/* Tema Escuro Elegante */
:root {
    --primary-color: #2E8B57;
    --secondary-color: #50C878;
    --bg-primary: #1a1a1a;
    --bg-secondary: #2d2d2d;
    --bg-tertiary: #3a3a3a;
    --text-primary: #ffffff;
    --text-secondary: #cccccc;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
}

/* Seções com fundos diferenciados */
.hero-section {
    background: linear-gradient(135deg, #1a1a1a 0%, var(--primary-color) 100%);
}

section:nth-child(even) {
    background-color: var(--bg-secondary);
    padding: 3rem 0;
}

section:nth-child(odd) {
    background-color: var(--bg-primary);
    padding: 3rem 0;
}

/* Cards com tema escuro */
.card {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid #444;
}

/* Footer escuro */
footer {
    background-color: #111111 !important;
}

/* Navbar com fundo escuro */
.navbar {
    background-color: var(--bg-secondary) !important;
}

.navbar-brand,
.navbar-nav .nav-link {
    color: var(--text-primary) !important;
}