/* =========================================================
   MYSTIKA FLOATING NAV
   Pulsanti globali: torna indietro / torna su
   ========================================================= */

#mystika-floating-nav {
  position: fixed;
  right: 22px;
  bottom: 26px;
  z-index: 9999;

  display: flex;
  flex-direction: column;
  gap: 12px;

  opacity: 0;
  pointer-events: none;
  transform: translateY(16px);

  transition:
    opacity 0.28s ease,
    transform 0.28s ease;
}

#mystika-floating-nav.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

#mystika-floating-nav .mystika-floating-nav__button {
  width: 48px;
  height: 48px;
  border-radius: 999px;

  display: inline-flex;
  align-items: center;
  justify-content: center;

  border: 1px solid rgba(255, 225, 155, 0.72);
  background:
    radial-gradient(circle at 50% 0%, rgba(255, 231, 170, 0.18), transparent 50%),
    linear-gradient(135deg, #1a214d 0%, #34245f 55%, #120b27 100%);

  color: #ffe7a6;
  font-size: 1.35rem;
  font-weight: 700;
  line-height: 1;

  cursor: pointer;

  box-shadow:
    0 0 16px rgba(255, 220, 150, 0.22),
    0 0 34px rgba(112, 91, 255, 0.22),
    inset 0 0 14px rgba(255, 255, 255, 0.045);

  transition:
    transform 0.22s ease,
    box-shadow 0.22s ease,
    border-color 0.22s ease,
    color 0.22s ease,
    opacity 0.22s ease;
}

#mystika-floating-nav .mystika-floating-nav__button:hover {
  transform: translateY(-2px) scale(1.06);
  color: #fff4c8;
  border-color: rgba(255, 239, 190, 0.95);
  box-shadow:
    0 0 24px rgba(255, 228, 164, 0.44),
    0 0 48px rgba(124, 112, 255, 0.34),
    inset 0 0 18px rgba(255, 255, 255, 0.07);
}

#mystika-floating-nav .mystika-floating-nav__button:focus-visible {
  outline: 2px solid #fff0bd;
  outline-offset: 4px;
}

#mystika-floating-nav .mystika-floating-nav__icon {
  display: block;
  transform: translateY(-1px);
}

@media (max-width: 640px) {
  #mystika-floating-nav {
    right: 16px;
    bottom: 18px;
    gap: 10px;
  }

  #mystika-floating-nav .mystika-floating-nav__button {
    width: 44px;
    height: 44px;
    font-size: 1.22rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  #mystika-floating-nav,
  #mystika-floating-nav .mystika-floating-nav__button {
    transition: none;
  }
}