/* KASC Research - entetes V3 (pictogramme transparent + typographie lisible).
   Feuille additive, chargee apres les CSS du site/auth/registration.
   Ne modifie ni les favicons de navigateur ni les autres contenus du site. */
.site-header .brand.kasc-brand-header,
.kasc-auth-header .brand.kasc-brand-header,
.registration-header .brand.kasc-brand-header {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 0.64rem;
  min-width: 0;
  max-width: 100%;
  padding: 0;
  text-decoration: none;
  white-space: nowrap;
}

/* Pas de rectangle clair, d'encadrement ou de filtre sur le pictogramme. */
.site-header .kasc-brand-header__mark,
.kasc-auth-header .kasc-brand-header__mark,
.registration-header .kasc-brand-header__mark {
  display: block;
  width: 50px;
  height: 50px;
  flex: 0 0 50px;
  max-width: none;
  object-fit: contain;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  filter: none;
  opacity: 1;
  mix-blend-mode: normal;
}

.site-header .kasc-brand-header__name,
.kasc-auth-header .kasc-brand-header__name,
.registration-header .kasc-brand-header__name {
  display: inline-flex;
  align-items: baseline;
  flex: 0 0 auto;
  gap: .36em;
  color: #FFF8ED;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1.33rem;
  font-weight: 650;
  line-height: 1.15;
  letter-spacing: -.018em;
  white-space: nowrap;
}

.site-header .kasc-brand-header__name strong,
.kasc-auth-header .kasc-brand-header__name strong,
.registration-header .kasc-brand-header__name strong {
  color: #FFF8ED;
  font-weight: 800;
  letter-spacing: .035em;
}

.site-header .kasc-brand-header__name span,
.kasc-auth-header .kasc-brand-header__name span,
.registration-header .kasc-brand-header__name span {
  display: inline;
  color: #FFF8ED;
  font-weight: 650;
  opacity: 1;
}

@media (max-width: 700px) {
  .site-header .brand.kasc-brand-header,
  .kasc-auth-header .brand.kasc-brand-header,
  .registration-header .brand.kasc-brand-header { gap: .52rem; }

  .site-header .kasc-brand-header__mark,
  .kasc-auth-header .kasc-brand-header__mark,
  .registration-header .kasc-brand-header__mark {
    width: 46px;
    height: 46px;
    flex-basis: 46px;
  }

  .site-header .kasc-brand-header__name,
  .kasc-auth-header .kasc-brand-header__name,
  .registration-header .kasc-brand-header__name { font-size: 1.18rem; }
}

/* Le message "Acces securise" reste dans le DOM, mais ne comprime pas
   le logo en ecran etroit; la langue et le retour accueil restent visibles. */
@media (max-width: 640px) {
  .kasc-auth-header .kasc-auth-security,
  .registration-header .registration-security { display: none; }
}

@media (max-width: 360px) {
  .site-header .brand.kasc-brand-header,
  .kasc-auth-header .brand.kasc-brand-header,
  .registration-header .brand.kasc-brand-header { gap: .38rem; }

  .site-header .kasc-brand-header__mark,
  .kasc-auth-header .kasc-brand-header__mark,
  .registration-header .kasc-brand-header__mark {
    width: 40px;
    height: 40px;
    flex-basis: 40px;
  }

  .site-header .kasc-brand-header__name,
  .kasc-auth-header .kasc-brand-header__name,
  .registration-header .kasc-brand-header__name {
    gap: .25em;
    font-size: 1.07rem;
  }
}