.spk{flex:none;display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;border-radius:9px;border:1.5px solid var(--line);background:var(--surface);color:var(--brand-ink);cursor:pointer;padding:0;transition:all .15s}.spk:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-soft)}.spk:focus-visible{outline:2px solid var(--brand);outline-offset:2px}.spk.on{background:var(--brand);border-color:var(--brand);color:#fff;animation:spk-pulse .9s ease-in-out infinite}@media (prefers-color-scheme:dark){.spk{color:var(--brand)}}.spk.spk-lg{width:44px;height:44px;border-radius:12px}@keyframes spk-pulse{0%,to{box-shadow:0 0 0 0 rgba(47,74,156,.4)}50%{box-shadow:0 0 0 6px rgba(47,74,156,0)}}@media (prefers-reduced-motion:reduce){.spk.on{animation:none}}