@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;700;900&display=swap');

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    user-select: none;
    -webkit-user-select: none;
    touch-action: none;
}

body, html {
    width: 100%;
    height: 100%;
    background-color: #050510;
    overflow: hidden;
    font-family: 'Orbitron', sans-serif;
    color: #fff;
}

canvas {
    display: block;
    width: 100vw;
    height: 100vh;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
}

#ui {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10;
    pointer-events: none; 
}

#top-right-ui {
    position: absolute;
    top: 20px;
    right: 20px;
    text-align: right;
    pointer-events: none;
}

#level-display, #weapon-display {
    font-size: 1.4rem;
    font-weight: 700;
    color: #f0f;
    text-shadow: 0 0 10px #f0f;
    margin-bottom: 5px;
}

#weapon-display {
    color: #0ff;
    text-shadow: 0 0 10px #0ff;
}

#timers-display {
    font-size: 1rem;
    font-weight: 400;
}

.timer-item {
    margin-bottom: 3px;
    text-transform: uppercase;
}

#score {
    position: absolute;
    top: 20px;
    left: 20px;
    font-size: 2.5rem;
    font-weight: 900;
    color: #0ff;
    text-shadow: 0 0 10px #0ff, 0 0 20px #0ff;
    letter-spacing: 2px;
}

#boss-ui {
    position: absolute;
    top: 80px;
    left: 50%;
    transform: translateX(-50%);
    width: 300px;
    text-align: center;
}

#boss-name {
    font-size: 1rem;
    color: #ff0044;
    text-shadow: 0 0 5px #ff0044;
    margin-bottom: 5px;
}

#boss-hp-bg {
    width: 100%;
    height: 10px;
    background: rgba(255, 0, 0, 0.2);
    border: 1px solid #ff0044;
    border-radius: 5px;
    overflow: hidden;
}

#boss-hp-bar {
    width: 100%;
    height: 100%;
    background: #ff0044;
    box-shadow: 0 0 10px #ff0044;
    transition: width 0.3s ease;
}

#start-screen, #game-over {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    background: rgba(5, 5, 16, 0.85);
    padding: 40px;
    border: 2px solid #0ff;
    border-radius: 15px;
    box-shadow: 0 0 20px #0ff, inset 0 0 20px #0ff;
    backdrop-filter: blur(10px);
    pointer-events: auto; 
    max-width: 90%;
}

h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    color: #f0f;
    text-shadow: 0 0 10px #f0f, 0 0 30px #f0f;
    letter-spacing: 4px;
}

p {
    font-size: 1rem;
    margin-bottom: 15px;
    color: #aae;
}

button {
    margin-top: 20px;
    background: transparent;
    color: #0ff;
    font-family: 'Orbitron', sans-serif;
    font-size: 1.2rem;
    padding: 15px 40px;
    border: 2px solid #0ff;
    border-radius: 8px;
    cursor: pointer;
    text-transform: uppercase;
    transition: 0.2s;
}

button:hover {
    background: #0ff;
    color: #000;
}

#player-name {
    width: 80%;
    padding: 10px;
    background: rgba(0, 255, 255, 0.1);
    border: 2px solid #0ff;
    color: #fff;
    font-family: 'Orbitron', sans-serif;
    text-align: center;
}

#leaderboard-container {
    margin: 20px 0;
    padding: 10px;
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid #f0f;
}

#leaderboard-list {
    list-style: none;
    text-align: left;
    max-height: 150px;
    overflow-y: auto;
}

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