.knowledge-hero {
    padding: 130px 0 10px;
    text-align: center;
    background: linear-gradient(180deg, rgba(16, 199, 209, 0.1), transparent);
}

.knowledge-hero h1 {
    font-size: 3.6rem;
    margin-bottom: 16px;
}

.knowledge-section {
    padding: 40px 20px 20px;
}

.knowledge-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(520px, 1fr));
    gap: 40px;
}

.knowledge-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 28px;
    padding: 30px;
    transition: all 0.4s var(--ease);
}

.knowledge-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary);
    box-shadow: 0 25px 50px rgba(16, 199, 209, 0.12);
}

.category-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border);
}

.category-header i {
    font-size: 2rem;
    color: var(--primary);
}

.category-header h2 {
    font-size: 1.65rem;
    margin: 0;
    font-weight: 700;
}

.faq-item {
    padding: 10px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.faq-item h3 {
    font-size: 1.15rem;
    line-height: 1.45;
    margin-bottom: 14px;
    color: #ffffff;
}

.faq-item p {
    color: var(--text-muted);
    line-height: 1.7;
    font-size: 0.98rem;
}

.cta-block {
    margin-top: 30px;
    padding: 50px;
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.01) 100%);
    border: 1px solid var(--border);
    border-radius: 32px;
    text-align: center;
    backdrop-filter: blur(10px);
}

.cta-block h3 {
    font-size: 1.8rem;
    color: #fff;
    margin-bottom: 15px;
}

@media (max-width: 992px) {
    .knowledge-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .knowledge-hero h1 {
        font-size: 2.8rem;
    }
}

@media (max-width: 768px) {

    .cta-block {
        padding: 30px 20px;
    }
}

@media (max-width: 576px) {
    .knowledge-card {
        padding: 28px 20px;
    }
}