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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

/* Container Principal */
.main-container {
    max-width: 448px;
    margin: 0 auto;
    background: white;
    min-height: 100vh;
}

/* Notificação Header */
.notification-header {
    background: linear-gradient(135deg, #8B5CF6 0%, #A855F7 100%);
    color: white;
    text-align: center;
    padding: 12px 16px;
    font-size: 14px;
    font-weight: 500;
    position: sticky;
    top: 0;
    z-index: 100;
}

.notification-content {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.8; }
}

/* Hero Principal */
.main-hero {
    background: linear-gradient(135deg, #F3E8FF 0%, #E9D5FF 100%);
    padding: 24px 16px;
    text-align: center;
}

.security-notice {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.9);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 12px;
    color: #7C3AED;
    margin-bottom: 24px;
    font-weight: 500;
}

.security-icon {
    font-size: 14px;
}

.hero-content {
    max-width: 100%;
}

.hero-image {
    margin-bottom: 24px;
}

.hero-book-image {
    width: 200px;
    height: 200px;
    object-fit: cover;
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.hero-title {
    font-size: 28px;
    font-weight: 800;
    color: #7C3AED;
    margin-bottom: 12px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 16px;
    color: #6B7280;
    margin-bottom: 32px;
}

.cta-container {
    margin-top: 32px;
}

.cta-primary {
    background: linear-gradient(135deg, #22C55E 0%, #16A34A 100%);
    color: white;
    border: none;
    padding: 16px 24px;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    width: 100%;
    margin-bottom: 12px;
    box-shadow: 0 4px 16px rgba(34, 197, 94, 0.3);
    transition: all 0.3s ease;
}

.cta-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(34, 197, 94, 0.4);
}

.cta-subtitle {
    font-size: 12px;
    color: #6B7280;
}

/* Seções Gerais */
.hero-section {
    background: white;
    padding: 32px 16px;
    text-align: center;
    position: relative;
}

.hero-badge {
    background: linear-gradient(135deg, #EF4444 0%, #DC2626 100%);
    color: white;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    display: inline-block;
    margin-bottom: 16px;
}

.section-title {
    font-size: 24px;
    font-weight: 700;
    color: #1F2937;
    margin-bottom: 16px;
    line-height: 1.3;
}

.section-subtitle {
    font-size: 14px;
    color: #6B7280;
    margin-bottom: 24px;
}

.section-description {
    font-size: 16px;
    color: #6B7280;
    line-height: 1.6;
}

/* Benefícios */
.benefits-section {
    background: #F9FAFB;
    padding: 32px 16px;
}

.benefits-grid {
    display: grid;
    gap: 20px;
    margin-top: 24px;
}

.benefit-card {
    background: white;
    padding: 24px;
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
}

.benefit-card:hover {
    transform: translateY(-4px);
}

.benefit-icon {
    font-size: 32px;
    margin-bottom: 16px;
}

.benefit-card h3 {
    font-size: 18px;
    font-weight: 600;
    color: #1F2937;
    margin-bottom: 8px;
}

.benefit-card p {
    font-size: 14px;
    color: #6B7280;
    line-height: 1.5;
}

/* Carrossel */
.books-carousel-section {
    background: #F9FAFB;
    padding: 32px 16px;
    text-align: center;
}

.carousel-container {
    position: relative;
    margin: 24px 0;
}

.carousel-wrapper {
    overflow: hidden;
    border-radius: 16px;
}

.carousel-track {
    display: flex;
    transition: transform 0.3s ease;
}

.carousel-slide {
    flex: 0 0 90%;
    padding: 0 8px;
}

.carousel-slide img {
    width: 100%;
    height: 320px;
    object-fit: cover;
    border-radius: 12px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: white;
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    font-size: 18px;
    color: #6B7280;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    z-index: 10;
    transition: all 0.3s ease;
}

.carousel-btn:hover {
    background: #F3F4F6;
    color: #374151;
}

.carousel-btn.prev {
    left: 4px;
}

.carousel-btn.next {
    right: 4px;
}

.cta-secondary {
    background: linear-gradient(135deg, #22C55E 0%, #16A34A 100%);
    color: white;
    border: none;
    padding: 16px 24px;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    width: 100%;
    margin-top: 24px;
    box-shadow: 0 4px 16px rgba(34, 197, 94, 0.3);
    transition: all 0.3s ease;
}

.cta-secondary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(34, 197, 94, 0.4);
}

/* Avaliações */
.reviews-section {
    background: white;
    padding: 32px 16px;
}

.reviews-grid {
    display: grid;
    gap: 20px;
    margin-top: 24px;
}

.review-card {
    background: #F9FAFB;
    padding: 24px;
    border-radius: 16px;
    text-align: center;
}

.stars {
    font-size: 18px;
    margin-bottom: 16px;
}

.review-card p {
    font-size: 14px;
    color: #374151;
    font-style: italic;
    margin-bottom: 16px;
    line-height: 1.5;
}

.reviewer {
    font-size: 12px;
    color: #6B7280;
    font-weight: 600;
}

/* Preços */
.pricing-section {
    background: linear-gradient(135deg, #F3E8FF 0%, #E9D5FF 100%);
    padding: 32px 16px;
}

.pricing-cards {
    display: flex;
    justify-content: center;
    margin-top: 24px;
}

.pricing-card {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    position: relative;
    max-width: 350px;
    width: 100%;
}

.pricing-card.featured {
    border: 3px solid #22C55E;
    transform: scale(1.05);
}

.featured-badge {
    position: absolute;
    top: -1px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, #22C55E 0%, #16A34A 100%);
    color: white;
    padding: 8px 20px;
    border-radius: 0 0 12px 12px;
    font-size: 12px;
    font-weight: 700;
    z-index: 10;
}

.card-header {
    background: linear-gradient(135deg, #8B5CF6 0%, #A855F7 100%);
    color: white;
    padding: 24px;
    text-align: center;
    position: relative;
}

.card-header h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 8px;
}

.promo-subtitle {
    font-size: 14px;
    opacity: 0.9;
    margin-bottom: 16px;
    font-weight: 500;
}

.price {
    margin-bottom: 12px;
}

.old-price {
    font-size: 16px;
    text-decoration: line-through;
    opacity: 0.7;
    display: block;
}

.current-price {
    font-size: 32px;
    font-weight: 800;
    display: block;
}

.discount-badge {
    background: rgba(255, 255, 255, 0.2);
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
}

.card-content {
    padding: 24px;
}

.features-list {
    list-style: none;
    margin-bottom: 24px;
}

.features-list li {
    padding: 8px 0;
    font-size: 14px;
    color: #374151;
}

.cta-price-btn {
    background: linear-gradient(135deg, #22C55E 0%, #16A34A 100%);
    color: white;
    border: none;
    padding: 16px;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    width: 100%;
    transition: all 0.3s ease;
}

.cta-price-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(34, 197, 94, 0.4);
}

.cta-price-btn.premium {
    background: linear-gradient(135deg, #8B5CF6 0%, #A855F7 100%);
}

.cta-price-btn.premium:hover {
    box-shadow: 0 8px 24px rgba(139, 92, 246, 0.4);
}

.urgency-text {
    text-align: center;
    font-size: 12px;
    color: #DC2626;
    font-weight: 600;
    margin-top: 12px;
    animation: pulse 2s infinite;
}

/* FAQ */
.faq-section {
    background: white;
    padding: 32px 16px;
}

.faq-list {
    margin-top: 24px;
}

.faq-item {
    border-bottom: 1px solid #E5E7EB;
    margin-bottom: 16px;
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 0;
    font-size: 16px;
    font-weight: 600;
    color: #1F2937;
    cursor: pointer;
    transition: color 0.3s ease;
}

.faq-question:hover {
    color: #8B5CF6;
}

.faq-icon {
    font-size: 20px;
    font-weight: 300;
    transition: transform 0.3s ease;
}

.faq-answer {
    padding: 0 0 16px 0;
    font-size: 14px;
    color: #6B7280;
    line-height: 1.6;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

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

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

/* Garantias */
.guarantees-section {
    background: #F9FAFB;
    padding: 32px 16px;
}

.guarantees-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 24px;
}

.guarantee-card {
    background: white;
    padding: 20px;
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.guarantee-icon {
    font-size: 24px;
    margin-bottom: 8px;
}

.guarantee-card h3 {
    font-size: 14px;
    font-weight: 600;
    color: #1F2937;
    margin-bottom: 4px;
}

.guarantee-card p {
    font-size: 12px;
    color: #6B7280;
    line-height: 1.4;
}

/* Footer */
.footer-section {
    background: #1F2937;
    color: white;
    padding: 32px 16px;
    text-align: center;
}

.footer-content h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 8px;
}

.footer-content > p {
    font-size: 14px;
    color: #9CA3AF;
    margin-bottom: 24px;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.footer-links a {
    color: #D1D5DB;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: 16px;
}

.footer-bottom p {
    font-size: 12px;
    color: #9CA3AF;
}

/* Animações */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* Media Queries para telas maiores */
@media (min-width: 768px) {
    .main-container {
        max-width: 768px;
    }
    
    .benefits-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .reviews-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-cards {
        grid-template-columns: 1fr 1fr;
        gap: 24px;
    }
    
    .guarantees-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

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