.pitchheight-wrapper {
  max-width: 960px;
  margin: 0 auto 32px;
  padding: 16px;
  background: #f8fbff;
  border-radius: 16px;
  box-shadow: 0 14px 32px rgba(31, 70, 128, 0.12);
}

.pitchheight-hud {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  justify-content: center;
  margin-bottom: 18px;
}

.pitchheight-stat {
  display: flex;
  gap: 6px;
  align-items: baseline;
  font-size: 0.95rem;
  color: #1f2f50;
}

.pitchheight-stat strong {
  font-size: 1.2rem;
}

.pitchheight-controls {
  display: flex;
  gap: 12px;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 22px;
}

#pitchheightStart {
  background: #2563eb;
  box-shadow: 0 8px 18px rgba(37, 99, 235, 0.18);
}

#pitchheightStart:hover {
  background: #1d4ed8;
  box-shadow: 0 10px 22px rgba(29, 78, 216, 0.2);
  transform: translateY(-2px);
}

#pitchheightStart:focus-visible {
  outline: 3px solid rgba(37, 99, 235, 0.25);
  outline-offset: 3px;
}

#pitchheightReset {
  background: #475569;
  box-shadow: 0 6px 16px rgba(71, 85, 105, 0.2);
}

#pitchheightReset:hover {
  background: #334155;
  box-shadow: 0 8px 20px rgba(51, 65, 85, 0.22);
  transform: translateY(-2px);
}

#pitchheightReset:focus-visible {
  outline: 3px solid rgba(51, 65, 85, 0.3);
  outline-offset: 3px;
}

#pitchheightListen {
  background: #0ea5e9;
  box-shadow: 0 8px 18px rgba(14, 165, 233, 0.22);
}

#pitchheightListen:hover {
  background: #0284c7;
  box-shadow: 0 10px 24px rgba(2, 132, 199, 0.24);
  transform: translateY(-2px);
}

#pitchheightListen:focus-visible {
  outline: 3px solid rgba(14, 165, 233, 0.28);
  outline-offset: 3px;
}

.pitchheight-prompt {
  max-width: 520px;
  margin: 0 auto 16px;
  padding: 12px 16px;
  border-radius: 12px;
  background: rgba(31, 70, 128, 0.07);
  color: #14325c;
  font-weight: 600;
  text-align: center;
  min-height: 48px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.pitchheight-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 18px;
  margin-bottom: 20px;
}

.pitchheight-card {
  position: relative;
  border: 3px solid transparent;
  border-radius: 18px;
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.94), rgba(227, 238, 255, 0.9));
  padding: 16px 14px 20px;
  min-height: 220px;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.pitchheight-card:focus-visible {
  outline: none;
  border-color: #1f5ec4;
  box-shadow: 0 0 0 4px rgba(31, 94, 196, 0.2);
}

.pitchheight-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(31, 70, 128, 0.2);
}

.pitchheight-card.is-disabled {
  cursor: default;
  opacity: 0.75;
  pointer-events: none;
  transform: none;
  box-shadow: none;
}

.pitchheight-card__grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  height: 160px;
}

.pitchheight-card__slot {
  position: relative;
  border-radius: 10px;
  background: rgba(20, 50, 92, 0.08);
  overflow: hidden;
}

.pitchheight-card__line {
  position: absolute;
  left: 14%;
  width: 72%;
  height: 6px;
  border-radius: 6px;
  background: linear-gradient(135deg, #2f6fe0, #6ad0ff);
  box-shadow: 0 6px 18px rgba(39, 111, 208, 0.25);
  transform: translateZ(0);
}

.pitchheight-card__line::after {
  content: '';
  position: absolute;
  width: 0px;
  height: 0px;
  border-radius: 50%;
  right: -8px;
  top: 50%;
  transform: translateY(-50%);
  background: #1f55c6;
  box-shadow: 0 3px 8px rgba(31, 85, 198, 0.35);
}

.pitchheight-card[data-state="correct"] {
  border-color: #1f9e51;
  box-shadow: 0 12px 28px rgba(31, 158, 81, 0.35);
}

.pitchheight-card[data-state="wrong"] {
  border-color: #d33c3c;
  box-shadow: 0 12px 28px rgba(211, 60, 60, 0.3);
}

.pitchheight-feedback {
  min-height: 32px;
  text-align: center;
  font-size: 1rem;
  color: #1b2e4d;
  font-weight: 500;
}

@media (max-width: 640px) {
  .pitchheight-wrapper {
    padding: 12px;
  }

  .pitchheight-card {
    min-height: 190px;
  }
}