header nav{display:flex;gap:8px}button:hover{background:#354465}button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid #a9afff;outline-offset:3px}button:disabled{opacity:.45;cursor:wait}#learning-panel{position:fixed;right:20px;top:76px;bottom:20px;width:390px;z-index:5;background:#f5f4f1;color:#263039;border:1px solid #d7d8d6;border-radius:18px;box-shadow:0 16px 70px #0005;overflow:auto;padding:24px}#learning-panel[hidden]{display:none}#learning-panel h2{font-size:25px;letter-spacing:-.04em;margin:10px 0}#learning-panel p{line-height:1.6;font-size:13px}#learning-panel small{color:#65717a;line-height:1.5;display:block}#learning-panel button{background:#e7e7e4;color:#27313b;border-color:#cdd1d4;padding:9px 12px}#learning-panel button.primary{background:#464e68;color:white;border-color:#464e68}#learning-panel label{display:block;font-size:12px;font-weight:600;margin:17px 0 6px}#learning-panel input:not([type=checkbox]),#learning-panel select,#learning-panel textarea{width:100%;padding:10px;border:1px solid #cbd0d2;border-radius:8px;background:white;color:#27313b;font:14px system-ui}#learning-panel input[type=checkbox]{margin-right:10px}#learning-panel .row{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin:12px 0}#learning-panel .close{float:right;border:0;background:transparent;font-size:20px;padding:0 4px}#learning-panel .eyebrow{font-size:10px;letter-spacing:.15em;text-transform:uppercase;color:#717783}#learning-panel .status{border-left:3px solid #9298b4;padding-left:12px;margin:18px 0}#learning-panel .messages{max-height:220px;overflow:auto;scroll-behavior:smooth}#learning-panel .message{padding:12px;background:#e7e8e5;border-radius:10px;margin:8px 0;white-space:pre-wrap;font-size:13px;line-height:1.6}#learning-panel .message.user{background:#dde1ec}#learning-panel .chips{display:grid;gap:6px;margin:14px 0}#learning-panel .chips button{text-align:left;font-size:12px;background:transparent}#learning-panel .error{color:#974837}#learning-panel textarea{resize:vertical;min-height:76px}#learning-panel .divider{border:0;border-top:1px solid #d9dcda;margin:20px 0}@media(max-width:700px){header{padding:0 12px}header nav{gap:4px}header button{font-size:11px;padding:7px}#learning-panel{width:calc(100vw - 24px);right:12px;top:70px;bottom:12px;padding:20px}}