* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: Arial, sans-serif;
}

body {
  background: #f4f8fc; /* blanco azulado */
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* HEADER */
.top-bar {
  background: #e9f1fb;
  border-bottom: 1px solid #cfdff1;
  padding: 10px 15px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  height: 40px;
}

/* CONTENIDO */
.content {
  flex: 1;
  padding: 15px;
}

/* FOOTER */
.bottom-bar {
  background: #e9f1fb;
  border-top: 1px solid #cfdff1;
  padding: 10px;
  text-align: center;
  font-size: 13px;
}