/* Ultra-Minimal Track Detail Page with Hero Cover */
.track-detail-page {
    min-height: 100vh;
    color: #fff;
    position: relative;
    overflow: hidden;
}

.track-background-blur {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.background-blur-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: blur(60px) brightness(0.2);
    transform: scale(1.1);
}

.navigation {
    position: fixed;
    top: 40px;
    left: 40px;
    z-index: 100;
}

.back-button {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 2rem;
    font-weight: 300;
    padding: 8px;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
}

.back-button:hover {
    color: #fff;
    transform: translateX(-5px);
}

.track-detail-container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Hero Section */
.track-hero {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 60vh;
    padding: 80px 40px 40px;
}

.track-artwork-hero {
    position: relative;
    margin: 0;
}

.artwork-image-hero {
    width: min(500px, 70vw);
    height: min(500px, 70vw);
    border-radius: 20px;
    object-fit: cover;
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.8);
    transition: all 0.4s ease;
}

.artwork-image-hero:hover {
    transform: scale(1.03);
    box-shadow: 0 40px 100px rgba(0, 0, 0, 0.9);
}

.play-btn-hero {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(255, 255, 255, 0.95);
    border: none;
    border-radius: 50%;
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.4s ease;
    cursor: pointer;
    font-size: 28px;
    color: #000;
    backdrop-filter: blur(10px);
}

.track-artwork-hero:hover .play-btn-hero {
    opacity: 1;
}

.play-btn-hero:hover {
    background: #fff;
    transform: translate(-50%, -50%) scale(1.1);
}

/* Content Section */
.track-content {
    flex: 1;
    max-width: 800px;
    margin: 0 auto;
    padding: 40px;
    width: 100%;
    box-sizing: border-box;
}

.track-header {
    text-align: center;
    margin-bottom: 40px;
}

.track-title {
    font-size: clamp(2.5rem, 8vw, 4rem);
    font-weight: 700;
    margin-bottom: 0.5rem;
    line-height: 1.1;
    letter-spacing: -0.02em;
}

.track-artist {
    font-size: 1.5rem;
    font-weight: 400;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 0.5rem;
}

.track-release-date {
    font-size: 1rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.6);
    margin: 0;
}

/* Audio Player */
.audio-player {
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(20px);
    border-radius: 16px;
    padding: 24px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: 40px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
}

.progress-bar {
    width: 100%;
    height: 6px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 3px;
    margin-bottom: 16px;
    overflow: hidden;
    cursor: pointer;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #fff, #e0e0e0);
    border-radius: 3px;
    width: 0%;
    transition: width 0.1s ease;
}

.time-display {
    display: flex;
    justify-content: space-between;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
    font-weight: 600;
}

/* Streaming Buttons */
.streaming-buttons {
    display: flex;
    gap: 16px;
    margin-bottom: 50px;
}

.streaming-btn {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 24px;
    border-radius: 50px;
    text-decoration: none;
    transition: all 0.3s ease;
    border: none;
    font-weight: 600;
    font-size: 1rem;
    flex: 1;
    justify-content: center;
}

.streaming-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4);
}

.spotify-btn {
    background: #1DB954;
    color: #fff;
}

.apple-btn {
    background: #000;
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-icon {
    width: 20px;
    height: 20px;
    fill: currentColor;
}

/* Content Sections */
.background-story,
.lyrics-section {
    margin-bottom: 40px;
}

.background-story h2,
.lyrics-section h2 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: rgba(255, 255, 255, 0.9);
}

.story-text {
    font-size: 1.1rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.8);
    margin: 0;
}

.lyrics-content {
    font-size: 1.1rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.8);
    white-space: pre-line;
    font-style: italic;
}

/* Responsive Design */
@media (max-width: 768px) {
    .navigation {
        top: 20px;
        left: 20px;
    }
    
    .back-button {
        font-size: 1.5rem;
        width: 36px;
        height: 36px;
    }
    
    .track-hero {
        min-height: 50vh;
        padding: 60px 20px 20px;
    }
    
    .artwork-image-hero {
        width: min(400px, 80vw);
        height: min(400px, 80vw);
        border-radius: 16px;
    }
    
    .play-btn-hero {
        width: 70px;
        height: 70px;
        font-size: 24px;
    }
    
    .track-content {
        padding: 20px;
    }
    
    .track-header {
        margin-bottom: 30px;
    }
    
    .track-title {
        font-size: clamp(2rem, 10vw, 3rem);
    }
    
    .track-artist {
        font-size: 1.2rem;
    }
    
    .track-release-date {
        font-size: 0.9rem;
    }
    
    .audio-player {
        padding: 20px;
        margin-bottom: 30px;
    }
    
    .streaming-buttons {
        flex-direction: column;
        gap: 12px;
        margin-bottom: 40px;
    }
    
    .streaming-btn {
        padding: 14px 20px;
        font-size: 0.9rem;
    }
    
    .background-story,
    .lyrics-section {
        margin-bottom: 30px;
    }
    
    .background-story h2,
    .lyrics-section h2 {
        font-size: 1.3rem;
        margin-bottom: 16px;
    }
    
    .story-text,
    .lyrics-content {
        font-size: 1rem;
        line-height: 1.6;
    }
}

@media (max-width: 480px) {
    .track-hero {
        padding: 50px 15px 15px;
    }
    
    .artwork-image-hero {
        width: min(300px, 85vw);
        height: min(300px, 85vw);
        border-radius: 12px;
    }
    
    .play-btn-hero {
        width: 60px;
        height: 60px;
        font-size: 20px;
    }
    
    .track-content {
        padding: 15px;
    }
    
    .audio-player {
        padding: 16px;
    }
    
    .streaming-btn {
        padding: 12px 16px;
        font-size: 0.85rem;
    }
    
    .btn-icon {
        width: 16px;
        height: 16px;
    }
}