:root{--bg:#f4edd8;--paper:#fcf8eb;--paper2:#eee2c4;--ink:#1d180d;--text:#2e2615;--muted:#6b5c38;--gold:#b78b2f;--deep:#6f5117;--line:rgba(29,24,13,.13);--shadow:0 14px 34px rgba(29,24,13,.09)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;overflow-x:hidden}body.locked{overflow:hidden}a{color:inherit;text-decoration:none}button{font:inherit}.skip-link{position:fixed;left:16px;top:-60px;z-index:1000;background:#fff;padding:10px 14px}.skip-link:focus{top:8px}.topline{height:20px;background:var(--ink);color:#dcb65d;font-size:12px;position:fixed;top:0;left:0;right:0;z-index:50}.topline-inner,.head-inner,.leaf-inner,.site-main,.footer-inner{max-width:960px;margin:auto}.topline-inner{height:20px;padding:0 16px;display:flex;align-items:center;justify-content:space-between}.text-button{border:0;background:none;color:inherit;padding:0;cursor:pointer}.site-head{height:54px;background:rgba(252,248,235,.97);border-bottom:1px solid var(--line);position:fixed;top:20px;left:0;right:0;z-index:49}.head-inner{height:54px;padding:0 16px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;min-height:44px}.brand-image img{height:24px;max-width:170px;object-fit:contain}.brand-image:has(img)+.brand-fallback{display:none}.brand-fallback{font-weight:800}.head-actions{display:flex;gap:8px;align-items:center}.app-link,.menu-button,.btn{height:42px;display:inline-flex;align-items:center;justify-content:center;padding:0 16px;border-radius:999px;border:1px solid rgba(111,81,23,.45);font-size:14px}.app-link{background:var(--ink);color:var(--paper)}.menu-button{background:var(--paper);color:var(--ink);cursor:pointer}.leaf-nav{height:46px;background:var(--paper);position:fixed;top:74px;left:0;right:0;z-index:48;border-bottom:1px solid var(--line)}.leaf-inner{height:46px;display:flex;align-items:center;justify-content:center;gap:46px;padding:0 16px}.leaf-item{display:flex;align-items:center;gap:8px;font-size:13px}.leaf-item i{width:22px;height:14px;border:1px solid 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var(--line);box-shadow:var(--shadow)}.section.plain{background:transparent;border:0;box-shadow:none;padding-left:0;padding-right:0}.section-head{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:16px}.section-head p{max-width:600px;color:var(--muted);font-size:14px}.image-slot{background:#f7f0dd;border:1px dashed rgba(111,81,23,.28);border-radius:16px;display:flex;align-items:center;justify-content:center;overflow:hidden;min-height:150px}.image-slot img{width:100%;height:100%;object-fit:contain;object-position:center}.split-vertical{display:grid;grid-template-columns:minmax(180px,250px) 1fr;gap:24px;align-items:stretch}.split-vertical .image-slot{height:220px}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:16px}.card{background:#fffaf0;border:1px solid var(--line);border-radius:16px;padding:18px}.card p:last-child{margin-bottom:0}.card .image-slot{height:170px;margin-bottom:14px}.ring-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:16px}.ring-main,.ring-side{padding:18px;border-radius:16px;background:#fffaf0;border:1px solid var(--line)}.ring-side{align-self:center}.feature-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:18px}.feature-grid .image-slot{height:210px}.phase-row{display:grid;grid-template-columns:120px 1fr;gap:18px;padding:16px 0;border-top:1px solid var(--line)}.phase-row:first-of-type{border-top:0}.phase-tag{font-weight:800;color:var(--deep)}.status-list{display:grid;gap:12px}.status-item{display:grid;grid-template-columns:120px 1fr;gap:16px;align-items:center;padding:14px;border-radius:14px;background:#fffaf0;border:1px solid var(--line)}.status{font-size:12px;font-weight:800;padding:6px 10px;border-radius:999px;text-align:center;background:#e8d7aa;color:#382b0f}.app-stack .image-slot{height:310px;margin:16px auto;max-width:520px}.app-icon{width:48px;height:48px;display:block;object-fit:contain;margin:0 auto 10px}.link-list{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.link-list a{padding:14px 16px;background:#fffaf0;border:1px solid var(--line);border-radius:14px}.faq-list{display:grid;gap:14px}.faq-item{padding:18px;border:1px solid var(--line);border-radius:16px;background:#fffaf0}.faq-item h3{margin-bottom:8px}.article-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.article-grid section{padding:18px;border:1px solid var(--line);border-radius:16px;background:#fffaf0}.banner-slot{height:200px;margin-bottom:22px}.note{padding:14px 16px;border-left:3px solid var(--gold);background:#f1e6c8;border-radius:0 12px 12px 0}.site-footer{background:var(--ink);color:#f4edd8;border-top:1px solid #b78b2f}.footer-inner{padding:32px 16px 78px}.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:22px}.footer-logo img{height:24px;max-width:160px;object-fit:contain}.footer-brand 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solid var(--line)}.mini-brand{display:flex;align-items:center;gap:8px}.mini-brand img{height:24px;max-width:120px;object-fit:contain}.close-btn,.search-head button{border:1px solid var(--line);background:var(--paper);height:36px;border-radius:10px;padding:0 12px}.menu-scroll{max-height:280px;overflow:auto;padding:10px 14px 16px}.menu-scroll section+section{margin-top:14px}.menu-scroll h3{font-size:12px;color:var(--deep);margin-bottom:6px}.menu-scroll a{display:block;padding:9px 0;border-bottom:1px solid rgba(29,24,13,.07)}.menu-scroll b{font-size:13px;margin-right:8px}.menu-scroll small{display:block;color:var(--muted);margin-top:2px}.search-panel{position:fixed;z-index:82;top:82px;left:0;right:0;opacity:0;visibility:hidden;pointer-events:none}.search-panel.open{opacity:1;visibility:visible;pointer-events:auto}.search-card{max-width:720px;margin:auto;background:var(--paper);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:0 0 18px 18px;padding:18px}.search-head{display:flex;justify-content:space-between;align-items:center}.search-links{display:flex;gap:8px;flex-wrap:wrap}.search-links a{border:1px solid var(--line);border-radius:999px;padding:9px 12px;font-size:13px}.mobile-bar{display:none}.btn:hover,.app-link:hover,.link-list a:hover{transform:translateY(-1px)}a:focus-visible,button:focus-visible{outline:3px solid rgba(183,139,47,.5);outline-offset:2px}
@media(max-width:700px){.leaf-nav{display:none}.site-main{padding-top:96px;padding-bottom:74px}.site-head{top:20px}.brand-image img{max-width:130px}.head-actions{gap:6px}.app-link,.menu-button{padding:0 12px;height:44px}.section{padding:18px;border-radius:16px}.split-vertical,.two-col,.ring-layout,.feature-grid,.article-grid{grid-template-columns:1fr}.split-vertical .image-slot{height:210px}.phase-row,.status-item{grid-template-columns:1fr;gap:8px}.link-list{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.menu-panel{top:82px;right:6%;width:88%;max-height:calc(100vh - 150px)}.menu-scroll{max-height:calc(100vh - 240px)}.search-panel{top:20px;bottom:0;background:var(--ink)}.search-card{height:100%;max-width:none;border-radius:0;background:var(--ink);color:#f7e8b3;padding:72px 20px 20px}.search-head strong{color:#f7e8b3}.search-head button{background:transparent;color:#f7e8b3;border-color:#b78b2f}.search-links a{border-color:#b78b2f}.mobile-bar{display:grid;grid-template-columns:repeat(4,1fr);position:fixed;z-index:60;left:0;right:0;bottom:0;height:calc(48px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:var(--paper);border-top:1px solid var(--line)}.mobile-bar a{display:flex;align-items:center;justify-content:center;font-size:13px}.mobile-bar a.active{background:#d3aa49;color:#1d180d;font-weight:800}.footer-inner{padding-bottom:92px}.hero{padding-top:18px}}