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

:root {
    /* Paleta de cores inspirada na referência */
    /* --primary-color: #f97316;
    --primary-dark: #ea580c;
    --secondary-color: #fbbf24;
    --accent-color: #0ea5e9;
    --accent-dark: #0284c7;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-light: #9ca3af;
    --background: #ffffff;
    --background-alt: #f9fafb;
    --background-dark: #111827;
    --border-color: #e5e7eb; */
      /* Azul como cor principal */
  --primary-color: #3b82f6;
  --primary-dark: #1d4ed8;

  /* Verde suave como secundário */
  --secondary-color: #34d399;

  /* Turquesa para acentos e destaques */
  --accent-color: #06b6d4;
  --accent-dark: #0e7490;

  /* Tipografia */
  --text-primary: #1f2937;
  --text-secondary: #6b7280;
  --text-light: #9ca3af;

  /* Fundos */
  --background: #ffffff;
  --background-alt: #f9fafb;
  --background-dark: #111827;

  /* Bordas */
  --border-color: #e5e7eb;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    
    /* Tipografia */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    --font-size-6xl: 3.75rem;
    
    /* Espaçamentos */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    --spacing-4xl: 6rem;
    
    /* Bordas */
    --border-radius-sm: 0.375rem;
    --border-radius-md: 0.5rem;
    --border-radius-lg: 0.75rem;
    --border-radius-xl: 1rem;
    
    /* Transições */
    --transition-fast: 150ms ease-in-out;
    --transition-normal: 300ms ease-in-out;
    --transition-slow: 500ms ease-in-out;
}

.whatsapp-fab {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 1000;
  width: 51px;
  height: 52px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: #06d410;
  color: #ffffff;
  box-shadow: 0 10px 24px rgba(0,0,0,.18), 0 6px 12px rgba(0,0,0,.12);
  text-decoration: none;
  transition: transform .15s ease, box-shadow .2s ease, background .2s ease;
  outline: none;
}

.whatsapp-fab:hover,
.whatsapp-fab:focus-visible {
  background: #0e9014;
  transform: translateY(-2px);
  box-shadow: 0 14px 28px rgba(0,0,0,.22), 0 10px 10px rgba(0,0,0,.16);
}

.whatsapp-fab svg {
  width: 26px;
  height: 26px;
  fill: currentColor;
}


html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--background);
    overflow-x: hidden;
}

/* Utilitários */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-4xl);
}

.section-title {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.2;
}

.section-subtitle {
    font-size: var(--font-size-xl);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.highlight {
    color: var(--secondary-color);
    position: relative;
}

.highlight::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
}

/* Botões */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-base);
    font-weight: 600;
    text-decoration: none;
    border: none;
    border-radius: var(--border-radius-lg);
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left var(--transition-slow);
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-color), var(--accent-dark));
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.8);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    transform: translateY(-2px);
    border-color: white;
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--border-color);
}

.btn-outline:hover {
    background: var(--text-primary);
    color: white;
    border-color: var(--text-primary);
}

.btn-whatsapp {
    background: linear-gradient(135deg, #25d366, #128c7e);
    color: white;
}

.btn-whatsapp:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-large {
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: var(--font-size-lg);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: all var(--transition-normal);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-md);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 6px 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.nav-logo h2 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--primary-color);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-xl);
}

.nav-link {
    text-decoration: none;
    color: rgb(105, 63, 7);
    font-weight: 500;
    transition: color var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width var(--transition-normal);
}

.nav-link:hover {
    color: var(--primary-color);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-cta {
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: var(--border-radius-md);
    font-weight: 600;
    transition: all var(--transition-normal);
}

.nav-cta:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.bar {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    transition: all var(--transition-normal);
}

/* Hero Section */
.hero {
    padding: calc(80px + var(--spacing-4xl)) 0 var(--spacing-4xl);
    background: linear-gradient(135deg, #3b82f6 0%, #06b6d4 50%, #34d399 100%);
    position: relative;
    overflow: hidden;
    color: white;
}

.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="%23000" opacity="0.02"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    pointer-events: none;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-4xl);
    align-items: center;
}

.hero-title {
    font-size: var(--font-size-5xl);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-xl);
    color: white;
}

.hero-subtitle {
    font-size: var(--font-size-xl);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-2xl);
    line-height: 1.6;
}

.hero-quote {
    font-size: var(--font-size-lg);
    font-style: italic;
    color: white;
    border-left: 4px solid rgba(255, 255, 255, 0.8);
    padding-left: var(--spacing-lg);
    margin: var(--spacing-2xl) 0;
    background: rgba(255, 255, 255, 0.1);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-md);
    backdrop-filter: blur(10px);
}

.hero-cta {
    padding-top: 25px;
    display: flex;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
    justify-content: center;
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.book-cover {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius-xl);
    /* box-shadow: var(--shadow-xl); */
    transition: transform var(--transition-slow);
}

.book-cover:hover {
    transform: scale(1.05) rotate(2deg);
}

/* About Section */
.about {
    padding: var(--spacing-4xl) 0;
    background: var(--background);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-2xl);
    margin-top: var(--spacing-3xl);
}

.feature-card {
    background: var(--background-alt);
    padding: var(--spacing-2xl);
    border-radius: var(--border-radius-xl);
    text-align: center;
    transition: all var(--transition-normal);
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(37, 99, 235, 0.05), transparent);
    transition: left var(--transition-slow);
}

.feature-card:hover::before {
    left: 100%;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.feature-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
    color: white;
}

.feature-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.feature-description {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Content Section */
.content {
    padding: var(--spacing-4xl) 0;
    background: var(--background);
}

.content-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-4xl);
    align-items: center;
}

.content-description {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-2xl);
    line-height: 1.6;
}

.problem-solution {
    display: grid;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.problem, .solution {
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    border-left: 4px solid var(--primary-color);
}

.problem {
    background: rgba(239, 68, 68, 0.05);
    border-left-color: #ef4444;
}

.solution {
    background: rgba(16, 185, 129, 0.05);
    border-left-color: var(--accent-color);
}

.problem h3, .solution h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.quote-card {
    background: var(--background);
    padding: var(--spacing-2xl);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-lg);
    text-align: center;
    position: relative;
}

.quote-card::before {
    content: '"';
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 4rem;
    color: var(--primary-color);
    font-weight: bold;
}

.quote-card blockquote {
    font-size: var(--font-size-xl);
    font-style: italic;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.5;
}

.quote-card cite {
    font-size: var(--font-size-base);
    color: var(--text-secondary);
    font-weight: 600;
}

/* Testimonials */
.testimonials {
    padding: var(--spacing-4xl) 0;
    background: var(--background-alt);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-2xl);
}

.testimonial-card {
    background: var(--background-alt);
    padding: var(--spacing-2xl);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    border: 1px solid var(--border-color);
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.testimonial-text {
    font-size: var(--font-size-lg);
    color: var(--text-primary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.6;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.testimonial-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--primary-color);
}

.testimonial-name {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.testimonial-role {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

/* Purchase Section */
.purchase {
    padding: var(--spacing-4xl) 0;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
}

.purchase-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: var(--spacing-3xl);
    border-radius: var(--border-radius-xl);
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.2);
    max-width: 600px;
    margin: 0 auto;
}
.purchase-card-autor{
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    /* padding: var(--spacing-3xl); */
    border-radius: var(--border-radius-xl);
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.2);
    max-width: 355px;
    margin: 0 auto;
    /* padding-bottom: 11px; */
    margin-bottom: 20px;
}
.purchase-card-beneficios{
    display: flex;
    justify-content: space-around;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    /* padding: var(--spacing-3xl); */
    border-radius: var(--border-radius-xl);
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.2);
    max-width: 600px;
    margin: 0 auto;
    margin-bottom: 20px;
}
.purchase-title {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.purchase-subtitle {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-sm);
    opacity: 0.9;
}

.purchase-bonus {
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-2xl);
    opacity: 0.8;
}

.purchase-pricing {
    margin-bottom: var(--spacing-2xl);
}

.price-old {
    font-size: var(--font-size-lg);
    text-decoration: line-through;
    opacity: 0.7;
    margin-bottom: var(--spacing-sm);
}

.price-current {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    margin-bottom: var(--spacing-sm);
}

.price-installments {
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-sm);
    opacity: 0.9;
}

.price-discount {
    font-size: var(--font-size-base);
    background: rgba(255, 255, 255, 0.2);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-md);
    display: inline-block;
}

.purchase-actions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.purchase-note {
    font-size: var(--font-size-sm);
    opacity: 0.8;
    margin-bottom: var(--spacing-xl);
}

.trust-badges {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
}

.badge {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.1);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-sm);
}

/* Author Section */
.author {
    padding: var(--spacing-4xl) 0;
    background: var(--background-alt);
}

.author-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-4xl);
    align-items: center;
}

.author-photo {
    width: 100%;
    max-width: 360px;
    height: auto;
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-lg);
}

.logo-photo {
    width: 40px;
}

.author-bio p {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

/* FAQ Section */
.faq {
    padding: var(--spacing-4xl) 0;
    background: var(--background);
}

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

.faq-item {
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    margin-bottom: var(--spacing-lg);
    overflow: hidden;
    transition: all var(--transition-normal);
}

.faq-item:hover {
    border-color: var(--primary-color);
}

.faq-question {
    width: 100%;
    padding: var(--spacing-xl);
    background: var(--background-alt);
    border: none;
    text-align: left;
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all var(--transition-normal);
}

.faq-question:hover {
    background: var(--background);
}

.faq-question[aria-expanded="true"] {
    background: var(--primary-color);
    color: white;
}

.faq-question[aria-expanded="true"] .faq-icon {
    transform: rotate(180deg);
}

.faq-icon {
    transition: transform var(--transition-normal);
}

.faq-answer {
    padding: 0 var(--spacing-xl);
    max-height: 0;
    overflow: hidden;
    transition: all var(--transition-normal);
}

.faq-answer.active {
    padding: var(--spacing-xl);
    max-height: 200px;
}

.faq-answer p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Contact Section */
.contact {
    padding: var(--spacing-4xl) 0;
    background: var(--background-alt);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-4xl);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

.contact-form {
    background: var(--background);
    padding: var(--spacing-2xl);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-md);
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    display: block;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-base);
    transition: all var(--transition-normal);
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* Footer */
.footer {
    background: var(--background-dark);
    color: white;
    padding: var(--spacing-4xl) 0 var(--spacing-xl);
}

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

.footer-section h3,
.footer-section h4 {
    margin-bottom: var(--spacing-lg);
    color: white;
}

.footer-section p {
    color: #9ca3af;
    line-height: 1.6;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: var(--spacing-sm);
}

.footer-section ul li a {
    color: #9ca3af;
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-section ul li a:hover {
    color: white;
}

.social-links {
    display: flex;
    gap: var(--spacing-lg);
}

.social-links a {
    color: #9ca3af;
    transition: all var(--transition-normal);
    padding: var(--spacing-sm);
    border-radius: var(--border-radius-md);
}

.social-links a:hover {
    color: white;
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: var(--spacing-xl);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
}

.footer-links {
    display: flex;
    gap: var(--spacing-lg);
}

.footer-links a {
    color: #9ca3af;
    text-decoration: none;
    font-size: var(--font-size-sm);
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: white;
}

/* HERO video responsivo */
.video-wrapper {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
}
.video-wrapper iframe {
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 12px;
}

/* Botão abaixo das seções */
.section-cta {
  text-align: center;
  margin-top: 2rem;
}

/* Slider de depoimentos */
/* Slider wrapper */
.testimonials-slider {
  overflow: hidden;
  position: relative;
  width: 100%;
}

/* Track - o elemento que vamos transladar */
.testimonials-track {
  display: flex;
  width: 100%;
  transition: transform 0.6s ease;
  will-change: transform;
}

/* Cada card ocupa 100% do slider (1 por vez) */
.testimonial-card {
  flex: 0 0 100%;
  box-sizing: border-box;
  padding: 2rem;
  min-height: 150px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  background: #ffffff;
  border-radius: 12px;
  box-shadow: 0 6px 18px rgba(0,0,0,0.08);
}

/* Texto e autor */
.testimonial-card p {
  margin: 0 0 0.75rem 0;
  font-size: 1.02rem;
  line-height: 1.4;
  color: #222;
}
.testimonial-name {
  display:block;
  font-weight:600;
  color: #444;
  margin-top: .5rem;
  font-size: .95rem;
}

/* Responsividade (opcional) */
@media (min-width: 900px) {
  .testimonial-card {
    padding: 3rem;
    min-height: 180px;
  }
}


.testimonial-name {
  display: block;
  margin-top: 1rem;
  font-weight: 600;
  color: #333;
}


/* Benefícios da compra */
.purchase-benefits {
  margin: 1.5rem 0;
}
.purchase-benefits ul {
  list-style: none;
  padding: 0;
}
.purchase-benefits li {
  margin: 0.5rem 0;
  font-size: 1rem;
}


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

.fade-in-up {
    animation: fadeInUp 0.6s ease-out forwards;
}

/* Responsividade */
@media (max-width: 768px) {
    :root {
        --font-size-5xl: 2.5rem;
        --font-size-4xl: 2rem;
        --font-size-3xl: 1.5rem;
        --spacing-4xl: 3rem;
        --spacing-3xl: 2rem;
    }
    
    .nav-menu {
        position: fixed;
        top: 100%;
        left: 0;
        right: 0;
        background: rgb(158, 85, 1);
        flex-direction: column;
        padding: var(--spacing-xl);
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-normal);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hamburger.active .bar:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active .bar:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        /* text-align: center; */
        gap: var(--spacing-2xl);
    }
    
    .hero-content .hero-text {
        order: 2;
    }
    
    .hero-content .hero-image {
        order: 1;
    }
    
    .hero-cta {
        justify-content: center;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .content-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .author-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .purchase-actions {
        align-items: center;
    }
    
    .trust-badges {
        flex-direction: column;
        align-items: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .hero {
        padding: calc(80px + var(--spacing-2xl)) 0 var(--spacing-2xl);
    }
    
    .section-title {
        font-size: var(--font-size-3xl);
    }
    
    .hero-title {
        font-size: var(--font-size-4xl);
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 300px;
    }
    
    .purchase-actions .btn {
        width: 100%;
    }
}

/* Melhorias de acessibilidade */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}

/* Modo escuro (opcional) */
@media (prefers-color-scheme: dark) {
    :root {
        --text-primary: #f9fafb;
        --text-secondary: #d1d5db;
        --text-light: #9ca3af;
        --background: #111827;
        --background-alt: #1f2937;
        --background-dark: #030712;
        --border-color: #374151;
    }
}

/* Estados de foco para acessibilidade */
*:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Scroll suave para navegação */
html {
    scroll-padding-top: 80px;
}