/* でかうんこ脱出 */

body {
  margin: 0;
  background: radial-gradient(ellipse at center, #3d2e1f 0%, #1a0f08 80%);
  color: #fff;
  font-family: 'Zen Maru Gothic', sans-serif;
  min-height: 100vh;
  min-height: 100dvh;
  overflow: hidden;
  -webkit-user-select: none;
  user-select: none;
  -webkit-touch-callout: none;
}

#game-wrapper {
  position: relative;
  width: 100vw;
  height: 100vh;
  height: 100dvh;
  max-width: 500px;
  margin: 0 auto;
  overflow: hidden;
}

/* ===== 共通スクリーン ===== */
.screen {
  position: absolute;
  inset: 0;
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 16px;
}
.screen.active { display: flex; }

/* ===== タイトル画面 ===== */
#title-screen {
  background: radial-gradient(ellipse at center, #5a3a1c 0%, #2a1a0a 75%);
}
.title-inner {
  width: 100%;
  max-width: 360px;
  text-align: center;
}
.title-poop {
  font-size: clamp(4rem, 15vw, 6rem);
  filter: drop-shadow(0 6px 12px rgba(0,0,0,0.5));
  animation: poopBounce 2s ease-in-out infinite;
}
@keyframes poopBounce {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-8px) scale(1.05); }
}
.game-title {
  font-family: 'Hachi Maru Pop', cursive;
  font-size: clamp(1.6rem, 6vw, 2.2rem);
  color: #ffd27a;
  text-shadow: 0 0 16px rgba(255, 180, 80, 0.5), 0 3px 0 #5a3010;
  margin: 6px 0 2px;
}
.game-subtitle {
  font-size: clamp(0.8rem, 2.8vw, 0.95rem);
  color: #e8c9a0;
  margin-bottom: 10px;
}
.highscore-display {
  font-size: 0.8rem;
  color: #ffd27a;
  margin-bottom: 10px;
  min-height: 1.2em;
}
.btn-primary, .btn-secondary {
  font-family: inherit;
  font-size: clamp(1rem, 3.5vw, 1.15rem);
  font-weight: 700;
  padding: 0.65em 2em;
  border-radius: 999px;
  cursor: pointer;
  transition: transform 0.15s, background 0.2s;
  margin: 6px 0;
  display: inline-block;
}
.btn-primary {
  background: linear-gradient(135deg, #ffb347, #ff7a00);
  color: #3a1d00;
  border: 3px solid #ffd27a;
  box-shadow: 0 4px 0 #5a2b00, 0 0 20px rgba(255, 140, 0, 0.4);
}
.btn-primary:hover, .btn-primary:active {
  transform: translateY(2px);
  box-shadow: 0 2px 0 #5a2b00, 0 0 20px rgba(255, 140, 0, 0.4);
}
.btn-secondary {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  border: 2px solid rgba(255, 255, 255, 0.4);
}
.btn-secondary:hover { background: rgba(255, 255, 255, 0.2); }

.controls-help {
  margin-top: 14px;
  padding: 10px 14px;
  background: rgba(0, 0, 0, 0.35);
  border-radius: 12px;
  font-size: 0.78rem;
  line-height: 1.6;
  color: #f0e0c8;
}
.help-title {
  font-weight: 700;
  color: #ffd27a;
  margin-bottom: 4px;
}
.help-ops {
  margin-top: 4px;
  font-size: 0.7rem;
  opacity: 0.8;
}

/* ===== ゲーム画面 ===== */
#game-screen {
  background: linear-gradient(180deg, #2a1a0a 0%, #1a0f08 100%);
  justify-content: flex-start;
  padding: 8px 8px 0;
}
.game-hud {
  display: flex;
  justify-content: space-between;
  width: 100%;
  max-width: 480px;
  padding: 6px 10px;
  margin-bottom: 4px;
}
.hud-item {
  display: flex;
  align-items: baseline;
  gap: 4px;
  background: rgba(0, 0, 0, 0.4);
  padding: 4px 12px;
  border-radius: 999px;
  border: 1.5px solid rgba(255, 200, 120, 0.3);
}
.hud-label {
  font-size: 0.7rem;
  color: #ffd27a;
}
.hud-value {
  font-family: 'Hachi Maru Pop', cursive;
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff;
}
.hud-unit {
  font-size: 0.7rem;
  color: #e8c9a0;
}

.weight-bar-wrap {
  position: relative;
  width: 100%;
  max-width: 480px;
  height: 10px;
  background: rgba(0, 0, 0, 0.5);
  border-radius: 999px;
  overflow: hidden;
  margin-bottom: 6px;
  border: 1.5px solid rgba(255, 200, 120, 0.3);
}
.weight-bar {
  position: absolute;
  top: 0; left: 0;
  height: 100%;
  width: 50%;
  background: linear-gradient(90deg, #4ade80, #facc15, #f97316, #ef4444);
  transition: width 0.3s ease;
}
.weight-bar-goal {
  position: absolute;
  top: 0;
  left: 0;
  width: 2px;
  height: 100%;
  background: #4ade80;
  box-shadow: 0 0 6px #4ade80;
}

#game-canvas {
  flex: 1;
  width: 100%;
  max-width: 480px;
  background: #1a0a00;
  border-radius: 12px;
  border: 2px solid rgba(255, 200, 120, 0.25);
  box-shadow: 0 0 30px rgba(255, 120, 40, 0.1) inset;
  touch-action: none;
}

.effect-text {
  position: absolute;
  top: 35%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: 'Hachi Maru Pop', cursive;
  font-size: 2rem;
  color: #ffd27a;
  text-shadow: 0 0 20px rgba(255, 200, 100, 0.8), 0 3px 0 #5a2b00;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.2s, transform 0.4s;
}
.effect-text.show {
  opacity: 1;
  transform: translate(-50%, -70%);
}

/* ===== リザルト画面 ===== */
#result-screen {
  background: radial-gradient(ellipse at center, #5a3a1c 0%, #1a0f08 80%);
}
.result-inner {
  width: 100%;
  max-width: 360px;
  text-align: center;
  padding: 20px;
  background: rgba(0, 0, 0, 0.5);
  border-radius: 20px;
  border: 2px solid rgba(255, 200, 120, 0.3);
}
.result-icon {
  font-size: 4rem;
  margin-bottom: 4px;
}
.result-title {
  font-family: 'Hachi Maru Pop', cursive;
  font-size: clamp(1.4rem, 5vw, 1.8rem);
  color: #ffd27a;
  text-shadow: 0 2px 0 #5a2b00;
  margin-bottom: 6px;
}
.result-msg {
  font-size: 0.9rem;
  color: #e8c9a0;
  margin-bottom: 14px;
  line-height: 1.5;
}
.result-stats {
  background: rgba(0, 0, 0, 0.3);
  border-radius: 12px;
  padding: 10px 14px;
  margin-bottom: 14px;
}
.result-row {
  display: flex;
  justify-content: space-between;
  padding: 4px 0;
  font-size: 0.85rem;
}
.result-label { color: #e8c9a0; }
.result-value {
  color: #fff;
  font-weight: 700;
  font-family: 'Hachi Maru Pop', cursive;
}

/* ===== 戻るリンク ===== */
.back-to-top-link {
  position: fixed;
  top: 12px;
  left: 12px;
  color: rgba(255, 255, 255, 0.55);
  font-size: 13px;
  text-decoration: none;
  z-index: 100;
}
.back-to-top-link:hover { color: #fff; }

@media (min-width: 700px) {
  #game-wrapper {
    max-width: 620px;
  }

  .screen {
    padding-left: 24px;
    padding-right: 24px;
  }

  #title-screen,
  #result-screen {
    justify-content: flex-start;
    padding-top: clamp(88px, 11vh, 128px);
  }

  .title-inner,
  .result-inner {
    max-width: 460px;
  }

  .title-poop {
    font-size: clamp(5rem, 10vw, 6.75rem);
  }

  .game-title {
    font-size: clamp(2rem, 4.8vw, 2.8rem);
    margin-top: 8px;
    margin-bottom: 6px;
  }

  .game-subtitle {
    font-size: 1rem;
    margin-bottom: 14px;
  }

  .controls-help {
    margin-top: 18px;
    padding: 14px 18px;
    font-size: 0.82rem;
  }

  #game-screen {
    padding: 16px 16px 0;
  }

  .game-hud,
  .weight-bar-wrap,
  #game-canvas {
    max-width: 580px;
  }

  .result-inner {
    padding: 24px 28px;
  }
}

@media (max-width: 480px) {
  .controls-help { font-size: 0.72rem; padding: 8px 12px; }
  .hud-value { font-size: 1rem; }
  .effect-text { font-size: 1.6rem; }
}