:root{
  --ink:#10212d;--ink-soft:#53636d;--navy:#144e78;--blue:#1e6697;
  --teal:#1b7d78;--paper:#f5f7f6;--surface:#fff;--line:#dce4e6;
  --wash:#eaf1f3;--accent:#d8ebe7;--radius:16px;--shadow:0 18px 50px rgba(16,33,45,.09);
  --sans:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  --mono:"SFMono-Regular",Consolas,"Liberation Mono",monospace
}
*{box-sizing:border-box}html{background:var(--paper);color:var(--ink);font-family:var(--sans);scroll-behavior:smooth}
body{margin:0}.kb-skip{background:var(--ink);color:#fff;left:16px;padding:10px 14px;position:fixed;top:-60px;z-index:100}
.kb-skip:focus{top:12px}a{color:inherit}.kb-header{align-items:center;background:rgba(255,255,255,.94);border-bottom:1px solid var(--line);display:flex;justify-content:space-between;min-height:72px;padding:12px clamp(22px,5vw,76px);position:sticky;top:0;z-index:20;backdrop-filter:blur(18px)}
.kb-brand{align-items:center;display:flex;gap:13px;text-decoration:none}.kb-brand strong{font-size:25px;letter-spacing:-.055em}.kb-brand>span{background:var(--line);height:25px;width:1px}.kb-brand b{color:var(--ink-soft);font-size:13px;font-weight:650;letter-spacing:.01em}
.kb-header nav{align-items:center;display:flex;gap:22px}.kb-header nav a{color:var(--ink-soft);font-size:13px;font-weight:650;text-decoration:none}.kb-header nav a:hover{color:var(--navy)}
.kb-header .kb-product-link{background:var(--ink);border-radius:999px;color:#fff;padding:10px 16px}.kb-header .kb-product-link:hover{background:var(--navy);color:#fff}
.kb-hero{background:linear-gradient(120deg,#102836 0%,#123d56 58%,#176a72 100%);color:#fff;display:grid;gap:38px;grid-template-columns:minmax(0,1fr) minmax(360px,.76fr);padding:clamp(52px,8vw,108px) clamp(22px,8vw,128px);position:relative;overflow:visible}
.kb-hero:after{background:radial-gradient(circle at center,rgba(255,255,255,.12) 0 1px,transparent 1.6px);background-size:22px 22px;content:"";inset:0 0 0 56%;opacity:.55;pointer-events:none;position:absolute}
.kb-hero-copy,.kb-search-wrap{position:relative;z-index:1}.kb-hero-copy>p:first-child,.kb-section-heading>p,.kb-contact>div>p,.kb-article-category{font-family:var(--mono);font-size:11px;font-weight:700;letter-spacing:.13em;text-transform:uppercase}
.kb-hero h1,.kb-hero h2{font-size:clamp(42px,5.6vw,74px);letter-spacing:-.06em;line-height:.98;margin:12px 0 20px}.kb-hero-copy>p:last-child{color:#d4e0e5;font-size:17px;line-height:1.55;margin:0;max-width:680px}
.kb-search-wrap{align-self:center}.kb-search-wrap>label{display:block;font-size:12px;font-weight:650;margin:0 0 9px}.kb-search-field{align-items:center;background:#fff;border:1px solid rgba(255,255,255,.36);border-radius:12px;box-shadow:0 18px 45px rgba(1,18,28,.2);display:grid;grid-template-columns:24px 1fr auto;min-height:64px;padding:0 18px}
.kb-search-field svg{fill:none;height:20px;stroke:var(--navy);stroke-linecap:round;stroke-width:1.8;width:20px}.kb-search-field input{background:transparent;border:0;color:var(--ink);font:500 15px var(--sans);height:62px;min-width:0;outline:0;padding:0 12px;width:100%}.kb-search-field input::placeholder{color:#839099}.kb-search-field kbd{background:var(--paper);border:1px solid var(--line);border-radius:5px;color:var(--ink-soft);font:11px var(--mono);padding:4px 7px}
.kb-search-results{background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);color:var(--ink);left:0;margin-top:8px;max-height:380px;overflow:auto;padding:7px;position:absolute;right:0;z-index:30}.kb-search-results a{border-radius:8px;display:grid;gap:3px;padding:11px 12px;text-decoration:none}.kb-search-results a:hover,.kb-search-results a[aria-selected="true"]{background:var(--wash)}.kb-search-results b{font-size:14px}.kb-search-results small{color:var(--ink-soft);line-height:1.4}.kb-search-empty{color:var(--ink-soft);margin:0;padding:15px}
body:not([data-kb-view="home"]) .kb-hero{grid-template-columns:minmax(260px,.58fr) minmax(360px,1fr);padding-bottom:36px;padding-top:36px}body:not([data-kb-view="home"]) .kb-hero h2{font-size:34px;margin:8px 0 0}body:not([data-kb-view="home"]) .kb-hero-copy>p:last-child{display:none}
.kb-main{margin:0 auto;max-width:1280px;padding:clamp(46px,7vw,88px) clamp(20px,4vw,48px)}.kb-section-heading{margin-bottom:24px}.kb-section-heading>p{color:var(--teal);margin:0 0 9px}.kb-section-heading h2{font-size:clamp(28px,3vw,40px);letter-spacing:-.045em;margin:0}
.kb-popular{border-bottom:1px solid var(--line);padding-bottom:clamp(48px,7vw,78px)}.kb-popular-grid{display:grid;gap:14px;grid-template-columns:repeat(3,minmax(0,1fr))}.kb-popular-card,.kb-related-card{background:var(--surface);border:1px solid var(--line);border-radius:12px;display:grid;grid-template-columns:1fr auto;padding:20px;text-decoration:none;transition:border-color .16s,box-shadow .16s,transform .16s}.kb-popular-card span,.kb-related-card span{font-size:15px;font-weight:750;letter-spacing:-.015em}.kb-popular-card small,.kb-related-card small{color:var(--ink-soft);grid-column:1;line-height:1.45;margin-top:8px}.kb-popular-card i,.kb-related-card i{color:var(--blue);font-size:20px;font-style:normal;grid-column:2;grid-row:1/3;margin-left:12px}.kb-popular-card:hover,.kb-related-card:hover{border-color:#9eb8c6;box-shadow:0 12px 28px rgba(16,33,45,.07);transform:translateY(-2px)}
.kb-library{padding-top:clamp(48px,7vw,78px)}.kb-category-grid{display:grid;gap:18px;grid-template-columns:repeat(2,minmax(0,1fr))}.kb-category{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);min-height:300px;padding:28px;position:relative}.kb-category-number{color:#a4b1b8;font:600 11px var(--mono);position:absolute;right:24px;top:22px}.kb-category h2{font-size:23px;letter-spacing:-.035em;margin:0 46px 8px 0}.kb-category>p{color:var(--ink-soft);line-height:1.5;margin:0 0 21px;max-width:590px}.kb-category ul{list-style:none;margin:0;padding:0}.kb-category li+li{border-top:1px solid #edf1f2}.kb-category li a{display:block;font-size:14px;font-weight:650;padding:10px 0;text-decoration:none}.kb-category li a:hover{color:var(--blue)}.kb-category-more{color:var(--blue);display:inline-block;font-size:12px;font-weight:750;margin-top:15px;text-decoration:none}
.kb-contact{align-items:center;background:var(--accent);border-radius:20px;display:flex;justify-content:space-between;margin:0 auto 60px;max-width:1184px;padding:32px 38px}.kb-contact p{color:var(--teal);margin:0 0 6px}.kb-contact h2{font-size:25px;letter-spacing:-.035em;margin:0 0 5px}.kb-contact span{color:var(--ink-soft);font-size:13px}.kb-contact>a{background:var(--ink);border-radius:999px;color:#fff;font-size:13px;font-weight:750;padding:13px 19px;text-decoration:none;white-space:nowrap}.kb-footer{align-items:center;border-top:1px solid var(--line);color:var(--ink-soft);display:flex;font-size:12px;justify-content:space-between;padding:28px clamp(22px,5vw,76px)}.kb-footer nav{display:flex;gap:18px}.kb-footer a{text-decoration:none}
.kb-topic{margin:0 auto;max-width:980px}.kb-topic>header{border-bottom:1px solid var(--line);margin-bottom:30px;padding-bottom:30px}.kb-topic h1{font-size:clamp(38px,5vw,58px);letter-spacing:-.055em;line-height:1.03;margin:0}.kb-topic>header>p:not(.kb-article-category){color:var(--ink-soft);font-size:18px;line-height:1.55;margin:16px 0 12px;max-width:720px}.kb-topic>header>span{color:#74828a;font:11px var(--mono)}.kb-topic-grid{display:grid;gap:14px;grid-template-columns:repeat(2,minmax(0,1fr))}
.kb-article-layout{display:grid;gap:clamp(34px,5vw,72px);grid-template-columns:minmax(210px,270px) minmax(0,760px);justify-content:center}.kb-article-nav{align-self:start;position:sticky;top:98px}.kb-all-guides{color:var(--blue);display:block;font-size:13px;font-weight:750;margin-bottom:18px;text-decoration:none}.kb-nav-group{border-top:1px solid var(--line);padding:10px 0}.kb-nav-group:last-child{border-bottom:1px solid var(--line)}.kb-nav-group summary{cursor:pointer;font-size:13px;font-weight:750;list-style:none;padding:4px 22px 4px 0;position:relative}.kb-nav-group summary::-webkit-details-marker{display:none}.kb-nav-group summary:after{content:"+";font-size:17px;font-weight:400;position:absolute;right:3px;top:1px}.kb-nav-group[open] summary:after{content:"−"}.kb-nav-group ul{list-style:none;margin:7px 0 3px;padding:0}.kb-nav-group li a{border-left:2px solid transparent;color:var(--ink-soft);display:block;font-size:12px;line-height:1.35;padding:7px 8px;text-decoration:none}.kb-nav-group li a:hover{color:var(--blue)}.kb-nav-group li a[aria-current="page"]{border-left-color:var(--teal);color:var(--ink);font-weight:750}
.kb-breadcrumb{align-items:center;color:var(--ink-soft);display:flex;font-size:12px;gap:8px;margin-bottom:28px}.kb-breadcrumb a{color:var(--blue);text-decoration:none}.kb-article>header{border-bottom:1px solid var(--line);padding-bottom:30px}.kb-article-category{color:var(--teal);margin:0 0 10px}.kb-article h1{font-size:clamp(36px,5vw,58px);letter-spacing:-.055em;line-height:1.03;margin:0}.kb-article-summary{color:var(--ink-soft);font-size:18px;line-height:1.55;margin:18px 0 20px}.kb-article-meta{color:#74828a;display:flex;font:11px var(--mono);gap:18px}.kb-article-section{padding-top:34px}.kb-article-section h2,.kb-related h2,.kb-helpful h2{font-size:24px;letter-spacing:-.035em;margin:0 0 15px}.kb-article-section p,.kb-article-section li{color:#384b57;font-size:15px;line-height:1.72}.kb-article-section ol,.kb-article-section ul{padding-left:22px}.kb-article-section li+li{margin-top:8px}.kb-article-section ol li::marker{color:var(--teal);font-weight:800}.kb-note{background:var(--wash);border-left:3px solid var(--teal);border-radius:0 10px 10px 0;margin-top:22px;padding:18px 20px}.kb-note b{font-size:12px}.kb-note p{font-size:13px;margin:6px 0 0}.kb-helpful{align-items:center;background:var(--surface);border:1px solid var(--line);border-radius:14px;display:grid;gap:10px 20px;grid-template-columns:1fr auto;margin-top:42px;padding:22px}.kb-helpful h2{font-size:18px;margin:0 0 3px}.kb-helpful p{color:var(--ink-soft);font-size:12px;margin:0}.kb-helpful>div:last-of-type{display:flex;gap:8px}.kb-helpful button{background:#fff;border:1px solid var(--line);border-radius:999px;color:var(--ink);cursor:pointer;font:700 12px var(--sans);padding:9px 14px}.kb-helpful button:hover,.kb-helpful button[aria-pressed="true"]{background:var(--accent);border-color:#a4c9c2}.kb-helpful>#kbFeedbackStatus{grid-column:1/-1;color:var(--teal)}.kb-related{border-top:1px solid var(--line);margin-top:42px;padding-top:34px}.kb-related>div{display:grid;gap:11px}.kb-related-card{padding:16px 18px}
@media(max-width:900px){.kb-hero,body:not([data-kb-view="home"]) .kb-hero{grid-template-columns:1fr;padding-bottom:70px}.kb-hero:after{inset:45% 0 0}.kb-popular-grid{grid-template-columns:1fr 1fr}.kb-article-layout{grid-template-columns:1fr}.kb-article-nav{display:none}.kb-category-grid{grid-template-columns:1fr}}
@media(max-width:620px){.kb-header{padding:10px 17px}.kb-brand b,.kb-brand>span,.kb-header nav>a:first-child{display:none}.kb-header nav{gap:8px}.kb-hero{padding:46px 20px 56px}.kb-search-field{min-height:58px}.kb-search-field input{height:56px}.kb-main{padding:40px 18px}.kb-popular-grid,.kb-topic-grid{grid-template-columns:1fr}.kb-category{min-height:0;padding:23px}.kb-contact{align-items:flex-start;border-radius:0;flex-direction:column;gap:20px;margin-bottom:0;padding:28px 22px}.kb-footer{align-items:flex-start;flex-direction:column;gap:12px}.kb-article h1{font-size:38px}.kb-helpful{align-items:start;grid-template-columns:1fr}.kb-helpful>#kbFeedbackStatus{grid-column:1}.kb-article-summary{font-size:16px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.kb-popular-card,.kb-related-card{transition:none}}