.back-to-top{position:fixed;right:28px;bottom:32px;width:52px;height:52px;display:flex;align-items:center;justify-content:center;background:#9dc33b;color:#1a1a1a;border-radius:50%;text-decoration:none;box-shadow:0 6px 20px rgba(0,0,0,.18);z-index:1200;opacity:0;visibility:hidden;transform:translateY(24px) scale(.85);transition:opacity .45s cubic-bezier(.4, 0, .2, 1),visibility .45s cubic-bezier(.4, 0, .2, 1),transform .45s cubic-bezier(.4, 0, .2, 1),background .3s,box-shadow .3s,color .3s;overflow:hidden}.back-to-top.is-visible{opacity:1;visibility:visible;transform:translateY(0) scale(1)}.back-to-top:focus,.back-to-top:hover{background:#87ad32;color:#fff;text-decoration:none;box-shadow:0 10px 28px rgba(157,195,59,.45)}.back-to-top:focus{outline:0}.back-to-top:focus-visible{outline:#9dc33b solid 2px;outline-offset:3px}.back-to-top__icon{position:relative;z-index:2;display:flex;align-items:center;justify-content:center;width:24px;height:24px;animation:2s ease-in-out infinite back-to-top-bounce}.back-to-top__icon svg{width:22px;height:22px;display:block;stroke:currentColor;fill:none;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}.back-to-top:focus .back-to-top__icon,.back-to-top:hover .back-to-top__icon{animation:.7s ease-in-out infinite back-to-top-bounce-fast}.back-to-top__ring{position:absolute;inset:0;border-radius:50%;border:2px solid rgba(157,195,59,.55);opacity:0;transform:scale(1);animation:2.4s ease-out infinite back-to-top-ring;pointer-events:none}.back-to-top:focus .back-to-top__ring,.back-to-top:hover .back-to-top__ring{animation:1.2s ease-out infinite back-to-top-ring-fast}.back-to-top::after{content:"";position:absolute;top:-50%;left:-60%;width:40%;height:200%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.35),transparent);transform:rotate(25deg) translateX(-120%);transition:transform .6s;pointer-events:none}.back-to-top:hover::after{transform:rotate(25deg) translateX(320%)}@keyframes back-to-top-bounce{0%,100%{transform:translateY(0)}50%{transform:translateY(-5px)}}@keyframes back-to-top-bounce-fast{0%,100%{transform:translateY(0)}50%{transform:translateY(-7px)}}@keyframes back-to-top-ring{0%{opacity:.7;transform:scale(1)}100%{opacity:0;transform:scale(1.55)}}@keyframes back-to-top-ring-fast{0%{opacity:.85;transform:scale(1)}100%{opacity:0;transform:scale(1.7)}}@media (max-width:991px){.back-to-top{right:20px;bottom:24px;width:48px;height:48px}.back-to-top__icon svg{width:20px;height:20px}}@media (max-width:639px){.back-to-top{right:16px;bottom:20px;width:44px;height:44px}}