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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    overflow-x: hidden;
}

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

/* Elementos flutuantes de fundo */
.floating-elements {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.floating-element {
    position: absolute;
    background: linear-gradient(45deg, rgba(0, 255, 127, 0.1), rgba(255, 215, 0, 0.1));
    border-radius: 50%;
    animation: float 20s infinite linear;
}

.floating-element:nth-child(1) {
    width: 80px;
    height: 80px;
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.floating-element:nth-child(2) {
    width: 120px;
    height: 120px;
    top: 60%;
    right: 15%;
    animation-delay: -5s;
}

.floating-element:nth-child(3) {
    width: 60px;
    height: 60px;
    top: 80%;
    left: 20%;
    animation-delay: -10s;
}

.floating-element:nth-child(4) {
    width: 100px;
    height: 100px;
    top: 30%;
    right: 30%;
    animation-delay: -15s;
}

.floating-element:nth-child(5) {
    width: 90px;
    height: 90px;
    top: 70%;
    left: 60%;
    animation-delay: -8s;
}

@keyframes float {
    0% {
        transform: translateY(0px) rotate(0deg);
        opacity: 0.7;
    }
    50% {
        transform: translateY(-20px) rotate(180deg);
        opacity: 0.3;
    }
    100% {
        transform: translateY(0px) rotate(360deg);
        opacity: 0.7;
    }
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(26, 26, 46, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 15px 0;
    border-bottom: 1px solid rgba(0, 255, 127, 0.2);
}

.nav {
    display: flex;
    justify-content: center;
    align-items: center;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #fff;
    font-size: 1.2rem;
    font-weight: 600;
}

.nav-brand i {
    color: #00ff7f;
    font-size: 1.5rem;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    z-index: 2;
    padding-top: 80px;
    overflow: hidden;
}

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

.hero-text {
    animation: slideInLeft 1s ease-out;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 20px;
    display: flex;
    flex-direction: column;
}

.title-highlight {
    color: #00ff7f;
    text-shadow: 0 0 20px rgba(0, 255, 127, 0.5);
}

.title-main {
    color: #fff;
    font-size: 4rem;
}

.title-subtitle {
    color: #ffd700;
    font-size: 2.5rem;
    margin-top: 10px;
    text-shadow: 0 0 15px rgba(255, 215, 0, 0.3);
}

.hero-description {
    font-size: 1.2rem;
    color: #ccc;
    margin-bottom: 30px;
    line-height: 1.8;
}

.hero-features {
    display: flex;
    gap: 30px;
    margin-bottom: 40px;
}

.feature {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #fff;
    font-weight: 500;
}

.feature i {
    color: #00ff7f;
    font-size: 1.1rem;
}

.hero-cta {
    display: flex;
    gap: 20px;
}

.cta-button {
    padding: 15px 30px;
    border: none;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 10px;
}

.cta-button.primary {
    background: linear-gradient(45deg, #00ff7f, #32cd32);
    color: #1a1a2e;
    box-shadow: 0 4px 15px rgba(0, 255, 127, 0.3);
}

.cta-button.primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 255, 127, 0.4);
}

.cta-button.secondary {
    background: transparent;
    color: #fff;
    border: 2px solid #ffd700;
}

.cta-button.secondary:hover {
    background: #ffd700;
    color: #1a1a2e;
    transform: translateY(-2px);
}

/* Hero Image */
.hero-image {
    display: flex;
    justify-content: center;
    animation: slideInRight 1s ease-out;
}

.book-container {
    position: relative;
    max-width: 400px;
}

.book-cover {
    width: 100%;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease;
}

.book-cover:hover {
    transform: scale(1.05) rotateY(5deg);
}

.book-glow {
    position: absolute;
    top: -20px;
    left: -20px;
    right: -20px;
    bottom: -20px;
    background: linear-gradient(45deg, rgba(0, 255, 127, 0.2), rgba(255, 215, 0, 0.2));
    border-radius: 25px;
    z-index: -1;
    animation: pulse 3s infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 0.5;
        transform: scale(1);
    }
    50% {
        opacity: 0.8;
        transform: scale(1.05);
    }
}

/* Content Preview Section */
.content-preview {
    padding: 100px 0;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    position: relative;
    z-index: 2;
}

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

.chapters-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.chapter-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    padding: 30px;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 255, 127, 0.2);
}

.chapter-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 255, 127, 0.2);
    border-color: rgba(0, 255, 127, 0.5);
}

.chapter-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(45deg, #00ff7f, #32cd32);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 2rem;
    color: #1a1a2e;
}

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

.chapter-card p {
    color: #ccc;
    line-height: 1.6;
}

/* Testimonial Section */
.testimonial {
    padding: 80px 0;
    background: linear-gradient(45deg, rgba(0, 255, 127, 0.1), rgba(255, 215, 0, 0.1));
    position: relative;
    z-index: 2;
}

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

.testimonial blockquote {
    font-size: 1.5rem;
    color: #fff;
    font-style: italic;
    line-height: 1.8;
    margin-bottom: 20px;
    position: relative;
}

.testimonial blockquote::before,
.testimonial blockquote::after {
    content: '"';
    font-size: 3rem;
    color: #00ff7f;
    position: absolute;
}

.testimonial blockquote::before {
    top: -10px;
    left: -30px;
}

.testimonial blockquote::after {
    bottom: -40px;
    right: -30px;
}

.testimonial-author {
    color: #ffd700;
    font-size: 1.1rem;
}

/* Order Section */
.order-section {
    padding: 100px 0;
    position: relative;
    z-index: 2;
}

.order-content {
    text-align: center;
}

.order-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(15px);
    border-radius: 20px;
    padding: 50px;
    max-width: 600px;
    margin: 0 auto;
    border: 2px solid rgba(0, 255, 127, 0.3);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.price-section {
    margin-bottom: 40px;
}

.price-original {
    color: #999;
    text-decoration: line-through;
    font-size: 1.2rem;
    margin-bottom: 5px;
}

.price-current {
    color: #00ff7f;
    font-size: 3rem;
    font-weight: 700;
    text-shadow: 0 0 20px rgba(0, 255, 127, 0.5);
}

.price-discount {
    background: linear-gradient(45deg, #ff4757, #ff6b7a);
    color: #fff;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    display: inline-block;
    margin-top: 10px;
}

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

.order-feature {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    color: #fff;
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.order-feature i {
    color: #00ff7f;
    font-size: 1.2rem;
}

.order-button {
    background: linear-gradient(45deg, #00ff7f, #32cd32);
    color: #1a1a2e;
    border: none;
    padding: 20px 40px;
    font-size: 1.3rem;
    font-weight: 700;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin: 0 auto 30px;
    box-shadow: 0 6px 20px rgba(0, 255, 127, 0.3);
}

.order-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 255, 127, 0.4);
}

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

.badge {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #ccc;
    font-size: 0.9rem;
}

.badge i {
    color: #ffd700;
}

/* Footer */
.footer {
    background: rgba(26, 26, 46, 0.95);
    padding: 40px 0;
    position: relative;
    z-index: 2;
    border-top: 1px solid rgba(0, 255, 127, 0.2);
}

.footer-content {
    text-align: center;
}

.footer-brand {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    color: #fff;
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 15px;
}

.footer-brand i {
    color: #00ff7f;
    font-size: 1.5rem;
}

.footer-text p {
    color: #ccc;
    font-style: italic;
}

/* Animações */
@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Animações avançadas e efeitos visuais */
.hero-text {
    animation: slideInLeft 1s ease-out, glow 3s ease-in-out infinite alternate;
}

@keyframes glow {
    from {
        text-shadow: 0 0 5px rgba(0, 255, 127, 0.2);
    }
    to {
        text-shadow: 0 0 20px rgba(0, 255, 127, 0.4), 0 0 30px rgba(0, 255, 127, 0.2);
    }
}

/* Efeito de ondas no fundo */
.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, transparent 30%, rgba(0, 255, 127, 0.05) 50%, transparent 70%);
    animation: wave 8s ease-in-out infinite;
    z-index: 1;
    pointer-events: none;
}

@keyframes wave {
    0%, 100% {
        transform: translateX(-100%);
    }
    50% {
        transform: translateX(100%);
    }
}

/* Efeito de brilho nos botões */
.cta-button.primary::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;
}

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

.cta-button.primary {
    position: relative;
    overflow: hidden;
}

/* Efeito de partículas nos cards */
.chapter-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 50%, rgba(0, 255, 127, 0.1) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.chapter-card:hover::after {
    opacity: 1;
}

/* Animação de entrada escalonada para os cards */
.chapter-card:nth-child(1) { animation-delay: 0.1s; }
.chapter-card:nth-child(2) { animation-delay: 0.2s; }
.chapter-card:nth-child(3) { animation-delay: 0.3s; }
.chapter-card:nth-child(4) { animation-delay: 0.4s; }
.chapter-card:nth-child(5) { animation-delay: 0.5s; }
.chapter-card:nth-child(6) { animation-delay: 0.6s; }

/* Efeito de digitação no título */
.title-highlight,
.title-main,
.title-subtitle {
    opacity: 0;
    animation: typewriter 0.8s ease forwards;
}

.title-highlight { animation-delay: 0.2s; }
.title-main { animation-delay: 0.6s; }
.title-subtitle { animation-delay: 1.0s; }

@keyframes typewriter {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Efeito de pulsação no preço */
.price-current {
    animation: pricePulse 2s ease-in-out infinite;
}

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

/* Efeito de rotação 3D no livro */
.book-cover {
    transform-style: preserve-3d;
    transition: transform 0.6s ease;
}

.book-cover:hover {
    transform: rotateY(15deg) rotateX(5deg) scale(1.05);
}

/* Efeito de neon nos ícones */
.chapter-icon {
    position: relative;
    overflow: hidden;
}

.chapter-icon::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: conic-gradient(from 0deg, transparent, rgba(0, 255, 127, 0.3), transparent);
    animation: rotate 3s linear infinite;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.chapter-card:hover .chapter-icon::before {
    opacity: 1;
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

/* Efeito de ondulação no botão de compra */
.order-button {
    position: relative;
    overflow: hidden;
}

.order-button::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.order-button:hover::before {
    width: 300px;
    height: 300px;
}

/* Efeito de brilho nas badges de segurança */
.badge {
    position: relative;
    overflow: hidden;
}

.badge::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 215, 0, 0.2), transparent);
    animation: shine 3s ease-in-out infinite;
}

@keyframes shine {
    0% {
        left: -100%;
    }
    50% {
        left: 100%;
    }
    100% {
        left: 100%;
    }
}

/* Efeito de morphing nos elementos flutuantes */
.floating-element {
    border-radius: 50%;
    animation: float 20s infinite linear, morph 8s ease-in-out infinite alternate;
}

@keyframes morph {
    0%, 100% {
        border-radius: 50%;
    }
    25% {
        border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
    }
    50% {
        border-radius: 70% 30% 30% 70% / 70% 70% 30% 30%;
    }
    75% {
        border-radius: 40% 60% 60% 40% / 60% 40% 60% 40%;
    }
}

/* Efeito de gradiente animado no fundo */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, 
        rgba(26, 26, 46, 0.8) 0%, 
        rgba(22, 33, 62, 0.8) 25%, 
        rgba(15, 52, 96, 0.8) 50%, 
        rgba(22, 33, 62, 0.8) 75%, 
        rgba(26, 26, 46, 0.8) 100%);
    background-size: 400% 400%;
    animation: gradientShift 15s ease infinite;
    z-index: -1;
}

@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

/* Efeito de loading para a página */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 1;
    transition: opacity 0.5s ease;
}

.loading-spinner {
    width: 60px;
    height: 60px;
    border: 3px solid rgba(0, 255, 127, 0.3);
    border-top: 3px solid #00ff7f;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Responsividade */
@media (max-width: 768px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .title-main {
        font-size: 3rem;
    }
    
    .title-subtitle {
        font-size: 2rem;
    }
    
    .hero-features {
        flex-direction: column;
        gap: 15px;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .chapters-grid {
        grid-template-columns: 1fr;
    }
    
    .security-badges {
        flex-direction: column;
        gap: 15px;
    }
    
    .testimonial blockquote::before,
    .testimonial blockquote::after {
        display: none;
    }
}


/* For Whom Section */
.for-whom-section {
    padding: 80px 0;
    /*background: linear-gradient(135deg, #0f3460 0%, #16213e 50%, #1a1a2e 100%);*/
    position: relative;
    z-index: 2;
}

.for-whom-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.for-whom-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    padding: 40px 30px;
    text-align: center;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.for-whom-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(0, 255, 127, 0.1), rgba(255, 215, 0, 0.1));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.for-whom-card:hover::before {
    opacity: 1;
}

.for-whom-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.for-whom-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(45deg, #00ff7f, #ffd700);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 2rem;
    color: #1a1a2e;
    position: relative;
    z-index: 1;
}

.for-whom-card h3 {
    color: #fff;
    font-size: 1.5rem;
    margin-bottom: 15px;
    position: relative;
    z-index: 1;
}

.for-whom-card p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
    position: relative;
    z-index: 1;
}

/* Reader Testimonials Section */
.reader-testimonials {
    padding: 80px 0;
    /*background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);*/
    position: relative;
    z-index: 2;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.testimonial-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    padding: 30px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.testimonial-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(0, 255, 127, 0.05), rgba(255, 215, 0, 0.05));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.testimonial-card:hover::before {
    opacity: 1;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
}

.testimonial-content {
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
}

.testimonial-content p {
    color: rgba(255, 255, 255, 0.9);
    font-style: italic;
    line-height: 1.6;
    font-size: 1rem;
}

.testimonial-author {
    position: relative;
    z-index: 1;
}

.testimonial-author strong {
    color: #00ff7f;
    display: block;
    margin-bottom: 5px;
}

.testimonial-author span {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

/* FAQ Section */
.faq-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #0f3460 0%, #16213e 50%, #1a1a2e 100%);
    position: relative;
    z-index: 2;
}

.faq-container {
    max-width: 800px;
    margin: 50px auto 0;
}

.faq-item {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    margin-bottom: 20px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item:hover {
    background: rgba(255, 255, 255, 0.08);
}

.faq-question {
    padding: 25px 30px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s ease;
}

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

.faq-question i {
    color: #00ff7f;
    font-size: 1.2rem;
    transition: transform 0.3s ease;
}

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

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

.faq-item.active .faq-answer {
    max-height: 200px;
    padding: 0 30px 25px;
}

.faq-answer p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
    margin: 0;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .for-whom-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .for-whom-card,
    .testimonial-card {
        padding: 25px 20px;
    }
    
    .faq-question {
        padding: 20px;
    }
    
    .faq-item.active .faq-answer {
        padding: 0 20px 20px;
    }
}


/* Modal de compra */
.purchase-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
}

.modal-content {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    border-radius: 15px;
    padding: 30px;
    max-width: 500px;
    width: 90%;
    position: relative;
    border: 1px solid rgba(0, 255, 127, 0.3);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    color: #fff;
}

.close-btn {
    background: none;
    border: none;
    color: #fff;
    font-size: 2rem;
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-summary {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
}

.modal-book-cover {
    width: 80px;
    height: auto;
    border-radius: 5px;
}

.product-info h4 {
    color: #fff;
    margin-bottom: 5px;
}

.product-info p {
    color: #ccc;
    margin-bottom: 10px;
}

.modal-price {
    display: flex;
    gap: 10px;
    align-items: center;
}

.modal-price-original {
    color: #999;
    text-decoration: line-through;
}

.modal-price-current {
    color: #00ff7f;
    font-size: 1.5rem;
    font-weight: bold;
}

.payment-options h4 {
    color: #fff;
    margin-bottom: 15px;
}

.payment-buttons {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.payment-btn {
    padding: 15px 20px;
    border: 1px solid rgba(0, 255, 127, 0.3);
    background: rgba(255, 255, 255, 0.05);
    color: #fff;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1rem;
}

.payment-btn:hover {
    background: rgba(0, 255, 127, 0.1);
    border-color: rgba(0, 255, 127, 0.5);
    transform: translateY(-2px);
}

.pix-btn:hover { border-color: #00ff7f; }
.card-btn:hover { border-color: #ffd700; }
.paypal-btn:hover { border-color: #0070ba; }