Tool Call Card

<!-- Tool Call Card — function-call in progress with collapsible arguments -->
<div class="nuda-ac2-toolcall">
  <div class="nuda-ac2-toolcall__head">
    <span class="nuda-ac2-toolcall__icon" aria-hidden="true">
      <svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2"
           stroke-linecap="round" stroke-linejoin="round">
        <path d="M14.7 6.3 A 4 4 0 0 1 8.4 12.6 L3 18 L6 21 L11.4 15.6 A 4 4 0 0 1 17.7 9.3 Z" />
      </svg>
    </span>
    <span class="nuda-ac2-toolcall__name">search_docs</span>
    <span class="nuda-ac2-toolcall__status">
      <i class="nuda-ac2-toolcall__dot" aria-hidden="true"></i>
      Running
    </span>
  </div>
  <details class="nuda-ac2-toolcall__args" open>
    <summary class="nuda-ac2-toolcall__summary">Arguments</summary>
    <pre class="nuda-ac2-toolcall__code">{ "query": "refund policy", "limit": 5 }</pre>
  </details>
</div>

.nuda-ac2-toolcall {
  width: 300px;
  padding: 10px;
  background: #141414;
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 10px;
  font: 12px ui-sans-serif,system-ui,sans-serif;
  color: #cfcfcf;
  box-sizing: border-box;
}

.nuda-ac2-toolcall__head {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nuda-ac2-toolcall__icon {
  width: 22px;
  height: 22px;
  flex: none;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(228,255,84,.12);
  border-radius: 6px;
  color: #e4ff54;
}

.nuda-ac2-toolcall__icon svg {
  width: 12px;
  height: 12px;
}

.nuda-ac2-toolcall__name {
  font-weight: 700;
  color: #fafafa;
  font-family: ui-monospace,Menlo,monospace;
  font-size: 12px;
}

.nuda-ac2-toolcall__status {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: #777;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: .04em;
}

.nuda-ac2-toolcall__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #e4ff54;
  flex: none;
  animation: _nuda-ac2toolcall 1.4s ease-in-out infinite;
}

.nuda-ac2-toolcall__args {
  margin-top: 8px;
}

.nuda-ac2-toolcall__summary {
  cursor: pointer;
  color: #a1a1aa;
  font-size: 11px;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 6px;
  min-height: 20px;
}

.nuda-ac2-toolcall__summary::-webkit-details-marker {
  display: none;
}

.nuda-ac2-toolcall__summary::before {
  content: "";
  width: 6px;
  height: 6px;
  border-right: 1.5px solid #777;
  border-bottom: 1.5px solid #777;
  transform: rotate(-45deg);
  transition: transform .2s;
}

.nuda-ac2-toolcall__args[open] .nuda-ac2-toolcall__summary::before {
  transform: rotate(45deg);
}

.nuda-ac2-toolcall__code {
  margin: 6px 0 0;
  padding: 8px;
  background: #0a0a0a;
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 6px;
  color: #9fe08f;
  font-family: ui-monospace,Menlo,monospace;
  font-size: 11px;
  white-space: pre-wrap;
  word-break: break-word;
}

@keyframes _nuda-ac2toolcall {
  0%,100% {
    opacity: .4;
    transform: scale(.8);
  }
  50% {
    opacity: 1;
    transform: scale(1.15);
  }
}

@media (prefers-reduced-motion: reduce) {
  .nuda-ac2-toolcall__dot {
    animation: none !important;
    opacity: 1;
    transform: none !important;
  }
}