:root{--bg:#f4f5f7;--card:#fff;--ink:#1d2228;--muted:#69717b;--line:#d9dde2;--brand:#e30613;--ok:#1b7f3b;--bad:#c1121f;--warn:#9a6700;--warnbg:#fff6d6;--badbg:#fde8ea}*{box-sizing:border-box}html,body{background:var(--bg);color:var(--ink);--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;margin:0;font:15px/1.45 system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif}.app{max-width:1100px;margin:0 auto;padding:0 16px 40px}.top{border-bottom:3px solid var(--brand);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-bottom:18px;padding:14px 0;display:flex}.logo{letter-spacing:.5px;color:var(--brand);font-size:22px;font-style:italic;font-weight:900}.tag{color:var(--muted);margin-left:10px;font-size:13px}nav{flex-wrap:wrap;gap:6px;display:flex}nav a{color:var(--ink);background:#e8eaee;border-radius:8px;padding:8px 12px;font-size:14px;font-weight:600;text-decoration:none}a.chip{text-decoration:none;display:inline-block}nav a.active{background:var(--ink);color:#fff}.panel{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:20px}h1{margin:0 0 6px;font-size:22px}.lead{color:var(--muted);margin:0 0 16px}.cards{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px;display:grid}.card{background:var(--card);border:1px solid var(--line);color:var(--ink);border-radius:12px;padding:20px;text-decoration:none;display:block}.card:hover{border-color:var(--brand)}.card h2{margin:0 0 6px;font-size:18px}.card p{color:var(--muted);margin:0}.types{flex-wrap:wrap;gap:8px;margin-bottom:18px;display:flex}.chip{border:1px solid var(--line);cursor:pointer;font:inherit;color:var(--ink);background:#fff;border-radius:999px;padding:7px 12px;font-size:14px}.chip.on{background:var(--ink);color:#fff;border-color:var(--ink)}.axes{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px;display:grid}.axis{border:1px solid var(--line);border-radius:10px;padding:16px}.axis h3{margin:0 0 10px}label{color:var(--muted);margin-bottom:10px;font-size:13px;display:block}input,select{border:1px solid var(--line);width:100%;font:inherit;color:var(--ink);background:#fff;border-radius:8px;margin-top:4px;padding:9px 10px;display:block}input:focus,select:focus{border-color:#6ea8fe;outline:2px solid #9ec5fe}.result{background:#f7f8fa;border-radius:8px;flex-direction:column;gap:4px;padding:12px;display:flex}.result .lbl{color:var(--muted);text-transform:uppercase;letter-spacing:.4px;font-size:12px}.result .val{color:var(--ink);font-size:30px;font-weight:800}.result .val.small{color:var(--bad);font-size:15px;font-weight:500}.result .formula{color:var(--muted);font-size:13px}.muted{color:var(--muted)}.warn{color:var(--warn);font-size:13px}.note{background:var(--warnbg);border-radius:8px;padding:10px 12px;font-size:14px}.grid{grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:14px;display:grid}fieldset{border:1px solid var(--line);border-radius:10px;margin:0;padding:12px 14px}legend{padding:0 6px;font-weight:700}.f span{color:var(--ink);font-weight:600}.f i{color:var(--muted);font-style:normal;font-weight:400}.req{color:var(--bad);margin-left:2px}.f.missing input,.f.missing select{border-color:var(--bad);background:var(--badbg)}.pair{grid-template-columns:1fr 1fr;gap:10px;display:grid}.chk{color:var(--ink);align-items:center;gap:8px;display:flex}.chk input{width:auto;margin:0}.checks{flex-direction:column;gap:8px;margin:16px 0;display:flex}.sum{background:#f7f8fa;border-radius:8px;flex-direction:column;gap:2px;padding:10px 12px;display:flex}.good{color:var(--ok)}.bad{color:var(--bad)}.msg{border-radius:8px;padding:9px 12px;font-size:14px}.msg.hard{background:var(--badbg);color:var(--bad);font-weight:600}.msg.soft{background:var(--warnbg);color:#5c4300}.actions{flex-wrap:wrap;align-items:center;gap:10px;display:flex}button{font:inherit;border:1px solid var(--line);cursor:pointer;color:var(--ink);background:#fff;border-radius:8px;padding:10px 16px}button.primary{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:700}button:disabled{opacity:.45;cursor:not-allowed}.modal{z-index:10;background:#00000059;justify-content:center;align-items:center;padding:16px;display:flex;position:fixed;inset:0}.modal .box{background:#fff;border-radius:12px;max-width:440px;padding:20px;box-shadow:0 10px 40px #00000040}.modal p{margin:0 0 14px;font-size:16px}.foot{color:var(--muted);margin-top:16px;font-size:12px}.print-sheet{display:none}@media print{@page{size:A4;margin:0}html,body,.app,main{background:#fff!important;max-width:none!important;margin:0!important;padding:0!important}.no-print,.top,.foot{display:none!important}.panel{background:#fff;border:0;border-radius:0;padding:0}.print-sheet{display:block}.print-block{display:none}.print-body{width:210mm;height:296.5mm;position:relative;overflow:hidden}.print-body img{width:100%;height:100%;display:block;position:absolute;inset:0}.val-print{color:#0b2fa8;white-space:nowrap;font:700 11pt/1 Arial,Helvetica,sans-serif;position:absolute;transform:translate(-50%,-100%)}.ring{border:1.5pt solid #0b2fa8;border-radius:50%;position:absolute}.label-print{color:#0b2fa8;font:700 9pt Arial,sans-serif;position:absolute;top:4mm;right:6mm}.print-sheet.blocked .print-body{display:none}.print-sheet.blocked .print-block{color:var(--bad);padding:20mm;font-size:20px;font-weight:700;display:block}}@media (width<=520px){.pair{grid-template-columns:1fr}}