:root {
  color-scheme: dark;
  --bg: #121212;
  --fg: #e8e8e8;
  --muted: #9a9a9a;
  --line: #2a2a2a;
  --accent: #c4c4c4;
  font-family: ui-sans-serif, system-ui, sans-serif;
}
* { box-sizing: border-box; }
body {
  margin: 0 auto;
  max-width: 72rem;
  padding: 1.25rem;
  background: var(--bg);
  color: var(--fg);
}
h1 { font-size: 1.25rem; font-weight: 600; margin: 0 0 0.25rem; }
.lede, footer, #status { color: var(--muted); font-size: 0.9rem; }
#status.is-alert { color: #ef9a9a; }
form {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: end;
  margin: 1rem 0;
}
label { display: flex; flex-direction: column; gap: 0.25rem; font-size: 0.85rem; }
input {
  background: #1c1c1c;
  color: var(--fg);
  border: 1px solid var(--line);
  padding: 0.4rem 0.5rem;
  min-width: 12rem;
}
button {
  background: var(--fg);
  color: var(--bg);
  border: 0;
  padding: 0.5rem 0.9rem;
  cursor: pointer;
}
canvas {
  display: block;
  width: 100%;
  background: #000;
  border: 1px solid var(--line);
  outline: none;
}
footer { margin-top: 0.75rem; }
a { color: var(--accent); }
.is-hidden { display: none; }
.auth-actions { margin: 1.25rem 0; }
a.button {
  display: inline-block;
  background: var(--fg);
  color: var(--bg);
  text-decoration: none;
  padding: 0.5rem 0.9rem;
}
.user-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  margin: 0.5rem 0 0;
  font-size: 0.85rem;
  color: var(--muted);
}
.user-bar a { color: var(--accent); }