/*
  portfolio.css — galerie, filtres et modal du portfolio

  A modifier ici seulement pour la page Realisations.
  Si le changement concerne le reste du site, utiliser site.css et les fichiers de sections.
*/

/* ==================== GRILLE PORTFOLIO ====================
   Filtres, cartes de projets et badges de categorie / nombre d'images. */
.portfolio{padding:5rem 0;background:linear-gradient(180deg, #111111 0%, #0c0c0c 100%)}
.portfolio-filters{display:flex;flex-wrap:wrap;gap:0.65rem;margin-bottom:1.5rem;padding:0.55rem;border:1px solid rgba(225,183,77,0.14);border-radius:14px;background:linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0.015));width:fit-content;max-width:100%}
.filter-btn{background:rgba(255,255,255,0.04);color:var(--text);border:1px solid rgba(225,183,77,0.16);padding:0.6rem 0.9rem;border-radius:999px;cursor:pointer;transition:background .2s ease,border-color .2s ease,transform .2s ease,font-size .2s ease,box-shadow .2s ease;font-size:0.86rem;font-weight:700;letter-spacing:0.07em;text-transform:uppercase;position:relative}
.filter-btn::before{content:'';position:absolute;inset:0;border-radius:inherit;background:radial-gradient(circle at 18% 0%, rgba(255,255,255,0.16), rgba(255,255,255,0) 38%);opacity:0;transition:opacity .22s ease;pointer-events:none}
.filter-btn:hover,.filter-btn:focus-visible{background:rgba(225,183,77,0.12);border-color:var(--gold);transform:translateY(-1px)}
.filter-btn:hover::before,.filter-btn:focus-visible::before{opacity:1}
.filter-btn:active{background:rgba(139,26,26,0.36);border-color:rgba(139,26,26,0.75);color:#fff;transform:translateY(0)}
.filter-btn.active{background:linear-gradient(180deg, rgba(159,37,37,0.94), rgba(120,22,22,0.94));border-color:rgba(225,183,77,0.56);color:#fff;box-shadow:0 0 0 1px rgba(225,183,77,0.2) inset, 0 8px 16px rgba(0,0,0,0.2)}
.portfolio-grid{display:grid;grid-template-columns:1fr;gap:1.1rem}
.portfolio-item{background:radial-gradient(circle at 82% 0%, rgba(225,183,77,0.11), rgba(225,183,77,0) 42%), linear-gradient(180deg, rgba(255,255,255,0.05), rgba(255,255,255,0.02));border:1px solid rgba(255,255,255,0.1);border-radius:20px;overflow:hidden;cursor:pointer;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease,background .25s ease;position:relative;padding:0.7rem}
.portfolio-item:hover,.portfolio-item:focus-within{transform:translateY(-5px);border-color:var(--gold);box-shadow:0 26px 56px rgba(225,183,77,0.16);background:rgba(255,255,255,0.08)}
.portfolio-item.is-hidden{display:none}
.portfolio-item img{display:block;width:100%;height:240px;object-fit:contain;background:linear-gradient(135deg, #f8f1e5, #ececec);padding:0.9rem;border-radius:14px}
.portfolio-item figcaption{display:flex;flex-direction:column;gap:0.3rem;padding:1rem 0.3rem 0.2rem;color:var(--muted);font-size:0.92rem}
.portfolio-tag{color:#f2cf73;font-size:0.76rem;text-transform:uppercase;letter-spacing:0.12em;font-weight:700}
.portfolio-society{font-weight:700;color:var(--text);font-family:var(--font-display);font-size:1.04rem;line-height:1.2}
.portfolio-item::before{content:'Projet';position:absolute;top:18px;left:18px;padding:0.35rem 0.7rem;border-radius:999px;background:rgba(0,0,0,0.66);color:var(--text);font-size:0.82rem;letter-spacing:0.06em;text-transform:uppercase;backdrop-filter:blur(4px)}
.portfolio-count{position:absolute;top:18px;right:18px;padding:0.35rem 0.72rem;border-radius:999px;background:rgba(139,26,26,0.9);border:1px solid rgba(225,183,77,0.6);color:#fff;font-size:0.78rem;font-weight:800;letter-spacing:0.06em;text-transform:uppercase;backdrop-filter:blur(4px);box-shadow:0 4px 12px rgba(0,0,0,0.35)}

@media(min-width:600px){
  .portfolio-grid{grid-template-columns:repeat(2,1fr)}
}
@media(min-width:900px){
  .portfolio-grid{grid-template-columns:repeat(3,1fr)}
}

/* ==================== MODAL PORTFOLIO ====================
  Grande visionneuse qui s'ouvre au clic sur un projet. */
.modal{position:fixed;inset:0;display:flex;align-items:flex-start;justify-content:center;padding:3vh 0.75rem;background:rgba(0,0,0,0.78);visibility:hidden;opacity:0;transition:opacity .18s ease, visibility .18s;z-index:4000;overflow-y:auto;-webkit-overflow-scrolling:touch;overscroll-behavior:contain}
.modal.open{visibility:visible;opacity:1}
.modal-dialog{position:relative;background:radial-gradient(circle at 84% 0%, rgba(225,183,77,0.12), rgba(225,183,77,0) 36%), linear-gradient(180deg, #111111 0%, #090909 100%);padding:1.2rem;border-radius:20px;width:min(95vw,980px);margin:0 auto 3vh;max-height:none;overflow:visible;box-shadow:0 28px 62px rgba(0,0,0,0.62);display:flex;flex-direction:column;align-items:center;gap:1rem;border:1px solid rgba(225,183,77,0.24)}
.modal-gallery{position:relative;display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;width:100%;gap:1rem}
.modal-stage{width:100%;aspect-ratio:4 / 3;max-height:46vh;display:flex;align-items:center;justify-content:center;background:radial-gradient(circle at 50% 50%, rgba(225,183,77,0.08), rgba(255,255,255,0.03));border-radius:16px;overflow:hidden;border:1px solid rgba(255,255,255,0.08)}
.modal-stage img{width:100%;height:100%;object-fit:contain;display:block;padding:0.6rem}
.modal-prev,.modal-next{background:rgba(255,255,255,0.08);border:1px solid rgba(255,255,255,0.12);color:#fff;width:46px;height:46px;border-radius:50%;font-size:1.4rem;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background .2s ease,border-color .2s ease,transform .2s ease}
.modal-prev:hover,.modal-next:hover{background:rgba(225,183,77,0.15);border-color:var(--gold);transform:translateY(-1px)}
.modal-prev:disabled,.modal-next:disabled{opacity:0.35;cursor:not-allowed;background:rgba(255,255,255,0.04)}
.modal-close{position:absolute;top:14px;right:14px;z-index:3;background:rgba(225,183,77,0.1);border:1px solid rgba(225,183,77,0.35);color:#f7e2ad;font-size:1.35rem;line-height:1;cursor:pointer;padding:0.35rem;width:2.2rem;height:2.2rem;border-radius:999px}
#modal-caption{
  margin:0;
  font-size:1rem;
  color:#fffaf1 !important;
  text-align:center;
  max-width:90vw;
  letter-spacing:0.015em;
  line-height:1.7;
  text-shadow:0 1px 8px rgba(0,0,0,0.65);
}

.modal-case{width:100%;margin-top:0.2rem;padding-top:0.2rem}
.modal-case-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0.65rem;width:100%}
.modal-case-card{
  padding:0.75rem 0.85rem;
  border-radius:12px;
  background:rgba(8,4,6,0.72) !important;
  border:1px solid rgba(243,212,138,0.28) !important;
  color:#fffaf1 !important;
  box-shadow:none !important;
}
.modal-case-card h4{
  margin:0 0 0.35rem;
  color:#f3d48a !important;
  font-size:0.78rem;
  letter-spacing:0.1em;
  text-transform:uppercase;
  font-weight:800;
}
.modal-case-card p{
  margin:0;
  color:#ffffff !important;
  font-size:0.95rem !important;
  line-height:1.6 !important;
  text-shadow:0 1px 4px rgba(0,0,0,0.45);
}
.modal-project-cta{margin-top:0.8rem;min-width:100%;text-align:center}

@media(max-width:700px){
  .modal-dialog{width:min(96vw,980px);padding:1rem}
  .modal-gallery{grid-template-columns:1fr;gap:0.75rem}
  .modal-prev,.modal-next{justify-self:center}
  .modal-stage{aspect-ratio:1 / 1;max-height:42vh}
  .modal-case-grid{grid-template-columns:1fr}
}

.portfolio-item.active{box-shadow:0 22px 50px rgba(225,183,77,0.18);border-color:var(--gold)}

/* Version mobile de la galerie et de la modal. */
@media(max-width:599px){
  .portfolio{padding:3.2rem 0}
  .portfolio-filters{gap:0.45rem;margin-bottom:1.1rem}
  .filter-btn{padding:0.5rem 0.7rem;font-size:0.76rem;letter-spacing:0.06em}
  .portfolio-grid{gap:0.85rem}
  .portfolio-item{padding:0.5rem;border-radius:16px}
  .portfolio-item img{height:188px;padding:0.6rem;border-radius:12px}
  .portfolio-item figcaption{padding:0.8rem 0.2rem 0.1rem;font-size:0.92rem}
  .portfolio-tag{font-size:0.72rem;letter-spacing:0.1em}
  .portfolio-society{font-size:0.98rem;line-height:1.24}
  .portfolio-item::before{top:10px;left:10px;padding:0.26rem 0.52rem;font-size:0.72rem;letter-spacing:0.05em}
  .portfolio-count{top:10px;right:10px;padding:0.26rem 0.54rem;font-size:0.72rem;letter-spacing:0.05em}

  .modal-dialog{padding:0.75rem;border-radius:14px;gap:0.7rem}
  .modal-close{top:8px;right:8px;font-size:1.55rem}
  .modal-gallery{gap:0.55rem}
  .modal-stage{max-height:38vh;border-radius:12px}
  .modal-stage img{padding:0.35rem}
  .modal-prev,.modal-next{width:38px;height:38px;font-size:1.18rem}
  #modal-caption{font-size:0.9rem;line-height:1.6;padding:0 0.25rem}
  .modal-case-card{padding:0.6rem 0.62rem}
  .modal-case-card p{font-size:0.84rem;line-height:1.46}
}