@import"https://fonts.googleapis.com/css2?family=Nunito:wght@400;600;700;800&family=Poppins:wght@400;500;600;700&display=swap";.navbar{display:flex;align-items:center;justify-content:space-between;padding:8px 20px;background:linear-gradient(135deg,#5d4a7a,#9b7bb8);color:#fff;box-shadow:0 2px 8px #5d4a7a4d;position:sticky;top:0;z-index:100}.navbar__brand{font-size:1.2rem;font-weight:700;cursor:pointer;letter-spacing:.02em}.navbar__links{display:flex;gap:4px}.navbar__link{padding:6px 14px;background:transparent;border:none;color:#fffc;font-size:.85rem;font-weight:500;border-radius:6px;cursor:pointer;transition:all .2s ease}.navbar__link:hover{background:#ffffff26;color:#fff}.navbar__link--active{background:#fff3;color:#fff;font-weight:600}.navbar__user{display:flex;align-items:center;gap:8px}.navbar__avatar{width:28px;height:28px;border-radius:50%;border:2px solid rgba(255,255,255,.5)}.navbar__name{font-size:.8rem;opacity:.9}.navbar__logout{padding:5px 12px;background:#ffffff26;border:1px solid rgba(255,255,255,.3);color:#fff;font-size:.75rem;font-weight:500;border-radius:6px;cursor:pointer;transition:all .2s ease}.navbar__logout:hover{background:#ffffff40}@media(max-width:767px){.navbar{padding:8px 12px}.navbar__name{display:none}.navbar__link{padding:6px 10px;font-size:.8rem}}.song-input{display:flex;flex-direction:column;gap:var(--spacing-md);padding:var(--spacing-lg);background:var(--color-bg-card);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm)}.song-input--disabled{opacity:.6;pointer-events:none}.song-input__title{font-size:1.25rem;color:var(--color-primary);margin-bottom:var(--spacing-sm)}.song-input__error{display:flex;align-items:center;justify-content:space-between;padding:var(--spacing-sm) var(--spacing-md);background:#fff5f5;border:1px solid #feb2b2;border-radius:var(--radius-sm);color:#c53030;font-size:.875rem}.song-input__error-dismiss{background:none;border:none;cursor:pointer;padding:4px 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ease}.song-input__search-toggle:hover{background:var(--color-primary-light);color:#fff}.song-input__search{display:flex;flex-direction:column;gap:var(--spacing-sm)}.song-input__search-box{display:flex;gap:var(--spacing-sm)}.song-input__search-box input{flex:1;padding:var(--spacing-sm) var(--spacing-md);border:2px solid var(--color-primary-light);border-radius:var(--radius-md);font-family:var(--font-secondary);font-size:.875rem;min-height:48px}.song-input__search-box input:focus{outline:none;border-color:var(--color-primary)}.song-input__search-box button{padding:var(--spacing-sm) var(--spacing-lg);background:var(--color-primary);color:#fff;border-radius:var(--radius-md);font-weight:600;min-width:80px;min-height:48px}.song-input__search-box button:disabled{background:var(--color-primary-light);cursor:not-allowed}.song-input__results{list-style:none;display:flex;flex-direction:column;gap:var(--spacing-xs);max-height:240px;overflow-y:auto}.song-input__result{display:flex;flex-direction:column;padding:var(--spacing-sm) var(--spacing-md);background:var(--color-bg-secondary);border-radius:var(--radius-sm);cursor:pointer;transition:all .2s ease}.song-input__result:hover{background:var(--color-primary-light);color:#fff;transform:translate(4px)}.song-input__result-title{font-weight:600;font-size:.875rem}.song-input__result-composer{font-size:.75rem;opacity:.7}.song-input__upload-form{display:flex;flex-direction:column;align-items:center;gap:var(--spacing-sm);width:100%;max-width:360px}.song-input__upload-form-label{font-size:.875rem;color:var(--color-text-secondary);word-break:break-all;text-align:center}.song-input__upload-form-input{width:100%;padding:var(--spacing-sm) var(--spacing-md);border:2px solid 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button{width:100%}}.score-display{display:flex;flex-direction:column;height:100%;background:#faf8ff;border-radius:12px;overflow:hidden}.score-display__controls{display:flex;align-items:center;justify-content:center;gap:8px;padding:12px;background:linear-gradient(135deg,#9b7bb8,#c9a87c);border-bottom:1px solid rgba(155,123,184,.3)}.score-display__playback{display:flex;gap:4px;margin-right:12px;padding-right:12px;border-right:2px solid rgba(255,255,255,.3)}.score-display__play-btn{width:36px;height:36px;border:none;border-radius:8px;background:#fff;color:#5d4a7a;font-size:16px;cursor:pointer;transition:all .2s ease;display:flex;align-items:center;justify-content:center}.score-display__play-btn:hover{background:#f0e8f5;transform:scale(1.05)}.score-display__zoom-btn{width:36px;height:36px;border:none;border-radius:8px;background:#fff;color:#5d4a7a;font-size:20px;font-weight:600;cursor:pointer;transition:all .2s 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ease;min-width:120px;min-height:48px}.recorder__button:disabled{opacity:.5;cursor:not-allowed}.recorder__button-icon{font-size:1.25rem}.recorder__button--record{background:linear-gradient(135deg,#e57373,#ef5350);color:#fff}.recorder__button--record:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 4px 12px #e5737366}.recorder__button--record:active:not(:disabled){transform:translateY(0)}.recorder__button--stop{background:linear-gradient(135deg,#7f8c8d,#636e72);color:#fff}.recorder__button--stop:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 4px 12px #7f8c8d66}.recorder__button--play{background:linear-gradient(135deg,#66bb6a,#43a047);color:#fff}.recorder__button--play:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 4px 12px 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0;line-height:1}.recorder__countdown-number{font-size:2rem;font-weight:700;color:var(--color-primary);line-height:1}@keyframes countdown-fade{0%{opacity:0;transform:scale(.8)}20%{opacity:1;transform:scale(1)}80%{opacity:1;transform:scale(1)}to{opacity:.5;transform:scale(.95)}}.score-badge{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px;border-radius:20px;transition:all .3s ease}.score-badge__circle{display:flex;align-items:center;justify-content:center;width:180px;height:180px;border-radius:50%;background:#fff;box-shadow:0 8px 32px #0000001f}.score-badge__value{font-size:64px;font-weight:700;line-height:1;margin-top:-4px}.score-badge__divider{font-size:36px;font-weight:400;margin:0 4px;opacity:.5}.score-badge__max{font-size:28px;font-weight:500;opacity:.5}.score-badge__label{margin-top:16px;font-size:20px;font-weight:600;text-transform:uppercase;letter-spacing:1px}.score-badge--gold{background:linear-gradient(135deg,#fff8e1,#ffecb3);border:3px 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.score-badge__label{color:#00796b}.score-badge--gray{background:linear-gradient(135deg,#f5f5f5,#eee);border:3px solid #bdbdbd}.score-badge--gray .score-badge__circle{border:3px solid #bdbdbd}.score-badge--gray .score-badge__value,.score-badge--gray .score-badge__label{color:#616161}@media(max-width:767px){.score-badge{padding:16px}.score-badge__circle{width:140px;height:140px}.score-badge__value{font-size:56px}.score-badge__divider{font-size:28px}.score-badge__max{font-size:22px}.score-badge__label{font-size:16px;margin-top:12px}}@media(min-width:768px)and (max-width:1023px){.score-badge__circle{width:160px;height:160px}.score-badge__value{font-size:64px}}.results-card{display:flex;flex-direction:column;align-items:center;gap:var(--spacing-md);padding:var(--spacing-lg);background:var(--color-bg-card);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);max-width:400px;margin:0 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p{font-size:.875rem;line-height:1.5;color:var(--color-text-primary);font-style:italic}.results-card__feedback-label{font-size:.625rem;color:var(--color-text-light);text-transform:uppercase;letter-spacing:1px}.results-card__try-again{display:flex;align-items:center;justify-content:center;gap:var(--spacing-sm);width:100%;padding:var(--spacing-md);background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-primary-dark) 100%);color:#fff;border:none;border-radius:var(--radius-md);font-family:var(--font-primary);font-weight:700;font-size:1rem;cursor:pointer;transition:all .2s ease;min-height:56px}.results-card__try-again:hover{transform:translateY(-2px);box-shadow:0 4px 16px #9b7ed966}.results-card__try-again:active{transform:translateY(0)}@media(max-width:767px){.results-card{padding:var(--spacing-md)}.results-card__title{font-size:1.125rem}.results-card__breakdown{flex-wrap:wrap}.results-card__breakdown-item{flex:1;min-width:80px}.results-card__bar-card{min-height:80px}.results-card__note{font-size:.625rem;grid-template-columns:20px 1fr auto 1fr 20px}}.results-card__actions{display:flex;gap:12px;width:100%}.results-card__actions .results-card__try-again{flex:1}.results-card__play-song{display:flex;align-items:center;justify-content:center;gap:var(--spacing-sm);flex:1;padding:var(--spacing-md);background:#fff;border:2px solid var(--color-primary);color:var(--color-primary);border-radius:var(--radius-md);font-family:var(--font-primary);font-weight:700;font-size:1rem;cursor:pointer;transition:all .2s ease;min-height:56px}.results-card__play-song:hover{background:var(--color-primary);color:#fff;transform:translateY(-2px)}.session-row{background:var(--color-bg-card);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);overflow:hidden;transition:all .2s ease}.session-row--expanded{box-shadow:var(--shadow-md, 0 4px 12px rgba(0,0,0,.1))}.session-row__main{display:flex;align-items:center;gap:12px;padding:10px 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span:first-child{color:var(--color-text-secondary);font-weight:600}.storage-usage-bar__percentage{color:var(--color-primary);font-weight:700}.storage-usage-bar__track{height:12px;background:var(--color-bg-secondary);border-radius:var(--radius-xl);overflow:hidden}.storage-usage-bar__fill{height:100%;background:linear-gradient(90deg,var(--color-primary) 0%,var(--color-primary-dark) 100%);border-radius:var(--radius-xl);transition:width .3s ease}.storage-usage-bar__info{display:flex;justify-content:space-between;margin-top:var(--spacing-xs);font-size:.75rem;color:var(--color-text-light)}.storage-usage-stats{display:flex;justify-content:center;gap:var(--spacing-xl);margin-bottom:var(--spacing-lg);padding:var(--spacing-md) 0;border-top:1px solid var(--color-bg-secondary);border-bottom:1px solid 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var(--color-primary-light);border-radius:6px;font-size:.85rem}.my-song-edit__input:focus{outline:none;border-color:var(--color-primary)}:root{--color-primary: #9B7ED9;--color-primary-light: #C4B5E8;--color-primary-dark: #7B5BBF;--color-accent: #F4D03F;--color-accent-light: #F7E98E;--color-accent-dark: #D4B12C;--color-bg-primary: #FDFBF7;--color-bg-secondary: #F5F0FF;--color-bg-card: #FFFFFF;--color-text-primary: #4A4063;--color-text-secondary: #7B7194;--color-text-light: #A9A3C2;--color-success: #7BC67B;--color-warning: #F5C76B;--color-error: #E57373;--font-primary: "Nunito", sans-serif;--font-secondary: "Poppins", sans-serif;--spacing-xs: 4px;--spacing-sm: 8px;--spacing-md: 16px;--spacing-lg: 24px;--spacing-xl: 32px;--spacing-2xl: 48px;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 20px;--radius-xl: 32px;--shadow-sm: 0 2px 8px rgba(155, 126, 217, .1);--shadow-md: 0 4px 16px rgba(155, 126, 217, .15);--shadow-lg: 0 8px 32px rgba(155, 126, 217, .2)}*{margin:0;padding:0;box-sizing:border-box}html,body{font-family:var(--font-primary);background:var(--color-bg-primary);color:var(--color-text-primary);min-height:100vh;line-height:1.6}h1{font-family:var(--font-primary);font-weight:800;font-size:2rem;color:var(--color-primary);margin-bottom:var(--spacing-md)}h2{font-family:var(--font-primary);font-weight:700;font-size:1.5rem;color:var(--color-primary-dark)}p{font-family:var(--font-secondary);font-size:1rem;color:var(--color-text-secondary)}.page-container{max-width:800px;margin:0 auto;padding:var(--spacing-xl);text-align:center}.page-container h1{font-size:2.5rem;margin-bottom:var(--spacing-lg)}.page-container>p{font-size:1.125rem;margin-bottom:var(--spacing-xl)}.placeholder-content{background:var(--color-bg-card);border-radius:var(--radius-lg);padding:var(--spacing-2xl);box-shadow:var(--shadow-md);border:2px dashed var(--color-primary-light)}.placeholder-content p{font-size:1.25rem;padding:var(--spacing-md);margin:var(--spacing-sm) 0;border-radius:var(--radius-md);background:var(--color-bg-secondary);color:var(--color-text-primary);font-weight:600;transition:transform .2s ease,box-shadow .2s ease}.placeholder-content p:hover{transform:translateY(-2px);box-shadow:var(--shadow-sm)}.loading-container{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100vh;gap:var(--spacing-md)}.loading-spinner{font-size:3rem;animation:pulse 1.5s ease-in-out infinite}@keyframes pulse{0%,to{transform:scale(1);opacity:1}50%{transform:scale(1.1);opacity:.8}}@media(max-width:768px){.page-container{padding:var(--spacing-lg)}.page-container h1{font-size:1.75rem}.placeholder-content{padding:var(--spacing-lg)}.placeholder-content p{font-size:1rem}}button{font-family:var(--font-primary);font-weight:700;padding:var(--spacing-sm) var(--spacing-lg);border-radius:var(--radius-md);border:none;cursor:pointer;transition:all .2s 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56px);padding:var(--spacing-md)}.practice-page__layout{display:flex;gap:var(--spacing-md);height:calc(100vh - 56px - var(--spacing-md) * 2)}.practice-page__panel{display:flex;flex-direction:column;gap:var(--spacing-md);background:var(--color-bg-secondary);border-radius:var(--radius-lg);padding:var(--spacing-md);overflow:hidden}.practice-page__layout--three-col{--left-width: 320px;--right-width: 360px}.practice-page__layout--three-col .practice-page__panel--left{width:var(--left-width);flex-shrink:0}.practice-page__layout--three-col .practice-page__panel--center{flex:1;min-width:0}.practice-page__layout--three-col .practice-page__panel--right{width:var(--right-width);flex-shrink:0;overflow-y:auto}.practice-page__layout--two-panel .practice-page__panel--left{width:35%;flex-shrink:0}.practice-page__layout--two-panel .practice-page__panel--right{flex:1;min-width:0}.practice-page__layout--single-col{height:auto;min-height:calc(100vh - 56px - var(--spacing-md) * 2)}.practice-page__scroll-container{display:flex;gap:var(--spacing-md);overflow-x:auto;overflow-y:hidden;padding-bottom:var(--spacing-md);scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch}.practice-page__mobile-panel{flex:0 0 85vw;min-width:280px;max-width:400px;scroll-snap-align:center}.practice-page__song-info{display:flex;flex-direction:column;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-md);background:var(--color-bg-card);border-radius:var(--radius-lg);text-align:center}.practice-page__song-info h2{font-size:1.125rem;color:var(--color-primary);margin:0;word-break:break-word}.practice-page__new-song-btn{padding:var(--spacing-xs) var(--spacing-md);background:transparent;border:2px solid var(--color-primary-light);color:var(--color-primary);border-radius:var(--radius-md);font-family:var(--font-primary);font-weight:600;font-size:.875rem;cursor:pointer;transition:all .2s ease;min-height:40px}.practice-page__new-song-btn:hover{background:var(--color-primary-light);color:#fff}.practice-page__placeholder{display:flex;align-items:center;justify-content:center;height:100%;min-height:200px;background:var(--color-bg-card);border-radius:var(--radius-lg);border:2px dashed var(--color-primary-light)}.practice-page__placeholder p{font-size:1rem;color:var(--color-text-light);padding:var(--spacing-lg);text-align:center}.practice-page__loading{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:calc(100vh - 56px - var(--spacing-md) * 2);gap:var(--spacing-lg)}.practice-page__loading-spinner{font-size:4rem;animation:bounce 1s ease-in-out infinite}.practice-page__loading-title{font-size:1.5rem;color:var(--color-primary);margin:0}.practice-page__loading-message{font-size:1.125rem;color:var(--color-text-secondary);animation:fade-pulse 2s ease-in-out infinite}@keyframes fade-pulse{0%,to{opacity:.6}50%{opacity:1}}@media(max-width:1023px)and (min-width:768px){.practice-page__layout--two-panel .practice-page__panel--left{width:40%}.practice-page__layout--two-panel .practice-page__panel--right{width:60%}}@media(max-width:767px){.practice-page{padding:var(--spacing-sm)}.practice-page__layout--single-col{min-height:calc(100vh - 56px - var(--spacing-sm) * 2)}.practice-page__mobile-panel{flex:0 0 90vw;min-width:260px}.practice-page__song-info h2{font-size:1rem}.practice-page__placeholder{min-height:150px}}.dashboard-page{max-width:1000px}.dashboard-section{margin-bottom:var(--spacing-2xl);text-align:left}.dashboard-section h2{font-size:1.5rem;margin-bottom:var(--spacing-sm)}.section-description{margin-bottom:var(--spacing-lg)}.progress-chart-container{background:var(--color-bg-card);border-radius:var(--radius-lg);padding:var(--spacing-lg);box-shadow:var(--shadow-md)}.progress-chart-title{font-size:1.25rem;color:var(--color-primary);margin-bottom:var(--spacing-md);text-align:center}.progress-chart-wrapper{width:100%}.progress-chart-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:200px;background:var(--color-bg-card);border-radius:var(--radius-lg);padding:var(--spacing-xl);text-align:center}.progress-chart-empty p{font-size:1.125rem;color:var(--color-text-light)}.progress-chart-legend{display:flex;justify-content:center;gap:var(--spacing-lg);margin-top:var(--spacing-lg);flex-wrap:wrap}.legend-item{display:flex;align-items:center;gap:var(--spacing-xs);font-size:.875rem;color:var(--color-text-secondary)}.legend-dot{width:12px;height:12px;border-radius:50%;display:inline-block}.song-cards-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:var(--spacing-md)}.song-card{background:var(--color-bg-card);border-radius:var(--radius-lg);padding:var(--spacing-md);box-shadow:var(--shadow-md);cursor:pointer;transition:all .2s ease;border:2px solid transparent}.song-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--color-primary-light)}.song-card.selected{border-color:var(--color-primary);box-shadow:var(--shadow-lg)}.song-card-title{font-size:1.125rem;color:var(--color-primary-dark);margin-bottom:var(--spacing-sm);word-break:break-word}.song-card-stats{display:flex;justify-content:space-between;margin-bottom:var(--spacing-sm)}.stat{display:flex;flex-direction:column;align-items:center}.stat-label{font-size:.75rem;color:var(--color-text-light);text-transform:uppercase;letter-spacing:.5px}.stat-value{font-size:1.25rem;font-weight:700;color:var(--color-text-primary)}.stat-value.score-value{color:var(--color-primary)}.song-card-rating{text-align:center;font-size:1.25rem;margin-top:var(--spacing-sm)}.song-chart-expanded{margin-top:var(--spacing-lg);padding-top:var(--spacing-md);border-top:1px solid var(--color-bg-secondary)}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:300px;gap:var(--spacing-md);background:var(--color-bg-card);border-radius:var(--radius-lg);padding:var(--spacing-2xl);box-shadow:var(--shadow-md)}.empty-state p{font-size:1.25rem;color:var(--color-text-light)}.empty-state .btn-primary{margin-top:var(--spacing-md)}.error-container{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:200px;gap:var(--spacing-md);background:var(--color-bg-card);border-radius:var(--radius-lg);padding:var(--spacing-xl);box-shadow:var(--shadow-md)}.error-container p{color:var(--color-error);font-size:1.125rem}.loading-container{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:300px;gap:var(--spacing-md)}.loading-container p{font-size:1.125rem;color:var(--color-text-secondary)}.motivational-section{text-align:center;padding:var(--spacing-lg);background:linear-gradient(135deg,var(--color-bg-secondary) 0%,var(--color-bg-card) 100%);border-radius:var(--radius-lg);border:2px solid var(--color-accent-light)}.motivational-section h2{color:var(--color-accent-dark);margin-bottom:var(--spacing-sm)}.motivational-section p{font-size:1.125rem}.text-sm{font-size:.875rem}.text-muted{color:var(--color-text-light)}.btn-primary{display:inline-block;padding:var(--spacing-md) var(--spacing-xl);background:var(--color-primary);color:#fff;font-family:var(--font-primary);font-weight:700;font-size:1rem;border:none;border-radius:var(--radius-md);cursor:pointer;text-decoration:none;transition:all .2s ease;min-height:48px}.btn-primary:hover{background:var(--color-primary-dark);transform:translateY(-2px);box-shadow:var(--shadow-md)}@media(max-width:768px){.dashboard-page{padding:var(--spacing-md)}.dashboard-section h2{font-size:1.25rem}.song-cards-grid{grid-template-columns:1fr}.progress-chart-legend{flex-direction:column;align-items:center}.song-card-stats{flex-wrap:wrap;gap:var(--spacing-sm)}.stat{flex:1;min-width:60px}}.app-footer{text-align:center;padding:12px;font-size:.7rem;color:var(--color-text-light, #999);border-top:1px solid rgba(0,0,0,.05);margin-top:auto}.practice-page__song-select{max-width:600px;margin:0 auto}.practice-page__toolbar{display:flex;align-items:center;justify-content:space-between;padding:8px 16px;background:var(--color-bg-card);border-radius:var(--radius-md);margin-bottom:var(--spacing-sm)}.practice-page__toolbar-title{font-weight:600;font-size:1rem;color:var(--color-primary)}.practice-page__toolbar-btn{padding:6px 14px;background:transparent;border:2px solid var(--color-primary-light);color:var(--color-primary);border-radius:var(--radius-md);font-size:.8rem;font-weight:600;cursor:pointer;transition:all .2s ease}.practice-page__toolbar-btn:hover{background:var(--color-primary-light);color:#fff}.practice-page__content{display:flex;gap:var(--spacing-md);min-height:0}.practice-page__score{flex:1;min-width:0}.practice-page__side{width:320px;flex-shrink:0;max-height:calc(100vh - 160px);overflow-y:auto}@media(max-width:1023px){.practice-page__content{flex-direction:column}.practice-page__side{width:100%;max-height:none}}