body {
    font-family: Arial, sans-serif;
    background-color: #2c2c2c;
    color: #f0f0f0;
    margin: 0;
    padding: 20px;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    min-height: 100vh;
}

.container {
    background-color: #3a3a3a;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
    width: 90%;
    max-width: 800px;
}

h1, h2 {
    color: #e0e0e0;
    text-align: center;
    margin-bottom: 20px;
}

.section {
    margin-bottom: 30px;
    padding: 15px;
    background-color: #4a4a4a;
    border-radius: 6px;
}

/* Connection Status */
.connection-status {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-bottom: 20px;
}

.status-light {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    border: 2px solid #555;
}

.status-light.green { background-color: #28a745; } /* Connected */
.status-light.red { background-color: #dc3545; }   /* Disconnected */
.status-light.amber { background-color: #ffc107; }  /* Auto Reconnect */

/* Dialog */
.dialog {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: #3a3a3a;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.5);
    z-index: 1000;
    text-align: center;
    border: 1px solid #666;

    /* These are the crucial lines for initial hiding and transition */
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

/* This is the class that makes it visible */
.dialog.show {
    opacity: 1;
    visibility: visible;
    pointer-events: all;
}

.dialog label {
    display: block;
    margin-bottom: 8px;
    font-weight: bold;
}

.dialog input {
    width: calc(100% - 20px);
    padding: 10px;
    margin-bottom: 15px;
    border: 1px solid #555;
    background-color: #2c2c2c;
    color: #f0f0f0;
    border-radius: 4px;
}

/* Buttons */
button {
    background-color: #007bff;
    color: white;
    padding: 10px 15px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
    margin: 5px;
    transition: background-color 0.2s ease;
    display: flex; /* For icons to be centered easily */
    align-items: center;
    justify-content: center;
    gap: 5px; /* Space between icon and text if any */
}

button:hover {
    background-color: #0056b3;
}

.dialog button {
    width: 120px;
}

.button-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 10px;
    justify-content: center;
}

.transition-button {
    background-color: #28a745; /* Green for transitions */
}
.transition-button:hover {
    background-color: #218838;
}

/* Audio Controls */
.audio-controls-grid {
    display: flex; /* Use flexbox for horizontal layout */
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap; /* Allow wrapping for smaller screens */
}

.audio-source {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
    padding: 10px;
    border: 1px solid #555;
    border-radius: 5px;
    background-color: #3a3a3a;
}

.volume-slider {
    /* This style will attempt to make it vertical, but cross-browser support varies */
    -webkit-appearance: slider-vertical; /* For Chrome, Safari, Edge */
    writing-mode: bt-lr; /* For Firefox */
    height: 150px; /* Adjust height as needed */
    width: 15px; /* Adjust width as needed */
    background: #555;
    border-radius: 5px;
    outline: none;
    transition: opacity .2s;
    margin-bottom: 10px;
}

.volume-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 25px;
    height: 25px;
    border-radius: 50%;
    background: #007bff;
    cursor: pointer;
}

.volume-slider::-moz-range-thumb {
    width: 25px;
    height: 25px;
    border-radius: 50%;
    background: #007bff;
    cursor: pointer;
}

/* Mute Toggle Button - Now with SVG */
.mute-toggle-button {
    width: 60px; /* Make it square or adjust as needed for icon */
    height: 60px;
    padding: 0; /* Remove padding as content is an SVG */
    background-color: #555; /* Default background */
    border: 2px solid #666;
}

.mute-toggle-button:hover {
    background-color: #777;
}

.mute-toggle-button svg {
    width: 30px; /* Size of the SVG icon */
    height: 30px;
    transition: fill 0.2s ease, transform 0.1s ease;
}

/* Muted State Styles */
.mute-toggle-button.muted {
    background-color: #dc3545; /* Red background when muted */
    border-color: #bb2d3b;
}

.mute-toggle-button.muted:hover {
    background-color: #bb2d3b;
}

/* SVG Fill Colors (active/unmuted vs muted) */
.mute-toggle-button svg path {
    fill: #28a745; /* Green for unmuted (default) */
    transition: fill 0.2s ease;
}

.mute-toggle-button.muted svg path {
    fill: white; /* White for muted icons, contrasts with red background */
}

/* Scene Thumbnails */
.scene-thumbnails-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
    justify-content: center;
}

.scene-thumbnail {
    background-color: #555;
    border: 2px solid #666;
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    padding-bottom: 10px; /* Space for text */
}

.scene-thumbnail:hover {
    border-color: #007bff;
    box-shadow: 0 0 15px rgba(0, 123, 255, 0.5);
    transform: translateY(-3px);
}

.scene-thumbnail.active {
    border-color: #28a745; /* Green border for the active (preview) scene */
    box-shadow: 0 0 15px rgba(40, 167, 69, 0.7);
}

.scene-thumbnail img {
    width: 100%;
    height: auto;
    display: block;
    border-bottom: 1px solid #666;
}

.scene-thumbnail span {
    display: block;
    padding-top: 8px;
    font-size: 1.1em;
    font-weight: bold;
    color: #e0e0e0;
}

.mute-groups-grid {
    display: flex; /* Use flexbox for layout */
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    margin-top: 20px;
}

.group-mute-toggle {
    width: 120px; /* Adjust size as needed */
    height: 100px; /* Adjust size as needed */
    padding: 0;
    flex-direction: column; /* Stack icon and text */
    background-color: #6c757d; /* Default gray for group buttons */
    border: 2px solid #555;
    font-size: 1.1em;
    font-weight: bold;
}

.group-mute-toggle:hover {
    background-color: #5a6268;
}

.group-mute-toggle svg {
    width: 40px; /* Larger icon for group buttons */
    height: 40px;
    margin-bottom: 5px; /* Space between icon and text */
    transition: fill 0.2s ease;
}

/* Muted state for group buttons */
.group-mute-toggle.muted {
    background-color: #dc3545; /* Red when group is muted */
    border-color: #bb2d3b;
}

.group-mute-toggle.muted:hover {
    background-color: #bb2d3b;
}

.group-mute-toggle svg path {
    fill: white; /* White icon fill (contrast with button color) */
    transition: fill 0.2s ease;
}

.group-mute-toggle.unmuted {
    background-color: #28a745;
}