:root {
  --bg: #0d1117;
  --surface: #161b22;
  --text: #e6edf3;
  --muted: #8b949e;
  --accent: #2f81f7;
  --border: #30363d;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.65;
}

.container {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 1.2rem;
}

/* Header + navegación */
.site-header {
  border-bottom: 1px solid var(--border);
  background: var(--surface);
  padding: 0.85rem 0;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem 1.2rem;
  flex-wrap: wrap;
}
.site-brand {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--text);
  text-decoration: none;
}
.site-logo { color: var(--accent); flex-shrink: 0; display: block; }
.site-title { font-weight: 700; font-size: 1.2rem; }

.site-nav { display: flex; gap: 1.1rem; flex-wrap: wrap; }
.site-nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.95rem;
}
.site-nav a:hover { color: var(--text); }

main.container { padding-top: 2rem; padding-bottom: 3rem; }

.intro h1 { margin-bottom: 0.2rem; }
.lead { color: var(--muted); margin-top: 0; }

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

/* Listados */
.post-summary {
  padding: 1.2rem 0;
  border-bottom: 1px solid var(--border);
}
.post-summary h2 { margin: 0 0 0.3rem; font-size: 1.3rem; }
.post-summary h2 a { text-decoration: none; }
.post-summary h2 a:hover { text-decoration: underline; }

.meta { color: var(--muted); font-size: 0.85rem; margin: 0 0 0.5rem; }

/* Post */
.post h1 { font-size: 1.8rem; line-height: 1.25; }
.post img { max-width: 100%; height: auto; }
.post pre {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 1rem;
  overflow-x: auto;
  border-radius: 6px;
}
.post code { background: var(--surface); padding: 0.1rem 0.3rem; border-radius: 4px; }
.post pre code { background: none; padding: 0; }
.post hr { border: none; border-top: 1px solid var(--border); margin: 2rem 0; }

/* Etiquetas */
.tags { margin-top: 1.5rem; }
.tag {
  display: inline-block;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.8rem;
  padding: 0.1rem 0.55rem;
  border-radius: 999px;
  margin: 0 0.3rem 0.4rem 0;
  text-decoration: none;
}
a.tag:hover { color: var(--text); border-color: var(--accent); }
.tag-count { opacity: 0.6; }
.tag-cloud { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1.2rem; }

.back { margin-top: 2rem; }

/* Paginación */
.pagination {
  list-style: none;
  display: flex;
  gap: 0.4rem;
  padding: 0;
  margin-top: 2rem;
  flex-wrap: wrap;
}
.pagination .page-item a, .pagination .page-item.active span {
  display: inline-block;
  padding: 0.3rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  text-decoration: none;
  color: var(--text);
}
.pagination .page-item.active span { background: var(--surface); color: var(--muted); }
.pagination .page-item.disabled span { opacity: 0.4; padding: 0.3rem 0.7rem; }

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.85rem;
  padding: 1.5rem 0;
}
.footer-links { margin-top: 0.3rem; }
.footer-links a { color: var(--muted); }
.footer-links a:hover { color: var(--text); }