:root {
  --bg: #e0e0e0;
  --text: #0e0e0e;
  --accent: #0e0e0e;
}

[data-theme='dark'] {
  --bg: #0e0e0e;
  --text: #e0e0e0;
  --accent: #e0e0e0;
}

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  overflow: hidden;
}

body {
  position: relative;
  background-color: var(--bg);
  color: var(--text);
  font-family: system-ui, sans-serif;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100dvh;
  margin: 0;
  padding: 2rem;
  text-align: center;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
.logo {
  width: 200px;
  margin-bottom: 1rem;
  color: var(--text);
}
p.tagline {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  color: var(--text);
  font-size: clamp(1rem, 2vw, 1.25rem);
}
a {
  color: var(--accent);
  text-decoration: none;
  margin: 0 0.5rem;
}
a:hover {
  text-decoration: underline;
}
.links {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  justify-content: center;
}
#theme-toggle {
  position: fixed;
  top: 1rem;
  right: 1rem;
  z-index: 100;
  background: none;
  border: 1px solid var(--accent);
  color: var(--accent);
  border-radius: 6px;
  padding: 0.4rem 0.6rem;
  font-size: 1rem;
  cursor: pointer;
  transition: background 0.2s ease;
}

#theme-toggle:hover {
  background: var(--accent);
  color: var(--bg);
}