:root {
  --gdm-primary: #1e3a5f;
  --gdm-primary-dark: #152a45;
  --gdm-accent: #5b7a99;
  --gdm-bg: #f1f4f6;
  --gdm-border: #dde3e8;
}

body {
  background-color: var(--gdm-bg);
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
}

/* Sidebar sobrio */
.gdm-sidebar {
  width: 250px;
  min-height: 100vh;
  background: linear-gradient(180deg, var(--gdm-primary-dark), var(--gdm-primary));
}
.gdm-sidebar .nav-link {
  color: rgba(255, 255, 255, 0.82);
  border-radius: 0.5rem;
  padding: 0.6rem 0.9rem;
}
.gdm-sidebar .nav-link:hover,
.gdm-sidebar .nav-link.active {
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
}
.gdm-brand {
  color: #fff;
  font-weight: 700;
  letter-spacing: 0.3px;
}

/* Cards y tablas */
.card {
  border: 1px solid var(--gdm-border);
  box-shadow: 0 1px 2px rgba(16, 38, 63, 0.06);
}
.table thead th {
  background: #eef2f5;
  color: #33475c;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

/* Semáforo SLA */
.sla-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  margin-right: 6px;
}
.sla-ok { background: #1e7e46; }
.sla-warn { background: #c2870a; }
.sla-bad { background: #b42318; }

/* Login */
.login-card {
  max-width: 420px;
  width: 100%;
}

/* Ajuste DataTables + Bootstrap */
.dataTables_wrapper .dataTables_filter input {
  margin-left: 0.5rem;
}
table.dataTable {
  border-collapse: collapse !important;
}

@media (max-width: 767.98px) {
  .gdm-sidebar {
    width: 100%;
    min-height: auto;
  }
}