/* Copyright (C) 2026 ztcloud.org. All rights reserved. */
:root {
  color-scheme: light dark;
  --bg: #f7f7f8; --text: #1b1d21; --muted: #5d6470;
  --font: system-ui, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #14161a; --text: #e8eaee; --muted: #9aa1ad; }
}
body { margin: 0; min-height: 100vh; display: grid; grid-template-rows: 1fr auto;
  background: var(--bg); color: var(--text); font-family: var(--font); }
main { padding: 2rem 1rem; max-width: 40rem; margin: auto; }
footer { padding: 1rem; color: var(--muted); font-size: 0.85rem; text-align: center; }