/* ==================================================================
 * charles-bernardin.org — Design System v2 (UI/UX Pro Max)
 * Site-wide token system + cards + sections + accessibility refinements.
 * Built from the "Developer Tool / IDE" palette + "Modern Dark (Cinema)"
 * cues, adapted to the existing K8s-blue brand mark.
 * ==================================================================*/

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;500;700&display=swap');

:root {
  /* Tell the browser this site is designed for light mode, so Firefox /
     Chrome Android stop applying their automatic "force dark" inversion
     which leaves dark text on dark backgrounds = invisible content. */
  color-scheme: light;

  /* Brand */
  --cb-primary: #326ce5;          /* Kubernetes blue (kept as brand mark) */
  --cb-primary-hover: #2557c4;
  --cb-primary-soft: #eff5ff;     /* tint for hover surfaces */
  --cb-accent: #22c55e;           /* Developer Tool "run green" */
  --cb-accent-soft: #ecfdf5;
  --cb-warn: #f59e0b;
  --cb-danger: #ef4444;

  /* Neutrals — light mode (Developer Tool / Slate) */
  --cb-bg: #ffffff;
  --cb-surface: #f8fafc;          /* slate-50 */
  --cb-surface-2: #f1f5f9;        /* slate-100 */
  --cb-text: #0f172a;             /* slate-900 */
  --cb-text-muted: #475569;       /* slate-600 */
  --cb-text-subtle: #64748b;      /* slate-500 */
  --cb-border: #e2e8f0;           /* slate-200 */
  --cb-border-strong: #cbd5e1;    /* slate-300 */

  /* Effects */
  --cb-shadow-xs: 0 1px 2px rgba(15, 23, 42, .04);
  --cb-shadow-sm: 0 1px 3px rgba(15, 23, 42, .06), 0 1px 2px rgba(15, 23, 42, .04);
  --cb-shadow-md: 0 4px 6px -1px rgba(15, 23, 42, .07), 0 2px 4px -2px rgba(15, 23, 42, .04);
  --cb-shadow-lg: 0 12px 24px -8px rgba(15, 23, 42, .15);
  --cb-shadow-glow: 0 8px 24px -6px color-mix(in srgb, var(--cb-primary) 35%, transparent);

  /* Typography scale */
  --cb-font-sans: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --cb-font-mono: 'JetBrains Mono', 'Fira Code', ui-monospace, Menlo, monospace;

  /* Radius / motion */
  --cb-radius-sm: 6px;
  --cb-radius-md: 10px;
  --cb-radius-lg: 16px;
  --cb-radius-xl: 24px;
  --cb-ease-out: cubic-bezier(.16, 1, .3, 1);
  --cb-spring: cubic-bezier(.34, 1.56, .64, 1);

  /* Astra global tokens override (homogeneous brand) */
  --ast-global-color-0: var(--cb-primary);
  --ast-global-color-1: var(--cb-primary-hover);
}

/* Dark mode is OPT-IN only via `<html data-theme="dark">`, NOT auto-switched
   from prefers-color-scheme. Reason: the home page sections generated by
   build-home-content.php still rely on hardcoded gradients tied to the
   light palette; auto-switching them on Android phones in system dark mode
   leaves us with dark text on dark backgrounds. Re-enable once all sections
   have been audited for dark-mode contrast. */
[data-theme="dark"] {
  --cb-bg: #0a0e1a;
  --cb-surface: #131826;
  --cb-surface-2: #1a2033;
  --cb-text: #f1f5f9;
  --cb-text-muted: #cbd5e1;
  --cb-text-subtle: #94a3b8;
  --cb-border: rgba(255, 255, 255, 0.08);
  --cb-border-strong: rgba(255, 255, 255, 0.14);
}

/* ----- Hide redundant page title (avoid duplicate H1, keep on blog single posts) ----- */
.page .entry-header,
.page .entry-title,
.page > article > .entry-header,
.ast-single-entry-banner { display: none !important; }
/* Keep on archive / blog single articles */
.single-post .entry-title,
.archive .entry-title,
body:not(.page) .entry-title { display: block !important; }
/* Tighten the home top spacing so the hero hugs the header */
.home .ast-page-builder-template .site-content,
.page-id-11 .ast-page-builder-template .site-content,
.page-id-51 .ast-page-builder-template .site-content,
.home .site-content > .ast-container,
.page-id-11 .site-content > .ast-container,
.page-id-51 .site-content > .ast-container { padding-top: 0 !important; padding-bottom: 0 !important; margin-top: 0 !important; margin-bottom: 0 !important; }
.home #primary,
.page-id-11 #primary,
.page-id-51 #primary { margin-top: 0 !important; margin-bottom: 0 !important; }

/* Make the home content take full width (no narrow container) */
.page-id-11 .entry-content,
.page-id-51 .entry-content { max-width: none !important; padding: 0 !important; }
.page-id-11 .entry-content > *:not(.alignfull):not(section):not(style),
.page-id-51 .entry-content > *:not(.alignfull):not(section):not(style) { max-width: 1200px; margin-left: auto; margin-right: auto; }

/* ----- Body / typography ----- */
body,
.entry-content,
.ast-container,
input,
button,
select,
textarea {
  font-family: var(--cb-font-sans) !important;
  font-feature-settings: 'cv02', 'cv03', 'cv04', 'cv11';
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
html { background-color: var(--cb-bg); color-scheme: light; }
body { background-color: var(--cb-bg) !important; color: var(--cb-text); }
/* `cb-section` is otherwise transparent — give it an explicit white fill so
   when an Android browser still forces dark on the body we keep the page
   coherent, while `cb-trust-section` / `cb-cta-section` keep their own
   gradient backdrops. */
.cb-section { background-color: var(--cb-bg); }

h1, h2, h3, h4, h5, h6,
.entry-title,
.site-title,
.entry-content :where(h1, h2, h3, h4, h5, h6) {
  font-family: var(--cb-font-sans) !important;
  font-weight: 700;
  letter-spacing: -0.022em;
  color: var(--cb-text) !important;
  line-height: 1.2;
}
.entry-content h1 { font-size: clamp(34px, 4.5vw, 52px); margin-top: 0; margin-bottom: 0.6em; line-height: 1.1; }
.entry-content h2 { font-size: clamp(26px, 3.2vw, 36px); margin-top: 1.4em; margin-bottom: 0.6em; }
.entry-content h3 { font-size: clamp(19px, 2.2vw, 24px); }
.entry-content p,
.entry-content li { font-size: 16.5px; line-height: 1.65; color: var(--cb-text); }
.entry-content .has-large-font-size { font-size: 19px !important; line-height: 1.55 !important; color: var(--cb-text-muted) !important; }
.entry-content .has-x-large-font-size { font-size: 28px !important; line-height: 1.3 !important; }

code, pre, kbd, samp,
.wp-block-code {
  font-family: var(--cb-font-mono) !important;
  font-size: 0.92em;
}
:not(pre) > code {
  padding: 1px 6px;
  background: var(--cb-surface-2);
  border: 1px solid var(--cb-border);
  border-radius: 4px;
  color: var(--cb-text);
}

/* ----- Sticky header with blur ----- */
.ast-primary-header-bar,
#masthead {
  position: sticky !important;
  top: 0;
  z-index: 100;
  background-color: color-mix(in srgb, var(--cb-bg) 85%, transparent) !important;
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--cb-border) !important;
}

/* Menu items */
.main-header-menu > .menu-item > a,
.ast-builder-menu-1 .menu-item > .menu-link {
  font-weight: 500 !important;
  font-size: 15px;
  color: var(--cb-text-muted) !important;
  transition: color .15s var(--cb-ease-out);
}
.main-header-menu > .menu-item > a:hover,
.main-header-menu > .current-menu-item > a,
.ast-builder-menu-1 .menu-item:hover > .menu-link,
.ast-builder-menu-1 .menu-item.current-menu-item > .menu-link {
  color: var(--cb-primary) !important;
}

/* Site title */
.ast-site-identity .site-title a {
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--cb-text) !important;
}

/* ----- Buttons (Astra + WP) ----- */
.wp-block-button__link,
.ast-button,
.ast-custom-button,
input[type="submit"],
button[type="submit"],
.wp-element-button {
  font-family: var(--cb-font-sans) !important;
  font-weight: 600 !important;
  font-size: 15px !important;
  letter-spacing: -0.01em !important;
  border-radius: var(--cb-radius-md) !important;
  padding: 12px 22px !important;
  background-color: var(--cb-primary) !important;
  color: #fff !important;
  border: 1px solid var(--cb-primary) !important;
  box-shadow: var(--cb-shadow-sm);
  transition:
    transform .15s var(--cb-ease-out),
    box-shadow .2s var(--cb-ease-out),
    background-color .15s ease;
  cursor: pointer;
  text-decoration: none !important;
}
.wp-block-button__link:hover,
.ast-button:hover,
.ast-custom-button:hover,
input[type="submit"]:hover,
button[type="submit"]:hover {
  transform: translateY(-1px);
  background-color: var(--cb-primary-hover) !important;
  box-shadow: var(--cb-shadow-glow) !important;
}
.wp-block-button.is-style-outline .wp-block-button__link {
  background: transparent !important;
  color: var(--cb-text) !important;
  border: 1px solid var(--cb-border-strong) !important;
}
.wp-block-button.is-style-outline .wp-block-button__link:hover {
  border-color: var(--cb-primary) !important;
  color: var(--cb-primary) !important;
  background: var(--cb-primary-soft) !important;
}

/* ----- Focus states (a11y) ----- */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
.wp-block-button__link:focus-visible {
  outline: 2px solid var(--cb-primary) !important;
  outline-offset: 3px !important;
  border-radius: var(--cb-radius-sm);
}

/* ----- Inputs ----- */
input[type="text"],
input[type="email"],
input[type="url"],
input[type="search"],
input[type="tel"],
input[type="password"],
textarea,
select {
  border-radius: var(--cb-radius-md) !important;
  border: 1px solid var(--cb-border-strong) !important;
  background: var(--cb-bg) !important;
  color: var(--cb-text) !important;
  padding: 12px 16px !important;
  transition: border-color .15s ease, box-shadow .15s ease;
}
input:focus,
textarea:focus,
select:focus {
  border-color: var(--cb-primary) !important;
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--cb-primary) 15%, transparent) !important;
  outline: none !important;
}

/* ----- Footer ----- */
.site-footer,
.ast-footer,
.site-below-footer-wrap {
  background-color: var(--cb-surface) !important;
  border-top: 1px solid var(--cb-border);
  color: var(--cb-text-muted);
}
.ast-footer-copyright {
  color: var(--cb-text-subtle) !important;
}

/* ----- Blog cards (latest posts) ----- */
/* High specificity to override WP's `is-grid columns-3` defaults */
.wp-block-latest-posts,
ul.wp-block-latest-posts,
ul.wp-block-latest-posts__list,
.entry-content .wp-block-latest-posts,
.entry-content ul.wp-block-latest-posts__list,
.wp-block-latest-posts.is-grid,
.wp-block-latest-posts.columns-2,
.wp-block-latest-posts.columns-3,
.wp-block-latest-posts.columns-4 {
  list-style: none !important;
  padding: 0 !important;
  display: grid !important;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)) !important;
  gap: 24px !important;
  margin: 40px auto !important;
  max-width: 1200px;
}
.wp-block-latest-posts > li,
ul.wp-block-latest-posts__list > li,
.wp-block-latest-posts.is-grid > li {
  background: var(--cb-surface);
  border: 1px solid var(--cb-border);
  border-radius: var(--cb-radius-lg);
  padding: 28px;
  margin: 0 !important;
  list-style: none !important;
  width: auto !important;
  transition: transform .25s var(--cb-ease-out), border-color .25s var(--cb-ease-out), box-shadow .25s var(--cb-ease-out);
}
.wp-block-latest-posts > li:hover,
ul.wp-block-latest-posts__list > li:hover,
.wp-block-latest-posts.is-grid > li:hover {
  transform: translateY(-4px);
  border-color: var(--cb-primary);
  box-shadow: var(--cb-shadow-lg);
}
.wp-block-latest-posts__post-title,
.entry-content .wp-block-latest-posts__post-title,
.wp-block-latest-posts > li > a,
.wp-block-latest-posts > li > a:not(.wp-block-latest-posts__post-author) {
  display: block;
  font-size: 19px !important;
  font-weight: 700 !important;
  color: var(--cb-text) !important;
  text-decoration: none !important;
  margin-bottom: 10px;
  line-height: 1.35;
  letter-spacing: -0.015em;
}
.wp-block-latest-posts__post-title:hover,
.wp-block-latest-posts > li > a:hover { color: var(--cb-primary) !important; }
.wp-block-latest-posts__post-date {
  display: block;
  font-size: 12.5px;
  color: var(--cb-text-subtle);
  font-family: var(--cb-font-mono);
  margin-bottom: 14px;
  letter-spacing: 0.02em;
}
.wp-block-latest-posts__post-excerpt {
  font-size: 14.5px !important;
  line-height: 1.6 !important;
  color: var(--cb-text-muted) !important;
  margin: 0 !important;
}
/* Astra/WP categories rendered as separate links */
.wp-block-latest-posts > li .post-categories,
.wp-block-latest-posts > li .cat-links {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 12px;
}
.wp-block-latest-posts > li .post-categories a,
.wp-block-latest-posts > li .cat-links a {
  font-family: var(--cb-font-mono);
  font-size: 11.5px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 3px 9px;
  border-radius: 5px;
  background: var(--cb-primary-soft);
  color: var(--cb-primary) !important;
  text-decoration: none !important;
}

/* ----- Reduced motion ----- */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ----- Selection ----- */
::selection {
  background: color-mix(in srgb, var(--cb-primary) 30%, transparent);
  color: var(--cb-text);
}

/* ----- Scroll-reveal helper ----- */
.cb-reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .6s var(--cb-ease-out), transform .6s var(--cb-ease-out);
}
.cb-reveal.is-visible { opacity: 1; transform: translateY(0); }
.cb-reveal[data-delay="1"] { transition-delay: 50ms; }
.cb-reveal[data-delay="2"] { transition-delay: 100ms; }
.cb-reveal[data-delay="3"] { transition-delay: 150ms; }
.cb-reveal[data-delay="4"] { transition-delay: 200ms; }

/* ==================================================================
 * Section: Domains d'expertise (cards with icons)
 * ================================================================ */
.cb-section { padding: 64px 24px; }
.cb-section-heading {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 48px !important;
}
.cb-section-eyebrow {
  display: inline-block;
  padding: 6px 14px;
  border-radius: 999px;
  background: var(--cb-primary-soft);
  color: var(--cb-primary);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.cb-section-title {
  font-size: clamp(28px, 3.5vw, 40px) !important;
  font-weight: 800 !important;
  letter-spacing: -0.025em !important;
  margin: 0 0 12px !important;
  color: var(--cb-text) !important;
}
.cb-section-lead {
  font-size: 17px;
  line-height: 1.6;
  color: var(--cb-text-muted);
  margin: 0;
}

.cb-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  max-width: 1200px;
  margin: 0 auto;
}
.cb-domain-card,
a.cb-domain-card {
  position: relative;
  display: block;
  background: var(--cb-surface);
  border: 1px solid var(--cb-border);
  border-radius: var(--cb-radius-lg);
  padding: 32px 28px;
  transition: transform .3s var(--cb-ease-out), border-color .3s var(--cb-ease-out), box-shadow .3s var(--cb-ease-out);
  isolation: isolate;
  overflow: hidden;
  text-decoration: none !important;
  color: inherit !important;
  cursor: pointer;
}
.cb-domain-card,
.cb-domain-card * { text-decoration: none !important; }
.entry-content a.cb-domain-card { text-decoration: none !important; }
.cb-domain-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--cb-primary-soft), transparent 60%);
  opacity: 0;
  transition: opacity .3s var(--cb-ease-out);
  z-index: -1;
}
.cb-domain-card:hover {
  transform: translateY(-6px);
  border-color: var(--cb-primary);
  box-shadow: var(--cb-shadow-lg);
}
.cb-domain-card:hover::before { opacity: 1; }
.cb-domain-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: var(--cb-radius-md);
  background: linear-gradient(135deg, var(--cb-primary), color-mix(in srgb, var(--cb-primary) 50%, var(--cb-accent)));
  color: #fff;
  margin-bottom: 20px;
  box-shadow: 0 4px 12px -2px color-mix(in srgb, var(--cb-primary) 40%, transparent);
}
.cb-domain-icon svg { width: 26px; height: 26px; stroke-width: 1.75; }
.cb-domain-title {
  font-size: 20px !important;
  font-weight: 700 !important;
  color: var(--cb-text) !important;
  margin: 0 0 12px !important;
  letter-spacing: -0.015em;
}
.cb-domain-text {
  font-size: 15px;
  line-height: 1.6;
  color: var(--cb-text-muted);
  margin: 0 0 16px;
}
.cb-domain-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.cb-domain-tag {
  font-family: var(--cb-font-mono);
  font-size: 12px;
  font-weight: 500;
  padding: 4px 10px;
  background: var(--cb-bg);
  border: 1px solid var(--cb-border);
  border-radius: 6px;
  color: var(--cb-text-muted);
}

/* ==================================================================
 * Section: Trust / stats (modernes)
 * ================================================================ */
.cb-trust-section {
  background:
    linear-gradient(180deg, transparent, var(--cb-surface-2) 100%),
    radial-gradient(ellipse 700px 400px at 50% 0%, color-mix(in srgb, var(--cb-primary) 8%, transparent), transparent 70%),
    var(--cb-surface);
  padding: 80px 24px;
  border-top: 1px solid var(--cb-border);
  border-bottom: 1px solid var(--cb-border);
}
.cb-trust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  max-width: 1100px;
  margin: 0 auto;
}
@media (max-width: 768px) {
  .cb-trust-grid { grid-template-columns: repeat(2, 1fr); }
}
.cb-trust-stat {
  background: var(--cb-bg);
  border: 1px solid var(--cb-border);
  border-radius: var(--cb-radius-lg);
  padding: 28px 20px;
  text-align: center;
  transition: transform .25s var(--cb-ease-out), border-color .25s var(--cb-ease-out);
}
.cb-trust-stat:hover {
  transform: translateY(-3px);
  border-color: var(--cb-primary);
}
.cb-trust-stat-num {
  font-family: var(--cb-font-mono);
  font-size: clamp(36px, 4.5vw, 52px);
  font-weight: 700;
  color: var(--cb-primary);
  line-height: 1;
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
  margin-bottom: 10px;
  display: block;
}
.cb-trust-stat-label {
  font-size: 14px;
  color: var(--cb-text-muted);
  font-weight: 500;
  line-height: 1.4;
}
.cb-trust-certs {
  text-align: center;
  margin-top: 36px;
  font-size: 14px;
  color: var(--cb-text-subtle);
}
.cb-trust-certs strong {
  color: var(--cb-text);
  font-weight: 600;
  display: block;
  margin-bottom: 8px;
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* ==================================================================
 * Section: Learning sites cards (KubeDex / VaultQuest / CKA-Quest)
 * Aesthetic similar to cb-domain-card but with brand-color accents
 * (cyan / purple / green) and a footer link.
 * ================================================================ */
.cb-learning-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  max-width: 1200px;
  margin: 0 auto;
}

.cb-learning-card,
a.cb-learning-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--cb-surface);
  border: 1px solid var(--cb-border);
  border-radius: var(--cb-radius-lg);
  padding: 30px 28px 26px;
  transition: transform .3s var(--cb-ease-out), border-color .3s var(--cb-ease-out), box-shadow .3s var(--cb-ease-out);
  isolation: isolate;
  overflow: hidden;
  text-decoration: none !important;
  color: inherit !important;
  cursor: pointer;
}
.cb-learning-card * { text-decoration: none !important; }

.cb-learning-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--cb-card-tint, rgba(50,108,229,.10)), transparent 60%);
  opacity: 0;
  transition: opacity .3s var(--cb-ease-out);
  z-index: -1;
}
.cb-learning-card:hover {
  transform: translateY(-6px);
  border-color: var(--cb-card-color, var(--cb-primary));
  box-shadow: var(--cb-shadow-lg);
}
.cb-learning-card:hover::before { opacity: 1; }

.cb-learning-card__header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 18px;
}
.cb-learning-card__icon {
  display: inline-flex !important;
  align-items: center;
  justify-content: center;
  width: 48px !important;
  height: 48px !important;
  min-width: 48px;
  min-height: 48px;
  max-width: 48px;
  max-height: 48px;
  border-radius: var(--cb-radius-md);
  background: linear-gradient(135deg, var(--cb-card-color, var(--cb-primary)), color-mix(in srgb, var(--cb-card-color, var(--cb-primary)) 55%, var(--cb-accent)));
  color: #fff;
  flex-shrink: 0;
  box-shadow: 0 4px 12px -2px color-mix(in srgb, var(--cb-card-color, var(--cb-primary)) 40%, transparent);
  overflow: hidden;
}
/* Belt-and-braces: force the inner SVG to a tiny size whatever the theme
   tries to do with `svg { width: 100% }`. */
.cb-learning-card .cb-learning-card__icon svg,
.cb-learning-card .cb-learning-card__icon > svg,
.entry-content .cb-learning-card__icon svg {
  width: 24px !important;
  height: 24px !important;
  max-width: 24px !important;
  max-height: 24px !important;
  min-width: 0 !important;
  min-height: 0 !important;
  display: block !important;
  flex: 0 0 24px !important;
}
.cb-learning-card__badges {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.cb-learning-card__badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-family: var(--cb-font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 3px 9px;
  border-radius: 4px;
  background: var(--cb-card-tint, var(--cb-primary-soft));
  color: var(--cb-card-color, var(--cb-primary));
  border: 1px solid color-mix(in srgb, var(--cb-card-color, var(--cb-primary)) 25%, transparent);
}
.cb-learning-card__badge--free {
  background: var(--cb-accent-soft);
  color: #15803d;
  border-color: rgba(34,197,94,.30);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .cb-learning-card__badge--free { color: #4ade80; }
}

.cb-learning-card__title {
  font-size: 22px !important;
  font-weight: 700 !important;
  color: var(--cb-text) !important;
  margin: 0 0 4px !important;
  letter-spacing: -0.018em;
}
.cb-learning-card__subtitle {
  font-family: var(--cb-font-mono);
  font-size: 12.5px;
  color: var(--cb-text-subtle);
  letter-spacing: 0.02em;
  margin-bottom: 16px;
}
.cb-learning-card__text {
  font-size: 15px;
  line-height: 1.6;
  color: var(--cb-text-muted);
  margin: 0 0 20px;
  flex-grow: 1;
}
.cb-learning-card__features {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 22px;
}
.cb-learning-card__feature {
  font-family: var(--cb-font-mono);
  font-size: 12px;
  font-weight: 500;
  padding: 4px 10px;
  background: var(--cb-bg);
  border: 1px solid var(--cb-border);
  border-radius: 6px;
  color: var(--cb-text-muted);
}
.cb-learning-card__cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  font-size: 14.5px;
  color: var(--cb-card-color, var(--cb-primary)) !important;
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px dashed var(--cb-border);
  transition: gap .2s var(--cb-ease-out);
}
.cb-learning-card:hover .cb-learning-card__cta { gap: 10px; }
.cb-learning-card__cta::after {
  content: '→';
  font-family: var(--cb-font-mono);
  transition: transform .2s var(--cb-ease-out);
}

/* Card colour variants */
.cb-learning-card--kubedex   { --cb-card-color: #06b6d4; --cb-card-tint: rgba(6,182,212,.10); }   /* cyan */
.cb-learning-card--vaultquest { --cb-card-color: #f59e0b; --cb-card-tint: rgba(245,158,11,.10); } /* HashiCorp warm */
.cb-learning-card--ckaquest  { --cb-card-color: #326ce5; --cb-card-tint: rgba(50,108,229,.10); }  /* K8s blue */

/* ==================================================================
 * Section: Final CTA — refined brand cohesion
 * ================================================================ */
.cb-cta-section {
  position: relative;
  background:
    radial-gradient(ellipse 800px 400px at 50% 100%, color-mix(in srgb, var(--cb-primary) 18%, transparent), transparent 70%),
    linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
  padding: 80px 24px;
  overflow: hidden;
  isolation: isolate;
  border-radius: var(--cb-radius-xl);
  margin: 64px auto;
  max-width: 1100px;
}
.cb-cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: radial-gradient(ellipse 60% 60% at 50% 50%, #000 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 60% 60% at 50% 50%, #000 30%, transparent 80%);
  z-index: -1;
}
.cb-cta-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(34, 197, 94, 0.15);
  color: #4ade80;
  border: 1px solid rgba(34, 197, 94, 0.3);
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 20px;
}
.cb-cta-title {
  font-size: clamp(28px, 4vw, 44px) !important;
  font-weight: 800 !important;
  letter-spacing: -0.025em !important;
  color: #ffffff !important;
  margin: 0 0 16px !important;
  text-align: center;
  line-height: 1.15;
}
.cb-cta-lead {
  text-align: center;
  font-size: 17px;
  line-height: 1.6;
  color: #cbd5e1;
  max-width: 560px;
  margin: 0 auto 32px;
}
.cb-cta-actions {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}
.cb-cta-section .cb-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 26px;
  border-radius: var(--cb-radius-md);
  font-weight: 600;
  font-size: 15px;
  text-decoration: none !important;
  transition: transform .15s var(--cb-ease-out), box-shadow .2s var(--cb-ease-out), background .15s ease;
  border: 1px solid transparent;
}
.cb-cta-section .cb-btn-primary {
  background: var(--cb-primary);
  color: #fff !important;
  box-shadow: 0 6px 18px -3px color-mix(in srgb, var(--cb-primary) 60%, transparent);
}
.cb-cta-section .cb-btn-primary:hover {
  transform: translateY(-2px);
  background: var(--cb-primary-hover);
  box-shadow: 0 12px 28px -6px color-mix(in srgb, var(--cb-primary) 70%, transparent);
}
.cb-cta-section .cb-btn-ghost {
  background: rgba(255,255,255,0.06);
  color: #f1f5f9 !important;
  border: 1px solid rgba(255,255,255,0.12);
  backdrop-filter: blur(10px);
}
.cb-cta-section .cb-btn-ghost:hover {
  background: rgba(255,255,255,0.12);
  border-color: rgba(255,255,255,0.25);
}

/* =================================================================
 * Compact home variants — used to shorten the front page
 * (UI/UX Pro Max P5: content-priority on mobile)
 * ================================================================= */

/* TRUST BAND — horizontal compact stats (replaces full cb-trust-section) */
.cb-trust-band {
  background: var(--cb-surface);
  border-top: 1px solid var(--cb-border);
  border-bottom: 1px solid var(--cb-border);
  padding: 28px 24px;
  margin: 32px 0;
}
.cb-trust-band__inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  align-items: center;
}
.cb-trust-band__stat {
  text-align: center;
  padding: 0 8px;
  border-right: 1px solid var(--cb-border);
}
.cb-trust-band__stat:last-child { border-right: none; }
.cb-trust-band__value {
  display: block;
  font-family: var(--cb-font-mono);
  font-size: clamp(22px, 3vw, 28px);
  font-weight: 700;
  color: var(--cb-primary);
  line-height: 1.1;
}
.cb-trust-band__label {
  display: block;
  font-size: 11.5px;
  font-weight: 500;
  color: var(--cb-text-muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-top: 4px;
}
@media (max-width: 720px) {
  .cb-trust-band__inner { grid-template-columns: repeat(2, 1fr); gap: 18px 8px; }
  .cb-trust-band__stat:nth-child(2n) { border-right: none; }
  .cb-trust-band__stat:nth-child(-n+2) { padding-bottom: 14px; border-bottom: 1px solid var(--cb-border); }
  .cb-trust-band__stat:nth-child(-n+2).cb-trust-band__stat { border-bottom: 1px solid var(--cb-border); }
}

/* COURSES TEASER — compact preview that points to the full /cours page */
.cb-courses-teaser {
  max-width: 1100px;
  margin: 64px auto;
  padding: 40px 28px;
  background:
    linear-gradient(135deg,
      color-mix(in srgb, var(--cb-primary) 6%, transparent) 0%,
      color-mix(in srgb, var(--cb-accent) 6%, transparent) 100%),
    var(--cb-bg);
  border: 1px solid var(--cb-border);
  border-radius: var(--cb-radius-lg);
  text-align: center;
}
.cb-courses-teaser__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 12px;
  border-radius: 999px;
  background: var(--cb-primary-soft);
  color: var(--cb-primary);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.cb-courses-teaser__title {
  font-size: clamp(22px, 2.6vw, 30px);
  font-weight: 700;
  color: var(--cb-text);
  margin: 14px 0 8px !important;
  letter-spacing: -0.022em;
}
.cb-courses-teaser__text {
  max-width: 640px;
  margin: 0 auto 20px;
  font-size: 15px;
  color: var(--cb-text-muted);
  line-height: 1.6;
}
.cb-courses-teaser__chips {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  margin-bottom: 22px;
}
.cb-courses-teaser__chip {
  padding: 4px 11px;
  border-radius: 999px;
  background: var(--cb-bg);
  border: 1px solid var(--cb-border);
  font-family: var(--cb-font-mono);
  font-size: 12px;
  color: var(--cb-text-muted);
}
.cb-courses-teaser__cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: var(--cb-radius-md);
  background: var(--cb-primary);
  color: #fff !important;
  font-weight: 600;
  font-size: 14px;
  text-decoration: none !important;
  transition: transform .15s var(--cb-ease-out), box-shadow .2s var(--cb-ease-out), background .15s ease;
  box-shadow: 0 4px 12px -2px color-mix(in srgb, var(--cb-primary) 50%, transparent);
}
.cb-courses-teaser__cta:hover {
  transform: translateY(-2px);
  background: var(--cb-primary-hover);
  box-shadow: 0 8px 18px -3px color-mix(in srgb, var(--cb-primary) 60%, transparent);
}

/* BLOG MINI-BAND — 1-line-per-article footer-style block */
.cb-blog-mini {
  max-width: 1100px;
  margin: 56px auto 32px;
  padding: 28px 24px;
  border-top: 1px solid var(--cb-border);
}
.cb-blog-mini__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 18px;
}
.cb-blog-mini__title {
  font-size: 14px !important;
  font-weight: 600;
  color: var(--cb-text-muted) !important;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin: 0 !important;
}
.cb-blog-mini__all {
  font-size: 13px;
  color: var(--cb-primary);
  font-weight: 500;
  text-decoration: none !important;
}
.cb-blog-mini__all:hover { text-decoration: underline !important; }
.cb-blog-mini__list {
  list-style: none !important;
  padding: 0 !important;
  margin: 0 !important;
}
.cb-blog-mini__item {
  padding: 14px 0;
  border-bottom: 1px solid var(--cb-border);
}
.cb-blog-mini__item:last-child { border-bottom: none; }
.cb-blog-mini__link {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  text-decoration: none !important;
  color: var(--cb-text);
  transition: color .15s ease;
}
.cb-blog-mini__link:hover { color: var(--cb-primary); }
.cb-blog-mini__article-title {
  font-size: 15.5px;
  font-weight: 500;
  line-height: 1.4;
  flex: 1;
}
.cb-blog-mini__date {
  font-family: var(--cb-font-mono);
  font-size: 12px;
  color: var(--cb-text-subtle);
  white-space: nowrap;
  flex-shrink: 0;
}
@media (max-width: 540px) {
  .cb-blog-mini__link { flex-direction: column; gap: 4px; }
}

/* HERO — third CTA in link/text style */
.cb-hero-actions .cb-link-cta,
.cb-hero__cta-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  color: var(--cb-primary);
  text-decoration: none !important;
  font-size: 15px;
  padding: 12px 8px;
  transition: gap .15s var(--cb-ease-out), color .15s ease;
}
.cb-hero-actions .cb-link-cta:hover,
.cb-hero__cta-link:hover {
  color: var(--cb-primary-hover);
  gap: 10px;
}

/* COURSES PAGE — extra blocks specific to /cours and /learn */
.cb-courses-why,
.cb-courses-roadmap,
.cb-courses-faq {
  max-width: 900px;
  margin: 64px auto;
  padding: 0 24px;
}
.cb-courses-why__title,
.cb-courses-roadmap__title,
.cb-courses-faq__title {
  font-size: clamp(22px, 2.6vw, 30px);
  font-weight: 700;
  margin-bottom: 24px;
  text-align: center;
}
.cb-courses-why__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
}
.cb-courses-why__item {
  padding: 22px;
  background: var(--cb-surface);
  border: 1px solid var(--cb-border);
  border-radius: var(--cb-radius-md);
}
.cb-courses-why__item h3 {
  font-size: 16px !important;
  margin: 0 0 8px !important;
  color: var(--cb-text) !important;
}
.cb-courses-why__item p {
  font-size: 14px;
  color: var(--cb-text-muted);
  margin: 0;
  line-height: 1.55;
}
.cb-courses-roadmap__list {
  list-style: none !important;
  padding: 0 !important;
  border-left: 2px solid var(--cb-border);
}
.cb-courses-roadmap__item {
  position: relative;
  padding: 14px 0 14px 24px;
  margin-left: 12px;
}
.cb-courses-roadmap__item::before {
  content: '';
  position: absolute;
  left: -7px;
  top: 22px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--cb-bg);
  border: 2px solid var(--cb-primary);
}
.cb-courses-roadmap__item--done::before { background: var(--cb-accent); border-color: var(--cb-accent); }
.cb-courses-roadmap__quarter {
  font-family: var(--cb-font-mono);
  font-size: 12px;
  color: var(--cb-text-subtle);
  letter-spacing: 0.05em;
}
.cb-courses-roadmap__what {
  font-size: 15px;
  color: var(--cb-text);
  margin-top: 4px;
}
.cb-courses-faq__item {
  padding: 18px 0;
  border-bottom: 1px solid var(--cb-border);
}
.cb-courses-faq__item summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 15.5px;
  color: var(--cb-text);
  list-style: none;
  position: relative;
  padding-right: 28px;
}
.cb-courses-faq__item summary::-webkit-details-marker { display: none; }
.cb-courses-faq__item summary::after {
  content: '+';
  position: absolute;
  right: 0;
  top: 0;
  font-size: 22px;
  color: var(--cb-primary);
  transition: transform .2s var(--cb-ease-out);
}
.cb-courses-faq__item[open] summary::after {
  content: '−';
}
.cb-courses-faq__item p {
  margin-top: 12px !important;
  font-size: 14.5px;
  color: var(--cb-text-muted);
  line-height: 1.6;
}