<button class="cosmic-blackhole-btn">
  <div class="accretion-disk">
    <div class="disk-ring ring-1"></div>
    <div class="disk-ring ring-2"></div>
    <div class="disk-ring ring-3"></div>
    <div class="disk-ring ring-4"></div>
  </div>
  <div class="matter-stream">
    <div class="stream s1"></div>
    <div class="stream s2"></div>
    <div class="stream s3"></div>
    <div class="stream s4"></div>
  </div>
  <div class="gravitational-waves">
    <div class="wave gw1"></div>
    <div class="wave gw2"></div>
    <div class="wave gw3"></div>
  </div>
  <div class="event-horizon">
    <div class="horizon-ring"></div>
  </div>
  <div class="black-hole-core">
    <span class="hole-icon">🕳️</span>
  </div>
  <div class="hawking-radiation">
    <div class="radiation r1">✨</div>
    <div class="radiation r2">⭐</div>
    <div class="radiation r3">✨</div>
    <div class="radiation r4">💫</div>
  </div>
</button>