:root{--bg:#F6F0E6;--deep:#EFE6D6;--paper:#FFF9F0;--soft:#E8DCC8;--ink:#2C2118;--text:#4A3828;--muted:#6E5744;--quiet:#8A7360;--clay:#C47A3A;--sand:#C4A574;--olive:#6B7F4A;--brown:#5C3A21;--border:rgba(92,58,33,.16);--shadow:0 16px 42px rgba(44,33,24,.10);--top:126px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;line-height:1.75;overflow-x:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}a,button{outline-offset:3px}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(107,127,74,.45)}.shell{width:min(1240px,calc(100% - 32px));margin:auto}.site-head{position:fixed;z-index:50;inset:0 0 auto 0}.soil-line{height:20px;background:var(--ink);color:var(--deep);font-size:12px}.soil-inner{height:20px;display:flex;justify-content:space-between;align-items:center}.text-btn{border:0;background:transparent;color:var(--deep);padding:0 4px;min-height:20px;cursor:pointer}.stage-bar{height:64px;background:var(--sand);border-bottom:1px solid rgba(196,122,58,.45)}.stage-inner{height:64px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:12px}.brand{justify-self:start;display:flex;align-items:center;min-height:44px}.brand-logo{display:block;max-height:38px;max-width:220px;object-fit:contain}.brand-text{font-weight:800;color:var(--brown);font-size:20px}.drawer-trigger,.join-link{min-height:44px;display:inline-flex;align-items:center;justify-content:center;border:1px solid rgba(92,58,33,.24);background:rgba(255,249,240,.5);color:var(--brown);border-radius:10px;padding:0 18px;font-weight:700}.join-link{justify-self:end}.earth-tabs{height:42px;background:var(--deep);border-bottom:1px solid var(--border)}.tab-inner{height:42px;display:flex;align-items:center;gap:6px}.tab-inner a{padding:5px 12px;border-radius:8px;color:var(--brown);font-size:14px}.tab-inner a.is-active,.tab-inner 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12px;color:var(--ink)}h2,h3{color:var(--ink);line-height:1.35}.lead{font-size:17px}.actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.btn-primary,.btn-secondary{display:inline-flex;min-height:44px;align-items:center;justify-content:center;padding:9px 18px;border-radius:10px;font-weight:700}.btn-primary{background:linear-gradient(135deg,#C4A574 0%,#C47A3A 55%,#8B5E3C 100%);color:var(--paper)}.btn-secondary{background:var(--sand);color:var(--brown);border:1px solid var(--border)}.section{padding:26px 0}.section-head{display:flex;justify-content:space-between;gap:20px;align-items:end;margin-bottom:16px}.section-head p{max-width:680px;margin:0;color:var(--muted)}.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.card-grid.two{grid-template-columns:repeat(2,1fr)}.card-grid.four{grid-template-columns:repeat(4,1fr)}.earth-card,.content-card,.notice-card{background:var(--paper);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:14px;padding:20px}.earth-card h3,.content-card h3{margin:6px 0 8px}.swatch{width:36px;height:8px;border-radius:3px;background:var(--clay);margin-bottom:14px}.swatch.olive{background:var(--olive)}.text-link{display:inline-flex;margin-top:10px;color:var(--brown);font-weight:800;border-bottom:1px solid var(--clay)}.feature-row{display:grid;grid-template-columns:minmax(260px,42%) 1fr;gap:24px;align-items:center;background:var(--paper);border:1px solid var(--border);border-radius:16px;padding:18px}.feature-row.reverse{grid-template-columns:1fr minmax(260px,42%)}.feature-row.reverse .feature-media{order:2}.number-list{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin:16px 0}.number-item{background:var(--deep);border-left:4px solid var(--clay);padding:14px;border-radius:10px}.number-item strong{display:block;color:var(--ink)}.timeline{display:grid;gap:12px;counter-reset:step}.timeline article{background:var(--paper);border:1px solid var(--border);border-radius:12px;padding:18px 18px 18px 68px;position:relative}.timeline article:before{counter-increment:step;content:counter(step,decimal-leading-zero);position:absolute;left:18px;top:18px;color:var(--clay);font-weight:900;font-size:22px}.status{display:inline-block;padding:2px 8px;border-radius:6px;background:var(--deep);color:var(--brown);font-size:13px;font-weight:700}.prose{background:var(--paper);border:1px solid var(--border);border-radius:16px;padding:clamp(20px,3vw,34px);box-shadow:var(--shadow)}.prose section+section{border-top:1px solid var(--border);margin-top:24px;padding-top:20px}.prose h2{font-size:21px;margin:0 0 10px}.prose p{margin:0 0 12px}.prose ul{padding-left:1.2em}.prose li{margin:5px 0}.faq details{background:var(--paper);border:1px solid var(--border);border-radius:12px;padding:14px 18px}.faq details+details{margin-top:12px}.faq 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@media(max-width:680px){:root{--top:84px}.earth-tabs{display:none}.stage-inner{grid-template-columns:minmax(0,1fr) auto auto;gap:6px}.brand-logo{max-width:130px;max-height:34px}.drawer-trigger,.join-link{padding:0 10px}.main-content{padding-top:calc(var(--top) + 20px);padding-bottom:62px}.hero-media{min-height:160px}.card-grid,.card-grid.two,.card-grid.four,.notice-list,.number-list{grid-template-columns:1fr}.section-head{display:block}.footer-grid{grid-template-columns:1fr 1fr}.site-footer{padding-bottom:92px}.mobile-bottom{display:grid;grid-template-columns:repeat(5,1fr);position:fixed;z-index:55;left:0;right:0;bottom:0;height:calc(50px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:var(--paper);border-top:1px solid var(--border)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;min-width:0;font-size:13px}.mobile-bottom a.is-active{background:var(--clay);color:var(--paper)}.drawer-open .mobile-bottom,.search-open .mobile-bottom{z-index:40}.search-panel{top:0;height:100dvh;background:var(--sand);padding-top:24px}.search-card{height:100%;width:100%;margin:0;background:var(--sand);border:0;box-shadow:none}.quick-links a{background:var(--paper)}.soil-line{font-size:11px}.footer-brand-row{align-items:flex-start}}