* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: #ffffff;
    color: #1a1a1a;
    line-height: 1.6;
}

.landing-container {
    max-width: 100%;
    margin: 0 auto;
}

/* Header */
.landing-header {
    background: #ffffff;
    border-bottom: 1px solid #e1e8ed;
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 24px;
    font-weight: 600;
    color: #1a1a1a;
    letter-spacing: -0.5px;
}

.header-nav {
    display: flex;
    gap: 32px;
    align-items: center;
}

.nav-link {
    color: #657786;
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    transition: color 0.2s ease;
}

.nav-link:hover {
    color: #1a1a1a;
}

.nav-cta {
    background: #1a1a1a;
    color: white !important;
    padding: 10px 20px;
    border-radius: 4px;
    transition: background 0.2s ease;
}

.nav-cta:hover {
    background: #000000;
}

/* Hero Section */
.hero {
    background: linear-gradient(180deg, #fafbfc 0%, #ffffff 100%);
    padding: 80px 40px;
    text-align: center;
    border-bottom: 1px solid #e1e8ed;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: 48px;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 20px;
    letter-spacing: -1px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 20px;
    color: #657786;
    margin-bottom: 40px;
    line-height: 1.5;
}

.hero-cta {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-primary-large {
    background: #1a1a1a;
    color: white;
    padding: 16px 32px;
    border-radius: 4px;
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    display: inline-block;
    transition: background 0.2s ease;
    border: none;
    cursor: pointer;
}

.btn-primary-large:hover {
    background: #000000;
}

.btn-secondary-large {
    background: #ffffff;
    color: #1a1a1a;
    padding: 16px 32px;
    border-radius: 4px;
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    display: inline-block;
    transition: all 0.2s ease;
    border: 1px solid #d1d9e0;
}

.btn-secondary-large:hover {
    background: #fafbfc;
    border-color: #b1bbc4;
}

/* Section */
.section {
    padding: 80px 40px;
}

.section-alt {
    background: #fafbfc;
}

.section-content {
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    font-size: 36px;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 16px;
    text-align: center;
    letter-spacing: -0.5px;
}

.section-description {
    font-size: 18px;
    color: #657786;
    text-align: center;
    margin-bottom: 60px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
    margin-top: 40px;
}

.feature-card {
    background: #ffffff;
    padding: 32px;
    border-radius: 4px;
    border: 1px solid #e1e8ed;
    transition: all 0.2s ease;
}

.feature-card:hover {
    border-color: #b1bbc4;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

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

.feature-title {
    font-size: 20px;
    font-weight: 600;
    color: #1a1a1a;
    margin-bottom: 12px;
}

.feature-text {
    font-size: 15px;
    color: #657786;
    line-height: 1.6;
}

/* Audience Grid */
.audience-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin-top: 40px;
}

.audience-card {
    background: #ffffff;
    padding: 28px;
    border-radius: 4px;
    border: 1px solid #e1e8ed;
}

.audience-title {
    font-size: 18px;
    font-weight: 600;
    color: #1a1a1a;
    margin-bottom: 12px;
}

.audience-text {
    font-size: 15px;
    color: #657786;
    line-height: 1.6;
}

/* Pricing */
.pricing-card {
    max-width: 500px;
    margin: 0 auto;
    background: #ffffff;
    border: 1px solid #e1e8ed;
    border-radius: 4px;
    padding: 40px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.pricing-header {
    text-align: center;
    margin-bottom: 40px;
    padding-bottom: 32px;
    border-bottom: 1px solid #e1e8ed;
}

.pricing-title {
    font-size: 24px;
    font-weight: 600;
    color: #1a1a1a;
    margin-bottom: 16px;
}

.pricing-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 8px;
}

.price-amount {
    font-size: 48px;
    font-weight: 700;
    color: #1a1a1a;
}

.price-period {
    font-size: 18px;
    color: #657786;
}

.pricing-features {
    margin-bottom: 40px;
}

.pricing-feature {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    font-size: 15px;
    color: #1a1a1a;
}

.feature-check {
    color: #1da1f2;
    font-weight: 700;
    font-size: 18px;
}

.pricing-cta {
    text-align: center;
}

.pricing-note {
    margin-top: 16px;
    font-size: 13px;
    color: #657786;
}

.pricing-info {
    max-width: 600px;
    margin: 40px auto 0;
    padding: 20px;
    background: #f0f9ff;
    border: 1px solid #bae6fd;
    border-radius: 4px;
    text-align: center;
}

.info-text {
    font-size: 14px;
    color: #0369a1;
    line-height: 1.6;
}

/* CTA Section */
.section-cta {
    background: #1a1a1a;
    color: white;
    text-align: center;
}

.section-cta .section-content {
    max-width: 600px;
}

.cta-title {
    font-size: 36px;
    font-weight: 700;
    color: white;
    margin-bottom: 16px;
    letter-spacing: -0.5px;
}

.cta-subtitle {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 32px;
}

.section-cta .btn-primary-large {
    background: white;
    color: #1a1a1a;
}

.section-cta .btn-primary-large:hover {
    background: #f0f0f0;
}

/* Footer */
.landing-footer {
    background: #fafbfc;
    border-top: 1px solid #e1e8ed;
    padding: 40px;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-text {
    font-size: 14px;
    color: #657786;
}

.footer-links {
    display: flex;
    gap: 24px;
}

.footer-link {
    color: #657786;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.2s ease;
}

.footer-link:hover {
    color: #1a1a1a;
}

/* Responsive */
@media (max-width: 768px) {
    .header-content {
        padding: 0 20px;
        flex-direction: column;
        gap: 20px;
    }
    
    .header-nav {
        flex-wrap: wrap;
        justify-content: center;
        gap: 16px;
    }
    
    .hero {
        padding: 60px 20px;
    }
    
    .hero-title {
        font-size: 32px;
    }
    
    .hero-subtitle {
        font-size: 18px;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: stretch;
    }
    
    .section {
        padding: 60px 20px;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .audience-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-card {
        padding: 32px 24px;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .cta-title {
        font-size: 28px;
    }
}