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

:root {
    /* Paleta de cores principal */
    --primary-purple: #2C2A4A;
    --primary-orange: #FF7A5A;
    --accent-yellow: #FFC947;
    --accent-blue: #A4D4FF;
    --white: #FFFFFF;
    --light-gray: #F5F5F5;
    --dark-gray: #333333;
    --text-gray: #666666;
    
    /* Gradientes */
    --hero-gradient: linear-gradient(135deg, #2C2A4A 0%, #FF7A5A 100%);
    --text-gradient: linear-gradient(135deg, #FF7A5A 0%, #FFC947 100%);
    
    /* Sombras */
    --shadow-light: 0 4px 20px rgba(44, 42, 74, 0.1);
    --shadow-medium: 0 8px 30px rgba(44, 42, 74, 0.15);
    --shadow-heavy: 0 15px 50px rgba(44, 42, 74, 0.2);
    
    /* Tipografia */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-base: 16px;
    --line-height-base: 1.6;
    
    /* Espaçamentos */
    --container-max-width: 1200px;
    --section-padding: 80px 0;
    --border-radius: 12px;
    --border-radius-large: 20px;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
    color: var(--dark-gray);
    background-color: var(--white);
    overflow-x: hidden;
}

.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* Seção Hero */
.hero {
    background: var(--hero-gradient);
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    z-index: 2;
    position: relative;
}

.hero-content {
    color: var(--white);
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    padding: 12px 20px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 30px;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.gradient-text {
    background: var(--text-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    font-weight: 400;
    margin-bottom: 20px;
    opacity: 0.9;
}

.hero-description {
    font-size: 1rem;
    margin-bottom: 40px;
    opacity: 0.8;
}

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

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: var(--primary-orange);
    color: var(--white);
    padding: 18px 36px;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-medium);
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-heavy);
    background: #ff6b4a;
}

.security-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    opacity: 0.8;
}

.features-list {
    display: flex;
    gap: 30px;
    flex-wrap: wrap;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 500;
}

/* Elementos visuais flutuantes */
.hero-visual {
    position: relative;
    height: 500px;
}

.floating-elements {
    position: relative;
    width: 100%;
    height: 100%;
}

.element {
    position: absolute;
    border-radius: 50%;
    animation: float 6s ease-in-out infinite;
}

.element-1 {
    width: 80px;
    height: 80px;
    background: var(--accent-yellow);
    top: 20%;
    left: 20%;
    animation-delay: 0s;
}

.element-2 {
    width: 120px;
    height: 120px;
    background: rgba(255, 255, 255, 0.2);
    top: 60%;
    right: 30%;
    animation-delay: 2s;
}

.element-3 {
    width: 60px;
    height: 60px;
    background: var(--accent-blue);
    bottom: 30%;
    left: 60%;
    animation-delay: 4s;
}

.element-4 {
    width: 100px;
    height: 100px;
    background: rgba(255, 122, 90, 0.3);
    top: 10%;
    right: 10%;
    animation-delay: 1s;
}

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

/* Seção de Problemas */
.problem {
    padding: var(--section-padding);
    background: var(--light-gray);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    color: var(--primary-purple);
    margin-bottom: 20px;
    line-height: 1.2;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--text-gray);
    max-width: 600px;
    margin: 0 auto;
}

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

.problem-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: var(--border-radius-large);
    text-align: center;
    box-shadow: var(--shadow-light);
    transition: all 0.3s ease;
}

.problem-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.problem-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-orange), var(--accent-yellow));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 2rem;
    color: var(--white);
}

.problem-card h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary-purple);
    margin-bottom: 15px;
}

.problem-card p {
    color: var(--text-gray);
    line-height: 1.6;
}

/* Seção de Solução */
.solution {
    padding: var(--section-padding);
    background: var(--white);
}

.solution-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.solution-text h2 {
    font-size: clamp(2rem, 4vw, 2.5rem);
    font-weight: 800;
    color: var(--primary-purple);
    margin-bottom: 24px;
    line-height: 1.2;
}

.solution-text > p {
    font-size: 1.1rem;
    color: var(--text-gray);
    margin-bottom: 40px;
    line-height: 1.7;
}

.solution-features {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.solution-feature {
    display: flex;
    align-items: flex-start;
    gap: 20px;
}

.solution-feature i {
    font-size: 2rem;
    color: var(--primary-orange);
    margin-top: 5px;
}

.solution-feature h4 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--primary-purple);
    margin-bottom: 8px;
}

.solution-feature p {
    color: var(--text-gray);
    line-height: 1.6;
}

/* Mockup do livro */
.solution-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.book-mockup {
    position: relative;
    transform: perspective(1000px) rotateY(-15deg);
    transition: transform 0.3s ease;
}

.book-mockup:hover {
    transform: perspective(1000px) rotateY(-10deg) scale(1.05);
}

.book-cover {
    width: 300px;
    height: 400px;
    background: linear-gradient(135deg, var(--primary-purple), var(--primary-orange));
    border-radius: 15px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: var(--white);
    box-shadow: var(--shadow-heavy);
    position: relative;
    z-index: 2;
}

.book-title {
    font-size: 2.5rem;
    font-weight: 900;
    text-align: center;
    line-height: 1;
    margin-bottom: 20px;
}

.book-subtitle {
    font-size: 1.2rem;
    font-weight: 400;
    text-align: center;
    opacity: 0.9;
}

.book-pages {
    position: absolute;
    top: 10px;
    left: -10px;
    width: 300px;
    height: 400px;
    background: var(--white);
    border-radius: 15px;
    box-shadow: var(--shadow-medium);
    z-index: 1;
}

/* Seção de Benefícios */
.benefits {
    padding: var(--section-padding);
    background: var(--light-gray);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.benefit-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: var(--border-radius-large);
    box-shadow: var(--shadow-light);
    transition: all 0.3s ease;
    display: flex;
    gap: 25px;
}

.benefit-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.benefit-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--white);
    flex-shrink: 0;
}

.benefit-icon.purple {
    background: linear-gradient(135deg, #8B5CF6, #A855F7);
}

.benefit-icon.orange {
    background: linear-gradient(135deg, var(--primary-orange), var(--accent-yellow));
}

.benefit-icon.green {
    background: linear-gradient(135deg, #10B981, #34D399);
}

.benefit-icon.blue {
    background: linear-gradient(135deg, #3B82F6, var(--accent-blue));
}

.benefit-content h3 {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--primary-purple);
    margin-bottom: 15px;
}

.benefit-content p {
    color: var(--text-gray);
    line-height: 1.6;
}

/* Seção de Depoimentos */
.testimonials {
    padding: var(--section-padding);
    background: var(--white);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
}

.testimonial-card {
    background: var(--white);
    padding: 40px;
    border-radius: var(--border-radius-large);
    box-shadow: var(--shadow-light);
    border-left: 5px solid var(--primary-orange);
    transition: all 0.3s ease;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.stars {
    color: var(--accent-yellow);
    font-size: 1.2rem;
    margin-bottom: 20px;
}

.testimonial-card p {
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--dark-gray);
    margin-bottom: 25px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.author-avatar {
    width: 50px;
    height: 50px;
    background: var(--primary-purple);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
}

.author-info strong {
    display: block;
    color: var(--primary-purple);
    font-weight: 700;
    margin-bottom: 2px;
}

.author-info span {
    color: var(--text-gray);
    font-size: 0.9rem;
}

/* Seção CTA Final */
.cta-final {
    padding: var(--section-padding);
    background: linear-gradient(135deg, var(--primary-purple), #1a1830);
    color: var(--white);
}

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

.cta-content h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    margin-bottom: 20px;
}

.cta-content > p {
    font-size: 1.2rem;
    margin-bottom: 50px;
    opacity: 0.9;
}

.offer-box {
    background: var(--white);
    color: var(--dark-gray);
    padding: 50px 40px;
    border-radius: var(--border-radius-large);
    box-shadow: var(--shadow-heavy);
    max-width: 600px;
    margin: 0 auto 40px;
}

.offer-header {
    background: var(--primary-orange);
    color: var(--white);
    padding: 15px 30px;
    border-radius: var(--border-radius);
    margin: -50px -40px 30px;
    text-align: center;
}

.offer-header h3 {
    font-size: 1.2rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.price-section {
    text-align: center;
    margin-bottom: 30px;
    position: relative;
}

.old-price {
    font-size: 1.2rem;
    color: var(--text-gray);
    text-decoration: line-through;
    margin-bottom: 10px;
}

.current-price {
    font-size: 3rem;
    font-weight: 900;
    color: var(--primary-purple);
    margin-bottom: 10px;
}

.discount {
    background: var(--accent-yellow);
    color: var(--primary-purple);
    padding: 8px 16px;
    border-radius: 20px;
    font-weight: 700;
    font-size: 1rem;
    display: inline-block;
}

.offer-includes {
    margin-bottom: 30px;
}

.include-item {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
    font-size: 1rem;
}

.include-item i {
    color: #10B981;
    font-size: 1.2rem;
}

.btn-cta {
    display: inline-flex;
    align-items: center;
    gap: 15px;
    background: var(--primary-orange);
    color: var(--white);
    padding: 20px 40px;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 700;
    font-size: 1.2rem;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-medium);
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    width: 100%;
    justify-content: center;
}

.btn-cta:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-heavy);
    background: #ff6b4a;
}

.urgency-timer {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: #FEF3C7;
    color: #92400E;
    padding: 12px 20px;
    border-radius: var(--border-radius);
    font-weight: 600;
}

.urgency-timer #countdown {
    font-weight: 700;
    color: #B91C1C;
}

.security-features {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
    margin-top: 40px;
}

.security-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1rem;
    opacity: 0.9;
}

.security-item i {
    font-size: 1.2rem;
    color: var(--accent-yellow);
}

/* Footer */
.footer {
    background: var(--primary-purple);
    color: var(--white);
    padding: 60px 0 30px;
    text-align: center;
}

.footer-content h3 {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 15px;
}

.footer-content > p {
    font-size: 1.1rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.footer-features {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
    margin-bottom: 30px;
}

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

.footer-legal {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: 20px;
    margin-top: 20px;
}

.footer-legal p {
    font-size: 0.9rem;
    opacity: 0.7;
}

/* Responsividade */
@media (max-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .solution-content {
        grid-template-columns: 1fr;
        gap: 60px;
        text-align: center;
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
    }
    
    .benefit-card {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 60px 0;
    }
    
    .container {
        padding: 0 15px;
    }
    
    .hero {
        min-height: 80vh;
        text-align: center;
    }
    
    .hero-visual {
        height: 300px;
    }
    
    .features-list {
        justify-content: center;
        gap: 20px;
    }
    
    .problems-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .offer-box {
        padding: 40px 20px;
        margin: 0 auto 30px;
    }
    
    .offer-header {
        margin: -40px -20px 20px;
    }
    
    .security-features {
        gap: 20px;
    }
    
    .footer-features {
        flex-direction: column;
        gap: 15px;
    }
}

@media (max-width: 480px) {
    .btn-primary,
    .btn-cta {
        padding: 16px 24px;
        font-size: 1rem;
    }
    
    .book-cover {
        width: 250px;
        height: 330px;
    }
    
    .book-title {
        font-size: 2rem;
    }
    
    .current-price {
        font-size: 2.5rem;
    }
}

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

.hero-content,
.section-header,
.benefit-card,
.testimonial-card,
.problem-card {
    animation: fadeInUp 0.6s ease-out;
}

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

/* Melhorias de acessibilidade */
.btn-primary:focus,
.btn-cta:focus {
    outline: 3px solid var(--accent-yellow);
    outline-offset: 2px;
}

/* Hover states para elementos interativos */
.problem-card:hover .problem-icon,
.benefit-card:hover .benefit-icon {
    transform: scale(1.1);
    transition: transform 0.3s ease;
}