/* Botón flotante independiente: no modifica styles.css ni logo.css */
.counstudy-whatsapp{position:fixed;right:24px;bottom:24px;z-index:9999;display:flex;align-items:center;justify-content:center;gap:9px;min-height:58px;padding:0 17px;border-radius:999px;background:#25d366;color:#fff!important;box-shadow:0 7px 22px rgba(0,0,0,.25);font:700 14px Arial,sans-serif;text-decoration:none;transition:transform .2s ease,background-color .2s ease;}
.counstudy-whatsapp:hover{background:#1da851;transform:translateY(-3px);color:#fff!important;}
.counstudy-whatsapp:focus-visible{outline:3px solid #102339;outline-offset:3px;}
.counstudy-whatsapp svg{display:block;flex:none;}
@media(max-width:600px){.counstudy-whatsapp{right:16px;bottom:16px;width:58px;height:58px;padding:0;}.counstudy-whatsapp-label{display:none;}}
@media(prefers-reduced-motion:reduce){.counstudy-whatsapp{transition:none;}}