:root {
    --navbar-height: 80px;
}

body {
    background-color: var(--bg-color);
    color: var(--text-main);
    font-family: 'Inter', 'Noto Sans SC', sans-serif;
    overflow-x: hidden;
    padding-top: var(--navbar-height);
}

/* 页面标题样式 */
.case-header {
    height: 330px;
    min-height: 330px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: url('../images/alshou.png') center/cover no-repeat;
    position: relative;
    overflow: hidden;
}

.case-header .header-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(14, 14, 18, 0.7);
    z-index: 1;
}

/* Footer */
footer {
    background: #000;
    padding: 60px 0;
    border-top: 1px solid var(--border-light);
    text-align: center;
    color: #666;
    font-size: 12px;
}

/* 新增的底部边栏样式 */
.bottomSidebar {
    background: #000;
    color: #94a3b8;
    padding: 50px;
    margin-top: 50px;
}

.bottomSidebar .bottomSidebar-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid #FFF;
    width: 1220px;
    padding: 30px 0;
    margin: 0 auto 30px auto;
}

.bottomSidebar .bottomSidebar-top .top-item {
    display: flex;
    justify-content: center;
    align-items: center;
}

.bottomSidebar .bottomSidebar-top .top-item img {
    width: 40px;
}

.bottomSidebar .bottomSidebar-top .top-item {
    color: #94a3b8;
    transition: color 0.3s ease;
}

.bottomSidebar .bottomSidebar-top .top-item:hover {
    color: #ffffff;
}

.bottomSidebar .bottomSidebar-flex {
    width: 1220px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
}

.bottomSidebar .bottomSidebar-flex .logo .logo-img {
    width: 200px;
}

.bottomSidebar .bottomSidebar-flex .logo .logo-box {
    display: flex;
}

.bottomSidebar .bottomSidebar-flex .logo .logo-box img {
    margin-right: 10px;
    margin-top: 10px;
}

.bottomSidebar .bottomSidebar-flex .util-list {
    color: #94a3b8;
    line-height: 40px;
    margin-left: 40px;
}

.bottomSidebar .bottomSidebar-flex .util-list h1 {
  margin-bottom: 12px;
    line-height: 16px;
    font-size: 18px;
    font-weight: 700;
    white-space: nowrap;
}

.bottomSidebar .bottomSidebar-flex .util-list .item {
  line-height: 32px;
    color: #94a3b8;

    cursor: pointer;
}

.bottomSidebar .bottomSidebar-flex .util-list .item:hover {
    color: #FFF;
}

.bottomSidebar .bottomSidebar-flex .info {
    margin-left: 40px;
    line-height: 40px;
}

.bottomSidebar .bottomSidebar-flex .info h1 {
  margin-bottom: 12px;
    line-height: 16px;
    font-size: 16px;
    font-weight: 700;
    white-space: nowrap;
}

.bottomSidebar .bottomSidebar-flex .info p {
    display: flex;
    align-items: center;
}

.bottomSidebar .bottomSidebar-flex .info p img {
    width: 30px;
    margin-right: 5px;
}

.bottomSidebar .bottomSidebar-flex .info .qrcode {
    display: flex;
    text-align: center;
    margin-top: 9px;
}

.bottomSidebar .bottomSidebar-flex .info .qrcode .qrcode-item {
    text-align: center;
    margin-right: 40px;
}

.bottomSidebar .bottomSidebar-flex .info .qrcode .qrcode-item img {
    width: 90px;
    height: 90px;
}

.bottomSidebar .bottomSidebar-flex .info .qrcode .qrcode-item div {
    margin-top: -12px;
}

.bottomSidebar .copyright {
    text-align: center;
    font-size: 13px;
    margin-top: 20px;
}

/* Responsive styles */
@media screen and (max-width: 767px) {
    .bottomSidebar {
        padding: 30px 20px;
    }

    .bottomSidebar .bottomSidebar-top {
        width: 100%;
        flex-direction: column;
        gap: 20px;
        padding: 20px 0;
    }

    .bottomSidebar .bottomSidebar-flex {
        width: 100%;
        flex-direction: column;
        gap: 30px;
    }

    .bottomSidebar .bottomSidebar-flex .logo,
    .bottomSidebar .bottomSidebar-flex .util-list,
    .bottomSidebar .bottomSidebar-flex .info {
        width: 100%;
    }

    .bottomSidebar .bottomSidebar-flex .util-list {
        margin-left: 0;
    }

    .bottomSidebar .bottomSidebar-flex .info {
        margin-left: 0;
    }

    .bottomSidebar .bottomSidebar-flex .info .qrcode {
        justify-content: center;
        flex-wrap: wrap;
    }

    .bottomSidebar .bottomSidebar-flex .info .qrcode .qrcode-item {
        margin-right: 20px;
        margin-left: 20px;
    }

    .bottomSidebar .bottomSidebar-flex .info .qrcode .qrcode-item img {
        width: 90px;
    }
}

@keyframes pulse {

    0%,
    100% {
        opacity: 0.3;
        transform: scale(1);
    }

    50% {
        opacity: 0.6;
        transform: scale(1.1);
    }
}

@media (max-width: 1024px) {

    .intro-content,
    .social-layout {
        grid-template-columns: 1fr;
    }

    .data-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .culture-grid {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
    }

    .item-1,
    .item-4 {
        grid-column: span 1;
        height: 300px;
    }

    .phone-stage {
        order: -1;
        margin-bottom: 40px;
    }
}



/* 下拉菜单样式 */
.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-content {
    display: none;
    position: absolute;
    background-color: #0b0e14;
    min-width: 160px;
    box-shadow: 0px 8px 16px 0px rgba(0, 0, 0, 0.2);
    z-index: 1001;
    border-radius: 4px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
}

.dropdown-content a {
    color: #9ca3af;
    padding: 12px 16px;
    text-decoration: none;
    display: block;
    text-align: left;
    font-size: 14px;
    transition: all 0.3s ease;
}

.dropdown-content a:hover {
    background-color: rgba(255, 255, 255, 0.05);
    color: white;
}

.dropdown:hover .dropdown-content {
    display: block;
}