src/components/canvas/StickyNoteSlots.css
/* 便签链接插槽样式 - 与控制台完全一致的尺寸和样式 */
.slots-container {
  position: fixed;
  bottom: 90px; /* 位于控制台上方 */
  left: 50%;
  transform: translateX(-50%);
  z-index: 98; /* 略低于控制台 */
  max-width: 480px; /* 与控制台一致 */
  width: 75%; /* 与控制台一致 */
  min-width: 320px; /* 与控制台一致 */
  margin-left: auto;
  margin-right: auto;

  /* 容器样式 - 与顶部工具栏一致的阴影 */  background: rgba(255, 255, 255, 0.95);
  border-radius: 16px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08), 0 1px 3px rgba(0, 0, 0, 0.05);
  backdrop-filter: blur(5px);
  border: 1px solid rgba(22, 119, 255, 0.08);
  transition: opacity 0.2s ease-out; /* 只对透明度应用快速过渡 */
  overflow: hidden;
  /* 默认隐藏，只有在有连接时才显示 */
  opacity: 0;
  visibility: hidden;
  transform: translateX(-50%);
  display: none; /* 添加 display: none 以彻底隐藏 */
}

.slots-container.visible {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%);  display: flex; /* 显示时改为 flex 布局 */
  flex-direction: row;
  align-items: center;
  padding: 6px 10px;
  height: 44px; /* 减小高度 */
  box-sizing: border-box;
}

.slots-container::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(22, 119, 255, 0.02), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none; /* 确保伪元素不拦截鼠标事件 */
}

.slots-container:hover::before {
  opacity: 1;
}

.slots-container:hover {
  background: rgba(255, 255, 255, 0.98);
  border-color: rgba(22, 119, 255, 0.15);
}

/* 连接数量样式 */
.connection-count {
  color: #52c41a;
  font-weight: 600;
  font-size: 10px;
}

/* 插槽列表容器 - 横排布局 */
.slots-list {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 8px;
  overflow-x: auto;
  overflow-y: hidden;
  flex: 1;
  min-width: 0;
  padding: 0 4px;
  height: 100%; /* 填满容器高度 */

  /* 隐藏滚动条但保持滚动功能 */
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.slots-list::-webkit-scrollbar {
  display: none;
}

/* 空状态样式 */
.empty-slots {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  color: rgba(22, 119, 255, 0.5);
  width: 100%;
  gap: 8px;
  padding: 0;
  height: 100%; /* 填满54px高度 */
}

.empty-slot-circle {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: rgba(22, 119, 255, 0.05);
  border: 1px dashed rgba(22, 119, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.empty-slot-icon {
  font-size: 10px;
  color: rgba(22, 119, 255, 0.3);
  font-weight: 300;
}

.empty-text-container {
  display: flex;
  flex-direction: column;
  text-align: left;
}

.empty-text {
  font-size: 10px;
  font-weight: 500;
  margin-bottom: 1px;
  color: rgba(22, 119, 255, 0.6);
}

.empty-hint {
  font-size: 9px;
  opacity: 0.8;
  color: rgba(22, 119, 255, 0.4);
}

/* 连接点演示样式 */
.connection-dot-demo {
  color: #1677ff;
  font-size: 8px;
  font-weight: bold;
  margin: 0 1px;
}

/* 便签插槽样式 - 圆形设计 */
.note-slot {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all 0.2s ease;
  cursor: pointer;
}

/* 圆形插槽样式 */
.slot-circle {
  width: 20px; /* 与连接点尺寸统一 */
  height: 20px; /* 与连接点尺寸统一 */
  border-radius: 50%;
  background: rgba(22, 119, 255, 0.1);
  border: 1px solid rgba(22, 119, 255, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
  position: relative;
  flex-shrink: 0;
}

.note-slot.connected .slot-circle {
  background: rgba(22, 119, 255, 0.2);
  border-color: #1677ff;
  box-shadow: 0 1px 4px rgba(22, 119, 255, 0.2);
  animation: slotConnectedPulse 2s ease-in-out infinite;
}

/* 连接状态的脉冲动画 */
@keyframes slotConnectedPulse {
  0%, 100% {
    box-shadow: 0 1px 4px rgba(22, 119, 255, 0.2), 0 0 0 0 rgba(22, 119, 255, 0.4);
  }
  50% {
    box-shadow: 0 1px 6px rgba(22, 119, 255, 0.3), 0 0 0 2px rgba(22, 119, 255, 0.2);
  }
}

/* 插槽索引数字 */
.slot-index {
  font-size: 9px;
  font-weight: 600;
  color: #1677ff;
  user-select: none;
}

/* 移除按钮 - 位于圆形右上角 */
.slot-remove {
  position: absolute;
  top: -2px;
  right: -2px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255, 77, 79, 0.9);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 8px;
  font-weight: bold;
  cursor: pointer;
  transition: all 0.2s ease;
  z-index: 10;
  border: 1px solid white;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.slot-remove:hover {
  background: #ff4d4f;
  transform: scale(1.15);
  box-shadow: 0 1px 4px rgba(255, 77, 79, 0.4);
}

/* 模式切换器样式 */
.mode-selector {
  display: flex;
  align-items: center;
  background-color: rgba(22, 119, 255, 0.08);
  border-radius: 6px;
  padding: 2px;
  margin-right: 12px;
  flex-shrink: 0;
  border: 1px solid rgba(22, 119, 255, 0.15);
}

.mode-button {
  background-color: transparent;
  border: none;
  color: rgba(22, 119, 255, 0.7);
  padding: 3px 8px;
  border-radius: 5px;
  cursor: pointer;
  font-size: 10px;
  font-weight: 500;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.mode-button.active {
  background-color: #1677ff;
  color: white;
  box-shadow: 0 1px 3px rgba(22, 119, 255, 0.3);
}

.mode-button:not(.active):hover {
  background-color: rgba(22, 119, 255, 0.1);
  color: #1677ff;
}

/* 清空连接按钮 */
.clear-all-connections {
  padding: 4px 8px;
  background: rgba(255, 77, 79, 0.08);
  border: 1px solid rgba(255, 77, 79, 0.2);
  border-radius: 6px;
  color: #ff4d4f;
  font-size: 10px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
  flex-shrink: 0;
  position: relative;
  overflow: hidden;
}

.clear-all-connections::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(255, 77, 79, 0.1), transparent);
  opacity: 0;
  transition: opacity 0.2s ease;
}

.clear-all-connections:hover:not(:disabled) {
  background: rgba(255, 77, 79, 0.12);
  border-color: rgba(255, 77, 79, 0.3);
  transform: translateY(-1px);
  box-shadow: 0 2px 6px rgba(255, 77, 79, 0.2);
}

.clear-all-connections:hover:not(:disabled)::before {
  opacity: 1;
}

.clear-all-connections:active:not(:disabled) {
  transform: translateY(0);
  box-shadow: 0 1px 2px rgba(255, 77, 79, 0.2);
}

.clear-all-connections:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
  background: rgba(0, 0, 0, 0.05);
  border-color: rgba(0, 0, 0, 0.1);
  color: rgba(0, 0, 0, 0.25);
  box-shadow: none;
}

/* 响应式设计 - 与控制台保持一致 */
@media (max-width: 768px) {
  .slots-container {
    width: 85%; /* 与控制台一致 */
    min-width: 280px; /* 与控制台一致 */
    bottom: 80px; /* 与控制台调整后的位置一致 */
  }

  .slots-container.visible {
    padding: 6px 10px; /* 与控制台一致 */
    gap: 8px;
    height: 48px; /* 移动端稍微小一点 */
  }

  .slots-title {
    font-size: 10px;
  }

  .slots-list {
    gap: 6px;
  }

  .slot-circle {
    width: 18px;
    height: 18px;
  }

  .slot-index {
    font-size: 8px;
  }

  .slot-remove {
    width: 10px;
    height: 10px;
    font-size: 7px;
    top: -1px;
    right: -1px;
  }

  .mode-toggle-label {
    width: 24px;
    height: 14px;
  }

  .mode-toggle-thumb {
    width: 10px;
    height: 10px;
  }

  .mode-toggle-input:checked + .mode-toggle-label .mode-toggle-thumb {
    transform: translateX(10px);
  }

  .mode-toggle-text {
    font-size: 9px;
  }

  .clear-all-connections {
    font-size: 9px;
    padding: 3px 6px;
  }
}


