:root{--bg: #14101a;--surface: #1f1928;--surface-2: #2a2236;--text: #f4eef9;--muted: #a397b3;--accent: #ff5c8a;--danger: #ff6b6b;--radius: 14px;color-scheme:dark;font-family:-apple-system,BlinkMacSystemFont,SF Pro Text,system-ui,sans-serif}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{margin:0;background:var(--bg);color:var(--text);overscroll-behavior:none}button,input{font:inherit;color:inherit}button{border:0;background:none;cursor:pointer;touch-action:manipulation}button:disabled{opacity:.4}.page{max-width:640px;margin:0 auto;padding:calc(env(safe-area-inset-top) + 8px) 16px calc(env(safe-area-inset-bottom) + 24px);display:flex;flex-direction:column;gap:12px}.topbar{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:8px;min-height:44px}.topbar h1{font-size:17px;font-weight:600;margin:0;text-align:center}h2{font-size:15px;margin:0 0 8px}.ellipsis{overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.muted{color:var(--muted)}.small{font-size:13px}.center{text-align:center}.grow{flex:1;min-width:0}.row{display:flex;gap:8px;align-items:center;margin-top:8px}.row.wrap{flex-wrap:wrap}.primary{background:var(--accent);color:#fff;font-weight:600;padding:8px 14px;border-radius:999px}.primary.big{width:100%;padding:14px;border-radius:var(--radius);font-size:16px}.ghost{padding:8px 10px;border-radius:10px;color:var(--text)}.ghost:active{background:var(--surface-2)}.ghost.small{padding:6px 8px;font-size:13px;background:var(--surface-2)}.danger{color:var(--danger)}.link{color:var(--accent);font-variant-numeric:tabular-nums;padding:4px}.chip{background:var(--surface-2);border-radius:999px;padding:7px 12px;font-size:13px;display:inline-flex;align-items:center;gap:6px}.chip.active{background:var(--accent);color:#fff}.dot{width:10px;height:10px;border-radius:50%;flex:none;display:inline-block}.list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}.list-item{display:flex;align-items:center;gap:10px;background:var(--surface);padding:14px;border-radius:var(--radius)}.list-item.compact{padding:8px 10px;gap:6px}.title{font-weight:600}.card{background:var(--surface);border-radius:var(--radius);padding:14px;display:flex;flex-direction:column;gap:6px}.text{width:100%;background:var(--surface-2);border:0;border-radius:10px;padding:12px;margin-top:8px;font-size:16px}.color{width:32px;height:32px;border:0;padding:0;background:none;border-radius:50%}.stage{position:relative;aspect-ratio:9 / 12;max-height:46vh;width:100%;background:#000;border-radius:var(--radius);overflow:hidden;display:flex}.stage.small-stage{aspect-ratio:9 / 10}.stage-clip{flex:1;position:relative;min-width:0}.stage-clip.hidden{position:absolute;top:0;right:0;bottom:0;left:0;visibility:hidden}.synced-video{width:100%;height:100%;object-fit:contain;display:block}.stage-label{position:absolute;left:8px;bottom:8px;max-width:calc(100% - 16px);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;background:#0009;padding:3px 8px;border-radius:8px;font-size:12px}.stage-empty{position:absolute;top:0;right:0;bottom:0;left:0;display:grid;place-items:center;padding:24px;text-align:center;color:var(--muted);font-size:14px}.upcoming{min-height:76px;display:flex;flex-direction:column;justify-content:center;gap:4px;font-variant-numeric:tabular-nums}.upcoming-main{display:flex;align-items:baseline;justify-content:space-between;gap:12px;font-weight:800}.upcoming-name{font-size:28px;line-height:1.1;letter-spacing:.01em}.upcoming-time{font-size:22px}.upcoming-bar{height:6px;border-radius:3px;background:var(--surface);overflow:hidden}.upcoming-bar div{height:100%;width:100%;border-radius:3px;transform-origin:left center;will-change:transform}.upcoming-next{display:flex;justify-content:space-between;gap:8px;font-size:14px;font-weight:600;color:var(--muted);min-height:18px}.lane{position:relative;height:88px;touch-action:none;cursor:grab;user-select:none;-webkit-user-select:none;background:var(--surface);border-radius:10px;overflow:hidden}.lane-clip{position:absolute;bottom:5px;height:16px;background:#ffffff2e;border-radius:4px;font-size:11px;line-height:16px;padding:0 4px;overflow:hidden;white-space:nowrap}.lane-marker{position:absolute;top:0;bottom:24px;width:4px;margin-left:-1.5px;background:var(--c)}.lane-marker span{position:absolute;top:6px;left:6px;font-size:15px;font-weight:700;color:var(--c);white-space:nowrap}.lane-marker.passed{opacity:.35}.lane-head{position:absolute;top:0;bottom:0;width:2px;background:#fff}.timeline{position:relative;height:36px;background:var(--surface);border-radius:10px;overflow:hidden;touch-action:none}.timeline-progress{position:absolute;inset:0 auto 0 0;background:#ff5c8a26}.timeline-clip{position:absolute;bottom:0;height:6px;background:#fff6}.timeline-marker{position:absolute;top:6px;bottom:10px;width:2px}.timeline-head{position:absolute;top:0;bottom:0;width:2px;margin-left:-1px;background:#fff}.times{display:flex;justify-content:space-between;margin-top:-6px;font-variant-numeric:tabular-nums}.controls{display:flex;align-items:center;gap:6px}.play{width:56px;height:56px;border-radius:50%;background:var(--accent);color:#fff;font-size:20px}.rates{margin-left:auto;display:flex;flex-wrap:wrap;justify-content:flex-end;gap:4px}.mark-buttons{display:grid;grid-template-columns:repeat(auto-fill,minmax(96px,1fr));gap:8px}.mark-button{background:color-mix(in srgb,var(--c) 22%,transparent);border:2px solid var(--c);color:var(--text);font-weight:700;padding:14px 6px;border-radius:var(--radius);user-select:none;-webkit-user-select:none}.mark-button.new{--c: var(--muted);background:none;border-style:dashed;color:var(--muted)}.mark-button:active{background:var(--c);transform:scale(.97)}.tabs{display:flex;background:var(--surface);border-radius:10px;padding:3px}.tab{flex:1;padding:8px;border-radius:8px;font-size:14px}.tab.active{background:var(--surface-2);font-weight:600}.nudge{display:flex;align-items:center;justify-content:center;gap:6px}.nudge-value{min-width:64px;text-align:center;font-variant-numeric:tabular-nums;font-weight:600}.slider{width:100%;accent-color:var(--accent)}.toast{position:fixed;left:50%;bottom:calc(env(safe-area-inset-bottom) + 16px);transform:translate(-50%);background:var(--surface-2);border-radius:999px;padding:10px 16px;display:flex;gap:12px;align-items:center;box-shadow:0 8px 24px #0006;white-space:nowrap}.align-box{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;padding:10px 12px;border-radius:10px;background:var(--surface-2)}.align-box.done{background:#4fd18b26;color:#7ee2aa}.align-box.fail{color:#ffb547}.align-box.idle:not(:has(span)){background:none;padding:0}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;display:grid;place-items:end center;padding:16px 16px calc(env(safe-area-inset-bottom) + 16px);z-index:10}.modal{width:100%;max-width:480px;background:var(--surface);border-radius:18px;padding:18px;display:flex;flex-direction:column;gap:10px}.modal-list{margin:0;padding-left:18px;font-size:14px;display:flex;flex-direction:column;gap:4px}.modal-actions{display:flex;flex-direction:column;gap:8px;margin-top:6px}.modal-option{background:var(--surface-2);display:flex;flex-direction:column;align-items:center;gap:2px;padding:12px;border-radius:var(--radius);font-weight:600}.batch-icon{width:26px;height:26px;border-radius:50%;display:grid;place-items:center;flex:none;font-weight:700;background:var(--surface-2);color:var(--muted)}.batch-saved .batch-icon{background:#4fd18b2e;color:#7ee2aa}.batch-notfound .batch-icon{background:#ffb5472e;color:#ffb547}.loop-region{position:absolute;top:0;bottom:0;background:#4fb3ff2e;border-left:2px solid rgb(79 179 255 / .8);border-right:2px solid rgb(79 179 255 / .8);pointer-events:none}.loop-panel{background:var(--surface);border-radius:var(--radius);padding:10px 12px;display:flex;flex-direction:column;gap:8px}.loop-row{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.loop-title{font-weight:600;font-variant-numeric:tabular-nums}.align-others{display:flex;flex-wrap:wrap;align-items:center;gap:6px;width:100%}.marker-row{flex-wrap:wrap}.count-chip{min-width:30px;height:30px;border-radius:8px;background:#ffb54729;color:#ffb547;font-weight:800;font-variant-numeric:tabular-nums}.count-chip.empty{background:none;border:1px dashed var(--muted);color:var(--muted);font-size:11px;font-weight:600;min-width:38px}.count-chip.open{background:#ffb547;color:#14101a}.count-picker{flex-basis:100%;display:flex;flex-direction:column;gap:8px;padding:8px 2px 2px}.count-picker-nums{display:grid;grid-template-columns:repeat(8,1fr);gap:4px}.count-picker-nums .chip{justify-content:center;padding:8px 0;font-weight:700}.player-body{display:flex;flex-direction:column;gap:12px}.player-video,.player-side{display:flex;flex-direction:column;gap:12px;min-width:0}.stage-wrap{position:relative}.full-button{position:absolute;top:8px;right:8px;width:40px;height:40px;border-radius:12px;background:#00000080;color:#fff;font-size:20px;z-index:2}.stage-wrap.full{position:fixed;top:0;right:0;bottom:0;left:0;z-index:50;background:#000;display:flex;flex-direction:column;padding:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left)}.stage-wrap.full .stage{flex:1;aspect-ratio:auto;max-height:none;border-radius:0}.stage-wrap.full .upcoming{position:absolute;top:calc(env(safe-area-inset-top) + 10px);left:16px;right:16px;text-shadow:0 2px 8px rgb(0 0 0 / .8);pointer-events:none}.full-controls{position:absolute;bottom:calc(env(safe-area-inset-bottom) + 16px);left:0;right:0;display:flex;justify-content:center;align-items:center;gap:16px}.full-controls .ghost{background:#0000008c}@media (orientation: landscape) and (max-height: 600px){.page.player{max-width:none;padding-left:calc(env(safe-area-inset-left) + 12px);padding-right:calc(env(safe-area-inset-right) + 12px)}.player-body{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:16px;align-items:start}.player-video{position:sticky;top:calc(env(safe-area-inset-top) + 8px)}.player-video .stage{aspect-ratio:auto;height:calc(100vh - 150px);max-height:none}.player-video .upcoming{min-height:64px}.player-video .upcoming-name{font-size:22px}}.ghost.from-video{border:1px dashed var(--muted);padding:12px;border-radius:var(--radius);margin-top:-4px}.list-item{position:relative;flex-wrap:wrap}.ghost.more{font-size:20px;line-height:1;padding:6px 12px}.song-menu{flex-basis:100%;display:flex;flex-wrap:wrap;gap:8px;justify-content:flex-end}.danger-solid{background:var(--danger);color:#fff;font-weight:700;padding:14px;border-radius:var(--radius);margin-top:8px}.library-tools{border-top:1px solid var(--surface-2);padding-top:8px}.library-tools .row{justify-content:center}.guide{gap:12px}.guide-dots{display:flex;gap:6px;justify-content:center}.guide-dots span{width:8px;height:8px;border-radius:50%;background:var(--surface-2)}.guide-dots span.on{background:var(--accent)}.guide-text{margin:0;line-height:1.5;color:var(--text)}.topbar.library-top{display:flex;justify-content:space-between}.topbar.library-top h1{text-align:left}.app-name span{display:block;font-size:12px;font-weight:600;color:var(--accent);letter-spacing:.04em}.lane-marker{cursor:grab;touch-action:none}.lane-marker:before{content:"";position:absolute;top:0;bottom:0;left:-14px;width:32px}.lane-marker.selected{width:6px;margin-left:-3px;box-shadow:0 0 0 3px #ffffff80}.lane-marker.selected span{text-decoration:underline}.marker-toolbar{background:var(--surface);border-left:4px solid var(--c);border-radius:var(--radius);padding:10px 12px;display:flex;flex-direction:column;gap:8px}.mt-row{display:flex;align-items:center;gap:6px;flex-wrap:wrap}.mt-title{font-weight:700;flex:1}.mt-count{flex-wrap:nowrap;gap:4px}.mt-count .chip{flex:1;min-width:0;padding:7px 0;justify-content:center}.mt-snap{display:flex;align-items:center;gap:6px}.mt-hint{margin:0}.dancer-chips{display:flex;gap:6px;overflow-x:auto;padding:8px 0 2px;scrollbar-width:none}.dancer-chips .chip{white-space:nowrap;flex:none}.clip-off{opacity:.5}.clip-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.dancer-select{margin:4px 0 2px;max-width:100%;font:inherit;font-size:16px;color:inherit;background:#ffffff14;border:1px solid rgb(255 255 255 / .15);border-radius:8px;padding:4px 6px}.list-item .eye{min-width:34px;padding-left:0;padding-right:0}.video-debug{position:absolute;inset:0 0 auto 0;z-index:5;margin:0;padding:4px 6px;font-size:9px;line-height:1.25;color:#ffeb3b;background:#0000008c;pointer-events:none;white-space:pre-wrap}.stage-hide{position:absolute;top:6px;left:6px;z-index:3;width:30px;height:30px;padding:0;border-radius:50%;border:none;font-size:14px;color:#fff;background:#0000008c}.stage-dancer{z-index:3;overflow:hidden}.stage-dancer select{position:absolute;top:0;right:0;bottom:0;left:0;opacity:0;font-size:16px}.dancer-chips .chip.open{outline:2px solid rgb(255 255 255 / .5)}.group-videos{padding-top:4px}.group-videos .chip.now{outline:2px solid #fff}