:root{
  --max: 980px;
  --text: #1f1f1f;
  --muted: #666;
  --rule: #dddddd;
  --accent: #0b7f83;
  --bg-soft: #f7f7f5;
}

body{
  font-family: Arial, Helvetica, sans-serif;
  margin: 0;
  color: var(--text);
  background: #fff;
  line-height: 1.45;
}

.banner{
  background: white;
  border-bottom: 1px solid var(--rule);
  padding: 14px 0 10px;
  text-align: center;
}

.banner img{
  width: min(720px, 90%);
  max-height: 95px;
  object-fit: contain;
}

.header{
  background: var(--bg-soft);
  border-bottom: 1px solid var(--rule);
}

.container{
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
}

.header .container{
  padding-top: 44px;
  padding-bottom: 38px;
}

h1{
  font-size: 3rem;
  margin: 0 0 10px;
  letter-spacing: -0.03em;
}

.subtitle{
  font-size: 1.15rem;
  color: var(--muted);
  margin: 0;
}

.menu{
  display: flex;
  justify-content: center;
  gap: 38px;
  padding: 14px 20px;
  border-bottom: 1px solid var(--rule);
  background: white;
}

.menu a{
  text-decoration: none;
  color: var(--text);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.menu a:hover{
  color: var(--accent);
}

main{
  padding: 46px 0 70px;
}

.block{
  margin-bottom: 34px;
}

.card{
  background: white;
  border: 1px solid var(--rule);
  border-radius: 14px;
  padding: 26px 30px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.04);
}

h2{
  font-size: 1.65rem;
  margin: 0 0 18px;
}

p{
  font-size: 1.05rem;
  margin: 0 0 16px;
}

.project-facts{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 28px;
}

.fact{
  background: var(--bg-soft);
  border-left: 4px solid var(--accent);
  padding: 14px 16px;
}

.fact strong{
  display: block;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-bottom: 4px;
}

.footer{
  text-align: center;
  border-top: 1px solid var(--rule);
  padding: 18px;
  color: var(--muted);
}

.footer a{
  color: var(--accent);
  text-decoration: none;
  font-weight: 700;
}

@media (max-width: 700px){
  h1{
    font-size: 2.3rem;
  }

  .menu{
    flex-wrap: wrap;
    gap: 18px;
  }

  .project-facts{
    grid-template-columns: 1fr;
  }
}