.mobile-controls{ position:fixed; left:50%; transform:translateX(-50%); bottom:8px; pointer-events:auto; display:flex; flex-direction:column; gap:6px; align-items:center; }
.mobile-controls .row{ display:flex; gap:6px; }
.mobile-controls .btn{ background:rgba(0,0,0,0.5); border:1px solid #0f8; color:#fff; padding:10px 14px; border-radius:10px; }
.mobile-controls .btn.wide{ min-width:120px; }
@media (max-width: 900px){ .mobile-controls{ display:flex !important; } }
@media (min-width: 901px){ .mobile-controls{ display:none; } }