:root{--ink:#282926;--muted:#5d615a;--paper:#f7f6f2;--white:#fff;--line:#deded6;--accent:#a83d2e;--radius:4px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:110px}body{margin:0;color:var(--ink);background:var(--paper);font:15px/1.65 Arial,Helvetica,sans-serif}a{color:inherit;text-decoration:none}button,input,select{font:inherit}button{cursor:pointer}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #b66e22;outline-offset:4px}button,input,select{border-radius:var(--radius)}h1,h2,h3,p{margin:0}h1,h2{font-family:Georgia,'Times New Roman',serif;font-weight:400;line-height:1.12;letter-spacing:-.025em}h3{font-size:19px;line-height:1.4}p{color:var(--muted)}[hidden]{display:none!important}.wrap{max-width:1360px;margin:auto;padding-inline:5%}.section{padding-block:55px}.kicker{text-transform:uppercase;font-size:11px;letter-spacing:.12em;color:var(--accent);margin-bottom:16px}.btn{display:inline-flex;gap:18px;align-items:center;justify-content:center;min-height:49px;padding:13px 23px;background:var(--accent);color:#fff;border:1px solid var(--accent);font-size:13px;line-height:1.4}.btn:hover{background:#853025;border-color:#853025}.reset{border:0;border-bottom:1px solid;background:none;font-size:13px;padding:6px 0;color:var(--muted)}details{padding:21px 0;border-bottom:1px solid var(--line)}summary{cursor:pointer;font-size:15px;display:list-item}details p{padding-top:15px}header{background:var(--white);border-bottom:1px solid var(--line)}.calculator-header{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;padding-block:20px}.calculator-brand{font-size:19px;font-weight:700;line-height:1.3;max-width:440px}.calculator-brand img{display:block;max-width:180px;max-height:55px;width:auto;height:auto}.calculator-nav{display:flex;gap:18px;flex-wrap:wrap;align-items:center;font-size:13px}.calculator-nav a{text-decoration:underline;text-underline-offset:4px}.calculator-languages{display:flex;flex-wrap:wrap;gap:4px 8px;border-bottom:1px solid var(--line);padding-block:12px;font-size:12px}.calculator-languages a{padding:5px 9px;border-radius:4px;min-height:32px}.calculator-languages [aria-current=page]{background:var(--ink);color:#fff}.skip-link{position:absolute;inset-inline-start:12px;top:-100px;background:var(--ink);color:white;padding:12px 20px;z-index:10}.skip-link:focus{top:10px}.calculator-footer{border-top:1px solid var(--line);padding-block:26px;font-size:12px;display:flex;flex-wrap:wrap;gap:10px 25px;justify-content:space-between}.calculator-footer a{text-decoration:underline}.calc-result{top:24px}.calc-result [aria-live]{scroll-margin-top:20px}.calc-field input,.calc-field select{max-width:100%}main{min-width:0}[dir=rtl] h1,[dir=rtl] h2{font-family:Arial,Tahoma,sans-serif;letter-spacing:0}
@media(max-width:760px){.calculator-header{align-items:flex-start}.calculator-brand{font-size:17px}.calculator-nav{gap:12px;font-size:12px}.calculator-languages{gap:3px}.wrap{padding-inline:5%}.section{padding-bottom:35px}.calc-intro h1{overflow-wrap:anywhere}.calc-result{max-width:100%}.calc-hint{font-size:12px}.calc-field>span{font-size:12px}.calc-input-unit>span{font-size:12px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}