html {
  font-size: 14px;
}

@media (min-width: 768px) {
  html {
    font-size: 16px;
  }
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
  box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem #258cfb;
}

html {
  position: relative;
  min-height: 100%;
}

body {
  margin-bottom: 60px;
}

/* ===== Dashboard — 5 cột đều nhau trên lg ===== */
@@media (min-width: 992px) {
  .col-lg-2-4 {
    flex: 0 0 20%;
    max-width: 20%;
  }
}

/* ===== SMV Table ===== */
.smv-table td {
  background-color: #d6eaf8;
  font-size: 0.78rem;
  padding: 4px !important;
}
.smv-table tr:nth-child(even) td {
  background-color: #aed6f1;
}

/* ===== Clock ===== */
#clock-time {
  font-variant-numeric: tabular-nums;
}

/* ===== Chart cards mobile ===== */
@@media (max-width: 575px) {
  canvas { max-height: 200px; }
  .small-box h3 { font-size: 1.6rem; }
  .small-box p  { font-size: 0.8rem; }
}