/* 全局样式 */
body {
    font-family: "Microsoft YaHei", sans-serif;
    line-height: 1.6;
}

/* 导航栏样式 */
.navbar {
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: bold;
}

/* 主视觉区域样式 */
.hero-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

.hero-section h1 {
    font-size: 2.5rem;
    font-weight: bold;
    margin-bottom: 20px;
    color: #333;
}

.hero-section .lead {
    font-size: 1.5rem;
    color: #666;
    margin-bottom: 30px;
}

/* 卡片样式 */
.card {
    border: none;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
}

.card-title {
    color: #333;
    font-weight: bold;
    margin-bottom: 15px;
}

.card-text {
    color: #666;
}

/* 特色介绍区域样式 */
.feature-section {
    padding: 60px 0;
    background-color: #fff;
}

/* 最新动态区域样式 */
.news-section {
    padding: 60px 0;
    background-color: #f8f9fa;
}

/* 页脚样式 */
footer {
    padding: 40px 0;
}

footer h5 {
    color: #fff;
    margin-bottom: 20px;
}

footer p {
    color: #aaa;
    margin-bottom: 10px;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .hero-section {
        padding: 40px 0;
        text-align: center;
    }

    .hero-section h1 {
        font-size: 2rem;
    }

    .hero-section .lead {
        font-size: 1.2rem;
    }

    .hero-section img {
        margin-top: 30px;
    }
}

/* 按钮样式 */
.btn-primary {
    background-color: #0056b3;
    border-color: #0056b3;
    padding: 10px 25px;
    font-weight: 600;
}

.btn-primary:hover {
    background-color: #004494;
    border-color: #004494;
}

.btn-outline-primary {
    color: #0056b3;
    border-color: #0056b3;
    padding: 8px 20px;
}

.btn-outline-primary:hover {
    background-color: #0056b3;
    border-color: #0056b3;
}

/* 图片样式 */
.img-fluid {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}