/* 首页专用样式 */

/* 英雄区域 */
.hero-section {
    background-color: #f8f9fa;
    padding: 80px 0;
    text-align: center;
}

.hero-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

.hero-title {
    font-size: 48px;
    font-weight: 700;
    color: #333;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 20px;
    color: #666;
    margin-bottom: 40px;
    line-height: 1.5;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

/* 特色栏目 */
.features-section {
    padding: 80px 0;
    background-color: #fff;
}

.section-title {
    font-size: 36px;
    font-weight: 600;
    color: #333;
    text-align: center;
    margin-bottom: 50px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.feature-card {
    background-color: #fff;
    padding: 40px 30px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid #f0f0f0;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.feature-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 24px;
    font-weight: 600;
    color: #333;
    margin-bottom: 15px;
}

.feature-card p {
    color: #666;
    line-height: 1.6;
    margin-bottom: 25px;
}

.feature-link {
    color: #1890ff;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.feature-link:hover {
    color: #40a9ff;
}

/* 最新内容 */
.latest-section {
    padding: 80px 0;
    background-color: #f8f9fa;
}

.content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.content-card {
    background-color: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.content-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.card-image {
    height: 200px;
    overflow: hidden;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.card-content {
    padding: 25px;
}

.card-content h3 {
    font-size: 20px;
    font-weight: 600;
    color: #333;
    margin-bottom: 15px;
    line-height: 1.4;
}

.card-content p {
    color: #666;
    line-height: 1.6;
    margin-bottom: 20px;
}

.card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.category {
    background-color: #e6f7ff;
    color: #1890ff;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
}

.date {
    color: #999;
    font-size: 14px;
}

.read-more {
    color: #1890ff;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.read-more:hover {
    color: #40a9ff;
}

/* 统计数据 */
.stats-section {
    padding: 80px 0;
    background-color: #fff;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 48px;
    font-weight: 700;
    color: #1890ff;
    margin-bottom: 10px;
}

.stat-label {
    font-size: 18px;
    color: #666;
    font-weight: 500;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .hero-title {
        font-size: 32px;
    }

    .hero-subtitle {
        font-size: 18px;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .section-title {
        font-size: 28px;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .content-grid {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }

    .stat-number {
        font-size: 36px;
    }

    .stat-label {
        font-size: 16px;
    }
}

@media (max-width: 480px) {
    .hero-section {
        padding: 60px 0;
    }

    .features-section,
    .latest-section,
    .stats-section {
        padding: 60px 0;
    }

    .feature-card {
        padding: 30px 20px;
    }

    .card-content {
        padding: 20px;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }
}