.banner{
    width: 100%;
    height: 400px;
    background-image: url("../img/wmsbanner.jpg");
    background-size: cover;
    text-align: center;
    color: #fff;
    overflow: hidden;
}
.banner h2{
    margin-top: 160px;
    font-size: 32px;
    margin-bottom: 40px;
}
.banner p{
    margin-top: 10px;
    font-size: 20px;
}
.title{
    text-align: center;
    font-size: 30px;
    font-weight: 400;
}
.part1{
    overflow: hidden;
    width: 100%;
    padding-top: 20px;
    background-color: #f2f2f2;
    padding-bottom: 40px;
}
.p1img{
    width:60%;
    height: auto;
    margin: 0 auto;
    display: flex;
    margin-top: 20px;
    align-items: center;
}
.part2 {
    overflow: hidden;
    width: 100%;
    padding: 20px;

    margin-top: 20px;
}
.p3{
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.p3 h4{
    display: block;
    width: 350px;
    font-size: 18px;
}
.p3-img{
    width: 1000px;
}
.p3-img img{
    width: 1000px;
}
.part3 {
    overflow: hidden;
    padding: 20px;
    margin-top: 20px;
}
.part4 {
    overflow: hidden;
    width: 100%;
    padding: 20px;
    margin-top: 20px;
}
.p4img{
    width: 1200px;
    margin: 20px auto;
}
.part4 img{
    width: 100%;
    height: auto;
}
.management-container {
    width: 100%;
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 35px rgba(0, 0, 0, 0.15);
}

/* 第一级标签样式 */
.primary-tabs {
    display: flex;
    padding: 0;
}

.primary-tab {
    padding: 18px 30px;
    font-size: 18px;
    font-weight: 600;
    color: #666;
    background: transparent;
    border: none;
    cursor: pointer;
    position: relative;
    transition: all 0.3s ease;
    min-width: 150px;
    text-align: center;
    flex: 1;
}

.primary-tab.active {
    color: #2196f3;
    background: rgba(255, 255, 255, 0.2);
}

.primary-tab.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: #ffd54f;
}

.primary-tab i {
    margin-right: 10px;
    font-size: 20px;
}

.primary-tab:hover:not(.active) {
    color: #1565c0;
    background: rgba(255, 255, 255, 0.1);
}

/* 第二级标签样式 (只在WMS下显示) */
.secondary-tabs {
    display: flex;
    background: #f5f9ff;
    border-bottom: 1px solid #e0e0e0;
    padding: 0 15px;
    overflow-x: auto;
}

.secondary-tab {
    padding: 15px 20px;
    font-size: 15px;
    color: #546e7a;
    background: transparent;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
    flex: 1;
}

.secondary-tab i {
    margin-right: 8px;
    width: 20px;
    color: #2196f3;
}

.secondary-tab.active {
    color: #1565c0;
    background: white;
    border-bottom: 3px solid #2196f3;
}

.secondary-tab:hover:not(.active) {
    background: #e3f2fd;
}

/* 内容区域样式 */
.content-area {
    padding: 40px 40px 10px;
}

.tab-content {
    display: none;
    animation: fadeIn 0.5s ease;
}

.tab-content.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(15px); }
    to { opacity: 1; transform: translateY(0); }
}

.placeholder-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 350px;
    border: 2px dashed #bbdefb;
    border-radius: 10px;
    background-color: #f8fbff;
    padding: 20px;
    text-align: center;
}

.placeholder-icon {
    font-size: 80px;
    color: #bbdefb;
    margin-bottom: 20px;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); opacity: 0.6; }
    50% { transform: scale(1.05); opacity: 1; }
    100% { transform: scale(1); opacity: 0.6; }
}

.placeholder-text {
    font-size: 20px;
    color: #90a4ae;
    max-width: 500px;
    line-height: 1.6;
}

.placeholder-text h2 {
    margin-bottom: 15px;
    color: #1565c0;
}

.content-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 1px solid #e3f2fd;
}

.content-title {
    font-size: 24px;
    color: #0d47a1;
    display: flex;
    align-items: center;
}

.content-title i {
    margin-right: 12px;
    color: #2196f3;
}

.status-indicator {
    padding: 8px 15px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    background: #e3f2fd;
    color: #1565c0;
}

.status-indicator i {
    margin-right: 8px;
    color: #4caf50;
}
.wms_area{
    width: 1400px;
    padding: 80px;
}
.wms_area img{
    width: 1100px;
    height: auto;
    margin: 20px auto;
}