/* ===== 宇宙粒子特效 ===== */
.cosmic-particle {
  position: fixed;
  border-radius: 50%;
  pointer-events: none;
  z-index: 10000;
  animation: cosmic-burst 1s ease-out forwards;
}

.cosmic-particle.white {
  background: radial-gradient(circle, rgba(255, 255, 255, 1) 0%, rgba(255, 255, 255, 0.8) 50%, rgba(255, 255, 255, 0) 100%);
  box-shadow: 0 0 8px rgba(255, 255, 255, 0.9), 0 0 12px rgba(200, 220, 255, 0.6);
}

.cosmic-particle.black {
  background: radial-gradient(circle, rgba(50, 50, 80, 1) 0%, rgba(30, 30, 50, 0.8) 50%, rgba(0, 0, 0, 0) 100%);
  box-shadow: 0 0 6px rgba(50, 50, 80, 0.8), 0 0 10px rgba(30, 30, 50, 0.5);
}

@keyframes cosmic-burst {
  0% {
    transform: translate(0, 0) scale(1);
    opacity: 1;
  }
  100% {
    transform: translate(
      calc(var(--end-x) - 50vw),
      calc(var(--end-y) - 50vh)
    ) scale(0.2);
    opacity: 0;
  }
}

/* 按鈕強調背景框動畫（宇宙脈衝） */
.cosmic-pulse {
  animation: cosmic-pulse-anim 0.8s ease-out forwards !important;
  position: relative;
  overflow: visible !important;
}

@keyframes cosmic-pulse-anim {
  0% {
    box-shadow:
      0 0 0 0 rgba(33, 150, 243, 0.7),
      0 0 20px rgba(33, 150, 243, 0.5),
      inset 0 0 20px rgba(255, 255, 255, 0.3);
    transform: scale(1);
  }
  50% {
    box-shadow:
      0 0 0 15px rgba(33, 150, 243, 0),
      0 0 40px rgba(33, 150, 243, 0.8),
      inset 0 0 30px rgba(255, 255, 255, 0.5);
    transform: scale(1.08);
  }
  100% {
    box-shadow:
      0 0 0 25px rgba(33, 150, 243, 0),
      0 0 20px rgba(33, 150, 243, 0.3),
      inset 0 0 15px rgba(255, 255, 255, 0.2);
    transform: scale(1);
  }
}

/* ===== 放鬆驚喜 ===== */
.relaxation-surprise {
  position: fixed;
  font-size: 48px;
  animation: surpriseFall 5s ease-out forwards;
  z-index: 9996;
  pointer-events: none;
  filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.3));
}

@keyframes surpriseFall {
  0% { transform: translateY(0) rotate(0deg); opacity: 1; }
  100% { transform: translateY(500px) rotate(360deg); opacity: 0; }
}

.surprise-message {
  position: fixed;
  background: rgba(255, 182, 193, 0.95); /* 粉色背景 */
  padding: 8px 24px;
  border-radius: 6px; /* 從20px改為6px，橫幅矩形 */
  font-size: 14px; /* 從16px改為14px */
  font-weight: 700;
  color: #c41e3a; /* 深紅色文字，在粉色背景上更清晰 */
  box-shadow: 0 4px 12px rgba(255, 105, 180, 0.4); /* 粉色陰影 */
  border: 2px solid #ff69b4; /* 粉色邊框 */
  z-index: 9996;
  pointer-events: none;
  animation: messageFadeOut 3s ease-out forwards;
  min-width: 120px; /* 確保橫幅有最小寬度 */
  text-align: center; /* 文字居中 */
}

@keyframes messageFadeOut {
  0%, 80% { opacity: 1; transform: translateY(0); }
  100% { opacity: 0; transform: translateY(-20px); }
}

/* ===== 月球傳送門 ===== */
.portal-active {
  animation: portalPulse 1s ease-in-out infinite !important;
}

@keyframes portalPulse {
  0%, 100% {
    box-shadow: 0 0 30px rgba(255, 248, 220, 0.8), 0 0 60px rgba(240, 230, 140, 0.6);
    transform: scale(1);
  }
  50% {
    box-shadow: 0 0 50px rgba(255, 248, 220, 1), 0 0 100px rgba(240, 230, 140, 0.8);
    transform: scale(1.05);
  }
}

.moon-portal-dialog .portal-icons {
  display: flex;
  justify-content: center;
  gap: 15px;
  margin: 20px 0;
}

.portal-icons .icon-item {
  font-size: 32px;
  animation: iconBounce 1s ease-in-out infinite;
}

.portal-icons .icon-item:nth-child(1) { animation-delay: 0s; }
.portal-icons .icon-item:nth-child(2) { animation-delay: 0.2s; }
.portal-icons .icon-item:nth-child(3) { animation-delay: 0.4s; }
.portal-icons .icon-item:nth-child(4) { animation-delay: 0.6s; }

@keyframes iconBounce {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-10px) scale(1.2); }
}

/* ===== 時鐘雙擊提示 ===== */
.moon-hint-container {
  position: fixed;
  top: 50px;
  right: 150px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  z-index: 999;
  pointer-events: none;
  animation: moonHintFade 3s ease-in-out infinite;
}

.moon-hint-arrow {
  font-size: 32px;
  animation: moonHintBounce 1.5s ease-in-out infinite;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
}

.moon-hint-text {
  background: linear-gradient(135deg, rgba(255, 248, 220, 0.95), rgba(240, 230, 140, 0.95));
  color: #6b4423;
  padding: 6px 12px;
  border-radius: 12px;
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
  box-shadow: 0 4px 12px rgba(255, 248, 220, 0.6);
  border: 2px solid rgba(255, 248, 220, 0.8);
}

@keyframes moonHintBounce {
  0%, 100% {
    transform: translateY(0) rotate(-15deg);
  }
  50% {
    transform: translateY(-10px) rotate(-15deg);
  }
}

@keyframes moonHintFade {
  0%, 40% {
    opacity: 1;
  }
  50%, 90% {
    opacity: 0.6;
  }
  100% {
    opacity: 1;
  }
}

/* 隱藏提示（用於已知用戶或月球世界） */
.moon-hint-container.hidden {
  display: none;
}

/* 月球世界中隱藏提示 */
body.moon-world .moon-hint-container {
  display: none;
}