*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{--accent:#0B63CE;--deep:#0A2A4A;--tint:#EAF3FF;--ink:#132B45;--muted:#61758A;--line:#E2E9F0;margin:0;background:#fff;color:var(--ink);font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;line-height:1.72;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.wrap{width:100%;max-width:1180px;margin:0 auto;padding:0 26px}
.kicker{display:inline-block;font-size:11.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);font-weight:700}
h1,h2,h3{margin:0;line-height:1.25}
.btn{display:inline-flex;align-items:center;justify-content:center;height:42px;padding:0 20px;border-radius:8px;font-size:13.5px;font-weight:700;letter-spacing:.02em;transition:.18s}
.btn-fill{background:var(--accent);color:#fff}
.btn-fill:hover{filter:brightness(.94)}
.btn-line{border:1px solid currentColor;color:inherit}
.site-head{position:relative;z-index:20;background:#fff;border-bottom:1px solid var(--line)}
.head-in{display:flex;align-items:center;justify-content:space-between;height:70px;gap:20px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:16px}
.brand .mk{width:34px;height:34px;border-radius:8px;background:var(--accent);color:#fff;display:grid;place-items:center;font-size:15px;letter-spacing:.04em}
.brand small{display:block;font-size:10.5px;color:var(--muted);font-weight:500;letter-spacing:.08em}
.nav{display:flex;gap:22px;font-size:13px;color:#40566C}
.nav a:hover{color:var(--accent)}
.head-tel{font-size:13px;font-weight:800;color:var(--accent)}
.hero{position:relative;overflow:hidden;background:var(--tint)}
.hero h1{font-size:46px;letter-spacing:-.02em;margin:14px 0 16px}
.hero p{color:var(--muted);font-size:15px;max-width:600px;margin:0}
.hero-cta{display:flex;gap:10px;margin-top:26px;flex-wrap:wrap}
.stats{display:flex;gap:34px;flex-wrap:wrap}
.stat b{display:block;font-size:26px;font-weight:800;color:var(--accent);line-height:1.1}
.stat span{font-size:12px;color:var(--muted)}
.sec{padding:78px 0;border-top:1px solid var(--line)}
.sec-head{display:flex;align-items:baseline;gap:14px;margin-bottom:30px;flex-wrap:wrap}
.sec-head .idx{font-size:11px;letter-spacing:.12em;color:var(--accent);font-weight:800;border:1px solid currentColor;border-radius:999px;padding:2px 8px}
.sec-head h2{font-size:28px;letter-spacing:-.01em}
.sec-head p{width:100%;margin:2px 0 0;color:var(--muted);font-size:13.5px}
.about-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:46px;align-items:start}
.about-lead{font-size:19px;line-height:1.8;margin:0;color:var(--ink)}
.about-extra p{font-size:13.5px;color:var(--muted);margin:0 0 18px}
.stats.small .stat b{font-size:20px}
.prod-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.prod{border:1px solid var(--line);border-radius:12px;padding:22px 20px;background:#fff;position:relative}
.prod-no{font-size:11px;color:var(--accent);font-weight:800;letter-spacing:.1em}
.prod h3{font-size:16px;margin:8px 0 8px}
.prod p{font-size:12.5px;color:var(--muted);margin:0 0 14px;line-height:1.7}
.prod-spec{font-size:11.5px;color:var(--accent);border-top:1px dashed var(--line);padding-top:10px;display:block}
.str-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.str{border-left:3px solid var(--accent);padding:2px 0 2px 18px}
.str b{font-size:15.5px}
.str p{font-size:13px;color:var(--muted);margin:8px 0 0}
.chips{display:flex;gap:10px;flex-wrap:wrap}
.chip{border:1px solid var(--line);background:var(--tint);border-radius:999px;padding:7px 16px;font-size:12.5px;color:var(--ink)}
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.case{border:1px solid var(--line);border-radius:12px;padding:20px;background:#fff}
.case h3{font-size:15px;margin:0 0 8px}
.case p{font-size:12.5px;color:var(--muted);margin:0}
.contact{background:var(--deep);color:#fff;border-top:0}
.contact .sec-head h2{color:#fff}
.contact .sec-head .idx{color:#fff;border-color:rgba(255,255,255,.5)}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}
.contact-lead{color:rgba(255,255,255,.72);font-size:13.5px;margin:0 0 22px;max-width:440px}
.contact .btn-fill{background:#fff;color:var(--deep)}
.contact-card{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);border-radius:14px;padding:22px}
.contact-card div{display:flex;justify-content:space-between;gap:18px;padding:8px 0;border-bottom:1px dashed rgba(255,255,255,.16);font-size:13px}
.contact-card div:last-child{border-bottom:0}
.contact-card span{color:rgba(255,255,255,.6)}
.contact-card b{font-weight:600;text-align:right}
.site-foot{background:var(--deep);color:rgba(255,255,255,.55);padding:24px 0;font-size:12px;border-top:1px solid rgba(255,255,255,.1)}
.foot-in{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
.site-foot a{color:rgba(255,255,255,.78)}
@media(max-width:960px){
  .nav{display:none}
  .hero h1{font-size:34px}
  .about-grid,.contact-grid{grid-template-columns:1fr;gap:26px}
  .prod-grid{grid-template-columns:1fr 1fr}
  .str-grid,.case-grid{grid-template-columns:1fr}
}
@media(max-width:620px){.prod-grid{grid-template-columns:1fr}.wrap{padding:0 18px}.hero h1{font-size:29px}}

body{--line:#DEE6F0}
.hero{padding:86px 0 0}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;min-height:640px}
.hero-visual{position:relative;height:100%;min-height:560px;background:linear-gradient(160deg,var(--deep),#123A63);border-radius:18px;display:grid;place-items:center;overflow:hidden}
.hero-visual::before{content:"";position:absolute;width:360px;height:360px;border:1px solid rgba(255,255,255,.16);border-radius:50%;right:-70px;top:-40px}
.hero-visual::after{content:"";position:absolute;width:220px;height:220px;border:1px solid rgba(255,255,255,.12);border-radius:50%;right:20px;top:60px}
.plate{position:absolute;inset:28px;border:1px solid rgba(255,255,255,.22);border-radius:12px;background:linear-gradient(180deg,transparent,rgba(255,255,255,.04))}
.plate-no{position:absolute;left:22px;top:18px;font-size:60px;font-weight:900;color:rgba(255,255,255,.86);line-height:1}
.plate-txt{position:absolute;left:24px;bottom:20px;color:rgba(255,255,255,.7);letter-spacing:.2em;font-size:12px}
.badge-box{position:absolute;right:34px;bottom:34px;background:#fff;color:var(--ink);border-radius:12px;padding:16px 20px;box-shadow:0 18px 50px rgba(4,20,40,.25)}
.badge-box b{display:block;font-size:26px;color:var(--accent)}
.badge-box span{font-size:11.5px;color:var(--muted)}
.prod:hover{border-color:var(--accent);transform:translateY(-3px)}
.prod{transition:.2s}