:root{--ink:#10251b;--green:#147649;--green2:#0d5738;--soft:#f3f8f5;--line:#d8e6dd;--muted:#557063;--white:#fff}
*{box-sizing:border-box}body{margin:0;font-family:Arial,"Microsoft YaHei","Noto Sans CJK SC",sans-serif;color:var(--ink);background:#fff;line-height:1.72}
a{color:var(--green2);text-decoration:none}a:hover{text-decoration:underline}.top{background:#0b3022;color:#fff;padding:12px 3vw;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;position:sticky;top:0;z-index:5}
.top a{color:#fff;margin-left:18px}.hero{padding:72px 4vw 54px;background:linear-gradient(120deg,#f6fbf8,#e7f6ee)}.eyebrow{font-weight:700;letter-spacing:.12em;color:var(--green)}
h1{font-size:clamp(38px,5vw,72px);line-height:1.08;margin:14px 0}.en{font-size:clamp(20px,2.5vw,34px);color:#365f4d;margin-bottom:22px}.lead{max-width:1180px;font-size:20px}
.btns{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.btn{padding:12px 18px;border-radius:12px;border:1px solid #acd1bb;background:#fff;font-weight:700}.btn.primary{background:var(--green);color:#fff}
main{max-width:1500px;margin:auto;padding:36px 3vw 70px}.section{margin:40px 0 58px}.section h2{font-size:34px;margin:0 0 18px}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(245px,1fr));gap:18px}
.card{border:1px solid var(--line);border-radius:18px;padding:22px;background:#fff}.card h3{margin:0 0 9px;font-size:22px}.stat{font-size:36px;font-weight:800;color:var(--green)}
.timeline{border-left:3px solid #8fc5a7;padding-left:24px}.timeline .t{margin:18px 0}.year{font-weight:800;color:var(--green)}.flow{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.node{padding:11px 15px;border:1px solid #a8ccb7;border-radius:14px;background:#f7fbf8;font-weight:700}.arrow{font-size:22px;color:#6d9480}
table{width:100%;border-collapse:collapse;font-size:15px}th,td{border-bottom:1px solid var(--line);padding:10px 8px;text-align:left;vertical-align:top}th{background:#f0f7f3;position:sticky;top:46px}
.note{border-left:4px solid var(--green);background:#f4f9f6;padding:16px 18px;border-radius:8px}.src{font-size:14px;color:#48675a}.tag{display:inline-block;padding:3px 8px;border-radius:999px;background:#e7f4ec;margin:2px;font-size:12px}
.gallery{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px}.media{border:1px solid var(--line);border-radius:16px;overflow:hidden;background:#fff}.media img{width:100%;height:220px;object-fit:contain;background:#f6f7f6}.media .p{padding:14px}
footer{background:#0b3022;color:#d9e8e0;padding:28px 4vw}.toc ol{columns:2;column-gap:50px}@media(max-width:760px){.toc ol{columns:1}table{font-size:13px}.hero{padding-top:44px}}