:root {
  --dark-blue: linear-gradient(90deg, rgba(37, 39, 71, 1) 0%, rgba(32, 49, 92, 1) 50%);  /*#002b45;*/
  /*--card-blue: (rgba(37, 39, 71, 1) 0%, rgba(32, 49, 92, 1) 50%);*/
  --bg-cream:rgba(245, 245, 239,0.85); /* Color de fondo del contenedor claro  #f4f1de;*/
  --accent-yellow: #DBA514;
  --text-white: #ffffff;
}

/*body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; background-color: var(--dark-blue); margin: 0; }*/

.centros-educativos {
  padding: 50px 20px;
  text-align: center;
  color: #20315C;
  font-family: "Arial";
}

.header-section-c h1 {
  font-size: 4.5rem;
  margin-bottom: 10px;
  color: #20315C;
  font-weight: 600;
}

.header-section-c p {
  font-weight: 400;
  opacity: 0.9;
  margin-bottom: 40px;
}

.main-container-c {
  background-color: var(--bg-cream);
  border-radius: 20px;
  padding: 30px;
  max-width: 1400px;
  margin: 0 auto;
  color: var(--dark-blue);
  border: 3px solid #20315C;
}

/* Botones de Filtro */
.buttons-group {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-bottom: 25px;
}

.btn-filter {
  padding: 12px 25px;
  border-radius: 12px;
  border: none;
  cursor: pointer;
  font-weight: 600;
  background-color: #e0dbb8;
  /* Tono beige oscuro */
  transition: 0.3s;
}

.btn-filter.active {
  /*background-color: var(--dark-blue);*/
  background: linear-gradient(90deg, rgba(37, 39, 71, 1) 0%, rgba(32, 49, 92, 1) 50%);
  color: white;
}

/* Buscador */
.search-container input {
  width: 95%;
  padding: 15px;
  border-radius: 10px;
  border: 1px solid #ccc;
  margin-bottom: 30px;
}

/* Grid de Tarjetas */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}

.card-c {
  /*background-color: var(--card-blue);*/
	background: linear-gradient(90deg, rgba(37, 39, 71, 1) 0%, rgba(32, 49, 92, 1) 50%);
  color: white;
  padding: 25px;
  border-radius: 15px;
  text-align: left;
  position: relative;
  transition: transform 0.2s;
}

.card-c:hover {
  transform: translateY(-5px);
}

.card-num {
  position: absolute;
  top: 15px;
  right: 20px;
  opacity: 0.7;
  font-size: 2.6rem;
}

.card-c h3 {
  margin: 10px 0 5px 0;
  font-size: 2.15rem;
}

.card-c p {
  margin: 0;
  font-size: 1.45rem;
  color: #aaa;
}

.card-c .alumnos {
  margin-top: 15px;
  display: flex;
  align-items: center;
  color: var(--accent-yellow);
  font-size: 1.3rem;
}

.card-c .arrow {
  position: absolute;
  bottom: 20px;
  right: 20px;
  font-size: 2rem;
}