:root {
  --fondo: #f5f4ef;
  --tarjeta: #ffffff;
  --tinta: #18181b;
  --tenue: #6b6b70;
  --linea: #e6e4dc;
  --verde: #14532d;
  --verde-2: #16a34a;
  --verde-suave: #dcfce7;
  --rojo: #b42318;
  --rojo-suave: #fee4e2;
  --ambar: #b45309;
  --ambar-suave: #fef3c7;
  --sombra: 0 1px 2px rgb(0 0 0 / 0.04), 0 4px 16px rgb(0 0 0 / 0.04);
  --radio: 18px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --fondo: #0f1110;
    --tarjeta: #181b19;
    --tinta: #f1f1ee;
    --tenue: #a0a39f;
    --linea: #2a2e2b;
    --verde: #4ade80;
    --verde-2: #22c55e;
    --verde-suave: #12301e;
    --rojo: #f87171;
    --rojo-suave: #3a1513;
    --ambar: #fbbf24;
    --ambar-suave: #3a2a0c;
    --sombra: none;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--fondo);
  color: var(--tinta);
  font: 16px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}
[hidden] { display: none !important; }
h1, h2, h3 { margin: 0; line-height: 1.15; letter-spacing: -0.01em; }
button, input, select, textarea { font: inherit; color: inherit; }
a { color: inherit; }
.tenue { color: var(--tenue); }
.num { font-variant-numeric: tabular-nums; }

/* ---------- Entrar ---------- */
.entrar { min-height: 100dvh; display: grid; place-items: center; padding: 20px; }
.entrar-caja { width: min(380px, 100%); padding: 32px 24px; text-align: center; }
.entrar-caja h1 { font-size: 26px; margin-top: 14px; }
.entrar-caja .campo { text-align: left; margin-top: 20px; }
.logo {
  width: 64px; height: 64px; margin: 0 auto; border-radius: 18px; display: grid; place-items: center;
  background: #14532d; color: #bbf7d0; font: 900 36px/1 "Arial Black", Arial, sans-serif;
}

/* ---------- Estructura ---------- */
.barra {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: calc(12px + env(safe-area-inset-top)) 16px 12px;
  background: color-mix(in srgb, var(--fondo) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--linea);
}
.barra-sub { margin: 0; font-size: 12px; color: var(--tenue); }
.barra-sub::first-letter { text-transform: uppercase; }
.barra-titulo { font-size: 20px; }
.icono-boton {
  width: 42px; height: 42px; border-radius: 12px; border: 1px solid var(--linea);
  background: var(--tarjeta); display: grid; place-items: center; cursor: pointer;
}
.menu {
  position: absolute; right: 16px; top: calc(100% + 6px); min-width: 210px;
  background: var(--tarjeta); border: 1px solid var(--linea); border-radius: 14px; box-shadow: 0 12px 40px rgb(0 0 0 / 0.15);
  padding: 6px; display: grid;
}
.menu a, .menu button {
  text-align: left; padding: 12px 14px; border-radius: 10px; text-decoration: none; background: none; border: 0; cursor: pointer;
}
.menu a:hover, .menu button:hover { background: var(--fondo); }
.menu button { color: var(--rojo); }

.vista { max-width: 760px; margin: 0 auto; padding: 16px 16px calc(110px + env(safe-area-inset-bottom)); }

.pestanas {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 10;
  display: grid; grid-template-columns: repeat(5, 1fr); align-items: end;
  padding: 6px 4px calc(6px + env(safe-area-inset-bottom));
  background: var(--tarjeta); border-top: 1px solid var(--linea);
}
.pestanas a {
  display: grid; justify-items: center; gap: 2px; padding: 6px 0; font-size: 11px; font-weight: 600;
  color: var(--tenue); text-decoration: none;
}
.pestanas svg { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linejoin: round; stroke-linecap: round; }
.pestanas a.activa { color: var(--verde); }
.pestanas .vender span {
  width: 54px; height: 54px; margin-top: -26px; border-radius: 18px; display: grid; place-items: center;
  background: var(--verde); color: #fff; box-shadow: 0 8px 20px rgb(20 83 45 / 0.35);
}
@media (prefers-color-scheme: dark) { .pestanas .vender span { color: #052e16; } }
.pestanas .vender svg { stroke-width: 2.6; }
.pestanas .vender.activa { color: var(--verde); }

/* ---------- Piezas ---------- */
.tarjeta { background: var(--tarjeta); border: 1px solid var(--linea); border-radius: var(--radio); box-shadow: var(--sombra); }
.bloque { padding: 18px; margin-bottom: 14px; }
.bloque > h2 { font-size: 15px; margin-bottom: 12px; }
.bloque-cabeza { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; margin-bottom: 12px; }
.bloque-cabeza h2 { font-size: 15px; }
.bloque-cabeza a, .enlace { font-size: 14px; font-weight: 600; color: var(--verde); text-decoration: none; background: none; border: 0; cursor: pointer; padding: 0; }

.titulo-vista { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin: 4px 0 14px; }
.titulo-vista h2 { font-size: 24px; }

.cifras { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin-bottom: 14px; }
.cifra { padding: 14px 16px; }
.cifra small { display: block; font-size: 12px; font-weight: 600; color: var(--tenue); text-transform: uppercase; letter-spacing: 0.06em; }
.cifra strong { display: block; font-size: 26px; margin-top: 4px; letter-spacing: -0.02em; }
.cifra span { font-size: 13px; color: var(--tenue); }
.cifra.grande { grid-column: 1 / -1; background: var(--verde); color: #fff; border-color: transparent; }
.cifra.grande small, .cifra.grande span { color: rgb(255 255 255 / 0.75); }
.cifra.grande strong { font-size: 38px; }
@media (prefers-color-scheme: dark) {
  .cifra.grande { background: #14532d; }
}
.cifra.alerta { cursor: pointer; text-decoration: none; }
.cifra.alerta strong { color: var(--ambar); }
.sube { color: var(--verde-2) !important; font-weight: 700; }
.baja { color: var(--rojo) !important; font-weight: 700; }
.cifra.grande .sube, .cifra.grande .baja { color: #fff !important; }

.meta-barra { height: 10px; border-radius: 99px; background: var(--fondo); overflow: hidden; margin-top: 10px; border: 1px solid var(--linea); }
.meta-barra div { height: 100%; background: var(--verde-2); border-radius: 99px; }

.grafica svg { width: 100%; height: 140px; display: block; }
.grafica .barra-dia { fill: var(--verde-2); }
.grafica .barra-dia.hoy { fill: var(--verde); }
.grafica .barra-dia.vacia { fill: var(--linea); }
.grafica-pie { display: flex; justify-content: space-between; font-size: 12px; color: var(--tenue); margin-top: 6px; }

.lista { list-style: none; margin: 0; padding: 0; }
.lista > li { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 12px 0; border-top: 1px solid var(--linea); }
.lista > li:first-child { border-top: 0; padding-top: 0; }
.lista > li:last-child { padding-bottom: 0; }
.lista .principal { min-width: 0; }
.lista .principal b { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.lista .principal span { display: block; font-size: 13px; color: var(--tenue); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.lista .lado { text-align: right; flex-shrink: 0; }
.lista .lado b { display: block; }
.lista .lado span { font-size: 12px; }
.fila-boton { width: 100%; background: none; border: 0; padding: 0; text-align: left; cursor: pointer; display: flex; align-items: center; justify-content: space-between; gap: 12px; }

.vacio { text-align: center; padding: 28px 12px; color: var(--tenue); }
.vacio b { display: block; color: var(--tinta); font-size: 17px; margin-bottom: 4px; }

.etiqueta {
  display: inline-block; font-size: 11px; font-weight: 700; padding: 3px 8px; border-radius: 99px;
  text-transform: uppercase; letter-spacing: 0.04em; white-space: nowrap;
}
.etiqueta.pagada, .etiqueta.ganado { background: var(--verde-suave); color: var(--verde); }
.etiqueta.pendiente, .etiqueta.cotizado { background: var(--ambar-suave); color: var(--ambar); }
.etiqueta.cancelada, .etiqueta.perdido, .etiqueta.vencido { background: var(--rojo-suave); color: var(--rojo); }
.etiqueta.nuevo, .etiqueta.contactado { background: var(--fondo); color: var(--tenue); border: 1px solid var(--linea); }

/* ---------- Formularios ---------- */
.campo { display: grid; gap: 6px; margin-bottom: 14px; }
.campo > span { font-size: 13px; font-weight: 600; color: var(--tenue); }
input, select, textarea {
  width: 100%; min-height: 48px; padding: 10px 14px; border-radius: 12px; border: 1px solid var(--linea);
  background: var(--tarjeta); font-size: 16px;
}
textarea { min-height: 80px; resize: vertical; }
input:focus, select:focus, textarea:focus, button:focus-visible, a:focus-visible { outline: 3px solid color-mix(in srgb, var(--verde-2) 45%, transparent); outline-offset: 1px; }
.dos { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.tres { display: grid; grid-template-columns: 2fr 1fr 1.3fr; gap: 8px; }

.boton {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 48px; padding: 0 18px;
  border-radius: 14px; border: 1px solid var(--linea); background: var(--tarjeta); font-weight: 700; cursor: pointer; text-decoration: none;
}
.boton.primario { background: var(--verde); border-color: var(--verde); color: #fff; }
@media (prefers-color-scheme: dark) { .boton.primario { color: #052e16; } }
.boton.peligro { color: var(--rojo); }
.boton.whatsapp { background: #25d366; border-color: #25d366; color: #063; }
.boton.chico { min-height: 38px; padding: 0 12px; font-size: 14px; border-radius: 11px; }
.boton.ancho { width: 100%; }
.boton:disabled { opacity: 0.55; cursor: progress; }
.botones { display: flex; flex-wrap: wrap; gap: 8px; }

.chips { display: flex; gap: 8px; overflow-x: auto; padding-bottom: 4px; margin-bottom: 14px; scrollbar-width: none; }
.chips::-webkit-scrollbar { display: none; }
.chip {
  flex-shrink: 0; padding: 9px 14px; border-radius: 99px; border: 1px solid var(--linea); background: var(--tarjeta);
  font-size: 14px; font-weight: 600; cursor: pointer;
}
.chip[aria-pressed="true"] { background: var(--tinta); color: var(--fondo); border-color: var(--tinta); }

.renglon { padding: 12px; border: 1px solid var(--linea); border-radius: 14px; margin-bottom: 10px; background: var(--fondo); }
.renglon .campo { margin-bottom: 8px; }
.renglon-pie { display: flex; justify-content: space-between; align-items: center; font-size: 14px; }
.quitar { background: none; border: 0; color: var(--rojo); font-weight: 600; cursor: pointer; padding: 4px; }

.total-venta {
  display: flex; justify-content: space-between; align-items: baseline; padding: 16px 18px; margin: 4px 0 14px;
  border-radius: 16px; background: var(--tinta); color: var(--fondo);
}
.total-venta strong { font-size: 30px; }

.buscador { margin-bottom: 12px; }

.error { color: var(--rojo); font-size: 14px; min-height: 1.2em; margin: 4px 0 10px; }

/* ---------- Modal y aviso ---------- */
.modal {
  width: min(560px, calc(100% - 24px)); max-height: calc(100dvh - 40px); padding: 0; border: 0; border-radius: 22px;
  background: var(--tarjeta); color: var(--tinta); box-shadow: 0 30px 80px rgb(0 0 0 / 0.35);
}
.modal::backdrop { background: rgb(10 10 10 / 0.45); }
#modal-cuerpo { padding: 22px 20px 20px; }
.modal-cabeza { display: flex; justify-content: space-between; align-items: start; gap: 12px; margin-bottom: 16px; }
.modal-cabeza h2 { font-size: 21px; }
.cerrar { background: var(--fondo); border: 1px solid var(--linea); width: 38px; height: 38px; border-radius: 12px; cursor: pointer; font-size: 20px; line-height: 1; flex-shrink: 0; }
.detalle-totales { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin: 14px 0; }
.detalle-totales div { background: var(--fondo); border-radius: 12px; padding: 10px; text-align: center; }
.detalle-totales small { display: block; font-size: 11px; color: var(--tenue); font-weight: 700; text-transform: uppercase; }
.detalle-totales b { font-size: 17px; }

.aviso {
  position: fixed; left: 50%; bottom: calc(96px + env(safe-area-inset-bottom)); transform: translateX(-50%); z-index: 50;
  background: var(--tinta); color: var(--fondo); padding: 12px 18px; border-radius: 14px; font-weight: 600;
  box-shadow: 0 10px 30px rgb(0 0 0 / 0.25); max-width: calc(100% - 32px);
}
.aviso.mal { background: var(--rojo); color: #fff; }

@media (min-width: 640px) {
  .cifras { grid-template-columns: repeat(3, 1fr); }
  .cifra.grande { grid-column: span 3; }
  .vista { padding-top: 24px; }
}
@media (prefers-reduced-motion: no-preference) {
  .vista > * { animation: entra 0.18s ease-out both; }
  @keyframes entra { from { opacity: 0; transform: translateY(4px); } }
}