:root{--ink:#0A1628;--body:#1E2A3A;--muted:#4A5568;--soft:#718096;--blue:#0033A0;--bright:#0052CC;--deep:#002066;--line:rgba(0,51,160,.14);--bg:#fff;--wash:#F5F7FA;--wash2:#EEF1F6;--shadow:0 12px 36px rgba(0,33,102,.08);--radius:14px;--head:134px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#fff;color:var(--body);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.75;overflow-x:hidden}body.modal-open{overflow:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}.shell{width:min(1220px,calc(100% - 32px));margin-inline:auto}.site-fixed-head{position:fixed;inset:0 0 auto 0;z-index:60;background:#fff}.blue-line{height:22px;background:var(--deep);color:#fff;font-size:12px}.blue-line-inner{height:22px;display:flex;align-items:center;justify-content:space-between}.text-action{border:0;background:transparent;color:#fff;min-height:22px;padding:0 4px}.masthead{height:68px;background:#fff;border-bottom:1px solid var(--line)}.masthead-inner{height:100%;display:grid;grid-template-columns:1fr auto 1fr;align-items:center}.brand-link{justify-self:start;display:flex;align-items:center;min-height:44px}.brand-logo{display:block;height:34px;width:auto;max-width:180px;object-fit:contain}.brand-fallback{font-size:25px;font-weight:800;color:var(--deep);letter-spacing:.04em}.catalog-trigger{justify-self:center;min-width:88px;min-height:44px;border:1px solid var(--blue);background:#fff;color:var(--blue);border-radius:10px;font-weight:700}.app-link{justify-self:end;display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 16px;background:linear-gradient(135deg,#0052CC 0%,#0033A0 50%,#002066 100%);color:#fff;border-radius:10px;font-weight:700}.tab-strip{height:44px;background:var(--wash);border-bottom:1px solid var(--line)}.tab-strip-inner{height:100%;display:flex;align-items:center;gap:8px;overflow:hidden}.tab-link{height:30px;display:inline-flex;align-items:center;padding:0 12px;border-radius:7px;color:var(--ink);font-size:14px;font-weight:700;white-space:nowrap}.tab-link.is-active{background:var(--blue);color:#fff}.site-main{padding-top:var(--head);min-height:62vh}.page-hero{padding:52px 0 30px;background:linear-gradient(180deg,var(--wash),#fff)}.eyebrow{margin:0 0 8px;color:var(--blue);font-weight:800;letter-spacing:.08em;font-size:13px}.page-hero h1,.home-title{margin:0;color:var(--ink);font-size:clamp(28px,4vw,32px);line-height:1.24;letter-spacing:-.02em}.lead{max-width:820px;margin:16px 0 0;color:var(--muted);font-size:17px}.section{padding:34px 0}.section.tint{background:var(--wash)}.section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:18px}.section-head h2{margin:0;color:var(--ink);font-size:23px;line-height:1.3}.section-head p{margin:0;color:var(--soft);max-width:560px}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.cards.four{grid-template-columns:repeat(4,1fr)}.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}.card h3{margin:0 0 8px;color:var(--ink);font-size:18px}.card p{margin:0;color:var(--muted)}.card a,.inline-link{display:inline-flex;margin-top:14px;color:var(--blue);font-weight:800}.media-slot{width:100%;min-height:180px;display:flex;align-items:center;justify-content:center;background:var(--wash2);border:1px solid var(--line);border-radius:var(--radius);padding:14px;overflow:visible}.hero-media{min-height:220px;max-height:300px}.content-image{display:block;max-width:100%;width:100%;height:auto;max-height:240px;object-fit:contain;object-position:center}.hero-media .content-image{max-height:272px}.app-image{display:block;max-width:100%;width:auto;height:auto;max-height:420px;object-fit:contain}.image-caption{margin:10px 0 0;color:var(--soft);font-size:13px}.home-cover{padding:28px 0 42px;background:#fff}.home-copy{padding-top:24px;max-width:850px}.home-copy .kicker{margin:0 0 6px;color:var(--blue);font-weight:800}.home-copy p{color:var(--muted);font-size:17px}.button-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:20px}.btn{display:inline-flex;min-height:44px;align-items:center;justify-content:center;padding:0 18px;border-radius:10px;font-weight:800}.btn.primary{color:#fff;background:linear-gradient(135deg,#0052CC 0%,#0033A0 50%,#002066 100%)}.btn.secondary{color:var(--blue);background:#fff;border:1px solid var(--blue)}.tag-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:10px}.tag-card{padding:16px;border:1px solid var(--line);border-top:4px solid var(--bright);background:#fff;border-radius:10px}.tag-card:nth-child(even){border-top-color:var(--deep)}.tag-card b{display:block;color:var(--ink);margin-bottom:6px}.tag-card p{margin:0;font-size:14px;color:var(--muted)}.number-list{display:grid;gap:12px}.number-item{display:grid;grid-template-columns:56px 1fr;gap:14px;padding:18px;background:#fff;border:1px solid var(--line);border-radius:12px}.number-item .num{font-size:28px;font-weight:900;color:var(--blue);line-height:1}.number-item h3{margin:0 0 5px;color:var(--ink)}.number-item p{margin:0;color:var(--muted)}.split{display:grid;grid-template-columns:1.05fr .95fr;gap:24px;align-items:start}.prose{max-width:860px}.prose p{margin:0 0 16px;color:var(--body)}.prose h2{margin:32px 0 10px;color:var(--ink);font-size:22px}.prose h3{margin:24px 0 8px;color:var(--ink);font-size:18px}.note{padding:18px 20px;border-left:4px solid var(--blue);background:var(--wash);border-radius:0 12px 12px 0;color:var(--muted)}.timeline{position:relative;margin:8px 0 0;padding-left:28px}.timeline:before{content:"";position:absolute;left:7px;top:7px;bottom:7px;width:2px;background:rgba(0,51,160,.2)}.timeline-item{position:relative;padding:0 0 24px}.timeline-item:before{content:"";position:absolute;left:-27px;top:7px;width:14px;height:14px;border-radius:50%;background:var(--blue);box-shadow:0 0 0 5px #fff}.timeline-item h3{margin:0 0 5px;color:var(--ink)}.timeline-item p{margin:0;color:var(--muted)}.status{display:inline-block;margin-top:8px;padding:3px 8px;border-radius:6px;background:var(--wash2);color:var(--blue);font-size:13px;font-weight:800}.faq{display:grid;gap:12px}.faq article{border:1px solid var(--line);border-radius:12px;padding:18px;background:#fff}.faq h2{font-size:18px;margin:0 0 8px;color:var(--ink)}.faq p{margin:0;color:var(--muted)}.site-footer{background:var(--ink);color:#A0AEC0;padding:42px 0 72px}.footer-top{display:grid;grid-template-columns:1.2fr 2fr;gap:36px}.footer-brand strong{display:block;color:#fff;font-size:23px}.footer-brand>span{color:#cbd5e0}.footer-brand p{max-width:420px}.footer-logo{height:32px;width:auto;object-fit:contain;margin-bottom:12px}.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.footer-grid h2{margin:0 0 10px;color:#fff;font-size:15px}.footer-grid a{display:block;padding:4px 0;color:#A0AEC0}.footer-grid a:hover{color:#fff}.footer-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:30px;padding-top:18px;font-size:13px}.page-overlay{position:fixed;inset:0;background:rgba(10,22,40,.42);z-index:70;visibility:hidden;opacity:0;pointer-events:none;transition:.18s}.page-overlay.is-open{visibility:visible;opacity:1;pointer-events:auto}.catalog-panel,.search-layer{position:fixed;left:0;right:0;top:90px;z-index:80;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 20px 50px rgba(0,33,102,.15);visibility:hidden;opacity:0;transform:translateY(-10px);pointer-events:none;transition:.18s;max-height:calc(100vh - 90px);overflow:auto}.catalog-panel.is-open,.search-layer.is-open{visibility:visible;opacity:1;transform:none;pointer-events:auto}.catalog-shell,.search-shell{padding-top:20px;padding-bottom:24px}.panel-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:18px}.panel-brand{display:flex;align-items:center;gap:12px;color:var(--ink)}.panel-close{min-width:66px;min-height:44px;border:1px solid var(--line);background:#fff;color:var(--blue);border-radius:10px}.catalog-groups{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.catalog-group{background:var(--wash);border:1px solid var(--line);border-radius:14px;padding:16px}.catalog-group h2{margin:0 0 8px;color:var(--ink);font-size:16px}.catalog-group a{display:block;padding:10px 0;border-top:1px solid rgba(0,51,160,.09)}.catalog-group a:first-of-type{border-top:0}.catalog-group b{display:block;color:var(--blue)}.catalog-group span{display:block;color:var(--muted);font-size:13px;line-height:1.55;margin-top:3px}.search-look{display:block;background:var(--wash);border:1px solid var(--line);border-radius:12px;padding:14px}.search-look span{display:block;color:var(--muted);margin-bottom:9px}.search-look input{width:100%;min-height:46px;border:1px solid var(--line);border-radius:10px;padding:0 13px;color:var(--ink);background:#fff}.preset-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}.preset-links a{min-height:44px;display:inline-flex;align-items:center;padding:0 15px;border:1px solid var(--blue);border-radius:9px;color:var(--blue);font-weight:700}.mobile-bottom{display:none}.tab-link:focus-visible,.btn:focus-visible,.catalog-trigger:focus-visible,.app-link:focus-visible,.footer-grid a:focus-visible,.catalog-group a:focus-visible,.preset-links a:focus-visible,.mobile-bottom a:focus-visible{outline:3px solid rgba(0,82,204,.35);outline-offset:2px}
@media(max-width:960px){.cards.four{grid-template-columns:repeat(2,1fr)}.tag-grid{grid-template-columns:repeat(3,1fr)}.catalog-groups{grid-template-columns:repeat(2,1fr)}.footer-top{grid-template-columns:1fr}.split{grid-template-columns:1fr}.footer-grid{grid-template-columns:repeat(4,1fr)}}
@media(max-width:760px){:root{--head:90px}.shell{width:calc(100% - 32px)}.tab-strip{display:none}.masthead-inner{grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);gap:8px}.brand-logo{height:30px;max-width:120px}.brand-fallback{font-size:22px}.catalog-trigger{min-width:70px;padding:0 10px}.app-link{padding:0 10px;white-space:nowrap}.site-main{padding-top:90px;padding-bottom:54px}.page-hero{padding:34px 0 22px}.cards,.cards.four{grid-template-columns:1fr}.tag-grid{grid-template-columns:repeat(2,1fr)}.hero-media{min-height:130px;max-height:none}.content-image{max-height:190px}.hero-media .content-image{max-height:220px}.app-image{max-height:340px}.catalog-panel,.search-layer{top:90px;max-height:calc(100vh - 90px)}.catalog-groups{grid-template-columns:1fr}.search-layer{bottom:0;background:var(--wash);max-height:none}.footer-grid{grid-template-columns:repeat(2,1fr)}.site-footer{padding-bottom:86px}.mobile-bottom{position:fixed;display:grid;grid-template-columns:repeat(5,1fr);left:0;right:0;bottom:0;z-index:65;min-height:50px;padding-bottom:env(safe-area-inset-bottom);background:#fff;border-top:1px solid var(--line);box-shadow:0 -8px 26px rgba(0,33,102,.08)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;min-height:50px;color:var(--ink);font-size:13px;font-weight:700}.mobile-bottom a.is-active{background:var(--blue);color:#fff}.section{padding:28px 0}.section-head{display:block}.section-head p{margin-top:6px}.number-item{grid-template-columns:46px 1fr}.home-cover{padding-top:18px}.footer-top{gap:20px}}
@media(max-width:390px){.shell{width:calc(100% - 32px)}.tag-grid{grid-template-columns:1fr}.app-link{font-size:13px}.catalog-trigger{min-width:62px}.home-copy p,.lead{font-size:16px}}
.app-icon{display:block;width:64px;height:64px;max-width:72px;object-fit:contain;border-radius:14px}
@media(max-width:760px){.app-icon{width:56px;height:56px}}