.course-section {
  max-width: 1442px;
  min-width: 1200px;
  margin: 0 auto;
  padding: 0 52px;
}
.course-hot {
  width: 100%;
  display: flex;
  justify-content: space-between;
  gap: 20px;
}
.course-hot-left {
  padding: 16px;
  flex: 1;
  border-radius: 12px;
  box-shadow: 2.7px 2.7px 18.9px 0px rgba(0, 0, 0, 0.06);
}
.course-hot-left .video-container {
  width: 100%;
}
.course-hot-left .video-container video {
  display: block;
  width: 100%;
  height: 400px;
  object-fit: top;
  border-radius: 14px;
}
.course-hot-right {
  width: 450px;
  padding: 16px;
  box-sizing: border-box;
}
.course-menu {
  display: flex;
  padding-bottom: 20px;
}
.course-menu-item {
  padding-right: 20px;
  margin-right: 30px;
  cursor: pointer;
}
.course-menu-item span {
  font-size: 18px;
  line-height: 1.4;
  font-weight: 600;
  transition: color 0.3s ease;
}
.course-menu-active {
  position: relative;
  color: #6418c3;
}
.course-menu-active::after {
  position: absolute;
  content: '';
  left: 0;
  bottom: -8px;
  width: 100%;
  height: 3px;
  background-color: #6418c3;
  transition: all 0.3s ease;
}
.course-recommend-list {
  margin: 0;
  display: none;
}
.course-recommend-item {
  height: 60px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid #ededed;
}
.course-recommend-item .item-name {
  font-size: 16px;
  font-weight: 400;
  color: #101010;
  line-height: 1.5;
}
.course-recommend-show {
  display: block;
}
.course-more {
  margin-top: 40px;
}
.course-more-list {
  margin: 0;
  width: 100%;
  display: grid;
  /* 启用 Grid 布局 */
  grid-template-rows: repeat(2, 1fr);
  /* 2行，每行高度平均分配（1fr） */
  grid-template-columns: repeat(4, 1fr);
  /* 4列，每列宽度平均分配（1fr） */
  gap: 20px;
  /* 行间距和列间距均为20px（等价于 row-gap:20px; column-gap:20px） */
}
.course-more-item {
  cursor: pointer;
}
.course-more-item .video-post {
  width: 100%;
  height: 174px;
}
.course-more-item .video-info {
  display: block;
}
.course-more-item .video-info-h4 {
  font-weight: 500;
  color: #101010;
  font-size: 16px;
  line-height: 1.4;
  letter-spacing: -5%;
}
.course-more-item .video-info-p {
  color: #101010;
  font-size: 14px;
}
.course-more .gloabllist-content-pagination {
  padding: 20px 0 30px;
}
.video-part {
  width: 100%;
}
.video-info {
  display: flex;
  justify-content: space-between;
  padding-top: 16px;
  padding-bottom: 5px;
}
.video-info-h4 {
  font-size: 16px;
}
.video-info-p {
  font-size: 14px;
  margin: 0;
}