:root{--bg:#f5f8fc;--white:#fff;--ink:#152b44;--muted:#60738b;--line:#dce6f2;--blue:#1b6597;--cyan:#0d8196;--amber:#b66c13;--radius:16px}
*{box-sizing:border-box}html{font-family:system-ui,-apple-system,"Microsoft YaHei","PingFang SC",sans-serif;color:var(--ink);background:var(--bg)}body{margin:0}header{background:white;border-bottom:1px solid var(--line)}.head{max-width:1350px;margin:auto;padding:17px 28px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{font-size:19px;font-weight:800;color:#184b77}.mini{font-size:12px;color:var(--muted)}.back{border:1px solid #d0deec;text-decoration:none;border-radius:10px;color:#245a82;padding:10px 16px;font-size:14px;background:#f4f8fc}
main{max-width:1350px;margin:0 auto;padding:24px 28px 40px}h1{font-size:27px;margin:0 0 8px;letter-spacing:-.3px}h2{font-size:16px;margin:0 0 10px}p.lead{font-size:14px;color:var(--muted);line-height:1.7;margin:0 0 23px}.layout{display:grid;grid-template-columns:minmax(0,1fr) 350px;gap:22px;align-items:start}.stage,.panel,.info{background:var(--white);border:1px solid var(--line);border-radius:var(--radius)}.stage{padding:18px}.stage-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px;font-size:13px;color:var(--muted);gap:16px}.stage-head b{color:var(--blue);font-size:14px}.canvas-frame{border:1px solid #d5e3f0;line-height:0;overflow:hidden;border-radius:10px;background:#f4f8ff;text-align:center}canvas{display:block;max-width:100%;height:auto;margin:auto;cursor:crosshair;touch-action:manipulation}canvas.static{cursor:default}.status{font-size:13px;background:#f1f7fd;padding:11px 13px;border-radius:9px;color:#315e7f;min-height:40px;margin-top:13px;line-height:1.4}.caption{color:var(--muted);font-size:12px;line-height:1.65;margin:12px 0 0}.panel{padding:19px}.panel h2{padding-bottom:10px;border-bottom:1px solid var(--line);margin-bottom:13px}.field{display:grid;gap:6px;margin:0 0 13px;font-size:13px}.field>label{color:#38556b;font-weight:650}.field input,.field select{min-height:36px;width:100%;padding:7px 9px;border:1px solid #cbdaea;border-radius:9px;background:#fff;color:#243d54;font:inherit}.field input[type=color]{padding:3px;width:65px}.field input[type=range]{padding:0}.field-row{display:grid;grid-template-columns:1fr 1fr;gap:10px}.field small{font-size:11px;color:var(--muted)}.sep{border-top:1px solid var(--line);margin:18px 0}.action-row{display:flex;flex-wrap:wrap;gap:9px;margin:12px 0}button{background:#16779b;color:#fff;border:0;border-radius:9px;padding:10px 13px;font-weight:650;cursor:pointer}button.secondary{background:#eaf2f9;color:#245877;border:1px solid #d0e2f1}button.danger{background:#fff5f2;color:#a54835;border:1px solid #eed1c7}button:hover{filter:brightness(.96)}button:focus-visible,.back:focus-visible{outline:3px solid #98c2ef;outline-offset:2px}input:disabled,select:disabled{opacity:.55;cursor:default}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:9px}.stat{background:#f3f8fd;border:1px solid #e3eef8;padding:10px 7px;text-align:center;border-radius:10px}.stat strong{font-size:17px;display:block;color:#1a658f}.stat span{font-size:11px;color:var(--muted)}.info{padding:17px 19px;margin-top:18px;line-height:1.65;font-size:13px}.info ul,.info ol{padding-left:21px;margin:9px 0}.info li{margin-bottom:4px}.pill{border-radius:9px;padding:5px 8px;color:#166d83;background:#e9f7f9;font-size:12px}.codebox{border:1px solid var(--line);padding:12px;background:#f5f9fe;border-radius:10px;font-size:12px;overflow:auto;line-height:1.45;color:#255071}.mesh-info>div{display:flex;justify-content:space-between;gap:10px;border-bottom:1px solid var(--line);padding:10px 0;font-size:12px}.mesh-info>div span{color:var(--muted)}.matrix-tests>div{display:grid;grid-template-columns:18px 1fr;gap:2px 9px;font-size:12px;padding:7px 0;border-bottom:1px solid var(--line)}.matrix-tests code{grid-column:2;color:#4c728d;font-size:11px}.test-ok{color:#278d6c;font-weight:bold}.warning{border-left:4px solid var(--amber);padding:9px 12px;background:#fff9ee;font-size:12px;color:#745524;border-radius:0 8px 8px 0}.foot{font-size:12px;color:var(--muted);margin-top:20px}.file-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:20px}.file-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px;text-decoration:none;color:var(--ink)}.file-card:hover{border-color:#70a9cd;box-shadow:0 5px 14px #cee3ef77}.file-card h2{font-size:19px;margin-bottom:7px;color:var(--blue)}.file-card p{color:var(--muted);font-size:13px;line-height:1.65;margin:0}.flag{font-size:12px;color:#0a8391;font-weight:bold}.notes{font-size:12px;color:#647d91}.welcome{border-left:5px solid #0e7c9f;background:#f1f8fc;padding:12px 16px;line-height:1.6;margin:15px 0}.num{font-variant-numeric:tabular-nums}[hidden]{display:none!important}
@media(max-width:1000px){.layout{grid-template-columns:1fr}.panel{max-width:unset}.file-grid{grid-template-columns:1fr}}@media(max-width:600px){main{padding:18px 12px}.head{padding:14px 12px}.stage{padding:9px}h1{font-size:23px}.field-row{grid-template-columns:1fr}}