:root {
  --paper: #f7f1e6;
  --ink: #1f1a16;
  --muted: #6d6156;
  --line: #e2d7c5;
  --accent: #b5462e;
  --card: #fffaf1;
  --font-ui: "Archivo", "Arial Narrow", system-ui, sans-serif;
  --font-read: "Source Serif 4", Georgia, serif;
}
@media (prefers-color-scheme: dark) {
  :root { --paper: #15100c; --ink: #efe6d8; --muted: #a8998a; --line: #33281f; --accent: #f0a35e; --card: #1c1611; }
}
* { box-sizing: border-box; }
html { background: var(--paper); }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--font-ui); -webkit-font-smoothing: antialiased; }
a { color: var(--accent); text-underline-offset: 3px; }

.b-top {
  position: sticky; top: 0; z-index: 5;
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
  padding: 14px 20px; background: color-mix(in srgb, var(--paper) 92%, transparent);
  backdrop-filter: blur(8px); border-bottom: 1px solid var(--line);
}
.b-brand { color: var(--ink); text-decoration: none; font-weight: 900; font-stretch: 125%; text-transform: uppercase; letter-spacing: .06em; font-size: 14px; }
.b-nav { display: flex; gap: 4px; }
.b-nav a { color: var(--muted); text-decoration: none; text-transform: uppercase; letter-spacing: .1em; font-size: 13px; font-weight: 600; padding: 4px 8px; border-radius: 3px; }
.b-nav a:hover { color: var(--ink); }
.b-nav a[aria-current] { background: var(--ink); color: var(--paper); }

.b-main { max-width: 720px; margin: 0 auto; padding: 32px 16px 64px; }
.b-hero h1 { font-stretch: 110%; font-weight: 900; font-size: clamp(30px, 6vw, 46px); line-height: 1.05; margin: 6px 0 12px; }
.b-hero p { font-family: var(--font-read); font-size: 19px; line-height: 1.55; color: var(--muted); margin: 0; }
.b-kicker { font-family: var(--font-ui) !important; font-size: 13px !important; font-weight: 700; letter-spacing: .2em; text-transform: uppercase; color: var(--accent) !important; }
.b-tags { display: flex; flex-wrap: wrap; gap: 8px; margin: 28px 0 8px; }
.b-tags button { font: 600 13px var(--font-ui); letter-spacing: .04em; padding: 6px 12px; border-radius: 999px; border: 1px solid var(--line); background: var(--card); color: var(--ink); cursor: pointer; }
.b-tags button.on { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.b-list { list-style: none; margin: 0; padding: 0; }
.b-list li a { display: block; padding: 22px 0; border-bottom: 1px solid var(--line); color: inherit; text-decoration: none; }
.b-list h2 { font-size: 22px; line-height: 1.25; margin: 0 0 6px; font-weight: 800; }
.b-list li a:hover h2 { color: var(--accent); }
.b-list p { font-family: var(--font-read); font-size: 17px; line-height: 1.5; color: var(--muted); margin: 0 0 8px; }
.b-meta { font-size: 13px; color: var(--muted); }

.post h1 { font-stretch: 105%; font-weight: 900; font-size: clamp(30px, 6vw, 44px); line-height: 1.08; margin: 8px 0 14px; letter-spacing: -.01em; }
.post-crumbs { font-size: 13px; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); margin: 0; }
.post-crumbs a { color: var(--muted); }
.post-lede { font-family: var(--font-read); font-size: 21px; line-height: 1.5; color: var(--muted); margin: 0 0 14px; }
.post-meta { font-size: 14px; color: var(--muted); padding-bottom: 18px; border-bottom: 1px solid var(--line); }
.post-toc { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 14px 20px; margin: 24px 0; font-size: 15px; }
.post-toc p { margin: 0 0 6px; font-weight: 800; font-size: 13px; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.post-toc ol { margin: 0; padding-left: 20px; line-height: 1.7; }

.post-body { font-family: var(--font-read); font-size: 19px; line-height: 1.7; }
.post-body p, .post-body ul, .post-body ol { margin: 0 0 18px; }
.post-body li { margin-bottom: 6px; }
.post-body h2 { font-family: var(--font-ui); font-weight: 800; font-size: 27px; line-height: 1.2; margin: 44px 0 12px; scroll-margin-top: 80px; }
.post-body h3 { font-family: var(--font-ui); font-weight: 700; font-size: 20px; line-height: 1.3; margin: 28px 0 8px; scroll-margin-top: 80px; }
.post-body strong { font-weight: 600; }
.post-body blockquote { margin: 0 0 18px; padding: 4px 18px; border-left: 3px solid var(--accent); color: var(--muted); }
.post-body code { font-size: .88em; background: var(--card); border: 1px solid var(--line); border-radius: 4px; padding: 1px 5px; }
.post-body table { width: 100%; border-collapse: collapse; margin: 0 0 22px; font-family: var(--font-ui); font-size: 15px; display: block; overflow-x: auto; }
.post-body th, .post-body td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
.post-body th { font-weight: 800; }

.post-sources, .post-related { margin-top: 44px; }
.post-sources h2, .post-related h2 { font-size: 14px; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); margin: 0 0 10px; }
.post-sources ul { padding-left: 18px; font-size: 15px; line-height: 1.6; }
.post-how, .post-author { margin-top: 28px; padding: 16px 18px; border-radius: 10px; background: var(--card); border: 1px solid var(--line); font-size: 15px; line-height: 1.55; }
.post-how p, .post-author p { margin: 0; }
.post-related ul { list-style: none; padding: 0; margin: 0; }
.post-related li { padding: 12px 0; border-bottom: 1px solid var(--line); }
.post-related li a { font-weight: 800; font-size: 18px; text-decoration: none; }
.post-related li span { display: block; color: var(--muted); font-size: 15px; margin-top: 4px; }

.b-foot { max-width: 720px; margin: 0 auto; padding: 24px 16px 48px; border-top: 1px solid var(--line); font-size: 14px; color: var(--muted); }
.b-foot p { margin: 0 0 6px; }

@media (max-width: 560px) {
  .b-top { padding: 12px 16px; }
  .b-nav a { font-size: 12px; padding: 4px 5px; letter-spacing: .05em; }
  .post-body { font-size: 18px; }
}