:root{
  --bg:#fbfcf8;
  --card:#ffffff;
  --ink:#1d2b22;
  --muted:#607062;
  --line:#e3eadf;
  --brand:#49ab7c;
  --brand-dark:#24704e;
  --soft:#edf7ef;
  --warm:#fff4e8;
  --shadow:0 22px 55px rgba(29,43,34,.09);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;background:var(--bg);color:var(--ink);line-height:1.7}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
.site-header{position:sticky;top:0;z-index:50;background:rgba(251,252,248,.94);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}
.topline{padding:8px 5vw;text-align:center;font-size:13px;color:var(--muted);background:var(--soft)}
.navbar{display:flex;align-items:center;justify-content:space-between;gap:22px;padding:16px 5vw}
.brand-lockup{display:flex;align-items:center;gap:12px;font-weight:900;color:var(--brand-dark);white-space:nowrap}
.brand-lockup img{border-radius:15px;background:#fff;box-shadow:0 8px 24px rgba(36,112,78,.15)}
.nav-links{display:flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:flex-end}
.nav-links a{padding:8px 12px;border-radius:999px;font-size:14px;color:#31443a}
.nav-links a:hover,.nav-links .is-active{background:#e8f6ed;color:var(--brand-dark);font-weight:700}
.searchbar{display:flex;gap:10px;margin:0 auto 10px;max-width:880px;padding:0 5vw}
.searchbar input{flex:1;border:1px solid var(--line);border-radius:999px;padding:13px 16px;font-size:15px;background:#fff;outline:none}
.searchbar input:focus{border-color:var(--brand);box-shadow:0 0 0 4px rgba(73,171,124,.14)}
.searchbar button,.btn{border:0;border-radius:999px;padding:12px 20px;background:var(--brand);color:#fff;font-weight:800;cursor:pointer;box-shadow:0 12px 28px rgba(73,171,124,.22)}
.btn.secondary{background:#fff;color:var(--brand-dark);border:1px solid var(--line);box-shadow:none}
.search-hint{max-width:880px;margin:0 auto 14px;padding:0 5vw;color:var(--muted);font-size:13px}
main{overflow:hidden}
.section,.hero{padding:74px 5vw}
.hero{display:grid;grid-template-columns:minmax(0,1fr) minmax(320px,520px);align-items:center;gap:48px;background:linear-gradient(135deg,#f6fff7 0%,#fff6ec 100%)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 12px;border-radius:999px;background:#eaf7ee;color:var(--brand-dark);font-size:14px;font-weight:800}
h1,h2,h3,h4,h5,h6{line-height:1.22;margin:0 0 16px;color:var(--ink)}
h1{font-size:clamp(38px,6vw,70px);letter-spacing:-.06em}
h2{font-size:clamp(28px,4vw,46px);letter-spacing:-.04em}
h3{font-size:22px}.lead{font-size:18px;color:#435448;max-width:720px}.muted{color:var(--muted)}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:26px}.hero-visual{position:relative}.hero-visual figure,.image-card{margin:0;background:#fff;border:1px solid var(--line);border-radius:34px;padding:14px;box-shadow:var(--shadow)}
.hero-visual img,.image-card img{border-radius:24px}.domain-caption,figcaption{font-size:13px;color:var(--muted);margin-top:10px}.stat-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:28px}.stat{background:#fff;border:1px solid var(--line);border-radius:22px;padding:18px}.stat strong{display:block;font-size:24px;color:var(--brand-dark)}
.section-title{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:28px}.section-title p{max-width:620px;margin:0;color:var(--muted)}.grid{display:grid;gap:22px}.grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}.grid.four{grid-template-columns:repeat(4,minmax(0,1fr))}.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.card{background:var(--card);border:1px solid var(--line);border-radius:30px;padding:24px;box-shadow:0 12px 34px rgba(29,43,34,.06)}.card h3{margin-top:12px}.badge-list{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}.badge{display:inline-flex;padding:6px 10px;border-radius:999px;background:#f1f7f3;color:#35624b;font-size:12px;font-weight:700}.video-card{position:relative;overflow:hidden;border-radius:30px;background:#101610;box-shadow:var(--shadow);border:1px solid var(--line)}.video-card video,.video-card img{width:100%;aspect-ratio:16/10;object-fit:cover;display:block}.video-card .video-meta{padding:18px;background:#fff}.play-button{position:absolute;left:50%;top:38%;transform:translate(-50%,-50%) scale(.88);width:72px;height:72px;border-radius:50%;border:0;background:rgba(255,255,255,.92);box-shadow:0 12px 30px rgba(0,0,0,.18);opacity:0;transition:.2s}.play-button:after{content:"";position:absolute;left:29px;top:22px;border-left:22px solid var(--brand);border-top:14px solid transparent;border-bottom:14px solid transparent}.video-card:hover .play-button{opacity:1;transform:translate(-50%,-50%) scale(1)}.metrics{display:flex;gap:12px;flex-wrap:wrap;color:var(--muted);font-size:13px;margin:10px 0 0}.quote{font-size:15px}.reviewer{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:18px;color:var(--brand-dark);font-weight:800}.steps{counter-reset:step}.step{position:relative;padding-left:54px}.step:before{counter-increment:step;content:counter(step);position:absolute;left:0;top:0;width:36px;height:36px;border-radius:50%;display:grid;place-items:center;background:var(--brand);color:#fff;font-weight:900}.faq details{background:#fff;border:1px solid var(--line);border-radius:22px;padding:18px 20px}.faq details+details{margin-top:12px}.faq summary{cursor:pointer;font-weight:850;color:#20382b}.contact-panel{background:linear-gradient(135deg,#effaf1,#fff5ea);border:1px solid var(--line);border-radius:34px;padding:34px}.breadcrumb{padding:22px 5vw 0;color:var(--muted);font-size:14px}.breadcrumb a{color:var(--brand-dark);font-weight:700}.article{max-width:980px;margin:0 auto}.article p{color:#46584c}.site-footer{padding:56px 5vw;background:#17251b;color:#e9f5ec}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:34px}.site-footer h2,.site-footer h3{color:#fff}.site-footer a{display:block;color:#d4ead9;margin:7px 0}.site-footer p{color:#c4d4c8}.site-footer img{border-radius:18px;background:#fff;padding:4px}.table-wrap{overflow:auto;background:#fff;border:1px solid var(--line);border-radius:24px}.content-table{width:100%;border-collapse:collapse;min-width:680px}.content-table th,.content-table td{padding:16px;border-bottom:1px solid var(--line);text-align:left}.content-table th{background:#f3faf5;color:#2c6146}.notice{padding:18px;border-left:4px solid var(--brand);background:#f0faf3;border-radius:16px}.kicker{font-weight:900;color:var(--brand-dark)}
@media (max-width:980px){.hero{grid-template-columns:1fr}.grid.four,.grid.three{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-grid{grid-template-columns:1fr 1fr}.navbar{align-items:flex-start;flex-direction:column}.nav-links{justify-content:flex-start}.stat-strip{grid-template-columns:repeat(2,1fr)}}
@media (max-width:640px){.section,.hero{padding:48px 18px}.topline{padding:8px 18px}.navbar{padding:14px 18px}.searchbar{padding:0 18px}.search-hint{padding:0 18px}.grid.four,.grid.three,.grid.two{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.stat-strip{grid-template-columns:1fr}.searchbar{flex-direction:column}.searchbar button{width:100%}h1{font-size:38px}}