:root {
  --bg: #f6f7f9; --fg: #1a1d24; --muted: #6b7280; --card: #ffffff;
  --border: #e5e7eb; --accent: #2563eb; --pos: #15803d; --neg: #b91c1c;
  --ok: #15803d; --warn: #b45309; --danger: #b91c1c;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1216; --fg: #e5e7eb; --muted: #9aa3af; --card: #171b21;
    --border: #262b33; --accent: #60a5fa; --pos: #4ade80; --neg: #f87171;
    --ok: #4ade80; --warn: #fbbf24; --danger: #f87171;
  }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg);
  font: 15px/1.5 system-ui, -apple-system, Segoe UI, Roboto, sans-serif; }
.wrap { max-width: 1100px; margin: 0 auto; padding: 1.25rem; }
a { color: var(--accent); }
h1 { font-size: 1.25rem; margin: 0; }
h2 { font-size: 1rem; margin: 0 0 .75rem; }
.muted { color: var(--muted); }
.small { font-size: .82rem; }
.error { color: var(--danger); }
.ok { color: var(--ok); }

.top { display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; margin-bottom: 1rem; }
.top-right { display: flex; align-items: center; gap: .9rem; }
.pill { font-size: .75rem; font-weight: 600; padding: .2rem .55rem; border-radius: 999px;
  background: var(--border); color: var(--fg); }
.pill.ok { background: color-mix(in srgb, var(--ok) 22%, transparent); color: var(--ok); }
.pill.warn { background: color-mix(in srgb, var(--warn) 22%, transparent); color: var(--warn); }
.pill.danger { background: color-mix(in srgb, var(--danger) 22%, transparent); color: var(--danger); }

.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: .75rem; margin-bottom: 1rem; }
.stat { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: .9rem 1rem; }
.stat.wide { grid-column: 1 / -1; }
.stat-label { font-size: .8rem; color: var(--muted); }
.stat-value { font-size: 1.5rem; font-weight: 650; margin-top: .15rem; }

.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: .75rem; margin-bottom: 1rem; }
@media (max-width: 760px) { .grid2 { grid-template-columns: 1fr; } }
.card { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 1rem; overflow-x: auto; }

table { width: 100%; border-collapse: collapse; font-size: .9rem; }
th, td { text-align: left; padding: .4rem .5rem; border-bottom: 1px solid var(--border); white-space: nowrap; }
th { color: var(--muted); font-weight: 600; }
td.pos, .pos { color: var(--pos); }
td.neg, .neg { color: var(--neg); }
ul { margin: 0; padding-left: 1.1rem; } li { margin: .2rem 0; }

.login { max-width: 420px; margin: 8vh auto; text-align: center; }
.login form { display: flex; flex-direction: column; gap: .6rem; margin-top: 1rem; text-align: left; }
.login label { font-size: .85rem; color: var(--muted); }
input { padding: .6rem .7rem; border: 1px solid var(--border); border-radius: 8px; background: var(--bg); color: var(--fg); font-size: 1rem; }
button { padding: .6rem .7rem; border: 0; border-radius: 8px; background: var(--accent); color: #fff; font-size: 1rem; font-weight: 600; cursor: pointer; }
footer { margin-top: 1rem; }
.mermaid { background: transparent; }