:root {
  --bg:#fdfdfb; --fg:#1f2421; --dim:#6f7a72; --edge:#e3e8e3; --hi:#2f6b4f; --chip:#eef3ee;
}
@media (prefers-color-scheme: dark) {
  :root { --bg:#141715; --fg:#dfe4e0; --dim:#8c968f; --edge:#262b28; --hi:#79bd9a; --chip:#1b201d; }
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--fg);
  font:16px/1.6 "Helvetica Neue",Helvetica,Arial,system-ui,sans-serif}
.wrap{max-width:44rem;margin:0 auto;padding:2rem 1.25rem 4rem}
a{color:var(--hi)}
.masthead{display:flex;align-items:center;gap:.75rem;padding-bottom:1.2rem;border-bottom:2px solid var(--fg);margin-bottom:2rem;flex-wrap:wrap}
.masthead .logo{font-weight:800;font-size:1.3rem;letter-spacing:-.03em;text-decoration:none;color:var(--fg)}
.masthead .tag{color:var(--dim);font-size:.85rem}
.masthead nav{margin-left:auto;display:flex;gap:.9rem;font-size:.85rem}
.card{border:1px solid var(--edge);border-radius:10px;padding:1.1rem 1.2rem;margin-bottom:1rem}
.card h2{margin:0 0 .3rem;font-size:1.08rem}
.card h2 a{text-decoration:none}
.card p{margin:0 0 .6rem;color:var(--dim);font-size:.92rem}
.chips{display:flex;gap:.4rem;flex-wrap:wrap}
.chip{background:var(--chip);color:var(--dim);border-radius:999px;padding:.15rem .6rem;font-size:.75rem}
h1{font-size:1.7rem;line-height:1.2;margin:0 0 .4rem;letter-spacing:-.02em}
.sub{color:var(--dim);font-size:.9rem;margin:0 0 1.8rem}
h3{margin:1.8rem 0 .5rem;font-size:1rem;text-transform:uppercase;letter-spacing:.08em;color:var(--dim)}
ul.ing{margin:0 0 1.2rem;padding-left:1.1rem}
ul.ing li{margin-bottom:.3rem}
ol.steps{padding-left:1.2rem}
ol.steps li{margin-bottom:.7rem}
.note{background:var(--chip);border-radius:8px;padding:.8rem 1rem;font-size:.92rem;margin:1.4rem 0}
.foot{margin-top:3rem;padding-top:1rem;border-top:1px solid var(--edge);color:var(--dim);font-size:.82rem;display:flex;gap:1rem;flex-wrap:wrap}
.foot a{color:var(--dim)}