:root{--green:#075f4b;--green-dark:#06483a;--gold:#d9b85f;--ink:#17231f;--muted:#5e6d66;--line:rgba(6,72,58,.14);--soft:#f6faf8;}
*{box-sizing:border-box}body{margin:0;color:var(--ink);background:#fff;font-family:Arial,Helvetica,sans-serif;line-height:1.6}.seo-shell{max-width:1120px;margin:0 auto;padding:0 20px}.seo-header{border-bottom:1px solid var(--line);background:#fff;position:sticky;top:0;z-index:5}.seo-nav{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:20px}.seo-brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink)}.seo-brand img{width:40px;height:40px}.seo-brand strong{font-size:22px}.seo-brand small{display:block;color:var(--muted);font-size:12px}.seo-links{display:flex;gap:16px;flex-wrap:wrap;align-items:center}.seo-links a{color:var(--green-dark);text-decoration:none;font-size:14px;font-weight:600}.seo-hero{padding:58px 0 32px;background:linear-gradient(180deg,#f7fbf9 0%,#fff 100%)}.seo-kicker{display:inline-block;color:var(--green);font-weight:700;letter-spacing:.06em;text-transform:uppercase;font-size:12px;margin-bottom:10px}.seo-hero h1{font-size:clamp(34px,5vw,58px);line-height:1.04;letter-spacing:-.035em;margin:0 0 18px;max-width:900px}.seo-lead{font-size:19px;max-width:820px;color:#394b43}.seo-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:24px}.seo-btn{display:inline-flex;align-items:center;justify-content:center;padding:11px 17px;border-radius:10px;text-decoration:none;font-weight:700;border:1px solid var(--green)}.seo-btn.primary{background:var(--green);color:white}.seo-btn.secondary{color:var(--green);background:#fff}.seo-main{padding:28px 0 54px}.seo-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin:22px 0}.seo-card{border:1px solid var(--line);border-radius:16px;padding:20px;background:#fff}.seo-card h2,.seo-card h3{margin-top:0;line-height:1.2}.seo-card p:last-child{margin-bottom:0}.seo-section{padding:12px 0 20px;max-width:900px}.seo-section h2{font-size:28px;line-height:1.18;margin:24px 0 10px}.seo-section h3{font-size:20px}.seo-facts{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:20px 0}.seo-fact{background:var(--soft);border:1px solid var(--line);border-radius:14px;padding:16px}.seo-fact strong{display:block;color:var(--green-dark);font-size:18px}.seo-related{border-top:1px solid var(--line);padding-top:24px;margin-top:28px}.seo-related ul{columns:2;gap:30px}.seo-related a{color:var(--green-dark)}.seo-note{border-left:4px solid var(--gold);background:#fffaf0;padding:14px 16px;border-radius:0 12px 12px 0}.seo-footer{background:#073f34;color:#fff;padding:28px 0;margin-top:40px}.seo-footer a{color:#f0d58e}.seo-footer-inner{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}.seo-footer .sig{color:#f0d58e;font-style:italic}.seo-guide-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.seo-guide-link{display:block;border:1px solid var(--line);border-radius:14px;padding:18px;text-decoration:none;color:var(--ink);background:#fff}.seo-guide-link strong{display:block;color:var(--green-dark);font-size:18px}.seo-guide-link span{display:block;color:var(--muted);margin-top:4px}.seo-faq details{border-top:1px solid var(--line);padding:14px 0}.seo-faq summary{font-weight:700;cursor:pointer}.seo-faq p{margin-bottom:0}
@media(max-width:760px){.seo-nav{align-items:flex-start;padding:14px 0}.seo-links{justify-content:flex-end}.seo-links a:nth-child(n+4){display:none}.seo-hero{padding-top:36px}.seo-grid,.seo-facts,.seo-guide-list{grid-template-columns:1fr}.seo-related ul{columns:1}.seo-footer-inner{display:block}.seo-footer-inner>div+div{margin-top:12px}}