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

body {
    font-family: 'Poppins', sans-serif;
    overflow: hidden;
    background: #000;
    color: #fff;
    height: 100vh;
    position: relative;
}

/* Video Background */
#bgVideo {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: -2;
}

.video-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    z-index: -1;
}

/* Main Content */
.main-content {
    position: relative;
    width: 100%;
    height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

/* Lyrics Container */
.lyrics-container {
    text-align: center;
    width: 90%;
    max-width: 800px;
    padding: 20px;
    margin-bottom: 120px;
}

.current-lyric {
    font-size: 48px;
    font-weight: 600;
    line-height: 1.4;
    color: #fff;
    text-shadow: 0 0 20px rgba(255, 107, 107, 0.8),
                 0 0 40px rgba(255, 107, 107, 0.4),
                 0 4px 8px rgba(0, 0, 0, 0.8);
    margin-bottom: 30px;
    opacity: 1;
    transition: opacity 0.5s ease, transform 0.5s ease;
    animation: glow 2s ease-in-out infinite alternate;
}

@keyframes glow {
    from {
        text-shadow: 0 0 20px rgba(255, 107, 107, 0.8),
                     0 0 40px rgba(255, 107, 107, 0.4),
                     0 4px 8px rgba(0, 0, 0, 0.8);
    }
    to {
        text-shadow: 0 0 30px rgba(255, 107, 107, 1),
                     0 0 60px rgba(255, 107, 107, 0.6),
                     0 4px 12px rgba(0, 0, 0, 0.9);
    }
}

.next-lyric {
    font-size: 24px;
    font-weight: 400;
    color: #cccccc;
    opacity: 0.6;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.8);
    transition: opacity 0.5s ease;
}

.lyrics-container.fade-out .current-lyric {
    opacity: 0;
    transform: translateY(-20px);
}

.lyrics-container.fade-in .current-lyric {
    opacity: 1;
    transform: translateY(0);
}

/* Play Button Center */
.play-btn-center {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: rgba(255, 107, 107, 0.9);
    border: none;
    color: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    box-shadow: 0 0 30px rgba(255, 107, 107, 0.5),
                0 8px 16px rgba(0, 0, 0, 0.4);
}

.play-btn-center:hover {
    background: rgba(255, 82, 82, 1);
    transform: scale(1.1);
    box-shadow: 0 0 40px rgba(255, 107, 107, 0.8),
                0 12px 24px rgba(0, 0, 0, 0.5);
}

.play-btn-center:active {
    transform: scale(0.95);
}

.play-btn-center .material-symbols-outlined {
    font-size: 48px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .current-lyric {
        font-size: 32px;
    }
    
    .next-lyric {
        font-size: 18px;
    }
    
    .play-btn-center {
        width: 70px;
        height: 70px;
    }
    
    .play-btn-center .material-symbols-outlined {
        font-size: 40px;
    }
    
    .lyrics-container {
        margin-bottom: 100px;
    }
}

@media (max-width: 480px) {
    .current-lyric {
        font-size: 24px;
    }
    
    .next-lyric {
        font-size: 16px;
    }
    
    .play-btn-center {
        width: 60px;
        height: 60px;
    }
    
    .play-btn-center .material-symbols-outlined {
        font-size: 36px;
    }
    
    .lyrics-container {
        margin-bottom: 80px;
    }
}