/* 主容器 */
.cyber-pink-container {
  position: relative;
  background: linear-gradient(135deg, #2a0a1a, #1a0a0a);
  border: 4px solid #ff69b4;
  padding: 20px;
  margin: 20px auto;
  max-width: 800px;
  box-shadow: 0 0 30px rgba(255, 105, 180, 0.7), 
              inset 0 0 20px rgba(0, 0, 0, 0.5);
  font-family: 'Courier New', monospace;
  color: #ffccee;
  overflow: hidden;
}

/* 标题栏 */
.title-bar {
  background: linear-gradient(90deg, #ff69b4, #8b008b);
  color: white;
  padding: 10px;
  text-align: center;
  font-weight: bold;
  letter-spacing: 2px;
  margin: -20px -20px 20px -20px;
  font-size: 1.2rem;
  font-family: 'Press Start 2P', cursive;
  border-bottom: 2px solid #ff69b4;
  box-shadow: 0 5px 15px rgba(255, 105, 180, 0.3);
}

/* 千禧年标题 */
.millennium-title {
  text-align: center;
  margin: 20px auto 30px;
}

.title-text {
  font-size: 2.5rem;
  font-weight: bold;
  background: linear-gradient(90deg, #ff69b4 40%, #ffb6c1 60%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  text-shadow: 4px 4px 0 #8b008b, 
               6px 6px 0 rgba(0, 0, 0, 0.2);
  letter-spacing: 4px;
  position: relative;
  display: inline-block;
  padding: 0 15px;
  transform: skew(-5deg);
  font-family: 'Press Start 2P', cursive;
}

/* 折叠信息区域 */
.collapsible-section {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  margin-bottom: 20px;
}

.collapsible-panel {
  flex: 1;
  min-width: 300px;
  background: rgba(60, 0, 30, 0.8);
  border: 2px solid #ff69b4;
  border-radius: 5px;
  overflow: hidden;
}

.collapsible-header {
  background: linear-gradient(90deg, #ff69b4, #8b008b);
  color: white;
  padding: 12px 15px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 1.1rem;
  list-style: none;
}

.collapsible-header::-webkit-details-marker {
  display: none;
}

.collapsible-content {
  padding: 15px;
  color: #ffb6c1;
  line-height: 1.6;
  font-size: 0.95rem;
}

.indicator {
  font-size: 1.2rem;
  transition: transform 0.3s ease;
}

.collapsible-panel[open] .indicator {
  transform: rotate(180deg);
}

/* 互动按钮区域 */
.interaction-buttons {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 10px;
  margin: 20px 0;
}

.interaction-btn {
  padding: 12px 10px;
  background: linear-gradient(135deg, #ff69b4, #ff1493);
  border: none;
  border-radius: 5px;
  color: white;
  font-weight: bold;
  font-size: 0.9rem;
  cursor: pointer;
  box-shadow: 0 5px 15px rgba(255, 105, 180, 0.5),
              inset 0 0 5px rgba(255, 255, 255, 0.3);
  transition: all 0.3s ease;
  border: 2px solid #ffb6c1;
  letter-spacing: 1px;
  text-align: center;
  font-family: 'Courier New', monospace;
}

.interaction-btn:hover {
  background: linear-gradient(135deg, #ff85c1, #ff43a0);
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(255, 105, 180, 0.7),
              inset 0 0 10px rgba(255, 255, 255, 0.5);
}

/* 正文内容区域 */
.main-content {
  background: rgba(60, 0, 30, 0.8);
  border: 2px solid #ff69b4;
  border-radius: 5px;
  padding: 20px;
  margin: 20px 0;
}

.content-title {
  color: #ff69b4;
  font-weight: bold;
  font-size: 1.2rem;
  margin-bottom: 15px;
  padding-bottom: 8px;
  border-bottom: 1px solid #ff69b4;
}

.content-body {
  color: #ffb6c1;
  line-height: 1.7;
  font-size: 1rem;
}

.content-body p {
  margin-bottom: 12px;
}

.highlight {
  color: #ff69b4;
  font-weight: bold;
  text-shadow: 0 0 5px rgba(255, 105, 180, 0.5);
}

/* 摧毁按钮 */
.destroy-btn {
  position: absolute;
  top: 15px;
  right: 15px;
  padding: 10px 20px;
  background: linear-gradient(135deg, #8b008b, #4b004b);
  border: 2px solid #ff69b4;
  color: #ffb6c1;
  font-weight: bold;
  cursor: pointer;
  box-shadow: 0 0 10px rgba(255, 105, 180, 0.7);
  font-family: 'Courier New', monospace;
  letter-spacing: 1px;
  font-size: 0.9rem;
}

.destroy-btn:hover {
  background: linear-gradient(135deg, #ff69b4, #8b008b);
  color: white;
}

/* 天数计时器 */
.day-counter {
  position: absolute;
  bottom: 15px;
  right: 15px;
  padding: 8px 15px;
  background: linear-gradient(135deg, #ff69b4, #8b008b);
  border: 2px solid #ffb6c1;
  color: white;
  font-weight: bold;
  box-shadow: 0 0 10px rgba(255, 105, 180, 0.7);
  font-family: 'Press Start 2P', cursive;
  font-size: 1rem;
}

/* 响应式设计 */
@media (max-width: 768px) {
  .title-text {
    font-size: 2rem;
  }
  
  .collapsible-panel {
    min-width: 100%;
  }
  
  .interaction-buttons {
    grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
  }
  
  .interaction-btn {
    padding: 10px 5px;
    font-size: 0.8rem;
  }
  
  .destroy-btn, .day-counter {
    position: relative;
    top: auto;
    right: auto;
    margin: 10px auto;
    display: block;
    width: 100%;
  }
}