:root{--paper:#f6f5ef;--surface:#fff;--ink:#172d29;--muted:#52615a;--line:#d7ded7;--accent:#ba451d;--accentHover:#963415;--soft:#e9efe8;--error:#a32929;--radius:8px;--space-1:8px;--space-2:16px;--space-3:24px;--space-4:32px;--space-6:48px;--space-8:64px;color-scheme:light;font-family:Arial,Helvetica,sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}*{box-sizing:border-box}body{margin:0;font-size:16px;line-height:1.65}a{color:inherit;text-underline-offset:4px}button,input,select,textarea{font:inherit}button,a,input,select,summary,textarea{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid 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1fr;gap:24px}.panel{background:var(--surface);padding:32px;border:1px solid var(--line);border-radius:var(--radius)}.panel h3{margin-bottom:20px}.guide-banner{background:var(--ink);color:#fff;display:grid;grid-template-columns:1.1fr .9fr;border-radius:var(--radius);overflow:hidden}.guide-banner>div{padding:44px}.guide-banner p{color:#c1cec6}.guide-banner h2{font-size:36px}.guide-banner .ratio{font:clamp(35px,4vw,60px) monospace;display:flex;justify-content:center;align-items:center;background:#213c34;color:#d9e1d5;min-height:250px}.guide-banner a{color:#fff}.method-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px}.method-grid p{color:var(--muted)}.steps{counter-reset:step;display:grid;gap:20px}.step{padding-left:45px;position:relative}.step:before{counter-increment:step;content:'0' counter(step);font:14px monospace;color:var(--accent);position:absolute;left:0}.step p{font-size:14px;margin-bottom:0}.step 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@media(max-width:390px){.hero h1{font-size:42px}.tool-grid{gap:10px}.tool-card{padding:18px 14px}.tool-card p{font-size:12px}.field-grid{grid-template-columns:1fr}.primary-result strong{font-size:48px}.result-head{align-items:start;flex-direction:column}.actions{gap:8px}.button{padding:12px 16px}}
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@media print{.site-header,.site-footer,.breadcrumbs,.tool-tabs,.result-actions,.article-layout,.notice,.mobile-nav,.no-print{display:none!important}body{background:#fff;color:#000;font-size:11px}.container{width:100%}.calculator-layout{display:block}.calculator-form{padding:12px}.results-wrap{color:#000;background:#fff;border:1px solid #777;min-height:0;break-inside:avoid}.results-wrap *{color:#000!important}.field-grid{grid-template-columns:repeat(3,1fr)}.advanced{display:block}.advanced .field-grid{display:grid}.page-intro h1{font-size:24px}.actions{display:none}.result-list>div{padding:4px 0}.primary-result strong{font-size:28px}.page-intro{padding:10px 0}.result-note{margin:8px 0}}

.prose pre{white-space:pre-wrap;overflow-wrap:anywhere;background:var(--soft);padding:20px;border-radius:6px}.hero-art{margin:0}.result-list dd{flex-shrink:0}