:root {
  --bg: #06060b;
  --bg-glass: rgba(18, 18, 28, 0.72);
  --bg-card: rgba(22, 22, 34, 0.85);
  --border: rgba(255, 255, 255, 0.08);
  --text: #ececf1;
  --text-muted: #8e8ea0;
  --accent: #6366f1;
  --accent-2: #22d3ee;
  --accent-glow: rgba(99, 102, 241, 0.3);
  --radius: 16px;
  --font: "Inter", system-ui, sans-serif;
  --mono: "JetBrains Mono", monospace;
  --header-h: 64px;
}

*,
*::before,
*::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  min-height: 100dvh;
}

.bg-grid {
  position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background-image:
    linear-gradient(rgba(99,102,241,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99,102,241,0.04) 1px, transparent 1px);
  background-size: 40px 40px;
}

.bg-glow {
  position: fixed; top: -20%; left: 50%; transform: translateX(-50%);
  width: 70vw; height: 40vh;
  background: radial-gradient(ellipse, var(--accent-glow), transparent 70%);
  pointer-events: none; z-index: 0;
  animation: glow 8s ease-in-out infinite;
}

@keyframes glow {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}

.glass {
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border);
}

.header {
  position: sticky; top: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  height: var(--header-h); padding: 0 1.25rem;
}

.header__brand {
  display: flex; align-items: center; gap: 0.5rem;
  text-decoration: none; color: var(--text); font-weight: 700;
}

.header__logo { color: var(--accent-2); }

.header__nav { display: flex; gap: 1rem; }
.header__nav a {
  color: var(--text-muted); text-decoration: none; font-size: 0.9rem;
  transition: color 0.2s;
}
.header__nav a:hover { color: var(--accent-2); }

.main {
  position: relative; z-index: 1;
  max-width: 1100px; margin: 0 auto;
  padding: 1.5rem 1.25rem 3rem;
}

.footer {
  position: relative; z-index: 1;
  text-align: center; padding: 1rem;
  font-size: 0.8rem; color: var(--text-muted);
  margin-top: 2rem;
}
.footer__nav { margin-bottom: 0.5rem; }
.footer__nav a { color: var(--text-muted); text-decoration: none; }
.footer__nav a:hover { color: var(--accent-2); text-decoration: underline; }

.page-legal .prose a { color: var(--accent-2); }

/* Hero */
.hero { text-align: center; padding: 2rem 0 1.5rem; animation: fadeUp 0.6s ease; }
.hero__title {
  font-size: clamp(1.5rem, 4vw, 2.2rem); font-weight: 700;
  background: linear-gradient(135deg, var(--text), var(--accent-2));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero__sub { color: var(--text-muted); margin-top: 0.5rem; font-size: 0.95rem; }
.hero__count { margin-top: 0.75rem; font-size: 0.85rem; color: var(--accent); }

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Filters */
.filters {
  padding: 1rem; border-radius: var(--radius);
  margin-bottom: 1.5rem; display: flex; flex-direction: column; gap: 0.75rem;
}

.filters__row { display: flex; gap: 0.5rem; flex-wrap: wrap; }

.input, .select {
  width: 100%; padding: 0.7rem 1rem;
  font-family: inherit; font-size: 0.9rem;
  background: rgba(0,0,0,0.35); border: 1px solid var(--border);
  border-radius: 10px; color: var(--text); outline: none;
}
.input:focus, .select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.select { cursor: pointer; max-width: 240px; }

.btn {
  padding: 0.6rem 1.1rem; font-family: inherit; font-size: 0.85rem;
  font-weight: 600; border-radius: 10px; border: none; cursor: pointer;
  transition: transform 0.15s, box-shadow 0.2s;
}
.btn:active { transform: scale(0.97); }
.btn--ghost {
  background: transparent; color: var(--text-muted);
  border: 1px solid var(--border);
}
.btn--ghost:hover { color: var(--text); border-color: var(--accent); }
.btn--primary {
  background: linear-gradient(135deg, var(--accent), #8b5cf6);
  color: #fff; box-shadow: 0 4px 20px var(--accent-glow);
}
.btn--accent {
  background: linear-gradient(135deg, var(--accent-2), #06b6d4);
  color: #0a0a0f;
}

/* Cards */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.25rem;
}

.card {
  border-radius: var(--radius);
  background: var(--bg-card);
  border: 1px solid var(--border);
  overflow: hidden;
  transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
  animation: fadeUp 0.5s ease backwards;
}

.card:hover {
  transform: translateY(-4px);
  border-color: rgba(99,102,241,0.4);
  box-shadow: 0 12px 40px rgba(0,0,0,0.4);
}

.card__link {
  display: block; padding: 1.25rem; text-decoration: none; color: inherit;
}

.card__category {
  font-size: 0.7rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.06em; color: var(--accent-2);
}

.card__title {
  font-size: 1.1rem; font-weight: 600; margin: 0.5rem 0;
  line-height: 1.4;
}

.card__summary {
  font-size: 0.85rem; color: var(--text-muted);
  display: -webkit-box; -webkit-line-clamp: 3;
  -webkit-box-orient: vertical; overflow: hidden;
}

.card__tags { display: flex; flex-wrap: wrap; gap: 0.35rem; margin-top: 0.5rem; padding: 0 1rem 1rem; }
.card__tags .tag { text-decoration: none; }
.card__tags .tag:hover { border-color: var(--accent); color: var(--accent-2); }

.tag {
  font-size: 0.7rem; padding: 0.2rem 0.55rem;
  background: rgba(99,102,241,0.15); color: var(--accent);
  border-radius: 999px; text-decoration: none;
}

.card__date {
  font-size: 0.75rem;
  color: var(--text-muted);
}
.card__updated {
  font-size: 0.75rem;
  color: var(--accent-2);
}

.card[hidden] { display: none; }

.empty { text-align: center; color: var(--text-muted); padding: 2rem; grid-column: 1 / -1; }

/* Article page */
.article-page {
  max-width: 720px; margin: 0 auto;
  padding: 2rem; border-radius: var(--radius);
  animation: fadeUp 0.5s ease;
}

.article-page__category {
  font-size: 0.75rem; font-weight: 700; color: var(--accent-2);
  text-transform: uppercase; letter-spacing: 0.08em;
}

.article-page__title {
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 700; margin: 0.5rem 0 1rem;
  line-height: 1.3;
}

.article-page__summary {
  font-size: 1rem; color: var(--text-muted);
  margin-bottom: 1rem; padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}

.article-page__meta {
  display: flex; flex-wrap: wrap; gap: 0.75rem;
  align-items: center; font-size: 0.85rem; color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.article-page__labels {
  display: flex; flex-wrap: wrap; gap: 0.5rem; align-items: center; margin-bottom: 0.5rem;
}

.article-page__episode {
  font-size: 0.75rem; font-weight: 600; color: var(--accent);
  background: rgba(56,189,248,0.12); padding: 0.2rem 0.55rem; border-radius: 999px;
}

.article-page__reading {
  color: var(--accent-2); font-weight: 500;
}

.article-page__updated { color: var(--accent-2); font-size: 0.8rem; }
.article-page__published { color: var(--text-muted); font-size: 0.8rem; }
.article-page__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.85rem;
  align-items: center;
}

.article-page__tags { display: flex; flex-wrap: wrap; gap: 0.35rem; }

.toc {
  margin: 0 0 1.5rem; padding: 1rem 1.1rem;
  background: rgba(15,23,42,0.45); border: 1px solid var(--border);
  border-radius: var(--radius);
}

.toc__title { font-size: 0.85rem; font-weight: 600; margin-bottom: 0.6rem; color: var(--accent-2); }

.toc__list {
  margin: 0; padding-left: 1.1rem; font-size: 0.88rem; line-height: 1.7;
}

.toc__item--h3 { margin-left: 0.75rem; font-size: 0.82rem; }

.toc__list a { color: var(--text); text-decoration: none; }
.toc__list a:hover { color: var(--accent-2); text-decoration: underline; }

.card__meta-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
  align-items: center;
  gap: 0.35rem 0.75rem;
  margin-top: 0.65rem;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.card__read { color: var(--accent-2); white-space: nowrap; }

.prose h2[id], .prose h3[id] { scroll-margin-top: 5rem; }

.article-page__conclusion {
  margin-top: 2rem; padding: 1.25rem;
  background: rgba(99,102,241,0.1);
  border-radius: var(--radius);
  border-left: 3px solid var(--accent);
}

.article-page__conclusion h2 { font-size: 1rem; margin-bottom: 0.5rem; }

.article-page__foot { margin-top: 2rem; }

/* Prose */
.prose h2 { font-size: 1.2rem; margin: 1.5rem 0 0.6rem; }
.prose h3 { font-size: 1.05rem; margin: 1.2rem 0 0.5rem; color: var(--accent-2); }
.prose p { margin-bottom: 0.85rem; font-size: 0.95rem; }
.prose ul, .prose ol { margin: 0.5rem 0 1rem 1.25rem; }
.prose li { margin-bottom: 0.35rem; }
.prose code {
  font-family: var(--mono); font-size: 0.85em;
  padding: 0.15em 0.4em; background: rgba(0,0,0,0.4);
  border-radius: 6px; color: #a5f3fc;
}
.prose pre {
  font-family: var(--mono); font-size: 0.82rem;
  padding: 1rem; background: rgba(0,0,0,0.45);
  border: 1px solid var(--border); border-radius: 10px;
  overflow-x: auto; margin: 0.75rem 0 1rem;
}

.section-block { margin: 2rem 0; }
.section-block__title { font-size: 1.1rem; margin-bottom: 1rem; color: var(--text-muted); }

.breadcrumb {
  font-size: 0.85rem; color: var(--text-muted); margin-bottom: 1rem;
}
.breadcrumb a { color: var(--accent-2); text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }

.series-nav {
  display: flex; justify-content: space-between; align-items: center;
  gap: 1rem; margin: 2rem 0; padding: 1rem;
  background: var(--bg-card); border-radius: var(--radius);
  border: 1px solid var(--border); font-size: 0.9rem;
}
.series-nav__link { color: var(--accent-2); text-decoration: none; }
.series-nav__center { color: var(--text-muted); }

.internal-suggestions { margin-top: 2rem; }
.internal-suggestions h2 { font-size: 1rem; margin-bottom: 0.75rem; }
.internal-suggestions__list { list-style: none; }
.internal-suggestions__list li { margin-bottom: 0.65rem; }
.internal-suggestions__list a { color: var(--accent-2); text-decoration: none; }
.internal-suggestions__reason {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 0.15rem;
}

.article-page__next {
  margin: 1.5rem 0;
  padding: 1rem 1.25rem;
  background: rgba(99, 102, 241, 0.08);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.article-page__next h2 { font-size: 1rem; margin-bottom: 0.5rem; color: var(--accent-2); }
.article-page__next p { margin: 0; font-size: 0.95rem; }

.related { margin-top: 2rem; }
.related h2 { font-size: 1rem; margin-bottom: 0.75rem; }
.related ul { list-style: none; }
.related a { color: var(--accent-2); }

.episode-list { list-style: none; }
.episode-item {
  display: flex; align-items: center; gap: 0.75rem;
  padding: 0.65rem 0; border-bottom: 1px solid var(--border);
}
.episode-num { font-family: var(--mono); color: var(--accent); font-size: 0.85rem; }
.episode-status { margin-left: auto; font-size: 0.75rem; color: var(--text-muted); }
.episode-item--draft a { color: var(--text-muted); pointer-events: none; }

.faq { margin-top: 2rem; }
.faq details { margin-bottom: 0.5rem; padding: 0.75rem; background: var(--bg-card); border-radius: 8px; }

.ad-slot {
  margin: 1.5rem 0;
  text-align: center;
}
.ad-slot--placeholder {
  padding: 1rem;
  border: 1px dashed var(--border);
  border-radius: 8px;
  color: var(--text-muted);
  font-size: 0.8rem;
}
.ad-slot--live {
  min-height: 90px;
  overflow: hidden;
}
.ad-slot--banner { min-height: 90px; max-width: 728px; margin-left: auto; margin-right: auto; }
.ad-slot--rectangle { min-height: 250px; max-width: 336px; margin-left: auto; margin-right: auto; }
.ad-slot--footer { min-height: 90px; max-width: 728px; margin-left: auto; margin-right: auto; }
.ad-slot--skyscraper { min-height: 250px; max-width: 336px; margin-left: auto; margin-right: auto; }
@media (max-width: 640px) {
  .ad-slot--rectangle,
  .ad-slot--footer,
  .ad-slot--skyscraper {
    min-height: 100px;
    max-width: 100%;
  }
}
.ad-slot--live .adsbygoogle {
  display: block;
  margin: 0 auto;
}

.tag--cloud {
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}
.tag__count {
  font-size: 0.7rem;
  color: var(--text-muted);
  font-family: var(--mono);
}

.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.hero__link {
  color: var(--accent-2);
  text-decoration: none;
  font-size: 0.9rem;
}
.hero__link:hover { text-decoration: underline; }

.section-block__more {
  margin-top: 0.75rem;
  font-size: 0.9rem;
}
.section-block__more a {
  color: var(--accent-2);
  text-decoration: none;
}
.section-block__more a:hover { text-decoration: underline; }

.learning-paths {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}
.learning-path {
  padding: 1rem 1.25rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.learning-path__title { font-size: 1rem; margin-bottom: 0.35rem; }
.learning-path__desc { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 0.75rem; }
.learning-path__steps { display: flex; flex-wrap: wrap; align-items: center; gap: 0.35rem; }
.learning-path__step {
  color: var(--accent-2);
  text-decoration: none;
  font-size: 0.85rem;
  padding: 0.2rem 0.5rem;
  border: 1px solid var(--border);
  border-radius: 999px;
}
.learning-path__step:hover { border-color: var(--accent); }
.learning-path__arrow { color: var(--text-muted); font-size: 0.75rem; }

.topic-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}
.topic-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color 0.2s, transform 0.2s;
}
.topic-card:hover { border-color: var(--accent); transform: translateY(-2px); }
.topic-card__link {
  display: block;
  padding: 1.25rem;
  text-decoration: none;
  color: inherit;
}
.topic-card__meta { font-size: 0.8rem; color: var(--text-muted); margin-top: 0.5rem; display: block; }

.listing-page { padding: 1.5rem; max-width: 960px; margin: 0 auto; }
.listing-page__title { font-size: 1.5rem; margin-bottom: 0.5rem; }
.listing-page__desc { color: var(--text-muted); margin-bottom: 0.25rem; }
.listing-page__count { font-size: 0.85rem; color: var(--accent-2); margin-bottom: 1.5rem; }
.listing-search, .filters__search {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.listing-search .input, .filters__search .input { flex: 1; min-width: 200px; }
.listing-related { margin-top: 2rem; }
.listing-related h2 { font-size: 1rem; margin-bottom: 0.75rem; color: var(--text-muted); }

.article-page__category-link {
  color: inherit;
  text-decoration: none;
}
.article-page__category-link:hover { color: var(--accent-2); }

.share-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 1rem 0 1.5rem;
  padding: 0.75rem 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.85rem;
}
.share-bar__label { color: var(--text-muted); margin-right: 0.25rem; }
.share-bar__btn {
  color: var(--accent-2);
  text-decoration: none;
  padding: 0.25rem 0.65rem;
  border: 1px solid var(--border);
  border-radius: 999px;
}
.share-bar__btn:hover { border-color: var(--accent); }

.related__list { list-style: none; }
.related__list li { margin-bottom: 0.65rem; }
.related__meta { display: block; font-size: 0.75rem; color: var(--text-muted); margin-top: 0.15rem; }

.error-page {
  padding: 2rem 1.5rem;
  max-width: 640px;
  margin: 2rem auto;
  text-align: center;
}
.error-page__code {
  font-size: 4rem;
  font-family: var(--mono);
  color: var(--accent);
  line-height: 1;
}
.error-page__msg { font-size: 1.25rem; margin: 1rem 0 0.5rem; }
.error-page__hint { color: var(--text-muted); font-size: 0.9rem; margin-bottom: 1.5rem; }
.error-page__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
  margin-bottom: 2rem;
}
.error-page__section {
  text-align: left;
  margin: 1.5rem 0;
}
.error-page__section h2 { font-size: 0.95rem; color: var(--text-muted); margin-bottom: 0.75rem; }
.error-page__list { list-style: none; }
.error-page__list a { color: var(--accent-2); text-decoration: none; }
.error-page__search {
  display: flex;
  gap: 0.5rem;
  margin-top: 1.5rem;
}
.error-page__search .input { flex: 1; }
.topic-pills { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.topic-pill {
  color: var(--accent-2);
  text-decoration: none;
  padding: 0.35rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 0.85rem;
}
.topic-pill:hover { border-color: var(--accent); }

.footer__nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
  margin-bottom: 0.75rem;
}
.footer__nav a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.85rem;
}
.footer__nav a:hover { color: var(--accent-2); }

.footer__updated {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.35rem;
}
.footer__updated .site-updated { color: inherit; }

.site-updated { font-size: inherit; color: var(--text-muted); }
.listing-page__updated { margin: 0.25rem 0 0; font-size: 0.85rem; color: var(--text-muted); }
.hero__count .site-updated { font-size: inherit; }

@media (max-width: 640px) {
  .cards { grid-template-columns: 1fr; }
  .article-page { padding: 1.25rem; }
  .filters__row { flex-direction: column; }
  .select { max-width: none; }
  .series-nav { flex-direction: column; text-align: center; }
  .header__nav { flex-wrap: wrap; gap: 0.5rem 0.75rem; }
  .hero-search { flex-direction: column; }
  .hero-search__btn { width: 100%; }
  .hub-cards { grid-template-columns: repeat(2, 1fr); }
}

/* —— Error search hub —— */
.hero--search { padding-top: 1.5rem; }
.hero__badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent-2);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.25rem 0.75rem;
  margin-bottom: 0.75rem;
}
.hero-search {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  max-width: 640px;
  margin: 1.25rem auto 0;
  padding: 0.5rem 0.5rem 0.5rem 1rem;
  border-radius: 14px;
}
.hero-search__icon { color: var(--text-muted); font-size: 1.1rem; }
.hero-search__input {
  flex: 1;
  border: none;
  background: transparent;
  color: var(--text);
  font-size: 1rem;
  outline: none;
  min-width: 0;
}
.nav-highlight { color: var(--accent-2) !important; font-weight: 600; }

.hub-section { margin: 2rem 0; }
.hub-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 0.75rem;
}
.hub-card {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 1rem;
  border-radius: var(--radius);
  background: var(--bg-card);
  border: 1px solid var(--border);
  text-decoration: none;
  color: var(--text);
  transition: border-color 0.2s, transform 0.2s;
}
.hub-card:hover { border-color: var(--accent); transform: translateY(-2px); }
.hub-card__label { font-weight: 600; font-size: 0.95rem; }
.hub-card__count { font-size: 0.8rem; color: var(--text-muted); }

.chip-grid { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.45rem 0.85rem;
  border-radius: 999px;
  background: rgba(0,0,0,0.35);
  border: 1px solid var(--border);
  color: var(--text);
  text-decoration: none;
  font-size: 0.85rem;
  transition: border-color 0.2s, color 0.2s;
}
.chip:hover { border-color: var(--accent); color: var(--accent-2); }
.chip__count { font-size: 0.75rem; color: var(--text-muted); }

.hub-list { display: flex; flex-direction: column; gap: 0.5rem; }
.hub-list-item {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding: 0.75rem 1rem;
  border-radius: 10px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  text-decoration: none;
  color: var(--text);
  transition: border-color 0.2s;
}
.hub-list-item:hover { border-color: var(--accent); }
.hub-list-item__title { font-size: 0.9rem; font-weight: 500; line-height: 1.4; }
.hub-list-item__meta { font-size: 0.75rem; color: var(--text-muted); }

.hub-intro {
  padding: 1rem 1.25rem;
  border-radius: var(--radius);
  background: rgba(99, 102, 241, 0.08);
  border: 1px solid var(--border);
  margin-bottom: 1.5rem;
  line-height: 1.7;
  color: var(--text-muted);
}
.hub-intro__hint { margin-top: 0.5rem; font-size: 0.9rem; color: var(--accent-2); }
.hub-block { margin: 1.5rem 0; }
.hub-block h2 { font-size: 1rem; margin-bottom: 0.75rem; color: var(--text-muted); }
.hub-block__desc { font-size: 0.9rem; color: var(--text-muted); margin-bottom: 0.5rem; }
.hub-route-link {
  display: inline-block;
  color: var(--accent-2);
  font-weight: 600;
  text-decoration: none;
}
.hub-route-link:hover { text-decoration: underline; }
.hub-order { padding-left: 1.25rem; line-height: 1.8; }
.hub-order a { color: var(--accent-2); text-decoration: none; }
.hub-order a:hover { text-decoration: underline; }
.hub-order span { color: var(--text-muted); font-size: 0.85rem; margin-left: 0.5rem; }

.section-block--secondary { opacity: 0.92; margin-top: 3rem; padding-top: 2rem; border-top: 1px solid var(--border); }
.section-block__subtitle { font-size: 0.95rem; color: var(--text-muted); margin: 1.5rem 0 0.75rem; }

.article-engagement {
  display: grid;
  gap: 1.25rem;
  margin: 2rem 0;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}
.hub-list__items { list-style: none; padding: 0; margin: 0; }
.hub-list__items li {
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--border);
}
.hub-list__items a { color: var(--accent-2); text-decoration: none; }
.hub-list__items a:hover { text-decoration: underline; }
.hub-list__meta { display: block; font-size: 0.8rem; color: var(--text-muted); margin-top: 0.15rem; }
.learning-path--compact { padding: 0.75rem; margin-bottom: 0.75rem; }