The Magpie
design system.

<span className="relative flex h-3 w-3">
  <span className="absolute inline-flex h-full w-full rounded-full bg-emerald-500 opacity-60 animate-ping" />
  <span className="relative inline-flex h-3 w-3 rounded-full bg-emerald-500" />
</span>

<svg className="h-5 w-5 animate-spin" viewBox="0 0 24 24" fill="none">
  <circle cx="12" cy="12" r="10" stroke="currentColor" strokeOpacity="0.15" strokeWidth="2" />
  <path d="M22 12a10 10 0 0 0-10-10" stroke="currentColor" strokeWidth="2" strokeLinecap="round" />
</svg>

{/* tailwind config: add 'bounce-dot' keyframe (1.2s ease-in-out infinite) */}
<div className="flex items-end gap-1.5">
  {[0, 150, 300].map(d => (
    <span key={d} className="h-2 w-2 rounded-full bg-current animate-[bounce-dot_1.2s_ease-in-out_infinite]"
      style={{ animationDelay: `${d}ms` }} />
  ))}
</div>

<div className="relative h-3 w-full overflow-hidden bg-foreground/10">
  <div className="absolute inset-0 -translate-x-full bg-gradient-to-r from-transparent via-white/60 to-transparent
                  animate-[shimmer_1.8s_ease-in-out_infinite]" />
</div>
/* @keyframes shimmer { 100% { transform: translateX(100%); } } */

<div className="relative h-1 w-full overflow-hidden bg-foreground/10">
  <div className="absolute inset-y-0 w-1/4 bg-foreground animate-[progress_1.6s_ease-in-out_infinite]" />
</div>
/* @keyframes progress { 0%{transform:translateX(-100%)} 100%{transform:translateX(400%)} } */

<svg viewBox="0 0 52 52" className="h-16 w-16 text-emerald-600">
  <circle cx="26" cy="26" r="24" fill="none" stroke="currentColor" strokeWidth="2"
    strokeDasharray="160" strokeDashoffset="160"
    style={{ animation: "draw 0.6s ease-out forwards" }} />
  <path d="M14 27 L23 36 L39 18" fill="none" stroke="currentColor" strokeWidth="2.5"
    strokeLinecap="round" strokeLinejoin="round"
    strokeDasharray="50" strokeDashoffset="50"
    style={{ animation: "draw 0.4s 0.5s ease-out forwards" }} />
</svg>
/* @keyframes draw { to { stroke-dashoffset: 0; } } */

<div className="relative h-full w-full overflow-hidden">
  <div className="absolute left-1/4 top-1/2 h-64 w-64 -translate-y-1/2 rounded-full
                  bg-emerald-300/60 blur-3xl animate-[blob_7s_ease-in-out_infinite]" />
  <div className="absolute right-1/4 top-1/2 h-64 w-64 -translate-y-1/2 rounded-full
                  bg-amber-200/60 blur-3xl animate-[blob_9s_1s_ease-in-out_infinite]" />
</div>
/* @keyframes blob {
  0%,100%{transform:translate(0,0) scale(1)}
  33%{transform:translate(30px,-20px) scale(1.1)}
  66%{transform:translate(-20px,15px) scale(0.95)} } */

<div className="relative overflow-hidden">
  <div className="absolute inset-x-0 h-px bg-emerald-500
                  shadow-[0_0_12px_2px_rgba(16,185,129,0.7)]
                  animate-[scan_2s_ease-in-out_infinite]" />
  {/* …content… */}
</div>
/* @keyframes scan { 0%,100%{transform:translateY(-100%)} 50%{transform:translateY(2400%)} } */

<div className="w-full overflow-hidden">
  <div className="flex w-max gap-8 whitespace-nowrap animate-[marquee_18s_linear_infinite]">
    {[...items, ...items].map((t, i) => <span key={i}>{t}</span>)}
  </div>
</div>
/* @keyframes marquee { to { transform: translateX(-50%); } } */

<span className="inline-block h-[1em] w-[2px] translate-y-0.5 bg-current
                animate-[caret_1s_steps(2)_infinite]" />
/* @keyframes caret { 50% { opacity: 0; } } */

<div className="animate-[float_4s_ease-in-out_infinite]">{/* svg */}</div>
/* @keyframes float { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-6px)} } */

<div className="relative h-20 w-20">
  <div className="absolute inset-0 rounded-full border border-foreground/20" />
  <div className="absolute left-1/2 top-1/2 h-2 w-2 -translate-x-1/2 -translate-y-1/2
                  rounded-full bg-current animate-[orbit_2.4s_linear_infinite]" />
</div>
/* @keyframes orbit {
  from { transform: rotate(0) translateX(40px) rotate(0); }
  to   { transform: rotate(360deg) translateX(40px) rotate(-360deg); } } */