/* CSS Custom Properties */
:root {
    /* Colors - Enhanced professional palette with pink primary */
    --primary-color: #EC4899;
    --primary-dark: #BE185D;
    --primary-light: #F472B6;
    --secondary-color: #F59E0B;
    --accent-color: #3B82F6;
    --accent-gradient: linear-gradient(135deg, #EC4899 0%, #F472B6 50%, #F9A8D4 100%);
    --hero-gradient: linear-gradient(135deg, #831843 0%, #BE185D 25%, #EC4899 50%, #F472B6 75%, #F9A8D4 100%);
    --success-color: #059669;
    --warning-color: #D97706;
    --error-color: #DC2626;
    --text-primary: #0F172A;
    --text-secondary: #475569;
    --text-muted: #64748B;
    --background-light: #F8FAFC;
    --background-white: #FFFFFF;
    --background-gradient: linear-gradient(135deg, #F8FAFC 0%, #E2E8F0 100%);
    --border-color: #E2E8F0;
    --border-light: #F1F5F9;
    
    /* Typography - Enhanced with better font stack */
    --font-family: 'Inter', 'SF Pro Display', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-family-heading: 'Poppins', 'Inter', 'SF Pro Display', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-family-mono: 'SF Mono', 'Monaco', 'Inconsolata', 'Roboto Mono', 'Cascadia Code', monospace;
    --font-size-xs: 0.75rem;    /* 12px */
    --font-size-sm: 0.875rem;   /* 14px */
    --font-size-base: 1rem;     /* 16px */
    --font-size-lg: 1.125rem;   /* 18px */
    --font-size-xl: 1.25rem;    /* 20px */
    --font-size-2xl: 1.5rem;    /* 24px */
    --font-size-3xl: 1.875rem;  /* 30px */
    --font-size-4xl: 2.25rem;   /* 36px */
    --font-size-5xl: 3rem;      /* 48px */
    --font-size-6xl: 3.75rem;   /* 60px */
    --font-size-7xl: 4.5rem;    /* 72px */
    
    /* Font weights */
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;
    --font-weight-black: 900;
    
    /* Spacing - Enhanced with more granular control */
    --spacing-xs: 0.25rem;   /* 4px */
    --spacing-sm: 0.5rem;    /* 8px */
    --spacing-md: 0.75rem;   /* 12px */
    --spacing-lg: 1rem;      /* 16px */
    --spacing-xl: 1.25rem;   /* 20px */
    --spacing-2xl: 1.5rem;   /* 24px */
    --spacing-3xl: 2rem;     /* 32px */
    --spacing-4xl: 2.5rem;   /* 40px */
    --spacing-5xl: 3rem;     /* 48px */
    --spacing-6xl: 4rem;     /* 64px */
    --spacing-7xl: 5rem;     /* 80px */
    --spacing-8xl: 6rem;     /* 96px */
    
    /* Layout */
    --container-max-width: 1280px;
    --content-max-width: 1024px;
    --border-radius-sm: 0.25rem;
    --border-radius: 0.5rem;
    --border-radius-md: 0.75rem;
    --border-radius-lg: 1rem;
    --border-radius-xl: 1.5rem;
    --border-radius-2xl: 2rem;
    --border-radius-full: 9999px;
    
    /* Shadows - Enhanced depth */
    --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-inner: inset 0 2px 4px 0 rgba(0, 0, 0, 0.06);
    
    /* Animation - Enhanced easing curves */
    --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
    --ease-out: cubic-bezier(0, 0, 0.2, 1);
    --ease-in: cubic-bezier(0.4, 0, 1, 1);
    --ease-bounce: cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

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

html {
    font-size: 16px;
    height: 100%;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-weight: var(--font-weight-normal);
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--background-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    min-height: 100vh;
    overflow-x: hidden;
    overflow-y: auto;
    font-feature-settings: 'kern' 1, 'liga' 1, 'calt' 1, 'pnum' 1, 'tnum' 0, 'onum' 1, 'lnum' 0, 'dlig' 0;
    text-rendering: optimizeLegibility;
    -webkit-overflow-scrolling: touch;
}

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

/* Professional Loading Screen */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: var(--hero-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 1;
    visibility: visible;
    transition: opacity 0.5s ease-out, visibility 0.5s ease-out;
}

.loading-screen.fade-out {
    opacity: 0;
    visibility: hidden;
}

.loading-content {
    text-align: center;
    color: white;
}

.loading-logo .brand-name {
    font-family: var(--font-family-heading);
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-black);
    background: linear-gradient(135deg, #ffffff 0%, #F472B6 50%, #EC4899 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-xl);
    display: block;
}

.loading-spinner {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.spinner-ring {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    animation: loading-pulse 1.4s ease-in-out infinite both;
}

.spinner-ring:nth-child(1) { animation-delay: -0.32s; }
.spinner-ring:nth-child(2) { animation-delay: -0.16s; }
.spinner-ring:nth-child(3) { animation-delay: 0s; }

@keyframes loading-pulse {
    0%, 80%, 100% {
        transform: scale(0.8);
        opacity: 0.5;
    }
    40% {
        transform: scale(1.2);
        opacity: 1;
    }
}

.loading-text {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    opacity: 0.9;
    margin: 0;
}

/* Section Base Styles */
section {
    padding: var(--spacing-4xl) 0;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-family-heading);
    font-weight: var(--font-weight-bold);
    line-height: 1.2;
    margin-bottom: var(--spacing-lg);
    letter-spacing: -0.025em;
    font-feature-settings: 'kern' 1, 'liga' 1, 'calt' 1;
}

h1 {
    font-size: var(--font-size-6xl);
    font-weight: var(--font-weight-extrabold);
    line-height: 1.1;
    letter-spacing: -0.04em;
}

h2 {
    font-size: var(--font-size-5xl);
    font-weight: var(--font-weight-bold);
    line-height: 1.15;
    letter-spacing: -0.03em;
}

h3 {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-semibold);
}

h4 {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-semibold);
}

h5 {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-medium);
}

h6 {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-medium);
}

p {
    margin-bottom: var(--spacing-lg);
    line-height: 1.7;
    color: var(--text-secondary);
}

.text-large {
    font-size: var(--font-size-lg);
    line-height: 1.6;
}

.text-small {
    font-size: var(--font-size-sm);
    line-height: 1.5;
}

.text-xs {
    font-size: var(--font-size-xs);
    line-height: 1.4;
}

h3 {
    font-size: var(--font-size-3xl);
}

p {
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
}

/* Links */
a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color var(--transition-base);
}

a:hover {
    color: var(--secondary-color);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md) var(--spacing-xl);
    border: none;
    border-radius: var(--border-radius);
    font-size: var(--font-size-base);
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-base);
    min-height: 44px; /* Touch-friendly */
}

.btn-primary {
    background: var(--accent-gradient);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: var(--background-white);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

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

/* Main Layout */
.main-layout {
    min-height: 100vh;
}

/* Hero Section - Enhanced with professional styling */
.hero-section {
    position: relative;
    background: var(--hero-gradient);
    color: white;
    min-height: 100vh;
    display: flex;
    align-items: center;
    isolation: isolate;
    padding: var(--spacing-4xl) 0;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
}

.geometric-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 80%, rgba(244, 114, 182, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(236, 72, 153, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(255, 255, 255, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 70% 70%, rgba(249, 168, 212, 0.1) 0%, transparent 40%),
        radial-gradient(circle at 10% 30%, rgba(255, 255, 255, 0.05) 0%, transparent 30%);
    background-size: 100% 100%, 100% 100%, 50% 50%, 80% 80%, 60% 60%;
    opacity: 0.8;
}

.geometric-pattern::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(45deg, transparent 40%, rgba(255, 255, 255, 0.03) 50%, transparent 60%),
        linear-gradient(-45deg, transparent 40%, rgba(255, 255, 255, 0.03) 50%, transparent 60%),
        linear-gradient(135deg, transparent 30%, rgba(244, 114, 182, 0.02) 40%, transparent 50%);
    background-size: 60px 60px, 60px 60px, 120px 120px;
    animation: float 20s ease-in-out infinite;
}

.geometric-pattern::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(2px 2px at 20% 30%, rgba(255, 255, 255, 0.3), transparent),
        radial-gradient(2px 2px at 40% 70%, rgba(255, 255, 255, 0.2), transparent),
        radial-gradient(1px 1px at 90% 40%, rgba(255, 255, 255, 0.15), transparent),
        radial-gradient(1px 1px at 60% 10%, rgba(255, 255, 255, 0.15), transparent);
    background-size: 200px 200px, 300px 300px, 150px 150px, 250px 250px;
    animation: sparkle 15s ease-in-out infinite;
}

.hero-content {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-8xl);
    align-items: center;
    width: 100%;
    height: 100%;
    padding: var(--spacing-3xl) 0;
    padding-bottom: 120px; /* Account for footer */
}

.hero-text {
    max-width: 700px;
}

.hero-header {
    margin-bottom: var(--spacing-3xl);
}

.hero-title {
    margin-bottom: var(--spacing-2xl);
}

.brand-name {
    display: block;
    font-size: var(--font-size-6xl);
    font-weight: var(--font-weight-black);
    margin-bottom: var(--spacing-md);
    background: linear-gradient(135deg, #ffffff 0%, #F472B6 50%, #EC4899 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.04em;
    text-shadow: 0 0 30px rgba(255, 255, 255, 0.5);
}

.hero-tagline {
    display: block;
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-medium);
    opacity: 0.95;
    line-height: 1.3;
    letter-spacing: -0.02em;
    color: rgba(255, 255, 255, 0.9);
}

.hero-description {
    font-size: var(--font-size-xl);
    line-height: 1.7;
    opacity: 0.9;
    margin-bottom: var(--spacing-2xl);
    max-width: 550px;
    color: rgba(255, 255, 255, 0.85);
    font-weight: var(--font-weight-normal);
}

.hero-trust {
    margin-bottom: var(--spacing-2xl);
}

.trust-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-xl);
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-full);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-base);
}

.trust-badge:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.trust-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    background: var(--success-color);
    border-radius: 50%;
    font-size: 12px;
    font-weight: var(--font-weight-bold);
    color: white;
    box-shadow: var(--shadow-md);
}

.trust-text {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    color: rgba(255, 255, 255, 0.95);
}

.hero-features {
    margin-bottom: var(--spacing-lg);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    max-width: 400px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all var(--transition-base);
}

.feature-item:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
}

.feature-icon {
    font-size: var(--font-size-lg);
    line-height: 1;
}

.feature-text {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: rgba(255, 255, 255, 0.95);
    white-space: nowrap;
}

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

/* Features Showcase Styles */
.features-showcase {
    margin: var(--spacing-2xl) 0;
    max-width: 600px;
}

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

.features-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: var(--spacing-sm);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    align-items: start;
}

.feature-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    transition: all var(--transition-base);
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}

.feature-card:hover {
    transform: translateY(-4px);
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(236, 72, 153, 0.3);
    box-shadow: var(--shadow-lg);
}

.feature-image {
    margin-bottom: var(--spacing-lg);
    border-radius: var(--border-radius);
    overflow: hidden;
    background: rgba(0, 0, 0, 0.2);
    height: 200px;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm);
}

.screenshot-img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border-radius: var(--border-radius);
    transition: transform var(--transition-base);
}

.feature-card:hover .screenshot-img {
    transform: scale(1.05);
}

.feature-info {
    text-align: center;
}

.feature-name {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-xs);
}

.feature-desc {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.4;
}

.hero-stats {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-2xl);
    padding: var(--spacing-xl) 0;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    max-width: 600px;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
    position: relative;
}

.stat-number {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-extrabold);
    color: white;
    line-height: 1;
    margin-bottom: var(--spacing-xs);
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.75);
    font-weight: var(--font-weight-medium);
    text-transform: none;
    letter-spacing: 0;
    line-height: 1.3;
}

.stat-divider {
    color: rgba(255, 255, 255, 0.3);
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-light);
    align-self: center;
}

.download-buttons {
    display: flex;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
    margin-bottom: var(--spacing-3xl);
}

.download-btn {
    display: inline-block;
    transition: transform var(--transition-base), filter var(--transition-base), box-shadow var(--transition-base);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    position: relative;
}

.download-btn:hover {
    transform: translateY(-6px) scale(1.02);
    filter: brightness(1.1);
    box-shadow: var(--shadow-2xl);
}

.download-btn:active {
    transform: translateY(-2px) scale(1.01);
}

.store-badge {
    height: 64px;
    width: auto;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-base);
}

.download-btn:hover .store-badge {
    box-shadow: var(--shadow-2xl);
}

.hero-visual {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
    gap: var(--spacing-2xl);
    padding: var(--spacing-4xl);
}

.floating-elements {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
}

.floating-icon {
    position: absolute;
    font-size: 24px;
    opacity: 0.6;
    animation-duration: 8s;
    animation-iteration-count: infinite;
    animation-timing-function: ease-in-out;
}

.floating-icon-1 {
    top: 10%;
    left: 10%;
    animation-name: float-1;
    animation-delay: 0s;
}

.floating-icon-2 {
    top: 20%;
    right: 15%;
    animation-name: float-2;
    animation-delay: 2s;
}

.floating-icon-3 {
    bottom: 25%;
    left: 5%;
    animation-name: float-3;
    animation-delay: 4s;
}

.floating-icon-4 {
    bottom: 15%;
    right: 10%;
    animation-name: float-4;
    animation-delay: 6s;
}

@keyframes float-1 {
    0%, 100% { transform: translateY(0px) translateX(0px) rotate(0deg); }
    25% { transform: translateY(-15px) translateX(5px) rotate(5deg); }
    50% { transform: translateY(-10px) translateX(-5px) rotate(-3deg); }
    75% { transform: translateY(-20px) translateX(3px) rotate(2deg); }
}

@keyframes float-2 {
    0%, 100% { transform: translateY(0px) translateX(0px) rotate(0deg); }
    25% { transform: translateY(-10px) translateX(-8px) rotate(-5deg); }
    50% { transform: translateY(-18px) translateX(4px) rotate(3deg); }
    75% { transform: translateY(-5px) translateX(-3px) rotate(-2deg); }
}

@keyframes float-3 {
    0%, 100% { transform: translateY(0px) translateX(0px) rotate(0deg); }
    25% { transform: translateY(12px) translateX(-6px) rotate(4deg); }
    50% { transform: translateY(8px) translateX(8px) rotate(-4deg); }
    75% { transform: translateY(15px) translateX(-2px) rotate(1deg); }
}

@keyframes float-4 {
    0%, 100% { transform: translateY(0px) translateX(0px) rotate(0deg); }
    25% { transform: translateY(8px) translateX(6px) rotate(-3deg); }
    50% { transform: translateY(18px) translateX(-4px) rotate(5deg); }
    75% { transform: translateY(5px) translateX(2px) rotate(-1deg); }
}

.phone-mockup {
    position: relative;
    max-width: 420px;
    width: 100%;
    margin: var(--spacing-3xl) auto;
    filter: drop-shadow(0 25px 50px rgba(0, 0, 0, 0.5));
}

.phone-mockup::before {
    content: '';
    position: absolute;
    top: -30px;
    left: -30px;
    right: -30px;
    bottom: -30px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.2) 0%, rgba(236, 72, 153, 0.1) 50%, transparent 70%);
    border-radius: 60px;
    z-index: -1;
    animation: pulse 6s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.4;
    }
    50% {
        transform: scale(1.08);
        opacity: 0.7;
    }
}

.phone-frame {
    position: relative;
    width: 100%;
    aspect-ratio: 9/19;
    background: linear-gradient(145deg, #1e293b, #0f172a);
    border-radius: 36px;
    padding: 10px;
    box-shadow: 
        0 25px 50px rgba(0, 0, 0, 0.4),
        0 0 0 1px rgba(255, 255, 255, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    animation: float 8s ease-in-out infinite;
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: #000;
    border-radius: 26px;
    overflow: hidden;
    position: relative;
    box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.5);
}

.app-preview {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #EC4899 0%, #F472B6 50%, #F9A8D4 100%);
    display: flex;
    flex-direction: column;
    position: relative;
}

.app-header {
    padding: 24px 20px 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
}

.status-bar {
    height: 6px;
    background: rgba(255, 255, 255, 0.4);
    border-radius: 3px;
    margin-bottom: 16px;
    width: 70%;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.app-title {
    color: white;
    font-size: 20px;
    font-weight: var(--font-weight-bold);
    text-align: center;
    letter-spacing: -0.02em;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.app-content {
    flex: 1;
    padding: 24px 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.preview-card {
    height: 72px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 16px;
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 
        0 4px 16px rgba(0, 0, 0, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.preview-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    z-index: 1;
}

.preview-card-text {
    font-size: 14px;
    font-weight: var(--font-weight-semibold);
    color: rgba(255, 255, 255, 0.9);
    text-align: center;
    position: relative;
    z-index: 2;
    letter-spacing: 0.5px;
}

.phone-reflection {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.15) 0%,
        transparent 25%,
        transparent 75%,
        rgba(255, 255, 255, 0.08) 100%
    );
    border-radius: 36px;
    pointer-events: none;
}

/* Feature Screenshots Styles */
.feature-screenshots {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-sm);
    width: 100%;
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.feature-screenshot-item {
    display: flex;
    justify-content: center;
    align-items: center;
}

.feature-thumb {
    width: 100%;
    max-width: 100px;
    aspect-ratio: 9/16;
    border-radius: var(--border-radius);
    overflow: hidden;
    cursor: pointer;
    transition: all var(--transition-base);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    position: relative;
}

.feature-thumb:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
    border-color: rgba(255, 255, 255, 0.4);
}

.feature-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-base);
}

.feature-thumb:hover img {
    transform: scale(1.05);
}

.feature-thumb-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
    padding: var(--spacing-sm);
    transform: translateY(100%);
    transition: transform var(--transition-base);
    text-align: center;
}

.feature-thumb:hover .feature-thumb-overlay {
    transform: translateY(0);
}

.feature-thumb-overlay .feature-icon {
    font-size: 14px;
    margin-bottom: 2px;
    display: block;
}

.feature-thumb-overlay .feature-text {
    color: white;
    font-size: var(--font-size-xs);
    font-weight: 600;
}

/* Screenshot Preview Styles */
.screenshot-preview {
    width: 100%;
    max-width: 320px;
    margin-bottom: var(--spacing-lg);
}

.screenshot-thumbnails {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-sm);
    width: 100%;
}

.screenshot-thumb {
    position: relative;
    aspect-ratio: 9/16;
    border-radius: var(--border-radius);
    overflow: hidden;
    cursor: pointer;
    transition: all var(--transition-base);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.screenshot-thumb:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
    border-color: rgba(255, 255, 255, 0.4);
}

.screenshot-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-base);
}

.screenshot-thumb:hover img {
    transform: scale(1.05);
}

.thumb-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
    padding: var(--spacing-md) var(--spacing-sm) var(--spacing-sm);
    transform: translateY(100%);
    transition: transform var(--transition-base);
}

.screenshot-thumb:hover .thumb-overlay {
    transform: translateY(0);
}

.thumb-label {
    color: white;
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-align: center;
    display: block;
}

/* Screenshot Modal Styles */
.screenshot-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.screenshot-modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(10px);
}

.modal-content {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    background: var(--background-white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-direction: column;
    transform: scale(0.9);
    transition: transform var(--transition-base);
}

.screenshot-modal.active .modal-content {
    transform: scale(1);
}

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

.modal-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.modal-close {
    background: none;
    border: none;
    font-size: var(--font-size-2xl);
    color: var(--text-secondary);
    cursor: pointer;
    padding: var(--spacing-sm);
    border-radius: var(--border-radius);
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
}

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

.modal-body {
    flex: 1;
    padding: var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 400px;
}

.modal-screenshot {
    max-width: 100%;
    max-height: 100%;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
}

.modal-navigation {
    display: flex;
    justify-content: space-between;
    padding: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

.modal-nav-btn {
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--border-radius);
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-lg);
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 44px;
    min-height: 44px;
}

.modal-nav-btn:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
}

.modal-nav-btn:disabled {
    background: var(--text-secondary);
    cursor: not-allowed;
    transform: none;
}

/* Focus styles for modal */
.modal-close:focus,
.modal-nav-btn:focus {
    outline: 2px solid var(--secondary-color);
    outline-offset: 2px;
}

/* Prevent body scroll when modal is open */
body.modal-open {
    overflow: hidden;
}

/* Screenshot thumbnail focus styles */
.screenshot-thumb:focus {
    outline: 2px solid var(--secondary-color);
    outline-offset: 2px;
    transform: translateY(-4px) scale(1.02);
}

/* Loading state for modal screenshot */
.modal-screenshot.loading {
    opacity: 0.5;
}

.modal-screenshot.loaded {
    opacity: 1;
    transition: opacity var(--transition-base);
}



/* Additional Animations */
@keyframes sparkle {
    0%, 100% {
        opacity: 0.3;
        transform: scale(1);
    }
    50% {
        opacity: 0.8;
        transform: scale(1.1);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
    }
    33% {
        transform: translateY(-10px) rotate(1deg);
    }
    66% {
        transform: translateY(5px) rotate(-1deg);
    }
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

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

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }
.mb-5 { margin-bottom: var(--spacing-xl); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }
.mt-5 { margin-top: var(--spacing-xl); }

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

/* Focus styles for accessibility */
*:focus {
    outline: 2px solid var(--secondary-color);
    outline-offset: 2px;
}

/* Skip to content link for screen readers */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--primary-color);
    color: white;
    padding: 8px;
    text-decoration: none;
    border-radius: 4px;
    z-index: 1000;
}

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



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

.section-title {
    font-size: var(--font-size-4xl);
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Features Section */
.features-section {
    padding: var(--spacing-7xl) 0;
    background: var(--background-light);
    width: 100%;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-6xl);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.section-title {
    font-size: var(--font-size-5xl);
    font-weight: var(--font-weight-extrabold);
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.1;
}

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

.features-showcase {
    margin-top: var(--spacing-5xl);
    width: 100%;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: var(--spacing-lg);
    width: 100%;
    margin: 0;
    justify-content: space-between;
}

.feature-card {
    background: var(--background-white);
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-4xl);
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-base);
    border: 1px solid var(--border-light);
    height: 100%;
    display: flex;
    flex-direction: column;
    width: 100%;
    grid-column: span 3;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-2xl);
}

.feature-image {
    margin-bottom: var(--spacing-3xl);
    text-align: center;
    flex-shrink: 0;
    min-height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.screenshot-img {
    max-width: 100%;
    height: auto;
    max-height: 280px;
    width: auto;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    object-fit: contain;
}

.feature-info {
    text-align: center;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    padding: 0 var(--spacing-lg);
}

.feature-name {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
}

.feature-desc {
    font-size: var(--font-size-base);
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
    flex-grow: 1;
}

/* Footer Section */
.footer-section {
    background: var(--text-primary);
    color: white;
    padding: var(--spacing-4xl) 0;
}

.footer-section .footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
}

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

.footer-link {
    color: rgba(255, 255, 255, 0.8);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    transition: color var(--transition-base);
}

.footer-link:hover {
    color: var(--primary-light);
}

.footer-copyright {
    color: rgba(255, 255, 255, 0.6);
    font-size: var(--font-size-sm);
}


/* Hero Footer - Enhanced with better spacing and styling */
.hero-footer {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 3;
    padding: var(--spacing-lg) 0;
    background: rgba(0, 0, 0, 0.2);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--spacing-xl);
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.footer-links {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.footer-link {
    color: rgba(255, 255, 255, 0.8);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    text-decoration: none;
    transition: all var(--transition-base);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    position: relative;
}

.footer-link:hover {
    color: white;
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-1px);
}

.footer-divider {
    color: rgba(255, 255, 255, 0.3);
    font-size: var(--font-size-sm);
    margin: 0 var(--spacing-sm);
}

.footer-social {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: all var(--transition-base);
    text-decoration: none;
    border: 1px solid rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
}

.social-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    border-radius: 50%;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.social-link:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-3px);
    border-color: rgba(255, 255, 255, 0.4);
    box-shadow: var(--shadow-lg);
}

.social-link:hover::before {
    opacity: 1;
}

.social-icon {
    font-size: 18px;
    line-height: 1;
    position: relative;
    z-index: 1;
}

.footer-copyright {
    display: flex;
    align-items: center;
}

.copyright-text {
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-normal);
    white-space: nowrap;
}

/* Responsive adjustments for footer - Single Page Layout */
@media (max-width: 768px) {
    .hero-footer {
        position: absolute;
        bottom: 0;
        padding: var(--spacing-xs) 0;
    }
    
    .footer-content {
        flex-direction: row;
        justify-content: space-between;
        text-align: center;
        gap: var(--spacing-xs);
        flex-wrap: wrap;
    }
    
    .footer-links {
        order: 1;
        flex: 1;
        justify-content: flex-start;
    }
    
    .footer-social {
        order: 2;
        flex: 0 0 auto;
    }
    
    .footer-copyright {
        order: 3;
        flex: 1;
        justify-content: flex-end;
    }
    
    .copyright-text {
        white-space: nowrap;
        text-align: right;
        font-size: 10px;
    }
}

@media (max-width: 480px) {
    .hero-footer {
        padding: var(--spacing-xs) 0;
        position: absolute;
        bottom: 0;
    }
    
    .footer-content {
        gap: var(--spacing-xs);
        flex-wrap: nowrap;
        align-items: center;
    }
    
    .footer-links {
        gap: var(--spacing-xs);
        flex: 0 0 auto;
    }
    
    .footer-link {
        padding: 2px var(--spacing-xs);
        font-size: 10px;
    }
    
    .footer-divider {
        font-size: 10px;
        margin: 0 2px;
    }
    
    .social-link {
        width: 28px;
        height: 28px;
    }
    
    .social-icon {
        font-size: 12px;
    }
    
    .footer-social {
        gap: var(--spacing-xs);
    }
    
    .copyright-text {
        font-size: 9px;
    }
}

/* Ultra-compact footer for very short screens */
@media (max-height: 500px) {
    .hero-footer {
        padding: 2px 0;
        position: absolute;
        bottom: 0;
    }
    
    .footer-content {
        gap: var(--spacing-xs);
    }
    
    .footer-link {
        padding: 1px var(--spacing-xs);
        font-size: 9px;
    }
    
    .social-link {
        width: 24px;
        height: 24px;
    }
    
    .social-icon {
        font-size: 10px;
    }
    
    .copyright-text {
        font-size: 8px;
    }
}

/* Focus styles for footer links */
.footer-link:focus,
.social-link:focus {
    outline: 2px solid var(--secondary-color);
    outline-offset: 2px;
}

/* Info Modal Styles (for Privacy, Terms, Support) */
.info-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1001;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.info-modal.active {
    opacity: 1;
    visibility: visible;
}

.info-modal .modal-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(10px);
}

.info-modal .modal-content {
    position: relative;
    max-width: 600px;
    max-height: 80vh;
    width: 90vw;
    background: var(--background-white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-direction: column;
    transform: scale(0.9);
    transition: transform var(--transition-base);
    overflow: hidden;
}

.info-modal.active .modal-content {
    transform: scale(1);
}

.info-modal .modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    background: var(--background-light);
}

.info-modal .modal-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.info-modal .modal-close {
    background: none;
    border: none;
    font-size: var(--font-size-2xl);
    color: var(--text-secondary);
    cursor: pointer;
    padding: var(--spacing-sm);
    border-radius: var(--border-radius);
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
}

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

.info-modal .modal-body {
    flex: 1;
    padding: var(--spacing-lg);
    overflow-y: auto;
    max-height: calc(80vh - 120px);
}

.info-modal .modal-text {
    line-height: 1.6;
}

.info-modal .modal-text h4 {
    color: var(--text-primary);
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
}

.info-modal .modal-text h4:first-child {
    margin-top: 0;
}

.info-modal .modal-text p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.info-modal .modal-text ul {
    margin: var(--spacing-sm) 0 var(--spacing-md) var(--spacing-lg);
    color: var(--text-secondary);
}

.info-modal .modal-text li {
    margin-bottom: var(--spacing-xs);
}

.info-modal .modal-text strong {
    color: var(--text-primary);
    font-weight: 600;
}

/* Responsive adjustments for info modals */
@media (max-width: 768px) {
    .info-modal .modal-content {
        max-height: 90vh;
        width: 95vw;
        margin: var(--spacing-md);
    }
    
    .info-modal .modal-header {
        padding: var(--spacing-md);
    }
    
    .info-modal .modal-body {
        padding: var(--spacing-md);
        max-height: calc(90vh - 100px);
    }
    
    .info-modal .modal-title {
        font-size: var(--font-size-lg);
    }
}

@media (max-width: 480px) {
    .info-modal .modal-content {
        width: 100vw;
        height: 100vh;
        max-height: 100vh;
        border-radius: 0;
        margin: 0;
    }
    
    .info-modal .modal-body {
        max-height: calc(100vh - 80px);
    }
}

/* Focus styles for info modal elements */
.info-modal .modal-close:focus {
    outline: 2px solid var(--secondary-color);
    outline-offset: 2px;
}

/* Scrollbar styling for modal content */
.info-modal .modal-body::-webkit-scrollbar {
    width: 6px;
}

.info-modal .modal-body::-webkit-scrollbar-track {
    background: var(--background-light);
}

.info-modal .modal-body::-webkit-scrollbar-thumb {
    background: var(--text-secondary);
    border-radius: 3px;
}

.info-modal .modal-body::-webkit-scrollbar-thumb:hover {
    background: var(--text-primary);
}/* Enhanced interaction states for single-page design */
.download-btn.clicked {
    transform: scale(0.95);
    transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.hovered {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.focused {
    outline: 2px solid #1F4788;
    outline-offset: 2px;
    border-radius: 4px;
}

.touched {
    transform: scale(0.98);
    opacity: 0.9;
}

/* Micro-interactions for enhanced single-page experience */
.micro-bounce {
    animation: micro-bounce 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

@keyframes micro-bounce {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.micro-shake {
    animation: micro-shake 0.5s ease-in-out;
}

@keyframes micro-shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

.micro-glow {
    position: relative;
    overflow: hidden;
}

.micro-glow::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;
}

.micro-glow:hover::before {
    left: 100%;
}

.ripple-effect {
    position: relative;
    overflow: hidden;
}

.ripple-effect::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.ripple-effect:active::after {
    width: 300px;
    height: 300px;
}

/* Enhanced visual feedback for user actions */
.success-feedback {
    animation: success-pulse 0.8s ease-out;
}

@keyframes success-pulse {
    0% { 
        box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
        transform: scale(1);
    }
    70% { 
        box-shadow: 0 0 0 10px rgba(16, 185, 129, 0);
        transform: scale(1.02);
    }
    100% { 
        box-shadow: 0 0 0 0 rgba(16, 185, 129, 0);
        transform: scale(1);
    }
}

.error-feedback {
    animation: error-shake 0.6s ease-in-out;
}

@keyframes error-shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
    20%, 40%, 60%, 80% { transform: translateX(5px); }
}

/* Content hierarchy optimization for single viewport */
.content-priority-1 {
    z-index: 100;
    position: relative;
}

.content-priority-2 {
    z-index: 90;
    position: relative;
}

.content-priority-3 {
    z-index: 80;
    position: relative;
}

/* Visual hierarchy enhancements */
.primary-content {
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
}

.secondary-content {
    font-weight: 500;
    color: var(--text-secondary);
    line-height: 1.4;
}

.tertiary-content {
    font-weight: 400;
    color: rgba(var(--text-secondary), 0.8);
    line-height: 1.6;
}

/* Attention-grabbing elements */
.attention-grabber {
    position: relative;
}

.attention-grabber::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    border-radius: inherit;
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.attention-grabber:hover::before {
    opacity: 1;
}

/* Progressive disclosure for information density */
.expandable-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
}

.expandable-content.expanded {
    max-height: 200px;
}

.expand-trigger {
    cursor: pointer;
    user-select: none;
    transition: transform 0.2s ease;
}

.expand-trigger:hover {
    transform: scale(1.05);
}

.expand-trigger.expanded {
    transform: rotate(180deg);
}

/* Modal enhancements for single-page interactions */
.info-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.info-modal.active {
    opacity: 1;
    visibility: visible;
}

.info-modal .modal-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
}

.info-modal .modal-content {
    position: relative;
    background: white;
    border-radius: 12px;
    max-width: 90vw;
    max-height: 90vh;
    width: 600px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    transform: scale(0.9) translateY(20px);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
}

.info-modal.active .modal-content {
    transform: scale(1) translateY(0);
}

.info-modal .modal-header {
    padding: 24px 24px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid #e5e7eb;
    margin-bottom: 24px;
}

.info-modal .modal-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: #1F4788;
    margin: 0;
}

.info-modal .modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 8px;
    border-radius: 50%;
    transition: background-color 0.2s ease;
    color: #6b7280;
}

.info-modal .modal-close:hover {
    background-color: #f3f4f6;
    color: #374151;
}

.info-modal .modal-body {
    padding: 0 24px 24px;
    max-height: 60vh;
    overflow-y: auto;
}

.info-modal .modal-text {
    line-height: 1.6;
    color: #374151;
}

.info-modal .modal-text h4 {
    color: #1F4788;
    margin-top: 1.5rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.info-modal .modal-text p {
    margin-bottom: 1rem;
}

.info-modal .modal-text ul {
    margin-left: 1.5rem;
    margin-bottom: 1rem;
}

.info-modal .modal-text li {
    margin-bottom: 0.5rem;
}

/* Screenshot modal enhancements */
.screenshot-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.screenshot-modal.active {
    opacity: 1;
    visibility: visible;
}

.screenshot-modal .modal-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(4px);
}

.screenshot-modal .modal-content {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    transform: scale(0.9);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.screenshot-modal.active .modal-content {
    transform: scale(1);
}

.screenshot-modal .modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 0;
    color: white;
}

.screenshot-modal .modal-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin: 0;
}

.screenshot-modal .modal-close {
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 8px 12px;
    border-radius: 50%;
    transition: background-color 0.2s ease;
}

.screenshot-modal .modal-close:hover {
    background: rgba(255, 255, 255, 0.2);
}

.screenshot-modal .modal-body {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.screenshot-modal .modal-screenshot {
    max-width: 100%;
    max-height: 70vh;
    border-radius: 8px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    transition: opacity 0.3s ease;
}

.screenshot-modal .modal-screenshot.loading {
    opacity: 0.5;
}

.screenshot-modal .modal-screenshot.loaded {
    opacity: 1;
}

.screenshot-modal .modal-navigation {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0 20px;
    pointer-events: none;
}

.screenshot-modal .modal-nav-btn {
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: white;
    font-size: 2rem;
    cursor: pointer;
    padding: 12px 16px;
    border-radius: 50%;
    transition: all 0.2s ease;
    pointer-events: auto;
    backdrop-filter: blur(4px);
}

.screenshot-modal .modal-nav-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.1);
}

.screenshot-modal .modal-nav-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

/* Smooth state transitions */
.smooth-transition {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Loading states */
.loading-state {
    position: relative;
    overflow: hidden;
}

.loading-state::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    animation: loading-shimmer 1.5s infinite;
}

@keyframes loading-shimmer {
    0% { left: -100%; }
    100% { left: 100%; }
}

/* Accessibility enhancements */
@media (prefers-reduced-motion: reduce) {
    .info-modal,
    .screenshot-modal,
    .smooth-transition,
    .hovered,
    .focused,
    .touched,
    .download-btn.clicked {
        transition: none !important;
        animation: none !important;
        transform: none !important;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .focused {
        outline: 3px solid;
        outline-offset: 2px;
    }
    
    .info-modal .modal-content,
    .screenshot-modal .modal-content {
        border: 2px solid;
    }
}

/* Mobile-specific modal adjustments */
@media (max-width: 768px) {
    .info-modal .modal-content {
        width: 95vw;
        max-height: 85vh;
        margin: 20px;
    }
    
    .info-modal .modal-header,
    .info-modal .modal-body {
        padding-left: 16px;
        padding-right: 16px;
    }
    
    .screenshot-modal .modal-navigation {
        padding: 0 10px;
    }
    
    .screenshot-modal .modal-nav-btn {
        padding: 8px 12px;
        font-size: 1.5rem;
    }
}
* Screen reader only content */
.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;
}

/* Skip link styling */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: #1F4788;
    color: white;
    padding: 8px;
    text-decoration: none;
    border-radius: 4px;
    z-index: 1000;
    transition: top 0.3s ease;
}

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

/* Focus indicators for better accessibility */
*:focus {
    outline: 2px solid #1F4788;
    outline-offset: 2px;
}

/* Remove outline for mouse users, keep for keyboard users */
.js-focus-visible *:focus:not(.focus-visible) {
    outline: none;
}

/* Enhanced focus styles for interactive elements */
button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
[tabindex]:focus-visible {
    outline: 2px solid #1F4788;
    outline-offset: 2px;
    border-radius: 4px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    *:focus {
        outline: 3px solid;
        outline-offset: 3px;
    }
    
    .modal-backdrop {
        background: rgba(0, 0, 0, 0.8) !important;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .skip-link {
        transition: none;
    }
}

/* Color contrast improvements */
.hero-description {
    color: #374151;
    font-weight: 400;
}

.footer-link {
    color: #6b7280;
    text-decoration: underline;
}

.footer-link:hover,
.footer-link:focus {
    color: #1F4788;
    text-decoration: none;
}

/* Ensure sufficient color contrast for all text */
.hero-stats .stat-label {
    color: #6b7280;
    font-weight: 500;
}

.feature-text {
    color: #374151;
    font-weight: 500;
}/* Fea
ture Screenshots Layout */
.feature-screenshots {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    max-width: 500px;
    margin: 0 auto;
}

.feature-screenshot-item {
    position: relative;
}

.feature-thumb {
    position: relative;
    aspect-ratio: 9/16;
    border-radius: var(--border-radius);
    overflow: hidden;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow-md);
    background: var(--background-light);
}

.feature-thumb:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.feature-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.feature-thumb:hover img {
    transform: scale(1.05);
}

.feature-thumb-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: white;
    padding: var(--spacing-md) var(--spacing-sm);
    text-align: center;
    transition: background 0.3s ease;
}

.feature-thumb:hover .feature-thumb-overlay {
    background: linear-gradient(transparent, rgba(31, 71, 136, 0.9));
}

.feature-thumb-overlay .feature-icon {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-xs);
    display: block;
}

.feature-thumb-overlay .feature-text {
    font-size: var(--font-size-sm);
    font-weight: 600;
    display: block;
}

/* App Showcase Badge */
.app-showcase {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.showcase-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: rgba(31, 71, 136, 0.1);
    color: #1F4788;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: 20px;
    font-size: var(--font-size-sm);
    font-weight: 500;
    border: 1px solid rgba(31, 71, 136, 0.2);
}

.showcase-arrow {
    animation: bounce-arrow 2s infinite;
}

@keyframes bounce-arrow {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-4px);
    }
    60% {
        transform: translateY(-2px);
    }
}

/* Responsive adjustments for feature screenshots */
@media (max-width: 768px) {
    .feature-screenshots {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--spacing-sm);
        max-width: 350px;
    }
    
    .feature-thumb-overlay .feature-icon {
        font-size: 1.2rem;
        margin-bottom: 2px;
    }
    
    .feature-thumb-overlay .feature-text {
        font-size: var(--font-size-xs);
    }
}

@media (max-width: 480px) {
    .feature-screenshots {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--spacing-xs);
        max-width: 300px;
    }
    
    .feature-thumb {
        aspect-ratio: 3/4;
    }
    
    .feature-thumb-overlay {
        padding: var(--spacing-xs);
    }
    
    .feature-thumb-overlay .feature-icon {
        font-size: 1rem;
        margin-bottom: 1px;
    }
    
    .feature-thumb-overlay .feature-text {
        font-size: 10px;
    }
    
    .showcase-badge {
        font-size: var(--font-size-xs);
        padding: var(--spacing-xs) var(--spacing-sm);
    }
}

/* Focus states for accessibility */
.feature-thumb:focus {
    outline: 2px solid #1F4788;
    outline-offset: 2px;
}

.feature-thumb:focus-visible {
    outline: 2px solid #1F4788;
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .feature-thumb-overlay {
        background: linear-gradient(transparent, rgba(0, 0, 0, 0.9));
    }
    
    .feature-thumb:hover .feature-thumb-overlay {
        background: linear-gradient(transparent, rgba(0, 0, 0, 1));
    }
    
    .showcase-badge {
        background: white;
        color: black;
        border: 2px solid black;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .feature-thumb,
    .feature-thumb img,
    .feature-thumb-overlay,
    .showcase-arrow {
        transition: none;
        animation: none;
        transform: none;
    }
    
    .feature-thumb:hover {
        transform: none;
    }
    
    .feature-thumb:hover img {
        transform: none;
    }
}

/* Loading states for feature screenshots */
.feature-thumb.loading {
    background: var(--background-light);
}

.feature-thumb.loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    animation: loading-shimmer 1.5s infinite;
}

.feature-thumb img.loaded {
    opacity: 1;
}

.feature-thumb img.loading {
    opacity: 0.7;
}

/* Touch device optimizations */
@media (hover: none) and (pointer: coarse) {
    .feature-thumb:hover {
        transform: none;
        box-shadow: var(--shadow-md);
    }
    
    .feature-thumb:hover img {
        transform: none;
    }
    
    .feature-thumb:active {
        transform: scale(0.98);
    }
}

/* Ensure proper spacing in different layouts */
.hero-features {
    margin: var(--spacing-lg) 0;
}

@media (max-width: 768px) {
    .hero-features {
        margin: var(--spacing-md) 0;
    }
}

@media (max-height: 600px) {
    .hero-features {
        margin: var(--spacing-sm) 0;
    }
    
    .feature-screenshots {
        gap: var(--spacing-xs);
    }
}

@media (max-height: 500px) {
    .hero-features {
        margin: var(--spacing-xs) 0;
    }
    
    .feature-thumb {
        aspect-ratio: 1/1;
    }
    
    .feature-thumb-overlay {
        padding: 2px var(--spacing-xs);
    }
    
    .feature-thumb-overlay .feature-icon {
        display: none;
    }
    
    .feature-thumb-overlay .feature-text {
        font-size: 9px;
    }
}/* Promp
t styling for re-engagement */
.prompt-content {
    text-align: center;
}

.prompt-icon {
    font-size: 24px;
    margin-bottom: 8px;
}

.prompt-text {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.prompt-actions {
    display: flex;
    gap: 8px;
    justify-content: center;
}

.prompt-btn {
    padding: 8px 16px;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    min-height: 36px;
}

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

.prompt-btn.primary:hover {
    background: var(--secondary-color);
    transform: translateY(-1px);
}

.prompt-btn.secondary {
    background: var(--background-light);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

.prompt-btn.secondary:hover {
    background: var(--background-white);
    color: var(--text-primary);
    transform: translateY(-1px);
}

/* Smart tooltip styling */
.smart-tooltip {
    font-family: var(--font-family);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    backdrop-filter: blur(10px);
}

.smart-tooltip::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 6px solid transparent;
    border-top-color: rgba(0, 0, 0, 0.9);
}

/* Micro-feedback styling */
.micro-feedback {
    font-family: var(--font-family);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.micro-feedback-success {
    background: linear-gradient(135deg, #10B981, #059669) !important;
}

.micro-feedback-error {
    background: linear-gradient(135deg, #EF4444, #DC2626) !important;
}

.micro-feedback-info {
    background: linear-gradient(135deg, #3B82F6, #2563EB) !important;
}

/* Enhanced visual hierarchy */
.primary-content {
    position: relative;
}

.primary-content::before {
    content: '';
    position: absolute;
    left: -4px;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--primary-color);
    border-radius: 2px;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.primary-content:hover::before {
    opacity: 1;
}

/* Performance optimizations for single-page layout */
.gpu-accelerated {
    transform: translateZ(0);
    backface-visibility: hidden;
    perspective: 1000px;
}

.will-change-transform {
    will-change: transform;
}

.will-change-opacity {
    will-change: opacity;
}

/* Accessibility enhancements */
.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;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .prompt-btn.primary {
        border: 2px solid white;
    }
    
    .prompt-btn.secondary {
        border: 2px solid black;
    }
    
    .smart-tooltip {
        border: 1px solid white;
    }
    
    .micro-feedback {
        border: 2px solid white;
    }
}

/* Reduced data mode optimizations */
@media (prefers-reduced-data: reduce) {
    .micro-glow::before,
    .attention-grabber::before {
        display: none;
    }
    
    .geometric-pattern::before,
    .geometric-pattern::after {
        display: none;
    }
}

/* Print optimizations */
@media print {
    .reengagement-prompt,
    .smart-tooltip,
    .micro-feedback,
    .floating-elements {
        display: none !important;
    }
}

/* Dark mode enhancements */
@media (prefers-color-scheme: dark) {
    .prompt-content {
        background: var(--background-white);
        color: var(--text-primary);
    }
    
    .prompt-btn.secondary {
        background: var(--background-light);
        border-color: var(--border-color);
    }
    
    .smart-tooltip {
        background: rgba(255, 255, 255, 0.9);
        color: var(--text-primary);
    }
    
    .smart-tooltip::after {
        border-top-color: rgba(255, 255, 255, 0.9);
    }
}

/* Mobile-specific optimizations for micro-interactions */
@media (max-width: 768px) {
    .prompt-content {
        padding: 16px;
    }
    
    .prompt-actions {
        flex-direction: column;
        gap: 8px;
    }
    
    .prompt-btn {
        width: 100%;
        min-height: 44px;
    }
    
    .smart-tooltip {
        font-size: 11px;
        padding: 6px 10px;
        max-width: 150px;
    }
    
    .micro-feedback {
        top: 10px;
        right: 10px;
        left: 10px;
        transform: translateY(-100%);
        font-size: 13px;
    }
    
    .micro-feedback.show {
        transform: translateY(0);
    }
}

/* Ultra-compact mode for very small screens */
@media (max-width: 320px) {
    .reengagement-prompt {
        bottom: 10px;
        right: 10px;
        left: 10px;
        max-width: none;
    }
    
    .prompt-text {
        font-size: 14px;
    }
    
    .prompt-btn {
        font-size: 13px;
        padding: 6px 12px;
    }
}

/* Landscape mobile optimizations */
@media (max-width: 767px) and (orientation: landscape) {
    .reengagement-prompt {
        bottom: 10px;
        right: 10px;
        max-width: 250px;
    }
    
    .prompt-actions {
        flex-direction: row;
    }
    
    .prompt-btn {
        width: auto;
        min-height: 36px;
    }
}