/* ============================================================
   AHMED PEINTRE RÉNOVATION SÀRL
   gallery.css — page « Galerie » + visionneuse
   Chargé uniquement sur galerie.html
   ============================================================ */

/* ---------- 1. EN-TÊTE DE PAGE ---------- */
.gal-head{
  position:relative;overflow:hidden;
  background:var(--ink);color:var(--paper);
  padding-block:clamp(44px,6vw,80px) clamp(40px,5vw,64px);
}
.gal-head__bg{position:absolute;inset:0;pointer-events:none}
.gal-head__blob{
  position:absolute;top:-260px;right:-160px;width:640px;height:640px;border-radius:50%;
  background:radial-gradient(circle,rgba(193,99,63,.36),transparent 68%);filter:blur(70px);
}
.gal-head__grid{
  position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:74px 74px;
  mask-image:radial-gradient(ellipse 85% 75% at 30% 20%,#000 10%,transparent 75%);
  -webkit-mask-image:radial-gradient(ellipse 85% 75% at 30% 20%,#000 10%,transparent 75%);
}
.gal-head__in{position:relative;z-index:1}

.gal-head .crumbs{color:rgba(255,255,255,.5)}
.gal-head .crumbs a:hover{color:var(--accent-l)}

.gal-head__title{
  font-size:clamp(2.2rem,5.4vw,4rem);color:#fff;
  margin-bottom:20px;text-wrap:balance;
}
.gal-head__title .em{font-style:italic;color:var(--accent-l)}

.gal-head__lead{
  font-size:clamp(1rem,1.45vw,1.1rem);color:rgba(255,255,255,.66);
  max-width:62ch;margin-bottom:34px;
}

.gal-head__stats{display:flex;flex-wrap:wrap;gap:14px}
.gal-head__stats li{
  display:flex;align-items:baseline;gap:10px;
  padding:13px 20px;border-radius:var(--r-m);
  background:rgba(255,255,255,.05);border:1px solid var(--line-light);
}
.gal-head__stats strong{
  font-family:var(--f-display);font-size:1.55rem;font-weight:600;
  line-height:1;color:var(--accent-l);letter-spacing:-.02em;
}
.gal-head__stats span{font-size:12.5px;font-weight:500;letter-spacing:.05em;text-transform:uppercase;color:rgba(255,255,255,.55)}

/* ---------- 2. BARRE DE FILTRES (collante sous le header) ---------- */
.gal-filters{
  position:sticky;top:0;z-index:60;
  background:rgba(250,248,245,.88);
  backdrop-filter:saturate(180%) blur(16px);
  -webkit-backdrop-filter:saturate(180%) blur(16px);
  border-bottom:1px solid var(--line);
}
.gal-filters__in{padding-block:14px}
.gal-filters__rail{
  display:flex;gap:9px;flex-wrap:wrap;
}

.fchip{
  display:inline-flex;align-items:center;gap:9px;
  padding:10px 17px;border-radius:100px;
  border:1.5px solid var(--line);background:#fff;
  font-size:14px;font-weight:600;color:var(--txt-2);
  white-space:nowrap;
  transition:background .3s var(--e),color .3s,border-color .3s,transform .3s var(--e-out);
}
.fchip:hover{border-color:var(--accent-l);color:var(--ink);transform:translateY(-2px)}
.fchip__n{
  display:inline-grid;place-items:center;min-width:23px;height:23px;padding-inline:6px;
  border-radius:100px;background:var(--paper-2);
  font-size:11.5px;font-weight:700;color:var(--txt-3);
  transition:background .3s,color .3s;
}
.fchip.is-active{background:var(--ink);border-color:var(--ink);color:#fff}
.fchip.is-active .fchip__n{background:var(--accent);color:#fff}

/* ---------- 3. GRILLE MAÇONNÉE ---------- */
.gal{padding-block:clamp(30px,4vw,52px) clamp(56px,7vw,90px)}

.gal-grid{
  columns:4;
  column-gap:clamp(12px,1.5vw,18px);
}
@media(max-width:1180px){.gal-grid{columns:3}}
@media(max-width:820px) {.gal-grid{columns:2}}

.gi{
  break-inside:avoid;
  margin:0 0 clamp(12px,1.5vw,18px);
  opacity:0;transform:translateY(18px) scale(.985);
  animation:giIn .6s var(--e-out) forwards;
}
@keyframes giIn{to{opacity:1;transform:none}}
.gi.is-hidden{display:none}
@media (prefers-reduced-motion:reduce){.gi{animation:none;opacity:1;transform:none}}

.gi__btn{
  display:block;position:relative;width:100%;
  border-radius:var(--r-m);overflow:hidden;
  background:var(--sand);cursor:zoom-in;
  box-shadow:var(--sh-s);
  transition:box-shadow .45s var(--e),transform .5s var(--e-out);
}
.gi__btn:hover{box-shadow:var(--sh-l);transform:translateY(-4px)}
.gi__btn:focus-visible{outline:3px solid var(--accent);outline-offset:3px}

.gi__btn img{
  display:block;width:100%;height:auto;
  transition:transform .8s var(--e-out),filter .5s;
}
.gi__btn:hover img{transform:scale(1.05)}

.gi__veil{
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(16,20,24,0) 42%,rgba(16,20,24,.88) 100%);
  opacity:0;transition:opacity .45s var(--e);
}
.gi__btn:hover .gi__veil,
.gi__btn:focus-visible .gi__veil{opacity:1}

.gi__zoom{
  position:absolute;top:14px;right:14px;
  width:38px;height:38px;display:grid;place-items:center;
  border-radius:50%;background:rgba(255,255,255,.92);color:var(--ink);
  opacity:0;transform:scale(.7);
  transition:opacity .4s var(--e),transform .45s var(--e-out);
}
.gi__zoom svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round}
.gi__btn:hover .gi__zoom,
.gi__btn:focus-visible .gi__zoom{opacity:1;transform:none}

.gi__meta{
  position:absolute;left:0;right:0;bottom:0;
  display:flex;flex-direction:column;gap:3px;
  padding:16px 18px 18px;text-align:left;
  opacity:0;transform:translateY(10px);
  transition:opacity .42s var(--e),transform .45s var(--e-out);
}
.gi__btn:hover .gi__meta,
.gi__btn:focus-visible .gi__meta{opacity:1;transform:none}

.gi__cat{
  align-self:flex-start;margin-bottom:5px;padding:4px 10px;border-radius:100px;
  background:rgba(193,99,63,.92);
  font-size:10px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:#fff;
}
.gi__title{font-family:var(--f-display);font-size:1.06rem;font-weight:500;line-height:1.25;color:#fff}
.gi__sub{font-size:12.4px;line-height:1.4;color:rgba(255,255,255,.66)}

.gal-empty{
  text-align:center;padding:60px 20px;
  font-size:15px;color:var(--txt-3);
}

.gal-note{
  display:flex;align-items:flex-start;gap:16px;
  margin-top:clamp(28px,3.5vw,44px);
  padding:22px 26px;border:1px dashed var(--line);border-radius:var(--r-m);background:#fff;
}
.gal-note .ico{width:26px;height:26px;color:var(--accent);flex:none;margin-top:2px}
.gal-note p{font-size:14.6px;color:var(--txt-2);max-width:78ch}

/* ---------- 4. VISIONNEUSE ---------- */
.lb{
  position:fixed;inset:0;z-index:300;
  display:grid;place-items:center;
  padding:clamp(16px,3vw,44px);
  animation:lbIn .3s var(--e-out);
}
.lb[hidden]{display:none}
@keyframes lbIn{from{opacity:0}to{opacity:1}}

.lb__backdrop{
  position:absolute;inset:0;
  background:rgba(10,13,16,.94);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  cursor:zoom-out;
}

.lb__stage{
  position:relative;z-index:2;
  display:flex;flex-direction:column;align-items:center;gap:18px;
  max-width:min(1180px,100%);max-height:100%;
  margin:0;
}
.lb__imgwrap{
  position:relative;display:grid;place-items:center;
  min-width:200px;min-height:160px;
  border-radius:var(--r-m);overflow:hidden;
  box-shadow:0 40px 90px -30px rgba(0,0,0,.85);
}
.lb__img{
  display:block;max-width:100%;
  max-height:calc(100dvh - 230px);
  width:auto;height:auto;object-fit:contain;
  background:#15191E;
  opacity:0;transition:opacity .3s var(--e);
}
.lb__img.is-ready{opacity:1}

.lb__spin{
  position:absolute;width:34px;height:34px;border-radius:50%;
  border:2.5px solid rgba(255,255,255,.18);border-top-color:var(--accent-l);
  animation:lbSpin .8s linear infinite;
}
.lb__spin[hidden]{display:none}
@keyframes lbSpin{to{transform:rotate(360deg)}}

.lb__cap{
  display:flex;flex-direction:column;align-items:center;gap:5px;
  text-align:center;max-width:60ch;
}
.lb__cat{
  margin-bottom:4px;padding:5px 12px;border-radius:100px;
  background:rgba(193,99,63,.92);
  font-size:10.5px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:#fff;
}
.lb__title{font-family:var(--f-display);font-size:clamp(1.1rem,2vw,1.4rem);font-weight:500;color:#fff}
.lb__sub{font-size:13.6px;color:rgba(255,255,255,.6)}

.lb__btn{
  position:absolute;z-index:3;
  display:grid;place-items:center;
  width:52px;height:52px;border-radius:50%;
  background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.16);
  color:#fff;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  transition:background .3s,transform .3s var(--e-out),border-color .3s;
}
.lb__btn svg{width:23px;height:23px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.lb__btn:hover{background:var(--accent);border-color:var(--accent);transform:scale(1.07)}
.lb__btn:active{transform:scale(.96)}
.lb__btn--close{top:clamp(14px,2.5vw,26px);right:clamp(14px,2.5vw,26px)}
.lb__btn--prev {left:clamp(14px,2.5vw,30px);top:50%;transform:translateY(-50%)}
.lb__btn--next {right:clamp(14px,2.5vw,30px);top:50%;transform:translateY(-50%)}
.lb__btn--prev:hover,.lb__btn--next:hover{transform:translateY(-50%) scale(1.07)}

.lb__counter{
  position:absolute;z-index:3;
  left:50%;bottom:clamp(14px,2.5vw,26px);transform:translateX(-50%);
  padding:7px 16px;border-radius:100px;
  background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.14);
  font-size:12.5px;font-weight:600;letter-spacing:.06em;color:rgba(255,255,255,.8);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
}
.lb__counter span:first-child{color:#fff}

body.lb-open{overflow:hidden}

/* ---------- 5. TÉLÉPHONE ---------- */
@media(max-width:720px){
  .gal-head{padding-block:32px 30px}
  .gal-head__title{font-size:clamp(2rem,8.6vw,2.6rem);margin-bottom:14px}
  .gal-head__lead{font-size:14.8px;margin-bottom:22px}
  .gal-head__stats{gap:8px}
  .gal-head__stats li{padding:10px 14px;gap:8px;flex:1 1 auto}
  .gal-head__stats strong{font-size:1.25rem}
  .gal-head__stats span{font-size:10.5px;letter-spacing:.04em}
  .gal-head__blob{width:380px;height:380px;top:-190px;right:-130px}

  /* Filtres : rail horizontal, pas de retour à la ligne */
  .gal-filters__in{padding-block:11px}
  .gal-filters__rail{
    flex-wrap:nowrap;overflow-x:auto;
    scrollbar-width:none;-webkit-overflow-scrolling:touch;
    margin-inline:calc(var(--gut) * -1);
    padding:2px var(--gut);
    scroll-padding-inline:var(--gut);
  }
  .gal-filters__rail::-webkit-scrollbar{display:none}
  .fchip{padding:9px 14px;font-size:13.2px;gap:7px;scroll-snap-align:start}
  .fchip:hover{transform:none}
  .fchip__n{min-width:20px;height:20px;font-size:10.5px}

  .gal{padding-block:22px 52px}
  .gal-grid{columns:2;column-gap:10px}
  .gi{margin-bottom:10px}
  .gi__btn{border-radius:14px}
  .gi__btn:hover{transform:none;box-shadow:var(--sh-s)}
  .gi__btn:hover img{transform:none}
  .gi__zoom{display:none}

  /* Sur mobile la légende reste visible : pas de survol possible */
  .gi__veil{opacity:1;background:linear-gradient(180deg,rgba(16,20,24,0) 52%,rgba(16,20,24,.85) 100%)}
  .gi__meta{opacity:1;transform:none;padding:11px 12px 12px;gap:2px}
  .gi__cat{display:none}
  .gi__title{font-size:12.8px;line-height:1.3}
  .gi__sub{display:none}

  .gal-note{flex-direction:column;gap:11px;padding:18px 20px;margin-top:24px}
  .gal-note p{font-size:13.8px}

  /* Visionneuse */
  .lb{padding:0}
  .lb__stage{gap:0;width:100%;height:100%;justify-content:center}
  .lb__imgwrap{border-radius:0;box-shadow:none;width:100%}
  .lb__img{max-height:calc(100dvh - 190px);max-width:100vw}
  .lb__cap{
    position:absolute;left:0;right:0;bottom:0;
    padding:18px 18px calc(64px + env(safe-area-inset-bottom));
    background:linear-gradient(180deg,transparent,rgba(10,13,16,.92) 34%);
    max-width:none;
  }
  .lb__title{font-size:1.02rem}
  .lb__sub{font-size:12.4px}
  .lb__btn{width:44px;height:44px}
  .lb__btn svg{width:20px;height:20px}
  .lb__btn--close{top:calc(12px + env(safe-area-inset-top));right:12px}
  /* flèches en bas, à portée de pouce */
  .lb__btn--prev{left:auto;right:76px;top:auto;bottom:calc(12px + env(safe-area-inset-bottom));transform:none}
  .lb__btn--next{right:16px;top:auto;bottom:calc(12px + env(safe-area-inset-bottom));transform:none}
  .lb__btn--prev:hover,.lb__btn--next:hover{transform:none}
  .lb__counter{left:20px;transform:none;bottom:calc(24px + env(safe-area-inset-bottom))}

  /* la barre d'action ne doit pas flotter au-dessus de la visionneuse */
  body.lb-open .mbar,
  body.lb-open .fab,
  body.lb-open .progress{display:none}
}

@media(max-width:420px){
  .gal-grid{columns:1}
  .gi__title{font-size:13.4px}
  .gi__sub{display:block;font-size:11.8px}
  .gi__meta{padding:13px 14px 14px}
}