:root {
    --body-bg: #f6f6f6;
    --header-bg: #59a8e7;
    --section-bg: #f3f3f1;
    --button-bg: #8c8b8b;
    --button-text: #f1f1f1;
    --button-bg-hover: #59a8e7;
    --button-text-hover: #000;
    --burger-color: #fff;
    --hero-title-color: #f6f0d1;
    --hero-bold-italic: #da9e4f;
    --mb-list-item: 7px;
    --margin-bottom: 10px;
}

@font-face {
    font-family: "Quicksand-Bold";
    src:
            url("/fonts/Quicksand-Bold.woff2") format("woff2"),
            url("/fonts/Quicksand-Bold.woff") format("woff");
    font-weight: bold;
    font-style: normal;
}
@font-face {
    font-family: "Quicksand-SemiBold";
    src:
            url("/fonts/Quicksand-SemiBold.woff2") format("woff2"),
            url("/fonts/Quicksand-SemiBold.woff") format("woff");
    font-weight: normal;
    font-style: normal;
}
@font-face {
    font-family: "Quicksand-Regular";
    src: url("/fonts/Quicksand-Regular.woff2") format("woff2"),
    url("/fonts/Quicksand-Regular.woff") format("woff");
    font-weight: normal;
    font-style: normal;
}
@font-face {
    font-family: "Quicksand-Light";
    src:
            url("/fonts/Quicksand-Light.woff2") format("woff2"),
            url("/fonts/Quicksand-Light.woff") format("woff");
    font-weight: bold;
    font-style: normal;
}
@font-face {
    font-family: "Lato-Bold";
    src:
            url("/fonts/Lato-Bold.woff2") format("woff2"),
            url("/fonts/Lato-Bold.woff") format("woff");
    font-weight: bold;
    font-style: normal;
}
@font-face {
    font-family: "Lato-Regular";
    src:
            url("/fonts/Lato-Regular.woff2") format("woff2"),
            url("/fonts/Lato-Regular.woff") format("woff");
    font-weight: normal;
    font-style: normal;
}
@font-face {
    font-family: "Montserrat-Bold";
    src:
            url("/fonts/Montserrat-Bold.woff2") format("woff2"),
            url("/fonts/Montserrat-Bold.woff") format("woff");
    font-weight: bold;
    font-style: normal;
}
@font-face {
    font-family: "Montserrat-SemiBold";
    src:
            url("/fonts/Montserrat-SemiBold.woff2") format("woff2"),
            url("/fonts/Montserrat-SemiBold.woff") format("woff");
    font-weight: normal;
    font-style: normal;
}
@font-face {
    font-family: "Montserrat-MediumItalic";
    src:
            url("/fonts/Montserrat-MediumItalic.woff2") format("woff2"),
            url("/fonts/Montserrat-MediumItalic.woff") format("woff");
    font-weight: normal;
    font-style: normal;
}
@font-face {
    font-family: "Montserrat-Regular";
    src:
            url("/fonts/Montserrat-Regular.woff2") format("woff2"),
            url("/fonts/Montserrat-Regular.woff") format("woff");
    font-weight: normal;
    font-style: normal;
}
/* ================= global ======================== */
html {
    scroll-behavior: smooth;
    font-size: 17px;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family:  'Montserrat', Arial, Helvetica, sans-serif;
    background-color: var(--body-bg);
}

ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

a {
    text-decoration: none;
    cursor: pointer;
    color: inherit;
}

h1,
h2,
h3,
h4,
h5,
h6,
p {
    margin: 0;
    padding: 0;
}

img {
    max-width: 100%;
    margin: 0;
    padding: 0;
}
/*========== mobile =============*/
.mobile-container {
    position: absolute;
    width: 100%;
    margin: 0;
    padding: 0;
    background-color: var(--header-bg);
}

.header__nav-mobile {
    display: none;
}

.header__list-mobile {
    width:  100%;
    margin: 0;
    padding: 0;
    list-style: none;
    text-align: center;
}

.header__link-mobile {
    margin: 0;
    padding: 0;
    font-family: "Lato-Regular", sans-serif;
    font-style: normal;
    font-weight: 400;
    font-size: 16px;
    color: var(--button-bg-hover);
    outline: none;
    transition: color 0.3s ease;
}

.header__item-mobile {
    padding-bottom: 25px;
}

.header__item-mobile:not(:last-child) {
    margin-bottom: 25px;
}
.header__burger-btn {
    background: var(--header-bg);
    position: relative;
    width: 40px;
    height: 40px;
    right: 35px;
    border: none;
    z-index: 2;
}

.header__burger-btn span {
    position: absolute;
    width: 30px;
    height: 3px;
    background-color: var(--burger-color);
    transition: transform .3s;
}

.header__burger-btn span:nth-of-type(2) {
    top: calc(50% - 10px);
}

.header__burger-btn span:nth-of-type(3) {
    top: calc(50% + 10px);
}

.header__burger-btn li {
    list-style-type: none;
}

.header__burger-btn.active span:first-of-type {
    display:  none;
}

.header__burger-btn.active span:nth-of-type(2) {
    top: 50%;
    transform: translate(-50%, -50%) rotate(45deg);
}

.header__burger-btn.active span:nth-of-type(3) {
    top: 50%;
    transform: translate(-50%, -50%) rotate(-45deg);
}

.header__burger-btn {
    display: none;
}

.nav-list__item-mobile:not(:last-child) {
    margin-bottom: 25px;
}

.active {
    display: flex;
}

@media screen and (max-width: 875px) {
    .header__nav {
        display: none;
    }
    .header__burger-btn {
        display: block;
    }
}
/* ================ modal window ================== */
.details {
    position: fixed;
    inset: 0;
    padding: 30px;
    background-color: rgba(0, 0, 0, 0.7);
    cursor: pointer;
    overflow-y: auto;
    display: none;
    z-index: 2;
}

.details__address {
    margin-right: 15px;
}

.details__main {
    position: relative;
    max-width: 600px;
    background-color: var(--button-bg);
    margin: auto;
    border-radius: 15px ;
    padding: 30px;
    cursor: default;
}

.modal__close {
    background-color:  transparent;
    border:  none;
    cursor: pointer;
}

.details__container {
    color: #ffffff;
    font-family: "Lato-Regular", sans-serif;
    font-style: normal;
    font-weight: 400;
    letter-spacing: 1px;
    line-height: normal;
    font-size: 18px;
}

.details__item {
    margin: 0;
    margin-bottom: 10px;
}

.details__wrapper {
    display: flex;
}

.details__address {
    width: 65%;
}

.modal__close {
    display: flex;
    width: 30px;
    height: 30px;
    text-align: center;
    align-items: center;
    margin-bottom: 15px;
}

.icon__close {
    cursor: pointer;
    width:  20px;
    outline: 1px solid transparent;
    padding: 0;
    margin: 0;
    text-align: center;
    outline-offset: 3px;
    border-radius: 3px;
    transition: outline-color .15s ease-in-out;
}
.icon__close:focus-visible {
    outline-color: #311804;
}
/* ================================*/
.wrapper {
    max-width: 1280px;
    padding-left: 15px;
    padding-right: 15px;
    margin: 0 auto;
    background-color: var(--section-bg);
}
.wrapper__header {
    max-width: 1280px;
    padding-left: 15px;
    padding-right: 15px;
    margin: 0 auto;
}

.section__title {
    font-size: 34px;
    text-align: center;
    font-family: 'Montserrat-Bold', sans-serif;
    margin-bottom: 10px;
}

.description__title {
    font-family: 'Montserrat-SemiBold', sans-serif;
    font-style: italic;
}

.description {
    margin: 0;
    width: 100%;
    text-indent: 30px;
    font-size: 18px;
    font-family: 'Montserrat-Regular', sans-serif;
    font-weight: 400;
}

.description__list-item {
    font-family: 'Montserrat-Regular', sans-serif;
    font-weight: 400;
    margin-bottom: var(--mb-list-item);
}

.description__text_inside {
    font-size: 16px;
    text-indent: 50px;
    margin-bottom: 5px;
}

.picture__block {
    text-align: center;
}

.text__block {
    display: flex;
}

.margin-bottom {
    margin-bottom: var(--margin-bottom);
}

.bold__font {
    max-width: 700px;
    font-size: 34px;
    font-family: 'Quicksand-Bold', sans-serif;
}
.bold__font_italic {
    font-style: italic;
    color: var(--hero-bold-italic);
}
.bold__font_legend {
    font-size: 20px;
    color: var(--hero-bold-italic);
}

address {
    text-decoration: none;
    all:  unset;
}

    /* ===================== header ==================== */
.header {
    width: 100%;
    background-color: var(--header-bg);
}

.header__wrap {
    margin: 0;
    padding: 0;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo__xan {
    width: 57px;
    height: 55px;
    /*background-color:  #f1f1f1;*/
    clip-path: circle(50% at 50% 50%);
}

.header__list {
    margin: 0;
    padding: 0;
    display: flex;
    gap: 45px;
}

.header__item {}

.header__link {
    margin: 0;
    padding: 0;
    font-family: "Lato-Regular", sans-serif;
    font-style: normal;
    font-weight: 400;
    font-size: 16px;
    color: #f1f1f1;
    outline: none;
    transition: color 0.3s ease;
}

.header__link:active {
    color: #838282;
}
.header__link:hover {
    color: #838282;
}
.header__link:focus {
    color: #838282;
}
    /* ============================= hero =========================== */
.hero {
    width: 100%;
    max-width: 2000px;
    background-color:  var(--section-bg);
    background-image: url("./../images/hero-image.jpeg");
    background-size: cover;
    background-position: center;
    background-repeat:no-repeat;
    min-height: 600px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.hero__title {
    margin-bottom: 15px;
    text-align: center;
    font-family: 'Quicksand-Bold', sans-serif;
    font-size: 68px;
    letter-spacing: 5px;
    line-height: 75px;
    color: var(--hero-title-color);
    -webkit-text-stroke: 1px #f8f4eb;
    -webkit-text-fill-color: #f8f4eb;
    text-shadow: 3px 0 var(--header-bg);
}

.hero__subtitle {
    margin: 0;
    padding: 0 10px;
    text-indent: 45px;
    text-align: center;
    color: var(--hero-title-color);
    font-family: 'Quicksand-Bold', sans-serif;
    font-size: 32px;
    letter-spacing: 5px;
    text-shadow: 3px 0 var(--header-bg);
}

@media (max-width: 780px) {
    .hero__title {
        font-size: 52px;
    }
}
@media (max-width: 550px) {
    .hero__title {
        font-size: 34px;
        letter-spacing: 0;
        line-height: 40px;

    }
    .hero__subtitle {
        font-size: 26px;
        padding-bottom: 50px;
    }
}
@media (max-width: 370px) {
    .hero__text {
        padding: 45px;
    }
    .hero__title {
        font-size: 22px;
    }
    .hero__subtitle {
        font-size: 18px;
    }
}

/* =========================== advantages ============================ */
.advantages {
    padding-top: 25px;
    width: 100%;
    margin-bottom: 25px;
}

.advantages ul {
    margin-bottom: 25px;
}

.advantages__block {
    width: 100%;
    display: flex;
    margin-bottom: 15px;
}

.advantages__text {
    width: 100%;
}

.advantages__image {
    max-width: 100%;
    max-height: 400px;
    object-fit: cover;
}
@media (max-width: 768px) {
    .advantages__block {
        width: 100%;
        flex-direction: column;
        align-items: center;
    }
    .advantages__image {
        max-width: 100%;
        min-height: 100%;
    }
}
/* =========================== products__block============================ */
.products__block {
    display: flex;
}

.picture__block {
    margin-right: 15px;
}

.product__example {
    width: 100%;
    margin-bottom: 25px;
}

.technology__image {
    max-width: 100%;
    object-fit: cover;
}

@media (max-width: 768px) {
    .products__block {
        width: 100%;
        flex-direction: column;
        align-items: center;
    }
    .technology__image {
        max-width: 100%;
    }
    .picture__block {
        margin-bottom: 15px;
    }
}
/* =========================== catalog ===================== */
.catalog {
    width: 100%;
    margin-bottom: 25px;
}

.catalog__cards {
    width: 100%;
    display: flex;
    justify-content: space-around;
}

.catalog__card img {
    width: 100%;
    max-width: 450px;
    height: 380px;
    overflow: hidden;
    background-size: cover;
}

.catalog__caption {
    font-size: 16px;
    text-align: center;
    font-family: 'Montserrat-Regular', sans-serif;
    font-weight: 400;
    margin-bottom: 10px;
}

.description span {
    font-size: 18px;
    font-family: 'Montserrat-SemiBold', sans-serif;
    font-weight: 500;
}

@media (max-width: 500px) {
    .catalog__card img {
        width: 100%;
        max-width: 350px;
        height: auto;
    }
}
@media (max-width: 950px) {
    .catalog__cards {
        flex-direction: column;
        justify-content: center;
        align-items: center;
    }
    .catalog__card:first-child {
        margin-bottom: 25px;
    }
}
/* ============================== about ============================ */
.about {
    width: 100%;
    margin-bottom: 25px;
}

.about__text {
    margin: 0;
    font-size: 17px;
    font-family: 'Montserrat-Regular', sans-serif;
    font-weight: 400;
}
/* ====================================== */
/*.use {*/
/*    width: 100%;*/
/*    margin-bottom: 25px;*/
/*}*/

/* ============================== contacts ============================== */
.contacts {
    width: 100%;
    display: flex;
    position: relative;
    justify-content: space-between;
}

.contacts__form-text {
    margin: 0;
    margin-bottom: 10px;
    font-family: 'Montserrat-Regular', sans-serif;
    font-weight: 400;
    line-height: normal;
}

.contacts__form-text strong {
    font-weight: 700;
    font-family: 'Montserrat-Bold', sans-serif;
}

.map {
    max-width: 700px;
    filter: grayscale(1);
    -ms-filter: grayscale(1);
    -webkit-filter: grayscale(1);
    -moz-filter: grayscale(1);
    -o-filter: grayscale(1);
}

.description__map-address {
    font-style: normal;
}

.buttons {
    margin-bottom: 25px;
}

.button__email {
    border: 1px solid #000;
    padding: 15px 25px;
    color: var(--button-text);
    border-radius: 5px;
    background-color: var(--button-bg);
    cursor: pointer;
    transition: .3s ease;
    outline: none;
}
.button__email:active {
    background-color: var(--button-bg-hover);
    color: var(--button-text-hover);
}
.button__email:hover {
    background-color: var(--button-bg-hover);
    color: var(--button-text-hover);
}
.button__email:focus {
    background-color: var(--button-bg-hover);
    color: var(--button-text-hover);
}

@media (max-width: 1000px) {
    .details__wrapper {
        flex-direction: column;
        width: 100%;
    }
    .details__address {
        width: 100%;
        margin-bottom: 25px;
        text-align: center;
    }
}

@media (max-width: 520px) {
    .buttons {
        display: flex;
        flex-direction: column;
        gap: 10px;
    }
}
/* =============================== footer ========================== */
.footer {
    width: 100%;
    background-color: var(--header-bg);
    min-height: 70px;
    display: flex;
    align-items: center;
}

.footer__email {
    color: var(--button-text);
}