/* Viajeplanificado — hoja de estilos compartida */
:root{
  --bg:#F5F0E4;
  --surface:#FFFFFF;
  --surface-alt:#EDE4D0;
  --ink:#1B2430;
  --ink-soft:#5C6674;
  --accent:#8A6D3B;
  --accent-strong:#B08D57;
  --navy:#0B1E33;
  --navy-deep:#071523;
  --on-navy:#F5F0E4;
  --on-navy-soft:#C7CCD6;
  --border: rgba(27,36,48,0.14);
  --card-border: rgba(27,36,48,0.10);
  --btn-on-navy-bg:#B08D57;
  --btn-on-navy-ink:#071523;
}
@media (prefers-color-scheme: dark){
  :root{
    --bg:#0B1E33;
    --surface:#13253C;
    --surface-alt:#16283F;
    --ink:#F0EAD8;
    --ink-soft:#B9C2CE;
    --accent:#E0C48B;
    --accent-strong:#EFD9A6;
    --border: rgba(240,234,216,0.16);
    --card-border: rgba(240,234,216,0.14);
    --btn-on-navy-bg:#EFD9A6;
    --btn-on-navy-ink:#071523;
  }
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:'Work Sans', system-ui, -apple-system, sans-serif;
  padding-inline:20px;
}
.wrap{max-width:760px; margin:0 auto;}
h1,h2,h3{
  font-family:'Fraunces', Georgia, serif;
  font-weight:600;
  text-wrap:balance;
  margin:0;
  letter-spacing:-0.01em;
}
p{line-height:1.6; color:var(--ink-soft);}
a{color:inherit;}
img{max-width:100%;}
.eyebrow{
  font-size:12.5px;
  font-weight:700;
  letter-spacing:0.14em;
  text-transform:uppercase;
  color:var(--accent-strong);
}

/* ---- top bar ---- */
.topbar{
  position:sticky; top:0;
  z-index:20;
  background:var(--bg);
  border-bottom:1px solid var(--border);
  margin-inline:-20px;
  padding-inline:20px;
}
.topbar-inner{
  max-width:760px; margin:0 auto;
  display:flex; align-items:center; justify-content:space-between;
  padding-block:14px;
  gap:12px;
}
.brand{
  display:inline-flex; align-items:center; gap:9px;
  font-family:'Fraunces', serif; font-weight:700; font-size:23px;
  letter-spacing:0.01em;
  text-decoration:none;
  color:var(--ink);
}
.brand .dot{color:var(--accent-strong);}
.brand-icon{flex:none; color:var(--accent-strong);}
.brand-text{display:inline-flex; flex-direction:column; line-height:1.1;}
.brand-sub{font-size:11px; color:var(--ink-soft); font-family:'Work Sans',sans-serif; font-weight:600; letter-spacing:.04em; text-transform:uppercase; display:block; margin-top:1px;}
.nav-cta{
  font-size:13.5px; font-weight:600;
  background:var(--navy); color:var(--on-navy);
  padding:9px 16px; border-radius:100px;
  text-decoration:none;
  white-space:nowrap;
}
@media (prefers-color-scheme: dark){ .nav-cta{ background:var(--accent-strong); color:var(--navy-deep);} }

/* ---- hero ---- */
.hero{
  background:var(--navy);
  color:var(--on-navy);
  margin-inline:-20px;
  padding:52px 20px 44px;
  border-radius:0 0 28px 28px;
}
.hero-inner{max-width:760px; margin:0 auto;}
.hero h1{font-size:clamp(30px,6vw,46px); line-height:1.08; color:#fff;}
.hero .lede{
  font-size:17px; line-height:1.6; color:var(--on-navy-soft);
  max-width:48ch; margin-top:14px;
}
.hook{
  margin-top:26px;
  border-left:3px solid var(--accent-strong);
  padding-left:16px;
  font-family:'Fraunces', serif;
  font-style:italic;
  font-size:16.5px;
  color:#fff;
}
.hero-ctas{display:flex; gap:10px; flex-wrap:wrap; margin-top:28px;}
.btn{
  display:inline-flex; align-items:center; gap:8px;
  font-family:'Work Sans', sans-serif;
  font-weight:700; font-size:14.5px;
  padding:13px 22px; border-radius:100px;
  text-decoration:none; border:1px solid transparent;
  cursor:pointer;
}
.btn-primary{background:var(--accent-strong); color:var(--navy-deep);}
.btn-ghost{border-color:rgba(255,255,255,0.35); color:#fff;}

/* ---- stat strip ---- */
.stats{
  display:grid; grid-template-columns:repeat(3,1fr); gap:1px;
  background:var(--card-border);
  border:1px solid var(--card-border);
  border-radius:16px; overflow:hidden;
  margin-top:-30px; position:relative; z-index:5;
}
.stat{
  background:var(--surface);
  padding:20px 14px;
  text-align:center;
}
.stat b{
  display:block; font-family:'Fraunces',serif; font-size:clamp(22px,5vw,30px);
  color:var(--accent-strong); font-weight:700;
}
.stat span{font-size:12px; color:var(--ink-soft); line-height:1.3; display:block; margin-top:4px;}

section{padding-block:52px;}
.section-head{margin-bottom:26px;}
.section-head h2{font-size:clamp(22px,4vw,28px); margin-top:6px;}

/* ---- chapter list ---- */
.chapters{display:flex; flex-direction:column;}
.chapter{
  display:flex; gap:16px;
  padding-block:16px;
  border-top:1px solid var(--border);
}
.chapter:last-child{border-bottom:1px solid var(--border);}
.chapter .n{
  font-family:'Fraunces',serif; font-weight:600; font-size:14px;
  color:var(--accent); flex:none; width:28px; padding-top:2px;
  font-variant-numeric:tabular-nums;
}
.chapter h3{font-size:16px; font-weight:600; font-family:'Work Sans',sans-serif;}
.chapter p{margin:4px 0 0; font-size:14.5px;}

/* ---- excerpts ---- */
.excerpt{
  background:var(--surface);
  border:1px solid var(--card-border);
  border-radius:16px;
  padding:22px 24px;
  margin-bottom:16px;
}
.excerpt .tag{font-size:12px; font-weight:700; color:var(--accent); text-transform:uppercase; letter-spacing:.08em;}
.excerpt p{color:var(--ink); margin-top:10px; font-size:15px;}
.excerpt .figure{
  display:flex; gap:18px; margin-top:14px; flex-wrap:wrap;
}
.figure .f{
  background:var(--surface-alt); border-radius:10px; padding:10px 14px; flex:1; min-width:130px;
}
.figure .f b{display:block; font-family:'Fraunces',serif; font-size:19px; color:var(--accent-strong);}
.figure .f span{font-size:12.5px; color:var(--ink-soft);}
blockquote{
  margin:0; font-family:'Fraunces',serif; font-style:italic; font-size:16px;
  border-left:3px solid var(--accent-strong); padding-left:16px; color:var(--ink);
}
blockquote cite{display:block; margin-top:8px; font-family:'Work Sans',sans-serif; font-style:normal; font-size:12.5px; color:var(--accent); font-weight:600;}

/* ---- purchase cards ---- */
.buy-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:14px;}
.buy-card{
  background:var(--surface); border:1px solid var(--card-border); border-radius:16px;
  padding:20px; display:flex; flex-direction:column; gap:10px;
}
.buy-card .platform{font-size:12px; font-weight:700; letter-spacing:.08em; text-transform:uppercase; color:var(--accent);}
.buy-card .price{font-family:'Fraunces',serif; font-size:26px; font-weight:600;}
.buy-card p{font-size:13.5px; margin:0; flex:1;}
.buy-card a{
  text-align:center; font-weight:700; font-size:13.5px;
  background:var(--navy); color:var(--on-navy);
  padding:11px; border-radius:10px; text-decoration:none; margin-top:4px;
}
@media (prefers-color-scheme: dark){ .buy-card a{ background:var(--accent-strong); color:var(--navy-deep);} }
.buy-note{font-size:12.5px; color:var(--ink-soft); margin-top:14px;}

/* ---- resources ---- */
.resources{display:flex; flex-direction:column; gap:1px; background:var(--card-border); border:1px solid var(--card-border); border-radius:16px; overflow:hidden;}
.resource-row{
  background:var(--surface); padding:16px 18px;
  display:flex; justify-content:space-between; align-items:baseline; gap:12px; flex-wrap:wrap;
}
.resource-row .cat{font-size:12px; font-weight:700; text-transform:uppercase; letter-spacing:.06em; color:var(--accent); width:170px; flex:none;}
.resource-row .tools{font-size:14.5px; color:var(--ink);}
.resource-row .status{font-size:12px; color:var(--ink-soft); font-style:italic;}

/* ---- book catalog (home) ---- */
.catalog{display:flex; flex-direction:column; gap:14px;}
.book-card{
  display:flex; gap:20px; align-items:flex-start;
  background:var(--surface); border:1px solid var(--card-border); border-radius:18px;
  padding:24px;
}
.book-card .mark{
  flex:none; width:110px; height:142px; border-radius:10px;
  background:var(--navy); color:var(--accent-strong);
  display:flex; align-items:center; justify-content:center;
  font-family:'Fraunces',serif; font-weight:700; font-size:26px;
  overflow:hidden;
  box-shadow:0 4px 14px rgba(27,36,48,0.22);
}
.book-card .mark img{
  width:100%; height:100%; object-fit:cover; display:block;
}
.book-card .body{flex:1; min-width:0;}
.book-card .status-badge{
  display:inline-block; font-size:11px; font-weight:700; letter-spacing:.05em; text-transform:uppercase;
  padding:3px 10px; border-radius:100px; margin-bottom:8px;
}
.status-badge.live{background:rgba(176,141,87,0.18); color:var(--accent);}
.status-badge.soon{background:rgba(92,102,116,0.15); color:var(--ink-soft);}
.book-card h3{font-size:19px;}
.book-card p{font-size:14.5px; margin-top:6px;}
.book-card .go{
  display:inline-block; margin-top:12px; font-size:13.5px; font-weight:700;
  color:var(--accent); text-decoration:none;
}
.book-card.disabled{opacity:0.72;}

.pillars{display:grid; grid-template-columns:repeat(3,1fr); gap:16px;}
.pillar{padding:4px 0;}
.pillar .num{font-family:'Fraunces',serif; color:var(--accent-strong); font-size:13px; font-weight:700;}
.pillar h3{font-size:15.5px; margin-top:6px;}
.pillar p{font-size:13.5px; margin-top:4px;}

footer{
  border-top:1px solid var(--border);
  padding-block:32px 40px;
  display:flex; flex-direction:column; gap:6px;
}
footer .brand{font-size:14px;}
footer p{font-size:12.5px; margin:0; max-width:60ch;}

@media (max-width:640px){
  .buy-grid{grid-template-columns:1fr;}
  .stats{grid-template-columns:1fr;}
  .pillars{grid-template-columns:1fr;}
  .book-card{flex-direction:column;}
}

::selection{background:var(--accent-strong); color:var(--navy-deep);}