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.flash-back,.deck.is-deck .flash.is-shown .flash-inner{transform:rotateY(180deg)}.deck.is-deck .flash.is-on:before,.deck.is-deck .flash.is-on:after{content:"";border:1px solid var(--line-2);background:var(--surface);z-index:-1;border-radius:20px;transition:opacity .2s;position:absolute;inset:0}.deck.is-deck .flash.is-on:before{opacity:.8;transform:translate(7px,7px)rotate(1.2deg)}.deck.is-deck .flash.is-on:after{opacity:.55;transform:translate(13px,13px)rotate(2.4deg)}.deck[data-left="1"] .flash.is-on:after,.deck[data-left="0"] .flash.is-on:after,.deck[data-left="0"] .flash.is-on:before{opacity:0}.deck.is-deck{isolation:isolate;padding:0 14px 14px 0}@keyframes flash-in{0%{opacity:0;transform:translate(24px)rotate(1deg)}}.deck.is-sheet .flash-inner,.deck:not(.is-deck) .flash-inner{grid-template-columns:repeat(auto-fit,minmax(min(100%,280px),1fr))}.deck-start p{margin:0 0 12px;font-size:1.05rem}.deck-start{margin-bottom:18px}.deck-bar{color:var(--ink-2);align-items:center;gap:12px;margin-bottom:14px;scroll-margin-top:76px;font-size:14px;display:flex}.deck-track{background:var(--line);border-radius:3px;flex:1;height:6px;overflow:hidden}.deck-track>span{background:var(--em-500);width:0;height:100%;transition:width .25s;display:block}.deck-actions{background:linear-gradient(transparent, var(--bg) 30%);z-index:2;gap:6px;padding:12px 0 14px;display:grid;position:sticky;bottom:0}.deck-actions .btn{width:100%}.deck-rate{grid-template-columns:1fr 1fr;gap:10px;display:grid}.deck-keys{text-align:center;margin:0}@media (hover:none){.deck-keys{display:none}}.deck-done h2{margin:0 0 6px}@media (prefers-reduced-motion:reduce){.deck.is-deck .flash.is-on{animation:none}.deck.is-deck .flash-inner{transition:none}}.rv-cards{border:1px solid var(--gold-line);background:var(--gold-soft);border-radius:14px;margin-bottom:16px;padding:12px 16px}.rv-cards p{margin:0 0 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