:root{--navy:#0b1728;--blue:#0872c9;--ink:#152339;--muted:#526174}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);font-family:'Segoe UI','Yu Gothic','Meiryo',sans-serif;line-height:1.7}a{color:inherit}header{position:sticky;top:0;z-index:10;background:#071526;color:#fff;display:flex;align-items:center;justify-content:space-between;padding:14px max(4vw,20px);gap:20px;box-shadow:0 4px 22px #0002}.brand{display:flex;align-items:center;gap:18px;text-decoration:none;font-size:12px;letter-spacing:2px}.brand img{width:95px;display:block}nav{display:flex;gap:28px}nav a{text-decoration:none;font-size:13px}nav a:hover{color:#79bdf5}#lang{border:1px solid #69809a;background:transparent;color:white;border-radius:5px;padding:7px 14px;cursor:pointer}.wrap{max-width:1180px;margin:auto;padding-left:24px;padding-right:24px}.hero{position:relative;min-height:610px;display:flex;align-items:center;color:white;background:#0c1a2a;overflow:hidden}.hero>img{position:absolute;width:100%;height:100%;object-fit:cover}.shade{position:absolute;inset:0;background:linear-gradient(90deg,#071527ee 0%,#071527c9 40%,#07152735 100%)}.hero-inner{position:relative;max-width:1180px;width:100%;margin:auto;padding:90px 24px}.eyebrow{font-size:12px;letter-spacing:2.2px;color:#a6c8e7;font-weight:700}.eyebrow.blue{color:#0872c9}h1{font-size:clamp(36px,5.3vw,70px);line-height:1.35;letter-spacing:.04em;margin:24px 0}h2{font-size:clamp(26px,3.3vw,42px);line-height:1.45;letter-spacing:.03em}h3{font-size:20px;line-height:1.5}.hero p{max-width:690px;font-size:16px}.action{display:inline-block;margin-top:24px;background:#0872c9;color:#fff;text-decoration:none;padding:13px 23px;border-radius:4px;font-weight:700}.action:hover{background:#1288e5}.section{padding-top:100px;padding-bottom:110px}.section-head{margin-bottom:35px}.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.card{border:1px solid #dce3eb;background:white;overflow:hidden;box-shadow:0 7px 22px #14283d0b}.card>img,.graphic{width:100%;height:260px;object-fit:cover;display:block}.card-body{padding:26px}.card-body>span{font-size:11px;color:#0872c9;letter-spacing:1.5px;font-weight:700}.card-body h3{margin:9px 0}.card-body p{color:var(--muted);font-size:14px}.card-body small{color:#788393;font-size:11px}.graphic{background:linear-gradient(130deg,#07182d,#123f69);display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden}.window{width:52%;height:68%;border:2px solid #6ca6db;border-radius:8px;background:#112b49;box-shadow:0 15px 35px #0007;padding:16px}.window i{display:inline-block;width:8px;height:8px;border-radius:50%;background:#53a5d8;margin-right:6px}.lines{margin-top:22px}.lines b{display:block;height:8px;margin:12px 0;background:linear-gradient(90deg,#218bcf 50%,#254c6b 50%);border-radius:4px}.lines b:nth-child(2){width:75%}.lines b:nth-child(3){width:90%}.lines b:nth-child(4){width:55%}.db{margin-left:-25px;margin-top:90px;border:2px solid #5bb8ff;border-radius:45%;background:#0a3258;padding:22px 20px;color:#9ed5ff;font-size:11px;letter-spacing:2px;text-align:center;box-shadow:0 15px 30px #0006}.board{position:relative;width:220px;height:160px;border-radius:10px;background:#12665f;border:8px solid #1a8175;box-shadow:0 15px 35px #0007}.chip{position:absolute;left:65px;top:43px;width:82px;height:65px;background:#101b2c;color:#e3f1ff;display:grid;place-items:center;border:3px solid #42526b;font-size:15px;letter-spacing:2px}.traces{position:absolute;inset:14px;border:2px dashed #6fc3b4;opacity:.7}.pin{position:absolute;left:20px;width:35px;height:15px;background:#d5b66b}.p1{top:36px}.p2{bottom:36px}.band{background:#0b1d34;color:white;padding:75px 0}.band h2{margin-bottom:16px}.band p{color:#cad9e8;max-width:760px}dl{max-width:960px;margin-top:30px}dl>div{display:grid;grid-template-columns:190px 1fr;border-bottom:1px solid #dbe3ec;padding:17px 4px;gap:20px}dt{font-weight:700}dd{margin:0;overflow-wrap:anywhere}.contact{background:#0b1d34;color:white;padding:90px 0}.contact h2{margin:16px 0}.contact p{color:#cbd9e7}.contact .phone{margin-top:24px}footer{background:#06111e;color:#a9b9ca;padding:26px 0}.foot{display:flex;justify-content:space-between;align-items:center;gap:20px;font-size:12px}.foot img{width:100px}@media(max-width:760px){header{flex-wrap:wrap;gap:10px}.brand img{width:75px}.brand span{font-size:10px}nav{order:3;width:100%;justify-content:space-between;gap:10px}nav a{font-size:12px}.hero{min-height:560px}.hero-inner{padding:60px 24px}.shade{background:linear-gradient(90deg,#071527e8,#0715278a)}.hero p{font-size:14px}.section{padding-top:65px;padding-bottom:70px}.cards{grid-template-columns:1fr}.card>img,.graphic{height:225px}dl>div{grid-template-columns:1fr;gap:4px}.foot{flex-wrap:wrap}}

.customers{padding-top:75px;padding-bottom:80px}.customer-note{color:#617184;font-size:13px;max-width:900px}.client-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:28px}.client-logo{min-height:100px;border:1px solid #e0e6ee;border-radius:7px;background:#fff;display:flex;align-items:center;justify-content:center;text-align:center;padding:15px;font-weight:800;font-size:clamp(14px,1.7vw,23px);letter-spacing:-.02em;box-shadow:0 4px 12px #1232;color:#133f83}.client-logo.wd{color:#202c3c}.client-logo.fujitsu{color:#e32132}.client-logo.honda{color:#d21c2c}.client-logo.denso{color:#e12229;font-style:italic}.client-logo.mahle{color:#164a9b;letter-spacing:.06em}.client-logo.nk{color:#202020}.client-logo.ishizuka{font-size:14px}.client-logo.jm{color:#265bb5}.client-logo.toppan{color:#0b4a9b}@media(max-width:760px){.client-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.client-logo{min-height:80px;font-size:15px}}

/* Ver.4: clean customer-logo gallery */
.customer-logo-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:28px 24px;margin:38px 0 18px;align-items:center}.customer-link{display:flex;align-items:center;justify-content:center;min-height:96px;padding:12px 5px;text-decoration:none;background:#fff;transition:transform .2s ease,opacity .2s ease}.customer-link:hover{transform:translateY(-3px);opacity:.75}.customer-link img{display:block;max-width:100%;width:auto;height:auto;max-height:68px;object-fit:contain}.customer-link.iwp img{max-height:78px}.customer-link.jm img{max-height:60px}.customer-fallback{display:none;text-align:center;font-size:18px;font-weight:700;color:#1c3357}.customer-preview-note{font-size:11px;color:#7c8794;margin-top:20px}@media(max-width:850px){.customer-logo-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}@media(max-width:550px){.customer-logo-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.customer-link{min-height:84px}.customer-link img{max-height:56px}}

@media (min-width:701px) and (max-width:1050px){.cards{grid-template-columns:repeat(2,minmax(0,1fr))}}

/* Ver.7 technology and project concepts */
.tech-link-band{background:#eaf3fb;padding:70px 0}.tech-link-band h2{font-size:clamp(26px,3vw,42px);margin:10px 0}.tech-link-band p{margin-bottom:26px}.tech-hero{background:linear-gradient(115deg,#08182d,#123e66);color:white;padding:100px 0 88px}.tech-hero h1{font-size:clamp(32px,4.5vw,58px);line-height:1.3;margin:18px 0}.tech-hero p{max-width:740px;font-size:18px;color:#e4ecf7}.tech-intro{max-width:900px;color:#526174;margin-bottom:28px}.tech-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:26px}.tech-card{border:1px solid #dce5ed;border-radius:12px;overflow:hidden;background:#fff;box-shadow:0 8px 24px #1523390d}.tech-card>img{width:100%;height:220px;object-fit:cover;display:block}.tech-card-content{padding:24px}.tech-number{color:#0872c9;font-size:12px;font-weight:700;letter-spacing:1px}.tech-card h3{margin:10px 0;font-size:21px}.tech-card p{margin:8px 0;color:#526174}.example{margin-top:20px;border-top:1px solid #dce5ed;padding-top:16px}.example-label{font-size:12px;color:#0872c9;font-weight:700;margin-bottom:8px}.example strong{display:block}.example p{font-size:14px}.process{padding:76px 0;background:#0b1728;color:white}.process h2{font-size:clamp(27px,3.2vw,42px)}.process>.wrap>p{color:#d3deeb}.steps{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:18px;margin-top:35px}.step{border-top:2px solid #3a8fe0;padding-top:18px}.step b{color:#80c7ff}.step h3{font-size:17px}.step p{font-size:13px;color:#d3deeb}.tech-cta{padding:76px 0;background:#f1f6fa}.tech-cta h2{font-size:clamp(27px,3.2vw,42px)}.tech-cta p{max-width:700px;margin-bottom:24px}@media(max-width:850px){.steps{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:650px){.tech-grid{grid-template-columns:1fr}.steps{grid-template-columns:1fr}.tech-card>img{height:200px}.tech-hero{padding:75px 0}}