.flow-board{aspect-ratio:1;border:1px solid var(--games-rule,#cfd3c9);touch-action:none;background:var(--games-paper,#f6f5f1);border-radius:6px;grid-auto-rows:minmax(0,1fr);width:min(100%,540px);margin:0 auto;display:grid;position:relative;overflow:hidden}.flow-svg{pointer-events:none;z-index:1;width:100%;height:100%;position:absolute;inset:0}.flow-svg polyline{fill:none;stroke-width:.32px;stroke-linecap:round;stroke-linejoin:round;opacity:.9}.flow-svg polyline.is-active{stroke-width:.38px}.kit .flow-board button{min-height:0;box-shadow:inset 0 0 0 .5px var(--games-rule,#cfd3c9);outline-offset:-3px;border:0;border-radius:0;justify-content:center;padding:0}.kit .flow-board button[data-filled]{background:color-mix(in srgb, var(--c) 18%, transparent)}.flow-board button.is-end span{z-index:2;aspect-ratio:1;background:var(--c);color:#fff;text-shadow:0 1px 1px #0006;border-radius:50%;place-items:center;width:72%;font-size:clamp(.7rem,2.6vw,1rem);font-weight:700;display:grid;position:relative}.flow-done{font-weight:600}