:root {
  --papel: #F7F5F0;
  --papel-alto: #FFFFFF;
  --tinta: #1F2A24;
  --tinta-suave: #5B6660;
  --linea: #C9C2B2;
  --verde: #2F6F4E;
  --verde-suave: #E4EFE9;
  --rojo: #B23A2F;
  --rojo-suave: #F6E6E3;
  --bronce: #B08D57;

  --sans: 'IBM Plex Sans', system-ui, sans-serif;
  --mono: 'IBM Plex Mono', ui-monospace, monospace;

  --radio: 10px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--sans);
  background: var(--papel);
  color: var(--tinta);
  -webkit-font-smoothing: antialiased;
}

button, input, select {
  font-family: inherit;
  font-size: inherit;
}

.pantalla { display: none; min-height: 100vh; }
.pantalla.activa { display: block; }

/* ===== Auth ===== */
.auth-wrap {
  max-width: 380px;
  margin: 0 auto;
  padding: 64px 24px 32px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.auth-marca { text-align: center; margin-bottom: 40px; }
.auth-marca__ticket {
  font-size: 32px;
  color: var(--bronce);
  display: inline-block;
  margin-bottom: 8px;
}
.auth-marca h1 { font-size: 22px; font-weight: 600; margin: 0 0 4px; letter-spacing: -0.01em; }
.auth-marca__sub { font-size: 14px; color: var(--tinta-suave); margin: 0; }

.auth-form { display: flex; flex-direction: column; gap: 16px; }
.auth-form label { display: flex; flex-direction: column; gap: 6px; font-size: 13px; color: var(--tinta-suave); font-weight: 500; }
.auth-form input {
  padding: 12px 14px;
  border: 1.5px solid var(--linea);
  border-radius: var(--radio);
  background: var(--papel-alto);
  color: var(--tinta);
}
.auth-form input:focus { outline: 2px solid var(--bronce); outline-offset: 1px; border-color: var(--bronce); }

.auth-error { color: var(--rojo); font-size: 13px; min-height: 18px; margin: 0; }

.auth-toggle {
  background: none; border: none; color: var(--tinta-suave);
  font-size: 13px; margin-top: 20px; text-align: center; cursor: pointer;
  text-decoration: underline;
}
.auth-toggle:focus-visible { outline: 2px solid var(--bronce); }

.auth-separador {
  display: flex; align-items: center; gap: 12px;
  margin: 20px 0; color: var(--tinta-suave); font-size: 12px;
}
.auth-separador::before, .auth-separador::after {
  content: ''; flex: 1; height: 1px; background: var(--linea);
}

.btn--google {
  display: flex; align-items: center; justify-content: center; gap: 10px;
  background: var(--papel-alto); color: var(--tinta); border: 1.5px solid var(--linea);
  text-decoration: none; font-weight: 500; font-size: 14px;
}
.btn--google:hover { background: var(--papel); }
.btn--google:focus-visible { outline: 2px solid var(--bronce); outline-offset: 2px; }

.btn {
  padding: 13px 20px;
  border-radius: var(--radio);
  border: none;
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  transition: transform 0.08s ease, opacity 0.15s ease;
}
.btn:active { transform: scale(0.98); }
.btn--primario { background: var(--tinta); color: var(--papel-alto); }
.btn--primario:disabled { opacity: 0.5; cursor: default; }
.btn:focus-visible { outline: 2px solid var(--bronce); outline-offset: 2px; }

/* ===== App shell ===== */
.app-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1.5px solid var(--linea);
  background: var(--papel-alto);
  position: sticky; top: 0; z-index: 10;
}
.app-header__marca { font-weight: 600; font-size: 15px; letter-spacing: -0.01em; }
.btn-icono {
  background: none; border: none; font-size: 18px; color: var(--tinta-suave); cursor: pointer;
  width: 36px; height: 36px; border-radius: 8px;
}
.btn-icono:hover { background: var(--papel); }
.btn-icono:focus-visible { outline: 2px solid var(--bronce); }

.app-main { padding: 20px 20px 100px; max-width: 560px; margin: 0 auto; }

.tab { display: none; }
.tab.activa { display: block; }

.tab-titulo { font-size: 18px; font-weight: 600; margin: 0 0 20px; letter-spacing: -0.01em; }

/* ===== Subir ===== */
.form-subir { display: flex; flex-direction: column; gap: 16px; }
.campo-tipo { display: flex; flex-direction: column; gap: 6px; font-size: 13px; color: var(--tinta-suave); font-weight: 500; }
.campo-tipo select {
  padding: 12px 14px; border: 1.5px solid var(--linea); border-radius: var(--radio);
  background: var(--papel-alto); color: var(--tinta);
}

.dropzone {
  border: 2px dashed var(--linea);
  border-radius: var(--radio);
  padding: 32px 20px;
  text-align: center;
  cursor: pointer;
  background: var(--papel-alto);
  display: flex; flex-direction: column; align-items: center; gap: 10px;
}
.dropzone input { display: none; }
.dropzone__icono { font-size: 28px; }
.dropzone__texto { font-size: 14px; color: var(--tinta-suave); }
.dropzone.tiene-archivo { border-color: var(--bronce); border-style: solid; }
.dropzone.tiene-archivo .dropzone__texto { color: var(--tinta); font-weight: 500; }
.dropzone.arrastrando { border-color: var(--verde); background: var(--verde-suave); border-style: solid; }

.cola-archivos { display: flex; flex-direction: column; gap: 8px; }
.cola-item {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  background: var(--papel-alto); border: 1.5px solid var(--linea); border-radius: 8px;
  padding: 9px 12px; font-size: 13px;
}
.cola-item__nombre { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; flex: 1; }
.cola-item__quitar {
  background: none; border: none; color: var(--tinta-suave); cursor: pointer; font-size: 15px;
  width: 22px; height: 22px; flex-shrink: 0;
}
.cola-item__estado { font-size: 11px; flex-shrink: 0; font-family: var(--mono); }
.cola-item__estado--ok { color: var(--verde); }
.cola-item__estado--error { color: var(--rojo); }
.cola-item__estado--proc { color: var(--bronce); }

.resultado { margin-top: 24px; }
.resultado-msg { padding: 14px 16px; border-radius: var(--radio); font-size: 14px; }
.resultado-msg--ok { background: var(--verde-suave); color: var(--verde); }
.resultado-msg--error { background: var(--rojo-suave); color: var(--rojo); }

/* ===== Lista ===== */
.lista-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.lista-header .tab-titulo { margin: 0; }
.lista-filtros select {
  padding: 8px 12px; border: 1.5px solid var(--linea); border-radius: 8px;
  background: var(--papel-alto); font-size: 13px;
}
.lista-vacia { color: var(--tinta-suave); font-size: 14px; text-align: center; padding: 40px 0; }

.lista-contenedor { display: flex; flex-direction: column; gap: 14px; }

/* Talón de recibo — el elemento firma de la interfaz */
.ticket {
  position: relative;
  background: var(--papel-alto);
  border-radius: var(--radio);
  padding: 16px 18px;
  border: 1.5px solid var(--linea);
  overflow: hidden;
}
.ticket::before {
  /* borde perforado: fila de puntitos en el margen izquierdo */
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 6px;
  background-image: radial-gradient(circle, var(--papel) 2px, transparent 2.2px);
  background-size: 6px 12px;
  background-repeat: repeat-y;
  background-position: 0 4px;
}

.ticket__fila { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; }
.ticket__proveedor { font-weight: 600; font-size: 15px; margin: 0 0 3px; }
.ticket__meta { font-size: 12.5px; color: var(--tinta-suave); margin: 0; }
.ticket__monto { font-family: var(--mono); font-weight: 600; font-size: 16px; white-space: nowrap; }
.ticket__monto--ingreso { color: var(--verde); }
.ticket__monto--egreso { color: var(--tinta); }

.ticket__pie { display: flex; align-items: center; justify-content: space-between; margin-top: 10px; gap: 8px; }
.ticket__origen { font-size: 11px; color: var(--tinta-suave); font-family: var(--mono); }

/* Sello de estado — rotado, tipo estampilla de goma */
.sello {
  display: inline-block;
  font-family: var(--mono);
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 3px 9px;
  border: 1.5px solid currentColor;
  border-radius: 4px;
  transform: rotate(-3deg);
}
.sello--pendiente { color: var(--rojo); }
.sello--validado { color: var(--verde); }

.ticket__notas { font-size: 12px; color: var(--tinta-suave); margin: 8px 0 0; font-style: italic; }

/* ===== Tab bar ===== */
.tab-bar {
  position: fixed; bottom: 0; left: 0; right: 0;
  background: var(--papel-alto);
  border-top: 1.5px solid var(--linea);
  display: flex;
  padding-bottom: env(safe-area-inset-bottom, 0);
  z-index: 10;
}
.tab-bar__item {
  flex: 1;
  background: none; border: none; cursor: pointer;
  display: flex; flex-direction: column; align-items: center; gap: 3px;
  padding: 10px 0 8px;
  color: var(--tinta-suave);
  font-size: 11px; font-weight: 500;
}
.tab-bar__item.activo { color: var(--tinta); }
.tab-bar__icono { font-size: 18px; }
.tab-bar__item:focus-visible { outline: 2px solid var(--bronce); }

@media (prefers-reduced-motion: reduce) {
  .btn { transition: none; }
}

/* ===== Ticket clickeable ===== */
.ticket { cursor: pointer; transition: transform 0.1s ease; }
.ticket:active { transform: scale(0.99); }
.ticket:focus-visible { outline: 2px solid var(--bronce); outline-offset: 2px; }

/* ===== Modal de detalle ===== */
.modal-overlay {
  display: none;
  position: fixed; inset: 0;
  background: rgba(31, 42, 36, 0.45);
  z-index: 50;
  align-items: flex-end;
  justify-content: center;
}
.modal-overlay.activo { display: flex; }

.modal {
  background: var(--papel);
  width: 100%;
  max-width: 480px;
  max-height: 88vh;
  overflow-y: auto;
  border-radius: 18px 18px 0 0;
  padding: 28px 22px calc(28px + env(safe-area-inset-bottom, 0));
  position: relative;
}
@media (min-width: 560px) {
  .modal-overlay { align-items: center; }
  .modal { border-radius: var(--radio); max-height: 80vh; }
}

.modal__cerrar {
  position: absolute; top: 14px; right: 14px;
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--papel-alto); border: 1.5px solid var(--linea);
  color: var(--tinta-suave); cursor: pointer; font-size: 14px;
}
.modal__cerrar:focus-visible { outline: 2px solid var(--bronce); }

.detalle-header { margin-bottom: 18px; padding-right: 30px; }
.detalle-proveedor { font-size: 19px; font-weight: 700; margin: 0 0 4px; }
.detalle-monto { font-family: var(--mono); font-size: 24px; font-weight: 600; margin: 6px 0; }
.detalle-monto--ingreso { color: var(--verde); }
.detalle-monto--egreso { color: var(--tinta); }

.detalle-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 12px 16px;
  margin: 18px 0; padding: 16px; background: var(--papel-alto);
  border-radius: var(--radio); border: 1.5px solid var(--linea);
}
.detalle-campo__label { font-size: 11px; color: var(--tinta-suave); text-transform: uppercase; letter-spacing: 0.04em; margin: 0 0 2px; }
.detalle-campo__valor { font-family: var(--mono); font-size: 13.5px; margin: 0; word-break: break-word; }

.detalle-seccion-titulo { font-size: 12px; font-weight: 600; color: var(--tinta-suave); text-transform: uppercase; letter-spacing: 0.04em; margin: 20px 0 8px; }

.items-tabla { width: 100%; border-collapse: collapse; font-size: 13px; }
.items-tabla th {
  text-align: left; font-size: 11px; color: var(--tinta-suave); font-weight: 500;
  padding: 6px 4px; border-bottom: 1.5px solid var(--linea);
}
.items-tabla td { padding: 8px 4px; border-bottom: 1px solid var(--linea); font-family: var(--mono); font-size: 12.5px; }
.items-tabla td:first-child { font-family: var(--sans); }
.items-tabla th:last-child, .items-tabla td:last-child { text-align: right; }

.detalle-notas { font-size: 13px; color: var(--tinta-suave); font-style: italic; margin: 16px 0 0; }

.detalle-acciones { margin-top: 22px; display: flex; gap: 10px; }
.btn--validar { flex: 1; background: var(--verde); color: var(--papel-alto); }
.btn--secundario { flex: 1; background: var(--papel-alto); color: var(--tinta); border: 1.5px solid var(--linea); }

/* ===== Toggle tarjetas / tabla ===== */
.lista-filtros { display: flex; align-items: center; gap: 10px; }
.vista-toggle { display: flex; border: 1.5px solid var(--linea); border-radius: 8px; overflow: hidden; }
.vista-toggle__btn {
  background: var(--papel-alto); border: none; padding: 7px 11px; cursor: pointer;
  color: var(--tinta-suave); font-size: 14px; border-right: 1.5px solid var(--linea);
}
.vista-toggle__btn:last-child { border-right: none; }
.vista-toggle__btn.activo { background: var(--tinta); color: var(--papel-alto); }
.vista-toggle__btn:focus-visible { outline: 2px solid var(--bronce); }

.ticket__numero { font-family: var(--mono); font-size: 11px; color: var(--tinta-suave); }

/* ===== Vista tabla ===== */
.tabla-wrap { overflow-x: auto; border: 1.5px solid var(--linea); border-radius: var(--radio); background: var(--papel-alto); }
.tabla-comprobantes { width: 100%; border-collapse: collapse; font-size: 12.5px; white-space: nowrap; }
.tabla-comprobantes th {
  text-align: left; padding: 10px 12px; font-size: 10.5px; color: var(--tinta-suave);
  text-transform: uppercase; letter-spacing: 0.04em; border-bottom: 1.5px solid var(--linea);
  position: sticky; top: 0; background: var(--papel-alto);
}
.tabla-comprobantes td { padding: 10px 12px; border-bottom: 1px solid var(--linea); font-family: var(--mono); cursor: pointer; }
.tabla-comprobantes td:first-child { font-family: var(--sans); }
.tabla-comprobantes tr:hover td { background: var(--papel); }
.tabla-comprobantes tr:last-child td { border-bottom: none; }
.tabla-comprobantes .num-col { text-align: right; }

/* ===== Modal ancho con visor de documento ===== */
.modal--ancho { max-width: 900px; }
.modal__paneles { display: flex; flex-direction: column; gap: 0; }
@media (min-width: 760px) {
  .modal__paneles { flex-direction: row; align-items: flex-start; }
  .modal__contenido { flex: 1; min-width: 0; }
  .modal__visor { flex: 1; min-width: 0; position: sticky; top: 0; }
}

.modal__visor { margin-top: 20px; }
@media (min-width: 760px) { .modal__visor { margin-top: 36px; margin-left: 24px; } }

.visor-vacio {
  display: flex; align-items: center; justify-content: center;
  height: 240px; border: 1.5px dashed var(--linea); border-radius: var(--radio);
  color: var(--tinta-suave); font-size: 13px;
}
.visor-imagen { width: 100%; border-radius: var(--radio); border: 1.5px solid var(--linea); display: block; }
.visor-tabs { display: flex; gap: 8px; margin-bottom: 10px; }

.pdf-inline-contenedor {
  max-height: 480px; overflow: auto; background: #fff;
  border-radius: var(--radio); border: 1.5px solid var(--linea); padding: 8px;
}
.pdf-pagina { display: block; margin: 0 auto 8px; max-width: 100%; height: auto; }
.pdf-pagina:last-child { margin-bottom: 0; }
.visor-tabs button {
  font-size: 12px; padding: 6px 12px; border-radius: 7px; border: 1.5px solid var(--linea);
  background: var(--papel-alto); color: var(--tinta-suave); cursor: pointer;
}
.visor-tabs button.activo { background: var(--tinta); color: var(--papel-alto); border-color: var(--tinta); }

.visor-abrir-full {
  display: block; width: 100%; margin-bottom: 10px;
  padding: 9px; border-radius: 8px; border: 1.5px solid var(--linea);
  background: var(--papel-alto); color: var(--tinta-suave); font-size: 12.5px; cursor: pointer;
}
.visor-abrir-full:focus-visible { outline: 2px solid var(--bronce); }

/* ===== Visor a pantalla completa ===== */
.visor-fullscreen-overlay {
  display: none;
  position: fixed; inset: 0; z-index: 100;
  height: 100vh; height: 100dvh; /* dvh es más confiable en mobile con barra de direcciones dinámica */
  background: #16201B; /* tinta oscura, no el papel — para que el documento resalte */
  flex-direction: column;
}
.visor-fullscreen-overlay.activo { display: flex; }

/* Bloquea el scroll del fondo mientras el visor está abierto — sin esto, en
   mobile el overlay puede quedar corrido y el header con la X fuera de vista */
body.sin-scroll {
  overflow: hidden;
  position: fixed;
  width: 100%;
}

.visor-fullscreen__header {
  position: sticky; top: 0; z-index: 2;
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 12px 14px;
  padding-top: calc(12px + env(safe-area-inset-top, 0));
  background: rgba(22, 32, 27, 0.92);
  backdrop-filter: blur(4px);
  flex-shrink: 0;
}
.visor-fullscreen__titulo {
  color: #E9E4D8; font-size: 12.5px; font-family: var(--mono);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap; flex: 1;
}
.visor-fullscreen__acciones { display: flex; align-items: center; gap: 4px; flex-shrink: 0; }

.btn-icono--claro { color: #E9E4D8; font-size: 17px; }
.btn-icono--claro:hover { background: rgba(255,255,255,0.08); }

.visor-zoom-nivel { color: #B5AD9C; font-size: 11px; font-family: var(--mono); min-width: 38px; text-align: center; }

.visor-fullscreen__scroll {
  flex: 1; overflow: auto;
  display: flex; align-items: flex-start; justify-content: center;
  -webkit-overflow-scrolling: touch;
  touch-action: pan-x pan-y pinch-zoom;
}
.visor-fullscreen__contenido {
  margin: auto; transition: transform 0.15s ease;
  transform-origin: center center;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px;
}
.visor-fullscreen__contenido img { max-width: 100%; display: block; }
.visor-fullscreen__contenido .pdf-pagina { max-width: 90vw; height: auto; background: #fff; }
@media (min-width: 760px) {
  .visor-fullscreen__contenido .pdf-pagina { max-width: 70vw; }
}

/* ===== Perfil ===== */
.perfil-tarjeta {
  background: var(--papel-alto); border: 1.5px solid var(--linea); border-radius: var(--radio);
  padding: 16px 18px; margin-bottom: 24px;
}
.perfil-label { font-size: 11px; color: var(--tinta-suave); text-transform: uppercase; letter-spacing: 0.04em; margin: 0 0 2px; }
.perfil-valor { font-size: 14px; margin: 0 0 14px; font-weight: 500; }
.perfil-valor:last-child { margin-bottom: 0; }
.perfil-subtitulo { font-size: 14px; font-weight: 600; margin: 0 0 6px; }
.perfil-descripcion { font-size: 13px; color: var(--tinta-suave); margin: 0 0 14px; }

/* ===== Edición dentro del modal ===== */
.detalle-grid--editable { grid-template-columns: 1fr 1fr; }
.detalle-grid--editable input,
.detalle-grid--editable select {
  width: 100%; padding: 7px 8px; border: 1.5px solid var(--linea); border-radius: 6px;
  font-family: var(--mono); font-size: 13px; background: var(--papel-alto); color: var(--tinta);
}
.detalle-grid--editable input:focus, .detalle-grid--editable select:focus {
  outline: 2px solid var(--bronce); outline-offset: 1px;
}
.campo-ancho { grid-column: 1 / -1; }
.btn--editar { background: var(--bronce); color: var(--papel-alto); }