/* Suniia — Case Lab (voir STYLE_GUIDE.md) */

/* ── Tokens spécifiques Case Lab ── */
:root {
  --cl-border-beginner:     var(--color-champagne);
  --cl-border-intermediate: var(--color-magenta);
  --cl-border-advanced:     #4A1D6E;
}

/* ══════════════════════════════════════════════════
   FEED PAGE  /case-lab
══════════════════════════════════════════════════ */

.s-caselab {
  max-width: 1400px;
  margin: 0 auto;
  padding: 1.5rem 1rem 5rem;
}

.s-caselab__header {
  margin-bottom: 1.5rem;
}

.s-caselab__title {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--color-pearl);
  margin: 0 0 0.25rem;
}

.s-caselab__tagline {
  font-size: 0.8rem;
  color: rgba(var(--color-pearl-rgb), 0.45);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin: 0;
}

/* Masonry via CSS columns — pas de JS, dégradé naturel */
.s-caselab__feed {
  columns: 2;
  column-gap: 1rem;
}

@media (min-width: 1200px) {
  .s-caselab__feed { columns: 3; }
}

@media (max-width: 639px) {
  .s-caselab__feed { columns: 1; }
}

/* ══════════════════════════════════════════════════
   FEED CARD  .card-caselab
══════════════════════════════════════════════════ */

.card-caselab {
  break-inside: avoid;
  margin-bottom: 1rem;
  border-radius: 12px;
  overflow: hidden;
  background: rgba(var(--color-charcoal-rgb), 0.55);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(var(--color-champagne-rgb), 0.15);
  box-shadow: var(--shadow-level-2);
  display: block;
  text-decoration: none;
  color: inherit;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.card-caselab:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-level-3);
}

/* ── Image layer (60 % de la hauteur visuelle) ── */
.card-caselab__image {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  position: relative;
}

.card-caselab__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: saturate(0.82);
  transition: filter 0.3s ease;
}

.card-caselab:hover .card-caselab__image img {
  filter: saturate(1);
}

/* Dégradé bas de l'image → corps */
.card-caselab__image::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 55%;
  background: linear-gradient(to top, rgba(var(--color-obsidian-rgb), 0.72), transparent);
  pointer-events: none;
}

/* Placeholder si pas d'image */
.card-caselab__image-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg,
    rgba(var(--color-charcoal-rgb), 0.8) 0%,
    rgba(var(--color-magenta-rgb), 0.1) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ── Corps de la carte ── */
.card-caselab__body {
  padding: 1rem;
}

/* Phrase-hameçon : premier plan, serif */
.card-caselab__hook {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.45;
  color: var(--color-pearl);
  margin: 0 0 0.45rem;
}

/* Titre du Case Lab : plus petit, atténué */
.card-caselab__title {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  font-weight: 400;
  color: rgba(var(--color-pearl-rgb), 0.5);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin: 0 0 0.75rem;
}

/* Méta : difficulté + compteurs + tags */
.card-caselab__meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.card-caselab__difficulty {
  font-size: 0.68rem;
  color: var(--color-champagne);
  letter-spacing: 0.04em;
  font-weight: 500;
}

.card-caselab__counts {
  font-size: 0.68rem;
  color: rgba(var(--color-pearl-rgb), 0.4);
}

.card-caselab__tags {
  display: flex;
  gap: 0.3rem;
  flex-wrap: wrap;
}

.card-caselab__tag {
  font-size: 0.63rem;
  color: rgba(var(--color-magenta-rgb), 0.9);
  border: 1px solid rgba(var(--color-magenta-rgb), 0.3);
  border-radius: 100px;
  padding: 1px 7px;
  text-decoration: none;
  transition: border-color 0.2s, color 0.2s;
}

.card-caselab__tag:hover {
  color: var(--color-magenta);
  border-color: rgba(var(--color-magenta-rgb), 0.6);
}

/* ══════════════════════════════════════════════════
   DETAIL PAGE  /case-lab/[slug]
══════════════════════════════════════════════════ */

.caselab-detail {
  max-width: 780px;
  margin: 0 auto;
  padding: 2rem 1rem 5rem;
}

.caselab-detail__back {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.75rem;
  color: rgba(var(--color-pearl-rgb), 0.45);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 1.5rem;
  transition: color 0.2s;
}

.caselab-detail__back:hover { color: var(--color-pearl); }

.caselab-detail__label {
  font-size: 0.68rem;
  color: var(--color-champagne);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 600;
  margin: 0 0 0.4rem;
}

.caselab-detail__title {
  font-family: var(--font-serif);
  font-size: 1.9rem;
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-pearl);
  margin: 0 0 0.5rem;
  letter-spacing: 0.01em;
}

.caselab-detail__subtitle {
  font-size: 0.95rem;
  color: rgba(var(--color-pearl-rgb), 0.55);
  line-height: 1.5;
  margin: 0 0 1rem;
}

.caselab-detail__tags {
  display: flex;
  gap: 0.35rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}

.caselab-detail__tag {
  font-size: 0.7rem;
  color: rgba(var(--color-magenta-rgb), 0.9);
  border: 1px solid rgba(var(--color-magenta-rgb), 0.3);
  border-radius: 100px;
  padding: 2px 10px;
  text-decoration: none;
}

/* ── Titre de section ── */
.caselab-path__label {
  font-size: 0.68rem;
  color: rgba(var(--color-pearl-rgb), 0.35);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin: 0 0 1rem;
}

/* ── Connecteur entre noeuds ── */
.caselab-connector {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 28px;
  color: rgba(var(--color-pearl-rgb), 0.18);
}

/* ── Noeud de progression ── */
.caselab-node {
  border-radius: 10px;
  overflow: hidden;
  background: rgba(var(--color-charcoal-rgb), 0.55);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(var(--color-champagne-rgb), 0.1);
  box-shadow: var(--shadow-level-1);
  text-decoration: none;
  color: inherit;
  display: block;
  transition: box-shadow 0.2s;
}

.caselab-node:hover { box-shadow: var(--shadow-level-2); }

/* Bordure gauche par difficulté */
.caselab-node--beginner     { border-left: 3px solid var(--cl-border-beginner); }
.caselab-node--intermediate { border-left: 3px solid var(--cl-border-intermediate); }
.caselab-node--advanced     { border-left: 3px solid var(--cl-border-advanced); }

/* Mise en page interne : image + contenu côte à côte */
.caselab-node__inner {
  display: grid;
  grid-template-columns: 130px 1fr;
}

@media (max-width: 479px) {
  .caselab-node__inner { grid-template-columns: 1fr; }
}

/* Miniature / image IA */
.caselab-node__image {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  position: relative;
  background: var(--color-obsidian);
}

.caselab-node__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: saturate(0.72);
}

/* Verrouillé : assombrissement */
.caselab-node--locked .caselab-node__image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(var(--color-obsidian-rgb), 0.48);
}

/* Icône verrou sur miniature */
.caselab-node__lock-icon {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1;
  color: rgba(var(--color-pearl-rgb), 0.5);
}

/* Contenu du noeud */
.caselab-node__content {
  padding: 0.85rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.caselab-node__badge {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Tag difficulté */
.caselab-node__diff {
  font-size: 0.63rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 1px 7px;
  border-radius: 100px;
}

.caselab-node--beginner     .caselab-node__diff { color: var(--cl-border-beginner);     border: 1px solid rgba(var(--color-champagne-rgb), 0.4); }
.caselab-node--intermediate .caselab-node__diff { color: var(--cl-border-intermediate); border: 1px solid rgba(var(--color-magenta-rgb), 0.4); }
.caselab-node--advanced     .caselab-node__diff { color: #9B6FCC;                       border: 1px solid rgba(75, 29, 110, 0.5); }

/* Type : 📄 article / 🎬 vidéo */
.caselab-node__type {
  font-size: 0.68rem;
  color: rgba(var(--color-pearl-rgb), 0.4);
}

/* Titre du noeud */
.caselab-node__title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-pearl);
  line-height: 1.35;
  margin: 0;
}

/* Aperçu texte libre (2 premières phrases) */
.caselab-node__preview {
  font-size: 0.8rem;
  color: rgba(var(--color-pearl-rgb), 0.55);
  line-height: 1.45;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Mention verrou */
.caselab-node__lock-label {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.7rem;
  color: rgba(var(--color-pearl-rgb), 0.3);
  margin-top: auto;
}

/* ── Ce soir : vérifiable ── */
.caselab-takeaway {
  margin-top: 2rem;
  padding: 1.25rem 1.25rem 1.25rem 1.5rem;
  border-radius: 10px;
  background: rgba(var(--color-charcoal-rgb), 0.4);
  border: 1px solid rgba(var(--color-champagne-rgb), 0.15);
  border-top: 2px solid var(--color-champagne);
}

.caselab-takeaway__label {
  font-size: 0.68rem;
  color: var(--color-champagne);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 600;
  margin: 0 0 0.6rem;
}

.caselab-takeaway__body {
  font-size: 0.9rem;
  color: rgba(var(--color-pearl-rgb), 0.7);
  line-height: 1.55;
}

/* Verrou sur takeaway */
.caselab-takeaway--locked {
  position: relative;
  overflow: hidden;
}

.caselab-takeaway--locked .caselab-takeaway__body {
  filter: blur(4px);
  user-select: none;
}

.caselab-takeaway__paywall {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(var(--color-obsidian-rgb), 0.6);
  backdrop-filter: blur(2px);
}

.caselab-takeaway__subscribe {
  font-size: 0.78rem;
  color: var(--color-champagne);
  text-decoration: none;
  border: 1px solid rgba(var(--color-champagne-rgb), 0.4);
  border-radius: 6px;
  padding: 6px 16px;
  transition: background 0.2s;
}

.caselab-takeaway__subscribe:hover {
  background: rgba(var(--color-champagne-rgb), 0.1);
}

/* ── Navigation précédent / suivant ── */
.caselab-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(var(--color-champagne-rgb), 0.1);
}

.caselab-nav__link {
  font-size: 0.78rem;
  color: rgba(var(--color-pearl-rgb), 0.5);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.35rem;
  transition: color 0.2s;
}

.caselab-nav__link:hover { color: var(--color-pearl); }

/* ── CTA Créateur ── */
.caselab-creator {
  margin-top: 1.5rem;
  padding: 1rem;
  border-radius: 10px;
  background: rgba(var(--color-charcoal-rgb), 0.3);
  border: 1px solid rgba(var(--color-pearl-rgb), 0.06);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.caselab-creator__label {
  font-size: 0.78rem;
  color: rgba(var(--color-pearl-rgb), 0.5);
}

.caselab-creator__cta {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--color-pearl);
  background: var(--color-magenta);
  border-radius: 6px;
  padding: 6px 16px;
  text-decoration: none;
  animation: halo-pulse 3s ease-in-out infinite;
  white-space: nowrap;
}