/* ============================================================
   THE BILINGUAL EXECUTIVE — Feuille de style principale
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,400;0,500;0,600;1,400;1,500&family=DM+Sans:wght@300;400;500&display=swap');

/* --- Variables --- */
:root {
  --gold: #B8973A;
  --gold-light: #D4AF65;
  --gold-pale: #EDD98A;
  --navy: #0E1C30;
  --navy-mid: #1A2E48;
  --ivory: #FAF8F3;
  --ivory-dark: #F0EDE4;
  --text-dark: #0E1C30;
  --text-mid: #4A5568;
  --text-light: #8B95A5;
  --border-gold: rgba(184,151,58,0.28);
}

/* --- Reset --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: 'DM Sans', sans-serif; background: var(--ivory); color: var(--text-dark); overflow-x: hidden; }
img { max-width: 100%; display: block; }
a { text-decoration: none; }
button { cursor: pointer; font-family: 'DM Sans', sans-serif; }

/* --- Typographie commune --- */
.section-tag {
  font-size: 11px; font-weight: 500; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--gold);
  margin-bottom: 0.8rem; display: block;
}
.section-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: 38px; font-weight: 500; line-height: 1.2;
  color: var(--navy); margin-bottom: 1rem;
}
.section-title em { font-style: italic; }
.section-sub {
  font-size: 15px; font-weight: 300; line-height: 1.8;
  color: var(--text-mid);
}
.section { padding: 5rem 3rem; }

/* --- Boutons --- */
.btn-primary {
  background: var(--gold); color: #fff;
  font-size: 13px; font-weight: 500; letter-spacing: 0.07em;
  text-transform: uppercase; padding: 0.9rem 2rem;
  border: none; border-radius: 2px; transition: background 0.2s;
}
.btn-primary:hover { background: var(--gold-light); }
.btn-outline-gold {
  background: transparent; color: var(--gold-pale);
  font-size: 13px; font-weight: 400; letter-spacing: 0.05em;
  padding: 0.9rem 1.6rem;
  border: 1.5px solid rgba(212,175,101,0.5);
  border-radius: 2px; transition: all 0.2s;
}
.btn-outline-gold:hover { border-color: var(--gold-light); background: rgba(212,175,101,0.1); color: #fff; }
.btn-white {
  background: transparent; color: #fff;
  font-size: 13px; font-weight: 400; padding: 0.9rem 1.8rem;
  border: 1.5px solid rgba(255,255,255,0.35);
  border-radius: 2px; transition: all 0.2s;
}
.btn-white:hover { border-color: #fff; background: rgba(255,255,255,0.08); }
.btn-navy {
  background: var(--navy); color: #fff;
  font-size: 13px; font-weight: 500; letter-spacing: 0.07em;
  text-transform: uppercase; padding: 0.9rem 2rem;
  border: none; border-radius: 2px; transition: background 0.2s;
}
.btn-navy:hover { background: var(--navy-mid); }

/* ============================================================
   NAVIGATION
   ============================================================ */
.nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.2rem 3rem;
  background: var(--navy);
  border-bottom: 1px solid var(--border-gold);
  position: relative; z-index: 100;
}
.nav-logo {
  font-family: 'Cormorant Garamond', serif;
  font-size: 20px; font-weight: 600; color: var(--gold-light);
  letter-spacing: 0.04em;
}
.nav-logo span { color: #fff; font-weight: 400; }
.nav-links { display: flex; gap: 2rem; align-items: center; }
.nav-links a {
  font-size: 13px; color: rgba(255,255,255,0.7);
  letter-spacing: 0.06em; text-transform: uppercase;
  transition: color 0.2s;
}
.nav-links a:hover, .nav-links a.active { color: var(--gold-pale); }
.nav-cta {
  color: var(--gold-pale) !important;
  border: 1px solid rgba(212,175,101,0.45);
  padding: 0.5rem 1.2rem; border-radius: 2px;
}
.nav-cta:hover { background: rgba(212,175,101,0.12) !important; }

/* Hamburger */
.nav-toggle {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; padding: 4px;
}
.nav-toggle span {
  display: block; width: 24px; height: 2px;
  background: rgba(255,255,255,0.8); border-radius: 2px;
  transition: all 0.3s;
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: #080F1A;
  padding: 2.5rem 3rem;
  display: flex; align-items: center; justify-content: space-between;
  border-top: 1px solid rgba(184,151,58,0.15);
}
.footer-logo {
  font-family: 'Cormorant Garamond', serif;
  font-size: 17px; font-weight: 500; color: var(--gold-light);
}
.footer-links { display: flex; gap: 2rem; }
.footer-links a {
  font-size: 12px; color: rgba(255,255,255,0.4);
  letter-spacing: 0.06em; transition: color 0.2s;
}
.footer-links a:hover { color: var(--gold); }
.footer-copy { font-size: 12px; color: rgba(255,255,255,0.3); }

/* ============================================================
   RESPONSIVE — MOBILE (≤ 768px)
   ============================================================ */
@media (max-width: 768px) {

  /* Sections */
  .section { padding: 3rem 1.5rem; }
  .section-title { font-size: 28px; }
  .section-sub { font-size: 14px; }

  /* Nav */
  .nav { padding: 1rem 1.5rem; }
  .nav-toggle { display: flex; }
  .nav-links {
    display: none; flex-direction: column; gap: 0;
    position: absolute; top: 100%; left: 0; right: 0;
    background: var(--navy);
    border-top: 1px solid var(--border-gold);
    border-bottom: 1px solid var(--border-gold);
    padding: 1rem 0;
  }
  .nav-links.open { display: flex; }
  .nav-links a {
    padding: 0.9rem 1.5rem; width: 100%;
    border-bottom: 1px solid rgba(255,255,255,0.05);
  }
  .nav-links a:last-child { border-bottom: none; }
  .nav-cta { border: none; border-radius: 0; }

  /* Boutons */
  .btn-primary, .btn-outline-gold, .btn-white, .btn-navy {
    width: 100%; text-align: center; display: block;
  }
  .hero-btns { flex-direction: column; gap: 0.8rem; }
  .cta-btns { flex-direction: column; align-items: center; gap: 0.8rem; }

  /* Footer */
  .footer {
    flex-direction: column; gap: 1.5rem;
    text-align: center; padding: 2rem 1.5rem;
  }
  .footer-links { flex-wrap: wrap; justify-content: center; gap: 1rem; }
}

@media (max-width: 480px) {
  .section-title { font-size: 24px; }
  .nav-logo { font-size: 17px; }
}