.c-noi-dung-khoa-hoc__header {
  display: flex;
  align-items: start;
  gap: 30px;
}
@media (max-width: 768px) {
  .c-noi-dung-khoa-hoc__header {
    gap: 16px;
  }
}
.c-noi-dung-khoa-hoc__tab {
  flex: 1 1 calc(50% - 30px);
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 24px;
  padding: 18px 24px;
  border-radius: 16px;
  border: 1px solid #061a53;
  font-size: 22px;
  color: #061a53;
  font-weight: 700;
  line-height: 39px;
  transition: 0.3s all;
  cursor: pointer;
}
@media (max-width: 768px) {
  .c-noi-dung-khoa-hoc__tab {
    flex: 1 1 auto;
    padding: 8px 24px;
  }
  .c-noi-dung-khoa-hoc__tab > div {
    display: none;
  }
  .c-noi-dung-khoa-hoc__tab.active > div {
    display: flex;
  }
}
.c-noi-dung-khoa-hoc__tab:hover {
  background-color: #061a53;
  color: #ffffff;
}
.c-noi-dung-khoa-hoc__tab.active {
  background-color: #061a53;
  color: #ffffff;
  overflow: hidden;
  position: relative;
  z-index: 1;
  border-bottom-left-radius: 0px;
  border-bottom-right-radius: 0px;
  padding-bottom: 25px !important;
}
.c-noi-dung-khoa-hoc__tab.active::before {
  content: "";
  position: absolute;
  width: 178px;
  height: 178px;
  top: 13px;
  left: -36px;
  border-radius: 50%;
  background-color: #132a6b;
  z-index: -1;
}

.c-noi-dung-khoa-hoc__body {
  background-color: #ededed;
  padding: 32px;
  border-bottom-left-radius: 16px;
  border-bottom-right-radius: 16px;
}
@media (max-width: 768px) {
  .c-noi-dung-khoa-hoc__body {
    border-radius: 16px;
    padding: 32px 16px;
  }
}

.c-noi-dung-khoa-hoc__tabCourseContent,
.c-noi-dung-khoa-hoc__tabCourseDescription {
  display: none;
}
.c-noi-dung-khoa-hoc__tabCourseContent.active,
.c-noi-dung-khoa-hoc__tabCourseDescription.active {
  display: block;
}

.c-noi-dung-khoa-hoc__courseContentGeneral {
  margin-bottom: 24px;
}
.c-noi-dung-khoa-hoc__courseContentGeneralTitle {
  font-size: 22px;
  line-height: 39px;
  font-weight: 700;
  color: #061a53;
  margin-bottom: 16px;
}

.c-noi-dung-khoa-hoc__courseContentGeneralInfo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 16px;
  line-height: 22px;
  font-weight: 500;
  color: #3e3e3e;
}
.c-noi-dung-khoa-hoc__courseContentGeneralInfoDivider {
  width: 4px;
  height: 4px;
  background-color: #d82221;
  border-radius: 50%;
}

.c-noi-dung-khoa-hoc__courseContentDetail {
  display: flex;
  gap: 30px;
  max-height: 450px;
}
@media (max-width: 768px) {
  .c-noi-dung-khoa-hoc__courseContentDetail {
    flex-direction: column;
    max-height: initial;
    order: 2;
  }
}

.c-noi-dung-khoa-hoc__courseListLesson {
  flex: 1 1 calc(50% - 30px);
  max-height: 450px;
  overflow-x: hidden;
  overflow-y: auto;
  direction: rtl;
  padding-left: 24px;
}
@media (max-width: 768px) {
  .c-noi-dung-khoa-hoc__courseListLesson {
    height: 450px;
    order: 1;
  }
}
.c-noi-dung-khoa-hoc__courseListVideo {
  flex: 1 1 calc(50% - 30px);
}
.c-noi-dung-khoa-hoc__courseListVideo .c-noi-dung-khoa-hoc__courseVideo {
  border-radius: 16px;
}

@media (max-width: 768px) {
  .c-noi-dung-khoa-hoc__courseListVideo {
  }
}

.c-noi-dung-khoa-hoc__courseLesson {
  padding: 20px;
  background-color: #ffffff;
  border-radius: 16px;
  direction: ltr;
  margin-bottom: 30px;
  cursor: pointer;
}
@media (max-width: 768px) {
  .c-noi-dung-khoa-hoc__courseLesson {
    margin-bottom: 18px;
  }
}
.c-noi-dung-khoa-hoc__courseLesson:last-child {
  margin-bottom: 0px;
}

.c-noi-dung-khoa-hoc__courseLessonTitle {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.c-noi-dung-khoa-hoc__courseLessonTitle .arrow-up {
  display: none;
}
.c-noi-dung-khoa-hoc__courseLessonTitle .arrow-down {
  display: block;
}
.c-noi-dung-khoa-hoc__courseLesson.active
  .c-noi-dung-khoa-hoc__courseLessonTitle {
  padding-bottom: 20px;
  margin-bottom: 20px;
  border-bottom: 1px solid #cacaca;
}
.c-noi-dung-khoa-hoc__courseLesson.active
  .c-noi-dung-khoa-hoc__courseLessonTitle
  .arrow-up {
  display: block;
}
.c-noi-dung-khoa-hoc__courseLesson.active
  .c-noi-dung-khoa-hoc__courseLessonTitle
  .arrow-down {
  display: none;
}
.c-noi-dung-khoa-hoc__courseLessonTitle > div > span:first-child {
  color: #061a53;
  font-weight: 700;
  font-size: 16px;
  line-height: 22px;
}

.c-noi-dung-khoa-hoc__courseLessonTitle > div > span:last-child {
  color: #061a53;
  font-weight: 500;
  font-size: 16px;
  line-height: 22px;
}
.c-noi-dung-khoa-hoc__courseLesson.active
  .c-noi-dung-khoa-hoc__courseLessonTitle
  > div
  > span:last-child {
  font-weight: 700;
}
.c-noi-dung-khoa-hoc__courseLesson.active
  .c-noi-dung-khoa-hoc__courseLessonContent {
  display: block;
}
.c-noi-dung-khoa-hoc__courseLessonContent {
  display: none;
}

.c-noi-dung-khoa-hoc__courseLessonContent ul {
  padding: 0;
  margin: 0;
  margin-left: 16px;
}
.c-noi-dung-khoa-hoc__courseLessonContent ul li {
  color: #3e3e3e;
  font-size: 16px;
  font-weight: 500;
  line-height: 22px;
  margin-bottom: 16px;
}
.c-noi-dung-khoa-hoc__courseLessonContent ul li:last-child {
  margin-bottom: 0px;
}
.c-noi-dung-khoa-hoc__courseLessonContent ul li::marker {
  color: #d82221;
}

.c-noi-dung-khoa-hoc__courseDescription {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 30px;
}
@media (max-width: 768px) {
  .c-noi-dung-khoa-hoc__courseDescription {
    grid-template-columns: 1fr;
  }
}

.c-noi-dung-khoa-hoc__courseDescriptionItemTitle {
  font-size: 16px;
  line-height: 22px;
  font-weight: 700;
  color: #061a53;
  margin-bottom: 4px;
  margin-top: 16px;
}

.c-noi-dung-khoa-hoc__courseDescriptionItemDesc {
  font-size: 16px;
  line-height: 22px;
  font-weight: 500;
  color: #000000;
}

.c-noi-dung-khoa-hoc__courseDescriptionItemDesc p {
  margin-bottom: 16px;
}
.c-noi-dung-khoa-hoc__courseDescriptionItemDesc p:last-child {
  margin-bottom: 0px;
}

.c-noi-dung-khoa-hoc__container:has(.active[data-tab-index="0"])
  .c-noi-dung-khoa-hoc__body {
  border-top-right-radius: 16px;
}

.c-noi-dung-khoa-hoc__container:has(.active[data-tab-index="1"])
  .c-noi-dung-khoa-hoc__body {
  border-top-left-radius: 16px;
}