:root {
  --pale-blue: hsl(225, 100%, 94%);
  --bright-blue: hsl(245, 75%, 52%);
  --very-pale-blue: hsl(225, 100%, 98%);
  --desaturated-blue: hsl(224, 23%, 55%);
  --dark-blue: hsl(223, 47%, 23%);
  --white: hsl(255,100%,100%);
}

html {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
  font-size: 15px;
  background: var(--pale-blue);
  font-family: 'Red Hat Display', sans-serif;
}

h1 {
  margin: 0;
  font-size: 22px;
  font-weight: 900;
}

a {
  text-decoration: none;
}

p {
  margin: 0;
  font-weight: 500;
}

main {
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
}

.background-image {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('../images/pattern-background-mobile.svg') center/cover;
  background-repeat: no-repeat;
  z-index: -1;
  height: 350px;
}

.summary-card {
  width: 327px;
  height: 567px;
  background: var(--white);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 20px 15px rgba(56, 42, 225, 0.1);
}

.card-content {
  padding: 2rem 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  text-align: center;
  gap: 18px;
}


.card-content .card-title {
  color: var(--dark-blue);
}

.card-content .card-caption {
  color: var(--desaturated-blue);
  line-height: 25px;
  font-weight: 500;
  padding: 0.5rem;
}

.card-pricing {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--very-pale-blue);
  padding: 1rem;
  border-radius: 11px;
}

.card-pricing a {
  text-decoration: underline;
  text-underline-offset: 5px;
  color: var(--bright-blue);
  opacity: 1;
  transition: opacity 300ms ease-in-out;
}

.card-pricing a:hover {
  opacity: 0.75;
  text-decoration: none;
}

.card-pricing-info {
  display: flex;
  flex: 0 1;
  align-items: center;
}

.card-pricing-info img {
  margin-right: 1.25rem;
}

.card-pricing-info h2 {
  white-space: nowrap;
  margin: 0;
  font-size: 0.875rem;
  font-weight: 900;
  color: var(--dark-blue);
}

.card-pricing-info p {
  color: var(--desaturated-blue);
  font-size: 0.875rem;
}

.card-header img {
  display: block;
  width: 100%;
}

.pricing-cta {
  background-color: var(--bright-blue);
  color: var(--white);
  text-decoration: none;
  padding: 0.875rem 0;
  border-radius: 12px;
  box-shadow: 0 10px 20px rgba(56, 42, 225, 0.3);
  opacity: 1;
  transition: opacity 300ms ease-in-out;
  font-weight: 700;
}

.pricing-cta:hover {
  opacity: 0.75;
}

.cancel-cta {
  color: var(--desaturated-blue);
  text-decoration: none;
  transition: color 300ms ease-in-out;
  font-weight: 700;
}

.cancel-cta:hover {
  color: var(--dark-blue);
}

@media(min-width: 780px) {
  .background-image {
    background: url('../images/pattern-background-desktop.svg') center/cover;
    height: 437px;
  }
}
/* Screen size greater than 520px and up */
@media(min-width: 1440px) {

  body {
    font-size: 16px;
  }

  .summary-card {
    width: 450px;
    height: 697px;
  }

  .card-content {
    padding: 3rem;
    gap: 32px;
  }

  .card-content .card-title {
    font-size: 28px;
  }

  .card-content .card-caption {
    line-height: 26px;
    padding: 0rem;
  }
}