/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --purple:       #7F77DD;
  --purple-dark:  #5A52B8;
  --purple-light: #EEEDFE;
  --purple-mid:   #C5C2F4;
  --white:        #FFFFFF;
  --text:         #2C2A5E;
  --correct:      #4CAF84;
  --wrong:        #E05757;
  --radius:       16px;
  --radius-sm:    10px;
  --shadow:       0 4px 0 rgba(0,0,0,.15);
}

html, body {
  height: 100%;
  font-family: 'Segoe UI', 'Arial Rounded MT Bold', Arial, sans-serif;
  background: var(--purple-light);
  color: var(--text);
  user-select: none;
  -webkit-user-select: none;
  touch-action: manipulation;
}

/* ── Top Bar ── */
#top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--purple);
  color: var(--white);
  padding: 12px 20px;
  font-size: 1.25rem;
  font-weight: 700;
  box-shadow: var(--shadow);
  position: sticky;
  top: 0;
  z-index: 100;
}

#stars-display {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--purple-dark);
  border-radius: 999px;
  padding: 6px 14px;
  font-size: 1.1rem;
  font-weight: 700;
}

/* ── Main ── */
#app {
  min-height: calc(100vh - 58px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 24px 16px 40px;
}

/* ── Level Select ── */
#level-select {
  text-align: center;
  max-width: 520px;
  width: 100%;
}

#level-select h1 {
  font-size: 2rem;
  color: var(--purple-dark);
  margin-bottom: 8px;
}

#level-select p {
  color: var(--purple);
  margin-bottom: 32px;
  font-size: 1.05rem;
}

.level-btn {
  display: flex;
  align-items: center;
  gap: 16px;
  width: 100%;
  background: var(--white);
  border: 3px solid var(--purple-mid);
  border-radius: var(--radius);
  padding: 18px 24px;
  margin-bottom: 16px;
  cursor: pointer;
  text-align: left;
  transition: border-color .15s, transform .1s;
  box-shadow: var(--shadow);
  min-height: 80px;
}

.level-btn:hover, .level-btn:focus-visible {
  border-color: var(--purple);
  transform: translateY(-2px);
  outline: none;
}

.level-btn:active { transform: translateY(0); }

.level-btn .level-icon {
  font-size: 2.2rem;
  flex-shrink: 0;
}

.level-btn .level-info .level-name {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--purple-dark);
}

.level-btn .level-info .level-desc {
  font-size: 0.9rem;
  color: var(--purple);
  margin-top: 2px;
}

.level-btn .level-stars {
  margin-left: auto;
  font-size: 1.1rem;
  white-space: nowrap;
  color: #f0b429;
}

/* ── Game Board ── */
#game-board {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  width: 100%;
  max-width: 560px;
}

#game-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

#back-btn {
  background: var(--white);
  border: 3px solid var(--purple-mid);
  border-radius: var(--radius-sm);
  padding: 8px 16px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--purple-dark);
  cursor: pointer;
  min-height: 48px;
  box-shadow: var(--shadow);
  transition: border-color .15s;
}
#back-btn:hover { border-color: var(--purple); }

#progress-label {
  font-size: 1rem;
  color: var(--purple);
  font-weight: 700;
}

/* Creature card */
#creature-card {
  background: var(--white);
  border: 3px solid var(--purple-mid);
  border-radius: var(--radius);
  padding: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  width: 100%;
  box-shadow: var(--shadow);
}

#creature-image {
  width: 140px;
  height: 140px;
  object-fit: contain;
  border-radius: var(--radius-sm);
}

.creature-placeholder {
  width: 140px;
  height: 140px;
  background: var(--purple);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  font-weight: 900;
  color: var(--white);
}

#prompt-text {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--purple-dark);
}

/* Action buttons */
#action-btns {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
}

.action-btn {
  background: var(--white);
  border: 3px solid var(--purple-mid);
  border-radius: var(--radius-sm);
  padding: 10px 18px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--purple-dark);
  cursor: pointer;
  min-height: 48px;
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  gap: 6px;
  transition: border-color .15s, transform .1s;
}
.action-btn:hover { border-color: var(--purple); transform: translateY(-1px); }
.action-btn:active { transform: translateY(0); }

/* ── Letter Slots ── */
#slots-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
}

.letter-slot {
  width: 64px;
  height: 70px;
  border: 3px dashed var(--purple-mid);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  font-weight: 900;
  color: var(--purple-dark);
  background: var(--white);
  transition: border-color .15s, background .15s;
  position: relative;
}

.letter-slot.drag-over {
  border-color: var(--purple);
  background: var(--purple-light);
}

.letter-slot.filled {
  border-style: solid;
  border-color: var(--correct);
  background: #e6f9f2;
  color: #2a7a55;
}

.letter-slot.hint {
  border-style: solid;
  border-color: var(--purple);
  background: var(--purple-light);
  color: var(--purple-dark);
}

/* shake animation for wrong slot */
@keyframes shake {
  0%,100% { transform: translateX(0); }
  20%      { transform: translateX(-8px); }
  40%      { transform: translateX(8px); }
  60%      { transform: translateX(-5px); }
  80%      { transform: translateX(5px); }
}
.letter-slot.wrong {
  border-color: var(--wrong);
  background: #fdeaea;
  animation: shake .35s ease;
}

/* ── Letter Tiles (tray) ── */
#tiles-tray {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
  background: var(--white);
  border: 3px solid var(--purple-mid);
  border-radius: var(--radius);
  padding: 16px;
  width: 100%;
  min-height: 96px;
  box-shadow: var(--shadow);
}

.letter-tile {
  width: 64px;
  height: 70px;
  background: var(--purple);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  font-weight: 900;
  color: var(--white);
  cursor: grab;
  box-shadow: var(--shadow);
  transition: opacity .2s, transform .1s;
  touch-action: none;
}

.letter-tile:active { cursor: grabbing; transform: scale(1.08); }

.letter-tile.dragging {
  opacity: 0.4;
  cursor: grabbing;
}

.letter-tile.used {
  opacity: 0;
  pointer-events: none;
}

/* ── Win Animation ── */
#win-overlay {
  position: fixed;
  inset: 0;
  background: rgba(127,119,221,.92);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 200;
  gap: 20px;
  animation: flashIn .25s ease;
}

@keyframes flashIn {
  from { opacity: 0; transform: scale(.9); }
  to   { opacity: 1; transform: scale(1); }
}

#win-overlay .win-emoji {
  font-size: 5rem;
  animation: bounce .5s ease infinite alternate;
}

@keyframes bounce {
  from { transform: translateY(0); }
  to   { transform: translateY(-16px); }
}

#win-overlay .win-message {
  font-size: 2rem;
  font-weight: 900;
  color: var(--white);
  text-align: center;
  text-shadow: 0 2px 0 rgba(0,0,0,.2);
}

#win-overlay .win-stars {
  font-size: 2.5rem;
  letter-spacing: 6px;
}

/* ── Responsive ── */
@media (max-width: 400px) {
  #creature-image, .creature-placeholder { width: 110px; height: 110px; }
}