.preparation-guide { color: #263c40; min-width: 0; }
.preparation-intro { font: 400 clamp(1.08rem, 1.8vw, 1.35rem)/1.6 "Libre Baskerville", serif; margin: 0 0 28px; max-width: 850px; }
.preparation-index { border-block: 1px solid #c6d2ce; display: flex; flex-wrap: wrap; gap: 4px 24px; padding-block: 12px; }
.preparation-index a { align-items: center; display: inline-flex; font-size: 14px; min-height: 44px; text-decoration: underline; text-underline-offset: 4px; }
.preparation-index a:hover { color: #d81f1f; }
.preparation-index a:focus-visible { outline: 2px solid #d81f1f; outline-offset: 4px; }
.preparation-block { border-bottom: 1px solid #c6d2ce; padding-block: clamp(36px, 5vw, 64px); scroll-margin-top: 100px; }
.preparation-block header { margin-bottom: 24px; }
.preparation-guide h2, .preparation-expeditions h2 { font: 400 clamp(1.7rem, 3vw, 2.5rem)/1.2 "Libre Baskerville", serif; letter-spacing: -.035em; }
.preparation-guide h3 { font: 400 clamp(1.1rem, 1.8vw, 1.4rem)/1.35 "Libre Baskerville", serif; margin: 0 0 12px; }
.preparation-guide p { line-height: 1.65; }
.preparation-guide .overline { color: #526b6a; margin-bottom: 12px; }
.preparation-three, .preparation-two { display: grid; gap: 20px; margin-top: 24px; }
.preparation-three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.preparation-two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.preparation-card { background: #e4eeea; border-top: 3px solid #89aaa8; min-width: 0; padding: 26px; }
.preparation-card-label { color: #526b6a; font: 500 12px/1.5 "DM Mono", monospace; margin: 0 0 14px; }
.preparation-card p:last-child, .preparation-panel p:last-child { margin-bottom: 0; }
.preparation-panel { border-top: 1px solid #89aaa8; min-width: 0; padding-top: 20px; }
.preparation-guide ul { padding-left: 20px; margin: 0; }
.preparation-guide li { line-height: 1.7; margin-bottom: 12px; }
.preparation-guide li:last-child { margin-bottom: 0; }
.preparation-guide strong { font-weight: 600; }
.preparation-advice { background: #add3d3; border-left: 3px solid #d81f1f; margin-top: 24px; padding: 20px 24px; }
.preparation-advice p { margin: 0; }
.preparation-expeditions { background: #26343a; color: #f3f1eb; margin-top: 48px; min-width: 0; padding: clamp(24px, 4vw, 48px); }
.preparation-expeditions .expedition-cards { margin-top: 28px; }
.preparation-expeditions .expedition-card { aspect-ratio: .85; min-height: 340px; }
.preparation-expeditions .card-content h3 { font-size: clamp(1.25rem, 1.8vw, 1.65rem); }
.preparation-expeditions .card-content { padding: 20px; }
.preparation-expeditions .card-type { font-size: 11px; }
.preparation-expeditions .card-link { align-items: center; min-height: 44px; }
.preparation-expeditions .expedition-cards:focus-visible { outline: 2px solid #add3d3; outline-offset: 4px; }
@media (max-width: 760px) {
  .preparation-three, .preparation-two { grid-template-columns: minmax(0, 1fr); }
  .preparation-card { padding: 22px; }
  .preparation-expeditions .expedition-card { min-height: 360px; }
}

.preparation-guide-page .page-hero { align-items: center; display: flex; min-height: 520px; padding-block: clamp(140px, 14vw, 180px) 64px; }
.preparation-guide-page .page-hero-copy { bottom: auto; left: auto; margin-inline: auto; max-width: 800px; position: relative; width: calc(100% - 48px); }
.preparation-guide-page .page-hero h1 { font-size: clamp(2rem, 4.5vw, 3.4rem); line-height: 1.15; }