/* Variables */
:root {
  --text-color-rest: rgba(0, 0, 0, 0.7);
  --text-color-hover: rgba(0, 0, 0, 0.8);
  --text-color-active: rgba(0, 0, 0, 1);
  --ripple-color: rgba(0, 166, 206, 0.3);
  --transition-duration: 0.25s;
  --transition-timing: cubic-bezier(0.4, 0, 0.2, 1);
  --ripple-duration: 0.7s;
  --control-size: 48px;
  --control-border: 4px;
  --focus-ring-size: 4px;
  --ripple-size: 64px;
  --checkmark-width: 12px;
  --checkmark-height: 24px;
}

/* Base Styles */


form-controls {
  display: flex;
  align-items: center;
  max-width: 600px;
  min-height: 100%;
  margin: 0 auto;
  padding: 2rem;
}
form-controls form {
  display: flex;
  flex-direction: row;
  justify-content: center;
  width: 100%;
  gap: 124px;
}
@media screen and (max-width: 720px) {
  .form-controls form {
    flex-direction: column;
  }
}

fieldset {
  border: none;
  padding: 0;
  margin: 0;
}
fieldset legend {
  padding: 0;
  margin-bottom: 1rem;
  font-weight: bolder;
  padding-bottom: 12px;
  border-bottom: 1px solid #282828;
}

/* Shared Input Styles */
.checkbox .checkbox-input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.checkbox .checkbox-control {
  position: relative;
  width: var(--control-size);
  height: var(--control-size);
  min-width: var(--control-size);
  min-height: var(--control-size);
  border: var(--control-border) solid var(--aiu-blue-light);
  transition: all var(--transition-duration) var(--transition-timing);
}

/* Checkbox Styles */
.checkbox-group {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.checkbox {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  cursor: pointer;
}
.checkbox .checkbox-control {
  border-radius: 0;
}
.checkbox .checkbox-control::before, .checkbox .checkbox-control::after {
  content: "";
  position: absolute;
  transition: transform var(--transition-duration) var(--transition-timing), opacity var(--transition-duration) var(--transition-timing);
  will-change: transform, opacity;
}
.checkbox .checkbox-control::before {
  top: 50%;
  left: 50%;
  width: var(--ripple-size);
  height: var(--ripple-size);
  background-color: var(--ripple-color);
  border-radius: 50%;
  opacity: 0;
  transform: translate(-50%, -50%) scale(0);
}
.checkbox .checkbox-control::after {
  left: 50%;
  top: 45%;
  width: var(--checkmark-width);
  height: var(--checkmark-height);
  border: solid white;
  border-width: 0 4px 4px 0;
  transform: translate(-50%, -50%) rotate(45deg) scale(0);
  opacity: 0;
}
.checkbox .checkbox-input:checked ~ .checkbox-control {
  background-color: var(--aiu-blue-dark);
  border-color: var(--aiu-blue-dark);
}
.checkbox .checkbox-input:checked ~ .checkbox-control::before {
  animation: ripple 240ms linear;
}
.checkbox .checkbox-input:checked ~ .checkbox-control::after {
  transform: translate(-50%, -50%) rotate(45deg) scale(1);
  opacity: 1;
}
.checkbox .checkbox-input:focus-visible ~ .checkbox-control {
  box-shadow: 0 0 0 var(--focus-ring-size) rgba(100, 108, 255, 0.3);
}
.checkbox .checkbox-label {
  font-size: var(--font-size-title-4);
	line-height: 1.15;
  /*line-height: var(--line-height-title-5);*/
  user-select: none;
  color: var(--text-color-rest);
  transition: color var(--transition-duration) var(--transition-timing);
	position: relative;
    top: 3px;
}
.checkbox .checkbox-input:checked ~ .checkbox-label {
  color: var(--text-color-active);
  animation: label-check 0.3s var(--transition-timing);
}

/* Animations */
@keyframes ripple {
  0% {
    transform: translate(-50%, -50%) scale(0.35);
    opacity: 0.8;
  }
  100% {
    transform: translate(-50%, -50%) scale(2);
    opacity: 0;
  }
}
@keyframes label-check {
  0% {
    transform: translateX(0);
    opacity: 0.7;
  }
  40% {
    transform: translateX(2px);
    opacity: 1;
  }
  100% {
    transform: translateX(0);
    opacity: 1;
  }
}