:root {
  --brand-primary: #1b2453;
  --brand-secondary: #2f6db5;
  --brand-accent: #55b7a5;
  --brand-bg: #f4f6fa;
  --brand-text: #2b2b2b;
}

/* Base */
body {
  background-color: var(--brand-bg);
  color: var(--brand-text);
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, Arial, sans-serif;
}

/* NAVBAR */
.navbar {
  background-color: var(--brand-primary);
}

.navbar-brand {
  color: #fff !important;
  font-weight: 600;
  letter-spacing: 0.3px;
}

.navbar-brand img {
  height: 42px;
  margin-right: 12px;
}

.navbar .btn-outline-light {
  border-color: rgba(255,255,255,0.5);
}

.navbar .btn-outline-light:hover {
  background-color: rgba(255,255,255,0.15);
}

/* TITULOS */
h1, h2, h3, h4, h5 {
  color: var(--brand-primary);
  font-weight: 600;
}

/* CARDS */
.card {
  border: none;
  border-radius: 14px;
  box-shadow: 0 6px 20px rgba(0,0,0,0.06);
}

.card-body {
  padding: 2rem;
}

/* BOTONES */
.btn-primary {
  background-color: var(--brand-primary);
  border-color: var(--brand-primary);
}

.btn-primary:hover {
  background-color: #141b40;
}

.btn-success {
  background-color: var(--brand-accent);
  border-color: var(--brand-accent);
  color: #fff;
}

.btn-success:hover {
  background-color: #449e8f;
}

/* ALERTAS */
.alert-success {
  border-left: 6px solid var(--brand-accent);
}

.alert-danger {
  border-left: 6px solid #d64545;
}

/* TABLAS */
.table thead th {
  background-color: #e8ebf3;
  color: var(--b