/* ---- Sélecteur de langue ---- */
.lang-switcher {
  display: flex;
  gap: 4px;
  align-items: center;
}
.lang-btn {
  font-size: .75rem;
  padding: 3px 8px;
  border-radius: 12px;
  text-decoration: none;
  color: #aec;
  border: 1px solid rgba(255,255,255,.2);
  transition: background .15s;
}
.lang-btn:hover { background: rgba(255,255,255,.1); color: #fff; }
.lang-btn.active { background: rgba(255,255,255,.2); color: #fff; font-weight: 700; border-color: rgba(255,255,255,.4); }

/* Pour les pages sans header sombre (login, index public) */
.lang-switcher.light .lang-btn { color: #555; border-color: #ccc; }
.lang-switcher.light .lang-btn:hover { background: #eee; color: #333; }
.lang-switcher.light .lang-btn.active { background: #2c3e50; color: #fff; border-color: #2c3e50; }