:root {
  --color-bg: #0a0a0a;
  --color-text: #e8e8e8;
  --color-text-muted: #888888;
  --color-accent: #5a9fc5;
  --color-border: #1e1e1e;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  padding: 2rem 1.5rem;
}

main {
  width: 100%;
  max-width: 520px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.asn-badge {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-accent);
  background: rgba(90, 159, 197, 0.08);
  border: 1px solid rgba(90, 159, 197, 0.25);
  padding: 0.35rem 0.9rem;
  border-radius: 999px;
  text-decoration: none;
  transition: all 0.2s ease;
  margin-bottom: 1.25rem;
}

.asn-badge:hover {
  background: rgba(90, 159, 197, 0.18);
  border-color: var(--color-accent);
}

h1 {
  font-size: 2.25rem;
  font-weight: 600;
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
}

.section {
  width: 100%;
  margin-bottom: 2rem;
}

.label {
  display: block;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-text-muted);
  margin-bottom: 0.6rem;
}

.mono-link {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.92rem;
  color: var(--color-text);
  text-decoration: none;
  transition: color 0.2s ease;
}

.mono-link:hover, 
.email-link:hover {
  color: var(--color-accent);
}

.email-link {
  color: var(--color-text);
  text-decoration: none;
  font-size: 0.95rem;
  transition: color 0.2s ease;
}

.prefix-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 0.25rem;
}

.prefix-tag {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.82rem;
  color: var(--color-text-muted);
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--color-border);
  padding: 0.35rem 0.65rem;
  border-radius: 6px;
  text-decoration: none;
  transition: all 0.2s ease;
}

.prefix-tag:hover {
  color: var(--color-accent);
  border-color: rgba(90, 159, 197, 0.4);
  background: rgba(90, 159, 197, 0.05);
}