.newslist-main {
    --primary-color: #2563eb;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --card-hover: #f9fafb;
    --tab-active: #bfdbfe;
}

.newslist-main * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

.newslist-main {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen,
        Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: #f9fafb;
}

.newslist-main .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

.newslist-main header {
    background: white;
    padding: 2rem 0;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    margin-bottom: 2rem;
}

.newslist-main .header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.newslist-main h1 {
    font-size: 2rem;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.newslist-main .subtitle {
    color: var(--text-secondary);
    font-size: 1rem;
}

/* 栏目标签样式 */
.newslist-main .category-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 1.5rem 0;
    padding: 0.5rem;
    background: #edf2f7;
    border-radius: 0.5rem;
}

.newslist-main .category-tab {
    padding: 0.5rem 1rem;
    border-radius: 0.375rem;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    background: transparent;
}

.newslist-main .category-tab.active,
.newslist-main .category-tab:hover {
    background: var(--tab-active);
    color: var(--primary-color);
}

.newslist-main main {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.newslist-main .article-card {
    background: white;
    border-radius: 0.75rem;
    padding: 1.5rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    transition: transform 0.2s ease, background-color 0.3s ease;
    display: flex;
    flex-direction: column;
    min-height: 280px;
}

.newslist-main .article-card:hover {
    transform: translateY(-5px);
    background-color: var(--card-hover);
}

.newslist-main .article-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 1rem;
    transition: color 0.3s ease;
}

.newslist-main .article-card:hover .article-title {
    color: #1d4ed8;
}

.newslist-main .article-excerpt {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.newslist-main .article-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.newslist-main footer {
    margin-top: 4rem;
    padding: 2rem 0;
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.875rem;
    background: white;
    border-top: 1px solid #e5e7eb;
}

@media (max-width: 640px) {
    .newslist-main .container {
        padding: 1rem;
    }
}