:root{font-family:Arial,sans-serif;color:#182530;background:#f3f5f5}*{box-sizing:border-box}body{margin:0}header{padding:22px max(24px,calc((100vw - 1200px)/2));background:#fff;border-bottom:1px solid #dce1e3;display:flex;justify-content:space-between;gap:15px;align-items:center}header b{letter-spacing:2px}header span{font-size:32px;letter-spacing:-2px;border-left:12px solid #b81d29;padding-left:10px}header small{color:#5e6b73;font-size:11px;letter-spacing:1px}main{max-width:1200px;margin:auto;padding:36px 24px}.intro{max-width:830px;margin-bottom:28px}.eyebrow{color:#a81725;font-weight:bold;font-size:12px;letter-spacing:2px}h1{font-size:clamp(29px,4vw,44px);letter-spacing:-1px;line-height:1.12;margin:12px 0}p{line-height:1.55;color:#4d5e68}details{background:#e9edef;padding:14px;border-radius:8px}summary{cursor:pointer;font-weight:bold}.columns{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:24px}.chat-panel,aside{background:#fff;border:1px solid #dce1e3;border-radius:12px;padding:22px;min-width:0}.examples,.actions{display:flex;flex-wrap:wrap;gap:8px}button{border:1px solid #bcc7cd;background:#fff;border-radius:6px;padding:10px 12px;color:#233843;cursor:pointer;font-weight:bold}button:hover{background:#edf1f3}button:focus-visible,input:focus-visible,textarea:focus-visible,a:focus-visible{outline:3px solid #368bb0;outline-offset:3px}#messages{height:450px;overflow:auto;margin:18px 0;display:flex;flex-direction:column;gap:15px}article{white-space:pre-wrap;line-height:1.5;padding:15px;border-radius:8px;overflow-wrap:anywhere}.assistant{background:#f1f4f5}.visitor{background:#233c4c;color:white;align-self:flex-end;max-width:90%}.sources{display:grid;gap:8px;margin-top:13px}.source{background:white;border-left:3px solid #b81d29;padding:10px;white-space:normal}.source a{color:#285b7a;display:block;margin-top:5px}.source small{display:block;color:#596a74}label{display:block;font-size:13px;font-weight:bold;margin-bottom:8px}.composer{display:flex;gap:8px}input,textarea{font:inherit;border:1px solid #b4c2c9;border-radius:6px;padding:12px;min-width:0}input{width:100%}.composer button{background:#aa1c29;color:#fff;border-color:#aa1c29}h2{font-size:22px;margin-top:0}textarea{width:100%;font:12px/1.5 ui-monospace,monospace;resize:vertical}.actions{margin-top:12px}aside small{line-height:1.5;display:block;color:#61717b}@media(max-width:760px){.columns{grid-template-columns:1fr}header{padding:15px;flex-wrap:wrap}main{padding:24px 15px}.chat-panel,aside{padding:15px}#messages{height:430px}.composer{flex-wrap:wrap}.composer button{width:100%}}

.brand-link img{width:170px;height:auto;display:block}header nav{display:flex;gap:18px}header a{color:#233c4c;text-decoration:none}header a:hover{text-decoration:underline}#preview{font:14px/1.5 Arial,sans-serif}.page-view{max-width:1000px;margin:auto;padding:24px}.page-view img{width:100%;height:auto}.page-view a{color:#285b7a}