.chart-detail-page {
    width: 100%;
    min-height: 100vh;
}

.chart-detail-page .content-header {
    position: relative;
    width: 100%;
    padding: calc(var(--header-height, 60px) + 40px) 0 60px;
    overflow: hidden;
}

.chart-detail-page .header-main {
    position: relative;
    max-width: var(--container-max-width, 1600px);
    margin: 0 auto;
    padding: 0 var(--container-padding, 24px);
    display: flex;
    align-items: flex-end;
    gap: 40px;
    z-index: 1;
}

.chart-detail-page .chart-cover {
    position: relative;
    flex-shrink: 0;
    width: 280px;
    height: 280px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    transition: transform 0.3s ease;
}

.chart-detail-page .chart-cover:hover {
    transform: translateY(-4px);
}

.chart-detail-page .chart-cover-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.chart-detail-page .chart-cover-placeholder {
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.03);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 80px;
    color: rgba(255, 255, 255, 0.15);
}

.chart-detail-page .chart-play-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.chart-detail-page .chart-cover:hover .chart-play-overlay {
    opacity: 1;
}

.chart-detail-page .chart-play-btn {
    width: 80px;
    height: 80px;
    background: var(--primary-color, #00d4ff);
    border: none;
    border-radius: 50%;
    color: #000;
    font-size: 28px;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 24px rgba(0, 212, 255, 0.4);
}

.chart-detail-page .chart-play-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 12px 32px rgba(0, 212, 255, 0.6);
}

.chart-detail-page .chart-play-btn i {
    margin-left: 4px;
}

.chart-detail-page .chart-info-area {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 20px;
    min-width: 0;
}

.chart-detail-page .page-title h1 {
    font-size: 48px;
    font-weight: 700;
    margin: 0 0 12px 0;
    color: #ffffff;
    line-height: 1.2;
}

.chart-detail-page .chart-subtitle {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 20px;
    line-height: 1.5;
}

.chart-detail-page .stats-info {
    display: flex;
    align-items: center;
    gap: 24px;
    flex-wrap: wrap;
}

.chart-detail-page .stat-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 6px;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.chart-detail-page .stat-icon {
    font-size: 18px;
    color: var(--primary-color, #00d4ff);
}

.chart-detail-page .stat-number {
    font-size: 20px;
    font-weight: 700;
    color: #ffffff;
}

.chart-detail-page .stat-label {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
}

.chart-detail-page .stat-divider {
    color: rgba(255, 255, 255, 0.2);
    font-size: 20px;
}

.chart-detail-page .header-controls {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 8px;
}

.chart-detail-page .btn-primary,
.chart-detail-page .btn-secondary {
    padding: 12px 24px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    border: none;
}

.chart-detail-page .btn-primary {
    background: var(--primary-color, #00d4ff);
    color: #000;
}

.chart-detail-page .btn-primary:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

.chart-detail-page .btn-secondary {
    background: rgba(255, 255, 255, 0.08);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.chart-detail-page .btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
}

.chart-detail-page .btn-secondary.following {
    background: rgba(239, 68, 68, 0.15);
    color: #ef4444;
    border-color: rgba(239, 68, 68, 0.3);
}

.chart-detail-page .btn-secondary.following:hover {
    background: rgba(239, 68, 68, 0.2);
}

main.main .chart-detail-page .track-content {
    background: transparent;
    padding: 40px 0 80px;
}

main.main .chart-detail-page .track-content .container {
    width: 100%;
    max-width: var(--container-max-width, 1600px);
    margin: 0 auto;
    padding: 0 var(--container-padding, 24px);
}

main.main .chart-detail-page .track-tabs {
    background: transparent;
}

main.main .chart-detail-page .tab-nav {
    display: flex;
    gap: 8px;
    margin-bottom: 24px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

main.main .chart-detail-page .tab-btn {
    padding: 12px 24px;
    background: transparent;
    border: none;
    color: rgba(255, 255, 255, 0.5);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
}

main.main .chart-detail-page .tab-btn:hover {
    color: rgba(255, 255, 255, 0.8);
}

main.main .chart-detail-page .tab-btn.active {
    color: var(--primary-color, #00d4ff);
    border-bottom-color: var(--primary-color, #00d4ff);
}

main.main .chart-detail-page .tab-content {
    position: relative;
}

main.main .chart-detail-page .tab-pane {
    display: none;
}

main.main .chart-detail-page .tab-pane.active {
    display: block;
}

main.main .chart-detail-page .track-table-head {
    display: grid;
    grid-template-columns: 72px 60px 2fr 1.5fr 1.5fr 120px 120px;
    gap: 16px;
    padding: 12px 16px;
    font-size: 11px;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.4);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

main.main .chart-detail-page .tracks-list {
    overflow: hidden;
}

.chart-detail-page .chart-info-content {
    max-width: 1000px;
    margin: 0 auto;
}

.chart-detail-page .info-section {
    margin-bottom: 32px;
    padding: 24px;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.chart-detail-page .info-section h3 {
    font-size: 18px;
    font-weight: 600;
    color: #fff;
    margin: 0 0 16px 0;
    display: flex;
    align-items: center;
    gap: 8px;
}

.chart-detail-page .info-section h3 i {
    color: var(--primary-color, #00d4ff);
    font-size: 18px;
}

.chart-detail-page .info-section p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
    margin: 0;
    font-size: 14px;
}

.chart-detail-page .info-section p strong {
    color: var(--primary-color, #00d4ff);
    font-weight: 600;
}

.chart-detail-page .info-section .stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 24px;
    margin-top: 16px;
}

.chart-detail-page .info-section .stat-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.chart-detail-page .info-section .stat-label {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.4);
    text-transform: uppercase;
}

.chart-detail-page .info-section .stat-value {
    font-size: 20px;
    font-weight: 600;
    color: var(--primary-color, #00d4ff);
}

.chart-detail-page .genre-tag {
    display: inline-block;
    padding: 4px 12px;
    margin: 4px;
    background: rgba(0, 212, 255, 0.1);
    color: var(--primary-color, #00d4ff);
    border-radius: 4px;
    font-size: 13px;
    border: 1px solid rgba(0, 212, 255, 0.2);
}

.chart-detail-page .empty-state {
    text-align: center;
    padding: 100px 20px;
    color: rgba(255, 255, 255, 0.3);
}

.chart-detail-page .empty-state i {
    font-size: 64px;
    margin-bottom: 24px;
    opacity: 0.3;
}

.chart-detail-page .empty-state p {
    font-size: 18px;
    margin: 0;
}

@media (max-width: 1200px) {
    main.main .chart-detail-page .track-table-head {
        grid-template-columns: 72px 60px 2fr 1fr 1fr 100px 100px;
    }
}

@media (max-width: 1024px) {
    .chart-detail-page .chart-cover {
        width: 220px;
        height: 220px;
    }
    
    .chart-detail-page .page-title h1 {
        font-size: 36px;
    }
}

@media (max-width: 768px) {
    .chart-detail-page .content-header {
        padding: calc(var(--header-height, 60px) + 24px) 0 40px;
    }
    
    .chart-detail-page .header-main {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 24px;
        padding: 0 20px;
    }
    
    .chart-detail-page .chart-cover {
        width: 200px;
        height: 200px;
    }
    
    .chart-detail-page .chart-info-area {
        align-items: center;
    }
    
    .chart-detail-page .page-title h1 {
        font-size: 32px;
    }
    
    .chart-detail-page .stats-info {
        justify-content: center;
    }
    
    .chart-detail-page .header-controls {
        justify-content: center;
        width: 100%;
    }
    
    main.main .chart-detail-page .track-content {
        padding: 24px 0 60px;
    }
    
    main.main .chart-detail-page .track-content .container {
        padding: 0 16px;
    }
    
    main.main .chart-detail-page .tab-nav {
        margin-bottom: 24px;
    }
    
    main.main .chart-detail-page .tab-btn {
        padding: 12px 20px;
        font-size: 14px;
    }
    
    main.main .chart-detail-page .track-table-head {
        display: none;
    }
    
    .chart-detail-page .info-section {
        padding: 24px;
    }
    
    .chart-detail-page .info-section h3 {
        font-size: 18px;
    }
    
    .chart-detail-page .info-section .stats {
        grid-template-columns: 1fr;
        gap: 16px;
    }
}