/* =============================================================================
   VYROX Wiki — stylesheet
   Tokens follow vyrox.com (accent #0071e3, ink #0f2740, Inter). Everything is
   in normal flow: no sticky or fixed chrome, so nothing ever covers content.
   ============================================================================= */
:root {
  --wk-accent: #0071e3;
  --wk-accent-deep: #0a58b0;
  --wk-accent-soft: rgba(0, 113, 227, 0.10);
  --wk-ink: #0f2740;
  --wk-ink-2: #3d4f63;
  --wk-ink-3: #6b7a8b;
  --wk-line: #e3e8ee;
  --wk-bg: #ffffff;
  --wk-bg-2: #f6f8fa;
  --wk-radius: 12px;
  --wk-max: 1200px;
  --wk-font: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --wk-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0; background: var(--wk-bg); color: var(--wk-ink);
  font: 16px/1.65 var(--wk-font); font-feature-settings: "ss01", "cv11";
  -webkit-font-smoothing: antialiased;
}
a { color: var(--wk-accent-deep); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
img { max-width: 100%; height: auto; }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--wk-ink); color: #fff; padding: 8px 12px; border-radius: 8px; }
.skip:focus { left: 8px; z-index: 10; }

.wk-wrap { max-width: var(--wk-max); margin: 0 auto; padding: 0 20px; }

/* header (normal flow) */
.wk-head { border-bottom: 1px solid var(--wk-line); background: var(--wk-bg); }
.wk-headbar { display: flex; align-items: center; gap: 18px; min-height: 68px; flex-wrap: wrap; padding-top: 10px; padding-bottom: 10px; }
.wk-brand { display: inline-flex; align-items: center; gap: 8px; font-weight: 700; letter-spacing: 0.02em; color: var(--wk-ink); font-size: 18px; }
.wk-brand-mark { width: 12px; height: 12px; border-radius: 50%; background: var(--wk-accent); box-shadow: 0 0 0 4px var(--wk-accent-soft); }
.wk-wikiname { font-weight: 600; color: var(--wk-ink-2); padding-left: 14px; border-left: 1px solid var(--wk-line); }
.wk-search { display: flex; flex: 1 1 260px; max-width: 520px; margin-left: auto; }
.wk-search input { flex: 1; min-width: 0; border: 1px solid var(--wk-line); border-right: 0; border-radius: 10px 0 0 10px; padding: 9px 12px; font: inherit; font-size: 15px; background: var(--wk-bg-2); color: var(--wk-ink); }
.wk-search input:focus { outline: 2px solid var(--wk-accent); outline-offset: -1px; background: #fff; }
.wk-search button { border: 1px solid var(--wk-accent); background: var(--wk-accent); color: #fff; font: inherit; font-weight: 600; font-size: 14px; padding: 0 16px; border-radius: 0 10px 10px 0; cursor: pointer; }
.wk-search button:hover { background: var(--wk-accent-deep); }
.wk-site { color: var(--wk-ink-3); font-size: 14px; }

/* layout: sidebar + article */
.wk-layout { display: grid; grid-template-columns: 280px minmax(0, 1fr); gap: 48px; align-items: start; padding-top: 32px; padding-bottom: 96px; }
.wk-main { padding-top: 32px; padding-bottom: 96px; }
.wk-layout .wk-main { padding-top: 0; }
.wk-narrow { max-width: 760px; }
@media (max-width: 900px) {
  .wk-layout { grid-template-columns: 1fr; gap: 32px; }
  .wk-side { order: 2; }
}

/* sidebar navigation */
.wk-side { border-right: 1px solid var(--wk-line); padding-right: 20px; }
@media (max-width: 900px) { .wk-side { border-right: 0; padding-right: 0; border-top: 1px solid var(--wk-line); padding-top: 24px; } }
.wk-secnav { margin: 0 0 6px; }
.wk-secnav summary { cursor: pointer; font-weight: 600; font-size: 14px; color: var(--wk-ink); padding: 8px 6px; border-radius: 8px; list-style: none; display: flex; align-items: center; gap: 8px; }
.wk-secnav summary::-webkit-details-marker { display: none; }
.wk-secnav summary::before { content: ""; width: 7px; height: 7px; border-right: 2px solid var(--wk-ink-3); border-bottom: 2px solid var(--wk-ink-3); transform: rotate(-45deg); transition: transform 180ms cubic-bezier(.2,.8,.2,1); flex: 0 0 auto; }
.wk-secnav[open] summary::before { transform: rotate(45deg); }
.wk-secnav summary:hover { background: var(--wk-bg-2); }
.wk-secnav ol { list-style: none; margin: 2px 0 10px; padding: 0 0 0 10px; border-left: 2px solid var(--wk-line); }
.wk-secnav li a { display: block; padding: 6px 10px; font-size: 14px; color: var(--wk-ink-2); border-radius: 6px; margin: 1px 0; }
.wk-secnav li a:hover { background: var(--wk-bg-2); text-decoration: none; color: var(--wk-ink); }
.wk-secnav li a[aria-current="page"] { background: var(--wk-accent-soft); color: var(--wk-accent-deep); font-weight: 600; }

/* typography */
h1 { font-size: clamp(30px, 4vw, 42px); line-height: 1.12; letter-spacing: -0.02em; margin: 0 0 14px; font-weight: 700; }
h2 { font-size: 24px; line-height: 1.25; letter-spacing: -0.012em; margin: 44px 0 12px; font-weight: 700; }
h3 { font-size: 19px; line-height: 1.3; margin: 32px 0 10px; font-weight: 600; }
h4 { font-size: 16px; margin: 24px 0 8px; font-weight: 600; }
p { margin: 0 0 16px; }
.wk-lead { font-size: 18px; color: var(--wk-ink-2); max-width: 64ch; }
.wk-eyebrow { font-size: 12px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--wk-accent-deep); font-weight: 600; margin: 0 0 10px; }
.wk-meta { color: var(--wk-ink-3); font-size: 14px; margin: 0 0 12px; }
.wk-btn { display: inline-block; background: var(--wk-accent); color: #fff; font-weight: 600; padding: 10px 18px; border-radius: 10px; margin: 6px 8px 6px 0; }
.wk-btn:hover { background: var(--wk-accent-deep); text-decoration: none; }
.wk-btn-ghost { background: transparent; color: var(--wk-accent-deep); border: 1px solid var(--wk-line); }
.wk-btn-ghost:hover { background: var(--wk-bg-2); }

/* home */
.wk-hero { padding: 8px 0 8px; border-bottom: 1px solid var(--wk-line); margin-bottom: 8px; }
.wk-about { max-width: 76ch; margin: 24px 0 8px; }
.wk-about h2 { margin-top: 20px; }
.wk-about p { color: var(--wk-ink-2); }
.wk-section { margin-top: 44px; }
.wk-sechead h2 { margin: 0 0 4px; }
.wk-cards { list-style: none; margin: 16px 0 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; }
.wk-card { display: flex; flex-direction: column; height: 100%; padding: 18px 18px 16px; border: 1px solid var(--wk-line); border-radius: var(--wk-radius); background: var(--wk-bg); color: inherit; transition: border-color 160ms ease, transform 220ms cubic-bezier(.2,.8,.2,1), box-shadow 220ms ease; }
.wk-card:hover { text-decoration: none; border-color: var(--wk-accent); transform: translateY(-2px); box-shadow: 0 10px 30px -18px rgba(15, 39, 64, 0.35); }
@media (prefers-reduced-motion: reduce) { .wk-card, .wk-secnav summary::before { transition: none; } .wk-card:hover { transform: none; } }
.wk-card h3 { margin: 0 0 6px; font-size: 16px; }
.wk-card p { margin: 0 0 12px; font-size: 14px; color: var(--wk-ink-2); }
.wk-card-meta { margin-top: auto; font-size: 12px; color: var(--wk-ink-3); }

/* article */
.wk-crumbs { font-size: 13px; color: var(--wk-ink-3); margin-bottom: 18px; display: flex; flex-wrap: wrap; gap: 6px; }
.wk-arthead { padding-bottom: 20px; border-bottom: 1px solid var(--wk-line); margin-bottom: 24px; }
.wk-toc { background: var(--wk-bg-2); border: 1px solid var(--wk-line); border-radius: var(--wk-radius); padding: 16px 20px; margin: 0 0 32px; }
.wk-toc-title { font-size: 12px; text-transform: uppercase; letter-spacing: 0.08em; font-weight: 600; color: var(--wk-ink-3); margin: 0 0 8px; }
.wk-toc ol { list-style: none; margin: 0; padding: 0; }
.wk-toc li { font-size: 14px; margin: 4px 0; line-height: 1.45; }
.wk-toc li a { display: block; }
.wk-toc-l3 { padding-left: 22px; }
.wk-body { max-width: 78ch; }
.wk-body p, .wk-body li { color: var(--wk-ink-2); }
.wk-body strong { color: var(--wk-ink); }
.wk-body ul, .wk-body ol { padding-left: 24px; margin: 0 0 16px; }
.wk-body li { margin: 4px 0; }
.wk-body li > ul, .wk-body li > ol { margin: 4px 0 4px; }
.wk-body h2 { padding-top: 8px; }
.wk-body code { font-family: var(--wk-mono); font-size: 0.92em; background: var(--wk-bg-2); border: 1px solid var(--wk-line); border-radius: 6px; padding: 1px 6px; }
.wk-body pre { background: var(--wk-ink); color: #eef3f8; padding: 16px 18px; border-radius: var(--wk-radius); overflow-x: auto; overflow-y: hidden; font-size: 14px; }
.wk-body pre code { background: none; border: 0; padding: 0; color: inherit; }
.wk-body hr { border: 0; border-top: 1px solid var(--wk-line); margin: 32px 0; }
.wk-fig { margin: 18px 0 26px; }
.wk-fig img { display: block; width: 100%; height: auto; border: 1px solid var(--wk-line); border-radius: 10px; background: var(--wk-bg-2); }
.wk-fig figcaption { font-size: 13px; color: var(--wk-ink-3); margin-top: 8px; }
.wk-doc { display: inline-block; padding: 8px 14px; border: 1px solid var(--wk-line); border-radius: 10px; margin: 6px 0 16px; font-weight: 600; }
.wk-doc::before { content: "PDF "; color: var(--wk-ink-3); font-weight: 500; }
.wk-tablewrap { overflow-x: auto; overflow-y: hidden; margin: 0 0 20px; border: 1px solid var(--wk-line); border-radius: 10px; }
.wk-body table { border-collapse: collapse; width: 100%; font-size: 14.5px; }
.wk-body th, .wk-body td { text-align: left; padding: 10px 14px; border-bottom: 1px solid var(--wk-line); vertical-align: top; }
.wk-body th { background: var(--wk-bg-2); font-weight: 600; color: var(--wk-ink); }
.wk-body tr:last-child td { border-bottom: 0; }

.wk-pager { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--wk-line); }
.wk-pager a { display: block; padding: 14px 16px; border: 1px solid var(--wk-line); border-radius: var(--wk-radius); color: var(--wk-ink); font-weight: 600; }
.wk-pager a:hover { border-color: var(--wk-accent); text-decoration: none; }
.wk-pager a span { display: block; font-size: 12px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--wk-ink-3); font-weight: 500; margin-bottom: 4px; }
.wk-pager-next { text-align: right; }
@media (max-width: 600px) { .wk-pager { grid-template-columns: 1fr; } .wk-pager-next { text-align: left; } }

/* search page */
.wk-search-page { max-width: none; margin: 8px 0 28px; }
.wk-search-page input { font-size: 17px; padding: 12px 14px; }
.wk-result { padding: 14px 0; border-bottom: 1px solid var(--wk-line); }
.wk-result h3 { margin: 0 0 4px; font-size: 17px; }
.wk-result p { margin: 0; font-size: 14.5px; color: var(--wk-ink-2); }
.wk-result mark { background: #fff3bf; padding: 0 2px; border-radius: 3px; }
.wk-result-sec { font-size: 12px; color: var(--wk-ink-3); text-transform: uppercase; letter-spacing: 0.06em; }

/* footer */
.wk-foot { border-top: 1px solid var(--wk-line); background: var(--wk-bg-2); padding: 36px 0 56px; margin-top: 24px; color: var(--wk-ink-2); font-size: 14px; }
.wk-foot p { margin: 0 0 10px; }
.wk-foot-links { display: flex; flex-wrap: wrap; gap: 6px 18px; }
.wk-foot-note { color: var(--wk-ink-3); font-size: 13px; }

/* action bar under the article header */
.wk-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.wk-action { display: inline-flex; align-items: center; gap: 7px; padding: 7px 12px; border: 1px solid var(--wk-line); border-radius: 9px; font-size: 13.5px; font-weight: 600; color: var(--wk-ink-2); background: var(--wk-bg); }
.wk-action:hover { border-color: var(--wk-accent); color: var(--wk-accent-deep); text-decoration: none; }
.wk-action-meta { font-weight: 500; color: var(--wk-ink-3); }
.wk-ico { width: 18px; height: 18px; fill: currentColor; flex: 0 0 auto; }

/* =============================================================================
   Document view: real A4 sheets on screen, printed one-to-one.
   Sheet 210 x 297 mm; margins 20 mm top/bottom, 18 mm sides; running header and
   "Page n of N" footer inside the margin area, like a printed manual.
   ============================================================================= */
.wk-docmode { background: #e9ecf1; }
.wk-doctool { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; max-width: 210mm; margin: 0 auto; padding: 14px 4px 10px; font-size: 14px; color: var(--wk-ink-2); }
.wk-doctool-title { font-weight: 600; color: var(--wk-ink); }
.wk-doctool-spacer { flex: 1; }
.wk-doctool .wk-btn { display: inline-flex; align-items: center; gap: 6px; margin: 0; padding: 8px 14px; font-size: 14px; cursor: pointer; font-family: inherit; }
.wk-pdfmode .wk-doctool { display: none; }
.wk-docpages { display: flex; flex-direction: column; align-items: center; gap: 18px; padding: 6px 4px 72px; }
.wk-sheet { position: relative; width: 210mm; height: 297mm; background: #fff; box-shadow: 0 1px 2px rgba(15,39,64,.08), 0 14px 40px -18px rgba(15,39,64,.35); box-sizing: border-box; padding: 20mm 18mm 20mm 18mm; overflow: hidden; color: var(--wk-ink); page-break-after: always; break-after: page; }
.wk-sheet-single { height: auto; min-height: 297mm; }
.wk-sheet-head, .wk-sheet-foot { position: absolute; left: 18mm; right: 18mm; display: flex; justify-content: space-between; font-size: 9pt; color: #6b7a8b; letter-spacing: .01em; }
.wk-sheet-head { top: 9mm; border-bottom: 0.3pt solid #c9d1db; padding-bottom: 2mm; }
.wk-sheet-foot { bottom: 9mm; border-top: 0.3pt solid #c9d1db; padding-top: 2mm; }
.wk-sheet-body { height: 257mm; overflow: hidden; font-size: 10.5pt; line-height: 1.5; }
.wk-sheet-body > :first-child { margin-top: 0; }
.wk-sheet-body h1 { font-size: 22pt; line-height: 1.15; margin: 0 0 4mm; letter-spacing: -0.01em; }
.wk-sheet-body h2 { font-size: 15pt; margin: 7mm 0 3mm; padding: 0; break-after: avoid; }
.wk-sheet-body h3 { font-size: 12pt; margin: 5mm 0 2mm; break-after: avoid; }
.wk-sheet-body h4 { font-size: 10.5pt; margin: 4mm 0 1.5mm; }
.wk-sheet-body p { margin: 0 0 3mm; color: var(--wk-ink-2); }
.wk-sheet-body ul, .wk-sheet-body ol { margin: 0 0 3mm; padding-left: 6mm; color: var(--wk-ink-2); }
.wk-sheet-body li { margin: 1mm 0; }
.wk-sheet-body .wk-fig, .wk-sheet-body figure { margin: 2mm 0 4mm; }
.wk-sheet-body figure img, .wk-sheet-body img { display: block; width: 100%; height: auto; max-height: 120mm; object-fit: contain; object-position: left top; margin: 0; border: 0; border-radius: 0; background: transparent; }
.wk-sheet-body .wk-fig { break-inside: avoid; }
.wk-sheet-body figcaption { font-size: 8.5pt; color: #6b7a8b; margin-top: 1.5mm; text-align: center; }
.wk-sheet-body .wiki-tablewrap { overflow: visible; border: 0; margin: 0 0 4mm; }
.wk-sheet-body table { width: 100%; border-collapse: collapse; font-size: 9.5pt; }
.wk-sheet-body th, .wk-sheet-body td { border: 0.3pt solid #c9d1db; padding: 1.5mm 2.5mm; vertical-align: top; text-align: left; }
.wk-sheet-body th { background: #f3f5f8; }
.wk-sheet-body pre { font-size: 8.5pt; background: #f3f5f8; color: var(--wk-ink); border: 0.3pt solid #d5dbe3; padding: 3mm; border-radius: 2mm; white-space: pre-wrap; word-break: break-word; }
.wk-sheet-body a { color: var(--wk-accent-deep); text-decoration: none; }
.wk-doc-titleblock { padding-bottom: 5mm; margin-bottom: 6mm; border-bottom: 0.5pt solid #c9d1db; }
.wk-doc-eyebrow { font-size: 8.5pt; text-transform: uppercase; letter-spacing: .08em; color: var(--wk-accent-deep); font-weight: 600; margin: 0 0 2.5mm; }
.wk-doc-meta { font-size: 9pt; color: #6b7a8b; margin: 0; }
.wk-doc-toc { margin: 0 0 6mm; padding: 4mm 5mm; background: #f6f8fa; border: 0.3pt solid #d5dbe3; border-radius: 2mm; }
.wk-doc-toc p { font-size: 8.5pt; text-transform: uppercase; letter-spacing: .08em; font-weight: 600; color: #6b7a8b; margin: 0 0 2mm; }
.wk-doc-toc ol { list-style: none; margin: 0; padding: 0; }
.wk-doc-toc li { display: flex; gap: 2mm; font-size: 9.5pt; margin: 1mm 0; }
.wk-doc-toc li span:first-child { flex: 1; }
.wk-doc-toc li.l3 { padding-left: 6mm; }
.wk-doc-continued { font-size: 8.5pt; color: #6b7a8b; font-style: italic; margin: 0 0 2mm; }
@media (max-width: 860px) {
  .wk-docpages { transform-origin: top center; }
  .wk-docpages[data-scale] { zoom: var(--wk-doc-zoom, 1); }
}
@media print {
  @page { size: A4; margin: 0; }
  html, body { background: #fff !important; margin: 0; }
  .wk-doctool, .skip { display: none !important; }
  .wk-docpages { display: block; padding: 0; gap: 0; zoom: 1 !important; }
  .wk-sheet { box-shadow: none; margin: 0; page-break-after: always; break-after: page; }
  .wk-sheet:last-child { page-break-after: auto; break-after: auto; }
  /* printing an ordinary guide page (not the document view) */
  body:not(.wk-docmode) .wk-head, body:not(.wk-docmode) .wk-side, body:not(.wk-docmode) .wk-toc,
  body:not(.wk-docmode) .wk-pager, body:not(.wk-docmode) .wk-foot, body:not(.wk-docmode) .wk-actions,
  body:not(.wk-docmode) .wk-crumbs { display: none !important; }
  body:not(.wk-docmode) .wk-layout { display: block; padding: 0; }
  body:not(.wk-docmode) .wk-main { padding: 0; }
  body:not(.wk-docmode) .wk-body { max-width: none; }
  body:not(.wk-docmode) figure img { max-height: 120mm; width: auto; }
}