:root { color-scheme: light dark; --bg: #f6f5f2; --fg: #1b1b1b; --muted: #6b6b6b; --card: #ffffff; --line: #dedbd4; --accent: #1b1b1b; --accent-fg: #ffffff; --bad: #a3261d; }
@media (prefers-color-scheme: dark) { :root { --bg: #121212; --fg: #ecebe8; --muted: #9a9a9a; --card: #1c1c1c; --line: #333; --accent: #ecebe8; --accent-fg: #121212; --bad: #ff8a80; } }
* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; display: grid; place-items: center; padding: 16px; background: var(--bg); color: var(--fg); font: 16px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif; }
main { width: 100%; max-width: 400px; background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 28px; }
h1 { font-size: 22px; margin: 0 0 20px; }
label { display: block; font-size: 14px; color: var(--muted); margin-bottom: 6px; }
input { width: 100%; font: inherit; padding: 10px 12px; border: 1px solid var(--line); border-radius: 8px; background: transparent; color: inherit; margin-bottom: 12px; }
button, .button { display: block; width: 100%; text-align: center; font: inherit; padding: 10px 12px; border-radius: 8px; border: 1px solid var(--accent); background: var(--accent); color: var(--accent-fg); cursor: pointer; text-decoration: none; }
.secondary { background: transparent; color: var(--fg); border-color: var(--line); }
.link { background: none; border: none; color: var(--muted); padding: 8px 0 0; text-decoration: underline; }
.divider { text-align: center; color: var(--muted); font-size: 14px; margin: 16px 0; }
dl { margin: 0 0 20px; } dt { font-size: 14px; color: var(--muted); } dd { margin: 0 0 12px; }
.stack > * + * { margin-top: 10px; }
#message { min-height: 1.5em; margin: 16px 0 0; font-size: 14px; }
#message.bad { color: var(--bad); }
[hidden] { display: none !important; }