/* Herramienta de trabajo: una columna, tarjetas por título, todo operable desde el celular */
:root {
  /* Azul tinta con acento ámbar: sobrio para trabajo largo, legible en sol y en oficina */
  --bg: #f3f4f7;
  --surface: #ffffff;
  --fg: #1b1f2a;
  --muted: #5c6475;
  --line: #d9dde6;
  --accent: #2d4f9e;
  --accent-fg: #ffffff;
  --accent-soft: #e3e9f7;
  --barra-bg: #1f3770;
  --barra-fg: #ffffff;
  --marca: #f0b43c;
  --ok: #1d7a49;
  --ok-soft: #e1f2e8;
  --warn: #8a5800;
  --warn-soft: #fcefd3;
  --bad: #b3261e;
  --bad-soft: #fbe3e1;
  --mono: ui-monospace, "Cascadia Mono", Consolas, "SF Mono", monospace;
  --sans: "Segoe UI", system-ui, -apple-system, Roboto, sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0f1217; --surface: #181c24; --fg: #e7e9ef; --muted: #9ba2b2; --line: #2a303c;
    --accent: #4a6fd6; --accent-fg: #ffffff; --accent-soft: #1f2942;
    --barra-bg: #172446; --barra-fg: #ffffff; --marca: #f0b43c;
    --ok: #6fcf97; --ok-soft: #16301f; --warn: #eab65a; --warn-soft: #33290f;
    --bad: #f2867e; --bad-soft: #3a1c1a; color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0f1217; --surface: #181c24; --fg: #e7e9ef; --muted: #9ba2b2; --line: #2a303c;
  --accent: #4a6fd6; --accent-fg: #ffffff; --accent-soft: #1f2942;
  --barra-bg: #172446; --barra-fg: #ffffff; --marca: #f0b43c;
  --ok: #6fcf97; --ok-soft: #16301f; --warn: #eab65a; --warn-soft: #33290f;
  --bad: #f2867e; --bad-soft: #3a1c1a; color-scheme: dark;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--fg);
  font: 15px/1.5 var(--sans);
  padding-bottom: env(safe-area-inset-bottom, 0px);
}
[hidden] { display: none !important; }
h1, h2, h3 { margin: 0; text-wrap: balance; }
h1 { font-size: 24px; }
h2 { font-size: 18px; }
p { margin: 0; }
.muted { color: var(--muted); }
.ok { color: var(--ok); }
.error { color: var(--bad); }

.barra {
  position: sticky; top: 0; z-index: 5;
  background: var(--barra-bg); color: var(--barra-fg);
  border-bottom: 3px solid var(--marca);
  padding-top: env(safe-area-inset-top, 0px);
}
.barra-in, .frescura, .contenido {
  max-width: 820px; margin: 0 auto;
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
}
.barra-in { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding-block: 10px; }
.marca { display: flex; flex-direction: column; line-height: 1.2; }
.marca .sub { font-size: 12px; opacity: .85; }
.quien { display: flex; gap: 12px; align-items: center; font-size: 14px; }
.barra .link { color: var(--barra-fg); }
.frescura { font-size: 12px; padding-bottom: 8px; opacity: .9; }
.frescura-fila { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 6px 12px;
  max-width: 820px; margin: 0 auto; padding: 0 max(16px, env(safe-area-inset-right, 0px)) 8px max(16px, env(safe-area-inset-left, 0px)); }
.frescura-fila .frescura { padding: 0; max-width: none; margin: 0; flex: 1 1 260px; }
.btn-fuente { font: inherit; font-size: 13px; padding: 6px 12px; border-radius: 8px; border: 1px solid var(--marca);
  background: transparent; color: var(--barra-fg); cursor: pointer; }
.btn-fuente:disabled { opacity: .85; cursor: progress; }
.dlg { width: min(680px, calc(100vw - 32px)); max-height: calc(100vh - 32px); border: 1px solid var(--line);
  border-radius: 12px; padding: 16px; background: var(--surface); color: var(--fg); }
.dlg-chico { width: min(440px, calc(100vw - 32px)); }
.dlg-chico p { margin: 10px 0 14px; }
.dlg::backdrop { background: rgba(0, 0, 0, .45); }
.dlg-cab { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
.aviso-dlg { background: var(--warn-soft); color: var(--warn); padding: 8px 10px; border-radius: 8px; }
.dlg .panel { box-shadow: none; border: 0; padding: 0; margin: 0; }
.por-que { margin-top: 8px; }
.importar { border-top: 1px dashed var(--line); margin-top: 10px; padding-top: 10px; }
.c929 { white-space: nowrap; }
.c929 input { width: 7.5em; margin-right: 4px; }
.reas-persona { border-top: 1px solid var(--line); padding: 10px 0; }
.reas-cab { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 8px; margin-bottom: 6px; }
.reas-vobo { margin: 6px 0 10px; padding-left: 4px; }
.reas-vobo-cab { display: flex; gap: 8px; align-items: flex-start; font-weight: 600; font-size: 14px; margin-bottom: 4px; }
.reas-item { display: flex; gap: 8px; align-items: flex-start; padding: 3px 0 3px 22px; font-size: 14px; overflow-wrap: anywhere; }
.reas-txt { flex: 1 1 0; min-width: 0; }
.reas-vobo-cab input, .reas-item input { width: auto; flex: 0 0 auto; margin: 3px 0 0; }
.chip-avance { font-size: 11px; padding: 1px 6px; border-radius: 999px; background: var(--warn-soft); color: var(--warn); }
.reas-barra { position: sticky; bottom: 0; display: flex; flex-wrap: wrap; gap: 8px; align-items: center;
  background: var(--surface); border-top: 1px solid var(--line); padding: 10px 0; margin-top: 8px; }
.reas-barra select { flex: 1 1 160px; }
.reas-confirmar { background: var(--warn-soft); color: var(--warn); padding: 10px; border-radius: 8px; margin-top: 8px; }
.reas-confirmar .primario, .reas-confirmar .secundario { margin: 6px 8px 0 0; }
.frescura.vieja { font-weight: 600; }

.contenido { padding-block: 16px 40px; display: grid; gap: 14px; }

button { font: inherit; cursor: pointer; border-radius: 8px; border: 1px solid transparent; padding: 9px 14px; }
button:focus-visible, input:focus-visible, textarea:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
button:disabled { opacity: .5; cursor: not-allowed; }
.primario { background: var(--accent); color: var(--accent-fg); font-weight: 600; }
.secundario { background: var(--surface); color: var(--fg); border-color: var(--line); }
.peligro { background: var(--surface); color: var(--bad); border-color: var(--line); }
.link { background: none; border: 0; padding: 0; color: var(--accent); text-decoration: underline; }
input, textarea, select {
  font: inherit; color: var(--fg); background: var(--surface);
  border: 1px solid var(--line); border-radius: 8px; padding: 9px 11px; width: 100%;
}
textarea { font-family: var(--mono); font-size: 13px; }

.tarjeta { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 16px; }
.login { max-width: 380px; margin: 8vh auto 0; display: grid; gap: 8px; }
.form { display: grid; gap: 10px; margin-top: 12px; }

.pestanas { display: flex; gap: 6px; overflow-x: auto; padding-bottom: 2px; }
.pestanas button {
  background: var(--surface); color: var(--fg); border-color: var(--line);
  white-space: nowrap; display: inline-flex; gap: 6px; align-items: center;
}
.pestanas button.activa { background: var(--accent); color: var(--accent-fg); border-color: var(--accent); }
.pestanas .n {
  font-size: 12px; font-variant-numeric: tabular-nums; min-width: 22px; text-align: center;
  border-radius: 999px; padding: 0 6px; background: var(--accent-soft); color: var(--fg);
}
.pestanas button.activa .n { background: rgba(255,255,255,.22); color: inherit; }
.card-top .id { color: var(--accent); }

.herramientas { display: flex; gap: 8px; }
.herramientas input { flex: 1; min-width: 0; }

.lista { display: grid; gap: 10px; }
.vacio { text-align: center; padding: 32px 16px; color: var(--muted); }

.card { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px; display: grid; gap: 8px; }
.card.marcada { border-color: var(--warn); }
.card-top { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; font-size: 12px; }
.card-top .id { font-family: var(--mono); font-weight: 600; color: var(--accent); }
.chip, .campus, .estado, .dup { border-radius: 999px; padding: 1px 8px; background: var(--accent-soft); }
.estado.en_proceso { background: var(--warn-soft); color: var(--warn); }
.estado.resuelta { background: var(--ok-soft); color: var(--ok); }
.estado.cerrada_en_fuente { background: var(--line); color: var(--muted); }
.dup { background: var(--warn-soft); color: var(--warn); font-weight: 600; }
.titulo { font-size: 16px; line-height: 1.3; }
.autor { color: var(--muted); }
.datos { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 6px 16px; margin: 0; }
.datos div { min-width: 0; }
.datos dt { font-size: 11px; letter-spacing: .05em; text-transform: uppercase; color: var(--muted); }
.datos dd { margin: 0; overflow-wrap: anywhere; }
.dato-tipo { grid-column: 1 / -1; }
.datos-seguimiento { margin-top: 10px; padding-top: 10px; border-top: 1px dashed var(--line); }
.isbn, .local, .vobo { font-family: var(--mono); font-size: 13.5px; }
.resultado { padding: 8px 10px; border-radius: 8px; background: var(--ok-soft); }
.resultado.duda { background: var(--warn-soft); }
.resultado.no_existe { background: var(--accent-soft); }
.acciones { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.registro { display: grid; gap: 8px; width: 100%; border-top: 1px dashed var(--line); padding-top: 10px; }
.opciones { display: flex; flex-wrap: wrap; gap: 6px 14px; }
.opciones label { display: inline-flex; gap: 6px; align-items: center; }
.opciones input { width: auto; }

.panel { display: grid; gap: 10px; }
.pasos { margin: 0; padding-left: 20px; display: grid; gap: 4px; }
.fila-botones { display: flex; gap: 8px; flex-wrap: wrap; }
.check { display: inline-flex; gap: 8px; align-items: center; }
.check input { width: auto; }
#exp-desde { max-width: 200px; }
.tabla-scroll { overflow-x: auto; border: 1px solid var(--line); border-radius: 8px; }
table { border-collapse: collapse; font-size: 13px; min-width: 640px; width: 100%; }
th, td { text-align: left; padding: 6px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-size: 11px; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); }

.aviso {
  position: fixed; left: 50%; transform: translateX(-50%);
  bottom: calc(16px + env(safe-area-inset-bottom, 0px));
  background: var(--fg); color: var(--bg); padding: 10px 16px; border-radius: 10px;
  max-width: min(92vw, 520px); box-shadow: 0 6px 24px rgba(0,0,0,.25); z-index: 20;
}
.aviso.error { background: var(--bad); color: #fff; }

@media (prefers-reduced-motion: no-preference) {
  .card { transition: border-color .15s; }
}

.asignar { display: flex; gap: 6px; align-items: center; }
.asignar select { width: auto; max-width: 200px; padding: 8px; }
#bit-dia { max-width: 200px; }

/* --- tarjeta compacta --- */
.card-top .fecha { margin-left: auto; font-size: 12px; }
.herr-isbn { display: flex; flex-wrap: wrap; gap: 8px; }
.copiables { display: grid; gap: 4px; margin: 10px 0 8px; padding: 8px 10px; border-radius: 8px; background: var(--accent-soft); }
.copiable { display: grid; grid-template-columns: 7.5em 1fr auto; gap: 8px; align-items: center; }
.cp-etq { font-size: 11px; letter-spacing: .05em; text-transform: uppercase; color: var(--muted); }
.cp-val { font-size: 14px; overflow-wrap: anywhere; }
.cp-tag { text-transform: none; letter-spacing: 0; font-family: var(--mono); font-size: 12.5px; }  /* r, Y, y, D: Sierra distingue mayúsculas */
.copiable .chico { padding: 4px 10px; }
.chico { padding: 6px 10px; font-size: 13.5px; text-decoration: none; display: inline-flex; align-items: center; }
a.secundario { border: 1px solid var(--line); border-radius: 8px; color: var(--fg); background: var(--surface); }
.aviso-sin-isbn { font-size: 13.5px; padding: 8px 10px; border-radius: 8px; background: var(--warn-soft); color: var(--fg); }
.mas summary { cursor: pointer; font-size: 13px; color: var(--muted); }
.mas[open] summary { margin-bottom: 6px; }
.dato-isbn .isbn { font-size: 15px; font-weight: 600; }

/* --- resumen del admin --- */
.resumen { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; }
.cifra { background: var(--surface); border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; display: grid; gap: 2px; min-width: 0; }
.cifra .n { font-size: 24px; font-weight: 700; font-variant-numeric: tabular-nums; line-height: 1.1; }
.cifra .t { font-size: 12px; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); }
.cifra .d { font-size: 12.5px; color: var(--muted); overflow-wrap: anywhere; }
@media (max-width: 420px) { .cifra .n { font-size: 20px; } .cifra { padding: 8px; } }

/* --- nivel 1: Trabajo | Administración --- */
.secciones {
  display: inline-grid; grid-template-columns: 1fr 1fr; gap: 0; justify-self: start;
  background: var(--surface); border: 1px solid var(--line); border-radius: 999px; padding: 3px;
}
.secciones button {
  background: transparent; color: var(--muted); border: 0; border-radius: 999px;
  padding: 7px 18px; font-weight: 600;
}
.secciones button.activa { background: var(--barra-bg); color: var(--barra-fg); }
/* --- nivel 2: pestañas como subrayado, más ligeras que el nivel 1 --- */
.pestanas { gap: 2px; border-bottom: 1px solid var(--line); padding-bottom: 0; }
.pestanas button {
  background: transparent; border: 0; border-bottom: 3px solid transparent; border-radius: 0;
  color: var(--muted); padding: 9px 12px;
}
.pestanas button.activa { background: transparent; color: var(--fg); border-bottom-color: var(--marca); font-weight: 600; }
.pestanas button.activa .n { background: var(--accent-soft); color: var(--fg); }

#vista-app { display: grid; gap: 12px; }
#vista-app > .pestanas { margin-bottom: 2px; }

/* --- pila del ayudante --- */
.pila { display: flex; gap: 14px; align-items: center; background: var(--surface); border: 1px solid var(--line);
  border-left: 5px solid var(--marca); border-radius: 12px; padding: 12px 16px; }
.pila-n { font-size: 40px; font-weight: 800; line-height: 1; font-variant-numeric: tabular-nums; color: var(--fg); min-width: 1.4ch; text-align: center; }
.pila-t { display: grid; gap: 2px; min-width: 0; }
.pila.vacia { border-left-color: var(--ok); }
/* --- saludo y avance del día --- */
.saludo { display: grid; gap: 8px; }
.saludo-l1 { display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 12px; }
.saludo-l1 strong { font-size: 20px; }
.avance { display: grid; gap: 6px; }
.avance-barra { height: 8px; border-radius: 99px; background: var(--line); overflow: hidden; }
.avance-barra span { display: block; height: 100%; width: 0; background: var(--ok); border-radius: 99px; transition: width .4s ease; }
.semana { margin: 0; color: var(--ok); }
.pausa { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; justify-content: space-between;
  background: var(--warn-soft); color: var(--fg); border-radius: 10px; padding: 10px 14px; }
/* --- panel de asignación --- */
.ajuste { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.ajuste .etq { font-weight: 600; min-width: 140px; }
#tamano-bloque { width: 90px; }
.est-ausente { color: var(--warn); font-weight: 600; }
.est-disponible { color: var(--ok); }
#tabla-equipo { min-width: 520px; }

/* --- formato y recreativo en la tarjeta --- */
.formato-badge { font-weight: 800; letter-spacing: .06em; border-radius: 6px; padding: 2px 8px; font-size: 12.5px; }
.formato-badge.f-impreso { background: #f0b43c; color: #241a00; }
.formato-badge.f-electronico { background: #4a6fd6; color: #fff; }
.formato-badge.f-audiolibro { background: #2f7f86; color: #fff; }
.formato-badge.f-indistinto, .formato-badge.f-otro { background: var(--line); color: var(--fg); }
.recreativo-badge { border-radius: 6px; padding: 2px 8px; font-size: 12px; border: 1px dashed #f0b43c; }
/* --- ventana de trabajo --- */
.trabajo { display: grid; gap: 12px; width: 100%; border-top: 1px dashed var(--line); padding-top: 12px; }
.paso { display: grid; gap: 8px; background: var(--bg); border: 1px solid var(--line); border-radius: 10px; padding: 12px; }
.paso header { display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.chip-paso { font-size: 12px; border-radius: 999px; padding: 1px 9px; }
.chip-paso.pend { background: var(--warn-soft); color: var(--warn); }
.chip-paso.listo { background: var(--ok-soft); color: var(--ok); }
.campo { display: grid; gap: 4px; min-width: 0; }
.campo label, .campo .lbl { font-size: 12.5px; color: var(--muted); }
.fila-campos { display: flex; flex-wrap: wrap; gap: 10px; align-items: end; }
.fila-campos > .campo { flex: 1 1 160px; }
.op { display: inline-flex; gap: 6px; align-items: center; }
.op input { width: auto; }
.plataformas { display: grid; gap: 6px; }
.plat { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; padding: 6px 0; border-bottom: 1px solid var(--line); }
.plat-n { font-weight: 600; min-width: 110px; }
.plat select { width: auto; }
.detalle-compra { display: grid; gap: 8px; padding: 10px; border-radius: 8px; background: var(--surface); border: 1px solid var(--line); }
.ok-mini { color: var(--ok); font-size: 13px; }
.mal-mini { color: var(--bad); font-size: 13px; }
.aviso-mini { color: var(--warn); font-size: 13px; }
.busca-en { display: flex; flex-wrap: wrap; gap: 6px 8px; align-items: center; margin: 6px 0 4px; }
.pendientes { margin: 0; padding: 10px 10px 10px 28px; border-radius: 8px; background: var(--warn-soft); font-size: 13.5px; display: grid; gap: 2px; }
.pendientes .aviso-li { color: var(--bad); }
.duda { display: grid; gap: 8px; }