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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    overflow-x: hidden;
}

/* CSS Custom Properties */
:root {
    /* Colors - Primary Palette */
    --primary-blue: #0f172a;
    --primary-teal: #0d9488;
    --primary-dark: #1e293b;
    --accent-orange: #f97316;
    --accent-green: #10b981;
    
    /* Grays and Whites */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-dark: #0f172a;
    --surface: #ffffff;
    --surface-elevated: #f1f5f9;
    
    /* Text Colors */
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;
    --text-inverse: #ffffff;
    
    /* Borders and Lines */
    --border-light: #e2e8f0;
    --border-medium: #cbd5e1;
    --border-dark: #475569;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --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);
    
    /* Spacing Scale */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;
    
    /* Typography Scale */
    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;
    --text-4xl: 2.25rem;
    --text-5xl: 3rem;
    --text-6xl: 3.75rem;
    
    /* Container Widths */
    --container-sm: 640px;
    --container-md: 768px;
    --container-lg: 1024px;
    --container-xl: 1280px;
    --container-2xl: 1536px;
    
    /* Transitions */
    --transition-fast: 0.15s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
    --transition-slow: 0.5s ease-in-out;
}

/* Typography System */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-primary);
}

h1 { font-size: var(--text-5xl); }
h2 { font-size: var(--text-4xl); }
h3 { font-size: var(--text-2xl); }
h4 { font-size: var(--text-xl); }
h5 { font-size: var(--text-lg); }
h6 { font-size: var(--text-base); }

p { 
    font-size: var(--text-base);
    color: var(--text-secondary);
    margin-bottom: var(--space-4);
}

a {
    color: var(--primary-teal);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

/* Layout Utilities */
.section-container {
    max-width: var(--container-xl);
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-16);
}

.section-title {
    margin-bottom: var(--space-4);
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-teal));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

/* Button System */
.btn-primary, .btn-secondary, .btn-cancel, .btn-submit, .contact-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-3) var(--space-6);
    border-radius: 0.5rem;
    font-weight: 600;
    font-size: var(--text-base);
    border: none;
    cursor: pointer;
    text-decoration: none;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-teal), var(--accent-green));
    color: var(--text-inverse);
    box-shadow: var(--shadow-md);
}

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

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

.btn-secondary:hover {
    background: var(--surface-elevated);
    border-color: var(--primary-teal);
}

/* Header Styles */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-light);
    z-index: 1000;
    transition: all var(--transition-normal);
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-md);
}

.nav-container {
    max-width: var(--container-xl);
    margin: 0 auto;
    padding: 0 var(--space-6);
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 4rem;
}

.brand-logo {
    display: flex;
    align-items: center;
    font-weight: 800;
    font-size: var(--text-xl);
    gap: var(--space-2);
    transition: transform var(--transition-fast);
}

.brand-logo:hover {
    transform: scale(1.02);
}

.brand-icon {
    width: 32px;
    height: 32px;
    transition: transform var(--transition-fast);
}

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

.brand-text {
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-teal));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-8);
}

/* Hide navigation menu on mobile by default */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
}



@media (max-width: 768px) {

}

.nav-link {
    font-weight: 500;
    color: var(--text-primary);
    position: relative;
    padding: var(--space-2) 0;
    transition: color var(--transition-fast);
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-teal), var(--accent-green));
    transition: width var(--transition-normal);
}

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

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-2);
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    border-radius: 4px;
    transition: background-color var(--transition-fast);
}

.mobile-menu-toggle:hover {
    background-color: var(--surface-elevated);
}

.hamburger-line {
    width: 24px;
    height: 3px;
    background: var(--text-primary);
    margin: 2px 0;
    transition: all var(--transition-normal);
    border-radius: 2px;
}

/* Hero Section */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    position: relative;
    overflow: hidden;
}

.hero-container {
    max-width: var(--container-xl);
    margin: 0 auto;
    padding: var(--space-24) var(--space-6) var(--space-16);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: center;
}

.hero-content {
    z-index: 2;
}

.hero-badge {
    display: inline-block;
    padding: var(--space-2) var(--space-4);
    background: linear-gradient(135deg, var(--primary-teal), var(--accent-green));
    color: var(--text-inverse);
    border-radius: 2rem;
    font-size: var(--text-sm);
    font-weight: 600;
    margin-bottom: var(--space-6);
}

.hero-title {
    font-size: var(--text-6xl);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--space-6);
}

.title-highlight {
    background: linear-gradient(135deg, var(--primary-teal), var(--accent-green));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: var(--text-lg);
    margin-bottom: var(--space-8);
    max-width: 500px;
}

.hero-actions {
    display: flex;
    gap: var(--space-4);
    margin-bottom: var(--space-8);
}



.hero-visual {
    position: relative;
    height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.visual-container {
    position: relative;
    width: 400px;
    height: 400px;
    animation: gentle-rotate 30s linear infinite;
}

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

.math-symbols {
    position: absolute;
    width: 100%;
    height: 100%;
}

.symbol {
    position: absolute;
    font-size: var(--text-4xl);
    font-weight: 700;
    color: var(--primary-teal);
    animation: float 6s ease-in-out infinite;
    text-shadow: 0 2px 8px rgba(13, 148, 136, 0.3);
    will-change: transform;
}

.symbol-1 { 
    top: 10%; 
    left: 20%; 
    animation-delay: 0s; 
}

.symbol-2 { 
    top: 20%; 
    right: 15%; 
    animation-delay: 1s; 
}

.symbol-3 { 
    bottom: 30%; 
    left: 10%; 
    animation-delay: 2s; 
}

.symbol-4 { 
    bottom: 15%; 
    right: 25%; 
    animation-delay: 3s; 
}

.symbol-5 { 
    top: 50%; 
    left: 50%; 
    transform: translate(-50%, -50%);
    animation: float-center 6s ease-in-out infinite;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% { 
        transform: translateY(0px) rotate(0deg);
        opacity: 0.8;
    }
    50% { 
        transform: translateY(-20px) rotate(5deg);
        opacity: 1;
    }
}

@keyframes float-center {
    0%, 100% { 
        transform: translate(-50%, -50%) translateY(0px) rotate(0deg);
        opacity: 0.8;
    }
    50% { 
        transform: translate(-50%, -50%) translateY(-15px) rotate(-5deg);
        opacity: 1;
    }
}

.ai-nodes {
    position: absolute;
    width: 100%;
    height: 100%;
}

.node {
    position: absolute;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-teal));
    border-radius: 50%;
    box-shadow: var(--shadow-lg);
    animation: glow 4s ease-in-out infinite alternate;
    will-change: box-shadow, transform;
    z-index: 2;
}

.node::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    animation: pulse-inner 2s ease-in-out infinite;
}

.node-1 { 
    top: 25%; 
    left: 25%; 
    animation-delay: 0s; 
}

.node-2 { 
    top: 25%; 
    right: 25%; 
    animation-delay: 1s; 
}

.node-3 { 
    bottom: 25%; 
    left: 50%; 
    transform: translateX(-50%);
    animation: glow-center 4s ease-in-out infinite alternate;
    animation-delay: 2s;
}

@keyframes glow-center {
    0% { 
        box-shadow: var(--shadow-lg);
        transform: translateX(-50%) scale(1);
    }
    100% { 
        box-shadow: 0 0 30px rgba(13, 148, 136, 0.6), 0 0 60px rgba(13, 148, 136, 0.3);
        transform: translateX(-50%) scale(1.05);
    }
}

@keyframes glow {
    0% { 
        box-shadow: var(--shadow-lg);
        transform: scale(1);
    }
    100% { 
        box-shadow: 0 0 30px rgba(13, 148, 136, 0.6), 0 0 60px rgba(13, 148, 136, 0.3);
        transform: scale(1.05);
    }
}

@keyframes pulse-inner {
    0%, 100% { 
        opacity: 0.3;
        transform: translate(-50%, -50%) scale(0.8);
    }
    50% { 
        opacity: 0.8;
        transform: translate(-50%, -50%) scale(1.2);
    }
}

.connection {
    position: absolute;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-teal), var(--accent-green));
    opacity: 0.7;
    border-radius: 2px;
    animation: pulse-connection 3s ease-in-out infinite;
    will-change: opacity, transform;
    z-index: 1;
}

.connection::before {
    content: '';
    position: absolute;
    top: -1px;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, rgba(13, 148, 136, 0.3), rgba(16, 185, 129, 0.3));
    border-radius: 3px;
    animation: glow-connection 3s ease-in-out infinite;
}

.connection-1 {
    top: 40%;
    left: 35%;
    width: 30%;
    transform: rotate(25deg);
    animation-delay: 0.5s;
}

.connection-2 {
    bottom: 40%;
    left: 25%;
    width: 50%;
    transform: rotate(-25deg);
    animation-delay: 1.5s;
}

@keyframes pulse-connection {
    0%, 100% { 
        opacity: 0.4;
        transform: rotate(25deg) scaleX(0.9);
    }
    50% { 
        opacity: 0.9;
        transform: rotate(25deg) scaleX(1.1);
    }
}

.connection-2 {
    animation-name: pulse-connection-2;
}

@keyframes pulse-connection-2 {
    0%, 100% { 
        opacity: 0.4;
        transform: rotate(-25deg) scaleX(0.9);
    }
    50% { 
        opacity: 0.9;
        transform: rotate(-25deg) scaleX(1.1);
    }
}

@keyframes glow-connection {
    0%, 100% { 
        opacity: 0;
    }
    50% { 
        opacity: 1;
    }
}

/* Technology Section */
.technology-section {
    padding: var(--space-24) 0;
    background: var(--bg-secondary);
}

.technology-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-8);
    margin-bottom: var(--space-20);
}

.tech-card {
    background: var(--surface);
    padding: var(--space-8);
    border-radius: 1rem;
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: transform var(--transition-normal);
}

.tech-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.tech-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--space-6);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-teal), var(--accent-green));
}

.icon-lean::before { content: "∀"; font-size: var(--text-3xl); color: var(--text-inverse); font-weight: bold; }
.icon-ai::before { content: "⊢"; font-size: var(--text-3xl); color: var(--text-inverse); font-weight: bold; }
.icon-verify::before { content: "✓"; font-size: var(--text-3xl); color: var(--text-inverse); font-weight: bold; }

.tech-title {
    margin-bottom: var(--space-4);
    color: var(--text-primary);
}

.tech-description {
    font-size: var(--text-base);
    line-height: 1.6;
}

.tech-process {
    background: var(--surface);
    padding: var(--space-12);
    border-radius: 1rem;
    box-shadow: var(--shadow-md);
}

.process-title {
    text-align: center;
    margin-bottom: var(--space-10);
}

.process-steps {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
}

.process-step {
    flex: 1;
    text-align: center;
}

.step-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-teal), var(--accent-green));
    color: var(--text-inverse);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: var(--text-xl);
    margin: 0 auto var(--space-4);
}

.step-content h4 {
    margin-bottom: var(--space-2);
    font-size: var(--text-lg);
}

.step-content p {
    font-size: var(--text-sm);
    margin: 0;
}

.process-arrow {
    font-size: var(--text-2xl);
    color: var(--primary-teal);
    font-weight: bold;
}

/* Applications Section */
.applications-section {
    padding: var(--space-24) 0;
}

.applications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-8);
    margin-bottom: var(--space-16);
}

.application-card {
    background: var(--surface);
    padding: var(--space-8);
    border-radius: 1rem;
    box-shadow: var(--shadow-md);
    position: relative;
    transition: transform var(--transition-normal);
    border-top: 4px solid var(--primary-teal);
}

.application-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.app-icon {
    width: 60px;
    height: 60px;
    border-radius: 1rem;
    margin-bottom: var(--space-6);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-2xl);
}

.app-icon.academic { background: linear-gradient(135deg, #3b82f6, #1d4ed8); }
.app-icon.academic::before { content: "🎓"; }

.app-icon.industry { background: linear-gradient(135deg, #8b5cf6, #7c3aed); }
.app-icon.industry::before { content: "🏭"; }

.app-icon.education { background: linear-gradient(135deg, #10b981, #059669); }
.app-icon.education::before { content: "📚"; }

.app-title {
    margin-bottom: var(--space-4);
}

.app-features {
    list-style: none;
    margin-bottom: var(--space-6);
}

.app-features li {
    padding: var(--space-2) 0;
    position: relative;
    padding-left: var(--space-6);
}

.app-features li::before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--primary-teal);
    font-weight: bold;
}



/* Research Section */
.research-section {
    padding: var(--space-24) 0;
    background: var(--bg-secondary);
}

.research-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-8);
    margin-bottom: var(--space-16);
}

.highlight-card {
    background: var(--surface);
    padding: var(--space-8);
    border-radius: 1rem;
    box-shadow: var(--shadow-md);
}

.highlight-title {
    margin-bottom: var(--space-4);
    color: var(--primary-teal);
}

.research-areas {
    background: var(--surface);
    padding: var(--space-10);
    border-radius: 1rem;
    box-shadow: var(--shadow-md);
}

.areas-title {
    text-align: center;
    margin-bottom: var(--space-8);
}

.areas-grid {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
    justify-content: center;
}

.area-tag {
    background: linear-gradient(135deg, var(--primary-teal), var(--accent-green));
    color: var(--text-inverse);
    padding: var(--space-2) var(--space-4);
    border-radius: 2rem;
    font-size: var(--text-sm);
    font-weight: 500;
}

/* Team Section */
.team-section {
    padding: var(--space-24) 0;
}

.team-overview {
    max-width: 800px;
    margin: 0 auto var(--space-16);
    text-align: center;
}

.overview-text {
    font-size: var(--text-lg);
    margin: 0;
}

.expertise-areas {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-8);
    margin-bottom: var(--space-16);
}

.expertise-card {
    background: var(--surface);
    padding: var(--space-8);
    border-radius: 1rem;
    box-shadow: var(--shadow-md);
    border-left: 4px solid var(--primary-teal);
}

.expertise-title {
    margin-bottom: var(--space-4);
    color: var(--primary-blue);
}

.team-values {
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-teal));
    color: var(--text-inverse);
    padding: var(--space-12);
    border-radius: 1rem;
    text-align: center;
}

.values-title {
    margin-bottom: var(--space-8);
    color: var(--text-inverse);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-6);
}

.value-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
}

.value-icon {
    font-size: var(--text-2xl);
}

.value-text {
    font-weight: 600;
}

/* Contact Section */
.contact-section {
    padding: var(--space-24) 0;
    background: var(--bg-secondary);
}

.contact-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-8);
}

.contact-card {
    background: var(--surface);
    padding: var(--space-8);
    border-radius: 1rem;
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: transform var(--transition-normal);
}

.contact-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.contact-type {
    margin-bottom: var(--space-4);
    color: var(--primary-blue);
}

.contact-description {
    margin-bottom: var(--space-6);
}

.contact-btn {
    background: linear-gradient(135deg, var(--primary-teal), var(--accent-green));
    color: var(--text-inverse);
}

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



/* Footer */
.footer {
    background: var(--primary-blue);
    color: var(--text-inverse);
    padding: var(--space-16) 0 var(--space-8);
}

.footer-container {
    max-width: var(--container-xl);
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--space-16);
    margin-bottom: var(--space-12);
}

.footer-brand .brand-text {
    background: linear-gradient(135deg, var(--text-inverse), var(--accent-green));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.brand-tagline {
    margin-top: var(--space-4);
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 0;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
}

.footer-title {
    margin-bottom: var(--space-4);
    color: var(--text-inverse);
    font-size: var(--text-lg);
}

.footer-column a {
    display: block;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--space-2);
    transition: color var(--transition-fast);
}

.footer-column a:hover {
    color: var(--accent-green);
}

.footer-bottom {
    padding-top: var(--space-8);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-6);
}

.footer-contact-info {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-8);
    align-items: center;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    flex-wrap: wrap;
    justify-content: center;
}

.contact-label {
    color: rgba(255, 255, 255, 0.8);
    font-weight: 600;
    font-size: var(--text-sm);
    white-space: nowrap;
}

.contact-value {
    color: rgba(255, 255, 255, 0.6);
    font-size: var(--text-sm);
}

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

.footer-copyright p {
    color: rgba(255, 255, 255, 0.5);
    margin: 0;
    font-size: var(--text-xs);
}

.contact-email {
    color: var(--accent-green);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.contact-email:hover {
    color: var(--text-inverse);
    text-decoration: underline;
}

/* Animation Performance Optimization */
@media (prefers-reduced-motion: no-preference) {
    .symbol,
    .node,
    .connection,
    .visual-container {
        animation-play-state: running;
    }
}

@media (prefers-reduced-motion: reduce) {
    .symbol,
    .node,
    .connection,
    .visual-container {
        animation: none !important;
    }
    
    .symbol {
        opacity: 0.8;
    }
    
    .node {
        box-shadow: 0 0 20px rgba(13, 148, 136, 0.4);
    }
    
    .connection {
        opacity: 0.7;
    }
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--space-12);
    }
    
    .hero-content {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    
    .hero-description {
        margin: 0 auto var(--space-8);
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .hero-visual {
        height: 300px;
    }
    
    .visual-container {
        width: 300px;
        height: 300px;
    }
    
    .symbol {
        font-size: var(--text-3xl);
    }
    
    .node {
        width: 50px;
        height: 50px;
    }
    
    .node::before {
        width: 16px;
        height: 16px;
    }
    
    .process-steps {
        flex-direction: column;
        gap: var(--space-8);
    }
    
    .process-arrow {
        transform: rotate(90deg);
    }
}

@media (max-width: 768px) {
    :root {
        --text-6xl: 2.5rem;
        --text-5xl: 2rem;
        --text-4xl: 1.75rem;
        --space-24: 4rem;
        --space-20: 3rem;
        --space-16: 2.5rem;
    }
    
    .nav-container {
        padding: 0 var(--space-4);
    }
    
    .brand-text {
        font-size: var(--text-lg);
    }
    
    .brand-icon {
        width: 28px;
        height: 28px;
    }
    
    .mobile-menu-toggle {
        width: 36px;
        height: 36px;
    }
    
    .hamburger-line {
        width: 20px;
        height: 2px;
    }
    
    .nav-menu {
        padding: var(--space-4);
    }
    
    .nav-link {
        font-size: var(--text-base);
        padding: var(--space-3) 0;
    }
    
    .nav-menu {
        display: none;
        position: fixed;
        top: 4rem;
        left: 0;
        right: 0;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(10px);
        flex-direction: column;
        padding: var(--space-6);
        box-shadow: var(--shadow-lg);
        z-index: 999;
        border-bottom: 1px solid var(--border-light);
        gap: var(--space-4);
    }
    
    .nav-menu.active {
        display: flex;
        animation: slideDown 0.3s ease-out;
    }
    
    @keyframes slideDown {
        from {
            transform: translateY(-10px);
            opacity: 0;
        }
        to {
            transform: translateY(0);
            opacity: 1;
        }
    }
    
    .nav-link {
        padding: var(--space-3) 0;
        font-size: var(--text-lg);
        text-align: center;
        border-bottom: 1px solid var(--border-light);
    }
    
    .nav-link:last-child {
        border-bottom: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
        z-index: 1001;
    }
    
    .mobile-menu-toggle.active .hamburger-line:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .mobile-menu-toggle.active .hamburger-line:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-toggle.active .hamburger-line:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    /* Prevent body scroll when mobile menu is open */
    body.menu-open {
        overflow: hidden;
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: center;
        justify-content: center;
        width: 100%;
    }
    
    .btn-primary,
    .btn-secondary,
    .contact-btn {
        width: 100%;
        max-width: 250px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--space-8);
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }
    
    .footer-bottom {
        text-align: center;
    }
    
    .footer-contact-info {
        flex-direction: column;
        gap: var(--space-4);
        text-align: center;
    }
    
    .contact-item {
        flex-direction: column;
        text-align: center;
        gap: var(--space-1);
    }
    
    .contact-label {
        font-weight: 500;
    }
    

}

@media (max-width: 480px) {
    .section-container {
        padding: 0 var(--space-4);
    }
    
    .hero-container {
        padding: var(--space-16) var(--space-4) var(--space-12);
    }
    
    .hero-title {
        font-size: var(--text-4xl);
    }
    
    .applications-grid,
    .technology-grid,
    .research-highlights,
    .expertise-areas {
        grid-template-columns: 1fr;
    }
    

    
    .values-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Alpine.js Transition Classes */
.x-transition-enter-active,
.x-transition-leave-active {
    transition: all var(--transition-normal);
}

.x-transition-enter-from,
.x-transition-leave-to {
    opacity: 0;
    transform: scale(0.95);
}

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

/* Focus Styles for Accessibility */
button:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 2px solid var(--primary-teal);
    outline-offset: 2px;
}

/* Print Styles */
@media print {
    .header,
    .hero-visual,
    .contact-section,
    .footer {
        display: none;
    }
    
    .hero-section {
        min-height: auto;
    }
    
    * {
        background: transparent !important;
        color: black !important;
        box-shadow: none !important;
    }
}