/* ==========================================================================
   WEBDEVRO EXPENSE MANAGER - APPLE-INSPIRED ENTERPRISE DESIGN SYSTEM
   Domain: https://app.webdevro.in
   ========================================================================== */

/* --- CSS Variables & Theme System (SF / Apple Inspired) --- */
:root {
  /* System Font Stack */
  --font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  
  /* Color Palette - System Light Theme */
  --color-background: #f5f5f7;
  --color-surface: #ffffff;
  --color-card: #ffffff;
  --color-card-border: rgba(0, 0, 0, 0.06);
  --color-card-hover: rgba(0, 0, 0, 0.08);
  
  --color-text: #1d1d1f;
  --color-text-secondary: #86868b;
  --color-text-tertiary: #a1a1a6;
  
  /* Status & Financial Accents (Apple Palette) */
  --color-primary: #0071e3;
  --color-primary-light: rgba(0, 113, 227, 0.1);
  --color-success: #34c759;
  --color-success-bg: rgba(52, 199, 89, 0.1);
  --color-danger: #ff3b30;
  --color-danger-bg: rgba(255, 59, 48, 0.1);
  --color-warning: #ff9500;
  --color-warning-bg: rgba(255, 149, 0, 0.1);
  --color-accent: #af52de;
  --color-accent-bg: rgba(175, 82, 222, 0.1);

  /* Elevation & Shadows */
  --shadow-subtle: 0 4px 20px rgba(0, 0, 0, 0.04);
  --shadow-modal: 0 20px 40px rgba(0, 0, 0, 0.12);
  --backdrop-blur: blur(20px);
  --modal-bg: rgba(255, 255, 255, 0.95);

  /* Radius & Spacing */
  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 24px;
  --sidebar-width: 250px;
  --content-max-width: 1400px;
  
  /* Transitions */
  --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* System / Explicit Dark Mode Overrides (True OLED & Deep Dark) */
[data-theme="dark"] {
  --color-background: #000000;
  --color-surface: #1c1c1e;
  --color-card: #1c1c1e;
  --color-card-border: rgba(255, 255, 255, 0.08);
  --color-card-hover: rgba(255, 255, 255, 0.12);
  
  --color-text: #f5f5f7;
  --color-text-secondary: #86868b;
  --color-text-tertiary: #636366;
  
  --color-primary: #2997ff;
  --color-primary-light: rgba(41, 151, 255, 0.15);
  --color-success: #30d158;
  --color-success-bg: rgba(48, 209, 88, 0.15);
  --color-danger: #ff453a;
  --color-danger-bg: rgba(255, 69, 58, 0.15);
  --color-warning: #ff9f0a;
  --color-warning-bg: rgba(255, 159, 10, 0.15);
  --color-accent: #bf5af2;
  --color-accent-bg: rgba(191, 90, 242, 0.15);

  --shadow-subtle: 0 4px 24px rgba(0, 0, 0, 0.4);
  --shadow-modal: 0 24px 48px rgba(0, 0, 0, 0.7);
  --modal-bg: rgba(28, 28, 30, 0.95);
}

/* System Preference Match */
@media (prefers-color-scheme: dark) {
  [data-theme="system"] {
    --color-background: #000000;
    --color-surface: #1c1c1e;
    --color-card: #1c1c1e;
    --color-card-border: rgba(255, 255, 255, 0.08);
    --color-card-hover: rgba(255, 255, 255, 0.12);
    
    --color-text: #f5f5f7;
    --color-text-secondary: #86868b;
    --color-text-tertiary: #636366;
    
    --color-primary: #2997ff;
    --color-primary-light: rgba(41, 151, 255, 0.15);
    --color-success: #30d158;
    --color-success-bg: rgba(48, 209, 88, 0.15);
    --color-danger: #ff453a;
    --color-danger-bg: rgba(255, 69, 58, 0.15);
    --color-warning: #ff9f0a;
    --color-warning-bg: rgba(255, 159, 10, 0.15);
    --color-accent: #bf5af2;
    --color-accent-bg: rgba(191, 90, 242, 0.15);

    --shadow-subtle: 0 4px 24px rgba(0, 0, 0, 0.4);
    --shadow-modal: 0 24px 48px rgba(0, 0, 0, 0.7);
    --modal-bg: rgba(28, 28, 30, 0.95);
  }
}

/* Complete Dark Mode Component Enforcements */
[data-theme="dark"] input,
[data-theme="dark"] select,
[data-theme="dark"] textarea,
[data-theme="dark"] .form-control {
  background: #1c1c1e !important;
  color: #f5f5f7 !important;
  border-color: rgba(255, 255, 255, 0.12) !important;
}

[data-theme="dark"] input::placeholder,
[data-theme="dark"] textarea::placeholder {
  color: #636366 !important;
}

[data-theme="dark"] input:focus,
[data-theme="dark"] select:focus,
[data-theme="dark"] textarea:focus,
[data-theme="dark"] .form-control:focus {
  border-color: var(--color-primary) !important;
  box-shadow: 0 0 0 3px rgba(41, 151, 255, 0.25) !important;
}

[data-theme="dark"] table,
[data-theme="dark"] .table,
[data-theme="dark"] .data-table {
  background: #1c1c1e !important;
  color: #f5f5f7 !important;
}

[data-theme="dark"] th {
  background: #121214 !important;
  color: #86868b !important;
  border-color: rgba(255, 255, 255, 0.08) !important;
}

[data-theme="dark"] td {
  border-color: rgba(255, 255, 255, 0.06) !important;
  color: #f5f5f7 !important;
}

[data-theme="dark"] tr:hover td {
  background: rgba(255, 255, 255, 0.03) !important;
}

[data-theme="dark"] .card,
[data-theme="dark"] .stat-card,
[data-theme="dark"] .auth-card,
[data-theme="dark"] .modal-card,
[data-theme="dark"] .modal-box,
[data-theme="dark"] .bottom-sheet-modal,
[data-theme="dark"] .mobile-bottom-nav,
[data-theme="dark"] .sidebar,
[data-theme="dark"] .top-header,
[data-theme="dark"] .mobile-card-item {
  background: #1c1c1e !important;
  color: #f5f5f7 !important;
  border-color: rgba(255, 255, 255, 0.08) !important;
}

[data-theme="dark"] .btn-secondary {
  background: #2c2c2e !important;
  color: #f5f5f7 !important;
  border-color: rgba(255, 255, 255, 0.12) !important;
}

[data-theme="dark"] .btn-secondary:hover {
  background: #3a3a3c !important;
}

[data-theme="dark"] .text-muted {
  color: #86868b !important;
}

[data-theme="dark"] .dev-hint-box,
[data-theme="dark"] .demo-credential-box {
  background: rgba(41, 151, 255, 0.1) !important;
  border-color: rgba(41, 151, 255, 0.3) !important;
  color: #f5f5f7 !important;
}

@media (prefers-color-scheme: dark) {
  [data-theme="system"] input,
  [data-theme="system"] select,
  [data-theme="system"] textarea,
  [data-theme="system"] .form-control {
    background: #1c1c1e !important;
    color: #f5f5f7 !important;
    border-color: rgba(255, 255, 255, 0.12) !important;
  }
  [data-theme="system"] input::placeholder,
  [data-theme="system"] textarea::placeholder {
    color: #636366 !important;
  }
  [data-theme="system"] table,
  [data-theme="system"] .table,
  [data-theme="system"] .data-table {
    background: #1c1c1e !important;
    color: #f5f5f7 !important;
  }
  [data-theme="system"] th {
    background: #121214 !important;
    color: #86868b !important;
    border-color: rgba(255, 255, 255, 0.08) !important;
  }
  [data-theme="system"] td {
    border-color: rgba(255, 255, 255, 0.06) !important;
    color: #f5f5f7 !important;
  }
  [data-theme="system"] .card,
  [data-theme="system"] .stat-card,
  [data-theme="system"] .auth-card,
  [data-theme="system"] .modal-card,
  [data-theme="system"] .modal-box,
  [data-theme="system"] .bottom-sheet-modal,
  [data-theme="system"] .mobile-bottom-nav,
  [data-theme="system"] .sidebar,
  [data-theme="system"] .top-header,
  [data-theme="system"] .mobile-card-item {
    background: #1c1c1e !important;
    color: #f5f5f7 !important;
    border-color: rgba(255, 255, 255, 0.08) !important;
  }
  [data-theme="system"] .btn-secondary {
    background: #2c2c2e !important;
    color: #f5f5f7 !important;
    border-color: rgba(255, 255, 255, 0.12) !important;
  }
}

/* --- Base & Global Reset --- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: var(--font-family);
  background: var(--color-background);
  color: var(--color-text);
  min-height: 100vh;
  line-height: 1.47059;
  font-weight: 400;
  letter-spacing: -0.022em;
  -webkit-font-smoothing: antialiased;
  padding-bottom: env(safe-area-inset-bottom);
}

h1, h2, h3, h4, h5, h6 {
  color: var(--color-text);
  font-weight: 600;
  letter-spacing: -0.025em;
}

a { text-decoration: none; color: inherit; }
button, input, select, textarea { font-family: inherit; font-size: inherit; color: inherit; }

/* Offline & PWA Banners */
.offline-banner {
  background: var(--color-danger);
  color: #fff;
  text-align: center;
  padding: 0.4rem 1rem;
  font-size: 0.82rem;
  font-weight: 600;
  position: sticky;
  top: 0;
  z-index: 1000;
}

.pwa-install-banner {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-card-border);
  padding: 0.75rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: var(--shadow-subtle);
  position: sticky;
  top: 0;
  z-index: 999;
}

.pwa-banner-content { display: flex; align-items: center; gap: 0.75rem; }
.pwa-icon {
  width: 38px;
  height: 38px;
  background: var(--color-primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.1rem;
}
.pwa-text strong { display: block; font-size: 0.9rem; }
.pwa-text p { font-size: 0.78rem; color: var(--color-text-secondary); margin: 0; }
.pwa-actions { display: flex; gap: 0.5rem; }

.hidden { display: none !important; }

/* --- App Layout Shell --- */
.app-container {
  display: flex;
  min-height: 100vh;
}

/* Sidebar (Desktop) */
.sidebar {
  width: var(--sidebar-width);
  background: var(--color-surface);
  border-right: 1px solid var(--color-card-border);
  display: flex;
  flex-direction: column;
  padding: 1.5rem 1rem;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 100;
  transition: width var(--transition-normal), padding var(--transition-normal);
  overflow-x: hidden;
}

/* Sidebar Collapsed State */
.sidebar.collapsed {
  width: 70px !important;
  padding: 1.5rem 0.5rem;
}

.sidebar.collapsed .brand-text,
.sidebar.collapsed .nav-item span,
.sidebar.collapsed .sidebar-footer-text,
.sidebar.collapsed .btn-text-label {
  display: none !important;
}

.sidebar.collapsed .brand {
  justify-content: center;
  padding: 0;
  gap: 0;
}

.sidebar.collapsed .sidebar-toggle-btn {
  margin-left: 0;
  transform: rotate(180deg);
}

.sidebar.collapsed .nav-item {
  justify-content: center;
  padding: 0.75rem 0;
  gap: 0;
}

.sidebar.collapsed .sidebar-footer {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.sidebar.collapsed .sidebar-footer .btn {
  padding: 0.65rem 0;
  width: 42px;
  height: 42px;
  justify-content: center;
  border-radius: 50%;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 2rem;
  padding: 0 0.5rem;
}

.brand-icon {
  width: 36px;
  height: 36px;
  min-width: 36px;
  background: var(--color-primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.1rem;
}

.brand-name {
  font-size: 1.25rem;
  font-weight: 700;
  white-space: nowrap;
}

.brand-tag {
  font-size: 0.65rem;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: block;
  white-space: nowrap;
}

.sidebar-toggle-btn {
  margin-left: auto;
  background: none;
  border: none;
  color: var(--color-text-secondary);
  cursor: pointer;
  padding: 0.3rem;
  font-size: 0.9rem;
  transition: transform var(--transition-normal);
}

.nav-menu {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  flex: 1;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.75rem 0.85rem;
  border-radius: var(--radius-sm);
  color: var(--color-text-secondary);
  font-weight: 500;
  font-size: 0.9rem;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.nav-item i { font-size: 1.05rem; width: 20px; text-align: center; min-width: 20px; }
.nav-item:hover { background: var(--color-card-hover); color: var(--color-text); }
.nav-item.active { background: var(--color-primary-light); color: var(--color-primary); font-weight: 600; }
.nav-item.admin-only { color: var(--color-accent); }

.sidebar-footer { margin-top: auto; padding-top: 1rem; border-top: 1px solid var(--color-card-border); }

/* Main Content Area */
.main-content {
  flex: 1;
  margin-left: var(--sidebar-width);
  padding: 2rem;
  max-width: calc(100vw - var(--sidebar-width));
  transition: margin-left var(--transition-normal), max-width var(--transition-normal);
}

.app-container.sidebar-collapsed .main-content {
  margin-left: 70px !important;
  max-width: calc(100vw - 70px) !important;
}

/* Top Header */
.top-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.header-greeting h1 { font-size: 1.6rem; margin-bottom: 0.2rem; }
.text-muted { color: var(--color-text-secondary); font-size: 0.85rem; }

.header-controls { display: flex; align-items: center; gap: 0.75rem; }

/* Role Switcher Badge */
.role-badge-wrapper { cursor: pointer; }
.badge-role {
  background: var(--color-accent-bg);
  color: var(--color-accent);
  padding: 0.35rem 0.75rem;
  border-radius: 20px;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border: 1px solid rgba(175, 82, 222, 0.2);
}

.period-selector-wrapper {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--color-surface);
  border: 1px solid var(--color-card-border);
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  box-shadow: var(--shadow-subtle);
}

.period-selector-wrapper select {
  background: none;
  border: none;
  outline: none;
  font-weight: 600;
  cursor: pointer;
}

.icon-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-surface);
  border: 1px solid var(--color-card-border);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--color-text);
  box-shadow: var(--shadow-subtle);
  transition: transform var(--transition-fast);
  position: relative;
}
.icon-btn:hover { transform: scale(1.05); }

/* Notifications Center Dropdown */
.notification-wrapper { position: relative; }
.notif-badge {
  position: absolute;
  top: -4px;
  right: -4px;
  background: var(--color-danger);
  color: #fff;
  font-size: 0.65rem;
  font-weight: 700;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.notification-center-dropdown {
  position: absolute;
  top: 50px;
  right: 0;
  width: 320px;
  background: var(--color-surface);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-modal);
  display: none;
  z-index: 500;
  padding: 1rem;
}
.notification-center-dropdown.active { display: block; }
.notif-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 0.8rem; border-bottom: 1px solid var(--color-card-border); padding-bottom: 0.5rem; }
.notif-list { max-height: 250px; overflow-y: auto; }
.notif-item { padding: 0.6rem 0; border-bottom: 1px solid var(--color-card-border); font-size: 0.82rem; }
.notif-item strong { display: block; color: var(--color-text); }
.notif-item.unread { font-weight: 600; background: var(--color-primary-light); padding: 0.6rem; border-radius: var(--radius-sm); }

/* Glass Cards & Metrics */
.glass-card {
  background: var(--color-surface);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  box-shadow: var(--shadow-subtle);
  backdrop-filter: var(--backdrop-blur);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}

.metric-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.card-label { font-size: 0.82rem; color: var(--color-text-secondary); text-transform: uppercase; letter-spacing: 0.05em; font-weight: 600; }
.card-value { font-size: 1.8rem; font-weight: 700; margin: 0.4rem 0; }
.card-subtext { font-size: 0.78rem; color: var(--color-text-secondary); }

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

/* Buttons & Quick Actions */
.desktop-quick-actions { display: flex; gap: 0.8rem; margin-bottom: 1.5rem; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1.25rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.88rem;
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
}
.btn-primary { background: var(--color-primary); color: #fff; }
.btn-primary:hover { opacity: 0.9; }
.btn-success { background: var(--color-success); color: #fff; }
.btn-danger { background: var(--color-danger); color: #fff; }
.btn-secondary { background: var(--color-card-hover); color: var(--color-text); }
.btn-text { background: none; color: var(--color-primary); padding: 0.4rem; }
.btn-text-sm { background: none; border: none; color: var(--color-primary); cursor: pointer; font-size: 0.78rem; font-weight: 600; }
.btn-block { width: 100%; justify-content: center; }

/* Dashboard Charts Grid */
.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}
.chart-container-card { display: flex; flex-direction: column; height: 320px; }
.chart-wrapper { flex: 1; position: relative; min-height: 0; }
.doughnut-wrapper { max-height: 240px; }

/* Category Breakdowns */
.ledger-breakdowns-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}
.breakdown-card .card-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1rem; }
.badge-pill { padding: 0.25rem 0.6rem; border-radius: 12px; font-size: 0.75rem; font-weight: 700; color: #fff; }
.bg-success { background: var(--color-success); }
.bg-danger { background: var(--color-danger); }
.bg-accent { background: var(--color-accent); }

.breakdown-list { display: flex; flex-direction: column; gap: 0.75rem; }
.breakdown-item { display: flex; flex-direction: column; gap: 0.3rem; }
.breakdown-item-header { display: flex; justify-content: space-between; font-size: 0.85rem; }
.breakdown-progress-bg { height: 6px; background: var(--color-card-border); border-radius: 3px; overflow: hidden; }
.breakdown-progress-fill { height: 100%; border-radius: 3px; transition: width 0.4s ease; }

/* Data Tables */
.table-card, .full-table-card { overflow: hidden; margin-bottom: 1.5rem; }
.table-responsive { width: 100%; overflow-x: auto; }
.data-table { width: 100%; border-collapse: collapse; text-align: left; font-size: 0.88rem; }
.data-table th { padding: 0.85rem 1rem; color: var(--color-text-secondary); font-weight: 600; border-bottom: 1px solid var(--color-card-border); font-size: 0.78rem; text-transform: uppercase; }
.data-table td { padding: 0.85rem 1rem; border-bottom: 1px solid var(--color-card-border); }
.data-table tr:last-child td { border-bottom: none; }
.badge-ledger { padding: 0.2rem 0.5rem; border-radius: 6px; font-size: 0.72rem; font-weight: 700; text-transform: uppercase; }
.badge-ledger.income { background: var(--color-success-bg); color: var(--color-success); }
.badge-ledger.expense { background: var(--color-danger-bg); color: var(--color-danger); }
.badge-ledger.saving { background: var(--color-accent-bg); color: var(--color-accent); }

.category-tag { display: inline-flex; align-items: center; gap: 0.4rem; color: var(--color-text); font-weight: 500; }
.action-btn-sm { padding: 0.3rem 0.6rem; border-radius: 6px; border: 1px solid var(--color-card-border); background: var(--color-surface); cursor: pointer; font-size: 0.78rem; color: var(--color-text); }
.action-btn-sm.delete:hover { background: var(--color-danger-bg); color: var(--color-danger); border-color: var(--color-danger); }

/* Tab Content Visibility */
.tab-content { display: none; }
.tab-content.active { display: block; }
.tab-header-actions { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1.5rem; flex-wrap: wrap; gap: 1rem; }

/* Savings & Budgets Grids */
.savings-summary-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1.25rem; }
.savings-highlight-card h2 { font-size: 1.7rem; margin-top: 0.3rem; }
.budgets-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.25rem; }
.budget-card-header { display: flex; justify-content: space-between; align-items: center; }
.badge-status { padding: 0.2rem 0.5rem; border-radius: 6px; font-size: 0.72rem; font-weight: 700; }
.badge-status.active { background: var(--color-success-bg); color: var(--color-success); }
.badge-status.inactive { background: var(--color-card-border); color: var(--color-text-secondary); }

/* Toolbar & Filters */
.toolbar-card { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1.25rem; flex-wrap: wrap; gap: 1rem; }
.search-filter-box { display: flex; gap: 0.8rem; flex-wrap: wrap; flex: 1; }
.input-icon-wrapper { position: relative; display: flex; align-items: center; }
.input-icon-wrapper i { position: absolute; left: 0.85rem; color: var(--color-text-secondary); }
.input-icon-wrapper input { padding: 0.6rem 0.85rem 0.6rem 2.4rem; border: 1px solid var(--color-card-border); border-radius: var(--radius-sm); background: var(--color-surface); width: 100%; min-width: 240px; }
.filter-group { display: flex; gap: 0.5rem; }
.filter-group select { padding: 0.6rem 0.85rem; border: 1px solid var(--color-card-border); border-radius: var(--radius-sm); background: var(--color-surface); font-weight: 500; }

/* Admin Suite Styling */
.admin-subtabs { display: flex; gap: 0.5rem; border-bottom: 1px solid var(--color-card-border); margin-bottom: 1.5rem; }
.admin-subtab-btn { background: none; border: none; padding: 0.6rem 1rem; font-weight: 600; color: var(--color-text-secondary); cursor: pointer; border-bottom: 2px solid transparent; }
.admin-subtab-btn.active { color: var(--color-primary); border-bottom-color: var(--color-primary); }
.admin-sub-content { display: none; }
.admin-sub-content.active { display: block; }

.permissions-matrix-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1rem; max-height: 380px; overflow-y: auto; padding: 0.5rem; }
.perm-group { background: var(--color-background); padding: 0.85rem; border-radius: var(--radius-sm); border: 1px solid var(--color-card-border); }
.perm-group h4 { font-size: 0.82rem; text-transform: uppercase; color: var(--color-text-secondary); margin-bottom: 0.5rem; }
.perm-checkbox { display: flex; align-items: center; gap: 0.4rem; font-size: 0.82rem; margin-bottom: 0.3rem; cursor: pointer; }

/* Profile & Settings */
.profile-header-card { display: flex; align-items: center; gap: 1.25rem; margin-bottom: 1.5rem; }
.profile-avatar { width: 64px; height: 64px; border-radius: 50%; background: var(--color-primary-light); color: var(--color-primary); display: flex; align-items: center; justify-content: center; font-size: 1.8rem; }
.settings-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 1.25rem; }
.setting-section h3 { font-size: 1.05rem; margin-bottom: 1rem; display: flex; align-items: center; gap: 0.5rem; }
.setting-item { display: flex; justify-content: space-between; align-items: center; padding: 0.8rem 0; border-bottom: 1px solid var(--color-card-border); }
.setting-item select, .setting-item input { padding: 0.5rem; border-radius: var(--radius-sm); border: 1px solid var(--color-card-border); background: var(--color-surface); }

/* Mobile Navigation Bar & Bottom Sheet */
.mobile-bottom-nav {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--color-surface);
  border-top: 1px solid var(--color-card-border);
  padding: 0.5rem 1rem calc(0.5rem + env(safe-area-inset-bottom));
  justify-content: space-around;
  align-items: center;
  z-index: 200;
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.06);
}

.mobile-nav-item { display: flex; flex-direction: column; align-items: center; font-size: 0.68rem; color: var(--color-text-secondary); gap: 0.2rem; }
.mobile-nav-item i { font-size: 1.2rem; }
.mobile-nav-item.active { color: var(--color-primary); font-weight: 600; }

.mobile-fab-btn {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  border: none;
  font-size: 1.3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: -20px;
  box-shadow: 0 4px 15px rgba(0, 113, 227, 0.4);
  cursor: pointer;
}

/* Bottom Sheet */
.bottom-sheet-backdrop {
  position: fixed;
  top: 0; bottom: 0; left: 0; right: 0;
  background: rgba(0,0,0,0.5);
  backdrop-filter: var(--backdrop-blur);
  z-index: 300;
  display: none;
  align-items: flex-end;
}
.bottom-sheet-backdrop.active { display: flex; }
.bottom-sheet-modal {
  width: 100%;
  background: var(--modal-bg);
  border-radius: 24px 24px 0 0;
  padding: 1.5rem;
  box-shadow: var(--shadow-modal);
  transform: translateY(100%);
  transition: transform 0.3s cubic-bezier(0, 0, 0.2, 1);
}
.bottom-sheet-backdrop.active .bottom-sheet-modal { transform: translateY(0); }
.bottom-sheet-handle { width: 36px; height: 5px; background: var(--color-card-border); border-radius: 3px; margin: 0 auto 1.25rem; }
.bottom-sheet-actions { display: flex; flex-direction: column; gap: 0.75rem; }

/* Modals */
.modal-backdrop {
  position: fixed;
  top: 0; bottom: 0; left: 0; right: 0;
  background: rgba(0,0,0,0.5);
  backdrop-filter: var(--backdrop-blur);
  z-index: 400;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.modal-backdrop.active, .modal-backdrop.show { display: flex; }
.modal-card, .modal-box {
  background: var(--modal-bg);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-xl);
  padding: 1.75rem;
  width: 100%;
  max-width: 500px;
  box-shadow: var(--shadow-modal);
  max-height: 90vh;
  overflow-y: auto;
}
.modal-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1.25rem; }
.modal-close-btn { background: none; border: none; font-size: 1.6rem; color: var(--color-text-secondary); cursor: pointer; }
.form-group { margin-bottom: 1.1rem; display: flex; flex-direction: column; gap: 0.4rem; }
.form-group label { font-size: 0.82rem; font-weight: 600; color: var(--color-text); }
.form-group input, .form-group select { padding: 0.7rem 0.85rem; border-radius: var(--radius-sm); border: 1px solid var(--color-card-border); background: var(--color-surface); outline: none; }
.amount-large-wrapper { display: flex; align-items: center; gap: 0.5rem; background: var(--color-surface); border: 1px solid var(--color-card-border); border-radius: var(--radius-md); padding: 0.5rem 1rem; }
.input-large-amount { border: none !important; font-size: 2rem !important; font-weight: 700 !important; width: 100%; outline: none; }
.modal-footer { display: flex; justify-content: flex-end; gap: 0.75rem; margin-top: 1.5rem; }

/* Toast Notifications */
#toast-container { position: fixed; bottom: 2rem; right: 2rem; z-index: 1000; display: flex; flex-direction: column; gap: 0.5rem; }
.toast { background: var(--color-surface); border: 1px solid var(--color-card-border); padding: 0.75rem 1.25rem; border-radius: var(--radius-sm); box-shadow: var(--shadow-modal); font-size: 0.85rem; font-weight: 600; display: flex; align-items: center; gap: 0.6rem; transition: opacity 0.3s ease; }

/* Mobile Cards View */
.mobile-only-cards-list { display: none; flex-direction: column; gap: 0.75rem; padding: 0.85rem; }
.mobile-card-item { background: var(--color-surface); border: 1px solid var(--color-card-border); border-radius: var(--radius-sm); padding: 0.85rem; display: flex; justify-content: space-between; align-items: center; }
.mobile-card-title { font-weight: 600; font-size: 0.9rem; display: block; }
.mobile-card-subtitle { font-size: 0.75rem; color: var(--color-text-secondary); }

/* Responsive Breakpoints */
@media (max-width: 1024px) {
  .sidebar { display: none; }
  .main-content { margin-left: 0; max-width: 100vw; padding: 1.25rem; padding-bottom: 5rem; }
  .mobile-bottom-nav { display: flex; }
  .desktop-only-view { display: none !important; }
  .mobile-only-cards-list { display: flex; }
  .desktop-quick-actions { display: none; }
}

@media (max-width: 480px) {
  .header-controls { width: 100%; justify-content: space-between; }
  .period-selector-wrapper { width: 100%; justify-content: space-around; }
  .dashboard-grid { grid-template-columns: 1fr; }
}

/* ==========================================================================
   AUTHENTICATION SUITE & SELF-REGISTRATION STYLES
   ========================================================================== */

.auth-subtabs {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 0.35rem;
  background: var(--color-background);
  padding: 0.35rem;
  border-radius: var(--radius-md);
  margin-bottom: 1.25rem;
}

.auth-subtab-btn {
  background: none;
  border: none;
  padding: 0.6rem 0.5rem;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  transition: all var(--transition-fast);
}

.auth-subtab-btn.active {
  background: var(--color-surface);
  color: var(--color-primary);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.quick-fill-container {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1.1rem;
  flex-wrap: wrap;
  padding: 0.6rem 0.75rem;
  background: var(--color-background);
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-card-border);
}

.quick-fill-label {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  font-weight: 600;
}

.quick-login-chip {
  background: var(--color-surface);
  border: 1px solid var(--color-card-border);
  padding: 0.35rem 0.75rem;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-text);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: all var(--transition-fast);
}

.quick-login-chip:hover {
  background: var(--color-primary-light);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.otp-simulation-banner {
  background: var(--color-primary-light);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-md);
  padding: 0.85rem 1rem;
  margin-bottom: 1.25rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  box-shadow: 0 4px 12px rgba(0, 113, 227, 0.15);
  animation: fadeIn 0.3s ease;
}

.otp-simulation-content {
  font-size: 0.82rem;
  color: var(--color-text);
  line-height: 1.4;
}

.otp-code-highlight {
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  color: var(--color-primary);
  display: inline-block;
  margin: 0 0.3rem;
  background: var(--color-surface);
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
}

.password-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  width: 100%;
}

.password-input-wrapper input {
  width: 100%;
  padding-right: 2.75rem !important;
}

.password-toggle-btn {
  position: absolute;
  right: 0.75rem;
  background: none;
  border: none;
  color: var(--color-text-tertiary);
  cursor: pointer;
  font-size: 0.95rem;
  padding: 0.25rem;
}

.password-toggle-btn:hover {
  color: var(--color-primary);
}

.password-strength-bar {
  height: 4px;
  border-radius: 2px;
  background: var(--color-card-border);
  margin-top: 0.4rem;
  overflow: hidden;
}

.password-strength-fill {
  height: 100%;
  width: 0%;
  transition: width 0.3s ease, background 0.3s ease;
}

.terms-checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  cursor: pointer;
  margin: 0.6rem 0 1.1rem;
  line-height: 1.35;
}

.terms-checkbox-label input[type="checkbox"] {
  margin-top: 0.15rem;
  accent-color: var(--color-primary);
}

.auth-switch-prompt {
  text-align: center;
  font-size: 0.82rem;
  color: var(--color-text-secondary);
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-card-border);
}

.auth-switch-link {
  color: var(--color-primary);
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
}

.auth-switch-link:hover {
  text-decoration: underline;
}

.auth-overlay-pinned .modal-close-btn {
  display: none !important;
}

.auth-badge-role {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.2rem 0.6rem;
  border-radius: 12px;
  font-size: 0.72rem;
  font-weight: 600;
}

.auth-badge-role.customer {
  background: var(--color-success-bg);
  color: var(--color-success);
}

.auth-badge-role.admin {
  background: var(--color-primary-light);
  color: var(--color-primary);
}

/* ==========================================================================
   LANDING / HOME PAGE & STANDALONE AUTH SUITE STYLES
   ========================================================================== */

/* Standalone Auth Page Layout */
.auth-page-wrapper {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 2.5rem 1.25rem;
  background: var(--color-background);
}

.auth-page-card {
  width: 100%;
  max-width: 480px;
  background: var(--color-surface);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-modal);
  padding: 2.5rem 2.25rem;
  animation: fadeIn 0.3s ease;
}

.auth-brand-header {
  text-align: center;
  margin-bottom: 2rem;
}

.auth-brand-logo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  background: var(--color-primary);
  color: #ffffff;
  border-radius: var(--radius-md);
  font-size: 1.6rem;
  margin-bottom: 1rem;
  box-shadow: 0 4px 16px rgba(0, 113, 227, 0.3);
}

.auth-brand-header h1 {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 0.35rem;
}

.auth-brand-header p {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
}

/* Landing Page Header & Navigation */
.landing-header {
  position: sticky;
  top: 0;
  z-index: 500;
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: var(--backdrop-blur);
  -webkit-backdrop-filter: var(--backdrop-blur);
  border-bottom: 1px solid var(--color-card-border);
  transition: background 0.3s ease;
}

[data-theme="dark"] .landing-header {
  background: rgba(28, 28, 30, 0.85);
}

.landing-nav-container {
  max-width: var(--content-max-width);
  margin: 0 auto;
  padding: 1rem 1.75rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.landing-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--color-text);
  font-weight: 700;
  font-size: 1.25rem;
}

.landing-nav-links {
  display: flex;
  align-items: center;
  gap: 1.75rem;
  list-style: none;
}

.landing-nav-link {
  text-decoration: none;
  color: var(--color-text-secondary);
  font-size: 0.92rem;
  font-weight: 500;
  transition: color var(--transition-fast);
}

.landing-nav-link:hover {
  color: var(--color-primary);
}

.landing-nav-actions {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

/* Landing Hero Section */
.landing-hero {
  padding: 4.5rem 1.5rem 3.5rem;
  max-width: var(--content-max-width);
  margin: 0 auto;
  text-align: center;
}

.hero-pill-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--color-primary-light);
  color: var(--color-primary);
  border: 1px solid rgba(0, 113, 227, 0.2);
  padding: 0.4rem 1rem;
  border-radius: 30px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1.75rem;
}

.hero-main-title {
  font-size: 3.5rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  color: var(--color-text);
  max-width: 900px;
  margin: 0 auto 1.5rem;
}

.hero-gradient-text {
  background: linear-gradient(135deg, #0071e3 0%, #af52de 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-description {
  font-size: 1.25rem;
  color: var(--color-text-secondary);
  max-width: 680px;
  margin: 0 auto 2.5rem;
  line-height: 1.6;
}

.hero-btn-group {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 3.5rem;
}

.hero-interactive-preview {
  max-width: 1000px;
  margin: 0 auto;
  background: var(--color-surface);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-xl);
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.08);
  padding: 2rem;
  text-align: left;
  position: relative;
  overflow: hidden;
}

[data-theme="dark"] .hero-interactive-preview {
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.6);
}

.preview-top-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--color-card-border);
  padding-bottom: 1rem;
  margin-bottom: 1.5rem;
}

.preview-metrics-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.25rem;
}

.preview-stat-card {
  padding: 1.25rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-card-border);
  background: var(--color-background);
}

.preview-stat-card .label {
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  display: block;
  margin-bottom: 0.35rem;
}

.preview-stat-card .value {
  font-size: 1.6rem;
  font-weight: 700;
}

/* Trust Bar / Key Statistics */
.landing-stats-strip {
  background: var(--color-surface);
  border-top: 1px solid var(--color-card-border);
  border-bottom: 1px solid var(--color-card-border);
  padding: 2.5rem 1.5rem;
  margin: 3rem 0;
}

.stats-grid {
  max-width: var(--content-max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 2rem;
  text-align: center;
}

.stat-item h3 {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 0.3rem;
  letter-spacing: -0.02em;
}

.stat-item p {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  font-weight: 500;
}

/* Section Common Headers */
.section-container {
  max-width: var(--content-max-width);
  margin: 0 auto;
  padding: 4.5rem 1.75rem;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 3.5rem;
}

.section-tag {
  color: var(--color-primary);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  display: inline-block;
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--color-text);
  letter-spacing: -0.02em;
  line-height: 1.25;
  margin-bottom: 1rem;
}

.section-description {
  font-size: 1.05rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* Feature Showcase Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.75rem;
}

.feature-box {
  background: var(--color-surface);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.feature-box:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.08);
  border-color: var(--color-primary);
}

.feature-icon-wrapper {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
}

.feature-box h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 0.75rem;
}

.feature-box p {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  line-height: 1.55;
  flex: 1;
}

/* How It Works Steps */
.workflow-steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2rem;
  position: relative;
}

.step-card {
  background: var(--color-surface);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  text-align: center;
  position: relative;
}

.step-number-circle {
  width: 48px;
  height: 48px;
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  font-weight: 700;
  margin: 0 auto 1.25rem;
}

.step-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
}

.step-card p {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.5;
}

/* FAQ Accordion */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-card {
  background: var(--color-surface);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.faq-header {
  padding: 1.25rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  user-select: none;
}

.faq-header h4 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-text);
  margin: 0;
}

.faq-icon {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  transition: transform var(--transition-fast);
}

.faq-card.open .faq-icon {
  transform: rotate(180deg);
  color: var(--color-primary);
}

.faq-body {
  padding: 0 1.5rem 1.25rem;
  color: var(--color-text-secondary);
  font-size: 0.92rem;
  line-height: 1.6;
  display: none;
}

.faq-card.open .faq-body {
  display: block;
}

/* CTA Banner Section */
.cta-banner-wrapper {
  max-width: var(--content-max-width);
  margin: 0 auto 4rem;
  padding: 0 1.75rem;
}

.cta-banner-card {
  background: linear-gradient(135deg, #0071e3 0%, #302b63 100%);
  color: #ffffff;
  border-radius: var(--radius-xl);
  padding: 3.5rem 2.5rem;
  text-align: center;
  box-shadow: 0 20px 50px rgba(0, 113, 227, 0.25);
}

.cta-banner-card h2 {
  font-size: 2.6rem;
  font-weight: 800;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.cta-banner-card p {
  font-size: 1.15rem;
  opacity: 0.9;
  max-width: 600px;
  margin: 0 auto 2.5rem;
  line-height: 1.6;
}

/* Landing Page Footer */
.landing-footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-card-border);
  padding: 4rem 1.75rem 2rem;
}

.footer-inner {
  max-width: var(--content-max-width);
  margin: 0 auto;
}

.footer-top-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3.5rem;
}

.footer-brand-col p {
  color: var(--color-text-secondary);
  font-size: 0.92rem;
  line-height: 1.6;
  margin-top: 0.85rem;
  max-width: 320px;
}

.footer-col h5 {
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text);
  margin-bottom: 1.25rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  text-decoration: none;
  color: var(--color-text-secondary);
  font-size: 0.88rem;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-primary);
}

.footer-bottom-bar {
  border-top: 1px solid var(--color-card-border);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.82rem;
  color: var(--color-text-secondary);
}

/* Mobile Responsiveness for Landing Page */
@media (max-width: 900px) {
  .hero-main-title { font-size: 2.6rem; }
  .footer-top-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .landing-nav-links { display: none; }
}

@media (max-width: 600px) {
  .hero-main-title { font-size: 2.1rem; }
  .hero-description { font-size: 1.05rem; }
  .features-grid { grid-template-columns: 1fr; }
  .footer-top-grid { grid-template-columns: 1fr; }
  .auth-page-card { padding: 2rem 1.5rem; }
  .cta-banner-card { padding: 2.5rem 1.5rem; }
  .cta-banner-card h2 { font-size: 1.9rem; }
}

/* ==========================================================================
   STANDALONE AUTH SUITE & COMPACT MOBILE ENHANCEMENTS
   ========================================================================== */

.auth-page-wrapper {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(1rem, 3vw, 2.5rem);
  background: radial-gradient(circle at 50% 0%, var(--color-primary-light) 0%, var(--color-background) 70%);
  position: relative;
  overflow-x: hidden;
}

.auth-page-card,
.auth-card {
  width: 100%;
  max-width: 480px;
  background: var(--color-surface);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-xl);
  padding: clamp(1.5rem, 4vw, 2.5rem);
  box-shadow: var(--shadow-modal);
  backdrop-filter: var(--backdrop-blur);
  -webkit-backdrop-filter: var(--backdrop-blur);
  position: relative;
  z-index: 10;
  animation: authFadeIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes authFadeIn {
  from { opacity: 0; transform: translateY(12px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.auth-brand-header {
  text-align: center;
  margin-bottom: 1.75rem;
}

.auth-brand-header h1 {
  font-size: clamp(1.4rem, 2.5vw, 1.65rem);
  font-weight: 700;
  margin: 0.85rem 0 0.25rem;
  letter-spacing: -0.01em;
  color: var(--color-text);
}

.auth-brand-header p {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  margin: 0;
  line-height: 1.45;
}

.auth-brand-logo {
  width: 56px;
  height: 56px;
  margin: 0 auto;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--color-primary) 0%, #302b63 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-size: 1.5rem;
  box-shadow: 0 8px 24px rgba(0, 113, 227, 0.35);
  transition: transform var(--transition-fast);
}

.auth-brand-logo:hover {
  transform: scale(1.06);
}

.auth-brand-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.85rem;
  border-radius: 20px;
  font-size: 0.78rem;
  font-weight: 600;
  background: var(--color-primary-light);
  color: var(--color-primary);
}

.auth-subtabs {
  display: flex;
  background: rgba(0, 0, 0, 0.05);
  border-radius: var(--radius-md);
  padding: 4px;
  gap: 4px;
  margin-bottom: 1.5rem;
}

[data-theme="dark"] .auth-subtabs {
  background: rgba(255, 255, 255, 0.08);
}

.auth-subtab-btn,
.auth-tab-btn {
  flex: 1;
  padding: 0.65rem 0.75rem;
  font-size: 0.84rem;
  font-weight: 600;
  border: none;
  background: transparent;
  color: var(--color-text-secondary);
  border-radius: 10px;
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
}

.auth-subtab-btn.active,
.auth-tab-btn.active {
  background: var(--color-surface);
  color: var(--color-text);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.otp-simulation-banner {
  background: var(--color-primary-light);
  border: 1px solid rgba(0, 113, 227, 0.25);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.otp-simulation-banner.hidden {
  display: none !important;
}

.otp-simulation-content {
  font-size: 0.84rem;
  line-height: 1.4;
  color: var(--color-text);
}

.otp-code-highlight {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-weight: 800;
  font-size: 1.05rem;
  letter-spacing: 0.15em;
  color: var(--color-primary);
  background: var(--color-surface);
  padding: 0.15rem 0.5rem;
  border-radius: 6px;
  border: 1px solid rgba(0, 113, 227, 0.2);
  margin-left: 0.25rem;
}

.quick-fill-container {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
}

.quick-fill-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-right: 0.25rem;
}

.quick-login-chip {
  background: var(--color-surface);
  border: 1px solid var(--color-card-border);
  border-radius: 20px;
  padding: 0.3rem 0.75rem;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--color-text);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.quick-login-chip:hover {
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-color: rgba(0, 113, 227, 0.3);
  transform: translateY(-1px);
}

.password-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.password-input-wrapper input {
  width: 100%;
  padding-right: 2.75rem !important;
}

.password-toggle-btn {
  position: absolute;
  right: 0.5rem;
  top: 50%;
  transform: translateY(-50%);
  background: transparent;
  border: none;
  color: var(--color-text-secondary);
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 6px;
  font-size: 0.9rem;
  transition: color var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

.password-toggle-btn:hover {
  color: var(--color-primary);
}

.password-strength-bar {
  height: 4px;
  width: 100%;
  background: rgba(0, 0, 0, 0.08);
  border-radius: 2px;
  overflow: hidden;
  margin-top: 0.45rem;
}

[data-theme="dark"] .password-strength-bar {
  background: rgba(255, 255, 255, 0.1);
}

.password-meter-fill {
  height: 100%;
  width: 0%;
  border-radius: 2px;
  transition: width 0.3s ease, background 0.3s ease;
}

.auth-switch-prompt {
  text-align: center;
  margin-top: 1.5rem;
  font-size: 0.88rem;
  color: var(--color-text-secondary);
}

.auth-switch-link {
  color: var(--color-primary);
  font-weight: 600;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.auth-switch-link:hover {
  text-decoration: underline;
}

.otp-input-group {
  display: flex;
  gap: 0.5rem;
  justify-content: center;
}

/* Landing Page Aliases */
.landing-features {
  padding: 5rem 1.75rem;
}

.faq-item {
  background: var(--color-surface);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

/* Mobile Navigation Drawer for home.html */
.mobile-nav-toggle {
  display: none;
  background: transparent;
  border: none;
  color: var(--color-text);
  font-size: 1.25rem;
  padding: 0.5rem;
  cursor: pointer;
  border-radius: 8px;
}

.mobile-nav-drawer {
  display: none;
  position: fixed;
  top: 65px;
  left: 0;
  right: 0;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-card-border);
  box-shadow: var(--shadow-modal);
  padding: 1.25rem 1.5rem;
  z-index: 999;
  flex-direction: column;
  gap: 0.75rem;
  animation: slideDown 0.25s ease;
}

.mobile-nav-drawer.open {
  display: flex;
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

.mobile-nav-drawer a {
  padding: 0.65rem 0.5rem;
  text-decoration: none;
  color: var(--color-text);
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: 8px;
  transition: background var(--transition-fast);
}

.mobile-nav-drawer a:hover {
  background: var(--color-primary-light);
  color: var(--color-primary);
}

/* High-Precision Mobile Optimization (< 900px and < 600px) */
@media (max-width: 900px) {
  .mobile-nav-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .landing-nav-links {
    display: none !important;
  }
}

@media (max-width: 600px) {
  :root {
    --sidebar-width: 100%;
  }

  input[type="text"],
  input[type="email"],
  input[type="password"],
  input[type="tel"],
  input[type="number"],
  select {
    font-size: 16px !important;
    padding: 0.75rem 0.85rem;
  }

  .btn-lg {
    padding: 0.85rem 1.25rem;
    font-size: 0.95rem;
  }

  .auth-page-card {
    padding: 1.5rem 1.25rem !important;
    border-radius: var(--radius-lg);
  }

  .quick-fill-container {
    justify-content: center;
  }

  .hero-btn-group {
    flex-direction: column;
    width: 100%;
  }

  .hero-btn-group .btn {
    width: 100%;
    justify-content: center;
  }

  .preview-metrics-row {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }

  .preview-stat-card {
    padding: 1rem;
  }

  .table-responsive {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
}

/* ==========================================================================
   REACT MOBILE APP SUITE (BOTTOM APP BAR, BOTTOM SHEET, CARDS)
   ========================================================================== */

.mobile-bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 64px;
  background: var(--color-surface);
  backdrop-filter: var(--backdrop-blur);
  -webkit-backdrop-filter: var(--backdrop-blur);
  border-top: 1px solid var(--color-card-border);
  display: none;
  align-items: center;
  justify-content: space-around;
  z-index: 1000;
  padding-bottom: env(safe-area-inset-bottom);
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.05);
}

.nav-tab-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  background: transparent;
  border: none;
  color: var(--color-text-secondary);
  font-size: 0.72rem;
  font-weight: 500;
  cursor: pointer;
  flex: 1;
  height: 100%;
  transition: all var(--transition-fast);
  padding: 0;
  text-decoration: none;
}

.nav-tab-btn i {
  font-size: 1.15rem;
  transition: transform var(--transition-fast);
}

.nav-tab-btn.active {
  color: var(--color-primary);
  font-weight: 700;
}

.nav-tab-btn.active i {
  transform: translateY(-2px) scale(1.1);
}

.nav-tab-fab {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary) 0%, #302b63 100%);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin-top: -24px;
  box-shadow: 0 8px 20px rgba(0, 113, 227, 0.4);
  border: 3px solid var(--color-surface);
  cursor: pointer;
  transition: transform var(--transition-fast);
}

.nav-tab-fab:hover,
.nav-tab-fab:active {
  transform: scale(1.08);
}

/* Mobile Bottom Sheet Drawer */
.bottom-sheet-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 2000;
  display: flex;
  align-items: flex-end;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.bottom-sheet-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

.bottom-sheet-modal {
  background: var(--color-surface);
  width: 100%;
  max-height: 88vh;
  border-radius: 24px 24px 0 0;
  padding: 1.25rem 1.5rem calc(1.5rem + env(safe-area-inset-bottom));
  transform: translateY(100%);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  overflow-y: auto;
  box-shadow: 0 -10px 40px rgba(0, 0, 0, 0.2);
}

.bottom-sheet-backdrop.active .bottom-sheet-modal {
  transform: translateY(0);
}

.bottom-sheet-handle {
  width: 44px;
  height: 5px;
  background: var(--color-card-border);
  border-radius: 3px;
  margin: 0 auto 1.25rem;
}

/* Mobile Touch Transaction Cards */
.mobile-tx-list {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.mobile-tx-card {
  background: var(--color-surface);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-md);
  padding: 0.95rem 1.15rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  box-shadow: var(--shadow-subtle);
  transition: transform 0.15s ease, border-color 0.15s ease;
}

.mobile-tx-card:hover {
  border-color: var(--color-card-hover);
}

.mobile-tx-info {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 0;
  flex: 1;
}

.mobile-tx-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  flex-shrink: 0;
}

.mobile-tx-icon.income {
  background: var(--color-success-bg);
  color: var(--color-success);
}

.mobile-tx-icon.expense {
  background: var(--color-danger-bg);
  color: var(--color-danger);
}

.mobile-tx-icon.saving {
  background: var(--color-primary-light);
  color: var(--color-primary);
}

.mobile-tx-text {
  min-width: 0;
}

.mobile-tx-title {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--color-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 0.15rem;
}

.mobile-tx-meta {
  font-size: 0.76rem;
  color: var(--color-text-secondary);
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.mobile-tx-amount {
  font-size: 1.05rem;
  font-weight: 700;
  white-space: nowrap;
  text-align: right;
}

/* Mobile Responsive Navigation & Drawer */
.mobile-sidebar-toggle {
  display: none;
  background: transparent;
  border: none;
  color: var(--color-text);
  font-size: 1.3rem;
  cursor: pointer;
  padding: 8px;
  border-radius: 8px;
  margin-right: 6px;
}

.mobile-sidebar-toggle:hover {
  background: var(--color-card-hover);
}

.sidebar-close-btn {
  display: none;
  background: transparent;
  border: none;
  color: var(--color-text-secondary);
  font-size: 1.4rem;
  cursor: pointer;
  padding: 4px 8px;
  line-height: 1;
}

.sidebar-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 1400;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.sidebar-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

@media (max-width: 900px) {
  .mobile-bottom-nav {
    display: flex;
  }

  .mobile-sidebar-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .sidebar-close-btn {
    display: block;
  }
  
  .main-content {
    margin-left: 0 !important;
    padding-bottom: calc(80px + env(safe-area-inset-bottom)) !important;
  }
  
  .sidebar {
    display: flex !important;
    flex-direction: column !important;
    position: fixed !important;
    top: 0 !important;
    bottom: 0 !important;
    left: 0 !important;
    width: 280px !important;
    max-width: 85vw !important;
    z-index: 1500 !important;
    transform: translateX(-100%);
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1) !important;
    box-shadow: 0 0 40px rgba(0, 0, 0, 0.5) !important;
    background: var(--color-surface) !important;
    overflow-y: auto !important;
  }

  .sidebar.mobile-open {
    transform: translateX(0) !important;
  }
  
  .top-header {
    left: 0 !important;
    width: 100% !important;
    padding: 0.75rem 1rem !important;
    flex-wrap: wrap !important;
    gap: 0.6rem !important;
  }

  .header-greeting {
    min-width: 0;
    flex: 1;
  }

  .header-controls {
    flex-wrap: wrap;
    gap: 0.4rem;
  }

  .hide-mobile {
    display: none !important;
  }
}

/* Cloud Backend Sync Badge */
.sync-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.2rem 0.65rem;
  border-radius: 20px;
  cursor: default;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.sync-badge.sync-online {
  background: rgba(52, 199, 89, 0.12);
  color: #248a3d;
  border: 1px solid rgba(52, 199, 89, 0.3);
}

.sync-badge.sync-offline {
  background: rgba(142, 142, 147, 0.12);
  color: #8e8e93;
  border: 1px solid rgba(142, 142, 147, 0.25);
}

/* ==========================================================================
   LANDING PAGE STYLES (index.php)
   ========================================================================== */
.landing-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-card-border);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.landing-nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0.85rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.landing-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: inherit;
}

.landing-brand .brand-icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--color-primary);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  box-shadow: 0 4px 12px rgba(0, 113, 227, 0.3);
}

.landing-brand .brand-name {
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--color-text);
  line-height: 1.1;
  display: block;
}

.landing-brand .brand-tag {
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--color-text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: block;
}

.landing-nav-links {
  display: flex;
  list-style: none;
  gap: 1.5rem;
  margin: 0;
  padding: 0;
}

.landing-nav-link {
  color: var(--color-text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.92rem;
  transition: color var(--transition-fast);
}

.landing-nav-link:hover {
  color: var(--color-primary);
}

.landing-nav-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.landing-hero {
  max-width: 1100px;
  margin: 0 auto;
  padding: 4rem 1.5rem 2rem;
  text-align: center;
}

.hero-pill-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(0, 113, 227, 0.1);
  color: var(--color-primary);
  border: 1px solid rgba(0, 113, 227, 0.25);
  padding: 0.35rem 0.95rem;
  border-radius: 50px;
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 1.75rem;
}

.hero-main-title {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--color-text);
  max-width: 900px;
  margin: 0 auto 1.5rem;
}

.hero-gradient-text {
  background: linear-gradient(135deg, #0071e3 0%, #af52de 50%, #ff2d55 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-description {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--color-text-secondary);
  line-height: 1.6;
  max-width: 720px;
  margin: 0 auto 2.5rem;
}

.hero-btn-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-interactive-preview {
  background: var(--color-surface);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-modal);
  padding: 1.75rem;
  text-align: left;
  max-width: 960px;
  margin: 3rem auto 0;
}

.preview-top-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.preview-metrics-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
}

.preview-stat-card {
  background: var(--color-background);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
}

.preview-stat-card .label {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  margin-bottom: 0.35rem;
}

.preview-stat-card .value {
  font-size: 1.45rem;
  font-weight: 700;
  line-height: 1.2;
}

@media (max-width: 768px) {
  .landing-nav-links {
    display: none;
  }

  .landing-hero {
    padding: 2.5rem 1rem 1.5rem;
  }

  .hero-interactive-preview {
    padding: 1.25rem;
  }

  .preview-metrics-row {
    grid-template-columns: 1fr 1fr;
  }
}

/* Quick Category Chips & Mobile Touch Optimizations */
.quick-category-chips {
  -webkit-overflow-scrolling: touch;
}

.quick-cat-chip {
  transition: all 0.15s ease;
  user-select: none;
}

.quick-cat-chip:active {
  transform: scale(0.95);
}

@keyframes slideUp {
  from { transform: translateY(100%); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

@media (max-width: 768px) {
  .table-container {
    border-radius: var(--radius-sm);
    -webkit-overflow-scrolling: touch;
  }
  
  .data-table th, 
  .data-table td {
    padding: 10px 12px;
    font-size: 0.82rem;
    white-space: nowrap;
  }
}