/* ========================================
   最新资讯页面样式
   ======================================== */

/* 页面头部 */
.news-hero {
    position: relative;
    min-height: 50vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0a0a0f 0%, #12121f 30%, #0d1525 70%, #0a0f1a 100%);
    overflow: hidden;
    padding-top: 72px;
}

.news-hero-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.news-hero-bg .hero-gradient {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 30% 20%, rgba(220, 38, 38, 0.12) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 80%, rgba(220, 38, 38, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 50%, rgba(220, 38, 38, 0.04) 0%, transparent 60%);
    pointer-events: none;
}

.news-hero-bg .hero-pattern {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 80px 80px;
    opacity: 0.6;
    pointer-events: none;
}

.news-hero-bg .hero-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(220, 38, 38, 0.06) 0%, transparent 60%);
    pointer-events: none;
}

.news-hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: white;
    max-width: 800px;
    padding: 48px 24px;
}

.news-hero .hero-badge {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 24px;
}

.news-hero .badge-line {
    width: 48px;
    height: 1px;
    background: rgba(220, 38, 38, 0.6);
}

.news-hero .badge-text {
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: 0.2em;
    color: rgba(255, 255, 255, 0.7);
}

.news-hero .hero-title {
    margin-bottom: 16px;
}

.news-hero .title-main {
    display: block;
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 8px;
    background: linear-gradient(135deg, #ffffff 0%, #e5e7eb 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.news-hero .title-sub {
    display: block;
    font-size: 1.25rem;
    font-weight: 400;
    color: rgba(255, 255, 255, 0.7);
}

.news-hero .hero-desc {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.6);
    max-width: 600px;
    margin: 0 auto;
}

/* 资讯区域 */
.news-section {
    padding: 80px 0;
    background: var(--bg-secondary);
}

/* 分类筛选 */
.news-filter {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
    margin-bottom: 48px;
}

.filter-btn {
    padding: 10px 24px;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
    background: white;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-fast);
}

.filter-btn:hover {
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.filter-btn.active {
    color: white;
    background: var(--primary-color);
    border-color: var(--primary-color);
}

/* 资讯网格 */
.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
    gap: 32px;
    margin-bottom: 48px;
}

/* 资讯卡片 */
.news-card {
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    text-decoration: none;
    color: inherit;
    display: block;
}

.news-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.news-card-image {
    position: relative;
    width: 100%;
    height: 200px;
    overflow: hidden;
    border-radius: var(--radius-md);
}

.news-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.news-card:hover .news-card-image img {
    transform: scale(1.05);
}

.news-card-category {
    position: absolute;
    top: 16px;
    left: 16px;
    padding: 6px 12px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: white;
    background: var(--primary-color);
    border-radius: var(--radius-sm);
}

.news-card-content {
    padding: 24px;
}

.news-card-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 12px;
    font-size: 0.875rem;
    color: var(--text-light);
}

.news-card-date {
    display: flex;
    align-items: center;
    gap: 6px;
}

.news-card-date svg {
    width: 14px;
    height: 14px;
}

.news-card-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-card:hover .news-card-title {
    color: var(--primary-color);
}

.news-card-excerpt {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: 16px;
}

.news-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
}

.news-card-author {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.news-card-author img {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    object-fit: cover;
}

.news-card-readmore {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--primary-color);
}

.news-card-readmore svg {
    width: 16px;
    height: 16px;
    transition: var(--transition-fast);
}

.news-card:hover .news-card-readmore svg {
    transform: translateX(4px);
}

/* 加载更多 */
.load-more {
    text-align: center;
}

/* 订阅区域 */
.news-subscribe {
    padding: 80px 0;
    background: white;
    border-top: 1px solid var(--border-color);
}

.subscribe-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 48px;
    max-width: 900px;
    margin: 0 auto;
}

.subscribe-text h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.subscribe-text p {
    font-size: 1rem;
    color: var(--text-secondary);
}

.subscribe-form {
    display: flex;
    gap: 12px;
    flex-shrink: 0;
}

.subscribe-form input {
    width: 280px;
    padding: 12px 16px;
    font-size: 0.95rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    outline: none;
    transition: var(--transition-fast);
}

.subscribe-form input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.1);
}

.subscribe-form .btn {
    padding: 12px 24px;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .news-hero .title-main {
        font-size: 2.5rem;
    }

    .news-grid {
        grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
        gap: 24px;
    }

    .subscribe-content {
        flex-direction: column;
        text-align: center;
        gap: 32px;
    }

    .subscribe-form {
        width: 100%;
        max-width: 500px;
    }

    .subscribe-form input {
        width: 100%;
    }
}

@media (max-width: 768px) {
    .news-hero {
        min-height: 40vh;
    }

    .news-hero .title-main {
        font-size: 2rem;
    }

    .news-hero .title-sub {
        font-size: 1rem;
    }

    .news-section {
        padding: 48px 0;
    }

    .news-filter {
        gap: 8px;
        margin-bottom: 32px;
    }

    .filter-btn {
        padding: 8px 16px;
        font-size: 0.875rem;
    }

    .news-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .news-card-image {
        height: 180px;
    }

    .news-card-content {
        padding: 20px;
    }

    .news-card-title {
        font-size: 1.125rem;
    }

    .subscribe-form {
        flex-direction: column;
    }

    .subscribe-form .btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .news-hero .title-main {
        font-size: 1.75rem;
    }

    .news-card-image {
        height: 160px;
    }
}