:root{--b-bg:#fff;--b-fg:#0a0a0c;--b-muted:#767676;--b-border:#e7e7e7;--b-border-strong:#d4d4d4;--b-surface:#f3f3f3;--b-accent:#fb3966;--b-accent-fg:#fff;--b-danger:#d92d20;--b-success:#15803d;--font-sans:"Satoshi",-apple-system,BlinkMacSystemFont,sans-serif}.btc{position:absolute;top:0;left:0;z-index:6;width:34px;height:34px;margin:-17px 0 0 -17px;pointer-events:none;opacity:0;transition:opacity .16s cubic-bezier(.4,0,.2,1);will-change:transform}.btc.is-on{opacity:1}.btc__dot{display:block;width:100%;height:100%;border-radius:999px;border:1px solid rgba(120,120,128,.35);background:#ffffff73;backdrop-filter:blur(2px);-webkit-backdrop-filter:blur(2px);transition:transform .18s cubic-bezier(.16,1,.3,1),background .14s cubic-bezier(.4,0,.2,1)}.btc.is-grow .btc__dot{transform:scale(1.22)}.btc.is-press .btc__dot{transform:scale(.78);background:#ffffffb8}.btc-ripple{position:absolute;top:0;left:0;z-index:6;width:34px;height:34px;margin:-17px 0 0 -17px;border-radius:999px;border:1px solid hsla(0,0%,100%,.9);background:#ffffff47;pointer-events:none;opacity:0;animation:btc-tap .46s cubic-bezier(.16,1,.3,1)}@keyframes btc-tap{0%{opacity:1;scale:.5}to{opacity:0;scale:2.1}}@keyframes btc-fade{0%{opacity:.9}to{opacity:0}}@media(prefers-reduced-motion:reduce){.btc__dot{transition:background .14s cubic-bezier(.4,0,.2,1)}.btc-ripple{animation:btc-fade .32s cubic-bezier(.4,0,.2,1)}}