.main-title {
    margin-bottom: 2rem;

    font: var(--heading2-font);

    background: linear-gradient(to right, var(--main-color-start), var(--main-color-end));
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
    -webkit-text-fill-color: transparent;
}

.intro {
    padding: 10svh 10vw;
}

.intro-block {
    position: relative;
    width: 100%;
    border-radius: 1rem;
    overflow: hidden;
}

.intro-block-img {
    width: 100%;
    height: 70vh;
    object-fit: cover;
}

.black-gradient {
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    right: 40%;
    background: linear-gradient(to right, rgb(0, 0, 0, 1) 0%, rgb(0, 0, 0, 0.5) 80%, transparent 100%);
}

.intro-block-text {
    position: absolute;
    left: 5%;
    top: 15%;
    color: #fff;

    opacity: 0;
    translate: -50% 0%;

    display: flex;
    flex-direction: column;
    gap: 4rem;
    width: 30%
}

.intro-block-text-heading {
    font: var(--heading2-font);
}

.intro-block-text-paragraph {
    font-size: 1.125rem;
    line-height: 160%;
}

/* docs SECTION */
.docs {
    background: linear-gradient(90deg, var(--main-color-start) 0%, var(--main-color-end) 100%);
    padding: 4rem 10vw;
    color: #fff;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.docs_heading {
    font: var(--heading2-font);
}

.first_paragraph {
    font-size: 1.25rem;
}

.second_paragraph {
    font-size: 1.25rem;
}

.docs_cards {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 1rem;
}

.docs_card {
    opacity: 0;
    translate: 0 50%;
    background-color: #fff;
    flex: 1 1 0;
    display: flex;
    align-items: center;
    gap: 1.75rem;
    padding: 2rem;
    border-radius: 16px;
}

.advantage_heading {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font: var(--heading3-font);
    color: var(--main-grey);
}

.advantage_icon {
    height: 28px;
}

.advantage_text {
    color: var(--secondary-grey);
}

/* MAIN TASKS SECTION */
.standarts {
    margin: 4rem 10vw 1rem;
    display: flex;
    height: 70svh;
    gap: 1rem;
}

.standarts_photo {
    border-radius: 16px;
    height: 100%;
    width: calc(50% - 0.5rem);
    object-fit: cover;
}

.standarts_content {
    opacity: 0;
    translate: 10% 0;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    width: calc(50% - 0.5rem);
    height: 100%;
    background: linear-gradient(90deg, var(--main-color-start) 0%, var(--main-color-end) 100%);
    padding: 4rem;
    color: #fff;
    border-radius: 16px;
}

.standarts_heading {
    font: var(--heading2-font);
    margin-bottom: 2rem;
}

.standarts_desc {
    margin-bottom: 2rem;
}

/* SERVICES SECTION */
.services {
    padding: 4rem 10vw;
    display: flex;
    flex-direction: column;
}

.section_heading {
    margin-bottom: 1.5rem;
    font: var(--heading2-font);

    background: linear-gradient(to right, var(--main-color-start), var(--main-color-end));
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
    -webkit-text-fill-color: transparent;
}

.services_article {
    opacity: 0;
    display: flex;
    gap: 4rem;
    border: 1px solid #000;
    border-radius: 16px;
    padding: 2rem;
}

.services_article:not(:last-child) {
    margin-bottom: 1rem;
}

.services_article_photo {
    flex-shrink: 0;
    border-radius: 16px;
    height: 50vh;
    object-fit: fill;
}

.services_article_content {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.services_article_content_heading {
    font: var(--heading3-font);
    color: var(--accent-color);
    text-transform: uppercase;
}

.services_article_content_desc {
    color: var(--main-grey);
    font: var(--heading4-font);
}

.services_article_content_paragraph {
    color: var(--secondary-grey);
}

.services_article_content_list {
    color: var(--secondary-grey);
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    padding-left: 3rem;
}

.services_article_content_paragraph_summary {
    color: var(--accent-color);
    margin-bottom: 1rem;
}

.services_article_content_paragraph_details {
    color: var(--secondary-grey);

    &:not(:last-child) {
        margin-bottom: 1rem;
    }
}

details {
    &:hover {
        cursor: pointer;
    }
}

@media screen and (max-width: 960px) {
    .intro {
        padding: 10svh 5vw 5svh;
    }

    .black-gradient {
        right: 5%;
    }

    .intro-block-text {
        top: 2rem;
        left: 2rem;
        gap: 4rem;
        width: 75%
    }

    .intro-block-text-heading {
        font: var(--heading3-font);
    }

    /* docs SECTION */
    .docs {
        padding: 3rem 5vw;
    }

    .docs_cards {
        grid-template-columns: 1fr;
    }

    .first_paragraph {
        font-size: 1rem;
    }

    .second_paragraph {
        font-size: 1rem;
    }

    /* MAIN TASKS SECTION */
    .standarts {
        margin-left: 5vw;
        margin-right: 5vw;
        flex-direction: column;
        gap: 2rem;
        height: unset;
    }

    .standarts_photo {
        display: none;
    }

    .standarts_content {
        gap: 1rem;
        width: 100%;
        padding: 2rem;
    }

    .standarts_heading {
        font-size: 2rem;
        margin-bottom: 1rem;
    }

    .standarts_paragraph {
        font-size: 0.875rem;
        margin-bottom: 1rem;
    }

        /* SERVICES SECTION */
    .services {
        padding: 3rem 5vw;
    }

    .services_article {
        flex-direction: column;        
        gap: 1rem;
        padding: 1.125rem;
    }

    .services_article_photo {
        width: 100%;
        height: 50vh;
    }

    .services_article_content_heading {
        font-size: 1.5rem;
    }

    .services_article_content_desc {
        font-size: 1.25rem;
    }

    .services_article_content_paragraph {
        width: 100%;
        font-size: 0.875rem;
    }

    .services_article_content_list {
        padding-left: 2rem;
        font-size: 0.875rem;
    }
}