:root{--color-primary: #ee7f00;--color-primary-dark: #cc6d00;--color-black: #213452;--color-dark: #2d4263;--color-dark-hover: #3a5279;--color-white: #ffffff;--color-gray-light: #f5f5f5;--color-gray: #888;--color-border: #e0e0e0;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.5;font-weight:400;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{margin:0;padding:0;box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh;background:var(--color-gray-light);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif}#root{height:100vh;width:100vw;overflow:hidden}.app{display:flex;height:100vh}.sidebar{width:260px;background:var(--color-black);color:var(--color-white);padding:16px;display:flex;flex-direction:column;overflow:hidden}.sidebar-panels{flex:1;display:flex;flex-direction:column;min-height:0;overflow:hidden}.sidebar-pool-panel{overflow-y:auto;min-height:0;flex-shrink:0}.sidebar-conv-panel{flex:1;min-height:0;overflow:hidden;display:flex;flex-direction:column}.sidebar-drag-divider{flex-shrink:0;height:8px;cursor:ns-resize;display:flex;align-items:center;justify-content:center;margin:2px -16px;padding:0 16px;background:transparent;transition:background .15s}.sidebar-drag-divider:hover,.sidebar-drag-divider:active{background:#ffffff0d}.sidebar-drag-handle{width:32px;height:3px;border-radius:2px;background:var(--color-gray);opacity:.4;transition:opacity .15s}.sidebar-drag-divider:hover .sidebar-drag-handle,.sidebar-drag-divider:active .sidebar-drag-handle{opacity:.8}.sidebar h1{font-size:18px;margin:0;color:var(--color-primary)}.new-chat-btn{width:100%;background:var(--color-primary);color:var(--color-white);border:none;padding:10px 16px;border-radius:8px;cursor:pointer;font-size:14px;margin-bottom:8px;transition:background .2s}.new-chat-btn:hover{background:var(--color-primary-dark)}.new-chat-btn:disabled{opacity:.6;cursor:not-allowed}.conversation-list{flex:1;overflow-y:auto;min-height:0}.no-conversations{color:var(--color-gray);font-size:14px;text-align:center;margin-top:20px}.conversation-item{padding:12px;border-radius:8px;cursor:pointer;margin-bottom:4px;transition:background .2s;position:relative}.conversation-item:hover{background:var(--color-dark)}.conversation-item.active{background:var(--color-dark);border-left:3px solid 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h2{font-size:24px;margin-bottom:8px;color:var(--color-black)}.messages{flex:1;overflow-y:auto;padding:20px}.message{margin-bottom:24px;padding:16px 20px;border-radius:12px;max-width:900px;margin-left:auto;margin-right:auto}.message.user{background:#fff3e0;border-left:3px solid var(--color-primary)}.message.assistant{background:var(--color-gray-light)}.message.streaming{border-left:3px solid var(--color-primary)}.message-header{font-size:12px;font-weight:600;color:#666;margin-bottom:8px;text-transform:uppercase;letter-spacing:.5px;display:flex;align-items:center;gap:8px}.message.user .message-header{color:var(--color-primary)}.message-model{font-size:11px;font-weight:400;color:var(--color-gray);text-transform:none;letter-spacing:normal;background:var(--color-border);padding:1px 6px;border-radius:4px}.message-content{line-height:1.6}.message.user 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var(--color-border)}.pool-chat-item:hover{background:#eee}.pool-chat-icon{font-size:16px;flex-shrink:0}.pool-chat-info{flex:1;min-width:0}.pool-chat-name{display:block;font-size:14px;font-weight:500;color:var(--color-black)}.pool-chat-meta{display:block;font-size:12px;color:var(--color-gray)}.pool-chat-delete{background:none;border:none;font-size:18px;cursor:pointer;color:var(--color-gray);opacity:0;transition:opacity .2s,color .2s;padding:4px 8px}.pool-chat-item:hover .pool-chat-delete{opacity:1}.pool-chat-delete:hover{color:#f44}.pool-chat-area{display:flex;flex-direction:column;height:100%}.pool-chat-header{display:flex;align-items:center;gap:12px;padding:12px 16px;border-bottom:1px solid var(--color-border);background:#fafafa}.pool-chat-title{flex:1;font-size:15px;font-weight:600;color:var(--color-black)}.pool-messages{flex:1;overflow-y:auto;padding:20px}.pool-chat-input{display:flex;align-items:flex-end;gap:12px;padding:16px 24px 24px;border-top:1px solid 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8px;border-radius:4px;font-weight:600;text-transform:uppercase;letter-spacing:.3px}.pool-member-role.role-owner{background:var(--color-primary);color:var(--color-white)}.pool-member-role.role-admin{background:#2196f3;color:var(--color-white)}.pool-member-role.role-editor{background:#4caf50;color:var(--color-white)}.pool-member-role.role-viewer{background:var(--color-border);color:#555}.pool-member-actions{display:flex;gap:8px;align-items:center}.pool-role-select-small{padding:4px 8px;border:1px solid var(--color-border);border-radius:4px;font-size:12px}.pool-share-create{margin-bottom:20px}.pool-share-result{background:#e8f5e9;border:1px solid #c8e6c9;border-radius:8px;padding:16px;margin-bottom:20px}.pool-share-result label{display:block;font-size:12px;font-weight:600;color:#2e7d32;margin-bottom:6px}.pool-share-token-row{display:flex;gap:8px;align-items:center}.pool-share-token{flex:1;padding:8px 12px;background:var(--color-white);border:1px solid var(--color-border);border-radius:4px;font-size:13px;word-break:break-all}.pool-share-hint{font-size:12px;color:#555;margin-top:8px}.pool-share-existing{border-top:1px solid var(--color-border);padding-top:16px}.pool-share-existing h4{font-size:14px;color:var(--color-black);margin-bottom:10px}.pool-invite-item{display:flex;align-items:center;justify-content:space-between;padding:10px 12px;background:var(--color-gray-light);border-radius:6px;margin-bottom:6px}.pool-invite-info{display:flex;align-items:center;gap:8px}.pool-invite-token{font-size:12px;background:var(--color-white);padding:2px 6px;border-radius:3px;border:1px solid var(--color-border)}.pool-invite-uses{font-size:12px;color:var(--color-gray)}.icon-picker{display:flex;gap:6px;flex-wrap:wrap}.icon-option{width:36px;height:36px;border:2px solid var(--color-border);border-radius:8px;background:var(--color-white);font-size:18px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:border-color .2s}.icon-option.selected{border-color:var(--color-primary);background:#fff8f0}.icon-option:hover{border-color:var(--color-primary)}.color-picker{display:flex;gap:6px;flex-wrap:wrap}.color-option{width:28px;height:28px;border:2px solid transparent;border-radius:50%;cursor:pointer;transition:border-color .2s,transform .2s}.color-option.selected{border-color:var(--color-black);transform:scale(1.15)}.color-option:hover{transform:scale(1.1)}@media(max-width:900px){.app{flex-direction:column}.sidebar{width:100%;max-height:40vh}.input-controls{flex-wrap:wrap;gap:8px}}