/* Battleship Game Styles */
body {
    font-family: 'Arial', sans-serif;
    margin: 0;
    padding: 20px;
    background-color: #1a1a2e;
    color: #eee;
    text-align: center;
}

h1 {
    color: #16213e;
    margin-bottom: 30px;
    font-size: 2.5em;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

h2 {
    color: #0f3460;
    margin-bottom: 15px;
    font-size: 1.5em;
}

/* Game Layout */
.game-container {
    display: flex;
    justify-content: center;
    gap: 50px;
    flex-wrap: wrap;
    margin: 20px 0;
}

#player-board, #computer-board {
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* Board Styles */
.board {
    display: grid;
    grid-template-columns: repeat(10, 35px);
    grid-template-rows: repeat(10, 35px);
    gap: 1px;
    border: 3px solid #16213e;
    background-color: #16213e;
    padding: 5px;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.3);
}

/* Cell Styles */
.cell {
    width: 35px;
    height: 35px;
    background-color: #0f3460;
    border: 1px solid #16213e;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.cell:hover {
    background-color: #1a4a6b;
    transform: scale(1.05);
}

/* Ship Styles */
.cell.ship {
    background-color: #1e40af;
    border: 1px solid #3b82f6;
}

.cell.ship::before {
    content: '';
    width: 20px;
    height: 20px;
    background-color: #3b82f6;
    border-radius: 3px;
    opacity: 0.8;
}

/* Hit Styles */
.cell.hit {
    background-color: #dc2626;
    border: 1px solid #ef4444;
    cursor: not-allowed;
    position: relative;
}

.cell.hit::before,
.cell.hit::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 2px;
    height: 70%;
    background-color: #fff;
    transform-origin: center;
}

.cell.hit::before {
    transform: translate(-50%, -50%) rotate(45deg);
}

.cell.hit::after {
    transform: translate(-50%, -50%) rotate(-45deg);
}

/* Miss Styles */
.cell.miss {
    background-color: #374151;
    border: 1px solid #6b7280;
    cursor: not-allowed;
}

.cell.miss::before {
    content: '•';
    color: #9ca3af;
    font-size: 16px;
}

/* Game Status */
#game-status {
    font-size: 1.3em;
    font-weight: bold;
    margin: 20px 0;
    padding: 15px;
    background-color: #16213e;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
    min-height: 25px;
}

/* Computer Board - Hide Ships */
#computer-board .cell.ship {
    background-color: #0f3460;
    border: 1px solid #16213e;
}

#computer-board .cell.ship::before {
    display: none;
}

/* Game Over Overlay */
.game-over-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.game-over-content {
    background-color: #16213e;
    padding: 40px;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 8px 16px rgba(0,0,0,0.5);
    border: 3px solid #0f3460;
}

.game-over-content h2 {
    color: #eee;
    font-size: 2.5em;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.game-over-content button {
    background-color: #1e40af;
    color: white;
    border: none;
    padding: 15px 30px;
    font-size: 1.2em;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: bold;
}

.game-over-content button:hover {
    background-color: #3b82f6;
    transform: scale(1.05);
}

/* Responsive Design */
@media (max-width: 768px) {
    .game-container {
        flex-direction: column;
        gap: 30px;
    }
    
    .board {
        grid-template-columns: repeat(10, 30px);
        grid-template-rows: repeat(10, 30px);
    }
    
    .cell {
        width: 30px;
        height: 30px;
    }
    
    h1 {
        font-size: 2em;
    }
}