:root{
  --teal:#008080;
  --navy:#000080;
  --text:#24292f;
  --muted:#57606a;
  --bg:#fff;
  --border:#e2e2e2;
}
*{ box-sizing:border-box; }
html{ -webkit-text-size-adjust:100%; }
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  color:var(--text);
  line-height:1.7;
  background:var(--bg);
}
a{ color:var(--teal); }
a:hover{ text-decoration:underline; }

.blog-header{
  display:flex; align-items:center; justify-content:space-between;
  flex-wrap:wrap; gap:.5rem;
  padding:1rem 1.5rem;
  border-bottom:1px solid var(--border);
  max-width:760px; margin:0 auto;
}
.blog-logo{ font-weight:800; font-size:1.05rem; color:var(--navy); text-decoration:none; }
.blog-logo:hover{ text-decoration:none; }
.blog-logo span{ color:var(--teal); }
.blog-nav a{ margin-left:1.2rem; color:var(--muted); text-decoration:none; font-size:.92rem; }
.blog-nav a:first-child{ margin-left:0; }
.blog-nav a:hover{ color:var(--navy); text-decoration:none; }

.blog-wrap{ max-width:720px; margin:0 auto; padding:2.5rem 1.5rem 4rem; }
.blog-wrap h1{ font-size:2rem; color:var(--navy); line-height:1.25; margin:0 0 .5rem; }
.post-meta{ color:var(--muted); font-size:.85rem; margin-bottom:2rem; }
.blog-wrap h2{ font-size:1.35rem; color:var(--navy); margin:2.2rem 0 .8rem; }
.blog-wrap h3{ font-size:1.1rem; color:var(--navy); margin:1.6rem 0 .6rem; }
.blog-wrap p{ margin:0 0 1.1rem; }
.blog-wrap ul, .blog-wrap ol{ margin:0 0 1.1rem 1.3rem; padding:0; }
.blog-wrap li{ margin-bottom:.4rem; }
.blog-wrap code{ background:#f2f2f2; padding:.15em .4em; border-radius:3px; font-size:.9em; font-family:'JetBrains Mono',Consolas,monospace; }
.blog-wrap pre{ background:#161b22; color:#c9d1d9; padding:1rem; border-radius:6px; overflow-x:auto; font-size:.85rem; }
.blog-wrap pre code{ background:none; padding:0; color:inherit; }
.blog-wrap blockquote{ border-left:3px solid var(--teal); margin:1.4rem 0; padding:.2rem 0 .2rem 1rem; color:var(--muted); }
.blog-wrap table{ border-collapse:collapse; width:100%; margin:0 0 1.1rem; font-size:.92rem; }
.blog-wrap th, .blog-wrap td{ border:1px solid var(--border); padding:.5rem .6rem; text-align:left; }
.blog-wrap th{ background:#f6f8fa; }

.cta-box{
  background:#f4f9f9;
  border:1px solid var(--border);
  border-left:4px solid var(--teal);
  padding:1.1rem 1.3rem;
  margin:2rem 0;
  border-radius:4px;
}
.cta-box p{ margin:0; }
.cta-box a.btn{
  display:inline-block; margin-top:.7rem;
  background:var(--teal); color:#fff; padding:.55rem 1.1rem;
  border-radius:5px; text-decoration:none; font-weight:600; font-size:.92rem;
}
.cta-box a.btn:hover{ opacity:.9; text-decoration:none; }

.blog-footer{
  border-top:1px solid var(--border);
  max-width:760px; margin:2rem auto 0; padding:1.5rem;
  color:var(--muted); font-size:.85rem; text-align:center;
}
.blog-footer a{ color:var(--muted); }
.blog-footer p{ margin:.3rem 0; }

.post-list-item{ padding:1.4rem 0; border-bottom:1px solid var(--border); }
.post-list-item:last-child{ border-bottom:none; }
.post-list-item h2{ margin:0 0 .3rem; font-size:1.25rem; }
.post-list-item h2 a{ color:var(--navy); text-decoration:none; }
.post-list-item h2 a:hover{ color:var(--teal); }
.post-list-item .post-meta{ margin-bottom:.5rem; }
.post-list-item p{ margin:0; color:var(--text); }