/* ===========================
   English Adventure — game.css
   게임·애니메이션 전용 스타일
   =========================== */

/* 탐험 맵 */
.map-container {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, #87CEEB 0%, #98FB98 100%);
  min-height: 400px;
}

.map-region {
  position: absolute;
  display: flex;
  flex-direction: column;
  align-items: center;
  cursor: pointer;
  transition: transform 0.2s;
}

.map-region:hover { transform: scale(1.1); }

.map-region.locked { filter: grayscale(1) opacity(0.5); cursor: not-allowed; }

.map-region .region-icon {
  font-size: 48px;
  filter: drop-shadow(0 4px 4px rgba(0,0,0,0.2));
}

.map-region .region-name {
  font-size: 12px;
  font-weight: 700;
  background: rgba(255,255,255,0.9);
  padding: 2px 8px;
  border-radius: var(--radius-full);
  margin-top: 4px;
}

/* 퀴즈 선택지 */
.quiz-options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--gap-md);
  margin-top: var(--gap-lg);
}

.quiz-option {
  padding: var(--gap-md);
  border-radius: var(--radius-md);
  border: 3px solid #e0e0e0;
  background: var(--color-surface);
  font-size: var(--font-size);
  font-weight: 700;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s, transform 0.1s;
  text-align: center;
}

.quiz-option:active { transform: scale(0.97); }
.quiz-option.correct { border-color: var(--color-success); background: #e8f5e9; }
.quiz-option.wrong   { border-color: var(--color-accent);  background: #fde8e8; }
.quiz-option:hover:not(.correct):not(.wrong) { border-color: var(--color-primary); }

/* 단어 폭탄 미니게임 */
.bomb-game {
  position: relative;
  height: 400px;
  background: linear-gradient(180deg, #1a1a2e 0%, #16213e 100%);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.falling-word {
  position: absolute;
  background: var(--color-secondary);
  color: #fff;
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-weight: 700;
  animation: fall linear forwards;
  cursor: pointer;
}

@keyframes fall {
  from { top: -60px; }
  to   { top: 110%; }
}

/* 빙고판 */
.bingo-board {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--gap-sm);
  padding: var(--gap-md);
}

.bingo-cell {
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  font-weight: 700;
  font-size: 13px;
  cursor: pointer;
  border: 2px solid transparent;
  transition: background 0.2s, border-color 0.2s;
}

.bingo-cell.marked   { background: var(--color-primary); color: #fff; }
.bingo-cell.bingo    { background: var(--color-secondary); color: #fff; animation: pulse 0.5s; }
.bingo-cell:hover    { border-color: var(--color-primary); }

/* 캐릭터 표시 */
.character-display {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--gap-sm);
}

.character-avatar {
  width: 100px;
  height: 100px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 48px;
  box-shadow: var(--shadow-md);
  border: 4px solid #fff;
}

/* 레벨업 애니메이션 */
.level-up-effect {
  animation: levelUp 0.8s ease-out forwards;
}

@keyframes levelUp {
  0%   { transform: scale(1);    opacity: 1; }
  50%  { transform: scale(1.3);  opacity: 1; }
  100% { transform: scale(1);    opacity: 1; }
}

/* 정답/오답 피드백 */
.feedback-correct {
  animation: correctFlash 0.5s ease;
}

.feedback-wrong {
  animation: wrongShake 0.5s ease;
}

@keyframes correctFlash {
  0%, 100% { background: var(--color-surface); }
  50%      { background: #e8f5e9; }
}

@keyframes wrongShake {
  0%, 100% { transform: translateX(0); }
  25%      { transform: translateX(-8px); }
  75%      { transform: translateX(8px); }
}

/* 스트릭 불꽃 */
.streak-flame {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: var(--font-size-lg);
  animation: flicker 1.5s infinite alternate;
}

@keyframes flicker {
  from { filter: brightness(1); }
  to   { filter: brightness(1.3) saturate(1.5); }
}

/* 파티클 효과 */
.particle {
  position: fixed;
  pointer-events: none;
  font-size: 24px;
  animation: particleFly 1s ease-out forwards;
  z-index: 999;
}

@keyframes particleFly {
  0%   { transform: translateY(0) scale(1);   opacity: 1; }
  100% { transform: translateY(-80px) scale(0); opacity: 0; }
}

/* 펄스 */
@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50%      { transform: scale(1.05); }
}