:root {
  --steel-dark: hsl(0 0% 4%);
  --steel-medium: hsl(0 0% 8%);
  --steel-light: hsl(0 0% 16%);
  --steel-accent: hsl(0 0% 22%);
  --industrial-blue: hsl(34 72% 46%);
  --industrial-blue-light: hsl(38 80% 62%);
  --text-primary: hsl(30 12% 95%);
  --text-secondary: hsl(30 6% 70%);
  --text-muted: hsl(30 4% 50%);
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--steel-dark);
  color: var(--text-primary);
  font-family: 'DM Sans', system-ui, sans-serif;
  line-height: 1.65;
}
a { color: var(--industrial-blue-light); text-decoration: none; }
a:hover { color: var(--industrial-blue); }
.site-header {
  display: flex; justify-content: space-between; align-items: center;
  padding: 1.25rem 1.5rem; border-bottom: 1px solid var(--steel-accent);
  max-width: 860px; margin: 0 auto;
}
.brand { font-size: 1.25rem; font-weight: 600; color: var(--text-primary); }
.brand .accent { color: var(--industrial-blue); }
.brand .brand-sub { color: var(--text-muted); font-weight: 300; font-size: 1rem; }
.site-nav a { margin-left: 1.25rem; font-size: 0.9rem; color: var(--text-secondary); }
main { max-width: 860px; margin: 0 auto; padding: 2rem 1.5rem 3rem; }
h1 { font-size: 2rem; line-height: 1.2; margin: 0.5rem 0 0.75rem; color: var(--text-primary); }
h2 { font-size: 1.4rem; margin-top: 2rem; color: var(--text-primary); }
.post-meta { font-family: 'JetBrains Mono', monospace; font-size: 0.8rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.05em; }
.post-body p { color: var(--text-secondary); margin: 1.1rem 0; }
.post-body strong { color: var(--text-primary); }
.post-body hr { border: none; border-top: 1px solid var(--steel-accent); margin: 2rem 0; }
.post-list { list-style: none; padding: 0; margin: 2rem 0 0; }
.post-card { border-bottom: 1px solid var(--steel-accent); padding: 1.5rem 0; }
.post-card a { display: block; }
.post-card-meta { font-family: 'JetBrains Mono', monospace; font-size: 0.75rem; color: var(--industrial-blue-light); text-transform: uppercase; letter-spacing: 0.05em; }
.post-card h2 { margin: 0.4rem 0 0.4rem; color: var(--text-primary); }
.post-card p { color: var(--text-secondary); margin: 0; }
.contact-block {
  margin-top: 3rem; padding: 2rem; text-align: center;
  background: var(--steel-medium); border: 1px solid var(--steel-accent); border-radius: 1rem;
}
.contact-block h2 { margin-top: 0; }
.contact-block p { color: var(--text-secondary); }
.contact-actions { display: flex; gap: 0.75rem; justify-content: center; flex-wrap: wrap; margin-top: 1rem; }
.btn-primary, .btn-secondary {
  display: inline-block; padding: 0.65rem 1.25rem; border-radius: 0.5rem; font-size: 0.9rem; font-weight: 500;
}
.btn-primary { background: var(--industrial-blue); color: var(--steel-dark); }
.btn-primary:hover { background: var(--industrial-blue-light); color: var(--steel-dark); }
.btn-secondary { border: 1px solid var(--steel-accent); color: var(--text-secondary); }
.site-footer { text-align: center; padding: 2rem 1.5rem; color: var(--text-muted); font-size: 0.8rem; }