:root {
    --verde-esmeralda: #2D5A27;
    --terra: #4E3B31;
    --branco: #FFFFFF;
    --gelo: #F4F7F2;
    --texto: #333333;
}

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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--texto);
    background-color: var(--branco);
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
header {
    background: rgba(255, 255, 255, 0.95);
    padding: 20px 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--verde-esmeralda);
}

.logo span { color: var(--terra); }

.nav-links {
    display: flex;
    list-style: none;
}

.nav-links li { margin-left: 25px; }

.nav-links a {
    text-decoration: none;
    color: var(--terra);
    font-weight: 500;
    transition: 0.3s;
}

.nav-links a:hover { color: var(--verde-esmeralda); }

/* Hero */
.hero {
    height: 100vh;
    background: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.5)), 
                url('https://images.unsplash.com/photo-1464226184884-fa280b87c399?auto=format&fit=crop&q=80&w=1400');
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    text-align: center;
    color: white;
}

.hero h1 { font-size: 3rem; margin-bottom: 20px; }
.hero p { font-size: 1.2rem; margin-bottom: 30px; }

.btn {
    background: var(--verde-esmeralda);
    color: white;
    padding: 12px 30px;
    text-decoration: none;
    border-radius: 5px;
    transition: 0.3s;
}

.btn:hover { background: #1e3d1a; }

/* Cards Section */
.grid-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    padding: 80px 0;
}

.card {
    background: var(--gelo);
    padding: 20px;
    border-radius: 10px;
    text-align: center;
}

.card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 15px;
}

/* Content Split */
.content-split {
    display: flex;
    align-items: center;
    gap: 50px;
    padding: 80px 0;
    flex-wrap: wrap;
}

.text-content, .image-content {
    flex: 1;
    min-width: 300px;
}

.image-content img {
    width: 100%;
    border-radius: 15px;
}

/* Footer */
footer {
    background: var(--terra);
    color: white;
    padding: 40px 0;
    text-align: center;
}

.socials { margin-top: 15px; }
.socials a { color: white; margin: 0 10px; text-decoration: none; font-size: 0.9rem; }

/* Animações */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Responsividade Mobile First feita via Media Queries */
@media (max-width: 768px) {
    .nav-links { display: none; } /* Simplicidade para o exemplo */
    .hero h1 { font-size: 2rem; }
}