/* ===================================
   索引页面 - BEM 命名规范
   =================================== */

/* 主容器 */
.index {
    width: 100vw;
    height: 100vh;
    overflow: hidden;
    position: relative;
}

.index__container {
    width: 100vw;
    overflow: hidden;
    position: absolute;
    top: 0;
    transition: all 0.5s ease;
}

/* 侧边导航 */
.screen-nav {
    width: 80px;
    height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
    z-index: 99;
    display: flex;
    justify-content: center;
    align-items: center;
}

.screen-nav__container {
    width: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.screen-nav__item {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    margin: 5px 0;
}

.screen-nav__item span {
    display: block;
}

.screen-nav__dot {
    width: 10px;
    height: 10px;
    background: #CCCCCC;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.screen-nav__item:hover .screen-nav__dot,
.screen-nav__item.active .screen-nav__dot {
    width: 25px;
    height: 25px;
    background: #48877A;
}

.screen-nav__label {
    font-size: 16px;
    color: #48877A;
    opacity: 0;
}

.screen-nav__item:hover .screen-nav__label {
    opacity: 1;
}

.screen-nav__line {
    width: 2px;
    height: 0px;
    background: #CCCCCC;
    transition: all 0.3s ease;
    position: relative;
    left: -20px;
}

.screen-nav__line.active {
    height: 30px;
}

.screen-nav__line--hidden {
    display: none;
}

/* 通用屏幕样式 */
.index__screen {
    width: 100vw;
    height: calc(100vh - 100px);
    position: relative;
    padding-top: 100px;
}

/* 英雄区域（首屏） */
.index__screen--hero {
    width: 100vw;
    height: 100vh;
    position: relative;
    padding: 0;
}

.index__hero-video {
    width: 100vw;
    height: 100vh;
    object-fit: cover;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
}

.index__hero-overlay {
    width: 100vw;
    height: 100vh;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 10;
    background: rgba(0, 0, 0, 0.3);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.index__hero-title {
    font-size: 52px;
    color: #ffffff;
}

.index__hero-action {
    width: 200px;
    height: 56px;
    color: #ffffff;
    font-size: 18px;
    border: 2px solid #ffffff;
    text-align: center;
    line-height: 56px;
    cursor: pointer;
    user-select: none;
    margin-top: 30px;
    border-radius: 50px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.index__hero-link {
    display: block;
    width: 100%;
    height: 100%;
    color: #ffffff;
    text-decoration: none;
    line-height: 56px;
    text-align: center;
}

.index__hero-action:hover {
    border-color: #48877A;
    background: rgba(72, 135, 122, 1);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(72, 135, 122, 0.3);
}

.index__hero-action:hover .index__hero-link {
    color: #ffffff !important;
}

.index__scroll-hint {
    position: absolute;
    bottom: 50px;
    left: 50%;
    transform: translateX(-50%);
    color: #ffffff;
    animation: scrollHintAnimation 2s infinite ease-in-out;
    cursor: pointer;
    opacity: 0.8;
    transition: all 0.3s ease;
}

.index__scroll-hint i {
    font-size: 30px;
}

.index__scroll-hint:hover {
    opacity: 1;
    transform: translateX(-50%) scale(1.1);
}

@keyframes scrollHintAnimation {
    0%, 100% {
        transform: translateX(-50%) translateY(0);
        opacity: 1;
    }
    50% {
        transform: translateX(-50%) translateY(10px);
        opacity: 0.3;
    }
}

/* 通用区块标题 */
.section-header {
    width: 100vw;
    height: 130px;
    opacity: 0;
    transform: translateY(50px);
    position: relative;
    z-index: 9999999;
}

.section-header.animate {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.8s ease;
}

.section-header__inner {
    width: 1600px;
    height: 130px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 0 auto;
}

.section-header__content {
    display: flex;
    justify-content: flex-start;
    align-items: center;
}

.section-header__title {
    font-size: 52px;
    color: #333333;
}

.section-header__highlight {
    color: #48877A;
}

.section-header__desc {
    max-width: 750px;
    font-size: 18px;
    margin-left: 30px;
}

.section-header__action {
    display: flex;
    justify-content: flex-end;
    align-items: center;
}

.section-header__link {
    display: block;
    width: 180px;
    height: 40px;
    color: #48877A;
    font-size: 18px;
    border: 2px solid #48877A;
    text-align: center;
    line-height: 40px;
    cursor: pointer;
    user-select: none;
    border-radius: 50px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    text-decoration: none;
}

.section-header__link:hover {
    color: #ffffff;
    background: rgba(72, 135, 122, 1);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(72, 135, 122, 0.3);
}

/* 垂直布局的区块标题 */
.section-header--vertical {
    padding: 50px 0;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0.2), #ffffff);
}

.section-header__content--column {
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-start;
}

.section-header__subtitle {
    margin-left: 0;
    font-size: 40px;
    margin-top: 10px;
}

.section-header__action--column {
    width: 800px;
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-start;
}

.section-header__text {
    font-size: 18px;
    line-height: 32px;
}

.section-header__action--column .section-header__link {
    margin-top: 30px;
}

/* 产品网格 */
.products-grid {
    width: 1600px;
    height: calc(100vh - 230px);
    margin: 30px auto 0 auto;
    display: flex;
    justify-content: space-between;
    align-content: flex-start;
    flex-wrap: wrap;
    row-gap: 10px;
    opacity: 0;
    transform: translateY(50px);
}

.products-grid.animate {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.8s ease 0.2s;
}

.products-grid__item {
    display: block;
    width: 390px;
    height: calc(30vh - 80px);
    text-decoration: none;
    color: #333333;
    font-size: 18px;
    border-radius: 10px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.products-grid__item:hover {
    color: #48877A;
}

.products-grid__overlay {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    background: linear-gradient(to bottom, #ffffff, rgba(72, 135, 122, 0.3));
    z-index: 0;
    transform: translateY(110%);
    transition: all 0.3s ease;
}

.products-grid__item:hover .products-grid__overlay {
    transform: translateY(0%);
}

.products-grid__image {
    width: 390px;
    height: calc(30vh - 140px);
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    z-index: 1;
}

.products-grid__image img {
    height: 70%;
    display: block;
    transition: all 0.3s ease;
}

.products-grid__item:hover img {
    transform: rotateY(180deg);
}

.products-grid__name {
    width: 100%;
    height: 40px;
    line-height: 40px;
    text-align: center;
    position: relative;
    z-index: 1;
}

/* 行业应用 */
.index__screen--industry {
    position: relative;
}

.industry-hero {
    width: 100vw;
    height: 200px;
    background: url('/images/index-screen-3-bg.jpg') center no-repeat;
    background-size: 100% 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.industry-hero__divider {
    width: 100vw;
    height: 50px;
    background: url('/images/index-screen-3-bg-2.png') center no-repeat;
    position: absolute;
    top: 295px;
    left: 0;
    z-index: 9999;
}

.industry-showcase {
    width: 100%;
    height: calc(100vh - 300px);
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transform: translateY(50px);
    position: relative;
}

.industry-showcase__bg {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
}

.industry-showcase__bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.industry-showcase__mask {
    width: 100%;
    height: 100%;
    background: url('/images/hy_maskbg.png') repeat;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 2;
}

.industry-showcase__line {
    width: 100%;
    height: 100%;
    position: absolute;
    top: -130px;
    left: 0;
    z-index: 3;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.industry-showcase__content{
    width: 100vw;
    height: 5vw;
    position: relative;
    z-index: 3;
    display: flex;
    justify-content: space-around;
    align-items: center;
}

.industry-showcase__content-item{
    font-size: 26px;
    color: #ffffff;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
}

/* 非 active 状态：图标隐藏但占位 */
.industry-showcase__content-item:not(.active) .industry-showcase__content-item-icon {
    visibility: hidden;
}

/* active 状态：图标显示 */
.industry-showcase__content-item.active .industry-showcase__content-item-icon {
    visibility: visible;
}

.industry-showcase__content-item-icon{
    width: 130px;
    height: 130px;
    border: 1px dashed #ffffff;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
}


.industry-showcase__content-item-icon-inner{
    width: 110px;
    height: 110px;
    background: #409786;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.industry-showcase__content-item-icon-inner img{
    width: 80px;
    height: 80px;
}

.industry-showcase__content-item-title{
    width: 100%;
    text-align: center;
}

.industry-showcase__content-item-poin-wrap{
    width: 100%;
    display: flex;
    justify-content: center;
}
.industry-showcase__content-item-point{
    width: 40px;
    height: 40px;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    border-radius: 50%;
    border: 8px solid rgba(45, 141, 122, 0.3);
}

.industry-showcase__content-item-point-inner{
    width: 40px;
    height: 40px;
    background: #409786;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.industry-showcase__content-item-point-inner-white{
    width: 16px;
    height: 16px;
    background: #e2e2e2;
    border-radius: 50%;
}

/* active 状态的点：显示完整样式 */
.industry-showcase__content-item.active .industry-showcase__content-item-point {
    border: 8px solid rgba(45, 141, 122, 0.3);
}

.industry-showcase__content-item.active .industry-showcase__content-item-point-inner {
    background: #409786;
}

.industry-showcase__content-item.active .industry-showcase__content-item-point-inner-white {
    background: #e2e2e2;
}

/* 非 active 状态的点：只显示一个白点 */
.industry-showcase__content-item:not(.active) .industry-showcase__content-item-point {
    border: none;
    width: 16px;
    height: 16px;
}

.industry-showcase__content-item:not(.active) .industry-showcase__content-item-point-inner {
    width: 16px;
    height: 16px;
    background: transparent;
}

.industry-showcase__content-item:not(.active) .industry-showcase__content-item-point-inner-white {
    width: 16px;
    height: 16px;
    background: #ffffff;
}

.industry-showcase__main {
    position: absolute;
    bottom: 60px;
    z-index: 4;
}

.industry-showcase__main-index{
    font-size: 60px;
    color: #ffffff;
    display: flex;
    justify-content: flex-start;
    align-items: center;
    gap: 20px;
}

.industry-showcase__main-index span:last-child{
    opacity: 0.6;
    font-size: 40px;
}

.industry-showcase__main-title{
    font-size: 60px;
    color: #ffffff;
    margin-top: 10px;
}

.industry-showcase__main-children{
    display: flex;
    justify-content: flex-start;
    align-items: center;
    gap: 20px;
    margin-top: 30px;
}

.industry-showcase__main-children a{
    display: inline-block;
    padding: 10px 30px;
    border-radius: 50px;
    background: #ffffff;
    color: #48877A;
    font-size: 20px;
    transition: all 0.3s;
}

.industry-showcase__main-children a:hover{
    background: #409786;
    color: #ffffff !important;
}

.industry-showcase.animate {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.8s ease 0.2s;
}

/* 关于宇华微 */
.about-brand {
    width: 100vw;
    display: flex;
    justify-content: center;
    align-items: center;
    position: absolute;
}

.about-brand__logo {
    width: 1600px;
}

.about-visual {
    width: 100vw;
    height: calc(100vh - 470px);
    display: flex;
    justify-content: center;
    align-items: flex-end;
    opacity: 0;
    transform: scale(0.5) translateY(100px);
}

.about-visual__image {
    width: 100vw;
}

.about-visual.animate {
    opacity: 1;
    transform: scale(1) translateY(0);
    transition: all 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* 关于宇华微 - 统计数据 */
.about-stats {
    width: 100vw;
    height: 170px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    top: -30px;
    opacity: 0;
    transform: translateY(30px);
}

.about-stats.animate {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.5s ease 0.1s;
}

.about-stats__group {
    height: 170px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 50px;
}

.about-stats__group--primary {
    width: 50vw;
    background: #409786;
}

.about-stats__group--secondary {
    width: calc(50vw - 1px);
    border-left: 1px solid #ffffff;
    background: rgba(72, 135, 122, 0.8);
}

.about-stats__item {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 30px;
    padding: 0 30px;
}

.about-stats__data {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-start;
}

.about-stats__number {
    font-size: 46px;
    color: #ffffff;
}

.about-stats__label {
    font-size: 20px;
    color: rgba(255, 255, 255, 0.5);
}

.about-stats__icon i {
    font-size: 60px;
    color: #ffffff;
}

.about-stats__icon i.icon-gongchang-01 {
    font-size: 65px;
}

.about-stats__icon i.icon-gongsidizhi {
    font-size: 55px;
}

.about-stats__icon i.icon-yuangongguanli- {
    font-size: 65px;
}

/* 新闻网格 */
.news-grid {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    row-gap: 30px;
    margin-top: 40px;
}

.news-grid__item {
    width: calc(100% / 3 - 2px);
    border: 1px solid rgba(0, 0, 0, 0.1);
    flex-shrink: 0;
    padding-top: 20px;
}

.news-grid__date {
    padding: 20px 40px;
    font-size: 22px;
    display: flex;
    justify-content: flex-start;
    align-items: center;
    gap: 10px;
}

.news-grid__date-day {
    font-size: 30px;
    color: #409786;
    display: block;
    padding-bottom: 10px;
    border-bottom: 2px solid rgba(0, 0, 0, 0.1);
}

.news-grid__date-year {
    display: block;
}

.news-grid__title {
    font-size: 22px;
    color: #333333;
    padding: 20px 40px;
    height: 70px;
}

.news-grid__cover {
    width: 100%;
    height: 240px;
    overflow: hidden;
}

.news-grid__cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 页脚区域 */
.index__screen--footer {
    height: 750px;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: flex-end;
}

.index__screen--global {
    width: 100vw;
    height: 100vh;
    background: #001E44;
    position: relative;
}
.index__screen--global .section-header--vertical{
    position: absolute;
    top: 100px;
    left: 0;
    z-index: 9999;
}
.global-map{
    width: 100%;
    height: calc(100vh - 100px);
    display: flex;
    justify-content: center;
    align-items: center;
    position: absolute;
    top: 100px;
    left: 0;
    z-index: 50;
}
.global-map img{
    height: 100%;
}

.global-content{
    width: 100%;
    height: calc(100vh - 100px);
    position: absolute;
    top: 100px;
    left: 0;
    z-index: 90;
}