.grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

@media (min-width: 760px) {
  .grid { grid-template-columns: repeat(3, 1fr); }
}

.scene {
  perspective: 1600px;
}

.flip-btn {
  display: block;
  width: 100%;
  padding: 0;
  border: 0;
  background: transparent;
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
  border-radius: 20px;
}

.card {
  position: relative;
  min-height: 340px;
  transform-style: preserve-3d;
  transition: transform 0.68s cubic-bezier(0.22, 0.8, 0.24, 1);
}

.card.is-flipped {
  transform: rotateY(180deg);
}

.face {
  position: absolute;
  inset: 0;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  border-radius: 20px;
  border: 1px solid var(--line);
  padding: 28px 26px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background: var(--navy-mid);
}

.face::before {
  content: "";
  position: absolute;
  left: 22px;
  right: 22px;
  top: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold-bright), transparent);
}

.back {
  transform: rotateY(180deg);
  background: var(--navy-lift);
}

.icon {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  color: var(--gold);
}

.icon svg { display: block; }

.kicker {
  margin: 0 0 8px;
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
}

.face h2 {
  font-family: var(--font-display);
  font-size: 34px;
  font-weight: 600;
  letter-spacing: -0.03em;
  margin: 0 0 10px;
}

.face p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  max-width: 22ch;
}

.hint {
  margin-top: 22px;
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold-bright);
}

.help {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 13px;
}

@media (prefers-reduced-motion: reduce) {
  .card { transition: none; }
}