:root {
  /* primary */
  --pale-blue: hsl(225, 100%, 94%);
  --bright-blue: hsl(245, 75%, 55%);

  /* neutral */
  --very-pale-blue: hsl(225, 100%, 98%);
  --desaturated-blue: hsl(224, 23%, 55%);
  --dark-blue: hsl(223, 47%, 23%);
}

* {
  margin: 0;
  padding: 0;
  border: 0;
}

html {
  box-sizing: border-box;
  font-size: 62.5%;
}

body {
  min-height: 100vh;
  font-family: "Red Hat Display", sans-serif;

  position: relative;
}

p {
  font-size: 1.6rem;
}

button {
  cursor: pointer;
}

.container {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;

  min-height: 100vh;
  width: 100%;
}

.background-image {
  width: 100%;

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

.background-color {
  background-color: var(--pale-blue);

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

/* order */

.order,
.order-summary {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.order {
  gap: 4.5rem;

  height: 67rem;
  max-width: 45rem;
  background-color: var(--very-pale-blue);
  border-radius: 1.6rem;
  margin: 2rem;

  z-index: 3;

  box-shadow: 5px 10px 25px hsl(224, 23%, 75%);
}

.illustration {
  width: 100%;
  border-radius: 1.6rem 1.6rem 0 0;
}

.order-summary {
  gap: 2rem;

  text-align: center;
}

.order-summary h1 {
  font-size: 3rem;
  color: var(--dark-blue);
}

.order-summary p {
  color: var(--desaturated-blue);
  max-width: 30rem;
}

/* plan section */

.plan-section {
  display: grid;
  grid-template-columns: 0.5fr 2fr 1fr;
  align-items: center;

  width: 100%;
  max-width: 30rem;
}

.plan-section img {
  margin-right: 1.5rem;
}

.plan-time {
  justify-self: flex-start;
}

.plan-time .plan-recurrence {
  font-size: 1.6rem;
  font-weight: bold;
  color: var(--dark-blue);
}

.plan-time p {
  color: var(--desaturated-blue);
}

.change-plan {
  grid-column: 3;
  justify-self: flex-end;

  font-size: 1.4rem;
  font-weight: bold;
  color: var(--bright-blue);
  text-decoration: underline;

  transition: color 0.2s;
}

.change-plan:hover {
  color: hsl(245, 75%, 65%);
  text-decoration: none;
}

/* buttons container */

.buttons-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3rem;
}

.payment-button {
  padding: 1.6rem 10rem;
  background-color: var(--bright-blue);
  border-radius: 0.8rem;

  color: var(--very-pale-blue);
  font-size: 1.4rem;
  font-weight: 700;

  box-shadow: 0 10px 25px hsl(224, 23%, 75%);
  transition: background-color 0.5s;
}

.payment-button:hover {
  background-color: hsl(245, 75%, 65%);
}

.order-button {
  color: var(--desaturated-blue);
  font-weight: 700;
  font-size: 1.4rem;

  transition: color 0.3s;
}

.order-button:hover {
  color: hsl(224, 23%, 40%);
}

@media only screen and (max-width: 470px) {
  .order {
    gap: 3.5rem;
    height: 75vh;
  }

  .background-image {
    display: none;
  }

  .payment-button {
    padding: 1.6rem 8rem;
  }
}