/* Hub listing pages — shared chrome (index / pipeline / ovarian-cases) */

.hub-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 18px;
}

.hub-nav-link {
  display: inline-flex;
  align-items: center;
  padding: 8px 14px;
  font: 500 13px/1 var(--f-body, system-ui);
  color: var(--tx-secondary);
  background: var(--bg-surface);
  border: 1px solid var(--line);
  border-radius: 999px;
  text-decoration: none;
  box-shadow: var(--sh-sm);
  transition: background .12s, color .12s, border-color .12s;
}

.hub-nav-link:hover {
  color: var(--tx-primary);
  border-color: var(--tx-secondary);
}

.hub-nav-link.is-active {
  background: var(--tx-primary);
  color: var(--bg-page, #F0EDE8);
  border-color: var(--tx-primary);
}

.hub-toolbar {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 12px;
  align-items: center;
  margin-top: 22px;
  padding: 14px 16px;
  background: var(--bg-surface);
  border-radius: var(--r-lg);
  box-shadow: var(--sh-sm);
}

@media (max-width: 720px) {
  .hub-toolbar { grid-template-columns: 1fr; }
}

.hub-search { position: relative; }

.hub-search input {
  width: 100%;
  padding: 10px 12px 10px 36px;
  font: 400 14px/1.2 var(--f-body, system-ui);
  color: var(--tx-primary);
  background: var(--bg-subtle);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  outline: none;
}

.hub-search input:focus { border-color: var(--tx-secondary); }

.hub-search svg {
  position: absolute;
  left: 11px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--tx-muted);
}

.hub-sort {
  display: flex;
  align-items: center;
  gap: 6px;
  font: 500 12px/1 var(--f-body, system-ui);
  color: var(--tx-secondary);
}

.hub-sort select {
  padding: 8px 10px;
  font: 500 13px/1 var(--f-body, system-ui);
  color: var(--tx-primary);
  background: var(--bg-subtle);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
}

.hub-summary {
  font: 400 12px/1 var(--f-mono);
  color: var(--tx-muted);
  white-space: nowrap;
}

.doc-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-top: 16px;
  background: var(--bg-surface);
  border-radius: var(--r-lg);
  box-shadow: var(--sh-sm);
  overflow: hidden;
}

.doc-row {
  display: block;
  padding: 16px 20px;
  text-decoration: none;
  color: inherit;
  border-bottom: 1px solid var(--line-soft, var(--line));
  transition: background .12s;
}

.doc-row:last-child { border-bottom: 0; }

.doc-row:hover { background: var(--bg-subtle); }

.doc-row.is-hidden { display: none; }

.doc-row-body {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}

.doc-row-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  font: 400 11px/1 var(--f-mono);
  color: var(--tx-muted);
  letter-spacing: .04em;
  text-transform: uppercase;
}

.doc-row-meta .pipe { color: var(--line); }

.doc-row-meta .cat {
  display: inline-block;
  padding: 3px 8px;
  background: var(--bg-page, #F0EDE8);
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--tx-secondary);
  font: 600 10px/1 var(--f-mono, ui-monospace);
  letter-spacing: .06em;
  text-transform: uppercase;
}

.doc-row-title {
  font: 600 16px/1.3 var(--f-body, system-ui);
  color: var(--tx-primary);
  letter-spacing: -.01em;
}

.doc-row-dek {
  font: 400 13px/1.5 var(--f-body, system-ui);
  color: var(--tx-secondary);
  max-width: 72ch;
}

.doc-row-foot {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
  margin-top: 2px;
}

.doc-row-foot .mod-chip {
  background: var(--bg-page, #F0EDE8);
  color: var(--tx-secondary);
}

.doc-row-slide-hint {
  padding: 8px 10px;
  background: var(--bg-page, #F0EDE8);
  border-left: 3px solid var(--tx-primary);
  border-radius: var(--r-sm);
  font: 400 12px/1.4 var(--f-body, system-ui);
  color: var(--tx-secondary);
}

.empty-state {
  margin-top: 16px;
  padding: 60px 20px;
  text-align: center;
  background: var(--bg-surface);
  border-radius: var(--r-lg);
  box-shadow: var(--sh-sm);
}

.empty-state strong {
  display: block;
  font: 600 15px/1.4 var(--f-body, system-ui);
  color: var(--tx-primary);
  margin-bottom: 6px;
}

.empty-state p { color: var(--tx-secondary); }