:root{
 --paper:#F3EEEA;--deep:#E7E0DA;--card:#FFFCF9;--soft:#EDE6E0;--title:#2C2222;
 --text:#3D3333;--muted:#6B5C5C;--aux:#8A7A78;--red:#B23A3A;--bright:#C94A4A;
 --rust:#8C2F2F;--slate:#6B6563;--sand:#D8CFC6;--border:rgba(178,58,58,.16);
 --shadow:0 14px 36px rgba(44,34,34,.10);--max:1180px
}
*{box-sizing:border-box}html{scroll-behavior:smooth}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}button{cursor:pointer}
img{display:block;max-width:100%;height:auto;object-fit:contain;object-position:center}
.shell-line{position:fixed;z-index:80;top:0;left:0;right:0;height:18px;background:var(--rust);color:#FFFCF9;font-size:11px}
.shell-inner,.mast-inner,.tag-inner,.footer-inner,.content-wrap{width:min(var(--max),calc(100% - 32px));margin:auto}
.shell-inner{height:18px;display:flex;align-items:center;justify-content:space-between}
.text-button{border:0;background:transparent;color:#FFFCF9;padding:0 6px;min-height:18px}
.masthead{position:fixed;z-index:78;top:18px;left:0;right:0;height:60px;background:var(--paper);border-bottom:1px solid var(--border)}
.mast-inner{height:100%;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:12px}
.brand-link{justify-self:start;display:flex;align-items:center;min-width:0;color:var(--title)}
.brand-link img{max-height:34px;width:auto;max-width:210px}
.cocoon-button,.app-link,.primary-btn,.secondary-btn{min-height:44px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;font-weight:700}
.cocoon-button{border:1px solid var(--red);background:var(--card);color:var(--title);padding:0 22px}
.app-link{justify-self:end;padding:0 18px;background:linear-gradient(135deg,#C94A4A 0%,#B23A3A 52%,#8C2F2F 100%);color:#FFFCF9}
.tag-strip{position:fixed;z-index:76;top:78px;left:0;right:0;height:40px;background:var(--sand);border-bottom:1px solid rgba(107,101,99,.22)}
.tag-inner{height:100%;display:flex;align-items:center;gap:8px}
.tag-inner a{padding:4px 10px;border-radius:7px;font-size:14px;color:var(--title)}
.tag-inner a.active{background:var(--red);color:#FFFCF9}
.site-main{padding-top:138px;min-height:60vh}
.content-wrap{padding:32px 0 64px}
.page-hero,.feature,.panel,.article-card,.status-card,.quote-card,.faq-item,.step-card{background:var(--card);border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow)}
.page-hero{padding:28px;margin-bottom:26px}
.eyebrow{font-weight:800;letter-spacing:.08em;color:var(--red);font-size:13px}
h1,h2,h3{color:var(--title);line-height:1.25;margin-top:0}h1{font-size:clamp(28px,4vw,32px);margin-bottom:14px}h2{font-size:22px}h3{font-size:18px}
p{margin:0 0 1em}.lead{font-size:17px;color:var(--muted);max-width:860px}
.hero-image,.section-image,.thumb-slot,.app-visual{background:var(--deep);border-radius:12px;border:1px solid var(--border);display:flex;align-items:center;justify-content:center;overflow:hidden}
.hero-image{min-height:180px;max-height:300px;margin-bottom:20px}.hero-image img{width:100%;max-height:300px}
.section-image{min-height:180px;max-height:240px}.section-image img{max-height:240px;width:100%}
.app-visual{min-height:260px}.app-visual img{max-height:420px;width:100%}
.button-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.primary-btn{padding:0 18px;background:linear-gradient(135deg,#C94A4A 0%,#B23A3A 52%,#8C2F2F 100%);color:#FFFCF9}
.secondary-btn{padding:0 18px;background:var(--paper);border:1px solid var(--red);color:var(--title)}
.primary-btn:hover,.secondary-btn:hover,.app-link:hover,.cocoon-button:hover{transform:translateY(-1px)}
a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(178,58,58,.36);outline-offset:3px}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin:22px 0}
.card-grid.four{grid-template-columns:repeat(4,minmax(0,1fr))}.card-grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}
.article-card,.feature,.step-card{padding:20px}.article-card p,.step-card p{color:var(--muted)}
.badge{display:inline-block;border-radius:7px;padding:4px 8px;color:#FFFCF9;background:var(--red);font-weight:800;font-size:12px;margin-bottom:10px}
.badge.rust{background:var(--rust)}.badge.slate{background:var(--slate)}
.number-list{display:grid;gap:10px;margin:18px 0}.number-row{display:grid;grid-template-columns:64px 1fr;gap:14px;align-items:start;padding:16px;background:var(--card);border-radius:12px;border:1px solid var(--border)}
.number-row strong{font-size:34px;line-height:1;color:var(--red)}
.album-list{display:grid;gap:12px}.album-item{display:grid;grid-template-columns:54px 1fr auto;gap:14px;align-items:center;padding:16px;border:1px solid var(--border);border-radius:12px;background:var(--card)}.album-item .mark{font-weight:900;color:var(--red)}
.status-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.status-card{padding:20px;box-shadow:none}.status-card b{display:block;color:var(--red);margin-bottom:8px}
.long-copy{max-width:900px}.long-copy section{margin:28px 0}.long-copy ul{padding-left:1.2em}
.quote-card{padding:20px;border-left:5px solid var(--red);margin:16px 0}.quote-card small{color:var(--red);font-weight:700}
.faq-list{display:grid;gap:12px}.faq-item{padding:20px}.faq-item h2{font-size:18px;margin-bottom:8px}
.site-footer{background:var(--title);color:var(--deep);padding:46px 0 80px}.footer-brand{display:flex;align-items:center;gap:14px;margin-bottom:24px}.footer-brand img{max-height:34px;width:auto}.footer-brand strong,.footer-brand span{display:block}.footer-brand strong{color:#FFFCF9}.footer-brand span{font-size:12px;color:var(--sand)}
.footer-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px}.footer-grid h2{font-size:15px;color:#FFFCF9}.footer-grid a{display:block;padding:4px 0;color:var(--deep)}.footer-note{margin-top:30px;color:var(--sand)}.copyright{font-size:13px;color:var(--aux)}
.overlay{position:fixed;inset:0;z-index:90;background:rgba(44,34,34,.38);opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.overlay.open{opacity:1;visibility:visible;pointer-events:auto}
.cocoon-menu{position:fixed;z-index:95;top:78px;right:max(16px,calc((100vw - 1180px)/2));width:min(560px,calc(100% - 32px));max-height:58vh;overflow:auto;background:var(--card);border:1px solid var(--border);border-radius:0 0 12px 12px;box-shadow:var(--shadow);padding:18px;opacity:0;transform:translateX(16px);visibility:hidden;pointer-events:none;transition:.2s}
.cocoon-menu.open{opacity:1;transform:none;visibility:visible;pointer-events:auto}.cocoon-head,.search-head{display:flex;align-items:center;justify-content:space-between;gap:12px}.mini-brand{display:flex;align-items:center;gap:10px}.mini-brand img{max-height:30px;max-width:160px}
.close-button{min-height:44px;padding:0 14px;border:1px solid var(--red);border-radius:10px;background:var(--paper);color:var(--title)}
.cocoon-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.cocoon-grid section{min-width:0}.cocoon-grid h2{font-size:15px;margin:16px 0 8px;color:var(--red)}.cocoon-grid a{display:block;padding:10px;border-top:1px solid var(--border)}.cocoon-grid a b,.cocoon-grid a span{display:block}.cocoon-grid a span{font-size:12px;color:var(--muted);line-height:1.5}
.search-layer{position:fixed;z-index:96;top:78px;left:0;right:0;visibility:hidden;pointer-events:none;opacity:0;transition:.2s}.search-layer.open{visibility:visible;pointer-events:auto;opacity:1}.search-card{width:min(700px,calc(100% - 32px));margin:0 auto;background:var(--card);border:1px solid var(--border);box-shadow:var(--shadow);padding:20px}.search-card label{display:block;margin:18px 0 8px;color:var(--muted)}.search-card input{width:100%;min-height:48px;border:1px solid var(--border);border-radius:10px;padding:0 14px;background:var(--paper);color:var(--text)}
.preset-links{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}.preset-links a{padding:9px 12px;border:1px solid var(--red);border-radius:9px;background:var(--paper)}
.locked{overflow:hidden}.mobile-bottom{display:none}
.split-feature{display:grid;grid-template-columns:1.05fr .95fr;gap:20px;align-items:center;margin:24px 0}.muted{color:var(--muted)}.mini-note{font-size:14px;color:var(--aux)}
@media(max-width:900px){.card-grid.four{grid-template-columns:repeat(2,minmax(0,1fr))}.status-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.split-feature{grid-template-columns:1fr}.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:700px){
 .shell-inner,.mast-inner,.content-wrap,.footer-inner{width:calc(100% - 32px)}
 .mast-inner{grid-template-columns:minmax(0,1fr) auto auto;gap:8px}.brand-link img{max-width:135px;max-height:30px}.brand-link strong{font-size:15px}
 .cocoon-button,.app-link{padding:0 11px;min-width:58px}.tag-strip{display:none}.site-main{padding-top:98px;padding-bottom:60px}
 .card-grid,.card-grid.two,.card-grid.four,.status-grid{grid-template-columns:1fr}.page-hero{padding:20px}.content-wrap{padding-top:20px}
 .cocoon-menu{top:78px;right:3%;width:94%;max-height:calc(100vh - 90px);border-radius:0 0 12px 12px}.cocoon-grid{grid-template-columns:1fr 1fr;gap:10px}.cocoon-grid a{padding:9px 4px}.cocoon-grid a span{font-size:11px}
 .search-layer{top:18px;bottom:0;background:var(--paper)}.search-card{width:100%;height:100%;margin:0;border:0;box-shadow:none;padding:24px 16px}
 .mobile-bottom{position:fixed;display:grid;z-index:70;left:0;right:0;bottom:0;grid-template-columns:repeat(5,1fr);height:calc(50px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:var(--card);border-top:1px solid var(--border)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;min-height:50px;font-size:13px}.mobile-bottom a.active{background:var(--red);color:#FFFCF9}
 .site-footer{padding-bottom:100px}.album-item{grid-template-columns:44px 1fr}.album-item a{grid-column:2}.footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:420px){.cocoon-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.number-row{grid-template-columns:50px 1fr}.number-row strong{font-size:28px}}