/* View Transitions API — ホラーシーン遷移 */
@view-transition {
  navigation: auto;
}

::view-transition-old(root),
::view-transition-new(root) {
  animation-duration: 0.6s;
}

::view-transition-old(root) {
  animation-name: horrorFadeOut;
}

::view-transition-new(root) {
  animation-name: horrorFadeIn;
}

@keyframes horrorFadeOut {
  to { filter: brightness(0) contrast(200%); opacity: 0; }
}

@keyframes horrorFadeIn {
  from { filter: brightness(2) contrast(50%); opacity: 0; }
  to { filter: brightness(1) contrast(100%); opacity: 1; }
}

/* Canvas グリッチオーバーレイ */
#horrorGlitchCanvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 2000;
  opacity: 0;
  transition: opacity 0.3s ease;
  mix-blend-mode: screen;
}

#horrorGlitchCanvas.active {
  opacity: 1;
}

/* ミュートボタン */
#muteBtn {
  position: fixed;
  top: max(12px, env(safe-area-inset-top));
  right: max(12px, env(safe-area-inset-right));
  z-index: 3000;
  width: 48px;
  height: 48px;
  padding: 0;
  min-width: 48px;
  min-height: 48px;
  font-size: 1.4rem;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.75);
  border: 2px solid rgba(74, 144, 226, 0.6);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.5);
  transition: transform 0.08s ease, opacity 0.08s ease;
}

#muteBtn:active {
  transform: scale(0.92);
  opacity: 0.85;
}

/* 基本設定 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
  -webkit-touch-callout: none;
  touch-action: none;
  -webkit-user-select: none;
  user-select: none;
  -webkit-user-drag: none;
}

/* iOS対応 */
html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  overscroll-behavior: none;
}

html {
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* タッチ操作の改善 */
button, .work-btn {
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
  touch-action: manipulation;
}

/* イベント絵文字表示エリア */
#eventEmojiArea {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 999;
}

/* 絵文字が浮かび上がるアニメーション */
@keyframes emojiFloat {
  0% {
    opacity: 0;
    transform: translateY(50px) scale(0.5);
    filter: blur(10px);
  }
  20% {
    opacity: 1;
    transform: translateY(0) scale(1.2);
    filter: blur(0);
  }
  50% {
    transform: translateY(-30px) scale(1.3);
    filter: drop-shadow(0 0 20px rgba(255, 255, 255, 0.8));
  }
  80% {
    opacity: 1;
    transform: translateY(-50px) scale(1.1);
  }
  100% {
    opacity: 0;
    transform: translateY(-100px) scale(0.8);
    filter: blur(5px);
  }
}

.event-emoji {
  animation: emojiFloat 3s ease-out forwards;
  text-shadow: 0 0 30px rgba(255, 255, 255, 0.9), 0 0 60px rgba(255, 255, 255, 0.5);
  will-change: transform, opacity;
}

/* ── タイトル画面（ホラー） ── */
#startScreen {
  justify-content: flex-end;
  padding-bottom: max(48px, env(safe-area-inset-bottom));
  background: #050508;
}

.title-backdrop {
  position: absolute;
  inset: 0;
  background:
    url("images/zone-register.png") center 35% / cover no-repeat;
  filter: brightness(0.42) contrast(1.15) saturate(0.65);
  transform: scale(1.06);
  animation: titleBgDrift 18s ease-in-out infinite alternate;
}

.title-vignette {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 90% 70% at 50% 40%, transparent 0%, rgba(0, 0, 0, 0.55) 55%, rgba(0, 0, 0, 0.92) 100%),
    linear-gradient(180deg, rgba(0, 0, 0, 0.75) 0%, transparent 28%, transparent 62%, rgba(0, 0, 0, 0.88) 100%);
  pointer-events: none;
}

.title-scanlines {
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.12) 2px,
    rgba(0, 0, 0, 0.12) 4px
  );
  opacity: 0.35;
  pointer-events: none;
  mix-blend-mode: multiply;
}

.title-flicker {
  position: absolute;
  inset: 0;
  background: rgba(180, 200, 255, 0.04);
  opacity: 0;
  pointer-events: none;
  animation: titleFluorescent 7s steps(1, end) infinite;
}

.title-content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  width: min(92%, 420px);
  padding: 0 16px;
}

.title-tag {
  font-size: 0.72rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: rgba(180, 190, 200, 0.55);
  margin-bottom: 1rem;
  font-family: 'Courier New', Courier, monospace;
}

#startScreen h1 {
  font-size: 2.6rem;
  margin: 0 0 0.6rem;
  text-align: center;
  line-height: 1.15;
  font-weight: 800;
}

.title-line {
  display: block;
}

.title-line-1 {
  font-size: 0.55em;
  letter-spacing: 0.2em;
  color: rgba(210, 215, 225, 0.75);
  margin-bottom: 0.15em;
}

.title-line-2 {
  color: #e8e4dc;
  text-shadow:
    0 0 8px rgba(200, 60, 60, 0.35),
    0 0 24px rgba(120, 20, 20, 0.5),
    0 2px 0 rgba(0, 0, 0, 0.8);
  animation: titlePulse 4s ease-in-out infinite;
}

.title-hours {
  font-family: 'Courier New', Courier, monospace;
  font-size: 1rem;
  letter-spacing: 0.25em;
  color: rgba(200, 80, 80, 0.85);
  margin: 0 0 1.2rem;
  text-shadow: 0 0 12px rgba(180, 40, 40, 0.4);
}

#startScreen .title-hook {
  font-size: 1.05rem;
  margin: 0 0 1.4rem;
  text-align: center;
  line-height: 1.85;
  color: rgba(210, 205, 195, 0.82);
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.9);
}

#startScreen .objective {
  font-size: 0.95rem;
  margin: 0 0 1.8rem;
  padding: 14px 18px;
  background: rgba(0, 0, 0, 0.55);
  border: 1px solid rgba(140, 50, 50, 0.45);
  border-radius: 4px;
  text-shadow: none;
  color: rgba(200, 170, 170, 0.9);
  font-weight: normal;
  letter-spacing: 0.04em;
  box-shadow: inset 0 0 24px rgba(80, 0, 0, 0.15);
}

.title-footnote {
  margin-top: 1.2rem;
  font-size: 0.72rem;
  color: rgba(150, 140, 140, 0.45);
  letter-spacing: 0.08em;
  font-style: italic;
}

#startBtn {
  background: linear-gradient(180deg, #3a1212 0%, #1a0808 100%);
  color: rgba(230, 210, 210, 0.95);
  border: 1px solid rgba(140, 50, 50, 0.6);
  box-shadow:
    0 4px 20px rgba(0, 0, 0, 0.6),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
  font-size: 1.15rem;
  letter-spacing: 0.12em;
  padding: 16px 36px;
  border-radius: 4px;
}

#startBtn:hover {
  background: linear-gradient(180deg, #4a1818 0%, #220a0a 100%);
  box-shadow:
    0 6px 24px rgba(80, 0, 0, 0.35),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

#startBtn:active {
  transform: scale(0.92);
  opacity: 0.88;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

@keyframes titlePulse {
  0%, 100% {
    text-shadow:
      0 0 8px rgba(200, 60, 60, 0.35),
      0 0 24px rgba(120, 20, 20, 0.5),
      0 2px 0 rgba(0, 0, 0, 0.8);
  }
  50% {
    text-shadow:
      0 0 14px rgba(220, 80, 80, 0.5),
      0 0 36px rgba(160, 30, 30, 0.65),
      0 2px 0 rgba(0, 0, 0, 0.8);
  }
}

@keyframes titleFluorescent {
  0%, 92%, 100% { opacity: 0; }
  93% { opacity: 0.12; }
  94% { opacity: 0; }
  96% { opacity: 0.08; }
  97% { opacity: 0; }
}

@keyframes titleBgDrift {
  from { transform: scale(1.06) translateY(0); }
  to { transform: scale(1.08) translateY(-1%); }
}

#startScreen p {
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  text-align: center;
  line-height: 1.8;
  text-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
}

/* ボタン共通 */
button {
  background: linear-gradient(45deg, #4a90e2, #357abd);
  color: white;
  border: none;
  padding: 15px 30px;
  font-size: 1.2rem;
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(74, 144, 226, 0.3);
  position: relative;
  overflow: hidden;
  min-height: 44px; /* iOS推奨タッチターゲットサイズ */
  min-width: 44px;
  font-weight: bold;
}

button::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.5s;
}

button:hover {
  background: linear-gradient(45deg, #357abd, #2968a3);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(74, 144, 226, 0.4);
}

button:hover::before {
  left: 100%;
}

button:active {
  transform: translateY(0);
  box-shadow: 0 2px 10px rgba(74, 144, 226, 0.3);
}

/* ゲーム画面 */
#gameScreen {
  justify-content: flex-start;
  padding: 0;
  background: transparent;
}

/* ヘッダー */
#gameHeader {
  width: 100%;
  height: 80px;
  background: rgba(0, 0, 0, 0.9);
  display: flex;
  align-items: center;
  justify-content: space-around;
  padding: 0 20px;
  border-bottom: 2px solid #4a90e2;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

#timeDisplay {
  font-size: 2rem;
  font-weight: bold;
  color: #4a90e2;
  text-shadow: 0 0 10px #4a90e2;
  font-family: 'Courier New', monospace;
  transition: all 0.3s ease;
}

/* ミッションパネル */
.mission-panel {
  position: fixed;
  top: 90px;
  right: 20px;
  width: 300px;
  max-height: calc(100vh - 120px);
  background: rgba(0, 0, 0, 0.9);
  border: 2px solid #4a90e2;
  border-radius: 10px;
  z-index: 100;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(5px);
}

#missionHeader {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 15px;
  background: rgba(74, 144, 226, 0.2);
  border-bottom: 1px solid #4a90e2;
  cursor: pointer;
  user-select: none;
}

#missionHeader span {
  font-size: 1.1rem;
  font-weight: bold;
  color: #4a90e2;
  text-shadow: 0 0 5px #4a90e2;
}

#missionToggle {
  background: transparent;
  border: none;
  color: #4a90e2;
  font-size: 1rem;
  cursor: pointer;
  padding: 0;
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.3s ease;
}

#missionToggle:hover {
  transform: scale(1.2);
}

.mission-list {
  max-height: calc(100vh - 180px);
  overflow-y: auto;
  padding: 10px;
}

.mission-item {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(74, 144, 226, 0.3);
  border-radius: 8px;
  padding: 12px;
  margin-bottom: 10px;
  transition: all 0.3s ease;
}

.mission-item:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: #4a90e2;
}

.mission-item.completed {
  opacity: 0.6;
  border-color: #00ff00;
}

.mission-title {
  font-size: 1rem;
  font-weight: bold;
  color: #4a90e2;
  margin-bottom: 5px;
}

.mission-description {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 10px;
  line-height: 1.4;
}

.mission-progress {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}

.progress-bar {
  flex: 1;
  height: 8px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, #4a90e2, #357abd);
  border-radius: 4px;
  transition: width 0.3s ease;
  box-shadow: 0 0 5px rgba(74, 144, 226, 0.5);
}

.progress-text {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.8);
  white-space: nowrap;
}

.mission-reward {
  font-size: 0.75rem;
  color: #00ff00;
  margin-top: 5px;
  padding-top: 5px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.mission-summary {
  text-align: center;
  padding: 10px;
  background: rgba(74, 144, 226, 0.1);
  border-radius: 5px;
  color: #4a90e2;
  font-size: 0.9rem;
  font-weight: bold;
  margin-top: 10px;
}

/* ステータスバー */
.bar {
  width: 150px;
  height: 20px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 10px;
  overflow: hidden;
  margin-left: 10px;
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.bar-fill {
  height: 100%;
  transition: width 0.5s ease;
  border-radius: 10px;
}

#healthFill {
  background: linear-gradient(90deg, #ff4757, #ff6b7a);
  width: 100%;
  box-shadow: 0 0 10px rgba(255, 71, 87, 0.5);
}

#sanityFill {
  background: linear-gradient(90deg, #5f27cd, #8854d0);
  width: 100%;
  box-shadow: 0 0 10px rgba(95, 39, 205, 0.5);
}

/* メインエリア */
#mainArea {
  flex: 1;
  width: 100%;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  min-height: 0;
}

/* レジエリア — コンビニPOS */
#registerArea {
  position: absolute;
  bottom: 18%;
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
  z-index: 9;
  pointer-events: none;
  width: min(92vw, 340px);
}

.register-counter {
  position: relative;
}

.counter-surface {
  height: 14px;
  margin-top: -4px;
  background: linear-gradient(180deg, #c8b89a 0%, #a89578 100%);
  border-radius: 0 0 8px 8px;
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.45);
}

.pos-terminal {
  background: linear-gradient(165deg, #2a2a35 0%, #15151c 100%);
  border: 3px solid #4a4a58;
  border-radius: 12px 12px 4px 4px;
  padding: 10px 12px 8px;
  box-shadow:
    0 0 24px rgba(255, 240, 200, 0.12),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
  transition: box-shadow 0.15s ease, filter 0.15s ease;
}

.pos-terminal.scan-flash {
  box-shadow:
    0 0 40px rgba(120, 255, 160, 0.45),
    inset 0 0 20px rgba(120, 255, 160, 0.15);
  filter: brightness(1.15);
}

.pos-brand {
  font-size: 0.65rem;
  letter-spacing: 0.25em;
  color: #8ab4ff;
  text-align: left;
  margin-bottom: 6px;
  font-weight: bold;
}

.pos-display {
  background: #0a1a0a;
  border: 2px solid #1a5c1a;
  border-radius: 6px;
  padding: 10px 12px;
  min-height: 110px;
  text-align: left;
  font-family: 'Courier New', 'Osaka-Mono', monospace;
  box-shadow: inset 0 0 18px rgba(0, 255, 80, 0.08);
}

.pos-status {
  color: #6dff6d;
  font-size: 0.85rem;
  margin-bottom: 8px;
  text-shadow: 0 0 8px rgba(0, 255, 80, 0.5);
}

.pos-items {
  min-height: 48px;
  margin-bottom: 8px;
}

.pos-item-line {
  color: #a8ffb0;
  font-size: 0.78rem;
  line-height: 1.5;
  animation: posLineIn 0.2s ease-out;
}

@keyframes posLineIn {
  from { opacity: 0; transform: translateX(-8px); }
  to { opacity: 1; transform: translateX(0); }
}

.pos-total {
  color: #ffff66;
  font-size: 1.35rem;
  font-weight: bold;
  text-align: right;
  border-top: 1px dashed rgba(0, 255, 80, 0.35);
  padding-top: 6px;
  text-shadow: 0 0 10px rgba(255, 255, 100, 0.4);
}

.scanner-unit {
  position: relative;
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 8px 0 6px;
}

.scanner-lens {
  width: 28px;
  height: 18px;
  background: linear-gradient(180deg, #333, #111);
  border: 2px solid #555;
  border-radius: 4px;
  box-shadow: inset 0 0 6px rgba(255, 0, 0, 0.3);
}

.scanner-beam {
  flex: 1;
  height: 3px;
  background: linear-gradient(90deg, transparent, rgba(255, 50, 50, 0.2), transparent);
  border-radius: 2px;
  opacity: 0;
  transition: opacity 0.1s ease;
}

.scanner-beam.active {
  opacity: 1;
  background: linear-gradient(90deg, transparent, rgba(255, 60, 60, 0.9), transparent);
  box-shadow: 0 0 12px rgba(255, 0, 0, 0.8);
  animation: scanPulse 0.18s ease-out;
}

@keyframes scanPulse {
  0% { transform: scaleX(0.3); opacity: 0.3; }
  50% { transform: scaleX(1.1); opacity: 1; }
  100% { transform: scaleX(1); opacity: 0.8; }
}

.pos-keypad {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4px;
  margin-top: 4px;
}

.pos-keypad span {
  height: 14px;
  background: #3a3a48;
  border-radius: 3px;
  border: 1px solid #555;
}

.pos-keypad .enter-key {
  background: #1a5c2a;
  font-size: 0.55rem;
  color: #8f8;
  display: flex;
  align-items: center;
  justify-content: center;
  letter-spacing: 0.05em;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}

#registerScreen {
  display: none;
}

/* 旧 .register 互換 */
.register {
  display: none;
}

/* 店舗照明システム */
#storeLighting {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 3;
  overflow: hidden;
}

.fluorescent-panel {
  position: absolute;
  top: 0;
  height: 38%;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 245, 0.22) 0%,
    rgba(255, 255, 230, 0.08) 55%,
    transparent 100%
  );
  filter: blur(2px);
}

.light-panel-1 { left: 5%; width: 28%; }
.light-panel-2 { left: 36%; width: 28%; }
.light-panel-3 { right: 5%; width: 28%; }

.store-warm-glow {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 50% 30%, rgba(255, 248, 220, 0.18) 0%, transparent 55%),
    radial-gradient(ellipse at 50% 80%, rgba(255, 200, 120, 0.08) 0%, transparent 45%);
  mix-blend-mode: screen;
}

.light-vignette {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, transparent 40%, rgba(0, 0, 20, 0.55) 100%);
}

#storeLighting.level-1 .fluorescent-panel {
  opacity: 0.85;
}

#storeLighting.level-2 {
  filter: brightness(0.75) saturate(0.9);
}

#storeLighting.level-2 .fluorescent-panel {
  opacity: 0.55;
  animation: lightHum 4s ease-in-out infinite;
}

#storeLighting.level-3 {
  filter: brightness(0.55) saturate(0.75);
}

#storeLighting.level-3 .fluorescent-panel {
  opacity: 0.35;
}

#storeLighting.level-4 {
  filter: brightness(0.4) saturate(0.6);
}

#storeLighting.horror-red .store-warm-glow {
  background:
    radial-gradient(ellipse at 50% 30%, rgba(255, 80, 60, 0.15) 0%, transparent 55%),
    radial-gradient(ellipse at 50% 80%, rgba(120, 0, 0, 0.12) 0%, transparent 45%);
}

#storeLighting.flickering .fluorescent-panel {
  animation: fluorescentFlicker calc(0.08s * var(--flicker-intensity, 1)) steps(2) 3;
}

@keyframes lightHum {
  0%, 100% { opacity: 0.55; }
  50% { opacity: 0.42; }
}

@keyframes fluorescentFlicker {
  0%, 100% { opacity: 1; filter: brightness(1); }
  50% { opacity: 0.15; filter: brightness(0.3); }
}

#storeView {
  flex: 1;
  background: rgba(0, 0, 0, 0.15);
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  min-height: 0;
}

/* ゾーンビュー（四コマンド＝四つの場所） */
.zone-view {
  position: absolute;
  inset: 0;
  z-index: 1;
  overflow: hidden;
}

.zone-view img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 35%;
  opacity: 0;
  transition: opacity 0.45s ease, filter 0.6s ease;
  filter: brightness(0.92) saturate(0.95);
}

.zone-view img.loaded {
  opacity: 1;
}

#storeView.zone-register .zone-view img {
  object-position: center 42%;
}

#storeView.zone-restock .zone-view img {
  object-position: center 30%;
}

#storeView.zone-clean .zone-view img {
  object-position: center 50%;
  filter: brightness(0.78) saturate(0.85);
}

#storeView.zone-coffee .zone-view img {
  object-position: center 40%;
  filter: brightness(0.85) saturate(0.9);
}

.zone-label {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 8;
  background: rgba(0, 0, 0, 0.72);
  border: 1px solid rgba(74, 144, 226, 0.55);
  border-radius: 999px;
  padding: 6px 14px;
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  color: #cde4ff;
  backdrop-filter: blur(4px);
  pointer-events: none;
}

#registerArea {
  display: none;
  opacity: 0;
  transition: opacity 0.35s ease;
}

#registerArea.zone-active {
  display: block;
  opacity: 1;
}

#customerArea.customer-waiting {
  animation: customerWaiting 1.2s ease-in-out infinite;
}

@keyframes customerWaiting {
  0%, 100% { opacity: 0.35; }
  50% { opacity: 0.65; }
}

.work-zone-label {
  display: block;
  font-size: 1rem;
  line-height: 1.2;
}

.work-btn.zone-current {
  border-color: #7ec8ff;
  box-shadow: 0 0 16px rgba(74, 144, 226, 0.55);
  background: linear-gradient(45deg, #2f557a, #3a6ea5);
}

.work-btn.zone-current .work-zone-label {
  color: #fff;
}

.work-btn:not(.zone-current) {
  opacity: 0.82;
}

/* 客エリア */
#customerArea {
  position: absolute;
  top: 15%;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  pointer-events: none;
}

#customer {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  gap: 15px;
  pointer-events: none;
}

.customer-sprite {
  font-size: 4rem;
  animation: float 3s ease-in-out infinite;
  text-shadow: 0 0 20px rgba(255, 255, 255, 0.5);
  transition: all 0.3s ease;
  display: block;
  line-height: 1;
  margin: 0;
  pointer-events: none;
}

@keyframes float {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-15px) scale(1.05); }
}

.speech-bubble {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(240, 240, 240, 0.95));
  color: #333;
  padding: 15px 20px;
  border-radius: 20px;
  position: relative;
  max-width: 300px;
  text-align: center;
  margin: 0;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  border: 2px solid rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(5px);
  display: block;
  order: 2;
}

.speech-bubble::after {
  content: '';
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  border: 12px solid transparent;
  border-bottom-color: rgba(255, 255, 255, 0.95);
}

/* レジエリア — 下部でモバイル上書き */

/* 作業エリア */
#workArea {
  min-height: 120px;
  background: rgba(0, 0, 0, 0.9);
  display: flex;
  justify-content: space-around;
  align-items: center;
  padding: 20px;
  border-top: 2px solid #4a90e2;
  box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.5);
  flex-shrink: 0;
}

.work-btn {
  padding: 18px 24px;
  font-size: 1.1rem;
  min-width: 140px;
  min-height: 50px;
  background: linear-gradient(45deg, #2c3e50, #34495e);
  border: 3px solid #4a90e2;
  transition: transform 0.08s ease, opacity 0.08s ease, filter 0.08s ease;
  font-weight: bold;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
}

.work-btn:active {
  transform: scale(0.95);
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.3);
}

.work-btn:hover {
  background: linear-gradient(45deg, #34495e, #2c3e50);
  box-shadow: 0 0 15px rgba(74, 144, 226, 0.6);
}

/* イベントメッセージ — DQ風 */
#eventMessage {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: linear-gradient(180deg, #081848 0%, #102060 100%);
  border: 4px solid #f8f8f8;
  border-radius: 4px;
  padding: 22px 24px 18px;
  text-align: left;
  max-width: 88%;
  min-width: min(88vw, 340px);
  z-index: 1000;
  box-shadow:
    0 0 0 2px #081848,
    4px 4px 0 rgba(0, 0, 0, 0.45);
}

#eventMessage.choice-mode {
  padding-bottom: 14px;
}

#eventText {
  font-size: 1.05rem;
  margin-bottom: 16px;
  line-height: 1.75;
  color: #fff;
  font-family: 'Courier New', 'Osaka-Mono', monospace;
  min-height: 4.5em;
  white-space: pre-wrap;
}

.event-choices {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin: 8px 0 12px;
  padding-top: 8px;
  border-top: 2px solid rgba(255, 255, 255, 0.25);
}

.choice-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  border: none;
  color: #fff;
  font-size: 1.15rem;
  font-family: 'Courier New', 'Osaka-Mono', monospace;
  padding: 8px 4px;
  min-height: 44px;
  min-width: auto;
  box-shadow: none;
  border-radius: 0;
  text-align: left;
  justify-content: flex-start;
}

.choice-btn::before {
  display: none;
}

.choice-mark {
  visibility: hidden;
  width: 1.2em;
  color: #fff;
  font-size: 0.9rem;
}

.choice-btn.choice-active .choice-mark {
  visibility: visible;
}

.choice-btn.choice-active {
  color: #ffffaa;
  text-shadow: 0 0 8px rgba(255, 255, 170, 0.6);
}

#eventOk {
  display: block;
  margin: 0 auto;
  min-width: 120px;
  background: linear-gradient(180deg, #284080, #1a3060);
  border: 2px solid #fff;
  border-radius: 4px;
  font-family: 'Courier New', monospace;
  letter-spacing: 0.2em;
}

#eventOk.hidden {
  display: none;
}

/* 終了画面 */
#endScreen {
  background: linear-gradient(135deg, rgba(15, 15, 35, 0.9), rgba(22, 33, 62, 0.9));
}

#endTitle {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  color: #4a90e2;
  text-shadow: 0 0 20px #4a90e2;
}

#endMessage {
  font-size: 1.3rem;
  margin-bottom: 2rem;
  text-align: center;
  line-height: 1.6;
  max-width: 80%;
  text-shadow: 0 0 10px rgba(255, 255, 255, 0.3);
}

/* ホラー演出用のCSS */

/* 血の効果 */
.blood-effect {
  background: linear-gradient(135deg, #330000, #660000, #990000) !important;
  filter: brightness(1.2) contrast(120%);
}

@keyframes bloodPulse {
  0%, 100% { 
    filter: brightness(1) contrast(100%); 
  }
  50% { 
    filter: brightness(1.5) contrast(150%) saturate(200%); 
  }
}

/* 時間異常演出 */
.time-glitch {
  animation: glitch 0.3s infinite;
}

.time-distortion {
  animation: timeWarp 2s infinite;
  color: #ff0000 !important;
}

@keyframes glitch {
  0% { transform: translateX(0) skew(0deg); }
  20% { transform: translateX(-3px) skew(-2deg); }
  40% { transform: translateX(3px) skew(2deg); }
  60% { transform: translateX(-2px) skew(-1deg); }
  80% { transform: translateX(2px) skew(1deg); }
  100% { transform: translateX(0) skew(0deg); }
}

@keyframes timeWarp {
  0% { 
    transform: scale(1) rotate(0deg); 
    filter: hue-rotate(0deg) brightness(1); 
  }
  25% { 
    transform: scale(1.3) rotate(10deg); 
    filter: hue-rotate(90deg) brightness(1.5); 
  }
  50% { 
    transform: scale(0.7) rotate(-10deg); 
    filter: hue-rotate(180deg) brightness(0.5); 
  }
  75% { 
    transform: scale(1.2) rotate(5deg); 
    filter: hue-rotate(270deg) brightness(1.8); 
  }
  100% { 
    transform: scale(1) rotate(0deg); 
    filter: hue-rotate(360deg) brightness(1); 
  }
}

/* 怖い客の演出 */
.customer-scary {
  animation: scaryFloat 2s ease-in-out infinite, scaryGlow 1s ease-in-out infinite alternate;
}

.customer-scary .customer-sprite {
  font-size: 5rem;
  filter: drop-shadow(0 0 20px #ff0000);
}

.customer-scary .speech-bubble {
  background: linear-gradient(135deg, rgba(255, 100, 100, 0.95), rgba(200, 50, 50, 0.95));
  color: #ffffff;
  border-color: #ff0000;
  box-shadow: 0 0 30px rgba(255, 0, 0, 0.8);
}

@keyframes scaryFloat {
  0%, 100% { 
    transform: translateY(0) rotate(0deg) scale(1); 
  }
  50% { 
    transform: translateY(-25px) rotate(3deg) scale(1.1); 
  }
}

@keyframes scaryGlow {
  from { 
    filter: brightness(1) contrast(1) drop-shadow(0 0 10px #ff0000); 
  }
  to { 
    filter: brightness(1.5) contrast(150%) drop-shadow(0 0 30px #ff0000); 
  }
}

/* ヤマダ効果 */
.yamada-effect {
  animation: yamadaDistort 3s infinite;
  filter: hue-rotate(180deg) contrast(200%);
}

@keyframes yamadaDistort {
  0% { 
    transform: scale(1) rotate(0deg); 
    filter: hue-rotate(180deg) contrast(200%); 
  }
  25% { 
    transform: scale(1.2) rotate(2deg); 
    filter: hue-rotate(270deg) contrast(250%); 
  }
  50% { 
    transform: scale(0.8) rotate(-2deg); 
    filter: hue-rotate(360deg) contrast(150%); 
  }
  75% { 
    transform: scale(1.1) rotate(1deg); 
    filter: hue-rotate(450deg) contrast(300%); 
  }
  100% { 
    transform: scale(1) rotate(0deg); 
    filter: hue-rotate(180deg) contrast(200%); 
  }
}

/* 最終段階の背景 */
.final-phase {
  background: linear-gradient(135deg, #000000, #1a0000, #330000, #000000) !important;
  background-size: 400% 400% !important;
  animation: finalBackground 5s ease infinite;
  filter: brightness(0.9) contrast(130%);
}

@keyframes finalBackground {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

@keyframes finalPulse {
  0%, 100% { 
    filter: brightness(0.8) contrast(120%); 
  }
  50% { 
    filter: brightness(1.5) contrast(200%) saturate(0%) invert(0.2); 
  }
}

/* 鏡効果 */
.mirror-effect {
  animation: mirrorDistort 2s ease-in-out;
}

@keyframes mirrorDistort {
  0% { 
    transform: scaleX(1) rotateY(0deg); 
    filter: brightness(1); 
  }
  25% { 
    transform: scaleX(-1) rotateY(180deg); 
    filter: brightness(1.5) invert(0.3); 
  }
  50% { 
    transform: scaleX(1) rotateY(360deg); 
    filter: brightness(0.5) contrast(200%); 
  }
  75% { 
    transform: scaleX(-1) rotateY(540deg); 
    filter: brightness(2) hue-rotate(180deg); 
  }
  100% { 
    transform: scaleX(1) rotateY(720deg); 
    filter: brightness(1); 
  }
}

/* 静電気効果 */
.static-effect {
  animation: staticNoise 0.1s infinite;
}

@keyframes staticNoise {
  0% { 
    filter: contrast(150%) brightness(1.2) saturate(0%) hue-rotate(0deg); 
    transform: translateX(0) translateY(0); 
  }
  25% { 
    filter: contrast(200%) brightness(0.8) saturate(50%) hue-rotate(90deg); 
    transform: translateX(2px) translateY(-1px); 
  }
  50% { 
    filter: contrast(100%) brightness(1.5) saturate(0%) hue-rotate(180deg); 
    transform: translateX(-1px) translateY(2px); 
  }
  75% { 
    filter: contrast(180%) brightness(0.6) saturate(30%) hue-rotate(270deg); 
    transform: translateX(-2px) translateY(-2px); 
  }
  100% { 
    filter: contrast(150%) brightness(1.2) saturate(0%) hue-rotate(360deg); 
    transform: translateX(1px) translateY(1px); 
  }
}

/* SAN値低下時のUI変化 */
.low-sanity {
  animation: insanityShake 0.5s infinite;
}

@keyframes insanityShake {
  0%, 100% { 
    transform: translateX(0) translateY(0) rotate(0deg); 
  }
  10% { 
    transform: translateX(-2px) translateY(-2px) rotate(-0.5deg); 
  }
  20% { 
    transform: translateX(2px) translateY(2px) rotate(0.5deg); 
  }
  30% { 
    transform: translateX(-2px) translateY(2px) rotate(-0.3deg); 
  }
  40% { 
    transform: translateX(2px) translateY(-2px) rotate(0.3deg); 
  }
  50% { 
    transform: translateX(-3px) translateY(0) rotate(-0.8deg); 
  }
  60% { 
    transform: translateX(3px) translateY(0) rotate(0.8deg); 
  }
  70% { 
    transform: translateX(0) translateY(-3px) rotate(-0.2deg); 
  }
  80% { 
    transform: translateX(0) translateY(3px) rotate(0.2deg); 
  }
  90% { 
    transform: translateX(-1px) translateY(-1px) rotate(-0.1deg); 
  }
}

/* 体力危険時の警告 */
.critical-health {
  background: linear-gradient(90deg, #ff3742, #ff5722);
  box-shadow: 0 0 15px rgba(255, 71, 87, 0.7);
}

@keyframes criticalFlash {
  0%, 100% { 
    background: linear-gradient(90deg, #ff3742, #ff5722); 
    box-shadow: 0 0 10px rgba(255, 71, 87, 0.5); 
  }
  50% { 
    background: linear-gradient(90deg, #ffffff, #ff9999); 
    box-shadow: 0 0 20px rgba(255, 0, 0, 1); 
  }
}

/* イベントメッセージの怖い演出 */
#eventMessage.horror {
  border-color: #ff6666 !important;
  background: linear-gradient(180deg, #200818 0%, #401020 100%) !important;
  box-shadow:
    0 0 0 2px #200818,
    0 0 24px rgba(255, 0, 0, 0.35);
}

#eventMessage.horror #eventText {
  color: #ffcccc;
}

@keyframes horrorMessagePulse {
  0%, 100% { 
    transform: scale(1) rotate(0deg); 
    filter: brightness(1) contrast(100%); 
  }
  50% { 
    transform: scale(1.03) rotate(0.5deg); 
    filter: brightness(1.3) contrast(150%); 
  }
}

/* 究極ホラー演出 */
.ultimate-horror-effect {
  animation: ultimateHorror 3s infinite;
}

@keyframes ultimateHorror {
  0% { 
    filter: invert(0) contrast(100%) hue-rotate(0deg); 
    transform: scale(1) rotate(0deg); 
  }
  10% { 
    filter: invert(1) contrast(300%) hue-rotate(90deg); 
    transform: scale(1.1) rotate(2deg); 
  }
  20% { 
    filter: invert(0) contrast(50%) hue-rotate(180deg); 
    transform: scale(0.9) rotate(-2deg); 
  }
  30% { 
    filter: invert(1) contrast(500%) hue-rotate(270deg); 
    transform: scale(1.2) rotate(3deg); 
  }
  40% { 
    filter: invert(0) contrast(200%) hue-rotate(360deg); 
    transform: scale(0.8) rotate(-3deg); 
  }
  50% { 
    filter: invert(1) contrast(1000%) hue-rotate(450deg) saturate(300%); 
    transform: scale(1.3) rotate(5deg); 
  }
  60% { 
    filter: invert(0) contrast(10%) hue-rotate(540deg); 
    transform: scale(0.7) rotate(-5deg); 
  }
  70% { 
    filter: invert(1) contrast(800%) hue-rotate(630deg); 
    transform: scale(1.15) rotate(4deg); 
  }
  80% { 
    filter: invert(0) contrast(300%) hue-rotate(720deg); 
    transform: scale(0.85) rotate(-4deg); 
  }
  90% { 
    filter: invert(1) contrast(2000%) hue-rotate(810deg); 
    transform: scale(1.25) rotate(6deg); 
  }
  100% { 
    filter: invert(0) contrast(100%) hue-rotate(0deg); 
    transform: scale(1) rotate(0deg); 
  }
}

/* 血の滴り効果 */
@keyframes bloodDrip {
  0% {
    opacity: 0;
    transform: translateY(-100vh);
  }
  10% {
    opacity: 1;
  }
  90% {
    opacity: 0.8;
  }
  100% {
    opacity: 0;
    transform: translateY(100vh);
  }
}

.blood-drip {
  animation: bloodDrip 2s ease-out forwards;
}

/* 影の動き効果 */
@keyframes shadowMove {
  0% {
    opacity: 0;
    transform: translateX(-100px) translateY(-100px) scale(0.5);
  }
  50% {
    opacity: 0.8;
    transform: translateX(0) translateY(0) scale(1);
  }
  100% {
    opacity: 0;
    transform: translateX(100px) translateY(100px) scale(0.5);
  }
}

.horror-shadow {
  animation: shadowMove 3s ease-out forwards;
}

/* グリッチ効果 */
.glitch-effect {
  animation: glitchDistort 0.5s infinite;
}

@keyframes glitchDistort {
  0% {
    transform: translateX(0);
    filter: hue-rotate(0deg);
  }
  10% {
    transform: translateX(-2px) skew(2deg);
    filter: hue-rotate(90deg) contrast(150%);
  }
  20% {
    transform: translateX(2px) skew(-2deg);
    filter: hue-rotate(180deg) contrast(200%);
  }
  30% {
    transform: translateX(-1px) skew(1deg);
    filter: hue-rotate(270deg) contrast(100%);
  }
  40% {
    transform: translateX(1px) skew(-1deg);
    filter: hue-rotate(360deg) contrast(250%);
  }
  50% {
    transform: translateX(-3px) skew(3deg);
    filter: hue-rotate(450deg) contrast(300%);
  }
  60% {
    transform: translateX(3px) skew(-3deg);
    filter: hue-rotate(540deg) contrast(150%);
  }
  70% {
    transform: translateX(-2px) skew(2deg);
    filter: hue-rotate(630deg) contrast(200%);
  }
  80% {
    transform: translateX(2px) skew(-2deg);
    filter: hue-rotate(720deg) contrast(100%);
  }
  90% {
    transform: translateX(-1px) skew(1deg);
    filter: hue-rotate(810deg) contrast(250%);
  }
  100% {
    transform: translateX(0);
    filter: hue-rotate(0deg);
  }
}

/* 体力が極端に低い時の視覚効果 */
.critical-health-visual {
  position: relative;
}

.critical-health-visual::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at center, rgba(255, 0, 0, 0.2) 0%, transparent 70%);
  pointer-events: none;
  z-index: 997;
}

@keyframes criticalPulse {
  0%, 100% {
    opacity: 0.3;
  }
  50% {
    opacity: 0.6;
  }
}

/* 極度の狂気状態 */
.extreme-insanity {
  animation: extremeInsanity 2s infinite;
  position: relative;
}

.extreme-insanity::after {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: 
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 2px,
      rgba(255, 0, 0, 0.1) 2px,
      rgba(255, 0, 0, 0.1) 4px
    );
  pointer-events: none;
  z-index: 996;
  animation: insanityLines 0.5s linear infinite;
}

@keyframes extremeInsanity {
  0%, 100% {
    filter: hue-rotate(0deg) contrast(100%) brightness(1);
    transform: rotate(0deg);
  }
  25% {
    filter: hue-rotate(90deg) contrast(150%) brightness(1.2);
    transform: rotate(0.5deg);
  }
  50% {
    filter: hue-rotate(180deg) contrast(200%) brightness(0.8);
    transform: rotate(-0.5deg);
  }
  75% {
    filter: hue-rotate(270deg) contrast(150%) brightness(1.1);
    transform: rotate(0.3deg);
  }
}

@keyframes insanityLines {
  0% {
    transform: translateY(0);
    opacity: 0.1;
  }
  50% {
    opacity: 0.3;
  }
  100% {
    transform: translateY(10px);
    opacity: 0.1;
  }
}

/* 恐怖レベルに応じた画面の暗さ */
#gameScreen {
  transition: filter 2s ease;
}

/* 恐怖レベルに応じた追加効果 */
.horror-level-1 {
  position: relative;
}

.horror-level-1::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 50% 50%, transparent 0%, rgba(0, 0, 0, 0.1) 100%);
  pointer-events: none;
  z-index: 994;
  animation: subtleDarkness 3s ease-in-out infinite;
}

@keyframes subtleDarkness {
  0%, 100% {
    opacity: 0.1;
  }
  50% {
    opacity: 0.2;
  }
}

.horror-level-2 {
  position: relative;
}

.horror-level-2::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: 
    radial-gradient(circle at 20% 30%, rgba(100, 0, 0, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(0, 0, 0, 0.2) 0%, transparent 50%);
  pointer-events: none;
  z-index: 994;
  animation: level2Darkness 2s ease-in-out infinite;
}

@keyframes level2Darkness {
  0%, 100% {
    opacity: 0.2;
    transform: scale(1);
  }
  50% {
    opacity: 0.3;
    transform: scale(1.05);
  }
}

.horror-level-3 {
  position: relative;
}

.horror-level-3::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: 
    radial-gradient(circle at 30% 20%, rgba(150, 0, 0, 0.15) 0%, transparent 40%),
    radial-gradient(circle at 70% 80%, rgba(0, 0, 0, 0.25) 0%, transparent 40%),
    radial-gradient(circle at 50% 50%, rgba(100, 0, 50, 0.1) 0%, transparent 60%);
  pointer-events: none;
  z-index: 994;
  animation: level3Darkness 1.5s ease-in-out infinite;
}

.horror-level-3::after {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: repeating-linear-gradient(
    45deg,
    transparent,
    transparent 10px,
    rgba(255, 0, 0, 0.02) 10px,
    rgba(255, 0, 0, 0.02) 20px
  );
  pointer-events: none;
  z-index: 993;
  animation: level3Scanlines 2s linear infinite;
}

@keyframes level3Darkness {
  0%, 100% {
    opacity: 0.25;
    transform: scale(1) rotate(0deg);
  }
  33% {
    opacity: 0.35;
    transform: scale(1.1) rotate(1deg);
  }
  66% {
    opacity: 0.3;
    transform: scale(0.95) rotate(-1deg);
  }
}

@keyframes level3Scanlines {
  0% {
    transform: translateY(0);
  }
  100% {
    transform: translateY(20px);
  }
}

.horror-level-4 {
  position: relative;
}

.horror-level-4::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: 
    radial-gradient(circle at 25% 25%, rgba(200, 0, 0, 0.2) 0%, transparent 35%),
    radial-gradient(circle at 75% 75%, rgba(0, 0, 0, 0.3) 0%, transparent 35%),
    radial-gradient(circle at 50% 50%, rgba(150, 0, 50, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 10% 90%, rgba(100, 0, 0, 0.1) 0%, transparent 40%);
  pointer-events: none;
  z-index: 994;
  animation: level4Darkness 1s ease-in-out infinite;
}

.horror-level-4::after {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: 
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 5px,
      rgba(255, 0, 0, 0.03) 5px,
      rgba(255, 0, 0, 0.03) 10px
    ),
    repeating-linear-gradient(
      90deg,
      transparent,
      transparent 5px,
      rgba(0, 0, 0, 0.05) 5px,
      rgba(0, 0, 0, 0.05) 10px
    );
  pointer-events: none;
  z-index: 993;
  animation: level4Scanlines 1s linear infinite;
  mix-blend-mode: overlay;
}

@keyframes level4Darkness {
  0%, 100% {
    opacity: 0.3;
    transform: scale(1) rotate(0deg);
    filter: hue-rotate(0deg);
  }
  25% {
    opacity: 0.4;
    transform: scale(1.15) rotate(2deg);
    filter: hue-rotate(10deg);
  }
  50% {
    opacity: 0.35;
    transform: scale(0.9) rotate(-2deg);
    filter: hue-rotate(-10deg);
  }
  75% {
    opacity: 0.45;
    transform: scale(1.1) rotate(1deg);
    filter: hue-rotate(5deg);
  }
}

@keyframes level4Scanlines {
  0% {
    transform: translateY(0) translateX(0);
  }
  50% {
    transform: translateY(15px) translateX(5px);
  }
  100% {
    transform: translateY(30px) translateX(0);
  }
}

@keyframes level4Flicker {
  0%, 100% {
    opacity: 0.5;
  }
  50% {
    opacity: 0.8;
  }
}

/* 追加の恐怖ビジュアル効果 */
.horror-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 995;
  background: radial-gradient(circle at var(--mouse-x, 50%) var(--mouse-y, 50%), transparent 0%, rgba(0, 0, 0, 0.3) 100%);
  mix-blend-mode: multiply;
}

/* スマホ対応 */
/* タブレット対応 */
@media (max-width: 1024px) and (min-width: 769px) {
  .mission-panel {
    width: 280px;
    right: 15px;
  }
  
  .work-btn {
    min-width: 120px;
    font-size: 1rem;
    padding: 15px 20px;
  }
}

/* スマートフォン対応 */
@media (max-width: 768px) {
  /* スタート画面 */
  #startScreen h1 {
    font-size: 2.1rem;
    margin-bottom: 0.5rem;
    line-height: 1.2;
  }

  .title-line-2 {
    font-size: 1em;
  }

  #startScreen .title-hook {
    font-size: 0.95rem;
    padding: 0 8px;
    margin-bottom: 1.2rem;
  }

  #startScreen .objective {
    font-size: 0.88rem;
    margin-bottom: 1.5rem;
  }

  #startScreen p {
    font-size: 1.3rem;
    padding: 0 20px;
    line-height: 1.6;
    margin-bottom: 2rem;
  }
  
  #startBtn {
    font-size: 1.4rem;
    padding: 20px 40px;
    min-height: 60px;
  }
  
  /* ヘッダー */
  #timeDisplay {
    font-size: 1.8rem;
  }
  
  .bar {
    width: 90px;
    height: 18px;
  }
  
  #gameHeader {
    height: auto;
    min-height: 80px;
    flex-wrap: wrap;
    padding: 12px 10px;
    gap: 8px;
    justify-content: center;
  }
  
  #healthBar, #sanityBar {
    display: flex;
    align-items: center;
    gap: 5px;
  }
  
  #healthBar span, #sanityBar span {
    font-size: 0.9rem;
    white-space: nowrap;
  }
  
  /* 客エリア - 重ならないように調整 */
  #customerArea {
    top: 10%;
    z-index: 5;
  }
  
  .customer-sprite {
    font-size: 3.5rem;
  }
  
  .speech-bubble {
    max-width: 85%;
    font-size: 1rem;
    padding: 12px 16px;
    line-height: 1.5;
  }
  
  /* レジエリア - 重ならないように調整 */
  #registerArea {
    bottom: 32%;
    width: min(94vw, 320px);
    z-index: 4;
  }

  .pos-display {
    min-height: 96px;
    padding: 8px 10px;
  }

  .pos-total {
    font-size: 1.15rem;
  }
  
  /* 作業エリア - 大きく見やすく */
  #workArea {
    height: auto;
    min-height: 140px;
    flex-direction: column;
    gap: 12px;
    padding: 20px 15px;
    background: rgba(0, 0, 0, 0.95);
  }
  
  .work-btn {
    width: 100%;
    max-width: 100%;
    min-width: auto;
    min-height: 56px;
    font-size: 1.2rem;
    padding: 16px 20px;
    border-width: 3px;
  }
  
  /* イベントメッセージ */
  #eventMessage {
    max-width: 95%;
    padding: 25px 20px;
    border-width: 4px;
  }
  
  #eventText {
    font-size: 1.2rem;
    line-height: 1.6;
    margin-bottom: 25px;
  }
  
  #eventOk {
    font-size: 1.3rem;
    padding: 18px 35px;
    min-height: 56px;
  }
  
  /* 終了画面 */
  #endTitle {
    font-size: 2.2rem;
    margin-bottom: 1.5rem;
  }
  
  #endMessage {
    font-size: 1.2rem;
    max-width: 90%;
    line-height: 1.7;
    margin-bottom: 2rem;
  }
  
  #restartBtn {
    font-size: 1.3rem;
    padding: 20px 40px;
    min-height: 60px;
  }
  
  /* モバイル向けホラー演出の調整 */
  .customer-scary .customer-sprite {
    font-size: 4rem;
  }
  
  @keyframes scaryFloat {
    0%, 100% { 
      transform: translateY(0) rotate(0deg) scale(1); 
    }
    50% { 
      transform: translateY(-15px) rotate(2deg) scale(1.05); 
    }
  }

  /* モバイル向けミッションパネル */
  .mission-panel {
    width: calc(100% - 20px);
    right: 10px;
    left: 10px;
    top: 90px;
    max-height: calc(100vh - 200px);
    font-size: 0.95rem;
  }
  
  #missionHeader {
    padding: 12px 15px;
  }
  
  #missionHeader span {
    font-size: 1.1rem;
  }
  
  #missionToggle {
    width: 36px;
    height: 36px;
    font-size: 1.2rem;
  }

  .mission-item {
    padding: 12px;
    margin-bottom: 12px;
  }

  .mission-title {
    font-size: 1rem;
    margin-bottom: 6px;
  }

  .mission-description {
    font-size: 0.9rem;
    line-height: 1.5;
  }
  
  .progress-bar {
    height: 10px;
  }

  .progress-text {
    font-size: 0.85rem;
  }
  
  .mission-reward {
    font-size: 0.8rem;
  }
  
  /* 絵文字エリアの調整 */
  .event-emoji {
    font-size: 4rem !important;
  }
}

/* 小さなスマートフォン対応 */
@media (max-width: 480px) {
  #startScreen h1 {
    font-size: 2rem;
  }
  
  #startScreen p {
    font-size: 1.1rem;
  }
  
  #timeDisplay {
    font-size: 1.5rem;
  }
  
  .bar {
    width: 70px;
    height: 16px;
  }
  
  #customerArea {
    top: 8%;
  }
  
  .customer-sprite {
    font-size: 3rem;
  }
  
  .speech-bubble {
    max-width: 90%;
    font-size: 0.95rem;
    padding: 10px 14px;
  }
  
  #registerArea {
    bottom: 34%;
    width: 96vw;
  }

  .pos-status {
    font-size: 0.78rem;
  }

  .pos-item-line {
    font-size: 0.72rem;
  }
  
  #workArea {
    padding: 15px 12px;
    gap: 10px;
  }
  
  .work-btn {
    font-size: 1.1rem;
    padding: 14px 18px;
    min-height: 52px;
  }
  
  #eventText {
    font-size: 1.1rem;
  }
  
  #eventOk {
    font-size: 1.2rem;
    padding: 16px 30px;
  }
  
  .event-emoji {
    font-size: 3.5rem !important;
  }
}

/* iOS Safari対応 */
@supports (-webkit-touch-callout: none) {
  body {
    -webkit-overflow-scrolling: touch;
  }
  
  #workArea {
    padding-bottom: env(safe-area-inset-bottom);
  }
  
  #gameHeader {
    padding-top: env(safe-area-inset-top);
  }
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-image: url("images/haikei.png");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-attachment: fixed;
  color: white;
  overflow: hidden;
  user-select: none;
  transition: background-image 1s ease, filter 0.5s ease;
}

/* 停電時の背景 */
body.power-outage {
  background-image: url("images/black haikei.png");
  filter: brightness(0.7);
}

/* 背景画像がない場合のフォールバック */
body:not([style*="background-image"]) {
  background: linear-gradient(135deg, #1a1a2e, #16213e);
}

#gameContainer {
  width: 100%;
  height: 100vh;
  height: calc(var(--vh, 1vh) * 100);
  position: relative;
  overflow: hidden;
  background-image: url("images/haikei.png");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-attachment: fixed;
  transform-style: preserve-3d;
  transition: transform 0.1s ease-out;
  will-change: transform;
}

/* 画面共通設定 */
.screen {
  width: 100%;
  height: 100vh;
  height: calc(var(--vh, 1vh) * 100);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  position: absolute;
  top: 0;
  left: 0;
  transition: opacity 0.5s ease;
  overflow: hidden;
  background: transparent;
}

.hidden {
  opacity: 0;
  pointer-events: none;
}