* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: 'Poppins', sans-serif;
            background-color: #111827;
            color: #F9FAFB;
            overflow: hidden;
            height: 100vh;
            background-image: radial-gradient(circle at 10% 20%, rgba(30, 41, 59, 0.8) 0%, rgba(17, 24, 39, 0.9) 90%);
        }
        
        .teleprompter-container {
            background: linear-gradient(135deg, #1a2238 0%, #111827 100%);
            border: 1px solid rgba(99, 102, 241, 0.2);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
            position: relative;
            overflow: hidden;
        }
        
        .glass-panel {
            background: rgba(30, 41, 59, 0.7);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(99, 102, 241, 0.15);
        }
        
        .control-btn {
            transition: all 0.2s ease;
            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
        }
        
        .control-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 8px rgba(0, 0, 0, 0.15);
        }
        
        .control-btn:active {
            transform: translateY(1px);
        }
        
        .mirror-mode {
            transform: scaleX(-1);
        }
        
        .progress-highlight {
            background: rgba(99, 102, 241, 0.15);
            border-left: 3px solid #6366F1;
        }
        
        #teleprompterText {
            transition: transform 0.1s linear;
        }
        
        .karaoke-line {
            transition: all 0.2s ease;
        }
        
        .karaoke-active {
            color: #10B981;
            font-weight: 600;
            text-shadow: 0 0 10px rgba(16, 185, 129, 0.5);
        }
        
        .settings-panel {
            transition: transform 0.3s cubic-bezier(0.68, -0.55, 0.27, 1.55);
        }
        
        .gradient-border {
            position: relative;
            z-index: 1;
        }
        
        .gradient-border::before {
            content: '';
            position: absolute;
            top: -2px;
            left: -2px;
            right: -2px;
            bottom: -2px;
            background: linear-gradient(45deg, #6366F1, #10B981, #8B5CF6);
            z-index: -1;
            border-radius: inherit;
        }
        
        .gradient-border::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: inherit;
            border-radius: inherit;
            z-index: -1;
        }
        
        @media (max-width: 768px) {
            .mobile-controls {
                position: fixed;
                bottom: 0;
                left: 0;
                right: 0;
                z-index: 100;
            }
            
            #teleprompterText {
                font-size: 32px !important;
            }
        }
        
        .progress-bar {
            position: absolute;
            bottom: 0;
            left: 0;
            height: 4px;
            background: linear-gradient(90deg, #6366F1, #10B981);
            border-radius: 0 2px 2px 0;
            transition: width 0.1s linear;
        }
        
        .pulse {
            animation: pulse 1.5s infinite;
        }
        
        @keyframes pulse {
            0% { transform: scale(1); }
            50% { transform: scale(1.05); }
            100% { transform: scale(1); }
        }
        
        .fade-in {
            animation: fadeIn 0.5s ease-in;
        }
        
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(10px); }
            to { opacity: 1; transform: translateY(0); }
        }
        
        .scroll-indicator {
            position: absolute;
            bottom: 20px;
            left: 50%;
            transform: translateX(-50%);
            display: flex;
            flex-direction: column;
            align-items: center;
            color: #6366F1;
            opacity: 0.8;
            animation: bounce 1.5s infinite;
        }
        
        @keyframes bounce {
            0%, 100% { transform: translateY(0) translateX(-50%); }
            50% { transform: translateY(-10px) translateX(-50%); }
        }
        
        .status-indicator {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            display: inline-block;
            margin-right: 8px;
        }
        
        .status-paused {
            background-color: #EF4444;
        }
        
        .status-playing {
            background-color: #10B981;
        }