:root{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}body{color:#e6edf3;background-color:#0d1117;min-height:100vh;margin:0}#root{height:100vh}*{box-sizing:border-box;margin:0;padding:0}body{color:#e6edf3;background:#0d1117;height:100vh;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;overflow:hidden}.auth-screen{background:#0d1117;justify-content:center;align-items:center;min-height:100vh;display:flex}.auth-card{text-align:center;background:#161b22;border:1px solid #30363d;border-radius:12px;width:100%;max-width:400px;padding:48px 40px}.auth-card h1{color:#58a6ff;margin-bottom:8px;font-size:32px}.auth-subtitle{color:#8b949e;margin-bottom:24px;font-size:14px}.auth-card form{flex-direction:column;gap:16px;display:flex}.auth-card input{color:#e6edf3;background:#0d1117;border:1px solid #30363d;border-radius:8px;outline:none;padding:12px 16px;font-size:14px}.auth-card input:focus{border-color:#58a6ff}.auth-card button[type=submit]{color:#fff;cursor:pointer;background:#238636;border:none;border-radius:8px;padding:12px 24px;font-size:14px}.auth-card button[type=submit]:hover{background:#2ea043}.auth-error{color:#f85149;font-size:13px}.app{flex-direction:column;height:100vh;display:flex}.top-bar{z-index:100;background:#161b22;border-bottom:1px solid #30363d;align-items:center;height:48px;padding:0 16px;display:flex;position:fixed;top:0;left:0;right:0}.hamburger-btn{color:#e6edf3;cursor:pointer;background:0 0;border:none;margin-right:12px;padding:4px 8px;font-size:20px}.hamburger-btn:hover{background:#ffffff1a;border-radius:4px}.hamburger-menu{z-index:101;background:#161b22;border:1px solid #30363d;border-radius:8px;min-width:160px;position:absolute;top:48px;left:16px;box-shadow:0 4px 16px #0006}.hamburger-item{text-align:left;color:#e6edf3;cursor:pointer;background:0 0;border:none;width:100%;padding:10px 16px;font-size:14px;display:block}.hamburger-item:hover{background:#ffffff1a}.sidebar-toggle-btn{color:#e6edf3;cursor:pointer;background:0 0;border:none;margin-right:12px;padding:4px 8px;font-size:18px}.sidebar-toggle-btn:hover{background:#ffffff1a;border-radius:4px}.current-session-title{color:#e6edf3;text-overflow:ellipsis;white-space:nowrap;flex:1;font-size:16px;font-weight:600;overflow:hidden}.info-menu-wrapper{margin-left:auto;position:relative}.info-btn{color:#e6edf3;cursor:pointer;background:0 0;border:none;border-radius:4px;padding:4px 8px;font-size:18px}.info-btn:hover{background:#ffffff1a}.info-menu{z-index:101;background:#161b22;border:1px solid #30363d;border-radius:8px;min-width:220px;padding:12px;position:absolute;top:48px;right:0;box-shadow:0 4px 16px #0006}.info-menu h3{color:#58a6ff;border-bottom:1px solid #30363d;margin-bottom:10px;padding-bottom:6px;font-size:14px}.info-row{color:#8b949e;justify-content:space-between;align-items:center;padding:4px 0;font-size:13px;display:flex}.info-row strong{color:#e6edf3}.session-menu-wrapper{position:relative}.menu-dots-btn{color:#8b949e;cursor:pointer;background:0 0;border:none;border-radius:4px;padding:4px 8px;font-size:18px}.session-menu-dropdown{z-index:101;background:#161b22;border:1px solid #30363d;border-radius:8px;min-width:220px;padding:8px 0;position:absolute;top:48px;right:0;box-shadow:0 4px 16px #0006}.sidebar-session-menu{background:#161b22;border:1px solid #30363d;border-radius:8px;min-width:220px;margin-top:8px;padding:8px 0;box-shadow:0 4px 16px #0006}.menu-item-header{color:#e6edf3;border-bottom:1px solid #21262d;margin-bottom:4px;padding:8px 16px;font-size:13px}.menu-item{text-align:left;color:#8b949e;cursor:pointer;background:0 0;border:none;width:100%;padding:8px 16px;font-size:13px;display:block}.menu-item:hover{color:#e6edf3;background:#ffffff0d}.menu-item:disabled{opacity:.5;cursor:not-allowed}.menu-edit-row input{color:#e6edf3;background:#0d1117;border:1px solid #30363d;border-radius:4px;flex:1;padding:4px 8px;font-size:13px}.menu-confirm-btn{color:#58a6ff;cursor:pointer;background:0 0;border:none;padding:0 4px;font-size:16px}.menu-confirm-btn:hover{color:#79c0ff}.app-body{height:100vh;display:flex}.sidebar{background:#161b22;border-right:1px solid #30363d;flex-direction:column;width:280px;transition:transform .2s,width .2s;display:flex}.sidebar:not(.open){z-index:50;height:100%;position:absolute;transform:translate(-100%)}@media (width<=768px){.sidebar.open{z-index:50;height:100%;position:absolute;box-shadow:4px 0 24px #00000080}}.sidebar-header{border-bottom:1px solid #30363d;flex-direction:column;gap:8px;padding:16px;display:flex}.sidebar-header h2{color:#58a6ff;font-size:18px}.sidebar-actions-row{justify-content:space-between;align-items:center;display:flex}.sidebar-close-btn{opacity:.7;padding:0 4px;font-size:24px;line-height:1}.sidebar-close-btn:hover{opacity:1}.sidebar-new-btn-row{border-bottom:1px solid #30363d;padding:8px 16px}.new-session-btn{color:#fff;cursor:pointer;background:#238636;border:none;border-radius:6px;padding:6px 12px;font-size:13px}.new-session-btn:hover{background:#2ea043}.session-list{flex:1;padding:8px;overflow-y:auto}.session-item{cursor:pointer;border-radius:6px;justify-content:space-between;align-items:center;margin-bottom:4px;padding:10px 12px;display:flex}.session-item:hover{background:#21262d}.session-item.active{background:#388bfd33;border-left:3px solid #58a6ff}.session-info{flex:1;overflow:hidden}.session-title{white-space:nowrap;text-overflow:ellipsis;font-size:14px;display:block;overflow:hidden}.session-meta{color:#8b949e;margin-top:2px;font-size:11px;display:block}.delete-btn{color:#8b949e;cursor:pointer;opacity:0;background:0 0;border:none;padding:0 4px;font-size:16px;transition:opacity .15s}.session-item:hover .delete-btn{opacity:1}.delete-btn:hover{color:#f85149}.loading-text{color:#8b949e;padding:16px;font-size:13px}.chat-area{flex-direction:column;flex:1;min-width:0;height:100%;display:flex}.chat-header{background:#161b22;border-bottom:1px solid #30363d;align-items:center;gap:12px;padding:12px 16px;display:flex}.menu-btn{color:#e6edf3;cursor:pointer;background:0 0;border:none;font-size:20px}.current-session-title{color:#8b949e;font-size:14px}.menu-dots-btn{color:#8b949e;cursor:pointer;background:0 0;border:none;border-radius:6px;margin-left:auto;padding:4px 8px;font-size:20px}.menu-dots-btn:hover{color:#e6edf3;background:#ffffff1a}.session-menu-dropdown{z-index:100;background:#161b22;border:1px solid #30363d;border-radius:8px;min-width:280px;padding:8px 0;position:absolute;top:calc(100% + 4px);left:0;right:auto;box-shadow:0 8px 24px #00000080}.menu-item-header{color:#e6edf3;white-space:nowrap;text-overflow:ellipsis;padding:6px 12px;font-size:13px;overflow:hidden}.menu-item{color:#e6edf3;cursor:pointer;text-align:left;background:0 0;border:none;align-items:center;gap:8px;width:100%;padding:8px 12px;font-size:13px;display:flex}.menu-item:hover{background:#388bfd26}.menu-edit-row{align-items:center;gap:4px;padding:6px 8px;display:flex}.menu-edit-row input{color:#e6edf3;background:#0d1117;border:1px solid #30363d;border-radius:4px;outline:none;flex:1;padding:6px 8px;font-size:13px}.menu-edit-row input:focus{border-color:#58a6ff}.menu-confirm-btn{color:#fff;cursor:pointer;background:#238636;border:none;border-radius:4px;padding:6px 10px;font-size:14px}.menu-confirm-btn:hover{background:#2ea043}.menu-divider{background:#30363d;height:1px;margin:4px 8px}.menu-stats{padding:4px 12px}.stat-label{text-transform:uppercase;letter-spacing:.5px;color:#6e7681;margin-bottom:4px;font-size:10px}.stat-row{color:#8b949e;justify-content:space-between;align-items:center;padding:3px 0;font-size:12px;display:flex}.stat-row strong{color:#e6edf3}.stat-total{border-top:1px solid #30363d;margin-top:2px;font-size:13px;padding-top:4px!important}.stat-total strong{color:#58a6ff}.error-banner{color:#f85149;background:#f8514922;border-bottom:1px solid #f85149;justify-content:space-between;align-items:center;padding:8px 16px;font-size:13px;display:flex}.error-banner button{color:#f85149;cursor:pointer;background:0 0;border:none;font-size:16px}.status-bar{color:#58a6ff;background:#388bfd11;border-bottom:1px solid #388bfd44;align-items:center;gap:8px;padding:6px 16px;font-size:12px;display:flex}.bottom-status-bar{color:#8b949e;background:#0d1117;border-top:1px solid #30363d;justify-content:space-between;align-items:center;gap:12px;padding:4px 16px;font-size:11px;display:flex}.bottom-status-bar .status-dot{background:#58a6ff;border-radius:50%;width:7px;height:7px;animation:1.2s ease-in-out infinite pulse}.token-usage{color:#484f58}.status-dot{background:#58a6ff;border-radius:50%;width:8px;height:8px;animation:1.5s ease-in-out infinite pulse}@keyframes pulse{0%,to{opacity:1}50%{opacity:.4}}.messages-container{flex-direction:column;flex:1;gap:16px;padding:40px 20px;display:flex;overflow-y:auto}.empty-state{color:#8b949e;flex-direction:column;justify-content:center;align-items:center;gap:12px;height:100%;display:flex}.empty-state button{color:#fff;cursor:pointer;background:#58a6ff;border:none;border-radius:6px;padding:8px 16px}.message{border-radius:12px;max-width:80%;margin-bottom:12px;padding:12px 16px;font-size:14px;line-height:1.5}.message.user{color:#fff;background:#388bfd;border-bottom-right-radius:4px;align-self:flex-end}.message.assistant{background:#21262d;border-bottom-left-radius:4px;align-self:flex-start}.message-role{opacity:.7;margin-bottom:4px;font-size:11px;display:block}.message-header{align-items:center;gap:8px;margin-bottom:4px;display:flex}.message-copy-btn{color:#6e7681;cursor:pointer;background:0 0;border:none;border-radius:4px;padding:2px 6px;font-size:11px}.message-copy-btn:hover{color:#fff;background:#ffffff1a}.message-content{white-space:pre-wrap;word-break:break-word}.message-content p{margin-bottom:.5em}.message-content p:last-child{margin-bottom:0}.message-content ul,.message-content ol{margin-bottom:.5em;padding-left:1.2em}.message-content ul:last-child,.message-content ol:last-child{margin-bottom:0}.message-content a{color:#58a6ff;text-decoration:underline}.message-content strong{font-weight:600}.message-content code:not(pre code){background:#6e768166;border-radius:4px;padding:2px 5px;font-family:SF Mono,Fira Code,Consolas,monospace;font-size:.9em}.code-block{margin:8px 0;position:relative}.copy-btn{color:#ccc;cursor:pointer;z-index:10;background:#ffffff1a;border:none;border-radius:4px;padding:3px 8px;font-size:11px;position:absolute;top:4px;right:4px}.copy-btn:hover{color:#fff;background:#fff3}.code-block pre{border-radius:6px;padding:12px;font-size:13px;line-height:1.45;overflow-x:auto;background:#0d1117!important}.plain-text{white-space:pre-wrap;word-break:break-word}.tool-calls{flex-direction:column;gap:6px;margin-top:8px;display:flex}.tool-call{background:#388bfd1a;border-radius:6px;overflow:hidden}.tool-call-header{color:#e6edf3;cursor:pointer;background:0 0;border:none;align-items:center;gap:8px;width:100%;padding:8px 12px;font-size:13px;display:flex}.tool-call-header:hover{background:#388bfd26}.tool-icon{font-size:14px}.tool-name{color:#58a6ff;font-weight:500}.expand-hint{color:#8b949e;margin-left:auto;font-size:11px}.tool-call-body{border-top:1px solid #30363d80;padding:8px 12px}.tool-call-body pre{color:#8b949e;white-space:pre-wrap;word-break:break-all;max-height:300px;margin:0;font-size:12px;overflow:auto}.tool-result{background:#2386361a;border-radius:6px;margin-top:4px;padding:8px 12px}.tool-result-label{color:#3fb950;text-transform:uppercase;letter-spacing:.5px;font-size:11px}.tool-result pre{color:#8b949e;white-space:pre-wrap;word-break:break-all;max-height:300px;margin:6px 0 0;font-size:12px;overflow:auto}.message.tool{background:#23863614;border-left:3px solid #238636;align-self:flex-start}.live-activity{color:#58a6ff;background:#388bfd1a;border-radius:6px;align-items:center;gap:6px;margin-top:6px;padding:6px 10px;font-size:12px;display:flex}.live-activity .activity-dot{background:#58a6ff;border-radius:50%;width:7px;height:7px;animation:1.2s ease-in-out infinite pulse}.thinking-block{background:#8b5cf61a;border-left:3px solid #a78bfa;border-radius:8px;margin-bottom:8px;padding:8px 12px}.thinking-toggle{color:#a78bfa;cursor:pointer;background:0 0;border:none;align-items:center;gap:4px;padding:0;font-size:12px;display:flex}.thinking-toggle:hover{color:#c4b5fd}.thinking-content{color:#a78bfa;white-space:pre-wrap;word-break:break-word;background:#0003;border-radius:4px;margin-top:8px;padding:8px;font-size:12px;line-height:1.5}.input-area{background:#161b22;border-top:1px solid #30363d;gap:8px;padding:16px;display:flex}.input-area textarea{color:#e6edf3;resize:none;background:#0d1117;border:1px solid #30363d;border-radius:8px;outline:none;flex:1;max-height:120px;padding:10px 14px;font-size:14px}.input-area input{color:#e6edf3;background:#0d1117;border:1px solid #30363d;border-radius:8px;outline:none;flex:1;padding:10px 14px;font-size:14px}.input-area input:focus,.input-area textarea:focus{border-color:#58a6ff}.input-area button{color:#fff;cursor:pointer;background:#58a6ff;border:none;border-radius:8px;padding:10px 20px;font-size:14px}.input-area button[type=submit]:hover:not(:disabled){background:#388bfd}.input-area button[type=button]{color:#fff;cursor:pointer;background:#da3633;border:none;border-radius:8px;padding:10px 20px;font-size:14px}.input-area button[type=button]:hover{background:#f85149}.input-area button[disabled]{opacity:.5;cursor:not-allowed}@media (width<=768px){.sidebar{z-index:100;position:fixed;top:0;bottom:0;left:0;transform:translate(-100%)}.sidebar.open{transform:translate(0)}.menu-btn{display:block}.message{max-width:92%}}.mode-switcher{gap:4px;margin-bottom:8px;display:flex}.mode-switcher button{color:#8b949e;cursor:pointer;background:0 0;border:1px solid #30363d;border-radius:6px;padding:6px 12px;font-size:13px}.mode-switcher button.active{color:#fff;background:#238636;border-color:#238636}.mode-badge{border-radius:12px;margin-right:8px;padding:4px 10px;font-size:12px}.mode-badge.workspace{color:#fff;background:#238636}.messages-container.workspace-layout{gap:0;display:flex;overflow:hidden}.file-tree-sidebar{border-right:1px solid #30363d;width:240px;min-width:240px;padding:12px;overflow-y:auto}.file-tree-sidebar h3{color:#c9d1d9;margin:0 0 8px;font-size:14px}.file-tree-empty{text-align:center;color:#8b949e;padding:16px 8px;font-size:13px}.chat-messages-area{flex-direction:column;flex:1;gap:16px;min-width:0;padding:20px;display:flex;overflow-y:auto}.live-preview-pane{border-left:1px solid #30363d;flex-direction:column;width:45%;padding:12px;display:flex;overflow-y:auto}.live-preview-pane h3{color:#c9d1d9;margin:0 0 8px;font-size:14px}.live-preview-pane iframe{background:#fff;border:1px solid #30363d;border-radius:6px;flex:1;min-height:400px}.deploy-btn:hover:not(:disabled){background:#2ea043}.deploy-btn:disabled{opacity:.5;cursor:not-allowed}.empty-state .hint{color:#8b949e;margin-top:4px;font-size:13px}.workspace-layout{flex-direction:row}.file-tree-sidebar{background:#161b22;border-right:1px solid #30363d;flex-direction:column;width:280px;display:flex;overflow-y:auto}.file-tree-sidebar h3{color:#8b949e;border-bottom:1px solid #30363d;padding:12px 16px;font-size:13px}.file-tree-empty{color:#6e7681;padding:16px;font-size:12px}.file-list{margin:0;padding:8px;list-style:none}.file-item{cursor:pointer;color:#e6edf3;border-radius:4px;align-items:center;gap:6px;padding:4px 8px;font-size:12px;display:flex}.file-item:hover{background:#21262d}.file-item.active{background:#388bfd33}.file-icon{font-size:14px}.file-name{text-overflow:ellipsis;white-space:nowrap;flex:1;overflow:hidden}.dirty-dot{color:#f85149;font-size:10px}.file-editor-panel{border-top:1px solid #30363d;flex-direction:column;flex:1;min-height:200px;display:flex}.file-editor-header{background:#0d1117;border-bottom:1px solid #30363d;align-items:center;gap:8px;padding:8px 12px;display:flex}.editor-filename{color:#58a6ff;text-overflow:ellipsis;white-space:nowrap;flex:1;font-size:11px;overflow:hidden}.dirty-indicator{color:#f85149;font-size:10px}.save-btn{color:#fff;cursor:pointer;background:#238636;border:none;border-radius:4px;padding:4px 10px;font-size:11px}.save-btn:hover:not(:disabled){background:#2ea043}.save-btn:disabled{opacity:.5;cursor:not-allowed}.file-editor{color:#e6edf3;resize:none;background:#0d1117;border:none;outline:none;flex:1;width:100%;padding:12px;font-family:Fira Code,Consolas,monospace;font-size:12px;line-height:1.5}.live-preview-pane{background:#fff;border-left:1px solid #30363d;flex-direction:column;width:40%;display:flex}.live-preview-pane h3{color:#8b949e;background:#161b22;border-bottom:1px solid #30363d;padding:8px 12px;font-size:12px}.live-preview-pane iframe{background:#fff;border:none;flex:1;width:100%;height:100%}.workspace-header-actions{align-items:center;gap:8px;margin-left:auto;display:flex}.workspace-header-actions select{color:#e6edf3;background:#0d1117;border:1px solid #30363d;border-radius:4px;padding:4px 8px;font-size:12px}.create-project-btn,.deploy-btn,.toggle-files-btn,.session-files-btn{flex-direction:column;align-items:center;gap:2px;min-width:50px;padding:4px 8px;display:flex}.create-project-btn span.label-text,.deploy-btn span.label-text,.toggle-files-btn span.label-text,.session-files-btn span.label-text{font-size:10px}.session-files-btn{color:#c9d1d9;cursor:pointer;background:0 0;border:1px solid #30363d;border-radius:4px;padding:4px 10px;font-size:12px}.session-files-btn.active{color:#fff;background:#1f6feb;border-color:#388bfd}.session-files-btn:hover{background:#161b22}.create-project-btn{color:#fff;cursor:pointer;background:#238636;border:none;border-radius:4px;padding:4px 10px;font-size:12px}.create-project-btn:hover{background:#2ea043}.deploy-btn{color:#fff;cursor:pointer;background:#f97583;border:none;border-radius:4px;padding:4px 10px;font-size:12px}.deploy-btn:hover{background:#ff7b93}.toggle-files-btn{color:#8b949e;cursor:pointer;background:0 0;border:1px solid #30363d;border-radius:4px;padding:4px 10px;font-size:12px}.toggle-files-btn.active{color:#58a6ff;background:#58a6ff22;border-color:#58a6ff}.toggle-files-btn:hover{background:#ffffff1a}.mode-badge.workspace{color:#f97583;background:#f9758333;border-radius:4px;padding:2px 8px;font-size:11px}.modal-overlay{z-index:1000;background:#000000b3;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.modal-card{background:#161b22;border:1px solid #30363d;border-radius:12px;width:100%;max-width:400px;padding:24px}.modal-card h3{color:#e6edf3;margin-bottom:16px}.modal-card input{color:#e6edf3;background:#0d1117;border:1px solid #30363d;border-radius:6px;outline:none;width:100%;margin-bottom:12px;padding:8px 12px;font-size:14px}.modal-card input:focus{border-color:#58a6ff}.modal-actions{justify-content:flex-end;gap:8px;display:flex}.modal-actions button{cursor:pointer;border:none;border-radius:6px;padding:8px 16px;font-size:13px}.modal-cancel-btn{color:#e6edf3;background:#21262d}.modal-submit-btn{color:#fff;background:#238636}.modal-submit-btn:hover{background:#2ea043}.chat-messages-area{flex-direction:column;flex:1;min-width:0;display:flex}@media (width<=768px){.workspace-layout{flex-direction:column}.file-tree-sidebar,.live-preview-pane{width:100%}}.image-preview-row{flex-wrap:wrap;gap:8px;padding:6px 12px;display:flex}.image-preview-thumb{border:1px solid #30363d;border-radius:6px;width:56px;height:56px;position:relative;overflow:hidden}.image-preview-thumb img{object-fit:cover;width:100%;height:100%}.image-preview-thumb.non-image{background:#161b22;justify-content:center;align-items:center;padding:4px;display:flex}.file-name-preview{color:#c9d1d9;white-space:nowrap;text-overflow:ellipsis;max-width:40px;font-size:9px;overflow:hidden}.remove-image-btn{color:#fff;cursor:pointer;background:#f85149;border:none;border-radius:50%;justify-content:center;align-items:center;width:18px;height:18px;font-size:12px;display:flex;position:absolute;top:-4px;right:-4px}.remove-image-btn:hover{background:#ff6b5f}.session-files-panel h3{color:#c9d1d9;margin:0 0 4px;font-size:16px}.file-upload-zone{text-align:center;color:#8b949e;border:2px dashed #30363d;border-radius:8px;margin-bottom:16px;padding:24px}.file-upload-zone input[type=file]{display:none}.upload-btn{color:#fff;cursor:pointer;background:#238636;border-radius:6px;margin-right:8px;padding:8px 16px;font-size:14px}.upload-btn:hover{background:#2ea043}.session-files-list{margin:0;padding:0;list-style:none}.session-file-item{background:#161b22;border-radius:6px;align-items:center;gap:8px;margin-bottom:4px;padding:8px 12px;display:flex}.session-file-item:hover{background:#1f2937}.session-file-item .file-icon{font-size:16px}.session-file-item a{color:#58a6ff;flex:1;text-decoration:none}.session-file-item a:hover{text-decoration:underline}.session-file-item .file-meta{color:#8b949e;font-size:12px}.files-nav-bar{background:#0d1117;border-radius:6px;align-items:center;gap:8px;margin-bottom:12px;padding:6px 8px;display:flex}.files-nav-bar button{color:#58a6ff;cursor:pointer;background:0 0;border:none;border-radius:4px;padding:2px 6px;font-size:13px}.files-nav-bar button:hover{background:#58a6ff26}.files-path{color:#8b949e;text-overflow:ellipsis;white-space:nowrap;flex:1;font-size:13px;overflow:hidden}.files-actions-row{align-items:center;gap:8px;margin-bottom:8px;display:flex}.create-folder-btn{color:#fff;cursor:pointer;background:#238636;border:none;border-radius:6px;padding:6px 12px;font-size:13px}.create-folder-btn:hover{background:#2ea043}.delete-file-btn{color:#8b949e;cursor:pointer;opacity:0;background:0 0;border:none;padding:2px 6px;font-size:16px;transition:opacity .15s}.session-file-item:hover .delete-file-btn{opacity:1}.delete-file-btn:hover{color:#f85149}