:root { color-scheme: light; font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: #182026; background: #fff; }
a { color: inherit; }
img { max-width: 100%; display: block; }
.skip { position: absolute; left: -10000px; top: 0; z-index: 100; background: white; padding: .7rem 1rem; }
.skip:focus { left: 1rem; top: 1rem; }
.eyebrow { display: block; font-size: .72rem; text-transform: uppercase; letter-spacing: .15em; font-weight: 750; }
.back { display: inline-block; text-decoration: none; border-bottom: 1px solid currentColor; font-size: .82rem; margin-bottom: 2rem; }
.footer { display: flex; justify-content: space-between; gap: 2rem; padding: 2.5rem clamp(1rem, 5vw, 5rem); font-size: .78rem; border-top: 1px solid #dde0df; }
.footer span:first-child { font-weight: 800; }
.language-choice { min-height: 100vh; display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 2rem; text-align: center; }
.language-choice h1 { font: 600 clamp(2rem, 5vw, 4rem)/1.1 Georgia, Cambria, serif; letter-spacing: -.05em; }
.language-choice nav { display: flex; flex-wrap: wrap; justify-content: center; gap: .7rem; }
.language-choice a { padding: .7rem 1rem; border: 1px solid currentColor; text-decoration: none; font-size: .85rem; font-weight: 700; }
.theme-parks .language-choice { color: #fff; background: #142c34; }

/* Thermal: magazine masthead, mineral-water cover, generous white reading field. */
.theme-thermal { --accent: #903719; --ink: #311f25; --line: #ded9d7; color: var(--ink); }
.thermal-head { background: #fff; border-bottom: 1px solid var(--line); }
.thermal-utility { min-height: 2.6rem; border-bottom: 1px solid var(--line); padding: .45rem clamp(1rem,5vw,5rem); display: flex; align-items: center; justify-content: space-between; gap: 2rem; font-size: .7rem; letter-spacing: .04em; }
.thermal-utility nav { display: flex; flex-wrap: wrap; gap: .8rem; font-weight: 700; }
.thermal-utility a { text-decoration: none; opacity: .75; }
.thermal-utility a[aria-current] { opacity: 1; color: var(--accent); text-decoration: underline; text-underline-offset: .25rem; }
.thermal-brand { text-align: center; padding: 1.25rem 1rem 1.15rem; font-family: Georgia, Cambria, serif; font-size: clamp(1.7rem,3vw,2.65rem); font-weight: 700; letter-spacing: -.055em; }
.thermal-brand a { text-decoration: none; }
.thermal-menu { display: flex; justify-content: center; gap: 2.5rem; padding: .75rem 1rem; border-top: 1px solid var(--line); text-transform: uppercase; letter-spacing: .12em; font-size: .71rem; font-weight: 800; }
.thermal-menu a { text-decoration: none; }
.thermal-cover { min-height: 31rem; display: grid; grid-template-columns: 48% 52%; }
.thermal-cover-text { display: flex; flex-direction: column; justify-content: center; padding: clamp(2rem,6vw,6rem); }
.thermal-cover-text .eyebrow { color: var(--accent); }
.thermal-cover h1, .detail-intro h1 { max-width: 15ch; font: 600 clamp(2.15rem,3.8vw,3.85rem)/1.07 Georgia, Cambria, serif; letter-spacing: -.05em; margin: 1rem 0 1.5rem; }
.thermal-cover p { font-size: 1.1rem; line-height: 1.6; max-width: 30rem; margin: 0 0 2.3rem; }
.thermal-cover-text > a { width: fit-content; padding: .7rem 0; font-weight: 750; text-decoration: none; border-bottom: 2px solid var(--accent); }
.thermal-cover-image { position: relative; min-height: 31rem; background: linear-gradient(135deg,rgba(51,22,21,.1),rgba(103,47,26,.18)),url('/media/cacheuta-park.webp') center 48% / cover; }
.cover-credit { position: absolute; z-index: 2; right: 1rem; bottom: 1rem; display: block; max-width: min(32rem, calc(100% - 2rem)); padding: .5rem .65rem; color: #fff; background: rgba(17,27,31,.88); font-size: .65rem; line-height: 1.35; font-weight: 500; }
.cover-credit a { color: inherit; text-underline-offset: .15em; }
.cover-credit strong { font-weight: 700; }
.thermal-approach { padding: 1.6rem clamp(1rem,5vw,5rem); border-block: 1px solid var(--line); font: italic 1.35rem Georgia, Cambria, serif; }
.thermal-approach p { max-width: 60rem; margin: 0 auto; }
.theme-thermal .place-list { max-width: 76rem; margin: 0 auto; padding: 3.5rem 1.2rem 5rem; display: grid; gap: 3rem; }
.theme-thermal .place-card { display: grid; grid-template-columns: 3rem 38% 1fr; gap: clamp(1rem,2vw,2.4rem); align-items: center; border-bottom: 1px solid var(--line); padding-bottom: 3rem; }
.theme-thermal .card-index { align-self: start; font: 1.5rem Georgia,serif; color: var(--accent); }
.place-card img { width: 100%; aspect-ratio: 3/2; object-fit: cover; }
.place-card h2 { font: 600 clamp(1.3rem,2.3vw,2.3rem)/1.16 Georgia,serif; letter-spacing: -.035em; margin: .5rem 0 1rem; }
.place-card h2 a { text-decoration: none; }
.place-card p { font-size: .96rem; line-height: 1.65; max-width: 45rem; }
.card-link { display: inline-block; margin-top: .8rem; font-size: .84rem; font-weight: 750; text-decoration: none; border-bottom: 1px solid currentColor; }
.thermal-detail { max-width: 78rem; margin: 0 auto; }
.detail-intro { padding: 3.5rem clamp(1rem,5vw,5rem) 2rem; }
.detail-intro .eyebrow { color: var(--accent); }
.detail-intro h1 { max-width: 16ch; margin-bottom: 0; }
.photo { margin: 0; }
.photo img { width: 100%; object-fit: cover; }
.photo-large img { max-height: 35rem; aspect-ratio: 16/8; }
.photo figcaption { padding: .65rem clamp(1rem,5vw,5rem); font-size: .69rem; line-height: 1.5; color: #555; }
.article-layout, .park-article-layout { display: grid; grid-template-columns: minmax(0,1fr) 18rem; gap: clamp(2rem,6vw,6rem); padding: 3rem clamp(1rem,5vw,5rem) 6rem; }
.guide { font-size: 1.01rem; line-height: 1.75; }
.guide > p:first-child { font-size: 1.18rem; line-height: 1.65; }
.guide p { max-width: 43rem; }
.guide h2 { font: 600 clamp(1.35rem,2vw,1.85rem)/1.23 Georgia,serif; letter-spacing: -.035em; margin: 2.9rem 0 .8rem; }
.guide h2:first-child { margin-top: 0; }
.guide a { color: var(--accent); text-underline-offset: .15em; }
.guide-aside { align-self: start; border-top: 3px solid var(--accent); padding-top: 1.15rem; }
.guide-aside h2 { font: 600 1.25rem Georgia,serif; margin: 0 0 .8rem; }
.guide-aside p { font-size: .86rem; line-height: 1.6; }
.guide-aside small { display: block; font-size: .68rem; margin-top: 1rem; color: #626262; }
.guide-aside .action { display: inline-flex; padding: .85rem 1rem; background: var(--ink); color: #fff; text-decoration: none; font-size: .78rem; font-weight: 800; }
.guide-aside .map-link { display: block; width: fit-content; margin-top: 1rem; color: var(--accent); font-size: .82rem; font-weight: 800; text-decoration-thickness: 1px; text-underline-offset: .2rem; }
.price-note { margin-top: 1.6rem; padding: 1rem; border: 1px solid var(--line); background: #fff; }
.price-note h3 { margin: 0 0 .4rem; font-size: .87rem; line-height: 1.3; }
.price-note p { margin: 0 0 .65rem; }
.price-note a { color: var(--accent); font-size: .8rem; font-weight: 800; }
.related { display: grid; gap: .7rem; margin-top: 3rem; border-top: 1px solid var(--line); padding-top: 1rem; font-size: .78rem; font-weight: 700; }
.related a { text-decoration: none; }

/* Parks: expedition fieldbook with a structural navigation rail and image-led cover. */
.theme-parks { --accent: #bd5621; --ink: #172b32; --line: #d9e0e0; color: var(--ink); }
.theme-parks .site-content { margin-left: 15.5rem; }
.park-rail { width: 15.5rem; position: fixed; inset: 0 auto 0 0; z-index: 10; display: flex; flex-direction: column; background: #142c34; color: #fff; padding: 2rem 1.4rem; }
.park-mark { font-family: Georgia,serif; font-weight: 700; font-size: 1.28rem; text-decoration: none; line-height: 1.1; display: flex; gap: .6rem; align-items: flex-start; }
.park-mark span { color: #df9b66; font-size: 1.55rem; line-height: .8; }
.park-menu { display: grid; gap: 1.35rem; margin-top: 5rem; text-transform: uppercase; font-size: .75rem; letter-spacing: .11em; font-weight: 800; }
.park-menu a { text-decoration: none; }
.park-languages { margin-top: auto; display: grid; grid-template-columns: repeat(3,1fr); gap: .6rem; }
.park-languages a { color: #d1dbdc; font-size: .73rem; text-decoration: none; }
.park-languages a[aria-current] { color: #fff; text-decoration: underline; text-underline-offset: .3rem; }
.park-cover { min-height: 36rem; position: relative; color: #fff; display: flex; align-items: end; }
.park-cover-image { position: absolute; inset: 0; background: linear-gradient(0deg,rgba(8,27,33,.88),rgba(8,27,33,.1) 65%),url('/media/iguazu-garganta.webp') center / cover; }
.park-cover-text { position: relative; padding: clamp(2rem,6vw,6rem); max-width: 56rem; }
.park-cover .cover-credit { max-width: min(27rem, calc(100% - 2rem)); }
.park-cover h1, .park-intro h1 { font: 600 clamp(2.2rem,3.75vw,3.9rem)/1.07 Georgia,serif; letter-spacing: -.05em; margin: .9rem 0 1.1rem; }
.park-cover p { max-width: 36rem; line-height: 1.6; font-size: 1.05rem; }
.park-cover-text > a { display: inline-block; margin-top: 1rem; padding: .75rem 1rem; border: 1px solid rgba(255,255,255,.75); text-decoration: none; font-weight: 750; font-size: .8rem; }
.park-approach { display: grid; grid-template-columns: 8rem 1fr; gap: 1rem; padding: 1.7rem clamp(1rem,5vw,5rem); border-bottom: 1px solid var(--line); }
.park-approach span { color: var(--accent); font-weight: 800; }
.park-approach p { margin: 0; font: italic 1.35rem Georgia,serif; }
.theme-parks .place-list { padding: 2rem clamp(1rem,5vw,5rem) 5rem; }
.theme-parks .place-card { display: grid; grid-template-columns: 3.4rem 29% 1fr; gap: clamp(.9rem,2vw,2rem); align-items: center; padding: 2rem 0; border-bottom: 1px solid var(--line); }
.theme-parks .card-index { align-self: start; color: var(--accent); font-weight: 850; font-size: 1.6rem; }
.theme-parks .place-card h2 { font-family: ui-sans-serif,system-ui,sans-serif; font-weight: 780; max-width: 34rem; }
.park-intro { padding: 3.2rem clamp(1rem,5vw,5rem) 2rem; }
.park-intro .eyebrow { color: var(--accent); }
.park-intro h1 { max-width: 17ch; }
.park-detail .photo-large img { max-height: 32rem; aspect-ratio: 16/7; }
.theme-parks .guide h2 { font-family: ui-sans-serif,system-ui,sans-serif; font-weight: 780; border-left: 4px solid var(--accent); padding-left: .8rem; }
.theme-parks .guide-aside .action { background: var(--accent); }

@media (max-width: 900px) {
  .theme-parks .site-content { margin-left: 0; }
  .park-rail { position: static; width: 100%; padding: 1rem; flex-direction: row; align-items: center; gap: 1rem; flex-wrap: wrap; }
  .park-menu { margin: 0 auto; display: flex; gap: 1rem; }
  .park-languages { margin: 0; display: flex; gap: .55rem; }
  .article-layout, .park-article-layout { grid-template-columns: 1fr; }
  .guide-aside { max-width: 35rem; }
}
@media (max-width: 650px) {
  .thermal-utility > span { display: none; }
  .thermal-utility { justify-content: center; }
  .thermal-cover { grid-template-columns: 1fr; }
  .thermal-cover-text { padding: 2.4rem 1.25rem; }
  .thermal-cover-image { min-height: 17rem; grid-row: 1; }
  .thermal-cover h1, .detail-intro h1, .park-cover h1, .park-intro h1 { font-size: clamp(1.9rem,6.8vw,2.8rem); }
  .theme-thermal .place-card, .theme-parks .place-card { grid-template-columns: 2rem 1fr; }
  .place-card > a { grid-column: 2; }
  .place-card > div { grid-column: 2; }
  .place-card img { aspect-ratio: 16/10; }
  .park-rail { display: grid; grid-template-columns: 1fr auto; }
  .park-mark { font-size: 1rem; }
  .park-menu { grid-column: 1 / -1; grid-row: 2; margin: .6rem 0 0; }
  .park-languages { grid-column: 2; grid-row: 1; display: grid; grid-template-columns: repeat(3,auto); }
  .park-cover { min-height: 29rem; }
  .park-cover-text { padding: 2.4rem 1.2rem; }
  .park-cover { padding-bottom: 7rem; }
  .cover-credit { right: .6rem; bottom: .6rem; max-width: calc(100% - 1.2rem); font-size: .59rem; }
  .park-approach { grid-template-columns: 1fr; }
  .photo-large img, .park-detail .photo-large img { aspect-ratio: 4/3; }
  .footer { display: grid; }
}