:root {
  color-scheme: light dark;
  --bg: #ffffff;
  --fg: #111111;
  --muted: #666666;
  --line: #dddddd;
  --accent: #db2777;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #111111;
    --fg: #f5f5f5;
    --muted: #999999;
    --line: #333333;
    --accent: #f472b6;
  }
}
body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--fg);
  font-family: system-ui, -apple-system, sans-serif;
}
main {
  box-sizing: border-box;
  max-width: 480px;
  margin: 0 auto;
  padding: 56px 16px 48px;
}
h1 { font-size: 2rem; margin: 0 0 12px; letter-spacing: -0.02em; }
p { line-height: 1.5; }
.muted { color: var(--muted); font-size: 0.95rem; }
form { display: flex; gap: 8px; margin: 24px 0 8px; }
input {
  flex: 1;
  min-width: 0;
  font: inherit;
  font-size: 1.05rem;
  padding: 12px 14px;
  border: 1px solid var(--muted);
  border-radius: 12px;
  background: transparent;
  color: var(--fg);
}
button {
  font: inherit;
  font-weight: 600;
  padding: 12px 18px;
  border: 0;
  border-radius: 12px;
  background: var(--accent);
  color: #000;
  cursor: pointer;
}
button.secondary {
  background: transparent;
  color: var(--fg);
  border: 1px solid var(--muted);
}
#status { min-height: 1.5em; color: var(--muted); margin: 8px 0 0; }
.saved { margin-top: 32px; padding-top: 24px; border-top: 1px solid var(--line); }
.back { display: inline-block; margin-bottom: 24px; color: var(--muted); }
[hidden] { display: none !important; }