/* ========== CSS Variables ========== */
:root {
  --primary: #1B2A5B;
  --primary-light: #2A3F7E;
  --primary-dark: #111D42;
  --primary-bg: #EDF0F7;
  --accent: #F7941D;
  --accent-light: #FDBA5C;
  --accent-bg: #FFF7EB;

  --bg-main: #F5F7FA;
  --bg-sidebar: #1B2A5B;
  --bg-card: #FFFFFF;
  --bg-input: #F1F5F9;
  --bg-hover: #EDF0F7;

  --text-primary: #1E293B;
  --text-secondary: #64748B;
  --text-muted: #94A3B8;
  --text-on-primary: #FFFFFF;

  --border: #E2E8F0;
  --border-focus: #F7941D;

  --success: #10B981;
  --success-bg: #ECFDF5;
  --success-light: #D1FAE5;
  --danger: #EF4444;
  --danger-bg: #FEF2F2;
  --danger-light: #FEE2E2;
  --warning: #F59E0B;
  --warning-bg: #FFFBEB;
  --info: #3B82F6;
  --info-bg: #EFF6FF;

  --caja-color: #10B981;
  --banamex-color: #1E40AF;
  --banorte-color: #DC2626;
  --hsbc-color: #EF4444;
  --spin-color: #7C3AED;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.05);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 20px;

  --sidebar-width: 260px;
  --sidebar-collapsed: 72px;
  --topbar-height: 64px;

  --transition-fast: 150ms ease;
  --transition: 250ms ease;
  --transition-slow: 400ms ease;
}

/* ========== Reset ========== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 14px; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg-main);
  color: var(--text-primary);
  line-height: 1.5;
  overflow: hidden;
  height: 100vh;
}
a { text-decoration: none; color: inherit; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  background: var(--bg-input);
  color: var(--text-primary);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
  width: 100%;
}
input:focus, select:focus, textarea:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(247,148,29,0.2);
  background: #fff;
}
select { cursor: pointer; appearance: auto; }
table { border-collapse: collapse; width: 100%; }

/* ========== Login ========== */
.login-screen {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
  background: linear-gradient(135deg, #1B2A5B 0%, #2A3F7E 40%, #1B2A5B 100%);
}
.login-card {
  background: #fff;
  border-radius: var(--radius-xl);
  padding: 48px 40px;
  width: 400px;
  max-width: 95vw;
  box-shadow: var(--shadow-lg);
  animation: fadeScaleIn 400ms ease;
}
.login-logo { text-align: center; margin-bottom: 32px; }
.login-logo h1 { font-size: 1.75rem; font-weight: 700; color: var(--primary); margin-top: 12px; }
.login-logo h1 span { color: var(--accent); }
.login-logo p { color: var(--text-secondary); font-size: 0.9rem; margin-top: 4px; }
.input-group { position: relative; margin-bottom: 16px; }
.input-icon {
  position: absolute; left: 14px; top: 50%; transform: translateY(-50%);
  color: var(--text-muted); font-size: 20px; pointer-events: none;
}
.input-group input { padding-left: 44px; height: 48px; }
.error-text { color: var(--danger); font-size: 0.85rem; margin-top: 12px; text-align: center; min-height: 20px; }

/* ========== App Layout ========== */
.app-layout { display: flex; height: 100vh; overflow: hidden; }

/* ========== Sidebar ========== */
.sidebar {
  width: var(--sidebar-width);
  background: var(--bg-sidebar);
  border-right: none;
  display: flex;
  flex-direction: column;
  transition: width var(--transition);
  overflow: hidden;
  flex-shrink: 0;
  z-index: 100;
  color: rgba(255,255,255,0.85);
}
.sidebar.collapsed { width: var(--sidebar-collapsed); }
.sidebar.collapsed .nav-label,
.sidebar.collapsed .nav-section-title,
.sidebar.collapsed .sidebar-brand,
.sidebar.collapsed .user-details,
.sidebar.collapsed .nav-badge { display: none; }
.sidebar.collapsed .nav-item { justify-content: center; padding: 12px; }
.sidebar.collapsed .sidebar-header { justify-content: center; padding: 16px 8px; }

.sidebar-header {
  display: flex;
  align-items: center;
  padding: 20px 20px 16px;
  gap: 12px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.sidebar-logo-img {
  max-width: 160px;
  width: 100%;
  height: auto;
  object-fit: contain;
}
.sidebar.collapsed .sidebar-logo-img { display: none; }
.sidebar-logo-icon { font-size: 32px; color: var(--accent); }
.sidebar-brand h2 { font-size: 1.1rem; font-weight: 700; line-height: 1.2; color: #fff; }
.sidebar-brand h2 span { color: var(--accent); }
.sidebar-brand small { font-size: 0.75rem; color: rgba(255,255,255,0.5); font-weight: 500; }
.sidebar-toggle {
  margin-left: auto;
  padding: 6px;
  border-radius: var(--radius-sm);
  color: rgba(255,255,255,0.6);
  transition: background var(--transition-fast);
}
.sidebar-toggle:hover { background: rgba(255,255,255,0.1); }

.sidebar-nav {
  flex: 1;
  overflow-y: auto;
  padding: 12px 12px;
}
.sidebar-nav::-webkit-scrollbar { width: 4px; }
.sidebar-nav::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.15); border-radius: 4px; }

.nav-section { margin-bottom: 8px; }
.nav-section-title {
  display: block;
  font-size: 0.7rem;
  font-weight: 600;
  color: rgba(255,255,255,0.35);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 8px 12px 4px;
}
.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: var(--radius-md);
  color: rgba(255,255,255,0.7);
  font-weight: 500;
  font-size: 0.9rem;
  transition: all var(--transition-fast);
  margin-bottom: 2px;
}
.nav-item:hover { background: rgba(255,255,255,0.08); color: #fff; }
.nav-item.active {
  background: var(--accent);
  color: #fff;
  font-weight: 600;
}
.nav-item .material-icons-round { font-size: 20px; flex-shrink: 0; }
.nav-label { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.nav-badge {
  margin-left: auto;
  font-size: 0.7rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 12px;
  white-space: nowrap;
}
.badge-caja { background: #D1FAE5; color: #065F46; }
.badge-banamex { background: #DBEAFE; color: #1E3A8A; }
.badge-banorte { background: #FEE2E2; color: #991B1B; }
.badge-hsbc { background: #FEE2E2; color: #991B1B; }
.badge-spin { background: #EDE9FE; color: #5B21B6; }

.sidebar-footer {
  display: flex;
  align-items: center;
  padding: 12px 16px;
  border-top: 1px solid rgba(255,255,255,0.1);
  gap: 8px;
}
.user-info { display: flex; align-items: center; gap: 10px; flex: 1; min-width: 0; }
.user-avatar { font-size: 32px; color: var(--accent); }
.user-details { overflow: hidden; }
.user-name { display: block; font-weight: 600; font-size: 0.85rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; color: #fff; }
.user-role { display: block; font-size: 0.75rem; color: rgba(255,255,255,0.45); text-transform: capitalize; }

/* ========== Main Content ========== */
.main-content { flex: 1; display: flex; flex-direction: column; overflow: hidden; }

.topbar {
  height: var(--topbar-height);
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  flex-shrink: 0;
}
.topbar-left { display: flex; align-items: center; gap: 12px; }
.topbar-left h3 { font-size: 1.15rem; font-weight: 600; }
.mobile-menu { display: none; }

.content-area {
  flex: 1;
  overflow-y: auto;
  padding: 24px;
}
.content-area::-webkit-scrollbar { width: 6px; }
.content-area::-webkit-scrollbar-thumb { background: var(--border); border-radius: 6px; }

/* ========== Buttons ========== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.875rem;
  transition: all var(--transition-fast);
  white-space: nowrap;
}
.btn .material-icons-round { font-size: 18px; }
.btn:active { transform: scale(0.97); }

.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: #E8860A; box-shadow: var(--shadow-md); }
.btn-success { background: var(--success); color: #fff; }
.btn-success:hover { background: #059669; }
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { background: #DC2626; }
.btn-ghost { background: transparent; color: var(--text-secondary); border: 1.5px solid var(--border); }
.btn-ghost:hover { background: var(--bg-hover); border-color: var(--accent); color: var(--accent); }
.btn-sm { padding: 8px 14px; font-size: 0.8rem; }
.btn-full { width: 100%; justify-content: center; }
.btn-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 36px; height: 36px; border-radius: var(--radius-sm);
  color: var(--text-secondary); transition: all var(--transition-fast);
}
.btn-icon:hover { background: var(--bg-hover); color: var(--primary); }

/* ========== Cards ========== */
.card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  padding: 24px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.card:hover { box-shadow: var(--shadow-md); }
.card-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.card-title { font-size: 0.95rem; font-weight: 600; color: var(--text-secondary); }

/* ========== Grid ========== */
.grid { display: grid; gap: 20px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-5 { grid-template-columns: repeat(5, 1fr); }

/* ========== Account Balance Cards ========== */
.balance-card {
  padding: 20px;
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
  cursor: pointer;
}
.balance-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.balance-card-header { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.balance-card-icon {
  width: 40px; height: 40px; border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 20px;
}
.balance-card-name { font-size: 0.85rem; font-weight: 600; color: var(--text-secondary); }
.balance-card-amount { font-size: 1.5rem; font-weight: 700; }
.balance-card-amount.positive { color: var(--success); }
.balance-card-amount.negative { color: var(--danger); }

/* ========== Stat Card (Dashboard) ========== */
.stat-card { text-align: center; }
.stat-value { font-size: 1.75rem; font-weight: 700; margin: 8px 0 4px; }
.stat-label { font-size: 0.8rem; color: var(--text-muted); }
.stat-value.income { color: var(--success); }
.stat-value.expense { color: var(--danger); }
.stat-value.result { color: var(--primary); }

/* ========== Tables ========== */
.table-container {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  overflow: auto;
  max-height: 75vh;
}
.data-table { width: 100%; border-collapse: separate; border-spacing: 0; }
.data-table thead { position: sticky; top: 0; z-index: 10; }
.data-table th {
  background: var(--bg-main);
  padding: 12px 16px;
  text-align: left;
  font-weight: 600;
  font-size: 0.8rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.data-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  font-size: 0.875rem;
  vertical-align: middle;
}
.data-table tr:last-child td { border-bottom: none; }
.data-table tr:hover td { background: var(--bg-hover); }
.data-table .amount { font-weight: 600; font-variant-numeric: tabular-nums; text-align: right; white-space: nowrap; }
.data-table .amount.ingreso { color: var(--success); }
.data-table .amount.egreso { color: var(--danger); }
.data-table .date { color: var(--text-secondary); font-size: 0.8rem; white-space: nowrap; }
.sortable-th:hover { background: var(--bg-hover); }

.type-badge {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 3px 10px; border-radius: 20px; font-size: 0.75rem; font-weight: 600;
}
.type-badge.ingreso { background: var(--success-light); color: #065F46; }
.type-badge.egreso { background: var(--danger-light); color: #991B1B; }

.category-badge {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 3px 10px; border-radius: 20px; font-size: 0.75rem; font-weight: 500;
  background: var(--bg-main); color: var(--text-secondary);
}

/* ========== Filter Bar ========== */
.filter-bar {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 20px;
  padding: 16px 20px;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
}
.filter-bar select, .filter-bar input { width: auto; min-width: 140px; height: 40px; font-size: 0.85rem; }
.filter-bar .search-input { min-width: 200px; }
.filter-actions { margin-left: auto; display: flex; gap: 8px; }

/* ========== Modals ========== */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(15,23,42,0.4);
  backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center;
  z-index: 1000; animation: fadeIn 200ms ease;
}
.modal {
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  width: 560px;
  max-width: 95vw;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  animation: fadeScaleIn 250ms ease;
}
.modal-sm { width: 400px; }
.modal-lg { width: 800px; }
.modal-header {
  display: flex; justify-content: space-between; align-items: center;
  padding: 20px 24px 0;
}
.modal-header h3 { font-size: 1.15rem; font-weight: 700; }
.modal-body { padding: 20px 24px; overflow-y: auto; }
.modal-footer {
  display: flex; justify-content: flex-end; gap: 12px;
  padding: 16px 24px; border-top: 1px solid var(--border);
}

/* ========== Forms ========== */
.form-row { margin-bottom: 16px; }
.form-row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-row-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; }
.form-group label {
  display: block; font-size: 0.8rem; font-weight: 600;
  color: var(--text-secondary); margin-bottom: 6px;
}

/* Type Toggle */
.type-toggle { display: flex; gap: 8px; }
.type-btn {
  flex: 1; display: flex; align-items: center; justify-content: center; gap: 6px;
  padding: 10px; border-radius: var(--radius-md); font-weight: 600; font-size: 0.9rem;
  border: 2px solid var(--border); transition: all var(--transition-fast);
}
.type-btn[data-type="ingreso"].active { background: var(--success-bg); border-color: var(--success); color: var(--success); }
.type-btn[data-type="egreso"].active { background: var(--danger-bg); border-color: var(--danger); color: var(--danger); }
.type-btn:hover { border-color: var(--text-muted); }

/* Autocomplete */
.autocomplete-wrapper { position: relative; }
.suggestions-dropdown {
  position: absolute; top: 100%; left: 0; right: 0;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-md); box-shadow: var(--shadow-lg);
  max-height: 240px; overflow-y: auto; z-index: 1001;
}
.suggestion-item {
  display: flex; justify-content: space-between; align-items: center;
  padding: 10px 14px; cursor: pointer;
  transition: background var(--transition-fast);
}
.suggestion-item:hover, .suggestion-item.highlighted { background: var(--bg-hover); }
.suggestion-desc { font-size: 0.85rem; color: var(--text-primary); flex: 1; }
.suggestion-meta { display: flex; gap: 8px; align-items: center; }
.suggestion-category { font-size: 0.7rem; color: var(--text-muted); }
.suggestion-amount { font-size: 0.85rem; font-weight: 600; color: var(--primary); }

/* ========== Toast ========== */
.toast-container { position: fixed; top: 24px; right: 24px; z-index: 2000; display: flex; flex-direction: column; gap: 8px; }
.toast {
  display: flex; align-items: center; gap: 10px;
  padding: 14px 20px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  font-weight: 500; font-size: 0.875rem;
  animation: slideInRight 300ms ease;
  max-width: 400px;
}
.toast.success { background: var(--success); color: #fff; }
.toast.error { background: var(--danger); color: #fff; }
.toast.info { background: var(--info); color: #fff; }
.toast .material-icons-round { font-size: 20px; }

/* ========== Empty State ========== */
.empty-state {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 60px 20px; color: var(--text-muted); text-align: center;
}
.empty-state .material-icons-round { font-size: 64px; margin-bottom: 16px; opacity: 0.5; }
.empty-state h4 { font-size: 1.1rem; color: var(--text-secondary); margin-bottom: 8px; }
.empty-state p { font-size: 0.85rem; max-width: 400px; }

/* ========== Pagination ========== */
.pagination {
  display: flex; align-items: center; justify-content: center;
  gap: 4px; padding: 16px;
}
.pagination button {
  width: 36px; height: 36px; border-radius: var(--radius-sm);
  font-size: 0.85rem; font-weight: 500; color: var(--text-secondary);
  transition: all var(--transition-fast);
}
.pagination button:hover { background: var(--bg-hover); }
.pagination button.active { background: var(--primary); color: #fff; }
.pagination-info { font-size: 0.8rem; color: var(--text-muted); padding: 0 12px; }

/* ========== Debt Cards ========== */
.debt-card {
  padding: 20px; border-radius: var(--radius-lg);
  border: 1px solid var(--border); background: var(--bg-card);
}
.debt-card-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 12px; }
.debt-card-name { font-weight: 600; font-size: 0.95rem; }
.debt-card-type { font-size: 0.7rem; padding: 2px 8px; border-radius: 12px; background: var(--bg-main); color: var(--text-muted); }
.debt-progress { height: 8px; background: var(--bg-input); border-radius: 8px; overflow: hidden; margin: 8px 0; }
.debt-progress-bar { height: 100%; border-radius: 8px; transition: width var(--transition-slow); }
.debt-stats { display: flex; justify-content: space-between; font-size: 0.8rem; color: var(--text-secondary); }

/* ========== Animations ========== */
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes fadeScaleIn { from { opacity: 0; transform: scale(0.95); } to { opacity: 1; transform: scale(1); } }
@keyframes slideInFade { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }
@keyframes slideInRight { from { opacity: 0; transform: translateX(100px); } to { opacity: 1; transform: translateX(0); } }
.view-enter { animation: slideInFade 300ms ease; }

/* ========== Loading ========== */
.loading-spinner {
  display: flex; align-items: center; justify-content: center; padding: 40px;
}
.spinner {
  width: 36px; height: 36px; border: 3px solid var(--border);
  border-top-color: var(--primary); border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.spin { animation: spin 0.8s linear infinite; }

/* ========== Responsive ========== */
@media (max-width: 1200px) {
  .grid-5 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .sidebar { position: fixed; left: -280px; height: 100vh; z-index: 200; transition: left var(--transition); }
  .sidebar.open { left: 0; box-shadow: var(--shadow-lg); }
  .mobile-menu { display: flex; }
  .grid-5, .grid-4, .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-2 { grid-template-columns: 1fr; }
  .filter-bar { flex-direction: column; }
  .filter-bar select, .filter-bar input { width: 100%; }
  .content-area { padding: 16px; }
  .topbar { padding: 0 16px; }
}
@media (max-width: 480px) {
  .grid-5, .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .form-row-2, .form-row-3 { grid-template-columns: 1fr; }
}

/* ========== Utility ========== */
.text-right { text-align: right; }
.text-center { text-align: center; }
.text-muted { color: var(--text-muted); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.font-mono { font-variant-numeric: tabular-nums; }
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.gap-12 { gap: 12px; }
.flex { display: flex; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-1 { flex: 1; }
.hidden { display: none !important; }

/* ========== Summary Row ========== */
.summary-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 24px;
}
.summary-item {
  padding: 20px;
  border-radius: var(--radius-lg);
  text-align: center;
}
.summary-item.income { background: var(--success-bg); border: 1px solid var(--success-light); }
.summary-item.expense { background: var(--danger-bg); border: 1px solid var(--danger-light); }
.summary-item.result { background: var(--primary-bg); border: 1px solid #C7D2FE; }
.summary-label { font-size: 0.8rem; font-weight: 600; color: var(--text-secondary); margin-bottom: 4px; }
.summary-value { font-size: 1.4rem; font-weight: 700; }
.summary-item.income .summary-value { color: var(--success); }
.summary-item.expense .summary-value { color: var(--danger); }
.summary-item.result .summary-value { color: var(--primary); }

/* ========== Period Selector ========== */
.period-selector {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.period-selector label { font-size: 0.85rem; font-weight: 600; color: var(--text-secondary); }
.period-selector select { width: auto; min-width: 120px; height: 40px; }

/* ========== Dark Mode ========== */
[data-theme="dark"] {
  --bg-main: #0F172A;
  --bg-sidebar: #0B1120;
  --bg-card: #1E293B;
  --bg-input: #334155;
  --bg-hover: #334155;

  --text-primary: #E2E8F0;
  --text-secondary: #94A3B8;
  --text-muted: #64748B;

  --border: #334155;
  --border-focus: #F7941D;

  --primary-bg: #1E293B;
  --success-bg: #064E3B;
  --success-light: #065F46;
  --danger-bg: #7F1D1D;
  --danger-light: #991B1B;
  --warning-bg: #78350F;
  --info-bg: #1E3A8A;
  --accent-bg: #422006;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.4);
  --shadow-lg: 0 10px 15px rgba(0,0,0,0.5);
}

[data-theme="dark"] .login-screen {
  background: linear-gradient(135deg, #0B1120 0%, #1B2A5B 40%, #0B1120 100%);
}
[data-theme="dark"] .login-card {
  background: #1E293B;
  border: 1px solid #334155;
}
[data-theme="dark"] .login-logo p { color: #94A3B8; }

[data-theme="dark"] .sidebar {
  background: var(--bg-sidebar);
  border-right: 1px solid #1E293B;
}

[data-theme="dark"] .topbar {
  background: var(--bg-card);
  border-bottom-color: var(--border);
}

[data-theme="dark"] .data-table th {
  background: #0F172A;
}

[data-theme="dark"] input,
[data-theme="dark"] select,
[data-theme="dark"] textarea {
  background: var(--bg-input);
  color: var(--text-primary);
  border-color: var(--border);
}
[data-theme="dark"] input:focus,
[data-theme="dark"] select:focus,
[data-theme="dark"] textarea:focus {
  background: #1E293B;
}

[data-theme="dark"] .type-badge.ingreso { background: #065F46; color: #6EE7B7; }
[data-theme="dark"] .type-badge.egreso { background: #7F1D1D; color: #FCA5A5; }
[data-theme="dark"] .category-badge { background: #334155; color: #94A3B8; }

[data-theme="dark"] .badge-caja { background: #065F46; color: #6EE7B7; }
[data-theme="dark"] .badge-banamex { background: #1E3A8A; color: #93C5FD; }
[data-theme="dark"] .badge-banorte { background: #7F1D1D; color: #FCA5A5; }
[data-theme="dark"] .badge-hsbc { background: #7F1D1D; color: #FCA5A5; }
[data-theme="dark"] .badge-spin { background: #4C1D95; color: #C4B5FD; }

[data-theme="dark"] .summary-item.income { background: #064E3B; border-color: #065F46; }
[data-theme="dark"] .summary-item.expense { background: #7F1D1D; border-color: #991B1B; }
[data-theme="dark"] .summary-item.result { background: #1E293B; border-color: #334155; }
[data-theme="dark"] .summary-item.income .summary-value { color: #6EE7B7; }
[data-theme="dark"] .summary-item.expense .summary-value { color: #FCA5A5; }
[data-theme="dark"] .summary-item.result .summary-value { color: #93C5FD; }

[data-theme="dark"] .modal { background: #1E293B; border: 1px solid #334155; }
[data-theme="dark"] .modal-footer { border-top-color: #334155; }

[data-theme="dark"] .filter-bar { background: var(--bg-card); border-color: var(--border); }
[data-theme="dark"] .toast.success { background: #065F46; }
[data-theme="dark"] .toast.error { background: #991B1B; }
[data-theme="dark"] .toast.info { background: #1E3A8A; }

[data-theme="dark"] .debt-card { background: var(--bg-card); border-color: var(--border); }
[data-theme="dark"] .debt-progress { background: #334155; }

[data-theme="dark"] .btn-ghost { border-color: #475569; color: #94A3B8; }
[data-theme="dark"] .btn-ghost:hover { background: #334155; border-color: var(--accent); }

[data-theme="dark"] .sidebar-footer .btn-icon { color: rgba(255,255,255,0.6); }
[data-theme="dark"] .sidebar-footer .btn-icon:hover { background: rgba(255,255,255,0.1); color: #fff; }

[data-theme="dark"] .suggestions-dropdown { background: #1E293B; border-color: #334155; }
[data-theme="dark"] .suggestion-item:hover,
[data-theme="dark"] .suggestion-item.highlighted { background: #334155; }