:root{
  --bg:#fffaf3; --ink:#1f1d1a; --muted:#6b645b; --line:#eadfce;
  --accent:#e4572e; --accent-2:#2a9d8f; --card:#ffffff;
  --radius:14px; --max:1080px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);
  font:17px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
.muted{color:var(--muted)}

.site-header{border-bottom:1px solid var(--line);background:#fffdf9;position:sticky;top:0;z-index:5}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:64px;flex-wrap:wrap}
.logo{font-weight:800;font-size:1.25rem;color:var(--ink);letter-spacing:-.01em}
.logo:hover{text-decoration:none}
.logo.small{font-size:1.05rem}
.logo-mark{color:var(--accent)}
.main-nav{display:flex;gap:18px;flex-wrap:wrap}
.main-nav a{color:var(--ink);font-weight:600;font-size:.95rem}

main{padding:28px 20px 56px}
h1,h2,h3{line-height:1.25;letter-spacing:-.01em}
h1{font-size:clamp(1.9rem,4vw,2.6rem);margin:.2em 0 .3em}
h2{font-size:1.45rem;margin:1.8em 0 .6em}
.lede{font-size:1.12rem;color:#3d3832;max-width:46rem}

.hero{padding:28px 0 8px}
.cat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}
.cat-tile{display:flex;flex-direction:column;gap:4px;padding:18px;background:var(--card);
  border:1px solid var(--line);border-radius:var(--radius);color:var(--ink)}
.cat-tile:hover{border-color:var(--accent);text-decoration:none}
.cat-tile span{color:var(--muted);font-size:.93rem}

.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:16px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px}
.card h3{margin:.35em 0 .3em;font-size:1.15rem}
.card h3 a{color:var(--ink)}
.card p{margin:0 0 .6em;color:#3d3832;font-size:.97rem}
.card-cat{font-size:.78rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--accent-2)}
.meta{font-size:.85rem}

.post{max-width:740px;margin:0 auto}
.crumbs{font-size:.88rem}
.crumbs a{color:var(--muted)}
.prose{margin-top:20px}
.toc{margin:22px 0 4px;padding:14px 18px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);font-size:.95rem}
.toc ol{margin:.4em 0 0;padding-left:1.3em}
.toc li{margin:.2em 0}
.prose h2{font-size:1.4rem}
.prose h3{font-size:1.15rem;margin-top:1.5em}
.prose ul,.prose ol{padding-left:1.3em}
.prose li{margin:.3em 0}
.prose blockquote{margin:1.2em 0;padding:.6em 1em;border-left:4px solid var(--accent-2);background:#f2fbf9;border-radius:6px}
.prose table{border-collapse:collapse;width:100%;margin:1.2em 0;font-size:.95rem}
.prose th,.prose td{border:1px solid var(--line);padding:8px 10px;text-align:left}
.prose th{background:#fbf3e7}
.prose code{background:#f3ece1;padding:.1em .35em;border-radius:4px;font-size:.92em}
.related{max-width:var(--max);margin:48px auto 0}
.page-head{padding:12px 0 8px}

.site-footer{border-top:1px solid var(--line);background:#fffdf9;padding:28px 0 18px}
.footer-inner{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}
.footer-inner p{margin:.4em 0 0;font-size:.92rem}
.footer-nav{display:flex;gap:18px;flex-wrap:wrap;align-items:flex-start}
.footer-nav a{color:var(--ink);font-size:.93rem}
.copyright{font-size:.82rem;margin-top:18px}