/* Metadata CSS */
        :root {
            --primary: #7c3aed;
            --secondary: #06b6d4;
            --accent: #f97316;
            --success: #10b981;
            --warning: #f59e0b;
            --danger: #ef4444;
            --dark-primary: #0f0f23;
            --dark-secondary: #1a1a2e;
            --dark-accent: #16213e;
            --text-light: #ffffff;
            --text-muted: #9ca3af;
            --gradient-main: linear-gradient(135deg, var(--primary), var(--secondary));
            --gradient-dark: linear-gradient(135deg, var(--dark-primary), var(--dark-secondary));
            --glass-bg: rgba(255, 255, 255, 0.1);
            --glass-border: rgba(255, 255, 255, 0.2);
        }

        body {
            background: var(--gradient-dark);
            color: var(--text-light);
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
            min-height: 100vh;
        }

        .editor-container {
            padding-top: 100px;
            padding-bottom: 50px;
        }

        .editor-header {
            background: var(--gradient-main);
            padding: 30px;
            border-radius: 15px;
            margin-bottom: 30px;
            border: 1px solid var(--glass-border);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
        }

        .editor-panel {
            background: rgba(26, 26, 46, 0.8);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(124, 58, 237, 0.2);
            border-radius: 15px;
            padding: 25px;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
            transition: all 0.3s ease;
            margin-bottom: 20px;
        }

        .editor-panel:hover {
            border-color: rgba(124, 58, 237, 0.4);
            box-shadow: 0 12px 40px rgba(124, 58, 237, 0.1);
        }

        .editor-panel h5 {
            color: var(--primary);
            font-weight: 600;
            margin-bottom: 20px;
            display: flex;
            align-items: center;
        }

        .control-btn {
            background: var(--gradient-main);
            border: none;
            padding: 10px 20px;
            border-radius: 8px;
            color: white;
            font-weight: 500;
            transition: all 0.3s ease;
            cursor: pointer;
            display: flex;
            align-items: center;
        }

        .control-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(124, 58, 237, 0.4);
        }

        .control-btn:disabled {
            opacity: 0.5;
            cursor: not-allowed;
            transform: none;
        }

        .control-btn.success {
            background: linear-gradient(135deg, var(--success), var(--secondary));
        }

        .control-btn.warning {
            background: linear-gradient(135deg, var(--warning), var(--accent));
        }

        .control-btn.danger {
            background: linear-gradient(135deg, var(--danger), var(--warning));
        }

        .file-drop-zone {
            border: 2px dashed rgba(124, 58, 237, 0.5);
            border-radius: 15px;
            padding: 40px;
            text-align: center;
            transition: all 0.3s ease;
            background: rgba(0, 0, 0, 0.2);
            cursor: pointer;
        }

        .file-drop-zone:hover, .file-drop-zone.dragover {
            border-color: var(--primary);
            background: rgba(124, 58, 237, 0.1);
            transform: translateY(-2px);
        }

        .album-art-container {
            background: rgba(0, 0, 0, 0.3);
            border-radius: 15px;
            padding: 20px;
            text-align: center;
            border: 2px solid rgba(124, 58, 237, 0.2);
            transition: all 0.3s ease;
        }

        .album-art-preview {
            max-width: 250px;
            max-height: 250px;
            border-radius: 10px;
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
            margin: 0 auto;
        }

        .metadata-form {
            background: rgba(0, 0, 0, 0.2);
            border-radius: 10px;
            padding: 20px;
            border: 1px solid rgba(124, 58, 237, 0.1);
        }

        .form-group {
            margin-bottom: 20px;
        }

        .form-label {
            color: var(--text-light);
            font-weight: 500;
            margin-bottom: 8px;
            display: flex;
            align-items: center;
        }

        .form-control {
            background: rgba(26, 26, 46, 0.8);
            border: 1px solid rgba(124, 58, 237, 0.3);
            color: white;
            border-radius: 8px;
            padding: 10px 15px;
            transition: all 0.3s ease;
        }

        .form-control:focus {
            background: rgba(26, 26, 46, 0.9);
            border-color: var(--primary);
            color: white;
            box-shadow: 0 0 0 0.2rem rgba(124, 58, 237, 0.25);
        }

        .form-select {
            background: rgba(26, 26, 46, 0.8);
            border: 1px solid rgba(124, 58, 237, 0.3);
            color: white;
            border-radius: 8px;
        }

        .form-select:focus {
            background: rgba(26, 26, 46, 0.9);
            border-color: var(--primary);
            color: white;
            box-shadow: 0 0 0 0.2rem rgba(124, 58, 237, 0.25);
        }

        .metadata-preview {
            background: rgba(0, 0, 0, 0.3);
            border-radius: 10px;
            padding: 20px;
            border: 1px solid rgba(6, 182, 212, 0.3);
        }

        .metadata-item {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 8px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

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

        .metadata-label {
            color: var(--text-muted);
            font-size: 0.9rem;
            font-weight: 500;
        }

        .metadata-value {
            color: var(--text-light);
            font-weight: 600;
            font-family: 'Courier New', monospace;
            text-align: right;
            max-width: 200px;
            word-break: break-word;
        }

        .section-divider {
            text-align: center;
            position: relative;
            margin: 40px 0 30px;
        }

        .section-title {
            background: var(--gradient-main);
            color: white;
            padding: 15px 30px;
            border-radius: 25px;
            font-size: 1.2rem;
            font-weight: 600;
            display: inline-block;
            border: 2px solid rgba(255, 255, 255, 0.2);
            box-shadow: 0 8px 25px rgba(124, 58, 237, 0.3);
            position: relative;
        }

        .section-title::before {
            content: '';
            position: absolute;
            top: 50%;
            left: -200px;
            right: 100%;
            height: 2px;
            background: linear-gradient(to right, transparent, var(--primary));
            transform: translateY(-50%);
        }

        .section-title::after {
            content: '';
            position: absolute;
            top: 50%;
            right: -200px;
            left: 100%;
            height: 2px;
            background: linear-gradient(to left, transparent, var(--primary));
            transform: translateY(-50%);
        }

        .progress-container {
            background: rgba(0, 0, 0, 0.3);
            border-radius: 10px;
            padding: 15px;
            margin: 20px 0;
            border: 1px solid rgba(124, 58, 237, 0.2);
        }

        .progress {
            height: 8px;
            border-radius: 4px;
            background: rgba(0, 0, 0, 0.3);
        }

        .progress-bar {
            background: var(--gradient-main);
            border-radius: 4px;
            transition: width 0.3s ease;
        }

        .tag-input-group {
            display: flex;
            gap: 10px;
            margin-bottom: 10px;
        }

        .tag-pill {
            background: rgba(124, 58, 237, 0.2);
            border: 1px solid rgba(124, 58, 237, 0.4);
            color: white;
            padding: 5px 12px;
            border-radius: 20px;
            font-size: 0.85rem;
            display: inline-flex;
            align-items: center;
            margin: 2px;
        }

        .tag-pill .remove-tag {
            margin-left: 8px;
            cursor: pointer;
            opacity: 0.7;
            transition: opacity 0.3s ease;
        }

        .tag-pill .remove-tag:hover {
            opacity: 1;
        }

        .file-info-panel {
            background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(124, 58, 237, 0.1));
            border: 2px solid rgba(16, 185, 129, 0.3);
        }

        .export-options {
            background: linear-gradient(135deg, rgba(249, 115, 22, 0.1), rgba(124, 58, 237, 0.1));
            border: 2px solid rgba(249, 115, 22, 0.3);
        }

        /* Responsive improvements */
        @media (max-width: 768px) {
            .editor-container {
                padding-top: 80px;
            }
            
            .editor-header {
                padding: 20px;
                margin-bottom: 20px;
            }
            
            .editor-panel {
                padding: 20px;
            }
            
            .section-title::before,
            .section-title::after {
                display: none;
            }

            .section-title {
                font-size: 1rem;
                padding: 12px 20px;
            }

            .album-art-preview {
                max-width: 200px;
                max-height: 200px;
            }
        }

        /* About Section Styles */
        .about-stat {
            display: flex;
            align-items: center;
            gap: 15px;
            margin-bottom: 20px;
            padding: 15px;
            background: rgba(255, 255, 255, 0.02);
            border-radius: 10px;
            border: 1px solid rgba(255, 255, 255, 0.05);
        }

        .stat-icon {
            width: 50px;
            height: 50px;
            background: var(--gradient-primary);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            color: white;
            flex-shrink: 0;
        }

        .stat-info h6 {
            color: white;
            margin-bottom: 5px;
            font-weight: 600;
        }

        .stat-info p {
            color: rgba(255, 255, 255, 0.7);
            margin: 0;
            font-size: 0.9rem;
        }

        /* Feature Card Styles */
        .feature-card {
            height: 100%;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }

        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: var(--gradient-primary);
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .feature-card:hover::before {
            opacity: 1;
        }

        .feature-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
        }

        .feature-icon {
            text-align: center;
            margin-bottom: 20px;
        }

        .feature-icon i {
            padding: 20px;
            background: rgba(255, 255, 255, 0.05);
            border-radius: 20px;
            margin-bottom: 15px;
        }

        .feature-card h5 {
            color: white;
            font-weight: 600;
            margin-bottom: 15px;
            text-align: center;
        }

        .feature-list {
            list-style: none;
            padding: 0;
            margin-top: 20px;
        }

        .feature-list li {
            padding: 5px 0;
            color: rgba(255, 255, 255, 0.8);
            font-size: 0.9rem;
        }

        /* FAQ Styles */
        .accordion-item {
            background: rgba(255, 255, 255, 0.02);
            border: 1px solid rgba(124, 58, 237, 0.2);
            border-radius: 12px !important;
            margin-bottom: 10px;
            overflow: hidden;
        }

        .accordion-button {
            background: transparent;
            color: white;
            font-weight: 600;
            padding: 20px;
            border: none;
            box-shadow: none;
        }

        .accordion-button:not(.collapsed) {
            background: rgba(124, 58, 237, 0.1);
            color: white;
            box-shadow: none;
        }

        .accordion-button::after {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23ffffff'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
        }

        .accordion-button:focus {
            box-shadow: 0 0 0 0.25rem rgba(124, 58, 237, 0.25);
        }

        .accordion-body {
            background: rgba(0, 0, 0, 0.2);
            color: rgba(255, 255, 255, 0.9);
            padding: 20px;
            line-height: 1.6;
        }

        .accordion-body strong {
            color: #06b6d4;
        }

        .accordion-body code {
            background: rgba(255, 255, 255, 0.1);
            color: #f59e0b;
            padding: 2px 6px;
            border-radius: 4px;
            font-size: 0.9rem;
        }

        /* Breadcrumb Navigation Styles */
        .breadcrumb-nav {
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 15px;
            padding: 20px 25px;
            margin-bottom: 30px;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
        }

        .breadcrumb {
            background: transparent;
            margin: 0;
            padding: 0;
            font-weight: 500;
        }

        .breadcrumb-item {
            color: rgba(255, 255, 255, 0.8);
            font-size: 0.95rem;
            transition: all 0.3s ease;
        }

        .breadcrumb-item + .breadcrumb-item::before {
            content: ">";
            color: rgba(255, 255, 255, 0.5);
            font-weight: 600;
            margin: 0 12px;
        }

        .breadcrumb-item a {
            color: rgba(255, 255, 255, 0.8);
            text-decoration: none;
            transition: all 0.3s ease;
        }

        .breadcrumb-item a:hover {
            color: var(--primary);
            transform: translateY(-1px);
            text-shadow: 0 0 10px rgba(124, 58, 237, 0.5);
        }

        .breadcrumb-item.active {
            color: white;
            font-weight: 600;
            text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
        }