.hero-bg {
    background-image: url('../images/manufacturebj.webp');
    background-size: cover;
    background-position: center;
    height: 35vh;
    position: relative;
}

.patent-item {
    position: relative;
    padding-left: 30px;
    margin-bottom: 20px;
}

.tech-team-section {
    background: whitesmoke;
    padding: 80px 0;
    margin-bottom: 0;
    color: #1e293b;
}

.rd-section {
    background: white;
    padding: 80px 0;
    margin-bottom: 0;
}

.smart-section {
    background: whitesmoke;
    padding: 80px 0;
}

/* 语言切换样式 */
.language-switch {
    display: flex;
    align-items: center;
    margin-left: 20px;
}
.language-switch a {
    color: white;
    text-decoration: none;
    padding: 5px 10px;
    transition: all 0.3s ease;
}
.language-switch a:hover {
    color: #60a5fa;
}
.language-switch span {
    color: rgba(255, 255, 255, 0.5);
    padding: 0 5px;
}
.language-switch .active {
    color: #60a5fa;
    font-weight: bold;
}
@media (max-width: 768px) {
    .language-switch {
        margin-top: 10px;
    }
}

/* 技术创新模块样式 */
.tech-innovation-section {
    background: white;
    padding: 64px 0;
}

.tech-innovation-img {
    width: 100%;
    border-radius: 8px;
}

/* 团队卡片样式 */
.team-card {
    height: 256px;
}

.team-inner {
    position: relative;
    width: 100%;
    height: 100%;
    transition: transform 0.6s;
    transform-style: preserve-3d;
}

.team-card:hover .team-inner {
    transform: rotateY(180deg);
}

.team-front, .team-back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    border-radius: 8px;
    padding: 24px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.team-front {
    background-color: transparent;
}

.team-back {
    background-color: #e7ecf3;
    transform: rotateY(180deg);
}

/* 双图片容器样式 */
.dual-image-container {
    display: flex;
    flex-direction: row;
    gap: 20px;
    height: 100%;
}

.dual-image-container img {
    width: 55%;
    height: 100%;
    border-radius: 8px;
}