/* Knowledge base: shared Seohonest palette and service-page proportions.
   Scoped UI layer only. Article HTML/content and lightbox belong to other owners. */
.sh-kb,
.sh-kb-article {
  --kb-width: calc(var(--sh-site-width, 1180px) + 40px);
  --kb-panel-border: rgba(255, 255, 255, .12);
  color: var(--sh-text, #f3f0df);
  background: transparent;
  font-family: var(--sh-font-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif);
}
.sh-kb *,
.sh-kb-article * { box-sizing: border-box; }
.sh-kb [hidden],
.sh-kb-article [hidden] { display: none !important; }
.sh-kb-shell {
  width: 100%;
  max-width: var(--kb-width, 1200px);
  margin-inline: auto;
  padding-inline: 20px;
}
.sh-kb a,
.sh-kb-article a {
  color: var(--sh-accent, #f2b400);
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}
.sh-kb a:hover,
.sh-kb-article a:hover { color: var(--sh-text, #f3f0df); }
.sh-kb button,
.sh-kb input { font: inherit; }
.sh-kb button { cursor: pointer; }
.sh-kb button:focus-visible,
.sh-kb input:focus-visible,
.sh-kb a:focus-visible,
.sh-kb-article a:focus-visible,
.sh-kb-article summary:focus-visible {
  outline: 2px solid var(--sh-accent, #f2b400);
  outline-offset: 4px;
}
.sh-kb-breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 10px;
  margin: 18px 0 0;
  color: var(--sh-muted, #b9b29d);
  font-size: 12px;
  line-height: 1.6;
  overflow-wrap: anywhere;
}
.sh-kb-breadcrumbs [aria-current] { max-width: 850px; }
.sh-kb-kicker {
  margin: 0 0 16px;
  color: var(--sh-accent, #f2b400);
  font-family: var(--sh-font-mono, "Courier New", Courier, monospace);
  font-size: 11px;
  font-weight: 800;
  line-height: 1.5;
  letter-spacing: .13em;
  text-transform: uppercase;
}
.sh-kb-hero,
.sh-kb-article__hero {
  padding: 44px 0 30px;
  border-bottom: 1px solid var(--sh-border-soft, rgba(255, 255, 255, .08));
  background: transparent;
}
.sh-kb h1,
.sh-kb-article h1 {
  max-width: 1120px;
  margin: 0;
  color: var(--sh-text, #f3f0df);
  font-family: var(--sh-font-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif);
  font-size: clamp(38px, 7vw, 82px);
  font-weight: 850;
  line-height: 1.08;
  letter-spacing: 0;
  overflow-wrap: anywhere;
}
.sh-kb-lead {
  max-width: 780px;
  margin: 24px 0 0;
  color: var(--sh-muted, #b9b29d);
  font-size: clamp(16px, 2vw, 21px);
  line-height: 1.58;
}
.sh-kb-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 36px;
  margin-top: 28px;
  color: var(--sh-muted, #b9b29d);
  font-family: var(--sh-font-mono, "Courier New", Courier, monospace);
  font-size: 12px;
  line-height: 1.6;
}
.sh-kb-stats strong {
  margin-right: 7px;
  color: var(--sh-accent, #f2b400);
  font-size: 23px;
  font-weight: 700;
}
.sh-kb-catalog { padding-top: 38px; padding-bottom: 68px; }
.sh-kb-search { margin: 0; }
.sh-kb-search label {
  display: block;
  margin-bottom: 14px;
  color: var(--sh-text, #f3f0df);
  font-size: 20px;
  font-weight: 750;
  line-height: 1.4;
}
.sh-kb-search__row { display: flex; gap: 12px; max-width: 900px; }
.sh-kb-search input {
  width: 100%;
  min-width: 0;
  min-height: 48px;
  padding: 12px 15px;
  border: 1px solid rgba(255, 255, 255, .22);
  border-radius: 0;
  background: var(--sh-bg-soft, #151515);
  color: var(--sh-text, #f3f0df);
  font-size: 16px;
  line-height: 1.5;
}
.sh-kb-search input::placeholder { color: var(--sh-muted, #b9b29d); opacity: .82; }
.sh-kb-search button,
.sh-kb-empty button {
  min-height: 44px;
  padding: 11px 18px;
  border: 1px solid var(--sh-accent, #f2b400);
  border-radius: 0;
  background: transparent;
  color: var(--sh-accent, #f2b400);
  font-size: 12px;
  font-weight: 800;
  line-height: 1.5;
  letter-spacing: .04em;
}
.sh-kb-search button:hover,
.sh-kb-empty button:hover {
  background: var(--sh-accent, #f2b400);
  color: var(--sh-bg, #111111);
}
.sh-kb-search #kb-results {
  margin: 12px 0 22px;
  color: var(--sh-muted, #b9b29d);
  font-family: var(--sh-font-mono, "Courier New", Courier, monospace);
  font-size: 12px;
  line-height: 1.6;
}
.sh-kb-filters { display: flex; flex-wrap: wrap; gap: 9px; margin-bottom: 38px; }
.sh-kb-filters button {
  min-height: 44px;
  padding: 10px 16px;
  border: 1px solid rgba(255, 255, 255, .18);
  border-radius: 0;
  background: transparent;
  color: var(--sh-muted, #b9b29d);
  font-size: 12px;
  font-weight: 750;
  line-height: 1.5;
  letter-spacing: .03em;
  transition: color .15s ease, border-color .15s ease, background-color .15s ease;
}
.sh-kb-filters button:hover { color: var(--sh-accent, #f2b400); border-color: var(--sh-accent, #f2b400); }
.sh-kb-filters [aria-pressed="true"] {
  border-color: var(--sh-accent, #f2b400);
  background: var(--sh-accent, #f2b400);
  color: var(--sh-bg, #111111);
}
.sh-kb-group { margin-bottom: 48px; }
.sh-kb-group:last-of-type { margin-bottom: 0; }
.sh-kb-group__heading { max-width: 850px; margin-bottom: 26px; }
.sh-kb-group h2 {
  margin: 0 0 14px;
  color: var(--sh-text, #f3f0df);
  font-size: clamp(30px, 4.4vw, 52px);
  font-weight: 850;
  line-height: 1.12;
  letter-spacing: 0;
}
.sh-kb-group__heading p { margin: 0; color: var(--sh-muted, #b9b29d); font-size: 16px; line-height: 1.75; }
.sh-kb-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.sh-kb-card {
  position: relative;
  display: flex;
  min-width: 0;
  flex-direction: column;
  padding: 24px;
  border: 1px solid var(--kb-panel-border);
  border-radius: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, .045), rgba(255, 255, 255, .012)), var(--sh-panel, #181818);
  transition: border-color .15s ease;
}
.sh-kb-card::before { content: ""; position: absolute; top: -1px; left: -1px; width: 48px; height: 2px; background: var(--sh-accent, #f2b400); }
.sh-kb-card:hover,
.sh-kb-card:focus-within { border-color: var(--sh-border, rgba(242, 180, 0, .24)); }
.sh-kb-card h3 { margin: 0 0 16px; color: var(--sh-text, #f3f0df); font-size: 24px; font-weight: 800; line-height: 1.25; letter-spacing: 0; overflow-wrap: anywhere; }
.sh-kb-card h3 a { color: inherit; text-decoration: none; }
.sh-kb-card h3 a:hover { color: var(--sh-accent, #f2b400); }
.sh-kb-card p { margin: 0 0 24px; color: var(--sh-muted, #b9b29d); font-size: 15px; line-height: 1.75; }
.sh-kb-card__meta { display: flex; flex-wrap: wrap; gap: 10px 18px; margin-top: auto; padding-bottom: 16px; color: var(--sh-muted, #b9b29d); font-family: var(--sh-font-mono, "Courier New", Courier, monospace); font-size: 11px; line-height: 1.6; }
.sh-kb-card__read { display: flex; justify-content: space-between; gap: 12px; padding-top: 16px; border-top: 1px solid var(--sh-border-soft, rgba(255, 255, 255, .08)); font-size: 12px; font-weight: 800; line-height: 1.6; text-decoration: none; }
.sh-kb-empty { padding: 30px; border: 1px solid var(--kb-panel-border); border-radius: 0; background: var(--sh-panel, #181818); }
.sh-kb-empty h2 { margin: 0 0 14px; font-size: 26px; line-height: 1.2; }
.sh-kb-empty p { margin: 0 0 22px; color: var(--sh-muted, #b9b29d); font-size: 16px; line-height: 1.75; }
.sh-kb-article__meta { margin: 24px 0 0; color: var(--sh-muted, #b9b29d); font-family: var(--sh-font-mono, "Courier New", Courier, monospace); font-size: 12px; line-height: 1.6; }
.sh-kb-article__layout { display: grid; grid-template-columns: 230px minmax(0, 1fr); align-items: start; gap: 44px; padding-top: 38px; padding-bottom: 68px; }
.sh-kb-article__toc { position: sticky; top: 110px; max-height: calc(100vh - 145px); overflow: auto; padding: 20px; border: 1px solid var(--kb-panel-border); border-radius: 0; background: linear-gradient(135deg, rgba(255, 255, 255, .025), transparent), var(--sh-bg-soft, #151515); }
.sh-kb-article__toc summary { color: var(--sh-text, #f3f0df); font-size: 14px; font-weight: 800; line-height: 1.5; cursor: pointer; }
.sh-kb-article__toc ol { margin: 18px 0 0; padding-left: 18px; }
.sh-kb-article__toc li { padding: 0; margin: 0 0 12px; font-size: 13px; line-height: 1.6; }
.sh-kb-article__toc li:last-child { margin-bottom: 0; }
.sh-kb-article__toc a { color: var(--sh-muted, #b9b29d); text-decoration: none; }
.sh-kb-article__toc a:hover { color: var(--sh-accent, #f2b400); }
.sh-kb-article__body { min-width: 0; max-width: 840px; color: var(--sh-text, #f3f0df); font-size: 16px; line-height: 1.75; overflow-wrap: anywhere; }
.sh-kb-article__body p { margin: 0 0 22px; }
.sh-kb-article__body h2 { margin: 42px 0 20px; color: var(--sh-text, #f3f0df); font-size: clamp(28px, 3.4vw, 40px); font-weight: 800; line-height: 1.18; letter-spacing: 0; }
.sh-kb-article__body h3 { margin: 28px 0 16px; color: var(--sh-text, #f3f0df); font-size: 24px; font-weight: 750; line-height: 1.3; letter-spacing: 0; }
.sh-kb-article__body ul,
.sh-kb-article__body ol { margin: 18px 0 26px; padding-left: 24px; }
.sh-kb-article__body li { margin: 9px 0; padding-left: 3px; }
.sh-kb-article__body > :first-child { margin-top: 0; }
.sh-kb-article__lead { padding-left: 20px; border-left: 2px solid var(--sh-accent, #f2b400); color: var(--sh-text, #f3f0df); font-size: 19px; line-height: 1.65; }
.sh-kb-article__section:first-of-type h2 { margin-top: 30px; }
.sh-kb-article__figure { margin: 30px 0 34px; }
.sh-kb-article__figure > a { display: block; border: 1px solid var(--kb-panel-border); border-radius: 0; line-height: 0; cursor: zoom-in; }
.sh-kb-article__figure img { display: block; width: 100%; max-width: 100%; height: auto; margin: 0; border: 0; border-radius: 0; }
.sh-kb-article__figure figcaption { padding: 11px 0 0; color: var(--sh-muted, #b9b29d); font-size: 12px; line-height: 1.7; }
.sh-kb-article__sources,
.sh-kb-article__related { margin-top: 38px; padding-top: 10px; border-top: 1px solid var(--sh-border-soft, rgba(255, 255, 255, .08)); }
.sh-kb-article__sources { font-size: 14px; }
.sh-kb-article__sources h2,
.sh-kb-article__related h2 { margin-top: 24px; }
.sh-kb-article__tool { margin-top: 38px; padding: 26px; border: 1px solid var(--sh-border, rgba(242, 180, 0, .24)); border-radius: 0; background: linear-gradient(135deg, rgba(255, 255, 255, .035), transparent), var(--sh-panel, #181818); }
.sh-kb-article__tool h2 { margin: 0 0 16px; font-size: 28px; line-height: 1.2; }
.sh-kb-actions { display: flex; flex-wrap: wrap; gap: 12px 24px; }
.sh-kb-article__back { margin-top: 30px !important; font-size: 14px; }
.sh-kb :where([id]),
.sh-kb-article :where([id]) { scroll-margin-top: 110px; }
@media (max-width: 1100px) {
  .sh-kb-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .sh-kb-article__layout { grid-template-columns: 210px minmax(0, 1fr); gap: 30px; }
}
@media (max-width: 900px) {
  .sh-kb-article__layout { display: block; }
  .sh-kb-article__toc { position: static; max-height: none; margin-bottom: 30px; }
  .sh-kb-article__body { max-width: none; }
}
@media (max-width: 760px) {
  .sh-kb-shell { padding-inline: 16px; }
  .sh-kb-hero,
  .sh-kb-article__hero { padding-top: 24px; padding-bottom: 30px; }
  .sh-kb-breadcrumbs { margin: 14px 0 0; font-size: 11px; gap: 5px 8px; }
  .sh-kb-kicker { margin-bottom: 14px; font-size: 10px; }
  .sh-kb h1,
  .sh-kb-article h1 { font-size: clamp(34px, 8.6vw, 44px); line-height: 1.1; }
  .sh-kb-lead { margin-top: 20px; font-size: 17px; line-height: 1.6; }
  .sh-kb-stats { gap: 10px 20px; margin-top: 24px; font-size: 11px; }
  .sh-kb-stats strong { font-size: 21px; }
  .sh-kb-catalog { padding-top: 30px; padding-bottom: 40px; }
  .sh-kb-search label { font-size: 18px; }
  .sh-kb-search__row { flex-wrap: wrap; }
  .sh-kb-search input { font-size: 16px; }
  .sh-kb-search button { font-size: 12px; }
  .sh-kb-filters { gap: 8px; margin-bottom: 30px; }
  .sh-kb-filters button { padding: 10px 13px; font-size: 11px; }
  .sh-kb-grid { grid-template-columns: minmax(0, 1fr); gap: 16px; }
  .sh-kb-group { margin-bottom: 36px; }
  .sh-kb-group__heading { margin-bottom: 22px; }
  .sh-kb-group h2 { font-size: 34px; }
  .sh-kb-card { padding: 22px; }
  .sh-kb-card h3 { font-size: 23px; }
  .sh-kb-empty { padding: 24px; }
  .sh-kb-article__layout { padding-top: 28px; padding-bottom: 40px; }
  .sh-kb-article__toc { padding: 18px; }
  .sh-kb-article__toc li { font-size: 14px; }
  .sh-kb-article__body { font-size: 16px; line-height: 1.75; }
  .sh-kb-article__body h2 { margin-top: 34px; font-size: 28px; line-height: 1.2; }
  .sh-kb-article__body h3 { font-size: 23px; }
  .sh-kb-article__lead { padding-left: 16px; font-size: 18px; line-height: 1.65; }
  .sh-kb-article__figure { margin: 26px 0 30px; }
  .sh-kb-article__figure figcaption { font-size: 12px; }
  .sh-kb-article__tool { padding: 22px; }
  .sh-kb-article__tool h2 { font-size: 26px; }
  .sh-kb :where([id]),
  .sh-kb-article :where([id]) { scroll-margin-top: 100px; }
}
@media (prefers-reduced-motion: reduce) {
  .sh-kb-card,
  .sh-kb-filters button { transition: none; }
}