:root{--ink:#2c1823;--muted:#765b69;--paper:#fff7fb;--green:#ffb7d5;--deep:#b0005a;--line:#f0d4e2;--white:#fff}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--ink);background:var(--paper);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans JP",sans-serif;line-height:1.75}
.hero{min-height:720px;background:radial-gradient(circle at 80% 20%,#ffd5e7 0,transparent 34%),linear-gradient(145deg,#fffafd,#ffeaf3);padding:0 6vw}
.nav{height:84px;display:flex;align-items:center;justify-content:space-between;max-width:1100px;margin:auto;border-bottom:1px solid rgba(23,33,38,.12)}
.brand{color:var(--ink);text-decoration:none;font-weight:800;letter-spacing:.03em}
.nav-link{color:var(--ink);text-decoration:none;font-size:.9rem}
.hero-inner{max-width:1100px;margin:0 auto;padding:110px 0}
.eyebrow{font-size:.76rem;font-weight:800;letter-spacing:.18em;color:#b0005a}
.hero h1{font-size:clamp(2.5rem,6vw,5.4rem);line-height:1.12;letter-spacing:-.045em;margin:.2em 0 .35em;max-width:900px}
.lead{font-size:clamp(1rem,2vw,1.25rem);color:var(--muted);max-width:670px;margin-bottom:2.2rem}
.button{display:inline-block;padding:16px 28px;border-radius:999px;text-decoration:none;font-weight:800;transition:.2s transform,.2s box-shadow}
.button:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(176,0,90,.2)}
.primary{background:var(--deep);color:var(--white)}
.secondary{background:var(--green);color:var(--ink)}
.micro{font-size:.76rem;color:var(--muted);max-width:620px;margin-top:1rem}
.section{max-width:1100px;margin:auto;padding:110px 6vw}
.section-head h2,.panel h2,.cta h2{font-size:clamp(2rem,4vw,3.3rem);line-height:1.25;margin:.15em 0 1em}
.steps{list-style:none;padding:0;margin:0;border-top:1px solid var(--line)}
.steps li{display:grid;grid-template-columns:90px 1fr;gap:20px;padding:35px 0;border-bottom:1px solid var(--line)}
.steps span{font-weight:800;color:#b0005a}
.steps h3{font-size:1.35rem;margin:0 0 .4rem}
.steps p{color:var(--muted);margin:0;max-width:700px}
.panel{background:var(--deep);color:var(--white);border-radius:32px;padding:70px;margin-bottom:110px;display:grid;grid-template-columns:1fr 1fr;gap:60px}
.panel .eyebrow{color:var(--green)}
.checks{margin:0;padding:0;list-style:none}
.checks li{padding:16px 0 16px 32px;border-bottom:1px solid rgba(255,255,255,.2);position:relative}
.checks li:before{content:"✓";position:absolute;left:0;color:var(--green);font-weight:900}
.cta{text-align:center;padding-top:40px;padding-bottom:120px}
.cta p:not(.eyebrow){color:var(--muted);margin-bottom:2rem}
footer{padding:45px 6vw;background:#33101f;color:#f2cedd;font-size:.78rem}
footer p{max-width:1000px;margin:.3em auto}
.qr-panel{display:grid;grid-template-columns:1fr 330px;gap:60px;align-items:center;background:#fff;border:2px solid #f0d4e2;border-radius:32px;margin-bottom:60px;padding:60px}
.qr-panel h2,.share-panel h2{font-size:clamp(2rem,4vw,3.3rem);line-height:1.25;margin:.15em 0 .6em}
.qr-panel img{width:100%;height:auto;border-radius:24px;box-shadow:0 16px 45px rgba(176,0,90,.18)}
.share-panel{text-align:center;padding-top:30px}.share-links{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}
@media(max-width:700px){.hero{min-height:auto}
.hero-inner{padding:75px 0 90px}
.nav{height:68px}
.steps li{grid-template-columns:50px 1fr}
.panel{margin:0 4vw 80px;padding:45px 28px;grid-template-columns:1fr;gap:10px}
.section{padding:80px 6vw}
.qr-panel{grid-template-columns:1fr;margin:0 4vw 60px;padding:38px 24px}.qr-panel img{max-width:300px;margin:auto}
}