:root {
  --filas-sm: 8;
  --columnas-sm: 8;
  --filas-md: 16;
  --columnas-md: 16;
  --filas-lg: 16;
  --columnas-lg: 30;
  --cell-size-sm: 32px;
  --cell-size: 30px;
  --border-color: #6c6c6c; /* Color gris claro para bordes */
  --background-color: #d3d3d3; /* Color gris claro para celdas */
  --cell-hover-color: #b0b0b0; /* Gris más oscuro para hover */
  --cell-clicked-color: #a9a9a9; /* Gris para las celdas descubiertas */
  --font-family: "Courier New", monospace; /* Fuente tipo consola */
}

* {
  border: 0;
  margin: 0;
  box-sizing: border-box;
}

body {
  display: flex;
  width: 100%;
  height: 100vh;
  justify-content: center;
  align-items: center;
  background-color: #999;
  font-family: var(--font-family);
}

.container {
  border: 4px solid #808080;
  /* box-shadow: inset -2px -2px 0 #fff, inset 2px 2px 0 #000; */
  padding: 10px;
  background-color: #c0c0c0;
}
.top-panel {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: #c0c0c0;
  padding: 5px;
  margin-bottom: 10px;
  border: 2px solid #808080;
}

.counter {
  min-width: 40px;
  min-height: 30px;
  background-color: black;
  color: red;
  font-family: "Digital", monospace;
  font-size: 24px;
  text-align: center;
  border: 1px inset #808080;
  padding: 4px;
}

.reset-button {
  margin: 0;
  width: 36px;
  height: 36px;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 18px;
  border: 2px outset #fff;
  background-color: #c0c0c0;
  cursor: pointer;
}

.reset-button:hover {
  background-color: var(--cell-hover-color);
}

.reset-button:active {
  border: 2px inset #000;
}

.tablero {
  display: grid;
  border: 2px solid var(--border-color);
  border-radius: 3px;
  background-color: #b5b5b5;
}

.tablero-sm {
  grid-template-columns: repeat(var(--columnas-sm), var(--cell-size-sm));
  grid-template-rows: repeat(var(--filas-sm), var(--cell-size-sm));
}
.tablero-md {
  grid-template-columns: repeat(var(--columnas-md), var(--cell-size));
  grid-template-rows: repeat(var(--filas-md), var(--cell-size));
}
.tablero-lg {
  grid-template-columns: repeat(var(--columnas-lg), var(--cell-size));
  grid-template-rows: repeat(var(--filas-lg), var(--cell-size));
}
/*
.celda {
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 16px;
  background-color: #bbb;
  border-left: 2px solid #d3d3d3;
  border-top: 2px solid #d3d3d3;
  border-right: 2px solid #a9a9a9;
  border-bottom: 2px solid #a9a9a9;
  aspect-ratio: 1;
  cursor: pointer;
  user-select: none;
}
*/
.celda {
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 18px;
  background-color: var(--background-color);
  border: 1px solid var(--border-color);

  cursor: pointer;
  transition: background-color 0.2s ease;
  font-family: var(--font-family); /* Fuente tipo consola */
  user-select: none;
}

.celda:hover {
  background-color: var(--cell-hover-color);
}

.celda.bandera::after {
  content: "🚩";
}

.celda.pregunta::after {
  content: "❓";
}

.celda.bomba::after {
  content: "💣";
}

.celda.descubierta {
  background-color: var(--cell-clicked-color);
  font-weight: bold;
  pointer-events: none;
}

.celda.descubierta[data-num="1"] {
  color: blue;
}
.celda.descubierta[data-num="2"] {
  color: green;
}
.celda.descubierta[data-num="3"] {
  color: red;
}
.celda.descubierta[data-num="4"] {
  color: navy;
}
.celda.descubierta[data-num="5"] {
  color: brown;
}
.celda.descubierta[data-num="6"] {
  color: teal;
}
.celda.descubierta[data-num="7"] {
  color: black;
}
.celda.descubierta[data-num="8"] {
  color: gray;
}

.bomba-descubierta {
  background-color: red;
}
.bomba-descubierta:hover {
  background-color: red;
}

.hidden {
  display: none;
}

.mensaje {
  background-color: #ffffcc;
  border: 2px solid #999;
  color: #333;
  width: 80%;
  padding: 10px;
  margin: 10px auto;
  font-size: 18px;
  font-weight: bold;
  text-align: center;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.tamanio {
  margin-bottom: 10px;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
}

#selector-tamanio {
  padding: 10px;
  font-size: 16px;
  border-radius: 5px;
  border: 2px solid #808080;
  background-color: #f0f0f0;
  cursor: pointer;
  transition: background-color 0.2s ease;
}

#selector-tamanio:hover {
  background-color: #dcdcdc;
}
#selector-tamanio {
  padding: 10px;
  font-size: 16px;
  border-radius: 5px;
  border: 2px solid #808080;
  background-color: #f0f0f0;
  cursor: pointer;
  transition: background-color 0.2s ease;
}

#selector-tamanio:hover {
  background-color: #dcdcdc;
}

#jugar {
  padding: 10px 20px;
  font-size: 18px;
  border-radius: 5px;
  border: none;
  background-color: #4caf50;
  color: white;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

#jugar:hover {
  background-color: #45a049;
}