.bg-gradient-primary {
    background: linear-gradient(135deg, #e0a607 0%, #aa7d02 100%);
}

.hero {
    min-height: 400px;
    display: flex;
    align-items: center;
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.business-section .card {
    transition: transform 0.3s, box-shadow 0.3s;
}

.business-section .card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.icon-box {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.projects-section .card,
.news-section .card,
.business-list .card,
.projects-list .card {
    transition: transform 0.3s, box-shadow 0.3s;
}

.projects-section .card:hover,
.news-section .card:hover,
.business-list .card:hover,
.projects-list .card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.page-header {
    border-bottom: 1px solid #dee2e6;
}

.timeline-item {
    position: relative;
    padding-left: 30px;
    border-left: 2px solid #0d6efd;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -8px;
    top: 5px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background-color: #0d6efd;
}

.sidebar .list-group-item.active {
    background-color: #0d6efd;
    border-color: #0d6efd;
}

.contact-info h5 {
    color: #0d6efd;
}

.card-img-top {
    object-fit: cover;
}

/* 响应式优化 */
@media (max-width: 768px) {
    .hero {
        text-align: center;
        min-height: 200px;
        
        -webkit-padding-top:0px;
        -moz-padding-top:0px;
        padding-top:0px;
    }
    
    .hero .btn {
        margin-bottom: 1rem;
    }
}