.articles-container {
    margin: 0 auto;
    padding: 0 16px;
    column-count: 3;
}

.article-card {
    margin: 20px 0;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    break-inside: avoid;
}

.article-card:hover {
    transform: translateY(-3px);
}

.article-content {
    padding: 1.25rem;
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 16px;
    height: 100%;
    box-sizing: border-box;
}

.article-cover {
    width: 100%;
    height: 160px;
    border-radius: 8px;
    overflow: hidden;
    flex-shrink: 0;
}

.article-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.article-main {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    flex: 1;
    min-height: 0;
}

.article-title {
    line-height: var(--mdui-typescale-headline-small-line-height);
    font-size: var(--mdui-typescale-headline-small-size);
    letter-spacing: var(--mdui-typescale-headline-small-tracking);
    font-weight: var(--mdui-typescale-headline-small-weight);
    /* 防止标题过长溢出 */
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
}

.article-content span {
    /* 摘要文本样式 */
    color: var(--mdui-color-on-surface-variant);
    font-size: 1.0rem;
    line-height: 1.5;
    /* 防止摘要溢出 - 限制最多显示6行（约120字） */
    display: -webkit-box;
    -webkit-line-clamp: 6;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    max-height: 9em;
    /* 确保文本换行 */
    word-wrap: break-word;
    word-break: break-word;
    white-space: normal;
}

.article-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    margin-top: auto;
    flex-wrap: wrap;
}

.article-date {
    color: var(--mdui-color-on-surface-variant);
    font-size: 0.8rem;
    display: flex;
    align-items: center;
    gap: 0.25rem;
    flex-shrink: 0;
}

.article-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem;
    justify-content: flex-end;
    flex: 1;
}

.article-tags mdui-chip {
    flex-shrink: 0;
}

.article-side {
    display: flex;
    justify-content: flex-end;
    margin-top: 10px;
    flex-shrink: 0;
}

.article-read-more {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    white-space: nowrap;
}

.no-articles {
    text-align: center;
    padding: 3rem 2rem;
    border-radius: 16px;
    min-height: 200px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

@media (max-width: 1200px) {
    .articles-container {
        column-count: 2;
    }
    
    .article-content span {
        -webkit-line-clamp: 5;
        max-height: 7.5em;
    }
}

@media (max-width: 768px) {
    .articles-container {
        column-count: 1;
    }
    
    .article-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }
    
    .article-tags {
        justify-content: flex-start;
        width: 100%;
    }
    
    .article-content span {
        -webkit-line-clamp: 4;
        max-height: 6em;
    }
}

@media (max-width: 500px) {
    .article-content {
        padding: 1rem;
        gap: 12px;
    }
    
    .article-content span {
        -webkit-line-clamp: 3;
        max-height: 4.5em;
    }
}