:root {
  --bg:#f2f5f4; --card:#fff; --text:#15211d; --muted:#5d6b66; --line:#e0e6e3;
  --accent:#0e7c6f; --accent-ink:#fff; --accent-soft:#dcefeb;
}
@media (prefers-color-scheme: dark){
  :root{ --bg:#101614; --card:#1a221f; --text:#e9efec; --muted:#93a19b; --line:#2c3531;
    --accent:#34b3a2; --accent-ink:#06201c; --accent-soft:#163029; }
}
:root[data-theme="light"]{ --bg:#f2f5f4; --card:#fff; --text:#15211d; --muted:#5d6b66; --line:#e0e6e3; --accent:#0e7c6f; --accent-ink:#fff; --accent-soft:#dcefeb; }
:root[data-theme="dark"]{ --bg:#101614; --card:#1a221f; --text:#e9efec; --muted:#93a19b; --line:#2c3531; --accent:#34b3a2; --accent-ink:#06201c; --accent-soft:#163029; }
* { box-sizing:border-box; }
body { margin:0; background:var(--bg); color:var(--text);
  font:17px/1.7 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif; -webkit-font-smoothing:antialiased; }
.wrap { max-width:720px; margin:0 auto; padding:22px 18px 72px; }
.top { display:flex; justify-content:space-between; align-items:center; gap:12px; padding:4px 0 18px; font-size:.9rem; }
.brand { font-weight:700; color:var(--accent); text-decoration:none; letter-spacing:-.01em; display:inline-flex; align-items:center; gap:8px; }
.brand img { width:28px; height:28px; border-radius:7px; display:block; }
.back { color:var(--accent); text-decoration:none; }
.back:hover, .brand:hover { text-decoration:underline; }
.eyebrow { font-size:.74rem; letter-spacing:.12em; text-transform:uppercase; color:var(--accent); font-weight:700; margin:0 0 6px; }
article h1 { font-size:clamp(1.7rem,4.5vw,2.1rem); line-height:1.18; letter-spacing:-.02em; margin:0 0 10px; text-wrap:balance; }
.lead { font-size:1.14rem; color:var(--muted); margin:0 0 6px; }
.meta { color:var(--muted); font-size:.84rem; margin:0 0 26px; }
article h2 { font-size:1.35rem; margin:36px 0 10px; letter-spacing:-.01em; text-wrap:balance; }
article h3 { font-size:1.08rem; margin:22px 0 6px; }
article p { margin:0 0 16px; }
article ul, article ol { padding-left:22px; margin:0 0 16px; }
article li { margin:7px 0; }
a { color:var(--accent); }
strong { font-weight:650; }
.table-wrap { overflow-x:auto; margin:0 0 20px; }
table { border-collapse:collapse; width:100%; font-size:.95rem; font-variant-numeric:tabular-nums; }
th,td { text-align:left; padding:9px 12px; border-bottom:1px solid var(--line); }
th { color:var(--muted); font-weight:600; }
.box { background:var(--accent-soft); border-radius:12px; padding:15px 18px; margin:22px 0; font-size:.96rem; line-height:1.6; }
.box strong { color:var(--accent); }
.cta { display:block; background:var(--card); border:1px solid var(--line); border-radius:14px; padding:20px 22px; margin:32px 0; text-decoration:none; color:inherit;
  box-shadow:0 1px 2px rgba(18,40,35,.05), 0 8px 24px rgba(18,40,35,.05); }
.cta .k { font-size:.74rem; letter-spacing:.06em; text-transform:uppercase; color:var(--accent); font-weight:700; }
.cta h3 { margin:4px 0 4px; font-size:1.15rem; }
.cta p { margin:0; color:var(--muted); font-size:.95rem; }
.cta .go { display:inline-block; margin-top:12px; background:var(--accent); color:var(--accent-ink); padding:9px 16px; border-radius:9px; font-weight:600; font-size:.9rem; }
.cta:hover .go { filter:brightness(1.06); }
.related { margin-top:34px; }
.related h2 { font-size:1.15rem; margin-bottom:10px; }
.related a { display:block; padding:6px 0; }
.disc { color:var(--muted); font-size:.82rem; border-top:1px solid var(--line); margin-top:36px; padding-top:16px; line-height:1.55; }
footer { margin-top:36px; padding-top:16px; border-top:1px solid var(--line); color:var(--muted); font-size:.82rem; }
footer nav { display:flex; flex-wrap:wrap; gap:6px 14px; margin-bottom:8px; }
footer a { color:var(--accent); text-decoration:none; font-weight:600; }
.hub-list { display:grid; gap:14px; margin-top:22px; }
.hub-item { background:var(--card); border:1px solid var(--line); border-radius:14px; padding:18px 20px; text-decoration:none; color:inherit; display:block;
  box-shadow:0 1px 2px rgba(18,40,35,.04); transition:transform .12s; }
.hub-item:hover { transform:translateY(-1px); }
.hub-item h2 { font-size:1.15rem; margin:0 0 4px; color:var(--accent); }
.hub-item p { margin:0; color:var(--muted); font-size:.95rem; }
@media (prefers-reduced-motion: reduce){ * { transition:none !important; } }