/* news.css */
:root {
    --primary-color: #00f7ff;
    --bg-gradient: linear-gradient(45deg, #0a0a1a 0%, #000022 100%);
    --card-bg: rgba(255,255,255,0.03);
    --text-primary: rgba(255,255,255,0.9);
    --text-secondary: rgba(255,255,255,0.7);
}

.news-section {
    max-width: 1200px;
    padding: 100px 20px;
    background: var(--bg-gradient);
    position: relative;
    margin: auto;
}

/* 导航样式 */
.news-nav {
    border-bottom: 1px solid rgba(0, 247, 255, 0.3);
    margin-bottom: 30px;
}
.nav-container {
    display: flex;
    gap: 30px;
    overflow-x: auto;
}
.nav-item {
    display: flex;
    align-items: center;
    padding: 12px 0;
    color: var(--text-secondary);
    white-space: nowrap;
    transition: all 0.3s;
    position: relative;
}
.nav-item.active {
    color: var(--primary-color);
    border-bottom: 2px solid var(--primary-color);
}
.nav-item:hover {
    color: var(--primary-color);
}
.nav-item .icon {
    width: 18px;
    height: 18px;
    margin-right: 8px;
    fill: currentColor;
}

/* 置顶新闻 */
.featured-news {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}
.featured-card {
    border-radius: 12px;
    overflow: hidden;
    background: var(--card-bg);
    border: 1px solid rgba(0, 247, 255, 0.1);
    transition: transform 0.3s, box-shadow 0.3s;
    position: relative;
}
.featured-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0, 247, 255, 0.2);
}
.thumb {
    height: 240px;
    background-size: cover;
    background-position: center;
    position: relative;
}
.thumb::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 50%, rgba(0,0,0,0.7));
    
}
.content {
    padding: 20px;
}
.category {
    display: inline-block;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 12px;
    margin-bottom: 12px;
    backdrop-filter: blur(5px);
}
.category.tech { 
    background: rgba(0, 247, 255, 0.15); 
    color: var(--primary-color);
}
.category.partner { 
    background: rgba(255,165,0,0.15);
    color: #ffa500;
}
h3 {
    font-size: 20px;
    line-height: 1.4;
    margin-bottom: 12px;
    color: var(--text-primary);
}
.excerpt {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 15px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.meta {
    display: flex;
    gap: 15px;
    color: rgba(255,255,255,0.5);
    font-size: 13px;
}
.tag {
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 12px;
    background: rgba(255,255,255,0.1);
}
.tag.live { 
    background: rgba(255,0,0,0.15);
    color: #ff4242;
}

/* 常规新闻列表 */
.news-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}
.news-item {
    display: flex;
    gap: 15px;
    padding: 15px;
    border-radius: 8px;
    transition: all 0.3s;
    background: var(--card-bg);
    border: 1px solid rgba(0, 247, 255, 0.05);
}
.news-item:hover {
    background: rgba(0, 247, 255, 0.05);
    transform: translateY(-3px);
}
.news-item .thumb {
    flex: 0 0 120px;
    height: 80px;
    background: rgba(255,255,255,0.1);
    border-radius: 4px;
    overflow: hidden;
}

/* 分页 */
.pagination {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
}
.page-item {
    padding: 8px 16px;
    border-radius: 6px;
    color: var(--text-secondary);
    transition: all 0.3s;
    border: 1px solid rgba(0, 247, 255, 0.2);
}
.page-item:hover {
    color: var(--primary-color);
    border-color: var(--primary-color);
}
.page-item.active {
    background: var(--primary-color);
    color: #000;
    box-shadow: 0 0 10px var(--primary-color);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .featured-news {
        grid-template-columns: 1fr;
    }
    .news-item {
        flex-direction: column;
    }
    .news-item .thumb {
        width: 100%;
        height: 150px;
        flex: none;
    }
}