body.level-page {
  background:
    radial-gradient(circle at 50% -10%, rgba(255, 255, 255, 0.96), transparent 48%),
    linear-gradient(135deg, #fffef7 0%, #fffbea 54%, #f8f0d8 100%);
}

.level-selector {
  width: 100%;
  margin: clamp(2rem, 9vh, 5.5rem) auto 0;
}

.level-selector__intro {
  text-align: center;
}

.level-selector h1 {
  margin: 0;
  color: var(--color-nav-ink);
  font-size: clamp(4rem, 6vw, 6.5rem);
  font-weight: 900;
  line-height: 1;
}

.level-selector__choices {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: start;
  gap: clamp(1rem, 3vw, 2.75rem);
  width: min(100%, 110rem);
  margin-inline: auto;
  margin-top: clamp(5.25rem, 10.5vw, 8.25rem);
}

.level-choice {
  position: relative;
  isolation: isolate;
  display: flex;
  width: 100%;
  max-width: 40.5rem;
  min-height: 0;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: clamp(2rem, 4vw, 3.25rem);
  aspect-ratio: 1.27;
  justify-self: center;
  padding: clamp(1.35rem, 4vw, 2.8rem);
  overflow: hidden;
  color: #fff;
  border: 2px solid transparent;
  border-radius: clamp(1rem, 2vw, 1.5rem);
  box-shadow:
    0 0.35rem 0.1rem rgba(51, 54, 40, 0.12),
    0 1rem 1.5rem rgba(51, 54, 40, 0.16),
    inset 0 0.12rem 0 rgba(255, 255, 255, 0.5),
    inset 0 -0.75rem 1rem rgba(42, 44, 23, 0.15);
  text-decoration: none;
  text-align: center;
  transition:
    box-shadow var(--duration-buttery) var(--ease-buttery),
    filter var(--duration-buttery) var(--ease-buttery);
  -webkit-tap-highlight-color: transparent;
}

.level-choice::before {
  position: absolute;
  z-index: -1;
  inset: 0;
  content: "";
  background: linear-gradient(
    145deg,
    rgba(255, 255, 255, 0.45),
    rgba(255, 255, 255, 0.08) 32%,
    transparent 58%
  );
  pointer-events: none;
}

.level-choice--cm1 {
  border-color: var(--color-cm1-deep);
  background: var(--color-cm1);
}

.level-choice--cm2 {
  border-color: var(--color-purple-deep);
  background: var(--color-purple);
}

.level-choice:hover {
  filter: saturate(1.08) brightness(1.04);
  box-shadow:
    0 0.48rem 0.1rem rgba(51, 54, 40, 0.12),
    0 1.25rem 1.8rem rgba(51, 54, 40, 0.2),
    inset 0 0.12rem 0 rgba(255, 255, 255, 0.62),
    inset 0 -0.75rem 1rem rgba(42, 44, 23, 0.12);
}

.level-choice:focus-visible {
  outline: 3px solid rgba(0, 125, 60, 0.7);
  outline-offset: 4px;
}

.level-choice__level {
  display: inline-block;
  font-size: clamp(4rem, 9vw, 8.3rem);
  font-weight: 900;
  letter-spacing: -0.08em;
  line-height: 0.9;
  text-shadow: 0 0.18rem 0 rgba(27, 17, 38, 0.24);
  transform: translateY(0) scale(1);
  transition: transform var(--duration-buttery) var(--ease-buttery);
}

.level-choice:hover .level-choice__level {
  transform: translateY(-0.35rem) scale(1.02);
}

.level-choice--cm1 .level-choice__level {
  font-size: clamp(4.3rem, 9.4vw, 8.9rem);
}

.level-back-link {
  display: inline-block;
  margin-top: 1.1rem;
  color: var(--color-brand-deep);
  font-family: Arial, sans-serif;
  font-size: 1.75rem;
  font-weight: 700;
}

.level-back-link:focus-visible {
  outline: 3px solid rgba(var(--color-brand-deep-rgb), 0.45);
  outline-offset: 3px;
}

@media (max-width: 640px) {
  .level-selector {
    margin-top: clamp(1.5rem, 7vh, 3rem);
  }

  .level-selector__choices {
    grid-template-columns: 1fr;
    margin-top: 5.25rem;
  }

  .level-choice {
    max-width: 40.5rem;
  }
}

@media (min-width: 641px) and (max-height: 800px) {
  .level-selector {
    margin-top: clamp(1.25rem, 5vh, 2.5rem);
  }

  .level-selector h1 {
    font-size: clamp(3.25rem, 6vw, 5.5rem);
  }

  .level-selector__choices {
    margin-top: clamp(2.25rem, 5vw, 4rem);
  }

  .level-choice {
    aspect-ratio: 1.6;
  }
}

@media (prefers-reduced-motion: reduce) {
  .level-choice,
  .level-choice__level {
    transition-duration: 0.01ms;
  }
}