:root {
    --texto: #1d1f21;
    --suave: #5f6368;
    --borde: #d0d4d9;
    --fondo: #f7f8fa;
    --acento: #0b5cad;
    --error: #b3261e;
    --ok: #1e6b35;
    font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
    color: var(--texto);
    background: var(--fondo);
}

body { margin: 0; }
main { max-width: 60rem; margin: 0 auto; padding: 1rem; }
a { color: var(--acento); }

.barra { display: flex; justify-content: space-between; align-items: center; padding: .75rem 1rem; background: #fff; border-bottom: 1px solid var(--borde); }
.marca { font-weight: 700; text-decoration: none; color: var(--texto); }
.menu { display: flex; flex-wrap: wrap; gap: .5rem 1rem; align-items: baseline; margin-bottom: 1rem; }

.aviso { padding: .75rem; background: #e6f4ea; color: var(--ok); border-radius: .375rem; }
.error { color: var(--error); }

.formulario { display: grid; gap: .75rem; max-width: 32rem; }
.campo { display: grid; gap: .25rem; }
.campo span { font-size: .875rem; color: var(--suave); }
.campo input, .campo select { font: inherit; padding: .5rem; border: 1px solid var(--borde); border-radius: .375rem; }
.con-error input, .con-error select { border-color: var(--error); }
.fila { display: grid; grid-template-columns: 1fr 1fr 2fr; gap: .5rem; }
fieldset { display: grid; gap: .75rem; border: 1px solid var(--borde); border-radius: .375rem; }

button, .boton { font: inherit; padding: .5rem 1rem; border: 0; border-radius: .375rem; background: var(--acento); color: #fff; text-decoration: none; cursor: pointer; display: inline-block; }
button.enlace { background: none; color: var(--acento); padding: 0; text-decoration: underline; }
form { margin: 0; }

.pestanas { display: flex; gap: 1rem; }
.pestanas .activa { font-weight: 700; text-decoration: none; color: var(--texto); }

.lista { list-style: none; padding: 0; display: grid; gap: .5rem; }
.lista li { display: flex; flex-wrap: wrap; gap: .5rem 1rem; align-items: baseline; padding: .75rem; background: #fff; border: 1px solid var(--borde); border-radius: .375rem; }
.inactivo { opacity: .6; }
.etiqueta { font-size: .75rem; padding: .125rem .5rem; border-radius: 1rem; background: var(--fondo); border: 1px solid var(--borde); }

.filtro { display: flex; gap: .5rem; align-items: end; margin-bottom: 1rem; }
.tabla { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; background: #fff; }
th, td { padding: .5rem; border-bottom: 1px solid var(--borde); text-align: left; white-space: nowrap; }
.num { text-align: right; font-variant-numeric: tabular-nums; }