/*
 * GoACPros AC Hub presentation layer.
 * Shared article and archive components only; no article-specific copy.
 */

.goacpros-ac-hub-view {
  --ac-hub-content-width: 760px;
  --ac-hub-wide-width: 1180px;
  --ac-hub-danger: #e85d4a;
}

.ac-hub-main {
  min-height: 50vh;
  overflow: clip;
}

.ac-hub-wrap,
.ac-hub-article-wrap {
  width: min(var(--ac-hub-content-width), calc(100% - 40px));
  margin-inline: auto;
}

.ac-hub-wide-wrap {
  width: min(var(--ac-hub-wide-width), calc(100% - 40px));
  margin-inline: auto;
}

.ac-hub-breadcrumb {
  padding-top: 20px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
}

.ac-hub-breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.ac-hub-breadcrumb li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.ac-hub-breadcrumb li:not(:last-child)::after {
  content: "›";
  opacity: 0.5;
}

.ac-hub-breadcrumb a {
  color: var(--muted);
  text-decoration: underline;
  text-decoration-color: var(--border);
  text-underline-offset: 3px;
}

.ac-hub-breadcrumb a:hover {
  color: var(--text);
  text-decoration-color: var(--accent);
}

.ac-hub-hero {
  padding: 48px 0 40px;
}

.ac-hub-category {
  display: block;
  margin-bottom: 18px;
  color: var(--accent-ink);
  font-size: 12px;
  font-weight: 750;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.ac-hub-title {
  max-width: 720px;
  margin: 0;
  font-size: clamp(32px, 4.5vw, 48px);
  line-height: 1.1;
  letter-spacing: -0.055em;
}

.ac-hub-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  margin-top: 20px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 600;
}

.ac-hub-glance {
  margin-bottom: 48px;
  padding: 28px 32px;
  border: 1px solid var(--border);
  border-radius: 22px;
  background: var(--surface);
}

.ac-hub-glance-title {
  margin: 0 0 18px;
  color: var(--accent-ink);
  font-size: 13px;
  font-weight: 750;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.ac-hub-glance-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.ac-hub-glance-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.ac-hub-glance-item::before {
  width: 6px;
  height: 6px;
  margin-top: 8px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--accent);
  content: "";
}

.ac-hub-glance-item p {
  margin: 0;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.55;
}

.ac-hub-glance-item strong {
  color: var(--text);
}

.ac-hub-article-body {
  padding-bottom: 48px;
}

.ac-hub-article-body > :first-child {
  margin-top: 0;
}

.ac-hub-article-body h2 {
  margin: 48px 0 16px;
  font-size: 26px;
  line-height: 1.2;
  letter-spacing: -0.045em;
}

.ac-hub-article-body h3 {
  margin: 32px 0 12px;
  font-size: 20px;
  line-height: 1.3;
  letter-spacing: -0.03em;
}

.ac-hub-article-body p,
.ac-hub-article-body li {
  color: var(--muted);
  font-size: 16.5px;
  line-height: 1.72;
}

.ac-hub-article-body p {
  margin: 0 0 18px;
}

.ac-hub-article-body ul,
.ac-hub-article-body ol {
  margin: 0 0 18px;
  padding-left: 24px;
}

.ac-hub-article-body li {
  margin-bottom: 8px;
}

.ac-hub-article-body strong {
  color: var(--text);
  font-weight: 700;
}

.ac-hub-article-body a {
  color: var(--accent-ink);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.ac-hub-callout {
  margin: 28px 0;
  padding: 22px 24px;
  border-left: 3px solid var(--accent);
  border-radius: 0 14px 14px 0;
  background: var(--surface-soft);
}

.ac-hub-callout.is-warning {
  border-left-color: var(--ac-hub-danger);
}

.ac-hub-callout-label {
  margin: 0 0 10px;
  color: var(--accent-ink);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.ac-hub-callout.is-warning .ac-hub-callout-label {
  color: var(--ac-hub-danger);
}

.ac-hub-callout p:last-child {
  margin-bottom: 0;
}

.ac-hub-stat {
  display: flex;
  align-items: center;
  gap: 20px;
  margin: 28px 0;
  padding: 22px 26px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: var(--surface);
}

.ac-hub-stat-value {
  flex: 0 0 auto;
  color: var(--accent);
  font-size: 36px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.03em;
}

.ac-hub-stat-copy {
  margin: 0;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.55;
}

.ac-hub-table-wrap {
  margin: 28px 0;
  overflow-x: auto;
  border-radius: 14px;
  -webkit-overflow-scrolling: touch;
}

.ac-hub-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 14.5px;
}

.ac-hub-table th {
  padding: 14px 16px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font-size: 13px;
  font-weight: 750;
  letter-spacing: 0.04em;
  text-align: left;
}

.ac-hub-table td {
  padding: 14px 16px;
  border: 1px solid var(--border);
  color: var(--muted);
  line-height: 1.5;
  vertical-align: top;
}

.ac-hub-table tbody tr:nth-child(even) td {
  background: var(--surface-soft);
}

.ac-hub-faq {
  margin-top: 48px;
  padding-top: 48px;
  border-top: 1px solid var(--border);
}

.ac-hub-faq h2 {
  margin: 0 0 24px;
  font-size: 24px;
  letter-spacing: -0.04em;
}

.ac-hub-faq-list {
  border-top: 1px solid var(--border);
}

.ac-hub-faq-item {
  border-bottom: 1px solid var(--border);
}

.ac-hub-faq-question {
  display: flex;
  width: 100%;
  min-height: 44px;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 18px 4px;
  border: 0;
  background: transparent;
  color: var(--text);
  cursor: pointer;
  font: inherit;
  font-size: 16px;
  font-weight: 650;
  letter-spacing: -0.02em;
  text-align: left;
}

.ac-hub-faq-mark {
  color: var(--accent-ink);
  font-size: 18px;
  font-weight: 700;
  transition: transform 0.2s ease;
}

.ac-hub-faq-question[aria-expanded="true"] .ac-hub-faq-mark {
  transform: rotate(45deg);
}

.ac-hub-faq-answer {
  max-width: 640px;
  margin: 0;
  padding: 0 4px 20px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.7;
}

.ac-hub-related {
  margin-top: 48px;
  padding: 48px 0;
  border-top: 1px solid var(--border);
}

.ac-hub-related h2 {
  margin: 0 0 24px;
  font-size: 22px;
  letter-spacing: -0.04em;
}

.ac-hub-related-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.ac-hub-related-card,
.ac-hub-archive-card {
  display: block;
  padding: 22px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: var(--surface);
  transition: border-color 0.15s ease, transform 0.15s ease;
}

.ac-hub-related-card:hover,
.ac-hub-archive-card:hover {
  border-color: var(--accent);
  transform: translateY(-1px);
}

.ac-hub-related-card h3,
.ac-hub-archive-card h2 {
  margin: 0 0 8px;
  color: var(--text);
  font-size: 17px;
  line-height: 1.3;
  letter-spacing: -0.02em;
}

.ac-hub-related-card p,
.ac-hub-archive-card p {
  margin: 0;
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1.55;
}

.ac-hub-source {
  margin-top: 32px;
  padding: 24px 0;
  border-top: 1px solid var(--border);
}

.ac-hub-source p {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.6;
}

.ac-hub-soft-cta {
  padding: 48px 0 64px;
  border-top: 1px solid var(--border);
  text-align: center;
}

.ac-hub-soft-cta > p:first-child {
  max-width: 540px;
  margin: 0 auto 24px;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.65;
}

.ac-hub-cta-note {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
}

.ac-hub-archive-hero {
  padding: 72px 0 40px;
}

.ac-hub-archive-title {
  max-width: 760px;
  margin: 0;
  font-size: clamp(42px, 6vw, 72px);
  line-height: 1.02;
  letter-spacing: -0.06em;
}

.ac-hub-archive-intro {
  max-width: 680px;
  margin: 20px 0 0;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.65;
}

.ac-hub-archive-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  padding: 0 0 72px;
}

.ac-hub-archive-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  margin-bottom: 12px;
  color: var(--accent-ink);
  font-size: 11px;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.ac-hub-pagination {
  padding: 0 0 72px;
}

.ac-hub-pagination .nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.ac-hub-pagination a,
.ac-hub-pagination .current {
  display: inline-flex;
  min-width: 44px;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface);
}

.ac-hub-pagination .current {
  border-color: var(--accent);
  color: var(--accent-ink);
}

.ac-hub-empty {
  margin-bottom: 72px;
  padding: 32px;
  border: 1px solid var(--border);
  border-radius: 22px;
  background: var(--surface);
}

[data-ac-hub-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.3s ease-out, transform 0.3s ease-out;
}

[data-ac-hub-reveal].is-visible {
  opacity: 1;
  transform: none;
}

:is(.ac-hub-main a, .ac-hub-main button, .ac-hub-main [tabindex]):focus-visible {
  outline: 3px solid var(--focus-outer);
  outline-offset: 2px;
}

@media (max-width: 900px) {
  .ac-hub-archive-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .ac-hub-glance {
    padding: 24px 20px;
  }

  .ac-hub-glance-grid,
  .ac-hub-related-grid,
  .ac-hub-archive-grid {
    grid-template-columns: 1fr;
  }

  .ac-hub-stat {
    align-items: flex-start;
    flex-direction: column;
  }

  .ac-hub-table {
    min-width: 560px;
  }

  .ac-hub-archive-hero {
    padding-top: 56px;
  }
}

@media (prefers-reduced-motion: reduce) {
  [data-ac-hub-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .ac-hub-related-card:hover,
  .ac-hub-archive-card:hover {
    transform: none;
  }
}

/* Gate 060 native template additions. */
.ac-hub-article {
  margin: 0;
}

.ac-hub-archive-card {
  padding: 0;
}

.ac-hub-archive-card-link {
  display: block;
  height: 100%;
  padding: 22px;
  color: inherit;
  text-decoration: none;
}

.ac-hub-archive-card-link:focus-visible,
.ac-hub-related-card:focus-visible {
  outline: 3px solid var(--focus-outer);
  outline-offset: 3px;
}

.ac-hub-empty h2 {
  margin-top: 0;
}

.ac-hub-empty p {
  margin-bottom: 0;
  color: var(--muted);
  line-height: 1.65;
}

@media (max-width: 760px) {
  .ac-hub-breadcrumb li:last-child {
    width: 100%;
  }

  .ac-hub-soft-cta .button {
    width: 100%;
  }
}