/* ============================================================
   À CHAQUE LANGUE, SA BIBLE — Feuille de style principale
   Esthétique : Or sur Noir — Élégance africaine & spirituelle
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,600;0,700;1,300;1,400&family=Cinzel:wght@400;600;700&family=Lato:wght@300;400;700&display=swap');

/* ─── Variables ─── */
:root {
  --gold:        #C9A84C;
  --gold-light:  #E8C97A;
  --gold-pale:   #f5e6b8;
  --gold-dim:    #7a6330;
  --black:       #0A0A0A;
  --black-deep:  #050505;
  --black-soft:  #111111;
  --black-card:  #161616;
  --black-border:#1e1e1e;
  --white:       #F5F0E8;
  --white-dim:   #b8b0a0;
  --font-title:  'Cinzel', serif;
  --font-body:   'Cormorant Garamond', serif;
  --font-ui:     'Lato', sans-serif;
  --transition:  0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --radius:      2px;
  --shadow:      0 8px 40px rgba(0,0,0,0.6);
  --glow:        0 0 20px rgba(201,168,76,0.15);
}

/* ─── Reset & Base ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background-color: var(--black);
  color: var(--white);
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 1.1rem;
  line-height: 1.8;
  min-height: 100vh;
  overflow-x: hidden;
}

/* ─── Scrollbar ─── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--black-deep); }
::-webkit-scrollbar-thumb { background: var(--gold-dim); border-radius: 3px; }

/* ─── Typography ─── */
h1, h2, h3, h4 {
  font-family: var(--font-title);
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--gold);
  line-height: 1.3;
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.5rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.8rem); }
h4 { font-size: 1.1rem; font-weight: 600; }

p { margin-bottom: 1.2em; color: var(--white); }
em { color: var(--gold-light); font-style: italic; }
strong { color: var(--gold-light); font-weight: 600; }

a {
  color: var(--gold);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover { color: var(--gold-light); }

/* ─── Ornement séparateur ─── */
.ornament {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin: 2rem auto;
  max-width: 300px;
  justify-content: center;
}
.ornament::before,
.ornament::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--gold-dim));
}
.ornament::after {
  background: linear-gradient(to left, transparent, var(--gold-dim));
}
.ornament span {
  color: var(--gold);
  font-size: 1.2rem;
  flex-shrink: 0;
}

/* ─── Navigation ─── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(5,5,5,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gold-dim);
  transition: all var(--transition);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  height: 70px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-title);
  font-size: 0.85rem;
  color: var(--gold);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  line-height: 1.3;
  max-width: 260px;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 2.5rem;
  align-items: center;
}

.nav-links a {
  font-family: var(--font-ui);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--white-dim);
  transition: color var(--transition);
  position: relative;
  padding-bottom: 4px;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--gold);
  transition: width var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--gold);
}
.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

/* ─── Hamburger mobile ─── */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 1px;
  background: var(--gold);
  transition: all var(--transition);
}
.nav-toggle.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ─── Section commune ─── */
section {
  padding: 6rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.section-label {
  font-family: var(--font-ui);
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--gold-dim);
  margin-bottom: 1rem;
}

.section-title {
  margin-bottom: 0.5rem;
}

/* ─── Boutons ─── */
.btn {
  display: inline-block;
  font-family: var(--font-ui);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 0.9rem 2.4rem;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all var(--transition);
  font-weight: 700;
}

.btn-primary {
  background: var(--gold);
  color: var(--black-deep);
  border: 1px solid var(--gold);
}
.btn-primary:hover {
  background: var(--gold-light);
  color: var(--black-deep);
  border-color: var(--gold-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(201,168,76,0.3);
}

.btn-outline {
  background: transparent;
  color: var(--gold);
  border: 1px solid var(--gold-dim);
}
.btn-outline:hover {
  border-color: var(--gold);
  background: rgba(201,168,76,0.06);
  transform: translateY(-2px);
}

/* ─── Carte ─── */
.card {
  background: var(--black-card);
  border: 1px solid var(--black-border);
  border-radius: var(--radius);
  padding: 2.5rem;
  transition: all var(--transition);
}
.card:hover {
  border-color: var(--gold-dim);
  box-shadow: var(--glow);
  transform: translateY(-4px);
}

/* ─── Hero commun ─── */
.page-hero {
  min-height: 40vh;
  display: flex;
  align-items: center;
  padding: 120px 2rem 4rem;
  background: linear-gradient(180deg, rgba(201,168,76,0.04) 0%, transparent 100%);
  border-bottom: 1px solid var(--black-border);
  text-align: center;
}
.page-hero-inner {
  max-width: 700px;
  margin: 0 auto;
}

/* ─── Footer ─── */
footer {
  background: var(--black-deep);
  border-top: 1px solid var(--black-border);
  padding: 4rem 2rem 2rem;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--black-border);
}

.footer-brand h3 {
  font-size: 1rem;
  margin-bottom: 0.8rem;
}
.footer-brand p {
  font-size: 0.9rem;
  color: var(--white-dim);
}

.footer-nav h4 {
  color: var(--gold);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 1.2rem;
}
.footer-nav ul { list-style: none; }
.footer-nav li { margin-bottom: 0.6rem; }
.footer-nav a {
  color: var(--white-dim);
  font-size: 0.9rem;
  font-family: var(--font-ui);
  transition: color var(--transition);
}
.footer-nav a:hover { color: var(--gold); }

.footer-bottom {
  max-width: 1200px;
  margin: 2rem auto 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--white-dim);
  font-family: var(--font-ui);
}

/* ─── Animations ─── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes shimmer {
  0%   { background-position: -200% center; }
  100% { background-position: 200% center; }
}

.animate-up {
  animation: fadeUp 0.8s ease forwards;
  opacity: 0;
}
.delay-1 { animation-delay: 0.15s; }
.delay-2 { animation-delay: 0.3s; }
.delay-3 { animation-delay: 0.45s; }
.delay-4 { animation-delay: 0.6s; }

/* ─── Texte or brillant ─── */
.gold-shimmer {
  background: linear-gradient(90deg, var(--gold-dim), var(--gold-light), var(--gold-dim));
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: shimmer 4s linear infinite;
}

/* ─── Ligne dorée décorative ─── */
.gold-line {
  width: 60px;
  height: 2px;
  background: linear-gradient(to right, var(--gold), transparent);
  margin: 1.5rem 0;
}

/* ─── Formulaire ─── */
.form-group {
  margin-bottom: 1.8rem;
}
.form-group label {
  display: block;
  font-family: var(--font-ui);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold-dim);
  margin-bottom: 0.6rem;
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  background: var(--black-card);
  border: 1px solid var(--black-border);
  border-radius: var(--radius);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 0.9rem 1.2rem;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--gold-dim);
  box-shadow: 0 0 0 3px rgba(201,168,76,0.08);
}
.form-group textarea { resize: vertical; min-height: 140px; }

/* ─── Responsive ─── */
@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--black-deep);
    flex-direction: column;
    padding: 2rem;
    gap: 1.5rem;
    border-bottom: 1px solid var(--black-border);
    transform: translateY(-110%);
    transition: transform var(--transition);
  }
  .nav-links.open { transform: translateY(0); }
  .nav-toggle { display: flex; }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 0.8rem;
    text-align: center;
  }
  section { padding: 4rem 1.5rem; }
}