:root{--bg:#fbfaf7;--fg:#1d2430;--mut:#5b6573;--acc:#b4410c;--line:#e3ded4}
*{box-sizing:border-box}body{margin:0;font:16px/1.55 system-ui,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--fg)}
header{display:flex;flex-wrap:wrap;gap:.5rem 1.5rem;align-items:center;padding:.8rem 1rem;border-bottom:1px solid var(--line);background:#fff}
.brand{font-weight:700;color:var(--acc);text-decoration:none;font-size:1.2rem}nav a{margin-right:1rem;color:var(--fg)}
main{max-width:60rem;margin:0 auto;padding:1rem}footer{max-width:60rem;margin:2rem auto;padding:1rem;color:var(--mut);font-size:.85rem;border-top:1px solid var(--line)}
h1{font-size:1.8rem;line-height:1.25}.lead{font-size:1.1rem}a{color:#0b5cad}
table{border-collapse:collapse;width:100%;font-size:.92rem;margin:.5rem 0 1rem;display:block;overflow-x:auto}th,td{padding:.35rem .6rem;border-bottom:1px solid var(--line);text-align:left;white-space:nowrap}th{background:#f1ede4}
.facts{display:grid;grid-template-columns:repeat(auto-fit,minmax(14rem,1fr));gap:.8rem;margin:1rem 0}.facts div{background:#fff;border:1px solid var(--line);padding:.8rem;border-radius:.5rem}.facts b{display:block;font-size:1.2rem}.facts span,.note,small{color:var(--mut);font-size:.85rem}
.search{margin:1rem 0}.search input,.grid input{width:100%;padding:.6rem;font-size:1rem;border:1px solid #bbb;border-radius:.4rem}#res{list-style:none;padding:0;margin:.3rem 0}#res li a{display:block;padding:.4rem .6rem;border-bottom:1px solid var(--line)}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(16rem,1fr));gap:1rem}.grid label{display:block}.calcout{background:#fff;border:1px solid var(--line);border-radius:.5rem;padding:1rem;margin:1rem 0}
.warn{background:#fff4e5;border:1px solid #f0c27b;padding:.6rem .8rem;border-radius:.4rem}.stage{background:#b00020;color:#fff;text-align:center;padding:.3rem;font-size:.85rem}
.faq{margin:1.2rem 0}.faq dt{font-weight:700;margin:.9rem 0 .2rem}.faq dd{margin:0 0 .8rem;padding:0}
.facts-list{padding-left:1.2rem}