.chem-hero{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;padding:60px 0}.chem-hero h1{font-size:clamp(45px,6vw,80px);line-height:1.05;letter-spacing:-.045em;margin:24px 0}.chem-hero p{font-size:18px;line-height:1.7}.chem-hero small{display:block;line-height:1.7;color:#707668}.chem-hero img{width:100%;height:480px;object-fit:cover;border-radius:24px}.chem-nav{display:flex;gap:10px;flex-wrap:wrap;padding:20px 0;border-bottom:1px solid #ddd}.chem-nav a{padding:11px 17px;border:1px solid #d8dece;border-radius:30px;text-decoration:none;font-size:12px;letter-spacing:.06em}.chem-nav a:hover{background:#d8f36a}.chem-intro{padding:70px 0;max-width:820px}.chem-intro h2,.chem-calculation h2{font-size:42px;letter-spacing:-.035em;line-height:1.1}.chem-intro p,.chem-copy p,.chem-calculation p{line-height:1.8;color:#51564d}.chem-product{display:grid;grid-template-columns:.85fr 1.15fr;gap:55px;border-top:1px solid #d6dace;padding:55px 0;scroll-margin-top:30px}.chem-visual{position:relative;align-self:start;border-radius:20px;overflow:hidden;background:#1c261f}.chem-visual img{width:100%;height:350px;object-fit:cover;display:block;opacity:.7}.chem-visual>span{position:absolute;left:25px;top:25px;font-size:clamp(35px,5vw,70px);font-weight:600;color:#d8f36a;letter-spacing:-.04em}.chem-visual>small{display:block;padding:20px;color:#fff;line-height:1.6}.chem-copy h2{font-size:34px;line-height:1.15;letter-spacing:-.03em;margin:16px 0}.chem-copy ol{padding-left:23px;line-height:1.8}.chem-copy li{padding:5px 0 5px 6px}.chem-dose{background:#edf2e2;padding:18px 22px;border-radius:10px;font-weight:600;line-height:1.6}.chem-copy .chem-note{font-size:14px;color:#74796f}.chem-calculation{display:grid;grid-template-columns:1fr 1fr;gap:70px;padding:50px 0 90px}.chem-formula{padding:40px;background:#d8f36a;border-radius:20px;display:flex;flex-direction:column;gap:24px;justify-content:center}.chem-formula>span{font-size:12px;letter-spacing:.1em}.chem-formula strong{font-size:36px;font-weight:400}.chem-formula b{font-size:70px;letter-spacing:-.05em}.chem-formula a{font-size:13px}.chem-copy a{overflow-wrap:anywhere}
@media(max-width:750px){.chem-hero,.chem-product,.chem-calculation{grid-template-columns:1fr;gap:28px}.chem-hero{padding:35px 0}.chem-hero img{height:320px}.chem-intro{padding:45px 0}.chem-intro h2,.chem-calculation h2{font-size:34px}.chem-copy h2{font-size:30px}.chem-product{padding:32px 0}.chem-visual img{height:250px}.chem-visual>span{font-size:58px}.chem-calculation{padding-bottom:45px}.chem-formula{padding:30px}}