body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: radial-gradient(circle at top, #17365a 0%, #0a1d33 55%);
  color: #c4c8d1;
}

.container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.card {
  width: 100%;
  max-width: 720px;
  background: #102942;
  border: 1px solid #2b4560;
  border-top: 4px solid #c41f3e;
  border-radius: 6px;
  padding: 24px;
}

h1 {
  margin: 0;
  font-size: 36px;
  color: #d2d6de;
}

.tagline {
  margin: 12px 0 0;
  color: #b7bdc9;
  line-height: 1.5;
}

.contact-block {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid #2b4560;
}

h2 {
  margin: 0;
}

.contact-form {
  display: grid;
  gap: 10px;
  margin-top: 12px;
}

input,
textarea,
button {
  font: inherit;
}

input,
textarea {
  padding: 10px;
  border: 1px solid #3b5672;
  border-radius: 4px;
  background: #0b2237;
  color: #c4c8d1;
}

button {
  background: #c41f3e;
  color: #ffffff;
  border: 0;
  border-radius: 4px;
  padding: 10px 14px;
  cursor: pointer;
}

button:hover {
  background: #d52e4d;
}

.phone-reveal {
  display: inline-block;
  margin-top: 8px;
}

.hidden-phone {
  margin-left: 8px;
  color: #b7bdc9;
}

.address-line {
  margin-bottom: 4px;
}

address {
  font-style: normal;
  color: #b7bdc9;
  line-height: 1.5;
}

@media (max-width: 640px) {
  h1 {
    font-size: 30px;
  }
}