:root{--navy:#082A59;--navy2:#041A39;--blue:#1AA7E8;--ink:#172130;--muted:#637181;--surface:#F4F9FD;--line:#DCE7F0;--white:#fff;--radius:22px;--container:1180px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);font-family:"Noto Sans JP","Yu Gothic","Hiragino Kaku Gothic ProN",system-ui,sans-serif;line-height:1.8;background:#fff}img{max-width:100%;height:auto}a{text-decoration:none;color:inherit}.container{width:min(calc(100% - 40px),var(--container));margin:auto}
.site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.95);backdrop-filter:blur(14px);border-bottom:1px solid rgba(8,42,89,.08)}.header-inner{min-height:84px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand img{width:220px;display:block}.global-nav{display:flex;align-items:center;gap:6px}.global-nav a{padding:12px 14px;border-radius:999px;text-align:center}.global-nav a:hover,.global-nav a.active{background:var(--surface)}.global-nav strong{display:block;font-size:.8rem}.global-nav small{display:block;font-size:.62rem;color:var(--muted)}.global-nav .nav-contact{color:#fff;background:linear-gradient(135deg,var(--navy),var(--blue));min-width:132px}.global-nav .nav-contact small{color:rgba(255,255,255,.8)}.menu-button{display:none;border:0;background:none}.menu-button span{display:block;width:28px;height:2px;background:var(--navy);margin:6px}
.hero{min-height:700px;display:grid;align-items:center;position:relative;overflow:hidden;background:linear-gradient(90deg,rgba(255,255,255,.99),rgba(255,255,255,.9) 38%,rgba(255,255,255,.14) 72%),url("hero.svg") center/cover no-repeat}.hero-content{padding:110px 0;position:relative;z-index:2}.eyebrow,.section-kicker{margin:0 0 10px;color:#0D87D2;font-weight:800;letter-spacing:.18em;font-size:.78rem}.hero h1{margin:0 0 24px;color:var(--navy2);font-family:"Yu Mincho","Hiragino Mincho ProN",serif;font-size:clamp(2.9rem,5.6vw,5.5rem);line-height:1.28}.hero-lead{margin:0 0 34px;font-size:1.12rem;font-weight:600}.button{display:inline-flex;align-items:center;gap:14px;min-height:56px;padding:0 28px;border-radius:999px;font-weight:800}.button-primary{color:#fff;background:linear-gradient(135deg,var(--navy),var(--blue))}.section{padding:105px 0}.soft{background:var(--surface)}.section-heading{text-align:center;margin-bottom:54px}.section-heading h2,.split-copy h2,.page-hero h1{margin:0;color:var(--navy2);font-size:clamp(2rem,3.5vw,3.2rem)}.title-line{width:54px;height:3px;margin:18px 0 28px;background:linear-gradient(90deg,#0D87D2,#7CD7FB)}.title-line.centered{margin-inline:auto}.split{display:grid;grid-template-columns:1fr 1fr;gap:76px;align-items:center}.split-copy p{color:var(--muted)}
.cards-3{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}.card{padding:36px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:0 8px 30px rgba(8,42,89,.06)}.icon{width:72px;height:72px;display:grid;place-items:center;margin-bottom:22px;border-radius:50%;background:linear-gradient(145deg,#EEF8FF,#D8F0FF)}.icon img{width:42px}.card h3{margin:0 0 12px;color:var(--navy2)}.card p{margin:0;color:var(--muted)}
.dark-section{padding:96px 0;color:#fff;background:linear-gradient(115deg,var(--navy2),#124579 70%,#075B9D)}.dark-section h2{color:#fff}.dark-section p{color:rgba(255,255,255,.82)}.flow{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;gap:14px;align-items:center}.flow-box{padding:22px;border:1px solid rgba(255,255,255,.35);border-radius:18px;text-align:center;background:rgba(255,255,255,.06)}.flow-box span{display:block;font-size:.82rem;color:rgba(255,255,255,.72)}.flow-arrow{color:#8FD9FF;font-size:1.5rem}
.features{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border-radius:var(--radius);overflow:hidden}.feature{background:#fff;padding:34px 28px}.feature-number{font-size:2.3rem;font-weight:900;color:rgba(13,135,210,.23)}.feature h3{margin:4px 0 10px;color:var(--navy2)}.feature p{margin:0;color:var(--muted)}
.company-table{margin:0;border-top:2px solid var(--navy)}.company-table div{display:grid;grid-template-columns:160px 1fr;border-bottom:1px solid var(--line)}.company-table dt,.company-table dd{margin:0;padding:20px}.company-table dt{font-weight:800;color:var(--navy);background:var(--surface)}
.contact-section{padding:100px 0;color:#fff;background:linear-gradient(125deg,var(--navy2),#074F8D)}.contact-section h2{color:#fff}.contact-form{padding:38px;background:#fff;color:var(--ink);border-radius:var(--radius)}.form-row{display:grid;gap:7px;margin-bottom:18px}.form-row label{font-weight:800}.form-row input,.form-row textarea{padding:13px 14px;border:1px solid var(--line);border-radius:10px}.privacy-check{display:flex;gap:8px;align-items:center;margin:8px 0 20px}.privacy-check a{color:#0D87D2;text-decoration:underline}.page-hero{padding:90px 0;background:linear-gradient(120deg,#fff,var(--surface));border-bottom:1px solid var(--line)}.page-content{max-width:900px}.page-content h2{margin-top:44px;color:var(--navy2)}
.site-footer{color:rgba(255,255,255,.78);background:#041831}.footer-main{display:grid;grid-template-columns:1.2fr 2fr;gap:60px;padding:62px 0 40px}.footer-brand img{width:220px}.footer-nav{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}.footer-nav a{color:#fff;font-size:.78rem;font-weight:800}.footer-nav small{display:block;color:rgba(255,255,255,.55)}.footer-bottom{display:flex;justify-content:space-between;gap:20px;padding:22px 0 28px;border-top:1px solid rgba(255,255,255,.14);font-size:.78rem}.reveal{opacity:0;transform:translateY(24px);transition:.7s}.reveal.is-visible{opacity:1;transform:none}
@media(max-width:980px){.menu-button{display:block}.global-nav{position:fixed;inset:84px 0 auto;display:grid;padding:18px;background:#fff;transform:translateY(-130%);transition:.3s}.global-nav.is-open{transform:none}.split{grid-template-columns:1fr}.cards-3{grid-template-columns:1fr}.features{grid-template-columns:repeat(2,1fr)}.flow{grid-template-columns:1fr}.flow-arrow{transform:rotate(90deg);text-align:center}.footer-main{grid-template-columns:1fr}.footer-nav{grid-template-columns:repeat(3,1fr)}}
@media(max-width:640px){.container{width:min(calc(100% - 28px),var(--container))}.brand img{width:176px}.hero{min-height:620px;background-position:65% center}.hero h1{font-size:2.6rem}.section,.contact-section{padding:78px 0}.features{grid-template-columns:1fr}.company-table div{grid-template-columns:110px 1fr}.company-table dt,.company-table dd{padding:15px 12px}.footer-nav{grid-template-columns:repeat(2,1fr)}.footer-bottom{flex-direction:column}}