/* =========================================
   VARIÁVEIS & RESET
   ========================================= */
:root {
    /* Paleta de Cores - Natureza & Sofisticação */
    --primary: #3A5A40; /* Verde Profundo */
    --primary-light: #588157; /* Verde Médio */
    --accent: #A3B18A; /* Verde Sálvia */
    --bg-light: #DAD7CD; /* Bege Suave */
    --bg-white: #FFFCF2; /* Off-white */
    --text-main: #344E41; /* Texto Escuro */
    --text-light: #596F62; /* Texto Suave */
    
    /* Tipografia */
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Lato', sans-serif;
    
    /* Espaçamentos */
    --container-padding: 1.5rem;
    --section-spacing: 5rem;
    --radius: 12px;
    
    /* Transição */
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-white);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
}

/* =========================================
   COMPONENTES GERAIS
   ========================================= */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

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

.section-title {
    font-family: var(--font-heading);
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.section-subtitle {
    color: var(--text-light);
    font-size: 1.1rem;
    margin-bottom: 3rem;
}

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

/* Botões */
.btn-primary, .btn-outline {
    display: inline-flex;
    padding: 0.875rem 2rem;
    border-radius: 50px;
    font-weight: 700;
    transition: var(--transition);
    cursor: pointer;
    justify-content: center;
    align-items: center;
    font-size: 1rem;
}

.btn-primary {
    background-color: var(--primary);
    color: white;
    border: 2px solid var(--primary);
    box-shadow: 0 4px 15px rgba(58, 90, 64, 0.2);
}

.btn-primary:hover {
    background-color: var(--primary-light);
    border-color: var(--primary-light);
    transform: translateY(-2px);
}

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

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

.btn-large {
    padding: 1rem 3rem;
    font-size: 1.1rem;
}

/* =========================================
   HEADER & NAV
   ========================================= */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 252, 242, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1rem 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

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

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
}

.logo .dot { color: var(--accent); }

.nav-desktop { display: none; }
.btn-header { display: none; }

/* Menu Mobile Toggle */
.menu-toggle {
    background: none;
    border: none;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.bar {
    width: 25px;
    height: 2px;
    background-color: var(--primary);
    transition: var(--transition);
}

/* Menu Mobile Overlay */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background: var(--bg-white);
    z-index: 1001;
    transition: right 0.4s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mobile-menu.active { right: 0; }

.menu-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    background: none;
    border: none;
    font-size: 2rem;
    color: var(--primary);
    cursor: pointer;
}

.mobile-nav-links {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    text-align: center;
}

.mobile-nav-links a {
    font-size: 1.5rem;
    font-family: var(--font-heading);
    color: var(--primary);
}

/* =========================================
   HERO SECTION
   ========================================= */
.hero {
    padding-top: 100px;
    padding-bottom: 4rem;
    background: linear-gradient(to bottom, var(--bg-white), #f0f4ef);
}

.hero-container {
    display: flex;
    flex-direction: column-reverse;
    gap: 2rem;
    align-items: center;
}

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

.badge {
    display: inline-block;
    background: #e9edc9;
    color: var(--primary);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: var(--primary);
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 2rem;
}

.hero-actions {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
}

.hero-img {
    border-radius: var(--radius);
    box-shadow: 0 20px 40px rgba(58, 90, 64, 0.15);
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 1rem;
}

.stat strong {
    display: block;
    font-size: 1.5rem;
    color: var(--primary);
    font-family: var(--font-heading);
}

/* =========================================
   SEÇÕES (Sobre, Serviços, Metodologia)
   ========================================= */
.services-grid, .steps-grid {
    display: grid;
    gap: 2rem;
}

.service-card {
    background: white;
    padding: 2rem;
    border-radius: var(--radius);
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
    transition: var(--transition);
    border: 1px solid rgba(0,0,0,0.02);
}

.service-card:hover { transform: translateY(-5px); }

.service-card .icon { font-size: 2.5rem; margin-bottom: 1rem; }

.service-card h3 {
    font-family: var(--font-heading);
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.step {
    position: relative;
    padding-left: 1rem;
    border-left: 3px solid var(--accent);
}

.step-num {
    font-family: var(--font-heading);
    font-size: 3rem;
    color: var(--bg-light);
    position: absolute;
    top: -20px;
    right: 0;
    z-index: -1;
}

/* FAQ */
.faq-item {
    background: white;
    border-radius: 8px;
    margin-bottom: 1rem;
    padding: 1rem;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

.faq-item summary {
    font-weight: 700;
    cursor: pointer;
    color: var(--primary);
}

.faq-item p { margin-top: 1rem; color: var(--text-light); }

/* CTA & Footer */
.cta-section {
    background: var(--primary);
    color: white;
    padding: 4rem 1rem;
    text-align: center;
}

.cta-section h2 { font-family: var(--font-heading); margin-bottom: 1rem; }
.cta-section p { margin-bottom: 2rem; opacity: 0.9; }
.cta-section .btn-primary { background: white; color: var(--primary); border-color: white; }

.footer {
    background: #2b4432;
    color: #a3b18a;
    padding: 3rem 0;
    text-align: center;
}

/* =========================================
   MEDIA QUERIES (Desktop)
   ========================================= */
@media (min-width: 1024px) {
    .menu-toggle { display: none; }
    .nav-desktop { display: flex; gap: 2rem; }
    .nav-desktop a { font-weight: 500; transition: color 0.3s; }
    .nav-desktop a:hover { color: var(--primary-light); }
    .btn-header { display: inline-flex; }

    .hero-container {
        flex-direction: row;
        text-align: left;
        justify-content: space-between;
    }

    .hero-content { max-width: 50%; text-align: left; }
    .hero-actions { flex-direction: row; }
    .hero-stats { justify-content: flex-start; }

    .services-grid { grid-template-columns: repeat(3, 1fr); }
    .steps-grid { grid-template-columns: repeat(3, 1fr); }
}