@import url('https://fonts.googleapis.com/css2?family=Red+Hat+Display:wght@500;700;900&display=swap');

:root {

--clr-primary-pale-blue: hsl(225, 100%, 94%);
--clr-primary-bright-blue: hsl(245, 75%, 52%);

--clr-neutral-blue-100: hsl(225, 100%, 98%);
--clr-neutral-blue-300: hsl(224, 23%, 55%);
--clr-neutral-blue-800: hsl(223, 47%, 23%);

--ff-main: 'Red Hat Display', sans-serif;

}

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

body {
  background: url(images/pattern-background-mobile.svg), var(--clr-primary-pale-blue);
  background-repeat: no-repeat;
  background-size: contain;
  min-height: 100vh;
  display: grid;
  place-items: center;
  font-family: var(--ff-main);
}

.card {
  background: white;
  border-radius: 20px;
  box-shadow: 0 15px 25px 0 hsla(245, 75%, 52%, .11);
  overflow: hidden;
  max-width: 27.5rem;
  margin-left: 1.5em;
  margin-right: 1.5em;
}

.card__img-holder img {
  display: block;
  max-width: 100%;
  height: auto;
}

.card__body {
  text-align: center;
}

.title {
  color: var(--clr-neutral-blue-800);
  font-size: 1.4rem;
  font-weight: 900;
  padding: 1.3em 0 .8em 0; 
}

.text {
  color: var(--clr-neutral-blue-300);
  line-height: 1.6;
  font-size: .95rem;
  padding: 0 2.1em 1.4em 2.1em;
}

.plan-box {
  background: var(--clr-neutral-blue-100);
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: 0 1.5em 1.5em 1.5em;
  padding: 1em;
  border-radius: 10px;
}

.plan-box-left {
  display: flex;
}

.plan-details {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-left: 1.2em;
  gap: .2em;
  text-align: left;
  font-size: .7rem;
}

.plan-details h3 {
  color: var(--clr-neutral-blue-800);
  font-size: .9rem;
}

.plan-details p {
  color: var(--clr-neutral-blue-300);
  font-size: .8rem;
}

.plan-box-right a {
  color: var(--clr-primary-bright-blue);
  font-weight: 700;
  font-size: .8rem;
  opacity: 1;
  transition: all .2s ease;
}

.plan-box-right a:hover {
  opacity: .8;
}

.plan-box-right a:focus {
  outline: 3px dotted var(--clr-neutral-blue-300);
}

.plan-box-right a:focus:not(:focus-visible) {
  outline: none;
}

.plan-box-right a:focus-visible {
  outline: 3px dotted var(--clr-neutral-blue-300);
}

.button-holder {
  display: flex;
  flex-direction: column;
  justify-content: center;
  text-align: center;
  gap: .65em;
  margin-bottom: 1.5em;
}

.btn {
  all: unset;
  display: block;
  border-radius: 10px;
  cursor: pointer;
  font-size: .95rem;
  font-weight: 700;
  margin-left: 1.5em;
  margin-right: 1.5em;
  padding: 1em;
}

.btn:focus {
  outline: 3px dashed var(--clr-neutral-blue-300);
}

.btn:focus:not(:focus-visible) {
  outline: none;
}

.btn:focus-visible {
  outline: 3px dashed var(--clr-neutral-blue-300);
}

.payment-btn {
  background: var(--clr-primary-bright-blue);
  color: white;
  box-shadow: 0 15px 20px 0 hsla(245, 75%, 52%, .25);
  opacity: 1;
  transition: all .2s ease;
}

.payment-btn:hover {
  opacity: .8;
}

.cancel-btn {
  color: var(--clr-neutral-blue-300);
  transition: color .2s ease;
}

.cancel-btn:hover {
  color: var(--clr-neutral-blue-800);
}

@media (min-width: 450px) {

  body {
    background: url(images/pattern-background-desktop.svg), var(--clr-primary-pale-blue);
    background-repeat: no-repeat;
    background-size: contain;
  }

  .title {
    font-size: 1.7rem;
    padding-top: 1.7em;
    padding-bottom: .7em;
  }

  .text {
    font-size: 1.05rem;
    padding-left: 3em;
    padding-right: 3em;
  }

  .plan-box {
    margin: 0 3em 2em 3em;
    padding: 1.5em;
  }

  .plan-details h3 {
    font-size: 1.05rem;
  }

  .plan-details p {
    font-size: 1.05rem;
  }

  .plan-box-right a {
    font-size: .9rem;
  }

  .btn {
    margin-left: 3em;
    margin-right: 3em;
  }

}