:root {
	--primary-color: #59a4ff;
	--primary-light: #8bc1ff;
	--primary-dark: #3a85e0;
	--secondary-color: #f5f8ff;
	--text-color: #333;
	--text-light: #666;
	--text-lighter: #999;
	--white: #fff;
	--border-radius: 15px;
	--shadow: 0 4px 10px rgba(89, 164, 255, 0.2);
	--transition: all 0.3s ease;
}

#page_classDetail{
	padding: 0 0 66px 0;
	box-sizing: border-box;
	font-family: "PingFang SC", "Helvetica Neue", Arial, sans-serif;
	background-color: #F5F5F7;
	margin: 0 auto;
	min-height: 100vh;
}

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

.classDetail_class_banner {
	margin: 15px;
	padding: 20px;
	background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
	border-radius: var(--border-radius);
	display: flex;
	justify-content: space-between;
	align-items: center;
	color: var(--white);
	box-shadow: var(--shadow);
}

.classDetail_class_info {
	display: flex;
	align-items: center;
}

.classDetail_class_icon {
	font-size: 28px;
	margin-right: 15px;
}

.classDetail_class_details {
	display: flex;
	flex-direction: column;
}

.classDetail_class_name {
	font-size: 20px;
	font-weight: 600;
	margin-bottom: 5px;
}

.classDetail_class_count {
	font-size: 14px;
	font-weight: 400;
	opacity: 0.9;
}

.classDetail_class_settings {
	display: flex;
	align-items: center;
	cursor: pointer;
	transition: var(--transition);
}

.classDetail_class_settings:hover {
	transform: translateX(5px);
}

.classDetail_class_settings_text {
	margin-right: 5px;
	font-weight: 500;
}

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

.classDetail_card_header {
	display: flex;
	justify-content: space-between;
	align-items: center;
	margin-bottom: 20px;
	flex-wrap: wrap;
    gap: 15px;
}

.classDetail_card_title {
	font-size: 18px;
	font-weight: 600;
	color: var(--text-color);
	display: flex;
	align-items: center;
}

.classDetail_card_title i {
	margin-right: 10px;
	color: var(--primary-color);
}

.classDetail_card_actions {
	display: flex;
	align-items: center;
}

.classDetail_action_button {
	display: flex;
	align-items: center;
	color: var(--primary-color);
	font-size: 14px;
	margin-left: 15px;
	cursor: pointer;
	transition: var(--transition);
}

.classDetail_action_button:hover {
	color: var(--primary-dark);
	transform: translateY(-2px);
}

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

.classDetail_student_grid {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
	gap: 15px;
}

.classDetail_student_item {
	background-color: var(--secondary-color);
	border-radius: var(--border-radius);
	padding: 12px;
	text-align: center;
	cursor: pointer;
	transition: var(--transition);
	position: relative;
}

.classDetail_student_item:hover {
	transform: translateY(-5px);
	box-shadow: var(--shadow);
}

.classDetail_student_avatar {
	width: 60px;
	height: 60px;
	border-radius: 50%;
	object-fit: cover;
	margin: 0 auto 10px;
	border: 3px solid var(--white);
	box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
}

.classDetail_gender_icon {
	position: absolute;
	top: 5px;
	right: 5px;
	width: 20px;
	height: 20px;
	background-color: var(--white);
	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
}

.classDetail_gender_icon.male {
	color: #57a4ff;
}

.classDetail_gender_icon.female {
	color: #ff6b95;
}

.classDetail_student_item.classDetail_add_button {
	border: 2px dashed var(--primary-color);
	background-color: rgba(89, 164, 255, 0.05);
	display: flex;
	align-items: center;
	justify-content: center;
	color: var(--primary-color);
	font-size: 24px;
	min-height: 126px;
}

.classDetail_student_name {
	font-size: 16px;
	font-weight: 500;
	color: var(--text-color);
	margin-bottom: 5px;
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
}

.classDetail_student_id {
	font-size: 12px;
	color: var(--text-lighter);
}

.classDetail_teachers_grid {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
	gap: 15px;
}

.classDetail_teacher_item {
	background-color: var(--secondary-color);
	border-radius: var(--border-radius);
	padding: 15px;
	text-align: center;
	transition: var(--transition);
	position: relative;
}

.classDetail_teacher_item:hover {
	transform: translateY(-5px);
	box-shadow: var(--shadow);
}

.classDetail_teacher_avatar {
	width: 70px;
	height: 70px;
	border-radius: 50%;
	object-fit: cover;
	margin: 0 auto 10px;
	border: 3px solid var(--white);
	box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
}

.classDetail_teacher_name {
	font-size: 16px;
	font-weight: 500;
	color: var(--text-color);
	margin-bottom: 5px;
}

.classDetail_teacher_subject {
	font-size: 14px;
	color: var(--primary-color);
	font-weight: 500;
	margin-bottom: 5px;
}

.classDetail_teacher_info {
	font-size: 12px;
	color: var(--text-lighter);
	margin-bottom: 3px;
}

/* Modal styles */
.classDetail_modal_overlay {
	position: fixed;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	background-color: rgba(0, 0, 0, 0.5);
	display: flex;
	align-items: center;
	justify-content: center;
	z-index: 100;
	opacity: 0;
	visibility: hidden;
	transition: opacity 0.3s, visibility 0.3s;
	backdrop-filter: blur(5px);
}

.classDetail_modal_overlay.classDetail_active {
	opacity: 1;
	visibility: visible;
}

.classDetail_modal {
	width: 90%;
	max-width: 500px;
	background-color: white;
	border-radius: var(--border-radius);
	padding: 20px;
	box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
	transform: translateY(20px);
	transition: transform 0.3s;
	max-height: 90vh;
	overflow-y: auto;
}

.classDetail_modal_overlay.classDetail_active .classDetail_modal {
	transform: translateY(0);
}

.classDetail_modal_title {
	font-size: 18px;
	font-weight: 600;
	margin-bottom: 15px;
	padding-bottom: 15px;
	border-bottom: 1px solid #f0f0f0;
	text-align: center;
	color: var(--primary-color);
}

.classDetail_modal_form {
	margin-bottom: 20px;
}

.classDetail_form_group {
	margin-bottom: 15px;
}

.classDetail_form_label {
	display: block;
	font-size: 14px;
	color: var(--text-light);
	margin-bottom: 5px;
}

.classDetail_form_input {
	width: 100%;
	padding: 10px;
	border: 1px solid #ddd;
	border-radius: 10px;
	font-size: 16px;
	transition: var(--transition);
}

.classDetail_form_input:focus {
	outline: none;
	border-color: var(--primary-color);
	box-shadow: 0 0 0 3px rgba(89, 164, 255, 0.1);
}

.classDetail_form_row {
	display: flex;
	gap: 15px;
}

.classDetail_form_row .classDetail_form_group {
	flex: 1;
}

.classDetail_avatar_upload {
	display: flex;
	align-items: center;
	gap: 15px;
	margin-bottom: 15px;
}

.classDetail_avatar_preview {
	width: 80px;
	height: 80px;
	border-radius: 50%;
	background-color: var(--secondary-color);
	display: flex;
	align-items: center;
	justify-content: center;
	color: var(--primary-color);
	font-size: 30px;
	border: 2px dashed var(--primary-color);
}

.classDetail_upload_button {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	background-color: var(--secondary-color);
	color: var(--primary-color);
	padding: 8px 15px;
	border-radius: 8px;
	font-size: 14px;
	cursor: pointer;
	transition: var(--transition);
}

.classDetail_upload_button:hover {
	background-color: var(--primary-color);
	color: var(--white);
}

.classDetail_gender_selection {
	display: flex;
	gap: 15px;
}

.classDetail_gender_option {
	flex: 1;
	padding: 10px;
	border: 1px solid #ddd;
	border-radius: 10px;
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 10px;
	cursor: pointer;
	transition: var(--transition);
}

.classDetail_gender_option.selected {
	border-color: var(--primary-color);
	background-color: rgba(89, 164, 255, 0.1);
}

.classDetail_gender_option.male {
	color: #57a4ff;
}

.classDetail_gender_option.female {
	color: #ff6b95;
}

.classDetail_modal_actions {
	display: flex;
	justify-content: space-between;
}

.classDetail_modal_button {
	width: 48%;
	padding: 12px;
	border-radius: 10px;
	font-size: 16px;
	font-weight: 500;
	cursor: pointer;
	text-align: center;
	transition: var(--transition);
}

.classDetail_modal_button.classDetail_cancel {
	background-color: #f0f0f0;
	color: var(--text-light);
}

.classDetail_modal_button.classDetail_cancel:hover {
	background-color: #e5e5e5;
}

.classDetail_modal_button.classDetail_confirm {
	background: linear-gradient(to right, var(--primary-color), var(--primary-light));
	color: white;
}

.classDetail_modal_button.classDetail_confirm:hover {
	background: linear-gradient(to right, var(--primary-dark), var(--primary-color));
	transform: translateY(-2px);
	box-shadow: 0 4px 8px rgba(89, 164, 255, 0.3);
}

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

.classDetail_class_banner, .classDetail_card {
	animation: classDetail_fadeIn 0.5s forwards;
}

.classDetail_card:nth-child(2) {
	animation-delay: 0.1s;
}

.classDetail_card:nth-child(3) {
	animation-delay: 0.2s;
}

/* Responsive adjustments */
@media (min-width: 768px) {
	.classDetail_student_grid {
		grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
	}
	
	.classDetail_teachers_grid {
		grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
	}
	
	.classDetail_modal {
		max-width: 600px;
	}
}

 .classDetail_card:nth-child(4) {
      animation-delay: 0.3s;
  }

  /* Learning Analysis Styles */
  .classDetail_date_filter {
      display: flex;
      align-items: center;
      gap: 10px;
      flex-wrap: wrap;
  }

  .classDetail_date_input_group {
      display: flex;
      align-items: center;
      gap: 5px;
      font-size: 14px;
  }

  .classDetail_date_input {
      padding: 6px 10px;
      border: 1px solid #ddd;
      border-radius: 8px;
      font-size: 14px;
      transition: var(--transition);
  }

  .classDetail_date_input:focus {
      outline: none;
      border-color: var(--primary-color);
  }

  .classDetail_filter_button {
      padding: 6px 15px;
      background-color: var(--primary-color);
      color: var(--white);
      border-radius: 8px;
      font-size: 14px;
      cursor: pointer;
      transition: var(--transition);
      display: flex;
      align-items: center;
      gap: 5px;
  }

  .classDetail_filter_button:hover {
      background-color: var(--primary-dark);
      transform: translateY(-2px);
      box-shadow: 0 4px 8px rgba(89, 164, 255, 0.3);
  }

  .classDetail_analysis_section {
      margin-top: 20px;
      padding: 15px;
      background-color: var(--secondary-color);
      border-radius: 12px;
  }

  .classDetail_analysis_section:first-of-type {
      margin-top: 0;
  }

  .classDetail_analysis_title {
      font-size: 16px;
      font-weight: 600;
      color: var(--text-color);
      margin-bottom: 10px;
      display: flex;
      align-items: center;
  }

  .classDetail_analysis_title i {
      margin-right: 8px;
      color: var(--primary-color);
  }

  .classDetail_analysis_content {
      font-size: 14px;
      color: var(--text-light);
      line-height: 1.8;
  }

  .classDetail_sub_section {
      margin-top: 15px;
      padding: 12px;
      background-color: var(--white);
      border-radius: 10px;
      border-left: 3px solid var(--primary-color);
  }

  .classDetail_sub_section:first-of-type {
      margin-top: 15px;
  }

  .classDetail_sub_title {
      font-size: 15px;
      font-weight: 600;
      color: var(--text-color);
      margin-bottom: 10px;
      display: flex;
      align-items: center;
  }

  .classDetail_sub_title i {
      margin-right: 6px;
      color: var(--primary-color);
      font-size: 14px;
  }

  .classDetail_student_comment {
      padding: 10px;
      margin-bottom: 10px;
      background-color: var(--secondary-color);
      border-radius: 8px;
      font-size: 14px;
      color: var(--text-light);
      line-height: 1.6;
  }

  .classDetail_student_comment:last-child {
      margin-bottom: 0;
  }

  .classDetail_student_comment strong {
      color: var(--primary-color);
      font-weight: 600;
  }

  .classDetail_error_item {
      padding: 10px;
      margin-bottom: 10px;
      background-color: var(--secondary-color);
      border-radius: 8px;
      display: flex;
      align-items: flex-start;
      gap: 10px;
  }

  .classDetail_error_item:last-child {
      margin-bottom: 0;
  }

  .classDetail_error_number {
      flex-shrink: 0;
      width: 24px;
      height: 24px;
      background-color: var(--primary-color);
      color: var(--white);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 13px;
      font-weight: 600;
  }

  .classDetail_error_content {
      flex: 1;
  }

  .classDetail_error_type {
      font-size: 14px;
      font-weight: 600;
      color: var(--text-color);
      margin-bottom: 5px;
  }

  .classDetail_error_desc {
      font-size: 13px;
      color: var(--text-light);
      line-height: 1.6;
  }
  @media (max-width: 767px) {
      .classDetail_card_header {
          flex-direction: column;
          align-items: flex-start;
      }

      .classDetail_card_title {
          width: 100%;
      }

      .classDetail_date_filter {
          width: 100%;
          justify-content: flex-start;
      }

      .classDetail_card_actions {
          width: 100%;
      }
  }

  @media (max-width: 450px) {
      .classDetail_date_filter {
          flex-direction: column;
      }

      .classDetail_date_input_group {
          width: 100%;
      }

      .classDetail_filter_button {
          width: 100%;
          justify-content: center;
      }
  }