:root{
  --glacier:#EEF3F5;
  --paper:#FFFFFF;
  --basalt:#1F2A33;
  --slate:#4B5A66;
  --fjord:#24527A;
  --sulphur:#E8C547;
  --moss:#5E7D5A;
  --line:#D3DDE2;
  --radius-lg:18px;
  --radius-sm:8px;
}
*{box-sizing:border-box}
body{margin:0;background:var(--glacier);color:var(--basalt);font:400 17px/1.7 "Instrument Sans",system-ui,sans-serif}
a{color:var(--fjord)}
:focus-visible{outline:3px solid var(--sulphur);outline-offset:3px;border-radius:4px}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
h1,h2,h3{font-family:"Bricolage Grotesque",sans-serif;line-height:1.15;letter-spacing:-.02em}

/* nav, same as the home page */
nav{display:flex;justify-content:space-between;align-items:center;padding:22px 0}
.logo{font-family:"Bricolage Grotesque",sans-serif;font-weight:800;font-size:1.3rem;color:var(--basalt);text-decoration:none}
.logo span{display:inline-block;width:12px;height:12px;background:var(--sulphur);border-radius:3px;margin-right:8px;transform:translateY(-1px)}
nav ul{display:flex;gap:24px;list-style:none;margin:0;padding:0}
nav ul a{color:var(--slate);text-decoration:none;font-weight:500}
nav ul a:hover,nav ul a[aria-current]{color:var(--basalt)}

/* blog index */
.index-head{padding:40px 0 24px}
.index-head h1{font-size:clamp(2.2rem,5vw,3.4rem);font-weight:800;margin:0 0 12px}
.index-head p{color:var(--slate);max-width:60ch;margin:0}
.posts{list-style:none;margin:0 0 80px;padding:0;max-width:820px}
.posts li{border-top:1px solid var(--line);padding:28px 0}
.posts h2{font-size:1.6rem;margin:6px 0 8px}
.posts h2 a{color:var(--basalt);text-decoration:none}
.posts h2 a:hover{color:var(--fjord)}
.posts p{color:var(--slate);margin:0}
.meta{color:var(--slate);font-size:.9rem}

/* article */
article{max-width:760px;padding:24px 0 64px}
article h1{font-size:clamp(2rem,4.6vw,3rem);font-weight:800;margin:8px 0 16px}
article .lead{font-size:1.18rem;color:var(--slate)}
article h2{font-size:1.65rem;margin:2.2em 0 .5em}
article h3{font-size:1.2rem;margin:1.8em 0 .4em}
article p,article li{max-width:68ch}
article li{margin-bottom:6px}
article code{font:400 .88em "JetBrains Mono",monospace;background:#E2EAEE;padding:2px 5px;border-radius:5px}
article pre{background:var(--basalt);color:#D9E3E8;border-radius:var(--radius-sm);padding:18px 20px;overflow-x:auto;font:400 14px/1.65 "JetBrains Mono",monospace;margin:1.2em 0}
article pre code{background:none;padding:0;font:inherit;color:inherit}
article pre .c{color:#8FA3B0}
article blockquote{margin:1.4em 0;padding:14px 20px;background:var(--paper);border-left:4px solid var(--sulphur);border-radius:0 var(--radius-sm) var(--radius-sm) 0}
article blockquote p{margin:0}
article table{border-collapse:collapse;margin:1.2em 0;font-size:.95rem;display:block;overflow-x:auto}
article th,article td{border-bottom:1px solid var(--line);padding:10px 14px 10px 0;text-align:left;vertical-align:top}
article th{font-weight:600}
.toc{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-sm);padding:16px 22px;margin:1.6em 0}
.toc p{margin:0 0 6px;font-weight:600}
.toc ol{margin:0;padding-left:20px}
.toc li{margin-bottom:2px}
.endnote{border-top:1px solid var(--line);margin-top:3em;padding-top:1.4em;color:var(--slate)}

footer{padding:40px 0 60px;color:var(--slate);font-size:.92rem;border-top:1px solid var(--line)}
@media (max-width:640px){nav ul{gap:16px}article pre{font-size:13px;padding:14px}}