:root{
  --paper:#F4F1E8; --paper2:#ECE8DA; --card:#FBF9F2;
  --ink:#1A1813; --ink2:#534E42; --ink3:#857F70;
  --line:#1A18131A; --line2:#1A181333;
  --accent:#2A2AD6; --accent-soft:#2A2AD614;
  --t-lead:#2F7D5B; --t-fast:#7FA66A; --t-follow:#C9A93E; --t-dev:#D9842B; --t-lag:#C2412D;
  --shadow:0 1px 2px #1a181308, 0 12px 32px -16px #1a181333; --r:14px;
}
*{box-sizing:border-box} html,body{margin:0;padding:0}
body{background:var(--paper); color:var(--ink); font-family:'Hanken Grotesk',system-ui,sans-serif; font-size:17px; line-height:1.6; -webkit-font-smoothing:antialiased;
  background-image:radial-gradient(circle at 12% -10%, #ffffff66, transparent 45%), radial-gradient(circle at 100% 0%, var(--accent-soft), transparent 38%); min-height:100vh;}
.wrap{max-width:760px; margin:0 auto; padding:26px 22px 90px}
.serif{font-family:'Fraunces',serif} .mono{font-family:'IBM Plex Mono',monospace}
h1,h2,h3{font-family:'Fraunces',serif; font-weight:600; letter-spacing:-.012em; line-height:1.12; text-wrap:balance}
a{color:var(--accent); text-decoration:none} a:hover{text-decoration:underline}
.eyebrow{font-family:'IBM Plex Mono',monospace; font-size:11.5px; letter-spacing:.18em; text-transform:uppercase; color:var(--ink3)}
.muted{color:var(--ink2)} .dim{color:var(--ink3)}

/* header */
.topbar{display:flex; align-items:center; justify-content:space-between; gap:16px; margin-bottom:30px}
.brand{display:flex; align-items:center; gap:12px; text-decoration:none; color:inherit}
.brand:hover{text-decoration:none}
.mark{width:34px;height:34px;border-radius:9px;background:var(--ink);color:var(--paper);display:grid;place-items:center;font-family:'Fraunces',serif;font-weight:700;font-size:17px}
.brand b{font-family:'Fraunces',serif;font-weight:600;font-size:16px}
.brand .sub{font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink3);font-family:'IBM Plex Mono',monospace}
.navlink{font-size:13px;background:none;border:1px solid var(--line2);color:var(--ink2);padding:8px 14px;border-radius:999px;text-decoration:none}
.navlink:hover{border-color:var(--ink);color:var(--ink);text-decoration:none}
.crumbs{font-family:'IBM Plex Mono',monospace;font-size:12px;color:var(--ink3);margin-bottom:14px}
.crumbs a{color:var(--ink3)}

/* article */
h1{font-size:clamp(30px,5vw,44px);margin:0 0 16px}
.lede{font-size:20px;color:var(--ink2);margin:0 0 8px}
.meta{font-family:'IBM Plex Mono',monospace;font-size:12px;color:var(--ink3);margin:18px 0 30px;padding-bottom:22px;border-bottom:1px solid var(--line)}
article h2{font-size:27px;margin:42px 0 12px}
article h3{font-size:19px;margin:28px 0 8px}
article p{margin:0 0 16px} article strong{font-weight:600}
article ul,article ol{padding-left:20px;margin:0 0 18px} article li{margin-bottom:9px}
blockquote{margin:22px 0;padding:4px 0 4px 20px;border-left:3px solid var(--accent);font-family:'Fraunces',serif;font-size:21px;font-style:italic;color:var(--ink)}

/* pillar cards */
.pill-list{display:grid;grid-template-columns:1fr 1fr 1fr;gap:14px;margin:20px 0 26px}
@media(max-width:620px){.pill-list{grid-template-columns:1fr}}
.pill{border:1px solid var(--line);border-radius:12px;padding:16px;background:var(--card)}
.pill .n{font-family:'IBM Plex Mono',monospace;font-size:12px;color:var(--accent);margin-bottom:6px}
.pill h3{font-size:17px;margin:0 0 6px} .pill p{font-size:13.5px;color:var(--ink2);margin:0}

/* tier rows */
.tiers{display:flex;flex-direction:column;gap:10px;margin:22px 0 26px}
.tierrow{display:grid;grid-template-columns:130px 1fr;gap:16px;align-items:start;border:1px solid var(--line);border-radius:12px;padding:14px 16px;background:var(--card)}
@media(max-width:560px){.tierrow{grid-template-columns:1fr;gap:4px}}
.tierrow .name{font-family:'Fraunces',serif;font-weight:600;font-size:16px;display:flex;align-items:center;gap:9px}
.tierrow .name i{width:11px;height:11px;border-radius:3px;flex:none}
.tierrow p{font-size:14.5px;color:var(--ink2);margin:0}

/* callout */
.callout{border:1px solid var(--line2);background:var(--card);border-radius:12px;padding:18px 20px;margin:24px 0}
.callout.accent{border-color:var(--accent);background:linear-gradient(180deg,var(--accent-soft),transparent)}
.callout p{margin:0;font-size:15.5px;color:var(--ink2)} .callout b{color:var(--ink)}

/* checklist */
.check{list-style:none;padding:0;margin:18px 0 22px}
.check li{display:grid;grid-template-columns:22px 1fr;gap:12px;align-items:start;margin-bottom:11px;font-size:15px;color:var(--ink2)}
.check li::before{content:'\2713';color:var(--accent);font-family:'IBM Plex Mono',monospace;font-weight:600;font-size:14px}
.check li b{color:var(--ink);font-weight:600}

/* CTA */
.cta{border:1px solid var(--accent);background:linear-gradient(180deg,var(--accent-soft),transparent);border-radius:var(--r);padding:26px;margin:34px 0;text-align:center}
.cta h3{font-size:22px;margin:0 0 8px}
.cta p{color:var(--ink2);font-size:15px;max-width:52ch;margin:0 auto 18px}
.btn{display:inline-block;font-family:inherit;font-size:15px;font-weight:600;border-radius:11px;padding:14px 26px;background:var(--accent);color:#fff;text-decoration:none}
.btn:hover{text-decoration:none;box-shadow:0 8px 22px -10px var(--accent)}

/* FAQ */
details.faq{border-top:1px solid var(--line);padding:15px 0}
details.faq summary{cursor:pointer;font-family:'Fraunces',serif;font-weight:600;font-size:17px;list-style:none;display:flex;justify-content:space-between;gap:14px}
details.faq summary::-webkit-details-marker{display:none}
details.faq summary::after{content:'+';color:var(--accent);font-family:'IBM Plex Mono',monospace;font-size:20px}
details.faq[open] summary::after{content:'\2013'}
details.faq p{margin:10px 0 2px;color:var(--ink2);font-size:15px}

/* related posts */
.related{margin-top:40px;padding-top:26px;border-top:1px solid var(--line)}
.related h2{font-size:20px;margin:0 0 14px}
.related a{display:block;border:1px solid var(--line);border-radius:11px;padding:14px 16px;background:var(--card);margin-bottom:10px;color:var(--ink);text-decoration:none}
.related a:hover{border-color:var(--ink);text-decoration:none}
.related a .t{font-family:'Fraunces',serif;font-weight:600;font-size:16px;display:block;margin-bottom:2px}
.related a .d{font-size:13px;color:var(--ink3)}

.foot{margin-top:44px;padding-top:22px;border-top:1px solid var(--line);font-size:12.5px;color:var(--ink3);text-align:center;font-family:'IBM Plex Mono',monospace}

/* blog index */
.hero-h1{font-size:clamp(32px,5vw,46px);margin:6px 0 14px}
.postlist{display:flex;flex-direction:column;gap:16px;margin-top:30px}
.postcard{border:1px solid var(--line);border-radius:var(--r);padding:24px;background:var(--card);box-shadow:var(--shadow);text-decoration:none;color:inherit;display:block;transition:border-color .15s}
.postcard:hover{border-color:var(--ink);text-decoration:none}
.postcard .tag{font-family:'IBM Plex Mono',monospace;font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent)}
.postcard h2{font-size:23px;margin:8px 0 8px}
.postcard p{margin:0;color:var(--ink2);font-size:15px}
.postcard .more{display:inline-block;margin-top:12px;color:var(--accent);font-weight:600;font-size:14px}
.section-label{font-family:'IBM Plex Mono',monospace;font-size:11.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink3);margin:34px 0 4px}