:root{
  --bg:#F6F1EA;--bg2:#EFE6DA;--card:#FFFCF7;--ink:#161410;--text:#2A2622;--muted:#5C564E;--soft:#7A746C;--orange:#FF7A1A;--deep-orange:#C85A00;--border:rgba(22,20,16,.14);--shadow:0 14px 36px rgba(22,20,16,.12);--max:1120px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth;overflow-x:hidden}body{margin:0;background:var(--bg);color:var(--text);font-family:Arial,"Microsoft YaHei",sans-serif;font-size:16px;line-height:1.75;overflow-x:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.site-header{position:fixed;inset:0 0 auto 0;z-index:60}.ink-line{height:10px;background:var(--ink);color:var(--orange);font-size:9px;line-height:10px}.top-inner,.bar-inner,.spine-inner{max-width:var(--max);margin:auto;padding:0 16px}.top-inner{height:10px;display:flex;align-items:center;justify-content:space-between}.brand-mini{font-weight:700;letter-spacing:.08em}.top-search-btn{position:relative;border:0;background:transparent;color:var(--orange);padding:0 8px;cursor:pointer;font-size:9px;min-width:44px;height:44px;margin-top:34px;z-index:2}.material-bar{height:48px;background:var(--bg);border-bottom:1px solid var(--ink)}.bar-inner{height:100%;display:flex;align-items:center;justify-content:space-between;gap:12px}.brand-link{display:flex;align-items:center;min-height:44px;max-width:48%}.brand-logo,.drawer-logo,.footer-logo{display:block;max-width:100%;object-fit:contain;object-position:left center}.brand-logo{height:24px}.brand-text{font-weight:900;font-size:21px}.bar-actions{display:flex;align-items:center;gap:8px}.menu-btn,.app-btn,.close-btn{min-height:44px;border:1px solid var(--ink);background:var(--card);color:var(--ink);border-radius:10px;padding:9px 14px;cursor:pointer;font-weight:700}.app-btn{background:var(--orange)}.spine{height:32px;background:var(--bg);border-bottom:1px solid var(--border)}.spine-inner{height:100%;display:flex;align-items:center;justify-content:flex-start;gap:0}.spine a{position:relative;padding:4px 14px 4px 0;margin-right:14px;font-size:14px;font-weight:700}.spine a:not(:last-child)::after{content:"/";position:absolute;right:1px;color:var(--orange);font-weight:900}.spine a.is-current{color:var(--ink);text-decoration:underline;text-decoration-color:var(--orange);text-decoration-thickness:3px;text-underline-offset:4px}
.site-main{padding-top:110px;min-height:70vh}.shell{max-width:var(--max);margin:auto;padding:0 16px}.section{padding:34px 0}.section.alt{background:var(--bg2)}.section-card{background:var(--card);border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow);padding:24px}.hero{padding-top:26px}.hero-media,.media-slot{background:#F1DAC5;border:1px solid rgba(200,90,0,.22);border-radius:12px;display:flex;align-items:center;justify-content:center;overflow:hidden}.hero-media{min-height:170px;max-height:220px}.hero-media img{width:100%;max-height:220px;object-fit:contain;object-position:center}.media-slot{min-height:150px}.media-slot img,.content-img{width:100%;max-height:180px;object-fit:contain;object-position:center;display:block}.app-media img{max-height:420px;object-fit:contain}h1,h2,h3{color:var(--ink);line-height:1.25;margin:0 0 14px}h1{font-size:clamp(28px,4vw,32px)}h2{font-size:24px}h3{font-size:18px}p{margin:0 0 14px}.eyebrow{font-weight:800;color:var(--deep-orange);letter-spacing:.08em;font-size:13px}.lead{font-size:18px;color:var(--muted);max-width:820px}.actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:10px 16px;border-radius:10px;font-weight:800;border:1px solid var(--ink);background:var(--orange);color:var(--ink)}.btn.secondary{background:var(--bg);border-color:var(--orange)}.btn:hover,.btn:focus-visible,.menu-btn:hover,.menu-btn:focus-visible,.app-btn:hover,.app-btn:focus-visible,.close-btn:hover,.close-btn:focus-visible{outline:3px solid rgba(255,122,26,.34);outline-offset:2px}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:18px}.card p{color:var(--muted)}.card-link{display:inline-flex;min-height:44px;align-items:center;font-weight:800;color:var(--deep-orange)}.feature-row{display:grid;grid-template-columns:minmax(0,1.12fr) minmax(280px,.88fr);gap:24px;align-items:center}.feature-row.reverse{grid-template-columns:minmax(280px,.88fr) minmax(0,1.12fr)}.feature-row.reverse .copy{order:2}.feature-row.reverse .media-slot{order:1}.status-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:18px}.status{padding:14px;border-left:4px solid var(--orange);background:var(--card);font-weight:800}.prose{max-width:860px}.prose p{margin-bottom:16px}.prose h2{margin-top:30px}.note-box{background:var(--ink);color:var(--bg);border-radius:12px;padding:20px}.note-box h2,.note-box h3{color:var(--orange)}.note-box p,.note-box li{color:var(--bg)}.article-list{display:grid;gap:14px}.article-item{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:18px}.article-item small{color:var(--deep-orange);font-weight:800}.article-item p{color:var(--muted)}.faq-list details{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:14px 18px;margin:0 0 12px}.faq-list summary{cursor:pointer;font-weight:800;color:var(--ink)}.faq-list p{margin:12px 0 4px}.tag-row{display:flex;gap:8px;flex-wrap:wrap}.tag{padding:5px 9px;border:1px solid var(--orange);border-radius:10px;font-size:13px;font-weight:700}.breadcrumb{font-size:14px;color:var(--soft);margin-bottom:10px}.page-hero{padding:24px 0 16px}.page-hero .media-slot{margin-top:20px}.policy-list{padding-left:20px}.policy-list li{margin-bottom:10px}.app-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:28px;align-items:center}.mini-icon{width:64px;height:64px;object-fit:contain;margin-bottom:12px}
.site-footer{background:var(--ink);color:var(--bg);padding:44px 0 82px}.footer-inner{max-width:var(--max);margin:auto;padding:0 16px}.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:26px}.footer-logo{height:24px}.footer-brand strong{display:block;color:var(--bg);font-size:20px}.footer-brand span{display:block;color:var(--orange);font-size:12px;letter-spacing:.12em}.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.footer-grid h2{font-size:16px;color:var(--orange)}.footer-grid a{display:block;color:var(--bg);padding:5px 0}.footer-note{margin-top:26px;color:#E5DDD2;max-width:900px}.copyright{margin-top:10px;color:#BEB5AA;font-size:14px}
.overlay{position:fixed;inset:0;background:rgba(22,20,16,.46);z-index:70;opacity:0;pointer-events:none;transition:opacity .18s}.overlay.is-visible{opacity:1;pointer-events:auto}.material-drawer,.search-panel{position:fixed;left:50%;z-index:80;background:var(--bg);border:1px solid var(--ink);box-shadow:var(--shadow);visibility:hidden;pointer-events:none;opacity:0;transform:translate(-50%,-12px);transition:opacity .18s,transform .18s,visibility .18s}.material-drawer{top:58px;width:min(560px,calc(100% - 32px));max-height:calc(100vh - 74px);border-radius:0 0 12px 12px;border-top:3px solid var(--orange);overflow:auto}.search-panel{top:58px;width:min(500px,calc(100% - 32px));border-radius:0 0 12px 12px;padding:18px}.material-drawer.is-open,.search-panel.is-open{visibility:visible;pointer-events:auto;opacity:1;transform:translate(-50%,0)}.drawer-head,.search-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 16px;border-bottom:1px solid var(--border)}.drawer-brand{display:flex;align-items:center;gap:10px}.drawer-logo{height:22px}.drawer-groups{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;padding:16px}.drawer-groups h2{font-size:15px;color:var(--deep-orange);margin-bottom:7px}.drawer-groups a{display:block;padding:7px 0;border-bottom:1px solid var(--border)}.drawer-groups a b{display:block;color:var(--ink);font-size:14px}.drawer-groups a span{display:block;color:var(--muted);font-size:12px;line-height:1.45}.search-head{padding:0 0 12px}.search-faux{min-height:48px;border:1px solid var(--ink);border-radius:10px;background:var(--card);display:flex;align-items:center;padding:10px 12px;color:var(--soft);margin:16px 0}.search-links{display:grid;grid-template-columns:repeat(2,1fr);gap:8px}.search-links a{display:flex;align-items:center;min-height:44px;padding:8px 10px;background:var(--card);border:1px solid var(--border);border-radius:10px;font-weight:700}.panel-open{overflow:hidden}.mobile-bottom{display:none}
@media (max-width:800px){.site-main{padding-top:74px}.spine{display:none}.ink-line{height:10px}.material-bar{height:48px}.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:1fr}.grid-2{grid-template-columns:1fr}.feature-row,.feature-row.reverse,.app-layout{grid-template-columns:1fr}.feature-row.reverse .copy,.feature-row.reverse .media-slot{order:initial}.status-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:repeat(2,1fr)}.material-drawer{top:58px;width:calc(100% - 20px);max-height:60vh}.search-panel{top:58px;width:calc(100% - 20px)}.mobile-bottom{position:fixed;z-index:65;left:0;right:0;bottom:0;display:grid;grid-template-columns:repeat(5,1fr);min-height:50px;padding-bottom:env(safe-area-inset-bottom);background:var(--bg);border-top:1px solid var(--ink)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;min-height:50px;font-size:13px;font-weight:800}.mobile-bottom a.is-current{background:var(--ink);color:var(--orange)}body{padding-bottom:calc(50px + env(safe-area-inset-bottom))}.site-footer{padding-bottom:32px}.drawer-groups{grid-template-columns:1fr}.hero-media{min-height:130px}.section{padding:26px 0}.section-card{padding:18px}.bar-actions{gap:6px}.menu-btn,.app-btn{padding:8px 10px}.brand-link{max-width:42%}}
@media (max-width:520px){.grid-4,.status-grid,.footer-grid{grid-template-columns:1fr}.top-inner,.bar-inner,.shell,.footer-inner{padding-left:16px;padding-right:16px}.hero-media img{max-height:190px}.media-slot img,.content-img{max-height:170px}h2{font-size:22px}.search-links{grid-template-columns:1fr}}