/* 首页特定样式 */
.hero {
    position: relative;
    height: 500px;
    overflow: hidden;
}

.hero img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: #fff;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    padding: 4rem 2rem;
}

.feature-item {
    text-align: center;
    padding: 2rem;
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

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

.feature-item img {
    width: 200px;
    height: 200px;
    object-fit: cover;
    border-radius: 50%;
    margin-bottom: 1.5rem;
}

.feature-item h2 {
    margin-bottom: 1rem;
    color: #1e88e5;
}

.feature-item p {
    margin-bottom: 1.5rem;
    color: #666;
}