:root{--ink:#0b0f14;--bg:#ffffff;--muted:#5b6473;--line:#e7e9ee;--accent:#1a3a8f;--soft:#f6f7fb}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Georgia,'Times New Roman',serif;color:var(--ink);background:var(--bg);line-height:1.65;font-size:18px}
header,footer{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Inter,sans-serif}
.wrap{max-width:760px;margin:0 auto;padding:0 24px}
.wide{max-width:1100px;margin:0 auto;padding:0 24px}
header{border-bottom:1px solid var(--line);padding:22px 0;position:sticky;top:0;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);z-index:10}
header .wide{display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{font-weight:800;font-size:20px;letter-spacing:-.01em;color:var(--ink);text-decoration:none;font-family:-apple-system,BlinkMacSystemFont,Inter,sans-serif}
.brand span{color:var(--accent)}
nav a{color:var(--ink);text-decoration:none;margin-left:22px;font-size:15px;font-weight:500}
nav a:hover{color:var(--accent)}
h1{font-size:44px;line-height:1.15;letter-spacing:-.02em;margin:.4em 0 .3em;font-family:-apple-system,BlinkMacSystemFont,Inter,sans-serif;font-weight:800}
h2{font-size:28px;line-height:1.25;margin:1.6em 0 .4em;font-family:-apple-system,BlinkMacSystemFont,Inter,sans-serif;font-weight:700;letter-spacing:-.01em}
h3{font-size:21px;margin:1.4em 0 .3em;font-family:-apple-system,BlinkMacSystemFont,Inter,sans-serif;font-weight:700}
p{margin:.8em 0}
a{color:var(--accent)}
.hero{padding:80px 0 40px;text-align:center}
.hero p.lead{font-size:22px;color:var(--muted);max-width:640px;margin:18px auto 28px}
.btn{display:inline-block;background:var(--ink);color:#fff;padding:14px 24px;border-radius:8px;text-decoration:none;font-weight:600;font-family:-apple-system,Inter,sans-serif;font-size:16px}
.btn.alt{background:#fff;color:var(--ink);border:1px solid var(--line)}
.section{padding:60px 0;border-top:1px solid var(--line)}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:24px;margin-top:24px}
.card{border:1px solid var(--line);border-radius:12px;padding:24px;background:var(--soft)}
.card h3{margin-top:0}
.muted{color:var(--muted)}
.kicker{text-transform:uppercase;letter-spacing:.12em;font-size:12px;color:var(--accent);font-weight:700;font-family:-apple-system,Inter,sans-serif}
article.post{padding:60px 0}
article.post h1{font-size:40px}
article.post .meta{color:var(--muted);font-size:14px;font-family:-apple-system,Inter,sans-serif;margin-bottom:8px}
article.post blockquote{border-left:3px solid var(--accent);padding:4px 20px;margin:24px 0;color:var(--muted);font-style:italic}
article.post ul,article.post ol{padding-left:24px}
article.post li{margin:.4em 0}
article.post .toc{background:var(--soft);border:1px solid var(--line);border-radius:12px;padding:20px 24px;margin:24px 0;font-family:-apple-system,Inter,sans-serif;font-size:15px}
article.post .toc h3{margin:0 0 8px;font-size:14px;text-transform:uppercase;letter-spacing:.1em;color:var(--muted)}
article.post .cta-box{border:1px solid var(--line);background:var(--soft);border-radius:12px;padding:28px;margin:40px 0;text-align:center}
footer{border-top:1px solid var(--line);padding:40px 0;margin-top:80px;color:var(--muted);font-size:14px}
footer .wide{display:flex;justify-content:space-between;flex-wrap:wrap;gap:16px}
footer a{color:var(--muted);text-decoration:none;margin-right:16px}
.post-list{list-style:none;padding:0}
.post-list li{border-bottom:1px solid var(--line);padding:22px 0}
.post-list a{text-decoration:none;color:var(--ink);font-size:22px;font-weight:700;font-family:-apple-system,Inter,sans-serif;letter-spacing:-.01em}
.post-list p{color:var(--muted);margin:6px 0 0}
@media(max-width:640px){h1{font-size:34px}.hero{padding:50px 0 20px}nav a{margin-left:14px;font-size:14px}}