:root{
  --bg:#0b1220; --bg2:#0f1a2f; --text:#e7eefc; --muted:#9bb0d1;
  --border: rgba(255,255,255,.10); --soft: rgba(255,255,255,.06);
  --radius: 16px; --shadow: 0 12px 30px rgba(0,0,0,.28);
}

html[data-theme="light"]{
  --bg:#f6f7fb; --bg2:#ffffff; --text:#0b1220; --muted:#55637a;
  --border: rgba(15,23,42,.12); --soft: rgba(15,23,42,.06);
  --shadow: 0 12px 30px rgba(15,23,42,.12);
}

body{
  background: radial-gradient(1200px 800px at 20% -10%, rgba(110,168,254,.22), transparent 55%),
              radial-gradient(900px 700px at 90% 0%, rgba(45,212,191,.18), transparent 55%),
              var(--bg);
  color: var(--text);
  min-height: 100vh;
}

.muted{ color: var(--muted); }

.app-shell{ display:flex; min-height:100vh; }

.app-sidebar{
  width: 280px;
  background: linear-gradient(180deg, var(--bg2), rgba(0,0,0,0));
  border-right: 1px solid var(--border);
  padding: 18px 14px;
  position: sticky; top:0; height:100vh; overflow:auto;
}

.brand{
  display:flex; align-items:center; gap:12px;
  padding: 10px 10px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,.02);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.brand-badge{
  width:40px;height:40px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  font-weight:800;
  background: linear-gradient(135deg, rgba(110,168,254,.95), rgba(45,212,191,.85));
  color:#07101f;
}
.brand-title{ font-weight:800; }
.brand-subtitle{ font-size:12px; color: var(--muted); }

.nav .nav-link{
  display:flex; align-items:center;
  border-radius: 12px;
  padding: 10px 12px;
  margin: 4px 6px;
  border: 1px solid transparent;
  color: var(--text);
}
.nav .nav-link:hover{ background: var(--soft); border-color: var(--border); }
.nav .nav-link.active{
  background: linear-gradient(135deg, rgba(110,168,254,.20), rgba(45,212,191,.12));
  border-color: rgba(110,168,254,.35);
}
.nav-section{
  margin: 14px 12px 6px;
  font-size: 11px;
  letter-spacing:.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.sidebar-footer{
  position: sticky;
  bottom: 0;
  padding: 12px 8px 8px;
  margin-top: 16px;
  background: linear-gradient(180deg, transparent, var(--bg));
}

.app-main{ flex:1; display:flex; flex-direction:column; min-width:0; }

.app-topbar{
  height: 64px;
  display:flex; align-items:center; justify-content:space-between;
  padding: 0 18px;
  border-bottom: 1px solid var(--border);
  background: rgba(255,255,255,.02);
  backdrop-filter: blur(10px);
  position: sticky; top:0; z-index: 50;
}
.topbar-title{ font-weight: 800; }

.app-content{ padding: 18px; flex:1; }
.app-footer{
  padding: 12px 18px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 12px;
}

.cardx{
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: rgba(255,255,255,.02);
  box-shadow: var(--shadow);
}

.btn-soft{
  background: var(--soft);
  border: 1px solid var(--border);
  color: var(--text);
}
.btn-soft:hover{
  background: rgba(255,255,255,.10);
  border-color: rgba(110,168,254,.35);
}

.form-control, .form-select{
  background: rgba(255,255,255,.02);
  border: 1px solid var(--border);
  color: var(--text);
}

.table thead th{
  color: var(--muted);
  font-weight: 700;
  border-bottom: 1px solid var(--border) !important;
}
.table td, .table th{ border-color: var(--border) !important; }

.badgex{
  display:inline-flex; align-items:center; gap:6px;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--soft);
  font-size: 12px;
}

.modal-content{
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg2);
  color: var(--text);
}
.modal-header, .modal-footer{ border-color: var(--border); }

@media (max-width: 991px){
  .app-sidebar{
    position: fixed;
    left: -320px;
    transition: left .18s ease;
    z-index: 100;
    background: var(--bg2);
  }
  .app-sidebar.open{ left: 0; }
}