:root{color-scheme:light;--bg-deepest:#e8e8e8;--bg-base:#f8f8f8;--bg-surface:#fff;--bg-raised:#f4f4f4;--bg-hover:#ececec;--bg-sunken:#fbfbfb;--line:#e4e4e4;--line-strong:#d0d0d0;--line-soft:#14141412;--text:#17171a;--text-dim:#55555c;--text-faint:#77777f;--field-bg:#fff;--field-bg-focus:#fff;--shadow-panel:0 1px 2px #1414180f;--shadow-canvas:0 22px 60px #14141838, 0 0 0 1px #14141814, 0 0 0 6px #14141808;--shadow-dialog:0 34px 90px #14141847;--shadow-toast:0 14px 34px #1414182e;--scrim:#1c1c206b;--stage-glow:#14141809;--stage-grid:#1414180d;--checker-a:#dcdce0;--checker-b:#f2f2f4;--scroll-thumb:#14141833;--scroll-thumb-hover:#14141852;--danger:#d64545;--success:#17875a;--warn:#a96400;--mono:ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;--sans:"Inter", "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;--topbar-h:58px;--status-h:30px;--left-w:286px;--right-w:326px;--timeline-h:306px;--timeline-strip-h:54px;--ease:cubic-bezier(.2, .7, .2, 1)}html.theme-dark{color-scheme:dark;--bg-deepest:#0a0a0d;--bg-base:#101013;--bg-surface:#15151a;--bg-raised:#1c1c22;--bg-hover:#24242b;--bg-sunken:#0b0b0e;--line:#25252c;--line-strong:#33333c;--line-soft:#ffffff0e;--text:#ececf1;--text-dim:#a6a6b2;--text-faint:#85858f;--field-bg:#0d0d11;--field-bg-focus:#101015;--shadow-panel:0 1px 2px #00000073;--shadow-canvas:0 28px 74px #000000a8, 0 0 0 1px #ffffff14, 0 0 0 6px #0000002e;--shadow-dialog:0 40px 110px #000000bd;--shadow-toast:0 16px 38px #00000094;--scrim:#030305c7;--stage-glow:#ffffff06;--stage-grid:#ffffff06;--checker-a:#34343d;--checker-b:#2a2a32;--scroll-thumb:#34343d;--scroll-thumb-hover:#45454f;--danger:#ff5d5d;--success:#5ad19a;--warn:#f0b054}:root{--accent:#1a1a1a;--accent-bright:#000;--accent-contrast:#fff}html.theme-dark{--accent:#f0f0f2;--accent-bright:#fff;--accent-contrast:#14141a}:root{--accent-soft:color-mix(in srgb, var(--accent) 12%, transparent);--accent-line:color-mix(in srgb, var(--accent) 42%, transparent);--accent-halo:color-mix(in srgb, var(--accent) 22%, transparent)}html.theme-dark{--accent-soft:color-mix(in srgb, var(--accent) 15%, transparent);--accent-line:color-mix(in srgb, var(--accent) 46%, transparent);--accent-halo:color-mix(in srgb, var(--accent) 26%, transparent)}.splash{z-index:90;background:var(--bg-deepest);opacity:1;transition:opacity .38s var(--ease), visibility .38s;place-items:center;display:grid;position:fixed;inset:0}.splash.is-done{opacity:0;visibility:hidden;pointer-events:none}.splash-logo{width:172px;height:auto;color:var(--text);animation:splash-rise .52s var(--ease) both}@keyframes splash-rise{0%{opacity:0;transform:translateY(4px)}}@media (prefers-reduced-motion:reduce){.splash-logo{animation:none}}*,:before,:after{box-sizing:border-box}html,body{height:100%;margin:0}body{background:var(--bg-base);color:var(--text);font-family:var(--sans);-webkit-font-smoothing:antialiased;text-rendering:optimizelegibility;-webkit-user-select:none;user-select:none;transition:background-color .16s var(--ease), color .16s var(--ease);font-size:13.5px;overflow:hidden}button,input,select,textarea{font:inherit;color:inherit}button{cursor:pointer}svg{display:block}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--scroll-thumb);background-clip:content-box;border:3px solid #0000;border-radius:999px}::-webkit-scrollbar-thumb:hover{background:var(--scroll-thumb-hover);background-clip:content-box}.sr-only{clip:rect(0 0 0 0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}[hidden]{display:none!important}.app-shell{grid-template-rows:var(--topbar-h) minmax(0, 1fr) min(var(--timeline-h), max(170px, 46vh)) var(--status-h);grid-template-columns:minmax(0,1fr);width:100vw;height:100vh;display:grid;overflow:hidden}.app-shell[data-timeline=off]{grid-template-rows:var(--topbar-h) minmax(0, 1fr) var(--timeline-strip-h) var(--status-h)}.app-shell[data-timeline=off] .timeline-body{flex:0 0 0;height:0;min-height:0;overflow:hidden}.app-shell[data-timeline=off] .timeline-resizer,.app-shell[data-timeline=off] .timeline-toolbar>.toolbar-group:not(.right),.app-shell[data-timeline=off] .timeline-toolbar .toolbar-sep,.app-shell[data-timeline=off] #btn-zoom-out,.app-shell[data-timeline=off] 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var(--line);z-index:20;align-items:center;gap:10px;min-width:0;padding:0 14px;display:flex}.brand{min-width:0;color:inherit;flex:none;align-items:center;gap:9px;padding-left:2px;display:flex}.brand-logo{width:auto;height:27px;color:var(--text);user-select:none;flex:none;display:block}.topbar-actions,.topbar-tools{flex:none;align-items:center;gap:3px;min-width:0;margin-left:auto;display:flex}.topbar-sep{background:var(--line);flex:none;width:1px;height:20px;margin:0 5px}.tb-btn,.tb-icon{height:30px;color:var(--text-dim);transition:background-color .12s var(--ease), color .12s var(--ease), border-color .12s var(--ease);background:0 0;border:1px solid #0000;border-radius:6px;justify-content:center;align-items:center;display:inline-flex}.tb-btn{letter-spacing:.01em;gap:6px;padding:0 9px;font-size:12px;font-weight:500}.tb-icon{width:30px;min-width:30px;padding:0}.tb-btn svg,.tb-icon 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svg{width:14px;height:14px}.btn:hover:not(:disabled){background:var(--bg-raised);border-color:var(--line-strong)}.btn:active:not(:disabled){background:var(--bg-hover)}.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-contrast);font-weight:650}.btn.primary:hover:not(:disabled){background:var(--accent-bright);border-color:var(--accent-bright)}.btn.ghost{color:var(--text-dim);background:0 0}.btn.ghost:hover:not(:disabled){background:var(--bg-raised);color:var(--text)}.btn.sm{border-radius:5px;gap:5px;height:26px;padding:0 8px;font-size:11.5px}.btn.sm svg{width:13px;height:13px}.btn.lg{border-radius:7px;height:38px;padding:0 18px;font-size:12.5px}.btn.danger{color:var(--danger)}.btn.danger:hover:not(:disabled){background:color-mix(in srgb, var(--danger) 12%, transparent);border-color:color-mix(in srgb, var(--danger) 40%, transparent)}.btn:disabled{opacity:.45;cursor:not-allowed}.icon-btn{border:1px solid var(--line);background:var(--bg-base);width:28px;height:28px;color:var(--text-dim);transition:background-color .12s var(--ease), color .12s var(--ease), border-color .12s var(--ease);border-radius:6px;place-items:center;padding:0;display:inline-grid}.icon-btn svg{width:14px;height:14px}.icon-btn.is-active{background:var(--accent-soft);border-color:var(--accent-line);color:var(--accent)}.icon-btn:hover:not(:disabled){background:var(--bg-raised);border-color:var(--line-strong);color:var(--text)}.icon-btn.accent{background:var(--accent-soft);border-color:var(--accent-line);color:var(--accent)}.workspace{grid-template-columns:var(--left-w) minmax(0, 1fr) var(--right-w);min-width:0;min-height:0;display:grid;overflow:hidden}.workspace[data-left=off]{grid-template-columns:0 minmax(0, 1fr) var(--right-w)}.workspace[data-right=off]{grid-template-columns:var(--left-w) minmax(0, 1fr) 0}.workspace[data-left=off][data-right=off]{grid-template-columns:0 minmax(0,1fr) 0}.workspace[data-left=off] 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transparent)}.stage{background:var(--bg-deepest);flex-direction:column;min-width:0;min-height:0;display:flex;position:relative}.viewport{background-color:var(--bg-deepest);background-image:radial-gradient(ellipse at 50% 0%, var(--stage-glow), transparent 56%), linear-gradient(var(--stage-grid) 1px, transparent 1px), linear-gradient(90deg, var(--stage-grid) 1px, transparent 1px);overscroll-behavior:contain;background-position:top,0 0,0 0;background-size:100% 100%,34px 34px,34px 34px;flex:1;min-height:0;position:relative;overflow:auto}.canvas-pad{justify-content:center;align-items:center;width:max-content;min-width:100%;min-height:100%;padding:46px;display:flex}.canvas-stack{background-color:var(--checker-a);background-image:linear-gradient(45deg, var(--checker-b) 25%, transparent 25%, transparent 75%, var(--checker-b) 75%), linear-gradient(45deg, var(--checker-b) 25%, transparent 25%, transparent 75%, var(--checker-b) 75%);box-shadow:var(--shadow-canvas);background-position:0 0,8px 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input{width:13px;height:13px;accent-color:var(--accent);margin:0}.fx-item{border:1px solid var(--line);background:var(--bg-base);transition:border-color .12s var(--ease), background-color .12s var(--ease);border-radius:7px;overflow:hidden}.fx-item.is-on{border-color:var(--accent-line);background:var(--accent-soft)}.fx-head{width:100%;color:var(--text-dim);text-align:left;background:0 0;border:0;align-items:center;gap:8px;padding:7px 9px;display:flex}.fx-head:hover,.fx-item.is-on .fx-head{color:var(--text)}.fx-name{white-space:nowrap;text-overflow:ellipsis;flex:1;min-width:0;font-size:11.5px;font-weight:550;overflow:hidden}.fx-preview{font-family:var(--mono);letter-spacing:.06em;color:var(--text-faint);text-transform:uppercase;font-size:9px}.fx-body{flex-direction:column;gap:5px;padding:0 9px 9px;display:flex}.fx-toggle{flex:none;width:30px;height:17px;position:relative}.fx-toggle input{opacity:0;cursor:pointer;margin:0;position:absolute;inset:0}.fx-toggle 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.ico-restore{display:block}.timeline-focus.is-active{color:color-mix(in srgb, var(--accent) 58%, var(--text-dim));background:var(--bg-raised);border-color:var(--line)}.timeline-collapsed-label{font-family:var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--text-faint);white-space:nowrap;align-items:center;gap:7px;min-width:0;font-size:10.5px;display:none;overflow:hidden}.timeline-collapsed-label svg{flex:none;width:13px;height:13px}.app-shell[data-timeline=off] .timeline-collapsed-label{display:inline-flex}.toolbar-group{align-items:center;gap:5px;min-width:0;display:flex}.toolbar-group.right{gap:6px}.toolbar-sep{background:var(--line);width:1px;height:16px;margin:0 3px}.timeline-body{flex:1;min-width:0;min-height:0;display:flex;overflow:hidden auto}.track-headers{background:var(--bg-base);border-right:1px solid var(--line);z-index:4;flex:none;width:158px;position:sticky;left:0}.header-spacer{background:var(--bg-base);border-bottom:1px solid var(--line);height:30px}.track-header{border-bottom:1px solid var(--line-soft);flex-direction:column;justify-content:space-between;gap:6px;height:64px;padding:8px 10px;display:flex}.track-title{white-space:nowrap;text-overflow:ellipsis;align-items:center;gap:7px;font-size:11px;font-weight:600;display:flex;overflow:hidden}.track-kind{border:1px solid var(--line);width:18px;height:18px;color:var(--text-faint);border-radius:5px;flex:none;place-items:center;display:grid}.track-kind svg{width:10px;height:10px}.track-tools{align-items:center;gap:7px;display:flex}.track-mute{width:20px;height:18px;color:var(--text-faint);background:0 0;border:1px solid #0000;border-radius:4px;place-items:center;padding:0;display:grid}.track-mute svg{width:12px;height:12px}.track-mute:hover{color:var(--text);border-color:var(--line)}.track-mute.is-on{color:var(--danger);border-color:color-mix(in srgb, var(--danger) 40%, transparent);background:color-mix(in srgb, var(--danger) 10%, transparent)}.track-volume{-webkit-appearance:none;appearance:none;background:var(--line-strong);cursor:pointer;border-radius:999px;flex:1;min-width:0;height:3px;margin:0}.track-volume::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;background:var(--text-dim);border-radius:50%;width:9px;height:9px}.track-volume:hover::-webkit-slider-thumb{background:var(--text)}.timeline-scroll{background:linear-gradient(90deg, var(--line-soft) 1px, transparent 1px) 0 0 / 80px 100%;flex:1;min-width:0;overflow:auto hidden}.timeline-content{min-height:100%;position:relative}.ruler{background:var(--bg-base);border-bottom:1px solid var(--line);cursor:pointer;height:30px;position:relative}.tick{border-left:1px solid var(--line);position:absolute;top:0;bottom:0}.tick span{font-family:var(--mono);color:var(--text-faint);font-variant-numeric:tabular-nums;pointer-events:none;white-space:nowrap;font-size:9px;position:absolute;top:7px;left:4px}.tracks{position:relative}.track-row{border-bottom:1px 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var(--bg-raised))}.clip.shape{--clip-accent:#ff7d9c;background:color-mix(in srgb, #ff7d9c 14%, var(--bg-raised))}.clip:hover{border-color:var(--clip-accent)}.clip.selected{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent), 0 6px 18px #00000047;z-index:3}.clip-trim{cursor:ew-resize;z-index:3;width:8px;position:absolute;top:0;bottom:0}.clip-trim.left{left:0}.clip-trim.right{right:0}.clip-trim:hover{background:color-mix(in srgb, var(--accent) 28%, transparent)}.clip-body{pointer-events:none;flex-direction:column;flex:1;justify-content:center;gap:2px;min-width:0;padding:6px 12px 5px;display:flex}.clip-name{white-space:nowrap;text-overflow:ellipsis;color:var(--text);font-size:11px;font-weight:600;overflow:hidden}.clip-meta{font-family:var(--mono);color:var(--text-faint);white-space:nowrap;text-overflow:ellipsis;font-size:9px;overflow:hidden}.clip-badges{gap:3px;display:flex;position:absolute;top:5px;right:5px}.clip-badge{border:1px solid var(--line-strong);background:var(--bg-surface);min-width:15px;height:15px;font-family:var(--mono);letter-spacing:.04em;color:var(--text-dim);border-radius:4px;place-items:center;padding:0 3px;font-size:8px;display:grid}.clip-badge svg{width:9px;height:9px}.clip-badge.speed{color:var(--accent);border-color:color-mix(in srgb, var(--accent) 45%, var(--line-strong))}.clip-badge.mask,.clip-badge.kf{color:var(--accent-2,var(--accent))}.clip-wave{opacity:.55;pointer-events:none;width:calc(100% - 2px);height:calc(100% - 8px);position:absolute;top:4px;left:1px}.chip-row{flex-wrap:wrap;gap:4px;margin:2px 0 6px;display:flex}.chip{border:1px solid var(--line-strong);background:var(--bg-surface);color:var(--text-dim);font-family:var(--mono);cursor:pointer;border-radius:999px;padding:3px 8px;font-size:10px}.chip:hover{border-color:var(--accent);color:var(--text)}.chip.is-on{border-color:var(--accent);background:color-mix(in srgb, var(--accent) 16%, 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transparent)}.status-zoom{color:var(--text-dim);text-align:right;min-width:58px}.modal-backdrop{z-index:100;background:var(--scrim);backdrop-filter:blur(6px)saturate(.95);opacity:0;visibility:hidden;pointer-events:none;transition:opacity .16s var(--ease), visibility .16s var(--ease);justify-content:center;align-items:center;padding:18px;display:flex;position:fixed;inset:0}.modal-backdrop.is-open{opacity:1;visibility:visible;pointer-events:auto}.dialog{background:var(--bg-surface);border:1px solid var(--line-strong);width:min(660px,100vw - 32px);max-height:calc(100vh - 36px);color:var(--text);box-shadow:var(--shadow-dialog);transition:transform .18s var(--ease);border-radius:12px;flex-direction:column;display:flex;overflow:hidden;transform:translateY(6px)scale(.995)}.modal-backdrop.is-open .dialog{transform:none}.dialog-narrow{width:min(520px,100vw - 32px)}.dialog-head{border-bottom:1px solid var(--line-soft);justify-content:space-between;align-items:flex-start;gap:12px;padding:15px 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var(--timeline-h) + 16px);z-index:300;pointer-events:none;flex-direction:column;align-items:center;gap:8px;display:flex;position:fixed;transform:translate(-50%)}.app-shell[data-timeline=off]~.toast-host{bottom:calc(var(--status-h) + 16px)}.update-banner{left:50%;bottom:calc(var(--status-h) + var(--timeline-h) + 16px);z-index:320;border:1px solid var(--accent-line);background:var(--bg-surface);color:var(--text);box-shadow:var(--shadow-toast);animation:toast-in .18s var(--ease);border-radius:9px;align-items:center;gap:10px;max-width:min(560px,94vw);padding:8px 10px 8px 12px;font-size:11.5px;display:flex;position:fixed;transform:translate(-50%)}.update-banner[hidden]{display:none}.app-shell[data-timeline=off]~.update-banner{bottom:calc(var(--status-h) + 16px)}.update-banner .update-icon{width:15px;height:15px;color:var(--accent);flex:none}.update-banner .update-text{min-width:0}.update-banner .update-dismiss{width:20px;height:20px;color:var(--text-faint);cursor:pointer;background:0 0;border:0;border-radius:4px;flex:none;padding:0;font-size:11px;line-height:1}.update-banner .update-dismiss:hover{background:var(--bg-base);color:var(--text)}.prefs-version{font-family:var(--mono);letter-spacing:.02em;color:var(--text-faint);font-size:10px}.toast{border:1px solid var(--line-strong);background:var(--bg-surface);color:var(--text);box-shadow:var(--shadow-toast);max-width:min(560px,90vw);animation:toast-in .18s var(--ease);border-radius:8px;padding:9px 15px;font-size:11.5px}.toast.ok{border-color:color-mix(in srgb, var(--success) 38%, transparent);color:var(--success)}.toast.error{border-color:color-mix(in srgb, var(--danger) 40%, transparent);color:var(--danger)}@keyframes toast-in{0%{opacity:0;transform:translateY(5px)}to{opacity:1;transform:none}}@media (width<=1240px){:root{--left-w:250px;--right-w:292px}@media (width<=1020px){:root{--left-w:230px;--right-w:268px}.topbar-actions .tb-btn span{display:none}.topbar-actions .tb-btn{padding:0 7px}}@media (width<=820px){:root{--left-w:208px;--right-w:244px}.field-grid{grid-template-columns:1fr}}.reduce-motion *{transition:none!important;animation:none!important}}