/**
 * Wordiary - Grid & Keyboard Stylesheet
 * Handles responsive layout, tile transitions, and keyframe animations.
 */

/* ==========================================================================
   Grid & Tile Components
   ========================================================================== */

word-grid {
  display: flex;
  flex-direction: column;
  gap: 6px;
  width: 100%;
  max-width: 350px;
  margin: 0 auto;
}

grid-row {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 6px;
  width: 100%;
}

grid-tile {
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: clamp(1.4rem, 4vw, 2rem);
  font-weight: 800;
  text-transform: uppercase;
  color: var(--color-text);
  background-color: transparent;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-sm);
  user-select: none;
  transition: border-color 0.1s ease;
  perspective: 1000px;
}

/* Typing State (letter entered, waiting for enter) */
grid-tile[data-status="typing"] {
  border-color: var(--color-border-typing);
}

/* Evaluated States */
grid-tile[data-status="correct"] {
  background-color: var(--color-correct);
  border-color: var(--color-correct);
  color: #ffffff;
}

grid-tile[data-status="present"] {
  background-color: var(--color-present);
  border-color: var(--color-present);
  color: #ffffff;
}

grid-tile[data-status="absent"] {
  background-color: var(--color-absent);
  border-color: var(--color-absent);
  color: #ffffff;
}

/* Pop animation on entering a letter */
grid-tile.pop {
  animation: popIn 0.12s ease-out;
}

/* Flip animation when revealing answers */
grid-tile.flipping {
  animation: flipTile 0.5s ease-in-out;
}

/* Shake row on invalid guess */
grid-row.row-shake {
  animation: shakeRow 0.55s ease-in-out;
}

/* Winning row bounce celebration */
grid-tile.bounce-win {
  animation: bounceWin 0.9s ease-in-out;
}

/* Keyframes */
@keyframes popIn {
  0% { transform: scale(0.92); }
  50% { transform: scale(1.1); }
  100% { transform: scale(1); }
}

@keyframes flipTile {
  0% { transform: rotateX(0deg); }
  50% { transform: rotateX(90deg); }
  100% { transform: rotateX(0deg); }
}

@keyframes shakeRow {
  10%, 90% { transform: translateX(-3px); }
  20%, 80% { transform: translateX(5px); }
  30%, 50%, 70% { transform: translateX(-6px); }
  40%, 60% { transform: translateX(6px); }
  100% { transform: translateX(0); }
}

@keyframes bounceWin {
  0%, 20% { transform: translateY(0); }
  40% { transform: translateY(-22px); }
  55% { transform: translateY(0); }
  70% { transform: translateY(-8px); }
  85% { transform: translateY(0); }
  100% { transform: translateY(0); }
}

/* ==========================================================================
   Virtual Keyboard
   ========================================================================== */

game-keyboard {
  width: 100%;
  max-width: 500px;
  margin: 0 auto;
}

.keyboard-container {
  display: flex;
  flex-direction: column;
  gap: 6px;
  width: 100%;
}

.keyboard-row {
  display: flex;
  justify-content: center;
  gap: 5px;
  width: 100%;
  touch-action: manipulation;
}

button.key {
  height: clamp(48px, 6.5vh, 58px);
  flex: 1;
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-key-bg);
  color: var(--color-text-inverse);
  border: none;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: clamp(0.85rem, 2.5vw, 1.15rem);
  font-weight: 700;
  cursor: pointer;
  user-select: none;
  -webkit-user-select: none;
  transition: background-color 0.15s ease, transform 0.08s ease;
  padding: 0;
}

button.key:hover {
  background-color: var(--color-key-bg-hover);
}

button.key:active {
  transform: scale(0.94);
}

button.key.key-action {
  flex: 1.45;
  background-color: var(--color-key-action);
  font-size: clamp(0.7rem, 2vw, 0.85rem);
  font-weight: 700;
  letter-spacing: 0.04em;
}

button.key.key-action:hover {
  background-color: #6a6c6e;
}

/* Keyboard Evaluated Color Feedback */
button.key[data-status="correct"] {
  background-color: var(--color-correct) !important;
  color: #ffffff !important;
}

button.key[data-status="present"] {
  background-color: var(--color-present) !important;
  color: #ffffff !important;
}

button.key[data-status="absent"] {
  background-color: var(--color-absent) !important;
  color: #787c7e !important;
  opacity: 0.8;
}

/* Mobile fine-tuning */
@media (max-width: 380px) {
  .keyboard-row {
    gap: 3px;
  }
  button.key {
    font-size: 0.8rem;
    height: 48px;
  }
  button.key.key-action {
    flex: 1.35;
    font-size: 0.65rem;
  }
}