:root{--bg:#F6F0E6;--deep:#EFE6D6;--card:#FFF9F0;--sub:#E8DCC8;--title:#2C2118;--text:#4A3828;--muted:#6E5744;--soft:#8A7360;--terracotta:#C47A3A;--sand:#C4A574;--olive:#6B7F4A;--brown:#5C3A21;--border:rgba(92,58,33,.16);--shadow:0 16px 42px rgba(44,33,24,.10);--max:1240px}
*{box-sizing:border-box}html{scroll-behavior:smooth;overflow-x:hidden}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.75 system-ui,-apple-system,"Segoe UI","Microsoft YaHei",sans-serif;overflow-x:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}.wrap{width:min(var(--max),calc(100% - 32px));margin:0 auto}.skip-link{position:fixed;left:16px;top:-60px;z-index:1000;background:var(--title);color:#FFF9F0;padding:10px 14px;border-radius:8px}.skip-link:focus{top:12px}.site-header{position:fixed;top:0;left:0;right:0;z-index:90}.earth-line{height:20px;background:var(--title);color:#EFE6D6;font-size:12px}.earth-line-inner,.stage-bar-inner,.soil-tabs-inner{height:100%;display:flex;align-items:center}.earth-line-inner{justify-content:space-between}.brand-mini{font-weight:700;letter-spacing:.06em}.text-button{border:0;background:transparent;color:#EFE6D6;padding:0 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p{margin:0;color:var(--muted);max-width:660px}.earth-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.earth-card,.content-card,.status-card,.standard-card,.faq-item,.notice-card{background:var(--card);border:1px solid var(--border);border-radius:14px;box-shadow:var(--shadow)}.earth-card{padding:20px;position:relative}.earth-card::before{content:"";width:34px;height:6px;border-radius:4px;background:var(--terracotta);display:block;margin-bottom:14px}.earth-card:nth-child(even)::before{background:var(--olive)}.earth-card h3{margin:0 0 6px;color:var(--title);font-size:19px}.earth-card p{margin:0 0 10px;color:var(--muted)}.earth-card a{font-weight:800;color:var(--brown)}.split{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(280px,.9fr);gap:26px;align-items:center}.split.reverse{grid-template-columns:minmax(280px,.9fr) minmax(0,1.1fr)}.split.reverse .media-frame{order:2}.section-copy h2{margin:0 0 10px;color:var(--title);font-size:28px}.section-copy p{margin:0 0 14px}.number-list{display:grid;gap:10px;margin-top:18px}.number-row{display:grid;grid-template-columns:48px 1fr;gap:12px;padding:12px 14px;background:rgba(255,249,240,.7);border:1px solid var(--border);border-radius:10px}.number-row b{color:var(--terracotta);font-size:20px}.quad-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.content-card{overflow:hidden}.content-card .media-frame{border:0;border-bottom:1px solid var(--border);border-radius:0;height:210px}.content-card-body{padding:18px}.content-card h3{margin:0 0 7px;color:var(--title)}.content-card p{margin:0;color:var(--muted)}.stage-line{display:grid;grid-template-columns:repeat(6,1fr);gap:10px}.stage-step{padding:18px 14px;border:1px solid var(--border);background:var(--card);border-radius:12px}.stage-step b{display:block;color:var(--terracotta);font-size:22px}.stage-step 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var(--border);border-radius:14px}.article-block h2{margin:0 0 10px;color:var(--title);font-size:22px}.article-block p{margin:0}.article-block .index{color:var(--terracotta);font-weight:900;letter-spacing:.08em}.wide-note{margin-top:18px;padding:22px;background:var(--deep);border-left:4px solid var(--olive);border-radius:10px}.faq-list{display:grid;gap:14px}.faq-item{padding:20px}.faq-item h2{margin:0 0 8px;color:var(--title);font-size:19px}.faq-item p{margin:0}.soil-drawer{position:fixed;z-index:120;left:0;top:0;bottom:0;width:min(370px,86vw);background:var(--bg);transform:translateX(-105%);transition:transform .25s ease;visibility:hidden;pointer-events:none;box-shadow:20px 0 60px rgba(44,33,24,.18);display:flex;flex-direction:column}.soil-drawer.is-open{transform:translateX(0);visibility:visible;pointer-events:auto}.drawer-head{height:74px;display:flex;align-items:center;justify-content:space-between;padding:12px 16px;border-bottom:1px solid 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span{font-size:13px;color:var(--muted);line-height:1.55;margin-top:2px}.overlay{position:fixed;inset:0;z-index:110;background:rgba(44,33,24,.38);opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.overlay.is-open{opacity:1;visibility:visible;pointer-events:auto}.site-search{position:fixed;z-index:121;left:0;right:0;top:84px;visibility:hidden;pointer-events:none;opacity:0;transition:.2s}.site-search.is-open{visibility:visible;pointer-events:auto;opacity:1}.search-card{width:min(760px,calc(100% - 32px));margin:0 auto;background:var(--sand);border:1px solid var(--border);box-shadow:var(--shadow);padding:20px}.search-head{display:flex;justify-content:space-between;align-items:center;color:var(--title);font-size:20px}.search-card label{display:block;margin-bottom:8px;color:var(--brown);font-weight:700}.search-card input{width:100%;min-height:46px;border:1px solid rgba(92,58,33,.28);background:#FFF9F0;color:var(--title);padding:10px 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@media(max-width:960px){.earth-grid{grid-template-columns:repeat(2,1fr)}.quad-grid{grid-template-columns:repeat(2,1fr)}.stage-line{grid-template-columns:repeat(3,1fr)}.status-grid,.standard-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:2fr repeat(2,1fr)}.page-hero .wrap,.split,.split.reverse{grid-template-columns:1fr}.split.reverse .media-frame{order:0}.article-grid{grid-template-columns:1fr}}
@media(max-width:720px){body{padding-bottom:50px}.wrap{width:min(var(--max),calc(100% - 32px))}.site-main{padding-top:84px}.soil-tabs{display:none}.earth-line{height:20px}.stage-bar{height:64px}.stage-bar-inner{grid-template-columns:minmax(0,1fr) auto auto;gap:8px}.brand-main{min-width:0}.brand-logo{max-width:132px;height:32px}.drawer-button,.join-link{padding:0 11px;font-size:14px}.hero,.page-hero{padding-top:20px}.hero-frame{min-height:150px}.hero-copy{text-align:left}.actions{justify-content:flex-start}.earth-grid,.quad-grid,.status-grid,.standard-grid,.policy-grid{grid-template-columns:1fr}.section{padding:30px 0}.section-head{display:block}.section-head p{margin-top:6px}.stage-line{grid-template-columns:repeat(2,1fr)}.page-hero .media-frame{height:230px}.article-grid{grid-template-columns:1fr}.site-search{top:20px;bottom:0;background:var(--sand);padding:64px 0 0}.search-card{width:100%;height:100%;box-shadow:none;border:0;padding:20px}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}.site-footer{padding-bottom:82px}.mobile-bottom{display:grid;position:fixed;z-index:95;left:0;right:0;bottom:0;height:calc(50px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);grid-template-columns:repeat(5,1fr);background:#D8C4A3;border-top:1px solid rgba(92,58,33,.22)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;min-height:50px;font-size:13px;font-weight:800;color:var(--brown)}.mobile-bottom a.active{background:var(--terracotta);color:#FFF9F0}.soil-drawer{z-index:130}.overlay{z-index:125}.site-search{z-index:131}}
@media(max-width:440px){.brand-mini{font-size:11px}.earth-grid,.footer-grid{grid-template-columns:1fr}.footer-links{border-top:1px solid rgba(239,230,214,.12);padding-top:14px}.stage-line{grid-template-columns:1fr}.drawer-button,.join-link{padding:0 9px}.brand-main span{font-size:15px}}