* { margin: 0; padding: 0; box-sizing: border-box; }

html, body {
  width: 100%; height: 100%;
  overscroll-behavior: none;
}

body {
  background: #0a0a12;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100vw;
  height: 100dvh;
  overflow: hidden;
  font-family: 'Segoe UI', 'Malgun Gothic', sans-serif;
  user-select: none;
  -webkit-user-select: none;
  -webkit-tap-highlight-color: transparent;
  touch-action: none;
}

/* ── 가로 모드 (기본) ──────────────────────────────────── */
#gameWrap {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
}

#gameCanvas {
  display: block;
  image-rendering: pixelated;
  cursor: none;
  max-width: 100%;
  max-height: 100%;
  touch-action: none;
}

#ui {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  pointer-events: none;
}

/* ── 가상 조이스틱 ─────────────────────────────────────── */
#joystick {
  display: none;
  position: absolute;
  bottom: 80px;
  left: 40px;
  width: 130px;
  height: 130px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  border: 2px solid rgba(255,255,255,0.25);
  pointer-events: all;
  touch-action: none;
  z-index: 5;
}
#joystickKnob {
  position: absolute;
  top: 50%; left: 50%;
  width: 58px; height: 58px;
  margin: -29px 0 0 -29px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, #8866ff, #4433aa);
  border: 2px solid rgba(255,255,255,0.4);
  box-shadow: 0 0 18px rgba(120,80,255,0.5);
  pointer-events: none;
  transition: background 0.2s;
}
body.is-touch #joystick { display: block; }

/* ── 세로 모드 (portrait) 전용 레이아웃 ─────────────────── */
@media screen and (orientation: portrait) {
  body {
    overflow: hidden;
  }

  /* 게임 영역: 화면 전체를 차지하고 초과 부분(캔버스 좌우) 클리핑 */
  #gameWrap {
    position: relative;
    width: 100vw;
    height: 100dvh;
    overflow: hidden;
    justify-content: center;
    align-items: center;
  }

  /* 캔버스 크기/위치는 fitCanvas() JS에서 처리 */
  #gameCanvas {
    max-width: none !important;
    max-height: none !important;
  }

  /* 조이스틱: 화면 하단 중앙, 게임 화면 위에 겹침 */
  body.is-touch #joystick {
    position: fixed !important;
    bottom: 56px !important;
    top: auto !important;
    left: 50% !important;
    transform: translateX(-50%) !important;
    width: 160px;
    height: 160px;
  }
  body.is-touch #joystickKnob {
    width: 70px;
    height: 70px;
    margin: -35px 0 0 -35px;
  }
}

/* Level up overlay */
#levelUpOverlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.75);
  justify-content: center;
  align-items: center;
  flex-direction: column;
  pointer-events: all;
  z-index: 10;
  animation: fadeIn 0.2s ease;
  padding: 1rem;
  overflow-y: auto;
}
#levelUpOverlay.active { display: flex; }

@keyframes fadeIn { from { opacity:0; transform: scale(0.95); } to { opacity:1; transform:scale(1); } }

#levelUpTitle {
  font-size: clamp(1.2rem, 4.5vw, 2.2rem);
  font-weight: 900;
  color: #ffe066;
  text-shadow: 0 0 20px #ffaa00, 0 0 40px #ff6600;
  margin-bottom: 1.4rem;
  letter-spacing: 2px;
}

#levelUpCards {
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
  justify-content: center;
  max-width: 100%;
}

.upgrade-card {
  background: linear-gradient(145deg, #1a1a2e, #16213e);
  border: 2px solid #444;
  border-radius: 14px;
  padding: 1rem 0.9rem;
  width: min(200px, 42vw);
  cursor: pointer;
  transition: all 0.18s ease;
  text-align: center;
  pointer-events: all;
}
.upgrade-card:hover {
  border-color: #ffe066;
  transform: translateY(-6px) scale(1.04);
  box-shadow: 0 0 24px rgba(255,220,80,0.35);
}
.upgrade-card .card-icon { font-size: 2.8rem; margin-bottom: 0.5rem; }
.upgrade-card .card-name { font-size: 1.1rem; font-weight: 700; color: #fff; margin-bottom: 0.3rem; }
.upgrade-card .card-level { font-size: 0.78rem; color: #ffe066; margin-bottom: 0.5rem; }
.upgrade-card .card-desc { font-size: 0.82rem; color: #aab; line-height: 1.4; }
.upgrade-card.rarity-common { border-color: #7777aa; }
.upgrade-card.rarity-rare { border-color: #4499ff; }
.upgrade-card.rarity-epic { border-color: #cc44ff; }

/* Character select */
#charSelectOverlay {
  display: flex;
  position: fixed;
  inset: 0;
  background: radial-gradient(ellipse at center, #0d0d20 0%, #050508 100%);
  justify-content: flex-start;
  align-items: center;
  flex-direction: column;
  pointer-events: all;
  z-index: 20;
  padding: 1.2rem 0.8rem 1.2rem;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

#charSelectTitle {
  font-size: clamp(1.6rem, 6vw, 2.8rem);
  font-weight: 900;
  color: #fff;
  text-shadow: 0 0 30px #8866ff;
  margin-bottom: 0.3rem;
  letter-spacing: 2px;
  text-align: center;
}
#charSelectSub {
  font-size: clamp(0.75rem, 2.8vw, 1rem);
  color: #8888bb;
  margin-bottom: 1.2rem;
  text-align: center;
  padding: 0 1rem;
}

#charCards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 0.9rem;
  justify-content: center;
  margin-bottom: 1.4rem;
  width: 100%;
  max-width: 900px;
  padding: 0 0.4rem;
}

.char-card {
  background: linear-gradient(145deg, #12122a, #1a1a3e);
  border: 2px solid #333355;
  border-radius: 14px;
  padding: 1rem 0.8rem;
  width: 100%;
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.char-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 30%, var(--char-color-alpha), transparent 70%);
  opacity: 0;
  transition: opacity 0.2s;
}
.char-card:hover::before, .char-card.selected::before { opacity: 1; }
.char-card:hover, .char-card.selected {
  border-color: var(--char-color);
  transform: translateY(-8px);
  box-shadow: 0 8px 32px var(--char-color-shadow);
}
.char-card canvas { display: block; margin: 0 auto 0.8rem; }
.char-gif {
  display: block;
  margin: 0 auto 0.8rem;
  height: 90px;
  width: auto;
  image-rendering: pixelated;
  object-fit: contain;
}
.char-card .char-name { font-size: 1.5rem; font-weight: 900; color: #fff; }
.char-card .char-subtitle { font-size: 0.88rem; color: var(--char-color); font-weight: 700; margin-bottom: 0.5rem; }
.char-card .char-desc { font-size: 0.78rem; color: #9999bb; line-height: 1.4; margin-bottom: 0.8rem; }
.char-card .char-stats { display: flex; justify-content: space-around; }
.char-card .stat { text-align: center; }
.char-card .stat-label { font-size: 0.65rem; color: #7777aa; }
.char-card .stat-bar { width: 44px; height: 5px; background: #222; border-radius: 3px; margin-top: 2px; }
.char-card .stat-fill { height: 100%; border-radius: 3px; background: var(--char-color); transition: width 0.3s; }

#startBtn {
  background: linear-gradient(135deg, #4455ff, #aa44ff);
  border: none;
  border-radius: 10px;
  padding: 0.9rem 3rem;
  font-size: clamp(1rem, 3.5vw, 1.3rem);
  font-weight: 900;
  color: #fff;
  cursor: pointer;
  letter-spacing: 2px;
  transition: all 0.2s;
  box-shadow: 0 0 24px rgba(120,80,255,0.5);
  pointer-events: all;
  margin-top: auto;
  position: sticky;
  bottom: 0.5rem;
}
#startBtn:hover {
  transform: scale(1.05);
  box-shadow: 0 0 40px rgba(120,80,255,0.8);
}
#startBtn:disabled { opacity: 0.4; cursor: not-allowed; transform: none; }

/* Game over / Win overlay */
#endOverlay {
  display: none;
  position: fixed;
  inset: 0;
  padding: 1rem;
  background: rgba(0,0,0,0.82);
  justify-content: center;
  align-items: center;
  flex-direction: column;
  pointer-events: all;
  z-index: 15;
}
#endOverlay.active { display: flex; }
#endTitle { font-size: clamp(2rem, 7vw, 3.5rem); font-weight: 900; margin-bottom: 1rem; text-align: center; }
#endStats { color: #ccc; font-size: clamp(0.85rem, 2.8vw, 1rem); margin-bottom: 1.6rem; text-align: center; line-height: 1.8; }
#retryBtn {
  background: linear-gradient(135deg, #ff4455, #ff8800);
  border: none; border-radius: 10px;
  padding: 0.8rem 2.5rem;
  font-size: 1.1rem; font-weight: 700;
  color: #fff; cursor: pointer;
  transition: all 0.2s;
}
#retryBtn:hover { transform: scale(1.05); }