/* ============================================================
   蚝丫丫 HAOYAYA - 样式表 style.css
   说明：所有图片背景相对路径以本文件为准（/img/...）
   ============================================================ */

/* ============ 全局重置 ============ */
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:"Microsoft YaHei","PingFang SC",sans-serif;color:#333;background:#fff;line-height:1.6;-webkit-font-smoothing:antialiased}
a{text-decoration:none;color:inherit}
ul,ol{list-style:none}
img{display:block;max-width:100%;height:auto}
.container{width:1200px;margin:0 auto;max-width:100%}

/* ============ 顶部公告条 ============ */
.topbar{background:#1a1a1a;color:#bbb;font-size:12px;height:32px;line-height:32px;border-bottom:1px solid #2a2a2a}
.topbar .container{display:flex;justify-content:space-between}
.topbar .left span{margin-right:18px}
.topbar .left i{color:#e84a1f;margin-right:4px;font-style:normal}
.topbar .right a{color:#bbb;margin-left:14px;transition:color .2s}
.topbar .right a:hover{color:#e84a1f}

/* ============ 头部 ============ */
.header{background:#fff;padding:18px 0;border-bottom:1px solid #eee}
.header .container{display:flex;align-items:center;justify-content:space-between}
.logo{margin:0;font-size:0;line-height:0}
.logo img{height:74px;width:auto}
.header-right{display:flex;align-items:center;gap:30px}
.hotline{text-align:left}
.hotline .label{color:#999;font-size:12px;display:block}
.hotline .num{color:#e84a1f;font-size:22px;font-weight:bold;letter-spacing:1px;line-height:1}

/* ============ 主导航 + Banner 组合 ============ */
/* 主导航（独立在 Banner 上方） */
.nav-over-banner{background:#1a1a1a;border-bottom:1px solid rgba(255,255,255,.08)}
.nav-over-banner .container{display:flex;align-items:center;justify-content:center}
.nav-over-banner ul{display:flex}
.nav-over-banner li{position:relative}
.nav-over-banner li a{color:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:14px 36px;transition:background .25s,color .25s;min-width:140px}
.nav-over-banner li a span{font-size:15px;font-weight:bold;letter-spacing:2px}
.nav-over-banner li a small{font-size:11px;color:rgba(255,255,255,.55);text-transform:uppercase;letter-spacing:1px;margin-top:2px;font-family:Arial}
.nav-over-banner li a:hover,.nav-over-banner li.active a{background:#e84a1f}
.nav-over-banner li.active a small,.nav-over-banner li a:hover small{color:rgba(255,255,255,.9)}
.nav-over-banner li.home.active a{background:#e84a1f}

/* ============ Banner 主视觉 ============ */
.hero-banner{position:relative;height:560px;background:url('/img/banner.jpg') center center/cover no-repeat;overflow:hidden}
.hero-headline{position:absolute;top:54px;left:0;right:0;z-index:3;text-align:center;padding:0 20px}
.hero-headline h1{font-size:38px;font-weight:bold;color:#fff;letter-spacing:2px;line-height:1.3;text-shadow:0 2px 14px rgba(0,0,0,.55)}
.hero-headline p{margin-top:14px;font-size:15px;color:rgba(255,255,255,.92);letter-spacing:1px;text-shadow:0 1px 8px rgba(0,0,0,.5)}

/* ============ Banner 底部分类条 ============ */
.hero-cats{position:absolute;left:0;right:-172px;bottom:93px;padding:22px 0;z-index:3}
.hero-cats-inner{display:flex;align-items:center;justify-content:center}
.hero-cats-grid{display:flex;align-items:center;justify-content:center;gap:34px}
.hero-cat-item{display:flex;flex-direction:column;align-items:center;gap:8px;color:#fff;text-decoration:none;transition:transform .25s}
.hero-cat-item:hover{transform:translateY(-6px)}
.hero-hex{width:90px;height:100px;background:rgba(255,255,255,.3);clip-path:polygon(50% 0,100% 25%,100% 75%,50% 100%,0 75%,0 25%);display:flex;align-items:center;justify-content:center;transition:background .25s;overflow:hidden}
.hero-cat-item:hover .hero-hex{background:rgba(232,74,31,.7)}
.hero-hex img{width:48px;height:48px;object-fit:contain}
.icon-emoji{font-size:38px;font-style:normal;line-height:1}
.hero-cat-item span{font-size:13px;letter-spacing:1px;color:rgba(255,255,255,.9)}

/* ============ 区块标题 ============ */
.section-title{text-align:center;margin-bottom:42px}
.section-title h2{font-size:32px;color:#1a1a1a;font-weight:bold;letter-spacing:2px;display:inline-block;position:relative;padding:0 30px}
.section-title h2::before,.section-title h2::after{content:"";display:inline-block;width:60px;height:1px;background:#ccc;vertical-align:middle;margin:0 18px}
.section-title .sub{color:#999;font-size:13px;letter-spacing:3px;margin-top:8px;font-family:Arial}

/* ============ 明星单品：乳山牡蛎 ============ */
.star-product{background:#fff}
.star-header{background:#fff;padding:24px 0 18px;text-align:center}
.star-logo{width:auto;height:auto;max-width:100%;display:inline-block}

.star-body{background:transparent;padding:0}
.star-body .container{display:block;width:100%;max-width:none;padding:0;margin:0}
.star-img{width:100%}
.star-img img{width:100%;height:auto;display:block;object-fit:contain;margin:0 auto}

/* ============ 产品展示（牡蛎礼盒） ============ */
.product-showcase{background:#111;padding:50px 0}
.showcase-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;max-width:1100px;margin:0 auto}
.showcase-card{background:#000;border:1px solid #333;overflow:hidden;transition:border-color .25s,transform .25s}
.showcase-card:hover{border-color:#555;transform:translateY(-4px)}
.card-img{aspect-ratio:1/1;background:#1a1a1a;display:flex;align-items:center;justify-content:center;overflow:hidden}
.card-img img{width:100%;height:100%;object-fit:contain;display:block}
.card-info{padding:18px 16px;text-align:center}
.card-info h3{font-size:14px;color:#999;margin-bottom:10px;font-weight:normal}
.card-price{font-size:22px;color:#2a8eff;font-weight:bold;letter-spacing:1px}

/* ============ 海鸭蛋专区 ============ */
.duck-egg{background:#fff}
.duck-header{background:#fff;padding:38px 0 18px;text-align:center;position:relative;z-index:2}
.duck-header-inner{position:relative;display:block;text-align:center}
.duck-title-wrap{position:relative;display:inline-flex;align-items:flex-end;justify-content:center;gap:12px}
.duck-title-img{max-width:381px;width:auto;height:auto;display:block;position:relative;z-index:1}
.duck-body{background:#222;position:relative;overflow:hidden;z-index:1}
.duck-banner{position:relative;z-index:1;width:100%}
.duck-banner img{width:100%;height:auto;display:block}
.duck-icon{position:relative;width:220px;height:220px;flex:none;background:transparent;border:none;border-radius:0;display:flex;align-items:center;justify-content:center;z-index:2;overflow:visible;box-shadow:none;margin-bottom:-70px}
.duck-icon img{width:100%;height:100%;object-fit:contain;display:block}

/* ============ 产品卡（2列） ============ */
.product-cards{padding:60px 0;background:#fff}
.cards-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;max-width:900px;margin:0 auto}
.pcard-split{display:flex;background:#fff;min-height:240px;overflow:hidden;text-decoration:none;color:inherit;box-shadow:0 2px 12px rgba(0,0,0,.08);transition:transform .3s,box-shadow .3s}
.pcard-split:hover{transform:translateY(-4px);box-shadow:0 8px 24px rgba(0,0,0,.12)}
.pcard-side{flex:0 0 150px;display:flex}
.pcard-side img{width:100%;height:100%;object-fit:cover;display:block}
.pcard-main{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;padding:0;background:#f8f8f8;background-size:cover;background-position:center;background-repeat:no-repeat;position:relative;min-height:240px}
.pcard-main-overlay{position:absolute;inset:0;background:transparent;pointer-events:none}
.pcard-main-content{position:relative;z-index:1;text-align:center;padding:20px;width:100%}
.pcard-main h4{font-size:15px;color:#333;margin-bottom:18px;font-weight:normal}
.btn-view{display:inline-block;border:1px solid #ccc;padding:5px 16px;font-size:12px;color:#666;transition:border-color .25s,color .25s;background:rgba(255,255,255,.85)}
.pcard-split:hover .btn-view{border-color:#e84a1f;color:#e84a1f}

/* ============ 鲜活海鲜 标题图 ============ */
.fresh-seafood{background:#fbf9f9;padding:3% 0;text-align:center}
.fresh-seafood .container{display:flex;justify-content:center;align-items:center}
.fresh-seafood img{width:auto;height:auto;display:block}

/* ============ WANT YOU / 全民海味 横幅 ============ */
.want-you{padding:0;position:relative;background:#000}
.want-you img{width:100%}

/* ============ 牡蛎情结 ============ */
.oyster-emotion{background:#1a1a1a;color:#fdecd2;padding:70px 0;text-align:center}
.oyster-emotion h2{font-size:42px;font-weight:bold;letter-spacing:4px;margin-bottom:18px;color:#fdecd2}
.oyster-emotion p{font-size:16px;letter-spacing:2px;color:#fdecd2;margin-bottom:28px;padding:0 10px}
.oyster-emotion .line{width:60px;height:3px;background:#fdecd2;margin:0 auto}

/* ============ 关于我们 ABOUT OUR ============ */
.about-our{background:#1a1a1a;color:#fdecd2;padding:70px 0}
.about-our .container{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center;max-width:1200px;margin:0 auto}
.about-title{margin-bottom:28px}
.about-title .en{font-size:36px;font-weight:bold;letter-spacing:3px;color:#fdecd2;margin-bottom:10px;font-family:Arial}
.about-title .cn{font-size:22px;font-weight:bold;letter-spacing:4px;color:#fdecd2;display:flex;align-items:center;gap:12px}
.about-title .line-l,.about-title .line-r{display:inline-block;width:40px;height:1px;background:#fdecd2}
.about-text p{font-size:14px;line-height:1.9;color:#ccc;margin-bottom:18px;text-align:justify}
.about-img img{width:100%;height:auto;display:block;border-radius:4px}

/* ============ 底部 ============ */
.footer{background:#f8f8f8;color:#555;padding:40px 0 50px;font-size:13px;border-top:1px solid #eee}
.footer .container{display:grid;grid-template-columns:200px 1fr 150px;gap:40px;align-items:start;max-width:1200px}
.footer-brand{text-align:center}
.footer-brand img{width:198px;height:auto;display:block;margin:0 auto}
.footer-brand p{margin-top:10px;font-size:16px;color:#333;letter-spacing:2px}
.footer-info h3{font-size:16px;color:#333;font-weight:bold;margin-bottom:14px}
.footer-info dl{display:flex;flex-direction:column;gap:6px}
.footer-info dl>div{display:flex;align-items:flex-start;line-height:1.7}
.footer-info dt{color:#555;flex:none}
.footer-info dd{color:#555}
.footer-info .icp{margin-top:8px;color:#888;font-size:12px}
.footer-qr{display:flex;align-items:center;justify-content:flex-end;gap:10px}
.footer-qr .qr-text{display:flex;flex-direction:column;align-items:center;gap:2px;font-size:12px;color:#555;line-height:1.4}
.footer-qr img{width:118px;height:auto;display:block}

/* ============ 右侧悬浮工具栏 ============ */
.side-tools{position:fixed;right:14px;top:50%;transform:translateY(-50%);z-index:99;display:flex;flex-direction:column;gap:2px}
.side-tools a{width:54px;height:54px;background:#fff;color:#666;display:flex;flex-direction:column;align-items:center;justify-content:center;font-size:11px;border:1px solid #eee;transition:all .2s;cursor:pointer;position:relative;overflow:visible}
.side-tools a:hover{background:#e84a1f;color:#fff;border-color:#e84a1f}
.side-tools .icon{font-size:18px;margin-bottom:2px}
/* 电话 hover 向左滑出号码 */
.side-tools .tool-phone .phone-pop{
  position:absolute;
  right:64px;
  top:50%;
  transform:translateY(-50%) translateX(20px);
  background:#e84a1f;
  color:#fff;
  white-space:nowrap;
  padding:8px 16px;
  border-radius:4px;
  font-size:14px;
  font-weight:bold;
  letter-spacing:1px;
  opacity:0;
  pointer-events:none;
  transition:opacity .25s, transform .25s;
  box-shadow:0 4px 12px rgba(0,0,0,.2);
}
.side-tools .tool-phone .phone-pop::after{
  content:"";
  position:absolute;
  right:-6px;
  top:50%;
  transform:translateY(-50%);
  border:6px solid transparent;
  border-left-color:#e84a1f;
}
.side-tools .tool-phone:hover .phone-pop{
  opacity:1;
  transform:translateY(-50%) translateX(0);
}

/* ============ 品牌介绍页 ============ */
.about-hero{background:#eae6e0 url('/img/about/bg.jpg') center top / 100% auto no-repeat;padding:80px 0 60px}
.about-hero-box{display:flex;align-items:flex-start;min-height:560px;overflow:hidden}
.about-hero-left{width:273px;flex:none;aspect-ratio:273/834;background:#1a1a1a url('/img/about/on8w.png') center/cover no-repeat;border-left:5px solid #f39c89;border-right:5px solid #f39c89;display:flex;flex-direction:column;justify-content:flex-start;align-items:center;padding-top:55px;position:relative}
.about-hero-left::before{content:"";position:absolute;inset:0;background:rgba(0,0,0,.2);z-index:1}
.about-hero-label{position:relative;z-index:2;color:#fff;text-align:center}
.about-hero-label h1,.about-hero-label .col-title{display:block;font-size:28px;font-weight:bold;letter-spacing:6px;margin-bottom:8px}
.about-hero-label p{font-size:12px;letter-spacing:4px;color:rgba(255,255,255,.75);font-family:Arial,sans-serif}
.about-hero-main{flex:1;background:url('/img/about/pamz.png') right top no-repeat, linear-gradient(to bottom, rgba(234,230,224,0) 0, rgba(234,230,224,0) 100px, #eae6e0 100px);padding:100px 70px 35px;display:flex;flex-direction:column;align-items:center;text-align:center;position:relative}
.about-hero-logo{width:172px;height:auto;margin-bottom:24px}
.about-hero-desc{max-width:640px;margin-bottom:28px}
.about-hero-desc p{font-size:13px;line-height:1.9;color:#555;margin-bottom:12px;text-align:justify;text-align-last:center}
.about-story-slices{width:100%;margin-top:24px}
.about-story-slices img{width:100%;height:auto;display:block}

/* ============ 响应式：平板 ============ */
@media (max-width:1024px){
  .container{width:100%;padding:0 16px}
  .nav-over-banner li a{padding:12px 22px;min-width:auto}
  .nav-over-banner li a span{font-size:14px}
  .hero-banner{height:460px}
  .hero-cats{padding:18px 0}
  .hero-cats-grid{gap:20px}
  .hero-hex{width:72px;height:80px}
  .hero-hex img{width:38px;height:38px}
  .icon-emoji{font-size:30px}
  .hero-cat-item span{font-size:12px}
  .showcase-grid{grid-template-columns:1fr 1fr}
  .duck-header{padding:30px 0 20px}
  .duck-title-img{max-width:300px}
  .duck-icon{width:160px;height:160px;margin-bottom:-50px}
  .duck-icon img{width:100%;height:100%}
  .pcard-split{min-height:200px}
  .pcard-side{flex:0 0 130px}
  .pcard-main{min-height:200px}
  .pcard-main-content{padding:16px}
  .pcard-main h4{font-size:14px;margin-bottom:14px}
  .cards-grid{grid-template-columns:1fr}
  .footer .container{grid-template-columns:1fr 1fr;gap:30px}
  .footer-qr{justify-content:flex-start}
  .oyster-emotion{padding:55px 0}
  .oyster-emotion h2{font-size:34px}
  .oyster-emotion p{font-size:14px}
  .about-our{padding:55px 0}
  .about-our .container{grid-template-columns:1fr;gap:35px}
  .about-title .en{font-size:30px}
  .about-title .cn{font-size:20px}
  .about-text p{font-size:14px}
  .about-hero{padding:60px 0 40px}
  .about-hero-box{min-height:460px}
  .about-hero-left{width:220px;padding-top:40px}
  .about-hero-label h1,.about-hero-label .col-title{font-size:24px}
  .about-hero-main{padding:35px 40px}
  .about-hero-desc p{font-size:12px;line-height:1.8}
}

/* ============ 响应式：手机 ============ */
@media (max-width:640px){
  .topbar .left span:nth-child(2),.topbar .left span:nth-child(3){display:none}
  .topbar .right a{margin-left:10px}
  .header{padding:12px 0}
  .logo img{height:54px;width:auto}
  .hotline .label{font-size:11px}
  .hotline .num{font-size:18px}
  .nav-over-banner{position:relative}
  .nav-over-banner ul{flex-wrap:wrap;width:100%}
  .nav-over-banner li{flex:1 1 33.333%;min-width:33.333%}
  .nav-over-banner li a{padding:10px 0}
  .nav-over-banner li a span{font-size:13px;letter-spacing:1px}
  .nav-over-banner li a small{font-size:9px}
  .hero-banner{height:360px}
  .hero-headline{top:26px}
  .hero-headline h1{font-size:23px;letter-spacing:1px}
  .hero-headline p{font-size:12px;margin-top:8px}
  .hero-cats{padding:16px 0}
  .hero-cats-grid{width:100%;justify-content:flex-start;gap:8px;overflow-x:auto;padding-bottom:8px}
  .hero-cat-item{flex:none}
  .hero-hex{width:60px;height:68px}
  .hero-hex img{width:32px;height:32px}
  .icon-emoji{font-size:26px}
  .hero-cat-item span{font-size:11px;white-space:nowrap}
  .section-title h2{font-size:22px}
  .section-title h2::before,.section-title h2::after{display:none}
  .star-body{padding:30px 0 40px}
  .showcase-grid{grid-template-columns:1fr}
  .duck-header{padding:24px 0 16px}
  .duck-title-img{max-width:220px}
  .duck-title-wrap{flex-wrap:wrap;gap:8px}
  .duck-icon{width:120px;height:120px;margin-bottom:-30px}
  .duck-icon img{width:100%;height:100%}
  .product-cards{padding:40px 0}
  .pcard-split{min-height:180px}
  .pcard-side{flex:0 0 110px}
  .pcard-main{min-height:180px}
  .pcard-main-content{padding:12px}
  .pcard-main h4{font-size:13px;margin-bottom:12px}
  .btn-view{padding:4px 12px;font-size:11px}
  .footer{padding:30px 0}
  .footer .container{grid-template-columns:1fr;gap:24px;justify-items:center;text-align:center}
  .footer-brand img{width:160px}
  .footer-info h3{font-size:15px}
  .footer-info dl>div{justify-content:center}
  .footer-qr{justify-content:center}
  .footer-qr .qr-text{font-size:11px}
  .side-tools{right:8px}
  .side-tools a{width:46px;height:46px}
  .oyster-emotion{padding:40px 0}
  .oyster-emotion h2{font-size:28px}
  .oyster-emotion p{font-size:13px;letter-spacing:1px;padding:0}
  .oyster-emotion .line{width:40px;height:2px}
  .about-our{padding:40px 0}
  .about-our .container{gap:25px}
  .about-title .en{font-size:24px}
  .about-title .cn{font-size:17px;gap:8px}
  .about-title .line-l,.about-title .line-r{width:24px}
  .about-text p{font-size:13px;line-height:1.8}
  .about-hero{padding:30px 0 20px}
  .header .container{flex-direction:column;gap:8px}
  .header-right{justify-content:center}
  .hotline{text-align:center}
  .about-hero-box{flex-direction:column;min-height:auto}
  .about-hero-left{width:100%;height:auto;justify-content:flex-start;padding-top:30px}
  .about-hero-left::before{background:rgba(0,0,0,.35)}
  .about-hero-label h1,.about-hero-label .col-title{font-size:22px}
  .about-hero-main{padding:28px 20px}
  .about-hero-logo{width:140px;margin-bottom:18px}
  .about-hero-desc{margin-bottom:20px}
  .about-hero-desc p{text-align-last:auto}
}

/* ============ 内页通用内容（新闻 / 产品 / 视频 / 联系） ============ */
.sub-content{width:100%;margin-top:24px;text-align:left}
.sub-section-title{font-size:18px;color:#1a1a1a;font-weight:bold;margin-bottom:16px;padding-left:12px;border-left:4px solid #e84a1f}

/* 新闻列表 */
.news-list{display:flex;flex-direction:column}
.news-item{display:flex;gap:18px;padding:16px 12px;border-bottom:1px solid #e0d9cf;align-items:flex-start;color:inherit;text-decoration:none;transition:background .2s}
.news-item:hover{background:#f5f2ed}
.news-date{flex:none;width:78px;text-align:center;color:#e84a1f;font-weight:bold;font-size:18px;line-height:1.2}
.news-date small{display:block;font-size:11px;color:#999;font-weight:normal;margin-top:2px}
.news-body h3{font-size:15px;color:#333;margin-bottom:6px;font-weight:bold}
.news-body p{font-size:13px;color:#777;line-height:1.7}

/* 新闻详情落地页 */
.back-link{display:inline-block;margin-bottom:14px;color:#e84a1f;font-size:13px;text-decoration:none}
.back-link:hover{text-decoration:underline}
.article{width:100%}
.article-title{font-size:22px;color:#1a1a1a;font-weight:bold;line-height:1.4;margin-bottom:10px}
.article-meta{display:flex;gap:18px;flex-wrap:wrap;font-size:12px;color:#999;margin-bottom:18px;padding-bottom:14px;border-bottom:1px solid #e0d9cf}
.article-cover{width:100%;height:320px;margin-bottom:20px;display:flex;align-items:center;justify-content:center;background:#ece7e0;color:#b0a89c;font-size:14px;border-radius:4px}
.article-body{font-size:14px;color:#555;line-height:2;text-align:justify}
.article-body p{margin-bottom:16px}
.article-body h2,.article-body h3{font-size:16px;color:#1a1a1a;margin:22px 0 10px;font-weight:bold}
.article-tags{margin-top:24px;padding-top:16px;border-top:1px solid #e0d9cf;font-size:13px;color:#888}

/* 产品 / 视频 网格 */
.card-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.sub-card{border:1px solid #e3ddd5;background:#fff;border-radius:4px;overflow:hidden;transition:box-shadow .2s;color:inherit;text-decoration:none;display:block}
.sub-card:hover{box-shadow:0 6px 18px rgba(0,0,0,.12)}
.sub-card .thumb{width:100%;height:200px;object-fit:contain;display:block;background:#f5f3ef}
.sub-card .thumb-ph{width:100%;height:150px;display:flex;align-items:center;justify-content:center;background:#ece7e0;color:#b0a89c;font-size:13px}
.sub-card .name{padding:12px;text-align:center;font-size:14px;color:#333}
.sub-card .cap{padding:0 12px 12px;text-align:center;font-size:12px;color:#999}

/* 左侧面板内的产品分类 */
.left-cats{position:relative;z-index:2;width:100%;margin-top:26px;padding:14px 0;display:flex;flex-direction:column;gap:4px;background:rgba(0,0,0,.8)}
.about-hero-left .cat-item{display:block;padding:10px 22px;font-size:14px;color:#f3efe9;text-decoration:none;border-left:3px solid transparent;transition:background .15s,color .15s,transform .15s}
.about-hero-left .cat-item:hover{background:rgba(255,255,255,.14);color:#fff}
.about-hero-left .cat-item.active{background:rgba(232,74,31,.92);color:#fff;font-weight:bold;border-left-color:#ffd2c4}
.about-hero-left .cat-item.active:hover{background:rgba(232,74,31,1);color:#fff;transform:translateX(4px)}

/* 直击视频：整行内嵌播放器 + 下方标题，点击即在当前页播放 */
.video-list{display:flex;flex-direction:column;gap:18px}
.video-item{display:block;border:1px solid #e3ddd5;background:#fff;border-radius:4px;overflow:hidden;text-decoration:none;color:inherit;transition:box-shadow .2s,border-color .2s}
.video-item:hover{box-shadow:0 6px 18px rgba(0,0,0,.12);border-color:#e84a1f}
.video-thumb{width:100%;aspect-ratio:16/9;height:auto;background:#15191c;position:relative;overflow:hidden}
.video-thumb .video-poster{width:100%;height:100%;object-fit:cover;display:block;background:#000}
.video-thumb .play{position:absolute;width:64px;height:64px;border-radius:50%;background:rgba(232,74,31,.92);color:#fff;display:flex;align-items:center;justify-content:center;font-size:24px;padding-left:4px;box-shadow:0 2px 14px rgba(0,0,0,.35);transition:transform .15s,background .15s;left:50%;top:50%;transform:translate(-50%,-50%);z-index:2;cursor:pointer}
.video-item:hover .video-thumb .play{transform:translate(-50%,-50%) scale(1.1);background:#e84a1f}
.video-thumb .video-player{position:absolute;left:0;top:0;width:100%;height:100%;border:0;display:none;background:#000;z-index:3}
.video-title{padding:14px 16px;font-size:15px;color:#333;font-weight:bold;text-align:left}


/* 产品详情落地页 */
.product-sub{font-size:14px;color:#888;margin:-4px 0 18px}
.prod-spec{width:100%;border-collapse:collapse;margin:14px 0 18px;font-size:13px}
.prod-spec th,.prod-spec td{border:1px solid #e0d9cf;padding:10px 12px;text-align:left;vertical-align:top}
.prod-spec th{background:#f5f2ed;color:#333;font-weight:bold;width:92px;white-space:nowrap}
.prod-spec td{color:#555}
.prod-points{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:14px 0 18px;padding:0}
.prod-points li{background:#f5f2ed;border-left:3px solid #e84a1f;padding:10px 12px;font-size:13px;color:#555;line-height:1.6}
.product-cta{display:inline-block;margin-top:8px;padding:12px 28px;background:#e84a1f;color:#fff;text-decoration:none;border-radius:4px;font-size:14px;font-weight:bold;transition:background .2s}
.product-cta:hover{background:#cf3f17}

/* 联系信息 */
.contact-list{display:flex;flex-direction:column}
.contact-row{display:flex;gap:14px;padding:14px 0;border-bottom:1px solid #e0d9cf}
.contact-row .k{color:#e84a1f;font-weight:bold;width:72px;flex:none;font-size:14px}
.contact-row .v{color:#555;font-size:14px;line-height:1.7}
.map-ph{width:100%;height:200px;margin-top:16px;display:flex;align-items:center;justify-content:center;background:#ece7e0;color:#b0a89c;font-size:13px;border-radius:4px}

/* 内页响应式：平板 */
@media (max-width:1024px){
  .card-grid{grid-template-columns:1fr 1fr}
}

/* 内页响应式：手机 */
@media (max-width:640px){
  .card-grid{grid-template-columns:1fr}
  .news-item{flex-direction:column;gap:6px}
  .news-date{width:auto;text-align:left}
  .article-title{font-size:19px}
  .article-cover{height:200px}
  .article-body{text-align:left;line-height:1.9}
  .prod-points{grid-template-columns:1fr}
  .product-cta{display:block;text-align:center}
  .video-list{gap:14px}
  .video-thumb{height:auto}
  .video-thumb .play{width:48px;height:48px;font-size:18px}
  .video-title{font-size:14px;padding:12px}
  .about-hero-left{aspect-ratio:auto;min-height:300px}
  .left-cats{background:rgba(0,0,0,.5)}
  .about-hero-left .cat-item{font-size:13px;padding:9px 18px}
}