:root{--paper:#F3EEEA;--deep:#E7E0DA;--content:#FFFCF9;--secondary:#EDE6E0;--title:#2C2222;--text:#3D3333;--muted:#6B5C5C;--soft:#8A7A78;--brick:#B23A3A;--bright:#C94A4A;--rust:#8C2F2F;--slate:#6B6563;--sand:#D8CFC6;--line:rgba(178,58,58,.16);--shadow:0 14px 36px rgba(44,34,34,.10);--max:1180px}
*{box-sizing:border-box}html{scroll-behavior:smooth;overflow-x:hidden}body{margin:0;background:var(--paper);color:var(--text);font:16px/1.75 Arial,"PingFang SC","Microsoft YaHei",sans-serif;overflow-x:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}.wrap{width:min(var(--max),calc(100% - 32px));margin:auto}.skip-link{position:fixed;left:16px;top:-60px;z-index:999;background:var(--title);color:#fff;padding:8px 12px}.skip-link:focus{top:8px}.site-shell{position:fixed;z-index:80;top:0;left:0;right:0;box-shadow:0 1px 0 var(--line)}.shell-line{height:18px;background:var(--rust);color:#FFFCF9;font-size:11px}.shell-line-inner{height:18px;display:flex;align-items:center;justify-content:space-between;gap:12px}.text-button{border:0;background:transparent;color:#FFFCF9;padding:0 6px;cursor:pointer}.armor-bar{height:60px;background:var(--paper);border-bottom:1px solid var(--line)}.armor-inner{height:60px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:14px}.brand-mark{justify-self:start;display:flex;align-items:center;min-width:44px;min-height:44px}.brand-logo{display:block;max-width:210px;height:34px;object-fit:contain;object-position:left center}.brand-fallback{font-weight:800;letter-spacing:.05em;color:var(--title)}.cocoon-trigger{justify-self:center;min-width:70px;min-height:44px;border:1px solid var(--brick);border-radius:10px;background:var(--content);color:var(--title);cursor:pointer}.app-link{justify-self:end;display:inline-flex;align-items:center;min-height:44px;padding:0 14px;border-radius:10px;background:linear-gradient(135deg,#C94A4A 0%,#B23A3A 52%,#8C2F2F 100%);color:#FFFCF9;font-weight:700}.whisker-strip{height:40px;background:var(--sand);border-bottom:1px solid rgba(107,101,99,.25)}.whisker-inner{height:40px;display:flex;align-items:center;gap:8px}.whisker-inner a{display:inline-flex;align-items:center;min-height:28px;padding:0 11px;border-radius:7px;font-size:14px}.whisker-inner a.is-active{background:var(--brick);color:#FFFCF9}.site-main{padding-top:118px;min-height:60vh}.hero,.page-hero{padding:28px 0 18px}.hero-media,.section-media,.mini-media{background:var(--deep);border:1px solid var(--line);border-radius:12px;overflow:hidden;display:flex;align-items:center;justify-content:center}.hero-media{min-height:180px;max-height:300px}.content-image,.hero-image{width:100%;height:100%;max-height:300px;object-fit:contain;object-position:center}.image-placeholder{display:flex;align-items:center;justify-content:center;width:100%;min-height:180px;background:linear-gradient(135deg,var(--deep),var(--secondary));color:var(--title);font-weight:800;letter-spacing:.08em;text-align:center;padding:24px}.section-media .content-image{height:220px}.section-media .image-placeholder{min-height:220px}.eyebrow{margin:18px 0 4px;color:var(--brick);font-weight:800;letter-spacing:.09em}.hero h1,.page-hero h1{font-size:clamp(28px,4vw,32px);line-height:1.25;margin:0;color:var(--title)}.lead{max-width:860px;margin:14px 0 0;color:var(--muted)}.button-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 16px;border-radius:10px;font-weight:700}.btn-primary{background:linear-gradient(135deg,#C94A4A 0%,#B23A3A 52%,#8C2F2F 100%);color:#FFFCF9}.btn-secondary{border:1px solid var(--brick);background:var(--paper);color:var(--title)}.section{padding:28px 0}.section.alt{background:var(--deep)}.section-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:16px}.section-head h2{margin:0;color:var(--title);font-size:24px}.section-head p{margin:0;color:var(--muted);max-width:660px}.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.card-grid.four{grid-template-columns:repeat(4,1fr)}.card-grid.two{grid-template-columns:repeat(2,1fr)}.card,.panel,.step,.status-card,.quote-card,.link-card{background:var(--content);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);padding:18px}.card h3,.panel h3,.step h3,.status-card h3,.quote-card h3{margin:0 0 8px;color:var(--title)}.card p,.panel p,.step p,.status-card p,.quote-card p{margin:0;color:var(--muted)}.card a,.link-card a{color:var(--brick);font-weight:700}.tag{display:inline-block;padding:4px 8px;border-radius:6px;color:#FFFCF9;font-size:12px;margin-bottom:10px}.tag.red{background:var(--brick)}.tag.rust{background:var(--rust)}.tag.slate{background:var(--slate)}.number-list{display:grid;gap:12px}.number-item{display:grid;grid-template-columns:72px 1fr;gap:14px;align-items:start;background:var(--content);border:1px solid var(--line);border-radius:12px;padding:16px}.big-number{font-size:38px;line-height:1;color:var(--brick);font-weight:900}.number-item h3{margin:0 0 6px;color:var(--title)}.number-item p{margin:0;color:var(--muted)}.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(280px,.8fr);gap:22px;align-items:start}.prose{background:var(--content);border:1px solid var(--line);border-radius:12px;padding:22px}.prose h2,.prose h3{color:var(--title);line-height:1.35}.prose h2{font-size:23px;margin:26px 0 10px}.prose h2:first-child{margin-top:0}.prose h3{font-size:18px;margin:20px 0 8px}.prose p{margin:0 0 14px}.prose ul{margin:8px 0 16px;padding-left:1.2em}.prose li{margin:6px 0}.editor-note{border-left:4px solid var(--brick);background:var(--secondary);padding:14px 16px;border-radius:0 10px 10px 0}.app-showcase{display:grid;grid-template-columns:minmax(220px,360px) 1fr;gap:24px;align-items:center}.app-art{max-height:420px;background:var(--deep);border:1px solid var(--line);border-radius:12px;display:flex;align-items:center;justify-content:center;padding:10px}.app-art img{width:100%;max-height:400px;object-fit:contain}.icon-art{width:72px;height:72px;object-fit:contain;border-radius:14px;background:var(--content);border:1px solid var(--line);padding:6px}.faq-list{display:grid;gap:12px}.faq-item{background:var(--content);border:1px solid var(--line);border-radius:12px;padding:18px}.faq-item h2,.faq-item h3{margin:0 0 8px;color:var(--title);font-size:18px}.faq-item p{margin:0;color:var(--muted)}.site-footer{background:var(--title);color:#E7E0DA;margin-top:36px;padding:30px 0 calc(26px + env(safe-area-inset-bottom))}.footer-brand-line{display:flex;align-items:center;gap:12px}.footer-logo{height:30px;max-width:200px;object-fit:contain}.footer-brand-line strong{display:block;color:#FFFCF9}.footer-brand-line span{font-size:12px;color:#D8CFC6}.footer-brand p{max-width:850px;color:#D8CFC6}.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding-top:18px;border-top:1px solid rgba(255,255,255,.1)}.footer-grid h2{font-size:16px;color:#FFFCF9;margin:0 0 10px}.footer-grid a{display:block;color:#E7E0DA;margin:6px 0}.footer-bottom{margin-top:24px;color:#D8CFC6;font-size:13px}.overlay{position:fixed;inset:0;z-index:88;background:rgba(44,34,34,.38);opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.overlay.is-open{opacity:1;visibility:visible;pointer-events:auto}.cocoon-menu{position:fixed;z-index:90;top:78px;right:max(16px,calc((100vw - 1180px)/2));width:min(580px,calc(100vw - 32px));max-height:58vh;overflow:auto;background:var(--paper);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:0 0 12px 12px;opacity:0;visibility:hidden;pointer-events:none;transform:translateX(18px);transition:.22s}.cocoon-menu.is-open{opacity:1;visibility:visible;pointer-events:auto;transform:none}.cocoon-head{position:sticky;top:0;z-index:2;background:var(--paper);display:flex;align-items:center;justify-content:space-between;padding:12px 14px;border-bottom:1px solid var(--line)}.cocoon-brand{display:flex;align-items:center;gap:10px;font-weight:800}.cocoon-brand img{height:30px;max-width:180px;object-fit:contain}.icon-close{min-height:40px;padding:0 12px;border:1px solid var(--line);border-radius:9px;background:var(--content);color:var(--title);cursor:pointer}.cocoon-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;padding:14px}.cocoon-grid section{background:var(--content);border:1px solid var(--line);border-radius:12px;padding:12px}.cocoon-grid h2{font-size:15px;margin:0 0 8px;color:var(--brick)}.cocoon-grid a{display:block;padding:9px;border-radius:8px}.cocoon-grid a:hover,.cocoon-grid a:focus-visible{background:var(--secondary);outline:none}.cocoon-grid b{display:block;color:var(--title);font-size:14px}.cocoon-grid span{display:block;color:var(--muted);font-size:12px;line-height:1.5}.search-panel{position:fixed;z-index:91;top:78px;left:50%;transform:translate(-50%,-8px);width:min(760px,calc(100vw - 32px));background:var(--content);border:1px solid var(--line);box-shadow:var(--shadow);padding:18px;opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.search-panel.is-open{opacity:1;visibility:visible;pointer-events:auto;transform:translate(-50%,0)}.search-head{display:flex;align-items:center;justify-content:space-between;gap:16px}.search-look{display:grid;gap:6px;margin:16px 0}.search-look input{min-height:46px;border:1px solid var(--line);border-radius:10px;background:var(--paper);padding:0 12px;color:var(--title)}.search-links{display:flex;flex-wrap:wrap;gap:8px}.search-links a{display:inline-flex;align-items:center;min-height:40px;padding:0 12px;border:1px solid var(--brick);border-radius:9px}.ui-locked{overflow:hidden}.mobile-bottom{display:none}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(178,58,58,.32);outline-offset:2px}
@media (max-width:900px){.card-grid,.card-grid.four{grid-template-columns:repeat(2,1fr)}.split,.app-showcase{grid-template-columns:1fr}.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:700px){.whisker-strip{display:none}.site-main{padding-top:78px;padding-bottom:64px}.armor-inner{grid-template-columns:minmax(0,1fr) auto auto;gap:8px}.brand-logo{max-width:145px;height:30px}.brand-fallback{font-size:15px}.cocoon-trigger{min-width:58px;padding:0 9px}.app-link{padding:0 9px;font-size:14px}.hero{padding-top:18px}.card-grid,.card-grid.four,.card-grid.two{grid-template-columns:1fr}.number-item{grid-template-columns:54px 1fr}.big-number{font-size:32px}.section-head{display:block}.section-head p{margin-top:6px}.cocoon-menu{top:78px;right:3%;width:94%;max-height:calc(100vh - 100px)}.cocoon-grid{grid-template-columns:1fr}.search-panel{top:0;left:0;transform:none;width:100%;height:100%;padding:calc(24px + env(safe-area-inset-top)) 18px 24px;background:var(--paper)}.search-panel.is-open{transform:none}.mobile-bottom{position:fixed;z-index:70;left:0;right:0;bottom:0;display:grid;grid-template-columns:repeat(5,1fr);height:calc(50px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:var(--content);border-top:1px solid var(--line)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;min-width:0;font-size:13px}.mobile-bottom a.is-active{background:var(--brick);color:#FFFCF9}.site-footer{margin-bottom:50px}.hero-media{min-height:150px}.section-media .content-image,.section-media .image-placeholder{height:190px;min-height:190px}}