:root {
  color-scheme: dark;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #0a0d14;
  color: #f6f7fb;
}

* { box-sizing: border-box; }

body {
  min-height: 100vh;
  margin: 0;
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    radial-gradient(circle at 20% 0%, rgba(100, 122, 255, 0.2), transparent 42%),
    #0a0d14;
}

.auth-card {
  width: min(100%, 460px);
  padding: 40px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 24px;
  background: rgba(18, 22, 34, 0.94);
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.42);
}

.eyebrow {
  margin: 0 0 18px;
  color: #9aa8ff;
  font-size: 12px;
  font-weight: 750;
  letter-spacing: 0.16em;
}

h1 { margin: 0; font-size: clamp(30px, 7vw, 42px); line-height: 1.04; }
.description { margin: 18px 0 0; color: #b8bfce; line-height: 1.6; }
.status { min-height: 24px; margin: 24px 0 16px; color: #d8dcef; }
.status.error { color: #ff9f9f; }

button {
  width: 100%;
  min-height: 48px;
  border: 0;
  border-radius: 14px;
  background: #f7f8ff;
  color: #121522;
  font: inherit;
  font-weight: 750;
  cursor: pointer;
}

button:hover { background: #dfe3ff; }
button[hidden] { display: none; }