:root{
  --bg:#0e0e0f; --fg:#ecebe8; --mute:#8b8a86; --line:#232325; --tile:#18181a;
  --gap:clamp(6px,1vw,14px); --pad:clamp(16px,4vw,48px);
  --ease:cubic-bezier(.2,.7,.2,1);
  font-family:"Inter",ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  color-scheme:dark;
}
*{box-sizing:border-box;margin:0}
html{background:var(--bg);color:var(--fg);-webkit-text-size-adjust:100%}
body{min-height:100svh;display:flex;flex-direction:column;font-size:15px;line-height:1.5;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
img{display:block;max-width:100%}
:focus-visible{outline:2px solid var(--fg);outline-offset:3px}

/* Header */
.top{position:sticky;top:0;z-index:10;display:flex;align-items:center;justify-content:space-between;
  padding:14px var(--pad);background:color-mix(in srgb,var(--bg) 82%,transparent);
  backdrop-filter:saturate(1.4) blur(12px);-webkit-backdrop-filter:saturate(1.4) blur(12px)}
.brand{font-weight:600;letter-spacing:.04em;text-transform:uppercase;font-size:13px}
.brand img{height:28px;width:auto}
.links{display:flex;gap:22px;font-size:13px;color:var(--mute)}
.links a:hover{color:var(--fg)}
main{flex:1;outline:none}
.foot{padding:40px var(--pad);color:var(--mute);font-size:12px}

/* Accueil : grille de projets */
.home{padding:8px var(--pad) 0}
.grid{display:grid;gap:var(--gap);grid-template-columns:repeat(auto-fill,minmax(min(100%,240px),1fr))}
.card{position:relative;display:block;overflow:hidden;background:var(--tile);aspect-ratio:425/680;border-radius:2px}
.card img{width:100%;height:100%;object-fit:cover;transition:transform .9s var(--ease),opacity .5s,filter .5s}
.card .t{position:absolute;inset:auto 0 0 0;padding:28px 16px 14px;font-size:13px;letter-spacing:.03em;
  display:flex;justify-content:space-between;align-items:end;
  background:linear-gradient(transparent,rgba(0,0,0,.6));opacity:0;transform:translateY(6px);transition:.4s var(--ease)}
.card .t small{color:#bbb}
@media (hover:hover){
  .card:hover img{transform:scale(1.035)}
  .card:hover .t{opacity:1;transform:none}
  .grid:hover .card:not(:hover) img{filter:brightness(.6)}
}
@media (hover:none){.card .t{opacity:1;transform:none}}

/* Chargement progressif */
.lazy{opacity:0}
.lazy.in{opacity:1}

/* Page projet */
.proj{padding:12px var(--pad) 0}
.proj-head{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:12px;margin:18px 0 26px}
.proj-head h1{font-size:clamp(28px,5vw,56px);font-weight:500;letter-spacing:-.02em;line-height:1}
.proj-head .meta{color:var(--mute);font-size:13px;display:flex;gap:18px;align-items:center}
.proj-head .meta a:hover{color:var(--fg)}
.intro{max-width:60ch;color:var(--mute);margin:-10px 0 26px}
.video{position:relative;aspect-ratio:16/9;background:#000;margin-bottom:var(--gap)}
.video>*{position:absolute;inset:0;width:100%;height:100%;border:0}

/* Masonry (colonnes CSS, ordre ligne par ligne géré en JS) */
.justified{display:flex;flex-direction:column;gap:var(--gap);column-gap:var(--gap)}
.jrow{display:flex;gap:var(--gap);width:100%;margin:0 auto}
.jrow.skel{height:420px;background:var(--tile);animation:pulse 1.2s ease-in-out infinite alternate}
@keyframes pulse{to{opacity:.5}}
.shot{position:relative;display:block;flex:1 1 0;min-width:0;padding:0;background:var(--tile);overflow:hidden;cursor:zoom-in;border-radius:2px}
.shot img{width:100%;height:100%;object-fit:cover;transition:opacity .5s,transform .9s var(--ease)}
.shot figcaption{position:absolute;left:12px;bottom:10px;font-size:12px;letter-spacing:.04em;text-shadow:0 1px 6px #000}
@media (hover:hover){.shot:hover img{transform:scale(1.02)}}

.pager{display:flex;justify-content:space-between;gap:20px;margin:56px 0 0;padding-top:22px;border-top:1px solid var(--line)}
.pager a{display:flex;flex-direction:column;gap:2px;max-width:45%}
.pager a small{color:var(--mute);font-size:11px;letter-spacing:.08em;text-transform:uppercase}
.pager a span{font-size:clamp(18px,2.6vw,28px);font-weight:500;transition:opacity .3s}
.pager a:hover span{opacity:.6}
.pager .n{text-align:right;margin-left:auto}

/* Transitions de vues */
.view{animation:fade .45s var(--ease) both}
@keyframes fade{from{opacity:0;transform:translateY(8px)}}

/* Visionneuse */
.lb{position:fixed;inset:0;z-index:100;background:#070707;display:grid;grid-template-rows:auto 1fr auto;
  opacity:0;transition:opacity .25s;touch-action:none;user-select:none;-webkit-user-select:none}
.lb.on{opacity:1}
.lb[hidden]{display:none}
.lb-bar{grid-row:1;display:flex;align-items:center;gap:16px;padding:10px 14px;font-size:13px;color:var(--mute);z-index:2}
.lb-count{font-variant-numeric:tabular-nums;min-width:52px}
.lb-cap{flex:1;color:var(--fg);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.lb-actions{display:flex;gap:2px}
.lb-actions>*{width:40px;height:40px;display:grid;place-items:center;border-radius:50%;transition:background .2s}
.lb-actions>*:hover{background:#ffffff14}
.lb svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.lb-actions svg{color:var(--fg)}
.lb-stage{grid-row:2;position:relative;overflow:hidden;cursor:zoom-in}
.lb.zoomed .lb-stage{cursor:grab}
.lb.dragging .lb-stage{cursor:grabbing}
.lb-stage img{position:absolute;inset:0;margin:auto;max-width:calc(100% - 24px);max-height:calc(100% - 12px);
  object-fit:contain;will-change:transform;transform-origin:50% 50%}
.lb-low{filter:blur(0);transition:opacity .3s}
.lb-img{opacity:0;transition:opacity .35s}
.lb-img.ready{opacity:1}
.lb-img.ready+.lb-spin{opacity:0}
.lb.anim .lb-stage img{transition:transform .3s var(--ease),opacity .35s}
.lb-spin{position:absolute;left:50%;top:50%;width:26px;height:26px;margin:-13px;border:2px solid #ffffff30;border-top-color:#fff;
  border-radius:50%;animation:spin .8s linear infinite;transition:opacity .2s;pointer-events:none}
@keyframes spin{to{transform:rotate(360deg)}}
.lb-nav{position:absolute;top:50%;width:56px;height:96px;margin-top:-48px;display:grid;place-items:center;color:var(--fg);opacity:.55;transition:opacity .2s;z-index:2}
.lb-nav:hover{opacity:1}
.lb-nav svg{width:30px;height:30px}
.lb-nav.prev{left:4px}.lb-nav.next{right:4px}
.lb.zoomed .lb-nav,.lb.zoomed .lb-strip{opacity:0;pointer-events:none}
.lb-strip{grid-row:3;display:flex;gap:6px;padding:10px 14px 14px;overflow-x:auto;scrollbar-width:none;justify-content:safe center;transition:opacity .2s}
.lb-strip::-webkit-scrollbar{display:none}
.lb-strip button{flex:0 0 auto;height:56px;aspect-ratio:1;padding:0;overflow:hidden;opacity:.4;transition:opacity .2s;border-radius:2px;background:var(--tile)}
.lb-strip button img{width:100%;height:100%;object-fit:cover}
.lb-strip button:hover{opacity:.8}
.lb-strip button[aria-current="true"]{opacity:1;outline:1px solid var(--fg);outline-offset:1px}
@media (max-width:640px){
  .lb-nav{display:none}
  .lb-strip button{height:44px}
  .links{gap:16px}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}