:root{
  --ink:#121425;--muted:#626985;--soft:#8b91a8;--brand:#5b43ed;--brand-dark:#4027c8;
  --lavender:#f1efff;--lavender-2:#e5e0ff;--line:#e4e5ef;--surface:#fff;--canvas:#f7f7fc;
  --success:#147a52;--success-bg:#eaf8f1;--shadow:0 18px 44px rgba(29,24,72,.08);
  --radius:18px;--page:1440px;--reading:760px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--canvas);color:var(--ink);font:16px/1.58 Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;-webkit-font-smoothing:antialiased}
button,input{font:inherit}
a{color:inherit;text-decoration:none}
button{color:inherit}
.skip-link{position:fixed;left:12px;top:-60px;z-index:100;background:var(--ink);color:#fff;padding:10px 14px;border-radius:8px}.skip-link:focus{top:12px}
.topbar{position:sticky;top:0;z-index:50;border-bottom:1px solid rgba(228,229,239,.9);background:rgba(255,255,255,.93);backdrop-filter:blur(18px)}
.topbar-inner{max-width:var(--page);height:78px;margin:auto;padding:0 32px;display:grid;grid-template-columns:minmax(240px,max-content) minmax(280px,600px) auto;align-items:center;gap:28px}
.topbar-inner.no-search{grid-template-columns:max-content 1fr max-content}
.topbar-inner.no-search .top-actions{grid-column:3}
.brand{display:inline-flex;align-items:center;gap:14px;width:max-content}
.brand-logo{display:block;height:31px;width:auto}
.brand-suffix{padding-left:14px;border-left:1px solid var(--line);color:var(--brand);font-size:19px;font-weight:650;letter-spacing:-.02em}
.top-search{position:relative}.top-search input,.hero-search input{width:100%;border:1px solid #d9dae7;background:#fbfbfe;border-radius:13px;padding:12px 46px 12px 45px;outline:0;transition:.2s}
.top-search input:focus,.hero-search input:focus{border-color:#9385f7;box-shadow:0 0 0 4px rgba(91,67,237,.10);background:#fff}
.search-icon{position:absolute;left:16px;top:50%;transform:translateY(-50%);color:#777f9b;width:19px;height:19px}
.key-hint{position:absolute;right:12px;top:50%;transform:translateY(-50%);font-size:12px;color:#777f9b;border:1px solid var(--line);background:#fff;padding:2px 7px;border-radius:6px}
.top-actions{display:flex;align-items:center;gap:20px;white-space:nowrap}.website-link{font-weight:650}.website-link:hover{color:var(--brand)}
.support-copy{display:inline-flex;align-items:center;gap:9px;border:0;background:var(--brand);color:#fff;border-radius:12px;padding:12px 17px;font-weight:750;cursor:pointer;box-shadow:0 8px 22px rgba(91,67,237,.22);transition:.2s}
.support-copy:hover{background:var(--brand-dark);transform:translateY(-1px)}.support-copy.copied{background:var(--success)}
.support-copy svg{width:18px;height:18px}
.search-panel{position:absolute;left:0;right:0;top:calc(100% + 9px);max-height:420px;overflow:auto;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);padding:8px;z-index:70}.search-panel[hidden]{display:none}
.search-result{display:block;padding:11px 12px;border-radius:10px}.search-result:hover,.search-result:focus{background:var(--lavender);outline:0}.search-result strong{display:block;font-size:14px;line-height:1.35}.search-result small{display:block;color:var(--muted);margin-top:3px}.search-empty{padding:20px;color:var(--muted);text-align:center}
.page-width{max-width:var(--page);margin:auto;padding-left:32px;padding-right:32px}
.hero{position:relative;background:#fff}
.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(91,67,237,.05) 1px,transparent 1px),linear-gradient(rgba(91,67,237,.05) 1px,transparent 1px);background-size:52px 52px;mask-image:radial-gradient(ellipse 100% 100% at 50% 0%,#000,transparent 92%)}
.hero:after{content:"";position:absolute;width:100%;height:100%;left:0;top:0;background:radial-gradient(ellipse 60% 90% at 50% 0%,rgba(131,109,255,.16) 0%,rgba(131,109,255,.05) 55%,transparent 80%),radial-gradient(ellipse 320px 200px at 18% 85%,rgba(72,201,176,.1),transparent 70%),radial-gradient(ellipse 320px 200px at 82% 80%,rgba(91,67,237,.12),transparent 70%);pointer-events:none}
.hero-inner{position:relative;z-index:1;padding-top:44px;padding-bottom:48px;text-align:center}
.hero h1{max-width:680px;margin:0 auto 22px;font-size:clamp(2rem,4.2vw,3.4rem);font-weight:800;line-height:1.08;letter-spacing:-.045em}.hero h1 span{display:block;color:var(--brand)}
.hero-search{position:relative;max-width:760px;margin:auto;text-align:left}.hero-search input{height:54px;padding-left:46px;border-radius:14px;background:#fff;font-size:16px;box-shadow:0 12px 26px rgba(30,23,82,.09)}.hero-search .search-icon{left:18px;width:20px;height:20px}
.audience-cards{display:flex;justify-content:center;flex-wrap:wrap;gap:16px;max-width:640px;margin:0 auto 28px}
.audience-card{flex:1;min-width:220px;max-width:280px;display:flex;flex-direction:column;align-items:flex-start;gap:4px;position:relative;padding:18px 20px;border:1.5px solid var(--line);border-radius:16px;background:#fff;text-align:left;font:inherit;cursor:pointer;transition:.18s}
.audience-card:hover{border-color:#c9c2ff}
.audience-card.active{border-color:var(--brand);box-shadow:0 0 0 3px rgba(91,67,237,.12)}
.audience-card.disabled{cursor:not-allowed;background:#fbfbfd}
.audience-icon{display:grid;place-items:center;width:40px;height:40px;margin-bottom:8px;border-radius:11px;background:var(--lavender);color:var(--brand)}.audience-icon svg{width:20px;height:20px}
.audience-card.disabled .audience-icon{background:#eef0f5;color:#9297ab}
.audience-card strong{font-size:15.5px;color:var(--ink)}
.audience-card p{margin:0;font-size:13px;color:var(--muted);line-height:1.45}
.audience-card.disabled strong,.audience-card.disabled p{color:#8b90a6}
.audience-card .pill-soon{position:absolute;top:16px;right:16px;background:var(--lavender);color:var(--brand-dark);padding:3px 9px;border-radius:999px;font-size:9.5px;text-transform:uppercase;letter-spacing:.05em;font-weight:800}
.content{padding-top:36px;padding-bottom:56px}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:18px}.section-heading h2{margin:0;font-size:clamp(1.65rem,3vw,2.35rem);line-height:1.15;letter-spacing:-.035em}.section-heading p{margin:7px 0 0;color:var(--muted)}
.product-switcher-band{background:var(--lavender);border-bottom:1px solid var(--line)}
.product-switcher-row{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:28px;padding:14px 32px}
.product-switcher-row .overline{margin:0;color:#6c7290}
.product-switcher{display:flex;align-items:center;flex-wrap:wrap;gap:28px;overflow-x:auto}
.product-pill{display:flex;align-items:center;gap:8px;padding:4px 0 13px;border:0;border-bottom:2.5px solid transparent;background:transparent;font:inherit;font-size:15.5px;font-weight:700;color:#9297ab;line-height:1;white-space:nowrap;cursor:pointer;transition:.18s}
.product-pill .product-mark{width:15px;height:19px;flex:none;color:#b6bad0;fill:currentColor}
.product-pill.active{color:var(--brand);border-bottom-color:var(--brand)}
.product-pill.active .product-mark{color:var(--brand)}
.product-pill:not(.active):not(.disabled):hover{color:var(--ink)}
.product-pill:not(.active):not(.disabled):hover .product-mark{color:var(--ink)}
.product-pill.disabled{cursor:not-allowed}
.product-pill .pill-soon{color:#9297ab;padding:0;font-size:9.5px;text-transform:uppercase;letter-spacing:.06em;font-weight:800;align-self:flex-start}
.soon-dot{position:absolute;top:10px;right:10px;display:flex;align-items:center;gap:5px;font-size:10px;color:#6c6f8d;background:#fff;border:1px solid var(--line);border-radius:999px;padding:4px 9px 4px 7px;text-transform:uppercase;letter-spacing:.04em;font-weight:750;line-height:1}
.soon-dot:before{content:'';width:6px;height:6px;border-radius:50%;background:#b4a9ff;flex:none}
.journey-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:16px;margin:16px 0 0}.journey-card{display:flex;flex-direction:column;min-height:158px;padding:22px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:0 8px 20px rgba(29,24,72,.035);transition:.22s}.journey-card:hover{transform:translateY(-3px);border-color:#c9c2ff;box-shadow:var(--shadow)}
.journey-icon{width:48px;height:48px;flex:none;overflow:visible;display:grid;place-items:center;border-radius:13px;background:var(--lavender);color:var(--brand)}.journey-icon svg{width:24px;height:24px;overflow:visible}.journey-card h3{margin:20px 0 8px;font-size:20px;line-height:1.25;letter-spacing:-.02em}.journey-card p{margin:0;color:var(--muted);font-size:15px}
.overline{color:#747b98;font-size:12px;font-weight:850;letter-spacing:.14em;text-transform:uppercase}.meta{display:flex;gap:8px;align-items:center;flex-wrap:wrap;color:#858ca7;font-size:13px;margin-top:6px}.tag{display:inline-flex;background:var(--lavender);color:#4d39ca;border-radius:7px;padding:2px 8px;font-weight:750}
.breadcrumb-wrap{border-bottom:1px solid var(--line);background:#fff}.breadcrumbs{height:52px;display:flex;align-items:center;gap:9px;color:#69708d;font-size:14px;overflow:hidden;white-space:nowrap}.breadcrumbs a:hover{color:var(--brand)}.breadcrumbs .current{color:var(--ink);font-weight:650;overflow:hidden;text-overflow:ellipsis}.slash{color:#b3b6c6}
.category-hero{position:relative;overflow:hidden;background:#fff;border-bottom:1px solid var(--line)}
.category-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(91,67,237,.045) 1px,transparent 1px),linear-gradient(rgba(91,67,237,.045) 1px,transparent 1px);background-size:44px 44px;mask-image:radial-gradient(ellipse 60% 100% at 15% 0%,#000,transparent 75%)}
.category-hero:after{content:"";position:absolute;width:520px;height:320px;left:-80px;top:-140px;background:radial-gradient(ellipse,rgba(131,109,255,.16),transparent 70%);pointer-events:none}
.category-hero .page-width{position:relative;z-index:1;padding-top:48px;padding-bottom:44px}.category-hero h1{margin:8px 0 10px;font-size:clamp(2.2rem,4.5vw,4rem);line-height:1.05;letter-spacing:-.05em}.category-hero p{max-width:720px;margin:0;color:var(--muted);font-size:18px}
.category-layout{display:grid;grid-template-columns:264px minmax(0,1fr);gap:42px;padding-top:44px;padding-bottom:80px}
.category-nav{position:sticky;top:106px;align-self:start;max-height:calc(100vh - 130px);overflow-y:auto;padding-right:4px}
.category-nav>strong{display:block;margin-bottom:10px;font-size:12px;letter-spacing:.13em;text-transform:uppercase;color:#7e849d}
.nav-collection+.nav-collection{margin-top:2px}
.nav-collection-toggle{display:flex;align-items:center;width:100%;border-radius:9px}
.nav-collection-toggle a{flex:1;min-width:0;padding:9px 4px 9px 11px;color:#43495f;font-size:14px;font-weight:650;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.nav-collection-toggle:hover{background:#f2f1fa}.nav-collection-toggle:hover a{color:#3a2fa8}
.nav-collection-toggle.active a{color:#4934cc}
.nav-caret{display:grid;place-items:center;flex:none;width:32px;align-self:stretch;border:0;background:transparent;color:#9297ab;padding:9px 10px 9px 0;cursor:pointer}.nav-caret:hover{color:var(--brand)}.nav-caret svg{width:14px;height:14px;transition:transform .18s ease}
.nav-collection.open .nav-caret svg{transform:rotate(180deg)}
.nav-guides{max-height:0;overflow:hidden;transition:max-height .22s ease}.nav-collection.open .nav-guides{max-height:640px}
.nav-guide-link{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-left:13px;padding:6px 11px 6px 13px;border-left:1px solid var(--line);color:#666c85;font-size:13.5px}
.nav-guide-link:hover{border-left-color:#b7adff;color:#4934cc;background:#faf9ff}
.nav-guide-link.active{border-left-color:var(--brand);color:#4934cc;font-weight:700;background:var(--lavender)}
.nav-guide-link small{flex:none;color:#9297ab;font-size:11px;font-weight:700}.nav-guide-link small.soon{color:#b5b9c9;font-style:italic;font-weight:500}.nav-guide-link.active small{color:#7b6ae0}
.nav-guide-link.active .nav-topic-icon{background:var(--brand);color:#fff}
/* Icon chip used on every sidebar header/guide row (see .branch-header-toggle
   and .nav-guide-link) so a reader can tell rows apart at a glance, the same
   way the topic cards already do — text weight/color alone was too subtle a
   difference between the active row and its neighbors. */
.nav-topic-group{display:flex;align-items:flex-start;gap:9px;min-width:0}
.nav-topic-group>span:last-child{white-space:normal;line-height:1.3}
.nav-topic-icon{flex:none;display:grid;place-items:center;width:26px;height:26px;border-radius:8px;background:var(--lavender);color:var(--brand);transition:background .15s ease,color .15s ease}
.nav-topic-icon svg{width:15px;height:15px;overflow:visible}
.nav-articles{margin:5px 0 10px 28px;padding-left:12px;border-left:1px solid #e1def5}.nav-article{display:block;padding:6px 9px;border-radius:7px;color:#747a92;font-size:12.5px;line-height:1.35}.nav-article:hover{background:#f7f5ff;color:#4c38cb}.nav-article.current{background:#ece8ff;color:#432dc9;font-weight:750}
.article-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.article-card{display:flex;align-items:center;min-height:64px;padding:18px 22px;border:1px solid var(--line);border-radius:14px;background:#fff;transition:.2s;text-align:left;width:100%;font:inherit}.article-card:hover{border-color:#bfb5ff;box-shadow:0 9px 24px rgba(40,30,99,.07);transform:translateY(-1px)}.article-card strong{display:block;line-height:1.4;font-size:16.5px;font-weight:650;letter-spacing:-.01em;color:var(--ink)}
.article-card.article-row{position:relative;display:grid;grid-template-columns:minmax(0,1fr) 32px;gap:8px 20px;align-items:center;min-height:118px;padding:22px 24px}.article-row-copy{min-width:0}.article-row p{display:-webkit-box;overflow:hidden;-webkit-box-orient:vertical;-webkit-line-clamp:2;margin:7px 0 0;color:var(--muted);font-size:14px;line-height:1.55}.article-row .meta{margin-top:10px}.article-row-arrow{grid-column:2;grid-row:1/span 2;display:grid;place-items:center;width:32px;height:32px;border-radius:50%;background:var(--lavender);color:var(--brand);font-size:18px;transition:.18s}.article-row:hover .article-row-arrow{background:var(--brand);color:#fff;transform:translateX(2px)}
.guide-intro{display:flex;align-items:flex-start;justify-content:space-between;gap:24px;margin-bottom:22px;padding:20px 22px;border:1px solid #ddd9f7;border-radius:15px;background:linear-gradient(135deg,#fbfaff,#f4f1ff)}.guide-intro strong{display:block;margin-bottom:4px;font-size:15px}.guide-intro p{margin:0;color:var(--muted);font-size:14px}.guide-count{flex:none;padding:6px 10px;border-radius:999px;background:#fff;color:#5543c9;font-size:12px;font-weight:750;border:1px solid #ded9ff}.journey-path{counter-reset:path}.journey-path .guide-card{min-height:168px}.journey-path .guide-card:before{counter-increment:path;content:"Step " counter(path);display:inline-flex;margin-bottom:14px;color:#6653db;font-size:11px;font-weight:850;letter-spacing:.08em;text-transform:uppercase}.journey-path .guide-card-icon{display:none}
.guide-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
.guide-card{position:relative;display:flex;flex-direction:column;align-items:flex-start;min-height:150px;padding:24px}.guide-card-icon{flex:none;overflow:visible;display:grid;place-items:center;width:44px;height:44px;margin-bottom:16px;border-radius:13px;background:var(--lavender);color:var(--brand)}.guide-card-icon svg{width:22px;height:22px;overflow:visible}
.guide-card strong{font-size:18px;line-height:1.3;letter-spacing:-.02em}.guide-card .meta{margin-top:auto;padding-top:16px;font-size:13px}
.browse-all-link{display:inline-flex;align-items:center;gap:8px;color:var(--brand);font-size:14px;font-weight:750}.browse-all-link:hover{gap:11px}.journey-action{display:flex;align-items:center;justify-content:space-between;width:100%;margin-top:auto;padding-top:18px;color:var(--brand);font-size:13px;font-weight:750}.branch-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.branch-card{min-height:210px}.branch-card p{margin:10px 0 0;color:var(--muted);font-size:14px;line-height:1.55}.branch-article-list{grid-template-columns:1fr}.recommended-label{display:inline-flex;margin-bottom:9px;color:#5a45d6;font-size:11px;font-weight:850;letter-spacing:.09em;text-transform:uppercase}.related-headers{margin-top:36px}.related-headers h2{margin:0 0 14px;font-size:21px}.related-headers>div{display:flex;flex-wrap:wrap;gap:9px}.related-headers a{display:inline-flex;gap:8px;padding:10px 13px;border:1px solid var(--line);border-radius:10px;background:#fff;color:#4f5670;font-size:13px;font-weight:700}.related-headers a:hover{border-color:#b7adff;color:var(--brand)}
.guide-card.disabled{cursor:not-allowed;background:#fbfbfd}.guide-card.disabled .guide-card-icon{opacity:.6}.guide-card.disabled strong{color:#6d7288}
.empty-guide{grid-column:1/-1;padding:34px;border:1px dashed #d7d5e6;border-radius:14px;background:#fbfbfe;text-align:center}.empty-guide strong{display:block;margin-bottom:7px;font-size:16px}.empty-guide p{margin:0;color:var(--muted)}.empty-guide a{color:var(--brand);font-weight:700}
.article-shell{max-width:var(--page);margin:auto;padding:34px 32px 80px;display:grid;grid-template-columns:280px minmax(0,850px) 220px;gap:34px;align-items:start}.article-side,.article-rail{position:sticky;top:108px}.article-side{max-height:calc(100vh - 132px);overflow:auto;padding-right:6px}.article-side .category-nav{position:static;max-height:none;overflow:visible;padding-right:0}
.branch-module-link{display:block;padding:9px 11px;color:#4934cc;font-size:14px;font-weight:800;line-height:1.35}.branch-headers{margin-top:5px}.branch-header+.branch-header{margin-top:2px}.branch-header-toggle{display:grid;grid-template-columns:minmax(0,1fr) auto 18px;align-items:center;gap:7px;width:100%;padding:9px 8px 9px 12px;border:0;background:transparent;color:#666c85;font:inherit;font-size:13.5px;line-height:1.4;text-align:left;cursor:pointer}.branch-header-toggle:hover{background:#faf9ff;color:#4934cc}.branch-header-toggle small{color:#9297ab;font-size:11px;font-weight:700}.branch-caret{display:grid;place-items:center;color:#9297ab}.branch-caret svg{width:13px;height:13px;transition:transform .18s ease}.branch-header.open>.branch-header-toggle{background:var(--lavender);color:#4934cc;font-weight:750}.branch-header.open>.branch-header-toggle .nav-topic-icon{background:var(--brand);color:#fff}.branch-header.open .branch-caret svg{transform:rotate(180deg)}.branch-header.unavailable .nav-topic-icon{opacity:.55}.branch-header-toggle:disabled{color:#a0a5b6;cursor:default}.branch-article-drawer{max-height:0;margin-top:0;margin-bottom:0;overflow:hidden;opacity:0;transition:max-height .25s ease,opacity .18s ease,margin .2s ease}.branch-header.open .branch-article-drawer{max-height:1600px;margin-top:6px;margin-bottom:11px;opacity:1}.branch-header .nav-articles{margin-left:16px}.branch-all-link{display:block;margin-top:16px;padding:13px 11px;border-top:1px solid var(--line);color:#5a6078;font-size:13px;font-weight:700}.branch-all-link:hover,.all-module-link:hover{color:var(--brand)}.all-module-link{display:block;padding:9px 11px;color:#5f667e;font-size:13.5px;line-height:1.4}
.article-doc{background:#fff;border:1px solid var(--line);border-radius:20px;padding:44px 52px;box-shadow:0 12px 34px rgba(35,28,82,.04)}.article-meta{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:18px}.article-doc h1{font-size:clamp(2rem,3.2vw,2.9rem);max-width:none;line-height:1.1;letter-spacing:-.045em;margin:0 0 28px;text-wrap:balance}.article-lead{font-size:18px;line-height:1.68;color:#30364d;margin:0 0 24px}.article-body p{color:#3f455d;font-size:17px;line-height:1.72;margin:0 0 22px}.article-body h2{padding-top:8px;font-size:24px;margin:32px 0 16px;letter-spacing:-.025em}.article-body h2.overline{font-size:12px;line-height:1.4;letter-spacing:.14em;margin:0 0 16px}
.steps{display:grid;gap:0;margin:10px 0 0;padding:0;list-style:none}.steps>li{position:relative;display:grid;grid-template-columns:32px 1fr;gap:13px;align-items:start;padding:10px 0;color:#343a52}.steps>li:not(:last-child):after{content:"";position:absolute;left:13px;top:38px;bottom:-3px;width:1px;background:#ddd9f7}.steps>li:before{content:attr(data-step);display:grid;place-items:center;width:27px;height:27px;border-radius:50%;background:var(--lavender);color:#4d36d3;font-size:12px;font-weight:850}.steps>li>span{padding-top:1px;line-height:1.62}.steps li .step-details{margin:10px 0 2px;padding:10px 0 0 3px;border:0;background:transparent}.steps li .step-details li{font-size:15.5px}
.detail-list{display:grid;gap:10px;margin:2px 0 24px;padding:0;list-style:none;color:#3f455d}.detail-list li{position:relative;padding-left:22px;font-size:16.5px;line-height:1.65}.detail-list li:before{content:"";position:absolute;left:2px;top:.72em;width:7px;height:7px;border-radius:50%;background:#6550dd;box-shadow:0 0 0 4px #f0edff}.detail-list.level-1{margin:-10px 0 24px 25px;padding:13px 16px;border-left:2px solid #e0dcfa;background:#fbfaff;border-radius:0 10px 10px 0}.detail-list.level-1 li:before{width:6px;height:6px;background:#8b7ce6;box-shadow:none}.callout{margin:28px 0;border-left:4px solid var(--brand);background:#f6f4ff;padding:17px 19px;border-radius:0 12px 12px 0;color:#3e3b58}.callout strong{display:block;margin-bottom:3px}
.media-block{margin:26px 0;border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#f7f7fb}.media-block img{display:block;width:100%;height:auto}.media-caption{padding:10px 14px;color:#6e7591;font-size:13px;background:#fff}
.media-gallery{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px;margin:26px 0}.media-gallery .media-block{margin:0}
.article-rail{font-size:14px}
@media print{.topbar,.breadcrumb-wrap,.article-side,.article-rail,.site-footer{display:none!important}.article-shell{display:block;padding:0}.article-doc{border:none;box-shadow:none;padding:0}}
.related-section{margin-top:14px;padding:18px;border:1px solid var(--line);border-radius:14px;background:#fff}.related-section h2{margin:0 0 10px;color:#7f859f;font-size:12px;font-weight:800;letter-spacing:.13em;text-transform:uppercase}.article-related-list{display:grid;gap:0}.article-related-list .article-card{position:relative;min-height:0;padding:11px 18px 11px 0;border:0;border-top:1px solid #ececf3;border-radius:0;background:transparent}.article-related-list .article-card:first-child{border-top:0}.article-related-list .article-card:after{content:"→";position:absolute;right:0;color:var(--brand)}.article-related-list .article-card:hover{border-color:#ececf3;box-shadow:none;transform:none}.article-related-list .article-card strong{font-size:13px;line-height:1.35}
.site-footer{border-top:1px solid var(--line);background:#fff}.site-footer .page-width{min-height:90px;display:flex;justify-content:space-between;align-items:center;gap:22px;color:#7b8199;font-size:13px}.site-footer a:hover{color:var(--brand)}
.mobile-menu{display:none}
[hidden]{display:none!important}
@media(max-width:1120px){.article-shell{grid-template-columns:220px minmax(0,1fr)}.article-rail{position:static;grid-column:2;display:block}.related-section{margin-top:0}.journey-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.guide-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:820px){.topbar-inner{height:68px;padding:0 18px;grid-template-columns:1fr auto;gap:12px}.top-search{display:none}.website-link{display:none}.brand-logo{height:26px}.brand-suffix{display:none}.support-copy{padding:10px 13px}.support-copy .support-label{display:none}.page-width{padding-left:20px;padding-right:20px}.hero-inner{padding-top:46px;padding-bottom:50px}.hero h1{margin-bottom:24px}.content{padding-top:40px}.journey-grid,.branch-grid{grid-template-columns:1fr}.journey-grid{margin-bottom:48px}.product-switcher{max-width:100%;overflow-x:auto}.category-layout{grid-template-columns:1fr;gap:22px}.category-nav{position:static;max-height:none}.category-nav>strong{display:none}.article-shell{padding:22px 18px 60px;display:block}.article-side{position:static;max-height:none;margin-bottom:18px}.article-side .category-nav{display:none}.article-doc{padding:30px 24px}.article-meta{align-items:flex-start}.article-doc h1{font-size:2.15rem}.article-rail{margin-top:20px}.related-section{margin-top:0}.site-footer .page-width{padding-top:22px;padding-bottom:22px;align-items:flex-start;flex-direction:column}}
@media(max-width:520px){.support-copy{width:42px;height:42px;padding:0;justify-content:center}.journey-card{min-height:190px}.article-list,.article-related-list{grid-template-columns:1fr}.guide-intro{display:block}.guide-count{display:inline-flex;margin-top:12px}.article-card.article-row{min-height:106px;padding:18px}.article-doc{padding:25px 19px;border-radius:15px}.article-lead,.article-body p{font-size:16px}.article-meta .meta{gap:5px}.hero-search input{font-size:16px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}