/* 全局样式 */
body {
    font-family: 'Noto Sans SC', sans-serif;
    color: #333;
    padding-top: 76px;
}

.section-title {
    font-weight: 700;
    margin-bottom: 1rem;
    color: #333;
}

.section-subtitle {
    color: #666;
    margin-bottom: 2rem;
}

/* 导航栏样式 */
.navbar {
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
}

/* Banner样式 */
.banner-section {
    background: url('../images/banner.jpg') no-repeat center center;
    background-size: cover;
    height: 600px;
    position: relative;
    display: flex;
    align-items: center;
    color: #fff;
}

.banner-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
}

.banner-content {
    position: relative;
    z-index: 1;
    padding: 2rem;
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.banner-content h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

/* 产品特色样式 */
.feature-box {
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    background-color: #fff;
    height: 100%;
}

.feature-box:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    color: #007bff;
}

/* 产品卡片样式 */
.product-card {
    border: none;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    height: 100%;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.product-img-container {
    height: 250px;
    overflow: hidden;
}

.product-img-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.product-card:hover .product-img-container img {
    transform: scale(1.1);
}

.price {
    font-size: 1.25rem;
    font-weight: 700;
    color: #007bff;
}

/* 客户评价样式 */
.testimonial-card {
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    background-color: #fff;
    height: 100%;
}

.testimonial-rating {
    color: #ffc107;
}

.testimonial-author {
    display: flex;
    align-items: center;
    margin-top: 1rem;
}

.testimonial-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    margin-right: 1rem;
    object-fit: cover;
}

/* 联系表单样式 */
.contact-form {
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    background-color: #fff;
}

.contact-info {
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    background-color: #fff;
    height: 100%;
}

.contact-item {
    display: flex;
    align-items: flex-start;
}

.contact-item i {
    color: #007bff;
    margin-top: 0.25rem;
}

/* 页脚样式 */
footer {
    background-color: #343a40;
}

footer a {
    text-decoration: none;
    transition: color 0.3s ease;
}

footer a:hover {
    color: #007bff !important;
}

.social-icons a {
    display: inline-block;
    width: 36px;
    height: 36px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    text-align: center;
    line-height: 36px;
    color: #fff;
    transition: background-color 0.3s ease;
}

.social-icons a:hover {
    background-color: #007bff;
    color: #fff !important;
}

/* 响应式调整 */
@media (max-width: 767.98px) {
    .banner-content h1 {
        font-size: 2rem;
    }
    
    .banner-section {
        height: 400px;
    }
}