:root {
  --background: #0d0f1a;
  --surface: #161928;
  --surface-variant: #1e2235;
  --primary: #5532b8;
  --secondary: #9984d4;
  --success: #10b981;
  --error: #f43f5e;
  --text: #ffffff;
  --text-secondary: rgba(255, 255, 255, 0.7);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: var(--background);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  text-align: center;
}

.card {
  width: 100%;
  max-width: 420px;
  background: var(--surface);
  border-radius: 16px;
  padding: 40px 28px;
}

.wordmark {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.02em;
  margin: 0 0 24px;
  color: var(--secondary);
}

h1 {
  font-size: 22px;
  margin: 20px 0 8px;
}

p {
  font-size: 15px;
  line-height: 1.5;
  color: var(--text-secondary);
  margin: 0 0 8px;
}

.tagline {
  font-size: 16px;
  color: var(--text-secondary);
  margin: 0 0 28px;
}

.icon {
  width: 56px;
  height: 56px;
}

.icon.success circle {
  fill: var(--success);
}

.icon.error circle {
  fill: var(--error);
}

.button {
  display: inline-block;
  margin-top: 24px;
  padding: 12px 28px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  background: var(--primary);
  color: var(--text);
  border: 1px solid var(--primary);
}

.button[aria-disabled="true"] {
  background: transparent;
  border-color: var(--surface-variant);
  color: var(--text-secondary);
  cursor: default;
}

footer {
  margin-top: 32px;
  font-size: 13px;
  color: var(--text-secondary);
}