/* variable */
:root {
    --base-color: #5758D6;
    --dark-gray: #262b35;
    --medium-gray:#868d98;
    --primary-font: 'Be Vietnam', sans-serif;
    --alt-font: 'Sora', sans-serif;
}
/* reset */
body {
    font-size: 17px;
    line-height: 32px;
}
/* header */
header .navbar-brand {
    padding: 10px 0;
}
header.sticky .navbar-brand {
    padding: 10px 0;
}
header .navbar-brand img {
    height: 80px;
    max-height: 80px;
}

.navbar .navbar-nav .nav-link {
    font-size: 16px;
    font-weight: 400;
}
.navbar .navbar-nav .nav-item .nav-link.active{
    color: var(--cornflower-blue);
    opacity: 1;
}
header.sticky.sticky-active [data-header-hover="light"] .navbar-nav .nav-link.active{
    color: var(--cornflower-blue);
    opacity: 1;
}
.sticky .header-transparent .header-button .btn {
    color: var(--dark-gray);
    border-color: var(--dark-gray);
}
.sticky .header-transparent .header-button .btn:hover {
    border-color: var(--dark-gray);
    color: var(--white);
    background:  var(--dark-gray);
}
header.sticky.sticky-active [data-header-hover="light"] .widget-text i {
    color: var(--white);
}
/* accordion style 02 */
.navbar .navbar-nav .dropdown.dropdown-with-icon .dropdown-menu li a i {
    font-size: 19px;
}

.page-title-big-typography{
    padding:150px 0;
}


/* bg color */
.bg-gradient-sherpa-blue-black {
    background-image: linear-gradient(to right top, #23248C, #22236D, #232348, #222226, #232323);
}
.bg-gradient-sherpa-black-blue {
    background-image: linear-gradient(to right top, #232323, #222226, #232348, #22236D, #23248C);
}
/* bg transparent color */
.bg-base-color-transparent {
    background-color: rgba(87, 88, 214,.8);
}
/*  tabs style 05  */
.tab-style-05 .nav-tabs > li.nav-item {
    letter-spacing: -.5px;
}
/* accordion */
.accordion .accordion-item .accordion-header .accordion-title i {
    top: 52%;
}
.h1, .h2, .h3, .h4, .h5, .h6, h1, h2, h3, h4, h5, h6 {margin-bottom: 25px}

/*  progress bar style 01  */
.progress-bar-style-01 .progress .progress-bar-title {
    bottom: 15px;
}
/* page title */
.page-title-extra-large h1 {
    font-size: 4.7rem;
    line-height: 4.7rem;
}
/* separator line */
.separator-line-9px {
    height: 9px;
}
/* tag */
.tag-cloud a {
    padding-top: 5px;
    padding-bottom: 9px;
}
/* blog comment */
.blog-comment li .btn-reply {
    padding-top: 5px;
    padding-bottom: 7px;
}
/* number pagination style 01 */
.pagination-style-01 .page-item .page-link {
    line-height: 42px;
}
.pagination-style-01 .page-item.active .page-link {
    background: var(--dark-gray);
    color: var(--white);
}
/* top right bottom left */
.bottom-minus-45px {
    bottom: -45px;
}
.right-minus-45px {
    right: -45px;
}
/* footer */
footer .footer-logo img {
    max-height: 80px;
}
footer ul li {
    margin-bottom: 0;
}

.footer-bg-blue{
    background-color: #3B3D7B !important;
}
.footer-dark a:hover {
    color: var(--white);
}
/* model popup */
.mfp-bg {
    background: #000000;
    opacity: 0.7;
}

/* bg color */
.bg-gradient-emerald-blue-emerald-green {
    background-image:linear-gradient(50deg,#09afea 0,#19e089 100%);
}
.bg-gradient-black-green {
    background-image: linear-gradient(to right top, #1f2021, #1b1d1c, #1b1d1c, #222523, #333c37);
}
/* text color */
.text-gradient-emerald-blue-emerald-green {
    background-image: linear-gradient(to right top, #09afea, #19e089);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
/* button gradient */
.btn-gradient-emerald-blue-emerald-green {
    background-image: linear-gradient(to right, #09afea, #19e089, #09afea);
    background-size: 200% auto;
    color: var(--white);
}

.bg-gradient-emerald-blue-emerald-blue {
    background-image:linear-gradient(50deg,#09afea 0,#5758d6 100%);
}
.bg-gradient-black-green {
    background-image: linear-gradient(to right top, #1f2021, #1b1d1c, #1b1d1c, #222523, #333c37);
}
/* text color */
.text-gradient-emerald-blue-emerald-blue {
    background-image: linear-gradient(to right top, #09afea, #5758d6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
/* button gradient */
.btn-gradient-emerald-blue-emerald-blue {
    background-image: linear-gradient(to right, #09afea, #5758d6, #09afea);
    background-size: 200% auto;
    color: var(--white);
}

/* btn */
.btn{
    font-weight: 500;
    text-transform: inherit;
}
.btn.btn-extra-large {
    font-size: 22px;
}
.btn.btn-large {
    font-size:17px;
}
.btn.btn-medium {
    font-size: 16px;
}
.btn.btn-small {
    font-size: 15px;
}
.btn.btn-very-small {
    font-size: 13px;
}
.btn.btn-large .btn-icon i {
    top: 1px;
}
.btn.btn-link {
    padding: 0 0 2px;
}
.btn.btn-link-gradient {
    padding: 0 0 3px;
}

/* btn */
[class*=btn-transparent], [class*=" btn-transparent"] {
    font-weight: 500;
}
.btn {
    text-transform: none;
    font-family: var(--primary-font);
}
.btn.btn-switch-text.btn-extra-large > span {
    padding: 19px 40px;
}
.btn-gradient-purple-pink {
    background-image: linear-gradient(to right, #0b58cb, #e94037, #0b58cb);
    background-size: 200% auto;
    color: var(--white);
}
/* bg gradient color */
.bg-gradient-dark-gray-transparent {
    background: -webkit-linear-gradient(right, rgba(24, 25, 28, .5), rgba(255, 255, 255, 0.0));
    background: linear-gradient(to right, rgba(24, 25, 28, .5), rgba(255, 255, 255, 0.0));
}
.bg-gradient-very-light-gray-transparent {
    background: -webkit-linear-gradient(right, rgba(240, 244, 253, 1.0), rgba(255, 255, 255, 0.0));
    background: linear-gradient(to right, rgba(240, 244, 253, 1.0), rgba(255, 255, 255, 0.0));
}
.bg-gradient-flamingo-red-transparent {
    background: -webkit-linear-gradient(right, rgba(243, 69, 59, 1.0), rgba(255, 255, 255, 0.0));
    background: linear-gradient(to right, rgba(243, 69, 59, 1.0) 10%, rgba(255, 255, 255, 0.0) 95%);
}
.bg-gradient-base-color-transparent {
    background: -webkit-linear-gradient(right, rgba(15, 89, 201, 1.0), rgba(255, 255, 255, 0.0));
    background: linear-gradient(to right, rgba(15, 89, 201, 1.0) 10%, rgba(255, 255, 255, 0.0) 95%);
}
.bg-gradient-light-gray-transparent {
    background: -webkit-linear-gradient(right, rgba(222, 230, 244, 1.0), rgba(255, 255, 255, 0.0));
    background: linear-gradient(to right, rgba(222, 230, 244, 1.0), rgba(255, 255, 255, 0.0));
}
.bg-midnight-blue {
    background-color: #1e2033;
}

.swal2-container{
    z-index: 10008;
}

/* media query responsive */
@media (max-width: 1499px) {
    .navbar .navbar-nav .nav-link {
        padding-left: 15px;
        padding-right: 15px;
    }
}
@media (max-width: 1399px) {
    .navbar .navbar-nav .nav-link {
        padding-left: 13px;
        padding-right: 13px;
    }
    .sticky-wrap.shadow-in {
        left: 35px;
    }
}
@media (max-width: 1300px) {
    .sticky-wrap.shadow-in {
        left: 10px;
    }
}
@media (max-width: 991px) {
    .header-transparent .header-button .btn {
        color: var(--dark-gray);
        border-color: var(--dark-gray);
    }
    .header-transparent .header-button .btn:hover {
        border-color: var(--dark-gray);
        color: var(--white);
        background:  var(--dark-gray);
    }
    .navbar .navbar-nav .dropdown.dropdown-with-icon-style02 .dropdown-menu {
        width: calc(100% + 30px) !important;
        margin-left: -15px;
        padding: 10px 45px;
        margin-bottom: 0;
        margin-right: -15px;
    }
    .navbar .navbar-nav .dropdown.dropdown-with-icon-style02 .dropdown-menu li:last-child a {
        padding-bottom: 17px;
    }
}
@media (max-width: 767px) {
    p {
        margin-bottom: 20px;
    }
    .page-title-extra-large h1 {
        font-size: 40px;
        line-height: 46px;
    }
}
@media (min-width: 1400px) {
    .container, .container-lg, .container-md, .container-sm, .container-xl, .container-xxl {
        max-width: 1400px;
    }
}



.product-section {
    padding: 60px 0;
}
/* 标题文字修正原图拼写错误 PROUDUCT→PRODUCT */
.section-title .en-title {
    font-size: 28px;
    font-weight: 600;
    color: #222;
    display: inline-block;
}
.section-title .cn-title {
    font-size: 26px;
    color: #444499;
    margin-left: 10px;
}
/* 顶部Tab导航 */
.product-tabs .nav-link {
    border: none;
    color: #666;
    font-size: 16px;
    padding: 10px 24px;
    position: relative;
}
.product-tabs .nav-link.active {
    color: #ff8822;
}
.product-tabs .nav-link.active::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 2px;
    background-color: #ff8822;
}
.product-tabs .nav-link:hover {
    color: #ff8822;
}
/* 产品轮播容器 */
.product-carousel-wrap {
    position: relative;
}
.carousel-control-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #fff;
    border: 1px solid #ddd;
    color: #666;
    display: flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 9;
}
.prev-btn {
    left: 0;
}
.next-btn {
    right: 0;
}
.carousel-product-list {
    display: flex;
    overflow-x: auto;
    scroll-behavior: smooth;
    gap: 24px;
    padding: 0 50px;
}
/* 隐藏滚动条 */
.carousel-product-list::-webkit-scrollbar {
    display: none;
}
.carousel-product-list .product-card {
    flex: 0 0 260px;
    text-align: center;
}
.product-card img {
    width: 100%;
    background-color: #f5f5f5;
    margin-bottom: 12px;
}
.product-card p {
    font-size: 15px;
    color: #555;
}
/* 左侧简介区域 */
.intro-sub-title {
    font-size: 16px;
    color: #777;
    letter-spacing: 1px;
}
.intro-main-title {
    font-size: 42px;
    font-weight: 600;
    margin: 16px 0 24px;
}
.intro-desc {
    font-size: 15px;
    line-height: 1.8;
    color: #555;
    max-width: 320px;
}
.more-link {
    display: inline-block;
    margin-top: 30px;
    color: #222;
    text-decoration: none;
    font-weight: 500;
}
.more-link:hover {
    color: #ff8822;
}




.tech-section {
    background: linear-gradient(135deg, #3a3a80, #2f2f70);
    color: #ffffff;
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}
/* 左侧点状装饰背景 */
.dot-bg {
    position: absolute;
    left: 40px;
    bottom: 0;
    width: 360px;
    height: 520px;
    background-image: radial-gradient(rgba(255,255,255,0.12) 1px, transparent 1px);
    background-size: 10px 10px;
    z-index: 1;
}
.tech-content {
    position: relative;
    z-index: 2;
}
.title-main {
    font-size: 32px;
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 20px;
}
.title-desc {
    font-size: 17px;
    opacity: 0.9;
    margin-bottom: 40px;
}
.device-img {
    width: 100%;
    max-width: 520px;
}
/* 右侧优势项样式 */
.advantage-item {
    display: flex;
    gap: 18px;
    margin-bottom: 32px;
}
.icon-box {
    width: 44px;
    height: 44px;
    border: 1px solid rgba(255,255,255,0.6);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.icon-box i {
    font-size: 22px;
    color: #fff;
}
.adv-text h4 {
    font-size: 18px;
    font-weight: 500;
    margin-bottom: 8px;
}
.adv-text p {
    font-size: 15px;
    opacity: 0.88;
    line-height: 1.7;
    margin: 0;
}
/* 移动端适配 */
@media (max-width: 991px) {
    .title-main {
        font-size: 26px;
    }
    .tech-section {
        padding: 50px 0;
    }
    .device-img {
        margin: 30px auto;
        display: block;
    }
}



.case-section {
    padding: 60px 0;
    background: #ffffff;
}

.case-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
}

.case-title .en {
    font-size: 28px;
    font-weight: 700;
    color: #222;
    display: inline-block;
}

.case-title .cn {
    font-size: 26px;
    color: #333;
    margin-left: 8px;
}

.more-link {
    color: #333;
    text-decoration: none;
    font-size: 16px;
}

.more-link:hover {
    color: #ff7800;
}

/* 图片容器固定尺寸 665*240 */
.case-image-wrap {
    width: 100%;
    height: 240px;
    overflow: hidden;
    position: relative;
}
/* 大屏限制图片最大宽度665px，保持原图比例 */
@media (min-width: 1200px) {
    .case-image-wrap {
        max-width: 665px;
    }
}

.case-image-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.35s ease;
    transform-origin: center center;
}
/* 鼠标悬浮图片中心放大 */
.case-image-wrap:hover img {
    transform: scale(1.08);
}

.case-info-row {
    display: flex;
    gap: 16px;
    margin-top: 20px;
}

.case-date {
    font-size: 15px;
    color: #888;
    line-height: 1.4;
    flex-shrink: 0;
    min-width: 60px;
    transition: color 0.3s ease;
    border-right: 1px solid #eee
}

.case-text-wrap {
    flex: 1;
}

.case-name {
    font-size: 17px;
    color: #222;
    font-weight: 500;
    margin: 0 0 12px;
    transition: color 0.3s ease;
}
.case-card:hover .case-name {
    color: #ff7800;
}

.case-desc {
    font-size: 14px;
    color: #777;
    line-height: 1.7;
    margin: 0;
    transition: color 0.3s ease;
}
.case-card:hover .case-desc {
    color: #ff7800;
}
.case-card:hover .case-date {
    color: #ff7800;
}

/* 第一张卡片底部橙色分割线，匹配截图 */
.case-card-first .case-info-row {
    padding-bottom: 20px;
}

/* 响应式适配 */
@media (max-width: 767px) {
    .case-title .en {
        font-size: 32px;
    }
    .case-title .cn {
        font-size: 24px;
    }
    .case-image-wrap {
        height: 200px;
    }
}




/* 外层容器，模拟上下黑色边框 */
.data-banner-wrap {
    background-color: #000000;
    padding: 40px 0;
}
.data-banner {
    display: flex;
    width: 100%;
    overflow: hidden;
}
/* 左侧紫色区域 50%宽度 */
.data-left {
    width: 50%;
    background-color: #404090;
    color: #fff;
    padding: 80px 60px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
/* 右侧图片区域 50%宽度 */
.data-right {
    width: 50%;
}
.data-right img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
/* 标题样式 */
.data-main-title {
    font-size: 32px;
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 24px;
}
/* 简介文字 */
.data-desc {
    font-size: 16px;
    opacity: 0.85;
    line-height: 1.8;
    max-width: 520px;
    margin-bottom: 50px;
}
/* 数据行 四列均分 */
.data-list {
    display: flex;
    gap: 48px;
    margin-bottom: 50px;
}
.data-item .num {
    font-size: 42px;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 10px;
}
.data-item .label {
    font-size: 15px;
    opacity: 0.9;
}
/* MORE链接 */
.more-link {
    color: #fff;
    text-decoration: none;
    font-size: 16px;
}
.more-link:hover {
    color: #ff8822;
}
/* 响应式：手机上下堆叠 */
@media (max-width: 991px) {
    .data-banner {
        flex-direction: column;
    }
    .data-left, .data-right {
        width: 100%;
    }
    .data-left {
        padding: 50px 30px;
    }
    .data-main-title {
        font-size: 28px;
    }
    .data-list {
        flex-wrap: wrap;
        gap: 32px;
    }
    .data-item {
        flex: 1 0 35%;
    }
    .data-item .num {
        font-size: 32px;
    }
}




.news-section {
    padding: 70px 0;
    background: #ffffff;
}
/* 头部标题栏 */
.news-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 45px;
}
.news-title .en {
    font-size: 28px;
    font-weight: 700;
    color: #222;
    display: inline-block;
}
.news-title .cn {
    font-size: 26px;
    color: #444499;
    margin-left: 10px;
}
.more-link {
    font-size: 18px;
    color: #222;
    text-decoration: none;
}
.more-link:hover {
    color: #ff7800;
}
/* 新闻卡片样式 */
.news-card {
    background: #fff;
    padding: 45px 35px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
    height: 100%;
}
.news-card h4 {
    font-size: 18px;
    color: #111;
    font-weight: 500;
    margin-bottom: 16px;
    line-height: 1.4;
}
.news-date {
    font-size: 18px;
    color: #999;
    margin-bottom: 24px;
}
.news-desc {
    font-size: 17px;
    color: #666;
    line-height: 1.8;
    margin: 0;
}
/* 响应式适配 */
@media (max-width: 991px) {
    .news-title .en {
        font-size: 40px;
    }
    .news-title .cn {
        font-size: 28px;
    }
    .news-card {
        padding: 35px 25px;
        margin-bottom: 30px;
    }
    .news-card h4 {
        font-size: 20px;
    }
}


.contact-section {
    padding-top: 60px;
    padding-bottom: 0px;
    border-top: 1px solid #ddd;
    background: #fff;
}
/* 三栏均分 */
.contact-col {
    display: flex;
    flex-direction: column;
    justify-content: center;
}
/* 左侧400热线 */
.hotline-title {
    font-size: 26px;
    color: #777;
    margin-bottom: 16px;
}
.hotline-num {
    font-size: 28px;
    font-weight: 700;
    color: #222;
    line-height: 1;
}
/* 中间/右侧文字标题 */
.contact-sub-title {
    font-size: 28px;
    color: #777;
    margin-bottom: 24px;
}
.contact-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 18px;
    color: #222;
    margin-bottom: 20px;
}
.contact-item i {
    font-size: 18px;
    color: #444499;
}
.mail-text {
    font-size: 18px;
    color: #222;
}
/* 响应式适配 */
@media (max-width: 991px) {
    .contact-section {
        padding: 40px 0;
    }
    .contact-col {
        margin-bottom: 40px;
        text-align: center;
    }
    .hotline-num {
        font-size: 48px;
    }
    .contact-sub-title {
        font-size: 22px;
    }
    .contact-item, .mail-text {
        font-size: 18px;
        justify-content: center;
    }
}


/* 所有样式限定在 .about-section 父容器下 */
.about-section {
    padding: 60px 0;
}
.about-section .title-main {
    color: #303370;
    font-weight: 600;
    font-size: 2rem !important;
}
.about-section .sub-title-en {
    color: #666;
    font-weight: 400;
    font-size: 1.2rem;
}
.about-section .company-name {
    font-size: 1.7rem;
    font-weight: 600;
    margin: 1.5rem 0;
}
.about-section .desc-text {
    color: #444;
    font-size: 0.95rem;
}
.about-section .data-num {
    font-size: 1.5rem;
    font-weight: bold;
    color: #303370;
}
.about-section .data-label {
    color: #555;
}
.about-section .dot-bg {
    background-image: radial-gradient(#cccccc 1px, transparent 1px);
    background-size: 12px 12px;
}