$color--white : #ffffff;
$color--black : #000000;
$color--light-grey : #E6E6E6;
$color--grey : #CCCCCC;
$color--dark-grey : #7B7B7B;
$color--primary : #2AA1C0;
$color--secondary : #0E647D;

$text-color : $color--black;
$line-color : $color--light-grey;
$line-color-after : $color--primary;
$label-color : $color--dark-grey;
$label-color-after : $color--primary;


.input {
  position: relative;
  z-index: 1;
  margin : 1em 0;
  display: inline-block;
  width : 100%;
  max-width: 100%;
  vertical-align: top;
}

.input_field {
  position: relative;
  display: block;
  float: right;
  padding: 0.8em;
  width: 60%;
  border: none;
  border-radius: 0;
  background: transparent;
  color: $label-color-after;
  font-weight: 400;
  -webkit-appearance: none; /* for box shadows to show on iOS */
}

.input_field:focus {
  outline: none;
}

.input_label {
  display: inline-block;
  float: right;
  padding: 0 1em;
  width: 40%;
  color: $label-color;
  font-weight: 400;
  font-size: 60.25%;
  -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  -khtml-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

.input_label_content {
  position: relative;
  display: block;
  padding: 1.2em 0;
  width: 100%;
}

/* Individual styles */

/* Ruri */
.input_field_mui {
  width: 100%;
  background: transparent;
  padding: 0.5em 0;
  font-size: 100%;
  margin-bottom: 0em;
  color: $text-color;
}

.input_label_mui {
  width: 100%;
  position: absolute;
  opacity: 0.6;
  text-align: left;
  font-size: 1em;
  padding: 10px 0 10px 0;
  pointer-events: none;
}

.input_label_mui::before {
  content: '';
  position: absolute;
  width: 100%;
  height: 1px;
  background: $line-color;
  left: 0%;
  top: 85%;
}

.input_label_mui::after {
  content: '';
  position: absolute;
  width: 0%;
  height: 2px;
  background: $line-color;
  left: 45%;
  top: 85%;
  -webkit-transition: all 300ms ease-in-out;
  -moz-transition: all 300ms ease-in-out;
  -o-transition: all 300ms ease-in-out;
  transition: all 300ms ease-in-out;
  // -webkit-transform-origin: 50% 100%;
  // transform-origin: 50% 100%;
  // -webkit-transition: -webkit-transform 0.3s, background-color 0.3s;
  // transition: transform 0.3s, background-color 0.3s;
}

.input_label_content_mui {
  padding: 0;
  -webkit-transform-origin: 0 0;
  transform-origin: 0 0;
  -webkit-transition: -webkit-transform 0.3s, color 0.3s;
  transition: transform 0.3s, color 0.3s;
}

.input_field_mui:focus + .input_label_mui::after,
.input_filled .input_label_mui::after {
  left: 0;
  width: 100%;
  background: $line-color-after;
  // -webkit-transform: scale3d(1, 0.25, 1);
  // transform: scale3d(1, 0.25, 1);
}

.input_field_mui:focus + .input_label_mui .input_label-content_mui,
.input_filled .input_label_mui .input_label_content_mui {
  width: 100%;
  font-weight: bold;
  color: $label-color-after;
  -webkit-transform: translate3d(0, -1.5em, 0) scale3d(0.680, 0.680, 1);
  transform: translate3d(0, -1.5em, 0) scale3d(0.680, 0.680, 1);
}