@use "@sass-palette/hope-config";
@use "vuepress-shared/styles/reset";

.vp-blog-hero {
  position: relative;

  display: flex;
  flex-flow: column;
  justify-content: center;

  height: 450px;
  margin-bottom: 1rem;

  color: #eee;

  font-family: var(--vp-font-heading);

  @media (max-width: hope-config.$tablet) {
    height: 350px;
  }

  @media (max-width: hope-config.$mobile) {
    margin: 0 0 1rem;
  }

  &.no-bg {
    color: var(--vp-c-text);
  }

  > :not(.vp-blog-mask) {
    position: relative;
    z-index: 2;
  }

  .slide-down-button {
    @include reset.button;
    position: absolute;
    bottom: 0;
    left: calc(50vw - 30px);

    display: none;

    width: 60px;
    height: 60px;
    padding: 10px;

    .icon {
      width: 30px;
      margin: -15px 0;

      animation-name: bounce-down;
      animation-duration: 1.5s;
      animation-timing-function: linear;
      animation-direction: alternate;
      animation-iteration-count: infinite;

      &:first-child {
        color: rgb(255 255 255 / 15%);
      }

      &:last-child {
        color: rgb(255 255 255 / 50%);
      }
    }
  }

  &.fullscreen {
    height: calc(100vh - var(--navbar-height));

    .vp-blog-mask {
      background-position-y: top;
    }

    .slide-down-button {
      display: block;
    }
  }
}

.vp-blog-mask {
  position: absolute;
  inset: 0;

  &::after {
    content: " ";

    position: absolute;
    inset: 0;
    z-index: 1;

    display: block;

    background: var(--vp-c-grey-soft);
  }

  &.light {
    display: block;

    [data-theme="dark"] & {
      display: none;
    }
  }

  &.dark {
    display: none;

    [data-theme="dark"] & {
      display: block;
    }
  }
}

.vp-blog-hero-title {
  margin: 0.5rem auto;
  font-weight: bold;
  font-size: 2rem;

  @media (min-width: hope-config.$pc) {
    font-size: 2.25rem;
  }

  @media (max-width: hope-config.$tablet) {
    font-size: 1.75rem;
  }
}

.vp-blog-hero-image {
  display: block;
  max-width: 100%;
  max-height: 15rem;
  margin: 1.5rem auto;

  @media (max-width: hope-config.$tablet) {
    max-height: 12rem;
  }

  &.light {
    display: block;

    [data-theme="dark"] & {
      display: none;
    }
  }

  &.dark {
    display: none;

    [data-theme="dark"] & {
      display: block;
    }
  }

  + .vp-blog-hero-title {
    margin: 0 auto;
  }
}

.vp-blog-hero-description {
  margin: 1.2rem auto 0;
  font-size: 1.5rem;

  @media (max-width: hope-config.$tablet) {
    font-size: 1.25rem;
  }
}

@keyframes bounce-down {
  from {
    transform: translateY(-5px);
  }

  to {
    transform: translateY(5px);
  }
}