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#4a4a4a;border-radius:6px;background:#ffffff1a;color:#fff;font-size:1.5rem;font-weight:600;outline:none;transition:border-color .2s}.title-edit-input:focus{border-color:#007bff}.title-edit-buttons{display:flex;gap:8px}.save-title-btn,.cancel-title-btn{padding:6px 12px;border:none;border-radius:4px;cursor:pointer;font-size:.9rem;font-weight:500;transition:all .2s}.save-title-btn{background:linear-gradient(135deg,#007bff,#0056b3);color:#fff}.save-title-btn:hover{background:linear-gradient(135deg,#0056b3,#004085);transform:translateY(-1px)}.cancel-title-btn{background:#ffffff1a;color:#fff;border:1px solid rgba(255,255,255,.2)}.cancel-title-btn:hover{background:#fff3}.conversation-message{margin-bottom:16px;padding:12px 16px;border-radius:12px;position:relative;max-width:85%}.conversation-message.user{background:linear-gradient(135deg,#f5f5f5,#e8e8e8);margin-left:auto;margin-right:0;border-bottom-right-radius:4px;box-shadow:0 4px 12px #0000001a;border:1px solid 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label{display:block;margin-bottom:8px;font-weight:600;color:#ffffffe6}.form-group input,.form-group textarea{width:100%;padding:12px 16px;border:2px solid rgba(255,255,255,.2);border-radius:8px;font-size:16px;transition:border-color .3s ease;font-family:inherit;background:#ffffff1a;color:#fff;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}.form-group input::placeholder,.form-group textarea::placeholder{color:#ffffff80}.form-group input:focus,.form-group textarea:focus{outline:none;border-color:#667eea;background:#ffffff26}.tag-input-container{position:relative}.tag-suggestions{position:absolute;top:100%;left:0;right:0;background:#1e1e32f2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.2);border-radius:8px;padding:8px;z-index:1000;max-height:200px;overflow-y:auto;box-shadow:0 4px 12px #0000004d;margin-top:4px}.tag-suggestion{display:block;width:100%;padding:8px 12px;background:transparent;color:#fff;border:none;text-align:left;cursor:pointer;border-radius:4px;transition:all .2s ease;font-size:14px}.tag-suggestion:hover{background:#667eea4d}.save-button{background:linear-gradient(45deg,#404040,#606060,gray);color:#fff;border:none;padding:12px 24px;border-radius:8px;font-size:16px;font-weight:600;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 8px #0003}.save-button:hover{transform:translateY(-1px);box-shadow:0 6px 12px #0000004d}.notes-container{display:grid;gap:20px;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));grid-auto-rows:min-content}.note-card{background:#ffffff1a;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:16px;padding:20px;box-shadow:0 4px 15px #0003;transition:all .3s ease;border:1px solid rgba(255,255,255,.1);cursor:pointer;height:fit-content;display:flex;flex-direction:column}.note-card:hover{transform:translateY(-4px);box-shadow:0 8px 25px #0000004d;background:#ffffff26}.note-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px}.conversation-type-indicator{font-size:1.2rem;opacity:.7;transition:opacity .3s ease}.note-card:hover .conversation-type-indicator{opacity:1}.note-date{color:#fff9;font-size:14px;font-weight:500}.note-content{margin-bottom:15px;flex-grow:1}.note-title{color:#fff;font-size:1.2rem;font-weight:600;margin-bottom:10px;line-height:1.4}.note-text{color:#fffc;line-height:1.6;font-size:15px;margin-bottom:10px;white-space:pre-line}.note-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;margin-bottom:0}.tag{background:#80808033;color:#a0a0a0;padding:4px 12px;border-radius:20px;font-size:12px;font-weight:500;border:1px solid rgba(128,128,128,.3);cursor:pointer;transition:all .3s ease}.tag:hover{background:#80808066;transform:translateY(-1px)}.tag.active{background:gray;color:#fff;border-color:gray}.modal-overlay{position:fixed;inset:0;background:#000c;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);display:flex;align-items:center;justify-content:center;z-index:1000;padding:20px;animation:fadeIn .3s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.modal{background:linear-gradient(135deg,#0f0f0f,#1a1a1a,#2d2d2d,#1a1a1a,#0f0f0f);-webkit-backdrop-filter:blur(15px);backdrop-filter:blur(15px);border-radius:16px;max-width:1200px;width:95%;max-height:90vh;overflow:hidden;box-shadow:0 20px 40px #000000b3;border:1px solid rgba(255,255,255,.1);animation:slideUp .3s ease;display:flex;flex-direction:column}@keyframes slideUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}.modal-header{display:flex;justify-content:space-between;align-items:center;padding:25px 30px;border-bottom:1px solid rgba(255,255,255,.1);background:#0003}.modal-header h2{color:#fff;font-size:1.5rem;font-weight:600;margin:0}.close-button{background:transparent;color:#fff9;border:none;font-size:24px;cursor:pointer;padding:0;width:30px;height:30px;display:flex;align-items:center;justify-content:center;border-radius:50%;transition:all .3s ease}.close-button:hover{background:#ffffff1a;color:#fff}.modal-content{display:flex;flex:1;min-height:0;background:#0000001a}.modal-main-content{flex:1;padding:30px;overflow-y:auto;border-right:1px solid rgba(255,255,255,.1)}.modal-sidebar{width:30%;min-width:300px;display:flex;flex-direction:column;background:#0003}.modal-text{color:#ffffffe6;line-height:1.7;font-size:16px;white-space:pre-line;font-family:inherit}.modal-tags{display:flex;flex-wrap:wrap;gap:8px;padding:0 30px;margin-bottom:20px}.modal-footer{display:flex;justify-content:space-between;align-items:center;padding:20px 30px;border-top:1px solid rgba(255,255,255,.1);background:#0000004d}.modal-date{color:#fff9;font-size:14px}.modal-footer .delete-button{background:linear-gradient(45deg,#404040,#606060,gray);color:#fff;border:none;padding:10px 20px;border-radius:8px;cursor:pointer;font-size:14px;font-weight:500;transition:all .3s ease}.modal-footer .delete-button:hover{background:linear-gradient(45deg,#505050,#707070,#909090);transform:translateY(-1px)}.empty-state{text-align:center;padding:60px 20px;color:#ffffffb3;font-size:1.2rem;grid-column:1 / -1}@media (max-width: 768px){.app{padding:15px}.header h1{font-size:2rem}.search-and-filter-row{flex-direction:column;gap:10px}.search-input{width:100%;max-width:none}.action-buttons-section{flex-direction:column;align-items:center}.notes-container{grid-template-columns:1fr}.add-form{padding:20px}.modal{margin:10px;max-height:95vh}.modal-content{flex-direction:column}.modal-sidebar{width:100%;max-height:40vh}.comments-section{max-height:35vh}.modal-header,.modal-content,.modal-footer{padding:20px}.filter-controls{flex-direction:column;align-items:flex-start;gap:10px}.search-and-filter-row{flex-direction:column;align-items:stretch}.filter-row{flex-direction:column;gap:15px}.filter-group{min-width:auto;width:100%}.date-inputs,.sort-controls{flex-direction:column;align-items:stretch}.tag-filters{justify-content:flex-start}.ai-tag-header{flex-direction:column;align-items:stretch;gap:8px}.suggested-tags-list{flex-direction:column;align-items:stretch}.suggested-tag-item{justify-content:space-between}}@media (max-width: 480px){.header h1{font-size:1.8rem}.note-card{padding:20px}.modal-header h2{font-size:1.3rem}.comments-section{padding:15px 20px}.comments-header{flex-direction:column;align-items:flex-start;gap:10px}.comment-meta{flex-direction:column;align-items:flex-start;gap:5px}.comment-actions{align-self:flex-end}.sidebar-tags{margin-top:15px;padding-top:10px}.sidebar-tags-list{gap:4px}.sidebar-tag{font-size:10px;padding:3px 6px}}