:root {
  --fondo: #f4f5f7; --sup: #fff; --sup2: #f9fafb; --borde: #e2e5ea; --borde2: #cdd2d9; --texto: #17202b; --texto2: #5a6675;
  --pri: #1b2a4a; --pri-sobre: #fff; --acento: #0e7490;
  --ok: #1d7a4b; --ok-f: #e4f5ec; --aviso: #9a5b00; --aviso-f: #fdf0d6; --error: #b3261e; --error-f: #fbe6e4; --info: #1d5fa8; --info-f: #e3eefb;
  --radio: 10px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --fondo: #0f141a; --sup: #171e26; --sup2: #1c242d; --borde: #28323d; --borde2: #36424f; --texto: #e8edf2; --texto2: #9aa7b5;
    --pri: #2b3f6b; --acento: #4fb3cf;
    --ok: #55c28a; --ok-f: #12301f; --aviso: #f0b24a; --aviso-f: #33260c; --error: #ff8a80; --error-f: #3a1714; --info: #7db4f2; --info-f: #14283f;
  }
}
* { box-sizing: border-box; }
body { margin: 0; font: 15px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; background: var(--fondo); color: var(--texto); }
a { color: var(--acento); }
h1, h2, h3 { margin: 0 0 10px; line-height: 1.2; }
h2 { font-size: 1.15rem; } h3 { font-size: 1rem; }
button, input, select, textarea { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--acento); outline-offset: 2px; }
.cargando, .vacio { color: var(--texto2); padding: 24px; text-align: center; }

.cab { background: var(--pri); color: var(--pri-sobre); display: flex; align-items: center; gap: 14px; padding: 10px 18px; flex-wrap: wrap; }
.cab .marca { font-weight: 700; letter-spacing: .02em; }
.cab nav { display: flex; gap: 4px; flex-wrap: wrap; flex: 1; }
.cab nav a { color: #fff; opacity: .8; text-decoration: none; padding: 6px 11px; border-radius: 8px; }
.cab nav a[aria-current="page"], .cab nav a:hover { opacity: 1; background: rgb(255 255 255 / 16%); }
.cab .yo { font-size: .82rem; opacity: .85; }
.pagina { max-width: 1120px; margin: 0 auto; padding: 18px; display: grid; gap: 16px; }

.tarjeta { background: var(--sup); border: 1px solid var(--borde); border-radius: var(--radio); padding: 16px; }
.tarjeta h2 { display: flex; align-items: center; gap: 10px; }
.cuadricula { display: grid; gap: 12px; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }
.cifras { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); }
.cifra { background: var(--sup); border: 1px solid var(--borde); border-radius: var(--radio); padding: 12px 14px; }
.cifra b { display: block; font-size: 1.6rem; }
.cifra span { color: var(--texto2); font-size: .82rem; }
.cliente { display: grid; gap: 6px; text-decoration: none; color: inherit; background: var(--sup); border: 1px solid var(--borde); border-radius: var(--radio); padding: 14px; }
.cliente:hover { border-color: var(--acento); }
.cliente .nombre { font-weight: 700; }
.muted { color: var(--texto2); } .chico { font-size: .82rem; }
.fila { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.espacio { flex: 1; }

.chip { display: inline-block; padding: 2px 9px; border-radius: 99px; font-size: .75rem; font-weight: 600; background: var(--sup2); border: 1px solid var(--borde); }
.chip.ok { background: var(--ok-f); color: var(--ok); border-color: transparent; }
.chip.aviso { background: var(--aviso-f); color: var(--aviso); border-color: transparent; }
.chip.error { background: var(--error-f); color: var(--error); border-color: transparent; }
.chip.info { background: var(--info-f); color: var(--info); border-color: transparent; }

.barra { height: 8px; border-radius: 99px; background: var(--borde); overflow: hidden; }
.barra > i { display: block; height: 100%; background: var(--ok); }
.barra.aviso > i { background: #d99a1e; } .barra.error > i { background: var(--error); }

.btn { border: 1px solid var(--borde2); background: var(--sup); border-radius: 8px; padding: 8px 14px; cursor: pointer; }
.btn:hover { border-color: var(--acento); }
.btn.pri { background: var(--pri); color: var(--pri-sobre); border-color: transparent; }
.btn.peligro { color: var(--error); }
.btn[disabled] { opacity: .5; cursor: default; }

form.vertical { display: grid; gap: 12px; }
label { display: grid; gap: 4px; font-weight: 600; font-size: .88rem; }
label > span.ayuda { font-weight: 400; color: var(--texto2); font-size: .8rem; }
input, select, textarea { padding: 8px 10px; border: 1px solid var(--borde2); border-radius: 8px; background: var(--sup); width: 100%; }
input[type="checkbox"] { width: auto; }
.marcas { display: flex; flex-wrap: wrap; gap: 6px 14px; }
.marcas label { display: inline-flex; flex-direction: row; align-items: center; gap: 6px; font-weight: 400; }
.dos { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }

table { width: 100%; border-collapse: collapse; font-size: .88rem; }
th, td { text-align: left; padding: 7px 8px; border-bottom: 1px solid var(--borde); vertical-align: top; }
th { color: var(--texto2); font-weight: 600; font-size: .78rem; text-transform: uppercase; letter-spacing: .04em; }
.tabla-scroll { overflow-x: auto; }
pre, code.bloque { display: block; background: var(--sup2); border: 1px solid var(--borde); border-radius: 8px; padding: 10px 12px; overflow-x: auto; font: .82rem/1.45 ui-monospace, Consolas, monospace; white-space: pre-wrap; word-break: break-all; }
.secreto { background: var(--aviso-f); border: 1px solid var(--aviso); border-radius: 8px; padding: 12px; }

.entrada { max-width: 420px; margin: 8vh auto; padding: 0 16px; }
.entrada .tarjeta { display: grid; gap: 14px; }
.error-txt { color: var(--error); font-size: .88rem; }
.qr { background: #fff; padding: 8px; border-radius: 8px; width: fit-content; }
.qr img { display: block; width: 180px; height: 180px; image-rendering: pixelated; }

#avisos { position: fixed; bottom: 16px; left: 50%; transform: translateX(-50%); display: grid; gap: 8px; z-index: 50; }
.aviso-flotante { background: var(--pri); color: #fff; padding: 10px 16px; border-radius: 8px; box-shadow: 0 8px 24px rgb(0 0 0 / 25%); }
.aviso-flotante.error { background: var(--error); }
@media (max-width: 600px) { .pagina { padding: 12px; } .cab { padding: 10px 12px; } }