*{box-sizing:border-box}
body{margin:0;font-family:"Yu Gothic","Hiragino Kaku Gothic ProN","Meiryo",sans-serif;color:#1e293b;background:#fff;line-height:1.8}
a{text-decoration:none;color:inherit}
img{display:block;max-width:100%}
.container{width:min(1120px,calc(100% - 40px));margin:0 auto}
header{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.94);backdrop-filter:blur(12px);border-bottom:1px solid #e5e7eb}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:16px 0}
nav ul{list-style:none;display:flex;gap:24px;margin:0;padding:0;font-size:14px;color:#334155}
nav a:hover{color:#2b3f66}
section{padding:80px 0}
.eyebrow{display:inline-block;margin-bottom:14px;font-size:12px;font-weight:700;letter-spacing:.22em;text-transform:uppercase;color:#2b3f66}
.section-title{margin:0 0 18px;font-size:clamp(28px,3.6vw,44px);line-height:1.25;color:#0f172a}
.lead{font-size:16px;color:#475569}
.btn-row{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}
.btn{display:inline-block;padding:14px 22px;border-radius:14px;font-size:14px;font-weight:700;transition:.2s ease}
.btn-primary{background:#2b3f66;color:#fff}
.btn-primary:hover{transform:translateY(-1px);opacity:.95}
.btn-secondary{background:#fff;border:1px solid #cbd5e1;color:#2b3f66}
.btn-secondary:hover{border-color:#2b3f66}
.hero{position:relative;overflow:hidden;padding:0;background:#10213d}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(16,33,61,.94) 0%,rgba(16,33,61,.84) 44%,rgba(16,33,61,.36) 100%);z-index:1}
.hero-media{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.5}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:36px;align-items:center;min-height:660px;padding:90px 0}
.hero-copy{color:#fff;max-width:640px}
.hero-copy .eyebrow{color:#bfdbfe}
.hero-copy h1{margin:0 0 22px;font-size:clamp(38px,5.7vw,72px);line-height:1.08;letter-spacing:.01em}
.hero-copy p{margin:0;color:rgba(255,255,255,.86);font-size:18px}
.hero-tags{display:flex;gap:10px;flex-wrap:wrap;margin:0 0 18px}
.hero-tags span{padding:7px 12px;border-radius:999px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.18);font-size:12px;font-weight:700;color:#fff}
.hero-card{padding:28px;border-radius:28px;background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.14);backdrop-filter:blur(8px);box-shadow:0 20px 50px rgba(15,23,42,.25)}
.hero-card h2{margin:0 0 14px;font-size:28px;line-height:1.45;color:#fff}
.hero-card p{margin:0;color:rgba(255,255,255,.82);font-size:15px}
.hero-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:22px}
.hero-step{padding:18px;border-radius:18px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12)}
.hero-step small{display:block;margin-bottom:8px;font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:#bfdbfe;font-weight:700}
.hero-step strong{display:block;color:#fff;font-size:15px;line-height:1.6}
.bg-soft{background:linear-gradient(180deg,#f8fafc 0%,#eef2ff 100%)}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:center}
.photo-card{overflow:hidden;border-radius:28px;box-shadow:0 18px 42px rgba(15,23,42,.10);background:#fff}
.photo-card img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{padding:28px;border-radius:24px;background:#fff;border:1px solid #e2e8f0;box-shadow:0 8px 24px rgba(15,23,42,.04)}
.card-label{display:inline-block;margin-bottom:14px;padding:6px 12px;border-radius:999px;background:#eef2ff;color:#2b3f66;font-size:12px;font-weight:700}
.card h3{margin:0 0 12px;font-size:22px;line-height:1.45;color:#0f172a}
.card p{margin:0;color:#475569;font-size:15px}
.service-note{margin-top:26px;padding:24px 26px;border-radius:22px;background:#fff;border:1px solid #dbe4f0;box-shadow:0 8px 24px rgba(15,23,42,.04)}
.service-note strong{display:block;margin-bottom:8px;font-size:13px;letter-spacing:.18em;text-transform:uppercase;color:#2b3f66}
.service-note p{margin:0;color:#334155}
.concept{background:#2b3f66;color:#fff}
.concept .eyebrow{color:#bfdbfe}
.concept .section-title{color:#fff}
.concept p{color:rgba(255,255,255,.84)}
.strengths{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:26px}
.strength{padding:16px 18px;border-radius:18px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);font-size:14px;color:#e2e8f0}
.company-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:34px;align-items:start}
.company-box{overflow:hidden;border:1px solid #e2e8f0;border-radius:28px;background:#fff;box-shadow:0 8px 24px rgba(15,23,42,.04)}
.company-row{display:grid;grid-template-columns:190px 1fr}
.company-row dt,.company-row dd{padding:18px 22px;border-bottom:1px solid #e2e8f0}
.company-row:last-child dt,.company-row:last-child dd{border-bottom:none}
.company-row dt{background:#f8fafc;font-weight:700;color:#334155}
.company-row dd{margin:0;color:#475569}
.cta-box{padding:34px;border-radius:30px;background:linear-gradient(135deg,#2b3f66,#1e293b);color:#fff;box-shadow:0 18px 42px rgba(43,63,102,.24)}
.cta-box h3{margin:0 0 10px;font-size:clamp(28px,3.2vw,40px);line-height:1.35}
.cta-box p{margin:0;color:rgba(255,255,255,.82)}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px;margin-top:28px}
.contact-card{padding:28px;border-radius:24px;border:1px solid #e2e8f0;background:#fff;box-shadow:0 8px 24px rgba(15,23,42,.04)}
.contact-item+.contact-item{margin-top:18px}
.contact-item small{display:block;margin-bottom:6px;font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:#64748b;font-weight:700}
.contact-item p,.contact-item a{margin:0;color:#334155}
footer{padding:28px 0;border-top:1px solid #e2e8f0;background:#f8fafc;color:#64748b;font-size:14px}
.footer-inner{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
@media (max-width:900px){
 nav{display:none}
 .hero-inner,.grid-2,.cards,.company-wrap,.contact-grid,.strengths,.hero-steps{grid-template-columns:1fr}
 .hero{padding:0}
 .hero-inner{min-height:auto;padding:74px 0}
 .company-row{grid-template-columns:1fr}
 .hero-card h2{font-size:24px}
}