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

body {
  font-family: "Space Mono", monospace;
  max-width: 700px;
  margin: 0 auto;
  padding: 3rem 1.5rem;
  line-height: 1.55;
  font-size: 15px;
  color: #111;
  background: #fff;
}

a { color: #2563eb; text-decoration: none; }
a:hover { text-decoration: underline; }

.topnav {
  font-size: 0.85rem;
  margin-bottom: 2.5rem;
  display: flex;
  justify-content: space-between;
}
.topnav a { color: #666; }
.topnav a:hover { color: #111; text-decoration: underline; }
.topnav-meta a { color: #999; }

.eyebrow {
  display: block;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #888;
  margin-bottom: 0.5rem;
}

h1.title {
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
  color: #111;
  line-height: 1.25;
}

.meta-row {
  color: #888;
  font-size: 0.8rem;
  margin-bottom: 2.5rem;
}

/* ── Index page ── */
.home-intro {
  margin-bottom: 2rem;
  color: #333;
}
.post-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.post-list li {
  padding: 1rem 0;
  border-bottom: 1px solid #eee;
}
.post-list li:last-child { border-bottom: none; }
.post-list .post-title {
  font-weight: 700;
  color: #111;
  font-size: 1rem;
}
.post-list .post-title:hover { color: #2563eb; }
.post-list .post-meta {
  display: block;
  color: #888;
  font-size: 0.8rem;
  margin-top: 0.25rem;
}
.post-list .post-excerpt {
  display: block;
  margin-top: 0.4rem;
  color: #444;
  font-size: 0.92rem;
}

/* ── Post body prose ── */
.post-body p { margin: 0 0 1.1rem; }
.post-body h2 {
  font-size: 0.95rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin: 2rem 0 0.8rem;
  border-bottom: 1px solid #ddd;
  padding-bottom: 0.4rem;
}
.post-body h3 { font-size: 1.05rem; font-weight: 700; margin: 1.6rem 0 0.6rem; }
.post-body h4 { font-size: 0.92rem; font-weight: 700; margin: 1.4rem 0 0.5rem; }
.post-body code {
  background: #f3f4f6;
  padding: 1px 5px;
  border-radius: 2px;
  font-size: 0.92em;
}
.post-body pre {
  background: #111;
  color: #f5f5f5;
  padding: 1.1rem 1.2rem;
  margin: 1.2rem 0;
  overflow-x: auto;
  font-size: 0.85rem;
  line-height: 1.5;
  border-radius: 2px;
}
.post-body pre code {
  background: transparent;
  padding: 0;
  color: inherit;
  font-size: inherit;
}
.post-body hr {
  border: none;
  border-top: 1px solid #ddd;
  margin: 2rem 0;
}
.post-body blockquote {
  border-left: 3px solid #ddd;
  padding: 0.2rem 0 0.2rem 1rem;
  color: #555;
  margin: 1.2rem 0;
}
.post-body ul, .post-body ol { margin: 0 0 1.1rem 1.25rem; }
.post-body li { margin-bottom: 0.35rem; }

/* Rouge syntax highlighting (basic) */
.highlight .k, .highlight .kd, .highlight .kn { color: #ff7b72; }     /* keyword */
.highlight .s, .highlight .s1, .highlight .s2 { color: #a5d6ff; }     /* string */
.highlight .c, .highlight .c1, .highlight .cm { color: #8b949e; }     /* comment */
.highlight .nf, .highlight .nx { color: #d2a8ff; }                    /* function/name */
.highlight .mi, .highlight .mf { color: #79c0ff; }                    /* number */
.highlight .o { color: #ff7b72; }                                     /* operator */

.links {
  display: flex;
  gap: 1.25rem;
  margin-top: 3rem;
}
.links svg { fill: #111; transition: opacity 0.15s; }
.links a:hover svg { opacity: 0.5; }

@media (max-width: 600px) {
  body { padding: 2rem 1rem; font-size: 14px; }
}