:root {
  --border-light: #ffffff;
  --border-mid: #c0c0c0;
  --border-dark: #808080;
  --border-darker: #404040;
  --cell-size: 22px;
  --panel-gap: 6px;
  --face-size: 36px;
  --face-icon: 28px;
}

@media (max-width: 900px) {
  :root {
    --cell-size: 26px;
    --face-size: 42px;
    --face-icon: 32px;
  }
}

@media (max-width: 600px) {
  :root {
    --cell-size: 30px;
    --face-size: 48px;
    --face-icon: 36px;
  }
}

* {
  box-sizing: border-box;
}

html, body {
  height: 100%;
  margin: 0;
}

body {
  background: #c0c0c0;
  font-family: Tahoma, "MS Sans Serif", Arial, sans-serif;
  font-size: 12px;
  color: #000;
  overflow: hidden;
}

.ms-app {
  width: 100%;
  height: 100%;
  padding: 6px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  overflow: hidden;
}

.ms-menubar {
  position: relative;
  display: flex;
  gap: 6px;
  align-items: center;
  background: var(--border-mid);
  border: 1px solid var(--border-dark);
  padding: 2px;
  min-height: 24px;
}

.menu-button {
  font: inherit;
  padding: 2px 8px;
  border: 1px solid var(--border-mid);
  background: var(--border-mid);
  cursor: pointer;
}

.menu-button.active {
  border-top: 1px solid var(--border-dark);
  border-left: 1px solid var(--border-dark);
  border-right: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
  background: #bdbdbd;
}

.menu-dropdown {
  position: absolute;
  top: 26px;
  left: 0;
  min-width: 170px;
  background: var(--border-mid);
  border: 2px solid var(--border-dark);
  box-shadow: inset 1px 1px 0 var(--border-light), inset -1px -1px 0 var(--border-darker);
  padding: 4px 0;
  display: none;
  z-index: 5;
}

.menu-dropdown.open {
  display: block;
}

.menu-dropdown button {
  width: 100%;
  padding: 4px 10px;
  border: 0;
  background: transparent;
  text-align: left;
  font: inherit;
  cursor: pointer;
}

.menu-dropdown button:hover {
  background: #000080;
  color: #fff;
}

.menu-separator {
  height: 1px;
  margin: 4px 0;
  background: var(--border-dark);
}

.ms-panel {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: var(--panel-gap);
  padding: 6px;
  background: var(--border-mid);
  border: 2px solid var(--border-dark);
  box-shadow: inset 1px 1px 0 var(--border-light), inset -1px -1px 0 var(--border-darker);
}

.counter {
  background: #000;
  color: #ff3b3b;
  font-family: "Courier New", Courier, monospace;
  font-size: 20px;
  text-align: center;
  padding: 2px 6px;
  min-width: 54px;
  border: 2px inset #222;
  letter-spacing: 1px;
}

.face-button {
  width: var(--face-size);
  height: var(--face-size);
  padding: 0;
  border: 2px solid var(--border-dark);
  background: var(--border-mid);
  box-shadow: inset 1px 1px 0 var(--border-light), inset -1px -1px 0 var(--border-darker);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}


.face-button:active {
  box-shadow: inset 1px 1px 0 var(--border-darker), inset -1px -1px 0 var(--border-light);
}

.face-button img {
  width: var(--face-icon);
  height: var(--face-icon);
}


.ms-board-wrapper {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--border-mid);
  border: 2px solid var(--border-dark);
  box-shadow: inset 1px 1px 0 var(--border-light), inset -1px -1px 0 var(--border-darker);
  padding: 6px;
  overflow: hidden;
}

.ms-board {
  display: grid;
  grid-template-columns: repeat(var(--cols, 9), var(--cell-size));
  grid-template-rows: repeat(var(--rows, 9), var(--cell-size));
  background: var(--border-mid);
}

.cell {
  width: var(--cell-size);
  height: var(--cell-size);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: bold;
  color: #000;
  background: var(--border-mid);
  border-top: 2px solid var(--border-light);
  border-left: 2px solid var(--border-light);
  border-right: 2px solid var(--border-dark);
  border-bottom: 2px solid var(--border-dark);
  user-select: none;
}

.cell.revealed {
  border: 1px solid var(--border-dark);
}

.cell.pressed {
  background: #bdbdbd;
  border: 1px solid var(--border-dark);
}

.cell img {
  width: calc(var(--cell-size) * 0.7);
  height: calc(var(--cell-size) * 0.7);
  pointer-events: none;
  image-rendering: pixelated;
}

.cell.mine img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}


.cell.question {
  color: #000;
}

.cell.exploded {
  background: #b00000;
  background-image: url('images/explode1.png');
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
}


.cell.wrong {
  background-image: url('images/explode2.png');
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
}

.cell.n1 { color: #0000ff; }
.cell.n2 { color: #008200; }
.cell.n3 { color: #ff0000; }
.cell.n4 { color: #000084; }
.cell.n5 { color: #840000; }
.cell.n6 { color: #008284; }
.cell.n7 { color: #000000; }
.cell.n8 { color: #808080; }

.ms-status {
  padding: 4px 8px;
  background: var(--border-mid);
  border: 1px solid var(--border-dark);
  box-shadow: inset 1px 1px 0 var(--border-light), inset -1px -1px 0 var(--border-darker);
  font-size: 11px;
}

.dialog-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.12);
  display: none;
  z-index: 10;
}

.dialog-backdrop.show {
  display: block;
}

.ms-dialog {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 250px;
  background: var(--border-mid);
  border: 2px solid var(--border-dark);
  box-shadow: inset 1px 1px 0 var(--border-light), inset -1px -1px 0 var(--border-darker), 4px 4px 8px rgba(0, 0, 0, 0.35);
  display: none;
  z-index: 11;
}

.ms-dialog.show {
  display: block;
}

.dialog-title {
  background: #000080;
  color: #fff;
  padding: 4px 8px;
  font-weight: bold;
}

.dialog-body {
  padding: 10px 12px;
  line-height: 1.3;
}

.dialog-body p {
  margin: 0 0 6px 0;
}

.dialog-actions {
  padding: 0 0 10px 0;
  display: flex;
  justify-content: center;
}

.dialog-actions button {
  min-width: 70px;
  padding: 2px 10px 3px;
  border: 1px solid var(--border-dark);
  background: var(--border-mid);
  box-shadow: inset 1px 1px 0 var(--border-light), inset -1px -1px 0 var(--border-darker);
  cursor: pointer;
}