/* EphemerisX Documentation. One stylesheet for every page. */
:root {
  --bg: #ffffff;
  --bg-soft: #f8f9fa;
  --bg-sunk: #f1f3f4;
  --line: #dadce0;
  --line-soft: #e8eaed;
  --ink: #202124;
  --ink-2: #3c4043;
  --ink-3: #5f6368;
  --accent: #1a5fd6;
  --accent-ink: #174ea6;
  --accent-soft: #e8f0fe;
  --code-bg: #f1f3f4;
  --note: #1a5fd6;   --note-bg: #e8f0fe;
  --tip: #137333;    --tip-bg: #e6f4ea;
  --important: #b06000; --important-bg: #fef7e0;
  --caution: #c5221f; --caution-bg: #fce8e6;
  --pin: #d93025;
  --shadow: 0 1px 2px rgba(60,64,67,.15), 0 2px 6px rgba(60,64,67,.1);
  --top: 64px;
  --side: 280px;
  --toc: 232px;
  --font: "Google Sans Text", "Segoe UI", Roboto, system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  --font-head: "Google Sans", "Segoe UI", Roboto, system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  --mono: "Roboto Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #131417; --bg-soft: #1b1c20; --bg-sunk: #202227; --line: #3a3c42; --line-soft: #2c2e33;
    --ink: #e8eaed; --ink-2: #c9ccd1; --ink-3: #9aa0a6;
    --accent: #8ab4f8; --accent-ink: #aecbfa; --accent-soft: #1f2a3d; --code-bg: #202227;
    --note: #8ab4f8; --note-bg: #1c2638; --tip: #81c995; --tip-bg: #16281c;
    --important: #fdd663; --important-bg: #2d2714; --caution: #f28b82; --caution-bg: #2f1a19;
    --pin: #f28b82; --shadow: 0 1px 3px rgba(0,0,0,.5);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #131417; --bg-soft: #1b1c20; --bg-sunk: #202227; --line: #3a3c42; --line-soft: #2c2e33;
  --ink: #e8eaed; --ink-2: #c9ccd1; --ink-3: #9aa0a6;
  --accent: #8ab4f8; --accent-ink: #aecbfa; --accent-soft: #1f2a3d; --code-bg: #202227;
  --note: #8ab4f8; --note-bg: #1c2638; --tip: #81c995; --tip-bg: #16281c;
  --important: #fdd663; --important-bg: #2d2714; --caution: #f28b82; --caution-bg: #2f1a19;
  --pin: #f28b82; --shadow: 0 1px 3px rgba(0,0,0,.5);
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-padding-top: calc(var(--top) + 16px); -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink-2); font: 16px/1.6 var(--font); }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 3px; }
img { max-width: 100%; height: auto; }
svg { fill: currentColor; }
.skip { position: absolute; left: -9999px; top: 8px; z-index: 100; background: var(--bg); padding: 8px 12px; border: 1px solid var(--line); }
.skip:focus { left: 8px; }

/* ---- top bar ---- */
.topbar {
  position: sticky; top: 0; z-index: 30; height: var(--top);
  display: flex; align-items: center; gap: 12px; padding: 0 16px 0 12px;
  background: var(--bg); border-bottom: 1px solid var(--line);
}
.icon-btn { display: inline-grid; place-items: center; width: 40px; height: 40px; border: 0; border-radius: 50%; background: none; color: var(--ink-3); cursor: pointer; flex: none; }
.icon-btn:hover { background: var(--bg-sunk); color: var(--ink); }
.icon-btn svg { width: 22px; height: 22px; }
.nav-toggle { display: none; }
.brand { display: flex; align-items: center; gap: 8px; color: var(--ink); white-space: nowrap; flex: none; }
.brand:hover { text-decoration: none; }
.brand-logo { display: flex; align-items: center; color: var(--ink); }
.brand-logo:hover { text-decoration: none; opacity: .8; }
a.brand-docs { color: var(--ink-3); }
a.brand-docs:hover { color: var(--ink); text-decoration: none; }
.brand .logo { height: 22px; width: auto; color: var(--ink); }
.brand-docs { font: 400 19px/1 var(--font-head); color: var(--ink-3); padding-left: 10px; border-left: 1px solid var(--line); }
.tabs { display: flex; align-self: stretch; margin-left: 16px; overflow-x: auto; scrollbar-width: none; }
.tabs a { display: flex; align-items: center; padding: 0 14px; color: var(--ink-3); font: 500 14px/1 var(--font); white-space: nowrap; border-bottom: 3px solid transparent; }
.tabs a:hover { color: var(--ink); text-decoration: none; background: var(--bg-soft); }
.tabs a[aria-current] { color: var(--accent); border-bottom-color: var(--accent); }
.search { position: relative; flex: 1 1 280px; max-width: 520px; margin-left: auto; }
.search input {
  width: 100%; height: 42px; padding: 0 40px 0 42px; border: 1px solid transparent; border-radius: 8px;
  background: var(--bg-sunk); color: var(--ink); font: 15px var(--font); outline: none;
}
.search input:focus { background: var(--bg); border-color: var(--line); box-shadow: var(--shadow); }
.search input::-webkit-search-cancel-button { display: none; }
.search-icon { position: absolute; left: 12px; top: 10px; width: 22px; height: 22px; color: var(--ink-3); pointer-events: none; }
.search-kbd { position: absolute; right: 10px; top: 10px; }
.search input:focus ~ .search-kbd { display: none; }
kbd { display: inline-block; min-width: 22px; padding: 1px 6px; border: 1px solid var(--line); border-bottom-width: 2px; border-radius: 4px; background: var(--bg); color: var(--ink-2); font: 500 12px/18px var(--mono); text-align: center; }
.search-results {
  position: absolute; top: 48px; left: 0; right: 0; max-height: min(70vh, 560px); overflow: auto;
  background: var(--bg); border: 1px solid var(--line); border-radius: 8px; box-shadow: 0 4px 16px rgba(0,0,0,.18); padding: 6px 0;
}
.search-results a { display: block; padding: 8px 16px; color: var(--ink-2); }
.search-results a:hover, .search-results a[aria-selected="true"] { background: var(--accent-soft); text-decoration: none; }
.sr-title { display: block; color: var(--ink); font-weight: 500; }
.sr-where { display: block; color: var(--ink-3); font-size: 12px; }
.sr-snip { display: block; color: var(--ink-3); font-size: 13px; line-height: 1.45; margin-top: 2px; }
.search-results mark, .search-list mark { background: #fde293; color: inherit; border-radius: 2px; }
:root[data-theme="dark"] .search-results mark, :root[data-theme="dark"] .search-list mark { background: #5c4a0b; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) mark { background: #5c4a0b; } }
.sr-empty, .sr-all { padding: 8px 16px; color: var(--ink-3); font-size: 14px; }
.sr-all a { display: inline; padding: 0; }
.theme-toggle .moon { display: none; }
:root[data-theme="dark"] .theme-toggle .sun { display: none; }
:root[data-theme="dark"] .theme-toggle .moon { display: block; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-toggle .sun { display: none; }
  :root:not([data-theme="light"]) .theme-toggle .moon { display: block; }
}
.topbar-link { color: var(--ink-3); font-size: 14px; white-space: nowrap; }

/* ---- shell: sidebar, article, on-this-page ---- */
.shell { display: flex; align-items: flex-start; }
.sidenav {
  position: sticky; top: var(--top); flex: 0 0 var(--side); height: calc(100vh - var(--top)); overflow-y: auto;
  padding: 16px 8px 40px 12px; border-right: 1px solid var(--line-soft); font-size: 14px; background: var(--bg);
  scrollbar-width: thin;
}
.nav-home { display: block; padding: 6px 12px; margin-bottom: 8px; color: var(--ink-3); font-weight: 500; }
.nav-section { margin: 0 0 4px; }
.nav-section > summary {
  list-style: none; cursor: pointer; padding: 8px 12px; border-radius: 0 16px 16px 0; color: var(--ink); font-weight: 600;
  display: flex; justify-content: space-between; align-items: center;
}
.nav-section > summary::-webkit-details-marker { display: none; }
.nav-section > summary::after { content: ""; width: 7px; height: 7px; border: solid var(--ink-3); border-width: 0 2px 2px 0; transform: rotate(-45deg); transition: transform .15s; margin-right: 4px; }
.nav-section[open] > summary::after { transform: rotate(45deg); }
.nav-section > summary:hover { background: var(--bg-soft); }
.nav-group { margin: 12px 0 2px; padding: 0 12px 0 20px; color: var(--ink-3); font: 600 11px/1.4 var(--font); text-transform: uppercase; letter-spacing: .06em; }
.sidenav ul { list-style: none; margin: 0; padding: 0; }
.sidenav li a { display: block; padding: 6px 12px 6px 20px; border-radius: 0 16px 16px 0; color: var(--ink-2); line-height: 1.4; }
.sidenav li a:hover { background: var(--bg-soft); text-decoration: none; color: var(--ink); }
.sidenav li a[aria-current="page"] { background: var(--accent-soft); color: var(--accent-ink); font-weight: 600; }
.nav-scrim { display: none; }

.main { flex: 1; min-width: 0; display: flex; justify-content: center; gap: 48px; padding: 24px 40px 64px; }
.article { flex: 0 1 820px; min-width: 0; }
.crumbs { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; font-size: 13px; color: var(--ink-3); margin-bottom: 12px; }
.crumbs a { color: var(--ink-3); }
.crumbs .sep { color: var(--line); }
h1, h2, h3, h4 { color: var(--ink); font-family: var(--font-head); font-weight: 400; line-height: 1.25; }
.article h1 { font-size: 36px; margin: 0 0 12px; letter-spacing: -.01em; }
.lead { font-size: 18px; color: var(--ink-3); margin: 0 0 10px; }
.page-meta { font-size: 13px; color: var(--ink-3); margin: 0 0 28px; padding-bottom: 20px; border-bottom: 1px solid var(--line-soft); }

.prose h2 { font-size: 26px; margin: 44px 0 12px; }
.prose h3 { font-size: 20px; margin: 32px 0 8px; font-weight: 500; }
.prose h4 { font-size: 16px; margin: 24px 0 6px; font-weight: 600; font-family: var(--font); }
.prose p, .prose ul, .prose ol, .prose dl { margin: 0 0 16px; }
.prose ul, .prose ol { padding-left: 24px; }
.prose li { margin: 4px 0; }
.prose li > ul, .prose li > ol { margin: 4px 0; }
.prose strong { color: var(--ink); font-weight: 600; }
.prose code { background: var(--code-bg); padding: 1px 5px; border-radius: 4px; font: 14px var(--mono); color: var(--ink); overflow-wrap: anywhere; }
.prose pre { background: var(--code-bg); padding: 14px 16px; border-radius: 8px; overflow-x: auto; font: 14px/1.55 var(--mono); margin: 0 0 20px; }
.prose pre code { background: none; padding: 0; overflow-wrap: normal; }
.anchor { margin-left: 8px; color: var(--line); font-weight: 400; opacity: 0; text-decoration: none; }
h2:hover .anchor, h3:hover .anchor, .anchor:focus { opacity: 1; }
.anchor:hover { color: var(--accent); text-decoration: none; }
.ui { font-weight: 600; color: var(--ink); }     /* a label as it appears on screen */
.path { font: 14px var(--mono); color: var(--ink); background: var(--code-bg); padding: 1px 5px; border-radius: 4px; overflow-wrap: anywhere; }

.table-wrap { overflow-x: auto; margin: 0 0 20px; border: 1px solid var(--line); border-radius: 8px; }
.prose table { border-collapse: collapse; width: 100%; font-size: 14.5px; }
.prose th, .prose td { text-align: left; vertical-align: top; padding: 10px 14px; border-bottom: 1px solid var(--line-soft); }
.prose th { background: var(--bg-soft); color: var(--ink); font-weight: 600; white-space: nowrap; }
.prose tr:last-child td { border-bottom: 0; }
.prose td:first-child { color: var(--ink); }

.callout { margin: 0 0 20px; padding: 12px 16px 2px; border-radius: 8px; border-left: 4px solid; }
.callout-title { display: flex; align-items: center; gap: 8px; margin: 0 0 6px !important; font-weight: 600; }
.callout-title svg { width: 18px; height: 18px; flex: none; }
.callout.note { background: var(--note-bg); border-color: var(--note); } .callout.note .callout-title { color: var(--note); }
.callout.tip { background: var(--tip-bg); border-color: var(--tip); } .callout.tip .callout-title { color: var(--tip); }
.callout.important { background: var(--important-bg); border-color: var(--important); } .callout.important .callout-title { color: var(--important); }
.callout.caution { background: var(--caution-bg); border-color: var(--caution); } .callout.caution .callout-title { color: var(--caution); }

.prose figure { margin: 8px 0 28px; }
.prose figure img, .shot { display: block; border: 1px solid var(--line); border-radius: 8px; }
.shot { position: relative; overflow: hidden; }
.shot img { display: block; width: 100%; border: 0; border-radius: 0; }
.prose figcaption { margin-top: 8px; font-size: 13.5px; color: var(--ink-3); }
.pin {
  position: absolute; transform: translate(-50%, -50%); width: 26px; height: 26px; border-radius: 50%;
  display: grid; place-items: center; background: var(--pin); color: #fff; font: 700 13px/1 var(--font);
  box-shadow: 0 0 0 3px rgba(255,255,255,.9), 0 2px 6px rgba(0,0,0,.35);
}
.num { display: inline-grid; place-items: center; width: 22px; height: 22px; border-radius: 50%; background: var(--pin); color: #fff; font: 700 12px/1 var(--font); margin-right: 6px; vertical-align: 1px; }
.figure-key { list-style: none; padding: 0 !important; columns: 2 280px; column-gap: 32px; }
.figure-key li { break-inside: avoid; margin: 0 0 10px; }
.figure-pair { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; align-items: start; }
.figure-narrow img { max-width: 390px; }

.steps { counter-reset: step; list-style: none; padding-left: 0 !important; }
.steps > li { counter-increment: step; position: relative; padding-left: 44px; margin: 0 0 18px; }
.steps > li::before {
  content: counter(step); position: absolute; left: 0; top: 0; width: 28px; height: 28px; border-radius: 50%;
  display: grid; place-items: center; background: var(--accent-soft); color: var(--accent-ink); font: 600 14px/1 var(--font);
}
.pill { display: inline-block; padding: 1px 9px; border-radius: 999px; font: 600 12px/20px var(--font); white-space: nowrap; border: 1px solid transparent; }
.pill.origin { border-color: var(--ink); color: var(--ink); }
.pill.consistent { background: #1f4e8c; color: #fff; }
.pill.conditional { border-color: #b7791f; color: #9a6412; }
.pill.departs { background: #b54708; color: #fff; }
.pill.na { border: 1px dashed var(--ink-3); color: var(--ink-3); }
.st { font-weight: 600; white-space: nowrap; }
.st.up { color: #188038; } .st.behind { color: #b06000; } .st.queued { color: #1a5fd6; } .st.listed { color: var(--ink-3); }
.swatch { display: inline-block; width: 11px; height: 11px; border-radius: 50%; vertical-align: -1px; margin-right: 6px; }
.def-list dt { color: var(--ink); font-weight: 600; margin-top: 14px; }
.def-list dd { margin: 2px 0 0; }
.see-also { border-top: 1px solid var(--line-soft); margin-top: 36px; padding-top: 12px; }

.pager { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 48px; }
.pager a { display: block; padding: 14px 18px; border: 1px solid var(--line); border-radius: 8px; color: var(--ink); font-weight: 500; }
.pager a:hover { border-color: var(--accent); text-decoration: none; background: var(--bg-soft); }
.pager span:first-child, .pager a span { display: block; font-size: 12px; font-weight: 500; color: var(--ink-3); text-transform: uppercase; letter-spacing: .05em; margin-bottom: 2px; }
.pager-next { text-align: right; grid-column: 2; }

.toc { position: sticky; top: calc(var(--top) + 24px); flex: 0 0 var(--toc); max-height: calc(100vh - var(--top) - 48px); overflow-y: auto; font-size: 13.5px; padding-top: 4px; }
.toc-title { margin: 0 0 8px; color: var(--ink); font-weight: 600; font-size: 14px; }
.toc ul { list-style: none; margin: 0; padding: 0; border-left: 1px solid var(--line); }
.toc li a { display: block; padding: 4px 12px; margin-left: -1px; border-left: 2px solid transparent; color: var(--ink-3); line-height: 1.4; }
.toc li.l3 a { padding-left: 24px; }
.toc li a:hover { color: var(--ink); text-decoration: none; }
.toc li a.active { color: var(--accent); border-left-color: var(--accent); }

/* ---- footer ---- */
.site-footer { background: var(--bg-soft); border-top: 1px solid var(--line); padding: 40px 40px 32px; font-size: 14px; }
.footer-cols { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 24px; max-width: 1100px; }
.footer-h { color: var(--ink); font-weight: 600; margin: 0 0 8px; }
.site-footer ul { list-style: none; margin: 0; padding: 0; }
.site-footer li { margin: 6px 0; }
.site-footer a { color: var(--ink-3); }
.footer-legal { margin: 28px 0 0; padding-top: 20px; border-top: 1px solid var(--line); color: var(--ink-3); max-width: 1100px; font-size: 13px; }

/* ---- home ---- */
.main-wide { min-height: 60vh; }
.hero { background: linear-gradient(180deg, var(--accent-soft), var(--bg)); border-bottom: 1px solid var(--line-soft); padding: 64px 24px 56px; text-align: center; }
.hero h1 { font-size: 44px; margin: 0 0 12px; letter-spacing: -.02em; }
.hero p { font-size: 19px; color: var(--ink-3); max-width: 680px; margin: 0 auto 28px; }
.hero-search { max-width: 640px; margin: 0 auto; }
.hero-search button {
  display: flex; align-items: center; gap: 12px; width: 100%; height: 54px; padding: 0 18px; border: 1px solid var(--line); border-radius: 28px;
  background: var(--bg); color: var(--ink-3); font: 16px var(--font); cursor: text; box-shadow: var(--shadow);
}
.hero-search button svg { width: 22px; height: 22px; }
.hero-search kbd { margin-left: auto; }
.wrap { max-width: 1180px; margin: 0 auto; padding: 0 24px; }
.band { padding: 48px 0 8px; }
.band h2 { font-size: 26px; margin: 0 0 6px; }
.band > .wrap > p { color: var(--ink-3); margin: 0 0 24px; }
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 20px; }
.card { display: flex; flex-direction: column; border: 1px solid var(--line); border-radius: 12px; padding: 22px 22px 18px; background: var(--bg); color: var(--ink-2); transition: box-shadow .15s, border-color .15s; }
.card:hover { box-shadow: var(--shadow); border-color: var(--accent); text-decoration: none; }
.card-icon { width: 44px; height: 44px; border-radius: 10px; display: grid; place-items: center; background: var(--accent-soft); color: var(--accent); margin-bottom: 14px; }
.card-icon svg { width: 24px; height: 24px; }
.card h3 { margin: 0 0 6px; font-size: 20px; }
.card p { margin: 0 0 12px; font-size: 15px; }
.card .card-url { margin-top: auto; font: 13px var(--mono); color: var(--ink-3); }
.card-links { list-style: none; padding: 0; margin: 0 0 12px; font-size: 14.5px; }
.card-links li { margin: 5px 0; }
.task-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 12px 24px; list-style: none; padding: 0; margin: 0; }
.task-grid a { display: block; padding: 12px 14px; border-radius: 8px; border: 1px solid var(--line-soft); color: var(--ink); font-weight: 500; }
.task-grid a:hover { background: var(--bg-soft); text-decoration: none; border-color: var(--line); }
.task-grid span { display: block; color: var(--ink-3); font-weight: 400; font-size: 14px; }
.home-note { margin: 40px auto 56px; }

/* ---- search page, 404 ---- */
.page-simple { max-width: 820px; margin: 0 auto; padding: 40px 24px 64px; }
.page-simple h1 { font-size: 32px; margin: 0 0 12px; }
.search-form { display: flex; gap: 8px; margin: 0 0 24px; }
.search-form input { flex: 1; height: 44px; padding: 0 14px; border: 1px solid var(--line); border-radius: 8px; background: var(--bg); color: var(--ink); font: 16px var(--font); }
.search-form button { height: 44px; padding: 0 20px; border: 0; border-radius: 8px; background: var(--accent); color: #fff; font: 500 15px var(--font); cursor: pointer; }
:root[data-theme="dark"] .search-form button { color: #131417; }
.search-list { list-style: none; padding: 0; margin: 0; }
.search-list li { padding: 16px 0; border-bottom: 1px solid var(--line-soft); }
.search-list a { font-size: 18px; }
.search-list .sr-where { margin: 2px 0 4px; }
.search-list p { margin: 0; color: var(--ink-3); font-size: 14.5px; }

/* ---- narrower screens ---- */
@media (max-width: 1280px) { .toc { display: none; } .main { padding: 24px 32px 64px; } }
@media (max-width: 1560px) { .topbar-link { display: none; } }
@media (max-width: 1100px) { .tabs { display: none; } }
@media (max-width: 860px) {
  .nav-toggle { display: inline-grid; }
  .sidenav {
    position: fixed; top: var(--top); left: 0; bottom: 0; z-index: 25; height: auto; width: min(320px, 86vw);
    transform: translateX(-100%); transition: transform .2s; box-shadow: none;
  }
  body.nav-open .sidenav { transform: none; box-shadow: 0 0 24px rgba(0,0,0,.25); }
  body.nav-open .nav-scrim { display: block; position: fixed; inset: var(--top) 0 0 0; z-index: 20; background: rgba(0,0,0,.35); }
  .main { padding: 20px 16px 48px; }
  .article h1 { font-size: 28px; }
  .prose h2 { font-size: 22px; }
  .brand-docs { display: none; }
  .site-footer { padding: 32px 16px 24px; }
}
@media (max-width: 560px) {
  .topbar { gap: 6px; padding: 0 8px; }
  .brand .logo { height: 18px; }
  .search { flex-basis: 40px; }
  .search-kbd { display: none; }
  .hero { padding: 40px 16px 36px; }
  .hero h1 { font-size: 32px; }
  .hero p { font-size: 17px; }
  .wrap { padding: 0 16px; }
  .pager { grid-template-columns: 1fr; }
  .pager-next { grid-column: 1; }
  .pin { width: 20px; height: 20px; font-size: 11px; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }
@media print {
  .topbar, .sidenav, .toc, .pager, .site-footer, .anchor { display: none !important; }
  .main { padding: 0; }
}
.caption{font-size:13.5px;color:var(--ink-3);margin-top:8px}
.prose .epxp{margin:8px 0 4px}
.prose .epxp th,.prose .epxp td{padding:4px 6px 4px 0;font-size:12px;background:none;white-space:normal}
.prose .epxp table{font-size:12px}
.prose .epxp p,.prose .epxp dl{margin:0}

/* ---- "Why a knowledge graph" figures ---- */
.kg-diagram{width:100%;height:auto;display:block;border:1px solid var(--line);border-radius:8px;background:var(--bg)}
.kg-panel rect{fill:var(--bg-soft);stroke:var(--line)}
.kg-panel-on rect{fill:var(--accent-soft);stroke:var(--accent)}
.kg-h{font:600 14px var(--font);fill:var(--ink)}
.kg-s{font:12px var(--font);fill:var(--ink-3)}
.kg-m{font:600 12px var(--font);fill:var(--ink)}
.kg-docs rect{fill:var(--bg);stroke:var(--ink-3)}
.kg-arrow{stroke:var(--ink-3);stroke-width:1.5;fill:none;marker-end:url(#kg-ah)}
.kg-ahp{fill:var(--ink-3)}
.kg-model{fill:var(--bg);stroke:var(--caution);stroke-width:2}
.kg-ans{fill:var(--bg);stroke:var(--ink-3)}
.kg-graph path{fill:none;stroke:var(--accent);stroke-width:1.5}
.kg-graph circle{fill:var(--accent)}
.kg-chain{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;gap:0;align-items:stretch}
.kg-step{border:1px solid var(--line);border-radius:8px;padding:14px 14px 10px;background:var(--bg)}
.kg-step blockquote{margin:8px 0;padding:0;border:0;font-size:14px;line-height:1.5;color:var(--ink)}
.kg-when{margin:0!important;font:600 12px var(--font);color:var(--ink-3);text-transform:uppercase;letter-spacing:.04em}
.kg-pill{margin:6px 0 0!important}
.kg-cite{margin:0!important;font:12px var(--mono);color:var(--ink-3)}
.kg-link{display:flex;align-items:center;padding:0 6px}
.kg-link span{font:600 11px var(--mono);color:#b54708;white-space:nowrap}
.kg-link span::after{content:" →"}
@media (max-width:900px){.kg-chain{grid-template-columns:1fr}.kg-link{justify-content:center;padding:6px 0}.kg-link span::after{content:" ↓"}}

/* ---- plain-language term guides (Deep research › Reading the research) ---- */
.terms dt{font:600 17px var(--font-head, var(--font));color:var(--ink);margin-top:30px;scroll-margin-top:90px}
.terms dt .abbr{font:500 13px var(--mono);color:var(--ink-3);margin-left:6px}
.terms dd{margin:6px 0 0}
.terms dd > p{margin:0 0 8px}
.terms .says{margin:10px 0;padding:8px 14px;border-left:3px solid var(--accent);background:var(--bg-soft);border-radius:0 6px 6px 0;font-size:15px;line-height:1.55;color:var(--ink)}
.terms .says cite{display:block;margin-top:5px;font:12px var(--mono);font-style:normal;color:var(--ink-3)}
.terms .says.sec{border-left-color:#eb6834}
.terms .eg{font-size:14.5px;color:var(--ink-2)}
.terms .eg::before{content:"In our research: ";font-weight:600;color:var(--ink)}