/**
 * Academy patterns. Mirrors the components shipped in
 * @conduction/docusaurus-preset/components for the academy.conduction.nl
 * surface: ContentCard, ContentCardGrid, FeaturedCard, ContentTypeFilter,
 * NewsletterCta, RelatedPosts, ContentDetailHero.
 *
 * Per huisstijl: pointy-top hexes only, solid colours only, one orange
 * accent per screen. Headings sentence case. No em-dashes/en-dashes.
 */

/* ── Atomic primitives used here ────────────────────────────────── */

.author-byline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--conduction-typography-font-family-code);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--c-cobalt-400);
}
.author-byline .avatar {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--c-cobalt-100);
  color: var(--c-cobalt-700);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  flex-shrink: 0;
}
.author-byline .name { color: var(--c-cobalt-700); font-weight: 500; }
.author-byline .sep { color: var(--c-cobalt-300); }
.author-byline .date { color: var(--c-cobalt-400); }

.hex-thumb {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 88px;
  height: 100px;
  clip-path: var(--hex-pointy-top);
  background: var(--c-blue-cobalt);
  color: white;
  flex-shrink: 0;
  overflow: hidden;
}
.hex-thumb svg {
  width: 36px;
  height: 36px;
  stroke: currentColor;
  stroke-width: 1.6;
  fill: none;
}
.hex-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hex-thumb-tone-cobalt    { background: var(--c-blue-cobalt); }
.hex-thumb-tone-cobalt-dark { background: var(--c-cobalt-700); }
.hex-thumb-tone-mint      { background: var(--c-mint-500); }
.hex-thumb-tone-orange    { background: var(--c-orange-knvb); }
.hex-thumb-tone-cobalt-50 { background: var(--c-cobalt-50); color: var(--c-blue-cobalt); }

.hex-thumb-size-sm { width: 56px;  height: 64px; }
.hex-thumb-size-sm svg { width: 22px; height: 22px; }
.hex-thumb-size-md { width: 88px;  height: 100px; }
.hex-thumb-size-lg { width: 160px; height: 184px; }
.hex-thumb-size-lg svg { width: 64px; height: 64px; }
.hex-thumb-size-xl { width: 280px; height: 320px; }
.hex-thumb-size-xl svg { width: 96px; height: 96px; }

/* ── ContentCard + ContentCardGrid ──────────────────────────────── */

.content-grid {
  display: grid;
  gap: var(--space-6);
}
.content-grid-cols-1 { grid-template-columns: 1fr; }
.content-grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.content-grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 900px) {
  .content-grid-cols-2,
  .content-grid-cols-3 { grid-template-columns: 1fr; }
}

.content-card {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: var(--space-6);
  padding: var(--space-5);
  background: var(--c-cobalt-50);
  border-radius: var(--radius-lg);
  text-decoration: none;
  color: inherit;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
  align-items: center;
}
.content-card:hover {
  background: white;
  box-shadow: var(--shadow-2);
  transform: translateY(-2px);
  text-decoration: none;
  color: inherit;
}
@media (max-width: 700px) {
  .content-card { grid-template-columns: 1fr; }
}

.content-card-thumb {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 184px;
  background: var(--c-blue-cobalt);
  border-radius: var(--radius-md);
  position: relative;
  overflow: hidden;
}
.content-card-thumb .hex-thumb {
  width: 88px;
  height: 100px;
}
.content-card-thumb-tone-cobalt-dark { background: var(--c-cobalt-700); }
.content-card-thumb-tone-cobalt-deep { background: var(--c-cobalt-900); }
.content-card-thumb-tone-mint        { background: var(--c-mint-500); }
.content-card-thumb-tone-cobalt-50   { background: var(--c-cobalt-50); }
.content-card-thumb-tone-cobalt-50 .hex-thumb { background: var(--c-blue-cobalt); }

.content-card-body {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.content-card-title {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--c-cobalt-900);
  margin: 0;
  line-height: 1.3;
}

.content-card-summary {
  font-size: 14px;
  color: var(--c-cobalt-700);
  margin: 0;
  line-height: 1.55;
}

.content-card-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-top: 4px;
}

/* ── ContentTypeFilter ──────────────────────────────────────────── */

.type-filter {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
}
.type-filter-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  background: white;
  border: 1px solid var(--c-cobalt-100);
  color: var(--c-cobalt-700);
  font-family: var(--conduction-typography-font-family-body);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: background 120ms ease, border-color 120ms ease, color 120ms ease;
  text-decoration: none;
}
.type-filter-chip:hover {
  background: var(--c-cobalt-50);
  border-color: var(--c-cobalt-200);
  text-decoration: none;
  color: var(--c-cobalt-700);
}
.type-filter-chip.is-active {
  background: var(--c-blue-cobalt);
  border-color: var(--c-blue-cobalt);
  color: white;
}
.type-filter-chip .count {
  font-family: var(--conduction-typography-font-family-code);
  font-size: 11px;
  color: var(--c-cobalt-400);
}
.type-filter-chip.is-active .count { color: rgba(255, 255, 255, 0.7); }

/* ── FeaturedCard ───────────────────────────────────────────────── */

.featured-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  padding: var(--space-12);
  background: var(--c-cobalt-900);
  color: white;
  border-radius: var(--radius-xl);
  align-items: center;
  position: relative;
  overflow: hidden;
}
@media (max-width: 900px) {
  .featured-card { grid-template-columns: 1fr; padding: var(--space-8); }
}

.featured-card-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--conduction-typography-font-family-code);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-cobalt-300);
  margin-bottom: var(--space-4);
}
.featured-card-eyebrow .h {
  width: 12px;
  height: 14px;
  clip-path: var(--hex-pointy-top);
  background: var(--c-orange-knvb);
}

.featured-card-title {
  font-size: 36px;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: white;
  margin: 0 0 var(--space-4);
}
@media (max-width: 700px) { .featured-card-title { font-size: 28px; } }

.featured-card-lede {
  font-size: 17px;
  color: var(--c-cobalt-200);
  line-height: 1.55;
  margin: 0 0 var(--space-6);
  max-width: 50ch;
}

.featured-card-meta {
  margin-bottom: var(--space-5);
}
.featured-card-meta .author-byline,
.featured-card-meta .author-byline .name,
.featured-card-meta .author-byline .date,
.featured-card-meta .author-byline .sep { color: var(--c-cobalt-200); }
.featured-card-meta .author-byline .avatar { background: var(--c-cobalt-700); color: white; }

.featured-card-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  background: white;
  color: var(--c-cobalt-900);
  font-weight: 600;
  font-size: 14px;
  border-radius: var(--radius-pill);
  text-decoration: none;
  transition: background 120ms ease;
}
.featured-card-cta:hover { background: var(--c-cobalt-50); text-decoration: none; color: var(--c-cobalt-900); }

.featured-card-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  min-height: 280px;
}
.featured-card-visual .hex-thumb { width: 240px; height: 280px; background: var(--c-blue-cobalt); }
.featured-card-visual .hex-thumb svg { width: 88px; height: 88px; color: white; }
.featured-card-visual .satellite {
  position: absolute;
  width: 64px;
  height: 74px;
  clip-path: var(--hex-pointy-top);
}
.featured-card-visual .satellite-1 { top: 8px;    left: calc(50% - 160px); background: var(--c-cobalt-700); }
.featured-card-visual .satellite-2 { bottom: 12px; right: calc(50% - 168px); background: var(--c-cobalt-700); }
.featured-card-visual .satellite-3 { top: 40%; right: calc(50% - 172px); background: var(--c-orange-knvb); }

/* ── NewsletterCta ──────────────────────────────────────────────── */

.newsletter-cta {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: var(--space-12);
  padding: var(--space-12);
  background: var(--c-cobalt-50);
  border-radius: var(--radius-xl);
  align-items: center;
}
@media (max-width: 900px) {
  .newsletter-cta { grid-template-columns: 1fr; padding: var(--space-8); }
}

.newsletter-cta-title {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--c-cobalt-900);
  margin: 0 0 var(--space-3);
  line-height: 1.2;
}
.newsletter-cta-lede {
  font-size: 16px;
  color: var(--c-cobalt-700);
  margin: 0;
  line-height: 1.55;
  max-width: 42ch;
}

.newsletter-cta-form {
  display: flex;
  gap: 8px;
  width: 100%;
}
.newsletter-cta-input {
  flex: 1;
  padding: 12px 16px;
  border: 1px solid var(--c-cobalt-100);
  border-radius: var(--radius-md);
  background: white;
  color: var(--c-cobalt-900);
  font-family: var(--conduction-typography-font-family-body);
  font-size: 14px;
  min-width: 0;
}
.newsletter-cta-input::placeholder { color: var(--c-cobalt-400); }
.newsletter-cta-input:focus {
  outline: none;
  border-color: var(--c-blue-cobalt);
}
.newsletter-cta-submit {
  padding: 12px 22px;
  border: 0;
  border-radius: var(--radius-md);
  background: var(--c-blue-cobalt);
  color: white;
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  transition: background 120ms ease;
  flex-shrink: 0;
}
.newsletter-cta-submit:hover { background: var(--c-cobalt-700); }
.newsletter-cta-fineprint {
  margin-top: var(--space-3);
  font-size: 12px;
  color: var(--c-cobalt-400);
  font-family: var(--conduction-typography-font-family-code);
  letter-spacing: 0.04em;
}

/* ── RelatedPosts ───────────────────────────────────────────────── */

.related-posts {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}
.related-posts-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-6);
}
.related-posts-title {
  font-size: 36px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--c-cobalt-900);
  margin: 0;
  line-height: 1.1;
}
.related-posts-link {
  display: inline-flex;
  align-items: center;
  padding: 10px 22px;
  background: var(--c-blue-cobalt);
  color: white;
  font-family: var(--conduction-typography-font-family-code);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 600;
  border-radius: var(--radius-pill);
  text-decoration: none;
  flex-shrink: 0;
  transition: background 120ms ease;
}
.related-posts-link:hover { background: var(--c-cobalt-700); text-decoration: none; color: white; }

/* ── ContentDetailHero ──────────────────────────────────────────── */

.content-detail-hero {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  padding: var(--space-12) 0 var(--space-8);
}

.content-detail-hero-crumb {
  display: flex;
  gap: 6px;
  font-family: var(--conduction-typography-font-family-code);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--c-cobalt-400);
}
.content-detail-hero-crumb a { color: var(--c-cobalt-700); text-decoration: none; }
.content-detail-hero-crumb a:hover { color: var(--c-blue-cobalt); }
.content-detail-hero-crumb .sep { color: var(--c-cobalt-300); }

.content-detail-hero-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.content-detail-hero-title {
  font-size: 44px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--c-cobalt-900);
  margin: 0;
  line-height: 1.1;
}
@media (max-width: 700px) { .content-detail-hero-title { font-size: 32px; } }

.content-detail-hero-summary {
  font-size: 18px;
  color: var(--c-cobalt-700);
  line-height: 1.55;
  margin: 0;
  max-width: 60ch;
}

.content-detail-hero-meta {
  display: flex;
  gap: var(--space-4);
  align-items: center;
  flex-wrap: wrap;
}
.content-detail-hero-meta .duration {
  font-family: var(--conduction-typography-font-family-code);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--c-cobalt-400);
}

.content-detail-hero-cover {
  width: 100%;
  aspect-ratio: 16 / 9;
  background: var(--c-cobalt-900);
  border-radius: var(--radius-lg);
  margin-top: var(--space-4);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.content-detail-hero-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.content-detail-hero-cover-watermark {
  position: absolute;
  inset: 0;
  background-image: url(../../brand/assets/backgrounds/honeycomb-watermark.svg);
  background-size: 320px;
  background-repeat: repeat;
  opacity: var(--hex-pattern-opacity);
  pointer-events: none;
}
.content-detail-hero-cover .hex-thumb {
  width: 200px;
  height: 230px;
  background: var(--c-blue-cobalt);
}
.content-detail-hero-cover .hex-thumb svg {
  width: 80px;
  height: 80px;
  color: white;
}