.documentation-list {
    padding: 10px;
    max-width: var(--gMaxWidth);
    margin: 0 auto;
}

.documentation-list .doc-group {
    margin-bottom: 32px;
    padding-bottom: 24px;
    border-bottom: 1px solid #e6e6e6;
}

.documentation-list .doc-group__title {
    margin: 0 0 12px;
    font-size: 22px;
    font-weight: 600;
}

.documentation-list .doc-group__list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
}

.documentation-list .doc-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    padding: 12px 16px;
    border: 1px solid #f0f0f0;
    border-radius: 8px;
    background: #fff;
}

.documentation-list .doc-item__title {
    font-size: 16px;
}

.documentation-list .btn-download {
    display: inline-block;
    padding: 8px 14px;
    background: #0b63ce;
    color: #fff;
    border-radius: 6px;
    text-decoration: none;
}

.documentation-list .btn-download:hover {
    background: #094fa5;
}

/* Child groups */
.documentation-list .doc-children {
    margin-top: 16px;
    padding-left: 16px;
}

.documentation-list .doc-child__title {
    margin: 16px 0 8px;
    font-size: 18px;
    font-weight: 600;
}

@media (min-width: 768px) {
    .documentation-list .doc-group__list {
        grid-template-columns: 1fr;
    }

    .documentation-list {
        padding: 40px;
    }
}

@media (min-width: 1024px) {
    .documentation-list .doc-group__list {
        grid-template-columns: 1fr;
    }

    .documentation-list {
        padding: 60px;
    }
}

.materials-section {
    padding: 60px 20px;
    background: var(--color8);
    text-align: center;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: scroll;
    position: relative;
}

.materials-section .container {
    max-width: var(--gMaxWidth);
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.materials-section .container h2 {
    margin-bottom: 20px;
}

.heading_title {
    font-size: 45px;
    font-weight: 400;
    /* text-transform: capitalize; */
}

.materials-section .row {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    justify-content: center;
}

.materials-section .col-33 {
    flex: 1 1 30%;
    min-width: 280px;
}

.material-box {
    background: #fff;
    padding: 20px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    display: flex;
    flex-direction: column;
    height: 100%;
    transition:
        transform 0.3s ease,
        box-shadow 0.3s ease;
    text-align: left;
}

.material-box:hover {
    transform: translateY(-6px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.12);
}

.material-box img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin-bottom: 15px;
}

.material-box h4 {
    font-size: 1.2rem;
    margin-bottom: 10px;
}

.material-box p {
    flex-grow: 1;
    font-size: 13px;
    margin-bottom: 10px;
}

.btn-download {
    display: inline-block;
    border-radius: 6px;
    text-decoration: none;
    font-size: 0.9rem;
    transition: background 0.3s ease;
}

.btn-download:hover {
    cursor: pointer;
}

@media (max-width: 768px) {
    .heading_title {
        font-size: 32px;
        font-weight: 400;
    }

    .materials-section .row {
        flex-direction: column;
        flex-wrap: unset;
        gap: 20px;
    }
    .materials-section .col-33 {
        flex: 1 1 100%;
    }
}