:root{
  --ink:#0f0f0f;
  --paper:#f5f0e8;
  --rust:#8b3a2a;
  --gold:#c9a87c;
  --gold-dim:rgba(201,168,124,0.5);
  --ink-line:rgba(245,240,232,0.12);
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--ink);
  color:var(--paper);
  font-family:'DM Sans',sans-serif;
  overflow-x:hidden;
}
[hidden]{display:none !important;}
a{color:var(--gold);text-decoration:none;}
a:hover{color:var(--rust);}
img{max-width:100%;display:block;}

.serif{font-family:'Cormorant Garamond',serif;font-weight:300;}
.serif-italic{font-family:'Cormorant Garamond',serif;font-weight:300;font-style:italic;}
.accent{font-family:'Oswald',sans-serif;}

@keyframes bob{0%,100%{transform:translateY(0);}50%{transform:translateY(6px);}}

/* ---------- header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:50;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;
  padding:18px clamp(20px,5vw,48px);
  background:rgba(15,15,15,0.92);backdrop-filter:blur(6px);
  border-bottom:1px solid var(--ink-line);
}
.brand{display:flex;align-items:center;gap:10px;color:var(--paper);}
.brand span{font-family:'Cormorant Garamond',serif;font-weight:300;font-size:19.5px;letter-spacing:0.02em;white-space:nowrap;}
.site-header nav{display:flex;align-items:center;gap:clamp(18px,3vw,36px);flex-wrap:wrap;}
.site-header nav a{font-family:'Oswald',sans-serif;font-size:12.5px;letter-spacing:0.1em;color:var(--paper);}
.site-header nav a:hover{color:var(--gold);}

.book-header{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;
  padding:24px clamp(20px,5vw,48px);border-bottom:1px solid var(--ink-line);
}
.book-header a.back{font-family:'Oswald',sans-serif;font-size:12px;letter-spacing:0.1em;color:var(--paper);}
.book-header a.back:hover{color:var(--gold);}

.lang-switch{background:transparent;border:1px solid var(--gold);padding:7px 12px;color:var(--paper);font-family:'Oswald',sans-serif;font-size:11px;line-height:1;letter-spacing:0.08em;cursor:pointer;white-space:nowrap;transition:background-color .18s ease,color .18s ease,border-color .18s ease;}
.lang-switch:hover{background:var(--gold);color:var(--ink);}
.lang-switch:focus-visible{outline:2px solid var(--paper);outline-offset:4px;}

/* ---------- hero ---------- */
.hero{
  min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;
  text-align:center;padding:140px clamp(20px,6vw,60px) 100px;
}
.hero h1{font-size:clamp(56px,11vw,150px);line-height:0.96;letter-spacing:-0.01em;margin:0;}
.hero p{font-family:'DM Sans',sans-serif;font-size:clamp(16px,1.6vw,20px);color:rgba(245,240,232,0.65);max-width:460px;margin:28px 0 0;}
.hero .scroll-cta{margin-top:72px;font-family:'Oswald',sans-serif;font-size:13px;letter-spacing:0.12em;color:var(--gold);animation:bob 2.4s ease-in-out infinite;display:inline-block;}

/* ---------- sections ---------- */
.section{padding:clamp(80px,10vw,140px) clamp(20px,6vw,60px);}
.section-tight{padding:clamp(70px,9vw,110px) clamp(20px,6vw,60px);}
.section-paper{background:var(--paper);color:var(--ink);}
.section-rust{background:var(--rust);color:var(--paper);}
.section-center{text-align:center;}
.section-label{font-family:'Oswald',sans-serif;font-size:13px;letter-spacing:0.16em;color:var(--gold);margin-bottom:40px;}
.section-label.on-paper{color:var(--rust);}

/* ---------- buttons ---------- */
.btn{display:inline-block;font-family:'Oswald',sans-serif;font-size:13px;letter-spacing:0.12em;padding:16px 30px;cursor:pointer;border:none;}
.btn-fill{background:var(--rust);color:var(--paper);}
.btn-outline{background:transparent;border:1px solid var(--gold);color:var(--gold);}
.btn-outline-light{background:transparent;border:1px solid var(--paper);color:var(--paper);}
.btn-dark{background:var(--ink);color:var(--paper);}
.btn-fill:hover{color:var(--paper);}
.btn-outline:hover{color:var(--gold);}
.btn-outline-light:hover{color:var(--paper);}
.btn-dark:hover{color:var(--paper);}

/* ---------- book grid (novedades) ---------- */
.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:48px;}
.book-card{color:var(--paper);}
.book-card .cover{aspect-ratio:2/3;overflow:hidden;margin-bottom:20px;}
.book-card .cover img{width:100%;height:100%;object-fit:cover;}
.book-card .title{font-size:28px;}
.book-card .phrase{font-family:'DM Sans',sans-serif;font-size:14px;color:rgba(245,240,232,0.6);margin:8px 0 14px;}
.book-card .cta{font-family:'Oswald',sans-serif;font-size:12px;letter-spacing:0.1em;color:var(--gold);}

/* ---------- foundation trilogy strip ---------- */
.trilogy-strip{display:grid;grid-template-columns:minmax(0,180px) minmax(24px,1fr) minmax(0,180px) minmax(24px,1fr) minmax(0,180px);align-items:start;justify-content:center;gap:0 8px;max-width:900px;margin:0 auto;}
.trilogy-strip .vol{width:100%;min-width:0;}
.trilogy-strip .num{color:var(--gold);font-size:14px;margin-bottom:10px;}
.trilogy-strip .vol .cover{aspect-ratio:auto;overflow:visible;margin-bottom:12px;}
.trilogy-strip .vol .cover img{width:100%;height:auto;object-fit:unset;display:block;}
.trilogy-strip .vol .title{font-size:17px;}
.trilogy-strip img{image-rendering:auto;}
.trilogy-strip .connector{border-top:1px dashed rgba(201,168,124,0.4);margin-top:46px;width:100%;}

@media (max-width:560px){
  .trilogy-strip{grid-template-columns:1fr;justify-items:center;gap:36px;}
  .trilogy-strip .vol{max-width:220px;}
  .trilogy-strip .connector{display:none;}
}

/* ---------- more books grid ---------- */
.more-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px;}
.more-grid a{position:relative;display:block;aspect-ratio:2/3;overflow:hidden;}
.more-grid a img{width:100%;height:100%;object-fit:cover;}
.more-grid .overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(15,15,15,0.85),transparent 55%);display:flex;align-items:flex-end;padding:16px;opacity:0;transition:opacity 0.2s;}
.more-grid a:hover .overlay{opacity:1;}
.more-grid .overlay span{color:var(--paper);font-size:18px;}

/* ---------- nobody-saw-anything strip ---------- */
.crossover{border-top:1px solid var(--rust);border-bottom:1px solid var(--rust);padding:clamp(80px,10vw,130px) clamp(20px,6vw,60px);display:flex;flex-wrap:wrap;align-items:center;gap:56px;}
.crossover .copy{flex:1;min-width:280px;}
.crossover h2{font-family:'Oswald',sans-serif;font-weight:600;font-size:clamp(30px,4.2vw,52px);letter-spacing:-0.01em;text-transform:uppercase;color:var(--rust);margin:0 0 24px;line-height:1.05;}
.crossover .subtitle{font-family:'Oswald',sans-serif;font-size:22px;letter-spacing:0.02em;margin-bottom:16px;}
.crossover .hook{font-family:'DM Sans',sans-serif;font-size:16px;color:rgba(245,240,232,0.7);max-width:420px;margin:0 0 32px;}
.crossover .cover{flex:0 0 260px;aspect-ratio:2/3;overflow:hidden;}
.crossover .cover img{width:100%;height:100%;object-fit:cover;}

/* ---------- author ---------- */
.author-section{display:flex;flex-wrap:wrap;gap:56px;align-items:center;}
.author-photo{flex:0 0 280px;max-width:320px;width:100%;aspect-ratio:3/4;border:1px dashed rgba(15,15,15,0.3);display:flex;align-items:center;justify-content:center;text-align:center;font-family:'Oswald',sans-serif;font-size:11px;letter-spacing:0.08em;color:rgba(15,15,15,0.45);padding:16px;background-size:cover;background-position:center;}
.author-copy{flex:1;min-width:280px;}
.author-anchor{font-size:clamp(24px,2.8vw,32px);max-width:560px;margin:0 0 28px;line-height:1.3;}
.author-bio{font-family:'DM Sans',sans-serif;font-size:16px;line-height:1.7;max-width:560px;margin:0 0 20px;color:rgba(15,15,15,0.8);}
.route{display:flex;align-items:center;gap:14px;margin-top:8px;}
.route .dot-line{flex:0 0 64px;height:1px;background:var(--rust);position:relative;}
.route .dot-line::after{content:'';position:absolute;right:-1px;top:-3px;width:7px;height:7px;background:var(--rust);border-radius:50%;}
.route span.place{font-family:'Oswald',sans-serif;font-size:12px;letter-spacing:0.1em;}

/* ---------- quotes ---------- */
.quote-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:40px;max-width:1000px;margin:0 auto;}
.quote-mark{font-family:'Cormorant Garamond',serif;font-size:56px;color:var(--rust);line-height:0.5;margin-bottom:8px;}
.quote-text{font-size:19px;line-height:1.5;margin:0 0 12px;}
.quote-author{font-family:'Oswald',sans-serif;font-size:11.5px;letter-spacing:0.08em;color:var(--gold);}

/* ---------- email capture ---------- */
.email-form{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;max-width:460px;margin:0 auto;}
.email-form input{flex:1;min-width:220px;background:transparent;border:1px solid rgba(245,240,232,0.5);color:var(--paper);font-family:'DM Sans',sans-serif;font-size:15px;padding:15px 16px;}
.email-form input::placeholder{color:rgba(245,240,232,0.5);}
.email-form button{background:var(--ink);color:var(--paper);border:none;font-family:'Oswald',sans-serif;font-size:13px;letter-spacing:0.1em;padding:15px 26px;cursor:pointer;}
.email-done{font-family:'Oswald',sans-serif;font-size:13px;letter-spacing:0.08em;}

/* ---------- footer ---------- */
.site-footer{padding:clamp(60px,8vw,90px) clamp(20px,6vw,60px) 40px;display:flex;flex-direction:column;gap:32px;}
.site-footer .brand span{font-size:18px;}
.site-footer .tagline{font-size:20px;max-width:480px;color:rgba(245,240,232,0.8);margin:0;}
.site-footer .links{display:flex;flex-wrap:wrap;gap:28px;font-family:'Oswald',sans-serif;font-size:12px;letter-spacing:0.08em;}
.site-footer .bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;border-top:1px solid var(--ink-line);padding-top:24px;font-family:'DM Sans',sans-serif;font-size:12px;color:rgba(245,240,232,0.45);}

.book-footer{padding:32px clamp(20px,6vw,60px) 40px;border-top:1px solid var(--ink-line);display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;font-family:'DM Sans',sans-serif;font-size:12px;color:rgba(245,240,232,0.45);}

/* ---------- book page ---------- */
.book-top{display:flex;flex-wrap:wrap;gap:56px;padding:clamp(60px,7vw,100px) clamp(20px,6vw,60px) clamp(40px,5vw,60px);max-width:1160px;margin:0 auto;}
.book-top .cover-wrap{flex:0 0 300px;}
.book-top .cover-wrap .sticky{aspect-ratio:2/3;overflow:hidden;position:sticky;top:90px;}
.book-top .cover-wrap img{width:100%;height:100%;object-fit:cover;}
.book-top .info{flex:1;min-width:300px;padding-top:8px;}
.book-top .genre-tag{font-family:'Oswald',sans-serif;font-size:12px;letter-spacing:0.14em;color:var(--gold);margin-bottom:16px;}
.book-top h1{font-size:clamp(38px,5.5vw,64px);margin:0 0 14px;line-height:1.02;}
.book-top .tagline{font-size:clamp(18px,2vw,22px);color:rgba(245,240,232,0.75);max-width:480px;margin:0 0 32px;}
.buy-row{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:36px;}
.meta-row{display:flex;gap:24px;flex-wrap:wrap;font-family:'Oswald',sans-serif;font-size:11.5px;letter-spacing:0.06em;color:rgba(245,240,232,0.5);border-top:1px solid var(--ink-line);padding-top:20px;margin-bottom:44px;}
.label-small{font-family:'Oswald',sans-serif;font-size:12px;letter-spacing:0.14em;color:var(--gold);margin-bottom:18px;}
.label-small.on-paper{color:var(--rust);}
.synopsis-p{font-family:'DM Sans',sans-serif;font-size:16px;line-height:1.75;color:rgba(245,240,232,0.85);max-width:560px;margin:0 0 20px;}

.excerpt-block{max-width:720px;margin:0 auto;}
.excerpt-text{font-size:clamp(19px,2.1vw,23px);line-height:1.85;color:rgba(15,15,15,0.88);white-space:pre-line;margin:0;}

.related-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:24px;max-width:800px;}
.related-grid a{color:var(--paper);}
.related-grid .cover{aspect-ratio:2/3;overflow:hidden;margin-bottom:10px;}
.related-grid .cover img{width:100%;height:100%;object-fit:cover;}
.related-grid .title{font-size:15px;}
.related-label{border-top:1px solid var(--ink-line);padding-top:60px;}
.related-grid.chapters-grid{max-width:1000px;margin:0 auto;justify-content:center;}

/* ---------- trilogy page ---------- */
.order-line{display:flex;justify-content:center;align-items:center;gap:14px;flex-wrap:wrap;font-family:'Oswald',sans-serif;font-size:clamp(14px,1.6vw,17px);letter-spacing:0.04em;}
.order-line .arrow{color:var(--gold);}
.order-note{font-family:'DM Sans',sans-serif;font-size:14px;color:rgba(245,240,232,0.5);margin:20px 0 0;}
.vol-row{display:flex;flex-wrap:wrap;gap:40px;align-items:center;padding:48px 0;border-top:1px solid var(--ink-line);}
.vol-row:last-child{border-bottom:1px solid var(--ink-line);}
.vol-row .cover{flex:0 0 190px;aspect-ratio:2/3;overflow:hidden;}
.vol-row .cover img{width:100%;height:100%;object-fit:cover;}
.vol-row .body{flex:1;min-width:260px;}
.vol-row .num{color:var(--gold);font-size:15px;margin-bottom:6px;}
.vol-row h2{font-size:clamp(24px,3vw,32px);margin:0 0 12px;}
.vol-row p{font-family:'DM Sans',sans-serif;font-size:14.5px;color:rgba(245,240,232,0.7);max-width:460px;margin:0 0 16px;line-height:1.6;}
.vol-row a.cta{font-family:'Oswald',sans-serif;font-size:12px;letter-spacing:0.1em;}

.icon-mark rect:first-child{opacity:0.26;}

@media (max-width:640px){
  .site-header nav{gap:14px;}
  .site-header nav a{font-size:11px;}
}
/* ---------- protected chapter reader ---------- */
.reader-trigger{margin-top:28px;}
.reader-overlay{
  position:fixed;inset:0;z-index:200;background:rgba(15,15,15,0.92);
  display:flex;align-items:center;justify-content:center;padding:clamp(12px,4vw,40px);
}
.reader-overlay[hidden]{display:none;}
.reader-panel{
  background:var(--paper);color:var(--ink);width:100%;max-width:720px;max-height:88vh;
  display:flex;flex-direction:column;position:relative;
  user-select:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;
}
.reader-panel-head{display:flex;align-items:center;justify-content:space-between;padding:18px 24px;border-bottom:1px solid rgba(15,15,15,0.12);}
.reader-panel-head .reader-title{font-family:'Oswald',sans-serif;font-size:12px;letter-spacing:0.1em;color:var(--rust);}
.reader-close{background:none;border:none;font-family:'Oswald',sans-serif;font-size:13px;letter-spacing:0.06em;color:var(--ink);cursor:pointer;padding:6px 10px;}
.reader-close:hover{color:var(--rust);}
.reader-panel-body{overflow-y:auto;padding:32px clamp(20px,5vw,48px) 56px;}
.reader-panel-body h3.chapter-heading{font-family:'Oswald',sans-serif;font-size:14px;letter-spacing:0.14em;color:var(--rust);margin:36px 0 18px;}
.reader-panel-body h3.chapter-heading:first-child{margin-top:0;}
.reader-panel-body p{font-family:'Cormorant Garamond',serif;font-weight:300;font-size:19px;line-height:1.75;margin:0 0 18px;}
.reader-panel-foot{padding:14px 24px;border-top:1px solid rgba(15,15,15,0.12);font-family:'DM Sans',sans-serif;font-size:11.5px;color:rgba(15,15,15,0.45);text-align:center;}
.reader-watermark{user-select:none;}

@media print{
  .reader-overlay{display:none !important;}
}

/* ---------- accessibility & resilience ---------- */
.skip-link{
  position:fixed;left:16px;top:12px;z-index:9999;
  transform:translateY(-160%);padding:10px 14px;
  background:var(--paper);color:var(--ink);font-family:'DM Sans',sans-serif;
  border:2px solid var(--gold);
}
.skip-link:focus{transform:translateY(0);color:var(--ink);}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{
  outline:2px solid var(--gold);outline-offset:4px;
}
.lang-switch:focus-visible{outline-offset:4px;}
.section-label h2{font:inherit;font-size:inherit;letter-spacing:inherit;color:inherit;margin:0;text-align:inherit;}
.email-done:focus{outline:none;}
img{height:auto;}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{animation-duration:0.01ms !important;animation-iteration-count:1 !important;transition-duration:0.01ms !important;scroll-behavior:auto !important;}
}