/* Flammes roses très légères : fine bande tout en bas de la page, sous la dernière ligne, jamais derrière un texte. */
.flammes { position: relative; display: block; height: 50px; margin: 0; overflow: hidden; pointer-events: none; }
.flammes-feu { position: absolute; inset: 0; opacity: 0; mix-blend-mode: screen; transition: opacity 1.8s ease;
  -webkit-mask-image: linear-gradient(0deg, #000 30%, transparent 100%); mask-image: linear-gradient(0deg, #000 30%, transparent 100%); }
.flammes canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; filter: blur(1.5px); }
.flammes.lit .flammes-feu { opacity: .18; }
.flammes.sans-gl .flammes-feu { background: radial-gradient(24% 80% at 50% 100%, #fcc9d4 0%, transparent 70%), radial-gradient(36% 90% at 22% 100%, #f4aabe 0%, transparent 72%), radial-gradient(34% 90% at 78% 100%, #f4aabe 0%, transparent 72%), radial-gradient(90% 100% at 50% 120%, #e89aae 0%, transparent 72%); }
.flammes.sans-gl.lit .flammes-feu { opacity: .1; }
@media (max-width: 640px) { .flammes { height: 34px; } }
@media (prefers-reduced-motion: reduce) { .flammes-feu { transition: none; } }