body { background: #e9f2fb; } /* light blue background */
.navbar { background: #5285d1fa; } /* Bootstrap primary */
.navbar-brand, .nav-link, .navbar-text { color: #fff !important; }
.btn-primary { background: #0d6efd; border: none; }
.btn-primary:hover { background: #0b5ed7; }
.container { margin-top: 40px; }

/* Login Page Styling - Professional Corporate Theme */
.login-container {
  min-height: calc(100vh - 200px);
  background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.login-card {
  border: none;
  border-radius: 12px;
  box-shadow: 0 8px 25px rgba(30, 58, 95, 0.15);
  overflow: hidden;
}

.login-header {
  background: linear-gradient(135deg, #1e3a5f 0%, #2c5282 100%);
  color: white;
  padding: 2rem;
  text-align: center;
}

.login-header h2 {
  margin: 0;
  font-weight: 700;
  font-size: 1.8rem;
  letter-spacing: 0.5px;
}

.login-header p {
  margin: 0.5rem 0 0 0;
  opacity: 0.9;
  font-size: 1rem;
}

.login-form {
  padding: 2.5rem;
  background: white;
}

.login-form .form-floating > .form-control {
  border: 2px solid #e2e8f0;
  border-radius: 8px;
  height: 58px;
  font-size: 1rem;
  transition: all 0.3s ease;
}

.login-form .form-floating > .form-control:focus {
  border-color: #2c5282;
  box-shadow: 0 0 0 0.2rem rgba(44, 82, 130, 0.25);
}

.login-form .form-floating > label {
  color: #64748b;
  font-weight: 500;
}

.login-btn {
  background: linear-gradient(135deg, #1e3a5f 0%, #2c5282 100%);
  border: none;
  border-radius: 8px;
  height: 50px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-size: 0.95rem;
  transition: all 0.3s ease;
}

.login-btn:hover {
  background: linear-gradient(135deg, #2c5282 0%, #1e3a5f 100%);
  transform: translateY(-1px);
  box-shadow: 0 4px 15px rgba(30, 58, 95, 0.3);
}

.login-btn:active {
  transform: translateY(0);
}

.alert-custom {
  border: none;
  border-radius: 8px;
  background: linear-gradient(135deg, #fee2e2 0%, #fecaca 100%);
  border-left: 4px solid #ef4444;
  color: #7f1d1d;
  font-weight: 500;
}

.system-info {
  background: #f1f5f9;
  border-radius: 8px;
  padding: 1rem;
  text-align: center;
  margin-top: 1.5rem;
  border-left: 4px solid #2c5282;
}

.system-info small {
  color: #64748b;
  font-weight: 500;
}

.login-icon {
  background: rgba(255, 255, 255, 0.2);
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
  font-size: 1.5rem;
}