/* ==========================================================================
   石家庄触达科技有限责任公司 官网样式表
   配色：红 #CE1126 / 黑 #17191C / 橙 #F08300（品牌 logo 蓝 #0699E7 作辅助）
   改颜色只改下面这段变量即可
   ========================================================================== */
:root{
  --red:#CE1126;
  --red-hi:#E8262F;
  --red-dk:#A50D1E;
  --black:#17191C;
  --black-2:#23262B;
  --orange:#F08300;
  --orange-hi:#FF9412;
  --brand:#0699E7;
  --ink:#1F2328;
  --ink-2:#4A525C;
  --muted:#6B7480;
  --line:#E4E7EA;
  --line-2:#D2D7DC;
  --bg:#F2F3F5;
  --wrap:1200px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  font-family:"HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei","PingFang SC",sans-serif;
  background:#fff;color:var(--ink);font-size:15px;line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
ul,ol{list-style:none}
table{border-collapse:collapse;width:100%}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}
.hide{display:none}

/* ---------- 顶部红条：纯红底 + 居中白字（短则静止，长则滚动） ---------- */
/* 颜色全部写死，不用变量；子元素背景强制透明；杀掉一切伪元素出的框 */
.topbar{background:#CE1126 !important;background-color:#CE1126 !important;color:#fff !important;font-size:13.5px}
.topbar .wrap{display:flex;align-items:center;justify-content:center;height:42px;background:transparent !important}
.topbar .barmsg{width:100%;overflow:hidden;background:transparent !important}
.topbar .barmsg .tx{display:block;height:42px;line-height:42px;white-space:nowrap;overflow:hidden;background:transparent !important;color:#fff !important}
.topbar .barmsg .roll{display:inline-block;white-space:nowrap;will-change:transform;animation:noticeRoll var(--dur,16s) linear infinite;background:transparent !important;color:#fff !important}
.topbar .barmsg .roll>span{padding-right:76px;background:transparent !important;color:#fff !important}
.topbar .barmsg:before,.topbar .barmsg:after{content:none !important;display:none !important;background:transparent !important}
.topbar .barmsg:hover .roll{animation-play-state:paused}
@keyframes noticeRoll{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@media (prefers-reduced-motion:reduce){
  .topbar .barmsg .roll{animation:none}
}

/* ---------- 头部 ---------- */
.header{background:#fff}
.header .wrap{display:flex;align-items:center;justify-content:space-between;gap:26px;padding-top:20px;padding-bottom:20px}
.logo img{height:48px;width:auto}
.hd-right{display:flex;align-items:center;gap:22px}
.hd-tel{display:flex;align-items:center;gap:11px;padding-right:22px;border-right:1px solid var(--line)}
.hd-tel .ico{width:40px;height:40px;border-radius:50%;background:#FDE9EB;display:grid;place-items:center;flex:none}
.hd-tel .ico svg{width:20px;height:20px;fill:var(--red)}
.hd-tel small{display:block;font-size:11.5px;color:var(--muted)}
.hd-tel b{display:block;font-size:21px;color:var(--black);line-height:1.2;letter-spacing:.4px}
.btn-quote{height:48px;padding:0 28px;line-height:48px;background:var(--orange);color:#2A1A00;font-weight:700;font-size:15px;border-radius:3px;white-space:nowrap;transition:.18s}
.btn-quote:hover{background:var(--orange-hi)}

/* ---------- 黑色导航 ---------- */
.nav{background:var(--black);position:sticky;top:0;z-index:60}
.nav .wrap{display:flex;flex-wrap:wrap}
.nav li{position:relative}
.nav li>a{display:block;padding:0 26px;height:56px;line-height:56px;font-size:16.5px;color:#fff;transition:.16s}
.nav li>a:hover{background:var(--red)}
.nav li.on>a{background:var(--red)}
.nav li.on>a:after{content:"";position:absolute;left:50%;bottom:0;transform:translateX(-50%);border-left:7px solid transparent;border-right:7px solid transparent;border-bottom:7px solid #fff}
.nav .sub{position:absolute;left:0;top:100%;min-width:196px;background:#fff;border-top:3px solid var(--red);box-shadow:0 18px 40px rgba(23,25,28,.18);opacity:0;visibility:hidden;transform:translateY(5px);transition:.18s;z-index:70;padding:6px 0}
.nav li:hover .sub{opacity:1;visibility:visible;transform:translateY(0)}
.nav .sub a{display:block;padding:0 20px;height:46px;line-height:46px;font-size:14.5px;color:var(--ink-2);border-bottom:1px solid var(--line)}
.nav .sub a:hover{background:#FDF0F2;color:var(--red);padding-left:25px}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;gap:10px;height:52px;padding:0 32px;border-radius:3px;font-size:16px;font-weight:600;transition:.18s;border:0;cursor:pointer;font-family:inherit}
.btn-o{background:var(--orange);color:#2A1A00;box-shadow:0 8px 22px rgba(240,131,0,.28)}
.btn-o:hover{background:var(--orange-hi)}
.btn-r{background:var(--red);color:#fff}
.btn-r:hover{background:var(--red-hi)}
.btn-g{border:1px solid var(--line-2);color:var(--black);background:#fff}
.btn-g:hover{border-color:var(--black);background:#F7F8F9}
.btn-sm{height:38px;padding:0 18px;font-size:13.5px;border-radius:2px;display:inline-flex;align-items:center;justify-content:center;white-space:nowrap}

/* ---------- 首屏 ---------- */
.hero{background:linear-gradient(180deg,#F7F8F9,#fff);border-bottom:1px solid var(--line);position:relative;overflow:hidden}
.hero:before{content:"";position:absolute;left:0;top:0;width:6px;height:100%;background:var(--red)}
.hero .grid{display:grid;grid-template-columns:1.06fr .94fr;gap:56px;align-items:center;padding:66px 0 60px}
.hero .ribbon{display:inline-flex;align-items:center;gap:10px;font-size:13px;color:var(--red);border:1px solid #F2C4C9;background:#FDF0F2;border-radius:2px;padding:7px 15px;font-weight:600}
.hero h1{margin-top:22px;font-size:47px;line-height:1.24;font-weight:700;letter-spacing:-.3px;color:var(--black)}
.hero h1 em{font-style:normal;color:var(--red)}
.hero .lead{margin-top:22px;max-width:560px;font-size:16.5px;color:var(--ink-2)}
.hero .facts{margin-top:26px;display:flex;flex-wrap:wrap;gap:12px 30px;font-size:14.5px;color:var(--ink-2)}
.hero .facts span:before{content:"✓";color:var(--red);font-weight:700;margin-right:8px}
.hero .acts{margin-top:34px;display:flex;gap:14px;flex-wrap:wrap}
.hero .fig{position:relative}
.hero .fig .frame{border:1px solid var(--line);background:#fff;border-radius:4px;padding:18px;box-shadow:0 20px 46px rgba(23,25,28,.12)}
.hero .fig .frame img{width:100%;aspect-ratio:4/3;object-fit:contain}
.hero .fig .cap{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:14px;padding-top:14px;border-top:1px solid var(--line);font-size:13.5px;color:var(--muted)}
.hero .fig .cap b{color:var(--black);font-size:15px;white-space:nowrap}
.hero .fig .stamp{position:absolute;left:-14px;top:-14px;background:var(--red);color:#fff;font-size:12.5px;font-weight:700;letter-spacing:1px;padding:7px 14px;border-radius:3px;z-index:2}

/* ---------- 首页大图轮播 ---------- */
.hero-slider{position:relative;overflow:hidden;background:var(--black);border-bottom:1px solid var(--line)}
.hero-slider .slides{position:relative;display:grid}
.hero-slider .slide{
  grid-area:1/1;position:relative;
  opacity:0;visibility:hidden;
  transition:opacity .75s ease,visibility .75s ease;
  display:flex;align-items:center;
}
.hero-slider .slide.on{opacity:1;visibility:visible;z-index:2}
.hero-slider .slide-bg{position:absolute;inset:0;overflow:hidden}
.hero-slider .slide-bg img{width:100%;height:100%;object-fit:cover;transform:scale(1.03);transition:transform 7s linear}
.hero-slider .slide.on .slide-bg img{transform:scale(1)}
.hero-slider .slide-bg:after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(9,11,14,.9) 0%,rgba(9,11,14,.8) 38%,rgba(9,11,14,.45) 62%,rgba(9,11,14,.25) 100%);
}
.hero-slider .slide .wrap{position:relative;z-index:2;width:100%}
.hero-slider .slide-row{display:flex;align-items:center;gap:56px;min-height:520px;padding:70px 0 100px}
.hero-slider .slide-in{flex:1;max-width:640px;color:#fff;
  opacity:0;transform:translateY(22px);transition:opacity .6s ease .12s,transform .6s ease .12s}
.hero-slider .slide.on .slide-in{opacity:1;transform:none}
.hero-slider .slide-fig{flex:0 0 320px;display:flex;align-items:center;justify-content:center;
  opacity:0;transform:translateY(22px) scale(.96);transition:opacity .6s ease .2s,transform .6s ease .2s}
.hero-slider .slide.on .slide-fig{opacity:1;transform:none}
.hero-slider .slide-fig img{width:100%;max-width:320px;border-radius:6px;filter:drop-shadow(0 18px 40px rgba(0,0,0,.4))}

/* 无背景图时用品牌渐变 + 网格纹理 */
.hero-slider .slide.plain{background:
  radial-gradient(90% 120% at 12% 0%,rgba(206,17,38,.55) 0%,rgba(206,17,38,0) 58%),
  radial-gradient(80% 110% at 88% 100%,rgba(240,131,0,.32) 0%,rgba(240,131,0,0) 62%),
  linear-gradient(135deg,#15181C 0%,#1E2228 52%,#0E1114 100%)}
.hero-slider .slide.plain:before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:56px 56px;mask-image:linear-gradient(180deg,#000,transparent 88%)
}
.hero-slider .kicker{
  display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:2.2px;text-transform:uppercase;
  color:#fff;padding:7px 15px;border:1px solid rgba(255,255,255,.32);border-radius:2px;
  background:rgba(206,17,38,.82);border-color:transparent
}
.hero-slider h1,.hero-slider .stitle{margin-top:22px;font-size:46px;line-height:1.26;font-weight:700;letter-spacing:-.3px;color:#fff;text-shadow:0 2px 18px rgba(0,0,0,.35)}
.hero-slider .stitle{display:block}
.hero-slider h1 em{font-style:normal;color:#FFB35C}
.hero-slider .lead{margin-top:20px;max-width:540px;font-size:16px;line-height:1.85;color:rgba(255,255,255,.86)}
.hero-slider .acts{margin-top:32px;display:flex;gap:14px;flex-wrap:wrap}
.hero-slider .btn-o{box-shadow:0 10px 26px rgba(240,131,0,.34)}
.hero-slider .btn-r{box-shadow:0 10px 26px rgba(206,17,38,.36)}

.hero-slider .snav{
  position:absolute;top:50%;margin-top:-24px;z-index:5;width:44px;height:48px;
  display:flex;align-items:center;justify-content:center;cursor:pointer;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);border-radius:2px;
  color:#fff;transition:.18s;opacity:0
}
.hero-slider:hover .snav,.hero-slider:focus-within .snav{opacity:1}
.hero-slider .snav:hover{background:var(--red);border-color:var(--red)}
.hero-slider .snav svg{width:20px;height:20px;fill:currentColor}
.hero-slider .snav.prev{left:18px}
.hero-slider .snav.next{right:18px}

.hero-slider .dots{position:absolute;left:0;right:0;bottom:22px;z-index:5;display:flex;justify-content:center;gap:10px}
.hero-slider .dot{
  width:34px;height:4px;border:0;padding:0;border-radius:2px;cursor:pointer;
  background:rgba(255,255,255,.34);transition:.22s
}
.hero-slider .dot:hover{background:rgba(255,255,255,.6)}
.hero-slider .dot.on{background:var(--red);width:52px}

.hero-slider .slide-tags{
  position:absolute;right:24px;bottom:26px;z-index:5;display:flex;gap:8px;flex-wrap:wrap;max-width:46%
}
.hero-slider .slide-tags span{
  font-size:12.5px;color:rgba(255,255,255,.9);padding:5px 13px;border-radius:20px;
  border:1px solid rgba(255,255,255,.26);background:rgba(0,0,0,.28);backdrop-filter:blur(3px)
}
.hero-slider.single .snav,.hero-slider.single .dots{display:none}

/* ---------- 快捷入口 ---------- */
.quick{background:var(--black)}
.quick ul{display:grid;grid-template-columns:repeat(4,1fr)}
.quick a{display:block;padding:26px 24px;border-right:1px solid rgba(255,255,255,.1);color:#fff;transition:.18s}
.quick li:last-child a{border-right:0}
.quick a:hover{background:var(--red)}
.quick b{display:block;font-size:17px;font-weight:600}
.quick span{display:block;margin-top:6px;font-size:12.5px;color:rgba(255,255,255,.6)}
.quick a:hover span{color:rgba(255,255,255,.85)}

/* ---------- 数字带 ---------- */
.figures{background:var(--bg);border-bottom:1px solid var(--line)}
.figures ul{display:grid;grid-template-columns:repeat(4,1fr)}
.figures li{padding:36px 0 36px 34px;border-left:1px solid var(--line-2)}
.figures li:first-child{border-left:0;padding-left:0}
.figures b{display:block;font-size:40px;line-height:1;font-weight:700;color:var(--black);letter-spacing:-1px}
.figures b i{font-style:normal;font-size:20px;color:var(--red)}
.figures span{display:block;margin-top:11px;font-size:13px;color:var(--muted);letter-spacing:1.4px}

/* ---------- 区块 ---------- */
.sec{padding:84px 0}
.sec.tint{background:var(--bg);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec.tight{padding:56px 0}
.sec-hd{margin-bottom:46px}
.sec-hd .idx{display:inline-block;font-size:12.5px;letter-spacing:2.4px;color:#fff;background:var(--red);padding:5px 13px;border-radius:2px;font-weight:600}
.sec-hd h2{margin-top:16px;font-size:33px;font-weight:700;color:var(--black);letter-spacing:.2px}
.sec-hd h2:after{content:"";display:block;width:64px;height:3px;background:var(--black);margin-top:14px}
.sec-hd .sub{margin-top:16px;color:var(--ink-2);max-width:820px}
.sec-hd.center{text-align:center}
.sec-hd.center h2:after{margin-left:auto;margin-right:auto}
.sec-hd.center .sub{margin-left:auto;margin-right:auto}
.sec-hd.split{display:flex;justify-content:space-between;align-items:flex-end;gap:24px}
.more{font-size:14px;color:var(--red);white-space:nowrap;padding-bottom:6px;border-bottom:1px solid #F2C4C9;font-weight:600}
.more:hover{border-color:var(--red)}

/* ---------- 面包屑 + 内页头 ---------- */
.pagehead{background:var(--bg);border-bottom:1px solid var(--line);padding:34px 0 30px;position:relative;overflow:hidden}
.pagehead:before{content:"";position:absolute;left:0;top:0;width:6px;height:100%;background:var(--red)}
.pagehead h1{font-size:30px;font-weight:700;color:var(--black);letter-spacing:.3px}
.pagehead .desc{margin-top:10px;color:var(--ink-2);max-width:900px;font-size:15px}
.crumb{margin-top:14px;font-size:13.5px;color:var(--muted);display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.crumb a:hover{color:var(--red)}
.crumb i{font-style:normal;color:var(--line-2)}

/* ---------- 分类切换 ---------- */
.cats{display:flex;flex-wrap:wrap;gap:9px;margin-bottom:26px}
.cat{padding:10px 21px;font-size:14.5px;color:var(--ink-2);border:1px solid var(--line-2);border-radius:2px;background:#fff;transition:.16s}
.cat:hover{border-color:var(--red);color:var(--red)}
.cat.on{background:var(--black);border-color:var(--black);color:#fff;font-weight:600}

/* ---------- 产品卡片 ---------- */
.plist{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.plist.g3{grid-template-columns:repeat(3,1fr)}
.pcard{background:#fff;border:1px solid var(--line);border-radius:4px;overflow:hidden;transition:.22s;display:flex;flex-direction:column}
.pcard:hover{border-color:var(--red);box-shadow:0 18px 40px rgba(23,25,28,.13);transform:translateY(-4px)}
.pcard .ph{position:relative;background:#FAFBFC;padding:16px;border-bottom:1px solid var(--line)}
.pcard .ph img{width:100%;aspect-ratio:4/3;object-fit:contain;transition:transform .4s}
.pcard:hover .ph img{transform:scale(1.06)}
.pcard .badge{position:absolute;left:0;top:0;font-size:11.5px;letter-spacing:1px;padding:4px 11px;border-radius:0 0 3px 0;font-weight:600;z-index:2}
.badge.new{background:var(--red);color:#fff}
.badge.hot{background:var(--orange);color:#2A1A00}
.badge.custom{background:var(--black);color:#fff}
.badge.nospec{background:#8A939C;color:#fff}
.pcard .bd{padding:17px 18px 19px;display:flex;flex-direction:column;flex:1}
.pcard .cat-l{font-size:11.5px;letter-spacing:1.5px;color:var(--red);margin-bottom:9px;font-weight:600}
.pcard h3{font-size:15px;font-weight:600;line-height:1.55;height:47px;overflow:hidden;color:var(--black)}
.pcard h3 a:hover{color:var(--red)}
.pcard .spec{margin-top:13px;padding-top:13px;border-top:1px dashed var(--line-2);font-size:12.5px;color:var(--muted);line-height:2;flex:1}
.pcard .spec b{color:var(--ink);font-weight:600}
.pcard .spec .none{color:#9AA3AC}
.pcard .acts{margin-top:15px;display:flex;gap:8px}
.pcard .acts a{flex:1}
.a-pdf{background:#fff;border:1px solid var(--line-2);color:var(--ink-2)}
.a-pdf:hover{border-color:var(--black);color:var(--black)}
.a-buy{background:var(--orange);color:#2A1A00;font-weight:600}
.a-buy:hover{background:var(--orange-hi)}
.a-dis{background:#F2F3F5;border:1px solid var(--line);color:#9AA3AC;cursor:not-allowed}

/* ---------- 新品带 ---------- */
.newbar{background:#fff;border-top:3px solid var(--red);border-bottom:1px solid var(--line)}
.newbar .wrap{padding:30px 24px;display:flex;align-items:center;gap:34px;flex-wrap:wrap}
.newbar .label{flex:none}
.newbar .label b{display:block;font-size:22px;color:var(--black);font-weight:700}
.newbar .label span{display:block;font-size:12px;color:var(--red);letter-spacing:2.2px;margin-top:3px;font-weight:600}
.newbar ul{display:flex;gap:14px;flex-wrap:wrap;flex:1}
.newbar li{background:var(--bg);border:1px solid var(--line);border-radius:2px;padding:8px 16px;font-size:14px;color:var(--ink-2)}
.newbar li a:hover{color:var(--red)}
.newbar li i{font-style:normal;font-size:11px;color:#fff;background:var(--red);border-radius:2px;padding:1px 5px;margin-left:8px}
.newbar .all{color:#fff;background:var(--black);border-radius:2px;height:42px;line-height:42px;padding:0 22px;font-size:14px;white-space:nowrap;font-weight:600}
.newbar .all:hover{background:var(--red)}

/* ---------- 优势 ---------- */
.adv{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.adv li{background:#fff;border:1px solid var(--line);border-radius:4px;padding:30px 24px;position:relative;transition:.2s;overflow:hidden}
.adv li:hover{border-color:var(--red);box-shadow:0 14px 32px rgba(23,25,28,.1)}
.adv li:after{content:"";position:absolute;right:-30px;top:-30px;width:86px;height:86px;border-radius:50%;background:#FDF0F2}
.adv .no{position:relative;z-index:2;display:inline-grid;place-items:center;width:44px;height:44px;border-radius:50%;background:var(--red);color:#fff;font-weight:700;font-size:16px}
.adv h3{position:relative;z-index:2;margin-top:18px;font-size:17.5px;font-weight:700;color:var(--black)}
.adv p{position:relative;z-index:2;margin-top:11px;font-size:14px;color:var(--ink-2)}

/* ---------- 关于 ---------- */
.about{display:grid;grid-template-columns:.86fr 1.14fr;gap:56px;align-items:center}
.about .pic{position:relative;border:1px solid var(--line);border-radius:4px;padding:10px;background:#fff;box-shadow:0 16px 38px rgba(23,25,28,.1)}
.about .pic img{border-radius:2px;width:100%}
.about .txt{margin-top:22px;font-size:16px;color:var(--ink-2)}
.about .mini{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:32px}
.about .mini div{background:#fff;border:1px solid var(--line);border-left:3px solid var(--red);border-radius:0 3px 3px 0;padding:18px 20px}
.about .mini b{display:block;font-size:24px;color:var(--black);font-weight:700}
.about .mini span{display:block;margin-top:7px;font-size:12.5px;color:var(--muted);letter-spacing:1.2px}

/* ---------- FAQ ---------- */
.faqlist{display:grid;grid-template-columns:1fr 1fr;gap:13px}
.faqlist a{display:flex;align-items:center;gap:15px;background:#fff;border:1px solid var(--line);border-radius:3px;padding:19px 20px;transition:.18s}
.faqlist a:hover{border-color:var(--red);box-shadow:0 10px 24px rgba(23,25,28,.08)}
.faqlist .q{flex:none;font-size:12px;font-weight:700;color:#fff;background:var(--red);border-radius:2px;padding:3px 8px}
.faqlist .t{flex:1;font-size:14.5px;color:var(--ink);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.faqlist .ar{flex:none;color:var(--line-2);transition:.2s}
.faqlist a:hover .ar{color:var(--red);transform:translateX(4px)}
.qa{border:1px solid var(--line);border-radius:4px;background:#fff;margin-bottom:14px;overflow:hidden}
.qa summary{list-style:none;cursor:pointer;padding:20px 24px;display:flex;gap:14px;align-items:flex-start;font-weight:600;font-size:16px;color:var(--black)}
.qa summary::-webkit-details-marker{display:none}
.qa summary:before{content:"Q";flex:none;width:26px;height:26px;border-radius:50%;background:var(--red);color:#fff;font-size:13px;display:grid;place-items:center;font-weight:700;margin-top:3px}
.qa summary:after{content:"+";margin-left:auto;color:var(--muted);font-size:22px;line-height:1;font-weight:400}
.qa[open] summary:after{content:"−"}
.qa[open] summary{border-bottom:1px solid var(--line);background:#FCFDFE}
.qa .ans{padding:20px 24px 22px 64px;color:var(--ink-2);font-size:15px}
.qa .ans p{margin-bottom:12px}
.qa .ans p:last-child{margin-bottom:0}

/* ---------- CTA ---------- */
.cta{background:var(--black);position:relative;overflow:hidden}
.cta:before{content:"";position:absolute;left:0;top:0;width:8px;height:100%;background:var(--red)}
.cta:after{content:"";position:absolute;right:-80px;bottom:-120px;width:400px;height:400px;border-radius:50%;background:rgba(206,17,38,.14)}
.cta .wrap{position:relative;z-index:3;padding:50px 24px;display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap;color:#fff}
.cta h3{font-size:26px;font-weight:700}
.cta p{margin-top:10px;font-size:15.5px;color:rgba(255,255,255,.72)}
.cta .acts{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- 联系 ---------- */
.contact{background:var(--bg);border-top:1px solid var(--line)}
.contact .grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:42px}
.contact .box{background:#fff;border:1px solid var(--line);border-radius:4px;padding:28px 26px;transition:.2s}
.contact .box:hover{border-color:var(--red);box-shadow:0 14px 32px rgba(23,25,28,.09)}
.contact .box svg{width:26px;height:26px;fill:var(--red);margin-bottom:15px}
.contact .box small{display:block;font-size:11.5px;letter-spacing:2px;color:var(--muted)}
.contact .box b{display:block;margin-top:9px;font-size:19px;font-weight:700;color:var(--black);line-height:1.6}
.contact .box b.sm{font-size:16.5px}
.contact .box .sub2{margin-top:8px;font-size:14px;color:var(--muted)}

/* ---------- 产品详情 ---------- */
.detail{display:grid;grid-template-columns:460px 1fr;gap:44px;align-items:start;padding:46px 0 40px}
.detail .gallery{border:1px solid var(--line);border-radius:4px;padding:20px;background:#fff}
.detail .gallery img{width:100%;aspect-ratio:4/3;object-fit:contain}
.detail .gallery .thumbs{display:flex;gap:10px;margin-top:16px;padding-top:16px;border-top:1px solid var(--line);flex-wrap:wrap}
.detail .gallery .thumbs img{width:72px;height:60px;object-fit:contain;border:1px solid var(--line);border-radius:2px;padding:4px;aspect-ratio:auto}
.detail h1{font-size:28px;font-weight:700;color:var(--black);line-height:1.4}
.detail .model{display:inline-block;margin-bottom:12px;font-size:13px;font-weight:700;letter-spacing:1.4px;color:#fff;background:var(--red);padding:4px 12px;border-radius:2px}
.detail .series{margin-top:8px;font-size:14px;color:var(--muted)}
.kvbox{margin-top:22px;border:1px solid var(--line);border-radius:4px;overflow:hidden}
.kvbox .h{background:var(--black);color:#fff;font-size:14px;font-weight:600;padding:11px 18px;letter-spacing:.6px}
.kvbox dl{display:grid;grid-template-columns:repeat(2,1fr)}
.kvbox .row{display:flex;gap:14px;padding:12px 18px;border-bottom:1px solid var(--line);font-size:14px}
.kvbox .row:nth-child(odd){border-right:1px solid var(--line)}
.kvbox .row dt{color:var(--muted);flex:none;min-width:88px}
.kvbox .row dd{color:var(--black);font-weight:600}
.detail .notes{margin-top:22px}
.detail .notes h4{font-size:15px;font-weight:700;color:var(--black);margin-bottom:10px;padding-left:11px;border-left:3px solid var(--red)}
.detail .notes p{color:var(--ink-2);font-size:14.5px}
.detail .acts{margin-top:26px;display:flex;gap:12px;flex-wrap:wrap}
.detail .acts .btn{height:50px;padding:0 28px;font-size:15.5px}

/* ---------- 参数表 ---------- */
.ptable{margin-top:14px;border:1px solid var(--line);border-radius:4px;overflow:hidden}
.ptable table{font-size:14px}
.ptable td{padding:11px 18px;border-bottom:1px solid var(--line);vertical-align:top}
.ptable tr:last-child td{border-bottom:0}
.ptable td.k{background:#F7F8F9;color:var(--muted);width:150px;white-space:nowrap}
.ptable td.v{color:var(--black);font-weight:600}
.ptable td.k2{background:#F7F8F9;color:var(--muted);width:150px;white-space:nowrap;border-left:1px solid var(--line)}
.ptable td.v2{color:var(--black);font-weight:600}
.dimtable{margin-top:14px;border:1px solid var(--line);border-radius:4px;overflow:auto}
.dimtable table{font-size:13.5px;min-width:520px}
.dimtable th{background:var(--black);color:#fff;padding:10px 14px;text-align:left;font-weight:600;white-space:nowrap}
.dimtable td{padding:10px 14px;border-bottom:1px solid var(--line);color:var(--ink)}
.dimtable tr:last-child td{border-bottom:0}
.bullets{margin-top:14px;border:1px solid var(--line);border-radius:4px;background:#fff}
.bullets li{padding:13px 20px 13px 42px;border-bottom:1px solid var(--line);position:relative;color:var(--ink-2);font-size:14.5px}
.bullets li:last-child{border-bottom:0}
.bullets li:before{content:"";position:absolute;left:20px;top:22px;width:7px;height:7px;background:var(--red);border-radius:50%}

/* ---------- 下载条 ---------- */
.dlbar{margin-top:26px;border:1px solid var(--line);border-radius:4px;background:#FCFDFE;padding:20px 22px}
.dlbar .h{font-size:14px;font-weight:700;color:var(--black);margin-bottom:12px;display:flex;align-items:center;gap:9px}
.dlbar .h:before{content:"";width:3px;height:15px;background:var(--red);display:block}
.dlbar ul{display:flex;flex-direction:column;gap:9px}
.dlbar li{position:relative;display:flex;align-items:center;gap:12px;background:#fff;border:1px solid var(--line);border-radius:3px;padding:11px 16px;font-size:14px;transition:.16s}
.dlbar li:hover{border-color:var(--red);box-shadow:0 6px 16px rgba(23,25,28,.07)}
.dlbar li .ico{flex:none;width:30px;height:30px;border-radius:3px;background:#FDE9EB;color:var(--red);display:grid;place-items:center;font-size:10px;font-weight:700;letter-spacing:.5px}
.dlbar li .nm{flex:1;color:var(--ink)}
.dlbar li .sz{color:var(--muted);font-size:12.5px;flex:none}
.dlbar li .go{color:var(--red);font-size:13px;flex:none;font-weight:600}

/* ---------- 表格下载列表页 ---------- */
.dlgrid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.dlcard{display:flex;align-items:center;gap:16px;background:#fff;border:1px solid var(--line);border-radius:4px;padding:20px 22px;transition:.2s}
.dlcard:hover{border-color:var(--red);box-shadow:0 14px 32px rgba(23,25,28,.09);transform:translateY(-2px)}
.dlcard .ico{flex:none;width:46px;height:46px;border-radius:4px;background:#FDE9EB;color:var(--red);display:grid;place-items:center;font-size:12px;font-weight:700}
.dlcard .nm{flex:1;font-size:15px;color:var(--black);font-weight:600;line-height:1.5}
.dlcard .sz{display:block;font-size:12.5px;color:var(--muted);font-weight:400;margin-top:4px}
.dlcard .go{flex:none;color:var(--red);font-size:13.5px;font-weight:600;white-space:nowrap}

/* ---------- 上下页 ---------- */
.pager{display:flex;justify-content:space-between;gap:14px;margin-top:34px;padding-top:24px;border-top:1px solid var(--line);flex-wrap:wrap}
.pager a{flex:1;min-width:240px;border:1px solid var(--line);border-radius:4px;padding:14px 18px;font-size:14px;color:var(--ink-2);transition:.18s}
.pager a:hover{border-color:var(--red);color:var(--black)}
.pager a small{display:block;color:var(--muted);font-size:12px;margin-bottom:5px}
.pager .next{text-align:right}

/* ---------- 文章正文 ---------- */
.article{font-size:16px;color:var(--ink-2);max-width:900px}
.article p{margin-bottom:18px;line-height:2}
.article h3{font-size:18px;color:var(--black);margin:26px 0 12px;font-weight:700}
.article ul{margin:0 0 18px 0}
.article ul li{padding-left:20px;position:relative;margin-bottom:9px;line-height:1.95}
.article ul li:before{content:"";position:absolute;left:4px;top:12px;width:6px;height:6px;background:var(--red);border-radius:50%}
.article strong{color:var(--black)}
.notice{background:#FFF7E6;border:1px solid #FFE0A3;color:#8A5A00;border-radius:4px;padding:16px 20px;font-size:14.5px;margin-bottom:24px}
.notice b{color:#6B4400}

/* ---------- 案例 ---------- */
.casegrid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.casecard{background:#fff;border:1px solid var(--line);border-radius:4px;overflow:hidden;transition:.2s}
.casecard:hover{border-color:var(--red);box-shadow:0 18px 40px rgba(23,25,28,.13);transform:translateY(-3px)}
.casecard .ph{background:#FAFBFC;border-bottom:1px solid var(--line)}
.casecard .ph img{width:100%;aspect-ratio:16/9;object-fit:cover}
.casecard .bd{padding:20px 22px 22px}
.casecard .cc{font-size:12px;letter-spacing:1.4px;color:#fff;background:var(--red);padding:3px 10px;border-radius:2px;display:inline-block;margin-bottom:11px}
.casecard h3{font-size:17px;color:var(--black);font-weight:700;line-height:1.5}
.casecard p{margin-top:11px;color:var(--ink-2);font-size:14.5px}
.casecard .imgs{display:flex;gap:8px;margin-top:14px;flex-wrap:wrap}
.casecard .imgs img{width:88px;height:66px;object-fit:cover;border:1px solid var(--line);border-radius:2px}

/* ---------- 表单 ---------- */
.form{max-width:760px;background:#fff;border:1px solid var(--line);border-radius:4px;padding:32px 34px}
.form .row{display:grid;grid-template-columns:110px 1fr;gap:16px;align-items:start;margin-bottom:18px}
.form label{font-size:15px;color:var(--ink);padding-top:11px}
.form label em{color:var(--red);font-style:normal;margin-right:3px}
.form input,.form select,.form textarea{width:100%;border:1px solid var(--line-2);border-radius:3px;padding:11px 14px;font-size:15px;font-family:inherit;color:var(--ink);background:#fff;transition:.16s}
.form input:focus,.form select:focus,.form textarea:focus{outline:none;border-color:var(--red);box-shadow:0 0 0 3px rgba(206,17,38,.08)}
.form textarea{min-height:132px;resize:vertical}
.form .hint{font-size:12.5px;color:var(--muted);margin-top:7px}
.form .submit{margin-left:126px;display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.form .submit .btn{border:0;cursor:pointer;font-family:inherit}
.form .submit .btn:disabled{opacity:.6;cursor:wait}
.form-tip{font-size:14px;color:var(--ink-2)}
.form-tip.ok{color:#0A7A3E;font-weight:600}
.form-tip.err{color:var(--red);font-weight:600}
.frow-m{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}
.formnote{background:#F7F8F9;border:1px dashed var(--line-2);border-radius:4px;padding:16px 20px;margin-top:22px;font-size:14px;color:var(--ink-2)}
.formnote b{color:var(--black)}

/* ---------- 网站地图 ---------- */
.smap{display:grid;grid-template-columns:repeat(2,1fr);gap:26px}
.smap .blk{background:#fff;border:1px solid var(--line);border-radius:4px;padding:22px 24px}
.smap .blk h3{font-size:16px;color:var(--black);font-weight:700;padding-bottom:12px;border-bottom:1px solid var(--line);margin-bottom:14px;display:flex;align-items:center;gap:10px}
.smap .blk h3:before{content:"";width:3px;height:15px;background:var(--red);display:block}
.smap .blk ul{display:grid;grid-template-columns:1fr 1fr;gap:8px 16px}
.smap .blk li{font-size:14px;line-height:1.7}
.smap .blk li a{color:var(--ink-2)}
.smap .blk li a:hover{color:var(--red)}
.smap .blk li a span{color:var(--muted);font-size:12.5px}
.smap .blk.wide ul{grid-template-columns:1fr 1fr 1fr}

/* ---------- 空状态 ---------- */
.empty{text-align:center;padding:70px 20px;color:var(--muted)}
.empty b{display:block;font-size:17px;color:var(--black);margin-bottom:10px}

/* ---------- 页脚 ---------- */
.footer{background:var(--black);border-top:4px solid var(--red)}
.footer .cols{display:grid;grid-template-columns:1.35fr 1fr 1fr .8fr;gap:34px;padding:40px 0 36px}
.footer h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px;padding-bottom:12px;border-bottom:1px solid rgba(255,255,255,.12);display:flex;align-items:center;gap:9px}
.footer h4:before{content:"";width:3px;height:14px;background:var(--red);display:block}
.footer .flist li{margin-bottom:9px;font-size:14px}
.footer .flist a{color:rgba(255,255,255,.72)}
.footer .flist a:hover{color:var(--orange-hi)}
.footer .finfo p{font-size:13.5px;color:rgba(255,255,255,.62);line-height:2;margin-bottom:4px}
.footer .finfo b{color:#fff;font-weight:600}
.footer .qr{text-align:center}
.footer .qr img{width:104px;height:104px;border-radius:3px;background:#fff;padding:4px;margin:0 auto}
.footer .qr span{display:block;font-size:12px;color:rgba(255,255,255,.5);margin-top:9px}
.copy{background:#0F1113;border-top:1px solid rgba(255,255,255,.1);padding:16px 0;font-size:12.5px;color:rgba(255,255,255,.42)}
.copy .wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;align-items:center}
.copy a{color:rgba(255,255,255,.6);text-decoration:underline}

/* ---------- 浮动侧栏 ---------- */
.toolbar{position:fixed;right:16px;bottom:80px;z-index:80;display:flex;flex-direction:column;gap:8px}
.toolbar a,.toolbar button{width:58px;height:58px;border:0;cursor:pointer;background:var(--black);color:#fff;border-radius:3px;display:grid;place-items:center;font-size:11.5px;line-height:1.3;text-align:center;transition:.18s;box-shadow:0 8px 20px rgba(23,25,28,.28);font-family:inherit;position:relative}
.toolbar a:hover,.toolbar button:hover{background:var(--red)}
.toolbar .telb{background:var(--orange);color:#2A1A00;font-weight:700}
.toolbar .telb:hover{background:var(--orange-hi)}
.toolbar .pop{position:absolute;right:66px;top:0;background:#fff;color:var(--ink);border:1px solid var(--line);border-radius:4px;padding:12px 16px;box-shadow:0 12px 30px rgba(23,25,28,.16);white-space:nowrap;font-size:13px;display:none;text-align:left}
.toolbar .pop img{width:104px;height:104px}
.toolbar a:hover .pop,.toolbar button:hover .pop{display:block}
.toolbar .pop b{display:block;font-size:15px;color:var(--red);margin-bottom:4px}

/* ---------- 响应式 ---------- */
@media(max-width:1080px){
  .hero .grid{grid-template-columns:1fr;gap:36px;padding:48px 0}
  .hero h1{font-size:34px}
  .hero-slider .slide-row{min-height:460px;padding:56px 0 82px}
  .hero-slider h1,.hero-slider .stitle{font-size:34px}
  .hero-slider .slide-tags{display:none}
  .hero-slider .slide-fig{flex:0 0 240px}
  .hero-slider .slide-fig img{max-width:240px}
  .plist{grid-template-columns:repeat(3,1fr)}
  .adv{grid-template-columns:repeat(2,1fr)}
  .quick ul{grid-template-columns:repeat(2,1fr)}
  .quick a{border-bottom:1px solid rgba(255,255,255,.1)}
  .about{grid-template-columns:1fr;gap:36px}
  .contact .grid{grid-template-columns:1fr}
  .figures ul{grid-template-columns:repeat(2,1fr)}
  .figures li:nth-child(3){border-left:0}
  .detail{grid-template-columns:1fr;gap:32px}
  .detail .gallery{max-width:520px}
  .dlgrid{grid-template-columns:1fr}
  .footer .cols{grid-template-columns:1fr 1fr;gap:28px}
  .smap{grid-template-columns:1fr}
  .smap .blk ul{grid-template-columns:1fr 1fr}
}
@media(max-width:880px){
  .nav li>a{padding:0 15px;font-size:14.5px;height:48px;line-height:48px}
  .nav li.on>a:after{display:none}
  .hero-slider .slide-row{min-height:420px;padding:46px 0 72px}
  .hero-slider h1,.hero-slider .stitle{font-size:28px}
  .hero-slider .lead{font-size:14.5px;margin-top:16px}
  .hero-slider .snav{display:none}
  .hero-slider .dots{bottom:16px}
  .hd-tel{display:none}
  .plist,.plist.g3{grid-template-columns:repeat(2,1fr)}
  .faqlist{grid-template-columns:1fr}
  .casegrid{grid-template-columns:1fr}
  .sec{padding:58px 0}
  .sec-hd h2{font-size:26px}
  .sec-hd.split{flex-direction:column;align-items:flex-start}
  .form{padding:24px 20px}
  .form .row{grid-template-columns:1fr;gap:8px}
  .form label{padding-top:0}
  .form .submit{margin-left:0}
  .qa .ans{padding-left:24px}
  .toolbar{display:none}
  .pagehead h1{font-size:24px}
  .detail h1{font-size:22px}
}
@media(max-width:560px){
  .plist,.plist.g3{grid-template-columns:1fr}
  .adv{grid-template-columns:1fr}
  .hero h1{font-size:27px}

  /* 手机端轮播：上下叠放式小卡片 —— 图在上、文在下 */
  .hero-slider{background:var(--black)}
  .hero-slider .slide{flex-direction:column;align-items:stretch}
  .hero-slider .slide-row{
    flex-direction:column;align-items:stretch;gap:0;
    min-height:0;padding:0 0 56px;
  }
  .hero-slider .slide-bg{
    position:relative;height:198px;inset:auto;flex:0 0 auto;order:-1;
  }
  .hero-slider .slide-bg img{height:100%;transform:none !important}
  .hero-slider .slide-bg:after{
    background:linear-gradient(180deg,rgba(9,11,14,0) 40%,rgba(23,25,28,.92) 100%);
  }
  .hero-slider .slide .wrap{padding:0}
  .hero-slider .slide-in{
    max-width:none;padding:18px 20px 0;
  }
  .hero-slider h1,.hero-slider .stitle{font-size:23px;line-height:1.4;margin-top:14px}
  .hero-slider .kicker{font-size:11px;letter-spacing:1.4px;padding:5px 11px}
  .hero-slider .lead{font-size:13.5px;line-height:1.7;margin-top:10px}
  .hero-slider .acts{margin-top:20px}
  .hero-slider .acts .btn{flex:1;height:46px;padding:0 10px;font-size:14.5px;justify-content:center}
  .hero-slider .slide-fig{display:none}
  /* 纯渐变页：手机端把产品图放到标题上方作点缀 */
  .hero-slider .slide.plain .slide-row{padding:22px 0 56px}
  .hero-slider .slide.plain .slide-fig{
    display:flex;order:-1;flex:0 0 auto;justify-content:flex-start;
    padding:2px 20px 0;
  }
  .hero-slider .slide.plain .slide-fig img{max-width:190px}
  .hero-slider .slide.plain .slide-in{padding:12px 20px 0}
  /* 圆点下沉到卡片外的留白，不压文字 */
  .hero-slider .dots{position:static;padding:0 0 20px;gap:8px;background:var(--black)}
  .hero-slider .dot{width:26px}
  .hero-slider .dot.on{width:38px}
  .quick ul{grid-template-columns:1fr}
  .hd-right .btn-quote{display:none}
  .footer .cols{grid-template-columns:1fr}
  .kvbox dl{grid-template-columns:1fr}
  .kvbox .row:nth-child(odd){border-right:0}
  .smap .blk ul,.smap .blk.wide ul{grid-template-columns:1fr}
  .topbar .barmsg .tx{text-align:center}
}