:root{--white:#fff;--peach:#ffdbbb;--sky:#baddff;--mint:#bafff5;--ink:#496580;--ink-soft:#496580ad;--sans:"Inter", "PingFang TC", "Noto Sans TC", "Helvetica Neue", sans-serif;--heading:"Manrope", "PingFang TC", "Noto Sans TC", "Helvetica Neue", sans-serif;color:var(--ink);background:var(--white);font-family:var(--sans);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased}*{box-sizing:border-box}body{background:#f6f4f0;min-height:100dvh;margin:0}#root{min-height:100dvh}button,a{font:inherit;color:inherit}:focus-visible{outline:3px solid var(--ink);outline-offset:3px}.app-shell{background:#f6f4f0;min-height:100dvh}.app-content{width:min(680px,100%);padding:calc(18px + env(safe-area-inset-top)) 28px calc(112px + env(safe-area-inset-bottom));margin:0 auto}.brand-bar{align-items:center;min-height:44px;display:flex}.brand{letter-spacing:-.03em;align-items:center;gap:8px;font-size:1.45rem;font-weight:750;display:flex}.wave-icon{fill:none;width:28px;height:28px;stroke:var(--ink);stroke-width:2.4px;stroke-linecap:round}h1,h2,h3,h4,h5,h6{font-family:var(--heading)}h1{letter-spacing:-.03em;margin:26px 0 0;font-size:clamp(2.05rem,5vw,2.65rem);font-weight:750;line-height:1.18}.lede{color:var(--ink-soft);margin:10px 0 0;font-size:1.05rem;line-height:1.45}.section-head{justify-content:space-between;align-items:baseline;gap:12px;margin-top:24px;display:flex}.section-head h2{margin:0;font-size:1.35rem;font-weight:750}.section-head p{color:var(--ink-soft);margin:0;font-size:.95rem}.deck-list{gap:12px;margin:14px 0 0;padding:0;list-style:none;display:grid}.deck-card{border:2px solid var(--sky);background:var(--white);-webkit-tap-highlight-color:transparent;border-radius:22px;align-items:center;gap:14px;min-height:84px;padding:14px 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env(safe-area-inset-bottom));justify-content:space-around;margin:0 auto;display:flex}.tab{color:#8d8d8d;-webkit-tap-highlight-color:transparent;flex-direction:column;flex:1;align-items:center;gap:4px;min-height:56px;padding:4px;text-decoration:none;display:flex}.tab-icon{border-radius:12px;place-items:center;min-width:52px;height:32px;display:grid}.tab svg{fill:none;stroke:currentColor;stroke-width:1.8px;stroke-linecap:round;stroke-linejoin:round;width:22px;height:22px}.tab svg circle{fill:currentColor}.tab span{font-size:.78rem;font-weight:650}.tab.is-active{color:#1a1a1a}.tab.is-active .tab-icon{background:#ffb7c5}.subpage h1{margin-top:18px}.text-link{color:var(--ink);margin-top:4px;font-weight:700;text-decoration:none;display:inline-flex}.empty-panel{background:var(--sky);border-radius:24px;margin-top:22px;padding:22px}.empty-panel p{margin:0;font-size:1.05rem;font-weight:700;line-height:1.45}.empty-panel p+p{color:var(--ink-soft);margin-top:6px;font-weight:500}.empty-panel.tone-peach{background:var(--peach)}.empty-panel.tone-mint{background:var(--mint)}.app-shell.is-focus .app-content{padding-bottom:calc(28px + env(safe-area-inset-bottom))}.flow-bar{grid-template-columns:44px 1fr 44px;align-items:center;min-height:44px;display:grid}.flow-title{text-align:center;margin:0;font-size:1.05rem;font-weight:750}.flow-side{min-width:44px;color:var(--ink);font-variant-numeric:tabular-nums;text-align:right;justify-self:end;font-weight:750}.icon-button{width:44px;height:44px;color:var(--ink);place-items:center;text-decoration:none;display:grid}.icon-button svg,.check{fill:none;stroke:currentColor;stroke-linecap:round;stroke-linejoin:round}.icon-button svg{stroke-width:2.2px;width:26px;height:26px}.check{stroke-width:2px;width:14px;height:14px}.pill{background:var(--peach);color:var(--ink);letter-spacing:.08em;border-radius:999px;margin:22px 0 0;padding:6px 12px;font-size:.75rem;font-weight:750;display:inline-flex}.setup{padding-bottom:196px}.setup-heading{margin:28px 0 12px;font-size:1.25rem;font-weight:750}.range-group,.choice-stack,.choice-grid{gap:10px;display:flex}.range-group{flex-wrap:wrap}.range-option,.choice-card,.letter-key,.white-key,.start-button{font:inherit;cursor:pointer;-webkit-tap-highlight-color:transparent}.range-option{border:2px solid var(--sky);background:var(--white);min-height:44px;color:var(--ink);border-radius:999px;align-items:center;gap:6px;padding:8px 14px;font-weight:700;display:inline-flex}.range-option.is-selected{border-color:var(--ink);background:var(--ink);color:var(--white)}.hint,.setup-note{color:var(--ink-soft);margin:10px 0 0;font-size:.95rem}.choice-stack{flex-direction:column}.choice-grid{grid-template-columns:1fr 1fr;display:grid}.choice-card{border:2px solid var(--sky);background:var(--white);width:100%;color:var(--ink);text-align:left;border-radius:22px;align-items:center;gap:14px;padding:16px;display:flex}.choice-card.is-selected{border-color:var(--ink);background:var(--ink);color:var(--white)}.choice-glyph{background:var(--peach);width:52px;height:52px;color:var(--ink);border-radius:16px;flex:none;place-items:center;display:grid}.choice-glyph svg{fill:none;width:28px;height:28px;stroke:var(--ink);stroke-width:1.8px;stroke-linecap:round;stroke-linejoin:round}.letter-mark{font-size:1.35rem;font-weight:750}.choice-copy{flex-direction:column;flex:1;gap:3px;min-width:0;display:flex}.choice-title{font-size:1.08rem;font-weight:750}.choice-detail{color:var(--ink-soft);font-size:.95rem;line-height:1.35}.choice-card.is-selected .choice-detail{color:#ffffffd1}.radio{border:2px solid var(--ink);border-radius:50%;flex:none;width:22px;height:22px}.choice-card.is-selected .radio{border-color:var(--peach)}.radio.is-on{background:var(--peach);box-shadow:inset 0 0 0 5px var(--ink)}.setup-dock{z-index:2;width:min(680px,100%);padding:12px 20px calc(14px + env(safe-area-inset-bottom));background:var(--white);border-top:1px solid #4965801f;margin:0 auto;position:fixed;bottom:0;left:0;right:0}.setup-meta{color:var(--ink-soft);justify-content:center;align-items:center;gap:8px;margin:0 0 10px;display:flex}.setup-meta svg{fill:none;stroke:currentColor;stroke-width:1.8px;stroke-linecap:round;stroke-linejoin:round;width:18px;height:18px}.start-button{background:var(--ink);width:100%;min-height:56px;color:var(--white);border:0;border-radius:999px;justify-content:center;align-items:center;gap:8px;font-size:1.12rem;font-weight:750;display:flex}.start-button:disabled{cursor:not-allowed;opacity:.38}.setup-note{text-align:center;margin:10px 0 0}.practice{min-height:calc(100dvh - 36px - env(safe-area-inset-top) - env(safe-area-inset-bottom));flex-direction:column;display:flex}.question-frame{flex:1;place-items:center;width:100%;min-height:180px;margin-top:12px;display:grid}.question-frame img{object-fit:contain;width:100%;max-height:48dvh}.result{text-align:center;min-height:1.5em;margin:8px 0 14px;font-weight:750}.letter-pad{grid-template-columns:repeat(7,minmax(0,1fr));gap:8px;display:grid}.letter-key{border:2px solid var(--sky);background:var(--white);min-height:56px;color:var(--ink);border-radius:16px;font-size:1.15rem;font-weight:750}.letter-key:disabled,.white-key:disabled{opacity:1}.letter-key.is-correct,.white-key.is-correct,.letter-key.is-correct:disabled,.white-key.is-correct:disabled{border-color:var(--mint);background:var(--mint)}.letter-key.is-wrong,.white-key.is-wrong,.letter-key.is-wrong:disabled,.white-key.is-wrong:disabled{border-color:var(--peach);background:var(--peach)}.piano-scroll{border:2px solid var(--sky);background:#f7fbff;border-radius:20px;padding:12px 8px 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0;font-size:.98rem;line-height:1.4}.nb-banner-card{background:#fff;border-radius:14px;place-items:center;width:100px;height:66px;display:grid;position:absolute;top:50%;right:12px;transform:translateY(-50%)rotate(-8deg);box-shadow:0 10px 24px #28321e0f}.nb-banner-card svg{width:86px;height:46px}.nb-categories{margin-top:28px}.nb-section-head{justify-content:space-between;align-items:baseline;gap:12px;display:flex}.nb-section-head h2{color:#1a1a1a;letter-spacing:-.03em;margin:0;font-size:1.2rem;font-weight:760}.nb-section-head p{color:#8a8680;margin:0;font-size:.92rem}.nb-grid{gap:12px;margin:14px 0 0;padding:0;list-style:none;display:grid}.nb-card{min-height:104px;color:inherit;-webkit-tap-highlight-color:transparent;background:#fff;border:1px solid #1a1a1a0a;border-radius:22px;grid-template-columns:auto 1fr auto;align-items:center;gap:14px;padding:14px;text-decoration:none;display:grid;box-shadow:0 10px 28px #281e140a}.nb-card.is-featured{border:1.5px solid #f2c7c7}.nb-art{border-radius:16px;place-items:center;width:64px;height:64px;display:grid}.nb-art svg{width:52px;height:44px}.nb-art img{object-fit:cover;width:100%;height:100%}.nb-art.has-thumb{background:0 0;overflow:hidden}.tone-pink{background:#ffb7c5}.tone-blush{background:#f2c7c7}.nb-art.tone-mint{background:#d5f3d8}.nb-card-copy{flex-direction:column;gap:2px;min-width:0;display:flex}.nb-level{color:#8a8680;letter-spacing:.12em;text-transform:uppercase;font-size:.68rem;font-weight:750}.nb-card-title{color:#1a1a1a;letter-spacing:-.03em;font-size:1.2rem;font-weight:760}.nb-card-detail{color:#6f6b66;font-size:.86rem;line-height:1.35}.nb-chevron{fill:none;stroke:#1a1a1a;stroke-width:2px;stroke-linecap:round;stroke-linejoin:round;width:18px;height:18px}.nb-footnote{color:#8a8680;text-align:center;margin:22px 0 8px;font-size:.95rem}@media (width>=800px){.app-content{padding-top:calc(28px + env(safe-area-inset-top));padding-left:48px;padding-right:48px}.nb-avatar,.nb-kicker,.nb-title-mobile,.nb-banner-short,.nb-chevron,.nb-footnote{display:none}.nb-title-tablet,.nb-banner-long{display:inline}.home h1{margin-top:28px;font-size:3.1rem}.nb-banner{border-radius:32px;margin-top:28px;padding:28px 230px 28px 28px}.nb-banner-title{font-size:1.85rem}.nb-banner-card{border-radius:18px;width:188px;height:112px;right:28px}.nb-banner-card svg{width:160px;height:84px}.nb-section-head h2{font-size:1.45rem}.nb-grid{grid-template-columns:1fr 1fr;gap:16px;margin-top:16px}.nb-card{border-radius:24px;min-height:168px;padding:22px 128px 22px 22px;display:block;position:relative}.nb-art{border-radius:20px;width:92px;height:92px;position:absolute;top:50%;right:20px;transform:translateY(-50%)}.nb-art svg{width:64px;height:54px}.nb-card-title{margin-top:8px;font-size:1.55rem}.nb-card-detail{max-width:16rem;margin-top:6px;font-size:1rem;display:block}}:is(.app-shell.is-focus:has(.stave-setup) .app-content,.app-shell.is-focus:has(.play) .app-content){flex-direction:column;width:min(1040px,100%);min-height:100dvh;display:flex}.stave-setup{color:#1a1a1a;flex-direction:column;flex:1;display:flex}.stave-top{justify-content:space-between;align-items:center;min-height:44px;display:flex}.stave-back{color:#1a1a1a;align-items:center;gap:6px;font-size:1.02rem;font-weight:650;text-decoration:none;display:inline-flex}.stave-back svg{fill:none;stroke:currentColor;stroke-width:2.1px;stroke-linecap:round;stroke-linejoin:round;width:22px;height:22px}.stave-hero{grid-template-columns:1fr auto;align-items:center;column-gap:16px;margin-top:22px;display:grid}.stave-kicker{color:#8a8680;letter-spacing:.12em;text-transform:uppercase;margin:0;font-size:.72rem;font-weight:700}.stave-hero h1{letter-spacing:-.045em;margin:6px 0 0;font-size:clamp(2.4rem,8vw,3.4rem);font-weight:760;line-height:1}.stave-lede{color:#6f6b66;grid-column:1/-1;max-width:36rem;margin:12px 0 0;font-size:1.02rem;line-height:1.45}.stave-mark{background:#ffb7c5;border-radius:18px;grid-area:1/2/3;place-items:center;width:72px;height:72px;display:grid}.stave-mark svg{width:54px;height:46px}.stave-mark.has-thumb{background:0 0;overflow:hidden}.stave-mark img{object-fit:cover;width:100%;height:100%}.stave-step{margin-top:26px}.stave-step h2{letter-spacing:-.03em;align-items:center;gap:10px;margin:0;font-size:1.15rem;font-weight:750;display:flex}.stave-step p{color:#6f6b66;margin:6px 0 0;font-size:.95rem}.stave-num{color:#1a1a1a;background:#ffb7c5;border-radius:50%;place-items:center;width:32px;height:32px;font-size:.72rem;font-weight:750;display:grid}.stave-ranges,.stave-pace,.stave-answers,.stave-modes{margin-top:14px}.stave-ranges{grid-template-columns:1fr 1fr;gap:10px;display:grid}.stave-ranges .stave-chip[data-value=all]{grid-column:1/-1}.stave-chip{color:#1a1a1a;min-height:48px;font:inherit;background:#fff;border:1px solid #1a1a1a14;border-radius:16px;justify-content:center;align-items:center;gap:6px;padding:10px 14px;font-size:.98rem;font-weight:650;display:inline-flex}.stave-chip.is-selected{background:#ffb7c5;border-color:#0000}.stave-answers{grid-template-columns:1fr 1fr;gap:10px;display:grid}.answer-card[data-value=teacher]{grid-column:1/-1;justify-self:center;width:calc(50% - 5px)}.answer-card{min-height:124px}.answer-card[data-value=teacher] .answer-head span:first-child{white-space:normal}.answer-card,.mode-card{color:#1a1a1a;min-width:0;font:inherit;text-align:left;background:#fff;border:1.5px solid #1a1a1a29;border-radius:18px;flex-direction:column;align-items:stretch;gap:10px;padding:12px;display:flex}.answer-card.is-selected{background:#fceef0;border-color:#1a1a1a}.answer-head,.mode-head{justify-content:space-between;align-items:center;gap:8px;font-size:.86rem;font-weight:700;display:flex}.answer-head{font-size:1rem}.answer-head span:first-child{white-space:nowrap}.pick-dot{background:#fff;border:1.5px solid #1a1a1a;border-radius:50%;flex:none;width:18px;height:18px}.pick-dot.is-on{border-width:5px}.letter-row{grid-template-columns:repeat(7,1fr);gap:4px;display:grid}.letter-row span{aspect-ratio:1;background:#fff;border:1px solid #1a1a1a0f;border-radius:7px;place-items:center;width:100%;font-size:.72rem;font-weight:750;line-height:1;display:grid}.key-preview{width:100%;height:48px}.teacher-preview{background:#d5f3d8;border-radius:12px;place-items:center;height:48px;font-size:.95rem;font-weight:750;display:grid}.stave-pace{grid-template-columns:1fr 1fr;gap:10px;display:grid}.stave-modes{gap:10px;display:grid}.mode-card.is-selected{background:#eff8ef;border-color:#1a1a1a}.mode-title{align-items:center;gap:8px;font-size:1.02rem;font-weight:750;display:inline-flex}.mode-detail{color:#3f3f3f;font-size:.92rem;font-weight:500;line-height:1.4}.layers-icon{fill:none;stroke:#1a1a1a;stroke-width:1.7px;stroke-linejoin:round;stroke-linecap:round;width:20px;height:20px}.infinite-mark{font-size:1.25rem;font-weight:500;line-height:1}.stave-start{justify-content:center;margin-top:28px;display:flex}.stave-go{color:#1a1a1a;min-width:210px;min-height:52px;font:inherit;background:#ffb7c5;border:0;border-radius:16px;justify-content:center;align-items:center;gap:10px;padding:12px 28px;font-size:1.05rem;font-weight:750;display:inline-flex}.stave-go[aria-disabled=true],.stave-go:disabled{cursor:default;opacity:.55}.interval-setup .stave-answers{align-items:stretch}.interval-setup .answer-card{height:100%}.interval-setup .stave-pace{grid-template-columns:1fr}@media (width>=800px){.interval-setup .stave-pace{grid-template-columns:repeat(3,1fr)}}.interval-pills{flex-wrap:wrap;gap:4px;min-height:36px;display:flex}.interval-pills span{background:#fff;border:1px solid #1a1a1a0f;border-radius:7px;align-items:center;min-height:32px;padding:4px 10px;font-size:.78rem;font-weight:750;display:inline-flex}@media (width>=800px){.stave-hero{margin-top:28px}.stave-mark{border-radius:20px;width:84px;height:84px}.stave-step{margin-top:32px}.stave-step h2{font-size:1.35rem}.stave-ranges{grid-template-columns:repeat(5,1fr)}.stave-ranges .stave-chip[data-value=all]{grid-column:auto}.stave-chip{border-radius:18px;min-height:56px}.stave-answers,.stave-modes,.stave-pace{grid-template-columns:1fr 1fr;gap:16px}.answer-card[data-value=teacher]{width:calc(50% - 8px)}.answer-card,.mode-card{border-radius:22px;min-height:132px;padding:16px 18px}.letter-row span{font-size:.9rem}.key-preview{width:190px;height:64px;margin:10px auto 0}.stave-pace .stave-chip{min-height:64px;font-size:1.05rem}.stave-start{margin-top:auto;padding-top:28px}.stave-go{min-width:240px;min-height:56px}}.play{color:#1a1a1a;flex-direction:column;flex:1;display:flex}.play-heading{flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:16px;margin-top:22px;display:flex}.play-heading h1,.play-done-title{letter-spacing:-.045em;margin:0;font-size:2.15rem;font-weight:760;line-height:1}.play-heading p{color:#6f6b66;margin:6px 0 0;font-size:.95rem}.play-finish{color:#1a1a1a;min-height:64px;font:inherit;background:#ffb7c5;border:0;border-radius:18px;margin-left:auto;padding:0 22px;font-size:1.05rem;font-weight:750}.stave-timed{background:0 0;flex:none;align-items:center;gap:10px;margin-left:auto;padding:0;display:flex}.stave-timed-card{background:#f8eef0;border-radius:20px;flex:none;align-items:center;gap:12px;min-width:0;padding:14px 18px 12px 16px;display:flex}.stave-timed-readout strong{font-family:var(--heading);font-variant-numeric:tabular-nums;letter-spacing:-.045em;font-size:2.05rem;font-weight:800;line-height:.95;display:block}.stave-timed-readout span{color:#8a8680;letter-spacing:.16em;text-transform:uppercase;margin-top:4px;font-size:.72rem;font-weight:650;display:block}.stopwatch-icon{fill:none;stroke:#1a1a1a;stroke-width:1.8px;stroke-linecap:round;stroke-linejoin:round;flex:none;width:34px;height:34px}.stave-timed-rule{background:#1a1a1a29;flex:none;width:1px;height:52px;display:none}.stave-pause{color:#1a1a1a;background:#fff;border:1px solid #e4e0db;border-radius:18px;flex:none;place-items:center;width:64px;height:64px;padding:0;display:grid}.pause-icon{fill:#1a1a1a;width:22px;height:22px}.play-question-row{color:#8a8680;justify-content:space-between;margin-top:22px;font-size:.92rem;display:flex}.play-meter{gap:5px;margin-top:8px;display:flex}.play-meter span{background:#e4e1dc;border-radius:99px;flex:1;height:6px}.play-meter .is-correct{background:#d5f3d8}.play-meter .is-wrong{background:#f2c7c7}.play-meter .is-current{background:#ffb7c5}.q-card{background:#fff;border:1px solid #1a1a1a0f;border-radius:22px;flex-direction:column;flex:1;margin-top:14px;padding:16px 16px 20px;display:flex}.q-staff{flex:1;place-items:center;min-height:180px;margin-top:8px;display:grid}.q-staff img{object-fit:contain;width:100%;max-height:220px}.staff-figure{width:100%;height:140px;position:relative}.staff-clef{font-family:Apple Symbols,Noto Music,serif;font-size:6.4rem;line-height:1;position:absolute;top:46%;left:0;transform:translateY(-50%)}.staff-figure svg{width:calc(100% - 36px);height:86px;position:absolute;top:50%;left:36px;right:0;transform:translateY(-50%)}.staff-figure svg path{fill:none;stroke:#1a1a1a;stroke-width:1.5px}.staff-figure svg path:last-of-type{stroke-width:2.2px}.staff-figure svg ellipse{fill:#1a1a1a}.q-prompt{text-align:center;margin:8px 0 0;font-size:1.05rem;font-weight:750}.play-panel{margin-top:22px}.play-panel h2{letter-spacing:-.03em;margin:0;font-size:1.2rem;font-weight:760}.play-panel p{color:#6f6b66;align-items:center;gap:6px;min-height:1.45em;margin:4px 0 0;font-size:.95rem;display:flex}.play-status.is-correct{color:#2f8a4e;font-weight:750}.play-status.is-wrong{color:#d14343;font-weight:750}.status-mark{fill:none;stroke:currentColor;stroke-width:1.8px;stroke-linecap:round;stroke-linejoin:round;flex:none;width:16px;height:16px}.play-letters,.play-intervals{flex-wrap:wrap;justify-content:center;gap:10px;margin-top:16px;display:flex}.play-intervals .play-letter{width:auto;min-width:92px;padding:0 18px}.teacher-correct{color:#1a1a1a;width:100%;min-height:76px;font:inherit;background:#d5f3d8;border:0;border-radius:16px;margin-top:16px;font-size:1.35rem;font-weight:750}.teacher-correct:disabled{opacity:1}.play-letter{color:#1a1a1a;width:calc(25% - 7.5px);min-height:64px;font:inherit;background:#fff;border:1.5px solid #ffb7c5;border-radius:16px;font-size:1.35rem;font-weight:650}.play-letter.is-correct{background:#d5f3d8;border-color:#0000}.play-letter.is-wrong{background:#f2c7c7;border-color:#0000}.play-letter:disabled{opacity:1}.answer-piano{background:#fff;border:1px solid #1a1a1a1a;border-radius:16px;height:168px;margin-top:16px;position:relative;overflow:hidden}.answer-whites{height:100%;display:flex}.pkey{color:#8a8680;font:inherit;background:#fff;border:0;border-right:1px solid #1a1a1a1a;flex:1;justify-content:center;align-items:flex-end;padding:0 0 10px;font-size:.78rem;font-weight:650;display:flex}.pkey:last-child{border-right:0}.pkey.is-correct{background:#d5f3d8}.pkey.is-wrong{background:#f2c7c7}.answer-blacks{pointer-events:none;position:absolute;inset:0 0 34px}.answer-blacks span{background:#1a1a1a;border-radius:0 0 5px 5px;width:22px;height:62%;position:absolute;top:0;transform:translate(-50%)}.play-skip{color:#1a1a1a;width:100%;font:inherit;background:0 0;border:0;justify-content:center;align-items:center;gap:6px;margin-top:18px;padding:8px;font-size:1rem;font-weight:650;display:flex}.play-icon{fill:#1a1a1a;width:14px;height:14px}.play-footnote{color:#8a8680;text-align:center;margin:18px 0 0;font-size:.92rem;display:none}.play-done-title{margin-top:36px}.play-done-copy{color:#6f6b66;margin:10px 0 0;font-size:1.05rem}.play-again{margin-top:28px}.play-back-link{color:#1a1a1a;margin-top:16px;font-weight:650;display:inline-block}.timeup-card{text-align:center;flex-direction:column;align-items:center;width:100%;margin-top:42px;display:flex}.timeup-badge{background:#f8eef0;border-radius:22px;place-items:center;width:76px;height:76px;display:grid}.timeup-badge.is-win{background:#d5f3d8}.timeup-clock{fill:none;stroke:#1a1a1a;stroke-width:1.7px;stroke-linecap:round;stroke-linejoin:round;width:32px;height:32px}.timeup-trophy{fill:none;stroke:#1a1a1a;stroke-width:1.6px;stroke-linecap:round;stroke-linejoin:round;width:36px;height:36px;overflow:visible}.timeup-spark{fill:#ffb7c5;stroke:none}.timeup-card h2{color:#302c32;letter-spacing:-.04em;margin:22px 0 0;font-size:2.05rem;font-weight:800}.timeup-copy{color:#8a8680;margin:10px 0 0;font-size:1.02rem;line-height:1.45}.timeup-count{color:#1a1a1a;background:#e7f6ea;border-radius:16px;width:100%;margin:22px 0 0;padding:14px 16px;font-weight:650}.timeup-actions{flex-direction:column;gap:12px;width:100%;margin-top:16px;display:flex}.timeup-again,.timeup-alt{color:#1a1a1a;width:100%;min-height:54px;font:inherit;border-radius:16px;justify-content:center;align-items:center;gap:8px;font-size:1.02rem;font-weight:700;text-decoration:none;display:flex}.timeup-again{background:#ffb7c5;border:0}.timeup-alt{background:#fff;border:1px solid #e3dfda}.timeup-redo{fill:none;stroke:#1a1a1a;stroke-width:1.6px;stroke-linecap:round;stroke-linejoin:round;width:16px;height:16px}.timeup-scrim{z-index:30;background:#48464475;place-items:center;padding:28px;display:grid;position:fixed;inset:0}.timeup-dialog{width:min(440px,100%)}.timeup-dialog .timeup-card{background:#fff;border-radius:28px;margin-top:0;padding:32px 26px 26px;box-shadow:0 18px 50px #1a1a1a24}.timeup-dialog .timeup-badge{border-radius:18px;width:64px;height:64px}.timeup-dialog .timeup-card h2{font-size:1.85rem}@media (width>=800px){.play-heading{flex-wrap:nowrap;align-items:center}.play-heading h1{font-size:2.6rem}.play-finish{border-radius:22px;min-height:76px;padding:0 28px;font-size:1.15rem}.stave-timed{background:#f8eef0;border-radius:22px;gap:16px;padding:14px 16px 14px 22px}.stave-timed-card{background:0 0;border-radius:0;gap:16px;padding:0}.stave-timed-readout strong{font-size:2.15rem}.stave-timed-rule{height:56px;display:block}.stave-pause{border-color:#f0d4d6;border-radius:16px;width:64px;height:64px}.pause-icon{width:26px;height:26px}.q-card{border-radius:28px;margin-top:18px;padding:22px 28px 26px}.q-staff{min-height:210px}.staff-figure{height:190px}.staff-clef{font-size:8rem}.staff-figure svg{width:calc(100% - 48px);height:110px;left:48px}.play-panel{background:#fceef0;border-radius:28px;margin-top:22px;padding:22px 24px 26px}.play-letters{flex-wrap:nowrap}.teacher-correct{border-radius:18px;min-height:92px;font-size:1.5rem}.play-letter{aspect-ratio:10/9;border-color:#f2c7c7;border-radius:18px;flex:1 1 0;align-self:flex-start;width:auto;height:auto;min-height:0;font-size:1.5rem}.answer-piano{border-radius:18px;height:196px}.pkey{font-size:.95rem}.answer-blacks span{width:34px}.play-footnote{display:block}}@media (width>=1000px){.q-staff{min-height:360px}.q-staff img{max-height:440px}}