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

:root {
    --primary-dark: #0a1a2f;
    --primary-silver: #c0c0c0;
    --silver-light: #e8e8e8;
    --silver-dark: #a0a0a0;
    --white: #ffffff;
    --text-light: #f5f5f5;
    --text-dark: #333333;
    --shadow-light: rgba(192, 192, 192, 0.1);
    --shadow-dark: rgba(10, 26, 47, 0.2);
    --gradient-primary: linear-gradient(135deg, #0a1a2f 0%, #1a2a4f 100%);
    --gradient-silver: linear-gradient(135deg, #c0c0c0 0%, #e8e8e8 100%);
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    overflow-x: hidden;
}

/* Tipografia */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Playfair Display', serif;
    font-weight: 600;
    line-height: 1.2;
}

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

/* Seções */
section {
    position: relative;
    overflow: hidden;
}

/* Header de seção */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--primary-dark);
    position: relative;
}

.section-divider {
    width: 80px;
    height: 3px;
    background: var(--gradient-silver);
    margin: 0 auto;
    border-radius: 2px;
}

/* Hero Section */
.hero {
    background: var(--gradient-primary);
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    color: var(--text-light);
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    z-index: 2;
    position: relative;
}

.hero-content {
    animation: fadeInUp 1s ease-out;
}

.hero-title {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.title-main {
    display: block;
    font-weight: 400;
}

.title-highlight {
    display: block;
    color: var(--primary-silver);
    font-weight: 700;
    text-shadow: 0 0 30px rgba(192, 192, 192, 0.3);
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2.5rem;
    color: var(--silver-light);
    max-width: 500px;
    line-height: 1.5;
}

/* Botões */
.cta-button {
    display: inline-block;
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.cta-button.primary {
    background: var(--gradient-silver);
    color: var(--primary-dark);
    box-shadow: 0 10px 30px rgba(192, 192, 192, 0.3);
}

.cta-button.primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(192, 192, 192, 0.4);
}

.cta-button.secondary {
    background: var(--gradient-primary);
    color: var(--text-light);
    border: 2px solid var(--primary-silver);
    box-shadow: 0 10px 30px var(--shadow-dark);
}

.cta-button.secondary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px var(--shadow-dark);
    background: var(--primary-dark);
}

/* Elementos visuais do hero */
.hero-visual {
    position: relative;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.geometric-shape {
    position: absolute;
    border-radius: 20px;
    background: rgba(192, 192, 192, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(192, 192, 192, 0.2);
}

.shape-1 {
    width: 200px;
    height: 200px;
    top: 50px;
    right: 50px;
    animation: float 6s ease-in-out infinite;
}

.shape-2 {
    width: 150px;
    height: 150px;
    bottom: 100px;
    left: 30px;
    animation: float 8s ease-in-out infinite reverse;
}

.shape-3 {
    width: 100px;
    height: 100px;
    top: 150px;
    left: 150px;
    animation: float 10s ease-in-out infinite;
}

/* Seção Sobre */
.about {
    padding: 6rem 0;
    background: var(--white);
}
.about-autor {
    padding: 6rem 0;
    background: var(--white);
}


.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.about-text {
    font-size: 1.1rem;
    line-height: 1.8;
}

.about-description {
    margin-bottom: 1.5rem;
    color: var(--text-dark);
}

.about-highlights {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.highlight-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--white);
    border-radius: 15px;
    box-shadow: 0 5px 20px var(--shadow-light);
    transition: all 0.3s ease;
}

.highlight-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px var(--shadow-light);
}
.about-image {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}
.highlight-icon {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
}

.highlight-item h3 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: var(--primary-dark);
}

.highlight-item p {
    color: var(--text-dark);
    font-size: 0.95rem;
}

/* Seção Benefícios */
.benefits {
    padding: 6rem 0;
    background: var(--gradient-silver);
}

.benefits .section-title {
    color: var(--primary-dark);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.benefit-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(10, 26, 47, 0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.benefit-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
}

.benefit-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(10, 26, 47, 0.15);
}

.benefit-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: var(--text-light);
}

.benefit-title {
    font-size: 1.4rem;
    margin-bottom: 1rem;
    color: var(--primary-dark);
}

.benefit-description {
    color: var(--text-dark);
    line-height: 1.6;
}

/* Seção Final CTA */
.final-cta {
    padding: 6rem 0;
    background: var(--gradient-silver);
    text-align: center;
}

.cta-content {
    max-width: 800px;
    margin: 0 auto;
}

.cta-title {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    color: var(--primary-dark);
}

.cta-title .title-highlight {
    color: var(--primary-dark);
    text-shadow: none;
}

.cta-description {
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
    color: var(--text-dark);
    line-height: 1.6;
}

.cta-benefits-summary {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.summary-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 500;
    color: var(--primary-dark);
}

.summary-icon {
    color: var(--primary-dark);
    font-weight: bold;
    font-size: 1.2rem;
}

/* Footer */
.footer {
    background: var(--gradient-primary);
    color: var(--text-light);
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-brand h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--primary-silver);
}

.footer-brand p,
.footer-contact p {
    color: var(--silver-light);
    margin-bottom: 0.5rem;
}

.footer-contact h4,
.footer-social h4 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: var(--primary-silver);
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(192, 192, 192, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-silver);
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: var(--primary-silver);
    color: var(--primary-dark);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(192, 192, 192, 0.2);
    color: var(--silver-light);
}

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

@keyframes float {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
    }
    50% {
        transform: translateY(-20px) rotate(5deg);
    }
}

/* Responsividade */
@media (max-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .hero-visual {
        height: 300px;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .benefits-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    .hero-title {
        font-size: 3rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .cta-title {
        font-size: 2.2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .cta-description {
        font-size: 1.1rem;
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
    }
    
    .benefit-card {
        padding: 2rem;
    }
    
    .cta-benefits-summary {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
    
    .highlight-item {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 2rem 0;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .cta-title {
        font-size: 1.8rem;
    }
    
    .cta-button {
        padding: 0.8rem 2rem;
        font-size: 1rem;
    }
    
    .benefit-card {
        padding: 1.5rem;
    }
    
    .benefit-icon {
        width: 60px;
        height: 60px;
    }
    
    section {
        padding: 4rem 0;
    }
}

/* Estados de foco para acessibilidade */
.cta-button:focus,
.social-links a:focus {
    outline: 2px solid var(--primary-silver);
    outline-offset: 2px;
}

/* Scroll suave para elementos com animação */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Efeitos de hover adicionais */
.highlight-item:hover .highlight-icon {
    transform: scale(1.1);
}

.benefit-card:hover .benefit-icon {
    transform: scale(1.1) rotate(5deg);
}