.falling-version .play{max-width:700px}.falling-version .play-head{padding:0 6px}.falling-version .dashboard{margin:12px 6px;height:62px}.falling-version .timer{width:60px;height:60px}.field-guide{text-align:center;font-size:14px;color:var(--muted);margin:12px 0}.fall-board{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:16px;padding:0 8px}.lane{min-width:0;position:relative}.fall-zone{position:relative;height:clamp(180px,32dvh,340px);overflow:hidden;border:1px solid #c6e1d7;border-radius:18px 18px 6px 6px;background:linear-gradient(180deg,#ebfaf5,#d7f0e6);background-image:linear-gradient(#e5f7efbb,#d1eee1cc),repeating-linear-gradient(0deg,transparent 0 47px,#add1c2 48px 49px)}.lane-tag{position:absolute;top:10px;left:12px;letter-spacing:.15em;font-size:12px;color:#628778}.fall-word{position:absolute;top:0;left:5px;right:5px;text-align:center;padding:22px 5px 8px;will-change:transform;z-index:1}.fall-caption{display:block;font-size:12px;color:var(--muted);margin:0 0 5px}.fall-word h3{font-size:clamp(28px,4vw,38px);line-height:1.22;margin:0;overflow-wrap:anywhere;color:#143e35;text-shadow:0 2px 0 white;font-weight:850}.landing-line{position:absolute;bottom:3px;left:8px;right:8px;height:4px;background:#509f82;border-radius:10px}.lane.danger .landing-line{background:#d58827}.lane.danger .fall-zone{border-color:#d58827}.lane-choices{display:grid;gap:9px}.lane .choice{font-size:clamp(16px,2.2vw,21px);line-height:1.45;gap:8px;min-height:58px;padding:9px 10px;overflow-wrap:anywhere}.lane .choice span{min-width:19px;height:19px;font-size:12px}.lane-feedback{height:37px;display:flex;align-items:center;justify-content:center;text-align:center;font-weight:750;font-size:14px;line-height:1.3;overflow-wrap:anywhere;color:var(--green)}.lane-feedback.wrong{color:var(--red)}.lane .choice.eliminated{visibility:hidden;pointer-events:none}.lane-skip{width:100%;font-size:14px}.lane.hit .fall-zone{box-shadow:inset 0 0 0 2px #39ad85}.lane.hit .fall-word{opacity:.3}.lane.miss .fall-zone{box-shadow:inset 0 0 0 2px #dbaa71}.mode-note{font-size:13px;color:var(--muted)}.compare-link{text-align:center;font-size:16px;margin:16px}.compare-link a{color:var(--green);text-underline-offset:4px}.is-playing .compare-link,.is-playing footer{display:none}.falling-version.is-playing .header{display:none}.falling-version.is-playing main{padding-top:16px;padding-bottom:8px}.falling-version.is-playing .play-actions{margin:0 8px}.falling-version .choice.correct{background:#bff1d8}.falling-version .combo.burst::before,.falling-version .combo.burst::after{font-size:30px}@media(max-width:700px){.falling-version.is-playing main{padding:10px 10px 0}.fall-board{gap:10px;padding:0 2px}.fall-zone{height:clamp(150px,31dvh,300px)}.lane .choice{min-height:56px;padding:8px 7px;gap:6px}.falling-version .play-head h2{font-size:18px}.falling-version .dashboard{margin:7px 6px;height:58px}.falling-version .dashboard .combo strong{font-size:22px}.falling-version .dashboard .combo small{font-size:12px}.falling-version .timer{height:54px;width:54px}.field-guide{font-size:13px;margin:8px 0}.fall-word h3{font-size:28px}}@media(max-height:650px){.fall-zone{height:150px}.lane .choice{min-height:48px}.lane-choices{gap:6px}.lane-feedback{height:30px}.falling-version .dashboard{height:48px}.falling-version .timer{height:48px;width:48px}.lane-skip{min-height:36px;padding:8px}.falling-version .play-actions .quiet{padding:4px 10px;min-height:32px}}@media(prefers-reduced-motion:reduce){.fall-word{will-change:auto}}

/* 次の問題の同じ位置にポインターがあっても、選択済みの色にしない。 */
.falling-version .lane .choice:hover:not(:disabled){background:white;border-color:var(--line)}
.falling-version .lane .choice:active:not(:disabled){transform:translateY(2px)}
.sound-setting{display:flex;align-items:center;justify-content:center;gap:7px;font-size:16px;white-space:nowrap;cursor:pointer}
.sound-setting input{width:18px;height:18px;accent-color:var(--green)}

.lane-feedback{height:auto;min-height:40px;padding:5px 0}.falling-version .dashboard{min-height:72px}.fall-word{padding-top:28px}.lane .choice span{flex-shrink:0}

.falling-version .timer{width:64px;height:64px}

/* プレイ中は単語と回答を主役にする。操作説明は開始前だけに表示。 */
.falling-version .play-actions{justify-content:flex-end}
.falling-version .fall-word{padding-top:var(--space-4)}
.falling-version .dashboard{margin-bottom:var(--space-3)}
.falling-version .lane .choice>span{display:none}
@media (hover:hover) and (pointer:fine) and (min-width:701px){.falling-version .lane .choice>span{display:inline-flex}}