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

body {
  background: #1a1a2e;
  font-family: 'DotGothic16', 'Zen Maru Gothic', monospace;
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 16px;
}

#game-wrapper {
  text-align: center;
  width: 100%;
  max-width: 512px;
}

.game-title {
  font-family: 'DotGothic16', monospace;
  font-size: 20px;
  color: #8a8;
  letter-spacing: 6px;
  margin-bottom: 8px;
}

/* ===== ゲーム画面 ===== */
#screen {
  position: relative;
  width: 100%;
  max-width: 512px;
  height: auto;
  aspect-ratio: 512 / 384;
  background: #000;
  border: 4px solid #444;
  border-radius: 4px;
  overflow: hidden;
  box-shadow: 0 0 30px rgba(0,0,0,0.6), 0 0 8px rgba(100,200,100,0.1);
}

#canvas {
  width: 100%;
  height: 100%;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  display: block;
}

/* ===== ステータスバー ===== */
#status-bar {
  position: absolute;
  top: 0; left: 0; right: 0;
  background: rgba(0,0,0,0.8);
  padding: 4px 10px;
  display: flex;
  gap: 16px;
  font-size: 12px;
  color: #cfc;
  letter-spacing: 1px;
  z-index: 10;
}

#stat-hp { color: #6f6; }
#stat-mp { color: #6cf; }

/* ===== メッセージボックス ===== */
#msg-box {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 80px;
  background: rgba(0,0,20,0.92);
  border-top: 3px solid #668;
  padding: 12px 16px;
  z-index: 20;
}

#msg-text {
  color: #eee;
  font-size: 14px;
  line-height: 1.7;
  letter-spacing: 1px;
}

#msg-indicator {
  position: absolute;
  bottom: 8px; right: 14px;
  color: #88a;
  font-size: 10px;
  animation: blink 1s ease-in-out infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.2; }
}

/* ===== バトル画面 ===== */
#battle-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, #0a0a1e 0%, #1a1a3e 100%);
  z-index: 50;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 16px;
}

#battle-enemy-area {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-top: 16px;
}

#enemy-canvas {
  width: 128px;
  height: 128px;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
}

#enemy-name {
  color: #faa;
  font-size: 14px;
  margin-top: 6px;
  letter-spacing: 2px;
}

#enemy-hp-bar {
  width: 120px;
  height: 8px;
  background: #333;
  border: 1px solid #555;
  border-radius: 4px;
  margin-top: 4px;
  overflow: hidden;
}

#enemy-hp-fill {
  height: 100%;
  background: linear-gradient(90deg, #f44, #f88);
  transition: width 0.3s;
  width: 100%;
}

#battle-log {
  flex: 1;
  width: 100%;
  max-width: 440px;
  color: #ddd;
  font-size: 13px;
  line-height: 1.7;
  padding: 10px 0;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
}

#battle-player-status {
  display: flex;
  gap: 16px;
  font-size: 12px;
  letter-spacing: 1px;
  margin-bottom: 6px;
}

#battle-hp { color: #6f6; }
#battle-mp { color: #6cf; }
#battle-items { color: #fc6; }

#battle-menu {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  width: 280px;
  margin-bottom: 8px;
}

.battle-btn {
  padding: 8px;
  font-family: 'DotGothic16', monospace;
  font-size: 14px;
  color: #cfc;
  background: rgba(40,60,40,0.8);
  border: 2px solid #4a6a4a;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s;
  letter-spacing: 2px;
}

.battle-btn:hover,
.battle-btn.selected {
  background: rgba(60,90,60,0.9);
  border-color: #8c8;
  color: #fff;
}

.battle-btn:active { transform: scale(0.95); }

.battle-btn:disabled {
  opacity: 0.35;
  cursor: default;
}

.battle-btn:disabled:hover {
  background: rgba(40,60,40,0.8);
  border-color: #4a6a4a;
  color: #cfc;
}

/* ===== タイトル画面 ===== */
#title-screen {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, #0a1a0a 0%, #1a2a1a 50%, #0a1a0a 100%);
  z-index: 100;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

#title-logo {
  font-family: 'DotGothic16', monospace;
  font-size: 36px;
  color: #6f6;
  letter-spacing: 8px;
  text-shadow: 0 0 20px rgba(100,255,100,0.3);
  margin-bottom: 8px;
  animation: titlePulse 3s ease-in-out infinite;
}

@keyframes titlePulse {
  0%, 100% { text-shadow: 0 0 10px rgba(100,255,100,0.2); }
  50% { text-shadow: 0 0 25px rgba(100,255,100,0.5); }
}

#title-sub {
  color: #686;
  font-size: 12px;
  letter-spacing: 3px;
  margin-bottom: 28px;
}

#start-btn {
  padding: 10px 32px;
  font-family: 'DotGothic16', monospace;
  font-size: 16px;
  color: #cfc;
  background: transparent;
  border: 2px solid #4a6a4a;
  border-radius: 8px;
  cursor: pointer;
  letter-spacing: 3px;
  transition: all 0.2s;
}

#start-btn:hover {
  background: rgba(60,100,60,0.3);
  border-color: #8c8;
  color: #fff;
}

#title-hint {
  color: #454;
  font-size: 11px;
  margin-top: 16px;
  letter-spacing: 1px;
}

/* ===== 勝利画面 ===== */
#victory-screen {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.85);
  z-index: 100;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

#victory-title {
  font-family: 'DotGothic16', monospace;
  font-size: 28px;
  color: #ffd700;
  letter-spacing: 6px;
  text-shadow: 0 0 20px rgba(255,215,0,0.4);
  margin-bottom: 12px;
}

#victory-sub {
  color: #aa8;
  font-size: 13px;
  margin-bottom: 24px;
  line-height: 1.8;
  text-align: center;
}

#victory-btn {
  padding: 8px 28px;
  font-family: 'DotGothic16', monospace;
  font-size: 14px;
  color: #cfc;
  background: transparent;
  border: 2px solid #4a6a4a;
  border-radius: 8px;
  cursor: pointer;
  letter-spacing: 2px;
  transition: all 0.2s;
}

#victory-btn:hover {
  background: rgba(60,100,60,0.3);
  border-color: #8c8;
}

.hidden { display: none !important; }

/* ===== 画面揺れ ===== */
.shake { animation: shakeAnim 0.2s ease-out; }

@keyframes shakeAnim {
  0% { transform: translateX(0); }
  25% { transform: translateX(-3px); }
  50% { transform: translateX(3px); }
  75% { transform: translateX(-2px); }
  100% { transform: translateX(0); }
}

@media (max-width: 540px) {
  body {
    align-items: flex-start;
    padding: 8px 8px 0;
    min-height: 100vh;
    min-height: 100dvh;
  }

  #game-wrapper {
    display: flex;
    flex-direction: column;
    width: 100%;
    padding-top: 28px;
  }

  .game-title {
    font-size: 16px;
    margin-bottom: 4px;
  }

  #screen { width: 100%; height: auto; aspect-ratio: 512 / 384; }
  #canvas { width: 100%; height: 100%; }
  #status-bar { font-size: 10px; padding: 3px 6px; }
  #msg-box { height: 60px; padding: 8px 10px; }
  #msg-text { font-size: 11px; }
  .battle-btn { font-size: 12px; padding: 6px; }
  #battle-menu { width: 220px; }
  #enemy-canvas { width: 80px; height: 80px; }
  #title-logo { font-size: 24px; }
}

/* ===== モバイル操作パッド ===== */
#mobile-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
  width: 100%;
  max-width: 512px;
  margin-top: 8px;
}

#dpad {
  display: grid;
  grid-template-areas:
    ". up ."
    "left . right"
    ". down .";
  gap: 4px;
  width: 130px;
  height: 130px;
}

#dpad-up { grid-area: up; }
#dpad-left { grid-area: left; }
#dpad-right { grid-area: right; }
#dpad-down { grid-area: down; }

.dpad-btn {
  width: 42px;
  height: 42px;
  border-radius: 8px;
  border: 2px solid #4a6a4a;
  background: rgba(40,60,40,0.8);
  color: #cfc;
  font-size: 18px;
  font-family: 'DotGothic16', monospace;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  user-select: none;
  -webkit-user-select: none;
  touch-action: manipulation;
}

.dpad-btn:active {
  background: rgba(60,100,60,0.9);
  border-color: #8c8;
}

#action-btn {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  border: 3px solid #4a6a4a;
  background: rgba(40,60,40,0.8);
  color: #cfc;
  font-size: 20px;
  font-weight: 900;
  font-family: 'DotGothic16', monospace;
  cursor: pointer;
  user-select: none;
  -webkit-user-select: none;
  touch-action: manipulation;
}

#action-btn:active {
  background: rgba(60,100,60,0.9);
  border-color: #8c8;
}

#mobile-controls.hidden { display: none !important; }

@media (max-width: 540px) {
  #mobile-controls {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    max-width: 100%;
    padding: 12px 24px 16px;
    background: linear-gradient(180deg, rgba(26,26,46,0) 0%, rgba(26,26,46,0.95) 20%);
    margin-top: 0;
    justify-content: space-around;
  }
  .dpad-btn { width: 40px; height: 40px; font-size: 16px; }
  #dpad { width: 120px; height: 120px; }
  #action-btn { width: 58px; height: 58px; font-size: 18px; }
}

/* ===== トップに戻るリンク ===== */
.back-to-top-link {
  position: fixed;
  top: 12px;
  left: 12px;
  font-family: 'DotGothic16', monospace;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.4);
  text-decoration: none;
  z-index: 300;
  transition: color 0.2s;
}
.back-to-top-link:hover {
  color: #8c8;
}