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

:root {
    --primary-dark: #0b0c10;
    --accent-green: #24d366;
    --accent-blue: #046bd2;
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-tertiary: rgba(255, 255, 255, 0.5);
    --border-color: rgba(255, 255, 255, 0.1);
    --card-bg: rgba(255, 255, 255, 0.05);
    --transition: all 300ms ease-in-out;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--primary-dark);
    color: var(--text-primary);
    line-height: 1.6;
    font-size: 16px;
}

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

/* Navigation */
.navbar {
    background: rgba(11, 12, 16, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
}

.nav-links {
    display: flex;
    gap: 32px;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.nav-links a:hover {
    color: var(--accent-green);
}

.nav-actions {
    display: flex;
    gap: 16px;
}

/* Buttons */
.btn-primary, .btn-secondary {
    padding: 12px 24px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

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

.btn-primary:hover {
    background: #20bd5a;
    transform: translateY(-2px);
}

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

.btn-secondary:hover {
    border-color: var(--accent-green);
    color: var(--accent-green);
}

.btn-large {
    padding: 16px 32px;
    font-size: 18px;
}

.btn-block {
    width: 100%;
    justify-content: center;
}

/* Hero Section */
.hero {
    padding: 100px 0;
    text-align: center;
}

.hero-title {
    font-size: 56px;
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 24px;
}

.hero-subtitle {
    font-size: 20px;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto 40px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 60px;
}

.hero-stats {
    display: flex;
    gap: 60px;
    justify-content: center;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 36px;
    font-weight: 600;
    color: var(--accent-green);
}

.stat-label {
    font-size: 14px;
    color: var(--text-tertiary);
}

/* Code Section */
.code-section {
    padding: 80px 0;
    background: rgba(255, 255, 255, 0.02);
}

.section-title {
    font-size: 40px;
    font-weight: 600;
    text-align: center;
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: 48px;
}

.code-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 0;
    border-bottom: 1px solid var(--border-color);
    justify-content: center;
}

.code-tab {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    padding: 12px 24px;
    cursor: pointer;
    font-weight: 500;
    border-bottom: 2px solid transparent;
    transition: var(--transition);
}

.code-tab.active {
    color: var(--accent-green);
    border-bottom-color: var(--accent-green);
}

.code-container {
    position: relative;
}

.code-block {
    display: none;
    background: #1a1b1f;
    padding: 24px;
    border-radius: 8px;
    margin-top: 24px;
    overflow-x: auto;
}

.code-block.active {
    display: block;
}

.code-block code {
    color: #e0e0e0;
    font-family: 'Courier New', monospace;
    font-size: 14px;
    line-height: 1.6;
}

/* Features Section */
.features {
    padding: 80px 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 48px;
}

.feature-card {
    background: var(--card-bg);
    padding: 30px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.feature-card:hover {
    border-color: var(--accent-green);
    transform: translateY(-4px);
}

.feature-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.feature-card h3 {
    font-size: 20px;
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 15px;
}

/* How It Works */
.how-it-works {
    padding: 80px 0;
    background: rgba(255, 255, 255, 0.02);
}

.steps {
    display: flex;
    gap: 40px;
    margin-top: 48px;
}

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

.step-number {
    width: 60px;
    height: 60px;
    background: var(--accent-green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 600;
    margin: 0 auto 20px;
}

.step h3 {
    font-size: 22px;
    margin-bottom: 12px;
}

.step p {
    color: var(--text-secondary);
}

/* Pricing */
.pricing {
    padding: 80px 0;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 48px;
}

.pricing-card {
    background: var(--card-bg);
    padding: 40px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    position: relative;
    transition: var(--transition);
}

.pricing-card:hover {
    border-color: var(--accent-green);
    transform: scale(1.05);
}

.pricing-card.featured {
    border-color: var(--accent-green);
    background: linear-gradient(135deg, rgba(36, 211, 102, 0.1) 0%, rgba(4, 107, 210, 0.1) 100%);
}

.badge {
    position: absolute;
    top: -12px;
    right: 20px;
    background: var(--accent-green);
    color: white;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.plan-name {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 16px;
}

.plan-price {
    margin-bottom: 24px;
}

.price {
    font-size: 48px;
    font-weight: 600;
    color: var(--accent-green);
}

.period {
    font-size: 16px;
    color: var(--text-tertiary);
}

.plan-features {
    list-style: none;
    margin-bottom: 30px;
}

.plan-features li {
    padding: 10px 0;
    color: var(--text-secondary);
}

/* FAQ */
.faq {
    padding: 80px 0;
    background: rgba(255, 255, 255, 0.02);
}

.faq-list {
    max-width: 800px;
    margin: 48px auto 0;
}

.faq-item {
    border-bottom: 1px solid var(--border-color);
    padding: 24px 0;
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
}

.faq-question h3 {
    font-size: 18px;
    font-weight: 500;
}

.faq-toggle {
    font-size: 24px;
    color: var(--accent-green);
    transition: var(--transition);
}

.faq-item.active .faq-toggle {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 200px;
    margin-top: 16px;
}

.faq-answer p {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* Documentation */
.documentation {
    padding: 80px 0;
}

.doc-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
    margin: 48px 0;
}

.doc-card {
    background: var(--card-bg);
    padding: 30px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

.doc-card:hover {
    border-color: var(--accent-green);
    transform: translateY(-4px);
}

.doc-icon {
    font-size: 40px;
    margin-bottom: 16px;
}

.doc-card h3 {
    font-size: 18px;
    margin-bottom: 8px;
}

.doc-card p {
    color: var(--text-secondary);
    font-size: 14px;
}

.doc-cta {
    text-align: center;
    margin-top: 40px;
}

/* CTA Section */
.cta {
    padding: 80px 0;
    text-align: center;
    background: linear-gradient(135deg, rgba(36, 211, 102, 0.1) 0%, rgba(4, 107, 210, 0.1) 100%);
}

.cta h2 {
    font-size: 40px;
    margin-bottom: 16px;
}

.cta p {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 32px;
}

/* Footer */
.footer {
    padding: 60px 0 30px;
    border-top: 1px solid var(--border-color);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h4 {
    font-size: 16px;
    margin-bottom: 16px;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 12px;
}

.footer-col a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
}

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

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid var(--border-color);
    color: var(--text-tertiary);
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .hero-title {
        font-size: 36px;
    }

    .hero-actions {
        flex-direction: column;
    }

    .hero-stats {
        flex-direction: column;
        gap: 30px;
    }

    .steps {
        flex-direction: column;
    }

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