/* CSS Custom Properties (Variables) */
:root {
    /* Light Theme Colors */
    --primary-blue: #1e3a8a;
    --primary-blue-dark: #1e40af;
    --primary-blue-light: #3b82f6;
    --secondary-blue: #dbeafe;
    --secondary-blue-light: #f0f9ff;
    
    /* Accent Colors */
    --accent-orange: #f97316;
    --accent-orange-dark: #ea580c;
    --accent-orange-light: #fed7aa;
    
    /* Light Theme Neutral Colors */
    --neutral-900: #0f172a;
    --neutral-800: #1e293b;
    --neutral-700: #334155;
    --neutral-600: #475569;
    --neutral-500: #64748b;
    --neutral-400: #94a3b8;
    --neutral-300: #cbd5e1;
    --neutral-200: #e2e8f0;
    --neutral-100: #f1f5f9;
    --neutral-50: #f8fafc;
    
    /* Status Colors */
    --success-green: #10b981;
    --success-green-dark: #059669;
    --error-red: #ef4444;
    --error-red-light: #fecaca;
    --warning-yellow: #f59e0b;
    
    /* Light Theme Semantic Colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-tertiary: #64748b;
    --border-primary: #e2e8f0;
    --border-secondary: #cbd5e1;
    --shadow-color: rgba(0, 0, 0, 0.1);
    --shadow-color-strong: rgba(0, 0, 0, 0.25);
    
    /* Typography */
    --font-family-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    --font-weight-light: 300;
    --font-weight-regular: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;
    --font-weight-black: 900;
    
    /* Spacing */
    --spacing-xs: 0.25rem;   /* 4px */
    --spacing-sm: 0.5rem;    /* 8px */
    --spacing-md: 1rem;      /* 16px */
    --spacing-lg: 1.5rem;    /* 24px */
    --spacing-xl: 2rem;      /* 32px */
    --spacing-2xl: 3rem;     /* 48px */
    --spacing-3xl: 4rem;     /* 64px */
    --spacing-4xl: 5rem;     /* 80px */
    
    /* Border Radius */
    --radius-sm: 0.375rem;   /* 6px */
    --radius-md: 0.5rem;     /* 8px */
    --radius-lg: 0.75rem;    /* 12px */
    --radius-xl: 1rem;       /* 16px */
    --radius-2xl: 1.25rem;   /* 20px */
    --radius-3xl: 1.5rem;    /* 24px */
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 var(--shadow-color);
    --shadow-md: 0 4px 6px -1px var(--shadow-color), 0 2px 4px -1px var(--shadow-color);
    --shadow-lg: 0 10px 15px -3px var(--shadow-color), 0 4px 6px -2px var(--shadow-color);
    --shadow-xl: 0 20px 25px -5px var(--shadow-color), 0 10px 10px -5px var(--shadow-color);
    --shadow-2xl: 0 25px 50px -12px var(--shadow-color-strong);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Z-indexes */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
}

/* Dark Theme Colors */
@media (prefers-color-scheme: dark) {
    :root {
        /* Dark Theme Neutral Colors */
        --neutral-900: #f8fafc;
        --neutral-800: #f1f5f9;
        --neutral-700: #e2e8f0;
        --neutral-600: #cbd5e1;
        --neutral-500: #94a3b8;
        --neutral-400: #64748b;
        --neutral-300: #475569;
        --neutral-200: #334155;
        --neutral-100: #1e293b;
        --neutral-50: #0f172a;
        
        /* Dark Theme Semantic Colors */
        --bg-primary: #0f172a;
        --bg-secondary: #1e293b;
        --bg-tertiary: #334155;
        --text-primary: #f8fafc;
        --text-secondary: #cbd5e1;
        --text-tertiary: #94a3b8;
        --border-primary: #334155;
        --border-secondary: #475569;
        --shadow-color: rgba(0, 0, 0, 0.3);
        --shadow-color-strong: rgba(0, 0, 0, 0.5);
        
        /* Adjust accent colors for dark mode */
        --secondary-blue: #1e3a8a;
        --secondary-blue-light: #1e40af;
        --error-red-light: #7f1d1d;
        
        /* Dark mode specific adjustments */
        --accent-orange-light: #c2410c;
    }
}

/* Manual dark mode class override */
[data-theme="dark"] {
    /* Dark Theme Neutral Colors */
    --neutral-900: #f8fafc;
    --neutral-800: #f1f5f9;
    --neutral-700: #e2e8f0;
    --neutral-600: #cbd5e1;
    --neutral-500: #94a3b8;
    --neutral-400: #64748b;
    --neutral-300: #475569;
    --neutral-200: #334155;
    --neutral-100: #1e293b;
    --neutral-50: #0f172a;
    
    /* Dark Theme Semantic Colors */
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-tertiary: #94a3b8;
    --border-primary: #334155;
    --border-secondary: #475569;
    --shadow-color: rgba(0, 0, 0, 0.3);
    --shadow-color-strong: rgba(0, 0, 0, 0.5);
    
    /* Adjust accent colors for dark mode */
    --secondary-blue: #1e3a8a;
    --secondary-blue-light: #1e40af;
    --error-red-light: #7f1d1d;
    --accent-orange-light: #c2410c;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-family-primary);
    font-weight: var(--font-weight-regular);
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-secondary);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    transition: background-color var(--transition-base), color var(--transition-base);
}

/* Accessibility */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--primary-blue);
    color: white;
    padding: 8px;
    text-decoration: none;
    border-radius: var(--radius-md);
    z-index: var(--z-tooltip);
    font-weight: var(--font-weight-semibold);
}

.skip-link:focus {
    top: 6px;
}

/* Focus states for better accessibility */
*:focus-visible {
    outline: 2px solid var(--primary-blue);
    outline-offset: 2px;
}

/* Container Classes */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.container-lg {
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* Header Styles */
.header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-primary);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: var(--z-fixed);
    transition: all var(--transition-base);
    height: 80px;
    display: flex;
    align-items: center;
}

@media (prefers-color-scheme: dark) {
    .header {
        background: rgba(15, 23, 42, 0.95);
    }
}

[data-theme="dark"] .header {
    background: rgba(15, 23, 42, 0.95);
}

.header.scrolled {
    box-shadow: var(--shadow-lg);
    border-bottom-color: var(--border-secondary);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    width: 100%;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    transition: transform var(--transition-fast);
    height: 50px;
}

.logo:hover {
    transform: scale(1.05);
}

.logo img {
    height: 50px;
    width: 50px;
    object-fit: contain;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-xl);
    align-items: center;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: var(--font-weight-medium);
    font-size: 0.95rem;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    position: relative;
    transition: all var(--transition-base);
}

.nav-menu a:hover {
    color: var(--primary-blue);
    background: var(--secondary-blue);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--primary-blue);
    transition: all var(--transition-base);
    transform: translateX(-50%);
}

.nav-menu a:hover::after {
    width: 80%;
}

.nav-cta {
    background: var(--accent-orange);
    color: white;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: var(--font-weight-semibold);
    font-size: 0.95rem;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-md);
}

.nav-cta:hover {
    background: var(--accent-orange-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.mobile-menu-toggle:hover {
    background: var(--bg-tertiary);
    color: var(--primary-blue);
}

.mobile-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-primary);
    box-shadow: var(--shadow-lg);
    z-index: var(--z-dropdown);
}

.mobile-menu.active {
    display: block;
}

.mobile-menu-items {
    padding: var(--spacing-lg);
}

.mobile-menu-items a {
    display: block;
    padding: var(--spacing-md) 0;
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: var(--font-weight-medium);
    border-bottom: 1px solid var(--border-primary);
    transition: color var(--transition-fast);
}

.mobile-menu-items a:hover {
    color: var(--primary-blue);
}

.mobile-menu-items a:last-child {
    border-bottom: none;
}

.mobile-menu-items .nav-cta {
    margin-top: var(--spacing-md);
    display: inline-block;
    border-bottom: none;
}

/* Button Styles */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1.1rem;
    font-weight: var(--font-weight-semibold);
    font-family: inherit;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    text-decoration: none;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--accent-orange);
    color: white;
    box-shadow: 0 4px 20px rgba(249, 115, 22, 0.3);
}

.btn-primary:hover {
    background: var(--accent-orange-dark);
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 8px 30px rgba(249, 115, 22, 0.4);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-2px);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-dark) 100%);
    color: white;
    padding: 140px 0 var(--spacing-4xl);
    position: relative;
    overflow: hidden;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 25% 25%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, rgba(249, 115, 22, 0.1) 0%, transparent 50%),
        url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><polygon fill="%23ffffff05" points="0,1000 1000,0 1000,1000"/></svg>') no-repeat center center;
    background-size: cover;
    animation: float 20s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(1deg); }
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: var(--font-weight-black);
    line-height: 1.1;
    margin-bottom: var(--spacing-lg);
    animation: fadeInUp 1s ease-out;
    background: linear-gradient(135deg, #ffffff 0%, #e2e8f0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.2rem;
    line-height: 1.6;
    margin-bottom: var(--spacing-xl);
    opacity: 0.9;
    animation: fadeInUp 1s ease-out 0.2s both;
}

.hero-cta-group {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-2xl);
    animation: fadeInUp 1s ease-out 0.4s both;
    flex-wrap: wrap;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    animation: fadeInUp 1s ease-out 0.6s both;
}

.stat-item {
    text-align: center;
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: transform var(--transition-base);
}

.stat-item:hover {
    transform: translateY(-4px);
}

.stat-number {
    display: block;
    font-size: 2.2rem;
    font-weight: var(--font-weight-black);
    color: var(--warning-yellow);
    margin-bottom: var(--spacing-xs);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.stat-label {
    font-size: 0.85rem;
    opacity: 0.8;
    line-height: 1.3;
}

/* Demo Video */
.demo-video {
    position: relative;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    animation: fadeInUp 1s ease-out 0.8s both;
    transition: transform var(--transition-base);
}

.demo-video:hover {
    transform: scale(1.02);
}

.video-container {
    position: relative;
    background: var(--neutral-900);
    border-radius: var(--radius-lg);
    aspect-ratio: 16/9;
    overflow: hidden;
    cursor: pointer;
    transition: transform var(--transition-base);
    box-shadow: var(--shadow-2xl);
}

.video-container:hover {
    transform: scale(1.02);
}

.video-container iframe {
    width: 100%;
    height: 100%;
    border: none;
    border-radius: var(--radius-lg);
}

.video-caption {
    text-align: center;
    margin-top: var(--spacing-md);
    opacity: 0.8;
    font-size: 0.85rem;
    font-style: italic;
}

/* Section Styles */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-title {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    font-weight: var(--font-weight-black);
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

/* Problem Section */
.problem-section {
    padding: var(--spacing-4xl) 0;
    background: var(--bg-primary);
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-xl);
}

.problem-card {
    background: linear-gradient(135deg, #fef2f2 0%, #fee2e2 100%);
    padding: var(--spacing-xl) var(--spacing-lg);
    border-radius: var(--radius-xl);
    text-align: center;
    border: 1px solid var(--error-red-light);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

@media (prefers-color-scheme: dark) {
    .problem-card {
        background: linear-gradient(135deg, #7f1d1d 0%, #991b1b 100%);
        border-color: #dc2626;
    }
}

[data-theme="dark"] .problem-card {
    background: linear-gradient(135deg, #7f1d1d 0%, #991b1b 100%);
    border-color: #dc2626;
}

.problem-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(239, 68, 68, 0.1), transparent);
    transition: left 0.6s;
}

.problem-card:hover::before {
    left: 100%;
}

.problem-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(239, 68, 68, 0.15);
    border-color: var(--error-red);
}

.problem-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-lg);
    display: block;
    filter: grayscale(0.2);
}

.problem-card h3 {
    font-size: 1.3rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-md);
    color: var(--error-red);
}

@media (prefers-color-scheme: dark) {
    .problem-card h3 {
        color: #fca5a5;
    }
}

[data-theme="dark"] .problem-card h3 {
    color: #fca5a5;
}

.problem-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 0.95rem;
}

/* Case Study Section */
.case-study {
    padding: var(--spacing-4xl) 0;
    background: linear-gradient(135deg, var(--secondary-blue) 0%, var(--secondary-blue-light) 100%);
    position: relative;
}

.case-study::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="1" fill="%233b82f6" opacity="0.1"/></svg>') repeat;
    background-size: 50px 50px;
}

.case-study-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
    position: relative;
    z-index: 2;
}

.case-study h2 {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    font-weight: var(--font-weight-black);
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.2;
}

.case-study-intro {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.6;
}

/* Customer Journey */
.customer-journey {
    margin: var(--spacing-2xl) 0;
}

.journey-step {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-lg);
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border-left: 4px solid var(--primary-blue);
    transition: all var(--transition-base);
}

.journey-step:hover {
    transform: translateX(8px);
    box-shadow: var(--shadow-lg);
}

.step-number {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-blue-dark));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: var(--font-weight-bold);
    font-size: 1.1rem;
    flex-shrink: 0;
    box-shadow: var(--shadow-md);
}

.step-content h3 {
    font-size: 1.1rem;
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.step-content p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.5;
    margin: 0;
}

.results-banner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, var(--success-green), var(--success-green-dark));
    border-radius: var(--radius-xl);
    color: white;
    box-shadow: var(--shadow-lg);
}

.result-stat {
    text-align: center;
}

.stat-big {
    display: block;
    font-size: 2.5rem;
    font-weight: var(--font-weight-black);
    margin-bottom: var(--spacing-sm);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.stat-small {
    font-size: 0.9rem;
    opacity: 0.9;
}

.testimonial-quote {
    background: var(--bg-primary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-xl);
    font-size: 1rem;
    font-style: italic;
    color: var(--text-secondary);
    box-shadow: var(--shadow-md);
    border-left: 4px solid var(--primary-blue);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
    position: relative;
}

.testimonial-quote::before {
    content: '"';
    position: absolute;
    top: -10px;
    left: var(--spacing-lg);
    font-size: 3rem;
    color: var(--primary-blue);
    opacity: 0.3;
    font-family: Georgia, serif;
}

.testimonial-author {
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    margin-top: var(--spacing-md);
    font-style: normal;
}

/* QR Card Styles */
.qr-card-demo {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.qr-card {
    width: 100%;
    max-width: 400px;
    background: linear-gradient(135deg, #D4A574 0%, #C19653 100%);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-sm);
    box-shadow: var(--shadow-2xl);
    transform: perspective(1000px) rotateY(-2deg) rotateX(2deg);
    transition: transform var(--transition-slow);
}

.qr-card:hover {
    transform: perspective(1000px) rotateY(0deg) rotateX(0deg) scale(1.02);
}

.card-border {
    background: linear-gradient(135deg, #E6B885 0%, #D4A574 100%);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl) var(--spacing-lg);
    border: 2px solid #B8935A;
    position: relative;
}

.card-border::before {
    content: '';
    position: absolute;
    top: var(--spacing-md);
    left: var(--spacing-md);
    right: var(--spacing-md);
    bottom: var(--spacing-md);
    border: 1px solid #B8935A;
    border-radius: var(--radius-lg);
    pointer-events: none;
}

.card-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.card-header h3 {
    font-size: 1.3rem;
    font-weight: var(--font-weight-regular);
    letter-spacing: 0.15em;
    color: #5D4037;
    margin-bottom: var(--spacing-md);
    text-transform: uppercase;
}

.decorative-line {
    width: 60px;
    height: 3px;
    background: #5D4037;
    margin: 0 auto;
    position: relative;
}

.decorative-line::before,
.decorative-line::after {
    content: '';
    position: absolute;
    top: 0;
    width: 8px;
    height: 3px;
    background: #5D4037;
}

.decorative-line::before {
    left: -20px;
}

.decorative-line::after {
    right: -20px;
}

.main-question {
    font-size: 1.8rem;
    font-weight: var(--font-weight-light);
    font-style: italic;
    color: #5D4037;
    text-align: center;
    margin: var(--spacing-lg) 0;
    line-height: 1.3;
}

.card-subtitle {
    font-size: 0.95rem;
    color: #5D4037;
    text-align: center;
    margin-bottom: var(--spacing-xl);
    line-height: 1.5;
}

.qr-code-container {
    display: flex;
    justify-content: center;
    margin: var(--spacing-xl) 0;
}

.qr-code-frame {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    width: 220px;
    height: 220px;
    overflow: hidden;
    transition: transform var(--transition-base);
}

.qr-code-frame:hover {
    transform: scale(1.05);
}

.qr-code-image {
    width: 100%;
    height: 100%;
    display: block;
    background: white;
    object-fit: cover;
}

.business-name {
    background: linear-gradient(135deg, #B8935A 0%, #A67E42 100%);
    color: white;
    text-align: center;
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: 25px;
    font-size: 1.4rem;
    font-weight: var(--font-weight-semibold);
    margin: var(--spacing-lg) auto;
    box-shadow: var(--shadow-md);
    max-width: 200px;
}

.card-footer {
    text-align: center;
    margin-top: var(--spacing-lg);
}

.thank-you {
    font-size: 1.1rem;
    color: #5D4037;
    margin-bottom: var(--spacing-sm);
    font-weight: var(--font-weight-medium);
}

.feedback-text {
    font-size: 0.95rem;
    color: #5D4037;
    margin-bottom: var(--spacing-lg);
    opacity: 0.9;
}

.powered-by {
    background: rgba(93, 64, 55, 0.9);
    color: white;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: var(--font-weight-semibold);
    letter-spacing: 0.05em;
    display: inline-block;
    text-transform: uppercase;
}

.scan-indicator {
    margin-top: var(--spacing-xl);
    text-align: center;
    position: relative;
}

.scan-animation {
    width: 60px;
    height: 60px;
    border: 3px solid var(--primary-blue);
    border-top: 3px solid transparent;
    border-radius: 50%;
    margin: 0 auto var(--spacing-md);
    animation: spin 2s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.scan-indicator p {
    color: var(--primary-blue);
    font-weight: var(--font-weight-semibold);
    font-size: 0.9rem;
}

/* Features Section */
.features {
    padding: var(--spacing-4xl) 0;
    background: var(--bg-primary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-3xl);
}

.feature-card {
    background: linear-gradient(135deg, var(--bg-tertiary) 0%, var(--bg-primary) 100%);
    padding: var(--spacing-xl) var(--spacing-lg);
    border-radius: var(--radius-xl);
    text-align: center;
    border: 1px solid var(--border-primary);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(30, 58, 138, 0.05), transparent);
    transition: left 0.6s;
}

.feature-card:hover::before {
    left: 100%;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(30, 58, 138, 0.15);
    border-color: var(--primary-blue);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-blue-dark));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    margin: 0 auto var(--spacing-lg);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-base);
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
}

.feature-card h3 {
    font-size: 1.3rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 0.95rem;
}

/* Testimonials Section */
.testimonials-section {
    padding: var(--spacing-4xl) 0;
    background: linear-gradient(135deg, var(--bg-tertiary) 0%, var(--bg-primary) 100%);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-3xl);
}

.testimonial-card {
    background: var(--bg-primary);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-primary);
    transition: all var(--transition-base);
    position: relative;
}

.testimonial-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.testimonial-quote-icon {
    position: absolute;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    font-size: 1.5rem;
    color: var(--primary-blue);
    opacity: 0.3;
}

.testimonial-stars {
    color: var(--warning-yellow);
    margin-bottom: var(--spacing-md);
    font-size: 1.1rem;
}

.testimonial-text {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-lg);
    font-style: italic;
}

.testimonial-author-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.testimonial-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    overflow: hidden;
    flex-shrink: 0;
    box-shadow: var(--shadow-md);
}

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

.testimonial-author h4 {
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
    font-size: 0.95rem;
}

.testimonial-author p {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* Pricing Section */
.pricing-section {
    padding: var(--spacing-4xl) 0;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-dark) 100%);
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.pricing-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 70%, rgba(249, 115, 22, 0.1) 0%, transparent 50%);
}

.pricing-section .section-title {
    color: white;
}

.pricing-section .section-subtitle {
    color: rgba(255, 255, 255, 0.9);
}

.pricing-container {
    max-width: 600px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.billing-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    margin: var(--spacing-xl) 0;
    background: rgba(255, 255, 255, 0.1);
    padding: var(--spacing-sm);
    border-radius: 50px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    max-width: 300px;
    margin-left: auto;
    margin-right: auto;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.billing-option {
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: 50px;
    cursor: pointer;
    transition: all var(--transition-base);
    font-weight: var(--font-weight-semibold);
    flex: 1;
    text-align: center;
    background: none;
    border: none;
    font-family: inherit;
    font-size: inherit;
}

.billing-option.active {
    background: white;
    color: var(--primary-blue);
    box-shadow: var(--shadow-md);
}

.billing-option:not(.active) {
    color: rgba(255, 255, 255, 0.7);
}

.billing-option:not(.active):hover {
    color: white;
    background: rgba(255, 255, 255, 0.1);
}

.pricing-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-2xl) var(--spacing-xl);
    margin-top: var(--spacing-2xl);
    transition: transform var(--transition-base);
}

.pricing-card:hover {
    transform: translateY(-4px);
}

.pricing-badge {
    background: var(--accent-orange);
    color: white;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: var(--font-weight-semibold);
    display: inline-block;
    margin-bottom: var(--spacing-lg);
}

.discount-badge {
    background: var(--success-green);
    color: white;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: var(--font-weight-semibold);
    display: inline-block;
    margin-left: var(--spacing-md);
}

.pricing-amount-container {
    margin-bottom: var(--spacing-sm);
}

.pricing-amount {
    font-size: 4rem;
    font-weight: var(--font-weight-black);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.pricing-amount-small {
    font-size: 1.2rem;
    opacity: 0.7;
    text-decoration: line-through;
    margin-right: var(--spacing-md);
}

.pricing-period {
    font-size: 1.1rem;
    opacity: 0.8;
    margin-bottom: var(--spacing-xl);
}

.pricing-features {
    list-style: none;
    margin-bottom: var(--spacing-xl);
}

.pricing-features li {
    padding: var(--spacing-md) 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    font-size: 1rem;
}

.pricing-features i {
    color: var(--success-green);
}

.pricing-cta {
    margin-bottom: var(--spacing-md);
}

.pricing-note {
    font-size: 0.9rem;
    opacity: 0.8;
}

/* FAQ Section */
.faq-section {
    padding: var(--spacing-4xl) 0;
    background: var(--bg-primary);
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.faq-icon {
    width: 60px;
    height: 60px;
    background: var(--primary-blue);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
    color: white;
    font-size: 1.5rem;
    box-shadow: var(--shadow-md);
}

.faq-items {
    gap: var(--spacing-md);
}

.faq-item {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-md);
    overflow: hidden;
    transition: all var(--transition-base);
}

.faq-item:hover {
    border-color: var(--primary-blue);
    box-shadow: var(--shadow-md);
}

.faq-question {
    width: 100%;
    padding: var(--spacing-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all var(--transition-base);
    background: none;
    border: none;
    font-family: inherit;
    font-size: inherit;
    text-align: left;
}

.faq-question:hover {
    background: var(--bg-secondary);
}

.faq-question::after {
    content: '+';
    font-size: 1.5rem;
    color: var(--primary-blue);
    transition: transform var(--transition-base);
    font-weight: var(--font-weight-light);
}

.faq-item.active .faq-question::after {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base);
}

.faq-item.active .faq-answer {
    max-height: 200px;
}

.faq-answer p {
    padding: 0 var(--spacing-lg) var(--spacing-lg);
    color: var(--text-secondary);
    line-height: 1.6;
}

/* CTA Section */
.cta-section {
    padding: var(--spacing-4xl) 0;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-dark) 100%);
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 70% 30%, rgba(249, 115, 22, 0.1) 0%, transparent 50%);
}

.cta-content {
    position: relative;
    z-index: 2;
}

.cta-section h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: var(--font-weight-black);
    margin-bottom: var(--spacing-lg);
    line-height: 1.1;
    background: linear-gradient(135deg, #ffffff 0%, #e2e8f0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.cta-section p {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.9;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--spacing-lg);
}

.trust-indicators {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
    margin-top: var(--spacing-xl);
    opacity: 0.8;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.85rem;
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

/* Footer */
.footer {
    padding: var(--spacing-2xl) 0 var(--spacing-xl);
    background: var(--neutral-900);
    color: white;
}

@media (prefers-color-scheme: dark) {
    .footer {
        background: var(--neutral-50);
    }
}

[data-theme="dark"] .footer {
    background: var(--neutral-50);
}

.footer-content {
    text-align: center;
}

.footer p {
    margin-bottom: var(--spacing-lg);
    opacity: 0.8;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
}

.footer-links a {
    color: white;
    text-decoration: none;
    opacity: 0.8;
    transition: opacity var(--transition-base);
    font-weight: var(--font-weight-medium);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
}

.footer-links a:hover {
    opacity: 1;
    background: rgba(255, 255, 255, 0.1);
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.scroll-reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease;
}

.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Enhanced hover effects for interactive elements */
.btn:active {
    transform: translateY(-1px) scale(0.98);
}

.feature-card:active,
.testimonial-card:active,
.problem-card:active {
    transform: translateY(-4px) scale(0.98);
}

/* Mobile Responsive Design */
@media (max-width: 1024px) {
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .container-lg {
        padding: 0 var(--spacing-md);
    }
    
    .hero-grid,
    .case-study-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }
    
    .hero {
        padding: 120px 0 var(--spacing-3xl);
        text-align: center;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .features-grid,
    .testimonials-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .nav-cta {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .hero {
        padding: 100px 0 var(--spacing-2xl);
        min-height: auto;
    }
    
    .hero-cta-group {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .problem-grid,
    .features-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .trust-indicators {
        gap: var(--spacing-md);
    }
    
    .qr-card {
        transform: none;
        max-width: 100%;
    }
    
    .qr-card:hover {
        transform: scale(1.02);
    }
    
    .card-border {
        padding: var(--spacing-lg) var(--spacing-md);
    }
    
    .qr-code-frame {
        width: 180px;
        height: 180px;
    }
    
    .main-question {
        font-size: 1.5rem;
    }
    
    .card-subtitle {
        font-size: 0.9rem;
    }
    
    .journey-step {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-md);
    }
    
    .results-banner {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .section-header {
        margin-bottom: var(--spacing-2xl);
    }
    
    .problem-section,
    .features,
    .testimonials-section,
    .pricing-section,
    .faq-section,
    .cta-section,
    .case-study {
        padding: var(--spacing-3xl) 0;
    }
    
    .billing-toggle {
        flex-direction: column;
        gap: var(--spacing-sm);
        max-width: 200px;
    }
    
    .footer-links {
        gap: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .hero-cta-group {
        width: 100%;
    }
    
    .hero-cta-group .btn {
        width: 100%;
    }
    
    .feature-card,
    .problem-card,
    .testimonial-card {
        padding: var(--spacing-lg) var(--spacing-md);
    }
    
    .pricing-card {
        padding: var(--spacing-xl) var(--spacing-md);
    }
    
    .faq-question {
        padding: var(--spacing-md);
    }
    
    .faq-answer p {
        padding: 0 var(--spacing-md) var(--spacing-md);
    }
    
    .qr-code-frame {
        width: 160px;
        height: 160px;
    }
    
    .trust-indicators {
        flex-direction: column;
        gap: var(--spacing-sm);
        align-items: center;
    }
    
    .trust-item {
        justify-content: center;
    }
}

/* Print styles */
@media print {
    .header,
    .mobile-menu,
    .cta-section,
    .footer {
        display: none;
    }
    
    .hero {
        padding: var(--spacing-lg) 0;
        background: white;
        color: var(--neutral-900);
    }
    
    .btn {
        display: none;
    }
    
    * {
        box-shadow: none !important;
    }
}

/* Reduced motion preferences */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    
    .hero-background {
        animation: none;
    }
    
    .scan-animation {
        animation: none;
    }
}

/* High contrast mode */
@media (prefers-contrast: high) {
    :root {
        --text-secondary: #000000;
        --text-tertiary: #000000;
    }
    
    .btn {
        border: 2px solid currentColor;
    }
    
    .feature-card,
    .testimonial-card,
    .problem-card {
        border: 2px solid var(--text-primary);
    }
}

/* Theme Toggle Button (Optional) */
.theme-toggle {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--primary-blue);
    color: white;
    border: none;
    cursor: pointer;
    font-size: 1.2rem;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-base);
    z-index: var(--z-fixed);
}

.theme-toggle:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-xl);
}

/* Force light mode class */
[data-theme="light"] {
    /* Light Theme Neutral Colors */
    --neutral-900: #0f172a;
    --neutral-800: #1e293b;
    --neutral-700: #334155;
    --neutral-600: #475569;
    --neutral-500: #64748b;
    --neutral-400: #94a3b8;
    --neutral-300: #cbd5e1;
    --neutral-200: #e2e8f0;
    --neutral-100: #f1f5f9;
    --neutral-50: #f8fafc;
    
    /* Light Theme Semantic Colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-tertiary: #64748b;
    --border-primary: #e2e8f0;
    --border-secondary: #cbd5e1;
    --shadow-color: rgba(0, 0, 0, 0.1);
    --shadow-color-strong: rgba(0, 0, 0, 0.25);
    
    /* Reset accent colors for light mode */
    --secondary-blue: #dbeafe;
    --secondary-blue-light: #f0f9ff;
    --error-red-light: #fecaca;
    --accent-orange-light: #fed7aa;
}

[data-theme="light"] .header {
    background: rgba(255, 255, 255, 0.95);
}