/* 
 * 四象限法工作管理系统 - 表单元素样式增强
 * 优化表单元素的视觉效果和交互体验
 */

:root {
  --input-border-color: #e0e0e0;
  --input-focus-border-color: #4361ee;
  --input-bg-color: #ffffff;
  --input-focus-bg-color: #ffffff;
  --label-color: #555555;
  --label-focus-color: #4361ee;
  --placeholder-color: #aaaaaa;
  --disabled-bg: #f5f5f5;
  --disabled-color: #888888;
  --dropdown-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  --animation-duration: 0.2s;
}

/* ===== 基础表单元素样式 ===== */

/* 通用表单控件样式 */
.form-control {
  display: block;
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 1rem;
  line-height: 1.5;
  color: #495057;
  background-color: var(--input-bg-color);
  background-clip: padding-box;
  border: 1px solid var(--input-border-color);
  border-radius: 8px;
  transition: border-color var(--animation-duration) ease-in-out, 
              box-shadow var(--animation-duration) ease-in-out,
              background-color var(--animation-duration) ease-in-out;
  box-shadow: 0 1px 2px rgba(0,0,0,0.05);
}

.form-control:focus {
  color: #495057;
  background-color: var(--input-focus-bg-color);
  border-color: var(--input-focus-border-color);
  outline: 0;
  box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.15);
}

.form-control::placeholder {
  color: var(--placeholder-color);
  opacity: 1;
  transition: opacity var(--animation-duration) ease;
}

.form-control:focus::placeholder {
  opacity: 0.7;
}

.form-control:disabled,
.form-control[readonly] {
  background-color: var(--disabled-bg);
  color: var(--disabled-color);
  cursor: not-allowed;
}

/* 输入框获得焦点时的标签动画 */
.form-group {
  margin-bottom: 1.25rem;
}

.form-group.animate-label {
  position: relative;
}

.form-group.animate-label label {
  position: absolute;
  top: 0.75rem;
  left: 1rem;
  font-size: 1rem;
  color: var(--placeholder-color);
  transition: all var(--animation-duration) ease-out;
  pointer-events: none;
  padding: 0 5px;
  background-color: transparent;
  z-index: 1;
}

.form-group.animate-label .form-control:focus + label,
.form-group.animate-label .form-control:not(:placeholder-shown) + label {
  top: -0.5rem;
  left: 0.75rem;
  font-size: 0.75rem;
  color: var(--label-focus-color);
  background-color: white;
  z-index: 5;
}

/* ===== 选择框增强样式 ===== */

/* 自定义选择框容器 */
.custom-select-wrapper {
  position: relative;
  display: block;
  user-select: none;
}

/* 选择框基础样式 */
.custom-select-wrapper select.form-control {
  position: relative;
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  cursor: pointer;
  padding-right: 2.5rem;
  background-color: var(--input-bg-color);
  z-index: 1;
}

/* 选择框箭头 */
.custom-select-wrapper::after {
  content: '';
  position: absolute;
  top: 50%;
  right: 1rem;
  width: 0;
  height: 0;
  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
  border-top: 6px solid #555;
  transform: translateY(-50%);
  pointer-events: none;
  transition: border-top-color var(--animation-duration) ease;
  z-index: 2;
}

/* 选择框悬停状态 */
.custom-select-wrapper:hover select.form-control {
  border-color: #b9b9b9;
}

/* 选择框聚焦状态 - 改变箭头方向 */
.custom-select-wrapper select.form-control:focus + .custom-select-wrapper::after,
.custom-select-wrapper:hover::after {
  border-top-color: var(--input-focus-border-color);
}

/* 选择框动画效果 */
.custom-select-wrapper::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: 3rem;
  background-color: rgba(0,0,0,0.02);
  border-top-right-radius: 8px;
  border-bottom-right-radius: 8px;
  pointer-events: none;
  transition: background-color var(--animation-duration) ease;
  z-index: 1;
}

.custom-select-wrapper:hover::before {
  background-color: rgba(0,0,0,0.05);
}

.custom-select-wrapper:focus-within::before {
  background-color: rgba(67, 97, 238, 0.07);
}

@keyframes pulseEffect {
  0% {
    box-shadow: 0 0 0 0 rgba(67, 97, 238, 0.2);
  }
  70% {
    box-shadow: 0 0 0 6px rgba(67, 97, 238, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(67, 97, 238, 0);
  }
}

/* ===== 下拉选项样式增强 ===== */

/* 适用于现代浏览器的下拉选项样式 */
select.form-control option {
  padding: 0.75rem;
  background-color: white;
  color: #333;
  font-weight: normal;
  min-height: 2rem;
  line-height: 2rem;
}

/* Firefox特定样式 */
@-moz-document url-prefix() {
  select.form-control {
    padding-right: 2.5rem;
    background-position: right 0.75rem center;
    background-size: 0.75rem;
  }
  
  select.form-control option {
    padding: 0.75rem;
    background-color: white;
  }
  
  select.form-control:-moz-focusring {
    color: transparent;
    text-shadow: 0 0 0 #000;
  }
  
  select.form-control option:hover,
  select.form-control option:focus,
  select.form-control option:active {
    background-color: rgba(67, 97, 238, 0.1);
    color: #000;
  }
}

/* Webkit特定样式 (Chrome, Safari, Edge) */
select.form-control option:hover,
select.form-control option:focus {
  background-color: rgba(67, 97, 238, 0.1);
}

select.form-control option:checked {
  background-color: rgba(67, 97, 238, 0.2);
  background-image: linear-gradient(rgba(67, 97, 238, 0.2), rgba(67, 97, 238, 0.2));
  color: #000;
  font-weight: 500;
}

/* ===== 复选框美化 ===== */

/* 自定义复选框容器 */
.custom-checkbox {
  position: relative;
  display: block;
  padding-left: 1.75rem;
  margin-bottom: 0.75rem;
  cursor: pointer;
  font-size: 1rem;
  user-select: none;
  line-height: 1.5;
}

/* 隐藏原始复选框 */
.custom-checkbox input {
  position: absolute;
  opacity: 0;
  cursor: pointer;
  height: 0;
  width: 0;
  z-index: 1;
}

/* 创建自定义复选框样式 */
.custom-checkbox .checkmark {
  position: absolute;
  top: 0.125rem;
  left: 0;
  height: 1.25rem;
  width: 1.25rem;
  background-color: #ffffff;
  border: 1px solid #d0d0d0;
  border-radius: 4px;
  transition: all var(--animation-duration) ease;
  box-shadow: 0 1px 2px rgba(0,0,0,0.05);
}

/* 复选框背景动画 */
.custom-checkbox .checkmark:before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border-radius: 4px;
  background-color: rgba(67, 97, 238, 0.05);
  opacity: 0;
  transform: scale(0.8);
  transition: all var(--animation-duration) ease;
}

/* 悬停时的复选框样式 */
.custom-checkbox:hover input ~ .checkmark {
  border-color: #b0b0b0;
  background-color: #f9f9f9;
}

/* 选中复选框的样式 */
.custom-checkbox input:checked ~ .checkmark {
  background-color: var(--input-focus-border-color);
  border-color: var(--input-focus-border-color);
  animation: checkboxPop var(--animation-duration) ease forwards;
}

.custom-checkbox input:checked ~ .checkmark:before {
  opacity: 0;
}

@keyframes checkboxPop {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.1);
  }
  100% {
    transform: scale(1);
  }
}

/* 创建复选框勾选标记 */
.custom-checkbox .checkmark:after {
  content: '';
  position: absolute;
  display: none;
  left: 0.4375rem;
  top: 0.1875rem;
  width: 0.4375rem;
  height: 0.75rem;
  border: solid white;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
  transition: all var(--animation-duration) ease;
}

/* 显示勾选标记（当复选框被选中时） */
.custom-checkbox input:checked ~ .checkmark:after {
  display: block;
  animation: checkmarkAppear var(--animation-duration) ease forwards;
}

@keyframes checkmarkAppear {
  0% {
    opacity: 0;
    transform: rotate(45deg) scale(0.8);
  }
  100% {
    opacity: 1;
    transform: rotate(45deg) scale(1);
  }
}

/* 日期选择器美化 */
input[type="date"].form-control {
  position: relative;
  padding-right: 2.5rem;
}

input[type="date"].form-control::-webkit-calendar-picker-indicator {
  position: absolute;
  top: 50%;
  right: 0.75rem;
  transform: translateY(-50%);
  width: 1.25rem;
  height: 1.25rem;
  cursor: pointer;
  opacity: 0.6;
  transition: opacity var(--animation-duration) ease;
}

input[type="date"].form-control::-webkit-calendar-picker-indicator:hover {
  opacity: 1;
}

/* 表单分组美化 */
.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: #444;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
}

.form-group:focus-within label {
  color: var(--label-focus-color);
}

/* 表单行样式优化 */
.form-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1rem;
}

.form-row .form-group {
  flex: 1;
  min-width: 200px;
}

/* 按钮组样式 */
.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--input-border-color);
}

/* ===== 自定义下拉菜单组件 ===== */

/* 主容器 */
.custom-dropdown {
  position: relative;
  width: 100%;
  font-size: 0.95rem;
  user-select: none;
}

/* 选择框 - 可见的触发器 */
.custom-dropdown-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 0.6rem 0.75rem;
  background-color: var(--input-bg-color);
  border: 1px solid var(--input-border-color);
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s ease;
  color: var(--label-color);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.custom-dropdown-trigger:hover {
  border-color: var(--input-focus-border-color);
  background-color: var(--input-focus-bg-color);
}

/* 选择框激活状态 */
.custom-dropdown.active .custom-dropdown-trigger {
  border-color: var(--input-focus-border-color);
  box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.15);
}

/* 下拉箭头 */
.custom-dropdown-arrow {
  width: 10px;
  height: 10px;
  border-right: 2px solid var(--label-color);
  border-bottom: 2px solid var(--label-color);
  transform: rotate(45deg);
  transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  margin-left: 0.5rem;
}

/* 箭头方向改变当下拉菜单打开时 */
.custom-dropdown.active .custom-dropdown-arrow {
  transform: rotate(-135deg) translateY(-2px);
}

/* 下拉菜单容器 */
.custom-dropdown-menu {
  position: absolute;
  top: calc(100% + 0.25rem);
  left: 0;
  width: 100%;
  background-color: var(--input-bg-color);
  border: 1px solid var(--input-border-color);
  border-radius: 8px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  z-index: 100;
  max-height: 250px;
  overflow-y: auto;
  display: none;
  opacity: 0;
  transform: translateY(-10px);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

/* 显示下拉菜单 */
.custom-dropdown.active .custom-dropdown-menu {
  display: block;
  opacity: 1;
  transform: translateY(0);
}

/* 下拉选项 */
.custom-dropdown-option {
  padding: 0.75rem 1rem;
  cursor: pointer;
  transition: all 0.15s ease;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.custom-dropdown-option:last-child {
  border-bottom: none;
}

.custom-dropdown-option:hover {
  background-color: var(--input-focus-bg-color);
}

/* 选中的选项 */
.custom-dropdown-option.selected {
  background-color: var(--input-focus-border-color);
  font-weight: 500;
}

/* 美化滚动条 */
.custom-dropdown-menu::-webkit-scrollbar {
  width: 6px;
}

.custom-dropdown-menu::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.03);
  border-radius: 3px;
}

.custom-dropdown-menu::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.15);
  border-radius: 3px;
}

.custom-dropdown-menu::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 0, 0, 0.25);
}

/* 高亮的选项 */
.custom-dropdown-option.highlighted {
  background-color: var(--input-focus-bg-color);
  color: var(--input-focus-border-color);
  position: relative;
}

.custom-dropdown-option.highlighted::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background-color: var(--input-focus-border-color);
}

/* 添加动画效果 */
.custom-dropdown.active .custom-dropdown-menu {
  animation: dropdownFadeIn 0.2s forwards;
}

@keyframes dropdownFadeIn {
  from {
    opacity: 0;
    transform: translateY(-5px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 添加任务模态框表单增强 */
#add-task-modal .form-group label,
#edit-task-modal .form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: #444;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
}

#add-task-modal .form-group input,
#add-task-modal .form-group textarea,
#add-task-modal .form-group select,
#edit-task-modal .form-group input,
#edit-task-modal .form-group textarea,
#edit-task-modal .form-group select {
  box-shadow: 0 2px 5px rgba(0,0,0,0.08);
  transition: all 0.3s ease;
}

#add-task-modal .form-group input:focus,
#add-task-modal .form-group textarea:focus,
#add-task-modal .form-group select:focus,
#edit-task-modal .form-group input:focus,
#edit-task-modal .form-group textarea:focus,
#edit-task-modal .form-group select:focus {
  box-shadow: 0 3px 10px rgba(67, 97, 238, 0.15);
  transform: translateY(-1px);
}

#add-task-modal .form-row,
#edit-task-modal .form-row {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
}

#add-task-modal .form-actions,
#edit-task-modal .form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

/* 模态框提交按钮增强 */
.modal .btn.btn-primary {
  background: linear-gradient(135deg, #4361ee, #3a0ca3);
  border: none;
  padding: 0.6rem 1.5rem;
  font-weight: 600;
  transition: all 0.3s ease;
  box-shadow: 0 4px 10px rgba(67, 97, 238, 0.25);
}

.modal .btn.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 15px rgba(67, 97, 238, 0.3);
}

.modal .btn.btn-primary:active {
  transform: translateY(0px);
}

.modal .btn.btn-secondary {
  background-color: #f8f9fa;
  color: #444;
  border: 1px solid #dee2e6;
  padding: 0.6rem 1.5rem;
  font-weight: 600;
  transition: all 0.3s ease;
}

.modal .btn.btn-secondary:hover {
  background-color: #e9ecef;
}

/* 模态框标题增强 */
.modal-header h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: #333;
  letter-spacing: -0.01em;
}

/* 重要性和紧急性选择器样式加强 */
.importance-select,
.urgency-select {
  position: relative;
  width: 100%;
}

.importance-select .form-control,
.urgency-select .form-control {
  width: 100%;
  font-weight: 500;
}

.importance-select .custom-select-wrapper::after,
.urgency-select .custom-select-wrapper::after {
  right: 15px;
  border-width: 8px 6px 0 6px;
}

/* 针对添加任务模态框的布局调整 */
#add-task-modal .modal-body,
#edit-task-modal .modal-body {
  padding: 1.5rem;
}

#add-task-modal textarea.form-control,
#edit-task-modal textarea.form-control {
  min-height: 120px;
  resize: vertical;
}

/* 确保批量移动任务模态框中的下拉列表样式与添加任务模态框一致 */
#batch-move-modal .form-group {
  margin-bottom: 1.5rem;
}

#batch-move-modal .form-group .custom-select-wrapper {
  width: 100%;
}

#batch-move-modal .form-group .custom-select-wrapper select.form-control {
  border-color: var(--input-border-color);
  transition: all 0.3s ease;
  background-color: var(--input-bg-color);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

#batch-move-modal .form-group .custom-select-wrapper select.form-control:focus {
  border-color: var(--input-focus-border-color);
  box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.15);
}

#batch-move-modal .custom-dropdown {
  width: 100%;
  position: static;
}

#batch-move-modal .custom-dropdown-trigger {
  width: 100%;
  border-radius: 8px;
  border: 1px solid var(--input-border-color);
}

/* 修复下拉菜单被限制在模态框内的问题 */
#batch-move-modal .custom-dropdown-menu {
  position: fixed;
  z-index: 9999;
  max-height: 300px;
  overflow-y: auto;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
}

/* 确保模态框内容不限制下拉菜单 */
#batch-move-modal .modal-body {
  overflow: visible !important;
}

#batch-move-modal .modal-content {
  overflow: visible !important;
}

/* 批量移动模态框特定下拉菜单样式 */
.custom-dropdown.in-batch-move-modal {
  position: static;
}

.batch-move-dropdown-menu {
  position: fixed !important;
  z-index: 9999 !important;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2) !important;
  border-radius: 8px;
  background-color: white;
  border: 1px solid var(--input-border-color);
  max-height: 300px;
  overflow-y: auto;
}

/* 为下拉菜单选项添加悬停效果 */
.batch-move-dropdown-menu .custom-dropdown-option {
  padding: 12px 16px;
  cursor: pointer;
  transition: all 0.15s ease;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.batch-move-dropdown-menu .custom-dropdown-option:hover {
  background-color: rgba(67, 97, 238, 0.08);
}

.batch-move-dropdown-menu .custom-dropdown-option.selected {
  background-color: rgba(67, 97, 238, 0.12);
  color: var(--input-focus-border-color);
  font-weight: 500;
}

/* 确保模态框中的下拉菜单可见 */
#batch-move-modal {
  overflow: visible !important;
}

#batch-move-modal .modal-content,
#batch-move-modal .modal-body {
  overflow: visible !important;
}

/* 批量移动任务模态框的关闭按钮样式 */
#batch-move-modal .close-modal {
  position: absolute;
  right: 15px;
  top: 15px;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background-color: #f0f0f0;
  color: #555;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
  z-index: 10;
  border: none;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

#batch-move-modal .close-modal:hover {
  background-color: #e0e0e0;
  transform: scale(1.05);
  color: #333;
}

#batch-move-modal .close-modal:active {
  transform: scale(0.95);
  background-color: #d5d5d5;
}

/* 批量移动任务模态框的取消按钮样式 */
#batch-move-modal .modal-footer .btn.btn-secondary {
  background-color: #f8f9fa;
  color: #555;
  border: 1px solid #ddd;
  padding: 8px 18px;
  font-weight: 500;
  transition: all 0.2s ease;
  border-radius: 6px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

#batch-move-modal .modal-footer .btn.btn-secondary:hover {
  background-color: #e9ecef;
  border-color: #ccc;
  color: #333;
  transform: translateY(-1px);
}

#batch-move-modal .modal-footer .btn.btn-secondary:active {
  transform: translateY(1px);
  box-shadow: 0 0 1px rgba(0, 0, 0, 0.1);
}

/* 确保按钮之间有适当的间距 */
#batch-move-modal .modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  padding: 15px 20px;
  border-top: 1px solid #eee;
}

/* 增强确认移动按钮样式，使其更加突出 */
#batch-move-modal #confirm-batch-move-btn {
  background: linear-gradient(135deg, #4361ee, #3a0ca3);
  border: none;
  padding: 8px 22px;
  font-weight: 600;
  color: white;
  border-radius: 6px;
  box-shadow: 0 4px 10px rgba(67, 97, 238, 0.25);
  transition: all 0.3s ease;
}

#batch-move-modal #confirm-batch-move-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 12px rgba(67, 97, 238, 0.3);
}

#batch-move-modal #confirm-batch-move-btn:active {
  transform: translateY(0);
  box-shadow: 0 2px 5px rgba(67, 97, 238, 0.25);
}