:root{--red:#e60012;--ink:#171717;--muted:#555;--line:#e7e7e7;--soft:#fafafa;--soft2:#fff5f5;--max:1160px;--radius:18px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans JP",sans-serif;color:var(--ink);line-height:1.9;background:#fff;word-break:normal;overflow-wrap:anywhere}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.97);border-bottom:1px solid var(--line);backdrop-filter:blur(6px)}
.header-inner{max-width:var(--max);margin:auto;padding:10px 20px;display:flex;align-items:center;justify-content:space-between;gap:18px}
.brand{display:flex;align-items:center;gap:12px;min-width:0}
.brand img{height:38px;width:auto}
.header-copy{font-size:12px;color:#444;line-height:1.5}
.header-actions{display:flex;gap:10px;flex-wrap:wrap;justify-content:flex-end}
.top-link,.btn,.ghost,.line-btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:10px 18px;border-radius:999px;font-weight:800;border:2px solid var(--red)}
.btn{background:var(--red);color:#fff}
.ghost{background:#fff;color:var(--red)}
.line-btn{background:#111;border-color:#111;color:#fff}
.top-link{background:#fff;color:var(--red);font-size:14px}
.crumb{max-width:var(--max);margin:0 auto;padding:14px 20px;font-size:13px;color:#666}
.hero{background:linear-gradient(135deg,#fff 0%,#fff7f7 100%);border-top:1px solid #f4dddd;border-bottom:1px solid #f4dddd}
.hero-inner{max-width:var(--max);margin:auto;padding:48px 20px 42px;display:grid;grid-template-columns:1.08fr .92fr;gap:34px;align-items:center}
.eyebrow{color:var(--red);font-weight:900;letter-spacing:.08em;font-size:13px}
h1{font-size:clamp(32px,5vw,56px);line-height:1.22;margin:8px 0 18px}
.lead{font-size:18px;color:#333;max-width:48em}
.hero-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:24px;border:1px solid #eee;box-shadow:0 18px 50px rgba(0,0,0,.12)}
.hero-actions,.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
.method-back-wrap{margin-top:14px}
.section{max-width:var(--max);margin:auto;padding:62px 20px}
.soft{background:var(--soft)}
.soft2{background:var(--soft2)}
.section h2{font-size:clamp(27px,3vw,38px);line-height:1.35;margin:0 0 14px}
.section .intro{max-width:920px;color:#444}
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:26px}
.feature-card,.info-card,.photo-slot,.item-box,.faq details,.panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius)}
.feature-card{padding:22px}
.feature-card h3{margin:0 0 8px;font-size:21px;line-height:1.5}
.feature-card p{margin:0;color:#555}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:24px}
.panel{padding:24px}
.panel h3{margin:0 0 10px;font-size:22px;line-height:1.5}
.panel p,.panel li{color:#444}
.check{padding-left:1.2em;margin:0}.check li{margin:7px 0}
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:24px}
.photo-slot{padding:20px;border-style:dashed}
.photo-slot .step{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;background:var(--red);color:#fff;font-weight:900;margin-bottom:12px}
.photo-slot h3{margin:0 0 8px;font-size:20px;line-height:1.5}
.photo-slot p{margin:0;color:#555}
.caption-note{font-size:13px;color:#666;margin-top:12px}
.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:16px;margin-top:24px;background:#fff}
table{width:100%;border-collapse:collapse;min-width:720px}
th,td{padding:15px;border-bottom:1px solid var(--line);vertical-align:top;text-align:left;line-height:1.75}
th{background:#f7f7f7}
.note{border-left:5px solid var(--red);background:#fff7f7;padding:18px;border-radius:14px;margin-top:18px}
.item-gallery{display:grid;grid-template-columns:1fr;gap:24px;margin-top:26px}
.item-box{padding:20px}
.item-box h3{margin:0 0 12px;font-size:22px;line-height:1.5}
.item-box img{border-radius:14px;border:1px solid var(--line);background:#f9f9f9}
.item-box ul{columns:2;column-gap:24px;padding-left:1.1em}
.related-links{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:22px}
.related-links a{display:block;padding:16px 18px;border:1px solid var(--line);border-radius:14px;background:#fff;font-weight:700}
.faq details{padding:0 18px;margin:10px 0}
.faq summary{cursor:pointer;padding:15px 0;font-weight:800}
.faq p{margin:0 0 18px;color:#444}
.cta-band{background:#fff3f4;border-top:1px solid #f0c8cc;border-bottom:1px solid #f0c8cc}
.cta-band .section{text-align:center;padding-top:46px;padding-bottom:46px}
.site-footer{background:#111;color:#fff;margin-top:0}
.footer-inner{max-width:var(--max);margin:auto;padding:36px 20px}
.footer-grid{display:grid;grid-template-columns:1.3fr .9fr .9fr;gap:24px}
.footer-logo{height:34px;width:auto;filter:brightness(0) invert(1)}
.footer-links a{display:block;color:#fff;margin:6px 0}
.small{font-size:13px;color:#c8c8c8}
@media (max-width:960px){.hero-inner,.two-col,.footer-grid,.related-links{grid-template-columns:1fr}.feature-grid{grid-template-columns:1fr 1fr}.process-grid{grid-template-columns:1fr 1fr}.item-box ul{columns:1}.header-actions{display:none}.hero-inner{padding-top:34px}}
@media (max-width:640px){.feature-grid,.process-grid{grid-template-columns:1fr}.section{padding-top:46px;padding-bottom:46px}.brand img{height:32px}.header-copy{display:none}.hero-actions .btn,.hero-actions .ghost,.hero-actions .line-btn,.top-link,.cta-actions .btn,.cta-actions .ghost,.cta-actions .line-btn{width:100%}.item-box{padding:16px}}

.process-hero-image{max-width:1160px;margin:18px auto 0;padding:0 20px}.process-hero-image img{display:block;width:100%;height:auto;border-radius:18px;border:1px solid #e5e5e5;background:#fff}.process-caption{margin:10px 0 0;color:#666;font-size:13px}.step-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:18px}.step-card{background:#fff;border:1px solid #e3e3e3;border-radius:16px;padding:18px}.step-number{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:50%;background:#e60012;color:#fff;font-weight:900;margin-bottom:10px}.step-card h3{font-size:18px;line-height:1.4;margin:0 0 8px}.step-card p{margin:0;color:#555}.two-column{display:grid;grid-template-columns:1fr 1fr;gap:20px}.point-box{background:#fff;border:1px solid #e5e5e5;border-radius:16px;padding:20px}.point-box h2{font-size:23px;margin:0 0 12px}.point-box ul{margin:0;padding-left:1.3em}.point-box li+li{margin-top:8px}.method-note{border-left:5px solid #e60012;background:#fff7f7;border-radius:12px;padding:18px 20px;margin-top:20px}.related-methods{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}.related-methods a{display:inline-flex;align-items:center;min-height:42px;padding:0 15px;border:1px solid #ccc;border-radius:999px;text-decoration:none;font-weight:800;background:#fff}.related-methods a:hover{border-color:#e60012;color:#e60012}@media(max-width:820px){.step-grid{grid-template-columns:1fr 1fr}.two-column{grid-template-columns:1fr}}@media(max-width:560px){.step-grid{grid-template-columns:1fr}.process-hero-image{padding:0 12px}.step-card{padding:16px}}

.cta,.consult,.contact,.final-cta,.site-footer .footer-inner,footer .footer-inner{max-width:1160px;margin-left:auto!important;margin-right:auto!important;}
.cta-wrap,.consult-wrap,.contact-wrap,.final-cta-wrap{max-width:1160px;margin-left:auto!important;margin-right:auto!important;padding-left:20px;padding-right:20px;}
.site-footer,footer{width:100%;}

.cta-band{
  max-width:1160px!important;
  margin:34px auto 44px!important;
  padding:38px 34px!important;
  border:1px solid #f0c8cc!important;
  border-radius:20px!important;
  background:#fff3f4!important;
}
.cta-band h2{margin-top:0}
.cta-band .cta-actions{
  max-width:none!important;
  margin:24px 0 0!important;
}
.site-footer{
  margin-top:0!important;
}
.site-footer .footer-inner{
  padding:48px 32px 52px!important;
}
.footer-logo-box{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-width:132px;
  min-height:58px;
  padding:12px 18px;
  margin:0 0 18px;
  background:#fff;
  border-radius:12px;
}
.footer-logo-box .footer-logo{
  display:block;
  width:96px!important;
  height:auto!important;
  filter:none!important;
}
@media(max-width:760px){
  .cta-band{
    margin:24px 14px 34px!important;
    padding:28px 20px!important;
  }
  .site-footer .footer-inner{
    padding:38px 22px 44px!important;
  }
}

.method-detail-extra{max-width:1160px;margin:0 auto 34px;padding:32px 34px;background:#fff;border:1px solid #e7e7e7;border-radius:18px}.method-detail-extra h2{margin:0 0 12px}.method-detail-extra p{margin:0;color:#444}@media(max-width:760px){.method-detail-extra{margin:0 14px 26px;padding:24px 20px}}

.hero h1{font-size:clamp(30px,4.1vw,50px)!important;line-height:1.22!important;word-break:keep-all!important;overflow-wrap:normal!important;letter-spacing:0!important}
.hero .lead{max-width:42em!important;line-height:1.9!important}
.method-detail-extra p,.point-box li,.section p{line-height:1.9}
.technical-note{margin-top:18px;padding:18px 20px;border-left:5px solid var(--red);background:#fff8f8;border-radius:10px}
.technical-note strong{display:block;margin-bottom:5px}
@media(max-width:760px){.hero h1{font-size:clamp(29px,9vw,40px)!important;word-break:normal!important;overflow-wrap:anywhere!important}}