@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Noto+Sans+JP:wght@400;500;600;700&display=swap');

:root{
  --navy:#081426;
  --navy-2:#0c1d34;
  --ink:#122033;
  --muted:#66758a;
  --line:#dfe7f0;
  --bg:#f4f7fb;
  --white:#fff;
  --blue:#1c74f8;
  --blue-2:#56a2ff;
  --green:#44d19d;
  --radius:22px;
  --shadow:0 20px 60px rgba(14,35,66,.10);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,"Noto Sans JP",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:#fff;line-height:1.75;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img,svg{display:block;max-width:100%}
button,input,select,textarea{font:inherit}
.container{width:min(1160px,calc(100% - 48px));margin:0 auto}
.narrow{width:min(840px,100%);text-align:center}
.site-header{position:fixed;z-index:50;left:0;right:0;top:0;background:rgba(8,20,38,.78);backdrop-filter:blur(18px);border-bottom:1px solid rgba(255,255,255,.08)}
.header-inner{height:78px;display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;gap:12px;color:#fff}
.brand-mark{width:38px;height:38px;border:1px solid rgba(255,255,255,.2);border-radius:10px;display:grid;place-items:center;color:#67aaff}
.brand-mark svg{width:27px;height:27px;fill:currentColor}
.brand-copy{display:flex;flex-direction:column;line-height:1.15}
.brand-copy strong{font-size:15px;letter-spacing:.02em}
.brand-copy small{font-size:8px;letter-spacing:.14em;color:#91a2b9;margin-top:5px}
.site-nav{display:flex;align-items:center;gap:34px;color:#cbd5e3;font-size:13px;font-weight:600}
.site-nav a:hover{color:#fff}
.nav-cta{border:1px solid rgba(255,255,255,.25);padding:10px 18px;border-radius:9px}
.nav-toggle{display:none;background:none;border:0;padding:8px}
.nav-toggle span{display:block;width:23px;height:2px;background:#fff;margin:5px}
.hero{position:relative;overflow:hidden;background:
  linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),
  linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px),
  var(--navy);background-size:56px 56px;padding:168px 0 0;color:#fff}
.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,var(--navy) 0%,rgba(8,20,38,.96) 48%,rgba(8,20,38,.75) 100%)}
.hero-glow{position:absolute;border-radius:999px;filter:blur(90px);opacity:.22}
.hero-glow-a{width:420px;height:420px;background:#146cff;right:5%;top:2%}
.hero-glow-b{width:260px;height:260px;background:#00b8ff;right:32%;bottom:-100px}
.hero-grid,.trust-strip{position:relative}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:80px;align-items:center;padding-bottom:86px}
.eyebrow,.section-kicker{font-size:11px;font-weight:700;letter-spacing:.18em;color:#67aaff;margin:0 0 20px}
.hero h1{font-size:clamp(40px,5vw,66px);line-height:1.25;letter-spacing:-.045em;margin:0 0 28px;font-weight:700}
.hero h1 span{color:#8fc0ff}
.hero-lead{font-size:16px;line-height:2;color:#b7c5d8;margin:0 0 32px}
.hero-actions{display:flex;gap:12px;margin-bottom:32px}
.button{display:inline-flex;align-items:center;justify-content:center;min-height:50px;padding:0 24px;border-radius:10px;font-weight:700;font-size:14px;border:1px solid transparent;cursor:pointer;transition:.2s ease}
.button:hover{transform:translateY(-2px)}
.button-primary{background:var(--blue);color:#fff;box-shadow:0 10px 30px rgba(28,116,248,.25)}
.button-secondary{border-color:rgba(255,255,255,.24);color:#fff;background:rgba(255,255,255,.04)}
.hero-tags{display:flex;gap:8px;flex-wrap:wrap}
.hero-tags span{font-size:10px;letter-spacing:.08em;color:#a9bad0;border:1px solid rgba(255,255,255,.10);background:rgba(255,255,255,.04);padding:5px 9px;border-radius:6px}
.hero-panel{border:1px solid rgba(255,255,255,.12);background:rgba(9,24,44,.8);border-radius:18px;overflow:hidden;box-shadow:0 35px 80px rgba(0,0,0,.32);transform:perspective(1000px) rotateY(-2deg)}
.terminal-bar{height:46px;display:flex;gap:7px;align-items:center;padding:0 16px;border-bottom:1px solid rgba(255,255,255,.08);background:rgba(255,255,255,.025)}
.terminal-bar span{width:8px;height:8px;border-radius:50%;background:#34506f}
.terminal-bar b{margin-left:auto;font-size:9px;letter-spacing:.12em;color:#64809e;font-weight:500}
.terminal-body{padding:20px}
.status-row{display:grid;grid-template-columns:1fr 1fr 1fr;align-items:center;border-bottom:1px solid rgba(255,255,255,.06);padding:11px 3px;font-size:11px}
.status-row>span{color:#c7d5e7;font-weight:600}
.status-row em{font-style:normal;font-size:9px;letter-spacing:.08em}
.status-row strong{text-align:right;color:#8196ae;font-size:9px;font-weight:500}
.ok{color:var(--green)}
.pulse-line{height:88px;margin:15px -2px 0;background:linear-gradient(180deg,rgba(28,116,248,.08),transparent)}
.pulse-line svg{height:100%;width:100%}
.pulse-line polyline{fill:none;stroke:#4d99ff;stroke-width:2}
.terminal-note{font:10px/1.6 monospace;color:#657c95;margin:0}.terminal-note span{color:var(--green)}
.trust-strip{height:68px;border-top:1px solid rgba(255,255,255,.08);display:flex;align-items:center;justify-content:center;gap:34px;color:#768aa4;font-size:11px;letter-spacing:.08em}
.trust-strip i{display:block;width:3px;height:3px;border-radius:50%;background:#315478}
.section{padding:110px 0}
.intro{padding:110px 0 85px}
.section-kicker{color:#347ff0}
.section h2{font-size:clamp(30px,3.3vw,46px);line-height:1.4;letter-spacing:-.035em;margin:0;font-weight:700}
.section-intro{font-size:16px;color:var(--muted);margin:28px 0 0;line-height:2.05}
.services{background:var(--bg)}
.section-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:60px;margin-bottom:50px}
.section-heading>p{max-width:420px;color:var(--muted);font-size:14px;margin:0}
.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.service-card{position:relative;background:#fff;border:1px solid #e6ecf3;border-radius:18px;padding:34px 30px 30px;min-height:330px;transition:.25s ease}
.service-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#d7e3f2}
.service-number{position:absolute;top:25px;right:26px;font:600 10px/1 Inter;color:#a6b2c0;letter-spacing:.1em}
.icon-box{width:48px;height:48px;border-radius:12px;background:#edf5ff;color:#287bf7;display:grid;place-items:center;font-weight:700;margin-bottom:27px}
.service-card h3{font-size:15px;line-height:1.45;margin:0 0 7px;color:#25466d}
.jp-title{font-size:20px!important;color:var(--ink)!important;font-weight:700;margin:0 0 18px!important}
.service-card p{font-size:13px;color:var(--muted);margin:0}
.service-card a{display:inline-block;margin-top:18px;font-size:12px;font-weight:700;color:var(--blue)}
.featured-card{background:linear-gradient(155deg,#0c2441,#0a172a);border-color:#173a62;color:#fff}
.featured-card h3{color:#75adff}.featured-card .jp-title{color:#fff!important}.featured-card p{color:#98aac1}.featured-card .icon-box{background:rgba(82,153,255,.12);color:#76afff}
.security-section{background:#0b1728;color:#fff;position:relative;overflow:hidden}
.security-section:after{content:"";position:absolute;width:500px;height:500px;right:-180px;top:-180px;border-radius:50%;background:#126eff;filter:blur(130px);opacity:.13}
.security-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;gap:90px;align-items:center}
.security-copy h2{max-width:650px}
.security-copy>p{color:#a9b8ca;margin:26px 0;font-size:14px}
.security-points{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin:28px 0 35px}
.security-points span{font-size:11px;letter-spacing:.04em;border:1px solid rgba(255,255,255,.1);background:rgba(255,255,255,.035);border-radius:8px;padding:10px 12px;color:#bfd0e4}
.process-card{background:#0f2036;border:1px solid rgba(255,255,255,.1);border-radius:20px;padding:30px 32px}
.process-label{font-size:10px;letter-spacing:.16em;color:#5a789b;margin:0 0 10px}
.process-card ol{list-style:none;padding:0;margin:0}
.process-card li{display:flex;align-items:center;gap:19px;padding:17px 0;border-bottom:1px solid rgba(255,255,255,.07)}
.process-card li:last-child{border-bottom:0}
.process-card b{font-size:10px;color:#498fff}
.process-card div{display:flex;flex-direction:column}
.process-card strong{font-size:13px}.process-card span{font-size:11px;color:#768ba3;margin-top:2px}
.expertise-layout{display:grid;grid-template-columns:.38fr .62fr;border:1px solid var(--line);border-radius:20px;overflow:hidden}
.experience-block{background:#0d1b2f;color:#fff;padding:58px 50px;display:flex;flex-direction:column;justify-content:center}
.experience-block strong{font-size:80px;line-height:1;color:#fff;letter-spacing:-.08em}.experience-block strong span{color:#4c96ff;font-size:40px}
.experience-block p{color:#93a6bd;font-size:12px;line-height:1.7;margin:17px 0 0;text-transform:uppercase;letter-spacing:.08em}
.skill-list{display:grid;grid-template-columns:1fr 1fr;padding:30px 42px;background:#fff}
.skill-list span{font-size:13px;font-weight:600;padding:17px 0;border-bottom:1px solid #edf1f5}
.skill-list span:nth-last-child(-n+2){border-bottom:0}
.workflow{background:var(--bg)}
.workflow-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:1px;background:#dfe6ef;border:1px solid #dfe6ef;border-radius:16px;overflow:hidden}
.workflow-grid div{background:#fff;padding:27px 23px;display:flex;flex-direction:column;min-height:150px}
.workflow-grid b{font-size:10px;color:#3b82ee;margin-bottom:auto}
.workflow-grid strong{font-size:14px}.workflow-grid span{font-size:11px;color:#7b899a;margin-top:4px}
.about-grid{display:grid;grid-template-columns:.45fr .55fr;gap:85px;align-items:start}
.about h2{font-size:35px}
.about-copy{border-left:1px solid var(--line);padding-left:50px}
.about-copy p{color:var(--muted);font-size:14px;margin:0 0 20px}
.contact-section{background:#f4f7fb}
.contact-grid{display:grid;grid-template-columns:.43fr .57fr;gap:80px}
.contact-copy>p{font-size:14px;color:var(--muted);margin:24px 0 38px}
.contact-mail{display:flex;flex-direction:column}.contact-mail small{font-size:9px;color:#8594a7;letter-spacing:.14em}.contact-mail a{font-size:20px;font-weight:700;color:#1d62bd;margin-top:4px}
.contact-form{background:#fff;padding:34px;border:1px solid #e2e9f1;border-radius:18px;box-shadow:0 18px 55px rgba(23,48,82,.07)}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.contact-form label{display:block;font-size:11px;font-weight:600;color:#49596d;margin-bottom:15px}
.contact-form input,.contact-form select,.contact-form textarea{display:block;width:100%;border:1px solid #dfe6ee;background:#fbfcfe;color:#17263a;border-radius:8px;padding:12px 13px;margin-top:6px;outline:none;transition:.2s}
.contact-form input:focus,.contact-form select:focus,.contact-form textarea:focus{border-color:#68a3f9;box-shadow:0 0 0 3px rgba(28,116,248,.08)}
.contact-form textarea{resize:vertical}
.contact-form .button{border:0;width:100%}
.form-note{font-size:10px!important;color:#8996a6!important;margin:11px 0 0!important;line-height:1.6}
.site-footer{background:#07111f;color:#fff;padding:46px 0}
.footer-inner{display:grid;grid-template-columns:1fr auto;gap:26px;align-items:center}
.footer-links{display:flex;gap:25px;color:#8ea0b7;font-size:11px}
.footer-inner>p{grid-column:1/-1;margin:10px 0 0;padding-top:22px;border-top:1px solid rgba(255,255,255,.08);color:#586a80;font-size:9px;letter-spacing:.06em}
@media(max-width:900px){
  .container{width:min(100% - 34px,1160px)}
  .site-nav{position:fixed;top:78px;left:0;right:0;display:none;flex-direction:column;background:#081426;padding:28px;gap:20px;border-top:1px solid rgba(255,255,255,.08)}
  .site-nav.open{display:flex}.nav-toggle{display:block}
  .hero{padding-top:135px}.hero-grid{grid-template-columns:1fr;gap:55px}.hero-panel{max-width:620px}.trust-strip{gap:15px;overflow:hidden;white-space:nowrap}
  .section{padding:82px 0}.section-heading{align-items:flex-start;flex-direction:column;gap:18px}
  .service-grid{grid-template-columns:1fr 1fr}
  .security-grid,.contact-grid,.about-grid{grid-template-columns:1fr;gap:48px}
  .expertise-layout{grid-template-columns:1fr}.experience-block{padding:42px}.experience-block strong{font-size:66px}
  .workflow-grid{grid-template-columns:1fr 1fr}.workflow-grid div:last-child{grid-column:1/-1}
  .about-copy{border-left:0;border-top:1px solid var(--line);padding:35px 0 0}
}
@media(max-width:600px){
  .header-inner{height:70px}.brand-copy small{display:none}.brand-mark{width:34px;height:34px}
  .hero{padding-top:120px}.hero-grid{padding-bottom:62px}
  .hero h1{font-size:38px}.hero-lead{font-size:14px}.desktop-only{display:none}.hero-actions{flex-direction:column}.hero-actions .button{width:100%}
  .trust-strip{justify-content:flex-start;height:58px;font-size:9px}
  .intro{padding:76px 0 60px}.section h2{font-size:30px}
  .service-grid{grid-template-columns:1fr}.service-card{min-height:0}
  .security-points{grid-template-columns:1fr}.process-card{padding:25px}
  .skill-list{grid-template-columns:1fr;padding:24px}.skill-list span:nth-last-child(2){border-bottom:1px solid #edf1f5}
  .workflow-grid{grid-template-columns:1fr}.workflow-grid div:last-child{grid-column:auto}.workflow-grid div{min-height:115px}
  .field-row{grid-template-columns:1fr}.contact-form{padding:23px}
  .footer-inner{grid-template-columns:1fr}.footer-links{flex-wrap:wrap}.footer-inner>p{grid-column:auto}
}


/* v4: inner pages / language switch / contact status */
.lang-switch{display:flex;align-items:center;gap:7px;margin-left:2px;font-size:11px;color:#7890aa}
.lang-switch a{padding:5px 7px;border-radius:6px}
.lang-switch a.active{background:rgba(255,255,255,.08);color:#fff}
.inner-hero{background:var(--navy);color:#fff;padding:145px 0 84px;position:relative;overflow:hidden}
.inner-hero:after{content:"";position:absolute;width:440px;height:440px;border-radius:50%;right:-100px;top:-180px;background:#126eff;filter:blur(130px);opacity:.16}
.inner-hero .container{position:relative;z-index:1}
.inner-hero h1{font-size:clamp(38px,5vw,62px);line-height:1.22;letter-spacing:-.045em;margin:0 0 22px}
.inner-hero p.lead{max-width:790px;color:#b4c4d8;font-size:16px;line-height:1.95;margin:0}
.breadcrumb{font-size:10px;color:#7288a4;margin-bottom:22px;letter-spacing:.08em}
.breadcrumb a{color:#9ab3d1}
.content-section{padding:90px 0}
.content-section.alt{background:var(--bg)}
.detail-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.detail-card{border:1px solid var(--line);border-radius:18px;padding:30px;background:#fff}
.detail-card h2,.detail-card h3{margin-top:0}
.detail-card h3{font-size:20px;margin-bottom:9px}
.detail-card p{font-size:14px;color:var(--muted)}
.detail-card ul{margin:18px 0 0;padding-left:20px;color:#53657a;font-size:13px}
.detail-card li{margin:7px 0}
.section-copy{max-width:850px}
.section-copy p{color:var(--muted);font-size:15px}
.section-copy h2{font-size:34px;line-height:1.4}
.notice-box{border-left:3px solid var(--blue);background:#f1f6fd;padding:18px 20px;border-radius:0 10px 10px 0;color:#44566d;font-size:13px}
.malware-flow{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;margin-top:34px}
.malware-flow>div{border:1px solid var(--line);border-radius:14px;padding:20px;background:#fff}
.malware-flow b{display:block;color:var(--blue);font-size:10px;margin-bottom:18px}
.malware-flow strong{display:block;font-size:13px}
.malware-flow span{display:block;color:var(--muted);font-size:11px;margin-top:5px}
.cta-panel{background:#0b1728;color:#fff;border-radius:22px;padding:42px;display:flex;align-items:center;justify-content:space-between;gap:30px}
.cta-panel p{color:#9db0c8;margin:10px 0 0;font-size:13px}
.contact-status{margin:0 0 20px;padding:14px 16px;border-radius:9px;font-size:13px}
.contact-status.success{background:#eaf8f2;color:#17694e;border:1px solid #bfe8d8}
.contact-status.error{background:#fff1f0;color:#9b2d24;border:1px solid #f0c5c1}
.contact-form .required{color:#c63b31;margin-left:4px}
.hp-field{position:absolute!important;left:-9999px!important;width:1px!important;height:1px!important;overflow:hidden!important}
.form-meta{font-size:10px;color:#8a98a8;margin-top:8px}
@media(max-width:900px){
  .lang-switch{margin-left:0}
  .detail-grid{grid-template-columns:1fr}
  .malware-flow{grid-template-columns:1fr 1fr}
  .cta-panel{align-items:flex-start;flex-direction:column}
}
@media(max-width:600px){
  .inner-hero{padding:120px 0 65px}
  .malware-flow{grid-template-columns:1fr}
}