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

:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --secondary: #8b5cf6;
    --background: #ffffff;
    --background-alt: #f8fafc;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;
    --border: #e2e8f0;
    --success: #22c55e;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    color: var(--text-primary);
    background: var(--background);
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 100;
    border-bottom: 1px solid var(--border);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    font-size: 20px;
    color: var(--text-primary);
}

.logo svg {
    border-radius: 8px;
}

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

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

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

.nav-cta {
    font-size: 14px !important;
    padding: 8px 16px !important;
}

/* Hero Section */
.hero {
    padding-top: 120px;
    padding-bottom: 80px;
    background: linear-gradient(to bottom, var(--background), var(--background-alt));
}

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

.hero-title {
    font-size: 56px;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 24px;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 20px;
    color: var(--text-secondary);
    margin-bottom: 40px;
    line-height: 1.6;
}

.hero-cta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
    margin-bottom: 60px;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 32px;
    font-size: 16px;
    font-weight: 500;
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all 0.2s;
}

.cta-button.primary {
    background: var(--primary);
    color: white;
    box-shadow: var(--shadow-md);
}

.cta-button.primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.cta-button.large {
    padding: 20px 40px;
    font-size: 18px;
}

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

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

.hero-visual {
    position: relative;
}

.mockup {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

/* Problem Section */
.problem {
    padding: 80px 0;
    background: var(--background);
}

.section-title {
    font-size: 40px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 48px;
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 32px;
    margin-bottom: 48px;
}

.problem-item {
    text-align: center;
}

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

.problem-item p {
    font-size: 18px;
    color: var(--text-secondary);
}

.problem-stat {
    text-align: center;
    font-size: 18px;
    color: var(--text-secondary);
}

.problem-stat strong {
    color: var(--primary);
    font-weight: 600;
}

/* Solution Section */
.solution {
    padding: 80px 0;
    background: var(--background-alt);
}

.section-subtitle {
    font-size: 20px;
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: 48px;
    line-height: 1.6;
}

.solution-visual {
    max-width: 800px;
    margin: 0 auto;
}

.solution-steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 32px;
}

.step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.step-number {
    width: 48px;
    height: 48px;
    background: var(--primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 20px;
}

.step-text {
    font-weight: 500;
    color: var(--text-primary);
}

.step-arrow {
    color: var(--text-muted);
    font-size: 24px;
}

/* Features Section */
.features {
    padding: 80px 0;
    background: var(--background);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
    max-width: 800px;
    margin: 0 auto;
}

.feature-card {
    background: var(--background);
    border: 2px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 40px;
    text-align: center;
    position: relative;
    transition: all 0.3s;
}

.feature-card.pro {
    border-color: var(--primary);
    box-shadow: var(--shadow-lg);
}

.pro-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary);
    color: white;
    padding: 4px 16px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.feature-card h3 {
    font-size: 24px;
    margin-bottom: 8px;
}

.price {
    font-size: 40px;
    font-weight: 700;
    margin-bottom: 32px;
    color: var(--text-primary);
}

.price span {
    font-size: 16px;
    font-weight: 400;
    color: var(--text-secondary);
}

.feature-list {
    list-style: none;
    text-align: left;
    margin-bottom: 32px;
}

.feature-list li {
    padding: 8px 0;
    color: var(--text-secondary);
    font-size: 16px;
}

.feature-cta {
    display: inline-block;
    width: 100%;
    padding: 12px 24px;
    background: var(--background-alt);
    color: var(--text-primary);
    text-decoration: none;
    border-radius: var(--radius-md);
    font-weight: 500;
    transition: all 0.2s;
    border: 2px solid var(--border);
}

.feature-cta:hover {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

.feature-cta.pro {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

.feature-cta.pro:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
}

/* How It Works Section */
.how-it-works {
    padding: 80px 0;
    background: var(--background-alt);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 48px;
    max-width: 800px;
    margin: 0 auto;
}

.step-item {
    text-align: center;
}

.step-icon {
    font-size: 64px;
    margin-bottom: 24px;
}

.step-item h3 {
    font-size: 24px;
    margin-bottom: 12px;
}

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

/* Blog Section */
.blog {
    padding: 80px 0;
    background: var(--background);
}

.blog-header {
    text-align: center;
    margin-bottom: 48px;
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
    max-width: 1000px;
    margin: 0 auto 48px;
}

.blog-card {
    background: var(--background-alt);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: all 0.3s;
    border: 1px solid transparent;
}

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

.blog-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    font-size: 14px;
}

.blog-category {
    background: var(--primary);
    color: white;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
}

.blog-meta time {
    color: var(--text-muted);
}

.blog-card h3 {
    font-size: 20px;
    margin-bottom: 12px;
    line-height: 1.4;
}

.blog-card h3 a {
    color: var(--text-primary);
    text-decoration: none;
    transition: color 0.2s;
}

.blog-card h3 a:hover {
    color: var(--primary);
}

.blog-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 16px;
}

.blog-link {
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: gap 0.2s;
}

.blog-link:hover {
    gap: 8px;
}

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

.cta-button.secondary {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.cta-button.secondary:hover {
    background: var(--primary);
    color: white;
}

/* Testimonials Section */
.testimonials {
    padding: 80px 0;
    background: var(--background-alt);
}

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
    max-width: 900px;
    margin: 0 auto;
}

.testimonial-card {
    background: var(--background-alt);
    padding: 32px;
    border-radius: var(--radius-lg);
    text-align: center;
}

.testimonial-card p {
    font-size: 18px;
    font-style: italic;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.testimonial-card cite {
    font-style: normal;
    color: var(--text-secondary);
    font-size: 14px;
}

/* FAQ Section */
.faq {
    padding: 80px 0;
    background: var(--background-alt);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 32px;
    max-width: 1000px;
    margin: 0 auto;
}

.faq-item {
    background: var(--background);
    padding: 32px;
    border-radius: var(--radius-lg);
}

.faq-item h3 {
    font-size: 18px;
    margin-bottom: 12px;
}

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

/* Final CTA Section */
.final-cta {
    padding: 100px 0;
    background: var(--background);
    text-align: center;
}

/* Footer */
.footer {
    background: var(--background-alt);
    padding: 48px 0 24px;
    border-top: 1px solid var(--border);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: 32px;
    flex-wrap: wrap;
    gap: 48px;
}

.footer-brand p {
    color: var(--text-secondary);
    margin-top: 12px;
}

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

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 24px;
    border-top: 1px solid var(--border);
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 14px;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-title {
        font-size: 40px;
    }
    
    .hero-subtitle {
        font-size: 18px;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .hero-cta {
        flex-direction: column;
        gap: 16px;
    }
    
    .solution-steps {
        flex-direction: column;
    }
    
    .step-arrow {
        transform: rotate(90deg);
    }
    
    .features-grid,
    .faq-grid,
    .testimonial-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 16px;
    }
}