:root {
    /* Colors - ZenoPay Branding Preserved */
    --primary: #dc3546;
    --primary-dark: #a82b3a;
    --secondary: #2d3748;
    --dark: #1a202c;
    --light: #f8fafc;
    --gray: #e2e8f0;
    --dark-gray: #64748b;
    
    /* Modern Color Extensions */
    --primary-light: color-mix(in srgb, var(--primary) 10%, white);
    --primary-alpha-10: color-mix(in srgb, var(--primary) 10%, transparent);
    --primary-alpha-20: color-mix(in srgb, var(--primary) 20%, transparent);
    --surface-glass: color-mix(in srgb, white 95%, transparent);
    --surface-elevated: #ffffff;
    --border-subtle: color-mix(in srgb, var(--gray) 50%, transparent);
    
    /* Typography */
    --font-sans: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'Fira Code', 'SF Mono', ui-monospace, monospace;
    
    /* Fluid Typography */
    --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
    --text-sm: clamp(0.875rem, 0.8rem + 0.375vw, 1rem);
    --text-base: clamp(1rem, 0.9rem + 0.5vw, 1.125rem);
    --text-lg: clamp(1.125rem, 1rem + 0.625vw, 1.25rem);
    --text-xl: clamp(1.25rem, 1.1rem + 0.75vw, 1.5rem);
    --text-2xl: clamp(1.5rem, 1.3rem + 1vw, 2rem);
    --text-3xl: clamp(2rem, 1.7rem + 1.5vw, 3rem);
    --text-4xl: clamp(2.5rem, 2rem + 2.5vw, 4rem);
    
    /* Fluid Spacing */
    --space-3xs: clamp(0.25rem, 0.2rem + 0.25vw, 0.375rem);
    --space-2xs: clamp(0.375rem, 0.3rem + 0.375vw, 0.5rem);
    --space-xs: clamp(0.5rem, 0.4rem + 0.5vw, 0.75rem);
    --space-sm: clamp(0.75rem, 0.6rem + 0.75vw, 1rem);
    --space-md: clamp(1rem, 0.8rem + 1vw, 1.5rem);
    --space-lg: clamp(1.5rem, 1.2rem + 1.5vw, 2rem);
    --space-xl: clamp(2rem, 1.6rem + 2vw, 3rem);
    --space-2xl: clamp(3rem, 2.4rem + 3vw, 4rem);
    --space-3xl: clamp(4rem, 3.2rem + 4vw, 6rem);
    
    /* Modern Borders & Radius */
    --radius-xs: 0.125rem;
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Advanced Shadows */
    --shadow-xs: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-sm: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --shadow-glow: 0 0 20px var(--primary-alpha-20);
    --shadow-colored: 0 8px 32px var(--primary-alpha-10);
    
    /* Animation & Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 500ms cubic-bezier(0.68, -0.55, 0.265, 1.55);
    
    /* Layout */
    --container-xs: 20rem;
    --container-sm: 24rem;
    --container-md: 28rem;
    --container-lg: 32rem;
    --container-xl: 36rem;
    --container-2xl: 42rem;
    --container-full: 1400px;
}

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

html {
    scroll-behavior: smooth;
    text-size-adjust: 100%;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-sans);
    font-size: var(--text-base);
    line-height: 1.6;
    color: var(--dark);
    background-color: white;
    font-feature-settings: 'kern' 1, 'liga' 1, 'calt' 1;
    text-rendering: optimizeLegibility;
}

/* Modern Container with Intrinsic Layout */
.container {
    width: min(100% - var(--space-md) * 2, var(--container-full));
    margin-inline: auto;
    container-type: inline-size;
}

/* Focus Management */
:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

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

/* No scroll class */
.no-scroll {
    overflow: hidden;
}

/* Modern Button System */
.btn {
    --btn-padding-x: var(--space-md);
    --btn-padding-y: var(--space-sm);
    --btn-border-radius: var(--radius-lg);
    --btn-font-weight: 500;
    
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    padding: var(--btn-padding-y) var(--btn-padding-x);
    border: 1px solid transparent;
    border-radius: var(--btn-border-radius);
    font-family: inherit;
    font-size: var(--text-sm);
    font-weight: var(--btn-font-weight);
    line-height: 1;
    text-align: center;
    white-space: nowrap;
    user-select: none;
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    opacity: 0;
    transition: opacity var(--transition-base);
    pointer-events: none;
}

.btn:hover::before {
    opacity: 1;
}

.btn:active {
    transform: translateY(1px);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    border-color: var(--primary);
    box-shadow: var(--shadow-sm), var(--shadow-colored);
}

.btn-primary::before {
    background: linear-gradient(135deg, white 0%, rgba(255,255,255,0.1) 100%);
}

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

.btn-outline {
    background: var(--surface-glass);
    color: var(--primary);
    border-color: var(--primary-alpha-20);
    backdrop-filter: blur(10px);
}

.btn-outline::before {
    background: var(--primary-alpha-10);
}

.btn-outline:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
}

/* Glassmorphism Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--surface-glass);
    backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid var(--border-subtle);
    z-index: 100;
    padding: var(--space-sm) 0;
    transition: all var(--transition-base);
}

.header::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, 
        transparent 0%, 
        var(--primary-alpha-10) 50%, 
        transparent 100%);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.header:hover::before {
    opacity: 1;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 var(--space-md);
}

.logo-container {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    z-index: 100;
}

.logo {
    height: 32px;
    width: auto;
    transition: transform var(--transition-base);
}

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

.logo-text {
    font-weight: 700;
    font-size: var(--text-lg);
    color: var(--primary);
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    z-index: 1; /* Keep it at a low z-index */
}


/* Ensure slider/modal elements have higher z-index */
.slider,
.modal,
.dropdown {
    z-index: 1000; /* Higher than logo */
}

/* Mobile menu toggle */
.mobile-menu-toggle {
    display: none;
    background: transparent;
    border: none;
    color: var(--dark);
    font-size: var(--text-2xl);
    cursor: pointer;
    z-index: 101;
    padding: var(--space-xs);
    transition: transform var(--transition-base);
}

.mobile-menu-toggle:hover {
    transform: scale(1.1);
}

.mobile-menu-toggle.active {
    transform: rotate(90deg);
}

/* Navigation */
.nav {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    transition: all var(--transition-base);
}

.nav-link {
    position: relative;
    font-weight: 500;
    color: var(--dark-gray);
    transition: all var(--transition-base);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-md);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--primary-dark));
    transition: all var(--transition-base);
    transform: translateX(-50%);
}

.nav-link:hover {
    color: var(--primary);
    background: var(--primary-alpha-10);
}

.nav-link:hover::after {
    width: 100%;
}

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

/* Mobile menu overlay */
.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.25);
    backdrop-filter: blur(5px);
    z-index: 99;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-slow);
}

.mobile-menu-overlay.active {
    opacity: 1;
    pointer-events: all;
}

/* Main content with proper spacing for fixed header */
.main-content {
    padding-top: 66px;
}

/* Enhanced Hero Section */
.hero {
    position: relative;
    padding: var(--space-3xl) 0 var(--space-2xl);
    background: 
        radial-gradient(circle at 20% 80%, var(--primary-alpha-10) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, var(--primary-alpha-10) 0%, transparent 50%),
        linear-gradient(180deg, white 0%, var(--light) 100%);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 100%;
    background: 
        linear-gradient(45deg, transparent 49%, var(--primary-alpha-10) 50%, transparent 51%),
        linear-gradient(-45deg, transparent 49%, var(--primary-alpha-10) 50%, transparent 51%);
    background-size: 60px 60px;
    opacity: 0.3;
    animation: float 20s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(180deg); }
}

.hero .container {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero-content {
    position: relative;
    max-width: 65ch;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    width: 100%;
}

.hero-title {
    font-size: var(--text-4xl);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--space-md);
    color: var(--dark);
    background: linear-gradient(135deg, var(--dark) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-wrap: balance;
}

.hero-subtitle {
    font-size: var(--text-xl);
    color: var(--dark-gray);
    margin-bottom: var(--space-xl);
    text-wrap: pretty;
    line-height: 1.5;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    margin-bottom: var(--space-2xl);
    justify-content: center;
}

.hero-illustration {
    width: 100%;
    display: flex;
    justify-content: center;
    margin-top: var(--space-xl);
}

/* Modern Code Snippet */
.code-snippet {
    background: var(--secondary);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    max-width: min(100%, 600px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
}

.code-snippet::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
}

.code-header {
    display: flex;
    align-items: center;
    padding: var(--space-md);
    background: linear-gradient(135deg, #1f2937 0%, #111827 100%);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.code-dots {
    display: flex;
    gap: var(--space-xs);
}

.code-dot {
    width: 12px;
    height: 12px;
    border-radius: var(--radius-full);
    transition: transform var(--transition-base);
}

.code-dot:hover {
    transform: scale(1.2);
}

.code-dot.red { background: #ef4444; }
.code-dot.yellow { background: #f59e0b; }
.code-dot.green { background: #10b981; }

.code-title {
    margin-left: var(--space-md);
    color: var(--gray);
    font-family: var(--font-mono);
    font-size: var(--text-sm);
    font-weight: 500;
}

pre {
    margin: 0;
    padding: var(--space-lg);
    overflow-x: auto;
    font-family: var(--font-mono);
    font-size: var(--text-sm);
    line-height: 1.6;
    color: #e5e7eb;
    background: linear-gradient(135deg, var(--secondary) 0%, #1f2937 100%);
}

pre::-webkit-scrollbar {
    height: 8px;
}

pre::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
}

pre::-webkit-scrollbar-thumb {
    background: var(--primary);
    border-radius: var(--radius-sm);
}

/* Features with Bento Grid */
.features {
    padding: var(--space-3xl) 0;
    background: 
        radial-gradient(circle at 50% 0%, var(--primary-alpha-10) 0%, transparent 50%);
}

.section-title {
    font-size: var(--text-3xl);
    font-weight: 800;
    text-align: center;
    margin-bottom: var(--space-sm);
    color: var(--dark);
    text-wrap: balance;
}

.section-subtitle {
    text-align: center;
    color: var(--dark-gray);
    font-size: var(--text-lg);
    margin-bottom: var(--space-2xl);
    max-width: 60ch;
    margin-inline: auto;
    text-wrap: pretty;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(300px, 100%), 1fr));
    gap: var(--space-lg);
    container-type: inline-size;
}

.feature-card {
    position: relative;
    background: var(--surface-elevated);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    border: 1px solid var(--border-subtle);
    transition: all var(--transition-base);
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--primary-alpha-10) 0%, transparent 50%);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-alpha-20);
}

.feature-card:hover::before {
    opacity: 1;
}

.feature-icon {
    position: relative;
    margin-bottom: var(--space-lg);
    z-index: 1;
}

.feature-icon i {
    font-size: var(--text-2xl);
    color: var(--primary);
}

.feature-title {
    position: relative;
    font-size: var(--text-xl);
    font-weight: 700;
    margin-bottom: var(--space-md);
    color: var(--dark);
    z-index: 1;
}

.feature-description {
    position: relative;
    color: var(--dark-gray);
    line-height: 1.6;
    z-index: 1;
}

/* Modern Implementations */
.implementations {
    padding: var(--space-3xl) 0;
    background: var(--light);
}

.implementation-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(350px, 100%), 1fr));
    gap: var(--space-xl);
}

.implementation-card {
    position: relative;
    background: var(--surface-elevated);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    border: 1px solid var(--border-subtle);
    transition: all var(--transition-slow);
    box-shadow: var(--shadow-sm);
}

.implementation-card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: var(--shadow-2xl);
}

.card-header {
    position: relative;
    padding: var(--space-xl);
    background: linear-gradient(135deg, var(--secondary) 0%, var(--dark) 100%);
    color: white;
    overflow: hidden;
}

.card-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
}

.card-header h3 {
    font-weight: 700;
    font-size: var(--text-xl);
    position: relative;
    z-index: 1;
}

.card-badge {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    box-shadow: var(--shadow-md);
}

.card-content {
    padding: var(--space-xl);
}

.card-features {
    list-style: none;
    margin-top: var(--space-lg);
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.card-features li {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-xs);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.card-features li:hover {
    background: var(--primary-alpha-10);
    transform: translateX(4px);
}

.card-features i {
    margin-right: var(--space-xs);
    font-size: var(--text-sm);
}

.card-features .fa-check-circle {
    color: #10b981;
}

.card-features .fa-times-circle {
    color: #ef4444;
}

.card-features .fa-info-circle {
    color: #f59e0b;
}

.card-footer {
    padding: var(--space-xl);
    padding-top: 0;
    text-align: center;
}

/* Resources Grid */
.resources {
    padding: var(--space-3xl) 0;
    background: 
        radial-gradient(circle at 80% 20%, var(--primary-alpha-10) 0%, transparent 50%);
}

.resources-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(280px, 100%), 1fr));
    gap: var(--space-xl);
}

.resource-card {
    position: relative;
    background: var(--surface-elevated);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    border: 1px solid var(--border-subtle);
    transition: all var(--transition-base);
    overflow: hidden;
}

.resource-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--primary-dark));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

.resource-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-alpha-20);
}

.resource-card:hover::before {
    transform: scaleX(1);
}

.resource-title {
    font-size: var(--text-xl);
    font-weight: 700;
    margin-bottom: var(--space-md);
    color: var(--dark);
}

.resource-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    margin-top: var(--space-lg);
    color: var(--primary);
    font-weight: 600;
    font-size: var(--text-sm);
    transition: all var(--transition-base);
}

.resource-link:hover {
    transform: translateX(4px);
    color: var(--primary-dark);
}

/* Modern CTA */
.cta {
    position: relative;
    padding: var(--space-3xl) 0;
    background: linear-gradient(135deg, var(--secondary) 0%, var(--dark) 100%);
    color: white;
    text-align: center;
    overflow: hidden;
}

.cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 80%, var(--primary-alpha-20) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, var(--primary-alpha-20) 0%, transparent 50%);
    animation: pulse 4s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

.cta-title {
    position: relative;
    font-size: var(--text-3xl);
    font-weight: 800;
    margin-bottom: var(--space-md);
    z-index: 1;
    text-wrap: balance;
}

.cta-subtitle {
    position: relative;
    font-size: var(--text-xl);
    margin-bottom: var(--space-xl);
    opacity: 0.9;
    z-index: 1;
    text-wrap: pretty;
}

.cta-buttons {
    position: relative;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--space-md);
    z-index: 1;
}

/* Enhanced Footer - Updated to touch edges */
.footer {
    background: linear-gradient(135deg, var(--dark) 0%, #0f172a 100%);
    color: white;
    padding: var(--space-3xl) 0 0;
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary-alpha-20), transparent);
}

/* Override container for footer to make it full-width */
.footer .container {
    padding-left: 0;
    padding-right: 0;
    width: 100%;
    max-width: none;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(250px, 100%), 1fr));
    gap: var(--space-2xl);
    margin-bottom: var(--space-2xl);
    padding: 0 var(--space-md); /* Add padding here instead */
}

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    height: 40px;
    margin-bottom: var(--space-md);
    transition: transform var(--transition-base);
}

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

.footer-text {
    color: var(--gray);
    line-height: 1.6;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--space-2xl);
}

.footer-column {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.footer-title {
    font-weight: 700;
    margin-bottom: var(--space-md);
    color: white;
    font-size: var(--text-lg);
}

.footer-link {
    color: var(--gray);
    transition: all var(--transition-base);
    padding: var(--space-xs) 0;
    border-radius: var(--radius-sm);
}

.footer-link:hover {
    color: var(--primary);
    transform: translateX(4px);
}

.footer-bottom {
    padding: var(--space-xl) var(--space-md); /* Add horizontal padding here too */
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    background: rgba(0, 0, 0, 0.2);
}

.copyright {
    color: var(--gray);
    font-size: var(--text-sm);
}

/* Container Queries */
@container (max-width: 768px) {
    .hero-buttons {
        justify-content: center;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
}

/* Modern Responsive Design */
@media (max-width: 768px) {
    .hero {
        padding: var(--space-2xl) 0;
        text-align: center;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background: var(--surface-glass);
        backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: center;
        padding: var(--space-2xl);
        gap: var(--space-lg);
        border-left: 1px solid var(--border-subtle);
        z-index: 100;
        transition: right var(--transition-slow);
    }
    
    .nav.active {
        right: 0;
    }
    
    .nav-link {
        width: 100%;
        text-align: center;
    }
    
    .features-grid,
    .implementation-cards,
    .resources-grid {
        grid-template-columns: 1fr;
    }
}

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

/* High Contrast Mode */
@media (prefers-contrast: high) {
    :root {
        --shadow-sm: 0 2px 4px rgba(0,0,0,0.3);
        --shadow-md: 0 4px 8px rgba(0,0,0,0.3);
        --shadow-lg: 0 8px 16px rgba(0,0,0,0.3);
    }
    
    .btn {
        border-width: 2px;
    }
}