:root{--bg-color: #121212;--text-color: #f0f0f0;--primary-color: #00AFB5;--secondary-color: #222222;--border-color: #333333;--hover-color: #333333;--active-color: #444444;--error-color: #c41c1c;--success-color: #23e023;--font-sans: "Hubot Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;--font-mono: "Space Mono","Arial", Menlo, Monaco, "Courier New", monospace}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);background-color:var(--bg-color);color:var(--text-color);line-height:1.6;font-size:16px;overflow-x:hidden;background-image:radial-gradient(var(--border-color) 1px,transparent 1px);background-size:20px 20px}a{color:var(--primary-color);text-decoration:none}button{cursor:pointer;font-family:inherit;border:none;background:none;color:inherit}.chat-container{display:flex;flex-direction:column;height:100vh;width:100%;position:relative}.title-flare{color:var(--primary-color);font-weight:400}.title-underline{text-decoration:underline}.app-layout{display:flex;height:100%;width:100%}.sidebar{width:260px;background-color:var(--bg-color);border-right:1px solid var(--border-color);display:flex;flex-direction:column;transition:transform .3s ease;height:100%}.sidebar-hidden{transform:translate(-100%)}.sidebar-header{padding:16px;border-bottom:1px solid var(--border-color)}#new-tab-btn{width:100%;padding:8px 12px;border:1px solid var(--primary-color);color:#fff;border-radius:4px;font-weight:500;transition:background-color .2s}#new-tab-btn:hover{background-color:var(--hover-color);border:1px solid var(--primary-color)}.tabs-container{flex:1;overflow-y:auto}.tabs-list{display:flex;flex-direction:column;gap:2px;padding:8px}.tab-item{padding:8px 12px;border-radius:4px;cursor:pointer;display:flex;justify-content:space-between;align-items:center}.tab-item:hover{background-color:var(--hover-color)}.tab-item.active{background-color:var(--active-color)}.tab-close{opacity:.5;width:19.25px}.tab-close:hover{opacity:1;border-radius:50%;background-color:var(--secondary-color)}.main-content{flex:1;display:flex;flex-direction:column;height:100%;overflow:hidden}.chat-header{padding:12px 16px;border-bottom:1px solid var(--border-color);background-color:var(--bg-color);display:flex;flex-direction:row-reverse;justify-content:space-between;align-items:center}.header-controls{display:flex;align-items:center;gap:12px}#model-select{font-family:var(--font-serif)}.model-selector select{font-family:var(--font-sans);padding:6px 10px;background-color:var(--secondary-color);color:var(--text-color);border:1px solid var(--border-color);border-radius:4px;font-size:14px}.model-selector select:focus{outline:none;border-color:var(--primary-color)}.settings-btn{display:flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:4px;color:var(--text-color);opacity:.7;transition:opacity .2s,background-color .2s}.settings-btn:hover{opacity:1;background-color:var(--hover-color)}.chat-content{flex:1;display:flex;flex-direction:column;overflow:hidden;position:relative;align-items:center}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;height:100%;padding:20px;color:#ffffffb3;width:100%;max-width:1100px}.empty-state h2{margin-bottom:12px;font-weight:500}.welcome-pulse{margin-top:24px;animation:pulse 2s infinite;opacity:.7}@keyframes pulse{0%{transform:translateY(0);opacity:.7}50%{transform:translateY(10px);opacity:.4}to{transform:translateY(0);opacity:.7}}.chat-messages{flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:16px;width:100%;max-width:1100px;margin:0 auto;padding:16px 24px}.message+.message{margin-top:16px;position:relative}.message+.message:before{content:"";position:absolute;top:-8px;left:50%;transform:translate(-50%);width:20px;height:1px;background-image:radial-gradient(var(--border-color) 1px,transparent 1px);background-size:4px 4px}.message{display:flex;flex-direction:column;max-width:90%;padding:3px 16px;border-radius:8px;line-height:1.5;opacity:0;transform:translateY(10px);animation:fadeInUp .3s ease forwards}@keyframes fadeInUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.message.user{align-self:flex-end;color:#fff;border:1px solid var(--border-color);background-color:var(--bg-color)}.message.assistant{font-family:var(--font-sans);align-self:flex-start;background-color:var(--bg-color)}.border-google{border:1px solid #65a9f288}.border-anthropic{border:1px solid #C17B66}.border-openai{border:1px solid #20A18488}.border-other{border:0px solid #f0f0f088}.message-content{overflow-wrap:break-word}.message-content p{margin-bottom:16px}.message-content p:last-child{margin-bottom:0}.message-content pre{background-color:var(--secondary-color);padding:12px;border-radius:4px;overflow-x:auto;margin:12px 0;font-family:var(--font-mono);font-size:14px}.message-content code{font-family:var(--font-mono);font-weight:500;background-color:#0003;padding:2px 4px;border-radius:3px;font-size:1em}.message-content pre code{background-color:transparent;padding:0}.message-content ul,ol{margin-left:30px;margin-bottom:16px}.message-model{font-size:10px;opacity:.7;margin-top:8px;align-self:flex-start;font-family:var(--font-sans)}.loading-animation{display:flex;padding:12px 16px;border-radius:8px;align-self:flex-start;margin-top:16px}.loading-dot{width:8px;height:8px;margin:0 4px;border-radius:50%;background-color:var(--text-color);opacity:.7;animation:loadingDot 1.4s infinite ease-in-out}.loading-dot:nth-child(1){animation-delay:0s}.loading-dot:nth-child(2){animation-delay:.2s}.loading-dot:nth-child(3){animation-delay:.4s}@keyframes loadingDot{0%,80%,to{transform:scale(.6);opacity:.4}40%{transform:scale(1);opacity:.8}}.chat-input-container{padding:16px;border:1px solid var(--border-color);border-top-left-radius:20px;border-top-right-radius:20px;display:flex;align-items:center;gap:12px;position:relative;background-color:#161616;width:100%;max-width:1100px;margin:0 auto}#user-input{flex:1;padding:12px 16px;background-color:var(--secondary-color);color:var(--text-color);border:1px solid var(--border-color);border-radius:12px;resize:none;height:58px;max-height:200px;font-family:inherit;font-size:inherit;line-height:inherit;transition:border-color .2s,box-shadow .2s;box-shadow:0 4px 12px #0003}#user-input:focus{outline:none;border-color:var(--primary-color);box-shadow:0 6px 16px #0000004d}#user-input::placeholder{color:#e0e0e080}.send-button{width:44px;height:44px;border-radius:50%;background-color:var(--secondary-color);color:var(--text-color);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:transform .2s,background-color .2s,opacity .2s;flex-shrink:0;border:1px solid var(--border-color);z-index:10;position:relative;opacity:1}.send-button:hover{border:1px solid var(--primary-color);transform:translateY(-2px)}.send-button:active{transform:translateY(0)}.send-button.inactive{opacity:.5;cursor:default}.send-button.inactive:hover{transform:none;background-color:var(--secondary-color)}.send-button:disabled{opacity:.5;cursor:not-allowed;transform:none}.send-button svg{fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.upload-button{width:44px;height:44px;border-radius:50%;background-color:var(--secondary-color);color:var(--text-color);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:transform .2s,background-color .2s,opacity .2s;flex-shrink:0;border:1px solid var(--border-color);z-index:10;position:relative;opacity:1;order:-1}.upload-button:hover{border:1px solid var(--primary-color);transform:translateY(-2px)}.upload-button:active{transform:translateY(0)}.upload-button:disabled{opacity:.5;cursor:not-allowed;transform:none}.upload-button svg{fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}#send-btn:not(.send-button){display:none}.error-container{position:fixed;bottom:20px;left:50%;transform:translate(-50%);background-color:var(--error-color);color:#fff;padding:12px 20px;border-radius:8px;font-size:14px;z-index:1000;box-shadow:0 4px 12px #0000004d;max-width:90%;text-align:center;animation:error-appear .3s ease-out forwards}@keyframes error-appear{0%{opacity:0;transform:translate(-50%) translateY(20px)}to{opacity:1;transform:translate(-50%) translateY(0)}}.settings-panel{position:fixed;top:0;right:0;width:320px;height:100vh;background-color:var(--secondary-color);border-left:1px solid var(--border-color);padding:20px;transform:translate(100%);transition:transform .3s ease;z-index:1000;overflow-y:auto}.settings-panel.visible{transform:translate(0)}.settings-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;padding-bottom:10px;border-bottom:1px solid var(--border-color)}.settings-header h2{font-size:18px;font-weight:500}.settings-close{background:none;border:none;color:var(--text-color);cursor:pointer;font-size:20px;opacity:.7;transition:opacity .2s}.settings-close:hover{opacity:1}.settings-section{margin-bottom:24px}.settings-section h3{font-size:16px;font-weight:500;margin-bottom:12px;color:var(--primary-color)}.settings-item{margin-bottom:16px}.settings-item label{display:block;margin-bottom:6px;font-size:14px}.settings-item input[type=text],.settings-item input[type=password],.settings-item select{width:100%;padding:8px 12px;background-color:var(--bg-color);color:var(--text-color);border:1px solid var(--border-color);border-radius:4px;font-size:14px}.settings-item input[type=text]:focus,.settings-item input[type=password]:focus,.settings-item select:focus{outline:none;border-color:var(--primary-color)}#sidebar-toggle{position:fixed;top:10px;left:10px;z-index:100;width:36px;height:36px;background-color:var(--secondary-color);color:var(--text-color);border-radius:4px;display:flex;align-items:center;justify-content:center;font-size:18px;border:1px solid var(--border-color);transition:background-color .2s}#sidebar-toggle:hover{background-color:var(--hover-color)}.login-popup{font-family:var(--font-sans);position:fixed;top:0;left:0;width:100%;height:100%;background-color:#00000080;display:flex;justify-content:center;align-items:center;z-index:1000}.login-popup-content{background-color:var(--secondary-color);padding:2rem;border-radius:8px;box-shadow:0 4px 6px #0000001a;width:90%;max-width:400px;text-align:center;border:1px solid var(--border-color)}.login-popup h2{margin-top:0;color:var(--text-color);margin-bottom:1rem}.login-popup input{width:100%;padding:.75rem;margin:1rem 0;border:1px solid var(--border-color);border-radius:4px;font-size:1rem;background-color:var(--bg-color);color:var(--text-color);font-family:var(--font-mono)}.login-popup input:focus{outline:none;border-color:var(--primary-color)}.login-popup button{background-color:var(--primary-color);color:#fff;border:none;padding:.75rem 1.5rem;border-radius:4px;font-size:1rem;cursor:pointer;transition:background-color .2s}.login-popup button:hover{background-color:#0095a8}.login-popup button:disabled{background-color:#555;cursor:not-allowed}.login-error{color:var(--error-color);margin-bottom:1rem}.user-greeting{color:var(--text-color)}.logout-btn{background-color:var(--error-color);color:#fff;border:none;margin:.4rem 0;padding:.5rem 1rem;border-radius:4px;cursor:pointer;transition:background-color .2s}.logout-btn:hover{background-color:#a01616}@media (max-width: 768px){.sidebar{position:absolute;z-index:10;height:100%}#sidebar-toggle{display:flex}}.tab-item .icon{margin-right:8px;width:16px;height:16px;display:inline-flex;align-items:center;justify-content:center}@media (min-width: 769px){#sidebar-toggle{display:none}}