body {
    color: var(--primary);
    font-size: 16px;
    font-family: "Work Sans", sans-serif;
    margin: 0 auto;
    padding: 0 1rem;
    background: var(--background);
    max-width: 1024px;
    box-sizing: border-box;
    transition: color 0.5s;
    transition: background 0.5s;
  
    --dark-background: #253a52;
    --dark-primary: #FFFFE3;
    --dark-link: #A9FE75;
  
    --light-background: #ffffe3;
    --light-primary: #253a52;
    --light-link: #1348da;
  
    --background: var(--light-background);
    --primary: var(--light-primary);
    --link: var(--light-link);
  }
  
  a {
    color: var(--link);
  }
  
  h1,
  h2,
  h3 {
    font-family: "Sora", sans-serif;
    font-weight: 700;
  }
  
  h1 {
    font-size: 1.5rem;
  }
  
  h2 {
    font-size: 3rem;
  }
  
  h3 {
    font-size: 1.5rem;
  }
  
  /* separator bars */
  nav,
  section {
    border-block-end: 1px solid var(--primary);
  }
  
  header nav {
    display: flex;
    justify-content: space-between;
  }
  
  header nav ul {
    padding: 0;
    display: flex;
    align-items: center;
  }
  
  header nav li {
    display: inline;
    margin-inline-start: 1rem;
    font-family: "Sora", sans-serif;
    font-weight: 700;
  }
  
  header nav li a {
    text-decoration: none;
    color: var(--primary);
  }
  
  /* container for dark-mode toggle */
  header .controls {
    display: flex;
    justify-content: end;
    padding: 1rem 0;
  }
  
  .bio {
    display: flex;
    align-items: center;
    padding-block-end: 4rem;
  }
  
  .bio .profile-picture {
    margin-inline-end: 4rem;
    width: 320px;
    min-width: 320px;
    background: #888;
    border-radius: 160px;
  }
  
  @media (max-width: 1024px) {
    .bio {
      flex-direction: column;
    }
    .bio .profile-img {
      margin-inline-end: 0;
    }
  }
  
  .bio h2 {
    margin-block-end: 0;
  }
  
  .bio p {
    margin: 1.5rem 0;
  }
  
  a.btn {
    display: inline-flex;
    align-items: center;
    background: var(--link);
    color: var(--background);
    text-decoration: none;
    padding: 0 1rem;
    height: 2.5rem;
    border-radius: 1.25rem;
    font-family: "Montserrat", sans-serif;
    font-weight: 700;
    font-size: 0.875rem;
  }
  
  .recent-work {
    padding-block-end: 3rem;
  }
  
  article {
    display: flex;
    padding: 3rem 0;
  }
  
  article strong {
    font-style: italic;
    font-weight: 600;
  }
  
  article h3 {
    margin-block-start: 0;
  }
  
  article a {
    font-weight: 700;
    padding: 2rem 0;
  }
  
  article li {
    margin-block-end: 0.5rem;
  }
  
  article .article-img {
    width: 512px;
    min-width: 512px;
    margin-inline-start: 4rem;
  }
  
  @media (max-width: 1024px) {
    article {
      flex-direction: column;
    }
    article .article-img {
      width: 100%;
      min-width: 100%;
      margin-inline-start: 0;
      margin-block-start: 2rem;
    }
  }
  
  footer {
    padding: 1rem 0;
    text-align: center;
  }
  
  footer ul {
    padding: 0;
    width: 100%;
    display: flex;
    justify-content: center;
  }
  
  footer ul li {
    display: inline;
    margin: 0 8%;
  }
  
  footer a {
    display: inline-flex;
    flex-direction: column;
    color: var(--primary);
    text-decoration: none;
    font-family: "Sora", sans-serif;
    font-weight: 700;
    align-items: center;
  }
  
  footer .copywright {
    margin: 3rem 0;
  }
  
  footer .link-icon {
    margin-block-start: 0.5rem;
    background: var(--link);
    color: var(--background);
    width: 3rem;
    height: 3rem;
    border-radius: 1.5rem;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.5rem;
  }

.profile-picture {
    margin-inline-end: 4rem;
    width: 320px;
    min-width: 320px;
    background: #888;
    border-radius: 160px;
  }
