/* Seção principal */
#porque {
    padding: 130px 20px;
    background-color: var(--bg-card);
}

#porque .container {
    max-width: 1100px;
    margin: auto;
}

#porque h2 {
    font-size: 2em;
    margin-bottom: 10px;
    color: var(--text-main);
}

.subtitle {
    color: var(--text-secondary);
    margin-bottom: 50px;
}

/* Cards */
.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px,1fr));
    gap: 25px;
}

.card {
    text-align: center;
    background: var(--bg-main);
    padding: 30px;
    border-radius: 10px;
    transition: 0.3s;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
}

.card:hover {
    transform: translateY(-8px);
}

.card i {
    font-size: 40px;
    color: var(--color-primary);
    margin-bottom: 15px;
}

.card h3 {
    margin-bottom: 10px;
    color: var(--text-secondary);
}

.card p {
    color: var(--text-secondary);
    font-size: 1em;
}

/* Botão */
.btn {
    display: inline-block;
    margin-top: 50px;
    padding: 14px 28px;
    background-color: var(--color-primary);
    color: var(--bg-card);
    text-decoration: none;
    border-radius: 6px;
    font-weight: bold;
    transition: 0.3s;
}

.btn:hover {
    background-color: var(--color-primary-hover);
}