@use 'sass:color';

$timeline-line-width: 7px;
$timeline-line-node-radius: 18px;
$timeline-line-color: $primary;
$timeline-line-color-current: #36c2e6;

.timeline-line-area {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex: 0 0 auto;
  width: 60px;
}

.timeline-line {
  width: $timeline-line-width;
  background: $timeline-line-color;
}

.timeline-line.start {
  height: 20px;
  flex: 0 0 auto;
}

.timeline-pt-start {
  padding-top: 18px;
}

.timeline-line.end {
  flex: 1 1 auto;
}

@keyframes timeline-line-node-noncurrent {
  from {
    background: $timeline-line-color;
  }
  to {
    background: color.adjust($timeline-line-color, $lightness: +10%);
    box-shadow: 0 0 20px 3px
      color.adjust($timeline-line-color, $lightness: +10%, $alpha: -0.1);
  }
}
@keyframes timeline-line-node-current {
  from {
    background: $timeline-line-color-current;
  }
  to {
    background: color.adjust($timeline-line-color-current, $lightness: +10%);
    box-shadow: 0 0 20px 3px
      color.adjust($timeline-line-color-current, $lightness: +10%, $alpha: -0.1);
  }
}

.timeline-line-node-container {
  flex: 0 0 auto;
  position: relative;
  width: $timeline-line-node-radius;
  height: $timeline-line-node-radius;
}

.timeline-line-node {
  width: $timeline-line-node-radius + 2;
  height: $timeline-line-node-radius + 2;
  position: absolute;
  left: -1px;
  top: -1px;
  border-radius: 50%;
  box-sizing: border-box;
  z-index: 1;
  animation: 1s infinite alternate;
  animation-name: timeline-line-node-noncurrent;
}

.timeline-line.current-end {
  height: 20px;
  flex: 0 0 auto;
  background: linear-gradient($timeline-line-color-current, transparent);
}

.current {
  .timeline-line.start {
    background: linear-gradient(
      $timeline-line-color,
      $timeline-line-color-current
    );
  }
  .timeline-line-node {
    animation-name: timeline-line-node-current;
  }
  .timeline-line.end {
    background: $timeline-line-color-current;
  }
}

.timeline-item-delete-button {
  position: absolute;
  right: 0;
  bottom: 0;
}

.timeline-content {
  white-space: pre-line;
}

.timeline-content-image {
  max-width: 60%;
  max-height: 200px;
}

.timeline-post-edit-image {
  max-width: 100px;
  max-height: 100px;
}

.mask {
  background: change-color($color: white, $alpha: 0.8);
  z-index: 100;
}