:root{--accent:#e9bc73}#boot.failed.gone{opacity:1;pointer-events:auto}button.on{background:#342b20}.sand-friction{color:var(--dim);justify-content:space-between;margin-top:1rem;font-size:.65rem;display:flex}.sand-friction output{color:var(--accent)}#friction,#grains,#grain-size{width:100%;accent-color:var(--accent);min-height:26px;margin:.55rem 0 0}.sand-hint{color:var(--dim);margin:.3rem 0 0;font-size:.6rem}.sand-note{color:var(--text);margin-bottom:0;font-size:.68rem;line-height:1.8}button:focus-visible,input:focus-visible,a:focus-visible{outline:2px solid var(--accent);outline-offset:3px}@media (width<=640px){#canvas{height:54dvh}.sand-note{font-size:.62rem}.controls{font-size:.58rem;line-height:1.7}.hud-bezel{max-height:52dvh;overflow-y:auto}#marquee .marquee-sub{letter-spacing:.14em;font-size:.5rem}}