/* Modern Dark Theme */
        :root {
            --bg-primary: #121212;
            --bg-secondary: #1e1e1e;
            --bg-tertiary: #252525;
            --text-primary: #ffffff;
            --text-secondary: #b3b3b3;
            --accent-color: #8c52ff;
            --accent-hover: #9d6cff;
            --danger-color: #ff5252;
            --success-color: #4CAF50;
            --border-radius: 8px;
            --transition: all 0.3s ease;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', sans-serif;
        }

        body {
            background-color: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.6;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        header {
            background-color: var(--bg-secondary);
            padding: 2rem 1.5rem;
            text-align: center;
            box-shadow: var(--shadow);
        }

        header h1 {
            font-size: 2.5rem;
            font-weight: 700;
            letter-spacing: -0.5px;
            margin-bottom: 0.5rem;
            background: linear-gradient(90deg, var(--accent-color), #bd34fe);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        header p {
            color: var(--text-secondary);
            font-size: 1.1rem;
        }

        main {
            flex: 1;
            max-width: 1200px;
            width: 100%;
            margin: 0 auto;
            padding: 2rem 1rem;
        }

        h2 {
            font-size: 1.8rem;
            margin-bottom: 1rem;
            font-weight: 600;
            color: var(--text-primary);
        }

        #podcast-list {
            margin-bottom: 3rem;
        }

        #audio-list {
            list-style: none;
        }

        .episode-card {
            background-color: var(--bg-secondary);
            border-radius: var(--border-radius);
            padding: 1.25rem;
            margin-bottom: 1rem;
            transition: var(--transition);
            border: 1px solid rgba(255, 255, 255, 0.05);
            cursor: pointer;
            position: relative;
            overflow: hidden;
        }

        .episode-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow);
            background-color: var(--bg-tertiary);
        }

        .episode-card h3 {
            font-size: 1.2rem;
            font-weight: 600;
            margin-bottom: 0.5rem;
            color: var(--text-primary);
        }

        .episode-description {
            color: var(--text-secondary);
            font-size: 0.95rem;
            margin-bottom: 1rem;
            line-height: 1.5;
        }

        .episode-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.85rem;
            color: var(--text-secondary);
        }

        .play-button {
            background-color: var(--accent-color);
            color: white;
            border: none;
            border-radius: 50px;
            padding: 0.5rem 1.25rem;
            font-size: 0.9rem;
            cursor: pointer;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            transition: var(--transition);
        }

        .play-button:hover {
            background-color: var(--accent-hover);
        }

        .play-button svg {
            width: 14px;
            height: 14px;
            fill: currentColor;
        }

        footer {
            background-color: var(--bg-secondary);
            padding: 1.5rem;
            text-align: center;
            color: var(--text-secondary);
            font-size: 0.9rem;
        }

        /* Modal Player Styles */
        .modal-overlay {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-color: rgba(0, 0, 0, 0.85);
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 1000;
            opacity: 0;
            visibility: hidden;
            transition: var(--transition);
        }

        .modal-overlay.active {
            opacity: 1;
            visibility: visible;
        }

        .modal-player {
            background-color: var(--bg-secondary);
            border-radius: var(--border-radius);
            width: 90%;
            max-width: 500px;
            padding: 2rem;
            box-shadow: var(--shadow);
            transform: translateY(20px);
            transition: var(--transition);
        }

        .modal-overlay.active .modal-player {
            transform: translateY(0);
        }

        .player-header {
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            margin-bottom: 1.5rem;
        }

        .player-title h3 {
            font-size: 1.5rem;
            margin-bottom: 0.5rem;
            font-weight: 600;
        }

        .player-title p {
            color: var(--text-secondary);
            font-size: 0.9rem;
        }

        .close-button {
            background: transparent;
            border: none;
            color: var(--text-secondary);
            cursor: pointer;
            font-size: 1.5rem;
            line-height: 1;
            transition: var(--transition);
        }

        .close-button:hover {
            color: var(--danger-color);
        }

        .player-controls {
            margin-top: 1.5rem;
        }

        .custom-audio-player {
            width: 100%;
        }

        .progress-container {
            height: 6px;
            background-color: rgba(255, 255, 255, 0.1);
            border-radius: 3px;
            margin-bottom: 1rem;
            cursor: pointer;
            position: relative;
            overflow: hidden;
        }

        .progress-bar {
            height: 100%;
            background: linear-gradient(90deg, var(--accent-color), #bd34fe);
            width: 0%;
            transition: width 0.1s;
            border-radius: 3px;
        }

        .time-display {
            display: flex;
            justify-content: space-between;
            font-size: 0.8rem;
            color: var(--text-secondary);
            margin-bottom: 1rem;
        }

        .control-buttons {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 1.5rem;
        }

        .control-button {
            background: transparent;
            border: none;
            color: var(--text-primary);
            cursor: pointer;
            transition: var(--transition);
        }

        .control-button:hover {
            color: var(--accent-color);
        }

        .play-pause-button {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background-color: var(--accent-color);
            display: flex;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
        }

        .play-pause-button:hover {
            background-color: var(--accent-hover);
            transform: scale(1.05);
        }

        .volume-control {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            margin-top: 1.5rem;
        }

        .volume-icon {
            color: var(--text-secondary);
        }

        .volume-slider {
            flex: 1;
            height: 4px;
            background-color: rgba(255, 255, 255, 0.1);
            border-radius: 2px;
            overflow: hidden;
            cursor: pointer;
        }

        .volume-level {
            height: 100%;
            background-color: var(--accent-color);
            width: 100%;
        }

        /* Hide native audio controls */
        #hidden-audio {
            display: none;
        }

        /* Responsive adjustments */
        @media (max-width: 768px) {
            header h1 {
                font-size: 2rem;
            }

            .modal-player {
                padding: 1.5rem;
            }

            .player-title h3 {
                font-size: 1.2rem;
            }

            .control-buttons {
                gap: 1rem;
            }

            .play-pause-button {
                width: 45px;
                height: 45px;
            }
        }