:root{--bg:#fff;--soft:#F5F7FA;--soft2:#EEF1F6;--ink:#0A1628;--text:#1E2A3A;--muted:#4A5568;--lite:#718096;--blue:#0033A0;--bright:#0052CC;--deep:#002066;--line: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;line-height:1.75;overflow-x:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}img{max-width:100%}.site-width{width:min(1220px,calc(100% - 32px));margin:0 auto}.skip-link{position:fixed;left:16px;top:-80px;z-index:9999;background:#fff;color:var(--blue);padding:10px 14px;border:1px solid var(--blue);border-radius:8px}.skip-link:focus{top:16px}.site-header{position:fixed;inset:0 0 auto 0;z-index:800;background:#fff}.spine-line{height:18px;background:var(--deep);color:#fff;font-size:11px;line-height:18px}.spine-inner{display:flex;justify-content:space-between;align-items:center;height:18px}.text-button{border:0;background:transparent;color:#fff;padding:0 4px;cursor:pointer}.cover-bar{height:60px;background:#fff;border-bottom:1px solid var(--line)}.cover-inner{height:60px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:16px}.brand-link{justify-self:start;display:flex;align-items:center;min-height:44px}.brand-logo{display:block;height:34px;max-width:140px;object-fit:contain}.brand-text{font-size:24px;font-weight:900;color:var(--deep);letter-spacing:.04em}.catalog-button{justify-self:center;min-height:44px;padding:0 18px;border:1px solid var(--blue);background:#fff;color:var(--blue);border-radius:10px;font-weight:800;cursor:pointer}.app-link{justify-self:end;display:inline-flex;align-items:center;min-height:44px;padding:0 16px;border-radius:10px;color:#fff;background:linear-gradient(135deg,var(--bright),var(--blue) 50%,var(--deep));font-weight:800}.tab-strip{height:40px;background:var(--soft);border-bottom:1px solid var(--line)}.tab-inner{height:40px;display:flex;align-items:center;gap:6px;overflow:hidden}.tab-inner a{display:inline-flex;height:28px;align-items:center;padding:0 11px;border-radius:6px;color:var(--muted);font-size:14px;white-space:nowrap}.tab-inner a.active{background:var(--blue);color:#fff}.site-main{padding-top:calc(var(--header-h) + 34px);min-height:65vh}.hero,.page-hero{padding:30px 0 22px}.hero-banner{max-height:300px;min-height:180px;width:100%;object-fit:contain;object-position:center;background:var(--soft);border:1px solid var(--line);border-radius:16px}.hero-copy{padding:26px 0 8px}.eyebrow{margin:0 0 8px;color:var(--blue);font-weight:900;letter-spacing:.12em;font-size:13px;text-transform:uppercase}.hero h1,.page-hero h1{margin:0;color:var(--ink);font-size:clamp(28px,4vw,32px);line-height:1.25}.lead{max-width:860px;font-size:17px;color:var(--muted);margin:16px 0 0}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:20px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 18px;border-radius:10px;font-weight:800}.btn-primary{background:linear-gradient(135deg,var(--bright),var(--blue) 50%,var(--deep));color:#fff}.btn-secondary{border:1px solid var(--blue);color:var(--blue);background:#fff}.section{padding:44px 0}.section.soft{background:var(--soft)}.section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:22px}.section-head h2{margin:0;color:var(--ink);font-size:25px;line-height:1.3}.section-head p{margin:0;color:var(--muted);max-width:700px}.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.cards.four{grid-template-columns:repeat(4,minmax(0,1fr))}.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow);min-width:0}.card h3{margin:10px 0 6px;color:var(--ink);font-size:18px}.card p{margin:0;color:var(--muted)}.card a.more,.inline-link{display:inline-flex;margin-top:12px;color:var(--blue);font-weight:800}.color-chip{width:46px;height:7px;border-radius:3px;background:var(--bright)}.color-chip.deep{background:var(--deep)}.image-frame{background:var(--soft);border:1px solid var(--line);border-radius:14px;padding:12px}.content-image,.image-placeholder{display:block;width:100%;height:220px;object-fit:contain;object-position:center;border-radius:10px;background:#fff}.image-placeholder{display:flex;align-items:center;justify-content:center;color:var(--deep);font-size:34px;font-weight:900;letter-spacing:.08em}.content-image.tall,.image-placeholder.tall{height:360px}.content-image.banner,.image-placeholder.banner{height:min(300px,38vw);min-height:180px}.split{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:26px;align-items:center}.number-list{display:grid;gap:12px}.number-row{display:grid;grid-template-columns:56px 1fr;gap:14px;padding:16px;border:1px solid var(--line);border-radius:12px;background:#fff}.number-row .num{font-size:26px;font-weight:900;color:var(--blue);line-height:1}.number-row h3{margin:0 0 4px;color:var(--ink)}.number-row p{margin:0;color:var(--muted)}.grid-six{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.tag-card{padding:18px;border:1px solid var(--line);border-radius:12px;background:#fff}.tag-card strong{display:block;color:var(--ink);margin-bottom:6px}.shelf-list{display:grid;gap:10px}.shelf-item{display:grid;grid-template-columns:140px 1fr auto;align-items:center;gap:16px;padding:15px 16px;border:1px solid var(--line);background:#fff;border-radius:12px}.shelf-item span:first-child{font-weight:900;color:var(--ink)}.shelf-item small{color:var(--muted)}.shelf-item a{color:var(--blue);font-weight:800}.status-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.status-card{padding:20px;border:1px solid var(--line);border-radius:12px;background:#fff}.status-card strong{display:block;color:var(--blue);font-size:18px}.prose{max-width:900px}.prose h2{margin:34px 0 10px;color:var(--ink);font-size:22px}.prose h3{margin:24px 0 8px;color:var(--ink);font-size:18px}.prose p{margin:0 0 16px}.prose ul{padding-left:22px}.notice{border-left:4px solid var(--blue);background:var(--soft);padding:16px 18px;border-radius:0 10px 10px 0;color:var(--muted)}.quote{padding:20px;border:1px solid var(--line);border-radius:12px;background:#fff}.quote strong{color:var(--blue)}.faq{display:grid;gap:12px}.faq article{padding:18px;border:1px solid var(--line);border-radius:12px;background:#fff}.faq h2{margin:0 0 8px;color:var(--ink);font-size:18px}.faq p{margin:0;color:var(--muted)}.site-footer{margin-top:54px;background:var(--ink);color:#A0AEC0;padding:44px 0 0}.footer-grid{display:grid;grid-template-columns:1.7fr repeat(4,1fr);gap:28px}.footer-grid h2{color:#fff;font-size:15px;margin:0 0 10px}.footer-grid a{display:block;padding:4px 0}.footer-brand p{max-width:380px;margin:12px 0 0}.footer-logo-link{display:flex!important;align-items:center;gap:10px;color:#fff}.footer-logo{height:30px;width:auto;object-fit:contain}.footer-logo-link strong{font-size:22px}.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:30px;padding:18px 0 74px;font-size:13px}.overlay{position:fixed;inset:0;background:rgba(10,22,40,.45);z-index:850}.catalog-panel,.search-layer{visibility:hidden;pointer-events:none;position:fixed;z-index:900;opacity:0;transition:opacity .18s ease,transform .18s ease}.catalog-panel{top:78px;left:50%;width:min(1220px,calc(100% - 32px));max-height:50vh;overflow:auto;background:#fff;border:1px solid var(--line);border-radius:0 0 16px 16px;box-shadow:0 22px 60px rgba(0,32,102,.16);transform:translate(-50%,-12px)}.catalog-panel.is-open{visibility:visible;pointer-events:auto;opacity:1;transform:translate(-50%,0)}.catalog-head{position:sticky;top:0;z-index:2;display:flex;justify-content:space-between;align-items:center;padding:12px 16px;background:#fff;border-bottom:1px solid var(--line)}.catalog-brand{display:flex;align-items:center;gap:10px}.catalog-brand img{height:30px;max-width:120px;object-fit:contain}.catalog-groups{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;padding:18px}.catalog-groups h2{margin:0 0 8px;font-size:14px;color:var(--blue)}.catalog-groups a{display:block;padding:9px 0;border-bottom:1px solid var(--line)}.catalog-groups a strong,.catalog-groups a span{display:block}.catalog-groups a strong{color:var(--ink)}.catalog-groups a span{font-size:12px;color:var(--muted);margin-top:2px}.close-button{min-height:40px;padding:0 13px;border:1px solid var(--line);border-radius:9px;background:#fff;color:var(--blue);cursor:pointer}.search-layer{top:78px;left:0;right:0}.search-layer.is-open{visibility:visible;pointer-events:auto;opacity:1}.search-card{width:min(820px,calc(100% - 32px));margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:0 0 16px 16px;padding:20px;box-shadow:0 22px 60px rgba(0,32,102,.16)}.search-head{display:flex;justify-content:space-between;gap:16px}.search-head strong{font-size:20px;color:var(--ink)}.search-head p{margin:2px 0 0;color:var(--muted)}.search-box{display:grid;grid-template-columns:auto 1fr;align-items:center;gap:10px;border:1px solid var(--line);border-radius:10px;padding:8px 12px;margin:16px 0}.search-box span{font-size:13px;color:var(--muted)}.search-box input{width:100%;border:0;outline:0;min-height:34px}.search-presets{display:flex;gap:8px;flex-wrap:wrap}.search-presets a{border:1px solid var(--line);padding:8px 12px;border-radius:8px;color:var(--blue);font-weight:700}.layer-open{overflow:hidden}.mobile-bottom{display:none}.app-layout{display:grid;grid-template-columns:minmax(260px,.72fr) minmax(0,1.28fr);gap:34px;align-items:center}.app-icon{width:68px;height:68px;object-fit:contain;border-radius:14px}.steps{counter-reset:step;display:grid;gap:14px}.step{position:relative;padding:18px 18px 18px 72px;border:1px solid var(--line);border-radius:12px;background:#fff}.step:before{counter-increment:step;content:counter(step,decimal-leading-zero);position:absolute;left:18px;top:18px;color:var(--blue);font-weight:900;font-size:22px}.step h2{margin:0 0 6px;font-size:18px}.step p{margin:0;color:var(--muted)}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(0,82,204,.35);outline-offset:3px}.btn:hover,.app-link:hover{filter:brightness(.96)}.card:hover{transform:translateY(-1px)}
@media(max-width:900px){.cards.four{grid-template-columns:repeat(2,1fr)}.cards{grid-template-columns:repeat(2,1fr)}.split,.app-layout{grid-template-columns:1fr}.grid-six{grid-template-columns:repeat(2,1fr)}.status-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1.3fr repeat(2,1fr)}.catalog-groups{grid-template-columns:repeat(2,1fr)}}
@media(max-width:680px){:root{--header-h:78px}.site-width{width:min(100% - 32px,1220px)}.tab-strip{display:none}.cover-inner{grid-template-columns:1fr auto 1fr;gap:6px}.brand-logo{height:30px;max-width:92px}.brand-text{font-size:21px}.catalog-button{padding:0 10px}.app-link{padding:0 10px;font-size:13px}.site-main{padding-top:calc(var(--header-h) + 24px)}.hero,.page-hero{padding-top:18px}.hero-copy{padding-top:18px}.section{padding:34px 0}.cards,.cards.four,.grid-six,.status-grid{grid-template-columns:1fr}.content-image,.image-placeholder{height:210px}.content-image.banner,.image-placeholder.banner{height:220px}.shelf-item{grid-template-columns:1fr auto}.shelf-item small{grid-column:1/-1}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}.footer-bottom{padding-bottom:84px}.catalog-panel{top:78px;width:100%;max-height:66vh;border-radius:0}.catalog-groups{grid-template-columns:1fr 1fr;padding:14px;gap:14px}.search-layer{top:78px}.search-card{width:100%;border-radius:0;background:var(--soft)}.mobile-bottom{position:fixed;left:0;right:0;bottom:0;z-index:820;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(--line)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;min-height:50px;font-size:13px;color:var(--muted)}.mobile-bottom a.active{background:var(--blue);color:#fff}.layer-open .mobile-bottom{z-index:810}.number-row{grid-template-columns:46px 1fr}.section-head{align-items:flex-start;flex-direction:column}.hero h1,.page-hero h1{font-size:28px}}