@import url('https://fonts.googleapis.com/css2?family=Barlow+Condensed:wght@700;800&family=Noto+Sans+JP:wght@400;600;800&display=swap');
:root{color-scheme:dark;--lime:#c9ff52;--muted:#b0bdca}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#10151c;color:#f3f6fa;font:16px/1.8 'Noto Sans JP',sans-serif}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}.site-header,main,footer{max-width:1120px;margin:auto}.site-header{padding:22px 28px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #ffffff20}.brand{font:800 30px 'Barlow Condensed',sans-serif}.brand span,em{color:var(--lime)}.hero{display:grid;grid-template-columns:1.2fr .8fr;align-items:center;gap:56px;padding:40px 28px 64px}.eyebrow{font-size:14px;color:var(--lime);font-weight:600}.intro h1{font-size:clamp(30px,4vw,48px);line-height:1.5;letter-spacing:-.04em;margin:20px 0}em{font-style:normal}.intro p{color:var(--muted)}.cta{display:flex;align-items:center;justify-content:space-between;gap:20px;background:var(--lime);color:#10151c;padding:17px 24px;border-radius:10px;font-weight:800;max-width:400px;margin-top:26px}.cta:hover{background:#ddff98}.small{font-size:14px}.preview{background:#202d3b;border:1px solid #6a879d;border-radius:18px;overflow:hidden;box-shadow:0 20px 80px #0007;max-width:360px;width:100%;justify-self:center}.preview-top{display:flex;justify-content:space-between;padding:12px 16px;align-items:center}.preview-top b{font:800 24px 'Barlow Condensed'}.preview-top span{font-size:12px;color:var(--muted)}canvas{width:100%;aspect-ratio:420/640;display:block}.preview-bottom{padding:10px;text-align:center;font-size:12px}.preview-bottom button{display:block;background:none;border:0;color:var(--muted);margin:5px auto;font-size:12px;text-decoration:underline}.how,.details{padding:45px 28px;border-top:1px solid #ffffff20}h2{font-size:28px;line-height:1.5}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}.steps b{font-size:14px;color:var(--lime)}h3{font-size:19px}.steps p,.details p,footer p{color:var(--muted)}.details{display:flex;gap:45px;align-items:center}.details>div{flex:1}.details .cta{flex-shrink:0}footer{padding:30px 28px;border-top:1px solid #ffffff20}footer p{max-width:720px;font-size:14px}a:focus-visible,button:focus-visible{outline:3px solid #70d5ff;outline-offset:5px}@media(max-width:720px){.site-header{padding:14px 20px}.hero{display:flex;flex-direction:column;gap:20px;padding:25px 20px 40px}.intro{width:100%}.intro h1{font-size:30px;margin:12px 0}.intro p{margin:10px 0}.cta{max-width:none;width:100%;margin-top:16px}.preview{max-width:320px}canvas{aspect-ratio:420/540}.steps{grid-template-columns:1fr;gap:14px}.steps article{border-bottom:1px solid #ffffff16;padding:12px 0}.steps h3{margin:5px 0}.steps p{margin:8px 0}.how,.details{padding:30px 20px}.details{display:block}h2{font-size:24px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}