*{margin:0;padding:0;box-sizing:border-box;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Oxygen,Ubuntu,Cantarell,'Open Sans','Helvetica Neue',sans-serif}:root{--max-content-width:900px;--primary-color:#5e5ce6;--bg-color:#fff;--sidebar-bg:#f7f7f8;--user-msg-bg:#5e5ce61c;--user-msg-bg-2:#5e5ce62e;--user-msg-border:#5e5ce660;--border-color:#e5e5e5;--highlight-color:#f6f8fa;--text-color:#343541;--placeholder-color:#6f6f7d;--grey:#808080;--delete-chat-hover-color:#696969;--hover-bg:rgba(0,0,0,.05);--active-bg:rgba(0,0,0,.1);--error-bg:#fff4f4;--error-color:#e53935;--search-progress-color:#1a58c6;--search-progress-bg:#f0f7ff;--search-complete-color:#166534;--search-complete-bg:#f0fdf4;--search-complete-icon:#16a34a;--stop-message-bg:#fffcf0;--stop-message-border:#e5c734;--close-btn-color:#666;--close-btn-hover-color:#333;--timestamp-color:#bbb;--thumbnail-pdf-bg:#f8f9fa;--thumbnail-pdf-color:#dc3545;--file-icon-bg:#f2f2f2;--file-icon-color:#5e5ce6;--popup-box-shadow-color:rgba(0,0,0,.15);--remove-file-bg:rgba(0,0,0,.5);--toggle-bg:rgba(0,0,0,.2)}@media(prefers-color-scheme:dark){:root{--primary-color:#7a78ff;--bg-color:#1a1a1f;--sidebar-bg:#212226;--user-msg-bg:#7a78ff1c;--user-msg-bg-2:#7a78ff2e;--user-msg-border:#7a78ff60;--border-color:#3a3a43;--highlight-color:#2a2a30;--text-color:#e0e0e6;--placeholder-color:#9e9ea8;--grey:#a0a0a0;--delete-chat-hover-color:#c0c0c0;--hover-bg:rgba(255,255,255,.08);--active-bg:rgba(255,255,255,.12);--error-bg:#3c1c1c;--error-color:#ff6b6b;--search-progress-color:#6b8eff;--search-progress-bg:#1f2b47;--search-complete-color:#7ce07c;--search-complete-bg:#1a3526;--search-complete-icon:#4caf50;--stop-message-bg:#3a3522;--stop-message-border:#f0c94a;--close-btn-color:#999;--close-btn-hover-color:#ccc;--timestamp-color:#666;--thumbnail-pdf-bg:#2a2a30;--thumbnail-pdf-color:#ff6b6b;--file-icon-bg:#2a2a2f;--file-icon-color:#7a78ff;--popup-box-shadow-color:rgba(0,0,0,.3);--remove-file-bg:rgba(255,255,255,.2);--toggle-bg:rgba(255,255,255,.15)}}body{background-color:var(--bg-color);color:var(--text-color);height:100dvh;overflow:hidden}a,a:active,a:focus,a:visited{text-decoration:none;color:var(--primary-color)}a:hover{text-decoration:underline;color:var(--primary-color)}button{font-size:14px}#app-container{display:flex;height:100dvh;width:100%;overflow:hidden}#sidebar{width:280px;background-color:var(--sidebar-bg);height:100%;border-right:1px solid var(--border-color);transition:transform .3s ease;display:flex;flex-direction:column;position:absolute;left:0;top:0;bottom:0;z-index:10;transform:translateX(-100%)}#sidebar-tabs{display:flex;border-bottom:1px solid var(--border-color)}.tab{flex:1;padding:12px;text-align:center;cursor:pointer;background:none;border:0;border-bottom:2px solid transparent;color:var(--placeholder-color);position:relative}.tab.active{color:var(--primary-color);border-bottom-color:var(--primary-color)}.large-screen{display:none}.small-screen{display:inline}@media(min-width:1200px){#sidebar{position:relative;transform:translateX(0)}#mobile-sidebar-toggle{display:none!important}.main-content{margin-left:0;padding:10px 20px 0 20px!important}#app-container{display:flex;flex-direction:row}#new-chat-btn{width:100%}.large-screen{display:inline}.small-screen{display:none}}#sidebar.open{transform:translateX(0)}#sidebar-header{display:flex;align-items:center;gap:6px;padding:12px;border-bottom:1px solid var(--border-color);justify-content:flex-end}.icon-button{background:none;border:0;padding:8px;cursor:pointer;border-radius:4px}.icon-button:hover{background-color:var(--hover-bg)}#new-chat-btn{background-color:var(--primary-color);color:var(--bg-color);border:0;padding:8px 16px;border-radius:4px;cursor:pointer;font-weight:500}#new-chat-btn span{font-size:16px;position:relative;top:2px}.chat-list{overflow-y:auto;flex-grow:1;padding:8px;scrollbar-color:var(--border-color) transparent}.chat-list-item{display:flex;justify-content:space-between;align-items:center;padding:8px 10px;cursor:pointer;border-radius:4px;margin-bottom:4px}.chat-list-item-text{flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-size:14px}.delete-chat{opacity:0;color:var(--grey);background:none;border:0;padding:0;cursor:pointer;transition:opacity .2s;position:relative}.delete-chat span{font-size:14px;position:relative;top:2px}.chat-list-item:hover .delete-chat{opacity:1}.delete-chat:hover{color:var(--delete-chat-hover-color)}.chat-list-item:hover{background-color:var(--hover-bg)}.chat-list-item.active{background-color:var(--active-bg)}.preset-category-header{font-weight:bold;color:var(--primary-color);margin:12px 0 12px 10px;font-size:16px;letter-spacing:.5px}.main-content{flex:1;display:flex;flex-direction:column;overflow:hidden;margin-left:0;width:100%;padding:10px 0 0}.main-content.landing-centered{display:flex;align-items:center;justify-content:center;height:90dvh;padding:0}#chat-container{flex:1;overflow-y:auto;scrollbar-gutter:stable;scrollbar-color:var(--border-color) transparent;padding:30px 0;display:flex;flex-direction:column;width:100%;mask-image:linear-gradient(to bottom,transparent 0%,black 30px,black calc(100% - 30px),transparent 100%)}#chat-content-container{margin:0 auto;max-width:var(--max-content-width);width:100%;display:flex;flex-direction:column;padding:0 20px}#landing-message{text-align:center;margin:0 20px 20px}#landing-message h1{margin:6px 0 12px;font-size:32px}#landing-message p{margin-bottom:10px}.login-btn{background-color:var(--primary-color);color:var(--bg-color)!important;text-decoration:none!important;border:0;padding:8px 16px;border-radius:4px;cursor:pointer;font-weight:500;display:inline-flex;align-items:center;gap:8px;text-decoration:none;margin-top:24px;max-width:fit-content}.login-btn span{font-size:18px;position:relative;top:-1px}#welcome-message{text-align:center;margin-top:60px;padding:0 20px}#welcome-message h1{margin:18px 0 24px;font-size:32px}#welcome-message p{margin-bottom:16px}.message{max-width:100%;margin-bottom:30px;line-height:1.6}.user-message{background:linear-gradient(135deg,var(--user-msg-bg),var(--user-msg-bg-2));align-self:flex-end;padding:12px 20px;border-radius:18px;border:1px solid var(--user-msg-border);max-width:85%;position:relative}.assistant-message{align-self:flex-start}.assistant-message.error{background-color:var(--error-bg);border-left:4px solid var(--error-color);padding:12px 15px;border-radius:4px}.assistant-message.error .material-symbols-rounded{color:var(--error-color);font-size:18px;margin-right:8px;vertical-align:middle;position:relative;top:-1px}.message-file>img{max-width:500px;width:100%}#input-container{border-top:1px solid var(--border-color);padding:15px;position:relative}#chat-form{display:flex;align-items:flex-end;max-width:var(--max-content-width);margin:0 auto;position:relative;border:1px solid var(--border-color);border-radius:8px;background-color:var(--bg-color)}#user-input{flex:1;padding:12px 45px 12px 12px;border:0;resize:none;outline:0;max-height:200px;overflow-y:auto;border-radius:8px;font-size:16px;background-color:var(--bg-color);color:var(--text-color)}#send-btn{position:absolute;right:8px;bottom:8px;background:none;border:0;cursor:pointer;width:30px;height:30px;display:flex;align-items:center;justify-content:center;color:var(--primary-color)}#send-btn:disabled{cursor:default;color:var(--placeholder-color)}#send-btn svg{width:18px;height:18px}#file-upload{position:relative;margin-left:6px}#file-label{display:inline-block;cursor:pointer;font-size:20px;padding:8px 5px 0}#file-input{display:none}#file-preview{display:flex;flex-wrap:wrap;gap:5px;margin-top:5px}.file-thumbnail{position:relative;width:40px;height:40px;margin-bottom:5px;border-radius:4px;overflow:hidden}.file-thumbnail img{width:100%;height:100%;object-fit:cover}.file-thumbnail .pdf-thumbnail{width:100%;height:100%;background-color:var(--thumbnail-pdf-bg);display:flex;align-items:center;justify-content:center;color:var(--thumbnail-pdf-color);font-weight:bold;font-size:12px}.remove-file{position:absolute;top:2px;right:2px;background-color:var(--remove-file-bg);color:var(--bg-color);border:0;border-radius:50%;width:18px;height:18px;font-size:12px;display:flex;justify-content:center;cursor:pointer}#mobile-sidebar-toggle{position:fixed;left:14px;top:14px;z-index:20;background-color:var(--primary-color);color:var(--bg-color);border:0;border-radius:50%;width:40px;height:40px;font-size:18px;display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 2px 5px var(--toggle-bg)}#mobile-sidebar-toggle .material-symbols-rounded{font-size:24px}#typing-indicator{display:flex;align-items:center;padding:15px;background-color:var(--assistant-msg-bg);border-radius:8px;border-bottom-left-radius:0;align-self:flex-start;margin-bottom:20px;border:1px solid var(--border-color)}#typing-indicator span{width:8px;height:8px;background-color:var(--text-color);border-radius:50%;display:inline-block;margin-right:5px;animation:typing 1.5s infinite ease-in-out}#typing-indicator span:nth-child(2){animation-delay:.2s}#typing-indicator span:nth-child(3){animation-delay:.4s;margin-right:0}#typing-indicator.user{background-color:var(--user-msg-bg);border-bottom-left-radius:8px;border-bottom-right-radius:0;align-self:flex-end;margin-bottom:20px;border:1px solid var(--user-msg-border)}@keyframes typing{0%,100%{transform:translateY(0)}50%{transform:translateY(-5px)}}#settings-display{background-color:var(--sidebar-bg);border:1px solid var(--border-color);padding:8px 12px;margin:5px auto 0;border-radius:20px;max-width:var(--max-content-width)}#settings-row{display:flex;align-items:center;justify-content:center;gap:16px}.setting-item{display:flex;align-items:center;gap:4px;cursor:default}.setting-item .material-symbols-rounded{font-size:20px;color:var(--placeholder-color)}#system-prompt-popup{display:none;position:absolute;background:var(--bg-color);border:1px solid var(--border-color);padding:15px;border-radius:8px;box-shadow:0 3px 12px var(--popup-box-shadow-color);max-width:min(800px,60vw);max-height:60dvh;z-index:100;font-size:14px;line-height:1.6;color:var(--text-color);transition:opacity .2s ease}#system-prompt-popup h2{margin-bottom:10px;color:var(--primary-color);font-size:15px}#system-prompt-popup div{white-space:pre-wrap;overflow-y:auto;overflow-x:hidden;max-height:calc(60dvh - 100px)}.info-icon{cursor:pointer;transition:color .2s ease}.info-icon:hover{color:var(--primary-color)}.close-btn{position:absolute;top:10px;right:10px;background:none;border:0;color:var(--close-btn-color);font-size:18px;cursor:pointer;padding:0;width:24px;height:24px;display:flex;align-items:center;justify-content:center;border-radius:50%;transition:background-color .2s ease,color .2s ease}.close-btn::before{content:"×";position:relative;top:-2px}.close-btn:hover{background-color:var(--hover-bg);color:var(--close-btn-hover-color)}.message *:last-child{margin-bottom:0}.message h1{font-size:20px;margin-bottom:14px}.message h2{font-size:18px;margin-bottom:14px}.message h3{font-size:17px;margin-bottom:12px}.message h4{font-size:16px;margin-bottom:12px}.message h1:not(:first-child),.message h2:not(:first-child),.message h3:not(:first-child),.message h4:not(:first-child){margin-top:24px}.message p{font-size:16px;margin-bottom:12px}.message a,message a:active,message a:hover,message a:focus,message a:visited{color:var(--primary-color);text-decoration:none}.message ul,.message ol{margin:8px 0 18px 0;padding-left:36px}.message li{margin-bottom:8px;list-style-position:outside;padding-left:6px}.message pre{background-color:var(--highlight-color);border-radius:6px;padding:16px;overflow-x:auto;margin:16px 0;font-family:'SFMono-Regular',Consolas,'Liberation Mono',Menlo,monospace;font-size:14px;line-height:1.45;tab-size:2}.message code{font-family:'SFMono-Regular',Consolas,'Liberation Mono',Menlo,monospace;background-color:var(--highlight-color);padding:.2em .4em;border-radius:3px;font-size:85%}.message pre code{background-color:transparent;padding:0;font-size:100%;white-space:pre}.message hr{border:0;border-top:1px solid var(--border-color);margin:20px 0}.message table{width:100%;border-collapse:collapse;margin:20px 0}.message th,.message td{border:1px solid var(--border-color);padding:8px;text-align:left}.message th{background-color:var(--highlight-color);font-weight:bold}.message blockquote{background-color:var(--highlight-color);border-left:4px solid var(--placeholder-color);padding:12px 16px;margin:16px 0;border-radius:4px}@keyframes fadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.search-container{margin-bottom:18px}.search-in-progress,.search-completed{padding:8px 12px;border-radius:6px;display:flex;align-items:center;font-size:14px;width:fit-content;animation:fadeIn .3s ease}.search-in-progress{color:var(--search-progress-color);background-color:var(--search-progress-bg);display:flex;align-items:center}.search-in-progress .material-symbols-rounded{margin-right:8px;font-size:18px;animation:pulse 2s infinite}.search-completed{color:var(--search-complete-color);background-color:var(--search-complete-bg)}.search-completed .material-symbols-rounded{margin-right:8px;font-size:18px;color:var(--search-complete-icon)}@keyframes pulse{0%{opacity:1}50%{opacity:.6}100%{opacity:1}}.message-image{max-height:100px;object-fit:cover}.message-files{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:10px}@media(max-width:650px){.message-files{flex-direction:column}}.message-file{display:flex;flex-direction:column;align-items:center}.file-icon{width:100px;background-color:var(--file-icon-bg);border-radius:4px;display:flex;align-items:center;justify-content:center;font-weight:bold;color:var(--file-icon-color);font-size:14px}.file-name{margin-top:5px;font-size:12px;width:100px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;text-align:center}h1.brand span{color:var(--grey);font-weight:normal}.logo{width:90px;height:90px}#logout-btn span,#usage-btn span{position:relative;top:2px}.table-wrapper{width:100%;overflow-x:auto}#user{color:var(--primary-color);font-weight:bold;margin:20px 20px 0;text-align:center}button.resolve{background-color:var(--primary-color);color:var(--bg-color);border:0;margin:10px auto 20px;padding:8px 24px;border-radius:4px;cursor:pointer;font-weight:500;max-width:fit-content}button.resolve:disabled{background-color:var(--placeholder-color);cursor:default}.tab #review-badge{display:none;background-color:var(--placeholder-color);color:var(--border-color);font-size:7pt;padding:0 3px;border-radius:3px;font-weight:bold;margin-left:2px;position:absolute;top:5px;right:9px}.tab.active #review-badge{background-color:var(--primary-color);color:var(--bg-color)}.assistant-message.stop{background-color:var(--stop-message-bg);border-left:4px solid var(--stop-message-border);padding:12px 15px;border-radius:4px}#long-chat-warning{text-align:center;margin:0 auto;background-color:var(--sidebar-bg);width:fit-content;padding:4px 20px;font-size:9pt;border-radius:20px 20px 0 0}.message:hover .message-timestamp{opacity:1}.message-timestamp{position:absolute;top:calc(100% + 3px);font-size:8pt;font-weight:bold;color:var(--timestamp-color);right:2px;width:150px;text-align:right;opacity:0;transition:opacity linear .2s}#voice-area{display:flex;align-items:center;justify-content:center}#speak,#restart-speak{padding:8px 16px;background-color:var(--primary-color);color:var(--bg-color);border:0;border-radius:4px;margin:6px;cursor:pointer;font-weight:500}#speak:disabled{background-color:var(--placeholder-color);cursor:default}