/* Calculator styles stay inside the tool; navigation/footer come from shared templates. */
.laser-calculator{--calc-ink:#10243c;--calc-blue:#075bb8;--calc-line:#e3e9ef;--calc-muted:#728196;color:var(--calc-ink);background:#fff;font:14px/1.7 Arial,"Microsoft YaHei",sans-serif}
.laser-calculator *{box-sizing:border-box}
.laser-calculator a{color:inherit;text-decoration:none}
.laser-calculator a:hover{color:var(--calc-blue)}
.laser-calculator :where(a,button,input):focus-visible{outline:3px solid #147bea;outline-offset:3px}
.laser-calculator .calc-container,.laser-calculator .tabs,.laser-calculator .wrap{width:90%;max-width:none;margin-left:auto;margin-right:auto}
.laser-calculator .page-head{padding:22px 0 26px;background:#f3f6f9;border-bottom:1px solid var(--calc-line)}
.laser-calculator .calc-breadcrumb{display:flex;flex-wrap:wrap;gap:10px;font-size:12px;color:var(--calc-muted);margin-bottom:22px;line-height:1.6}
.laser-calculator .calc-eyebrow{display:block;font-size:10px;font-weight:700;letter-spacing:2px;color:#73859a;margin-bottom:8px}
.laser-calculator .page-head h1{font-size:34px;font-weight:700;line-height:1.4;letter-spacing:1px;margin:0 0 10px;color:var(--calc-ink)}
.laser-calculator .page-head p{margin:0;font-size:13px;line-height:1.8;color:#6b7d91;max-width:1000px}
.laser-calculator .legend{display:flex;flex-wrap:wrap;gap:10px 24px;margin-top:14px;font-size:11px;color:#718297}
.laser-calculator .dot{display:inline-block;width:7px;height:7px;border-radius:50%;margin-right:7px;vertical-align:1px}
.laser-calculator .dot.b{background:var(--calc-blue)}
.laser-calculator .dot.r{background:#b8393f}
.laser-calculator .tabs{display:grid;grid-template-columns:1fr 1fr;gap:0;padding:5px;border:1px solid var(--calc-line);border-radius:3px;background:#f3f6f9;margin-top:24px;margin-bottom:0}
.laser-calculator .tab{display:flex;align-items:center;justify-content:center;gap:12px;width:100%;padding:10px 16px;border:1px solid transparent;border-radius:2px;background:transparent;color:#637990;font:700 16px/1.5 Arial,"Microsoft YaHei",sans-serif;cursor:pointer;transition:background .2s,color .2s}
.laser-calculator .tab:hover{color:var(--calc-blue);background:#e8eef5}
.laser-calculator .tab.active{background:var(--calc-ink);border-color:var(--calc-ink);color:#fff}
.laser-calculator .wrap{padding:22px 0 36px}
.laser-calculator .panel{display:none;margin:0;border:0;background:none;border-radius:0;box-shadow:none}
.laser-calculator .panel.active{display:block}
.laser-calculator .card{padding:26px 28px;border:1px solid var(--calc-line);border-radius:3px;background:#fff}
.laser-calculator .card h2{font-size:21px;font-weight:700;line-height:1.5;white-space:normal;overflow:visible;margin:0 0 8px;color:var(--calc-ink)}
.laser-calculator .title-note{font-size:12px;font-weight:400;color:#7f8d9d;margin-left:8px}
.laser-calculator .sub{font-size:13px;color:#7b8999;margin:0 0 22px;line-height:1.7}
.laser-calculator .grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px 24px}
.laser-calculator .field{min-width:0}
.laser-calculator .field label{display:block;font-size:13px;font-weight:700;line-height:1.6;white-space:normal;margin:0 0 7px;color:#40566f}
.laser-calculator .field label small{font-size:11px;font-weight:400;color:#8290a0}
.laser-calculator .input-wrap{display:flex;border:1px solid #cad9e9;background:#f0f5fc;border-radius:2px;overflow:hidden;transition:border-color .2s,box-shadow .2s}
.laser-calculator .input-wrap:focus-within{border-color:var(--calc-blue);box-shadow:0 0 0 2px #075bb814}
.laser-calculator .input-wrap input{display:block;width:100%;min-width:0;border:0;outline:0;background:transparent;padding:10px 12px;color:#255c91;font:500 17px/1.5 Arial,"Microsoft YaHei",sans-serif}
.laser-calculator .unit{display:flex;align-items:center;justify-content:center;min-width:48px;flex-shrink:0;border-left:1px solid #d7e2ee;background:#e8eff8;color:#768ba1;font-size:12px;padding:0 10px;white-space:nowrap}
.laser-calculator .results{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;border-top:1px solid var(--calc-line);padding-top:22px;margin-top:24px}
.laser-calculator #qcs .results{grid-template-columns:repeat(4,minmax(0,1fr))}
.laser-calculator .result{min-width:0;background:#f7f9fc;border:1px solid var(--calc-line);border-radius:2px;padding:16px 18px}
.laser-calculator .result span{display:block;min-height:34px;font-size:12px;line-height:1.5;color:#728094;margin-bottom:8px}
.laser-calculator .result strong{font-size:24px;font-weight:700;line-height:1.4;color:#b8393f;overflow-wrap:anywhere}
.laser-calculator .note{padding:18px 22px;border:1px solid var(--calc-line);border-left:3px solid #8da6c1;border-radius:2px;background:#f3f6f9;font-size:12px;line-height:1.9;color:#748396;margin-top:20px}
.laser-calculator .note b{color:#405a75}
.laser-calculator .error{color:#bd3339!important;font-size:16px!important}
@media(max-width:1100px){.laser-calculator .grid{gap:18px}.laser-calculator .title-note{display:block;margin:4px 0 0}.laser-calculator .result{padding:14px}.laser-calculator .result strong{font-size:22px}}
@media(max-width:770px){.laser-calculator .page-head{padding:18px 0 22px}.laser-calculator .calc-breadcrumb{font-size:11px;gap:8px;margin-bottom:20px}.laser-calculator .calc-eyebrow{font-size:8px;letter-spacing:1.5px}.laser-calculator .page-head h1{font-size:27px}.laser-calculator .page-head p{font-size:12px}.laser-calculator .legend{font-size:10px;gap:8px 14px}.laser-calculator .tabs{margin-top:20px}.laser-calculator .tab{font-size:13px;padding:9px 6px}.laser-calculator .wrap{padding:18px 0 28px}.laser-calculator .card{padding:20px 16px}.laser-calculator .card h2{font-size:18px}.laser-calculator .title-note{font-size:11px;display:block;margin:5px 0 0}.laser-calculator .sub{font-size:12px;margin-bottom:18px}.laser-calculator .grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px 12px}.laser-calculator .field label{font-size:12px;min-height:39px;margin-bottom:6px}.laser-calculator .field label small{display:block;font-size:10px}.laser-calculator .input-wrap input{padding:9px 8px;font-size:16px}.laser-calculator .unit{font-size:10px;min-width:32px;padding:0 5px}.laser-calculator .results,.laser-calculator #qcs .results{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;padding-top:18px;margin-top:20px}.laser-calculator #qbh .result:last-child{grid-column:1 / -1}.laser-calculator .result{padding:13px 12px}.laser-calculator .result span{font-size:11px;min-height:33px;margin-bottom:8px}.laser-calculator .result strong{font-size:21px}.laser-calculator #qbh .result:last-child span{min-height:0}.laser-calculator .note{font-size:11px;padding:14px 16px;margin-top:16px}}
@media(prefers-reduced-motion:reduce){.laser-calculator *{transition:none!important}}