main {
  display: grid;
  gap: 0.6rem;
  padding: 0.4rem;
  min-height: calc(100vh - 57px);
  height: fit-content;
}

@media (min-width: 600px) {
  main {
    display: flex;
    flex-direction: row;
    padding: 8px;
    padding-top: 1.5px;
    min-height: calc(100vh - 93px);
    margin: 1px;
  }
}

:is(exit-content, main-content) {
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: inset 0px -10px 25px -10px rgba(0, 0, 0, 0.6),
    inset 0px 15px 20px -10px rgba(0, 0, 0, 0.8);
  width: 100%;
}

main-content {
  background: radial-gradient(
    ellipse 80% 130% at top,
    hsl(0, 0%, 6%) 45%,
    hsla(var(--color-purple-a), 0.9) 99%
  );
}

deck-box {
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: inset 0px -10px 25px -10px rgba(0, 0, 0, 0.6),
    inset 0px 15px 20px -10px rgba(0, 0, 0, 0.8);
  background: radial-gradient(
    ellipse 80% 130% at top,
    black 45%,
    hsla(var(--color-purple-a), 0.9) 99%
  );
  width: 100%;
}

exit-content {
  background: radial-gradient(
    ellipse 90% 140% at top,
    hsl(0, 0%, 6%) 45%,
    hsla(var(--color-green-light-a), 0.15) 99%
  );
}

:is(exit-content, main-content) > article {
  font-size: 1.5rem;
  margin-inline: auto;
  padding: 2rem min(5rem, 4%);
  inline-size: fit-content;
  max-inline-size: 70ch;
  color: var(--color-alt-white);
  box-sizing: content-box;
}

footer {
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 20px;
  overflow: hidden;
  background: radial-gradient(
    circle at top,
    black 30%,
    hsla(var(--color-green-light-a), 0.3) 90%
  );
  box-shadow: inset 0px -10px 25px -11px rgba(0, 0, 0, 0.8),
    0px 15px 19px 2px rgba(0, 0, 0, 0.5),
    inset 0px 15px 20px -10px rgba(0, 0, 0, 0.8);
  flex: 1;
  flex-direction: column;
  align-items: center;
  padding: 2rem auto;
  min-height: max-content;
}

.box {
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 20px;
  overflow: hidden;
}

.box.thick {
  border: 1px solid rgba(255, 255, 255, 0.4);
}

.box.bg-purple {
  box-shadow: inset 0px -10px 25px -10px rgba(0, 0, 0, 0.6),
    inset 0px 15px 20px -10px rgba(0, 0, 0, 0.8);
  background: radial-gradient(
    circle at top,
    hsl(0, 0%, 6%),
    hsl(0, 0%, 6%),
    hsla(var(--color-purple-a), 0.9) 99%
  );
}

.box.bg-purple.dark {
  background: radial-gradient(
    ellipse 80% 130% at top,
    black 45%,
    hsla(var(--color-purple-a), 0.9) 99%
  );
}

.box.bg-purple.alt {
  background: radial-gradient(
    ellipse 80% 130% at top,
    hsl(0, 0%, 6%) 45%,
    hsla(var(--color-purple-a), 0.9) 99%
  );
}

.box.bg-green {
  background: radial-gradient(
    circle at top,
    black 30%,
    hsla(var(--color-green-light-a), 0.3) 90%
  );
  box-shadow: inset 0px -10px 25px -11px rgba(0, 0, 0, 0.8),
    0px 15px 19px 2px rgba(0, 0, 0, 0.5),
    inset 0px 15px 20px -10px rgba(0, 0, 0, 0.8);
}

.box.bg-green.alt {
  background: radial-gradient(
    ellipse 90% 140% at top,
    hsl(0, 0%, 6%) 45%,
    hsla(var(--color-green-light-a), 0.2)
  );
}

button,
.btn {
  text-align: center;
  color: var(--color-gray-100);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 20px;
  transform: scale(0.94) rotate(0.02deg);
  backface-visibility: hidden;
  width: 90%;
  padding: 10px 0;
  font-weight: bold;
  font-size: clamp(1.8rem, 2.5vw, 1.8rem);
  white-space: nowrap;
  background: radial-gradient(
    circle at center,
    var(--color-purple),
    var(--color-purple),
    var(--color-purple-dark)
  );
  box-shadow: 0px 5px 10px 2px rgba(0, 0, 0, 0.5);
  transition: transform 0.3s ease, box-shadow 0.2s ease;
  will-change: transform;
}

button span,
.btn span {
  will-change: transform;
  backface-visibility: hidden;
}

button:hover,
button:focus-visible,
.btn:hover,
.btn:focus-visible {
  transform: scale(1) rotate(0.02deg);
  will-change: transform;
  cursor: pointer;
  background: radial-gradient(
    circle at center,
    var(--color-purple-hover),
    var(--color-purple-hover),
    var(--color-purple),
    var(--color-purple-dark)
  );
  box-shadow: 0px 15px 19px 2px rgba(0, 0, 0, 0.4);
}

button:active,
.btn:active {
  transform: scale(0.97);
  background: radial-gradient(
    circle at center,
    var(--color-purple),
    var(--color-purple-dark),
    var(--color-purple-dark)
  );
}