:root{--bg-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);--accent: #5b5bd6;--accent-2: #764ba2;--accent-soft: rgba(91, 91, 214, .1);--text: #1f2333;--text-sub: #6b7085;--panel: #ffffff;--panel-2: #f6f7fb;--border: #e9ebf2;--user-bubble: linear-gradient(135deg, #667eea 0%, #764ba2 100%);--ai-bubble: #f6f7fb;--radius: 16px;--shadow: 0 20px 60px rgba(38, 40, 90, .18)}*{box-sizing:border-box;margin:0;padding:0}html,body{height:100%}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Noto Sans Thai,sans-serif;color:var(--text);background:var(--bg-gradient);display:flex;align-items:center;justify-content:center;padding:24px}#app{width:100%;height:100%;display:flex;align-items:center;justify-content:center}.n-config-provider{width:100%}.app{width:100%;max-width:720px;margin:0 auto;height:min(860px,calc(100vh - 48px));background:var(--panel);border-radius:22px;box-shadow:var(--shadow);display:flex;flex-direction:column;overflow:hidden}.header{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:18px 22px;border-bottom:1px solid var(--border);background:var(--panel)}.brand{display:flex;align-items:center;gap:12px;min-width:0}.brand .logo{width:42px;height:42px;border-radius:12px;object-fit:cover;flex:none}.brand .titles{min-width:0}.brand h1{font-size:17px;font-weight:700;line-height:1.25}.brand .sub{font-size:12.5px;color:var(--text-sub);margin-top:2px}.lang-switch{width:150px;flex:none}.messages{flex:1;overflow-y:auto;padding:22px;display:flex;flex-direction:column;gap:14px;background:linear-gradient(#ffffffd9,#ffffffd9),url(/assets/background-DADrM2Ht.png) center / cover no-repeat;scroll-behavior:smooth}.welcome{text-align:center;padding:8px 12px 4px;animation:fadeIn .4s ease}.welcome .avatar{display:block;width:400px;height:auto;margin:0 auto 14px}.welcome h2{font-size:18px;font-weight:700;margin-bottom:6px}.welcome p{font-size:13.5px;color:var(--text-sub)}.presets{margin-top:20px;display:grid;grid-template-columns:repeat(2,1fr);gap:10px;text-align:left}.preset{border:1px solid var(--border);background:var(--panel-2);color:var(--text);font-size:13.5px;line-height:1.45;text-align:left;padding:13px 14px;border-radius:12px;cursor:pointer;transition:all .18s ease;font-family:inherit;display:flex;gap:8px;align-items:flex-start}.preset:hover{border-color:var(--accent);background:var(--accent-soft);transform:translateY(-1px)}.preset .num{flex:none;width:20px;height:20px;border-radius:50%;background:var(--bg-gradient);color:#fff;font-size:11.5px;font-weight:600;display:flex;align-items:center;justify-content:center;margin-top:1px}.msg{max-width:82%;display:flex;flex-direction:column;align-items:flex-start;animation:fadeIn .3s ease}.msg .bubble{padding:12px 15px;border-radius:15px;font-size:14.5px;line-height:1.6;white-space:pre-wrap;word-break:break-word}.msg.user{align-self:flex-end;align-items:flex-end}.msg.user .bubble{background:var(--user-bubble);color:#fff;border-bottom-right-radius:4px}.msg.ai{align-self:flex-start}.msg.ai .bubble{position:relative;background:var(--ai-bubble);color:var(--text);border-bottom-left-radius:4px;border:1px solid var(--border);padding-right:40px}.msg.ai .bubble.error{color:#d03050}.msg-copy{position:absolute;top:8px;right:8px;display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;border:1px solid var(--border);border-radius:8px;background:#fff;color:var(--text-sub);cursor:pointer;opacity:0;transition:opacity .15s ease,color .15s ease,background .15s ease;box-shadow:0 2px 8px #26285a1f}.msg.ai:hover .msg-copy{opacity:1}.msg-copy:hover{color:var(--accent);background:var(--panel-2)}.msg-copy svg{display:block}.bubble .md{white-space:normal}.bubble .md>:first-child{margin-top:0}.bubble .md>:last-child{margin-bottom:0}.bubble .md p{margin:0 0 8px}.bubble .md ul,.bubble .md ol{margin:0 0 8px;padding-left:20px}.bubble .md li{margin:3px 0}.bubble .md h1,.bubble .md h2,.bubble .md h3,.bubble .md h4{margin:12px 0 6px;line-height:1.35;font-weight:600}.bubble .md h1{font-size:18px}.bubble .md h2{font-size:17px}.bubble .md h3{font-size:16px}.bubble .md h4{font-size:15px}.bubble .md strong{font-weight:600}.bubble .md a{color:var(--accent);text-decoration:none}.bubble .md a:hover{text-decoration:underline}.bubble .md :not(pre)>code{background:#0000000f;padding:1px 5px;border-radius:4px;font-family:SFMono-Regular,Consolas,Liberation Mono,monospace;font-size:.9em}.bubble .md pre{position:relative;margin:0 0 8px;padding:0;border-radius:8px;overflow:hidden}.bubble .md pre code{display:block;padding:12px 14px;overflow-x:auto;line-height:1.55;font-size:.88em;background:#282c34;color:#abb2bf}.bubble .md blockquote{border-left:3px solid var(--accent);padding-left:10px;color:var(--text-sub);margin:0 0 8px}.bubble .md table{border-collapse:collapse;margin:0 0 8px}.bubble .md th,.bubble .md td{border:1px solid var(--border);padding:5px 10px;font-size:13px}.bubble .md hr{border:none;border-top:1px solid var(--border);margin:10px 0}.stopped-note{margin-top:6px;font-size:12px;color:var(--text-sub)}.refs,.recs{display:flex;flex-direction:column;align-items:flex-start;gap:6px;margin-top:8px;max-width:100%}.refs-title,.recs-title{font-size:12px;color:var(--text-sub);font-weight:600}.ref{display:flex;align-items:flex-start;gap:6px;font-size:13px;color:var(--accent);text-decoration:none;line-height:1.45}.ref:hover{text-decoration:underline}.ref-index{flex:none;width:16px;height:16px;border-radius:50%;background:var(--accent-soft);color:var(--accent);font-size:10.5px;font-weight:600;display:inline-flex;align-items:center;justify-content:center;margin-top:2px}.rec{border:1px solid var(--border);background:var(--panel);color:var(--text);font-size:13px;padding:7px 12px;border-radius:999px;cursor:pointer;transition:all .18s ease;font-family:inherit;text-align:left;line-height:1.4}.rec:hover{border-color:var(--accent);background:var(--accent-soft);color:var(--accent)}.typing{display:flex;align-items:center;gap:5px;padding:14px 16px}.typing .dot{width:7px;height:7px;border-radius:50%;background:#a9aec4;animation:blink 1.2s infinite ease-in-out}.typing .dot:nth-child(2){animation-delay:.15s}.typing .dot:nth-child(3){animation-delay:.3s}.typing .typing-text{margin-left:4px;font-size:13px;color:var(--text-sub)}@keyframes blink{0%,80%,to{opacity:.25}40%{opacity:1}}@keyframes fadeIn{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}.footer{padding:14px 16px 16px;border-top:1px solid var(--border);background:var(--panel)}.input-row{display:flex;gap:10px;align-items:flex-end;background:var(--panel-2);border:1px solid var(--border);border-radius:14px;padding:6px 8px 6px 14px;transition:border-color .18s ease}.input-row:focus-within{border-color:var(--accent)}.input-row .n-input{flex:1;background:transparent}.input-row .n-input textarea{font-size:14.5px;line-height:1.5;color:var(--text);padding:6px 0}.n-button.send-btn,.n-button.stop-btn{background:var(--bg-gradient)!important;border:none}.n-button.send-btn:hover,.n-button.stop-btn:hover{opacity:.9}.n-button.send-btn:active,.n-button.stop-btn:active{transform:scale(.94)}.footer .hint{font-size:11.5px;color:#a0a5ba;text-align:center;margin-top:8px}.n-button.mic-btn{background:var(--panel-2)!important;border:1px solid var(--border);color:var(--text-sub)!important}.n-button.mic-btn:hover{color:var(--accent)!important}.n-button.mic-btn.recording{background:#d03050!important;border-color:#d03050;color:#fff!important;animation:pulse 1.2s infinite ease-in-out}@keyframes pulse{0%{box-shadow:0 0 #d0305073}70%{box-shadow:0 0 0 8px #d0305000}to{box-shadow:0 0 #d0305000}}.voice-status{margin-top:8px;font-size:12.5px;color:var(--accent);text-align:center}.voice-status.error{color:#d03050}.support{display:flex;align-items:center;justify-content:center;gap:6px;padding:8px 16px 12px;font-size:12px;color:var(--text-sub);border-top:1px solid var(--border);background:var(--panel)}.support .support-logo{width:16px;height:16px;border-radius:4px;object-fit:cover;flex:none}.support .support-brand{font-weight:600;color:var(--text)}@media (min-width: 521px) and (max-width: 1024px){body{padding:16px}.app{max-width:860px;height:calc(100vh - 32px)}}@media (max-width: 520px){body{padding:0}.app{height:100vh;border-radius:0}.presets{grid-template-columns:1fr}.msg{max-width:92%}}
