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

:root {
    /* Colors - Tech-focused palette */
    --primary-color: #1E3A8A;
    --primary-light: #3B82F6;
    --secondary-color: #06B6D4;
    --accent-color: #10B981;
    --dark-bg: #0F172A;
    --dark-surface: #1E293B;
    --dark-border: #334155;
    --text-primary: #F8FAFC;
    --text-secondary: #CBD5E1;
    --text-muted: #64748B;
    --success: #22C55E;
    --warning: #F59E0B;
    --error: #EF4444;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    
    /* Border radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
}

body {
    font-family: var(--font-primary);
    background: var(--dark-bg);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all 0.2s ease;
    cursor: pointer;
    border: none;
    font-family: inherit;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    color: white;
    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: 1px solid var(--dark-border);
}

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

.btn-outline {
    background: transparent;
    color: var(--secondary-color);
    border: 1px solid var(--secondary-color);
}

.btn-outline:hover {
    background: var(--secondary-color);
    color: var(--dark-bg);
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1rem;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--dark-border);
    z-index: 1000;
    padding: 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem var(--spacing-md);
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.logo {
    width: 32px;
    height: 32px;
}

.brand-text {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

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

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease;
}

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

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
}

.mobile-menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    padding: 8rem 0 4rem;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--dark-bg) 0%, rgba(30, 58, 138, 0.1) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 25% 25%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, rgba(6, 182, 212, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content {
    animation: fadeInUp 0.8s ease;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
}

.gradient-text {
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--accent-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.6;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    gap: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--dark-border);
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--secondary-color);
    font-family: var(--font-mono);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* Hero Visual */
.hero-visual {
    position: relative;
    animation: fadeInRight 0.8s ease;
}

/* Mechanical Hero Graphics */
.mechanical-hero {
    position: relative;
    width: 100%;
    height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.gear-container {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.gear-large {
    position: absolute;
    width: 280px;
    height: 280px;
    animation: rotateClockwise 20s linear infinite;
    filter: drop-shadow(0 10px 30px rgba(6, 182, 212, 0.3));
}

.gear-medium {
    position: absolute;
    width: 180px;
    height: 180px;
    top: 50%;
    right: 0%;
    animation: rotateCounterClockwise 15s linear infinite;
    filter: drop-shadow(0 8px 25px rgba(59, 130, 246, 0.3));
}

.gear-small {
    position: absolute;
    width: 120px;
    height: 120px;
    bottom: 20%;
    left: 10%;
    animation: rotateClockwise 10s linear infinite;
    filter: drop-shadow(0 6px 20px rgba(16, 185, 129, 0.3));
}

.automation-flow {
    position: absolute;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 10;
}

.flow-box {
    background: rgba(30, 41, 59, 0.9);
    padding: 1rem 2rem;
    border-radius: 12px;
    border: 2px solid rgba(6, 182, 212, 0.5);
    color: var(--text-primary);
    font-weight: 600;
    text-align: center;
    backdrop-filter: blur(10px);
    animation: pulse-glow 3s ease-in-out infinite;
    box-shadow: 0 4px 20px rgba(6, 182, 212, 0.2);
}

.flow-box.primary {
    border-color: rgba(59, 130, 246, 0.6);
    background: linear-gradient(135deg, rgba(30, 58, 138, 0.9), rgba(59, 130, 246, 0.3));
}

.flow-box.secondary {
    border-color: rgba(16, 185, 129, 0.6);
    background: linear-gradient(135deg, rgba(5, 150, 105, 0.9), rgba(16, 185, 129, 0.3));
}

.connecting-line {
    width: 3px;
    height: 30px;
    background: linear-gradient(180deg, rgba(6, 182, 212, 0.8), rgba(6, 182, 212, 0.3));
    margin: 0 auto;
    position: relative;
}

.connecting-line::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;
    border-top: 8px solid rgba(6, 182, 212, 0.8);
}

.code-editor-mockup {
    background: var(--dark-surface);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    margin-bottom: var(--spacing-md);
}

.editor-header {
    background: #1A1F36;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-bottom: 1px solid var(--dark-border);
}

.editor-tabs {
    display: flex;
    gap: var(--spacing-xs);
}

.tab {
    padding: 0.5rem 1rem;
    background: transparent;
    color: var(--text-muted);
    font-size: 0.875rem;
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    cursor: pointer;
}

.tab.active {
    background: var(--dark-surface);
    color: var(--text-primary);
}

.editor-content {
    padding: var(--spacing-md);
    font-family: var(--font-mono);
    font-size: 0.875rem;
}

.code-line {
    display: flex;
    margin-bottom: 0.25rem;
}

.line-number {
    width: 2rem;
    color: var(--text-muted);
    text-align: right;
    margin-right: var(--spacing-sm);
}

.code-text {
    flex: 1;
}

.keyword { color: #C792EA; }
.function { color: #82AAFF; }
.parameter { color: #FFCB6B; }
.string { color: #C3E88D; }
.comment { color: var(--text-muted); }

.workflow-diagram {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: var(--dark-surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.flow-node {
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-lg);
    font-weight: 500;
    text-align: center;
    min-width: 120px;
}

.start-node {
    background: linear-gradient(135deg, var(--accent-color), #059669);
    color: white;
}

.process-node {
    background: linear-gradient(135deg, var(--primary-light), var(--primary-color));
    color: white;
}

.action-node {
    background: linear-gradient(135deg, var(--secondary-color), #0891B2);
    color: white;
}

.end-node {
    background: linear-gradient(135deg, #6366F1, #4F46E5);
    color: white;
}

.flow-connector {
    width: 2px;
    height: var(--spacing-md);
    background: linear-gradient(180deg, var(--secondary-color), transparent);
}

/* Sections */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.section-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Features Section */
.features {
    padding: var(--spacing-2xl) 0;
    background: var(--dark-surface);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
}

.feature-card {
    background: var(--dark-bg);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    border: 1px solid var(--dark-border);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-4px);
    border-color: var(--secondary-color);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin-bottom: var(--spacing-md);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.feature-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.feature-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.feature-description {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Use Cases Section */
.use-cases {
    padding: var(--spacing-2xl) 0;
}

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
}

.use-case {
    background: var(--dark-surface);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--dark-border);
    transition: all 0.3s ease;
}

.use-case:hover {
    transform: translateY(-4px);
    border-color: var(--secondary-color);
    box-shadow: var(--shadow-lg);
}

.use-case-image {
    height: 200px;
    overflow: hidden;
}

.use-case-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.use-case:hover .use-case-image img {
    transform: scale(1.05);
}

.use-case-content {
    padding: var(--spacing-lg);
}

.use-case-content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.use-case-content p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Documentation Section */
.documentation {
    padding: var(--spacing-2xl) 0;
    background: var(--dark-surface);
}

.doc-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.doc-features {
    list-style: none;
    margin: var(--spacing-lg) 0;
}

.doc-features li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: var(--spacing-md);
}

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

.doc-preview {
    background: var(--dark-bg);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--dark-border);
    box-shadow: var(--shadow-lg);
}

.doc-header {
    background: #1A1F36;
    padding: var(--spacing-sm);
    border-bottom: 1px solid var(--dark-border);
}

.doc-nav {
    display: flex;
    gap: var(--spacing-sm);
}

.doc-item {
    padding: 0.5rem 1rem;
    background: transparent;
    color: var(--text-muted);
    font-size: 0.875rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
}

.doc-item.active {
    background: var(--secondary-color);
    color: var(--dark-bg);
}

.doc-content-preview {
    padding: var(--spacing-lg);
    font-family: var(--font-mono);
    font-size: 0.875rem;
}

.doc-content-preview h4 {
    color: var(--secondary-color);
    margin-bottom: var(--spacing-sm);
}

.doc-content-preview p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.code-snippet {
    background: var(--dark-surface);
    padding: var(--spacing-sm);
    border-radius: var(--radius-sm);
    margin-top: var(--spacing-sm);
    font-family: var(--font-mono);
    font-size: 0.75rem;
}

.code-comment { color: var(--text-muted); }
.code-keyword { color: #C792EA; }
.code-string { color: #C3E88D; }

/* CTA Section */
.cta {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    text-align: center;
}

.cta-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.cta-description {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.9;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

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

/* Footer */
.footer {
    background: var(--dark-surface);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
    border-top: 1px solid var(--dark-border);
}

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

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-logo {
    width: 40px;
    height: 40px;
}

.footer-description {
    color: var(--text-secondary);
    max-width: 300px;
}

.footer-links {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

.footer-column h4 {
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.footer-column a {
    display: block;
    color: var(--text-secondary);
    text-decoration: none;
    margin-bottom: 0.5rem;
    transition: color 0.2s ease;
}

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

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

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

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes rotateClockwise {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

@keyframes rotateCounterClockwise {
    from {
        transform: rotate(360deg);
    }
    to {
        transform: rotate(0deg);
    }
}

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

@keyframes pulse-glow {
    0%, 100% {
        opacity: 0.6;
        filter: drop-shadow(0 0 10px rgba(6, 182, 212, 0.5));
    }
    50% {
        opacity: 1;
        filter: drop-shadow(0 0 20px rgba(6, 182, 212, 0.8));
    }
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
        text-align: center;
    }
    
    .hero-title {
        font-size: 3rem;
    }
    
    .doc-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .web-apps-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .steps-container {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .hero {
        padding: 6rem 0 2rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-stats {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .features-grid,
    .use-cases-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .cta-title {
        font-size: 2rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
    
    .mechanical-hero {
        height: 400px;
    }
    
    .gear-large {
        width: 200px;
        height: 200px;
    }
    
    .gear-medium {
        width: 130px;
        height: 130px;
    }
    
    .gear-small {
        width: 90px;
        height: 90px;
    }
    
    .steps-container {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container,
    .nav-container,
    .hero-container {
        padding-left: var(--spacing-sm);
        padding-right: var(--spacing-sm);
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .feature-card,
    .use-case-content {
        padding: var(--spacing-md);
    }
}

/* How It Works Section */
.how-it-works {
    padding: var(--spacing-2xl) 0;
    background: var(--dark-bg);
}

.steps-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-2xl);
}

.step-card {
    text-align: center;
    padding: var(--spacing-xl);
    background: var(--dark-surface);
    border-radius: var(--radius-lg);
    border: 1px solid var(--dark-border);
    transition: all 0.3s ease;
    position: relative;
}

.step-card:hover {
    transform: translateY(-5px);
    border-color: var(--secondary-color);
    box-shadow: 0 10px 30px rgba(6, 182, 212, 0.2);
}

.step-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    margin-bottom: var(--spacing-md);
}

.step-icon img {
    width: 100%;
    height: 100%;
    filter: drop-shadow(0 4px 15px rgba(6, 182, 212, 0.3));
}

.step-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.step-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Web Apps Section */
.web-apps-feature {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, rgba(30, 58, 138, 0.15) 0%, rgba(6, 182, 212, 0.05) 100%);
    position: relative;
    overflow: hidden;
}

.web-apps-feature::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 30%, rgba(59, 130, 246, 0.1) 0%, transparent 40%),
        radial-gradient(circle at 80% 70%, rgba(16, 185, 129, 0.1) 0%, transparent 40%);
    pointer-events: none;
}

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

.web-apps-visual {
    position: relative;
    padding: 2rem;
}

.browser-mockup {
    background: var(--dark-surface);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--dark-border);
}

.browser-header {
    background: #1A1F36;
    padding: 0.75rem 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    border-bottom: 1px solid var(--dark-border);
}

.browser-dots {
    display: flex;
    gap: 0.5rem;
}

.browser-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.dot-red { background: #EF4444; }
.dot-yellow { background: #F59E0B; }
.dot-green { background: #10B981; }

.browser-url {
    flex: 1;
    background: var(--dark-bg);
    padding: 0.5rem 1rem;
    border-radius: 6px;
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-family: var(--font-mono);
}

.browser-content {
    padding: 2rem;
    background: var(--dark-bg);
    min-height: 250px;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.app-element {
    background: var(--dark-surface);
    padding: 1rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--dark-border);
    animation: fadeInUp 0.8s ease forwards;
}

.app-element:nth-child(2) { animation-delay: 0.2s; opacity: 0; }
.app-element:nth-child(3) { animation-delay: 0.4s; opacity: 0; }

.highlight-box {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.2), rgba(6, 182, 212, 0.2));
    padding: 1.5rem;
    border-radius: var(--radius-md);
    border-left: 4px solid var(--secondary-color);
    margin: var(--spacing-md) 0;
}

.highlight-box h4 {
    color: var(--secondary-color);
    margin-bottom: var(--spacing-xs);
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Focus styles for accessibility */
.btn:focus,
.nav-link:focus {
    outline: 2px solid var(--secondary-color);
    outline-offset: 2px;
}