*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--navy: #0d2b4e;--blue: #1a4a8a;--accent: #e8602c;--accent-light: #ff7a40;--gold: #c8972a;--text: #1a1a1a;--text-secondary: #555;--bg: #fff;--bg-light: #f7f9fc;--bg-dark: #0d2b4e;--border: #e0e6ef;--radius: 10px;--shadow: 0 4px 24px rgba(13,43,78,.1)}html{scroll-behavior:smooth}body{font-family:Noto Sans JP,sans-serif;color:var(--text);background:var(--bg);line-height:1.7}header{position:fixed;top:0;left:0;right:0;z-index:100;background:#fff;border-bottom:1px solid var(--border);box-shadow:0 2px 12px #0000000f}.header-inner{max-width:1160px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;padding:0 24px;height:68px}.logo{font-size:1.15rem;font-weight:700;color:var(--navy);text-decoration:none;letter-spacing:.04em}.logo span{color:var(--accent)}nav{display:flex;align-items:center;gap:32px}nav a{text-decoration:none;color:var(--text);font-size:.875rem;font-weight:500;transition:color .2s}nav a:hover,nav a.active{color:var(--accent)}.btn{display:inline-block;text-decoration:none;border:none;cursor:pointer;font-family:inherit;font-weight:700;border-radius:6px;transition:.2s}.btn-primary{background:var(--accent);color:#fff;padding:11px 24px;font-size:.9rem}.btn-primary:hover{background:var(--accent-light);transform:translateY(-1px);box-shadow:0 4px 16px #e8602c59}.btn-outline{background:transparent;color:var(--navy);border:2px solid var(--navy);padding:10px 22px;font-size:.9rem}.btn-outline:hover{background:var(--navy);color:#fff}.btn-white{background:#fff;color:var(--accent);padding:14px 32px;font-size:1rem;font-weight:700;text-decoration:none;display:inline-block;border-radius:6px;transition:.2s}.btn-white:hover{background:#f0f0f0}.btn-white-outline{background:transparent;color:#fff;border:2px solid #fff;padding:13px 28px;font-size:1rem;font-weight:700;text-decoration:none;display:inline-block;border-radius:6px;transition:.2s}.btn-white-outline:hover{background:#ffffff26}section{padding:88px 24px}.container{max-width:1100px;margin:0 auto}.section-label{font-size:.78rem;font-weight:700;letter-spacing:.14em;color:var(--accent);text-transform:uppercase;margin-bottom:12px}.section-title{font-size:clamp(1.5rem,3vw,2.2rem);font-weight:900;color:var(--navy);line-height:1.35;margin-bottom:20px}.section-sub{font-size:.95rem;color:var(--text-secondary);max-width:600px}.page-hero{margin-top:68px;background:linear-gradient(135deg,var(--navy) 0%,#1a4a8a 100%);padding:72px 24px;text-align:center}.page-hero .label{font-size:.78rem;font-weight:700;letter-spacing:.14em;color:#f0c040;margin-bottom:12px}.page-hero h1{font-size:clamp(1.8rem,4vw,2.8rem);font-weight:900;color:#fff;margin-bottom:16px}.page-hero p{color:#ffffffbf;font-size:1rem}footer{background:#0a1f38;color:#ffffffa6;padding:56px 24px 32px}.footer-inner{max-width:1100px;margin:0 auto}.footer-top{display:flex;justify-content:space-between;align-items:flex-start;gap:48px;flex-wrap:wrap;margin-bottom:48px}.footer-brand p{font-size:.82rem;margin-top:12px;line-height:1.75}.footer-nav h4{font-size:.82rem;font-weight:700;color:#fff;letter-spacing:.08em;margin-bottom:16px}.footer-nav a{display:block;font-size:.82rem;color:#fff9;text-decoration:none;margin-bottom:8px;transition:color .2s}.footer-nav a:hover{color:#fff}.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:24px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px}.footer-bottom p,.footer-bottom a{font-size:.78rem;color:#ffffff80;text-decoration:none}.footer-bottom a:hover{color:#fff}.faq-list{display:flex;flex-direction:column;gap:12px}details{border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}summary{padding:18px 24px;font-weight:700;font-size:.95rem;color:var(--navy);cursor:pointer;display:flex;justify-content:space-between;align-items:center;list-style:none}summary::-webkit-details-marker{display:none}summary:after{content:"+";font-size:1.2rem;color:var(--accent);transition:transform .2s}details[open] summary:after{transform:rotate(45deg)}.faq-ans{padding:0 24px 18px;font-size:.9rem;color:var(--text-secondary);line-height:1.8;display:flex;gap:12px}.faq-q{font-weight:900;color:var(--accent);flex-shrink:0}@media (max-width: 768px){nav{display:none}.footer-top{flex-direction:column;gap:32px}}