/* 新闻详情页 */
.news-detail {
    color: white;
    text-align: left;
    position: relative;
}

.header-background {
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    min-height: 350px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    /* 黑色遮罩效果 */
    background-color: rgba(0, 0, 0, 0.7);
    background-blend-mode: darken;
}

.header-content {
    max-width: 1200px;
    width: 100%;
    padding: 0 20px;
}

.date {
    font-size: 14px;
}

.tag {
    display: inline-block;
    margin-left: 10px;
    font-size: 14px;
    font-weight: bold;
    color: #ccc;
}

.title {
    font-size: 40px;
    font-weight: 700;
    margin: 15px 0;
}

.introduction {
    margin-top: 10px;
    font-size: 16px;
}

.content-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 50px 20px;
}

.vhtml * {
    color: #fff !important;
    font-weight: 400;
    text-align: justify;
    line-height: 165%;
    min-width: 100%;
    max-width: 100%;
    letter-spacing: 1px;
}

.vhtml h1,
.vhtml h2,
.vhtml h3,
.vhtml h4,
.vhtml h5 {
    margin: 40px 0 20px 0;
    font-size: 22px;
}

.vhtml p {
    margin: 10px 0;
}

.vhtml a {
    color: #3354AA !important;
    text-decoration: underline !important;
    text-underline-offset: 4px !important;
}

.vhtml strong {
    font-weight: 700;
}

.vhtml blockquote {
    margin: 20px 0;
    padding: 15px 20px;
    border-left: 4px solid #3354AA;
    background-color: rgba(51, 84, 170, 0.1);
    font-style: italic;
    color: #ccc;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .header-background {
        min-height: 300px;
    }

    .title {
        font-size: 28px;
        margin: 10px 0;
    }

    .header-content {
        padding: 20px;
    }

    .content-container {
        padding: 30px 15px;
    }

    .content p {
        font-size: 14px;
    }

    .introduction {
        font-size: 14px;
    }

    .date,
    .tag {
        font-size: 12px;
    }
}

/* PC端更大的间距 */
@media (min-width: 769px) {
    .header-content {
        padding: 0 170px;
    }

    .content-container {
        padding: 50px 170px;
    }
}