/* Admin – estética moderna, simple y legible */
:root{
  --a-bg: #0b1220;
  --a-panel: rgba(255,255,255,.08);
  --a-line: rgba(255,255,255,.14);
  --a-text: #e8eefc;
  --a-muted: rgba(232,238,252,.72);
  --a-accent: #7c3aed;
  --a-accent2:#06b6d4;
  --shadow: 0 24px 60px rgba(0,0,0,.30);
}

.admin-body{
  margin:0;
  background:
    radial-gradient(900px 520px at 10% 0%, rgba(124,58,237,.20), transparent 60%),
    radial-gradient(900px 520px at 90% 10%, rgba(6,182,212,.16), transparent 55%),
    linear-gradient(180deg, #0a1020, #050814 70%);
  color: var(--a-text);
  min-height: 100vh;
}

.admin-shell{
  display:grid;
  grid-template-columns: 290px 1fr;
  min-height:100vh;
}

.admin-sidebar{
  position:sticky;
  top:0;
  height:100vh;
  padding:16px 14px;
  border-right:1px solid var(--a-line);
  background: rgba(255,255,255,.04);
  backdrop-filter: blur(10px);
}

.brand{ display:flex; gap:12px; align-items:center; padding:8px 10px; border-radius:14px; }
.brand-dot{
  width:42px; height:42px; border-radius:14px;
  background: linear-gradient(135deg, var(--a-accent), var(--a-accent2));
  box-shadow: var(--shadow);
}
.brand-title{ font-weight:800; letter-spacing:.2px; }
.brand-sub{ font-size:.85rem; color: var(--a-muted); }

.admin-sidebar .nav-link{
  display:flex; gap:10px; align-items:center;
  padding:10px 10px;
  border-radius:12px;
  color: var(--a-text);
  border:1px solid transparent;
}
.admin-sidebar .nav-link:hover{
  background: rgba(255,255,255,.06);
  border-color: rgba(255,255,255,.10);
}
.admin-sidebar .nav-link i{ font-size:1.1rem; opacity:.95; }
.admin-sidebar .nav-link span{ font-weight:600; }

.nav-sep{ height:1px; background: var(--a-line); margin:10px 0; opacity:.8; }

.sidebar-foot{ margin-top:auto; padding:10px; border:1px solid var(--a-line); border-radius:14px; background: rgba(255,255,255,.05); }
.user-pill{ display:flex; gap:10px; align-items:center; padding-top:6px; }
.user-pill i{ font-size:1.6rem; opacity:.9; }

.admin-main{ display:flex; flex-direction:column; min-height:100vh; }
.admin-topbar{
  position:sticky; top:0; z-index:50;
  padding:12px 16px;
  border-bottom:1px solid var(--a-line);
  background: rgba(10,16,32,.75);
  backdrop-filter: blur(12px);
  display:flex; align-items:center; justify-content:space-between;
}
.topbar-title{ font-weight:800; letter-spacing:.2px; }
.topbar-left{ display:flex; gap:12px; align-items:center; }
.admin-content{ padding:16px; }
.admin-footer{ padding:14px 16px; border-top:1px solid var(--a-line); background: rgba(255,255,255,.03); }

.card-glass{
  background: rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.12);
  border-radius:18px;
  box-shadow: var(--shadow);
  color: var(--a-text);
}
.card-glass .text-muted{ color: var(--a-muted) !important; }

.table thead th{
  color: var(--a-muted);
  border-bottom-color: rgba(255,255,255,.14) !important;
}
.table td, .table th{ border-color: rgba(255,255,255,.10) !important; }

.form-control, .form-select{
  background: rgba(255,255,255,.06);
  border-color: rgba(255,255,255,.16);
  color: var(--a-text);
}
.form-control:focus, .form-select:focus{
  border-color: rgba(124,58,237,.55);
  box-shadow: 0 0 0 .2rem rgba(124,58,237,.25);
  background: rgba(255,255,255,.08);
  color: var(--a-text);
}
.form-control::placeholder{ color: rgba(232,238,252,.55); }

.badge-soft{
  background: rgba(124,58,237,.18);
  border: 1px solid rgba(124,58,237,.35);
  color: var(--a-text);
}

@media (max-width: 992px){
  .admin-shell{ grid-template-columns: 1fr; }
  .admin-sidebar{
    position:fixed;
    left:-320px;
    width:300px;
    transition:.22s ease;
    z-index:1000;
  }
  body.sidebar-open .admin-sidebar{ left:0; }
  body.sidebar-open::before{
    content:'';
    position:fixed; inset:0;
    background: rgba(0,0,0,.55);
    z-index:900;
  }
}