*{margin:0;padding:0;box-sizing:border-box}:root{--primary-color:#6366f1;--primary-hover:#4f46e5;--bg-color:#0f172a;--card-bg:#1e293b;--text-primary:#f8fafc;--text-secondary:#94a3b8;--border-color:#334155;--success-color:#22c55e;--danger-color:#ef4444}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg-color);color:var(--text-primary);min-height:100vh}.container{max-width:1200px;margin:0 auto;padding:20px}.header{display:flex;justify-content:space-between;align-items:center;padding:15px 20px;background:var(--card-bg);border-bottom:1px solid var(--border-color)}.logo{font-size:1.5rem;font-weight:700}.nav-link{color:var(--text-secondary);text-decoration:none;margin-left:20px;transition:color .2s}.nav-link:hover{color:var(--primary-color)}.tabs{display:flex;gap:10px;margin-bottom:20px}.tabs button{padding:10px 20px;background:var(--card-bg);border:1px solid var(--border-color);color:var(--text-secondary);border-radius:8px;cursor:pointer;transition:all .2s}.tabs button.active{background:var(--primary-color);color:#fff;border-color:var(--primary-color)}.page-container{background:var(--card-bg);border-radius:12px;padding:20px;min-height:500px}.loading{display:flex;justify-content:center;align-items:center;height:200px}.empty-state,.loading{color:var(--text-secondary)}.empty-state{text-align:center;padding:40px}.chat-container{display:flex;flex-direction:column;height:600px;flex:1 1;min-width:0}.chat-layout{display:flex;gap:16px;align-items:stretch}.chat-history{width:240px;flex:0 0 240px;display:flex;flex-direction:column;height:600px;background:var(--bg-color);border:1px solid var(--border-color);border-radius:12px;overflow:hidden}.chat-history-head{display:flex;justify-content:space-between;align-items:center;padding:12px 14px;border-bottom:1px solid var(--border-color);font-weight:600;font-size:.95rem}.hist-new{padding:5px 10px;background:var(--primary-color);border:none;color:#fff;border-radius:6px;cursor:pointer;font-size:.8rem}.hist-new:hover{background:var(--primary-hover)}.chat-history-list{flex:1 1;overflow-y:auto;padding:8px}.hist-empty{color:var(--text-secondary);font-size:.85rem;text-align:center;padding:20px 8px}.hist-item{padding:10px 12px;border-radius:8px;cursor:pointer;border:1px solid transparent;margin-bottom:4px;transition:background .15s}.hist-item.active,.hist-item:hover{background:var(--card-bg)}.hist-item.active{border-color:var(--primary-color)}.hist-title{font-size:.9rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.hist-meta{font-size:.75rem;color:var(--text-secondary);margin-top:2px}.chat-header{margin-bottom:15px}.chat-header select{width:100%;padding:10px;background:var(--bg-color);border:1px solid var(--border-color);color:var(--text-primary);border-radius:8px}.chat-header-row{display:flex;gap:8px;align-items:center}.chat-header-row select{flex:1 1}.hist-toggle{flex:0 0 auto;width:40px;padding:10px;background:var(--bg-color);border:1px solid var(--border-color);color:var(--text-secondary);border-radius:8px;cursor:pointer;font-size:1.1rem}.hist-toggle:hover{color:var(--primary-color);border-color:var(--primary-color)}.messages{flex:1 1;overflow-y:auto;padding:10px}.message{margin-bottom:15px;display:flex}.message.user{justify-content:flex-end}.message.assistant{justify-content:flex-start}.message.system{justify-content:center}.message-content{max-width:70%;padding:12px 16px;border-radius:12px;line-height:1.5;white-space:pre-wrap}.message.user .message-content{background:var(--primary-color);color:#fff}.message.assistant .message-content{background:var(--bg-color);border:1px solid var(--border-color)}.message.system .message-content{background:transparent;color:var(--text-secondary);font-size:.9rem}.chat-input{display:flex;gap:10px;margin-top:15px}.chat-input textarea{flex:1 1;padding:12px;background:var(--bg-color);border:1px solid var(--border-color);color:var(--text-primary);border-radius:8px;resize:none}.chat-input button{padding:12px 24px;background:var(--primary-color);border:none;color:#fff;border-radius:8px;cursor:pointer;transition:background .2s}.chat-input button:hover:not(:disabled){background:var(--primary-hover)}.chat-input button:disabled{opacity:.5;cursor:not-allowed}.voice-bar{display:flex;align-items:center;gap:8px;margin-top:8px;padding:8px 10px;background:var(--card-bg);border:1px solid var(--border-color);border-radius:8px;flex-wrap:wrap}.voice-bar .vbtn{padding:8px 14px;background:transparent;border:1px solid var(--border-color);color:var(--text-primary);border-radius:6px;cursor:pointer;font-size:.85rem;transition:all .2s}.voice-bar .vbtn:hover:not(:disabled){border-color:var(--primary-color);color:var(--primary-color)}.voice-bar .vbtn.recording{background:var(--danger-color);border-color:var(--danger-color);color:#fff}.voice-bar .vbtn:disabled{opacity:.45;cursor:not-allowed}.voice-bar .rec-timer{font-size:.8rem;color:var(--text-secondary);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.voice-bar .vstatus{font-size:.8rem;color:var(--text-secondary)}.msg-audio{margin-top:8px;width:100%;min-width:180px;max-width:320px;height:36px}.msg-audio:disabled{opacity:.5}.msg-asr-tag{display:inline-block;margin-top:6px;padding:2px 8px;font-size:.7rem;color:var(--text-secondary);background:rgba(99,102,241,.12);border:1px solid var(--border-color);border-radius:10px}.msg-asr-tag.unavailable{color:var(--danger-color);background:rgba(239,68,68,.12);border-color:rgba(239,68,68,.4)}.msg-audio-pending{font-size:.75rem;color:var(--text-secondary);margin-top:6px}.persona-manager{padding:20px}.persona-manager .header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.persona-manager h2{font-size:1.5rem}.persona-manager button{padding:10px 20px;background:var(--primary-color);border:none;color:#fff;border-radius:8px;cursor:pointer}.persona-manager button:hover{background:var(--primary-hover)}.persona-form{background:var(--bg-color);padding:20px;border-radius:12px;margin-bottom:20px}.form-group,.persona-form h3{margin-bottom:15px}.form-group label{display:block;margin-bottom:5px;color:var(--text-secondary)}.form-group input,.form-group textarea{width:100%;padding:10px;background:var(--card-bg);border:1px solid var(--border-color);color:var(--text-primary);border-radius:8px}.form-group textarea{min-height:80px;resize:vertical}.form-actions{display:flex;gap:10px;margin-top:20px}.form-actions button{padding:10px 20px;border-radius:8px;cursor:pointer;border:none}.form-actions button:first-child{background:var(--primary-color);color:#fff}.form-actions button:last-child{background:var(--card-bg);color:var(--text-primary);border:1px solid var(--border-color)}.persona-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));grid-gap:15px;gap:15px}.persona-card{background:var(--bg-color);padding:15px;border-radius:12px;border:1px solid var(--border-color)}.persona-info h3{margin-bottom:8px}.persona-info .personality{color:var(--text-secondary);font-size:.9rem;margin-bottom:5px}.persona-info .background{color:var(--text-secondary);font-size:.85rem;font-style:italic}.persona-actions{display:flex;gap:10px;margin-top:10px}.persona-actions button{padding:6px 12px;border-radius:6px;cursor:pointer;border:1px solid var(--border-color);background:var(--card-bg);color:var(--text-primary)}.persona-actions button:hover{background:var(--primary-color);border-color:var(--primary-color)}.memory-manager{padding:20px}.memory-manager .header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.memory-manager h2{font-size:1.5rem}.memory-manager select{padding:8px 12px;background:var(--bg-color);border:1px solid var(--border-color);color:var(--text-primary);border-radius:8px}.stats{margin-bottom:15px;color:var(--text-secondary)}.memory-list{display:flex;flex-direction:column;gap:10px}.memory-item{background:var(--bg-color);padding:15px;border-radius:12px;border:1px solid var(--border-color);position:relative}.memory-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px;font-size:.85rem}.memory-type{color:var(--primary-color)}.memory-date,.memory-importance{color:var(--text-secondary)}.memory-content{margin-bottom:10px;line-height:1.5}.delete-btn{position:absolute;top:10px;right:10px;padding:4px 8px;background:transparent;border:1px solid var(--danger-color);color:var(--danger-color);border-radius:4px;cursor:pointer;font-size:.75rem}.delete-btn:hover{background:var(--danger-color);color:#fff}button{transition:all .2s}input,select,textarea{font-family:inherit}@media (max-width:768px){.container{padding:10px}.persona-list{grid-template-columns:1fr}.chat-container{height:500px}.chat-layout{flex-direction:column}.chat-history{width:100%;flex:0 0 auto;height:220px}}