:root {
    color-scheme: dark;
    --fondo: #03060e;
    --cian: #46e4ff;
    --tinta: #dff2ff;
    --ambar: #ffce7a;
    --ok: #4be3a8;
    --error: #ff8a80;
    --panel: rgba(8, 22, 40, 0.72);
    --linea: rgba(70, 228, 255, 0.35);
    --sombra: 0 12px 40px rgba(0, 0, 0, 0.35);
}

* { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }

body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background:
        radial-gradient(1000px 420px at 8% -10%, rgba(70, 228, 255, 0.16), transparent 55%),
        radial-gradient(800px 380px at 100% 0%, rgba(255, 206, 122, 0.1), transparent 46%),
        var(--fondo);
    color: var(--tinta);
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.45;
    overflow-x: hidden;
}

a { color: var(--cian); }

a:hover { color: var(--ambar); }

.barra {
    position: sticky;
    top: 0;
    z-index: 20;
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.7rem 1rem;
    background: rgba(3, 6, 14, 0.82);
    border-bottom: 1px solid var(--linea);
    backdrop-filter: blur(10px);
}

.marca {
    color: var(--cian);
    font-weight: 700;
    letter-spacing: 0.08em;
    text-decoration: none;
    text-transform: uppercase;
}

.nav-toggle {
    display: none;
    margin-left: auto;
}

.nav-principal {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.35rem 0.7rem;
    margin-left: auto;
}

.nav-principal a {
    color: var(--tinta);
    text-decoration: none;
    padding: 0.35rem 0.2rem;
}

.nav-principal a:hover,
.nav-principal a[aria-current="page"] { color: var(--cian); }

.sesion {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    margin-left: 0.4rem;
    color: var(--ambar);
    font-size: 0.92rem;
}

main {
    flex: 1;
    width: min(1100px, 100%);
    margin: 0 auto;
    padding: 1.1rem 1rem 2rem;
}

.pie {
    padding: 1rem;
    text-align: center;
    color: var(--ambar);
    border-top: 1px solid var(--linea);
    font-size: 0.92rem;
}

h1, h2, h3 { line-height: 1.2; font-weight: 650; }

h1 { margin: 0 0 0.8rem; font-size: 1.6rem; }

h2 { margin: 1.2rem 0 0.6rem; font-size: 1.15rem; color: var(--cian); }

.encabezado {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 0.8rem;
    align-items: center;
    margin-bottom: 1rem;
}

.angosto { max-width: 32rem; margin-inline: auto; }

.panel {
    background: var(--panel);
    border: 1px solid var(--linea);
    border-radius: 14px;
    padding: 1rem;
    box-shadow: var(--sombra);
    backdrop-filter: blur(8px);
}

.grilla, .tarjetas {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 0.8rem;
}

.tarjeta .cifra {
    margin: 0.2rem 0 0;
    font-size: 1.7rem;
    color: var(--cian);
}

label, .campo { display: flex; flex-direction: column; gap: 0.3rem; font-size: 0.92rem; }

.campo-check {
    flex-direction: row;
    align-items: center;
    gap: 0.55rem;
    min-height: 44px;
}

input, select, textarea, button, .boton {
    font: inherit;
    color: var(--tinta);
}

input, select, textarea {
    width: 100%;
    min-height: 44px;
    padding: 0.55rem 0.7rem;
    border-radius: 8px;
    border: 1px solid var(--linea);
    background: rgba(3, 6, 14, 0.66);
}

textarea { min-height: 140px; resize: vertical; }

input:focus, select:focus, textarea:focus, button:focus, .boton:focus {
    outline: 2px solid var(--cian);
    outline-offset: 2px;
}

button, .boton {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 0.45rem 0.9rem;
    border-radius: 8px;
    border: 1px solid var(--cian);
    background: transparent;
    color: var(--cian);
    text-decoration: none;
    cursor: pointer;
}

.boton-ambar { color: var(--ambar); border-color: var(--ambar); }

.boton-error { color: var(--error); border-color: var(--error); }

.boton-ok { color: var(--ok); border-color: var(--ok); }

.acciones, .botonera { display: flex; flex-wrap: wrap; gap: 0.5rem; align-items: center; }

.aviso {
    margin: 0 0 1rem;
    padding: 0.75rem 0.9rem;
    border-radius: 10px;
    border: 1px solid var(--linea);
    background: rgba(8, 22, 40, 0.8);
}

.aviso-ok { border-color: var(--ok); color: var(--ok); }

.aviso-error { border-color: var(--error); color: var(--error); }

.aviso-ambar { border-color: var(--ambar); color: var(--ambar); }

.aviso ul { margin: 0.4rem 0 0; padding-left: 1.1rem; }

.clave-plana {
    display: block;
    margin-top: 0.4rem;
    padding: 0.6rem;
    overflow-wrap: anywhere;
    color: var(--tinta);
    background: rgba(3, 6, 14, 0.8);
    border-radius: 8px;
}

.tabla-wrap { width: 100%; }

table.tabla { width: 100%; border-collapse: collapse; }

.tabla th, .tabla td {
    text-align: left;
    padding: 0.55rem 0.45rem;
    border-bottom: 1px solid rgba(70, 228, 255, 0.18);
    vertical-align: top;
    overflow-wrap: anywhere;
}

.tabla th { color: var(--ambar); font-weight: 650; font-size: 0.86rem; }

.monto { font-variant-numeric: tabular-nums; white-space: nowrap; }

.marca-ok { color: var(--ok); }

.marca-error { color: var(--error); }

.marca-ambar { color: var(--ambar); }

.vacio { color: var(--ambar); }

.fila-form {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 0.6rem;
    margin-bottom: 0.6rem;
    padding: 0.6rem;
    border: 1px dashed var(--linea);
    border-radius: 10px;
}

.paginacion { display: flex; flex-wrap: wrap; gap: 0.45rem; align-items: center; margin-top: 0.8rem; }

.pagina {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    padding: 0.3rem 0.7rem;
    border: 1px solid var(--linea);
    border-radius: 8px;
    color: var(--tinta);
    text-decoration: none;
}

.pagina.inactiva { opacity: 0.45; }

.ayuda { margin: 0; color: var(--ambar); font-size: 0.85rem; }

.documento {
    background: #fff;
    color: #122;
    padding: 1rem;
    border-radius: 8px;
}

.documento h1, .documento h2 { color: #123; }

.documento table { width: 100%; border-collapse: collapse; }

.documento th, .documento td { border: 1px solid #ccd; padding: 0.35rem; text-align: left; }

@media (max-width: 900px) {
    .barra { flex-wrap: wrap; }

    .nav-toggle { display: inline-flex; }

    .nav-principal {
        display: none;
        width: 100%;
        flex-direction: column;
        align-items: stretch;
        margin-left: 0;
        padding-top: 0.4rem;
    }

    .nav-principal.is-abierta { display: flex; }

    .sesion { margin-left: 0; flex-wrap: wrap; }
}

@media (max-width: 720px) {
    .tabla thead {
        position: absolute;
        width: 1px;
        height: 1px;
        overflow: hidden;
        clip: rect(0 0 0 0);
    }

    .tabla tr {
        display: block;
        margin: 0 0 0.75rem;
        padding: 0.35rem 0.7rem;
        border: 1px solid var(--linea);
        border-radius: 12px;
        background: rgba(3, 6, 14, 0.45);
    }

    .tabla td {
        display: flex;
        justify-content: space-between;
        gap: 0.8rem;
        border-bottom: 0;
        padding: 0.4rem 0;
    }

    .tabla td::before {
        content: attr(data-etiqueta);
        color: var(--ambar);
        font-size: 0.78rem;
        flex: 0 0 42%;
    }
}

@media print {
    body { display: block; background: #fff; color: #111; }

    .barra, .pie, .no-imprimir, .nav-toggle { display: none !important; }

    main { width: auto; max-width: none; padding: 0; }

    .panel, .documento { box-shadow: none; background: #fff; color: #111; border-color: #999; }

    a { color: #111; text-decoration: none; }
}