/* 
 * 四象限法工作管理系统 - 微交互样式表
 * 用于增强用户界面交互体验
 */

/* 按钮点击效果 */
.btn:active {
  transform: scale(0.97);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

/* 添加任务按钮微动画 */
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(67, 97, 238, 0.6); }
  70% { box-shadow: 0 0 0 10px rgba(67, 97, 238, 0); }
  100% { box-shadow: 0 0 0 0 rgba(67, 97, 238, 0); }
}

.quadrant:hover .add-task-btn {
  animation: pulse 2s infinite;
}

/* 任务卡片交互效果 */
.task-item {
  position: relative;
  overflow: hidden;
}

.task-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(120deg, rgba(255,255,255,0) 30%, rgba(255,255,255,0.8) 50%, rgba(255,255,255,0) 70%);
  transform: translateX(-100%);
  transition: all 0.6s ease;
}

.task-item:hover::before {
  transform: translateX(100%);
}

/* 任务复选框美化 */
.task-checkbox {
  position: relative;
  width: 18px;
  height: 18px;
  border: 2px solid var(--border-color);
  border-radius: 3px;
  transition: all 0.2s ease;
  cursor: pointer;
}

.task-checkbox:hover {
  border-color: var(--primary-color);
}

.task-checkbox.checked {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
}

.task-checkbox.checked::after {
  content: '✓';
  position: absolute;
  color: white;
  font-size: 12px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

/* 番茄钟计时器动画 */
@keyframes timerPulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.05); }
  100% { transform: scale(1); }
}

.timer.active {
  animation: timerPulse 2s infinite;
  color: var(--q1-color);
}

/* 交互反馈 */
.stat-value {
  transition: all 0.5s ease;
}

.stat-value.highlight {
  transform: scale(1.2);
  color: var(--accent-color);
}

.quadrant h2::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: currentColor;
  transition: width 0.3s ease;
}

.quadrant:hover h2::after {
  width: 30px;
}

/* 视觉强调 */
.important.urgent .quadrant-header {
  position: relative;
}

.important.urgent .quadrant-header::before {
  content: '⚡';
  position: absolute;
  right: 10px;
  top: 10px;
  font-size: 16px;
}

/* 提升完成任务视觉效果 */
.task-item.completed {
  opacity: 0.7;
  background: linear-gradient(to right, rgba(239, 239, 239, 0.5), rgba(245, 245, 245, 0.8));
  border-left-color: #aaa;
}

.task-item.completed .task-title {
  text-decoration: line-through;
  color: var(--text-light);
}

/* 滚动平滑过渡 */
.task-list {
  scroll-behavior: smooth;
}

/* 空状态改进 */
.empty-list-message {
  padding: 20px;
  text-align: center;
  color: var(--text-light);
  font-style: italic;
  border: 1px dashed rgba(0,0,0,0.1);
  border-radius: 8px;
  margin: 10px 0;
}

/* 模态框入场动画 - 修复 */
/* 删除原来导致闪烁的模态框动画 */
.modal {
  /* 保留transition属性，但不应用于display属性 */
  transition: opacity 0.3s ease;
}

/* 当模态框显示时应用动画效果，但不要干扰display属性 */
.modal[style*="display: block"] .modal-content {
  animation: modalSlideIn 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: translateY(-30px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* 顶部导航栏悬停效果 */
.main-nav .btn {
  position: relative;
  overflow: hidden;
}

.main-nav .btn::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  background: rgba(255, 255, 255, 0.2);
  transform: translateX(-100%);
  transition: transform 0.3s ease;
}

.main-nav .btn:hover::after {
  transform: translateX(0);
}

/* 任务删除按钮美化 */
.task-item .delete-task-btn,
.task-item .close-task-btn,
.task-delete-btn,
button[class*="delete"],
button[class*="close"]:not(.close-modal) {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(239, 71, 111, 0.1);
  color: var(--q1-color);
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  cursor: pointer;
  transition: all 0.2s ease;
  opacity: 0.7;
  box-shadow: none;
  position: relative;
  overflow: hidden;
}

.task-item .delete-task-btn:hover,
.task-item .close-task-btn:hover,
.task-delete-btn:hover,
button[class*="delete"]:hover,
button[class*="close"]:not(.close-modal):hover {
  background: rgba(239, 71, 111, 0.2);
  color: #d1365e;
  opacity: 1;
  transform: scale(1.1);
  box-shadow: 0 2px 5px rgba(239, 71, 111, 0.25);
}

.task-item .delete-task-btn:active,
.task-item .close-task-btn:active,
.task-delete-btn:active,
button[class*="delete"]:active,
button[class*="close"]:not(.close-modal):active {
  transform: scale(0.95);
  background: rgba(239, 71, 111, 0.3);
}

.task-item .delete-task-btn::before,
.task-item .close-task-btn::before,
button[class*="delete"]:not(.task-delete-btn)::before,
button[class*="close"]:not(.close-modal)::before {
  content: '×';
  font-weight: 600;
  font-size: 18px;
  line-height: 1;
}

/* 编辑按钮动画效果 */
@keyframes editBtnPulse {
  0% {
    transform: scale(1);
    box-shadow: 0 0 0 0 rgba(76, 201, 240, 0.3);
  }
  70% {
    transform: scale(1.03);
    box-shadow: 0 0 0 3px rgba(76, 201, 240, 0);
  }
  100% {
    transform: scale(1);
    box-shadow: 0 0 0 0 rgba(76, 201, 240, 0);
  }
}

/* 任务编辑按钮美化 */
.task-item .edit-task-btn,
.task-edit-btn,
button[class*="edit"] {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(76, 201, 240, 0.25);
  color: #0078d4;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.2s ease;
  opacity: 0.9;
  box-shadow: 0 1px 3px rgba(76, 201, 240, 0.2);
  position: relative;
  overflow: hidden;
  margin-right: 8px;
  animation: editBtnPulse 3s infinite;
  animation-delay: 0.5s;
}

/* 直接显示文字"编辑"替代图标 */
.task-item .edit-task-btn:after,
.task-edit-btn:after,
button[class*="edit"]:after {
  content: '✎';
  display: block;
  font-size: 16px;
  font-weight: bold;
  line-height: 1;
}

/* 隐藏现有图标 */
.task-item .edit-task-btn i,
.task-edit-btn i,
button[class*="edit"] i {
  display: none;
}

.task-item .edit-task-btn:hover,
.task-edit-btn:hover,
button[class*="edit"]:hover {
  background: rgba(76, 201, 240, 0.4);
  color: #0063b1;
  opacity: 1;
  transform: scale(1.1);
  box-shadow: 0 3px 6px rgba(76, 201, 240, 0.4);
  animation-play-state: paused;
}

.task-item .edit-task-btn:active,
.task-edit-btn:active,
button[class*="edit"]:active {
  transform: scale(0.95);
  background: rgba(76, 201, 240, 0.5);
}

.task-item:hover .task-edit-btn {
  opacity: 1;
}