:root {
    --page_width: 80vw;
    --overflow_articles: visible;

    --add_for_logo: 0px;
    --is_outer_menu_block: flex;
    --is_menu_block: inline;
    --logo_size_coef: 1.0;
    --logo_bottom: 12%;
    --social_media_top_margin: 30px;

    --reference_face_between_right: 5px;
    --reference_face_between_top: 0px;
    --reference_face_width: calc((var(--page_width) / 4) - (var(--reference_face_between_right) * 3)/4);
    --reference_face_left_text: 0.8vw;

    --font-display: auto;
}

@media only screen and (min-width: 1920px) {
    :root {
        --page_width: 60vw;
    }
}

@media only screen and (max-width: 1024px) {
    :root {
        --page_width: 100vw;
        --overflow_articles: hidden;
    }
}

@media screen and (max-width: 768px) {
    :root {
        --add_for_logo: 60px;
        --is_outer_menu_block: block;
        --is_menu_block: block;
        --logo_size_coef: 0.6;
        --social_media_top_margin: 0px;

        --reference_face_width: 100%;
        --reference_face_between_right: 0px;
        --reference_face_between_top: 5px;
        --reference_face_left_text: 5.0vw;

        --font-display: swap;
    }
}

@font-face {
    font-family: 'UnboundedSemiBold'; /* https://fonts.google.com/download/next-steps?query=archivo */
    src: url('../assets/fonts/Unbounded-SemiBold.woff2');
    font-display: var(--font-display);
}

@font-face {
    font-family: 'UnboundedRegular'; /* https://fonts.google.com/download/next-steps?query=archivo */
    src: url('../assets/fonts/Unbounded-Regular.woff2');
    font-display: var(--font-display);
}

@font-face {
    font-family: 'ArchivoSemiExpandedExtraBold'; /* https://fonts.google.com/download/next-steps?query=archivo */
    src: url('../assets/fonts/Archivo_SemiExpanded-ExtraBold.woff2');
    font-display: var(--font-display);
}

@font-face {
    font-family: 'ArchivoSemiCondensed'; /* https://fonts.google.com/download/n ext-steps?query=archivo */
    src: url('../assets/fonts/Archivo_SemiCondensed-Regular.woff2');
    font-display: var(--font-display);
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: #FEFEFE;
    margin: auto;
    height: 100%;
    width: var(--page_width);
}

h1,.h1_not_bold {
    color: #000D52;
    text-align: center;
    font-family: UnboundedSemiBold;
    font-size: calc(2.0em * var(--logo_size_coef));
    line-height: 0.5;
    letter-spacing: 3px;
}

.h1_not_bold {
    font-size: calc(1.0em);
    font-family: UnboundedRegular;
    font-weight: normal;
    display: inline;
    letter-spacing: 1px;
}

h2 {
    color: #000D52;
    text-align: center;
    font-family: ArchivoSemiCondensed;
    font-size: calc(1.2em * var(--logo_size_coef));
    font-weight: normal;
    line-height: 0.5;
    letter-spacing: 0.5px;
}

h3,.h3_white,.h3_blue {
    display: block;
    font-size: 1.5em;
    margin-top: 1em;
    margin-bottom: 1em;
    margin-left: 0;
    margin-right: 0;
    font-weight: bold;
    color: #000D52;
    text-align: left;
    font-family: ArchivoSemiExpandedExtraBold;
}

.h3_white {
    color: #FEFEFE;
}

.h3_blue {
    color: #000D52;
}

p,.text_about {
    color: #000D52;
    text-align: left;
    font-family: ArchivoSemiCondensed;
    font-weight: normal;
    font-size: 1.1em;
    line-height: 1.5;
    letter-spacing: 0.5px;
}

.text_about {
    text-indent: -12px;
    margin-left: 12px
}

a {
    text-decoration: none;
}

table {
    vertical-align: top;
}

th, td {
    padding: 0px;
    vertical-align: top;
}

.container_outer_menu {
    display: var(--is_outer_menu_block);
    justify-content: center;
}

.container_menu, .container_social_menu {
    margin-top: 30px;
    text-align: center;
    display: block;
}

.container_social_menu {
    margin-top: var(--social_media_top_margin);
    margin-left: 20px;
    margin-right: 20px;
}

.href_menu_item {
    color: #000D52;
    margin-left: 20px;
    margin-right: 20px;
    font-family: ArchivoSemiCondensed;
    text-decoration: none;
    font-size: 1.1em;
    font-weight: bold;
    letter-spacing: 0.5px;
    line-height: 1.8;
    display: var(--is_menu_block);
}

.container_menu_item {
    display: inline-block;
    transition: 1s all;
}

.container_menu_item:hover{ 
    transform: scale(1.1);
}

.container_social_menu_item {
    display: inline-block;
    transition: 1s all;
    height: 1.1em;
    width: auto;
    margin-left: 5px;
    margin-right: 5px;
    margin-top: 5px;
}

.container_social_menu_item:hover {
    transform: scale(1.1);
}

.container_header_foreground {
    position: relative;
    margin: auto;
    height: calc(300px + var(--add_for_logo));
    width: 100%;
    justify-content: center;
}

.container_header_background {
    position: absolute;
    pointer-events: none;
    justify-content: center;
    top: 0px;
    overflow: hidden;
    width: var(--page_width);
    height: calc(300px + var(--add_for_logo));
    box-sizing: border-box;
    filter: opacity(40%);
}

.container_header_bg_img {
    position: absolute;
    top: 0;
    left: 0;
    width: var(--page_width);
    height: calc(300px + var(--add_for_logo));
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

nav {
    position: absolute;
    padding: 0px;
    border: 0;
    text-align: center;
    height: auto;
    width: 100%;
    margin-left: auto;
    margin-right: auto;
}

.container_logo_main {
    position: absolute;
    margin-top: calc(100px + var(--add_for_logo));;
    height: auto;
    min-width: 100px;
    width: 100%;
    align-items: center;
    justify-content: center;
    transition: 1s all;
    bottom: var(--logo_bottom);
}

.container_logo_main:hover{
    transform: scale(1.1);
}

.href_logo_main {
    text-decoration: none;
}

.img_logo_main {
    position: relative;
    display: block;
    height: calc(6em * var(--logo_size_coef));
    width: auto;
    margin-left: auto;
    margin-right: auto;
    transform: scale(.6, .6);
}

.container_text_logo_main {
    position: relative;
    display: block;
    margin-left: auto;
    margin-right: auto;
}

footer {
    background-color: #E6D5BF;
    padding-top: 30px;
    padding-bottom: 30px;
    margin: 0px;
    text-align: center;
    font-family: ArchivoSemiCondensed;
    color: #F5F5F5;
    width: 100%;
    margin: auto;
}

.continer_place {
    text-align: left;
    display: flex;
}

.img_place {
    display: block;
    margin: 0;
    padding: 0;
    border: 0;
    height: 150px;
    transition: 1s all;
    opacity: 0.5;
}

.img_place:hover {
    transform: scale(1.1);
    opacity: 1.0;
}

.text_contacts,.text_team,.text_href_team,.text_contacts_logo_bold,.text_contacts_logo_normal {
    color: #000D52;
    text-align: left;
    font-family: ArchivoSemiCondensed;
    font-weight: normal;
	display: block;
    margin-top: 1em;
    margin-bottom: 1em;
    margin-left: 0;
    margin-right: 0;
    letter-spacing: 1px;
}

.text_contacts_logo_bold,.text_contacts_logo_normal {
    display: inline;
    font-weight: bold;
    font-family: UnboundedSemiBold;
}

.text_contacts_logo_normal {
    display: inline;
    font-family: UnboundedRegular;
    font-weight: normal;
}

.text_team,.text_href_team {
    color: #FEFEFE;
}

.text_href_team {
    display: inline;
}

.container_contacts_logo {
    text-align: left;
    transition: 1s all;
}

.container_contacts_logo:hover {
    transform: scale(1.1);
}

.container_background_color {
    background-color: #F5F5F5;
    width: 100%;
    min-height: 30vh;
}

.container_articles {
    position: relative;
    height: 100%;
    width: 100%;
    justify-content: center;
    overflow: var(--overflow_articles);
}

.container_articles::before {
    content: " ";
    background-image: url("../assets/logos/white-cut-articles.webp");
    background-repeat: no-repeat;
    background-size: contain;
    position: absolute;
    pointer-events: none;
	left: 5vw;
	top: 0;
	width: 50%;
	height: 250px;
	box-sizing: border-box;
}

.table_activities {
    margin: auto;
    padding-top: 50px;
    padding-bottom: 50px;
    width: calc(var(--page_width) * 0.8);
}

.table_head_cell_activities {
    vertical-align: top;
    padding-right: 5vw;
}

.container_agricultural_buildings,.container_industrial_buildings,.container_civil_buildings,.container_family_houses {
    padding-top: 0;
    padding-bottom: 0;
    padding-right: 0;
    padding-left: 0;
    margin: 0;
    height: 350px;
    width: var(--reference_face_width);
    background-repeat: no-repeat;
    background-size: cover;
    position: relative;
    transition: 1s ease-in-out;
}

.container_agricultural_buildings,.container_industrial_buildings,.container_civil_buildings {
    margin-right: var(--reference_face_between_right);
}

.container_industrial_buildings,.container_civil_buildings,.container_family_houses {
    margin-top: var(--reference_face_between_top);
}

.container_agricultural_buildings:hover,.container_industrial_buildings:hover,.container_civil_buildings:hover,.container_family_houses:hover {
    transform: scale(1.1);
    z-index: 100;
}

.text_reference {
    text-decoration: none;
    color: #FEFEFE;
    font-family: ArchivoSemiExpandedExtraBold;
    font-size: 1.3em;
    position: absolute;
    text-align: left;
    top: -4px;
    left: var(--reference_face_left_text);
    margin: 0;
    padding: 0;
}

.table_references {
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 0;
    border-collapse: collapse;
    border-spacing: 0;
}

.container_activities,.container_references,.container_team,.container_contacts {
    padding: 0px;
    border: 0;
    text-align: center;
    position: relative;
    margin: 0;
    min-height: 300px;
    height: 100%;
    width: 100%;
    justify-content: center;
    z-index: 0;
}

.container_references {
    z-index: 1;
}

.container_team::before {
    content: " ";
    background-image: url("../assets/photos/blueprint.webp");
    background-repeat: no-repeat;
    background-size:cover;
    position: absolute;
    pointer-events: none;
	left: 0;
	top: 0;
	width: 100%;
	height: 100%;
	box-sizing: border-box;
    z-index: -1;
}

.container_contacts::before {
    content: " ";
    background-image: url("../assets/logos/white-cut-contacts.webp");
    background-repeat: no-repeat;
    background-size: contain;
    position: absolute;
    background-position: right;
    pointer-events: none;
    right: 7vw;
    top: 0;
    width: 100%;
    height: 250px;
    box-sizing: border-box;
    z-index: -1;
}

.table_team,.table_contacts {
    width: calc(var(--page_width) * 0.8);
    height: 100%;
    margin-left: auto;
    margin-right: auto;
    padding-top: 50px;
    padding-bottom: 50px;
    table-layout:fixed;
}

.table_head_non_mobile {
    display: table-cell;
    vertical-align: inherit;
    font-weight: bold;
    text-align: center;
}

.table_head_mobile {
    display: none;
}

.br_no_mobile {
    display: inline;
}

.tr_expandable {
    display: none;
}

.container_button_expandable {
    width: 100%;
    text-align: center;
}

.button_expandable, .img_expandable {
    background-color: transparent;
    background-repeat: no-repeat;
    border: none;
    cursor: pointer;
    overflow: hidden;
    outline: none;
    padding: 0;
    height: 20px;
    width: 40px;
    transition: 1s all;
}

.img_expandable:hover, .button_expandable:hover  {
    transform: scale(1.1);
}

@media screen and (max-width: 768px) {
    td {
        display: block;
    }

    .table_head_non_mobile {display: none;}

    .table_head_mobile {
        display: table-cell;
        vertical-align: inherit;
        font-weight: bold;
        text-align: center;
    }

    .br_no_mobile {
        display: none;
    }
}

/**
 * DEBUG
 */

/*
th, td {
    text-align: center;
    border: 1px solid red;
}

div {
    border-width: 2px;
    border-style: solid;
    border-color: red;
}*/
/*
nav {
    border-width: 2px;
    border-style: solid;
    border-color: red;
}
*/