:root{
    --bg:#FFFFFF;--deep-bg:#F5F7FA;--content:#FFFFFF;--secondary:#EEF1F6;
    --title:#0A1628;--text:#1E2A3A;--muted:#4A5568;--aux:#718096;
    --brand:#0033A0;--bright:#0052CC;--deep:#002066;
    --border:rgba(0,51,160,.14);--shadow:0 12px 36px rgba(0,33,102,.08);
    --max:1220px;--radius:14px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei","PingFang SC",Arial,sans-serif;line-height:1.72;overflow-x:hidden}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
button{cursor:pointer}
img{max-width:100%;display:block}
.shell{width:min(var(--max),calc(100% - 32px));margin-inline:auto}
.site-header{position:fixed;z-index:90;top:0;left:0;right:0;background:#fff}
.spine-line{height:18px;background:var(--deep);color:#fff;font-size:12px;line-height:18px}
.spine-inner{display:flex;justify-content:space-between;align-items:center;height:18px}
.spine-brand{font-weight:700;letter-spacing:.04em}
.text-control{border:0;background:transparent;color:#fff;height:18px;padding:0 2px;font-size:12px}
.face-bar{height:60px;background:#fff;border-bottom:1px solid var(--border)}
.face-inner{height:60px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:14px}
.brand-mark{justify-self:start;display:flex;align-items:center;min-height:44px;min-width:54px;color:var(--deep);font-size:24px;font-weight:900;letter-spacing:-.04em}
.brand-mark img,.panel-brand img,.footer-logo img{height:34px;width:auto;max-width:160px;object-fit:contain}
.catalog-button,.app-link,.panel-close,.button-primary,.button-secondary{min-height:44px;border-radius:10px;padding:0 18px;display:inline-flex;align-items:center;justify-content:center;font-weight:800}
.catalog-button{border:1px solid var(--border);background:#fff;color:var(--brand);justify-self:center}
.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)}
.tabs-inner{height:40px;display:flex;align-items:center;gap:8px}
.tabs-inner a{height:30px;display:flex;align-items:center;padding:0 13px;border-radius:8px;color:var(--muted);font-size:14px;font-weight:700}
.tabs-inner a.active{background:var(--brand);color:#fff}
.site-main{padding-top:138px;min-height:70vh}
.hero,.page-hero{padding:22px 0 18px}
.hero-copy,.page-intro{max-width:860px;margin:20px 0 0}
.eyebrow{color:var(--brand);font-weight:900;letter-spacing:.08em;font-size:13px;margin-bottom:6px}
h1,h2,h3{margin:0;color:var(--title);line-height:1.25}
h1{font-size:clamp(28px,3vw,32px);letter-spacing:-.03em}
h2{font-size:clamp(22px,2.4vw,28px)}
h3{font-size:18px}
p{margin:10px 0;color:var(--text)}
.lead{font-size:17px;color:var(--muted);max-width:820px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:18px}
.button-primary{background:linear-gradient(135deg,#0052CC 0%,#0033A0 50%,#002066 100%);color:#fff;border:1px solid transparent}
.button-secondary{background:#fff;color:var(--brand);border:1px solid var(--brand)}
.section{padding:28px 0}
.section.soft{background:var(--deep-bg)}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:18px}
.section-head p{max-width:640px;margin:0;color:var(--muted)}
.media-slot{background:linear-gradient(145deg,#f8fbff,#eef3fa);border:1px solid var(--border);border-radius:var(--radius);display:flex;align-items:center;justify-content:center;overflow:hidden;min-height:180px}
.media-slot img{width:100%;height:100%;object-fit:contain;object-position:center}
.media-placeholder{width:100%;height:100%;min-height:inherit;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;color:var(--deep);text-align:center;padding:22px}
.media-placeholder span{font-size:34px;font-weight:900;letter-spacing:-.05em}
.media-placeholder small{font-size:14px;color:var(--muted)}
.banner-slot{max-height:300px;aspect-ratio:16/9}.banner-slot img{max-height:300px}
.content-image{height:220px}.content-image.tall{height:360px}.content-image.app-shot{height:min(420px,70vh)}
.cards-3,.cards-4,.cards-6,.cards-2,.status-grid,.split-grid{display:grid;gap:16px}
.cards-2{grid-template-columns:repeat(2,minmax(0,1fr))}.cards-3{grid-template-columns:repeat(3,minmax(0,1fr))}.cards-4{grid-template-columns:repeat(4,minmax(0,1fr))}.cards-6{grid-template-columns:repeat(3,minmax(0,1fr))}.status-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.split-grid{grid-template-columns:minmax(0,1.15fr) minmax(300px,.85fr);align-items:center}
.card,.index-card,.status-card,.article-block,.number-row,.shelf-row,.clause{background:#fff;border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}
.card,.index-card,.status-card,.article-block,.clause{padding:20px}
.card p,.index-card p,.status-card p,.article-block p,.clause p{color:var(--muted)}
.card-link{display:inline-flex;align-items:center;min-height:44px;color:var(--brand);font-weight:800}
.color-chip{width:34px;height:8px;border-radius:4px;margin-bottom:14px;background:var(--bright)}
.color-chip.deep{background:var(--deep)}
.number-list{display:grid;gap:12px}
.number-row{padding:18px;display:grid;grid-template-columns:66px 1fr auto;gap:18px;align-items:center}
.number-row .num{font-size:32px;font-weight:900;color:var(--brand);line-height:1}
.number-row p{margin:5px 0;color:var(--muted)}
.number-row a{color:var(--brand);font-weight:800;min-height:44px;display:flex;align-items:center}
.shelf-list{display:grid;gap:12px}
.shelf-row{display:grid;grid-template-columns:150px 1fr auto;gap:18px;align-items:center;padding:16px 18px}
.shelf-row .shelf-tag{font-size:13px;color:#fff;background:var(--brand);border-radius:8px;padding:6px 10px;justify-self:start}
.shelf-row p{margin:0;color:var(--muted)}
.editor-note{border-left:4px solid var(--brand);padding:15px 18px;background:var(--deep-bg);border-radius:0 12px 12px 0;color:var(--muted)}
.quote-block{padding:22px;border:1px solid var(--border);background:#fff;border-radius:var(--radius)}
.quote-block strong{display:block;color:var(--brand);margin-bottom:8px}
.tag-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.tag-card{border:1px solid var(--border);border-radius:12px;padding:18px;background:linear-gradient(180deg,#fff,#f7f9fc)}
.tag-card span{font-weight:900;color:var(--brand);display:block;margin-bottom:7px}
.app-layout{display:grid;grid-template-columns:minmax(260px,.7fr) minmax(0,1.3fr);gap:28px;align-items:center}
.icon-box{width:72px;height:72px;border:1px solid var(--border);border-radius:16px;background:var(--deep-bg);display:grid;place-items:center;margin-bottom:16px}.icon-box img{width:58px;height:58px;object-fit:contain}.icon-box span{font-weight:900;color:var(--deep)}
.faq-list{display:grid;gap:14px}.faq-item{border-bottom:1px solid var(--border);padding:0 0 18px}.faq-item h2{font-size:19px;margin-bottom:8px}.faq-item p{margin:0;color:var(--muted)}
.catalog-panel,.search-layer{position:fixed;z-index:110;top:78px;left:0;right:0;visibility:hidden;pointer-events:none;opacity:0;transform:translateY(-10px);transition:.18s ease}
.catalog-panel.is-open,.search-layer.is-open{visibility:visible;pointer-events:auto;opacity:1;transform:none}
.catalog-shell,.search-card{background:#fff;border:1px solid var(--border);box-shadow:var(--shadow);border-radius:0 0 16px 16px;max-height:50vh;overflow:auto}
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:16px 18px;border-bottom:1px solid var(--border);background:#fff;position:sticky;top:0;z-index:2}
.panel-brand{display:flex;align-items:center;gap:10px;color:var(--deep)}
.panel-close{border:1px solid var(--brand);background:#fff;color:var(--brand)}
.catalog-groups{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0}
.catalog-group{padding:18px;border-right:1px solid var(--border)}.catalog-group:last-child{border-right:0}.catalog-group h2{font-size:16px;color:var(--brand);margin-bottom:10px}.catalog-group a{display:block;padding:10px 0;border-bottom:1px solid rgba(0,51,160,.08)}.catalog-group a:last-child{border-bottom:0}.catalog-group strong{display:block;font-size:15px}.catalog-group span{display:block;font-size:13px;color:var(--aux);line-height:1.5;margin-top:2px}
.search-card{padding-bottom:20px}.search-card .panel-head{padding-inline:20px}.search-card .panel-head p{margin:2px 0 0;color:var(--muted);font-size:14px}.search-faux{margin:20px;border:1px solid var(--border);background:var(--deep-bg);min-height:50px;border-radius:10px;display:flex;align-items:center;padding:0 14px;color:var(--aux)}.preset-links{display:flex;flex-wrap:wrap;gap:10px;padding:0 20px}.preset-links a{min-height:44px;display:inline-flex;align-items:center;padding:0 14px;border:1px solid var(--brand);border-radius:9px;color:var(--brand);font-weight:800}
.page-overlay{position:fixed;z-index:100;inset:0;background:rgba(10,22,40,.38);visibility:hidden;pointer-events:none;opacity:0;transition:.18s ease}.page-overlay.is-open{visibility:visible;pointer-events:auto;opacity:1}.panel-open{overflow:hidden}
.site-footer{background:var(--title);color:#A0AEC0;margin-top:36px}.footer-grid{display:grid;grid-template-columns:minmax(260px,.8fr) minmax(0,1.4fr);gap:40px;padding:42px 0 28px}.footer-brand-block strong{display:block;color:#fff;margin:12px 0}.footer-brand-block p{color:#A0AEC0;max-width:430px}.footer-logo{display:inline-flex;min-height:44px;align-items:center;color:#fff;font-size:24px;font-weight:900}.footer-links{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.footer-links h2{font-size:15px;color:#fff;margin-bottom:8px}.footer-links a{display:block;color:#A0AEC0;min-height:34px}.footer-bottom{padding:16px 0 28px;border-top:1px solid rgba(255,255,255,.1);font-size:13px}
.mobile-bottom{display:none}
a:hover,a:focus-visible,button:hover,button:focus-visible{outline:none}.card-link:hover,.tabs-inner a:hover,.footer-links a:hover,.brand-mark:hover,.spine-brand:hover{color:var(--bright)}.catalog-button:hover,.catalog-button:focus-visible,.panel-close:hover,.panel-close:focus-visible,.button-secondary:hover,.button-secondary:focus-visible{background:var(--brand);color:#fff}.app-link:hover,.app-link:focus-visible,.button-primary:hover,.button-primary:focus-visible{filter:brightness(1.08);box-shadow:0 8px 22px rgba(0,51,160,.18)}
@media (max-width:900px){.cards-4,.status-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.cards-3,.cards-6,.tag-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.split-grid,.app-layout{grid-template-columns:1fr}.catalog-groups{grid-template-columns:repeat(2,minmax(0,1fr))}.catalog-group{border-bottom:1px solid var(--border)}.footer-grid{grid-template-columns:1fr}.footer-links{grid-template-columns:repeat(2,minmax(0,1fr))}.shelf-row{grid-template-columns:120px 1fr}}
@media (max-width:640px){body{padding-bottom:calc(50px + env(safe-area-inset-bottom))}.site-main{padding-top:98px}.tab-bar{display:none}.face-inner{grid-template-columns:1fr auto 1fr;gap:8px}.brand-mark{font-size:22px;min-width:44px}.brand-mark img{max-width:100px;height:30px}.catalog-button,.app-link{padding:0 11px;font-size:14px}.hero,.page-hero{padding-top:18px}.hero-copy{margin-top:16px}.cards-2,.cards-3,.cards-4,.cards-6,.status-grid,.tag-grid{grid-template-columns:1fr}.content-image{height:200px}.content-image.tall{height:300px}.section{padding:22px 0}.section-head{align-items:flex-start;flex-direction:column}.number-row{grid-template-columns:54px 1fr}.number-row a{grid-column:2}.shelf-row{grid-template-columns:1fr;gap:8px}.catalog-panel,.search-layer{top:78px}.catalog-shell,.search-card{width:100%;max-height:66vh;border-radius:0}.catalog-groups{grid-template-columns:1fr}.catalog-group{border-right:0}.search-layer{background:var(--deep-bg)}.search-card{background:var(--deep-bg)}.panel-head{background:var(--deep-bg)}.mobile-bottom{position:fixed;z-index:80;left:0;right:0;bottom:0;height:calc(50px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);display:grid;grid-template-columns:repeat(5,1fr);background:#fff;border-top:1px solid var(--border);box-shadow:0 -8px 28px rgba(0,33,102,.08)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;min-height:50px;font-size:13px;color:var(--muted);font-weight:800}.mobile-bottom a.active{background:var(--brand);color:#fff}.page-overlay{z-index:100}.site-footer{margin-top:24px}.footer-grid{padding-top:32px}.footer-links{grid-template-columns:repeat(2,1fr);gap:22px}.banner-slot{aspect-ratio:3/2}.shell{width:min(var(--max),calc(100% - 32px))}}