/* Technology Page Styles */

/* Korean Font Support */
* {
    font-family: 'Noto Sans KR', 'Pretendard', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Malgun Gothic', '맑은 고딕', sans-serif;
}

/* Tech Hero Section */
.tech-hero {
    position: relative;
    height: 100vh;
    min-height: 700px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 50%, #16213e 100%);
}

.tech-hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.tech-hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 50%, rgba(0, 255, 255, 0.1) 0%, transparent 70%);
    animation: techPulse 8s ease-in-out infinite alternate;
}

@keyframes techPulse {
    0% {
        background: radial-gradient(circle at 30% 40%, rgba(0, 255, 255, 0.15) 0%, transparent 70%);
    }
    100% {
        background: radial-gradient(circle at 70% 60%, rgba(255, 0, 255, 0.15) 0%, transparent 70%);
    }
}

.tech-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: linear-gradient(45deg, #00ffff, #ff00ff);
    border-radius: 50%;
    animation: particleFloat 10s linear infinite;
    animation-delay: var(--delay);
}

.particle:nth-child(1) { top: 20%; left: 10%; }
.particle:nth-child(2) { top: 60%; left: 80%; }
.particle:nth-child(3) { top: 40%; left: 30%; }
.particle:nth-child(4) { top: 80%; left: 60%; }
.particle:nth-child(5) { top: 30%; left: 90%; }

@keyframes particleFloat {
    0% {
        transform: translateY(0px) scale(1);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateY(-100vh) scale(0);
        opacity: 0;
    }
}

.tech-hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    color: var(--text-white);
    max-width: 900px;
    animation: fadeInUp 1s ease;
}

.tech-badge {
    display: inline-block;
    background: linear-gradient(45deg, rgba(0, 255, 255, 0.2), rgba(255, 0, 255, 0.2));
    color: #00ffff;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-full);
    font-size: var(--fs-sm);
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    border: 1px solid rgba(0, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.tech-hero-title {
    font-size: var(--fs-6xl);
    font-weight: 800;
    margin-bottom: var(--spacing-lg);
    line-height: 1.1;
}

.gradient-text {
    background: linear-gradient(45deg, #00ffff, #ff00ff, #00ff00);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 3s ease-in-out infinite;
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.tech-hero-description {
    font-size: var(--fs-xl);
    line-height: 1.6;
    opacity: 0.9;
}

/* Section Common Styles */
.section-title {
    text-align: center;
    font-size: var(--fs-4xl);
    font-weight: 700;
    margin-bottom: var(--spacing-3xl);
    color: var(--primary-green);
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--primary-gradient);
    border-radius: 2px;
}

/* Tech Architecture */
.tech-architecture {
    background: var(--bg-light);
}

.architecture-diagram {
    display: grid;
    gap: var(--spacing-lg);
    max-width: 1000px;
    margin: 0 auto;
}

.arch-layer {
    background: white;
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-medium);
    transition: all var(--transition-normal);
}

.arch-layer:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-heavy);
}

.arch-layer h3 {
    font-size: var(--fs-xl);
    font-weight: 600;
    color: var(--primary-green);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.layer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.tech-box {
    background: var(--bg-light);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    text-align: center;
    font-weight: 500;
    color: var(--text-secondary);
    transition: all var(--transition-normal);
    border: 2px solid transparent;
}

.tech-box:hover {
    background: rgba(44, 122, 44, 0.1);
    border-color: var(--primary-green);
    transform: scale(1.05);
}

.tech-box.highlight {
    background: var(--primary-gradient);
    color: white;
    font-weight: 600;
}

/* AI & ML Section */
.ai-ml-section {
    background: white;
}

.ai-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-4xl);
    align-items: start;
}

.ai-main {
    display: grid;
    gap: var(--spacing-3xl);
}

.ai-feature {
    background: var(--bg-light);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    transition: all var(--transition-normal);
}

.ai-feature.featured {
    background: linear-gradient(135deg, rgba(44, 122, 44, 0.05), rgba(59, 130, 246, 0.05));
    border: 2px solid var(--primary-green);
}

.ai-feature:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.feature-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.feature-icon {
    font-size: 2rem;
}

.feature-header h3 {
    font-size: var(--fs-xl);
    font-weight: 600;
    color: var(--primary-green);
    flex: 1;
}

.version-tag {
    background: var(--primary-green);
    color: white;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-full);
    font-size: var(--fs-xs);
    font-weight: 600;
}

.feature-description p {
    font-size: var(--fs-base);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

.tech-details h4 {
    color: var(--primary-green);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.tech-details ul {
    list-style: none;
    margin-bottom: var(--spacing-lg);
}

.tech-details li {
    padding: var(--spacing-sm) 0;
    padding-left: var(--spacing-lg);
    position: relative;
    color: var(--text-secondary);
    line-height: 1.6;
}

.tech-details li::before {
    content: '▶';
    position: absolute;
    left: 0;
    color: var(--primary-green);
    font-size: var(--fs-sm);
}

.tech-details strong {
    color: var(--primary-green);
    font-weight: 600;
}

/* Code Snippet */
.code-snippet {
    background: #0d1117;
    border: 1px solid #30363d;
    border-radius: var(--radius-lg);
    overflow: hidden;
    margin-top: var(--spacing-lg);
    font-family: var(--font-mono);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.code-header {
    background: #161b22;
    padding: var(--spacing-sm) var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid #30363d;
}

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

.code-lang {
    background: #238636;
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: var(--fs-xs);
    font-weight: 600;
}

.code-file {
    color: #f0f6fc;
    font-size: var(--fs-sm);
    font-family: var(--font-mono);
}

.code-actions {
    display: flex;
    gap: var(--spacing-sm);
}

.code-copy {
    background: #21262d;
    color: #f0f6fc;
    border: 1px solid #30363d;
    padding: 4px 8px;
    border-radius: 6px;
    font-size: var(--fs-xs);
    cursor: pointer;
    transition: all 0.2s ease;
}

.code-copy:hover {
    background: #30363d;
    border-color: #8b949e;
}

.code-snippet pre {
    padding: var(--spacing-lg);
    margin: 0;
    overflow-x: auto;
    background: transparent;
}

.code-snippet code {
    color: #f0f6fc;
    font-size: 14px;
    line-height: 1.6;
    font-family: 'JetBrains Mono', 'Fira Code', 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, 'Courier New', monospace;
}

/* Python Syntax Highlighting */
.code-snippet .keyword {
    color: #ff7b72;
    font-weight: 600;
}

.code-snippet .string {
    color: #a5d6ff;
}

.code-snippet .comment {
    color: #8b949e;
    font-style: italic;
}

.code-snippet .function {
    color: #d2a8ff;
    font-weight: 600;
}

.code-snippet .class {
    color: #ffa657;
    font-weight: 600;
}

.code-snippet .module {
    color: #79c0ff;
}

.code-snippet .variable {
    color: #79c0ff;
}

.code-snippet .parameter {
    color: #ffa657;
}

.code-snippet .number {
    color: #79c0ff;
}

.code-snippet .builtin {
    color: #d2a8ff;
}

.code-snippet .attribute {
    color: #79c0ff;
}

.code-snippet .method {
    color: #d2a8ff;
}

/* JavaScript/React Syntax Highlighting */
.code-snippet .tag {
    color: #ff7b72;
}

.code-snippet .boolean {
    color: #79c0ff;
    font-weight: 600;
}

/* IoT Hardware Sections */
.iot-overview {
    display: grid;
    gap: var(--spacing-3xl);
    margin-bottom: var(--spacing-4xl);
}

.iot-feature {
    background: var(--bg-light);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-medium);
}

.sensors-overview {
    background: white;
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-medium);
    margin-top: var(--spacing-3xl);
}

.sensors-overview h3 {
    font-size: var(--fs-2xl);
    color: var(--primary-green);
    margin-bottom: var(--spacing-xl);
    text-align: center;
}

.sensor-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
}

.sensor-card {
    background: var(--bg-light);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all var(--transition-normal);
    border: 2px solid transparent;
}

.sensor-card:hover {
    border-color: var(--primary-green);
    transform: translateY(-3px);
    box-shadow: var(--shadow-medium);
}

.sensor-card h4 {
    color: var(--primary-green);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.sensor-card p {
    color: var(--text-secondary);
    font-size: var(--fs-sm);
    margin-bottom: var(--spacing-sm);
}

.sensor-range {
    display: inline-block;
    background: rgba(44, 122, 44, 0.1);
    color: var(--primary-green);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-full);
    font-size: var(--fs-xs);
    font-weight: 600;
}

/* Data Management */
.data-tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: var(--spacing-3xl);
}

.tech-feature {
    background: var(--bg-light);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-medium);
    transition: all var(--transition-normal);
}

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

.code-snippet.small {
    margin-top: var(--spacing-md);
}

.code-snippet.small pre {
    padding: var(--spacing-md);
}

/* AI Metrics */
.ai-metrics h3 {
    font-size: var(--fs-xl);
    font-weight: 600;
    color: var(--primary-green);
    margin-bottom: var(--spacing-xl);
    text-align: center;
}

.metrics-grid {
    display: grid;
    gap: var(--spacing-lg);
}

.metric-card {
    background: var(--primary-gradient);
    color: white;
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-green);
    transition: all var(--transition-normal);
}

.metric-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(44, 122, 44, 0.4);
}

.metric-value {
    font-size: var(--fs-3xl);
    font-weight: 800;
    margin-bottom: var(--spacing-sm);
}

.metric-label {
    font-size: var(--fs-base);
    margin-bottom: var(--spacing-xs);
    opacity: 0.9;
}

.metric-detail {
    font-size: var(--fs-sm);
    opacity: 0.7;
}

/* IoT Hardware Section */
.iot-hardware {
    background: var(--bg-light);
}

.iot-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-4xl);
    margin-bottom: var(--spacing-4xl);
}

.iot-category {
    background: white;
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-medium);
}

.iot-category h3 {
    font-size: var(--fs-2xl);
    font-weight: 600;
    color: var(--primary-green);
    margin-bottom: var(--spacing-xl);
    text-align: center;
}

/* Sensor List */
.sensor-list {
    display: grid;
    gap: var(--spacing-lg);
}

.sensor-item {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    background: var(--bg-light);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    transition: all var(--transition-normal);
}

.sensor-item:hover {
    background: rgba(44, 122, 44, 0.05);
    transform: translateX(5px);
}

.sensor-info h4 {
    font-size: var(--fs-lg);
    font-weight: 600;
    color: var(--primary-green);
    margin-bottom: var(--spacing-xs);
}

.sensor-model {
    display: block;
    font-size: var(--fs-sm);
    color: var(--text-secondary);
    font-weight: 500;
    margin-bottom: var(--spacing-sm);
}

.sensor-specs {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.sensor-specs span {
    font-size: var(--fs-xs);
    color: var(--text-light);
}

.sensor-status {
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-full);
    font-size: var(--fs-xs);
    font-weight: 600;
    text-transform: uppercase;
}

.sensor-status.online {
    background: rgba(34, 197, 94, 0.1);
    color: #16a34a;
}

/* Computing Stack */
.computing-stack {
    display: grid;
    gap: var(--spacing-xl);
}

.computing-item {
    background: var(--bg-light);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    transition: all var(--transition-normal);
}

.computing-item.primary {
    background: linear-gradient(135deg, rgba(44, 122, 44, 0.1), rgba(59, 130, 246, 0.1));
    border: 2px solid var(--primary-green);
}

.computing-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-medium);
}

.computing-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.computing-header h4 {
    font-size: var(--fs-lg);
    font-weight: 600;
    color: var(--primary-green);
}

.computing-role {
    background: rgba(44, 122, 44, 0.1);
    color: var(--primary-green);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-full);
    font-size: var(--fs-xs);
    font-weight: 600;
}

.computing-specs {
    display: grid;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.spec-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.spec-label {
    font-weight: 600;
    color: var(--text-secondary);
    min-width: 80px;
}

.spec-item span:last-child {
    color: var(--text-primary);
}

.computing-tasks h5 {
    color: var(--primary-green);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.computing-tasks ul {
    list-style: none;
}

.computing-tasks li {
    padding: var(--spacing-xs) 0;
    padding-left: var(--spacing-md);
    position: relative;
    color: var(--text-secondary);
    font-size: var(--fs-sm);
}

.computing-tasks li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--primary-green);
    font-weight: bold;
}

/* Communication Protocols */
.communication-section {
    background: white;
    padding: var(--spacing-3xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-medium);
    margin-top: var(--spacing-4xl);
}

.communication-section h3 {
    font-size: var(--fs-2xl);
    font-weight: 600;
    color: var(--primary-green);
    margin-bottom: var(--spacing-xl);
    text-align: center;
}

.protocol-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

.protocol-item {
    background: var(--bg-light);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    transition: all var(--transition-normal);
}

.protocol-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.protocol-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.protocol-icon {
    font-size: 1.5rem;
}

.protocol-header h4 {
    font-size: var(--fs-lg);
    font-weight: 600;
    color: var(--primary-green);
    flex: 1;
}

.protocol-version {
    background: var(--primary-green);
    color: white;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-full);
    font-size: var(--fs-xs);
    font-weight: 600;
}

.protocol-description p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

.protocol-features {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.feature-tag {
    background: rgba(44, 122, 44, 0.1);
    color: var(--primary-green);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-full);
    font-size: var(--fs-xs);
    font-weight: 500;
    border: 1px solid rgba(44, 122, 44, 0.2);
}

/* Data Management */
.data-management {
    background: white;
}

.data-pipeline {
    display: grid;
    gap: var(--spacing-3xl);
}

.pipeline-stage {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-xl);
    background: var(--bg-light);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    transition: all var(--transition-normal);
}

.pipeline-stage:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-medium);
}

.stage-number {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    background: var(--primary-gradient);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--fs-xl);
    font-weight: 700;
}

.stage-content h3 {
    font-size: var(--fs-xl);
    font-weight: 600;
    color: var(--primary-green);
    margin-bottom: var(--spacing-lg);
}

.stage-details h4 {
    color: var(--primary-green);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.stage-details ul {
    list-style: none;
    margin-bottom: var(--spacing-lg);
}

.stage-details li {
    padding: var(--spacing-sm) 0;
    padding-left: var(--spacing-lg);
    position: relative;
    color: var(--text-secondary);
    line-height: 1.6;
}

.stage-details li::before {
    content: '▶';
    position: absolute;
    left: 0;
    color: var(--primary-green);
    font-size: var(--fs-sm);
}

.stage-details strong {
    color: var(--primary-green);
    font-weight: 600;
}

.storage-specs {
    display: flex;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.spec-box {
    background: white;
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    text-align: center;
    min-width: 120px;
    box-shadow: var(--shadow-light);
}

.spec-title {
    display: block;
    font-size: var(--fs-sm);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
}

.spec-value {
    display: block;
    font-size: var(--fs-lg);
    font-weight: 700;
    color: var(--primary-green);
}

.processing-metrics {
    display: flex;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.metric-mini {
    background: white;
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-light);
}

.metric-mini .metric-value {
    display: block;
    font-size: var(--fs-lg);
    font-weight: 700;
    color: var(--primary-green);
    margin-bottom: var(--spacing-xs);
}

.metric-mini .metric-label {
    font-size: var(--fs-sm);
    color: var(--text-secondary);
}

.analysis-features {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.analysis-tag {
    background: rgba(59, 130, 246, 0.1);
    color: #2563eb;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-full);
    font-size: var(--fs-xs);
    font-weight: 500;
    border: 1px solid rgba(59, 130, 246, 0.2);
}

/* Frontend UI */
.frontend-ui {
    background: var(--bg-light);
}

.ui-platforms {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: var(--spacing-3xl);
}

.platform-card {
    background: white;
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-medium);
    transition: all var(--transition-normal);
}

.platform-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-heavy);
}

.platform-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.platform-icon {
    font-size: 2rem;
}

.platform-header h3 {
    font-size: var(--fs-xl);
    font-weight: 600;
    color: var(--primary-green);
    flex: 1;
}

.platform-tag {
    background: var(--primary-green);
    color: white;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-full);
    font-size: var(--fs-xs);
    font-weight: 600;
}

.tech-stack-ui h4 {
    color: var(--primary-green);
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
}

.ui-tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.ui-tech-item {
    background: var(--bg-light);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    transition: all var(--transition-normal);
}

.ui-tech-item:hover {
    background: rgba(44, 122, 44, 0.1);
    transform: scale(1.02);
}

.tech-name {
    display: block;
    font-weight: 600;
    color: var(--primary-green);
    margin-bottom: var(--spacing-xs);
}

.tech-desc {
    font-size: var(--fs-sm);
    color: var(--text-secondary);
}

.platform-features h4 {
    color: var(--primary-green);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.platform-features ul {
    list-style: none;
}

.platform-features li {
    padding: var(--spacing-sm) 0;
    padding-left: var(--spacing-lg);
    position: relative;
    color: var(--text-secondary);
    line-height: 1.6;
}

.platform-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-green);
    font-weight: bold;
}

/* Security & Infrastructure */
.security-infrastructure {
    background: white;
}

.security-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-4xl);
}

.security-category, .infrastructure-category {
    background: var(--bg-light);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-medium);
}

.security-category h3, .infrastructure-category h3 {
    font-size: var(--fs-2xl);
    font-weight: 600;
    color: var(--primary-green);
    margin-bottom: var(--spacing-xl);
    text-align: center;
}

.security-features {
    display: grid;
    gap: var(--spacing-xl);
}

.security-item {
    background: white;
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    transition: all var(--transition-normal);
}

.security-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-medium);
}

.security-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.security-header h4 {
    font-size: var(--fs-lg);
    font-weight: 600;
    color: var(--primary-green);
}

.security-level {
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-full);
    font-size: var(--fs-xs);
    font-weight: 600;
    text-transform: uppercase;
}

.security-level.high {
    background: rgba(239, 68, 68, 0.1);
    color: #dc2626;
}

.security-level.medium {
    background: rgba(245, 158, 11, 0.1);
    color: #d97706;
}

.security-item ul {
    list-style: none;
}

.security-item li {
    padding: var(--spacing-sm) 0;
    padding-left: var(--spacing-lg);
    position: relative;
    color: var(--text-secondary);
    line-height: 1.6;
}

.security-item li::before {
    content: '🔒';
    position: absolute;
    left: 0;
    font-size: var(--fs-sm);
}

.security-item strong {
    color: var(--primary-green);
    font-weight: 600;
}

/* Infrastructure Stack */
.infrastructure-stack {
    display: grid;
    gap: var(--spacing-xl);
}

.infra-layer {
    background: white;
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    transition: all var(--transition-normal);
}

.infra-layer:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-medium);
}

.infra-layer h4 {
    font-size: var(--fs-lg);
    font-weight: 600;
    color: var(--primary-green);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.infra-tech {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-md);
}

.tech-box-infra {
    background: var(--bg-light);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all var(--transition-normal);
    border: 2px solid transparent;
}

.tech-box-infra.primary {
    background: var(--primary-gradient);
    color: white;
}

.tech-box-infra:hover {
    transform: scale(1.05);
    border-color: var(--primary-green);
}

.tech-name {
    font-weight: 600;
    color: var(--primary-green);
    margin-bottom: var(--spacing-xs);
}

.tech-box-infra.primary .tech-name {
    color: white;
}

.tech-version {
    font-size: var(--fs-sm);
    color: var(--text-light);
    margin-bottom: var(--spacing-xs);
}

.tech-box-infra.primary .tech-version {
    color: rgba(255, 255, 255, 0.8);
}

.tech-desc {
    font-size: var(--fs-sm);
    color: var(--text-secondary);
}

.tech-box-infra.primary .tech-desc {
    color: rgba(255, 255, 255, 0.9);
}

/* Performance Metrics */
.performance-metrics {
    background: var(--bg-light);
}

.metrics-dashboard {
    display: grid;
    gap: var(--spacing-4xl);
}

.metrics-category h3 {
    font-size: var(--fs-2xl);
    font-weight: 600;
    color: var(--primary-green);
    margin-bottom: var(--spacing-xl);
    text-align: center;
}

.metrics-grid-large {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
}

.metric-card-large {
    background: white;
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-medium);
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    transition: all var(--transition-normal);
}

.metric-card-large:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-heavy);
}

.metric-icon {
    font-size: 3rem;
    color: var(--primary-green);
}

.metric-content .metric-value {
    font-size: var(--fs-3xl);
    font-weight: 800;
    color: var(--primary-green);
    margin-bottom: var(--spacing-xs);
}

.metric-content .metric-label {
    font-size: var(--fs-base);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.metric-content .metric-detail {
    font-size: var(--fs-sm);
    color: var(--text-secondary);
}

/* Hardware Specs */
.hardware-specs {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.spec-category {
    background: white;
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-medium);
}

.spec-category h4 {
    font-size: var(--fs-lg);
    font-weight: 600;
    color: var(--primary-green);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.spec-list {
    display: grid;
    gap: var(--spacing-md);
}

.spec-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--bg-light);
}

.spec-name {
    font-weight: 600;
    color: var(--text-secondary);
    min-width: 80px;
}

.spec-value {
    color: var(--text-primary);
    text-align: right;
    font-weight: 500;
}

/* Future Technology */
.future-tech {
    background: white;
}

.roadmap-timeline {
    display: grid;
    gap: var(--spacing-3xl);
    max-width: 1000px;
    margin: 0 auto;
}

.roadmap-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
    background: var(--bg-light);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    transition: all var(--transition-normal);
    position: relative;
}

.roadmap-item:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-medium);
}

.roadmap-item.current {
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.1), rgba(44, 122, 44, 0.1));
    border: 2px solid #22c55e;
}

.roadmap-item.upcoming {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(37, 99, 235, 0.1));
    border: 2px solid #3b82f6;
}

.roadmap-item.future {
    background: linear-gradient(135deg, rgba(168, 85, 247, 0.1), rgba(147, 51, 234, 0.1));
    border: 2px solid #a855f7;
}

.roadmap-item.visionary {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.1), rgba(217, 119, 6, 0.1));
    border: 2px solid #f59e0b;
}

.roadmap-date {
    flex-shrink: 0;
    background: var(--primary-gradient);
    color: white;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-full);
    font-weight: 600;
    text-align: center;
    min-width: 120px;
}

.roadmap-item.upcoming .roadmap-date {
    background: linear-gradient(45deg, #3b82f6, #2563eb);
}

.roadmap-item.future .roadmap-date {
    background: linear-gradient(45deg, #a855f7, #9333ea);
}

.roadmap-item.visionary .roadmap-date {
    background: linear-gradient(45deg, #f59e0b, #d97706);
}

.roadmap-content h3 {
    font-size: var(--fs-xl);
    font-weight: 600;
    color: var(--primary-green);
    margin-bottom: var(--spacing-lg);
}

.roadmap-techs {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.tech-tag {
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-full);
    font-size: var(--fs-xs);
    font-weight: 500;
    border: 1px solid;
}

.tech-tag.completed {
    background: rgba(34, 197, 94, 0.1);
    color: #16a34a;
    border-color: #22c55e;
}

.tech-tag.progress {
    background: rgba(59, 130, 246, 0.1);
    color: #2563eb;
    border-color: #3b82f6;
}

.tech-tag.planned {
    background: rgba(168, 85, 247, 0.1);
    color: #9333ea;
    border-color: #a855f7;
}

.tech-tag.future {
    background: rgba(156, 163, 175, 0.1);
    color: #6b7280;
    border-color: #9ca3af;
}

.tech-tag.visionary {
    background: rgba(245, 158, 11, 0.1);
    color: #d97706;
    border-color: #f59e0b;
}

/* Tech CTA */
.tech-cta {
    background: var(--primary-gradient);
    color: white;
    text-align: center;
}

.tech-cta .cta-content h2 {
    font-size: var(--fs-4xl);
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
}

.tech-cta .cta-content p {
    font-size: var(--fs-xl);
    margin-bottom: var(--spacing-3xl);
    opacity: 0.9;
}

.tech-cta .cta-buttons {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
    flex-wrap: wrap;
}

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

.tech-cta .btn-primary {
    background: white;
    color: var(--primary-green);
}

.tech-cta .btn-primary:hover {
    background: #f8f9fa;
    transform: translateY(-3px);
}

.tech-cta .btn-outline {
    border-color: white;
    color: white;
}

.tech-cta .btn-outline:hover {
    background: white;
    color: var(--primary-green);
}

/* Footer */
.footer {
    background: var(--bg-dark);
    color: white;
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xl);
}

.footer-brand h3 {
    font-size: var(--fs-2xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--secondary-green);
}

.footer-brand p {
    color: #94a3b8;
    font-size: var(--fs-sm);
}

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

.footer-links a {
    color: #94a3b8;
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition-normal);
}

.footer-links a:hover {
    color: var(--secondary-green);
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: var(--spacing-lg);
    text-align: center;
}

.footer-bottom p {
    color: #6b7280;
    font-size: var(--fs-sm);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .ai-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-3xl);
    }

    .iot-grid {
        grid-template-columns: 1fr;
    }

    .security-grid {
        grid-template-columns: 1fr;
    }

    .ui-platforms {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .tech-hero {
        height: 80vh;
        min-height: 600px;
    }

    .tech-hero-title {
        font-size: var(--fs-4xl);
    }

    .tech-hero-description {
        font-size: var(--fs-lg);
    }

    .section-title {
        font-size: var(--fs-3xl);
    }

    .layer-content {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    }

    .pipeline-stage {
        flex-direction: column;
        text-align: center;
    }

    .roadmap-item {
        flex-direction: column;
        text-align: center;
    }

    .roadmap-date {
        min-width: auto;
    }

    .footer-content {
        flex-direction: column;
        gap: var(--spacing-xl);
        text-align: center;
    }

    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .tech-hero-title {
        font-size: var(--fs-3xl);
    }

    .tech-hero-description {
        font-size: var(--fs-base);
    }

    .metrics-grid-large {
        grid-template-columns: 1fr;
    }

    .metric-card-large {
        flex-direction: column;
        text-align: center;
    }

    .tech-cta .cta-buttons {
        flex-direction: column;
        align-items: center;
    }

    .tech-cta .cta-buttons .btn {
        width: 100%;
        max-width: 300px;
    }
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Custom Scrollbar for Code */
.code-snippet pre::-webkit-scrollbar {
    height: 8px;
}

.code-snippet pre::-webkit-scrollbar-track {
    background: #2d2d2d;
}

.code-snippet pre::-webkit-scrollbar-thumb {
    background: #555;
    border-radius: 4px;
}

.code-snippet pre::-webkit-scrollbar-thumb:hover {
    background: #777;
}