/* ====================== 全局样式 ====================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    color: #1E293B;
    background-color: #F8FAFC;
    overflow-x: hidden;
}

a{
    text-decoration: none;
}
.container {
    width: 90%;
    margin: 0 auto;
    padding: 0 20px;
}

@media (max-width:920px) {
    .container{
        width: 96%;
    }
}

/* 颜色变量 */
:root {
    --primary: #0A3D62;
    --gold: #D4AF37;
    --dark: #1E293B;
    --light: #F8FAFC;
    --gray: #f5f5f5;
}

/* 通用间距 */
.section {
    padding: 60px 0;
}

.section-white {
    background: #fff;
}

.section-gray {
    background: #f5f5f5;
}

.section-primary {
    background: #0a3d62;
    color: #fff;
}

/* 标题样式 */
.section-title {
    font-size: clamp(1.8rem, 3vw, 2.5rem);
    font-weight: bold;
    color: #0a3d62;
    text-align: center;
    margin-bottom: 20px;
}

.section-subtitle {
    text-align: center;
    color: #666;
    margin-bottom: 20px;
}

.section-heading {
    font-size: 1.25rem;
    font-weight: bold;
    margin-bottom: 24px;
}

.text-white {
    color: #fff !important;
}

.text-gold {
    color: #d4af37 !important;
}

.text-light {
    color: #e2e8f0;
}

.mt-8 {
    margin-top: 32px;
}

/* 网格布局 */
.grid {
    display: grid;
    gap: 30px;
}

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

.grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

/* 卡片悬浮动画 */
.card-hover {
    transition: all 0.3s ease;
}

.card-hover:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.1);
}

.sjkx {
    display: block;
}

@media(min-width: 1000px) {
    .sjkx {
        display: none;
    }
}

/* ====================== 导航栏 ====================== */
.header {
    position: fixed;
    width: 100%;
    height: 80px;
    top: 0;
    z-index: 999;
    background: rgba(255,255,255,0.9);
    backdrop-filter: blur(8px);
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.header-container {
    height: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

 /* ====================== 新版Logo样式（推荐） ====================== */
.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    transition: all 0.3s ease;
}
.logo:hover {
    gap: 15px;
}
/* 图标容器 - 鎏金底色+白色图标，商务质感拉满 */
.logo-icon {
    width: 40px;
    height: 40px;
    background: #d4af37;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 18px;
    box-shadow: 0 4px 10px rgba(212, 175, 55, 0.2);
}
.logo-icon img{
    width: 18px;
    height: 18px;
}
/* 文字组 */
.logo-text-group {
    line-height: 1.2;
}
/* 主标题 */
.logo-main {
    display: block;
    font-size: 20px;
    font-weight: 800;
    color: #0a3d62;
    letter-spacing: 1px;
}
/* 副标题（英文） */
.logo-sub {
    display: block;
    font-size: 11px;
    color: #d4af37;
    font-weight: 600;
    letter-spacing: 0.5px;
}

/* 桌面导航 */
.nav-desktop {
    display: flex;
    gap: 32px;
}

.nav-link {
    color: #0a3d62;
    font-weight: 500;
    text-decoration: none;
    transition: color 0.3s;
}

.nav-link:hover {
    color: #d4af37;
}

/* 移动端按钮 */
.nav-mobile-btn {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    color: #0a3d62;
    cursor: pointer;
}
.nav-mobile-btn img{
    width: 24px;
    height: 24px;
}

/* 移动端导航 */
.nav-mobile {
    display: none;
    background: #fff;
    box-shadow: 0 5px 10px rgba(0,0,0,0.1);
}

.nav-mobile-content {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 15px 0;
}

.nav-mobile-link {
    color: #0a3d62;
    padding: 10px 0;
    border-bottom: 1px solid #f1f1f1;
    text-decoration: none;
}

.hidden {
    display: block;
}

@media (max-width:768px) {
    .logo-main{
        font-size: 30px;
    }
    .logo-sub{
        font-size: 16px;
    }
}

/* ====================== Banner ====================== */
.banner {
    min-height: 100vh;
    background: url('../UploadFiles/bj/banner1.jpg') center/cover;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 80px;
}

.banner-overlay {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #fff;
}

.banner-content {
    max-width: 1000px;
}

.banner-title {
    font-size: clamp(2rem, 5vw, 4rem);
    font-weight: bold;
    margin-bottom: 16px;
}

.banner-en {
    font-size: clamp(1rem, 2vw, 1.5rem);
    color: #d4af37;
    margin-bottom: 32px;
}

.banner-slogan {
    font-size: clamp(1.2rem, 3vw, 2rem);
    margin-bottom: 48px;
}

@media (max-width:920px) {
    .banner{
        min-height: 60vh;
    }
    .banner-title{
        margin-bottom: 5px;
    }
    .banner-en{
        margin-bottom: 10px;
    }
    .banner-slogan{
        margin-bottom: 10px;
    }
}


.btn-primary {
    display: inline-block;
    background: #d4af37;
    color: #0a3d62;
    padding: 12px 32px;
    border-radius: 50px;
    font-size: 18px;
    font-weight: bold;
    text-decoration: none;
    transition: background 0.3s;
}

.btn-primary:hover {
    background: #fff;
}

/* ====================== 关于我们样式 ====================== */
  .about-wrapper {
    /* display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center; */
    display: flex;
    justify-content: space-between;
    align-items: center;
  }

  .about-syleft{
    width: 45%;
    padding: 70px 0;
  }
  
  .about-title {
    font-size: 1.3rem;
    font-weight: bold;
    color: #0a3d62;
    margin-bottom: 16px;
  }
  
  .about-desc {
    line-height: 2.6;
    color: #444;
    font-size: 1rem;
  }
  
  .about-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 12px;
  }
  
  .about-tags span {
    padding: 8px 18px;
    background: #f1f5f9;
    color: #0a3d62;
    border-radius: 50px;
    
    font-weight: 500;
    border: 1px solid #e2e8f0;
    border-radius: 30px;
  }

  .about-syright{
    width: 50%;
    max-height: 400px;
  }
  
  .about-syright img{
    width: 100%;
    height: 100%;
  }

  /* 国际范动态按钮 */
.btn-global {
    display: inline-block;
    padding: 14px 36px;
    background: #0A3D62;
    color: #fff;
    font-size: 15px;
    font-weight: 500;
    text-decoration: none;
    border-radius: 50px; /* 国际风大圆角 */
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.15);
    border: none;
    cursor: pointer;
    margin-top: 20px;
  }
  
  /* 悬浮动态效果 */
  .btn-global:hover {
    background: #1d4ed8;
    transform: translateY(-3px); /* 向上浮起 */
    box-shadow: 0 8px 20px rgba(37, 99, 235, 0.25); /* 阴影变大 */
  }
  
  /* 点击动态效果 */
  .btn-global:active {
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.2);
  }

  
  /* 响应式 */
  @media (max-width: 920px) {
    .about-wrapper {
        flex-wrap: wrap;
    }
    .about-syleft{
        width: 100%;
        padding: 0 ;
    }
    .about-syright{
        width: 100%;
        margin-top: 20px;
    }
  }



/* ====================== 集团实力 ====================== */
.industry-ecology {
    margin-bottom: 60px;
    text-align: center;
}

.card {
    background: #f5f5f5;
    padding: 32px;
    border-radius: 16px;
    text-align: center;
}

.card-icon {
    font-size: 32px;
    color:#d4af37;
    margin-bottom: 16px;
}

.card-icon img{
    width: 40px;
    height: 40px;
}

.card-title {
    font-size: 18px;
    font-weight: bold;
    color: #0a3d62;
    margin-bottom: 12px;
}

.card-desc {
    color: #666;
    
}

.advantage-card {
    padding: 36px;
    border: 1px solid #eee;
    border-radius: 8px;
    text-align: center;
}

.advantage-card img{
    width: 40px;
    height: 40px;
}

.advantage-title {
    font-weight: bold;
    margin-bottom: 8px;
    font-size: 18px;
}

.advantage-desc {
    
    color: #666;
}

/* ====================== 业务布局 ====================== */
.business-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
    margin-bottom: 60px;
}

.business-image img {
    width: 100%;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.strategy-card {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(8px);
    padding: 32px;
    border-radius: 16px;
    max-width: 800px;
    margin: 0 auto;
}

.strategy-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

/* ====================== 重点项目 ====================== */
.project-card {
    background: #f5f5f5;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
}

.project-card img {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.project-info {
    padding: 24px;
}

.project-title {
    font-size: 20px;
    font-weight: bold;
    color: #0a3d62;
    margin-bottom: 12px;
}

.project-desc {
    color: #666;
    margin-bottom: 16px;
}




/* ====================== 页脚 ====================== */
.footer {
    background: #1e293b;
    color: #fff;
    text-align: center;
    padding: 32px 0;
}


/* ====================== 响应式适配 ====================== */
@media (max-width: 1024px) {
    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 920px) {
    .nav-desktop {
        display: none;
    }
    
    .nav-mobile-btn {
        display: block;
    }
    
    .grid-2,
    .grid-3,
    .business-layout {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .section {
        padding: 50px 0;
    }
    
    .grid-4 {
        grid-template-columns: 1fr;
    }
}


/* ====================== 新版业务布局（无图片） ====================== */
.business-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-bottom: 50px;
  }
  
  .business-box {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 18px;
    padding: 40px 32px;
    text-align: left;
    transition: all 0.3s ease;
  }
  
  .business-box:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-6px);
  }
  
  .business-icon {
    width: 60px;
    height: 60px;
    background: #d4af37;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    color: #0a3d62;
    margin-bottom: 24px;
  }

  .business-icon img{
    width: 30px;
    height: 30px;
  }
  
  .business-box h3 {
    font-size: 1.25rem;
    margin-bottom: 16px;
    color: #fff;
  }
  
  .business-box p {
    color: #e2e8f0;
    line-height: 1.8;
    margin-bottom: 20px;
  }
  
  .business-points {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    padding: 0;
  }
  
  .business-points li {
    background: rgba(255, 255, 255, 0.1);
    padding: 6px 14px;
    border-radius: 50px;
    
    color: #fff;
  }
  
  /* 战略板块 */
  .business-strategy {
    max-width: 800px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 30px;
    text-align: center;
  }
  
  .business-strategy h3 {
    font-size: 1.2rem;
    color:#d4af37;
    margin-bottom: 20px;
  }
  
  .strategy-items {
    display: flex;
    flex-direction: column;
    gap: 12px;
    align-items: center;
  }
  
  .strategy-item {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #e2e8f0;
    font-size: 1rem;
  }
  .strategy-item img{
    width: 14px;
    height: 16px;
  }
  
  
  /* 移动端适配 */
  @media (max-width: 920px) {
    .business-container {
      grid-template-columns: 1fr;
    }
  }



  /* ====================== 栏目内页专属样式 ====================== */
/* 内页顶部banner */
.inner-banner {
    background: #0a3d62;
    padding: 120px 0 40px;
    text-align: center;
    color: #fff;
  }
  .inner-title {
    font-size: clamp(1.8rem, 3vw, 2.5rem);
    font-weight: bold;
    margin-bottom: 12px;
  }
  .inner-subtitle {
    color: #d4af37;
    font-size: 1rem;
  }
  


  /* ====================== 集团实力内页专属样式 ====================== */
/* 集团实力内页全新样式（无首页卡片/网格雷同） */


/* 内页主体布局：左右分栏（核心差异化） */
.strength-page {
    padding: 60px 0;
}
.strength-item {
    display: flex;
    gap: 50px;
    margin-bottom: 60px;
    align-items: flex-start;
}
.strength-left {
    min-width: 220px;
}
.strength-left h2 {
    font-size: 20px;
    color: #0a3d62;
    margin-bottom: 12px;
    font-weight: 600;
}
.strength-left .line {
    width: 40px;
    height: 3px;
    background: #d4af37;
}
.strength-right {
    flex: 1;
    line-height: 1.9;
    color: #444;
}

/* 核心数据行 */


/* 生态模块 */
.eco-item {
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 1px dashed #eee;
}
.eco-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}
.eco-item h3 {
    font-size: 18px;
    color: #0a3d62;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.eco-item h3 img{
    width: 20px;
    height: 20px;
}

/* 优势列表 */
.advantage-list {
    list-style: none;
    padding: 0;
}
.advantage-list li {
    padding: 12px 0;
    border-bottom: 1px solid #f1f1f1;
    display: flex;
    align-items: center;
    gap: 12px;
    
}
.advantage-list li img{
    width: 20px;
    height: 20px;
}





/* 响应式 */
@media (max-width: 920px) {
    .strength-item {
        flex-direction: column;
        gap: 20px;
    }
    .data-line, .scale-box {
        flex-direction: column;
    }
}


/* ====================== 联系我们内页样式 ====================== */


/* 布局和集团实力页完全统一 */
/* .contact-page {
    padding: 60px 0;
}

.lxwm-title{
    text-align: center;
    padding: 20px 0;
}

.contact-item{
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 40px;
}
.info-item{
    padding: 30px;
}
.lxwm-img{
    width: 72px;
    height: 72px;
    margin: 0 auto 24px;
    border-radius: 50%;
    background: url(../UploadFiles/tb/电话.png) no-repeat center center, linear-gradient(135deg, rgba(37, 99, 235, 0.1), rgba(249, 115, 22, 0.1));
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
} */

/* ====================== 优化版·商务风卡片式联系我们 ====================== */

/* 卡片容器（加高上下间距，解决底部空的问题） */
.contact-cards-page {
    padding: 80px 0 100px; /* 大幅加高上下内边距，填充底部空白 */
}
.contact-cards-wrapper {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}
.contact-company-title {
    font-size: 30px;
    color: #333;
    font-weight: 600;
    text-align: center;
    margin-bottom: 50px; /* 和卡片保持合适间距 */
}


/* 单个卡片（优化内边距+商务鎏金风） */
.contact-card {
    background: #fff;
    border-radius: 10px;
    padding: 50px 25px; /* 加高卡片内边距，让卡片更饱满 */
    text-align: center;
    box-shadow: 0 3px 12px rgba(0,0,0,0.08);
    border-top: 3px solid var(--gold);
    transition: 0.3s;
}
.contact-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 18px rgba(0,0,0,0.12);
}
.contact-icon-box {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background: rgba(28, 60, 118, 0.1); /* 主色浅背景 */
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}
.contact-icon-box img {
    width: 30px;
    height: 30px;
}
.contact-label {
    font-size: 18px;
    color: var(--primary);
    margin-bottom: 10px;
    font-weight: 500;
}
.contact-value {
    color: #555;
    line-height: 1.6;
}

/* 导航高亮 */
.nav-link.active {
    color: var(--gold) !important;
}

/* 响应式适配 */
@media (max-width: 920px) {
    .contact-cards-wrapper {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .contact-card {
        padding: 40px 20px;
    }
    .contact-banner h1 {
        font-size: 26px;
    }
    .contact-banner {
        padding: 60px 0;
    }
    .contact-cards-page {
        padding: 60px 0 80px;
    }
    .contact-company-title {
        font-size: 18px;
    }
}


/* ====================== 关于我们内页专属样式 ====================== */
/* 内页Banner（与其他内页统一风格） */
.about-banner {
    margin-top: 70px;
    background: #f5f7fa;
    padding: 60px 0;
    text-align: center;
}
.about-banner h1 {
    font-size: 28px;
    color: var(--primary);
    margin-bottom: 10px;
    font-weight: 600;
}
.about-banner p {
    color: #666;
    font-size: 16px;
}

/* 内页主体布局（与集团实力/联系我们完全统一的左右分栏） */
.about-page {
    padding: 80px 0 100px;
}
.about-item {
    display: flex;
    gap: 50px;
    margin-bottom: 60px;
    align-items: flex-start;
}
.about-left {
    min-width: 220px;
}
.about-left h2 {
    font-size: 20px;
    color: var(--primary);
    margin-bottom: 12px;
    font-weight: 600;
}
.about-left .line {
    width: 40px;
    height: 3px;
    background: var(--gold);
}
.about-right {
    flex: 1;
    line-height: 1.9;
    color: #444;
}

/* 发展历程时间轴 */
.timeline {
    position: relative;
    padding-left: 40px;
}
.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: #eee;
}
/* 企业文化网格 */
.culture-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}
.culture-item {
    background: #f9fafb;
    padding: 25px;
    border-radius: 8px;
    text-align: center;
    border: 1px solid #eee;
}
.culture-item i {
    font-size: 30px;
    margin-bottom: 15px;
}
.culture-item h4 {
    font-size: 16px;
    color: var(--primary);
    margin-bottom: 8px;
}
.culture-item p {
    color: #666;
    
    line-height: 1.7;
}
.culture-item img{
    width: 40px;
    height: 40px;
}


/* 响应式适配（与其他内页统一） */
@media (max-width: 920px) {
    .about-item {
        flex-direction: column;
        gap: 20px;
    }
    .culture-grid {
        grid-template-columns: 1fr;
    }
    .timeline {
        padding-left: 35px;
    }
}




/* ====================== 业务布局内页·带图片样式 ====================== */
.business-banner {
    margin-top: 70px;
    background: #f5f7fa;
    padding: 60px 0;
    text-align: center;
}
.business-banner h1 {
    font-size: 28px;
    color: var(--primary);
    margin-bottom: 10px;
    font-weight: 600;
}
.business-banner p {
    color: #666;
    font-size: 16px;
}

.business-page {
    padding: 60px 0;
}
.business-item {
    display: flex;
    gap: 50px;
    margin-bottom: 60px;
    align-items: flex-start;
}
.business-left {
    min-width: 220px;
}
.business-left h2 {
    font-size: 20px;
    color: var(--primary);
    margin-bottom: 12px;
    font-weight: 600;
}
.business-left .line {
    width: 40px;
    height: 3px;
    background: var(--gold);
}
.business-right {
    flex: 1;
    line-height: 1.9;
    color: #444;
}



/* 国内布局卡片 */
.domestic-card {
    background: #f9fafb;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid #eee;
}
.domestic-text {
    padding: 20px;
}
.area-box {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}
.area-item {
    padding: 10px;
}
.area-item img {
    width: 20px;
    height: 20px;
}
.area-item h4 {
    font-size: 18px;
    color: var(--primary);
    margin-bottom: 4px;
}
.area-item p {
    
    color: #666;
    margin: 0;
}

/* 海外布局卡片 */
.global-card {
    background: #f9fafb;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid #eee;
}
.global-text {
    padding: 20px;
}
.global-item {
    margin-bottom: 12px;
    padding-bottom: 12px;
    border-bottom: 1px dashed #eee;
}
.global-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
}
.global-item h4 {
    font-size: 18px;
    color: var(--primary);
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.global-item h4 img{
    width: 20px;
    height: 20px;
}
.global-item p {
    
    color: #666;
    margin: 0;
}

/* 核心业务列表 */
.business-list {
    list-style: none;
    padding: 0;
}
.business-list li {
    padding: 12px 18px;
    background: #f5f7fa;
    border-radius: 6px;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 12px;
    
}
.business-list  li img {
    width: 20px;
    height: 20px;
}

/* 导航高亮 */
.nav-link.active {
    color: var(--gold) !important;
}

/* 响应式 */
@media (max-width: 920px) {
    .business-item {
        flex-direction: column;
        gap: 20px;
    }
    .area-box {
        grid-template-columns: 1fr;
    }
}


 /* ====================== 项目详情页样式 ====================== */
 .project-detail-banner {
    margin-top: 70px;
    background: #f5f7fa;
    padding: 60px 0;
    text-align: center;
}
.project-detail-banner h1 {
    font-size: 28px;
    color: var(--primary);
    margin-bottom: 10px;
    font-weight: 600;
}
.project-detail-banner p {
    color: #666;
    font-size: 16px;
}

.project-detail-page {
    padding: 60px 0;
}
.detail-item {
    display: flex;
    gap: 50px;
    margin-bottom: 40px;
    align-items: flex-start;
}
.detail-left {
    min-width: 220px;
}
.detail-left h2 {
    font-size: 20px;
    color: var(--primary);
    margin-bottom: 12px;
    font-weight: 600;
}
.detail-left .line {
    width: 40px;
    height: 3px;
    background: var(--gold);
}
.detail-right {
    flex: 1;
    line-height: 1.9;
    color: #444;
    
}

/* 返回按钮 */
.back-btn {
    display: inline-block;
    padding: 10px 30px;
    background: var(--primary);
    color: #fff;
    border-radius: 4px;
    text-decoration: none;
    transition: 0.3s;
}
.back-btn:hover {
    background: #1a3a6c;
}

/* 响应式 */
@media (max-width: 920px) {
    .detail-item {
        flex-direction: column;
        gap: 20px;
    }
}

/* 重点项目内容页 */
.nybj{
    width: 90%;
    margin: 0 auto;
    padding: 30px 0;
}

.nybj .nyr .name{
    font-size: 20px;
    text-align: center;
    font-weight: 600;
    padding: 30px 0;
    font-size: 24px;
}
.intro{
    line-height: 30px;
    text-indent: 1rem;
}
/* 响应式 */
@media (max-width: 920px) {
    .nybj {
        width: 96%;
    }
}


/* 文章内页 */
.control p a{
    color: #1e293b;
}
.control p a:hover{
    color: #0a3d62;
}