/* Knowledge engine. From scratch, so it uses the host's --shy-* tokens
   directly (no :root alias block). Every stylesheet loads on every page:
   classes are prefixed knw-, and anything generic is scoped .engine-knowledge. */

.knw-muted { color: var(--shy-text-muted); }
.knw-warn { color: var(--shy-warning); }

/* --- search, tabs, tags --------------------------------------------- */

.knw-search {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0 0 1rem;
}

.knw-search input[type="search"],
.knw-search select {
  padding: 0.5rem 0.65rem;
  border: 1px solid var(--shy-border-strong);
  border-radius: var(--shy-radius);
  background: var(--shy-surface);
  color: var(--shy-text);
  font: inherit;
}

.knw-search input[type="search"] { flex: 1 1 16rem; min-width: 0; }

.knw-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin: 0 0 0.75rem;
}

.knw-tab {
  padding: 0.3rem 0.7rem;
  border: 1px solid var(--shy-border);
  border-radius: 999px;
  background: var(--shy-surface);
  color: var(--shy-text-muted);
  font-size: 0.85rem;
  text-decoration: none;
}

.knw-tab.is-active { border-color: var(--shy-brand); background: var(--shy-brand-tint); color: var(--shy-brand); font-weight: 600; }
.knw-tab__count { color: var(--shy-text-faint); font-weight: 400; }
.knw-tab--alert { border-color: var(--shy-warning); color: var(--shy-warning); }

.knw-tags { display: flex; flex-wrap: wrap; gap: 0.3rem; margin: 0 0 1rem; }

.knw-tag {
  display: inline-block;
  padding: 0.1rem 0.5rem;
  border-radius: 999px;
  background: var(--shy-surface-alt);
  color: var(--shy-text-muted);
  font-size: 0.78rem;
  text-decoration: none;
}

.knw-tag.is-active { background: var(--shy-brand); color: var(--shy-brand-contrast); }
.knw-tag--small { margin-right: 0.25rem; font-size: 0.72rem; }

/* --- lists ------------------------------------------------------------ */

.knw-list { list-style: none; margin: 0; padding: 0; }

.knw-row { padding: 0.8rem 0; border-bottom: 1px solid var(--shy-border); }
.knw-row:first-child { padding-top: 0; }
.knw-row:last-child { border-bottom: none; padding-bottom: 0; }

.knw-row__head { display: flex; flex-wrap: wrap; align-items: center; gap: 0.4rem; }
.knw-row__title { margin-right: 0.25rem; color: var(--shy-text); font-weight: 600; text-decoration: none; }
.knw-row__title:hover { color: var(--shy-brand); text-decoration: underline; }
.knw-row__answer { margin: 0.3rem 0 0; }
.knw-row__meta { margin: 0.3rem 0 0; color: var(--shy-text-faint); font-size: 0.78rem; }

.knw-pill {
  display: inline-block;
  padding: 0.05rem 0.5rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 600;
  white-space: nowrap;
}

.knw-pill--needs-answer { background: var(--shy-warning-tint); color: var(--shy-warning); }
.knw-pill--draft { background: var(--shy-surface-sunken); color: var(--shy-text-muted); }
.knw-pill--published { background: var(--shy-success-tint); color: var(--shy-success); }
.knw-pill--audience { background: var(--shy-brand-tint); color: var(--shy-brand); font-weight: 500; }

/* --- article page ------------------------------------------------------- */

.knw-page {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 18rem;
  gap: 0 1.5rem;
  align-items: start;
}

.knw-page > .shy-page-header,
.knw-page > .knw-meta-line,
.knw-page > .knw-banner { grid-column: 1 / -1; }

.knw-page > .knw-answer,
.knw-page > .knw-doc { grid-column: 1; }

.knw-page > .knw-side { grid-column: 2; grid-row: 4 / span 3; }

@media (max-width: 900px) {
  .knw-page { grid-template-columns: minmax(0, 1fr); }
  .knw-page > .knw-side { grid-column: 1; grid-row: auto; }
}

.knw-meta-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
  margin: -0.5rem 0 1rem;
  color: var(--shy-text-muted);
  font-size: 0.85rem;
}

.knw-banner {
  margin: 0 0 1rem;
  padding: 0.65rem 0.85rem;
  border-radius: var(--shy-radius);
  background: var(--shy-brand-tint);
  color: var(--shy-text);
  font-size: 0.9rem;
}

.knw-banner p, .knw-banner ul { margin: 0; }
.knw-banner--error { background: var(--shy-danger-tint); color: var(--shy-danger); }

.knw-answer {
  margin: 0 0 1.25rem;
  padding: 0.85rem 1rem;
  border-left: 4px solid var(--shy-brand);
  border-radius: 0 var(--shy-radius) var(--shy-radius) 0;
  background: var(--shy-surface);
  font-size: 1.05rem;
}

.knw-answer p { margin: 0; }

.knw-answer__label {
  margin: 0 0 0.3rem;
  color: var(--shy-text-faint);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.knw-doc { max-width: 46rem; margin-bottom: 1.5rem; }

.knw-sources, .knw-questions { margin: 0; padding-left: 1.1rem; font-size: 0.9rem; }
.knw-sources li, .knw-questions li { margin: 0.3rem 0; overflow-wrap: anywhere; }

.knw-details { display: grid; grid-template-columns: auto 1fr; gap: 0.35rem 0.75rem; margin: 0 0 0.75rem; font-size: 0.88rem; }
.knw-details dt { color: var(--shy-text-muted); }
.knw-details dd { margin: 0; }

.knw-linkbtn {
  padding: 0;
  border: none;
  background: none;
  color: var(--shy-brand);
  font: inherit;
  text-decoration: underline;
  cursor: pointer;
}

.knw-linkbtn--danger { color: var(--shy-danger); font-size: 0.85rem; }

/* --- revisions ----------------------------------------------------------- */

.knw-compare {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-bottom: 1rem;
}

@media (max-width: 820px) { .knw-compare { grid-template-columns: minmax(0, 1fr); } }

.knw-compare > section {
  padding: 1rem;
  border: 1px solid var(--shy-border);
  border-radius: var(--shy-radius-lg);
  background: var(--shy-surface);
}

.knw-compare__label { margin: 0 0 0.5rem; color: var(--shy-text-faint); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.05em; }
.knw-compare h3 { margin: 0 0 0.6rem; }

.knw-decide { display: flex; flex-wrap: wrap; align-items: center; gap: 0.75rem; }
.knw-decide__reject { display: flex; gap: 0.4rem; flex: 1 1 18rem; }
.knw-decide__reject input {
  flex: 1;
  min-width: 0;
  padding: 0.45rem 0.6rem;
  border: 1px solid var(--shy-border-strong);
  border-radius: var(--shy-radius);
  background: var(--shy-surface);
  color: var(--shy-text);
  font: inherit;
}

/* --- editor + reading typography ------------------------------------------
   Copied from Training's SOP styles (same editor, same Video button). */

.knw-form .field input[type="text"],
.knw-form .field textarea,
.knw-form .field select { max-width: 46rem; }

.knw-field--wide { max-width: 46rem; }

.engine-knowledge trix-editor.knw-richtext { min-height: 16rem; }

.engine-knowledge .knw-doc .trix-content { font-size: 1.0625rem; line-height: 1.7; color: var(--shy-text); }
.engine-knowledge .knw-doc .trix-content > *:first-child { margin-top: 0; }
.engine-knowledge .knw-doc .trix-content h1 {
  margin: 2rem 0 0.75rem;
  padding-bottom: 0.35rem;
  border-bottom: 1px solid var(--shy-border);
  font-size: 1.375rem;
  line-height: 1.3;
}
.engine-knowledge .knw-doc .trix-content ul,
.engine-knowledge .knw-doc .trix-content ol { margin: 0.75rem 0; padding-left: 1.5rem; }
.engine-knowledge .knw-doc .trix-content li { margin-bottom: 0.4rem; }
.engine-knowledge .knw-doc .trix-content blockquote {
  margin: 1.25rem 0;
  padding: 0.4rem 0 0.4rem 1rem;
  border-left: 3px solid var(--shy-brand);
  border-radius: 0 var(--shy-radius) var(--shy-radius) 0;
  background: var(--shy-brand-tint);
  color: var(--shy-text-muted);
}
.engine-knowledge .knw-doc .trix-content pre {
  padding: 0.75rem 1rem;
  border: 1px solid var(--shy-border);
  border-radius: var(--shy-radius);
  background: var(--shy-surface-sunken);
  font-family: var(--shy-font-mono);
  font-size: 0.9375rem;
  white-space: pre-wrap;
}
.engine-knowledge .knw-doc .trix-content a { color: var(--shy-brand); text-decoration: underline; }
.engine-knowledge .knw-doc .trix-content img {
  max-width: 100%;
  height: auto;
  border: 1px solid var(--shy-border);
  border-radius: var(--shy-radius);
  background: var(--shy-surface-alt);
}
.engine-knowledge .knw-doc .trix-content figure { margin: 1.5rem 0; }
.engine-knowledge .knw-doc .trix-content figcaption,
.engine-knowledge .knw-doc .trix-content .attachment__caption { margin-top: 0.4rem; color: var(--shy-text-muted); font-size: 0.875rem; }

/* Video embeds written by Training's editor controller (class names are its). */
.engine-knowledge .trn-video { margin: 1.5rem 0; }
.engine-knowledge .trn-video__frame {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border: 1px solid var(--shy-border);
  border-radius: var(--shy-radius);
  background: var(--shy-surface-sunken);
}
.engine-knowledge .trn-video__frame iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.engine-knowledge .trn-video__caption { margin-top: 0.4rem; color: var(--shy-text-muted); font-size: 0.8125rem; }
.engine-knowledge .trix-button.trn-video-button {
  width: auto;
  padding: 0 0.6rem;
  color: var(--shy-text-muted);
  font-size: 0.75rem;
  font-weight: 600;
  text-indent: 0;
}