body {
  margin: 0;
  background-color: var(--white);
  color: var(--5-primary);
}

.pre-hero {
  font-family: "DM Sans", sans-serif;
  font-weight: 600;
  padding: 40px 20px 40px 20px;
  display: inline-block;
  color: var(--black);

  a {
    transition: font-weight 300ms;
    margin-left: 25px;
    color: inherit;
    text-decoration: none;
    border-bottom: 1px solid var(--black);
  }

  img {
    transform: rotate(180deg) translateX(-20%);
    transition: transform 300ms;
  }
}

.pre-hero:hover {
  cursor: pointer;
}

.pre-hero:hover a {
  font-weight: 200;
}

.pre-hero:hover img {
  transform: rotate(180deg);
}

#toc {
  font-family: "DM Sans", sans-serif;
  padding: 3vw;
  box-sizing: border-box;

  @media only screen and (max-width: 700px) {
    width: 100vw;
  }

  @media only screen and (min-width: 700px) {
    width: 75vw;
  }

  h1 {
    font-size: clamp(50pt, 9vw, 9vw);
    color: var(--5-primary);
  }

  h2 {
    font-size: clamp(15pt, 3vw, 3vw);
  }

  a {
    display: inline-block;
    margin-bottom: 20px;
    text-decoration: none;
    opacity: 1;
    transition: opacity 300ms;
    border-bottom: 1px solid;
  }

  a:hover {
    cursor: pointer;
    opacity: 0.7;
  }
}

#highlights {
  margin-top: 150px;
  padding: 3vw;
  font-family: "DM Sans", sans-serif;
  font-size: clamp(15pt, 3vw, 3vw);
  font-weight: 600;

  a, a:visited, a:active {
    display: inline-block;
    margin-bottom: 20px;
    text-decoration: none;
    opacity: 1;
    transition: all 300ms;
    border-bottom: 2px solid;
  }

  a:hover {
    cursor: pointer;
    opacity: 0.7;
    font-weight: 300;
  }
}

article:nth-child(4n) {
  background-color: var(--white);
  color: var(--5-primary);

  .bibliography {
    background-color: rgba(from var(--5-complement) r g b / 0.7);
  }
}

article:nth-child(4n + 2) {
  background-color: rgb(from var(--5-primary) r g b / 0.1);
  color: var(--5-primary);
  font-family: "PT Serif", "Georgia", serif;

  .bibliography {
    background-color: rgba(from var(--5-complement) r g b / 0.7);
  }
}

article:nth-child(4n + 1) {
  background-color: var(--5-primary);
  color: var(--white);
  font-family: "PT Serif", "Georgia", serif;

  h1, h2, h3, img + p strong {
    color: var(--5-complement);
  }

  .bibliography {
    h2 {
      color: var(--5-primary);
    }

    background-color: rgba(from var(--5-complement) r g b);
  }
}

article:nth-child(4n + 3) {
  background-color: var(--5-primary);
  color: rgb(from var(--5-complement) r g b / 1.5);

  h1, h2, h3, img + p strong {
    color: var(--5-complement);
  }

  .bibliography {
    h2 {
      color: var(--5-primary);
    }

    background-color: rgba(from var(--5-complement) r g b);
  }
}

article {
  border-top: 2px dotted;
  padding-top: calc(3vw + 50px);
  padding-bottom: calc(3vw + 50px);
  font-family: "DM Sans", sans-serif;
  box-sizing: border-box;
  margin: auto;

  @media only screen and (max-width: 700px) {
    width: 100vw;
    padding-left: 3vw;
    padding-right: 3vw;
  }

  @media only screen and (min-width: 700px) {
    padding-left: 12.5vw;
    padding-right: 12.5vw;
  }

  h1 {
    font-size: 17pt;
    font-weight: 700;
  }

  h2 {
    font-size: 14pt;
    font-weight: 600;
    text-align: right;
  }

  img + p strong {
    text-align: center;
    display: block;
  }

  .bibliography {
    color: var(--5-primary);
    padding: 30px;
    margin-top: 30px;

    h2 {
      text-align: left;
      margin-block-start: 0;
    }

    p {
      word-break: break-word;
    }
  }

  p {
    line-height: 1.5;
    margin-block-end: 10px;
  }

  img {
    max-width: 100%;
    max-height: 400px;
    margin: auto;
    display: block;
    background-color: var(--white);
  }

  a {
    text-decoration: none;
    opacity: 1;
    transition: opacity 300ms;
    border-bottom: 1px solid;
    color: inherit;
  }

  a:hover {
    cursor: pointer;
    opacity: 0.7;
  }
}

.subscribe {
  button {
    background-color: var(--5-primary);
    transition: opacity 300ms, background-color 300ms;
    border: none;
    border-radius: 5px;
    font-family: "DM Sans", sans-serif;
    color: var(--white);
    padding: 15px 32px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 16px;
  }

  button:hover {
    cursor: pointer;
    opacity: .8;
  }
}