/* ===== 全局重置 ===== */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;color:#333;line-height:1.8;background:#fff}
a{color:#c0392b;text-decoration:none;transition:all .3s ease}
a:hover{color:#e74c3c}
img{max-width:100%;height:auto;display:block}
ul{list-style:none}
.container{max-width:1200px;margin:0 auto;padding:0 20px}

/* ===== 顶部栏 ===== */
.topbar{background:#0d1b2a;color:rgba(255,255,255,.6);font-size:13px;padding:8px 0}
.topbar .container{display:flex;justify-content:space-between;align-items:center}
.topbar a{color:rgba(255,255,255,.7)}
.topbar a:hover{color:#fff}
.topbar .right{display:flex;gap:20px;align-items:center}

/* ===== 导航 ===== */
header{background:rgba(255,255,255,.97);backdrop-filter:blur(12px);box-shadow:0 1px 20px rgba(0,0,0,.05);position:sticky;top:0;z-index:100}
.header-inner{display:flex;justify-content:space-between;align-items:center;padding:0 20px;max-width:1200px;margin:0 auto;height:72px}
.logo{display:flex;align-items:center;gap:10px}
.logo-text{font-size:24px;font-weight:800;color:#0d1b2a;letter-spacing:2px}
.logo-text span{color:#e63946}
.logo-sub{font-size:11px;color:#999;margin-top:-2px;letter-spacing:1px}
nav{display:flex;gap:0}
nav a{display:block;padding:25px 22px;font-size:15px;color:#444;position:relative;transition:all .3s;font-weight:500}
nav a::after{content:'';position:absolute;bottom:0;left:50%;transform:translateX(-50%);width:0;height:3px;background:linear-gradient(90deg,#e63946,#c0392b);border-radius:3px 3px 0 0;transition:width .3s}
nav a:hover,nav a.active{color:#e63946}
nav a:hover::after,nav a.active::after{width:50%}
.menu-btn{display:none;background:none;border:none;font-size:24px;cursor:pointer;color:#0d1b2a}

/* ===== Hero 大图 ===== */
.hero{position:relative;min-height:560px;background:linear-gradient(135deg,#0d1b2a 0%,#1b2838 50%,#1a3a5c 100%);overflow:hidden;display:flex;align-items:center}
.hero-banner{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover;z-index:0;filter:brightness(.85)}
.hero::after{content:'';position:absolute;top:0;left:0;width:100%;height:100%;background:linear-gradient(135deg,rgba(13,27,42,.35) 0%,rgba(27,40,56,.15) 50%,rgba(26,58,92,.05) 100%);z-index:1}
.hero-content{position:relative;z-index:2;color:#fff;max-width:650px;padding:20px 0}
.hero-content h1{font-size:44px;font-weight:800;line-height:1.25;margin-bottom:20px;letter-spacing:1px}
.hero-content h1 em{font-style:normal;background:linear-gradient(135deg,#e63946,#ff6b6b);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-content p{font-size:17px;opacity:.8;margin-bottom:35px;line-height:1.9;color:rgba(255,255,255,.85)}
.hero-btns{display:flex;gap:16px;flex-wrap:wrap}
.btn-primary{display:inline-block;background:linear-gradient(135deg,#e63946,#c0392b);color:#fff;padding:15px 40px;border-radius:50px;font-size:15px;font-weight:600;transition:all .35s;box-shadow:0 4px 20px rgba(230,57,70,.3);border:none}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 30px rgba(230,57,70,.45);color:#fff}
.btn-outline{display:inline-block;border:2px solid rgba(255,255,255,.4);color:#fff;padding:13px 36px;border-radius:50px;font-size:15px;transition:all .35s;backdrop-filter:blur(4px)}
.btn-outline:hover{border-color:#fff;background:rgba(255,255,255,.1);color:#fff}
.hero-stats{display:flex;gap:50px;margin-top:50px}
.hero-stats .item{text-align:center;padding:15px 25px;background:rgba(255,255,255,.08);border-radius:12px;backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.1)}
.hero-stats .num{font-size:32px;font-weight:800;color:#ff6b6b;line-height:1.2}
.hero-stats .label{font-size:13px;opacity:.65;margin-top:4px;color:rgba(255,255,255,.7)}
.hero-deco{display:none}

/* ===== 通用板块 ===== */
.section{padding:65px 0}
.section-header{text-align:center;margin-bottom:40px}
.section-header h2{font-size:32px;color:#0d1b2a;margin-bottom:12px;font-weight:700;letter-spacing:1px}
.section-header p{color:#888;font-size:15px}
.section-header::after{content:'';display:block;width:50px;height:3px;background:linear-gradient(90deg,#e63946,#ff6b6b);margin:18px auto 0;border-radius:3px}
.section.alt{background:linear-gradient(180deg,#f8f9fb 0%,#fff 100%)}

/* ===== 产品卡片 ===== */
.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.product-card{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 2px 20px rgba(0,0,0,.04);transition:all .4s ease;border:1px solid #f0f1f3}
.product-card:hover{transform:translateY(-8px);box-shadow:0 20px 40px rgba(0,0,0,.1)}
.product-card .img{height:230px;overflow:hidden;position:relative}
.product-card .img img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.product-card:hover .img img{transform:scale(1.08)}
.product-card .img::after{content:'';position:absolute;bottom:0;left:0;right:0;height:4px;background:linear-gradient(90deg,#e63946,#ff6b6b)}
.product-card .info{padding:22px 24px}
.product-card .info h3{font-size:17px;color:#0d1b2a;margin-bottom:8px;font-weight:600}
.product-card .info p{font-size:13px;color:#777;line-height:1.7;margin-bottom:14px}
.product-card .info .tags{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:14px}
.product-card .info .tag{font-size:11px;background:linear-gradient(135deg,#fef2f2,#fff5f5);color:#e63946;padding:4px 12px;border-radius:20px;font-weight:500;border:1px solid rgba(230,57,70,.15)}
.product-card .info .link{font-size:14px;color:#e63946;font-weight:600;display:inline-flex;align-items:center;gap:4px;transition:gap .3s}
.product-card .info .link:hover{gap:8px;color:#c0392b}

/* ===== 优势 ===== */
.adv-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px}
.adv-item{text-align:center;padding:30px 24px;background:#fff;border-radius:12px;border:1px solid #f0f1f3;transition:all .4s ease;position:relative;overflow:hidden}
.adv-item::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,#e63946,#ff6b6b);transform:scaleX(0);transition:transform .4s}
.adv-item:hover::before{transform:scaleX(1)}
.adv-item:hover{border-color:transparent;box-shadow:0 12px 35px rgba(0,0,0,.08);transform:translateY(-5px)}
.adv-item .icon{font-size:40px;margin-bottom:15px}
.adv-item h3{font-size:16px;color:#0d1b2a;margin-bottom:10px;font-weight:600}
.adv-item p{font-size:13px;color:#888;line-height:1.8}

/* ===== 新闻资讯 ===== */
.news-grid{display:grid;grid-template-columns:2fr 1fr;gap:35px}
.news-main .news-card{display:flex;gap:20px;padding:22px 0;border-bottom:1px solid #f0f1f3;transition:all .3s;border-radius:8px}
.news-main .news-card:hover{background:#fafbfc;padding-left:12px}
.news-main .news-card .date{min-width:65px;text-align:center;padding-top:4px}
.news-main .news-card .date .day{font-size:30px;font-weight:800;color:#e63946;line-height:1}
.news-main .news-card .date .month{font-size:12px;color:#bbb;font-weight:500}
.news-main .news-card .text h3{font-size:16px;color:#333;margin-bottom:6px;font-weight:600;transition:color .3s}
.news-main .news-card:hover .text h3{color:#e63946}
.news-main .news-card .text p{font-size:13px;color:#999;line-height:1.7}
.news-main .news-card .text .meta{font-size:12px;color:#ccc;margin-top:8px}
.news-side h3{font-size:18px;color:#0d1b2a;margin-bottom:22px;padding-bottom:12px;border-bottom:2px solid #e63946;font-weight:600}
.news-side .side-item{padding:14px 0;border-bottom:1px solid #f5f5f5;transition:padding-left .3s}
.news-side .side-item:hover{padding-left:8px}
.news-side .side-item a{font-size:14px;color:#555;display:block;transition:color .3s}
.news-side .side-item a:hover{color:#e63946}
.news-side .side-item .tag{display:inline-block;font-size:11px;background:linear-gradient(135deg,#fef2f2,#fff5f5);color:#e63946;padding:2px 10px;border-radius:12px;margin-right:8px;font-weight:500}

/* ===== 关于我们 ===== */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.about-text h3{font-size:26px;color:#0d1b2a;margin-bottom:18px;font-weight:700}
.about-text p{font-size:15px;color:#555;margin-bottom:14px;line-height:2}
.about-img{border-radius:16px;overflow:hidden;box-shadow:0 20px 50px rgba(13,27,42,.2)}.about-img img{width:100%;height:auto;display:block}
/* factory gallery */
.factory-gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:20px}
.gallery-item{border-radius:16px;overflow:hidden;box-shadow:0 10px 30px rgba(0,0,0,.1);position:relative;aspect-ratio:16/9}
.gallery-item img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .4s}
.gallery-item:hover img{transform:scale(1.03)}
.gallery-caption{padding:14px 18px;background:#fff;font-size:14px;color:#333;font-weight:500}

/* ===== CTA ===== */
.cta{background:linear-gradient(135deg,#0d1b2a 0%,#1b2838 50%,#1a3a5c 100%);color:#fff;padding:70px 0;text-align:center;position:relative;overflow:hidden}
.cta::before{content:'';position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle,rgba(230,57,70,.08) 0%,transparent 60%);animation:pulse 4s ease-in-out infinite}
@keyframes pulse{0%,100%{transform:scale(1)}50%{transform:scale(1.1)}}
.cta h2{font-size:30px;margin-bottom:14px;position:relative;z-index:1}
.cta p{font-size:15px;opacity:.75;margin-bottom:8px;position:relative;z-index:1}
.cta .phone{font-size:28px;font-weight:700;color:#ff6b6b;margin-top:12px;position:relative;z-index:1;letter-spacing:1px}
.cta .btn-primary{position:relative;z-index:1}

/* ===== 页脚 ===== */
footer{background:#0a1628;color:rgba(255,255,255,.5);padding:55px 0 25px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.5fr;gap:40px;margin-bottom:35px}
.footer-grid h4{color:#fff;font-size:15px;margin-bottom:20px;position:relative;padding-bottom:12px;font-weight:600}
.footer-grid h4::after{content:'';position:absolute;bottom:0;left:0;width:30px;height:2px;background:linear-gradient(90deg,#e63946,#ff6b6b);border-radius:2px}
.footer-grid p,.footer-grid li{font-size:13px;line-height:2.4}
.footer-grid a{color:rgba(255,255,255,.5);transition:color .3s}
.footer-grid a:hover{color:#ff6b6b}
.footer-qr{text-align:center;margin-top:15px}
.footer-qr img{width:120px;border:1px solid rgba(255,255,255,.1);border-radius:10px;padding:4px}
.footer-qr p{font-size:12px;color:rgba(255,255,255,.35);margin-top:8px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding-top:20px;text-align:center;font-size:12px;color:rgba(255,255,255,.3)}

/* ===== 联系页 ===== */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px}
.contact-box{background:#fff;padding:40px;border-radius:16px;box-shadow:0 4px 30px rgba(0,0,0,.06);border:1px solid #f0f1f3}
.contact-box h3{font-size:20px;color:#0d1b2a;margin-bottom:28px;font-weight:700}
.contact-item{display:flex;align-items:flex-start;margin-bottom:24px;gap:16px}
.contact-item .ci-icon{font-size:24px;flex-shrink:0;margin-top:2px}
.contact-item .ci-label{font-size:12px;color:#aaa;text-transform:uppercase;letter-spacing:1px}
.contact-item .ci-value{font-size:16px;color:#333;margin-top:4px}
.contact-item .ci-value a{color:#e63946;font-weight:600}
.form-group{margin-bottom:20px}
.form-group label{display:block;font-size:13px;color:#888;margin-bottom:8px;font-weight:500}
.form-group input,.form-group textarea,.form-group select{width:100%;padding:13px 16px;border:1px solid #e8e8e8;border-radius:10px;font-size:14px;transition:all .3s;font-family:inherit;background:#fafbfc}
.form-group input:focus,.form-group textarea:focus{border-color:#e63946;outline:none;box-shadow:0 0 0 3px rgba(230,57,70,.1);background:#fff}
.form-group textarea{height:120px;resize:vertical}
.submit-btn{background:linear-gradient(135deg,#e63946,#c0392b);color:#fff;border:none;padding:14px 44px;border-radius:50px;font-size:15px;cursor:pointer;transition:all .35s;font-family:inherit;font-weight:600;box-shadow:0 4px 15px rgba(230,57,70,.3)}
.submit-btn:hover{transform:translateY(-2px);box-shadow:0 8px 25px rgba(230,57,70,.4)}
.form-ok{color:#27ae60;font-size:14px;margin-top:10px;display:none}

/* ===== 产品详情 ===== */
.breadcrumb{font-size:13px;color:#ccc;padding:22px 0}
.breadcrumb a{color:#aaa;transition:color .3s}
.breadcrumb a:hover{color:#e63946}
.detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:45px;margin-bottom:45px}
.detail-img{height:440px;background:#f5f6f8;border-radius:16px;overflow:hidden;box-shadow:0 4px 20px rgba(0,0,0,.06)}
.detail-img img{width:100%;height:100%;object-fit:cover}
.detail-info h1{font-size:30px;color:#0d1b2a;margin-bottom:10px;font-weight:700}
.detail-info .price{font-size:14px;color:#e63946;margin-bottom:22px;font-weight:600}
.detail-info .specs{border-top:1px solid #f0f1f3;padding-top:18px}
.detail-info .specs li{font-size:14px;color:#555;padding:10px 0;border-bottom:1px solid #f5f6f8;transition:background .3s}
.detail-info .specs li:hover{background:#fafbfc;padding-left:8px}
.detail-info .specs li span{color:#bbb;margin-right:8px;font-weight:500}
.detail-desc{line-height:2}
.detail-desc h3{font-size:20px;color:#0d1b2a;margin:32px 0 16px;padding-left:14px;border-left:3px solid #e63946;font-weight:600}
.detail-desc p{font-size:15px;color:#555;margin-bottom:12px}

/* ===== 新闻详情 ===== */
.article{max-width:800px;margin:0 auto;padding:45px 20px}
.article h1{font-size:28px;color:#0d1b2a;margin-bottom:16px;line-height:1.5;font-weight:700}
.article .meta{font-size:13px;color:#ccc;margin-bottom:32px;padding-bottom:16px;border-bottom:1px solid #f0f1f3}
.article .featured-img{width:100%;border-radius:12px;margin-bottom:24px;box-shadow:0 8px 24px rgba(0,0,0,.08)}
.article .featured-img img{width:100%;height:auto;display:block;border-radius:12px}
.article .content{font-size:15px;color:#444;line-height:2.1}
.article .content p{margin-bottom:16px}
.article .content h3{font-size:18px;color:#0d1b2a;margin:28px 0 12px;font-weight:600}
.article .content ul{margin:12px 0 16px 20px}
.article .content ul li{list-style:disc;line-height:2}

/* ===== 产品图片画廊 ===== */
.product-gallery{margin:35px 0}
.product-gallery h3{font-size:20px;color:#0d1b2a;margin-bottom:16px;font-weight:600}
.gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.gallery-grid img{width:100%;height:210px;object-fit:cover;border-radius:12px;cursor:pointer;transition:all .4s ease;border:1px solid #f0f1f3}
.gallery-grid img:hover{transform:scale(1.03);box-shadow:0 12px 30px rgba(0,0,0,.12);border-color:#e63946}

/* ===== 响应式 ===== */
@media(max-width:900px){
  .menu-btn{display:block}
  nav{display:none;position:absolute;top:72px;left:0;right:0;background:rgba(255,255,255,.98);backdrop-filter:blur(12px);box-shadow:0 8px 20px rgba(0,0,0,.08);flex-direction:column;border-radius:0 0 12px 12px}
  nav.open{display:flex}
  nav a{padding:16px 24px;border-bottom:1px solid #f5f5f5}
  .header-inner{position:relative}
  .hero{min-height:auto;padding:60px 0}
  .hero-deco{display:none}
  .hero-content h1{font-size:28px}
  .hero-stats{flex-wrap:wrap;gap:16px}
  .hero-stats .item{padding:10px 16px}
  .product-grid{grid-template-columns:1fr}
  .adv-grid{grid-template-columns:1fr 1fr}
  .news-grid,.about-grid,.contact-grid,.detail-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .gallery-grid,.factory-gallery{grid-template-columns:1fr 1fr}
  .section{padding:60px 0}
  .about-img img{height:auto}
  .about-text h3{font-size:22px}
  
}

@media(max-width:480px){
  
  
  .factory-gallery{grid-template-columns:1fr}
}