:root{--ios-blue: #007aff;--ios-green: #34c759;--ios-red: #ff3b30;--ios-orange: #ff9500;--ios-gray-bg: #f2f2f7;--ios-gray-fill: #eef0f4;--ios-label: #1c1c1e;--ios-secondary-label: #6b7280;--ios-separator: #e5e5ea;--spring: cubic-bezier(.34, 1.56, .64, 1);--ease: cubic-bezier(.25, .1, .25, 1)}*{box-sizing:border-box;margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,SF Pro Text,SF Pro Display,Segoe UI,sans-serif;-webkit-tap-highlight-color:transparent}html{-webkit-font-smoothing:antialiased}body{background:var(--ios-gray-bg);color:var(--ios-label)}button,input,select,textarea{font:inherit;color:var(--ios-label)}button{border:none;cursor:pointer;-webkit-appearance:none;background:#007aff1f;color:var(--ios-blue);padding:9px 14px;border-radius:10px;font-size:14px;font-weight:500;transition:transform .12s var(--spring),opacity .12s var(--ease),background .2s var(--ease)}button:active{transform:scale(.96);opacity:.85}input,select,textarea{transition:box-shadow .15s var(--ease),border-color .15s var(--ease);background:var(--ios-gray-fill);border:1px solid transparent;border-radius:10px;padding:9px 12px;font-size:14px}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--ios-blue);box-shadow:0 0 0 4px #007aff24}.app{max-width:480px;margin:0 auto;min-height:100vh;padding:14px 14px 110px;background:transparent}.encabezado{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px;padding:12px 16px;border-radius:20px;background:#ffffffd1;box-shadow:0 1px #0000000a;backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px)}.buscador{width:100%;height:40px;border-radius:12px;border:none;padding:0 14px;font-size:15px;background:var(--ios-gray-fill);color:var(--ios-label)}.buscador::placeholder{color:#9ca0aa}.banner-mensaje{background:#fff8e1;border:none;border-left:3px solid var(--ios-orange);border-radius:12px;padding:10px 12px;font-size:13px;margin-bottom:12px;cursor:pointer;color:#7a5200}.grid-productos{display:grid;grid-template-columns:1fr 1fr;gap:10px}.tarjeta-producto{background:#fff;border:none;border-radius:18px;padding:12px;cursor:pointer;box-shadow:0 1px 2px #0000000a,0 1px 8px #0000000a;transition:transform .15s var(--spring),box-shadow .15s var(--ease)}.tarjeta-producto:active{transform:scale(.97)}.tarjeta-producto.poco-stock{background:#fff2f1}.tarjeta-producto .nombre{font-size:14px;font-weight:600;margin-bottom:2px;color:var(--ios-label);letter-spacing:-.1px}.tarjeta-producto .marca{font-size:12px;color:var(--ios-secondary-label);margin-bottom:8px}.fila-precio{display:flex;justify-content:space-between;font-size:13px;font-weight:600;color:#374151}.stock{color:var(--ios-secondary-label);font-weight:500}.pantalla-centrada{display:flex;align-items:center;justify-content:center;min-height:100vh;font-size:14px;color:var(--ios-secondary-label);padding:16px}.pantalla-centrada>*{width:100%;max-width:480px;border-radius:22px;background:#fffffffa;box-shadow:0 2px 4px #0000000a,0 8px 30px #0000000f;padding:18px}.modal-fondo{position:fixed;top:0;right:0;bottom:0;left:0;background:#0006;display:flex;align-items:flex-end;justify-content:center;z-index:10;animation:ios-fade-in .2s var(--ease)}.modal-contenido{background:#fff;border-radius:20px 20px 0 0;padding:22px 18px 28px;width:100%;max-width:480px;box-shadow:0 -4px 30px #0000001f;animation:ios-sheet-up .32s var(--spring);position:relative}.modal-contenido:before{content:"";position:absolute;top:8px;left:50%;transform:translate(-50%);width:36px;height:5px;border-radius:999px;background:#d1d5db}@keyframes ios-fade-in{0%{opacity:0}to{opacity:1}}@keyframes ios-sheet-up{0%{transform:translateY(24px);opacity:.6}to{transform:translateY(0);opacity:1}}.modal-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:16px;margin-top:6px}.modal-header .titulo{font-size:17px;font-weight:700;color:var(--ios-label);letter-spacing:-.2px}.modal-header .subtitulo{font-size:13px;color:var(--ios-secondary-label)}.boton-cerrar{background:var(--ios-gray-fill);border:none;width:30px;height:30px;border-radius:50%;font-size:14px;cursor:pointer;color:var(--ios-secondary-label)}.etiqueta{font-size:13px;color:var(--ios-secondary-label);display:block;margin-bottom:6px;margin-top:14px;font-weight:500}.control-cantidad{display:flex;align-items:center;gap:8px}.control-cantidad button{width:40px;height:40px;border-radius:12px;border:none;background:var(--ios-gray-fill);font-size:18px;cursor:pointer;color:var(--ios-blue);font-weight:600}.control-cantidad input{flex:1;text-align:center;font-size:17px;font-weight:600;height:40px;border:none;border-radius:12px;background:var(--ios-gray-fill)}.campo-precio{display:flex;align-items:center;gap:6px;border:none;border-radius:12px;padding:0 12px;background:var(--ios-gray-fill)}.campo-precio.alerta{background:#fff2f1;box-shadow:0 0 0 1px #ff3b3040 inset}.campo-precio input{flex:1;border:none;background:transparent;font-size:16px;height:42px}.aviso-alerta{background:#fff2f1;color:var(--ios-red);border-radius:12px;padding:10px 12px;font-size:12px;margin-top:10px;font-weight:500}.subtotal-linea{display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--ios-separator);padding-top:12px;margin:16px 0;font-size:15px}.boton-primario{width:100%;background:var(--ios-blue);color:#fff;border:none;padding:13px;border-radius:14px;font-size:16px;font-weight:600;cursor:pointer;letter-spacing:-.2px}.boton-primario:disabled{background:#d1d5db;cursor:not-allowed;box-shadow:none;color:#9ca3af}.barra-carrito{position:fixed;bottom:0;left:0;right:0;background:#ffffffe6;backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px);border-top:1px solid rgba(0,0,0,.06);padding:12px 16px 16px;max-width:480px;margin:0 auto}.carrito-resumen{display:flex;justify-content:space-between;font-size:13px;margin-bottom:8px;color:var(--ios-secondary-label)}.carrito-detalle{max-height:200px;overflow-y:auto;margin-bottom:8px}.linea-carrito{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:8px 0;border-bottom:1px solid var(--ios-separator)}.detalle-pequenio{font-size:12px;color:var(--ios-secondary-label);margin-top:4px}.boton-quitar{background:none;border:none;font-size:15px;color:#b0b4bb;cursor:pointer}.sin-resultados{grid-column:1 / -1;text-align:center;color:var(--ios-secondary-label);padding:18px 0}.bloque-autorizacion{background:#fff8f1;border:none;border-radius:14px;padding:12px;margin-bottom:12px}.bloque-autorizacion input{width:100%;height:40px;border:none;border-radius:10px;padding:0 12px;font-size:14px;margin-top:8px;background:#fff}.resumen-nota{background:var(--ios-gray-fill);border-radius:14px;padding:12px;margin-bottom:12px}.linea-resumen{display:flex;justify-content:space-between;font-size:13px;padding:4px 0;color:#374151}.linea-resumen.total{border-top:1px solid var(--ios-separator);margin-top:6px;padding-top:8px;font-weight:700;font-size:14px}.cliente-chip{display:flex;justify-content:space-between;align-items:center;background:#007aff1a;border-radius:12px;padding:10px 12px;font-size:14px}.cliente-chip button{background:none;border:none;color:var(--ios-blue);font-size:13px;cursor:pointer;font-weight:500}.resultado-cliente{padding:10px 12px;border-bottom:1px solid var(--ios-separator);font-size:13px;cursor:pointer}.resultado-cliente:active{background:var(--ios-gray-fill)}.boton-secundario{width:100%;background:#007aff1f;border:none;padding:10px;border-radius:12px;font-size:14px;margin-top:8px;cursor:pointer;color:var(--ios-blue);font-weight:600}.alta-rapida{display:flex;flex-direction:column;gap:8px;margin-top:8px}.alta-rapida input{height:40px;border:none;border-radius:10px;padding:0 12px;font-size:14px;background:var(--ios-gray-fill)}.opciones-metodo{display:grid;grid-template-columns:1fr 1fr;gap:3px;background:var(--ios-gray-fill);border-radius:12px;padding:3px}.opciones-metodo button{padding:8px;border-radius:9px;border:none;background:transparent;font-size:13px;cursor:pointer;color:#374151;font-weight:500}.opciones-metodo button.activo{background:#fff;color:var(--ios-label);box-shadow:0 1px 3px #0000001f;font-weight:600}.bloque-credito{background:var(--ios-gray-fill);border-radius:14px;padding:12px;margin:14px 0}.fila-switch{display:flex;justify-content:space-between;align-items:center;font-size:14px;margin-bottom:10px}.switch{width:51px;height:31px;border-radius:999px;background:#e5e5ea;border:none;position:relative;cursor:pointer;transition:background .2s var(--ease)}.switch.on{background:var(--ios-green)}.switch-bola{position:absolute;top:2px;left:2px;width:27px;height:27px;background:#fff;border-radius:50%;transition:left .2s var(--spring);box-shadow:0 3px 8px #0000002e}.switch.on .switch-bola{left:22px}.texto-alerta{color:var(--ios-red)}.fila-dos-columnas{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:12px}.fila-dos-columnas input{width:100%;height:38px;border:none;border-radius:10px;padding:0 10px;font-size:13px;background:var(--ios-gray-fill)}.lista-items-compra{background:var(--ios-gray-fill);border-radius:14px;padding:10px;margin-bottom:4px}.item-compra{display:flex;justify-content:space-between;align-items:center;padding:8px 0;border-bottom:1px solid var(--ios-separator)}.item-compra:last-child{border-bottom:none}.item-nombre{font-size:13px;font-weight:600;color:var(--ios-label)}.item-detalle{font-size:12px;color:var(--ios-secondary-label)}.item-derecha{display:flex;align-items:center;gap:10px;font-size:13px;font-weight:600;color:#374151}.item-derecha button{background:none;border:none;color:#b0b4bb;cursor:pointer;font-size:13px}.boton-flotante{position:fixed;bottom:90px;right:16px;background:var(--ios-blue);color:#fff;border:none;width:54px;height:54px;border-radius:50%;font-size:22px;cursor:pointer;box-shadow:0 4px 16px #007aff59}.boton-flotante-cartera{background:#3b82f6}.boton-flotante-cuentas{background:#6366f1}.boton-flotante-usuarios{background:#8b5cf6}.boton-flotante-gastos{background:var(--ios-orange)}.boton-flotante-corte{background:#14b8a6}.boton-flotante-dashboard{background:var(--ios-green)}.boton-flotante-ajuste{background:#64748b}.boton-flotante-ventas{background:var(--ios-blue)}.boton-flotante-historial{background:#a855f7}.grid-menu{display:grid;grid-template-columns:1fr 1fr;gap:12px}.tarjeta-menu{background:#fff;border:none;border-radius:18px;padding:16px 14px;cursor:pointer;box-shadow:0 1px 2px #0000000a,0 1px 8px #0000000a;display:flex;flex-direction:column;gap:6px;transition:transform .15s var(--spring)}.tarjeta-menu:active{transform:scale(.96)}.icono-menu{width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:20px;color:#fff;background:#94a3b8;margin-bottom:4px}.titulo-menu{font-size:14px;font-weight:600;color:var(--ios-label);letter-spacing:-.1px}.descripcion-menu{font-size:12px;color:var(--ios-secondary-label);line-height:1.35}.lista-marcas{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:8px}.chip-marca{padding:8px 14px;border:none;border-radius:999px;font-size:13px;cursor:pointer;background:var(--ios-gray-fill);color:#374151;font-weight:500}.chip-nueva{background:#007aff1a;color:var(--ios-blue)}