:root{--bg-primary:#0a0a0f;--bg-secondary:#12121a;--bg-tertiary:#1a1a25;--bg-hover:#22222f;--text-primary:#ffffff;--text-secondary:#a0a0b0;--text-muted:#606070;--accent-primary:#6366f1;--accent-secondary:#8b5cf6;--accent-gradient:linear-gradient(135deg,#6366f1,#8b5cf6 50%,#a855f7);--border-color:#2a2a3a;--border-accent:#3a3a4a;--success:#22c55e;--warning:#f59e0b;--error:#ef4444;--radius-sm:6px;--radius-md:10px;--radius-lg:16px;--radius-full:9999px;--shadow-sm:0 2px 4px rgba(0,0,0,0.3);--shadow-md:0 4px 12px rgba(0,0,0,0.4);--shadow-lg:0 8px 24px rgba(0,0,0,0.5);--shadow-glow:0 0 30px rgba(99,102,241,0.3);--font-sans:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;--font-mono:"JetBrains Mono","Fira Code",monospace}*{box-sizing:border-box;margin:0;padding:0}body,html{height:100%;font-family:var(--font-sans);background:var(--bg-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-secondary)}::-webkit-scrollbar-thumb{background:var(--border-accent);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.app-container{display:flex;height:100vh;overflow:hidden}.sidebar{width:280px;background:var(--bg-secondary);border-right:1px solid var(--border-color);display:flex;flex-direction:column}.main-content{flex:1 1;display:flex;flex-direction:column;overflow:hidden}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 18px;border-radius:var(--radius-md);font-size:14px;font-weight:500;cursor:pointer;transition:all .2s ease;border:none;outline:none}.btn-primary{background:var(--accent-gradient);color:white;box-shadow:var(--shadow-sm)}.btn-primary:hover{transform:translateY(-1px);box-shadow:var(--shadow-glow)}.btn-secondary{background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-color)}.btn-secondary:hover{background:var(--bg-hover);border-color:var(--border-accent)}.btn-ghost{background:transparent;color:var(--text-secondary)}.btn-ghost:hover,.input{background:var(--bg-tertiary);color:var(--text-primary)}.input{width:100%;padding:12px 16px;border:1px solid var(--border-color);border-radius:var(--radius-md);font-size:14px;transition:all .2s ease}.input:focus{outline:none;border-color:var(--accent-primary);box-shadow:0 0 0 3px rgba(99,102,241,.2)}.input::placeholder{color:var(--text-muted)}.card{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:20px}.card-hover:hover{border-color:var(--border-accent);box-shadow:var(--shadow-md)}.chat-container{overflow:hidden}.chat-container,.messages-container{flex:1 1;display:flex;flex-direction:column}.messages-container{overflow-y:auto;padding:20px;gap:16px}.message{max-width:80%;padding:14px 18px;border-radius:var(--radius-lg);line-height:1.6}.message-user{align-self:flex-end;background:var(--accent-gradient);color:white;border-bottom-right-radius:var(--radius-sm)}.message-assistant{align-self:flex-start;background:var(--bg-tertiary);border:1px solid var(--border-color);border-bottom-left-radius:var(--radius-sm)}.message-content{word-wrap:break-word;overflow-wrap:break-word}.message-content pre{background:var(--bg-primary);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:14px;margin:12px 0;overflow-x:auto;font-family:var(--font-mono);font-size:13px;line-height:1.5}.message-content pre code{background:transparent;padding:0;border-radius:0;font-size:inherit}.message-content code{font-family:var(--font-mono);background:rgba(99,102,241,.15);padding:3px 6px;border-radius:var(--radius-sm);font-size:.9em;border:1px solid rgba(99,102,241,.2)}.message-user .message-content code{background:rgba(255,255,255,.2);border:1px solid rgba(255,255,255,.3)}.message-user .message-content pre{background:rgba(0,0,0,.3);border-color:rgba(255,255,255,.2)}.message-content h1,.message-content h2,.message-content h3,.message-content h4,.message-content h5,.message-content h6{margin:16px 0 8px;font-weight:600;line-height:1.3}.message-content h1{font-size:1.8em}.message-content h2{font-size:1.5em}.message-content h3{font-size:1.3em}.message-content h4{font-size:1.1em}.message-content h5{font-size:1em}.message-content h6{font-size:.9em;color:var(--text-secondary)}.message-content p{margin:8px 0;line-height:1.6}.message-content a{color:var(--accent-primary);text-decoration:underline;transition:color .2s ease}.message-content a:hover{color:var(--accent-secondary)}.message-user .message-content a{color:rgba(255,255,255,.9);text-decoration:underline}.message-user .message-content a:hover{color:white}.message-content ol,.message-content ul{margin:8px 0;padding-left:24px}.message-content li{margin:4px 0;line-height:1.6}.message-content ul{list-style-type:disc}.message-content ol{list-style-type:decimal}.message-content li>ol,.message-content li>ul{margin:4px 0}.message-content blockquote{margin:12px 0;padding:12px 16px;border-left:4px solid var(--accent-primary);background:rgba(99,102,241,.1);border-radius:var(--radius-sm)}.message-user .message-content blockquote{border-left-color:rgba(255,255,255,.6);background:rgba(255,255,255,.15)}.message-content blockquote p{margin:0}.message-content table{border-collapse:collapse;width:100%;margin:12px 0;font-size:.95em}.message-content table td,.message-content table th{border:1px solid var(--border-color);padding:8px 12px;text-align:left}.message-content table th{background:var(--bg-primary);font-weight:600}.message-content table tr:nth-child(2n){background:rgba(99,102,241,.05)}.message-user .message-content table th{background:rgba(0,0,0,.3);border-color:rgba(255,255,255,.2)}.message-user .message-content table td{border-color:rgba(255,255,255,.2)}.message-user .message-content table tr:nth-child(2n){background:rgba(255,255,255,.1)}.message-content hr{margin:16px 0;border:none;border-top:1px solid var(--border-color)}.message-user .message-content hr{border-top-color:rgba(255,255,255,.3)}.message-content img{max-width:100%;height:auto;border-radius:var(--radius-md);margin:8px 0}.image-container:hover .image-maximize-btn{opacity:1!important}.image-maximize-btn:hover{background:rgba(0,0,0,.8)!important;transform:scale(1.05)}.message-content strong{font-weight:600}.message-content em{font-style:italic}.message-content input[type=checkbox]{margin-right:8px}.message-content del{text-decoration:line-through;opacity:.7}.chat-input-container{padding:16px 20px;border-top:1px solid var(--border-color);background:var(--bg-secondary)}.chat-input-wrapper{display:flex;gap:12px;max-width:900px;margin:0 auto}.chat-input{flex:1 1;padding:14px 18px;background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:var(--radius-lg);color:var(--text-primary);font-size:15px;resize:none;min-height:52px;max-height:200px}.chat-input:focus{outline:none;border-color:var(--accent-primary)}.workspace-switcher{padding:16px;border-bottom:1px solid var(--border-color)}.workspace-select{width:100%;padding:10px 14px;background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:var(--radius-md);color:var(--text-primary);font-size:14px;cursor:pointer}.conversation-list{flex:1 1;overflow-y:auto;padding:12px}.conversation-item{display:flex;align-items:center;gap:12px;padding:12px 14px;border-radius:var(--radius-md);cursor:pointer;transition:all .15s ease;color:var(--text-secondary)}.conversation-item:hover{background:var(--bg-hover);color:var(--text-primary)}.conversation-item.active{background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-accent)}.header{display:flex;align-items:center;justify-content:space-between;padding:16px 24px;border-bottom:1px solid var(--border-color);background:var(--bg-secondary)}.header-title{font-size:18px;font-weight:600}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.animate-fade-in{animation:fadeIn .3s ease-out}.animate-pulse{animation:pulse 1.5s infinite}.typing-indicator{display:flex;gap:4px;padding:14px 18px}.typing-dot{width:8px;height:8px;background:var(--text-muted);border-radius:50%;animation:pulse 1s infinite}.typing-dot:nth-child(2){animation-delay:.2s}.typing-dot:nth-child(3){animation-delay:.4s}.container-preview{width:100%;height:400px;border:1px solid var(--border-color);border-radius:var(--radius-lg);overflow:hidden;background:white}.container-preview iframe{width:100%;height:100%;border:none}.vnc-browser-wrapper{overflow:visible!important;border-radius:12px}.vnc-browser-content{width:100%!important;min-height:600px!important;height:600px!important;overflow:hidden!important;position:relative!important;display:block!important}.integration-card{display:flex;align-items:center;gap:16px;padding:16px;background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:var(--radius-lg);transition:all .2s ease}.integration-card:hover{border-color:var(--border-accent)}.integration-icon{width:48px;height:48px;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;font-size:24px}.integration-status{width:10px;height:10px;border-radius:50%}.integration-status.connected{background:var(--success);box-shadow:0 0 8px var(--success)}.integration-status.disconnected{background:var(--text-muted)}@media (max-width:768px){.sidebar{position:fixed;left:-280px;z-index:100;transition:left .3s ease}.sidebar.open{left:0}.message{max-width:95%}}