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

:root {
    /* Brand Colors */
    --color-dark-graphite: #111111;
    --color-aurora-teal: #008080;
    --color-teal-hover: #006666;
    --color-teal-light: #00a0a0;
    
    /* Light Theme Colors */
    --background: #ffffff;
    --surface: #fafafa;
    --border: #e5e5e5;
    --border-light: #f0f0f0;
    
    /* Text Colors */
    --text-primary: #111111;
    --text-secondary: #666666;
    --text-muted: #999999;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 5rem;
}

/* Dark Theme */
@media (prefers-color-scheme: dark) {
    :root {
        /* Dark Theme Colors */
        --background: #0a0a0a;
        --surface: #151515;
        --border: #2a2a2a;
        --border-light: #1f1f1f;
        
        /* Text Colors */
        --text-primary: #e5e5e5;
        --text-secondary: #a0a0a0;
        --text-muted: #707070;
        
        /* Brand Colors Adjusted for Dark */
        --color-aurora-teal: #00b8b8;
        --color-teal-hover: #00d0d0;
        --color-teal-light: #00e0e0;
    }
}

body {
    font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
    background-color: var(--background);
    color: var(--text-primary);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    font-size: 16px;
}

/* Skip Navigation */
.skip-nav {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--color-aurora-teal);
    color: var(--background);
    padding: 8px 16px;
    text-decoration: none;
    font-weight: 600;
    z-index: 1000;
    border-radius: 0 0 4px 0;
}

.skip-nav:focus {
    top: 0;
    outline: 3px solid var(--color-aurora-teal);
    outline-offset: 2px;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    background-color: var(--background);
    border-bottom: 1px solid var(--border);
    padding: var(--spacing-md) 0;
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
}

@media (prefers-color-scheme: light) {
    .header {
        background-color: rgba(255, 255, 255, 0.95);
    }
}

@media (prefers-color-scheme: dark) {
    .header {
        background-color: rgba(10, 10, 10, 0.95);
    }
}

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

.logo-container {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-link {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    transition: opacity 0.2s ease;
}

.logo-link:hover {
    opacity: 0.8;
}

.logo-link:focus {
    outline: 3px solid var(--color-aurora-teal);
    outline-offset: 3px;
    border-radius: 4px;
}

.logo-icon {
    display: block;
    flex-shrink: 0;
    height: 40px;
    width: auto;
}

.logo-text {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
}

.logo-dark {
    display: none;
}

.logo-light {
    display: block;
}

@media (prefers-color-scheme: dark) {
    .logo-dark {
        display: block;
    }
    
    .logo-light {
        display: none;
    }
}

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

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    flex-direction: column;
    gap: 4px;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
}

.mobile-menu-toggle:focus {
    outline: 3px solid var(--color-aurora-teal);
    outline-offset: 2px;
    border-radius: 4px;
}

.hamburger-icon {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--text-primary);
    position: relative;
    transition: background-color 0.2s ease;
}

.hamburger-icon::before,
.hamburger-icon::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 2px;
    background-color: var(--text-primary);
    left: 0;
    transition: transform 0.2s ease, top 0.2s ease;
}

.hamburger-icon::before {
    top: -8px;
}

.hamburger-icon::after {
    top: 8px;
}

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

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

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

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

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9375rem;
    transition: color 0.2s ease;
    position: relative;
    padding: 4px 0;
}

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

.nav-link:focus {
    outline: 3px solid var(--color-aurora-teal);
    outline-offset: 3px;
    border-radius: 4px;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-aurora-teal);
    transition: width 0.2s ease;
}

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

.nav-link.active {
    color: var(--color-aurora-teal);
}

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

.cta-nav-link {
    background: var(--color-aurora-teal);
    color: var(--background);
    padding: 8px 16px;
    border-radius: 6px;
    font-weight: 600;
}

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

.cta-nav-link::after {
    display: none;
}

/* Hero Section */
.hero {
    padding: 8rem 0 6rem;
    text-align: center;
    background-color: var(--background);
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 2.5rem;
    line-height: 1.2;
    letter-spacing: -0.03em;
    color: var(--text-primary);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto 3rem;
    font-weight: 400;
}

.hero-cta {
    margin-top: 3rem;
}

.hero-cta-button {
    display: inline-block;
    padding: 16px 32px;
    font-size: 1.125rem;
    width: auto;
    min-width: 200px;
    background: var(--color-aurora-teal);
    color: var(--background);
}

.hero-cta-button:hover {
    background: var(--color-teal-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 184, 184, 0.3);
}

@media (prefers-color-scheme: light) {
    .hero-cta-button:hover {
        box-shadow: 0 4px 12px rgba(0, 128, 128, 0.2);
    }
}

/* Section Styles */
.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

.section-description {
    text-align: center;
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto var(--spacing-xl);
    font-weight: 400;
}

.category-title {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    text-align: center;
    color: var(--text-primary);
}

.category-description {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    font-size: 1rem;
    line-height: 1.7;
}

/* Pricing Section */
.pricing {
    padding: var(--spacing-2xl) 0;
    background-color: var(--background);
}

.dev-section {
    margin-bottom: var(--spacing-2xl);
}

/* Plans Grid */
.plans-grid {
    display: grid;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.dev-grid {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    max-width: 1200px;
    margin: 0 auto;
}

/* Plan Card */
.plan-card {
    background: var(--background);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: var(--spacing-lg);
    transition: all 0.2s ease;
    position: relative;
    display: flex;
    flex-direction: column;
}

.plan-card:hover {
    transform: translateY(-2px);
    border-color: var(--color-aurora-teal);
    box-shadow: 0 4px 16px rgba(0, 184, 184, 0.15);
}

@media (prefers-color-scheme: light) {
    .plan-card:hover {
        box-shadow: 0 4px 16px rgba(0, 128, 128, 0.08);
    }
}

.dev-card.featured {
    border-color: var(--color-aurora-teal);
    border-width: 2px;
}

.plan-badge {
    position: absolute;
    top: -12px;
    right: 20px;
    background: var(--color-aurora-teal);
    color: var(--background);
    padding: 4px 12px;
    border-radius: 16px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.plan-header {
    margin-bottom: var(--spacing-lg);
}

.plan-name {
    font-size: 1.75rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.plan-price {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
    margin-bottom: 0.25rem;
}

.price-amount {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.price-period {
    font-size: 1rem;
    color: var(--text-secondary);
    font-weight: 400;
}

.plan-price-alt {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.plan-features {
    flex: 1;
    margin-bottom: var(--spacing-lg);
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 0;
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

.feature-icon {
    font-size: 1.25rem;
    width: 24px;
    text-align: center;
    flex-shrink: 0;
}

.feature-note {
    margin-top: var(--spacing-sm);
    padding: var(--spacing-sm);
    background-color: rgba(0, 184, 184, 0.1);
    border-left: 3px solid var(--color-aurora-teal);
    border-radius: 4px;
}

@media (prefers-color-scheme: light) {
    .feature-note {
        background-color: rgba(0, 128, 128, 0.05);
    }
}

.feature-note p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}

/* CTA Buttons */
.cta-button {
    display: inline-block;
    padding: 14px 28px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    text-align: center;
    transition: all 0.2s ease;
    cursor: pointer;
    border: none;
    font-size: 1rem;
    width: 100%;
    font-family: inherit;
}

.cta-button:focus {
    outline: 3px solid var(--color-aurora-teal);
    outline-offset: 3px;
}


.dev-cta {
    background: var(--color-aurora-teal);
    color: var(--background);
}

.dev-cta:hover {
    background: var(--color-teal-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 184, 184, 0.3);
}

@media (prefers-color-scheme: light) {
    .dev-cta:hover {
        box-shadow: 0 4px 12px rgba(0, 128, 128, 0.2);
    }
}

.enterprise-cta {
    background: transparent;
    color: var(--color-aurora-teal);
    border: 2px solid var(--color-aurora-teal);
}

.enterprise-cta:hover {
    background: var(--color-aurora-teal);
    color: var(--background);
}

/* Enterprise Section */
.enterprise-section {
    margin-top: var(--spacing-xl);
    display: flex;
    justify-content: center;
}

.enterprise-card {
    background: var(--background);
    border: 2px solid var(--color-aurora-teal);
    border-radius: 8px;
    padding: var(--spacing-xl);
    text-align: center;
    max-width: 600px;
    width: 100%;
}

.enterprise-title {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.enterprise-description {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    font-size: 1.1rem;
    line-height: 1.7;
}

.enterprise-link {
    color: var(--color-aurora-teal);
    text-decoration: none;
    transition: color 0.2s ease;
}

.enterprise-link:hover {
    color: var(--color-teal-hover);
    text-decoration: underline;
}

.enterprise-link:focus {
    outline: 3px solid var(--color-aurora-teal);
    outline-offset: 2px;
    border-radius: 4px;
}

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

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

.feature-card {
    background: var(--background);
    border: 1px solid var(--border-light);
    border-radius: 8px;
    padding: var(--spacing-lg);
    text-align: center;
    transition: all 0.2s ease;
}

.feature-card:hover {
    transform: translateY(-2px);
    border-color: var(--color-aurora-teal);
    box-shadow: 0 4px 16px rgba(0, 184, 184, 0.15);
}

@media (prefers-color-scheme: light) {
    .feature-card:hover {
        box-shadow: 0 4px 16px rgba(0, 128, 128, 0.08);
    }
}

.feature-icon-large {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
}

.feature-card-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.feature-card-description {
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 0.9375rem;
}

.coming-soon-badge {
    display: inline-block;
    background: var(--color-aurora-teal);
    color: var(--background);
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-left: 0.5rem;
}

/* Benefits Section */
.benefits {
    padding: var(--spacing-2xl) 0;
    background-color: var(--background);
}

.benefits-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    max-width: 800px;
    margin: var(--spacing-xl) auto 0;
}

.benefit-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--surface);
    border: 1px solid var(--border-light);
    border-radius: 8px;
    transition: all 0.2s ease;
}

.benefit-item:hover {
    border-color: var(--color-aurora-teal);
    box-shadow: 0 2px 8px rgba(0, 184, 184, 0.15);
}

@media (prefers-color-scheme: light) {
    .benefit-item:hover {
        box-shadow: 0 2px 8px rgba(0, 128, 128, 0.08);
    }
}

.benefit-icon {
    font-size: 2rem;
    flex-shrink: 0;
    width: 48px;
    text-align: center;
}

.benefit-content {
    flex: 1;
}

.benefit-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.benefit-description {
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 1rem;
    margin: 0;
}

/* Resources Section */
.resources {
    padding: var(--spacing-2xl) 0;
    background-color: var(--surface);
}

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

.resource-card {
    background: var(--surface);
    border: 1px solid var(--border-light);
    border-radius: 8px;
    padding: var(--spacing-lg);
    transition: all 0.2s ease;
    display: flex;
    flex-direction: column;
}

.resource-card:hover {
    transform: translateY(-2px);
    border-color: var(--color-aurora-teal);
    box-shadow: 0 4px 16px rgba(0, 184, 184, 0.15);
}

@media (prefers-color-scheme: light) {
    .resource-card:hover {
        box-shadow: 0 4px 16px rgba(0, 128, 128, 0.08);
    }
}

.resource-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

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

.resource-description {
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 0.9375rem;
    margin-bottom: var(--spacing-md);
    flex: 1;
}

.resource-link {
    color: var(--color-aurora-teal);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease;
    margin-top: auto;
}

.resource-link:hover {
    color: var(--color-teal-hover);
    text-decoration: underline;
}

.resource-link:focus {
    outline: 3px solid var(--color-aurora-teal);
    outline-offset: 3px;
    border-radius: 4px;
}

/* Footer */
.footer {
    background-color: #000000;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: var(--spacing-xl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: #ffffff;
}

.footer-text {
    color: #a0a0a0;
    line-height: 1.7;
    font-size: 0.9375rem;
}

.footer-link {
    color: var(--color-aurora-teal);
    text-decoration: none;
    transition: color 0.2s ease;
}

.footer-link:hover {
    color: var(--color-teal-hover);
    text-decoration: underline;
}

.footer-link:focus {
    outline: 3px solid var(--color-aurora-teal);
    outline-offset: 2px;
    border-radius: 4px;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.privacy-text {
    margin-bottom: var(--spacing-md);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.privacy-text p {
    color: #a0a0a0;
    font-size: 0.9375rem;
    line-height: 1.7;
    margin-bottom: var(--spacing-sm);
}

.privacy-text p:last-child {
    margin-bottom: var(--spacing-md);
}

.privacy-text strong {
    color: #ffffff;
    font-weight: 600;
}

.footer-copyright {
    color: #707070;
    font-size: 0.875rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.125rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .category-title {
        font-size: 1.75rem;
    }

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

    .mobile-menu-toggle {
        display: flex;
    }

    .nav {
        position: relative;
    }

    .nav-menu {
        position: absolute;
        top: 100%;
        right: 0;
        margin-top: var(--spacing-sm);
        background: var(--background);
        border: 1px solid var(--border);
        border-radius: 8px;
        padding: var(--spacing-md);
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-sm);
        min-width: 200px;
        box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
        opacity: 0;
        visibility: hidden;
        transform: translateY(-10px);
        transition: opacity 0.2s ease, visibility 0.2s ease, transform 0.2s ease;
    }

    .nav-menu-open {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }

    .nav-link {
        font-size: 0.9375rem;
        width: 100%;
        padding: var(--spacing-sm);
        display: block;
    }

    .cta-nav-link {
        width: 100%;
        text-align: center;
    }

    body.menu-open {
        overflow: hidden;
    }

    .enterprise-card {
        padding: var(--spacing-lg);
    }

    .benefits-list {
        gap: var(--spacing-md);
    }

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

    .benefit-icon {
        margin: 0 auto;
    }

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

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

    .footer-content {
        grid-template-columns: 1fr;
    }

    .privacy-text {
        text-align: left;
        padding: 0 var(--spacing-sm);
    }
}

@media (max-width: 480px) {
    .hero {
        padding: var(--spacing-xl) 0 var(--spacing-lg);
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .pricing {
        padding: var(--spacing-xl) 0;
    }

    .plan-card {
        padding: var(--spacing-md);
    }

    .price-amount {
        font-size: 2rem;
    }

    .logo-icon {
        height: 32px;
        width: auto;
    }

    .logo-text {
        font-size: 1rem;
    }

    .hero-cta-button {
        width: 100%;
        padding: 14px 24px;
        font-size: 1rem;
    }
}