/* Barra de Categorias */
.category-filter {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin: 2rem 0;
    flex-wrap: wrap;
}

.category-btn {
    background: transparent;
    border: 2px solid #24f29c;
    color: #24f29c;
    padding: 0.5rem 1.5rem;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    font-family: 'Teko', sans-serif;
    letter-spacing: 1px;
}

.category-btn.active,
.category-btn:hover {
    background: #24f29c22;
    box-shadow: 0 0 15px #24f29c33;
    transform: translateY(-2px);
}

/* Cards de Artigos */
.articles-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    padding: 1rem;
}

.article-card {
    background: #0a0a0a;
    border: 1px solid #24f29c33;
    padding: 1.5rem;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.article-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 0 20px #24f29c33;
}

.article-meta {
    margin: 1rem 0;
    display: flex;
    gap: 0.5rem;
}

.category-tag {
    font-size: 0.8rem;
    padding: 0.3rem 0.8rem;
    border-radius: 4px;
    background: #24f29c15;
    border: 1px solid #24f29c33;
}

.btn-read {
    display: inline-block;
    margin-top: 1rem;
    padding: 0.8rem 1.5rem;
    background: #24f29c;
    color: #000;
    text-decoration: none;
    transition: all 0.3s ease;
}

.btn-read:hover {
    box-shadow: 0 0 15px #24f29c;
}