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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
}

p {
    margin-bottom: 1rem;
    color: #666;
}

.highlight {
    color: #2563eb;
    font-weight: 700;
}

/* Buttons */
.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border: none;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    justify-content: center;
}

.cta-button.primary {
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
    color: white;
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
}

.cta-button.primary:hover {
    background: linear-gradient(135deg, #1d4ed8, #1e40af);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
}

.cta-button.secondary {
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
}

.cta-button.secondary:hover {
    background: linear-gradient(135deg, #059669, #047857);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.4);
}

.cta-button.large {
    padding: 1.25rem 2.5rem;
    font-size: 1.2rem;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    padding: 4rem 0;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: #64748b;
    margin-bottom: 2rem;
    line-height: 1.6;
}

.trust-badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: white;
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    margin-bottom: 2rem;
    width: fit-content;
}

.trust-badge i {
    color: #10b981;
    font-size: 1.2rem;
}

.trust-badge span {
    color: #374151;
    font-weight: 500;
}

.cta-container {
    text-align: left;
}

.guarantee-text {
    margin-top: 0.5rem;
    font-size: 0.9rem;
    color: #6b7280;
    font-style: italic;
}

.hero-image {
    text-align: center;
}

.ebook-mockup {
    max-width: 100%;
    height: auto;
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.15));
}

/* Section Styles */
section {
    padding: 4rem 0;
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 1rem;
    color: #1e293b;
}

.section-intro {
    font-size: 1.2rem;
    text-align: center;
    color: #64748b;
    margin-bottom: 3rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* Problem Section */
.problem {
    background-color: #f8fafc;
}

.problems-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.problem-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.problem-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
}

.problem-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #ef4444, #dc2626);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}

.problem-icon i {
    color: white;
    font-size: 1.5rem;
}

.problem-card h3 {
    color: #1e293b;
    margin-bottom: 1rem;
}

.empathy-message {
    text-align: center;
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

.empathy-message p {
    font-size: 1.2rem;
    color: #374151;
    margin: 0;
}

/* Solution Section */
.solution-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.benefits-list {
    margin-bottom: 2rem;
}

.benefit-item {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    align-items: flex-start;
}

.benefit-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #10b981, #059669);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.benefit-icon i {
    color: white;
    font-size: 1.2rem;
}

.benefit-text h3 {
    color: #1e293b;
    margin-bottom: 0.5rem;
}

.benefit-text p {
    color: #64748b;
    margin: 0;
}

.harmony-image {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

/* What You'll Learn Section */
.what-youll-learn {
    background-color: #f8fafc;
}

.chapters-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.chapter-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    overflow: hidden;
}

.chapter-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
}

.chapter-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
}

.chapter-number {
    font-size: 2rem;
    font-weight: 700;
    color: #2563eb;
    margin-bottom: 1rem;
}

.chapter-card h3 {
    color: #1e293b;
    margin-bottom: 1rem;
}

.chapter-card p {
    color: #64748b;
    margin: 0;
}

/* Author Section */
.author {
    background-color: #1e293b;
    color: white;
}

.author .section-title {
    color: white;
}

.author-content {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 3rem;
    align-items: center;
}

.author-photo {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: white;
}

.author-text h3 {
    color: #60a5fa;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.author-text p {
    color: #cbd5e1;
    font-size: 1.1rem;
}

/* Testimonials Section */
.testimonials {
    background-color: #f8fafc;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.testimonial-card {
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
}

.testimonial-content {
    padding: 2rem;
}

.stars {
    display: flex;
    gap: 0.25rem;
    margin-bottom: 1rem;
}

.stars i {
    color: #fbbf24;
    font-size: 1.2rem;
}

.testimonial-content p {
    font-size: 1.1rem;
    color: #374151;
    font-style: italic;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.testimonial-author strong {
    color: #1e293b;
    font-weight: 600;
}

.testimonial-author span {
    color: #64748b;
    font-size: 0.9rem;
}

/* FAQ Section */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: white;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    margin-bottom: 1rem;
    overflow: hidden;
}

.faq-question {
    padding: 1.5rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: white;
    transition: background-color 0.3s ease;
}

.faq-question:hover {
    background-color: #f8fafc;
}

.faq-question h3 {
    color: #1e293b;
    margin: 0;
    font-size: 1.1rem;
}

.faq-question i {
    color: #64748b;
    transition: transform 0.3s ease;
}

.faq-answer {
    padding: 0 1.5rem;
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-answer.active {
    padding: 0 1.5rem 1.5rem;
    max-height: 200px;
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

/* Final CTA Section */
.final-cta {
    background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
    color: white;
    text-align: center;
}

.final-cta .section-title {
    color: white;
}

.cta-description {
    font-size: 1.2rem;
    color: #cbd5e1;
    max-width: 600px;
    margin: 0 auto 1rem;
}

.pricing-card {
    background: white;
    border-radius: 16px;
    padding: 3rem;
    max-width: 500px;
    margin: 3rem auto;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    margin-bottom: 1rem;
}

.currency {
    font-size: 2rem;
    color: #64748b;
    font-weight: 600;
}

.amount {
    font-size: 4rem;
    color: #1e293b;
    font-weight: 700;
}

.period {
    font-size: 2rem;
    color: #64748b;
    font-weight: 600;
}

.price-description {
    color: #64748b;
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

.guarantees {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-top: 2rem;
}

.guarantee-item {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    color: #64748b;
    font-size: 0.9rem;
}

.guarantee-item i {
    color: #10b981;
}

.final-guarantee {
    color: #cbd5e1;
    font-style: italic;
    margin-top: 2rem;
}

/* Footer */
.footer {
    background-color: #1e293b;
    color: #cbd5e1;
    text-align: center;
    padding: 2rem 0;
}

.footer p {
    margin: 0.5rem 0;
    color: #cbd5e1;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-content,
    .solution-content,
    .author-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .hero-image {
        order: -1;
    }
    
    .problems-grid,
    .chapters-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .benefit-item {
        flex-direction: column;
        text-align: center;
    }
    
    .author-content {
        text-align: center;
    }
    
    .pricing-card {
        margin: 2rem 1rem;
        padding: 2rem;
    }
    
    .guarantees {
        align-items: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero-title {
        font-size: 1.75rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .cta-button {
        padding: 0.875rem 1.5rem;
        font-size: 1rem;
    }
    
    .cta-button.large {
        padding: 1rem 2rem;
        font-size: 1.1rem;
    }
}

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

/* Loading animation for images */
img {
    transition: opacity 0.3s ease;
}

img:not([src]) {
    opacity: 0;
}

/* Accessibility improvements */
.cta-button:focus,
.faq-question:focus {
    outline: 2px solid #2563eb;
    outline-offset: 2px;
}

/* Print styles */
@media print {
    .cta-button,
    .final-cta,
    .footer {
        display: none;
    }
}