/*
 * choice-grid.css
 * Level 3 choice grid challenge.
 *
 * Rules:
 * - 6 cards in 2 columns on mobile.
 * - No horizontal scroll.
 * - Image changes to hoverSrc/active state through JS.
 * - Correct selection triggers magical sparkles and hover-active state.
 * - Wrong selection resets the challenge immediately.
 */

.choice-grid-screen .screen-inner {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  justify-content: flex-start;
  gap: var(--space-4);
}

.choice-grid-screen .screen-title {
  font-size: clamp(1.35rem, 6.4vw, 2.2rem);
  line-height: 1.06;
}

.choice-grid-wrap {
  display: grid;
  gap: var(--space-3);
  width: 100%;
  max-width: 100%;
  min-width: 0;
}

.choice-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(8px, 2.8vw, 14px);
  width: 100%;
  max-width: 100%;
  min-width: 0;
}

.choice-card {
  position: relative;
  display: grid;
  gap: 7px;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  padding: clamp(7px, 2.2vw, 11px);
  border: 1px solid rgba(255, 218, 155, 0.28);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 50% 0%, rgba(255, 218, 155, 0.12), transparent 38%),
    rgba(5, 2, 2, 0.48);
  color: var(--color-text);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.28), inset 0 1px 0 rgba(255, 255, 255, 0.04);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  cursor: pointer;
  overflow: hidden;
  transform: translate3d(0, 0, 0);
  transition:
    transform var(--duration-base) var(--ease-bounce-soft),
    border-color var(--duration-base) var(--ease-standard),
    background var(--duration-base) var(--ease-standard),
    box-shadow var(--duration-base) var(--ease-standard),
    filter var(--duration-base) var(--ease-standard),
    opacity var(--duration-base) var(--ease-standard);
}

.choice-card:hover,
.choice-card:focus-visible {
  transform: translate3d(0, -2px, 0) scale(1.01);
  border-color: rgba(255, 218, 155, 0.62);
  box-shadow: 0 16px 34px rgba(0, 0, 0, 0.34), 0 0 26px rgba(255, 174, 83, 0.16);
}

.choice-card:active {
  transform: translate3d(0, 1px, 0) scale(0.985);
}

.choice-card.is-selected {
  border-color: rgba(255, 238, 204, 0.9);
  background:
    radial-gradient(circle at 50% 0%, rgba(255, 218, 155, 0.22), transparent 38%),
    rgba(255, 209, 138, 0.14);
  box-shadow:
    0 16px 34px rgba(0, 0, 0, 0.34),
    0 0 0 4px rgba(255, 218, 155, 0.1),
    0 0 30px rgba(255, 174, 83, 0.18);
}

.choice-card.is-correct-selected {
  border-color: rgba(201, 255, 196, 0.72);
  background:
    radial-gradient(circle at 50% 0%, rgba(201, 255, 196, 0.18), transparent 38%),
    rgba(96, 160, 78, 0.14);
}

.choice-card.is-magical-transforming,
.choice-card.is-hover-active {
  border-color: rgba(255, 241, 201, 0.96);
  background:
    radial-gradient(circle at 50% 0%, rgba(255, 241, 201, 0.34), transparent 42%),
    radial-gradient(circle at 50% 50%, rgba(255, 207, 120, 0.20), transparent 58%),
    rgba(255, 209, 138, 0.18);
  box-shadow:
    0 18px 42px rgba(0, 0, 0, 0.36),
    0 0 0 4px rgba(255, 218, 155, 0.12),
    0 0 38px rgba(255, 199, 115, 0.34),
    0 0 70px rgba(255, 244, 207, 0.16);
}

.choice-card.is-magical-transforming {
  animation: choiceMagicPulse 760ms var(--ease-bounce-soft);
}

.choice-card.is-hover-active .choice-image,
.choice-card.is-magical-transforming .choice-image {
  transform: scale(1.055);
  filter: brightness(1.13) saturate(1.16) drop-shadow(0 0 14px rgba(255, 241, 201, 0.32));
}

.choice-card.is-hover-active .choice-label,
.choice-card.is-magical-transforming .choice-label {
  color: #fff8e8;
  text-shadow: 0 0 12px rgba(255, 218, 155, 0.28);
}

.choice-magic-sparkles {
  position: absolute;
  inset: 0;
  z-index: 5;
  pointer-events: none;
  overflow: visible;
}

.choice-magic-sparkle {
  position: absolute;
  top: 50%;
  left: 50%;
  width: var(--spark-size, 6px);
  height: var(--spark-size, 6px);
  border-radius: 999px;
  background:
    radial-gradient(circle, #fffaf0 0%, #ffe3a2 42%, rgba(255, 181, 91, 0) 72%);
  box-shadow:
    0 0 8px rgba(255, 244, 207, 0.92),
    0 0 18px rgba(255, 188, 94, 0.48);
  opacity: 0;
  transform: translate3d(-50%, -50%, 0) scale(0.4);
  animation: choiceSparkleBurst 820ms var(--ease-out) var(--spark-delay, 0ms) forwards;
}

.choice-card.is-wrong-flash {
  animation: choiceWrongFlash 420ms var(--ease-standard);
}

.choice-card.is-resetting {
  opacity: 0.72;
  transform: scale(0.98);
}

.choice-image-wrap {
  position: relative;
  width: 100%;
  max-width: 100%;
  aspect-ratio: 1;
  overflow: hidden;
  border-radius: clamp(12px, 4vw, 18px);
  background: rgba(255, 244, 226, 0.06);
}

.choice-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: inherit;
  transition:
    opacity var(--duration-base) var(--ease-standard),
    transform var(--duration-base) var(--ease-standard),
    filter var(--duration-base) var(--ease-standard);
}

.choice-card:hover .choice-image,
.choice-card:focus-visible .choice-image,
.choice-card.is-selected .choice-image {
  transform: scale(1.035);
  filter: brightness(1.05) saturate(1.06);
}

.choice-label {
  width: 100%;
  max-width: 100%;
  min-height: 2.4em;
  color: var(--color-text-soft);
  font-size: clamp(0.86rem, 3.4vw, 1rem);
  font-weight: 600;
  line-height: 1.18;
  text-align: center;
  overflow-wrap: anywhere;
}

.choice-card.is-selected .choice-label {
  color: #fff6e8;
}

.choice-progress {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px;
  width: 100%;
  max-width: 100%;
  color: var(--color-text-soft);
  font-size: var(--font-size-sm);
  text-align: center;
}

.choice-progress-pill {
  padding: 4px 9px;
  border: 1px solid rgba(255, 218, 155, 0.24);
  border-radius: var(--radius-round);
  background: rgba(0, 0, 0, 0.25);
}

.choice-progress-pill.is-active {
  border-color: rgba(255, 218, 155, 0.68);
  color: var(--color-gold);
}

@keyframes choiceMagicPulse {
  0% {
    transform: translate3d(0, 0, 0) scale(1);
    filter: brightness(1);
  }

  35% {
    transform: translate3d(0, -4px, 0) scale(1.045);
    filter: brightness(1.18) saturate(1.15);
  }

  100% {
    transform: translate3d(0, 0, 0) scale(1.01);
    filter: brightness(1.06) saturate(1.08);
  }
}

@keyframes choiceSparkleBurst {
  0% {
    opacity: 0;
    transform: translate3d(-50%, -50%, 0) scale(0.4);
  }

  18% {
    opacity: 1;
  }

  100% {
    opacity: 0;
    transform: translate3d(calc(-50% + var(--spark-x)), calc(-50% + var(--spark-y)), 0) scale(1.15);
  }
}

@keyframes choiceWrongFlash {
  0%, 100% {
    transform: translate3d(0, 0, 0);
    border-color: rgba(255, 183, 168, 0.42);
  }

  25% {
    transform: translate3d(-3px, 0, 0);
    border-color: rgba(255, 183, 168, 0.92);
  }

  50% {
    transform: translate3d(3px, 0, 0);
  }

  75% {
    transform: translate3d(-2px, 0, 0);
  }
}

@media (max-width: 360px) {
  .choice-grid-screen .screen-inner {
    gap: 10px;
  }

  .choice-grid {
    gap: 8px;
  }

  .choice-card {
    padding: 6px;
    border-radius: var(--radius-md);
  }

  .choice-image-wrap {
    border-radius: 12px;
  }

  .choice-label {
    font-size: 0.86rem;
  }
}

@media (min-width: 700px) {
  .choice-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}