/* ═══ BLOG INDEX ═══ */
.blog {
  background: var(--blanc);
  min-height: 100vh;
}

@keyframes blogFadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ══════════════════════════════════
   HERO
   ══════════════════════════════════ */
.blog__hero {
  background: var(--noir-bg);
  padding: 120px 20px 48px;
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.blog__hero-content {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 640px;
  opacity: 0;
  animation: blogFadeUp 0.7s ease forwards 0.15s;
}

.blog__eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 3px;
  color: var(--brume);
}

.blog__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 36px;
  letter-spacing: -1.5px;
  line-height: 1.08;
  color: var(--noir);
}

.blog__title em {
  font-style: italic;
  font-weight: 400;
  color: var(--accent-text);
}

.blog__intro {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.7;
  color: var(--gris-400);
  margin: 0;
}

/* ── Toolbar (search + filters) ── */
.blog__toolbar {
  display: flex;
  flex-direction: column;
  gap: 16px;
  opacity: 0;
  animation: blogFadeUp 0.7s ease forwards 0.35s;
}

.blog__search {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  border: 1px solid var(--gris-200);
  border-radius: var(--radius-md);
  color: var(--gris-500);
  width: 100%;
  max-width: 360px;
  transition: border-color 0.2s;
}

.blog__search:focus-within {
  border-color: var(--brume-deep);
}

.blog__search-input {
  flex: 1;
  border: none;
  background: none;
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--noir);
  outline: none;
}

.blog__search-input::placeholder {
  color: var(--gris-500);
}

.blog__filters {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.blog__filter {
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 500;
  padding: 7px 18px;
  border-radius: 100px;
  border: 1px solid var(--gris-200);
  background: none;
  cursor: pointer;
  transition: all 0.2s;
  color: var(--gris-500);
}

.blog__filter:hover {
  border-color: var(--brume);
  color: var(--noir);
}

.blog__filter.active {
  background: var(--brume-deep);
  color: var(--blanc);
  border-color: var(--brume-deep);
  font-weight: 600;
}

/* ══════════════════════════════════
   FEATURED ARTICLE
   ══════════════════════════════════ */
.blog__featured-section {
  padding: 48px 20px 0;
}

.blog__featured {
  display: flex;
  flex-direction: column;
  border-radius: 20px;
  overflow: hidden;
  background: var(--blanc);
  border: 1px solid var(--gris-200);
  text-decoration: none;
  color: inherit;
  transition: box-shadow 0.3s ease, transform 0.3s ease;
  opacity: 0;
  animation: blogFadeUp 0.7s ease forwards 0.5s;
}

.blog__featured:hover {
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.08);
  transform: translateY(-3px);
}

.blog__featured-img {
  height: 240px;
  overflow: hidden;
}

.blog__featured-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.blog__featured:hover .blog__featured-img img {
  transform: scale(1.03);
}

.blog__featured-content {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 28px 24px;
  background-color: var(--blanc);
}

.blog__featured-meta {
  display: flex;
  align-items: center;
  gap: 10px;
}

.blog__badge {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--brume-deep);
  padding: 4px 12px;
  background: rgba(184, 150, 90, 0.08);
  border-radius: 100px;
}

.blog__dot {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--gris-400);
}

.blog__date {
  font-family: var(--font-body);
  font-size: 12px;
  color: var(--gris-500);
}

.blog__featured-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 24px;
  line-height: 1.25;
  letter-spacing: -0.5px;
  color: var(--noir);
}

.blog__featured-excerpt {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.65;
  color: var(--gris-600);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog__featured-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  color: var(--brume-deep);
  transition: gap 0.2s ease;
}

.blog__featured:hover .blog__featured-link {
  gap: 10px;
}

/* ══════════════════════════════════
   GRID + CARDS
   ══════════════════════════════════ */
.blog__grid {
  padding: 40px 20px 80px;
}

.blog__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.blog__card {
  display: flex;
  flex-direction: column;
  border-radius: 16px;
  overflow: hidden;
  background: var(--blanc);
  border: 1px solid var(--gris-200);
  text-decoration: none;
  color: inherit;
  transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.blog__card:hover {
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.06);
  transform: translateY(-3px);
}

.blog__card-img {
  height: 180px;
  overflow: hidden;
}

.blog__card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.blog__card:hover .blog__card-img img {
  transform: scale(1.04);
}

.blog__card-body {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px 24px 28px;
  background-color: var(--blanc);
}

.blog__card-meta {
  display: flex;
  align-items: center;
  gap: 10px;
}

.blog__card-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  line-height: 1.3;
  letter-spacing: -0.3px;
  color: var(--noir);
  margin: 0;
}

.blog__card-excerpt {
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.55;
  color: var(--gris-500);
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ══════════════════════════════════
   NEWSLETTER
   ══════════════════════════════════ */
.blog__newsletter {
  background: var(--noir-bg);
  padding: 72px 20px;
  display: flex;
  justify-content: center;
}

.blog__nl-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 16px;
  max-width: 440px;
}

.blog__nl-tag {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 3px;
  color: var(--brume);
}

.blog__nl-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 28px;
  letter-spacing: -1px;
  color: var(--noir);
}

.blog__nl-desc {
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--gris-400);
  line-height: 1.6;
}

.blog__nl-row {
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 100%;
  margin-top: 8px;
}

.blog__nl-input {
  padding: 13px 18px;
  border: 1px solid var(--gris-200);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--noir);
  background: var(--blanc);
  outline: none;
  transition: border-color 0.2s;
}

.blog__nl-input:focus {
  border-color: var(--brume-deep);
}

.blog__nl-input::placeholder {
  color: var(--gris-500);
}

.blog__nl-btn {
  padding: 13px 24px;
  border-radius: var(--radius-md);
  background: var(--brume-deep);
  color: var(--noir-bg);
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: background 0.2s, transform 0.2s;
}

.blog__nl-btn:hover {
  background: var(--brume);
  transform: translateY(-1px);
}

/* ══════════════════════════════════
   RESPONSIVE — TABLET
   ══════════════════════════════════ */
@media (min-width: 768px) {
  .blog__hero {
    padding: 120px 48px 48px;
  }

  .blog__toolbar {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

  .blog__title {
    font-size: 44px;
  }

  .blog__featured-section {
    padding: 48px 48px 0;
  }

  .blog__featured {
    flex-direction: row;
  }

  .blog__featured-img {
    width: 45%;
    height: auto;
    min-height: 340px;
    flex-shrink: 0;
  }

  .blog__featured-content {
    padding: 36px 32px;
    justify-content: center;
    gap: 16px;
  }

  .blog__featured-title {
    font-size: 26px;
  }

  .blog__grid {
    padding: 40px 48px 80px;
  }

  .blog__row {
    grid-template-columns: repeat(2, 1fr);
  }

  .blog__nl-row {
    flex-direction: row;
  }

  .blog__nl-input {
    flex: 1;
  }

  .blog__nl-title {
    font-size: 32px;
  }

  .blog__newsletter {
    padding: 80px 48px;
  }
}

/* ══════════════════════════════════
   RESPONSIVE — DESKTOP
   ══════════════════════════════════ */
@media (min-width: 1024px) {
  .blog__hero {
    padding: 140px 120px 56px;
  }

  .blog__title {
    font-size: 48px;
  }

  .blog__featured-section {
    padding: 56px 120px 0;
  }

  .blog__featured-img {
    width: 50%;
    min-height: 380px;
  }

  .blog__featured-title {
    font-size: 28px;
  }

  .blog__grid {
    padding: 48px 120px 96px;
  }

  .blog__row {
    grid-template-columns: repeat(3, 1fr);
  }

  .blog__newsletter {
    padding: 96px 120px;
  }
}

/* ══════════════════════════════════
   READING PROGRESS BAR
   ══════════════════════════════════ */
.reading-bar {
  position: fixed;
  top: 56px;
  left: 0;
  right: 0;
  height: 2px;
  z-index: 99;
  background: transparent;
}

.reading-bar__fill {
  height: 100%;
  background: var(--brume-deep);
  width: 0%;
  transition: width 0.1s;
}

/* ══════════════════════════════════
   ARTICLE PAGE
   ══════════════════════════════════ */
.article-page {
  background: var(--gris-200);
  min-height: 100vh;
}

.article-page article {
  background: var(--blanc);
  border-radius: 16px;
  padding: 1.5rem;
  border: 1px solid var(--gris-200);
}

.article-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  max-width: 1000px;
  margin: 0 auto;
  padding: 5rem 20px 5rem;
}

/* Mobile back link */
.article-back-mobile {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gris-500);
  margin-bottom: 1rem;
  transition: color 0.2s;
  text-decoration: none;
}

.article-back-mobile:hover {
  color: var(--noir);
}

/* TOC sidebar — hidden on mobile, visible on tablet+ */
.article-toc {
  display: none;
}

.article-toc__back {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gris-500);
  margin-bottom: 1.5rem;
  transition: color 0.2s;
  text-decoration: none;
}

.article-toc__back:hover {
  color: var(--noir);
}

.article-toc__title {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--brume-deep);
  margin-bottom: 0.75rem;
  width: 100%;
}

.article-toc__list {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  gap: 4px;
}

.article-toc__link {
  font-size: 0.8125rem;
  color: var(--gris-500);
  padding: 4px 10px;
  border-left: none;
  border-bottom: 2px solid var(--gris-200);
  transition: all 0.15s;
  line-height: 1.4;
  text-decoration: none;
}

.article-toc__link:hover {
  color: var(--noir);
}

.article-toc__link.active {
  color: var(--noir);
  font-weight: 600;
  border-bottom-color: var(--noir);
}

/* Article header */
.article-header {
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--gris-200);
}

.article-header__img {
  width: 100%;
  height: 220px;
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: 1.75rem;
}

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

.article-header__tag {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--brume-deep);
  margin-bottom: 1rem;
  display: block;
}

.article-header__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  letter-spacing: -0.04em;
  color: var(--noir);
  line-height: 1.12;
  margin-bottom: 0.75rem;
}

.article-header__intro {
  font-size: 1.05rem;
  color: var(--gris-600);
  line-height: 1.7;
}

.article-header__meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 1rem;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--gris-500);
}

.article-header__sep {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--gris-500);
}

/* Article body */
.article-body h2 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.4rem;
  letter-spacing: -0.02em;
  color: var(--noir);
  margin: 2.5rem 0 0.75rem;
  scroll-margin-top: 80px;
}

.article-body h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--noir);
  margin: 1.75rem 0 0.5rem;
}

.article-body p {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--gris-600);
  margin-bottom: 1.125rem;
}

.article-body strong {
  color: var(--noir);
  font-weight: 600;
}

.article-body .callout {
  background: var(--gris-100);
  border-left: 3px solid var(--brume);
  padding: 1.25rem 1.5rem;
  border-radius: 0 12px 12px 0;
  margin: 1.5rem 0;
  font-size: 0.95rem;
  color: var(--gris-600);
  line-height: 1.7;
}

.article-body .callout strong {
  color: var(--noir);
}

.article-body .example {
  background: var(--noir);
  color: var(--gris-200);
  padding: 1.5rem;
  border-radius: 12px;
  margin: 1.5rem 0;
  font-size: 0.95rem;
  line-height: 1.7;
}

.article-body .example strong {
  color: var(--blanc);
}

.article-body .example__label {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--brume);
  margin-bottom: 0.5rem;
}

/* Share */
.article-share {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 1.5rem 0;
  border-top: 1px solid var(--gris-200);
  margin-top: 2.5rem;
}

.article-share__label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gris-600);
}

.article-share__btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--blanc);
  background: var(--noir);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.2s;
  border: none;
  text-decoration: none;
}

.article-share__btn:hover {
  transform: translateY(-1px);
}

.article-share__btn--linkedin {
  background: var(--linkedin);
}

.article-share__btn--linkedin:hover {
  background: var(--linkedin-dark);
}

.article-share__btn--copy {
  background: var(--gris-500);
}

.article-share__btn--copy:hover {
  background: var(--gris-600);
}

/* Related */
.article-related {
  margin-top: 2.5rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--gris-200);
}

.article-related__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.2rem;
  color: var(--noir);
  margin-bottom: 1.25rem;
  letter-spacing: -0.02em;
}

.article-related__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.article-related__card {
  display: flex;
  flex-direction: column;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--gris-200);
  background: var(--blanc);
  transition: box-shadow 0.3s, transform 0.3s;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
}

.article-related__card:hover {
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
  transform: translateY(-2px);
}

.article-related__img {
  height: 140px;
  overflow: hidden;
}

.article-related__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s;
}

.article-related__card:hover .article-related__img img {
  transform: scale(1.04);
}

.article-related__content {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px;
}

.article-related__tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--brume-deep);
}

.article-related__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--noir);
}

.article-related__excerpt {
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--gris-500);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.article-related__read {
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--brume-deep);
  margin-top: 4px;
  transition: gap 0.2s;
}

.article-related__card:hover .article-related__read {
  color: var(--noir);
}

/* ══════════════════════════════════
   ARTICLE RESPONSIVE
   ══════════════════════════════════ */
@media (min-width: 768px) {
  .article-back-mobile {
    display: none;
  }

  .article-page article {
    padding: 2.5rem;
  }

  .article-layout {
    grid-template-columns: 200px 1fr;
    gap: 3rem;
    max-width: 1000px;
    margin: 0 auto;
    padding: 7rem 2rem 5rem;
  }

  .article-header__img {
    height: 320px;
  }

  .article-toc {
    position: sticky;
    top: 80px;
    padding-top: 1rem;
    align-self: start;
    display: block;
    margin-bottom: 0;
  }

  .article-toc__list {
    flex-direction: column;
    gap: 0;
  }

  .article-toc__link {
    border-left: 2px solid var(--gris-200);
    border-bottom: none;
    padding: 6px 0 6px 12px;
  }

  .article-toc__link.active {
    border-left-color: var(--noir);
    border-bottom-color: transparent;
  }

  .article-related__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}