:root {
    --ink: #071628;
    --ink-2: #0c2340;
    --ink-3: #153657;
    --paper: #f5f2ea;
    --paper-2: #ece8dd;
    --white: #fffef9;
    --line: #d7d3c8;
    --line-dark: rgba(255, 255, 255, 0.13);
    --text: #122033;
    --muted: #5d6879;
    --cyan: #58d8e9;
    --blue: #1f5fc4;
    --amber: #e5b44c;
    --green: #42c791;
    --red: #e76b65;
    --sans: "Avenir Next", Avenir, "Helvetica Neue", sans-serif;
    --serif: "Iowan Old Style", "Baskerville", "Times New Roman", serif;
    --mono: "SFMono-Regular", Consolas, monospace;
    --topbar: 76px;
    --shell-offset: var(--topbar);
    --sidebar: 304px;
    --toc: 238px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 110px; }
body { margin: 0; background: var(--paper); color: var(--text); font-family: var(--sans); line-height: 1.55; }
body.kb-preview-mode { --shell-offset: calc(var(--topbar) + 32px); }
a { color: inherit; }
svg { width: 1.1em; height: 1.1em; flex: 0 0 auto; }
button, summary, a { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid var(--cyan); outline-offset: 3px; }
.kb-skip-link { position: fixed; z-index: 100; top: 10px; left: 12px; transform: translateY(-180%); padding: 10px 14px; background: var(--white); color: var(--ink); font-weight: 700; }
.kb-skip-link:focus { transform: none; }

.kb-topbar { position: sticky; z-index: 30; top: 0; height: var(--topbar); display: grid; grid-template-columns: var(--sidebar) 1fr auto; align-items: center; border-bottom: 1px solid var(--line); background: rgba(255, 254, 249, 0.96); backdrop-filter: blur(18px); }
.kb-brand { height: 100%; display: flex; align-items: center; padding: 0 28px; border-right: 1px solid var(--line); background: var(--ink); }
.kb-brand img { display: block; width: min(228px, 100%); height: auto; filter: brightness(0) invert(1); }
.kb-global-nav { display: flex; justify-content: center; gap: clamp(22px, 3vw, 48px); height: 100%; }
.kb-global-nav a { position: relative; display: flex; align-items: center; color: #3c4655; text-decoration: none; font-size: 13px; font-weight: 650; }
.kb-global-nav a[aria-current="page"] { color: var(--blue); }
.kb-global-nav a[aria-current="page"]::after { content: ""; position: absolute; inset: auto 0 -1px; height: 3px; background: var(--blue); }
.kb-demo-button { display: inline-flex; align-items: center; gap: 10px; margin-right: 24px; padding: 12px 17px; border: 1px solid var(--ink); background: var(--ink); color: white; text-decoration: none; font-size: 13px; font-weight: 750; }
.kb-demo-button:hover { background: var(--blue); border-color: var(--blue); }

.kb-preview-bar { position: sticky; z-index: 29; top: var(--topbar); min-height: 32px; display: flex; justify-content: center; align-items: center; gap: 10px; background: var(--amber); color: var(--ink); font: 11px/1.3 var(--mono); letter-spacing: .03em; }
.kb-preview-bar strong { flex: 0 0 auto; white-space: nowrap; text-transform: uppercase; }
.kb-preview-bar span { opacity: .8; }
.kb-layout { display: grid; grid-template-columns: var(--sidebar) minmax(0, 1fr); align-items: start; min-height: calc(100vh - 108px); }
.kb-layout.has-toc { grid-template-columns: var(--sidebar) minmax(0, 1fr) var(--toc); }
.kb-sidebar { position: sticky; top: var(--shell-offset); height: calc(100vh - var(--shell-offset)); overflow-y: auto; background: var(--ink); color: white; scrollbar-color: var(--ink-3) var(--ink); }
.kb-main { min-width: 0; min-height: 100vh; }
.kb-mobile-tree { display: none; }

.kb-tree { padding: 26px 16px 40px; }
.kb-tree-heading { display: flex; align-items: baseline; justify-content: space-between; padding: 0 7px 18px; color: white; font-size: 14px; font-weight: 750; text-transform: uppercase; letter-spacing: .08em; }
.kb-tree-count { color: #9dafc4; font: 10px var(--mono); letter-spacing: 0; text-transform: none; }
.kb-tree-group { border-top: 1px solid var(--line-dark); }
.kb-tree-group:last-of-type { border-bottom: 1px solid var(--line-dark); }
.kb-tree-group summary { display: grid; grid-template-columns: 28px 1fr auto auto; gap: 7px; align-items: center; min-height: 53px; cursor: pointer; list-style: none; color: #d9e2ec; }
.kb-tree-group summary::-webkit-details-marker { display: none; }
.kb-tree-group summary::after { content: "+"; grid-column: 4; grid-row: 1; color: #7290ad; font: 16px var(--mono); }
.kb-tree-group[open] summary::after { content: "−"; }
.kb-tree-group summary[aria-current="true"], .kb-tree-group[open] summary { color: white; }
.kb-category-index { color: var(--cyan); font: 10px var(--mono); }
.kb-category-name { padding-right: 22px; font-size: 12px; font-weight: 650; line-height: 1.25; }
.kb-category-count { grid-column: 3; grid-row: 1; color: #7f94aa; font: 10px var(--mono); }
.kb-tree-panel { padding: 0 0 12px 31px; }
.kb-category-overview { display: flex; align-items: center; justify-content: space-between; margin: 0 0 8px; padding: 8px 8px 8px 10px; border-left: 1px solid var(--cyan); color: var(--cyan); text-decoration: none; font-size: 11px; }
.kb-category-overview svg { width: 14px; }
.kb-tree-panel ol { margin: 0; padding: 0; list-style: none; }
.kb-topic-link { display: flex; align-items: flex-start; justify-content: space-between; gap: 8px; padding: 7px 8px 7px 10px; border-left: 1px solid #243d57; color: #b9c6d4; text-decoration: none; font-size: 11px; line-height: 1.35; }
.kb-topic-link small { padding-top: 2px; color: #657d96; font: 8px var(--mono); text-transform: uppercase; }
.kb-topic-link:not(.is-planned):hover { border-color: var(--cyan); background: rgba(88, 216, 233, .08); color: white; }
.kb-topic-link.is-active { margin: 3px 0; padding: 10px 9px 10px 12px; border-left: 3px solid var(--cyan); background: linear-gradient(90deg, rgba(88, 216, 233, .2), rgba(31, 95, 196, .1)); color: white; font-weight: 750; box-shadow: inset 0 0 0 1px rgba(88, 216, 233, .13); }
.kb-topic-link.is-active small { color: var(--cyan); font-weight: 700; }
.kb-topic-link.is-planned { opacity: .56; }

.kb-breadcrumbs { max-width: 1320px; margin: 0 auto; padding: 28px clamp(26px, 4vw, 68px) 0; }
.kb-breadcrumbs ol { display: flex; flex-wrap: wrap; gap: 9px; margin: 0; padding: 0; list-style: none; color: var(--muted); font: 10px var(--mono); text-transform: uppercase; letter-spacing: .08em; }
.kb-breadcrumbs li:not(:last-child)::after { content: "/"; margin-left: 9px; color: #a9a59b; }
.kb-breadcrumbs a { text-decoration: none; }
.kb-breadcrumbs a:hover { color: var(--blue); }

.kb-home-hero { position: relative; min-height: 540px; overflow: hidden; padding: 78px clamp(36px, 6vw, 90px) 68px; background: var(--white); border-bottom: 1px solid var(--line); }
.kb-home-hero::before { content: ""; position: absolute; inset: 0; opacity: .32; background-image: linear-gradient(#dde0da 1px, transparent 1px), linear-gradient(90deg, #dde0da 1px, transparent 1px); background-size: 42px 42px; mask-image: linear-gradient(to right, black, transparent 75%); }
.kb-eyebrow, .kb-section-number { color: var(--blue); font: 10px/1.2 var(--mono); letter-spacing: .12em; text-transform: uppercase; }
.kb-home-hero h1 { position: relative; z-index: 1; max-width: 820px; margin: 24px 0 22px; color: var(--ink); font: 700 clamp(46px, 5.6vw, 82px)/.96 var(--sans); letter-spacing: -.055em; }
.kb-home-hero h1 em { color: var(--blue); font-family: var(--serif); font-weight: 400; }
.kb-lede { position: relative; z-index: 1; max-width: 660px; margin: 0; color: #4d5c70; font: 21px/1.5 var(--serif); }
.kb-hero-actions { position: relative; z-index: 2; display: flex; align-items: center; gap: 28px; margin-top: 38px; }
.kb-primary-action { display: inline-flex; align-items: center; gap: 16px; padding: 14px 18px; background: var(--ink); color: white; text-decoration: none; font-size: 13px; font-weight: 750; }
.kb-primary-action:hover { background: var(--blue); }
.kb-text-action { color: var(--ink); font-size: 13px; font-weight: 700; text-underline-offset: 5px; }
.kb-hero-signal { position: absolute; z-index: 1; top: 54px; right: -10px; width: min(42vw, 560px); aspect-ratio: 1; color: var(--cyan); }
.kb-orbit { position: absolute; inset: 14%; border: 1px solid rgba(45, 115, 239, .36); border-radius: 50%; }
.kb-orbit::before, .kb-orbit::after { content: ""; position: absolute; width: 8px; height: 8px; border: 2px solid var(--blue); background: var(--white); transform: rotate(45deg); }
.kb-orbit::before { top: 9%; left: 15%; }.kb-orbit::after { right: 4%; bottom: 25%; }
.orbit-b { inset: 25%; border-style: dashed; }.orbit-c { inset: 37%; }
.signal-core { position: absolute; inset: 42%; display: grid; place-items: center; border: 1px solid rgba(45, 115, 239, .18); background: radial-gradient(circle, var(--white) 40%, rgba(245, 242, 234, .6) 70%, transparent 100%); border-radius: 50%; }
.signal-core img { display: block; width: 50%; height: 50%; object-fit: contain; filter: drop-shadow(0 2px 8px rgba(0, 0, 0, .12)); }

.kb-stat-strip { display: grid; grid-template-columns: repeat(3, 1fr); background: var(--ink); color: white; }
.kb-stat-strip div { min-height: 134px; padding: 30px clamp(24px, 3vw, 42px); border-right: 1px solid var(--line-dark); }
.kb-stat-strip span { display: block; color: var(--cyan); font: 400 40px/1 var(--serif); }
.kb-stat-strip p { margin: 11px 0 0; color: #a8b7c8; font-size: 11px; text-transform: uppercase; letter-spacing: .08em; }
.kb-intro-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 9vw; max-width: 1220px; margin: 0 auto; padding: 110px clamp(30px, 5vw, 68px); }
.kb-intro-grid h2, .kb-section-heading h2 { margin: 14px 0 0; color: var(--ink); font: 650 clamp(32px, 3.6vw, 52px)/1.08 var(--sans); letter-spacing: -.04em; }
.kb-intro-grid p { max-width: 580px; margin: 0 0 20px; color: #4c5a6c; font: 18px/1.7 var(--serif); }
.kb-categories, .kb-preview-list { padding: 92px clamp(30px, 5vw, 68px); border-top: 1px solid var(--line); }
.kb-section-heading { display: flex; align-items: end; justify-content: space-between; gap: 24px; max-width: 1220px; margin: 0 auto 40px; }
.kb-section-heading p { max-width: 280px; margin: 0; color: var(--muted); font: 15px/1.55 var(--serif); }
.kb-category-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); max-width: 1220px; margin: 0 auto; border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.kb-category-card { position: relative; min-height: 300px; padding: 28px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--paper); text-decoration: none; transition: background .18s, color .18s, transform .18s; }
.kb-category-card:hover { z-index: 2; background: var(--ink); color: white; transform: translateY(-3px); }
.kb-card-index { color: #87909c; font: 10px var(--mono); }
.kb-card-icon { display: grid; place-items: center; width: 42px; height: 42px; margin: 28px 0 18px; border: 1px solid var(--line); color: var(--blue); }
.kb-card-icon svg { width: 21px; height: 21px; }
.kb-category-card:hover .kb-card-icon { border-color: var(--cyan); color: var(--cyan); }
.kb-category-card h3 { margin: 0; font: 700 18px/1.2 var(--sans); letter-spacing: -.02em; }
.kb-category-card p { margin: 12px 0 48px; color: var(--muted); font: 14px/1.6 var(--serif); }
.kb-category-card:hover p { color: #afbecd; }
.kb-card-footer { position: absolute; inset: auto 28px 24px; display: flex; justify-content: space-between; color: #7b8795; font: 9px var(--mono); text-transform: uppercase; }
.kb-category-card:hover .kb-card-footer span:last-child { color: var(--cyan); }
.kb-start-panel { display: grid; grid-template-columns: auto 1fr auto; gap: 28px; align-items: center; max-width: 1084px; margin: 40px auto 100px; padding: 34px 38px; background: var(--blue); color: white; box-shadow: 14px 14px 0 var(--ink); }
.kb-start-panel > div:first-child { display: grid; place-items: center; width: 62px; height: 62px; border: 1px solid rgba(255,255,255,.5); }
.kb-start-panel > div:first-child svg { width: 28px; height: 28px; }
.kb-start-panel .kb-section-number { color: #c9dcff; }.kb-start-panel h2 { margin: 7px 0 4px; font-size: 24px; }.kb-start-panel p { margin: 0; color: #dbe7ff; font-family: var(--serif); }
.kb-start-panel > a { display: inline-flex; align-items: center; gap: 12px; padding: 13px 16px; background: white; color: var(--ink); text-decoration: none; font-size: 12px; font-weight: 750; }
.kb-preview-list { background: var(--white); }
.kb-preview-row { display: grid; grid-template-columns: 54px 1fr 1.2fr 28px; gap: 24px; align-items: center; max-width: 1220px; min-height: 132px; margin: 0 auto; border-top: 1px solid var(--line); text-decoration: none; }
.kb-preview-row:last-child { border-bottom: 1px solid var(--line); }
.kb-preview-row:hover h3 { color: var(--blue); }.kb-preview-number { color: #959b9d; font: 12px var(--mono); }
.kb-preview-row div > span { color: var(--blue); font: 9px var(--mono); text-transform: uppercase; letter-spacing: .08em; }.kb-preview-row h3 { margin: 7px 0 0; font-size: 20px; }
.kb-preview-row p { color: var(--muted); font: 14px/1.55 var(--serif); }.kb-row-arrow { color: var(--blue); }

.kb-category-hero { display: grid; grid-template-columns: 1fr 240px; gap: 50px; max-width: 1200px; margin: 0 auto; padding: 82px clamp(30px, 5vw, 68px) 70px; border-bottom: 1px solid var(--line); }
.kb-category-hero h1 { max-width: 850px; margin: 18px 0; color: var(--ink); font: 700 clamp(42px, 5vw, 68px)/1 var(--sans); letter-spacing: -.05em; }
.kb-category-hero p { max-width: 700px; margin: 0; color: var(--muted); font: 19px/1.6 var(--serif); }
.kb-category-meter { display: grid; grid-template-columns: 1fr 1fr; align-content: end; border-top: 3px solid var(--ink); }
.kb-category-meter strong { padding-top: 18px; font: 44px/1 var(--serif); }.kb-category-meter span { align-self: end; color: var(--muted); font: 9px var(--mono); text-transform: uppercase; }
.kb-topic-index { max-width: 1120px; margin: 0 auto; padding: 72px clamp(30px, 5vw, 68px) 110px; }
.kb-index-head { display: flex; justify-content: space-between; align-items: end; gap: 20px; margin-bottom: 24px; }.kb-index-head h2 { margin: 0; font-size: 28px; }.kb-index-head p { margin: 0; color: var(--muted); font: 14px var(--serif); }
.kb-topic-index ol { margin: 0; padding: 0; border-top: 1px solid var(--ink); list-style: none; }
.kb-topic-index li { display: grid; grid-template-columns: 56px 1fr auto; gap: 16px; align-items: center; min-height: 92px; border-bottom: 1px solid var(--line); }
.kb-topic-index li.is-planned { color: #717a86; }.kb-topic-order { font: 10px var(--mono); }.kb-topic-index h3 { margin: 0; font-size: 16px; }.kb-topic-index h3 a { text-underline-offset: 5px; text-decoration-thickness: 1px; }
.kb-topic-state { display: inline-flex; align-items: center; gap: 10px; color: #8c939c; font: 9px var(--mono); text-transform: uppercase; }.is-available .kb-topic-state { color: var(--blue); }

.kb-toc { position: sticky; top: var(--shell-offset); height: calc(100vh - var(--shell-offset)); padding: 52px 28px; border-left: 1px solid var(--line); background: #eeebe3; }
.kb-toc nav > span { color: var(--ink); font: 700 10px var(--mono); text-transform: uppercase; letter-spacing: .08em; }
.kb-toc ol { margin: 18px 0 0; padding: 0; border-left: 1px solid #c8c4b9; list-style: none; }.kb-toc li { margin: 0; }.kb-toc a { display: block; margin-left: -1px; padding: 7px 0 7px 16px; border-left: 2px solid transparent; color: #677383; text-decoration: none; font-size: 11px; line-height: 1.35; transition: border-color .16s, color .16s, background .16s; }.kb-toc a:hover { border-left-color: #8caee2; color: var(--blue); }.kb-toc a.is-active { border-left-color: var(--blue); background: linear-gradient(90deg, rgba(31, 95, 196, .09), transparent); color: var(--blue); font-weight: 750; }
.kb-article { max-width: 900px; margin: 0 auto; padding: 38px clamp(32px, 5vw, 76px) 100px; }
.kb-article-header { padding: 26px 0 34px; }.kb-article-meta { display: flex; flex-wrap: wrap; gap: 10px 24px; color: var(--muted); font: 9px var(--mono); text-transform: uppercase; }.kb-article-meta span:first-child { color: var(--blue); }.kb-article-header h1 { margin: 20px 0; color: var(--ink); font: 700 clamp(44px, 5vw, 72px)/.99 var(--sans); letter-spacing: -.055em; }.kb-article-deck { max-width: 690px; margin: 0; color: var(--muted); font: 19px/1.55 var(--serif); }
.kb-article-visual { position: relative; min-height: 330px; overflow: hidden; border: 1px solid #17466d; background: var(--ink); color: var(--cyan); }.kb-visual-grid { position: absolute; inset: 0; background-image: linear-gradient(rgba(88,216,233,.12) 1px, transparent 1px), linear-gradient(90deg, rgba(88,216,233,.12) 1px, transparent 1px); background-size: 34px 34px; transform: perspective(500px) rotateX(55deg) scale(1.3); transform-origin: bottom; }.kb-article-visual::after { content: ""; position: absolute; width: 200px; height: 200px; top: 60px; left: calc(50% - 100px); border: 1px solid var(--cyan); border-radius: 50%; box-shadow: 0 0 80px rgba(45,115,239,.45), inset 0 0 40px rgba(88,216,233,.15); }.kb-article-visual strong { position: absolute; z-index: 2; inset: 0; display: grid; place-items: center; color: white; font: 700 62px var(--mono); }.kb-visual-kicker { position: absolute; z-index: 2; top: 22px; left: 24px; font: 9px var(--mono); letter-spacing: .15em; }.kb-visual-readout { position: absolute; z-index: 2; right: 18px; bottom: 18px; display: flex; gap: 6px; }.kb-visual-readout span { padding: 5px; border: 1px solid #1e5075; font: 8px var(--mono); }.kb-article-visual.is-mlkem { color: var(--amber); }.kb-article-visual.is-mlkem::after { border-radius: 0; border-color: var(--amber); transform: rotate(45deg); }
.kb-product-shot { margin: 42px 0 0; border: 1px solid var(--line); background: white; }.kb-product-shot img { display: block; width: 100%; height: auto; }.kb-product-shot figcaption, .kb-diagram figcaption { padding: 11px 14px; border-top: 1px solid var(--line); color: var(--muted); font: 10px/1.4 var(--mono); }
.kb-direct-answer { scroll-margin-top: 130px; margin: 0 0 42px; padding: 28px 30px; border-top: 4px solid var(--blue); background: var(--white); box-shadow: 8px 8px 0 var(--paper-2); }.kb-direct-answer > div { display: flex; justify-content: space-between; align-items: center; color: var(--blue); font: 10px var(--mono); letter-spacing: .1em; }.kb-direct-answer p { margin: 17px 0 0; color: var(--ink); font: 19px/1.7 var(--serif); }.kb-copy-link { border: 0; background: transparent; color: var(--muted); cursor: pointer; font: 9px var(--mono); text-transform: uppercase; }
.kb-citations { display: inline-flex; gap: 3px; margin-left: 5px; vertical-align: super; }.kb-citations a { display: inline-grid; place-items: center; min-width: 17px; height: 17px; padding: 0 4px; border: 1px solid #99b7db; color: var(--blue); text-decoration: none; font: 8px var(--mono); }
.kb-takeaways { margin: 34px 0 70px; padding: 26px 30px; border: 1px solid var(--line); }.kb-takeaways > span { color: var(--blue); font: 9px var(--mono); letter-spacing: .1em; }.kb-takeaways ul { margin: 18px 0 0; padding: 0; list-style: none; }.kb-takeaways li { position: relative; padding: 9px 0 9px 28px; border-top: 1px solid var(--line); font-size: 14px; }.kb-takeaways li::before { content: "→"; position: absolute; left: 0; color: var(--blue); }
.kb-article-section { scroll-margin-top: 130px; margin: 0 0 82px; }.kb-section-marker { color: var(--blue); font: 10px var(--mono); }.kb-article-section h2, .kb-faq h2, .kb-sources h2, .kb-related h2 { margin: 10px 0 26px; color: var(--ink); font: 700 clamp(30px, 3.5vw, 43px)/1.12 var(--sans); letter-spacing: -.035em; }.kb-article-section > p { color: #334256; font: 18px/1.75 var(--serif); }.kb-article-section > p + p { margin-top: 20px; }
.kb-article-list { margin: 24px 0; padding-left: 22px; }.kb-article-list li { padding: 7px 0 7px 9px; color: #334256; font: 16px/1.65 var(--serif); }.kb-article-list li::marker { color: var(--blue); font-family: var(--mono); }
.kb-table-wrap { overflow-x: auto; margin: 32px 0; }.kb-table-wrap table { width: 100%; min-width: 620px; border-collapse: collapse; background: var(--white); font-size: 12px; }.kb-table-wrap caption { padding: 12px 0; border-top: 2px solid var(--ink); color: var(--ink); text-align: left; font: 700 11px var(--mono); }.kb-table-wrap th, .kb-table-wrap td { padding: 15px 14px; border: 1px solid var(--line); text-align: left; vertical-align: top; }.kb-table-wrap thead th { background: var(--ink); color: white; font: 700 9px var(--mono); text-transform: uppercase; letter-spacing: .05em; }.kb-table-wrap tbody th { width: 24%; color: var(--ink); font-weight: 700; }.kb-table-wrap tbody td { color: #4f5c6d; }
.kb-callout { display: grid; grid-template-columns: 84px 1fr; margin: 30px 0; border: 1px solid #b7cae4; background: #edf4fd; }.kb-callout > span { padding: 22px 12px; border-right: 1px solid #b7cae4; color: var(--blue); font: 9px var(--mono); text-transform: uppercase; writing-mode: vertical-rl; }.kb-callout > div { padding: 20px 24px; }.kb-callout h3 { margin: 0 0 5px; font-size: 15px; }.kb-callout p { margin: 0; color: #435267; font: 14px/1.6 var(--serif); }.kb-callout.is-warning { border-color: #dbc47f; background: #fbf4dc; }.kb-callout.is-warning > span { border-color: #dbc47f; color: #906300; }
.kb-diagram { margin: 34px 0; border: 1px solid #27445e; background: var(--ink); color: white; }.kb-loop-diagram { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr auto 1fr; align-items: center; gap: 8px; min-height: 230px; padding: 30px; }.kb-loop-step { min-width: 0; }.kb-loop-step span { display: block; color: var(--cyan); font: 9px var(--mono); }.kb-loop-step strong { display: block; margin-top: 8px; font-size: 13px; }.kb-loop-diagram > svg { color: #5b748e; }
.kb-flow-diagram { position: relative; display: grid; grid-template-columns: 1fr 1.1fr 1fr; gap: 14px; min-height: 310px; align-items: center; padding: 34px; }.kb-flow-actor { min-height: 170px; padding: 20px; border: 1px solid #31516e; }.kb-flow-actor > span { color: var(--amber); font: 10px var(--mono); }.kb-flow-actor strong, .kb-flow-actor small { display: block; }.kb-flow-actor strong { margin: 34px 0 12px; }.kb-flow-actor small { color: #9fb0c1; font-size: 10px; }.kb-flow-wire { display: flex; align-items: center; justify-content: center; gap: 7px; }.kb-flow-wire span { color: var(--cyan); font: 8px var(--mono); }.kb-flow-secret { position: absolute; left: 27%; right: 27%; bottom: 22px; padding: 8px; border: 1px solid #365873; text-align: center; }.kb-flow-secret span { margin-right: 8px; color: var(--amber); font: 8px var(--mono); }.kb-flow-secret strong { font-size: 9px; }
.kb-surface-diagram { display: grid; grid-template-columns: 1fr .9fr 1fr; gap: 24px; align-items: center; min-height: 320px; padding: 30px; }.kb-surface-list, .kb-surface-output { display: grid; grid-template-columns: 1fr 1fr; gap: 7px; }.kb-surface-list span, .kb-surface-output span { padding: 9px; border: 1px solid #31516e; color: #a9bbc9; font: 8px var(--mono); text-align: center; }.kb-surface-core { display: grid; place-items: center; min-height: 150px; border: 1px solid var(--cyan); box-shadow: 0 0 42px rgba(88,216,233,.12); }.kb-surface-core small { color: var(--cyan); font: 7px var(--mono); }.kb-surface-core strong { font-size: 19px; }.kb-surface-output span { border-color: #6e5b2c; color: #e6c66f; }
.kb-qg-helps { display: grid; grid-template-columns: 90px 1fr; gap: 28px; margin: 80px 0; padding: 36px; background: var(--ink); color: white; }.kb-qg-mark { display: grid; place-items: center; width: 72px; height: 72px; border: 1px solid var(--cyan); color: var(--cyan); font: 700 21px var(--mono); }.kb-qg-helps span { color: var(--cyan); font: 8px var(--mono); letter-spacing: .12em; }.kb-qg-helps h2 { margin: 8px 0 10px; font-size: 28px; }.kb-qg-helps p { margin: 0; color: #b8c6d2; font: 15px/1.65 var(--serif); }.kb-qg-helps > div > div { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 20px; }.kb-qg-helps a { display: inline-flex; align-items: center; gap: 9px; padding: 8px 10px; border: 1px solid #37516b; color: white; text-decoration: none; font: 9px var(--mono); text-transform: uppercase; }
.kb-faq, .kb-sources, .kb-related { scroll-margin-top: 130px; margin: 82px 0; }.kb-faq details { border-top: 1px solid var(--line); }.kb-faq details:last-child { border-bottom: 1px solid var(--line); }.kb-faq summary { display: flex; align-items: center; justify-content: space-between; min-height: 66px; cursor: pointer; font-size: 15px; font-weight: 700; }.kb-faq summary::after { content: "+"; color: var(--blue); font: 18px var(--mono); }.kb-faq details[open] summary::after { content: "−"; }.kb-faq details p { margin: 0 0 22px; color: #4f5d6d; font: 15px/1.65 var(--serif); }
.kb-sources ol { margin: 0; padding: 0; list-style: none; }.kb-sources li { display: grid; grid-template-columns: 30px 1fr; gap: 14px; padding: 18px 0; border-top: 1px solid var(--line); }.kb-sources li > span { display: grid; place-items: center; width: 24px; height: 24px; border: 1px solid var(--blue); color: var(--blue); font: 9px var(--mono); }.kb-sources strong { font-size: 13px; }.kb-sources p, .kb-sources small { margin: 3px 0 0; color: var(--muted); font-size: 10px; }
.kb-related > a { display: grid; grid-template-columns: 150px 1fr auto; gap: 20px; align-items: center; min-height: 80px; border-top: 1px solid var(--line); text-decoration: none; }.kb-related > a:last-child { border-bottom: 1px solid var(--line); }.kb-related > a span { color: var(--blue); font: 8px var(--mono); text-transform: uppercase; }.kb-related > a:hover strong { color: var(--blue); }
.kb-article-pagination { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; margin-top: 82px; background: var(--line); border: 1px solid var(--line); }.kb-article-pagination a { min-height: 112px; padding: 22px; background: var(--white); text-decoration: none; }.kb-article-pagination a:last-child { text-align: right; }.kb-article-pagination a:hover { background: var(--ink); color: white; }.kb-article-pagination span, .kb-article-pagination strong { display: block; }.kb-article-pagination span { color: var(--blue); font: 8px var(--mono); text-transform: uppercase; }.kb-article-pagination strong { margin-top: 10px; font-size: 13px; }
.kb-footer { display: flex; justify-content: space-between; margin-left: var(--sidebar); padding: 24px 32px; border-top: 1px solid var(--line); background: var(--white); color: var(--muted); font: 9px var(--mono); text-transform: uppercase; }

.kb-article-visual { aspect-ratio: 3 / 2; min-height: 0; margin: 0 0 42px; overflow: hidden; border-color: var(--line); background: var(--ink); color: var(--text); }
.kb-article-visual::after { display: none; }
.kb-article-visual img { display: block; width: 100%; height: 100%; object-fit: cover; }
.kb-diagram img { display: block; width: 100%; height: auto; }
.kb-article-visual figcaption, .kb-diagram figcaption { padding: 11px 14px; border-top: 1px solid var(--line); color: var(--muted); background: var(--white); font: 10px/1.5 var(--mono); }
.kb-long-description { margin: 0; padding: 12px 14px; border-top: 1px solid var(--line); color: #a9bbc9; font: 11px/1.6 var(--serif); }
.kb-article-visual .kb-long-description { color: var(--muted); background: var(--white); }
.kb-media-fallback { min-height: 180px; padding: 32px; place-items: center; background: var(--ink); color: white; font: 15px/1.65 var(--serif); text-align: center; }
[data-kb-media].is-missing img { display: none; }
[data-kb-media].is-missing .kb-media-fallback { display: grid; }
.kb-code { margin: 30px 0; overflow: hidden; border: 1px solid #27445e; background: var(--ink); color: #dbe8f5; }
.kb-code pre { margin: 0; overflow-x: auto; padding: 24px; font: 12px/1.7 var(--mono); }
.kb-code figcaption { padding: 10px 14px; border-top: 1px solid #27445e; color: #a9bbc9; font: 10px/1.5 var(--mono); }
.kb-related-categories { max-width: 1120px; margin: 0 auto; padding: 0 clamp(30px, 5vw, 68px) 110px; }
.kb-related-categories h2 { margin: 12px 0 28px; font: 700 clamp(28px, 3vw, 40px)/1.1 var(--sans); letter-spacing: -.035em; }
.kb-related-categories > div { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.kb-related-categories a { min-height: 118px; display: flex; flex-direction: column; justify-content: space-between; padding: 22px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); text-decoration: none; }
.kb-related-categories a:hover { background: var(--ink); color: white; }
.kb-related-categories strong { font-size: 15px; }
.kb-related-categories span { display: flex; justify-content: space-between; color: var(--blue); font: 9px var(--mono); text-transform: uppercase; }
.kb-empty-state { max-width: 1220px; margin: 0 auto; padding: 34px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); color: var(--muted); font: 16px/1.6 var(--serif); }

@media (max-width: 1240px) {
    :root { --sidebar: 278px; --toc: 210px; }
    .kb-layout.has-toc { grid-template-columns: var(--sidebar) minmax(0, 1fr); }
    .kb-toc { display: none; }
    .kb-home-hero { min-height: 520px; }
    .kb-hero-signal { right: -90px; opacity: .25; }
}

@media (max-width: 900px) {
    :root { --topbar: 66px; }
    .kb-topbar { grid-template-columns: 1fr auto; }.kb-brand { width: 240px; border-right: 0; }.kb-global-nav { display: none; }.kb-demo-button { margin-right: 16px; padding: 10px 13px; }
    .kb-preview-bar { top: 66px; }
    .kb-layout, .kb-layout.has-toc { display: block; }.kb-sidebar { display: none; }.kb-footer { margin-left: 0; }
    body.kb-preview-mode { --shell-offset: calc(var(--topbar) + 32px); }
    .kb-mobile-tree { position: sticky; z-index: 20; top: var(--shell-offset); display: block; margin: 0; background: var(--ink); color: white; }
    .kb-mobile-tree > summary { display: flex; align-items: center; gap: 10px; height: 52px; padding: 0 20px; cursor: pointer; list-style: none; font-size: 12px; font-weight: 700; }.kb-mobile-tree > summary::-webkit-details-marker { display: none; }.kb-mobile-tree > summary span { margin-left: auto; color: var(--cyan); font: 10px var(--mono); }.kb-mobile-tree > div { max-height: calc(100vh - 150px); overflow: auto; border-top: 1px solid var(--line-dark); }.kb-mobile-tree .kb-tree { max-width: 520px; margin: auto; }
    .kb-home-hero { min-height: 600px; padding-top: 62px; }.kb-home-hero h1 { max-width: 650px; }.kb-hero-signal { top: 250px; right: -70px; width: 430px; opacity: .35; }
    .kb-category-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }.kb-intro-grid { gap: 5vw; }.kb-start-panel { margin-inline: 30px; }
    .kb-article { max-width: 820px; }.kb-breadcrumbs { padding-top: 24px; }
}

@media (max-width: 620px) {
    .kb-brand { width: 190px; padding: 0 18px; }.kb-brand img { width: 160px; }.kb-demo-button { font-size: 11px; }.kb-demo-button svg { display: none; }
    .kb-preview-bar { justify-content: flex-start; padding: 7px 16px; }.kb-preview-bar span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
    .kb-home-hero { min-height: 590px; padding: 50px 22px; }.kb-home-hero h1 { margin-top: 18px; font-size: 46px; }.kb-lede { font-size: 18px; }.kb-hero-actions { align-items: flex-start; flex-direction: column; gap: 18px; }.kb-hero-signal { top: 340px; right: -100px; width: 370px; }
    .kb-stat-strip { grid-template-columns: 1fr 1fr; }.kb-stat-strip div { min-height: 112px; padding: 24px; border-bottom: 1px solid var(--line-dark); }.kb-stat-strip span { font-size: 34px; }
    .kb-intro-grid { grid-template-columns: 1fr; padding: 76px 22px; }.kb-intro-grid p { font-size: 17px; }.kb-categories, .kb-preview-list { padding: 72px 22px; }.kb-section-heading { display: block; }.kb-section-heading p { margin-top: 16px; }.kb-category-grid { grid-template-columns: 1fr; }.kb-category-card { min-height: 260px; }
    .kb-start-panel { grid-template-columns: 1fr; margin: 30px 22px 84px; padding: 28px; box-shadow: 8px 8px 0 var(--ink); }.kb-start-panel > div:first-child { display: none; }
    .kb-preview-row { grid-template-columns: 34px 1fr 24px; gap: 12px; padding: 22px 0; }.kb-preview-row p { grid-column: 2 / 4; margin: 0; }.kb-row-arrow { grid-column: 3; grid-row: 1; }
    .kb-category-hero { grid-template-columns: 1fr; padding: 56px 22px 48px; }.kb-category-hero h1 { font-size: 43px; }.kb-category-meter { min-height: 110px; }.kb-topic-index { padding: 52px 22px 80px; }.kb-index-head { display: block; }.kb-index-head p { margin-top: 9px; }.kb-topic-index li { grid-template-columns: 34px 1fr; min-height: 100px; padding: 13px 0; }.kb-topic-state { grid-column: 2; }
    .kb-breadcrumbs { padding: 20px 22px 0; }.kb-breadcrumbs ol { font-size: 8px; }.kb-article { padding: 26px 22px 80px; }.kb-article-header h1 { font-size: 43px; }.kb-article-deck { font-size: 17px; }.kb-article-visual { min-height: 250px; }.kb-direct-answer { margin-left: -6px; margin-right: -6px; padding: 24px 22px; }.kb-direct-answer p { font-size: 17px; }.kb-copy-link { display: none; }.kb-article-section { margin-bottom: 66px; }.kb-article-section h2, .kb-faq h2, .kb-sources h2, .kb-related h2 { font-size: 31px; }.kb-loop-diagram { grid-template-columns: 1fr; min-height: 0; }.kb-loop-diagram > svg { transform: rotate(90deg); margin: auto; }.kb-flow-diagram, .kb-surface-diagram { grid-template-columns: 1fr; }.kb-flow-wire { transform: rotate(90deg); }.kb-flow-secret { position: static; grid-column: 1; }.kb-surface-diagram { padding: 22px; }.kb-callout { grid-template-columns: 44px 1fr; }.kb-qg-helps { grid-template-columns: 1fr; padding: 26px; }.kb-qg-mark { width: 55px; height: 55px; }.kb-related > a { grid-template-columns: 1fr auto; padding: 18px 0; }.kb-related > a span { grid-column: 1; }.kb-related > a strong { grid-column: 1; }.kb-related > a svg { grid-column: 2; grid-row: 1 / 3; }.kb-article-pagination { grid-template-columns: 1fr; }.kb-article-pagination a:last-child { text-align: left; }
    .kb-footer { display: block; padding: 22px; }.kb-footer span { display: block; }.kb-footer span + span { margin-top: 6px; }
    .kb-related-categories { padding: 0 22px 80px; }.kb-related-categories > div { grid-template-columns: 1fr; }
}

.kb-sequence { margin: 60px 0; padding: 48px 36px; background: var(--ink); border: 1px solid #1e3a56; position: relative; overflow: hidden; }
.kb-sequence::before { content: ""; position: absolute; inset: 0; background-image: radial-gradient(rgba(88, 216, 233, .08) 1px, transparent 1px); background-size: 24px 24px; pointer-events: none; }
.kb-sequence-tag { position: relative; display: block; margin-bottom: 36px; color: var(--cyan); font: 9px var(--mono); letter-spacing: .14em; }
.kb-sequence-pipeline { position: relative; display: flex; align-items: flex-start; justify-content: space-between; margin: 0; padding: 0; list-style: none; counter-reset: seq; }
.kb-sequence-node { position: relative; flex: 1; display: flex; flex-direction: column; align-items: center; z-index: 1; }
.kb-sequence-node:not(:last-child)::after { content: ""; position: absolute; top: 24px; left: calc(50% + 28px); right: calc(-50% + 28px); height: 2px; background: linear-gradient(90deg, var(--cyan), var(--blue)); opacity: .45; z-index: 0; }
.kb-sequence-node:not(:last-child)::before { content: ""; position: absolute; top: 21px; left: calc(50% + 28px); width: 8px; height: 8px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 10px rgba(88, 216, 233, .6); z-index: 2; animation: kb-pulse-travel 2.8s ease-in-out infinite; }
@keyframes kb-pulse-travel { 0% { left: calc(50% + 28px); opacity: 0; } 15% { opacity: 1; } 85% { opacity: 1; } 100% { left: calc(150% - 28px); opacity: 0; } }
.kb-sequence-node:nth-child(2):not(:last-child)::before { animation-delay: .4s; }
.kb-sequence-node:nth-child(3):not(:last-child)::before { animation-delay: .8s; }
.kb-sequence-node:nth-child(4):not(:last-child)::before { animation-delay: 1.2s; }
.kb-sequence-number { display: grid; place-items: center; width: 48px; height: 48px; border-radius: 50%; border: 2px solid transparent; background-image: linear-gradient(var(--ink-2), var(--ink-2)), linear-gradient(135deg, var(--cyan), var(--blue)); background-origin: border-box; background-clip: padding-box, border-box; color: var(--cyan); font: 700 14px var(--mono); transition: box-shadow .22s, transform .22s; }
.kb-sequence-node:hover .kb-sequence-number { box-shadow: 0 0 24px rgba(88, 216, 233, .3), 0 0 48px rgba(88, 216, 233, .1); transform: scale(1.08); }
.kb-sequence-label { position: relative; margin-top: 16px; color: white; font: 700 13px/1.3 var(--sans); text-align: center; max-width: 120px; }

@media (max-width: 700px) {
    .kb-sequence { padding: 36px 28px; }
    .kb-sequence-pipeline { flex-direction: column; gap: 0; align-items: flex-start; }
    .kb-sequence-node { flex-direction: row; align-items: center; gap: 18px; padding: 14px 0; }
    .kb-sequence-node:not(:last-child)::after { top: auto; left: 24px; right: auto; bottom: -14px; width: 2px; height: 28px; background: linear-gradient(180deg, var(--cyan), var(--blue)); }
    .kb-sequence-node:not(:last-child)::before { top: auto; left: 20px; bottom: -10px; animation-name: kb-pulse-travel-v; }
    @keyframes kb-pulse-travel-v { 0% { bottom: -2px; opacity: 0; } 15% { opacity: 1; } 85% { opacity: 1; } 100% { bottom: -26px; opacity: 0; } }
    .kb-sequence-number { width: 40px; height: 40px; min-width: 40px; font-size: 12px; }
    .kb-sequence-label { margin-top: 0; text-align: left; max-width: none; }
}

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { transition: none !important; } .kb-sequence-node::before { animation: none !important; display: none; } }
@media print {
    .kb-topbar, .kb-preview-bar, .kb-sidebar, .kb-mobile-tree, .kb-toc, .kb-copy-link, .kb-footer { display: none !important; }
    .kb-layout, .kb-layout.has-toc { display: block; }.kb-article { max-width: none; padding: 0; }.kb-breadcrumbs { padding-left: 0; }.kb-qg-helps, .kb-diagram, .kb-article-visual, .kb-table-wrap, .kb-sequence { break-inside: avoid; print-color-adjust: exact; }.kb-article-section { break-before: auto; }
}