/* ===================================
   VARIÁVEIS DE CORES E ESPAÇAMENTO
   =================================== */

:root {
    --color-primary: #00C853;
    --color-primary-dark: #00A844;
    --color-secondary: #C62828;
    --color-black: #1A1A1A;
    --color-white: #FFFFFF;
    --color-gray-dark: #3C3C3C;
    --color-gray-medium: #757575;
    --color-gray-light: #E0E0E0;
    --color-gray-very-light: #F5F5F5;
    
    --font-primary: 'Montserrat', sans-serif;
    --font-secondary: 'Inter', sans-serif;
    
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 40px;
    --spacing-xl: 80px;
    
    --radius: 8px;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.15);
    
    --transition: all 0.3s ease;
}

/* ===================================
   RESET E ESTILOS GLOBAIS
   =================================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-secondary);
    color: var(--color-black);
    background-color: var(--color-white);
    line-height: 1.6;
}

/* ===================================
   CONTAINER
   =================================== */

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

@media (min-width: 1024px) {
    .container {
        padding: 0 var(--spacing-lg);
    }
}

/* ===================================
   TIPOGRAFIA
   =================================== */

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

h1 {
    font-size: 56px;
    font-weight: 800;
}

h2 {
    font-size: 40px;
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

h3 {
    font-size: 24px;
}

h4 {
    font-size: 20px;
    font-weight: 600;
}

p {
    font-size: 16px;
    line-height: 1.8;
    color: var(--color-gray-dark);
    margin-bottom: var(--spacing-md);
}

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

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

.section-subtitle {
    font-size: 18px;
    text-align: center;
    max-width: 600px;
    margin: 0 auto var(--spacing-lg);
}

/* ===================================
   BOTÕES
   =================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: 12px 24px;
    font-size: 16px;
    font-weight: 600;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    text-decoration: none;
    transition: var(--transition);
    font-family: var(--font-secondary);
}

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

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

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

.btn-secondary:hover {
    background-color: #B71C1C;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

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

.btn-lg {
    padding: 16px 32px;
    font-size: 18px;
}

.btn i {
    font-size: 20px;
}

/* ===================================
   HEADER
   =================================== */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 80px;
    background-color: transparent;
    z-index: 1000;
    transition: var(--transition);
}

.header.scrolled {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.logo img {
    height: 64px;
    width: auto;
    transition: var(--transition);
}

.header.scrolled .logo img {
    height: 70px;
}

.logo-header {
    height: 70px !important;
    width: auto !important;
}

.header.scrolled .logo-header {
    height: 75px !important;
}

/* ===================================
   HERO SECTION
   =================================== */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    position: relative;
    margin-top: 80px;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to right, rgba(0,0,0,0.8), rgba(0,0,0,0.6), rgba(0,0,0,0.4));
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--color-white);
    max-width: 900px;
}

.hero-title {
    font-size: 56px;
    font-weight: 800;
    margin-bottom: var(--spacing-lg);
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 20px;
    font-weight: 300;
    margin-bottom: var(--spacing-lg);
    color: rgba(255, 255, 255, 0.95);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* ===================================
   SEÇÕES PADRÃO
   =================================== */

.section {
    padding: var(--spacing-xl) 0;
}

.section.about,
.section.audience,
.section.differentials,
.section.faq {
    background-color: var(--color-white);
}

.section.benefits,
.section.how-it-works {
    background-color: var(--color-gray-very-light);
}

.section.responsibility {
    background-color: var(--color-primary);
    color: var(--color-white);
    text-align: center;
}

.section.cta-final {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-white);
    text-align: center;
}

.section.initiatives {
    background-size: cover;
    background-position: center;
    position: relative;
    color: var(--color-white);
}

.initiatives-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.7);
    z-index: 1;
}

.section.initiatives > .container {
    position: relative;
    z-index: 2;
}

/* ===================================
   SEÇÃO ABOUT
   =================================== */

.about h2 {
    margin-bottom: var(--spacing-lg);
}

.about p {
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
    font-size: 18px;
    line-height: 1.8;
}

/* ===================================
   SEÇÃO BENEFÍCIOS
   =================================== */

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

.benefit-card {
    background-color: var(--color-white);
    padding: var(--spacing-md);
    border: 2px solid var(--color-gray-light);
    border-radius: var(--radius);
    text-align: center;
    transition: var(--transition);
}

.benefit-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.benefit-icon {
    font-size: 48px;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.benefit-card h3 {
    font-size: 20px;
    margin-bottom: var(--spacing-sm);
    color: var(--color-black);
}

.benefit-card p {
    font-size: 14px;
    color: var(--color-gray-medium);
    margin: 0;
}

/* ===================================
   SEÇÃO PÚBLICO-ALVO
   =================================== */

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

.audience-item {
    text-align: center;
}

.audience-icon {
    width: 96px;
    height: 96px;
    background-color: rgba(0, 200, 83, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    font-size: 48px;
    color: var(--color-primary);
}

.audience-item h3 {
    font-size: 20px;
    margin-bottom: var(--spacing-sm);
}

.audience-item p {
    font-size: 14px;
    color: var(--color-gray-medium);
    margin: 0;
}

/* ===================================
   SEÇÃO COMO FUNCIONA (TIMELINE)
   =================================== */

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

.timeline-item {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    position: relative;
}

.timeline-item:not(:last-child)::after {
    content: '';
    position: absolute;
    left: 24px;
    top: 48px;
    width: 2px;
    height: calc(100% + var(--spacing-xl));
    background-color: var(--color-gray-light);
}

.timeline-number {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background-color: var(--color-primary);
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
    font-family: var(--font-primary);
}

.timeline-content h3 {
    margin-bottom: var(--spacing-sm);
    font-size: 20px;
}

.timeline-content p {
    margin: 0;
    font-size: 16px;
    color: var(--color-gray-medium);
}

/* ===================================
   SEÇÃO GALERIA
   =================================== */

.gallery {
    background-color: var(--color-white);
}

.gallery-grid {
    display: grid!important;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr))!important;
    gap: var(--spacing-md)!important;
    margin-bottom: var(--spacing-lg)!important;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius);
    aspect-ratio: 1 / 1;
    cursor: pointer;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 200, 83, 0.9), rgba(0, 200, 83, 0.7));
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--spacing-md);
    opacity: 0;
    transition: var(--transition);
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-overlay h3 {
    color: var(--color-white);
    font-size: 20px;
    margin-bottom: var(--spacing-sm);
}

.gallery-overlay p {
    color: rgba(255, 255, 255, 0.95);
    font-size: 14px;
    margin: 0;
    line-height: 1.4;
}

/* ===================================
   SEÇÃO DIFERENCIAIS
   =================================== */

.differentials-list {
    max-width: 900px;
    margin: 0 auto var(--spacing-lg);
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.differential-item {
    display: flex;
    gap: var(--spacing-md);
    align-items: flex-start;
}

.differential-item i {
    font-size: 24px;
    color: var(--color-primary);
    flex-shrink: 0;
    margin-top: 4px;
}

.differential-item h3 {
    font-size: 18px;
    margin-bottom: var(--spacing-sm);
}

.differential-item p {
    font-size: 14px;
    color: var(--color-gray-medium);
    margin: 0;
}

/* ===================================
   SEÇÃO INICIATIVAS
   =================================== */

.initiatives h2,
.initiatives .section-subtitle {
    color: var(--color-white);
}

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

.initiative-card {
    background-color: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: var(--spacing-md);
    border-radius: var(--radius);
    color: var(--color-white);
}

.initiative-card h3 {
    font-size: 18px;
    margin-bottom: var(--spacing-sm);
}

.initiative-card p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.9);
    margin: 0;
}

/* ===================================
   SEÇÃO RESPONSABILIDADE
   =================================== */

.responsibility-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.responsibility-content i {
    font-size: 80px;
    margin-bottom: var(--spacing-md);
    display: block;
}

.responsibility-content h2 {
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
}

.responsibility-content p {
    color: rgba(255, 255, 255, 0.95);
    font-size: 18px;
    margin-bottom: var(--spacing-md);
}

.responsibility-content p:last-child {
    margin-bottom: 0;
}

/* ===================================
   SEÇÃO FAQ
   =================================== */

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

.faq-item {
    border-bottom: 1px solid var(--color-gray-light);
    padding: var(--spacing-md) 0;
}

.faq-item:first-child {
    padding-top: 0;
}

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    background: none;
    border: none;
    padding: var(--spacing-md) 0;
    font-size: 18px;
    font-weight: 600;
    color: var(--color-black);
    cursor: pointer;
    transition: var(--transition);
    font-family: var(--font-secondary);
}

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

.faq-question i {
    font-size: 20px;
    color: var(--color-gray-medium);
    transition: var(--transition);
}

.faq-item.active .faq-question i {
    color: var(--color-primary);
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
    padding-bottom: var(--spacing-md);
}

.faq-answer p {
    font-size: 16px;
    color: var(--color-gray-medium);
    margin: 0;
}

/* ===================================
   SEÇÃO CTA FINAL
   =================================== */

.cta-final h2 {
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
}

.cta-final p {
    color: rgba(255, 255, 255, 0.95);
    font-size: 18px;
    max-width: 600px;
    margin: 0 auto var(--spacing-lg);
}

/* ===================================
   FOOTER
   =================================== */

.footer {
    background-color: var(--color-black);
    color: var(--color-white);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

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

.footer-column h3 {
    color: var(--color-white);
    font-size: 18px;
    margin-bottom: var(--spacing-md);
}

.footer-column p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 14px;
    margin-bottom: var(--spacing-sm);
}

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

.footer-column a:hover {
    color: var(--color-white);
}

.footer-logo {
    height: 48px;
    width: auto;
    margin-bottom: var(--spacing-md);
}

.footer-logo-large {
    height: 80px;
    width: auto;
    margin-bottom: var(--spacing-md);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-md);
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
}

/* ===================================
   RESPONSIVIDADE
   =================================== */

@media (max-width: 1023px) {
    h1 {
        font-size: 44px;
    }

    h2 {
        font-size: 32px;
    }

    h3 {
        font-size: 20px;
    }

    .hero-title {
        font-size: 44px;
    }

    .hero-subtitle {
        font-size: 18px;
    }

    .section {
        padding: var(--spacing-lg) 0;
    }

    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .audience-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .differentials-list {
        grid-template-columns: 1fr;
    }

    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 767px) {
    :root {
        --spacing-xl: 40px;
        --spacing-lg: 24px;
    }

    h1 {
        font-size: 32px;
    }

    h2 {
        font-size: 28px;
        margin-bottom: var(--spacing-md);
    }

    h3 {
        font-size: 18px;
    }

    p {
        font-size: 16px;
    }

    .container {
        padding: 0 var(--spacing-sm);
    }

    .hero {
        margin-top: 70px;
        min-height: 80vh;
    }

    .hero-title {
        font-size: 32px;
        margin-bottom: var(--spacing-md);
    }

    .hero-subtitle {
        font-size: 16px;
        margin-bottom: var(--spacing-md);
    }

    .btn {
        padding: 12px 16px;
        font-size: 14px;
    }

    .btn-lg {
        padding: 14px 20px;
        font-size: 16px;
    }

    .btn i {
        font-size: 16px;
    }

    .header {
        height: 70px;
    }

    .logo img {
        height: 40px;
    }

    .section {
        padding: var(--spacing-lg) 0;
    }

    .benefits-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .audience-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .audience-icon {
        width: 80px;
        height: 80px;
        font-size: 40px;
    }

    .timeline-item {
        gap: var(--spacing-md);
        margin-bottom: var(--spacing-lg);
    }

    .timeline-number {
        width: 40px;
        height: 40px;
        font-size: 20px;
    }

    .timeline-item:not(:last-child)::after {
        left: 20px;
    }

    .differentials-list {
        gap: var(--spacing-sm);
    }

    .differential-item {
        gap: var(--spacing-sm);
    }

    .differential-item i {
        font-size: 20px;
    }

    .initiatives-grid {
        grid-template-columns: 1fr;
    }

    .responsibility-content i {
        font-size: 60px;
    }

    .faq-question {
        padding: var(--spacing-md) 0;
        font-size: 16px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .section-subtitle {
        font-size: 16px;
    }

    .gallery-grid {
        grid-template-columns: 1fr;
    }
}

/* ===================================
   ANIMAÇÕES
   =================================== */

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

.hero-content {
    animation: fadeInUp 0.8s ease-out;
}

/* ===================================
   UTILITÁRIOS
   =================================== */

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

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }