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.5s;overflow-x:hidden}body.dotted-background{background-image:radial-gradient(circle,var(--border-color) 1px,transparent 1px);background-size:20px 20px}#display{font-size:24px;min-height:50vh;width:80%;max-width:800px;padding:30px;margin:20px 0;text-align:center;display:flex;align-items:center;justify-content:center;line-height:1.6;background-color:var(--display-bg);position:relative;overflow:hidden;white-space:pre-line;transition:background-color .3s;color:rgba(var(--text-color-rgb),var(--text-opacity))}#display.transparent{background-color:transparent;box-shadow:none}.karaoke-container{position:relative;width:100%;overflow:hidden}.line-by-line-proportional-renderer{width:100%;text-align:left;display:block;word-wrap:break-word;white-space:pre-wrap;font-family:inherit}.line-by-line-proportional-renderer .line{padding:4px 0;display:block;line-height:var(--line-height, 1.6);font-family:inherit}.line-by-line-proportional-renderer .line.completed{color:rgba(var(--highlighted-text-color-rgb),var(--highlight-opacity));font-family:inherit}.line-by-line-proportional-renderer .line.current{line-height:var(--line-height, 1.6)}.visual-line-by-line-proportional-renderer{width:100%;text-align:left;display:block;word-wrap:break-word;white-space:pre-wrap;font-family:inherit}.visual-line-by-line-proportional-renderer .visual-line{padding:4px 0;display:block;line-height:var(--line-height, 1.6);font-family:inherit}.visual-line-by-line-proportional-renderer .visual-line.completed{color:rgba(var(--highlighted-text-color-rgb),var(--highlight-opacity));font-family:inherit}.visual-line-by-line-proportional-renderer .visual-line.current{line-height:var(--line-height, 1.6)}.ui-element{opacity:.6;transition:opacity .5s ease-out,transform .3s ease-out}.ui-element:hover{opacity:1}.reading-mode .ui-element:not(.virtualized-text-display){opacity:0;pointer-events:none}.reading-mode .ui-element.favorite-voices-bird,.chrome-hidden .ui-element.favorite-voices-bird{opacity:.35!important;pointer-events:auto!important}.reading-mode .ui-element.favorite-voices-bird:hover,.chrome-hidden .ui-element.favorite-voices-bird:hover,.reading-mode .ui-element:hover,.reading-mode .virtualized-text-display,.text-display,.virtualized-text-display{opacity:1!important;pointer-events:auto!important}.reading-mode{cursor:none}.reader-window-drag{position:relative;cursor:grab;box-sizing:border-box;padding:10px 16px}.reader-window-drag #display,.reader-window-drag [data-nodrag]{cursor:auto}.fn-panel-grab{cursor:grab;box-sizing:border-box}.fn-panel-grab [data-nodrag]{cursor:auto}.fn-resize-handle{background:transparent}.illustration-panel .il-edge{position:absolute;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .15s;color:var(--text-color, #eee);font-size:11px;line-height:1;user-select:none;-webkit-user-select:none;z-index:5}.illustration-panel .il-edge:hover,.illustration-panel .il-edge:active{opacity:.9}.illustration-panel .il-edge-left{left:0;top:0;bottom:0;width:9px;cursor:ew-resize}.illustration-panel .il-edge-right{right:0;top:0;bottom:0;width:9px;cursor:ew-resize}.illustration-panel .il-edge-bottom{left:0;right:0;bottom:0;height:9px;cursor:ns-resize}.illustration-lightbox .il-lightbox-nav,.illustration-lightbox button{transition:background .15s,opacity .15s}.illustration-lightbox .il-lightbox-nav:hover,.illustration-lightbox button:hover{background:#ffffff2e!important}.reading-mode .ui-element:hover{cursor:auto}.reading-mode .ui-element:has(.progress-bar-container):hover{transform:none}.reading-mode .ui-element.menu-open{opacity:1!important;pointer-events:auto!important;transform:none!important}.reading-mode .ui-element:has(.menu-open),.chrome-hidden .ui-element:has(.menu-open){opacity:1!important;pointer-events:auto!important}.menu-dropdown{position:absolute;background:var(--settings-bg);border-radius:8px;z-index:100000;transition:none!important;display:none}.menu-open .menu-dropdown{display:block!important}.file-list-container{position:fixed;top:16px;left:16px;z-index:100000}.mini-file-list{top:7px;left:2px;width:380px;max-height:450px;padding:12px;font-size:.95em;overflow-y:auto;display:none}.menu-open .mini-file-list{display:block!important}.mini-file-list-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}.mini-file-list-header span{font-weight:600}.reading-mode .menu-dropdown,.reading-mode .mini-file-list{opacity:1!important;pointer-events:auto!important;transform:none!important}.main-menu-dropdown{right:0;margin-top:8px;width:224px;padding:8px;display:flex;flex-direction:column;gap:4px;min-height:80px;max-height:480px;overflow-y:auto;scrollbar-width:thin;scrollbar-color:var(--accent-color) var(--settings-bg);color-scheme:dark}.main-menu-dropdown::-webkit-scrollbar{width:4px}.main-menu-dropdown::-webkit-scrollbar-track{background:var(--settings-bg)}.main-menu-dropdown::-webkit-scrollbar-thumb{background:var(--accent-color);border-radius:2px}.main-menu-section-title{padding:8px 12px 2px;font-size:.72em;text-transform:uppercase;letter-spacing:.08em;color:var(--text-color);opacity:.55;user-select:none}.main-menu-item{display:flex;align-items:center;gap:10px;padding:11px 12px;text-align:left;width:100%;background:none;color:var(--text-color);border:none;border-radius:8px;cursor:pointer;font-weight:500;font-size:.95em;font-family:inherit}.main-menu-item:hover,.main-menu-item:focus-visible{background:rgba(var(--accent-color-rgb),.15);color:var(--accent-color);outline:none}.main-menu-item .menu-icon{flex-shrink:0}.main-menu-item-label{flex:1}.main-menu-back{border-bottom:1px solid var(--border-color);margin-bottom:8px;padding-top:8px;padding-bottom:8px}.menu-dropdown,.mini-file-list{position:absolute;background:var(--settings-bg);border-radius:8px;z-index:100000;transition:none!important}.controls-container{position:fixed;bottom:20px;left:0;right:0;z-index:100}.controls{display:flex;justify-content:center;gap:10px}.book-info-header{width:100%;display:flex;flex-direction:column;align-items:flex-end;position:relative;user-select:none;z-index:99998}.book-info-header.fixed{position:fixed;z-index:99998}#continueReadingButton{padding:12px 20px;font-size:18px;background-color:var(--success-color);color:var(--bg-color);border:none;border-radius:8px;cursor:pointer;transition:background-color .3s ease,transform .2s ease;display:none}#continueReadingButton:hover{background-color:var(--accent-light);transform:translateY(-2px)}#continueReadingButton:active{transform:translateY(0)}button{padding:8px 10px;font-size:16px;cursor:pointer;background-color:var(--button-background);color:var(--button-text);border:none;border-radius:5px;min-width:36px;height:36px;display:flex;align-items:center;justify-content:center;transition:all .2s;font-family:Courier New,monospace}button:hover{background-color:var(--button-hover)}button:disabled{opacity:.5;cursor:not-allowed}#fileInput{display:none}#progressContainer{width:80%;max-width:800px;margin:20px 0;position:relative;transition:opacity .3s}#progressContainer:hover{opacity:1}.progress-bar{width:100%;height:10px;-webkit-appearance:none;appearance:none;background-color:var(--progress-background);border:none;border-radius:5px;cursor:pointer;transition:all .2s;outline:none}.progress-bar:hover{background-color:var(--progress-background)}.progress-bar::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:16px;height:16px;background:var(--progress-fill);border-radius:50%;border:none;cursor:pointer}.progress-bar::-webkit-slider-track{background:linear-gradient(to right,var(--progress-fill) 0%,var(--progress-fill) var(--progress-percentage, 0%),var(--progress-background) var(--progress-percentage, 0%),var(--progress-background) 100%);height:8px;border-radius:4px}.progress-bar::-moz-range-thumb{width:16px;height:16px;background:var(--progress-fill);border-radius:50%;border:none;cursor:pointer}.progress-bar::-moz-range-track{background:var(--progress-background);height:8px;border-radius:4px}.progress-bar::-moz-range-progress{background:var(--progress-fill);height:8px;border-radius:4px}#progressFill{height:100%;background-color:var(--progress-fill);width:0%;border-radius:5px;transition:width .1s}#progressText{text-align:center;font-size:14px;margin-top:5px;color:rgba(var(--text-color-rgb),var(--text-opacity))}.progress-bar-container{width:calc(100% - 4px);margin-left:0;margin-right:4px;position:relative}.progress-labels{display:flex;align-items:center;justify-content:flex-end;gap:6px;margin-top:4px}.seek-history-buttons{display:inline-flex;align-items:center;gap:2px}.seek-history-button{display:inline-flex;align-items:center;justify-content:center;width:24px;height:24px;padding:0;border:1px solid var(--settings-border, rgba(255, 255, 255, .12));border-radius:5px;background:transparent;color:rgba(var(--text-color-rgb),var(--text-opacity));cursor:pointer;font-size:14px;line-height:1;transition:background .15s,color .15s,opacity .15s}.seek-history-button:hover:not(:disabled){background:var(--accent-color);color:#fff;border-color:var(--accent-color)}.seek-history-button:disabled{opacity:.35;cursor:default}.chapter-markers{pointer-events:none}.chapter-marker{pointer-events:auto;border-radius:1px;transition:opacity .2s ease,transform .2s ease}.chapter-marker:hover{z-index:10!important;filter:brightness(1.3);box-shadow:0 0 4px rgba(var(--accent-color-rgb, 83, 52, 131),.6)}.chapter-panel{scrollbar-width:thin;scrollbar-color:var(--accent-color) transparent}.chapter-panel::-webkit-scrollbar{width:4px}.chapter-panel::-webkit-scrollbar-track{background:transparent}.chapter-panel::-webkit-scrollbar-thumb{background:var(--accent-color);border-radius:2px}.file-list-panel-wrapper{position:relative;display:flex;flex-direction:row;align-items:flex-start}.chapter-panel-overlay{position:fixed;width:260px;max-height:85vh;display:flex;flex-direction:column;background:var(--settings-bg);border:1px solid var(--settings-border);border-radius:6px;box-shadow:0 4px 16px #0006;z-index:200;overflow:hidden}.chapter-panel-overlay:before{content:"";position:absolute;right:100%;top:10px;width:0;height:0;border-top:5px solid transparent;border-bottom:5px solid transparent;border-right:5px solid var(--settings-border);margin-right:2px}.chapter-panel-header{display:flex;align-items:center;justify-content:space-between;padding:6px 8px;border-bottom:1px solid var(--settings-border);background:rgba(var(--text-color-rgb),.05);flex-shrink:0}.chapter-panel-title{font-size:1em;font-weight:600;color:var(--text-color);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:210px}.chapter-panel-close{background:none;border:none;color:var(--text-color);font-size:16px;line-height:1;cursor:pointer;padding:0 2px;opacity:.6;transition:opacity .15s;width:20px;height:20px;display:flex;align-items:center;justify-content:center}.chapter-panel-close:hover{opacity:1;color:var(--warning-color)}.chapter-panel-body{padding:4px;overflow-y:auto;scrollbar-width:thin;scrollbar-color:var(--accent-color) transparent}.chapter-panel-body::-webkit-scrollbar{width:4px}.chapter-panel-body::-webkit-scrollbar-track{background:transparent}.chapter-panel-body::-webkit-scrollbar-thumb{background:var(--accent-color);border-radius:2px}.chapter-overlay-list{display:flex;flex-direction:column}.chapter-overlay-item{overflow-wrap:break-word;word-break:break-word;line-height:1.35}.settings-dropdown{position:relative}.dropdown-content{position:absolute;right:0;top:40px;background-color:var(--settings-bg);border-radius:5px;padding:5px;display:none;z-index:200;min-width:120px}.dropdown-item{padding:5px 10px;cursor:pointer;white-space:nowrap;display:flex;align-items:center;gap:5px}.dropdown-item:hover{background-color:var(--menu-selection-background)}#voiceSettingsPanel,#autoRotateSettings,#apiSettingsPanel,#aiAssistantSettingsPanel{position:absolute;top:50px;right:10px;background-color:var(--settings-bg);border-radius:5px;padding:10px;display:none;z-index:200;width:300px;max-height:70vh;overflow-y:auto}#apiSettingsPanel,#aiAssistantSettingsPanel{width:400px;max-height:80vh}.voice-settings{margin-bottom:10px}.voice-settings label{display:block;margin-bottom:5px}.voice-settings 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ease,max-width .25s ease;pointer-events:none}.file-item.hovered .file-item-controls,.file-item:hover .file-item-controls,.file-item.touch-device .file-item-controls{opacity:1;max-width:220px;overflow:visible;pointer-events:auto}.file-title{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;min-width:0}.skip-interval-input{width:34px;font-size:.85em;padding:0 2px;border:1px solid var(--input-border);border-radius:2px;background:var(--input-background);color:var(--input-text);text-align:center;-moz-appearance:textfield}.skip-interval-input::-webkit-outer-spin-button,.skip-interval-input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}.skip-interval-input:focus{border-color:var(--accent-color);outline:none}.time-input{display:flex;align-items:center;gap:5px}.time-input input{width:50px}#recapBubble,#explainBubble{position:absolute;bottom:80px;left:50%;transform:translate(-50%);background-color:var(--speech-bubble-bg);border-radius:10px;padding:15px;max-width:80%;margin:0 5%;display:none;z-index:100}.ai-bubble-container,.session-welcome-container{background:var(--card-background);color:var(--settings-text);border-radius:12px;width:90%;max-width:800px;margin:0 5%;font-size:.95rem;padding:8px;position:relative}.session-welcome-content{padding:4px 8px 6px;font-size:.95rem;color:var(--settings-text);overflow-y:auto;word-wrap:break-word}.session-welcome-content.collapsed{max-height:1.5em;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.session-welcome-content p{margin:0}.controls-container,.session-welcome-container,.ai-bubble-container,#mainMenu,#readingTimer{transition:opacity .3s ease-out}.controls-container:hover,.session-welcome-container:hover,.ai-bubble-container:hover,#mainMenu:hover,#readingTimer:hover{opacity:1!important}.control-button{color:var(--text-color);background-color:rgba(var(--accent-color-rgb),.1);padding:8px 10px;font-size:16px;cursor:pointer;border-radius:5px;min-width:36px;height:36px;display:flex;align-items:center;justify-content:center;transition:all .2s;font-family:Courier New,monospace;border:none}.control-button.timer-paused{background-color:transparent;border:1px dashed color-mix(in srgb,var(--text-color) 70%,transparent);color:color-mix(in srgb,var(--text-color) 55%,transparent)}.control-button.timer-paused:hover{background-color:transparent;border-color:color-mix(in srgb,var(--text-color) 70%,transparent);color:color-mix(in srgb,var(--text-color) 55%,transparent)}.control-button:hover{color:var(--accent-color);background-color:rgba(var(--accent-color-rgb),.2)}.control-button:disabled{opacity:.5;cursor:not-allowed}@keyframes button-press{0%{transform:scale(1);filter:brightness(1)}50%{transform:scale(.92);filter:brightness(1.2)}to{transform:scale(1);filter:brightness(1)}}.control-button:active{animation:button-press .2s ease-out}.control-button.timer-paused:active{animation:none}.control-button.primary{color:var(--accent-color);background-color:rgba(var(--accent-color-rgb),.2)}.control-button.primary:hover{color:var(--accent-color);background-color:rgba(var(--accent-color-rgb),.3)}.control-button.mode-toggle{min-width:80px;height:auto;padding:6px 8px}.mode-label{font-size:.7rem;margin-top:2px}.ai-button{color:var(--settings-text-secondary);background-color:rgba(var(--text-color-rgb),.1);border:none}.ai-button:hover{color:var(--accent-color);background-color:rgba(var(--accent-color-rgb),.2)}#recapBubble:after,#explainBubble:after{content:"";position:absolute;bottom:-10px;left:50%;transform:translate(-50%);border-width:10px 10px 0;border-style:solid;border-color:var(--speech-bubble-bg) transparent transparent}#recapText,#explainText{margin:0}#closeRecap,#closeExplain{position:absolute;top:5px;right:5px;background:none;border:none;color:var(--text-color);cursor:pointer;font-size:12px}.api-settings{margin-bottom:15px}.api-settings label{display:block;margin-bottom:5px}.api-settings input,.api-settings select{width:100%;margin-bottom:10px;background-color:var(--input-background);color:var(--input-text);padding:5px;border-radius:5px;border:1px solid var(--input-border)}.api-settings textarea{width:100%;height:80px;background-color:var(--input-background);color:var(--input-text);padding:5px;border-radius:5px;resize:vertical;border:none}.animation-settings{margin-bottom:15px}.animation-settings h4{margin-top:0;margin-bottom:10px}.animation-settings .settings-group{margin-bottom:15px}.animation-settings .settings-group label{display:block;margin-bottom:5px}.animation-settings .radio-group{display:flex;flex-direction:column;gap:5px}.animation-settings .radio-label{display:flex;align-items:center;gap:5px;cursor:pointer}.animation-settings .radio-label input{margin:0}.animation-settings input[type=range]{width:100%;margin:10px 0}.setting-slider input[type=range]{-webkit-appearance:none;appearance:none;height:4px;background:var(--quick-toolbar-slider-track, var(--settings-text));border-radius:2px;outline:none;width:100%}.setting-slider input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:14px;height:14px;border-radius:50%;background:var(--accent-color);cursor:pointer;border:none}.setting-slider input[type=range]::-moz-range-thumb{width:14px;height:14px;border-radius:50%;background:var(--accent-color);cursor:pointer;border:none}.animation-settings .duration-display{text-align:center;font-size:.9em;color:var(--text-color)}.settings-panel input[type=radio]{accent-color:var(--accent-color)}.settings-panel input[type=radio]:checked{background-color:var(--accent-color)}.settings-panel input[type=range]{-webkit-appearance:none;appearance:none;height:4px;background:var(--border-color);border-radius:2px;outline:none}.settings-panel input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:14px;height:14px;border-radius:50%;background:var(--accent-color);cursor:pointer;border:none}.settings-panel input[type=range]::-moz-range-thumb{width:14px;height:14px;border-radius:50%;background:var(--accent-color);cursor:pointer;border:none}.settings-panel input[type=range]::-moz-range-track{background:var(--border-color);border-radius:2px;height:4px}.settings-group{border-radius:5px;padding:10px;margin-bottom:10px}.settings-group h4{margin-top:0;margin-bottom:10px}.menu-dropdown.main-menu-dropdown:has(.settings-panel.compact){width:min(92vw,480px)!important;max-width:min(92vw,480px)!important;padding:12px!important}.settings-panel.compact{width:100%;max-width:none;box-sizing:border-box}.settings-panel.compact .setting-group{padding:8px 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