/*技术创新*/
.js-items {
    display: flex;
    justify-content: space-between;
    align-items: stretch;
    position: relative;
    height: auto;
    gap: 40px;
}

.js-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    height: auto;
    flex: 1;
    padding: 0 10px;
}

/* 大标题样式 - 与图片完全一致 */
.js-title {
    font-size: 32px;
    color: #ffffff;
    text-align: center;
    letter-spacing: 3px; /* 更大字间距 */
    line-height: 1.2;
    align-items: center;
    width: 100%;
    position: relative;
    margin: 0;
    padding-bottom: 20px;
    background: linear-gradient(to right, #000000, #1e3c72, #000000);
}

.js-title-num::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 4px;
    background: linear-gradient(90deg, #ca171d, #ff6633);
    border-radius: 2px;
}

/* 数字"3"的红色突出样式 - 图片中是单独的居中大数字 */
.js-title span {
    color: #ca171d;
    font-size: 48px; /* 更大字号 */
    font-weight: bold;
    margin: 0 15px; /* 更大间距 */
    text-shadow: 0 4px 8px rgba(255, 51, 102, 0.4);
    position: relative;
}
/* js-img-item容器 - 三等分横向排列 */
.js-img-items-row {
    display: flex;
    justify-content: space-between;
    align-items: stretch;
    gap: 10px;
    width: 100%;
}

/* 每个js-img-item占三分之一 */
.js-img-item {
    flex: 1; /* 三等分 */
    display: flex;
    flex-direction: column;
    align-items: center;
    background: #fff;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    height: 200px;
}

.js-img-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
    border-color: #1e3c72;
}

/* 图片容器 */
.js-img {
    width: 100%;
    height: 200px;
    overflow: hidden;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.2);
}

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

.js-img-item:hover .js-img img {
    transform: scale(1.05);
}

/* 图片标题样式 */
.js-img-title {
    font-size: 16px;
    color: #1e3c72;
    text-align: center;
    margin: 0;
    line-height: 1.4;
    letter-spacing: 1px;
    width: 100%;
    padding: 0 10px;
    height: 25px;
    overflow: hidden;
}