/* =========================================================================
   materiais.css - Estilos da Página de Materiais
   ========================================================================= */

.materiais-main {
    max-width: 1300px; /* Aumentei um pouco a largura máxima para caber 3 colunas confortavelmente */
    margin: 3rem auto;
    padding: 0 1.5rem;
}

/* --- Introdução --- */
.intro-text {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 4rem auto;
    font-size: 1.1rem;
    color: #555;
    line-height: 1.8;
}

/* --- Grid de Recursos (AJUSTADO PARA 3 COLUNAS) --- */
.resources-grid {
    display: grid;
    /* Força 3 colunas de tamanho igual */
    grid-template-columns: repeat(3, 1fr); 
    gap: 2rem;
}

/* --- Cartão do Recurso --- */
.resource-card {
    background: var(--white);
    padding: 2.5rem 1.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    text-align: center;
    text-decoration: none;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid #eee;
    border-bottom: 5px solid transparent;
    display: flex;
    flex-direction: column;
    align-items: center;
    height: 100%;
}

.resource-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.1);
    border-bottom-color: var(--primary-blue);
}

/* Ícone */
.resource-icon {
    width: 70px;
    height: 70px;
    background-color: #eef6fc;
    color: var(--primary-blue);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    transition: background-color 0.3s, color 0.3s;
}

.resource-card:hover .resource-icon {
    background-color: var(--primary-blue);
    color: var(--white);
}

.resource-icon svg {
    width: 35px;
    height: 35px;
}

/* Título e Texto */
.resource-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--dark-blue);
    margin-bottom: 0.8rem;
}

.resource-desc {
    font-size: 0.95rem;
    color: #666;
    margin-bottom: 1.5rem;
    line-height: 1.5;
    flex: 1;
}

/* Botão */
.resource-btn {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--primary-blue);
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.resource-card:hover .resource-btn {
    text-decoration: underline;
}

/* --- Responsividade --- */

/* Tablets (ex: iPad): Muda para 2 colunas */
@media (max-width: 900px) {
    .resources-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Celulares: Muda para 1 coluna */
@media (max-width: 600px) {
    .resources-grid {
        grid-template-columns: 1fr;
    }
    
    .materiais-main {
        padding: 0 1rem;
    }
}