/* =========================================================
   GALERIE PHOTO — style épuré, élégant, neutre
   ========================================================= */
:root{
  --bg:#fafaf9;
  --surface:#ffffff;
  --ink:#1c1c1a;
  --muted:#8a8a84;
  --line:#e7e6e2;
  --accent:#1c1c1a;
  --lb-bg:rgba(72,71,67,.975);   /* fond du plein écran (éclairci) */
  --radius:10px;
  --shadow:0 1px 2px rgba(0,0,0,.04),0 8px 24px rgba(0,0,0,.05);
  --maxw:1200px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Helvetica,Arial,sans-serif;
  font-size:15px;line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit}
button{font-family:inherit;cursor:pointer}
img{display:block;max-width:100%}

/* ---- layout ---- */
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.topbar{
  border-bottom:1px solid var(--line);background:var(--surface);
  position:sticky;top:0;z-index:20;
}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{font-weight:600;letter-spacing:.06em;text-transform:uppercase;font-size:13px}
.brand small{color:var(--muted);font-weight:400;text-transform:none;letter-spacing:0;margin-left:8px}

/* ---- buttons ---- */
.btn{
  border:1px solid var(--line);background:var(--surface);color:var(--ink);
  padding:9px 16px;border-radius:8px;font-size:14px;font-weight:500;
  transition:.15s;display:inline-flex;align-items:center;gap:8px;line-height:1;
}
.btn:hover{border-color:#c9c8c3;background:#fff}
.btn.primary{background:var(--accent);color:#fff;border-color:var(--accent)}
.btn.primary:hover{opacity:.88}
.btn.ghost{border-color:transparent;background:transparent}
.btn.ghost:hover{background:#f1f0ec}
.btn:disabled{opacity:.45;cursor:not-allowed}
.btn.sm{padding:6px 12px;font-size:13px}

/* ---- forms ---- */
label{display:block;font-size:13px;color:var(--muted);margin:0 0 6px}
input[type=text],input[type=email],input[type=password],input[type=url],textarea{
  width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:8px;
  background:#fff;font-size:14px;color:var(--ink);
}
input:focus,textarea:focus{outline:none;border-color:#b9b8b2}
textarea{resize:vertical;min-height:70px}

/* ---- generic ---- */
.muted{color:var(--muted)}
.section{padding:36px 0}
h1{font-size:26px;font-weight:600;margin:0 0 4px;letter-spacing:-.01em}
h2{font-size:19px;font-weight:600;margin:0 0 14px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.spacer{flex:1}
.pill{font-size:12px;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:3px 10px}

/* ---- gallery list (admin) ---- */
.gallery-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:18px}
.gcard{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.15s;cursor:pointer}
.gcard:hover{box-shadow:var(--shadow);transform:translateY(-1px)}
.gcard .thumb{aspect-ratio:4/3;background:#f1f0ec;background-size:cover;background-position:center}
.gcard .meta{padding:14px 16px}
.gcard .meta h3{margin:0 0 2px;font-size:16px;font-weight:600}

/* ---- photo grid JUSTIFIÉ (viewer) : rangées, lecture gauche→droite ---- */
.pgrid{display:flex;flex-wrap:wrap;gap:10px}
.pgrid .pitem{position:relative;border-radius:6px;overflow:hidden;background:#eeede9;cursor:zoom-in;flex:0 0 auto}
.pgrid .pitem img{width:100%;height:100%;object-fit:cover;display:block;transition:.3s}
.pgrid .pitem:hover img{transform:scale(1.03)}
.pgrid .pitem .chk{position:absolute;top:10px;left:10px;width:22px;height:22px;border-radius:6px;
  background:rgba(255,255,255,.9);border:1px solid var(--line);display:none;align-items:center;justify-content:center;z-index:2}
.pgrid.selectable .pitem .chk{display:flex}
.pgrid .pitem.selected{outline:3px solid var(--ink);outline-offset:-3px}
.pgrid .pitem.selected .chk{background:var(--ink);color:#fff;border-color:var(--ink)}

/* ---- sortable (admin reorder) ---- */
.sortgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}
.sortitem{position:relative;border:1px solid var(--line);border-radius:8px;overflow:hidden;background:#f1f0ec;cursor:grab;aspect-ratio:1/1}
.sortitem.dragging{opacity:.4}
.sortitem.over{outline:2px dashed var(--ink);outline-offset:-2px}
.sortitem img{width:100%;height:100%;object-fit:cover}
.sortitem .idx{position:absolute;top:6px;left:6px;background:rgba(28,28,26,.8);color:#fff;font-size:11px;border-radius:5px;padding:1px 7px}
.sortitem .del{position:absolute;top:6px;right:6px;background:rgba(255,255,255,.92);border:none;border-radius:5px;width:24px;height:24px;font-size:15px;line-height:1;color:#b23}

/* ---- lightbox ---- */
.lightbox{position:fixed;inset:0;background:var(--lb-bg);z-index:100;display:none;align-items:center;justify-content:center}
.lightbox.open{display:flex}
.lightbox img{max-width:92vw;max-height:86vh;object-fit:contain;user-select:none;box-shadow:0 10px 60px rgba(0,0,0,.35)}
.lb-btn{position:absolute;background:rgba(255,255,255,.14);border:none;color:#fff;width:52px;height:52px;border-radius:50%;
  font-size:22px;display:flex;align-items:center;justify-content:center;transition:.15s}
.lb-btn:hover{background:rgba(255,255,255,.28)}
.lb-prev{left:22px;top:50%;transform:translateY(-50%)}
.lb-next{right:22px;top:50%;transform:translateY(-50%)}
.lb-close{top:20px;right:22px;width:44px;height:44px;font-size:20px}
.lb-bar{position:absolute;bottom:22px;left:50%;transform:translateX(-50%);display:flex;gap:12px;align-items:center;
  background:rgba(0,0,0,.28);padding:8px 14px;border-radius:999px;color:#fff;font-size:13px}
.lb-bar .btn{background:rgba(255,255,255,.16);border-color:transparent;color:#fff}
.lb-bar .btn:hover{background:rgba(255,255,255,.28)}

/* ---- toast / progress ---- */
.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:var(--ink);color:#fff;
  padding:12px 20px;border-radius:8px;font-size:14px;z-index:200;box-shadow:var(--shadow);opacity:0;transition:.25s;pointer-events:none}
.toast.show{opacity:1}
.progress{height:4px;background:var(--line);border-radius:999px;overflow:hidden;margin-top:10px}
.progress > i{display:block;height:100%;background:var(--ink);width:0;transition:.2s}

.empty{text-align:center;padding:70px 20px;color:var(--muted)}
.center-screen{min-height:70vh;display:flex;align-items:center;justify-content:center}
.hide{display:none!important}

/* ---- viewer : bandeau logo + entête + pied ---- */
.v-topbar{border-bottom:1px solid var(--line);background:var(--surface)}
.v-topbar .wrap{display:flex;align-items:center;justify-content:space-between;height:70px}
.v-logo img{height:34px;width:auto;display:block}
.v-head{padding:44px 0 28px;margin-bottom:26px}
.v-head h1{font-size:32px}
.v-head p{max-width:640px;color:var(--muted);margin:8px 0 0}
.v-foot{border-top:1px solid var(--line);margin-top:56px;padding:30px 0 60px;
  display:flex;align-items:center;gap:18px;flex-wrap:wrap;color:var(--muted);font-size:13px}
.v-foot img{height:26px;width:auto;opacity:.9}
.v-foot a{color:var(--ink);text-decoration:none;border-bottom:1px solid var(--line);padding-bottom:1px}
.v-foot a:hover{border-color:var(--ink)}

@media(max-width:640px){
  .v-head{padding:30px 0 20px}
  .v-head h1{font-size:25px}
  .lb-prev{left:8px}.lb-next{right:8px}
}