*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:"Microsoft YaHei","PingFang SC","Helvetica Neue",Arial,sans-serif;
  background:var(--bg);color:var(--text);overflow-x:hidden;
  transition:background-color .4s ease,color .4s ease;
}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.container{width:min(1200px,92%);margin:0 auto}

header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:var(--header-bg);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px}
.logo{display:flex;align-items:center;gap:12px}
.logo-mark{
  width:42px;height:42px;border-radius:10px;flex:none;object-fit:cover;
  box-shadow:0 0 20px rgba(47,123,255,.35);
}
.logo-txt b{display:block;font-size:20px;font-weight:800;letter-spacing:2px;
  background:linear-gradient(90deg,var(--grad-logo-a),var(--grad-logo-b));
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.logo-txt i{display:block;font-style:normal;font-size:10px;letter-spacing:4px;color:var(--text-dim)}
.nav-links{display:flex;gap:40px;list-style:none}
.nav-links a{font-size:15px;color:var(--text-dim);position:relative;padding:6px 0;transition:color .3s}
.nav-links a:hover,.nav-links a.active{color:var(--text)}
.nav-links a::after{
  content:"";position:absolute;left:0;bottom:-4px;width:0;height:2px;border-radius:2px;
  background:linear-gradient(90deg,#2f7bff,var(--kicker));transition:width .3s;
}
.nav-links a:hover::after,.nav-links a.active::after{width:100%}
.nav-cta{
  padding:10px 26px;border-radius:24px;font-size:14px;color:#fff;
  background:linear-gradient(90deg,#2f7bff,#6a5cff);
  box-shadow:0 6px 18px rgba(47,123,255,.35);transition:transform .3s;
}
.nav-cta:hover{transform:translateY(-2px)}
.burger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:8px}
.burger span{width:24px;height:2px;background:var(--text);border-radius:2px;transition:.3s}

.hero{position:relative;min-height:100vh;display:flex;align-items:center;padding:140px 0 0}
#particles{position:absolute;inset:0;width:100%;height:100%}
.hero::before{
  content:"";position:absolute;inset:0;
  background:var(--hero-overlay);
}
.hero .grid-bg{
  position:absolute;inset:0;
  background-image:linear-gradient(rgba(64,140,255,.06) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(64,140,255,.06) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(ellipse 70% 60% at 50% 40%,#000 30%,transparent 75%);
}
.hero-inner{position:relative;z-index:2;text-align:center}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;padding:8px 20px;border-radius:30px;
  border:1px solid var(--line);background:var(--chip-bg);
  font-size:14px;color:var(--tag-text);margin-bottom:34px;letter-spacing:1px;
}
.hero-tag i{width:8px;height:8px;border-radius:50%;background:var(--kicker);box-shadow:0 0 10px var(--kicker);animation:pulse 2s infinite}
@keyframes pulse{50%{opacity:.35}}
.hero h1{font-size:clamp(32px,5.2vw,62px);font-weight:800;line-height:1.3;letter-spacing:3px}
.hero h1 span{
  background:linear-gradient(90deg,var(--grad-hero-a) 10%,var(--grad-hero-b) 55%,var(--grad-hero-c) 95%);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.hero p.sub{
  max-width:800px;margin:26px auto 0;font-size:clamp(14px,1.6vw,17px);
  color:var(--text-dim);line-height:2;letter-spacing:1px;
}
.hero-btns{margin-top:44px;display:flex;gap:22px;justify-content:center;flex-wrap:wrap}
.btn{padding:15px 42px;border-radius:32px;font-size:16px;letter-spacing:2px;transition:.3s;display:inline-block}
.btn-primary{
  color:#fff;background:linear-gradient(90deg,#2f7bff,#5b8cff);
  box-shadow:0 8px 30px rgba(47,123,255,.4);
}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 12px 38px rgba(47,123,255,.55)}
.btn-ghost{
  color:var(--ghost-text);border:1px solid var(--ghost-border);background:var(--chip-bg);
}
.btn-ghost:hover{border-color:var(--kicker);color:var(--text);transform:translateY(-3px)}

.page-hero{
  position:relative;padding:170px 0 70px;text-align:center;overflow:hidden;
  background:var(--pagehero-bg);
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(64,140,255,.06) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(64,140,255,.06) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(ellipse 70% 80% at 50% 20%,#000 30%,transparent 80%);
}
.page-hero h1{position:relative;font-size:clamp(26px,3.6vw,42px);letter-spacing:3px}
.page-hero h1 span{color:var(--kicker)}
.page-hero p{position:relative;margin-top:16px;color:var(--text-dim);font-size:15px;letter-spacing:1px}
.crumbs{position:relative;margin-top:18px;font-size:13px;color:var(--muted);letter-spacing:1px}
.crumbs a{color:var(--link)}
.crumbs a:hover{color:var(--kicker)}

.stats{position:relative;z-index:2;margin-top:90px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  background:var(--stats-bg);
}
.stats-row{display:grid;grid-template-columns:repeat(4,1fr)}
.stat{padding:34px 10px;text-align:center;border-left:1px solid var(--line)}
.stat:first-child{border-left:none}
.stat .num{font-size:clamp(26px,3vw,40px);font-weight:800;
  font-family:'Segoe UI',Arial,'Microsoft YaHei',sans-serif;
  background:linear-gradient(90deg,var(--grad-stat-a),var(--grad-stat-b));
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.stat .num small{font-size:.5em;margin-left:2px}
.stat .label{margin-top:8px;font-size:14px;color:var(--text-dim);letter-spacing:2px}

section{padding:100px 0;position:relative}
.sec-head{text-align:center;margin-bottom:64px}
.sec-head .kicker{font-size:14px;letter-spacing:6px;color:var(--kicker);text-transform:uppercase}
.sec-head h2{margin-top:14px;font-size:clamp(26px,3.4vw,40px);letter-spacing:3px}
.sec-head h2 em{font-style:normal;color:var(--accent)}
.sec-head .bar{width:64px;height:3px;margin:22px auto 0;border-radius:3px;
  background:linear-gradient(90deg,#2f7bff,var(--kicker));box-shadow:var(--shadow)}
.sec-head p.desc{margin-top:18px;color:var(--text-dim);font-size:15px;line-height:1.9;max-width:760px;margin-left:auto;margin-right:auto}

.biz-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.biz-card{
  position:relative;padding:42px 28px;border-radius:16px;overflow:hidden;
  background:var(--card-bg);border:1px solid var(--card-border);
  backdrop-filter:blur(6px);transition:.35s;display:block;
}
.biz-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,transparent,var(--kicker),transparent);
  opacity:0;transition:.35s;
}
.biz-card:hover{transform:translateY(-10px);border-color:rgba(34,211,238,.45);box-shadow:var(--hover-shadow)}
.biz-card:hover::before{opacity:1}
.biz-icon{
  width:64px;height:64px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  font-size:30px;margin-bottom:24px;
  background:linear-gradient(135deg,rgba(47,123,255,.25),rgba(34,211,238,.12));
  border:1px solid var(--card-border);box-shadow:inset 0 0 18px rgba(47,123,255,.15);
}
.biz-card h3{font-size:17px;letter-spacing:1px;margin-bottom:14px;white-space:nowrap}
.biz-card p{font-size:13.5px;color:var(--text-dim);line-height:1.9}
.biz-card .more{display:inline-block;margin-top:20px;font-size:13px;color:var(--accent);letter-spacing:1px;transition:.3s}
.biz-card:hover .more{color:var(--kicker);transform:translateX(4px)}

.banner{
  border-radius:20px;overflow:hidden;position:relative;padding:64px 56px;
  background:var(--banner-bg);
  border:1px solid var(--card-border);
}
.banner::after{
  content:"";position:absolute;right:-80px;top:-80px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(34,211,238,.25),transparent 70%);
}
html[data-skin="light"] .banner::after{background:radial-gradient(circle,rgba(34,211,238,.12),transparent 70%)}
.banner h3{font-size:clamp(20px,2.4vw,30px);letter-spacing:2px;line-height:1.6}
.banner h3 span{color:var(--kicker)}
.banner p{margin-top:16px;color:var(--text-dim);max-width:680px;line-height:2;font-size:15px}
.chips{margin-top:28px;display:flex;flex-wrap:wrap;gap:14px;position:relative;z-index:2}
.chip{padding:9px 22px;border-radius:22px;font-size:13px;letter-spacing:1px;
  border:1px solid var(--chip-border);color:var(--chip-text);background:var(--chip-bg)}
.chip.hl{border-color:rgba(34,211,238,.5);color:var(--kicker);background:rgba(34,211,238,.08)}

.adv-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:60px;align-items:center}
.adv-visual{position:relative;border-radius:20px;min-height:400px;overflow:hidden;
  background:var(--visual-bg);
  border:1px solid var(--card-border);
  display:flex;align-items:center;justify-content:center;
}
.adv-core{
  width:180px;height:180px;border-radius:50%;text-align:center;
  background:radial-gradient(circle at 35% 35%,#3f8cff,#12307a 70%);
  box-shadow:0 0 60px rgba(47,123,255,.45),inset 0 0 30px rgba(255,255,255,.15);
  display:flex;align-items:center;justify-content:center;flex-direction:column;gap:6px;
  animation:float 5s ease-in-out infinite;
}
@keyframes float{50%{transform:translateY(-14px)}}
.adv-core b{font-size:24px;letter-spacing:3px;color:#fff}
.adv-core i{font-style:normal;font-size:11px;color:#cfe2ff;letter-spacing:2px}
.orbit{position:absolute;border:1px dashed rgba(var(--net-rgb),.35);border-radius:50%;animation:spin 24s linear infinite}
.orbit.o1{width:290px;height:290px}
.orbit.o2{width:410px;height:410px;animation-duration:40s;animation-direction:reverse}
@keyframes spin{to{transform:rotate(360deg)}}
.orbit::before{content:"";position:absolute;top:-6px;left:50%;width:12px;height:12px;border-radius:50%;
  background:var(--kicker);box-shadow:0 0 14px var(--kicker)}
.adv-list{display:grid;gap:24px}
.adv-item{display:flex;gap:20px;padding:24px;border-radius:14px;background:var(--card-bg);
  border:1px solid var(--card-border);transition:.3s}
.adv-item:hover{border-color:rgba(34,211,238,.4);transform:translateX(6px)}
.adv-item .idx{
  flex:none;width:52px;height:52px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  font-size:20px;font-weight:700;color:var(--kicker);
  background:rgba(34,211,238,.08);border:1px solid rgba(34,211,238,.3);
}
.adv-item h4{font-size:16.5px;margin-bottom:8px;letter-spacing:1px}
.adv-item p{font-size:13.5px;color:var(--text-dim);line-height:1.85}

.ind-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.ind-card{padding:36px 28px;border-radius:16px;background:var(--card-bg);border:1px solid var(--card-border);transition:.3s;position:relative;overflow:hidden}
.ind-card::after{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:linear-gradient(180deg,#2f7bff,var(--kicker))}
.ind-card:hover{transform:translateY(-8px);border-color:rgba(34,211,238,.4)}
.ind-card h4{font-size:18px;letter-spacing:2px;margin-bottom:16px}
.ind-card li{list-style:none;font-size:13.5px;color:var(--text-dim);line-height:2;padding-left:14px;position:relative}
.ind-card li::before{content:"·";position:absolute;left:0;color:var(--kicker);font-weight:700}
.ind-tags{margin-top:18px;display:flex;gap:10px}
.ind-tags span{font-size:12px;padding:4px 14px;border-radius:14px;color:var(--tag-chip);
  border:1px solid rgba(34,211,238,.35);background:rgba(34,211,238,.06)}

.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.case-card{padding:38px 30px;border-radius:16px;background:var(--card-bg);border:1px solid var(--card-border);transition:.3s}
.case-card:hover{transform:translateY(-8px);border-color:rgba(34,211,238,.4);box-shadow:var(--hover-shadow)}
.case-card .badge{display:inline-block;font-size:12px;padding:5px 14px;border-radius:16px;margin-bottom:18px;
  color:#d99a26;border:1px solid rgba(217,154,38,.45);background:rgba(255,200,90,.10);letter-spacing:1px}
.case-card h4{font-size:18px;letter-spacing:1px;line-height:1.6;margin-bottom:14px}
.case-card p{font-size:13.5px;color:var(--text-dim);line-height:1.95}
.case-card p b{color:var(--spec);font-weight:600}

.about-wrap{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.about-wrap h3{font-size:clamp(22px,2.6vw,32px);letter-spacing:2px;line-height:1.6}
.about-wrap h3 span{color:var(--accent)}
.about-wrap p{margin-top:22px;color:var(--text-dim);line-height:2.1;font-size:15px;text-align:justify}
.about-points{margin-top:28px;display:grid;gap:14px}
.about-points li{list-style:none;display:flex;gap:12px;font-size:15px;color:var(--soft-text)}
.about-points li::before{content:"◆";color:var(--kicker);font-size:12px;line-height:2}
.about-cards{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.a-card{padding:32px 26px;border-radius:16px;text-align:center;background:var(--card-bg);
  border:1px solid var(--card-border);transition:.3s}
.a-card:hover{transform:translateY(-6px);border-color:rgba(34,211,238,.4)}
.a-card .ico{font-size:32px;margin-bottom:14px}
.a-card b{display:block;font-size:17px;letter-spacing:1px;margin-bottom:8px}
.a-card span{font-size:13px;color:var(--text-dim);line-height:1.7;display:block}

.culture-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.culture-card{padding:40px 32px;border-radius:16px;background:var(--card-bg);border:1px solid var(--card-border);text-align:center;transition:.3s}
.culture-card:hover{transform:translateY(-8px);border-color:rgba(34,211,238,.4)}
.culture-card .ico{font-size:34px;margin-bottom:18px}
.culture-card .ico img{width:44px;height:44px;object-fit:contain;margin:0 auto}
.culture-card h4{font-size:19px;letter-spacing:3px;margin-bottom:14px;color:var(--accent)}
.culture-card p{font-size:14px;color:var(--text-dim);line-height:2}

.timeline{position:relative;max-width:860px;margin:0 auto;padding-left:36px}
.timeline::before{content:"";position:absolute;left:8px;top:6px;bottom:6px;width:2px;
  background:linear-gradient(180deg,#2f7bff,var(--kicker))}
.tl-item{position:relative;padding:0 0 40px 26px}
.tl-item::before{content:"";position:absolute;left:-33px;top:6px;width:12px;height:12px;border-radius:50%;
  background:var(--kicker);box-shadow:0 0 12px var(--kicker)}
.tl-item .year{font-size:20px;font-weight:800;color:var(--accent);letter-spacing:2px}
.tl-item h4{font-size:16px;margin:8px 0 6px;letter-spacing:1px}
.tl-item p{font-size:13.5px;color:var(--text-dim);line-height:1.9}
.tl-item.todo .year{color:var(--muted)}
.tl-item.todo::before{background:var(--muted);box-shadow:none}

.honor-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.honor-card{display:block;padding:34px 24px;border-radius:16px;background:var(--card-bg);border:1px solid var(--card-border);
  text-align:center;transition:.3s;color:inherit}
.honor-card:hover{transform:translateY(-6px);border-color:rgba(34,211,238,.4)}
.honor-card .ico{font-size:32px;margin-bottom:14px}
.honor-card .ico img{width:44px;height:44px;object-fit:contain;margin:0 auto}
.honor-card b{display:block;font-size:15.5px;line-height:1.7}
.honor-card span{display:block;margin-top:8px;font-size:12.5px;color:var(--text-dim)}
.honor-card .pdf{display:block;margin-top:12px;font-size:12px;font-style:normal;color:var(--accent);letter-spacing:1px}
.honor-card:hover .pdf{color:var(--kicker)}

.prod-tabs{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-bottom:44px}
.prod-tabs button{
  padding:10px 26px;border-radius:24px;font-size:14px;letter-spacing:1px;cursor:pointer;transition:.3s;
  color:var(--chip-text);border:1px solid var(--chip-border);background:var(--chip-bg);
}
.prod-tabs button:hover{border-color:var(--kicker)}
.prod-tabs button.on{color:#fff;border-color:transparent;
  background:linear-gradient(90deg,#2f7bff,#5b8cff);box-shadow:0 6px 20px rgba(47,123,255,.4)}
.prod-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.prod-card{padding:34px 28px;border-radius:16px;background:var(--card-bg);border:1px solid var(--card-border);transition:.3s;display:flex;flex-direction:column}
.prod-card:hover{transform:translateY(-8px);border-color:rgba(34,211,238,.4)}
.prod-card .p-img{
  height:150px;border-radius:12px;margin-bottom:18px;overflow:hidden;
  background:var(--pimg-bg);
  border:1px solid var(--card-border);display:flex;align-items:center;justify-content:center;position:relative;
}
.prod-card .p-img img{width:100%;height:100%;object-fit:contain;background:#fff;padding:12px}
.prod-card .p-img i{font-style:normal;font-size:13px;letter-spacing:2px;color:var(--accent);opacity:.75}
.prod-card .cat{align-self:flex-start;font-size:12px;padding:4px 14px;border-radius:14px;margin-bottom:16px;
  color:var(--tag-chip);border:1px solid rgba(34,211,238,.35);background:rgba(34,211,238,.06)}
.prod-card h4{font-size:18px;letter-spacing:1px}
.prod-card .model{display:inline-block;margin-top:6px;font-size:12.5px;color:var(--accent);letter-spacing:1px}
.prod-card p{margin-top:14px;font-size:13.5px;color:var(--text-dim);line-height:1.9;flex:1}
.prod-card .spec{margin-top:14px;padding-top:14px;border-top:1px dashed var(--line);
  font-size:12.5px;color:var(--spec);line-height:1.9}

.video-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}
.video-item{border-radius:16px;overflow:hidden;background:var(--card-bg);border:1px solid var(--card-border);transition:.3s}
.video-item:hover{border-color:rgba(34,211,238,.4);transform:translateY(-6px)}
.video-item video{width:100%;aspect-ratio:16/9;display:block;background:#000}
.video-item .v-info{padding:18px 22px}
.video-item .v-info h4{font-size:16px;letter-spacing:1px}
.video-item .v-info p{margin-top:6px;font-size:13px;color:var(--text-dim);line-height:1.8}
.v-error{
  aspect-ratio:16/9;display:flex;align-items:center;justify-content:center;text-align:center;
  padding:20px;font-size:13.5px;color:var(--text-dim);line-height:2;
  background:var(--pimg-bg);
}

.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-bottom:50px}
.contact-card{padding:40px 30px;border-radius:16px;background:var(--card-bg);border:1px solid var(--card-border);
  text-align:center;transition:.3s}
.contact-card:hover{transform:translateY(-8px);border-color:rgba(34,211,238,.4)}
.contact-card .ico{width:60px;height:60px;margin:0 auto 20px;border-radius:14px;font-size:26px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,rgba(47,123,255,.25),rgba(34,211,238,.12));border:1px solid var(--card-border)}
.contact-card h4{font-size:16px;letter-spacing:2px;margin-bottom:12px}
.contact-card p{font-size:14px;color:var(--text-dim);line-height:1.9}
.contact-card a{color:var(--link)}
.contact-card a:hover{text-decoration:underline}
.map-box{border-radius:20px;border:1px solid var(--card-border);overflow:hidden;margin-bottom:50px;
  background:var(--card-bg);width:60%;margin-left:auto;margin-right:auto}
.map-box .map-img{width:100%;height:auto;display:block}
.map-box .map-cap{padding:20px 30px;text-align:center;position:relative}
.map-cap h3{font-size:20px;letter-spacing:2px;margin-bottom:8px}
.map-cap p{color:var(--text-dim);font-size:14px;line-height:1.9}
.map-cap a{color:var(--link)}

.cta-box{position:relative;border-radius:22px;padding:80px 40px;text-align:center;overflow:hidden;
  background:var(--cta-bg);border:1px solid var(--card-border)}
.cta-box::before{content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(64,140,255,.08) 1px,transparent 1px),
    linear-gradient(90deg,rgba(64,140,255,.08) 1px,transparent 1px);
  background-size:44px 44px;
  mask-image:radial-gradient(ellipse 60% 80% at 50% 50%,#000,transparent 80%)}
.cta-box h3{position:relative;font-size:clamp(24px,3vw,38px);letter-spacing:3px}
.cta-box p{position:relative;margin-top:18px;color:var(--text-dim);letter-spacing:1px}
.cta-box .hero-btns{position:relative}

footer{border-top:1px solid var(--line);background:var(--footer-bg);padding:70px 0 0}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:44px;padding-bottom:54px}
.foot-grid h5{font-size:16px;letter-spacing:2px;margin-bottom:22px;color:var(--text)}
.foot-grid p,.foot-grid li{font-size:13.5px;color:var(--text-dim);line-height:2.1;list-style:none}
.foot-grid a:hover{color:var(--kicker)}
.foot-logo{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:700;margin-bottom:18px}
.foot-contact li{display:flex;gap:10px}
.foot-contact .fi{color:var(--kicker);flex:none}
.foot-bottom{border-top:1px solid var(--line);padding:22px 0;text-align:center;
  font-size:13px;color:var(--muted);letter-spacing:1px}

.reveal{opacity:0;transform:translateY(36px);transition:opacity .8s ease,transform .8s ease}
.reveal.on{opacity:1;transform:none}

@media (max-width:960px){
  .map-box{width:100%}
  .nav-links,.nav-cta{display:none}
  .burger{display:flex}
  .nav.open .nav-links{
    display:flex;position:absolute;top:72px;left:0;right:0;flex-direction:column;gap:0;
    background:var(--header-bg);border-bottom:1px solid var(--line);padding:10px 0;
    backdrop-filter:blur(14px);
  }
  .nav.open .nav-links a{display:block;padding:16px 6%;font-size:16px}
  .nav.open .burger span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .nav.open .burger span:nth-child(2){opacity:0}
  .nav.open .burger span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
  .stats-row{grid-template-columns:repeat(2,1fr)}
  .stat:nth-child(3){border-left:none}
  .stat{border-top:1px solid var(--line)}
  .stat:nth-child(-n+2){border-top:none}
  .biz-grid,.ind-grid,.honor-grid{grid-template-columns:repeat(2,1fr)}
  .case-grid,.prod-grid,.culture-grid,.contact-grid{grid-template-columns:1fr 1fr}
  .video-grid{grid-template-columns:1fr}
  .adv-grid,.about-wrap{grid-template-columns:1fr;gap:44px}
  .banner{padding:44px 30px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:34px}
  .prod-card h4{white-space:normal}
}
@media (max-width:560px){
  section{padding:70px 0}
  .biz-grid,.ind-grid,.honor-grid,.case-grid,.prod-grid,.culture-grid,.contact-grid{grid-template-columns:1fr}
  .about-cards{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .hero{padding-top:120px}
  .page-hero{padding:130px 0 50px}
  .btn{padding:13px 32px;font-size:15px}
  .video-item video{aspect-ratio:4/3}
}