:root{--navy:#1e3a5f;--blue:#4da8ff;--white:#fff;--silver:#e9eef5;--text:#1f2937;--muted:#667085;--line:#1e3a5f24;--shadow:0 18px 45px #1e3a5f1f}*{box-sizing:border-box}html{scroll-behavior:smooth}body{color:var(--text);background:var(--white);margin:0;font-family:Noto Sans JP,Yu Gothic,Hiragino Kaku Gothic ProN,Meiryo,sans-serif;line-height:1.8}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}main{width:100%}.header{z-index:100;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);background:#ffffffeb;position:sticky;top:0}.header-inner{justify-content:space-between;align-items:center;width:min(1120px,100% - 40px);height:76px;margin:0 auto;display:flex}.logo{letter-spacing:.04em;color:var(--navy);align-items:center;font-size:24px;font-weight:800;display:flex}.logo img{object-fit:contain;width:60px;height:60px}.logo span{color:var(--blue)}.logo-header{gap:10px;font-weight:700}.nav{align-items:center;gap:28px;font-size:14px;font-weight:700;display:flex}.nav a{color:var(--navy)}.nav a:hover{color:var(--blue)}.nav .contact-link{color:var(--white);background:var(--navy);border-radius:999px;padding:10px 18px}.nav .contact-link:hover{color:var(--white);background:var(--blue)}.menu-button{color:var(--navy);background:0 0;border:none;font-size:26px;display:none}.hero{background:linear-gradient(135deg, var(--navy) 0%, #244a7a 58%, #2f6ca0 100%);color:var(--white);position:relative;overflow:hidden}.hero:before{content:"";background:radial-gradient(circle,#4da8ff6b,#4da8ff00);border-radius:50%;width:540px;height:540px;position:absolute;top:-170px;right:-140px}.hero:after{content:"";opacity:.35;background-image:linear-gradient(#ffffff14 1px,#0000 1px),linear-gradient(90deg,#ffffff14 1px,#0000 1px);background-size:64px 64px;position:absolute;inset:0}.hero-inner{z-index:1;grid-template-columns:1.15fr .85fr;align-items:center;gap:60px;width:min(1120px,100% - 40px);min-height:560px;margin:0 auto;padding:80px 0;display:grid;position:relative}.eyebrow{color:var(--blue);letter-spacing:.14em;text-transform:uppercase;font-size:13px;font-weight:800}.hero h1{letter-spacing:.02em;margin:18px 0 24px;font-size:clamp(42px,6vw,78px);line-height:1.12}.hero p{color:#ffffffe0;max-width:620px;font-size:17px}.hero-actions{flex-wrap:wrap;gap:14px;margin-top:34px;display:flex}.hero-card{background:#ffffff1c;border:1px solid #ffffff38;border-radius:28px;padding:34px;box-shadow:0 24px 70px #00000029}.hero-card .number{color:var(--blue);font-size:56px;font-weight:900;line-height:1}.hero-card p{margin-bottom:0;font-size:15px}.page-hero{background:linear-gradient(135deg, var(--navy), #315c8c);color:var(--white);padding:92px 0 76px}.container{width:min(1120px,100% - 40px);margin:0 auto}.page-hero h1{margin:10px 0 12px;font-size:clamp(34px,5vw,58px)}.page-hero p{color:#ffffffdb;max-width:720px}.section{padding:96px 0}.section.silver{background:var(--silver)}.section-head{margin-bottom:44px}.section-head h2{color:var(--navy);margin:8px 0 14px;font-size:clamp(30px,4vw,46px);line-height:1.25}.section-head p{max-width:760px;color:var(--muted)}.button{border-radius:999px;justify-content:center;align-items:center;min-width:170px;padding:14px 24px;font-weight:800;transition:all .2s;display:inline-flex}.button.primary{background:var(--blue);color:var(--white)}.button.primary:hover{transform:translateY(-2px);box-shadow:0 12px 30px #4da8ff59}.button.secondary{color:var(--white);border:1px solid #ffffff6b}.button.secondary:hover{background:#ffffff1f}.grid{grid-template-columns:repeat(3,1fr);gap:24px;display:grid}.card{background:var(--white);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:22px;padding:30px}.card h3{color:var(--navy);margin:0 0 12px;font-size:21px}.card p{color:var(--muted);margin:0}.icon{background:linear-gradient(135deg, var(--blue), #8bc8ff);width:52px;height:52px;color:var(--white);border-radius:16px;place-items:center;margin-bottom:18px;font-weight:900;display:grid}.two-col{grid-template-columns:.9fr 1.1fr;align-items:center;gap:56px;display:grid}.panel{background:linear-gradient(135deg, var(--navy), #2c5e8f);color:var(--white);box-shadow:var(--shadow);border-radius:28px;padding:42px}.panel h3{margin-top:0;font-size:28px}.panel p{color:#ffffffdb}.list{gap:16px;display:grid}.list-item{border-left:4px solid var(--blue);background:var(--white);border-radius:12px;padding:18px 20px;box-shadow:0 8px 24px #1e3a5f14}.company-table{border-collapse:collapse;background:var(--white);width:100%;box-shadow:var(--shadow);border-radius:18px;overflow:hidden}.company-table th,.company-table td{border-bottom:1px solid var(--line);text-align:left;padding:18px 22px}.company-table th{width:28%;color:var(--navy);background:#f7faff}.company-table tr:last-child th,.company-table tr:last-child td{border-bottom:none}.service-grid{grid-template-columns:repeat(2,1fr);gap:24px;display:grid}.service-card{background:var(--white);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:24px;padding:30px}.service-top{justify-content:space-between;align-items:center;gap:16px;margin-bottom:18px;display:flex}.service-top .icon{flex:none;margin-bottom:0}.service-price{color:var(--navy);white-space:nowrap;background:#f0f7ff;border:1px solid #4da8ff59;border-radius:999px;justify-content:center;align-items:center;padding:8px 14px;font-size:13px;font-weight:900;display:inline-flex}.service-card h3{color:var(--navy);margin:0 0 12px;font-size:23px}.service-card p{color:var(--muted);margin:0 0 20px}.service-detail{border-top:1px solid var(--line);padding-top:18px}.service-detail strong{color:var(--navy);margin-bottom:10px;font-size:15px;display:block}.service-detail ul{color:var(--muted);margin:0;padding-left:1.2em}.service-detail li{margin:4px 0}.faq-list{gap:16px;display:grid}.faq-item{background:var(--white);border:1px solid var(--line);border-radius:18px;overflow:hidden}.faq-question{text-align:left;width:100%;color:var(--navy);cursor:pointer;background:0 0;border:none;justify-content:space-between;gap:20px;padding:22px 24px;font-size:16px;font-weight:800;display:flex}.faq-answer{color:var(--muted);padding:0 24px 22px;display:none}.faq-item.open .faq-answer{display:block}.faq-item.open .plus{transform:rotate(45deg)}.plus{color:var(--blue);font-size:22px;transition:all .2s}.contact-box{background:var(--navy);color:var(--white);border-radius:30px;grid-template-columns:1fr auto;align-items:center;gap:30px;padding:52px;display:grid}.contact-box p{color:#ffffffd1}.form{gap:18px;display:grid}.form label{color:var(--navy);font-weight:800}.form input,.form textarea,.form select{border:1px solid var(--line);width:100%;font:inherit;border-radius:12px;padding:14px 16px}.form textarea{resize:vertical;min-height:160px}.form button{cursor:pointer;border:none}.note{color:var(--muted);font-size:14px}.footer{color:#ffffffc7;background:#12263f;width:100%;padding:48px 0 24px}.footer-inner{flex-wrap:wrap;justify-content:space-between;gap:32px;display:flex}.footer .logo{color:var(--white)}.footer-nav{flex-wrap:wrap;gap:20px;font-size:14px;display:flex}.copy{border-top:1px solid #ffffff1f;margin-top:36px;padding-top:22px;font-size:13px}.fade-in{opacity:0;transition:all .7s;transform:translateY(18px)}.fade-in.visible{opacity:1;transform:translateY(0)}@media (width<=860px){.header-inner{height:68px}.menu-button{display:block}.nav{background:var(--white);border-bottom:1px solid var(--line);flex-direction:column;align-items:flex-start;gap:0;padding:20px;display:none;position:fixed;top:68px;left:0;right:0}.nav.open{display:flex}.nav a{width:100%;padding:12px 0}.nav .contact-link{text-align:center;margin-top:10px}.hero-inner,.two-col{grid-template-columns:1fr}.hero-inner{min-height:auto;padding:72px 0}.grid,.service-grid{grid-template-columns:1fr}.section{padding:72px 0}.contact-box{grid-template-columns:1fr;padding:34px}.company-table th,.company-table td{width:100%;display:block}.company-table th{border-bottom:none;padding-bottom:8px}.company-table td{padding-top:8px}.service-top{flex-direction:column;align-items:flex-start}.service-price{white-space:normal}}