body {
  font-family: Arial, sans-serif;
  background: #fff;
  color: #1a2c4b;
  margin: 0;
  padding: 0;
}

.main-wrapper {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 10px 30px 10px;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 30px;
  margin-bottom: 20px;
}

.logo-title {
  display: flex;
  align-items: center;
}

.logo {
  width: 60px;
  height: auto;
  margin-right: 15px;
}

.site-title {
  font-size: 2.2em;
  font-weight: bold;
  color: #1a2c4b;
  letter-spacing: 2px;
}

.lang-switch {
  display: flex;
  gap: 8px;
}

.lang-btn {
  background: #e6eefa;
  border: none;
  padding: 7px 18px;
  font-weight: bold;
  border-radius: 8px;
  cursor: pointer;
  font-size: 1em;
  color: #2e5a8a;
  transition: background 0.2s, color 0.2s;
  box-shadow: 0 1px 2px rgba(0,0,0,0.04);
}

.lang-btn.active {
  background: #2e5a8a;
  color: #fff;
}

.main-block {
  background: #2e5a8a;
  color: #fff;
  padding: 32px 10px 24px 10px;
  text-align: center;
  font-size: 1.35em;
  font-weight: bold;
  border-radius: 2px;
  margin-bottom: 30px;
  letter-spacing: 0.5px;
}

.about-section {
  background: #fff;
  padding: 38px 10px 38px 10px;
  margin-bottom: 30px;
  text-align: center;
  position: relative;
  border-radius: 2px;
  box-shadow: 0 0 0 0 #fff;
  overflow: hidden;
}

.about-section::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 90%;
  height: 90%;
  background: url('img/logo-blue.png') no-repeat center center;
  background-size: contain;
  opacity: 0.05;
  transform: translate(-50%, -50%);
  z-index: 0;
}

.about-section > * {
  position: relative;
  z-index: 1;
}

.about-title {
  font-size: 1.1em;
  font-weight: bold;
  color: #2e5a8a;
  margin-bottom: 18px;
  letter-spacing: 0.5px;
}

.red-logo {
  width: 48px;
  vertical-align: middle;
  margin: 0 7px 0 0;
}

.red-text {
  color: #b10000;
  font-weight: bold;
  font-size: 1.1em;
  letter-spacing: 1px;
}

.company-details {
  margin: 18px 0 10px 0;
  font-size: 1em;
  color: #2e5a8a;
  font-weight: bold;
}

.contact-info {
  margin-top: 10px;
  font-size: 0.98em;
  color:#2e5a8a;
  font-weight: bold;
}

.contact-info a {
  color: #8a2e2e;
  text-decoration: none;
  font-weight: bold;
}

.contact-info a:hover {
  text-decoration: underline;
}

.info-block {
  background: #2e5a8a;
  color: #fff;
  border-radius: 50px;
  margin: 0 auto 30px auto;
  max-width: 700px;
  padding: 28px 20px 18px 20px;
  text-align: center;
  font-size: 1.13em;
  font-weight: 500;
  box-shadow: 0 2px 12px 0 rgba(46,90,138,0.07);
}

.info-block a {
  color: #ff3333;
  font-weight: bold;
  text-decoration: none;
  font-size: 1.2em;
  display: block;
  margin-top: 10px;
  letter-spacing: 1px;
}

.info-block a:hover {
  text-decoration: underline;
}

@media (max-width: 600px) {
  .main-wrapper {
    padding: 0 2vw 20px 2vw;
  }
  .logo {
    width: 40px;
    margin-right: 8px;
  }
  .site-title {
    font-size: 1.2em;
  }
  .main-block, .about-section, .info-block {
    font-size: 1em;
    padding: 18px 4vw;
  }
}