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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

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

/* Header */
.header {
    background: #1a1a1a;
    padding: 15px 0;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.logo-img {
    height: 50px;
    width: auto;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    color: white;
    padding: 120px 0 80px;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
}

.highlight {
    color: #ffd700;
    background: linear-gradient(45deg, #ffd700, #ffed4e);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 30px;
    opacity: 0.9;
    line-height: 1.6;
}

.urgency-box {
    background: linear-gradient(45deg, #ff4757, #ff6b7a);
    padding: 15px 20px;
    border-radius: 10px;
    margin-bottom: 30px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    animation: pulse 2s infinite;
}

.urgency-box i {
    font-size: 1.2rem;
}

.price-section {
    margin-bottom: 30px;
}

.old-price {
    font-size: 1.2rem;
    text-decoration: line-through;
    opacity: 0.7;
    margin-bottom: 5px;
}

.current-price {
    font-size: 3rem;
    font-weight: 800;
    color: #ffd700;
    margin-bottom: 5px;
}

.installments {
    font-size: 1.1rem;
    opacity: 0.8;
}

.cta-section {
    margin-top: 40px;
}

.cta-button {
    background: linear-gradient(45deg, #ffd700, #ffed4e);
    color: #1a1a1a;
    border: none;
    padding: 20px 40px;
    font-size: 1.3rem;
    font-weight: 700;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(255, 215, 0, 0.4);
}

.pulse {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.guarantee {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    opacity: 0.8;
}

/* Ebook Mockup */
.ebook-mockup {
    display: flex;
    justify-content: center;
    align-items: center;
}

.ebook-cover {
    width: 300px;
    height: 400px;
    background: linear-gradient(135deg, #ffd700, #ffed4e);
    border-radius: 15px;
    padding: 40px 30px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
    transform: perspective(1000px) rotateY(-15deg);
    transition: transform 0.3s ease;
    color: #1a1a1a;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.ebook-cover:hover {
    transform: perspective(1000px) rotateY(0deg);
}

.ebook-cover h3 {
    font-size: 1.8rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 15px;
}

.ebook-cover p {
    font-size: 1.1rem;
    font-weight: 500;
}

.author {
    font-size: 1rem;
    font-weight: 600;
    opacity: 0.8;
}

/* Benefits Section */
.benefits {
    padding: 80px 0;
    background: #f8f9fa;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 60px;
    color: #1a1a1a;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.benefit-card {
    background: white;
    padding: 40px 30px;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.benefit-card:hover {
    transform: translateY(-10px);
}

.benefit-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(45deg, #ffd700, #ffed4e);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.benefit-icon i {
    font-size: 2rem;
    color: #1a1a1a;
}

.benefit-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: #1a1a1a;
}

.benefit-card p {
    color: #666;
    line-height: 1.6;
}

/* Author Section */
.author {
    padding: 80px 0;
    background: #1a1a1a;
    color: white;
}

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

.author h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: #ffd700;
}

.author h3 {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 30px;
}

.author p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 20px;
    opacity: 0.9;
}

.credentials {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-top: 40px;
}

.credential {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-size: 1.1rem;
}

.credential i {
    color: #ffd700;
}

/* Testimonials */
.testimonials {
    padding: 80px 0;
    background: #f8f9fa;
}

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

.testimonial-card {
    background: white;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.stars {
    color: #ffd700;
    margin-bottom: 15px;
}

.testimonial-card p {
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 15px;
    font-style: italic;
}

.testimonial-author {
    font-weight: 600;
    color: #666;
}

/* Guarantee Section */
.guarantee-section {
    padding: 60px 0;
    background: linear-gradient(45deg, #ffd700, #ffed4e);
}

.guarantee-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 30px;
    text-align: center;
}

.guarantee-icon {
    width: 100px;
    height: 100px;
    background: rgba(26, 26, 26, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.guarantee-icon i {
    font-size: 3rem;
    color: #1a1a1a;
}

.guarantee-text h3 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: #1a1a1a;
}

.guarantee-text p {
    font-size: 1.2rem;
    color: #1a1a1a;
    opacity: 0.8;
}

/* FAQ */
.faq {
    padding: 80px 0;
    background: white;
}

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

.faq-item {
    border-bottom: 1px solid #eee;
    margin-bottom: 20px;
}

.faq-question {
    padding: 20px 0;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    font-size: 1.1rem;
}

.faq-question:hover {
    color: #ffd700;
}

.faq-answer {
    padding: 0 0 20px 0;
    display: none;
}

.faq-answer.active {
    display: block;
}

.faq-answer p {
    color: #666;
    line-height: 1.6;
}

/* Checkout */
.checkout {
    padding: 80px 0;
    background: #1a1a1a;
    color: white;
}

.checkout-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.checkout-content h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 40px;
    color: #ffd700;
}

.checkout-box {
    background: #2d2d2d;
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

.product-summary h3 {
    font-size: 1.5rem;
    margin-bottom: 20px;
}

.price-summary .old-price {
    font-size: 1.1rem;
    text-decoration: line-through;
    opacity: 0.7;
}

.price-summary .current-price {
    font-size: 2.5rem;
    font-weight: 800;
    color: #ffd700;
    margin: 10px 0 30px;
}

.payment-options {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-bottom: 30px;
}

.payment-btn {
    padding: 15px 30px;
    border: none;
    border-radius: 10px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.pix-btn {
    background: linear-gradient(45deg, #00d4aa, #00e6cc);
    color: white;
}

.card-btn {
    background: linear-gradient(45deg, #4285f4, #5aa3f0);
    color: white;
}

.payment-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

.security-badges {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.badge {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    opacity: 0.8;
}

.badge i {
    color: #ffd700;
}

/* Footer */
.footer {
    background: #0d0d0d;
    color: white;
    padding: 40px 0;
    text-align: center;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.footer-logo img {
    height: 40px;
    opacity: 0.8;
}

.footer-text p {
    font-size: 0.9rem;
    opacity: 0.7;
    margin-bottom: 10px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .current-price {
        font-size: 2.5rem;
    }
    
    .cta-button {
        width: 100%;
        justify-content: center;
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .guarantee-content {
        flex-direction: column;
        text-align: center;
    }
    
    .security-badges {
        flex-direction: column;
        gap: 15px;
    }
    
    .credentials {
        align-items: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero {
        padding: 100px 0 60px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .ebook-cover {
        width: 250px;
        height: 350px;
        padding: 30px 25px;
    }
    
    .checkout-box {
        padding: 30px 20px;
    }
}