:root {
  --primary-color: #4caf50;
  --danger-color: #dc3545;
  --secondary-color: #6c757d;
  --light-gray: #f8f9fa;
  --border-radius: 4px;
}

.search-container {
  position: relative;
  width: 100%;
  margin-bottom: 10px;
}

.search-status {
  position: absolute;
  left: 0;
  bottom: -18px;
  font-size: 0.85em;
  color: #666;
  width: 100%;
  text-align: left;
  padding: 2px 10px;
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

.search-container.has-search .search-status {
  opacity: 1;
}

.search-status.results-found {
  color: var(--primary-color);
}

.search-status.no-results {
  color: var(--danger-color);
}

.filter-controls {
  display: flex;
  gap: 15px;
  width: 100%;
}

.todo-container {
  margin-top: 20px;
}

.todo-item {
  padding: 12px;
  margin: 8px 0;
  background: var(--light-gray);
  border-radius: 6px;
  display: flex;
  align-items: center;
  position: relative;
  transition: all 0.3s ease;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}

.todo-item.expired {
  background-color: #f0f0f0;
  opacity: 0.7;
}

.todo-item.expired .todo-text {
  color: #888;
}

.todo-item.expired .tag,
.todo-item.expired .deadline {
  color: #aaa;
}

.todo-checkbox {
  margin-right: 10px;
  cursor: pointer;
  width: 18px;
  height: 18px;
}

.todo-content {
  flex-grow: 1;
  margin: 0 8px;
}

.todo-text {
  display: block;
  word-break: break-word;
  margin-bottom: 5px;
  font-size: 1.05em;
  transition: all 0.2s;
}

.todo-text.completed {
  text-decoration: line-through;
  color: var(--secondary-color);
}

.todo-meta {
  display: flex;
  gap: 10px;
  font-size: 0.8em;
  color: #666;
  margin-top: 5px;
}

.tag {
  padding: 3px 8px;
  background: #e9ecef;
  border-radius: 10px;
  font-size: 0.85em;
}

.deadline {
  font-size: 0.85em;
}

.deadline-today {
  color: #ff5722;
  font-weight: bold;
  background: rgba(255, 87, 34, 0.1);
  padding: 2px 6px;
  border-radius: 4px;
}

.deadline-soon {
  color: var(--danger-color);
  font-weight: bold;
  background: rgba(220, 53, 69, 0.1);
  padding: 2px 6px;
  border-radius: 4px;
}

/* 修改待办事项操作按钮 */
.todo-actions {
  display: flex;
  gap: 4px; /* 减小按钮间距 */
}

/* 操作按钮样式 */
.todo-actions .btn {
  padding: 5px 8px; /* 减小内边距 */
  font-size: 0.85em; /* 减小字体大小 */
  border-radius: 5px; /* 稍小的圆角 */
  min-width: auto; /* 取消最小宽度限制 */
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.08); /* 更柔和的阴影 */
  transition: all 0.2s ease; /* 平滑过渡 */
}

/* 按钮悬停效果 */
.todo-actions .btn:hover {
  transform: translateY(-2px); /* 减小上浮幅度 */
  box-shadow: 0 3px 6px rgba(0, 0, 0, 0.12); /* 更柔和的悬停阴影 */
}

/* 图标按钮样式 */
.todo-actions .btn-sm {
  padding: 5px 8px; /* 减小内边距 */
  font-size: 0.8em; /* 减小字体大小 */
}

/* 置顶按钮特殊处理 */
.pin-btn {
  font-size: 0.8em; /* 减小图标大小 */
  padding: 5px 7px; /* 减小内边距 */
}

/* 编辑和删除按钮 */
.edit-btn,
.delete-btn {
  padding: 5px 8px; /* 减小内边距 */
  font-size: 0.85em; /* 减小字体大小 */
}

/* 按钮图标间距 */
.todo-actions .btn span {
  margin-right: 3px; /* 减小图标与文字间距 */
}

/* 置顶按钮样式 */
.pin-btn {
  background-color: #ffc107;
  color: #333;
  transition: all 0.3s;
  display: flex;
  align-items: center;
  justify-content: center;
}

.pin-btn.pinned {
  background-color: #ff9800;
  position: relative;
}

.pin-btn.pinned::after {
  content: "";
  position: absolute;
  top: 2px;
  right: 2px;
  width: 6px;
  height: 6px;
  background-color: #e53935;
  border-radius: 50%;
}

.todo-item.pinned {
  border-left: 4px solid #ff9800;
  background-color: #fff8e1;
  order: -1;
  box-shadow: 0 3px 8px rgba(0, 0, 0, 0.08);
}

.prompt-dialog,
.dialog {
  background: white;
  padding: 20px;
  border-radius: 8px;
  width: 300px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.prompt-title {
  margin-bottom: 15px;
  text-align: center;
  color: #333;
}

.form-input {
  width: 100%;
  padding: 10px;
  margin: 8px 0;
  border: 1px solid #ddd;
  border-radius: var(--border-radius);
  font-family: inherit;
  font-size: 0.95em;
}

.form-input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 2px rgba(76, 175, 80, 0.2);
}

.empty-state {
  text-align: center;
  color: #666;
  padding: 40px 20px;
  background: var(--light-gray);
  border-radius: 8px;
  font-size: 1.1em;
}

.empty-state p {
  margin-bottom: 5px;
}

.controls {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.filter-controls {
  display: flex;
  gap: 10px;
}

.filter-controls .form-input {
  flex: 1;
}

.action-controls {
  display: flex;
  gap: 10px;
}

.btn {
  transition: all 0.2s;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.btn:active {
  transform: translateY(0);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}