:root{--paper:#f2f4f6;--panel:#ffffff;--ink:#191f28;--muted:#6b7684;--line:#e5e8eb;--line-strong:#d1d6db;--field:#f2f4f6;--brass:#3182f6;--brass-deep:#1b64da;--btn-hi:#4593fc;--btn-lo:#2272eb;--accent:#3182f6;--body:#4e5968;--night:#001a33;--side:#f2f4f6;--track:#f2f4f6;--chip:#f2f4f6;--rowBg:#f2f4f6;--kbd:#f2f4f6;--stageBg:#e5e8eb;--barBg:rgba(255,255,255,.95);--brassTint:#e8f3ff;--stageGlow:rgba(255,255,255,.9);--danger:#e42939;--ok-hi:#4593fc;--ok-lo:#2272eb;--placeholder:#b0b8c1;--ring:color-mix(in oklab, var(--accent) 18%, transparent);--brass-ring:color-mix(in oklab, var(--brass) 20%, transparent);--ok-tint:color-mix(in oklab, var(--accent) 7%, var(--panel));--ok-line:color-mix(in oklab, var(--accent) 32%, var(--panel));--gold-line:color-mix(in oklab, var(--brass) 40%, var(--panel));--r-xs:4px;--r-sm:6px;--r-md:10px;--r-lg:14px;--r-xl:16px;--r-2xl:20px;--r-pill:999px;--z-stage:5;--z-float:20;--z-toast:25;--z-bar:30;--z-tunebar:35;--z-pop:40;--z-sheet:45;--z-overlay:50;--z-top:60;--ease-out:cubic-bezier(.23,1,.32,1);--ease-in-out:cubic-bezier(.77,0,.175,1);--ease-drawer:cubic-bezier(.32,.72,0,1);color-scheme:light}:root[data-theme=dark]{--paper:#101419;--panel:#191f28;--ink:#f2f4f6;--muted:#8b95a1;--line:#2c3542;--line-strong:#4e5968;--field:#232b36;--brass:#4593fc;--brass-deep:#82b4ff;--btn-hi:#5aa1ff;--btn-lo:#3d8bfa;--accent:#4593fc;--body:#b0b8c1;--side:#101419;--track:#232b36;--chip:#232b36;--rowBg:#232b36;--kbd:#2a323e;--stageBg:#0b0e13;--barBg:rgba(22,27,34,.95);--brassTint:#1a2b45;--stageGlow:rgba(0,0,0,.6);--placeholder:#6b7684;color-scheme:dark}*{box-sizing:border-box;margin:0;padding:0}html,body,#root{min-height:100%}body{font-family:Toss Product Sans,Pretendard Variable,Pretendard,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Apple SD Gothic Neo,Noto Sans KR,sans-serif;background:var(--paper);color:var(--ink);min-height:100vh}.app{display:flex;height:100vh;overflow:hidden}.sidebar{flex:0 0 344px;width:344px;height:100vh;overflow-y:auto;padding:20px 16px 22px;background:var(--side);display:flex;flex-direction:column;gap:12px}.main{flex:1;min-width:0;height:100vh;display:flex;flex-direction:column;padding:14px 18px 12px;position:relative}header{margin-bottom:4px;padding:0 4px}.eyebrow{font-size:17px;letter-spacing:-.01em;color:var(--ink);font-weight:700}.eyebrow:before{content:"♩ ";color:var(--brass)}h1.eyebrow{font-weight:700}.eyebrowRow{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:8px}.pageLink{display:inline-flex;align-items:center;gap:5px;font-size:12px;color:var(--muted);text-decoration:none;border:1px solid transparent;border-radius:var(--r-pill);padding:4px 10px;white-space:nowrap;background:transparent;transition:color .15s,background-color .15s}.pageLink:hover{color:var(--ink);background:var(--track)}.headLinks{display:flex;align-items:center;gap:6px}.themeBtn{font:inherit;font-size:12px;cursor:pointer;line-height:1.3;padding:4px 9px}.langBtn{font-weight:700;letter-spacing:.03em;min-width:31px;text-align:center}h1{font-size:18px;font-weight:700;letter-spacing:-.02em;line-height:1.4;margin-top:10px}h1 .accent{color:var(--brass)}.sub{color:var(--muted);font-size:13px;margin-top:4px;line-height:1.55}.firstRun{background:var(--panel);border:0;border-radius:var(--r-2xl);padding:18px 16px 14px}.firstRunHead{display:flex;align-items:flex-start;justify-content:space-between;gap:8px;margin-bottom:11px}.firstRunKicker{display:block;color:var(--brass);font-size:12px;font-weight:600;margin-bottom:3px}.firstRun h2{font-size:15px;line-height:1.4;letter-spacing:-.02em}.guideDismiss{border:0;background:transparent;color:var(--muted);cursor:pointer;font:inherit;font-size:11px;padding:2px 0;white-space:nowrap}.guideDismiss:hover{color:var(--ink)}.guideSteps{display:grid;gap:5px}.guideStep{display:flex;align-items:center;gap:9px;width:100%;text-align:left;border:1px solid transparent;border-radius:var(--r-sm);background:transparent;color:var(--ink);padding:7px 8px;font:inherit}.guideDot{display:inline-flex;align-items:center;justify-content:center;flex:0 0 22px;width:22px;height:22px;border-radius:8px;background:var(--track);border:0;font-size:11px;font-weight:700;color:var(--body)}.guideStepText{display:flex;align-items:baseline;justify-content:space-between;gap:8px;min-width:0;flex:1}.guideStepText b{font-size:12px;white-space:nowrap}.guideStepText small{font-size:11px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.demoBtn{width:100%;margin:2px 0 12px;font-size:13.5px;padding:12px 14px}.btn.tonal.demoBtn{background:var(--brassTint);color:var(--brass-deep)}.btn.tonal.demoBtn:hover:not(:disabled){background:color-mix(in oklab,var(--brass) 14%,var(--brassTint));color:var(--brass-deep)}.stage.empty>.demoBtn{width:auto;margin:2px 0 0}.startBtn.flash{animation:chipFlash 1.6s ease-out}.guideNote{display:flex;gap:6px;align-items:flex-start;color:var(--muted);font-size:11px;line-height:1.45;margin-top:9px;padding:0 2px}.guideNote span{color:var(--brass-deep);font-size:12px;line-height:1.2}.guideDismiss:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.stage.empty .stageGuide{width:min(100%,620px);text-align:left}.stage.empty .stageGuide .guideSteps{grid-template-columns:repeat(2,minmax(0,1fr))}.stage.empty .stageGuide .guideStepText{display:block}.stage.empty .stageGuide .guideStepText small{display:block;margin-top:3px;line-height:1.35;overflow:visible;text-overflow:clip;white-space:pre-line}.startRow{display:flex;align-items:stretch;gap:8px}.startRow .startBtn{flex:1;padding:14px 12px;font-size:15px;font-weight:700;white-space:nowrap;border-radius:var(--r-xl)}.startRow .btn.startFsBtn{flex:0 0 48px;width:48px;min-width:0;padding:0;box-shadow:none;border-radius:var(--r-xl);background:var(--field);color:var(--body)}.startRow .btn.startFsBtn:hover:not(:disabled){color:var(--ink);background:color-mix(in oklab,var(--ink) 6%,var(--field))}.advToggle{display:flex;align-items:center;justify-content:space-between;width:100%;gap:8px;background:var(--panel);border:0;border-radius:var(--r-xl);color:var(--body);font-size:13px;font-weight:600;padding:13px 16px;cursor:pointer;transition:color .15s,background-color .15s;text-align:left}.advToggle:hover{color:var(--ink)}.advToggle span{display:inline-flex;align-items:center;gap:6px}.advBody{display:flex;flex-direction:column;gap:16px;background:var(--panel);border-radius:var(--r-2xl);padding:16px}.sideActions{margin-top:auto;display:flex;flex-direction:column;gap:8px;padding-top:6px}.sideRow{display:flex;gap:8px}.sideRow .btn{flex:1;min-width:0}.sideActions .btn{box-shadow:none;font-size:13px;padding:11px 12px}.sideActions .btn.tonal,.sideActions .btn.ghost{background:var(--panel);color:var(--body)}.sideActions .btn.tonal:hover:not(:disabled),.sideActions .btn.ghost:hover:not(:disabled){background:color-mix(in oklab,var(--ink) 5%,var(--panel));color:var(--ink)}.sideActions .btn.ghost.resetAllBtn{font-size:12px;padding:9px 12px;background:transparent}.sideActions .resetAllBtn.arm{color:var(--danger);border-color:var(--danger)}.btn.savePresetBtn.saved{background:var(--ok-lo);color:#fff;border-color:transparent;transition:background .2s;cursor:default}.saveRow{display:flex;gap:6px;align-items:center}.saveRow input{flex:1;min-width:0;background:var(--panel);border:1px solid transparent;border-radius:var(--r-md);color:var(--ink);font-size:14px;padding:10px 12px}.saveRow input:focus{outline:none;box-shadow:0 0 0 3px var(--ring)}.saveRow .btn{white-space:nowrap;box-shadow:none}.presets{background:var(--panel);border:0;border-radius:var(--r-2xl);padding:16px 16px 15px}.presetsHead{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:10px}.presetsHead span{font-size:13px;font-weight:600;color:var(--ink)}.presetShareBtn{padding:5px 9px;font-size:11px}.presetsEmpty{font-size:12px;color:var(--placeholder);line-height:1.5}.presetsHint{font-size:12px;color:var(--brass-deep);opacity:.9;margin-top:9px;line-height:1.5}.presetList{display:flex;flex-wrap:wrap;gap:8px}.presetChip{display:flex;align-items:stretch;background:var(--chip);border:0;border-radius:var(--r-md);overflow:hidden}.presetChip:hover{background:color-mix(in oklab,var(--ink) 6%,var(--chip))}.presetChip.flash{border-color:var(--brass);animation:chipFlash 1.6s ease-out}@keyframes chipFlash{0%{box-shadow:0 0 color-mix(in oklab,var(--brass) 55%,transparent)}70%{box-shadow:0 0 0 9px transparent}to{box-shadow:0 0 0 0 transparent}}.presetLoad{background:transparent;border:none;color:var(--ink);font-size:13px;padding:7px 10px;cursor:pointer;max-width:150px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.presetLoad:hover{color:var(--brass-deep)}.presetDel{background:transparent;border:none;color:var(--muted);font-size:15px;line-height:1;padding:0 9px;cursor:pointer}.presetDel:hover{color:var(--danger)}.controls{position:relative;display:flex;flex-direction:column;gap:20px;background:var(--panel);border-radius:var(--r-2xl);padding:18px 16px}.controls .group{position:relative;padding-left:32px}.stepNum{position:absolute;left:0;top:-1px;width:23px;height:23px;border-radius:8px;background:var(--brassTint);color:var(--brass-deep);font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center}.btn.ghost.presetImportBtn{padding:2px 4px;font-size:11px;box-shadow:none;white-space:nowrap;background:transparent;border-color:transparent;color:var(--brass-deep);font-weight:600}.btn.ghost.presetImportBtn:hover:not(:disabled){background:transparent;border-color:transparent;color:var(--brass)}.group{display:flex;flex-direction:column;gap:8px}.group.grow{min-width:0}.group label{font-size:12.5px;color:var(--ink);font-weight:600}.labelHint{font-size:11px;color:var(--muted);font-weight:400}.uploadRow .upload{color:var(--muted);font-weight:400;font-size:14px}.group .switch-mini{font-weight:400}input[type=text]{width:100%;background:var(--field);border:1px solid transparent;border-radius:var(--r-lg);color:var(--ink);font-size:15px;padding:12px 14px;transition:border-color .15s,box-shadow .15s}input[type=text]:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--ring)}input::placeholder{color:var(--placeholder)}.time-inputs{display:flex;align-items:center;gap:6px}.time-inputs input{width:64px;text-align:center;background:var(--field);border:1px solid transparent;border-radius:var(--r-md);color:var(--ink);font-size:15px;padding:11px 8px}.time-inputs input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--ring)}.time-inputs .unit{color:var(--muted);font-size:13px}.time-inputs input:disabled{opacity:.4}.labelRow{display:flex;align-items:center;gap:12px}.delayMini{display:inline-flex;align-items:center;gap:4px;margin-left:auto;font-size:12px;color:var(--muted)}.delayMini input{width:46px;text-align:center;background:var(--field);border:1px solid transparent;border-radius:var(--r-sm);color:var(--ink);font-size:13px;padding:5px 4px;font-variant-numeric:tabular-nums}.delayMini input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--ring)}.delayMini input:disabled{opacity:.4}.optRow{display:flex;align-items:center;gap:18px;flex-wrap:wrap}.upload{display:inline-flex;align-items:center;gap:8px;background:var(--field);border:1px solid transparent;border-radius:var(--r-lg);color:var(--body);font-size:14px;font-weight:600;padding:12px 16px;cursor:pointer;transition:background-color .15s,color .15s;white-space:nowrap}.upload:hover{background:color-mix(in oklab,var(--ink) 5%,var(--field));color:var(--ink)}.upload input{display:none}.upload span{display:inline-flex;align-items:center;gap:7px}.uploadRow .upload.loaded{background:var(--brassTint);color:var(--brass-deep)}.uploadRow .upload.loaded:hover{background:color-mix(in oklab,var(--brass) 14%,var(--brassTint));color:var(--brass-deep)}.upload .pdfChange{margin-left:auto;color:var(--muted);font-size:12px}.upload.loaded:hover .pdfChange{color:var(--ink)}.uploadRow{display:flex;align-items:stretch;gap:8px}.uploadRow .upload{flex:1;min-width:0}.pdfClear{display:inline-flex;align-items:center;justify-content:center;padding:0 13px;background:var(--field);border:0;border-radius:var(--r-lg);color:var(--muted);cursor:pointer;transition:color .15s,background-color .15s}.pdfClear:hover{color:var(--danger);background:color-mix(in oklab,var(--danger) 8%,var(--field))}.seg{display:flex;gap:4px;background:var(--track);border:0;border-radius:var(--r-lg);padding:4px}.seg button{flex:1;border:none;background:transparent;color:var(--muted);font-size:13px;padding:8px 12px;border-radius:var(--r-sm);cursor:pointer;transition:background .15s,color .15s;white-space:nowrap}.seg button.active{background:var(--panel);color:var(--ink);font-weight:600;box-shadow:0 1px 3px #191f281f}:root[data-theme=dark] .seg button.active{background:#3b4552;box-shadow:0 1px 3px #0000004d}.seg button:hover:not(.active){color:var(--ink)}.slider-row{display:flex;align-items:center;gap:12px;min-width:200px}.slider-row .vol-icon{font-size:17px;width:20px;text-align:center}input[type=range]{-webkit-appearance:none;-moz-appearance:none;appearance:none;flex:1;height:5px;border-radius:var(--r-pill);background:var(--track);outline:none;cursor:pointer}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:18px;height:18px;border-radius:50%;background:#fff;border:2px solid var(--brass);box-shadow:0 2px 6px #191f2840;cursor:pointer}input[type=range]::-moz-range-thumb{width:18px;height:18px;border-radius:50%;border:2px solid var(--brass);background:#fff;cursor:pointer}.slider-row input[type=range],.mbVol input[type=range]{background:linear-gradient(to right,color-mix(in oklab,var(--brass) 45%,var(--track)) var(--fill,0%),var(--track) var(--fill,0%))}.vol-val{width:42px;text-align:right;color:var(--ink);font-size:13px;font-variant-numeric:tabular-nums}.switch-mini{position:relative;display:flex;align-items:center;gap:9px;cursor:pointer;-webkit-user-select:none;user-select:none}.switch-mini input{position:absolute;opacity:0}.switch-mini .box{width:44px;height:26px;border-radius:var(--r-pill);background:var(--line-strong);border:0;position:relative;transition:background .15s;flex:0 0 auto}.switch-mini .box:after{content:"";position:absolute;top:3px;left:3px;width:20px;height:20px;border-radius:50%;background:#fff;box-shadow:0 1px 3px #191f2840;transition:transform .18s var(--ease-out)}.switch-mini input:checked+.box{background:var(--accent)}.switch-mini input:checked+.box:after{transform:translate(18px)}.switch-mini span{font-size:13px;color:var(--ink)}.cuePanel{background:var(--panel);border:0;border-radius:var(--r-2xl);padding:16px}.cueTitleRow{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:9px}.cueTitle{font-size:13px;font-weight:600;color:var(--ink)}.cueTuneLink{display:inline-flex;align-items:center;gap:5px;border:none;background:transparent;color:var(--brass-deep);font:inherit;font-size:11.5px;font-weight:600;padding:2px 4px;cursor:pointer;white-space:nowrap}.cueTuneLink:hover:not(:disabled){color:var(--brass)}.cueTuneLink:disabled{opacity:.4;cursor:default}.cueHead{display:flex;flex-direction:column;gap:10px;margin-bottom:12px}.cueDesc{font-size:12.5px;color:var(--muted);line-height:1.55}.cueDesc b{color:var(--ink)}.cueDesc code{background:var(--kbd);border:1px solid var(--line);border-radius:var(--r-xs);padding:1px 6px;color:var(--brass-deep);font-size:12px;font-variant-numeric:tabular-nums}.cueDesc kbd{background:var(--kbd);border:1px solid var(--line);border-radius:var(--r-xs);padding:1px 6px;color:var(--ink);font-size:11px}.cueActions{display:flex;gap:8px;flex-shrink:0}.cueRows{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:10px;max-height:200px;overflow:auto;padding-right:4px}.cueRow{position:relative;overflow:hidden;display:flex;align-items:center;gap:8px;flex-wrap:wrap;background:var(--rowBg);border:0;border-radius:var(--r-lg);padding:9px 10px;transition:background-color .15s}.cueRow input[type=text]{flex:0 1 76px;width:76px;min-width:64px;margin-left:auto;text-align:center;background:var(--panel);font-family:ui-monospace,Menlo,Consolas,monospace;font-weight:700;font-size:14px;padding:7px 6px}.cueRow.hot{background:var(--brassTint)}.cueRow.hot input[type=text]{color:var(--brass-deep)}.cueLabel{display:flex;align-items:center;gap:4px;font-size:12px;color:var(--muted);white-space:nowrap;font-variant-numeric:tabular-nums}.cueSel{background:var(--panel);border:1px solid transparent;border-radius:var(--r-sm);color:var(--ink);font-size:13px;padding:5px 4px;font-variant-numeric:tabular-nums;cursor:pointer}.cueSel:focus{outline:none;border-color:var(--accent)}.cueArrow{color:var(--brass-deep);font-size:13px;min-width:14px;text-align:center}.cueDelBtn{margin-left:auto;background:transparent;border:none;color:var(--muted);font-size:15px;line-height:1;padding:4px 6px;cursor:pointer}.cueDelBtn:hover{color:var(--danger)}.btn.ghost.cueAdd{width:100%;box-shadow:none;background:var(--field);color:var(--body)}.cueRowTools{display:flex;gap:4px}.cueRowTools .btn.tiny{padding:5px 8px;font-size:12px;min-width:28px}.cueRepeatToggle .box,.noWaitToggle .box{width:32px;height:19px;flex:0 0 auto}.cueRepeatToggle .box:after,.noWaitToggle .box:after{width:13px;height:13px;top:2px;left:2px}.cueRepeatToggle input:checked+.box:after,.noWaitToggle input:checked+.box:after{transform:translate(13px)}.cueRepeatToggle span:last-child,.noWaitToggle span:last-child{font-size:12px;color:var(--muted)}.pickOverlay{z-index:var(--z-top)}.pickCard{background:var(--panel);border:0;border-radius:24px;padding:28px 24px;display:flex;flex-direction:column;gap:14px;align-items:center;box-shadow:0 16px 48px #14182847;max-width:min(92vw,420px)}.pickTime{display:inline-flex;align-items:center;gap:5px;font-size:13px;color:var(--brass-deep);font-variant-numeric:tabular-nums}.pickTitle{font-size:19px;font-weight:700}.pickNext{width:100%;padding:13px 18px;font-size:16px}.pickPages{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;max-height:170px;overflow:auto}.pickCard .cancel{margin-top:2px}.tuneJumpBtn{flex:0 0 auto;min-width:46px;padding:11px 0;border-radius:var(--r-md);cursor:pointer;background:var(--track);border:0;color:var(--ink);font-size:16px;font-weight:600;font-variant-numeric:tabular-nums}.tuneJumpBtn:hover:not(:disabled){background:var(--brassTint);color:var(--brass-deep)}.tuneJumpBtn:disabled{opacity:.35;cursor:default}.app.tune .main{padding-bottom:158px}.app.tune .ytHost{bottom:158px}.app.tune .toast{position:fixed;bottom:166px}.tuneBar{position:fixed;left:0;right:0;bottom:0;z-index:var(--z-tunebar);display:flex;flex-direction:column;gap:8px;padding:12px 16px calc(14px + env(safe-area-inset-bottom));background:var(--barBg);border-top:0;border-radius:20px 20px 0 0;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);box-shadow:0 -8px 28px #14182829}.tuneRow1{display:flex;align-items:center;gap:10px}.tuneRow1 .spacer{flex:1}.tuneBadge{display:inline-flex;align-items:center;gap:5px;font-size:12px;font-weight:600;color:var(--brass-deep);border:0;border-radius:var(--r-pill);padding:5px 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