/* Celtic-inspired color palette */
:root {
    --celtic-green: #2d5a27;
    --celtic-gold: #d4af37;
    --celtic-dark: #1a1a2e;
    --celtic-brown: #4a3728;
    --celtic-light: #f4e9d9;
    --celtic-red: #8b0000;
    --mystical-purple: #4a2c6a;
}

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

body {
    background: linear-gradient(135deg, var(--celtic-dark) 0%, var(--mystical-purple) 50%, var(--celtic-dark) 100%);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    padding: 20px;
    overflow-x: hidden;
}

.celtic-border {
    background: linear-gradient(45deg, var(--celtic-gold), var(--celtic-brown), var(--celtic-gold));
    padding: 8px;
    border-radius: 15px;
    box-shadow: 0 0 30px rgba(212, 175, 55, 0.3);
}

.game-container {
    background: linear-gradient(180deg, var(--celtic-dark) 0%, #0f0f1a 100%);
    padding: 25px;
    border-radius: 10px;
    text-align: center;
}

.game-title {
    font-size: 3rem;
    color: var(--celtic-gold);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5),
                 0 0 20px rgba(212, 175, 55, 0.3);
    letter-spacing: 8px;
    margin-bottom: 5px;
    font-weight: normal;
    font-variant: small-caps;
}

.subtitle {
    color: var(--celtic-light);
    font-style: italic;
    margin-bottom: 15px;
    opacity: 0.8;
}

.score-display {
    background: rgba(45, 90, 39, 0.3);
    border: 2px solid var(--celtic-gold);
    border-radius: 8px;
    padding: 10px 20px;
    margin-bottom: 15px;
    display: inline-block;
}

.score-label {
    color: var(--celtic-light);
    margin-right: 10px;
}

#score {
    color: var(--celtic-gold);
    font-size: 1.5rem;
    font-weight: bold;
}

#gameCanvas {
    border: 4px solid var(--celtic-gold);
    border-radius: 5px;
    background: linear-gradient(180deg, #1a3a1a 0%, #0d1f0d 100%);
    display: block;
    margin: 0 auto;
    box-shadow: inset 0 0 50px rgba(0, 0, 0, 0.5);
}

.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 100;
}

.overlay.hidden {
    display: none;
}

.overlay-content {
    background: linear-gradient(180deg, var(--celtic-dark) 0%, #0f0f1a 100%);
    border: 3px solid var(--celtic-gold);
    border-radius: 15px;
    padding: 40px;
    text-align: center;
    max-width: 400px;
    box-shadow: 0 0 30px rgba(212, 175, 55, 0.2);
}

.overlay-content h2 {
    color: var(--celtic-gold);
    font-size: 2rem;
    margin-bottom: 20px;
    font-variant: small-caps;
    letter-spacing: 3px;
}

.overlay-content p {
    color: var(--celtic-light);
    margin-bottom: 15px;
    line-height: 1.6;
}

.controls-info {
    font-size: 0.9rem;
    opacity: 0.7;
}

.celtic-btn {
    background: linear-gradient(180deg, var(--celtic-green) 0%, #1e3d1a 100%);
    color: var(--celtic-gold);
    border: 2px solid var(--celtic-gold);
    padding: 15px 35px;
    font-size: 1.1rem;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-variant: small-caps;
    letter-spacing: 2px;
    margin-top: 10px;
}

.celtic-btn:hover {
    background: linear-gradient(180deg, #3a7a32 0%, var(--celtic-green) 100%);
    box-shadow: 0 0 20px rgba(212, 175, 55, 0.4);
    transform: scale(1.05);
}

.legend {
    margin-top: 20px;
    padding: 15px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 8px;
    border: 1px solid rgba(212, 175, 55, 0.3);
}

.legend h3 {
    color: var(--celtic-gold);
    margin-bottom: 10px;
    font-variant: small-caps;
    letter-spacing: 2px;
}

.legend-items {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.legend-item {
    color: var(--celtic-light);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 5px;
}

.food-icon {
    font-size: 1.2rem;
}

/* Mobile controls */
.mobile-controls {
    display: none;
    margin-top: 20px;
    user-select: none;
    -webkit-user-select: none;
    -webkit-tap-highlight-color: transparent;
}

.controls-row {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 10px;
}

.control-btn {
    width: 60px;
    height: 60px;
    background: linear-gradient(180deg, var(--celtic-green) 0%, #1e3d1a 100%);
    border: 2px solid var(--celtic-gold);
    border-radius: 10px;
    color: var(--celtic-gold);
    font-size: 1.8rem;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    touch-action: none;
}

.control-btn:active {
    background: linear-gradient(180deg, #3a7a32 0%, var(--celtic-green) 100%);
    transform: scale(0.95);
    box-shadow: 0 0 15px rgba(212, 175, 55, 0.5);
}

/* Mobile responsiveness */
@media (max-width: 480px) {
    .game-title {
        font-size: 2rem;
        letter-spacing: 4px;
    }
    
    #gameCanvas {
        width: 300px;
        height: 300px;
    }
    
    .overlay-content {
        margin: 20px;
        padding: 25px;
    }
    
    .legend-items {
        flex-direction: column;
        gap: 10px;
    }
    
    .mobile-controls {
        display: block;
    }
    
    .control-btn {
        width: 70px;
        height: 70px;
        font-size: 2rem;
    }
    
    .controls-info {
        font-size: 0.85rem;
    }
}

/* Touch device optimization */
@media (hover: none) and (pointer: coarse) {
    .mobile-controls {
        display: block;
    }
}