/* Information Hub — full-width layout aligned with site premium styles */
html,
body,
.page-wrapper {
  background: #ffffff;
}

.hub-hero {
  padding-top: 6.5rem;
  padding-bottom: 2.75rem;
  background: linear-gradient(180deg, #f8f9ff 0%, #ffffff 55%);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

@media (min-width: 992px) {
  .hub-hero {
    padding-top: 7.5rem;
    padding-bottom: 3.25rem;
  }
}

.hub-kicker {
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hub-page-title {
  font-size: clamp(1.85rem, 4.2vw, 2.75rem);
  line-height: 1.12;
  letter-spacing: -0.02em;
}

.hub-lead {
  font-size: 1.1rem;
  line-height: 1.65;
  max-width: 52rem;
}

.hub-hero--article .hub-lead {
  max-width: 46rem;
}

.hub-content {
  font-size: 1.0625rem;
  line-height: 1.8;
  color: #4a4a4a;
}

.hub-content h2 {
  color: #1a1a1a;
  font-size: clamp(1.25rem, 2vw, 1.5rem);
  font-weight: 700;
  margin-top: 2.5rem;
  margin-bottom: 0.85rem;
}

.hub-content h2:first-child {
  margin-top: 0;
}

.hub-content ul {
  padding-left: 1.35rem;
  margin-bottom: 1.25rem;
}

.hub-content li {
  margin-bottom: 0.55rem;
}

.hub-content a {
  font-weight: 600;
}

.hub-article-wrap {
  background: #fff;
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 1.25rem;
  padding: clamp(1.5rem, 3vw, 2.5rem) clamp(1.25rem, 4vw, 3rem);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.04);
}

.hub-block {
  margin-bottom: 3rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

.hub-block:last-of-type {
  border-bottom: none;
}

.hub-block__header {
  margin-bottom: 1.75rem;
  padding: 1.25rem 1.5rem;
  border-radius: 1rem;
  background: linear-gradient(135deg, #f8f9ff 0%, #ffffff 100%);
  border: 1px solid rgba(73, 40, 253, 0.12);
}

.hub-block__title {
  font-size: clamp(1.35rem, 2.5vw, 1.75rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 0 0 0.5rem;
  color: #1a1a1a;
}

.hub-block__lead {
  margin: 0;
  color: #6c757d;
  font-size: 1rem;
  line-height: 1.6;
  max-width: 42rem;
}

.hub-article-category-heading {
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--bs-primary);
  margin: 0 0 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid rgba(73, 40, 253, 0.15);
}

.hub-supporting-strip {
  padding: 2rem 0 0.5rem;
  background: #fafbff;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.hub-supporting-strip__grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.hub-supporting-strip__link {
  display: inline-flex;
  align-items: center;
  padding: 0.45rem 1rem;
  border-radius: 999px;
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
  color: #212529;
  background: #fff;
  border: 1px solid rgba(0, 0, 0, 0.1);
  transition: border-color 0.2s, color 0.2s, box-shadow 0.2s;
}

.hub-supporting-strip__link:hover {
  color: var(--bs-primary);
  border-color: var(--bs-primary);
  box-shadow: 0 4px 14px rgba(73, 40, 253, 0.1);
}

.hub-supporting-strip__link--primary {
  background: var(--bs-primary);
  color: #fff;
  border-color: var(--bs-primary);
}

.hub-supporting-strip__link--primary:hover {
  color: #fff;
  opacity: 0.92;
}

.hub-cta {
  background: linear-gradient(135deg, #4928fd 0%, #3918ed 100%);
  border-radius: 1.25rem;
  padding: clamp(1.75rem, 4vw, 2.5rem);
}

.hub-back {
  font-size: 0.95rem;
}

.hub-back a {
  text-decoration: none;
  font-weight: 600;
}

.hub-back a:hover {
  color: var(--bs-primary) !important;
}

.hub-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 0.85rem;
}

@media (min-width: 1200px) {
  .hub-grid {
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  }
}

.hub-card {
  display: block;
  padding: 1rem 1.15rem;
  border-radius: 1rem;
  background: #fff;
  border: 1px solid rgba(0, 0, 0, 0.07);
  text-decoration: none;
  color: #212529;
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
  height: 100%;
}

.hub-card:hover {
  transform: translateY(-3px);
  border-color: var(--bs-primary);
  box-shadow: 0 12px 28px rgba(73, 40, 253, 0.12);
  color: var(--bs-primary);
}

.hub-card-title {
  font-weight: 700;
  font-size: 0.95rem;
  line-height: 1.35;
  display: block;
}

.hub-card-meta {
  font-size: 0.8rem;
  color: #6c757d;
  margin-top: 0.35rem;
  display: block;
}

.hub-search-wrap {
  position: relative;
  max-width: 560px;
}

.hub-search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.25rem;
  color: #6c757d;
  pointer-events: none;
}

.hub-search-input {
  padding-left: 2.75rem;
  border-radius: 999px;
  border: 1px solid rgba(0, 0, 0, 0.1);
}

.featured-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.45rem 0.95rem;
  border-radius: 999px;
  background: #fff;
  border: 1px solid rgba(0, 0, 0, 0.08);
  text-decoration: none;
  color: #212529;
  font-size: 0.9rem;
  transition: border-color 0.2s, color 0.2s, box-shadow 0.2s;
}

.featured-pill:hover {
  border-color: var(--bs-primary);
  color: var(--bs-primary);
  box-shadow: 0 6px 16px rgba(73, 40, 253, 0.1);
}

.hub-toc {
  max-height: calc(100vh - 120px);
  overflow-y: auto;
  padding: 1rem 1.1rem;
  background: #f8f9fa;
  border-radius: 1rem;
  border: 1px solid rgba(0, 0, 0, 0.06);
}

.toc-link {
  font-size: 0.84rem;
  text-decoration: none;
  color: #495057;
  padding: 0.25rem 0;
  line-height: 1.35;
}

.toc-link:hover {
  color: var(--bs-primary);
}

.hub-section {
  scroll-margin-top: 100px;
  padding-bottom: 2.25rem;
  margin-bottom: 2.25rem;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.hub-section:last-child {
  border-bottom: 0;
  margin-bottom: 0;
  padding-bottom: 0;
}

.hub-page-link {
  display: block;
  padding: 0.6rem 0.85rem;
  border-radius: 0.65rem;
  background: #fff;
  border: 1px solid rgba(0, 0, 0, 0.06);
  text-decoration: none;
  color: #212529;
  font-size: 0.88rem;
  line-height: 1.4;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}

.hub-page-link:hover {
  border-color: var(--bs-primary);
  color: var(--bs-primary);
  background: #f8f9ff;
}

.hub-page-link.is-hidden,
.hub-section.is-hidden {
  display: none !important;
}

.hub-notice {
  background: #fff;
  border: 1px solid #eef0ff;
  border-left: 4px solid var(--bs-primary);
  border-radius: 0.75rem;
  padding: 1rem 1.25rem;
  max-width: 52rem;
}

.hub-index-body {
  background: #fafbfc;
}

.hub-index-body .hub-sections {
  background: #fff;
  border-radius: 1.25rem;
  border: 1px solid rgba(0, 0, 0, 0.06);
  padding: clamp(1.25rem, 3vw, 2rem);
  box-shadow: 0 8px 40px rgba(15, 23, 42, 0.04);
}

/* —— Information Hub index (professional landing) —— */
.hub-index-hero {
  position: relative;
  padding-top: 6.75rem;
  padding-bottom: 3rem;
  overflow: hidden;
  background: linear-gradient(135deg, #f3f0ff 0%, #faf9e4 42%, #ffffff 100%);
  border-bottom: 1px solid rgba(73, 40, 253, 0.08);
}

@media (min-width: 992px) {
  .hub-index-hero {
    padding-top: 7.75rem;
    padding-bottom: 3.5rem;
  }
}

.hub-index-hero__glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  pointer-events: none;
  opacity: 0.45;
}

.hub-index-hero__glow--1 {
  width: 280px;
  height: 280px;
  background: #4928fd;
  top: -80px;
  right: 10%;
}

.hub-index-hero__glow--2 {
  width: 220px;
  height: 220px;
  background: #f5e642;
  bottom: -40px;
  left: 5%;
}

.hub-index-hero .hub-page-title {
  font-size: clamp(2rem, 4.5vw, 3.15rem);
  max-width: 18ch;
}

.hub-index-hero .hub-lead {
  max-width: 38rem;
  font-size: 1.125rem;
}

.hub-index-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(73, 40, 253, 0.15);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--bs-primary);
  backdrop-filter: blur(6px);
}

.hub-index-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.hub-index-actions .btn {
  padding: 0.65rem 1.35rem;
  font-weight: 600;
}

.hub-index-search-card {
  background: #fff;
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 1.25rem;
  padding: 1.25rem 1.35rem;
  box-shadow: 0 16px 48px rgba(73, 40, 253, 0.1);
  max-width: 100%;
}

.hub-index-search-card .hub-search-wrap {
  max-width: none;
}

.hub-index-search-card .hub-search-input {
  border: 1px solid rgba(0, 0, 0, 0.1);
  background: #f8f9fc;
  padding-top: 0.85rem;
  padding-bottom: 0.85rem;
}

.hub-index-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.85rem;
}

.hub-stat-card {
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: 1.15rem;
  padding: 1.15rem 1.2rem;
  box-shadow: 0 8px 28px rgba(15, 23, 42, 0.06);
  backdrop-filter: blur(8px);
  height: 100%;
}

.hub-stat-card__value {
  display: block;
  font-size: clamp(1.5rem, 3vw, 1.85rem);
  font-weight: 800;
  line-height: 1.1;
  color: #1a1a1a;
  letter-spacing: -0.03em;
}

.hub-stat-card__label {
  display: block;
  font-size: 0.82rem;
  color: #6c757d;
  margin-top: 0.25rem;
  line-height: 1.35;
}

.hub-stat-card--accent {
  background: linear-gradient(135deg, #4928fd 0%, #5b3dff 100%);
  border-color: transparent;
}

.hub-stat-card--accent .hub-stat-card__value,
.hub-stat-card--accent .hub-stat-card__label {
  color: #fff;
}

.hub-stat-card--accent .hub-stat-card__label {
  opacity: 0.9;
}

.hub-quick-links {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.65rem;
  margin-top: 0.85rem;
}

.hub-quick-link {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.75rem 0.9rem;
  border-radius: 1rem;
  background: #fff;
  border: 1px solid rgba(0, 0, 0, 0.07);
  text-decoration: none;
  color: #212529;
  font-size: 0.88rem;
  font-weight: 600;
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
}

.hub-quick-link:hover {
  border-color: var(--bs-primary);
  color: var(--bs-primary);
  box-shadow: 0 8px 20px rgba(73, 40, 253, 0.12);
  transform: translateY(-2px);
}

.hub-quick-link iconify-icon {
  font-size: 1.35rem;
  color: var(--bs-primary);
  flex-shrink: 0;
}

.hub-index-notice {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  padding: 0.9rem 1rem;
  border-radius: 0.85rem;
  background: rgba(255, 255, 255, 0.75);
  border: 1px solid rgba(73, 40, 253, 0.12);
  font-size: 0.92rem;
  line-height: 1.55;
  max-width: 38rem;
}

.hub-index-notice iconify-icon {
  font-size: 1.25rem;
  color: var(--bs-primary);
  flex-shrink: 0;
  margin-top: 0.1rem;
}

.hub-featured-section {
  padding: 2.5rem 0;
  background: #fff;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.hub-featured-section__head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.hub-featured-section__head h2 {
  font-size: clamp(1.25rem, 2.5vw, 1.5rem);
  font-weight: 700;
  margin: 0;
}

.hub-featured-section__head p {
  margin: 0.35rem 0 0;
  color: #6c757d;
  font-size: 0.95rem;
}

.hub-feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 0.85rem;
}

@media (min-width: 1200px) {
  .hub-feature-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.hub-feature-card {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  padding: 1rem 1.1rem;
  border-radius: 1rem;
  background: #fafbfc;
  border: 1px solid rgba(0, 0, 0, 0.06);
  text-decoration: none;
  color: #212529;
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s, background 0.2s;
  min-height: 100%;
}

.hub-feature-card:hover {
  background: #fff;
  border-color: rgba(73, 40, 253, 0.35);
  box-shadow: 0 12px 32px rgba(73, 40, 253, 0.1);
  transform: translateY(-3px);
  color: var(--bs-primary);
}

.hub-feature-card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.75rem;
  background: linear-gradient(135deg, #ede9ff 0%, #f5f3ff 100%);
  color: var(--bs-primary);
  flex-shrink: 0;
}

.hub-feature-card__icon iconify-icon {
  font-size: 1.35rem;
}

.hub-feature-card__title {
  display: block;
  font-weight: 700;
  font-size: 0.9rem;
  line-height: 1.35;
}

.hub-feature-card__count {
  display: block;
  font-size: 0.78rem;
  color: #6c757d;
  margin-top: 0.2rem;
}

.hub-feature-card:hover .hub-feature-card__count {
  color: var(--bs-primary);
  opacity: 0.85;
}

.hub-index-body {
  padding: 2.5rem 0 3.5rem;
}

.hub-toc {
  top: 6rem;
  padding: 1.15rem 1.2rem;
  background: #fff;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.04);
}

.hub-toc__title {
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #6c757d;
  margin-bottom: 0.75rem;
}

.hub-toc-nav {
  max-height: calc(100vh - 7.5rem);
  overflow-y: auto;
  padding-right: 0.25rem;
}

.toc-link {
  display: block;
  padding: 0.35rem 0.5rem;
  border-radius: 0.5rem;
  transition: background 0.15s, color 0.15s;
}

.toc-link:hover {
  background: #f3f0ff;
}

.hub-section__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 1.15rem;
  padding-bottom: 0.85rem;
  border-bottom: 2px solid #f3f0ff;
}

.hub-section__title-wrap {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.hub-section__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.35rem;
  height: 2.35rem;
  border-radius: 0.65rem;
  background: var(--bs-primary);
  color: #fff;
  flex-shrink: 0;
}

.hub-section__icon iconify-icon {
  font-size: 1.15rem;
}

.hub-section__title {
  font-size: 1.15rem;
  font-weight: 700;
  margin: 0;
  line-height: 1.3;
}

.hub-section__meta {
  font-size: 0.8rem;
  color: #6c757d;
  margin: 0.15rem 0 0;
}

.hub-page-link {
  padding: 0.7rem 1rem;
  font-size: 0.9rem;
  border-radius: 0.75rem;
}

.hub-index-cta {
  margin-top: 2rem;
  padding: clamp(2rem, 4vw, 2.75rem);
  border-radius: 1.35rem;
  background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
  color: #fff;
  text-align: center;
}

.hub-index-cta h2 {
  font-size: clamp(1.35rem, 3vw, 1.75rem);
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.hub-index-cta p {
  opacity: 0.85;
  max-width: 32rem;
  margin: 0 auto 1.25rem;
}

.hub-mobile-toc {
  margin-bottom: 1.25rem;
}

@media (min-width: 992px) {
  .hub-mobile-toc {
    display: none;
  }
}