.Timeline-page{width:100%;height:100%;background-image:url(/images/PhilosopherCatalog-Background.svg);background-size:cover;background-repeat:no-repeat;position:relative;.Timeline-container{height:100%}}.timeline-filter-menu{position:absolute;top:8px;left:8px;z-index:2;>.filter-toggle-button{padding:8px 16px;border:1px solid white;border-radius:8px;background:var(--White-light-BG);color:var(--My-black);cursor:pointer;display:flex;align-items:center;justify-content:space-between;min-width:140px;box-shadow:var(--White-light-cast);transition:background .3s ease;transition:box-shadow .3s ease;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);.filter-button-content{display:flex;align-items:center;gap:8px;margin-right:24px}.filter-chevron{width:16px;height:16px;transition:transform .3s ease-in-out}.filter-chevron.rotate{transform:rotate(180deg)}}>.filter-toggle-button:hover{background:var(--White-light-BG-hover);box-shadow:var(--White-light-cast-hover);border:1px solid white}.filter-list{list-style:none;margin:4px 0 0;border:1px solid white;border-radius:12px;background:var(--White-light-BG);min-width:280px;overflow-y:auto;box-shadow:var(--White-light-cast);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);pointer-events:auto;display:none;opacity:0;transform:translateY(-10px);transition:opacity .3s ease,transform .3s ease;.filter-item{padding:0 16px;display:flex;align-items:center;gap:12px;width:calc(100% - 32px);cursor:pointer;font-size:16px;color:var(--My-black);height:48px}.filter-item:hover{background:var(--White-light-BG-hover)}.filter-item.subcategory{padding:0 0 0 32px}.filter-item input[type=checkbox]{width:18px;height:18px;cursor:pointer;border:1px solid var(--My-black);border-radius:3px;-webkit-appearance:none;-moz-appearance:none;background:white;position:relative}.filter-item input[type=checkbox]:checked{background:var(--New-BluePurble-Gradient);border:1px solid var(--New-BluePurble-Gradient)}.filter-item input[type=checkbox]:checked:after{font-family:Check Icons Regular;content:"✓";color:white;font-size:11px;font-weight:700;position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);display:flex;align-items:center;justify-content:center}.filter-text{flex:1 1;cursor:pointer}.filter-separator{border:none;margin:0 12px;width:calc(100% - 32px);background-color:white}.filter-expand-button{padding:12px;border-top:1px solid var(--Glass-stroke)}.expand-toggle{width:100%;padding:8px 16px;background:var(--My-black);color:white;gap:8px;border:1px solid #616161;box-shadow:inset 0 0 4px 0 black;transition:all .3s ease}.expand-toggle:hover{background:black;border-color:black}}.filter-list.open{display:block;opacity:1;transform:translateY(0)}.filter-scrollable-content{max-height:calc(100vh - 144px);max-height:calc(100dvh - 144px);overflow-y:auto;padding:8px 0}.filter-chevron{width:16px;height:16px;transition:transform .3s ease-in-out}.filter-chevron-up{transform:rotate(180deg)}.filter-chevron-down,.filter-chevron-up{width:16px;height:16px}}