:root {
  --red: hsl(0, 78%, 62%);
  --cyan: hsl(180, 62%, 55%);
  --orange: hsl(34, 97%, 64%);
  --blue: hsl(212, 86%, 64%);
  --very-dark-blue: hsl(234, 12%, 34%);
  --grayish-blue: hsl(229, 6%, 66%);
  --very-light-gray: hsl(0, 0%, 98%);

  --ff-poppins: 'Poppins', sans-serif;

  --fw-200: 200;
  --fw-400: 400;
  --fw-600: 600;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

img,
picture,
video,
canvas,
svg {
  max-width: 100%;
  height: auto;
  display: block;
}

body {
  min-height: 100vh;
  background-color: var(--very-light-gray);
  font-family: var(--ff-poppins);
  font-size: 0.9375rem;
  font-weight: var(--fw-400);
  line-height: 1.5;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.header {
  margin-top: 5rem;
  margin-bottom: 5rem;
  text-align: center;
}

.header h1 {
  font-size: 1.5rem;
  font-weight: var(--fw-200);
  color: var(--very-dark-blue);
  margin-bottom: 1.25rem;
}

.header .highlight {
  display: block;
  font-style: normal;
  font-weight: var(--fw-600);
}

.header p {
  color: var(--grayish-blue);
  max-width: 20rem;
}

.main {
  display: flex;
  flex-direction: column;
  gap: 1.5625rem;
  margin-bottom: 3.75rem;
}

.card {
  max-width: 19.375rem;
  background-color: white;
  padding: 1.875rem;
  font-size: 0.8125rem;
  color: var(--very-dark-blue);
  border-radius: 5px;
  box-shadow: 0px 9px 22px -8px hsl(229, 6%, 66%);
  display: flex;
  flex-direction: column;
}

.card p {
  line-height: 1.7;
  color: var(--grayish-blue);
  margin-top: 0.625rem;
  margin-bottom: 1.25rem;
}

.card img {
  align-self: flex-end;
}

.cyan {
  border-top: 4px solid var(--cyan);
  grid-area: super;
  align-self: center;
}

.red {
  border-top: 4px solid var(--red);
  grid-area: team;
}

.orange {
  border-top: 4px solid var(--orange);
  grid-area: karma;
}

.blue {
  border-top: 4px solid var(--blue);
  grid-area: calc;
  align-self: center;
}

@media screen and (min-width: 960px) {
  .header {
    margin-top: 3.75rem;
    margin-bottom: 3.75rem;
  }
  .header h1 {
    font-size: 2.25rem;
  }

  .header p {
    max-width: 31.25rem;
  }

  .main {
    display: grid;
    gap: 1.875rem;
    grid-template-areas:
      'super team calc'
      'super karma calc';
  }

  .card {
    max-width: 21.875rem;
  }

  .card p {
    margin-bottom: 2.5rem;
  }
}