/* ===== 轮播横幅 ===== */
.banner {
    background: #333;
    height: 800px;
    position: relative;
    overflow: hidden;
}

.banner-swiper {
    width: 100%;
    height: 100%;
}

.banner-item {
    position: relative;
    display: flex;
    align-items: center;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    overflow: hidden;
}

/* 背景缩放动画 */
.banner-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: inherit;
    background-size: cover;
    background-position: center;
    transform: scale(1);
    animation: imageZoom 15s infinite ease-in-out;
    z-index: 1;
    -webkit-animation: imageZoom 15s infinite ease-in-out;
    -webkit-transform: scale(1);
}

/* 渐变遮罩 */
.banner-item::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: -webkit-linear-gradient(90deg, rgba(0, 0, 0, 0.06) 0%, rgba(0, 0, 0, 0.15) 50%, rgba(0, 0, 0, 0.1) 100%);
    background: -o-linear-gradient(90deg, rgba(0, 0, 0, 0.06) 0%, rgba(0, 0, 0, 0.15) 50%, rgba(0, 0, 0, 0.1) 100%);
    background: linear-gradient(90deg, rgba(0, 0, 0, 0.06) 0%, rgba(0, 0, 0, 0.15) 50%, rgba(0, 0, 0, 0.1) 100%);
    z-index: 2;
}

.banner-item .container {
    position: relative;
    z-index: 3;
    width: 100%;
}

.banner-info {
    text-align: center;
    line-height: 1.5;
    text-shadow: 3px 6px 15px rgba(0, 0, 0, 0.1);
    animation: float 3s ease-in-out infinite;
    -webkit-animation: float 3s ease-in-out infinite;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1), 0 0 30px rgba(255, 215, 0, 0.1);
}

.banner-info h1 {
    font-size:64px;
    margin: 30px 0;
    font-weight: bold;
    color: #fff8e7;  
    animation: simpleGoldFlow 5s linear infinite; 
}

@keyframes simpleGoldFlow {
    0% {
        background-position: 0% 0%;
    }

    100% {
        background-position: 200% 0%;
    }
}

@-webkit-keyframes simpleGoldFlow {
    0% {
        background-position: 0% 0%;
    }

    100% {
        background-position: 200% 0%;
    }
}

.banner-info h2 {
    color: #fff;
    font-size: 54px;
}

.banner-info p {
    font-size: 20px;
    font-family: serif;  
    text-transform: uppercase;
     color: #fff;
    animation: gradientFlow 8s ease infinite;
    -webkit-animation: gradientFlow 8s ease infinite;
}

/* 导航按钮 */
.banner-next,
.banner-prev {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    -webkit-transition: all 0.3s ease;
    z-index: 3;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.banner-next:after,
.banner-prev:after {
    display: none;
}

.banner-next i,
.banner-prev i {
    color: #fff;
    font-size: 15px;
}

.banner-next:hover,
.banner-prev:hover {
    background: #1261cd;
    transform: scale(1.1);
    -webkit-transform: scale(1.1);
}

.banner-next {
    right: 20px !important;
}

.banner-prev {
    left: 20px !important;
}

/* ===== 通用区块头部 ===== */
.index-section-header {
    margin-bottom: 30px; 
    position: relative;
    border-bottom:1px solid #e6e6e6;
    padding-bottom: 30px;

}
 
.index-section-header h3{ 
    position: relative;
}
.index-section-header h3 span{
    font-size: 36px;  
}

 

.index-section-header a {
    position: absolute;
    bottom: 30px;
    right: 0;
}

/* ===== 主营业务 ===== */
.index-business-section { 
    overflow: hidden;
    background: #f6f6f6;
}

.index-business-card {
    overflow: hidden;
    border-radius: 12px;
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.03);
    background-color: #fff; 
    transition: all 0.3s ease;
    -webkit-transition: all 0.3s ease;
}

 
 
.index-business-img-container {
    position: relative;
    width: 100%;
    overflow: hidden;
}

.index-business-img-wrapper {
    position: relative;
    width: 100%;
    padding-bottom: 75%;
    background: #f6f6f6;
    overflow: hidden; 
}

.index-business-img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    -o-object-fit: cover;
    transition: transform 0.6s ease;
    -webkit-transition: -webkit-transform 0.6s ease;
}

.index-business-card:hover .index-business-img {
    transform: scale(1.1);
    -webkit-transform: scale(1.1);
}

.index-business-info {
    padding: 30px 0;
    text-align: center;
    overflow: hidden;
    position: absolute;
    display: flex;
    align-items: center;
    justify-content: center;
    left: 0;
    top: 0;
    color: #fff;
    background: #1260cd58;
    width: 100%;
    border-radius: 12px;
    height: 100%;

}

.index-business-name {
    font-size: 18px; 
}

.index-business-desc {
    line-height: 1.6;
    color: #999;
    margin: 0 0 30px;
}

 

/* ===== 品牌视频 ===== */
.index-brand-section {
    padding:90px 0;  
    background: #f6f6f6;
    overflow: hidden;
}

.index-brand-content {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
}

.index-brand-video {
    position: relative;
    height: 450px;
    width: 50%;
    padding-left: 30px;
}

.index-brand-video-card {
    position: relative;
    height: 100%;
    width: 100%;
    border-radius: 12px;
    overflow: hidden;
    cursor: pointer;
    box-shadow: 3px 6px 12px rgba(0, 0, 0, 0.03);
}

.video-cover {
    width: 100%;
    height: 100%;
    object-fit: cover;
    -o-object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
    -webkit-transition: -webkit-transform 0.5s ease;
}

.index-brand-video-card:hover .video-cover {
    transform: scale(1.05);
    -webkit-transform: scale(1.05);
}

.video-play-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    -webkit-transform: translate(-50%, -50%);
    width: 64px;
    height: 64px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
    transition: transform 0.5s ease;
    -webkit-transition: -webkit-transform 0.5s ease;
}

.index-brand-video-card:hover .video-play-btn {
    transform: translate(-50%, -50%) rotate(360deg);
    -webkit-transform: translate(-50%, -50%) rotate(360deg);
}

.video-play-btn i {
    color: #1261cd;
    font-size: 24px;
    margin-left: 5px;
}

.index-brand-info {
    width: 50%;
    padding-right: 30px;
}

.index-brand-txt {
    line-height: 1.8;
    font-size: 16px;
    margin-bottom: 60px;
}

/* 视频弹窗 */
.video-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    z-index: 9999;
    justify-content: center;
    align-items: center;
}

.modal-content {
    position: relative;
    width: 90%;
    max-width: 1000px;
    margin: auto;
}

.modal-content video {
    width: 100%;
    height: auto;
    border-radius: 6px;
    display: block;
}

.close-modal {
    position: absolute;
    top: -40px;
    right: 0;
    color: #fff;
    font-size: 40px;
    cursor: pointer;
}

/* ===== 新闻动态 ===== */
.index-news-section {
    padding: 60px 0;
    overflow: hidden;
    background: #f6f6f6;

}

.index-news-content {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
}

.index-headlines-news {
    width: 40%;
    padding-right: 30px;
}

.index-headlines-news-card {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    overflow: hidden;
    height: 100%;
    background: #e6e6e6;
    border-radius: 12px;
    padding: 30px;
    position: relative;
}
.index-headlines-news-icon {
    position: absolute;
    right: 15px;
    top: 15px;
    background: red;
    padding: 5px 10px;
    border-radius: 15px;
    color: #fff;
}
.index-headlines-news-info {  
    display: flex;
    flex-direction: column;
    height: 100%;
}

.index-headlines-news-info .btn {
    margin-top: auto;
    align-self: flex-start;
}

.index-headlines-news-date {
    font-size: 14px;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
}

.index-headlines-news-date i {
    margin-right: 5px;
}

.index-headlines-news-title {
    font-size: 24px;
    margin: 30px 0;
}

.index-headlines-news-desc {
    color: #666;
    line-height: 1.6;
    margin-bottom: 60px;
}
 

.index-popular-news {
    width: 60%;
    overflow: hidden;
    border-radius: 8px;
    background: #fff;
    padding: 20px 30px;
}

.index-popular-news-card {
    border-bottom: 1px solid #e6e6e6;
}

.index-popular-news-card:last-child {
    border-bottom: none;
}

.index-popular-news a {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
    text-decoration: none;
    transition: all 0.3s ease;
    -webkit-transition: all 0.3s ease;
    position: relative;
    text-indent: 1em;
}

.index-popular-news a::before {
    position: absolute;
    content: '';
    background: #666;
    height: 5px;
    width: 5px;
    border-radius: 100%;
    left: 0;
    top: 50%;
    margin-top: -2.5px;
}

.index-popular-news a:hover {
    padding-left: 10px;
}

.index-popular-news-title {
    font-size: 14px;
    font-weight: 400;
    margin: 0;
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 100%;
    transition: all ease .5s;
}

.index-popular-news-date {
    color: #999;
    white-space: nowrap;
    margin-left: 20px;
}
 
/* ===== 动画定义 ===== */
@keyframes imageZoom {

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

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

@-webkit-keyframes imageZoom {

    0%,
    100% {
        -webkit-transform: scale(1);
    }

    50% {
        -webkit-transform: scale(1.1);
    }
}

@keyframes float {
    0% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-8px);
    }

    100% {
        transform: translateY(0);
    }
}

@-webkit-keyframes float {
    0% {
        -webkit-transform: translateY(0);
    }

    50% {
        -webkit-transform: translateY(-8px);
    }

    100% {
        -webkit-transform: translateY(0);
    }
}

@keyframes gradientFlow {
    0% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }

    100% {
        background-position: 0% 50%;
    }
}

@-webkit-keyframes gradientFlow {
    0% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }

    100% {
        background-position: 0% 50%;
    }
}

/* ===== 响应式 - 平板及以下 ===== */
@media (max-width: 992px) {

    /* 轮播区域响应式 */
    .banner {
        height: 50vh;
    }

    .banner-info {
        text-align: center;
    }

    .banner-info h1 {
        font-size: 24px;
        margin: 10px 0;
    }

 

    .banner-info p {
        font-size: 14px;
        margin-bottom: 15px;
    }

    .banner-next,
    .banner-prev {
        display: none;
    }

    /* 区块头部响应式 */
    .index-section-header {
        margin-bottom: 15px; 
        padding-bottom: 15px;
    }
 

    .index-section-header h3 span{
        font-size: 20px; 
    }
 

    .index-section-header a { 
        font-size: 12px;
        bottom: 10px;
    }

    /* 区域响应式 */
    .index-business-section .swiper-wrapper {
        padding: 15px 0 0;
    }
 
    .index-business-prev,
    .index-business-next {
        display: none;
    }

 
    /* 新闻区域响应式 */
    .index-news-section {
        padding: 30px 0;
    }

    .index-news-content {
        display: block;
        padding-top: 10px;
    }

    .index-headlines-news {
        width: 100%;
        padding: 0;
        margin-bottom: 15px;
    }

    .index-headlines-news-card {
        display: block;
        height: auto;
        padding: 20px;
    }

    .index-headlines-news-info {
        width: 100%;
        padding: 0;
        margin-bottom: 15px;
    }

    .index-headlines-news-title {
        margin: 0 0 15px;
        font-size: 18px;
    }

    .index-headlines-news-info .btn {
        display: none;
    }

    .index-headlines-news-desc {
        margin: 0;
        font-size: 14px;
    }

    .index-headlines-news-img {
        width: 100%;
        height: 200px;
    }

    .index-popular-news {
        width: 100%;
        padding:10px 15px;
    }
 
    .index-brand-section {
        padding: 30px 0;
    }

    .index-brand-content {
        display: block;
    }

    .index-brand-info {
        width: 100%;
        padding: 0;
        margin-bottom: 20px;
    }

    .index-brand-txt {
        margin-bottom: 15px;
        font-size: 14px;
    }

    .index-brand-video {
        width: 100%;
        padding: 0;
        height: 200px;
        margin-top: 15px;
    }

 
 
}