* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }

/* タイトル画面 */
.ax-title-screen {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at top, #e0f2fe 0%, #e0f7fa 40%, #ecfdf5 100%);
  padding-top: 48px;
  padding-bottom: env(safe-area-inset-bottom);
}
.ax-title-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  padding: 24px;
  max-width: 360px;
}
.ax-title-heading {
  font-size: 1.5rem;
  color: #064e3b;
  text-align: center;
  margin: 0;
}
.ax-title-mascot {
  min-height: 96px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.ax-title-mascot-img {
  image-rendering: pixelated;
  image-rendering: -moz-crisp-edges;
  image-rendering: crisp-edges;
}
.ax-title-buttons {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 100%;
  max-width: 240px;
}
.ax-btn-primary {
  padding: 12px 24px;
  font-size: 16px;
  font-weight: bold;
  border-radius: 8px;
  border: 2px solid #0d9488;
  background: linear-gradient(180deg, #14b8a6, #0d9488);
  color: #fff;
  cursor: pointer;
}
.ax-btn-secondary {
  padding: 12px 24px;
  font-size: 16px;
  font-weight: bold;
  border-radius: 8px;
  border: 2px solid #94a3b8;
  background: linear-gradient(180deg, #f1f5f9, #e2e8f0);
  color: #475569;
  cursor: pointer;
}
.ax-btn-secondary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}
body.game-page {
  padding-top: 48px;
  padding-bottom: calc(70px + env(safe-area-inset-bottom));
  min-height: 100vh;
  min-height: calc(var(--vh, 1vh) * 100); /* Use CSS variable for stable viewport height */
  min-height: 100dvh; /* Dynamic Viewport Height for mobile browsers (fallback) */
  display: flex;
  flex-direction: column;
  align-items: center;
  background: radial-gradient(circle at top, #e0f2fe 0%, #e0f7fa 40%, #ecfdf5 100%);
  font-family: "MS PGothic", "Yu Gothic", sans-serif;
  color: #064e3b;
}
.ax-wrap {
  width: 100%;
  max-width: 440px;
  padding: 8px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 120px;
  margin-bottom: 20px;
}
/* ヘッダー（sticky） */
.ax-header {
  position: fixed;
  top: 48px;
  left: 0;
  right: 0;
  z-index: 30;
  background: rgba(255,255,255,0.98);
  border-bottom: 2px solid #bae6fd;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}
.ax-header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 12px;
  gap: 8px;
}
.ax-header-status {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 1;
  font-size: 14px;
}
.ax-header-status .ax-day {
  color: #475569;
  font-weight: normal;
}
.ax-header-status .ax-money {
  font-weight: bold;
  color: #047857;
}
.ax-header-reputation {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
  min-width: 0;
}
.ax-reputation-label {
  font-size: 12px;
  color: #475569;
  white-space: nowrap;
}
.ax-header-reputation .ax-bar {
  flex: 1;
  height: 8px;
  min-width: 60px;
}
.ax-menu-toggle {
  width: 44px;
  height: 44px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 8px;
  position: relative;
  z-index: 31;
}
.ax-menu-toggle.has-notification::after {
  content: '!';
  position: absolute;
  top: 4px;
  right: 4px;
  width: 18px;
  height: 18px;
  background: #dc2626;
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: bold;
  border: 2px solid #fff;
}
.ax-menu-toggle span {
  width: 24px;
  height: 3px;
  background: #0369a1;
  border-radius: 2px;
  transition: all 0.3s;
}
.ax-global-actions {
  display: flex;
  gap: 8px;
  padding: 8px 12px;
  border-top: 1px solid #e5e7eb;
}
.ax-global-btn {
  flex: 1;
  padding: 10px;
  border-radius: 8px;
  border: 2px solid;
  font-size: 14px;
  font-weight: bold;
  cursor: pointer;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.2s;
}
.ax-global-btn.feed {
  background: linear-gradient(180deg, #22c55e, #16a34a);
  border-color: #4ade80;
  color: #f0fdf4;
}
.ax-global-btn.clean {
  background: linear-gradient(180deg, #38bdf8, #0ea5e9);
  border-color: #7dd3fc;
  color: #ecfeff;
}
.ax-global-btn.poop {
  background: linear-gradient(180deg, #dc2626, #b91c1c);
  border-color: #f87171;
  color: #fef2f2;
}
.ax-global-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}
/* 折りたたみメニュー */
.ax-menu-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 25;
  display: none;
}
.ax-menu-overlay.visible {
  display: block;
}
.ax-menu {
  position: fixed;
  top: 0;
  right: -300px;
  width: 280px;
  height: 100vh;
  height: calc(var(--vh, 1vh) * 100); /* Use CSS variable for stable viewport height */
  height: 100dvh; /* Dynamic Viewport Height for mobile browsers (fallback) */
  background: rgba(255,255,255,0.98);
  box-shadow: -2px 0 8px rgba(0,0,0,0.2);
  z-index: 25;
  transition: right 0.3s ease;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  padding-bottom: env(safe-area-inset-bottom);
}
.ax-menu.visible {
  right: 0;
}
.ax-menu-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px;
  border-bottom: 2px solid #e5e7eb;
}
.ax-menu-header h3 {
  font-size: 18px;
  color: #0f172a;
}
.ax-menu-close {
  width: 44px;
  height: 44px;
  font-size: 28px;
  background: transparent;
  border: none;
  cursor: pointer;
  color: #475569;
  display: flex;
  align-items: center;
  justify-content: center;
}
.ax-menu-items {
  padding: 12px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}
.ax-menu-items-bottom {
  margin-top: auto;
  padding-top: 24px;
  padding-bottom: calc(12px + env(safe-area-inset-bottom));
}
.ax-menu-item {
  width: 100%;
  padding: 12px 8px;
  border-radius: 10px;
  border: 2px solid;
  font-size: 13px;
  font-weight: bold;
  cursor: pointer;
  min-height: 90px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  transition: all 0.2s;
  box-shadow: 0 2px 6px rgba(0,0,0,0.15);
  position: relative;
}
.ax-menu-item:active {
  transform: scale(0.95);
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}
.ax-menu-icon {
  font-size: 40px;
  line-height: 1;
}
.ax-menu-label {
  font-size: 14px;
  font-weight: bold;
  line-height: 1.2;
}
.ax-menu-sub {
  font-size: 11px;
  opacity: 0.9;
  margin-top: 2px;
}
.ax-menu-item.breed {
  background: linear-gradient(180deg, #f472b6, #ec4899);
  border-color: #f9a8d4;
  color: #fdf2f8;
}
.ax-menu-item.treat {
  background: linear-gradient(180deg, #a78bfa, #7c3aed);
  border-color: #c4b5fd;
  color: #f5f3ff;
}
.ax-menu-item.shop {
  background: linear-gradient(180deg, #3b82f6, #2563eb);
  border-color: #60a5fa;
  color: #eff6ff;
}
.ax-menu-item.encyclopedia {
  background: linear-gradient(180deg, #8b5cf6, #7c3aed);
  border-color: #a78bfa;
  color: #faf5ff;
}
.ax-menu-item.achievements {
  background: linear-gradient(180deg, #f59e0b, #d97706);
  border-color: #fbbf24;
  color: #fffbeb;
}
.ax-menu-item.auction {
  background: linear-gradient(180deg, #dc2626, #b91c1c);
  border-color: #f87171;
  color: #fef2f2;
}
.ax-menu-item:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* 同棲ペアの詳細タブ */
.ax-detail-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 8px;
}
.ax-detail-tab {
  flex: 1;
  padding: 6px 8px;
  border-radius: 999px;
  border: 1px solid #bfdbfe;
  background: #eff6ff;
  color: #1d4ed8;
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.ax-detail-tab.active {
  background: #1d4ed8;
  color: #ffffff;
}
/* フッター（月送りボタン） */
.ax-footer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 20;
  background: rgba(255,255,255,0.98);
  border-top: 2px solid #bae6fd;
  box-shadow: 0 -2px 8px rgba(0,0,0,0.1);
  padding: 8px 12px;
  padding-bottom: calc(8px + env(safe-area-inset-bottom));
}
.ax-next-month-btn {
  width: 100%;
  padding: 14px;
  border-radius: 8px;
  border: 2px solid #94a3b8;
  background: linear-gradient(180deg, #64748b, #475569);
  color: #f1f5f9;
  font-size: 16px;
  font-weight: bold;
  cursor: pointer;
  min-height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  position: relative;
  transition: opacity 0.2s;
}
.ax-next-month-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}
.ax-next-month-alerts {
  display: flex;
  gap: 4px;
  align-items: center;
}
.ax-alert-badge {
  padding: 2px 6px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: bold;
  background: #dc2626;
  color: #fff;
}
.ax-title {
  font-size: 1rem;
  text-align: center;
  font-weight: bold;
  color: #0ea5e9;
}
.ax-sub {
  font-size: 10px;
  text-align: center;
  color: #0f172a;
  margin-bottom: 2px;
  line-height: 1.3;
}
.ax-panel {
  background: rgba(255,255,255,0.96);
  border-radius: 10px;
  border: 2px solid #bae6fd;
  padding: 6px 8px;
  box-shadow: 0 4px 12px rgba(56,189,248,0.12);
}
.ax-status-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
  margin-bottom: 2px;
}
.ax-money { font-weight: bold; color: #047857; }
.ax-day { color: #475569; }
.ax-bars-row {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-bottom: 4px;
}
.ax-bar-wrap { flex: 1; min-width: 0; }
.ax-bar-label { font-size: 10px; color: #475569; }
/* 水槽カード内のステータスバー */
.ax-tank-status-bars {
  display: flex;
  gap: 8px;
  margin: 8px 0;
}
.ax-tank-status-bar {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.ax-tank-status-label {
  font-size: 10px;
  color: #475569;
}
.ax-tank-status-bar .ax-bar {
  height: 8px;
}
.ax-bar {
  position: relative;
  height: 6px;
  border-radius: 999px;
  background: #e5e7eb;
  overflow: hidden;
  margin: 1px 0 2px;
}
.ax-bar-fill {
  position: absolute;
  inset: 0;
  width: 0%;
  border-radius: inherit;
  transition: width 0.25s;
}
.ax-bar-fill.water { background: linear-gradient(90deg, #38bdf8, #0ea5e9); }
.ax-bar-fill.clean { background: linear-gradient(90deg, #38bdf8, #0ea5e9); }
.ax-bar-fill.food { background: linear-gradient(90deg, #4ade80, #22c55e); }
.ax-bar-fill.reputation { background: linear-gradient(90deg, #fbbf24, #f97316); }
.ax-tanks {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 8px;
}
.ax-tank {
  border-radius: 10px;
  border: 2px solid #bfdbfe;
  padding: 12px;
  background: linear-gradient(180deg, #e0f2fe, #f0f9ff);
  font-size: 12px;
  position: relative;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}
.ax-tank-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2px;
}
.ax-tank-name { font-weight: bold; color: #0f172a; }
.ax-tank-tag {
  font-size: 10px;
  padding: 1px 4px;
  border-radius: 999px;
  background: #ecfeff;
  border: 1px solid #7dd3fc;
  color: #0369a1;
}
.ax-tag-juvenile {
  background: #fef3c7 !important;
  border-color: #fbbf24 !important;
  color: #92400e !important;
}
.ax-tag-adult {
  background: #dbeafe !important;
  border-color: #3b82f6 !important;
  color: #1e40af !important;
}
.ax-tag-breeding {
  background: #fce7f3 !important;
  border-color: #ec4899 !important;
  color: #9f1239 !important;
}
.ax-tank-body {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 4px;
  margin-bottom: 2px;
}
/* ウーパー（スプライト）を中央に表示するラッパー */
.ax-tank-sprite-wrap {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  min-width: 0;
  position: relative;
  z-index: 1; /* ボタンより後ろのレイヤー */
}
.ax-tank-lines { line-height: 1.3; font-size: 9px; }
.ax-health-bar-wrap {
  display: flex;
  gap: 2px;
  margin: 2px 0;
}
.ax-health-bar {
  flex: 1;
  height: 4px;
  background: #e5e7eb;
  border-radius: 2px;
  overflow: hidden;
}
.ax-health-bar-fill {
  height: 100%;
  transition: width 0.2s, background-color 0.2s;
}
.ax-relationship-bar-wrap {
  margin: 2px 0;
}
.ax-relationship-bar {
  height: 6px;
  background: #e5e7eb;
  border-radius: 3px;
  overflow: hidden;
  position: relative;
}
.ax-relationship-bar-fill {
  height: 100%;
  transition: width 0.2s, background-color 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 8px;
  color: #fff;
  text-shadow: 0 0 2px rgba(0,0,0,0.5);
}
/* たまごっち風Idle Bob: JSでフレーム配列駆動（整数pxのみ・頂点/底で滞在） */
.ax-axolotl-img.ax-idle {
  /* transform は JS で translateY(Npx) に更新 */
  position: relative;
}

@keyframes ax-hop-left {
  0% { transform: translateX(120px) translateY(0); }
  20% { transform: translateX(60px) translateY(-4px); }
  40% { transform: translateX(0px) translateY(0); }
  60% { transform: translateX(-60px) translateY(-4px); }
  80% { transform: translateX(-120px) translateY(0); }
  100% { transform: translateX(120px) translateY(0); }
}

@keyframes ax-hop-right {
  0% { transform: translateX(-120px) translateY(0); }
  20% { transform: translateX(-60px) translateY(-4px); }
  40% { transform: translateX(0px) translateY(0); }
  60% { transform: translateX(60px) translateY(-4px); }
  80% { transform: translateX(120px) translateY(0); }
  100% { transform: translateX(-120px) translateY(0); }
}

@keyframes ax-hop-center {
  0% { transform: translateX(-90px) translateY(0); }
  25% { transform: translateX(-45px) translateY(-4px); }
  50% { transform: translateX(0px) translateY(0); }
  75% { transform: translateX(45px) translateY(-4px); }
  100% { transform: translateX(-90px) translateY(0); }
}

.ax-tank-sprite-wrap canvas.ax-idle,
.ax-tank-sprite-wrap img.ax-idle {
  animation-duration: 3s;
  animation-timing-function: ease-in-out;
  animation-iteration-count: infinite;
}

@keyframes ax-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-5px); }
}
@keyframes ax-float-slow {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-3px); }
}
@keyframes ax-float-fast {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-7px); }
}
/* ① CSS: 拡大時に補間しない（32px→整数倍でくっきり）。Canvasは必ず補間OFF */
.ax-axolotl-img,
canvas.ax-axolotl-img {
  width: 32px; /* 32の整数倍・JSで上書き */
  height: 32px;
  min-width: 32px;
  min-height: 32px;
  flex-shrink: 0;
  object-fit: contain;
  margin-left: auto;
  image-rendering: pixelated;
  image-rendering: -webkit-optimize-contrast;
  image-rendering: crisp-edges;
  cursor: pointer;
}
/* 待機ボブ用のcanvasも同様にピクセル補間なし */
canvas.ax-axolotl-img.ax-idle {
  image-rendering: pixelated;
  image-rendering: crisp-edges;
}
.ax-axolotl-img.alive {
  animation: ax-float 1.2s ease-in-out infinite;
}
.ax-axolotl-img.alive.slow {
  animation: ax-float-slow 1.8s ease-in-out infinite;
}
.ax-axolotl-img.alive.fast {
  animation: ax-float-fast 0.8s ease-in-out infinite;
}
.ax-axolotl-img.ax-shade-light {
  filter: brightness(1.18);
}
.ax-axolotl-img.ax-shade-dark {
  filter: brightness(0.82);
}
.ax-tank-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid #e5e7eb;
  position: relative;
  z-index: 2; /* スプライトより前のレイヤー */
}
.ax-tank-action-btn {
  flex: 1;
  padding: 8px 12px;
  border-radius: 8px;
  border: 2px solid;
  font-size: 14px;
  font-weight: bold;
  cursor: pointer;
  min-height: 44px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  line-height: 1.2;
  align-items: center;
  justify-content: center;
  transition: opacity 0.2s;
}
.ax-tank-action-btn.feed {
  background: linear-gradient(180deg, #22c55e, #16a34a);
  border-color: #4ade80;
  color: #f0fdf4;
}
.ax-tank-action-btn.clean {
  background: linear-gradient(180deg, #38bdf8, #0ea5e9);
  border-color: #7dd3fc;
  color: #ecfeff;
}
.ax-tank-action-btn.detail {
  background: linear-gradient(180deg, #64748b, #475569);
  border-color: #94a3b8;
  color: #f1f5f9;
}
.ax-tank-action-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}
.ax-tank-sell {
  padding: 2px 4px;
  font-size: 12px;
  border-radius: 4px;
  border: 1px solid #f97316;
  background: linear-gradient(180deg, #facc15, #f97316);
  color: #451a03;
  cursor: pointer;
  font-weight: bold;
  min-width: 24px;
  min-height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.ax-actions {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
}
.ax-feed-group {
  grid-column: span 4;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
}
@media (max-width: 480px) {
  .ax-actions {
    grid-template-columns: repeat(4, 1fr);
    gap: 2px;
  }
  .ax-feed-group {
    gap: 2px;
  }
}
.ax-btn {
  padding: 3px 5px;
  border-radius: 5px;
  border: 1px solid transparent;
  font-size: 9px;
  font-weight: bold;
  text-align: center;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 28px;
}
.ax-btn span.label { display: block; line-height: 1.2; word-break: keep-all; }
.ax-btn span.note { display: none; }
.ax-btn.feed {
  background: linear-gradient(180deg, #22c55e, #16a34a);
  border-color: #4ade80;
  color: #f0fdf4;
}
.ax-btn.feed-bloodworm {
  background: linear-gradient(180deg, #dc2626, #b91c1c);
  border-color: #f87171;
  color: #fef2f2;
}
.ax-btn.feed-earthworm {
  background: linear-gradient(180deg, #65a30d, #4d7c0f);
  border-color: #84cc16;
  color: #f7fee7;
}
.ax-btn.clean {
  background: linear-gradient(180deg, #38bdf8, #0ea5e9);
  border-color: #7dd3fc;
  color: #ecfeff;
}
.ax-btn.breed {
  background: linear-gradient(180deg, #f472b6, #ec4899);
  border-color: #f9a8d4;
  color: #fdf2f8;
}
.ax-btn.treat {
  background: linear-gradient(180deg, #a78bfa, #7c3aed);
  border-color: #c4b5fd;
  color: #f5f3ff;
}
.ax-btn.sell {
  background: linear-gradient(180deg, #facc15, #f97316);
  border-color: #fed7aa;
  color: #451a03;
}
.ax-btn.day {
  background: linear-gradient(180deg, #64748b, #475569);
  border-color: #94a3b8;
  color: #f1f5f9;
}
.ax-btn.shop {
  background: linear-gradient(180deg, #3b82f6, #2563eb);
  border-color: #60a5fa;
  color: #eff6ff;
}
.ax-btn.encyclopedia {
  background: linear-gradient(180deg, #8b5cf6, #7c3aed);
  border-color: #a78bfa;
  color: #faf5ff;
}
.ax-btn.achievements {
  background: linear-gradient(180deg, #f59e0b, #d97706);
  border-color: #fbbf24;
  color: #fffbeb;
}
.ax-btn.auction {
  background: linear-gradient(180deg, #dc2626, #b91c1c);
  border-color: #f87171;
  color: #fef2f2;
}
.ax-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  background: #94a3b8 !important;
  border-color: #64748b !important;
  color: #cbd5e1 !important;
}
.ax-log {
  flex: 1;
  min-height: 48px;
  max-height: 70px;
  padding: 5px 8px;
  border-radius: 6px;
  border: 1px solid #bae6fd;
  background: rgba(191,219,254,0.25);
  font-size: 10px;
  line-height: 1.4;
  white-space: pre-line;
  overflow-y: auto;
  color: #0f172a;
}
.ax-log-line {
  margin-bottom: 2px;
}
.ax-log-line:last-child {
  margin-bottom: 0;
}
.ax-back {
  display: inline-block;
  margin-top: 4px;
  font-size: 11px;
  color: #0369a1;
  text-decoration: none;
}
.ax-overlay {
  position: fixed;
  inset: 0;
  padding: 48px 16px 16px;
  background: rgba(15,23,42,0.85);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 50;
}

/* Detail overlay above hatch selection so user can view details while choosing */
#axOverlayDetail {
  z-index: 55;
}
/* Shop detail (price, stats) above buy overlay so user can view item details */
#axOverlayShopDetail {
  z-index: 55;
}
/* Ensure treatment overlay appears above the shop overlay */
#axOverlayTreat {
  z-index: 60;
}
.ax-overlay.visible { display: flex; }
.ax-overlay-box {
  background: linear-gradient(180deg, #fdf2f8, #e0f2fe);
  border-radius: 16px;
  border: 4px solid #f472b6;
  padding: 20px;
  max-width: 340px;
  text-align: center;
  box-shadow: 0 18px 35px rgba(0,0,0,0.25);
}
/* ショップ用：transform:scale はモバイルでヒット領域がずれるため使用しない */
#axOverlayBuy .ax-overlay-box {
  max-width: 320px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
}
#axOverlayBuy .ax-shop-header {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 8px;
}
#axOverlayBuy .ax-shop-manager {
  width: 64px;
  height: auto;
  max-height: 80px;
  object-fit: contain;
  flex-shrink: 0;
}
#axOverlayBuy .ax-shop-header-text {
  flex: 1;
  min-width: 0;
}
#axOverlayBuy .ax-shop-header-text h2 {
  margin-top: 0;
}
#axOverlayBuy #axBuyTypeList {
  flex: 1;
  min-height: 0;
  max-height: 52vh;
  overflow-y: auto;
  overflow-x: hidden;
  padding-top: 4px; /* 先頭アイテムのタッチ領域を確保 */
  -webkit-overflow-scrolling: touch;
}
#axOverlayBuy .ax-buy-type-btn {
  min-width: 0;
  max-width: 100%;
}
#axOverlayBuy .ax-axolotl-img {
  max-width: 96px;
  max-height: 96px;
  object-fit: contain;
}
.ax-encyclopedia-box,
.ax-encyclopedia-content { text-align: left; }
.ax-encyclopedia-box h2,
.ax-encyclopedia-content p,
.ax-encyclopedia-content div,
.ax-encyclopedia-content h3 { text-align: left; }
.ax-overlay-box h2 {
  font-size: 1.3rem;
  margin-bottom: 10px;
  color: #be123c;
}
.ax-overlay-box p {
  font-size: 13px;
  margin-bottom: 8px;
  color: #111827;
  line-height: 1.6;
}
.ax-overlay-box .btn {
  display: inline-block;
  margin-top: 10px;
  padding: 9px 18px;
  border-radius: 999px;
  border: 2px solid #f472b6;
  background: linear-gradient(180deg, #fb7185, #ec4899);
  color: #fdf2f8;
  font-size: 14px;
  font-weight: bold;
  text-decoration: none;
  cursor: pointer;
}
.ax-buy-type-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 8px;
  border-radius: 10px;
  border: 2px solid #bae6fd;
  background: linear-gradient(180deg, #e0f2fe, #f0f9ff);
  cursor: pointer;
  font-size: 11px;
  color: #0f172a;
}
.ax-buy-type-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}
.ax-buy-type-btn-problem {
  border-color: #fcd34d;
  background: linear-gradient(180deg, #fef3c7, #fffbeb);
}
.ax-buy-type-img {
  width: 64px; /* 32×2（整数倍） */
  height: 64px;
  object-fit: contain;
  image-rendering: pixelated;
  margin-bottom: 4px;
}
.ax-buy-type-card { cursor: default; align-items: center; }
.ax-buy-type-card .ax-axolotl-img,
.ax-buy-type-card canvas.ax-axolotl-img { margin-left: auto; margin-right: auto; }
.ax-buy-type-name { font-weight: bold; }
.ax-buy-type-stats { display: block; margin: 2px 0; }
.ax-buy-type-price { font-size: 10px; color: #047857; }
.ax-buy-btn-row {
  display: flex;
  gap: 6px;
  justify-content: center;
  margin-top: 6px;
}
.ax-buy-detail-btn,
.ax-buy-buy-btn {
  min-height: 44px;  /* タッチターゲットを確保（モバイルで選択しやすく） */
}
.ax-buy-detail-btn { margin-right: 4px; }
.ax-equipment-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 10px;
  border-radius: 10px;
  border: 2px solid #bae6fd;
  background: linear-gradient(180deg, #e0f2fe, #f0f9ff);
  font-size: 11px;
  color: #0f172a;
  text-align: center;
}
.ax-equipment-icon-wrap {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 6px;
}
.ax-equipment-icon {
  max-width: 48px;
  max-height: 48px;
  object-fit: contain;
  image-rendering: pixelated;
  image-rendering: -webkit-optimize-contrast;
}
.ax-equipment-card .ax-equipment-name { font-weight: bold; margin-bottom: 4px; }
.ax-equipment-card .ax-equipment-level { font-size: 10px; color: #0369a1; margin-bottom: 4px; overflow-wrap: break-word; word-break: break-word; min-height: 1.4em; }
.ax-equipment-card .ax-equipment-btns { margin-top: 6px; display: flex; gap: 6px; flex-wrap: wrap; justify-content: center; }
.ax-buy-tabs { }
.ax-buy-tab {
  padding: 6px 12px;
  font-size: 12px;
  border-radius: 8px;
  border: 2px solid #bae6fd;
  background: #e0f2fe;
  color: #0369a1;
  cursor: pointer;
  font-weight: bold;
}
.ax-buy-tab:hover { background: #bae6fd; }
.ax-buy-tab.active {
  background: linear-gradient(180deg, #0ea5e9, #0284c7);
  border-color: #0ea5e9;
  color: #fff;
}
.ax-auction-tab {
  background: linear-gradient(180deg, #dc2626, #b91c1c) !important;
  border-color: #f87171 !important;
  color: #fff !important;
  animation: pulse 1.5s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}
.ax-auction-btn {
  border: 2px solid #dc2626 !important;
  background: linear-gradient(180deg, #fef2f2, #fee2e2) !important;
}
.ax-tank-lines.clickable {
  cursor: pointer;
}
/* 詳細モーダル：ヘッダー（アイコン＋タイトル中央揃え）、長い内容はスクロール */
.ax-detail-overlay-box {
  max-width: 420px;
  max-height: 90vh;
  overflow-y: auto;
  overflow-x: hidden;
}
.ax-detail-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 12px;
}
.ax-detail-icon-wrap {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  margin-bottom: 8px;
}
.ax-detail-icon-wrap canvas {
  margin-left: auto;
  margin-right: auto;
}
.ax-detail-header h2 {
  margin-bottom: 0;
}
/* 繁殖ペア：左右2カラム */
.ax-detail-pair-columns {
  display: flex;
  gap: 16px;
  margin-bottom: 12px;
}
.ax-detail-pair-column {
  flex: 1;
  min-width: 0;
  padding: 8px;
  border-radius: 8px;
  background: rgba(255,255,255,0.6);
  border: 1px solid #bae6fd;
}
.ax-detail-pair-column h4 {
  font-size: 11px;
  color: #0369a1;
  margin-bottom: 6px;
  text-align: center;
}
.ax-detail-pair-column-icon-wrap {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  margin-bottom: 6px;
}
.ax-detail-pair-column-icon-wrap canvas {
  margin-left: auto;
  margin-right: auto;
}
.ax-detail-pair-column-content {
  width: 100%;
  text-align: left;
}
.ax-detail-pair-family .ax-detail-family-entry {
  display: flex;
  flex-direction: column;
  align-items: center;
}
/* 家系図：左右配置 */
.ax-detail-family-tree {
  display: flex;
  gap: 12px;
  margin-top: 8px;
}
.ax-detail-family-side {
  flex: 1;
  min-width: 0;
}
.ax-detail-family-side-label {
  font-size: 10px;
  color: #64748b;
  margin-bottom: 4px;
  text-align: center;
}
.ax-detail-family-entry {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin-bottom: 8px;
  padding: 6px;
  border-radius: 6px;
  background: rgba(255,255,255,0.5);
}
.ax-detail-family-entry canvas {
  margin-left: auto;
  margin-right: auto;
}
.ax-detail-family-entry-morph {
  font-size: 11px;
  font-weight: 600;
  color: #0369a1;
}
.ax-detail-family-entry-name {
  font-size: 10px;
  color: #64748b;
  margin-top: 2px;
}
.ax-detail-family {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid #bae6fd;
  text-align: left;
  font-size: 11px;
}
.ax-detail-family h3 {
  font-size: 12px;
  margin-bottom: 6px;
  color: #0369a1;
}
.ax-detail-family-item {
  margin-bottom: 4px;
  padding-left: 8px;
}

/* うんこ回収時の +金額 フロートアニメーション */
@keyframes ax-poop-reward-float {
  0% {
    opacity: 1;
    transform: translate(-50%, -100%) scale(1);
  }
  100% {
    opacity: 0;
    transform: translate(-50%, -180%) scale(1.1);
  }
}