/* Porte de vérification d'âge (18+) — superposition bloquante première visite. */
/* Couche la plus haute du site : au-dessus de la recherche plein écran (z-index 300). */

#suniia-age-gate {
  position: fixed;
  inset: 0;
  z-index: 400;                                            /* nouvelle couche supérieure */
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  /* Voile sombre teinté pourpre — jamais de noir pur (cf. guide §IV). */
  background: rgba(var(--color-obsidian-rgb), 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

/* Verrou du défilement de la page tant que la porte est active. */
html.suniia-age-locked,
body.suniia-age-locked {
  overflow: hidden;
}

#suniia-age-gate .age-gate-card {
  max-width: 30rem;
  width: 100%;
  padding: 2.5rem 2rem;
  text-align: center;
  /* Glassmorphisme canonique (cf. guide §III). */
  background: rgba(var(--color-charcoal-rgb), 0.55);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(var(--color-champagne-rgb), 0.15);
  box-shadow: var(--shadow-level-3);                       /* ombre profonde — modale */
  border-radius: 12px;
}

#suniia-age-gate .age-gate-logo {
  height: 40px;
  width: auto;
  margin: 0 auto 1.4rem;
  display: block;
}

#suniia-age-gate h2 {
  font-family: 'Playfair Display', Georgia, serif;
  letter-spacing: 0.05em;                                  /* respiration des titres */
  color: var(--color-pearl);
  font-size: 1.5rem;
  margin: 0 0 1rem;
}

#suniia-age-gate p {
  color: var(--color-pearl);
  opacity: 0.82;
  font-size: 0.95rem;
  line-height: 1.7;
  margin: 0 0 0.9rem;
}

#suniia-age-gate .age-gate-actions {
  margin-top: 1.8rem;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

/* Bouton principal — entrer (couleur de marque + halo respirant). */
#suniia-age-gate .age-gate-enter {
  appearance: none;
  border: none;
  cursor: pointer;
  padding: 0.85rem 1.5rem;
  border-radius: 10px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-pearl);
  background: var(--color-magenta);
  animation: halo-pulse 3s ease-in-out infinite;
}

#suniia-age-gate .age-gate-enter:hover {
  box-shadow: var(--shadow-level-1);
}

/* Bouton secondaire — quitter (sobre, contour léger). */
#suniia-age-gate .age-gate-leave {
  appearance: none;
  cursor: pointer;
  padding: 0.7rem 1.5rem;
  border-radius: 10px;
  font-size: 0.9rem;
  color: var(--color-pearl);
  background: transparent;
  border: 1px solid rgba(var(--color-pearl-rgb), 0.2);
  opacity: 0.75;
}

#suniia-age-gate .age-gate-leave:hover {
  opacity: 1;
}

#suniia-age-gate .age-gate-legal {
  margin-top: 1.6rem;
  font-size: 0.72rem;
  opacity: 0.5;
  line-height: 1.5;
}