:root{color-scheme:light dark;--fg:#1a1a1a;--bg:#fdfdfd;--muted:#666;--accent:#c1272d;--border:#e5e5e5;}
@media (prefers-color-scheme:dark){:root{--fg:#eee;--bg:#111;--muted:#aaa;--border:#333;}}
*{box-sizing:border-box;}
body{margin:0;font-family:-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;color:var(--fg);background:var(--bg);line-height:1.6;}
.site-nav{display:flex;justify-content:space-between;align-items:center;padding:1.25rem 1.5rem;border-bottom:1px solid var(--border);max-width:760px;margin:0 auto;}
.site-nav .brand{font-weight:700;text-decoration:none;color:var(--fg);letter-spacing:.02em;}
.site-nav a{color:var(--fg);text-decoration:none;}
.site-nav a:hover{color:var(--accent);}
main{max-width:760px;margin:0 auto;padding:2rem 1.5rem 3rem;}
h1{font-size:1.9rem;line-height:1.25;margin:0 0 .75rem;}
.lede{color:var(--muted);font-size:1.05rem;}
.breadcrumb{font-size:.85rem;color:var(--muted);margin-bottom:1.5rem;}
.breadcrumb a{color:var(--muted);}
.post p{margin:0 0 1.1rem;font-size:1.02rem;}
.cta{margin-top:2rem;}
.cta a{display:inline-block;padding:.7rem 1.3rem;background:var(--accent);color:#fff;text-decoration:none;border-radius:4px;font-weight:600;}
.cta a:hover{opacity:.9;}
.post-list{list-style:none;padding:0;margin:2rem 0 0;}
.post-list li{padding:1.1rem 0;border-bottom:1px solid var(--border);}
.post-list a{font-size:1.15rem;font-weight:600;color:var(--fg);text-decoration:none;}
.post-list a:hover{color:var(--accent);}
.post-list p{color:var(--muted);margin:.35rem 0 0;font-size:.95rem;}
.site-footer{max-width:760px;margin:0 auto;padding:1.5rem;color:var(--muted);font-size:.85rem;border-top:1px solid var(--border);}
.site-footer a{color:var(--muted);}