* { margin: 0; padding: 0; box-sizing: border-box; }

html, body {
  width: 100%;
  height: 100%;
  background: #000;
  overflow: hidden;
}

.stage {
  position: fixed;
  inset: 0;
  background: #000;
}

/* video full screen, ma all’inizio è nascosto */
.video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  background: #000;
  opacity: 0;
  pointer-events: none;
  transition: opacity .35s ease;
}

.stage.is-started .video {
  opacity: 1;
  pointer-events: auto;
}

/* stella: sempre bianca “sparata” sopra */
.sigil {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);

  background: transparent;
  border: 0;
  padding: 0;

  font-size: 78px;
  line-height: 1;
  cursor: pointer;
  user-select: none;
  -webkit-tap-highlight-color: transparent;

  z-index: 9999;

  /* sovraesposta */
  color: rgba(255,255,255,0.98);
  text-shadow:
    0 0 10px rgba(255,255,255,0.9),
    0 0 28px rgba(255,255,255,0.75),
    0 0 55px rgba(255,255,255,0.55);
  filter: brightness(1.25);

  transition: opacity .25s ease, transform .25s ease;
}

.sigil.is-active {
  opacity: 0.95; /* resta presente */
}

/* rotazione dopo primo click */
@keyframes sigil-spin {
  from { transform: translate(-50%, -50%) rotate(0deg); }
  to   { transform: translate(-50%, -50%) rotate(360deg); }
}

.sigil.is-spinning {
  animation: sigil-spin 6s linear infinite;
}

/* link bandcamp */
.bandcamp-sigil {
  position: absolute;
  right: 22px;
  bottom: 20px;
  font-size: 28px;
  line-height: 1;
  color: rgba(255,255,255,0.85);
  text-decoration: none;
  z-index: 9999;
  opacity: 0.55;
  transition: opacity .25s ease, transform .25s ease;
}
.bandcamp-sigil:hover { opacity: 1; transform: scale(1.08); }

@media (min-width: 900px) {
  .sigil { font-size: 70px; }
}

@media (max-width: 600px) {
  .sigil { font-size: 86px; }
  .bandcamp-sigil { right: 18px; bottom: 18px; font-size: 32px; }
}