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.6rem}.letters-tile.used{visibility:hidden}.letters-tile.miss{border-color:var(--bad);background:var(--bad-soft);animation:.35s cw-shake}.bridge-scene{border-radius:var(--radius);border:1px solid var(--line);background:var(--sunken);height:180px;margin-bottom:.6rem;position:relative;overflow:hidden}.bridge-bank{background:var(--line);width:18%;height:58%;position:absolute;bottom:0}.bridge-bank.left{border-radius:0 12px 0 0;left:0}.bridge-bank.right{border-radius:12px 0 0;right:0}.bridge-deck{gap:2px;height:10px;display:flex;position:absolute;bottom:58%;left:18%;right:18%}.bridge-plank{border:1px dashed var(--muted);opacity:.5;border-radius:2px;flex:1}.bridge-plank.on{opacity:1;background:var(--brand);border:0}.bridge-water{background:color-mix(in srgb, var(--accent) 55%, transparent);transition:height .2s linear;position:absolute;bottom:0;left:0;right:0}.bridge-scene.done .bridge-plank.on{background:var(--ok)}@media (prefers-reduced-motion:reduce){.tf-card,.memory-tile,.bridge-water,.letters-tile.miss{transition:none;animation:none}}.rain-stage{border-radius:var(--radius);border:1px solid var(--line);background:linear-gradient(180deg, var(--accent-soft), var(--surface));height:min(52vh,380px);position:relative;overflow:hidden;container-type:size}.rain-drop{border:1px solid var(--line);background:var(--surface);width:calc(25% - 6px);color:var(--ink);font:600 .82rem/1.15 var(--sans);overflow-wrap:anywhere;-webkit-hyphens:auto;hyphens:auto;box-shadow:var(--shadow);cursor:pointer;touch-action:manipulation;animation:rain-fall var(--fall,6s) linear forwards;border-radius:12px 12px 16px 16px;margin:0 3px;padding:.5rem .25rem;position:absolute;top:0}.rain-drop.stopped{animation-play-state:paused}.rain-drop.right{border-color:var(--ok);background:var(--ok-soft);color:var(--ok)}.rain-drop.right:before{content:"✓ 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var(--line);background:var(--surface);min-width:4.4rem;color:var(--ink);font:inherit;border-radius:12px;flex-direction:column;align-items:center;gap:2px;padding:.25rem .4rem;display:flex}button.gap-mini{border-style:solid;border-color:var(--accent);cursor:pointer}button.gap-mini:disabled{opacity:.55}.gap-mini small{color:var(--muted);font-size:.62rem}.gap-mini-stack{flex-direction:column;gap:2px;width:100%;display:flex}.gap-mini-block{text-align:center;text-overflow:ellipsis;white-space:nowrap;border-radius:5px;max-width:4.8rem;padding:2px 4px;font-size:.6rem;font-weight:700;line-height:1.1;display:block;overflow:hidden}.gap-mini-block.word{background:var(--brand-soft);color:var(--brand-ink)}.gap-mini-block.meaning{background:var(--accent-soft);color:var(--accent-ink)}.gap-mini-empty{color:var(--muted)}.gap-board{border-radius:var(--radius);touch-action:none;background:radial-gradient(circle at 1px 1px, color-mix(in srgb, var(--muted) 30%, transparent) 1.2px, transparent 1.6px) 0 0 / calc(100% / 5) calc(100% / 9), var(--sunken);width:min(100%,50.1792dvh);box-shadow:inset 0 0 0 3px var(--brand);cursor:grab;margin:0 auto;padding:7px;position:relative;overflow:hidden}.gap-spawn{background:color-mix(in srgb, var(--play) 70%, transparent);border-radius:0 0 6px 6px;width:calc(20% - 2.8px);height:5px;position:absolute;top:7px}.gap-cells{width:100%;height:100%;position:relative;container-type:size}.gap-block,.gap-ghost{width:calc(100% / var(--cols,5));height:calc(100% / var(--rows,9));padding:2px;transition:transform .12s ease-out;position:absolute;top:0;left:0}.gap-ghost{outline:2px dashed color-mix(in srgb, var(--muted) 50%, transparent);outline-offset:-4px;border-radius:9px}.gap-block>span{text-align:center;overflow-wrap:break-word;border-radius:8px;place-items:center;width:100%;height:100%;padding:1px 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forwards gap-chain;position:absolute;top:36%;left:50%;transform:translate(-50%)}@keyframes gap-chain{0%{opacity:0;transform:translate(-50%)scale(.5)}25%{opacity:1;transform:translate(-50%)scale(1.1)}to{opacity:0;transform:translate(-50%)translateY(-24px)}}.gap-controls{grid-template-columns:repeat(var(--buttons,4), 1fr);gap:.5rem;margin-top:.6rem;display:grid}.gap-controls button{border:1px solid var(--line);background:var(--surface);min-height:3.2rem;color:var(--accent-ink);font:700 1.35rem/1 var(--sans);box-shadow:var(--shadow);touch-action:manipulation;border-radius:14px}.gap-controls button:disabled{opacity:.4}@media (prefers-reduced-motion:reduce){.gap-block,.gap-block.popping>span,.gap-chain{transition:none;animation:none}}.stack.tight{gap:6px}.reminder-rule{border:1px solid var(--line);border-radius:var(--radius);flex-direction:column;gap:6px;padding:8px 10px;display:flex}.day-chips{flex-wrap:wrap;gap:4px;display:flex}.day-chip{border:1px solid var(--line);color:inherit;font:inherit;cursor:pointer;background:0 0;border-radius:999px;padding:2px 10px}.day-chip.on{background:var(--accent);border-color:var(--accent);color:var(--on-accent)}.warn-text{color:var(--bad)}.reminder-rules input[type=checkbox],.stack.tight input[type=checkbox]{flex:none;width:auto}.reminder-rules label.row input[type=time]{width:auto}.moved-notice{width:min(100% - 2rem,32rem);margin:calc(env(safe-area-inset-top) + .75rem) auto 0;border-radius:var(--radius);background:var(--accent-soft);flex-direction:column;gap:.5rem;padding:.9rem 1rem;display:flex}.moved-notice p{margin:0}.moved-notice .btn{align-self:flex-start}