body{

margin:0;
font-family:Arial;

padding-top:80px;

}

/* 导航栏 */

header{

display:flex;
justify-content:space-between;
align-items:center;

padding:20px 10%;

background:#222;
color:white;

position:fixed;
top:0;
left:0;

width:100%;

box-sizing: border-box;

z-index:1000;

}

nav ul{

list-style:none;
display:flex;
gap:20px;

}

nav a{

color:white;
text-decoration:none;

}


/* Banner */

.banner{

height:100vh;

background:url("../images/banner.webp") center/cover no-repeat;

display:flex;
flex-direction:column;
justify-content:center;
align-items:center;

text-align:center;

color:white;

}

.banner h1{

font-size:48px;
margin-bottom:20px;

}

.banner p{

font-size:20px;

}

.btn{

display:inline-block;
margin-top:20px;
padding:10px 20px;

background:#ff6a00;
color:white;

text-decoration:none;

}



.img-box {
  width: 100%;
  height: 220px;
  overflow: hidden;
}

.img-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}


/* 公司介绍 */

.about{

padding:60px 10%;

text-align:center;

}


/* 产品 */

/* =========================
   产品中心页面 Banner
========================= */
.page-banner{
  position: relative;
  height: 320px;
  background: linear-gradient(rgba(10,20,30,0.45), rgba(10,20,30,0.45)),
              url('../images/banner-forklift.webp') center/cover no-repeat;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.page-banner-content{
  position: relative;
  z-index: 2;
  color: #fff;
}

.page-banner-content h1{
  font-size: 42px;
  margin-bottom: 10px;
  font-weight: 700;
}

.page-banner-content p{
  font-size: 16px;
  color: #dbe4ea;
}

/* =========================
   通用标题
========================= */
.section-title{
  text-align: center;
  margin-bottom: 30px;
}

.section-title h2{
  font-size: 32px;
  color: #1b2a35;
  margin-bottom: 10px;
}

.section-title p{
  color: #666;
  font-size: 15px;
}

/* =========================
   产品筛选区域
========================= */
.product-filter-section{
  padding: 60px 10% 30px;
  background: #f7f9fb;
}

.filter-buttons{
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 15px;
  margin-top: 20px;
}

.filter-btn{
  background: #fff;
  border: 1px solid #d9e0e6;
  color: #1b2a35;
  padding: 12px 22px;
  border-radius: 30px;
  cursor: pointer;
  font-size: 14px;
  transition: 0.3s;
  font-weight: 600;
}

.filter-btn:hover,
.filter-btn.active{
  background: #f4b400;
  color: #111;
  border-color: #f4b400;
  transform: translateY(-2px);
}

/* =========================
   产品列表
========================= */
.products-page{
  padding: 30px 10% 80px;
  background: #f7f9fb;
}

.products-grid{
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 25px;
}

.product-card {
  background: #fff;
  border-radius: 16px;
  overflow: hidden;
  text-align: center;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.06);
  border: 1px solid #edf1f4;
  transition: transform 0.35s ease, box-shadow 0.35s ease, border-color 0.35s ease;
  
  display: flex;
  flex-direction: column;
  height: 100%;
  position: relative;
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 16px 34px rgba(0, 0, 0, 0.12);
  border-color: #d9e3ea;
}

.product-image {
  height: 210px;
  background: linear-gradient(135deg, #1b2a35, #2e4658);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 15px;
  overflow: hidden;
  box-sizing: border-box;
}

.product-image img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  display: block;
}

.product-content{
  padding: 22px;
}

.product-tag{
  display: inline-block;
  background: #f4b400;
  color: #111;
  font-size: 12px;
  padding: 6px 12px;
  border-radius: 20px;
  font-weight: 700;
  margin-bottom: 12px;
}

.product-content h3{
  font-size: 20px;
  color: #1b2a35;
  margin-bottom: 12px;
}

.product-content p{
  font-size: 14px;
  color: #666;
  line-height: 1.7;
  margin-bottom: 16px;
}

.product-specs{
  list-style: none;
  padding: 0;
  margin: 0 0 20px;
}

.product-specs li{
  font-size: 14px;
  color: #334;
  padding: 6px 0;
  border-bottom: 1px dashed #e4e9ee;
}

.btn-outline{
  display: inline-block;
  padding: 10px 18px;
  border: 2px solid #1b2a35;
  color: #1b2a35;
  text-decoration: none;
  border-radius: 30px;
  font-weight: 600;
  transition: 0.3s;
}

.btn-outline:hover{
  background: #1b2a35;
  color: #fff;
}

/* =========================
   服务说明
========================= */
.service-highlight{
  padding: 80px 10%;
  background: #ffffff;
}

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

.service-card{
  background: #f8fafc;
  padding: 28px 22px;
  border-radius: 12px;
  border-left: 5px solid #f4b400;
  box-shadow: 0 5px 12px rgba(0,0,0,0.04);
  transition: 0.3s;
}

.service-card:hover{
  transform: translateY(-5px);
}

.service-card h3{
  font-size: 20px;
  margin-bottom: 12px;
  color: #1b2a35;
}

.service-card p{
  font-size: 14px;
  line-height: 1.8;
  color: #666;
}

/* =========================
   产品筛选隐藏动画
========================= */
.product-card.hide{
  display: none;
}

/* =========================
   响应式
========================= */
@media (max-width: 1200px){
  .products-grid{
    grid-template-columns: repeat(3, 1fr);
  }

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

@media (max-width: 900px){
  .products-grid{
    grid-template-columns: repeat(2, 1fr);
  }

  .page-banner-content h1{
    font-size: 34px;
  }
}

@media (max-width: 600px){
  .products-grid{
    grid-template-columns: 1fr;
  }

  .service-grid{
    grid-template-columns: 1fr;
  }

  .page-banner{
    height: 260px;
  }

  .page-banner-content h1{
    font-size: 28px;
  }

  .filter-btn{
    padding: 10px 16px;
    font-size: 13px;
  }
}


/* 服务 */

.services{

padding:60px 10%;

}

.service-grid{

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

}

.service{

background:#f5f5f5;
padding:20px;

}


/* 页脚 */

footer{

background:#222;
color:white;
text-align:center;

padding:20px;

}

.brands{

padding:60px 10%;

text-align:center;

}

.brand-grid{

display:grid;

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

gap:30px;

margin-top:30px;

}

.brand{

background:#f5f5f5;

padding:30px;

font-size:22px;

font-weight:bold;

transition:0.3s;

}

.brand:hover{

background:#ff6a00;

color:white;

}


.page-title{

padding:120px 10% 40px;

text-align:center;

}

.product-grid{

display:grid;

grid-template-columns:repeat(auto-fit,minmax(250px,1fr));

gap:30px;

padding:40px 10%;

}

.product-detail{

display:flex;

gap:40px;

padding:120px 10% 60px;

}

.product-image img{

width:450px;

}

.product-info{

max-width:500px;

}

.specs{

padding:40px 10%;

}

.specs table{

width:100%;
border-collapse:collapse;

}

.specs th,
.specs td{

border:1px solid #ddd;

padding:12px;

}

.floating-contact{

position:fixed;

right:20px;
bottom:30px;

display:flex;
flex-direction:column;

gap:10px;

z-index:999;

}

/* 按钮 */

.contact-btn,
.floating-contact a{

background:#ff6a00;

color:white;

width:50px;
height:50px;

display:flex;

align-items:center;
justify-content:center;

border-radius:50%;

font-size:22px;

text-decoration:none;

cursor:pointer;

}

/* 微信容器 */

.wechat-box{

position:relative;

}

/* 二维码 */

.qr-popup{

position:absolute;

right:60px;
bottom:0;

background:white;

padding:10px;

box-shadow:0 5px 20px rgba(0,0,0,0.3);

opacity:0;

transform:translateX(20px);

transition:0.3s;

pointer-events:none;

}

/* 图片 */

.qr-popup img{

width:150px;

}

/* 鼠标悬停显示 */

.wechat-box:hover .qr-popup{

opacity:1;

transform:translateX(0);

pointer-events:auto;

}

.floating-contact a{

background:#ff6a00;

color:white;

width:50px;
height:50px;

display:flex;
align-items:center;
justify-content:center;

border-radius:50%;

font-size:22px;

text-decoration:none;

}

/* 电话弹窗 */

.phone-box{

position:relative;

}

.phone-popup{

position:absolute;

right:60px;
bottom:10px;

background:white;

padding:10px 15px;

box-shadow:0 5px 20px rgba(0,0,0,0.3);

opacity:0;

transform:translateX(20px);

transition:0.3s;

white-space:nowrap;

pointer-events:none;

}

/* 鼠标悬停显示 */

.phone-box:hover .phone-popup{

opacity:1;

transform:translateX(0);

pointer-events:auto;

}


/* 公司介绍 */

.about-intro{

padding:60px 10%;

line-height:1.8;

}

/* 公司优势 */

.company-advantages{

background:#f5f5f5;

padding:60px 10%;

}

.advantages-grid{

display:grid;

grid-template-columns:repeat(auto-fit,minmax(200px,1fr));

gap:30px;

}

.advantage-card{

background:white;

padding:20px;

text-align:center;

box-shadow:0 5px 10px rgba(0,0,0,0.1);

}

/* 品牌 */

.brands{

padding:60px 10%;

text-align:center;

}

.brand-list{

display:flex;

justify-content:center;

gap:40px;

margin-top:30px;

}

.brand-list img{

height:60px;

}

/* 公司图片 */

.company-gallery{

padding:60px 10%;

}

.gallery-grid{

display:grid;

grid-template-columns:repeat(auto-fit,minmax(250px,1fr));

gap:20px;

}

.gallery-grid img{

width:100%;

border-radius:5px;

}


/* =========================
   业务范围页面
========================= */

.services-section{
  padding: 60px 10%;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  background: #f7f7f7;
}

.service-card{
  background: #fff;
  padding: 30px 25px;
  border-radius: 10px;
  box-shadow: 0 8px 20px rgba(0,0,0,0.08);
  transition: 0.3s;
  text-align: left;
}

.service-card:hover{
  transform: translateY(-8px);
  box-shadow: 0 14px 28px rgba(0,0,0,0.12);
}

.service-icon{
  width: 60px;
  height: 60px;
  background: #ff6a00;
  color: #fff;
  font-size: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  margin-bottom: 20px;
}

.service-card h2{
  font-size: 24px;
  margin-bottom: 15px;
  color: #222;
}

.service-card p{
  color: #555;
  line-height: 1.8;
  margin-bottom: 20px;
}

/* =========================
   服务流程
========================= */

.service-process{
  padding: 70px 10%;
  background: #222;
  color: #fff;
  text-align: center;
}

.service-process h2{
  font-size: 32px;
  margin-bottom: 40px;
}

.process-grid{
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 25px;
}

.process-step{
  background: rgba(255,255,255,0.06);
  padding: 30px 20px;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 10px;
}

.process-step span{
  display: inline-block;
  width: 55px;
  height: 55px;
  line-height: 55px;
  background: #ff6a00;
  border-radius: 50%;
  font-size: 20px;
  font-weight: bold;
  margin-bottom: 18px;
}

.process-step h3{
  margin-bottom: 12px;
  font-size: 20px;
}

.process-step p{
  color: #ddd;
  line-height: 1.7;
}

/* =========================
   应用场景
========================= */

.service-scenes{
  padding: 70px 10%;
  text-align: center;
}

.service-scenes h2{
  font-size: 32px;
  margin-bottom: 35px;
  color: #222;
}

.scene-grid{
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}

.scene-card{
  background: #f5f5f5;
  padding: 28px 20px;
  border-left: 5px solid #ff6a00;
  font-weight: bold;
  color: #333;
  border-radius: 8px;
  transition: 0.3s;
}

.scene-card:hover{
  background: #fff3eb;
  transform: translateY(-5px);
}

/* =========================
   CTA区域
========================= */

.service-cta{
  padding: 70px 10%;
  background: linear-gradient(135deg, #1f1f1f, #333);
  color: #fff;
  text-align: center;
}

.service-cta h2{
  font-size: 34px;
  margin-bottom: 15px;
}

.service-cta p{
  font-size: 18px;
  color: #ddd;
  margin-bottom: 25px;
}

/* =========================
   通用按钮（如果你之前没有）
========================= */

.btn{
  display: inline-block;
  background: #ff6a00;
  color: #fff;
  padding: 12px 24px;
  text-decoration: none;
  border-radius: 6px;
  transition: 0.3s;
}

.btn:hover{
  background: #e55b00;
}

/* =========================
   手机端优化
========================= */

@media (max-width: 768px){

  .services-section,
  .service-process,
  .service-scenes,
  .service-cta{
    padding-left: 5%;
    padding-right: 5%;
  }

  .service-card h2{
    font-size: 22px;
  }

  .service-process h2,
  .service-scenes h2,
  .service-cta h2{
    font-size: 26px;
  }

}


/* 联系我们页面 */

.contact-section{

display:grid;

grid-template-columns:1fr 1fr;

gap:40px;

padding:60px 10%;

}

.contact-info,
.contact-form{

background:#fff;

padding:30px;

box-shadow:0 5px 15px rgba(0,0,0,0.08);

border-radius:8px;

}

.contact-info p{

margin:12px 0;

line-height:1.8;

}

.contact-qr{

margin-top:25px;

text-align:center;

}

.contact-qr img{

width:180px;

margin-top:10px;

border:1px solid #ddd;

padding:8px;

background:#fff;

}

/* 表单 */

.contact-form form{

display:flex;

flex-direction:column;

gap:15px;

margin-top:20px;

}

.contact-form input,
.contact-form textarea{

width:100%;

padding:12px;

border:1px solid #ccc;

border-radius:4px;

font-size:16px;

}

.contact-form textarea{

height:140px;

resize:none;

}

.contact-form button{

background:#ff6a00;

color:white;

border:none;

padding:12px;

font-size:16px;

cursor:pointer;

border-radius:4px;

transition:0.3s;

}

.contact-form button:hover{

background:#e55b00;

}

/* 地图区域 */

.map-section{

padding:60px 10%;

}

.map-placeholder{

height:300px;

background:#f5f5f5;

display:flex;

align-items:center;
justify-content:center;

border:1px dashed #bbb;

font-size:18px;

color:#666;

margin-top:20px;

}


/* ===== 通用容器 ===== */
.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
}

/* ===== 面包屑 ===== */
.breadcrumb {
  background: #f8f8f8;
  padding: 15px 0;
  font-size: 14px;
}

.breadcrumb a {
  color: #0b63ce;
  text-decoration: none;
}

.breadcrumb span {
  color: #666;
}

/* ===== 详情页主区域 ===== */
.product-detail-section {
  padding: 60px 0;
  background: #fff;
}

.product-detail-layout {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 40px;
  align-items: start;
}

/* ===== 图片区域 ===== */
.product-gallery .main-image img {
  width: 100%;
  border-radius: 12px;
  display: block;
  object-fit: cover;
}

.thumbnail-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-top: 15px;
}

.thumbnail-list img {
  width: 100%;
  border-radius: 8px;
  cursor: pointer;
  border: 2px solid #eee;
  transition: 0.3s;
}

.thumbnail-list img:hover {
  border-color: #0b63ce;
}

/* ===== 右侧产品信息 ===== */
.product-info h2 {
  font-size: 32px;
  margin: 15px 0;
  color: #222;
}

.detail-desc {
  color: #555;
  line-height: 1.8;
  margin-bottom: 25px;
}

.detail-highlights {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 15px;
  margin-bottom: 30px;
}

.highlight-item {
  background: #f8f9fb;
  border-radius: 12px;
  padding: 18px;
  border: 1px solid #eee;
}

.highlight-item strong {
  display: block;
  color: #222;
  margin-bottom: 8px;
}

.highlight-item span {
  color: #0b63ce;
  font-weight: 600;
}

/* ===== 按钮 ===== */
.detail-actions {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
}

.btn-primary,
.btn-outline {
  display: inline-block;
  padding: 12px 24px;
  border-radius: 8px;
  text-decoration: none;
  transition: 0.3s;
  font-weight: 600;
}

.btn-primary {
  background: #0b63ce;
  color: #fff;
}

.btn-primary:hover {
  background: #094fa4;
}

.btn-outline {
  border: 2px solid #0b63ce;
  color: #0b63ce;
  background: #fff;
}

.btn-outline:hover {
  background: #0b63ce;
  color: #fff;
}

/* ===== 参数区 ===== */
.product-specs {
  padding: 70px 0;
  background: #f8fafc;
}

.spec-table-wrapper {
  overflow-x: auto;
  margin-top: 30px;
}

.spec-table {
  width: 100%;
  min-width: 900px;          /* 防止压缩 */
  border-collapse: collapse;
  background: #fff;
  transform: scale(0.8);     /*  等比例缩小 */
  transform-origin: top center;
}

.spec-table th,
.spec-table td {
  width: 20%;          /* 5列平均分 */
  min-width: 120px;
  text-align: center;
}

.spec-table th {
  background: #0b63ce;
  color: #fff;
  white-space: nowrap;      /* 标题不换行 */
}

/* ===== 产品优势 ===== */
.product-advantages {
  padding: 70px 0;
  background: #fff;
}

.advantage-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 30px;
}

.advantage-card {
  background: #f8f9fb;
  padding: 25px;
  border-radius: 12px;
  border: 1px solid #eee;
}

.advantage-card h3 {
  margin-bottom: 12px;
  font-size: 20px;
}

.advantage-card p {
  color: #555;
  line-height: 1.7;
}

/* ===== 适用场景 ===== */
.application-section {
  padding: 70px 0;
  background: #f8fafc;
}

.application-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  margin-top: 25px;
}

.application-tags span {
  background: #fff;
  border: 1px solid #dce7f7;
  padding: 10px 18px;
  border-radius: 30px;
  color: #0b63ce;
  font-weight: 500;
}

/* ===== 相关推荐 ===== */
.related-products {
  padding: 70px 0;
  background: #fff;
}

/* ===== CTA ===== */
.contact-cta {
  padding: 80px 0;
  background: linear-gradient(135deg, #0b63ce, #094fa4);
  color: #fff;
  text-align: center;
}

.contact-cta h2 {
  font-size: 32px;
  margin-bottom: 15px;
}

.contact-cta p {
  max-width: 800px;
  margin: 0 auto 25px;
  line-height: 1.8;
}

.cta-buttons {
  display: flex;
  justify-content: center;
  gap: 15px;
  flex-wrap: wrap;
}

.contact-cta .btn-outline {
  border-color: #fff;
  color: #fff;
  background: transparent;
}

.contact-cta .btn-outline:hover {
  background: #fff;
  color: #0b63ce;
}

/* ===== 响应式 ===== */
@media (max-width: 992px) {
  .product-detail-layout {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 768px) {
  .detail-highlights {
    grid-template-columns: 1fr;
  }

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

  .advantage-grid {
    grid-template-columns: 1fr;
  }

  .product-info h2 {
    font-size: 26px;
  }

  .contact-cta h2 {
    font-size: 26px;
  }
}


/* =========================
   全站移动端增强适配
========================= */

/* 平板端 */
@media (max-width: 992px) {

  /* 顶部导航 */
  header {
    padding: 15px 5%;
    flex-wrap: wrap;
    gap: 10px;
  }

  nav ul {
    gap: 12px;
    flex-wrap: wrap;
    justify-content: center;
    padding: 0;
    margin: 0;
  }

  nav a {
    font-size: 14px;
  }

  /* Banner */
  .banner {
    height: auto;
    min-height: 70vh;
    padding: 120px 5% 60px;
  }

  .banner h1 {
    font-size: 36px;
    line-height: 1.3;
  }

  .banner p {
    font-size: 18px;
    line-height: 1.6;
  }

  /* 首页服务区 */
  .service-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* 品牌区 */
  .brand-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* 联系我们 */
  .contact-section {
    grid-template-columns: 1fr;
    padding: 50px 5%;
  }

  /* 产品详情老结构 */
  .product-detail {
    flex-direction: column;
    padding: 100px 5% 50px;
  }

  .product-image img {
    width: 100%;
    max-width: 100%;
    height: auto;
  }

  .product-info {
    max-width: 100%;
  }

  /* 通用左右留白 */
  .about,
  .services,
  .brands,
  .about-intro,
  .company-advantages,
  .company-gallery,
  .map-section,
  .page-title,
  .product-grid,
  .specs {
    padding-left: 5%;
    padding-right: 5%;
  }

  /* 联系表单 */
  .contact-form input,
  .contact-form textarea,
  .contact-form button {
    font-size: 15px;
  }
}


/* 手机端 */
@media (max-width: 768px) {

  body {
    padding-top: 70px;
  }

  /* 顶部导航：改为上下布局 */
  header {
    flex-direction: column;
    align-items: center;
    padding: 12px 5%;
  }

  nav {
    width: 100%;
  }

  nav ul {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px 15px;
    margin-top: 8px;
  }

  nav a {
    font-size: 13px;
  }

  /* Banner */
  .banner {
    min-height: 60vh;
    padding: 110px 5% 50px;
  }

  .banner h1 {
    font-size: 28px;
    margin-bottom: 15px;
  }

  .banner p {
    font-size: 15px;
  }

  .btn,
  .btn-primary,
  .btn-outline {
    padding: 10px 18px;
    font-size: 14px;
  }

  /* 首页模块 */
  .about {
    padding: 40px 5%;
  }

  .services {
    padding: 40px 5%;
  }

  .brands {
    padding: 40px 5%;
  }

  /* 服务卡片 */
  .service-grid {
    grid-template-columns: 1fr;
  }

  /* 品牌卡片 */
  .brand-grid {
    grid-template-columns: 1fr;
    gap: 15px;
  }

  .brand {
    padding: 20px;
    font-size: 18px;
  }

  /* 品牌 logo 横排改自动换行 */
  .brand-list {
    flex-wrap: wrap;
    gap: 20px;
  }

  .brand-list img {
    height: 40px;
  }

  /* 联系我们 */
  .contact-section {
    padding: 40px 5%;
    gap: 20px;
  }

  .contact-info,
  .contact-form {
    padding: 20px;
  }

  .contact-qr img {
    width: 140px;
  }

  /* 地图 */
  .map-section {
    padding: 40px 5%;
  }

  .map-placeholder {
    height: 220px;
    font-size: 16px;
  }

  /* 悬浮联系按钮 */
  .floating-contact {
    right: 12px;
    bottom: 20px;
    gap: 8px;
  }

  .contact-btn,
  .floating-contact a {
    width: 44px;
    height: 44px;
    font-size: 18px;
  }

  /* 手机端 hover 弹窗不友好，直接隐藏二维码/电话弹窗 */
  .qr-popup,
  .phone-popup {
    display: none;
  }

  /* 产品列表 */
  .product-grid {
    padding: 30px 5%;
    gap: 20px;
  }

  /* 旧版详情页 */
  .product-detail {
    padding: 90px 5% 40px;
    gap: 20px;
  }

  /* 详情参数表 */
  .specs {
    padding: 30px 5%;
  }

  .specs table,
  .spec-table {
    min-width: 600px;
  }

  /* 表格外层横向滚动 */
  .spec-table-wrapper {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  /* 页面标题 */
  .page-title {
    padding: 100px 5% 30px;
  }

  .page-title h1 {
    font-size: 28px;
  }

  /* 通用标题 */
  .section-title h2 {
    font-size: 24px;
  }

  .section-title p {
    font-size: 14px;
  }
}


/* 超小屏手机 */
@media (max-width: 480px) {

  .banner h1 {
    font-size: 24px;
  }

  .banner p {
    font-size: 14px;
  }

  .page-banner-content h1 {
    font-size: 24px;
  }

  .product-content h3,
  .service-card h2,
  .service-card h3 {
    font-size: 18px;
  }

  .product-info h2 {
    font-size: 22px;
  }

  .contact-cta h2,
  .service-cta h2 {
    font-size: 22px;
  }

  .application-tags span {
    font-size: 13px;
    padding: 8px 14px;
  }
}

/* =========================
   配置参数区
========================= */
.spec-params-section {
  padding: 80px 20px;
  background: #f5f5f5 url('../images/texture-bg.jpg') center center / cover no-repeat;
}

/* 如果你暂时没有纹理图，也可以先只用纯色：
.spec-params-section {
  padding: 80px 20px;
  background: #f3f4f6;
}
*/

.spec-params-container {
  max-width: 1500px;
  margin: 0 auto;
}

.spec-params-title {
  margin-bottom: 28px;
}

.spec-params-title h2 {
  font-size: 48px;
  font-weight: 700;
  color: #0d2b78;
  margin: 0;
  line-height: 1.2;
}

/* 表格外层 */
.spec-table-wrap {
  width: 100%;
  overflow-x: auto;
  background: rgba(255,255,255,0.15);
}

/* 表格主体 */
.spec-table {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
  min-width: 980px; /* 手机端可横向滑动 */
  font-size: 28px;
  color: #3f3f3f;
}

/* 表头 */
.spec-table thead th {
  background: #d8d8d8;
  color: #444;
  font-weight: 700;
  text-align: center;
  padding: 18px 16px;
  border: 1px solid #c9c9c9;
}

/* 单元格 */
.spec-table td {
  text-align: center;
  padding: 16px 14px;
  border: 1px solid #d2d2d2;
  background: rgba(255,255,255,0.25);
}

/* 斑马纹 */
.spec-table tbody tr:nth-child(even) td {
  background: rgba(220,220,220,0.45);
}

/* 列宽比例 */
.spec-table th:nth-child(1),
.spec-table td:nth-child(1) {
  width: 50%;
}

.spec-table th:nth-child(2),
.spec-table td:nth-child(2) {
  width: 16%;
}

.spec-table th:nth-child(3),
.spec-table td:nth-child(3) {
  width: 34%;
}


@media (max-width: 768px) {
  .spec-params-section {
    padding: 50px 12px;
  }

  .spec-params-title {
    margin-bottom: 18px;
  }

  .spec-params-title h2 {
    font-size: 28px;
  }

  .spec-table-wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .spec-table {
    min-width: 760px;
    font-size: 14px;
  }

  .spec-table thead th {
    padding: 12px 10px;
  }

  .spec-table td {
    padding: 10px 8px;
  }
}