/* Formula Unit: site-wide social media rail */
.fu-social-rail{position:fixed;right:16px;top:50%;transform:translateY(-50%);z-index:1200;display:flex;flex-direction:column;gap:9px;padding:9px 7px;border:1px solid rgba(255,255,255,.7);border-radius:22px;background:rgba(255,255,255,.9);box-shadow:0 12px 30px rgba(35,20,30,.14);backdrop-filter:blur(10px)}
.fu-social-rail a{width:40px;height:40px;border-radius:13px;display:grid;place-items:center;color:var(--pink,#e91e63);background:#fff;text-decoration:none;transition:transform .22s ease,background .22s ease,color .22s ease,box-shadow .22s ease}
.fu-social-rail a:hover{transform:translateX(-3px) scale(1.06);background:var(--pink,#e91e63);color:#fff;box-shadow:0 8px 18px rgba(233,30,99,.24)}
.fu-social-rail svg{width:21px;height:21px;fill:currentColor}
@media(max-width:700px){.fu-social-rail{right:9px;top:auto;bottom:18px;transform:none;flex-direction:row;gap:6px;padding:6px;border-radius:18px}.fu-social-rail a{width:38px;height:38px;border-radius:11px}.fu-social-rail a:hover{transform:translateY(-2px) scale(1.04)}}