.depth-chip{position:fixed;bottom:calc(90px + env(safe-area-inset-bottom,0px));left:50%;transform:translate(-50%);max-width:min(92vw,640px);padding:.45rem 1.1rem;background:#0c0a08c7;border:1px solid rgba(var(--ui-accent-rgb),.55);color:var(--ui-accent-strong);font-family:var(--font-system);font-size:.85rem;letter-spacing:.3px;line-height:1.4;text-align:center;border-radius:20px;z-index:110;opacity:0;transition:opacity .3s ease;pointer-events:none}.depth-chip.visible{opacity:1}.pan-btn.engaged{background:#346e52eb;border-color:#aaebc3d9}.pan-btn.autozoom-speed{font-family:var(--font-system);font-size:.95rem;font-weight:700;letter-spacing:.02em;color:#fff}