:root{
  --ink:#16302b; --muted:#5b6b67; --line:#d9e2df; --bg:#f7f9f8; --card:#fff;
  --brand:#0f6e56; --brand-soft:#e1f5ee; --accent:#c7792a; --warn-bg:#fdf3e4; --warn:#7a4a0c;
  --radius:12px; --max:1080px;
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);line-height:1.6;font-size:16px}
a{color:var(--brand)}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
header.site{background:#fff;border-bottom:1px solid var(--line)}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{white-space:nowrap;font-weight:700;font-size:1.15rem;color:var(--ink);text-decoration:none;display:flex;gap:8px;align-items:center}
.logo span.dot{width:22px;height:22px;border-radius:6px;background:var(--brand);display:inline-block;position:relative}
.logo span.dot::after{content:"";position:absolute;inset:6px;border:2px solid #fff;border-radius:50%}
nav a{margin-left:20px;text-decoration:none;color:var(--muted);font-size:.95rem}
nav a:hover{color:var(--ink)}
.hero{padding:48px 0 24px}
.hero h1{font-size:2.3rem;line-height:1.2;margin:0 0 12px;letter-spacing:-.02em}
.hero p{color:var(--muted);max-width:680px;margin:0;font-size:1.1rem}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px;margin:20px 0}
.controls{display:grid;grid-template-columns:1fr 1fr 220px;gap:16px;align-items:start}
label{display:block;font-size:.85rem;color:var(--muted);margin-bottom:6px;font-weight:600}
select,input{width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:8px;font-size:1rem;background:#fff;color:var(--ink)}
select:focus,input:focus{outline:2px solid var(--brand-soft);border-color:var(--brand)}
.swap{margin-top:10px;background:none;border:none;color:var(--brand);cursor:pointer;font-size:.9rem;padding:0}
.headline{font-size:1.35rem;margin:0 0 6px}
.big{font-size:2rem;font-weight:700;color:var(--brand);margin:4px 0 8px;line-height:1.2}
.headline{margin:0}
.sub{color:var(--muted);margin:0}
table{width:100%;border-collapse:collapse;margin-top:12px;font-size:.95rem}
th,td{text-align:left;padding:10px 8px;border-bottom:1px solid var(--line);vertical-align:top}
th{font-size:.8rem;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);font-weight:600}
td.num{font-variant-numeric:tabular-nums}
.better{color:var(--brand);font-weight:600}
.worse{color:#a34a1f;font-weight:600}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.note{background:var(--warn-bg);color:var(--warn);border-radius:8px;padding:12px 14px;font-size:.92rem;margin-top:16px}
.profile h3{margin:0 0 4px}
.profile dl{margin:12px 0 0}
.profile dt{font-weight:600;font-size:.9rem;margin-top:12px}
.profile dd{margin:4px 0 0;color:var(--ink)}
.sources{font-size:.82rem;color:var(--muted);margin-top:16px}
.sources a{color:var(--muted)}
.pill{display:inline-block;background:var(--brand-soft);color:var(--brand);border-radius:999px;padding:2px 10px;font-size:.78rem;font-weight:600}
footer{margin-top:48px;padding:28px 0;border-top:1px solid var(--line);color:var(--muted);font-size:.88rem;background:#fff}
footer a{color:var(--muted);margin-right:16px}
.prose{max-width:760px}
.prose h2{margin-top:32px}
@media (max-width:760px){
  .controls,.grid2{grid-template-columns:1fr}
  .hero h1{font-size:1.75rem}
  nav a{margin-left:12px;font-size:.88rem}
  nav a:first-child{display:none}
  .logo{font-size:1rem}
}