:root { color-scheme: light dark; --bg: #f6f7f9; --card: #fff; --text: #0f172a; --muted: #5b6475; --line: #d9dee7; --accent: #2456d6; --bad: #b42318; }
@media (prefers-color-scheme: dark) { :root { --bg: #0e1116; --card: #161b22; --text: #e6e9ef; --muted: #9aa3b2; --line: #2b323d; --accent: #7aa2ff; --bad: #ff8a80; } }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 16px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif; }
main { max-width: 26rem; margin: 12vh auto; padding: 28px; background: var(--card); border: 1px solid var(--line); border-radius: 12px; }
.brand { margin: 0 0 8px; font-weight: 600; color: var(--muted); letter-spacing: .02em; }
h1 { font-size: 22px; margin: 0 0 16px; }
label { display: block; margin: 0 0 14px; font-weight: 500; }
input { display: block; width: 100%; margin-top: 6px; padding: 10px 12px; font: inherit; color: var(--text); background: var(--bg); border: 1px solid var(--line); border-radius: 8px; }
input:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
button { width: 100%; padding: 11px; font: 600 16px system-ui, sans-serif; color: #fff; background: var(--accent); border: 0; border-radius: 8px; cursor: pointer; }
button[disabled] { opacity: .6; cursor: progress; }
a { color: var(--accent); }
.alt { margin: 18px 0 0; font-size: 14px; }
.muted, .note { color: var(--muted); font-size: 14px; }
#msg { margin: 16px 0 0; color: var(--bad); font-size: 14px; }
#folders { padding-left: 20px; }
#folders li { margin: 6px 0; }