/* ============================================================
   Ekuala Ebele — site officiel
   Design system
   ============================================================ */

:root{
  --cream: #F5F0E4;
  --cream-alt: #FBF8F0;
  --paper: #FFFDF8;
  --ink: #211D16;
  --ink-soft: #4A4335;
  --muted: #766C5A;
  --line: #E3DAC5;
  --terracotta: #AE3B2A;
  --terracotta-dark: #8E2E20;
  --forest: #3C5A34;
  --forest-dark: #16281B;
  --gold: #C69A44;
  --gold-light: #E4C77A;
  --shadow-sm: 0 2px 10px rgba(33,29,22,.06);
  --shadow-md: 0 12px 34px rgba(33,29,22,.12);
  --shadow-lg: 0 24px 60px rgba(22,40,27,.22);
  --radius: 4px;
  --radius-lg: 10px;
  --maxw: 1180px;
  --serif: 'Fraunces', 'Georgia', serif;
  --sans: 'Work Sans', 'Helvetica Neue', Arial, sans-serif;
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
/* Filet de sécurité : la page ne doit jamais pouvoir défiler horizontalement,
   quel que soit le contenu (titre long, bouton au texte long, etc.).
   "overflow-x: hidden" sur html/body a l'effet de bord de casser
   "position: sticky" sur le menu (l'élément devient scrollable et le
   contexte de collage change) : on utilise "clip", qui bloque le
   débordement sans créer de zone de défilement propre — le menu reste
   sticky. La ligne "hidden" reste en repli pour les tout vieux
   navigateurs qui ne connaissent pas "clip" (ignorée par les autres). */
html, body{ overflow-x: hidden; overflow-x: clip; max-width: 100%; }
body{
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img{ max-width: 100%; display: block; }
a{ color: inherit; text-decoration: none; }
h1, h2, h3, h4{
  font-family: var(--serif);
  font-weight: 600;
  line-height: 1.15;
  margin: 0 0 .5em;
  color: var(--forest-dark);
  letter-spacing: -0.01em;
  overflow-wrap: break-word;
}
p{ margin: 0 0 1.1em; }
.container{
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 28px;
}
section{ padding: 88px 0; }
@media (max-width: 720px){
  section{ padding: 56px 0; }
  .container{ padding: 0 20px; }
}

.eyebrow{
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--sans);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--terracotta);
  margin-bottom: 16px;
}
.eyebrow::before{
  content: "";
  width: 26px; height: 1.5px;
  background: var(--terracotta);
  display: inline-block;
}
.eyebrow.on-dark{ color: var(--gold-light); }
.eyebrow.on-dark::before{ background: var(--gold-light); }

.lede{ font-size: 19px; color: var(--ink-soft); max-width: 62ch; }
.center{ text-align: center; margin-left: auto; margin-right: auto; }

/* ---------- Buttons ---------- */
.btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 15px 30px;
  border-radius: 3px;
  font-family: var(--sans);
  font-weight: 600;
  font-size: 14.5px;
  letter-spacing: .02em;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform .15s ease, box-shadow .15s ease, background-color .15s ease, color .15s ease, border-color .15s ease;
  text-align: center;
}
.btn:hover{ transform: translateY(-1px); }
.btn-primary{ background: var(--terracotta); color: #fff; box-shadow: var(--shadow-sm); }
.btn-primary:hover{ background: var(--terracotta-dark); box-shadow: var(--shadow-md); }
.btn-gold{ background: var(--gold); color: var(--forest-dark); box-shadow: var(--shadow-sm); }
.btn-gold:hover{ background: var(--gold-light); box-shadow: var(--shadow-md); }
.btn-outline{ background: transparent; border-color: currentColor; color: var(--forest-dark); }
.btn-outline:hover{ background: var(--forest-dark); color: #fff; }
.btn-outline.on-dark{ color: #fff; }
.btn-outline.on-dark:hover{ background: #fff; color: var(--forest-dark); }
.btn-ghost{ background: rgba(255,255,255,.12); color: #fff; border-color: rgba(255,255,255,.4); }
.btn-ghost:hover{ background: #fff; color: var(--forest-dark); }
.btn-block{ width: 100%; }
.btn-lg{ padding: 17px 34px; font-size: 15.5px; }
.btn[disabled]{ opacity: .5; cursor: not-allowed; transform: none !important; }

/* ---------- Header ---------- */
.site-header{
  position: sticky; top: 0; z-index: 100;
  background: rgba(245,240,228,.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.site-header .container{
  display: flex; align-items: center; justify-content: space-between;
  height: 84px;
}
.brand{ display: flex; align-items: center; gap: 12px; }
.brand-mark{
  width: 40px; height: 40px; border-radius: 50%;
  background: var(--forest-dark);
  border: 1.5px solid var(--gold);
  color: var(--gold);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--serif); font-size: 18px; font-weight: 600;
}
.brand-text{ display: flex; flex-direction: column; line-height: 1.15; }
.brand-text strong{ font-family: var(--serif); font-size: 17px; color: var(--forest-dark); }
.brand-text span{ font-size: 10.5px; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }

.nav{ display: flex; align-items: center; gap: 36px; }
.nav a{
  font-size: 14px; font-weight: 500; color: var(--ink-soft);
  position: relative; padding: 4px 0;
}
.nav a:hover{ color: var(--terracotta); }
.nav a.active{ color: var(--forest-dark); font-weight: 600; }
.nav a.active::after{
  content: ""; position: absolute; left: 0; right: 0; bottom: -4px; height: 2px; background: var(--terracotta);
}
.nav-cta{ display: flex; align-items: center; gap: 22px; }
.nav-toggle{
  display: none; width: 40px; height: 40px; border-radius: 50%;
  border: 1px solid var(--line); background: var(--paper);
  align-items: center; justify-content: center; cursor: pointer;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after{
  content: ""; display: block; width: 16px; height: 1.5px; background: var(--ink); position: relative;
  transition: transform .2s ease, opacity .2s ease;
}
.nav-toggle span::before{ position: absolute; top: -5px; }
.nav-toggle span::after{ position: absolute; top: 5px; }

@media (max-width: 900px){
  .nav{
    position: fixed; top: 84px; left: 0; right: 0;
    height: calc(100vh - 84px); height: calc(100dvh - 84px);
    background: var(--cream-alt);
    flex-direction: column; align-items: flex-start; gap: 0;
    padding: 10px 28px 30px; transform: translateY(-8px);
    opacity: 0; visibility: hidden; transition: opacity .2s ease, transform .2s ease, visibility .2s;
    overflow-y: auto; border-top: 1px solid var(--line);
  }
  body.nav-open .nav{ opacity: 1; visibility: visible; transform: translateY(0); }
  .nav a{ width: 100%; padding: 14px 0; border-bottom: 1px solid var(--line); font-size: 16px; }
  .nav-cta{ flex-direction: column; align-items: stretch; width: 100%; margin-top: 18px; gap: 12px; }
  .nav-toggle{ display: flex; }
}

/* ---------- Hero ---------- */
.hero{
  position: relative;
  background: var(--forest-dark);
  color: #fff;
  overflow: hidden;
}
.hero-grid{
  display: grid; grid-template-columns: 1.05fr .95fr; align-items: center; gap: 40px;
  min-height: 640px;
  padding: 70px 0;
}
.hero-copy h1{ color: #fff; font-size: clamp(34px, 4.4vw, 58px); margin-bottom: 20px; }
.hero-copy .lede{ color: rgba(255,255,255,.82); font-size: 18.5px; }
.hero-actions{ display: flex; gap: 14px; flex-wrap: wrap; margin-top: 32px; }
.hero-meta{ display: flex; gap: 28px; margin-top: 46px; flex-wrap: wrap; }
.hero-meta div{ border-left: 2px solid var(--gold); padding-left: 14px; }
.hero-meta strong{ display: block; font-family: var(--serif); font-size: 20px; color: var(--gold-light); }
.hero-meta span{ font-size: 12.5px; color: rgba(255,255,255,.65); }
.hero-visual{ position: relative; }
.hero-visual img{
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 100%; height: 100%; object-fit: cover;
  aspect-ratio: 3/2;
}
.hero-visual .float-card{
  position: absolute; left: -26px; bottom: -26px;
  background: var(--paper); color: var(--ink);
  border-radius: var(--radius-lg); box-shadow: var(--shadow-lg);
  padding: 16px 20px; display: flex; align-items: center; gap: 14px;
  max-width: 260px;
}
.hero-visual .float-card img{ width: 52px; height: auto; border-radius: 3px; box-shadow: none; aspect-ratio: auto; }
.hero-visual .float-card strong{ font-family: var(--serif); font-size: 14.5px; display:block; }
.hero-visual .float-card span{ font-size: 12px; color: var(--muted); }
@media (max-width: 900px){
  .hero-grid{ grid-template-columns: 1fr; padding: 40px 0 60px; min-height: auto; }
  .hero-visual{ order: -1; }
  .hero-visual .float-card{ left: 14px; bottom: -20px; }
}

.page-hero{
  background: var(--forest-dark); color: #fff; padding: 150px 0 70px;
  position: relative;
}
.page-hero h1{ color: #fff; font-size: clamp(30px, 4vw, 46px); }
.page-hero .lede{ color: rgba(255,255,255,.78); }
.breadcrumb{ font-size: 12.5px; color: rgba(255,255,255,.55); margin-bottom: 18px; letter-spacing: .04em; }
.breadcrumb a{ color: rgba(255,255,255,.85); }
.breadcrumb a:hover{ color: var(--gold-light); }

/* ---------- Sections generic ---------- */
.section-head{ max-width: 680px; margin: 0 0 48px; }
.section-head.center{ margin-left: auto; margin-right: auto; text-align: center; }
.bg-alt{ background: var(--cream-alt); }
.bg-dark{ background: var(--forest-dark); color: #fff; }
.bg-dark h2, .bg-dark h3{ color: #fff; }
.bg-dark .muted{ color: rgba(255,255,255,.65); }

.grid-2{ display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.grid-3{ display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.grid-4{ display: grid; grid-template-columns: repeat(4, 1fr); gap: 26px; }
@media (max-width: 900px){
  .grid-2{ grid-template-columns: 1fr; gap: 34px; }
  .grid-3{ grid-template-columns: 1fr 1fr; }
  .grid-4{ grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px){
  .grid-3{ grid-template-columns: 1fr; }
  .grid-4{ grid-template-columns: 1fr; }
}

.muted{ color: var(--muted); }
.divider{ height: 1px; background: var(--line); border: 0; margin: 0; }

/* ---------- Cards ---------- */
.card{
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-sm);
}
.card-photo{ border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-md); }
.card-photo img{ aspect-ratio: 4/5; object-fit: cover; }

.quote-block{
  border-left: 3px solid var(--gold);
  padding: 6px 0 6px 26px;
  font-family: var(--serif);
  font-size: 21px;
  font-style: italic;
  color: var(--forest-dark);
  line-height: 1.5;
}

/* ---------- Pricing offers ---------- */
.offer{
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 40px 34px;
  box-shadow: var(--shadow-sm);
  display: flex; flex-direction: column; height: 100%;
  position: relative;
}
.offer.featured{
  border-color: var(--gold);
  box-shadow: var(--shadow-md);
  background: linear-gradient(180deg, #fff, var(--cream-alt));
}
.offer .tag{
  position: absolute; top: -13px; right: 28px;
  background: var(--terracotta); color: #fff;
  font-size: 11.5px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase;
  padding: 6px 14px; border-radius: 20px;
}
.offer h3{ font-size: 22px; margin-bottom: 4px; }
.offer .price{ font-family: var(--serif); font-size: 44px; color: var(--terracotta); margin: 14px 0 4px; }
.offer .price sup{ font-size: 16px; font-weight: 600; }
.offer .price small{ font-size: 15px; font-family: var(--sans); color: var(--muted); font-weight: 500; }
.offer ul{ list-style: none; padding: 0; margin: 22px 0 30px; flex: 1; }
.offer li{ display: flex; gap: 10px; padding: 9px 0; border-top: 1px dashed var(--line); font-size: 14.8px; color: var(--ink-soft); }
.offer li:first-child{ border-top: 0; }
.offer li::before{ content: "✓"; color: var(--forest); font-weight: 700; }

/* ---------- Payment methods ---------- */
.pay-methods{ display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
@media (max-width: 720px){ .pay-methods{ grid-template-columns: 1fr; } }
.pay-card{
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 26px; text-align: center;
}
.pay-card .dot{
  width: 52px; height: 52px; border-radius: 50%; margin: 0 auto 14px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--serif); font-weight: 700; font-size: 18px; color: #fff;
}
.pay-card h4{ margin-bottom: 6px; font-size: 16.5px; }
.pay-card .num{ font-family: var(--serif); font-size: 18px; color: var(--forest-dark); margin: 8px 0 2px; }
.pay-card.disabled{ opacity: .58; }
.pay-card.disabled .badge{
  display:inline-block; margin-top:10px; font-size:11px; letter-spacing:.08em; text-transform:uppercase;
  background: var(--cream-alt); border:1px solid var(--line); padding:4px 10px; border-radius: 20px; color: var(--muted);
}

/* ---------- Steps ---------- */
.steps{ counter-reset: step; display: grid; grid-template-columns: repeat(4,1fr); gap: 24px; }
@media (max-width: 900px){ .steps{ grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px){ .steps{ grid-template-columns: 1fr; } }
.step{ position: relative; padding-top: 8px; }
.step::before{
  counter-increment: step; content: counter(step);
  width: 42px; height: 42px; border-radius: 50%;
  background: var(--forest-dark); color: var(--gold-light);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--serif); font-size: 18px; margin-bottom: 16px;
}
.step h4{ font-size: 16px; margin-bottom: 6px; color: var(--forest-dark); }
.step p{ font-size: 14.5px; color: var(--muted); margin: 0; }

/* ---------- Form ---------- */
.form-card{ background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 40px; box-shadow: var(--shadow-sm); }
.field{ margin-bottom: 20px; }
.field label{ display: block; font-size: 13px; font-weight: 600; margin-bottom: 7px; color: var(--forest-dark); }
.field input, .field select, .field textarea{
  width: 100%; padding: 13px 15px; border: 1px solid var(--line); border-radius: 3px;
  background: #fff; font-family: var(--sans); font-size: 14.5px; color: var(--ink);
}
.field input:focus, .field select:focus, .field textarea:focus{ outline: 2px solid var(--gold); outline-offset: 1px; }
.field-row{ display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 560px){ .field-row{ grid-template-columns: 1fr; } }
.form-actions{ display: flex; gap: 12px; flex-wrap: wrap; margin-top: 6px; }
.form-note{ font-size: 12.5px; color: var(--muted); margin-top: 14px; }
#orderStatus{ margin-top: 16px; padding: 14px 16px; border-radius: 4px; font-size: 14px; display: none; }
#orderStatus.ok{ display: block; background: #EAF2E7; border: 1px solid var(--forest); color: var(--forest-dark); }
#orderStatus.err{ display: block; background: #FBEAE7; border: 1px solid var(--terracotta); color: var(--terracotta-dark); }

/* ---------- TOC / Sommaire ---------- */
.toc-list{ column-count: 2; column-gap: 46px; }
@media (max-width: 720px){ .toc-list{ column-count: 1; } }
.toc-item{ break-inside: avoid; padding: 14px 0; border-top: 1px solid var(--line); display: flex; gap: 14px; }
.toc-item:last-child{ border-bottom: 1px solid var(--line); }
.toc-num{ font-family: var(--serif); color: var(--gold); font-weight: 600; font-size: 15px; min-width: 30px; }
.toc-text strong{ display: block; font-size: 14.8px; color: var(--forest-dark); font-family: var(--serif); }
.toc-text span{ font-size: 12.8px; color: var(--muted); font-style: italic; }

/* ---------- Books grid (bibliography) ---------- */
.book-card{ display: flex; flex-direction: column; }
.book-card .cover{
  border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-md); margin-bottom: 18px;
  aspect-ratio: 3/4.4; background: var(--cream-alt);
}
.book-card .cover img{ width: 100%; height: 100%; object-fit: cover; }
.book-card .cover.placeholder{
  display: flex; align-items: center; justify-content: center; padding: 20px; text-align: center;
  background: linear-gradient(160deg, var(--forest-dark), #24402c);
  color: var(--gold-light); font-family: var(--serif); font-size: 15px; line-height: 1.4;
}
.book-card h3{ font-size: 16.5px; margin-bottom: 4px; }
.book-card .meta{ font-size: 12.8px; color: var(--muted); margin-bottom: 12px; }
.book-card .status{
  display: inline-block; font-size: 11px; letter-spacing: .06em; text-transform: uppercase;
  background: var(--cream-alt); border: 1px solid var(--line); color: var(--muted);
  padding: 5px 10px; border-radius: 20px; margin-bottom: 12px; width: fit-content;
}

/* ---------- Footer ---------- */
.site-footer{ background: var(--forest-dark); color: rgba(255,255,255,.82); padding: 70px 0 26px; }
.footer-grid{ display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 44px; margin-bottom: 50px; }
@media (max-width: 900px){ .footer-grid{ grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px){ .footer-grid{ grid-template-columns: 1fr; } }
.site-footer h5{ color: var(--gold-light); font-family: var(--sans); font-size: 12.5px; letter-spacing: .12em; text-transform: uppercase; margin-bottom: 18px; font-weight: 700; }
.site-footer a{ color: rgba(255,255,255,.75); }
.site-footer a:hover{ color: #fff; }
.site-footer ul{ list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 11px; font-size: 14.5px; }
.footer-brand p{ color: rgba(255,255,255,.65); font-size: 14px; max-width: 34ch; }
.footer-bottom{
  border-top: 1px solid rgba(255,255,255,.14); padding-top: 26px;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px;
  font-size: 12.5px; color: rgba(255,255,255,.5);
}

/* ---------- Misc ---------- */
.badge-list{ display:flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.badge-list span{
  font-size: 12.5px; border: 1px solid var(--line); padding: 7px 14px; border-radius: 20px; color: var(--ink-soft);
  background: var(--paper);
}
.stat-row{ display: flex; gap: 46px; flex-wrap: wrap; }
.stat-row div strong{ display:block; font-family: var(--serif); font-size: 30px; color: var(--forest-dark); }
.stat-row div span{ font-size: 12.5px; color: var(--muted); letter-spacing:.03em; }

/* Content is always fully visible — no scroll-triggered hiding, so the
   page reads correctly with JS disabled, slow, or blocked (crawlers,
   print, screenshots, any browser). main.js still adds a subtle one-off
   fade for whichever section is on screen at load time, nothing more. */
.reveal{ opacity: 1; transform: none; }
.reveal.pending{ opacity: 0; transform: translateY(14px); transition: opacity .5s ease, transform .5s ease; }
.reveal.in{ opacity: 1; transform: translateY(0); }

.gallery{ display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
@media (max-width: 720px){ .gallery{ grid-template-columns: 1fr 1fr; } }
.gallery img{ border-radius: var(--radius); box-shadow: var(--shadow-sm); aspect-ratio: 3/4; object-fit: cover; }

.cta-band{
  background: linear-gradient(120deg, var(--forest-dark), #26432f);
  color: #fff; border-radius: var(--radius-lg); padding: 56px;
  display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap;
}
.cta-band h3{ color: #fff; font-size: 26px; margin-bottom: 8px; }
.cta-band p{ color: rgba(255,255,255,.75); margin: 0; }