/* ============================================================
   REALISATIONS.CSS — BET SG Bâtiment
   Page    : realisations.html
   Dépend  : tokens.css → base.css → components.css → layout.css
   Révision: 2026 — corrigé, optimisé, design premium BTP

   Art direction : Portfolio de réalisations — autorité technique,
   confiance institutionnelle, élégance sobre
   Palette : Nexus Teal primaire sur surfaces neutres chaudes
   Typographie : Cabinet Grotesk (display) + Satoshi (body)

   Index des sections
   ─────────────────────────────────────────────────────────────
   1.  Page Hero
   2.  Barre de stats
   3.  Section projets
   4.  Filtres              ← CORRECTION min-height 44px WCAG
   5.  Grille projets
   6.  Carte projet         ← CORRECTION transition fusionnée + scale fix
   7.  Image carte          ← CORRECTION backdrop-filter fallback
   8.  Corps de carte
   9.  Métadonnées carte
   10. Chips / Tags techniques
   11. État vide            ← CORRECTION min-height
   12. Bannière CTA         ← CORRECTION oklch L relatif + :active states
   13. Responsive
   14. Dark mode
   15. Reduced motion       ← AJOUT
   ============================================================ */

/* ─── 1. PAGE HERO ────────────────────────────────────────── */

.page-hero {
  position: relative;
  padding-block:
    clamp(var(--space-16), 8vw, var(--space-24))
    clamp(var(--space-10), 4vw, var(--space-16));
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-divider);
  overflow: hidden;
}

/* Halo teal double — profondeur atmosphérique */
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 80% at 90% 40%,
      oklch(from var(--color-primary) l c h / 0.06) 0%, transparent 65%),
    radial-gradient(ellipse 40% 50% at 10% 80%,
      oklch(from var(--color-primary) l c h / 0.04) 0%, transparent 60%);
  pointer-events: none;
}

/* AJOUT : Grille d'ingénierie — cohérence avec contact.css corrigé */
.page-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--color-divider) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-divider) 1px, transparent 1px);
  background-size: 48px 48px;
  opacity: .35;
  pointer-events: none;
  mask-image: linear-gradient(to bottom, transparent 0%, black 30%, black 70%, transparent 100%);
  -webkit-mask-image: linear-gradient(to bottom, transparent 0%, black 30%, black 70%, transparent 100%);
}

.page-hero__inner {
  position: relative;
  z-index: 1;
}

/* Fil d'Ariane */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-6);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* CORRECTION : '›' chevron — cohérence avec contact.css */
.breadcrumb li + li::before {
  content: '›';
  margin-right: var(--space-2);
  color: var(--color-text-faint);
  speak: never;
}

.breadcrumb a {
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition-interactive);
}

.breadcrumb a:hover { color: var(--color-primary); }

.breadcrumb [aria-current="page"] {
  color: var(--color-text);
  font-weight: 500;
}

/* CORRECTION : aligné sur contact.css — inline-flex + border */
.page-hero__tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--color-primary);
  background: var(--color-primary-highlight);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  border: 1px solid oklch(from var(--color-primary) l c h / 0.2);
  margin-bottom: var(--space-5);
}

.page-hero__title {
  font-family: var(--font-display, 'Cabinet Grotesk', sans-serif);
  font-size: clamp(var(--text-2xl), 4.5vw, var(--text-3xl));
  font-weight: 800;
  letter-spacing: -.04em;
  line-height: 1.08;
  color: var(--color-text);
  text-wrap: balance;
  margin-bottom: var(--space-5);
}

.page-hero__sub {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 58ch;
  line-height: 1.75;
}

/* ─── 2. BARRE DE STATS ───────────────────────────────────── */

.stats-bar {
  padding-block: clamp(var(--space-8), 3vw, var(--space-12));
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-divider);
}

/* CORRECTION : auto-fit minmax — plus souple que repeat(4,1fr) fixe */
.stats-bar__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(220px, 100%), 1fr));
  gap: var(--space-6);
}

.stats-bar__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-2);
  padding: var(--space-6) var(--space-4);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  transition:
    box-shadow var(--transition-interactive),
    transform var(--transition-interactive);
}

.stats-bar__item:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.stats-bar__value {
  font-family: var(--font-display, 'Cabinet Grotesk', sans-serif);
  font-size: clamp(var(--text-xl), 3vw, var(--text-2xl));
  font-weight: 800;
  letter-spacing: -.04em;
  color: var(--color-primary);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.stats-bar__label {
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--color-text-muted);
}

/* ─── 3. SECTION PROJETS ──────────────────────────────────── */

.projects-section {
  padding-block: clamp(var(--space-12), 6vw, var(--space-20));
}

/* ─── 4. FILTRES ──────────────────────────────────────────── */

.projects-filters {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-10);
  padding-bottom: var(--space-8);
  border-bottom: 1px solid var(--color-divider);
  /* Scroll horizontal sur très petits écrans sans wrap overflow */
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.projects-filters::-webkit-scrollbar { display: none; }

.filter-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-full);
  font-family: var(--font-body, 'Satoshi', sans-serif);
  font-size: var(--text-sm);
  font-weight: 600;
  border: 1.5px solid var(--color-border);
  background: transparent;
  color: var(--color-text-muted);
  cursor: pointer;
  /* CORRECTION : 44px touch target WCAG 2.5.5 */
  min-height: 44px;
  white-space: nowrap;
  flex-shrink: 0;
  transition:
    background var(--transition-interactive),
    color var(--transition-interactive),
    border-color var(--transition-interactive),
    box-shadow var(--transition-interactive),
    transform var(--transition-interactive);
}

.filter-btn:hover {
  background: var(--color-surface-offset);
  color: var(--color-text);
  border-color: oklch(from var(--color-primary) l c h / 0.4);
}

.filter-btn.active,
.filter-btn[aria-pressed="true"] {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
  box-shadow: 0 2px 10px oklch(from var(--color-primary) l c h / 0.28);
}

.filter-btn:active { transform: scale(0.97); }

/* Compteur de résultats dans le bouton */
.filter-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 18px;
  padding-inline: var(--space-1);
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 700;
  background: oklch(from var(--color-text) l c h / 0.10);
  color: inherit;
  transition: background var(--transition-interactive);
}

.filter-btn.active .filter-count,
.filter-btn[aria-pressed="true"] .filter-count {
  background: oklch(1 0 0 / 0.20);
}

/* ─── 5. GRILLE PROJETS ───────────────────────────────────── */

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

/* ─── 6. CARTE PROJET ─────────────────────────────────────── */

/* CORRECTION : transition unique et complète — sections 6+13 fusionnées
   CORRECTION : 'scale' retiré (propriété non standard) → transform seul */
.project-card {
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid oklch(from var(--color-text) l c h / 0.06);
  box-shadow: var(--shadow-sm);
  will-change: transform;
  transition:
    box-shadow var(--transition-interactive),
    transform var(--transition-interactive),
    border-color var(--transition-interactive),
    opacity 250ms ease;
}

.project-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  border-color: oklch(from var(--color-primary) l c h / 0.18);
}

/* Masquage des cartes filtrées — [hidden] géré par <head> global */
/* CORRECTION : .project-card[hidden]{display:none} supprimé — redondant */

/* Carte vedette */
.project-card--featured {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  align-items: stretch;
  border-color: oklch(from var(--color-primary) l c h / 0.14);
  box-shadow: var(--shadow-md);
}

.project-card--featured:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
}

/* ─── 7. IMAGE CARTE ──────────────────────────────────────── */

.project-card__img-wrap {
  position: relative;
  overflow: hidden;
  background: var(--color-surface-offset);
}

.project-card:not(.project-card--featured) .project-card__img-wrap {
  aspect-ratio: 16 / 10;
}

.project-card--featured .project-card__img-wrap {
  aspect-ratio: auto;
  min-height: 280px;
}

/* 600ms intentionnel pour effet cinématique — hors --transition-interactive */
.project-card__img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 600ms cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.project-card:hover .project-card__img-wrap img {
  transform: scale(1.05);
}

/* Badge statut */
.project-card__status {
  position: absolute;
  top: var(--space-4);
  left: var(--space-4);
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: .05em;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

/* AJOUT : fallback backdrop-filter pour Firefox < 103 */
@supports not (backdrop-filter: blur(8px)) {
  .project-card__status--delivered {
    background: oklch(0.96 0.05 145 / 0.97);
  }
  .project-card__status--ongoing {
    background: oklch(0.96 0.06 220 / 0.97);
  }
}

.project-card__status::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
}

/* Statut : Livré */
.project-card__status--delivered {
  background: oklch(0.96 0.05 145 / 0.92);
  color: oklch(0.32 0.12 145);
}

.project-card__status--delivered::before {
  background: var(--color-success);
}

/* Statut : En cours */
.project-card__status--ongoing {
  background: oklch(0.96 0.06 220 / 0.92);
  color: oklch(0.32 0.13 220);
}

.project-card__status--ongoing::before {
  background: var(--color-blue);
  animation: pulse-dot 1.8s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1;    transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(0.75); }
}

/* ─── 8. CORPS DE CARTE ───────────────────────────────────── */

.project-card__body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: var(--space-6);
  gap: var(--space-3);
}

.project-card--featured .project-card__body {
  padding: var(--space-8);
  justify-content: center;
  gap: var(--space-4);
}

/* Tag catégorie */
.project-card__tag {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: .09em;
  text-transform: uppercase;
  color: var(--color-primary);
  line-height: 1;
}

/* Titre carte */
.project-card__title {
  font-family: var(--font-display, 'Cabinet Grotesk', sans-serif);
  font-size: var(--text-lg);
  font-weight: 800;
  letter-spacing: -.02em;
  line-height: 1.25;
  color: var(--color-text);
  margin: 0;
  transition: color var(--transition-interactive);
}

.project-card:hover .project-card__title { color: var(--color-primary); }

.project-card--featured .project-card__title {
  font-size: clamp(var(--text-lg), 2vw, var(--text-xl));
}

/* Description */
.project-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.8;
  margin: 0;
  flex: 1;
}

.project-card:not(.project-card--featured) .project-card__desc {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ─── 9. MÉTADONNÉES CARTE ────────────────────────────────── */

.project-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4) var(--space-6);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-divider);
  margin-top: auto;
}

.project-card__meta-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: 1.4;
}

.project-card__meta-item svg {
  flex-shrink: 0;
  margin-top: 1px;
  color: var(--color-primary);
  opacity: 0.7;
}

.project-card__meta-item--amount {
  font-weight: 700;
  color: var(--color-text);
}

.project-card__meta-item--amount svg { opacity: 1; }

/* ─── 10. CHIPS / TAGS TECHNIQUES ────────────────────────── */

.project-card__chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-1);
}

.chip {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-3);
  background: var(--color-surface-offset);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text-muted);
  line-height: 1;
  white-space: nowrap;
  transition:
    background var(--transition-interactive),
    color var(--transition-interactive),
    border-color var(--transition-interactive);
}

.project-card:hover .chip {
  background: var(--color-primary-highlight);
  color: var(--color-primary);
  border-color: oklch(from var(--color-primary) l c h / 0.25);
}

/* ─── 11. ÉTAT VIDE ───────────────────────────────────────── */

/* CORRECTION : min-height ajouté pour éviter le collapse */
.projects-empty {
  grid-column: 1 / -1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: clamp(var(--space-12), 8vw, var(--space-20)) var(--space-8);
  gap: var(--space-4);
  color: var(--color-text-muted);
  min-height: 300px;
  justify-content: center;
}

.projects-empty svg {
  color: var(--color-text-faint);
  opacity: 0.5;
}

.projects-empty p {
  font-size: var(--text-base);
  font-weight: 500;
  max-width: 36ch;
}

/* ─── 12. BANNIÈRE CTA ────────────────────────────────────── */

.cta-banner {
  padding-block: clamp(var(--space-12), 6vw, var(--space-20));
  background: var(--color-primary);
  position: relative;
  overflow: hidden;
}

/* CORRECTION : L relatif au token — calc(l * 0.5) au lieu de L=0.25 hardcodé */
.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(
    ellipse 70% 100% at 100% 50%,
    oklch(from var(--color-primary) calc(l * 0.5) c h / 0.4) 0%,
    transparent 60%
  );
  pointer-events: none;
}

/* Grille technique discrète sur la bannière */
.cta-banner::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(oklch(1 0 0 / 0.04) 1px, transparent 1px),
    linear-gradient(90deg, oklch(1 0 0 / 0.04) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
}

.cta-banner__inner {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-10);
  flex-wrap: wrap;
}

/* Colonne gauche — texte + garanties */
.cta-banner__content {
  flex: 1 1 340px;
  min-width: 0;
}

.cta-banner__title {
  font-family: var(--font-display, 'Cabinet Grotesk', sans-serif);
  font-size: clamp(var(--text-xl), 3vw, var(--text-2xl));
  font-weight: 800;
  letter-spacing: -.03em;
  color: #fff;
  line-height: 1.15;
  margin: 0 0 var(--space-3);
}

.cta-banner__desc {
  font-size: var(--text-base);
  color: oklch(1 0 0 / 0.78);
  margin: 0 0 var(--space-5);
  max-width: 52ch;
}

.cta-banner__desc strong {
  color: #fff;
  font-weight: 700;
}

/* Liste garanties */
.cta-banner__guarantees {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.cta-banner__guarantees li {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: oklch(1 0 0 / 0.85);
}

.cta-banner__guarantees li svg {
  flex-shrink: 0;
  color: #fff;
  opacity: 0.9;
}

/* Colonne droite — boutons */
.cta-banner__actions {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: var(--space-3);
  flex-shrink: 0;
  min-width: 200px;
}

/* Bouton blanc sur fond teal */
.btn--white {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  background: #fff;
  color: var(--color-primary);
  font-size: var(--text-sm);
  font-weight: 700;
  border-radius: var(--radius-md);
  text-decoration: none;
  border: 2px solid transparent;
  transition:
    background var(--transition-interactive),
    color var(--transition-interactive),
    transform var(--transition-interactive),
    box-shadow var(--transition-interactive);
  box-shadow: 0 2px 10px oklch(0 0 0 / 0.15);
}

.btn--white:hover {
  background: oklch(0.97 0 0);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px oklch(0 0 0 / 0.2);
}

/* AJOUT : :active state mobile */
.btn--white:active { transform: translateY(0); }

/* Bouton outline blanc */
.btn--outline-white {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  background: transparent;
  color: #fff;
  font-size: var(--text-sm);
  font-weight: 700;
  border-radius: var(--radius-md);
  text-decoration: none;
  border: 2px solid oklch(1 0 0 / 0.45);
  transition:
    background var(--transition-interactive),
    border-color var(--transition-interactive),
    transform var(--transition-interactive);
}

.btn--outline-white:hover {
  background: oklch(1 0 0 / 0.10);
  border-color: oklch(1 0 0 / 0.75);
  transform: translateY(-1px);
}

/* AJOUT : :active state mobile */
.btn--outline-white:active { transform: translateY(0); }

/* ─── 13. RESPONSIVE ──────────────────────────────────────── */

@media (max-width: 1100px) {
  .projects-grid { grid-template-columns: 1fr 1fr; }

  .project-card--featured { grid-template-columns: 1fr; }

  .project-card--featured .project-card__img-wrap {
    aspect-ratio: 21 / 9;
    min-height: auto;
  }

  /* auto-fit gère déjà la grille stats — on conserve le gap */
  .stats-bar__grid { gap: var(--space-4); }
}

@media (max-width: 768px) {
  .projects-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-5);
  }

  .project-card--featured {
    grid-column: 1 / -1;
    grid-template-columns: 1fr;
  }

  .project-card--featured .project-card__img-wrap {
    aspect-ratio: 16 / 9;
  }

  .project-card--featured .project-card__body { padding: var(--space-6); }

  .cta-banner__inner {
    flex-direction: column;
    text-align: center;
    align-items: center;
  }

  .cta-banner__desc { max-width: 100%; }

  .cta-banner__guarantees {
    align-items: center;
  }

  .cta-banner__actions {
    width: 100%;
    flex-direction: row;
    justify-content: center;
    flex-wrap: wrap;
  }

  .projects-filters { margin-bottom: var(--space-8); }
}

@media (max-width: 580px) {
  .projects-grid {
    grid-template-columns: 1fr;
    gap: var(--space-5);
  }

  .project-card--featured .project-card__img-wrap {
    aspect-ratio: 4 / 3;
  }

  .project-card__meta { gap: var(--space-3) var(--space-4); }

  .filter-btn {
    font-size: var(--text-xs);
    padding: var(--space-2) var(--space-4);
    /* On conserve 44px même en mobile — touch target */
    min-height: 44px;
  }

  .page-hero__title {
    font-size: clamp(var(--text-xl), 7vw, var(--text-2xl));
  }
}

/* ─── 14. DARK MODE ───────────────────────────────────────── */

[data-theme="dark"] .project-card {
  background: var(--color-surface);
  border-color: oklch(from var(--color-text) l c h / 0.09);
}

[data-theme="dark"] .project-card:hover {
  border-color: oklch(from var(--color-primary) l c h / 0.25);
}

[data-theme="dark"] .chip {
  background: var(--color-surface-offset-2);
  border-color: var(--color-border);
}

[data-theme="dark"] .project-card:hover .chip {
  background: var(--color-primary-highlight);
}

[data-theme="dark"] .project-card__status--delivered {
  background: oklch(0.22 0.05 145 / 0.90);
  color: oklch(0.72 0.14 145);
}

[data-theme="dark"] .project-card__status--ongoing {
  background: oklch(0.22 0.06 220 / 0.90);
  color: oklch(0.72 0.13 220);
}

[data-theme="dark"] .stats-bar__item { background: var(--color-surface-2); }

[data-theme="dark"] .page-hero { background: var(--color-bg); }

[data-theme="dark"] .filter-btn.active,
[data-theme="dark"] .filter-btn[aria-pressed="true"] {
  box-shadow: 0 2px 12px oklch(from var(--color-primary) l c h / 0.35);
}

/* ─── 15. REDUCED MOTION ──────────────────────────────────── */
/* AJOUT : surcharge des @keyframes locaux — base.css couvre le global */

@media (prefers-reduced-motion: reduce) {
  /* Hover cards : pas de déplacement */
  .project-card:hover,
  .project-card--featured:hover,
  .stats-bar__item:hover {
    transform: none;
  }

  /* Zoom image au hover : désactivé */
  .project-card:hover .project-card__img-wrap img {
    transform: none;
  }

  /* Pulse dot badge "En cours" : statique */
  .project-card__status--ongoing::before {
    animation: none;
  }

  /* Boutons CTA banner */
  .btn--white:hover,
  .btn--outline-white:hover,
  .filter-btn:active {
    transform: none;
  }
}