.post-timeline {
    padding: 15px;
    background: #fff;
}

.post-timeline .title {
    width: 100%;
    border-bottom: 1px solid #ddd;
    display: table;
    padding: 0 0 3px 0;
}

.post-timeline .title span {
    float: left;
    line-height: 40px;
    font-size: 18px;
    font-weight: normal;
    position: relative;
    text-indent: 10px;
}

.post-timeline .title span:before {
    content: '';
    border-left: 2px solid #0590d6;
    display: inline-block;
    height: 18px;
    position: absolute;
    left: 0;
    bottom: 10px;
}

.post-timeline .post-timeline-content .today {
    width: 150px;
    height: 30px;
    margin: 15px 0;
    display: flex;
    border-radius: 4px;
    background: #ffffff;
    overflow: hidden;
    box-shadow: 0 1px 5px rgba(127, 149, 188, 0.2);
}

.post-timeline .post-timeline-content .today span {
    flex: 0 0 50%;
    line-height: 30px;
    font-size: 14px;
    text-align: center;
}

.post-timeline .post-timeline-content .today time:first-of-type {
    color: #fcb13d;
}

.post-timeline .post-timeline-content .today span:last-of-type {
    color: #ffffff;
    background: #fcb13d;
}

.post-timeline .post-timeline-content ul li {
    display: flex;
    padding-bottom: 25px;
    position: relative;
    cursor: pointer;
}

.post-timeline .post-timeline-content ul li > time {
    flex: 0 0 55px;
    padding-left: 12px;
    line-height: 20px;
    font-size: 14px;
    color: #808595;
    position: relative;
    text-indent: 5px;
}


.post-timeline .post-timeline-content ul li:after {
    display: block;
    position: absolute;
    left: 5px;
    top: 12px;
    content: '';
    width: 1px;
    height: 100%;
    box-sizing: border-box;
    border: 1px dashed #DEDEDE;
}

.post-timeline .post-timeline-content ul li > time:after {
    display: block;
    position: absolute;
    left: 0;
    top: 3px;
    content: '';
    width: 12px;
    height: 12px;
    box-sizing: border-box;
    border: 3px solid rgb(229, 229, 229);
    background: #fff;
    border-radius: 50%;
    z-index: 1;
}

.post-timeline .post-timeline-content ul li .info .title {
    display: block;
    margin-bottom: 10px;
    line-height: 20px;
    font-size: 16px;
    transition: all 0.1s linear;
    color: #04a6e6;
}

.post-timeline .post-timeline-content ul li .info > time {
    display: block;
    background: url(../images/time.png) no-repeat 0 4px;
    text-indent: 23px;
}

.post-timeline .post-timeline-content ul li .info .content-wrapper ,.post-timeline .post-timeline-content ul li .info time {
    line-height: 24px;
    font-size: 14px;
    color: #b8b9bd;
    word-break: break-all;
}

.post-timeline .post-timeline-content ul li .info .content-wrapper:nth-child(3) {
    padding: 10px;
    background-color: rgb(232, 241, 250);
    color: #555;
}

.post-timeline .post-timeline-content ul li:hover time::after {
    border-color: #258cff;
}

.post-timeline .post-timeline-content ul li:hover .info .title {
    color: #0069df;
}

.post-timeline .post-timeline-content ul li:hover .info > time {
    color: #747576;
}

.post-timeline .post-timeline-content ul .more {
    margin: 20px auto;
    width: 150px;
    height: 36px;
    line-height: 36px;
    border: 1px solid #0279ff;
    font-size: 14px;
    font-weight: 400;
    color: #0279ff;
    text-align: center;
    cursor: pointer;
}


.post-timeline .post-timeline-content ul .more:hover {
    border: 1px solid #0279ff;
    color: #fbfdff;
    background-color: #0279ff;
}


/* 添加的折叠展开样式 - 开始 */
.post-timeline .post-timeline-content ul li .info .content-wrapper {
    position: relative;
    max-height: 72px; /* 3行 x 24px行高 = 72px */
    overflow: hidden;
    transition: max-height 0.3s ease;
    padding-right: 25px; /* 为箭头留出空间 */
}

.post-timeline .post-timeline-content ul li .info .content-wrapper.expanded {
    max-height: 1000px; /* 展开时足够大的值 */
}

.post-timeline .post-timeline-content ul li .info .content-wrapper::after {
    content: '';
    position: absolute;
    right: 10px;
    bottom: 5px;
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 6px solid #0279ff;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.post-timeline .post-timeline-content ul li .info .content-wrapper.expanded::after {
    transform: rotate(180deg);
}

/* 渐变遮罩效果 */
.post-timeline .post-timeline-content ul li .info .content-wrapper:not(.expanded) {
    -webkit-mask-image: linear-gradient(to bottom, black 60%, transparent 100%);
    mask-image: linear-gradient(to bottom, black 60%, transparent 100%);
}
/* 添加的折叠展开样式 - 结束 */