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ease-in-out;opacity:0;pointer-events:none;z-index:45;background-color:transparent}.overlay-active{opacity:1;pointer-events:auto}}@media (max-width: 768px) and (prefers-color-scheme: light){.sidebar{background:#fff;border-right:1px solid var(--border-light);box-shadow:2px 0 8px #0000001a}.main-content:before{background-color:transparent}.main-content-shifted{filter:blur(4px) brightness(.95)}}@media (max-width: 768px) and (prefers-color-scheme: dark){.sidebar{background:#000}}@media (min-width: 769px){.sidebar{position:relative;width:260px;transform:translate(0);display:flex!important;border-right:1px solid var(--border-light)}.sidebar.sidebar-collapsed{width:0;overflow:hidden;border-right:none}.overlay{display:none}}.app-container{display:none;height:100vh;height:100svh;padding-bottom:max(var(--safe-area-bottom),var(--safe-area-bottom-constant));background-color:var(--bg-primary);overscroll-behavior-y:contain}.desktop-sidebar-container{display:flex;flex:1;overflow:hidden}@media (max-width: 768px){.app-container{flex-direction:column;overscroll-behavior-y:contain}.desktop-sidebar-container{flex-direction:column}}@media (min-width: 769px){.app-container{flex-direction:row}.desktop-sidebar-container{flex-direction:row;flex:1}}.main-content{display:flex;flex-direction:column;flex:1;overflow:hidden;background-color:var(--bg-primary)}@media (max-width: 768px){.main-content>.md\:hidden.flex.items-center.justify-between{position:fixed;top:0;left:0;right:0;z-index:100;background-color:var(--bg-primary);touch-action:none}.chat-input-container{position:fixed!important;bottom:0;left:0;right:0;z-index:100;padding-bottom:max(var(--safe-area-bottom),16px);background-color:var(--bg-primary);touch-action:none}}.chat-messages-container{flex-grow:1;overflow-y:auto;background:var(--bg-primary);overscroll-behavior-y:auto;-webkit-overflow-scrolling:touch}#welcome-screen{display:none;align-items:center;justify-content:center;overflow-y:hidden;position:relative}#welcome-screen.visible{display:flex}#welcome-screen.hidden{display:none!important}#main-chat-view{display:block;scroll-padding-top:calc(var(--mobile-header-offset, 72px) + 16px);scroll-padding-bottom:calc(var(--mobile-input-offset, 96px) + 16px)}#main-chat-view.hidden{display:none!important}@media (max-width: 768px){.chat-messages-container{height:min(100vh,100svh)}#chat-messages{position:relative}#chat-messages:before,#chat-messages:after{content:"";display:block}#chat-messages:before{height:calc(var(--mobile-header-offset, 72px) + 12px)}#chat-messages:after{height:calc(var(--mobile-input-offset, 96px) + 12px)}}@media (min-width: 769px){.chat-messages-container{padding-top:0}}.chat-input-container{flex-shrink:0;background:var(--bg-primary)}@media (prefers-color-scheme: light){.chat-input-container{background:var(--bg-primary)}}@media (min-width: 769px){.chat-input-container{position:relative}}.chat-input-wrapper{position:relative;padding:.5rem .5rem .5rem 1.5rem!important}.chat-input-wrapper textarea{flex:1;width:100%;padding:.25rem 0}.chat-input-wrapper .send-button{flex-shrink:0;align-self:center;transition:margin .2s ease,transform .2s ease}.chat-input-wrapper--expanded{align-items:flex-end!important;border-radius:24px!important;padding:.75rem .5rem .5rem 1.5rem!important}.chat-input-wrapper--expanded .send-button{align-self:flex-end;margin-bottom:0}.chat-input-wrapper--expanded textarea{padding-top:.5rem;padding-bottom:.5rem}@media (max-width: 768px){.chat-input-container{border-top:none}}.edit-button{display:none}.chat-message-container:hover .edit-button{display:block}.edit-button-hidden{display:none!important}.chat-message-container.editing{justify-content:center!important}.chat-message-container.editing>div{max-width:100%!important;width:100%!important}.message-editing{background:var(--bg-edit-mode)!important;border:1px solid var(--border-edit-mode)!important;border-radius:16px!important;padding:12px!important;box-sizing:border-box;width:100%!important;max-width:100%!important}.message-editing textarea{background:transparent;color:var(--text-edit-mode);border:none;outline:none;resize:none;width:100%;font-family:Inter,sans-serif;font-size:inherit;line-height:inherit;padding:8px;min-height:100px}.edit-actions-container{display:flex;justify-content:flex-end;gap:8px;margin-top:8px;padding-top:0;border-top:none}.edit-action-btn{padding:8px 16px;border-radius:12px;font-weight:600;font-size:14px;cursor:pointer;transition:all .2s;border:none;display:flex;align-items:center;justify-content:center;gap:8px}.history-item-actions{opacity:0}@media (hover: hover){.history-item:hover .history-item-actions{opacity:1}}@media (max-width: 768px){.history-menu-btn{opacity:1!important}}.history-item-content{transition:background-color .2s ease,border-color .2s ease;-webkit-tap-highlight-color:transparent;-moz-user-select:none;user-select:none;-webkit-user-select:none;border:1px solid transparent}.history-item-content.active-chat{background-color:var(--bg-sidebar-item-hover)!important;border-color:transparent}@media (hover: hover){.history-item-content:hover{background-color:var(--bg-sidebar-item-hover)!important}}.cancel-edit-btn{background:var(--button-cancel-bg);color:var(--button-cancel-text);border:1px solid var(--border-edit-mode)}.cancel-edit-btn:hover{background:var(--button-cancel-hover);color:var(--text-primary)}.submit-edit-btn{background:var(--accent-blue);color:#fff;min-width:40px;min-height:40px;border-radius:50%;padding:0}.submit-edit-btn:hover{background:var(--accent-blue-hover)}button:hover{opacity:.9}button:active:not(.transform){transform:scale(.98)}.markdown-content{line-height:1.7;color:var(--text-primary)}.markdown-content h1,.markdown-content h2,.markdown-content h3{font-weight:600;margin-top:1.5em;margin-bottom:.5em;color:var(--text-primary)}.markdown-content h1{font-size:1.5em}.markdown-content h2{font-size:1.3em}.markdown-content h3{font-size:1.1em}.markdown-content p{margin-bottom:1em}.markdown-content ul,.markdown-content ol{margin-left:1.5em;margin-bottom:1em}.markdown-content li{margin-bottom:.5em}.markdown-content code{background-color:var(--bg-tertiary);color:var(--text-primary);padding:.2em .4em;border-radius:4px;font-family:Courier New,monospace;font-size:.9em}.markdown-content pre{background-color:var(--bg-tertiary);padding:1em;border-radius:8px;overflow-x:auto;margin-bottom:1em}.markdown-content pre code{background:none;padding:0}.markdown-content blockquote{border-left:3px solid var(--border-medium);padding-left:1em;margin-left:0;margin-bottom:1em;color:var(--text-secondary)}.markdown-content a{color:var(--accent-blue);text-decoration:underline}.markdown-content strong{font-weight:600}.markdown-content em{font-style:italic}@media (max-width: 768px){.chat-input-container:not(.hidden){display:block!important}.chat-input-container.hidden{display:none!important}}@media (min-width: 769px){.chat-input-container.hide-on-welcome{display:none}}@media (prefers-color-scheme: dark){::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-secondary)}::-webkit-scrollbar-thumb{background:var(--bg-tertiary);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--border-medium)}}@media (prefers-color-scheme: light){::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-secondary)}::-webkit-scrollbar-thumb{background:var(--border-light);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--border-medium)}}.dice-button{padding:8px;border-radius:50%;background-color:transparent;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:all .2s ease}.dice-button:hover{background-color:var(--bg-sidebar-item-hover);color:var(--text-primary)}.dice-button:active{transform:scale(.95)}.dice-button.visible{opacity:1!important}.dice-button.hidden{opacity:0!important;pointer-events:none}.legal-footer{margin-top:12px;padding-top:8px}.legal-footer a{color:inherit;text-decoration:none}.legal-footer a:hover{text-decoration:underline}.welcome-legal-footer{position:fixed;bottom:0;left:50%;transform:translate(-50%);padding:16px;text-align:center;pointer-events:auto;max-width:800px;width:100%;z-index:110;opacity:0;transition:left .3s ease-in-out,opacity .5s ease-in-out}@media (max-width: 768px){.welcome-legal-footer{bottom:80px;padding-bottom:0;transition:opacity .5s ease-in-out}.welcome-legal-footer p{font-size:10px}}@media (min-width: 769px){.welcome-legal-footer{left:calc(50% + 130px)}.welcome-legal-footer.sidebar-collapsed{left:50%}}.welcome-legal-footer a{color:inherit;text-decoration:none;pointer-events:auto}.welcome-legal-footer a:hover{text-decoration:underline}#welcome-question{opacity:1;transition:opacity .8s ease-in-out}#welcome-question.transparent-text{opacity:0!important}@media (min-width: 769px){#welcome-question.transparent-text{opacity:1!important}}@keyframes fadeInLine{0%{opacity:0}to{opacity:1}}.line-animate{animation:fadeInLine 2s ease-in-out forwards}@keyframes historyLoadingPulse{0%,to{opacity:.4;transform:scale(.85)}50%{opacity:1;transform:scale(1)}}.history-loading-indicator{width:8px;height:8px;border-radius:9999px;background-color:var(--accent-blue);display:inline-block;margin-left:.5rem;animation:historyLoadingPulse 1.2s ease-in-out infinite}.loading-circle{width:30px;height:30px;display:inline-block}.loading-circle svg{transform:rotate(-90deg);width:100%;height:100%}.loading-circle-rotate{animation:fadeIn .4s ease-out forwards,loadingRotate 16s cubic-bezier(.3,.8,.5,1) forwards,loadingPulse 2s ease-in-out infinite;animation-delay:0s,0s,16s;opacity:0}@keyframes fadeIn{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}.loading-circle-fade-out{animation:fadeOut .3s ease-in forwards!important}@keyframes fadeOut{0%{opacity:1;transform:scale(1)}to{opacity:0;transform:scale(.95)}}@keyframes loadingRotate{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes loadingPulse{0%,to{transform:scale(1) rotate(360deg)}50%{transform:scale(1.1) rotate(360deg)}}.loading-circle-bg{fill:none;stroke:currentColor;stroke-width:5;opacity:.15}.loading-circle-progress{fill:none;stroke:currentColor;stroke-width:5;stroke-linecap:round;stroke-dasharray:80;stroke-dashoffset:80;animation:loadingFill 16s cubic-bezier(.2,.8,.4,1) forwards}@keyframes loadingFill{0%{stroke-dashoffset:80}15%{stroke-dashoffset:60}80%{stroke-dashoffset:8}to{stroke-dashoffset:0}}#loadingCanvas{position:fixed;top:0;left:0;width:100vw;height:100vh;pointer-events:none;z-index:10}.loading-placeholder{width:36px;height:36px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.loading-row{display:flex;align-items:center;gap:12px;width:100%}.loading-info-button{width:24px;height:24px;border-radius:50%;border:1px solid var(--border-light);background:transparent;color:var(--text-tertiary);font-size:12px;cursor:pointer;opacity:.8;transition:all .3s ease;flex-shrink:0}.loading-info-button:hover{opacity:1}.loading-info-button.loading-info-hidden{opacity:0;pointer-events:none}.loading-info-text{flex:1;font-size:13px;line-height:1.5;color:var(--text-secondary);opacity:0;transform:translate(20px);transition:all .4s ease;pointer-events:none}.loading-info-text.loading-info-visible{opacity:1;transform:translate(0)}.loading-info-text.loading-info-fade-out{opacity:0;transition:opacity .5s ease}.settings-content{animation:fadeIn .3s ease-in-out}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.settings-section{margin-bottom:1.5rem}.progress-bar-container{width:100%;height:8px;background-color:#80808026;border-radius:9999px;overflow:hidden;position:relative}.progress-bar{height:100%;background-color:#3b82f6;border-radius:9999px;transition:width .5s ease-in-out;position:relative}.progress-bar.low{background-color:#3b82f6}.progress-bar.medium{background-color:#f59e0b}.progress-bar.high{background-color:#ef4444}.upgrade-button:hover{opacity:.9;transform:translateY(-1px)}.upgrade-button:active{transform:translateY(0)}.delete-button{background-color:#ef44441a;color:#ef4444;border:1px solid rgba(239,68,68,.2)}.delete-button:hover{background-color:#ef444433;border-color:#ef44444d}.delete-button:active{background-color:#ef444440}.delete-button.confirming{background-color:#ef4444;color:#fff;border-color:#ef4444}.delete-button.confirming:hover{background-color:#dc2626}#refresh-usage-button svg{transition:transform .3s ease}#refresh-usage-button:hover svg{transform:rotate(90deg)}#refresh-usage-button.refreshing svg{animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.user-profile-block{cursor:pointer}.user-profile-block:hover,.user-profile-block.active{background-color:var(--bg-sidebar-item-hover)}#user-avatar{-o-object-fit:cover;object-fit:cover}#user-avatar:not([src]),#user-avatar[src=""]{background:linear-gradient(135deg,#667eea,#764ba2)}.settings-block{background-color:var(--bg-user-message);border-radius:1rem;padding:1.5rem;margin-bottom:1rem}.limit-item{padding:.5rem 0}.limit-item:first-of-type{padding-top:0}.settings-divider{display:none}.settings-content>h2{padding-left:1.5rem}.reset-text{min-height:1rem}@media (max-width: 768px){.settings-content{padding:1rem 0;padding-top:calc(var(--mobile-header-offset, 72px) + 28px)}.settings-section h3{font-size:1rem}.limit-item{padding:.5rem 0}}@media (prefers-color-scheme: light){.progress-bar-container{background-color:#00000014}}@media (prefers-color-scheme: dark){.progress-bar-container{background-color:#ffffff14}}