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

body {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f0f23 100%);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    padding: 20px;
}

.game-container {
    text-align: center;
    color: #fff;
}

h1 {
    margin-bottom: 20px;
    font-size: 2.5rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

h2 {
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: #aaa;
}

.game-area {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.board-container {
    text-align: center;
}

canvas {
    background: #fff;
    border: 3px solid #4a90d9;
    border-radius: 8px;
    cursor: pointer;
    box-shadow: 0 0 20px rgba(74, 144, 217, 0.3);
}

canvas.disabled {
    cursor: not-allowed;
    opacity: 0.7;
}

.status {
    margin-top: 10px;
    font-size: 0.9rem;
    color: #aaa;
    min-height: 20px;
}

.info-panel {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 40px;
    margin-bottom: 20px;
}

.turn-indicator {
    font-size: 1.2rem;
    font-weight: bold;
    padding: 10px 20px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 20px;
}

.turn-indicator.my-turn {
    background: rgba(46, 204, 113, 0.3);
    color: #2ecc71;
}

.turn-indicator.enemy-turn {
    background: rgba(231, 76, 60, 0.3);
    color: #e74c3c;
}

.shots {
    font-size: 1rem;
    color: #aaa;
}

.controls {
    margin-bottom: 20px;
}

button {
    background: linear-gradient(135deg, #4a90d9, #357abd);
    color: white;
    border: none;
    padding: 12px 30px;
    font-size: 1rem;
    border-radius: 25px;
    cursor: pointer;
    margin: 5px;
    transition: all 0.3s ease;
}

button:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(74, 144, 217, 0.4);
}

button:disabled {
    background: #666;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.instructions {
    background: rgba(255, 255, 255, 0.05);
    padding: 15px;
    border-radius: 10px;
    max-width: 600px;
    margin: 0 auto;
}

.instructions h3 {
    font-size: 1rem;
    margin-bottom: 10px;
    color: #f1c40f;
}

.instructions p {
    font-size: 0.85rem;
    color: #aaa;
    margin: 5px 0;
}

.instructions strong {
    color: #e74c3c;
}