.galaxy-btn {
  /* Scoped Variables */
  --btn-bg: #0c0c14;
  --btn-text: #ffffff;
  --btn-primary: #8553f4; /* Purple */
  --btn-secondary: #3b82f6; /* Blue */
  --btn-accent: #f43f5e; /* Pink */
  --btn-font-size: 16px; /* Base size */

  /* Layout & Sizing */
  font-family:
    system-ui,
    -apple-system,
    sans-serif;
  font-size: var(--btn-font-size);
  padding: 0.9em 2em;
  border-radius: 0.75em;
  border: none;
  background: var(--btn-bg);
  position: relative;
  cursor: pointer;
  overflow: hidden;
  z-index: 1;
  transition: transform 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);

  /* Shadow */
  box-shadow: 0 0.5em 1.5em -0.5em rgba(133, 83, 244, 0.4);
}

/* Accessible Focus State */
.galaxy-btn:focus-visible {
  outline: 2px solid var(--btn-primary);
  outline-offset: 4px;
}

/* Active Click State */
.galaxy-btn:active {
  transform: scale(0.96);
}

/* --- Interior Content --- */
.galaxy-btn__content {
  display: flex;
  align-items: center;
  gap: 0.75em;
  position: relative;
  z-index: 2;
  color: var(--btn-text);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* SVG Icon Styling */
.galaxy-btn__icon {
  width: 1.25em;
  height: 1.25em;
  transition: transform 0.3s ease;
  fill: var(--btn-text);
}

/* Hover: Move Icon */
.galaxy-btn:hover .galaxy-btn__icon {
  transform: translateX(0.25em) rotate(-10deg);
}

/* --- The Rotating Gradient Border (The Nebula) --- */
.galaxy-btn::before {
  content: "";
  position: absolute;
  inset: -4px; /* Border width */
  z-index: 0;
  background: conic-gradient(
    from 0deg,
    var(--btn-bg) 0deg,
    var(--btn-primary) 60deg,
    var(--btn-secondary) 120deg,
    var(--btn-bg) 180deg,
    var(--btn-accent) 240deg,
    var(--btn-primary) 300deg,
    var(--btn-bg) 360deg
  );
  border-radius: 0.75em;
  animation: rotate-nebula 4s linear infinite;
  filter: blur(8px); /* Soften for glow effect */
  opacity: 0.7;
  transition: opacity 0.3s ease;
}

.galaxy-btn:hover::before {
  opacity: 1;
  animation-duration: 2s; /* Speed up on hover */
}

/* Mask to create the inner dark area (Simulates border) */
.galaxy-btn::after {
  content: "";
  position: absolute;
  inset: 2px; /* Inner spacing */
  background: var(--btn-bg);
  border-radius: 0.6em; /* Slightly smaller radius */
  z-index: 1;
}

/* --- Internal Star Animation --- */
.galaxy-btn__stars {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background-image: radial-gradient(
      circle at 20% 30%,
      white 1px,
      transparent 1.5px
    ),
    radial-gradient(circle at 80% 70%, white 1px, transparent 1.5px),
    radial-gradient(circle at 40% 80%, white 0.5px, transparent 1px);
  background-size: 120% 120%;
  opacity: 0.3;
  transition:
    opacity 0.3s ease,
    background-position 0.3s ease;
}

.galaxy-btn:hover .galaxy-btn__stars {
  opacity: 0.8;
  animation: star-drift 5s linear infinite alternate;
}

/* --- Keyframes --- */
@keyframes rotate-nebula {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@keyframes star-drift {
  0% {
    transform: scale(1);
  }
  100% {
    transform: scale(1.1) translate(-2%, -2%);
  }
}