:root {
  --bg: #f5f7f9; --fg: #12141a; --muted: #5d6b78; --card: #ffffff;
  --line: #dde3e8; --accent: #2f9fd6; --warn: #b4540f; --error: #b3261e;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #12141a; --fg: #eef1f5; --muted: #8f9cab; --card: #1b1e26;
    --line: #2c313c; --accent: #6fe3f2; --warn: #f0a35c; --error: #ff8a80;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--fg);
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif;
}
header {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: .75rem 1.25rem; background: #12141a; color: #fff;
}
.brand { font-weight: 700; letter-spacing: .01em; }
.brand span { color: #6fe3f2; }
.brand small { font-weight: 400; color: #8f9cab; margin-left: .35rem; }
.logout { display: flex; align-items: center; gap: .75rem; margin: 0; }
main { max-width: 72rem; margin: 0 auto; padding: 1.5rem 1.25rem; }
h1 small { font-size: .9rem; font-weight: 400; color: var(--muted); margin-left: .5rem; }
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: 8px; padding: 1.25rem;
}
.login { max-width: 22rem; margin: 3rem auto; display: grid; gap: .9rem; }
.login h1 { margin: 0; }
label { display: grid; gap: .3rem; font-weight: 600; }
input {
  font: inherit; padding: .5rem .6rem; border: 1px solid var(--line); border-radius: 6px;
  background: var(--bg); color: var(--fg);
}
button {
  font: inherit; font-weight: 600; padding: .5rem .9rem; border: 0; border-radius: 6px;
  background: var(--accent); color: #12141a; cursor: pointer;
}
.logout button { background: transparent; color: #fff; border: 1px solid #3a4150; }
.error { color: var(--error); margin: 0; }
.scroll { overflow-x: auto; }
table {
  width: 100%; border-collapse: collapse; background: var(--card);
  border: 1px solid var(--line); border-radius: 8px;
}
th, td { text-align: left; padding: .55rem .75rem; border-bottom: 1px solid var(--line); white-space: nowrap; }
th { font-size: .8rem; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); }
tr.stale td { color: var(--muted); }
.badge {
  font-size: .75rem; font-weight: 600; color: var(--warn);
  border: 1px solid currentColor; border-radius: 4px; padding: 0 .3rem;
}
code { font-size: .85em; }
.note { color: var(--muted); font-size: .85rem; }