:root{--safe-top:env(safe-area-inset-top,0px);--safe-bottom:env(safe-area-inset-bottom,0px);--safe-left:env(safe-area-inset-left,0px);--safe-right:env(safe-area-inset-right,0px);--nav-height:72px;--header-block:80px;--space-xs:6px;--space-sm:10px;--space-md:14px;--space-lg:18px;--space-xl:24px;--touch-min:44px;--text-display:clamp(1.75rem, 5vw, 2.125rem);--text-h1:clamp(1.5rem, 4.5vw, 1.875rem);--text-h2:1.125rem;--text-h3:1rem;--text-body:.9375rem;--text-small:.8125rem;--text-caption:.6875rem;--line-tight:1.2;--line-body:1.55;--line-relaxed:1.65;--radius-sm:12px;--radius-md:18px;--radius-lg:22px;--radius-pill:999px}.ai-feedback.glass-card,.review-coach.glass-card,.review-celebrate.glass-card,.review-detail-card.glass-card,.analysis-card.glass-card,.auth-form.glass-card,.empty-state-card.glass-card,.profile-section.glass-card,.share-card-section.glass-card,.onboarding-flow-card,.summary-card.glass-card{padding:var(--space-lg) var(--space-md)}.hero h1{line-height:var(--line-tight)}.hero p,.hero.small p{line-height:var(--line-body);margin-bottom:var(--space-lg)}.hero.small h1{line-height:var(--line-tight);margin-bottom:var(--space-sm)}.exercise-label{margin-bottom:var(--space-md);line-height:1.35}.choice-card h3{line-height:var(--line-tight);margin-bottom:6px}.choice-card p{line-height:var(--line-body)}.choice-card>div:nth-child(2){min-width:0}.ai-feedback,.review-coach{padding:var(--space-lg) var(--space-md)!important}.ai-feedback .exercise-label,.review-coach .exercise-label{margin-bottom:var(--space-sm)}.ai-feedback .ai-message{font-size:var(--text-body);line-height:var(--line-relaxed);margin:var(--space-sm) 0 var(--space-md);overflow-wrap:anywhere}.ai-tips{margin:0 0 var(--space-md);line-height:var(--line-relaxed);padding-left:1.25rem}.ai-tips li{margin-bottom:var(--space-sm);padding-right:4px}.ai-next{margin:var(--space-md) 0 0;padding-top:var(--space-md);line-height:var(--line-body);overflow-wrap:anywhere;border-top:1px solid #ffffff14}.review-coach-lines{margin:0 0 var(--space-md);line-height:var(--line-relaxed);padding-left:1.25rem}.review-coach-lines li{margin-bottom:var(--space-sm);padding-right:4px}.review-celebrate{padding:var(--space-lg) var(--space-md)}.review-subtitle{line-height:var(--line-body);padding:0 var(--space-xs)}.review-detail-card,.analysis-card,.review-detail-card.glass-card{padding:var(--space-md) var(--space-lg);line-height:var(--line-body)}.review-detail-card h3,.analysis-card h3{line-height:var(--line-tight);margin-bottom:var(--space-sm)}.review-note-list{line-height:var(--line-relaxed)}.review-note-list li{margin-bottom:6px}.review-reward-row span{margin-bottom:4px;line-height:1.35}.profile-section,.profile-card,.share-card-section,.auth-form.glass-card{padding:var(--space-lg) var(--space-md)}.profile-section-title{line-height:var(--line-tight);margin-bottom:var(--space-md)}.muted{line-height:var(--line-body)}.onboarding-flow-text,.intro-card p,.empty-state-card p{line-height:var(--line-relaxed)}.empty-state-card{padding:var(--space-xl) var(--space-lg)}.empty-state-card h3{line-height:var(--line-tight);margin-bottom:var(--space-sm)}.session-item p,.track-meta p{line-height:1.4}@media (width<=768px){html,body,#root{-webkit-overflow-scrolling:touch;height:auto;min-height:100dvh;overflow:hidden auto}.app{align-items:stretch;height:auto;min-height:100dvh;padding:0;display:block}.app-standalone{height:auto;min-height:100dvh;display:block}.phone,.phone-auth{width:100%;max-width:100%;height:auto;min-height:100dvh;max-height:none;box-shadow:none;padding:calc(10px + var(--safe-top)) 16px calc(10px + var(--safe-bottom));border-left:none;border-right:none;border-radius:0;margin:0;overflow:visible}.phone-content{flex:none;min-height:auto;display:block}.screen-host{flex:none;height:auto;min-height:auto;overflow:visible}.screen-host .screen,.screen-host .auth-loading{height:auto;max-height:none;padding-bottom:calc(var(--space-xl) + var(--nav-height) + var(--safe-bottom));overflow:hidden visible}.screen{overflow:visible}.phone-onboarding .onboarding-flow{flex:1;min-height:0;padding:0}.phone-onboarding .onboarding-flow-card{border-radius:var(--radius-md);padding:20px 16px}.phone-auth .auth-screen{padding-top:var(--space-lg);padding-bottom:calc(var(--space-xl) + var(--safe-bottom));justify-content:flex-start}.auth-form-card{padding:var(--space-md)}.phone.has-bottom-nav .bottom-nav-shell{z-index:40;margin-top:var(--space-md);padding-top:var(--space-sm);padding-bottom:calc(var(--space-sm) + var(--safe-bottom));background:linear-gradient(#0000 0%,#0c0c0ceb 24%);position:sticky;bottom:0}.practice-v2 .floating-metronome{bottom:calc(var(--nav-height) + 16px + var(--safe-bottom));position:fixed}.onboarding-tip{bottom:calc(16px + var(--safe-bottom));position:fixed}}@media (width>=769px){html,body,#root{overflow-x:hidden}.app{justify-content:center;align-items:center;min-height:100vh;padding:24px;display:flex}.phone{border-radius:42px;width:min(390px,100vw - 48px);height:min(844px,100dvh - 48px);max-height:100dvh;overflow:hidden;box-shadow:0 40px 120px #000c}.phone-content{flex-direction:column;flex:1;min-height:0;display:flex}.screen-host{flex:1;min-height:0;overflow:hidden}.screen-host .screen,.screen-host .auth-loading{-webkit-overflow-scrolling:touch;height:100%;max-height:100%;overflow:hidden auto}}html,body,#root{min-height:100dvh;margin:0;overflow-x:hidden}body{-webkit-tap-highlight-color:transparent;text-rendering:optimizelegibility;background:#030303}*{box-sizing:border-box}body{color:#fff;background:radial-gradient(circle,#1d0d04,#030303 70%);margin:0;font-family:Inter,system-ui,sans-serif}button{cursor:pointer;text-align:center;appearance:none;justify-content:center;align-items:center;gap:6px;font-family:inherit;line-height:1.2;display:inline-flex}.app{justify-content:center;align-items:center;min-height:100vh;padding:24px;display:flex}.phone{width:min(390px,100vw - 24px);height:min(844px,100dvh - 48px);max-height:100dvh;padding:calc(22px + var(--safe-top)) 22px calc(12px + var(--safe-bottom));background:radial-gradient(circle at 60% 35%,#ff770038,#0000 34%),linear-gradient(#050505,#0c0c0c);border:1px solid #ffffff1f;border-radius:42px;flex-direction:column;display:flex;position:relative;overflow:hidden;box-shadow:0 40px 120px #000c}.phone-content{flex-direction:column;flex:1;min-height:0;display:flex}.screen-host{flex:1;min-height:0;position:relative;overflow:hidden}.bottom-nav-shell{padding-top:var(--space-xs);flex-shrink:0}.status{opacity:.9;justify-content:space-between;margin-bottom:22px;font-size:14px;display:flex}.header{justify-content:center;align-items:center;margin-bottom:24px;display:flex;position:relative}.logo{letter-spacing:-1px;color:#fff;background:0 0;border:0;padding:0;font-size:21px}.back.hidden{visibility:hidden;pointer-events:none}.logo span{color:#ff7a00}.back{width:var(--touch-min);height:var(--touch-min);min-width:var(--touch-min);min-height:var(--touch-min);color:#fff;background:#ffffff14;border:0;border-radius:50%;padding:0;font-size:28px;line-height:1;position:absolute;left:0}.screen-host .screen,.screen-host .auth-loading{height:100%;max-height:100%;padding-bottom:var(--space-xl);scrollbar-width:none;-webkit-overflow-scrolling:touch;overflow:hidden auto}.screen{scrollbar-width:none;-webkit-overflow-scrolling:touch}.screen::-webkit-scrollbar{display:none}.hero h1{font-size:var(--text-display);line-height:var(--line-tight);letter-spacing:-1.4px;overflow-wrap:anywhere;margin:0}.hero.small h1{font-size:var(--text-h1)}.hero.small p{font-size:var(--text-body);max-width:100%}.hero span{color:#ff7a00}.hero p{color:#b8b8b8;max-width:100%;line-height:var(--line-body);font-size:var(--text-body);overflow-wrap:anywhere;margin:12px 0 22px}.big-card{background:#080808;border:1px solid #ff7a0080;border-radius:28px;height:360px;position:relative;overflow:hidden}.orange-light{filter:blur(45px);background:#ff7a008c;border-radius:50%;width:230px;height:230px;position:absolute}.instrument-image{justify-content:center;align-items:center;display:flex;overflow:hidden}.instrument-image img{object-fit:contain;width:100%;height:100%}.instrument-image.big{z-index:2;background:0 0;position:absolute;inset:0}.instrument-image.big img{object-fit:cover;object-position:center center;filter:drop-shadow(0 0 32px #ff7a0073);width:100%;height:100%;transform:scale(1.14)}.instrument-info{z-index:4;text-align:center;background:linear-gradient(#0000 0%,#0006 38%,#000000eb 100%);padding:48px 16px 22px;position:absolute;bottom:0;left:0;right:0}.instrument-info h2{margin:0;font-size:20px;line-height:1.1}.instrument-info p{color:#ff8a00;margin:4px 0 0;font-size:14px}.instrument-pills{scrollbar-width:none;-webkit-overflow-scrolling:touch;gap:8px;margin-top:20px;margin-bottom:14px;padding:2px 2px 6px;display:flex;overflow:auto hidden}.instrument-pills::-webkit-scrollbar{display:none}.instrument-pill{border-radius:var(--radius-pill);color:#d8d8d8;white-space:nowrap;background:#ffffff0e;border:1px solid #ffffff1f;flex-shrink:0;padding:10px 18px;font-size:14px;font-weight:500;transition:border-color .2s,box-shadow .2s,color .2s}.instrument-pill.active{color:#fff;border-color:#ff7a00;box-shadow:0 0 20px #ff7a0047}.instrument-select-screen .hero p{margin-bottom:18px}.instrument-select-screen .instrument-select-actions{gap:12px;margin-top:0}.buttons{gap:14px;display:grid}.primary,.secondary{width:100%;min-height:var(--touch-min);border-radius:var(--radius-pill);font-size:var(--text-body);color:#fff;padding:12px 20px}.primary{background:linear-gradient(90deg,#ff5a00,#ff9700);border:0;box-shadow:0 0 34px #ff7a0059}.secondary{background:#00000059;border:1px solid #ffffff2e}.search{color:#8f8f8f;background:#ffffff0e;border:1px solid #ffffff14;border-radius:18px;align-items:center;gap:10px;height:50px;margin:18px 0;padding:0 18px;display:flex}.search input{color:#fff;background:0 0;border:0;outline:none;flex:1;font-size:15px}.search input::placeholder{color:#8f8f8f}.empty-state{text-align:center;color:#888;padding:24px 8px}.chips{scrollbar-width:none;gap:9px;margin-bottom:18px;display:flex;overflow-x:auto}.chips::-webkit-scrollbar{display:none}.chip{min-height:var(--touch-min);color:#fff;font-size:var(--text-small);background:#ffffff14;border:0;border-radius:14px;flex-shrink:0;padding:10px 16px}.chip.active{background:linear-gradient(90deg,#ff5a00,#ff9500)}.instrument-list{gap:10px;display:grid}.list-item{text-align:left;color:#fff;background:#ffffff0e;border:1px solid #ffffff14;border-radius:18px;grid-template-columns:72px 1fr 34px;align-items:center;gap:12px;height:86px;padding:10px;display:grid}.list-item.selected{border-color:#ff7a00}.list-img{background:#0a0a0a;border-radius:16px;width:66px;height:66px;overflow:hidden}.instrument-image.list-img img{object-fit:cover;object-position:center center;width:100%;height:100%;transform:scale(1.12)}.list-item h3{margin:0;font-size:18px}.list-item p{color:#ff8a00;margin:5px 0 0;font-size:13px}.radio{color:#000;background:0 0;border:1px solid #ffffff40;border-radius:50%;justify-content:center;align-items:center;width:28px;height:28px;display:flex}.selected .radio{color:#000;background:#ff7a00;border-color:#ff7a00}.fixed{margin-top:16px}.menu-screen{padding-bottom:0}.menu-hero{margin-bottom:18px}.menu-hero h1{letter-spacing:-1px;margin:0;font-size:30px;line-height:1.1}.menu-hero span{color:#ff7a00}.menu-hero p{color:#b8b8b8;margin:8px 0 0;font-size:14px}.stats{background:#ffffff0f;border:1px solid #ffffff14;border-radius:22px;grid-template-columns:repeat(3,1fr);margin-bottom:18px;padding:18px;display:grid}.stats div{text-align:center;gap:6px;display:grid}.stats b{color:#ff7a00;font-size:20px}.stats span{color:#aaa;font-size:11px}.feature-card{background:radial-gradient(circle at 88% 30%,#ff7a0059,#0000 35%),linear-gradient(135deg,#ffffff14,#ffffff06);border:1px solid #ffffff17;border-radius:22px;min-height:145px;margin-bottom:14px;padding:22px;position:relative;overflow:hidden}.feature-card:after{content:"";pointer-events:none;background:radial-gradient(circle at 100%,#ff7a0024,#0000 55%);position:absolute;inset:0}.feature-icon{color:#ff7a00;z-index:2;background:#ff7a001f;border-radius:50%;justify-content:center;align-items:center;width:42px;height:42px;margin-bottom:22px;font-size:22px;display:flex;position:relative}.feature-card h3{z-index:2;letter-spacing:-.4px;margin:0 0 6px;font-size:20px;position:relative}.feature-card p{z-index:2;color:#bcbcbc;max-width:230px;margin:0;font-size:14px;line-height:1.35;position:relative}.clickable-card{text-align:left;width:100%;color:inherit;cursor:pointer;transition:transform .15s,border-color .15s}.clickable-card:active{transform:scale(.98)}.card-action{z-index:4;color:#ff7a00;background:#ff7a0014;border:1px solid #ff7a0080;border-radius:50%;justify-content:center;align-items:center;width:44px;height:44px;font-size:22px;display:flex;position:absolute;bottom:18px;right:18px}.feature-wave{opacity:.8;background:repeating-linear-gradient(90deg,#0000 0 8px,#ff7a00cc 8px 11px,#0000 11px 18px);width:150px;height:70px;position:absolute;top:30px;right:20px;-webkit-mask-image:radial-gradient(#000 35%,#0000 72%);mask-image:radial-gradient(#000 35%,#0000 72%)}.floating-notes{color:#ff7a00;letter-spacing:10px;opacity:.8;font-size:44px;position:absolute;top:24px;right:22px;transform:rotate(-10deg)}.chart-line{opacity:.85;background:linear-gradient(135deg,#0000 45%,#ff7a00d9 46% 49%,#0000 50%),repeating-linear-gradient(0deg,#ffffff0a 0 1px,#0000 1px 20px),repeating-linear-gradient(90deg,#ffffff0a 0 1px,#0000 1px 24px);width:160px;height:80px;position:absolute;top:34px;right:18px}.trend-card{background:radial-gradient(circle at 100%,#ff7a0073,#0000 38%),linear-gradient(135deg,#ff7a0038,#ffffff09);border:1px solid #ff7a0047;border-radius:22px;justify-content:space-between;align-items:center;min-height:110px;margin-bottom:14px;padding:18px;display:flex}.trend-card h3{color:#ff9b35;margin:0 0 5px;font-size:17px}.trend-card p{color:#d2d2d2;max-width:180px;margin:0 0 12px;font-size:13px;line-height:1.3}.trend-card.clickable-card{width:100%}.pill-btn{color:#fff;background:linear-gradient(90deg,#ff5a00,#ff9700);border-radius:9px;padding:10px 14px;font-size:12px;font-weight:700;display:inline-block}.inline-link{color:#ff7a00;font-size:inherit;background:0 0;border:0;padding:0;text-decoration:underline}.toast{z-index:50;color:#fff;white-space:nowrap;background:#141414f2;border:1px solid #ff7a0073;border-radius:999px;padding:10px 16px;font-size:13px;position:absolute;top:72px;left:50%;transform:translate(-50%);box-shadow:0 8px 24px #00000080}.sub-title{letter-spacing:-.8px;margin:0 0 18px;font-size:26px}.sub-title span{color:#ff7a00}.session-list{gap:10px;margin-bottom:16px;display:grid}.session-item{color:#fff;text-align:left;background:#ffffff0e;border:1px solid #ffffff14;border-radius:18px;justify-content:space-between;align-items:center;gap:12px;padding:14px 16px;display:flex}.session-item.static{cursor:default}.session-item h4{margin:0;font-size:16px}.session-item p{color:#aaa;margin:4px 0 0;font-size:12px}.session-item b{color:#ff7a00;font-size:18px}.progress-card{background:#ffffff0f;border:1px solid #ffffff14;border-radius:22px;margin-bottom:16px;padding:18px}.progress-bars{align-items:flex-end;gap:8px;height:120px;margin:16px 0 10px;display:flex}.progress-bars span{background:linear-gradient(#ff9700,#ff5a00);border-radius:8px 8px 4px 4px;flex:1;min-height:8px}.progress-note{color:#aaa;margin:0;font-size:13px}.profile-card{background:#ffffff0f;border:1px solid #ffffff14;border-radius:20px;align-items:center;gap:14px;margin-bottom:14px;padding:16px;display:flex}.profile-img{border-radius:18px;flex-shrink:0;width:72px;height:72px}.profile-card h3{margin:0}.profile-card p{color:#ff8a00;margin:4px 0 0}.sub-screen .secondary{margin-bottom:10px}.trend-list{gap:10px;display:grid}.trend-item{text-align:left;color:#fff;background:#ff7a0014;border:1px solid #ff7a0040;border-radius:18px;padding:16px}.trend-tag{color:#ff9b35;background:#ff7a0033;border-radius:8px;margin-bottom:8px;padding:4px 8px;font-size:11px;font-weight:700;display:inline-block}.trend-item h4{margin:0;font-size:17px}.vinyl{background:radial-gradient(circle,#050505 0 7px,#ff8a00 8px 24px,#0000 25px),repeating-radial-gradient(circle,#ff7a008c 0 1px,#0000 1px 7px);border-radius:50%;width:72px;height:72px;box-shadow:0 0 26px #ff7a0059}.bottom-nav{z-index:20;min-height:var(--nav-height);-webkit-backdrop-filter:blur(18px);background:#121212f2;border:1px solid #ffffff14;border-radius:26px;grid-template-columns:repeat(4,1fr);align-items:stretch;display:grid;position:relative}.bottom-nav button{color:#777;min-height:var(--touch-min);background:0 0;border:0;flex-direction:column;justify-content:center;align-items:center;gap:4px;padding:8px 4px;font-size:18px;display:flex}.bottom-nav .nav-icon{font-size:20px;line-height:1}.bottom-nav .nav-label{font-size:var(--text-caption);text-overflow:ellipsis;white-space:nowrap;max-width:100%;line-height:1.2;overflow:hidden}.bottom-nav .active{color:#ff7a00}.practice-screen{padding-bottom:var(--space-md)}.practice-top{text-align:center;margin-bottom:12px}.practice-top h2{margin:0;font-size:17px}.practice-top span{color:#ff7a00;font-size:10px}.practice-stats{background:#ffffff0e;border:1px solid #ffffff14;border-radius:18px;grid-template-columns:1.1fr 1fr 1fr 1fr;margin-bottom:14px;padding:12px;display:grid}.practice-stats div{text-align:center;gap:3px;display:grid}.practice-stats b{color:#ff7a00;font-size:17px}.practice-stats span,.practice-stats small{color:#aaa;text-transform:uppercase;font-size:8px}.piece-row{justify-content:space-between;align-items:center;margin-bottom:10px;display:flex}.piece-row div:first-child{align-items:center;gap:8px;display:flex}.piece-icon{border-radius:10px;flex-shrink:0;width:36px;height:36px}.active-live{animation:1s infinite pulse}@keyframes pulse{50%{opacity:.5}}.playhead.playing{animation:3s linear infinite scroll-playhead}@keyframes scroll-playhead{0%{left:20%}to{left:80%}}.mic-btn.recording{border-color:#ff3f24;box-shadow:0 0 50px #ff3c00e6}.active-control{outline:2px solid #ff7a00}.waveform div.wave-active{animation:.8s ease-in-out infinite alternate wave-pulse}@keyframes wave-pulse{0%{opacity:.6}to{opacity:1}}.piece-row p,.piece-row h4{margin:0;font-size:12px}.piece-row h4{text-align:right}.piece-row span{color:#aaa;font-size:10px}.sheet-music{height:138px;margin-bottom:14px;position:relative;overflow:hidden}.staff{background:repeating-linear-gradient(#0000 0 12px,#ffffff40 12px 13px);border-top:1px solid #ffffff59;border-bottom:1px solid #ffffff59;height:62px;margin-bottom:14px;position:relative}.clef{color:#ffffffbf;margin-left:8px;font-size:36px}.notes{letter-spacing:10px;color:#fffc;font-size:24px;position:absolute;top:19px;left:62px}.playhead{background:#ff7a00;border-radius:20px;width:4px;height:132px;position:absolute;top:0;left:63%;box-shadow:0 0 22px #ff7a00e6}.pitch-card{background:radial-gradient(circle,#ff7a002e,#0000 45%),linear-gradient(#ffffff13,#ffffff06);border:1px solid #ffffff14;border-radius:24px;min-height:265px;margin-bottom:12px;padding:20px;position:relative;overflow:hidden}.pitch-labels{text-align:center;justify-content:space-between;font-size:11px;font-weight:700;display:flex}.red{color:#ff3f24}.green{color:#69d318}.tuner{align-items:center;gap:3px;height:42px;margin-top:18px;display:flex;position:relative}.tuner span{border-radius:3px;flex:1;height:22px}.tuner .bad{background:#c83319}.tuner .close{background:#ff9f16}.tuner .good{background:#65c814}.tuner-line{background:#fff;border-radius:20px;width:4px;height:58px;position:absolute;top:-10px;left:50%;box-shadow:0 0 20px #8dff3f}.target-note{text-align:center;margin-top:12px}.target-note h1{margin:0;font-size:52px;font-weight:500}.target-note p{color:#ff7a00;margin:0;font-size:11px;font-weight:700}.mic-btn{color:#fff;background:radial-gradient(circle,#ff7a00,#1a0a02);border:4px solid #ff7a00cc;border-radius:50%;width:78px;height:78px;margin:14px auto 0;font-size:34px;display:block;box-shadow:0 0 35px #ff7a00a6}.player-card{background:#ffffff0e;border:1px solid #ffffff14;border-radius:22px;grid-template-columns:48px 48px 1fr 48px;align-items:center;gap:9px;margin-bottom:12px;padding:14px;display:grid}.play-btn,.pause-btn,.loop-btn{color:#fff;border:0;border-radius:50%;height:48px}.play-btn{background:linear-gradient(90deg,#ff5a00,#ff9700)}.pause-btn,.loop-btn{background:#ffffff14}.loop-btn span{font-size:7px;display:block}.tempo p{color:#aaa;margin:0 0 6px;font-size:10px}.tempo b{color:#fff;font-size:16px}.tempo input{accent-color:#ff7a00;width:100%}.waveform{color:#aaa;background:#00000059;border-radius:16px;grid-column:1/-1;grid-template-columns:38px 1fr 38px;align-items:center;gap:8px;height:52px;padding:0 10px;font-size:11px;display:grid}.waveform div{background:repeating-linear-gradient(90deg,#ff7a00 0 3px,#0000 3px 7px);height:32px;-webkit-mask-image:radial-gradient(#000 30%,#0000 75%);mask-image:radial-gradient(#000 30%,#0000 75%)}.goal-card{background:#ffffff0e;border:1px solid #ffffff14;border-radius:20px;grid-template-columns:40px 1fr 88px;align-items:center;gap:10px;height:68px;padding:12px;display:grid}.music-icon{color:#ff7a00;background:#ff7a001f;border-radius:14px;justify-content:center;align-items:center;width:40px;height:40px;font-size:24px;display:flex}.goal-card h4{color:#ff9b35;margin:0;font-size:12px}.goal-card p{color:#bdbdbd;margin:3px 0 6px;font-size:10px}.goal-line{background:#ffffff1a;border-radius:10px;height:4px}.goal-line span{background:#ff7a00;border-radius:10px;width:60%;height:100%;display:block}.goal-card button{color:#fff;background:#ffffff0f;border:1px solid #ffffff1f;border-radius:999px;height:32px;font-size:9px}.upload-card{background:#ffffff0e;border:1px solid #ff7a0040;border-radius:20px;margin-bottom:12px;padding:14px}.upload-title{margin:0 0 4px;font-size:15px}.upload-title span{color:#ff7a00}.upload-hint{color:#aaa;margin:0 0 10px;font-size:10px}.upload-input-hidden{display:none}.upload-btn{color:#ff9b35;background:#ff7a001a;border:1px dashed #ff7a0099;border-radius:14px;width:100%;padding:12px 14px;font-size:13px;font-weight:600}.upload-status{color:#ffc285;background:#ff7a001f;border-radius:12px;margin:10px 0 0;padding:10px 12px;font-size:11px;line-height:1.4}.upload-status-icon{color:#ff7a00;margin-right:6px}.sheet-preview-wrap{background:#0a0a0a;border:1px solid #ffffff1a;border-radius:14px;margin-top:12px;overflow:hidden}.sheet-preview{object-fit:contain;width:100%;max-height:220px;display:block}.sheet-preview-label{color:#888;text-overflow:ellipsis;white-space:nowrap;padding:6px 10px;font-size:9px;display:block;overflow:hidden}.exercise-notes-card{background:#ffffff0a;border:1px solid #ffffff14;border-radius:16px;margin-bottom:10px;padding:10px 12px}.exercise-label{text-transform:uppercase;color:#888;letter-spacing:.5px;margin:0 0 8px;font-size:9px}.exercise-note-chips{flex-wrap:wrap;gap:6px;display:flex}.note-chip{color:#ccc;background:#ffffff0f;border:1px solid #ffffff1a;border-radius:10px;padding:6px 10px;font-size:12px;font-weight:600}.note-chip.active{color:#ff9b35;background:#ff7a0040;border-color:#ff7a00;box-shadow:0 0 16px #ff7a0059}.sheet-music-mini{height:72px;margin-bottom:12px}.sheet-music-mini .staff{height:56px;margin-bottom:0}.sheet-music-mini .playhead{height:68px}.dual-notes{grid-template-columns:1fr 1fr;gap:8px;margin-top:8px;display:grid}.detected-note,.target-note{text-align:center}.detected-note h1,.target-note h1{margin:0;font-size:36px;font-weight:600;transition:color .15s,text-shadow .15s}.detected-note p,.target-note p{letter-spacing:.5px;margin:4px 0 0;font-size:9px;font-weight:700}.detected-note p{color:#aaa}.note-green{color:#69d318;text-shadow:0 0 24px #69d31880}.note-orange{color:#ff9f16;text-shadow:0 0 24px #ff9f1673}.note-red{color:#ff3f24;text-shadow:0 0 24px #ff3f2473}.note-gray{color:#666}.orange-label{color:#ff9f16;font-weight:700}.gray-label{color:#888;font-weight:700}.pitch-feedback-green{box-shadow:inset 0 0 40px #69d31814}.pitch-feedback-orange{box-shadow:inset 0 0 40px #ff9f161a}.pitch-feedback-red{box-shadow:inset 0 0 40px #ff3f241a}.pitch-feedback-gray{box-shadow:none}.start-practice-btn{color:#fff;background:linear-gradient(90deg,#ff5a00,#ff9700);border:0;border-radius:16px;width:100%;margin-top:14px;padding:14px;font-size:14px;font-weight:700;box-shadow:0 8px 28px #ff7a0073}.start-practice-btn.stop{box-shadow:none;background:#ffffff1a;border:1px solid #ff3f2480}.summary-card{background:radial-gradient(circle at 100% 0,#ff7a0026,#0000 50%),#ffffff0f;border:1px solid #ff7a004d;border-radius:22px;margin-bottom:12px;padding:16px}.summary-card h3{margin:0 0 12px;font-size:16px}.summary-card h3 span{color:#ff7a00}.summary-grid{grid-template-columns:repeat(4,1fr);gap:8px;margin-bottom:12px;display:grid}.summary-stat{text-align:center;background:#00000040;border-radius:12px;padding:8px 4px}.summary-stat.highlight b{color:#69d318;font-size:20px}.summary-stat b{color:#ff7a00;font-size:15px;display:block}.summary-stat span{color:#aaa;text-transform:uppercase;font-size:8px}.summary-detail{color:#ccc;margin:0 0 6px;font-size:11px;line-height:1.4}.summary-detail strong{color:#ff9b35}.summary-motivation{color:#ffe0c2;background:#ff7a001f;border-radius:12px;margin:12px 0;padding:10px;font-size:12px;line-height:1.45}.summary-retry{width:100%}.accent-inline{color:#ff7a00;font-weight:600}.choice-card{text-align:left;color:#fff;background:radial-gradient(circle at 100%,#ff7a0033,#0000 45%),#ffffff0f;border:1px solid #ff7a0059;border-radius:22px;grid-template-columns:48px 1fr 44px;align-items:center;gap:14px;width:100%;margin-bottom:12px;padding:18px;display:grid;position:relative}.choice-card h3{margin:0 0 4px;font-size:16px}.choice-card p{color:#b5b5b5;margin:0;font-size:12px;line-height:1.35}.choice-icon{color:#ff7a00;background:#ff7a0026;border-radius:14px;justify-content:center;align-items:center;width:48px;height:48px;font-size:22px;display:flex}.track-list{gap:10px;display:grid}.track-item{text-align:left;color:#fff;background:#ffffff0e;border:1px solid #ffffff1a;border-radius:18px;justify-content:space-between;align-items:center;width:100%;padding:16px;display:flex}.track-item h3{margin:0 0 4px;font-size:16px}.track-item p{color:#aaa;margin:0;font-size:12px}.track-note-count{color:#ff9b35;margin-top:6px;font-size:10px;font-weight:700;display:inline-block}.digitize-btn{margin-top:14px}.pdf-placeholder{text-align:center;background:#ff7a0014;border:1px dashed #ff7a0066;border-radius:14px;margin-top:12px;padding:20px}.pdf-placeholder span{font-size:32px}.pdf-placeholder p{margin:8px 0 4px;font-size:13px}.pdf-placeholder small{color:#888;font-size:10px}.upload-error{color:#ff3f24;margin:10px 0 0;font-size:12px}.digital-sheet-card{background:#00000059;border:1px solid #ff7a0040;border-radius:18px;margin-bottom:12px;padding:10px 12px 6px}.practice-sheet{margin-bottom:10px}.vexflow-wrap{background:#0d0d0d;border-radius:12px;min-height:120px;overflow-x:auto}.vexflow-wrap.sheet-scroll{-webkit-overflow-scrolling:touch;scrollbar-width:none;overflow:hidden auto}.vexflow-wrap.sheet-scroll::-webkit-scrollbar{display:none}.review-screen .review-sheet-card .vexflow-wrap{min-height:320px;max-height:min(62vh,520px)}.vexflow-wrap.has-active-note .vexflow-container svg{filter:drop-shadow(0 0 6px #ff7a0026)}.review-screen .review-sheet-card{padding-bottom:10px}.vexflow-container{position:relative}.vexflow-container svg{margin:0 auto;display:block}.vexflow-empty{text-align:center;color:#666;background:#0000004d;border-radius:12px;padding:24px;font-size:12px}.note-editor{margin-bottom:14px}.editor-toolbar{gap:8px;margin-bottom:12px;display:flex}.small-btn{min-width:var(--touch-min);white-space:nowrap;flex:1;min-height:var(--touch-min)!important;font-size:var(--text-small)!important;border-radius:var(--radius-sm)!important;padding:10px 12px!important}.small-btn.danger{color:#ff6b55;border-color:#ff3f2466}.editor-fields{gap:10px;margin-bottom:12px;display:grid}.editor-fields label{color:#aaa;text-transform:uppercase;letter-spacing:.4px;gap:4px;font-size:11px;display:grid}.editor-fields select,.editor-fields input{color:#fff;background:#00000059;border:1px solid #ffffff1f;border-radius:12px;height:40px;padding:0 12px;font-size:14px}.note-chip-row{flex-wrap:wrap;gap:6px;display:flex}.review-screen .primary{margin-top:8px}.screen-transition{animation:.25s fade-slide}@keyframes fade-slide{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.demo-badge{top:calc(48px + var(--safe-top));z-index:25;font-size:var(--text-caption);color:#ffb468;border-radius:var(--radius-pill);background:#ff7a0033;border:1px solid #ff7a0059;margin:0;padding:4px 8px;position:absolute;right:22px}.auth-screen .hero p{margin-bottom:16px}.auth-card{background:#ffffff0d;border:1px solid #ff7a004d;border-radius:20px;gap:10px;margin-bottom:12px;padding:16px;display:grid}.auth-card label{color:#b0b0b0;gap:6px;font-size:12px;display:grid}.auth-card input{color:#fff;background:#00000059;border:1px solid #ffffff1f;border-radius:12px;height:44px;padding:0 12px}.auth-switch{width:100%}.app-nav{position:absolute;bottom:18px;left:22px;right:22px}.sheet-layer-wrap{position:relative}.practice-actions-row{grid-template-columns:1fr 1fr;gap:8px;display:grid}.practice-pitch-row{color:#b5b5b5;justify-content:space-between;margin-top:8px;font-size:11px;display:flex}.practice-pitch-row strong{color:#ff9f2f}.drawing-surface,.sheet-editor-screen .digital-sheet-card{-webkit-overflow-scrolling:touch;overflow:auto}.drawing-surface{overflow:auto}.annotation-canvas{touch-action:none;cursor:crosshair;width:100%;height:100%;position:absolute;top:0;left:0}.annotation-canvas.readonly{pointer-events:none}.sheet-image-viewer{touch-action:pan-x pan-y pinch-zoom;background:#050505;border-radius:12px;width:100%;height:100%;position:relative;overflow:auto}.sheet-image{object-fit:contain;width:100%;height:auto;display:block}.sheet-image-viewer iframe.sheet-image{border:0;min-height:420px}.upload-sheet-preview .sheet-image-viewer{max-height:260px}.review-uploaded-sheet .sheet-image-viewer{max-height:58vh}.editor-tools{background:#ffffff0a;border:1px solid #ffffff14;border-radius:16px;margin-bottom:14px;padding:12px}.tool-grid{gap:8px;margin-bottom:10px;display:grid}.tool-grid label{color:#aaa;gap:4px;font-size:11px;display:grid}.tool-grid input[type=range]{accent-color:#ff7a00}.tool-grid input[type=color]{background:0 0;border:0;border-radius:10px;width:100%;height:36px}.ai-card{background:#ffffff0d;border:1px solid #ff7a004d;border-radius:20px;margin-bottom:14px;padding:14px}.ai-card h3{margin:0 0 8px}.ai-card h3 span{color:#ff7a00}.profile-meta small{color:#ff9f2f;font-size:11px}.avatar-wrap{background:radial-gradient(circle,#ff7a0040,#ffffff0d)}.avatar-wrap span{font-size:28px}.glass-card{-webkit-backdrop-filter:blur(16px);background:#ffffff0f;border:1px solid #ffffff1a;box-shadow:0 8px 32px #00000059}.gamification-bar{border-radius:18px;margin-bottom:12px;padding:12px 14px}.gamification-row{justify-content:space-between;align-items:center;margin-bottom:8px;display:flex}.level-badge{color:#000;background:linear-gradient(90deg,#ff5a00,#ff9700);border-radius:999px;margin-right:8px;padding:4px 10px;font-size:12px;font-weight:700;display:inline-block}.xp-text{color:#ffb468;font-size:12px;font-weight:600}.streak-pill{color:#ff9b35;background:#ff7a0026;border-radius:999px;padding:4px 10px;font-size:12px;font-weight:700}.level-track{background:#ffffff1a;border-radius:999px;height:6px;margin-bottom:6px;overflow:hidden}.level-track span{background:linear-gradient(90deg,#ff5a00,#ff9700);border-radius:999px;height:100%;transition:width .4s;display:block}.daily-goal-text{color:#aaa;margin:0;font-size:11px}.coach-bubble{color:#ffc285;text-align:center;background:#ff7a001f;border-radius:12px;margin:0 0 10px;padding:8px 12px;font-size:12px;animation:.3s fade-slide}.mic-glow{animation:.6s ease-in-out infinite alternate mic-pulse;box-shadow:0 0 40px #ff7a00e6,0 0 80px #ff5a0066}@keyframes mic-pulse{0%{box-shadow:0 0 28px #ff7a0099}to{box-shadow:0 0 55px #ff7a00,0 0 90px #ff5a0080}}.sheet-with-playhead{position:relative}.sheet-playhead{pointer-events:none;opacity:.35;background:#ff7a00;border-radius:4px;width:3px;height:calc(100% - 16px);transition:left .12s linear;position:absolute;top:8px;box-shadow:0 0 16px #ff7a00e6}.sheet-playhead.active{opacity:1}.repeat-fragment-btn{width:100%;margin-top:8px}.floating-metronome{z-index:30;border-radius:16px;grid-template-columns:44px 1fr;align-items:center;gap:8px;width:calc(100% - 48px);max-width:320px;padding:10px 12px;animation:.25s fade-slide;display:grid;position:absolute;bottom:96px;right:24px}.metro-toggle{color:#fff;background:linear-gradient(90deg,#ff5a00,#ff9700);border:0;border-radius:50%;width:44px;height:44px;font-size:18px}.floating-metronome p{color:#aaa;margin:0;font-size:10px}.floating-metronome b{font-size:14px}.floating-metronome input[type=range]{accent-color:#ff7a00;grid-column:1/-1;width:100%}.digitize-loader{text-align:center;margin-top:12px;padding:24px}.loader-orbit{width:72px;height:72px;margin:0 auto 14px;animation:2s linear infinite spin;position:relative}.loader-note{color:#ff7a00;font-size:22px;position:absolute}.loader-note:first-child{top:0;left:50%;transform:translate(-50%)}.loader-note.delay-1{top:50%;right:0;transform:translateY(-50%)}.loader-note.delay-2{bottom:0;left:50%;transform:translate(-50%)}@keyframes spin{to{transform:rotate(360deg)}}.loader-bar{background:#ffffff1a;border-radius:999px;height:4px;overflow:hidden}.loader-bar-fill{background:linear-gradient(90deg,#ff5a00,#ff9700);width:40%;height:100%;animation:1.2s ease-in-out infinite loader-slide;display:block}@keyframes loader-slide{0%{transform:translate(-100%)}to{transform:translate(250%)}}.intro-overlay{z-index:100;background:radial-gradient(circle,#1d0d04f2,#030303fa);justify-content:center;align-items:center;padding:24px;display:flex;position:fixed;inset:0}.intro-card{text-align:center;border-radius:28px;width:min(390px,100%);padding:28px 22px}.intro-brand{letter-spacing:-1px;margin:0 0 16px;font-size:28px}.intro-brand span{color:#ff7a00}.intro-icon{margin-bottom:12px;font-size:48px;animation:.5s fade-slide}.intro-card h2{margin:0 0 8px;font-size:20px}.intro-card p{color:#b5b5b5;margin:0 0 16px;font-size:14px}.intro-dots{justify-content:center;gap:6px;margin-bottom:16px;display:flex}.intro-dots span{background:#fff3;border-radius:50%;width:8px;height:8px}.intro-dots span.active{background:#ff7a00}.onboarding-tip{z-index:60;width:calc(100% - 48px);max-width:340px;padding:14px;position:fixed;bottom:100px;left:50%;transform:translate(-50%)}.heatmap-card{border-radius:18px;margin-bottom:12px;padding:14px}.heatmap-grid{grid-template-columns:repeat(7,1fr);gap:4px;display:grid}.heatmap-cell{aspect-ratio:1;background:#ffffff0f;border-radius:4px}.heatmap-cell.level-1{background:#ff7a0059}.heatmap-cell.level-2{background:#ff7a0099}.heatmap-cell.level-3{background:#ff7a00}.timeline-card{border-radius:18px;margin-bottom:12px;padding:14px}.timeline-list{gap:8px;display:grid}.timeline-item{background:#00000040;border-radius:12px;justify-content:space-between;align-items:center;padding:10px 12px;display:flex}.timeline-item h4{margin:0;font-size:14px}.timeline-item p{color:#888;margin:4px 0 0;font-size:11px}.timeline-item b{color:#ff7a00}.badges-row{grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:16px;display:grid}.badge-chip{text-align:center;opacity:.45;background:#ffffff0a;border:1px solid #ffffff14;border-radius:14px;padding:10px 6px}.badge-chip.unlocked{opacity:1;background:#ff7a001a;border-color:#ff7a0073}.badge-chip span{font-size:22px;display:block}.badge-chip small{color:#ccc;font-size:9px}.achievement-badge{border-radius:16px;align-items:center;gap:10px;margin-bottom:10px;padding:12px;animation:.35s fade-slide;display:flex}.achievement-badge span{font-size:28px}.achievement-badge b{color:#ff9b35;display:block}.achievement-badge p{color:#aaa;margin:2px 0 0;font-size:11px}.track-item.glass-card{grid-template-columns:1fr 36px;align-items:center;gap:8px;margin-bottom:8px;padding:8px;display:grid}.track-open{color:#fff;text-align:left;background:0 0;border:0;justify-content:space-between;align-items:center;padding:8px;display:flex}.fav-btn{color:#888;background:#0000004d;border:1px solid #ffffff26;border-radius:50%;width:36px;height:36px;font-size:18px}.fav-btn.active{color:#ff7a00;border-color:#ff7a0080}.inline-chip{color:#ff9b35;background:#ff7a0026;border:0;border-radius:999px;padding:4px 10px;font-size:11px}.practice-header-minimal{justify-content:space-between;align-items:center;margin-bottom:12px;display:flex}.practice-header-minimal h2{text-overflow:ellipsis;white-space:nowrap;max-width:220px;margin:0;font-size:16px;overflow:hidden}.pitch-card-minimal{min-height:auto;padding:16px}.accuracy-row{justify-content:space-between;align-items:center;margin-bottom:10px;display:flex}.accuracy-label{color:#888;text-transform:uppercase;font-size:11px}.accuracy-value{color:#ff7a00;font-size:22px}.live-feedback-label{text-align:center;margin:0 0 10px;font-size:12px;font-weight:700}.tuner-compact{margin:8px 0 12px}.tuner-compact span{height:18px}.dual-notes-compact h1{font-size:32px}.practice-controls{border-radius:20px;margin-bottom:12px;padding:14px}.practice-control-row{justify-content:center;align-items:center;gap:10px;display:flex}.practice-controls .mic-btn{flex-direction:column;flex:1;align-items:center;gap:4px;max-width:140px;height:auto;margin:0;padding:14px 8px;font-size:22px;display:flex}.practice-controls .mic-btn span{font-size:10px;font-weight:700}.control-btn{border-radius:14px;min-width:72px;min-height:48px;padding:0 14px;font-size:13px}.mic-error{color:#ff6b55;text-align:center;margin:0 0 10px;font-size:12px}.summary-compact{padding:14px}.empty-state-card{text-align:center;border-radius:20px;margin:12px 0;padding:28px 18px}.empty-state-card .empty-icon{margin-bottom:10px;font-size:40px;display:block}.empty-state-card h3{margin:0 0 8px}.empty-state-card p{color:#aaa;font-size:var(--text-small);line-height:var(--line-body);overflow-wrap:anywhere;margin:0 0 14px}.empty-state-compact{padding:var(--space-lg) var(--space-md)}.empty-state-compact .empty-icon{font-size:32px}.empty-state-compact h3{font-size:var(--text-h3)}.editor-zoom-surface{transform-origin:top;width:330px;margin:0 auto;transition:transform .15s;position:relative}.sheet-playhead.active{animation:.8s ease-in-out infinite alternate playhead-pulse}@keyframes playhead-pulse{0%{opacity:.7;box-shadow:0 0 8px #ff7a0080}to{opacity:1;box-shadow:0 0 20px #ff7a00}}.note-display.note-green{animation:.25s success-pop}@keyframes success-pop{50%{transform:scale(1.06)}}.phone.has-bottom-nav .bottom-nav-shell{padding-bottom:calc(var(--space-sm) + var(--safe-bottom))}.teacher-badge{color:#69d318;background:#69d31826;border-radius:999px;margin-left:auto;padding:4px 8px;font-size:10px}.gam-stat{flex-direction:column;gap:2px;display:flex}.gam-label{color:#888;font-size:10px}.streak-fire{color:#ff9b35}.level-progress{background:#ffffff1a;border-radius:999px;height:6px;overflow:hidden}.level-progress span{background:linear-gradient(90deg,#ff5a00,#ff9700);height:100%;transition:width .4s;display:block}.level-progress.large{height:8px;margin-top:16px}.streak-pulse{animation:1.2s ease-in-out infinite alternate streak-glow}@keyframes streak-glow{0%{box-shadow:0 0 12px #ff7a0033}to{box-shadow:0 0 28px #ff7a008c}}.stats-grid{grid-template-columns:1fr 1fr;gap:10px;margin-bottom:12px;padding:14px;display:grid}.stat-tile{flex-direction:column;gap:4px;display:flex}.stat-tile span{color:#888;font-size:11px}.heatmap-wrap{margin-bottom:14px}.session-list{gap:8px;margin:0;padding:0;list-style:none;display:grid}.session-item{justify-content:space-between;align-items:center;padding:12px 14px;display:flex}.accuracy-pill{color:#69d318;background:#69d31826;border-radius:999px;padding:6px 10px;font-size:13px;font-weight:700}.achievement-list{gap:8px;display:grid}.achievement-badge{align-items:center;gap:12px;padding:12px 14px;display:flex}.achievement-badge.locked{opacity:.45}.ach-icon{font-size:28px}.auth-form{gap:12px;margin-bottom:12px;padding:18px;display:grid}.auth-form label{color:#aaa;gap:6px;font-size:12px;display:grid}.link-btn{color:#ff9b35;cursor:pointer;background:0 0;border:0;width:100%;padding:12px}.auth-loading{place-items:center;min-height:60vh;display:grid}.profile-card{gap:12px;margin-bottom:12px;padding:18px;display:grid}.avatar-btn{background:#ffffff0f;border:2px solid #ff7a0080;border-radius:50%;width:88px;height:88px;margin:0 auto 8px;padding:0;position:relative;overflow:hidden}.avatar-img{object-fit:cover;width:100%;height:100%}.avatar-placeholder{color:#ff9b35;font-size:32px;font-weight:700}.avatar-edit{color:#fff;background:#000000a6;padding:4px;font-size:10px;position:absolute;bottom:0;left:0;right:0}.toggle-row{justify-content:space-between;align-items:center;display:flex}.result-hero{text-align:center;margin-bottom:12px;padding:20px}.accuracy-ring{border:4px solid #ff7a0059;border-radius:50%;place-items:center;width:120px;height:120px;margin:0 auto 12px;display:grid}.accuracy-ring[data-level=high]{border-color:#69d318;box-shadow:0 0 30px #69d31859}.accuracy-ring strong{font-size:32px}.analysis-grid{gap:10px;margin-bottom:12px;display:grid}.analysis-card{padding:14px}.analysis-card h3{margin:0 0 8px;font-size:14px}.bar-chart{gap:8px;display:grid}.bar-row{grid-template-columns:48px 1fr 36px;align-items:center;gap:8px;display:grid}.bar-track{background:#ffffff14;border-radius:999px;height:8px;overflow:hidden}.bar-fill{background:linear-gradient(90deg,#ff5a00,#ff9700);border-radius:999px;height:100%;display:block}.ai-feedback .ai-message{margin:8px 0;font-size:15px}.ai-tips{color:#ccc;margin:0;padding-left:18px;font-size:13px}.live-coach-line{text-align:center;color:#ffc285;margin:0 0 8px;font-size:12px}.practice-toolbar{gap:8px;margin-top:8px;display:flex}.practice-header-actions{flex-wrap:wrap;justify-content:center;align-items:center;gap:6px;display:flex}.metro-controls{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.metro-label{color:#aaa;font-size:11px}.floating-metronome{padding:12px;display:block}.danger-text{color:#ff6b6b}.muted{color:#888;font-size:var(--text-small);line-height:var(--line-body)}.exercise-label{font-size:var(--text-caption);letter-spacing:.06em;text-transform:uppercase;color:#888;margin:0 0 var(--space-sm);font-weight:700}.text-clamp-1{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.text-clamp-2{-webkit-line-clamp:2;-webkit-box-orient:vertical;display:-webkit-box;overflow:hidden}.track-meta{flex:1;min-width:0}.track-open{gap:var(--space-sm);flex:1;min-width:0}.track-open .card-action{width:var(--touch-min);height:var(--touch-min);min-width:var(--touch-min);min-height:var(--touch-min);flex-shrink:0;position:static}.track-item h3,.choice-card h3,.session-item strong,.analysis-card li{overflow-wrap:anywhere}.choice-card h3{font-size:var(--text-h3)}.choice-card p{font-size:var(--text-small)}.fav-btn{width:var(--touch-min);height:var(--touch-min);min-width:var(--touch-min);min-height:var(--touch-min);flex-shrink:0}.gamification-row{grid-template-columns:repeat(4,minmax(0,1fr));gap:6px;display:grid}.gam-stat{text-align:center;min-width:0}.gam-stat strong{font-size:var(--text-small);text-overflow:ellipsis;white-space:nowrap;display:block;overflow:hidden}.practice-screen-clean{padding-bottom:0}.practice-header-minimal{gap:var(--space-sm);margin-bottom:var(--space-sm);flex-wrap:wrap}.practice-header-minimal h2{text-align:center;max-width:100%;font-size:var(--text-h2);line-height:var(--line-tight);flex:100%}.practice-header-actions .small-btn{white-space:normal;flex:0 auto;min-width:0;line-height:1.15;padding:8px 10px!important}.practice-toolbar{margin-top:var(--space-sm);margin-bottom:var(--space-sm);flex-wrap:wrap}.practice-toolbar .small-btn{flex:calc(50% - 4px);min-width:0}.practice-controls{margin-bottom:var(--space-sm)}.practice-control-row{width:100%}.practice-controls .control-btn{flex:1;justify-content:center;align-items:center;max-width:120px;display:inline-flex}.pitch-card-minimal{padding:var(--space-md);margin-bottom:var(--space-sm)}.dual-notes-compact h1{text-overflow:ellipsis;max-width:100%;font-size:clamp(1.35rem,7vw,1.75rem);overflow:hidden}.accuracy-value{font-size:var(--text-h2)}.live-feedback-label{font-size:var(--text-caption);letter-spacing:.04em}.digital-sheet-card{margin-bottom:var(--space-sm)}.mic-permission-card{margin:0 0 var(--space-sm);padding:var(--space-md);border-radius:var(--radius-md);text-align:center;background:#ff3f241a;border:1px solid #ff6b5559}.mic-permission-card p{margin:0 0 var(--space-sm);font-size:var(--text-small);line-height:var(--line-body);color:#ffb4a8}.session-item{gap:var(--space-sm)}.session-item>div{flex:1;min-width:0}.session-item strong{display:block}.session-item p{font-size:var(--text-caption);text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.accuracy-pill{font-size:var(--text-small);flex-shrink:0}.stats-grid{gap:var(--space-sm)}.stat-tile strong{font-size:var(--text-h3)}.achievement-badge{gap:var(--space-sm)}.achievement-badge strong{font-size:var(--text-h3)}.achievement-badge p{font-size:var(--text-caption);line-height:var(--line-body)}.auth-form label{font-size:var(--text-small)}.auth-form input{min-height:var(--touch-min);font-size:var(--text-body)}.link-btn{min-height:var(--touch-min);justify-content:center;align-items:center;display:inline-flex}.editor-toolbar{flex-wrap:wrap}.editor-toolbar .small-btn{flex:calc(33% - 6px);min-width:0}.sheet-editor-screen .editor-zoom-surface{max-width:100%}.floating-metronome{left:50%;bottom:calc(var(--nav-height) + 20px + var(--safe-bottom));z-index:35;width:min(320px,100% - 48px);position:fixed;transform:translate(-50%)}.onboarding-tip{left:50%;bottom:calc(24px + var(--safe-bottom));z-index:50;width:min(340px,100% - 44px);margin:0;position:fixed;transform:translate(-50%)}.phone.has-bottom-nav .onboarding-tip{bottom:calc(var(--nav-height) + 24px + var(--safe-bottom))}.intro-overlay{padding:var(--safe-top) var(--safe-right) var(--safe-bottom) var(--safe-left)}.result-hero .accuracy-ring strong{font-size:clamp(1.75rem,8vw,2rem)}.bar-label,.bar-value{font-size:var(--text-caption);text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.upload-card,.digital-sheet-card,.glass-card{border-radius:var(--radius-lg)}.buttons{gap:var(--space-sm);margin-top:var(--space-md)}.history-section,.achievements-section{margin-bottom:var(--space-lg)}.progress-screen .gamification-bar{margin-bottom:var(--space-md)}.profile-screen{gap:var(--space-md);flex-direction:column;display:flex}.profile-hero{gap:var(--space-md);padding:var(--space-lg);text-align:center;display:grid}.profile-hero-text h2{margin:var(--space-sm) 0 4px;font-size:var(--text-h2)}.profile-email{font-size:var(--text-small);color:#888;margin:0}.profile-level-row{justify-content:center;align-items:center;gap:var(--space-sm);margin-top:var(--space-sm);flex-wrap:wrap;display:flex}.level-pill{border-radius:var(--radius-pill);color:#000;font-size:var(--text-caption);background:linear-gradient(90deg,#ff5a00,#ff9700);padding:4px 12px;font-weight:700}.profile-xp{font-size:var(--text-small);color:#ffb468;font-weight:600}.profile-level-bar{margin-top:var(--space-xs)}.profile-level-caption{font-size:var(--text-caption);color:#888;text-align:center;margin:6px 0 0}.profile-daily{padding:var(--space-md)}.profile-daily-header{margin-bottom:var(--space-sm);font-size:var(--text-small);justify-content:space-between;align-items:center;display:flex}.profile-daily-header strong{color:#ff9b35}.profile-quick-actions{gap:var(--space-sm);grid-template-columns:repeat(4,1fr);display:grid}.profile-action-btn{min-height:var(--touch-min);padding:var(--space-sm) 4px;border-radius:var(--radius-md);color:#fff;font-size:var(--text-caption);background:#ffffff0d;border:1px solid #ff7a0040;flex-direction:column;justify-content:center;align-items:center;gap:6px;font-weight:600;display:flex}.profile-action-btn span{font-size:22px;line-height:1}.profile-stats{margin:0}.profile-section{padding:var(--space-md)}.profile-section-title{margin:0 0 var(--space-md);font-size:var(--text-h3);font-weight:600}.profile-session-list{margin:0 0 var(--space-sm);gap:var(--space-sm);padding:0;list-style:none;display:grid}.profile-session-row{justify-content:space-between;align-items:center;gap:var(--space-sm);width:100%;padding:var(--space-sm) var(--space-md);border-radius:var(--radius-md);color:#fff;text-align:left;min-height:var(--touch-min);background:#00000040;border:1px solid #ffffff14;display:flex}.profile-achievements-row{gap:var(--space-sm);grid-template-columns:repeat(3,1fr);display:grid}.profile-ach-chip{padding:var(--space-sm);border-radius:var(--radius-md);opacity:.45;text-align:center;background:#ffffff0a;border:1px solid #ffffff14;flex-direction:column;justify-content:center;align-items:center;gap:4px;display:flex}.profile-ach-chip.unlocked{opacity:1;background:#ff7a001a;border-color:#ff7a0066}.profile-ach-chip span{font-size:24px}.profile-ach-chip small{color:#ccc;font-size:10px;line-height:1.2}.profile-settings label{margin-bottom:var(--space-md);font-size:var(--text-small);color:#aaa;gap:6px;display:grid}.profile-settings input[type=text],.profile-settings select{min-height:var(--touch-min);border-radius:var(--radius-sm);color:#fff;font-size:var(--text-body);background:#00000059;border:1px solid #ffffff1f;padding:0 12px}.toggle-hint{font-size:var(--text-caption);color:#777;text-transform:none;letter-spacing:0;margin-top:4px;font-weight:400;display:block}.profile-demo-hint{margin:0 0 var(--space-md);font-size:var(--text-caption);color:#ffb468;line-height:var(--line-body)}.profile-share-summary{margin:0 0 var(--space-md);font-size:var(--text-small);line-height:var(--line-body)}.profile-share-actions{gap:var(--space-sm);grid-template-columns:1fr 1fr;display:grid}.profile-share-actions .secondary{width:100%;min-height:var(--touch-min);font-size:var(--text-small);padding:10px 8px}.profile-logout{margin-top:var(--space-sm);margin-bottom:var(--space-lg)}@media (width<=380px){.hero h1{letter-spacing:-.8px}.practice-controls .mic-btn{max-width:120px}.profile-quick-actions{grid-template-columns:repeat(2,1fr)}.profile-share-actions{grid-template-columns:1fr}}.app-standalone{align-items:stretch;min-height:100dvh;padding:0}.phone-auth{width:min(390px,100vw - 24px);height:min(844px,100dvh - 48px);max-height:100dvh;margin:auto}.phone-onboarding .phone-content,.phone-auth .phone-content{flex-direction:column;min-height:0;display:flex}.phone-auth .phone-content{z-index:1;position:relative}.phone-auth .auth-screen{min-height:0;padding:var(--space-sm) var(--space-xs);flex-direction:column;flex:1;justify-content:center;display:flex;overflow-y:auto}.auth-screen-inner{width:100%;max-width:100%;animation:.45s both auth-enter}@keyframes auth-enter{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.auth-hero{text-align:center;margin-bottom:var(--space-lg)}.auth-brand{margin:0 0 var(--space-sm);letter-spacing:-.6px;color:#fff;font-size:1.35rem;font-weight:700}.auth-brand span{color:#ff7a00}.auth-title{margin:0 0 var(--space-xs);font-size:clamp(1.5rem,5.5vw,1.75rem);font-weight:700;line-height:var(--line-tight);letter-spacing:-.5px;color:#fff}.auth-tagline{max-width:280px;font-size:var(--text-small);line-height:var(--line-body);color:#ffffff94;margin:0 auto}.auth-demo-pill{margin-top:var(--space-sm);border-radius:var(--radius-pill);font-size:var(--text-caption);letter-spacing:.03em;color:#ffc285;background:#ff7a001f;border:1px solid #ff7a0047;padding:6px 12px;font-weight:600;display:inline-block}.auth-mode-tabs{margin-bottom:var(--space-md);border-radius:var(--radius-pill);background:#00000073;border:1px solid #ffffff14;grid-template-columns:1fr 1fr;gap:4px;padding:4px;display:grid}.auth-mode-tab{border-radius:var(--radius-pill);color:#ffffff73;font-size:var(--text-small);background:0 0;border:0;padding:11px 14px;font-weight:600;transition:background .22s,color .22s,box-shadow .22s}.auth-mode-tab.active{color:#fff;background:linear-gradient(135deg,#ff5a0061,#ff970038);box-shadow:0 0 22px #ff7a0038}.auth-form-card{gap:var(--space-md);padding:var(--space-lg) var(--space-md);border-radius:var(--radius-lg);-webkit-backdrop-filter:blur(20px);background:linear-gradient(165deg,#ffffff17 0%,#ffffff08 48%,#0003 100%);border:1px solid #ff7a0038;display:grid;position:relative;overflow:hidden;box-shadow:inset 0 1px #ffffff0f,0 16px 48px #0000008c,0 0 56px #ff7a001a}.auth-form-card:before{content:"";pointer-events:none;background:linear-gradient(90deg,#0000,#ff9a358c,#0000);height:1px;position:absolute;top:0;left:12%;right:12%}.auth-field{gap:8px;display:grid}.auth-field-label{font-size:var(--text-caption);letter-spacing:.08em;text-transform:uppercase;color:#ffffff80;font-weight:600}.auth-input{border-radius:var(--radius-sm);color:#f2f2f2;width:100%;height:48px;font-size:var(--text-body);appearance:none;background:#0000006b;border:1px solid #ffffff1a;padding:0 16px;transition:border-color .2s,box-shadow .2s,background .2s}.auth-input::placeholder{color:#ffffff52}.auth-input:hover{background:#00000080;border-color:#ffffff29}.auth-input:focus{background:#0000008c;border-color:#ff7a00a6;outline:none;box-shadow:0 0 0 3px #ff7a0024,0 0 24px #ff7a001f}.auth-submit{margin-top:var(--space-xs);letter-spacing:.02em;min-height:50px;font-weight:600;transition:transform .15s,box-shadow .2s,opacity .2s;box-shadow:0 4px 20px #ff5a0061,0 0 36px #ff7a002e}.auth-submit:hover:not(:disabled){box-shadow:0 6px 28px #ff5a007a,0 0 44px #ff7a0047}.auth-submit:active:not(:disabled){transform:scale(.98)}.auth-submit:disabled{opacity:.65;cursor:not-allowed}.phone-auth:after{content:"";pointer-events:none;z-index:0;background:radial-gradient(circle,#ff7a0024,#0000 68%);border-radius:50%;width:220px;height:220px;position:absolute;top:18%;left:50%;transform:translate(-50%)}.logo-static{letter-spacing:-.5px;color:#fff;pointer-events:none;background:0 0;border:0;margin:0;padding:0;font-size:22px;font-weight:700}.logo-static span{color:#ff7a00}.phone-onboarding .onboarding-flow{background:0 0;flex-direction:column;flex:1;justify-content:center;min-height:0;margin:0;padding:0;display:flex}.phone-onboarding .onboarding-flow-card{text-align:center;border-radius:var(--radius-lg);flex-direction:column;flex:1;justify-content:center;width:100%;min-height:0;max-height:100%;margin:0;padding:24px 18px;display:flex}.onboarding-brand{letter-spacing:-1px;margin:0 0 16px;font-size:28px;font-weight:700}.onboarding-brand span{color:#ff7a00}.onboarding-flow-icon{margin-bottom:12px;font-size:52px}.onboarding-flow-card h2{font-size:var(--text-h1);margin:0 0 10px}.onboarding-flow-text{color:#bbb;font-size:var(--text-body);line-height:var(--line-body);margin:0 0 18px}.onboarding-flow-actions{grid-template-columns:1fr 1fr;gap:10px;display:grid}.onboarding-flow-actions.single{grid-template-columns:1fr}.practice-v2{gap:var(--space-sm);padding-bottom:var(--space-md);flex-direction:column;display:flex}.practice-v2-header{text-align:center;flex-direction:column;align-items:center;gap:4px;display:flex}.practice-v2-header h1{font-size:var(--text-h2);max-width:100%;margin:0}.practice-change{font-size:var(--text-caption);min-height:auto;padding:4px 8px}.practice-v2-sheet{flex:none;padding:10px}.practice-v2-sheet-inner{border-radius:var(--radius-md);touch-action:pan-y pinch-zoom;background:#00000059;justify-content:center;align-items:flex-start;height:min(48vh,400px);min-height:260px;max-height:min(48vh,400px);display:flex;position:relative;overflow:auto}.practice-v2-sheet-inner .vexflow-wrap.sheet-scroll{width:100%;height:100%;max-height:100%;overflow:hidden auto}.practice-v2-sheet-inner .sheet-image-viewer{width:100%;max-height:100%;overflow-y:auto}.sheet-hero-renderer svg{max-width:100%;height:auto!important}.practice-v2-mic-zone{padding:var(--space-md) 0;flex-direction:column;flex:none;justify-content:center;align-items:center;min-height:228px;display:flex}.practice-v2-target{min-height:2.75rem;font-size:var(--text-small);color:#888;text-align:center;justify-content:center;align-items:center;margin:0 0 12px;display:flex}.practice-v2-target strong{color:#ff9b35;font-size:var(--text-h3);min-width:3ch;display:inline-block}.mic-hero-slot{flex-shrink:0;width:120px;height:120px;position:relative}.mic-hero{color:#fff;background:radial-gradient(circle at 35% 30%,#ff9b35,#ff5a00 55%,#3a1500);border:0;border-radius:50%;flex-direction:column;justify-content:center;align-items:center;gap:4px;width:120px;height:120px;transition:transform .15s,box-shadow .2s;display:flex;position:absolute;inset:0;box-shadow:0 0 40px #ff7a008c}.mic-hero:active{transform:scale(.96)}.mic-hero-ring{border:2px solid #ff7a0073;border-radius:50%;animation:1.8s ease-out infinite mic-ring-pulse;position:absolute;inset:-12px}.mic-hero-ring-2{opacity:.6;animation-delay:.6s;inset:-24px}.mic-hero-idle .mic-hero-ring{opacity:.25;animation:none}.mic-hero-listening .mic-hero-ring,.mic-hero-detecting .mic-hero-ring{animation:1.2s ease-out infinite mic-ring-pulse}.mic-hero-detecting{animation:.8s ease-in-out infinite alternate mic-glow-pulse;box-shadow:0 0 60px #ff7a00f2,0 0 100px #ff5a0073}.mic-hero-paused{opacity:.75;filter:grayscale(.3)}.mic-hero-icon{z-index:1;font-size:40px;line-height:1}.mic-hero-label{text-transform:uppercase;letter-spacing:.06em;z-index:1;font-size:10px;font-weight:700}@keyframes mic-ring-pulse{0%{opacity:.8;transform:scale(.85)}to{opacity:0;transform:scale(1.15)}}@keyframes mic-glow-pulse{0%{box-shadow:0 0 40px #ff7a0099}to{box-shadow:0 0 70px #ff7a00,0 0 110px #ff5a0080}}.practice-v2-live{min-height:2.75rem;font-size:var(--text-small);color:#aaa;text-align:center;justify-content:center;align-items:center;margin:12px 0 0;display:flex}.practice-v2-live-text,.practice-v2-live-placeholder{width:100%;display:block}.practice-v2-live-placeholder{visibility:hidden}.practice-v2-live strong{color:#69d318;font-size:var(--text-h2);min-width:3ch;display:inline-block}.mic-live-detecting strong{color:#69d318;text-shadow:0 0 16px #69d31880}.practice-v2-stats{justify-content:center;gap:var(--space-md);font-size:var(--text-caption);color:#777;flex-wrap:wrap;padding:4px 0;display:flex}.practice-v2-stats span{white-space:nowrap}.practice-v2-bottom{gap:var(--space-sm);grid-template-columns:1fr 1fr;display:grid}.practice-bottom-btn{width:100%;min-height:var(--touch-min);border-radius:var(--radius-md);font-size:var(--text-small)}.practice-v2 .floating-metronome{bottom:calc(88px + var(--safe-bottom))}.practice-home .home-stats{padding:var(--space-md);margin-bottom:var(--space-md);gap:var(--space-sm);grid-template-columns:repeat(4,1fr);display:grid;position:relative}.home-stat{text-align:center;min-width:0}.home-stat span{font-size:var(--text-caption);color:#888;display:block}.home-stat strong{font-size:var(--text-small);color:#ff9b35}.home-level-bar{grid-column:1/-1;margin-top:4px}.choice-card-continue{border-color:#ff7a00a6;box-shadow:0 0 24px #ff7a0026}.review-screen{gap:var(--space-md);flex-direction:column;display:flex}.review-celebrate{padding:var(--space-lg);text-align:center}.review-accuracy-big{color:#ff7a00;margin:8px 0;font-size:clamp(3rem,14vw,4.5rem);font-weight:700;line-height:1}.review-accuracy-big[data-level=high]{color:#69d318;text-shadow:0 0 40px #69d31859}.review-subtitle{margin:0 0 var(--space-sm);font-size:var(--text-body);color:#ccc}.review-reward-row{gap:var(--space-sm);margin-bottom:var(--space-sm);grid-template-columns:repeat(3,1fr);display:grid}.review-reward-row span{font-size:var(--text-caption);color:#888;display:block}.review-reward-row strong{font-size:var(--text-h3);color:#ff9b35}.review-streak-bar{text-align:left;margin-top:2px}.review-coach-lines{color:#ffc285;font-size:var(--text-small);margin:0;padding-left:18px;line-height:1.6}.review-detail-grid{gap:var(--space-sm);grid-template-columns:1fr 1fr;display:grid}.review-detail-card{padding:var(--space-md)}.review-detail-card h3{font-size:var(--text-small);margin:0 0 8px}.review-note-list{font-size:var(--text-small);color:#ccc;margin:0;padding-left:16px}.review-actions{gap:var(--space-sm);margin-bottom:var(--space-lg);display:grid}.review-actions .primary,.review-actions .secondary{width:100%}.registration-prompt-screen,.pricing-screen{padding-bottom:var(--space-xl)}.registration-prompt-hero,.pricing-hero{text-align:center;margin-bottom:var(--space-lg)}.registration-prompt-brand,.pricing-hero h1{margin:0 0 var(--space-sm)}.registration-prompt-brand{letter-spacing:-.5px;font-size:22px;font-weight:700}.registration-prompt-brand span{color:var(--accent)}.registration-prompt-hero h1{margin:0 0 var(--space-sm);font-size:1.35rem;line-height:1.25}.registration-prompt-tagline,.pricing-hero p{color:#aaa;font-size:var(--text-small);margin:0;line-height:1.45}.registration-benefits{margin:0 0 var(--space-lg);gap:var(--space-sm);padding:0;list-style:none;display:grid}.registration-benefit{font-size:var(--text-small);align-items:center;gap:12px;padding:12px 14px;display:flex}.registration-benefit span:first-child{font-size:1.2rem}.registration-prompt-actions{gap:var(--space-sm);display:grid}.registration-cta,.pricing-cta{width:100%}.muted-link{color:#888!important}.pricing-back{margin-bottom:var(--space-sm);text-align:left;padding:0;display:block}.pricing-hero h1{margin-bottom:var(--space-xs);font-size:1.4rem}.pricing-plan-tabs{margin-bottom:var(--space-md);background:#ffffff0a;border:1px solid #ffffff0f;border-radius:14px;grid-template-columns:1fr 1fr;gap:6px;padding:4px;display:grid}.pricing-plan-tab{color:#999;font-size:var(--text-small);cursor:pointer;background:0 0;border:0;border-radius:10px;padding:10px 8px;font-weight:600}.pricing-plan-tab.active{color:#fff;background:linear-gradient(135deg,#ff5a0059,#ff7a0033);box-shadow:0 0 20px #ff7a0026}.pricing-card{padding:var(--space-md);margin-bottom:var(--space-md)}.pricing-card-featured{border-color:#ff7a0059;box-shadow:0 0 32px #ff5a001f}.pricing-card-label{margin:0 0 var(--space-xs);text-transform:uppercase;letter-spacing:.08em;color:var(--accent);font-size:11px;font-weight:700}.pricing-price-row{margin-bottom:var(--space-sm);align-items:baseline;gap:4px;display:flex}.pricing-price{color:#fff;font-size:2.4rem;font-weight:800;line-height:1}.pricing-period{color:#888;font-size:var(--text-small)}.pricing-card-desc{margin:0 0 var(--space-md);color:#aaa;font-size:var(--text-small);line-height:1.45}.pricing-features{margin:0 0 var(--space-md);gap:8px;padding:0;list-style:none;display:grid}.pricing-features li{font-size:var(--text-small);color:#ddd;padding-left:1.2em;position:relative}.pricing-features li:before{content:"✓";color:var(--accent);font-weight:700;position:absolute;left:0}.pricing-tier-group{margin-bottom:var(--space-md)}.pricing-tier-group h4{margin:0 0 var(--space-sm);font-size:var(--text-small);color:#ccc;font-weight:600}.pricing-tier-list{gap:8px;margin:0;padding:0;list-style:none;display:grid}.pricing-tier-row{font-size:var(--text-small);background:#00000059;border:1px solid #ffffff0d;border-radius:10px;justify-content:space-between;align-items:baseline;gap:12px;padding:10px 12px;display:flex}.pricing-tier-row span{color:#aaa}.pricing-tier-row strong{color:#fff;text-align:right;white-space:nowrap}.pricing-tier-row strong small{color:#888;font-size:10px;font-weight:500;display:block}.pricing-footer-actions{gap:var(--space-sm);text-align:center;display:grid}.pricing-demo-note{color:#777;margin:0;font-size:11px;line-height:1.4}.profile-guest-cta .profile-guest-actions{gap:var(--space-sm);margin-top:var(--space-md);display:grid}.auth-back{margin-bottom:var(--space-sm);text-align:left;padding:0;display:block}