:root { --accent: #ffae42; }

.worlds-3d {
  max-width: 900px;
  margin: 2rem auto 1rem;
  padding: 0 1rem;
}

#carousel-scene {
    display: grid;
    place-items: center;
  width: 100%;
  height: clamp(360px, 48vh, 520px);
  margin: 0 auto;
  perspective: 1000px;
  overflow: visible;
}

#carousel {
  position: relative;
  transform-style: preserve-3d;
  transform: rotateY(0deg);
  transition: transform .6s cubic-bezier(0.22, 0.61, 0.36, 1);
}

.card {
  position: absolute;
  width: clamp(120px, 18vw, 180px);
  height: clamp(120px, 18vw, 180px);
  border-radius: 50%;
  background-size: cover;
  background-position: center;
  box-shadow:
    0 12px 24px rgba(0,0,0,.18),
    inset 0 0 0 1px rgba(255,255,255,.25);
  display: grid;
  place-items: end;
}

.card::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  box-shadow:
    0 0 24px rgba(255,174,66,.55),
    inset 0 0 20px rgba(255,174,66,.35);
  opacity: .0;
  transition: opacity .3s ease;
  pointer-events: none;
}
.card.active::after { opacity: .9; }

.card-button {
  margin: 0 0.5rem 0.5rem;
  padding: 0.5rem 0.9rem;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 20px;
  font-weight: 700;
  box-shadow:
    inset -2px -2px 5px rgba(255,255,255,0.2),
    2px 2px 8px rgba(0,0,0,0.12);
  cursor: pointer;
  transform: translateZ(1px); /* keep above */
  transition: transform .15s, box-shadow .15s;
}
.card-button:hover {
  transform: translateZ(1px) scale(1.05);
  box-shadow: 0 6px 14px rgba(0,0,0,0.18);
}

.worlds-active-btn {
  display: block;
  margin: 1rem auto 0;
  padding: 0.75rem 1.5rem;
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  border-radius: 20px;
  font-weight: 800;
  box-shadow:
    inset -2px -2px 5px rgba(255,255,255,0.2),
    2px 2px 8px rgba(0,0,0,0.12);
  transition: transform .2s, box-shadow .2s;
  width: fit-content;
}
.worlds-active-btn:hover {
  transform: scale(1.05);
  box-shadow: 0 8px 18px rgba(0,0,0,0.15);
}

.worlds-info {
  text-align: center;
  padding: 2rem 1rem 3rem;
}
.worlds-info__title { font-size: clamp(1.4rem, 2.5vw, 2rem); margin: .5rem 0; }
.worlds-info__desc  { font-size: clamp(1rem, 2vw, 1.125rem); max-width: 720px; margin: 0 auto; opacity: .95; }