/* MLPipeline — «Ось сверки». Single light look, petrol reference vs saffron batch. */
:root{
  --ax-paper:#f3f2ec; --ax-surface:#fbfaf6; --ax-ink:#16201f; --ax-muted:#5b6360; --ax-rule:#cfd3cb;
  --ax-ref:#0e5e63; --ax-ref-tint:#d7e8e7;
  --ax-batch:#b87712; --ax-batch-text:#8a5a0c; --ax-batch-tint:#f6e7c8;
  --ax-alarm:#b3263a; --ax-alarm-tint:#f7dfe2;
  --ax-head:"Bahnschrift","Franklin Gothic Medium","Arial Nova","Roboto Condensed","Nimbus Sans Narrow","Liberation Sans Narrow",system-ui,sans-serif;
  --ax-body:Verdana,"Noto Sans","DejaVu Sans","Segoe UI",sans-serif;
  --ax-mono:"Lucida Console","Noto Sans Mono","DejaVu Sans Mono","Liberation Mono",ui-monospace,monospace;
  --ax-hatch-notable:repeating-linear-gradient(45deg,var(--ax-batch) 0 2px,transparent 2px 6px);
  --ax-hatch-scarce:repeating-linear-gradient(45deg,rgba(91,99,96,.4) 0 2px,transparent 2px 6px);
}
html.theme-teal.layout-grid{background:var(--ax-paper);scroll-padding-top:120px}
body{background:var(--ax-paper);color:var(--ax-ink);font:15px/1.6 var(--ax-body)}
h1,h2,h3,h4{font-family:var(--ax-head);font-weight:700;letter-spacing:-.01em;color:var(--ax-ink)}
.ax-wrap p,.ax-wrap li,.ax-wrap dd{color:var(--ax-ink)}
.ax-muted{color:var(--ax-muted)!important;font-size:13px;line-height:1.6}
a{color:var(--ax-ref)}
:focus-visible{outline:3px solid var(--ax-ref);outline-offset:2px}
code{font-family:var(--ax-mono);font-variant-numeric:tabular-nums;font-size:.92em}
.ax-num{font-family:var(--ax-mono);font-variant-numeric:tabular-nums}
::selection{background:var(--ax-ref-tint);color:var(--ax-ink)}

/* ---- axis through-line ---- */
main#main{position:relative;background-image:linear-gradient(to right,transparent calc(50% - 1px),var(--ax-ink) calc(50% - 1px),var(--ax-ink) calc(50% + 1px),transparent calc(50% + 1px));background-repeat:no-repeat}
.ax-wrap{width:min(1240px,calc(100% - 64px));margin-inline:auto;position:relative}
.ax-section{padding-block:64px}
.ax-h1{font-size:clamp(30px,4.6vw,64px);line-height:1.05;margin:0}
.ax-h2{font-size:clamp(22px,2.7vw,34px);line-height:1.15;margin:0}
.ax-eyebrow{font-family:var(--ax-head);font-size:12px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--ax-muted);margin:0 0 14px}
.ax-on-axis{width:max-content;max-width:100%;margin-inline:auto;text-align:center;background:var(--ax-surface);padding:6px 18px;border:1px solid var(--ax-rule);border-radius:3px;position:relative;z-index:1}
.ax-h1.ax-on-axis,.ax-h2.ax-on-axis{padding:8px 22px}
.ax-card{background:var(--ax-surface);border:1px solid var(--ax-rule);border-radius:4px;padding:22px 24px;position:relative;z-index:1}

/* ---- buttons & links ---- */
.ax-btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:44px;padding:11px 20px;font-family:var(--ax-head);font-size:14px;font-weight:600;letter-spacing:.01em;border:1px solid var(--ax-ink);background:var(--ax-surface);color:var(--ax-ink);border-radius:3px;cursor:pointer;text-decoration:none;transition:background .15s,color .15s,border-color .15s}
.ax-btn-primary{background:var(--ax-ref);border-color:var(--ax-ref);color:var(--ax-surface)}
.ax-btn-primary:hover{background:var(--ax-ref-tint);color:var(--ax-ref);border-color:var(--ax-ref)}
.ax-btn-primary:focus-visible,.ax-nav-tab:focus-visible{outline:3px solid var(--ax-ink);outline-offset:2px}
.ax-btn-ghost{background:transparent}
.ax-btn-ghost:hover{background:var(--ax-ref-tint)}
.ax-btn-ref{border-color:var(--ax-ref);color:var(--ax-ref)}
.ax-btn-small{min-height:38px;padding:8px 14px;font-size:13px}
.ax-btn:disabled{opacity:.45;cursor:not-allowed}
.ax-textlink{display:inline-flex;align-items:center;gap:8px;font-family:var(--ax-head);font-weight:600;font-size:14px;color:var(--ax-ref);text-decoration:none}
.ax-textlink:hover{text-decoration:underline;text-underline-offset:3px}
.ax-linkbtn{border:0;background:transparent;color:var(--ax-ref);font:inherit;font-weight:600;cursor:pointer;text-decoration:underline;text-underline-offset:3px;padding:0}

/* ---- header ---- */
.ax-header{position:sticky;top:0;z-index:40;background:color-mix(in srgb,var(--ax-paper) 92%,transparent);border-bottom:1px solid var(--ax-rule);backdrop-filter:blur(10px)}
.ax-header-inner{position:relative;width:min(1240px,calc(100% - 64px));margin-inline:auto;min-height:64px;display:grid;align-items:center}
.ax-brand{position:absolute;left:50%;top:14px;transform:translateX(-50%);display:inline-flex;align-items:stretch;font-family:var(--ax-head);font-weight:700;font-size:20px;letter-spacing:-.01em;text-decoration:none;z-index:2}
.ax-brand-ref{color:var(--ax-ref)}
.ax-brand-batch{color:var(--ax-batch-text)}
.ax-brand-axis{width:2px;background:var(--ax-ink);margin:1px 3px}
.ax-nav{display:grid;grid-template-columns:1fr 150px 1fr;align-items:start;padding:14px 0 26px;column-gap:8px}
.ax-nav-side{display:flex;flex-direction:column;gap:6px;font-family:var(--ax-head);font-size:13px;font-weight:600}
.ax-nav-side a{color:var(--ax-ink);text-decoration:none;padding:2px 0}
.ax-nav-side a:hover,.ax-nav-side a[aria-current]{color:var(--ax-ref)}
.ax-nav-ref{text-align:right;align-items:flex-end;grid-column:1}
.ax-nav-batch{grid-column:3;align-items:flex-start}
.ax-nav-batch a:hover,.ax-nav-batch a[aria-current]{color:var(--ax-batch-text)}
.ax-nav-side-label{font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--ax-muted);font-weight:600}
.ax-nav-tab{grid-column:2;justify-self:center;align-self:end;margin-top:6px;display:inline-flex;align-items:center;gap:6px;font-family:var(--ax-head);font-size:12px;font-weight:600;color:var(--ax-surface);background:var(--ax-ref);border:1px solid var(--ax-ref);border-radius:0 0 4px 4px;padding:6px 12px;text-decoration:none;white-space:nowrap}
.ax-nav-tab[aria-current]{background:var(--ax-ink);border-color:var(--ax-ink)}
/* shared site.css also styles .nav-toggle (44px square, column, span bars): reset what leaks */
.nav-toggle{display:none;align-items:center;gap:8px;min-height:44px;width:auto;height:auto;flex-direction:row;padding:8px 14px;border:1px solid var(--ax-ink);background:var(--ax-surface);color:var(--ax-ink);font-family:var(--ax-head);font-weight:600;font-size:14px;border-radius:3px;cursor:pointer;justify-self:end}
.nav-toggle-bars{display:inline-flex;flex-direction:column;gap:4px;width:18px;font-style:normal;transform:none}
.nav-toggle-bars span{width:18px;height:2px;background:var(--ax-ink);transition:transform .15s}
.nav-toggle[aria-expanded=true] .nav-toggle-bars span:first-child{transform:translateY(3px) rotate(45deg)}
.nav-toggle[aria-expanded=true] .nav-toggle-bars span:last-child{transform:translateY(-3px) rotate(-45deg)}

/* ---- footer ---- */
.ax-footer{background:var(--ax-surface);border-top:1px solid var(--ax-rule);margin-top:24px}
.ax-footer-inner{width:min(1240px,calc(100% - 64px));margin-inline:auto;padding:36px 0 44px;position:relative}
.ax-footer-end{text-align:center;color:var(--ax-muted);font-family:var(--ax-head);font-size:11px;letter-spacing:.14em;text-transform:uppercase;display:flex;flex-direction:column;align-items:center;gap:4px;margin-bottom:24px}
.ax-footer-end::before{content:"";width:2px;height:26px;background:var(--ax-ink);display:block}
.ax-footer-diamond{color:var(--ax-ink);font-size:16px}
.ax-footer-cols{display:grid;grid-template-columns:1fr 1fr;gap:30px 40px;max-width:760px;margin-inline:auto}
.ax-footer-col{display:flex;flex-direction:column;gap:8px}
.ax-footer-col h2{font-family:var(--ax-head);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--ax-muted);margin:0 0 4px}
.ax-footer-col a{color:var(--ax-ink);text-decoration:none;font-size:14px}
.ax-footer-col a:hover{color:var(--ax-ref)}
.ax-footer-ref{text-align:right;align-items:flex-end}
.ax-footer-batch{align-items:flex-start}
.ax-footer-line{text-align:center;margin:30px 0 0;font-size:12px;color:var(--ax-muted)}

/* ---- hero ---- */
.ax-hero{padding-block:40px 60px}
.ax-hero-wrap{display:flex;flex-direction:column;align-items:center;gap:22px;text-align:center}
.ax-hero-tags{width:100%;display:flex;justify-content:space-between;font-family:var(--ax-head);font-size:11px;font-weight:700;letter-spacing:.14em}
.ax-tag-ref{color:var(--ax-ref)}
.ax-tag-batch{color:var(--ax-batch-text)}
.ax-hero-title{font-size:clamp(30px,4.6vw,64px);line-height:1.05;margin:0;display:grid;grid-template-columns:1fr 1fr;gap:0 24px;max-width:1080px}
.ax-h-ref{color:var(--ax-ref);text-align:right;padding-right:6px}
.ax-h-batch{color:var(--ax-batch-text);text-align:left;padding-left:6px}
.ax-pill{font-family:var(--ax-head);font-weight:700;font-size:15px;letter-spacing:.02em;text-transform:uppercase}
.ax-hero-card{max-width:620px;text-align:center}
.ax-hero-card p{color:var(--ax-ink);font-size:16px;margin:0}
.ax-hero-cta{display:flex;gap:14px;flex-wrap:wrap;justify-content:center;width:100%}

/* ---- figure ---- */
.ax-figure{margin:26px auto 0;max-width:820px;background:var(--ax-surface);border:1px solid var(--ax-rule);border-radius:4px;padding:22px;position:relative;z-index:1}
.ax-figure-fallback{color:var(--ax-muted);text-align:center;margin:0}
.ax-fig-rows{display:flex;flex-direction:column;gap:18px}
.ax-fig-row{display:grid;grid-template-columns:1fr 150px 1fr;align-items:center;gap:6px}
.ax-fig-name{grid-column:2;text-align:center;font-family:var(--ax-mono);font-size:12px;font-weight:600}
.ax-fig-side{display:flex;flex-direction:column;gap:2px}
.ax-fig-side.ref{align-items:flex-end}
.ax-fig-bins{display:flex;gap:2px;align-items:flex-end;height:46px}
.ax-fig-bins.ref{flex-direction:row-reverse}
.ax-fig-bin{width:clamp(10px,1.8vw,22px);background:var(--ax-batch);align-self:flex-end}
.ax-fig-bins.ref .ax-fig-bin{background:var(--ax-ref)}
.ax-fig-psi{grid-column:2;text-align:center;font-family:var(--ax-mono);font-size:11px;color:var(--ax-muted);white-space:nowrap}
.ax-figure-caption{max-width:720px;margin:16px auto 0;font-size:12px;color:var(--ax-muted);text-align:center;background:var(--ax-paper);padding:4px 12px;position:relative;z-index:1}
.ax-figure-sentence{max-width:820px;margin:12px auto 0;text-align:center;background:var(--ax-surface);padding:10px 16px;border:1px solid var(--ax-rule);border-radius:3px;position:relative;z-index:1;font-size:14px}
.ax-figure-link{text-align:center;margin:14px 0 0}
/* text that sits on the axis gets a paper ground so the 2px rule does not cut through it */
.ax-figure-link a,.ax-practice-all a.ax-textlink{background:var(--ax-paper);padding:4px 10px;position:relative;z-index:1}

/* ---- four questions ---- */
.ax-qrows{list-style:none;margin:26px 0 0;padding:0;display:flex;flex-direction:column;gap:26px}
.ax-qrow-line{display:grid;grid-template-columns:1fr 150px 1fr;align-items:center;gap:8px}
.ax-q-ref,.ax-q-batch{font-size:14px}
.ax-q-ref{text-align:right;padding-right:14px;color:var(--ax-ref)}
.ax-q-batch{text-align:left;padding-left:14px;color:var(--ax-batch-text)}
.ax-side-tag{display:block;font-family:var(--ax-head);font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--ax-muted);margin-bottom:3px}
.ax-q-marker{text-align:center;background:var(--ax-surface);border:1px solid var(--ax-ink);border-radius:3px;padding:8px 6px;position:relative;z-index:1}
.ax-q-num{display:block;font-family:var(--ax-mono);font-size:12px;color:var(--ax-muted)}
.ax-q-title{display:block;font-family:var(--ax-head);font-weight:700;font-size:15px}
.ax-qbody{max-width:680px;margin:14px auto 0;text-align:center}
.ax-qbody p{margin:0}

/* ---- legend ---- */
.ax-legend-card{max-width:860px;margin:26px auto 0}
.ax-legend-diagram{display:grid;grid-template-columns:1fr 90px 1fr;gap:6px;align-items:center;margin-bottom:18px}
.ax-legend-side{display:flex;flex-direction:column;gap:5px}
.ax-legend-ref{align-items:flex-end}
.ax-legend-side-name{font-family:var(--ax-head);font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--ax-muted)}
.ax-legend-bar{height:12px;border-radius:1px}
.ax-bar-ref{background:var(--ax-ref)}
.ax-bar-batch{background:var(--ax-batch)}
.ax-legend-mid{display:flex;flex-direction:column;align-items:center;gap:6px}
.ax-legend-psi{font-family:var(--ax-mono);font-size:11px;color:var(--ax-muted)}
.ax-legend-axisline{width:2px;height:44px;background:var(--ax-ink)}
.ax-legend-note{font-size:14px;margin:0 0 16px}
.ax-legend-keys{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.ax-legend-keys li{display:flex;align-items:baseline;gap:12px;font-size:14px}
.ax-mark{font-size:14px;width:18px;text-align:center;flex-shrink:0}
.ax-mark-in{color:var(--ax-ink)}
.ax-mark-notable{color:var(--ax-batch-text)}
.ax-mark-strong{color:var(--ax-alarm)}
.ax-mark-fail{color:var(--ax-alarm)}
.ax-mark-scarce{color:var(--ax-muted)}

/* ---- practice bolt list ---- */
.ax-bolt-list{list-style:none;margin:26px 0 0;padding:0;display:flex;flex-direction:column;gap:22px}
.ax-bolt{position:relative;display:grid;grid-template-columns:1fr 1fr}
.ax-bolt-card{width:100%;max-width:520px}
.ax-bolt-card h2,.ax-bolt-card h3{font-size:18px;margin:0 0 8px}
.ax-bolt-card p{margin:0 0 12px;font-size:14px;color:var(--ax-muted)}
.ax-bolt-left .ax-bolt-card{grid-column:1;justify-self:end;margin-right:32px}
.ax-bolt-right .ax-bolt-card{grid-column:2;justify-self:start;margin-left:32px}
.ax-bolt-tick{position:absolute;top:26px;width:24px;height:2px;background:var(--ax-ink)}
.ax-bolt-left .ax-bolt-tick{left:calc(50% - 24px)}
.ax-bolt-right .ax-bolt-tick{left:50%}
.ax-bolt-num{position:absolute;top:16px;left:50%;transform:translateX(-50%);background:var(--ax-surface);border:1px solid var(--ax-ink);border-radius:50%;width:26px;height:26px;display:flex;align-items:center;justify-content:center;font-family:var(--ax-mono);font-size:11px;z-index:2}
.ax-practice-all{text-align:center;margin:28px 0 0}

/* ---- faq ---- */
.ax-faq-rows{display:flex;flex-direction:column;gap:4px;margin-top:26px}
.ax-faq-row{display:grid;grid-template-columns:1fr 1fr;gap:8px;padding:18px 0;border-bottom:1px solid var(--ax-rule);align-items:start}
.ax-faq-q{grid-column:1;text-align:right;padding-right:20px;font-family:var(--ax-head);font-size:16px;font-weight:700;margin:0;color:var(--ax-ink)}
.ax-faq-a{grid-column:2;padding-left:20px;margin:0;font-size:14px;color:var(--ax-muted)}

/* ---- docs & guide shared ---- */
.ax-doc,.ax-guide{padding-block:44px 60px}
.ax-doc-subnav{display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:center;font-family:var(--ax-head);font-weight:600;font-size:13px;background:var(--ax-surface);border:1px solid var(--ax-rule);border-radius:3px;padding:10px 16px;position:relative;z-index:1;margin-bottom:26px}
.ax-doc-subnav a{color:var(--ax-ink);text-decoration:none}
.ax-doc-subnav a:hover,.ax-doc-subnav a[aria-current]{color:var(--ax-ref)}
.ax-doc-lede,.ax-doc-note,.ax-doc-callout,.ax-page-lede,.ax-guides-lede,.ax-guide-summary{max-width:720px;margin:20px auto 0;text-align:center}
.ax-doc-callout{border-left:3px solid var(--ax-ref)}
.ax-doc-note code,.ax-doc-callout code{color:var(--ax-batch-text)}
.ax-doc h2,.ax-guide h2,.ax-page h2{margin-top:44px}
.ax-glossary{max-width:900px;margin:22px auto 0;display:flex;flex-direction:column;gap:2px}
.ax-gloss-row{display:grid;grid-template-columns:1fr 1fr;column-gap:56px;row-gap:10px;padding:16px 0;border-bottom:1px solid var(--ax-rule);align-items:start}
.ax-gloss-row dt{text-align:right;padding-right:0;font-family:var(--ax-head);font-weight:700;font-size:15px;color:var(--ax-ref)}
.ax-gloss-row dd{margin:0;padding-left:0;font-size:14px;color:var(--ax-muted)}
.ax-doc-steps{list-style:none;counter-reset:none;margin:22px auto 0;padding:0;max-width:760px;display:flex;flex-direction:column;gap:16px}
.ax-doc-steps li{display:flex;gap:16px;background:var(--ax-surface);border:1px solid var(--ax-rule);border-radius:4px;padding:18px 20px;position:relative;z-index:1}
.ax-doc-step-num{font-family:var(--ax-mono);font-size:16px;color:var(--ax-ref);flex-shrink:0}
.ax-doc-steps h2,.ax-doc-steps h3{margin:0 0 6px;font-size:18px}
.ax-doc-steps p{margin:0;font-size:14px;color:var(--ax-muted)}
.ax-gs-steps .ax-btn{margin-top:12px}
.ax-doc-links{display:grid;grid-template-columns:1fr 1fr;gap:16px;max-width:820px;margin:30px auto 0}
.ax-doc-link{display:flex;flex-direction:column;gap:8px;text-decoration:none}
.ax-doc-link strong{font-family:var(--ax-head);font-size:16px;color:var(--ax-ink)}
.ax-doc-link span{color:var(--ax-ref);font-size:13px;font-weight:600}
.ax-doc-table{width:100%;border-collapse:collapse;font-size:13px}
.ax-doc-table caption{text-align:left}
.ax-doc-table th,.ax-doc-table td{border:1px solid var(--ax-rule);padding:9px 11px;text-align:left;vertical-align:top}
.ax-doc-table thead th{background:var(--ax-ref-tint);font-family:var(--ax-head);font-size:12px}
.ax-doc-table code{color:var(--ax-batch-text)}
.ax-table-scroll{overflow-x:auto;overscroll-behavior-x:contain;max-width:100%;margin-top:16px;background:var(--ax-surface);position:relative;z-index:1}
.ax-doc-sec{max-width:860px;margin:16px auto 0;background:var(--ax-surface);border:1px solid var(--ax-rule);border-radius:4px;padding:20px 24px;position:relative;z-index:1}
.ax-doc-sec>.ax-h2.ax-on-axis{margin-top:0;border:0;padding:0;background:transparent}
.ax-doc-sec>p{margin:14px 0 0}
.ax-doc-sec .ax-copy-block{margin-top:14px}
.ax-formula{font-family:var(--ax-mono);font-size:13px;line-height:1.7;background:var(--ax-ref-tint);border:1px solid var(--ax-rule);border-radius:4px;padding:16px 18px;white-space:pre-wrap;overflow-wrap:anywhere;margin:14px 0;color:var(--ax-ink)}

/* ---- guide ---- */
.ax-guide-onpage{display:flex;flex-wrap:wrap;gap:8px 18px;justify-content:center;max-width:760px;margin:24px auto 0;font-family:var(--ax-head);font-size:13px;font-weight:600}
.ax-guide-onpage a{color:var(--ax-ref);text-decoration:none}
.ax-guide-section{max-width:680px;margin:30px auto 0}
.ax-guide-marker{background:var(--ax-surface);border:1px solid var(--ax-ink);border-radius:3px;padding:8px 16px;width:max-content;max-width:100%;margin:0 auto 14px;position:relative;z-index:1;font-size:18px}
.ax-guide-body{background:var(--ax-surface);border:1px solid var(--ax-rule);border-radius:4px;padding:22px 26px;position:relative;z-index:1}
.ax-guide-body p{margin:0 0 14px;font-size:15px}
.ax-guide-body p:last-child{margin-bottom:0}
.ax-guide-try{max-width:680px;margin:30px auto 0;text-align:center;border-left:3px solid var(--ax-batch)}
.ax-guide-try .ax-btn{margin-top:10px}
.ax-guide-foot{display:flex;justify-content:space-between;max-width:680px;margin:26px auto 0;gap:14px}

/* ---- generic page ---- */
.ax-page-card,.ax-page-lede{max-width:720px;margin-inline:auto}
.ax-page-list{max-width:720px;margin:16px auto 0;padding:16px 20px 16px 40px;display:flex;flex-direction:column;gap:8px;background:var(--ax-surface);border:1px solid var(--ax-rule);border-radius:4px;position:relative;z-index:1}
.ax-page-list li{font-size:15px}
.ax-page-list-no li::marker{color:var(--ax-alarm)}
.ax-refs{max-width:760px;margin:16px auto 0;padding:16px 20px;list-style:none;display:flex;flex-direction:column;gap:12px;background:var(--ax-surface);border:1px solid var(--ax-rule);border-radius:4px;position:relative;z-index:1}
.ax-page .ax-wrap>.ax-muted{max-width:720px;margin:16px auto 0;background:var(--ax-paper);padding:4px 12px;position:relative;z-index:1;text-align:center}
.ax-page .ax-copy-block{max-width:720px;margin:16px auto 0;position:relative;z-index:1}
/* product intro */
.ax-product-card{max-width:720px;margin:20px auto 0;text-align:center}
.ax-product-card p{margin:0}
.ax-sample-badge{display:inline-block;margin:10px 0 0!important;padding:3px 10px;font:600 12px/1.5 var(--ax-head);letter-spacing:.06em;text-transform:uppercase;color:var(--ax-batch-text)!important;background:var(--ax-batch-tint);border:1px solid var(--ax-batch);border-radius:2px}
.ax-refs li{font-size:14px;color:var(--ax-muted);border-left:2px solid var(--ax-rule);padding-left:14px}
.ax-refs a{font-weight:600}
.ax-policy-layout{display:grid;grid-template-columns:200px 1fr;gap:30px;max-width:940px;margin:26px auto 0}
.ax-policy-nav{display:flex;flex-direction:column;gap:8px;position:relative;z-index:1;background:var(--ax-paper)}
.ax-policy-nav a{color:var(--ax-ink);text-decoration:none;font-size:14px}
.ax-policy-nav a:hover,.ax-policy-nav a[aria-current]{color:var(--ax-ref)}
.ax-policy-body{background:var(--ax-surface);border:1px solid var(--ax-rule);border-radius:4px;padding:24px 28px;position:relative;z-index:1}
.ax-policy-sec{margin-bottom:22px}
.ax-policy-sec h2{margin:0 0 8px;font-size:18px}
.ax-policy-sec p{margin:0;font-size:14px;color:var(--ax-muted)}
.ax-policy-end{display:flex;justify-content:space-between;gap:14px;border-top:1px solid var(--ax-rule);padding-top:16px;font-size:13px;color:var(--ax-muted)}
.ax-404 .ax-hero-cta{justify-content:center;margin-top:8px}

/* ---- desk ---- */
.ax-desk{padding-block:20px 60px}
.ax-desk-head{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;flex-wrap:wrap;margin-bottom:16px}
.ax-desk-head .ax-eyebrow{margin:0 0 4px}
.ax-verdict{background:var(--ax-surface);border:1px solid var(--ax-rule);border-left-width:6px;border-radius:4px;padding:18px 22px;margin-bottom:18px;position:relative;z-index:1}
.ax-verdict-placeholder{margin:0;color:var(--ax-muted)}
.ax-verdict.is-pass{border-left-color:var(--ax-ref);background:var(--ax-ref-tint)}
.ax-verdict.is-review{border-left-color:var(--ax-batch);background:var(--ax-batch-tint)}
.ax-verdict.is-stop{border-left-color:var(--ax-alarm);background:var(--ax-alarm-tint)}
.ax-verdict-label{font-family:var(--ax-head);font-weight:700;font-size:22px;margin:0 0 4px}
.ax-verdict-note{font-size:13px;color:var(--ax-muted);margin:0 0 10px}
.ax-verdict-reasons{margin:0;padding-left:20px;font-size:14px}
.ax-verdict-reasons li{margin:3px 0}
.ax-zones{display:grid;gap:16px;grid-template-columns:1fr;grid-template-areas:"batch" "axis" "ref"}
.ax-zone{background:var(--ax-surface);border:1px solid var(--ax-rule);border-radius:4px;padding:18px;position:relative;z-index:1;min-width:0}
#reference{grid-area:ref}
#axis{grid-area:axis}
#batch{grid-area:batch}
.ax-zone-title{font-family:var(--ax-head);font-size:16px;font-weight:700;margin:0 0 12px;display:flex;flex-direction:column;gap:2px}
.ax-zone-title span{font-family:var(--ax-body);font-size:11px;font-weight:400;color:var(--ax-muted);letter-spacing:0;text-transform:none}
.ax-zone-ref{border-top:3px solid var(--ax-ref)}
.ax-zone-batch{border-top:3px solid var(--ax-batch)}
.ax-profile{font-size:12px;margin-bottom:14px}
.ax-profile table{width:100%;border-collapse:collapse;font-family:var(--ax-mono);font-variant-numeric:tabular-nums}
.ax-profile th,.ax-profile td{text-align:left;padding:3px 6px;border-bottom:1px solid var(--ax-rule);font-size:11px}
.ax-profile th{color:var(--ax-muted);font-weight:400}

/* scenario / csv */
.ax-scenarios,.ax-sort,.ax-thresholds{border:0;margin:0;padding:0;min-width:0}
.ax-scenarios legend{padding:0}
.ax-scenarios label,.ax-sort label,.ax-only-flagged{display:flex;align-items:center;gap:8px;font-size:14px;padding:6px 0;cursor:pointer}
.ax-scenarios label{border-bottom:1px solid var(--ax-rule)}
.ax-scenarios label:last-of-type{border-bottom:0}
.ax-csv{margin-top:14px;display:flex;flex-direction:column;gap:8px}
.ax-csv-label{font-family:var(--ax-head);font-size:13px;font-weight:600}
.ax-csv-input{width:100%;font-family:var(--ax-mono);font-size:12px;border:1px solid var(--ax-muted);border-radius:3px;padding:10px;resize:vertical;background:var(--ax-paper);color:var(--ax-ink)}
.ax-csv-hint{font-size:12px;color:var(--ax-muted);margin:0}
.ax-csv-buttons{display:flex;flex-wrap:wrap;gap:8px}
.ax-csv-errors{margin:8px 0 0;padding:12px 14px 12px 30px;background:var(--ax-alarm-tint);border:1px solid var(--ax-alarm);border-radius:3px;font-size:13px;color:var(--ax-ink)}
.ax-csv-errors li{margin:3px 0}
.ax-csv-errors.is-warn{background:var(--ax-batch-tint);border-color:var(--ax-batch)}

/* axis controls & rows */
.ax-axis-controls{display:flex;flex-wrap:wrap;gap:14px 24px;align-items:center;margin-bottom:14px}
.ax-sort{display:flex;flex-wrap:wrap;gap:6px 16px;align-items:center}
.ax-sort legend{font-family:var(--ax-head);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--ax-muted);float:left;margin-right:12px}
.ax-sort label,.ax-only-flagged{padding:2px 0}
.ax-rows{display:flex;flex-direction:column;gap:8px}
.ax-row{border:1px solid var(--ax-rule);border-radius:3px;background:var(--ax-paper);overflow:hidden}
.ax-row.is-fail{border-color:var(--ax-alarm);border-width:2px}
.ax-row-line{display:grid;grid-template-columns:1fr 168px 1fr;align-items:center;gap:6px;padding:8px 10px}
.ax-row-ref,.ax-row-batch{display:flex;align-items:center;gap:2px;min-width:0}
.ax-row-ref{flex-direction:row-reverse}
.ax-bins{display:flex;gap:1px;align-items:flex-end;height:34px;flex:1;min-width:0}
.ax-bins.ref{flex-direction:row-reverse}
.ax-bin{flex:1;min-width:2px;background:var(--ax-batch);align-self:flex-end}
.ax-bins.ref .ax-bin{background:var(--ax-ref)}
.ax-row-miniprofile{font-family:var(--ax-mono);font-size:11px;color:var(--ax-muted);white-space:nowrap;flex-shrink:0}
.ax-row-center{text-align:center;min-width:0}
.ax-row-name{border:0;background:transparent;font-family:var(--ax-mono);font-size:12px;font-weight:600;color:var(--ax-ink);cursor:pointer;padding:6px 8px;min-height:32px;text-decoration:underline;text-underline-offset:3px;max-width:100%;overflow-wrap:anywhere}
.ax-row-psi{display:block;font-family:var(--ax-mono);font-size:11px;color:var(--ax-muted)}
.ax-lvl{display:inline-flex;align-items:center;gap:5px;font-family:var(--ax-head);font-size:11px;font-weight:600;padding:2px 7px;border-radius:2px;margin-top:3px}
.ax-lvl.is-in{color:var(--ax-ink);background:var(--ax-ref-tint)}
/* hatch confined to a 7px left swatch: the text itself sits on flat tint (contrast) */
.ax-lvl.is-notable{color:var(--ax-batch-text);background-color:var(--ax-batch-tint);background-image:var(--ax-hatch-notable);background-size:7px 100%;background-repeat:no-repeat;padding-left:13px}
.ax-lvl.is-strong{color:var(--ax-surface);background:var(--ax-alarm)}
.ax-lvl.is-fail{color:var(--ax-surface);background:var(--ax-alarm)}
.ax-lvl.is-scarce{color:var(--ax-muted);background-color:var(--ax-batch-tint);background-image:var(--ax-hatch-scarce);background-size:7px 100%;background-repeat:no-repeat;padding-left:13px}
.ax-lvl.is-none{color:var(--ax-muted);background:transparent;border:1px dashed var(--ax-rule)}
.ax-row-expand{border-top:1px solid var(--ax-rule);padding:12px 14px;background:var(--ax-surface);font-size:13px}
.ax-row-expand[hidden]{display:none}
.ax-expand-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.ax-expand-grid table{width:100%;border-collapse:collapse;font-family:var(--ax-mono);font-size:11px}
.ax-expand-grid th,.ax-expand-grid td{border-bottom:1px solid var(--ax-rule);padding:3px 6px;text-align:left}
.ax-expand-shift{margin:12px 0 0;font-size:14px;background:var(--ax-ref-tint);padding:8px 12px;border-radius:3px}
.ax-expand-checks{margin:10px 0 0;padding-left:18px;font-size:13px}
.ax-axis-state{color:var(--ax-muted);font-size:14px;margin:14px 0 0}
.ax-table-wrap{margin-top:16px}
.ax-table-wrap summary{cursor:pointer;font-family:var(--ax-head);font-weight:600;font-size:13px;color:var(--ax-ref)}
.ax-table-wrap table{width:100%;border-collapse:collapse;font-size:12px;margin-top:10px}
.ax-table-wrap th,.ax-table-wrap td{border:1px solid var(--ax-rule);padding:6px 9px;text-align:left;font-family:var(--ax-mono)}
.ax-table-wrap thead th{background:var(--ax-ref-tint)}

/* checks */
.ax-checks{background:var(--ax-surface);border:1px solid var(--ax-rule);border-radius:4px;padding:20px;margin-top:18px;position:relative;z-index:1}
.ax-checks-head h3{margin:0 0 12px;font-size:17px}
.ax-check-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:2px}
.ax-check{padding:12px 0;border-bottom:1px solid var(--ax-rule)}
.ax-check-sentence{margin:0;font-size:14px;line-height:1.9}
.ax-range,.ax-set{display:inline-flex;align-items:center;gap:4px;margin-right:12px;white-space:nowrap}
.ax-set{white-space:normal}
.ax-in{font-family:var(--ax-mono);font-size:13px;border:1px solid var(--ax-muted);border-radius:2px;padding:3px 6px;background:var(--ax-paper);color:var(--ax-ink)}
.ax-in-num{width:calc(5ch + 16px);text-align:right}
.ax-in-set{width:min(260px,60vw)}
.ax-in.is-invalid,.ax-in[aria-invalid=true]{border-color:var(--ax-alarm);background:var(--ax-alarm-tint)}
.ax-in.is-draft{border-color:var(--ax-batch);background:var(--ax-batch-tint)}
.ax-field-error{display:block;color:var(--ax-alarm);font-size:12px;margin-top:4px}
.ax-draft-flag{display:inline-block;font-family:var(--ax-head);font-size:10px;font-weight:600;color:var(--ax-batch-text);background-color:var(--ax-batch-tint);background-image:var(--ax-hatch-notable);background-size:7px 100%;background-repeat:no-repeat;padding:1px 6px 1px 13px;border-radius:2px;margin-left:6px;text-transform:uppercase;letter-spacing:.08em}
.ax-check-observed{margin:6px 0 0;font-size:13px;font-family:var(--ax-mono)}
.ax-check-observed.is-fail{color:var(--ax-alarm)}
.ax-check-observed.is-pass{color:var(--ax-ref)}
.ax-check-observed.is-skip{color:var(--ax-muted)}
.ax-check-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.ax-draft-banner{margin-top:14px;padding:12px 16px;background:var(--ax-batch-tint);border:1px solid var(--ax-batch);border-radius:3px;font-size:14px}
.ax-thresholds{margin-top:18px;border-top:1px solid var(--ax-rule);padding-top:16px}
.ax-thresholds legend{font-family:var(--ax-head);font-size:14px;font-weight:700;padding:0}
.ax-thresholds .ax-check-sentence{line-height:2}

/* run row, runs, export, status */
.ax-run-row{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:18px}
.ax-run-reason{margin:0;font-size:13px;color:var(--ax-alarm);flex:1;min-width:200px}
.ax-runs,.ax-export{background:var(--ax-surface);border:1px solid var(--ax-rule);border-radius:4px;padding:20px;margin-top:18px;position:relative;z-index:1}
.ax-runs h3,.ax-export h3{margin:0 0 12px;font-size:17px}
.ax-run-log{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}
.ax-run-log li{font-size:13px;border-left:3px solid var(--ax-rule);padding:6px 0 6px 12px}
.ax-run-log li .ax-run-title{font-family:var(--ax-head);font-weight:600}
.ax-run-log li .ax-run-diff{display:block;color:var(--ax-muted);font-size:12px;font-family:var(--ax-mono)}
.ax-runs-empty{color:var(--ax-muted);font-size:14px;margin:0}
.ax-export-bar{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px}
.ax-copy-grid{display:grid;gap:14px;grid-template-columns:1fr}
.ax-status{margin:16px 0 0;font-size:14px;color:var(--ax-ref);min-height:1.4em;font-family:var(--ax-head);font-weight:600}
.ax-is-stale .ax-rows,.ax-is-stale .ax-verdict{opacity:.45}
.ax-stale-banner{margin-top:12px;background:var(--ax-batch-tint);border:1px solid var(--ax-batch);border-radius:3px;padding:10px 14px;font-size:14px}
.ax-stale-banner[hidden]{display:none}

/* copy-block override to light look */
.ax-copy-block.code-block{background:var(--ax-paper);border:1px solid var(--ax-rule);color:var(--ax-ink);border-radius:4px}
.ax-copy-block .code-top{background:var(--ax-ref-tint);border-bottom:1px solid var(--ax-rule);color:var(--ax-ink);font-family:var(--ax-head);font-size:11px}
.ax-copy-block .code-top button{border:1px solid var(--ax-ink);background:var(--ax-surface);color:var(--ax-ink);font-family:var(--ax-head);font-weight:600;border-radius:2px;padding:5px 10px}
.ax-copy-block .code-top button:hover:not(:disabled){background:var(--ax-ref-tint)}
.ax-copy-block .code-top button:disabled{opacity:.45;cursor:not-allowed}
.ax-copy-block pre{color:var(--ax-ink);font:12px/1.7 var(--ax-mono);padding:16px 18px;white-space:pre;overflow:auto;max-height:24rem}

/* ---- responsive ---- */
@media(min-width:1101px){
  .ax-zones{grid-template-columns:280px minmax(0,1fr) 280px;grid-template-areas:"ref axis batch"}
}
@media(min-width:701px) and (max-width:1100px){
  .ax-zones{grid-template-columns:1fr 1fr;grid-template-areas:"ref batch" "axis axis"}
}
@media(max-width:960px){
  .ax-header-inner{display:flex;justify-content:space-between;align-items:center;min-height:60px}
  .ax-brand{position:static;transform:none}
  .nav-toggle{display:inline-flex}
  .ax-nav{display:none;position:absolute;top:100%;left:0;right:0;grid-template-columns:1fr;background:var(--ax-paper);border-bottom:1px solid var(--ax-rule);padding:14px 32px 18px;box-shadow:0 14px 24px rgba(22,32,31,.08);border-left:2px solid var(--ax-ink)}
  .ax-nav.is-open{display:grid;gap:2px}
  .ax-nav-side{grid-column:1!important;align-items:flex-start;text-align:left;flex-direction:column}
  .ax-nav-side a{padding:8px 0}
  .ax-nav-side-label{margin-top:8px}
  .ax-nav-tab{grid-column:1;justify-self:start;align-self:start;margin-top:10px;border-radius:3px}
}
@media(max-width:700px){
  main#main{background-image:linear-gradient(to right,transparent 13px,var(--ax-ink) 13px,var(--ax-ink) 15px,transparent 15px)}
  .ax-wrap{width:auto;margin-inline:0;padding-left:32px;padding-right:16px}
  .ax-on-axis,.ax-h1.ax-on-axis,.ax-h2.ax-on-axis{margin-left:0;margin-right:auto}
  .ax-hero-wrap,.ax-doc-lede,.ax-doc-note,.ax-doc-callout,.ax-page-lede,.ax-guides-lede,.ax-guide-summary,.ax-hero-card,.ax-card,.ax-product-card,.ax-page .ax-wrap>.ax-muted{text-align:left}
  .ax-product-card,.ax-page .ax-wrap>.ax-muted{margin-left:0}
  .ax-doc-sec{padding:16px 16px}
  .ax-hero-wrap{align-items:flex-start}
  .ax-hero-tags{display:none}
  .ax-hero-title{grid-template-columns:1fr;gap:8px}
  /* the two sentences start with «Эталон…» / «Партия…» and keep their colours: no extra labels */
  .ax-h-ref,.ax-h-batch{text-align:left;padding:0}
  .ax-hero-cta{justify-content:flex-start}
  /* figure: explicit tracks — bins stack in column 1, name and PSI in column 2 */
  .ax-fig-row{grid-template-columns:1fr auto}
  .ax-fig-side{grid-column:1}
  .ax-fig-name,.ax-fig-psi{grid-column:2}
  .ax-fig-name{grid-row:1}
  .ax-fig-psi{grid-row:2}
  .ax-fig-bin{width:clamp(6px,2.4vw,10px)}
  .ax-qrow-line{grid-template-columns:1fr;gap:6px}
  .ax-faq-q,.ax-faq-a{grid-column:1}
  .ax-q-ref,.ax-q-batch{text-align:left;padding:0}
  .ax-q-marker{width:max-content}
  .ax-legend-diagram{grid-template-columns:1fr}
  .ax-legend-ref{align-items:flex-start}
  .ax-legend-mid{flex-direction:row;justify-content:flex-start}
  .ax-legend-axisline{width:44px;height:2px}
  .ax-bolt,.ax-gloss-row,.ax-faq-row{grid-template-columns:1fr}
  .ax-bolt-left .ax-bolt-card,.ax-bolt-right .ax-bolt-card{grid-column:1;justify-self:start;margin:0 0 0 8px;max-width:none}
  .ax-bolt-tick,.ax-bolt-num{display:none}
  .ax-gloss-row dt,.ax-faq-q{text-align:left;padding:0;color:var(--ax-ref)}
  .ax-gloss-row dd,.ax-faq-a{padding:0}
  .ax-doc-links,.ax-policy-layout{grid-template-columns:1fr}
  .ax-expand-grid{grid-template-columns:1fr}
  .ax-fig-side.ref,.ax-fig-bins.ref{flex-direction:row}
  .ax-fig-side.ref{align-items:flex-start}
  /* back-to-back mini histograms on shared baseline */
  .ax-row-line{grid-template-columns:1fr;gap:4px}
  .ax-row-ref{flex-direction:column;align-items:stretch}
  .ax-row-batch{flex-direction:column;align-items:stretch}
  /* flex:1 (basis 0) would collapse the bins to 0px in a column container */
  .ax-bins,.ax-bins.ref{flex:0 0 26px;flex-direction:row;height:26px}
  .ax-row-batch .ax-row-miniprofile{order:-1}
  .ax-row-center{text-align:left}
  .ax-row-name{overflow-wrap:anywhere}
  /* a range with two «черновик» flags is ~310px: let each range take its own line and wrap inside */
  .ax-range{display:flex;flex-wrap:wrap;white-space:normal;row-gap:6px;margin:4px 0 0}
}
@media(max-width:420px){
  .ax-wrap{padding-left:26px}
  .ax-footer-cols{grid-template-columns:1fr;gap:22px}
  .ax-footer-ref{text-align:left;align-items:flex-start}
  .ax-in-set{width:100%}
  .ax-range,.ax-set{margin-right:8px}
  .ax-btn{font-size:13px;padding:10px 14px}
}
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{transition-duration:0ms!important;animation-duration:0ms!important;scroll-behavior:auto!important}
}
/* doc steps: grid content column keeps min-width:0 so a wide code block scrolls instead of widening the page */
.ax-doc-steps li>*{min-width:0}
.ax-copy-block{max-width:100%}
.ax-copy-block pre{max-width:100%}