/* Blog SEO GUY — extension de la charte landing (styles.css) */

.blog-page {
  padding-top: 5.5rem;
  min-height: 70vh;
  background:
    radial-gradient(ellipse 80% 50% at 10% -10%, rgba(98, 51, 246, 0.1), transparent 55%),
    radial-gradient(ellipse 60% 40% at 100% 0%, rgba(124, 77, 248, 0.08), transparent 50%),
    var(--white);
}

.blog-hero {
  padding: 2.5rem 0 2rem;
}

.blog-hero h1 {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  color: var(--black);
}

.blog-hero .lead {
  margin: 0;
  max-width: 38rem;
  color: var(--gray-600);
  font-size: 1.0625rem;
  line-height: 1.65;
}

.blog-meta-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  margin-top: 1.25rem;
  font-size: 0.875rem;
  color: var(--gray-600);
}

.blog-meta-bar strong {
  color: var(--purple);
  font-weight: 700;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  padding: 0.5rem 0 4rem;
}

.blog-card {
  display: flex;
  flex-direction: column;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition:
    transform 0.35s var(--ease-out-expo),
    box-shadow 0.35s var(--ease-out-expo),
    border-color 0.25s ease;
}

.blog-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(98, 51, 246, 0.25);
}

.blog-card__cover {
  aspect-ratio: 16 / 10;
  background:
    linear-gradient(135deg, var(--purple-soft), #dbeafe 55%, #fce7f3);
  display: grid;
  place-items: center;
  overflow: hidden;
}

.blog-card__cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.blog-card__cover-fallback {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  color: var(--purple);
  opacity: 0.55;
}

.blog-card__body {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  padding: 1.35rem 1.35rem 1.5rem;
  flex: 1;
}

.blog-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.blog-tag {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--purple);
  background: var(--purple-soft);
  padding: 0.25rem 0.55rem;
  border-radius: var(--radius-pill);
}

.blog-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.3;
  color: var(--black);
}

.blog-card__excerpt {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--gray-600);
  line-height: 1.55;
  flex: 1;
}

.blog-card__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-top: 0.5rem;
  font-size: 0.8125rem;
  color: var(--gray-400);
}

.blog-card__cta {
  font-weight: 700;
  color: var(--purple);
}

.blog-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 3rem 1.5rem;
  border: 1px dashed var(--gray-200);
  border-radius: var(--radius-lg);
  color: var(--gray-600);
  background: rgba(255, 255, 255, 0.7);
}

/* Article — même atmosphère que l’index blog */
.article-page .blog-page {
  background:
    radial-gradient(ellipse 70% 45% at 0% -5%, rgba(98, 51, 246, 0.08), transparent 55%),
    radial-gradient(ellipse 50% 35% at 100% 0%, rgba(124, 77, 248, 0.06), transparent 50%),
    var(--white);
}

.article-hero {
  padding: 2rem 0 1.5rem;
  max-width: 760px;
}

.article-hero .blog-card__tags {
  margin-bottom: 1rem;
}

.article-hero h1 {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 3.8vw, 2.65rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  color: var(--black);
}

.article-byline {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0.75rem;
  font-size: 0.875rem;
  color: var(--gray-600);
}

.article-cover {
  max-width: 920px;
  margin: 0 auto 2.25rem;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 21 / 9;
  background: linear-gradient(135deg, var(--purple-soft), #dbeafe);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
}

.article-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.article-body {
  max-width: 680px;
  margin: 0 auto;
  padding: 0 0 3rem;
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--gray-900);
}

.article-body > *:first-child {
  margin-top: 0;
}

.article-body h2 {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 2.25rem 0 0.75rem;
  color: var(--black);
}

.article-body h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 750;
  margin: 1.65rem 0 0.55rem;
  color: var(--black);
}

.article-body h4 {
  font-size: 1.05rem;
  font-weight: 700;
  margin: 1.4rem 0 0.45rem;
  color: var(--black);
}

.article-body p {
  margin: 0 0 1.1rem;
}

.article-body ul,
.article-body ol {
  margin: 0 0 1.1rem;
  padding-left: 1.35rem;
  list-style: disc;
}

.article-body ol {
  list-style: decimal;
}

.article-body li {
  margin-bottom: 0.4rem;
}

.article-body a {
  color: var(--purple);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.article-body a:hover {
  color: var(--purple-light, #7c4df8);
}

.article-body strong {
  color: var(--black);
  font-weight: 700;
}

.article-body img {
  border-radius: var(--radius-sm);
  margin: 1.5rem 0;
  box-shadow: var(--shadow-sm);
}

.article-body blockquote {
  margin: 1.5rem 0;
  padding: 0.85rem 1.15rem;
  border-left: 3px solid var(--purple);
  background: var(--purple-soft);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: #4338a0;
  font-weight: 500;
}

.article-body code {
  font-size: 0.9em;
  background: var(--gray-100, #f1f5f9);
  padding: 0.15em 0.4em;
  border-radius: 6px;
}

.article-cta {
  max-width: 680px;
  margin: 0 auto 4.5rem;
  padding: 2rem 1.85rem;
  border-radius: var(--radius-lg);
  background:
    radial-gradient(ellipse 80% 80% at 100% 0%, rgba(98, 51, 246, 0.35), transparent 55%),
    linear-gradient(145deg, #0f172a 0%, #1e1b4b 55%, #312e81 100%);
  color: var(--white);
  box-shadow: var(--shadow-md);
}

.article-cta__eyebrow {
  color: #c4b5fd !important;
  margin-bottom: 0.75rem !important;
}

.article-cta__eyebrow .hero-eyebrow__dot {
  background: #c4b5fd;
}

.article-cta h2 {
  margin: 0 0 0.55rem;
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.5vw, 1.5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--white);
}

.article-cta p {
  margin: 0 0 1.35rem;
  color: rgba(255, 255, 255, 0.78);
  max-width: 34rem;
}

.article-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.article-cta .btn-dark {
  background: var(--white);
  color: var(--black);
}

.article-cta .btn-dark:hover {
  background: #f8fafc;
  color: var(--black);
}

.article-cta .btn-ghost {
  border-color: rgba(255, 255, 255, 0.28);
  color: var(--white);
  background: transparent;
}

.article-cta .btn-ghost:hover {
  border-color: rgba(255, 255, 255, 0.55);
  background: rgba(255, 255, 255, 0.08);
}

.article-back {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-bottom: 1.25rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--purple);
  transition: gap 0.25s var(--ease-out-expo);
}

.article-back:hover {
  gap: 0.65rem;
}

@media (max-width: 960px) {
  .blog-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .blog-grid {
    grid-template-columns: 1fr;
  }

  .blog-page {
    padding-top: 4.5rem;
  }

  .article-cover {
    aspect-ratio: 16 / 9;
    border-radius: var(--radius-md, 16px);
  }

  .article-cta__actions {
    flex-direction: column;
  }

  .article-cta__actions .btn {
    width: 100%;
  }
}