:root{--ink:#17212d;--muted:#627086;--green:#0f765d;--green2:#eaf6f1;--bg:#f5f8fa;--card:#fff;--line:#dfe6eb;--warn:#fff8e8;--warnline:#efd38c;--blue:#1877f2}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;line-height:1.75}
a{color:inherit}.sidebar{position:fixed;inset:0 auto 0 0;width:250px;background:#fff;border-right:1px solid var(--line);padding:28px 18px;display:flex;flex-direction:column;z-index:20}
.brand{text-decoration:none;font-weight:900;letter-spacing:.06em;font-size:20px;line-height:1.05;padding:0 12px 28px}.brand span{font-size:12px;color:var(--green);letter-spacing:.18em}
nav{display:grid;gap:6px}.nav-link{padding:11px 12px;border-radius:10px;text-decoration:none;font-weight:650}.nav-link:hover,.nav-link.active{background:var(--green2);color:var(--green)}
.fb-link{margin-top:auto;text-decoration:none;border-top:1px solid var(--line);padding:20px 10px 0;font-weight:700;display:flex;gap:10px;align-items:center}.fb-icon{display:grid;place-items:center;background:var(--blue);color:#fff;width:28px;height:28px;border-radius:50%;font:bold 22px Arial}
.site{margin-left:250px;min-height:100vh}.topbar{height:72px;background:rgba(255,255,255,.95);border-bottom:1px solid var(--line);display:flex;align-items:center;gap:18px;padding:0 5vw;position:sticky;top:0;z-index:10}.top-title{font-weight:800}.lang-btn{margin-left:auto;text-decoration:none;border:1px solid var(--line);background:#fff;padding:8px 16px;border-radius:999px;font-weight:700}.menu-btn{display:none;border:0;background:none;font-size:24px}
.content{max-width:1120px;margin:auto;padding:58px 5vw 90px}.eyebrow{color:var(--green);font-weight:850;letter-spacing:.04em}.hero h1,.page-head h1{font-size:clamp(38px,6vw,72px);line-height:1.08;margin:.15em 0 .25em;letter-spacing:-.035em}.page-head h1{font-size:clamp(34px,5vw,58px)}.lead{font-size:20px;color:var(--muted);max-width:850px}.notice{background:var(--warn);border:1px solid var(--warnline);border-radius:16px;padding:20px 24px;margin:32px 0}
.btn{display:inline-block;background:var(--green);color:#fff;text-decoration:none;padding:12px 18px;border-radius:10px;font-weight:800;margin:6px 8px 6px 0}.btn.secondary{background:#fff;color:var(--ink);border:1px solid var(--line)}
.section{margin-top:58px}.section h2{font-size:30px;line-height:1.25;margin-bottom:12px}.section h3{font-size:22px;margin:0 0 10px}.cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:24px}.card p:last-child{margin-bottom:0}
.timeline{position:relative;margin-top:30px}.timeline:before{content:"";position:absolute;left:15px;top:10px;bottom:10px;width:2px;background:#cfe2db}.chapter{position:relative;padding:0 0 36px 54px}.chapter:before{content:"";position:absolute;left:7px;top:9px;width:18px;height:18px;border-radius:50%;background:var(--green);border:4px solid #dff0ea}.chapter h2{margin:0 0 12px;font-size:28px;line-height:1.25}.chapter p{margin:8px 0}.chapter ul{margin:10px 0;padding-left:22px}.tag{display:inline-block;background:var(--green2);color:var(--green);padding:4px 9px;border-radius:999px;font-size:13px;font-weight:800;margin-bottom:8px}
.news-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:28px}.news-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;display:flex;flex-direction:column;min-height:190px}.pub{font-size:13px;color:var(--green);font-weight:850;letter-spacing:.03em}.news-card h2{font-size:20px;line-height:1.45;margin:10px 0}.news-card h2 a{text-decoration:none}.news-card h2 a:hover{text-decoration:underline}.read{margin-top:auto;color:var(--green);font-weight:800;text-decoration:none}
.verify-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.verify-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px}.verify-card h2{font-size:22px;line-height:1.3}.verify-card a{color:#075bd8}
.sharebox{background:#fff;border:1px solid var(--line);border-radius:16px;padding:26px;margin-top:40px}.sharebox img{max-width:260px;width:100%;border-radius:8px;border:1px solid var(--line)}
footer{border-top:1px solid var(--line);padding:28px 5vw;color:var(--muted);font-size:13px}
@media(max-width:850px){.sidebar{transform:translateX(-100%);transition:.2s}.nav-open .sidebar{transform:none;box-shadow:0 0 30px #0002}.site{margin-left:0}.menu-btn{display:block}.content{padding-top:38px}.cards,.news-grid,.verify-grid{grid-template-columns:1fr}.topbar{padding:0 20px}.hero h1{font-size:48px}}