:root{font-family:Arial,Helvetica,sans-serif;color:#e5f1ec;background:#091d24;color-scheme:dark}*{box-sizing:border-box}body{margin:0}header,main,footer{max-width:1500px;margin:auto;padding:24px 32px}header{background:#102d32;border-bottom:1px solid #476b6b}a{color:#c6e992}h1{font-size:clamp(30px,3.2vw,48px);line-height:1.16;margin:16px 0}h2{font-size:27px}p{line-height:1.65;font-size:17px}.eyebrow{font-size:12px;letter-spacing:1.5px;color:#c6e992}#summary{color:#bed2cd}#navigation{display:flex;gap:7px;flex-wrap:wrap}#navigation a{padding:9px 12px;border:1px solid #668486;border-radius:6px;text-decoration:none;font-size:14px}#navigation a[aria-current]{background:#c6e992;color:#173337}.tools{display:flex;align-items:center;gap:12px;flex-wrap:wrap;position:sticky;top:0;z-index:2;background:#102d32;padding:12px;border:1px solid #426d70;border-radius:8px}.tools a{font-size:15px}button,input{font:inherit}button{cursor:pointer;background:#c6e992;border:0;color:#153236;border-radius:5px;padding:10px 16px}.hint{font-size:14px;color:#b1c9c7}#stage{width:100%;height:min(76vh,1000px);overflow:auto;background:#f3f7f3;border:1px solid #749592;border-radius:10px;outline-offset:4px}#diagram{display:block;width:100%;max-width:none;height:auto}section{margin-top:38px}.source-note{background:#102c32;border:1px solid #476d6d;border-radius:10px;padding:8px 24px}.source-note p{font-size:16px}#published-image{display:block;max-width:100%;max-height:900px;object-fit:contain;background:white;padding:16px;border-radius:8px}#evidence input{display:block;width:min(100%,650px);margin:10px 0 20px;padding:12px;border:1px solid #8aa69e;border-radius:6px}.table-scroll{overflow:auto}table{width:100%;border-collapse:collapse;font-size:15px}th,td{padding:13px;border-bottom:1px solid #42605e;text-align:left;vertical-align:top;line-height:1.5}th{background:#18363a}td:nth-child(2){white-space:nowrap}.action{display:inline-block;padding:14px 18px;background:#c6e992;color:#153236;font-weight:700;border-radius:6px}footer{display:flex;justify-content:space-between;gap:25px;border-top:1px solid #496d6a;color:#b8ccc8;font-size:14px;margin-top:40px}@media(max-width:650px){header,main,footer{padding:18px}#stage{height:65vh}.tools{gap:10px}.source-note{padding:4px 16px}footer{display:block}footer span{display:block;margin-top:15px}}