/* 
   Undressing Brasil - CSS Stylesheet
   Cores inspiradas na bandeira do Brasil:
   - Verde: #009c3b
   - Amarelo: #ffdf00
   - Azul: #002776
*/

/* Resetar estilos básicos */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Variáveis de cores e fontes */
:root {
    --primary: #009c3b;     /* Verde */
    --secondary: #ffdf00;   /* Amarelo */
    --accent: #002776;      /* Azul */
    --text-dark: #111111;
    --text-light: #ffffff;
    --bg-light: #f9f9f9;
    --bg-dark: #333333;
    --transition: all 0.3s ease;
    --shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    --border-radius: 8px;
    --spacing-xs: 5px;
    --spacing-sm: 10px;
    --spacing-md: 20px;
    --spacing-lg: 40px;
    --spacing-xl: 80px;
}

/* Estilos de base */
html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--bg-light);
}

.page-wrap {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

a {
    text-decoration: none;
    color: var(--primary);
    transition: var(--transition);
}

a:hover {
    color: var(--secondary);
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: var(--spacing-sm);
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: var(--spacing-md);
}

img, svg {
    max-width: 100%;
}

/* Botões */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 24px;
    border-radius: 50px;
    font-weight: 600;
    transition: var(--transition);
    cursor: pointer;
    text-align: center;
    border: none;
    outline: none;
    text-decoration: none;
}

.btn-primary {
    background-color: var(--primary);
    color: var(--text-light);
}

.btn-primary:hover {
    background-color: #00831f;
    color: var(--text-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.btn-secondary {
    background-color: var(--secondary);
    color: var(--accent);
}

.btn-secondary:hover {
    background-color: #edc100;
    color: var(--accent);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.btn-lg {
    padding: 14px 32px;
    font-size: 1.1rem;
}

/* Header e navegação */
.site-header {
    background-color: #ffffff;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.header-flex {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo-wrap {
    display: flex;
    align-items: center;
}

.logo-link {
    display: flex;
    align-items: center;
    color: var(--text-dark);
    font-weight: 700;
    font-size: 1.5rem;
    text-decoration: none;
}

.site-logo {
    width: 40px;
    height: 40px;
    margin-right: var(--spacing-sm);
}

.logo-link span em {
    color: var(--primary);
    font-style: normal;
}

.menu-toggle {
    display: none;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.menu-toggle .bar {
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px 0;
    background-color: var(--accent);
    border-radius: 3px;
    transition: var(--transition);
}

.main-nav {
    display: flex;
}

.nav-list {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-link {
    display: block;
    padding: 0 var(--spacing-md);
    color: var(--text-dark);
    font-weight: 500;
    font-size: 1.1rem;
}

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

/* Hero section */
.hero-section {
    background: linear-gradient(135deg, #ffffff 0%, #e9f9e9 100%);
    padding: var(--spacing-xl) 0;
    position: relative;
    overflow: hidden;
}

.hero-section .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.hero-content {
    max-width: 600px;
}

.hero-content h1 {
    font-size: 2.8rem;
    margin-bottom: var(--spacing-md);
    color: var(--accent);
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-lg);
    color: var(--text-dark);
    opacity: 0.8;
}

.hero-actions {
    display: flex;
    gap: var(--spacing-md);
}

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

.visual-container {
    position: relative;
    width: 100%;
    max-width: 500px;
}

.hero-graphic {
    width: 100%;
    height: auto;
    filter: drop-shadow(0px 5px 15px rgba(0, 0, 0, 0.15));
}

/* Features section */
.features-section {
    padding: var(--spacing-xl) 0;
    background-color: #ffffff;
}

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-lg);
    color: var(--accent);
    position: relative;
    padding-bottom: var(--spacing-md);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(to right, var(--primary), var(--secondary));
    border-radius: 4px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.feature-card {
    background-color: #ffffff;
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
}

.feature-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    border-radius: 50%;
    padding: var(--spacing-sm);
}

.feature-icon svg {
    width: 100%;
    height: 100%;
}

.feature-icon.green {
    background-color: rgba(0, 156, 59, 0.1);
    color: var(--primary);
}

.feature-icon.yellow {
    background-color: rgba(255, 223, 0, 0.1);
    color: #d4b100;
}

.feature-icon.blue {
    background-color: rgba(0, 39, 118, 0.1);
    color: var(--accent);
}

/* Metrics section */
.metrics-section {
    padding: var(--spacing-lg) 0;
    background-color: var(--accent);
    color: var(--text-light);
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    text-align: center;
}

.metric-item {
    padding: var(--spacing-md);
}

.metric-value {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
    color: var(--secondary);
}

.metric-label {
    font-size: 1.2rem;
    opacity: 0.9;
}

/* How it works section */
.how-section {
    padding: var(--spacing-xl) 0;
    background-color: #f8fcf8;
}

.steps-container {
    max-width: 800px;
    margin: 0 auto var(--spacing-lg);
}

.step-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md);
    background-color: #ffffff;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.step-item:hover {
    transform: translateX(5px);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.12);
}

.step-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background-color: var(--accent);
    color: var(--text-light);
    border-radius: 50%;
    font-size: 1.5rem;
    font-weight: 700;
    margin-right: var(--spacing-md);
    flex-shrink: 0;
}

.step-content {
    flex: 1;
}

.center-action {
    text-align: center;
    margin-top: var(--spacing-lg);
}

/* FAQ Section */
.faq-section {
    padding: var(--spacing-xl) 0;
    background-color: #ffffff;
}

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

.faq-item {
    margin-bottom: var(--spacing-md);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    background-color: #f5f5f5;
    cursor: pointer;
    transition: var(--transition);
}

.faq-question h3 {
    margin: 0;
    font-size: 1.2rem;
}

.faq-toggle {
    font-size: 1.5rem;
    color: var(--primary);
    font-weight: 700;
    transition: var(--transition);
}

.faq-answer {
    height: 0;
    overflow: hidden;
    transition: var(--transition);
}

.faq-answer p {
    padding: var(--spacing-md);
    margin: 0;
}

.faq-item.active .faq-question {
    background-color: var(--primary);
    color: white;
}

.faq-item.active .faq-toggle {
    transform: rotate(45deg);
    color: white;
}

.faq-item.active .faq-answer {
    height: auto;
    border-top: 1px solid #eee;
}

/* Testimonials section */
.testimonials-section {
    padding: var(--spacing-xl) 0;
    background-color: #f8fcf8;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.testimonial-card {
    background-color: #ffffff;
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.stars {
    color: var(--secondary);
    margin-bottom: var(--spacing-sm);
    font-size: 1.2rem;
}

.quote {
    font-style: italic;
    margin-bottom: var(--spacing-sm);
}

.author {
    font-weight: 600;
    color: var(--accent);
    text-align: right;
    margin-bottom: 0;
}

/* CTA section */
.cta-section {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    color: var(--text-light);
    text-align: center;
}

.cta-section h2 {
    font-size: 2.2rem;
    margin-bottom: var(--spacing-sm);
    color: white;
}

.cta-section p {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-lg);
    opacity: 0.9;
}

.pulse {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(255, 223, 0, 0.7);
    }
    
    70% {
        box-shadow: 0 0 0 15px rgba(255, 223, 0, 0);
    }
    
    100% {
        box-shadow: 0 0 0 0 rgba(255, 223, 0, 0);
    }
}

/* Footer */
.site-footer {
    background-color: var(--bg-dark);
    color: var(--text-light);
    padding: var(--spacing-lg) 0 var(--spacing-md);
    margin-top: auto;
}

.footer-main {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-brand {
    display: flex;
    align-items: center;
}

.brand-text {
    margin-left: var(--spacing-md);
}

.brand-text h3 {
    color: var(--text-light);
    margin-bottom: 5px;
}

.brand-text p {
    opacity: 0.7;
    margin: 0;
    font-size: 0.9rem;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.link-group h4 {
    color: var(--secondary);
    margin-bottom: var(--spacing-md);
    font-size: 1.1rem;
}

.link-group ul {
    list-style: none;
}

.link-group li {
    margin-bottom: var(--spacing-xs);
}

.link-group a {
    color: var(--text-light);
    opacity: 0.7;
    transition: var(--transition);
}

.link-group a:hover {
    opacity: 1;
    color: var(--secondary);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-md);
    text-align: center;
    font-size: 0.9rem;
    opacity: 0.7;
}

/* Responsive Design */
@media (max-width: 992px) {
    h1 {
        font-size: 2.2rem;
    }
    
    h2 {
        font-size: 1.8rem;
    }
    
    .hero-section .container {
        grid-template-columns: 1fr;
    }
    
    .hero-visual {
        order: -1;
        margin-bottom: var(--spacing-md);
    }
    
    .footer-main {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }
    
    .main-nav {
        position: absolute;
        top: 80px;
        left: 0;
        right: 0;
        background-color: #ffffff;
        box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
        height: 0;
        overflow: hidden;
        transition: var(--transition);
        opacity: 0;
        visibility: hidden;
    }
    
    .main-nav.active {
        height: auto;
        opacity: 1;
        visibility: visible;
    }
    
    .nav-list {
        flex-direction: column;
        padding: var(--spacing-md);
    }
    
    .nav-list li {
        margin-bottom: var(--spacing-sm);
    }
    
    .nav-link {
        padding: var(--spacing-xs) 0;
    }
    
    .hero-actions {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .btn {
        width: 100%;
    }
}

@media (max-width: 576px) {
    .features-grid,
    .metrics-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .hero-content h1 {
        font-size: 2.2rem;
    }
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.feature-card,
.step-item,
.testimonial-card {
    opacity: 0;
    transform: translateY(20px);
}

.feature-card.revealed,
.step-item.revealed,
.testimonial-card.revealed {
    animation: fadeIn 0.5s ease forwards;
}

.feature-card:nth-child(2),
.testimonial-card:nth-child(2) {
    animation-delay: 0.2s;
}

.feature-card:nth-child(3),
.testimonial-card:nth-child(3) {
    animation-delay: 0.4s;
}

.feature-card:nth-child(4) {
    animation-delay: 0.6s;
}