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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #1a1a1a;
    overflow-x: hidden;
    background: #ffffff;
}

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

/* Barra de Segurança */
.security-bar {
    background: linear-gradient(135deg, #00D4AA, #00B894);
    color: white;
    text-align: center;
    padding: 12px;
    font-size: 14px;
    font-weight: 600;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 20px rgba(0, 212, 170, 0.3);
    animation: slideDown 0.5s ease-out;
}

@keyframes slideDown {
    from { transform: translateY(-100%); }
    to { transform: translateY(0); }
}

.security-bar i {
    margin-right: 8px;
    animation: pulse 2s infinite;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    color: white;
    padding: 80px 0;
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="white" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    pointer-events: none;
}

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

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: 100%; /* ajuste conforme necessário */
    background-image: url("https://i.ibb.co/vxnpfvYj/principal.png");
    background-size: cover;   /* cobre toda a área */
    background-position: center; /* centraliza a imagem */
    border-radius: 10px; /* opcional */
}

.image-placeholder {
    background: rgba(255, 255, 255, 0.15);
    border: 3px dashed rgba(255, 255, 255, 0.4);
    border-radius: 25px;
    padding: 60px 40px;
    text-align: center;
    color: rgba(255, 255, 255, 0.9);
    transition: all 0.4s ease;
    width: 100%;
    max-width: 400px;
    aspect-ratio: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    backdrop-filter: blur(20px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.image-placeholder:hover {
    background: rgba(255, 255, 255, 0.25);
    border-color: rgba(255, 255, 255, 0.6);
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.2);
}

.image-placeholder i {
    font-size: 56px;
    margin-bottom: 20px;
    opacity: 0.8;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

.image-placeholder span {
    font-size: 18px;
    font-weight: 600;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.image-placeholder.small {
    padding: 20px;
    max-width: 80px;
    max-height: 80px;
    aspect-ratio: 1;
    border-radius: 50%;
    background: linear-gradient(135deg, #FF6B6B, #FF8E53);
    border: none;
}

.image-placeholder.small i {
    font-size: 28px;
    margin-bottom: 0;
    color: white;
}

.image-placeholder.small span {
    display: none;
}

.hero h1 {
    font-size: 4rem;
    font-weight: 800;
    margin-bottom: 25px;
    line-height: 1.1;
    text-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
    animation: slideInUp 0.8s ease-out;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.highlight {
    background: linear-gradient(135deg, #FFD700, #FFA500);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: none;
    position: relative;
}

.highlight::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, #FFD700, #FFA500);
    border-radius: 2px;
    animation: expandWidth 1s ease-out 0.5s both;
}

@keyframes expandWidth {
    from { width: 0; }
    to { width: 100%; }
}

.hero p {
    font-size: 1.3rem;
    margin-bottom: 40px;
    opacity: 0.95;
    font-weight: 400;
    animation: slideInUp 0.8s ease-out 0.2s both;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 50px;
    animation: slideInUp 0.8s ease-out 0.4s both;
}

.feature {
    background: rgba(255, 255, 255, 0.15);
    padding: 20px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    gap: 15px;
    backdrop-filter: blur(20px);
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.feature:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
}

.feature i {
    font-size: 24px;
    color: #FFD700;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.feature span {
    font-weight: 600;
    font-size: 16px;
}

/* Botões */
.cta-button {
    background: linear-gradient(135deg, #FF6B6B, #FF8E53);
    color: white;
    border: none;
    padding: 20px 40px;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 8px 25px rgba(255, 107, 107, 0.4);
    position: relative;
    overflow: hidden;
    animation: slideInUp 0.8s ease-out 0.6s both;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s ease;
}

.cta-button:hover::before {
    left: 100%;
}

.cta-button:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 12px 35px rgba(255, 107, 107, 0.6);
}

.cta-button.secondary {
    background: linear-gradient(135deg, #00D4AA, #00B894);
    box-shadow: 0 8px 25px rgba(0, 212, 170, 0.4);
}

.cta-button.secondary:hover {
    box-shadow: 0 12px 35px rgba(0, 212, 170, 0.6);
}

.cta-button.outline {
    background: transparent;
    border: 3px solid #FF6B6B;
    color: #FF6B6B;
    box-shadow: 0 8px 25px rgba(255, 107, 107, 0.2);
}

.cta-button.outline:hover {
    background: linear-gradient(135deg, #FF6B6B, #FF8E53);
    color: white;
    border-color: transparent;
}

.cta-button.large {
    padding: 25px 50px;
    font-size: 18px;
}

/*BOTÃO DE COMPRA*/
.ymp-button {
  display: flex;
  justify-content: center; /* centraliza na horizontal */
  align-items: center;     /* centraliza na vertical */
  text-align: center;      /* garante alinhamento de texto */
  width: 100%;             /* ocupa toda a largura disponível */
}

/* Why Choose Section */
.why-choose {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8faff 0%, #ffffff 50%, #f0f8ff 100%);
    position: relative;
}

.why-choose::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="20" cy="20" r="2" fill="%23667eea" opacity="0.1"/><circle cx="80" cy="40" r="1" fill="%23764ba2" opacity="0.1"/><circle cx="40" cy="80" r="1.5" fill="%23f093fb" opacity="0.1"/></svg>');
    pointer-events: none;
}

.why-choose h2 {
    text-align: center;
    font-size: 3rem;
    margin-bottom: 70px;
    color: #1a1a1a;
    font-weight: 800;
    position: relative;
    z-index: 1;
}

.why-choose h2::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(135deg, #FF6B6B, #FF8E53);
    border-radius: 2px;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-bottom: 60px;
    position: relative;
    z-index: 1;
}

.benefit-card {
    background: white;
    padding: 50px 35px;
    border-radius: 25px;
    text-align: center;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.08);
    transition: all 0.4s ease;
    border: 1px solid rgba(255, 255, 255, 0.8);
    position: relative;
    overflow: hidden;
}

.benefit-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, #FF6B6B, #FF8E53);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.benefit-card:hover::before {
    transform: scaleX(1);
}

.benefit-card:hover {
    transform: translateY(-15px);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.15);
}

.benefit-icon {
    width: 90px;
    height: 90px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    color: white;
    font-size: 36px;
    box-shadow: 0 10px 25px rgba(102, 126, 234, 0.3);
    transition: all 0.3s ease;
}

.benefit-card:hover .benefit-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 15px 35px rgba(102, 126, 234, 0.5);
}

.benefit-card h3 {
    font-size: 1.6rem;
    margin-bottom: 20px;
    color: #1a1a1a;
    font-weight: 700;
}

.benefit-card p {
    color: #666;
    line-height: 1.7;
    font-size: 15px;
}

.why-choose .cta-button {
    display: block;
    margin: 0 auto;
    width: fit-content;
}

/* Books Showcase */
.books-showcase {
    padding: 100px 0;
    background: linear-gradient(135deg, #ffffff 0%, #f8faff 50%, #ffffff 100%);
    position: relative;
}

.books-showcase::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><polygon points="50,10 60,40 90,40 70,60 80,90 50,70 20,90 30,60 10,40 40,40" fill="%23FFD700" opacity="0.05"/></svg>');
    pointer-events: none;
}

.books-showcase h2 {
    text-align: center;
    font-size: 3rem;
    margin-bottom: 25px;
    color: #1a1a1a;
    font-weight: 800;
    position: relative;
    z-index: 1;
}

.books-showcase h2::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 2px;
}

.section-subtitle {
    text-align: center;
    font-size: 1.3rem;
    color: #666;
    margin-bottom: 70px;
    font-weight: 400;
    position: relative;
    z-index: 1;
}

/* Carrossel */
.books-carousel {
    position: relative;
    margin-bottom: 60px;
    z-index: 1;
}

.carousel-container {
    overflow: hidden;
    border-radius: 25px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.1);
}

.carousel-track {
    display: flex;
    transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.book-slide {
    min-width: 320px;
    margin-right: 25px;
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.book-slide img {
  width: 100%;           /* ocupa toda a largura do card */
  height: 280px;         /* altura fixa (padrão de capa) */
  object-fit: cover;     /* cobre a área sem distorcer */
  border-radius: 8px;    /* cantos arredondados */
  box-shadow: 0 4px 10px rgba(0,0,0,0.2);
}

.book-slide:hover {
    transform: translateY(-10px);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.2);
}

.image-placeholder {
    background: linear-gradient(135deg, #667eea, #764ba2, #f093fb);
    color: white;
    height: 420px;
    border-radius: 20px;
    border: none;
    box-shadow: inset 0 0 50px rgba(0, 0, 0, 0.1);
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: linear-gradient(135deg, #FF6B6B, #FF8E53);
    border: none;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 20px;
    color: white;
    box-shadow: 0 8px 25px rgba(255, 107, 107, 0.4);
    transition: all 0.3s ease;
    z-index: 10;
}

.carousel-btn:hover {
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 12px 35px rgba(255, 107, 107, 0.6);
}

.carousel-btn.prev {
    left: 30px;
}

.carousel-btn.next {
    right: 30px;
}

.carousel-dots {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 40px;
}

.dot {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: #ddd;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
}

.dot::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 0;
    height: 0;
    background: linear-gradient(135deg, #FF6B6B, #FF8E53);
    border-radius: 50%;
    transition: all 0.3s ease;
}

.dot.active::before {
    width: 100%;
    height: 100%;
}

.dot.active {
    transform: scale(1.3);
}

.books-showcase .cta-button {
    display: block;
    margin: 0 auto;
    width: fit-content;
}

/* Testimonials */
.testimonials {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8faff 0%, #ffffff 50%, #f0f8ff 100%);
    position: relative;
}

.testimonials::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><path d="M20,20 Q50,5 80,20 Q95,50 80,80 Q50,95 20,80 Q5,50 20,20" fill="%23667eea" opacity="0.03"/></svg>');
    pointer-events: none;
}

.testimonials h2 {
    text-align: center;
    font-size: 3rem;
    margin-bottom: 40px;
    color: #1a1a1a;
    font-weight: 800;
    position: relative;
    z-index: 1;
}

.testimonials h2::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(135deg, #FFD700, #FFA500);
    border-radius: 2px;
}

.rating {
    text-align: center;
    margin-bottom: 60px;
    position: relative;
    z-index: 1;
}

.stars {
    margin-bottom: 15px;
}

.stars i {
    color: #FFD700;
    font-size: 28px;
    margin: 0 3px;
    text-shadow: 0 2px 4px rgba(255, 215, 0, 0.3);
    animation: sparkle 2s ease-in-out infinite;
    animation-delay: calc(var(--i) * 0.1s);
}

@keyframes sparkle {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.rating-text {
    font-size: 1.2rem;
    color: #666;
    font-weight: 600;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: 40px;
    margin-bottom: 60px;
    position: relative;
    z-index: 1;
}

.testimonial-card {
    background: white;
    padding: 40px;
    border-radius: 25px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.08);
    display: flex;
    gap: 25px;
    transition: all 0.4s ease;
    border: 1px solid rgba(255, 255, 255, 0.8);
    position: relative;
    overflow: hidden;
}

.testimonial-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, #FFD700, #FFA500);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.testimonial-card:hover::before {
    transform: scaleX(1);
}

.testimonial-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.15);
}

.testimonial-avatar {
    flex-shrink: 0;
}

.testimonial-content p {
    font-style: italic;
    margin-bottom: 20px;
    color: #555;
    line-height: 1.7;
    font-size: 16px;
    position: relative;
}

.testimonial-content p::before {
    content: '"';
    font-size: 60px;
    color: #FFD700;
    position: absolute;
    top: -20px;
    left: -15px;
    font-family: serif;
    opacity: 0.3;
}

.testimonial-author {
    font-weight: 700;
    color: #1a1a1a;
    font-size: 16px;
}

.limited-offer {
    text-align: center;
    margin-top: 50px;
    position: relative;
    z-index: 1;
}

.offer-badge {
    background: linear-gradient(135deg, #FF6B6B, #FF8E53);
    color: white;
    padding: 20px 40px;
    border-radius: 50px;
    display: inline-flex;
    align-items: center;
    gap: 15px;
    font-weight: 700;
    font-size: 16px;
    box-shadow: 0 10px 30px rgba(255, 107, 107, 0.4);
    animation: pulse 2s infinite;
    position: relative;
    overflow: hidden;
}

.offer-badge::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: shine 3s infinite;
}

@keyframes shine {
    0% { left: -100%; }
    100% { left: 100%; }
}

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

/* Pricing */
.pricing {
    padding: 100px 0;
    background: linear-gradient(135deg, #ffffff 0%, #f8faff 50%, #ffffff 100%);
    position: relative;
}

.pricing::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><rect x="10" y="10" width="20" height="20" fill="%23FF6B6B" opacity="0.05" transform="rotate(45 20 20)"/><rect x="70" y="30" width="15" height="15" fill="%2300D4AA" opacity="0.05" transform="rotate(45 77.5 37.5)"/><rect x="30" y="70" width="25" height="25" fill="%23667eea" opacity="0.05" transform="rotate(45 42.5 82.5)"/></svg>');
    pointer-events: none;
}

.pricing h2 {
    text-align: center;
    font-size: 3rem;
    margin-bottom: 25px;
    color: #1a1a1a;
    font-weight: 800;
    position: relative;
    z-index: 1;
}

.pricing h2::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(135deg, #00D4AA, #00B894);
    border-radius: 2px;
}

.pricing-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 40px;
    margin-top: 70px;
    position: relative;
    z-index: 1;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.pricing-card {
    background: white;
    border-radius: 25px;
    padding: 50px 40px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.08);
    transition: all 0.4s ease;
    position: relative;
    border: 2px solid transparent;
    overflow: hidden;
}

.pricing-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 6px;
    background: linear-gradient(135deg, #FF6B6B, #FF8E53);
    transform: scaleX(0);
    transition: transform 0.4s ease;
    border-radius: 25px 25px 0 0;
}

.pricing-card:hover::before {
    transform: scaleX(1);
}

.pricing-card:hover {
    transform: translateY(-15px);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.15);
    border-color: rgba(255, 107, 107, 0.2);
}

.pricing-card.featured {
    border-color: #00D4AA;
    transform: scale(1.05);
    background: linear-gradient(135deg, #ffffff 0%, #f0fff4 100%);
    box-shadow: 0 20px 50px rgba(0, 212, 170, 0.15);
}

.pricing-card.featured::before {
    background: linear-gradient(135deg, #00D4AA, #00B894);
    transform: scaleX(1);
}

.pricing-card.featured:hover {
    transform: scale(1.05) translateY(-15px);
    box-shadow: 0 30px 70px rgba(0, 212, 170, 0.25);
    border-color: #00D4AA;
}

.popular-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, #00D4AA, #00B894);
    color: white;
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 4px 12px rgba(0, 212, 170, 0.4);
    z-index: 10;
}

.card-header {
    text-align: center;
    margin-bottom: 40px;
}

.card-header h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: #1a1a1a;
    font-weight: 700;
}

.price {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.old-price {
    text-decoration: line-through;
    color: #999;
    font-size: 1.1rem;
    font-weight: 500;
}

.current-price {
    font-size: 3rem;
    font-weight: 800;
    background: linear-gradient(135deg, #00D4AA, #00B894);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.card-features .feature {
    background: none;
    padding: 12px 0 ;
    border-radius: 20;
    color: #1a1a1a;
    justify-content: flex-start;
    border: none;
    backdrop-filter: none;
}

.card-features .feature i {
    color: #00D4AA;
    font-size: 18px;
    text-shadow: none;
}

.card-features .feature.premium i {
    color: #FFD700;
}

.card-features .feature span {
    font-weight: 500;
    font-size: 15px;
}

.pricing-card .cta-button {
    width: 100%;
    justify-content: center;
    margin-top: 10px;
}

/* FAQ */
.faq {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8faff 0%, #ffffff 50%, #f0f8ff 100%);
    position: relative;
}

.faq::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="25" cy="25" r="3" fill="%23667eea" opacity="0.1"/><circle cx="75" cy="50" r="2" fill="%23FF6B6B" opacity="0.1"/><circle cx="50" cy="75" r="2.5" fill="%2300D4AA" opacity="0.1"/></svg>');
    pointer-events: none;
}

.faq h2 {
    text-align: center;
    font-size: 3rem;
    margin-bottom: 70px;
    color: #1a1a1a;
    font-weight: 800;
    position: relative;
    z-index: 1;
}

.faq h2::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 2px;
}

.faq-list {
    max-width: 900px;
    margin: 0 auto 60px;
    position: relative;
    z-index: 1;
}

.faq-item {
    background: white;
    border-radius: 20px;
    margin-bottom: 25px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.8);
}

.faq-item:hover {
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.12);
    transform: translateY(-2px);
}

.faq-question {
    padding: 30px 35px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 700;
    color: #1a1a1a;
    transition: all 0.3s ease;
    font-size: 16px;
}

.faq-question:hover {
    background: linear-gradient(135deg, #f8faff 0%, #ffffff 100%);
}

.faq-question i {
    transition: transform 0.3s ease;
    color: #667eea;
    font-size: 18px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.faq-answer {
    padding: 0 35px;
    max-height: 0;
    overflow: hidden;
    transition: all 0.4s ease;
}

.faq-item.active .faq-answer {
    padding: 0 35px 30px;
    max-height: 300px;
}

.faq-answer p {
    color: #666;
    line-height: 1.7;
    font-size: 15px;
}

.faq .cta-button {
    display: block;
    margin: 0 auto;
    width: fit-content;
    position: relative;
    z-index: 1;
}

/* Footer */
.footer {
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    color: white;
    padding: 60px 0;
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="20" cy="20" r="1" fill="white" opacity="0.05"/><circle cx="80" cy="40" r="1.5" fill="white" opacity="0.05"/><circle cx="40" cy="80" r="1" fill="white" opacity="0.05"/></svg>');
    pointer-events: none;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 50px;
    text-align: center;
    position: relative;
    z-index: 1;
}

.guarantee, .security {
    display: flex;
    align-items: center;
    gap: 25px;
    justify-content: center;
    padding: 30px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.guarantee:hover, .security:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-5px);
}

.guarantee-icon, .security-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #00D4AA, #00B894);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    box-shadow: 0 10px 25px rgba(0, 212, 170, 0.3);
    flex-shrink: 0;
}

.security-icon {
    background: linear-gradient(135deg, #FF6B6B, #FF8E53);
    box-shadow: 0 10px 25px rgba(255, 107, 107, 0.3);
}

.guarantee-text h3, .security-text h3 {
    margin-bottom: 8px;
    font-size: 1.3rem;
    font-weight: 700;
}

.guarantee-text p, .security-text p {
    color: #ccc;
    font-size: 14px;
    line-height: 1.5;
}



/* Responsividade */
@media (max-width: 768px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 50px;
        text-align: center;
    }
    
    .hero h1 {
        font-size: 2.8rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .pricing-cards {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .pricing-card.featured {
        transform: none;
    }
    
    .pricing-card.featured:hover {
        transform: translateY(-15px);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .guarantee, .security {
        flex-direction: column;
        text-align: center;
        gap: 20px;
    }
    
    .carousel-btn {
        display: none;
    }
    
    .book-slide {
        min-width: 280px;
        margin-right: 20px;
    }
    
    .book-slide .image-placeholder {
        height: 350px;
    }
    
    .why-choose h2, .books-showcase h2, .testimonials h2, .pricing h2, .faq h2 {
        font-size: 2.2rem;
    }
    
    .hero::before, .why-choose::before, .books-showcase::before, 
    .testimonials::before, .pricing::before, .faq::before {
        opacity: 0.5;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero {
        padding: 60px 0;
    }
    
    .hero h1 {
        font-size: 2.2rem;
    }
    
    .hero p {
        font-size: 1.1rem;
    }
    
    .cta-button {
        padding: 18px 30px;
        font-size: 14px;
    }
    
    .cta-button.large {
        padding: 22px 35px;
        font-size: 16px;
    }
    
    .book-slide {
        min-width: 250px;
    }
    
    .book-slide .image-placeholder {
        height: 300px;
    }
    
    .benefit-card, .testimonial-card, .pricing-card {
        padding: 30px 25px;
    }
    
    .faq-question {
        padding: 25px 20px;
        font-size: 15px;
    }
    
    .faq-answer {
        padding: 0 20px;
    }
    
    .faq-item.active .faq-answer {
        padding: 0 20px 25px;
    }
    
    .why-choose h2, .books-showcase h2, .testimonials h2, .pricing h2, .faq h2 {
        font-size: 1.8rem;
    }
    
    .section-subtitle {
        font-size: 1.1rem;
    }
}