/* Astera Technologies - Enhanced Stylesheet */
/* Graphene-inspired modern design with image backgrounds */

:root {
    /* Colors */
    --primary: #1a1a1a;
    --primary-dark: #0d0d0d;
    --primary-light: #252525;
    --surface: #ffffff;
    --surface-variant: #f8f9fa;
    --text-primary: #1a1a1a;
    --text-secondary: #6b7280;
    --text-muted: #9ca3af;
    --border: #e5e7eb;
    
    /* Accent colors for dark sections */
    --accent: #3d85c6;
    --accent-light: #5ba1d9;
    --accent-dark: #2b6a9e;
    --accent-gradient: linear-gradient(135deg, #3d85c6 0%, #5ba1d9 100%);
    
    /* Dark section text colors */
    --dark-text-primary: #ffffff;
    --dark-text-secondary: rgba(255, 255, 255, 0.75);
    --dark-text-muted: rgba(255, 255, 255, 0.5);
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px 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);
    
    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-display: 'Space Grotesk', system-ui, sans-serif;
    
    /* Spacing */
    --container-max: 1280px;
    --section-padding: 100px 0;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
}

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

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

body {
    font-family: var(--font-sans);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--surface);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

::selection {
    background: var(--accent);
    color: white;
}

:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

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

a:hover {
    color: var(--accent-dark);
}

/* Lists */
ul, ol {
    list-style: none;
}

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

/* Container */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

/* Typography */
h1, h2, h3, h4 {
    font-family: var(--font-display);
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); font-weight: 700; letter-spacing: -0.02em; }
h2 { font-size: clamp(2rem, 4vw, 3rem); font-weight: 700; letter-spacing: -0.01em; }
h3 { font-size: 1.5rem; font-weight: 600; }
h4 { font-size: 1.25rem; font-weight: 600; }

p {
    color: inherit;
    margin-bottom: 1rem;
}

/* Section Badges */
.section-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.375rem 1rem;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent);
    background: rgba(61, 133, 198, 0.1);
    border-radius: 100px;
    margin-bottom: 1.5rem;
}

.dark-section .section-badge {
    background: rgba(91, 161, 217, 0.2);
    color: var(--accent-light);
}

.section-title {
    text-align: center;
    margin-bottom: 1rem;
}

.section-subtitle {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 3rem;
}

.dark-section .section-subtitle {
    color: var(--dark-text-secondary);
}

/* Dark Section Styles */
.dark-section {
    color: var(--dark-text-primary);
}

.dark-section p {
    color: var(--dark-text-secondary);
}

/* Header */
.main-header {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    padding: 1rem 0;
    transition: var(--transition-base);
}

.main-header.scrolled {
    padding: 0.75rem 0;
    box-shadow: var(--shadow-md);
}

.main-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-icon {
    color: var(--accent);
    flex-shrink: 0;
}

.logo-text {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: 0.1em;
}

.logo-sub {
    font-size: 0.825rem;
    font-weight: 500;
    color: var(--text-muted);
    letter-spacing: 0.15em;
}

/* Navigation */
.main-nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.main-nav a {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
}

.main-nav a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: var(--transition-base);
}

.main-nav a:hover::after,
.main-nav a.active::after {
    width: 100%;
}

.main-nav a:hover,
.main-nav a.active {
    color: var(--text-primary);
}

.nav-investor {
    color: var(--accent) !important;
}

.nav-investor::after {
    background: var(--accent);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.hamburger {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    position: relative;
    transition: var(--transition-base);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition-base);
}

.hamburger::before {
    top: -6px;
}

.hamburger::after {
    bottom: -6px;
}

.mobile-menu-toggle[aria-expanded="true"] .hamburger {
    background: transparent;
}

.mobile-menu-toggle[aria-expanded="true"] .hamburger::before {
    transform: rotate(45deg);
    top: 0;
}

.mobile-menu-toggle[aria-expanded="true"] .hamburger::after {
    transform: rotate(-45deg);
    bottom: 0;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 2rem;
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    text-decoration: none;
    transition: var(--transition-base);
}

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

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

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

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

.btn-secondary:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.dark-section .btn-secondary {
    border-color: rgba(255, 255, 255, 0.3);
    color: white;
}

.dark-section .btn-secondary:hover {
    border-color: var(--accent-light);
    color: var(--accent-light);
}

.btn-block {
    width: 100%;
}

/* Hero Section */
.hero {
    margin-top: 70px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.85) 0%, rgba(20, 20, 30, 0.9) 100%);
}

.hero-bg {
    position: absolute;
    inset: 0;
    background-image: url('./hero-bg.jpg');
    background-size: cover;
    background-position: center;
    opacity: 0.4;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 20% 50%, rgba(61, 133, 198, 0.2) 0%, transparent 50%),
                radial-gradient(circle at 80% 30%, rgba(91, 161, 217, 0.15) 0%, transparent 40%);
}

@keyframes hexFloat {
    from { background-position: 0 0; }
    to { background-position: 60px 104px; }
}

.particle-canvas {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 700px;
    padding: 2rem 0;
}

.hero-badge {
    display: inline-block;
    padding: 0.5rem 1.25rem;
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent-light);
    background: rgba(91, 161, 217, 0.2);
    border-radius: 100px;
    margin-bottom: 1.5rem;
}

.hero h1 {
    color: white;
    margin-bottom: 1.5rem;
}

.hero-text {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
    line-height: 1.75;
}

/* Hero Stats */
.hero-stats {
    display: flex;
    gap: 3rem;
    margin: 2.5rem 0;
    flex-wrap: wrap;
}

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

.stat-number {
    display: block;
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent-light);
    margin-bottom: 0.25rem;
}

.stat-label {
    display: block;
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.7);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-cta .btn {
    min-width: 180px;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0.5), transparent);
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 0.3; transform: translateY(0); }
    50% { opacity: 1; transform: translateY(8px); }
}

/* Features Section - Light */
.features {
    padding: var(--section-padding);
    background: var(--surface);
    position: relative;
    overflow: hidden;
}

.features-bg {
    position: absolute;
    inset: 0;
    background-image: url('./features-bg.jpg');
    background-size: cover;
    background-position: center;
    opacity: 0.08;
    filter: grayscale(40%);
}

.features::before {
    content: '';
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(circle at 0% 0%, rgba(61, 133, 198, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 100% 100%, rgba(91, 161, 217, 0.03) 0%, transparent 50%);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    position: relative;
    z-index: 1;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    position: relative;
}

.feature-card {
    background: var(--surface);
    padding: 2.5rem 2rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    text-align: center;
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
    border: 1px solid var(--border);
}

.feature-card::before {
    pointer-events: none;
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, transparent 0%, rgba(61, 133, 198, 0.08) 100%);
    opacity: 0;
    transition: var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-0.5rem);
    box-shadow: var(--shadow-xl);
    border-color: var(--accent);
}

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

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

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.feature-card p {
    font-size: 1rem;
    margin-bottom: 1.25rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.feature-link {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--accent);
    transition: var(--transition-base);
}

.feature-link::after {
    content: ' →';
    margin-left: 0.25rem;
    transition: var(--transition-base);
}

.feature-card:hover .feature-link::after {
    margin-left: 0.5rem;
}

/* Stats Section - Dark */
.stats-section {
    padding: 80px 0;
    background: linear-gradient(180deg, var(--primary-light) 0%, var(--primary) 100%);
    color: var(--dark-text-primary);
    position: relative;
    overflow: hidden;
}

.stats-bg {
    position: absolute;
    inset: 0;
    background-image: url('./hero-bg.jpg');
    background-size: cover;
    background-position: center;
    opacity: 0.15;
    filter: grayscale(80%);
}

.stats-pattern {
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(circle at 30% 20%, rgba(61, 133, 198, 0.1) 0%, transparent 30%),
        radial-gradient(circle at 70% 80%, rgba(91, 161, 217, 0.08) 0%, transparent 30%);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    position: relative;
    z-index: 1;
}

.stat-card {
    text-align: center;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    transition: var(--transition-base);
    backdrop-filter: blur(10px);
}

.stat-card:hover {
    transform: scale(1.05);
    background: rgba(255, 255, 255, 0.08);
}

.stat-icon {
    font-size: 2rem;
    margin-bottom: 0.75rem;
}

.stat-value {
    display: block;
    font-family: var(--font-display);
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--accent-light);
    margin-bottom: 0.25rem;
}

.stat-caption {
    font-size: 0.875rem;
    color: var(--dark-text-secondary);
}

/* Applications Section - Light */
.applications {
    padding: var(--section-padding);
    background: var(--surface-variant);
    position: relative;
    overflow: hidden;
}

.applications-bg {
    position: absolute;
    inset: 0;
    background-image: url('./applications-bg.jpg');
    background-size: cover;
    background-position: center;
    opacity: 0.06;
    filter: grayscale(30%);
}

.apps-grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.app-item {
    background: var(--surface);
    padding: 2rem 1.5rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: var(--transition-base);
    position: relative;
}

.app-item:hover {
    border-color: var(--accent);
    box-shadow: var(--shadow-lg);
}

.app-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--surface-variant);
    border-radius: 50%;
    font-size: 2rem;
}

.emoji {
    font-size: 2.5rem;
}

.app-item h4 {
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.app-desc {
    display: block;
    color: var(--text-secondary);
    font-size: 0.9375rem;
    margin-bottom: 1rem;
}

.app-features {
    text-align: left;
    padding-top: 1rem;
    padding-bottom: 1rem;
    border-top: 1px solid var(--border);
}

.app-features li {
    font-size: 0.875rem;
    color: var(--text-secondary);
    padding: 0.25rem 0 0.25rem 1.25rem;
    position: relative;
}

.app-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent);
}

/* Quality Section - Dark */
.quality-section {
    padding: var(--section-padding);
    background: linear-gradient(135deg, rgba(13, 13, 13, 0.95) 0%, rgba(30, 30, 40, 0.9) 100%);
    color: var(--dark-text-primary);
    position: relative;
    overflow: hidden;
}

.quality-bg {
    position: absolute;
    inset: 0;
    background-image: url('./quality-bg.jpg');
    background-size: cover;
    background-position: center;
    opacity: 0.15;
    filter: grayscale(40%);
}

.quality-pattern {
    position: absolute;
    inset: 0;
    background: 
        url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='80' height='80' viewBox='0 0 80 80'%3E%3Cpath d='M40 0 L76.6 20 L76.6 60 L40 80 L3.4 60 L3.4 20 Z' fill='none' stroke='%233d85c6' stroke-width='0.3' opacity='0.15'/%3E%3C/svg%3E") center;
    background-size: 80px 80px;
}

.two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.quality-content h2 {
    color: white;
}

.feature-list {
    list-style: none;
    margin: 1.5rem 0 2rem;
}

.feature-list li {
    padding: 0.75rem 0 0.75rem 2rem;
    position: relative;
    color: var(--dark-text-secondary);
}

.feature-list li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--accent-light);
    font-weight: bold;
}

.quality-card {
    background: rgba(255, 255, 255, 0.05);
    padding: 2rem;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}

.quality-metric {
    margin-bottom: 1.5rem;
}

.quality-metric:last-child {
    margin-bottom: 0;
}

.metric-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--dark-text-secondary);
    margin-bottom: 0.5rem;
}

.metric-bar {
    position: relative;
    height: 32px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.metric-value {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    font-weight: 700;
    font-size: 0.9375rem;
    color: white;
    z-index: 1;
}

.metric-fill {
    height: 100%;
    background: var(--accent-gradient);
    border-radius: var(--radius-sm);
    transition: width 1.5s ease;
}

/* CTA Section - Dark */
.cta-section {
    padding: var(--section-padding);
    background: linear-gradient(135deg, rgba(13, 13, 13, 0.95) 0%, rgba(45, 45, 45, 0.9) 100%);
    color: var(--dark-text-primary);
    position: relative;
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    inset: 0;
    background-image: url('./cta-bg.jpg');
    background-size: cover;
    background-position: center;
    opacity: 0.12;
    filter: grayscale(50%);
}

.cta-pattern {
    position: absolute;
    inset: 0;
    background: 
        url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='100' height='100' viewBox='0 0 100 100'%3E%3Cpath d='M50 0 L93.3 25 L93.3 75 L50 100 L6.7 75 L6.7 25 Z' fill='none' stroke='%233d85c6' stroke-width='0.3' opacity='0.1'/%3E%3C/svg%3E");
}

.cta-grid {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 4rem;
    align-items: start;
    position: relative;
    z-index: 1;
}

.cta-content h2 {
    color: white;
}

.cta-content p {
    color: rgba(255, 255, 255, 0.8);
}

.benefit-list {
    list-style: none;
    margin: 2rem 0;
}

.benefit-list li {
    padding: 0.75rem 0;
    color: rgba(255, 255, 255, 0.8);
}

/* Contact Form */
.contact-card {
    background: white;
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.contact-card h3 {
    color: var(--text-primary);
    margin-bottom: 1.5rem;
}

.contact-form {
    margin-bottom: 1.5rem;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    font-weight: 600;
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-family: inherit;
    font-size: 0.9375rem;
    background: var(--surface);
    color: var(--text-primary);
    transition: var(--transition-base);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(61, 133, 198, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.contact-direct {
    padding-top: 1.5rem;
    border-top: 1px solid var(--border);
}

.contact-direct p {
    font-size: 0.875rem;
    margin-bottom: 0.75rem;
    color: var(--text-secondary);
}

.contact-email,
.contact-phone {
    display: block;
    color: var(--accent);
    margin-bottom: 0.25rem;
}

/* Footer */
.main-footer {
    background: var(--primary-dark);
    color: rgba(255, 255, 255, 0.7);
    padding: 4rem 0 1.5rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2.5fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.footer-logo .logo-icon,
.footer-logo .logo-text {
    color: white;
}

.footer-tag {
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent-light);
    margin-bottom: 0.75rem;
}

.footer-desc {
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

.social-links {
    display: flex;
    gap: 0.75rem;
}

.social-links a {
    color: rgba(255, 255, 255, 0.5);
    transition: var(--transition-base);
}

.social-links a:hover {
    color: white;
}

.footer-col h4 {
    color: white;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
}

.footer-links li {
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.875rem;
}

.footer-links a:hover {
    color: white;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.875rem;
}

.footer-legal a {
    color: rgba(255, 255, 255, 0.5);
    margin-left: 1.5rem;
}

.footer-legal a:hover {
    color: white;
}

/* Animations */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive */
@media (max-width: 1024px) {
    .features-grid,
    .apps-grid,
    .stats-grid,
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .two-col,
    .cta-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .main-nav {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        bottom: 0;
        background: white;
        padding: 2rem;
        transform: translateX(100%);
        transition: var(--transition-base);
        z-index: 999;
        overflow-y: auto;
    }
    
    .main-nav.active {
        transform: translateX(0);
    }
    
    .main-nav ul {
        flex-direction: column;
        gap: 1rem;
    }
    
    .main-nav a {
        font-size: 1.125rem;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .hero-stats {
        gap: 2rem;
    }
    
    .stat-item {
        width: calc(50% - 1rem);
    }
    
    .features-grid,
    .apps-grid,
    .stats-grid,
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        gap: 2rem;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .footer-legal a {
        margin: 0 0.75rem;
    }
}

@media (max-width: 480px) {
    .hero-cta {
        flex-direction: column;
    }
    
    .hero-cta .btn {
        width: 100%;

/* Investor portal background override */
.cta-bg.investor-bg {
    background-image: url('./investor-bg.jpg') !important;
}