.site-nav {
  position: sticky;
  top: 0;
  z-index: 200;
  border-bottom: 1px solid var(--hairline);
  background: transparent;
  transition: background var(--transition), box-shadow var(--transition);
}
.site-nav.is-slim {
  background: var(--color-white);
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06);
}
.site-nav-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 80px;
  gap: 14px 20px;
  flex-wrap: wrap;
  padding: 12px clamp(20px, 3vw, 56px);
  margin: 0 calc(50% - 50vw);
  transition: var(--transition);
}
.site-nav.is-slim .site-nav-row {
  min-height: 64px;
  padding: 8px clamp(20px, 3vw, 56px);
}
.site-nav__logo {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  text-decoration: none;
  color: var(--color-black);
  flex: none;
}
.site-nav__logo img {
  height: 50px;
  display: block;
  transition: var(--transition);
}
.site-nav.is-slim .site-nav__logo img {
  height: 38px;
}
.site-nav-links {
  flex: 1 1 0;
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 10px 14px;
  flex-wrap: wrap;
  justify-content: center;
}
.site-nav__item {
  position: relative;
}
/* s'applique aussi bien à <a> qu'au <button> des entrées sans page propre */
.site-nav__link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin: 0;
  padding: 0;
  background: none;
  border: none;
  font: inherit;
  font-weight: var(--fw-medium);
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--color-black);
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  transition: var(--transition);
}
.site-nav__item:hover .site-nav__link,
.site-nav__link:focus-visible {
  color: var(--accent-emerald);
}
.site-nav__link svg {
  color: var(--accent-emerald);
}
.site-nav__dropdown {
  position: absolute;
  top: 100%;
  left: -20px;
  padding-top: 18px;
  z-index: 60;
  display: none;
}
.site-nav__item:hover .site-nav__dropdown {
  display: block;
}
/* accès clavier : le dropdown reste ouvert tant que le focus est sur le bouton
   ou sur un des liens qu'il contient */
.site-nav__item:focus-within .site-nav__dropdown {
  display: block;
}
.site-nav__dropdown-inner {
  background: var(--color-white);
  border: 1px solid var(--hairline);
  box-shadow: var(--shadow-pop);
  min-width: 300px;
  padding: 6px 0;
}
.site-nav__dropdown-link {
  display: block;
  padding: 11px 20px;
  font-weight: var(--fw-light);
  font-size: 13.5px;
  letter-spacing: 0.04em;
  color: var(--color-black);
  text-decoration: none;
  white-space: nowrap;
  transition: var(--transition);
}
.site-nav__dropdown-link:hover {
  color: var(--accent-emerald);
}
.site-nav__cta {
  flex: none;
  margin-left: auto;
  display: flex;
  justify-content: flex-end;
}
.cta-phone {
  display: inline-flex;
  flex-direction: column;
  align-items: stretch;
  border-radius: 22px;
  overflow: hidden;
}
.cta-phone__book {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 12px 22px;
  background: var(--accent-emerald);
  font-weight: var(--fw-medium);
  font-size: 14px;
  letter-spacing: 0.04em;
  color: var(--color-black);
  text-decoration: none;
  white-space: nowrap;
  transition: var(--transition);
}
.cta-phone__book:hover {
  background: var(--color-black);
  color: var(--accent-emerald);
}
.cta-phone__tel {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  background: var(--color-black);
  font-weight: var(--fw-medium);
  font-size: 14px;
  color: var(--color-white);
  text-decoration: none;
  letter-spacing: 0.04em;
  white-space: nowrap;
  transition: var(--transition);
}
.cta-phone__tel svg {
  color: var(--accent-emerald);
}
.site-nav.is-slim .cta-phone__tel {
  display: none;
}