/**
 * Kwizou — Blog stylesheet
 *
 * Optimized for long-form reading: max-width on body text, generous
 * line-height, soft cream background, indigo accent in moderation.
 * Mobile-first, no horizontal scroll, all touch targets ≥ 44px.
 */
:root {
  --ink:        #1A1915;
  --ink-dim:    #6E6A5E;
  --ink-soft:   #B5B0A4;
  --cream:      #FAF7F2;
  --cream-2:    #F2EDE3;
  --line:       #E5DFD1;
  --indigo:     #4F3DDE;
  --indigo-dark:#3A2CB3;
  --indigo-soft:#E8E4FB;
  --gold:       #D89E00;

  --font-display: 'Fraunces', Georgia, serif;
  --font-body:    'Geist', system-ui, sans-serif;
  --font-mono:    'JetBrains Mono', 'Fira Code', monospace;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: var(--font-body);
  line-height: 1.6;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* The blog reuses the homepage navigation (.nav, .nav-inner, .nav-logo,
   .nav-links, .nav-cta) by importing home.css before this stylesheet —
   so the header is identical across the site, and any future tweak to
   the homepage nav automatically propagates to the blog.

   Active-link highlight: home.css doesn't ship a .nav-links a.active
   rule, so we add a discreet one here for "Blog" being the current
   section. */
.nav-links a.active {
  color: var(--ink);
  font-weight: 600;
}

/* ══════════ MAIN ══════════ */
.blog-main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 40px 24px 80px;
}

/* ══════════ INDEX ══════════ */
.blog-index-header {
  text-align: center;
  padding: 40px 0 60px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 40px;
}
.blog-index-header h1 {
  font-family: var(--font-display);
  font-size: clamp(36px, 6vw, 56px);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin: 0 0 18px;
}
.blog-index-header .lede {
  font-size: 18px;
  color: var(--ink-dim);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.55;
}
.article-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 28px;
}

/* ─── Category sections on the blog index ─── */
/* When the blog has 10+ articles, we group them by reading-intent
   category (comparatifs / guides / réflexions) so visitors don't face
   a wall of cards. The category header is intentionally light: small
   typo, plenty of whitespace above each block, no heavy dividers. */
.blog-category {
  margin-top: 50px;
  scroll-margin-top: 80px;
}
.blog-category:first-of-type {
  margin-top: 0;
}
.blog-category-header {
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}
.blog-category-header h2 {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 500;
  letter-spacing: -0.01em;
  margin: 0 0 6px;
  line-height: 1.2;
}
.blog-category-header p {
  margin: 0;
  color: var(--ink-dim);
  font-size: 15px;
  line-height: 1.5;
}
/* Cards inside a category use h3 instead of h2 for proper SEO outline
   (h1 = blog index title, h2 = category title, h3 = each article). */
.blog-category .article-card h3 {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 500;
  letter-spacing: -0.01em;
  margin: 0 0 10px;
  line-height: 1.25;
}
.article-card {
  display: block;
  text-decoration: none;
  color: inherit;
  background: white;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 26px;
  transition: transform 0.15s, box-shadow 0.15s, border-color 0.15s;
}
.article-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(0,0,0,0.06);
  border-color: var(--indigo-soft);
}
.article-card-tags {
  display: flex; gap: 6px; flex-wrap: wrap;
  margin-bottom: 12px;
}
.article-tag {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--indigo);
  background: var(--indigo-soft);
  padding: 3px 10px;
  border-radius: 999px;
  text-decoration: none;
}
.article-card h2 {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 500;
  letter-spacing: -0.01em;
  margin: 0 0 10px;
  line-height: 1.25;
}
.article-card p {
  color: var(--ink-dim);
  font-size: 15px;
  line-height: 1.55;
  margin: 0 0 16px;
}
.article-card-meta {
  font-size: 13px;
  color: var(--ink-soft);
  font-family: var(--font-mono);
}

/* ══════════ ARTICLE ══════════ */
.blog-article {
  max-width: 720px;
  margin: 0 auto;
}
.breadcrumb {
  font-size: 13px;
  color: var(--ink-dim);
  margin-bottom: 30px;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.breadcrumb a {
  color: var(--ink-dim);
  text-decoration: none;
}
.breadcrumb a:hover { color: var(--indigo); }
.article-header {
  margin-bottom: 40px;
  padding-bottom: 30px;
  border-bottom: 1px solid var(--line);
}
.article-tags {
  display: flex; gap: 8px; flex-wrap: wrap;
  margin-bottom: 18px;
}
.article-header h1 {
  font-family: var(--font-display);
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin: 0 0 18px;
}
.article-lede {
  font-size: 19px;
  color: var(--ink-dim);
  line-height: 1.5;
  margin: 0 0 24px;
}
.article-meta {
  font-size: 14px;
  color: var(--ink-soft);
  font-family: var(--font-mono);
  display: flex; gap: 8px; flex-wrap: wrap;
}

.article-toc {
  background: var(--cream-2);
  border-radius: 12px;
  padding: 22px 28px;
  margin: 0 0 40px;
}
.article-toc-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ink-dim);
  margin-bottom: 12px;
}
.article-toc ol {
  margin: 0; padding-left: 20px;
}
.article-toc li {
  margin: 6px 0;
}
.article-toc a {
  color: var(--ink);
  text-decoration: none;
  font-size: 15px;
}
.article-toc a:hover { color: var(--indigo); text-decoration: underline; }

.article-body {
  font-size: 17px;
  line-height: 1.75;
  color: var(--ink);
}
.article-body h2 {
  font-family: var(--font-display);
  font-size: 30px;
  font-weight: 500;
  letter-spacing: -0.01em;
  line-height: 1.2;
  margin: 50px 0 18px;
  scroll-margin-top: 80px;
}
.article-body h3 {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 500;
  margin: 36px 0 14px;
  scroll-margin-top: 80px;
}
.article-body p {
  margin: 0 0 22px;
}
.article-body ul, .article-body ol {
  margin: 0 0 22px;
  padding-left: 28px;
}
.article-body li {
  margin: 8px 0;
}
.article-body a {
  color: var(--indigo);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}
.article-body a:hover {
  text-decoration-thickness: 2px;
}
.article-body strong { font-weight: 600; }
.article-body em { font-style: italic; }
.article-body code {
  font-family: var(--font-mono);
  font-size: 0.92em;
  background: var(--cream-2);
  padding: 2px 6px;
  border-radius: 4px;
}
.article-body pre.code {
  background: var(--ink);
  color: var(--cream);
  padding: 18px 22px;
  border-radius: 10px;
  overflow-x: auto;
  font-size: 14px;
  line-height: 1.5;
  margin: 24px 0;
}
.article-body pre.code code {
  background: transparent;
  color: inherit;
  padding: 0;
  font-size: inherit;
}
.article-body blockquote {
  border-left: 3px solid var(--indigo);
  padding: 4px 0 4px 22px;
  margin: 28px 0;
  color: var(--ink-dim);
  font-style: italic;
  font-size: 17px;
}
.article-body img {
  max-width: 100%;
  height: auto;
  border-radius: 10px;
  margin: 22px 0;
}
.article-body hr {
  border: none;
  border-top: 1px solid var(--line);
  margin: 40px 0;
}
.article-body table.blog-table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  font-size: 15px;
}
.article-body table.blog-table th,
.article-body table.blog-table td {
  text-align: left;
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
.article-body table.blog-table th {
  font-weight: 600;
  color: var(--ink);
  background: var(--cream-2);
}
.article-body table.blog-table tbody tr:hover {
  background: rgba(79, 61, 222, 0.03);
}

/* ══════════ FOOTER OF ARTICLE ══════════ */
.article-footer { margin-top: 60px; }
.cta-inline {
  background: var(--ink);
  color: var(--cream);
  padding: 32px;
  border-radius: 14px;
  text-align: center;
}
.cta-inline h3 {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 500;
  margin: 0 0 8px;
}
.cta-inline p {
  color: rgba(250, 247, 242, 0.75);
  font-size: 15px;
  margin: 0 0 22px;
}
.cta-inline .btn-primary {
  display: inline-block;
  background: var(--cream);
  color: var(--ink);
  padding: 13px 26px;
  border-radius: 999px;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.15s;
}
.cta-inline .btn-primary:hover {
  background: var(--gold);
}

.related-articles {
  margin-top: 60px;
  padding-top: 40px;
  border-top: 1px solid var(--line);
}
.related-articles h3 {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 500;
  margin: 0 0 24px;
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 20px;
}
.related-card {
  display: block;
  text-decoration: none;
  color: inherit;
  background: white;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 18px;
  transition: border-color 0.15s, transform 0.15s;
}
.related-card:hover {
  border-color: var(--indigo-soft);
  transform: translateY(-1px);
}
.related-card h4 {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 500;
  margin: 0 0 8px;
  line-height: 1.3;
  color: var(--ink);
}
.related-card p {
  color: var(--ink-dim);
  font-size: 13.5px;
  line-height: 1.5;
  margin: 0;
}

/* ══════════ 404 ══════════ */
.blog-404 {
  text-align: center;
  padding: 80px 20px;
}
.blog-404 h1 {
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 500;
  margin: 0 0 14px;
}
.blog-404 p {
  color: var(--ink-dim);
  font-size: 16px;
  margin: 8px 0;
}
.blog-404 a { color: var(--indigo); }

/* The footer markup is identical to homepage's (.footer, .footer-grid,
   .footer-brand, .footer-bottom) so its styles come from home.css.
   Nothing extra to add here. */

/* ══════════ MOBILE ══════════ */
@media (max-width: 720px) {
  .blog-main { padding: 24px 18px 60px; }
  .blog-index-header { padding: 24px 0 36px; }
  .blog-category { margin-top: 36px; }
  .blog-category-header h2 { font-size: 22px; }
  .blog-category-header p { font-size: 14px; }
  .article-grid { gap: 18px; }
  .article-card { padding: 22px; }
  .article-card h2 { font-size: 19px; }
  .blog-category .article-card h3 { font-size: 19px; }
  .article-header h1 { font-size: 30px; }
  .article-lede { font-size: 17px; }
  .article-body { font-size: 16px; }
  .article-body h2 { font-size: 24px; margin: 36px 0 14px; }
  .article-body h3 { font-size: 19px; margin: 28px 0 12px; }
  .article-toc { padding: 18px 22px; }
  .cta-inline { padding: 26px 22px; }
  .cta-inline h3 { font-size: 22px; }
}