:root{--green:#075b32;--green-dark:#043d23;--lime:#b8d438;--ink:#17231d;--muted:#5f6d65;--line:#dce5df;--cream:#f5f4ed;--white:#fff;--max:1180px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--white);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.65}a{color:inherit}.wrap{width:min(var(--max),calc(100% - 40px));margin:auto}.site-head{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}.nav{min-height:76px;display:flex;align-items:center;gap:30px}.brand{font-size:22px;font-weight:850;color:var(--green);text-decoration:none}.nav-links{display:flex;gap:24px;margin-left:auto;align-items:center}.nav-links a{text-decoration:none;font-size:14px;font-weight:700}.nav-cta,.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 18px;border-radius:999px;background:var(--green);color:#fff;text-decoration:none;font-weight:800}.hero{padding:86px 0 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tr:last-child th,.evidence-table tr:last-child td{border-bottom:0}.media{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}.media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:22px;border:1px solid var(--line)}.steps{counter-reset:step;display:grid;gap:16px;margin-top:28px}.step{position:relative;padding:24px 24px 24px 72px;border:1px solid var(--line);border-radius:16px;background:#fff}.step:before{counter-increment:step;content:counter(step);position:absolute;left:22px;top:21px;width:34px;height:34px;display:grid;place-items:center;border-radius:50%;background:var(--green);color:#fff;font-weight:850}.step h3{margin:0 0 6px}.step p{margin:0;color:var(--muted)}.proof-note{margin-top:30px;padding:20px 22px;border-left:4px solid var(--lime);background:#f7faea;color:#425047}.people{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:30px}.person{display:flex;gap:16px;align-items:center;padding:20px;border:1px solid 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/* Related Chinese evidence and guide links */
.related-reading{padding:64px 0;background:var(--cream);border-top:1px solid var(--line)}
.related-reading h2{margin:0 0 10px;font-size:clamp(28px,4vw,40px);line-height:1.15}
.related-reading>div>p{max-width:760px;margin:0;color:var(--muted)}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:28px}
.related-card{display:block;padding:22px;border:1px solid var(--line);border-radius:16px;background:#fff;text-decoration:none;transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease}
.related-card:hover{transform:translateY(-2px);border-color:#b8cdbf;box-shadow:0 10px 24px rgba(7,91,50,.08)}
.related-card strong{display:block;margin-bottom:7px;color:var(--green);font-size:17px}
.related-card span{display:block;color:var(--muted);font-size:14px;line-height:1.6}
@media(max-width:760px){.related-grid{grid-template-columns:1fr}.related-reading{padding:52px 0}}

/* Shared TikTok footer link for case-study and GEO pages. */
.site-foot a.foot-soc-b{display:inline-flex;align-items:center;gap:10px;color:rgba(255,255,255,.92);font-size:14px;text-decoration:none;opacity:1;visibility:visible}.site-foot .foot-soc-b .tt-mark{width:28px;height:28px;border-radius:8px;background:#111;display:inline-flex;align-items:center;justify-content:center;flex:0 0 28px;box-shadow:-2px 0 0 #25f4ee,2px 0 0 #fe2c55}.site-foot .foot-soc-b .tt-mark svg{display:block;width:16px;height:16px;fill:#fff}.site-foot .foot-soc-b .tt-label{display:inline;color:inherit;white-space:nowrap}.site-foot .foot-soc-b:hover{color:#fff}