:root {
  --papel: #F3F0E8;
  --tarjeta: #FBFAF6;
  --tinta: #171612;
  --tinta-2: #5E5A50;
  --linea: #DDD8CB;
  --bien: #1F7A4D;
  --mal: #B3261E;
  --acento: #171612;
  --barra: #B9B3A3;
  --barra-act: #171612;
  --demo: #F2D24B;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --papel: #131311; --tarjeta: #1C1B18; --tinta: #EDEAE2; --tinta-2: #A29D90; --linea: #2E2C27;
    --bien: #5BC48D; --mal: #F2867E; --acento: #EDEAE2; --barra: #4A4740; --barra-act: #EDEAE2; --demo: #E3C33F;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --papel: #131311; --tarjeta: #1C1B18; --tinta: #EDEAE2; --tinta-2: #A29D90; --linea: #2E2C27;
  --bien: #5BC48D; --mal: #F2867E; --acento: #EDEAE2; --barra: #4A4740; --barra-act: #EDEAE2; --demo: #E3C33F;
  color-scheme: dark;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--papel); color: var(--tinta);
  font: 16px/1.4 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-variant-numeric: tabular-nums;
  padding-bottom: calc(76px + env(safe-area-inset-bottom));
}
main, .cabecera { max-width: 560px; margin: 0 auto; padding: 0 16px; }
button { font: inherit; color: inherit; }
p { margin: 0; }

.aviso-demo {
  background: var(--demo); color: #171612; text-align: center; font-size: 13px; font-weight: 600;
  padding: 6px 16px; padding-top: calc(6px + env(safe-area-inset-top));
}
.cabecera { padding-top: calc(14px + env(safe-area-inset-top)); padding-bottom: 6px; }
.aviso-demo:not([hidden]) + .cabecera { padding-top: 12px; }
.cabecera { display: flex; align-items: flex-start; gap: 12px; }
.cabecera-texto { flex: 1; min-width: 0; }
.cuenta { font-weight: 650; font-size: 15px; overflow-wrap: anywhere; }
.sel-cuenta { font: inherit; font-weight: 650; font-size: 15px; color: var(--tinta); background: var(--tarjeta); border: 1px solid var(--linea); border-radius: 8px; padding: 6px 8px; max-width: 100%; min-height: 36px; }
.salir { border: 1px solid var(--linea); background: none; border-radius: 8px; padding: 6px 10px; font-size: 13px; color: var(--tinta-2); cursor: pointer; min-height: 36px; }
.aviso-viejo { max-width: 560px; margin: 8px auto 0; padding: 10px 12px; background: var(--tarjeta); border: 1px solid var(--mal); border-radius: 10px; font-size: 14px; color: var(--tinta); width: calc(100% - 32px); }

.login { max-width: 420px; margin: 0 auto; padding: 8px 16px 40px; }
.login form { display: grid; gap: 14px; margin-top: 20px; }
.login label { display: grid; gap: 6px; font-size: 14px; color: var(--tinta-2); }
.login input { font: inherit; font-size: 16px; color: var(--tinta); background: var(--tarjeta); border: 1px solid var(--linea); border-radius: 10px; padding: 12px; min-height: 48px; }
.login input:focus { outline: 2px solid var(--tinta); outline-offset: 1px; }
.boton { font: inherit; font-weight: 650; background: var(--tinta); color: var(--papel); border: 0; border-radius: 10px; padding: 13px; min-height: 48px; cursor: pointer; }
.boton:disabled { opacity: .6; }
.login-error { color: var(--mal); font-size: 14px; min-height: 20px; }
.actualizado { color: var(--tinta-2); font-size: 13px; }

.sobretitulo { margin-top: 18px; text-transform: uppercase; letter-spacing: .08em; font-size: 12px; color: var(--tinta-2); font-weight: 600; }
.fecha-grande { font: 600 30px/1.1 Georgia, "Times New Roman", serif; margin: 4px 0 18px; letter-spacing: -.01em; }
.titulo-vista { font: 600 28px/1.1 Georgia, "Times New Roman", serif; margin: 22px 0 6px; }
.titulo-seccion { font-size: 13px; text-transform: uppercase; letter-spacing: .08em; color: var(--tinta-2); margin: 26px 0 8px; }
.etiqueta { font-size: 13px; color: var(--tinta-2); }
.nota { color: var(--tinta-2); font-size: 12.5px; margin-top: 10px; }

.gasto { border-top: 2px solid var(--tinta); padding-top: 10px; }
.gasto-num { font-size: 40px; font-weight: 700; letter-spacing: -.02em; line-height: 1.1; }
.delta { font-size: 13.5px; color: var(--tinta-2); margin-top: 2px; }
.delta .bien { color: var(--bien); font-weight: 600; }
.delta .mal { color: var(--mal); font-weight: 600; }
.delta .neutro { color: var(--tinta); font-weight: 600; }

.tipos { display: flex; gap: 8px; flex-wrap: wrap; margin: 18px 0 10px; }
.tipos:empty { display: none; }
.chip {
  border: 1px solid var(--linea); background: var(--tarjeta); border-radius: 999px;
  padding: 7px 13px; font-size: 14px; cursor: pointer; min-height: 36px;
}
.chip::first-letter { text-transform: uppercase; }
.chip[aria-selected="true"] { background: var(--tinta); color: var(--papel); border-color: var(--tinta); }

.kpis { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.kpi { background: var(--tarjeta); border: 1px solid var(--linea); border-radius: 12px; padding: 12px 12px 8px; min-width: 0; }
.kpi .valor { font-size: 22px; font-weight: 700; letter-spacing: -.01em; margin-top: 2px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.kpi .delta { font-size: 12.5px; }
.kpi svg { display: block; width: 100%; height: 28px; margin-top: 6px; }
.spark { fill: none; stroke: var(--tinta-2); stroke-width: 1.5; stroke-linejoin: round; stroke-linecap: round; }
.spark-punto { fill: var(--tinta); }

.alertas { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.alerta { background: var(--tarjeta); border: 1px solid var(--linea); border-left: 4px solid var(--tinta-2); border-radius: 10px; padding: 10px 12px; font-size: 14.5px; }
.alerta.mal { border-left-color: var(--mal); }
.alerta.bien { border-left-color: var(--bien); }
.alerta b { display: block; font-size: 13px; color: var(--tinta-2); font-weight: 600; margin-bottom: 1px; }

/* Campañas */
.camp { background: var(--tarjeta); border: 1px solid var(--linea); border-radius: 12px; margin-top: 10px; overflow: hidden; }
.camp > button { all: unset; box-sizing: border-box; display: block; width: 100%; padding: 12px; cursor: pointer; }
.camp > button:focus-visible { outline: 2px solid var(--tinta); outline-offset: -2px; }
.camp-top { display: flex; align-items: baseline; gap: 8px; }
.punto { width: 8px; height: 8px; border-radius: 50%; background: var(--bien); flex: none; transform: translateY(-1px); }
.punto.off { background: var(--barra); }
.camp-nombre { font-weight: 600; font-size: 15px; flex: 1; min-width: 0; overflow-wrap: anywhere; }
.camp-flecha { color: var(--tinta-2); transition: transform .2s; }
.camp.abierta .camp-flecha { transform: rotate(90deg); }
.camp-tipo { font-size: 12.5px; color: var(--tinta-2); margin: 2px 0 8px 16px; }
.camp-nums { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; margin-left: 16px; }
.camp-nums p:first-child { font-size: 11.5px; color: var(--tinta-2); }
.camp-nums .n { font-weight: 650; font-size: 15px; }
.camp-nums .delta { font-size: 12px; margin: 0; }
.camp-detalle { border-top: 1px solid var(--linea); padding: 12px; }
.camp-detalle h3 { font-size: 12px; text-transform: uppercase; letter-spacing: .06em; color: var(--tinta-2); margin: 0 0 6px; }
.tabla { width: 100%; border-collapse: collapse; font-size: 13px; }
.tabla th { text-align: right; font-weight: 500; color: var(--tinta-2); padding: 4px 0 4px 6px; font-size: 11.5px; }
.tabla td { text-align: right; padding: 6px 0 6px 6px; border-top: 1px solid var(--linea); }
.tabla th:first-child, .tabla td:first-child { text-align: left; padding-left: 0; }
.tabla td:first-child { max-width: 0; width: 46%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.mini-graf { margin-bottom: 14px; }

/* Tendencia */
.segmentado { display: flex; background: var(--tarjeta); border: 1px solid var(--linea); border-radius: 10px; padding: 3px; margin-top: 12px; }
.segmentado button { flex: 1; border: 0; background: none; padding: 8px 4px; border-radius: 7px; font-size: 13.5px; cursor: pointer; min-height: 36px; }
.segmentado button[aria-checked="true"] { background: var(--tinta); color: var(--papel); font-weight: 600; }
.segmentado.chico { width: 60%; }
.grafico-caja { background: var(--tarjeta); border: 1px solid var(--linea); border-radius: 12px; padding: 12px; margin-top: 12px; }
.lectura { font-size: 14px; min-height: 40px; }
.lectura strong { font-size: 18px; display: block; }
#grafico svg { display: block; width: 100%; height: auto; touch-action: pan-y; }
.barra { fill: var(--barra); }
.barra.ayer { fill: var(--barra-act); }
.barra.sel { fill: var(--bien); }
.eje { fill: var(--tinta-2); font-size: 10px; }
.guia { stroke: var(--linea); stroke-width: 1; }
.resumen-rango { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 12px; }
.resumen-rango .kpi .valor { font-size: 19px; }

/* Pestañas */
.pestanias {
  position: fixed; left: 0; right: 0; bottom: 0; display: flex; justify-content: center;
  background: color-mix(in srgb, var(--papel) 92%, transparent); backdrop-filter: blur(8px);
  border-top: 1px solid var(--linea); padding-bottom: env(safe-area-inset-bottom);
}
.pestanias button {
  flex: 1; max-width: 186px; border: 0; background: none; padding: 9px 4px 10px; font-size: 12px;
  display: flex; flex-direction: column; align-items: center; gap: 2px; color: var(--tinta-2); cursor: pointer; min-height: 56px;
}
.pestanias .ic { font-size: 17px; line-height: 1.2; letter-spacing: -.12em; }
.pestanias button[aria-current="page"] { color: var(--tinta); font-weight: 650; }