@import url('https://fonts.googleapis.com/css2?family=Vazirmatn:wght@400;500;600;700&display=swap');

:root{
  --bg:#1b140f; --panel:#241a13; --panel-2:#2c2016; --text:#f0e6d6; --muted:#a89880;
  --gold:#c9a227; --gold-soft:#e0bf5a; --gold-dark:#9c7418; --border:#3a2c1e; --danger:#d9534f; --ok:#6b9c5f;
}
*{box-sizing:border-box}
html,body{margin:0;height:100%;background:var(--bg);color:var(--text);font-family:'Vazirmatn',Tahoma,sans-serif}
body{display:flex;flex-direction:column}
a{color:inherit}

.topbar{background:var(--panel);border-bottom:1px solid var(--border);padding:16px 20px}
.topbar-inner{max-width:1080px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px}
.topbar h1{font-size:1.3rem;margin:0;color:var(--gold-soft);font-weight:700}
.admin-link{font-size:.85rem;color:var(--muted);text-decoration:none;border:1px solid var(--border);padding:6px 14px;border-radius:4px;margin-inline-start:8px}
.admin-link:hover{color:var(--gold-soft);border-color:var(--gold)}

main{max-width:1080px;margin:0 auto;padding:28px 20px 60px;flex:1 0 auto;width:100%}

.breadcrumb{font-size:.85rem;color:var(--muted);margin-bottom:20px;display:flex;gap:6px;flex-wrap:wrap}
.breadcrumb a{text-decoration:none;color:var(--muted)}
.breadcrumb a:hover{color:var(--gold-soft)}
.breadcrumb span{color:var(--border)}
.folder-heading{font-size:1.15rem;color:var(--gold-soft);margin:0 0 16px;font-weight:600}

.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:14px;margin-bottom:24px}
.card{background:var(--panel);border:1px solid var(--border);border-radius:4px;overflow:hidden;display:flex;flex-direction:column;text-decoration:none;color:var(--text);border-inline-start:3px solid transparent;transition:border-color .15s}
.card:hover{border-inline-start-color:var(--gold)}
.card.folder{align-items:center;padding:20px 8px;text-align:center}
.thumb{height:104px;background:var(--panel-2);display:flex;align-items:center;justify-content:center;overflow:hidden}
.folder-icon{font-size:2.4rem;height:auto;background:none}
.thumb img{width:100%;height:100%;object-fit:cover}
.pdf-icon{font-weight:700;color:var(--gold-soft);letter-spacing:.04em}
.info{padding:10px 12px;display:flex;flex-direction:column;gap:8px;flex:1}
.name{font-size:.8rem;line-height:1.3;word-break:break-word}
.size{font-size:.7rem;color:var(--muted)}
.actions{display:flex;gap:6px;margin-top:auto}
button,a.btn{flex:1;border:1px solid var(--border);border-radius:3px;padding:7px 4px;font-size:.75rem;cursor:pointer;text-align:center;text-decoration:none;font-weight:600;background:var(--panel-2);color:var(--text);font-family:inherit}
button.preview{color:var(--gold-soft);border-color:var(--gold)}
a.btn.download{color:var(--ok);border-color:var(--ok)}

.empty{color:var(--muted);text-align:center;padding:30px;border:1px dashed var(--border);border-radius:4px}

.modal{position:fixed;inset:0;background:rgba(10,7,4,.85);display:none;align-items:center;justify-content:center;z-index:50;padding:16px}
.modal.open{display:flex}
.modal-content{background:var(--panel);border:1px solid var(--border);border-radius:4px;width:100%;max-width:820px;max-height:90vh;display:flex;flex-direction:column;overflow:hidden}
.modal-head{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;border-bottom:1px solid var(--border)}
.modal-head button{flex:none;width:30px;height:30px;border-radius:50%;padding:0;color:var(--danger);border-color:var(--danger)}
.modal-body{flex:1;overflow:auto;display:flex;align-items:center;justify-content:center;background:var(--bg)}
.modal-body img{max-width:100%;max-height:78vh;object-fit:contain}
.modal-body iframe{width:100%;height:75vh;border:none}

.auth-wrap{max-width:380px;margin:80px auto;padding:0 20px}
.auth-box{background:var(--panel);border:1px solid var(--border);border-radius:4px;padding:28px;display:flex;flex-direction:column;gap:12px}
.auth-box h2{margin:0 0 6px;color:var(--gold-soft)}
.auth-box input{padding:10px;border-radius:4px;border:1px solid var(--border);background:var(--panel-2);color:var(--text);font-family:inherit}
.auth-box button{background:var(--gold);color:#1b140f;border:none;padding:10px;border-radius:4px;font-weight:700;cursor:pointer}
.auth-box .error{color:var(--danger);font-size:.85rem;margin:0}
.back-link{font-size:.8rem;color:var(--muted);text-align:center;text-decoration:none}

.admin-main{max-width:1080px;margin:0 auto;padding:28px 20px 60px;display:flex;flex-direction:column;gap:24px}
.panel{background:var(--panel);border:1px solid var(--border);border-radius:4px;padding:20px}
.panel h2{margin:0 0 14px;font-size:1.05rem;color:var(--gold-soft)}
.panel form{display:flex;flex-direction:column;gap:14px;max-width:440px}
.panel label{display:flex;flex-direction:column;gap:6px;font-size:.85rem;color:var(--muted)}
.panel input,.panel select{padding:9px;border-radius:4px;border:1px solid var(--border);background:var(--panel-2);color:var(--text);font-family:inherit}
.panel button{align-self:flex-start;background:var(--gold);color:#1b140f;border:none;padding:9px 20px;border-radius:4px;font-weight:700;cursor:pointer}
.hint{font-size:.75rem;color:var(--muted);margin-top:10px;line-height:1.6}
.flash{padding:10px 14px;border-radius:4px;font-size:.85rem;max-width:1080px;margin:0 auto 10px}
.flash.ok{background:rgba(107,156,95,.15);color:var(--ok);border:1px solid var(--ok)}
.flash.error{background:rgba(217,83,79,.15);color:var(--danger);border:1px solid var(--danger)}
.flash.warn{background:rgba(201,162,39,.15);color:var(--gold-soft);border:1px solid var(--gold)}

.site-footer{
  flex-shrink:0;width:100%;
  padding:12px 20px calc(12px + env(safe-area-inset-bottom,0px));
  border-top:1px solid var(--border);background:var(--panel);
  text-align:center;color:var(--gold-dark);font-size:.68rem;line-height:1.7;
}
.site-footer p{margin:0}