/* ===========================================================
   ফাইল লাইব্রেরি — ভিজ্যুয়াল আইডেন্টিটিঃ লাইব্রেরি কার্ড-ক্যাটালগ + টোকেন
   =========================================================== */
:root{
  --ink:#1E2338;
  --ink-soft:#5b6072;
  --paper:#EFEDE3;
  --card:#FFFFFF;
  --indigo-deep:#1E2A4A;
  --indigo-mid:#2C3E6B;
  --gold:#C99A3C;
  --gold-soft:#e9d19b;
  --stamp-red:#B5402F;
  --approve-green:#3F7A55;
  --line:#DCD8C8;
  --radius:12px;
  --shadow:0 8px 22px rgba(30,42,74,0.10);
}
*{ box-sizing:border-box; }
body{
  margin:0;
  font-family:'Hind Siliguri', sans-serif;
  color:var(--ink);
  background:
    radial-gradient(circle, #e2ded0 1px, transparent 1.4px) 0 0/16px 16px,
    var(--paper);
  min-height:100vh;
}
.display{ font-family:'Tiro Bangla', serif; }
a{ color:inherit; text-decoration:none; }

/* ---------- Topbar ---------- */
.topbar{
  background: linear-gradient(120deg, var(--indigo-deep), var(--indigo-mid));
  color:#EDE9DA;
  box-shadow: var(--shadow);
}
.topbar-inner{
  max-width:1080px; margin:0 auto; padding:14px 20px;
  display:flex; align-items:center; justify-content:space-between; flex-wrap:wrap; gap:10px;
}
.brand{ display:flex; align-items:center; gap:8px; font-size:1.2rem; }
.brand-mark{ font-size:1.3rem; }
.nav-links{ display:flex; align-items:center; gap:14px; flex-wrap:wrap; font-size:0.9rem; }
.nav-links a{ opacity:0.9; }
.nav-links a:hover{ opacity:1; text-decoration:underline; }

/* Signature element: coin/token badge for points */
.coin-badge{
  display:inline-flex; align-items:center; gap:5px;
  background: radial-gradient(circle at 30% 30%, #fff3d6, var(--gold-soft));
  border:2px solid var(--gold);
  color:#5a4310;
  padding:4px 12px; border-radius:999px; font-weight:700; font-size:0.85rem;
  box-shadow: inset 0 1px 2px rgba(255,255,255,0.6);
}

/* ---------- Layout ---------- */
.container{ max-width:1080px; margin:0 auto; padding:26px 20px 60px; }
.page-head{ margin-bottom:22px; }
.page-head h1{ font-family:'Tiro Bangla',serif; font-size:1.6rem; margin:0 0 4px; color:var(--indigo-deep); }
.page-head p{ color:var(--ink-soft); margin:0; font-size:0.92rem; }

.card{
  background:var(--card); border-radius:var(--radius); box-shadow:var(--shadow);
  padding:20px 22px; margin-bottom:20px; border:1px solid var(--line);
}
.card h2{ font-family:'Tiro Bangla',serif; font-size:1.15rem; color:var(--indigo-deep); margin:0 0 14px; }

.grid-2{ display:grid; grid-template-columns:1fr 1fr; gap:20px; }
@media (max-width:760px){ .grid-2{ grid-template-columns:1fr; } }

/* ---------- Forms ---------- */
label{ display:block; font-size:0.8rem; font-weight:600; color:var(--ink-soft); margin-bottom:4px; }
.field{ margin-bottom:14px; }
input[type=text], input[type=email], input[type=password], input[type=number],
input[type=file], input[type=search], select, textarea{
  width:100%; padding:10px 12px; border-radius:8px; border:1px solid var(--line);
  font-family:'Hind Siliguri'; font-size:0.95rem; background:#fdfcf8; color:var(--ink);
}
textarea{ min-height:80px; resize:vertical; }
input:focus, select:focus, textarea:focus{ outline:2px solid var(--gold-soft); outline-offset:1px; border-color:var(--gold); }

.btn{
  display:inline-block; padding:10px 20px; border-radius:8px; border:none; cursor:pointer;
  font-family:'Hind Siliguri'; font-weight:600; font-size:0.9rem;
  background:var(--indigo-deep); color:#fff; transition:transform .1s, background .15s;
}
.btn:hover{ background:var(--indigo-mid); }
.btn:active{ transform:scale(0.97); }
.btn-gold{ background:var(--gold); color:#3d2e08; }
.btn-gold:hover{ background:#b98b30; }
.btn-danger{ background:var(--stamp-red); color:#fff; }
.btn-danger:hover{ background:#933327; }
.btn-approve{ background:var(--approve-green); color:#fff; }
.btn-approve:hover{ background:#345f43; }
.btn-ghost{ background:transparent; border:1px solid rgba(255,255,255,0.5); color:inherit; }
.btn-ghost.dark{ border-color:var(--line); color:var(--ink); }
.btn-small{ padding:6px 12px; font-size:0.78rem; }
.btn[disabled]{ opacity:0.5; cursor:not-allowed; }

/* ---------- Alerts ---------- */
.alert{ padding:12px 16px; border-radius:8px; margin-bottom:18px; font-size:0.9rem; }
.alert-success{ background:#e4f3e8; color:#245134; border:1px solid #b9dcc4; }
.alert-error{ background:#fbe7e4; color:#7a2c20; border:1px solid #f0c1b8; }
.alert-info{ background:#e7edf7; color:#233a63; border:1px solid #c3d2ea; }

/* ---------- Pills / status ---------- */
.pill{ display:inline-block; padding:3px 12px; border-radius:999px; font-size:0.74rem; font-weight:700; }
.pill-pending{ background:#f4e9cf; color:#8a621a; }
.pill-approved{ background:#dcefe1; color:var(--approve-green); }
.pill-rejected{ background:#f6dcd7; color:var(--stamp-red); }
.pill-active{ background:#dcefe1; color:var(--approve-green); }
.pill-blocked{ background:#f6dcd7; color:var(--stamp-red); }
.pill-admin{ background:#e0d9f2; color:#4b3785; }

/* ---------- Index-card style file listing (signature motif) ---------- */
.file-card{
  position:relative;
  background:var(--card); border:1px solid var(--line); border-radius:4px 10px 10px 4px;
  padding:16px 18px 16px 22px; margin-bottom:12px; box-shadow:var(--shadow);
}
.file-card::before{
  content:"";
  position:absolute; left:0; top:14px; bottom:14px; width:6px;
  background:var(--gold); border-radius:3px;
}
.file-card .top{ display:flex; justify-content:space-between; gap:12px; flex-wrap:wrap; align-items:flex-start; }
.file-card .title{ font-weight:700; font-size:1.02rem; }
.file-card .meta{ color:var(--ink-soft); font-size:0.8rem; margin-top:3px; }
.file-card .desc{ margin-top:8px; font-size:0.88rem; color:var(--ink); }
.file-card .actions{ margin-top:12px; display:flex; gap:8px; align-items:center; flex-wrap:wrap; }

/* ---------- Table ---------- */
table{ width:100%; border-collapse:collapse; }
thead th{ text-align:right; font-size:0.76rem; color:var(--ink-soft); font-weight:700; padding:8px; border-bottom:2px solid var(--gold-soft); }
thead th:first-child, tbody td:first-child{ text-align:right; }
tbody td{ padding:9px 8px; border-bottom:1px dashed var(--line); font-size:0.88rem; }
.table-wrap{ overflow-x:auto; }
.table-wrap table{ min-width:520px; }

/* ---------- Stat cards ---------- */
.stat-grid{ display:grid; grid-template-columns:repeat(auto-fit,minmax(150px,1fr)); gap:12px; margin-bottom:20px; }
.stat-card{ background:var(--card); border:1px solid var(--line); border-radius:10px; padding:14px 16px; }
.stat-card .label{ font-size:0.76rem; color:var(--ink-soft); font-weight:600; }
.stat-card .value{ font-family:'Tiro Bangla',serif; font-size:1.4rem; color:var(--indigo-deep); margin-top:4px; }

.empty{ text-align:center; padding:34px 10px; color:var(--ink-soft); }
.muted{ color:var(--ink-soft); font-size:0.85rem; }

.center-box{ max-width:420px; margin:40px auto; }
.center-box .card{ text-align:center; }
.center-box input, .center-box select{ text-align:right; }
.switch-link{ text-align:center; margin-top:10px; font-size:0.88rem; }

.site-footer{ text-align:center; padding:24px; color:var(--ink-soft); font-size:0.8rem; }

.tabs{ display:flex; gap:8px; margin-bottom:18px; flex-wrap:wrap; }
.tabs a{ padding:8px 16px; border-radius:8px 8px 0 0; border:1px solid var(--line); border-bottom:none; background:#e7e3d4; font-size:0.88rem; font-weight:600; color:var(--ink-soft); }
.tabs a.active{ background:var(--card); color:var(--indigo-deep); box-shadow: 0 -2px 0 var(--gold) inset; }

@media (max-width:600px){
  .container{ padding:18px 14px 50px; }
  .card{ padding:16px; }
  .file-card .top{ flex-direction:column; }
}