/* Discovery family — home, articles index, topics index shared shell */

.discovery-family-page {
  background: var(--discovery-bg-page);
}

.discovery-family-page .home-header,
.discovery-family-page .discovery-header {
  position: sticky;
  top: 0;
  z-index: 50;
  width: 100%;
  border-bottom: 1px solid var(--glass-border);
  background: var(--glass-background);
  backdrop-filter: blur(20px) saturate(1.4);
  -webkit-backdrop-filter: blur(20px) saturate(1.4);
}

.discovery-family-page .nav-links a,
.discovery-family-page .btn,
.discovery-family-page .primary-btn,
.discovery-family-page .kb-track,
.discovery-family-page .chip {
  min-height: 44px;
}

.discovery-family-page .theme-toggle,
.discovery-family-page .nav-toggle,
.discovery-family-page .site-footer .footer-social a {
  width: 44px;
  height: 44px;
}

.discovery-family-page .site-footer .footer-links a {
  min-height: 44px;
}

.discovery-family-page .site-footer .footer-links a:focus-visible,
.discovery-family-page .site-footer .footer-social a:focus-visible,
.discovery-family-page .topic-hub-card:focus-visible,
.discovery-family-page .article-card:focus-visible,
.discovery-family-page .tech-card-h:focus-visible {
  outline: 2px solid var(--color-focus-ring);
  outline-offset: 2px;
}

/* Shared discovery hero badge */
.discovery-hero-badge,
.kb-hero-badge,
.topic-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border-radius: 999px;
  border: 1px solid var(--discovery-border-strong);
  background: var(--color-primary-muted);
  color: var(--discovery-text-accent);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* Shared discovery search */
.discovery-search,
.hero-search,
.kb-search {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--discovery-search-bg);
  border: 1px solid var(--discovery-search-border);
  border-radius: var(--radius-medium);
  transition:
    border-color var(--duration-theme) var(--ease-theme),
    box-shadow var(--duration-theme) var(--ease-theme);
}

.discovery-search:focus-within,
.hero-search:focus-within,
.kb-search:focus-within {
  border-color: var(--discovery-border-hover);
  box-shadow: 0 0 0 3px var(--discovery-search-focus-ring);
}

.discovery-search input,
.hero-search input,
.kb-search input {
  flex: 1;
  min-width: 0;
  border: 0;
  background: transparent;
  color: var(--color-heading);
  font-size: 14px;
  outline: none;
}

.discovery-search input::placeholder,
.hero-search input::placeholder,
.kb-search input::placeholder {
  color: var(--color-text-muted);
}

.discovery-search-icon,
.kb-search svg,
.hero-search-icon {
  flex-shrink: 0;
  color: var(--discovery-search-icon);
}

.discovery-search button,
.hero-search button,
.kb-search button {
  flex-shrink: 0;
  white-space: nowrap;
  min-height: 40px;
}

/* Articles index layout shell */
.discovery-family-page .kb-wrap,
.discovery-family-page .wrap {
  width: 100%;
  max-width: var(--discovery-content-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
  box-sizing: border-box;
}

.discovery-family-page .kb-hero {
  width: 100%;
  max-width: var(--discovery-content-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
  padding-block: 24px 0;
  box-sizing: border-box;
}

/* Empty state */
.discovery-family-page .no-results,
.discovery-family-page .card-empty {
  text-align: center;
  padding: 40px 20px;
  color: var(--discovery-empty-text);
  border: 1px dashed var(--discovery-empty-border);
  border-radius: var(--radius-large);
}

.discovery-family-page .no-results h3 {
  margin: 0 0 8px;
  color: var(--color-heading);
}

.discovery-family-page .no-results p {
  margin: 0;
}

.discovery-family-page .search-highlight {
  background: var(--discovery-highlight-bg);
  color: var(--discovery-highlight-text);
  padding: 0 2px;
  border-radius: 3px;
}

/* Topic hub index shell */
.discovery-family-page .topic-hero {
  border-bottom: 1px solid var(--discovery-border-soft);
  background: var(--discovery-ambient-hero), var(--discovery-bg-page);
}

.discovery-family-page .topic-main {
  max-width: var(--discovery-content-max);
}

@media (forced-colors: active) {
  .discovery-family-page .home-hero-main h1,
  .discovery-family-page .kb-hero h1,
  .discovery-family-page .topic-hero h1 {
    color: CanvasText;
    background: none;
    -webkit-text-fill-color: CanvasText;
  }
}

@media (prefers-reduced-motion: reduce) {
  html:has(body.discovery-family-page) {
    scroll-behavior: auto;
  }

  .discovery-family-page .btn.primary::after,
  .discovery-family-page .nav-cta::after {
    display: none;
  }
}