@font-face{font-family:Onest;src:url('../landing/fonts/onest-cyrillic-wght-normal.woff2') format('woff2');font-weight:100 900;font-display:swap;unicode-range:U+0400-052F,U+2DE0-2DFF,U+A640-A69F}@font-face{font-family:Onest;src:url('../landing/fonts/onest-latin-wght-normal.woff2') format('woff2');font-weight:100 900;font-display:swap;unicode-range:U+0000-00FF,U+2000-206F,U+20A0-20CF,U+2113,U+2C60-2C7F,U+A720-A7FF}
:root{--kb-ink:#172334;--kb-muted:#667487;--kb-blue:#3669ef;--kb-line:#e4e9f1;--kb-bg:#f6f8fc}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:108px}body{margin:0;background:var(--kb-bg);color:var(--kb-ink);font:15px/1.65 Onest,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}a{color:inherit;text-decoration:none}button,input{font:inherit}button,a,input,summary{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid #89abff;outline-offset:4px}button,summary{cursor:pointer}button{border:0}img{max-width:100%;height:auto}h1,h2,h3,p{margin-top:0}h1,h2,h3{letter-spacing:-.035em;line-height:1.2}h1{font-size:42px;font-weight:750}h2{font-size:24px}h3{font-size:18px}p{color:var(--kb-muted)}.kb-sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}.kb-skip{position:fixed;top:-100px;left:20px;z-index:30;background:white;padding:12px}.kb-skip:focus{top:12px}
.kb-header{height:86px;background:#ffffffed;border-bottom:1px solid var(--kb-line);position:sticky;top:0;z-index:10;backdrop-filter:blur(12px)}.kb-header-inner{max-width:1580px;margin:auto;height:100%;display:flex;align-items:center;justify-content:space-between;padding:0 40px}.kb-brand{display:flex;gap:11px;align-items:center;font-size:21px;font-weight:750;letter-spacing:-.6px;line-height:1.15}.kb-brand-mark{width:38px;height:38px;display:grid;place-items:center;background:var(--kb-blue);color:white;border-radius:11px;font-size:29px;font-weight:800}.kb-brand-sub{display:block;font-size:9px;letter-spacing:2px;font-weight:650;color:var(--kb-muted);margin-top:6px}.kb-header nav{display:flex;gap:28px;align-items:center;font-size:13px;font-weight:550}.kb-header nav a:hover{color:var(--kb-blue)}.kb-login{border:1px solid var(--kb-line);padding:9px 15px;border-radius:9px;background:white}.kb-login span{margin-left:18px}
.kb-shell{max-width:1580px;margin:0 auto;display:grid;grid-template-columns:258px minmax(0,1fr);gap:54px;padding:36px 40px 0}/* Knowledge-base navigation: short labels, clear groups and one open section. */
.kb-sidebar{position:sticky;top:110px;align-self:start;max-height:calc(100dvh - 130px);overflow:auto;padding:2px 4px 6px 0;scrollbar-width:thin;scrollbar-color:#d8dfeb transparent}
.kb-mobile-nav{background:#fff;border:1px solid var(--kb-line);border-radius:14px;padding:10px}
.kb-mobile-nav>summary{display:none}
.kb-nav-home{display:flex;align-items:center;justify-content:space-between;gap:8px;min-height:44px;padding:10px 12px;margin-bottom:8px;border-radius:8px;font-size:14px;font-weight:650}
.kb-nav-home:hover{background:#f3f6fb}
.kb-nav-home.is-active{background:#eaf0ff;color:#2859d9}
.kb-nav-count{min-width:20px;text-align:center;font-size:11px;line-height:20px;color:#8190a5;font-weight:500;font-variant-numeric:tabular-nums}
.kb-nav-group{margin:2px 0}
.kb-nav-group summary{list-style:none;display:flex;align-items:center;gap:8px;min-height:44px;padding:10px 8px;border-radius:8px;font-size:13px;font-weight:600;line-height:1.4;color:#344258}
.kb-nav-group summary::-webkit-details-marker{display:none}
.kb-nav-group summary:hover{background:#f3f6fb}
.kb-nav-chevron{flex:none;color:#8a97ab;transition:transform .15s}
.kb-nav-group[open]>summary .kb-nav-chevron{transform:rotate(90deg);color:#3669ef}
.kb-nav-group[open]>summary{color:#234c9a}
.kb-nav-label{min-width:0;flex:1}
.kb-nav-group a{display:block;margin:2px 0 2px 21px;padding:9px 11px;border-radius:7px;font-size:13px;line-height:1.45;color:#5b687d;overflow-wrap:break-word}
.kb-nav-group a:last-child{margin-bottom:8px}
.kb-nav-group a:hover{color:#234c9a;background:#f1f5fc}
.kb-nav-group a.is-current{background:#eaf0ff;color:#245bd4;font-weight:600;box-shadow:inset 3px 0 #4a75e8}
.kb-sidebar-note{margin:18px 12px 0;padding:0;font-size:11px;font-weight:600;color:#758298}
.kb-sidebar-note p{font-size:11px;font-weight:400;line-height:1.65;margin:6px 0 9px;color:#8590a2}
.kb-sidebar-note a{font-size:11px;font-weight:500;color:#526f9f}
.kb-status-dot{display:inline-block;background:#3aaa82;width:6px;height:6px;border-radius:50%;margin-right:5px;vertical-align:middle}
main{min-width:0}.kb-search{display:flex;align-items:center;gap:12px;background:white;border:1px solid #dce3ed;border-radius:12px;padding:9px 10px 9px 18px;box-shadow:0 3px 10px #14294c03}.kb-search-icon{font-size:29px;line-height:1;color:#8a96a8}.kb-search input{border:0;outline:none;min-width:0;flex:1;background:transparent;color:var(--kb-ink);font-size:14px;padding:5px 0}.kb-search input::placeholder{color:#8a94a4}.kb-search button{background:var(--kb-blue);color:white;padding:8px 19px;border-radius:8px;font-size:12px;font-weight:600}.kb-search button:hover{background:#2855ce}.kb-eyebrow{font-size:10px;font-weight:700;letter-spacing:1.5px;color:#62758f}.kb-hero{padding:44px 0 27px}.kb-hero h1{font-size:clamp(32px,3.4vw,50px);letter-spacing:-2px;margin:18px 0 20px;line-height:1.08;font-weight:760}.kb-hero p{font-size:15px;line-height:1.8}.kb-start-card{background:#eaf0ff;border:1px solid #d8e3ff;border-radius:14px;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:25px 29px}.kb-start-card .kb-eyebrow{color:#3c68d9;font-size:9px}.kb-start-card h2{font-size:23px;margin:9px 0}.kb-start-card p{font-size:12px;margin-bottom:0;color:#667aa4}.kb-round-arrow{width:43px;height:43px;border:1px solid #c5d5fa;background:white;border-radius:50%;display:grid;place-items:center;font-size:23px;flex-shrink:0;color:var(--kb-blue)}.kb-start-card:hover{border-color:#93b1ff}.kb-section-heading{display:flex;align-items:center;justify-content:space-between;gap:15px;margin:36px 0 17px}.kb-section-heading h2{font-size:20px;margin:0}.kb-section-heading>span{font-size:11px;color:var(--kb-muted)}.kb-category-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.kb-category-card{padding:22px 21px 16px;background:white;border:1px solid var(--kb-line);border-radius:12px;display:flex;flex-direction:column;transition:box-shadow .18s,transform .18s}.kb-category-card:hover{transform:translateY(-2px);box-shadow:0 6px 18px #1e36650b;border-color:#bacbeb}.kb-category-symbol{width:34px;height:34px;border:1px solid var(--kb-line);border-radius:10px;display:grid;place-items:center;color:var(--category-color);font-size:20px;font-weight:600;margin-bottom:18px}.kb-category-card h3{font-size:16px;margin-bottom:9px;letter-spacing:-.3px}.kb-category-card p{font-size:12px;line-height:1.7;flex:1}.kb-card-bottom{border-top:1px solid #eff2f6;padding-top:12px;margin-top:4px;font-size:10px;color:#7b899b;display:flex;justify-content:space-between}.kb-card-bottom b{font-size:14px;color:#6680ac}.kb-popular{display:grid;grid-template-columns:1fr 1fr;gap:0 28px}.kb-popular a{font-size:13px;border-bottom:1px solid var(--kb-line);padding:15px 0;display:flex;justify-content:space-between;gap:14px}.kb-popular a:hover{color:var(--kb-blue)}.kb-popular span{color:#8a9ab1}
.kb-breadcrumbs{display:flex;gap:9px;flex-wrap:wrap;font-size:11px;color:#718099;margin:27px 0}.kb-breadcrumbs a:hover{color:var(--kb-blue)}.kb-article-grid{display:grid;grid-template-columns:minmax(0,780px) 170px;gap:40px}.kb-article-meta{display:flex;gap:18px;font-size:10px;color:#8590a0;margin-bottom:15px}.kb-article-grid h1{font-size:36px;margin:0 0 19px;line-height:1.13}.kb-lead{font-size:16px;line-height:1.85;margin-bottom:25px}.kb-callout{border-left:3px solid #6e92ec;border-radius:0 10px 10px 0;padding:17px 21px;background:#eaf0ff;font-size:13px;margin:24px 0}.kb-callout p{margin:5px 0 0;color:#516789}.kb-section{margin:36px 0}.kb-section h2{font-size:24px;margin-bottom:17px}.kb-section p{font-size:14px;line-height:1.85;color:#536176}.kb-steps{list-style:none;counter-reset:kb-step;padding:0;margin:16px 0 22px}.kb-steps li{counter-increment:kb-step;position:relative;padding:3px 0 15px 39px;font-size:14px;line-height:1.8}.kb-steps li:before{content:counter(kb-step);position:absolute;left:0;top:3px;display:grid;place-items:center;width:24px;height:24px;font-size:11px;font-weight:650;background:#e5edff;color:#3f68c8;border-radius:7px}.kb-section figure{margin:23px 0}.kb-image-link{display:block;background:white;border:1px solid #dce3ef;border-radius:10px;overflow:hidden;box-shadow:0 5px 20px #14264206}.kb-image-link img{display:block;width:100%;height:auto}.kb-image-link>span{display:block;padding:8px 12px;border-top:1px solid var(--kb-line);text-align:right;font-size:10px;color:#58729e}.kb-section figcaption{font-size:10px;line-height:1.6;color:#8591a4;margin-top:9px}.kb-result{background:#eaf6f0;border:1px solid #d5e8df;padding:22px;border-radius:12px;margin:32px 0}.kb-result .kb-eyebrow{color:#3a7b62}.kb-result p{color:#345c4c;margin:9px 0 0;font-size:14px}.kb-faq{border-bottom:1px solid var(--kb-line);padding:13px 0}.kb-faq summary{font-size:14px;font-weight:600;line-height:1.6}.kb-faq p{margin:12px 0 5px}.kb-related{margin-top:35px}.kb-related h2{font-size:20px}.kb-related a{display:flex;justify-content:space-between;padding:14px 0;border-bottom:1px solid var(--kb-line);font-size:13px;color:#456cba}.kb-feedback{display:flex;justify-content:space-between;gap:20px;align-items:center;border-top:1px solid var(--kb-line);padding-top:25px;margin-top:38px;font-size:13px}.kb-feedback p{font-size:12px;margin:5px 0 0}.kb-feedback a{font-size:11px;color:var(--kb-blue)}.kb-toc{position:sticky;align-self:start;top:122px;font-size:11px;border-left:1px solid var(--kb-line);padding-left:17px}.kb-toc strong{display:block;margin-bottom:14px}.kb-toc a{display:block;margin:12px 0;color:#758398;line-height:1.6}.kb-toc a:hover{color:var(--kb-blue)}.kb-toc button{font-size:10px;padding:12px 0;background:none;color:#4e74be;margin-top:14px;text-align:left;border-top:1px solid var(--kb-line)}
.kb-search-heading{margin:32px 0}.kb-search-heading>a{font-size:12px;color:var(--kb-blue)}.kb-search-heading h1{font-size:34px;margin:18px 0 12px}.kb-search-heading p{font-size:13px;overflow-wrap:anywhere}.kb-results{display:grid;gap:14px}.kb-results>a{padding:23px 26px;border:1px solid var(--kb-line);border-radius:12px;background:white}.kb-results>a:hover{border-color:#aebfe5}.kb-results h2{font-size:21px;margin:10px 0}.kb-results p{font-size:13px;margin-bottom:14px}.kb-result-link{font-size:11px;color:var(--kb-blue)}.kb-empty{padding:45px 10px}.kb-empty p{max-width:560px}.kb-primary{display:inline-block;background:var(--kb-blue);color:white;padding:11px 17px;border-radius:9px;font-size:13px}.kb-footer{margin-top:56px;padding:25px 0;border-top:1px solid var(--kb-line);display:flex;flex-wrap:wrap;gap:19px;color:#8b96a5;font-size:10px}.kb-footer>span:last-child{margin-left:auto}.kb-footer a:hover{color:var(--kb-blue)}
.kb-lightbox{border:0;padding:48px 8px 8px;border-radius:12px;max-width:96vw;max-height:95vh;overflow:auto;background:white}.kb-lightbox::backdrop{background:#0c1c36c9;backdrop-filter:blur(3px)}.kb-lightbox>button{position:absolute;top:10px;right:12px;padding:6px 12px;border-radius:7px;background:#edf2fa;font-size:12px}.kb-lightbox img{display:block;max-width:100%;height:auto}
@media(min-width:1500px){.kb-shell{gap:64px}.kb-hero{padding-top:52px}}
@media(max-width:1200px){.kb-shell{grid-template-columns:220px minmax(0,1fr);gap:30px;padding:28px}.kb-header-inner{padding:0 28px}.kb-article-grid{grid-template-columns:minmax(0,1fr)}.kb-toc{display:none}.kb-category-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:900px){.kb-header{height:72px}.kb-header-inner{padding:0 22px}.kb-header nav{gap:18px;font-size:12px}.kb-shell{display:block;padding:20px 22px 0}.kb-sidebar{position:static;max-height:none;padding:0;margin-bottom:20px}.kb-mobile-nav{padding:0;border-radius:12px}.kb-mobile-nav>summary{display:block;list-style:none;padding:14px 15px;font-size:14px;font-weight:600}.kb-mobile-nav>summary:after{content:'＋';float:right}.kb-mobile-nav[open]>summary:after{content:'−'}.kb-mobile-nav>nav{padding:4px 8px 10px;max-height:55dvh;overflow:auto;border-top:1px solid var(--kb-line)}.kb-nav-group summary{font-size:14px}.kb-nav-group a{font-size:14px}.kb-sidebar-note{display:none}.kb-hero{padding-top:32px}.kb-hero h1{font-size:43px}.kb-article-grid h1{font-size:34px}.kb-category-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:620px){body{font-size:14px}.kb-header-inner{padding:0 17px}.kb-brand{font-size:18px}.kb-brand-mark{width:33px;height:33px;font-size:25px}.kb-brand-sub{font-size:7px;letter-spacing:1.5px}.kb-header nav{gap:11px}.kb-header nav>a:first-child{display:none}.kb-login{padding:7px 10px}.kb-login span{display:none}.kb-shell{padding:16px 17px 0}.kb-search{padding-left:12px;gap:9px}.kb-search input{font-size:12px}.kb-search button{padding:8px 12px}.kb-hero h1{font-size:36px;letter-spacing:-1.5px}.kb-hero p{font-size:13px}.kb-desktop{display:none}.kb-start-card{padding:22px 18px;gap:12px}.kb-start-card h2{font-size:21px}.kb-start-card p{font-size:10px}.kb-round-arrow{width:33px;height:33px;font-size:18px}.kb-category-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.kb-category-card{padding:16px 13px 13px}.kb-category-card h3{font-size:14px;line-height:1.3}.kb-category-card p{font-size:11px}.kb-category-symbol{margin-bottom:13px}.kb-section-heading{align-items:start;margin-top:29px}.kb-section-heading h2{font-size:18px}.kb-section-heading>span{font-size:9px;max-width:95px;text-align:right}.kb-popular{grid-template-columns:1fr}.kb-popular a{font-size:12px}.kb-article-meta{font-size:9px;gap:12px;flex-wrap:wrap}.kb-article-grid h1{font-size:31px}.kb-lead{font-size:14px}.kb-section h2{font-size:22px}.kb-section p,.kb-steps li{font-size:13px}.kb-feedback{display:block}.kb-feedback a{display:inline-block;margin-top:14px}.kb-footer{font-size:9px;gap:12px}.kb-footer>span:last-child{margin-left:0}.kb-breadcrumbs{margin:22px 0}.kb-search-heading h1{font-size:30px}.kb-results>a{padding:20px}.kb-results h2{font-size:20px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
@media print{body{background:white;color:black}.kb-header,.kb-sidebar,.kb-search,.kb-toc,.kb-related,.kb-feedback,.kb-footer,.kb-lightbox,.kb-image-link>span{display:none!important}.kb-shell,.kb-article-grid{display:block;padding:0;max-width:none}.kb-section{break-inside:avoid}.kb-section figure{break-inside:avoid}.kb-image-link{box-shadow:none}.kb-article-grid h1{font-size:28px}.kb-faq{display:block}.kb-faq:not([open])>p{display:block}.kb-callout,.kb-result{background:white;border:1px solid #bbb}}

.kb-image-placeholder{min-height:176px;border:1px dashed #cdd8e8;border-radius:12px;background:linear-gradient(135deg,#f0f4fb,#fafbfe);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:8px;padding:22px;color:#7c8ba1}.kb-placeholder-icon{font-size:30px;line-height:1;color:#96a9c5}.kb-image-placeholder strong{font-size:12px;font-weight:550;max-width:440px}.kb-image-placeholder>span:last-child{font-size:10px}.kb-image-placeholder+figcaption{display:none}@media print{.kb-image-placeholder{display:none}}

/* Numbered explanations remain readable when the desktop screenshot is reduced. */
.kb-image-notes{list-style:none;counter-reset:kb-image-note;padding:0;margin:13px 0 0;display:grid;gap:9px}
.kb-image-notes li{counter-increment:kb-image-note;position:relative;min-height:24px;padding:1px 0 0 34px;font-size:13px;line-height:1.65;color:#536176}
.kb-image-notes li:before{content:counter(kb-image-note);position:absolute;left:0;top:0;width:24px;height:24px;display:grid;place-items:center;border-radius:50%;background:#2455d6;color:#fff;font-size:12px;font-weight:700}
.kb-image-link:focus-visible{outline:3px solid #2455d6;outline-offset:4px}
@media print{.kb-image-notes li:before{color:#2455d6;background:#fff;border:1px solid #2455d6}}