:root{
  --cream:#e9e1cf;
  --cream-dark:#ded3b8;
  --black:#111111;
  --near-black:#1a1613;
  --gold:#a97a2f;
  --gold-light:#c99a4e;
  --brick:#8f3b30;
  --white:#ffffff;
  --gray:#5a5650;
}
*{margin:0;padding:0;box-sizing:border-box;}
body{
  font-family:'Inter',sans-serif;
  color:var(--black);
  background:var(--white);
  line-height:1.5;
}
h1,h2,h3,.display{
  font-family:'Archivo Black','Inter',sans-serif;
  text-transform:uppercase;
  letter-spacing:-0.01em;
  line-height:0.95;
}
.eyebrow{
  font-size:12px;
  font-weight:700;
  letter-spacing:0.18em;
  text-transform:uppercase;
  color:var(--gold);
}
.container{
  max-width:1100px;
  margin:0 auto;
  padding:0 32px;
}
a{text-decoration:none;color:inherit;}

/* ---- top strip ---- */
.topstrip{
  background:var(--cream);
  padding:10px 0;
  border-bottom:2px solid var(--black);
}
.topstrip .container{
  display:flex;
  justify-content:space-between;
  align-items:center;
  font-size:11px;
  font-weight:700;
  letter-spacing:0.14em;
}
.topstrip .brick{color:var(--brick);}

/* ---- nav ---- */
nav{
  padding:22px 0;
  border-bottom:1px solid #e5e0d5;
}
nav .container{
  display:flex;
  justify-content:space-between;
  align-items:center;
}
.logo{
  font-family:'Archivo Black';
  font-size:20px;
  text-transform:uppercase;
  letter-spacing:-0.02em;
}
.logo span{color:var(--gold);}
.navlinks{
  display:flex;
  gap:36px;
  font-size:13px;
  font-weight:700;
  letter-spacing:0.06em;
  text-transform:uppercase;
}
.navlinks a{opacity:0.75;transition:opacity .15s;}
.navlinks a:hover, .navlinks a.active{opacity:1;}
.nav-cta{
  background:var(--black);
  color:var(--cream);
  padding:11px 22px;
  font-size:12px;
  font-weight:700;
  letter-spacing:0.1em;
  text-transform:uppercase;
}
.nav-cta:hover{background:var(--brick);}

/* ---- hero ---- */
.hero{padding:80px 0 90px;}
.hero-grid{
  display:grid;
  grid-template-columns:1.1fr 0.9fr;
  gap:60px;
  align-items:center;
}
.hero .eyebrow{margin-bottom:18px;display:block;}
.hero h1{font-size:56px;margin-bottom:24px;}
.hero h1 .accent{color:var(--gold);}
.hero p.lead{
  font-size:17px;
  color:var(--gray);
  max-width:460px;
  margin-bottom:34px;
}
.btn-row{display:flex;gap:16px;flex-wrap:wrap;}
.btn{
  display:inline-block;
  padding:16px 30px;
  font-size:13px;
  font-weight:700;
  letter-spacing:0.1em;
  text-transform:uppercase;
  border:2px solid var(--black);
  transition:all .15s ease;
  cursor:pointer;
  background:none;
  font-family:inherit;
}
.btn-primary{background:var(--black);color:var(--cream);}
.btn-primary:hover{background:var(--brick);border-color:var(--brick);}
.btn-primary:disabled{opacity:0.6;cursor:not-allowed;}
.btn-secondary{background:transparent;color:var(--black);}
.btn-secondary:hover{background:var(--black);color:var(--cream);}

.hero-social{
  margin-top:30px;
  font-size:12px;
  font-weight:700;
  letter-spacing:0.1em;
  color:var(--gray);
  text-transform:uppercase;
}
.hero-social span{color:var(--brick);}

/* ---- hero cover stack ---- */
.cover-wrap{
  position:relative;
  display:flex;
  justify-content:center;
  align-items:center;
  min-height:420px;
}
.cover-stack{position:relative;width:100%;max-width:320px;}
.cover-ghost{
  position:absolute;
  width:100%;
  aspect-ratio:3/4;
  background:var(--cream-dark);
  border:2px solid var(--black);
  top:26px;
  left:26px;
  z-index:1;
}
.cover-photo{
  position:relative;
  z-index:2;
  width:100%;
  aspect-ratio:3/4;
  border:2px solid var(--black);
  box-shadow:14px 14px 0 var(--black);
  overflow:hidden;
  background:var(--cream);
}
.cover-photo img{width:100%;height:100%;object-fit:cover;display:block;}

/* ---- black band ---- */
.band{background:var(--near-black);color:var(--cream);padding:22px 0;}
.band .container{
  display:flex;
  justify-content:space-between;
  align-items:center;
  font-size:13px;
  font-weight:700;
  letter-spacing:0.1em;
  text-transform:uppercase;
}
.band .gold{color:var(--gold-light);}

/* ---- generic sections ---- */
.section{padding:90px 0;}
.section-head{margin-bottom:50px;max-width:600px;}
.section-head h2{font-size:40px;margin-top:10px;}
.section-head p{color:var(--gray);margin-top:16px;font-size:15px;}

/* ---- value grid ---- */
.value-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:0;
  border-top:2px solid var(--black);
  border-left:2px solid var(--black);
}
.value-grid.cols-4{grid-template-columns:repeat(4,1fr);}
@media (max-width:1000px) and (min-width:861px){
  .value-grid.cols-4{grid-template-columns:repeat(2,1fr);}
}
.value-card{
  border-right:2px solid var(--black);
  border-bottom:2px solid var(--black);
  padding:30px 26px;
}
.value-num{font-family:'Archivo Black';font-size:40px;color:var(--gold);margin-bottom:6px;}
.value-card h3{font-size:20px;margin-bottom:6px;}
.value-card p{font-size:14px;color:var(--gray);}

/* ---- ebook grid ---- */
.ebooks{background:var(--cream);padding:90px 0;}
.ebook-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:30px;
  margin-top:50px;
}
.ebook-grid.featured{grid-template-columns:minmax(0,320px);justify-content:center;}
.ebook-card{
  background:var(--white);
  border:2px solid var(--black);
  display:flex;
  flex-direction:column;
  transition:transform .15s ease;
  cursor:pointer;
}
.ebook-card:hover{transform:translate(-3px,-3px);}
.ebook-card:focus-visible{outline:3px solid var(--gold);outline-offset:2px;}
.ebook-thumb{
  aspect-ratio:3/4;
  border-bottom:2px solid var(--black);
  overflow:hidden;
  position:relative;
  background:var(--cream);
}
.ebook-thumb img{width:100%;height:100%;object-fit:cover;display:block;}
.ebook-thumb.placeholder{
  background:repeating-linear-gradient(45deg, #f4efe3, #f4efe3 10px, #eee5d2 10px, #eee5d2 20px);
  display:flex;
  align-items:center;
  justify-content:center;
  text-align:center;
  color:#a89a76;
  font-size:11px;
  font-weight:700;
  letter-spacing:0.08em;
  text-transform:uppercase;
  padding:16px;
}
.ebook-tag{
  position:absolute;
  top:12px;
  left:12px;
  background:var(--black);
  color:var(--cream);
  font-size:9px;
  font-weight:700;
  letter-spacing:0.1em;
  text-transform:uppercase;
  padding:6px 10px;
}
.ebook-tag.brick{background:var(--brick);}
.ebook-body{padding:20px 20px 24px;flex:1;display:flex;flex-direction:column;}
.ebook-cat{
  font-size:10px;
  font-weight:700;
  letter-spacing:0.1em;
  text-transform:uppercase;
  color:var(--gold);
  margin-bottom:8px;
}
.ebook-body h3{font-size:19px;margin-bottom:10px;}
.ebook-body p{font-size:13px;color:var(--gray);margin-bottom:18px;flex:1;}
.ebook-price{
  font-size:13px;
  font-weight:700;
  color:var(--black);
  margin-bottom:14px;
}
.ebook-link{
  font-size:12px;
  font-weight:700;
  letter-spacing:0.08em;
  text-transform:uppercase;
  border-top:1px solid #e2dbc9;
  padding-top:14px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  width:100%;
  text-align:left;
}
.ebook-link.disabled{color:#b3a888;}

/* ---- ebook detail modal ---- */
.modal-overlay{
  display:none;
  position:fixed;
  inset:0;
  background:rgba(17,17,17,0.72);
  z-index:100;
  padding:32px 20px;
  overflow-y:auto;
  align-items:flex-start;
  justify-content:center;
}
.modal-overlay.open{display:flex;}
body.modal-open{overflow:hidden;}
.modal-panel{
  position:relative;
  background:var(--white);
  border:2px solid var(--black);
  max-width:760px;
  width:100%;
  margin:auto;
  box-shadow:14px 14px 0 rgba(0,0,0,0.5);
}
.modal-close{
  position:absolute;
  top:14px;
  right:14px;
  width:34px;
  height:34px;
  border:2px solid var(--black);
  background:var(--white);
  font-size:20px;
  line-height:1;
  cursor:pointer;
  z-index:2;
}
.modal-close:hover{background:var(--black);color:var(--cream);}
.modal-grid{
  display:grid;
  grid-template-columns:220px 1fr;
  gap:0;
}
.modal-cover{
  border-right:2px solid var(--black);
  background:var(--cream);
  aspect-ratio:3/4;
  overflow:hidden;
}
.modal-cover img{width:100%;height:100%;object-fit:cover;display:block;}
.modal-cover.placeholder{
  background:repeating-linear-gradient(45deg, #f4efe3, #f4efe3 10px, #eee5d2 10px, #eee5d2 20px);
  display:flex;
  align-items:center;
  justify-content:center;
  text-align:center;
  color:#a89a76;
  font-size:11px;
  font-weight:700;
  letter-spacing:0.08em;
  text-transform:uppercase;
  padding:16px;
}
.modal-info{padding:28px 30px;}
.modal-info h3{font-size:24px;margin-bottom:12px;}
.modal-info > p{font-size:14px;color:var(--gray);margin-bottom:22px;}
.modal-contents{margin-bottom:24px;}
.modal-contents .eyebrow{display:block;margin-bottom:10px;}
.modal-contents ul{list-style:none;}
.modal-contents li{
  font-size:13px;
  padding:8px 0;
  border-bottom:1px solid #e2dbc9;
}
.modal-contents li:first-child{border-top:1px solid #e2dbc9;}
.modal-footer{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  padding-top:18px;
  border-top:2px solid var(--black);
}
.modal-price{font-size:20px;font-weight:700;}
.modal-price span{
  display:block;
  font-size:11px;
  font-weight:700;
  letter-spacing:0.08em;
  text-transform:uppercase;
  color:var(--gray);
  margin-top:2px;
}

/* ---- logbook (free) form, inside modal ---- */
.logbook-form{display:flex;gap:0;}
.logbook-form input{
  flex:1;
  padding:12px 14px;
  border:2px solid var(--black);
  border-right:none;
  font-size:13px;
  font-family:inherit;
  background:var(--white);
}
.logbook-form button{
  padding:12px 20px;
  border:2px solid var(--black);
  background:var(--black);
  color:var(--cream);
  font-weight:700;
  font-size:11px;
  letter-spacing:0.08em;
  text-transform:uppercase;
  cursor:pointer;
  white-space:nowrap;
  font-family:inherit;
}
.logbook-form button:hover{background:var(--brick);border-color:var(--brick);}
.logbook-form button:disabled{opacity:0.6;cursor:not-allowed;}
.logbook-msg{font-size:12px;color:var(--gray);min-height:16px;}
.logbook-msg.ok{color:#4a7c3f;}
.logbook-msg.err{color:var(--brick);}

/* ---- newsletter form ---- */
.newsletter{background:var(--near-black);color:var(--cream);padding:70px 0;}
.newsletter-inner{
  display:flex;
  justify-content:space-between;
  align-items:flex-end;
  gap:40px;
  flex-wrap:wrap;
}
.newsletter h2{font-size:32px;margin-bottom:12px;}
.newsletter p{color:#c9c2b3;font-size:14px;max-width:420px;}
.newsletter-form{display:flex;gap:0;min-width:340px;flex:1;max-width:440px;}
.newsletter-form input{
  flex:1;
  padding:16px 18px;
  border:2px solid var(--cream);
  border-right:none;
  background:transparent;
  color:var(--cream);
  font-size:14px;
  font-family:inherit;
}
.newsletter-form input::placeholder{color:#8a8478;}
.newsletter-form input:focus{outline:none;background:rgba(255,255,255,0.04);}
.newsletter-form button{
  padding:16px 26px;
  border:2px solid var(--gold-light);
  background:var(--gold-light);
  color:var(--near-black);
  font-weight:700;
  font-size:12px;
  letter-spacing:0.08em;
  text-transform:uppercase;
  cursor:pointer;
  white-space:nowrap;
}
.newsletter-form button:hover{background:transparent;color:var(--gold-light);}
.newsletter-form button:disabled{opacity:0.6;cursor:not-allowed;}
.newsletter-msg{margin-top:14px;font-size:13px;font-weight:600;min-height:18px;}
.newsletter-msg.ok{color:var(--gold-light);}
.newsletter-msg.err{color:#e08a7a;}

/* ---- CTA ---- */
.cta{padding:100px 0;text-align:center;}
.cta h2{font-size:44px;margin-bottom:20px;}
.cta p{color:var(--gray);max-width:500px;margin:0 auto 36px;font-size:16px;}
.cta .btn-row{justify-content:center;}

/* ---- page header (ebooks/success pages) ---- */
.page-header{padding:70px 0 50px;border-bottom:2px solid var(--black);}
.page-header .eyebrow{display:block;margin-bottom:16px;}
.page-header h1{font-size:52px;margin-bottom:18px;}
.page-header p{color:var(--gray);font-size:16px;max-width:520px;}
.library{padding:70px 0 100px;}

/* ---- footer ---- */
footer{background:var(--near-black);color:var(--cream);padding:50px 0 26px;}
.footer-top{
  display:flex;
  justify-content:space-between;
  align-items:flex-start;
  padding-bottom:34px;
  border-bottom:1px solid #3a352d;
  flex-wrap:wrap;
  gap:24px;
}
.footer-logo{font-family:'Archivo Black';font-size:22px;text-transform:uppercase;}
.footer-logo span{color:var(--gold-light);}
.footer-tag{font-size:12px;color:#a49c8c;margin-top:8px;letter-spacing:0.06em;text-transform:uppercase;}
.footer-social{display:flex;gap:14px;}
.footer-social a{
  border:1px solid #4a453b;
  padding:10px 18px;
  font-size:11px;
  font-weight:700;
  letter-spacing:0.08em;
  text-transform:uppercase;
}
.footer-social a:hover{border-color:var(--gold-light);color:var(--gold-light);}
.footer-bottom{
  padding-top:22px;
  display:flex;
  justify-content:space-between;
  font-size:11px;
  color:#7a7364;
  letter-spacing:0.06em;
  text-transform:uppercase;
}

/* ---- success page ---- */
.success-box{
  max-width:560px;
  margin:0 auto;
  text-align:center;
  padding:80px 32px;
}
.success-box h1{font-size:40px;margin:18px 0;}
.success-box p{color:var(--gray);font-size:15px;margin-bottom:30px;}
.success-state{font-size:13px;font-weight:700;letter-spacing:0.08em;text-transform:uppercase;color:var(--gray);}

@media (max-width:860px){
  .hero-grid{grid-template-columns:1fr;}
  .cover-wrap{margin-top:40px;}
  .value-grid, .value-grid.cols-4{grid-template-columns:1fr;}
  .ebook-grid{grid-template-columns:1fr;}
  .hero h1{font-size:38px;}
  .navlinks{display:none;}
  .newsletter-inner{flex-direction:column;align-items:stretch;}
  .newsletter-form{max-width:none;}
  .modal-grid{grid-template-columns:1fr;}
  .modal-cover{border-right:none;border-bottom:2px solid var(--black);aspect-ratio:16/9;}
}