:root{--accent:#c2410c;--accent-ink:#9a3412;--bg:#fbf7f3;--ink:#1b1f24;--muted:#5b6470;--card:#fff;--line:#e3e6ea}
*{box-sizing:border-box}
body{margin:0;font:17px/1.65 Georgia,'Times New Roman',serif;color:var(--ink);background:var(--bg)}
a{color:var(--accent-ink)}
header.site{background:var(--accent);color:#fff}
header.site .wrap{display:flex;flex-wrap:wrap;gap:8px 24px;align-items:center;justify-content:space-between;padding-top:14px;padding-bottom:14px}
header.site a{color:#fff;text-decoration:none}
.brand{font-weight:800;font-size:1.25rem;letter-spacing:-.01em}
nav a{white-space:nowrap;display:inline-block;margin-right:16px;font-size:.95rem;opacity:.95}
nav a:last-child{margin-right:0}
.wrap{max-width:780px;margin:0 auto;padding:0 18px}
.disclosure{font-size:.85rem;color:var(--muted);border-bottom:1px solid var(--line);padding:8px 0;margin-bottom:8px}
h1{font-size:2rem;line-height:1.2;letter-spacing:-.02em;margin:26px 0 10px}
h2{font-size:1.4rem;line-height:1.3;margin:36px 0 8px}
h3{font-size:1.12rem;margin:22px 0 6px}
.lede{font-size:1.12rem;color:#333b45}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px 20px;margin:20px 0}
.card h3{margin-top:0}
.tagline{display:inline-block;background:var(--accent);color:#fff;font-size:.78rem;font-weight:700;padding:2px 10px;border-radius:99px;text-transform:uppercase;letter-spacing:.04em}
.btn{display:inline-block;background:var(--accent);color:#fff!important;text-decoration:none;font-weight:700;padding:10px 18px;border-radius:8px;margin-top:6px}
.btn:hover{filter:brightness(.92)}
table{border-collapse:collapse;width:100%;font-size:.95rem;margin:14px 0;display:block;overflow-x:auto}
th,td{border:1px solid var(--line);padding:8px 10px;text-align:left;background:#fff}
th{background:#f3f5f7}
.calc{background:#fff;border:2px solid var(--accent);border-radius:12px;padding:18px 20px;margin:20px 0}
.calc label{display:block;font-weight:600;margin:10px 0 4px}
.calc input,.calc select{width:100%;max-width:320px;font:inherit;padding:8px;border:1px solid #b9c0c8;border-radius:6px}
.calc output{display:block;font-size:1.2rem;font-weight:800;margin-top:14px}
ul.posts{list-style:none;padding:0}
ul.posts li{background:#fff;border:1px solid var(--line);border-radius:10px;padding:14px 16px;margin:10px 0}
ul.posts a{font-weight:700;text-decoration:none;font-size:1.08rem}
ul.posts p{margin:4px 0 0;color:var(--muted);font-size:.95rem}
footer{margin-top:48px;border-top:1px solid var(--line);padding:22px 0 40px;font-size:.88rem;color:var(--muted)}