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                            <h3>Core System Architecture</h3>
                            <p>Cognium's foundation is built on a sophisticated multi-layer analysis system that processes code at multiple levels of abstraction.</p>
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                                    <span>Pattern Recognition System identifies algorithms, data structures, and framework patterns</span>
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                            <h3>Circle Language</h3>
                            <p>Our proprietary intermediate representation format captures both data flow and control flow relationships in a language-agnostic way.</p>
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                                    <span>Language-agnostic representation of code semantics</span>
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                            <h3>Knowledge Graph</h3>
                            <p>Our comprehensive knowledge graph connects patterns across open source libraries and your codebase to provide context-aware recommendations.</p>
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                                    <span>Comprehensive mapping of available libraries and components</span>
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                                    <span>Cross-project pattern mining for best practice extraction</span>
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                            <p>Our hybrid reasoning system combines deterministic analysis with LLM capabilities to balance precision and creativity.</p>
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                            <h3>Cognium Apex</h3>
                            <span class="apex-subtitle">Comprehensive Verification & Validation</span>
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                                <span class="feature-icon blue"></span>
                                <span>Intelligent codebase transformation</span>
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                                <span>Deterministic knowledge systems</span>
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                        <h3>Analyze</h3>
                        <p>We begin by deeply analyzing your existing codebase, identifying patterns, dependencies, and architectural components to create a comprehensive understanding of your system.</p>
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                <div class="step">
                    <div class="step-number">2</div>
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                        <h3>Visualize</h3>
                        <p>Next, we transform code into visual representations that make system architecture immediately understandable, highlighting areas for improvement and optimization.</p>
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                <div class="step">
                    <div class="step-number">3</div>
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                        <h3>Transform</h3>
                        <p>With a clear understanding established, we help transform your systems - whether modernizing legacy code, improving architecture, or enhancing test coverage.</p>
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                <div class="step">
                    <div class="step-number">4</div>
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                        <h3>Validate</h3>
                        <p>Finally, we implement comprehensive testing to validate all changes, ensuring quality, performance, and stability throughout your transformed software ecosystem.</p>
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            width: 200px;
            height: 160px;
            animation: floatSideways 25s ease-in-out infinite, rotate 60s linear infinite;
        }
        
        .arch-layer {
            position: absolute;
            height: 30px;
            background-color: rgba(124, 58, 237, 0.1);
            border: 1px solid rgba(167, 139, 250, 0.3);
            border-radius: var(--border-radius);
            left: 0;
            right: 0;
        }
        
        .arch-layer-1 {
            bottom: 0;
            left: 0;
            right: 0;
        }
        
        .arch-layer-2 {
            bottom: 40px;
            left: 20px;
            right: 20px;
        }
        
        .arch-layer-3 {
            bottom: 80px;
            left: 40px;
            right: 40px;
        }
        
        .arch-line {
            position: absolute;
            width: 2px;
            background-color: rgba(167, 139, 250, 0.3);
            top: 30px;
            bottom: 0;
        }
        
        .arch-line-1 {
            left: 30%;
            animation: pulseLine 5s ease-in-out infinite;
        }
        
        .arch-line-2 {
            right: 30%;
            animation: pulseLine 5s ease-in-out infinite 2.5s;
        }
        
        @keyframes pulseLine {
            0% {
                opacity: 0.3;
            }
            50% {
                opacity: 0.8;
            }
            100% {
                opacity: 0.3;
            }
        }
        
        /* Testing Element */
        .testing-element {
            position: absolute;
            bottom: 20%;
            left: 60%;
            width: 120px;
            height: 120px;
            animation: floatUpDown 15s ease-in-out infinite 7s, rotate 40s linear infinite reverse;
        }
        
        .test-circle {
            position: absolute;
            border-radius: 50%;
            border: 1px solid rgba(220, 38, 38, 0.4);
        }
        
        .test-circle-1 {
            width: 120px;
            height: 120px;
            top: 0;
            left: 0;
        }
        
        .test-circle-2 {
            width: 80px;
            height: 80px;
            top: 20px;
            left: 20px;
            animation: pulseCircle 6s ease-in-out infinite;
        }
        
        .test-circle-3 {
            width: 40px;
            height: 40px;
            top: 40px;
            left: 40px;
            background-color: rgba(220, 38, 38, 0.1);
            animation: pulseCircle 6s ease-in-out infinite 3s;
        }
        
        .test-path {
            position: absolute;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            top: 40px;
            left: 40px;
            border: 2px dashed rgba(220, 38, 38, 0);
            border-right-color: rgba(220, 38, 38, 0.4);
            border-bottom-color: rgba(220, 38, 38, 0.4);
            animation: rotate 5s linear infinite;
        }
        
        @keyframes pulseCircle {
            0% {
                opacity: 0.2;
            }
            50% {
                opacity: 0.6;
            }
            100% {
                opacity: 0.2;
            }
        }
        
        /* Animation Keyframes */
        @keyframes floatUpDown {
            0% {
                transform: translateY(0) rotate(-5deg);
            }
            50% {
                transform: translateY(-30px) rotate(-5deg);
            }
            100% {
                transform: translateY(0) rotate(-5deg);
            }
        }
        
        @keyframes floatSideways {
            0% {
                transform: translateX(0);
            }
            50% {
                transform: translateX(50px);
            }
            100% {
                transform: translateX(0);
            }
        }
        
        @keyframes fadeInOut {
            0% {
                opacity: 0.05;
            }
            30% {
                opacity: 0.2;
            }
            70% {
                opacity: 0.2;
            }
            100% {
                opacity: 0.05;
            }
        }
        
        @keyframes rotate {
            0% {
                transform: rotate(0deg);
            }
            100% {
                transform: rotate(360deg);
            }
        }
        
        .hero-content {
            position: relative;
            z-index: 1;
        }
        
        h1 {
            font-size: 3.5rem;
            font-weight: 200;
            margin-bottom: var(--space-4);
            line-height: 1.2;
        }
        
        h1 span {
            display: block;
            font-size: 4.5rem;
            background: linear-gradient(90deg, var(--color-blue-light), var(--color-green-light));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        
        .hero p {
            font-size: 1.25rem;
            color: var(--color-text-muted);
            max-width: 600px;
            margin-bottom: var(--space-8);
        }
        
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: var(--space-3) var(--space-6);
            border-radius: var(--border-radius);
            font-weight: 500;
            transition: all 0.3s ease;
            text-decoration: none;
        }
        
        .btn-primary {
            background-color: var(--color-primary);
            color: white;
        }
        
        .btn-primary:hover {
            background-color: var(--color-blue-dark);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }
        
        .btn-outline {
            border: 1px solid var(--color-accent);
            color: var(--color-accent);
            margin-left: var(--space-4);
        }
        
        .btn-outline:hover {
            background-color: rgba(124, 58, 237, 0.1);
            transform: translateY(-2px);
        }
        
        section {
            padding: var(--space-16) 0;
        }
        
        .section-title {
            font-size: 2.5rem;
            font-weight: 200;
            margin-bottom: var(--space-12);
            text-align: center;
        }
        
        /* Apex Solution Styles */
        .apex-solution {
            max-width: 900px;
            margin: 0 auto;
        }
        
        .apex-card {
            background: linear-gradient(135deg, var(--color-bg-light) 0%, rgba(30, 41, 59, 0.8) 100%);
            border-radius: var(--border-radius-xl);
            padding: var(--space-8);
            box-shadow: var(--shadow-lg);
            border: 1px solid rgba(255, 255, 255, 0.1);
            position: relative;
            overflow: hidden;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        
        .apex-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: radial-gradient(circle at 80% 20%, rgba(167, 139, 250, 0.1) 0%, transparent 50%),
                        radial-gradient(circle at 20% 80%, rgba(52, 211, 153, 0.1) 0%, transparent 50%);
            z-index: 0;
        }
        
        .apex-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 20px 40px -12px rgba(0, 0, 0, 0.4);
        }
        
        .apex-header {
            display: flex;
            align-items: center;
            margin-bottom: var(--space-6);
            position: relative;
            z-index: 1;
        }
        
        .apex-icon {
            width: 80px;
            height: 80px;
            background: linear-gradient(135deg, var(--color-purple-dark), var(--color-purple-light));
            border-radius: var(--border-radius-lg);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-right: var(--space-4);
            box-shadow: 0 0 20px rgba(167, 139, 250, 0.3);
        }
        
        .apex-title h3 {
            font-size: 2.5rem;
            font-weight: 300;
            margin-bottom: var(--space-1);
            background: linear-gradient(90deg, var(--color-text), var(--color-purple-light));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        
        .apex-subtitle {
            font-size: 1.1rem;
            color: var(--color-text-muted);
            font-weight: 300;
            letter-spacing: 0.5px;
        }
        
        .apex-content {
            position: relative;
            z-index: 1;
        }
        
        .apex-description {
            font-size: 1.25rem;
            line-height: 1.6;
            color: var(--color-text);
            margin-bottom: var(--space-6);
            font-weight: 300;
        }
        
        .apex-features {
            display: flex;
            flex-direction: column;
            gap: var(--space-3);
            margin-bottom: var(--space-8);
        }
        
        .apex-feature {
            display: flex;
            align-items: center;
            font-size: 1rem;
            color: var(--color-text);
        }
        
        .apex-feature .feature-icon {
            margin-right: var(--space-3);
            margin-top: 0;
        }
        
        .apex-action {
            text-align: center;
        }
        
        .apex-btn {
            padding: var(--space-4) var(--space-8);
            font-size: 1.1rem;
            background: linear-gradient(135deg, var(--color-primary), var(--color-blue-light));
            border: none;
            box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
            transition: all 0.3s ease;
        }
        
        .apex-btn:hover {
            background: linear-gradient(135deg, var(--color-blue-dark), var(--color-primary));
            box-shadow: 0 8px 25px rgba(37, 99, 235, 0.4);
            transform: translateY(-2px);
        }
        
        /* Architecture Section Styles */
        .architecture-section {
            background-color: var(--color-bg);
            position: relative;
            padding: var(--space-16) 0;
            overflow: hidden;
        }
        
        .architecture-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: radial-gradient(circle at 70% 30%, rgba(124, 58, 237, 0.05) 0%, transparent 50%);
            z-index: 0;
        }
        
        .section-subtitle {
            text-align: center;
            max-width: 700px;
            margin: 0 auto var(--space-12);
            color: var(--color-text-muted);
            font-size: 1.1rem;
        }
        
        .tabs-container {
            position: relative;
            z-index: 1;
        }
        
        .tabs-nav {
            display: flex;
            justify-content: center;
            margin-bottom: var(--space-8);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            padding-bottom: var(--space-2);
        }
        
        .tab-btn {
            background: none;
            border: none;
            color: var(--color-text-muted);
            font-family: var(--font-primary);
            font-size: 1rem;
            padding: var(--space-3) var(--space-6);
            cursor: pointer;
            position: relative;
            transition: all 0.3s ease;
            font-weight: 300;
        }
        
        .tab-btn:after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 50%;
            transform: translateX(-50%) scaleX(0);
            width: 80%;
            height: 3px;
            background: linear-gradient(90deg, var(--color-blue-light), var(--color-green-light));
            transition: transform 0.3s ease;
            border-radius: 3px 3px 0 0;
        }
        
        .tab-btn:hover {
            color: var(--color-text);
        }
        
        .tab-btn.active {
            color: var(--color-text);
        }
        
        .tab-btn.active:after {
            transform: translateX(-50%) scaleX(1);
        }
        
        .tab-content {
            display: none;
            animation: fadeIn 0.5s ease forwards;
        }
        
        .tab-content.active {
            display: block;
        }
        
        @keyframes fadeIn {
            from {
                opacity: 0;
                transform: translateY(10px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        
        .tab-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--space-8);
            align-items: center;
        }
        
        .tab-text h3 {
            font-size: 1.8rem;
            font-weight: 300;
            margin-bottom: var(--space-4);
            background: linear-gradient(90deg, var(--color-text), var(--color-text-muted));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        
        .tab-text p {
            color: var(--color-text-muted);
            margin-bottom: var(--space-6);
            line-height: 1.6;
        }
        
        .feature-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        
        .feature-list li {
            display: flex;
            align-items: flex-start;
            margin-bottom: var(--space-4);
            line-height: 1.5;
        }
        
        .feature-icon {
            width: 12px;
            height: 12px;
            border-radius: 50%;
            margin-right: var(--space-3);
            margin-top: 5px;
            flex-shrink: 0;
        }
        
        .feature-icon.blue {
            background: var(--color-blue-light);
            box-shadow: 0 0 8px rgba(96, 165, 250, 0.5);
        }
        
        .feature-icon.green {
            background: var(--color-green-light);
            box-shadow: 0 0 8px rgba(52, 211, 153, 0.5);
        }
        
        .feature-icon.purple {
            background: var(--color-purple-light);
            box-shadow: 0 0 8px rgba(167, 139, 250, 0.5);
        }
        
        /* Architecture Diagrams */
        .tab-visual {
            background-color: rgba(255, 255, 255, 0.03);
            border-radius: var(--border-radius-lg);
            padding: var(--space-6);
            min-height: 300px;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 1px solid rgba(255, 255, 255, 0.05);
        }
        
        /* Core Architecture Diagram */
        .architecture-diagram {
            width: 100%;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: var(--space-4);
        }
        
        .arch-component {
            padding: var(--space-3) var(--space-6);
            border-radius: var(--border-radius);
            display: flex;
            align-items: center;
            justify-content: center;
            width: 80%;
            font-weight: 300;
            position: relative;
            box-shadow: var(--shadow-md);
        }
        
        .level-1 {
            background: linear-gradient(135deg, var(--color-blue-dark), var(--color-blue-light));
            z-index: 4;
        }
        
        .level-2 {
            background: linear-gradient(135deg, var(--color-green-dark), var(--color-green-light));
            z-index: 3;
        }
        
        .level-3 {
            background: linear-gradient(135deg, var(--color-purple-dark), var(--color-purple-light));
            z-index: 2;
        }
        
        .level-4 {
            background: linear-gradient(135deg, #DC2626, #F87171);
            z-index: 1;
        }
        
        .arch-connector {
            width: 2px;
            height: 30px;
            background: rgba(255, 255, 255, 0.3);
            position: relative;
        }
        
        .arch-connector:before {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.5);
        }
        
        .arch-connector.wide:before {
            width: 12px;
            height: 12px;
        }
        
        /* Circle Language Diagram */
        .circle-diagram {
            position: relative;
            width: 100%;
            height: 300px;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        
        .circle-outer {
            position: absolute;
            width: 100%;
            height: 100%;
            border-radius: 50%;
            border: 1px solid rgba(96, 165, 250, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-direction: column;
        }
        
        .circle-middle {
            position: absolute;
            width: 60%;
            height: 60%;
            border-radius: 50%;
            border: 1px solid rgba(52, 211, 153, 0.5);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-direction: column;
        }
        
        .circle-inner {
            position: absolute;
            width: 30%;
            height: 30%;
            border-radius: 50%;
            border: 1px solid rgba(167, 139, 250, 0.7);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-direction: column;
            background-color: rgba(167, 139, 250, 0.1);
        }
        
        .circle-label {
            font-size: 0.875rem;
            font-weight: 300;
            color: var(--color-text);
            position: absolute;
            top: 15%;
        }
        
        .circle-middle .circle-label {
            color: var(--color-green-light);
        }
        
        .circle-inner .circle-label {
            color: var(--color-purple-light);
            top: 10%;
        }
        
        .circle-nodes {
            position: absolute;
            width: 100%;
            height: 100%;
        }
        
        .circle-node {
            position: absolute;
            background-color: var(--color-blue-light);
            color: var(--color-bg);
            font-size: 0.75rem;
            font-weight: 500;
            width: 30px;
            height: 30px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 0 10px rgba(96, 165, 250, 0.3);
        }
        
        .circle-node:nth-child(1) {
            top: 15%;
            left: 20%;
        }
        
        .circle-node:nth-child(2) {
            top: 70%;
            left: 20%;
        }
        
        .circle-node:nth-child(3) {
            top: 15%;
            right: 20%;
        }
        
        .circle-node:nth-child(4) {
            top: 70%;
            right: 20%;
        }
        
        .circle-node:nth-child(5) {
            top: 42%;
            right: 10%;
        }
        
        .circle-glow {
            width: 70%;
            height: 70%;
            background: radial-gradient(circle, rgba(52, 211, 153, 0.2) 0%, transparent 70%);
            border-radius: 50%;
            animation: pulse 3s infinite alternate;
        }
        
        .circle-core {
            width: 50%;
            height: 50%;
            background: radial-gradient(circle, rgba(167, 139, 250, 0.5) 0%, transparent 80%);
            border-radius: 50%;
            animation: pulse 2s infinite alternate 1s;
        }
        
        @keyframes pulse {
            0% {
                transform: scale(0.8);
                opacity: 0.5;
            }
            100% {
                transform: scale(1.2);
                opacity: 0.8;
            }
        }
        
        /* Knowledge Graph */
        .knowledge-graph {
            position: relative;
            width: 100%;
            height: 300px;
        }
        
        .kg-node {
            position: absolute;
            background: linear-gradient(135deg, var(--color-purple-dark), var(--color-purple-light));
            color: white;
            border-radius: var(--border-radius);
            padding: var(--space-2) var(--space-3);
            font-size: 0.875rem;
            font-weight: 300;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: var(--shadow-md);
            z-index: 2;
        }
        
        .kg-node-1 {
            top: 10%;
            left: 10%;
        }
        
        .kg-node-2 {
            top: 40%;
            left: 30%;
        }
        
        .kg-node-3 {
            top: 70%;
            left: 15%;
        }
        
        .kg-node-4 {
            top: 25%;
            right: 10%;
        }
        
        .kg-node-5 {
            top: 60%;
            right: 15%;
        }
        
        .kg-edge {
            position: absolute;
            background-color: rgba(167, 139, 250, 0.3);
            height: 2px;
            transform-origin: left center;
            z-index: 1;
        }
        
        .kg-edge-1 {
            width: 25%;
            top: 20%;
            left: 25%;
            transform: rotate(30deg);
        }
        
                .kg-edge-2 {
            width: 20%;
            top: 45%;
            left: 32%;
            transform: rotate(-30deg);
        }
        
        .kg-edge-3 {
            width: 40%;
            top: 40%;
            left: 45%;
            transform: rotate(20deg);
        }
        
        .kg-edge-4 {
            width: 30%;
            top: 55%;
            left: 50%;
            transform: rotate(-40deg);
        }
        
        .kg-edge-5 {
            width: 30%;
            top: 65%;
            left: 30%;
            transform: rotate(10deg);
        }
        
        /* LLM Integration Diagram */
        .llm-diagram {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: var(--space-6);
            width: 100%;
        }
        
        .llm-input, .llm-output {
            width: 80%;
            padding: var(--space-4);
            background-color: rgba(255, 255, 255, 0.03);
            border-radius: var(--border-radius);
            text-align: center;
            display: flex;
            flex-direction: column;
            align-items: center;
        }
        
        .llm-input span, .llm-output span {
            margin-bottom: var(--space-2);
            color: var(--color-text-muted);
            font-size: 0.875rem;
        }
        
        .llm-code-block {
            width: 100%;
            padding: var(--space-2);
            background-color: rgba(15, 23, 42, 0.5);
            border-radius: var(--border-radius-sm);
        }
        
        .llm-code-line {
            height: 8px;
            background-color: rgba(96, 165, 250, 0.2);
            margin: 6px 0;
            border-radius: 4px;
        }
        
        .llm-code-line:nth-child(1) {
            width: 70%;
        }
        
        .llm-code-line:nth-child(2) {
            width: 90%;
        }
        
        .llm-code-line:nth-child(3) {
            width: 50%;
        }
        
        .llm-process {
            width: 90%;
            display: flex;
            position: relative;
            height: 70px;
        }
        
        .llm-det, .llm-ai {
            width: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.875rem;
        }
        
        .llm-det {
            background: linear-gradient(135deg, rgba(96, 165, 250, 0.1), rgba(96, 165, 250, 0.3));
            border-radius: var(--border-radius) 0 0 var(--border-radius);
            color: var(--color-blue-light);
        }
        
        .llm-ai {
            background: linear-gradient(135deg, rgba(167, 139, 250, 0.1), rgba(167, 139, 250, 0.3));
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            color: var(--color-purple-light);
        }
        
        .llm-switch {
            position: absolute;
            width: 30px;
            height: 30px;
            border-radius: 50%;
            background-color: var(--color-bg);
            border: 2px solid rgba(255, 255, 255, 0.1);
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 2;
        }
        
        .llm-switch-toggle {
            width: 15px;
            height: 15px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--color-blue-light), var(--color-purple-light));
            animation: toggle 4s ease-in-out infinite alternate;
        }
        
        @keyframes toggle {
            0%, 45% {
                transform: translateX(-5px);
                background: linear-gradient(135deg, var(--color-blue-light), rgba(96, 165, 250, 0.5));
            }
            55%, 100% {
                transform: translateX(5px);
                background: linear-gradient(135deg, rgba(167, 139, 250, 0.5), var(--color-purple-light));
            }
        }
        
        .llm-layers {
            width: 100%;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }
        
        .llm-layer {
            height: 15px;
            border-radius: var(--border-radius-sm);
            animation: layerPulse 2s infinite alternate;
        }
        
        .llm-layer:nth-child(1) {
            background: linear-gradient(90deg, var(--color-green-dark), var(--color-green-light));
            animation-delay: 0s;
        }
        
        .llm-layer:nth-child(2) {
            background: linear-gradient(90deg, var(--color-blue-dark), var(--color-blue-light));
            animation-delay: 0.5s;
        }
        
        .llm-layer:nth-child(3) {
            background: linear-gradient(90deg, var(--color-purple-dark), var(--color-purple-light));
            animation-delay: 1s;
        }
        
        @keyframes layerPulse {
            0% {
                opacity: 0.5;
                width: 70%;
            }
            100% {
                opacity: 1;
                width: 100%;
            }
        }
        
        .approach-section {
            background-color: var(--color-bg-light);
            position: relative;
            overflow: hidden;
        }
        
        .approach-bg {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            z-index: 0;
            opacity: 0.05;
            background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%239C92AC' fill-opacity='0.4'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
        }
        
        .approach-container {
            position: relative;
            z-index: 1;
        }
        
        .steps {
            counter-reset: step;
            max-width: 800px;
            margin: 0 auto;
        }
        
        .step {
            display: flex;
            margin-bottom: var(--space-8);
            position: relative;
        }
        
        .step:last-child {
            margin-bottom: 0;
        }
        
        .step:not(:last-child)::after {
            content: '';
            position: absolute;
            top: 3.5rem;
            left: 1.5rem;
            bottom: -1.5rem;
            width: 1px;
            background: linear-gradient(to bottom, var(--color-accent), transparent);
        }
        
        .step-number {
            flex-shrink: 0;
            width: 3rem;
            height: 3rem;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--color-accent), var(--color-purple-light));
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 600;
            margin-right: var(--space-4);
        }
        
        .step-content {
            padding-top: 0.25rem;
        }
        
        .step h3 {
            font-size: 1.25rem;
            font-weight: 500;
            margin-bottom: var(--space-2);
        }
        
        .step p {
            color: var(--color-text-muted);
        }
        
        .cta-section {
            text-align: center;
        }
        
        .cta-section p {
            max-width: 600px;
            margin: 0 auto var(--space-8);
            color: var(--color-text-muted);
        }
        
        .waitlist-form-container {
            max-width: 600px;
            margin: 0 auto;
        }
        
        .waitlist-form {
            background-color: var(--color-bg-light);
            border-radius: var(--border-radius-lg);
            padding: var(--space-6);
            box-shadow: var(--shadow-md);
        }
        
        .form-group {
            display: flex;
            margin-bottom: var(--space-3);
        }
        
        .form-input {
            flex: 1;
            padding: var(--space-3) var(--space-4);
            background-color: var(--color-bg);
            border: 1px solid var(--color-gray-dark);
            border-radius: var(--border-radius) 0 0 var(--border-radius);
            color: var(--color-text);
            font-family: var(--font-primary);
            font-size: 1rem;
            transition: all 0.2s ease;
        }
        
        .form-input:focus {
            outline: none;
            border-color: var(--color-accent);
            box-shadow: 0 0 0 1px var(--color-accent);
        }
        
        .form-input::placeholder {
            color: var(--color-text-muted);
        }
        
        .waitlist-form .btn {
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            padding-left: var(--space-6);
            padding-right: var(--space-6);
        }
        
        .form-note {
            text-align: left;
            color: var(--color-text-muted);
            font-size: 0.875rem;
            font-weight: 300;
        }
        
        .form-success {
            margin-top: var(--space-4);
            display: none;
            align-items: center;
            justify-content: center;
            color: var(--color-green-light);
            font-weight: 300;
            gap: var(--space-2);
            opacity: 0;
            transition: opacity 0.3s ease;
        }
        
        .form-success.visible {
            opacity: 1;
            display: flex;
        }
        
        .success-icon {
            color: var(--color-green-light);
        }
        
        footer {
            background-color: var(--color-bg-light);
            padding: var(--space-8) 0;
            text-align: center;
            color: var(--color-text-muted);
        }
        
        .footer-tagline {
            font-family: var(--font-primary);
            font-weight: 200;
            font-size: 1.8rem;
            letter-spacing: 0.5px;
            margin-bottom: var(--space-4);
            color: var(--color-text);
        }
        
        .footer-highlight {
            background: linear-gradient(90deg, var(--color-blue-light), var(--color-green-light));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        
        .footer-copyright {
            font-size: 0.875rem;
            letter-spacing: 0.5px;
            font-weight: 200;
        }
        
        .footer-link {
            color: var(--color-blue-light);
            text-decoration: none;
            transition: color 0.2s ease;
        }
        
        .footer-link:hover {
            color: var(--color-green-light);
        }
        
        /* Responsive adjustments */
        @media (max-width: 1024px) {
            .section-title {
                font-size: 2.2rem;
            }
            
            .tab-grid {
                gap: var(--space-6);
            }
            
            .hero p {
                font-size: 1.1rem;
            }
        }
        
        @media (max-width: 768px) {
            h1 {
                font-size: 2.5rem;
            }
            
            h1 span {
                font-size: 3rem;
            }
            
            header {
                height: auto;
                padding: var(--space-2) 0;
            }
            
            .header-container {
                flex-direction: column;
                text-align: center;
            }
            
            .logo {
                transform: translateY(0);
                height: 70px;
            }
            
            nav ul {
                margin-top: var(--space-3);
                justify-content: center;
                flex-wrap: wrap;
                gap: var(--space-3);
                padding-right: 0;
            }
            
            .hero {
                padding: calc(var(--space-12) + 70px) 0 var(--space-12) 0;
                min-height: 90vh;
            }
            
            .apex-card {
                padding: var(--space-6);
            }
            
            .apex-header {
                flex-direction: column;
                text-align: center;
                margin-bottom: var(--space-4);
            }
            
            .apex-icon {
                margin-right: 0;
                margin-bottom: var(--space-3);
                width: 70px;
                height: 70px;
            }
            
            .apex-title h3 {
                font-size: 2rem;
            }
            
            .apex-description {
                font-size: 1.1rem;
            }
            
            .apex-features {
                margin-bottom: var(--space-6);
            }
            
            .card-container {
                grid-template-columns: 1fr;
            }
            
            .tab-grid {
                grid-template-columns: 1fr;
                gap: var(--space-6);
            }
            
            .tabs-nav {
                flex-wrap: wrap;
                gap: var(--space-2);
            }
            
            .tab-btn {
                padding: var(--space-2) var(--space-3);
                font-size: 0.9rem;
            }
            
            .circle-node {
                width: 24px;
                height: 24px;
                font-size: 0.7rem;
            }
            
            .kg-node {
                font-size: 0.75rem;
                padding: var(--space-1) var(--space-2);
            }
            
            .form-group {
                flex-direction: column;
            }
            
            .form-input {
                border-radius: var(--border-radius) var(--border-radius) 0 0;
                margin-bottom: var(--space-2);
            }
            
            .waitlist-form .btn {
                border-radius: 0 0 var(--border-radius) var(--border-radius);
            }
            
            .footer-tagline {
                font-size: 1.5rem;
            }
        }
        
        @media (max-width: 480px) {
            h1 {
                font-size: 2rem;
            }
            
            h1 span {
                font-size: 2.5rem;
            }
            
            .hero {
                padding-top: 120px;
            }
            
            .section-title {
                font-size: 1.8rem;
                margin-bottom: var(--space-8);
            }
            
            .section-subtitle {
                font-size: 1rem;
                margin-bottom: var(--space-8);
            }
            
            .card {
                padding: var(--space-4);
            }
            
            .tab-visual {
                min-height: 250px;
                padding: var(--space-4);
            }
            
            .tab-text h3 {
                font-size: 1.5rem;
            }
            
            .step-number {
                width: 2.5rem;
                height: 2.5rem;
            }
            
            .step-content {
                padding-top: 0.1rem;
            }
            
            .step:not(:last-child)::after {
                top: 3rem;
                left: 1.25rem;
            }
            
            .logo {
                height: 60px;
            }
            
            .btn {
                padding: var(--space-2) var(--space-4);
                font-size: 0.9rem;
            }
            
            .waitlist-form {
                padding: var(--space-4);
            }
            
            /* Adjustments for architecture diagrams on small screens */
            .architecture-diagram .arch-component {
                width: 95%;
                padding: var(--space-2) var(--space-3);
                font-size: 0.8rem;
            }
            
            .circle-node {
                width: 20px;
                height: 20px;
                font-size: 0.65rem;
            }
            
            .kg-node {
                font-size: 0.7rem;
                padding: var(--space-1);
            }
            
            .llm-det, .llm-ai {
                font-size: 0.75rem;
            }
        }
        
        /* Landscape orientation adjustments for mobile */
        @media (max-height: 500px) and (orientation: landscape) {
            .hero {
                min-height: 450px;
                padding: 120px 0 var(--space-8) 0;
            }
            
            h1 {
                font-size: 2rem;
                margin-bottom: var(--space-2);
            }
            
            h1 span {
                font-size: 2.5rem;
            }
            
            .hero p {
                margin-bottom: var(--space-4);
            }
            
            section {
                padding: var(--space-8) 0;
            }
        }
    </style>
</head>
<body>
    <header>
        <div class="header-container">
            <svg width="400" height="100" viewBox="0 0 600 200" version="1.1" xmlns="http://www.w3.org/2000/svg" class="logo">
                <!-- Define gradients -->
                <defs>
                    <linearGradient id="infinityGradient" x1="0%" y1="0%" x2="100%" y2="100%">
                        <stop offset="0%" stop-color="#93C5FD" />
                        <stop offset="100%" stop-color="#34D399" />
                    </linearGradient>
                    
                    <linearGradient id="purpleGradient" x1="0%" y1="0%" x2="0%" y2="100%">
                        <stop offset="0%" stop-color="#A78BFA" />
                        <stop offset="100%" stop-color="#8B5CF6" />
                    </linearGradient>
                </defs>
                
                <!-- Main Logo Group -->
                <g transform="translate(80, 100)">
                    <!-- Core infinity path -->
                    <path d="M-50,0 C-50,-25 -25,-25 0,0 C25,25 50,25 50,0 C50,-25 25,-25 0,0 C-25,25 -50,25 -50,0 Z" 
                          fill="none" stroke="url(#infinityGradient)" stroke-width="2.5" stroke-linecap="round" class="infinity-path"/>
                          
                    <!-- Vertical dotted line -->
                    <line x1="0" y1="-25" x2="0" y2="25" stroke="#F87171" stroke-width="1.2" stroke-dasharray="3 2" class="data-path"/>
                    
                    <!-- Vertical architectural lines -->
                    <line x1="-32" y1="-30" x2="-32" y2="30" stroke="url(#purpleGradient)" stroke-width="2" />
                    <line x1="32" y1="-30" x2="32" y2="30" stroke="url(#purpleGradient)" stroke-width="2" />
                    
                    <!-- API/Input-Output Symbol (top) -->
                    <g transform="translate(0, -28)">
                        <path d="M-12,-4 L-12,4 L-6,6 L6,6 L12,4 L12,-4 L6,-6 L-6,-6 Z" 
                            fill="#1E293B" stroke="#A78BFA" stroke-width="1.2" />
                        <line x1="-7" y1="0" x2="-2" y2="0" stroke="#A78BFA" stroke-width="1.2" />
                        <polygon points="-2,0 -4,1.2 -4,-1.2" fill="#A78BFA" />
                        <line x1="7" y1="0" x2="2" y2="0" stroke="#A78BFA" stroke-width="1.2" />
                        <polygon points="7,0 5,1.2 5,-1.2" fill="#A78BFA" />
                    </g>
                    
                    <!-- Processing Symbol (bottom) -->
                    <g transform="translate(0, 28)">
                        <circle cx="0" cy="0" r="8" fill="#1E293B" stroke="#8B5CF6" stroke-width="1.2" />
                        <rect x="-4" y="-4" width="8" height="8" fill="none" stroke="#8B5CF6" stroke-width="1.2" />
                        <line x1="-4" y1="-2" x2="4" y2="-2" stroke="#8B5CF6" stroke-width="1" />
                        <line x1="-4" y1="0" x2="4" y2="0" stroke="#8B5CF6" stroke-width="1" />
                        <line x1="-4" y1="2" x2="4" y2="2" stroke="#8B5CF6" stroke-width="1" />
                        <!-- Connection points -->
                        <circle cx="-8" cy="0" r="1.5" fill="#A78BFA" />
                        <circle cx="8" cy="0" r="1.5" fill="#A78BFA" />
                        <circle cx="0" cy="-8" r="1.5" fill="#A78BFA" />
                        <circle cx="0" cy="8" r="1.5" fill="#A78BFA" />
                    </g>
                </g>
                
                <!-- Wordmark -->
                <text x="180" y="105" font-family="'Inter', 'Helvetica Neue', Arial, sans-serif" font-size="40" font-weight="200" letter-spacing="0" text-anchor="start" fill="#FFFFFF">cognium</text>
            </svg>
            
            <nav>
                <ul>
                    <li><a href="#home">Home</a></li>
                    <li><a href="#architecture">Architecture</a></li>
                    <li><a href="#solutions">Solutions</a></li>
                    <li><a href="#approach">Our Approach</a></li>
                    <li><a href="#contact">Contact</a></li>
                </ul>
            </nav>
        </div>
    </header>