@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}:root,[data-theme=light]{--bg-primary:#f5f6fa;--bg-header:linear-gradient(135deg, #e8f0fe, #f0e8fe);--bg-secondary:#ffffff;--bg-tertiary:#eef0f5;--bg-controls:#ffffff;--bg-panel:#ffffff;--bg-btn:#f0f1f5;--bg-btn-hover:#e4e6ec;--bg-input:#ffffff;--bg-code:#eef0f5;--bg-msg-user:#2563eb;--bg-msg-assistant:#e8eaf0;--bg-msg-interrupted:#e8eaf0;--bg-panel-item:#f0f1f5;--bg-panel-item-hover:#e4e6ec;--bg-send-btn:#2f3542;--bg-send-btn-hover:#3d4552;--bg-voice-btn:linear-gradient(135deg, #f0f1f5, #e4e6ec);--bg-voice-btn-greyed:linear-gradient(135deg, #d0d3da, #c0c3ca);--bg-camera-modal:#ffffff;--bg-toggle-slider:#ccc;--bg-toggle-active:#2563eb;--bg-remove-btn:#ff4444;--bg-remove-btn-border:#ffffff;--bg-image-thumb-border:#2563eb;--bg-image-thumb-shadow:rgba(37, 99, 235, 0.15);--bg-bottom-overlay:rgba(0, 0, 0, 0.3);--bg-camera-overlay:rgba(0, 0, 0, 0.6);--bg-btn-capture:#ff4444;--bg-btn-use:#2563eb;--bg-btn-retake:#f59e0b;--bg-btn-close:#888;--bg-btn-switch:#8b5cf6;--text-primary:#1a1a2e;--text-secondary:#555;--text-tertiary:#888;--text-header:#2563eb;--text-msg-user:#ffffff;--text-msg-assistant:#1a1a2e;--text-msg-interrupted:#1a1a2e;--text-msg-system:#888;--text-btn:#555;--text-btn-hover:#2563eb;--text-input:#1a1a2e;--text-input-placeholder:#999;--text-voice-btn:#333;--text-panel-title:#2563eb;--text-panel-label:#666;--text-interrupted-tag:#888;--text-camera-title:#2563eb;--text-code:#c7254e;--text-strong:#2563eb;--text-blockquote:#666;--text-status:#888;--text-send-btn:#fff;--border-primary:#e5e7eb;--border-secondary:#d0d5dd;--border-btn:#d0d5dd;--border-btn-hover:#2563eb;--border-input:#d0d5dd;--border-input-focus:#2563eb;--border-interrupted:#ccc;--border-controls:#e5e7eb;--border-image-loading:#888;--accent:#2563eb;--accent-light:#60a5fa;--connected:#10b981;--disconnected:#ff4444}[data-theme=dark]{--bg-primary:#0f0f1a;--bg-header:linear-gradient(135deg, #1a1a3e, #2a1a3e);--bg-secondary:#1a1a2e;--bg-tertiary:#2a2a4a;--bg-controls:#1a1a2e;--bg-panel:#1e1e3a;--bg-btn:#2a2a4a;--bg-btn-hover:#3a3a5a;--bg-input:#2a2a4a;--bg-code:#1a1a3e;--bg-msg-user:#1e6cff;--bg-msg-assistant:#2a2a4a;--bg-msg-interrupted:#2a2a4a;--bg-panel-item:#2a2a4a;--bg-panel-item-hover:#3a3a5a;--bg-send-btn:#e6e8ee;--bg-send-btn-hover:#f4f5f9;--bg-voice-btn:linear-gradient(135deg, #2a2a4a, #1a1a3e);--bg-voice-btn-greyed:linear-gradient(135deg, #333, #222);--bg-camera-modal:#1a1a2e;--bg-toggle-slider:#444;--bg-toggle-active:#1e6cff;--bg-remove-btn:#ff5555;--bg-remove-btn-border:#1a1a2e;--bg-image-thumb-border:#8be9fd;--bg-image-thumb-shadow:rgba(139, 233, 253, 0.2);--bg-bottom-overlay:rgba(0, 0, 0, 0.5);--bg-camera-overlay:rgba(0, 0, 0, 0.85);--bg-btn-capture:#ff5555;--bg-btn-use:#1e6cff;--bg-btn-retake:#ffa500;--bg-btn-close:#555;--bg-btn-switch:#bd93f9;--text-primary:#e0e0e0;--text-secondary:#aaa;--text-tertiary:#888;--text-header:#8be9fd;--text-msg-user:#fff;--text-msg-assistant:#e0e0e0;--text-msg-interrupted:#e0e0e0;--text-msg-system:#888;--text-btn:#aaa;--text-btn-hover:#8be9fd;--text-input:#e0e0e0;--text-input-placeholder:#666;--text-voice-btn:#e0e0e0;--text-panel-title:#8be9fd;--text-panel-label:#aaa;--text-interrupted-tag:#888;--text-camera-title:#8be9fd;--text-code:#ff79c6;--text-strong:#8be9fd;--text-blockquote:#aaa;--text-status:#aaa;--text-send-btn:#14161c;--border-primary:#333;--border-secondary:#444;--border-btn:#444;--border-btn-hover:#8be9fd;--border-input:#444;--border-input-focus:#8be9fd;--border-interrupted:#444;--border-controls:#333;--border-image-loading:#888;--accent:#8be9fd;--accent-light:#8be9fd;--connected:#50fa7b;--disconnected:#ff5555}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg-primary);color:var(--text-primary);height:100vh;height:100dvh;display:flex;flex-direction:column;overflow:hidden;transition:background .3s,color .3s}header{text-align:center;background:var(--bg-header);display:flex;align-items:center;transition:background .3s;justify-content:flex-start;padding:18px 0 8px 6px;gap:4px}header h1{font-size:22px;font-weight:700;color:var(--text-header);margin-right:auto}#stop-tts-btn,#theme-toggle-btn{background:0 0;border:0;font-size:20px;cursor:pointer;padding:4px;transition:opacity .2s}#theme-toggle-btn{opacity:.7;right:20px}#stop-tts-btn:hover,#theme-toggle-btn:hover,.msg.assistant:hover .msg-actions{opacity:1}#stop-tts-btn{opacity:.8;left:20px}.status-bar{text-align:center;padding:6px;font-size:12px;color:var(--text-status)}.status-bar .dot{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:6px;vertical-align:middle}.dot.connected{background:var(--connected)}.dot.disconnected{background:var(--disconnected)}#chat{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:8px}.msg{max-width:80%;padding:10px 14px;border-radius:16px;line-height:1.5;font-size:14px;word-break:break-word;animation:fadeIn .2s ease}.msg.user{align-self:flex-end;background:var(--bg-msg-user);color:var(--text-msg-user);border-bottom-right-radius:4px}.msg.assistant{align-self:flex-start;background:var(--bg-msg-assistant);color:var(--text-msg-assistant);border-bottom-left-radius:4px}.msg.system{align-self:center;background:0 0;color:var(--text-msg-system);font-size:12px;font-style:italic}.msg.interrupted{align-self:flex-start;background:var(--bg-msg-interrupted);color:var(--text-msg-interrupted);border-bottom-left-radius:4px;opacity:.85}.interrupted-tag{font-size:11px;color:var(--text-interrupted-tag);margin-top:6px;padding-top:6px;border-top:1px dashed var(--border-interrupted);font-style:italic}#mic-btn{user-select:none;-webkit-user-select:none;-webkit-touch-callout:none;-webkit-tap-highlight-color:transparent}.msg .thinking{color:var(--text-tertiary);font-style:italic}#controls{padding:6px 12px calc(12px + env(safe-area-inset-bottom,0));background:var(--bg-controls);border-top:1px solid var(--border-controls);transition:background .3s,border-color .3s;overflow:visible}.action-row,.camera-btn{display:flex;align-items:center}.action-row{gap:8px;max-width:600px;margin:6px auto 0;overflow:visible}.camera-btn{width:40px;height:40px;border-radius:50%;border:2px solid var(--border-btn);background:var(--bg-btn);color:var(--text-btn);font-size:18px;cursor:pointer;transition:all .2s;justify-content:center;flex-shrink:0}.camera-btn:hover{border-color:var(--border-btn-hover);color:var(--text-btn-hover)}.voice-btn{flex:1;border:2px solid var(--border-secondary);background:var(--bg-voice-btn);cursor:pointer;position:relative;overflow:visible;transition:transform .15s ease,background .15s ease,box-shadow .15s ease,border-color .15s ease}.voice-btn:not(.listening):hover{border-color:var(--border-btn-hover)}.voice-btn:hover{border-color:var(--border-btn-hover)}.voice-btn.listening{z-index:10;background:0 0}.voice-btn.greyed{opacity:.4;cursor:not-allowed;border-color:var(--border-secondary);background:var(--bg-voice-btn-greyed)}.plus-btn,.toggle-btn{width:40px;height:40px;border-radius:50%;border:2px solid var(--border-btn);background:var(--bg-btn);color:var(--text-btn);font-size:18px;cursor:pointer;transition:all .2s;display:flex;align-items:center;justify-content:center;flex-shrink:0}.plus-btn:hover,.toggle-btn:hover{border-color:var(--border-btn-hover);color:var(--text-btn-hover)}.plus-btn{font-size:22px}.text-input-row{display:none;gap:8px;align-items:center;max-width:600px;margin:6px auto 0}.text-input-row.active{display:flex}.text-input-row input{flex:1;padding:8px 14px;border-radius:24px;border:1px solid var(--border-input);background:var(--bg-input);color:var(--text-input);font-size:13px;outline:0;transition:border-color .2s}.text-input-row input:focus{border-color:var(--border-input-focus)}.text-input-row input:disabled{opacity:.5}.send-btn{padding:10px 18px;border-radius:24px;border:0;background:var(--bg-send-btn);color:var(--text-send-btn);font-size:13px;cursor:pointer;transition:background .2s;flex-shrink:0}.send-btn:hover{background:var(--bg-send-btn-hover)}.camera-modal-actions button:disabled,.send-btn:disabled{opacity:.4;cursor:not-allowed}#status-text{text-align:center;margin-top:4px;font-size:12px;color:var(--text-status);min-height:16px}.msg .image-preview{max-width:200px;max-height:200px;border-radius:8px;margin-top:6px;display:block}.msg .image-loading{color:var(--text-tertiary);font-style:italic;font-size:12px;margin-top:4px}.inline-image-previews{display:flex;gap:8px;padding:6px 12px;margin:0 auto 4px;max-width:600px;justify-content:center;align-items:center;animation:fadeIn .2s ease}.inline-image-thumb{position:relative;width:48px;height:48px;border-radius:10px;overflow:hidden;border:2px solid var(--bg-image-thumb-border);flex-shrink:0;animation:fadeIn .2s ease;box-shadow:0 2px 8px var(--bg-image-thumb-shadow)}.inline-image-thumb img{width:100%;height:100%;object-fit:cover;display:block}.inline-image-thumb .remove-btn,.toggle-slider:before{position:absolute;height:18px;width:18px;border-radius:50%}.inline-image-thumb .remove-btn{top:-4px;right:-4px;background:var(--bg-remove-btn);color:#fff;border:2px solid var(--bg-remove-btn-border);font-size:11px;line-height:15px;text-align:center;cursor:pointer;display:none;z-index:2}#history-overlay.active,.bottom-panel-overlay.active,.inline-image-thumb:hover .remove-btn{display:block}.bottom-panel-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:var(--bg-bottom-overlay);z-index:900;display:none;animation:fadeIn .15s ease}.bottom-panel{position:fixed;bottom:0;left:0;width:100%;background:var(--bg-panel);border-radius:16px 16px 0 0;padding:16px 16px calc(16px + env(safe-area-inset-bottom,0));z-index:950;transform:translateY(100%);transition:transform .3s ease}.bottom-panel.active{transform:translateY(0)}.bottom-panel-title{color:var(--text-panel-title);font-size:14px;font-weight:600;margin-bottom:12px;text-align:center}.bottom-panel-grid{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}.bottom-panel-item{display:flex;flex-direction:column;align-items:center;gap:8px;padding:16px 24px;border-radius:12px;background:var(--bg-panel-item);cursor:pointer;transition:all .2s;min-width:100px;position:relative}.bottom-panel-item:hover{background:var(--bg-panel-item-hover)}.bottom-panel-item .icon{font-size:28px}.bottom-panel-item .label{font-size:12px;color:var(--text-panel-label)}.bottom-panel-item input[type=file]{position:absolute;top:0;left:0;width:100%;height:100%;opacity:0;cursor:pointer}.toggle-switch{position:relative;width:44px;height:24px}.toggle-switch input{opacity:0;width:0;height:0}.toggle-slider{position:absolute;cursor:pointer;top:0;left:0;right:0;bottom:0;background:var(--bg-toggle-slider);border-radius:24px;transition:.3s}.toggle-slider:before{content:"";left:3px;bottom:3px;background:#fff;transition:.3s}.toggle-switch input:checked+.toggle-slider{background:var(--bg-toggle-active)}.toggle-switch input:checked+.toggle-slider:before{transform:translateX(20px)}.camera-modal,.camera-modal-content{flex-direction:column;align-items:center}.camera-modal{position:fixed;top:0;left:0;width:100%;height:100%;background:var(--bg-camera-overlay);z-index:1000;display:none;justify-content:center;animation:fadeIn .2s ease}.camera-modal.active{display:flex}.camera-modal-content{background:var(--bg-camera-modal);border-radius:16px;padding:16px;max-width:95vw;max-height:90vh;display:flex;gap:12px;position:relative}.camera-modal-content canvas,.camera-modal-content img,.camera-modal-content video{max-width:100%;max-height:60vh;border-radius:8px;display:none}.camera-modal-actions{display:flex;gap:12px;flex-wrap:wrap;justify-content:center}.camera-modal-actions button{padding:10px 24px;border-radius:24px;border:0;font-size:14px;cursor:pointer;transition:all .2s;color:#fff}.camera-modal-actions .btn-capture{background:var(--bg-btn-capture)}.camera-modal-actions .btn-capture:hover,.camera-modal-actions .btn-close:hover,.camera-modal-actions .btn-retake:hover,.camera-modal-actions .btn-switch:hover,.camera-modal-actions .btn-use:hover{filter:brightness(1.15)}.camera-modal-actions .btn-use{background:var(--bg-btn-use)}.camera-modal-actions .btn-retake{background:var(--bg-btn-retake)}.camera-modal-actions .btn-close{background:var(--bg-btn-close)}.camera-modal-actions .btn-switch{background:var(--bg-btn-switch)}.camera-modal-title{color:var(--text-camera-title);font-size:16px;font-weight:600}.msg.assistant .md-content p{margin:0 0 6px}.msg.assistant .md-content p:first-child{margin-top:0}.msg.assistant .md-content code{background:var(--bg-code);padding:2px 6px;border-radius:4px;font-size:13px;font-family:"Fira Code",monospace}.msg.assistant .md-content pre{background:var(--bg-code);padding:10px;border-radius:8px;overflow-x:auto;margin:6px 0}.msg.assistant .md-content pre code{background:0 0;padding:0}.msg.assistant .md-content ol,.msg.assistant .md-content ul{padding-left:20px;margin:4px 0}.msg.assistant .md-content li{margin:2px 0}.msg.assistant .md-content blockquote{border-left:3px solid var(--accent);padding-left:10px;margin:6px 0;color:var(--text-blockquote)}.msg.assistant .md-content strong{color:var(--text-strong)}.msg.assistant .md-content h1,.msg.assistant .md-content h2,.msg.assistant .md-content h3{margin:8px 0 4px}.ic,.ic-lg{width:24px;height:24px;fill:currentColor;display:block;pointer-events:none}.pill-icon>.ic{position:absolute;inset:0;margin:auto}.ic-lg{width:26px;height:26px}.input-pill,header .icon-btn{display:flex;align-items:center}header .icon-btn{width:42px;height:42px;border:0;background:0 0;color:var(--text-btn);justify-content:center;border-radius:50%;cursor:pointer;-webkit-tap-highlight-color:transparent;transition:background .2s,color .2s}.pill-icon:hover,header .icon-btn:hover{background:var(--bg-btn-hover);color:var(--text-btn-hover)}.input-pill{max-width:600px;margin:6px auto 0;min-height:60px;padding:0 4px;background:var(--bg-btn);border-radius:30px;transition:background .3s}.input-pill input{flex:1;min-width:0;border:0;outline:0;background:0 0;color:var(--text-input);font-size:16px;padding:10px 6px}.input-pill input::placeholder{color:var(--text-input-placeholder)}.pill-icon,.voice-btn{display:flex;align-items:center;justify-content:center}.pill-icon{width:44px;height:44px;flex:0 0 44px;border:0;background:0 0;-webkit-appearance:none;appearance:none;padding:0;position:relative;color:var(--text-btn);border-radius:50%;cursor:pointer;-webkit-tap-highlight-color:transparent;transition:background .2s,transform .1s}.pill-icon:active{transform:scale(.94)}.pill-icon.send{background:var(--bg-send-btn);color:var(--text-send-btn)}.pill-icon.send:hover{background:var(--bg-send-btn-hover)}.voice-btn{width:100%;max-width:600px;height:60px;margin:6px auto 0;border-radius:30px;border:1px solid transparent;font-size:16px;color:var(--text-voice-btn)}#history-overlay{display:none;position:fixed;inset:0;background:var(--bg-bottom-overlay);z-index:40}#history-drawer{position:fixed;top:0;left:0;bottom:0;width:300px;max-width:84vw;background:var(--bg-secondary);z-index:50;transform:translateX(-105%);transition:transform .25s ease;box-shadow:0 0 40px rgba(0,0,0,.18);display:flex;flex-direction:column}#history-drawer.active{transform:translateX(0)}#new-chat-btn{padding:22px 18px 16px;color:var(--text-header);font-size:15px;font-weight:700;cursor:pointer;border-bottom:1px solid var(--border-controls, #eef0f5);-webkit-tap-highlight-color:transparent}#new-chat-btn:active{opacity:.6}.hist-empty,.hist-label{padding:14px 18px 6px;color:var(--text-tertiary);font-size:12px}#history-list{flex:1;overflow-y:auto;padding-bottom:14px}.hist-empty{padding:18px;font-size:13px}.hist-row{display:flex;align-items:center;gap:8px;padding:11px 18px;cursor:pointer;-webkit-tap-highlight-color:transparent}.hist-row:active,.hist-row:hover{background:var(--bg-btn-hover)}.hist-main{flex:1;min-width:0}.hist-title{color:var(--text-primary);font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.hist-row.current .hist-title{color:var(--text-header);font-weight:700}.hist-time{color:var(--text-tertiary);font-size:11px;margin-top:2px}.hist-del,.inline-text-chip{background:var(--bg-btn);cursor:pointer}.hist-del{flex:0 0 26px;height:26px;line-height:26px;text-align:center;color:var(--text-tertiary);border-radius:50%;font-size:12px}.hist-del:hover{color:#fff;background:var(--bg-remove-btn)}#stop-tts-btn,#theme-toggle-btn{position:static}.inline-text-chip{display:inline-flex;align-items:center;padding:6px 12px;border-radius:14px;color:var(--text-primary);font-size:12.5px;white-space:nowrap;border:1px solid var(--border-controls, #eef0f5)}.inline-text-chip:hover{background:var(--bg-btn-hover)}.msg-actions{display:flex;gap:6px;margin-top:6px;opacity:.55;transition:opacity .15s}.msg-act{-webkit-appearance:none;appearance:none;display:inline-flex;align-items:center;justify-content:center;width:26px;height:26px;border:1px solid var(--border, rgba(255,255,255,.18));border-radius:8px;background:0 0;color:var(--text-secondary, #9aa3b2);cursor:pointer;padding:0}.msg-act:hover{color:var(--text-primary, #eaf0ff);border-color:rgba(124,92,255,.5)}.msg-act.ok{color:#34d399;border-color:rgba(52,211,153,.6)}.msg.assistant .md-content img{max-width:100%;max-height:200px;width:auto;height:auto;border-radius:10px;margin:6px 0;display:block}.media-box{margin-top:8px;padding-top:8px;border-top:1px dashed rgba(255,255,255,.14)}.media-strip{display:flex;gap:8px;overflow-x:auto;padding-bottom:4px}.media-strip a{text-decoration:none;flex:0 0 auto}.media-strip img{height:110px;width:auto;border-radius:10px;display:block;object-fit:cover;border:1px solid rgba(255,255,255,.1)}.media-videos{display:flex;flex-direction:column;gap:4px;margin-top:6px}.media-videos a,.user-media .user-file-chip{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.media-videos a{color:#8fb0ff;font-size:13px;text-decoration:none}.media-videos a:hover{text-decoration:underline}.user-media .user-file-chip{font-size:12px;line-height:1.3;padding:3px 8px;border-radius:8px;background:rgba(255,255,255,.22);color:inherit;max-width:220px}.user-media{display:flex;flex-wrap:wrap;gap:6px;align-items:flex-end;margin:0 0 6px}.user-media .image-loading,.user-media .image-preview,.user-media img{max-width:150px;max-height:150px;border-radius:10px;display:block;object-fit:cover;margin:0}.user-media .image-loading{font-size:12px;color:var(--text-tertiary)}.media-video{display:flex;align-items:center;gap:10px;margin-top:8px;padding:8px;border-radius:12px;background:rgba(127,127,127,.12);border:1px solid rgba(255,255,255,.1);text-decoration:none}.media-video:hover{background:rgba(127,127,127,.2)}.media-video-thumb{width:116px;height:66px;flex:0 0 auto;object-fit:cover;border-radius:8px;background:rgba(0,0,0,.12)}.media-video-meta{display:flex;flex-direction:column;gap:4px;min-width:0}.media-video-title{color:var(--text-primary);font-size:13px;line-height:1.35;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.media-video-sub{color:var(--text-tertiary);font-size:12px}.media-fallback{display:inline-block;font-size:13px;color:#8fb0ff;text-decoration:none;padding:2px 8px;border:1px solid rgba(143,176,255,.35);border-radius:8px}.msg.assistant .md-content a{color:#8fb0ff;text-decoration:underline;word-break:break-all}.msg.assistant .md-content table{border-collapse:collapse;margin:8px 0;max-width:100%;display:block;overflow-x:auto;font-size:13px}.msg.assistant .md-content td,.msg.assistant .md-content th{border:1px solid rgba(255,255,255,.16);padding:5px 9px;text-align:left}.msg.assistant .md-content th{background:rgba(124,92,255,.14)}