@keyframes sd-fadeIn{0%{opacity:0}to{opacity:1}}@keyframes sd-blurIn{0%{opacity:0;filter:blur(4px)}to{opacity:1;filter:blur()}}@keyframes sd-slideUp{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}[data-sd-animate]{animation:var(--sd-animation,sd-fadeIn) var(--sd-duration,.15s) var(--sd-easing,ease) var(--sd-delay,0s) both}@keyframes sd-markerIn{0%{color:#0000}}[data-sd-animate-marker]::marker{animation:sd-markerIn var(--sd-marker-duration,.15s) var(--sd-marker-easing,ease) var(--sd-marker-delay,0s) both}:root{--bg:#f7f7f5;--panel:#fff;--ink:#1d1d1f;--muted:#777;--line:#e6e4df;--accent:#e4572e;--soft:#f3f0ea;--ok:#2e7d5b}*{box-sizing:border-box}body{background:var(--bg);min-height:100vh;color:var(--ink);margin:0;font:14px/1.55 ui-sans-serif,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}button,textarea{font:inherit}.wrap{max-width:860px;margin:0 auto;padding:28px 18px 120px}.top{justify-content:space-between;align-items:center;gap:12px;margin-bottom:16px;display:flex}.brand{letter-spacing:-.02em;font-size:18px;font-weight:700}.brand small{color:var(--muted);margin-top:2px;font-size:12px;font-weight:400;display:block}.chip{border:1px solid var(--line);background:var(--panel);color:var(--muted);white-space:nowrap;border-radius:999px;padding:5px 10px;font-size:12px}.sep{margin:0 4px}.dot{vertical-align:1px;background:#c9c5bb;border-radius:50%;width:7px;height:7px;margin-right:6px;display:inline-block}.dot.on{background:var(--ok)}.chat{border:1px solid var(--line);background:var(--panel);border-radius:20px;overflow:hidden;box-shadow:0 18px 50px #1e190f0f}.chat-head{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:10px;padding:14px 18px;display:flex}.chat-title{font-weight:650}.ghost{background:var(--soft);color:var(--ink);cursor:pointer;border:0;border-radius:10px;padding:7px 10px}.ghost:hover{filter:brightness(.97)}.messages{scroll-behavior:smooth;min-height:360px;max-height:58vh;padding:20px 18px;overflow:auto}.msg{gap:10px;margin:0 0 18px;display:flex}.role{background:var(--soft);width:26px;height:26px;color:var(--muted);border-radius:9px;flex:0 0 26px;place-items:center;font-size:11px;font-weight:700;display:grid}.msg.user .role{color:#fff;background:#1d1d1f}.bubble{flex:1;min-width:0}.who{color:var(--muted);margin-bottom:3px;font-size:11px}.user-content{color:#fff;white-space:pre-wrap;overflow-wrap:anywhere;background:#1d1d1f;border-radius:14px 14px 4px;max-width:92%;padding:10px 13px;display:inline-block}.markdown{overflow-wrap:anywhere}.markdown>:first-child{margin-top:0}.markdown>:last-child{margin-bottom:0}.markdown h1,.markdown h2,.markdown h3{margin:16px 0 8px;line-height:1.3}.markdown h1{font-size:22px}.markdown h2{font-size:18px}.markdown h3{font-size:15px}.markdown p{margin:8px 0}.markdown ul,.markdown ol{margin:8px 0;padding-left:22px}.markdown li{margin:3px 0}.markdown table{border-collapse:collapse;width:100%;margin:10px 0;font-size:13px}.markdown th,.markdown td{border:1px solid var(--line);text-align:left;padding:6px 9px}.markdown th{background:var(--soft)}.markdown blockquote{border-left:3px solid var(--accent);color:#5b554b;background:#fbfaf8;margin:10px 0;padding:7px 12px}.markdown code{background:var(--soft);border-radius:5px;padding:1px 5px;font:12px ui-monospace,SFMono-Regular,Menlo,monospace}.markdown pre{color:#f6f2ea;background:#1d1d1f;border-radius:10px;padding:12px;overflow:auto}.markdown pre code{color:inherit;background:0 0;padding:0}.markdown a{color:var(--accent);text-underline-offset:2px;text-decoration:underline}.tool{border:1px solid var(--line);color:#4b463d;background:#fbfaf8;border-radius:12px;margin:10px 0;padding:10px 12px;font-size:12px}.tool-head{color:var(--ink);font-weight:650}.tool pre{white-space:pre-wrap;overflow-wrap:anywhere;color:#635d52;margin:6px 0 0;font:11px/1.45 ui-monospace,SFMono-Regular,Menlo,monospace}.muted{color:var(--muted);margin-top:4px}.composer{border-top:1px solid var(--line);background:#fff;padding:12px 14px}.quick{flex-wrap:wrap;gap:8px;margin-bottom:10px;display:flex}.quick button{border:1px solid var(--line);color:#5b554b;cursor:pointer;background:#fff;border-radius:999px;padding:6px 10px;font-size:12px}.quick button:hover{background:var(--soft)}form{align-items:flex-end;gap:10px;display:flex}textarea{resize:none;border:1px solid var(--line);background:#fff;border-radius:12px;outline:none;flex:1;min-height:44px;max-height:140px;padding:11px 12px}textarea:focus{border-color:#b9b2a5;box-shadow:0 0 0 3px #e4572e1f}.send{background:var(--accent);color:#fff;cursor:pointer;border:0;border-radius:12px;min-height:44px;padding:11px 16px;font-weight:650}.send:disabled{opacity:.45;cursor:not-allowed}.stop{border:1px solid var(--line);color:var(--ink);cursor:pointer;background:#fff;border-radius:12px;min-height:44px;padding:11px 14px}.footer{color:var(--muted);justify-content:space-between;gap:12px;margin-top:10px;font-size:11px;display:flex}@media (width<=600px){.wrap{padding:14px 10px 90px}.messages{max-height:62vh}.chat{border-radius:16px}.footer span:last-child{display:none}}