:root {
  --ink: #26231F;
  --paper: #F2EFE8;
  --paper-warm: #ECE3D1;
  --paper-deep: #E0D3B8;
  --line: rgba(38,35,31,0.14);
  --line-soft: rgba(38,35,31,0.08);
  --mute: rgba(38,35,31,0.58);
  --body: rgba(38,35,31,0.78);
  --ochre: #C98A3C;
  --terracotta: #B9562E;
  --clay: #8B4C2E;
  --mono: "JetBrains Mono", ui-monospace, Menlo, monospace;
  --sans: "Inter", system-ui, -apple-system, Segoe UI, sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
h1, h2, h3, h4 { font-weight: 500; letter-spacing: -0.02em; margin: 0; }

.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(242,239,232,0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line-soft);
}
.nav-inner {
  display: flex; align-items: center; padding: 20px 72px;
  max-width: 1440px; margin: 0 auto;
}
.nav-logo img { height: 26px; }
.nav-links { display: flex; gap: 36px; font-size: 14px; margin-left: auto; margin-right: 40px; }
.nav-links a:hover { color: var(--terracotta); }
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 22px; border-radius: 999px;
  font-size: 14px; font-weight: 500; transition: transform .2s ease, background .2s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--ink); color: var(--paper); }
.btn-ghost { border: 1px solid var(--line); color: var(--ink); }

.wrap { max-width: 1440px; margin: 0 auto; padding: 0 72px; }
.eyebrow {
  font-family: var(--mono); font-size: 12px; color: var(--mute);
  letter-spacing: 0.14em; text-transform: uppercase;
}
.eyebrow .dot {
  display: inline-block; width: 8px; height: 8px; border-radius: 4px;
  background: var(--terracotta); margin-right: 10px; vertical-align: middle;
}

/* Article */
.article-head {
  padding: 96px 0 56px;
  border-bottom: 1px solid var(--line);
  background: var(--paper-warm);
}
.article-head .wrap { max-width: 880px; }
.article-meta {
  font-family: var(--mono); font-size: 12px;
  color: var(--terracotta); letter-spacing: 0.1em; text-transform: uppercase;
  margin-bottom: 28px;
}
.article-head h1 {
  font-size: 64px; line-height: 1.05; letter-spacing: -0.03em;
}
.article-head .lede {
  font-size: 20px; line-height: 1.55; color: var(--body);
  margin-top: 24px; max-width: 720px;
}
.article-byline {
  display: flex; align-items: center; gap: 14px; margin-top: 40px;
  font-size: 14px;
}
.article-byline .avatar {
  width: 40px; height: 40px; border-radius: 20px; background: var(--ink);
}
.article-byline strong { font-weight: 500; }
.article-byline span { color: var(--mute); display: block; font-family: var(--mono); font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; margin-top: 2px; }

article.prose {
  padding: 72px 0 120px;
}
article.prose .wrap { max-width: 760px; }
article.prose p {
  font-size: 18px; line-height: 1.7; color: var(--ink); margin: 0 0 24px;
}
article.prose h2 {
  font-size: 36px; line-height: 1.15; letter-spacing: -0.02em;
  margin: 56px 0 20px;
}
article.prose h3 {
  font-size: 22px; line-height: 1.3; margin: 40px 0 14px;
}
article.prose ul, article.prose ol {
  margin: 0 0 24px 24px; padding: 0;
}
article.prose li {
  font-size: 18px; line-height: 1.7; margin-bottom: 10px;
}
article.prose strong { font-weight: 600; }
article.prose a { color: var(--terracotta); border-bottom: 1px solid var(--terracotta); }
article.prose a:hover { background: rgba(185,86,46,0.08); }
article.prose blockquote {
  margin: 32px 0; padding: 20px 28px; border-left: 3px solid var(--terracotta);
  background: var(--paper-warm); font-size: 18px; line-height: 1.6;
}
article.prose code {
  font-family: var(--mono); font-size: 0.9em;
  background: var(--paper-warm); padding: 2px 6px; border-radius: 3px;
}
article.prose hr {
  border: none; border-top: 1px solid var(--line); margin: 56px 0;
}
.article-cta {
  background: var(--paper-warm); border: 1px solid var(--line); border-radius: 4px;
  padding: 40px; margin: 56px 0; text-align: center;
}
.article-cta h3 { font-size: 26px; margin-bottom: 12px; }
.article-cta p { font-size: 16px; color: var(--body); margin-bottom: 24px; }

.article-foot {
  border-top: 1px solid var(--line);
  padding: 56px 0; background: var(--paper);
}
.article-foot .wrap { max-width: 880px; display: flex; justify-content: space-between; align-items: center; gap: 24px; }
.article-foot a { font-family: var(--mono); font-size: 12px; color: var(--terracotta); text-transform: uppercase; letter-spacing: 0.1em; }

/* Blog index */
.blog-hero {
  padding: 96px 0 56px; background: var(--paper-warm);
  border-bottom: 1px solid var(--line);
}
.blog-hero h1 {
  font-size: 72px; line-height: 1; letter-spacing: -0.03em; margin-top: 18px;
}
.blog-hero .lede {
  margin-top: 24px; max-width: 640px; font-size: 18px; line-height: 1.55; color: var(--body);
}
.blog-list {
  padding: 72px 0 120px;
}
.blog-card {
  display: grid; grid-template-columns: 160px 1fr auto; gap: 40px;
  padding: 36px 0; border-bottom: 1px solid var(--line);
  align-items: start; transition: background .2s;
}
.blog-card:hover { background: var(--paper-warm); }
.blog-card .meta {
  font-family: var(--mono); font-size: 11px; color: var(--terracotta);
  letter-spacing: 0.1em; text-transform: uppercase; padding-top: 8px;
}
.blog-card h2 {
  font-size: 28px; line-height: 1.2; letter-spacing: -0.02em;
}
.blog-card p { font-size: 15px; line-height: 1.55; color: var(--body); margin: 10px 0 0; }
.blog-card .read {
  font-family: var(--mono); font-size: 12px; color: var(--terracotta);
  letter-spacing: 0.1em; text-transform: uppercase; padding-top: 10px;
}

@media (max-width: 1100px) {
  .wrap, .nav-inner { padding-left: 40px; padding-right: 40px; }
  .article-head h1 { font-size: 44px; }
  .blog-hero h1 { font-size: 48px; }
  article.prose h2 { font-size: 28px; }
}
@media (max-width: 860px) {
  .nav-inner, .wrap { padding-left: 24px; padding-right: 24px; }
  .nav-links { display: none; }
  .article-head { padding: 56px 0 40px; }
  .article-head h1 { font-size: 32px; }
  .article-head .lede { font-size: 17px; }
  article.prose { padding: 48px 0 72px; }
  article.prose p, article.prose li { font-size: 16px; }
  article.prose h2 { font-size: 24px; margin: 40px 0 14px; }
  .blog-hero { padding: 56px 0 32px; }
  .blog-hero h1 { font-size: 36px; }
  .blog-card { grid-template-columns: 1fr; gap: 10px; padding: 24px 0; }
  .blog-card .read { padding-top: 0; }
  .article-foot .wrap { flex-direction: column; align-items: flex-start; }
}