*,
*::before,
*::after {
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  scroll-behavior: smooth;
}

body {
  width: 100%;
  margin: 0 auto;
  font-family: "Montserrat", serif;
  font-weight: 400;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
}

a {
  display: inline-block;
  text-decoration: none;
  color: inherit;
}

span {
  display: inline-block;
}

img {
  display: block;
  max-width: 100%;
}

li {
  list-style: none;
}

input,
textarea,
button,
select {
  font-family: inherit;
  border: 0;
  background: none;
  outline: none;
  resize: none;
}

/* Inter */
@font-face {
  font-family: "Inter";
  src: url("../fonts/Inter/Inter-Regular.woff") format("woff"), url("../fonts/Inter/Inter-Regular.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  display: swap;
}
.header {
  background-color: #1e1e1e;
}
.header .close-btn {
  position: absolute;
  top: 10px;
  right: 10px;
}
.header .mob-menu {
  position: fixed;
  padding: 0 30px;
  width: 70%;
  height: 100%;
  color: #fff;
  top: 0;
  right: -10000000%;
  background-color: #1e1e1e;
  z-index: -99999999;
  opacity: 0;
  visibility: hidden;
}
.header .mob-menu .close-btn {
  cursor: pointer;
}
.header .mob-menu.active {
  opacity: 1;
  z-index: 99999999;
  visibility: visible;
  right: 0;
}
.header .mob-menu ul {
  margin-top: 100px;
  text-align: center;
}
.header .mob-menu ul li {
  margin-bottom: 25px;
}
.header .burger-menu {
  display: none;
}
.header__wrapper {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
}
.header__logo {
  width: 150px;
  height: 84px;
}
.header nav ul {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  gap: 30px;
}
.header nav ul li a {
  color: #fff;
}

.hero {
  height: calc(100vh - 84px);
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
}
.hero__wrapper {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
  gap: 50px;
}
.hero__left {
  width: 50%;
}
.hero__left h1 {
  font-size: 55px;
  margin-bottom: 15px;
}
.hero__left p {
  margin-bottom: 15px;
  line-height: 25px;
}
.hero__left a {
  background-color: #1c1b1c;
  padding: 15px 30px;
  color: #fff;
  border-radius: 6px;
}
.hero__right {
  width: 53%;
}

.overlay {
  position: absolute;
  top: 0;
  left: 0;
  background-color: #000;
  z-index: -9;
  width: 100%;
  height: 100%;
  border-radius: 16px;
  color: #fff;
  padding: 10px 15px;
  opacity: 0;
  visibility: hidden;
  -webkit-transition: 0.4s ease;
  transition: 0.4s ease;
}

.products__card {
  position: relative;
  cursor: pointer;
}
.products__card:hover .overlay {
  z-index: 9999;
  opacity: 1;
  visibility: visible;
}
.products__card h3 {
  position: relative;
  z-index: 9;
}

.title {
  font-size: 50px;
  text-align: center;
  margin-bottom: 15px;
}

.gallery {
  margin-bottom: 100px;
}
.gallery .col-lg-3 {
  padding: 0;
}
.gallery .col-lg-3 a {
  display: block;
  width: 100%;
  height: 100%;
}
.gallery .col-lg-3 a img {
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
  object-fit: cover;
}

.products {
  margin-bottom: 100px;
}
.products .title {
  margin-bottom: 60px;
}
.products__card {
  background-color: #fff;
  -webkit-box-shadow: 0px 5px 10px 2px rgba(34, 60, 80, 0.2);
  box-shadow: 0px 5px 10px 2px rgba(34, 60, 80, 0.2);
  padding: 25px 0;
  border-radius: 16px;
  background-image: url("../img/pipe-img.png");
  background-repeat: no-repeat;
  background-size: cover;
  height: 300px;
}
.products__card h3 {
  text-align: center;
}

.contact__items {
  background: #f5f4f6;
  border-radius: 10px;
  height: 524px;
  padding: 30px 20px;
}

.contact__title {
  margin-bottom: 23px;
}

.contact__descr {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
}

.contact__item-inner {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -ms-flex-direction: column;
  flex-direction: column;
}

.contact__item {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -ms-flex-direction: column;
  flex-direction: column;
  margin-bottom: 57px;
}

.contact__item span {
  font-weight: 500;
  font-size: 14px;
  line-height: 21px;
  color: #4f4f4f;
  margin-bottom: 8px;
}

.contact__item p {
  font-weight: 600;
  font-size: 16px;
  line-height: 26px;
}

.contact__item a {
  font-weight: 600;
  font-size: 18px;
  line-height: 27px;
}

.contact__soc-media {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  gap: 24px;
  margin-top: 30px;
}

.contact__soc-media a {
  width: 50px;
  height: 50px;
  border: 1px solid #000;
  border-radius: 50%;
  position: relative;
  -webkit-transition: 0.3s;
  transition: 0.3s;
}

.contact__soc-media a:hover {
  background-color: #a7a0a0;
}

.contact__soc-media a:hover svg path {
  fill: #fff;
  display: inline-block;
}

.contact__soc-media a:hover svg path:nth-child(2) {
  fill: #0046e6;
}

.contact__soc-media a svg {
  position: absolute;
  top: 50%;
  left: 50%;
  -webkit-transform: translate(-50%, -50%);
  -ms-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
}

.contact .request__wrapper {
  padding-bottom: 29px;
}

.contact .request__descr-content {
  margin-bottom: 62px;
}

.contact__location {
  height: 524px;
  border-radius: 10px;
  overflow: hidden;
}

.contact .request__wrapper {
  height: 524px;
}

.request__wrapper {
  background: #1e1e1e;
  border-radius: 10px;
  padding: 24px 40px 50px 20px;
}

.request__title {
  color: #fff;
  margin-bottom: 20px;
}

.request__item {
  font-size: 16px;
  line-height: 23px;
  color: #fff;
}

.request__item p {
  margin-bottom: 20px;
}

.request__item ul {
  padding-left: 8px;
  line-height: 23px;
}

.request__item ul li {
  list-style: inside;
}

.request__item ul li::marker {
  margin-left: 8px;
}

.request__item form {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -ms-flex-direction: column;
  flex-direction: column;
}

.request__item form input {
  width: 100%;
  background: rgba(255, 255, 255, 0.43);
  border: 1px solid #ffffff;
  border-radius: 10px;
  margin-bottom: 20px;
  line-height: 29px;
  padding: 12px 34px;
  color: #fff;
  font-size: 20px;
}

.request__item form input::-webkit-input-placeholder {
  color: #fff;
}

.request__item form input::-moz-placeholder {
  color: #fff;
}

.request__item form input:-ms-input-placeholder {
  color: #fff;
}

.request__item form input::-ms-input-placeholder {
  color: #fff;
}

.request__item form input::placeholder {
  color: #fff;
}

.request__item button {
  width: 100%;
  background: #ffffff;
  border-radius: 10px;
  padding: 12px 0;
  font-weight: 600;
  font-size: 20px;
  line-height: 29px;
  cursor: pointer;
  line-height: 29px;
  color: #000;
  border: 1px solid transparent;
  -webkit-transition: 0.3s;
  transition: 0.3s;
}

.footer {
  margin-top: 35px;
  margin-bottom: 35px;
  text-align: center;
}
.footer__wrapper {
  background-color: #1e1e1e;
  color: #fff;
  padding: 15px 25px;
  border-radius: 10px;
}

.request__item button:hover {
  background-color: transparent;
  color: white;
  border: 1px solid white;
}

.contacts__inner {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: start;
  -ms-flex-align: start;
  align-items: flex-start;
  gap: 15px;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -ms-flex-direction: column;
  flex-direction: column;
}
.contacts__inner .contact__item {
  margin-bottom: 0;
}

.about {
  margin-bottom: 100px;
}
.about .title {
  text-align: left;
}

.advantages {
  margin-bottom: 100px;
}
.advantages .title {
  margin-bottom: 50px;
}
.advantages__card {
  border-radius: 6px;
  padding: 15px 25px;
  background-color: rgb(247, 244, 244);
  margin-bottom: 15px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: start;
  -ms-flex-align: start;
  align-items: flex-start;
  gap: 30px;
}
.advantages__card h3 {
  font-size: 50px;
}
.advantages__card h4 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 8px;
}
.advantages__card p {
  line-height: 24px;
}

.clients {
  margin-bottom: 100px;
}
.clients p {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 50px;
}

@media (max-width: 1200px) {
  .header nav {
    display: none;
  }
  .header .burger-menu {
    display: block;
  }
}
@media (max-width: 992px) {
  .hero__wrapper {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -ms-flex-direction: column;
    flex-direction: column;
    -webkit-box-align: start;
    -ms-flex-align: start;
    align-items: flex-start;
  }
  .hero__left {
    width: 100%;
  }
  .about {
    margin: 50px 0;
  }
  .about p {
    margin-bottom: 30px;
    font-size: 15px;
  }
  .title {
    font-size: 25px;
  }
  .products .title {
    margin-bottom: 30px;
  }
  .advantages__card h3 {
    font-size: 34px;
  }
  .advantages__card p {
    font-size: 14px;
    line-height: 20px;
  }
  .about-wrapper .row .col-lg-6:first-child {
    -webkit-box-ordinal-group: 3;
    -ms-flex-order: 2;
    order: 2;
  }
}
@media (max-width: 768px) {
  .hero {
    height: auto;
    margin-top: 50px;
  }
  .hero__right {
    width: 100%;
  }
}
@media (max-width: 576px) {
  .hero__left h1 {
    font-size: 35px;
  }
  .contact__items {
    height: auto;
    margin-bottom: 30px;
  }
  .request__item form input {
    font-size: 16px;
    padding: 10px 25px;
  }
  .request__item button {
    font-size: 16px;
  }
  .footer {
    font-size: 14px;
    margin-top: 20px;
  }
}