:root {
  color-scheme: light;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #f4f7fb;
  color: #142033;
}

* {
  box-sizing: border-box;
}

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

.shell {
  align-items: center;
  display: flex;
  min-height: 100vh;
  padding: 32px 16px;
}

.panel {
  background: #ffffff;
  border: 1px solid #d9e2ee;
  border-radius: 8px;
  box-shadow: 0 18px 45px rgb(22 37 64 / 10%);
  margin: 0 auto;
  max-width: 720px;
  padding: 32px;
  width: 100%;
}

.eyebrow {
  color: #51627a;
  font-size: 0.8rem;
  font-weight: 700;
  margin: 0 0 8px;
  text-transform: uppercase;
}

h1 {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  letter-spacing: 0;
  line-height: 1.1;
  margin: 0 0 28px;
}

label {
  display: block;
  font-weight: 700;
  margin-bottom: 8px;
}

.input-row {
  display: grid;
  gap: 12px;
  grid-template-columns: minmax(0, 1fr) auto;
}

input,
button {
  border-radius: 6px;
  font: inherit;
  min-height: 48px;
}

input {
  border: 1px solid #aab8cc;
  padding: 0 14px;
  width: 100%;
}

button {
  background: #0d6efd;
  border: 0;
  color: #ffffff;
  cursor: pointer;
  font-weight: 800;
  padding: 0 20px;
}

button:disabled {
  background: #8796aa;
  cursor: wait;
}

.status {
  color: #26364d;
  min-height: 24px;
}

.status.error {
  color: #b42318;
}

.note {
  color: #51627a;
  font-size: 0.92rem;
  margin-bottom: 0;
}

@media (max-width: 620px) {
  .panel {
    padding: 24px;
  }

  .input-row {
    grid-template-columns: 1fr;
  }
}