/* ===========================================================================
   ONCCY 新能源官网样式 — 参考 LAZZEN（sh-liangxin.com）企业站风格
   配色：深蓝主色 + 红色点缀 + 浅灰分区，白底卡片网格
   =========================================================================== */
:root{
  --navy:#0b2c5d;        /* 主色 深蓝 */
  --navy-2:#0a274f;
  --blue:#1763b6;        /* 次蓝 */
  --blue-soft:#eaf2fb;
  --red:#e1251b;         /* 点缀红 */
  --red-2:#c41209;
  --ink:#1a2433;         /* 正文深色 */
  --muted:#6b7480;       /* 次要文字 */
  --line:#e6e9ef;        /* 描边 */
  --bg-soft:#f4f6fa;     /* 浅灰分区 */
  --white:#fff;
  --shadow:0 8px 30px rgba(11,44,93,.08);
  --shadow-hover:0 16px 44px rgba(11,44,93,.16);
  --radius:10px;
  --container:1280px;
  --header-h:84px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;color:var(--ink);background:var(--white);
  font-family:"Poppins","Segoe UI",-apple-system,BlinkMacSystemFont,"Microsoft YaHei","PingFang SC","Hiragino Sans GB",sans-serif;
  font-size:15px;line-height:1.7;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s}
a:hover{color:var(--blue)}
ul{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--navy);line-height:1.3}
p{margin:0 0 1em}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}
.clearfix::after{content:"";display:table;clear:both}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 26px;border-radius:50px;
  font-weight:600;font-size:14px;cursor:pointer;border:none;transition:all .25s;white-space:nowrap}
.btn-red{background:var(--red);color:#fff}
.btn-red:hover{background:var(--red-2);color:#fff;transform:translateY(-2px);box-shadow:0 10px 24px rgba(225,37,27,.3)}
.btn-navy{background:var(--navy);color:#fff}
.btn-navy:hover{background:var(--blue);color:#fff;transform:translateY(-2px)}
.btn-ghost{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.7)}
.btn-ghost:hover{background:#fff;color:var(--navy)}
.btn-outline{background:#fff;color:var(--navy);border:1.5px solid var(--line)}
.btn-outline:hover{border-color:var(--blue);color:var(--blue)}

/* ---------------- 顶部条 ---------------- */
.topbar{background:var(--navy-2);color:rgba(255,255,255,.8);font-size:13px}
.topbar .container{display:flex;justify-content:space-between;align-items:center;height:38px}
.topbar a{color:rgba(255,255,255,.8)}
.topbar a:hover{color:#fff}
.topbar .tb-left i{color:var(--red);margin-right:6px}
.topbar .tb-right{display:flex;align-items:center;gap:18px}
.lang-switch a{padding:2px 8px;border-radius:4px}
.lang-switch a.on{background:var(--red);color:#fff}

/* ---------------- 主导航 ---------------- */
.header{position:sticky;top:0;z-index:1000;background:#fff;box-shadow:0 2px 16px rgba(11,44,93,.06)}
.header .container{display:flex;align-items:center;height:var(--header-h);gap:30px}
.logo{display:flex;align-items:center;gap:11px;flex-shrink:0}
.logo .logo-word{font-size:31px;font-weight:800;color:var(--navy);letter-spacing:.5px;line-height:1}
.logo .logo-word b{color:var(--red);font-weight:800}
.logo .logo-energy{font-size:14px;font-weight:600;color:#8b94a3;letter-spacing:3px;text-transform:uppercase;white-space:nowrap}
.nav{display:flex;align-items:center;gap:4px;margin-left:auto;height:100%}
.nav>li{position:relative;height:100%;display:flex;align-items:center}
.nav>li>a{display:flex;align-items:center;height:100%;padding:0 16px;font-size:15.5px;font-weight:600;color:var(--ink);position:relative}
.nav>li>a::after{content:"";position:absolute;left:16px;right:16px;bottom:22px;height:3px;background:var(--red);transform:scaleX(0);transition:transform .25s;border-radius:2px}
.nav>li:hover>a,.nav>li.act>a{color:var(--navy)}
.nav>li:hover>a::after,.nav>li.act>a::after{transform:scaleX(1)}
.header-actions{display:flex;align-items:center;gap:14px;flex-shrink:0}
.search-toggle{font-size:18px;color:var(--navy);cursor:pointer;background:none;border:none}

/* 产品大菜单 */
.megamenu{position:absolute;top:100%;left:50%;transform:translateX(-50%) translateY(10px);
  width:min(960px,92vw);background:#fff;border-radius:12px;box-shadow:var(--shadow-hover);
  padding:26px 28px;opacity:0;visibility:hidden;transition:all .25s;
  display:grid;grid-template-columns:repeat(3,1fr);gap:8px 30px;border-top:3px solid var(--red)}
.nav>li:hover .megamenu{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.mega-col h4{font-size:15px;color:var(--navy);margin-bottom:8px;padding-bottom:8px;border-bottom:1px solid var(--line);
  display:flex;align-items:center;gap:8px}
.mega-col h4 a{color:var(--navy)}
.mega-col h4 .dot{width:7px;height:7px;border-radius:50%;background:var(--red)}
.mega-col ul{margin-bottom:18px}
.mega-col li a{display:block;padding:5px 0;font-size:13.5px;color:var(--muted)}
.mega-col li a:hover{color:var(--red);padding-left:5px}

/* 搜索面板 */
.search-panel{position:absolute;top:100%;left:0;right:0;background:#fff;box-shadow:var(--shadow);
  padding:20px 0;display:none;border-top:1px solid var(--line)}
.search-panel.open{display:block}
.search-panel form{display:flex;gap:10px;position:relative}
.search-panel input{flex:1;padding:14px 18px;border:2px solid var(--line);border-radius:50px;font-size:15px;outline:none}
.search-panel input:focus{border-color:var(--blue)}
.autocomplete{position:absolute;top:100%;left:0;right:120px;background:#fff;border:1px solid var(--line);
  border-radius:10px;box-shadow:var(--shadow);margin-top:8px;max-height:380px;overflow-y:auto;z-index:50;display:none}
.autocomplete a{display:flex;gap:12px;align-items:center;padding:10px 16px;border-bottom:1px solid #f3f5f8}
.autocomplete a:last-child{border-bottom:none}
.autocomplete a:hover{background:var(--bg-soft)}
.autocomplete img{width:42px;height:42px;object-fit:contain;border:1px solid var(--line);border-radius:6px;background:#fff}
.autocomplete .t{font-size:13.5px;color:var(--ink);font-weight:500}
.autocomplete .m{font-size:11.5px;color:var(--muted)}

/* 移动端 */
.burger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:6px}
.burger span{width:26px;height:2.5px;background:var(--navy);border-radius:2px;transition:.3s}
.mobile-nav{position:fixed;inset:0 0 0 auto;width:300px;max-width:85vw;background:#fff;z-index:2000;
  transform:translateX(100%);transition:transform .3s;box-shadow:-10px 0 40px rgba(0,0,0,.2);
  overflow-y:auto;padding:20px}
.mobile-nav.open{transform:translateX(0)}
.mobile-mask{position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:1999;opacity:0;visibility:hidden;transition:.3s}
.mobile-mask.open{opacity:1;visibility:visible}
.mobile-nav .mclose{text-align:right;font-size:26px;color:var(--muted);cursor:pointer}
.mobile-nav>ul>li{border-bottom:1px solid var(--line)}
.mobile-nav>ul>li>a,.mobile-nav .m-acc{display:block;padding:14px 4px;font-weight:600;font-size:16px;color:var(--ink);cursor:pointer}
.mobile-nav .m-sub a{display:block;padding:8px 16px;font-size:14px;color:var(--muted)}
.mobile-nav .m-sub{display:none;padding-bottom:8px}
.mobile-nav .m-sub.open{display:block}

/* ---------------- 区块标题 ---------------- */
.sec{padding:76px 0}
.sec.soft{background:var(--bg-soft)}
.sec-head{text-align:center;margin-bottom:46px}
.sec-head.left{text-align:left}
.sec-head .en{display:block;font-size:14px;letter-spacing:4px;text-transform:uppercase;color:var(--blue);font-weight:700;margin-bottom:8px}
.sec-head h2{font-size:34px;color:var(--navy);position:relative;display:inline-block;padding-bottom:16px}
.sec-head h2::after{content:"";position:absolute;left:50%;bottom:0;transform:translateX(-50%);width:50px;height:3px;background:var(--red);border-radius:2px}
.sec-head.left h2::after{left:0;transform:none}
.sec-head p{color:var(--muted);margin-top:14px;max-width:680px;margin-left:auto;margin-right:auto}

/* ---------------- Hero 轮播 ---------------- */
.hero{position:relative;overflow:hidden;background:var(--navy)}
.hero-track{display:flex;transition:transform .7s cubic-bezier(.7,0,.3,1)}
.hero-slide{min-width:100%;position:relative;height:clamp(420px,46vw,640px)}
.hero-slide .bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero-slide::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(8,30,62,.82) 0%,rgba(8,30,62,.45) 50%,rgba(8,30,62,.15) 100%)}
.hero-cap{position:absolute;inset:0;z-index:2;display:flex;align-items:center}
.hero-cap .container{color:#fff}
.hero-cap .tag{display:inline-block;background:var(--red);color:#fff;font-size:13px;font-weight:600;padding:6px 16px;border-radius:50px;margin-bottom:18px;letter-spacing:1px}
.hero-cap h2{color:#fff;font-size:clamp(28px,4vw,52px);line-height:1.2;max-width:760px;margin-bottom:18px}
.hero-cap p{color:rgba(255,255,255,.88);font-size:clamp(15px,1.6vw,19px);max-width:560px;margin-bottom:30px}
.hero-cap .btns{display:flex;gap:14px;flex-wrap:wrap}
.hero-dots{position:absolute;bottom:26px;left:50%;transform:translateX(-50%);display:flex;gap:10px;z-index:5}
.hero-dots button{width:34px;height:4px;border-radius:3px;border:none;background:rgba(255,255,255,.4);cursor:pointer;transition:.3s}
.hero-dots button.on{background:var(--red);width:46px}
.hero-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:5;width:46px;height:46px;border-radius:50%;
  background:rgba(255,255,255,.15);color:#fff;border:none;cursor:pointer;font-size:18px;backdrop-filter:blur(4px);transition:.3s}
.hero-arrow:hover{background:var(--red)}
.hero-arrow.prev{left:26px}.hero-arrow.next{right:26px}

/* ---------------- 数据指标条 ---------------- */
.stats-band{background:var(--navy);color:#fff}
.stats-band .container{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding:42px 24px}
.stat{text-align:center;border-right:1px solid rgba(255,255,255,.12)}
.stat:last-child{border-right:none}
.stat .num{font-size:40px;font-weight:800;color:#fff;line-height:1}
.stat .num b{color:var(--red);font-size:26px}
.stat .lbl{color:rgba(255,255,255,.75);font-size:14px;margin-top:8px}

/* ---------------- 分类网格 ---------------- */
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.cat-card{position:relative;border-radius:var(--radius);overflow:hidden;background:#fff;box-shadow:var(--shadow);
  display:flex;flex-direction:column;min-height:230px;border:1px solid var(--line);transition:.3s}
.cat-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover)}
.cat-card .ci{height:160px;display:flex;align-items:center;justify-content:center;background:var(--bg-soft);padding:18px}
.cat-card .ci img{max-height:100%;width:auto;object-fit:contain;transition:.4s}
.cat-card:hover .ci img{transform:scale(1.06)}
.cat-card .cb{padding:18px 22px;border-top:3px solid transparent;transition:.3s}
.cat-card:hover .cb{border-top-color:var(--red)}
.cat-card .cb h3{font-size:18px;color:var(--navy)}
.cat-card .cb .en{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:1px}
.cat-card .cb .go{color:var(--red);font-size:13px;font-weight:600;margin-top:8px;display:inline-block}

/* ---------------- 产品卡片 ---------------- */
.prod-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.prod-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  display:flex;flex-direction:column;transition:.3s}
.prod-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);border-color:transparent}
.prod-card .pi{aspect-ratio:1/1;background:#fff;display:flex;align-items:center;justify-content:center;padding:20px;overflow:hidden}
.prod-card .pi img{max-width:100%;max-height:100%;object-fit:contain;transition:.4s}
.prod-card:hover .pi img{transform:scale(1.07)}
.prod-card .pb{padding:16px 18px 20px;border-top:1px solid var(--line);display:flex;flex-direction:column;flex:1}
.prod-card .pb .cat{font-size:11.5px;color:var(--blue);font-weight:600;text-transform:uppercase;letter-spacing:.5px;margin-bottom:6px}
.prod-card .pb h3{font-size:15px;color:var(--ink);font-weight:600;line-height:1.45;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:43px}
.prod-card:hover .pb h3{color:var(--navy)}
.prod-card .pb .model{font-size:12.5px;color:var(--muted);margin-top:6px}
.prod-card .pb .more{margin-top:auto;padding-top:12px;color:var(--red);font-size:13px;font-weight:600;display:flex;align-items:center;gap:6px}
.prod-card .pb .more span{transition:.3s}
.prod-card:hover .pb .more span{transform:translateX(4px)}

/* ---------------- 为什么选择 ---------------- */
.why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.why-card{background:#fff;border-radius:var(--radius);padding:34px 26px;text-align:center;box-shadow:var(--shadow);transition:.3s;border-bottom:3px solid transparent}
.why-card:hover{transform:translateY(-6px);border-bottom-color:var(--red)}
.why-card .ico{width:70px;height:70px;border-radius:50%;background:var(--blue-soft);color:var(--blue);
  display:flex;align-items:center;justify-content:center;font-size:30px;margin:0 auto 18px}
.why-card:hover .ico{background:var(--red);color:#fff}
.why-card h3{font-size:18px;margin-bottom:10px}
.why-card p{color:var(--muted);font-size:14px;margin:0}

/* ---------------- 应用领域 ---------------- */
.app-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.app-tile{position:relative;height:280px;border-radius:var(--radius);overflow:hidden;display:flex;align-items:flex-end}
.app-tile img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:.5s}
.app-tile:hover img{transform:scale(1.08)}
.app-tile::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(8,30,62,.85),rgba(8,30,62,.1) 60%)}
.app-tile .ac{position:relative;z-index:2;padding:24px;color:#fff;width:100%}
.app-tile .ac h3{color:#fff;font-size:20px;margin-bottom:6px}
.app-tile .ac p{color:rgba(255,255,255,.85);font-size:13.5px;margin:0}
.app-tile .ac .go{display:inline-block;margin-top:12px;color:#fff;font-size:13px;font-weight:600;border-bottom:2px solid var(--red);padding-bottom:2px}

/* ---------------- 关于（首页）---------------- */
.about-split{display:grid;grid-template-columns:1.05fr 1fr;gap:54px;align-items:center}
.about-split .at .en{color:var(--blue);font-weight:700;letter-spacing:3px;text-transform:uppercase;font-size:13px}
.about-split .at h2{font-size:32px;margin:10px 0 18px}
.about-split .at p{color:var(--muted)}
.about-split .at .feats{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:22px 0 28px}
.about-split .at .feats li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:var(--ink)}
.about-split .at .feats i{color:var(--red);margin-top:3px}
.about-split .ai{position:relative}
.about-split .ai img{width:100%;border-radius:var(--radius);box-shadow:var(--shadow)}
.about-split .ai .badge{position:absolute;left:-24px;bottom:-24px;background:var(--red);color:#fff;border-radius:var(--radius);
  padding:20px 26px;box-shadow:var(--shadow-hover)}
.about-split .ai .badge .n{font-size:38px;font-weight:800;line-height:1}
.about-split .ai .badge .l{font-size:13px;opacity:.9}

/* ---------------- 新闻 ---------------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.news-card{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:.3s;display:flex;flex-direction:column}
.news-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover)}
.news-card .ni{height:200px;overflow:hidden}
.news-card .ni img{width:100%;height:100%;object-fit:cover;transition:.5s}
.news-card:hover .ni img{transform:scale(1.07)}
.news-card .nb{padding:22px 24px;display:flex;flex-direction:column;flex:1}
.news-card .date{color:var(--blue);font-size:13px;font-weight:600;margin-bottom:10px}
.news-card .nb h3{font-size:17px;line-height:1.5;color:var(--ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card:hover .nb h3{color:var(--navy)}
.news-card .nb p{color:var(--muted);font-size:13.5px;margin:10px 0 0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card .nb .more{margin-top:auto;padding-top:14px;color:var(--red);font-size:13px;font-weight:600}

/* ---------------- CTA 条 ---------------- */
.cta-band{background:linear-gradient(120deg,var(--navy),var(--blue));color:#fff;padding:56px 0}
.cta-band .container{display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap}
.cta-band h2{color:#fff;font-size:30px}
.cta-band p{color:rgba(255,255,255,.85);margin:8px 0 0}

/* ---------------- 内页通用 ---------------- */
.page-banner{position:relative;height:300px;background:var(--navy);display:flex;align-items:center;overflow:hidden}
.page-banner img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.4}
.page-banner::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(8,30,62,.85),rgba(8,30,62,.4))}
.page-banner .container{position:relative;z-index:2;color:#fff}
.page-banner h1{color:#fff;font-size:40px;margin-bottom:10px}
.page-banner .crumb{color:rgba(255,255,255,.8);font-size:14px}
.page-banner .crumb a:hover{color:#fff}
.crumb i{margin:0 8px;opacity:.6}

/* 产品列表布局 */
.shop{display:grid;grid-template-columns:280px 1fr;gap:34px;align-items:start}
.shop-side{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;position:sticky;top:100px}
.shop-side .sh{background:var(--navy);color:#fff;padding:18px 22px;font-size:18px;font-weight:700;display:flex;align-items:center;gap:10px}
.shop-side .sh i{color:var(--red)}
.cat-tree>li>a{display:flex;justify-content:space-between;align-items:center;padding:13px 22px;font-weight:600;color:var(--ink);border-bottom:1px solid var(--line)}
.cat-tree>li>a:hover,.cat-tree>li.active>a{color:var(--red);background:var(--bg-soft)}
.cat-tree .sub{padding:4px 0 10px}
.cat-tree .sub a{display:block;padding:7px 22px 7px 34px;font-size:13.5px;color:var(--muted)}
.cat-tree .sub a:hover,.cat-tree .sub a.on{color:var(--red)}
.shop-main .shop-bar{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px;
  padding-bottom:16px;border-bottom:1px solid var(--line)}
.shop-main .shop-bar h2{font-size:24px}
.shop-main .shop-bar .count{color:var(--muted);font-size:14px}
.empty{padding:80px 20px;text-align:center;color:var(--muted)}

/* 产品详情 */
.pd-top{display:grid;grid-template-columns:1fr 1fr;gap:48px}
.pd-gallery .main{border:1px solid var(--line);border-radius:var(--radius);background:#fff;aspect-ratio:1/1;
  display:flex;align-items:center;justify-content:center;padding:30px;overflow:hidden}
.pd-gallery .main img{max-width:100%;max-height:100%;object-fit:contain}
.pd-thumbs{display:flex;gap:12px;margin-top:14px;flex-wrap:wrap}
.pd-thumbs img{width:74px;height:74px;object-fit:contain;border:1px solid var(--line);border-radius:8px;padding:6px;cursor:pointer;background:#fff}
.pd-thumbs img.on,.pd-thumbs img:hover{border-color:var(--red)}
.pd-info .cat{color:var(--blue);font-weight:600;font-size:13px;text-transform:uppercase;letter-spacing:1px}
.pd-info h1{font-size:28px;margin:10px 0 14px;color:var(--navy)}
.pd-info .model{display:inline-block;background:var(--bg-soft);border:1px solid var(--line);border-radius:6px;
  padding:6px 14px;font-size:14px;color:var(--ink);margin-bottom:18px}
.pd-info .model b{color:var(--red)}
.pd-info .short{color:var(--muted);margin-bottom:22px}
.pd-info .quick-specs{margin-bottom:24px}
.pd-info .quick-specs li{display:flex;padding:9px 0;border-bottom:1px dashed var(--line);font-size:14px}
.pd-info .quick-specs li .k{width:140px;color:var(--muted);flex-shrink:0}
.pd-info .quick-specs li .v{color:var(--ink);font-weight:500}
.pd-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:6px}
.pd-tabs{margin-top:54px;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.pd-tabs .tabhead{display:flex;background:var(--bg-soft);border-bottom:1px solid var(--line)}
.pd-tabs .tabhead button{padding:16px 30px;font-size:15px;font-weight:600;color:var(--muted);background:none;border:none;cursor:pointer;border-bottom:3px solid transparent}
.pd-tabs .tabhead button.on{color:var(--navy);background:#fff;border-bottom-color:var(--red)}
.pd-tabs .tabbody{padding:30px 34px}
.pd-tabs .tabpane{display:none}
.pd-tabs .tabpane.on{display:block}
.pd-tabs .tabpane :is(img){margin:14px auto;border-radius:8px}
.pd-tabs table{width:100%;border-collapse:collapse;margin:10px 0}
.pd-tabs table th,.pd-tabs table td{border:1px solid var(--line);padding:10px 14px;text-align:left;font-size:14px}
.pd-tabs table th{background:var(--bg-soft);color:var(--navy);width:200px}

/* 关于页 */
.prose{font-size:15.5px;color:#444}
.prose h2{font-size:26px;margin:30px 0 14px}
.prose h3{font-size:20px;margin:24px 0 10px;color:var(--blue)}
.prose img{border-radius:var(--radius);margin:18px 0}
.honor-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:10px}
.honor-grid .h{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;text-align:center}
.honor-grid .h .ico{font-size:34px;color:var(--red);margin-bottom:12px}
.honor-grid .h h4{font-size:16px;margin-bottom:6px}
.honor-grid .h p{font-size:13px;color:var(--muted);margin:0}

/* 联系页 */
.contact-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:44px;align-items:start}
.contact-info .ci-item{display:flex;gap:16px;padding:20px 0;border-bottom:1px solid var(--line)}
.contact-info .ci-item .ico{width:50px;height:50px;border-radius:50%;background:var(--blue-soft);color:var(--blue);
  display:flex;align-items:center;justify-content:center;font-size:20px;flex-shrink:0}
.contact-info .ci-item h4{font-size:16px;margin-bottom:4px}
.contact-info .ci-item p{margin:0;color:var(--muted);font-size:14.5px}
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:36px;box-shadow:var(--shadow)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.form-group{margin-bottom:18px}
.form-group label{display:block;font-size:13.5px;color:var(--ink);font-weight:600;margin-bottom:7px}
.form-group label .req{color:var(--red)}
.form-group input,.form-group textarea{width:100%;padding:12px 15px;border:1.5px solid var(--line);border-radius:8px;font-size:14px;font-family:inherit;outline:none;transition:.2s}
.form-group input:focus,.form-group textarea:focus{border-color:var(--blue)}
.form-group textarea{min-height:130px;resize:vertical}
.alert{background:#e8f7ee;border:1px solid #b6e2c6;color:#1e7a44;padding:14px 18px;border-radius:8px;margin-bottom:22px;font-size:14px}

/* 列表通用（新闻/案例）*/
.list-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.pager{display:flex;justify-content:center;gap:8px;margin-top:46px}
.pager a,.pager span{min-width:40px;height:40px;display:flex;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:8px;font-size:14px;color:var(--ink)}
.pager a:hover{border-color:var(--blue);color:var(--blue)}
.pager .on{background:var(--navy);color:#fff;border-color:var(--navy)}

/* 下载中心 */
.dl-table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.dl-table th,.dl-table td{padding:14px 18px;text-align:left;border-bottom:1px solid var(--line);font-size:14px}
.dl-table th{background:var(--navy);color:#fff}
.dl-table tr:hover td{background:var(--bg-soft)}
.dl-table .dl-btn{color:var(--red);font-weight:600}

/* ---------------- 页脚 ---------------- */
.footer{background:#0a223f;color:rgba(255,255,255,.72);padding-top:60px;font-size:14px}
.footer a{color:rgba(255,255,255,.72)}
.footer a:hover{color:#fff}
.footer .fcols{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:40px;padding-bottom:46px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer .fcol h4{color:#fff;font-size:16px;margin-bottom:20px;position:relative;padding-bottom:12px}
.footer .fcol h4::after{content:"";position:absolute;left:0;bottom:0;width:34px;height:2px;background:var(--red)}
.footer .fcol li{margin-bottom:11px}
.footer .flogo .logo-mark{font-size:28px;font-weight:800;color:#fff;display:flex;align-items:center;gap:8px}
.footer .flogo .logo-mark b{color:var(--red)}
.footer .flogo .logo-mark .fe{font-size:12px;font-weight:600;color:rgba(255,255,255,.5);letter-spacing:2.5px;text-transform:uppercase}
.footer .flogo-img{height:40px;width:auto;filter:brightness(0) invert(1);opacity:.92}
.footer .fabout{margin:16px 0 20px;line-height:1.8}
.footer .fcontact li{display:flex;gap:12px;align-items:flex-start}
.footer .fcontact i{color:var(--red);margin-top:4px}
.footer .fbottom{display:flex;justify-content:space-between;align-items:center;padding:20px 0;font-size:13px;color:rgba(255,255,255,.5);flex-wrap:wrap;gap:8px}
.footer .social{display:flex;gap:10px;margin-top:18px}
.footer .social a{width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,.1);display:flex;align-items:center;justify-content:center;color:#fff}
.footer .social a:hover{background:var(--red)}

/* 返回顶部 */
.to-top{position:fixed;right:24px;bottom:24px;width:46px;height:46px;border-radius:50%;background:var(--navy);color:#fff;
  display:flex;align-items:center;justify-content:center;cursor:pointer;opacity:0;visibility:hidden;transition:.3s;z-index:900;border:none;font-size:18px}
.to-top.show{opacity:1;visibility:visible}
.to-top:hover{background:var(--red)}

/* 浮动咨询 */
.fab{position:fixed;right:24px;bottom:84px;z-index:900;display:flex;flex-direction:column;gap:10px}
.fab a{width:46px;height:46px;border-radius:50%;background:var(--red);color:#fff;display:flex;align-items:center;justify-content:center;font-size:18px;box-shadow:var(--shadow)}
.fab a:hover{background:var(--red-2);color:#fff}

/* ---------------- 响应式 ---------------- */
@media(max-width:1024px){
  .nav,.search-toggle{display:none}
  .burger{display:flex}
  .prod-grid{grid-template-columns:repeat(3,1fr)}
  .cat-grid,.app-grid,.news-grid,.list-cards{grid-template-columns:repeat(2,1fr)}
  .why-grid{grid-template-columns:repeat(2,1fr)}
  .shop{grid-template-columns:1fr}
  .shop-side{position:static}
  .footer .fcols{grid-template-columns:1fr 1fr}
}
@media(max-width:768px){
  .sec{padding:50px 0}
  .topbar .tb-left{display:none}
  .stats-band .container{grid-template-columns:1fr 1fr;gap:10px}
  .stat{border-right:none;border-bottom:1px solid rgba(255,255,255,.12);padding-bottom:16px}
  .prod-grid{grid-template-columns:repeat(2,1fr);gap:16px}
  .cat-grid,.app-grid,.news-grid,.list-cards,.honor-grid,.about-split,.pd-top,.contact-grid{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .sec-head h2{font-size:26px}
  .page-banner h1{font-size:30px}
  .about-split .ai .badge{left:auto;right:16px}
  .footer .fcols{grid-template-columns:1fr}
}