:root {
  --fondo: #f4f6f8; --panel: #ffffff; --borde: #dde3e9; --texto: #15212b; --suave: #5b6b78;
  --marca: #0f3d5e; --marca-2: #155e8f; --acento: #1b8fd6; --acento-suave: #e6f3fc;
  --ok: #1f8a4c; --ok-suave: #e5f5ec; --alerta: #b7791f; --alerta-suave: #fdf3e2; --error: #c0392b; --error-suave: #fbeaea;
  --radio: 10px; --sombra: 0 1px 2px rgba(16,32,48,.06), 0 4px 16px rgba(16,32,48,.06);
  --fuente: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
#app { min-height: 100vh; }
body { font: 15px/1.5 var(--fuente); color: var(--texto); background: var(--fondo); }
button, input, select, textarea { font: inherit; color: inherit; }
.cargando { padding: 40px; text-align: center; color: var(--suave); }
.oculto { display: none !important; }

/* ---------- Acceso ---------- */
.acceso { min-height: 100vh; display: grid; place-items: center; padding: 24px 16px;
  background: linear-gradient(160deg, #0b2e47 0%, #0f3d5e 45%, #155e8f 100%); }
.tarjeta-acceso { width: 100%; max-width: 400px; background: var(--panel); border-radius: 14px; padding: 32px 28px; box-shadow: 0 20px 50px rgba(0,0,0,.25); }
.marca { display: flex; align-items: center; gap: 10px; margin-bottom: 22px; }
.marca img { width: 36px; height: 36px; }
.marca b { font-size: 18px; letter-spacing: .2px; }
.marca span { display: block; font-size: 12.5px; color: var(--suave); }
.tarjeta-acceso h1 { font-size: 20px; margin: 0 0 6px; }
.tarjeta-acceso p.ayuda { margin: 0 0 18px; color: var(--suave); font-size: 14px; }
.qr { display: flex; gap: 14px; align-items: center; margin: 4px 0 16px; padding: 12px; border: 1px solid var(--borde); border-radius: var(--radio); }
.qr img { width: 140px; height: 140px; image-rendering: pixelated; }
.qr code { font: 13px var(--mono); word-break: break-all; }
.codigos { display: grid; grid-template-columns: 1fr 1fr; gap: 6px 14px; padding: 14px; background: var(--fondo); border-radius: var(--radio); font: 15px var(--mono); margin: 10px 0 16px; }

/* ---------- Formularios ---------- */
label.campo { display: block; margin-bottom: 14px; }
label.campo > span { display: block; font-size: 13px; font-weight: 600; margin-bottom: 5px; }
label.campo small { display: block; color: var(--suave); font-size: 12.5px; margin-top: 4px; }
input[type=text], input[type=password], input[type=search], input[type=date], select {
  width: 100%; padding: 10px 12px; border: 1px solid var(--borde); border-radius: 8px; background: #fff; outline: none; }
input:focus, select:focus { border-color: var(--acento); box-shadow: 0 0 0 3px var(--acento-suave); }
input.codigo { font: 22px var(--mono); letter-spacing: 6px; text-align: center; }
.error-form { background: var(--error-suave); color: var(--error); padding: 9px 12px; border-radius: 8px; font-size: 14px; margin-bottom: 14px; }

.btn { text-decoration: none; color: inherit; display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: 9px 16px; border-radius: 8px;
  border: 1px solid var(--borde); background: #fff; cursor: pointer; font-weight: 600; font-size: 14px; white-space: nowrap; }
.btn:hover { background: #f7f9fb; }
.btn:disabled { opacity: .55; cursor: default; }
.btn.primario { background: var(--marca-2); border-color: var(--marca-2); color: #fff; }
.btn.primario:hover { background: var(--marca); }
.btn.peligro { color: var(--error); border-color: #efc9c5; }
.btn.peligro:hover { background: var(--error-suave); }
.btn.peligro-lleno { background: var(--error); border-color: var(--error); color: #fff; }
.btn.chico { padding: 5px 10px; font-size: 13px; }
.btn.ancho { width: 100%; padding: 11px; }
.acciones { display: flex; gap: 8px; flex-wrap: wrap; justify-content: flex-end; margin-top: 18px; }

/* ---------- Estructura ---------- */
.marco { display: grid; grid-template-columns: 236px 1fr; min-height: 100vh; }
.lateral { position: sticky; top: 0; height: 100vh; overflow-y: auto; }
.lateral { background: var(--marca); color: #dbe8f2; padding: 18px 12px; display: flex; flex-direction: column; gap: 4px; }
.lateral .marca { color: #fff; padding: 0 8px; }
.lateral .marca span { color: #9fc3dd; }
.lateral h3 { font-size: 11px; text-transform: uppercase; letter-spacing: 1px; color: #8fb3cc; margin: 16px 10px 6px; }
.nav { display: flex; align-items: center; gap: 10px; padding: 9px 10px; border-radius: 8px; color: inherit; text-decoration: none; font-size: 14.5px; }
.nav:hover { background: rgba(255,255,255,.07); }
.nav.activo { background: rgba(255,255,255,.14); color: #fff; font-weight: 600; }
.nav.pronto { opacity: .5; pointer-events: none; }
.nav .etq { margin-left: auto; font-size: 10.5px; background: rgba(255,255,255,.12); padding: 1px 7px; border-radius: 10px; }
.lateral .pie { margin-top: auto; padding: 12px 10px 0; border-top: 1px solid rgba(255,255,255,.12); font-size: 13px; }
.lateral .pie b { display: block; color: #fff; }
.lateral .pie button { margin-top: 8px; background: none; border: 1px solid rgba(255,255,255,.25); color: #fff; border-radius: 7px; padding: 5px 10px; cursor: pointer; font-size: 13px; }
.contenido { padding: 26px 30px 40px; min-width: 0; }
.cabecera { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; margin-bottom: 18px; flex-wrap: wrap; }
.cabecera h1 { font-size: 22px; margin: 0; }
.cabecera p { margin: 3px 0 0; color: var(--suave); font-size: 14px; }
.menu-movil { display: none; }

.panel { background: var(--panel); border: 1px solid var(--borde); border-radius: 12px; box-shadow: var(--sombra); }
.panel.relleno { padding: 20px 22px; }
.filtros { display: flex; gap: 10px; flex-wrap: wrap; padding: 14px 16px; border-bottom: 1px solid var(--borde); align-items: end; }
.filtros label { font-size: 12.5px; font-weight: 600; display: flex; flex-direction: column; gap: 4px; }
.filtros input, .filtros select { padding: 7px 10px; }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 11px 14px; border-bottom: 1px solid var(--borde); vertical-align: middle; }
th { font-size: 12px; text-transform: uppercase; letter-spacing: .5px; color: var(--suave); font-weight: 600; background: #fafbfc; }
tr:last-child td { border-bottom: none; }
td.fecha, .chip { white-space: nowrap; }
td.nombre { min-width: 190px; }
td .sub { display: block; color: var(--suave); font-size: 13px; }
td.botones { text-align: right; white-space: normal; min-width: 240px; }
td.botones .btn { margin: 2px 0 2px 4px; }
.tabla-scroll { overflow-x: auto; }
.vacio { padding: 36px; text-align: center; color: var(--suave); }

.chip { display: inline-block; padding: 2px 9px; border-radius: 20px; font-size: 12.5px; font-weight: 600; background: var(--fondo); color: var(--suave); }
.chip.ok { background: var(--ok-suave); color: var(--ok); }
.chip.alerta { background: var(--alerta-suave); color: var(--alerta); }
.chip.error { background: var(--error-suave); color: var(--error); }
.chip.info { background: var(--acento-suave); color: var(--marca-2); }
.mono { font-family: var(--mono); font-size: 13px; }
.detalle { font: 12.5px var(--mono); color: var(--suave); max-width: 420px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.banner { padding: 12px 16px; border-radius: 10px; margin-bottom: 14px; font-size: 14.5px; }
.banner.ok { background: var(--ok-suave); color: var(--ok); }
.banner.error { background: var(--error-suave); color: var(--error); }
.paginas { display: flex; justify-content: space-between; align-items: center; padding: 12px 16px; border-top: 1px solid var(--borde); color: var(--suave); font-size: 13.5px; }

.tarjetas { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 14px; }
.tarjeta { padding: 18px; }
.tarjeta b { display: block; font-size: 15px; margin-bottom: 4px; }
.tarjeta span { color: var(--suave); font-size: 13.5px; }

/* ---------- Diálogos ---------- */
dialog { border: none; border-radius: 14px; padding: 0; width: min(560px, calc(100vw - 32px)); box-shadow: 0 24px 60px rgba(0,0,0,.3); }
dialog::backdrop { background: rgba(10,25,40,.45); }
dialog form { padding: 22px 24px; margin: 0; }
dialog h2 { margin: 0 0 6px; font-size: 19px; }
dialog p.ayuda { margin: 0 0 16px; color: var(--suave); font-size: 14px; }
.permisos-grid { display: grid; grid-template-columns: 1fr auto; gap: 8px 14px; align-items: center; margin-bottom: 18px; }
.permisos-grid select { width: 150px; padding: 6px 8px; }
.campos-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 6px 12px; font-size: 14px; }
.campos-grid label { display: flex; gap: 8px; align-items: center; }
.secreto { font: 18px var(--mono); background: var(--fondo); padding: 12px; border-radius: 8px; text-align: center; letter-spacing: 1px; margin: 8px 0 4px; user-select: all; }

#aviso { position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%); background: #15212b; color: #fff; padding: 10px 18px; border-radius: 8px; font-size: 14px; opacity: 0; transition: opacity .2s; pointer-events: none; z-index: 10; }
#aviso.ver { opacity: 1; }

@media (max-width: 800px) {
  .marco { grid-template-columns: 1fr; }
  .lateral { position: fixed; inset: 0 30% 0 0; z-index: 5; transform: translateX(-105%); transition: transform .2s; }
  .lateral.abierto { transform: none; }
  .menu-movil { display: inline-flex; }
  .contenido { padding: 18px 16px 32px; }
  .lateral { height: auto; position: fixed; }
  .tabla-movil thead { display: none; }
  .tabla-movil, .tabla-movil tbody, .tabla-movil tr, .tabla-movil td { display: block; width: 100%; }
  .tabla-movil tr { padding: 10px 2px; border-bottom: 1px solid var(--borde); }
  .tabla-movil td { border: none; padding: 3px 14px; }
  .tabla-movil td[data-e]::before { content: attr(data-e) ": "; color: var(--suave); font-size: 12.5px; }
  .tabla-movil td.botones { text-align: left; padding-top: 8px; display: flex; flex-wrap: wrap; gap: 6px; }
  .tabla-movil td.botones .btn { margin: 0; }
  .campos-grid { grid-template-columns: 1fr; }
}

/* ---------- Clientes ---------- */
.resumen { display: flex; gap: 10px; margin-bottom: 14px; flex-wrap: wrap; }
.tarjeta-mini { background: var(--panel); border: 1px solid var(--borde); border-radius: 10px; padding: 10px 16px; text-align: left; cursor: pointer; min-width: 130px; }
.tarjeta-mini b { display: block; font-size: 22px; }
.tarjeta-mini span { color: var(--suave); font-size: 13px; }
.tarjeta-mini.sel { border-color: var(--acento); box-shadow: 0 0 0 3px var(--acento-suave); }
.fila-click { cursor: pointer; }
.fila-click:hover td { background: #f7fafc; }
.debe { color: var(--error); font-weight: 600; }
dialog.ancho { width: min(820px, calc(100vw - 24px)); }
.ficha { max-height: calc(100vh - 230px); overflow-y: auto; padding-right: 4px; }
.ficha-cabecera h2 { margin-bottom: 2px; }
fieldset { border: 1px solid var(--borde); border-radius: 10px; padding: 12px 16px 4px; margin: 0 0 14px; }
legend { font-weight: 700; font-size: 13px; padding: 0 6px; color: var(--marca-2); text-transform: uppercase; letter-spacing: .5px; }
.dos { display: grid; grid-template-columns: 1fr 1fr; gap: 0 14px; }
label.check { display: flex; gap: 8px; align-items: center; margin: 4px 0 14px; font-size: 14px; }
textarea { width: 100%; padding: 10px 12px; border: 1px solid var(--borde); border-radius: 8px; resize: vertical; }
input:disabled, select:disabled, textarea:disabled { background: #f3f5f7; color: var(--suave); }
input[type=email], input[type=tel], input[type=number], input[type=file] { width: 100%; padding: 10px 12px; border: 1px solid var(--borde); border-radius: 8px; background: #fff; }
.historial { margin: 0; padding-left: 18px; font-size: 13.5px; }
.historial li { margin-bottom: 6px; }
.historial .sub { color: var(--suave); }
.acciones .izq { margin-right: auto; display: flex; gap: 8px; flex-wrap: wrap; }
.bloque { margin-bottom: 18px; }
.cabecera-panel { display: flex; justify-content: space-between; align-items: center; padding: 14px 16px; border-bottom: 1px solid var(--borde); }
.cabecera-panel h2 { margin: 0; font-size: 16px; }
.ayuda.pad { padding: 10px 16px 0; margin: 0; color: var(--suave); font-size: 13.5px; }
.pasos { margin: 0 0 16px; padding-left: 20px; line-height: 1.7; }
.banner.alerta { background: var(--alerta-suave); color: var(--alerta); }
#resultado .panel { margin-bottom: 14px; }
@media (max-width: 800px) { .dos { grid-template-columns: 1fr; } .ficha { max-height: none; } }

/* ---------- Cobranza, soporte, red (v1.0) ---------- */
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 12px; margin-bottom: 14px; }
.kpi { padding: 14px 16px; }
.kpi span { display: block; color: var(--suave); font-size: 13px; }
.kpi b { display: block; font-size: 24px; letter-spacing: -.3px; margin: 2px 0; }
.kpi b.chico { font-size: 15px; }
.kpi small { color: var(--suave); font-size: 12.5px; }
.ok-txt { color: var(--ok); font-weight: 600; }
td.num { text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; }
.pestanas { display: flex; gap: 4px; margin: 0 0 10px; flex-wrap: wrap; }
.pestana { border: 1px solid var(--borde); background: #fff; padding: 7px 14px; border-radius: 20px; cursor: pointer; font-weight: 600; font-size: 13.5px; color: var(--suave); }
.pestana.sel { background: var(--marca-2); border-color: var(--marca-2); color: #fff; }
.ficha-cabecera { display: flex; justify-content: space-between; gap: 16px; align-items: flex-start; flex-wrap: wrap; }
.saldo-grande { text-align: right; }
.saldo-grande span { display: block; font-size: 12.5px; color: var(--suave); }
.saldo-grande b { font-size: 28px; color: var(--ok); }
.saldo-grande.debe b { color: var(--error); }
.enlace-pago { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; padding: 10px 12px; background: var(--fondo); border-radius: 8px; margin: 10px 0 14px; }
.enlace-pago .mono { flex: 1 1 260px; font-size: 12.5px; word-break: break-all; color: var(--suave); }
.dos-col { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.dos-col h3, dialog h3 { font-size: 15px; margin: 12px 0 8px; display: flex; gap: 8px; align-items: center; justify-content: space-between; }
.tabla-movil.compacta td { padding: 6px 8px; font-size: 14px; }
.tabla-movil.compacta td.botones { min-width: 0; }
.punto { display: inline-block; width: 11px; height: 11px; border-radius: 50%; vertical-align: middle; }
.punto.verde { background: var(--ok); box-shadow: 0 0 0 3px var(--ok-suave); }
.punto.rojo { background: var(--error); box-shadow: 0 0 0 3px var(--error-suave); }
.punto.gris { background: #b8c2cb; }
ul.alertas { list-style: none; margin: 0; padding: 0 16px 10px; }
ul.alertas li { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; padding: 8px 0; border-top: 1px solid var(--borde); }
ul.alertas li .sub { color: var(--suave); font-size: 13px; flex: 1 1 200px; }
.modo { display: flex; gap: 16px; justify-content: space-between; align-items: center; padding: 16px; border-left: 5px solid #b8c2cb; }
.modo p { margin: 6px 0 0; }
.modo-activo { border-left-color: var(--ok); }
.modo-simulacion { border-left-color: var(--alerta); }
ol.paradas { margin: 0; padding: 6px 16px 10px 40px; }
ol.paradas li { padding: 10px 0; border-bottom: 1px solid var(--borde); display: flex; justify-content: space-between; gap: 10px; flex-wrap: wrap; }
ol.paradas li .sub { display: block; color: var(--suave); font-size: 13px; }
ol.paradas li.hecha { opacity: .55; }
ol.paradas .botones { display: flex; gap: 6px; flex-wrap: wrap; align-items: flex-start; }
.banner.info { background: var(--acento-suave); color: var(--marca); }
pre.pre { background: var(--fondo); padding: 10px; border-radius: 8px; font: 12px var(--mono); max-height: 300px; overflow: auto; white-space: pre-wrap; }
details summary { cursor: pointer; color: var(--suave); font-size: 13px; margin-top: 10px; }
.cabecera-panel select { width: auto; }
/* Gráficas: azul = bajada, naranja = subida (paleta categórica validada, slots 1 y 2) */
.caja-grafica { position: relative; }
svg.grafica { width: 100%; height: auto; display: block; touch-action: none; }
svg.grafica .rejilla { stroke: #e6eaee; stroke-width: 1; }
svg.grafica .eje { fill: var(--suave); font-size: 11px; font-family: var(--fuente); }
svg.grafica .linea { fill: none; stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
svg.grafica .linea.s1, .muestra.s1 { stroke: #2a78d6; background: #2a78d6; }
svg.grafica .linea.s2, .muestra.s2 { stroke: #eb6834; background: #eb6834; }
svg.grafica .cursor { stroke: #9aa7b3; stroke-width: 1; stroke-dasharray: 3 3; }
.leyenda { display: flex; gap: 14px; font-size: 13px; color: var(--suave); margin-bottom: 4px; }
.muestra { display: inline-block; width: 12px; height: 3px; border-radius: 2px; vertical-align: middle; margin-right: 6px; }
.tip { position: absolute; top: 26px; left: 72px; background: #fff; border: 1px solid var(--borde); border-radius: 8px; padding: 8px 10px; font-size: 12.5px; box-shadow: var(--sombra); pointer-events: none; }
.tip.izq { left: auto; right: 16px; }
.tip span { display: block; }
@media (max-width: 800px) { .dos-col { grid-template-columns: 1fr; } .saldo-grande { text-align: left; } .modo { flex-direction: column; align-items: flex-start; } }
@media print { .lateral, .cabecera button, .filtros, .pestanas, .menu-movil { display: none !important; } .marco { display: block; } }