/* ============================================
   TRACK DETAIL PAGE - Modern Music Label Style
   ============================================ */

:root {
    --color-primary: #1DB954;
    --color-primary-dark: #1ed760;
    --color-accent: #ffd700;
    --color-bg-primary: #0a0a0a;
    --color-bg-secondary: #121212;
    --color-bg-card: #181818;
    --color-bg-hover: #282828;
    --color-text-primary: #ffffff;
    --color-text-secondary: #b3b3b3;
    --color-text-tertiary: #6a6a6a;
    --color-border: #333333;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
    --transition-base: 0.3s ease;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-full: 50px;
}

.track-detail {
    background: var(--color-bg-primary);
    min-height: calc(100vh - 70px);
    padding: var(--spacing-2xl) 0;
}

.track-header {
    display: grid;
    grid-template-columns: 350px 1fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
    align-items: start;
}

.track-cover-large {
    width: 100%;
    max-width: 350px;
    aspect-ratio: 1;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    flex-shrink: 0;
    position: relative;
    background: var(--color-bg-card);
}

.track-cover-large::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(29, 185, 84, 0.1), rgba(255, 215, 0, 0.1));
    pointer-events: none;
}

.track-cover-large img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.cover-placeholder-large {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 5rem;
    color: var(--color-text-primary);
}

.track-info-large {
    flex: 1;
    padding-top: var(--spacing-md);
}

.track-title-large {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 900;
    margin-bottom: var(--spacing-md);
    color: var(--color-text-primary);
    line-height: 1.1;
    letter-spacing: -1px;
}

.track-description-large {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.7;
}

.track-artist-large {
    font-size: 1.3rem;
    color: var(--color-text-secondary);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.track-artist-large a.artist-link {
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: all var(--transition-base);
    border-bottom: 2px solid transparent;
    padding-bottom: 2px;
}

.track-artist-large a.artist-link:hover {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
}

.track-stats {
    display: flex;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    font-weight: 500;
}

.stat-item i {
    color: var(--color-primary);
    font-size: 1.1rem;
}

.player-controls-large {
    margin-bottom: var(--spacing-xl);
}

.btn-play-large {
    width: 70px;
    height: 70px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    border: none;
    color: var(--color-text-primary);
    font-size: 2rem;
    cursor: pointer;
    transition: all var(--transition-base);
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
}

.btn-play-large:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-lg);
}

.progress-container {
    width: 100%;
    max-width: 700px;
}

.progress-bar {
    width: 100%;
    height: 6px;
    background: var(--color-bg-card);
    border-radius: var(--radius-full);
    overflow: hidden;
    margin-bottom: var(--spacing-xs);
    cursor: pointer;
    position: relative;
    border: 1px solid var(--color-border);
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    width: 0%;
    transition: width 0.1s ease;
    position: relative;
}

.progress-fill::after {
    content: '';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 12px;
    height: 12px;
    background: var(--color-text-primary);
    border-radius: 50%;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.progress-bar:hover .progress-fill::after {
    opacity: 1;
}

.time-display {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    color: var(--color-text-tertiary);
    font-weight: 500;
}

.btn-like {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    background: var(--color-bg-card);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-full);
    color: var(--color-text-primary);
    font-size: 0.95rem;
    font-weight: 700;
    cursor: pointer;
    transition: all var(--transition-base);
    font-family: inherit;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-like:hover {
    background: var(--color-bg-hover);
    border-color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-like.liked {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    border-color: var(--color-primary);
    color: var(--color-text-primary);
}

.btn-like.liked i {
    color: #ff1744;
    animation: heartBeat 0.6s ease;
}

@keyframes heartBeat {
    0%, 100% { transform: scale(1); }
    25% { transform: scale(1.2); }
    50% { transform: scale(1); }
    75% { transform: scale(1.1); }
}

/* Kommentarbereich */
.comments-section {
    margin-top: var(--spacing-2xl);
    padding-top: var(--spacing-2xl);
    border-top: 1px solid var(--color-border);
}

.comments-section h2 {
    font-size: clamp(1.8rem, 4vw, 2.2rem);
    font-weight: 900;
    margin-bottom: var(--spacing-xl);
    color: var(--color-text-primary);
    text-transform: uppercase;
    letter-spacing: -1px;
    position: relative;
    display: inline-block;
}

.comments-section h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    border-radius: var(--radius-sm);
}

.comment-form {
    background: var(--color-bg-card);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-xl);
    border: 1px solid var(--color-border);
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
    color: var(--color-text-primary);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-bg-secondary);
    color: var(--color-text-primary);
    font-family: inherit;
    font-size: 0.95rem;
    transition: all var(--transition-base);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(29, 185, 84, 0.1);
    background: var(--color-bg-card);
}

.form-hint {
    margin-bottom: var(--spacing-md);
    color: var(--color-text-tertiary);
    font-size: 0.85rem;
    font-style: italic;
}

.comments-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.comment-item {
    background: var(--color-bg-card);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--color-primary);
    border: 1px solid var(--color-border);
    border-left: 4px solid var(--color-primary);
    transition: all var(--transition-base);
}

.comment-item:hover {
    background: var(--color-bg-hover);
    transform: translateX(4px);
    box-shadow: var(--shadow-sm);
}

.comment-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.comment-name {
    color: var(--color-primary);
    font-size: 1rem;
    font-weight: 700;
}

.comment-date {
    color: var(--color-text-tertiary);
    font-size: 0.85rem;
    font-weight: 500;
}

.comment-text {
    color: var(--color-text-secondary);
    line-height: 1.7;
    font-size: 0.95rem;
}

.no-comments {
    text-align: center;
    padding: var(--spacing-2xl);
    color: var(--color-text-tertiary);
    font-size: 1rem;
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    border: 1px dashed var(--color-border);
}

/* Responsive */
@media (max-width: 1024px) {
    .track-header {
        grid-template-columns: 280px 1fr;
        gap: var(--spacing-xl);
    }
    
    .track-cover-large {
        max-width: 280px;
    }
}

@media (max-width: 768px) {
    .track-detail {
        padding: var(--spacing-xl) 0;
    }
    
    .track-header {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
        text-align: center;
    }
    
    .track-cover-large {
        max-width: 300px;
        margin: 0 auto;
    }
    
    .track-title-large {
        font-size: 2rem;
    }
    
    .track-description-large {
        text-align: center;
    }
    
    .track-stats {
        justify-content: center;
    }
    
    .player-controls-large {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    
    .progress-container {
        width: 100%;
    }
    
    .btn-like {
        margin: 0 auto;
        display: flex;
    }
    
    .comments-section h2 {
        text-align: center;
    }
    
    .comments-section h2::after {
        left: 50%;
        transform: translateX(-50%);
    }
}

@media (max-width: 480px) {
    .track-cover-large {
        max-width: 100%;
    }
    
    .track-title-large {
        font-size: 1.75rem;
    }
    
    .track-stats {
        flex-direction: column;
        gap: var(--spacing-sm);
        align-items: center;
    }
    
    .comment-form {
        padding: var(--spacing-md);
    }
}