* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

body {
    background: linear-gradient(135deg, #1a2a44, #4a5568);
    color: #fff;
    line-height: 1.6;
}

/* Hero */
.hero {
    position: relative;
    min-height: 100vh;
    padding: 20px 5%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: linear-gradient(135deg, #1a2a44, #4a5568);
    border-bottom: 2px solid #b8860b;
    overflow: hidden;
    animation: gradientShift 10s ease infinite;
}

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

.scratches {
    position: absolute;
    top: 50%;
    left: -15%;
    width: 40%;
    height: 100%;
    transform: translateY(-50%);
    z-index: 0;
}

.scratch {
    position: absolute;
    width: 100%;
    height: 4px;
    opacity: 0;
    animation: riseAndFade 3s ease infinite;
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
}

.scratch-1 {
    background: #b8860b;
    transform: rotate(15deg);
    animation-delay: 0s;
    top: 10%;
}

.scratch-2 {
    background: #e2e8f0;
    transform: rotate(20deg);
    animation-delay: 0.5s;
    top: 15%;
}

.scratch-3 {
    background: #1a2a44;
    transform: rotate(25deg);
    animation-delay: 1s;
    top: 20%;
}

@keyframes riseAndFade {
    0% {
        opacity: 0;
        transform: translateY(50px) rotate(15deg);
    }
    50% {
        opacity: 0.8;
        transform: translateY(0) rotate(15deg);
    }
    100% {
        opacity: 0;
        transform: translateY(-50px) rotate(15deg);
    }
}

.hero-content {
    position: relative;
    z-index: 1;
    background: rgba(26, 42, 68, 0.7);
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.hero-content h1 {
    font-size: clamp(3rem, 7vw, 5rem);
    margin-bottom: 10px;
    color: #b8860b;
    font-weight: 600;
}

.subtitle {
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    color: #e2e8f0;
    margin-bottom: 20px;
}

.description {
    font-size: clamp(1rem, 2.5vw, 1.3rem);
    max-width: 700px;
    margin: 0 auto 30px;
}

.scroll-button {
    background: linear-gradient(45deg, #b8860b, #daa520);
    color: #1a2a44;
    padding: 15px 30px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-weight: bold;
    font-size: clamp(1.1rem, 2vw, 1.3rem);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.scroll-button:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 15px rgba(184, 134, 11, 0.5);
}

/* Marketing */
.marketing {
    padding: 60px 5%;
    background: #4a5568;
    text-align: center;
}

.marketing h2 {
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    margin-bottom: 20px;
}

.marketing video {
    width: 100%;
    max-width: 800px;
    border-radius: 10px;
    margin-bottom: 30px;
}

.marketing img {
    width: 100%;
    max-width: 600px;
    border-radius: 10px;
    margin: 20px auto;
    display: block;
}

/* Books */
.books {
    padding: 80px 5%;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.book-card {
    background: #2d3748;
    padding: 25px;
    border-radius: 12px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.book-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.book-card img {
    width: 100%;
    max-width: 250px;
    border-radius: 8px;
}

.book-card h3 {
    font-size: 1.4rem;
    margin: 15px 0;
}

.book-desc {
    font-size: 1rem;
    color: #e2e8f0;
    margin-bottom: 20px;
    min-height: 60px;
}

.pulse-button {
    background: linear-gradient(45deg, #b8860b, #daa520);
    color: #1a2a44;
    padding: 12px 24px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-weight: bold;
    font-size: 1.1rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.pulse-button:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 15px rgba(184, 134, 11, 0.5);
}

/* Footer */
.footer {
    padding: 80px 5% 40px;
    background: linear-gradient(135deg, #1a2a44, #4a5568);
    border-top: 2px solid #b8860b;
    text-align: center;
}

.footer h2 {
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    color: #b8860b;
    margin-bottom: 20px;
}

.faq {
    max-width: 800px;
    margin: 40px auto 0;
    text-align: left;
}

.faq h3 {
    color: #b8860b;
    margin-bottom: 20px;
}

.faq-item {
    margin-bottom: 20px;
    position: relative;
    padding-left: 25px;
}

.faq-item::before {
    content: "➔";
    position: absolute;
    left: 0;
    color: #b8860b;
    font-size: 1.2rem;
}

.faq-item h4 {
    font-size: 1.1rem;
}

.copyright {
    margin-top: 40px;
    font-size: 0.9rem;
    color: #e2e8f0;
}

/* Responsividade */
@media (max-width: 768px) {
    .books {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 30px;
    }

    .book-card img {
        max-width: 200px;
    }

    .book-card h3 {
        font-size: 1.2rem;
    }

    .book-desc {
        font-size: 0.9rem;
        min-height: 50px;
    }

    .pulse-button {
        padding: 10px 20px;
        font-size: 1rem;
    }

    .hero {
        padding: 40px 5%;
    }

    .scratches {
        width: 60%;
        left: -20%;
    }

    .hero-content {
        padding: 20px;
    }
}

@media (max-width: 480px) {
    .book-card {
        padding: 20px;
    }

    .book-card img {
        max-width: 180px;
    }

    .pulse-button {
        padding: 8px 16px;
        font-size: 0.9rem;
    }

    .marketing video,
    .marketing img {
        max-width: 100%;
    }

    .scratches {
        width: 80%;
        left: -30%;
    }

    .scroll-button {
        padding: 12px 24px;
    }
}

/* Estilo da Seção FAQ */
.faq {
    background: #f9f9f9;
    padding: 50px 20px;
    text-align: center;
}

.faq h2 {
    color: #2c3e50;
    font-size: 2rem;
    margin-bottom: 30px;
}

.faq-item {
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.faq-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.2);
}

.faq-item h3 {
    color: #2c3e50;
    font-size: 1.2rem;
    margin-bottom: 10px;
}

.faq-item p {
    color: #555;
    font-size: 1rem;
    line-height: 1.8;
    text-align: left;
}

.footer {
    background: #2c3e50;
    color: #fff;
    text-align: center;
    padding: 20px 0;
    font-size: 0.9rem;
}

/* Estilos para a seção de depoimentos */
.testimonials {
    padding: 50px 20px;
    text-align: center;
    background-color: #c2b8b8;
}

.testimonials h2 {
    font-family: 'Poppins', sans-serif;
    font-size: 2rem;
    margin-bottom: 40px;
}

.testimonials-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
}

.testimonial-card {
    background-color: #fff;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    padding: 15px;
    width: 200px; /* Um pouco menor que os livros (assumindo 250px para os livros) */
    text-align: center;
}

.testimonial-card img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    margin-bottom: 10px;
}

.testimonial-card p {
    font-size: 0.9rem;
    font-family: 'Poppins', sans-serif;
    color: #555;
}