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

body {
    font-family: 'Arial', sans-serif;
    overflow: hidden;
    background: #1a1a2e;
}

#game-container {
    width: 100vw;
    height: 100vh;
    position: relative;
}

#gameCanvas {
    display: block;
    background: #16213e;
}

#ui {
    position: fixed;
    top: 20px;
    right: 20px;
    color: white;
    z-index: 100;
}

#leaderboard {
    background: rgba(0, 0, 0, 0.8);
    padding: 15px;
    border-radius: 10px;
    min-width: 200px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
}

#leaderboard h3 {
    margin-bottom: 10px;
    font-size: 18px;
    border-bottom: 2px solid #4ECDC4;
    padding-bottom: 5px;
}

#leaderboard-list {
    list-style: none;
}

#leaderboard-list li {
    padding: 5px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
}

#leaderboard-list li:first-child {
    color: #FFD700;
    font-weight: bold;
}

#leaderboard-list li:nth-child(2) {
    color: #C0C0C0;
}

#leaderboard-list li:nth-child(3) {
    color: #CD7F32;
}

#info {
    margin-top: 20px;
    background: rgba(0, 0, 0, 0.8);
    padding: 15px;
    border-radius: 10px;
    min-width: 200px;
}

#player-info {
    margin-bottom: 10px;
    font-size: 14px;
}

#controls {
    font-size: 12px;
    color: #aaa;
    line-height: 1.6;
}

.death-overlay {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(255, 0, 0, 0.8);
    color: white;
    padding: 30px 50px;
    border-radius: 10px;
    font-size: 24px;
    font-weight: bold;
    z-index: 200;
    animation: fadeIn 0.3s;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translate(-50%, -50%) scale(0.8); }
    to { opacity: 1; transform: translate(-50%, -50%) scale(1); }
}