.undo-tab-stack{top:calc(env(safe-area-inset-top,0px) + 66px);left:env(safe-area-inset-left,0px);z-index:1050;pointer-events:none;flex-direction:column;align-items:flex-start;gap:8px;max-width:84%;display:flex;position:fixed}.undo-tab-stack[hidden]{display:none}.undo-tab{pointer-events:auto;text-align:left;min-height:44px;font:inherit;cursor:pointer;color:var(--bs-body-color);background:color-mix(in srgb, var(--bs-body-bg) 18%, transparent);-webkit-backdrop-filter:blur(12px)saturate(1.4);backdrop-filter:blur(12px)saturate(1.4);border:1px solid color-mix(in srgb, var(--bs-success) 28%, transparent);opacity:0;-webkit-tap-highlight-color:transparent;border-left:0;border-radius:0 999px 999px 0;align-items:center;gap:8px;padding:8px 17px 8px 12px;animation:.3s cubic-bezier(.2,.9,.3,1.2) forwards undoTabIn;display:flex;overflow:hidden;transform:translate(-110%)}@keyframes undoTabIn{to{opacity:1;transform:translate(0)}}.undo-tab-label{color:var(--bs-body-color);white-space:nowrap;font-size:.8rem;font-weight:700}.undo-tab-when{color:var(--bs-secondary-color);white-space:nowrap;font-size:.72rem;font-weight:600}.undo-tab .cd-ring{width:20px;height:20px;color:var(--bs-success-text-emphasis);flex:none}.undo-tab .cd-ring svg{width:20px;height:20px;display:block;transform:rotate(-90deg)}.undo-tab .cd-ring .track{stroke:currentColor;opacity:.22}.undo-tab .cd-ring .fg{stroke:currentColor;stroke-dasharray:56.5;stroke-dashoffset:0;animation:undoRingDrain var(--undo-dur,6s) linear forwards}@keyframes undoRingDrain{to{stroke-dashoffset:56.5px}}.undo-tab.paused .cd-ring .fg{animation-play-state:paused}.undo-tab-stack--staff{top:calc(env(safe-area-inset-top,0px) + 136px)}@media (width>=769px){.undo-tab-stack--staff{top:calc(env(safe-area-inset-top,0px) + var(--calendar-header-height) + 8px)}body:has(.main-content.with-sidebar:not(.collapsed,.hidden)) .undo-tab-stack--staff{left:var(--rail-w-expanded)}body:has(.main-content.with-sidebar.collapsed:not(.hidden)) .undo-tab-stack--staff{left:var(--rail-w-collapsed)}}@media (width>=769px) and (height<=500px) and (orientation:landscape){.undo-tab-stack--staff{left:var(--island-safe-left)}body:has(.main-content.with-sidebar:not(.collapsed,.hidden)) .undo-tab-stack--staff{left:var(--rail-w-expanded-island)}body:has(.main-content.with-sidebar.collapsed:not(.hidden)) .undo-tab-stack--staff{left:var(--rail-w-collapsed-island)}}@media (width>=769px) and (height>=501px){.undo-tab-stack--staff{top:calc(env(safe-area-inset-top,0px) + var(--calendar-header-height) + var(--shell-gap) * 2 + 8px);left:var(--shell-gap)}body:has(.main-content.with-sidebar:not(.collapsed,.hidden)) .undo-tab-stack--staff{left:calc(var(--rail-w-expanded) + var(--shell-gap) * 2)}body:has(.main-content.with-sidebar.collapsed:not(.hidden)) .undo-tab-stack--staff{left:calc(var(--rail-w-collapsed) + var(--shell-gap) * 2)}}@media (hover:hover){.undo-tab:hover{border-color:color-mix(in srgb, var(--bs-success) 48%, transparent)}}@media (prefers-reduced-motion:reduce){.undo-tab{opacity:1;animation:none;transform:none}.undo-tab .cd-ring .fg{stroke-dashoffset:16px;animation:none}}