/* Help centre, support and legal pages (WP-C6). Builds on app.css tokens and classes. */

/* ---------- two-column help layout ---------- */
.help-layout { display: grid; grid-template-columns: 250px minmax(0, 1fr); gap: 22px; align-items: start; }
.help-nav { position: sticky; top: calc(var(--topbar-h) + 12px); max-height: calc(100vh - var(--topbar-h) - 24px);
  overflow-y: auto; background: var(--c-surface); border: 1px solid var(--c-border); border-radius: var(--radius-lg);
  padding: 10px; }
.help-main { min-width: 0; }
.help-lead { max-width: 760px; font-size: 1rem; }

.help-search { display: flex; gap: 6px; }
.help-search input { flex: 1; min-width: 0; }
.help-search-big { max-width: 640px; margin-bottom: 14px; }
.help-search-big input { height: 40px; font-size: 1rem; }
.help-search-big .btn { height: 40px; }
.help-live:empty { display: none; }
.help-live { margin-top: 8px; border-top: 1px solid var(--c-border); padding-top: 6px; max-height: 50vh; overflow-y: auto; }

.help-toc { margin-top: 10px; }
.help-toc > summary { font-weight: 650; cursor: pointer; padding: 4px 2px; list-style: revert; }
.help-toc-group { font-size: .74rem; text-transform: uppercase; letter-spacing: .05em; color: var(--c-muted);
  margin: 12px 4px 4px; font-weight: 700; }
.help-toc-list { list-style: none; margin: 0; padding: 0; }
.help-toc-list a { display: block; padding: 4px 8px; border-radius: var(--radius); color: var(--c-text-2); font-size: .9rem; }
.help-toc-list a:hover { background: var(--c-surface-2); text-decoration: none; color: var(--c-text); }
.help-toc-list a[aria-current] { background: var(--c-primary-soft); color: var(--c-primary); font-weight: 650; }

/* ---------- help home ---------- */
.help-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; margin-bottom: 20px; }
.help-card { display: grid; gap: 4px; padding: 14px 16px; color: var(--c-text); }
.help-card:hover { text-decoration: none; border-color: #a9c3e2; box-shadow: var(--shadow-lg); }
.help-card strong { font-size: 1.02rem; }
.help-card-kicker { font-size: .74rem; text-transform: uppercase; letter-spacing: .05em; color: var(--c-accent); font-weight: 700; }
.help-card-primary { border-color: #a9c3e2; background: linear-gradient(180deg, #f3f8fd, #fff); }
.help-group { margin-bottom: 18px; }
.help-group h2 { font-size: 1rem; border-bottom: 1px solid var(--c-border); padding-bottom: 4px; }
.help-group-list { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 6px 18px; }
.help-group-list li { display: grid; gap: 1px; padding: 4px 0; align-content: start; }
.help-group-list a { font-weight: 600; }
.help-support-box { margin-top: 10px; max-width: 820px; }

/* ---------- article ---------- */
.help-page-tools { display: flex; justify-content: flex-end; gap: 6px; margin: -4px 0 4px; }
.help-prose { font-size: .97rem; line-height: 1.6; }
.help-prose h1 { font-size: 1.5rem; margin-bottom: .6em; }
.help-prose h2 { font-size: 1.2rem; margin-top: 1.6em; padding-top: .2em; border-top: 1px solid var(--c-border); }
.help-prose h3 { font-size: 1.02rem; margin-top: 1.3em; }
.help-prose h2, .help-prose h3, .fn-card, .fn-group { scroll-margin-top: calc(var(--topbar-h) + 12px); }
.help-prose ul, .help-prose ol { padding-left: 1.4em; margin: 0 0 .9em; }
.help-prose li + li { margin-top: .25em; }
.help-prose code { background: var(--c-surface-2); border: 1px solid var(--c-border); border-radius: 4px; padding: 0 4px; }
.help-prose pre { position: relative; font-size: .88rem; line-height: 1.45; margin: 0 0 1em; }
.help-prose pre code { background: none; border: 0; padding: 0; color: inherit; }
.help-prose blockquote { margin: 0 0 1em; padding: 10px 14px; border-left: 4px solid var(--c-accent); background: #eefaf7;
  border-radius: 0 var(--radius) var(--radius) 0; color: #0e3f3d; }
.help-prose blockquote p:last-child { margin-bottom: 0; }
.help-prose .table-wrap { margin: 0 0 1em; }
.help-prose table.data { font-size: .9rem; }
.help-prose table.data td, .help-prose table.data th { border: 0; border-bottom: 1px solid var(--c-border); }
.help-prose hr { border: 0; border-top: 1px solid var(--c-border); margin: 1.6em 0; }
.help-prose a.ext::after { content: " ↗"; font-size: .8em; }
.help-prose img { max-width: 100%; height: auto; }
.copy-code { position: absolute; top: 6px; right: 6px; height: 24px; padding: 0 8px; font-size: .78rem;
  background: rgba(255,255,255,.12); color: #e2e8f0; border: 1px solid rgba(255,255,255,.25); border-radius: 4px; cursor: pointer; }
.copy-code:hover, .copy-code:focus-visible { background: rgba(255,255,255,.25); }
.help-onpage { background: var(--c-surface); border: 1px solid var(--c-border); border-radius: var(--radius); padding: 6px 12px; margin-bottom: 14px; }
.help-onpage summary { cursor: pointer; font-weight: 600; }
.help-onpage ul { list-style: none; padding: 4px 0 0; margin: 0; columns: 2 240px; }
.help-onpage li.lvl-3 { padding-left: 14px; font-size: .9em; }
.help-pager { display: flex; justify-content: space-between; gap: 10px; flex-wrap: wrap; margin-top: 24px; padding-top: 12px; border-top: 1px solid var(--c-border); }
.help-pager .btn { max-width: 100%; overflow: hidden; text-overflow: ellipsis; }
.help-feedback { margin-top: 10px; }

/* ---------- search results ---------- */
.help-hits { list-style: none; margin: 0; padding: 0; }
.help-hit { padding: 8px 4px; border-bottom: 1px solid var(--c-border); }
.help-hit p { margin: 2px 0 0; color: var(--c-text-2); }
.help-hit mark { background: #fff1b8; color: inherit; padding: 0 1px; border-radius: 2px; }
.help-live .help-hit { padding: 6px 2px; }
.help-live .help-hit p { display: none; }
.help-results-count { margin: 0 0 4px; }

/* ---------- function reference ---------- */
.fn-tools { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin: 10px 0; }
.fn-tools input { flex: 1 1 260px; max-width: 420px; }
.fn-groups { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 14px; }
.fn-groups .chip:hover { text-decoration: none; background: var(--c-primary-soft); }
.fn-card { background: var(--c-surface); border: 1px solid var(--c-border); border-radius: var(--radius-lg); padding: 10px 14px; margin-bottom: 10px; }
.fn-card-head { display: flex; flex-wrap: wrap; gap: 8px; align-items: baseline; }
.fn-card-head h3 { margin: 0; }
.fn-badges { display: inline-flex; gap: 4px; flex-wrap: wrap; }
.fn-sig { margin: 6px 0; }
.fn-sig > code { font-size: .95em; font-weight: 600; }
.fn-doc { white-space: pre-line; }
.fn-params td { font-size: .88rem; }
.fn-examples pre { margin: 4px 0 6px; }
.fn-card[hidden], .fn-group[hidden], tr[hidden] { display: none; }

/* ---------- support ---------- */
.support-grid { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 16px; align-items: start; }
.support-grid > *, .support-form fieldset { min-width: 0; }
.support-form .chip { max-width: 100%; flex-wrap: wrap; }
.support-form .chip code { word-break: break-all; }
.support-side .card + .card { margin-top: 12px; }
.kind-options { display: grid; gap: 6px; }
.kind-option { display: flex; gap: 8px; align-items: flex-start; padding: 8px 10px; border: 1px solid var(--c-border); border-radius: var(--radius);
  background: var(--c-surface-2); font-weight: 450; cursor: pointer; }
.kind-option:has(input:checked) { border-color: #a9c3e2; background: var(--c-primary-soft); }
.kind-option input { margin-top: 3px; }
.kind-option strong { display: block; }
.field-error { color: var(--c-error); font-size: .85rem; }
.field input[aria-invalid=true], .field textarea[aria-invalid=true] { border-color: var(--c-error); }
.support-form textarea { min-height: 160px; resize: vertical; }
.support-form .counter { font-size: .8rem; color: var(--c-muted); text-align: right; }
.tech-info { font-size: .85rem; }
.tech-info pre { white-space: pre-wrap; word-break: break-word; background: var(--c-surface-2); border: 1px solid var(--c-border); padding: 8px; border-radius: var(--radius); font-size: .8rem; }
.sla-list { margin: 0; padding-left: 1.2em; }
.sla-list li + li { margin-top: 4px; }
.ticket-body { white-space: pre-wrap; word-break: break-word; background: var(--c-surface-2); border: 1px solid var(--c-border); border-radius: var(--radius); padding: 10px 12px; }
.ticket-meta { display: grid; grid-template-columns: max-content 1fr; gap: 4px 14px; margin: 0 0 12px; }
.ticket-meta dt { color: var(--c-muted); font-weight: 550; }
.ticket-meta dd { margin: 0; word-break: break-word; }
.ticket-thread { list-style: none; padding: 0; margin: 0 0 12px; }
.ticket-thread li { border-left: 3px solid var(--c-border-strong); padding: 4px 0 4px 12px; margin-bottom: 10px; }
.ticket-thread li.from-support { border-left-color: var(--c-accent); }
.status-open { background: #eef4ff; color: #274b8f; border-color: #cbd9f5; }
.status-in_progress { background: #fff7e6; color: #6b4000; border-color: #f3d19c; }
.status-resolved { background: #e9f7ef; color: #0f5a2a; border-color: #b7e1c6; }
.status-closed { background: var(--c-surface-2); color: var(--c-text-2); }
.tickets-table td { vertical-align: middle; }

/* ---------- legal ---------- */
.legal-nav { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 14px; }
.legal-nav a[aria-current] { background: var(--c-primary-soft); border-color: #a9c3e2; color: var(--c-primary); font-weight: 650; }
.legal-wrap { max-width: 980px; }
.lic-prose { max-width: none; }
.lic-table td { font-size: .88rem; }
.lic-table td:first-child { font-weight: 600; }
.lic-filter { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin: 8px 0; }
.lic-filter input { flex: 1 1 240px; max-width: 360px; }
.licence-text { white-space: pre-wrap; word-break: break-word; font-size: .82rem; background: var(--c-surface); border: 1px solid var(--c-border); padding: 12px; border-radius: var(--radius); }
.source-card { margin-bottom: 12px; }
.source-card h3 { margin-bottom: 4px; }
.source-card dl { display: grid; grid-template-columns: max-content 1fr; gap: 4px 12px; margin: 6px 0 0; font-size: .9rem; }
.source-card dt { color: var(--c-muted); }
.source-card dd { margin: 0; word-break: break-word; }

/* ---------- footer partial ---------- */
.site-footer { margin-top: 32px; padding-top: 12px; border-top: 1px solid var(--c-border); font-size: .82rem; color: var(--c-muted); }
.site-footer nav { display: flex; flex-wrap: wrap; gap: 4px 14px; margin-bottom: 4px; }
.site-footer a { color: var(--c-text-2); }

/* ---------- responsive ---------- */
@media (max-width: 1100px) {
  .support-grid { grid-template-columns: 1fr; }
}
@media (max-width: 860px) {
  .help-layout { grid-template-columns: 1fr; gap: 12px; }
  .help-nav { position: static; max-height: none; }
  .help-onpage ul { columns: 1; }
}
@media (max-width: 560px) {
  .help-prose { font-size: .95rem; }
  .help-cards { grid-template-columns: 1fr; }
  .help-group-list { grid-template-columns: 1fr; }
  .ticket-meta { grid-template-columns: 1fr; }
  .tickets-table .col-kind { display: none; }
  .tickets-table td, .tickets-table th { padding: 6px 6px; }
  .ticket-meta dt { margin-top: 4px; }
  .source-card dl { grid-template-columns: 1fr; }
  .help-pager { flex-direction: column; }
}

/* ---------- print (TS 2.14) ---------- */
@media print {
  .help-layout { display: block; }
  .help-nav, .help-pager, .help-feedback, .copy-code, .fn-tools, .fn-groups, .help-page-tools, .site-footer nav { display: none !important; }
  .help-prose pre { background: #f4f4f4 !important; color: #000 !important; border: 1px solid #bbb; white-space: pre-wrap; }
  .help-prose h2 { break-after: avoid; }
  .fn-card, .help-prose table, .help-prose pre, .help-prose blockquote { break-inside: avoid; }
  .help-prose a.ext::after { content: " (" attr(href) ")"; font-size: .8em; }
  /* quick-reference card: two columns, compact, fits one A4 page */
  .help-printable { font-size: 9pt; line-height: 1.35; columns: 2; column-gap: 7mm; max-width: none; }
  .help-printable h1 { font-size: 13pt; column-span: all; margin: 0 0 4px; }
  .help-printable > p:first-of-type { column-span: all; margin-bottom: 6px; }
  .help-printable h2 { font-size: 10.5pt; margin: 8px 0 3px; padding-top: 2px; break-after: avoid; }
  .help-printable p, .help-printable ul { margin: 0 0 4px; }
  .help-printable .table-wrap { margin: 0 0 4px; overflow: visible; }
  .help-printable table.data { font-size: 8.5pt; }
  .help-printable table.data td, .help-printable table.data th { padding: 1px 4px; }
  .help-printable code { font-size: 8.5pt; padding: 0 2px; border: 0; }
  .support-side, .support-form { display: none !important; }
}
/* data-source licence notices (/legal/licences) */
.src-notice { overflow-wrap: anywhere; }
@media (max-width: 560px) { .source-card dl { grid-template-columns: 1fr; } .source-card dd { margin-left: 0; } }