:root{--ink: #1b2118;--ink-2: #4a5243;--ink-3: #7c8474;--line: #e2e4d4;--card: #ffffff;--bg: #f6f4ec;--brand: #4e8a46;--brand-2: #b59a3c;--brand-soft: #eef6e4;--danger: #d1385a;--radius: 16px;--shadow-sm: 0 1px 2px rgba(40, 48, 28, .05), 0 2px 8px rgba(40, 48, 28, .04);--shadow-md: 0 4px 12px rgba(40, 48, 28, .07), 0 16px 40px rgba(40, 48, 28, .07);--font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;--mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace}*{box-sizing:border-box}html,body,#app{height:100%;margin:0}body{font-family:var(--font);color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}button{font-family:inherit;cursor:pointer}.app{height:100%;display:flex;flex-direction:column;background:radial-gradient(1100px 520px at 12% -10%,rgba(90,140,70,.16),transparent 60%),radial-gradient(900px 480px at 92% 0%,rgba(196,160,74,.14),transparent 62%),var(--bg)}.topbar{flex:none;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 24px;background:#ffffffc7;-webkit-backdrop-filter:saturate(180%) blur(14px);backdrop-filter:saturate(180%) blur(14px);border-bottom:1px solid rgba(226,228,212,.9)}.brand{display:flex;align-items:center;gap:12px;min-width:0}.logo{width:40px;height:40px;flex:none;display:grid;place-items:center;border-radius:12px;color:#fff;background:linear-gradient(135deg,var(--brand),var(--brand-2));box-shadow:0 6px 18px #4e8a4652}.logo svg{width:22px;height:22px}.brand-text{min-width:0}.brand-text h1{margin:0;font-size:16px;font-weight:650;letter-spacing:.2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.brand-text p{margin:2px 0 0;font-size:12.5px;color:var(--ink-3);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.actions{display:flex;align-items:center;gap:8px;flex:none}.badge{font-size:12px;color:var(--brand);background:var(--brand-soft);border:1px solid rgba(78,138,70,.22);padding:4px 10px;border-radius:999px;white-space:nowrap}.btn{display:inline-flex;align-items:center;gap:6px;border-radius:10px;border:1px solid var(--line);background:#fff;color:var(--ink-2);font-size:13.5px;font-weight:520;padding:8px 13px;transition:all .16s ease;white-space:nowrap}.btn svg{width:16px;height:16px}.btn:hover:not(:disabled){color:var(--ink);border-color:#d5d8c4;background:#fbfcf6;transform:translateY(-1px)}.btn:disabled{opacity:.45;cursor:not-allowed}.btn.primary,.btn.send{color:#fff;border-color:transparent;background:linear-gradient(135deg,var(--brand),var(--brand-2));box-shadow:0 4px 14px #4e8a4647}.btn.primary:hover:not(:disabled),.btn.send:hover:not(:disabled){color:#fff;background:linear-gradient(135deg,#457d3e,#a88c30);box-shadow:0 6px 18px #4e8a465c}.btn.send:disabled{background:#d5d8c4;box-shadow:none;color:#fff}.btn.stop{color:var(--danger);border-color:#d1385a47;background:#fff5f7}.icon-btn{width:32px;height:32px;flex:none;display:grid;place-items:center;border:1px solid var(--line);border-radius:9px;background:#fff;color:var(--ink-3)}.icon-btn svg{width:16px;height:16px}.icon-btn:hover{color:var(--ink);background:#f6f7f0}.scroller{flex:1;overflow-y:auto;scroll-behavior:auto}.thread{max-width:860px;margin:0 auto;padding:32px 24px 8px;display:flex;flex-direction:column;gap:22px}.row{display:flex;gap:12px;align-items:flex-start}.row.user{justify-content:flex-end}.avatar{flex:none;width:34px;height:34px;border-radius:10px;display:grid;place-items:center;color:#fff;background:linear-gradient(135deg,var(--brand),var(--brand-2));box-shadow:0 4px 12px #4e8a4642;margin-top:2px}.avatar svg{width:19px;height:19px}.bubble{max-width:100%;min-width:0}.row.user .bubble{max-width:76%;padding:12px 16px;border-radius:16px 16px 4px;color:#fff;background:linear-gradient(135deg,var(--brand),var(--brand-2));box-shadow:0 6px 18px #4e8a4638}.row.assistant .bubble{flex:1;padding:4px 18px 14px;border-radius:4px 16px 16px;background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow-sm)}.plain{white-space:pre-wrap;word-break:break-word;font-size:14.5px;line-height:1.7}.typing{display:flex;gap:5px;padding:12px 0 6px}.typing i{width:7px;height:7px;border-radius:50%;background:#c4cbb0;animation:blink 1.3s infinite ease-in-out}.typing i:nth-child(2){animation-delay:.18s}.typing i:nth-child(3){animation-delay:.36s}@keyframes blink{0%,70%,to{opacity:.28;transform:translateY(0)}35%{opacity:1;transform:translateY(-3px)}}.md{font-size:14.5px;line-height:1.78;color:var(--ink);word-break:break-word}.md>*:first-child{margin-top:12px}.md p{margin:10px 0}.md h2,.md h3,.md h4,.md h5,.md h6{margin:20px 0 8px;line-height:1.45;font-weight:650}.md h2{font-size:17px;padding-bottom:6px;border-bottom:1px solid var(--line)}.md h3{font-size:15.5px;color:var(--brand)}.md h4{font-size:14.5px}.md ul,.md ol{margin:10px 0;padding-left:22px}.md li{margin:5px 0}.md li::marker{color:var(--brand)}.md strong{font-weight:650}.md code{font-family:var(--mono);font-size:.88em;background:#eef3e4;border:1px solid #dce4cc;border-radius:5px;padding:1.5px 5px}.md pre{margin:12px 0;padding:14px 16px;overflow-x:auto;background:#1c2118;border-radius:12px}.md pre code{background:none;border:none;padding:0;color:#e6ead8;font-size:12.8px;line-height:1.65}.md blockquote{margin:12px 0;padding:8px 14px;color:var(--ink-2);border-left:3px solid var(--brand);background:#f6f8ef;border-radius:0 8px 8px 0}.md hr{margin:18px 0;border:none;border-top:1px solid var(--line)}.md a{color:var(--brand)}.md-table-wrap{margin:14px 0;overflow-x:auto;border:1px solid var(--line);border-radius:12px}.md table{width:100%;border-collapse:collapse;font-size:13.2px}.md th,.md td{padding:9px 12px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line);border-right:1px solid var(--line);line-height:1.6}.md th:last-child,.md td:last-child{border-right:none}.md tbody tr:last-child td{border-bottom:none}.md thead th{background:#f3f6ea;font-weight:620;color:var(--ink-2);white-space:nowrap}.md tbody tr:nth-child(2n){background:#fbfcf6}.scroller.centered .thread{min-height:100%;justify-content:center;padding-top:0;padding-bottom:44px}.welcome{text-align:center;padding:48px 8px 20px}.scroller.centered .welcome{padding-top:0}.welcome-mark{width:60px;height:60px;margin:0 auto 20px;display:grid;place-items:center;border-radius:18px;color:var(--brand);background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-md)}.welcome-mark svg{width:30px;height:30px}.welcome h2{margin:0 0 10px;font-size:24px;font-weight:680;letter-spacing:-.2px}.welcome-sub{max-width:520px;margin:0 auto 28px;font-size:14px;line-height:1.8;color:var(--ink-3)}.welcome-sub strong{color:var(--ink-2);font-weight:600}.chips{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}.chip{max-width:100%;padding:10px 15px;font-size:13.2px;color:var(--ink-2);text-align:left;background:#ffffffd9;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow-sm);transition:all .16s ease}.chip:hover{color:var(--brand);border-color:#4e8a4661;background:#fff;transform:translateY(-2px);box-shadow:0 6px 16px #4e8a4624}.error{margin:0;padding:11px 15px;font-size:13.5px;color:var(--danger);background:#fff4f6;border:1px solid rgba(209,56,90,.22);border-radius:12px}.composer-wrap{flex:none;padding:12px 24px 18px;background:linear-gradient(180deg,#f6f4ec00,#f6f4ecf5 34%)}.composer{max-width:860px;margin:0 auto;display:flex;align-items:flex-end;gap:10px;padding:10px 10px 10px 16px;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow-md);transition:border-color .16s ease}.composer:focus-within{border-color:#4e8a466b;box-shadow:0 4px 12px #28301c0f,0 0 0 4px #4e8a461f}.composer textarea{flex:1;min-width:0;border:none;outline:none;resize:none;overflow-y:auto;padding:8px 0;max-height:200px;font-family:inherit;font-size:14.5px;line-height:1.65;color:var(--ink);background:transparent}.composer textarea::placeholder{color:#a8ad96}.composer .btn{flex:none;padding:9px 16px;border-radius:12px}.hint{max-width:860px;margin:10px auto 0;text-align:center;font-size:12px;color:#9aa388}.overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#16161d57;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);z-index:20}.drawer{position:fixed;top:0;right:0;bottom:0;z-index:21;width:min(560px,100vw);display:flex;flex-direction:column;gap:14px;padding:22px 24px 20px;background:#fff;border-left:1px solid var(--line);box-shadow:-18px 0 50px #28301c24}.drawer-head{display:flex;align-items:flex-start;justify-content:space-between;gap:14px}.drawer-head h3{margin:0;font-size:17px;font-weight:660}.drawer-head p{margin:5px 0 0;font-size:12.8px;line-height:1.65;color:var(--ink-3)}.field-label{font-size:12.5px;font-weight:600;color:var(--ink-2)}.prompt-box{flex:1;min-height:240px;resize:none;padding:14px 16px;border:1px solid var(--line);border-radius:14px;background:#fbfcf6;color:var(--ink);font-family:var(--mono);font-size:12.8px;line-height:1.75;outline:none;-moz-tab-size:2;tab-size:2}.prompt-box:focus{border-color:#4e8a466b;background:#fff;box-shadow:0 0 0 4px #4e8a461f}.drawer-foot{display:flex;justify-content:flex-end;gap:10px}.toast{position:fixed;left:50%;bottom:108px;transform:translate(-50%);z-index:30;padding:10px 18px;font-size:13.5px;color:#fff;background:#16161de0;border-radius:999px;box-shadow:0 8px 24px #28301c38}.fade-enter-active,.fade-leave-active{transition:opacity .2s ease}.fade-enter-from,.fade-leave-to{opacity:0}.slide-enter-active,.slide-leave-active{transition:transform .26s cubic-bezier(.32,.72,0,1)}.slide-enter-from,.slide-leave-to{transform:translate(100%)}@media(max-width:720px){.topbar{padding:11px 14px;gap:10px}.logo{width:34px;height:34px;border-radius:10px}.logo svg{width:19px;height:19px}.brand{gap:9px}.brand-text h1{font-size:15px}.brand-text p{display:none}.hint{font-size:11px}.badge{display:none}.btn{padding:8px 11px}.thread{padding:22px 14px 4px;gap:18px}.row.user .bubble{max-width:86%}.row.assistant .bubble{padding:2px 14px 12px}.welcome{padding:26px 4px 12px}.welcome h2{font-size:21px}.chips{flex-direction:column}.chip{width:100%}.composer-wrap{padding:8px 12px 14px}.drawer{padding:18px 16px 16px}}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-thumb{background:#d0d4bc;border:3px solid transparent;border-radius:999px;background-clip:content-box}::-webkit-scrollbar-thumb:hover{background:#b8bea0;background-clip:content-box}::-webkit-scrollbar-track{background:transparent}
