.titulo {
  text-align: center;
  margin-bottom: 20px;
  font-weight: 600;
  color: #2c3e50;
}

/* Calendario */
#calendar {
  max-width: 1000px;
  margin: auto;
  background: white;
  padding: 15px;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}

/* Modal formulario */
.modal {
  display: none;
  position: fixed;
  top: 10%;
  left: 50%;
  transform: translateX(-50%);
  background: #fff;
  padding: 30px 20px;
  border-radius: 10px;
  box-shadow: 0 0 20px rgba(0,0,0,0.2);
  z-index: 999;
  width: 90%;
  max-width: 400px;
}

.formulario h3 {
  margin-top: 0;
  font-size: 20px;
  color: #2c3e50;
  text-align: center;
}

.formulario input {
  width: 100%;
  margin: 10px 0;
  padding: 12px;
  font-size: 16px;
  border-radius: 8px;
  border: 1px solid #ccc;
  box-sizing: border-box;
}

.formulario button {
  width: 100%;
  padding: 12px;
  margin-top: 10px;
  background-color: #007bff;
  border: none;
  color: white;
  font-weight: 600;
  font-size: 16px;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.3s;
}

.formulario button:hover {
  background-color: #0056b3;
}

.cerrar-modal {
  background-color: #e74c3c !important;
  margin-top: 5px;
}

@media screen and (max-width: 600px) {
  .modal {
    top: 5%;
    padding: 20px;
  }

  .formulario h3 {
    font-size: 18px;
  }
}