Pulsar

Completion Expand

CSS

An arc-based completion ring sweeps full circle then expands into a view transition ring.

Tier
CSS
Dependencies
None
Duration
4 s, loops
Categories
Transitions and reveals
Use cases
Security and trust, Transitions and reveals
Industries
Construction and built environment, Cross-industry
Style
Duotone · light stroke
Set
handover
Tags
circleringscaleloop

Companion assets

The same artwork, not animated. Derived from the entry’s own resting state, so it matches exactly.

Animated
CSS tier
Static vector
Completion Expand, not animated
Download SVG

Code

animation.svg

<svg xmlns="http://www.w3.org/2000/svg" fill="none" aria-hidden="true" class="pulsar pulsar-handover-completion" data-pulsar="handover-completion" viewBox="0 0 160 96"><circle cx="80" cy="48" r="30" stroke="currentColor" stroke-width="2" class="track" opacity=".15"></circle><circle cx="80" cy="48" r="30" stroke="var(--pulsar-accent, currentColor)" stroke-dasharray="188.5" stroke-dashoffset="188.5" stroke-linecap="round" stroke-width="2.5" class="ring-arc"></circle><g class="check-group"><circle cx="80" cy="48" r="14" fill="currentColor" fill-opacity=".1" class="badge"></circle><path stroke="var(--pulsar-accent, currentColor)" stroke-linecap="round" stroke-linejoin="round" stroke-width="2.5" d="m73 48 5 5 10-10" class="check"></path></g><circle cx="80" cy="48" r="34" stroke="var(--pulsar-accent, currentColor)" stroke-width="1.5" class="wave"></circle></svg>

animation.css

.pulsar-handover-completion {
  display: block;
  width: 100%;
  height: 100%;
}
.pulsar-handover-completion .ring-arc {
  transform-origin: 80px 48px;
  transform: rotate(-90deg);
  animation: handover-completion-sweep 4s ease-in-out infinite;
}
.pulsar-handover-completion .check-group {
  transform-origin: 80px 48px;
  animation: handover-completion-pop 4s ease-out infinite;
}
.pulsar-handover-completion .wave {
  transform-origin: 80px 48px;
  animation: handover-completion-expand 4s cubic-bezier(0.2, 0.8, 0.2, 1) infinite;
}
@keyframes handover-completion-sweep {
  0%,
  10% {
    stroke-dashoffset: 188.5;
  }
  45%,
  75% {
    stroke-dashoffset: 0;
  }
  100% {
    stroke-dashoffset: -188.5;
  }
}
@keyframes handover-completion-pop {
  0%,
  40% {
    opacity: 0;
    transform: scale(0.6);
  }
  50%,
  75% {
    opacity: 1;
    transform: scale(1);
  }
  90%,
  100% {
    opacity: 0;
    transform: scale(0.8);
  }
}
@keyframes handover-completion-expand {
  0%,
  45% {
    opacity: 0;
    transform: scale(0.8);
  }
  55% {
    opacity: 0.8;
  }
  75%,
  100% {
    opacity: 0;
    transform: scale(1.35);
  }
}
@media (prefers-reduced-motion: reduce) {
  .pulsar-handover-completion .ring-arc,
  .pulsar-handover-completion .check-group,
  .pulsar-handover-completion .wave {
    animation: none;
    transform: none;
    opacity: 1;
    stroke-dashoffset: 0;
  }
}

From this family15 in Handover

See the family