#ac-calc-float{position:fixed;bottom:calc(20px + var(--sfw-safe-bottom, 0px));inset-inline-end:20px;z-index:99997;display:flex;align-items:center;gap:8px;background:linear-gradient(135deg,#1e9bb5,#157e93);color:#fff;padding:12px 18px;border-radius:999px;text-decoration:none;font-weight:700;font-size:14px;box-shadow:0 6px 18px rgba(30,155,181,.4);transition:transform .2s,box-shadow .2s;white-space:nowrap}
#ac-calc-float:hover{transform:translateY(-3px);box-shadow:0 10px 24px rgba(30,155,181,.5);color:#fff}
#ac-calc-float svg{width:20px;height:20px;fill:#fff;flex-shrink:0}
@media (max-width:480px){
  #ac-calc-float{bottom:calc(14px + var(--sfw-safe-bottom, 0px));inset-inline-end:14px;padding:9px 14px;font-size:12.5px;gap:6px}
  #ac-calc-float svg{width:18px;height:18px}
}