.bk-desc{
  --bkd-bg:#fff; --bkd-ink:#1a1a1a; --bkd-ink-soft:#4a4a4a; --bkd-ink-muted:#8a8a8a;
  --bkd-border:#e8e4dc; --bkd-border-soft:#f0ece4; --bkd-accent:#b8543d; --bkd-accent-soft:#fdf5f2;
  --bkd-radius-sm:6px; --bkd-radius-md:12px; --bkd-radius-lg:16px;
  --bkd-shadow:0 4px 12px rgba(20,15,5,.06),0 2px 4px rgba(20,15,5,.04);
  --bkd-font-display:'Fraunces',Georgia,serif; --bkd-font-body:'Inter',-apple-system,sans-serif;
  --bkd-transition:220ms cubic-bezier(.4,0,.2,1);
  font-family:var(--bkd-font-body); color:var(--bkd-ink); background:var(--bkd-bg);
  line-height:1.6; box-sizing:border-box;
  max-width:1180px; margin:0 auto; padding:40px;
  border-radius:var(--bkd-radius-lg); box-shadow:var(--bkd-shadow);
}
.bk-desc *,.bk-desc *::before,.bk-desc *::after{box-sizing:border-box}
.bk-desc__header{margin-bottom:32px; padding-bottom:24px; border-bottom:1px solid var(--bkd-border)}
.bk-desc__eyebrow{font-size:11px; font-weight:600; letter-spacing:.14em; text-transform:uppercase; color:var(--bkd-accent); margin:0 0 8px}
.bk-desc__title{font-family:var(--bkd-font-display); font-weight:500; font-size:clamp(22px,2.6vw,30px); margin:0; color:var(--bkd-ink)}
.bk-desc__tabs{display:flex; gap:4px; margin-bottom:32px; border-bottom:1.5px solid var(--bkd-border); overflow-x:auto}
.bk-desc .bk-desc__tabs .bk-desc__tab{position:relative !important; padding:14px 20px !important; background:transparent !important; border:0 !important; border-bottom:2.5px solid transparent !important; font-family:inherit !important; font-size:14px !important; font-weight:600 !important; color:var(--bkd-ink-muted) !important; cursor:pointer !important; transition:var(--bkd-transition) !important; margin-bottom:-1.5px !important; box-shadow:none !important; line-height:1.2 !important; text-transform:none !important}
.bk-desc .bk-desc__tabs .bk-desc__tab:hover{color:var(--bkd-ink-soft) !important}
.bk-desc .bk-desc__tabs .bk-desc__tab.is-active{color:var(--bkd-accent) !important; border-bottom-color:var(--bkd-accent) !important}
.bk-desc__panels{position:relative; min-height:200px}
.bk-desc__panel{display:none}
.bk-desc__panel.is-active{display:block; animation:bkd-fade 320ms}
.bk-desc__panel[hidden]{display:none !important}
@keyframes bkd-fade{from{opacity:0; transform:translateY(8px)} to{opacity:1; transform:translateY(0)}}
.bk-prose{font-size:16px; line-height:1.75; color:var(--bkd-ink-soft); max-width:75ch}
.bk-prose > * + *{margin-top:1em}
.bk-prose strong{color:var(--bkd-ink); font-weight:600}
.bk-prose em{font-family:var(--bkd-font-display); font-style:italic; color:var(--bkd-ink)}
.bk-prose blockquote{margin:28px 0; padding:4px 0 4px 24px; border-left:3px solid var(--bkd-accent); font-family:var(--bkd-font-display); font-style:italic; font-size:19px; color:var(--bkd-ink)}
.bk-prose ul, .bk-prose ol{padding-left:24px; margin:16px 0}
.bk-prose--capitular > p:first-child::first-letter,
.bk-prose--capitular > div:first-child > p:first-child::first-letter,
.bk-prose--capitular p:first-of-type::first-letter{font-family:var(--bkd-font-display); font-size:3.6em; font-weight:500; float:left; line-height:.85; margin:.08em .12em 0 0; color:var(--bkd-accent)}
.bk-prose-collapse{position:relative; overflow:hidden; transition:max-height 380ms}
.bk-prose-collapse.is-expanded{max-height:none !important}
.bk-prose-collapse[data-collapse="1"]:not(.is-expanded)::after{content:''; position:absolute; inset:auto 0 0 0; height:120px; background:linear-gradient(180deg,transparent,var(--bkd-bg) 85%); pointer-events:none}
.bk-readmore{display:inline-flex; align-items:center; gap:8px; margin-top:16px; padding:10px 18px; background:transparent; border:1.5px solid var(--bkd-border); color:var(--bkd-ink); border-radius:var(--bkd-radius-sm); font-family:inherit; font-size:13px; font-weight:600; cursor:pointer; transition:var(--bkd-transition)}
.bk-readmore:hover{border-color:var(--bkd-accent); color:var(--bkd-accent); background:var(--bkd-accent-soft)}
.bk-readmore svg{width:14px; height:14px; transition:transform 280ms; stroke:currentColor; fill:none}
.bk-readmore.is-expanded svg{transform:rotate(180deg)}
.bk-author{display:grid; grid-template-columns:140px 1fr; gap:32px; align-items:start}
.bk-author__photo{width:140px; height:140px; border-radius:50%; overflow:hidden; background:linear-gradient(135deg,#f3eee3,#e9e2d2)}
.bk-author__photo img{width:100%; height:100%; object-fit:cover}
.bk-author__name{font-family:var(--bkd-font-display); font-weight:500; font-size:24px; margin:0 0 4px; color:var(--bkd-ink)}
.bk-author__role{font-family:var(--bkd-font-display); font-style:italic; font-size:14px; color:var(--bkd-ink-muted); margin:0 0 16px}
.bk-author__bio{font-size:15px; line-height:1.7; color:var(--bkd-ink-soft); margin:0 0 20px}
.bk-author__links{display:flex; flex-wrap:wrap; gap:8px}
.bk-author__link{display:inline-flex; align-items:center; gap:6px; padding:8px 14px; background:transparent; border:1.5px solid var(--bkd-border); border-radius:99px; font-size:13px; font-weight:500; color:var(--bkd-ink-soft); text-decoration:none; transition:var(--bkd-transition)}
.bk-author__link:hover{border-color:var(--bkd-accent); color:var(--bkd-accent); background:var(--bkd-accent-soft)}
.bk-author__link-icon{display:inline-flex; align-items:center; justify-content:center; width:14px; height:14px}
.bk-author__link-icon svg, .bk-author__link-icon i{width:100%; height:100%; font-size:14px}
.bk-ficha{display:grid; grid-template-columns:repeat(auto-fit, minmax(220px, 1fr)); gap:0; border:1px solid var(--bkd-border); border-radius:var(--bkd-radius-md); overflow:hidden; background:var(--bkd-bg); margin:0}
.bk-ficha__item{padding:18px 20px; border-bottom:1px solid var(--bkd-border-soft); border-right:1px solid var(--bkd-border-soft); display:flex; flex-direction:column; gap:4px; transition:background var(--bkd-transition)}
.bk-ficha__item:hover{background:var(--bkd-accent-soft)}
.bk-ficha__label{font-size:11px; font-weight:600; letter-spacing:.08em; text-transform:uppercase; color:var(--bkd-ink-muted); display:inline-flex; align-items:center; gap:6px; margin:0}
.bk-ficha__icon{display:inline-flex; align-items:center; justify-content:center; width:14px; height:14px; color:var(--bkd-accent); opacity:.8}
.bk-ficha__icon svg, .bk-ficha__icon i{width:100%; height:100%; font-size:14px}
.bk-ficha__value{font-size:15px; font-weight:500; color:var(--bkd-ink); font-variant-numeric:tabular-nums; margin:0}
.bk-ficha__value--mono{font-family:'SF Mono','Monaco',monospace; font-size:13px}
@media (max-width:720px){
  .bk-desc{padding:24px !important}
  .bk-author{grid-template-columns:1fr !important; gap:20px !important; text-align:center}
  .bk-author__photo{margin:0 auto; width:110px !important; height:110px !important}
}
@media (max-width:480px){
  .bk-desc{padding:18px !important}
  .bk-ficha{grid-template-columns:1fr !important}
}