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

:root {
  --bg: #ffffff;
  --text: #1a1a1a;
  --muted: #666666;
  --rule: #cccccc;
  --link: #1a1a1a;
  --link-hover: #444444;
}

html, body {
  height: 100%;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: Georgia, "Times New Roman", serif;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 2rem;
}

main {
  max-width: 480px;
  width: 100%;
}

.wordmark {
  font-size: clamp(1.4rem, 4vw, 1.9rem);
  font-weight: normal;
  letter-spacing: 0.01em;
  color: var(--text);
  line-height: 1.2;
}

hr {
  border: none;
  border-top: 2px solid var(--text);
  margin: 1rem 0 1.4rem;
  width: 100%;
}

.tagline {
  font-size: 1rem;
  color: var(--muted);
  margin-bottom: 2rem;
  font-style: italic;
}

.email {
  display: inline-block;
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 0.85rem;
  letter-spacing: 0.03em;
  color: var(--link);
  text-decoration: none;
  border-bottom: 1px solid var(--rule);
  padding-bottom: 1px;
  transition: border-color 0.15s ease, color 0.15s ease;
}

.email:hover {
  color: var(--link-hover);
  border-bottom-color: var(--link-hover);
}