 { font-size: 31px; }
  .evidence-scroll-hint { display: block; margin: 13px 0 -5px; color: var(--coral); font: 700 15px/1 var(--hand); }
  .evidence-table-wrap { margin-top: 18px; }
  .evidence-signal-table { min-width: 620px; }
  .evidence-source-note { padding: 22px 17px; gap: 20px; }
  .evidence-source-note ul { grid-template-columns: 1fr; }
  .evidence-source-note li:nth-child(2) { border-top: 1px solid var(--line); padding-top: 10px; }
  .site-footer::after { font-size: 92px; }
}

@media (prefers-reduced-motion: reduce) {
  .page-hero > *, .content-card, .answer-block { animation: none; }
}

/* 2026-08-16: curious field-notes series */
.topic-nav {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 clamp(20px, 5vw, 56px) 34px;
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
}
.topic-nav a {
  padding: 8px 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 253, 248, .8);
  font-size: 12px;
  font-weight: 800;
}
.featured-story {
  max-width: 1180px;
  margin: 0 auto;
  padding: clamp(48px, 7vw, 86px) clamp(20px, 5vw, 56px);
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(280px, .7fr);
  gap: clamp(28px, 5vw, 68px);
  align-items: center;
}
.featured-story picture,
.article-cover picture,
.card-media { display: block; overflow: hidden; background: var(--paper-deep); }
.featured-story picture { border: 1.5px solid var(--ink); border-radius: 28px 28px 28px 8px; box-shadow: 7px 7px 0 var(--ink); }
.featured-story img,
.article-cover img,
.card-media img { width: 100%; height: 100%; object-fit: cover; }
.featured-story img { aspect-ratio: 3 / 2; }
.story-kicker,
.card-kicker {
  margin: 0 0 12px;
  color: var(--coral-deep);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.featured-story h2 { margin: 0 0 17px; font-size: clamp(36px, 4.5vw, 60px); line-height: .95; letter-spacing: -.045em; }
.featured-story p:not(.story-kicker) { color: var(--ink-soft); }
.section-heading { max-width: 1180px; margin: 0 auto; padding: clamp(54px, 7vw, 82px) clamp(20px, 5vw, 56px) 0; }
.section-heading h2 { margin: 0; max-width: 13em; font-size: clamp(38px, 5vw, 62px); line-height: .95; letter-spacing: -.045em; }
.section-heading p:last-child { max-width: 62ch; color: var(--ink-soft); }
.article-card { padding: 0; }
.article-card::before {
  position: absolute;
  z-index: 2;
  top: 14px;
  left: 14px;
  margin: 0;
  padding: 6px 9px;
  border-radius: 999px;
  background: rgba(255, 253, 248, .92);
  box-shadow: 0 5px 18px rgba(37, 54, 47, .12);
}
.article-card::after { display: none; }
.card-media { aspect-ratio: 16 / 10; border-bottom: 1.5px solid var(--ink); }
.card-body { padding: clamp(24px, 3vw, 34px); }
.card-body h2 { font-size: clamp(28px, 3vw, 40px); }
.notes-list { display: grid; gap: 0; border-top: 1.5px solid var(--ink); }
.notes-list a { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 24px; align-items: center; padding: 24px 0; border-bottom: 1px solid var(--line); }
.notes-list strong { display: block; margin-bottom: 5px; font-size: clamp(22px, 3vw, 34px); line-height: 1.05; }
.notes-list span { color: var(--ink-soft); font-size: 13px; }
.notes-list b { color: var(--coral-deep); font: 700 26px/1 var(--hand); }

.article-cover { max-width: 1180px; margin: 0 auto; padding: 0 clamp(20px, 5vw, 56px); }
.article-cover picture { border: 1.5px solid var(--ink); border-radius: 28px 28px 28px 8px; box-shadow: 7px 7px 0 var(--ink); }
.article-cover img { aspect-ratio: 3 / 2; }
.article-cover figcaption { padding: 16px 4px 0; color: var(--ink-soft); font-size: 12px; }
.quick-answer {
  margin: 0 0 54px;
  padding: clamp(22px, 4vw, 34px);
  border: 1.5px solid var(--ink);
  border-radius: 20px 20px 20px 6px;
  background: #f8e3bd;
  box-shadow: 5px 5px 0 var(--ink);
}
.quick-answer strong { display: block; margin-bottom: 8px; color: var(--coral-deep); font-size: 11px; letter-spacing: .13em; text-transform: uppercase; }
.quick-answer p { margin: 0; color: var(--ink); font-size: clamp(17px, 2vw, 21px); line-height: 1.55; }
.article-toc { margin: 0 0 64px; padding: 24px clamp(20px, 4vw, 34px); border: 1px solid var(--line); border-radius: 18px; background: var(--white); }
.article-toc strong { display: block; margin-bottom: 12px; }
.article-toc ol { margin: 0; padding-left: 20px; columns: 2; column-gap: 44px; }
.article-toc li { break-inside: avoid; margin: 7px 0; }
.article-toc a { text-decoration: underline; text-decoration-color: rgba(37, 54, 47, .28); text-underline-offset: 4px; }
.answer-block { scroll-margin-top: 110px; }
.age-tool {
  margin: 25px 0 32px;
  padding: clamp(22px, 4vw, 34px);
  border-radius: 22px;
  background: var(--ink);
  color: white;
}
.age-tool-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.age-tool label { display: grid; gap: 9px; font-size: 12px; font-weight: 800; }
.age-tool input[type="range"] { width: 100%; accent-color: var(--coral); }
.age-tool select { min-height: 48px; padding: 0 14px; border: 1px solid rgba(255,255,255,.35); border-radius: 12px; background: #fffdf8; color: var(--ink); font: 700 13px var(--sans); }
.age-result { margin: 25px 0 0; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.22); color: #fff; font-size: clamp(20px, 3vw, 30px); font-weight: 800; line-height: 1.25; }
.age-disclaimer { margin: 13px 0 0; color: rgba(255,255,255,.7); font-size: 11px; }
.age-table-wrap { overflow-x: auto; margin-top: 24px; border: 1px solid var(--line); border-radius: 16px; background: var(--white); }
.age-table { width: 100%; border-collapse: collapse; min-width: 620px; font-size: 13px; }
.age-table th,
.age-table td { padding: 13px 14px; border-bottom: 1px solid var(--line); text-align: left; }
.age-table th { background: #f8e3bd; font-size: 11px; letter-spacing: .03em; }
.age-table tr:last-child td { border-bottom: 0; }
.fact-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; margin-top: 24px; }
.fact-card { padding: 20px; border: 1px solid var(--line); border-radius: 16px 16px 16px 5px; background: var(--white); }
.fact-card strong { display: block; margin-bottom: 7px; color: var(--coral-deep); font-size: 18px; }
.fact-card p { margin: 0; font-size: 14px; }
.article-callout { margin-top: 24px; padding: 18px 20px; border-left: 4px solid var(--coral); border-radius: 0 14px 14px 0; background: #fffaf0; }
.article-callout p { margin: 0; }
.faq-list details { padding: 20px 0; border-top: 1px solid var(--line); }
.faq-list details:last-child { border-bottom: 1px solid var(--line); }
.faq-list summary { cursor: pointer; font-weight: 800; }
.faq-list details p { margin-bottom: 0; }

@media (max-width: 900px) {
  .featured-story { grid-template-columns: 1fr; }
  .article-toc ol { columns: 1; }
}

@media (max-width: 560px) {
  .topic-nav { padding-inline: 18px; }
  .featured-story,
  .section-heading,
  .article-cover { padding-inline: 18px; }
  .featured-story picture,
  .article-cover picture { border-radius: 20px 20px 20px 7px; box-shadow: 4px 4px 0 var(--ink); }
  .age-tool-grid,
  .fact-grid { grid-template-columns: 1fr; }
  .age-tool-grid { grid-template-columns: minmax(0, 1fr); }
  .age-tool-grid > *,
  .age-tool select { min-width: 0; max-width: 100%; }
  .age-tool input[type="range"] { margin-inline: 0; }
  .notes-list a { gap: 14px; }
}