body {
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  color: #333;
  /* font-family: "Fira Sans", sans-serif; */
  font-family: "Inter", sans-serif;
  font-optical-sizing: auto;
  font-weight: 400;
  font-style: normal;
}

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

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

h5 {
  text-align: justify;
}

h1 {
  /* font-family: "Nunito", sans-serif; */
  font-family: "Inter", sans-serif;
  font-optical-sizing: auto;
  font-weight: 400;
  font-style: normal;
}

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

/* Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
}

/* intro */
.intro {
  display: flex;
  flex-direction: column;
  justify-content: space-evenly;
  width: 100%;
  height: 300px;
  background: linear-gradient(180deg, rgb(102, 151, 110), rgb(255, 255, 255));
  -webkit-backdrop-size: cover;
  background-size: cover;
}

.intro_inner {
  width: 100%;
  max-width: 880px;
  margin: 0 auto;

  text-align: center;
}

.intro_titel {
  color: rgb(126, 126, 126);
  background-color: white;
  border-radius: 30px;
  height: 150px;
  font-size: 80px;
  font-weight: 700;
  text-shadow: none;
}

.intro_titel:after {
  content: "";
  display: block;
  width: 500px;
  height: 8px;
  margin: 5px auto 60px;

  background-color: rgb(126, 126, 126);
}

/* Header */
.header {
  width: 100%;
  padding-top: 30px;
  position: absolute;
  top: 0;
  left: 0px;
  right: 0px;
  z-index: 10000;
  max-width: 100%;
}

.header_logo {
  font-weight: 700;
  left: 5px;
}

.header_img {
  max-width: 100%;
  left: 5%;
}

.header_inner {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
}

/* nav */
.nav {
  font-size: 26px;
  text-transform: uppercase;
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  justify-content: center;
}

.nav_link {
  display: inline-block;
  vertical-align: top;
  margin: 0 15px;
  position: relative;

  color: rgb(255, 255, 255);
  text-decoration: none;

  transition: color 0.1 linear;
}

.nav_link:after {
  content: "";
  display: block;
  width: 100%;
  height: 3px;

  background-color: rgb(0, 170, 0);
  opacity: 0;

  position: absolute;
  top: 100%;
  left: 0;
  z-index: 1;

  transition: opacity 0.1s linear;
}

.nav_link:hover {
  color: rgb(0, 170, 0);
}

.nav_link:hover:after {
  opacity: 1;
}

/* ==================== DROPDOWN ==================== */
.dropdown {
  position: relative;
  display: inline-block;
}

.dropdown-link {
  position: relative;
  width: 100%;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
}

.dropdown-menu {
  display: none;
  position: absolute;
  background: #fff;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
  z-index: 1000;
  border-radius: 30px;
  overflow: hidden;
  margin: 0;
  padding: 0 0 5px 0;
}

.dropdown-menu li {
  list-style: none;
}

.dropdown-menu a {
  display: block;
  padding: 12px;
  color: #333;
  text-decoration: none;
  white-space: nowrap;
}

.dropdown-menu a:hover {
  background: #f5f5f5;
  color: rgb(0, 170, 0);
}

.dropdown:hover .dropdown-menu {
  display: block;
}

/*section*/
.section {
  padding: 80pz 0;
}

.section_header {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto 40px;

  text-align: center;
}

.section_suptitle {
  /* font-family: "Prata", serif; */
  font-family: "Inter", sans-serif;
  font-optical-sizing: auto;
  font-weight: 400;
  font-style: normal;
  font-size: 44px;
  margin: 20px auto;
  text-align: center;

  color: #333;
}

.section_title {
  font-size: 50px;
  font-weight: 500;
  text-transform: uppercase;
  margin: 30px auto;
  /* font-family: "Prata", serif; */
  font-family: "Inter", sans-serif;
  font-optical-sizing: auto;
  font-style: normal;
  text-align: center;

  color: #333;
}

.section_title::after {
  content: "";
  display: block;
  width: 80px;
  height: 3px;
  margin: 30px auto;

  background-color: #333;
}

.section_text {
  color: #333;
  font-size: 20px;
  /* font-family: "Georgia", sans-serif; */
  font-family: "Inter", sans-serif;
  font-optical-sizing: auto;
  font-weight: 400;
  font-style: normal;
}

.block {
  display: inline-flex;
  align-items: center;
  max-width: 100%;
  background-color: #f4f4f4;
  padding: 25px;
  margin: 15px;
  border-radius: 30px;
}

.block_text {
  width: 100%;
  height: 100%;
  margin-right: 5px;
}

.block_img img {
  width: 100%;
  border-radius: 30px;
}

.block_logo {
  background-color: #fff;
  height: 30vh;
  display: flex;
  align-items: center;
  padding: 5px;
  margin: 5px;
  border-radius: 30px;
}

/*app*/
.app {
  display: flex;
  justify-content: center;
  margin-top: 80px;
  /* box-shadow: #333; */
}

.app_item {
  width: 50vw;
  height: 70vh;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 10px rgb(0 0 0 / 60%);
  border-radius: 20px;
  margin: 10px;
  padding: 20px;
}

.app_img {
  display: flex;
  justify-content: center;
}

.app_img img {
  border-radius: 30px;
  width: 90%;
  height: 450px;
}

.app_text {
  margin-top: 10px;
  width: 100%;
  color: #333;
  text-transform: uppercase;
  font-size: 18px;
  font-weight: 700;
  text-align: center;
  text-decoration: none;
}

/*tv*/

.tv {
  display: flex;
  justify-content: space-evenly;
  margin-top: 80px;
}

.tv_item {
  width: 880px;
  position: relative;
}

.tv_img {
  justify-content: center;
  display: flex;
  border: 1px black;
}

.tv_img img {
  border-radius: 30px;
  max-width: 60%;
}

.tv_text {
  width: 100%;
  color: #333;
  text-transform: uppercase;
  font-size: 18px;
  font-weight: 700;
  text-align: center;
}

.tv_name {
  font-size: 30px;
  font-weight: 700;
  text-transform: uppercase;
  margin: 30px auto;
  /* font-family: "Prata", serif; */
  font-family: "Inter", sans-serif;
  font-optical-sizing: auto;
  font-weight: 400;
  font-style: normal;

  color: #333;
}

.tv_name::after {
  content: "";
  display: block;
  width: 80px;
  height: 3px;
  margin: 30px auto;

  background-color: #333;
}

/* price button */

.price {
  font-size: 29px;
  text-transform: uppercase;
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  justify-content: center;
  padding-bottom: 3%;
}

.pr_but {
  display: inline-block;
  vertical-align: top;
  margin: 0 15px;
  position: relative;

  color: rgb(0, 170, 0);
  text-decoration: none;

  transition: color 0.1 linear;
  border-radius: 30px;
  border: #333;
  /* border-style: outset; */
  padding: 10px;
  box-shadow: 0 0 10px rgb(0 0 0 / 60%);
  background-color: #fff;
}
.pr_but:hover {
  color: rgb(4, 104, 4);
}

.pr_but:hover:after {
  opacity: 1;
}

/*footer*/
.footer {
  padding-top: 65px;
  margin-top: 80px;
  background-color: rgb(51, 51, 51);
}

.footer_inner {
  padding-bottom: 65px;
  padding-left: 10px;
}

.footer_logo {
  margin-bottom: 30px;

  font-size: 46px;
  font-weight: 700;
  color: rgb(128, 128, 128);
}

.footer_social-header {
  padding-bottom: 15px;

  font-size: 20px;
  color: rgb(128, 128, 128);
}

.footer_social-network {
  padding-top: 3px;
  padding-bottom: 10px;

  font-size: 15px;
  color: rgb(128, 128, 128);
}

.footer_social-network a {
  display: inline-block;
  vertical-align: middle;
  margin-right: 10px;

  color: rgb(128, 128, 128);
  font-size: 230%;
}

.signicher {
  padding-top: 3px;
  padding-bottom: 10px;

  font-size: 15px;
  color: rgb(128, 128, 128);
  font-weight: 300;
  cursor: pointer;
}

.signicher a {
  display: inline-block;
  vertical-align: middle;
  margin-right: 10px;

  color: rgb(128, 128, 128);
  font-size: 18px;
}

/* mobile */
.burger_icon {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 40px;
  height: 28px;
  cursor: pointer;
}

.burger_icon span {
  background-color: #333;
  height: 4px;
  width: 100%;
  transition: all 0.3s ease;
}

.nav_list {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav_list li {
  margin: 0 15px;
}

/*MOBILE*/
@media only screen and (max-width: 500px) {
  .pr_but {
    text-align: center;
    font-size: 25px;
  }

  .app {
    flex-direction: column;
    align-items: center;
  }

  .app_item {
    width: 90%;
  }

  /* nav mobile*/
  .nav {
    font-size: 25px;
    display: none;
  }

  /*section mobile*/
  .section_suptitle {
    font-size: 35px;
  }

  .section_title {
    font-size: 38px;
  }

  .custom-btn {
    width: 100%;
  }

  .header_img {
    max-width: 90%;
    margin: 10% 5%;
  }

  .burger_icon {
    display: flex;
  }

  .nav.active .nav_link {
    animation: slideDown 0.3s ease forwards;
  }

  /* Задержка для каждой ссылки */
  .nav.active .nav_link:nth-child(1) {
    animation-delay: 0s;
  }
  .nav.active .nav_link:nth-child(2) {
    animation-delay: 0.1s;
  }
  .nav.active .nav_link:nth-child(3) {
    animation-delay: 0.2s;
  }
  .nav.active .nav_link:nth-child(4) {
    animation-delay: 0.3s;
  }
  .nav.active .nav_link:nth-child(5) {
    animation-delay: 0.4s;
  }
  .nav.active .nav_link:nth-child(6) {
    animation-delay: 0.5s;
  }
  .nav.active .nav_link:nth-child(7) {
    animation-delay: 0.6s;
  }
  .nav.active .nav_link:nth-child(8) {
    animation-delay: 0.7s;
  }
  .nav.active .nav_link:nth-child(9) {
    animation-delay: 0.8s;
  }
  .nav.active .nav_link:nth-child(10) {
    animation-delay: 0.9s;
  }

  /* Ключевые кадры для анимации */
  @keyframes slideDown {
    from {
      opacity: 0;
      transform: translateY(-20px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  .burger_icon.active {
    background-color: rgba(0, 0, 0, 0);
  }

  .dropdown.active .dropdown-menu {
    display: block;
    max-height: 500px;
    opacity: 1;
  }

  .dropdown:hover .dropdown-menu {
    display: block;
  }

  .dropdown-menu {
    width: 90vw;
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    margin: 10px 0 0 0;
    opacity: 1;
  }

  .dropdown-menu a {
    white-space: unset;
  }

  .header_inner {
    flex-direction: column;
  }

  .nav.active {
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .nav_link {
    color: #333;
    opacity: 0;
  }

  .burger_icon.active span:nth-child(1) {
    transform: rotate(45deg) translate(7px, 7px);
  }
  .burger_icon.active span:nth-child(2) {
    opacity: 0;
  }
  .burger_icon.active span:nth-child(3) {
    transform: rotate(-45deg) translate(9px, -9px);
  }

  .intro {
    height: 30ch;
    transition: height 0.9s ease;
  }

  .intro.active {
    height: 85vh;
  }

  .section_header {
    width: 90%;
  }
}

@media only screen and (max-width: 1300px) {
  .app_img img {
    height: 100%;
  }
}

@media only screen and ((max-width: 1000px) or (max-height: 900px)) {
  .app_img img {
    object-fit: cover;
    width: 100%;
    height: 100%;
  }

  .app_img {
    overflow: hidden;
    height: 45%;
    width: 100%;
  }

  .app_text {
    font-size: 14px;
  }

  .app_item {
    height: 50%;
  }
}