:root{
  --primary:#009DFF;
  --primary-light:#66C4FF;
  --primary-dark:#006FD6;
  --background:#F8FBFF;
  --surface:#FFFFFF;
  --text:#0F172A;
  --text-secondary:#475569;
  --glass:rgba(255,255,255,0.75);
  --glass-border:rgba(255,255,255,0.5);
  --shadow-soft:0 20px 50px rgba(15,23,42,0.08);
  --radius-pill:999px;
  --radius-md:24px;
  --radius-lg:32px;
  --danger:#E23E52;
  --danger-bg:rgba(226,62,82,0.08);
  --success:#16A34A;
  --success-bg:rgba(22,163,74,0.08);
}

*,*::before,*::after{ box-sizing:border-box; margin:0; padding:0; }
html,body{ height:100%; }
body{
  font-family:'Inter',sans-serif;
  font-weight:400;
  line-height:1.6;
  color:var(--text);
  background:var(--background);
  min-height:100vh;
  position:relative;
  -webkit-font-smoothing:antialiased;
}
a{ color:inherit; text-decoration:none; }

h1,h2{
  font-family:'Plus Jakarta Sans',sans-serif;
  font-weight:800;
  letter-spacing:-0.03em;
  line-height:1.1;
  color:var(--text);
}

/* ===== Formes flottantes de fond ===== */
.bg-shape{
  position:fixed;
  border-radius:50%;
  filter:blur(70px);
  opacity:.5;
  z-index:0;
  pointer-events:none;
  animation:float 9s ease-in-out infinite;
}
.shape-1{ width:420px; height:420px; background:var(--primary-light); top:-120px; right:-120px; }
.shape-2{ width:300px; height:300px; background:var(--primary); bottom:-100px; left:-100px; animation-delay:2s; }
.shape-3{ width:180px; height:180px; background:#fff; top:60%; left:8%; opacity:.5; animation-delay:1s; }

@keyframes float{
  0%,100%{ transform:translateY(0) translateX(0); }
  50%{ transform:translateY(-26px) translateX(14px); }
}
@media (prefers-reduced-motion: reduce){ .bg-shape{ animation:none !important; } }

.bg-overlay{
  position:fixed; inset:0; z-index:0; pointer-events:none;
  background:radial-gradient(circle at 20% 20%, rgba(102,196,255,0.18), transparent 55%),
             radial-gradient(circle at 80% 80%, rgba(0,157,255,0.12), transparent 55%);
}

/* ===== Layout ===== */
.wrap{ position:relative; z-index:1; max-width:1100px; margin:0 auto; padding:24px 20px 100px; }

.center-screen{
  position:relative; z-index:1;
  min-height:100vh; display:flex; align-items:center; justify-content:center; padding:20px;
}

/* ===== Carte glass (login) ===== */
.card{
  width:100%; max-width:400px;
  background:var(--glass);
  backdrop-filter:blur(20px); -webkit-backdrop-filter:blur(20px);
  border:1px solid var(--glass-border);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-soft);
  padding:48px 40px;
  opacity:0; transform:translateY(24px) scale(.98);
  animation:cardIn .8s cubic-bezier(.2,.8,.2,1) .1s forwards;
}
@keyframes cardIn{ to{ opacity:1; transform:translateY(0) scale(1); } }
@media (prefers-reduced-motion: reduce){ .card{ opacity:1; transform:none; animation:none; } }
@media (max-width:480px){ .card{ padding:36px 24px; } }

.card h1{ font-size:1.5rem; margin-bottom:8px; text-align:center; }
.card p.sub{ color:var(--text-secondary); text-align:center; font-size:0.92rem; margin-bottom:28px; }

/* ===== Formulaires ===== */
label{ display:block; font-size:0.82rem; font-weight:600; color:var(--text-secondary); margin-bottom:6px; }

input[type="password"], input[type="email"], input[type="text"], input[type="file"]{
  width:100%; padding:13px 16px;
  border-radius:14px;
  border:1px solid rgba(15,23,42,0.12);
  background:#fff;
  color:var(--text);
  font-size:1rem;
  font-family:inherit;
  margin-bottom:18px;
  transition:border-color .2s ease, box-shadow .2s ease;
}
input:focus{ outline:none; border-color:var(--primary); box-shadow:0 0 0 4px rgba(0,157,255,0.12); }

/* ===== Boutons ===== */
button, .btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding:13px 24px;
  border-radius:var(--radius-pill);
  border:none;
  background:linear-gradient(135deg, var(--primary), var(--primary-dark));
  color:#fff;
  font-family:'Plus Jakarta Sans',sans-serif;
  font-size:0.95rem;
  font-weight:700;
  cursor:pointer;
  text-decoration:none;
  transition:transform .15s cubic-bezier(.2,.8,.2,1), box-shadow .15s ease;
  box-shadow:0 8px 20px rgba(0,157,255,0.25);
}
button:hover, .btn:hover{ transform:translateY(-2px); box-shadow:0 12px 26px rgba(0,157,255,0.32); }
button:active, .btn:active{ transform:translateY(0) scale(0.98); }
button:disabled{ opacity:0.5; cursor:not-allowed; transform:none; box-shadow:none; }

.btn-danger{ background:linear-gradient(135deg, var(--danger), #c22e40); box-shadow:0 8px 20px rgba(226,62,82,0.25); }
.btn-secondary{
  background:rgba(255,255,255,0.7);
  color:var(--text);
  border:1px solid var(--glass-border);
  box-shadow:none;
}
.btn-secondary:hover{ background:#fff; box-shadow:var(--shadow-soft); }
.btn-block{ width:100%; }

/* ===== Messages ===== */
.error{
  background:var(--danger-bg); border:1px solid rgba(226,62,82,0.3); color:var(--danger);
  padding:12px 16px; border-radius:14px; font-size:0.88rem; margin-bottom:18px;
}
.success-msg{
  background:var(--success-bg); border:1px solid rgba(22,163,74,0.3); color:var(--success);
  padding:12px 16px; border-radius:14px; font-size:0.88rem; margin-bottom:18px;
}

/* ===== Header ===== */
header.topbar{
  display:flex; align-items:center; justify-content:space-between;
  padding:20px 24px; margin-bottom:24px; flex-wrap:wrap; gap:12px;
  background:var(--glass);
  backdrop-filter:blur(20px); -webkit-backdrop-filter:blur(20px);
  border:1px solid var(--glass-border);
  border-radius:var(--radius-md);
  box-shadow:var(--shadow-soft);
}
header.topbar h1{ font-size:1.15rem; }
header.topbar .actions{ display:flex; gap:10px; align-items:center; flex-wrap:wrap; }

.eyebrow, .status-pill{
  display:inline-flex; align-items:center; gap:8px;
  font-family:'Plus Jakarta Sans',sans-serif;
  font-size:0.78rem; font-weight:700; letter-spacing:0.06em; text-transform:uppercase;
  padding:8px 16px; border-radius:var(--radius-pill);
}
.status-pill.open{ color:var(--success); background:var(--success-bg); }
.status-pill.closed{ color:var(--danger); background:var(--danger-bg); }
.status-pill::before{ content:""; width:6px; height:6px; border-radius:50%; background:currentColor; display:inline-block; animation:pulse 1.6s ease-in-out infinite; }
@keyframes pulse{ 0%,100%{ opacity:1; transform:scale(1);} 50%{ opacity:.4; transform:scale(.7);} }

/* ===== Panels ===== */
.panel{
  background:var(--glass);
  backdrop-filter:blur(20px); -webkit-backdrop-filter:blur(20px);
  border:1px solid var(--glass-border);
  border-radius:var(--radius-md);
  box-shadow:var(--shadow-soft);
  padding:24px;
  margin-bottom:20px;
}
.panel h2{
  font-size:0.82rem; margin-bottom:16px; color:var(--text-secondary);
  text-transform:uppercase; letter-spacing:0.08em; font-weight:700;
}

/* ===== Grille photos ===== */
.grid{ display:grid; grid-template-columns:repeat(auto-fill, minmax(160px, 1fr)); gap:14px; }

.photo-tile{
  position:relative; border-radius:18px; overflow:hidden;
  aspect-ratio:1/1; background:#fff;
  border:3px solid transparent;
  cursor:pointer;
  box-shadow:0 4px 14px rgba(15,23,42,0.08);
  transition:transform .15s ease, border-color .15s ease;
}
.photo-tile:hover{ transform:translateY(-3px); }
.photo-tile img{ width:100%; height:100%; object-fit:cover; display:block; }
.photo-tile.selected{ border-color:var(--primary); }

.photo-tile .check{
  position:absolute; top:8px; right:8px; width:28px; height:28px; border-radius:50%;
  background:rgba(255,255,255,0.85); border:2px solid rgba(15,23,42,0.15);
  display:flex; align-items:center; justify-content:center; font-size:0.9rem; color:var(--text);
  backdrop-filter:blur(6px);
}
.photo-tile.selected .check{ background:var(--primary); border-color:var(--primary); color:#fff; }

.photo-tile .delete-btn{
  position:absolute; top:8px; left:8px; width:28px; height:28px; border-radius:50%;
  background:rgba(226,62,82,0.92); color:#fff; border:none; cursor:pointer;
  font-size:0.85rem; display:flex; align-items:center; justify-content:center; box-shadow:none;
}

.empty-state{ text-align:center; padding:70px 20px; color:var(--text-secondary); }

/* ===== Barre flottante de sélection ===== */
.floating-bar{
  position:fixed; bottom:24px; left:50%; transform:translateX(-50%);
  background:var(--glass);
  backdrop-filter:blur(20px); -webkit-backdrop-filter:blur(20px);
  border:1px solid var(--glass-border);
  border-radius:var(--radius-pill);
  padding:10px 12px 10px 22px;
  display:flex; align-items:center; gap:16px;
  box-shadow:var(--shadow-soft);
  z-index:50;
}
.floating-bar span{ font-size:0.9rem; color:var(--text-secondary); font-weight:600; }

/* ===== Modal ===== */
.modal-overlay{
  position:fixed; inset:0; background:rgba(15,23,42,0.45);
  backdrop-filter:blur(4px);
  display:flex; align-items:center; justify-content:center;
  z-index:100; padding:20px;
}
.modal-overlay[hidden]{ display:none; }

/* ===== Bannière fermée ===== */
.closed-banner{ text-align:center; padding:0; }
.closed-icon{ font-size:2rem; margin-bottom:16px; }
.closed-banner h1{ margin-bottom:10px; }
.closed-banner p{ color:var(--text-secondary); }

/* ===== Progress bar (envoi) ===== */
.progress-track{
  width:100%; height:6px; margin-bottom:12px;
  border-radius:var(--radius-pill);
  background:rgba(0,157,255,0.1);
  overflow:hidden;
}
.progress-track-fill{
  height:100%; border-radius:var(--radius-pill);
  background:linear-gradient(135deg, var(--primary), var(--primary-dark));
  width:0%; transition:width .2s ease;
}

/* ===== Zone d'upload ===== */
.file-input-label{
  display:block; border:2px dashed rgba(0,157,255,0.35); border-radius:18px;
  padding:36px; text-align:center; cursor:pointer; color:var(--text-secondary);
  margin-bottom:18px; font-weight:600; transition:border-color .2s ease, background .2s ease;
}
.file-input-label:hover{ border-color:var(--primary); background:rgba(0,157,255,0.04); color:var(--text); }

small.hint{ display:block; color:var(--text-secondary); font-size:0.78rem; margin-top:-12px; margin-bottom:18px; }

.footer-note{
  position:relative; z-index:1; text-align:center; font-size:0.78rem;
  color:var(--text-secondary); font-weight:500; padding:24px; margin-top:20px;
}

/* ===== Lightbox plein écran ===== */
.lightbox-overlay{
  position:fixed; inset:0; z-index:200;
  background:rgba(15,23,42,0.94);
  backdrop-filter:blur(8px); -webkit-backdrop-filter:blur(8px);
  display:flex; flex-direction:column; align-items:center; justify-content:center;
  padding:20px;
}
.lightbox-overlay[hidden]{ display:none; }

.lightbox-counter{
  color:rgba(255,255,255,0.75);
  font-family:'Plus Jakarta Sans',sans-serif;
  font-size:0.85rem; font-weight:700;
  margin-bottom:14px;
}

.lightbox-img-wrap{
  max-width:100%;
  max-height:68vh;
  display:flex; align-items:center; justify-content:center;
  margin-bottom:22px;
  touch-action:pan-y;
}
.lightbox-img-wrap img{
  max-width:100%;
  max-height:68vh;
  border-radius:18px;
  box-shadow:0 25px 70px rgba(0,0,0,0.5);
  object-fit:contain;
  -webkit-user-drag:none;
  user-select:none;
}

.lightbox-close{
  position:fixed; top:20px; right:20px;
  width:44px; height:44px; border-radius:50%;
  background:rgba(255,255,255,0.12);
  color:#fff; border:none; font-size:1.15rem; cursor:pointer;
  display:flex; align-items:center; justify-content:center;
  z-index:210; box-shadow:none; transition:background .15s ease;
}
.lightbox-close:hover{ background:rgba(255,255,255,0.22); transform:none; }

.lightbox-nav{
  position:fixed; top:50%; transform:translateY(-50%);
  width:52px; height:52px; border-radius:50%;
  background:rgba(255,255,255,0.12);
  color:#fff; border:none; font-size:1.8rem; line-height:1; cursor:pointer;
  display:flex; align-items:center; justify-content:center;
  z-index:210; box-shadow:none; transition:background .15s ease;
}
.lightbox-nav:hover{ background:rgba(255,255,255,0.22); transform:translateY(-50%); }
.lightbox-prev{ left:16px; }
.lightbox-next{ right:16px; }

.lightbox-select-btn{
  background:rgba(255,255,255,0.12);
  color:#fff;
  border:1px solid rgba(255,255,255,0.25);
  box-shadow:none;
}
.lightbox-select-btn:hover{ background:rgba(255,255,255,0.2); box-shadow:none; }
.lightbox-select-btn.selected{
  background:linear-gradient(135deg, var(--success), #128a3e);
  border-color:transparent;
  box-shadow:0 8px 24px rgba(22,163,74,0.35);
}

/* Tablette */
@media (max-width:900px){
  .lightbox-nav{ width:46px; height:46px; font-size:1.6rem; }
}

/* Mobile */
@media (max-width:600px){
  .lightbox-img-wrap{ max-height:58vh; }
  .lightbox-img-wrap img{ max-height:58vh; border-radius:14px; }
  .lightbox-nav{ width:40px; height:40px; font-size:1.3rem; }
  .lightbox-prev{ left:8px; }
  .lightbox-next{ right:8px; }
  .lightbox-close{ top:12px; right:12px; width:38px; height:38px; }
  .lightbox-select-btn{ font-size:0.88rem; padding:11px 20px; }
}