/* =====================================================================
   Alsace Immersion VR — feuille de style partagée
   Galerie publique, administration, pages d'authentification.
   Reprend la charte du site : vert forêt + doré, Barlow / Barlow Condensed.
   ===================================================================== */

:root{
  --green:#072c1b;
  --green-2:#0d4128;
  --green-soft:#1b5c39;
  --gold:#bb8829;
  --gold-light:#cb9534;
  --gold-pale:#e0c48a;
  --paper:#eeece9;
  --card:#f6f5f2;
  --ink:#12211a;
  --muted:#5a6660;
  --line:#ddd7ce;
  --radius:14px;
  --max:1180px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:'Barlow',system-ui,sans-serif;
  background:var(--paper);color:var(--ink);line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:'Barlow Condensed',sans-serif;font-weight:800;letter-spacing:.5px;line-height:1.08}
.wrap{max-width:var(--max);margin:0 auto;padding:0 22px}

/* ============ BOUTONS ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-family:'Barlow',sans-serif;font-weight:700;letter-spacing:1.3px;text-transform:uppercase;
  font-size:13px;padding:13px 26px;border-radius:6px;border:2px solid transparent;
  cursor:pointer;transition:.2s;white-space:nowrap;
}
.btn-gold{background:var(--gold);color:#fff}
.btn-gold:hover{background:var(--gold-light);transform:translateY(-2px)}
.btn-green{background:var(--green);color:#fff}
.btn-green:hover{background:var(--green-2);transform:translateY(-2px)}
.btn-ghost{border-color:rgba(255,255,255,.55);color:#fff}
.btn-ghost:hover{background:#fff;color:var(--green);border-color:#fff}
.btn-line{border-color:var(--line);color:var(--green);background:#fff}
.btn-line:hover{border-color:var(--gold);color:var(--gold)}
.btn-rouge{background:#8d2020;color:#fff}
.btn-rouge:hover{background:#a52828}
.btn-sm{font-size:11.5px;padding:9px 16px;letter-spacing:1px}
.btn[disabled]{opacity:.55;cursor:not-allowed;transform:none}

/* ============ NAVIGATION ============ */
.nav{
  position:sticky;top:0;z-index:100;background:rgba(7,44,27,.96);
  backdrop-filter:blur(8px);border-bottom:2px solid var(--gold);
}
.nav-inner{display:flex;align-items:center;gap:26px;height:68px;max-width:var(--max);margin:0 auto;padding:0 22px}
.brand{display:flex;align-items:center;gap:11px;margin-right:auto}
.brand svg{width:38px;height:26px;flex:none}
.brand-txt{font-family:'Barlow Condensed',sans-serif;font-weight:800;color:#fff;font-size:20px;line-height:.95;letter-spacing:.6px}
.brand-txt small{display:block;font-family:'Barlow',sans-serif;font-weight:600;font-size:9.5px;letter-spacing:2.2px;color:var(--gold-pale)}
.nav-links{display:flex;gap:26px;align-items:center}
.nav-links a{
  font-size:13px;font-weight:600;letter-spacing:1.4px;text-transform:uppercase;
  color:#e8e4dc;padding:6px 0;border-bottom:2px solid transparent;transition:.2s;
}
.nav-links a:hover,.nav-links a.actif{color:#fff;border-color:var(--gold)}
.burger{display:none;background:none;border:0;cursor:pointer;padding:8px}
.burger span{display:block;width:24px;height:2.5px;background:#fff;margin:5px 0;border-radius:2px}

/* ============ EN-TÊTE DE PAGE ============ */
.page-head{background:var(--green);color:#fff;padding:58px 0 50px;text-align:center}
.page-head .eyebrow{display:inline-block;font-weight:700;font-size:12.5px;letter-spacing:3px;text-transform:uppercase;color:var(--gold-pale);margin-bottom:12px}
.page-head h1{font-size:clamp(32px,5vw,50px);text-transform:uppercase}
.page-head p{max-width:620px;margin:16px auto 0;color:#b9c8c0;font-size:16.5px}
.page-head .rule{width:70px;height:3px;background:var(--gold);margin:18px auto 0;border-radius:2px}

/* ============ SECTIONS ============ */
section{padding:70px 0}
.sec-head{text-align:center;margin-bottom:42px}
.eyebrow{display:inline-block;font-weight:700;font-size:12.5px;letter-spacing:3px;text-transform:uppercase;color:var(--gold);margin-bottom:12px}
.sec-head h2{font-size:clamp(28px,4vw,42px);color:var(--green);text-transform:uppercase}
.sec-head p{max-width:640px;margin:14px auto 0;color:var(--muted);font-size:16.5px}
.rule{width:70px;height:3px;background:var(--gold);margin:16px auto 0;border-radius:2px}
.sec-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}

/* ============ GALERIE ============ */
.galerie{display:grid;gap:22px}
.g-films{grid-template-columns:repeat(2,1fr)}
.g-photos{grid-template-columns:repeat(3,1fr)}
.g-visites{grid-template-columns:repeat(3,1fr)}

.carte{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;transition:.25s;cursor:pointer;display:flex;flex-direction:column;
}
.carte:hover{transform:translateY(-5px);box-shadow:0 16px 38px rgba(7,44,27,.14);border-color:var(--gold-pale)}
.carte-visuel{position:relative;aspect-ratio:16/10;background:var(--green);overflow:hidden}
.carte-visuel img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.carte:hover .carte-visuel img{transform:scale(1.05)}
.carte-vide{
  width:100%;height:100%;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--green) 0%,var(--green-soft) 100%);
}
.carte-vide svg{width:56px;height:56px;fill:none;stroke:var(--gold-pale);stroke-width:1.5}
.play{
  position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
  width:66px;height:66px;border-radius:50%;background:rgba(187,136,41,.94);
  display:flex;align-items:center;justify-content:center;transition:.25s;
  box-shadow:0 6px 24px rgba(0,0,0,.35);
}
.play svg{width:24px;height:24px;fill:#fff;margin-left:4px}
.carte:hover .play{transform:translate(-50%,-50%) scale(1.12);background:var(--gold-light)}
.etiquette{
  position:absolute;top:12px;left:12px;background:rgba(7,44,27,.9);color:var(--gold-pale);
  font-size:10.5px;font-weight:700;letter-spacing:1.8px;text-transform:uppercase;
  padding:5px 12px;border-radius:20px;
}
.carte-corps{padding:18px 20px 20px}
.carte-corps h3{font-size:20px;color:var(--green);text-transform:uppercase;letter-spacing:.6px}
.carte-corps p{font-size:14.5px;color:var(--muted);margin-top:6px;line-height:1.5}
.carte-meta{font-size:12px;color:#8b948f;margin-top:10px;letter-spacing:.4px}

.vide{
  text-align:center;padding:54px 24px;background:var(--card);
  border:1.5px dashed var(--line);border-radius:var(--radius);color:var(--muted);
}
.vide strong{display:block;font-family:'Barlow Condensed',sans-serif;font-size:22px;
  color:var(--green);text-transform:uppercase;margin-bottom:6px}

/* ============ LIGHTBOX ============ */
.lightbox{
  position:fixed;inset:0;z-index:2000;background:rgba(6,20,13,.96);
  display:none;align-items:center;justify-content:center;padding:60px 24px;
}
.lightbox.ouverte{display:flex}
.lb-contenu{max-width:1200px;width:100%;max-height:100%;display:flex;flex-direction:column;align-items:center}
.lb-media{max-width:100%;max-height:76vh;border-radius:10px;box-shadow:0 20px 60px rgba(0,0,0,.6)}
.lb-media img,.lb-media video{max-height:76vh;width:auto;max-width:100%;border-radius:10px;display:block}
.lb-cadre{width:min(1100px,90vw);aspect-ratio:16/9;border:0;border-radius:10px;background:#000}
.lb-legende{margin-top:18px;text-align:center;color:#fff;max-width:760px}
.lb-legende h3{font-size:25px;text-transform:uppercase;letter-spacing:.8px}
.lb-legende p{color:#b9c8c0;font-size:15.5px;margin-top:6px}
.lb-fermer{
  position:absolute;top:18px;right:22px;width:46px;height:46px;border-radius:50%;
  background:rgba(255,255,255,.12);border:0;color:#fff;font-size:26px;line-height:1;
  cursor:pointer;transition:.2s;
}
.lb-fermer:hover{background:var(--gold)}
.lb-nav{
  position:absolute;top:50%;transform:translateY(-50%);width:52px;height:52px;border-radius:50%;
  background:rgba(255,255,255,.12);border:0;color:#fff;font-size:26px;cursor:pointer;transition:.2s;
}
.lb-nav:hover{background:var(--gold)}
.lb-prec{left:22px}
.lb-suiv{right:22px}

/* ============ PIED DE PAGE ============ */
footer{background:var(--green);color:#fff;padding:38px 0 0}
.foot{display:flex;flex-wrap:wrap;align-items:center;gap:28px;max-width:var(--max);margin:0 auto;padding:0 22px}
.foot-brand{display:flex;align-items:center;gap:15px;margin-right:auto}
.foot-brand .ap{width:46px;height:46px;flex:none;fill:var(--gold)}
.foot-brand p{font-family:'Barlow Condensed',sans-serif;font-weight:700;font-size:19px;line-height:1.15;letter-spacing:.8px;text-transform:uppercase}
.foot-brand small{display:block;font-family:'Barlow',sans-serif;font-weight:400;text-transform:none;letter-spacing:0;font-size:13px;color:#b9c8c0;margin-top:3px}
.foot-links{display:flex;flex-wrap:wrap;gap:26px;align-items:center}
.foot-links a{display:flex;align-items:center;gap:9px;font-size:15.5px;color:#eae6de}
.foot-links a:hover{color:var(--gold-pale)}
.foot-links svg{width:18px;height:18px;fill:none;stroke:var(--gold-pale);stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.foot-bar{margin-top:34px;background:var(--gold);color:#fff;text-align:center;padding:13px 20px;font-size:13.5px;font-weight:600;letter-spacing:2px;text-transform:uppercase}
.foot-legal{padding:16px 22px;text-align:center;font-size:12.5px;color:#8fa198;line-height:1.8}
.foot-legal a{color:var(--gold-pale);text-decoration:underline}

/* ============ FORMULAIRES ============ */
.champ{margin-bottom:16px}
label{display:block;font-size:12px;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;color:var(--green);margin-bottom:6px}
input[type=text],input[type=email],input[type=password],input[type=url],input[type=number],input[type=file],select,textarea{
  width:100%;font-family:inherit;font-size:15.5px;padding:12px 14px;
  border:1.5px solid var(--line);border-radius:8px;background:#fff;color:var(--ink);transition:.2s;
}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(187,136,41,.15)}
textarea{resize:vertical;min-height:110px}
.aide{font-size:13px;color:var(--muted);margin-top:6px;line-height:1.5}
.f-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.case{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:var(--ink);font-weight:500;
  text-transform:none;letter-spacing:0;margin-bottom:0;cursor:pointer}
.case input{width:auto;margin-top:4px}

.alerte{padding:14px 16px;border-radius:8px;font-size:15px;margin-bottom:18px;line-height:1.55}
.alerte.ok{background:#e7f2ea;border:1px solid #a9cdb7;color:#14512f}
.alerte.err{background:#fbeaea;border:1px solid #e0aeae;color:#7d2020}
.alerte code{background:rgba(0,0,0,.07);padding:1px 6px;border-radius:4px;font-size:14px}

/* ============ PAGES AUTH (connexion / installation) ============ */
.page-auth{
  min-height:100vh;display:flex;align-items:center;justify-content:center;padding:40px 20px;
  background:linear-gradient(140deg,var(--green) 0%,var(--green-2) 55%,#04170e 100%);
}
.auth-box{
  width:100%;max-width:440px;background:var(--card);border-radius:18px;padding:38px 34px;
  box-shadow:0 24px 70px rgba(0,0,0,.35);
}
.auth-logo{display:flex;align-items:center;justify-content:center;gap:12px;margin-bottom:26px;
  padding-bottom:22px;border-bottom:1px solid var(--line)}
.auth-logo svg{width:42px;height:29px}
.auth-logo svg path[fill="#fff"],.auth-logo svg path[stroke="#fff"]{fill:var(--green);stroke:var(--green)}
.auth-logo span{font-family:'Barlow Condensed',sans-serif;font-weight:800;font-size:22px;color:var(--green);letter-spacing:.6px}
.auth-box h1{font-size:30px;color:var(--green);text-transform:uppercase;margin-bottom:6px}
.auth-sub{font-size:15px;color:var(--muted);margin-bottom:22px}
.auth-retour{display:block;text-align:center;margin-top:20px;font-size:14px;color:var(--muted)}
.auth-retour a{color:var(--gold);text-decoration:underline}

/* ============ ADMINISTRATION ============ */
.admin-nav{background:var(--green);border-bottom:2px solid var(--gold);position:sticky;top:0;z-index:100}
.admin-nav-inner{display:flex;align-items:center;gap:8px;max-width:1280px;margin:0 auto;padding:0 22px;height:64px;flex-wrap:wrap}
.admin-nav .brand{margin-right:26px}
.admin-nav a.onglet{
  font-size:13px;font-weight:600;letter-spacing:1.3px;text-transform:uppercase;color:#cfd8d3;
  padding:8px 14px;border-radius:6px;transition:.2s;
}
.admin-nav a.onglet:hover{background:rgba(255,255,255,.08);color:#fff}
.admin-nav a.onglet.actif{background:var(--gold);color:#fff}
.admin-user{margin-left:auto;display:flex;align-items:center;gap:14px;color:#b9c8c0;font-size:14px}
.admin-user b{color:#fff;font-weight:600}
.badge{
  display:inline-block;font-size:10.5px;font-weight:700;letter-spacing:1.4px;text-transform:uppercase;
  padding:3px 10px;border-radius:20px;background:var(--gold);color:#fff;
}
.badge.gris{background:#8b948f}
.badge.vert{background:var(--green-soft)}
.badge.rouge{background:#8d2020}

main.admin{max-width:1280px;margin:0 auto;padding:34px 22px 70px}
.admin-head{display:flex;align-items:center;flex-wrap:wrap;gap:16px;margin-bottom:26px}
.admin-head h1{font-size:34px;color:var(--green);text-transform:uppercase;margin-right:auto}
.panneau{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;margin-bottom:24px}
.panneau h2{font-size:24px;color:var(--green);text-transform:uppercase;margin-bottom:4px}
.panneau .sous{font-size:14.5px;color:var(--muted);margin-bottom:20px}

table.liste{width:100%;border-collapse:collapse;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
table.liste th{
  background:var(--green);color:#fff;text-align:left;padding:13px 16px;
  font-size:11.5px;font-weight:700;letter-spacing:1.8px;text-transform:uppercase;white-space:nowrap;
}
table.liste td{padding:13px 16px;font-size:15px;border-bottom:1px solid var(--line);vertical-align:middle}
table.liste tr:last-child td{border-bottom:none}
table.liste tbody tr:hover td{background:#fff}
.vignette{width:74px;height:50px;object-fit:cover;border-radius:6px;border:1px solid var(--line);background:var(--green)}
.actions{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:26px}
.stat{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px}
.stat b{display:block;font-family:'Barlow Condensed',sans-serif;font-weight:800;font-size:38px;color:var(--green);line-height:1}
.stat span{font-size:12px;font-weight:700;letter-spacing:1.6px;text-transform:uppercase;color:var(--muted)}

.droits{display:flex;gap:8px;flex-wrap:wrap}
.zone-danger{border-color:#e0aeae;background:#fdf5f5}
.zone-danger h2{color:#8d2020}

/* ============ RESPONSIVE ============ */
@media(max-width:1000px){
  .g-photos,.g-visites{grid-template-columns:repeat(2,1fr)}
  .stats{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:760px){
  .nav-links{
    position:absolute;top:68px;left:0;right:0;background:var(--green);flex-direction:column;
    gap:0;padding:8px 22px 18px;border-bottom:2px solid var(--gold);display:none;
  }
  .nav-links.open{display:flex}
  .nav-links a{width:100%;padding:13px 0;border-bottom:1px solid rgba(255,255,255,.1)}
  .burger{display:block}
  section{padding:52px 0}
  .g-films,.g-photos,.g-visites{grid-template-columns:1fr}
  .f-row{grid-template-columns:1fr}
  .foot{flex-direction:column;align-items:flex-start}
  .lightbox{padding:70px 12px}
  .lb-nav{width:42px;height:42px}
  .lb-prec{left:8px}
  .lb-suiv{right:8px}
  .admin-nav-inner{height:auto;padding:12px 22px}
  .admin-user{width:100%;margin-left:0;padding-top:8px}
  table.liste{display:block;overflow-x:auto}
}