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var(--accent);pointer-events:none}.browser-scene{min-height:0;min-width:0;height:100%;position:relative;border-radius:var(--radius);background:var(--viewport-bg);color:var(--ink);display:grid;grid-template-rows:auto auto 1fr;overflow:hidden;border:1px solid var(--border-strong);box-shadow:var(--shadow-md);touch-action:none;overscroll-behavior:none;-webkit-user-select:none;user-select:none}.track-virtuoso{touch-action:pan-y;overscroll-behavior:contain}.browser-scene:focus{outline:none}.ruler-row{display:grid;grid-template-columns:var(--label-width) 1fr;position:relative;min-height:22px;background:var(--viewport-header-bg);border-bottom:1px solid var(--border)}.ruler-label{padding:0 12px;display:grid;align-content:center;gap:2px;min-height:22px;overflow:hidden;background:var(--viewport-header-bg);border-right:1px solid var(--border)}.ruler-label span{color:var(--ink);font-size:12px;font-weight:650;letter-spacing:-.01em}.ruler-label small{color:var(--ink-soft);font-size:10px;text-transform:uppercase;letter-spacing:.08em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.ruler-canvas{display:block}.sequence-strips{display:flex;flex-direction:column;min-height:0;flex:none}.sequence-strip{--sequence-g-hue: #e08a2e;--sequence-c-hue: #d95d70;--sequence-a-hue: #4a7fd4;--sequence-t-hue: #2fa39a;--sequence-n-hue: #858b93;--sequence-a-color: color-mix(in srgb, var(--sequence-a-hue) 66%, var(--viewport-bg));--sequence-c-color: color-mix(in srgb, var(--sequence-c-hue) 66%, var(--viewport-bg));--sequence-g-color: color-mix(in srgb, var(--sequence-g-hue) 66%, var(--viewport-bg));--sequence-t-color: color-mix(in srgb, var(--sequence-t-hue) 66%, var(--viewport-bg));--sequence-n-color: color-mix(in srgb, var(--sequence-n-hue) 38%, var(--viewport-bg));--sequence-a-ink: color-mix(in srgb, var(--sequence-a-hue) 78%, var(--ink));--sequence-c-ink: color-mix(in srgb, var(--sequence-c-hue) 78%, var(--ink));--sequence-g-ink: color-mix(in srgb, var(--sequence-g-hue) 78%, var(--ink));--sequence-t-ink: color-mix(in srgb, var(--sequence-t-hue) 78%, var(--ink));--sequence-n-ink: color-mix(in srgb, var(--sequence-n-hue) 70%, var(--ink));display:grid;grid-template-columns:var(--label-width) 1fr;align-items:stretch;min-height:46px;height:auto;max-height:none;flex:none;border-bottom:1px solid var(--border);background:var(--viewport-bg);-webkit-user-select:text;user-select:text;position:relative}.sequence-strip--editable{-webkit-user-select:none;user-select:none}.sequence-strip--modified{border-top:1px solid var(--border)}.sequence-strip--modified .sequence-strip-legend{display:inline-flex;gap:8px;font-family:var(--font-mono);font-size:10px;font-weight:700;line-height:1;cursor:help}.sequence-strip-legend .legend-g{color:var(--sequence-g-ink)}.sequence-strip-legend .legend-c{color:var(--sequence-c-ink)}.sequence-strip-legend .legend-a{color:var(--sequence-a-ink)}.sequence-strip-legend .legend-t{color:var(--sequence-t-ink)}.sequence-strip-title{color:var(--model)}.sequence-strip--modified .sequence-strip-label{background:var(--model-soft)}.sequence-strip--embedded{height:100%;min-height:0;box-sizing:border-box}.sequence-variant-track{background:var(--viewport-bg)}.sequence-variant-track .sequence-strip{min-height:0}.sequence-variant-track .sequence-strip-label{padding-top:0;padding-bottom:0;flex-wrap:nowrap;overflow:hidden}.sequence-variant-track .sequence-strip-title{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.sequence-variant-track .sequence-strip-kind,.sequence-variant-track .sequence-strip-window{display:none}.sequence-variant-track .sequence-strip-content{padding-top:0;padding-bottom:0}.sequence-strip-label{display:flex;flex-wrap:wrap;align-items:center;align-content:center;gap:2px 6px;padding:3px 12px;background:var(--viewport-header-bg);border-right:1px solid var(--border)}.sequence-strip-kind{font-size:10px;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-soft)}.sequence-strip-content{position:relative;display:grid;align-content:center;gap:1px;padding:3px 0;min-width:0;overflow:hidden;font-family:var(--font-mono)}.sequence-hover-guide{position:absolute;top:0;bottom:0;pointer-events:none;background:color-mix(in srgb,var(--accent) 22%,transparent);box-shadow:inset 1px 0 color-mix(in srgb,var(--accent) 55%,transparent),inset -1px 0 color-mix(in srgb,var(--accent) 55%,transparent);z-index:0}.sequence-strip-content>.sequence-strip-seq,.sequence-strip-content>.sequence-strip-window{position:relative;z-index:1}.sequence-strip-title{font-size:12px;font-weight:540;color:var(--ink);line-height:1.2}.sequence-strip-window{font-size:10px;color:var(--ink-soft);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sequence-strip-seq{margin:0;display:grid;grid-template-columns:repeat(var(--sequence-columns),minmax(0,1fr));align-items:center;font-size:11px;line-height:1.2;color:var(--ink);white-space:normal;letter-spacing:0;-webkit-user-select:none;user-select:none;cursor:text;min-width:0;overflow:hidden}.sequence-strip-seq--letters{font-size:10px}.sequence-strip-strand{margin-left:5px;font-weight:700;color:var(--model)}.sequence-strip-flip{padding:0 7px;font-family:var(--font-mono);font-size:11px;line-height:1.4;color:var(--model);background:var(--model-soft);border:1px solid transparent;border-radius:999px;cursor:pointer}.sequence-strip-flip:hover{border-color:var(--model-ring)}.sequence-insert-cell{position:relative;background:var(--edit-insert);color:var(--edit-insert-ink);border-radius:2px;font-weight:700}.sequence-insert-cell:after{content:"";position:absolute;left:0;right:0;bottom:0;height:1.5px;background:var(--model)}.sequence-gap-cell{color:var(--ink-faint);opacity:.55}.sequence-strip-seq[data-inline-editing=true]{outline:none;cursor:text}.sequence-strip-seq[data-inline-editing=true]:focus-visible{box-shadow:inset 0 0 0 1px var(--model-ring);border-radius:2px}.sequence-base.is-caret-before:before,.sequence-base.is-caret-after:after{content:"";position:absolute;top:0;bottom:0;width:1.5px;background:var(--model);animation:sequence-caret-blink 1.05s steps(1,end) infinite}.sequence-base.is-caret-before:before{left:-.75px}.sequence-base.is-caret-after:after{right:-.75px}@keyframes sequence-caret-blink{0%,49%{opacity:1}50%,to{opacity:0}}@media(prefers-reduced-motion:reduce){.sequence-base.is-caret-before:before,.sequence-base.is-caret-after:after{animation:none}}.sequence-base{display:grid;place-items:center;min-width:0;min-height:13px;overflow:hidden;border-radius:2px;position:relative}.sequence-strip-seq--stacked{grid-template-rows:auto auto;align-items:stretch;row-gap:1px}.sequence-base.is-selected{background:color-mix(in srgb,var(--accent) 14%,transparent);box-shadow:inset 0 2px 0 var(--accent),inset 0 -2px 0 var(--accent);border-radius:0;z-index:1}.sequence-base.is-selection-start{box-shadow:inset 0 2px 0 var(--accent),inset 0 -2px 0 var(--accent),inset 2px 0 0 var(--accent)}.sequence-base.is-selection-end{box-shadow:inset 0 2px 0 var(--accent),inset 0 -2px 0 var(--accent),inset -2px 0 0 var(--accent)}.sequence-base.is-selection-start.is-selection-end{box-shadow:inset 0 0 0 2px var(--accent)}:root{--edit-insert: rgba(124, 58, 237, .18);--edit-delete: rgba(220, 38, 38, .16);--edit-substitute: rgba(217, 119, 6, .18);--edit-insert-ink: #7c3aed;--edit-delete-ink: #dc2626;--edit-substitute-ink: #d97706}.sequence-base.is-deleted{background:var(--edit-delete);color:var(--edit-delete-ink);text-decoration:line-through;text-decoration-thickness:2px}.sequence-base.is-substituted{background:var(--edit-substitute);color:var(--edit-substitute-ink);font-weight:700}.sequence-base.has-insertion{box-shadow:inset 0 2px 0 var(--model)}.sequence-insert-slot{font-weight:700;color:var(--model)}.sequence-insert-slot.is-empty{background:transparent;color:transparent}.sequence-insert-slot.is-insertion-anchor{box-shadow:inset 0 -2px 0 var(--model)}.sequence-strip-add,.sequence-strip-reset{margin-top:4px;border:0;padding:0;background:none;color:var(--accent);font:inherit;font-size:10px;text-align:left;cursor:pointer}.sequence-strip-add:hover,.sequence-strip-reset:hover{color:var(--accent-hover)}.sequence-edit-menu,.sequence-edit-dialog{position:fixed;z-index:40;min-width:220px;max-width:min(360px,calc(100vw - 24px));padding:6px;border:1px solid var(--border-strong);border-radius:var(--radius-sm);background:var(--surface);box-shadow:var(--shadow-lg);color:var(--ink)}.sequence-edit-menu-label,.sequence-edit-dialog-label{display:block;padding:4px 8px 6px;font-size:10px;letter-spacing:.04em;text-transform:uppercase;color:var(--ink-soft)}.sequence-edit-menu button,.sequence-edit-dialog-actions button{display:block;width:100%;margin:0;border:0;border-radius:6px;padding:7px 8px;background:transparent;color:var(--ink);font:inherit;font-size:13px;text-align:left;cursor:pointer}.sequence-edit-menu button:hover,.sequence-edit-dialog-actions button:hover{background:var(--accent-soft)}.sequence-edit-dialog{display:grid;gap:8px}.sequence-edit-dialog-input{width:100%;min-height:72px;resize:vertical;border:1px solid var(--border);border-radius:6px;padding:8px;background:var(--surface-sunken);color:var(--ink);font-family:var(--font-mono);font-size:12px}.sequence-edit-dialog-actions{display:flex;justify-content:flex-end;gap:6px}.sequence-edit-dialog-actions button{width:auto;padding:6px 10px}.sequence-edit-dialog-actions button[type=submit]{background:var(--accent);color:var(--accent-ink)}.sequence-edit-dialog-actions button[type=submit]:disabled{opacity:.45;cursor:default}.sequence-composition-bin.is-selected{outline:2px solid var(--accent);outline-offset:-1px}.sequence-base-a{color:var(--sequence-a-ink)}.sequence-base-c{color:var(--sequence-c-ink)}.sequence-base-g{color:var(--sequence-g-ink)}.sequence-base-t{color:var(--sequence-t-ink)}.sequence-base-n{color:var(--sequence-n-ink)}.sequence-strip-seq--cells{height:12px;align-items:stretch;font-size:0;line-height:0;cursor:default}.sequence-strip-seq--cells.sequence-strip-seq--stacked{height:25px}.sequence-strip-seq--cells .sequence-base{min-height:12px;color:transparent;border-radius:0}.sequence-strip-seq--cells .sequence-base-a{background:var(--sequence-a-color)}.sequence-strip-seq--cells .sequence-base-c{background:var(--sequence-c-color)}.sequence-strip-seq--cells .sequence-base-g{background:var(--sequence-g-color)}.sequence-strip-seq--cells .sequence-base-t{background:var(--sequence-t-color)}.sequence-strip-seq--cells .sequence-base-n{background:var(--sequence-n-color)}.sequence-strip-seq--composition{display:flex;align-items:center;height:12px;border-radius:2px;background:var(--surface-sunken);cursor:crosshair;-webkit-user-select:none;user-select:none}.sequence-composition-bin{align-self:stretch;min-width:0;flex-basis:0;background:linear-gradient(to top,var(--sequence-g-color) 0 var(--sequence-g-end),var(--sequence-c-color) var(--sequence-g-end) var(--sequence-c-end),var(--sequence-a-color) var(--sequence-c-end) var(--sequence-a-end),var(--sequence-t-color) var(--sequence-a-end) var(--sequence-t-end),var(--sequence-n-color) var(--sequence-t-end) 100%)}.hf-scroll-indicator{display:inline-flex;align-items:center;max-width:360px;padding:2px 9px;border-radius:999px;border:1px solid var(--border);background:color-mix(in srgb,var(--surface) 78%,transparent);color:var(--ink-faint);font-size:10px;font-family:var(--font-mono);letter-spacing:.02em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;pointer-events:none;animation:hfIndicatorPulse .9s ease-in-out infinite alternate}.hf-scroll-indicator.computing{color:color-mix(in srgb,#0e6f62 70%,var(--ink-faint))}.hf-scroll-indicator.loading{border-color:#4d4d4d47;color:#555}.hf-compute-debug{position:absolute;right:12px;top:96px;z-index:6;width:min(300px,calc(100% - var(--label-width) - 32px));max-height:min(46vh,400px);overflow:auto;border:1px solid var(--border-strong);border-left:2px solid var(--model);border-radius:var(--radius-sm);background:color-mix(in srgb,var(--surface) 90%,transparent);-webkit-backdrop-filter:blur(14px) saturate(1.2);backdrop-filter:blur(14px) saturate(1.2);box-shadow:var(--shadow-lg);padding:9px 11px;color:var(--ink-soft);font-size:10px;line-height:1.4;font-family:var(--font-mono);pointer-events:none}.hf-compute-debug-title{display:flex;align-items:center;gap:6px;text-transform:uppercase;letter-spacing:.12em;font-weight:700;color:var(--model);margin-bottom:6px}.hf-compute-debug-title:before{content:"";width:6px;height:6px;border-radius:999px;background:var(--model);box-shadow:0 0 0 3px var(--model-soft);animation:hfLivePulse 1.8s ease-in-out infinite}@keyframes hfLivePulse{0%,to{opacity:1}50%{opacity:.35}}.hf-compute-debug-legend{display:inline-flex;align-items:center;flex-wrap:wrap;gap:4px 8px;margin-bottom:5px}.hf-compute-debug-legend-item{display:inline-flex;align-items:center;gap:4px;color:var(--ink-faint)}.hf-compute-debug-legend-item:before{content:"";width:8px;height:8px;border-radius:2px;background:color-mix(in srgb,var(--ink-faint) 28%,transparent)}.hf-compute-debug-legend-item.ready:before{background:var(--ok)}.hf-compute-debug-legend-item.shared-ready:before{background:color-mix(in srgb,var(--ok) 55%,transparent)}.hf-compute-debug-legend-item.loading:before{background:#f3c67f}.hf-compute-debug-legend-item.shared-loading:before{background:#f7dfb1}.hf-compute-debug-legend-item.missing:before{background:color-mix(in srgb,var(--ink-faint) 28%,transparent)}.hf-compute-debug-metrics{display:flex;align-items:center;justify-content:space-between;gap:8px;white-space:nowrap}.hf-compute-debug-viewport,.hf-compute-debug-computing{margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.hf-compute-debug-computing{color:var(--ink-faint)}.hf-compute-debug-budgets{list-style:none;margin:6px 0 0;padding:6px 0 0;border-top:1px solid var(--border);display:grid;gap:3px}.hf-compute-debug-budget{display:flex;align-items:baseline;justify-content:space-between;gap:8px;white-space:nowrap}.hf-compute-debug-budget-name{overflow:hidden;text-overflow:ellipsis}.hf-compute-debug-budget-window{color:var(--ok);font-variant-numeric:tabular-nums}.hf-compute-debug-budget[data-calibrated=false] .hf-compute-debug-budget-window{color:var(--ink-faint)}.hf-compute-debug-list{list-style:none;margin:6px 0 0;padding:0;display:grid;gap:5px}.hf-compute-debug-row{border-top:1px solid var(--border);padding-top:5px}.hf-compute-debug-row-head{display:flex;align-items:baseline;justify-content:space-between;gap:8px}.hf-compute-debug-name{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--ink);font-weight:600}.hf-compute-debug-fill{color:#5f5f5f}.hf-compute-debug-row-meta{margin-top:1px;color:var(--ink-faint);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.hf-compute-debug-buffer-bar{position:relative;margin-top:3px;height:10px;border-radius:3px;background:var(--surface-sunken);box-shadow:inset 0 0 0 1px var(--border);overflow:hidden}.hf-compute-debug-buffer-segment{position:absolute;top:0;bottom:0;border-right:1px solid var(--surface)}.hf-compute-debug-buffer-segment.ready{background:var(--ok)}.hf-compute-debug-buffer-segment.shared-ready{background:color-mix(in srgb,var(--ok) 55%,transparent)}.hf-compute-debug-buffer-segment.loading{background:#e6a94e}.hf-compute-debug-buffer-segment.shared-loading{background:#f3c680}.hf-compute-debug-buffer-segment.missing{background:color-mix(in srgb,var(--ink-faint) 28%,transparent)}.hf-compute-debug-buffer-current{position:absolute;top:0;bottom:0;border:1px solid rgba(22,22,22,.68);border-radius:2px;box-sizing:border-box;pointer-events:none}@keyframes hfIndicatorPulse{0%{opacity:.48;transform:translateY(-.5px)}to{opacity:.96;transform:translateY(.5px)}}.tracks-row{height:auto;box-sizing:border-box;padding-top:0;min-height:0}.track-virtuoso{height:100%}.track-row{display:grid;grid-template-columns:var(--label-width) 1fr}.track-label{position:relative;padding:9px 58px 9px 16px;display:grid;grid-template-columns:auto minmax(0,1fr);gap:2px 8px;align-content:center;background:var(--viewport-bg);border-right:1px solid var(--border);border-bottom:1px solid var(--border)}.track-row:nth-child(2n) .track-label{background:var(--viewport-bg-alt)}.track-label:before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:3px;border-radius:0 3px 3px 0;background:transparent;transition:background .14s ease}.track-row:hover .track-label:before{background:var(--accent)}.track-row[data-model=true] .track-label:before{background:var(--group-color, var(--model))}.track-row[data-model=true] .track-label{background:linear-gradient(90deg,color-mix(in srgb,var(--subgroup-color, var(--group-color, var(--model))) 9%,transparent) 0%,transparent 62%),var(--viewport-bg)}.track-row[data-model=true]:nth-child(2n) .track-label{background:linear-gradient(90deg,color-mix(in srgb,var(--subgroup-color, var(--group-color, var(--model))) 9%,transparent) 0%,transparent 62%),var(--viewport-bg-alt)}.track-row[data-group-depth="2"] .track-label{padding-left:24px}.track-row[data-group-depth="2"] .track-label:after{content:"";position:absolute;left:9px;top:6px;bottom:6px;width:3px;border-radius:0 3px 3px 0;background:var(--subgroup-color, var(--group-color, var(--model)))}.track-row[data-model=true] .track-tag.model{color:color-mix(in srgb,var(--group-color, var(--model)) 85%,var(--ink));border-color:color-mix(in srgb,var(--group-color, var(--model)) 30%,transparent);background:color-mix(in srgb,var(--group-color, var(--model)) 10%,transparent)}.sequence-strips[data-section=edited] .sequence-strip{box-shadow:inset 3px 0 0 var(--section-color)}.sequence-strips[data-section=edited] .sequence-strip-label{background:linear-gradient(90deg,color-mix(in srgb,var(--section-color) 16%,transparent) 0%,transparent 72%),var(--viewport-bg)}.sequence-reference-track[data-section=reference]{border-top:2px solid color-mix(in srgb,var(--section-color) 55%,transparent);box-shadow:inset 3px 0 0 var(--section-color)}.sequence-reference-track[data-section=reference] .sequence-strip-label{background:linear-gradient(90deg,color-mix(in srgb,var(--section-color) 14%,transparent) 0%,transparent 72%),var(--viewport-bg)}.sequence-strip-restore{padding:0 6px;border:1px solid color-mix(in srgb,var(--section-color, #d97706) 35%,transparent);border-radius:4px;background:var(--surface);color:color-mix(in srgb,var(--section-color, #d97706) 80%,var(--ink));font:650 9px var(--font-mono);cursor:pointer}.track-row[data-section=edited] .track-tag.model{color:var(--model);border-color:var(--model-ring);background:var(--model-soft)}.hf-subgroup-header{display:grid;grid-template-columns:var(--label-width) minmax(0,1fr);min-height:24px;background:var(--viewport-bg)}.hf-subgroup-header__label{position:relative;display:flex;align-items:baseline;gap:8px;min-width:0;padding:6px 12px 5px 24px;border-right:1px solid var(--border);border-bottom:1px solid var(--border);background:linear-gradient(90deg,color-mix(in srgb,var(--subgroup-color) 12%,transparent) 0%,transparent 70%),var(--viewport-bg)}.hf-subgroup-header__label:before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--group-color)}.hf-subgroup-header__label:after{content:"";position:absolute;left:9px;top:5px;bottom:5px;width:3px;border-radius:0 3px 3px 0;background:var(--subgroup-color)}.hf-subgroup-header__name{overflow:hidden;color:color-mix(in srgb,var(--subgroup-color) 78%,var(--ink));font:650 9.5px var(--font-mono);letter-spacing:.08em;text-transform:uppercase;white-space:nowrap;text-overflow:ellipsis}.hf-subgroup-header__count{color:var(--ink-meta);font:9px var(--font-mono);white-space:nowrap}.hf-subgroup-header__viewport{border-bottom:1px solid var(--border);background:color-mix(in srgb,var(--subgroup-color) 4%,var(--viewport-bg))}.track-chip{grid-row:span 2;align-self:center;width:9px;height:9px;border-radius:3px;box-shadow:0 0 0 1px #7f7f7f40}.track-name{font-size:12px;font-weight:600;letter-spacing:-.005em;color:var(--ink);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.track-tags{display:inline-flex;flex-wrap:wrap;align-items:center;gap:3px 6px;min-width:0}.track-tag{font-size:8.5px;text-transform:uppercase;letter-spacing:.08em;font-weight:700;color:var(--ink-faint);border:1px solid var(--border-strong);border-radius:4px;padding:1px 4px;line-height:1.35}.track-tag.model{color:var(--model);border-color:var(--model-ring);background:var(--model-soft)}.track-kind{font-size:9px;text-transform:uppercase;letter-spacing:.1em;font-weight:600;color:var(--ink-faint);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.track-scale-shape-toggle,.track-grouping-toggle{min-height:16px;padding:0 4px;border:1px solid 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