.PianoNoteTrainer-module__IOF8lq__trainer{--piano-bg:#07171f;--piano-surface:#0c222b;--piano-surface-soft:#102a34;--piano-ink:#edf8f5;--piano-muted:#a9c2c0;--piano-faint:#789795;--piano-line:#d9f1ed29;--piano-line-strong:#d9f1ed47;--piano-accent:#79e4c5;--piano-accent-ink:#06251e;--piano-danger:#ff9d97;width:min(100% - 40px,1220px);color:var(--piano-ink);border:1px solid var(--piano-line-strong);background:radial-gradient(circle at 84% -12%, #79e4c51f, transparent 34%), var(--piano-bg);border-radius:16px;grid-template-rows:auto auto minmax(0,1fr);margin:0 auto;display:grid;overflow:hidden;box-shadow:0 38px 110px #00080d6b}.PianoNoteTrainer-module__IOF8lq__trainer button{font:inherit;-webkit-tap-highlight-color:transparent}.PianoNoteTrainer-module__IOF8lq__trainer button:focus-visible{z-index:3;outline:3px solid var(--piano-accent);outline-offset:2px}.PianoNoteTrainer-module__IOF8lq__trainerHeader{border-bottom:1px solid var(--piano-line);background:#071820db;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:20px;min-height:66px;padding:10px 14px;display:grid}.PianoNoteTrainer-module__IOF8lq__modeControls,.PianoNoteTrainer-module__IOF8lq__clefControls{flex-wrap:wrap;gap:5px;display:flex}.PianoNoteTrainer-module__IOF8lq__modeControls{border:1px solid var(--piano-line);background:#ddf4f009;border-radius:11px;width:fit-content;padding:3px}.PianoNoteTrainer-module__IOF8lq__modeControls button,.PianoNoteTrainer-module__IOF8lq__clefControls button,.PianoNoteTrainer-module__IOF8lq__iconButton,.PianoNoteTrainer-module__IOF8lq__nextButton{min-height:38px;color:var(--piano-muted);cursor:pointer;background:0 0;border:1px solid #0000;font-size:.7rem;font-weight:780;transition:color .17s,border-color .17s,background-color .17s,transform .17s}.PianoNoteTrainer-module__IOF8lq__modeControls button{border-radius:8px;padding:6px 12px}.PianoNoteTrainer-module__IOF8lq__modeControls button:hover,.PianoNoteTrainer-module__IOF8lq__modeControls .PianoNoteTrainer-module__IOF8lq__activeControl{color:var(--piano-ink);background:#dbf3ef1c}.PianoNoteTrainer-module__IOF8lq__headerActions{align-items:center;gap:6px;display:flex}.PianoNoteTrainer-module__IOF8lq__scoreboard{grid-template-columns:repeat(3,auto);gap:clamp(12px,2vw,24px);margin:0 8px 0 0;display:grid}.PianoNoteTrainer-module__IOF8lq__scoreboard div{gap:1px;display:grid}.PianoNoteTrainer-module__IOF8lq__scoreboard dt{color:var(--piano-faint);letter-spacing:.06em;text-transform:uppercase;font-size:.56rem;font-weight:800}.PianoNoteTrainer-module__IOF8lq__scoreboard dd{color:var(--piano-ink);margin:0;font-size:.85rem;font-weight:800}.PianoNoteTrainer-module__IOF8lq__iconButton{border-color:var(--piano-line);border-radius:9px;place-items:center;width:38px;padding:0;display:grid}.PianoNoteTrainer-module__IOF8lq__iconButton:hover{border-color:var(--piano-accent);color:var(--piano-accent);background:#79e4c512}.PianoNoteTrainer-module__IOF8lq__iconButton:active,.PianoNoteTrainer-module__IOF8lq__modeControls button:active,.PianoNoteTrainer-module__IOF8lq__clefControls button:active,.PianoNoteTrainer-module__IOF8lq__noteChoices button:active,.PianoNoteTrainer-module__IOF8lq__nextButton:active:not(:disabled),.PianoNoteTrainer-module__IOF8lq__whiteKey:active:not(:disabled){transform:scale(.97)}.PianoNoteTrainer-module__IOF8lq__blackKey:active:not(:disabled){transform:translate(-50%)translateY(2px)scale(.97)}.PianoNoteTrainer-module__IOF8lq__practiceTopline{grid-template-columns:minmax(0,1fr) auto;align-items:end;gap:18px;padding:clamp(18px,2.8vw,32px) clamp(18px,3.4vw,42px) 13px;display:grid}.PianoNoteTrainer-module__IOF8lq__practiceTopline>div:first-child>span{color:var(--piano-accent);letter-spacing:.08em;text-transform:uppercase;font-size:.62rem;font-weight:800}.PianoNoteTrainer-module__IOF8lq__practiceTopline h2{font-family:var(--font-display), sans-serif;letter-spacing:-.04em;margin:4px 0 0;font-size:clamp(1.25rem,2.2vw,1.9rem);font-weight:500;line-height:1.08}.PianoNoteTrainer-module__IOF8lq__clefControls{justify-content:flex-end}.PianoNoteTrainer-module__IOF8lq__clefControls button{border-color:var(--piano-line);border-radius:8px;min-height:34px;padding:5px 9px}.PianoNoteTrainer-module__IOF8lq__clefControls button:hover,.PianoNoteTrainer-module__IOF8lq__clefControls .PianoNoteTrainer-module__IOF8lq__activeClef{border-color:var(--piano-accent);color:var(--piano-accent);background:#79e4c512}.PianoNoteTrainer-module__IOF8lq__rangeLabel{color:var(--piano-faint);font-size:.69rem;font-weight:720}.PianoNoteTrainer-module__IOF8lq__practiceArea{grid-template-rows:minmax(210px,1fr) auto;min-height:510px;padding:0 clamp(18px,3.4vw,42px) clamp(18px,3vw,34px);display:grid}.PianoNoteTrainer-module__IOF8lq__promptArea{place-items:center;min-width:0;min-height:0;padding:clamp(12px,2.5vw,28px) 0;display:grid}.PianoNoteTrainer-module__IOF8lq__staffCard{color:#13252b;background:linear-gradient(135deg,#ffffff80,#0000 48%),#eaf0e9;border:1px solid #1f393d29;border-radius:14px;width:min(100%,560px);min-height:190px;padding:14px 20px 10px;position:relative;overflow:hidden;box-shadow:0 22px 48px #00090e40,inset 0 1px #fff9}.PianoNoteTrainer-module__IOF8lq__staffCard:after{content:"";pointer-events:none;opacity:.14;background-image:radial-gradient(circle,#234149 0 .55px,#0000 .7px);background-size:7px 7px;position:absolute;inset:0}.PianoNoteTrainer-module__IOF8lq__clefName{z-index:1;color:#3f5d61;letter-spacing:.06em;text-transform:uppercase;font-size:.61rem;font-weight:800;display:block;position:relative}.PianoNoteTrainer-module__IOF8lq__staff{z-index:1;height:146px;margin-top:-2px;position:relative}.PianoNoteTrainer-module__IOF8lq__staffLine{background:#294047;height:1.5px;position:absolute;left:3%;right:3%}.PianoNoteTrainer-module__IOF8lq__staffLine:first-child{top:38px}.PianoNoteTrainer-module__IOF8lq__staffLine:nth-child(2){top:56px}.PianoNoteTrainer-module__IOF8lq__staffLine:nth-child(3){top:74px}.PianoNoteTrainer-module__IOF8lq__staffLine:nth-child(4){top:92px}.PianoNoteTrainer-module__IOF8lq__staffLine:nth-child(5){top:110px}.PianoNoteTrainer-module__IOF8lq__clef{width:76px;font-family:Noto Music,Apple Symbols,Segoe UI Symbol,serif;font-size:6.3rem;line-height:.9;position:absolute;top:24px;left:8%}.PianoNoteTrainer-module__IOF8lq__bassClef{font-size:5rem;top:32px}.PianoNoteTrainer-module__IOF8lq__note{top:calc(110px - var(--note-step) * 9px);width:54px;height:62px;position:absolute;left:64%;transform:translate(-50%,-50%)}.PianoNoteTrainer-module__IOF8lq__note i{background:#14272d;border-radius:50%;width:27px;height:16px;position:absolute;top:25px;left:14px;transform:rotate(-14deg)}.PianoNoteTrainer-module__IOF8lq__note b{background:#14272d;width:3px;height:44px;position:absolute;top:-9px;left:39px}.PianoNoteTrainer-module__IOF8lq__stemDown b{top:33px;left:14px}.PianoNoteTrainer-module__IOF8lq__accidental{top:calc(110px - var(--note-step) * 9px);font-family:Noto Music,Apple Symbols,Segoe UI Symbol,serif;font-size:2rem;font-weight:500;line-height:1;position:absolute;left:calc(64% - 34px);transform:translate(-50%,-50%)}.PianoNoteTrainer-module__IOF8lq__ledgerLine{top:calc(110px - var(--ledger-step) * 9px);background:#294047;width:48px;height:1.5px;position:absolute;left:64%;transform:translate(-50%)}.PianoNoteTrainer-module__IOF8lq__answerArea{gap:13px;min-width:0;display:grid}.PianoNoteTrainer-module__IOF8lq__noteChoices{grid-template-columns:repeat(6,minmax(48px,1fr));gap:6px;width:min(100%,760px);margin:0 auto;display:grid}.PianoNoteTrainer-module__IOF8lq__noteChoices button{border:1px solid var(--piano-line-strong);min-height:56px;color:var(--piano-ink);background:var(--piano-surface-soft);font-family:var(--font-display), sans-serif;cursor:pointer;border-radius:10px;place-content:center;padding:3px;font-size:1.05rem;font-weight:700;line-height:1;transition:color .17s,border-color .17s,background-color .17s,transform .17s;display:grid}.PianoNoteTrainer-module__IOF8lq__noteChoices button small{color:currentColor;opacity:.72;margin-top:2px;font-size:.58rem;font-weight:700;display:block}.PianoNoteTrainer-module__IOF8lq__noteChoices button:hover:not(:disabled){border-color:var(--piano-accent);color:var(--piano-accent);background:#79e4c512;transform:translateY(-1px)}.PianoNoteTrainer-module__IOF8lq__noteChoices button:disabled{cursor:default;opacity:.46}.PianoNoteTrainer-module__IOF8lq__noteChoices .PianoNoteTrainer-module__IOF8lq__correctChoice,.PianoNoteTrainer-module__IOF8lq__noteChoices .PianoNoteTrainer-module__IOF8lq__wrongChoice{opacity:1}.PianoNoteTrainer-module__IOF8lq__noteChoices .PianoNoteTrainer-module__IOF8lq__correctChoice{border-color:var(--piano-accent);color:var(--piano-accent-ink);background:var(--piano-accent)}.PianoNoteTrainer-module__IOF8lq__noteChoices .PianoNoteTrainer-module__IOF8lq__wrongChoice{border-color:var(--piano-danger);color:#35100f;background:var(--piano-danger)}.PianoNoteTrainer-module__IOF8lq__keyboardWrap{width:100%;min-width:0;padding:6px 6px 10px}.PianoNoteTrainer-module__IOF8lq__keyboard{background:#102229;border:7px solid #102229;border-radius:13px;grid-template-columns:7fr 8fr;gap:2px;width:100%;height:clamp(138px,17vw,194px);display:grid;overflow:hidden;box-shadow:0 20px 48px #00080d5c,inset 0 1px #ffffff14}.PianoNoteTrainer-module__IOF8lq__keyboardRange{min-width:0;height:100%;position:relative}.PianoNoteTrainer-module__IOF8lq__whiteKeys{grid-template-columns:repeat(var(--white-count), minmax(0, 1fr));width:100%;height:100%;display:grid}.PianoNoteTrainer-module__IOF8lq__whiteKey{color:#163039;cursor:pointer;background:linear-gradient(#edf2ec 0%,#f6f8f3 82%,#dce6df 100%);border:0;border-right:1px solid #829195;border-radius:0 0 6px 6px;min-width:0;padding:0;transition:background-color .15s,box-shadow .15s,transform .12s;position:relative;box-shadow:inset 0 -5px 8px #172b311f}.PianoNoteTrainer-module__IOF8lq__whiteKey:last-child{border-right:0}.PianoNoteTrainer-module__IOF8lq__whiteKey:disabled,.PianoNoteTrainer-module__IOF8lq__blackKey:disabled{cursor:default}.PianoNoteTrainer-module__IOF8lq__whiteKey>span{font-family:var(--font-display), sans-serif;opacity:0;font-size:.69rem;font-weight:700;transition:opacity .15s;position:absolute;bottom:7px;left:0;right:0}.PianoNoteTrainer-module__IOF8lq__whiteKey>span small{margin-left:1px;font-family:Avenir,Avenir Next,Segoe UI,sans-serif;font-size:.5rem}.PianoNoteTrainer-module__IOF8lq__whiteKey .PianoNoteTrainer-module__IOF8lq__visibleKeyLabel,.PianoNoteTrainer-module__IOF8lq__whiteKey:hover:not(:disabled)>span,.PianoNoteTrainer-module__IOF8lq__whiteKey:focus-visible>span{opacity:1}.PianoNoteTrainer-module__IOF8lq__whiteKey:hover:not(:disabled){background:#e6f5ee;box-shadow:inset 0 -7px #79e4c542}.PianoNoteTrainer-module__IOF8lq__whiteKey.PianoNoteTrainer-module__IOF8lq__promptKey,.PianoNoteTrainer-module__IOF8lq__whiteKey.PianoNoteTrainer-module__IOF8lq__correctKey{background:linear-gradient(to bottom, #b4f1df, var(--piano-accent));box-shadow:inset 0 -7px #06251e29}.PianoNoteTrainer-module__IOF8lq__whiteKey.PianoNoteTrainer-module__IOF8lq__wrongKey{background:linear-gradient(to bottom, #ffc6c2, var(--piano-danger))}.PianoNoteTrainer-module__IOF8lq__blackKeys{pointer-events:none;position:absolute;inset:0}.PianoNoteTrainer-module__IOF8lq__blackKey{z-index:2;color:#effaf7;cursor:pointer;pointer-events:auto;background:linear-gradient(110deg,#071116,#263940 68%,#071116);border:1px solid #071116;border-radius:0 0 5px 5px;width:8.3%;height:61%;padding:0;transition:background-color .15s,box-shadow .15s,transform .12s;position:absolute;top:0;transform:translate(-50%);box-shadow:0 7px 8px #00060961,inset 0 -5px #071116}.PianoNoteTrainer-module__IOF8lq__blackKey>span{opacity:0;font-size:.48rem;font-weight:800;position:absolute;bottom:7px;left:-10px;right:-10px}.PianoNoteTrainer-module__IOF8lq__blackKey:hover:not(:disabled)>span,.PianoNoteTrainer-module__IOF8lq__blackKey:focus-visible>span,.PianoNoteTrainer-module__IOF8lq__blackKey.PianoNoteTrainer-module__IOF8lq__correctKey>span,.PianoNoteTrainer-module__IOF8lq__blackKey.PianoNoteTrainer-module__IOF8lq__wrongKey>span{opacity:1}.PianoNoteTrainer-module__IOF8lq__keyboard.PianoNoteTrainer-module__IOF8lq__concealKeyLabels .PianoNoteTrainer-module__IOF8lq__whiteKey>span,.PianoNoteTrainer-module__IOF8lq__keyboard.PianoNoteTrainer-module__IOF8lq__concealKeyLabels .PianoNoteTrainer-module__IOF8lq__blackKey>span{opacity:0}.PianoNoteTrainer-module__IOF8lq__blackKey:hover:not(:disabled){background:linear-gradient(110deg,#071116,#245a50 68%,#071116)}.PianoNoteTrainer-module__IOF8lq__blackKey.PianoNoteTrainer-module__IOF8lq__promptKey,.PianoNoteTrainer-module__IOF8lq__blackKey.PianoNoteTrainer-module__IOF8lq__correctKey{color:#06251e;background:linear-gradient(110deg, #b4f1df, var(--piano-accent) 70%, #3da98c);border-color:#b4f1df;box-shadow:0 7px 10px #00060957,inset 0 -5px #06251e33}.PianoNoteTrainer-module__IOF8lq__blackKey.PianoNoteTrainer-module__IOF8lq__wrongKey{color:#35100f;background:linear-gradient(110deg, #ffc6c2, var(--piano-danger) 70%, #cb5b56);border-color:#ffc6c2}.PianoNoteTrainer-module__IOF8lq__feedbackRow{border-top:1px solid var(--piano-line);grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:14px;min-height:46px;padding-top:11px;display:grid}.PianoNoteTrainer-module__IOF8lq__feedback{min-width:0;color:var(--piano-faint);align-items:center;gap:7px;font-size:.76rem;font-weight:700;display:flex}.PianoNoteTrainer-module__IOF8lq__feedback svg{flex:none}.PianoNoteTrainer-module__IOF8lq__correctFeedback{color:var(--piano-accent)}.PianoNoteTrainer-module__IOF8lq__wrongFeedback{color:var(--piano-danger)}.PianoNoteTrainer-module__IOF8lq__nextButton{border-color:var(--piano-accent);min-width:94px;color:var(--piano-accent-ink);background:var(--piano-accent);white-space:nowrap;border-radius:9px;justify-content:center;align-items:center;gap:6px;padding:6px 12px;display:inline-flex}.PianoNoteTrainer-module__IOF8lq__nextButton:disabled{border-color:var(--piano-line);color:var(--piano-faint);cursor:default;opacity:.58;background:#dcf3ef0a}@media (prefers-color-scheme:light){.PianoNoteTrainer-module__IOF8lq__trainer{--piano-bg:#eaf3f0;--piano-surface:#f2f7f4;--piano-surface-soft:#dcece7;--piano-ink:#102d32;--piano-muted:#3e6263;--piano-faint:#5d7b7a;--piano-line:#12414324;--piano-line-strong:#12414340;--piano-accent:#16876a;--piano-accent-ink:#f0faf6;--piano-danger:#b74440;background:radial-gradient(circle at 84% -12%, #16876a1a, transparent 34%), var(--piano-bg);box-shadow:0 38px 90px #23544d2e}.PianoNoteTrainer-module__IOF8lq__trainerHeader{background:#edf6f3e0}.PianoNoteTrainer-module__IOF8lq__noteChoices .PianoNoteTrainer-module__IOF8lq__correctChoice{color:#f0faf6}.PianoNoteTrainer-module__IOF8lq__noteChoices .PianoNoteTrainer-module__IOF8lq__wrongChoice{color:#fff5f4}}@media (max-width:900px){.PianoNoteTrainer-module__IOF8lq__trainerHeader{grid-template-columns:1fr;gap:7px}.PianoNoteTrainer-module__IOF8lq__headerActions{justify-content:space-between}.PianoNoteTrainer-module__IOF8lq__scoreboard{margin-right:auto}}@media (max-width:767px){.PianoNoteTrainer-module__IOF8lq__trainer{border-radius:12px;width:100%;height:100%;box-shadow:0 16px 42px #00080d4d}.PianoNoteTrainer-module__IOF8lq__trainerHeader{min-height:80px;padding:5px 7px}.PianoNoteTrainer-module__IOF8lq__modeControls{grid-template-columns:repeat(3,minmax(0,1fr));width:100%;display:grid}.PianoNoteTrainer-module__IOF8lq__modeControls button{min-width:0;min-height:31px;padding:4px 3px;font-size:.61rem}.PianoNoteTrainer-module__IOF8lq__headerActions{gap:5px}.PianoNoteTrainer-module__IOF8lq__scoreboard{gap:clamp(10px,4vw,18px)}.PianoNoteTrainer-module__IOF8lq__scoreboard dt{font-size:.48rem}.PianoNoteTrainer-module__IOF8lq__scoreboard dd{font-size:.72rem}.PianoNoteTrainer-module__IOF8lq__iconButton{border-radius:7px;width:31px;min-height:31px}.PianoNoteTrainer-module__IOF8lq__practiceTopline{align-items:center;gap:6px;min-height:49px;padding:5px 8px 4px}.PianoNoteTrainer-module__IOF8lq__practiceTopline>div:first-child>span{display:none}.PianoNoteTrainer-module__IOF8lq__practiceTopline h2{margin:0;font-size:clamp(.92rem,4.1vw,1.08rem)}.PianoNoteTrainer-module__IOF8lq__rangeLabel{text-align:right;max-width:116px;font-size:.56rem;line-height:1.15}.PianoNoteTrainer-module__IOF8lq__clefControls{flex-wrap:nowrap;gap:3px}.PianoNoteTrainer-module__IOF8lq__clefControls button{min-height:29px;padding:3px 5px;font-size:.57rem}.PianoNoteTrainer-module__IOF8lq__practiceArea{grid-template-rows:minmax(120px,1fr) auto;min-height:0;padding:0 7px 7px}.PianoNoteTrainer-module__IOF8lq__promptArea{padding:4px 0}.PianoNoteTrainer-module__IOF8lq__staffCard{width:min(100%,480px);min-height:142px;padding:8px 8px 4px}.PianoNoteTrainer-module__IOF8lq__clefName{font-size:.52rem}.PianoNoteTrainer-module__IOF8lq__staff{transform-origin:50%;height:126px;margin-top:-8px;transform:scale(.86)}.PianoNoteTrainer-module__IOF8lq__answerArea{gap:6px}.PianoNoteTrainer-module__IOF8lq__noteChoices{grid-template-columns:repeat(4,minmax(0,1fr));gap:4px}.PianoNoteTrainer-module__IOF8lq__noteChoices button{border-radius:7px;min-height:39px;font-size:.87rem}.PianoNoteTrainer-module__IOF8lq__noteChoices button small{margin-top:1px;font-size:.48rem}.PianoNoteTrainer-module__IOF8lq__keyboardWrap{padding:3px 0 5px}.PianoNoteTrainer-module__IOF8lq__keyboard{border-width:5px;border-radius:9px;grid-template-rows:1fr 1fr;grid-template-columns:1fr;gap:4px;height:clamp(158px,23dvh,190px)}.PianoNoteTrainer-module__IOF8lq__blackKey{min-height:0}.PianoNoteTrainer-module__IOF8lq__whiteKey>span{font-size:.58rem;bottom:4px}.PianoNoteTrainer-module__IOF8lq__blackKey>span{font-size:.42rem;bottom:4px}.PianoNoteTrainer-module__IOF8lq__feedbackRow{grid-template-columns:minmax(0,1fr) auto;gap:6px;min-height:38px;padding-top:5px}.PianoNoteTrainer-module__IOF8lq__feedback{gap:4px;font-size:.64rem;line-height:1.15;overflow:hidden}.PianoNoteTrainer-module__IOF8lq__feedback svg{width:17px;height:17px}.PianoNoteTrainer-module__IOF8lq__nextButton{min-width:72px;min-height:32px;padding:4px 8px;font-size:.64rem}}@media (orientation:landscape) and (max-width:1024px) and (max-height:600px){.PianoNoteTrainer-module__IOF8lq__trainer{border-radius:11px;width:100%;height:100%}.PianoNoteTrainer-module__IOF8lq__trainerHeader{grid-template-columns:minmax(0,1fr) auto;gap:8px;min-height:45px;padding:4px 7px}.PianoNoteTrainer-module__IOF8lq__modeControls{grid-template-columns:repeat(3,minmax(0,1fr));width:min(100%,360px);display:grid}.PianoNoteTrainer-module__IOF8lq__modeControls button{min-height:31px;padding:3px 7px;font-size:.59rem}.PianoNoteTrainer-module__IOF8lq__scoreboard{gap:10px;margin-right:3px}.PianoNoteTrainer-module__IOF8lq__scoreboard dt{display:none}.PianoNoteTrainer-module__IOF8lq__scoreboard dd{font-size:.69rem}.PianoNoteTrainer-module__IOF8lq__scoreboard div:first-child dd:before{content:"S ";color:var(--piano-faint)}.PianoNoteTrainer-module__IOF8lq__scoreboard div:nth-child(2) dd:before{content:"A ";color:var(--piano-faint)}.PianoNoteTrainer-module__IOF8lq__scoreboard div:nth-child(3) dd:before{content:"× ";color:var(--piano-faint)}.PianoNoteTrainer-module__IOF8lq__iconButton{width:31px;min-height:31px}.PianoNoteTrainer-module__IOF8lq__practiceTopline{min-height:41px;padding:3px 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