:root {
  --sensor-blue: #147bbb;
  --sensor-navy: #273764;
  --page-bg: #eef6fb;
  --panel-bg: #ffffff;
  --line: rgba(39, 55, 100, 0.18);
  --shadow: rgba(39, 55, 100, 0.16);
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--sensor-navy);
  background:
    linear-gradient(135deg, rgba(20, 123, 187, 0.14), transparent 42%),
    linear-gradient(315deg, rgba(39, 55, 100, 0.14), transparent 44%),
    var(--page-bg);
}

.page-shell {
  display: grid;
  min-height: 100vh;
  place-items: center;
  padding: 28px;
}

.brand-frame {
  display: grid;
  width: min(960px, 100%);
  gap: 40px;
  justify-items: center;
  padding: clamp(36px, 7vw, 76px);
  border: 1px solid var(--line);
  border-top: 5px solid var(--sensor-blue);
  border-radius: 14px;
  background: var(--panel-bg);
  box-shadow: 0 24px 70px var(--shadow);
}

.logo {
  display: block;
  width: min(720px, 100%);
  height: auto;
}

address {
  margin: 0;
  padding-top: 28px;
  border-top: 1px solid var(--line);
  color: var(--sensor-navy);
  font-style: normal;
  font-size: 15px;
  line-height: 1.65;
  text-align: center;
}

@media (max-width: 640px) {
  .page-shell {
    padding: 18px;
  }

  .brand-frame {
    gap: 28px;
    padding: 30px 22px;
    border-radius: 10px;
  }
}