#books-header {
  padding: 120px 56px 56px;
  border-bottom: 1px solid var(--warm08);
}
.books-eyebrow {
  font-family: var(--mono); font-size: 9px;
  letter-spacing: .32em; text-transform: uppercase;
  color: var(--gold); margin-bottom: 20px;
  display: flex; align-items: center; gap: 14px;
}
.books-eyebrow::before { content: ''; width: 24px; height: 1px; background: var(--gold40); flex-shrink: 0; }
h1.books-title {
  font-family: var(--serif);
  font-size: clamp(52px, 8vw, 112px);
  font-weight: 900; line-height: .86; letter-spacing: -.03em;
}
h1.books-title .l1 { display: block; font-style: italic; color: var(--warm); }
h1.books-title .l2 { display: block; color: var(--warm60); padding-left: 6vw; }

#books-main { max-width: 1320px; margin: 0 auto; padding: 80px 56px 120px; }
.nav-logo a {
  color: white;
  text-decoration: none;
}
/* Feature book */
.book-feature {
  display: grid; grid-template-columns: 340px 1fr;
  gap: 80px; margin-bottom: 100px;
  align-items: start;
}

/* Couverture placeholder (remplacer par une vraie img si dispo) */
.book-cover-placeholder {
  aspect-ratio: 2/3;
  background: linear-gradient(145deg, #1a1408, #2a1f0a, #1a1408);
  border: 1px solid var(--gold40);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  padding: 40px 24px; text-align: center; gap: 16px;
  position: relative;
  box-shadow: 0 40px 80px rgba(0,0,0,.6), inset 0 1px 0 rgba(196,149,74,.15);
}
.book-cover-placeholder::before {
  content: '';
  position: absolute; inset: 8px;
  border: 1px solid rgba(196,149,74,.15);
  pointer-events: none;
}
.book-cover-title {
  font-family: var(--serif); font-size: 28px; font-weight: 700;
  font-style: italic; color: var(--warm); line-height: 1.1;
}
.book-cover-sub {
  font-family: var(--body); font-size: 13px; font-style: italic;
  color: var(--warm60); line-height: 1.5;
}
.book-cover-author {
  font-family: var(--mono); font-size: 9px; letter-spacing: .18em;
  text-transform: uppercase; color: var(--gold);
  margin-top: 16px; padding-top: 16px;
  border-top: 1px solid var(--gold40); width: 100%;
  text-align: center;
}

/* Body */
.book-meta { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 24px; }
.book-tag {
  font-family: var(--mono); font-size: 8.5px; letter-spacing: .18em;
  text-transform: uppercase; color: var(--gold);
  border: 1px solid var(--gold40); padding: 4px 10px;
}
h2.book-name {
  font-family: var(--serif); font-size: clamp(24px, 3vw, 40px);
  font-weight: 400; line-height: 1.15; letter-spacing: -.01em;
  margin-bottom: 8px;
}
h2.book-name em { font-style: italic; color: var(--warm60); font-size: .8em; }
.book-author {
  font-family: var(--mono); font-size: 10px; letter-spacing: .18em;
  text-transform: uppercase; color: var(--gold40); margin-bottom: 36px;
}

.book-desc p {
  font-size: 16px; line-height: 1.9; color: var(--warm60);
  margin-bottom: 16px;
}
.book-desc p strong { color: var(--warm); font-weight: 400; }

/* TOC */
.book-chapters { margin: 36px 0; padding: 28px; border: 1px solid var(--warm08); }
.book-chapters-label {
  font-family: var(--mono); font-size: 9px; letter-spacing: .2em;
  text-transform: uppercase; color: var(--gold); margin-bottom: 16px;
}
.book-toc { list-style: none; padding: 0; }
.book-toc li {
  font-family: var(--body); font-size: 14px; font-style: italic;
  color: var(--warm60); padding: 7px 0;
  border-bottom: 1px solid var(--warm08);
  display: flex; align-items: baseline; gap: 8px;
  counter-increment: toc;
}
.book-toc li:last-child { border-bottom: none; }
.book-toc li::before {
  content: counter(toc, decimal-leading-zero);
  font-family: var(--mono); font-size: 9px;
  color: rgba(196,149,74,.3); flex-shrink: 0;
}
.book-toc li span { font-size: 12px; color: rgba(240,230,210,.3); font-style: normal; }
.book-toc { counter-reset: toc; }

/* Actions */
.book-actions { display: flex; gap: 12px; margin-top: 36px; flex-wrap: wrap; }
.book-cta {
  font-family: var(--mono); font-size: 9px; letter-spacing: .2em;
  text-transform: uppercase; padding: 13px 24px;
  text-decoration: none; transition: background .3s, color .3s;
  display: inline-flex; align-items: center; gap: 10px;
}
.book-cta--primary { background: var(--gold10); color: var(--gold); border: 1px solid var(--gold40); }
.book-cta--primary:hover { background: var(--gold); color: var(--ink); }
.book-cta--secondary { color: var(--warm60); border: 1px solid var(--warm08); }
.book-cta--secondary:hover { border-color: var(--warm20); color: var(--warm); }

/* Citation */
.book-quote {
  border-left: 2px solid var(--gold40);
  padding: 32px 48px;
  margin: 0 0 80px;
  background: rgba(196,149,74,.03);
}
.book-quote p {
  font-family: var(--serif); font-size: clamp(18px, 2.5vw, 28px);
  font-style: italic; font-weight: 300; line-height: 1.5;
  color: rgba(240,230,210,.7); margin-bottom: 16px;
}
.book-quote cite {
  font-family: var(--mono); font-size: 9px; letter-spacing: .18em;
  text-transform: uppercase; color: rgba(240,230,210,.3);
  font-style: normal;
}

/* Auteur */
.book-author-section {
  border-top: 1px solid var(--warm08);
  padding-top: 64px;
}
.book-author-inner { max-width: 680px; }
h2.book-author-name {
  font-family: var(--serif); font-size: clamp(24px, 3vw, 40px);
  font-weight: 400; font-style: italic; margin-bottom: 20px;
}
.book-author-bio {
  font-size: 16px; line-height: 1.9; color: var(--warm60); margin-bottom: 20px;
}
.book-author-contact a {
  font-family: var(--mono); font-size: 10px; letter-spacing: .15em;
  color: var(--gold); text-decoration: none;
}
.book-author-contact a:hover { text-decoration: underline; }

.nav-active { color: var(--gold) !important; }

@media (max-width: 900px) {
  #books-header { padding: 100px 24px 40px; }
  #books-main { padding: 48px 24px 80px; }
  .book-feature { grid-template-columns: 1fr; gap: 40px; }
  .book-cover-placeholder { max-width: 280px; }
  .book-quote { padding: 24px; }
}