:root {
  --navy: #2C3347;
  --rojo: #A84000;
  --gris: #f4f4f6;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: var(--gris);
  color: #222;
}

header {
  background: var(--navy);
  color: #fff;
  padding: 24px 20px;
}

header h1 { margin: 0 0 4px; font-size: 22px; }
header p { margin: 0; opacity: 0.85; font-size: 14px; }

main {
  max-width: 900px;
  margin: 0 auto;
  padding: 20px;
}

.filtros {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.filtros input, .filtros select {
  padding: 8px 10px;
  border: 1px solid #ccc;
  border-radius: 6px;
  font-size: 14px;
}

.filtros input { flex: 1; min-width: 200px; }

.resultados .estado { color: #777; }

.oferta {
  background: #fff;
  border-radius: 8px;
  padding: 14px 16px;
  margin-bottom: 10px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}

.oferta a {
  color: var(--rojo);
  font-weight: bold;
  text-decoration: none;
  font-size: 15px;
}

.oferta a:hover { text-decoration: underline; }

.oferta .meta {
  color: #666;
  font-size: 13px;
  margin-top: 4px;
}

.oferta .temas {
  margin-top: 6px;
}

.chip {
  display: inline-block;
  background: var(--gris);
  border: 1px solid #ddd;
  border-radius: 999px;
  padding: 2px 8px;
  font-size: 11px;
  color: #555;
  margin-right: 4px;
}