@import url('../global.css');

/* =============================================================================
   Battleship — two 10×10 grids (your waters / enemy zone) inside a square
   container. Placement phase: a single grid + ship list.
   Combat phase: two grids side by side.
   ========================================================================== */

.battleship-board {
  aspect-ratio: 1;
  width: 100%;
  position: relative;
  color: var(--text-color);
}

/* ── Shared grid (placement and combat) ────────────────────────────────────── */

.bs-grid {
  display: grid;
  grid-template-columns: repeat(10, 1fr);
  grid-template-rows: repeat(10, 1fr);
  border: 2px solid var(--battleship-border);
  border-radius: var(--border-radius-sm);
  overflow: hidden;
  background: var(--battleship-water);
}

.bs-cell {
  border: 1px solid var(--battleship-grid-line);
  background: var(--battleship-water);
  transition:
    background 0.12s,
    transform 0.1s;
  cursor: default;
  position: relative;
}

/* Targetable (enemy grid, our turn) */
.bs-cell.is-targetable {
  cursor: crosshair;
}
.bs-cell.is-targetable:hover {
  background: var(--battleship-target-hover);
  transform: scale(0.82);
  border-radius: 2px;
}

/* Placed ship (own grid during placement and combat) */
.bs-cell.is-ship {
  background: var(--battleship-ship);
}

/* Placement preview — valid */
.bs-cell.is-preview {
  background: var(--battleship-preview);
}

/* Placement preview — invalid */
.bs-cell.is-preview.is-invalid {
  background: var(--battleship-preview-invalid);
}

/* Shot results */
.bs-cell.is-miss::after {
  content: '';
  position: absolute;
  inset: 25%;
  border-radius: 50%;
  background: var(--battleship-miss);
  animation: bsMissPop 0.35s cubic-bezier(0.36, 0.07, 0.19, 0.97) both;
}

.bs-cell.is-hit {
  background: var(--battleship-hit);
  animation: bsHitReveal 0.4s ease-out both;
}

.bs-cell.is-sunk {
  background: var(--battleship-sunk);
  animation: bsSunkReveal 0.5s ease-out both;
}

/* ── Placement phase ────────────────────────────────────────────────────────── */

.bs-placement {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 2%;
  box-sizing: border-box;
  gap: 3%;
}

.bs-grid-area {
  flex: 1 1 0;
  min-height: 0;
  display: flex;
  justify-content: center;
  align-items: center;
}

.bs-grid-area .bs-grid {
  height: 100%;
  width: auto;
  aspect-ratio: 1;
  max-width: 100%;
}

/* List of ships to place */
.bs-ship-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.8rem;
  justify-content: center;
  flex: 0 0 auto;
}

.bs-ship-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.2rem;
  opacity: 0.4;
  transition: opacity 0.2s;
}

.bs-ship-item.is-placed {
  opacity: 0.25;
  text-decoration: line-through;
}

.bs-ship-item.is-current {
  opacity: 1;
}

.bs-ship-label {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  color: var(--text-color-muted);
  white-space: nowrap;
}

.bs-ship-item.is-current .bs-ship-label {
  color: var(--color-battleship);
  font-weight: var(--font-weight-bold);
}

/* Visual bar for the ship size */
.bs-ship-bar {
  height: 10px;
  width: calc(var(--ship-size, 2) * 14px);
  background: var(--battleship-ship);
  border-radius: 3px;
  border: 1px solid rgba(0, 0, 0, 0.15);
}

.bs-ship-item.is-placed .bs-ship-bar {
  background: var(--battleship-miss);
}

.bs-ship-item.is-current .bs-ship-bar {
  background: var(--battleship-preview);
  box-shadow: 0 0 0 2px var(--color-battleship);
}

/* Buttons + waiting message. The four placement buttons stay on a single line
   (compact padding); the waiting note wraps onto its own line below them. */
.bs-placement-actions {
  display: flex;
  gap: 0.4rem;
  justify-content: center;
  flex-wrap: wrap;
  align-items: center;
  flex: 0 0 auto;
}

.bs-placement-actions .btn {
  padding: 0.45rem 0.7rem;
  font-size: var(--font-size-sm);
  white-space: nowrap;
}

.bs-waiting {
  flex-basis: 100%;
  font-size: var(--font-size-sm);
  color: var(--text-color-muted);
  margin: 0;
  font-style: italic;
}

/* ── Combat phase ───────────────────────────────────────────────────────────── */

/* Layout delegated to .dual-board / .dual-board__side — battleship-specific
   overrides for the combat container live below. */

.bs-label {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  color: var(--text-color-muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  flex: 0 0 auto;
  transition: color 0.2s;
}

/* Enemy grid highlighted when it's the player's turn */
.bs-side.is-active .bs-label {
  color: var(--color-battleship);
}

.bs-side.is-active .bs-grid {
  border-color: var(--color-battleship);
  box-shadow: 0 0 0 3px rgba(3, 105, 161, 0.25);
  transition:
    border-color 0.2s,
    box-shadow 0.2s;
}

/* Hint "Click to fire" — absolute, floats below the enemy grid without
   affecting layout. position:relative on .dual-board__side provides the anchor. */

.bs-fire-hint {
  display: none;
  position: absolute;
  bottom: 0.4rem;
  left: 0;
  right: 0;
  text-align: center;
  font-size: var(--font-size-xs);
  font-style: italic;
  color: var(--color-battleship);
  margin: 0;
  pointer-events: none;
  z-index: 1;
}

.bs-side.is-active .bs-fire-hint {
  display: block;
}

.bs-side .bs-grid {
  width: 100%;
  aspect-ratio: 1;
  transition:
    border-color 0.2s,
    box-shadow 0.2s;
}

/* ── Overrides scoped to this game ─────────────────────────────────────────── */
:root {
  --title-color: var(--color-battleship);
}

/* During combat the board is content-driven (two columns), not square. */
.battleship-board.is-combat {
  aspect-ratio: unset;
  overflow: visible;
}

/* Widen the shell only during combat (two grids side-by-side, no vh cap).
   The class is toggled on <body> by BattleshipGame so the variable cascades
   down to .game-shell (CSS vars can't be set on a descendant to affect an
   ancestor). */
body.bs-combat-active {
  --game-frame-width: var(--dual-board-frame-width);
}