:root {
  --accent: #2563eb;
  --text: #1f2937;
  --muted: #6b7280;
  --bg: #f8fafc;
  --card: #ffffff;
  --border: #e5e7eb;
}

* { box-sizing: border-box; }

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

.container { max-width: 860px; margin: 0 auto; padding: 0 1.25rem; }

.site-header {
  background: var(--card);
  border-bottom: 3px solid var(--accent);
  padding: 2rem 0 1.25rem;
  margin-bottom: 2rem;
}
.site-title {
  font-size: 1.9rem;
  font-weight: 800;
  color: var(--accent);
  text-decoration: none;
}
.site-tagline { margin: 0.25rem 0 0.75rem; color: var(--muted); }
.site-nav { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.nav-item {
  font-size: 0.85rem;
  padding: 0.2rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--muted);
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: 1.5rem;
}
.card-cover { width: 100%; height: auto; display: block; }
.card-body { padding: 1.25rem 1.5rem; }
.card h2 { margin: 0.4rem 0 0.2rem; font-size: 1.35rem; }
.card h2 a { color: var(--text); text-decoration: none; }
.card h2 a:hover { color: var(--accent); }

.badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--accent);
}
.meta { color: var(--muted); font-size: 0.85rem; margin: 0 0 0.6rem; }
.read-more { color: var(--accent); font-weight: 600; text-decoration: none; }
.read-more:hover { text-decoration: underline; }

.article-full {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2rem 2.25rem;
  margin-bottom: 2rem;
}
.article-full h1 { margin: 0.3rem 0 0.2rem; font-size: 2rem; line-height: 1.25; }
.article-cover { width: 100%; height: auto; border-radius: 8px; margin: 1rem 0; }
.article-content h2 { margin-top: 1.8rem; }
.article-content img { max-width: 100%; height: auto; }
.article-content blockquote {
  border-left: 4px solid var(--accent);
  margin: 1rem 0;
  padding: 0.25rem 1rem;
  color: var(--muted);
}
.tags { margin-top: 1.5rem; }
.tag { color: var(--muted); font-size: 0.85rem; margin-right: 0.4rem; }

.empty { color: var(--muted); text-align: center; padding: 3rem 0; }

.site-footer {
  border-top: 1px solid var(--border);
  padding: 1.5rem 0 2.5rem;
  color: var(--muted);
  font-size: 0.85rem;
}