/* Bitácora cronológica */
.chapter-hero{max-width:980px;padding-bottom:1.9rem}.chapter-hero .lead{max-width:760px}.journal-entry{max-width:900px;margin:0 auto 2.2rem;padding:clamp(1.45rem,4vw,3.2rem)}.journal-entry-body{font-family:Georgia,"Times New Roman",serif;font-size:1.08rem;line-height:1.86;color:#263b42;overflow-wrap:anywhere}.journal-entry-body>p,.journal-entry-body>div{margin:0 0 1.18rem}.journal-entry-body img{display:block;max-width:100%;width:auto;height:auto;margin:1.9rem auto;border-radius:16px;box-shadow:var(--shadow-sm)}.journal-entry-body iframe,.journal-entry-body video{display:block;width:100%!important;max-width:100%;height:auto!important;aspect-ratio:16/9;margin:1.9rem auto;border:0;border-radius:14px;overflow:hidden}.journal-entry-body table{display:block;max-width:100%;overflow-x:auto}.journal-entry-body a{color:var(--sea);text-underline-offset:3px}.journal-entry-body b,.journal-entry-body strong{color:var(--navy)}.journal-source{display:flex;flex-wrap:wrap;justify-content:space-between;gap:.7rem;margin-top:2.5rem;padding-top:1rem;border-top:1px solid var(--line);color:var(--ink-soft);font-size:.88rem}.journal-source a{color:var(--navy);font-weight:800}.chapter-nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem;max-width:900px;margin:0 auto 5rem}.chapter-nav a{display:grid;align-content:center;gap:.3rem;min-height:96px;padding:1.05rem 1.2rem;border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--paper-2);text-decoration:none;transition:transform .2s ease,box-shadow .2s ease}.chapter-nav a:hover{transform:translateY(-2px);box-shadow:var(--shadow-sm)}.chapter-nav a span{color:var(--sea);font-size:.74rem;font-weight:800;text-transform:uppercase;letter-spacing:.11em}.chapter-nav a strong{font-family:Georgia,"Times New Roman",serif;color:var(--navy);line-height:1.25}.timeline-stage{padding:1.5rem 0 3.6rem}.timeline-stage>header{display:grid;grid-template-columns:.33fr 1fr;gap:1.5rem;align-items:end;margin-bottom:1.35rem;border-bottom:1px solid var(--line);padding-bottom:1rem}.timeline-stage>header .eyebrow{margin-bottom:.15rem}.timeline-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem}.timeline-card{display:flex;flex-direction:column;padding:1.45rem;border:1px solid var(--line);border-radius:var(--radius-sm);background:rgba(255,255,255,.72)}.timeline-grid>.timeline-card:last-child:nth-child(odd){grid-column:1/-1}.timeline-date{margin-bottom:.6rem;color:var(--rust);font-size:.76rem;font-weight:800;letter-spacing:.06em}.timeline-card h3{font-size:1.34rem;line-height:1.18}.timeline-card p:not(.timeline-date){margin-top:.7rem;color:var(--ink-soft);font-size:.94rem}.timeline-card a{display:inline-block;margin-top:auto;padding-top:1rem;color:var(--navy);font-weight:800}.route-strip{margin:0 0 5rem;padding:1.8rem;border-top:1px solid var(--line);border-bottom:1px solid var(--line);color:var(--ink-soft)}.route-strip h2{margin:.2rem 0 .65rem;color:var(--navy);font-size:clamp(1.45rem,3vw,2rem)}.route-strip p:last-child{line-height:1.75}.boat-profile{display:grid;grid-template-columns:minmax(320px,.9fr) minmax(0,1.1fr);gap:2rem;max-width:1000px;margin-bottom:5rem;padding:1.2rem}.boat-profile>img{width:100%;height:100%;min-height:430px;object-fit:cover;border-radius:18px}.boat-profile>div{padding:1rem 1rem 1rem 0}.boat-profile p:not(.eyebrow):not(.mini-note){margin-top:1rem;color:var(--ink-soft)}@media(max-width:900px){.boat-profile,.timeline-stage>header{grid-template-columns:1fr}.boat-profile>img{min-height:0;aspect-ratio:16/10}.boat-profile>div{padding:1rem}.journal-entry-body{font-size:1.02rem}}@media(max-width:640px){.timeline-grid,.chapter-nav{grid-template-columns:1fr}.timeline-grid>.timeline-card:last-child:nth-child(odd){grid-column:auto}.journal-entry{padding:1.15rem}.journal-entry-body{font-size:1rem;line-height:1.78}.chapter-nav a{min-height:0}}

.chapter-photo-feature{margin:0 0 2rem;overflow:hidden;border:1px solid var(--line);border-radius:var(--radius);background:var(--paper-2)}.chapter-photo-feature img{width:100%;max-height:620px;object-fit:cover;border-radius:0;box-shadow:none;margin:0}.chapter-photo-feature figcaption{display:grid;gap:.2rem;padding:.9rem 1rem;font-family:Inter,ui-sans-serif,system-ui,sans-serif}.chapter-photo-feature figcaption strong{color:var(--navy)}.chapter-photo-feature figcaption span{color:var(--ink-soft);font-size:.9rem}.antarctic-feature{display:grid;grid-template-columns:1.2fr .8fr;gap:1.5rem;align-items:center;margin-bottom:3rem;padding:1rem;border:1px solid var(--line);border-radius:var(--radius);background:rgba(255,255,255,.72)}.antarctic-feature img{width:100%;max-height:560px;object-fit:cover;border-radius:18px}.antarctic-feature>div{padding:1rem}.antarctic-feature p:last-child{margin-top:1rem;color:var(--ink-soft)}.antarctic-chapters-heading{max-width:760px;margin:0 0 1.35rem}.antarctic-chapters-heading h2{margin-top:.25rem}.antarctic-grid{margin-bottom:3rem}@media(max-width:760px){.antarctic-feature{grid-template-columns:1fr}.antarctic-feature>div{padding:.5rem}}


/* Third-phase visual integration */
.context-photo{margin:2.2rem 0 1rem;overflow:hidden;border:1px solid var(--line);border-radius:20px;background:var(--paper-2)}
.context-photo img{width:100%;max-height:560px;object-fit:cover;margin:0;border-radius:0;box-shadow:none}
.context-photo figcaption{display:grid;gap:.25rem;padding:1rem 1.15rem;font-family:Inter,ui-sans-serif,system-ui,sans-serif}
.context-photo figcaption strong{font-family:Georgia,"Times New Roman",serif;color:var(--navy);font-size:1.08rem}
.context-photo figcaption span{color:var(--ink-soft);font-size:.9rem}
.journey-overview{padding:2rem 0 5rem}.journey-heading{display:grid;grid-template-columns:1fr minmax(280px,.7fr);gap:2rem;align-items:end;margin-bottom:1.4rem}.journey-heading>p{color:var(--ink-soft)}
.journey-cards{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:.8rem}.journey-card{display:grid;align-content:start;gap:.45rem;min-height:190px;padding:1.15rem;border:1px solid var(--line);border-radius:18px;background:rgba(255,255,255,.72);text-decoration:none;transition:transform .2s ease,box-shadow .2s ease}.journey-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-sm)}.journey-card>span{color:var(--rust);font-size:.72rem;font-weight:800;letter-spacing:.12em}.journey-card strong{font-family:Georgia,"Times New Roman",serif;color:var(--navy);font-size:1.15rem}.journey-card small{color:var(--ink-soft);font-size:.85rem;line-height:1.5}.journey-card-featured{background:var(--navy);border-color:var(--navy)}.journey-card-featured strong,.journey-card-featured small,.journey-card-featured span{color:#fff}
@media(max-width:1000px){.journey-cards{grid-template-columns:repeat(2,minmax(0,1fr))}.journey-card-featured{grid-column:1/-1}.journey-heading{grid-template-columns:1fr}}
@media(max-width:640px){.journey-cards{grid-template-columns:1fr}.journey-card-featured{grid-column:auto}.journey-card{min-height:0}}