@font-face{font-family:CalcKR;src:url('/carpentry-calculator/NotoSansKR-calculator-efc2acf0042c.woff2') format('woff2');font-weight:100 900;font-display:swap}
@font-face{font-family:CalcDigits;src:url('/carpentry-calculator/Inter-calculator-8bee5504cd85.woff2') format('woff2');font-weight:100 900;font-display:swap}
*{box-sizing:border-box}body{margin:0;font-family:CalcKR,-apple-system,BlinkMacSystemFont,"Apple SD Gothic Neo",sans-serif;background:#fff;color:#23324a}a{color:inherit}.brand{text-decoration:none}button,input{font:inherit}button{cursor:pointer}button:disabled{cursor:default}[hidden]{display:none!important}
.calculator-shell{max-width:1152px;margin:28px auto 72px;padding:0 36px;--workbook-digits:CalcDigits,CalcKR,sans-serif;color-scheme:light}.calculator-intro{max-width:1056px;margin:0 auto 25px;padding-bottom:22px;border-bottom:1px solid #e4e9f0}.calculator-intro h1{font-size:25px;letter-spacing:-.055em;margin:0 0 7px}.calculator-intro p{font-size:14px;color:#65748a;margin:0;line-height:1.6}
#main h1,#main h2,#main h3,#main p{margin-top:0}#main h1,#main h2,#main h3{margin-bottom:0}#main button{font-family:inherit}#main .formula-heading p{margin-top:10px;margin-bottom:0}#main .formula-tools{margin-bottom:28px}#main svg{max-width:100%}
.calculator-footer{max-width:1056px;margin:28px auto 0;border-top:1px solid #e4e9f0;padding-top:18px;display:flex;justify-content:space-between;gap:15px;color:#78879b;font-size:12px;line-height:1.6}.calculator-footer p{margin:0}.calculator-footer a{text-decoration:none;white-space:nowrap}.skip-link{position:absolute;left:16px;top:-80px;z-index:100;padding:12px;background:white}.skip-link:focus{top:8px}button:focus-visible,a:focus-visible{outline:2px solid #2468d8;outline-offset:4px}
@media(max-width:850px){.calculator-shell{max-width:588px;margin:18px auto 48px;padding:0 22px}.calculator-intro{margin-bottom:20px;padding-bottom:17px}.calculator-intro h1{font-size:23px}.calculator-intro p{font-size:13px}.calculator-footer{flex-wrap:wrap}}
@media(max-width:420px){.calculator-shell{padding:0 16px}.calculator-intro h1{font-size:21px}.calculator-intro p{font-size:12px}}
body.calculator-page{--site-bg:#fff;--site-surface:#fff;--site-soft:#f0f3f8;--site-ink:#23324a;--site-muted:#65748a;--site-line:#dfe5ee;--site-brand:#2468d8;--site-mark:#6e9185;--site-active:#2468d8;color-scheme:light}