:root{
  --bg:#07111f;
  --bg2:#0b1830;
  --blue:#2f7cff;
  --cyan:#6ed8ff;
  --text:#0d1b2b;
  --muted:#66758a;
  --line:#dfe6ee;
  --white:#fff;
  --soft:#f5f8fc;
  --radius:22px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Noto Sans JP","Inter",sans-serif;color:var(--text);background:#fff;line-height:1.7}
a{text-decoration:none;color:inherit}
.container{width:min(1180px,calc(100% - 40px));margin:auto}
.site-header{position:fixed;z-index:50;top:0;left:0;right:0;background:rgba(6,15,29,.72);backdrop-filter:blur(16px);border-bottom:1px solid rgba(255,255,255,.08)}
.nav-wrap{height:78px;display:flex;align-items:center;gap:28px}
.brand{display:flex;align-items:center;gap:12px;color:white;min-width:max-content}
.brand strong{display:block;font-size:15px;letter-spacing:.04em}
.brand small{display:block;font-size:9px;letter-spacing:.16em;opacity:.65}
.brand-mark{width:34px;height:34px;border:1px solid rgba(255,255,255,.5);border-radius:50%;position:relative;display:block}
.brand-mark i{position:absolute;width:6px;height:6px;background:#fff;border-radius:50%;left:50%;top:50%;transform:translate(-50%,-50%) rotate(calc(var(--a,0)*1deg)) translateY(-17px)}
.brand-mark i:nth-child(1){--a:0}.brand-mark i:nth-child(2){--a:60}.brand-mark i:nth-child(3){--a:120}.brand-mark i:nth-child(4){--a:180}.brand-mark i:nth-child(5){--a:240}.brand-mark i:nth-child(6){--a:300}
.nav{display:flex;gap:30px;margin-left:auto}
.nav a{color:#d9e5f7;font-size:13px}
.nav a:hover{color:#fff}
.menu-toggle{display:none;margin-left:auto;background:none;border:none;color:#fff;font-size:25px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:12px;background:linear-gradient(135deg,#1d6dff,#5ba9ff);color:#fff;border:none;border-radius:10px;padding:15px 22px;font-weight:700;font-size:14px;box-shadow:0 12px 35px rgba(38,115,255,.28);cursor:pointer}
.btn:hover{transform:translateY(-1px)}
.btn-small{padding:11px 16px;font-size:12px}
.btn-ghost{background:rgba(255,255,255,.05);box-shadow:none;border:1px solid rgba(255,255,255,.18)}
.hero{min-height:780px;background:radial-gradient(circle at 70% 40%,#0f315f 0,#09172a 30%,#050c17 67%);position:relative;overflow:hidden;padding-top:78px;color:#fff}
.hero-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(74,134,220,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(74,134,220,.07) 1px,transparent 1px);background-size:54px 54px;mask-image:linear-gradient(to bottom,black,transparent 85%)}
.hero-glow{position:absolute;border-radius:50%;filter:blur(30px);opacity:.6}
.hero-glow-a{width:380px;height:380px;background:#164bff;right:8%;top:25%}
.hero-glow-b{width:250px;height:250px;background:#00b9ff;right:32%;bottom:5%;opacity:.25}
.hero-inner{min-height:700px;display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:40px;position:relative;z-index:1}
.eyebrow,.kicker{font-family:Inter,sans-serif;letter-spacing:.2em;font-size:11px;font-weight:700;color:#78b7ff}
.hero h1{font-size:58px;line-height:1.25;margin:18px 0 24px;letter-spacing:-.03em}
.hero h1 span{background:linear-gradient(90deg,#fff,#6bdcff);-webkit-background-clip:text;color:transparent}
.hero-copy>p{max-width:610px;color:#b7c5d9;font-size:16px}
.hero-actions{display:flex;gap:12px;margin-top:32px}
.hero-meta{display:flex;gap:26px;margin-top:45px;color:#93a6bf;font-size:11px}
.hero-meta b{color:#dbeaff;margin-right:5px}
.hero-visual{min-height:520px;position:relative;display:grid;place-items:center}
.orb{width:330px;height:330px;border-radius:50%;position:relative;display:grid;place-items:center;background:radial-gradient(circle,#0f2348 0 32%,rgba(19,89,192,.28) 33% 47%,rgba(30,110,255,.05) 48%);box-shadow:0 0 100px rgba(29,118,255,.4)}
.orb-core{width:120px;height:120px;border-radius:50%;display:grid;place-items:center;font:700 64px/1 Inter;color:#fff;text-shadow:0 0 25px #59b7ff;border:1px solid rgba(128,200,255,.7);box-shadow:inset 0 0 35px rgba(63,137,255,.35)}
.orb-ring{position:absolute;inset:0;border:1px solid rgba(116,190,255,.35);border-radius:50%}
.r1{transform:scale(.76)}.r2{transform:scale(1.12)}.r3{transform:scale(1.35);border-style:dashed}
.node{position:absolute;width:8px;height:8px;border-radius:50%;background:#8ee6ff;box-shadow:0 0 15px #72d8ff}
.n1{top:7%;left:48%}.n2{top:28%;right:2%}.n3{bottom:15%;right:18%}.n4{bottom:1%;left:42%}.n5{left:1%;top:55%}.n6{left:14%;top:18%}
.stat-card{position:absolute;width:160px;padding:14px 16px;border:1px solid rgba(133,196,255,.22);background:rgba(5,17,37,.68);backdrop-filter:blur(16px);border-radius:14px;box-shadow:0 20px 50px rgba(0,0,0,.25)}
.stat-card small{font:700 9px Inter;color:#69b8ff;letter-spacing:.12em}.stat-card strong{display:block;font:600 28px Inter;margin:4px 0}.stat-card span{font-size:11px;color:#aebfd2}
.card-a{top:10%;left:2%}.card-b{right:1%;top:27%}.card-c{left:8%;bottom:10%}
.section{padding:105px 0}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:44px}
.section h2{font-size:38px;margin:8px 0 0;line-height:1.35;letter-spacing:-.03em}
.section-head p{max-width:540px;color:var(--muted);font-size:14px}
.service-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.service-card{padding:30px;border:1px solid var(--line);border-radius:18px;background:#fff;position:relative;min-height:300px;transition:.3s}
.service-card:hover{transform:translateY(-8px);box-shadow:0 25px 60px rgba(15,40,70,.08);border-color:#b8d3ff}
.icon{width:46px;height:46px;display:grid;place-items:center;border-radius:12px;background:#eef5ff;color:var(--blue);font-size:20px}
.num{position:absolute;right:26px;top:29px;color:#b7c3d0;font:600 12px Inter}
.service-card h3{font-size:18px;margin:28px 0 12px}.service-card p{font-size:13px;color:var(--muted)}.service-card a{display:block;margin-top:25px;color:#347fff;font-size:12px;font-weight:700}
.section-dark{background:linear-gradient(140deg,#08111f,#0b1a32);color:#fff}
.split{display:grid;grid-template-columns:1fr 1fr;gap:90px;align-items:center}
.lead{font-size:15px;color:#aab9cc;margin:25px 0 34px}
.feature-list{display:grid;gap:20px}
.feature-list>div{display:flex;gap:18px;padding-bottom:18px;border-bottom:1px solid rgba(255,255,255,.09)}
.feature-list b{font:600 11px Inter;color:#6db9ff}.feature-list strong,.feature-list small{display:block}.feature-list small{color:#8fa2b8;margin-top:5px}
.tech-panel{min-height:430px;border:1px solid rgba(118,184,255,.18);border-radius:25px;background:radial-gradient(circle at 50% 0,rgba(41,126,255,.2),transparent 55%),rgba(255,255,255,.025);padding:38px;position:relative;overflow:hidden}
.tech-title{font:700 11px Inter;letter-spacing:.16em;color:#84c9ff}
.matrix{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:44px}
.matrix span{height:70px;display:grid;place-items:center;border:1px solid rgba(117,189,255,.2);border-radius:12px;background:rgba(74,139,255,.05);font:600 12px Inter;color:#d9ebff}
.tech-line{height:1px;background:linear-gradient(90deg,transparent,#459cff,transparent);margin:30px 0}
.tech-panel p{color:#8ca0b8;font-size:13px}
.about-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:90px;align-items:center}
.about-visual{min-height:460px;border-radius:26px;background:radial-gradient(circle at 50% 50%,#113f86,#091a31 58%,#06111e);display:grid;place-items:center;overflow:hidden}
.round-table{width:280px;height:280px;border:1px solid rgba(126,197,255,.4);border-radius:50%;position:relative;display:grid;place-items:center;box-shadow:0 0 80px rgba(39,125,255,.28)}
.round-table:before,.round-table:after{content:"";position:absolute;inset:24px;border:1px dashed rgba(150,214,255,.28);border-radius:50%}.round-table:after{inset:70px}
.center-dot{width:86px;height:86px;border-radius:50%;display:grid;place-items:center;background:#0c203b;color:#fff;font:700 34px Inter;box-shadow:0 0 40px rgba(49,139,255,.45)}
.round-table span{--angle:calc(var(--i)*45deg);position:absolute;width:12px;height:12px;background:#8be2ff;border-radius:50%;left:50%;top:50%;transform:translate(-50%,-50%) rotate(var(--angle)) translateY(-140px);box-shadow:0 0 18px #70d8ff}
.about-copy>p{color:var(--muted);margin:22px 0 32px}
.company-table{border-top:1px solid var(--line)}
.company-table div{display:grid;grid-template-columns:120px 1fr;padding:16px 0;border-bottom:1px solid var(--line);font-size:13px}
.company-table dt{font-weight:700}.company-table dd{margin:0;color:#5e6f83}.company-table a{color:#246ff2}
.cta{padding:65px 0;background:linear-gradient(110deg,#1768e8,#0aa8d8);color:#fff}
.cta-inner{display:flex;justify-content:space-between;align-items:center;gap:40px}.cta h2{font-size:34px;margin:7px 0}.cta p{margin:0;color:#dceeff}.cta .kicker{color:#cfe8ff}.btn-light{background:#fff;color:#1769db;box-shadow:none}
.contact-section{background:#f7f9fc}
.contact-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:80px}
.contact-grid>div>p{color:var(--muted);font-size:14px}.contact-phone{margin-top:50px}.contact-phone small{display:block;color:#7c8ea5;letter-spacing:.14em;font:700 10px Inter}.contact-phone a{font:700 28px Inter;color:#176de9}
.contact-form{display:grid;grid-template-columns:1fr 1fr;gap:18px;padding:30px;background:#fff;border:1px solid var(--line);border-radius:20px}
.contact-form label{font-size:12px;font-weight:700}.contact-form label:nth-child(4){grid-column:1/-1}
.contact-form input,.contact-form textarea{width:100%;margin-top:8px;border:1px solid #d9e2ec;border-radius:10px;padding:13px 14px;font:inherit;outline:none}.contact-form input:focus,.contact-form textarea:focus{border-color:#6fa8ff}
.contact-form button{width:max-content}
.footer{background:#07111f;color:#d8e4f2;padding:55px 0 20px}
.footer-grid{display:grid;grid-template-columns:1.5fr .7fr .8fr;gap:50px}
.footer-grid>div:not(.brand){display:flex;flex-direction:column;align-items:flex-start;gap:8px}.footer small{color:#71859e;font:700 9px Inter;letter-spacing:.14em}.footer a{font-size:13px}
.copyright{margin-top:45px;padding-top:20px;border-top:1px solid rgba(255,255,255,.08);color:#63768d;font-size:10px}
@media(max-width:900px){
  .nav,.nav-wrap>.btn-small{display:none}.menu-toggle{display:block}
  .nav.open{display:flex;position:absolute;top:78px;left:20px;right:20px;flex-direction:column;background:#081425;padding:20px;border-radius:14px}
  .hero-inner,.split,.about-grid,.contact-grid{grid-template-columns:1fr}
  .hero{min-height:auto}.hero-inner{padding:80px 0}.hero h1{font-size:44px}.hero-visual{min-height:430px}
  .service-grid{grid-template-columns:repeat(2,1fr)}
  .about-grid{gap:40px}.contact-grid{gap:35px}
}
@media(max-width:620px){
  .container{width:min(100% - 28px,1180px)}
  .hero h1{font-size:36px}.hero-copy>p{font-size:14px}.hero-meta{flex-wrap:wrap}
  .hero-visual{transform:scale(.82);margin:-40px 0}
  .section{padding:75px 0}.section-head{align-items:flex-start;flex-direction:column}.section h2{font-size:30px}
  .service-grid{grid-template-columns:1fr}.service-card{min-height:auto}
  .cta-inner{flex-direction:column;align-items:flex-start}.cta h2{font-size:28px}
  .contact-form{grid-template-columns:1fr}.contact-form label:nth-child(4){grid-column:auto}
  .footer-grid{grid-template-columns:1fr}.company-table div{grid-template-columns:90px 1fr}
}