/* ============================================================
   HEADER — Navigation principale sticky et compacte
   ============================================================ */

.site-header {
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background-color: var(--color-primary);
  z-index: var(--z-sticky);
  box-shadow: 0 2px 8px rgba(0,0,0,0.18);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: var(--space-4);
}

/* ----- LOGO ----- */
.site-header__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  flex-shrink: 0;
}

.site-header__logo:hover { text-decoration: none; }

.site-header__logo img {
  height: 52px;
  width: auto;
  object-fit: contain;
}

.site-header__logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
  min-width: 0;   /* autorise le bloc à rétrécir au lieu de déborder */
}

.site-header__logo-title {
  /* Taille fluide : se réduit en continu avec la largeur d'écran
     (bornes 0.6rem ↔ 0.72rem) — le nom complet reste toujours lisible. */
  font-size: clamp(0.6rem, 0.5rem + 0.45vw, 0.72rem);
  font-weight: var(--font-weight-semibold);
  color: var(--color-white);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  line-height: 1.2;
  text-wrap: balance;   /* répartit harmonieusement les 2 lignes (fallback : ignoré) */
}

.site-header__logo-sub {
  font-size: var(--font-size-xs);
  color: rgba(255,255,255,0.65);
}

/* ----- NAVIGATION DESKTOP ----- */
.site-nav {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  flex: 1;
  justify-content: flex-end;
}

.site-nav__link {
  padding: var(--space-2) var(--space-3);
  font-size: 0.82rem;
  font-weight: var(--font-weight-medium);
  color: rgba(255,255,255,0.88);
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: background-color var(--transition-fast), color var(--transition-fast);
  position: relative;
  white-space: nowrap;
}

.site-nav__link:hover,
.site-nav__link.active {
  background-color: rgba(255,255,255,0.15);
  color: var(--color-white);
  text-decoration: none;
}

.site-nav__link.active::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 50%;
  transform: translateX(-50%);
  width: 50%;
  height: 2px;
  background-color: var(--color-gold);
  border-radius: var(--radius-full);
}

/* Dropdown */
.site-nav__dropdown {
  position: relative;
}

.site-nav__dropdown-toggle {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.site-nav__dropdown-toggle i {
  font-size: 0.65rem;
  transition: transform var(--transition-fast);
}

.site-nav__dropdown:hover .site-nav__dropdown-toggle i,
.site-nav__dropdown:focus-within .site-nav__dropdown-toggle i {
  transform: rotate(180deg);
}

.site-nav__dropdown-menu {
  position: absolute;
  top: calc(100% + var(--space-2));
  right: 0;
  background-color: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  min-width: 180px;
  padding: var(--space-2) 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity var(--transition-fast), transform var(--transition-fast), visibility 0s var(--transition-fast);
  z-index: var(--z-dropdown);
  border: 1px solid var(--color-neutral-200);
}

.site-nav__dropdown:hover .site-nav__dropdown-menu,
.site-nav__dropdown:focus-within .site-nav__dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  transition: opacity var(--transition-fast), transform var(--transition-fast), visibility 0s;
}

.site-nav__dropdown-menu a {
  display: block;
  padding: var(--space-2) var(--space-5);
  font-size: var(--font-size-sm);
  color: var(--color-neutral-700);
  text-decoration: none;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.site-nav__dropdown-menu a:hover {
  background-color: var(--color-primary-100);
  color: var(--color-primary);
  text-decoration: none;
}

/* ----- BOUTON BURGER ----- */
.site-header__burger {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: transparent;
  border: 1px solid rgba(255,255,255,0.3);
  border-radius: var(--radius-md);
  color: var(--color-white);
  cursor: pointer;
  transition: background-color var(--transition-fast);
  flex-shrink: 0;
}

.site-header__burger:hover {
  background-color: rgba(255,255,255,0.12);
}

/* ----- MENU MOBILE (overlay panneau latéral) ----- */
.site-nav-mobile {
  position: fixed;
  inset: 0;
  z-index: calc(var(--z-sticky) + 50);
  pointer-events: none;
}

.site-nav-mobile__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.55);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.site-nav-mobile__panel {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(300px, 85vw);
  background-color: var(--color-primary);
  padding: var(--space-5) var(--space-5) var(--space-8);
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform var(--transition-base);
  overflow-y: auto;
}

.site-nav-mobile.open {
  pointer-events: auto;
}

.site-nav-mobile.open .site-nav-mobile__backdrop {
  opacity: 1;
}

.site-nav-mobile.open .site-nav-mobile__panel {
  transform: translateX(0);
}

.site-nav-mobile__close {
  align-self: flex-end;
  width: 40px;
  height: 40px;
  background: rgba(255,255,255,0.1);
  border: none;
  border-radius: var(--radius-md);
  color: var(--color-white);
  font-size: 1.1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-6);
  transition: background-color var(--transition-fast);
}

.site-nav-mobile__close:hover {
  background-color: rgba(255,255,255,0.2);
}

.site-nav-mobile__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.site-nav-mobile__links a {
  display: block;
  padding: var(--space-3) var(--space-4);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  color: rgba(255,255,255,0.9);
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: background-color var(--transition-fast);
}

.site-nav-mobile__links a:hover,
.site-nav-mobile__links a.active {
  background-color: rgba(255,255,255,0.15);
  color: var(--color-white);
  text-decoration: none;
}

/* Sous-menu mobile */
.site-nav-mobile__sub {
  padding-left: var(--space-4);
  margin-top: var(--space-1);
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.site-nav-mobile__sub a {
  font-size: var(--font-size-sm) !important;
  color: rgba(255,255,255,0.7) !important;
}

/* ----- RESPONSIVE -----
   Principe : le nom du ministère reste TOUJOURS affiché (desktop → très petit
   smartphone). On ne masque jamais .site-header__logo-text ; on adapte la
   taille, les espacements et le logo, et on laisse le titre s'enrouler dans
   l'espace disponible sans jamais déborder ni recouvrir le burger. */

/* Tablette large : la nav desktop est encore là → on resserre le titre
   et on masque le sous-titre secondaire pour garder de la place. */
@media (max-width: 1100px) {
  .site-header__logo-title { font-size: clamp(0.56rem, 0.4rem + 0.6vw, 0.66rem); }
  .site-header__logo-sub   { display: none; }
}

/* Bascule vers le menu mobile : le bloc logo peut désormais rétrécir
   (la nav ne lui dispute plus la place) et le sous-titre revient. */
@media (max-width: 768px) {
  .site-nav { display: none; }
  .site-header__burger { display: flex; }

  .site-header__logo { flex: 0 1 auto; min-width: 0; }
  .site-header__logo-sub { display: block; }
}

/* Smartphones : titre toujours visible, sur 2 lignes équilibrées.
   Hauteur de header libérée pour ne rien couper. */
@media (max-width: 480px) {
  .site-header { height: auto; min-height: var(--header-height); }
  .site-header__inner { padding-block: var(--space-2); gap: var(--space-3); }

  .site-header__logo { gap: var(--space-2); }
  .site-header__logo img { height: 44px; }

  .site-header__logo-title {
    font-size: clamp(0.58rem, 2.7vw, 0.68rem);
    letter-spacing: 0.02em;
    white-space: normal;   /* enroulement autorisé : aucun débordement horizontal */
  }
  .site-header__logo-sub { display: none; }   /* identité = le nom ; le sous-titre cède la place */
}

/* Très petits smartphones (≤360 px) : logo plus compact, titre un cran plus petit. */
@media (max-width: 360px) {
  .site-header__logo { gap: var(--space-1); }
  .site-header__logo img { height: 38px; }
  .site-header__logo-title { font-size: clamp(0.54rem, 3vw, 0.62rem); }
}