* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Microsoft YaHei', sans-serif;
    background-color: #131B2E;
    color: #ffffff;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 汉堡菜单按钮 */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.hamburger .bar {
    width: 25px;
    height: 2px;
    background-color: #fff;
    transition: all 0.3s ease;
}

/* 汉堡菜单激活状态（变成叉号） */
.hamburger.active .bar:nth-child(1) {
    transform: rotate(-45deg) translate(-6px, 6px);
}
.hamburger.active .bar:nth-child(2) {
    opacity: 0;
}
.hamburger.active .bar:nth-child(3) {
    transform: rotate(45deg) translate(-6px, -6px);
}

/* 导航栏 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: linear-gradient(
        180deg, 
        #0B1326 100%,   /* 顶部深色，可按需要微调 */
        #0B1326 60%  /* 底部深墨绿色 */
    );
    z-index: 1000;
    padding: 15px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.fas{
    display: flex;
    width:30px;
    height:30px;
    align-items: center;
    justify-content: center;
}

.case-icon{
    display: flex;
    align-items: center;
    justify-content: center;
}

.case-addr{
    width: 12px;
    height:15px;
    background: url('../images/icon-case-addr.png') no-repeat;
    background-size: 100%;
}

.case-rl{
    width: 12px;
    height: 15px;
    background: url('../images/icon-case-rl.png') no-repeat;
    background-size: 100%;
}

.case-desc{
    width: 12px;
    height:15px;
    background: url('../images/icon-case-desc.png') no-repeat;
    background-size: 100%;
}

.fa-industry{
    background: url('../images/dynamic_form.png') no-repeat;
    background-size: 100%;
}

.fa-home{
    background: url('../images/architecture.png') no-repeat;
    background-size: 100%;
}

.fa-solar-system{
    background: url('../images/hub.png') no-repeat;
    background-size: 100%;
}

.fa-brain{
    background: url('../images/verified_user.png') no-repeat;
    background-size: 100%;
}

.fa-bolt{
    background: url('../images/icon-diamond.png') no-repeat;
    background-size: 100%;
}

.fa-leaf{
    background: url('../images/icon-visibility.png') no-repeat;
    background-size: 100%;
}

.fa-cogs{
    background: url('../images/payments.png') no-repeat;
    background-size: 100%;
}

.fa-building{
    background: url('../images/account_balance.png') no-repeat;
    background-size: 100%;
}

.fa-university{
    background: url('../images/handshake.png') no-repeat;
    background-size: 100%;
}

.icon-addr{
    display: inline-block;
    width: 14px;
    height: 20px;
    background: url('../images/location_on.png') no-repeat;
    background-size: 100%;
}

.icon-tel{
    display: inline-block;
    width: 14px;
    height: 14px;
    background: url('../images/call.png') no-repeat;
    background-size: 100%;
}

.icon-email{
    display: inline-block;
    width: 14px;
    height: 14px;
    background: url('../images/mail.png') no-repeat;
    background-size: 100%;
}

.view-icon{
    display: inline-block;
    width:20px;
    height:20px;
    background: url('../images/view-right.png') no-repeat;
    background-size: 100%;
    margin-left:5px;
}

.navbar-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
}

.logo img {
    height: 40px;
    margin-right: 10px;
}

.logo-text {
    font-size: 20px;
    font-weight: bold;
    color: #ffffff;
}

.nav-links {
    display: flex;
    list-style: none;
}

.nav-links li {
    margin-left: 30px;
    cursor: pointer;
}

.nav-links .active a{
    color:#A1CF00;
}

.nav-links a {
    color: #94A3B8;
    text-decoration: none;
    font-size: 16px;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: #C1D1FF;
}

.nav-buttons {
    display: flex;
    align-items: center;
    background: #A1CF00;
    border-radius: 5px;
    padding:8px 24px;
}

.nav-buttons .get-case{
    font-size: 13px;
    color:#003825;
    font-weight: bold;
    line-height: auto;
}

.btn {
    padding: 8px 20px;
    /*border: 1px solid #64ffda;*/
    border-radius: 4px;
    text-decoration: none;
    font-size: 14px;
    transition: all 0.3s ease;
    cursor: pointer;
}

.btn-primary {
    background-color: #A1CF00;
    color: #0a192f;
    margin-right: 10px;
}

.btn-secondary {
    background-color: transparent;
    color: #64ffda;
}

.btn:hover {
    opacity: 0.8;
}

/* 主横幅 */
.hero {
    background-image: url('../images/slider-1.png');
    background-size: cover;
    background-position: center;
    padding: 335px 0;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, rgba(10, 25, 47, 0.1), rgba(10, 25, 47, 0.2));
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 66px;
    font-weight: bold;
    color: #DAE2FD;
    line-height: 1.2;
}

.hero-title font{
    color:#A1CF00 !important;
}

.hero-subtitle {
    font-size: 20px;
    color: #C3C6D6;
    margin-top:10px;
}

.container .hero-subtitle:first-of-type{
    margin-top:40px;
}

.hero-buttons {
    margin-top: 40px;
    display: flex;
    flex-direction: row;
    align-items: center;
    gap:30px;
    justify-content: flex-start;
}

.icon-right{
    display: flex;
    width:20px;
    height:20px;
    background: url('../images/icon-right.png') no-repeat;
    background-size: 100%;
    margin-left: 5px;
}

.hero-buttons .btn, .cat-buttons .btn{
    padding:16px 39px;
    font-size:15px;
    font-weight: bold; 
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    border:none !important;
}

.hero-buttons .btn:first-child, .cat-buttons .btn:first-child{
    background: #A1CF00;
    color:#003825;
}

.hero-buttons .btn:last-child, .cat-buttons .btn:last-child{
    background: #2D3449;
    color:#DAE2FD;
}

/* 公司介绍 */
.company-intro {
    padding: 100px 0;
    background-color: #151b2d;
}

.partners .section-title{
    text-align: center !important;
}

.section-title {
    font-size: 28px;
    font-weight: bold;
    margin-bottom: 40px;
    text-align: left;
    color: #DAE2FD;
}

.intro-content {
    display: flex;
    align-items: center;
    gap: 60px;
}

.intro-image {
    flex: 1;
}

.intro-image img {
    width: 100%;
    border-radius: 8px;
}

.intro-text {
    flex: 1;
}

.intro-text h3 {
    font-size: 30px;
    margin-bottom: 20px;
    color: #DAE2FD;
}

.intro-text p {
    font-size: 16px;
    line-height: 1.6;
    margin-bottom: 20px;
    color: rgba(255, 255, 255, 0.8);
    font-weight: 400;
}

.intro-features {
    display: flex;
    gap: 30px;
    margin-top: 75px;
}

.feature-item {
    text-align: left;
    background-color: #171F33;
    width:50%;
    border-radius: 5px;
    padding-left: 20px;
}

.feature-item .about-icon{
    display: flex;
    flex-direction: row;
    align-items: center;
}

.feature-item .about-icon .icon-safe{
    display: inline-block;
    width:30px;
    height:38px;
    background: url('../images/about-icon-safe.png') no-repeat;
    background-size: 100%;
}

.feature-item .about-icon .icon-gx{
    display: inline-block;
    width:30px;
    height:38px;
    background: url('../images/about-icon-gx.png') no-repeat;
    background-size: 100%;
}

.feature-item .about-icon .icon-zn{
    display: inline-block;
    width:30px;
    height:38px;
    background: url('../images/about-icon-zn.png') no-repeat;
    background-size: 100%;
}

.feature-icon {
    height: 60px;
    display: flex;
    align-items: center;
    margin: 0 auto;
}


.feature-title {
    font-size: 20px;
    font-weight: bold;
    margin-bottom: 10px;
    color: #DAE2FD;
}

.feature-desc {
    font-size: 12px !important;
    color: #C3C6D6 !important;
}

/* 核心业务 */
.core-business {
    padding: 100px 0;
    background-color: #0B1326;
}

.core-business .active{
    padding-bottom: 5px;
}

.core-business .active::after{
    content: '';
    width: 60px;
    border-bottom: 4px solid #A1CF00;
    display: flex;
    margin: 10px auto;
}

.core-business h2{
    justify-content: center;
    display: flex;
}

.business-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 40px;
}

.business-item {
    border-radius: 8px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
}

.section-view {
    position: absolute;
    top: 350px;
    left: 35px;
}

.business-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(100, 255, 218, 0.1);
}

.business-image {
    width: 100%;
    height: 510px;
    border-radius: 8px;
    margin-bottom: 20px;
    overflow: hidden;
}

.business-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.business-title {
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 15px;
    color: #ffffff;
}

.business-desc {
    font-size: 14px;
    line-height: 1.5;
    color: #A1CF00;
    display: flex;
    flex-direction: row;
    align-items: center;
    margin-top:60px;
}

/* 业务模块 */
.business-modules {
    padding: 100px 0;
    background-color: #131B2E;
}

.modules-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-top: 60px;
}

.module-item {
    background-color: #0B1326;
    border-radius: 8px;
    padding: 30px;
    transition: transform 0.3s ease;
}

.module-item:hover {
    transform: translateY(-5px);
}

.module-item .module-top{
    display: flex;
}

.module-icon {
    width: 64px;
    height: 64px;
    background-color: #ECFCF6;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 0 20px 0;
}

.module-title {
    font-size: 16px;
    font-weight: bold;
    margin-bottom: 10px;
    color: #DAE2FD;
}

.module-desc {
    font-size: 14px;
    color: #C3C6D6;
    margin-top:20px;
}

/* 标杆项目 */
.benchmark-projects {
    padding: 100px 0;
    background-color: #0b2447;
}

.benchmark-projects .title{
    display: flex;
    flex-direction: column;
}

.benchmark-projects .section-title{
    margin-bottom: 10px !important;
}

.benchmark-projects .title-small{
    display: flex;
    flex-direction: row;
    justify-content: space-between;
}

.benchmark-projects .title-small .more{
    color:#A1CF00;
    display: flex;
    flex-direction: row;
    align-items: center;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 60px;
}

.project-item {
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.3s ease;
}

.project-item:hover {
    transform: translateY(-10px);
}

.project-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.project-info {
    padding: 20px 0 20px 10px;
 }

.project-title {
    font-size: 16px;
    font-weight: bold;
    margin-bottom: 10px;
    color:#DAE2FD;
}

.project-desc {
    font-size: 14px;
    display: flex;
    flex-direction: row;
    gap:30px;
    margin-top:20px;
}

.project-desc .info-item{
    display: flex;
    flex-direction: column;
    gap:20px;
}

.info-item .num{
    color:#A1CF00;
}

.info-item .title{
    color:#DAE2FD;
    font-size: 13px;
}

/* 合作伙伴 */
.partners {
    padding: 100px 0;
    background-color: #0a192f;
}

.partners-grid {
    margin-top: 60px;
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
}

.partners-grid .partner-item{
    
}

.partner-icon {
    width: 80px;
    height: 80px;
    background-color: #F7F9FF;
    border-radius: 5px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.partner-icon i {
    font-size: 40px;
    color: #64ffda;
}

.partner-name {
    font-size: 16px;
    font-weight: bold;
    margin-bottom: 15px;
    color: #DAE2FD;
    display: flex;
    justify-content: center;
}

.partner-desc {
    font-size: 14px;
    color: #C3C6D6;
}

/* CTA 区域 */
.cta-section {
    padding: 100px 0;
    background-color: #0b2447;
    text-align: center;
}

.cta-section .cat-buttons{
    margin-top: 40px;
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 30px;
    justify-content: center;
}

.cta-title {
    font-size: 40px;
    font-weight: bold;
    margin-bottom: 20px;
    color: #DAE2FD;
}

.cta-desc {
    font-size: 12px;
    margin-bottom: 40px;
    color: #C3C6D6;
}

/* 页脚 */
.footer {
    background-color: #131B2E;
    padding: 60px 0 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer .dy-about{
    display: flex;
    flex-direction: row;
    align-items: center;
    gap:10px;
}

.footer .link-me{
    display: flex;
    flex-direction: column;
    gap:15px;
}

.footer .link-me a{
    display: flex;
    align-items: center;
}

.footer .link-me a i{
    margin-right: 10px;
}

.footer .about img{
    width:100px;
    height:100px;
}

.footer .dy-about .about{
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap:10px;
}

.footer .about .title{
    color:#94A3B8;
    font-size:13px;
}

.footer .about .dy-acount{
    color:#DAE2FD;
    font-size:12px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    margin-bottom: 40px;
}

.footer-logo {
    flex: 1;
}

.footer-logo img {
    height: 50px;
}

.footer-logo p {
    font-size: 14px;
    color: #B4BFCD;
    line-height: 1.5;
}

.footer-links {
    flex: 3;
    display: flex;
    justify-content: space-around;
}

.footer-links h4 {
    font-size: 16px;
    font-weight: bold;
    margin-bottom: 20px;
    color: #A1CF00;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: #94A3B8;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #C1D1FF;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 30px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.footer-bottom p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background-color: #64ffda;
    color: #0a192f;
}


/** 项目案例 **/
.case-hero {
    position: relative; 
    background: none !important;
    padding: 342px 0 !important;
}

.case-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('../images/case-bg.png') no-repeat;
    background-size: 100%;
    opacity: 0.4; /* 只让背景透明 */
    z-index: -1;  
}

.case-hero h1{
    font-size: 66px;
    font-weight: bold;
    line-height: 1.2;
}

.case-hero p{
    color:#C3C6D6;
    font-weight: 400;
}

.case-hero .case-small-tit{
    display: flex;
    flex-direction: row;
    align-items:center;
    margin-top:20px;
}

.case-small-tit .tit-left{
    display: flex;
    flex-direction: row;
    align-items: center;
    height:50px;
    width: 4px;
    background:#A1CF00;
    margin-right: 20px;
}

.case-small-tit .tit-right{
    display: flex;
    flex-direction: column;
}

.tit-right p{
    line-height: 1.8;
    font-weight: 300;
}

.case-list{
    margin-top:-95px;
}

.case-list .filter-tabs{
    display: flex;
    gap: 12px;
    margin: 40px 0;
    width:fit-content;
    background-color: #171F33;
    padding:5px;
}

.case-list .tab-btn{
    background-color: transparent;
    color: #fff;
    border: none;
    padding: 10px 20px;
    border-radius: 4px;
    cursor: pointer;
}

.case-list .tab-btn .active{
    background-color: #A1CF00;
    color: #003825;
}

.case-list .project-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-bottom: 60px;
}

.case-list .project-card {
    background-color: rgba(255,255,255,0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    border-radius:5px;
}

.case-list .project-card:hover{
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(100, 255, 218, 0.1);
}

.case-list .project-small-tit{
    background: #0B1326;
    color:#A1CF00;
    font-weight: 300;
    font-size: 13px;
    position:absolute;
    right:10px;
    top:10px;
    padding: 5px 5px;
    border-radius: 3px;
}

.case-list .project-card img {
    width: 100%;
    display: block;
    border-top-left-radius: 5px;
    border-top-right-radius: 5px;
}

.case-list .project-info {
    padding: 16px;
}

.case-list .project-info h3 {
    font-size: 16px;
    margin-bottom: 15px;
}

.case-list .project-info p {
    font-size: 13px;
    opacity: 0.7;
    margin: 4px 0;
    display: flex;
    flex-direction: row;
    align-items: center;
    gap:10px;
    margin:10px 0;
    font-size:13px;
    color:#C3C6D6;
}

.flagship-section {
    margin-bottom: 60px;
}

.flagship-section h2 {
    font-size: 24px;
    margin-bottom: 20px;
    letter-spacing: 2px;
    font-weight: 400;
}

.flagship-section .flagship-wrap {
    display: grid;
    grid-template-columns: 2.1fr 1.5fr;
    grid-auto-rows: 680px;
    gap: 20px;
}

.flagship-section .flagship-main{
    position: relative;
}

.flagship-section .flagship-main img {
    width: 100%;
    height:100%;
    display: block;
}
    
.flagship-section .flagship-main .desc {
    padding: 16px;
    position:absolute;
    bottom:10px;
}

.flagship-section .flagship-main .desc h3{
    color:#DAE2FD;
    font-weight:300;
    font-size: 35px;
    display: flex;
    flex-direction: row;
    justify-content: center;
}

.flagship-section .flagship-main .desc  p {
    color:#C3C6D6;
    font-weight:300;
    font-size:13px;
    margin-top:10px;
}

.flagship-section .flagship-table{
    display: flex;
    flex-direction: column;
   
}

.flagship-section .flagship-table h4{
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 15px;
    padding-top: 45px;
    padding-left: 20px;
    color: #DAE2FD;
    font-weight: 300;
     background-color: rgba(255,255,255,0.05);
}

.flagship-table h4 .icon{
    display: flex;
    padding: 15px;
    background: #2b3b46;
    z-index: -1;
    border-radius: 15px;
}

.flagship-table h4 .icon-analysis{
    display: flex;
    height:20px;
    width:20px;
    background: url('../images/icon-analysis.png') no-repeat;
    background-size: 100%;
    z-index:10;
}

.flagship-section .flagship-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    padding: 30px 20px 40px 20px;
    background-color: rgba(255,255,255,0.05);
}
.flagship-section .stat-item{
    padding:10px 0;
}

.flagship-section .stat-item .num {
    font-size: 25px;
    color: #A1CF00;
    font-weight: 200;
}

.flagship-section .stat-item font{
    font-size:18px !important;
    font-weight: 200;
}

.flagship-section .stat-item p:last-child{
    color:#C3C6D6;
    font-size: 13px;
    font-weight: 200;
}

.flagship-section .testimonial {
    background-color: rgba(0,0,128,0.2);
    padding: 20px;
    margin-top: 10px;
}

.testimonial p {
    color: #DAE2FD;
    font-weight: 200;
    font-size: 14px;
    line-height: 30px;
}

.testimonial p:last-child{
    margin-top:185px;
}

.cta-section {
    text-align: center;
    padding: 60px 0;
    background-color: rgba(255,255,255,0.03);
}
.cta-section h2 {
    font-size: 35px;
    margin-bottom: 50px;
    color:#DAE2FD;
}

.cta-section h2 span {
    color: #A1CF00;
}

.cta-section p {
    max-width: 600px;
    margin: 0 auto 30px;
    opacity: 0.8;
    font-size:17px;
    line-height: 35px;
}

.btn-green {
    background-color: #A1CF00;
    color: #003825;
    border: none;
    padding: 15px 25px;
    border-radius: 4px;
    font-weight: 400;
    cursor: pointer;
    letter-spacing: 1px;
}

/* 关于我们 */
.about-hero {
    background-image: url('../images/about-bg.png');
    background-size: cover;
    background-position: center;
    padding: 200px 0 150px;
    position: relative;
}

.about-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, rgba(10, 25, 47, 0.7), rgba(10, 25, 47, 0.9));
}

.about-hero .hero-content {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.about-hero .hero-title {
    font-size: 36px;
    font-weight: bold;
    margin-bottom: 20px;
    color: #B2C5FF;
    display: flex;
    flex-direction: row;
    justify-content: center;
}

.about-hero .hero-subtitle {
    font-size: 18px;
    margin-bottom: 30px;
    color: #C3C6D6;
    line-height: 1.5;
    display: flex;
    flex-direction: row;
    justify-content: center;
    margin-top:0 !important
}

/* 公司介绍模块 */
.about-intro {
    padding: 60px 0;
}

.intro-wrap {
    display: grid;
    grid-template-columns: 2.5fr 1.5fr;
    gap: 40px;
    align-items: center;
}

.intro-text h2 {
    font-size: 24px;
    margin-bottom: 16px;
    color:#DAE2FD;
}

.intro-text p {
    opacity: 0.8;
    margin-bottom: 30px;
    color:#C3C6D6;
}

.feature-list {
    display: flex;
    gap: 20px;
}

.feature-item {
    flex: 1;
    padding: 16px;
    border-left: 2px solid;
}
    
.feature-item:nth-child(1) { border-color: #A1CF00; }
.feature-item:nth-child(2) { border-color: #fff; }
.feature-item:nth-child(3) { border-color: #40BFFF; }
.feature-item h4 {
    margin-bottom: 8px;
    margin-top:20px;
}

.feature-item p {
    font-size: 12px;
    opacity: 0.7;
}

.intro-img img {
    width: 100%;
    border-radius: 8px;
}

/* 资质与荣誉 */
.cert-section {
    padding: 60px 0;
    text-align: center;
}

.cert-section h2 {
    font-size: 24px;
    margin-bottom: 30px;
}

.cert-section .icon-honor{
    display: flex;
    flex-direction: row;
    justify-content: center;
}

.cert-section .icon-honor .honor-1{
    display: inline-block;
    width:50px;
    height:50px;
    background: url('../images/honor-1.png') no-repeat;
    background-size: 100%;
}

.cert-section .icon-honor .honor-2{
    display: inline-block;
    width:50px;
    height:50px;
    background: url('../images/honor-2.png') no-repeat;
    background-size: 100%;
}

.cert-section .icon-honor .honor-3{
    display: inline-block;
    width:50px;
    height:50px;
    background: url('../images/honor-3.png') no-repeat;
    background-size: 100%;
}

.cert-section .icon-honor .honor-4{
    display: inline-block;
    width:110px;
    height:50px;
    background: url('../images/honor-4.png') no-repeat;
    background-size: 100%;
}

.cert-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.cert-item {
    background-color: rgba(255,255,255,0.05);
    padding: 20px;
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.cert-item p {
    font-size: 12px;
    opacity: 0.7;
    margin-top: 8px;
}

.partner-section {
    padding: 60px 0;
    text-align: center;
}

.partner-section h2 {
    font-size: 24px;
    margin-bottom: 30px;
    color:#DAE2FD;
}

.partner-grid {
    display: grid;
}


/* 联系表单 */
.contact-section {
    padding: 60px 0;
}

.contact-section .contact{
    display: flex;
    flex-direction: column;
    margin-bottom: 20px;
}

.contact-section .contact p{
    display: flex;
    flex-direction: row;
    align-items: center;
}

.contact-section .contact p:last-child{
    padding-left:25px;
}

.contact-wrap {
    display: grid;
    grid-template-columns: 1fr;
    background-color: rgba(255,255,255,0.05);
    border-radius: 12px;
    overflow: hidden;
}

.contact-info {
    padding: 40px;
}

.contact-info h3 {
    font-size: 20px;
    margin-bottom: 20px;
}

.contact-info p {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
    font-size: 14px;
    opacity: 0.8;
}

.contact-form {
    padding: 40px;
    background-color: rgba(255,255,255,0.03);
}

.form-row {
    display: flex;
    gap: 16px;
    margin-bottom: 16px;
}

.form-group {
    flex: 1;
}
    
.form-group label {
    display: none;
}

.form-group input,
.form-group textarea {
    width: 100%;
    background-color: rgba(255,255,255,0.08);
    border: none;
    padding: 10px;
    border-radius: 4px;
    color: #fff;
}

.form-group textarea {
    height: 150px;
    resize: none;
}

.btn-submit {
    width: 100%;
    background-color: #A1CF00;
    color: #003825;
    border: none;
    padding: 12px;
    border-radius: 4px;
    font-weight: 400;
    cursor: pointer;
    letter-spacing: 1px;
}

/**  光伏电站投资 **/
.power-hero {
    background: url("../images/photovoltaic-bg.png") no-repeat center center / cover;
    padding: 200px 260px 400px 260px;
    position: relative;
}

.power-hero::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to left, rgba(15,23,42,0.4), rgba(15,23,42,0.8));
    z-index: 0;
}

.power-hero  .container {
    position: relative;
    z-index: 1;
}

.power-hero  h1 {
    font-size: 45px;
    margin-bottom: 16px;
    color:#B2C5FF;
}

.power-hero  p {
    max-width: 450px;
    margin-bottom: 30px;
    color:#C3C6D6;
    font-size: 16px;
    font-weight: 300;
    margin-top:20px;
}

/* 开发条件 */
.conditions {
    padding: 60px 0;
}

.conditions-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 40px;
}

.conditions-top h2 {
    font-size: 30px;
    color:#DAE2FD;
}

.conditions-top p {
    font-size: 12px;
    max-width: 350px;
    color:#C3C6D6;
    font-weight: 300;
}

.conditions-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.condition-card {
    background-color: rgba(255,255,255,0.05);
    padding: 24px;
    border-radius: 8px;
}

.condition-card .icon {
    background: #2b3230;
    margin-bottom: 12px;
    display: flex;
    width: fit-content;
    padding: 15px;
    border-radius: 5px;
}

.condition-card .icon .icon-power-1{
    background: url('../images/power-1.png') no-repeat;
    background-size: 100%;
    width:25px;
    height:25px;
    display: inline-block;
}

.condition-card .icon .icon-power-2{
    background: url('../images/power-2.png') no-repeat;
    background-size: 100%;
    width:25px;
    height:25px;
    display: inline-block;
}

.condition-card .icon .icon-power-3{
    background: url('../images/power-3.png') no-repeat;
    background-size: 100%;
    width:25px;
    height:32px;
    display: inline-block;
}

.condition-card .icon .icon-power-4{
    background: url('../images/power-4.png') no-repeat;
    background-size: 100%;
    width:25px;
    height:32px;
    display: inline-block;
}

.condition-card h4 {
    margin-bottom: 8px;
    color:#DAE2FD;
    font-weight: 300;
}

.condition-card p {
    font-size: 12px;
    color:#C3C6D6;
    margin-top:20px;
    line-height: 1.5;
}

 /* 服务流程 */
.service-flow {
    padding: 60px 0;
    text-align: center;
}

.service-flow h2 {
    font-size: 30px;
    margin-bottom: 40px;
    color:#DAE2FD;
    font-weight: 400;
    letter-spacing: 1px;
}

.flow-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top:50px;
}

.flow-grid .flow-item{
    display: flex;
    flex-direction: column;
    gap:10px;
}

.flow-item .num {
    background-color: #A1CF00;
    color: #000;
    width: 30px;
    height: 30px;
    border-radius: 4px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    margin-bottom: 12px;
}

.flow-item h4 {
    color: #A1CF00;
    margin-bottom: 8px;
    display: flex;
    font-weight: 400;
}

.flow-item p {
    font-size: 12px;
    text-align: left;
    letter-spacing: 1px;
    font-weight: 300;
    line-height: 1.8;
}

/* 优势 */
.why-us {
    padding: 60px 0;
}

.why-wrap {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.why-img img {
    width: 100%;
    border-radius: 8px;
}

.why-text h2 {
    font-size: 28px;
    margin-bottom: 24px;
    color:#DAE2FD;
    font-weight: 300;
}

.why-list .item {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
    flex-direction: row;
    align-items: center;
}

.why-list .icon {
    display: inline-block;
    width:50px;
    height:50px;
    background: #2b3230;
    border-radius: 5px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.why-list .icon .power-choose-1{
    width:20px;
    height:20px;
    display: inline-block;
    background: url('../images/power-choose-1.png') no-repeat;
    background-size: 100%;
}

.why-list .icon .power-choose-2{
    width:20px;
    height:20px;
    display: inline-block;
    background: url('../images/power-choose-2.png') no-repeat;
    background-size: 100%;
}

.why-list .icon .power-choose-3{
    width:20px;
    height:20px;
    display: inline-block;
    background: url('../images/power-choose-3.png') no-repeat;
    background-size: 100%;
}

.why-list .item p {
    font-size: 13px;
    font-weight: 300;
    line-height: 20px;
    color:#C3C6D6;
}

.why-list .item h5{
    color:#C3C6D6;
    font-weight: 300;
    font-size:15px;
    margin-bottom: 14px;
}

.cta {
    padding: 80px 0;
    text-align: center;
    background: linear-gradient(to bottom, #0f172a, #1e1b4b);
}

.cta h2 {
    font-size: 30px;
    color:#DAE2FD;
    margin-bottom: 16px;
}

.cta p {
    margin-bottom: 30px;
    color:#C3C6D6;
    font-weight: 300;
    font-size: 12px;
    margin-top:30px;
}
.cta a{
    text-decoration: none;
    color:#003825;
    font-size:13px;
    font-weight: 400;
    letter-spacing: 1px;
}

.btn-cta {
    background-color: #a1cf00;
    color: #000;
    padding: 10px 24px;
    border-radius: 4px;
    font-weight: bold;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

/**  家庭光储系统 **/
/* 顶部Banner */
.family-hero {
    background: url("../images/family-solar-bg.png") no-repeat center center / cover;
    background-size: 100%;
    padding: 200px 260px 400px 260px;
    position: relative;
}

.family-hero::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(19,27,46,0.3), rgba(19,27,46,0.9));
    z-index: 0;
}

.family-hero .container {
    position: relative;
    z-index: 1;
}

.family-hero h1 {
    font-size: 40px;
    margin-bottom: 8px;
    color:#B2C5FF;
    font-weight: 400;
    letter-spacing: 2px;
}

.family-hero .subtitle {
    color: #A1CF00;
    margin-bottom: 30px;
    font-size: 14px;
    font-weight: 300;
}

 /* 全天候智能用电模块 */
.features {
    padding: 80px 0;
}

.features-wrap {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.features-text h2 {
    font-size: 28px;
    margin-bottom: 20px;
    color:#DAE2FD;
    font-weight: 300;
}

.features-text p {
    font-size: 13px;
    font-weight: 300;
    line-height: 2;
}

.features-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.feature-card {
    background-color: rgba(255,255,255,0.05);
    padding: 24px;
    border-radius: 8px;
}

.feature-card .icon {
    width: 35px;
    height:35px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 15px;
}

.feature-card .icon .icon-family-1{
    display: inline-block;
    width:30px;
    height: 30px;
    background: url('../images/family-icon-1.png') no-repeat;
    background-size: 100%;
}

.feature-card .icon .icon-family-2{
    display: inline-block;
    width:30px;
    height: 30px;
    background: url('../images/family-icon-2.png') no-repeat;
    background-size: 100% 100%;
}

.feature-card .icon .icon-family-3{
    display: inline-block;
    width:30px;
    height: 30px;
    background: url('../images/family-icon-3.png') no-repeat;
    background-size: 100%;
}

.feature-card .icon .icon-family-4{
    display: inline-block;
    width:30px;
    height: 30px;
    background: url('../images/family-icon-4.png') no-repeat;
    background-size: 100%;
}

.feature-card h4 {
    margin-bottom: 10px;
    font-size: 14px;
    color:#DAE2FD;
    font-weight: 400;
    letter-spacing: 1px;
}

.feature-card p {
    font-size: 12px;
    color:#C3C6D6;
    font-weight: 300;
    line-height: 1.6;
}

/* 合作模式 */
.modes {
    padding: 60px 0;
    text-align: center;
}

.modes h2 {
    margin-bottom: 8px;
    color:#DAE2FD;
    font-weight: 400;
    font-size: 30px;
}

.modes .desc {
    font-size: 14px;
    margin-bottom: 40px;
    color:#C3C6D6;
    margin-top:10px;
}

.modes-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    max-width: 1000px;
    margin: 0 auto;
}

.mode-card {
    background-color: rgba(255,255,255,0.05);
    padding: 30px;
    border-radius: 8px;
    text-align: left;
    position: relative;
}

.mode-card.recommend {
    background-color: rgba(255,255,255,0.1);
    border: 1px solid #A1CF00;
}

.mode-card .tag {
    position: absolute;
    top: 12px;
    right: 12px;
    background-color: #A1CF00;
    color: #000;
    font-size: 10px;
    padding: 2px 8px;
    border-radius: 10px;
}

.mode-card h3 {
    margin-bottom: 16px;
    color:#DAE2FD;
    font-weight: 400;
}

.mode-card p{
    color:#A1CF00;
    font-size: 12px;
    font-weight: 300;
    margin-bottom:16px;
}

.mode-card ul {
    list-style: none;
    margin-bottom: 30px;
    gap:20px;
}

.mode-card li {
    font-size: 13px;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 8px;
    color:#DAE2FD;
    font-weight: 300;
    letter-spacing: 1px;
}

.mode-card li::before {
    content: "";
    display: inline-block;
    width:13px;
    height: 13px;
    background: url("../images/choose-ok.png") no-repeat;
    background-size: 100% 100%;
    color: #A1CF00;
}

.btn-outline {
    width: 100%;
    background-color: transparent;
    color: #DAE2FD;
    border: 1px solid rgba(255,255,255,0.2);
    padding: 10px;
    border-radius: 4px;
    font-weight: 300;
    letter-spacing: 1px;
    cursor: pointer;
}

.btn-solid {
    width: 100%;
    background-color: #A1CF00;
    color: #003825;
    border: none;
    padding: 10px;
    border-radius: 4px;
    font-weight: 400;
    cursor: pointer;
    letter-spacing: 1px;
}

/* 全场景适配方案 */
.scenarios {
    padding: 80px 0;
}

.scenarios h2 {
    font-size: 30px;
    text-align: left;
    margin-bottom: 8px;
    color:#DAE2FD;
    font-weight: 400;
}

.scenarios .desc {
    text-align: left;
    margin-bottom: 40px;
    color:#C3C6D6;
    font-size: 13px;
}

.scenarios-grid:nth-of-type(1) {
    display: grid;
    grid-template-columns: 3fr 1fr;
    gap: 20px;
}

.scenarios-grid:nth-of-type(2) {
    display: grid;
    grid-template-columns: 1fr 3fr;
    gap: 20px;
    margin-top:10px;
}

.scenario-card {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
}


.scenario-card img {
    width: 100%;
    height: 280px;
    object-fit: cover;
    opacity: 0.5;
}

.scenario-card .overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 20px;
    background: linear-gradient(to top, rgba(19,27,46,0.9), transparent);
}

.scenario-card h4 {
    font-weight: 300;
    color:#DAE2FD;
    margin-bottom: 5px;
}

.scenario-card p {
    font-size: 12px;
    color:#C3C6D6;
    font-weight: 300;
    margin-bottom: 20px;
}

.scenario-card.large {
    grid-column: span 2;
}

/* 用户评价 */
.reviews {
    padding: 60px 0;
}

.reviews h2 {
    font-size: 30px;
    text-align: center;
    margin-bottom: 8px;
    color:#DAE2FD;
    font-weight: 400;
}

.reviews .desc {
    text-align: center;
    font-size: 13px;
    margin-bottom: 40px;
    color:#C3C6D6;
    font-weight: 300;
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.review-card {
    background-color: rgba(255,255,255,0.03);
    border-radius: 8px;
    overflow: hidden;
}

.review-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    opacity: 0.5;
}

.review-card .location {
    position: absolute;
    top: 10px;
    left: 10px;
    background-color: #A1CF00;
    color: #000;
    font-size: 10px;
    padding: 2px 6px;
    border-radius: 4px;
}
    
.review-card .content {
    padding: 20px;
}

.review-card p {
    font-size: 12px;
    color:#C3C6D6;
    font-weight: 300;
    margin-bottom: 16px;
}

.review-card .author {
    display: flex;
    align-items: center;
    gap: 10px;
}

.review-card .avatar {
    width: 30px;
    height: 30px;
    background-color: #A1CF00;
    border-radius: 5px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: bold;
    color:#131B2E;
    font-weight: 300;
}

.review-card .info h5 {
    font-size: 12px;
    color:#DAE2FD;
    font-weight: 300;
}

.review-card .info span {
    font-size: 11px;
    color:#DAE2FD;
    font-weight: 300;
}

.industry-hero {
    background: url("../images/industry-bg.png") no-repeat center center / cover;
    padding: 200px 260px 400px 260px;
    position: relative;
}

.industry-hero::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(19,27,46,0.3), rgba(19,27,46,0.9));
    z-index: 0;
}

.industry-hero .container {
    position: relative;
    z-index: 1;
}

.industry-hero h1 {
    font-size: 40px;
    margin-bottom: 16px;
    color:#B2C5FF;
    font-weight: 300;
}

.industry-hero p {
    max-width: 500px;
    color:#C3C6D6;
    font-weight: 300;
    margin-bottom: 30px;
    line-height: 1.8;
}

/* 光储一体化服务 */
.industry-service {
    padding: 80px 0;
}

.service-wrap {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.service-text h2 {
    font-size: 24px;
    color: #A1CF00;
    margin-bottom: 20px;
    font-weight: 300;
}

.service-text p {
    font-size: 13px;
    margin-bottom: 30px;
    color:#C3C6D6;
    font-weight: 300;
    line-height: 1.8;
}

.service-list .item {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
    padding-left: 12px;
    border-left: 2px solid;
    background: #1c2437;
    align-items: center;
    padding:10px;
}

.service-list .info{
    display: flex;
    flex-direction: column;
}

.service-list .item:nth-child(1) {
    border-color: #A1CF00;
}

.service-list .item:nth-child(2) {
    border-color: #fff;
}

.service-list .icon {
    color: #A1CF00;
    margin-top: 2px;
}

.service-list .item h4 {
    display: flex;
    font-weight: 300;
    color:#B2C5FF;
    font-size: 14px;
    letter-spacing: 1px;
}

.service-list .item p {
    font-size: 12px;
    display: flex;
    margin-bottom: 0;
    color:#C3C6D6;
}

.service-imgs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.service-img {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
}

.service-img img {
    width: 100%;
    height: 260px;
    object-fit: cover;
}

.service-img .tag {
    position: absolute;
    bottom: 12px;
    right: 12px;
    background-color: rgba(0,0,0,0.6);
    padding: 6px 10px;
    border-radius: 4px;
    font-size: 12px;
}

.service-img .tag h5{
    color:#A1CF00;
    font-weight: 300;
    font-size: 12px;
}

.service-img .tag p{
    color:#B2C5FF;
    font-size:13px;
    font-weight: 300;
    margin-top:3px;
}

 /* 商业模式 */
.industry-modes {
    padding: 60px 0;
    text-align: center;
}

.industry-modes h2 {
    font-size: 30px;
    margin-bottom: 8px;
    font-weight: 300;
    color:#B2C5FF;
}

.industry-modes .icon{
    display: inline-block;
    width: 30px;
    height: 30px;
}

.service-list .icon .icon-industry-1{
    width: 25px;
    height: 25px;
    display: inline-block;
    background: url('../images/icon-industry-1.png') no-repeat;
    background-size: 100%;
}

.service-list .icon .icon-industry-2{
    width: 25px;
    height: 36px;
    display: inline-block;
    background: url('../images/icon-industry-2.png') no-repeat;
    background-size: 100%;
}


.industry-modes .desc {
    font-size: 13px;
    margin-bottom: 40px;
    color:#C3C6D6;
    margin-top:10px;
}

.industry-modes .modes-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    max-width: 1000px;
    margin: 0 auto;
}

.industry-modes .mode-card {
    background-color: rgba(255,255,255,0.03);
    padding: 30px;
    border-radius: 8px;
    text-align: left;
}

.industry-modes .mode-card .icon {
    color: #A1CF00;
    margin-bottom: 16px;
}

.industry-modes .mode-card h3 {
    margin-bottom: 16px;
    font-size: 16px;
    font-weight: 300;
    color:#B2C5FF;
    margin-top:10px;
}

.industry-modes .mode-card p{
    font-size:12px;
    margin-bottom:16px;
    font-weight: 300;
    color:#C3C6D6;
}

.industry-modes .mode-card ul {
    list-style: none;
    margin-bottom: 20px;
}

.industry-modes .mode-card li {
    font-size: 13px;
    opacity: 0.8;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.industry-modes .mode-card li::before {
    content: "";
    display: inline-block;
    width:13px;
    height: 13px;
    background: url("../images/choose-ok.png") no-repeat;
    background-size: 100% 100%;
    color: #A1CF00;
}

.industry-modes  .mode-card .tip {
    font-size: 11px;
    color:#8D90A0;
    font-weight: 300;
    margin-top:50px;
}

/* 应用场景 */
.industry-scenarios {
    padding: 60px 0;
    text-align: center;
}

.industry-scenarios h2 {
    font-weight: 300;
    font-size: 30px;
    margin-bottom: 40px;
    color:#B2C5FF;
}

.industry-scenarios .scenarios-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 20px;
    max-width: 1000px;
    margin: 0 auto;
}

.industry-scenarios .scenario-item {
    text-align: center;
}

.industry-scenarios .scenario-item .icon {
    margin-bottom: 8px;
    display: inline-block;
    width:45px;
    height:45px;
}

.industry-scenarios .scenario-item .scene-iocn-1{
    display: inline-block;
    width: 45px;
    height:45px;
    background: url('../images/scene-icon-1.png') no-repeat;
    background-size: 100%;
}

.industry-scenarios .scenario-item .scene-iocn-2{
    display: inline-block;
    width: 45px;
    height:45px;
    background: url('../images/scene-icon-2.png') no-repeat;
    background-size: 100%;
}

.industry-scenarios .scenario-item .scene-iocn-3{
    display: inline-block;
    width: 45px;
    height:45px;
    background: url('../images/scene-icon-3.png') no-repeat;
    background-size: 100%;
}

.industry-scenarios .scenario-item .scene-iocn-4{
    display: inline-block;
    width: 45px;
    height:45px;
    background: url('../images/scene-icon-4.png') no-repeat;
    background-size: 100%;
}

.industry-scenarios .scenario-item .scene-iocn-5{
    display: inline-block;
    width: 45px;
    height:45px;
    background: url('../images/scene-icon-5.png') no-repeat;
    background-size: 100%;
}

.industry-scenarios .scenario-item .scene-iocn-6{
    display: inline-block;
    width: 45px;
    height:45px;
    background: url('../images/scene-icon-6.png') no-repeat;
    background-size: 100%;
}

.industry-scenarios .scenario-item p {
    font-size: 12px;
    margin-top:10px;
    color:#DAE2FD;
}

.industry-scenarios .industry-icon{
    width:40px;
    height:40px;
    background: #2D3449;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 5px;
}

.industry-icon .icon-model-1{
    background: url('../images/industry-model-1.png') no-repeat;
    background-size: 100%;
    display: inline-block;
    width:20px;
    height:20px;
}

.industry-icon .icon-model-2{
    background: url('../images/industry-model-2.png') no-repeat;
    background-size: 100%;
    display: inline-block;
    width:20px;
    height:20px;
}

.industry-icon .icon-model-3{
    background: url('../images/industry-model-3.png') no-repeat;
    background-size: 100%;
    display: inline-block;
    width:20px;
    height:20px;
}

/* 项目案例 */
.cases {
    padding: 60px 0;
}

.cases h2 {
    font-size: 24px;
    margin-bottom: 40px;
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.case-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    background-color: rgba(255,255,255,0.03);
    border-radius: 8px;
    overflow: hidden;
}

.case-card img {
    width: 100%;
    height: 240px;
    object-fit: cover;
}

.case-content {
    padding: 20px 10px;
    position: relative;
}

.case-content .tag {
    background-color: rgba(161,207,0,0.2);
    color: #A1CF00;
    font-size: 10px;
    padding: 2px 6px;
    border-radius: 4px;
    display: inline-block;
    margin-bottom: 8px;
}

.case-content h4 {
    margin-bottom: 12px;
    color:#B2C5FF;
    font-weight: 300;
}

.case-content p {
    font-size: 12px;
    color:#C3C6D6;
    font-weight: 300;
    margin-bottom: 16px;
}

.case-stats {
    display: flex;
    gap: 20px;
    position: absolute;
    bottom:15px;
}

.case-stat p {
    font-size: 11px;
    color:#8D90A0;
    font-weight: 300;
    margin-bottom: 5px !important;
}

.case-stat strong {
    color: #A1CF00;
    font-size: 14px;
    font-weight: 300;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .hamburger {
        display: flex;  /* 显示汉堡按钮 */
    }
    
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;  /* 初始隐藏在右侧 */
        width: 230px;
        height: 100vh;
        background-color: rgba(10, 25, 47, 0.98);
        flex-direction: column;
        padding: 100px 20px 20px;
        transition: right 0.3s ease;
    }
    
    .nav-links.active {
        right: 0;  /* 展开时滑入 */
    }
    
    .nav-buttons {
        display: none;  /* 隐藏获取方案按钮 */
    }
    
    .container {
        padding: 0 15px;
    }
    
    /*.navbar-container {*/
    /*    flex-direction: column;*/
    /*    gap: 15px;*/
    /*}*/
    .nav-links {
        flex-wrap: wrap;
        justify-content: flex-start;
        gap: 5px;
    }

    .nav-links li {
        margin: 5px 8px;
    }
    
    .nav-links a {
        font-size: 14px;
    }

    .nav-buttons {
        padding: 6px 18px;
    }

    .nav-buttons .get-case {
        font-size: 12px;
    }
    
     /* === 首页 Hero === */
    .hero {
        padding: 180px 0 100px;
    }

    .hero-title {
        font-size: 40px !important;
    }

    .hero-subtitle {
        font-size: 16px;
    }

    .hero-buttons {
        flex-direction: column;
        gap: 15px;
    }

    .hero-buttons .btn,
    .cat-buttons .btn {
        padding: 12px 28px;
        font-size: 13px;
    }

    /* === 公司介绍 === */
    .company-intro {
        padding: 60px 0;
    }
    .intro-content {
        flex-direction: column;
          text-align: left;
        gap: 30px;
    }
    
    .intro-image,
    .intro-text {
        flex: none;
        width: 100%;
    }

    .intro-text h3 {
        font-size: 24px;
    }
    
    .intro-text p {
        font-size: 14px;
    }
    .intro-features {
        flex-direction: column;
        gap: 15px;
        margin-top: 30px;
    }
    
    .feature-item {
        width: 100%;
    }

    /* === 核心业务 === */
    .core-business {
        padding: 60px 0;
    }

    .business-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .business-grid,
    .modules-grid,
    .projects-grid,
    .partners-grid {
        grid-template-columns: 1fr;
    }

    .footer-content {
        flex-direction: column;
        gap: 30px;
    }

    .footer-links {
        flex-direction: column;
        gap: 20px;
    }
    
    .footer .dy-about {
        flex-direction: column;
        gap: 15px;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 15px;
    }
    
    .business-image {
        height: 300px;
    }
    .section-view {
        top: auto;
        left: auto;
        position: relative;
        padding: 15px;
    }
    
    .business-desc {
        margin-top: 10px;
    }

    /* === 业务模块 === */
    .business-modules {
        padding: 60px 0;
    }
    
    .modules-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    /* === 标杆项目 === */
    .benchmark-projects {
        padding: 60px 0;
    }

    .projects-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .benchmark-projects .title-small {
        flex-direction: column;
        gap: 10px;
    }

    /* === 合作伙伴 === */
    .partners {
        padding: 60px 0;
    }
    /* === CTA区域 === */
    .cta-section {
        padding: 60px 0;
    }

    .cta-title {
        font-size: 26px;
    }

    .cat-buttons {
        flex-direction: column;
        gap: 15px;
    }

    /* === 页脚 === */
    .footer {
        padding: 40px 0 20px;
    }
    
    /* === 项目案例页面 === */
    .case-hero {
        padding: 180px 0 150px !important;
    }

    .case-hero h1 {
        font-size: 36px;
    }

    .case-small-tit {
        flex-direction: column;
        align-items: flex-start !important;
    }

    .case-small-tit .tit-left {
        margin-bottom: 15px;
        margin-right: 0;
    }

    .case-list {
        margin-top: -50px;
    }

    .case-list .filter-tabs {
        flex-wrap: wrap;
        width: 100%;
    }

    .case-list .tab-btn {
        flex: 1;
        min-width: calc(50% - 6px);
    }

    .case-list .project-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .flagship-section .flagship-wrap {
        grid-template-columns: 1fr;
        grid-auto-rows: auto;
        gap: 20px;
    }

    .flagship-section .flagship-main img {
        height: 250px;
    }

    .flagship-section .flagship-main .desc h3 {
        font-size: 22px;
    }

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

    .flagship-section .testimonial p:last-child {
        margin-top: 20px;
    }

    /* === 关于我们页面 === */
    .about-hero {
        padding: 150px 0 100px;
    }

    .about-hero .hero-title {
        font-size: 28px;
    }

    .about-intro {
        padding: 40px 0;
    }

    .intro-wrap {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .feature-list {
        flex-direction: column;
        gap: 15px;
    }

    .cert-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }

    .contact-wrap {
        grid-template-columns: 1fr;
    }

    .contact-info,
    .contact-form {
        padding: 25px;
    }

    .form-row {
        flex-direction: column;
        gap: 10px;
    }

    /* === 光伏电站投资页面 === */
    .power-hero {
        padding: 150px 0 200px;
    }

    .power-hero h1 {
        font-size: 32px;
    }

    .conditions {
        padding: 40px 0;
    }

    .conditions-top {
        flex-direction: column;
        gap: 15px;
    }

    .conditions-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .service-flow {
        padding: 40px 0;
    }

    .flow-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }

    .why-us {
        padding: 40px 0;
    }

    .why-wrap {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    /* === 家庭光储系统页面 === */
    .family-hero {
        padding: 150px 0 200px;
    }

    .family-hero h1 {
        font-size: 32px;
    }

    .features {
        padding: 40px 0;
    }

    .features-wrap {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .features-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .modes {
        padding: 40px 0;
    }

    .modes-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .scenarios {
        padding: 40px 0;
    }

    .scenarios-grid:nth-of-type(1),
    .scenarios-grid:nth-of-type(2) {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .scenario-card img {
        height: 200px;
    }

    .reviews {
        padding: 40px 0;
    }

    .reviews-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    /* === 工商业光储解决方案页面 === */
    .industry-hero {
        padding: 150px 0 200px;
    }

    .industry-hero h1 {
        font-size: 32px;
    }

    .industry-service {
        padding: 40px 0;
    }

    .service-wrap {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .service-imgs {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .service-img img {
        height: 200px;
    }

    .industry-modes {
        padding: 40px 0;
    }

    .industry-modes .modes-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .industry-scenarios {
        padding: 40px 0;
    }

    .industry-scenarios .scenarios-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 15px;
    }

    .cases {
        padding: 40px 0;
    }

    .cases-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .case-card {
        grid-template-columns: 1fr;
    }

    .case-card img {
        height: 200px;
    }

    .case-stats {
        position: relative;
        bottom: auto;
        margin-top: 15px;
    }
    
    
}