.book-page-hero{padding:80px 0;background:radial-gradient(circle at 12% 14%,rgba(201,162,94,.14),transparent 26%),radial-gradient(circle at 87% 18%,rgba(117,144,126,.13),transparent 26%),linear-gradient(180deg,#fffdf9,#f8f3e9)}
.book-page-hero-grid{display:grid;grid-template-columns:330px 1fr;gap:70px;align-items:center;max-width:1040px}
.book-page-cover{display:grid;place-items:center}.book-page-cover img{max-width:285px;max-height:430px;object-fit:contain;box-shadow:0 28px 50px rgba(23,57,95,.2);border-radius:4px 12px 12px 4px}.book-page-copy h1{font-size:clamp(2.7rem,5vw,4.8rem);margin-bottom:12px}.book-page-author{font-size:.88rem;font-weight:800;color:#8b744d;text-transform:uppercase;letter-spacing:.07em}.book-page-subtitle{font-family:"Libre Baskerville",serif;color:var(--ink);font-size:1.2rem;margin:14px 0 0}.book-section-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}.book-section-card{background:#fff;border:1px solid var(--line);border-radius:26px;overflow:hidden;box-shadow:0 10px 28px rgba(23,57,95,.05)}.book-section-image{height:230px;background:#f3eee6;display:grid;place-items:center;overflow:hidden}.book-section-image img{width:100%;height:100%;object-fit:cover}.book-section-body{padding:27px}.book-section-body h3{font-family:"Libre Baskerville",serif;font-size:1.45rem;margin-bottom:12px}.book-section-body p{white-space:normal;color:var(--muted);line-height:1.72}.empty-public-card{padding:28px;border-radius:22px;background:#fff;border:1px solid var(--line);text-align:center;color:var(--muted)}.book-weeks-list{display:grid;gap:14px;max-width:980px;margin:auto}.book-week{background:#fff;border:1px solid var(--line);border-radius:20px;overflow:hidden}.book-week summary{display:grid;grid-template-columns:110px 1fr auto;gap:18px;align-items:center;padding:20px 22px;cursor:pointer;list-style:none}.book-week summary::-webkit-details-marker{display:none}.week-num{font-weight:800;color:#8b744d}.week-toggle{font-size:1.5rem;color:var(--ink)}.book-week[open] .week-toggle{transform:rotate(45deg)}.book-week-body{padding:0 22px 24px;border-top:1px solid #eee}.book-week-body h3{font-size:1rem;margin:22px 0 8px}.book-week-body p{color:var(--muted);line-height:1.75}.week-dates{margin-top:18px;color:#8a7f72;font-size:.85rem;font-weight:700}.week-reading{padding:16px 18px;background:#faf5ec;border-radius:14px;margin-top:18px}.week-video{margin-top:22px}.week-video .video-frame{margin-bottom:12px}.footer-logo-mark img{width:100%;height:100%;object-fit:contain}
@media(max-width:820px){.book-page-hero-grid{grid-template-columns:1fr;gap:38px;text-align:center}.book-page-cover img{max-height:350px}.book-page-copy .eyebrow{justify-content:center}.book-page-copy .hero-actions{justify-content:center}.book-section-grid{grid-template-columns:1fr}.book-week summary{grid-template-columns:90px 1fr auto;gap:10px}}


/* v1.1.1 - imágenes completas en los bloques de presentación */
.book-section-image{
  height:300px!important;
  padding:16px!important;
  background:linear-gradient(145deg,#f7f2e9,#eee7dc)!important;
  overflow:hidden!important;
}
.book-section-image img{
  display:block!important;
  width:auto!important;
  height:auto!important;
  max-width:100%!important;
  max-height:100%!important;
  object-fit:contain!important;
  object-position:center!important;
}
.book-week .week-toggle{
  transition:transform .2s ease;
}
@media(max-width:820px){
  .book-section-image{height:260px!important;padding:12px!important}
}


/* v1.1.3 - presentación editorial del curso */
.course-presentation{
  padding-top:70px;
  padding-bottom:34px;
  background:#fffdf9;
}
.course-presentation-card{
  display:grid;
  grid-template-columns:230px minmax(0,1fr);
  max-width:1050px;
  margin:auto;
  border:1px solid var(--line);
  border-radius:30px;
  overflow:hidden;
  background:#fff;
  box-shadow:0 16px 42px rgba(23,57,95,.07);
}
.course-presentation-meta{
  padding:34px 28px;
  background:linear-gradient(155deg,#17395f,#285783);
  color:#fff;
  display:flex;
  flex-direction:column;
  justify-content:center;
  min-height:330px;
}
.course-book-number{
  font-family:"Libre Baskerville",serif;
  font-size:5.1rem;
  line-height:.95;
  color:rgba(255,255,255,.33);
  margin-bottom:24px;
}
.course-presentation-meta strong{
  font-family:"Libre Baskerville",serif;
  font-size:1.35rem;
  margin-bottom:5px;
}
.course-presentation-meta span{
  color:#d9e4ec;
  line-height:1.55;
  font-size:.88rem;
}
.course-date{
  margin-top:28px;
  padding-top:16px;
  border-top:1px solid rgba(255,255,255,.22);
  color:#f1deba;
  font-weight:800;
  font-size:.88rem;
}
.course-presentation-copy{
  padding:44px 50px 46px;
}
.course-presentation-copy .eyebrow{margin-bottom:18px}
.course-highlight{
  font-family:"Libre Baskerville",serif;
  font-size:clamp(1.65rem,3vw,2.55rem);
  color:var(--ink);
  line-height:1.35;
  margin-bottom:24px;
}
.course-highlight em{
  font-weight:400;
  color:#a96f67;
}
.course-intro-text{
  color:#56616d;
  font-size:1.02rem;
  line-height:1.85;
  max-width:720px;
}
@media(max-width:760px){
  .course-presentation-card{grid-template-columns:1fr}
  .course-presentation-meta{min-height:auto;padding:25px 26px}
  .course-book-number{font-size:3.6rem;margin-bottom:12px}
  .course-date{margin-top:15px}
  .course-presentation-copy{padding:30px 25px 34px}
}


/* v1.1.4 - llamada Leer por mi cuenta dentro del libro */
.self-reading-book{
  padding-top:42px!important;
  padding-bottom:42px!important;
  background:#f8f3e9;
}
.self-reading-book-card{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:34px;
  padding:30px 34px;
  border-radius:26px;
  background:#fff;
  border:1px solid var(--line);
  box-shadow:0 10px 28px rgba(23,57,95,.06);
}
.self-reading-book-card h2{
  font-size:1.8rem;
  margin-bottom:8px;
}
.self-reading-book-card p{
  margin:0;
  color:var(--muted);
  max-width:720px;
}
.self-reading-book-card .btn{
  flex:0 0 auto;
}
@media(max-width:760px){
  .self-reading-book-card{
    align-items:flex-start;
    flex-direction:column;
  }
}


/* v1.1.5.1 - ancla lectura autónoma */
#leer-por-mi-cuenta{
  scroll-margin-top:100px;
}


/* v1.1.11 - imagen de acompañamiento y hero ampliado */
.book-page-hero-grid{
  grid-template-columns:290px minmax(0,1fr) 320px;
  max-width:1240px;
  gap:56px;
  align-items:center;
}
.book-page-side-image{
  display:flex;
  justify-content:center;
}
.book-page-side-image img{
  width:100%;
  max-width:310px;
  height:auto;
  border-radius:30px;
  object-fit:cover;
  box-shadow:0 22px 48px rgba(23,57,95,.13);
  border:1px solid rgba(23,57,95,.08);
}
@media(max-width:1100px){
  .book-page-hero-grid{grid-template-columns:270px minmax(0,1fr);max-width:1020px}
  .book-page-side-image{grid-column:1/-1;order:3;margin-top:10px}
  .book-page-side-image img{max-width:360px}
}
@media(max-width:820px){
  .book-page-hero-grid{grid-template-columns:1fr!important;gap:32px;text-align:center}
  .book-page-side-image img{max-width:320px}
}


/* v1.1.12 - fichas homogéneas del libro */
.book-section-grid{
  grid-template-columns:repeat(2,minmax(0,1fr))!important;
  align-items:stretch!important;
  grid-auto-rows:1fr;
}

.book-section-card{
  display:flex!important;
  flex-direction:column!important;
  height:100%!important;
  min-height:610px;
}

.book-section-image{
  height:290px!important;
  min-height:290px!important;
  max-height:290px!important;
  flex:0 0 290px!important;
  padding:18px!important;
  display:grid!important;
  place-items:center!important;
  overflow:hidden!important;
  background:linear-gradient(145deg,#f6f0e6,#eee7dc)!important;
}

.book-section-image img{
  width:100%!important;
  height:100%!important;
  max-width:100%!important;
  max-height:100%!important;
  object-fit:contain!important;
  object-position:center!important;
}

.book-section-image.is-placeholder{
  background:
    radial-gradient(circle at 50% 45%,rgba(201,162,94,.12),transparent 32%),
    linear-gradient(145deg,#f6f0e6,#eee7dc)!important;
}

.book-section-placeholder{
  width:82px;
  height:82px;
  border-radius:50%;
  display:grid;
  place-items:center;
  border:1px solid rgba(23,57,95,.12);
  background:rgba(255,255,255,.58);
  color:#b69458;
  font-family:"Libre Baskerville",serif;
  font-size:2.5rem;
}

.book-section-body{
  padding:28px!important;
  display:flex!important;
  flex-direction:column!important;
  flex:1 1 auto!important;
}

.book-section-body h3{
  margin:0 0 14px!important;
  min-height:2.1em;
}

.book-section-text{
  color:var(--muted);
  line-height:1.72;
  flex:1 1 auto;
}

.book-section-action{
  align-self:flex-start;
  margin-top:22px!important;
}

@media(max-width:820px){
  .book-section-grid{
    grid-template-columns:1fr!important;
    grid-auto-rows:auto;
  }

  .book-section-card{
    min-height:0;
  }

  .book-section-image{
    height:250px!important;
    min-height:250px!important;
    max-height:250px!important;
    flex-basis:250px!important;
  }

  .book-section-body h3{
    min-height:0;
  }
}


/* v1.2.5.28: imágenes completas; evitar el tamaño intrínseco de tracks grid. */
.book-section-card .book-section-image{
  display:flex!important;
  align-items:center!important;
  justify-content:center!important;
  min-width:0;
}
.book-section-card .book-section-image img{
  display:block!important;
  width:auto!important;
  height:auto!important;
  max-width:100%!important;
  max-height:254px!important;
  min-width:0!important;
  min-height:0!important;
  flex:0 1 auto!important;
  object-fit:contain!important;
  object-position:center!important;
}
@media(max-width:820px){
  .book-section-card .book-section-image img{max-height:214px!important}
}