:root {
  --bg: #0f1115;
  --card: #171a21;
  --fg: #e6e8ec;
  --muted: #9aa3b2;
  --accent: #6ea8fe;
  --error: #ff8080;
  --notice: #7ee787;
  --border: #262b36;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 2rem 1rem;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.55 ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

.card {
  width: 100%;
  max-width: 40rem;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2rem;
}

.host {
  margin: 0;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.8rem;
  color: var(--muted);
}

h1 {
  margin: 0.25rem 0 1.25rem;
  font-size: 1.6rem;
  line-height: 1.2;
}

h2 {
  margin: 1.75rem 0 0.5rem;
  font-size: 1.1rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

p { margin: 0.75rem 0; }

.muted { color: var(--muted); }
.small { font-size: 0.875rem; }

.error, .notice {
  padding: 0.7rem 0.9rem;
  border-radius: 8px;
  border: 1px solid;
}

.error {
  color: var(--error);
  border-color: color-mix(in srgb, var(--error) 40%, transparent);
  background: color-mix(in srgb, var(--error) 10%, transparent);
}

.notice {
  color: var(--notice);
  border-color: color-mix(in srgb, var(--notice) 40%, transparent);
  background: color-mix(in srgb, var(--notice) 10%, transparent);
}

button, .button {
  display: inline-block;
  margin-top: 1rem;
  padding: 0.6rem 1.1rem;
  border: 1px solid var(--accent);
  border-radius: 8px;
  background: var(--accent);
  color: #0b1020;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
}

button.secondary, .button.secondary {
  background: transparent;
  color: var(--fg);
  border-color: var(--border);
}

button.danger {
  background: transparent;
  color: var(--error);
  border-color: color-mix(in srgb, var(--error) 45%, transparent);
}

label {
  display: block;
  margin: 1rem 0 0.35rem;
  font-size: 0.9rem;
  color: var(--muted);
}

input[type="text"], input[type="email"], input[type="password"] {
  width: 100%;
  padding: 0.6rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #10131a;
  color: var(--fg);
  font: inherit;
}

input:read-only { opacity: 0.7; }

table {
  width: 100%;
  margin-top: 0.75rem;
  border-collapse: collapse;
  font-size: 0.9rem;
}

th, td {
  padding: 0.5rem 0.4rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

th { color: var(--muted); font-weight: 600; }

code, .mono {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.9em;
  word-break: break-all;
}

.tag {
  display: inline-block;
  padding: 0.1rem 0.45rem;
  margin: 0 0.2rem 0.2rem 0;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 0.78rem;
  color: var(--muted);
}

.tag.bad { color: var(--error); border-color: color-mix(in srgb, var(--error) 40%, transparent); }
.tag.good { color: var(--notice); border-color: color-mix(in srgb, var(--notice) 40%, transparent); }

footer {
  display: flex;
  gap: 1rem;
  align-items: center;
  margin-top: 2rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  font-size: 0.85rem;
}

footer a { color: var(--accent); text-decoration: none; }
footer .spacer { flex: 1; }

fieldset {
  margin: 1.25rem 0 0;
  padding: 0.9rem 1rem 1.1rem;
  border: 1px solid var(--border);
  border-radius: 10px;
}

legend { padding: 0 0.4rem; font-size: 0.9rem; color: var(--muted); }

ul.plain { list-style: none; padding: 0; margin: 0.5rem 0; }
ul.plain li { padding: 0.3rem 0; border-bottom: 1px solid var(--border); }
ul.plain li:last-child { border-bottom: none; }