:root {
  --azul: #1d4ed8;
  --gris: #6b7280;
  --borde: #e5e7eb;
  --fondo: #f8fafc;
  --rojo: #b91c1c;
  --verde: #15803d;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  background: var(--fondo);
  color: #111827;
}
header { background: #fff; border-bottom: 1px solid var(--borde); }
nav {
  max-width: 1100px; margin: 0 auto; padding: 0.6rem 1rem;
  display: flex; gap: 1rem; align-items: center;
}
nav .brand { font-weight: 700; color: var(--azul); }
nav .spacer { flex: 1; }
nav a { color: #374151; text-decoration: none; }
nav a:hover { color: var(--azul); }
main { max-width: 1100px; margin: 1.5rem auto; padding: 0 1rem; }
h1 { font-size: 1.4rem; }
h2 { font-size: 1.1rem; }
h3 { font-size: 1rem; }
.page-head { display: flex; align-items: center; gap: 1rem; justify-content: space-between; }
.card {
  background: #fff; border: 1px solid var(--borde); border-radius: 8px;
  padding: 1rem 1.25rem; margin-bottom: 1.25rem;
}
.card.narrow { max-width: 480px; margin: 2rem auto; }
table { width: 100%; border-collapse: collapse; background: #fff; }
th, td { text-align: left; padding: 0.5rem 0.6rem; border-bottom: 1px solid var(--borde); }
th { background: #f1f5f9; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.02em; }
tr:hover td { background: #f8fafc; }
a { color: var(--azul); }
label { display: block; margin: 0.6rem 0; font-size: 0.9rem; }
label.inline { display: inline-flex; gap: 0.4rem; align-items: center; margin-right: 1rem; }
input, select, textarea {
  width: 100%; padding: 0.45rem 0.55rem; margin-top: 0.2rem;
  border: 1px solid #cbd5e1; border-radius: 6px; font-size: 0.95rem;
  font-family: inherit;
}
label.inline input { width: auto; margin: 0; }
button, .btn {
  display: inline-block; background: var(--azul); color: #fff; border: 0;
  padding: 0.5rem 1rem; border-radius: 6px; font-size: 0.95rem;
  cursor: pointer; text-decoration: none; margin-top: 0.5rem;
}
button:hover, .btn:hover { background: #1e40af; color: #fff; }
.filters { display: flex; gap: 0.75rem; margin: 1rem 0; }
.filters input, .filters select { width: auto; min-width: 220px; }
.inline-form { display: flex; gap: 0.75rem; align-items: end; flex-wrap: wrap; }
.inline-form label { margin: 0; }
.inline-form input, .inline-form select { min-width: 130px; }
.muted { color: var(--gris); }
.error { color: var(--rojo); font-weight: 600; }
.ok { color: var(--verde); font-weight: 600; }
.badge {
  background: #fee2e2; color: var(--rojo); border-radius: 999px;
  padding: 0.15rem 0.6rem; font-size: 0.8rem;
}
.warnings li { color: #92400e; margin: 0.25rem 0; }
details summary { cursor: pointer; font-weight: 600; margin-bottom: 0.5rem; }
.chip {
  display: inline-block; background: #e0e7ff; color: #3730a3; border-radius: 999px;
  padding: 0.1rem 0.55rem; font-size: 0.78rem; margin: 0.1rem 0.15rem 0.1rem 0;
}
.btn-link {
  background: none; border: none; color: var(--rojo); cursor: pointer;
  padding: 0; margin: 0; font-size: 0.95rem; text-decoration: underline;
}
.btn-link:hover { background: none; color: #7f1d1d; }
.logout-form { display: inline; margin: 0; }
.link-button {
  background: none; border: none; color: #374151; cursor: pointer;
  padding: 0; margin: 0; font-size: inherit; font-family: inherit;
}
.link-button:hover { background: none; color: var(--azul); }
.btn-google { display: block; text-align: center; margin-bottom: 0.75rem; }
fieldset { border: 1px solid var(--borde); border-radius: 6px; margin: 0.75rem 0; }
legend { font-weight: 600; font-size: 0.9rem; padding: 0 0.3rem; }
label.inline.block { display: flex; margin: 0.35rem 0; }
dl.datos { display: grid; grid-template-columns: max-content 1fr; gap: 0.25rem 1rem; margin: 0; }
dl.datos dt { color: var(--gris); font-size: 0.85rem; }
dl.datos dd { margin: 0; }