.detail-nav { display: flex; align-items: center; gap: 30px; font-size: 13px; }
.detail-nav a:hover { color: var(--blue); }
.ai-hero { position: relative; isolation: isolate; height: min(74svh, 740px); min-height: 460px; overflow: hidden; background: #b8d1e9; }
.ai-hero-image { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 50% 57%; z-index: -2; }
.ai-hero-content { padding-top: 60px; color: #102e40; }
.ai-hero-content .eyebrow { color: #183c51; margin-bottom: 20px; }
.ai-hero h1 { font-size: 62px; line-height: 1.16; }
.ai-hero-line { font-size: 23px; font-weight: 550; line-height: 1.5; margin-block: 22px; }
.ai-hero-caption { position: absolute; bottom: 24px; left: max(var(--gutter), calc((100% - var(--content)) / 2)); color: #fff; text-shadow: 0 1px 5px #253b42; font-size: 12px; }
.product-facts-band { border-bottom: 1px solid var(--line); }
.product-facts { display: grid; grid-template-columns: 1.4fr 1fr 1fr; margin-block: 0; padding-block: 30px; gap: 30px; }
.product-facts > div + div { border-left: 1px solid var(--line); padding-left: 30px; }
.product-facts dt { font-size: 12px; color: var(--muted); }
.product-facts dd { font-size: 25px; font-weight: 600; margin: 5px 0 0; }
.camp-brochure { padding-block: 38px; background: var(--surface); }
.brochure-heading { display: flex; justify-content: space-between; align-items: center; gap: 24px; }
.brochure-heading .eyebrow { margin-bottom: 8px; }
.brochure-heading h2 { font-size: 25px; }
.brochure-heading .button { flex-shrink: 0; }
.brochure-file-info { font-size: 13px; color: var(--muted); margin-top: 14px; }
.brochure-date-note { margin-top: 14px; max-width: 900px; font-size: 13px; color: #515157; }
.learning-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 70px; align-items: start; }
.learning-photo { position: sticky; top: calc(var(--header) + 35px); }
.learning-photo img { width: 100%; height: auto; aspect-ratio: 1.1; object-fit: cover; }
.learning-photo figcaption, .camp-photo-pair figcaption { color: var(--muted); font-size: 12px; padding-top: 12px; }
.learning-list { list-style: none; margin: 0; padding: 0; }
.learning-list li { display: flex; gap: 25px; padding-block: 23px; border-top: 1px solid var(--line); }
.learning-list li:first-child { padding-top: 0; border-top: 0; }
.learning-list li > span { padding-top: 3px; font-size: 12px; color: var(--gold); }
.learning-list h3 { font-size: 24px; }
.learning-list p { font-size: 15px; color: var(--muted); margin-top: 10px; }
.campus-life { background: #f5f7f6; }
.camp-experiences { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 44px; }
.camp-experiences article { border-top: 1px solid var(--line); padding-top: 28px; }
.camp-experiences svg { color: #377354; width: 28px; height: 28px; margin-bottom: 20px; }
.camp-experiences h3 { font-size: 23px; }
.camp-experiences p { font-size: 15px; color: var(--muted); margin-top: 14px; }
.camp-photo-pair { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-top: 48px; }
.camp-photo-pair img { width: 100%; height: auto; aspect-ratio: 1.65; object-fit: cover; }
.itinerary-container { max-width: 980px; }
.itinerary-section .section-heading { align-items: center; }
.itinerary-day { border-top: 1px solid var(--line); }
.itinerary-day:last-child { border-bottom: 1px solid var(--line); }
.itinerary-day summary { list-style: none; display: grid; grid-template-columns: 112px 1fr 24px; align-items: center; gap: 30px; padding-block: 30px; }
.itinerary-day summary::-webkit-details-marker { display: none; }
.itinerary-date { display: grid; gap: 4px; }
.itinerary-date > span { font-size: 12px; color: var(--gold); }
.itinerary-date time { font-size: 19px; font-weight: 550; }
.itinerary-title { display: grid; gap: 9px; }
.itinerary-title strong { font-size: 25px; font-weight: 600; line-height: 1.4; }
.itinerary-title > span { color: var(--muted); font-size: 14px; }
.itinerary-day summary > svg { transition: transform .2s; color: var(--muted); }
.itinerary-day[open] summary > svg { transform: rotate(45deg); }
.camp-timetable { margin: 0 0 35px 142px; }
.camp-timetable > div { display: grid; grid-template-columns: 110px 1fr; gap: 18px; padding-block: 13px; border-top: 1px solid #eeeef0; font-size: 14px; }
.camp-timetable dt { color: var(--muted); font-variant-numeric: tabular-nums; white-space: nowrap; }
.camp-timetable dd { margin: 0; }
.itinerary-note { font-size: 13px; color: var(--muted); margin-top: 26px; }
.camp-notes { background: var(--surface); }
.camp-notes-layout { display: grid; grid-template-columns: 1fr 1.5fr; gap: 70px; }
.camp-notes .faq-list summary { font-size: 18px; }
.camp-notes .faq-list details:first-child { border-top: 1px solid var(--line); }
.camp-notes .text-link { font-size: inherit; white-space: normal; }
.ai-contact { text-align: center; }
.ai-contact h2 + p { margin-top: 24px; color: var(--muted); }
.ai-contact-actions { display: flex; justify-content: center; flex-wrap: wrap; gap: 14px; margin-block: 32px 20px; }
.ai-contact-number { font-size: 14px; color: var(--muted); margin-bottom: 28px; }
.ai-contact-number a { color: var(--ink); }
.ai-contact .text-link { font-size: 14px; }
@media (max-width: 1000px) {
  .learning-layout { gap: 40px; }
  .camp-experiences { gap: 28px; }
  .camp-notes-layout { gap: 40px; }
}
@media (max-width: 760px) {
  .brochure-heading { align-items: flex-start; flex-direction: column; gap: 18px; }
  .detail-nav { display: none; }
  .camp-detail-page .nav-inner { gap: 14px; }
  .ai-hero { height: min(74svh, 620px); min-height: 410px; }
  .ai-hero-image { object-position: 38% 52%; }
  .ai-hero-content { padding-top: 38px; }
  .ai-hero-content .eyebrow { font-size: 12px; margin-bottom: 20px; }
  .ai-hero h1 { font-size: 40px; }
  .ai-hero-line { font-size: 19px; margin-block: 20px; }
  .ai-hero-caption { font-size: 11px; bottom: 20px; }
  .product-facts { gap: 15px 12px; grid-template-columns: 1fr 1fr; padding-block: 24px; }
  .product-facts > div:first-child { grid-column: 1 / -1; border-bottom: 1px solid var(--line); padding-bottom: 17px; }
  .product-facts > div:nth-child(2) { padding-left: 0; border: 0; }
  .product-facts > div:last-child { padding-left: 18px; }
  .product-facts dd { font-size: 22px; }
  .learning-layout { grid-template-columns: 1fr; gap: 32px; }
  .learning-photo { position: static; }
  .learning-photo img { aspect-ratio: 1.4; }
  .learning-list li { gap: 20px; }
  .learning-list h3 { font-size: 22px; }
  .camp-experiences { grid-template-columns: 1fr; gap: 26px; }
  .camp-experiences svg { margin-bottom: 12px; }
  .camp-photo-pair { grid-template-columns: 1fr; gap: 28px; margin-top: 36px; }
  .itinerary-day summary { grid-template-columns: 70px 1fr 18px; gap: 12px; padding-block: 23px; }
  .itinerary-date time { font-size: 15px; }
  .itinerary-date > span { font-size: 10px; }
  .itinerary-title strong { font-size: 19px; }
  .itinerary-title > span { font-size: 12px; }
  .itinerary-day summary > svg { width: 18px; height: 18px; }
  .camp-timetable { margin: 0 0 25px; }
  .camp-timetable > div { grid-template-columns: 100px 1fr; font-size: 13px; gap: 12px; }
  .camp-notes-layout { grid-template-columns: 1fr; gap: 30px; }
  .camp-notes .faq-list summary { font-size: 16px; }
  .ai-contact-actions .button { font-size: 14px; padding-inline: 18px; }
}
@media (max-width: 370px) {
  .ai-hero h1 { font-size: 34px; }
  .ai-hero-content { padding-top: 30px; }
  .itinerary-day summary { grid-template-columns: 60px 1fr 18px; gap: 10px; }
  .itinerary-title strong { font-size: 18px; }
  .ai-contact-actions { flex-direction: column; align-items: center; }
}
@media (prefers-reduced-motion: reduce) {
  .ai-hero-image { transform: none !important; }
}
@media print {
  .ai-hero { height: auto; min-height: 0; background: white; }
  .ai-hero-image, .ai-hero-caption, .ai-hero .button, .motion-toggle, [data-expand-itinerary], .ai-contact-actions { display: none; }
  .ai-hero-content { padding-block: 30px; }
  .ai-hero h1 { font-size: 32px; }
  .learning-photo { position: static; }
  .camp-timetable { margin-left: 0; }
}