:root {
  --brand-blue: #000b9e;
  --brand-blue-900: #0a4e85;
  --brand-blue-700: #2e6fa8;
  --brand-blue-100: #e6f3ff;
  --brand-blue-50: #f3f9ff;
  --brand-green: #3dc944;
  --brand-green-700: #3a8d41;

  /* Global Colors */
  --bg-page: #f8fafc;
  --text-primary: #0f172a;
  --text-secondary: #64748b;
  --border-color: #e2e8f0;
}

body {
  background-color: var(--bg-page);
  color: var(--text-primary);
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
}

.bg-brand-blue {
  background-color: var(--brand-blue) !important;
}

.bg-brand-blue-50 {
  background-color: var(--brand-blue-50) !important;
}

.text-brand-blue {
  color: var(--brand-blue) !important;
}

.text-brand-blue-900 {
  color: var(--brand-blue-900) !important;
}

.text-brand-blue-700 {
  color: var(--brand-blue-700) !important;
}

.text-brand-green {
  color: var(--brand-green) !important;
}

.btn-brand-green {
  --bs-btn-bg: var(--brand-green);
  --bs-btn-border-color: var(--brand-green);
  --bs-btn-hover-bg: var(--brand-green-700);
  --bs-btn-hover-border-color: var(--brand-green-700);
  --bs-btn-color: #fff;
  --bs-btn-hover-color: #fff;
}

.hero-blue {
  background: linear-gradient(180deg, var(--brand-blue-100) 0%, var(--bg-page) 100%);
}

.feature-card:hover {
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.06);
  transform: translateY(-2px);
  transition: all .2s ease-in-out;
}

.shadow-xs {
  box-shadow: 0 4px 14px rgba(0, 0, 0, .06);
}

/* KPI Cards - Shared Component */
.kpi-card {
  background: white;
  border-radius: 12px;
  padding: 1.5rem;
  border: 1px solid var(--border-color);
  box-shadow: 0 1px 2px rgba(0,0,0,0.03);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.kpi-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 6px -1px rgba(0,0,0,0.06);
}

.kpi-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
  letter-spacing: 0.02em;
}

.kpi-value {
  font-size: 1.75rem;
  font-weight: 700;
  line-height: 1.1;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.kpi-subtext {
  font-size: 0.85rem;
  color: #94a3b8;
}

.kpi-icon-wrapper {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}

/* KPI Themes */
.theme-income .kpi-icon-wrapper { background-color: #dcfce7; color: #166534; }
.theme-income .kpi-value { color: #15803d; }

.theme-expense .kpi-icon-wrapper { background-color: #fee2e2; color: #991b1b; }
.theme-expense .kpi-value { color: #b91c1c; }

.theme-balance .kpi-icon-wrapper { background-color: #dbeafe; color: #1e40af; }
.theme-balance .kpi-value { color: #1d4ed8; }

.theme-future .kpi-icon-wrapper { background-color: #f1f5f9; color: #475569; }


.stat {
  border: 1px solid #eef2f7;
  background: #fff;
}

.navbar .nav-link {
  color: #ffffffcc;
}

.navbar .nav-link:hover {
  color: #fff;
}

footer a:hover {
  opacity: .9;
}

.navbar .btn-logout {
  color: #fff;
  border-color: rgba(255, 255, 255, .7);
}

.navbar .btn-logout:hover,
.navbar .btn-logout:focus,
.navbar .btn-logout:active {
  background-color: #dc3545;
  border-color: #dc3545;
  color: #fff;
}

.features-menu {
  border: 0;
  min-width: 16rem;
  padding: .5rem;
  background: var(--brand-blue-50);
  border-radius: .75rem;
  box-shadow: 0 8px 24px rgba(15, 109, 181, .15);
  overflow: hidden;
}

.features-menu .dropdown-item {
  padding: .7rem 1rem;
  margin: .15rem 0;
  border-radius: .5rem;
  font-weight: 600;
  color: var(--brand-blue-900);
  transition: background-color .15s ease, color .15s ease;
}

.features-menu .dropdown-item:hover,
.features-menu .dropdown-item:focus {
  background: var(--brand-blue-100);
  color: var(--brand-blue-900);
}

@media (min-width: 992px) {
  .dropdown-hover:hover>.dropdown-menu {
    display: block;
    margin-top: 0;
  }

  .dropdown-hover:hover>.nav-link.dropdown-toggle::after {
    transform: rotate(180deg);
  }
}

.loading-overlay {
  position: fixed;
  inset: 0;
  background: rgba(255, 255, 255, .65);
  backdrop-filter: blur(2px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 2000;
}

.loading-overlay.show {
  display: flex;
}

.loading-spinner {
  width: 44px;
  height: 44px;
  border: .25rem solid rgba(15, 109, 181, .15);
  border-top-color: var(--brand-blue);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.cursor-pointer {
  cursor: pointer;
}

.hover-shadow {
  transition: all 0.2s ease-in-out;
}

.hover-shadow:hover {
  box-shadow: 0 .5rem 1rem rgba(0, 0, 0, .15) !important;
  transform: translateY(-1px);
}

.transition-all {
  transition: all 0.2s ease-in-out;
}

.nav-tabs .nav-link {
  border: none;
  color: #6c757d;
  background-color: transparent;
  border-bottom: 3px solid transparent;
  padding-bottom: 1rem;
}
.nav-tabs .nav-link:hover {
  color: var(--brand-blue);
  border-color: transparent;
}
.nav-tabs .nav-link.active {
  color: var(--brand-blue);
  background-color: transparent;
  border-bottom: 3px solid var(--brand-blue);
}

.accordion-button:not(.collapsed) {
  box-shadow: none;
  background-color: #fff; 
  color: var(--brand-blue-900);
  border-bottom: 1px solid #eee; 
}
.accordion-button:focus {
  box-shadow: none;
  border-color: rgba(0,0,0,.125);
}