html {
  box-sizing: border-box;
}

*,
*::before,
*::after {
  box-sizing: inherit;
}

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

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

body {
  margin: 0;
  font-family: "Oswald", sans-serif;
  font-weight: 400;
}

.container {
  max-width: 1110px;
  margin: 0 auto;
}

:root {
  --accent-color: #588aac;
  --dark-color: #404149;
  --gray-color: #999;
  --white-color: #fff;
  --background-color: #e5e5e5;
}

.text-h2 {
  font-family: "Oswald" sans-serif;
  font-weight: 500;
  font-size: 36px;
  text-transform: uppercase;
}
.text-h3 {
  font-family: "Oswald" sans-serif;
  font-weight: 500;
  font-size: 24px;
}
.text-h4 {
  font-family: "Oswald" sans-serif;
  font-weight: 500;
  font-size: 21px;
  letter-spacing: 0.42px;
}
.text-p {
  font-family: "Open Sans" sans-serif;
  font-size: 16px;
}
.text-p-reviews {
  font-family: "Open Sans" sans-serif;
  font-size: 14px;
  line-height: 21px;
}
/**************************************************************** Секция:Шапка***********************************************/
.header {
  min-height: 740px;
}
.header_title {
  padding-top: 10px;
  margin-bottom: 50px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.logo-text {
  display: flex;
  align-items: center;
}
.logo {
  width: 50px;
  height: 50px;
  margin-right: 0;
}
.burger {
  width: 300px;
  height: 49px;
  cursor: pointer;
  padding: 0;
  display: flex;
  flex-direction: space-between;
  justify-content: center;
  align-items: center;
  font-family: Oswald;
  font-size: 14px;
  font-style: normal;
  font-weight: 500;
  line-height: normal;
  letter-spacing: 0.7px;
  text-transform: uppercase;
}
.burger:hover {
  background-color: var(--accent-color);
  color: white;
}
.text {
  margin: 0;
  text-align: left;
  line-height: 1;
}
.h1 {
  font-weight: 500;
  font-size: 64px;
  line-height: 95px;
  text-align: center;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  max-width: 734px;
  margin: 0 auto 16px;
  color: var(--dark-color);
}
.h4 {
  font-weight: 400;
  max-width: 734px;
  font-size: 18px;
  line-height: 27px;
  text-align: center;
  text-transform: uppercase;
  margin: 0 auto;
  color: var(--white-color);
}
.request__icon {
  width: 20px;
  height: 20px;
}
.burger:hover .request__icon {
  filter: invert(1);
}
.menu {
  display: flex;
  justify-content: center;
  margin-bottom: 50px;
}
.menu_inner {
  margin: 20px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.nav {
  display: flex;
  list-style: none;
  padding: 0;
  margin: 0;
  text-transform: uppercase;
  color: var(--dark-color);
}
.nav li a {
  text-transform: uppercase;
  color: var(--dark-color);
  text-decoration: none;
  padding: 10px 20px;
}
.nav li a:hover {
  background-color: var(--accent-color);
  color: white;
  border-radius: 5px;
}

/**************************************************************** Секция:новости****************************/
.news {
  padding-top: 29px;
  padding-bottom: 27px;
  margin-bottom: 60px;
}
.news_item {
  width: 100%;
}
.news_content {
  background-image: url(../img/bgc.jpg);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  height: 500px;
  width: auto;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 20px;
}
.news_items {
  width: 400px;
  margin-right: 20px;
  background-color: var(--white-color);
  margin-bottom: 20px;
  padding: 20px;
}
.news_h4 {
  text-transform: uppercase;
  font-family: Oswald;
  font-size: 20px;
  font-style: normal;
  font-weight: 700;
  line-height: normal;
  letter-spacing: 0.96px;
  margin-bottom: 7px;
  color: var(--dark-color);
}
.news_p {
  text-transform: uppercase;
  font-family: Oswald;
  font-size: 14px;
  font-style: normal;
  font-weight: 700;
  line-height: normal;
  letter-spacing: 0.48px;
  margin-bottom: 20px;
  color: var(--dark-color);
}
.news_button {
}
.news_btn {
  border: none;
  width: 175px;
  height: 49px;
  cursor: pointer;
  font-family: Oswald;
  font-size: 14px;
  font-style: normal;
  font-weight: 500;
  line-height: normal;
  letter-spacing: 0.7px;
  text-transform: uppercase;
  padding: 14px 30px;
  color: var(--accent-color);
}
.image_news {
}
.news_btn:hover {
  background-color: var(--accent-color);
  color: var(--white-color);
}
/**************************************************************** Секция:Кейсы************************************************************/
.keys {
  margin-bottom: 30px;
  text-align: center;
}

.keys-h2 {
  margin-bottom: 20px;
  text-align: center;
}

.rectangle {
  width: 56px;
  height: 6px;
  background-color: var(--accent-color);
  margin: 0 auto 30px;
}

.keys__flex {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 20px;
}

.keys__image-container {
  flex-shrink: 0;
  order: 2;
}

.keys-image {
  height: 200px;
  width: 300px;
  object-fit: cover;
}

.keys__text-container {
  max-width: 500px;
  text-align: left;
  order: 1;
}

.keys-h3 {
  color: var(--accent-color);
  margin-bottom: 20px;
}

.keys-p {
  color: var(--gray-color);
}

/**************************************************************** Секция:Оставьте запрос**************************************************/
.request {
  background-color: var(--accent-color);
  padding-top: 29px;
  padding-bottom: 27px;
}
.request_flex {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.request_flex-left {
  color: var(--white-color);
}
.request_h4 {
  text-transform: uppercase;
  font-family: Oswald;
  font-size: 48px;
  font-style: normal;
  font-weight: 700;
  line-height: normal;
  letter-spacing: 0.96px;
  margin-bottom: 7px;
}
.request_h5 {
  text-transform: uppercase;
  font-family: Oswald;
  font-size: 24px;
  font-style: normal;
  font-weight: 700;
  line-height: normal;
  letter-spacing: 0.48px;
}
.request_flex-right {
  display: flex;
  justify-content: space-between;
}
.request_btn {
  margin-top: 20px;
  display: flex;
  align-items: center;
  background-color: var(--white-color);
  border: none;
  width: 175px;
  height: 49px;
  cursor: pointer;
  font-family: Oswald;
  font-size: 14px;
  font-style: normal;
  font-weight: 500;
  line-height: normal;
  letter-spacing: 0.7px;
  text-transform: uppercase;
  padding: 14px 30px;
}

.request__icon {
  margin-right: 15px;
}

/**************************************************************** Секция:Чем мы занимаемся**************************************************/
.services {
  padding: 50px 0;
}

.section_h2 {
  color: var(--dark-color);
  text-align: center;
  margin-bottom: 10px;
  padding: 10px;
}
.services__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  grid-template-rows: repeat(2, 1fr);
  gap: 30px;
  justify-items: center;
}
.services__grid-item {
  padding: 59px 0;
  background-color: #f7f7f7;
}
.services__icon {
  margin: 0 auto 21px;
}

.services_h4 {
  color: var(--dark-color);
  text-align: center;
  margin: 0 auto;
  /* max-width: 172px; */
  text-transform: uppercase;
  margin-bottom: 30px;
}
.services_p {
  margin-top: 30px;
}

/**************************************************************** Секция:Полезная информация**************************************************/
.information {
  margin-bottom: 30px;
  margin-top: 50px;
  text-align: center;
}

.information-h2 {
  margin-bottom: 20px;
  text-align: center;
}

.rectangle {
  width: 56px;
  height: 6px;
  background-color: var(--accent-color);
  margin: 0 auto 30px;
}

.information__flex {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 20px;
}

.information__image-container {
  flex-shrink: 0;
  order: 2;
}

.information-image {
  height: 200px;
  width: 300px;
  object-fit: cover;
  margin-bottom: 30px;
}

.information__text-container {
  max-width: 500px;
  text-align: left;
  order: 1;
}

.information-h3 {
  color: var(--accent-color);
  margin-bottom: 20px;
}

.information-p {
  color: var(--gray-color);
}

.about__flex {
  flex-direction: column;
  align-items: center;
}
.about__flex-item {
  margin-right: 0;
  margin-bottom: 30px;
}
.about__flex-item:last-child {
  margin-bottom: 0;
}

/**************************************************************** Секция:Отзывы о работе с нами**************************************************/
.reviews {
  padding: 30px 0 30px;
  margin-bottom: 60px;
}

.reviews__h2 {
  text-align: center;
  margin-bottom: 60px;
}
.reviews__grid {
  display: grid;
  gap: 30px;
  grid-template-columns: repeat(3, 1fr);
}
.reviews__grid-item {
}
.reviews__card {
  background-color: #f7f7f7ff;
  padding: 28px 30px;
  margin-bottom: 30px;
}
.reviews__quotes {
  color: var(--accent-color);
  font-size: 96px;
  line-height: 1;
  margin-bottom: -40px;
}
.reviews__author-accent {
  color: var(--accent-color);
}

/*****************************************************************Секция:Контакты**************************************************************/
.contacts {
  padding: 30px 0 150px;
  margin-top: 60px;
}

.contacts__h2 {
  text-align: center;
  margin-bottom: 60px;
}
.contacts__h3 a {
  text-decoration: none;
  color: var(--accent-color);
}
.contacts__grid {
  display: grid;
  gap: 30px;
  grid-template-columns: repeat(4, 1fr);
}
.contacts__items {
  min-width: 280px;
  text-align: center;
}
.contacts__icon {
  width: 50px;
  height: 50px;
  margin: 0 auto 13px;
}

.contacts__h3 {
  color: var(--accent-color);
  text-transform: uppercase;
}
.contacts__h3-accent a {
  text-decoration: none;
  color: var(--accent-color);
}
/**************************************************************** Секция:Footer**************************************************************/

.footer {
  padding: 30px 0;
  background-color: var(--dark-color);
  color: var(--white-color);
}
.footer__flex {
  display: flex;
  justify-content: space-between;
}
.footer__copyright {
}
.footer__brand {
}

@media screen and (max-width: 480px) {
  .h1 {
    font-size: 32px;
    line-height: 1.2;
  }
  .burger {
    width: 100%;
    font-size: 12px;
  }
  .header_title {
    align-items: center;
  }
}

@media screen and (max-width: 768px) {
  .contacts__grid {
    grid-template-columns: repeat(1, 1fr);
  }
  .contacts__items {
    max-width: 100%;
  }
  .header {
    min-height: 500px;
  }
  .header_title {
    flex-direction: column;
  }
  .nav {
    flex-direction: column;
    align-items: center;
  }
  .nav li a {
    padding: 5px 0;
  }
  .news_items {
    width: 100%;
  }
  .menu_inner {
    flex-direction: column;
    align-items: center;
  }
  .logo-text {
    margin-bottom: 20px;
  }
}

@media screen and (max-width: 1280px) {
  .contacts__grid {
    grid-template-columns: repeat(1, 1fr);
  }
  .container {
    padding: 0 15px;
  }
  .header {
    min-height: 600px;
  }
  .keys__flex {
    flex-direction: column;
    align-items: center;
  }
  .keys__text-container,
  .keys__image-container {
    width: 100%;
  }
  .keys-image {
    width: 100%;
    height: auto;
  }
}