:root { --bg: #0b0b0d; --fg: #ececf1; --muted: #a1a1aa; --line: #26262c; --accent: #c8f560; color-scheme: dark; }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 16px/1.6 system-ui, -apple-system, "Segoe UI", sans-serif; }
main { max-width: 680px; margin: 0 auto; padding: 40px 20px 80px; }
a { color: var(--accent); }
h1 { font-size: 28px; line-height: 1.2; margin: 0 0 6px; }
h2 { font-size: 18px; margin: 32px 0 8px; }
p, li { color: #d4d4d8; }
.muted { color: var(--muted); font-size: 14px; }
.back { display: inline-block; margin-bottom: 28px; font-size: 14px; color: var(--muted); text-decoration: none; }
form { display: grid; gap: 12px; margin-top: 16px; max-width: 360px; }
input { font: inherit; padding: 12px 14px; border-radius: 10px; border: 1px solid var(--line); background: #141418; color: var(--fg); }
button { font: inherit; font-weight: 600; padding: 12px 14px; border-radius: 10px; border: 0; background: #ef4444; color: #fff; cursor: pointer; }
button:disabled { opacity: .5; }
#msg { min-height: 1.6em; }