table { border-collapse: collapse; }

/* Enhanced UI utilities */
:root{
  --brand:#111827; /* near-black */
  --accent:#6D28D9; /* purple-700 */
  --accent2:#10B981; /* emerald-500 */
  --muted:#6B7280; /* gray-500 */
}
.btn{display:inline-flex;align-items:center;gap:.5rem;border-radius:.625rem;padding:.5rem .875rem;border:1px solid rgba(0,0,0,.08);box-shadow:0 1px 2px rgba(0,0,0,.05);font-weight:600;}
.btn-primary{background:linear-gradient(135deg,var(--accent),#8B5CF6);color:#fff;border:0;}
.btn-secondary{background:#fff;color:#111;border:1px solid rgba(0,0,0,.08);}
.btn-danger{background:linear-gradient(135deg,#DC2626,#EF4444);color:#fff;border:0;}
.badge{display:inline-block;font-size:.75rem;padding:.125rem .5rem;border-radius:9999px;background:#EEF2FF;color:#3730A3;}
.card{background:#fff;border-radius:1rem;box-shadow:0 2px 12px rgba(0,0,0,.06);border:1px solid rgba(0,0,0,.06);}
.table-sticky thead th{position:sticky;top:0;background:#fff;z-index:1;}
.table-zebra tbody tr:nth-child(odd){background:#FAFAFA;}
/* Mobile nav tweaks */
@media (max-width: 640px){
  .hide-sm{display:none;}
}