:root {
  --clr-neutral-900: hsl(45, 9%, 9%);
  --clr-neutral-100: hsl(179, 83%, 51%);
  --clr-neutral-400: hsl(317, 96%, 42%);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}
body {
  display: grid;
  min-height: 100vh;
  place-items: center;
  line-height: 1.6;
  background: var(--clr-neutral-900);
  padding-right: 15em;

}

.card {
  color: var(--clr-neutral-100);
  background-size: cover;
  padding: 10rem 0 0;
  max-width: 35ch;
  border-radius: 20px;
  overflow: hidden;
  transition: transform 500ms ease;
  border: 1px solid var(--clr-neutral-100);
}

.card:hover,
.card:focus-within{
  transform: scale(1.08);
  box-shadow: 5px 10px 20px rgba(26, 234, 230, 0.5);
}

.card-content {
  --padding: 35px;
  padding: var(--padding);
  background: linear-gradient(
    hsl(0 0% 0% / 0),
    hsl(20 0% 0% / 0.3) 20%,
    hsl(0 0% 0% / 1)
  );
  transform: translateY(50%);
  transition: transform 500ms ease;
}

.card:focus-within .card-content {
  transition-duration: 0ms;
}

.card-content > *:not(.card-title) {
  opacity: 0;
  transition: opacity 500ms linear;
}

.card:hover .card-content > *:not(.card-title),
.card:focus-within .card-content > *:not(.card-title) {
  opacity: 1;
  transition-delay: 1000ms;
}

.card:hover .card-content,
.card:focus-within .card-content {
  transform: translateY(0);
  transition-delay: 500ms;
}

.card-title {
  position: relative;
  width: max-content;
}
.card-title::after {
  content: "";
  position: absolute;
  height: 4px;
  bottom: 0;
  left: calc(var(--padding) * -1);
  width: calc(100% + var(--padding));
  background: var(--clr-neutral-400);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 500ms ease;
}

.card:hover .card-title::after,
.card:focus-within .card-title::after {
  transform: scaleX(1);
}

.card-text {
  color: rgb(255 255 255 /0.85);
}
.btn {
  cursor: ponter;
  display: inline-block;
  text-decoration: none;
  color: var(--clr-neutral-900);
  background-color: var(--clr-neutral-400);
  padding: 10px 35px;
  border-radius: 10px;
}

.btn:hover,
.btn:focus {
  background-color: var(--clr-neutral-100);
}