:root{--fg: #111827;--muted: #4b5563;--line: #e5e7eb;--bg: #ffffff;--soft: #f6f7f6;--brand: #14532d;--brand-2: #166534;--accent: #b45309;--error: #b91c1c;--radius: 10px;--max: 920px;color-scheme:light}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;font:16px/1.6 system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;color:var(--fg);background:var(--bg)}a{color:var(--brand-2)}a:hover{color:var(--brand)}img{max-width:100%;height:auto}.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 16px}.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;background:#fff;padding:6px 10px;z-index:10}.site-header{border-bottom:1px solid var(--line);background:#fff}.header-row{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:56px;flex-wrap:wrap}.brand{font-weight:800;font-size:1.15rem;color:var(--brand);text-decoration:none;letter-spacing:-.01em}.main-nav ul{list-style:none;display:flex;flex-wrap:wrap;gap:4px 14px;margin:0;padding:0;font-size:.92rem}.main-nav a{text-decoration:none}main{padding-top:12px;padding-bottom:40px}h1{font-size:clamp(1.6rem,4vw,2.1rem);line-height:1.2;margin:8px 0 6px;letter-spacing:-.01em}h2{font-size:1.3rem;margin:32px 0 10px;line-height:1.3}h3{font-size:1.08rem;margin:22px 0 8px}.lead{color:var(--muted);margin:0 0 14px}.crumbs ol{list-style:none;display:flex;flex-wrap:wrap;gap:6px;padding:0;margin:4px 0 0;font-size:.85rem;color:var(--muted)}.crumbs li+li:before{content:"›";margin-right:6px;color:#9ca3af}.tool{background:var(--soft);border:1px solid var(--line);border-radius:var(--radius);padding:16px;margin:10px 0 18px}.tool-form{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px 16px;align-items:end}.field{display:flex;flex-direction:column;gap:4px;min-width:0;border:0;padding:0;margin:0}.field label,.field legend{font-weight:600;font-size:.92rem}.field-input{display:flex;align-items:stretch}.field input[type=number],.field select{width:100%;font:inherit;padding:9px 10px;border:1px solid #cbd5e1;border-radius:8px;background:#fff;min-height:44px}.field-input input{border-top-right-radius:0;border-bottom-right-radius:0}.field-input input:only-child{border-radius:8px}.field-suffix{display:inline-flex;align-items:center;padding:0 10px;border:1px solid #cbd5e1;border-left:0;border-radius:0 8px 8px 0;background:#eef2ef;color:var(--muted);font-size:.9rem}.choices{display:flex;flex-wrap:wrap;gap:6px 14px;min-height:44px;align-items:center}.choice{font-weight:500;display:inline-flex;gap:6px;align-items:center}.field-help{margin:0;font-size:.82rem;color:var(--muted)}.field-error{margin:0;font-size:.85rem;color:var(--error)}.has-error input{border-color:var(--error)}.btn{font:inherit;font-weight:700;background:var(--brand);color:#fff;border:0;border-radius:8px;padding:10px 18px;min-height:44px;cursor:pointer}.btn:hover{background:var(--brand-2)}.tool-result{margin-top:14px}.result-main{font-size:1.05rem;margin:0 0 8px}.result-main strong{font-size:1.9rem;color:var(--brand);display:block;line-height:1.15}.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:8px 0 14px}table{border-collapse:collapse;width:100%;font-size:.93rem;background:#fff}th,td{border:1px solid var(--line);padding:6px 9px;text-align:right;white-space:nowrap}th:first-child,td:first-child{text-align:left}thead th{background:#eef2ef}caption{text-align:left;font-weight:600;padding:4px 0 6px}.faq details{border-bottom:1px solid var(--line);padding:10px 0}.faq summary{cursor:pointer;font-weight:600}.faq p{margin:8px 0 0}.sources ol{font-size:.9rem;color:var(--muted);padding-left:20px}.related ul{list-style:none;padding:0;display:flex;flex-wrap:wrap;gap:8px}.related a{display:inline-block;border:1px solid var(--line);border-radius:999px;padding:6px 12px;text-decoration:none}.note{font-size:.9rem;color:var(--muted)}.site-footer{border-top:1px solid var(--line);background:var(--soft);font-size:.9rem}.footer-row{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:8px;padding-top:14px;padding-bottom:14px}.footer-row ul{list-style:none;display:flex;gap:14px;margin:0;padding:0}.linklike{font:inherit;color:var(--brand-2);background:none;border:0;padding:0;text-decoration:underline;cursor:pointer}.consent{position:fixed;left:16px;right:16px;bottom:16px;z-index:20;max-width:560px;margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 6px 24px #11182726;padding:14px 16px}.consent[hidden]{display:none}.consent p{margin:0 0 10px;font-size:.92rem}.consent-actions{display:flex;flex-wrap:wrap;gap:10px}@media print{.site-header,.site-footer,.tool-form,.related,.crumbs,.skip,.consent{display:none!important}.tool{border:0;background:none;padding:0}}