@import url('https://fonts.googleapis.com/css2?family=Istok+Web:ital,wght@0,400;0,700;1,400;1,700&display=swap');

* {
  margin: 0;
}

body {
  font-family: "Istok Web", sans-serif;
  font-size: 20px;
  color: #001533;
  position: relative;
  background: #EAF4FF;
}

header {
  padding: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  box-shadow: 0 0 50px 5px #00153350;
  max-width: 1500px;
  margin: 0 auto;
}

section {
  padding: 0 20px;
}

.header-logo {
  width: 50px;
  margin: 0 auto;
}

.header-menu {
  display: flex;
  gap: 40px;
  list-style: none;
  justify-content: center;
  margin-bottom: 20px;
  padding: 0;
}

.header-menu a {
  color: #001533;
  text-decoration: none;
  font-size: 22px;
}

.header-menu a:hover {
  border-bottom: 2px solid #001533;
}

.header-appname {
  text-align: center;
  color: #001533;
  text-decoration: none;
}

.header-appname-container {
  display: flex;
  align-items: center;
  gap: 20px;
}

.start {
  height: 100vh;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding-top: 70px;
  gap: 50px;
  box-sizing: border-box;
}

.start-screen-image {
  width: 300px;
}

.start-title {
  font-weight: 700;
  font-size: 50px;
  margin-bottom: 40px;
  text-align: center;
  text-transform: uppercase;
}

.start p {
  max-width: 600px;
  font-size: 24px;
  text-align: center;
}

.start-list {
  padding: 0;
}

.start-list li {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-bottom: 10px;
}

.start-button {
  display: block;
  width: 200px;
  margin: 50px auto 0;
}

.about-us {
  padding-top: 70px;
  background-color: #001533;
}

.about-us-container {
  max-width: 800px;
  background-color: #F5F5F5;
  border-radius: 20px;
  padding: 30px 50px;
}

.about-us-container p:first-child {
  margin-bottom: 10px;
}

.about-us-flex {
  display: flex;
  justify-content: center;
  align-items: center;
}

.about-us-flex img {
  width: 250px;
}

.advantages {
  padding-top: 70px;
  padding-bottom: 70px;
  background-color: #001533;
}

.advantages-title {
  text-align: center;
  margin-bottom: 50px;
  font-size: 30px;
  font-weight: 500;
}

.adv-container {
  display: flex;
  justify-content: space-evenly;
  gap: 30px;
  align-items: center;
}

.adv-item {
  text-align: center;
  padding: 40px;
  min-height: 350px;
  border-radius: 20px;
  box-sizing: border-box;
  border: 2px solid #F5F5F5;
}

.adv-item h3 {
  font-weight: 500;
  margin-top: 10px;
  font-size: 26px;
  margin-bottom: 10px;
}

.adv-item img {
  width: 100px;
}

.support {
  padding-bottom: 70px;
}

.support img {
  width: 500px;
}

.support-flex {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 80px;
}

.support-container {
  max-width: 400px;
  border-radius: 10px;
  padding: 50px 30px;
  text-align: left;
  border: 1px solid #006AFF;
}

.support-container span {
  font-weight: 600;
  color: #006AFF;
}

footer {
  padding: 20px;
  text-align: center;
  font-size: 16px;
}

.content-privacy {
  max-width: 1280px;
  padding: 20px;
  font-size: 18px;
  margin: 0 auto;
}

.content-privacy h2 {
  font-weight: 500;
  font-size: 30px;
  margin-bottom: 30px;
}

.content-privacy h3 {
  margin: 30px 0 10px;
}

@media screen and (max-width: 1000px) {
  .start {
    flex-wrap: wrap;
    height: auto;
    gap: 50px;
    padding-bottom: 70px;
  }
  .start-screen-image {
    width: 100%;
  }
  .about-us-flex {
    flex-wrap: wrap;
  }
  .adv-container {
    flex-wrap: wrap;
  }
  .header-menu {
    flex-wrap: wrap;
    font-size: 16px;
    gap: 10px;
  }
  .header-appname {
    display: none;
  }
  .support-flex {
    flex-wrap: wrap;
  }
}