:root{
  --navy:#0b1f33;
  --navy2:#102c47;
  --blue:#1769aa;
  --cyan:#3aa7d8;
  --ink:#172534;
  --muted:#687787;
  --line:#dfe6ec;
  --paper:#f5f7f9;
  --white:#fff;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--ink);font-family:"Noto Sans JP","Yu Gothic",Meiryo,sans-serif;line-height:1.8;background:#fff}
a{color:inherit;text-decoration:none}
.container{width:min(1160px,calc(100% - 48px));margin:auto}
.header{position:absolute;z-index:10;left:0;right:0;top:0;color:#fff}
.header-inner{height:88px;display:flex;align-items:center;justify-content:space-between}
.logo{font-weight:800;letter-spacing:.06em;font-size:18px}
.logo small{display:block;font-size:9px;letter-spacing:.18em;opacity:.62;margin-top:-4px}
.nav{display:flex;align-items:center;gap:30px;font-size:13px}
.nav a{opacity:.88;transition:.2s}
.nav a:hover{opacity:1}
.nav .contact{border:1px solid rgba(255,255,255,.45);padding:9px 18px}
.hero{position:relative;min-height:720px;overflow:hidden;background:
 radial-gradient(circle at 78% 35%,rgba(58,167,216,.20),transparent 28%),
 linear-gradient(120deg,#071726 0%,#0b2138 48%,#102e49 100%);color:#fff}
.hero:before{content:"";position:absolute;inset:0;opacity:.25;background-image:
 linear-gradient(rgba(255,255,255,.08) 1px,transparent 1px),
 linear-gradient(90deg,rgba(255,255,255,.08) 1px,transparent 1px);
 background-size:56px 56px;transform:perspective(700px) rotateX(58deg) scale(1.4);transform-origin:center bottom}
.hero:after{content:"";position:absolute;width:700px;height:700px;right:-240px;top:-130px;border:1px solid rgba(255,255,255,.10);border-radius:50%;box-shadow:0 0 0 90px rgba(255,255,255,.025),0 0 0 180px rgba(255,255,255,.018)}
.hero-content{position:relative;z-index:2;min-height:720px;display:flex;align-items:center}
.hero-copy{width:56%;padding-top:55px}
.kicker{font-size:11px;letter-spacing:.28em;color:#8dc9e8;margin-bottom:22px;font-weight:700}
.hero h1{font-size:clamp(34px,4.4vw,62px);line-height:1.2;letter-spacing:.04em;margin:0 0 24px;font-weight:700}
.hero h1 span{display:block;font-size:.48em;letter-spacing:.16em;color:rgba(255,255,255,.64);margin-top:16px;font-weight:500}
.hero p{font-size:15px;color:rgba(255,255,255,.72);max-width:610px}
.hero-visual{position:absolute;right:3%;top:50%;transform:translateY(-45%);width:42%;height:420px}
.node{position:absolute;width:12px;height:12px;border:2px solid #76c8e9;border-radius:50%;background:#0c2943;box-shadow:0 0 18px rgba(83,196,235,.45)}
.n1{right:68%;top:30%}.n2{right:37%;top:17%}.n3{right:12%;top:37%}.n4{right:49%;top:62%}.n5{right:20%;top:76%}
.line{position:absolute;height:1px;background:linear-gradient(90deg,transparent,rgba(111,202,234,.7),transparent);transform-origin:left center}
.l1{width:260px;right:31%;top:29%;transform:rotate(-16deg)}.l2{width:210px;right:15%;top:30%;transform:rotate(35deg)}.l3{width:250px;right:29%;top:47%;transform:rotate(35deg)}.l4{width:180px;right:30%;top:64%;transform:rotate(-24deg)}
.core{position:absolute;right:37%;top:38%;width:100px;height:100px;border:1px solid rgba(126,214,241,.55);display:grid;place-items:center;transform:rotate(45deg);background:rgba(17,56,82,.4)}
.core:after{content:"";width:44px;height:44px;border:1px solid rgba(255,255,255,.5);background:rgba(62,160,207,.12)}
.hero-bottom{position:absolute;bottom:0;left:0;right:0;z-index:3;border-top:1px solid rgba(255,255,255,.13);background:rgba(5,19,31,.48);backdrop-filter:blur(8px)}
.trustbar{display:grid;grid-template-columns:repeat(3,1fr);min-height:92px}
.trustbar div{padding:20px 28px;border-right:1px solid rgba(255,255,255,.10)}
.trustbar div:last-child{border:0}
.trustbar b{display:block;font-size:12px;letter-spacing:.16em}.trustbar span{font-size:11px;color:rgba(255,255,255,.5)}
.section{padding:105px 0}.section.gray{background:var(--paper)}.section.dark{background:var(--navy);color:#fff}
.section-head{display:flex;justify-content:space-between;align-items:end;margin-bottom:50px;gap:30px}
.eyebrow{font-size:11px;letter-spacing:.25em;color:var(--blue);font-weight:800}
.section.dark .eyebrow{color:#75c6e5}
h2{font-size:36px;line-height:1.3;margin:8px 0 0;letter-spacing:.03em}
.section-head p{max-width:510px;color:var(--muted);font-size:13px;margin:0}
.section.dark .section-head p{color:rgba(255,255,255,.55)}
.services{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.service{background:#fff;padding:42px 34px;min-height:280px;position:relative}
.service .num{font-size:12px;color:#8a98a5;letter-spacing:.16em}
.service .icon{width:52px;height:52px;border:1px solid #b9c8d3;margin:28px 0 20px;position:relative}
.icon:before,.icon:after{content:"";position:absolute;background:var(--blue)}
.i1:before{width:28px;height:1px;left:11px;top:17px}.i1:after{width:18px;height:1px;left:11px;top:28px}
.i2:before{width:25px;height:25px;border:1px solid var(--blue);background:none;left:13px;top:13px}.i2:after{width:1px;height:35px;left:25px;top:8px}
.i3:before{width:28px;height:1px;left:11px;top:25px}.i3:after{width:1px;height:28px;left:25px;top:11px}
.service h3{font-size:19px;margin:0 0 9px}.service p{font-size:12px;color:var(--muted);margin:0}
.service em{position:absolute;right:25px;bottom:22px;font-style:normal;font-size:10px;letter-spacing:.15em;color:#a6b1ba}
.security-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:70px;align-items:center}
.security-copy p{color:rgba(255,255,255,.63);font-size:14px}
.security-panel{border:1px solid rgba(117,198,229,.35);background:linear-gradient(145deg,rgba(23,105,170,.22),rgba(255,255,255,.025));padding:38px;min-height:300px;position:relative}
.shield{width:70px;height:82px;border:1px solid #77c9e9;clip-path:polygon(50% 0,92% 16%,84% 70%,50% 100%,16% 70%,8% 16%);margin-bottom:25px;position:relative}
.shield:after{content:"";position:absolute;left:24px;top:25px;width:20px;height:10px;border-left:2px solid #77c9e9;border-bottom:2px solid #77c9e9;transform:rotate(-45deg)}
.badge{display:inline-block;border:1px solid rgba(117,198,229,.6);padding:7px 12px;font-size:11px;letter-spacing:.12em;color:#a9def0}
.security-panel h3{font-size:22px;margin:17px 0 8px}.security-panel p{font-size:12px;color:rgba(255,255,255,.55);margin:0}
.company{display:grid;grid-template-columns:.75fr 1.25fr;gap:90px;align-items:start}
.year{font-size:clamp(90px,12vw,160px);font-weight:800;line-height:.8;color:#dfe6eb;letter-spacing:-.06em}
.company-lead{font-size:18px;margin:0 0 30px}.company table{width:100%;border-collapse:collapse;font-size:13px}.company th,.company td{text-align:left;padding:16px 0;border-bottom:1px solid var(--line)}.company th{width:27%;color:#71808c;font-weight:500}
.cta{padding:72px 0;background:linear-gradient(110deg,#0a1e31,#123956);color:#fff}.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:30px}.cta h2{font-size:30px}.cta p{color:rgba(255,255,255,.58);font-size:13px}.cta a{border:1px solid rgba(255,255,255,.55);padding:14px 28px;font-size:12px;letter-spacing:.14em;white-space:nowrap}
.footer{background:#071624;color:#fff;padding:45px 0 28px}.footer-top{display:flex;justify-content:space-between;gap:30px}.footer p{font-size:11px;color:rgba(255,255,255,.42)}.footer-nav{display:flex;gap:25px;font-size:11px;color:rgba(255,255,255,.62)}.copyright{margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.08);font-size:10px;color:rgba(255,255,255,.3)}
@media(max-width:800px){
 .container{width:min(100% - 32px,680px)}
 .nav{display:none}.hero{min-height:680px}.hero-content{min-height:680px}.hero-copy{width:100%;padding-top:20px}.hero-visual{opacity:.45;right:-20%;width:90%}
 .trustbar{grid-template-columns:1fr}.trustbar div{border-right:0;border-bottom:1px solid rgba(255,255,255,.1);padding:12px 18px;min-height:58px}
 .section{padding:75px 0}.section-head,.cta-inner,.footer-top{display:block}.section-head p{margin-top:18px}
 .services,.security-grid,.company{grid-template-columns:1fr}.security-grid{gap:35px}.company{gap:45px}
 .year{font-size:100px}.service{min-height:240px}
}

/* migrated content */
.page-hero{position:relative;overflow:hidden;background:linear-gradient(120deg,#071726,#102e49);color:#fff;padding:145px 0 95px}
.page-hero:before{content:"";position:absolute;inset:0;opacity:.22;background-image:linear-gradient(rgba(255,255,255,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.08) 1px,transparent 1px);background-size:56px 56px;transform:perspective(700px) rotateX(55deg) scale(1.4);transform-origin:center bottom}
.page-hero .container{position:relative;z-index:2}
.page-hero h1{font-size:clamp(38px,5vw,58px);margin:10px 0 0}
.page-hero p{color:rgba(255,255,255,.62);font-size:13px;max-width:680px}
.content-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.info-card{background:#fff;border:1px solid var(--line);padding:30px}
.info-card h3{font-size:19px;margin:0 0 18px}
.service-detail{display:grid;grid-template-columns:180px 1fr;gap:42px;padding:46px 0;border-bottom:1px solid var(--line)}
.service-detail:last-child{border-bottom:0}
.service-index{font-size:12px;letter-spacing:.15em;color:#8a98a5}
.service-detail h3{font-size:24px;margin:0 0 10px}.service-detail p{font-size:13px;color:var(--muted);margin:0 0 14px}
.tags{display:flex;flex-wrap:wrap;gap:7px}.tag{border:1px solid #d5dee5;padding:5px 10px;font-size:11px;color:#60707d}
.timeline{border-left:1px solid #cbd6de;margin:20px 0 0 10px;padding-left:35px}.timeline-item{position:relative;padding:0 0 30px}.timeline-item:before{content:"";position:absolute;left:-41px;top:8px;width:10px;height:10px;border:2px solid var(--blue);border-radius:50%;background:#fff}.timeline-year{font-size:20px;font-weight:700;color:var(--blue)}.timeline-item p{font-size:13px;color:var(--muted);margin:3px 0 0}
.notice{padding:18px 20px;background:#f0f5f8;border-left:3px solid var(--blue);font-size:12px;color:#586976}
@media(max-width:800px){.content-grid{grid-template-columns:1fr}.service-detail{grid-template-columns:1fr;gap:12px}}

.new-label{display:inline-block;margin-right:8px;padding:2px 6px;background:#1769aa;color:#fff;font-size:9px;letter-spacing:.12em;line-height:1.5;vertical-align:middle}.new-label.large{position:absolute;right:24px;top:22px;font-size:10px}.official-logo-box{min-height:300px}.security-logo-placeholder{width:230px;height:135px;border:2px solid #1769aa;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#1769aa;margin-bottom:18px}.security-logo-placeholder strong{font-size:18px;letter-spacing:.08em}.security-logo-placeholder b{font-size:32px;line-height:1}.security-logo-placeholder span{font-size:10px;letter-spacing:.08em}.official-logo-box>p{font-size:11px;color:#7a8893;margin:0}.policy-card{background:#fff;border:1px solid var(--line);padding:48px 55px;max-width:900px;margin:auto}.policy-card h3{font-size:17px;margin:28px 0 5px}.policy-card p{font-size:13px;color:#586976;margin:0}.policy-sign{margin-top:40px;padding-top:25px;border-top:1px solid var(--line);font-size:13px;line-height:2.1}@media(max-width:800px){.policy-card{padding:30px 22px}.security-logo-placeholder{width:200px}}

/* SECURITY ACTION official logo / hero subtitle */
.hero h1 .hero-subtitle{white-space:nowrap}
.security-action-logo{display:block;width:min(260px,100%);height:auto;margin:0 auto 18px}
.official-logo-box{display:flex;flex-direction:column;align-items:center;justify-content:center}
.official-logo-box .new-label{align-self:flex-end}