.chat-lab{--chat-ink:#123e36;--chat-green:#176b50;--chat-line:#c9dcd2;--chat-muted:#526e64;margin:64px 0 80px;color:var(--chat-ink);font-family:inherit;scroll-margin-top:110px}.chat-lab *{box-sizing:border-box}.chat-lab-heading{display:grid;grid-template-columns:1.15fr 1fr;gap:48px;align-items:end;margin-bottom:30px}.chat-lab-heading h2{font-size:clamp(30px,3.7vw,54px);line-height:1.08;letter-spacing:-.045em;margin:15px 0 0;font-weight:600}.chat-lab-heading h2 em{font-style:normal;color:var(--chat-green)}.chat-lab-heading>p{font-size:16px;line-height:1.7;margin:0;max-width:470px;color:var(--chat-muted)}.chat-lab-disclosure{display:flex;align-items:center;flex-wrap:wrap;gap:10px 16px;padding:16px 20px;border:1px solid var(--chat-line);border-radius:16px 16px 0 0;background:#e9f2ec;font-size:12px}.chat-dot{width:7px;height:7px;border-radius:50%;background:#176b50}.chat-lab-disclosure>span:last-child{margin-left:auto}.chat-lab-grid{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(310px,1fr);border:1px solid var(--chat-line);border-top:0;border-radius:0 0 16px 16px;overflow:hidden;box-shadow:0 18px 60px #183e3510;background:#fff}.chat-conversation{min-width:0;background:#fff}.chat-top{display:flex;align-items:center;gap:13px;padding:23px 26px;border-bottom:1px solid #e6eee9}.chat-avatar{display:flex;align-items:center;justify-content:center;width:43px;height:43px;border-radius:14px;background:#163f35;color:white;font-size:25px;font-weight:650}.chat-avatar>span{color:#a6d6ae}.chat-top strong{display:block;font-size:17px}.chat-top small{display:block;color:var(--chat-muted);font-size:12px;margin-top:3px}.chat-demo-tag{margin-left:auto;font-size:9px;font-weight:700;letter-spacing:.14em;border:1px solid var(--chat-line);padding:6px 8px;border-radius:6px}.chat-profile{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:15px 26px;font-size:12px;background:#fbfcfa;border-bottom:1px solid #e6eee9}.chat-profile select{font:inherit;color:var(--chat-ink);padding:8px 24px 8px 10px;background:white;border:1px solid var(--chat-line);border-radius:7px;max-width:65%}.chat-log{height:370px;overflow-y:auto;overscroll-behavior:contain;padding:26px;scrollbar-width:thin;scrollbar-color:#b4cdc0 transparent}.chat-message{max-width:94%;padding:17px 19px;margin-bottom:18px;background:#f0f5ef;border:1px solid #e2ebe1;border-radius:3px 15px 15px 15px;overflow-wrap:anywhere}.chat-message--user{margin-left:auto;border-radius:15px 3px 15px 15px;background:#184e3e;color:#fff;border-color:#184e3e;max-width:88%}.chat-speaker{display:block;font-size:10px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;margin-bottom:9px;opacity:.8}.chat-message p{font-size:14px;line-height:1.65;margin:0 0 12px}.chat-message p:last-child{margin-bottom:0}.chat-source-links{display:flex;gap:6px;flex-wrap:wrap;margin-top:14px}.chat-source-links button{background:#fff;border:1px solid #c9dcd2;border-radius:5px;padding:5px 7px;color:#255a47;font:inherit;font-size:10px;cursor:pointer}.chat-scenarios{padding:0 26px 19px}.chat-caption{font-size:10px;font-weight:700;letter-spacing:.12em;text-transform:uppercase}.chat-scenarios>div{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:11px}.chat-scenarios button{font:inherit;font-size:12px;text-align:left;padding:13px 10px;background:#fff;border:1px solid var(--chat-line);border-radius:8px;color:var(--chat-ink);cursor:pointer}.chat-scenarios button>span{color:var(--chat-muted);margin-right:7px;font-size:10px}.chat-suggestions{display:flex;gap:7px;flex-wrap:wrap;padding:0 26px}.chat-suggestions:not(:empty){padding-bottom:15px}.chat-suggestions button{font:inherit;font-size:12px;border:1px solid #a4c5b5;background:#f5faf4;color:#215d45;border-radius:20px;padding:9px 12px;cursor:pointer}.chat-compose{padding:18px 26px 10px;border-top:1px solid #e6eee9}.chat-compose>label{display:block;font-size:11px;font-weight:650;margin-bottom:8px}.chat-compose>div{display:flex;gap:10px;border:1px solid #a9c3b5;border-radius:10px;padding:9px;background:white;align-items:flex-end}.chat-compose textarea{font:inherit;font-size:14px;line-height:1.5;resize:vertical;min-height:55px;max-height:180px;width:100%;border:0;background:transparent;color:var(--chat-ink);padding:4px}.chat-compose button{border:0;border-radius:8px;background:#176b50;color:white;font-size:26px;width:42px;height:42px;flex-shrink:0;cursor:pointer}.chat-compose footer{display:flex;justify-content:space-between;gap:10px;font-size:9px;color:var(--chat-muted);margin-top:8px}.chat-local-note{font-size:10px;line-height:1.6;color:var(--chat-muted);padding:0 26px 21px;margin:0}.chat-brief{background:#f3f6f0;padding:27px;border-left:1px solid var(--chat-line);min-width:0}.chat-brief>header{display:flex;justify-content:space-between;gap:10px;align-items:center}.chat-state{font-size:10px;padding:5px 8px;border-radius:20px;background:#dfeadd;color:#244d36}.chat-brief h3{font-size:29px;letter-spacing:-.045em;line-height:1.15;margin:24px 0 12px;font-weight:600}.chat-brief-intro{font-size:12px;line-height:1.7;color:var(--chat-muted);margin:0 0 26px}.chat-progress-label{display:flex;justify-content:space-between;font-size:11px}.chat-brief progress{appearance:none;border:0;width:100%;height:5px;margin:10px 0 17px;background:#dce6da;border-radius:4px;overflow:hidden}.chat-brief progress::-webkit-progress-bar{background:#dce6da}.chat-brief progress::-webkit-progress-value{background:#257852}.chat-brief progress::-moz-progress-bar{background:#257852}.chat-departments{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:20px}.chat-departments span{font-size:10px;border:1px solid #c8d8c4;border-radius:5px;padding:5px 8px}.chat-fields{display:grid;grid-template-columns:1fr 1fr;gap:15px 12px}.chat-fields label{min-width:0}.chat-fields label>span{display:flex;justify-content:space-between;gap:4px;font-size:10px;font-weight:650;line-height:1.4;min-height:28px}.chat-fields label>span small{color:#6e5634;font-weight:400}.chat-fields input{width:100%;font:inherit;font-size:12px;color:var(--chat-ink);border:1px solid #b9ccaf;background:#fff;padding:10px;border-radius:6px}.chat-evidence{display:block;font-size:9px;line-height:1.5;color:var(--chat-muted);margin-top:5px;max-height:40px;overflow:auto;overflow-wrap:anywhere}.chat-empty{padding:28px 15px;min-height:150px;border:1px dashed #b8ccb1;border-radius:8px;font-size:13px;line-height:1.8;color:#62775d;text-align:center}.chat-review-actions{display:flex;gap:9px;margin-top:22px;flex-direction:column}.chat-review-actions button{display:flex;justify-content:space-between;font:inherit;font-size:12px;font-weight:600;padding:13px 14px;border:1px solid #276345;border-radius:7px;background:#205c42;color:#fff;cursor:pointer}.chat-review-actions button+button{background:transparent;color:#27553e;border-color:#b0c5a9;justify-content:center}.chat-lab button:disabled{opacity:.45;cursor:not-allowed}.chat-feedback{font-size:11px;line-height:1.7;min-height:40px;color:#3b6148;margin:12px 0}.chat-export{border-top:1px solid #cfddc8;padding-top:17px}.chat-export summary{font-size:11px;cursor:pointer}.chat-export>div{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.chat-export button{font:inherit;font-size:10px;background:white;border:1px solid #c5d5bd;border-radius:5px;padding:9px;color:#325a41;cursor:pointer}.chat-knowledge{border-bottom:1px solid var(--chat-line);margin-top:24px;padding:18px 0}.chat-knowledge summary{cursor:pointer;font-size:13px;font-weight:600}.chat-knowledge summary>span{float:right;font-size:10px;color:var(--chat-muted)}.chat-knowledge>p{font-size:13px;line-height:1.8;max-width:900px;color:var(--chat-muted);margin:22px 0}.chat-knowledge>div{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.chat-knowledge article{padding:20px;border:1px solid var(--chat-line);border-radius:9px;background:#f8faf6;scroll-margin-top:120px}.chat-knowledge article>span{font-size:9px;text-transform:uppercase;letter-spacing:.05em;color:var(--chat-muted)}.chat-knowledge h3{font-size:18px;margin:12px 0}.chat-knowledge p,.chat-knowledge small{font-size:12px;line-height:1.7}.chat-lab :focus-visible{outline:3px solid #b08529;outline-offset:3px}.chat-lab [hidden]{display:none!important}.chat-lab button:not(:disabled):hover{filter:brightness(.95)}@media(max-width:900px){.chat-lab-grid{grid-template-columns:1fr}.chat-brief{border-left:0;border-top:1px solid var(--chat-line)}.chat-lab-heading{gap:24px}.chat-knowledge>div{grid-template-columns:1fr 1fr}.chat-log{height:350px}}@media(max-width:550px){.chat-lab{margin:38px 0}.chat-lab-heading{grid-template-columns:1fr;gap:18px}.chat-lab-heading>p{font-size:14px}.chat-lab-disclosure{padding:13px;font-size:10px;gap:8px}.chat-lab-disclosure>span:last-child{margin-left:0;width:100%}.chat-top,.chat-profile{padding:17px}.chat-log{padding:17px;height:340px}.chat-message{max-width:98%;padding:14px}.chat-message p{font-size:13px}.chat-scenarios{padding:0 17px 17px}.chat-scenarios>div{grid-template-columns:1fr 1fr}.chat-scenarios button{font-size:11px;min-height:48px}.chat-suggestions{padding:0 17px}.chat-compose{padding:16px 17px 10px}.chat-compose textarea{font-size:16px}.chat-local-note{padding:0 17px 18px}.chat-brief{padding:22px 17px}.chat-profile{flex-wrap:wrap}.chat-profile select{max-width:100%;font-size:16px}.chat-fields{grid-template-columns:1fr 1fr}.chat-fields input{font-size:16px}.chat-knowledge>div{grid-template-columns:1fr}.chat-compose footer>span:first-child{max-width:70%}.chat-knowledge summary>span{display:none}}@media(prefers-reduced-motion:no-preference){.chat-message{animation:chat-appear .18s ease-out}@keyframes chat-appear{from{opacity:0;transform:translateY(5px)}to{opacity:1;transform:translateY(0)}}}