/* === PROFESSIONAL PANEL LAYOUTS === */
/* Modern styling for Admin, Studio, and Artist panels */

/* CSS Custom Properties for consistent spacing */
:root {
    --panel-header-padding-desktop: 2rem 2.5rem;
    --panel-header-padding-tablet: 1.5rem 2rem;
    --panel-header-padding-mobile: 1.25rem 1.5rem;
    --panel-header-padding-small: 1rem;
    --panel-header-padding-xs: 0.75rem;
    
    --panel-header-gap-desktop: 2rem;
    --panel-header-gap-tablet: 1.5rem;
    --panel-header-gap-mobile: 1.25rem;
    --panel-header-gap-small: 1rem;
    --panel-header-gap-xs: 0.75rem;
    
    --panel-title-margin-bottom: 0.75rem;
    --panel-title-margin-mobile: 0.5rem;
    --panel-title-margin-small: 0.4rem;
    --panel-title-margin-xs: 0.3rem;
    
    --panel-header-text-margin-left: 0.5rem;
    
    /* New CSS Variables for Professional Forms */
    --form-section-bg: linear-gradient(135deg, #1f1f1f 0%, #262626 100%);
    --form-section-border: rgba(217, 168, 50, 0.15);
    --upload-zone-bg: linear-gradient(135deg, rgba(217, 168, 50, 0.03), rgba(217, 168, 50, 0.01));
    --upload-zone-border: 2px dashed rgba(217, 168, 50, 0.3);
    --upload-zone-hover-bg: linear-gradient(135deg, rgba(217, 168, 50, 0.08), rgba(217, 168, 50, 0.04));
    --upload-zone-hover-border: 2px dashed rgba(217, 168, 50, 0.5);
}

/* Panel Container Layout */
.panel-layout {
    display: flex;
    flex-direction: column;
    gap: var(--content-gap-mobile);
    min-height: 100vh;
    background: linear-gradient(135deg, #0f0f0f 0%, var(--bg-dark-card) 100%);
    color: var(--text-primary);
    position: relative;
    overflow-x: hidden;
    padding: var(--spacing-md);
}

.panel-layout::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, 
        var(--primary-gold) 0%, 
        rgba(217, 168, 50, 0.4) 50%, 
        var(--primary-gold) 100%);
    z-index: 1;
}

/* Panel Header Styling */
.panel-header {
    background: linear-gradient(135deg, #1f1f1f 0%, #2a2a2a 100%);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-xxl);
    margin-bottom: var(--spacing-lg);
    position: relative;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4), 
                0 0 20px rgba(217, 168, 50, 0.1);
}

.panel-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, 
        transparent 48%, 
        rgba(217, 168, 50, 0.03) 50%, 
        transparent 52%);
    pointer-events: none;
}

.panel-header-content {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    gap: var(--spacing-xxl);
    flex-wrap: wrap;
    justify-content: center;
}

.panel-header-icon {
    font-size: clamp(2.5rem, 8vw, 3.5rem);
    color: var(--primary-gold);
    background: linear-gradient(135deg, 
        rgba(217, 168, 50, 0.1), 
        rgba(217, 168, 50, 0.2));
    border-radius: 50%;
    width: clamp(4rem, 12vw, 5rem);
    height: clamp(4rem, 12vw, 5rem);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 32px rgba(217, 168, 50, 0.3);
    flex-shrink: 0;
    transition: transform var(--transition-base);
}

.panel-header-icon:hover {
    transform: scale(1.05);
}

.panel-header-text {
    flex: 1;
    min-width: 0;
    text-align: center;
}

.panel-title {
    font-size: clamp(1.5rem, 6vw, 2.5rem);
    font-weight: 800;
    color: #fff;
    margin: 0 0 var(--spacing-md) 0;
    line-height: 1.1;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
    background: linear-gradient(135deg, #fff 0%, var(--primary-gold) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    word-wrap: break-word;
}

.panel-subtitle {
    font-size: clamp(1rem, 3vw, 1.2rem);
    color: rgba(217, 168, 50, 0.8);
    margin: 0;
    font-weight: 400;
    opacity: 0.9;
    line-height: 1.3;
    word-wrap: break-word;
}

/* Panel Navigation Sidebar */
.panel-nav-sidebar {
    flex: none;
    background: linear-gradient(135deg, var(--bg-dark-lighter) 0%, #212121 100%);
    border-radius: var(--border-radius-xl);
    box-shadow: 0 16px 48px rgba(217, 168, 50, 0.1);
    position: relative;
    overflow: hidden;
    border: 1px solid var(--border-color);
    order: 1;
}

.panel-nav-sidebar::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border: 1px solid rgba(217, 168, 50, 0.1);
    border-radius: var(--border-radius-xl);
    pointer-events: none;
}

/* Enhanced Navigation Menu */
.panel-nav {
    background: transparent;
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-xl);
    box-shadow: none;
    margin: 0;
}

.panel-nav .nav-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.panel-nav .nav-item {
    margin: 0;
}

.panel-nav .nav-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg) var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    font-weight: 600;
    font-size: var(--font-size-base);
    color: rgba(217, 168, 50, 0.8);
    text-decoration: none;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, transparent 0%, rgba(217, 168, 50, 0.02) 100%);
    border: 1px solid transparent;
    min-height: 56px; /* Touch-friendly */
}

.panel-nav .nav-link::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--primary-gold);
    transform: translateX(-3px);
    transition: transform var(--transition-base);
}

.panel-nav .nav-link:hover,
.panel-nav .nav-link:focus {
    color: var(--primary-gold);
    background: linear-gradient(135deg, 
        rgba(217, 168, 50, 0.08) 0%, 
        rgba(217, 168, 50, 0.15) 100%);
    border-color: rgba(217, 168, 50, 0.3);
    transform: translateX(4px);
    box-shadow: 0 8px 24px rgba(217, 168, 50, 0.2);
}

.panel-nav .nav-link:hover::before,
.panel-nav .nav-link:focus::before {
    transform: translateX(0);
}

.panel-nav .nav-link.active {
    color: #121212;
    background: linear-gradient(135deg, 
        rgba(217, 168, 50, 0.9) 0%, 
        var(--primary-gold) 100%);
    border-color: var(--primary-gold);
    transform: translateX(4px);
    box-shadow: 0 12px 32px rgba(217, 168, 50, 0.4);
    font-weight: 700;
}

.panel-nav .nav-link.active::before {
    background: #121212;
    transform: translateX(0);
}

.panel-nav .bi2 {
    font-size: 1.5rem;
    flex-shrink: 0;
    transition: transform var(--transition-base);
}

.panel-nav .nav-link:hover .bi2,
.panel-nav .nav-link:focus .bi2 {
    transform: scale(1.1);
}

/* Panel Main Content */
.panel-main-content {
    flex: 1;
    background: linear-gradient(135deg, var(--bg-dark-card) 0%, #222222 100%);
    border-radius: var(--border-radius-xl);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.3);
    position: relative;
    overflow: hidden;
    border: 1px solid var(--border-color);
    order: 2;
    min-height: 600px;
}

.panel-main-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border: 1px solid rgba(217, 168, 50, 0.05);
    border-radius: var(--border-radius-xl);
    pointer-events: none;
}

.panel-content {
    padding: var(--spacing-xxl);
    height: 100%;
    overflow-y: auto;
    background: transparent;
    position: relative;
    z-index: 1;
}

/* Modern Card Styling */
.admin-card,
.studio-card,
.artist-card,
.panel-card {
    background: linear-gradient(135deg, #1f1f1f 0%, #262626 100%);
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-xxl);
    margin-bottom: var(--spacing-xxl);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(217, 168, 50, 0.15);
    position: relative;
    overflow: hidden;
    transition: all var(--transition-base);
}

.admin-card:hover,
.studio-card:hover,
.artist-card:hover,
.panel-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 48px rgba(217, 168, 50, 0.15), 
                0 0 24px rgba(217, 168, 50, 0.1);
    border-color: rgba(217, 168, 50, 0.3);
}

.admin-card::before,
.studio-card::before,
.artist-card::before,
.panel-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, 
        var(--primary-gold) 0%, 
        rgba(217, 168, 50, 0.6) 50%, 
        var(--primary-gold) 100%);
}

.admin-card-header,
.studio-card-header,
.artist-card-header,
.panel-card-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xxl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
}

.admin-card-header h3,
.studio-card-header h3,
.artist-card-header h3,
.panel-card-header h3 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--primary-gold);
    margin: 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    line-height: 1.2;
}

.admin-card-header .bi,
.studio-card-header .bi,
.artist-card-header .bi,
.panel-card-header .bi {
    font-size: 1.8rem;
    color: var(--primary-gold);
    background: linear-gradient(135deg, 
        rgba(217, 168, 50, 0.1), 
        rgba(217, 168, 50, 0.2));
    padding: var(--spacing-sm);
    border-radius: var(--border-radius-md);
}

.admin-card-body,
.studio-card-body,
.artist-card-body,
.panel-card-body {
    color: var(--text-primary);
    line-height: 1.6;
    font-size: var(--font-size-base);
}

/* Page Headers for Panel Pages */
.admin-page-container,
.studio-page-container,
.artist-page-container,
.panel-page-container {
    width: 100%;
    padding: 0;
    background: transparent;
}

.admin-page-header,
.studio-page-header,
.artist-page-header,
.panel-page-header {
    background: linear-gradient(135deg, var(--bg-dark-card) 0%, #242424 100%);
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-3xl);
    margin-bottom: var(--spacing-xxl);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(217, 168, 50, 0.15);
    position: relative;
    overflow: hidden;
}

.admin-page-header::before,
.studio-page-header::before,
.artist-page-header::before,
.panel-page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, 
        var(--primary-gold) 0%, 
        rgba(217, 168, 50, 0.4) 50%, 
        var(--primary-gold) 100%);
}

.admin-page-title,
.studio-page-title,
.artist-page-title,
.panel-page-title {
    font-size: clamp(1.5rem, 5vw, 2.2rem);
    font-weight: 800;
    color: #fff;
    margin: 0 0 var(--spacing-lg) 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    line-height: 1.2;
    flex-wrap: wrap;
}

.admin-page-title .bi,
.studio-page-title .bi,
.artist-page-title .bi,
.panel-page-title .bi {
    font-size: clamp(1.5rem, 4vw, 2rem);
    color: var(--primary-gold);
    background: linear-gradient(135deg, 
        rgba(217, 168, 50, 0.1), 
        rgba(217, 168, 50, 0.2));
    padding: var(--spacing-md);
    border-radius: var(--border-radius-lg);
    flex-shrink: 0;
}

.admin-page-description,
.studio-page-description,
.artist-page-description,
.panel-page-description {
    font-size: var(--font-size-lg);
    color: rgba(217, 168, 50, 0.8);
    margin: 0;
    font-weight: 400;
    opacity: 0.9;
    line-height: 1.4;
}

/* Content Grid for Panel Pages */
.admin-content-grid,
.studio-content-grid,
.artist-content-grid,
.panel-content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xxl);
    width: 100%;
}

/* === PROFESSIONAL FORM SECTIONS === */
.form-section,
.upload-section,
.metadata-section {
    background: var(--form-section-bg);
    border: 1px solid var(--form-section-border);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xxl);
    margin-bottom: var(--spacing-xxl);
    position: relative;
    overflow: hidden;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.form-section::before,
.upload-section::before,
.metadata-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, 
        var(--primary-gold) 0%, 
        rgba(217, 168, 50, 0.4) 50%, 
        var(--primary-gold) 100%);
}

.form-section-header,
.upload-section-header,
.metadata-section-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid rgba(217, 168, 50, 0.15);
}

.form-section-header h4,
.form-section-header h5,
.upload-section-header h4,
.upload-section-header h5,
.metadata-section-header h4,
.metadata-section-header h5 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--primary-gold);
    margin: 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.form-section-header .bi,
.upload-section-header .bi,
.metadata-section-header .bi {
    font-size: 1.5rem;
    color: var(--primary-gold);
    background: linear-gradient(135deg, 
        rgba(217, 168, 50, 0.1), 
        rgba(217, 168, 50, 0.2));
    padding: var(--spacing-sm);
    border-radius: var(--border-radius-sm);
}

/* === PROFESSIONAL FILE UPLOAD STYLING === */
.upload-zone {
    background: var(--upload-zone-bg);
    border: var(--upload-zone-border);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-3xl);
    text-align: center;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    cursor: pointer;
    min-height: 200px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-lg);
}

.upload-zone:hover,
.upload-zone.dragover {
    background: var(--upload-zone-hover-bg);
    border: var(--upload-zone-hover-border);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(217, 168, 50, 0.15);
}

.upload-zone::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at center, 
        rgba(217, 168, 50, 0.05) 0%, 
        transparent 70%);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.upload-zone:hover::before,
.upload-zone.dragover::before {
    opacity: 1;
}

.upload-zone-icon {
    font-size: 4rem;
    color: var(--primary-gold);
    margin-bottom: var(--spacing-lg);
    opacity: 0.8;
    transition: all var(--transition-base);
}

.upload-zone:hover .upload-zone-icon,
.upload-zone.dragover .upload-zone-icon {
    opacity: 1;
    transform: scale(1.1);
}

.upload-zone-text {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.upload-zone-subtext {
    font-size: var(--font-size-base);
    color: rgba(217, 168, 50, 0.7);
    font-weight: 400;
}

.file-input-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* File Selection Display */
.file-selected-display {
    background: linear-gradient(135deg, 
        rgba(40, 167, 69, 0.1), 
        rgba(40, 167, 69, 0.05));
    border: 1px solid rgba(40, 167, 69, 0.3);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-lg) var(--spacing-xl);
    margin: var(--spacing-lg) 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    color: #28a745;
    font-weight: 500;
}

.file-selected-display .bi {
    font-size: 1.5rem;
    color: #28a745;
}

/* === ENHANCED FORM FIELD STYLING === */
.form-field-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
    margin: var(--spacing-xl) 0;
}

.form-field-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.form-field-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

.form-field {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.form-field label {
    font-weight: 600;
    color: var(--text-primary);
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-xs);
}

.form-field .form-control,
.form-field .form-select {
    background: linear-gradient(135deg, #1a1a1a, #212121);
    border: 1px solid rgba(217, 168, 50, 0.2);
    border-radius: var(--border-radius-md);
    color: var(--text-primary);
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: var(--font-size-base);
    transition: all var(--transition-base);
    min-height: 48px;
}

.form-field .form-control:focus,
.form-field .form-select:focus {
    border-color: var(--primary-gold);
    box-shadow: 0 0 0 3px rgba(217, 168, 50, 0.15);
    background: linear-gradient(135deg, #222, #2a2a2a);
    outline: none;
}

.form-field .form-control:hover,
.form-field .form-select:hover {
    border-color: rgba(217, 168, 50, 0.4);
    background: linear-gradient(135deg, #1e1e1e, #252525);
}

/* Enhanced Input Groups */
.input-group-enhanced {
    display: flex;
    align-items: stretch;
    border-radius: var(--border-radius-md);
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.input-group-enhanced .form-control {
    border-radius: 0;
    border-right: none;
    flex: 1;
}

.input-group-enhanced .input-group-text,
.input-group-enhanced .btn {
    border-radius: 0;
    border-left: none;
    background: linear-gradient(135deg, 
        rgba(217, 168, 50, 0.1), 
        rgba(217, 168, 50, 0.2));
    border-color: rgba(217, 168, 50, 0.3);
    color: var(--primary-gold);
    font-weight: 600;
    transition: all var(--transition-base);
}

.input-group-enhanced .btn:hover {
    background: linear-gradient(135deg, 
        rgba(217, 168, 50, 0.2), 
        rgba(217, 168, 50, 0.3));
    transform: translateY(-1px);
}

/* === SELECTABLE LISTS ENHANCEMENT === */
.selectable-list {
    background: linear-gradient(135deg, #1a1a1a, #1f1f1f);
    border: 1px solid rgba(217, 168, 50, 0.15);
    border-radius: var(--border-radius-lg);
    max-height: 300px;
    overflow-y: auto;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
    margin: var(--spacing-md) 0;
}

.selectable-list:empty::after {
    content: 'No items found...';
    display: block;
    padding: var(--spacing-xl);
    text-align: center;
    color: rgba(217, 168, 50, 0.5);
    font-style: italic;
}

.selectable-item {
    display: block;
    width: 100%;
    padding: var(--spacing-lg) var(--spacing-xl);
    border: none;
    background: transparent;
    color: var(--text-primary);
    text-align: left;
    font-size: var(--font-size-base);
    font-weight: 500;
    border-bottom: 1px solid rgba(217, 168, 50, 0.1);
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.selectable-item:last-child {
    border-bottom: none;
}

.selectable-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 0;
    background: var(--primary-gold);
    transition: width var(--transition-base);
}

.selectable-item:hover,
.selectable-item:focus {
    background: linear-gradient(135deg, 
        rgba(217, 168, 50, 0.05), 
        rgba(217, 168, 50, 0.1));
    color: var(--primary-gold);
    transform: translateX(4px);
    box-shadow: inset 0 0 20px rgba(217, 168, 50, 0.1);
}

.selectable-item:hover::before,
.selectable-item:focus::before {
    width: 3px;
}

.selectable-item.selected {
    background: linear-gradient(135deg, 
        rgba(217, 168, 50, 0.15), 
        rgba(217, 168, 50, 0.25));
    color: #121212;
    font-weight: 700;
    transform: translateX(4px);
    box-shadow: inset 0 0 20px rgba(217, 168, 50, 0.2);
}

.selectable-item.selected::before {
    width: 4px;
    background: #121212;
}

/* === IMAGE UPLOAD AND PREVIEW === */
.image-upload-section {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.image-preview-container {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, #1a1a1a, #212121);
    border: 1px solid rgba(217, 168, 50, 0.15);
    border-radius: var(--border-radius-lg);
    position: relative;
    overflow: hidden;
}

.image-preview {
    max-width: 100%;
    max-height: 200px;
    object-fit: cover;
    border-radius: var(--border-radius-md);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
    transition: transform var(--transition-base);
}

.image-preview:hover {
    transform: scale(1.02);
}

/* === SONG MANAGEMENT GRID === */
.song-management-container {
    background: linear-gradient(135deg, #1a1a1a, #1e1e1e);
    border: 1px solid rgba(217, 168, 50, 0.15);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    margin: var(--spacing-lg) 0;
    position: relative;
    overflow: hidden;
}

.song-management-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, 
        transparent 0%, 
        var(--primary-gold) 50%, 
        transparent 100%);
}

.song-management-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.song-field-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.song-actions {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(217, 168, 50, 0.1);
}

/* Action Sections */
.action-section {
    margin: var(--spacing-xxl) 0;
    padding: var(--spacing-xxl) 0;
    border-top: 1px solid rgba(217, 168, 50, 0.15);
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

/* Status Messages */
.status-message {
    margin: var(--spacing-lg) 0;
    padding: var(--spacing-lg) var(--spacing-xl);
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    font-weight: 500;
    font-size: var(--font-size-base);
}

.status-message.success {
    background: linear-gradient(135deg, 
        rgba(40, 167, 69, 0.15), 
        rgba(40, 167, 69, 0.1));
    color: #28a745;
    border: 1px solid rgba(40, 167, 69, 0.3);
}

.status-message.error {
    background: linear-gradient(135deg, 
        rgba(220, 53, 69, 0.15), 
        rgba(220, 53, 69, 0.1));
    color: #dc3545;
    border: 1px solid rgba(220, 53, 69, 0.3);
}

.status-message.warning {
    background: linear-gradient(135deg, 
        rgba(255, 193, 7, 0.15), 
        rgba(255, 193, 7, 0.1));
    color: #ffc107;
    border: 1px solid rgba(255, 193, 7, 0.3);
}

.status-message.info {
    background: linear-gradient(135deg, 
        rgba(217, 168, 50, 0.15), 
        rgba(217, 168, 50, 0.1));
    color: var(--primary-gold);
    border: 1px solid rgba(217, 168, 50, 0.3);
}

/* Feature Lists */
.feature-list {
    list-style: none;
    padding: 0;
    margin: var(--spacing-lg) 0;
}

.feature-list li {
    padding: var(--spacing-sm) 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    color: var(--text-primary);
    font-size: var(--font-size-base);
    line-height: 1.5;
}

.feature-list li::before {
    content: '?';
    color: var(--primary-gold);
    font-weight: 700;
    font-size: var(--font-size-lg);
    background: linear-gradient(135deg, 
        rgba(217, 168, 50, 0.2), 
        rgba(217, 168, 50, 0.1));
    border-radius: 50%;
    width: 1.75rem;
    height: 1.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

/* Status Grid for System Info */
.status-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin: var(--spacing-lg) 0;
}

.status-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, 
        rgba(217, 168, 50, 0.05), 
        rgba(217, 168, 50, 0.02));
    border-radius: var(--border-radius-md);
    border: 1px solid rgba(217, 168, 50, 0.15);
    transition: all var(--transition-base);
}

.status-item:hover {
    border-color: rgba(217, 168, 50, 0.3);
    background: linear-gradient(135deg, 
        rgba(217, 168, 50, 0.08), 
        rgba(217, 168, 50, 0.04));
}

.status-label {
    font-weight: 500;
    color: var(--text-primary);
    font-size: var(--font-size-base);
}

.status-value {
    font-weight: 600;
    color: var(--primary-gold);
    font-size: var(--font-size-base);
}

.status-value.connected {
    color: #28a745;
}

.status-value.disconnected {
    color: #dc3545;
}

/* Enhanced Button Styling for Panels */
.panel-btn,
.admin-card .btn,
.studio-card .btn,
.artist-card .btn {
    background: linear-gradient(135deg, 
        rgba(217, 168, 50, 0.9), 
        var(--primary-gold));
    color: #121212;
    border: none;
    border-radius: var(--border-radius-md);
    padding: var(--spacing-lg) var(--spacing-xxl);
    font-weight: 700;
    font-size: var(--font-size-base);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    box-shadow: 0 8px 24px rgba(217, 168, 50, 0.3);
    transition: all var(--transition-base);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.panel-btn::before,
.admin-card .btn::before,
.studio-card .btn::before,
.artist-card .btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(255, 255, 255, 0.2), 
        transparent);
    transition: left var(--transition-slow);
}

.panel-btn:hover::before,
.admin-card .btn:hover::before,
.studio-card .btn:hover::before,
.artist-card .btn:hover::before {
    left: 100%;
}

.panel-btn:hover,
.admin-card .btn:hover,
.studio-card .btn:hover,
.artist-card .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 36px rgba(217, 168, 50, 0.4);
    background: linear-gradient(135deg, 
        var(--primary-gold), 
        #e8b54a);
}

.panel-btn:active,
.admin-card .btn:active,
.studio-card .btn:active,
.artist-card .btn:active {
    transform: translateY(0);
    box-shadow: 0 6px 20px rgba(217, 168, 50, 0.3);
}

.panel-btn:disabled,
.admin-card .btn:disabled,
.studio-card .btn:disabled,
.artist-card .btn:disabled {
    opacity: 0.6;
    transform: none;
    box-shadow: none;
    cursor: not-allowed;
    background: #555;
    color: #999;
}

/* Button Groups */
.btn-group-enhanced {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    margin: var(--spacing-lg) 0;
}

.btn-group-enhanced .btn {
    flex: 1;
    min-width: 120px;
}

/* === PROGRESS AND LOADING STATES === */
.loading-container {
    text-align: center;
    padding: var(--spacing-3xl);
    background: linear-gradient(135deg, #1a1a1a, #212121);
    border: 1px solid rgba(217, 168, 50, 0.15);
    border-radius: var(--border-radius-lg);
    margin: var(--spacing-xl) 0;
}

.loading-icon {
    font-size: 3rem;
    color: var(--primary-gold);
    margin-bottom: var(--spacing-lg);
    animation: pulse 2s ease-in-out infinite;
}

.loading-text {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.loading-subtext {
    font-size: var(--font-size-base);
    color: rgba(217, 168, 50, 0.7);
}

@keyframes pulse {
    0%, 100% { opacity: 0.8; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.05); }
}

/* === ARTIST DROPDOWN ENHANCEMENTS === */
.artist-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, #1a1a1a, #1f1f1f);
    border: 1px solid rgba(217, 168, 50, 0.3);
    border-radius: var(--border-radius-md);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    z-index: 1000;
    max-height: 200px;
    overflow-y: auto;
    margin-top: 2px;
}

.artist-dropdown.show {
    display: block;
}

.artist-dropdown-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-lg);
    border: none;
    background: transparent;
    color: var(--text-primary);
    text-align: left;
    width: 100%;
    cursor: pointer;
    transition: all var(--transition-base);
    border-bottom: 1px solid rgba(217, 168, 50, 0.1);
}

.artist-dropdown-item:last-child {
    border-bottom: none;
}

.artist-dropdown-item:hover,
.artist-dropdown-item.active {
    background: linear-gradient(135deg, 
        rgba(217, 168, 50, 0.1), 
        rgba(217, 168, 50, 0.15));
    color: var(--primary-gold);
}

.artist-info {
    flex: 1;
}

.artist-name {
    font-weight: 600;
    color: inherit;
}

.artist-genre {
    font-size: var(--font-size-sm);
    color: rgba(217, 168, 50, 0.7);
}

/* === RESPONSIVE DESIGN === */

/* Mobile First - Base styles are for mobile */
@media (min-width: 768px) {
    .panel-layout {
        flex-direction: row;
        gap: var(--content-gap-tablet);
        padding: var(--spacing-lg);
    }
    
    .panel-nav-sidebar {
        flex: 0 0 300px;
        order: 0;
    }
    
    .panel-main-content {
        order: 1;
        min-height: calc(100vh - 200px);
    }
    
    .panel-header-content {
        justify-content: flex-start;
        text-align: left;
    }
    
    .panel-header-text {
        text-align: left;
    }
    
    .admin-content-grid,
    .studio-content-grid,
    .artist-content-grid,
    .panel-content-grid {
        grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    }
    
    .form-field-grid {
        grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    }
}

@media (min-width: 1024px) {
    .panel-layout {
        gap: var(--content-gap-desktop);
        padding: var(--spacing-xl);
    }
    
    .panel-nav-sidebar {
        flex: 0 0 320px;
    }
    
    .panel-content {
        padding: var(--spacing-3xl);
    }
    
    .admin-content-grid,
    .studio-content-grid,
    .artist-content-grid,
    .panel-content-grid {
        grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    }
    
    .form-field-grid {
        grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    }
    
    .song-management-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Mobile specific adjustments */
@media (max-width: 767px) {
    .panel-layout {
        padding: var(--spacing-sm);
        gap: var(--spacing-lg);
    }
    
    .panel-header {
        padding: var(--spacing-xl);
        margin-bottom: var(--spacing-md);
    }
    
    .panel-header-content {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-lg);
    }
    
    .panel-header-text {
        text-align: center;
        width: 100%;
    }
    
    .panel-nav {
        padding: var(--spacing-lg);
    }
    
    .panel-nav .nav-link {
        padding: var(--spacing-lg);
        font-size: var(--font-size-lg);
        gap: var(--spacing-md);
        min-height: 52px; /* Better touch target */
    }
    
    .panel-nav .bi2 {
        font-size: 1.25rem;
    }
    
    .panel-content {
        padding: var(--spacing-lg);
    }
    
    .admin-card,
    .studio-card,
    .artist-card,
    .panel-card,
    .form-section,
    .upload-section,
    .metadata-section {
        padding: var(--spacing-xl);
        margin-bottom: var(--spacing-lg);
    }
    
    .admin-card-header h3,
    .studio-card-header h3,
    .artist-card-header h3,
    .panel-card-header h3 {
        font-size: var(--font-size-lg);
        gap: var(--spacing-sm);
        flex-wrap: wrap;
    }
    
    .admin-page-header,
    .studio-page-header,
    .artist-page-header,
    .panel-page-header {
        padding: var(--spacing-xl);
        margin-bottom: var(--spacing-lg);
    }
    
    .admin-page-title,
    .studio-page-title,
    .artist-page-title,
    .panel-page-title {
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-md);
        text-align: center;
    }
    
    .status-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .action-section {
        flex-direction: column;
        align-items: stretch;
        gap: var(--spacing-md);
    }
    
    .panel-btn,
    .admin-card .btn,
    .studio-card .btn,
    .artist-card .btn {
        width: 100%;
        padding: var(--spacing-lg);
        font-size: var(--font-size-base);
        min-height: 48px;
    }
    
    .admin-content-grid,
    .studio-content-grid,
    .artist-content-grid,
    .panel-content-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .form-field-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .form-field-row {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .song-management-grid {
        grid-template-columns: 1fr;
    }
    
    .upload-zone {
        padding: var(--spacing-xxl);
        min-height: 150px;
    }
    
    .btn-group-enhanced {
        flex-direction: column;
    }
}

/* Extra small devices */
@media (max-width: 480px) {
    .panel-layout {
        padding: var(--spacing-xs);
        gap: var(--spacing-md);
    }
    
    .panel-header {
        padding: var(--spacing-lg);
    }
    
    .panel-content {
        padding: var(--spacing-md);
    }
    
    .admin-card,
    .studio-card,
    .artist-card,
    .panel-card,
    .form-section,
    .upload-section,
    .metadata-section {
        padding: var(--spacing-lg);
        margin-bottom: var(--spacing-md);
    }
    
    .admin-page-header,
    .studio-page-header,
    .artist-page-header,
    .panel-page-header {
        padding: var(--spacing-lg);
    }
    
    .upload-zone {
        padding: var(--spacing-lg);
        min-height: 120px;
    }
    
    .upload-zone-icon {
        font-size: 3rem;
    }
}

/* === ACCESSIBILITY IMPROVEMENTS === */

/* Focus improvements */
.panel-nav .nav-link:focus-visible,
.panel-btn:focus-visible,
.admin-card .btn:focus-visible,
.studio-card .btn:focus-visible,
.artist-card .btn:focus-visible,
.selectable-item:focus-visible,
.upload-zone:focus-visible {
    outline: 3px solid var(--primary-gold);
    outline-offset: 2px;
}

.form-field .form-control:focus-visible,
.form-field .form-select:focus-visible {
    outline: 2px solid var(--primary-gold);
    outline-offset: 1px;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .admin-card:hover,
    .studio-card:hover,
    .artist-card:hover,
    .panel-card:hover,
    .upload-zone:hover,
    .selectable-item:hover {
        transform: none;
    }
    
    .panel-nav .nav-link:hover,
    .panel-nav .nav-link:focus {
        transform: none;
    }
    
    .panel-btn:hover,
    .admin-card .btn:hover,
    .studio-card .btn:hover,
    .artist-card .btn:hover {
        transform: none;
    }
    
    .panel-header-icon:hover {
        transform: none;
    }
    
    .panel-nav .nav-link:hover .bi2,
    .panel-nav .nav-link:focus .bi2 {
        transform: none;
    }
    
    .upload-zone-icon,
    .image-preview {
        transform: none !important;
    }
    
    .panel-btn::before,
    .admin-card .btn::before,
    .studio-card .btn::before,
    .artist-card .btn::before {
        display: none;
    }
    
    .loading-icon {
        animation: none;
    }
}

/* High contrast mode */
@media (prefers-contrast: high) {
    .panel-layout {
        background: #000;
    }
    
    .panel-header,
    .panel-nav-sidebar,
    .panel-main-content,
    .admin-card,
    .studio-card,
    .artist-card,
    .panel-card,
    .form-section,
    .upload-section,
    .metadata-section {
        border: 2px solid var(--primary-gold);
        background: #111;
    }
    
    .panel-nav .nav-link,
    .selectable-item,
    .form-field .form-control,
    .form-field .form-select {
        border: 1px solid transparent;
    }
    
    .panel-nav .nav-link:hover,
    .panel-nav .nav-link:focus,
    .panel-nav .nav-link.active,
    .selectable-item:hover,
    .selectable-item:focus,
    .selectable-item.selected {
        border-color: var(--primary-gold);
    }
}

/* Touch optimization */
@media (hover: none) and (pointer: coarse) {
    .panel-nav .nav-link {
        min-height: 52px;
        padding: var(--spacing-lg);
    }
    
    .panel-btn,
    .admin-card .btn,
    .studio-card .btn,
    .artist-card .btn,
    .selectable-item {
        min-height: 52px;
        min-width: 52px;
    }
    
    .form-field .form-control,
    .form-field .form-select {
        min-height: 52px;
        font-size: 16px; /* Prevents zoom on iOS */
    }
}

/* Print styles */
@media print {
    .panel-layout {
        background: #fff !important;
        color: #000 !important;
    }
    
    .panel-nav-sidebar {
        display: none;
    }
    
    .panel-main-content {
        margin: 0;
        box-shadow: none;
        border: 1px solid #000;
    }
    
    * {
        color: #000 !important;
        background: #fff !important;
    }
}