/* Perkalate Mobile App - Enhanced Premium Loyalty Platform */
/* Fonts loaded via <link preconnect> in HTML for better performance */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* Enhanced CSS Reset */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Inter', system-ui, sans-serif;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Enhanced Root Variables - Perkalate Dark Purple Theme */
:root {
  /* Core Backgrounds - Dark Mode First */
  --background: #0a0a0f;
  --background-secondary: #12121a;
  --background-tertiary: #1a1a25;
  --background-quaternary: #242433;
  --background-overlay: rgba(10, 10, 15, 0.85);
  
  /* Glassmorphic Surfaces */
  --surface: #12121a;
  --surface-elevated: #1a1a25;
  --surface-glass: rgba(255, 255, 255, 0.03);
  --surface-glass-strong: rgba(255, 255, 255, 0.05);
  --surface-glass-border: rgba(255, 255, 255, 0.08);
  --surface-overlay: rgba(18, 18, 26, 0.95);
  
  /* Foreground */
  --foreground: #ffffff;
  --foreground-secondary: #e8e8ed;
  --foreground-muted: #a8a8b3;
  --foreground-disabled: #6b6b78;
  --foreground-subtle: #505059;
  
  /* Enhanced Perkalate Brand - Premium Purple Gradient */
  --primary: #7c3aed;
  --primary-light: #8b5cf6;
  --primary-dark: #5b21b6;
  --primary-glow: rgba(124, 58, 237, 0.4);
  --primary-glass: rgba(124, 58, 237, 0.1);
  --primary-border: rgba(124, 58, 237, 0.3);
  --primary-gradient: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 50%, #6d28d9 100%);
  --primary-gradient-subtle: linear-gradient(135deg, rgba(139, 92, 246, 0.1) 0%, rgba(124, 58, 237, 0.05) 100%);
  
  /* Secondary Brand - Enhanced Teal */
  --secondary: #06d6f4;
  --secondary-hover: #0891b2;
  --secondary-light: rgba(6, 214, 244, 0.1);
  --secondary-gradient: linear-gradient(135deg, #06d6f4 0%, #0891b2 100%);
  
  /* Status Colors */
  --success: #10b981;
  --success-light: rgba(16, 185, 129, 0.1);
  --success-dark: #059669;
  
  --warning: #f59e0b;
  --warning-light: rgba(245, 158, 11, 0.1);
  
  --danger: #ef4444;
  --danger-light: rgba(239, 68, 68, 0.1);
  
  --info: #3b82f6;
  --info-light: rgba(59, 130, 246, 0.1);
  
  /* Borders & Shadows */
  --border: rgba(255, 255, 255, 0.06);
  --border-muted: rgba(255, 255, 255, 0.04);
  --border-strong: rgba(255, 255, 255, 0.12);
  
  /* Enhanced Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.2);
  --shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
  --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 20px rgba(124, 58, 237, 0.3);
  --shadow-glow-strong: 0 0 40px rgba(124, 58, 237, 0.5);
  
  /* Typography Scale */
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;
  
  /* Font Weights */
  --font-light: 300;
  --font-normal: 400;
  --font-medium: 500;
  --font-semibold: 600;
  --font-bold: 700;
  --font-extrabold: 800;
  
  /* Spacing Scale */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-7: 1.75rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  
  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-2xl: 2rem;
  --radius-full: 9999px;
  
  /* Transitions */
  --transition-fast: 0.15s ease-out;
  --transition-normal: 0.2s ease-out;
  --transition-slow: 0.3s ease-out;
  --transition-bounce: 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  
  /* Z-index Scale */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal: 1040;
  --z-popover: 1050;
  --z-tooltip: 1060;
  --z-toast: 1070;
}

/* Base App Styles */
.app {
    min-height: 100vh;
    background: var(--background);
    color: var(--foreground);
    position: relative;
    overflow-x: hidden;
}

/* Enhanced Navigation */
.nav-bar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-sticky);
    background: var(--surface-overlay);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    padding: var(--space-4) 0 var(--space-3);
    transition: all var(--transition-normal);
}

.nav-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--space-6);
    max-width: 428px;
    margin: 0 auto;
}

.nav-title-container {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.nav-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-bold);
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-subtitle {
    font-size: var(--font-size-xs);
    color: var(--foreground-muted);
    font-weight: var(--font-medium);
    letter-spacing: 0.02em;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.nav-action-btn {
    position: relative;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: var(--surface-glass);
    border: 1px solid var(--border);
    color: var(--foreground);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-normal);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.nav-action-btn:hover {
    background: var(--surface-glass-strong);
    transform: scale(1.05);
    border-color: var(--primary-border);
}

.notification-badge {
    position: absolute;
    top: -2px;
    right: -2px;
    width: 18px;
    height: 18px;
    background: var(--danger);
    color: white;
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: var(--font-semibold);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--surface);
}

.profile-avatar {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
    overflow: hidden;
}

.profile-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Enhanced Content Area */
.content {
    padding: 80px var(--space-6) 100px;
    max-width: 428px;
    margin: 0 auto;
    min-height: 100vh;
}

/* Welcome Section */
.welcome-section {
    padding: var(--space-8) 0;
    text-align: center;
}

.greeting-text {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-bold);
    margin-bottom: var(--space-2);
    background: linear-gradient(135deg, var(--foreground) 0%, var(--foreground-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.greeting-subtitle {
    font-size: var(--font-size-base);
    color: var(--foreground-muted);
    margin-bottom: var(--space-6);
    font-weight: var(--font-medium);
}

.sync-status {
    display: flex;
    justify-content: center;
    margin-top: var(--space-4);
}

.sync-indicator {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: var(--success-light);
    border: 1px solid rgba(16, 185, 129, 0.2);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: var(--font-medium);
}

.sync-indicator.synced {
    color: var(--success);
}

.sync-indicator i {
    font-size: var(--font-size-sm);
}

/* Universal Pass Card - Hero Element */
.universal-pass-card {
    background: var(--primary-gradient-subtle);
    border: 1px solid var(--primary-border);
    border-radius: var(--radius-2xl);
    padding: var(--space-6);
    margin-bottom: var(--space-8);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: var(--shadow-glow), var(--shadow-lg);
    transition: all var(--transition-slow);
}

.universal-pass-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, 
        rgba(139, 92, 246, 0.05) 0%, 
        rgba(124, 58, 237, 0.02) 50%, 
        rgba(109, 40, 217, 0.05) 100%);
    pointer-events: none;
    z-index: -1;
}

.universal-pass-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow-strong), var(--shadow-xl);
}

.pass-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: var(--space-6);
}

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

.pass-logo {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-xl);
    background: var(--primary-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: var(--font-size-xl);
    box-shadow: var(--shadow-md);
}

.pass-title h2 {
    font-size: var(--font-size-xl);
    font-weight: var(--font-bold);
    margin-bottom: var(--space-1);
    color: var(--foreground);
}

.pass-title p {
    font-size: var(--font-size-sm);
    color: var(--foreground-muted);
    font-weight: var(--font-medium);
}

.pass-value-display {
    text-align: right;
}

.total-value {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-extrabold);
    color: var(--foreground);
    margin-bottom: var(--space-1);
    text-shadow: 0 0 20px rgba(255, 255, 255, 0.1);
}

.value-change {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    justify-content: flex-end;
    font-size: var(--font-size-sm);
    font-weight: var(--font-semibold);
}

.value-change.positive {
    color: var(--success);
}

.value-change.negative {
    color: var(--danger);
}

/* Pass Stats Grid */
.pass-stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-4);
    margin-bottom: var(--space-6);
}

.stat-item {
    background: var(--surface-glass);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-4);
    text-align: center;
    transition: all var(--transition-normal);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.stat-item:hover {
    background: var(--surface-glass-strong);
    transform: translateY(-2px);
    border-color: var(--primary-border);
}

.stat-item.warning {
    border-color: rgba(245, 158, 11, 0.3);
    background: rgba(245, 158, 11, 0.05);
}

.stat-icon {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-lg);
    background: var(--primary-glass);
    border: 1px solid var(--primary-border);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-2);
    color: var(--primary);
    font-size: var(--font-size-sm);
    transition: all var(--transition-normal);
}

.stat-icon.earning {
    background: var(--success-light);
    border-color: rgba(16, 185, 129, 0.3);
    color: var(--success);
}

.stat-item.warning .stat-icon {
    background: var(--warning-light);
    border-color: rgba(245, 158, 11, 0.3);
    color: var(--warning);
}

.stat-content {
    flex: 1;
}

.stat-value {
    font-size: var(--font-size-lg);
    font-weight: var(--font-bold);
    margin-bottom: var(--space-1);
    color: var(--foreground);
}

.stat-label {
    font-size: var(--font-size-xs);
    color: var(--foreground-muted);
    font-weight: var(--font-medium);
    line-height: 1.3;
}

/* Quick Action Chips */
.quick-actions-chips {
    display: flex;
    gap: var(--space-3);
    justify-content: center;
}

.action-chip {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: var(--font-semibold);
    border: none;
    cursor: pointer;
    transition: all var(--transition-normal);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.action-chip.primary {
    background: var(--primary);
    color: white;
    box-shadow: var(--shadow-glow);
}

.action-chip.primary:hover {
    background: var(--primary-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow-strong), var(--shadow-md);
}

.action-chip.secondary {
    background: var(--surface-glass);
    border: 1px solid var(--border);
    color: var(--foreground);
}

.action-chip.secondary:hover {
    background: var(--surface-glass-strong);
    border-color: var(--primary-border);
    transform: translateY(-2px);
}

/* Section Styling */
.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-5);
}

.section-title-container {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.section-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-bold);
    color: var(--foreground);
}

.connection-count {
    font-size: var(--font-size-xs);
    color: var(--foreground-muted);
    font-weight: var(--font-medium);
}

.section-action-btn {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    background: transparent;
    border: none;
    color: var(--primary);
    font-size: var(--font-size-sm);
    font-weight: var(--font-semibold);
    cursor: pointer;
    transition: all var(--transition-normal);
    padding: var(--space-2);
    border-radius: var(--radius);
}

.section-action-btn:hover {
    background: var(--primary-glass);
    transform: translateX(2px);
}

/* Brand Pass Cards - Apple Wallet Inspired */
.brands-carousel {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.brand-pass-card {
    background: var(--surface-glass);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: var(--space-5);
    position: relative;
    overflow: hidden;
    transition: all var(--transition-normal);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    cursor: pointer;
}

.brand-pass-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0;
    transition: opacity var(--transition-normal);
    pointer-events: none;
}

.brand-pass-card.starbucks::before {
    background: linear-gradient(135deg, rgba(0, 132, 61, 0.1) 0%, rgba(0, 132, 61, 0.05) 100%);
}

.brand-pass-card.delta::before {
    background: linear-gradient(135deg, rgba(0, 47, 108, 0.1) 0%, rgba(186, 12, 47, 0.05) 100%);
}

.brand-pass-card.marriott::before {
    background: linear-gradient(135deg, rgba(185, 28, 28, 0.1) 0%, rgba(185, 28, 28, 0.05) 100%);
}

.brand-pass-card.amex::before {
    background: linear-gradient(135deg, rgba(0, 112, 201, 0.1) 0%, rgba(0, 112, 201, 0.05) 100%);
}

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

.brand-pass-card:hover::before {
    opacity: 1;
}

.brand-pass-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-4);
}

.brand-info {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.brand-logo-circle {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-lg);
    background: var(--surface-glass-strong);
    border: 1px solid var(--border);
    color: var(--foreground);
    transition: all var(--transition-normal);
}

.brand-pass-card.starbucks .brand-logo-circle {
    background: rgba(0, 132, 61, 0.2);
    color: #00843d;
    border-color: rgba(0, 132, 61, 0.3);
}

.brand-pass-card.delta .brand-logo-circle {
    background: rgba(0, 47, 108, 0.2);
    color: #002f6c;
    border-color: rgba(0, 47, 108, 0.3);
}

.brand-pass-card.marriott .brand-logo-circle {
    background: rgba(185, 28, 28, 0.2);
    color: #b91c1c;
    border-color: rgba(185, 28, 28, 0.3);
}

.brand-pass-card.amex .brand-logo-circle {
    background: rgba(0, 112, 201, 0.2);
    color: #0070c9;
    border-color: rgba(0, 112, 201, 0.3);
}

.brand-details {
    flex: 1;
}

.brand-name {
    font-size: var(--font-size-base);
    font-weight: var(--font-semibold);
    margin-bottom: var(--space-1);
    color: var(--foreground);
}

.member-tier {
    font-size: var(--font-size-sm);
    color: var(--foreground-muted);
    font-weight: var(--font-medium);
}

.pass-status {
    width: 24px;
    height: 24px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-sm);
}

.pass-status.connected {
    background: var(--success-light);
    color: var(--success);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.brand-pass-content {
    margin-bottom: var(--space-4);
}

.points-display {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.points-value {
    font-size: var(--font-size-xl);
    font-weight: var(--font-bold);
    color: var(--foreground);
}

.points-change {
    font-size: var(--font-size-sm);
    font-weight: var(--font-medium);
}

.points-change.positive {
    color: var(--success);
}

.points-change.neutral {
    color: var(--foreground-muted);
}

.brand-pass-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.qr-indicator {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--font-size-sm);
    color: var(--foreground-muted);
    font-weight: var(--font-medium);
}

/* Activity Section */
.activity-feed {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.activity-item {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    background: var(--surface-glass);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-4);
    transition: all var(--transition-normal);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.activity-item:hover {
    background: var(--surface-glass-strong);
    border-color: var(--primary-border);
    transform: translateX(4px);
}

.activity-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-base);
    flex-shrink: 0;
}

.activity-icon.positive {
    background: var(--success-light);
    color: var(--success);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.activity-icon.earning {
    background: var(--info-light);
    color: var(--info);
    border: 1px solid rgba(59, 130, 246, 0.3);
}

.activity-icon.premium {
    background: var(--primary-glass);
    color: var(--primary);
    border: 1px solid var(--primary-border);
}

.activity-icon.warning {
    background: var(--warning-light);
    color: var(--warning);
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.activity-content {
    flex: 1;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.activity-main {
    flex: 1;
}

.activity-title {
    font-size: var(--font-size-base);
    font-weight: var(--font-semibold);
    margin-bottom: var(--space-1);
    color: var(--foreground);
}

.activity-subtitle {
    font-size: var(--font-size-sm);
    color: var(--foreground-muted);
    font-weight: var(--font-medium);
}

.activity-meta {
    text-align: right;
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.activity-value {
    font-size: var(--font-size-base);
    font-weight: var(--font-bold);
}

.activity-value.positive {
    color: var(--success);
}

.activity-value.warning {
    color: var(--warning);
}

.activity-time {
    font-size: var(--font-size-xs);
    color: var(--foreground-muted);
    font-weight: var(--font-medium);
}

/* Enhanced Bottom Navigation */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: var(--z-sticky);
    background: var(--surface-overlay);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid var(--border);
    padding: var(--space-3) 0 env(safe-area-inset-bottom, var(--space-3));
}

.bottom-nav-content {
    display: flex;
    justify-content: space-around;
    align-items: center;
    max-width: 428px;
    margin: 0 auto;
    padding: 0 var(--space-4);
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-1);
    text-decoration: none;
    color: var(--foreground-muted);
    font-size: var(--font-size-xs);
    font-weight: var(--font-semibold);
    padding: var(--space-2);
    border-radius: var(--radius-lg);
    transition: all var(--transition-normal);
    position: relative;
    min-width: 60px;
}

.nav-item:hover {
    color: var(--primary);
    background: var(--primary-glass);
}

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

.nav-item.active .nav-item-indicator {
    position: absolute;
    top: -2px;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 3px;
    background: var(--primary);
    border-radius: var(--radius-full);
}

.nav-item i {
    font-size: var(--font-size-lg);
    transition: all var(--transition-normal);
}

.nav-item.active i {
    transform: scale(1.1);
}

/* Loading States */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--background-overlay);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
    visibility: hidden;
    opacity: 0;
    transition: all var(--transition-normal);
}

.loading-overlay.visible {
    visibility: visible;
    opacity: 1;
}

.loading-spinner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-4);
}

.spinner-ring {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border);
    border-top-color: var(--primary);
    border-radius: var(--radius-full);
    animation: spin 1s linear infinite;
}

.loading-text {
    color: var(--foreground-muted);
    font-size: var(--font-size-base);
    font-weight: var(--font-medium);
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    top: var(--space-20);
    left: var(--space-4);
    right: var(--space-4);
    z-index: var(--z-toast);
    pointer-events: none;
}

.toast {
    background: var(--surface-glass-strong);
    border: 1px solid var(--border-strong);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: var(--radius-lg);
    padding: var(--space-4) var(--space-5);
    margin-bottom: var(--space-3);
    box-shadow: var(--shadow-lg);
    transform: translateY(-100px);
    opacity: 0;
    transition: all var(--transition-slow);
    pointer-events: auto;
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.toast.visible {
    transform: translateY(0);
    opacity: 1;
}

.toast-icon {
    width: 24px;
    height: 24px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-sm);
    flex-shrink: 0;
}

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

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

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

.toast-content {
    flex: 1;
}

.toast-title {
    font-size: var(--font-size-base);
    font-weight: var(--font-semibold);
    margin-bottom: var(--space-1);
    color: var(--foreground);
}

.toast-message {
    font-size: var(--font-size-sm);
    color: var(--foreground-muted);
}

/* Animations */
@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

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

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.animate-fade-in {
    animation: fadeIn 0.6s ease-out forwards;
}

.animate-slide-up {
    animation: slideUp 0.6s ease-out forwards;
    opacity: 0;
}

.animate-slide-in {
    animation: slideIn 0.6s ease-out forwards;
}

/* Utility Classes */
.mb-2 { margin-bottom: var(--space-2); }
.mb-3 { margin-bottom: var(--space-3); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-5 { margin-bottom: var(--space-5); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

.mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }

.text-center { text-align: center; }
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }

/* Responsive Design */
@media (max-width: 375px) {
    .content {
        padding: 80px var(--space-4) 100px;
    }
    
    .nav-content {
        padding: 0 var(--space-4);
    }
    
    .greeting-text {
        font-size: var(--font-size-2xl);
    }
    
    .pass-stats-grid {
        grid-template-columns: 1fr;
        gap: var(--space-3);
    }
    
    .quick-actions-chips {
        flex-direction: column;
        gap: var(--space-2);
    }
    
    .action-chip {
        justify-content: center;
        width: 100%;
    }
}

@media (min-width: 429px) {
    .app {
        max-width: 428px;
        margin: 0 auto;
        box-shadow: var(--shadow-xl);
    }
}

/* Dark mode enhancements for better contrast */
@media (prefers-color-scheme: dark) {
    .app {
        background: var(--background);
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --border: rgba(255, 255, 255, 0.2);
        --border-strong: rgba(255, 255, 255, 0.4);
        --surface-glass: rgba(255, 255, 255, 0.08);
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}