:root {
  color: #172033;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: linear-gradient(135deg, #e8f0ff, #f8fbff);
}

* {
  box-sizing: border-box;
}

body {
  min-height: 100vh;
  margin: 0;
  display: grid;
  place-items: center;
  padding: 24px;
}

.card {
  width: min(100%, 420px);
  padding: 32px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 24px 80px rgba(36, 63, 120, 0.18);
}

.eyebrow {
  margin: 0 0 8px;
  color: #3264e8;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: clamp(2rem, 6vw, 3rem);
}

.description {
  color: #5d6a85;
  line-height: 1.5;
}

form {
  display: grid;
  gap: 16px;
  margin-top: 24px;
}

label {
  display: grid;
  gap: 8px;
  color: #38445c;
  font-weight: 700;
}

input {
  width: 100%;
  border: 1px solid #ccd6ef;
  border-radius: 12px;
  padding: 13px 14px;
  color: #172033;
  font: inherit;
}

button {
  border: 0;
  border-radius: 12px;
  padding: 14px 16px;
  color: white;
  background: #3264e8;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
}

button:disabled {
  cursor: wait;
  opacity: 0.7;
}

.message {
  min-height: 1.5em;
  margin: 18px 0 0;
  color: #3264e8;
  font-weight: 700;
}

.message.error {
  color: #c73535;
}


.version {
  margin: 8px 0 0;
  color: #7a869f;
  font-size: 0.85rem;
  font-weight: 600;
}