body {
  font-family: 'Segoe UI', sans-serif;
  background-color: #f9f9f9;
  color: #333;
  margin: 0;
  padding: 0;
  line-height: 1.6;
}

header {
  background-color: #005c4b;
  color: white;
  padding: 2rem;
  text-align: center;
}

header h1 {
  margin: 0 0 1rem 0;
}

form {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

form input[type="text"] {
  padding: 0.5rem;
  font-size: 1rem;
  width: 250px;
  border: 1px solid #ccc;
  border-radius: 8px;
}

form button {
  padding: 0.5rem 1rem;
  background-color: #00b386;
  color: white;
  border: none;
  border-radius: 8px;
  cursor: pointer;
}

form button:hover {
  background-color: #009e74;
}

nav {
  background-color: #e1f7f1;
  padding: 1rem;
  text-align: center;
}

nav ul.categorias {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

nav ul.categorias li a {
  color: #007860;
  text-decoration: none;
  font-weight: bold;
}

main {
  max-width: 900px;
  margin: 2rem auto;
  padding: 0 1rem;
}

article {
  background-color: white;
  margin-bottom: 2rem;
  padding: 1rem;
  border-radius: 12px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

article img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
}

article h2 {
  font-size: 1.4rem;
  margin-top: 1rem;
}

article p {
  margin: 0.5rem 0;
}

article a {
  color: #007860;
  text-decoration: none;
  font-weight: bold;
}

article a:hover {
  text-decoration: underline;
}

.paginacion {
  text-align: center;
  margin: 2rem 0;
}

.paginacion a {
  margin: 0 0.5rem;
  text-decoration: none;
  color: #005c4b;
  font-weight: bold;
}

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

footer {
  background-color: #005c4b;
  color: white;
  text-align: center;
  padding: 1rem;
  margin-top: 4rem;
}

/* 📱 Responsive */
@media (max-width: 600px) {
  nav ul.categorias {
    flex-direction: column;
    align-items: center;
  }

  form input[type="text"] {
    width: 100%;
  }

  form {
    flex-direction: column;
    align-items: center;
  }
}

.tarjeta {
  display: flex;
  align-items: flex-start;
  background-color: white;
  margin-bottom: 2rem;
  padding: 1rem;
  border-radius: 12px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.05);
  gap: 1rem;
  transition: box-shadow 0.3s ease;
}

.tarjeta:hover {
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.tarjeta-imagen {
  flex-shrink: 0;
  width: 140px;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  border-radius: 10px;
}

.tarjeta-imagen img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.tarjeta-info {
  flex: 1;
}

.tarjeta-info h2 {
  margin: 0 0 0.5rem 0;
  font-size: 1.2rem;
}

.tarjeta-info h2 a {
  text-decoration: none;
  color: #005c4b;
}

.tarjeta-info h2 a:hover {
  text-decoration: underline;
}

.tarjeta-info div {
  margin: 0.5rem 0;
  font-size: 0.95rem;
  color: #444;
}

.boton {
  display: inline-block;
  margin-top: 0.5rem;
  background-color: #00b386;
  color: white;
  padding: 0.4rem 1rem;
  border-radius: 6px;
  text-decoration: none;
  font-size: 0.9rem;
}

.boton:hover {
  background-color: #009e74;
}

@media (max-width: 600px) {
  .tarjeta {
    flex-direction: column;
    align-items: stretch;
  }

  .tarjeta-imagen {
    width: 100%;
    aspect-ratio: auto;
  }
}

.grupo-etiqueta {
  margin-top: 2rem;
  font-size: 1.1rem;
  font-weight: bold;
  padding: 0.5rem 1rem;
  border-left: 5px solid #ccc;
  background-color: #f4f4f4;
  color: #444;
}