url("education-bg.jpg")
* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, sans-serif;
  color: #20243a;
  background: #f7f8fc;
}

.site-header {
  min-height: 68px;
  padding: 0 6%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  background: #fff;
  box-shadow: 0 2px 14px #18224a12;
}

.brand {
  color: #176b5b;
  font-size: 25px;
  font-weight: 800;
  text-decoration: none;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 30px;
}

.main-nav a {
  color: #3f4657;
  text-decoration: none;
  font-size: 14px;
}

.header-button,
.hero-button {
  display: inline-block;
  padding: 11px 20px;
  border-radius: 7px;
  background: #176b5b;
  color: #fff;
  text-decoration: none;
}

.hero {
  min-height: 390px;
  padding: 65px 8%;
  display: flex;
  align-items: center;
  background:
    linear-gradient(90deg, #e7f5f1 0%, #e7f5f1e8 43%, #e7f5f130 100%),
    url("education-bg.jpg") center 42% / cover no-repeat;
}

.hero-content {
  max-width: 560px;
}

.eyebrow {
  color: #176b5b;
  font-weight: 700;
}

.hero h1 {
  margin: 12px 0;
  font-size: clamp(32px, 5vw, 50px);
  line-height: 1.3;
}

.hero p {
  max-width: 480px;
  color: #5e6674;
  font-size: 17px;
  line-height: 1.8;
}

.hero-button {
  margin-top: 12px;
}

.feature-strip {
  position: relative;
  width: min(88%, 1100px);
  margin: -34px auto 55px;
  padding: 22px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 12px 35px #18224a14;
}

.feature-strip strong,
.feature-strip span {
  display: block;
}

.feature-strip strong {
  margin-bottom: 7px;
  color: #176b5b;
}

.feature-strip span {
  color: #727887;
  font-size: 13px;
}

@media (max-width: 700px) {
  .site-header {
    padding: 14px 5%;
    flex-wrap: wrap;
  }

  .main-nav {
    order: 3;
    width: 100%;
    justify-content: space-between;
    gap: 12px;
    overflow-x: auto;
  }

  .main-nav a {
    white-space: nowrap;
  }

  .hero {
    min-height: 360px;
    padding: 48px 7%;
    background-position: 60% center;
  }

  .feature-strip {
    grid-template-columns: 1fr;
    margin-top: -22px;
  }
}
.site-footer {
  padding: 42px 7% 18px;
  background: #e7eef5;
  color: #344158;
  font-size: 13px;
}

.footer-main {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1.3fr 1fr;
  gap: 38px;
  max-width: 1200px;
  margin: 0 auto;
  padding-bottom: 30px;
}

.footer-logo {
  color: #176b5b;
  font-size: 25px;
  font-weight: 800;
  text-decoration: none;
}

.footer-brand p {
  margin: 12px 0;
  line-height: 1.7;
}

.google-play {
  display: inline-block;
  padding: 8px 12px;
  border-radius: 5px;
  background: #fff;
  color: #344158;
  text-decoration: none;
  font-size: 12px;
}

.social-links {
  display: flex;
  gap: 8px;
  margin-top: 18px;
}

.social-links a {
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: 5px;
  background: #fff;
  color: #176b5b;
  font-weight: 700;
  text-decoration: none;
}

.footer-column h3 {
  margin: 4px 0 16px;
  color: #20243a;
  font-size: 14px;
}

.footer-column a,
.footer-column p {
  display: block;
  margin: 0 0 11px;
  color: #596579;
  line-height: 1.6;
  text-decoration: none;
}

.footer-column a:hover {
  color: #176b5b;
}

.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  padding-top: 15px;
  display: flex;
  justify-content: space-between;
  gap: 15px;
  border-top: 1px solid #d2dce6;
  color: #687386;
  font-size: 11px;
}

@media (max-width: 750px) {
  .footer-main {
    grid-template-columns: repeat(2, 1fr);
    gap: 28px 20px;
  }

  .footer-bottom {
    flex-direction: column;
  }
}

@media (max-width: 450px) {
  .footer-main {
    grid-template-columns: 1fr;
  }
}