#engineering-calculators{margin-top:3rem}#engineering-calculators .ec{background:#f0f7fb;border:1px solid #bed8e7;border-radius:24px;padding:clamp(18px,3vw,36px);color:#16324b}#engineering-calculators h2{font-size:clamp(1.6rem,3vw,2.25rem)}#engineering-calculators .ec-tabs{display:flex;flex-wrap:wrap;gap:9px;margin:24px 0}#engineering-calculators button,#engineering-calculators input,#engineering-calculators textarea{font:inherit}#engineering-calculators button{background:white;color:#16466b;border:1px solid #aac1d1;border-radius:12px;padding:12px 16px;min-height:46px;cursor:pointer}#engineering-calculators button[aria-pressed=true]{background:#123c5b;color:white;border-color:#123c5b}#engineering-calculators button:focus-visible,#engineering-calculators input:focus-visible,#engineering-calculators textarea:focus-visible{outline:3px solid #f59e0b;outline-offset:3px}#engineering-calculators .ec-grid{display:grid;grid-template-columns:minmax(220px,.7fr) minmax(0,1.5fr);gap:26px;align-items:start}#engineering-calculators .ec-fields{display:grid;gap:16px}#engineering-calculators label{display:block;font-weight:700;margin-bottom:7px}#engineering-calculators input[type=number]{width:100%;min-height:44px;border:1px solid #9eb5c5;border-radius:8px;padding:9px;background:white;color:#16324b;box-sizing:border-box}#engineering-calculators input[type=range]{width:100%;accent-color:#0e7490;min-height:28px}#engineering-calculators .ec-results{display:flex;flex-wrap:wrap;gap:10px}#engineering-calculators .ec-results>div{background:white;padding:14px;border-radius:12px;flex:1;min-width:125px}#engineering-calculators .ec-results span{display:block;font-size:.85rem}#engineering-calculators .ec-results strong{display:block;font-size:1.35rem}#engineering-calculators .ec-results small{font-size:.8rem}#engineering-calculators .ec-chart{background:white;border-radius:14px;margin-top:12px;overflow:hidden}#engineering-calculators svg{width:100%;height:auto;display:block}#engineering-calculators .ec-formula{padding:12px 16px;border-left:4px solid #0e7490;background:#fff;overflow-wrap:anywhere}#engineering-calculators .ec-limit{font-size:.95rem;line-height:1.7;margin-top:24px}#engineering-calculators textarea{width:100%;box-sizing:border-box;background:white;color:#16324b;border:1px solid #9eb5c5;border-radius:10px;padding:12px;line-height:1.6;resize:vertical}#engineering-calculators .ec-error{background:#fff1f2;color:#9f1239;padding:18px;border-radius:12px}#engineering-calculators .ec-related{display:inline-block;margin:16px;color:#16466b;text-decoration:underline}@media(max-width:760px){#engineering-calculators .ec-grid{grid-template-columns:1fr}#engineering-calculators .ec-tabs button{flex:1 1 42%}#engineering-calculators .ec-results strong{font-size:1.12rem}}
@media(max-width:760px){#engineering-calculators .ec-chart text{font-size:24px}}