/* ── Navigation publique ─────────────────────────────────────────────── */

.public-nav {
  position: sticky;
  top: 0;
  z-index: var(--z-nav);
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.public-nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  max-width: var(--container-xl);
  margin-inline: auto;
  padding: var(--space-3) var(--space-4);
  min-height: 4rem;
}

@media (min-width: 640px) {
  .public-nav__inner { padding-inline: var(--space-6); }
}
@media (min-width: 1024px) {
  .public-nav__inner { padding-inline: var(--space-8); }
}

.public-nav__brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
}

.public-nav__logo {
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  color: var(--color-primary-dark);
  letter-spacing: -0.02em;
  text-decoration: none;
}

.public-nav__logo:hover { color: var(--color-primary); }

.public-nav__tagline {
  font-size: var(--text-xs);
  color: var(--color-muted);
  display: none;
}

@media (min-width: 640px) {
  .public-nav__tagline { display: block; }
}

.public-nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  list-style: none;
}

.public-nav__links a {
  display: inline-flex;
  align-items: center;
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-secondary);
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: background-color var(--transition-fast),
              color var(--transition-fast);
}

.public-nav__links a:hover,
.public-nav__links a[aria-current="page"] {
  background: var(--color-bg-subtle);
  color: var(--color-text);
}

.public-nav__links a[aria-current="page"] {
  font-weight: var(--font-semibold);
  color: var(--color-primary-dark);
}

.public-nav__actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

/* Locale switcher */
.locale-switcher {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-xs);
}

.locale-switcher a {
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  color: var(--color-muted);
  text-decoration: none;
  font-weight: var(--font-medium);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.locale-switcher a:hover,
.locale-switcher a.locale--active {
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
}

/* ── Menu public mobile (hamburger CSS-only, même mécanique que .top-nav) ──
   Desktop : case + bouton invisibles, rien ne change.
   ≤ 639 px : le menu et le bloc actions (langue + connexion) se replient
   derrière un bouton 44×44 ; ouverts, ils passent sur toute la largeur en
   liste verticale lisible au doigt. La case reste focusable au clavier. */
.public-nav__toggle { display: none; }
.public-nav__burger { display: none; }

@media (max-width: 639px) {
  .public-nav__inner {
    flex-wrap: wrap;
    row-gap: 0;
    gap: var(--space-2);
  }
  .public-nav__brand { flex: 1; min-width: 0; }

  /* Case visuellement masquée mais focusable (Espace = ouvrir/fermer) */
  .public-nav__toggle {
    display: block;
    position: absolute;
    width: 1px;
    height: 1px;
    margin: 0;
    opacity: 0;
    overflow: hidden;
    pointer-events: none;
  }

  /* Bouton hamburger : cible tactile 44 px, aligné à droite de la marque */
  .public-nav__burger {
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    padding: 10px;
    margin-left: auto;
    cursor: pointer;
    border-radius: var(--radius-md);
    order: 2;
    transition: background-color var(--transition-fast);
  }
  .public-nav__burger:hover,
  .public-nav__toggle:focus-visible ~ .public-nav__burger {
    background: var(--color-bg-subtle);
  }
  .public-nav__toggle:focus-visible ~ .public-nav__burger {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
  }
  .public-nav__burger span {
    display: block;
    height: 2px;
    width: 100%;
    background: var(--color-primary-dark);
    border-radius: 2px;
    transition: transform var(--transition-fast), opacity var(--transition-fast);
  }

  /* Blocs repliés par défaut */
  .public-nav__menu,
  .public-nav__actions {
    display: none;
    flex-basis: 100%;
    order: 3;
  }

  /* Ouverts : liste verticale pleine largeur */
  .public-nav__toggle:checked ~ .public-nav__menu {
    display: block;
    padding: var(--space-2) 0;
    border-top: 1px solid var(--color-border);
  }
  .public-nav__toggle:checked ~ .public-nav__menu .public-nav__links {
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
  }
  .public-nav__toggle:checked ~ .public-nav__menu .public-nav__links a {
    display: flex;
    min-height: 44px;
    padding: var(--space-3);
    font-size: var(--text-base);
  }
  .public-nav__toggle:checked ~ .public-nav__menu .public-nav__links a[aria-current="page"] {
    border-left: 3px solid var(--color-primary);
  }
  .public-nav__toggle:checked ~ .public-nav__actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    padding: var(--space-3) 0 var(--space-4);
    border-top: 1px solid var(--color-border);
  }
  .public-nav__toggle:checked ~ .public-nav__actions .btn { min-height: 44px; }
  .public-nav__toggle:checked ~ .public-nav__actions .locale-switcher a {
    font-size: var(--text-sm);
    padding: var(--space-2) var(--space-3);
  }

  /* Animation croix quand ouvert */
  .public-nav__toggle:checked ~ .public-nav__burger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .public-nav__toggle:checked ~ .public-nav__burger span:nth-child(2) { opacity: 0; }
  .public-nav__toggle:checked ~ .public-nav__burger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
}

@media (prefers-reduced-motion: reduce) {
  .public-nav__burger,
  .public-nav__burger span { transition: none; }
}

/* ── Navigation membres (header fixe + sidebar) ──────────────────────── */

.members-header {
  position: sticky;
  top: 0;
  z-index: var(--z-nav);
  background: var(--color-primary-dark);
  box-shadow: var(--shadow-md);
}

.members-nav {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  max-width: var(--container-xl);
  margin-inline: auto;
  padding: var(--space-3) var(--space-4);
  min-height: 3.5rem;
}

@media (min-width: 1024px) {
  .members-nav { padding-inline: var(--space-8); }
}

.members-nav__brand {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
  flex-shrink: 0;
}

.members-nav__brand a {
  font-size: var(--text-lg);
  font-weight: var(--font-bold);
  color: #fff;
  text-decoration: none;
}

.members-nav__area {
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  color: var(--color-primary-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  background: rgba(255,255,255,0.1);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-full);
}

.members-nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  list-style: none;
  flex: 1;
}

.members-nav__links a {
  display: inline-flex;
  align-items: center;
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  border-radius: var(--radius-md);
  font-weight: var(--font-medium);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.members-nav__links a:hover,
.members-nav__links a[aria-current="page"] {
  background: rgba(255,255,255,0.12);
  color: #fff;
}

.nav-admin-link {
  background: rgba(255,255,255,0.1) !important;
  border: 1px solid rgba(255,255,255,0.2);
}

.members-nav__user {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}

.members-nav__user span {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.8);
  display: none;
}

@media (min-width: 1024px) {
  .members-nav__user span { display: block; }
}

/* ── Navigation admin ────────────────────────────────────────────────── */

.admin-header {
  position: sticky;
  top: 0;
  z-index: var(--z-nav);
  background: var(--color-text);
  box-shadow: var(--shadow-md);
}

.admin-nav {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  max-width: var(--container-xl);
  margin-inline: auto;
  padding: var(--space-3) var(--space-4);
  min-height: 3.5rem;
}

@media (min-width: 1024px) {
  .admin-nav { padding-inline: var(--space-8); }
}

.admin-nav__brand {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
  text-decoration: none;
}

.admin-nav__brand a {
  font-size: var(--text-lg);
  font-weight: var(--font-bold);
  color: #fff;
  text-decoration: none;
}

.admin-nav__area {
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  color: #fff;
  background: var(--color-danger);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-full);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.admin-nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  list-style: none;
  flex: 1;
  flex-wrap: wrap;
}

.admin-nav__links a {
  display: inline-flex;
  align-items: center;
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.75);
  text-decoration: none;
  border-radius: var(--radius-md);
  font-weight: var(--font-medium);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.admin-nav__links a:hover {
  background: rgba(255,255,255,0.1);
  color: #fff;
}

.admin-nav__user {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}

.admin-nav__user span {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.7);
}

/* ── Menu admin responsive (mobile) ─────────────────────────────────────────
   Hamburger CSS-only : sur desktop rien ne change ; sur mobile le long menu
   se replie derrière un bouton, pour laisser la place au contenu. */
.admin-nav__toggle { display: none; }
.admin-nav__burger { display: none; }

@media (max-width: 900px) {
  .admin-nav {
    flex-wrap: wrap;
    row-gap: var(--space-2);
  }
  /* Bouton hamburger visible, aligné à droite de la marque */
  .admin-nav__burger {
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    margin-left: auto;
    width: 44px;
    height: 44px;
    padding: 10px;
    cursor: pointer;
    border-radius: var(--radius-md);
  }
  .admin-nav__burger span {
    display: block;
    height: 2px;
    width: 100%;
    background: #fff;
    border-radius: 2px;
    transition: transform var(--transition-fast), opacity var(--transition-fast);
  }
  /* Menu replié par défaut */
  .admin-nav__links {
    flex-basis: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base);
  }
  .admin-nav__links a {
    padding: var(--space-3) var(--space-3);
    font-size: var(--text-base);
    border-radius: var(--radius-md);
  }
  /* Ouverture au clic sur le hamburger */
  .admin-nav__toggle:checked ~ .admin-nav__links {
    max-height: 40rem;
  }
  /* Animation croix quand ouvert */
  .admin-nav__toggle:checked ~ .admin-nav__burger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .admin-nav__toggle:checked ~ .admin-nav__burger span:nth-child(2) { opacity: 0; }
  .admin-nav__toggle:checked ~ .admin-nav__burger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  /* Bloc utilisateur passe sous le menu, sur toute la largeur */
  .admin-nav__user {
    flex-basis: 100%;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: var(--space-2);
  }
}