:root {
  color-scheme: light dark;
  --bg: #f6f7f9;
  --fg: #1a1a1a;
  --muted: #6b7280;
  --card: #ffffff;
  --border: #e5e7eb;
  --accent: #2563eb;
  --ok: #16a34a;
  --bad: #dc2626;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #16181d; --fg: #e8e8e8; --muted: #9aa0a6; --card: #1f2228; --border: #2c2f36; --accent: #60a5fa; }
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--fg);
}
.wrap { max-width: 520px; margin: 10vh auto; padding: 0 20px; }
.app { max-width: 860px; margin: 0 auto; padding: 0 20px 60px; }
h1 { margin: 0 0 4px; }
h2 { margin: 28px 0 10px; font-size: 1.15rem; }
.lead { color: var(--muted); margin: 0 0 24px; }
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  margin-bottom: 14px;
}
.muted { color: var(--muted); font-size: 14px; }
.err { color: var(--bad); font-size: 14px; }
code { background: var(--border); padding: 1px 5px; border-radius: 4px; font-size: 0.9em; }

.topbar {
  display: flex; justify-content: space-between; align-items: center;
  padding: 14px 20px; border-bottom: 1px solid var(--border); margin-bottom: 24px;
}
.topbar a { color: var(--fg); text-decoration: none; font-weight: 600; }
.topbar a + a { font-weight: 400; color: var(--muted); }

a { color: var(--accent); }
label { display: block; margin: 10px 0 3px; font-size: 14px; color: var(--muted); }
input, select {
  width: 100%; padding: 8px 10px; border: 1px solid var(--border);
  border-radius: 8px; background: var(--bg); color: var(--fg); font: inherit;
}
input[type=checkbox] { width: auto; }
button {
  margin-top: 14px; padding: 9px 16px; border: 0; border-radius: 8px;
  background: var(--accent); color: #fff; font: inherit; cursor: pointer;
}
button.ghost { background: transparent; color: var(--muted); border: 1px solid var(--border); }
.row { display: flex; gap: 10px; flex-wrap: wrap; }
.row > * { flex: 1; min-width: 120px; }

table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 6px 8px; border-bottom: 1px solid var(--border); }

.kpi { display: flex; gap: 18px; flex-wrap: wrap; margin: 6px 0 4px; }
.kpi div { background: var(--bg); border: 1px solid var(--border); border-radius: 10px; padding: 10px 14px; }
.kpi b { display: block; font-size: 1.3rem; }

.bars { display: flex; align-items: flex-end; gap: 3px; height: 90px; margin-top: 8px; }
.bars span { flex: 1; background: var(--accent); border-radius: 2px 2px 0 0; min-height: 2px; opacity: .55; }
.bars span.met { opacity: 1; }
.bars span.hol { background: var(--muted); }
.ok { color: var(--ok); } .bad { color: var(--bad); }