/* ============================================================
   Header — Figma 8:4254 · 1920 × 78 · conteneur 1280 × 50 à y 28
   position absolue : superposé au hero, il n'ajoute pas de hauteur
   ============================================================ */
.site-header {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 10;
  background: var(--c-navy);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header-h);
  padding-top: 28px;
  padding-bottom: 0;
}

/* Logo 225 × 50 */
.nav__brand { display: flex; align-items: center; flex-shrink: 0; }
.nav__brand img { width: 225px; height: 50px; object-fit: contain; object-position: left center; }

/* Menu : items 39 de haut, gap 8, padding interne 16/4 */
.nav__menu { display: flex; align-items: center; gap: var(--sp-8); margin-left: 25px; }
.nav__link {
  display: flex;
  align-items: center;
  padding: 4px 24px 4px 16px;
  border-radius: var(--r-pill);
  font-size: var(--fs-lead);
  font-weight: 400;
  line-height: var(--lh-lead);
  text-transform: uppercase;
  color: var(--c-white);
  white-space: nowrap;
  transition: background-color 0.2s ease, color 0.2s ease;
}
.nav__link:hover { background: rgba(255, 255, 255, 0.12); }

.nav__end { display: flex; align-items: center; margin-left: auto; }
/* Pilule blanche 259 × 50 */
.nav__cta { background: var(--c-white); color: var(--c-navy); }

/* Burger */
.nav__burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
}
.nav__burger span {
  display: block;
  width: 26px;
  height: 2px;
  border-radius: 2px;
  background: var(--c-white);
  transition: transform 0.3s var(--ease-out), opacity 0.2s ease;
}
.nav__burger[aria-expanded='true'] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__burger[aria-expanded='true'] span:nth-child(2) { opacity: 0; }
.nav__burger[aria-expanded='true'] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 1199px) {
  .nav__link { padding: 4px 10px; font-size: 16px; }
  .nav__brand img { width: 180px; height: 40px; }
}

@media (max-width: 991px) {
  .nav { padding-top: 14px; }
  .nav__menu { display: none; }
  .nav__cta { display: none; }
  .nav__burger { display: flex; }

  .nav__menu.is-open {
    position: absolute;
    top: 100%;
    left: var(--pad-x);
    right: var(--pad-x);
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    margin: 0;
    padding: 16px;
    border-radius: var(--r-card);
    background: var(--c-navy);
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.35);
  }
  .nav__menu.is-open .nav__link { justify-content: flex-start; padding: 12px 16px; }
}

@media (max-width: 767px) {
  .nav { padding-top: 20px; }
  .nav__brand img { width: 160px; height: 36px; }
}