/* Variáveis CSS */
:root {
    --primary-color: #0d6efd;
    --primary-dark: #0b5ed7;
    --secondary-color: #6c757d;
    --dark-color: #212529;
    --light-color: #f8f9fa;
    --border-radius: 12px;
    --box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

/* Reset e Estilos Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    line-height: 1.6;
    color: #333;
    scroll-behavior: smooth;
    padding-top: 76px;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Navigation */
.navbar {
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.95) !important;
}

.navbar-brand {
    font-size: 1.5rem;
}

.nav-link {
    font-weight: 500;
    transition: var(--transition);
}

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

/* Footer - CORRIGIDO */
footer {
    background: var(--dark-color) !important;
    margin-top: auto;
}

footer .text-muted {
    color: #8b9cb1 !important;
}

/* Social Links - CORRIGIDO */
.social-links {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 1rem;
}

.social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    transition: var(--transition);
    text-decoration: none;
    color: #8b9cb1 !important;
}

.social-links a:hover {
    background: var(--primary-color);
    transform: translateY(-2px);
    color: white !important;
}

.social-links i {
    font-size: 1.2rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    body {
        padding-top: 68px;
    }
    
    footer .row {
        text-align: center;
    }
    
    footer .col-md-6 {
        margin-bottom: 1rem;
    }
    
    .social-links {
        justify-content: center;
    }
}

/* Scroll suave */
html {
    scroll-behavior: smooth;
}