:root {
    --bg-color: #0a0a12;
    --grid-color: #1a1a24;
    --snake-color: #00ff88;
    --snake-glow: 0 0 10px #00ff88, 0 0 20px #00ff88;
    --food-color: #ff0055;
    --food-glow: 0 0 10px #ff0055, 0 0 20px #ff0055;
    --text-color: #ffffff;
    --accent-color: #00ccff;
}

* {
    box-sizing: border-box;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: 'Roboto', sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
}

.game-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

header {
    text-align: center;
    width: 100%;
}

h1 {
    font-family: 'Orbitron', sans-serif;
    font-size: 3rem;
    margin: 0 0 20px 0;
    color: var(--accent-color);
    text-shadow: 0 0 10px rgba(0, 204, 255, 0.5);
    letter-spacing: 4px;
}

.stats-bar {
    display: flex;
    justify-content: space-between;
    width: 780px;
    margin-bottom: 10px;
}

.stat-box {
    background: rgba(255, 255, 255, 0.05);
    padding: 10px 20px;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    min-width: 150px;
    text-align: center;
}

.label {
    display: block;
    font-size: 0.8rem;
    color: #888;
    margin-bottom: 5px;
    font-family: 'Orbitron', sans-serif;
}

.value {
    font-size: 1.5rem;
    font-weight: bold;
    font-family: 'Orbitron', sans-serif;
    color: var(--text-color);
}

/* Menu Styles */
.menu-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    width: 780px;
    padding: 40px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
    animation: fadeIn 0.5s ease-out;
}

.menu-btn {
    background: transparent;
    border: 2px solid var(--accent-color);
    color: var(--accent-color);
    padding: 15px 40px;
    font-family: 'Orbitron', sans-serif;
    font-size: 1.5rem;
    cursor: pointer;
    transition: all 0.3s;
    width: 80%;
    text-transform: uppercase;
    position: relative;
    overflow: hidden;
}

.menu-btn:hover {
    background: var(--accent-color);
    color: #000;
    box-shadow: 0 0 30px var(--accent-color);
    transform: scale(1.05);
}

.menu-btn.small {
    width: auto;
    font-size: 1rem;
    padding: 10px 30px;
    margin-top: 20px;
    border-color: #888;
    color: #888;
}

.menu-btn.small:hover {
    background: #888;
    color: #000;
    box-shadow: 0 0 15px #888;
}

/* High Scores List */
#highscores-list {
    list-style: none;
    padding: 0;
    width: 100%;
    text-align: center;
}

#highscores-list li {
    display: flex;
    justify-content: space-between;
    padding: 10px 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    font-family: 'Orbitron', sans-serif;
    font-size: 1.2rem;
}

#highscores-list li:nth-child(1) {
    color: #ffd700;
}

/* Gold */
#highscores-list li:nth-child(2) {
    color: #c0c0c0;
}

/* Silver */
#highscores-list li:nth-child(3) {
    color: #cd7f32;
}

/* Bronze */

/* Settings */
.setting-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    font-family: 'Orbitron', sans-serif;
    font-size: 1.2rem;
}

select {
    background: #222;
    color: #fff;
    border: 1px solid var(--accent-color);
    padding: 5px 10px;
    font-family: 'Orbitron', sans-serif;
}

.toggle-btn {
    background: transparent;
    border: 1px solid var(--accent-color);
    color: var(--accent-color);
    padding: 5px 20px;
    cursor: pointer;
    font-family: 'Orbitron', sans-serif;
}

/* Credits */
.developer-name {
    font-family: 'Orbitron', sans-serif;
    font-size: 2rem;
    color: #ff0055;
    text-shadow: 0 0 10px #ff0055;
    margin: 20px 0;
}

/* Input for Name */
#player-name {
    background: rgba(0, 0, 0, 0.5);
    border: 2px solid var(--accent-color);
    color: #fff;
    padding: 10px;
    font-family: 'Orbitron', sans-serif;
    font-size: 1.2rem;
    text-align: center;
    margin: 10px 0;
    width: 200px;
}

.game-area {
    position: relative;
    padding: 4px;
    background: linear-gradient(45deg, #222, #111);
    border-radius: 4px;
    box-shadow: 0 0 40px rgba(0, 0, 0, 0.5);
}

canvas {
    background-color: var(--grid-color);
    display: block;
    border-radius: 2px;
    /* Grid pattern effect */
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 20px 20px;
}

.overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(5px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10;
}

.overlay-content {
    text-align: center;
    animation: fadeIn 0.3s ease-out;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.hidden {
    display: none !important;
}

h2 {
    font-family: 'Orbitron', sans-serif;
    font-size: 3rem;
    color: #ff3366;
    margin-bottom: 10px;
    text-shadow: 0 0 20px rgba(255, 51, 102, 0.6);
}

.btn-primary {
    background: transparent;
    border: 2px solid var(--accent-color);
    color: var(--accent-color);
    padding: 15px 30px;
    font-family: 'Orbitron', sans-serif;
    font-size: 1.2rem;
    cursor: pointer;
    transition: all 0.3s;
    margin-top: 20px;
    text-transform: uppercase;
}

.btn-primary:hover {
    background: var(--accent-color);
    color: #000;
    box-shadow: 0 0 20px var(--accent-color);
}

.controls-hint {
    display: flex;
    gap: 40px;
    margin-top: 20px;
    color: #888;
}

.key-group {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
}

.key {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 5px 10px;
    border-radius: 4px;
    font-family: 'Orbitron', sans-serif;
    color: #fff;
}

.key.wide {
    padding: 5px 20px;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}