:root {
  --color-bg: #fafaf9;
  --color-text: #1c1917;
  --color-muted: #57534e;
  --color-accent: #b45309;
  --color-border: #d6d3d1;
  --max-width: 42rem;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: Georgia, "Times New Roman", serif;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
  font-size: 1.1rem;
}

/* Layout */
header, main, footer {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Navigation */
header {
  padding-top: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 2rem;
}

nav {
  display: flex;
  align-items: baseline;
  gap: 2rem;
  flex-wrap: wrap;
}

.site-title {
  font-size: 1.4rem;
  font-weight: bold;
  text-decoration: none;
  color: var(--color-text);
}

nav ul {
  display: flex;
  list-style: none;
  gap: 1.5rem;
}

nav a {
  color: var(--color-muted);
  text-decoration: none;
}

nav a:hover {
  color: var(--color-accent);
}

/* Main content */
main {
  min-height: 60vh;
  padding-bottom: 3rem;
}

h1 { font-size: 2rem; margin-bottom: 1rem; line-height: 1.2; }
h2 { font-size: 1.5rem; margin-top: 2rem; margin-bottom: 0.75rem; }
h3 { font-size: 1.25rem; margin-top: 1.5rem; margin-bottom: 0.5rem; }

p { margin-bottom: 1rem; }

a { color: var(--color-accent); }

img { max-width: 100%; height: auto; }

blockquote {
  border-left: 3px solid var(--color-accent);
  padding-left: 1rem;
  color: var(--color-muted);
  margin: 1.5rem 0;
}

/* Code */
pre {
  background: #292524;
  color: #e7e5e4;
  padding: 1rem;
  border-radius: 4px;
  overflow-x: auto;
  margin: 1.5rem 0;
  font-size: 0.9rem;
  line-height: 1.5;
}

code {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  font-size: 0.9em;
}

p code {
  background: #e7e5e4;
  padding: 0.15em 0.3em;
  border-radius: 3px;
}

/* Post styles */
.post-header {
  margin-bottom: 2rem;
}

.post-header time {
  color: var(--color-muted);
  font-size: 0.95rem;
}

.tags {
  margin-top: 0.5rem;
}

.tag {
  display: inline-block;
  background: #e7e5e4;
  color: var(--color-muted);
  padding: 0.1em 0.5em;
  border-radius: 3px;
  font-size: 0.85rem;
  margin-right: 0.3rem;
}

/* Blog list */
.post-list {
  list-style: none;
}

.post-list li {
  margin-bottom: 1.5rem;
}

.post-list time {
  display: block;
  color: var(--color-muted);
  font-size: 0.9rem;
}

.post-list a {
  font-size: 1.2rem;
  text-decoration: none;
}

.post-list a:hover {
  text-decoration: underline;
}

/* Footer */
footer {
  border-top: 1px solid var(--color-border);
  padding-top: 1.5rem;
  padding-bottom: 2rem;
  margin-top: 3rem;
  color: var(--color-muted);
  font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 600px) {
  body { font-size: 1rem; }
  h1 { font-size: 1.6rem; }
  nav { flex-direction: column; gap: 0.5rem; }
}