@charset "UTF-8";

.head-page .index_item>a span{
    color: #0099c6;
}
.head-page .index_item>a:after {
    transform: scale(1);
    opacity: 1;
}

/* 流光渐变动画：让背景位置移动，产生光泽流动感 */
@keyframes textShimmer {
    0% { background-position: 0% 50%; }
    100% { background-position: 200% 50%; }
}
/* 向上浮现动画：从下往上淡入 */
@keyframes fadeInUpCustom {
    from {
        opacity: 0;
        transform: translate3d(0, 30px, 0);
    }
    to {
        opacity: 1;
        transform: translate3d(0, 0, 0);
    }
}


/* 首页 */
:root {
    --theme-primary: #0099c6;
    --theme-dark: #111;
}
/* 全屏滚动容器高度设定 */
html, body, form {
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 0;
    overflow: hidden;
    color: rgba(0, 0, 0, 0.6);
    font-size: 14px;
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", "Hiragino Sans GB", "Helvetica Neue", Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
    font-variant: tabular-nums;
    font-weight: 400;
    line-height: 1.5;
    /* background-color: #fff; */
    -webkit-font-feature-settings: 'tnum';
    font-feature-settings: 'tnum';
}
.page-main.index { 
    width: 100%; 
    height: 100%; 
    position: relative;
}
.page-swiper { 
    width: 100%; 
    height: 100%;
}
/* 每一屏Slide */
.swiper-slide {
    width: 100%;
    height: 100%;
    overflow: hidden;
    position: relative;
    background: #000;
    box-sizing: border-box;
}
.maxwidth {
    width: 90%;
    max-width: 1400px;
    height: 100%;
    margin: 0 auto;
    position: relative;
}
/* 分页器 */
.swiper-pagination-bullet {
    width: 10px; 
    height: 10px; 
    background: #fff; 
    opacity: 0.4; 
    margin: 10px 0 !important;
}
.swiper-pagination-bullet-active { 
    opacity: 1; 
    background: var(--theme-primary);
}


/* 视频Banner */
.sec-video {
    position: relative;
}
.sec-video__bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}
.sec-video__bg video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
/* 视频播放时隐藏 */
/* .sec-video__ui {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
    transition: opacity 0.5s ease;
}
.sec-video.video-playing .sec-video__ui {
    opacity: 0;
    pointer-events: none;
} */
.sec-video__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    z-index: 1;
}
.sec-video__content {
    position: relative;
    z-index: 2;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    text-align: left;
}
.sec-video__logo {
    width: 220px;
    margin-bottom: 30px;
}
.sec-video__title {
    font-size: 48px;
    font-weight: bold;
    letter-spacing: 2px;
    color: #fff;
}
.sec-video__robot {
    position: absolute;
    right: 8%;
    top: 15%;
    width: 25%;
    max-width: 350px;
    z-index: 3;
    animation: floatY 6s ease-in-out infinite;
}


/* Z1轮式机器人 */
.sec-z1 {
    /* background: radial-gradient(circle at center, #2b3038 0%, #000 100%); */
    background: radial-gradient(
        circle at 50% 100%, /* 渐变圆心：底部中间 */
        #5a5f66 0%,         /* 底部中间最亮色 */
        #494d52 15%,        /* 亮区向外过渡 */
        #3a3d42 35%,        /* 中层暗化 */
        #2b2d30 60%,        /* 上层进一步暗化 */
        #1f2123 80%,        /* 顶部偏暗 */
        #141517 100%        /* 最外层/顶部最深色 */
    );
}
.sec-z1 .maxwidth {
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.sec-z1__flex {
    display: flex;
    justify-content: space-between;
    align-items: center;
    /* height: 100%; */
}
.sec-z1__info {
    width: 40%;
    color: #fff;
}
.sec-z1__info h2 {
    font-size: 32px;
    margin-bottom: 15px;
    color: #fff;
}
.sec-z1__info h3 {
    font-size: 20px;
    color: #ccc;
    margin-bottom: 50px;
}
.sec-z1__features li {
    display: flex;
    margin-bottom: 40px;
}
.sec-z1__features li:last-child {
    margin-bottom: 0;
}
.sec-z1__features li:hover {
    transform: translateY(-5px);
}
.fea-icon { 
    width: 40px; 
    height: 40px; 
    margin-right: 25px; 
    flex-shrink: 0; 
}
.fea-icon img { 
    width: 100%; 
    height: 100%; 
}
.fea-info h4 { 
    font-size: 18px;
    margin-bottom: 10px;
    color: #fff;
}
.fea-info .fea-content { 
    color: #a1adb1;
    line-height: 1.875;
}
.sec-z1__visual {
    width: 55%;
    height: 80%;
    position: relative;
    display: flex; 
    justify-content: center; 
    align-items: center;
}
.sec-z1__visual img {
    max-height: 90%; 
    width: auto; 
    max-width: 100%;
}
.sec-z1__visual img:hover {
    transform: scale(1.08);
}
.z1-spec {
    position: absolute;
}
.z1-spec .utit {
    color: #fff;
    display: block;
    margin-bottom: 10px;
    font-size: 20px;
}
.z1-spec .num {
    /* font-family: "Impact", sans-serif; */
    font-size: 48px;
    line-height: 1;
    /* background: linear-gradient(to right, #0099c6, #ffffff);
    -webkit-background-clip: text;
    color: transparent; */
    font-weight: 600;
}
.z1-spec .unit {
    font-size: 48px; 
}
.z1-spec.pos-l-t {
    top: 20%;
    left: 0;
    text-align: left;
}
.z1-spec.pos-l-b {
    bottom: 20%;
    left: 0;
    text-align: left;
}
.z1-spec.pos-r-t {
    top: 20%;
    right: 0;
    text-align: right;
}
.z1-spec.pos-r-b {
    bottom: 20%;
    right: 0;
    text-align: right;
}
.z1-spec.pos-l-t .num, .z1-spec.pos-l-b .num {
    /* background: linear-gradient(to right, #0099c6, #ffffff); */
    background: linear-gradient(90deg, #0099c6 0%, #ffffff 50%, #0099c6 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    color: transparent;
    animation: textShimmer 3s linear infinite;
}
.z1-spec.pos-r-t .num, .z1-spec.pos-r-b .num {
    /* background: linear-gradient(to right, #ffffff, #0099c6); */
    background: linear-gradient(90deg, #ffffff 0%, #0099c6 50%, #ffffff 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    color: transparent;
    animation: textShimmer 3s linear infinite;
}
.z1-spec:hover .num {
    transform: scale(1.1);
    transition: transform 0.3s ease-out;
    animation-duration: 1.5s; 
}
.z1-spec::after {
    content: "";
    display: block;
    width: 100%;
    height: 1px;
    margin-top: 10px;
}
.z1-spec.pos-l-t::after, .z1-spec.pos-l-b::after {
    background: linear-gradient(to right, rgba(255,255,255,0.1), #ffffff);
}
.z1-spec.pos-r-t::after, .z1-spec.pos-r-b::after {
    background: linear-gradient(to right, #ffffff, rgba(255,255,255,0.1));
}


/* 应用场景 */
.sec-application {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: 100%;
    background-color: #190b0a; 
    position: relative;
    overflow: hidden;
    padding: 0;
}
.sec-app-wrapper {
    position: relative;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transform: none;
}
.sec-app-header {
    position: relative;
    width: 100%;
    height: auto;
    margin-bottom: 50px;
    z-index: 20;
    display: flex;
    flex-direction: column; 
    align-items: center;
    justify-content: center;
    transform: none; 
    top: auto;
    left: auto;
}
.sec-app-header h2 {
    font-size: 32px;
    font-weight: bold;
    margin: 0 0 10px 0;
    display: inline-block;
    background-image: linear-gradient(to right, #0099c6, #ffffff);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}
.sec-app-header p {
    font-size: 16px;
    margin: 0;
    display: inline-block;
    background-image: linear-gradient(to right, #0099c6, #ffffff);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}
.sec-app-body {
    position: relative;
    width: 100%;
    display: flex;
    justify-content: center;
}
.sec-application-ul {
    display: flex;
    width: 100%;
    height: 600px;
    padding: 0;
    margin: 0;
    position: relative;
    z-index: 5;
}
.sec-app-footer {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    display: flex;
    justify-content: center;
    z-index: 20;
    transform: translateY(50%); 
    height: 300px;
    pointer-events: none;
}
.sec-app-footer img {
    height: 100%; 
    width: auto;
    display: block;
    filter: drop-shadow(0 -10px 20px rgba(0,0,0,0.5));
}
.eebu-li {
    position: relative;
    height: 100%;
    flex: 1;
    transition: flex 0.6s cubic-bezier(0.25, 1, 0.5, 1);
    cursor: pointer;
    overflow: hidden;
    border: 0 !important;
    outline: 0 !important;
    box-shadow: none !important;
    background-color: #190b0a;
}
.eebu-li.act {
    flex: 3;
}
.eebu-bg { 
    width: 100%; 
    height: 100%; 
    position: absolute; 
    top: 0;
    left: 0; 
    z-index: 1; 
    -webkit-mask-image: linear-gradient(to bottom, transparent 0%, black 15%, black 85%, transparent 100%);
    mask-image: linear-gradient(to bottom, transparent 0%, black 15%, black 85%, transparent 100%);
}
.eebu-bg img { 
    width: 100%; 
    height: 100%; 
    object-fit: cover; 
    object-position: center center;
    transition: transform 0.6s; 
}
.eebu-li.act .eebu-bg {
    -webkit-mask-image: linear-gradient(to bottom, transparent 0%, black 5%, black 95%, transparent 100%);
    mask-image: linear-gradient(to bottom, transparent 0%, black 5%, black 95%, transparent 100%);
    transition: -webkit-mask-image 0.6s, mask-image 0.6s;
}
.eebu-li.act .eebu-bg img {
    transform: scale(1.05);
}
.eebu-content {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10;
    background: rgba(0, 0, 0, 0.3);
    transition: background 0.4s;
    display: flex;
    justify-content: center;
    align-items: center;
}
.eebu-li.act .eebu-content {
    background: rgba(0, 0, 0, 0.1);
}
.eebu-inner {
    text-align: center;
    width: 100%;
}
.eebu-inner:hover {
    transform: translateY(-5px);
}
.eebu-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 20px auto;
    transition: transform 0.4s;
}
.eebu-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}
.eebu-title {
    color: #ffffff;
    font-size: 20px;
    /* white-space: nowrap; */
    opacity: 0.9;
    transition: color 0.4s, transform 0.4s;
    padding: 0 10%;
    box-sizing: border-box;
}
.eebu-li.act .eebu-title {
    color: #C3E8EC;
    opacity: 1;
    transform: scale(1.1);
}
.eebu-li.act .eebu-icon {
    transform: scale(1.1);
}


/* 新闻资讯 */
.sec-news { 
    background: #2d2d2d; 
}
.sec-news .maxwidth {
    display: flex; 
    flex-direction: column; 
    justify-content: center;
}
.sec-news__container {
    height: 100%;
    display: flex; 
    flex-direction: column; 
    justify-content: center;
}
.sec-news__header {
    display: flex; 
    justify-content: space-between; 
    align-items: center;
    margin-bottom: 50px; 
}
.sec-news__header h2 { 
    font-size: 32px; 
    color: #fff;
}
.sec-news__more {
    color: var(--theme-primary);
    border: 1px solid var(--theme-primary);
    padding: 5px 25px;
    border-radius: 20px;
    transition: 0.3s;
}
.sec-news__more:hover {
    background: var(--theme-primary);
    color: #fff;
}
.sec-news__content {
    display: flex;
    /* gap: 50px; */
    justify-content: space-between;
    /* align-items: center; */
    align-items: flex-start;
}
.news-main {
    width: 600px; /* 1. 强制宽度 */
    max-width: 100%; /* 防止屏幕缩小时溢出 */
    /* flex: 0 0 45%; */
    flex: 0 0 auto; /* 禁止被 Flex 压缩或拉伸 */
    background: #ffffff;
    border-radius: 5px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}
.news-main__img {
    /* width: 600px; */
    width: 100%;
    height: 320px;
    flex-shrink: 0;
    border-radius: 4px;
    overflow: hidden;
    background: #000;
    display: flex;
    align-items: center;
    justify-content: center;
}
.news-main__img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center; 
    transition: 0.5s;
}
.news-main__img:hover img {
    transform: scale(1.05);
}
.news-main:hover .news-main__img img {
    transform: scale(1.05);
}
.news-main__text {
    padding: 25px;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.news-main__date {
    color: #666666;
    margin-bottom: 10px;
}
.news-main__h3 {
    color: #333;
    font-size: 18px;
    margin-bottom: 10px;
    font-weight: 700;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 1;
}
.news-main__desc {
    color: #666;
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.news-list { 
    flex: 1; 
    display: flex; 
    flex-direction: column; 
    gap: 30px;
    margin-left: 50px; 
}
.news-item {
    display: block;
    padding-bottom: 25px;
    border-bottom: 1px solid #666666;
    transition: 0.3s;
}
.news-time {
    color: #666; 
    margin-bottom: 8px; 
    display: block;
}
.news-title {
    font-size: 18px; 
    color: #eee; 
    margin-bottom: 10px; 
    font-weight: bold;
    white-space: nowrap; 
    overflow: hidden; 
    text-overflow: ellipsis;
    transition: 0.3s;
}
.news-item:hover .news-title { 
    color: var(--theme-primary);
}
.news-desc {
    color: #999999; 
    line-height: 1.6;
    display: -webkit-box; 
    -webkit-line-clamp: 2; 
    -webkit-box-orient: vertical; 
    overflow: hidden;
}


/* Footer */
.sec-footer {
    display: flex;
    align-items: center;
    /* align-items: flex-end; */
    justify-content: center;
    height: 100%;
}
.sec-footer footer { 
    width: 100%; 
}


/* 移动端适配 */
@media (max-width: 1440px) {
    .sec-application-ul {
        height: 560px;
    }
}
@media (max-width: 1366px) {
    .sec-application-ul {
        height: 520px;
    }
    .news-main {
        width: 540px;
    }
    .news-main__img {
        height: 288px;
    }
}
@media (max-width: 1280px) {
    .sec-z1__info h3 {
        margin-bottom: 30px;
    }
    .sec-z1__features li {
        margin-bottom: 30px;
    }
    .z1-spec .num {
        font-size: 40px;
    }
    .z1-spec .unit {
        font-size: 40px;
    }
    .sec-application-ul {
        height: 480px;
    }
    .news-main {
        width: 480px;
    }
    .news-main__img {
        height: 256px;
    }
}
@media (max-width: 1024px) {
    html, body {
        overflow-y: auto !important;
        height: auto !important;
        position: static !important;
    }
    .page-main.index, .page-swiper, .swiper-wrapper {
        height: auto !important;
        overflow: visible !important;
        display: block !important;
    }
    .swiper-slide {
        height: auto !important;
        min-height: auto !important;
        overflow: visible !important;
        display: block !important;
        position: relative !important;
        opacity: 1 !important;
        transform: none !important;
        z-index: 1 !important;
    }
    .maxwidth {
        height: auto !important;
        padding: 0 20px;
        box-sizing: border-box;
        width: 100%;
    }

    /* Banner */
    .index-banner, .sec-video {
        height: 50vh !important;
        min-height: 300px;
    }
    .sec-video__bg video {
        object-fit: cover;
    }
    
    /* Z1轮式机器人 */
    .sec-z1 {
        padding: 40px 0;
        background: radial-gradient(circle at 50% 50%, #5a5f66 0%, #141517 100%);
    }
    .sec-z1 .maxwidth {
        display: block;
    }
    .sec-z1__flex {
        display: flex;
        flex-direction: column;
        gap: 40px;
    }
    .sec-z1__info {
        width: 100%;
        text-align: center;
    }
    .sec-z1__info h2 {
        font-size: 24px;
    }
    .sec-z1__info h3 {
        font-size: 16px;
        color: #999;
        margin-bottom: 20px;
    }
    .sec-z1__features {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 20px;
        padding: 0;
    }
    .sec-z1__features li {
        width: 45%;
        flex-direction: column;
        align-items: center;
        text-align: center;
        margin-bottom: 20px;
    }
    .fea-icon { 
        margin-right: 0; 
        margin-bottom: 10px;
    }
    .sec-z1__visual {
        width: 100%;
        height: auto;
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
    }
    .sec-z1__visual img {
        width: 80%;
        max-width: 240px;
        margin: 0 auto 40px auto;
        display: block;
        width: 100%;
    }
    .z1-spec {
        position: relative !important;
        inset: auto !important;
        width: 48% !important;
        text-align: center !important;
        margin-bottom: 20px;
    }
    .z1-spec::after {
        background: linear-gradient(to right, rgba(255,255,255,0), #fff, rgba(255,255,255,0)) !important;
    }
    .z1-spec .utit {
        font-size: 18px;
    }
    .z1-spec .num {
        font-size: 36px;
    }
    .z1-spec .unit {
        font-size: 16px;
        color: #ccc;
    }
    .z1-spec.pos-l-t .num, .z1-spec.pos-r-t .num, .z1-spec.pos-l-b .num, .z1-spec.pos-r-b .num {
        animation: textShimmer 3s linear infinite !important;
    }

    /* 应用场景 */
    .sec-application {
        background-color: #000;
        height: auto;
        padding: 40px 0;
    }
    .sec-app-wrapper {
        display: block;
    }
    .sec-app-header {
        margin-bottom: 30px;
        padding: 0 20px;
        height: auto;
        align-items: center;
        text-align: center;
    }
    .sec-app-header h2 {
        font-size: 24px;
    }
    .sec-app-header p {
        white-space: normal;
        line-height: 1.6;
    }
    .sec-app-body {
        display: block;
    }
    .sec-app-footer {
        display: none;
    }
    .sec-application-ul {
        display: block;
        height: auto;
    }
    .eebu-li {
        height: 400px;
        margin-bottom: 10px;
        border: none !important;
    }
    .eebu-bg {
        width: 100%;
        height: 100%;
        top: 0;
        left: 0;
        -webkit-mask-image: none !important;
        mask-image: none !important;
    }
    .eebu-icon {
        width: 40px;
        height: 40px;
        margin: 0 auto 10px auto;
    }
    .eebu-title {
        font-size: 18px;
    }
    .eebu-li:active .eebu-bg img, .eebu-li:hover .eebu-bg img {
        transform: scale(1.05);
    }
    .eebu-li:active .eebu-icon, .eebu-li:hover .eebu-icon {
        transform: translateY(-5px) scale(1.1);
    }
    .eebu-li:active .eebu-title, .eebu-li:hover .eebu-title {
        color: #C3E8EC;
        transform: scale(1.05); 
    }
    .eebu-bg img, .eebu-icon, .eebu-title {
        transition: all 0.4s ease-out;
    }

    /* 新闻资讯 */
    .sec-news {
        height: auto;
        padding: 40px 0;
    }
    .sec-news__header {
        margin-bottom: 30px;
    }
    .sec-news__header h2 { 
        font-size: 24px; 
    }
    .sec-news__content {
        flex-direction: column;
        margin-left: 0; /* 清除 PC 端设置的 margin */
    }
    .news-main {
        width: 100%; /* 移动端占满 */
        margin-left: 0;
        margin-bottom: 30px;
    }
    .news-main__h3 {
        overflow: hidden;
        text-overflow: ellipsis;
        display: -webkit-box;
        -webkit-box-orient: vertical;
        -webkit-line-clamp: 2;
    }
    .news-list {
        width: 100%;
        margin-left: 0;
    }
    .news-main__img {
        width: 100%;
        height: auto;
        aspect-ratio: 16/9; /* 保持宽高比 */
    }

    /* Footer */
    .sec-footer {
        height: auto;
        padding-top: 0;
        display: block; 
    }

    .swiper-pagination { 
        display: none;
    }

    .anim-el, .d-1, .d-2, .d-3, .ani {
        visibility: visible !important; /* 强制可见 */
        opacity: 1 !important;          /* 强制不透明 */
        transform: none !important;     /* 移除进入前的位移 */
        animation: none !important;     /* 禁止动画执行 */
        transition: none !important;
    }
}
/* 针对更小的手机调整 */
@media (max-width: 480px) {
    .sec-z1__features li { 
        width: 100%; 
    }
    .sec-video__title { 
        font-size: 24px;
    }
}