:root { --trip-ink: #152d4a; --trip-paper: #fffbed; --trip-yellow: #f5ec70; }
html { scroll-padding-top: 2rem; }
a { color: inherit; text-underline-offset: 0.3em; }
.trip-skip { position: absolute; top: -6rem; left: 1rem; z-index: 10; background: var(--trip-yellow); color: var(--trip-ink); padding: 1rem; }
.trip-skip:focus { top: 1rem; }
.trip-navigation { display: flex; flex-wrap: wrap; align-items: center; gap: 1.5rem; }
.explore-link { display: inline-flex; align-items: center; gap: 1.5rem; margin-top: 2rem; padding-block: 0.75rem; color: #fff; text-decoration: none; border-bottom: 1px solid rgb(255 255 255 / 60%); font-size: 1rem; }
.explore-link:hover { color: var(--trip-yellow); }
.trip-width { width: min(90%, 82rem); margin-inline: auto; }
.chapters { padding-block: clamp(4rem, 8vw, 8rem); background: var(--trip-paper); color: var(--trip-ink); }
.chapters-intro { display: grid; grid-template-columns: 1.5fr 1fr; gap: 3rem; align-items: end; margin-bottom: 3rem; }
.chapters h2, .chapter-related h2 { margin: 0; font-family: "Iowan Old Style", Palatino, Georgia, serif; font-size: clamp(2.5rem, 5vw, 5rem); line-height: 1.1; letter-spacing: -0.04em; font-weight: 400; }
.chapters-intro > p { max-width: 29rem; font-size: 1.0625rem; line-height: 1.8; margin: 0; }
.chapters .eyebrow { font-size: 0.875rem; margin-bottom: 1.3rem; }
.chapter-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 2rem; }
.chapter-card { text-decoration: none; display: flex; flex-direction: column; padding: 0.6rem 0.6rem 1.2rem; background: #fff; box-shadow: 0 0.25rem 0.75rem rgb(21 45 74 / 8%); }
.chapter-card:first-child { transform: rotate(-1.5deg); }
.chapter-card:last-child { transform: rotate(1.5deg); }
.chapter-card-image { overflow: hidden; aspect-ratio: 4 / 5; background: #14384b; }
.chapter-card img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform 400ms ease; }
.chapter-card .photo-at-deck { object-position: 18% center; }
.chapter-card:hover img { transform: scale(1.035); }
.chapter-card-heading { display: flex; justify-content: space-between; gap: 1rem; align-items: baseline; margin: 1.2rem 0.5rem 0; }
.chapter-card h3 { font-family: "Iowan Old Style", Palatino, Georgia, serif; font-size: clamp(1.75rem, 2.6vw, 2.6rem); font-weight: 400; margin: 0; line-height: 1.2; }
.chapter-card p { font-size: 1rem; line-height: 1.6; margin: 0.7rem 0.5rem 1rem; }
.chapter-count { font-size: 0.875rem; display: block; margin: auto 0.5rem 0; color: #4c6171; }
.chapters a:focus-visible { outline-color: #1748ce; }
.trip-footer { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 1rem; padding-block: 2rem; border-top: 1px solid rgb(255 255 255 / 25%); }
.trip-footer p, .trip-footer > a:last-child { font-size: 0.9375rem; line-height: 1.6; }
.trip-footer > a:last-child { padding-block: 0.75rem; }

.chapter-header { padding-block: 1.75rem; border-bottom: 1px solid rgb(255 255 255 / 25%); }
.chapter-intro { padding-block: clamp(3rem, 6vw, 6rem); max-width: 60rem; }
.chapter-intro h1 { font-size: clamp(3rem, 7vw, 7rem); line-height: 1.08; text-wrap: initial; }
.chapter-intro > p:last-child { max-width: 40rem; font-size: 1.125rem; line-height: 1.8; margin: 1.7rem 0 0; color: #d4e0e8; }
.chapter-film { margin: 0 0 4rem; }
.chapter-film video { width: 100%; height: auto; aspect-ratio: 16 / 9; object-fit: contain; background: #020d15; }
.chapter-film figcaption { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 0.5rem; margin-top: 1rem; color: #c3d2df; font-size: 0.875rem; line-height: 1.6; }
.more-films { padding-block: 1rem 4rem; }
.more-films > h2, .extra-films h2 { font-family: "Iowan Old Style", Palatino, Georgia, serif; font-size: clamp(2rem, 4vw, 3.5rem); line-height: 1.15; font-weight: 400; letter-spacing: -0.03em; margin: 0 0 2rem; }
.moment-grid, .moment-preview-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 3rem 1.5rem; }
.moment { min-width: 0; }
.moment:only-child { grid-column: 1 / -1; }
.moment video { display: block; width: 100%; height: auto; aspect-ratio: 16 / 9; object-fit: contain; background: #020d15; }
.moment h3, .moment-preview h3 { font-family: "Iowan Old Style", Palatino, Georgia, serif; font-size: clamp(1.75rem, 3vw, 2.5rem); font-weight: 400; line-height: 1.2; margin: 0.75rem 0; }
.moment > p:last-child { font-size: 1rem; line-height: 1.8; max-width: 42rem; color: #d4e0e8; margin: 0; }
.moment-duration, .moment-context { color: #c3d2df; font-size: 0.875rem; line-height: 1.6; margin: 1rem 0 0; }
.extra-films { padding-block: clamp(4rem, 8vw, 7rem); }
.extra-films-intro { max-width: 44rem; margin-bottom: 3rem; }
.extra-films h2 { margin-bottom: 1.5rem; }
.extra-films-intro > p:last-child { color: #d4e0e8; font-size: 1.0625rem; line-height: 1.8; }
.moment-preview { display: block; text-decoration: none; min-width: 0; }
.moment-preview-image { position: relative; aspect-ratio: 16 / 9; background: #112d3e; }
.moment-preview-image img { display: block; width: 100%; height: 100%; object-fit: cover; }
.moment-preview-image > span { position: absolute; left: 1rem; bottom: 1rem; display: grid; place-items: center; width: 2.75rem; height: 2.75rem; border-radius: 50%; background: var(--trip-paper); color: var(--trip-ink); font-size: 0.875rem; }
.moment-preview h3 { display: flex; justify-content: space-between; gap: 1rem; }
.moment-preview:hover h3 { color: var(--trip-yellow); }
.photo-section > h2 { font-size: 1rem; font-weight: 500; margin: 0 0 1.5rem; }
.photo-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 2.5rem 1.5rem; }
.photo { margin: 0; min-width: 0; }
.photo a { display: block; background: #112d3e; }
.photo img { display: block; width: 100%; height: auto; }
.photo figcaption { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 0.5rem; padding-top: 0.9rem; font-size: 0.9375rem; line-height: 1.5; }
.photo time { font-size: 0.875rem; color: #b8cbd8; }
.chapter-related { padding-block: 5rem; }
.chapter-related h2 { font-size: clamp(2rem, 4vw, 3rem); margin-bottom: 1.5rem; }
.chapter-links { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
.chapter-links a { display: flex; justify-content: space-between; gap: 1rem; padding: 1.5rem; border: 1px solid #536e80; font-size: 1.0625rem; text-decoration: none; }
.chapter-links a:hover { background: #15394d; }

.photo-viewer { background: #06131f; color: #fff; border: 1px solid #526a7c; width: min(96vw, 90rem); max-width: 96vw; max-height: 96dvh; padding: 1.25rem; }
.photo-viewer::backdrop { background: rgb(0 7 14 / 92%); }
.viewer-topline { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-bottom: 1rem; }
.viewer-topline p { margin: 0; font-size: 0.9375rem; }
.photo-viewer figure { margin: 0; }
.photo-viewer img { display: block; width: 100%; max-height: 70dvh; object-fit: contain; }
.photo-viewer figcaption { padding-block: 1rem; font-size: 1rem; line-height: 1.6; }
.viewer-actions { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; }
body.viewer-open { overflow: hidden; }

@media (max-width: 850px) {
  .chapters-intro { grid-template-columns: 1fr; gap: 1.5rem; }
  .chapter-grid { gap: 1rem; }
  .chapter-card-image { aspect-ratio: 3 / 4; }
  .chapter-card h3 { font-size: 1.75rem; }
}
@media (max-width: 620px) {
  .chapter-grid, .photo-grid, .chapter-links, .moment-grid, .moment-preview-grid { grid-template-columns: 1fr; }
  .chapter-grid { gap: 3rem; }
  .chapter-card-image { aspect-ratio: 4 / 3; }
  .trip-navigation { gap: 1rem; }
  .chapter-intro { padding-block: 3rem; }
  .chapter-intro h1 { font-size: clamp(2.8rem, 12vw, 4.5rem); }
  .chapter-film { margin-bottom: 3rem; }
  .photo-viewer { padding: 0.8rem; }
}
@media (prefers-reduced-motion: reduce) {
  .chapter-card img { transition: none; }
  .chapter-card:hover img { transform: none; }
}