:root{color-scheme:dark;--bg:#0d121c;--panel:#172131;--line:#2b3c52;--text:#edf4fd;--muted:#9eafc4;--accent:#89e4c8}*{box-sizing:border-box}body{margin:0;background:radial-gradient(ellipse at 10% 0,#1d3742 0,transparent 50%),var(--bg);color:var(--text);font:15px/1.65 system-ui,-apple-system,sans-serif}header{max-width:1000px;margin:auto;display:flex;align-items:center;gap:14px;padding:28px 20px 16px}.brand{display:grid;place-items:center;background:var(--accent);color:#102b2c;font-size:36px;width:58px;height:58px;border-radius:19px}h1{font-size:25px;letter-spacing:2px;margin:0}header p{font-size:10px;letter-spacing:1.5px;margin:0;color:var(--muted)}.badge{margin-left:auto;border:1px solid var(--line);border-radius:30px;padding:4px 10px;white-space:nowrap;font-size:12px}#notice{position:sticky;top:0;z-index:2;background:#122732ef;color:var(--accent);padding:10px 20px;text-align:center;font-size:13px;word-break:break-word;backdrop-filter:blur(12px)}#notice.error{background:#512831;color:#ffd6dd}main{max-width:960px;margin:16px auto;padding:0 15px}section{background:linear-gradient(130deg,#1c2b3ddd,var(--panel));border:1px solid var(--line);border-radius:22px;padding:22px;margin-bottom:16px;box-shadow:0 15px 50px #0002}#pair{padding:18px 22px}#pair h2{font-size:17px}h2{font-size:23px;margin:0 0 8px}h3{font-size:17px;margin:24px 0 10px}p{color:var(--muted);margin:8px 0 16px}nav{display:flex;gap:6px;overflow-x:auto;margin:18px 0;padding-bottom:4px}button{border:0;border-radius:11px;padding:12px 17px;background:var(--accent);color:#092a26;font:600 14px system-ui;cursor:pointer;margin:5px 7px 5px 0;transition:opacity .2s,transform .15s}button:active{transform:scale(.98)}button:disabled{opacity:.4;cursor:not-allowed}.secondary,nav button{background:#25364b;color:var(--text)}nav button{white-space:nowrap;flex:1;font-size:13px;padding:12px}nav .selected{background:var(--accent);color:#092a26}.danger{background:#512d3c;color:#ffc5cf}label{display:block;font-size:13px;color:#bfd0e5;margin:12px 0 6px}input,select,textarea{width:100%;background:#0e1826;border:1px solid #34475f;border-radius:10px;color:var(--text);padding:12px;margin-top:5px;font:14px system-ui;min-height:45px}input:focus,select:focus,textarea:focus{outline:2px solid #89e4c888;outline-offset:2px}textarea{font:12px/1.6 ui-monospace,monospace;resize:vertical}input[type=checkbox]{width:18px;min-height:18px;accent-color:var(--accent);margin:0 8px 0 0;vertical-align:middle}.checks{display:flex;gap:24px}.check{padding:10px 0}.grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.warning{background:#483c272e;border-left:3px solid #d8bb77;border-radius:6px;color:#decba8;font-size:13px;padding:12px 14px;margin:16px 0}pre{background:#0a1320;border:1px solid #25374d;color:#c5d9ed;border-radius:12px;padding:14px;white-space:pre-wrap;overflow-wrap:anywhere;font:12px/1.65 ui-monospace,monospace;max-height:500px;overflow:auto}.log{min-height:170px}hr{border:0;border-top:1px solid var(--line);margin:25px 0}.eyebrow{color:var(--accent);font:600 11px system-ui;letter-spacing:2px;margin-bottom:12px}.hidden{display:none}progress{width:100%;height:7px;accent-color:var(--accent)}footer{text-align:center;color:#6f839b;font-size:12px;padding:30px}summary{cursor:pointer;color:var(--accent);font-size:13px;margin-top:10px}.artifact{padding:12px 0;border-bottom:1px solid var(--line);overflow-wrap:anywhere}.artifact small{display:block;color:var(--muted)}@media(max-width:520px){section{padding:18px 16px}header{padding:22px 18px 14px}.grid{grid-template-columns:1fr;gap:0}nav button{padding:11px 12px}h2{font-size:21px}}