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fadeInThinking{to{opacity:1}}#ai-chat-tab.processing{position:relative}#ai-chat-tab.processing:after{content:"";position:absolute;top:10px;right:10px;width:12px;height:12px;border:2px solid currentColor;border-top-color:transparent;border-radius:50%;animation:spin 1s linear infinite}#ai-chat-tab.processing span{opacity:.2}@keyframes spin{to{transform:rotate(360deg)}}.project-item{display:flex;align-items:center;padding:8px;background-color:var(--background-dark);border-radius:4px;cursor:pointer}.project-thumbnail{width:64px;height:64px;background-color:transparent;border:1px solid var(--bg-less-dark);margin-right:12px;border-radius:4px;display:flex;align-items:center;justify-content:center;color:#aaa;font-size:12px;flex-shrink:0}.project-info{flex:1;overflow:hidden;display:flex;flex-direction:column;justify-content:center;min-width:0}.project-title{font-weight:700;color:var(--text-light);margin-bottom:4px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.project-modified{font-size:12px;color:var(--text-muted)}.project-delete{background:none;border:none;color:var(--text-muted);cursor:pointer;min-height:20px;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:color .2s ease-in-out}.project-delete:hover{color:var(--error-red, #f44336)}.project-rename{background:none;border:none;color:var(--text-muted);cursor:pointer;padding:4px;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:color .2s ease-in-out}.project-rename:hover{color:var(--primary-blue, #2196f3)}.project-list-container{flex:1;overflow-y:auto;overflow-x:hidden;padding:10px;scrollbar-width:thin;scrollbar-color:var(--bg-less-dark) var(--background-dark)}.project-list-container::-webkit-scrollbar{width:8px}.project-list-container::-webkit-scrollbar-track{background:var(--background-dark);border-radius:4px}.project-list-container::-webkit-scrollbar-thumb{background:var(--bg-less-dark);border-radius:4px}.project-list-container::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.project-loading-indicator{display:flex;align-items:center;justify-content:center;padding:20px;color:var(--text-muted);font-size:14px;gap:10px}.loading-spinner{width:20px;height:20px;border:2px solid var(--bg-less-dark);border-top:2px solid var(--primary-blue, #2196f3);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.load-more-button{width:100%;padding:12px;margin-top:10px;background-color:var(--background-dark);border:1px solid var(--bg-less-dark);color:var(--text-light);border-radius:4px;cursor:pointer;font-size:14px;transition:background-color .2s ease-in-out,border-color .2s ease-in-out}.load-more-button:hover{background-color:var(--background-hover, rgba(255, 255, 255, .1));border-color:var(--primary-blue, #2196f3)}.load-more-button:active{background-color:var(--background-active, rgba(33, 150, 243, .1))}.project-loading{opacity:.7;pointer-events:none}.project-loading:after{content:"";position:absolute;top:50%;left:50%;width:20px;height:20px;margin:-10px 0 0 -10px;border:2px solid var(--bg-less-dark);border-top:2px solid var(--primary-blue, #2196f3);border-radius:50%;animation:spin 1s linear infinite}.notification{position:fixed;top:20px;right:20px;padding:12px 24px;border-radius:4px;color:#fff;font-family:sans-serif;animation:fadeInOut 3s ease-in-out;z-index:1001}@keyframes fadeInOut{0%{opacity:0;transform:translateY(-20px)}10%{opacity:1;transform:translateY(0)}90%{opacity:1;transform:translateY(0)}to{opacity:0;transform:translateY(-20px)}}.project-search-container{margin-bottom:15px}.project-search-input{width:100%;padding:8px 12px 8px 30px;background-color:var(--background-dark);border:1px solid var(--bg-less-dark);border-radius:4px;color:var(--text-light);font-size:14px;box-sizing:border-box}.project-search-input:focus{outline:none;border-color:var(--primary-blue, #2196f3)}.project-search-input::placeholder{color:var(--text-muted)}.new-project-button{width:100%;padding:12px;margin-top:10px;background-color:var(--primary-blue, #2196f3);border:none;color:#fff;border-radius:4px;cursor:pointer;font-size:14px;font-weight:500;transition:background-color .2s ease-in-out}.new-project-button:hover{background-color:var(--primary-blue-dark, #1976d2)}.new-project-button:active{background-color:var(--primary-blue-darker, #1565c0)}@media(max-width:500px){.project-search-input{padding:12px}.new-project-button{margin:6px;padding:16px}}