/* ==========================================================================
   Topic
   ========================================================================== */

.topic-container  {
  margin: 72px auto;
}

.topic {
  color: $accent;
  display: block;
  margin: 20px auto 24px;
  text-align: center;

  .topic-icon,
  &.radial-out::before {
    background: $accent;
  }
}

.topic-icon {
  display: block;
  margin: 0 auto 24px;
  color: $accent;
  font-size: 64px;
}

.topic-title {
  color: $primary;
  font-family: $font-primary;
  font-weight: 700;
  font-size: 20px;
  text-transform: uppercase;
}

.topic-description {
  color: rgba($primary, .8);
  font-size: 18px;
  font-family: $font-secondary;
  font-weight: 400;
  line-height: 24px;
  margin: 0 0 24px;
}

/* Docs - Topics
   ========================================================================== */

.docs-home-topics {
  background: rgba($primary, .05);
  padding: 72px 0 48px;
}

.docs-home-topics .topic-icon {
  border-radius: 50%;
  margin-bottom: 24px;
  height: 120px;
  width: 120px;
}

.docs-home-topics .topic-icon span {
  color: white;
  font-size: 48px;
  position: relative;
  top: 16px;
}

.docs-home-topics .topic {
  background: white;
  border-radius: 8px;
  padding: 36px 0;
  margin-top: 0;
}

.docs-home-topics .topic.topic-other {
  padding-bottom: 30px;
}

.docs-home-topics .topic-title {
  font-family: $font-primary;
  font-weight: 700;
  font-size: 24px;
  margin: 0;
  opacity: 1;
  text-transform: none;
}

.docs-home-topics .topic-subtitle {
  color: rgba($primary, .4);
  display: block;
  font-size: 12px;
  margin: 5px 0 0;
}

.topic-icon .avatar-icon-16.avatar-large span {
  font-size: 48px;
}

/* Docs - Topics Animation
   ========================================================================== */

.radial-out {
  backface-visibility: hidden;
  overflow: hidden;
  position: relative;
  transform: translateZ(0);
}

.radial-out::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: -50px;
  left: 0;
  right: 0;
  bottom: 0;
  border-radius: 100%;
  transform: scale(0);
  transition: transform .4s ease-out;
}

.radial-out:hover::before,
.radial-out:focus::before {
  transform: scale(2);
}

.radial-out .topic-icon {
  transform: scale(1);
  transition: transform .4s ease-out;
}

.radial-out:hover .topic-icon,
.radial-out:focus .topic-icon {
  transform: scale(1.5);
}

.radial-out .topic-title {
  top: 0;
  position: relative;
  transition: all .4s ease-out;
}

.radial-out:hover .topic-title,
.radial-out:focus .topic-title {
  top: -10px;
  color: white;
}