/* CSS global del sitio */
:root {
  --bg: #ffffff;
  --fg: #1a1a1a;
  --muted: #666;
  --accent: #1f6feb;
  --border: #e6e6e6;
  --maxw: 1100px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--fg);
  background: var(--bg);
  line-height: 1.6;
}

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 1.25rem; }
p { padding-bottom: 2rem; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }

.site-header { border-bottom: 1px solid var(--border); background: #fafafa; }
.site-header__inner { display: flex; align-items: center; justify-content: space-between; padding: 1rem 1.25rem; }
.site-logo { font-weight: 700; color: var(--fg); font-size: 1.125rem; }

.main-nav ul { list-style: none; display: flex; gap: 1.25rem; margin: 0; padding: 0; }
.main-nav a { color: var(--fg); }

.site-footer { margin-top: 4rem; padding: 2rem 0; border-top: 1px solid var(--border); color: var(--muted); font-size: 0.9rem; text-align: center; }

.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 1.5rem; margin-top: 1.5rem; }
.card { display: block; color: inherit; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; transition: transform .15s; }
.card:hover { transform: translateY(-2px); }
.card img { aspect-ratio: 16/9; object-fit: cover; }
.card h2 { margin: 0.75rem 1rem 0.25rem; font-size: 1.15rem; }
.card time { display: block; color: var(--muted); font-size: 0.85rem; margin: 0 1rem; }
.card p { margin: 0.5rem 1rem 1rem; color: var(--muted); }