:root{--bg:#edf3fa;--card:#fff;--ink:#17344d;--muted:#516d82;--line:#d8e3ef;--blue:#075caa;--teal:#008c95;--purple:#7556d5}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.6 'Segoe UI',Arial,sans-serif}body.dark{--bg:#101d30;--card:#192b41;--ink:#e7f0fa;--muted:#b1c6d8;--line:#38516c}header{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;padding:18px 4%;background:var(--card);border-bottom:1px solid var(--line)}a{color:var(--blue)}body.dark a{color:#83c4ff}.brand{font-size:22px;font-weight:750;text-decoration:none}header nav{display:flex;gap:18px;flex-wrap:wrap}main{max-width:1640px;margin:auto;padding:30px 3%}.hero{display:flex;gap:24px;align-items:center;justify-content:space-between;margin-bottom:24px}.hero img{width:min(660px,100%)}.hero p{max-width:550px;font-size:18px}.workspace{display:grid;grid-template-columns:330px minmax(0,1fr);gap:22px}.card{background:var(--card);padding:24px;border:1px solid var(--line);border-radius:16px;margin-bottom:20px;min-width:0}h1{font-size:32px;line-height:1.3}h2{font-size:23px;margin:0 0 18px}h3{font-size:19px}label{display:block;margin:14px 0;font-weight:600;font-size:15px}input,select,textarea,button{font:inherit;color:inherit}input,select,textarea{width:100%;padding:11px;border:1px solid var(--line);border-radius:9px;background:var(--bg);margin-top:5px}input[type=checkbox]{width:auto;min-width:18px}input[type=file]{max-width:100%}button{padding:11px 16px;border:1px solid var(--line);border-radius:9px;background:var(--card);cursor:pointer;font-weight:600;min-height:44px}button:hover{border-color:var(--teal)}button:disabled{opacity:.45;cursor:default}button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #ecb740;outline-offset:3px}.primary{background:linear-gradient(105deg,var(--blue),var(--teal));color:#fff;border:0}.two{display:grid;grid-template-columns:1fr 1fr;gap:12px}.toolbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin:16px 0}.toolbar label{margin:0;min-width:160px;flex:1}.tabs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin-bottom:20px;background:var(--card);padding:10px;border-radius:13px;border:1px solid var(--line)}.tabs button.active{background:var(--blue);color:white}.panel[hidden]{display:none!important}.muted{color:var(--muted);font-size:15px}.notice{border-left:4px solid var(--teal);padding:13px;background:var(--bg)}.scroll{overflow:auto;max-height:530px}table{border-collapse:collapse;width:100%;font-size:15px}td,th{padding:11px;text-align:left;border-bottom:1px solid var(--line);white-space:nowrap}th{position:sticky;top:0;background:var(--card);z-index:1}td input{min-width:65px;max-width:90px}.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:15px;margin:20px 0}.metric{background:var(--bg);padding:14px;border-radius:10px}.metric strong{display:block;color:var(--teal);font-size:24px}.metric span{font-size:15px}.results{display:grid;grid-template-columns:1fr 1fr;gap:20px}#error{color:#bf3548}canvas{display:block;touch-action:none;max-width:none}#canvasWrap{overflow:auto;max-height:750px;background:#0c1c2b;border-radius:12px;position:relative}#imageCanvas{cursor:crosshair}footer{padding:25px;text-align:center;color:var(--muted)}details{margin:14px 0}summary{cursor:pointer;font-weight:650}pre{white-space:pre-wrap;overflow-wrap:anywhere}.tag{color:var(--purple);font-weight:750;letter-spacing:2px}.full{width:100%}@media(max-width:1100px){.workspace{grid-template-columns:300px minmax(0,1fr)}.results{grid-template-columns:1fr}.tabs{grid-template-columns:repeat(2,minmax(0,1fr))}.hero{display:block}.metrics{grid-template-columns:1fr 1fr}}@media(max-width:760px){.workspace{display:block}.hero p{font-size:17px}.card{padding:18px}.two{grid-template-columns:1fr 1fr}.toolbar{align-items:stretch}.metrics{grid-template-columns:1fr 1fr}main{padding:22px 4%}header nav{font-size:15px}.tabs button{padding:10px 7px;font-size:15px}}@media print{header,aside,.tabs,.toolbar,.export,footer{display:none}.workspace{display:block}.panel{display:block!important}.card{break-inside:avoid}body{background:white;color:black}}