html,body{min-height:100%;height:100%;margin:0;overflow:hidden;touch-action:pan-x pan-y;overscroll-behavior-x:none;overscroll-behavior-y:none;background-color:var(--th-theme-background);color:var(--th-theme-text);position:relative}button{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:none;background:none;padding:0;margin:0;font:inherit;color:inherit;cursor:pointer;outline:none;-webkit-tap-highlight-color:transparent}input{font-size:1rem;border-radius:0;text-align:inherit;background:none;box-shadow:none;padding:0;cursor:text;border:none;color:inherit;font:inherit;outline:none}::selection{background-color:var(--th-theme-select);color:var(--th-theme-onSelect)}.thorium_web_button_icon,.thorium_web_button_dockerButton,.thorium_web_button_closeButton,.thorium_web_button_backButton{box-sizing:border-box;padding:calc(var(--th-icon-size, 24px) * 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24px)}.thorium_web_toc_searchIcon[hidden],.thorium_web_toc_clearButton[data-disabled]{display:none}.thorium_web_toc_tree{background:var(--th-theme-background);color:var(--th-theme-text);outline:none;width:100%;max-height:100%;box-sizing:border-box}.thorium_web_toc_treeItem{display:flex;padding:calc(var(--th-layout-spacing) / 2);padding-inline-start:calc(((var(--tree-item-level) - 1) * var(--th-layout-spacing)) + (var(--th-layout-spacing) / 2));border-radius:var(--th-layout-radius);border:2px solid transparent;box-sizing:border-box}.thorium_web_toc_tree:has(.thorium_web_toc_treeItemButton) .thorium_web_toc_treeItem{padding-inline-start:calc((var(--tree-item-level) * var(--th-layout-spacing)) + (var(--th-layout-spacing) / 2))}.thorium_web_toc_tree .thorium_web_toc_treeItem:has(.thorium_web_toc_treeItemButton){padding-inline-start:calc(((var(--tree-item-level) - 1) * var(--th-layout-spacing)))}.thorium_web_toc_treeItemText{display:flex;flex:1 1 auto}.thorium_web_toc_treeItemTextTitle{text-wrap:balance}.thorium_web_toc_treeItemTextPosition{margin-inline-start:auto;padding-inline-start:calc(var(--th-layout-spacing) / 2);color:var(--th-theme-subdue);font-variant-numeric:lining-nums tabular-nums}.thorium_web_toc_treeItemButton{align-self:flex-start;width:calc(var(--th-icon-size, 24px) * 5/6);height:calc(var(--th-icon-size, 24px) * 5/6);margin-inline-end:calc(var(--th-layout-spacing) / 2);flex-shrink:0}.thorium_web_toc_treeItem[data-href]{cursor:pointer}.thorium_web_toc_treeItem:hover{background-color:var(--th-theme-hover)}.thorium_web_toc_treeItem[data-focus-visible]{outline:2px solid var(--th-theme-focus)}.thorium_web_toc_treeItem[data-disabled]{color:var(--th-theme-disable)}.thorium_web_toc_treeItem[data-selected]{border:2px solid var(--th-theme-subdue)}.thorium_web_toc_treeItemButton svg{flex:none;rotate:0deg;transition:rotate .2s;width:100%;height:100%;fill:var(--th-theme-text)}.thorium_web_toc_treeItem[data-expanded] .thorium_web_toc_treeItemButton svg{rotate:90deg}.thorium_web_toc_empty{max-width:25ch;text-align:start;text-wrap:balance}.thorium_web_reader_app_wrapper{height:100%;width:100%;margin:0}.thorium_web_reader_app_main,.thorium_web_reader_app_shell{width:100%;height:100%;margin:0}.thorium_web_reader_app_leftDock,.thorium_web_reader_app_rightDock{height:100vh;height:100dvh}.thorium_web_reader_app_bottomBar,.thorium_web_reader_app_topBar{box-sizing:border-box;gap:2px;touch-action:manipulation;background-color:var(--th-theme-background)}.thorium_web_reader_app_bottomBar{display:flex;justify-content:center;align-items:center}.thorium_web_reader_app_main .thorium_web_stackedUI{position:relative;display:flex;flex-direction:column;flex:1 1 0;height:100vh;height:100dvh;max-height:100%;background-color:var(--th-theme-background)}.thorium_web_stackedUI .thorium_web_reader_app_topBar,.thorium_web_stackedUI .thorium_web_reader_app_bottomBar{flex:0 0 calc(var(--th-icon-size, 24px) * 2.5);height:calc(var(--th-icon-size, 24px) * 2.5)}.thorium_web_stackedUI.thorium_web_isImmersive:not(.thorium_web_isHovering) .thorium_web_reader_app_topBar,.thorium_web_stackedUI.thorium_web_isImmersive:not(.thorium_web_isHovering) .thorium_web_reader_app_bottomBar{opacity:var(--th-theme-immerse)}.thorium_web_reader_app_main .thorium_web_layeredUI{position:relative;top:0;bottom:0;left:0;right:0;height:100vh;height:100dvh;max-height:100%;background-color:var(--th-theme-background)}.thorium_web_layeredUI .thorium_web_reader_app_topBar,.thorium_web_layeredUI .thorium_web_reader_app_bottomBar{position:absolute;left:0;right:0;height:calc(var(--th-icon-size, 24px) * 2.5);z-index:2;box-shadow:var(--th-theme-elevate);overflow:hidden;transition-property:transform,box-shadow;transition-duration:.2s;transition-timing-function:ease-in-out;transform:translateY(0)}.thorium_web_layeredUI .thorium_web_reader_app_topBar{top:0}.thorium_web_layeredUI .thorium_web_reader_app_bottomBar{bottom:0}.thorium_web_layeredUI.thorium_web_isImmersive:not(.thorium_web_isHovering) .thorium_web_reader_app_topBar{transform:translateY(calc(var(--th-icon-size, 24px) * -2.5));box-shadow:none;overflow:unset}.thorium_web_layeredUI.thorium_web_isImmersive:not(.thorium_web_isHovering) .thorium_web_reader_app_bottomBar{transform:translateY(calc(var(--th-icon-size, 24px) * 2.5));box-shadow:none}.thorium_web_reader_app_barOverlay{position:absolute;left:0;right:0;height:calc(var(--th-icon-size, 24px) * 2.5);pointer-events:auto;opacity:0;z-index:1000}.thorium_web_reader_app_headerOverlay{position:absolute;left:0;right:0;height:calc(var(--th-icon-size, 24px) * 2.5);pointer-events:auto;opacity:0;z-index:1000;top:0}.thorium_web_reader_app_footerOverlay{position:absolute;left:0;right:0;height:calc(var(--th-icon-size, 24px) * 2.5);pointer-events:auto;opacity:0;z-index:1000;bottom:0}.thorium_web_reader_app_iframeContainer{contain:content;width:100%;height:100%;margin:0 auto}.thorium_web_reader_app_iframeContainer .readium-navigator-iframe{width:100%;height:100%;border-width:0}@keyframes thorium_web_reader_app_loading{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.thorium_web_reader_app_iframeContainer div:has(>.readium-navigator-iframe.blank):after{content:"";position:absolute;top:50%;left:50%;margin-top:-30px;margin-left:-30px;width:50px;height:50px;border-radius:50px;border:5px solid grey;border-top-color:#000;animation:thorium_web_reader_app_loading 2s linear infinite}.thorium_web_reader_app_srOnly{clip:rect(0 0 0 0);clip-path:inset(50%);height:1px;overflow:hidden;position:absolute;white-space:nowrap;width:1px}.thorium_web_reader_paginatedArrow_container{position:absolute;z-index:2}.thorium_web_reader_paginatedArrow_leftContainer{top:50vh;top:50dvh;transform:translateY(-50%);left:0}.thorium_web_reader_paginatedArrow_leftContainer button{margin-left:var(--th-arrow-offset, 0)}.thorium_web_reader_paginatedArrow_rightContainer{top:50vh;top:50dvh;transform:translateY(-50%);right:0}.thorium_web_reader_paginatedArrow_rightContainer button{margin-right:var(--th-arrow-offset, 0)}.thorium_web_reader_paginatedArrow_container button{width:var(--th-arrow-size, 40px);height:40vh;height:40dvh;border-radius:var(--th-layout-radius);pointer-events:auto;box-sizing:border-box;padding:5px;background-color:var(--th-theme-background);border:1px solid var(--th-theme-text)}.thorium_web_reader_paginatedArrow_container .thorium_web_reader_paginatedArrow_occupiesSpace{background-color:transparent;border:none}.thorium_web_reader_paginatedArrow_container button[data-disabled]{pointer-events:none}.thorium_web_reader_paginatedArrow_container button[data-hovered]{opacity:1;transition:all .2s}.thorium_web_reader_paginatedArrow_container .thorium_web_reader_paginatedArrow_visuallyHidden{opacity:0}.thorium_web_reader_paginatedArrow_container button[data-focused]{outline:2px solid var(--th-theme-focus);opacity:1}.thorium_web_reader_paginatedArrow_container button[data-disabled]{opacity:0}@media(hover:hover)and (pointer:fine){.thorium_web_reader_paginatedArrow_container button:not([data-disabled])[data-hovered]{opacity:1;transition:all .2s}}.thorium_web_reader_paginatedArrow_container button svg{fill:var(--th-theme-text);stroke:var(--th-theme-text);width:100%;height:100%}.thorium_web_reader_header_header{box-sizing:border-box;display:grid;grid-template-areas:"header-start header-center header-end";grid-template-columns:1fr 3fr 1fr;padding:.25rem .5rem 0}.thorium_web_reader_header_backlinkWrapper{grid-area:header-start;justify-self:start;align-self:center}.thorium_web_reader_header_header h1{font-size:1rem;color:var(--th-theme-text);font-weight:400;grid-area:header-center;justify-self:center;align-self:center;max-width:100%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;transition:opacity .2s ease-in-out}.thorium_web_reader_header_actionsWrapper{grid-area:header-end;justify-self:end;display:flex;align-items:center;gap:2px}.thorium_web_backlink_link{display:block;box-sizing:content-box;padding:calc(var(--th-icon-size, 24px) * (1/4));text-align:start;border-radius:var(--th-layout-radius);max-width:100%;height:var(--th-icon-size, 24px)}.thorium_web_backlink_link svg{fill:var(--th-theme-text);max-width:100%;height:100%}.thorium_web_backlink_link img{max-width:100%;height:100%}.thorium_web_backlink_link[data-hovered]{background-color:var(--th-theme-hover)}.thorium_web_backlink_link[data-focus-visible]{outline:2px solid var(--th-theme-focus)}.thorium_web_backlink_link[data-disabled]{color:var(--th-theme-disable)}.thorium_web_backlink_link[data-disabled] svg{fill:var(--th-theme-disable)}.thorium_web_reader_pagination_wrapper{box-sizing:border-box;display:grid;gap:calc(var(--th-layout-spacing) / 2);grid-template-areas:"pagination-start pagination-center pagination-end";grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);background-color:var(--th-theme-background);color:var(--th-theme-text);align-items:center;width:100%;max-width:var(--th-layout-constraints-pagination, 100%)}.thorium_web_reader_pagination_listItem{box-sizing:border-box;list-style:none}.thorium_web_reader_pagination_listItem:has(.thorium_web_reader_pagination_previousButton){grid-area:pagination-start;justify-self:start}.thorium_web_reader_pagination_listItem:has(.thorium_web_reader_pagination_progression){grid-area:pagination-center;justify-self:center}.thorium_web_reader_pagination_listItem:has(.thorium_web_reader_pagination_nextButton){grid-area:pagination-end;justify-self:end}.thorium_web_reader_pagination_listItem button{box-sizing:border-box;padding:calc(var(--th-icon-size, 24px) * (1/4)) calc(var(--th-layout-spacing) / 2);gap:calc(var(--th-layout-spacing) / 2);max-height:calc(var(--th-icon-size, 24px) * 2);max-width:100%;border-radius:var(--th-layout-radius);display:flex;align-items:center}.thorium_web_reader_pagination_nextButton{margin-inline-start:auto;text-align:end}.thorium_web_reader_pagination_listItem button[data-hovered]{background-color:var(--th-theme-hover)}.thorium_web_reader_pagination_listItem button[data-focus-visible]{outline:2px solid var(--th-theme-focus)}.thorium_web_reader_pagination_listItem button[data-disabled]{color:var(--th-theme-disable)}.thorium_web_reader_pagination_listItem button .thorium_web_reader_pagination_label{display:-webkit-box;-webkit-box-orient:vertical;overflow:hidden;white-space:normal;-webkit-line-clamp:1;line-clamp:1}.thorium_web_reader_pagination_listItem button svg{flex:none;width:var(--th-icon-size, 24px);height:var(--th-icon-size, 24px);fill:var(--th-theme-text)}.thorium_web_reader_progression_wrapper{color:var(--th-theme-text);font-variant-numeric:lining-nums tabular-nums;text-align:center}:root{color-scheme:light dark}#rww-reader-root,#rww-reader-root>*{height:100%}.dmi-customer-access-readium-root,.dmi-customer-access-readium-root>*{height:100%}body.rww-reader-page{overflow:hidden}.dmi-reader-shell{position:relative;height:100%}.dmi-reader-shell .thorium_web_reader_paginatedArrow_container{display:none!important}.dmi-reader-nav-overlay{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:40}.dmi-reader-nav-overlay__button{position:absolute;top:50%;transform:translateY(-50%);display:grid;place-items:center;width:2.75rem;height:2.75rem;border:1px solid rgb(17 24 39 / .14);border-radius:999px;background:#ffffffeb;color:#111827;box-shadow:0 12px 30px #0f172a24;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);cursor:pointer;pointer-events:auto;transition:opacity .16s ease,transform .16s ease,background-color .16s ease,box-shadow .16s ease}.dmi-reader-nav-overlay__button:hover:not(:disabled){transform:translateY(-50%) scale(1.04);background:#fff;box-shadow:0 16px 34px #0f172a2e}.dmi-reader-nav-overlay__button:disabled{opacity:.45;cursor:default;box-shadow:none}.dmi-reader-nav-overlay__button[data-loading=true]{background:#111827;color:#fff}.dmi-reader-nav-overlay__button[data-loading=true] span{animation:dmi-reader-nav-pulse .8s ease-in-out infinite alternate}.dmi-reader-nav-overlay__button-left{left:clamp(.75rem,1.5vw,1.25rem)}.dmi-reader-nav-overlay__button-right{right:clamp(.75rem,1.5vw,1.25rem)}.dmi-reader-nav-overlay__button span{font-size:1.85rem;line-height:1}@keyframes dmi-reader-nav-pulse{0%{transform:scale(.85);opacity:.55}to{transform:scale(1);opacity:1}}@media(max-width:782px){.dmi-reader-nav-overlay__button{width:2.5rem;height:2.5rem}.dmi-reader-nav-overlay__button span{font-size:1.65rem}}.rww-app-status{display:grid;place-items:center;gap:.75rem;height:100%;padding:2rem;text-align:center;background:#fff;color:#1d2327}.rww-app-status h2{margin:0;font-size:1.4rem}.rww-app-status p{margin:0;max-width:40rem;line-height:1.5}.rww-app-status-error{background:#fff5f5}