:root{--font-family:-apple-system, "SF Pro Text", "Segoe UI", Helvetica, Arial, sans-serif;--tap-target:44px;--dock-slot-action:56px;--bottom-region-width:480px;--sheet-width:340px;--tl-shell-height:44px;--tl-time-width:56px}@media (width<=767px){:root{--tl-shell-height:38px;--tl-time-width:48px}}.bg-panel{background:var(--color-surface);-webkit-backdrop-filter:blur(var(--glass-blur,8px));border:1px solid var(--color-border);border-radius:var(--radius-sm,6px);scrollbar-gutter:stable;width:100%;min-width:0;max-height:60vh;font-family:var(--font-family,-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif);font-size:var(--font-sm,.8rem);color:var(--color-text,#ccc);-webkit-user-select:none;user-select:none;box-sizing:border-box;padding:8px 10px;overflow-y:auto}.bg-panel__header{width:100%;color:inherit;font:inherit;cursor:pointer;text-align:left;background:0 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#0003}.timeline-track__trim-handle:after{content:"";background-image:linear-gradient(to bottom, color-mix(in srgb, var(--panel-bg) 70%, transparent) 0 2px, transparent 2px 4px, color-mix(in srgb, var(--panel-bg) 70%, transparent) 4px 6px, transparent 6px 8px);pointer-events:none;z-index:4;background-repeat:no-repeat;border-radius:1px;width:8px;height:8px;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.timeline-track__trim-handle:hover:before,.timeline-track__trim-handle:focus-visible:before{transform:translate(-50%,-50%)scale(1.08);box-shadow:0 4px 10px #00000047}.timeline-track__trim-handle:focus-visible{outline:none}.timeline-track__trim-handle:focus-visible:before{box-shadow:0 0 0 3px color-mix(in srgb, var(--trim-selection-border) 40%, transparent), 0 4px 10px #00000047}.timeline-track__trim-handle:active:before{transform:translate(-50%,-50%)scale(.98)}.timeline-track__trim-playhead{border:2px solid var(--color-text);background:var(--panel-bg);pointer-events:none;z-index:2;opacity:.7;border-radius:50%;width:10px;height:10px;position:absolute;top:50%;transform:translate(-50%,-50%)}.bottom-region{z-index:205;padding-bottom:env(safe-area-inset-bottom,0px);flex-direction:column;display:flex;position:fixed;bottom:0;left:0;right:0}@media (width>=768px){.bottom-region{width:min(var(--bottom-region-width,480px), calc(100vw - 2 * var(--space-lg,16px)));left:50%;bottom:calc(var(--space-lg,16px) + env(safe-area-inset-bottom,0px));padding-bottom:0;transform:translate(-50%)}}