:root{color:#153f33;background:#faf9f3;font-family:system-ui,-apple-system,"Microsoft YaHei","Malgun Gothic",sans-serif}*{box-sizing:border-box}body{margin:0}a{color:inherit}header,main,footer{max-width:1120px;margin:auto;padding:24px}header{display:flex;align-items:center;justify-content:space-between;gap:20px}header img{width:190px;height:auto}nav{display:flex;flex-wrap:wrap;gap:16px;font-size:14px}.hero{display:grid;grid-template-columns:1.1fr 1fr;align-items:center;gap:36px;padding:45px 0 55px}.hero-art{width:100%;height:auto}.tag{color:#a2442c;font-weight:700;letter-spacing:.1em;font-size:13px}h1{font-size:clamp(38px,5vw,64px);line-height:1.13;letter-spacing:-.04em;white-space:pre-line;margin:18px 0}p{line-height:1.7}.intro{font-size:19px;color:#5a7064;max-width:32em}.badge{display:inline-block;background:#e5efca;padding:8px 14px;border-radius:100px;font-weight:700}.features{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.features p{padding:22px;background:white;border:1px solid #dce4d5;border-radius:18px;margin:0}.chooser{background:#edf1e4;padding:30px;border-radius:24px;margin:28px 0}.levels{display:flex;gap:10px;flex-wrap:wrap}.levels button{font:inherit;font-weight:700;border:1px solid #bdcdb4;color:#153f33;background:white;padding:14px;border-radius:12px;cursor:pointer;min-width:78px}.levels button[aria-pressed="true"]{background:#153f33;color:white;border-color:#153f33}.buy-row{display:flex;gap:14px;align-items:center;flex-wrap:wrap;margin-top:22px}.button{display:inline-block;text-decoration:none;background:#153f33;color:white;padding:16px 24px;border-radius:12px;font-weight:700}.button.secondary{background:white;color:#153f33;border:1px solid #b8c9b1}.price{font-weight:800;font-size:24px;margin:24px 0 0}.muted{color:#5b7164;font-size:14px}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;padding:0;list-style:none;counter-reset:steps}.steps li{counter-increment:steps;padding:24px;border:1px solid #dce4d5;border-radius:18px;line-height:1.6}.steps li:before{content:"0" counter(steps);display:block;color:#a2442c;font-weight:750;font-size:22px;margin-bottom:10px}section{margin-bottom:46px}details{padding:20px 0;border-top:1px solid #dce4d5}summary{cursor:pointer;font-weight:650}details p{max-width:70ch;color:#536c5f}footer{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;font-size:14px;padding-bottom:40px}.notice{font-size:13px;color:#5b7164}.skip{position:absolute;left:-9999px}.skip:focus{left:10px;top:10px}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #a2442c;outline-offset:4px}@media(max-width:650px){header,main,footer{padding:18px}header{align-items:flex-start}header img{width:145px}nav{gap:10px}.hero{grid-template-columns:1fr;gap:16px;padding:28px 0}.hero-art{max-width:460px;margin:auto;order:-1}.features,.steps{grid-template-columns:1fr}.features{gap:8px}.features p{padding:14px 18px}h1{font-size:40px}.chooser{padding:20px}.buy-row .button{flex:1;text-align:center}.levels button{min-width:70px}.intro{font-size:17px}}