@charset "UTF-8";
:root{color-scheme:dark;--bg:#141716;--panel:#1c211f;--panel-2:#222925;--line:#353e38;--ink:#f0efe5;--muted:#a3ada5;--dim:#748078;--coral:#ff785c;--mint:#b6f1ce;--radius:6px;--sans:Inter,"Pretendard","Noto Sans KR","Apple SD Gothic Neo","Malgun Gothic",Arial,sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--sans);font-size:14px;line-height:1.6;-webkit-font-smoothing:antialiased}button,input,select,textarea{font:inherit}button,a,input,select,textarea,label[role=button],summary{-webkit-tap-highlight-color:transparent}button,a,summary{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.38}button:disabled:hover{transform:none;filter:none;background:inherit}button,input,select,textarea{outline:none}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible,canvas:focus-visible,label:focus-visible{outline:2px solid var(--mint);outline-offset:4px}a{color:inherit;text-decoration:none}button{color:inherit}h1,h2,h3,p{margin:0}h1,h2,h3{font-weight:650}input,select,textarea{min-width:0;width:100%;color:var(--ink);background:#151a17;border:1px solid var(--line);border-radius:4px}input:not([type=range]):not([type=checkbox]):not([type=file]),select{height:44px;padding:0 12px}input::placeholder,textarea::placeholder{color:#778379;opacity:1}input[type=number]{font-variant-numeric:tabular-nums}input[type=range]{accent-color:var(--mint);height:25px;border:0;background:transparent;padding:0;cursor:pointer}input[type=checkbox]{accent-color:var(--mint);width:16px;height:16px;margin:0;flex:none;cursor:pointer}textarea{resize:vertical;padding:12px;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:12px;line-height:1.65}select{cursor:pointer}small{font-size:11px}[hidden]{display:none!important}.site-shell{width:min(1320px,100%);padding:0 44px;margin:auto}.masthead{height:91px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.wordmark{display:inline-flex;align-items:center;gap:6px;font-size:20px;font-weight:800;letter-spacing:-.7px;line-height:1}.wordmark>span:last-child{font-weight:400;letter-spacing:-.8px}.logo-mark{display:inline-flex;gap:3px;align-items:center;margin-right:8px;height:23px}.logo-mark i{width:4px;height:18px;background:var(--coral);transform:skewY(-25deg)}.logo-mark i:nth-child(2){height:25px}.logo-mark i:nth-child(3){height:12px;background:var(--mint)}.logo-mark i:nth-child(4){height:20px;background:var(--mint)}.edition,.micro-label,.eyebrow,.waveform-label,.site-footer{font-family:var(--sans);font-size:10px;font-weight:600;letter-spacing:1.5px}.edition{color:var(--muted);display:flex;align-items:center;gap:10px}.status-dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--mint)}.intro{min-height:290px;display:flex;align-items:center;position:relative;isolation:isolate;gap:58px;padding:42px 0}.eyebrow{color:var(--mint);letter-spacing:1.8px;line-height:1.5}.intro h1{font-size:clamp(39px,4.4vw,59px);line-height:1.22;letter-spacing:-3.6px;margin-top:17px}.intro h1 em{font-style:normal;color:var(--coral)}.intro-copy{color:#c7cec7;font-size:14px;line-height:1.9;padding-top:30px;max-width:340px;position:relative;z-index:2}.intro-copy>span{display:block;font-size:9px;letter-spacing:1.4px;color:var(--dim);margin-top:19px}.intro-art{width:245px;height:210px;position:absolute;right:0;top:40px;overflow:hidden;opacity:.85;z-index:-1;transform:skewY(-10deg)}.intro-art b{position:absolute;width:1px;height:220px;top:-10px;background:linear-gradient(transparent,#405347,transparent)}.intro-art b:nth-child(1){left:25px}.intro-art b:nth-child(2){left:85px}.intro-art b:nth-child(3){left:145px}.intro-art b:nth-child(4){left:205px}.intro-art i{position:absolute;width:48px;height:13px;background:var(--coral);left:1px;top:95px;border-radius:2px;box-shadow:0 10px 45px #ff785c20}.intro-art i:nth-of-type(2){left:61px;top:38px;background:var(--mint)}.intro-art i:nth-of-type(3){left:121px;top:147px;background:var(--mint)}.intro-art i:nth-of-type(4){left:181px;top:78px;height:65px;background:linear-gradient(var(--coral),#ff785c17)}.intro-art i:nth-of-type(5){left:61px;top:175px;background:var(--mint);opacity:.3}.studio-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:27px 28px}.section-heading{display:flex;justify-content:space-between;gap:16px;align-items:center;margin-bottom:24px}.section-heading h2{font-size:20px;letter-spacing:-.65px;line-height:1.4;margin-top:6px}.section-heading .eyebrow{font-size:9px}.micro-label{color:var(--dim);font-size:9px;letter-spacing:1.3px}.source-panel .section-heading>.micro-label{align-self:start;margin-top:3px}.drop-zone{display:flex;flex-direction:column;justify-content:center;align-items:center;min-height:222px;border:1px dashed #516053;background:linear-gradient(125deg,#28332b99,#1f282266);border-radius:5px;cursor:pointer;text-align:center;padding:25px 15px;transition:border-color .16s,background .16s}.drop-zone:hover,.drop-zone.dragging,.drop-zone.drag-over,.drop-zone.is-dragover{border-color:var(--mint);background:#2b3b2f}.upload-glyph{font-size:27px;width:43px;height:43px;line-height:40px;border:1px solid #5c7060;border-radius:50%;color:var(--mint);margin-bottom:13px}.drop-zone strong{font-size:16px;letter-spacing:-.35px;font-weight:600}.drop-zone>span:not(.upload-glyph){font-size:12px;color:var(--muted);margin-top:4px}.drop-zone small{color:var(--dim);margin-top:19px;font-size:10px}.file-input{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);clip-path:inset(50%);white-space:nowrap}.url-label{display:flex;justify-content:space-between;margin:22px 0 8px;font-size:12px;color:#c9d0c9}.url-label>span{font-size:9px;color:var(--dim);letter-spacing:1.2px}.url-row{display:flex;gap:7px}.url-row>input{font-size:12px;flex:1}.url-row .button{flex:none;padding:0 12px;font-size:12px}.field-hint{color:var(--dim);font-size:11px;line-height:1.7;margin-top:9px}.button{display:inline-flex;align-items:center;justify-content:center;gap:15px;min-height:44px;line-height:1.4;padding:11px 19px;border:1px solid transparent;border-radius:4px;font-weight:600;font-size:13px;white-space:nowrap;transition:background .15s,border-color .15s,transform .15s}.button:not(:disabled):active{transform:translateY(1px)}.button.subtle{background:#252e28;border-color:#455147;color:#e4e8df}.button.subtle:not(:disabled):hover{background:#344039;border-color:#748575}.button.light{background:var(--ink);color:#17241b}.button.light:not(:disabled):hover{background:#fffef6}.button.coral{background:var(--coral);color:#221814}.button.coral:not(:disabled):hover{background:#ff947e}.button.small{font-size:11px;min-height:34px;padding:7px 12px}.text-button{padding:5px 0;background:none;border:0;font-size:12px;color:var(--muted)}.text-button:not(:disabled):hover{color:var(--ink)}.icon-button{width:44px;height:44px;flex:none;background:#2f3b31;border:1px solid #4d5d50;border-radius:4px;color:var(--mint);font-size:25px;line-height:1}.icon-button:hover{background:#405346}.demo-row{display:flex;justify-content:space-between;align-items:center;border-block:1px solid #303b32;gap:12px;padding:19px 0;margin-top:23px}.demo-row>div{display:flex;align-items:center;gap:10px}.demo-row p{display:flex;flex-direction:column;line-height:1.55}.demo-row strong{font-size:11px;font-weight:500}.demo-row small{color:var(--dim);font-size:10px}.demo-dot{width:8px;height:8px;flex:none;background:var(--coral);border-radius:50%;box-shadow:0 0 0 5px #ff785c12}.demo-button{border-color:#59634f;color:var(--mint);background:none;min-height:34px;padding:8px 12px;font-size:11px;gap:8px}.demo-button:hover{background:#303c2e}.demo-button>span{font-size:9px}.load-feedback{margin-top:16px;min-height:31px}.load-feedback p{font-size:11px;color:var(--muted);overflow-wrap:anywhere}.load-feedback progress{width:100%;height:3px;margin-top:10px;accent-color:var(--mint);border:none;border-radius:5px}.load-feedback progress::-webkit-progress-bar{background:#344438;border-radius:5px}.load-feedback progress::-webkit-progress-value{background:var(--mint);border-radius:5px}.privacy-note{font-size:10px;color:var(--dim);margin-top:10px;display:flex;gap:6px}.privacy-note>span{color:var(--mint)}.track-card{display:flex;gap:14px;align-items:center;min-height:60px}.record-symbol{width:54px;height:54px;background:repeating-radial-gradient(circle,#333e35 0 1px,#1a231d 2px 5px);border:1px solid #4b5c4d;border-radius:50%;display:grid;place-items:center;flex:none}.record-symbol>i{display:block;width:16px;height:16px;border-radius:50%;border:5px solid var(--coral);background:var(--panel)}.track-card>div:last-child{min-width:0}.track-card h3{font-size:16px;line-height:1.5;font-weight:500;letter-spacing:-.4px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:100%}.track-card p{font-size:11px;color:var(--muted);margin-top:2px}.track-card .micro-label{font-size:8px;letter-spacing:1.3px;line-height:1.3}.waveform-wrap{margin:18px 0 24px;border:1px solid #344237;border-radius:4px;background:repeating-linear-gradient(90deg,transparent 0 49px,#8bba9610 50px 51px),#171e19;position:relative;padding:10px 10px 24px;height:98px}.waveform-wrap canvas{display:block;width:100%;height:64px}.waveform-label{position:absolute;bottom:7px;left:11px;right:11px;display:flex;justify-content:space-between;color:#718776;font-size:7px;letter-spacing:1.5px}.control-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px 14px}.control{display:flex;flex-direction:column;gap:7px;min-width:0;color:#cbd4ca;font-size:12px;font-weight:500}.control-wide{grid-column:1/-1}.control>small{color:var(--dim);font-size:10px;font-weight:400;line-height:1.65}.control select{font-size:12px}.input-unit{display:flex;position:relative}.input-unit>input{padding-right:48px!important}.input-unit>span{position:absolute;right:12px;top:12px;color:var(--dim);font-size:11px;pointer-events:none}.seed-row{display:flex;gap:7px}.seed-row>input{font-size:12px}.compose-bottom{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:22px}.checkbox-label{display:inline-flex;align-items:center;gap:8px;font-size:11px;color:#d1d9cd;cursor:pointer}.checkbox-label.quiet{color:var(--muted);font-size:11px}.play-settings{margin-top:20px;padding-top:24px;padding-bottom:24px}.play-settings .section-heading{margin-bottom:21px}.settings-heading-note{font-size:11px;color:var(--dim)}.settings-grid{display:grid;grid-template-columns:1fr 1.15fr 1.1fr .85fr;gap:29px}.range-control>input{margin:3px 0 0}.range-labels{display:flex;justify-content:space-between;margin-top:-3px;font-size:10px;color:var(--dim);font-weight:400}.launch-row{display:flex;align-items:center;justify-content:space-between;gap:18px;border-top:1px solid var(--line);padding-top:23px;margin-top:25px}.launch-row>div:first-child{min-width:0}.launch-row #chart-summary{font-size:12px;color:var(--mint);margin-bottom:8px;line-height:1.7}.launch-actions{display:flex;gap:9px;flex:none}.start-button{min-width:160px}.start-button span{margin-left:26px;font-size:20px}.studio-bottom{display:grid;grid-template-columns:1fr 1fr;gap:30px;padding:25px 0 44px;align-items:start}.key-guide{display:flex;align-items:center;gap:17px;padding-top:7px}.keycaps{display:flex;gap:4px;align-items:center}.keycaps kbd{width:28px;height:32px;display:grid;place-items:center;font-family:inherit;font-size:12px;background:#222a24;border:1px solid #414d43;border-bottom-width:3px;border-radius:4px;color:var(--mint)}.keycaps>span{width:4px}.key-guide p{font-size:11px;color:#bac7ba;line-height:1.7}.key-guide p span{font-size:10px;color:var(--dim)}.chart-transfer{border:1px solid var(--line);border-radius:4px;background:#1a201c}.chart-transfer summary{display:flex;align-items:center;justify-content:space-between;padding:13px 17px;list-style:none;cursor:pointer;font-size:12px;color:var(--muted)}.chart-transfer summary::-webkit-details-marker{display:none}.chart-transfer summary>span{font-size:16px;color:var(--mint)}.chart-transfer[open] summary{border-bottom:1px solid var(--line);color:var(--ink)}.transfer-body{padding:17px}.transfer-body>p{font-size:11px;color:var(--muted);margin-bottom:13px}.transfer-toolbar{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:12px}.transfer-toolbar .button{cursor:pointer}.transfer-actions{display:flex;justify-content:flex-end;gap:18px;margin-top:8px}.site-footer{border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:25px 0 27px;color:var(--dim);font-size:8px;letter-spacing:1.2px}.site-footer>span:first-child{color:#b0bcb0;font-size:11px;letter-spacing:1.3px;font-weight:700}.site-footer p{font-family:Georgia,serif;font-size:13px;font-style:italic;letter-spacing:0}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.load-status-row{display:flex;align-items:center;justify-content:space-between;gap:12px}.load-status-row>p{min-width:0}.load-status-row>.text-button{font-size:10px;flex:none;color:var(--coral)}
/* A quieter, compact stage keeps both the judgment line and touch controls visible. */
.play-view{padding:20px 0 35px}.play-topbar{display:flex;align-items:center;justify-content:space-between;max-width:900px;margin:0 auto 14px;gap:15px}.play-top-actions{display:flex;align-items:center;gap:20px}.play-layout{display:grid;grid-template-columns:minmax(145px,1fr) minmax(280px,500px) minmax(115px,1fr);gap:42px;align-items:center}.play-aside{align-self:center}.play-aside>.eyebrow{font-size:8px}.play-aside h2{font-size:clamp(36px,4vw,58px);letter-spacing:-2.7px;line-height:.99;margin:20px 0 22px}.play-aside h2 em{color:var(--coral);font-style:normal}.play-aside>p:not(.eyebrow){color:var(--dim);font-size:11px;line-height:1.85}.aside-line{width:43px;height:3px;background:var(--mint);margin:26px 0}.aside-controls strong{display:block;font-size:17px;color:var(--muted);letter-spacing:4px;font-weight:500;margin-bottom:9px}.aside-controls strong>span{margin-left:15px}.game-stage{width:100%;min-width:0}.game-hud{display:grid;grid-template-columns:1fr .7fr 1fr;align-items:center;gap:10px;border:1px solid var(--line);background:var(--panel);padding:11px 15px;border-radius:5px 5px 0 0;font-variant-numeric:tabular-nums}.game-hud>div:last-child{text-align:right}.game-hud>div>span{display:block;font-size:8px;color:var(--dim);letter-spacing:1.5px;line-height:1.5}.game-hud strong{display:block;font-size:20px;letter-spacing:-.5px;line-height:1.4;font-weight:550}.game-hud .combo-stat{text-align:center}.combo-stat strong{color:var(--coral)}.progress-row{height:24px;display:flex;align-items:center;gap:10px;padding:0 11px;background:#1c231d;border-inline:1px solid var(--line)}.progress-track{height:2px;flex:1;background:#354036;overflow:hidden}.progress-track>div{width:0;height:100%;background:var(--mint);transition:width .1s linear}.progress-row>span{font-size:8px;color:var(--muted);font-variant-numeric:tabular-nums;white-space:nowrap}.field-wrap{position:relative;background:#111a14;border-inline:1px solid #3e5042;overflow:hidden}.field-wrap canvas{display:block;width:100%;height:min(57vh,560px);height:min(57dvh,560px);touch-action:none;outline-offset:-3px}.judgment-display{position:absolute;pointer-events:none;text-align:center;top:40%;left:0;right:0;display:flex;flex-direction:column;gap:4px;z-index:2}.judgment-display strong{font-size:clamp(22px,3vw,36px);font-style:italic;letter-spacing:-1px;color:var(--mint);text-shadow:0 2px 14px #101914;font-weight:800}.judgment-display span{font-size:10px;color:var(--ink);letter-spacing:1.8px;text-shadow:0 1px 5px #101914}.game-overlay{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:25px;background:#101813ed;backdrop-filter:blur(8px);text-align:center;z-index:5}.game-overlay .eyebrow{font-size:9px}.game-overlay h2{font-size:32px;letter-spacing:-1.5px;line-height:1.3;margin:16px 0 13px}.game-overlay>p:not(.eyebrow){font-size:12px;line-height:1.8;color:var(--muted);max-width:260px}.overlay-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin-top:25px}.overlay-actions .button{font-size:12px}.lane-buttons{display:grid;grid-template-columns:repeat(var(--lane-count,6),minmax(0,1fr));gap:2px;background:#17221a;border:1px solid #3e5042;border-top:1px solid #7b9b7e;padding:3px;border-radius:0 0 5px 5px;touch-action:none;user-select:none;-webkit-user-select:none}.lane-buttons>button{--lane-color:var(--mint);min-width:0;min-height:54px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:0;padding:4px 1px;border:0;border-bottom:2px solid var(--lane-color);background:#243129;background:color-mix(in srgb,var(--lane-color) 12%,#17221a);color:var(--lane-color);border-radius:2px;touch-action:none;user-select:none;-webkit-user-select:none;transition:background .07s,color .07s}.lane-buttons>button>span{font-size:19px;font-weight:600;line-height:1.2}.lane-buttons>button>small{font-size:8px;opacity:.55;letter-spacing:1px;line-height:1.4}.lane-buttons>button:active,.lane-buttons>button.active,.lane-buttons>button.pressed,.lane-buttons>button.is-down,.lane-buttons>button[aria-pressed=true]{background:var(--lane-color);color:#17221a}.lane-buttons>button.is-next{box-shadow:inset 0 0 0 1px var(--lane-color),0 -6px 18px #b6f1ce1a}.play-footnote{display:flex;justify-content:space-between;margin-top:10px;font-size:9px;color:var(--dim)}.play-right{display:flex;flex-direction:column;align-items:flex-end;gap:2px;align-self:center}.play-right>span{font-size:13px;font-weight:600;letter-spacing:3px;color:var(--dim)}.play-right>span:last-of-type{color:var(--ink)}.side-groove{display:flex;align-items:center;gap:6px;height:90px;margin:30px 0}.side-groove>i{width:7px;height:40px;background:var(--coral);transform:skewY(-24deg)}.side-groove>i:nth-child(2){height:70px;background:var(--mint)}.side-groove>i:nth-child(3){height:50px;background:var(--mint)}.side-groove>i:nth-child(4){height:80px}.play-right>p{color:var(--dim);font-size:8px;line-height:1.9;text-align:right;letter-spacing:1.4px}.result-panel{position:relative;max-width:650px;padding:34px;margin:30px auto 0;text-align:center;background:var(--panel);border:1px solid #556751;border-radius:7px}.result-panel h2{font-size:27px;letter-spacing:-1px;line-height:1.3;margin:12px 0 20px}.result-panel #result-content{color:var(--muted);font-size:13px;line-height:1.9}.result-panel #result-content h3,.result-panel #result-content .grade{font-size:60px;line-height:1.2;color:var(--mint);font-weight:800}.result-panel #result-content strong{color:var(--ink)}.result-panel #result-content dl{display:grid;grid-template-columns:1fr 1fr;gap:5px 20px;text-align:left;margin:20px 0}.result-panel #result-content dt{color:var(--dim)}.result-panel #result-content dd{margin:0;text-align:right;color:var(--ink)}.result-actions{display:flex;justify-content:center;gap:10px;margin-top:24px}
.judgment-display strong[data-grade=great]{color:#f0e1b2}.judgment-display strong[data-grade=good]{color:#c5bcf1}.judgment-display strong[data-grade=miss]{color:var(--coral)}.result-panel #result-content .result-score{display:block;margin:18px 0;font-size:56px;letter-spacing:-2px;font-weight:700;font-variant-numeric:tabular-nums;color:var(--mint);line-height:1.1}.result-panel #result-content .result-counts{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;border-block:1px solid var(--line);padding:14px 0;margin:17px 0;font-size:10px;font-variant-numeric:tabular-nums;letter-spacing:.5px}.result-panel #result-content .result-counts>span:first-child{color:var(--mint)}.result-panel #result-content .result-counts>span:last-child{color:var(--coral)}.load-feedback p.error{color:#ffaf9a}
@media(min-width:1450px){.field-wrap canvas{height:min(60dvh,650px)}}
@media(max-width:1100px){.site-shell{padding:0 28px}.intro-art{width:190px;opacity:.5}.intro{gap:40px}.panel{padding:23px}.studio-grid{gap:16px}.settings-grid{gap:20px}.source-panel .section-heading>.micro-label{display:none}.demo-row{align-items:flex-start;gap:10px}.demo-row>div{max-width:180px}.demo-button{padding:7px 9px;font-size:10px}.play-layout{gap:26px;grid-template-columns:minmax(130px,1fr) minmax(280px,475px) minmax(80px,.65fr)}.key-guide{flex-direction:column;align-items:flex-start;gap:10px}.key-guide p br{display:none}.key-guide p span{display:block}.start-button{min-width:140px}}
@media(max-width:850px){.site-shell{padding:0 22px}.masthead{height:77px}.intro{min-height:260px;gap:30px;padding:32px 0}.intro h1{font-size:47px}.intro-copy{font-size:12px;max-width:280px}.intro-art{width:145px;right:-5px;opacity:.2}.studio-grid{grid-template-columns:1fr}.source-panel,.chart-panel{padding:24px}.drop-zone{min-height:175px}.source-panel .section-heading>.micro-label{display:block}.demo-row{align-items:center}.demo-row>div{max-width:none}.demo-button{font-size:11px}.chart-panel .control-grid{grid-template-columns:1.15fr .85fr .85fr;gap:14px}.chart-panel .control-wide:first-child{grid-column:auto}.chart-panel .control-wide:last-child{grid-column:1/-1}.compose-bottom{margin-top:19px}.waveform-wrap{height:90px}.waveform-wrap canvas{height:57px}.settings-grid{grid-template-columns:1fr 1fr;gap:21px 25px}.play-settings{margin-top:16px;padding:24px}.studio-bottom{gap:20px}.key-guide{padding-top:8px}.key-guide p{font-size:11px}.play-layout{display:flex;justify-content:center}.game-stage{max-width:500px}.play-aside,.play-right{display:none}.play-topbar{max-width:500px}.field-wrap canvas{height:min(61dvh,680px)}.play-view{padding-top:15px}.site-footer>span:last-child{display:none}.site-footer{padding:19px 0 23px}}
@media(max-width:550px){body{font-size:13px}.site-shell{padding:0 16px}.masthead{height:65px}.wordmark{font-size:17px}.edition{font-size:0;gap:0}.edition .status-dot{width:6px;height:6px}.logo-mark{margin-right:5px;transform:scale(.85);transform-origin:left center;width:22px}.intro{min-height:0;display:block;padding:31px 0 27px}.intro .eyebrow{font-size:8px;letter-spacing:1.5px}.intro h1{font-size:43px;letter-spacing:-2.5px;margin-top:13px;line-height:1.18}.intro-copy{font-size:12px;max-width:none;padding-top:17px;line-height:1.85}.intro-copy>span{margin-top:11px;font-size:8px;letter-spacing:1.25px}.intro-art{height:150px;width:146px;top:35px;opacity:.48;right:0}.panel,.source-panel,.chart-panel,.play-settings{padding:20px 17px}.section-heading{margin-bottom:18px;gap:8px}.section-heading h2{font-size:18px;letter-spacing:-.7px}.section-heading .eyebrow{font-size:8px}.section-heading>.micro-label{font-size:7px;letter-spacing:.7px}.source-panel .section-heading>.micro-label{margin-top:5px}.drop-zone{min-height:178px;padding:20px 10px}.drop-zone strong{font-size:15px}.drop-zone>span:not(.upload-glyph){font-size:11px}.drop-zone small{font-size:9px;margin-top:15px}.upload-glyph{width:36px;height:36px;line-height:33px;font-size:23px;margin-bottom:11px}.url-label{margin-top:19px}.url-row{gap:5px}.url-row>input{font-size:11px;padding-inline:9px!important}.url-row .button{padding-inline:9px;font-size:11px;gap:6px}.field-hint{font-size:10px;line-height:1.75}.demo-row{padding:16px 0;margin-top:20px;gap:9px}.demo-row>div{gap:9px}.demo-row strong{font-size:10px}.demo-row small{font-size:9px}.demo-button{font-size:10px;gap:6px;padding:7px 9px}.load-feedback p{font-size:10px}.privacy-note{font-size:9px}.chart-panel .control-grid{grid-template-columns:1fr 1fr;gap:13px 10px}.chart-panel .control-wide:first-child{grid-column:1/-1}.track-card{gap:11px}.record-symbol{width:46px;height:46px}.track-card h3{font-size:14px}.track-card p{font-size:10px}.track-card .micro-label{font-size:7px}.waveform-wrap{margin:17px 0 20px}.control{font-size:11px;gap:6px}.control select{font-size:11px}.control>small{font-size:9px}.compose-bottom{gap:8px}.compose-bottom .button{padding:10px 12px;font-size:11px;gap:9px;min-height:40px}.checkbox-label{font-size:10px;gap:6px}.checkbox-label input{width:15px;height:15px}.settings-heading-note{display:none}.settings-grid{gap:20px 15px}.settings-grid .control{font-size:11px}.settings-grid .control:nth-child(3) small{font-size:8px}.range-labels{font-size:8px}.launch-row{flex-direction:column;align-items:stretch;padding-top:19px;margin-top:21px;gap:17px}.launch-row #chart-summary{font-size:11px}.launch-row .checkbox-label{font-size:10px}.launch-actions{display:grid;grid-template-columns:1fr 1.1fr;gap:8px}.launch-actions .button{font-size:12px;min-height:45px;padding:10px 12px}.start-button{min-width:0}.start-button span{margin-left:12px}.studio-bottom{display:flex;flex-direction:column;gap:21px;padding:23px 0 29px}.key-guide{flex-direction:row;align-items:center;gap:13px;width:100%;padding:0}.keycaps kbd{width:23px;height:28px;font-size:10px}.keycaps{gap:3px;flex:none}.key-guide p{font-size:10px}.key-guide p span{font-size:8px}.chart-transfer{width:100%}.chart-transfer summary{padding:12px 14px;font-size:11px}.transfer-body{padding:14px}.transfer-body>p{font-size:10px}.transfer-toolbar{gap:5px}.transfer-toolbar .button{font-size:10px;padding:6px 8px;min-height:32px}.transfer-actions .text-button{font-size:10px}.site-footer{font-size:7px}.site-footer>span:first-child{font-size:9px}.site-footer>p{font-size:11px}.play-view{padding:10px 0 18px}.play-topbar{margin-bottom:9px;gap:8px}.play-topbar .text-button{font-size:10px}.play-top-actions{gap:15px}.play-top-actions .button{font-size:10px;min-height:30px;padding:6px 10px;gap:9px}.game-hud{padding:8px 11px;gap:6px}.game-hud>div>span{font-size:7px;letter-spacing:1px}.game-hud strong{font-size:18px}.progress-row{height:21px}.progress-row>span{font-size:7px}.field-wrap canvas{height:calc(100svh - 278px);height:calc(100dvh - 278px);min-height:200px;max-height:570px}.lane-buttons>button{min-height:48px;gap:8px}.lane-buttons>button>span{font-size:17px}.lane-buttons>button>small{font-size:7px}.play-footnote{font-size:7px;margin-top:7px}.game-overlay{padding:20px 16px}.game-overlay h2{font-size:27px}.game-overlay>p:not(.eyebrow){font-size:11px}.overlay-actions .button{font-size:11px;min-height:40px;padding:10px 14px}.judgment-display strong{font-size:29px}.judgment-display span{font-size:8px}.result-panel{padding:25px 17px;margin-top:20px}.result-panel h2{font-size:22px}.result-panel #result-content{font-size:12px}.result-actions .button{font-size:11px}.result-panel #result-content h3,.result-panel #result-content .grade{font-size:50px}}
@media(max-width:350px){.site-shell{padding-inline:11px}.panel,.source-panel,.chart-panel,.play-settings{padding-inline:13px}.demo-row{flex-wrap:wrap}.demo-row>div{flex:1}.demo-button{font-size:9px;padding-inline:6px}.compose-bottom{align-items:flex-end}.compose-bottom .checkbox-label{max-width:135px;line-height:1.5}.key-guide{gap:9px}.key-guide p span{font-size:7px}.keycaps kbd{width:21px}.play-footnote{font-size:6px}.game-hud strong{font-size:16px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}

/* Pick a starting point, then tune each part independently. */
.preset-panel{margin-bottom:24px;padding:24px 0 26px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.preset-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:17px}
.preset-heading .eyebrow{font-size:8px}.preset-heading h2{font-size:20px;letter-spacing:-.65px;margin-top:5px}
#preset-status{font-size:11px;color:var(--mint);text-align:right;line-height:1.6}
.preset-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.preset-card{min-width:0;padding:19px 21px;background:#1b211d;border:1px solid var(--line);border-radius:5px;text-align:left;transition:border-color .15s,background .15s}
.preset-card:hover{border-color:#718777;background:#222d25}.preset-card.is-selected{border-color:var(--mint);background:#25332a}
.preset-index{display:block;color:var(--dim);font-size:8px;font-weight:600;letter-spacing:1.4px}.preset-card.is-selected .preset-index{color:var(--mint)}
.preset-card>strong{display:flex;align-items:center;justify-content:space-between;gap:8px;margin:8px 0 9px;font-size:16px;font-weight:600;letter-spacing:-.5px}
.preset-card>strong>span{color:var(--muted);font-size:19px;font-weight:400}.preset-card.is-selected>strong>span{color:var(--mint)}
.preset-description{color:var(--muted);font-size:11px;line-height:1.8}.preset-tags{display:block;font-size:8px;letter-spacing:1px;color:var(--dim);margin-top:15px}
.preset-footnote{font-size:10px;color:var(--dim);margin-top:12px}
.chart-panel .compose-controls{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
.assist-settings{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:25px;align-items:center;margin-top:23px;padding-top:22px;border-top:1px solid var(--line)}
.assist-option{display:flex;gap:10px;align-items:flex-start;cursor:pointer;min-width:0}.assist-option>input{margin-top:3px}.assist-option>span{min-width:0}
.assist-option strong{display:block;font-size:12px;font-weight:500;color:#cbd4ca}.assist-option small{display:block;font-size:10px;color:var(--dim);line-height:1.8;margin-top:4px}
.key-guide>div{flex:none}.keycaps>span{width:9px}.hand-labels{display:flex;justify-content:space-around;font-size:8px;color:var(--dim);margin-top:4px;letter-spacing:1px}
.aside-controls p{color:var(--dim);font-size:11px;line-height:1.85}.aside-controls strong{font-size:14px;letter-spacing:2px;white-space:nowrap}.aside-controls strong>span{margin-left:7px}
.mode-label{font-size:9px;color:var(--mint);font-weight:500;letter-spacing:1.3px;margin:0 0 8px;line-height:1.5;overflow-wrap:anywhere}
.play-footnote{gap:10px}.play-footnote>span:last-child{text-align:right}
@media(max-width:1100px){.preset-card{padding:17px}.preset-card>strong{font-size:15px}.preset-description{font-size:10px}.assist-settings{gap:18px}}
@media(max-width:850px){.preset-heading{align-items:flex-start}.preset-heading h2{font-size:19px}.preset-card{padding:15px}.preset-card>strong{font-size:14px}.preset-description br{display:none}.preset-tags{font-size:7px;letter-spacing:.6px}.chart-panel .compose-controls{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}.assist-settings{grid-template-columns:1fr 1fr;gap:18px 25px}.assist-settings>.control{grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;align-items:center;column-gap:25px}.assist-settings>.control>small{grid-column:1/-1}}
@media(max-width:550px){.preset-panel{margin-bottom:17px;padding:20px 0}.preset-heading{display:block;margin-bottom:14px}.preset-heading h2{font-size:19px}#preset-status{text-align:left;font-size:10px;margin-top:7px}.preset-grid{grid-template-columns:1fr;gap:8px}.preset-card{padding:13px 15px;display:grid;grid-template-columns:1.08fr 1fr;gap:3px 15px}.preset-index{font-size:7px;letter-spacing:.7px;grid-column:1}.preset-card>strong{font-size:14px;margin:1px 0 3px;grid-column:1}.preset-description{grid-column:2;grid-row:1/4;align-self:center;font-size:10px;line-height:1.7}.preset-description br{display:none}.preset-tags{grid-column:1;font-size:6px;letter-spacing:.5px;margin-top:2px}.preset-footnote{font-size:9px;line-height:1.7}.assist-settings{gap:18px 14px;padding-top:19px;margin-top:20px}.assist-settings>.control{display:flex;gap:6px}.assist-option{gap:7px}.assist-option strong{font-size:11px}.assist-option small{font-size:9px}.assist-option>input{width:15px;height:15px}.key-guide{flex-direction:column;align-items:flex-start;gap:10px}.keycaps{gap:4px}.keycaps kbd{width:25px;height:30px;font-size:11px}.keycaps>span{width:8px}.key-guide p{font-size:10px}.key-guide p span{font-size:9px}.key-guide p span br{display:none}.mode-label{font-size:8px;letter-spacing:.8px;margin-bottom:6px}.lane-buttons>button{gap:0;min-height:49px;padding-inline:1px}.lane-buttons>button>span{font-size:16px}.lane-buttons>button>small{font-size:7px}.field-wrap canvas{height:calc(100svh - 298px);height:calc(100dvh - 298px)}}
@media(max-width:350px){.preset-card{grid-template-columns:1fr;padding-inline:13px}.preset-description{grid-column:1;grid-row:auto;font-size:10px}.preset-tags{grid-row:4}.keycaps kbd{width:23px}.mode-label{font-size:7px}.lane-buttons>button>span{font-size:14px}}
@media(max-height:550px) and (orientation:landscape){.masthead{height:48px}.play-view{padding-top:8px}.game-stage,.play-topbar{max-width:680px}.field-wrap canvas{height:calc(100dvh - 240px);min-height:120px}.lane-buttons>button{min-height:44px}.mode-label{margin-bottom:4px}.game-hud{padding-block:5px}.site-footer{display:none}}

.style-picker{margin-bottom:8px}.lyrics-workbench{margin:15px 0 21px;border:1px solid var(--line);border-radius:5px;background:#161c18}.lyrics-workbench summary,.skill-panel summary{padding:13px 15px;font-size:12px;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:12px}.lyrics-body{padding:0 15px 15px}.lyrics-body>p{font-size:11px;color:var(--muted);line-height:1.8;margin-bottom:12px}.lyrics-body textarea{width:100%;padding:10px;border:1px solid var(--line);border-radius:4px;background:#101713;color:var(--ink);font:inherit;font-size:12px;line-height:1.7;resize:vertical;margin-bottom:9px}.playstyle-options{display:grid;grid-template-columns:1fr 1fr 1fr;gap:22px;margin-top:23px;padding-top:22px;border-top:1px solid var(--line)}.skill-panel{border-top:1px solid var(--line);margin-top:20px}.skill-panel summary{padding-inline:0}.skill-panel>p{font-size:11px;line-height:1.8;color:var(--muted)}.skill-meters{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:15px;margin-top:14px}.skill-stat{font-size:11px;line-height:1.7;color:var(--muted)}.skill-stat strong{font-size:20px;color:var(--mint);display:block}.skill-stat meter{width:100%;height:7px;display:block;margin:7px 0;accent-color:var(--mint)}.skill-stat small{font-size:9px;color:var(--dim)}.flow-banner{display:flex;gap:12px;justify-content:space-between;font-size:9px;letter-spacing:1px;color:var(--mint);background:#213029;padding:8px 12px;border:1px solid var(--line);border-bottom:0;border-radius:4px 4px 0 0}.flow-banner #ghost-score{color:var(--ink);font-variant-numeric:tabular-nums;text-align:right}.lyric-display{position:absolute;top:8%;left:8%;right:8%;display:flex;flex-direction:column;align-items:center;gap:7px;pointer-events:none;text-align:center;text-shadow:0 2px 5px #000,0 0 15px #000;background:linear-gradient(90deg,transparent,#11191cdd,transparent);padding:8px 3px}.lyric-display:has(#lyric-current:empty):has(#lyric-next:empty){display:none}.lyric-display>span{font-size:15px;font-weight:600;color:#fff9ee;line-height:1.6;overflow-wrap:anywhere}.lyric-display>small{font-size:10px;color:#b0b9af;line-height:1.5;overflow-wrap:anywhere}.creator-panel{margin-bottom:28px}.creator-panel>summary{cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between;font-size:20px;font-weight:550}.creator-panel>summary small{display:block;color:var(--mint);font-size:8px;letter-spacing:2px;margin-bottom:7px}.editor-body{padding-top:20px}.editor-toolbar{display:grid;grid-template-columns:1fr 1fr 1fr;gap:15px;margin:17px 0}.editor-window{display:flex;align-items:center;gap:20px;margin:20px 0 12px;font-size:11px;color:var(--muted)}.editor-window label{white-space:nowrap}.editor-window input{width:100%;accent-color:var(--coral)}#editor-canvas{display:block;width:100%;height:300px;touch-action:manipulation;border:1px solid var(--line);border-radius:4px}.editor-manual{display:grid;grid-template-columns:1fr 1fr auto auto;gap:12px;align-items:end;margin-top:16px}.editor-actions{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 9px}.editor-actions #editor-apply{margin-left:auto}.result-report{margin:22px 0;padding:18px 0;border-block:1px solid var(--line)}.result-goal{color:var(--mint);font-weight:600}.result-advice{color:var(--muted);line-height:1.8;margin-top:14px}.result-mode{font-size:11px;color:var(--muted)}
@media(max-width:850px){.playstyle-options{grid-template-columns:1fr 1fr}.playstyle-options>.assist-option{grid-column:1/-1}.skill-meters{gap:12px}.editor-manual{grid-template-columns:1fr 1fr}.editor-actions #editor-apply{margin-left:0}}
@media(max-width:550px){.lyrics-workbench summary,.skill-panel summary{font-size:11px}.lyrics-body{padding-inline:12px}.lyrics-body>p{font-size:10px}.playstyle-options{gap:16px 12px}.skill-meters{grid-template-columns:1fr 1fr}.flow-banner{font-size:8px;padding:7px 9px;letter-spacing:.2px}.lyric-display>span{font-size:12px}.lyric-display>small{font-size:9px}.creator-panel>summary{font-size:17px}.editor-toolbar{gap:8px}.editor-window{gap:12px}#editor-canvas{height:280px}.editor-actions .button{font-size:10px;padding:8px 10px}.editor-manual{gap:10px}.field-wrap canvas{height:calc(100dvh - 328px)}}