.container {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}

.item {
    width: calc(50% - 10px);
    overflow: hidden;
}

.top-section {
    display: flex;
    padding: 20px 50px;
}

.image {
    width: 290px;
    height: auto;
    max-height: 354px;
    margin-right: 20px;
}

.text-content {
    display: flex;
    flex-direction: column;
}

.date {
    font-size: 16px;
    color: #666;
}

.time {
    font-size: 24px;
    color: var(--accent-bg);
    margin-top: 10px;
}

.title {
    font-size: 24px;
    font-weight: 500;
    margin-top: 40px;
    line-height: 38px;
}

.separator {
    height: 2px;
    background: linear-gradient(to right, var(--accent-bg), transparent);
    margin-top: 15px;
    margin-bottom: 15px;
}

.person-name {
    margin-top: 10px;
    font-size: 18px;
    color: #333;
    font-weight: 700;
}

.person-info {
    margin-top: 5px;
    color: #666;
    font-size: 16px;
}

/* 大屏适配（1440px 到 1699px） */
@media (min-width: 1440px) and (max-width: 1699px) {
    .image {
        width: 180px;
        height: 230px;
    }
    .time {
        font-size: 16px;
        margin-top: 0px;
    }

    .title {
        font-size: 18px;
        font-weight: 500;
        line-height: 1.8;
        margin-top: 10px;
    }

    .separator {
        margin: 3px 0px;
    }

    .person-name {
        font-size: 16px;
        margin: 0;
    }
}

/* 中屏适配（1300px 到 1439px） */
@media (min-width: 1300px) and (max-width: 1439px) {
    .image {
        width: 180px;
        height: 230px;
    }

    .time {
        font-size: 16px;
        margin-top: 0px;
    }

    .title {
        font-size: 18px;
        font-weight: 500;
        line-height: 1.8;
        margin-top: 10px;
    }

    .separator {
        margin: 3px 0px;
    }

    .person-name {
        font-size: 16px;
        margin: 0;
    }
}

/* 小屏适配（小于 1300px） */
@media (max-width: 1299px) {
    .image {
        width: 180px;
        height: 230px;
    }

    .time {
        font-size: 16px;
        margin-top: 0px;
    }

    .title {
        font-size: 18px;
        font-weight: 500;
        line-height: 1.8;
        margin-top: 10px;
    }

    .separator {
        margin: 5px 0px;
    }

    .person-name {
        font-size: 16px;
        margin-top: 5px;
    }
}


.bottom-section {
    display: flex;
    padding: 10px 50px;
    gap: 10px;
}

.button {
    background-color: #f4f4f4;
    color: #333;
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    text-align: left;
    width: 100%;
    font-size: 18px;
    font-weight: 500;
    display: flex;
    justify-content: space-between;
}

    .button.short {
        width: 250px;
    }

.forum-header {
    text-align: center;
    margin-bottom: 40px;
}

    .forum-header .title {
        font-size: 28px;
        font-weight: 500;
        line-height: 2;
        color: #000;
        text-align: center;
    }

    .forum-header .date {
        font-size: 16px;
        font-weight: 500;
        line-height: 2;
        color: #333;
        text-align: center;
        border-bottom: solid 1px #eaeaea;
        padding-bottom: 20px;
    }


.forum-card {
    padding: 20px;
    border: 1px solid #eaeaea;
    border-radius: 10px;
    display: flex;
    width: 900px;
    margin: 30px auto;
    background: linear-gradient(300deg, #F2F6FD, #FFFFFF);
}

    .forum-card .forum-img {
        display: block;
    }

        .forum-card .forum-img img {
            width: 100%;
            max-width: 250px;
            border-radius: 10px;
        }

.forum-info {
    margin-left: 20px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.user-info {
    margin: 10px 0px 10px 0px;
    display: flex;
    align-items: center;
}

    .user-info .user {
        color: black;
        font-size: 24px;
        line-height: 40px;
        font-weight: 700;
        margin-right: 10px;
    }

    .user-info .unit,
    .user-info .position {
        color: #666;
        font-size: 16px;
        line-height: 2;
        font-weight: 500;
        margin-right: 10px;
    }

.datetime {
    margin: 10px 0px;
    color: var(--accent-bg);
    font-size: 20px;
    font-weight: 500;
}

.gradient-line {
    height: 2px;
    background: linear-gradient(to right, var(--accent-bg), transparent);
}

.abstract-title {
    color: #666;
    font-size: 16px;
}

.abstract-content {
    color: #666;
    font-size: 14px;
    margin-top: 5px;
    text-align: justify;
    font-family: AliRegular;
}

.forum-content {
    width: 900px;
    margin: 30px auto 100px auto;
    display: block;
    text-align: justify;
    line-height: 2;
    color: #333;
    font-weight: 500;
}

    .forum-content p {
        margin-bottom: 15px;
        font-size: 16px;
        line-height: 2;
        text-align: justify;
    }

    .forum-content img {
        max-width: 100%;
        height: auto;
    }