:root {
  --grass-light: #8fd14f;
  --grass-dark: #5a9c2f;
  --dirt: #cbb27a;
  --dirt-dark: #a68a54;
  --space-deep: #1b1240;
  --space-mid: #362463;
  --panel: #2a1f52;
  --panel-light: #4a3a82;
  --panel-dark: #170f33;
  --accent: #ffd76b;
  --text-soft: #cbb8ff;
  --cell-size: 30px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  padding: 24px;
  min-height: 100vh;
  background:
    radial-gradient(1px 1px at 10% 20%, #fff 100%, transparent),
    radial-gradient(1px 1px at 80% 10%, #fff 100%, transparent),
    radial-gradient(1px 1px at 60% 70%, #fff 100%, transparent),
    radial-gradient(1px 1px at 30% 85%, #fff 100%, transparent),
    radial-gradient(1px 1px at 90% 55%, #fff 100%, transparent),
    radial-gradient(1px 1px at 45% 40%, #fff 100%, transparent),
    radial-gradient(1px 1px at 15% 60%, #fff 100%, transparent),
    linear-gradient(180deg, var(--space-deep), var(--space-mid));
  font-family: 'Comic Sans MS', 'Segoe UI', cursive, sans-serif;
  display: flex;
  justify-content: center;
  color: #f0e9ff;
}

.wrap {
  background: var(--panel);
  padding: 18px;
  border: 6px solid;
  border-color: var(--panel-light) var(--panel-dark) var(--panel-dark) var(--panel-light);
  border-radius: 10px;
  max-width: 100%;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.4);
}

h1 {
  margin: 0 0 2px;
  text-align: center;
  font-size: 28px;
  color: var(--accent);
  text-shadow: 1px 1px 0 #0006;
}

.tagline {
  text-align: center;
  margin: 0 0 14px;
  font-size: 13px;
  color: var(--text-soft);
  font-style: italic;
}

.toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 12px;
  font-size: 14px;
  color: var(--text-soft);
}

.toolbar label {
  display: flex;
  align-items: center;
  gap: 4px;
}

.custom-fields {
  display: flex;
  gap: 8px;
}

.custom-fields.hidden {
  display: none;
}

.custom-fields input {
  width: 56px;
}

button#new-game-btn {
  padding: 6px 14px;
  cursor: pointer;
  border: 2px solid;
  border-color: var(--grass-light) var(--grass-dark) var(--grass-dark) var(--grass-light);
  background: #79c94a;
  color: #23360f;
  font-weight: bold;
  border-radius: 4px;
}

button#new-game-btn:active {
  border-color: var(--grass-dark) var(--grass-light) var(--grass-light) var(--grass-dark);
}

.board-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--panel-light);
  border: 3px solid;
  border-color: var(--panel-dark) var(--panel-light) var(--panel-light) var(--panel-dark);
  border-radius: 6px;
  padding: 6px 10px;
  margin-bottom: 10px;
}

.counter-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}

.counter-label {
  font-size: 10px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-soft);
}

.counter {
  background: #1b2a10;
  color: #8fe14f;
  font-family: 'Consolas', 'Courier New', monospace;
  font-size: 26px;
  font-weight: bold;
  letter-spacing: 2px;
  padding: 2px 6px;
  min-width: 64px;
  text-align: center;
  border: 2px inset #33421f;
  border-radius: 3px;
}

.face {
  font-size: 24px;
  width: 44px;
  height: 44px;
  cursor: pointer;
  border: 3px solid;
  border-color: var(--grass-light) var(--grass-dark) var(--grass-dark) var(--grass-light);
  background: #79c94a;
  border-radius: 50%;
  line-height: 1;
}

.face:active {
  border-color: var(--grass-dark) var(--grass-light) var(--grass-light) var(--grass-dark);
}

.board {
  display: grid;
  gap: 0;
  border: 4px solid;
  border-color: var(--dirt-dark) var(--dirt) var(--dirt) var(--dirt-dark);
  border-radius: 4px;
  width: max-content;
  max-width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  user-select: none;
}

.cell {
  width: var(--cell-size);
  height: var(--cell-size);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: bold;
  font-family: 'Consolas', monospace;
  cursor: pointer;
  background: var(--grass-light);
  touch-action: manipulation;
  -webkit-touch-callout: none;
  -webkit-tap-highlight-color: transparent;
}

.cell.hidden-cell {
  border: 2px solid;
  border-color: var(--grass-light) var(--grass-dark) var(--grass-dark) var(--grass-light);
  background: var(--grass-light);
}

.cell.hidden-cell:active {
  border-color: var(--grass-dark) var(--grass-light) var(--grass-light) var(--grass-dark);
}

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

.cell.mine {
  background: #e8d8ad;
}

.cell.exploded {
  background: #ff7043;
  font-size: 11px;
}

.cell.wrong-flag {
  background: var(--dirt);
  font-size: 11px;
}

.n1 { color: #0000fe; }
.n2 { color: #017c00; }
.n3 { color: #fe0000; }
.n4 { color: #010177; }
.n5 { color: #810102; }
.n6 { color: #017c7f; }
.n7 { color: #000000; }
.n8 { color: #808080; }

.hint {
  margin: 12px 0 0;
  font-size: 12px;
  color: var(--text-soft);
  max-width: 520px;
}

.hidden {
  display: none !important;
}

/* ---------- Splash screen ---------- */

.splash {
  position: fixed;
  inset: 0;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(1px 1px at 10% 20%, #fff 100%, transparent),
    radial-gradient(1px 1px at 80% 10%, #fff 100%, transparent),
    radial-gradient(1px 1px at 60% 70%, #fff 100%, transparent),
    radial-gradient(1px 1px at 30% 85%, #fff 100%, transparent),
    radial-gradient(1px 1px at 90% 55%, #fff 100%, transparent),
    linear-gradient(180deg, var(--space-deep), var(--space-mid));
}

.bounce-layer {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.bouncer {
  position: absolute;
  top: 0;
  left: 0;
  font-size: 40px;
  will-change: transform;
  user-select: none;
}

.splash-content {
  position: relative;
  z-index: 2;
  text-align: center;
  background: var(--panel);
  border: 6px solid;
  border-color: var(--panel-light) var(--panel-dark) var(--panel-dark) var(--panel-light);
  border-radius: 12px;
  padding: 28px 36px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
}

.splash-content h1 {
  margin-bottom: 2px;
}

.splash-buttons {
  display: flex;
  gap: 14px;
  margin-top: 18px;
  justify-content: center;
}

.big-btn {
  padding: 14px 20px;
  font-size: 16px;
  font-weight: bold;
  font-family: inherit;
  cursor: pointer;
  border: 3px solid;
  border-color: var(--grass-light) var(--grass-dark) var(--grass-dark) var(--grass-light);
  background: #79c94a;
  color: #23360f;
  border-radius: 8px;
}

.big-btn:active {
  border-color: var(--grass-dark) var(--grass-light) var(--grass-light) var(--grass-dark);
}

/* ---------- App header / navigation ---------- */

.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 10px;
}

.app-header-left {
  display: flex;
  align-items: center;
  gap: 8px;
}

.app-header .app-title {
  margin: 0;
  font-size: 20px;
  color: var(--accent);
}

.link-btn {
  display: inline-block;
  padding: 6px 12px;
  cursor: pointer;
  border: 2px solid;
  border-color: var(--grass-light) var(--grass-dark) var(--grass-dark) var(--grass-light);
  background: #79c94a;
  color: #23360f;
  font-weight: bold;
  font-family: inherit;
  border-radius: 4px;
  font-size: 13px;
  text-decoration: none;
}

.link-btn:active {
  border-color: var(--grass-dark) var(--grass-light) var(--grass-light) var(--grass-dark);
}

/* ---------- Story level select ---------- */

#story-select-view h2 {
  text-align: center;
  color: var(--accent);
  margin-top: 0;
}

.level-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 10px;
  max-width: 640px;
}

.level-btn {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
  padding: 10px 12px;
  cursor: pointer;
  border: 3px solid;
  border-color: var(--grass-light) var(--grass-dark) var(--grass-dark) var(--grass-light);
  background: #79c94a;
  color: #23360f;
  border-radius: 6px;
  font-family: inherit;
  text-align: left;
}

.level-btn .level-title {
  font-weight: bold;
  font-size: 14px;
}

.level-btn .level-sub {
  font-size: 11px;
  opacity: 0.85;
}

.level-btn:disabled {
  cursor: not-allowed;
  background: #55507a;
  color: #9d94c2;
  border-color: #6c66a0 #3c375c #3c375c #6c66a0;
}

.level-btn.completed {
  background: #ffd76b;
  border-color: #ffe9a8 #c9a63f #c9a63f #ffe9a8;
}

.tiny-btn {
  margin-top: 14px;
  padding: 4px 10px;
  font-size: 11px;
  cursor: pointer;
  background: none;
  border: none;
  text-decoration: underline;
  color: var(--text-soft);
}

/* ---------- Story mode in-game ---------- */

.story-level-label {
  text-align: center;
  font-weight: bold;
  color: var(--accent);
  margin-bottom: 8px;
  font-size: 15px;
}

/* ---------- Tap-mode toggle (mobile-friendly flagging) ---------- */

.tool-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-bottom: 8px;
  font-size: 12px;
  color: var(--text-soft);
}

.tool-toggle {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  cursor: pointer;
  border: 3px solid;
  border-color: var(--grass-light) var(--grass-dark) var(--grass-dark) var(--grass-light);
  background: #79c94a;
  color: #23360f;
  font-weight: bold;
  font-family: inherit;
  font-size: 14px;
  border-radius: 6px;
  touch-action: manipulation;
}

.tool-toggle:active {
  border-color: var(--grass-dark) var(--grass-light) var(--grass-light) var(--grass-dark);
}

.tool-toggle.mode-flag {
  background: #ffd76b;
}

.tool-toggle.mode-question {
  background: #8fd6e8;
}

@media (max-width: 600px) {
  :root {
    --cell-size: 24px;
  }

  body {
    padding: 10px;
  }

  .wrap {
    padding: 10px;
  }

  h1 {
    font-size: 20px;
  }

  .cell {
    font-size: 13px;
  }
}

.story-result {
  margin-top: 12px;
  text-align: center;
  background: var(--panel);
  border: 3px solid;
  border-color: var(--panel-light) var(--panel-dark) var(--panel-dark) var(--panel-light);
  border-radius: 8px;
  padding: 12px;
}

#story-result-text {
  font-weight: bold;
  margin-bottom: 10px;
  font-size: 15px;
  color: var(--accent);
}

.story-result-buttons {
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
}

.story-result-buttons button {
  padding: 8px 14px;
  cursor: pointer;
  border: 2px solid;
  border-color: var(--grass-light) var(--grass-dark) var(--grass-dark) var(--grass-light);
  background: #79c94a;
  color: #23360f;
  font-weight: bold;
  font-family: inherit;
  border-radius: 4px;
}