/* ========================================
   Fambul Pay - Modern Fintech CSS
   ======================================== */

/* CSS Custom Properties (Design Tokens) */
:root {
  /* Primary Colors */
  --primary: #0066ff;
  --primary-dark: #0052cc;
  --primary-light: #e6f0ff;
  
  /* Secondary/Accent Colors */
  --accent-green: #00c853;
  --accent-green-light: #e8f9ef;
  --accent-orange: #ff9500;
  --accent-orange-light: #fff5e6;
  --accent-red: #ff3b30;
  --accent-red-light: #ffebea;
  
  /* Neutral Colors */
  --white: #ffffff;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;
  
  /* Semantic Colors */
  --text-primary: var(--gray-900);
  --text-secondary: var(--gray-600);
  --text-muted: var(--gray-400);
  --background: var(--gray-50);
  --surface: var(--white);
  --border: var(--gray-200);
  
  /* Status Colors */
  --success: var(--accent-green);
  --warning: var(--accent-orange);
  --error: var(--accent-red);
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
  
  /* Border Radius */
  --radius-sm: 6px;
  --radius: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  
  /* Spacing */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  
  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'SF Mono', 'Fira Code', monospace;
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition: 200ms ease;
  --transition-slow: 300ms ease;
  
  /* Layout */
  --sidebar-width: 260px;
  --header-height: 64px;
  --bottom-nav-height: 70px;
}

/* ========================================
   Base Styles & Reset
   ======================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.5;
  color: var(--text-primary);
  background-color: var(--background);
  min-height: 100vh;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

input, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

img {
  max-width: 100%;
  height: auto;
}

/* ========================================
   Utility Classes
   ======================================== */
.hidden {
  display: none !important;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ========================================
   Page Structure
   ======================================== */
#app {
  min-height: 100vh;
}

.page {
  display: none;
  min-height: 100vh;
}

.page.active {
  display: block;
}

/* ========================================
   Authentication Pages (Login/Register)
   ======================================== */
.auth-page {
  display: none;
  min-height: 100vh;
  background: linear-gradient(135deg, var(--primary) 0%, #0044aa 100%);
  padding: var(--space-4);
}

.auth-page.active {
  display: flex;
  align-items: center;
  justify-content: center;
}

.auth-container {
  width: 100%;
  max-width: 420px;
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  box-shadow: var(--shadow-xl);
  animation: slideUp 0.4s ease;
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.auth-header {
  text-align: center;
  margin-bottom: var(--space-8);
}

.logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.logo-icon {
  width: 48px;
  height: 48px;
  background: var(--primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
}

.logo-icon svg {
  width: 28px;
  height: 28px;
}

.logo-text {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
}

.tagline {
  color: var(--text-secondary);
  font-size: 0.875rem;
  line-height: 1.4;
}

.auth-form h2 {
  font-size: 1.5rem;
  font-weight: 600;
  text-align: center;
  margin-bottom: var(--space-6);
  color: var(--text-primary);
}

/* ========================================
   Form Elements
   ======================================== */
.form-group {
  margin-bottom: var(--space-5);
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: var(--space-2);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 1rem;
  color: var(--text-primary);
  background: var(--surface);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted);
}

.form-group input.error {
  border-color: var(--error);
}

.form-group input.error:focus {
  box-shadow: 0 0 0 3px var(--accent-red-light);
}

.error-message {
  display: block;
  font-size: 0.75rem;
  color: var(--error);
  margin-top: var(--space-1);
  min-height: 1rem;
}

/* Password Field */
.password-wrapper {
  position: relative;
}

.password-wrapper input {
  padding-right: 48px;
}

.toggle-password {
  position: absolute;
  right: var(--space-3);
  top: 50%;
  transform: translateY(-50%);
  padding: var(--space-2);
  color: var(--text-muted);
  transition: color var(--transition);
}

.toggle-password:hover {
  color: var(--text-secondary);
}

.toggle-password svg {
  width: 20px;
  height: 20px;
}

/* Password Strength Indicator */
.password-strength {
  margin-top: var(--space-2);
}

.strength-bar {
  height: 4px;
  background: var(--gray-200);
  border-radius: var(--radius-full);
  overflow: hidden;
  position: relative;
}

.strength-bar::after {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 0;
  transition: width var(--transition), background-color var(--transition);
}

.strength-bar.weak::after {
  width: 25%;
  background: var(--error);
}

.strength-bar.fair::after {
  width: 50%;
  background: var(--warning);
}

.strength-bar.good::after {
  width: 75%;
  background: #4ade80;
}

.strength-bar.strong::after {
  width: 100%;
  background: var(--success);
}

.strength-text {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: var(--space-1);
  display: block;
}

/* ========================================
   Buttons
   ======================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  font-size: 0.9375rem;
  font-weight: 500;
  border-radius: var(--radius);
  transition: all var(--transition);
  cursor: pointer;
  border: none;
}

.btn svg {
  width: 18px;
  height: 18px;
}

.btn-primary {
  background: var(--primary);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

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

.btn-secondary {
  background: var(--gray-100);
  color: var(--text-primary);
}

.btn-secondary:hover {
  background: var(--gray-200);
}

.btn-danger {
  background: var(--accent-red-light);
  color: var(--error);
}

.btn-danger:hover {
  background: var(--error);
  color: var(--white);
}

.btn-block {
  width: 100%;
}

.btn-wallet {
  background: rgba(255, 255, 255, 0.15);
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: var(--space-3) var(--space-4);
  font-size: 0.875rem;
}

.btn-wallet:hover {
  background: rgba(255, 255, 255, 0.25);
}

/* Auth Links */
.auth-links {
  text-align: center;
  margin-top: var(--space-6);
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.auth-links .link {
  color: var(--primary);
  font-weight: 500;
  margin-left: var(--space-2);
  transition: color var(--transition);
}

.auth-links .link:hover {
  color: var(--primary-dark);
  text-decoration: underline;
}

/* ========================================
   Main App Layout
   ======================================== */
.main-app {
  display: none;
  min-height: 100vh;
}

.main-app.active {
  display: flex;
}

/* Sidebar */
.sidebar {
  position: fixed;
  left: 0;
  top: 0;
  width: var(--sidebar-width);
  height: 100vh;
  background: var(--surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  z-index: 100;
  transition: transform var(--transition-slow);
}

.sidebar-header {
  padding: var(--space-6);
  border-bottom: 1px solid var(--border);
}

.sidebar-header .logo {
  justify-content: flex-start;
}

.sidebar-header .logo-icon {
  width: 40px;
  height: 40px;
}

.sidebar-header .logo-icon svg {
  width: 24px;
  height: 24px;
}

.sidebar-header .logo-text {
  font-size: 1.25rem;
}

.sidebar-nav {
  flex: 1;
  padding: var(--space-4);
  overflow-y: auto;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius);
  color: var(--text-secondary);
  font-weight: 500;
  margin-bottom: var(--space-1);
  transition: all var(--transition);
}

.nav-item svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.nav-item:hover {
  background: var(--gray-100);
  color: var(--text-primary);
}

.nav-item.active {
  background: var(--primary-light);
  color: var(--primary);
}

.sidebar-footer {
  padding: var(--space-4);
  border-top: 1px solid var(--border);
}

.logout-btn:hover {
  background: var(--accent-red-light);
  color: var(--error);
}

/* Main Content */
.main-content {
  flex: 1;
  margin-left: var(--sidebar-width);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Top Header */
.top-header {
  position: sticky;
  top: 0;
  height: var(--header-height);
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-6);
  z-index: 50;
}

.menu-toggle {
  display: none;
  padding: var(--space-2);
  color: var(--text-secondary);
}

.menu-toggle svg {
  width: 24px;
  height: 24px;
}

.header-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.notification-btn {
  position: relative;
  padding: var(--space-2);
  color: var(--text-secondary);
  transition: color var(--transition);
}

.notification-btn:hover {
  color: var(--text-primary);
}

.notification-btn svg {
  width: 22px;
  height: 22px;
}

.notification-badge {
  position: absolute;
  top: 0;
  right: 0;
  width: 18px;
  height: 18px;
  background: var(--error);
  color: var(--white);
  font-size: 0.625rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
}

.user-avatar {
  width: 40px;
  height: 40px;
  background: var(--primary);
  color: var(--white);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  font-weight: 600;
}

/* Content Area */
.content-area {
  flex: 1;
  padding: var(--space-6);
  overflow-y: auto;
}

.content-page {
  display: none;
  animation: fadeIn 0.3s ease;
}

.content-page.active {
  display: block;
}

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

/* ========================================
   Wallet Card
   ======================================== */
.wallet-card {
  background: linear-gradient(135deg, var(--primary) 0%, #0044aa 100%);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  color: var(--white);
  margin-bottom: var(--space-6);
  box-shadow: var(--shadow-lg);
}

.wallet-card.large {
  padding: var(--space-8);
}

.wallet-info {
  margin-bottom: var(--space-6);
}

.wallet-label {
  font-size: 0.875rem;
  opacity: 0.8;
  display: block;
  margin-bottom: var(--space-2);
}

.wallet-balance {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: var(--space-2);
}

.wallet-id {
  font-size: 0.875rem;
  opacity: 0.7;
}

.wallet-actions {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.wallet-actions.horizontal {
  justify-content: flex-start;
}

.wallet-actions.horizontal .btn {
  flex: 0 0 auto;
  padding: var(--space-3) var(--space-6);
}

/* ========================================
   Quick Actions
   ======================================== */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-4);
}

.section-header h3 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
}

.view-all {
  font-size: 0.875rem;
  color: var(--primary);
  font-weight: 500;
}

.view-all:hover {
  text-decoration: underline;
}

.quick-actions {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
  margin-bottom: var(--space-8);
}

.action-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  text-align: center;
  cursor: pointer;
  transition: all var(--transition);
}

.action-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary);
}

.action-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-3);
}

.action-icon svg {
  width: 28px;
  height: 28px;
}

.action-icon.school {
  background: var(--primary-light);
  color: var(--primary);
}

.action-icon.hospital {
  background: var(--accent-red-light);
  color: var(--error);
}

.action-icon.merchant {
  background: var(--accent-orange-light);
  color: var(--accent-orange);
}

.action-icon.send {
  background: var(--accent-green-light);
  color: var(--success);
}

.action-title {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-primary);
}

/* ========================================
   Transactions List
   ======================================== */
.transactions-list {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.transaction-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--border);
  transition: background var(--transition);
}

.transaction-item:last-child {
  border-bottom: none;
}

.transaction-item:hover {
  background: var(--gray-50);
}

.transaction-info {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.transaction-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
}

.transaction-icon svg {
  width: 22px;
  height: 22px;
}

.transaction-icon.credit {
  background: var(--accent-green-light);
  color: var(--success);
}

.transaction-icon.debit {
  background: var(--accent-red-light);
  color: var(--error);
}

.transaction-details h4 {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: var(--space-1);
}

.transaction-details p {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.transaction-amount {
  text-align: right;
}

.transaction-amount .amount {
  font-size: 0.9375rem;
  font-weight: 600;
  margin-bottom: var(--space-1);
}

.transaction-amount .amount.credit {
  color: var(--success);
}

.transaction-amount .amount.debit {
  color: var(--error);
}

.transaction-amount .status {
  font-size: 0.75rem;
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-full);
  display: inline-block;
}

.transaction-amount .status.completed {
  background: var(--accent-green-light);
  color: var(--success);
}

.transaction-amount .status.pending {
  background: var(--accent-orange-light);
  color: var(--accent-orange);
}

.transaction-amount .status.failed {
  background: var(--accent-red-light);
  color: var(--error);
}

/* ========================================
   Filter Tabs
   ======================================== */
.filter-tabs {
  display: flex;
  gap: var(--space-2);
}

.filter-tab {
  padding: var(--space-2) var(--space-4);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: var(--gray-100);
  border-radius: var(--radius-full);
  transition: all var(--transition);
}

.filter-tab:hover {
  background: var(--gray-200);
}

.filter-tab.active {
  background: var(--primary);
  color: var(--white);
}

/* ========================================
   Data Table
   ======================================== */
.table-container {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
}

.data-table th,
.data-table td {
  padding: var(--space-4);
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.data-table th {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-secondary);
  background: var(--gray-50);
  text-transform: uppercase;
  letter-spacing: 0.025em;
}

.data-table td {
  font-size: 0.9375rem;
  color: var(--text-primary);
}

.data-table tbody tr:hover {
  background: var(--gray-50);
}

.data-table tbody tr:last-child td {
  border-bottom: none;
}

/* ========================================
   Payment Tabs & Forms
   ======================================== */
.payment-tabs {
  display: flex;
  gap: var(--space-2);
  margin-bottom: var(--space-6);
  border-bottom: 2px solid var(--border);
  padding-bottom: var(--space-4);
}

.payment-tab {
  padding: var(--space-3) var(--space-5);
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius);
  transition: all var(--transition);
}

.payment-tab:hover {
  background: var(--gray-100);
}

.payment-tab.active {
  background: var(--primary);
  color: var(--white);
}

.payment-form-container {
  display: none;
}

.payment-form-container.active {
  display: block;
  animation: fadeIn 0.3s ease;
}

.payment-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  max-width: 500px;
}

.payment-card h3 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: var(--space-6);
  color: var(--text-primary);
}

.payment-form .form-group select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-3) center;
  padding-right: var(--space-10);
}

/* ========================================
   Transactions Header (Search & Filter)
   ======================================== */
.transactions-header {
  display: flex;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
  flex-wrap: wrap;
}

.search-box {
  flex: 1;
  min-width: 200px;
  position: relative;
}

.search-box svg {
  position: absolute;
  left: var(--space-4);
  top: 50%;
  transform: translateY(-50%);
  width: 20px;
  height: 20px;
  color: var(--text-muted);
}

.search-box input {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  padding-left: var(--space-12);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.9375rem;
  background: var(--surface);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.search-box input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}

.filter-dropdown select {
  padding: var(--space-3) var(--space-10) var(--space-3) var(--space-4);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.9375rem;
  background: var(--surface);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-3) center;
  cursor: pointer;
}

.filter-dropdown select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}

/* ========================================
   Profile Page
   ======================================== */
.profile-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  max-width: 500px;
}

.profile-header {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  padding: var(--space-6);
  border-bottom: 1px solid var(--border);
  background: var(--gray-50);
  border-radius: var(--radius-md) var(--radius-md) 0 0;
}

.profile-avatar {
  width: 72px;
  height: 72px;
  background: var(--primary);
  color: var(--white);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 600;
}

.profile-info h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-1);
}

.profile-info p {
  font-size: 0.9375rem;
  color: var(--text-secondary);
}

.profile-details {
  padding: var(--space-6);
  border-bottom: 1px solid var(--border);
}

.detail-item {
  display: flex;
  justify-content: space-between;
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--gray-100);
}

.detail-item:last-child {
  border-bottom: none;
}

.detail-label {
  font-size: 0.9375rem;
  color: var(--text-secondary);
}

.detail-value {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-primary);
}

.profile-actions {
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.profile-actions .btn {
  justify-content: flex-start;
}

/* ========================================
   Bottom Navigation (Mobile)
   ======================================== */
.bottom-nav {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--bottom-nav-height);
  background: var(--surface);
  border-top: 1px solid var(--border);
  z-index: 100;
  padding: var(--space-2) var(--space-4);
  padding-bottom: env(safe-area-inset-bottom, var(--space-2));
}

.bottom-nav-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
  color: var(--text-muted);
  font-size: 0.625rem;
  font-weight: 500;
  transition: color var(--transition);
}

.bottom-nav-item svg {
  width: 22px;
  height: 22px;
}

.bottom-nav-item.active {
  color: var(--primary);
}

/* ========================================
   Modal
   ======================================== */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  backdrop-filter: blur(4px);
}

.modal-overlay.active {
  display: flex;
  animation: fadeIn 0.2s ease;
}

.modal {
  background: var(--surface);
  border-radius: var(--radius-md);
  width: 100%;
  max-width: 400px;
  box-shadow: var(--shadow-xl);
  animation: scaleIn 0.2s ease;
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--border);
}

.modal-header h3 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
}

.modal-close {
  padding: var(--space-2);
  color: var(--text-muted);
  transition: color var(--transition);
}

.modal-close:hover {
  color: var(--text-primary);
}

.modal-close svg {
  width: 20px;
  height: 20px;
}

.modal-body {
  padding: var(--space-6);
}

.modal-body p {
  color: var(--text-secondary);
  line-height: 1.6;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid var(--border);
  background: var(--gray-50);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
}

/* ========================================
   Toast Notifications
   ======================================== */
.toast-container {
  position: fixed;
  top: var(--space-6);
  right: var(--space-6);
  z-index: 1100;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.toast {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  border-left: 4px solid;
  max-width: 360px;
  animation: slideInRight 0.3s ease;
}

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

.toast.success {
  border-color: var(--success);
}

.toast.error {
  border-color: var(--error);
}

.toast.warning {
  border-color: var(--warning);
}

.toast.info {
  border-color: var(--primary);
}

.toast-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.toast.success .toast-icon {
  color: var(--success);
}

.toast.error .toast-icon {
  color: var(--error);
}

.toast.warning .toast-icon {
  color: var(--warning);
}

.toast.info .toast-icon {
  color: var(--primary);
}

.toast-content {
  flex: 1;
}

.toast-title {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-1);
}

.toast-message {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.toast-close {
  padding: var(--space-1);
  color: var(--text-muted);
  flex-shrink: 0;
}

.toast-close:hover {
  color: var(--text-primary);
}

.toast-close svg {
  width: 16px;
  height: 16px;
}

.toast.hiding {
  animation: slideOutRight 0.3s ease forwards;
}

@keyframes slideOutRight {
  to {
    opacity: 0;
    transform: translateX(100%);
  }
}

/* ========================================
   Responsive Design
   ======================================== */

/* Tablet */
@media (max-width: 1024px) {
  .quick-actions {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .wallet-actions {
    flex-direction: column;
  }
  
  .wallet-actions .btn-wallet {
    width: 100%;
  }
}

/* Mobile */
@media (max-width: 768px) {
  :root {
    --sidebar-width: 280px;
  }
  
  /* Sidebar Mobile */
  .sidebar {
    transform: translateX(-100%);
  }
  
  .sidebar.open {
    transform: translateX(0);
  }
  
  .sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 99;
  }
  
  .sidebar-overlay.active {
    display: block;
  }
  
  /* Main Content Mobile */
  .main-content {
    margin-left: 0;
    padding-bottom: var(--bottom-nav-height);
  }
  
  .menu-toggle {
    display: block;
  }
  
  /* Bottom Navigation */
  .bottom-nav {
    display: flex;
  }
  
  /* Content Area */
  .content-area {
    padding: var(--space-4);
  }
  
  /* Wallet Card */
  .wallet-card {
    padding: var(--space-5);
  }
  
  .wallet-balance {
    font-size: 2rem;
  }
  
  /* Quick Actions */
  .quick-actions {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-3);
  }
  
  .action-card {
    padding: var(--space-4);
  }
  
  .action-icon {
    width: 48px;
    height: 48px;
  }
  
  .action-icon svg {
    width: 24px;
    height: 24px;
  }
  
  /* Filter Tabs */
  .filter-tabs {
    flex-wrap: wrap;
  }
  
  .filter-tab {
    padding: var(--space-2) var(--space-3);
    font-size: 0.8125rem;
  }
  
  /* Payment Tabs */
  .payment-tabs {
    flex-wrap: wrap;
  }
  
  .payment-tab {
    flex: 1;
    text-align: center;
    padding: var(--space-3);
    font-size: 0.8125rem;
  }
  
  /* Table */
  .data-table th,
  .data-table td {
    padding: var(--space-3);
    font-size: 0.8125rem;
  }
  
  /* Transactions Header */
  .transactions-header {
    flex-direction: column;
  }
  
  .filter-dropdown {
    width: 100%;
  }
  
  .filter-dropdown select {
    width: 100%;
  }
  
  /* Profile */
  .profile-header {
    flex-direction: column;
    text-align: center;
  }
  
  .detail-item {
    flex-direction: column;
    gap: var(--space-2);
  }
  
  /* Modal */
  .modal {
    max-width: 100%;
    margin: var(--space-4);
  }
  
  /* Toast */
  .toast-container {
    left: var(--space-4);
    right: var(--space-4);
    top: var(--space-4);
  }
  
  .toast {
    max-width: 100%;
  }
}

/* Small Mobile */
@media (max-width: 480px) {
  .auth-container {
    padding: var(--space-6);
  }
  
  .wallet-balance {
    font-size: 1.75rem;
  }
  
  .section-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-2);
  }
}