.course-list-wrapper {
  width: 304px;
  height: 798px;
  border-radius: 8px;
  background-color: #fff;
  box-sizing: border-box;
  padding: 20px 16px;
  overflow-y: hidden;
}

.course-list-wrapper .course-list-title {
  width: 100%;
  height: 30px;
  position: relative;
  box-sizing: border-box;
  font-size: 20px;
  font-weight: 600;
  line-height: 20px;
  color: #1d2129;
  padding-bottom: 10px;
  border-bottom: 1px solid #e5e6eb;
  margin-bottom: 10px;
}

.course-list-wrapper .course-list-title::before {
  content: "";
  position: absolute;
  left: 20px;
  bottom: 5px;
  width: 31px;
  height: 3px;
  background-image: url("@/assets/images/Common/title_icon.png");
  background-size: 100% 100%;
}

.course-list-wrapper .course-list-content {
  width: 100%;
  height: 700px;
  overflow-y: auto;
}

.course-list-wrapper .course-list-content .course-list {
  width: 100%;
}

/* 自定义折叠面板元素 */
.course-list-wrapper .course-list-content .course-list .course-list-item {
  width: 272px;
  margin-bottom: 10px;
  box-sizing: border-box;
  padding: 3px 0;
  color: #4e5969;
  font-size: 14px;
  font-weight: 400;
  line-height: 21px;
  border: none;
}

.course-list-item .arco-collapse-item-header {
  border-radius: 8px;
  background-color: #f2f3f5;
}

.course-list-item .arco-timeline-item {
  margin-bottom: 10px;
  padding-left: 0;
}

.course-list-item .arco-collapse-item-content-expanded {
  background-color: #fff;
}

.course-list-item .arco-collapse-item-content-box {
  margin-top: 10px;
  padding: 0 0 0 5px;
  box-sizing: border-box;
}

/* 自定义时间轴元素 - 统一使用CSS样式 */
.course-list-item .time-line-dot-icon {
  width: 12px;
  height: 12px;
  background-color: #10b981;
  border-radius: 50%;
  position: relative;
}

.course-list-item .time-line-dot-icon::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 6px;
  height: 6px;
  background-color: #fff;
  border-radius: 50%;
}

.course-list-item .time-line-clock-icon {
  width: 12px;
  height: 12px;
  background-color: #3b82f6;
  border-radius: 50%;
  position: relative;
}

.course-list-item .time-line-clock-icon::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 6px;
  height: 6px;
  background-color: #fff;
  border-radius: 50%;
}

.course-list-item .time-line-lock-icon {
  width: 12px;
  height: 12px;
  background-color: #c9cdd4;
  border-radius: 50%;
  position: relative;
  opacity: 0.6;
}

.course-list-item .time-line-lock-icon::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 6px;
  height: 6px;
  background-color: #fff;
  border-radius: 50%;
}

.course-list-item .time-line-item {
  width: 248px;
  min-height: 74px !important;
  height: auto !important;
  background-color: #f2f3f5;
  border-radius: 8px;
  position: relative;
  box-sizing: border-box;
  padding: 10px;
  cursor: pointer;
  transition: all 0.3s;
}

.course-list-item .time-line-item:hover {
  background-color: #e8f3ff;
  transform: translateX(2px);
}

.course-list-item .time-line-item > p {
  width: calc(100% - 70px) !important;
  min-height: 22px !important;
  height: auto !important;
  font-size: 14px;
  font-weight: 600;
  line-height: 22px;
  color: #1d2129;
  word-wrap: break-word !important;
  word-break: break-word !important;
  white-space: normal !important;
  overflow-wrap: break-word !important;
  display: block !important;
  text-overflow: unset !important;
  overflow: visible !important;
  max-width: none !important;
  -webkit-line-clamp: unset !important;
  -webkit-box-orient: unset !important;
  text-rendering: auto !important;
}

.course-list-item .time-line-item > .time-line-item-info {
  margin-top: 10px;
  width: 100%;
  min-height: 20px;
  font-size: 12px;
  font-weight: 400;
  line-height: 20px;
  color: #4e5969;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 5px;
}

.course-list-item .time-line-item .course-date {
  font-size: 12px;
  color: #86909c;
  margin-left: auto;
}

.course-list-item .finish::before {
  content: "已结束";
  position: absolute;
  right: 10px;
  top: 10px;
  width: 48px;
  height: 20px;
  line-height: 18px;
  text-align: center;
  border-radius: 12px;
  background-color: #c9cdd4;
  color: #86909c;
  font-size: 12px;
  font-weight: 600;
  box-sizing: border-box;
  border: 1px solid #c9cdd4;
}

.course-list-item .not-started::before {
  content: "未开始";
  position: absolute;
  right: 10px;
  top: 10px;
  width: 48px;
  height: 20px;
  line-height: 18px;
  text-align: center;
  border-radius: 12px;
  background-color: #e8e8e8;
  color: #86909c;
  font-size: 12px;
  font-weight: 600;
  box-sizing: border-box;
  border: 1px solid #e8e8e8;
}

.course-list-item .active {
  border: 1px solid #0275f2;
}

.course-list-item .active::before {
  content: "";
  position: absolute;
  right: 10px;
  top: 10px;
  width: 60px;
  height: 20px;
  background-image: url("@/assets/images/CoursesVideoPlayer/living_icon.png");
  background-size: 100% 100%;
}

.course-list-item .selected {
  background-color: #f2f8ff;
  border: 1px solid #4080ff !important;
  box-shadow: 0 2px 8px rgba(64, 128, 255, 0.15);
}

.course-list-item .selected p {
  color: #1d2129;
  font-weight: 500;
}

.course-list-item .pending {
  opacity: 0.6;
  cursor: not-allowed;
}

.course-list-item .pending > p {
  color: #86909c;
}

.course-list-item .pending .time-line-item-info {
  color: #86909c;
}

.course-list-item .coming::before {
  content: "即将开始";
  position: absolute;
  right: 10px;
  top: 10px;
  width: 60px;
  height: 20px;
  line-height: 18px;
  text-align: center;
  border-radius: 12px;
  background-color: #f2f3f5;
  color: #ff7d00;
  font-size: 12px;
  font-weight: 600;
  box-sizing: border-box;
  border: 1px solid #ff7d00;
}

/* 强制覆盖Arco Timeline文本省略 */
.course-list .arco-timeline-item-content p {
  text-overflow: unset !important;
  overflow: visible !important;
  white-space: normal !important;
  display: block !important;
  -webkit-line-clamp: unset !important;
  -webkit-box-orient: unset !important;
  word-break: break-word !important;
  max-width: calc(100% - 70px) !important;
}

.course-list .time-line-item p {
  text-overflow: unset !important;
  overflow: visible !important;
  white-space: normal !important;
  display: block !important;
  -webkit-line-clamp: unset !important;
  -webkit-box-orient: unset !important;
}