.app-body,
.guest-body {
  background: var(--color-bg);
  color: var(--color-text);
  transition: background 0.2s ease, color 0.2s ease;
}

.guest-body {
  min-height: 100dvh;
}

.guest-center {
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.card-guest {
  width: 100%;
  max-width: 420px;
  border-radius: var(--radius-xl);
  background: var(--color-surface);
  box-shadow: var(--shadow-lg);
}

.brand-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.15), rgba(56, 189, 248, 0.2));
  color: var(--color-primary);
}

.brand-icon-lg {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(56, 189, 248, 0.25));
  color: var(--color-primary);
}

.app-header .navbar {
  background: color-mix(in srgb, var(--color-surface) 88%, transparent);
  backdrop-filter: blur(10px);
}

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

.nav-link {
  color: var(--color-muted) !important;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.nav-link:hover,
.nav-link:focus {
  color: var(--color-text) !important;
  background: color-mix(in srgb, var(--color-primary) 10%, transparent);
}

.user-pill {
  background: color-mix(in srgb, var(--color-primary) 8%, transparent);
  color: var(--color-text);
}

.btn-app-primary {
  background: linear-gradient(135deg, var(--color-primary), #7c3aed);
  border: none;
  color: #fff;
  box-shadow: 0 10px 25px rgba(99, 102, 241, 0.35);
  transition: transform 0.15s ease, box-shadow 0.2s ease, filter 0.2s ease;
}

.btn-app-primary:hover {
  filter: brightness(1.05);
  transform: translateY(-1px);
  color: #fff;
}

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

.btn-ghost {
  border: 1px solid var(--color-border);
  background: transparent;
  color: var(--color-text);
}

.btn-ghost:hover {
  background: color-mix(in srgb, var(--color-text) 6%, transparent);
  color: var(--color-text);
}

.form-control-app,
.form-select-app {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  min-height: 48px;
  font-size: 1rem;
}

.form-control-app:focus,
.form-select-app:focus {
  border-color: color-mix(in srgb, var(--color-primary) 55%, var(--color-border));
  box-shadow: 0 0 0 0.2rem rgba(99, 102, 241, 0.2);
}

.input-app .form-control {
  font-size: 1rem;
}

.input-group-text {
  color: var(--color-muted);
}

.kpi-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.kpi-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.kpi-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-muted);
  font-weight: 600;
}

.kpi-value {
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.kpi-card-balance {
  background: linear-gradient(135deg, color-mix(in srgb, var(--color-primary) 12%, var(--color-surface)), var(--color-surface));
}

.hero-balance {
  background: radial-gradient(120% 120% at 10% 10%, rgba(56, 189, 248, 0.35), transparent),
    radial-gradient(100% 100% at 90% 20%, rgba(99, 102, 241, 0.45), transparent),
    linear-gradient(135deg, #312e81, #0f172a);
  color: #e2e8f0;
}

[data-theme="dark"] .hero-balance {
  background: radial-gradient(120% 120% at 10% 10%, rgba(56, 189, 248, 0.25), transparent),
    radial-gradient(100% 100% at 90% 20%, rgba(99, 102, 241, 0.35), transparent),
    linear-gradient(135deg, #1e1b4b, #020617);
}

.hero-message {
  font-size: clamp(1.05rem, 2.8vw, 1.35rem);
  font-weight: 600;
  line-height: 1.35;
}

.hero-icon {
  width: 52px;
  height: 52px;
  background: rgba(255, 255, 255, 0.12);
}

.letter-spacing {
  letter-spacing: 0.08em;
}

.switch-card {
  background: color-mix(in srgb, var(--color-primary) 6%, var(--color-surface));
  border: 1px solid var(--color-border);
}

.switch-lg {
  position: relative;
  display: inline-flex;
  width: 56px;
  height: 32px;
  flex-shrink: 0;
}

.switch-input {
  opacity: 0;
  width: 0;
  height: 0;
  position: absolute;
}

.switch-slider {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background: #cbd5e1;
  transition: 0.25s ease;
  border-radius: 999px;
  box-shadow: inset 0 0 0 1px rgba(15, 23, 42, 0.08);
}

.switch-slider::before {
  position: absolute;
  content: "";
  height: 26px;
  width: 26px;
  left: 3px;
  bottom: 3px;
  background: #fff;
  border-radius: 50%;
  transition: 0.25s ease;
  box-shadow: var(--shadow-sm);
}

.switch-input:checked + .switch-slider {
  background: linear-gradient(135deg, var(--color-primary), #7c3aed);
}

.switch-input:checked + .switch-slider::before {
  transform: translateX(24px);
}

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

.badge-split {
  background: color-mix(in srgb, var(--color-primary) 18%, transparent);
  color: var(--color-primary-600);
  font-weight: 600;
}

.badge-own {
  background: color-mix(in srgb, var(--color-muted) 18%, transparent);
  color: var(--color-muted);
  font-weight: 600;
}

.table-app thead th {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-muted);
  border-bottom-color: var(--color-border);
  background: color-mix(in srgb, var(--color-surface) 70%, var(--color-bg));
}

.table-app td,
.table-app th {
  padding: 1rem 1.1rem;
  border-color: var(--color-border);
}

.table-app tbody tr:hover {
  background: color-mix(in srgb, var(--color-primary) 4%, transparent);
}

.view-toggle {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
}

.view-toggle .btn {
  border: 0;
  color: var(--color-muted);
}

.view-toggle .btn.active {
  background: color-mix(in srgb, var(--color-primary) 14%, transparent);
  color: var(--color-text);
  font-weight: 600;
}

.empty-state {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
}

.alert-app-success {
  background: color-mix(in srgb, var(--color-success) 14%, var(--color-surface));
  color: var(--color-text);
  border-left: 4px solid var(--color-success) !important;
}

.alert-app-danger {
  background: color-mix(in srgb, var(--color-danger) 12%, var(--color-surface));
  color: var(--color-text);
  border-left: 4px solid var(--color-danger) !important;
}

.form-page {
  max-width: 720px;
}

.lucide-icon {
  width: 20px;
  height: 20px;
}

.lucide-inline {
  width: 18px;
  height: 18px;
}

.lucide-lg {
  width: 26px;
  height: 26px;
}

.navbar-toggler:focus {
  box-shadow: none;
}

.skeleton-line {
  height: 14px;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(148, 163, 184, 0.2), rgba(148, 163, 184, 0.35), rgba(148, 163, 184, 0.2));
  background-size: 200% 100%;
  animation: shimmer 1.2s ease-in-out infinite;
}

@keyframes shimmer {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}

.btn[data-loading].is-loading {
  pointer-events: none;
  opacity: 0.85;
}

.btn[data-loading].is-loading::after {
  content: "";
  width: 1rem;
  height: 1rem;
  margin-left: 0.5rem;
  border: 2px solid rgba(255, 255, 255, 0.55);
  border-top-color: #fff;
  border-radius: 50%;
  display: inline-block;
  vertical-align: middle;
  animation: spin 0.7s linear infinite;
}

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

.expense-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
}

@media (min-width: 992px) {
  .navbar-expand-lg .navbar-collapse {
    display: flex !important;
  }
}