/* 分类Tab + 文章列表区域样式 */
.nebula-content-with-tabs {
    margin-bottom: 60px;
}

.nebula-content-with-tabs__inner {
    display: flex;
    gap: 32px;
    align-items: flex-start;
}

.nebula-content-with-tabs__main {
    flex: 1;
    min-width: 0;
}

.nebula-content-with-tabs__sidebar {
    width: 320px;
    flex-shrink: 0;
    position: sticky;
    top: 84px;
}

/* 分类Tab样式 */
.nebula-category-tabs-wrapper {
    margin-bottom: 28px;
    background: var(--nebula-bg, #FFFFFF);
    border-radius: var(--nebula-radius-xl, 16px);
    padding: 20px 24px;
    box-shadow: var(--nebula-shadow-card, 0 4px 20px rgba(0, 0, 0, 0.08));
    border: 1px solid var(--nebula-border, #E2E8F0);
}

.nebula-category-tabs-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
}

.nebula-category-tabs__inner {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    flex: 1;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
}
.nebula-category-tabs__inner::-webkit-scrollbar {
    display: none;
}

.nebula-cat-tab {
    position: relative;
    padding: 10px 20px;
    background: var(--nebula-bg-secondary, #F8FAFC);
    border: 1px solid transparent;
    border-radius: var(--nebula-radius-full, 9999px);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--nebula-text-secondary, #64748b);
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.25s ease;
}

.nebula-cat-tab:hover {
    background: rgba(14, 165, 233, 0.08);
    border-color: var(--nebula-primary, #0EA5E9);
    color: var(--nebula-primary, #0EA5E9);
    transform: translateY(-2px);
}

.nebula-cat-tab.active {
    background: linear-gradient(135deg, var(--nebula-primary, #0EA5E9), #0284C7);
    border-color: transparent;
    color: #fff;
    box-shadow: 0 4px 12px rgba(14, 165, 233, 0.35);
}

/* 文章列表区域 */
.nebula-post-list-area {
    background: var(--nebula-bg, #FFFFFF);
    border-radius: var(--nebula-radius-xl, 16px);
    padding: 28px;
    box-shadow: var(--nebula-shadow-card, 0 4px 20px rgba(0, 0, 0, 0.08));
    border: 1px solid var(--nebula-border, #E2E8F0);
}

/* 文章卡片通用样式 */
.nebula-post-list {
    display: grid;
    gap: 20px;
}

/* 列表布局 - 单列 */
.nebula-post-list--list {
    grid-template-columns: 1fr;
}

/* 网格布局 - 2列 */
.nebula-post-list--grid {
    grid-template-columns: repeat(2, 1fr);
}

/* 杂志布局 - 左侧大图 + 右侧文章列表 */
.nebula-post-list--magazine {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
}

.nebula-post-list--magazine .nebula-post-card:first-child {
    grid-column: 1 / -1;
}

.nebula-post-list--magazine .nebula-post-card:first-child .nebula-post-card__thumbnail {
    aspect-ratio: 16 / 6;
}

/* 列数控制 - 配合布局使用 */
.nebula-post-list--cols-1 {
    grid-template-columns: 1fr;
}

.nebula-post-list--cols-2 {
    grid-template-columns: repeat(2, 1fr);
}

.nebula-post-list--cols-3 {
    grid-template-columns: repeat(3, 1fr);
}

/* 杂志布局下的列数调整 */
.nebula-post-list--magazine.nebula-post-list--cols-1 {
    grid-template-columns: 1fr;
}

.nebula-post-list--magazine.nebula-post-list--cols-2 {
    grid-template-columns: repeat(2, 1fr);
}

.nebula-post-list--magazine.nebula-post-list--cols-3 {
    grid-template-columns: repeat(3, 1fr);
}

/* 加载更多 */
.nebula-load-more {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px 32px;
    margin: 24px auto 0;
    background: var(--nebula-bg, #FFFFFF);
    border: 2px solid var(--nebula-primary, #0EA5E9);
    border-radius: var(--nebula-radius-full, 9999px);
    color: var(--nebula-primary, #0EA5E9);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.25s ease;
    max-width: 200px;
}

.nebula-load-more:hover {
    background: var(--nebula-primary, #0EA5E9);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(14, 165, 233, 0.35);
}

.nebula-load-more.loading {
    pointer-events: none;
    opacity: 0.6;
}

/* 无结果 */
.nebula-no-results {
    text-align: center;
    padding: 60px 20px;
}

.nebula-no-results h2 {
    font-size: 1.5rem;
    color: var(--nebula-text-primary, #1E293B);
    margin-bottom: 12px;
}

.nebula-no-results p {
    color: var(--nebula-text-muted, #94A3B8);
}

/* 响应式 */
@media (max-width: 992px) {
    .nebula-content-with-tabs__inner {
        flex-direction: column;
    }

    .nebula-content-with-tabs__sidebar {
        width: 100%;
        position: static;
    }
}

@media (max-width: 768px) {
    .nebula-content-with-tabs {
        margin-bottom: 40px;
    }

    .nebula-category-tabs-wrapper {
        padding: 12px 16px;
        margin-bottom: 16px;
    }

    .nebula-category-tabs__inner {
        gap: 6px;
    }

    .nebula-cat-tab {
        padding: 6px 12px;
        font-size: 0.8rem;
    }

    .nebula-post-list-area {
        padding: 16px;
        border-radius: 8px;
    }

    .nebula-post-list--grid,
    .nebula-post-list--magazine,
    .nebula-post-list--cols-2,
    .nebula-post-list--cols-3 {
        grid-template-columns: 1fr;
    }

    .nebula-post-list--magazine .nebula-post-card:first-child {
        grid-column: 1;
    }
}

@media (max-width: 480px) {
    .nebula-cat-tab {
        padding: 5px 10px;
        font-size: 0.75rem;
    }
}