body{min-width:280px}.visual-shell{height:100svh;min-height:600px;max-width:620px;margin:auto;display:flex;flex-direction:column}.visual-shell .app-header{width:100%;padding:15px 22px 12px;flex:none}.visual-shell .brand{font-size:22px}.visual-shell .preview-label{font-size:10px;letter-spacing:.1px;margin-top:3px}.visual-shell .icon-button{width:40px;height:40px;font-size:25px}.visual-main{width:100%;padding:0 20px 8px;min-height:0;flex:1;display:flex;flex-direction:column}.visual-modes{margin:0 0 15px;flex:none;padding:3px;border-radius:14px;gap:3px}.visual-modes button{min-height:40px;font-size:12px}.deck-context{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:0 2px 13px;flex:none}.deck-context h2{font-size:15px;font-weight:600;letter-spacing:-.15px}.deck-count{font-size:14px;font-weight:650;font-variant-numeric:tabular-nums}.deck-count span{font-weight:450;color:var(--muted)}.card-stage{display:flex;flex:1;min-height:290px;perspective:1200px}.classic-card{display:flex;flex-direction:column;position:relative;width:100%;height:100%;min-height:290px;border:1px solid var(--line);border-radius:30px;padding:26px 24px;background:var(--surface);color:var(--ink);box-shadow:0 10px 35px #28233f0b;text-align:center;overflow:auto}.classic-card:disabled{opacity:1}.classic-card .classic-face{display:flex;flex-direction:column;flex:1;min-height:0;transform-style:preserve-3d;backface-visibility:hidden}.classic-card#turn-card{touch-action:pan-y;cursor:pointer;overflow:hidden;transition:none}.classic-card#turn-card:active{transform:none}.face-label{text-align:left;text-transform:uppercase;font-size:10px;font-weight:650;letter-spacing:1.7px;color:var(--muted);flex:none}.face-center{flex:1;display:flex;flex-direction:column;justify-content:center;align-items:center;min-height:155px;padding:18px 0 27px}.face-center h1{font-size:clamp(43px,13.5vw,64px);font-weight:650;line-height:1.08;letter-spacing:-2px;max-width:100%;overflow-wrap:anywhere}.back-center{padding-bottom:24px;min-height:135px}.back-center h1{font-size:clamp(31px,10vw,47px);letter-spacing:-1.3px}.original{font-size:16px;color:var(--muted);margin-top:12px}.card-hint{display:flex;justify-content:center;align-items:center;gap:7px;font-size:11px;color:var(--muted);line-height:1.5;flex:none}.card-hint>span{font-size:18px;color:var(--accent)}.card-example{text-align:left;background:var(--bg);border-radius:17px;padding:16px 17px;flex:none;margin-bottom:20px}.card-example p{font-size:16px;line-height:1.45}.card-example p+p{font-size:13px;color:var(--muted);margin-top:5px}.card-linguistics{font-size:13px;margin:0 0 16px}.card-linguistics>div{display:flex;justify-content:space-between;gap:10px}.card-linguistics dt{color:var(--muted)}.card-linguistics dd{margin:0}.card-bottom{flex:none;min-height:48px}.deck-navigation{display:flex;align-items:center;justify-content:space-between;height:61px;padding:4px 2px 0;gap:10px}.deck-arrow{width:43px;height:43px;border-radius:50%;border:1px solid var(--line);background:var(--surface);color:var(--ink);font-size:29px;display:grid;place-items:center;padding:0 0 3px}.deck-arrow:disabled{opacity:.25}.navigation-hint{font-size:11px;color:var(--muted)}.recall-invitation{height:51px;display:flex;align-items:center;justify-content:center}.recall-invitation>p{font-size:12px;color:var(--muted)}.recall-invitation .button{border-radius:16px;min-height:48px;font-size:14px}.preview-nav{flex:none;display:flex;background:var(--surface);border-top:1px solid var(--line);gap:4px;padding:7px 10px max(8px,env(safe-area-inset-bottom));}.preview-nav>span{display:flex;flex:1;flex-direction:column;align-items:center;justify-content:center;font-size:24px;color:var(--muted);min-height:50px;border-radius:14px;line-height:1.1;padding:5px}.preview-nav small{font-size:10px;margin-top:4px}.preview-nav [aria-current=page]{background:var(--accent-soft);color:var(--accent)}.recall-card,.result-card,.own-card{text-align:left}.recall-prompt{flex:1;display:flex;flex-direction:column;justify-content:center;gap:13px;padding:24px 0}.recall-prompt h1{font-size:38px;letter-spacing:-1.2px}.recall-prompt>p{font-size:13px;color:var(--muted)}#recall-form{display:grid;gap:12px;margin-bottom:20px}#recall-form label,.own-card>label{font-size:12px;font-weight:600}#recall-form input{padding:15px;font-size:19px;min-height:58px}#recall-form .button{margin-top:4px}.boundary-note{text-align:center;font-size:11px;color:var(--muted);margin:14px 8px;line-height:1.6}.result-status{font-size:12px;font-weight:650}.success-status{color:var(--good)}.error-status{color:var(--danger)}.written-answer{font-size:12px;color:var(--muted);margin-top:13px}.written-answer span{color:var(--ink)}.result-word{flex:1;min-height:106px;display:flex;flex-direction:column;justify-content:center;align-items:center;padding:17px 0}.result-word h1{font-size:44px;letter-spacing:-1.5px}.result-word>p{font-size:17px;color:var(--muted);margin-top:7px}.result-explanation{font-size:13px;line-height:1.5;margin-bottom:16px}.result-card .card-example{padding:12px 15px;margin-bottom:17px}.result-card .card-example p{font-size:14px}.result-card .card-example p+p{font-size:12px}.rating-preview{display:grid;grid-template-columns:repeat(2,1fr);gap:8px}.rating-preview button{border:1px solid var(--line);background:var(--bg);color:var(--ink);border-radius:13px;min-height:44px;font-size:12px;font-weight:600;opacity:.55}.rating-preview button.featured{border-color:var(--accent);color:var(--accent);background:var(--accent-soft)}.own-prompt{padding:24px 0}.own-prompt h1{font-size:36px}.own-prompt p{margin-top:8px;color:var(--muted)}.own-card .own-editor{margin:12px 0 18px;flex:1;min-height:120px;font-size:16px}.own-card .card-hint{display:block;text-align:left}.classic-card .card-hint{opacity:1}
@media(min-width:650px){.visual-shell{max-height:950px;margin-block:12px}.visual-shell .app-header{padding-top:15px}.visual-main{padding-top:0}.card-stage{min-height:320px}.classic-card{padding:30px}.face-center h1{font-size:68px}.back-center h1{font-size:47px}.preview-nav{border:1px solid var(--line);border-radius:22px 22px 0 0}}
@media(max-height:720px){.visual-shell{min-height:540px}.visual-shell .app-header{padding-block:10px}.visual-modes{margin-bottom:10px}.visual-modes button{min-height:36px}.deck-context{margin-bottom:9px}.card-stage,.classic-card{min-height:245px}.classic-card{padding:20px}.face-center{min-height:100px}.back-center{min-height:80px;padding:15px 0}.card-example{padding:12px;margin-bottom:12px}.deck-navigation{height:48px}.recall-invitation{height:44px}.recall-invitation .button{min-height:42px}.preview-nav>span{min-height:43px}.preview-nav{padding-top:4px;padding-bottom:4px}.result-card .result-word{min-height:65px;padding:10px 0}.result-word h1{font-size:35px}.result-explanation{margin-bottom:10px}.result-card .card-example{margin-bottom:10px}.rating-preview button{min-height:36px}.recall-prompt{padding:14px 0}.recall-prompt h1{font-size:32px}}
@media(prefers-reduced-motion:reduce){.classic-face{transform:none!important}}
/* Integration: same app chrome; only the active card area uses this layout. */
main.flashcard-flow{height:calc(100svh - 178px - env(safe-area-inset-top) - env(safe-area-inset-bottom));min-height:480px;display:flex;flex-direction:column;padding:5px 22px 10px}.flashcard-flow .classic-card{min-height:240px}.flashcard-flow .card-stage{min-height:240px}.flashcard-flow .card-bottom .boundary-note{margin:11px 0}.flashcard-flow .study-modes{flex:none;margin-bottom:14px}.flashcard-flow .deck-context{flex:none}.flashcard-flow .correction{flex:none;margin-top:8px}.flashcard-flow .correction summary{padding-top:5px;min-height:36px}.flashcard-flow .recall-card form{display:grid;gap:9px}.flashcard-flow .recall-card form .field-label{margin:0}.flashcard-flow .recall-card #study-actions{margin:4px 0 0}.flashcard-flow .recall-card .secondary-actions{margin-top:8px}.flashcard-flow .recall-card .answer-input{min-height:58px}.flashcard-flow .result-card .example{margin:0 0 14px;padding:12px 15px;flex:none}.flashcard-flow .result-card .example .eyebrow{display:none}.flashcard-flow .result-card .example p{font-size:14px}.flashcard-flow .result-card .example p.translation{font-size:12px}.flashcard-flow .result-card .live-ratings{margin-top:0;flex:none}.flashcard-flow .result-card .rating{min-height:48px;font-size:12px;border-radius:13px}.flashcard-flow .result-card .rating small{font-size:9px}.metadata-warning{font-size:10px;text-align:left;margin:0 0 10px}.classic-card .card-linguistics{max-height:125px;overflow:auto;flex:none;text-align:left}.classic-card .card-linguistics div{align-items:flex-start}.classic-card .card-linguistics dd{max-width:65%;overflow-wrap:anywhere}
@media(max-height:720px){main.flashcard-flow{height:auto;min-height:calc(100svh - 165px);padding-bottom:95px}.flashcard-flow .classic-card,.flashcard-flow .card-stage{min-height:300px}.flashcard-flow .study-modes{margin-bottom:10px}}
@media(min-width:750px){main.flashcard-flow{padding-top:5px}}