:root { color-scheme: dark; font-family: Segoe UI, sans-serif; background: #111518; color: #edf2f4; }
body { margin: 0; }
header { padding: 1rem 2rem; background: #1b2328; border-bottom: 1px solid #38454c; }
header a { color: #edf2f4; font-weight: 700; text-decoration: none; }
main { max-width: 1050px; margin: 2rem auto; padding: 0 1rem; }
.panel { background: #1b2328; border: 1px solid #38454c; border-radius: 8px; padding: 1.25rem; margin: 1rem 0; }
.narrow { max-width: 420px; margin: 4rem auto; }
label { display: block; margin-top: .8rem; }
input { box-sizing: border-box; width: 100%; padding: .65rem; margin: .25rem 0; }
button { padding: .65rem 1rem; margin-top: .8rem; cursor: pointer; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: .65rem; border-bottom: 1px solid #38454c; }
.error { color: #ff9f9f; }.warning { color: #f7cf77; }.message { color: #91e6ae; }