*{box-sizing:border-box}
body{margin:0;color:#111;background:#f7f8f9;font-family:Inter,-apple-system,BlinkMacSystemFont,"Noto Sans JP",sans-serif;line-height:1.85}
a{color:inherit}
.faq-header{position:fixed;top:0;left:0;right:0;z-index:20;min-height:80px;display:flex;align-items:center;justify-content:space-between;gap:24px;padding:18px 6vw;background:#fff;border-bottom:1px solid rgba(0,0,0,.08)}
.faq-header img{width:173px;height:auto;display:block}
.faq-nav{display:flex;gap:28px;align-items:center;font-size:13px;font-weight:800;letter-spacing:.03em;flex-wrap:wrap;justify-content:flex-end}
.faq-nav a{text-decoration:none;white-space:nowrap}
.faq-shell{padding:150px 6vw 96px}
.faq-inner{max-width:1040px;margin:0 auto}
.breadcrumb{margin:0 0 44px;color:#687680;font-size:13px;font-weight:700}
.breadcrumb a{text-decoration:none;color:#2b7fab}
.kicker{margin:0 0 14px;color:#2b7fab;font-size:12px;font-weight:900;letter-spacing:.22em;text-transform:uppercase}
.faq-hero{display:grid;grid-template-columns:minmax(0,1fr) minmax(280px,380px);gap:44px;align-items:end;margin-bottom:44px}
.faq-hero h1{margin:0;font-size:clamp(36px,5vw,68px);line-height:1.12;letter-spacing:0}
.faq-hero p{margin:0;color:#52606a}
.faq-category{margin-top:34px}
.faq-category h2{margin:0 0 14px;font-size:24px;line-height:1.35}
.faq-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.faq-card{display:flex;min-height:118px;align-items:flex-start;justify-content:space-between;gap:20px;padding:24px;background:#fff;border:1px solid #dfe7ec;border-radius:8px;text-decoration:none}
.faq-card strong{font-size:17px;line-height:1.45}
.faq-card span{flex:0 0 auto;color:#2b7fab;font-size:12px;font-weight:900;letter-spacing:.08em;white-space:nowrap}
.faq-article{max-width:860px;margin:0 auto;background:#fff;border:1px solid #dfe7ec;border-radius:8px;padding:44px}
.faq-article h1{margin:0;font-size:clamp(32px,4.2vw,58px);line-height:1.16;letter-spacing:0}
.faq-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin:14px 0 20px}
.faq-meta span,.faq-meta time{display:inline-flex;min-height:28px;align-items:center;border-radius:999px;padding:4px 12px;background:#f0f7fb;color:#2b7fab;font-size:12px;font-weight:900;letter-spacing:.04em}
.faq-meta a{color:inherit;text-decoration:underline;text-underline-offset:2px}
.answer-lead{margin:28px 0 0;color:#111820;font-size:clamp(18px,2vw,23px);font-weight:800;line-height:1.7}
.answer-box{margin-top:28px;border:1px solid #cfe1eb;border-radius:8px;background:#f7fbfd;padding:24px}
.answer-box>div{color:#2b7fab;font-size:12px;font-weight:900;letter-spacing:.18em;text-transform:uppercase}
.answer-box .answer-lead{margin-top:12px}
.faq-note{margin-top:34px;padding-top:28px;border-top:1px solid #e6edf1}
.faq-note h2{margin:0 0 12px;font-size:22px;line-height:1.35}
.faq-note p{margin:0 0 14px;color:#52606a}
.related-faq div{display:grid;gap:10px}
.related-faq a{display:block;border:1px solid #dfe7ec;border-radius:8px;background:#f7f9fa;padding:14px;text-decoration:none;font-size:14px;font-weight:800;line-height:1.5}
.faq-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}
.button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:12px 24px;border-radius:999px;background:#111;color:#fff;text-decoration:none;font-size:13px;font-weight:900;letter-spacing:.08em;border:1px solid #111}
.button.ghost{background:#fff;color:#111}
.faq-footer{background:#111820;color:#fff;padding:34px 6vw}
.faq-footer-inner{max-width:1040px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.faq-footer img{width:154px;height:auto;display:block}
.faq-footer a{text-decoration:none;color:#fff;font-size:13px;font-weight:800;letter-spacing:.08em}
.footer-links{display:flex;gap:18px;flex-wrap:wrap}
.footer-copy{width:100%;color:rgba(255,255,255,.72);font-size:12px;font-weight:700;letter-spacing:.05em}
@media(max-width:900px){
  .faq-header{min-height:72px;height:72px;align-items:center;padding:0 16px}
  .faq-header img{width:min(48vw,154px)}
  .faq-nav{gap:0;font-size:12px;flex-wrap:nowrap}
  .faq-nav a{display:none}
  .faq-nav a:last-child{display:inline-flex;align-items:center;justify-content:center;min-width:92px;height:40px;padding:0 14px;border-radius:6px;background:#111;color:#fff}
  .faq-shell{padding:112px 16px 72px}
  .faq-hero,.faq-grid{grid-template-columns:1fr}
  .faq-article{padding:30px 20px}
  .faq-card{min-height:auto;align-items:flex-start}
}