.float-contact{position:fixed;left:18px;bottom:20px;z-index:90;display:flex;flex-direction:column;gap:12px;align-items:center}
.float-contact a{position:relative;width:54px;height:54px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;box-shadow:0 10px 26px -6px rgba(0,0,0,.55);transition:transform .25s cubic-bezier(.22,1,.36,1),box-shadow .25s;text-decoration:none;animation:fcFloat 3.6s ease-in-out infinite}
.float-contact a.fc-wa{background:#25d366;animation-delay:.4s}
.float-contact a.fc-mail{background:linear-gradient(135deg,#7f77dd,#534ab7)}
.float-contact a svg{width:26px;height:26px;fill:currentColor}
.float-contact a::before{content:"";position:absolute;inset:0;border-radius:50%;background:inherit;z-index:-1;animation:fcPulse 2.6s ease-out infinite}
.float-contact a.fc-mail::before{animation-delay:1.1s}
.float-contact a:hover{transform:translateY(-4px) scale(1.1);box-shadow:0 16px 34px -8px rgba(0,0,0,.65)}
.float-contact a:active{transform:scale(.96)}
@keyframes fcFloat{0%,100%{translate:0 0}50%{translate:0 -4px}}
@keyframes fcPulse{0%{transform:scale(1);opacity:.45}70%,100%{transform:scale(1.7);opacity:0}}
@media (prefers-reduced-motion:reduce){.float-contact a,.float-contact a::before{animation:none!important}}
@media (max-width:560px){.float-contact{left:12px;bottom:14px;gap:10px}.float-contact a{width:48px;height:48px}}