:root {
    --bg-main: #f8fafc;
    --bg-card: #ffffff;
    --text-main: #0f172a;
    --text-muted: #475569;
    --accent: #0284c7; /* Azul corporativo */
    --border: #e2e8f0;
}

body {
    margin: 0;
    padding: 0;
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-main);
    color: var(--text-main);
    line-height: 1.7;
}

/* Navbar */
.navbar {
    background-color: var(--bg-card);
    border-bottom: 1px solid var(--border);
    padding: 1rem 2rem;
    position: sticky;
    top: 0;
    z-index: 100;
}
.nav-container {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.logo {
    font-weight: 700;
    color: var(--accent);
    font-size: 1.2rem;
}
.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    margin-left: 1.5rem;
    font-size: 0.9rem;
    font-weight: 600;
}

/* Conteúdo Principal */
.main-content {
    max-width: 700px;
    margin: 2rem auto;
    padding: 0 1rem;
}
.post {
    background-color: var(--bg-card);
    padding: 2.5rem;
    border-radius: 12px;
    border: 1px solid var(--border);
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}
.category {
    color: var(--accent);
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.post-header h1 {
    font-size: 2rem;
    margin-top: 0.5rem;
    margin-bottom: 0.5rem;
    line-height: 1.3;
}
.post-meta {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-bottom: 2rem;
}
.post-body h2 {
    font-size: 1.3rem;
    margin-top: 2rem;
    color: var(--text-main);
}
.post-body p {
    margin-bottom: 1.5rem;
    color: #334155;
    font-size: 1.05rem;
}

/* Rodapé */
.footer {
    background-color: var(--bg-card);
    border-top: 1px solid var(--border);
    padding: 3rem 1rem;
    text-align: center;
    margin-top: 4rem;
}
.footer-container {
    max-width: 700px;
    margin: 0 auto;
    font-size: 0.85rem;
    color: var(--text-muted);
}
.footer-links a {
    color: var(--accent);
    text-decoration: none;
    margin: 0 0.5rem;
}
.disclaimer {
    margin-top: 1.5rem;
    font-size: 0.75rem;
    opacity: 0.7;
}

/* Responsividade */
@media (max-width: 600px) {
    .post {
        padding: 1.5rem;
    }
    .post-header h1 {
        font-size: 1.6rem;
    }
}