:root{
  --bg:#0b0d12; --surface:#121620; --surface2:#181d29; --text:#f5f7fb;
  --muted:#a8b0c0; --line:#282f3d; --accent:#7aa2ff; --accent2:#b3c7ff;
  --max:1120px; --radius:22px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0; color:var(--text); background:
  radial-gradient(circle at 15% -10%,rgba(122,162,255,.16),transparent 35%),
  radial-gradient(circle at 85% 10%,rgba(179,199,255,.08),transparent 30%),
  var(--bg);
  font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans JP",sans-serif;
  line-height:1.7;
}
a{color:inherit}
.wrap{width:min(var(--max),calc(100% - 40px));margin:auto}
header{
  position:sticky;top:0;z-index:20;backdrop-filter:blur(18px);
  background:rgba(11,13,18,.78);border-bottom:1px solid rgba(255,255,255,.06)
}
.nav{height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{font-weight:800;font-size:1.18rem;text-decoration:none;letter-spacing:.02em}
.navlinks{display:flex;gap:22px;align-items:center}
.navlinks a{color:var(--muted);text-decoration:none;font-size:.94rem}
.navlinks a:hover,.navlinks a.active{color:var(--text)}
.menu{display:none;border:1px solid var(--line);background:var(--surface);color:var(--text);
  border-radius:12px;padding:9px 12px;font:inherit}
.hero{padding:104px 0 72px}
.eyebrow{color:var(--accent2);font-weight:700;letter-spacing:.12em;text-transform:uppercase;font-size:.78rem}
h1{font-size:clamp(2.7rem,8vw,6.3rem);line-height:.96;letter-spacing:-.055em;margin:14px 0 22px}
.hero p{font-size:clamp(1.05rem,2.2vw,1.35rem);max-width:650px;color:var(--muted)}
.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.btn{
 display:inline-flex;align-items:center;justify-content:center;padding:12px 18px;border-radius:999px;
 text-decoration:none;font-weight:700;border:1px solid var(--line);background:var(--surface)
}
.btn.primary{background:var(--text);color:#0b0d12;border-color:var(--text)}
.btn:hover{transform:translateY(-1px)}
section{padding:38px 0 62px}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:22px}
h2{font-size:clamp(1.8rem,4vw,2.7rem);margin:0;letter-spacing:-.035em}
.sub{color:var(--muted);margin:7px 0 0}
.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.card{
 display:block;padding:26px;border:1px solid var(--line);background:linear-gradient(180deg,rgba(255,255,255,.035),rgba(255,255,255,.015));
 border-radius:var(--radius);text-decoration:none;transition:.18s ease;min-height:190px
}
.card:hover{transform:translateY(-3px);border-color:#3e4860;background:rgba(255,255,255,.045)}
.badge{display:inline-flex;padding:5px 9px;border-radius:999px;background:rgba(122,162,255,.12);color:var(--accent2);
 font-size:.75rem;font-weight:800;letter-spacing:.06em}
.card h3{font-size:1.35rem;line-height:1.35;margin:18px 0 10px}
.card p{color:var(--muted);margin:0}
.card .meta{margin-top:22px;font-size:.88rem;color:#c7cfdd}
.news{border-top:1px solid var(--line)}
.news-item{display:grid;grid-template-columns:120px 1fr;gap:20px;padding:18px 0;border-bottom:1px solid var(--line)}
.news time{color:var(--muted);font-variant-numeric:tabular-nums}
.news a{text-decoration:none}.news a:hover{text-decoration:underline}
.page-head{padding:72px 0 38px}
.page-head h1{font-size:clamp(2.5rem,7vw,5rem)}
.product-list{display:grid;gap:18px}
.product{
 display:grid;grid-template-columns:1fr auto;gap:25px;align-items:center;
 padding:28px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)
}
.product h2{font-size:1.55rem}.product p{color:var(--muted);max-width:720px}
.product-actions{display:flex;gap:9px;flex-wrap:wrap;justify-content:flex-end}
.article{max-width:800px;padding-bottom:72px}
.article h2{font-size:1.45rem;margin-top:36px}
.article h3{font-size:1.08rem;margin:26px 0 7px}
.article p,.article li{color:#cbd2df}
.article ul{padding-left:1.2rem}
.update-block{padding:22px 0;border-top:1px solid var(--line)}
.update-block:last-child{border-bottom:1px solid var(--line)}
.kicker{font-size:.8rem;font-weight:800;letter-spacing:.08em;color:var(--accent2)}
footer{border-top:1px solid var(--line);padding:34px 0 44px;color:var(--muted);font-size:.9rem}
.footer-row{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
.footer-row a{text-decoration:none}.footer-row a:hover{color:var(--text)}
@media(max-width:760px){
 .wrap{width:min(100% - 28px,var(--max))}
 .nav{height:64px}.menu{display:block}.navlinks{
   display:none;position:absolute;top:64px;left:0;right:0;padding:16px 20px 20px;
   background:rgba(11,13,18,.98);border-bottom:1px solid var(--line);flex-direction:column;align-items:flex-start
 }
 .navlinks.open{display:flex}
 .hero{padding:76px 0 54px}
 .grid{grid-template-columns:1fr}
 .news-item{grid-template-columns:1fr;gap:4px}
 .product{grid-template-columns:1fr}.product-actions{justify-content:flex-start}
}