:root{font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#17231e;background:#f8faf8;font-synthesis:none}*{box-sizing:border-box}html,body{height:100%}body{margin:0;background:radial-gradient(circle at 50% 0,#fff 0,#f8faf8 42%,#f2f6f3 100%)}button,textarea{font:inherit}.app-shell{display:grid;grid-template-columns:260px minmax(0,1fr);height:100dvh}.sidebar{display:flex;flex-direction:column;gap:12px;padding:20px 16px;border-right:1px solid #e1e8e3;background:#f1f5f2}.brand{display:flex;align-items:center;gap:10px;padding:6px;color:#173b2d;text-decoration:none;font-size:17px;font-weight:750;letter-spacing:-.3px}.brand-mark,.assistant-mark,.message-avatar{display:grid;place-items:center;color:#fff;background:linear-gradient(145deg,#13734b,#0b5135);box-shadow:0 5px 16px #0f5d3d24}.brand-mark{width:30px;height:30px;border-radius:9px;font-family:Georgia,serif}.new-chat,.quiet-button,.api-link{display:flex;align-items:center;gap:9px;width:100%;border:1px solid #d3ddd6;border-radius:12px;background:#fff;color:#29493c;padding:12px 13px;text-decoration:none;cursor:pointer;font-size:14px;text-align:left}.new-chat{margin-top:12px;font-weight:650}.new-chat span{font-size:19px;font-weight:300}.new-chat:hover,.quiet-button:hover,.api-link:hover,.suggestions button:hover{border-color:#a9c4b5;background:#fafffc}.sidebar-spacer{flex:1}.details-panel{border-top:1px solid #d9e2dc;padding-top:14px;color:#52675e;font-size:13px}.details-panel summary{cursor:pointer;padding:8px 4px;font-weight:650}.details-panel pre{max-height:180px;overflow:auto;margin:8px 4px;white-space:pre-wrap;font:12px/1.65 ui-monospace,SFMono-Regular,Menlo,monospace;color:#60736a}.muted{color:#718078;font-size:12px;line-height:1.55}.api-link{justify-content:space-between}.chat-area{position:relative;display:flex;min-width:0;min-height:0;flex-direction:column}.mobile-header{display:none}.chat-area>#status{display:flex;align-items:center;align-self:center;gap:8px;margin:15px 20px 0;padding:7px 12px;border:1px solid #e0e8e3;border-radius:99px;background:#ffffffc9;color:#66776f;font-size:12px;backdrop-filter:blur(8px)}.status-dot{width:7px;height:7px;border-radius:50%;background:#25a66a;box-shadow:0 0 0 4px #25a66a16}#history{flex:1;min-height:0;overflow-y:auto;overscroll-behavior:contain;scrollbar-gutter:stable;padding:26px 24px 180px}.welcome{display:flex;flex-direction:column;align-items:center;max-width:720px;margin:clamp(45px,11vh,120px) auto 0;text-align:center}.welcome[hidden]{display:none}.assistant-mark{width:52px;height:52px;border-radius:17px;font:700 24px Georgia,serif}.welcome h1{margin:22px 0 9px;color:#162c23;font-size:clamp(28px,4vw,42px);line-height:1.1;letter-spacing:-1.5px}.welcome>p{max-width:570px;margin:0;color:#64746c;font-size:16px;line-height:1.65}.suggestions{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;width:100%;margin-top:36px}.suggestions button{display:flex;min-height:86px;flex-direction:column;justify-content:space-between;align-items:flex-start;border:1px solid #dce5df;border-radius:16px;background:#ffffffb8;color:#304b40;padding:15px;cursor:pointer;text-align:left;font-size:14px;line-height:1.35;box-shadow:0 5px 24px #1a463407}.suggestions button span{align-self:flex-end;color:#799087;font-size:18px}#messages,#results{max-width:790px;margin:0 auto}.bubble{display:grid;grid-template-columns:34px minmax(0,1fr);gap:13px;margin:25px 0;white-space:pre-wrap;color:#23362e;font-size:15px;line-height:1.7}.message-avatar{width:34px;height:34px;border-radius:11px;font-weight:750;font-size:13px}.bubble.user{display:flex;justify-content:flex-end}.bubble.user .message-avatar,.bubble.user .role{display:none}.bubble.user .message-text{max-width:min(78%,620px);padding:11px 16px;border-radius:20px 20px 5px 20px;background:#e5eee8;color:#1f382e}.role{margin-bottom:3px;color:#355a49;font-size:12px;font-weight:750}.card{margin:14px 0;padding:20px;border:1px solid #dce5df;border-radius:17px;background:#fff;box-shadow:0 8px 30px #153c2a0a}.card h2{margin:0 0 12px;font-size:17px;line-height:1.4}.card strong{display:block;margin:12px 0;color:#145d3e;font-size:22px}.card p{margin:6px 0;line-height:1.55}.card .muted{margin-top:10px}.result-intro{color:#607269;font-size:13px}.composer-wrap{position:absolute;right:0;bottom:0;left:0;padding:25px 24px 12px;background:linear-gradient(180deg,transparent,#f8faf8 24%,#f8faf8 100%)}#composer{display:flex;align-items:flex-end;gap:10px;max-width:790px;margin:0 auto;padding:9px 9px 9px 18px;border:1px solid #d1dcd5;border-radius:24px;background:#fff;box-shadow:0 10px 40px #173e2d16}textarea{display:block;flex:1;min-height:32px;max-height:150px;padding:7px 0;border:0;outline:0;background:transparent;color:#1d3028;resize:none;line-height:1.5}textarea::placeholder{color:#8a9991}#send{display:grid;place-items:center;flex:0 0 38px;width:38px;height:38px;border:0;border-radius:50%;background:#185f42;color:#fff;cursor:pointer;font-size:22px;line-height:1}#send:hover{background:#0f4e34}button:disabled,textarea:disabled{opacity:.5;cursor:wait}.composer-note{margin:8px auto 0;color:#839089;font-size:11px;text-align:center}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}button:focus-visible,a:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid #76ae95;outline-offset:2px}@media(max-width:760px){.app-shell{display:block}.sidebar{display:none}.mobile-header{display:flex;align-items:center;justify-content:space-between;height:62px;padding:10px 16px;border-bottom:1px solid #e1e8e3;background:#f8faf8dd;backdrop-filter:blur(8px)}.mobile-header .brand{padding:0}.icon-button{display:grid;place-items:center;width:36px;height:36px;border:1px solid #d5e0d9;border-radius:10px;background:#fff;color:#315345;font-size:20px}.chat-area{height:100dvh}.chat-area>#status{margin-top:10px}#history{padding:18px 16px 165px}.welcome{margin-top:clamp(30px,8vh,70px)}.welcome h1{font-size:30px}.welcome>p{font-size:15px}.suggestions{grid-template-columns:1fr;margin-top:26px}.suggestions button{min-height:58px;flex-direction:row;align-items:center}.composer-wrap{padding:22px 12px 8px}#composer{border-radius:20px}.bubble{grid-template-columns:30px minmax(0,1fr);gap:10px;margin:20px 0}.message-avatar{width:30px;height:30px;border-radius:9px}.bubble.user .message-text{max-width:88%}}