#wp-tetris-overlay {
  position: fixed;
  inset: 0;
  z-index: 999999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(12, 28, 4, 0.72);
  font-family: "Trebuchet MS", "Lucida Grande", sans-serif;
}

.wp-tetris-board {
  position: relative;
  display: grid;
  grid-template-columns: repeat(var(--wp-tetris-cols), 24px);
  grid-template-rows: repeat(var(--wp-tetris-rows), 24px);
  gap: 1px;
  padding: 10px;
  background: rgba(0, 0, 0, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 10px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.55);
}

.wp-tetris-board--flash::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 10px;
  background: rgba(251, 116, 251, 0.35);
  animation: wp-tetris-flash 200ms ease-out;
  pointer-events: none;
}

@keyframes wp-tetris-flash {
  0% {
    opacity: 1;
  }
  100% {
    opacity: 0;
  }
}

.wp-tetris-particle {
  position: fixed;
  left: 0;
  top: 0;
  border-radius: 2px;
  pointer-events: none;
  z-index: 1000004;
  will-change: transform, opacity;
  animation: wp-tetris-particle-burst 600ms ease-out forwards;
}

@keyframes wp-tetris-particle-burst {
  0% {
    transform: translate(-50%, -50%) rotate(0deg) scale(1);
    opacity: 1;
  }
  100% {
    transform: translate(calc(-50% + var(--wp-tetris-particle-dx)), calc(-50% + var(--wp-tetris-particle-dy)))
      rotate(var(--wp-tetris-particle-rot)) scale(0.3);
    opacity: 0;
  }
}

.wp-tetris-cell {
  position: relative;
  width: 24px;
  height: 24px;
}

.wp-tetris-corner {
  position: absolute;
  width: 40%;
  height: 40%;
  border-style: solid;
  border-width: 2px;
  border-color: rgba(12, 28, 4, 0.55);
  transition: border-color 0.1s ease;
}

.wp-tetris-cell--filled .wp-tetris-corner {
  border-color: var(--wp-tetris-cell-color, #cdf40b);
}

.wp-tetris-corner--tl {
  top: 1px;
  left: 1px;
  border-right: none;
  border-bottom: none;
  border-top-left-radius: 5px;
}

.wp-tetris-corner--tr {
  top: 1px;
  right: 1px;
  border-left: none;
  border-bottom: none;
  border-top-right-radius: 5px;
}

.wp-tetris-corner--bl {
  bottom: 1px;
  left: 1px;
  border-right: none;
  border-top: none;
  border-bottom-left-radius: 5px;
}

.wp-tetris-corner--br {
  bottom: 1px;
  right: 1px;
  border-left: none;
  border-top: none;
  border-bottom-right-radius: 5px;
}

.wp-tetris-hud {
  position: fixed;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 20px;
  background: rgba(0, 0, 0, 0.75);
  color: #fff;
  padding: 8px 18px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 15px;
  z-index: 1000002;
}

.wp-tetris-hud-level-value,
.wp-tetris-hud-score-value {
  color: #cdf40b;
}

.wp-tetris-highscores {
  position: fixed;
  top: 16px;
  right: 16px;
  width: 200px;
  background: rgba(0, 0, 0, 0.78);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 10px;
  padding: 12px 14px;
  color: #fff;
  z-index: 1000002;
}

.wp-tetris-highscores h4 {
  margin: 0 0 8px;
  font-size: 13px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #cdf40b;
}

.wp-tetris-highscores ol {
  margin: 0;
  padding: 0 0 0 18px;
  font-size: 13px;
}

.wp-tetris-highscores li {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  padding: 2px 0;
}

.wp-tetris-highscores li span:first-child {
  font-weight: 700;
}

.wp-tetris-highscores li span:last-child {
  color: rgba(255, 255, 255, 0.65);
  font-size: 11px;
}

.wp-tetris-highscore-empty {
  margin: 0;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.65);
}

.wp-tetris-legend {
  position: fixed;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0, 0, 0, 0.75);
  color: #fff;
  padding: 8px 14px;
  border-radius: 6px;
  font-size: 13px;
  max-width: calc(100vw - 32px);
  text-align: center;
  z-index: 1000002;
}

.wp-tetris-actions {
  position: fixed;
  bottom: 16px;
  right: 16px;
  display: flex;
  gap: 8px;
  z-index: 1000002;
}

.wp-tetris-action-btn {
  width: 36px;
  height: 36px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  background: rgba(0, 0, 0, 0.78);
  color: #fff;
  font-size: 18px;
  line-height: 1;
  cursor: pointer;
}

.wp-tetris-action-btn:hover {
  background: rgba(22, 22, 22, 0.95);
}

.wp-tetris-gameover {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  background: rgba(0, 0, 0, 0.6);
  border-radius: 10px;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.wp-tetris-gameover--visible {
  opacity: 1;
}

.wp-tetris-gameover-title {
  color: #ff4800;
  font-size: 26px;
  font-weight: 900;
  letter-spacing: 0.05em;
}

.wp-tetris-gameover-score {
  color: #cdf40b;
  font-size: 16px;
  font-weight: 700;
}