:root{--navy:#0A1628;--ink:#1E2A3A;--blue:#0033A0;--bright:#0052CC;--deep:#002066;--muted:#4A5568;--soft:#718096;--line:rgba(0,51,160,.14);--surface:#fff;--cloud:#F5F7FA;--panel:#EEF1F6;--footer:#0A1628;--shadow:0 12px 36px rgba(0,33,102,.08);--radius:14px;--desktop-head:134px;--mobile-head:90px}
*{box-sizing:border-box}
html{scroll-behavior:smooth;text-size-adjust:100%;-webkit-text-size-adjust:100%}
body{margin:0;padding:var(--desktop-head) 0 0;color:var(--ink);background:#fff;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei", "Noto Sans CJK SC",sans-serif;font-size:16px;line-height:1.72;overflow-x:clip}
body.layer-open{overflow:hidden} 
a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}img{display:block;max-width:100%;height:auto;object-fit:contain;object-position:center}svg{display:block}
::selection{background:#dbe8ff;color:var(--deep)}
:focus-visible{outline:3px solid #3877f5;outline-offset:3px;border-radius:5px}
[hidden]{display:none!important}
.shell{width:min(1220px,calc(100% - 40px));margin-inline:auto;min-width:0}
.sr-only{position:absolute!important;clip:rect(0,0,0,0);clip-path:inset(50%);width:1px;height:1px;overflow:hidden;white-space:nowrap}
.site-head{position:fixed;left:0;right:0;top:0;width:100%;z-index:110;background:white;box-shadow:0 5px 18px rgba(0,30,90,.045)}
.blue-line{height:22px;background:var(--deep);color:white;font-size:12px;line-height:22px;letter-spacing:.095em}
.line-inner{position:relative;display:flex;align-items:center;justify-content:space-between;height:22px}
.search-toggle{position:absolute;right:0;top:-11px;display:flex;justify-content:center;align-items:center;border:0;background:transparent;color:#fff;width:44px;height:44px;z-index:2;transition:background .2s ease}
.search-toggle:hover,.search-toggle:focus-visible{background:#154bc0}
.command-bar{height:68px;background:#fff;border-bottom:1px solid var(--line)}
.command-inner{height:100%;display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);align-items:center;gap:14px}
.brand-link{display:inline-flex;align-items:center;justify-self:start;min-height:48px;max-width:168px;min-width:0;white-space:nowrap}
.brand-link img{height:36px;width:auto;max-width:100%;object-fit:contain}
.brand-fallback{color:var(--deep);font-size:29px;letter-spacing:-.07em;font-weight:900;line-height:1;white-space:nowrap}
.brand-fallback small{display:block;font-size:9px;letter-spacing:.22em;margin-top:4px}
.catalog-toggle{display:flex;align-items:center;justify-content:center;gap:12px;min-width:114px;min-height:44px;background:#f4f7ff;border:1px solid var(--line);border-radius:8px;color:var(--deep);font-weight:700;font-size:14px;transition:background .2s ease,color .2s ease}
.catalog-toggle:hover{background:var(--deep);color:white}
.catalog-icon{display:grid;grid-template-columns:repeat(2,5px);grid-template-rows:repeat(2,5px);gap:4px}
.catalog-icon i{background:currentColor;width:5px;height:5px;border-radius:1px}
.head-app{justify-self:end;min-height:44px;display:inline-flex;align-items:center;justify-content:center;gap:13px;white-space:nowrap;background:var(--deep);color:#fff;border:1px solid var(--deep);border-radius:8px;padding:0 20px;font-weight:700;font-size:14px;transition:background .2s ease,transform .2s ease}
.head-app:hover{background:var(--bright);transform:translateY(-1px)}
.tabs{height:44px;background:var(--cloud);border-bottom:1px solid var(--line)}
.tabs-inner{height:44px;display:flex;align-items:stretch;gap:8px}
.tab-link{min-height:44px;display:flex;align-items:center;padding:0 21px;font-size:14px;font-weight:650;color:var(--muted);border-bottom:3px solid transparent;transition:color .2s ease,background .2s ease}
.tab-link:hover{color:var(--blue);background:#e8efff}
.tab-link.is-current{background:var(--blue);color:white;border-bottom-color:var(--deep)}
.page-main{min-height:50vh}
.home-shell{padding:34px 0 76px}
.cover-section{border:1px solid var(--line);border-radius:16px;background:#fff;overflow:hidden;box-shadow:var(--shadow)}
.cover-slot{width:100%;height:300px;max-height:300px;display:flex;align-items:center;justify-content:center;background:#edf2fc;overflow:hidden;border-bottom:1px solid var(--line)}
.cover-slot img{width:100%;height:100%;object-fit:contain;object-position:center}
.media-fallback{font-weight:750;font-size:22px;letter-spacing:.045em;color:var(--deep)}
.cover-caption{padding:27px 33px 32px}
.eyebrow,.mini-label{display:block;color:var(--bright);font-size:11px;font-weight:800;letter-spacing:.16em;text-transform:uppercase;margin:0 0 10px}
h1,h2,h3,p{margin-top:0}
h1,h2,h3{color:var(--navy);line-height:1.34}
h1{font-size:32px;letter-spacing:-.035em;margin-bottom:15px;font-weight:800}
h2{font-size:23px;letter-spacing:-.022em;margin-bottom:12px}
h3{font-size:18px;margin-bottom:12px}
p{line-height:1.85}
.cover-caption p{font-size:16px;color:var(--muted);max-width:900px;margin:0 0 22px}
.button-row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.button{display:inline-flex;align-items:center;justify-content:space-between;gap:16px;min-height:44px;padding:0 22px;border-radius:9px;font-size:14px;font-weight:750;white-space:nowrap;border:1px solid var(--blue);transition:transform .18s ease,box-shadow .18s ease,background .18s ease}
.button:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(0,51,160,.13)}
.button-primary{background:linear-gradient(135deg,#0052CC 0%,#0033A0 50%,#002066 100%);color:white}
.button-secondary{background:white;color:var(--blue)}.button-secondary:hover{background:#eff5ff}
.home-section{padding-top:49px;margin-top:50px;border-top:1px solid var(--line)}
.section-heading{display:flex;justify-content:space-between;align-items:end;gap:16px;margin-bottom:24px}
.section-heading h2{margin:0;font-size:26px}
.section-heading .eyebrow{margin-bottom:6px}
.text-link{display:inline-flex;align-items:center;white-space:nowrap;min-height:44px;font-size:13px;font-weight:750;color:var(--blue)}
.text-link:hover{color:var(--bright);text-decoration:underline;text-underline-offset:5px}
.label-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px}
.label-card{position:relative;display:grid;gap:8px;padding:21px 52px 21px 22px;border:1px solid var(--line);border-radius:12px;min-height:136px;background:#fff;transition:background .18s ease,transform .18s ease}
.label-card:hover{transform:translateY(-2px);background:#f4f7ff}
.label-marker{width:10px;height:10px;background:#0052CC;border-radius:3px;display:block}
.label-marker.m1{background:var(--deep)}
.label-card strong{font-size:17px;line-height:1.3;color:var(--navy)}
.label-card small{display:block;font-size:13px;line-height:1.55;color:var(--muted)}
.label-arrow{position:absolute;right:20px;top:44px;font-weight:800;color:var(--bright)}
.media-slot{display:flex;justify-content:center;align-items:center;min-width:0;overflow:hidden;background:var(--cloud);border:1px solid var(--line);border-radius:12px}
.media-slot img{width:100%;height:100%;object-fit:contain;object-position:center}
.wide-media{height:218px;max-height:218px;margin-bottom:24px}
.home-intro{font-size:16px;color:var(--ink);max-width:920px;margin-bottom:22px}
.focus-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.focus-grid a{display:grid;gap:4px;padding:19px 17px;background:#f7f9fd;border:1px solid var(--line);border-radius:11px;transition:background .2s}
.focus-grid a:hover{background:#e6efff}
.focus-grid b{font-size:25px;color:var(--bright);line-height:1}
.focus-grid strong{font-size:16px;color:var(--navy)}
.focus-grid span{font-size:12px;color:var(--muted)}
.feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:17px}
.feature-card{overflow:hidden;border:1px solid var(--line);border-radius:14px;background:white;box-shadow:0 7px 22px rgba(10,30,80,.035);min-width:0}
.feature-art{height:200px;border:0;border-radius:0;border-bottom:1px solid var(--line)}
.feature-card-body{padding:22px 23px 25px;display:flex;flex-direction:column;align-items:flex-start;min-height:275px}
.feature-card-body .tiny-label{color:var(--blue);font-size:11px;letter-spacing:.02em;line-height:1.5}
.feature-card-body h3{margin:8px 0 9px;font-size:22px}
.feature-card-body p{font-size:15px;line-height:1.78;color:var(--muted);margin:0 0 16px;flex:1}
.feature-card-body a{font-size:14px;color:var(--blue);font-weight:750;min-height:44px;display:flex;align-items:center;gap:12px}
.feature-card-body a:hover{text-decoration:underline}
.section-split{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);align-items:center;gap:28px}
.split-copy{min-width:0}
.split-copy>p{font-size:15px;color:var(--muted);margin:0 0 16px}
.split-media{height:235px;width:100%}
.line-list{border-top:1px solid var(--line)}
.line-list a{display:grid;grid-template-columns:40px 1fr 20px;min-height:51px;gap:11px;align-items:center;border-bottom:1px solid var(--line);font-size:14px;color:var(--ink)}
.line-list a:hover{color:var(--blue)}
.line-list b{color:var(--bright);font-size:18px}
.line-list em{font-style:normal;color:var(--blue)}
.theme-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.theme-grid a{display:grid;grid-template-columns:40px 1fr;column-gap:8px;row-gap:2px;align-items:center;padding:17px;background:var(--cloud);border-radius:10px;border:1px solid var(--line);min-height:85px}
.theme-grid a:hover{background:#e7eeff}
.theme-grid span{grid-row:1/3;color:var(--bright);font-size:23px;font-weight:850}
.theme-grid strong{font-size:15px}
.theme-grid small{font-size:12px;color:var(--muted)}
.shelf-feature{grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr)}
.shelf-rows a{display:grid;grid-template-columns:12px 104px 1fr 20px;align-items:center;gap:12px;min-height:54px;border-bottom:1px solid var(--line);font-size:14px}
.shelf-rows strong{color:var(--navy)}.shelf-rows small{font-size:13px;color:var(--muted)}.shelf-rows b{color:var(--blue)}
.shelf-dot{width:8px;height:8px;background:var(--blue);border-radius:2px}.shelf-rows a:hover{color:var(--blue)}
.section-subtext{font-size:13px;color:var(--muted);margin:-9px 0 12px}
.ranking-list{border-top:1px solid var(--line)}
.ranking-list a{display:grid;grid-template-columns:74px minmax(0,170px) 1fr 28px;align-items:center;gap:16px;min-height:69px;border-bottom:1px solid var(--line);padding:5px 10px;transition:background .18s}
.ranking-list a:hover{background:var(--cloud)}
.ranking-list a>span{color:var(--bright);font-size:31px;font-weight:850;letter-spacing:-.04em}
.ranking-list strong{font-size:16px;color:var(--navy)}.ranking-list small{font-size:14px;color:var(--muted)}.ranking-list b{color:var(--blue)}
.status-timeline{position:relative;padding:12px 0 12px 30px;border-left:2px solid #ccdaf5;margin-left:10px}
.status-timeline>div{position:relative;padding:7px 0 18px}
.status-timeline>div:last-child{padding-bottom:0}
.status-dot{position:absolute;left:-38px;top:13px;background:var(--bright);border:4px solid #edf3ff;border-radius:50%;width:14px;height:14px}
.status-timeline strong{color:var(--navy);font-size:18px}.status-timeline p{font-size:14px;line-height:1.65;color:var(--muted);margin:4px 0 0}
.method-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}
.method-grid a{display:grid;gap:7px;min-height:119px;padding:19px;border:1px solid var(--line);border-radius:12px;background:var(--cloud)}
.method-grid a:hover{background:#e8efff}.method-grid b{font-size:26px;color:var(--bright);line-height:1}.method-grid strong{font-size:16px}.method-grid span{font-size:13px;color:var(--muted)}
.app-home{padding-bottom:4px}
.app-grid{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:45px;align-items:center;background:#f5f8ff;border:1px solid var(--line);border-radius:16px;padding:29px 36px}
.app-visual{display:flex;align-items:center;justify-content:center;min-width:0}
.app-art{width:100%;height:420px;max-height:420px;background:transparent;border:0}
.app-info p{font-size:15px;line-height:1.85;color:var(--ink);margin:0 0 17px}
.app-badge{display:flex;gap:13px;align-items:center;margin-bottom:18px;color:var(--navy)}.app-badge img{width:60px;height:60px;object-fit:contain;border-radius:12px}.app-badge span{display:grid;place-items:center;width:60px;height:60px;background:var(--deep);color:#fff;font-weight:800;border-radius:13px}.app-badge strong{font-size:20px}
.trust-section{max-width:100%;}.trust-section>p{max-width:970px;color:var(--ink);margin:0 0 15px;font-size:15px}
.related-links{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}
.related-links a{min-height:44px;padding:9px 17px;border:1px solid var(--line);background:white;color:var(--blue);border-radius:9px;font-size:14px;font-weight:750;display:inline-flex;align-items:center;gap:8px}
.related-links a:hover{background:#edf3ff}
.faq-teasers{display:grid;grid-template-columns:1fr 1fr;gap:8px 22px;margin-top:21px}
.faq-teasers a{display:flex;justify-content:space-between;gap:12px;align-items:center;padding:11px 1px;border-bottom:1px solid var(--line);font-size:14px;min-height:44px}
.faq-teasers a:hover{color:var(--blue)}.faq-teasers b{color:var(--blue)}
.inner-shell{padding:26px 0 85px}
.breadcrumb{display:flex;gap:12px;align-items:center;color:var(--soft);font-size:12px;margin-bottom:17px}.breadcrumb a:hover{color:var(--blue)}
.inner-hero{background:var(--cloud);border:1px solid var(--line);border-radius:15px;padding:32px 32px;display:grid;grid-template-columns:minmax(0,1.12fr) minmax(0,.88fr);align-items:center;gap:30px;min-height:260px}
.inner-hero h1{margin-bottom:17px}.inner-hero .lead{color:var(--ink);line-height:1.85;margin:0;font-size:16px;max-width:680px}
.inner-art{height:210px;background:white}.inner-art img{object-fit:contain}
.no-art{height:205px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;background:linear-gradient(145deg,#e6edfa,#fafdff);color:var(--deep);border:1px solid var(--line);border-radius:12px}
.no-art span{font-size:14px;letter-spacing:.22em;color:var(--bright);font-weight:850}.no-art strong{font-size:34px}.no-art em{font-size:11px;font-style:normal;letter-spacing:.24em}
.reading-layout{display:grid;grid-template-columns:minmax(0,1fr) 272px;gap:45px;margin-top:37px;align-items:start}
.reading-stream{min-width:0}.section-label{display:flex;justify-content:space-between;border-bottom:2px solid var(--deep);padding-bottom:12px;font-size:13px;color:var(--deep);font-weight:800;margin-bottom:10px}.section-label em{font-style:normal;color:var(--soft);letter-spacing:.1em;font-size:11px}
.reading-section{display:grid;grid-template-columns:64px minmax(0,1fr);gap:15px;border-bottom:1px solid var(--line);padding:30px 0 28px;min-width:0}
.section-index{font-size:29px;font-weight:850;line-height:1.15;letter-spacing:-.05em;color:var(--bright)}
.section-body h2{font-size:21px;margin-bottom:13px}
.section-body p{font-size:16px;line-height:1.91;letter-spacing:.005em;color:var(--ink);margin-bottom:0;max-width:740px;text-wrap:pretty}
.reading-aside{position:sticky;top:155px;display:grid;gap:18px}
.aside-card{border:1px solid var(--line);border-radius:12px;padding:21px;background:#fff}
.aside-kicker{display:block;font-size:10px;letter-spacing:.09em;color:var(--bright);font-weight:750;margin-bottom:9px}
.aside-card h2{font-size:17px;margin-bottom:8px}.aside-card p{font-size:13px;color:var(--muted);line-height:1.72;margin-bottom:12px}
.aside-card a{display:flex;justify-content:space-between;min-height:39px;align-items:center;border-top:1px solid var(--line);font-size:13px;font-weight:700;color:var(--blue)}.aside-card a:hover{color:var(--bright)}
.aside-muted{background:var(--cloud)}
.closing-note{margin-top:27px;border:1px solid var(--line);border-left:4px solid var(--blue);border-radius:12px;padding:25px 27px 28px;background:var(--cloud)}
.closing-note h2{font-size:21px;margin-bottom:13px}
.closing-note p{font-size:15px;line-height:1.9;margin:0 0 19px;color:var(--ink)}
.reading-layout.numbered .reading-section,.reading-layout.process .reading-section{padding:25px 0}
.reading-layout.tiles .reading-section,.reading-layout.people .reading-section{border:1px solid var(--line);border-radius:13px;padding:23px;background:#fbfcff;margin:13px 0}
.reading-layout.tiles .reading-section:nth-child(odd),.reading-layout.people .reading-section:nth-child(even){background:#f4f7fc}
.reading-layout.shelf .reading-section{border-bottom:1px solid var(--line);background:#fff;padding:28px 0}
.reading-layout.timeline .reading-section{border-left:2px solid #c8d6f6;margin-left:22px;padding-left:25px;grid-template-columns:52px minmax(0,1fr)}
.reading-layout.timeline .section-index{position:relative}
.reading-layout.timeline .section-index:before{content:'';position:absolute;width:11px;height:11px;background:var(--bright);border:4px solid white;box-shadow:0 0 0 2px #bccbf2;border-radius:50%;left:-32px;top:11px}
.faq-top{padding:40px;background:var(--cloud);border-radius:15px;border:1px solid var(--line)}.faq-top .lead{font-size:16px;max-width:900px;color:var(--muted);margin:0}
.faq-list{display:grid;gap:13px;margin-top:25px}
.faq-item{display:grid;grid-template-columns:54px minmax(0,1fr);gap:21px;padding:25px;border:1px solid var(--line);border-radius:12px;background:#fff}
.faq-no{color:var(--blue);font-size:27px;line-height:1.1;font-weight:850}.faq-item h2{font-size:18px;margin-bottom:9px}.faq-item p{font-size:15px;line-height:1.84;margin:0}
.site-footer{color:#c5cfdf;background:var(--footer);border-top:4px solid #0033A0;padding:47px 0 25px;font-size:13px}
.footer-head{display:flex;align-items:center;gap:17px;padding-bottom:29px;border-bottom:1px solid rgba(200,220,250,.16)}
.footer-brand{display:inline-flex;align-items:center;min-width:0}.footer-brand img{height:30px;width:auto;max-width:130px;object-fit:contain;filter:brightness(0) invert(1)}
.footer-brand .brand-fallback{color:white;font-size:24px}
.footer-head>div{display:flex;flex-direction:column;gap:3px}.footer-head strong{font-size:20px;color:#fff;line-height:1.15}.footer-head span{font-size:12px;letter-spacing:.045em;color:#a0aec0}
.footer-groups{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:30px;padding:31px 0}
.footer-groups nav{display:grid;align-content:start;gap:6px}.footer-groups h2{font-size:15px;color:#fff;margin:0 0 12px}
.footer-groups a{font-size:13px;color:#b2c2d8;line-height:1.55;min-height:30px;display:inline-flex;align-items:center}
.footer-groups a:hover{color:#fff;text-decoration:underline}
.footer-note{font-size:13px;line-height:1.8;border-top:1px solid rgba(200,220,250,.13);padding-top:19px;margin:0 0 19px;color:#a0aec0}
.footer-base{border-top:1px solid rgba(200,220,250,.12);padding-top:16px;display:flex;align-items:center;flex-wrap:wrap;gap:14px;font-size:12px;color:#a0aec0}.footer-base span{margin-right:auto}.footer-base a:hover{color:white}
.bottom-nav{display:none}
.layer-backdrop{position:fixed;inset:0;z-index:180;background:rgba(4,13,32,.58);opacity:0;visibility:hidden;pointer-events:none;transition:opacity .22s,visibility .22s}
.layer-backdrop.is-open{opacity:1;visibility:visible;pointer-events:auto}
.catalog-panel{position:fixed;z-index:200;left:50%;top:90px;width:min(1220px,100%);max-height:calc(100dvh - 90px);overflow-y:auto;overscroll-behavior:contain;background:#fff;border:1px solid var(--line);border-top:0;border-radius:0 0 16px 16px;box-shadow:0 16px 60px rgba(0,15,55,.25);opacity:0;visibility:hidden;pointer-events:none;transform:translate(-50%,-23px);transition:transform .22s ease,opacity .22s ease,visibility .22s}
.catalog-panel.is-open{visibility:visible;pointer-events:auto;opacity:1;transform:translate(-50%,0)}
.catalog-inside{padding:22px 0 30px}
.layer-head{display:flex;align-items:center;justify-content:space-between;gap:15px;padding-bottom:20px;border-bottom:1px solid var(--line)}
.layer-brand{display:flex;align-items:center;gap:13px;min-width:0}.layer-brand img{height:30px;width:auto;max-width:120px;object-fit:contain}.layer-brand strong{font-size:17px;color:var(--navy)}
.close-layer{display:flex;align-items:center;justify-content:center;flex:0 0 44px;width:44px;height:44px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--deep);font-size:27px;line-height:1;transition:background .2s}.close-layer:hover{background:#eef3ff}
.catalog-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:23px;margin-top:21px}
.catalog-group{min-width:0;border-right:1px solid var(--line);padding-right:14px}.catalog-group:last-child{border-right:0}
.catalog-group h2{font-size:16px;margin:0 0 12px;color:var(--blue);padding-bottom:10px;border-bottom:2px solid var(--blue)}
.catalog-group a{display:flex;flex-direction:column;gap:2px;border-radius:8px;padding:10px 10px 11px;min-height:60px;border-bottom:1px solid var(--line)}
.catalog-group a:hover{background:#f1f5ff}.catalog-group a strong{font-size:13px;color:var(--navy)}.catalog-group a span{font-size:11px;color:var(--muted);line-height:1.55;overflow-wrap:anywhere}
.search-panel{position:fixed;z-index:210;top:90px;right:max(20px,calc((100vw - 1220px)/2));width:min(520px,calc(100% - 40px));max-height:calc(100dvh - 90px);overflow:auto;opacity:0;visibility:hidden;pointer-events:none;transform:translateY(-15px);transition:opacity .22s,visibility .22s,transform .22s;padding:25px 25px 29px;background:#fff;border:1px solid var(--line);border-radius:0 0 14px 14px;box-shadow:0 18px 60px rgba(0,20,70,.23)}
.search-panel.is-open{opacity:1;visibility:visible;pointer-events:auto;transform:translateY(0)}
.search-panel .layer-head{padding-bottom:15px;margin-bottom:19px}.search-panel h2{font-size:21px;margin:0}.search-panel .mini-label{margin:0 0 3px}
.search-panel label{display:block;font-size:14px;font-weight:650;color:var(--muted);margin-bottom:11px}
.search-box{height:50px;display:flex;align-items:center;gap:11px;border:1px solid #b5c9f3;padding:0 15px;border-radius:10px;color:var(--blue)}
.search-box input{min-width:0;flex:1;outline:0;border:0;color:var(--navy);background:transparent;font-size:16px}
.search-box:focus-within{box-shadow:0 0 0 3px rgba(0,82,204,.16)}
.quick-hint{font-size:12px;letter-spacing:.02em;color:var(--muted);margin:21px 0 8px}
.quick-links{display:grid;grid-template-columns:1fr 1fr;gap:8px}.quick-links a{display:flex;justify-content:space-between;align-items:center;min-height:46px;gap:8px;padding:10px 15px;border:1px solid var(--line);background:var(--cloud);border-radius:8px;font-size:14px;font-weight:650;color:var(--deep)}.quick-links a:hover{background:#e1ecff}.no-results{font-size:13px;color:var(--muted);margin:13px 0 0}
@media(max-width:1050px){.reading-layout{gap:24px;grid-template-columns:minmax(0,1fr) 230px}.catalog-grid{gap:12px}.catalog-group{padding-right:7px}.app-grid{gap:25px}.label-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:780px){body{padding-top:var(--mobile-head)}.tabs{display:none}.shell{width:calc(100% - 32px)}.home-shell{padding-top:22px}.cover-caption{padding:23px}.section-heading h2{font-size:23px}.feature-card-body{padding:18px}.feature-grid{gap:11px}.feature-card-body p{font-size:14px}.reading-layout{grid-template-columns:minmax(0,1fr);gap:25px}.reading-aside{position:static;grid-template-columns:1fr 1fr}.catalog-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.catalog-group:nth-child(2){border-right:0}.catalog-inside{padding-bottom:20px}.bottom-nav{position:fixed;z-index:80;bottom:0;left:0;right:0;width:100%;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));height:calc(50px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);border-top:1px solid var(--line);background:#fff;box-shadow:0 -4px 20px rgba(0,24,73,.06)}.bottom-nav a{display:flex;flex-direction:column;justify-content:center;align-items:center;gap:0;min-width:0;min-height:50px;font-size:19px;line-height:1;color:var(--muted)}.bottom-nav a span{line-height:23px;height:23px}.bottom-nav a small{font-size:11px;line-height:15px}.bottom-nav a.is-current{background:var(--blue);color:#fff}.site-footer{padding-bottom:calc(85px + env(safe-area-inset-bottom))}.footer-groups{grid-template-columns:repeat(2,minmax(0,1fr))}.app-grid{padding:25px;grid-template-columns:minmax(0,.72fr) minmax(0,1.28fr)}.inner-hero{padding:24px;min-height:240px}.inner-art{height:175px}.no-art{height:170px}.catalog-panel{top:90px;max-height:calc(100dvh - 90px)}}
@media(max-width:620px){h1{font-size:29px}.command-inner{gap:6px}.brand-link{max-width:113px}.brand-link img{height:30px}.catalog-toggle{min-width:75px;gap:7px;border-radius:7px;font-size:12px}.catalog-icon{transform:scale(.85)}.head-app{min-width:0;padding:0 10px;font-size:12px;gap:4px}.cover-slot{height:clamp(148px,44vw,250px)}.home-section{padding-top:30px;margin-top:31px}.section-heading{align-items:flex-start;gap:4px;margin-bottom:15px}.section-heading h2{font-size:21px}.section-heading .text-link,.section-heading+.text-link{font-size:11px}.label-grid{grid-template-columns:1fr 1fr;gap:9px}.label-card{min-height:151px;padding:17px 16px 18px;gap:7px}.label-card strong{font-size:15px}.label-card small{font-size:12px}.label-arrow{top:18px;right:15px}.wide-media{height:174px}.focus-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.focus-grid a{padding:14px;min-height:103px}.feature-grid{grid-template-columns:1fr}.feature-art{height:195px}.feature-card-body{min-height:0}.feature-card-body p{font-size:15px}.section-split,.shelf-feature{grid-template-columns:1fr;gap:16px}.split-media{height:200px}.theme-grid{grid-template-columns:1fr 1fr;gap:8px}.theme-grid a{padding:13px;grid-template-columns:30px 1fr}.theme-grid span{font-size:19px}.theme-grid strong{font-size:13px}.theme-grid small{font-size:11px}.shelf-feature .split-media{order:-1}.shelf-rows a{grid-template-columns:9px 86px 1fr 17px;gap:8px}.shelf-rows small{font-size:12px}.ranking-list a{grid-template-columns:50px minmax(0,100px) 1fr 17px;gap:8px}.ranking-list a>span{font-size:23px}.ranking-list strong{font-size:14px}.ranking-list small{font-size:12px;line-height:1.5}.status-timeline{margin-left:12px}.method-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.app-grid{grid-template-columns:1fr;gap:7px;padding:20px}.app-art{height:330px}.app-info p{font-size:15px}.faq-teasers{grid-template-columns:1fr}.inner-hero{grid-template-columns:1fr;gap:19px;padding:22px}.inner-art{height:173px}.no-art{height:155px}.reading-aside{grid-template-columns:1fr}.reading-section{grid-template-columns:47px minmax(0,1fr);gap:7px;padding:23px 0}.section-index{font-size:23px}.section-body h2{font-size:19px}.section-body p{font-size:15px}.faq-top{padding:24px}.faq-item{padding:20px;grid-template-columns:34px minmax(0,1fr);gap:12px}.faq-no{font-size:21px}.faq-item h2{font-size:17px}.faq-item p{font-size:15px}.catalog-panel{border-radius:0;max-height:calc(100dvh - 90px)}.catalog-grid{grid-template-columns:1fr;gap:20px}.catalog-group,.catalog-group:nth-child(2){border-right:0;padding-right:0}.catalog-group h2{margin:0 0 7px}.catalog-group a{min-height:56px}.layer-brand img{height:28px;max-width:105px}.search-panel{inset:0;top:0;width:100%;height:100dvh;max-height:100dvh;border:0;border-radius:0;right:0;background:var(--cloud);padding:24px 20px;padding-top:max(23px,env(safe-area-inset-top))}.search-panel .layer-head{align-items:start}.search-panel .layer-head h2{font-size:23px}.quick-links a{background:white}.footer-groups{gap:23px}.cover-caption p{font-size:15px}}
@media(max-width:360px){.brand-link{max-width:94px}.brand-link img{height:26px}.brand-fallback{font-size:23px}.catalog-toggle{min-width:68px}.head-app{padding:0 7px;font-size:11px}.cover-caption{padding:21px 18px}.label-card{padding:14px 11px;min-height:160px}.label-card small{font-size:11px}.label-arrow{right:10px;top:14px}.section-heading h2{font-size:19px}.theme-grid a{padding:12px 8px}.theme-grid span{font-size:17px}.section-body p{font-size:15px}.reading-section{grid-template-columns:36px 1fr}.section-index{font-size:20px}.ranking-list a{grid-template-columns:41px 81px 1fr 16px;gap:5px}.ranking-list a>span{font-size:21px}.ranking-list small{font-size:11px}.faq-item{grid-template-columns:1fr}.faq-no{font-size:22px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition-duration:.01ms!important;animation-duration:.01ms!important}}