/* One restrained accent. The label remains readable over a solid dark face. */
.button.liquid-metal {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  min-height: 48px;
  padding-inline: 24px;
  border: 0;
  border-radius: 999px;
  color: #ededed;
  background: linear-gradient(125deg, #555 0%, #e5e5e5 18%, #777 35%, #292929 48%, #c8c8c8 68%, #f5f5f5 82%, #555 100%);
  box-shadow: 0 0 0 1px #ffffff16, 0 4px 12px #00000030;
  letter-spacing: .065em;
  transition: transform .18s ease;
}
.button.liquid-metal::after {
  content: '';
  position: absolute;
  z-index: 1;
  inset: 2px;
  border-radius: inherit;
  background: linear-gradient(180deg, #202020, #0a0a0a);
  box-shadow: inset 0 1px 0 #ffffff0d;
  pointer-events: none;
}
.button.liquid-metal:hover { color: #fff; transform: translateY(-1px); }
.button.liquid-metal:active { transform: translateY(1px) scale(.985); }
.button.liquid-metal:focus-visible { outline: 2px solid #fff; outline-offset: 5px; }
.liquid-metal__surface { position: absolute; inset: 0; overflow: hidden; border-radius: inherit; pointer-events: none; }
.liquid-metal__surface canvas { display: block; position: absolute; inset: 0; width: 100% !important; height: 100% !important; }
.liquid-metal__label { position: relative; z-index: 2; pointer-events: none; }
.liquid-metal__ripple { position: absolute; z-index: 3; width: 22px; height: 22px; border-radius: 50%; background: radial-gradient(circle, #ffffff38, #ffffff00 70%); pointer-events: none; animation: metal-ripple .6s ease-out forwards; }
@keyframes metal-ripple { from { transform: translate(-50%, -50%) scale(0); opacity: .6; } to { transform: translate(-50%, -50%) scale(10); opacity: 0; } }
@media (prefers-reduced-motion: reduce) {
  .button.liquid-metal:hover, .button.liquid-metal:active { transform: none; }
  .liquid-metal__surface, .liquid-metal__ripple { display: none; }
}