:root{--bg:#fff;--deep-bg:#F5F7FA;--surface:#fff;--sub:#EEF1F6;--title:#0A1628;--text:#1E2A3A;--muted:#4A5568;--aux:#718096;--blue:#0033A0;--bright:#0052CC;--deep:#002066;--border:rgba(0,51,160,.14);--shadow:0 12px 36px rgba(0,33,102,.08);--header: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}body.panel-open{overflow:hidden}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button{font:inherit}.shell{width:min(1220px,calc(100% - 32px));margin:0 auto}.site-header{position:fixed;z-index:1000;left:0;right:0;top:0}.spine-line{height:18px;background:var(--deep);color:#fff;font-size:11px;line-height:18px}.spine-inner,.cover-inner,.tab-inner{display:flex;align-items:center}.spine-inner{justify-content:space-between;height:18px}.text-button{appearance:none;border:0;background:transparent;color:#fff;min-width:44px;height:18px;padding:0 6px;cursor:pointer}.cover-bar{height:60px;background:#fff;border-bottom:1px solid var(--border)}.cover-inner{height:60px;display:grid;grid-template-columns:1fr auto 1fr;gap:16px}.brand-link{justify-self:start;min-width:80px;display:flex;align-items:center;height:52px}.brand-logo,.footer-logo{height:34px;max-width:150px;object-fit:contain}.brand-fallback{font-weight:900;font-size:26px;color:var(--deep)}.catalog-button,.app-link,.button-primary,.button-secondary{min-height:44px;border-radius:10px;padding:10px 18px;display:inline-flex;align-items:center;justify-content:center;font-weight:700}.catalog-button{border:1px solid var(--border);background:var(--sub);color:var(--deep);cursor:pointer}.app-link{justify-self:end;color:#fff;background:linear-gradient(135deg,#0052CC 0%,#0033A0 50%,#002066 100%)}.tab-bar{height:40px;background:var(--deep-bg);border-bottom:1px solid var(--border)}.tab-inner{height:40px;gap:8px;overflow:hidden}.tab-inner a{height:30px;display:flex;align-items:center;padding:0 12px;border-radius:7px;font-size:14px;color:var(--muted)}.tab-inner a.active{background:var(--blue);color:#fff}.page-main{padding-top:calc(var(--header) + 22px);min-height:60vh}.page-hero{padding:28px 0 20px}.page-hero.compact{padding-bottom:8px}.eyebrow{display:inline-flex;align-items:center;gap:6px;color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.page-hero h1,.section-title h2{color:var(--title);line-height:1.2;margin:8px 0 12px}.page-hero h1{font-size:clamp(28px,4vw,32px)}.page-hero p{max-width:820px;color:var(--muted);margin:0;font-size:16px}.hero-banner{background:var(--deep-bg);border:1px solid var(--border);border-radius:16px;overflow:hidden;max-height:300px;display:flex;align-items:center;justify-content:center;margin-bottom:20px}.hero-banner img{width:100%;max-height:300px;object-fit:contain;object-position:center}.hero-fallback{min-height:220px;display:flex;align-items:center;justify-content:center;color:var(--deep);font-size:30px;font-weight:900}.button-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:20px}.button-primary{color:#fff;background:linear-gradient(135deg,#0052CC 0%,#0033A0 50%,#002066 100%)}.button-secondary{background:#fff;color:var(--blue);border:1px solid var(--blue)}.section{padding:34px 0}.section.alt{background:var(--deep-bg)}.section-title{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:18px}.section-title h2{font-size:24px}.section-title p{margin:0;color:var(--muted);max-width:700px}.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.card-grid.four{grid-template-columns:repeat(4,1fr)}.card-grid.two{grid-template-columns:repeat(2,1fr)}.card,.info-card,.status-card,.quote-card{background:#fff;border:1px solid var(--border);border-radius:14px;box-shadow:var(--shadow);padding:20px}.card h3,.info-card h3,.status-card h3{margin:8px 0;color:var(--title)}.card p,.info-card p,.status-card p{margin:0;color:var(--muted)}.card-link{display:inline-flex;margin-top:12px;color:var(--blue);font-weight:800}.small-block{width:38px;height:6px;border-radius:4px;background:var(--bright);margin-bottom:12px}.small-block.deep{background:var(--deep)}.image-slot{background:var(--deep-bg);border:1px solid var(--border);border-radius:14px;display:flex;align-items:center;justify-content:center;overflow:hidden;min-height:180px}.image-slot img{width:100%;height:100%;max-height:240px;object-fit:contain;object-position:center}.image-slot.feature img{max-height:280px}.image-slot.app-shot{min-height:300px}.image-slot.app-shot img{max-height:420px;width:auto}.media-card{overflow:hidden;padding:0}.media-card .image-slot{border:0;border-radius:0;min-height:190px}.media-card .card-body{padding:18px}.number-list{display:grid;gap:10px}.number-item{display:grid;grid-template-columns:58px 1fr;gap:14px;align-items:start;padding:16px;border:1px solid var(--border);border-radius:12px;background:#fff}.number-item .num{font-size:30px;line-height:1;color:var(--blue);font-weight:900}.number-item h3{margin:0 0 6px;color:var(--title)}.number-item p{margin:0;color:var(--muted)}.feature-layout{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(280px,.9fr);gap:24px;align-items:center}.theme-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.theme-tile{background:#fff;border:1px solid var(--border);border-radius:12px;padding:18px;min-height:120px}.theme-tile b{color:var(--deep)}.shelf-list{border-top:1px solid var(--border)}.shelf-row{display:grid;grid-template-columns:110px 1fr auto;gap:18px;align-items:center;padding:18px 0;border-bottom:1px solid var(--border)}.shelf-row .tag{color:var(--blue);font-weight:800}.shelf-row p{margin:2px 0;color:var(--muted)}.rank-row{display:grid;grid-template-columns:70px 1fr;gap:16px;padding:20px 0;border-bottom:1px solid var(--border)}.rank-num{font-size:42px;color:var(--blue);font-weight:900;line-height:1}.status-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.status-card{box-shadow:none}.status-dot{width:10px;height:10px;border-radius:3px;background:var(--blue);display:inline-block;margin-right:8px}.prose{max-width:860px}.prose p{margin:0 0 16px;color:var(--text)}.prose h2{color:var(--title);font-size:23px;margin:32px 0 10px}.prose h3{color:var(--deep);font-size:18px;margin:24px 0 8px}.article-grid{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:28px}.aside-box{position:sticky;top:142px;align-self:start;background:var(--deep-bg);border:1px solid var(--border);border-radius:14px;padding:18px}.aside-box h2{font-size:17px;margin:0 0 12px;color:var(--title)}.aside-box a{display:block;padding:10px 0;border-bottom:1px solid var(--border);color:var(--blue)}.faq-list{display:grid;gap:14px}.faq-item{border:1px solid var(--border);border-radius:14px;padding:20px;background:#fff}.faq-item h2{font-size:18px;margin:0 0 8px;color:var(--title)}.faq-item p{margin:0;color:var(--muted)}.notice{border-left:4px solid var(--blue);background:var(--deep-bg);padding:16px 18px;border-radius:0 12px 12px 0;color:var(--muted)}.site-footer{background:#0A1628;color:#A0AEC0;margin-top:36px;padding:42px 0 80px}.footer-grid{display:grid;grid-template-columns:1.6fr repeat(4,1fr);gap:28px}.footer-grid h2{font-size:14px;color:#fff;margin:0 0 12px}.footer-grid a{display:block;color:#A0AEC0;padding:5px 0}.footer-brand p{max-width:420px}.footer-logo-link{display:flex!important;align-items:center;gap:10px;color:#fff!important}.footer-logo{height:30px}.footer-brand strong{font-size:20px}.footer-brand span{font-size:12px;color:#A0AEC0}.footer-bottom{margin-top:28px;padding-top:18px;border-top:1px solid rgba(255,255,255,.12);font-size:13px}.site-overlay{position:fixed;inset:0;background:rgba(10,22,40,.38);z-index:1100;opacity:0;pointer-events:none;transition:opacity .2s}.site-overlay.show{opacity:1;pointer-events:auto}.catalog-panel,.search-panel{position:fixed;z-index:1200;left:0;right:0;top:78px;visibility:hidden;pointer-events:none;transform:translateY(-14px);opacity:0;transition:.2s ease}.catalog-panel.open,.search-panel.open{visibility:visible;pointer-events:auto;transform:translateY(0);opacity:1}.catalog-card,.search-card{background:#fff;border:1px solid var(--border);border-radius:0 0 16px 16px;box-shadow:var(--shadow);max-height:50vh;overflow:auto}.panel-head{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 18px;border-bottom:1px solid var(--border)}.panel-head p{margin:2px 0 0;color:var(--muted)}.panel-brand{display:flex;align-items:center;gap:10px}.panel-brand img{height:30px;max-width:130px;object-fit:contain}.close-button{min-width:64px;min-height:44px;border:1px solid var(--border);border-radius:10px;background:#fff;color:var(--blue);cursor:pointer}.catalog-groups{display:grid;grid-template-columns:repeat(4,1fr);gap:0}.catalog-group{padding:16px;border-right:1px solid var(--border)}.catalog-group:last-child{border-right:0}.catalog-group h2{font-size:14px;color:var(--aux);margin:0 0 8px}.catalog-group a{display:block;padding:10px;border-radius:10px}.catalog-group a:hover,.catalog-group a:focus-visible{background:var(--deep-bg);outline:none}.catalog-group b{display:block;color:var(--title);font-size:15px}.catalog-group span{display:block;color:var(--muted);font-size:12px;line-height:1.5;margin-top:3px}.search-card{padding-bottom:18px}.search-look{margin:18px;border:1px solid var(--border);background:var(--deep-bg);border-radius:12px;min-height:50px;display:flex;align-items:center;gap:10px;padding:0 16px;color:var(--aux)}.preset-links{display:flex;gap:10px;flex-wrap:wrap;padding:0 18px}.preset-links a{min-height:44px;display:flex;align-items:center;padding:0 16px;border:1px solid var(--blue);color:var(--blue);border-radius:10px}.mobile-bottom{display:none}a:focus-visible,button:focus-visible{outline:3px solid rgba(0,82,204,.28);outline-offset:2px}
@media(max-width:900px){.card-grid.four{grid-template-columns:repeat(2,1fr)}.feature-layout,.article-grid{grid-template-columns:1fr}.aside-box{position:static}.footer-grid{grid-template-columns:repeat(2,1fr)}.footer-brand{grid-column:1/-1}.catalog-groups{grid-template-columns:repeat(2,1fr)}.catalog-card{max-height:60vh}.theme-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:700px){:root{--header:78px}.shell{width:min(100% - 32px,1220px)}.tab-bar{display:none}.cover-inner{grid-template-columns:1fr auto 1fr;gap:8px}.brand-link{min-width:0}.brand-logo{max-width:92px;height:30px}.catalog-button,.app-link{padding:8px 10px;min-height:44px;font-size:14px}.app-link{white-space:nowrap}.page-main{padding-top:calc(var(--header) + 18px);padding-bottom:62px}.page-hero{padding-top:22px}.hero-banner{max-height:260px}.hero-banner img{max-height:260px}.hero-fallback{min-height:180px}.card-grid,.card-grid.two,.card-grid.four,.status-grid{grid-template-columns:1fr}.theme-grid{grid-template-columns:1fr 1fr}.section{padding:28px 0}.section-title{display:block}.section-title h2{margin-bottom:8px}.shelf-row{grid-template-columns:82px 1fr}.shelf-row>a{grid-column:2}.catalog-panel,.search-panel{top:78px}.catalog-card{width:100%;max-height:66vh;border-left:0;border-right:0;border-radius:0 0 14px 14px}.catalog-groups{grid-template-columns:1fr}.catalog-group{border-right:0;border-bottom:1px solid var(--border)}.catalog-group a{padding:9px 6px}.search-card{width:calc(100% - 20px);background:var(--deep-bg)}.mobile-bottom{position:fixed;z-index:900;display:grid;grid-template-columns:repeat(5,1fr);left:0;right:0;bottom:0;min-height:50px;padding-bottom:env(safe-area-inset-bottom);background:#fff;border-top:1px solid var(--border)}.mobile-bottom a{min-height:50px;display:flex;align-items:center;justify-content:center;font-size:13px;color:var(--muted)}.mobile-bottom a.active{background:var(--blue);color:#fff}.site-footer{padding-bottom:92px}.footer-grid{grid-template-columns:1fr 1fr}.image-slot{min-height:160px}.image-slot.app-shot{min-height:260px}.rank-row{grid-template-columns:56px 1fr}.rank-num{font-size:34px}}
@media(max-width:420px){.theme-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}.catalog-button{font-size:13px;padding:7px 8px}.app-link{font-size:13px;padding:7px 8px}}