:root {
  --bg: #0f1419;
  --card: #161c24;
  --text: #e8eef5;
  --muted: #8b9bb0;
  --accent: #2ea67a;
  --err: #f07178;
  --ok: #7fd99a;
  --warn: #ffcc66;
  --border: #253041;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, sans-serif;
  background: var(--bg);
  color: var(--text);
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border);
  background: #0b0f14;
}
.top nav { display: flex; gap: 1rem; flex-wrap: wrap; }
.wrap { padding: 1.25rem; max-width: 1100px; margin: 0 auto; }
.narrow-form { max-width: 560px; }
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1rem 1.1rem;
}
.card.narrow { max-width: 420px; margin: 4rem auto; }
.grid { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
h1 { font-size: 1.35rem; margin-top: 0; }
h2 { font-size: 1.05rem; margin: 0 0 0.5rem; }
.muted { color: var(--muted); font-size: 0.9rem; }
.err { color: var(--err); }
.ok { color: var(--ok); }
.kpi { margin: 0.5rem 0 0; padding-left: 1.1rem; }
.pill {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  font-weight: 600;
}
.pill.alerta, .pill.alert { border-color: var(--err); color: var(--err); }
.pill.atencion, .pill.attention { border-color: var(--warn); color: var(--warn); }
.pill.ok { border-color: var(--ok); color: var(--ok); }
.table-scroll { overflow-x: auto; border: 1px solid var(--border); border-radius: 10px; }
table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
th, td { padding: 0.55rem 0.65rem; border-bottom: 1px solid var(--border); vertical-align: top; }
th { text-align: left; background: #121924; position: sticky; top: 0; }
.num { text-align: right; white-space: nowrap; }
.stack label { display: block; margin-top: 0.75rem; font-size: 0.9rem; color: var(--muted); }
.stack input, .stack select, .stack textarea {
  width: 100%;
  margin-top: 0.25rem;
  padding: 0.55rem 0.6rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: #0b0f14;
  color: var(--text);
}
.stack button {
  margin-top: 1rem;
  padding: 0.65rem 1rem;
  border-radius: 8px;
  border: 0;
  background: var(--accent);
  color: #04110c;
  font-weight: 700;
  cursor: pointer;
}
.login body { min-height: 100vh; display: grid; place-items: center; }