:root {
  --bg: #f4f6fa;
  --surface: #ffffff;
  --border: #dde3ec;
  --text: #172033;
  --muted: #5b6678;
  --accent: #243782;
  --accent-text: #ffffff;
  --accent-soft: #e4e8f6;
  --ok: #1f7a4d;
  --danger: #b3261e;
  --danger-soft: #fbe9e7;
  --warn-soft: #f6efdc;
  --shadow: 0 1px 2px rgba(23, 32, 51, .06), 0 4px 16px rgba(23, 32, 51, .05);
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1420;
    --surface: #171e2d;
    --border: #263043;
    --text: #e7ebf3;
    --muted: #9aa5b8;
    --accent: #8fb0ee;
    --accent-text: #0f1420;
    --accent-soft: #1e2a42;
    --ok: #5fc796;
    --danger: #ff8a80;
    --danger-soft: #3a1d1b;
    --warn-soft: #2b2617;
    --shadow: none;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
a { color: var(--accent); }
.barra {
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
  max-width: 1040px; width: 100%; margin: 0 auto; padding: 20px 16px;
}
.marca { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--text); font-weight: 700; font-size: 20px; }
.logo {
  width: 36px; height: 36px; border-radius: 9px; background: var(--accent); color: var(--accent-text);
  display: grid; place-items: center; font-weight: 700; font-size: 14px;
}
.barra nav { display: flex; gap: 14px; flex: 1; flex-wrap: wrap; }
.barra nav a { text-decoration: none; color: var(--muted); font-size: 15px; }
.barra nav a:hover { color: var(--text); }
.barra .quien { color: var(--muted); font-size: 14px; display: flex; align-items: center; gap: 10px; }
main { flex: 1; max-width: 1040px; width: 100%; margin: 0 auto; padding: 8px 16px 48px; }
main.estrecho { max-width: 440px; padding-top: 48px; }
h1 { margin: 0 0 8px; font-size: 26px; letter-spacing: -.02em; }
h2 { font-size: 18px; margin: 32px 0 12px; }
.sub { color: var(--muted); margin: 0 0 24px; }
.panel {
  background: var(--surface); border: 1px solid var(--border); border-radius: 14px;
  padding: 24px; box-shadow: var(--shadow);
}
label { display: block; font-weight: 600; font-size: 14px; margin: 14px 0 6px; }
input[type=text], input[type=email], input[type=password], select {
  width: 100%; padding: 10px 12px; font: inherit; color: var(--text);
  background: var(--bg); border: 1px solid var(--border); border-radius: 8px;
}
input:focus, select:focus, button:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
.check { display: flex; align-items: center; gap: 8px; font-weight: 400; margin: 12px 0; }
.check input { width: 18px; height: 18px; }
button, .boton {
  display: inline-block; font: inherit; font-weight: 600; cursor: pointer; text-decoration: none;
  padding: 10px 18px; border-radius: 8px; border: 1px solid var(--accent);
  background: var(--accent); color: var(--accent-text);
}
button.secundario, .boton.secundario { background: transparent; color: var(--accent); }
button.peligro { background: transparent; color: var(--danger); border-color: var(--danger); }
button.enlace { background: none; border: none; color: var(--muted); padding: 0; font-weight: 400; text-decoration: underline; }
.completo { width: 100%; margin-top: 20px; }
.aviso { padding: 12px 14px; border-radius: 8px; margin: 0 0 16px; font-size: 14px; }
.aviso.error { background: var(--danger-soft); color: var(--danger); }
.aviso.ok { background: var(--accent-soft); color: var(--ok); }
.aviso.info { background: var(--warn-soft); }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 16px; }
.card {
  display: flex; flex-direction: column; gap: 8px; background: var(--surface);
  border: 1px solid var(--border); border-radius: 14px; padding: 20px;
  box-shadow: var(--shadow); color: inherit; text-decoration: none;
  transition: transform .15s ease, border-color .15s ease;
}
a.card:hover, a.card:focus-visible { transform: translateY(-2px); border-color: var(--accent); outline: none; }
.card h2 { margin: 0; font-size: 17px; }
.card p { margin: 0; color: var(--muted); font-size: 14px; flex: 1; }
.tag { align-self: flex-start; font-size: 12px; font-weight: 600; padding: 3px 10px; border-radius: 999px; background: var(--accent-soft); color: var(--ok); }
.tag.apagado { color: var(--muted); }
.tabla { width: 100%; border-collapse: collapse; background: var(--surface); border: 1px solid var(--border); border-radius: 12px; overflow: hidden; }
.tabla th, .tabla td { text-align: left; padding: 10px 14px; border-bottom: 1px solid var(--border); font-size: 14px; vertical-align: middle; }
.tabla th { color: var(--muted); font-weight: 600; background: var(--bg); }
.tabla tr:last-child td { border-bottom: none; }
.tabla-scroll { overflow-x: auto; }
.inactivo { color: var(--muted); }
.clave {
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: 22px; letter-spacing: .5px;
  background: var(--bg); border: 1px dashed var(--accent); border-radius: 8px; padding: 14px; text-align: center;
  user-select: all; word-break: break-all;
}
.fila { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; margin-top: 16px; }
.vacio { color: var(--muted); }
footer { text-align: center; color: var(--muted); font-size: 13px; padding: 24px 16px 32px; }
.arriba { margin-top: 12px; }
.arriba-grande { margin-top: 32px; }
label.nombre-app { margin: 0; font-weight: 600; }
.fila.sin-margen { margin-top: 0; }
.sin-margen-abajo { margin-bottom: 0; }