:root {
  --tinta: #1a1c1e;
  --tenue: #6b7280;
  --linea: #e5e7eb;
  --fondo: #f6f7f9;
  --acento: #b45309;
  --error: #b91c1c;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: var(--tinta);
  background: var(--fondo);
}
.centrado { min-height: 100dvh; display: grid; place-items: center; padding: 1rem; }
.tarjeta {
  background: #fff; padding: 2rem; border-radius: 12px; width: min(380px, 100%);
  box-shadow: 0 1px 3px rgba(0,0,0,.08), 0 8px 24px rgba(0,0,0,.06);
}
h1 { margin: 0 0 .25rem; font-size: 1.4rem; }
.tenue { color: var(--tenue); font-size: .9rem; }
label { display: block; margin: 1rem 0 .25rem; font-size: .9rem; font-weight: 600; }
input {
  width: 100%; padding: .7rem; border: 1px solid var(--linea);
  border-radius: 8px; font-size: 1rem;
}
input:focus { outline: 2px solid var(--acento); border-color: transparent; }
button {
  margin-top: 1.5rem; width: 100%; padding: .75rem; border: 0; border-radius: 8px;
  background: var(--acento); color: #fff; font-size: 1rem; font-weight: 600; cursor: pointer;
}
button:hover { filter: brightness(1.08); }
.error { color: var(--error); font-size: .9rem; margin: 1rem 0 0; }
.pie { color: var(--tenue); font-size: .8rem; text-align: center; margin-top: 1.5rem; }

.barra {
  display: flex; gap: 1rem; align-items: center; padding: .8rem 1.2rem;
  background: #fff; border-bottom: 1px solid var(--linea);
}
.barra form { margin-left: auto; }
.enlace {
  margin: 0; width: auto; background: none; color: var(--acento); padding: .3rem .6rem;
  font-size: .9rem;
}
.contenido { padding: 1.5rem; max-width: 1000px; margin: 0 auto; }
.fichas { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 1rem; }
.ficha {
  background: #fff; border: 1px solid var(--linea); border-radius: 12px;
  padding: 1.2rem; display: grid; gap: .3rem;
}
.numero { font-size: 2rem; font-weight: 700; line-height: 1; }
.ficha span:last-child { color: var(--tenue); font-size: .85rem; }
.aviso {
  margin-top: 1.5rem; background: #fff; border: 1px solid var(--linea);
  border-left: 4px solid var(--acento); border-radius: 8px; padding: 1rem 1.2rem;
}
.aviso h2 { margin: 0 0 .5rem; font-size: 1rem; }
.aviso p { margin: .3rem 0; font-size: .9rem; color: var(--tenue); }
table { width: 100%; border-collapse: collapse; background: #fff; border-radius: 8px; overflow: hidden; }
th, td { text-align: left; padding: .7rem .9rem; border-bottom: 1px solid var(--linea); font-size: .9rem; }
th { background: #fafafa; font-size: .8rem; text-transform: uppercase; letter-spacing: .03em; color: var(--tenue); }