.airport-rail-library-lead {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 12px 24px;
  align-items: center;
  margin-bottom: 24px;
  border: 1px solid var(--ink);
  border-radius: 28px;
  background: var(--mint);
  padding: 25px;
  color: var(--ink);
  text-decoration: none;
}

.airport-rail-library-lead > span,
.transport-index__feature > span {
  border-radius: 999px;
  background: var(--ink);
  padding: 7px 10px;
  color: #fff;
  font-size: 10px;
  font-weight: 900;
  letter-spacing: .08em;
}

.airport-rail-library-lead strong { font-family: "Fraunces", "Noto Sans JP", serif; font-size: clamp(22px, 3vw, 34px); line-height: 1.15; }
.airport-rail-library-lead small { grid-column: 2; color: var(--ink-soft); line-height: 1.55; }
.airport-rail-library-lead b { grid-column: 3; grid-row: 1 / span 2; }
.airport-rail-library-lead:hover { background: #d0e5df; box-shadow: inset 0 -4px var(--coral); }

.transport-index { padding-top: clamp(42px, 7vw, 78px); }
.transport-index__feature { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 22px 30px; border: 1px solid var(--ink); border-radius: 34px; background: var(--mint); padding: clamp(28px, 6vw, 58px); color: var(--ink); text-decoration: none; }
.transport-index__feature > span { align-self: start; }
.transport-index__feature h2 { max-width: 18ch; margin: 7px 0 18px; font-family: "Fraunces", "Noto Sans JP", serif; font-size: clamp(35px, 6vw, 66px); line-height: 1.05; letter-spacing: -.035em; }
html[lang="ja"] .transport-index__feature h2 { line-height: 1.35; }
.transport-index__feature p:last-child { max-width: 65ch; margin: 0; color: var(--ink-soft); line-height: 1.75; }
.transport-index__feature > b { grid-column: 2; font-size: 13px; }
.transport-index__feature:hover { box-shadow: inset 0 -5px var(--coral); }
.transport-index__paths { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: 16px; border: 1px solid var(--border); border-radius: 26px; background: var(--white); overflow: hidden; }
.transport-index__paths a { display: flex; min-height: 230px; flex-direction: column; padding: 28px; color: var(--ink); text-decoration: none; }
.transport-index__paths a + a { border-left: 1px solid var(--border); }
.transport-index__paths span { font-size: 10px; font-weight: 900; letter-spacing: .08em; }
.transport-index__paths strong { margin-top: auto; font-family: "Fraunces", "Noto Sans JP", serif; font-size: 29px; line-height: 1.2; }
.transport-index__paths small { margin-top: 10px; color: var(--ink-soft); line-height: 1.55; }
.transport-index__paths a:hover { background: #fff9e9; }
.transport-index > aside { margin-top: 18px; border-radius: 22px; background: #fff4d4; padding: 24px; }
.transport-index > aside p { max-width: 76ch; margin: 8px 0 0; color: var(--ink-soft); line-height: 1.7; }

.airport-rail-comparison,
.airport-rail-deep { padding-top: clamp(42px, 7vw, 82px); }

.airport-rail-mode { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border: 1px solid var(--ink); border-radius: 22px; background: var(--white); overflow: hidden; }
.airport-rail-mode a { min-height: 108px; display: flex; flex-direction: column; justify-content: center; padding: 22px; color: var(--ink); text-decoration: none; }
.airport-rail-mode a + a { border-left: 1px solid var(--ink); }
.airport-rail-mode strong { font-size: 17px; }
.airport-rail-mode small { margin-top: 7px; color: var(--ink-soft); }
.airport-rail-mode a:hover { background: var(--mint); }

.airport-rail-answer { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: clamp(28px, 6vw, 80px); align-items: start; margin-top: 18px; border-radius: 32px; background: var(--ink); padding: clamp(30px, 6vw, 62px); color: #fffdf6; }
.airport-rail-answer h2 { max-width: 14ch; margin: 7px 0 0; font-family: "Fraunces", "Noto Sans JP", serif; font-size: clamp(37px, 5.6vw, 66px); line-height: 1.06; letter-spacing: -.035em; }
html[lang="ja"] .airport-rail-answer h2 { line-height: 1.38; }
.airport-rail-answer > p { margin: 0; color: #d8e5e2; font-size: clamp(17px, 2vw, 21px); line-height: 1.85; }
.airport-rail-answer .eyebrow { color: var(--mint); }

.airport-rail-map,
.airport-rail-decisions,
.airport-rail-four,
.airport-rail-fingerprint,
.airport-rail-route-strip,
.airport-rail-services,
.airport-rail-destinations,
.airport-rail-gate-check,
.airport-rail-real-conditions,
.airport-rail-recovery,
.airport-rail-phrase,
.airport-rail-faq-section,
.airport-rail-sources { margin-top: clamp(62px, 9vw, 112px); }

.airport-rail-map > div:first-child,
.airport-rail-decisions > div:first-child,
.airport-rail-four > div:first-child,
.airport-rail-fingerprint > div:first-child,
.airport-rail-route-strip > div:first-child,
.airport-rail-services > div:first-child,
.airport-rail-destinations > div:first-child,
.airport-rail-gate-check > div:first-child,
.airport-rail-recovery > div:first-child,
.airport-rail-faq-section > div:first-child,
.airport-rail-sources > div:first-child { max-width: 780px; }

.airport-rail-map h2,
.airport-rail-decisions h2,
.airport-rail-four h2,
.airport-rail-fingerprint h2,
.airport-rail-route-strip h2,
.airport-rail-services h2,
.airport-rail-destinations h2,
.airport-rail-gate-check h2,
.airport-rail-recovery h2,
.airport-rail-phrase h2,
.airport-rail-faq-section h2,
.airport-rail-sources h2 { margin: 7px 0 0; font-family: "Fraunces", "Noto Sans JP", serif; font-size: clamp(34px, 5vw, 58px); line-height: 1.1; letter-spacing: -.03em; text-wrap: balance; }

html[lang="ja"] :is(.airport-rail-map, .airport-rail-decisions, .airport-rail-four, .airport-rail-fingerprint, .airport-rail-route-strip, .airport-rail-services, .airport-rail-destinations, .airport-rail-gate-check, .airport-rail-recovery, .airport-rail-phrase, .airport-rail-faq-section, .airport-rail-sources) h2 { line-height: 1.4; }

.airport-rail-map > div:first-child > p:last-child,
.airport-rail-four > div:first-child > p:last-child,
.airport-rail-route-strip > div:first-child > p:last-child,
.airport-rail-services > div:first-child > p:last-child,
.airport-rail-recovery > div:first-child > p:last-child,
.airport-rail-sources > div:first-child > p:last-child { color: var(--ink-soft); line-height: 1.78; }

.airport-rail-map > div:last-child { margin-top: 35px; border: 1px solid var(--border); border-radius: 28px; background: var(--white); padding: clamp(22px, 4vw, 38px); }
.airport-rail-map > div:last-child section { display: grid; grid-template-columns: 76px 1fr; gap: 18px; align-items: center; }
.airport-rail-map > div:last-child section + section { margin-top: 22px; border-top: 1px solid var(--border); padding-top: 22px; }
.airport-rail-map section > strong { display: grid; width: 62px; height: 62px; place-items: center; border-radius: 50%; background: var(--coral); }
.airport-rail-map section > div { display: grid; gap: 8px; }
.airport-rail-map section p { position: relative; margin: 0; border-radius: 999px; background: #edf4f1; padding: 12px 16px 12px 46px; line-height: 1.5; }
.airport-rail-map section p::before { content: ""; position: absolute; left: 17px; top: 50%; width: 18px; height: 2px; background: var(--ink); }
.airport-rail-map section p span { position: absolute; left: 31px; top: calc(50% - 4px); width: 8px; height: 8px; border-top: 2px solid var(--ink); border-right: 2px solid var(--ink); transform: rotate(45deg); }

.airport-rail-decisions > div:last-child,
.airport-rail-fingerprint > div:last-child { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: 32px; border: 1px solid var(--border); border-radius: 26px; background: var(--white); overflow: hidden; }
.airport-rail-decisions article,
.airport-rail-fingerprint article { min-height: 230px; padding: clamp(23px, 4vw, 34px); }
.airport-rail-decisions article:nth-child(even),
.airport-rail-fingerprint article:nth-child(even) { border-left: 1px solid var(--border); }
.airport-rail-decisions article:nth-child(n+3),
.airport-rail-fingerprint article:nth-child(n+3) { border-top: 1px solid var(--border); }
.airport-rail-decisions article:last-child:nth-child(odd) { grid-column: 1 / -1; min-height: 0; }
.airport-rail-decisions h3,
.airport-rail-fingerprint h3 { margin: 0; font-family: "Fraunces", "Noto Sans JP", serif; font-size: clamp(23px, 3vw, 32px); line-height: 1.25; }
.airport-rail-fingerprint article > span { display: inline-block; margin-bottom: 30px; color: #884536; font-size: 11px; font-weight: 900; }
.airport-rail-decisions article p,
.airport-rail-fingerprint article p { margin: 50px 0 0; color: var(--ink-soft); line-height: 1.75; }

.airport-rail-four > div:last-child { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; margin-top: 34px; }
.airport-rail-card { display: flex; min-width: 0; flex-direction: column; border: 1px solid var(--border); border-radius: 26px; background: var(--white); padding: clamp(24px, 4vw, 34px); }
.airport-rail-card header > span { display: inline-block; border-radius: 999px; background: var(--ink); padding: 7px 10px; color: #fff; font-size: 10px; font-weight: 900; }
.airport-rail-card header > small { margin-left: 8px; color: var(--ink-soft); }
.airport-rail-card h3 { margin: 42px 0 0; font-family: "Fraunces", "Noto Sans JP", serif; font-size: clamp(27px, 3.5vw, 39px); line-height: 1.17; }
.airport-rail-card dl { margin: 28px 0 0; }
.airport-rail-card dl div { border-top: 1px solid var(--border); padding: 16px 0; }
.airport-rail-card dt { color: #884536; font-size: 10px; font-weight: 900; letter-spacing: .06em; text-transform: uppercase; }
.airport-rail-card dd { margin: 7px 0 0; line-height: 1.65; }
.airport-rail-card > a { min-height: 48px; display: flex; align-items: center; justify-content: space-between; margin-top: auto; border-top: 1px solid var(--ink); padding-top: 16px; color: var(--ink); font-weight: 850; }

.airport-rail-boundary { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(220px, .65fr); gap: 30px; margin-top: clamp(62px, 9vw, 112px); border-radius: 28px; background: #fff4d4; padding: clamp(27px, 5vw, 48px); }
.airport-rail-boundary h2 { margin: 7px 0 18px; font-family: "Fraunces", "Noto Sans JP", serif; font-size: clamp(31px, 4.5vw, 49px); line-height: 1.15; }
.airport-rail-boundary p { margin: 0; color: var(--ink-soft); line-height: 1.78; }
.airport-rail-boundary dl { margin: 0; border-left: 1px solid var(--ink); padding-left: 25px; }
.airport-rail-boundary dl div + div { margin-top: 25px; }
.airport-rail-boundary dt { font-size: 10px; font-weight: 900; letter-spacing: .06em; text-transform: uppercase; }
.airport-rail-boundary dd { margin: 6px 0 0; font-size: 18px; font-variant-numeric: tabular-nums; }

.airport-rail-faq { margin-top: 30px; border-top: 1px solid var(--ink); }
.airport-rail-faq details { border-bottom: 1px solid var(--border); background: var(--white); }
.airport-rail-faq summary { min-height: 68px; display: flex; align-items: center; justify-content: space-between; gap: 20px; cursor: pointer; padding: 18px 20px; font-size: clamp(16px, 2vw, 20px); font-weight: 850; line-height: 1.45; }
.airport-rail-faq summary::after { content: "+"; flex: 0 0 auto; font-size: 24px; }
.airport-rail-faq details[open] summary::after { content: "−"; }
.airport-rail-faq p { max-width: 78ch; margin: 0; padding: 0 20px 24px; color: var(--ink-soft); line-height: 1.78; }
.airport-rail-faq summary:focus-visible { outline: 3px solid var(--coral); outline-offset: -3px; }

.airport-rail-sources { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: clamp(30px, 6vw, 72px); border-top: 5px solid var(--ink); padding-top: 38px; }
.airport-rail-sources ul { margin: 0; padding: 0; list-style: none; }
.airport-rail-sources li + li { border-top: 1px solid var(--border); }
.airport-rail-sources a { min-height: 58px; display: flex; align-items: center; justify-content: space-between; gap: 16px; color: var(--ink); font-weight: 800; line-height: 1.45; }
.airport-rail-sources a > span:first-child { color: #884536; font-size: 10px; }

.airport-rail-route-strip { border-radius: 30px; background: var(--mint); padding: clamp(28px, 5vw, 50px); }
.airport-rail-route-strip ol { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); margin: 35px 0 0; padding: 0; list-style: none; }
.airport-rail-route-strip li { position: relative; min-width: 0; border-top: 3px solid var(--ink); padding: 25px 10px 0 0; }
.airport-rail-route-strip li span { position: absolute; width: 15px; height: 15px; left: 0; top: -9px; border: 3px solid var(--ink); border-radius: 50%; background: var(--mint); }
.airport-rail-route-strip strong { display: block; padding-right: 15px; line-height: 1.5; }

.airport-rail-services > div:last-child { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: 30px; border-radius: 26px; background: var(--ink); color: #fffdf6; overflow: hidden; }
.airport-rail-services article { min-height: 280px; padding: clamp(27px, 5vw, 45px); }
.airport-rail-services article + article { border-left: 1px solid rgba(255, 255, 255, .28); }
.airport-rail-services h3 { margin: 0; font-family: "Fraunces", "Noto Sans JP", serif; font-size: clamp(31px, 4vw, 46px); line-height: 1.17; }
.airport-rail-services article p { margin: 70px 0 0; color: #d8e5e2; line-height: 1.78; }

.airport-rail-destinations > div:last-child { margin-top: 30px; border-top: 1px solid var(--ink); }
.airport-rail-destinations article { display: grid; grid-template-columns: 64px minmax(0, 1fr); gap: 24px; border-bottom: 1px solid var(--border); padding: 26px 0; }
.airport-rail-destinations article > span { display: grid; width: 48px; height: 48px; place-items: center; border-radius: 50%; background: var(--coral); font-weight: 900; }
.airport-rail-destinations h3 { margin: 0; font-size: clamp(22px, 3vw, 30px); }
.airport-rail-destinations article p { max-width: 72ch; margin: 10px 0 0; color: var(--ink-soft); line-height: 1.75; }

.airport-rail-gate-check { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: clamp(30px, 6vw, 70px); }
.airport-rail-gate-check ol { margin: 0; padding: 0; counter-reset: rail-check; list-style: none; }
.airport-rail-gate-check li { position: relative; border-top: 1px solid var(--border); padding: 20px 10px 20px 62px; line-height: 1.7; counter-increment: rail-check; }
.airport-rail-gate-check li::before { content: counter(rail-check); position: absolute; left: 4px; top: 16px; display: grid; width: 38px; height: 38px; place-items: center; border-radius: 50%; background: var(--coral); font-weight: 900; }

.airport-rail-real-conditions > div { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border: 1px solid var(--border); border-radius: 28px; background: var(--white); overflow: hidden; }
.airport-rail-real-conditions article { padding: clamp(26px, 5vw, 46px); }
.airport-rail-real-conditions article + article { border-left: 1px solid var(--border); }
.airport-rail-real-conditions article > span { color: #884536; font-size: 10px; font-weight: 900; letter-spacing: .08em; }
.airport-rail-real-conditions h2 { margin: 35px 0 0; font-family: "Fraunces", "Noto Sans JP", serif; font-size: clamp(28px, 3.8vw, 43px); line-height: 1.2; }
.airport-rail-real-conditions p { margin: 22px 0 0; color: var(--ink-soft); line-height: 1.8; }

.airport-rail-recovery > div:last-child { margin-top: 28px; }
.airport-rail-recovery details { border-top: 1px solid var(--border); }
.airport-rail-recovery details:last-child { border-bottom: 1px solid var(--border); }
.airport-rail-recovery summary { min-height: 70px; display: flex; align-items: center; gap: 17px; cursor: pointer; padding: 15px 8px; font-weight: 850; line-height: 1.5; }
.airport-rail-recovery summary span { color: #884536; font-size: 10px; }
.airport-rail-recovery details p { max-width: 74ch; margin: 0; padding: 0 8px 24px 43px; color: var(--ink-soft); line-height: 1.75; }
.airport-rail-recovery summary:focus-visible { outline: 3px solid var(--coral); outline-offset: 2px; }

.airport-rail-phrase { border-radius: 28px; background: var(--ink); padding: clamp(30px, 6vw, 58px); color: #fffdf6; }
.airport-rail-phrase .eyebrow { color: var(--mint); }
.airport-rail-phrase blockquote { margin: 45px 0 0; font-size: clamp(26px, 4vw, 43px); font-weight: 800; line-height: 1.55; }
.airport-rail-phrase > p { color: #d8e5e2; line-height: 1.7; }

.airport-rail-next { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: clamp(50px, 8vw, 90px); border: 1px solid var(--ink); border-radius: 24px; overflow: hidden; }
.airport-rail-next a { min-height: 115px; display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 24px; color: var(--ink); font-weight: 850; text-decoration: none; }
.airport-rail-next a + a { border-left: 1px solid var(--ink); }
.airport-rail-next a:hover { background: var(--mint); }

@media (max-width: 760px) {
  .airport-rail-library-lead { grid-template-columns: 1fr; }
  .airport-rail-library-lead > span { justify-self: start; }
  .airport-rail-library-lead small,
  .airport-rail-library-lead b { grid-column: 1; grid-row: auto; }
  .transport-index__feature { grid-template-columns: 1fr; padding: 28px 22px; }
  .transport-index__feature > span { justify-self: start; }
  .transport-index__feature > b { grid-column: 1; }
  .transport-index__paths,
  .airport-rail-mode,
  .airport-rail-answer,
  .airport-rail-four > div:last-child,
  .airport-rail-boundary,
  .airport-rail-sources,
  .airport-rail-gate-check,
  .airport-rail-real-conditions > div,
  .airport-rail-next { grid-template-columns: 1fr; }
  .transport-index__paths a { min-height: 190px; }
  .transport-index__paths a + a,
  .airport-rail-mode a + a,
  .airport-rail-real-conditions article + article,
  .airport-rail-next a + a { border-top: 1px solid var(--ink); border-left: 0; }
  .airport-rail-answer { padding: 30px 24px; }
  .airport-rail-answer h2 { max-width: 18ch; }
  .airport-rail-decisions > div:last-child,
  .airport-rail-fingerprint > div:last-child { grid-template-columns: 1fr; }
  .airport-rail-decisions article,
  .airport-rail-fingerprint article { min-height: 0; }
  .airport-rail-decisions article:nth-child(even),
  .airport-rail-fingerprint article:nth-child(even) { border-left: 0; }
  .airport-rail-decisions article + article,
  .airport-rail-fingerprint article + article { border-top: 1px solid var(--border); }
  .airport-rail-decisions article:last-child:nth-child(odd) { grid-column: 1; }
  .airport-rail-decisions article p,
  .airport-rail-fingerprint article p { margin-top: 24px; }
  .airport-rail-boundary dl { border-top: 1px solid var(--ink); border-left: 0; padding: 22px 0 0; }
  .airport-rail-services > div:last-child { grid-template-columns: 1fr; }
  .airport-rail-services article { min-height: 0; }
  .airport-rail-services article + article { border-top: 1px solid rgba(255, 255, 255, .28); border-left: 0; }
  .airport-rail-services article p { margin-top: 30px; }
  .airport-rail-gate-check ol { margin-top: 10px; }
}

@media (max-width: 520px) {
  .airport-rail-map > div:last-child { padding: 20px 16px; }
  .airport-rail-map > div:last-child section { grid-template-columns: 52px 1fr; gap: 10px; }
  .airport-rail-map section > strong { width: 48px; height: 48px; font-size: 12px; }
  .airport-rail-map section p { border-radius: 16px; padding: 12px 12px 12px 40px; font-size: 13px; }
  .airport-rail-map section p::before { left: 13px; }
  .airport-rail-map section p span { left: 27px; }
  .airport-rail-route-strip ol { grid-template-columns: 1fr; }
  .airport-rail-route-strip li { border-top: 0; border-left: 3px solid var(--ink); padding: 0 0 24px 26px; }
  .airport-rail-route-strip li span { left: -9px; top: 1px; background: var(--mint); }
  .airport-rail-destinations article { grid-template-columns: 48px minmax(0, 1fr); gap: 14px; }
  .airport-rail-destinations article > span { width: 40px; height: 40px; }
  .airport-rail-phrase blockquote { margin-top: 28px; }
}

@media (forced-colors: active) {
  .airport-rail-library-lead,
  .airport-rail-answer,
  .airport-rail-card,
  .airport-rail-route-strip,
  .airport-rail-services > div:last-child,
  .airport-rail-boundary,
  .airport-rail-phrase { border: 2px solid CanvasText; }
  .airport-rail-map section p::before { background: CanvasText; }
}