.df-install{position:fixed;z-index:99990;left:50%;bottom:16px;transform:translateX(-50%);width:min(440px,calc(100vw - 24px));display:grid;grid-template-columns:48px 1fr;gap:6px 12px;align-items:center;padding:12px 14px;background:#fff;color:#12263a;border:1px solid #cfe0ea;border-radius:16px;box-shadow:0 10px 30px rgba(18,38,58,.22);font:14px/1.4 system-ui,-apple-system,Segoe UI,Roboto,sans-serif}
.df-install img{width:48px;height:48px;border-radius:11px;grid-row:1/3}
.df-install__t strong{display:block;font-size:15px}.df-install__t span{display:block;color:#4a6378;font-size:13px}
.df-install__b{grid-column:2;display:flex;gap:8px;justify-content:flex-end}
.df-install__b button{min-height:40px;padding:0 14px;border-radius:10px;border:1px solid #b9cddb;background:#fff;color:#12263a;font:inherit;font-weight:600;cursor:pointer}
.df-install__b .df-install__go{background:#069fe0;border-color:#069fe0;color:#fff}
.df-install button:focus-visible,.df-ios button:focus-visible,.df-install-foot button:focus-visible{outline:3px solid #12263a;outline-offset:2px}
.df-install-foot{text-align:center;padding:10px 12px 18px}.df-install-foot button{background:none;border:0;color:inherit;text-decoration:underline;font:inherit;cursor:pointer;padding:8px}
.df-ios{position:fixed;z-index:99995;left:50%;bottom:20px;transform:translateX(-50%);width:min(420px,calc(100vw - 24px));background:#12263a;color:#fff;border-radius:14px;padding:16px;text-align:center;box-shadow:0 10px 30px rgba(0,0,0,.35);font:15px/1.5 system-ui,-apple-system,sans-serif}
.df-ios p{margin:0 0 10px}.df-ios button{min-height:40px;padding:0 18px;border:0;border-radius:10px;background:#069fe0;color:#fff;font:inherit;font-weight:600}
@media (prefers-reduced-motion:no-preference){.df-install{animation:dfin .25s ease-out}@keyframes dfin{from{opacity:0;transform:translate(-50%,10px)}to{opacity:1;transform:translate(-50%,0)}}}
@media print{.df-install,.df-ios,.df-install-foot{display:none!important}}