:root{
 --bg:#FFFFFF;--deep-bg:#F5F7FA;--surface:#FFFFFF;--sub:#EEF1F6;--title:#0A1628;--text:#1E2A3A;--muted:#4A5568;--soft:#718096;--brand:#0033A0;--bright:#0052CC;--deep:#002066;--border:rgba(0,51,160,.14);--shadow:0 12px 36px rgba(0,33,102,.08);--radius:14px;--header-h:118px
}
*{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","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.75;overflow-x:hidden}body.panel-open{overflow:hidden}a{color:var(--deep);text-decoration:none}a:hover{text-decoration:underline}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(0,82,204,.32);outline-offset:2px}button,input{font:inherit}.shell{width:min(1220px,calc(100% - 32px));margin:0 auto}.site-header{position:fixed;left:0;right:0;top:0;z-index:50}.spine-line{height:18px;background:var(--deep);color:#fff;font-size:11px}.spine-inner{height:18px;display:flex;align-items:center;justify-content:space-between}.plain-btn{border:0;background:transparent;color:inherit;cursor:pointer}.spine-search{height:18px;padding:0 4px;font-size:11px}.cover-bar{height:60px;background:#fff;border-bottom:1px solid var(--border)}.cover-inner{height:60px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:14px}.brand-lockup{display:inline-flex;align-items:center;min-width:44px;min-height:44px}.logo-slot{position:relative;display:inline-flex;align-items:center}.logo-slot-header{height:36px;max-width:180px}.logo-slot-footer{height:34px}.logo-slot-catalog{height:32px;max-width:160px}.brand-logo{display:block;max-height:36px;max-width:180px;width:auto;height:auto;object-fit:contain}.logo-fallback{font-weight:800;color:var(--deep);letter-spacing:.02em}.logo-slot img+.logo-fallback{display:none}.catalog-trigger,.app-link{min-height:44px;display:inline-flex;align-items:center;justify-content:center;border-radius:10px}.catalog-trigger{padding:0 18px;border:1px solid var(--border);background:#fff;color:var(--brand);cursor:pointer;font-weight:700}.app-link{justify-self:end;padding:0 16px;color:#fff;background:linear-gradient(135deg,#0052CC 0%,#0033A0 50%,#002066 100%);font-weight:700}.app-link:hover{text-decoration:none;filter:brightness(1.04)}.tab-strip{height:40px;background:var(--deep-bg);border-bottom:1px solid var(--border)}.tabs-inner{height:40px;display:flex;align-items:center;gap:8px;overflow:hidden}.tab-link{display:inline-flex;align-items:center;min-height:30px;padding:2px 12px;border-radius:8px;color:var(--title);font-size:14px;white-space:nowrap}.tab-link.is-active{background:var(--brand);color:#fff;text-decoration:none}.site-main{padding-top:calc(var(--header-h) + 28px)}.page-hero{padding:28px 0 18px}.eyebrow{display:inline-flex;align-items:center;min-height:30px;padding:3px 10px;border-radius:8px;background:var(--sub);color:var(--brand);font-weight:700;font-size:13px}.page-hero h1,.home-intro h1{margin:12px 0 10px;color:var(--title);font-size:clamp(28px,4vw,32px);line-height:1.25}.lead{max-width:880px;color:var(--muted);font-size:17px}.section{padding:34px 0}.section.alt{background:var(--deep-bg)}.section h2{margin:0 0 14px;color:var(--title);font-size:24px;line-height:1.3}.section h3{color:var(--title);font-size:18px;margin:0 0 8px}.section p{margin:0 0 14px}.grid{display:grid;gap:18px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px}.card.flat{box-shadow:none}.card p:last-child{margin-bottom:0}.small-link{display:inline-flex;align-items:center;min-height:44px;color:var(--bright);font-weight:700}.button-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:18px}.btn{display:inline-flex;min-height:44px;align-items:center;justify-content:center;padding:8px 16px;border-radius:10px;font-weight:700}.btn-primary{color:#fff;background:linear-gradient(135deg,#0052CC 0%,#0033A0 50%,#002066 100%)}.btn-primary:hover{text-decoration:none}.btn-secondary{background:#fff;color:var(--brand);border:1px solid var(--brand)}.media-slot{display:flex;align-items:center;justify-content:center;background:var(--sub);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;min-height:180px}.media-slot img{width:100%;height:100%;max-height:240px;object-fit:contain;object-position:center;display:block}.media-slot.banner{aspect-ratio:16/9;max-height:300px;min-height:190px}.media-slot.banner img{max-height:300px}.media-slot.app-visual{min-height:300px}.media-slot.app-visual img{max-height:420px;width:auto;max-width:100%}.media-fallback{padding:28px;color:var(--deep);font-size:24px;font-weight:800;text-align:center}.media-slot img~.media-fallback{display:none}.home-intro{padding:18px 0 36px}.home-kicker{font-weight:800;color:var(--brand);letter-spacing:.08em}.home-intro p{max-width:900px}.mini-tile{border-left:4px solid var(--bright);padding:16px;background:#fff;border-radius:10px;border-top:1px solid var(--border);border-right:1px solid var(--border);border-bottom:1px solid var(--border)}.mini-tile:nth-child(even){border-left-color:var(--deep)}.number-list{display:grid;gap:12px}.number-item{display:grid;grid-template-columns:64px 1fr;gap:14px;align-items:start;border-top:1px solid var(--border);padding:15px 0}.number-item:first-child{border-top:0}.num{font-size:30px;line-height:1;color:var(--brand);font-weight:900}.status-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.status-card{padding:18px;border-radius:12px;border:1px solid var(--border);background:#fff}.tag-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.tag-card{padding:18px;border-radius:12px;background:var(--deep-bg);border:1px solid var(--border)}.shelf-list{display:grid;gap:10px}.shelf-row{display:grid;grid-template-columns:120px 1fr auto;gap:16px;align-items:center;padding:16px 0;border-bottom:1px solid var(--border)}.shelf-row:last-child{border-bottom:0}.shelf-label{color:var(--brand);font-weight:800}.article-prose{max-width:880px}.article-prose p{margin-bottom:16px}.article-prose .editor-note{padding:16px 18px;border-left:4px solid var(--bright);background:var(--deep-bg);border-radius:10px;color:var(--muted)}.step-list{counter-reset:step;display:grid;gap:14px}.step{position:relative;padding:18px 18px 18px 70px;border:1px solid var(--border);border-radius:12px;background:#fff}.step:before{counter-increment:step;content:counter(step,decimal-leading-zero);position:absolute;left:18px;top:18px;color:var(--brand);font-size:24px;font-weight:900}.qa-list details{border:1px solid var(--border);border-radius:12px;padding:16px 18px;background:#fff;margin-bottom:12px}.qa-list summary{cursor:pointer;color:var(--title);font-weight:800}.qa-list p{margin:12px 0 0;color:var(--muted)}.notice{padding:16px 18px;border-radius:12px;background:var(--deep-bg);border:1px solid var(--border);color:var(--muted)}.site-footer{margin-top:52px;background:#0A1628;color:#A0AEC0;padding:42px 0 28px}.footer-grid{display:grid;grid-template-columns:1.4fr repeat(4,1fr);gap:26px}.footer-grid h2{font-size:15px;color:#fff;margin:0 0 10px}.footer-grid a{display:block;color:#CBD5E0;min-height:32px}.footer-grid a:hover{color:#fff}.footer-brand-text{margin:10px 0 0}.footer-brand-text strong{color:#fff;font-size:20px}.footer-fallback{color:#fff}.footer-note{border-top:1px solid rgba(255,255,255,.12);margin-top:24px;padding-top:20px;font-size:14px}.footer-note p{margin:4px 0}.catalog-panel,.search-panel{position:fixed;left:0;right:0;top:78px;z-index:80;visibility:hidden;pointer-events:none;opacity:0;transform:translateY(-8px);transition:.2s ease}.catalog-panel.is-open,.search-panel.is-open{visibility:visible;pointer-events:auto;opacity:1;transform:none}.catalog-card,.search-card{width:min(1220px,calc(100% - 32px));margin:0 auto;background:#fff;border:1px solid var(--border);border-top:0;box-shadow:var(--shadow);border-radius:0 0 14px 14px;max-height:50vh;overflow:auto}.catalog-head,.search-head{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;border-bottom:1px solid var(--border)}.catalog-titlebox{display:flex;align-items:center;gap:10px}.close-btn{min-width:56px;min-height:44px;border:1px solid var(--border);border-radius:10px;background:#fff;color:var(--brand);cursor:pointer}.catalog-groups{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;padding:18px}.catalog-groups h2{margin:0 0 10px;font-size:15px;color:var(--title)}.catalog-groups a{display:block;padding:9px 0;border-bottom:1px solid var(--border)}.catalog-groups a:last-child{border-bottom:0}.catalog-groups b{display:block;color:var(--title)}.catalog-groups span{display:block;color:var(--muted);font-size:13px;line-height:1.55}.search-card{padding-bottom:18px}.search-card>label{display:block;padding:16px 18px 8px;color:var(--muted)}.search-card input{display:block;width:calc(100% - 36px);margin:0 18px 14px;min-height:46px;border:1px solid var(--border);border-radius:10px;padding:8px 12px;color:var(--text);background:#fff}.search-presets{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:10px;padding:0 18px}.search-presets a{display:flex;align-items:center;justify-content:center;min-height:44px;border:1px solid var(--brand);border-radius:10px;color:var(--brand);font-weight:700}.page-mask{position:fixed;inset:0;z-index:70;background:rgba(10,22,40,.38);opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.page-mask.is-open{opacity:1;visibility:visible;pointer-events:auto}.mobile-bottom{display:none}
@media (max-width:900px){.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-brand{grid-column:1/-1}.catalog-groups{grid-template-columns:repeat(2,minmax(0,1fr))}.search-presets{grid-template-columns:repeat(3,minmax(0,1fr))}.status-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:700px){:root{--header-h:78px}.shell{width:min(100% - 32px,1220px)}.tab-strip{display:none}.site-main{padding-top:calc(var(--header-h) + 22px)}.cover-inner{grid-template-columns:minmax(76px,1fr) auto minmax(76px,1fr);gap:8px}.catalog-trigger,.app-link{padding:0 10px}.logo-slot-header{max-width:112px}.brand-logo{max-width:112px}.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}.tag-grid{grid-template-columns:1fr 1fr}.status-grid{grid-template-columns:1fr 1fr}.shelf-row{grid-template-columns:86px 1fr}.shelf-row .small-link{grid-column:2}.footer-grid{grid-template-columns:1fr 1fr}.catalog-panel,.search-panel{top:78px}.catalog-card,.search-card{width:100%;max-height:66vh;border-radius:0}.catalog-groups{grid-template-columns:1fr 1fr;padding:14px}.catalog-groups span{font-size:12px}.search-card{background:var(--deep-bg)}.search-presets{grid-template-columns:repeat(2,minmax(0,1fr))}.mobile-bottom{position:fixed;left:0;right:0;bottom:0;z-index:60;display:grid;grid-template-columns:repeat(5,1fr);height:calc(50px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:#fff;border-top:1px solid var(--border)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;min-height:50px;color:var(--muted);font-size:13px}.mobile-bottom a.is-active{background:var(--brand);color:#fff;text-decoration:none}.site-footer{padding-bottom:calc(82px + env(safe-area-inset-bottom))}.site-main{padding-bottom:0}.page-hero{padding-top:18px}.media-slot.banner{min-height:160px}.media-slot img{max-height:220px}.number-item{grid-template-columns:52px 1fr}.num{font-size:26px}}
@media (max-width:460px){.tag-grid,.status-grid,.catalog-groups{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.catalog-trigger{padding:0 8px}.app-link{padding:0 8px;font-size:14px}.shelf-row{grid-template-columns:1fr}.shelf-row .small-link{grid-column:auto}.page-hero h1,.home-intro h1{font-size:28px}}
.app-icon-row{display:flex;align-items:center;gap:12px;margin-top:18px;color:var(--muted);font-weight:700}.app-icon{display:block;width:56px;height:56px;object-fit:contain;object-position:center;border-radius:12px}