/* ============================================================================
   application.nc v4.4 — blog.css
   Bento grid index + cards interactives + filtres pills + reading progress + suggested.
   Cohérence motion stricte avec le hero (--ease-expo, durations alignées logiciel.nc).
   ============================================================================ */

/* ====== 1. BLOG INDEX HEADER ============================================ */
.blog-bento-section { padding-top: calc(var(--header-h) + var(--s-12)); }
.blog-bento-header {
  max-width: 60rem;
  margin-bottom: var(--s-12);
}
.blog-bento-header h1 {
  font-size: clamp(var(--text-4xl), 6vw, var(--text-6xl));
  line-height: 1.05;
  letter-spacing: -0.025em;
}

/* ====== 2. FILTRES PILLS (sticky scroll) ================================ */
.blog-bento-filters {
  position: sticky;
  top: var(--header-h);
  z-index: 30;
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-2);
  padding: var(--s-3) 0;
  margin-bottom: var(--s-8);
  background: rgb(var(--ink-950) / 0.85);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgb(var(--ink-700) / 0.5);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.blog-bento-filters::-webkit-scrollbar { display: none; }
.blog-pill {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  padding: 0.625rem 1.125rem;
  border-radius: var(--r-pill);
  background: rgb(var(--ink-800));
  border: 1px solid rgb(var(--ink-700));
  color: rgb(var(--paper-100));
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  white-space: nowrap;
  cursor: pointer;
  transition: all .25s var(--ease-expo);
}
.blog-pill:hover {
  border-color: rgb(var(--solar));
  color: rgb(var(--paper-50));
  transform: translateY(-1px);
}
.blog-pill.is-active {
  background: linear-gradient(135deg, rgb(var(--solar)), rgb(var(--plasma)));
  color: rgb(var(--ink-950));
  border-color: transparent;
  box-shadow: var(--glow-solar);
}
.blog-pill__count {
  display: inline-grid;
  place-items: center;
  min-width: 22px;
  height: 22px;
  padding-inline: 6px;
  border-radius: var(--r-pill);
  background: rgb(var(--ink-950) / 0.4);
  font-size: 10px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}
.blog-pill.is-active .blog-pill__count {
  background: rgb(var(--ink-950) / 0.25);
}

/* ====== 3. BENTO GRID =================================================== */
.blog-bento {
  display: grid;
  gap: var(--s-4);
  grid-template-columns: 1fr;
}
@media (min-width: 768px) {
  .blog-bento {
    grid-template-columns: repeat(6, 1fr);
    gap: var(--s-5);
  }
}
@media (min-width: 1024px) {
  .blog-bento {
    grid-template-columns: repeat(12, 1fr);
    grid-auto-rows: 240px;
    gap: var(--s-5);
  }
}

/* Default mobile : tous les cells prennent 1 colonne, hauteur auto */
.blog-bento__cell { min-height: 320px; }
.blog-bento__cell--featured { min-height: 380px; }

/* Tablet : 2 colonnes */
@media (min-width: 768px) and (max-width: 1023px) {
  .blog-bento__cell             { grid-column: span 3; min-height: 280px; }
  .blog-bento__cell--featured   { grid-column: 1 / -1; min-height: 360px; }
  .blog-bento__cell--tall       { grid-column: span 3; min-height: 280px; }
  .blog-bento__cell--wide-side  { grid-column: span 6; min-height: 220px; }
  .blog-bento__cell--wide       { grid-column: span 6; min-height: 220px; }
  .blog-bento__cell--wide-end   { grid-column: span 6; min-height: 220px; }
}

/* Desktop : pattern bento riche */
@media (min-width: 1024px) {
  .blog-bento__cell--featured {
    grid-column: 1 / 8;
    grid-row: 1 / 4;
    min-height: 0;
  }
  .blog-bento__cell--tall {
    grid-column: 8 / 13;
    grid-row: 1 / 3;
    min-height: 0;
  }
  .blog-bento__cell--wide-side {
    grid-column: 8 / 13;
    grid-row: 3 / 4;
    min-height: 0;
  }
  .blog-bento__cell--square {
    grid-column: span 4;
    min-height: 0;
  }
  .blog-bento__cell--wide {
    grid-column: span 8;
    min-height: 0;
  }
  .blog-bento__cell--wide-end {
    grid-column: span 8;
    min-height: 0;
  }
}

/* ====== 4. BLOG CARD ==================================================== */
.blog-card {
  position: relative;
  background: rgb(var(--ink-900));
  border: 1px solid rgb(var(--ink-700));
  border-radius: var(--r-2xl);
  overflow: hidden;
  transition: transform .4s var(--ease-expo), border-color .4s var(--ease-expo), box-shadow .4s var(--ease-expo);
  transform-style: preserve-3d;
  will-change: transform;
}
.blog-card.is-filtered-out {
  opacity: 0.18;
  transform: scale(0.97);
  pointer-events: none;
}
.blog-card__link {
  display: flex;
  flex-direction: column;
  height: 100%;
  text-decoration: none;
  color: inherit;
}
.blog-card__image-wrap {
  position: relative;
  flex: 0 0 auto;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: rgb(var(--ink-800));
}
.blog-card--featured .blog-card__image-wrap { aspect-ratio: 16 / 10; }
@media (min-width: 1024px) {
  .blog-card--featured .blog-card__image-wrap { aspect-ratio: auto; flex: 1 1 auto; min-height: 340px; }
  .blog-bento__cell--tall .blog-card__image-wrap { flex: 1 1 auto; aspect-ratio: auto; }
  .blog-bento__cell--wide-side .blog-card__image-wrap,
  .blog-bento__cell--wide-end  .blog-card__image-wrap,
  .blog-bento__cell--wide      .blog-card__image-wrap { flex: 0 0 50%; }
}
.blog-card__image-wrap img,
.blog-card__image-wrap .blog-card-svg {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .6s var(--ease-expo), filter .6s var(--ease-expo);
  filter: saturate(1.05);
}
.blog-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg,
              rgb(var(--solar) / 0.30) 0%,
              transparent 50%,
              rgb(var(--ink-950) / 0.40) 100%);
  mix-blend-mode: multiply;
  pointer-events: none;
  transition: opacity .4s var(--ease-expo);
  opacity: 0.75;
}
.blog-card--plasma .blog-card__overlay { background: linear-gradient(135deg, rgb(var(--plasma) / 0.30) 0%, transparent 50%, rgb(var(--ink-950) / 0.40) 100%); }
.blog-card--signal .blog-card__overlay { background: linear-gradient(135deg, rgb(var(--signal) / 0.30) 0%, transparent 50%, rgb(var(--ink-950) / 0.40) 100%); }
.blog-card--lime   .blog-card__overlay { background: linear-gradient(135deg, rgb(var(--lime)   / 0.30) 0%, transparent 50%, rgb(var(--ink-950) / 0.40) 100%); }

.blog-card__body {
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  gap: var(--s-3);
  padding: var(--s-5) var(--s-6) var(--s-6);
  min-height: 0; /* permet au body de se contracter si besoin */
}
/* v4.5 — featured padding plus serré en haut pour éviter coupure top + body scrollable si besoin */
.blog-card--featured .blog-card__body { padding: var(--s-6) var(--s-8) var(--s-8); }
.blog-card__meta {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--s-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: rgb(var(--paper-200));
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.blog-card__cat {
  padding: 3px 10px;
  border-radius: var(--r-pill);
  font-weight: 700;
  background: rgb(var(--ink-800));
  border: 1px solid rgb(var(--ink-700));
}
.blog-card__cat--solar  { color: rgb(var(--solar));  border-color: rgb(var(--solar)  / 0.4); background: rgb(var(--solar)  / 0.10); }
.blog-card__cat--plasma { color: rgb(var(--plasma)); border-color: rgb(var(--plasma) / 0.4); background: rgb(var(--plasma) / 0.10); }
.blog-card__cat--signal { color: rgb(var(--signal)); border-color: rgb(var(--signal) / 0.4); background: rgb(var(--signal) / 0.10); }
.blog-card__cat--lime   { color: rgb(var(--lime));   border-color: rgb(var(--lime)   / 0.4); background: rgb(var(--lime)   / 0.10); }
.blog-card__sep { opacity: 0.5; }
.blog-card__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-xl);
  line-height: 1.2;
  color: rgb(var(--paper-50));
  letter-spacing: -0.02em;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color .25s var(--ease-expo);
}
/* v4.5 — featured : font plus contenue + 3 lignes max + padding plus généreux pour ne pas être coupé */
.blog-card--featured .blog-card__title {
  font-size: clamp(var(--text-xl), 2.4vw, var(--text-3xl));
  line-height: 1.15;
  -webkit-line-clamp: 3;
}
.blog-card__excerpt {
  font-size: var(--text-sm);
  color: rgb(var(--paper-100));
  line-height: 1.55;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
/* v4.5 — featured excerpt 2 lignes au lieu de 3 pour laisser plus de place au titre */
.blog-card--featured .blog-card__excerpt {
  font-size: var(--text-base);
  -webkit-line-clamp: 2;
}

.blog-card__arrow {
  position: absolute;
  top: var(--s-4);
  right: var(--s-4);
  width: 40px; height: 40px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgb(var(--ink-950) / 0.7);
  backdrop-filter: blur(8px);
  color: rgb(var(--paper-50));
  opacity: 0;
  transform: translate(4px, -4px) rotate(-12deg);
  transition: all .35s var(--ease-expo);
  pointer-events: none;
  z-index: 3;
}

/* ====== 5. CARD HOVER + TILT 3D ======================================== */
.blog-card:hover {
  border-color: rgb(var(--solar));
  box-shadow: 0 24px 60px -16px rgba(255, 87, 34, 0.30);
}
.blog-card--plasma:hover { border-color: rgb(var(--plasma)); box-shadow: 0 24px 60px -16px rgba(124, 58, 237, 0.30); }
.blog-card--signal:hover { border-color: rgb(var(--signal)); box-shadow: 0 24px 60px -16px rgba(0, 216, 229, 0.30); }
.blog-card--lime:hover   { border-color: rgb(var(--lime));   box-shadow: 0 24px 60px -16px rgba(74, 222, 128, 0.30); }
.blog-card:hover .blog-card__image-wrap img,
.blog-card:hover .blog-card__image-wrap .blog-card-svg {
  transform: scale(1.05);
  filter: saturate(1.15) contrast(1.05);
}
.blog-card:hover .blog-card__overlay { opacity: 0.55; }
.blog-card:hover .blog-card__title { color: rgb(var(--solar)); }
.blog-card--plasma:hover .blog-card__title { color: rgb(var(--plasma)); }
.blog-card--signal:hover .blog-card__title { color: rgb(var(--signal)); }
.blog-card--lime:hover   .blog-card__title { color: rgb(var(--lime)); }
.blog-card:hover .blog-card__arrow {
  opacity: 1;
  transform: translate(0, 0) rotate(0);
}

/* ====== 6. READING PROGRESS BAR (single article) ======================= */
.blog-progress-bar {
  position: fixed;
  top: 0; left: 0;
  height: 3px;
  width: 0%;
  background: linear-gradient(90deg, rgb(var(--solar)) 0%, rgb(var(--plasma)) 100%);
  z-index: 200;
  transform-origin: left center;
  transition: width .12s linear;
  box-shadow: 0 0 8px rgb(var(--solar) / 0.6);
}

/* ====== 7. BLOG SUGGESTED (pied d'article) ============================= */
.blog-suggested-section {
  border-top: 1px solid rgb(var(--ink-700));
  margin-top: var(--s-16);
  padding-top: var(--s-16);
}
.blog-suggested-header {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--s-4);
  margin-bottom: var(--s-8);
}
.blog-suggested-header h2 {
  font-size: var(--text-3xl);
  margin: 0;
}
.blog-suggested-link {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: rgb(var(--signal));
  transition: gap .2s;
}
.blog-suggested-link:hover { gap: var(--s-3); color: rgb(var(--paper-50)); }
.blog-suggested-grid {
  display: grid;
  gap: var(--s-4);
  grid-template-columns: 1fr;
}
@media (min-width: 768px) { .blog-suggested-grid { grid-template-columns: repeat(3, 1fr); gap: var(--s-5); } }
.blog-suggested-grid .blog-card { min-height: 360px; }
.blog-suggested-grid .blog-card__image-wrap { aspect-ratio: 16 / 9; }
.blog-suggested-grid .blog-card__title { font-size: var(--text-lg); -webkit-line-clamp: 3; }

/* Mobile : scroll-snap horizontal */
@media (max-width: 767px) {
  .blog-suggested-grid {
    grid-template-columns: repeat(3, 85%);
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    padding-bottom: var(--s-3);
    margin-inline: calc(-1 * var(--s-4));
    padding-inline: var(--s-4);
  }
  .blog-suggested-grid .blog-card { scroll-snap-align: start; }
}

/* ====== 8. ARTICLE SINGLE — Layout générique ============================ */
.single-post .wp-block-post-content { max-width: 720px; margin-inline: auto; }
.single-post .wp-block-post-title {
  max-width: 880px; margin-inline: auto;
  font-size: clamp(var(--text-4xl), 5vw, var(--text-6xl));
  line-height: 1.1;
  letter-spacing: -0.02em;
  padding-block: var(--s-8) var(--s-4);
  view-transition-name: blog-post-title;
}

/* ====== 9. VIEW TRANSITIONS API ========================================= */
@view-transition { navigation: auto; }
::view-transition-old(root),
::view-transition-new(root) {
  animation-duration: 350ms;
  animation-timing-function: var(--ease-expo);
}
::view-transition-old(blog-post-title),
::view-transition-new(blog-post-title) {
  animation-duration: 500ms;
  animation-timing-function: var(--ease-expo);
}

/* ====== 10. REVEAL STATE (idle hidden / visible) ======================= */
.blog-card[data-reveal]:not(.is-revealed) {
  opacity: 0;
  transform: translateY(40px) scale(0.97);
  filter: blur(2px);
}
.blog-card.is-revealed {
  opacity: 1;
  transform: translateY(0) scale(1);
  filter: blur(0);
  transition:
    opacity 600ms var(--ease-expo),
    transform 600ms var(--ease-expo),
    filter 500ms var(--ease-expo);
}

/* ====== 11. REDUCED MOTION ============================================== */
@media (prefers-reduced-motion: reduce) {
  .blog-card { transition: border-color .01ms !important, box-shadow .01ms !important; transform: none !important; }
  .blog-card:hover { transform: none !important; }
  .blog-card:hover .blog-card__image-wrap img,
  .blog-card:hover .blog-card__image-wrap .blog-card-svg { transform: none !important; }
  .blog-card[data-reveal]:not(.is-revealed),
  .blog-card.is-revealed { opacity: 1 !important; transform: none !important; filter: none !important; }
  .blog-progress-bar { transition: none !important; }
}