:root{--brand:#372D91;--brand-dark:#261f66;--accent:#50E3C2;--text:#1f2330;--muted:#5f6475;--bg:#f7f7fb;--card:#fff;--line:#e4e4ee}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;color:var(--text);background:var(--bg);line-height:1.65;font-size:18px}
a{color:var(--brand)}a:hover{color:var(--brand-dark)}
.site-header{background:var(--brand);color:#fff}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 20px}
.brand{display:flex;align-items:center;gap:12px;color:#fff;text-decoration:none;font-weight:700;font-size:1.15rem}
.brand img{height:40px;width:auto;display:block}
.site-header nav a{color:#fff;text-decoration:none;font-size:.95rem;border:1px solid rgba(255,255,255,.5);padding:6px 12px;border-radius:999px}
.site-header nav a:hover{background:rgba(255,255,255,.12)}
.wrap{max-width:760px;margin:0 auto;padding:0 20px}
main{padding:32px 0 48px}
h1{font-size:clamp(1.7rem,4.5vw,2.4rem);line-height:1.2;margin:.2em 0 .4em;color:var(--brand-dark)}
h2{font-size:1.4rem;line-height:1.3;margin:1.8em 0 .6em;color:var(--brand-dark)}
.meta{color:var(--muted);font-size:.95rem;margin-bottom:1.5em}
.lead{font-size:1.1rem;color:var(--muted)}
ol.steps{padding-left:1.3em}ol.steps li{margin:.7em 0}
.sources{border-top:1px solid var(--line);margin-top:2.5em;font-size:.95rem}
.sources h2{font-size:1.1rem}.sources li{margin:.4em 0}
.post-footer{margin-top:2.5em;padding:18px 20px;background:var(--card);border:1px solid var(--line);border-left:4px solid var(--accent);border-radius:10px;font-size:.98rem}
.cards{list-style:none;padding:0;margin:0;display:grid;gap:18px}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:22px}
.card h2{margin:.1em 0 .4em;font-size:1.3rem}.card h2 a{text-decoration:none;color:var(--brand-dark)}.card h2 a:hover{text-decoration:underline}
.card p{margin:.3em 0;color:var(--muted)}
.site-footer{border-top:1px solid var(--line);color:var(--muted);font-size:.9rem;padding:20px 0 32px}
.site-footer a{color:var(--muted)}
@media (max-width:520px){body{font-size:17px}.brand span{display:none}.brand img{height:34px}}