body:has(.chat-app)>nav{display:none}.chat-app{height:100vh;height:100dvh;max-width:800px;margin:0 auto;padding:0 16px}.chat-app,.chat-app .connect{display:flex;flex-direction:column}.chat-app .connect{align-items:center;justify-content:center;flex:1 1;text-align:center;padding:40px 20px}.chat-app .connect-icon{color:var(--teal);opacity:.6;margin-bottom:24px}.chat-app .connect h1{font-size:22px;font-weight:600;margin-bottom:8px}.chat-app .connect p{color:var(--text-secondary);font-size:14px;max-width:400px;margin-bottom:28px}.chat-app .connect-btn{display:inline-flex;align-items:center;gap:8px;background:var(--teal);color:#fff;border:none;border-radius:10px;padding:12px 28px;font-size:15px;font-weight:500;font-family:var(--font-sans);cursor:pointer;transition:filter .15s}.chat-app .connect-btn:hover{filter:brightness(1.1)}.chat-app .connect-features{display:flex;flex-direction:column;gap:8px;margin-top:28px;font-size:13px;color:var(--text-secondary)}.chat-app .connect-feature{display:flex;align-items:center;gap:8px}.chat-app .connect-feature .check{color:#22c55e;font-weight:700}.chat-app .connect-error{color:#ef4444;font-size:13px;margin-top:12px}.chat-app .header{display:flex;align-items:center;justify-content:space-between;padding:12px 0;border-bottom:1px solid var(--border);flex-shrink:0}.chat-app .provider-select{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-secondary)}.chat-app .provider-select select{background:var(--bg-card);border:1px solid var(--border);border-radius:8px;color:var(--text);padding:6px 10px;font-family:var(--font-sans);font-size:13px}.chat-app .header-actions{display:flex;align-items:center;gap:8px}.chat-app .btn-ghost{background:none;border:1px solid var(--border);border-radius:8px;color:var(--text-secondary);padding:6px 12px;font-size:12px;font-family:var(--font-sans);cursor:pointer;transition:all .15s}.chat-app .btn-ghost:hover{border-color:var(--border-hover);color:var(--text)}.chat-app .messages{flex:1 1;overflow-y:auto;padding:20px 0}.chat-app .empty{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;text-align:center;color:var(--text-secondary)}.chat-app .empty-icon{color:var(--teal);opacity:.4;margin-bottom:16px}.chat-app .empty-sub{font-size:12px;color:var(--text-muted);margin-top:6px}.chat-app .suggestions{display:grid;grid-template-columns:1fr 1fr;grid-gap:8px;gap:8px;margin-top:20px;max-width:480px}.chat-app .suggestion{background:var(--bg-card);border:1px solid var(--border);border-radius:10px;padding:10px 14px;color:var(--text-secondary);font-family:var(--font-sans);font-size:12.5px;line-height:1.4;cursor:pointer;transition:border-color .2s,color .2s;text-align:left}.chat-app .suggestion:hover{border-color:var(--teal-dark);color:var(--text)}.chat-app .message{display:flex;gap:14px;margin-bottom:22px}.chat-app .message-avatar{width:34px;height:34px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:600;flex-shrink:0}.chat-app .message-user .message-avatar{background:linear-gradient(135deg,var(--teal-dark),var(--teal));color:white}.chat-app .message-assistant .message-avatar{background:var(--bg-elevated);border:1px solid var(--border);color:var(--text-secondary)}.chat-app .message-content{flex:1 1;min-width:0}.chat-app .message-content p{font-size:14px;line-height:1.75;white-space:pre-wrap;word-break:break-word;margin:0 0 6px}.chat-app .message-content p:last-child{margin-bottom:0}.chat-app .message-user .message-content p{color:var(--text)}.chat-app .message-assistant .message-content p{color:var(--text-secondary)}.chat-app .message-streaming .message-content:after{content:"\25CB";display:inline;animation:chat-cursor-blink .6s steps(2) infinite;color:var(--teal);margin-left:2px;font-size:12px}@keyframes chat-cursor-blink{0%{opacity:1}50%{opacity:0}}.chat-app .message-content .md-code-block{position:relative;background:var(--bg-elevated);border:1px solid var(--border);border-radius:8px;padding:14px 16px;overflow-x:auto;margin:8px 0;font-family:var(--font-code);font-size:12.5px;line-height:1.65;color:var(--text);white-space:pre}.chat-app .message-content .md-code-lang{position:absolute;top:6px;right:10px;font-size:10px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em}.chat-app .message-content .md-inline-code{background:rgba(2,132,199,.08);border:1px solid rgba(2,132,199,.12);border-radius:4px;padding:1px 5px;font-family:var(--font-code);font-size:.88em;color:var(--teal-dark)}.chat-app .message-content .md-list{padding-left:20px;margin:6px 0;color:var(--text-secondary)}.chat-app .message-content .md-list li{margin-bottom:4px;font-size:14px;line-height:1.6}.chat-app .message-content .md-heading{font-weight:600;margin:10px 0 4px;color:var(--text)}.chat-app .message-content h2.md-heading{font-size:1.15em}.chat-app .message-content h3.md-heading{font-size:1.05em}.chat-app .message-content h4.md-heading{font-size:.95em}.chat-app .message-image{max-width:280px;max-height:200px;border-radius:8px}.chat-app .attachment,.chat-app .message-image{margin-bottom:8px;border:1px solid var(--border)}.chat-app .attachment{display:flex;align-items:center;gap:10px;padding:8px 12px;background:var(--bg-card);border-radius:10px}.chat-app .attachment-preview{width:48px;height:48px;border-radius:6px;border:1px solid var(--border);flex-shrink:0;background-size:cover;background-position:50%;background-color:var(--bg-elevated)}.chat-app .attachment-name{flex:1 1;font-size:13px;color:var(--text-secondary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chat-app .attachment-remove{background:none;border:none;color:var(--text-muted);font-size:18px;cursor:pointer;padding:2px 6px;border-radius:4px}.chat-app .attachment-remove:hover{color:var(--text)}.chat-app .chat-input{display:flex;gap:10px;padding:12px 0 max(12px,env(safe-area-inset-bottom));border-top:1px solid var(--border);flex-shrink:0}.chat-app .chat-input input{flex:1 1;background:var(--bg-card);border:1px solid var(--border);border-radius:10px;padding:12px 16px;color:var(--text);font-family:var(--font-sans);font-size:15px;outline:none;transition:border-color .2s}.chat-app .chat-input input:focus{border-color:rgba(14,165,233,.4);box-shadow:0 0 0 3px rgba(14,165,233,.08)}.chat-app .chat-input input::placeholder{color:var(--text-muted)}.chat-app .btn-send{background:var(--teal);color:#fff;border:none;border-radius:10px;padding:0 20px;font-size:14px;font-weight:500;font-family:var(--font-sans);cursor:pointer;transition:filter .15s;flex-shrink:0}.chat-app .btn-send:hover{filter:brightness(1.1)}.chat-app .btn-send:disabled{opacity:.4;cursor:default;filter:none}.chat-app .attach-btn{background:none;border:1px solid var(--border);border-radius:10px;color:var(--text-secondary);padding:0 10px;cursor:pointer;flex-shrink:0;display:flex;align-items:center}.chat-app .attach-btn:hover{border-color:var(--border-hover);color:var(--text)}@media (max-width:600px){.chat-app .suggestions{grid-template-columns:1fr}.chat-app .chat-input{gap:8px}.chat-app .chat-input input{font-size:16px}}