:root{color:#202321;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;--green:#247e68;--muted:#7d8680;--border:#e6e9e4;background:#fff;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif}*{box-sizing:border-box;scrollbar-width:thin;scrollbar-color:#d4d7d4 transparent}body{min-width:320px;margin:0}button,textarea{font:inherit;-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:default;opacity:.45}button:focus-visible,textarea:focus-visible,a:focus-visible{outline-offset:3px;outline:2px solid #247e6888}::selection{color:#17342d;background:#cfece2}.app-shell{grid-template-columns:268px minmax(0,1fr);height:100dvh;min-height:420px;display:grid}.sidebar{border-right:1px solid var(--border);background:#f7f7f5;flex-direction:column;padding:18px 12px;display:flex}.brand{align-items:center;gap:10px;min-height:34px;padding:0 8px;font-weight:680;display:flex}.brand-mark{color:#fff;background:linear-gradient(145deg,#27856f,#186253);border-radius:9px;place-items:center;width:29px;height:29px;font-size:14px;font-weight:750;display:inline-grid;box-shadow:0 4px 12px #206f5e22}.sidebar-action,.sidebar-suggestion{text-align:left;width:100%;color:inherit;background:0 0;border:0;border-radius:9px;align-items:center;gap:11px;padding:12px;font-size:13px;display:flex}.sidebar-action{background:#eaeee8;margin-top:23px}.sidebar-action:hover:not(:disabled),.sidebar-suggestion:hover{background:#e8ece6}.sidebar-section{margin-top:30px}.section-label{color:var(--muted);padding:0 12px;font-size:12px}.sidebar-suggestion{color:#58645d}.sidebar-footer{color:var(--muted);align-items:center;gap:9px;margin-top:auto;padding:18px 10px 4px;font-size:12px;display:flex}.quiet-dot{background:#91ad9e;border-radius:50%;width:6px;height:6px}.chat-main{background:#fff;flex-direction:column;min-width:0;min-height:0;display:flex}.chat-header{justify-content:space-between;align-items:center;min-height:64px;padding:0 30px;display:flex}.header-label{color:#8a918d;font-size:12px}.mobile-brand,.mobile-clear{display:none}.conversation{overscroll-behavior:contain;flex:1;min-height:0;padding:24px 30px;overflow-y:auto}.conversation.empty{align-items:center;display:grid}.welcome-state{text-align:center;width:min(100%,720px);margin:0 auto 5vh}.welcome-mark{width:54px;height:54px;color:var(--green);background:linear-gradient(145deg,#eff9f5,#e2f2ec);border-radius:18px;place-items:center;display:inline-grid;box-shadow:0 12px 32px #1b695719}.welcome-state h1{letter-spacing:-.8px;margin:23px 0 12px;font-size:clamp(26px,3vw,34px);font-weight:650}.welcome-state>p{color:var(--muted);font-size:14px;line-height:1.8}.suggestion-grid{grid-template-columns:1fr 1fr;gap:12px;margin-top:32px;display:grid}.suggestion-grid button{border:1px solid var(--border);text-align:left;background:#fff;border-radius:14px;flex-direction:column;align-items:flex-start;gap:11px;padding:20px;transition:border-color .12s,background .12s;display:flex}.suggestion-grid button:hover{background:#fafcf9;border-color:#abc6b7}.suggestion-grid svg{color:var(--green)}.suggestion-grid strong{font-size:14px;font-weight:580}.suggestion-grid span{color:var(--muted);font-size:12px;line-height:1.6}.message-list{gap:32px;max-width:760px;margin:0 auto;padding-bottom:24px;display:grid}.message{align-items:flex-start;gap:14px;display:flex}.message.user{flex-direction:row-reverse}.message-avatar{width:29px;height:29px;color:var(--green);background:#edf5ef;border-radius:9px;flex-shrink:0;place-items:center;font-size:13px;font-weight:700;display:grid}.user .message-avatar{color:#66716a;background:#f2f3f0;font-weight:500}.message-content{overflow-wrap:anywhere;min-width:0;max-width:calc(100% - 43px);font-size:15px;line-height:1.85}.user .message-content{background:#f3f5f1;border-radius:17px;padding:10px 16px}.user-text{white-space:pre-wrap;margin:0}.markdown-body>:first-child{margin-top:0}.markdown-body>:last-child{margin-bottom:0}.markdown-body p{white-space:pre-wrap}.markdown-body a{color:var(--green);text-underline-offset:3px}.markdown-body pre{background:#f5f6f3;border-radius:10px;padding:16px;overflow-x:auto}.markdown-body code{font-size:13px}.markdown-body table{border-collapse:collapse;max-width:100%;display:block;overflow-x:auto}.markdown-body td,.markdown-body th{border:1px solid var(--border);padding:6px 12px}.markdown-body blockquote{color:#68766d;border-left:3px solid #bbd3c6;margin-left:0;padding-left:16px}.message-status{color:var(--muted);align-items:center;gap:7px;margin-top:9px;font-size:12px;line-height:1.6;display:flex}.message-status.failed{color:#a04437}.message-status.stopped{color:#897346}.status-dot{background:var(--green);border-radius:50%;width:6px;height:6px;animation:1.4s ease-in-out infinite pulse}.composer-region{z-index:12;background:linear-gradient(#0000,#fff 24%);padding:10px 20px 14px;position:relative}.composer-shell{background:#fff;border:1px solid #d8dbd7;border-radius:19px;align-items:flex-end;gap:10px;width:min(760px,100%);margin:0 auto;padding:5px 6px 5px 15px;display:flex;box-shadow:0 9px 32px #1b1f1d17,0 1px 2px #1b1f1d0d}.composer-shell:focus-within{border-color:#b9bdb9;box-shadow:0 10px 34px #1b1f1d1c,0 0 0 1px #247e680d}.composer-shell textarea{resize:none;color:#202321;background:0 0;border:0;outline:0;flex:auto;align-self:center;width:auto;min-width:0;min-height:26px;max-height:180px;padding:7px 0 8px;font:15px/1.55 Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;display:block}.composer-shell textarea::placeholder{color:#8b8f8b}.composer-toolbar{flex:0 auto;justify-content:flex-end;gap:8px;min-width:0;min-height:48px;display:flex}.composer-action{color:#fff;cursor:pointer;-webkit-user-select:none;user-select:none;background:0 0;border:0;border-radius:50%;flex:none;place-items:center;width:48px;height:48px;padding:0;transition:opacity .14s;display:grid;position:relative}.composer-action:disabled{opacity:.28;cursor:default}.composer-action:focus-visible{outline-offset:2px;outline:3px solid #267e6947}.composer-action-core{pointer-events:none;background:linear-gradient(145deg,#27856f,#186253);border-radius:50%;place-items:center;transition:transform .12s;display:grid;position:absolute;inset:8px;box-shadow:0 5px 16px #206f5e38,inset 0 1px #fff3}.composer-action:hover:not(:disabled) .composer-action-core{transform:translateY(-1px)}.composer-action:active:not(:disabled) .composer-action-core{transform:scale(.94)}.composer-note{color:#858b87;text-align:center;margin:8px 0 0;font-size:10px}.icon-button{color:#637267;background:0 0;border:0;border-radius:9px;padding:8px}.sr-only{clip-path:inset(50%);white-space:nowrap;width:1px;height:1px;padding:0;position:absolute;overflow:hidden}@keyframes pulse{50%{opacity:.35}}@media (width<=760px){.app-shell{grid-template-columns:minmax(0,1fr)}.sidebar,.header-label{display:none}.chat-header{border-bottom:1px solid #f0f2ee;min-height:60px;padding:0 18px}.mobile-brand{align-items:center;gap:9px;font-size:14px;font-weight:650;display:flex}.mobile-clear{display:inline-grid}.conversation{padding:22px 18px}.welcome-state{margin-bottom:0}.welcome-state h1{font-size:28px}.suggestion-grid{gap:9px;margin-top:25px}.suggestion-grid button{padding:15px}.composer-region{padding:8px 10px max(10px, env(safe-area-inset-bottom))}.message{gap:9px}.message-content{max-width:calc(100% - 38px)}}@media (prefers-reduced-motion:reduce){*,:before,:after{transition:none!important;animation:none!important}}