/* Sistema visual tomado de ERI: Inter, fondo #fafbfc, cards blancas con
   borde #eceef2, indigo #4f46e5 activo, badges suaves. */
:root {
  --bg: #fafbfc;
  --card: #ffffff;
  --line: #eceef2;
  --ink: #111827;
  --ink-2: #6b7280;
  --ink-3: #9ca3af;
  --pos: #16a34a;
  --pos-soft: #f0fdf4;
  --neg: #dc2626;
  --neg-soft: #fef2f2;
  --warn: #f59e0b;
  --warn-soft: #fffbeb;
  --info: #2563eb;
  --info-soft: #eff6ff;
  --active: #4f46e5;
  --active-soft: #eef0fe;
  --sombra: 0 1px 2px rgba(17, 24, 39, 0.04);
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body { margin: 0; height: 100%; }
body {
  font-family: 'Inter', system-ui, sans-serif;
  font-feature-settings: 'cv11', 'ss01';
  -webkit-font-smoothing: antialiased;
  background: var(--bg);
  color: var(--ink);
  overscroll-behavior: none;
}
button { font: inherit; color: inherit; border: 0; background: none; cursor: pointer; padding: 0; }
input, select, textarea { font: inherit; color: var(--ink); }

.pantalla { display: none; min-height: 100dvh; flex-direction: column; padding: 24px 20px; max-width: 440px; margin: 0 auto; }
.pantalla.visible { display: flex; }
.pantalla-ancha { max-width: none; }

/* ---------- Componentes base ---------- */
.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; box-shadow: var(--sombra); }
.btn-primario {
  height: 56px; background: var(--active); color: #fff; border-radius: 8px;
  font-size: 16px; font-weight: 600; display: flex; align-items: center; justify-content: center; gap: 10px; width: 100%;
}
.btn-primario:disabled { opacity: 0.5; }
.btn-borde {
  display: inline-flex; align-items: center; gap: 8px; background: var(--card); border: 1px solid var(--line);
  border-radius: 8px; padding: 10px 16px; font-size: 13px; font-weight: 500; box-shadow: var(--sombra);
}
.badge { display: inline-flex; align-items: center; gap: 6px; border-radius: 6px; padding: 2px 8px; font-size: 12px; font-weight: 500; }
.badge-pos { background: var(--pos-soft); color: var(--pos); }
.badge-neg { background: var(--neg-soft); color: var(--neg); }
.badge-warn { background: var(--warn-soft); color: #b45309; }
.badge-info { background: var(--info-soft); color: var(--info); }
.badge-activo { background: var(--active-soft); color: var(--active); }
.oculto { display: none !important; }

/* ---------- PIN ---------- */
#pantalla-pin { justify-content: space-between; padding-top: 56px; padding-bottom: 28px; }
.pin-logo { display: flex; flex-direction: column; align-items: center; gap: 14px; }
.pin-logo-cuadro { width: 60px; height: 60px; background: var(--active-soft); border-radius: 16px; display: flex; align-items: center; justify-content: center; }
.pin-titulo { font-size: 22px; font-weight: 700; letter-spacing: -0.3px; text-align: center; }
.pin-sub { font-size: 13px; color: var(--ink-2); text-align: center; margin-top: 3px; }
.pin-dots { display: flex; gap: 14px; justify-content: center; margin-top: 20px; }
.pin-dot { width: 16px; height: 16px; border-radius: 50%; border: 2px solid #d7dae0; background: var(--card); }
.pin-dot.lleno { background: var(--active); border-color: var(--active); }
.pin-error { text-align: center; font-size: 13px; color: var(--neg); min-height: 20px; margin-top: 12px; }
.teclado { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.tecla {
  height: 72px; background: var(--card); border: 1px solid var(--line); border-radius: 12px;
  font-size: 26px; font-weight: 600; box-shadow: var(--sombra); display: flex; align-items: center; justify-content: center;
}
.tecla:active { background: var(--active-soft); }
.tecla-fantasma { background: none; border: 0; box-shadow: none; }

/* ---------- Registro ---------- */
#pantalla-registro { gap: 14px; }
.reg-header { display: flex; align-items: center; justify-content: space-between; }
.reg-hola { font-size: 19px; font-weight: 700; letter-spacing: -0.3px; }
.reg-fecha { font-size: 13px; color: var(--ink-2); }
.toggle { display: flex; gap: 10px; }
.toggle button {
  flex: 1; height: 56px; border-radius: 8px; font-size: 16px; font-weight: 500; color: var(--ink-2);
  background: var(--card); border: 1px solid var(--line); box-shadow: var(--sombra);
  display: flex; align-items: center; justify-content: center; gap: 8px;
}
.toggle button.activo { background: var(--active-soft); border-color: var(--active); color: var(--active); font-weight: 600; }
.campo-fecha { display: flex; align-items: center; justify-content: space-between; padding: 12px 16px; }
.campo-fecha label { font-size: 13px; font-weight: 500; color: var(--ink-2); }
.campo-fecha input { border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px; font-size: 15px; background: var(--card); }
.contador-card { padding: 20px; display: flex; flex-direction: column; gap: 6px; flex: 1; justify-content: center; }
.contador-top { display: flex; align-items: center; justify-content: space-between; }
.contador-label { font-size: 13px; font-weight: 500; color: var(--ink-2); }
.contador-fila { display: flex; align-items: center; justify-content: space-between; margin-top: 8px; }
.btn-mas-menos {
  width: 68px; height: 68px; border-radius: 50%; display: flex; align-items: center; justify-content: center;
  background: var(--card); border: 1px solid var(--line); box-shadow: var(--sombra); font-size: 30px; font-weight: 500;
  user-select: none; -webkit-user-select: none; touch-action: manipulation;
}
.btn-mas { background: var(--active); border-color: var(--active); color: #fff; }
.numero-grande {
  font-size: 88px; font-weight: 600; line-height: 1; letter-spacing: -3px; border-bottom: 2px dashed #d7dae0;
  padding: 0 6px 4px 6px; user-select: none; -webkit-user-select: none;
}
.contador-hint { font-size: 12px; color: var(--active); font-weight: 500; text-align: center; margin-top: 6px; }
.contador-hint2 { font-size: 11px; color: var(--ink-3); text-align: center; }
.seccion-label { font-size: 12px; font-weight: 500; color: var(--ink-2); }
.lista-recolectores { display: flex; flex-direction: column; gap: 8px; }
.btn-recolector {
  min-height: 54px; background: var(--card); border: 1px solid var(--line); border-radius: 8px; box-shadow: var(--sombra);
  display: flex; align-items: center; justify-content: space-between; padding: 0 16px; font-size: 15px; font-weight: 500; color: var(--ink-2);
  text-align: left;
}
.btn-recolector.activo { background: var(--active-soft); border-color: var(--active); color: var(--active); font-weight: 600; }
.fila-extras { display: flex; gap: 10px; }
.btn-obs { flex: 1; min-height: 48px; justify-content: space-between; }
.btn-foto { width: 48px; height: 48px; padding: 0; justify-content: center; }
.btn-foto.con-foto { border-color: var(--pos); background: var(--pos-soft); }
textarea#obs-texto { width: 100%; border: 1px solid var(--line); border-radius: 8px; padding: 10px 12px; font-size: 14px; min-height: 64px; resize: vertical; background: var(--card); }

/* ---------- Paso 1: tipo ---------- */
#pantalla-tipo { gap: 16px; }
.tipo-resumen-hoy { padding: 14px 16px; font-size: 13px; color: var(--ink-2); display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.tipo-botones { display: flex; flex-direction: column; gap: 14px; flex: 1; justify-content: center; }
.btn-tipo {
  display: flex; align-items: center; gap: 16px; background: var(--card); border: 1px solid var(--line);
  border-radius: 14px; box-shadow: var(--sombra); padding: 22px 18px; text-align: left; width: 100%;
}
.btn-tipo:active { background: var(--active-soft); border-color: var(--active); }
.btn-tipo-icono { width: 58px; height: 58px; border-radius: 14px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.btn-tipo-icono-entrega { background: var(--active-soft); color: var(--active); }
.btn-tipo-icono-devolucion { background: var(--info-soft); color: var(--info); }
.btn-tipo-texto { flex: 1; }
.btn-tipo-titulo { font-size: 20px; font-weight: 700; letter-spacing: -0.3px; }
.btn-tipo-sub { font-size: 13px; color: var(--ink-2); margin-top: 2px; }

/* ---------- Paso 2: cantidad ---------- */
#pantalla-cantidad { gap: 16px; }
.cantidad-centro { flex: 1; display: flex; flex-direction: column; justify-content: center; align-items: center; gap: 14px; }
.cantidad-fila { display: flex; align-items: center; gap: 14px; width: 100%; }
.cantidad-display { flex: 1; min-height: 96px; font-size: 56px; background: var(--card); }
.btn-sugerido { border: 0; padding: 8px 14px; font-size: 13px; }

/* ---------- Paso 3: detalle ---------- */
#pantalla-detalle { gap: 14px; }

/* ---------- Hoja de cantidad (popup) ---------- */
.velo { position: fixed; inset: 0; background: rgba(17, 24, 39, 0.45); display: none; z-index: 40; }
.velo.visible { display: flex; flex-direction: column; justify-content: flex-end; }
.hoja { background: var(--card); border-radius: 16px 16px 0 0; padding: 20px 20px 28px; display: flex; flex-direction: column; gap: 16px; max-width: 440px; width: 100%; margin: 0 auto; }
.hoja-top { display: flex; align-items: center; justify-content: space-between; }
.hoja-titulo { font-size: 16px; font-weight: 600; }
.hoja-cerrar { width: 32px; height: 32px; border-radius: 8px; background: var(--bg); display: flex; align-items: center; justify-content: center; }
.hoja-display {
  display: flex; align-items: center; justify-content: center; gap: 3px; background: var(--bg);
  border: 1px solid var(--active); border-radius: 12px; padding: 14px 0; font-size: 48px; font-weight: 600; letter-spacing: -1.5px; min-height: 82px;
}
.cursor-parpadeo { width: 3px; height: 42px; background: var(--active); border-radius: 2px; animation: parpadeo 1s step-end infinite; }
@keyframes parpadeo { 50% { opacity: 0; } }
.teclado-hoja { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.teclado-hoja .tecla { height: 58px; border-radius: 10px; font-size: 24px; }
.tecla-ok { background: var(--active); border-color: var(--active); color: #fff; }
.tecla-ok:active { background: #4338ca; }

/* ---------- Firma ---------- */
#pantalla-firma { gap: 14px; }
.firma-header { display: flex; align-items: center; gap: 12px; }
.btn-volver { width: 40px; height: 40px; background: var(--card); border: 1px solid var(--line); border-radius: 8px; box-shadow: var(--sombra); display: flex; align-items: center; justify-content: center; }
.firma-resumen { padding: 22px 20px 18px; display: flex; flex-direction: column; align-items: center; gap: 4px; }
.firma-cantidad { font-size: 72px; font-weight: 600; line-height: 1.1; letter-spacing: -2px; }
.firma-canvas-card { border: 1.5px dashed #d7dae0; border-radius: 12px; background: var(--card); flex: 1; display: flex; flex-direction: column; padding: 12px; min-height: 220px; }
#canvas-firma { flex: 1; width: 100%; touch-action: none; border-radius: 8px; }
.firma-acciones { display: flex; justify-content: flex-end; }
.link-activo { text-align: center; font-size: 13px; font-weight: 500; color: var(--active); padding: 8px; }

/* ---------- Confirmado ---------- */
#pantalla-confirmado { align-items: stretch; }
.conf-centro { display: flex; flex-direction: column; align-items: center; gap: 14px; margin-top: 48px; }
.conf-check { width: 96px; height: 96px; border-radius: 50%; background: var(--pos-soft); display: flex; align-items: center; justify-content: center; }
.conf-check-int { width: 68px; height: 68px; border-radius: 50%; background: var(--pos); display: flex; align-items: center; justify-content: center; }
.conf-titulo { font-size: 24px; font-weight: 700; letter-spacing: -0.3px; }
.conf-hora { font-size: 14px; color: var(--ink-2); text-align: center; }
.conf-card { padding: 20px; display: flex; flex-direction: column; gap: 13px; margin-top: 28px; }
.conf-fila { display: flex; align-items: center; justify-content: space-between; }
.conf-fila .k { font-size: 13px; font-weight: 500; color: var(--ink-2); }
.conf-fila .v { font-size: 14px; font-weight: 600; }
.conf-sep { height: 1px; background: var(--line); }
.conf-sync { display: flex; justify-content: center; margin-top: 16px; }
#btn-nuevo { margin-top: auto; }

/* ---------- Admin ---------- */
#pantalla-admin { padding: 0; gap: 0; max-width: none; flex-direction: row; align-items: stretch; }
.adm-sidebar {
  width: 240px; flex-shrink: 0; background: var(--card); border-right: 1px solid var(--line);
  display: flex; flex-direction: column; min-height: 100dvh; position: sticky; top: 0; align-self: flex-start; height: 100dvh;
}
.adm-logo { display: flex; align-items: center; gap: 10px; padding: 24px 20px; }
.adm-logo-nombre { font-size: 20px; font-weight: 700; letter-spacing: -0.3px; line-height: 1.2; }
.adm-logo-sub { font-size: 11px; color: var(--ink-2); margin-top: 2px; }
.adm-nav { display: flex; flex-direction: column; gap: 4px; padding: 0 12px; flex: 1; }
.adm-nav-item {
  display: flex; align-items: center; gap: 12px; border-radius: 8px; padding: 10px 14px;
  font-size: 14px; color: var(--ink-2); text-align: left; width: 100%;
}
.adm-nav-item:hover { background: var(--bg); color: var(--ink); }
.adm-nav-item.activo { background: var(--active-soft); color: var(--active); font-weight: 500; }
.adm-usuario-zona { padding: 16px; }
.adm-usuario {
  display: flex; align-items: center; gap: 12px; border: 1px solid var(--line); border-radius: 12px;
  padding: 10px 12px; width: 100%; text-align: left;
}
.adm-usuario:hover { background: var(--bg); }
.adm-avatar {
  width: 32px; height: 32px; border-radius: 50%; background: var(--active); color: #fff;
  display: flex; align-items: center; justify-content: center; font-size: 13px; font-weight: 600; flex-shrink: 0;
}
.adm-usuario-texto { flex: 1; line-height: 1.3; }
.adm-usuario-nombre { font-size: 13px; font-weight: 600; }
.adm-usuario-rol { font-size: 12px; color: var(--ink-3); }
.adm-main { flex: 1; display: flex; flex-direction: column; gap: 18px; padding: 26px 30px; min-width: 0; }
.tabla-titulo { display: flex; align-items: baseline; gap: 12px; padding: 18px 20px 4px; font-size: 16px; font-weight: 600; }
.tabla-titulo-sub { font-size: 13px; font-weight: 400; color: var(--ink-2); }
.kpi-top { display: flex; align-items: flex-start; justify-content: space-between; }
.kpi-top svg { color: var(--ink-3); flex-shrink: 0; }
@media (max-width: 900px) {
  #pantalla-admin { flex-direction: column; }
  .adm-sidebar { width: 100%; height: auto; min-height: 0; position: static; flex-direction: row; align-items: center; border-right: 0; border-bottom: 1px solid var(--line); padding-right: 12px; }
  .adm-logo { padding: 14px 16px; }
  .adm-logo-sub { display: none; }
  .adm-nav { flex-direction: row; padding: 0; overflow-x: auto; }
  .adm-nav-item { white-space: nowrap; padding: 8px 10px; }
  .adm-nav-item span { display: none; }
  .adm-usuario-zona { padding: 0; margin-left: auto; }
  .adm-usuario { border: 0; padding: 8px; }
  .adm-usuario-texto { display: none; }
  .adm-main { padding: 18px 16px; }
}
.adm-header { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
.adm-titulo { font-size: 22px; font-weight: 600; letter-spacing: -0.4px; }
.adm-sub { font-size: 13px; color: var(--ink-2); margin-top: 2px; }
.adm-controles { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.adm-controles select, .adm-controles input[type='date'] {
  background: var(--card); border: 1px solid var(--line); border-radius: 8px; padding: 9px 12px; font-size: 13px; box-shadow: var(--sombra);
}
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 14px; }
.kpi { padding: 18px 20px; display: flex; flex-direction: column; }
.kpi .k { font-size: 13px; font-weight: 500; color: var(--ink-2); }
.kpi .v { font-size: 28px; font-weight: 600; letter-spacing: -0.5px; margin-top: 10px; }
.kpi .s { font-size: 12px; color: var(--ink-3); margin-top: 8px; }
.tabla-card { overflow-x: auto; }
table.tabla { width: 100%; border-collapse: collapse; min-width: 720px; }
.tabla th { text-align: right; font-size: 12px; font-weight: 500; color: var(--ink-2); padding: 14px 12px 10px; border-bottom: 1px solid var(--line); }
.tabla th:first-child { text-align: left; padding-left: 20px; }
.tabla td { text-align: right; font-size: 14px; padding: 11px 12px; border-bottom: 1px solid var(--line); }
.tabla td:first-child { text-align: left; font-weight: 500; padding-left: 20px; }
.tabla tr:last-child td { border-bottom: 0; }
.tabla tr.fila-mala { background: var(--neg-soft); }
.tabla tr.fila-vacia { background: var(--warn-soft); color: #b45309; }
.tabla .ver { color: var(--active); font-weight: 500; font-size: 13px; }
.modal { position: fixed; inset: 0; background: rgba(17, 24, 39, 0.45); display: none; z-index: 50; align-items: center; justify-content: center; padding: 20px; }
.modal.visible { display: flex; }
.modal-caja { background: var(--card); border-radius: 12px; max-width: 720px; width: 100%; max-height: 86dvh; overflow-y: auto; padding: 20px; display: flex; flex-direction: column; gap: 14px; }
.modal-top { display: flex; align-items: center; justify-content: space-between; }
.modal-titulo { font-size: 16px; font-weight: 600; }
.reg-item { border: 1px solid var(--line); border-radius: 10px; padding: 14px; display: flex; flex-direction: column; gap: 8px; }
.reg-item.tachado { opacity: 0.55; }
.reg-item-fila { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; font-size: 13px; color: var(--ink-2); }
.reg-item img { max-height: 110px; border: 1px solid var(--line); border-radius: 8px; background: #fff; }
.form-fila { display: flex; flex-direction: column; gap: 5px; }
.form-fila label { font-size: 12px; font-weight: 500; color: var(--ink-2); }
.form-fila input, .form-fila select { border: 1px solid var(--line); border-radius: 8px; padding: 9px 12px; font-size: 14px; background: var(--card); }
.aviso-conexion { position: fixed; top: 0; left: 0; right: 0; background: var(--warn); color: #fff; font-size: 12px; font-weight: 600; text-align: center; padding: 4px; z-index: 60; display: none; }
.aviso-conexion.visible { display: block; }