#page_cHomework{
	margin: 0 auto;
	padding: 0 0 88px 0;
	box-sizing: border-box;
	font-family: "PingFang SC", "Helvetica Neue", Arial, sans-serif;
	background-color: #F5F5F7;
}

.cHomework_container {
	width: 100%;
	margin: 0 auto;
	min-height: 100vh;
	display: flex;
	flex-direction: column;
}

.cHomework_header {
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding: 15px 20px;
	background-color: white;
	position: sticky;
	top: 0;
	z-index: 10;
	box-shadow: 0 1px 5px rgba(0, 0, 0, 0.05);
}

.cHomework_back {
	font-size: 18px;
	color: #333;
	display: flex;
	align-items: center;
	cursor: pointer;
}

.cHomework_back i {
	margin-right: 5px;
}

.cHomework_title {
	font-size: 18px;
	color: #333;
	font-weight: 500;
	flex-grow: 1;
	text-align: center;
	margin-left: -20px;
}

.cHomework_card {
	background-color: white;
	border-radius: 15px;
	margin: 20px;
	padding: 20px;
	box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.cHomework_card_title {
	font-size: 18px;
	font-weight: 600;
	margin-bottom: 20px;
	color: #333;
}

/* 新的四个上传区域样式 */
.cHomework_upload_grid {
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: 15px;
	margin-bottom: 15px;
}

.cHomework_upload_item {
	position: relative;
	height: 150px;
	border: 2px dashed #ddd;
	border-radius: 10px;
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	cursor: pointer;
	transition: all 0.3s ease;
	background-color: #fafafa;
}

.cHomework_upload_item:hover {
	border-color: #4AA9FE;
	background-color: #f0f9ff;
}

.cHomework_upload_item.uploaded {
	border-color: #4AA9FE;
	background-color: #f0f9ff;
}

.cHomework_upload_plus {
	font-size: 30px;
	color: #ccc;
	margin-bottom: 5px;
	transition: color 0.3s ease;
}

.cHomework_upload_item:hover .cHomework_upload_plus {
	color: #4AA9FE;
}

.cHomework_upload_item.uploaded .cHomework_upload_plus {
	display: none;
}

.cHomework_upload_label {
	font-size: 14px;
	color: #999;
	text-align: center;
}

.cHomework_upload_item.uploaded .cHomework_upload_label {
	display: none;
}

.cHomework_upload_input {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	opacity: 0;
	cursor: pointer;
}

.cHomework_preview_image {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	object-fit: cover;
	border-radius: 8px;
	display: none;
}

.cHomework_upload_item.uploaded .cHomework_preview_image {
	display: block;
}

.cHomework_remove_btn {
	position: absolute;
	top: 8px;
	right: 8px;
	width: 24px;
	height: 24px;
	background-color: rgba(255, 255, 255, 0.9);
	color: #ff4757;
	border: 1px solid #ff4757;
	border-radius: 50%;
	font-size: 14px;
	cursor: pointer;
	display: flex;
	align-items: center;
	justify-content: center;
	box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
	transition: all 0.3s ease;
}

.cHomework_remove_btn:hover {
	background-color: #ff4757;
	color: white;
	transform: scale(1.1);
}

.cHomework_upload_notice {
	font-size: 14px;
	color: #FF9042;
	margin-top: 15px;
	line-height: 1.5;
}

.cHomework_next_button {
	width: calc(100% - 40px);
    margin: 20px auto;
    padding: 15px;
    background: linear-gradient(to right, #FF6B6B, #FF9042);
    color: white;
    border: none;
    border-radius: 15px;
    font-size: 18px;
    font-weight: 500;
    text-align: center;
    cursor: pointer;
    box-shadow: 0 4px 10px rgba(255, 107, 107, 0.3);
    transition: transform 0.3s, box-shadow 0.3s;
}

.cHomework_next_button:active {
	transform: translateY(2px);
	box-shadow: 0 2px 5px rgba(255, 107, 107, 0.2);
}

/* 关联学生区域样式 */
.cHomework_student_card {
	background-color: white;
	border-radius: 15px;
	margin: 20px;
	padding: 20px;
	box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
	cursor: pointer;
	transition: transform 0.3s, box-shadow 0.3s;
}

.cHomework_student_card:hover {
	transform: translateY(-2px);
	box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.cHomework_student_card:active {
	transform: translateY(1px);
	box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.cHomework_student_row {
	display: flex;
	justify-content: space-between;
	align-items: center;
}

.cHomework_student_label {
	font-size: 16px;
	color: #333;
	font-weight: 500;
}

.cHomework_student_icon {
	color: #ccc;
	font-size: 20px;
}

.cHomework_student_notice {
	font-size: 14px;
	color: #999;
	margin-top: 10px;
}

/* Animation */
@keyframes cHomework_fadeIn {
	from { opacity: 0; transform: translateY(20px); }
	to { opacity: 1; transform: translateY(0); }
}

.cHomework_card, .cHomework_student_card {
	animation: cHomework_fadeIn 0.5s forwards;
}

.cHomework_next_button {
	animation: cHomework_fadeIn 0.5s 0.3s both;
}

/* Responsive adjustments */
@media (max-width: 480px) {
	.cHomework_upload_grid {
		gap: 10px;
	}
	
	.cHomework_upload_plus {
		font-size: 24px;
	}
	
	.cHomework_upload_label {
		font-size: 12px;
	}
}



/*班级批量批改——增加学生标签等*/
/* 学生标签列表样式 */
  .cHomework_student_tags_card {
      background-color: white;
      border-radius: 15px;
      margin: 20px;
      padding: 20px;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  }

  .cHomework_student_tags_title {
      font-size: 16px;
      color: #333;
      font-weight: 500;
      margin-bottom: 15px;
  }

  .cHomework_student_tags_container {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
  }

  .cHomework_student_tag {
      padding: 8px 16px;
      background-color: #F5F5F7;
      color: #333;
      border-radius: 20px;
      font-size: 14px;
      cursor: pointer;
      transition: all 0.3s ease;
      border: 2px solid transparent;
  }

  .cHomework_student_tag:hover {
      background-color: #E8E8EA;
  }

  .cHomework_student_tag.selected {
      background: linear-gradient(to right, #4AA9FE, #76DCFE);
      color: white;
      border-color: #4AA9FE;
  }
  
  .cHomework_student_tag.last-clicked {
      background: linear-gradient(to right, #FF6B6B, #FF9042);
      color: white;
      border-color: #FF6B6B;
      box-shadow: 0 4px 12px rgba(255, 107, 107, 0.4);
      transform: scale(1.05);
  }