*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg: #0d1117;--bg2: #161b22;--bg3: #21262d;--border: #30363d;--text: #e6edf3;--muted: #8b949e;--accent: #58a6ff;--accent-dim:#1f6feb;--success: #3fb950;--error: #f85149;--warn: #d29922;--sidebar-w: 220px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:14px;color:var(--text);background:var(--bg)}html,body,#root{height:100%}.app-layout{display:flex;height:100vh;overflow:hidden}.sidebar{width:var(--sidebar-w);background:var(--bg2);border-right:1px solid var(--border);display:flex;flex-direction:column;flex-shrink:0}.sidebar-header{padding:16px;display:flex;align-items:center;gap:8px;border-bottom:1px solid var(--border)}.logo{font-weight:700;font-size:15px}.status-dot{width:8px;height:8px;border-radius:50%;margin-left:auto}.status-dot.online{background:var(--success)}.status-dot.offline{background:var(--error)}.sidebar-nav{flex:1;padding:8px 0}.nav-item{display:block;padding:8px 16px;color:var(--muted);text-decoration:none;border-radius:4px;margin:1px 8px;transition:background .15s}.nav-item:hover{background:var(--bg3);color:var(--text)}.nav-item.active{background:var(--bg3);color:var(--accent)}.sidebar-footer{padding:12px;border-top:1px solid var(--border);display:flex;flex-direction:column;gap:6px}.sidebar-footer select{background:var(--bg3);color:var(--text);border:1px solid var(--border);border-radius:4px;padding:5px 8px;width:100%;font-size:12px}.chat-main{flex:1;display:flex;flex-direction:column;overflow:hidden}.chat-scroll{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:2px}.empty-state{margin:auto;text-align:center;max-width:400px;padding:40px 20px}.empty-icon{font-size:48px;margin-bottom:16px}.empty-state h2{font-size:20px;margin-bottom:8px}.empty-state p{color:var(--muted);margin-bottom:24px}.suggestions{display:flex;flex-wrap:wrap;gap:8px;justify-content:center}.suggestion{background:var(--bg3);border:1px solid var(--border);color:var(--text);border-radius:20px;padding:6px 14px;cursor:pointer;font-size:13px;transition:border-color .15s}.suggestion:hover{border-color:var(--accent)}.message-list{display:flex;flex-direction:column;gap:8px}.message{padding:8px 12px;border-radius:6px;max-width:100%;word-break:break-word}.message-user{background:var(--bg3);border-left:3px solid var(--accent)}.message-assistant{background:transparent}.message-assistant p{margin-bottom:8px;line-height:1.6}.message-assistant p:last-child{margin-bottom:0}.message-assistant pre{background:var(--bg3);border:1px solid var(--border);border-radius:6px;padding:12px;overflow-x:auto;margin:8px 0}.message-assistant code{font-family:Cascadia Code,Fira Code,monospace;font-size:13px}.message-assistant :not(pre)>code{background:var(--bg3);padding:1px 5px;border-radius:3px}.message-tool_call{font-family:monospace;font-size:12px;color:var(--accent);background:var(--bg2);border-radius:4px;padding:4px 10px}.message-tool_result{font-family:monospace;font-size:12px;color:var(--success);background:var(--bg2);border-radius:4px;padding:4px 10px}.message-error{color:var(--error);font-style:italic}.message-stats{color:var(--muted);font-size:11px;text-align:right}@keyframes blink{50%{opacity:0}}.cursor{display:inline-block;width:7px;height:1em;background:var(--text);animation:blink .7s infinite;margin-left:1px;vertical-align:text-bottom}.input-bar{display:flex;gap:8px;padding:12px 16px;border-top:1px solid var(--border);background:var(--bg)}.input-bar textarea{flex:1;background:var(--bg3);color:var(--text);border:1px solid var(--border);border-radius:6px;padding:8px 12px;font-size:14px;font-family:inherit;resize:none;min-height:40px;max-height:160px;outline:none;transition:border-color .15s;field-sizing:content}.input-bar textarea:focus{border-color:var(--accent)}.input-bar textarea:disabled{opacity:.5}button{cursor:pointer;font-family:inherit;font-size:13px;border:none;border-radius:5px;padding:7px 14px;transition:opacity .15s,background .15s}button:disabled{opacity:.5;cursor:default}button:not(.btn-ghost):not(.btn-secondary):not(.secondary):not(.danger){background:var(--accent);color:#fff;font-weight:600}button:not(.btn-ghost):not(.btn-secondary):not(.secondary):not(.danger):hover:not(:disabled){background:var(--accent-dim)}.btn-secondary,button.secondary{background:var(--bg3);color:var(--text);border:1px solid var(--border)}.btn-secondary:hover,button.secondary:hover{background:var(--bg)}.btn-ghost{background:transparent;color:var(--muted);font-size:12px;padding:4px 8px}.btn-ghost:hover{color:var(--text)}.btn-ghost.danger:hover{color:var(--error)}.page-main{flex:1;overflow-y:auto;padding:32px}.page-main h1{font-size:22px;margin-bottom:8px}.login-page{display:flex;align-items:center;justify-content:center;height:100vh;background:var(--bg)}.login-card{background:var(--bg2);border:1px solid var(--border);border-radius:10px;padding:36px;width:360px;display:flex;flex-direction:column;gap:16px}.login-card h1{text-align:center;font-size:24px}.login-card .subtitle{text-align:center;color:var(--muted);margin-top:-8px;font-size:13px}.login-card form{display:flex;flex-direction:column;gap:10px}.login-card label{font-size:13px;color:var(--muted)}.login-card input{background:var(--bg3);color:var(--text);border:1px solid var(--border);border-radius:5px;padding:8px 10px;width:100%;font-size:14px}.login-card input:focus{outline:1px solid var(--accent)}.login-card button[type=submit]{width:100%;padding:10px;font-size:14px}.sessions-layout{display:flex;gap:20px;margin-top:16px}.session-list{list-style:none;width:280px;display:flex;flex-direction:column;gap:4px}.session-item{padding:10px 12px;background:var(--bg2);border:1px solid var(--border);border-radius:6px;cursor:pointer;display:flex;align-items:center;justify-content:space-between}.session-item:hover{border-color:var(--accent)}.session-item.active{border-color:var(--accent);background:var(--bg3)}.session-id{font-family:monospace;font-size:12px}.session-actions{display:flex;gap:4px}.session-history{flex:1;display:flex;flex-direction:column;gap:6px}.history-msg{padding:6px 10px;border-radius:4px;font-size:13px}.history-user{background:var(--bg3)}.history-assistant{background:var(--bg2)}.history-role{font-size:11px;color:var(--muted);margin-right:8px;text-transform:uppercase}.image-form{display:flex;flex-direction:column;gap:10px;max-width:600px;margin-top:16px}.image-form textarea{background:var(--bg3);color:var(--text);border:1px solid var(--border);border-radius:5px;padding:10px;font-size:14px;font-family:inherit;resize:vertical}.image-params{display:flex;gap:16px;flex-wrap:wrap}.image-params label{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted)}.image-params input{background:var(--bg3);color:var(--text);border:1px solid var(--border);border-radius:4px;padding:4px 8px;width:80px;font-size:13px}.image-gallery{display:flex;flex-direction:column;gap:10px;margin-top:24px}.image-card{background:var(--bg2);border:1px solid var(--border);border-radius:6px;padding:12px}.image-meta{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:6px}.image-prompt{font-size:13px}.image-time{font-size:11px;color:var(--muted)}.image-path{font-family:monospace;font-size:12px;color:var(--accent)}.settings-page{max-width:500px}.settings-page form{display:flex;flex-direction:column;gap:12px;margin-top:16px}.settings-page label{display:flex;flex-direction:column;gap:4px;font-size:13px;color:var(--muted)}.settings-page input{background:var(--bg3);color:var(--text);border:1px solid var(--border);border-radius:5px;padding:8px 10px;font-size:14px}.settings-page .form-actions{display:flex;gap:8px}.settings-page hr{border:none;border-top:1px solid var(--border);margin:24px 0}.info-block h3{font-size:12px;color:var(--muted);text-transform:uppercase;margin-bottom:4px;margin-top:12px}.info-block p{font-size:13px}.status-msg{font-size:13px;padding:6px 10px;border-radius:4px}.status-msg.ok{background:#1c3a2040;color:var(--success)}.status-msg.err{background:#3a1c1c40;color:var(--error)}.muted{color:var(--muted);font-size:13px}.error{color:var(--error);font-size:13px}.danger{color:var(--error)!important}button.danger{background:transparent;color:var(--error);border:1px solid var(--error)}button.danger:hover{background:#3a1c1c40}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}