:root{--bg:#EEF5FB;--deep:#E3EEF7;--card:#fff;--soft:#D7E8F4;--ink:#10263A;--text:#243848;--muted:#5A7388;--aux:#7E93A6;--blue:#3B9FE0;--bright:#62B7EE;--steel:#1E6FB8;--ice:#A9D6F2;--mint:#2FA8A0;--line:rgba(30,111,184,.16);--strong:rgba(59,159,224,.38);--shadow:0 16px 40px rgba(16,38,58,.08);--header-h:120px}
*{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{font:inherit}img{display:block;max-width:100%}.shell{width:min(1220px,calc(100% - 32px));margin:0 auto}.site-header{position:fixed;inset:0 0 auto;z-index:1000}.frame-line{height:18px;background:var(--steel);color:#fff;font-size:11px}.frame-inner{height:18px;display:flex;align-items:center;justify-content:space-between}.mini-brand{font-weight:700;letter-spacing:.03em}.frame-search{border:0;background:transparent;color:#fff;padding:0 4px;min-height:18px;cursor:pointer}.window-bar{height:62px;background:rgba(255,255,255,.98);border-bottom:1px solid var(--line);backdrop-filter:blur(10px)}.window-inner{height:62px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:12px}.brand-lockup{justify-self:start;display:flex;align-items:center;min-height:44px}.brand-logo{width:auto;height:34px;max-width:190px;object-fit:contain}.brand-text{font-size:20px;font-weight:800;color:var(--ink)}.catalog-button,.app-link,.primary-btn,.secondary-btn{min-height:44px;border-radius:10px;padding:10px 18px;font-weight:750;display:inline-flex;align-items:center;justify-content:center}.catalog-button{justify-self:center;border:1px solid var(--strong);background:#fff;color:var(--steel);cursor:pointer}.app-link{justify-self:end;background:linear-gradient(135deg,var(--bright) 0%,var(--blue) 48%,var(--steel) 100%);color:#fff}.tab-track{height:40px;background:var(--ice);border-bottom:1px solid rgba(30,111,184,.22)}.tab-inner{height:40px;display:flex;align-items:stretch;gap:4px}.tab-inner a{display:flex;align-items:center;padding:0 15px;color:var(--ink);font-size:14px;font-weight:700}.tab-inner a.active{background:var(--blue);color:#fff}.site-main{padding-top:calc(var(--header-h) + 34px);min-height:70vh}.hero,.section{padding:34px 0}.hero-card,.section-card,.content-card{background:var(--card);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow)}.hero-card{padding:22px}.hero-media{height:min(300px,45vw);min-height:190px;border-radius:14px;background:linear-gradient(135deg,#e9f6ff,#d7e8f4);display:flex;align-items:center;justify-content:center;overflow:hidden}.hero-media img{width:100%;height:100%;object-fit:contain}.image-placeholder{background:linear-gradient(135deg,#eff8ff,#d9ebf7);border:1px dashed var(--strong);border-radius:12px}.content-image{width:100%;height:220px;object-fit:contain;object-position:center;background:#f7fbfe;border-radius:12px}.hero-copy{padding:24px 6px 4px}.eyebrow{display:inline-block;color:var(--steel);font-weight:800;font-size:14px;letter-spacing:.08em}h1,h2,h3{color:var(--ink);line-height:1.25}h1{font-size:clamp(28px,4vw,32px);margin:8px 0 14px}h2{font-size:24px;margin:0 0 14px}h3{font-size:18px;margin:0 0 8px}.lead{font-size:17px;color:var(--muted);max-width:820px}.btn-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:18px}.primary-btn{background:linear-gradient(135deg,var(--bright) 0%,var(--blue) 48%,var(--steel) 100%);color:#fff}.secondary-btn{background:#fff;border:1px solid var(--steel);color:var(--steel)}.primary-btn:hover,.secondary-btn:hover,.app-link:hover,.catalog-button:hover{transform:translateY(-1px)}a:focus-visible,button:focus-visible{outline:3px solid rgba(47,168,160,.45);outline-offset:3px}.tag-grid,.four-grid,.six-grid,.status-grid,.article-grid{display:grid;gap:16px}.tag-grid{grid-template-columns:repeat(3,1fr)}.four-grid{grid-template-columns:repeat(4,1fr)}.six-grid{grid-template-columns:repeat(3,1fr)}.status-grid{grid-template-columns:repeat(4,1fr)}.article-grid{grid-template-columns:repeat(2,1fr)}.tag-card,.mini-card,.status-card,.article-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px}.tag-card:nth-child(2n){border-top:4px solid var(--mint)}.tag-card:nth-child(2n+1){border-top:4px solid var(--bright)}.tag-card a,.mini-card a,.article-card a{color:var(--steel);font-weight:800}.number-list{display:grid;gap:10px;margin-top:18px}.number-item{display:grid;grid-template-columns:58px 1fr;gap:14px;align-items:start;padding:16px;border:1px solid var(--line);border-radius:12px;background:#fff}.number-item .num{font-size:28px;font-weight:900;color:var(--steel);line-height:1}.split{display:grid;grid-template-columns:.9fr 1.1fr;gap:26px;align-items:center}.split.reverse{grid-template-columns:1.1fr .9fr}.section-head{display:flex;justify-content:space-between;gap:20px;align-items:end;margin-bottom:18px}.section-head p{margin:0;color:var(--muted);max-width:720px}.section-card{padding:24px}.prose{max-width:900px}.prose p{margin:0 0 16px}.prose ul{padding-left:20px}.prose li{margin-bottom:8px}.note{background:var(--deep);border-left:4px solid var(--steel);padding:14px 16px;border-radius:0 10px 10px 0}.view-strip{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}.view-strip article{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px}.view-strip strong{display:block;font-size:28px;color:var(--steel)}.app-showcase{display:grid;grid-template-columns:minmax(200px,.55fr) 1.45fr;gap:28px;align-items:center}.app-shot{height:420px;object-fit:contain;background:#f7fbfe;border-radius:14px}.app-icon{width:64px;height:64px;object-fit:contain}.page-banner{padding:28px 0 18px}.page-banner .section-card{display:grid;grid-template-columns:1.25fr .75fr;gap:24px;align-items:center}.page-banner .content-image{height:240px}.breadcrumb{color:var(--aux);font-size:14px}.legal-section{padding:18px 0;border-bottom:1px solid var(--line)}.faq-list{display:grid;gap:12px}.faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px}.faq-item h2{font-size:18px}.site-footer{background:var(--ink);color:#C7D8E6;padding:34px 0 78px;margin-top:40px}.footer-brand-row{display:grid;grid-template-columns:1fr 1.5fr;gap:24px;align-items:center;padding-bottom:24px;border-bottom:1px solid rgba(255,255,255,.1)}.footer-brand{display:flex;gap:12px;align-items:center}.footer-logo{height:32px;width:auto;object-fit:contain}.footer-brand 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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(--line)}.panel-brand{display:flex;align-items:center;gap:10px}.panel-brand img{height:30px;width:auto;object-fit:contain}.panel-head span{display:block;color:var(--muted);font-size:13px}.panel-close{min-width:60px;min-height:44px;border:1px solid var(--line);background:#fff;color:var(--steel);border-radius:10px;cursor:pointer}.catalog-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;padding:18px}.catalog-grid h2{font-size:16px}.catalog-grid a{display:block;padding:10px 0;border-bottom:1px solid var(--line)}.catalog-grid b{display:block;color:var(--ink)}.catalog-grid span{display:block;color:var(--muted);font-size:13px}.search-shell{padding-bottom:20px}.search-look{margin:18px;min-height:58px;border:1px solid var(--strong);border-radius:12px;display:flex;align-items:center;justify-content:space-between;padding:10px 14px;background:var(--bg)}.search-look span{color:var(--muted)}.search-look a{color:var(--steel);font-weight:800}.preset-links{display:flex;gap:10px;flex-wrap:wrap;padding:0 18px}.preset-links a{padding:10px 14px;background:var(--deep);border-radius:10px;color:var(--ink);font-weight:700}.panel-open{overflow:hidden}.mobile-bottom{display:none}
@media(max-width:900px){.four-grid{grid-template-columns:repeat(2,1fr)}.six-grid{grid-template-columns:repeat(2,1fr)}.status-grid{grid-template-columns:repeat(2,1fr)}.split,.split.reverse,.app-showcase,.page-banner .section-card{grid-template-columns:1fr}.view-strip{grid-template-columns:repeat(2,1fr)}.catalog-grid{grid-template-columns:repeat(2,1fr)}.footer-brand-row{grid-template-columns:1fr}}
@media(max-width:700px){:root{--header-h:80px}.shell{width:calc(100% - 32px)}.window-inner{grid-template-columns:minmax(0,1fr) auto auto;gap:6px}.brand-logo{height:30px;max-width:135px}.brand-text{font-size:18px}.catalog-button,.app-link{padding:8px 11px;min-width:58px}.tab-track{display:none}.site-main{padding-top:calc(var(--header-h) + 22px);padding-bottom:62px}.hero,.section{padding:22px 0}.hero-card,.section-card{padding:16px}.hero-media{height:240px}.tag-grid,.article-grid{grid-template-columns:1fr}.four-grid,.six-grid,.status-grid{grid-template-columns:1fr}.section-head{display:block}.section-head p{margin-top:8px}.content-image{height:200px}.view-strip{grid-template-columns:1fr}.footer-grid{grid-template-columns:repeat(2,1fr)}.site-footer{padding-bottom:86px}.catalog-panel,.search-panel{top:80px}.catalog-shell{width:100%;max-height:66vh;border-radius:0}.catalog-grid{grid-template-columns:1fr 1fr;gap:10px;padding:14px}.search-panel{top:0;bottom:0;background:var(--ice)}.search-shell{width:100%;height:100%;max-height:none;border:0;border-radius:0;background:var(--ice);padding-top:max(16px,env(safe-area-inset-top))}.mobile-bottom{position:fixed;z-index:900;left:0;right:0;bottom:0;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-width:0;font-size:13px;color:var(--text)}.mobile-bottom a.active{background:var(--blue);color:#fff}.number-item{grid-template-columns:44px 1fr}.number-item .num{font-size:24px}.app-shot{height:360px}}
@media(max-width:430px){.shell{width:calc(100% - 32px)}.mini-brand{font-size:10px}.catalog-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.hero-media{height:210px}.app-link{font-size:13px}.catalog-button{font-size:13px}}
.hero-banner{width:100%;height:100%;object-fit:contain;object-position:center}.hero-media>.image-placeholder.hero-banner{width:100%;height:100%}