:root {
  font-family: GillSansNova, Montserrat, sans-serif;
  background: #f7f9fa;
  color: #3e4a59;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
}

.demo-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  background: #f3f5f6;
}

.demo-card {
  width: min(720px, 100%);
  background: #fff;
  border-radius: 8px;
  padding: 34px;
  box-shadow: 0 4px 16px rgba(62, 74, 89, 0.15);
}

.demo-label {
  margin: 0;
  color: #a4afb7;
  text-transform: uppercase;
  font-size: 12px;
  letter-spacing: 0.08em;
  font-weight: 600;
}

.demo-title {
  margin: 10px 0 14px;
  font-size: 40px;
  color: #3e4a59;
  line-height: 0.9;
  font-weight: 600;
}

.demo-text {
  margin: 0 0 22px;
  color: #707e8c;
  line-height: 1.4;
  font-size: 16px;
}

.demo-btn {
  border: 0;
  border-radius: 5px;
  background: #0063F2;
  color: #fff;
  padding: 12px 16px;
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.2s ease-in-out;
}

.demo-btn:hover {
  background: #3386FF;
}

@media (max-width: 760px) {
  .demo-card {
    padding: 20px;
    border-radius: 6px;
  }

  .demo-title {
    font-size: 30px;
  }
}