/* ============================================================
   Центр документации — оформление статей как в OtterWiki
   (тема SKIF.PRO поверх OtterWiki: /opt/otterwiki/custom/custom.css)
   на токенах дизайн-системы сайта SKIF.PRO (ds/skif-tokens.css,
   копия из CORE skills/frontend/skif-design-system/site).

   Свои классы — с префиксом .wk-, чтобы не пересечься с .skif-.
   Светлая тема — только токены системы. Тёмной темы в системе нет:
   её значения взяты из тёмной палитры OtterWiki и лендинга, чтобы
   статьи и главная выглядели одинаково.
   ============================================================ */

:root {
  --wk-header-h: 50px;
  --wk-sidebar-w: 400px;
  --wk-toc-w: 260px;

  --wk-bg: var(--skif-tint);
  --wk-surface: var(--skif-surface);
  --wk-surface-hover: var(--skif-blue-050);
  --wk-sidebar-bg: var(--skif-surface);
  --wk-border: var(--skif-line);
  --wk-text: var(--skif-ink);
  --wk-text-2: var(--skif-text);
  --wk-muted: var(--skif-muted);
  --wk-accent: var(--skif-blue);
  --wk-accent-hover: var(--skif-crimson);
  --wk-accent-soft: color-mix(in srgb, var(--skif-blue) 8%, transparent);
  --wk-tree-text: color-mix(in srgb, var(--skif-ink) 80%, transparent);
  --wk-tree-hover: color-mix(in srgb, var(--skif-ink) 4%, transparent);
  --wk-tree-active-bg: color-mix(in srgb, var(--skif-blue) 14%, transparent);
  --wk-tree-active-text: var(--skif-ink);
  --wk-header-bg: color-mix(in srgb, var(--skif-tint) 92%, transparent);
  --wk-code-bg: var(--skif-canvas);
  --wk-code-text: var(--skif-ink);
  --wk-mark: color-mix(in srgb, var(--skif-blue) 15%, transparent);
  --wk-shadow: var(--skif-sh-1);
  --wk-shadow-md: 0 2px 8px rgba(16, 24, 40, .06);
  --wk-focus: var(--skif-focus);
  --wk-mono: SFMono-Regular, Menlo, Monaco, Consolas, 'Liberation Mono', monospace;
  /* JetBrains Mono с Google Fonts не подключаем (сайт без внешних адресов) —
     моноширинный шрифт системы, как у OtterWiki */
  --skif-font-mono: var(--wk-mono);
  color-scheme: light;
}

/* Тёмная тема: палитра OtterWiki (custom.css, body.dark-mode) и лендинга. */
:root[data-theme='dark'] {
  --wk-bg: #090c14;
  --wk-surface: #141927;
  --wk-surface-hover: #191f33;
  --wk-sidebar-bg: #0c0f1a;
  --wk-border: #1e2640;
  --wk-text: #e4e8f1;
  --wk-text-2: #7c849a;
  --wk-muted: #4a5068;
  --wk-accent: #388eff;
  --wk-accent-hover: #5ea4ff;
  --wk-accent-soft: rgba(56, 142, 255, .1);
  --wk-tree-text: rgba(228, 232, 241, .8);
  --wk-tree-hover: rgba(255, 255, 255, .05);
  --wk-tree-active-bg: rgba(56, 142, 255, .22);
  --wk-tree-active-text: #ffffff;
  --wk-header-bg: rgba(9, 12, 20, .92);
  --wk-code-bg: #161b22;
  --wk-code-text: #c9d1d9;
  --wk-mark: rgba(56, 142, 255, .2);
  --wk-shadow: 0 1px 2px rgba(0, 0, 0, .3);
  --wk-shadow-md: 0 2px 8px rgba(0, 0, 0, .4);
  --wk-focus: 0 0 0 3px rgba(56, 142, 255, .15);
  /* компоненты системы (кнопки, заголовки) на тёмном фоне */
  --skif-ink: #e4e8f1;
  --skif-text: #7c849a;
  --skif-muted: #4a5068;
  --skif-surface: #141927;
  --skif-tint: #090c14;
  --skif-line: #1e2640;
  --skif-line-2: #1e2640;
  color-scheme: dark;
}

html { scroll-padding-top: calc(var(--wk-header-h) + 16px); }
@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }
body.wk {
  margin: 0; min-height: 100vh; display: flex; flex-direction: column;
  background: var(--wk-bg); color: var(--wk-text);
  -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale;
  transition: background-color .3s ease, color .3s ease;
}
.wk :where(a:not(.skif-btn)) { color: var(--wk-accent); text-decoration: none; }
.wk :where(a:not(.skif-btn):hover) { color: var(--wk-accent-hover); }

.wk-skip { position: absolute; left: -999px; top: 8px; z-index: 100; padding: 8px 14px; border-radius: var(--skif-r-sm); background: var(--wk-surface); }
.wk-skip:focus { left: 8px; }

/* ---------- Шапка (как navbar OtterWiki) ---------- */

.wk-header {
  position: sticky; top: 0; z-index: 30;
  height: var(--wk-header-h);
  display: flex; align-items: center; gap: 10px;
  padding-inline: 10px;
  background: var(--wk-header-bg);
  -webkit-backdrop-filter: blur(16px); backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--wk-border);
}
.wk-brand { display: flex; align-items: center; gap: 10px; margin-left: 20px; text-decoration: none; flex: none; min-width: 0; }
.wk-logo { display: block; width: 137px; height: auto; }
.wk-logo--dark { display: none; }
:root[data-theme='dark'] .wk-logo--light { display: none; }
:root[data-theme='dark'] .wk-logo--dark { display: block; }
.wk .wk-brand__name { font-size: 20px; line-height: 30px; font-weight: 600; color: var(--wk-text); white-space: nowrap; }

.wk-icon-btn {
  flex: none; width: 46px; height: 32px;
  display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid var(--wk-border); border-radius: var(--skif-r-sm);
  background: var(--wk-surface); color: var(--wk-text-2); cursor: pointer;
  transition: border-color var(--skif-e), color var(--skif-e), background var(--skif-e);
}
.wk-icon-btn:hover { color: var(--wk-accent); background: var(--wk-accent-soft); }
.wk-icon-btn:focus-visible { outline: none; box-shadow: var(--wk-focus); }

/* Переключатель темы — круглая кнопка в правом нижнем углу; золотая, как на главной (значения из landing/index.html) */
.wk-theme {
  --wk-gold: #c99000; --wk-gold-bright: #a97800;
  --wk-gold-soft: rgba(245, 179, 1, .14); --wk-gold-soft-hover: rgba(245, 179, 1, .24);
  --wk-gold-border: rgba(201, 144, 0, .38); --wk-gold-glow: 0 0 10px rgba(245, 179, 1, .30);
  position: fixed; right: 24px; bottom: 24px; z-index: 50;
  width: 44px; height: 44px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--wk-gold-border); background: var(--wk-gold-soft); color: var(--wk-gold);
  box-shadow: var(--wk-shadow-md); cursor: pointer;
  transition: color var(--skif-e), border-color var(--skif-e), background var(--skif-e), box-shadow var(--skif-e);
}
:root[data-theme='dark'] .wk-theme {
  --wk-gold: #ffc93c; --wk-gold-bright: #ffd964;
  --wk-gold-soft: rgba(255, 201, 60, .12); --wk-gold-soft-hover: rgba(255, 201, 60, .20);
  --wk-gold-border: rgba(255, 201, 60, .34); --wk-gold-glow: 0 0 14px rgba(255, 201, 60, .30);
}
.wk-theme:hover { color: var(--wk-gold-bright); background: var(--wk-gold-soft-hover); border-color: var(--wk-gold); box-shadow: var(--wk-gold-glow); }
.wk-theme:focus-visible { outline: none; box-shadow: var(--wk-focus); }
.wk-ico-sun { display: none; }
:root[data-theme='dark'] .wk-ico-sun { display: block; }
:root[data-theme='dark'] .wk-ico-moon { display: none; }

/* ---------- Поиск ---------- */

.wk-search { position: relative; flex: 0 1 260px; margin-left: auto; }
.wk-search__icon { position: absolute; left: 10px; top: 50%; transform: translateY(-50%); color: var(--wk-muted); pointer-events: none; }
.wk-search__input {
  width: 100%; height: 32px; padding: 0 34px 0 32px; box-sizing: border-box;
  font: inherit; font-size: 15px; color: var(--wk-text);
  background: var(--wk-surface); border: 1px solid var(--wk-border); border-radius: var(--skif-r-sm);
  outline: none; transition: border-color var(--skif-e), box-shadow var(--skif-e);
}
.wk-search__input::placeholder { color: var(--wk-muted); }
.wk-search__input:focus { border-color: var(--wk-accent); box-shadow: var(--wk-focus); }
.wk-search__input::-webkit-search-cancel-button { display: none; }
.wk-search__kbd {
  position: absolute; right: 7px; top: 50%; transform: translateY(-50%);
  font-family: var(--wk-mono); font-size: 11px; line-height: 16px; color: var(--wk-muted);
  border: 1px solid var(--wk-border); border-radius: 4px; padding: 0 5px;
}
.wk-search__input:focus ~ .wk-search__kbd { display: none; }
.wk-search__results {
  position: absolute; right: 0; top: calc(100% + 6px); z-index: 40;
  width: min(480px, calc(100vw - 20px)); max-height: min(70vh, 520px); overflow: auto; box-sizing: border-box;
  background: var(--wk-surface); border: 1px solid var(--wk-border); border-radius: var(--skif-r);
  box-shadow: var(--skif-sh-modal); padding: 6px; text-align: left;
}
.wk-search__results[hidden] { display: none; }
a.wk-hit {
  display: block; padding: 10px 12px; border-radius: var(--skif-r-sm);
  text-decoration: none; color: var(--wk-text);
}
a.wk-hit:hover, a.wk-hit.is-active { background: var(--wk-accent-soft); color: var(--wk-text); }
.wk-hit__path { display: block; font-size: 12px; color: var(--wk-muted); margin-bottom: 2px; }
.wk-hit__title { display: block; font-size: 15px; font-weight: 600; }
.wk-hit__text { display: block; margin-top: 3px; font-size: 13px; line-height: 1.45; color: var(--wk-text-2); }
.wk-hit mark { background: var(--wk-mark); color: inherit; border-radius: 3px; padding: 0 1px; }
.wk-hit--empty { padding: 14px 12px; font-size: 14px; color: var(--wk-muted); }

.wk-search--hero { flex: none; margin: 0; width: 100%; max-width: 560px; }
.wk-search--hero .wk-search__input { height: 44px; font-size: 15px; padding-left: 40px; border-radius: var(--skif-r-sm); }
.wk-search--hero .wk-search__icon { left: 14px; }
.wk-search--hero .wk-search__results { left: 0; right: 0; width: auto; }

/* ---------- Раскладка ---------- */

.wk-layout {
  flex: 1; width: 100%;
  display: grid; grid-template-columns: var(--wk-sidebar-w) minmax(0, 1fr) var(--wk-toc-w);
}
.wk-layout--no-toc { grid-template-columns: var(--wk-sidebar-w) minmax(0, 1fr); }
.wk-layout.is-collapsed { grid-template-columns: minmax(0, 1fr) var(--wk-toc-w); }
.wk-layout--no-toc.is-collapsed { grid-template-columns: minmax(0, 1fr); }
.wk-layout.is-collapsed > .wk-sidebar { display: none; }

/* ---------- Боковая панель: дерево статей ---------- */

.wk-sidebar {
  position: sticky; top: var(--wk-header-h); align-self: start;
  height: calc(100vh - var(--wk-header-h)); overflow-y: auto; box-sizing: border-box;
  background: var(--wk-sidebar-bg); border-right: 1px solid var(--wk-border);
  transition: background-color .3s ease;
}
.wk-sidebar__inner { padding: 8px 8px 40px; }

.wk-tree, .wk-tree ul { list-style: none; margin: 0; padding: 0; }
.wk-tree .wk-tree { padding-left: 14px; }
.wk-tree li { margin: 0; }
.wk-tree summary { list-style: none; position: relative; cursor: pointer; }
.wk-tree summary::-webkit-details-marker { display: none; }
.wk .wk-tree a {
  display: block; padding: 12px 24px 12px 16px;
  border-left: 3px solid transparent;
  font-size: 14px; line-height: 1.83; font-weight: 400;
  color: var(--wk-tree-text); text-decoration: none;
  overflow-wrap: break-word; -webkit-user-select: none; user-select: none;
  -webkit-tap-highlight-color: transparent;
  transition: background-color .12s ease, color .12s ease;
}
.wk .wk-tree a:hover { background: var(--wk-tree-hover); color: var(--wk-text); }
.wk .wk-tree a[aria-current='page'] {
  background: var(--wk-tree-active-bg); color: var(--wk-tree-active-text);
  font-weight: 500; border-left-color: var(--wk-accent); border-radius: 9px;
}
/* стрелка раскрытия справа, поворачивается при открытии */
.wk-tree__chev {
  position: absolute; right: 0; top: 0; bottom: 0; width: 28px;
  display: flex; align-items: center; justify-content: center; color: var(--wk-tree-text);
}
.wk-tree__chev::before {
  content: ''; width: 6px; height: 6px;
  border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor;
  transform: translateY(-30%) rotate(-45deg); opacity: .55; transition: transform .15s ease;
}
.wk-tree details[open] > summary .wk-tree__chev::before { transform: translateY(-50%) rotate(45deg); }

/* ---------- Статья ---------- */

.wk-main { min-width: 0; padding: 30px 30px 64px; box-sizing: border-box; }
.wk-article { max-width: 100%; }

.wk-crumbs {
  display: flex; flex-wrap: wrap; align-items: center; column-gap: 0; row-gap: 0;
  margin-bottom: 14px; font-size: 14px; line-height: 21px; color: var(--wk-muted);
}
.wk .wk-crumbs a { color: var(--wk-muted); text-decoration: none; }
.wk .wk-crumbs a:hover { color: var(--wk-accent); }
.wk-crumbs__home { display: inline-flex; align-items: center; }
.wk-crumbs__sep { padding: 0 16px; color: var(--wk-text); }
.wk-crumbs__current { color: var(--wk-muted); }

.wk-title {
  position: relative; margin: 15px 0 10px;
  font-size: 36px; line-height: 1.3; font-weight: 400; letter-spacing: normal; color: var(--wk-text);
}

.wk-prose { font-size: 16px; line-height: 24px; color: var(--wk-text-2); overflow-wrap: break-word; }
.wk-prose > :first-child { margin-top: 16px; }
.wk-prose h2, .wk-prose h3, .wk-prose h4, .wk-prose h5, .wk-prose h6 {
  position: relative; margin: 15px 0 10px; font-weight: 400; color: var(--wk-text);
}
.wk-prose h2 { font-size: 32px; line-height: 1.35; }
.wk-prose h3 { font-size: 28px; line-height: 1.4; }
.wk-prose h4 { font-size: 24px; line-height: 1.4; }
.wk-prose h5 { font-size: 20px; line-height: 1.4; }
.wk-prose h6 { font-size: 16px; line-height: 1.4; font-weight: 600; }
.wk-prose p { margin: 16px 0; }
.wk-prose ul, .wk-prose ol { margin: 0 0 14px; padding-left: 10px; }
.wk-prose li { margin: 0 0 2px 15px; }
.wk-prose li > ul, .wk-prose li > ol { margin: 2px 0 0; }
.wk-prose li > p { margin: 0 0 4px; }
.wk-prose strong, .wk-prose b { font-weight: 700; color: inherit; }
.wk-prose a { color: var(--wk-accent); text-decoration: none; }
.wk-prose a:hover { color: var(--wk-accent-hover); text-decoration: underline; text-underline-offset: 3px; }
.wk-prose hr { border: 0; border-top: 1px solid var(--wk-border); margin: 24px 0; }
.wk-prose img { max-width: 100%; height: auto; vertical-align: middle; border: 0; }
.wk-prose blockquote {
  margin: 14px 0; padding: 8px 15px;
  border-left: 4px solid var(--wk-accent); border-radius: 0 8px 8px 0;
  background: var(--wk-surface); color: var(--wk-text-2);
}
.wk-prose blockquote > :first-child { margin-top: 0; }
.wk-prose blockquote > :last-child { margin-bottom: 0; }
.wk-prose code {
  font-family: var(--wk-mono); font-size: 14px;
  background: var(--wk-code-bg); border: 1px solid var(--wk-border); border-radius: 4px; padding: 1.5px 4px;
  color: var(--wk-text);
}
.wk-prose pre {
  margin: 10px 0 16px; padding: 10px 14px; overflow-x: auto;
  background: var(--wk-code-bg); border: 1px solid var(--wk-border); border-radius: 8px;
  box-shadow: var(--wk-shadow); font-size: 14px; line-height: 21px; color: var(--wk-code-text);
}
.wk-prose pre code { background: none; border: 0; padding: 0; color: inherit; }
.wk-prose mark { background: var(--wk-mark); color: var(--wk-text); border-radius: 3px; padding: 1px 3px; }

/* Таблицы: шапка по центру, линии между столбцами — как в OtterWiki */
.wk-table { margin: 10px 0 16px; overflow-x: auto; }
.wk-prose table { width: 100%; border-collapse: collapse; font-size: 14px; line-height: 21px; }
.wk-prose th, .wk-prose td { border-bottom: 1px solid var(--wk-border); vertical-align: middle; }
.wk-prose th + th, .wk-prose td + td { border-left: 1px solid var(--wk-border); }
.wk-prose th { padding: 10px 12px; text-align: center; font-weight: 700; background: var(--wk-surface-hover); color: var(--wk-text); }
.wk-prose td { padding: 8px 10px; background: var(--wk-surface); color: var(--wk-text-2); }
.wk-prose th[style*='left'], .wk-prose td[style*='left'] { text-align: left; }

/* Ссылка на раздел у заголовка: видна при наведении, по щелчку копируется */
.wk .wk-anchor {
  display: inline-block; margin-left: 10px; vertical-align: middle;
  color: var(--wk-muted); opacity: 0; transition: opacity var(--skif-e), color var(--skif-e);
}
.wk .wk-anchor:hover { color: var(--wk-accent); }
:is(.wk-title, .wk-prose h2, .wk-prose h3, .wk-prose h4):hover .wk-anchor,
.wk .wk-anchor:focus-visible { opacity: 1; }
@media (hover: none) { .wk .wk-anchor { opacity: .6; } }
.wk-copied {
  position: absolute; z-index: 60; transform: translate(-50%, 4px);
  padding: 4px 10px; font-size: 13px; line-height: 1.2; font-weight: 500; white-space: nowrap;
  color: #fff; background: var(--wk-accent); border-radius: 6px; box-shadow: var(--wk-shadow-md);
  pointer-events: none; opacity: 0; transition: opacity .18s ease, transform .18s ease;
}
.wk-copied.is-visible { opacity: 1; transform: translate(-50%, 0); }

/* Оглавление папки без своей статьи */
.wk-children { display: grid; gap: 10px; margin-top: 16px; }
.wk .wk-child {
  display: block; padding: 16px 18px; text-decoration: none;
  border: 1px solid var(--wk-border); border-radius: var(--skif-r); background: var(--wk-surface);
  transition: border-color var(--skif-e);
}
.wk .wk-child:hover { border-color: var(--wk-accent); }
.wk-child__title { display: block; font-weight: 600; color: var(--wk-text); }
.wk-child__text { display: block; margin-top: 4px; font-size: 14px; color: var(--wk-text-2); }

/* Назад / далее */
.wk-pager {
  margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--wk-border);
  display: grid; grid-template-columns: 1fr 1fr; gap: 12px;
}
.wk .wk-pager__link {
  display: flex; flex-direction: column; gap: 4px; padding: 14px 16px; text-decoration: none;
  border: 1px solid var(--wk-border); border-radius: var(--skif-r); background: var(--wk-surface);
  transition: border-color var(--skif-e);
}
.wk .wk-pager__link:hover { border-color: var(--wk-accent); }
.wk-pager__link--next { grid-column: 2; text-align: right; }
.wk-pager__dir { font-size: 12px; color: var(--wk-muted); }
.wk-pager__title { font-size: 15px; font-weight: 500; color: var(--wk-accent); }

/* ---------- Оглавление справа («На этой странице») ---------- */

.wk-toc { position: sticky; top: var(--wk-header-h); align-self: start; max-height: calc(100vh - var(--wk-header-h)); overflow-y: auto; }
.wk-toc__inner { padding: 20px 40px 40px 10px; }
.wk-toc details > summary {
  list-style: none; position: relative; cursor: pointer;
  padding: 12px 20px 12px 44px; margin-bottom: 10px;
  border-bottom: 1px solid var(--wk-border);
  font-size: 11.9px; line-height: 17.85px; font-weight: 600; letter-spacing: .05em; text-transform: uppercase;
  color: var(--wk-muted);
}
.wk-toc details > summary::-webkit-details-marker { display: none; }
.wk-toc details > summary::before {
  content: ''; position: absolute; left: 22px; top: 50%; width: 6px; height: 6px;
  border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor;
  transform: translateY(-75%) rotate(45deg); transition: transform .15s ease;
}
.wk-toc details:not([open]) > summary::before { transform: translateY(-50%) rotate(-45deg); }
.wk-toc ul, .wk-toc-inline ul { list-style: none; margin: 0; padding: 0; }
.wk-toc ul ul, .wk-toc-inline ul ul { padding-left: 15px; }
.wk .wk-toc a {
  display: block; padding: 5px 0 5px 20px; border-radius: 6px;
  font-size: 12.6px; line-height: 18.9px; color: var(--wk-muted); text-decoration: none;
}
.wk .wk-toc a:hover { color: var(--wk-accent); }
.wk .wk-toc a.is-active { color: var(--wk-accent); font-weight: 700; }

.wk-toc-inline { display: none; margin: 10px 0 16px; border: 1px solid var(--wk-border); border-radius: var(--skif-r); background: var(--wk-surface); }
.wk-toc-inline summary { padding: 12px 16px; font-size: 12px; font-weight: 600; letter-spacing: .05em; text-transform: uppercase; cursor: pointer; color: var(--wk-muted); }
.wk-toc-inline > ul { padding: 0 16px 12px; }
.wk .wk-toc-inline a { display: block; padding: 4px 0; font-size: 14px; line-height: 1.4; color: var(--wk-text-2); text-decoration: none; }
.wk .wk-toc-inline a:hover { color: var(--wk-accent); }

/* ---------- 404 ---------- */

.wk-notfound { max-width: 620px; padding: 48px 0; display: flex; flex-direction: column; gap: 18px; }
.wk-notfound .skif-h2 { color: var(--wk-text); margin: 0; }
.wk-notfound .skif-body { color: var(--wk-text-2); margin: 0; }
.wk-notfound .skif-eyebrow { color: var(--wk-muted); }

/* ---------- Адаптив: как у OtterWiki — 400 / 320 / выезжающая панель ---------- */

@media (max-width: 1200px) {
  :root { --wk-sidebar-w: 320px; }
  .wk-layout { grid-template-columns: var(--wk-sidebar-w) minmax(0, 1fr); }
  .wk-layout.is-collapsed { grid-template-columns: minmax(0, 1fr); }
  .wk-toc { display: none; }
  .wk-toc-inline { display: block; }
}

@media (max-width: 767px) {
  .wk-layout, .wk-layout--no-toc, .wk-layout.is-collapsed { grid-template-columns: minmax(0, 1fr); }
  .wk-layout.is-collapsed > .wk-sidebar { display: block; }
  .wk-header { gap: 8px; }
  .wk-brand { margin-left: 4px; }
  .wk-logo { width: 104px; }
  .wk .wk-brand__name { display: none; }
  .wk-search { flex: 1 1 auto; min-width: 0; }
  .wk-search__results { position: fixed; left: 10px; right: 10px; top: calc(var(--wk-header-h) + 6px); width: auto; }
  .wk-search--hero .wk-search__results { position: absolute; left: 0; right: 0; top: calc(100% + 6px); }
  .wk-sidebar {
    position: fixed; z-index: 45; left: 0; top: 0; bottom: 0; height: 100%;
    width: min(320px, 86vw);
    transform: translateX(-100%); visibility: hidden; border-right: 0;
    transition: transform var(--skif-e-modal), visibility 0s linear 180ms;
  }
  .wk-sidebar.is-open { transform: none; visibility: visible; box-shadow: var(--skif-sh-modal); transition: transform var(--skif-e-modal); }
  .wk-scrim { position: fixed; inset: 0; z-index: 44; background: rgba(0, 0, 0, .5); }
  :root[data-theme='dark'] .wk-scrim { background: rgba(0, 0, 0, .7); }
  .wk-scrim[hidden] { display: none; }
  .wk-main { padding: 20px 20px 48px; }
  .wk-crumbs__sep { padding: 0 12px; }
  .wk-pager { grid-template-columns: 1fr; }
  .wk-pager__link--next { grid-column: 1; }
  .wk-theme { right: 16px; bottom: 16px; }
}

@media print {
  .wk-header, .wk-sidebar, .wk-toc, .wk-toc-inline, .wk-pager, .wk-theme, .wk-anchor { display: none !important; }
  .wk-layout { display: block; }
  .wk-prose img, .wk-table { break-inside: avoid; }
}

/* Оценка статьи (как «Насколько полезна была эта статья?» в OtterWiki) */
.wk-feedback { margin-top: 48px; padding: 28px 24px; background: var(--wk-surface); border: 1px solid var(--wk-border); border-radius: var(--skif-r-sm); }
.wk-feedback__title { margin: 0 0 20px; font-size: 20px; line-height: 28px; font-weight: 600; color: var(--wk-text); }
.wk-feedback__buttons { display: flex; gap: 16px; flex-wrap: wrap; }
.wk-fb-btn {
  display: flex; align-items: center; justify-content: center; gap: 10px; min-width: 130px; padding: 13px 18px;
  border: 1px solid var(--wk-border); border-radius: var(--skif-r-sm); background: var(--wk-surface); color: var(--wk-text-2);
  font: inherit; font-size: 15px; cursor: pointer; white-space: nowrap;
  transition: color var(--skif-e), border-color var(--skif-e), background var(--skif-e);
}
.wk-fb-btn svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.wk-fb-btn:hover { border-color: var(--wk-muted); }
.wk-fb-btn:focus-visible { outline: none; box-shadow: var(--wk-focus); }
.wk-fb-btn--bad.is-active  { color: #f95e5e; border-color: #f95e5e; background: rgba(249, 94, 94, .12); }
.wk-fb-btn--part.is-active { color: var(--wk-accent); border-color: var(--wk-accent); background: var(--wk-accent-soft); }
.wk-fb-btn--good.is-active { color: #2aa858; border-color: #39cf6c; background: rgba(67, 210, 115, .13); }
:root[data-theme='dark'] .wk-fb-btn--bad.is-active  { color: #ff7a7a; }
:root[data-theme='dark'] .wk-fb-btn--good.is-active { color: #5edd8a; }
.wk-feedback__form { margin-top: 20px; }
.wk-feedback__form[hidden] { display: none; }
.wk-feedback__label { display: block; margin-bottom: 8px; font-size: 14px; color: var(--wk-text-2); }
.wk-feedback__textarea {
  display: block; width: 100%; min-height: 120px; resize: vertical; box-sizing: border-box; padding: 12px 16px;
  border: 1px solid var(--wk-border); border-radius: var(--skif-r-sm); background: var(--wk-code-bg); color: var(--wk-text);
  font: inherit; font-size: 15px; line-height: 1.5;
}
.wk-feedback__textarea::placeholder { color: var(--wk-muted); }
.wk-feedback__textarea:focus { outline: none; border-color: var(--wk-accent); box-shadow: var(--wk-focus); }
.wk-feedback__actions { display: flex; align-items: center; justify-content: flex-end; gap: 16px; margin-top: 16px; }
.wk-feedback__error { font-size: 13px; color: #d42a2a; }
:root[data-theme='dark'] .wk-feedback__error { color: #ff7a7a; }
.wk-feedback__ok { margin: 0; font-size: 15px; font-weight: 500; color: #2a9d50; }
:root[data-theme='dark'] .wk-feedback__ok { color: #5edd8a; }
@media (max-width: 768px) { .wk-feedback__buttons { gap: 10px; } .wk-fb-btn { min-width: 0; flex: 1 1 auto; padding: 11px 12px; } }
@media print { .wk-feedback { display: none; } }