/* Modern minimal UI overhaul */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Russo+One&display=swap');

:root {
    --bg-color: #fcfcfc; /* Clean neutral white */
    --text-color: #343a40; /* Dark slate gray */
    --primary-color: #5b6abf; /* Slate blue accent */
    --primary-hover: #4a69bc;
    --secondary-color: #677286; /* Gray for secondary elements */
    --secondary-hover: #5a6577;
    --border-color: #d7dce5; /* Light border */
    --input-bg: #fff;
    --input-border: #c7cfda;
    --fieldset-bg: #fff;
    --tab-bg: #dbe1eb; /* Darker gray for inactive tab */
    --tab-text: #566074; /* Darker text for inactive tab */
    --tab-hover-bg: #c5cedd; /* Hover for inactive tab */
    --tab-active-bg: #fff; /* Active tab background remains white */
    --tab-active-text: var(--text-color); /* Ensure active tab text is dark */
    --tab-active-border: #7e8ddc;
    --status-text-color: #69758a;
    --video-bg: #0f172a;
    --video-header-bg: rgba(15, 23, 42, 0.78);
    --video-header-text: #fff;
    --close-button-bg: rgba(220, 53, 69, 0.78);
    --close-button-hover: rgba(192, 40, 55, 0.94);
    --resizer-bg: rgba(91, 106, 191, 0.6);
    --resizer-hover: rgba(74, 86, 154, 0.8);
    --font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    --text-light: var(--secondary-color);
    --hover-bg: color-mix(in srgb, var(--tab-hover-bg) 78%, var(--bg-color));
    --bg-primary: var(--bg-color);
    --bg-secondary: var(--fieldset-bg);
    --bg-tertiary: var(--tab-bg);
    /* Semantic colors */
    --text-on-primary: #ffffff;
    --status-online: #229954; /* Professional muted green */
    --status-connecting: #ff9800;
    --status-offline: #9e9e9e;
    --status-busy: #f44336;
    --error-color: #d35b73;
    --success-color: #229954;
    --own-message-bg: rgba(91, 106, 191, 0.06);
    --accent-color: var(--primary-color);
    --accent-gradient-start: var(--primary-color);
    --accent-gradient-end: var(--tab-active-border);
    --accent-gradient: linear-gradient(135deg, var(--accent-gradient-start), var(--accent-gradient-end));
    --text-muted: var(--status-text-color);
    --warning-color: var(--status-connecting);
    --error-hover-color: color-mix(in srgb, var(--error-color) 85%, black 15%);
    --selection-color: color-mix(in srgb, var(--primary-color) 24%, transparent);
    --overlay-scrim: color-mix(in srgb, var(--video-bg) 68%, transparent);
    --accent-weak-bg: color-mix(in srgb, var(--accent-color) 14%, var(--bg-secondary));
    --success-weak-bg: color-mix(in srgb, var(--success-color) 15%, transparent);
    --warning-weak-bg: color-mix(in srgb, var(--warning-color) 16%, transparent);
    --error-weak-bg: color-mix(in srgb, var(--error-color) 16%, transparent);
    --code-bg: color-mix(in srgb, var(--bg-tertiary) 72%, transparent);
    --shell-bg:
        radial-gradient(circle at top left, color-mix(in srgb, var(--primary-color) 16%, transparent) 0%, transparent 42%),
        radial-gradient(circle at top right, color-mix(in srgb, var(--mention-self-color) 12%, transparent) 0%, transparent 36%),
        linear-gradient(180deg, color-mix(in srgb, var(--bg-color) 95%, var(--primary-color) 5%), var(--bg-color));
    --header-bg:
        linear-gradient(90deg, color-mix(in srgb, var(--fieldset-bg) 84%, var(--primary-color) 16%), color-mix(in srgb, var(--fieldset-bg) 88%, var(--mention-self-color) 12%));
    --sidebar-panel-bg:
        linear-gradient(180deg, color-mix(in srgb, var(--fieldset-bg) 94%, var(--primary-color) 6%), var(--fieldset-bg));
    --chat-panel-bg:
        linear-gradient(180deg, color-mix(in srgb, var(--fieldset-bg) 96%, var(--primary-color) 4%), color-mix(in srgb, var(--fieldset-bg) 90%, var(--mention-self-color) 10%));
    --messages-bg:
        radial-gradient(circle at top right, color-mix(in srgb, var(--primary-color) 10%, transparent) 0%, transparent 34%),
        radial-gradient(circle at bottom left, color-mix(in srgb, var(--mention-self-color) 8%, transparent) 0%, transparent 28%),
        linear-gradient(180deg, color-mix(in srgb, var(--bg-primary) 94%, var(--accent-color) 6%), var(--bg-primary));
    --own-message-bg: color-mix(in srgb, var(--primary-color) 12%, var(--bg-secondary));
    --own-message-gradient:
        linear-gradient(135deg, color-mix(in srgb, var(--primary-color) 20%, var(--bg-secondary)), color-mix(in srgb, var(--tab-active-border) 18%, var(--bg-secondary)));
    --own-message-border: color-mix(in srgb, var(--tab-active-border) 44%, var(--border-color));
    --own-message-shadow: 0 8px 24px color-mix(in srgb, var(--primary-color) 16%, transparent);
    /* Highlight & mention colors */
    --highlight-color: #ffeb3b;
    --mention-color: #4a569a;
    --mention-self-color: #e65100;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: var(--font-family);
}

/* Enforce sharp corners across the main client */
* { border-radius: 0 !important; }

/* Thin scrollbars globally */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: transparent;
}
::-webkit-scrollbar-thumb {
    background: var(--border-color);
}
::-webkit-scrollbar-thumb:hover {
    background: var(--input-border);
}

body {
    background: var(--shell-bg);
    color: var(--text-color);
    font-size: 15px;
    line-height: 1.5;
    padding: 5px; /* Reduced body padding */
}

h1 {
    font-family: 'Russo One', sans-serif;
    text-transform: uppercase;
    letter-spacing: 2px;
    text-align: center;
    color: var(--primary-color);
    margin-bottom: 5px;
    font-size: 2em;
}

.container {
    max-width: 100%;
    margin: 0 auto;
    border: 3px solid var(--border-color);
    background-color: var(--fieldset-bg);
    box-shadow: 0 1px 5px rgba(0,0,0,0.1);
}

.messages-top-loader {
    text-align: center;
    color: var(--text-muted);
    font-size: 12px;
    padding: 6px;
    cursor: pointer;
}

.new-messages-indicator {
    position: sticky;
    bottom: 8px;
    margin: 0 auto;
    width: max-content;
    padding: 6px 10px;
    cursor: pointer;
    color: var(--text-on-primary);
    background: var(--accent-gradient);
    box-shadow: 0 8px 24px color-mix(in srgb, var(--accent-color) 24%, transparent);
}

/* === Tabs === */
.tabs {
    display: flex;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 2px;
}

.tab-button {
    padding: 10px 15px;
    border: none;
    border-bottom: 3px solid transparent;
    background-color: var(--tab-bg);
    color: var(--tab-text); /* Apply inactive text color */
    cursor: pointer;
    font-size: 1em;
    font-weight: 500;
    margin-right: 5px;
    border-radius: 0;
    transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.tab-button:hover {
    background-color: var(--tab-hover-bg); /* Use variable for hover */
}

.tab-button.active {
    background-color: var(--tab-active-bg);
    border: 1px solid transparent;
    border-bottom-width: 3px;
    background-image: linear-gradient(var(--tab-active-bg), var(--tab-active-bg)), var(--accent-gradient);
    background-origin: border-box;
    background-clip: padding-box, border-box;
    color: var(--tab-active-text); /* Apply active text color */
    font-weight: 600;
}

.tab-content {
    display: none;
    padding: 15px;
    /* Remove top border, rely on tab style */
    border: 1px solid var(--border-color);
    border-top: none;
    background-color: var(--tab-active-bg);
    border-radius: 0;
    height: calc(100vh - 180px); /* Constrain to viewport minus header/tabs space */
    overflow-y: auto;
}

.tab-content.active {
    display: block;
}

.mute-button {
    padding: 0px;
}

/* Special handling for chatTab to use flex layout */
#chatTab.tab-content {
    display: none;
    flex-direction: column;
    padding: 0;
    overflow: auto;
}

#chatTab.tab-content.active {
    display: flex;
}

/* === Forms & Controls === */
.control-group, fieldset {
    border: 1px solid var(--border-color);
    padding: 16px;
    margin-bottom: 16px;
    border-radius: 0;
    background-color: var(--fieldset-bg);
}

legend {
    font-weight: 600;
    padding: 0 5px;
    color: var(--primary-color);
}

.input-group {
    display: flex;
    align-items: center;
    margin-bottom: 10px;
    gap: 10px; /* Spacing between label and input */
}

.input-group label {
    flex-basis: 100px; /* Fixed width for labels */
    flex-shrink: 0;
    text-align: right;
    font-weight: 500;
}

.logging-group label {
    flex-grow: 1;
    flex-basis: auto;
    text-align: left;
}

.input-group input[type="text"],
.input-group input[type="number"],
.input-group input[type="password"],
.input-group select {
    flex-grow: 1;
    padding: 8px 10px;
    border: 1px solid var(--input-border);
    border-radius: 0;
    background-color: var(--input-bg);
    font-size: 0.95em;
    min-width: 150px; /* Prevent inputs from becoming too small */
}

.input-group input:focus,
.input-group select:focus {
    outline: none;
    border-color: transparent;
    background-image: linear-gradient(var(--input-bg), var(--input-bg)), var(--accent-gradient);
    background-origin: border-box;
    background-clip: padding-box, border-box;
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary-color) 18%, transparent);
}

.inline-error {
    color: var(--error-color);
    font-size: 0.8em;
    margin-left: 8px;
}

.checkbox-group label {
    flex-basis: auto;
    text-align: left;
    display: flex;
    align-items: center;
    gap: 5px;
}

.button-group {
    display: flex;
    gap: 10px;
    align-items: center;
    margin-top: 10px;
}

button {
    padding: 8px 15px;
    border: 1px solid var(--primary-color);
    background-color: var(--primary-color);
    color: var(--text-on-primary);
    border-radius: 0;
    cursor: pointer;
    font-size: 0.95em;
    font-weight: 500;
    transition: background-color 0.2s ease, border-color 0.2s ease;
}

button:hover {
    background-color: var(--primary-hover);
    border-color: var(--primary-hover);
}

button:disabled {
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
    cursor: not-allowed;
    opacity: 0.7;
}

button.icon-button {
    padding: 5px 10px;
    font-size: 1.2em;
    line-height: 1;
}

.status-text {
    margin-left: 10px;
    font-style: italic;
    color: var(--status-text-color);
}

/* Specific Input Group adjustments */
.connection-inputs {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 10px;
    margin-bottom: 10px;
}
.connection-inputs label {
    display: flex;
    flex-direction: column; /* Stack label above input */
    text-align: left;
    width: 100%;
}
.connection-inputs input {
    width: 100%;
    border-radius: 0;
    padding: 8px 10px;
    border: 1px solid var(--input-border);
    background-color: var(--input-bg);
    font-size: 0.95em;
}


/* === Room Layout === */
.room-layout {
    display: flex;
    gap: 15px;
}

.local-section {
    flex: 1;
    min-width: 300px; /* Minimum width for local section */
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.remote-section {
    flex: 3;
    min-width: 400px; /* Minimum width for remote section */
    display: flex;
    flex-direction: column;
    gap: 15px;
}

/* === Video Containers & Grid === */
.video-container {
    position: relative;
    background-color: var(--video-bg);
    border: 1px solid var(--border-color);
    border-radius: 0;
    overflow: hidden; /* Contain children */
    display: flex; /* Use flex for internal layout */
    flex-direction: column;
}

.video-header {
    background-color: var(--video-header-bg);
    color: var(--video-header-text);
    padding: 4px 8px;
    font-size: 0.9em;
    font-weight: 500;
    text-align: center;
}

.local-video-container {
    /* Specific styles if needed */
    min-height: 250px; /* Ensure minimum height */
    overflow: scroll !important;
}

.remote-streams-container {
    min-height: 400px; /* Ensure minimum height */
    flex-grow: 1; /* Allow remote container to grow */
    display: flex;
    flex-direction: column;
}

.video-container video {
    display: block;
    width: 100%;
    height: auto; /* Maintain aspect ratio by default */
    flex-grow: 1; /* Allow video to fill remaining space */
    object-fit: contain; /* Fit video within bounds */
}

.remote-grid {
    position: relative;
    flex: 1 1 auto;
    min-height: 0;
    overflow: hidden;
    background: var(--video-bg);
}

#remoteGrid {
    position: relative;
    width: 100%;
    height: 100%;
    min-height: 200px;
    overflow: hidden;
}

#remoteGrid > .remote-item {
    position: absolute !important;
    min-width: 220px;
    min-height: 140px;
    margin: 0 !important;
}

#remoteGrid > .empty-state {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 24px;
    text-align: center;
}

.remote-item {
    position: absolute;
    background: var(--video-bg);
    border: 3px solid var(--secondary-color);
    border-radius: 0;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    min-height: 140px;
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.32);
}

.remote-item-auto-expanded {
    border-color: var(--primary-color);
}

.remote-item-manual-layout {
    border-color: color-mix(in srgb, var(--primary-color) 45%, var(--secondary-color));
}

.remote-item video {
    width: 100%;
    height: 100%; /* Fill the item */
    object-fit: contain;
}

.stream-info {
    position: absolute;
    top: 4px;
    left: 8px;
    color: var(--video-header-text);
    font-size: 0.85em;
    background-color: rgba(0, 0, 0, 0.5);
    padding: 2px 5px;
    border-radius: 0;
    z-index: 1;
}

.close-button {
    position: absolute;
    top: 4px;
    right: 4px;
    background-color: var(--close-button-bg);
    color: #fff;
    border: none;
    border-radius: 0;
    width: 20px;
    height: 20px;
    font-size: 12px;
    line-height: 18px;
    text-align: center;
    cursor: pointer;
    padding: 0;
    z-index: 1;
    transition: background-color 0.2s ease;
}

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

.popout-button {
    position: absolute;
    top: 4px;
    right: 28px;
    background-color: var(--secondary-color);
    color: #fff;
    border: none;
    border-radius: 0;
    height: 20px;
    padding: 0 6px;
    font-size: 11px;
    line-height: 18px;
    cursor: pointer;
    z-index: 1;
    transition: background-color 0.2s ease;
}

.popout-button:hover {
    background-color: var(--primary-hover);
}

.snap-grid-button {
    position: absolute;
    top: 4px;
    right: 66px;
    background-color: var(--secondary-color);
    color: #fff;
    border: none;
    border-radius: 0;
    height: 20px;
    padding: 0 6px;
    font-size: 11px;
    line-height: 18px;
    cursor: pointer;
    z-index: 1;
    transition: background-color 0.2s ease;
}

.snap-grid-button:hover {
    background-color: var(--primary-hover);
}

#remoteGrid > .remote-item.remote-item-auto-expanded {
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100% !important;
}

/* Drag-drop reorder feedback */
.remote-item.dragging {
    opacity: 0.5;
}

.remote-item[draggable] {
    cursor: grab;
}

.remote-item[draggable]:active {
    cursor: grabbing;
}

/* === Resizer Handle === */
.resizer {
    position: absolute;
    width: 14px;
    height: 14px;
    right: 0;
    bottom: 0;
    cursor: se-resize;
    background: transparent;
    border: none;
    border-radius: 0;
    z-index: 10;
    opacity: 0;
    transition: none;
}

.resizer:hover, .resizer.resizing {
    background: transparent;
    border: none;
    opacity: 0;
}

/* === Responsive Adjustments (Example) === */
@media (max-width: 768px) {
    .room-layout {
        flex-direction: column;
    }

    .input-group {
        flex-direction: column;
        align-items: stretch;
    }

    .input-group label {
        text-align: left;
        margin-bottom: 3px;
    }

    .connection-inputs {
        grid-template-columns: 1fr; /* Stack connection inputs */
    }

    h1 {
        font-size: 1.5em;
    }

    button {
        padding: 10px 12px;
    }

    body {
        padding: 2px; /* Even less padding on small screens */
    }

    .container {
        max-width: 100%;
        padding: 5px;
        margin: 2px auto;
        border-radius: 0;
    }
}

/* === Authentication UI Styles === */

/* User Status Display */
.user-status {
    justify-content: space-between;
    align-items: center;
    padding: 15px;
    background-color: var(--fieldset-bg);
    border: 1px solid var(--border-color);
    margin-bottom: 15px;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.user-avatar {
    width: 40px;
    height: 40px;
    background-color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-on-primary);
    font-weight: 600;
    font-size: 16px;
    position: relative;
    overflow: hidden;
}

.user-avatar-image {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.user-details {
    display: flex;
    flex-direction: column;
}

.user-details span:first-child {
    font-weight: 600;
    font-size: 16px;
    color: var(--text-color);
}

.user-email {
    font-size: 14px;
    color: var(--status-text-color);
}

/* Authentication Forms */
.auth-form {
    display: block;
}

.auth-form .input-group {
    margin-bottom: 15px;
}

.auth-form .input-group:last-child {
    margin-bottom: 0;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    margin: 0;
    width: auto;
}

.auth-links {
    text-align: center;
    margin-top: 15px;
}

.auth-links a {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 14px;
}

.auth-links a:hover {
    text-decoration: underline;
}

.social-login-section {
    margin-top: 15px;
    padding-top: 12px;
    border-top: 1px solid var(--border-color);
}

.social-login-label {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--status-text-color);
    margin-bottom: 8px;
}

.social-login-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.social-login-button {
    flex: 1 1 45%;
    min-width: 120px;
}

.social-login-button[disabled] {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Error and success states */
.status-text.error {
    color: var(--error-color);
}

.status-text.success {
    color: var(--success-color);
}

.status-text.info {
    color: var(--primary-color);
}

/* Chat Styles */
.chat-container {
    display: flex;
    height: 100%;
    gap: 15px;
}

.chat-sidebar {
    width: 250px;
    background: var(--sidebar-panel-bg);
    border: 1px solid color-mix(in srgb, var(--border-color) 92%, transparent);
    box-shadow: inset -1px 0 0 color-mix(in srgb, var(--tab-active-border) 18%, transparent);
}

.chat-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: var(--chat-panel-bg);
    border: 1px solid var(--border-color);
    overflow: hidden;
    box-shadow: 0 12px 32px color-mix(in srgb, var(--video-bg) 18%, transparent);
}

.channel-controls {
    margin-bottom: 10px;
}

.channel-list {
    max-height: 500px;
    overflow-y: auto;
}

.channel-item {
    padding: 8px 12px;
    cursor: pointer;
    border-radius: 4px;
    margin-bottom: 2px;
    border: 1px solid transparent;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: background-color 0.2s, border-color 0.2s, transform 0.2s;
}

.channel-item:hover {
    background-color: color-mix(in srgb, var(--tab-hover-bg) 75%, transparent);
    border-color: color-mix(in srgb, var(--accent-gradient-end) 18%, transparent);
    transform: translateX(2px);
}

.channel-item.active {
    background-image: linear-gradient(color-mix(in srgb, var(--accent-weak-bg) 90%, transparent), color-mix(in srgb, var(--accent-weak-bg) 90%, transparent)), var(--accent-gradient);
    background-origin: border-box;
    background-clip: padding-box, border-box;
    color: var(--text-color);
    border: 1px solid transparent;
    border-inline-start: 3px solid var(--accent-gradient-end);
    box-shadow: 0 10px 24px color-mix(in srgb, var(--primary-color) 12%, transparent);
}

.channel-name {
    font-weight: 500;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.channel-unread {
    background-color: var(--primary-color);
    color: var(--text-on-primary);
    font-size: 12px;
    padding: 2px 6px;
    border-radius: 10px;
    min-width: 20px;
    text-align: center;
}

.chat-header {
    padding: 10px 16px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 16px;
    background: linear-gradient(90deg, color-mix(in srgb, var(--bg-tertiary) 86%, var(--primary-color) 14%), color-mix(in srgb, var(--bg-tertiary) 92%, var(--mention-self-color) 8%));
}

.chat-header h3 {
    margin: 0;
    font-size: 16px;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    min-width: 0;
}

.channel-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.channel-info span {
    color: var(--status-text-color);
    font-size: 14px;
}

.messages-container {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 20px;
    min-height: 0;
    background: var(--messages-bg);
}

.no-channel-selected {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--status-text-color);
    font-size: 16px;
}

.messages-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.message-item {
    display: flex;
    gap: 12px;
    position: relative;
}

/* Subtle separation when the same author sends consecutive messages */
.message-item.continued-from-previous .message-content {
    border-top: 1px solid var(--border-color);
    margin-top: 6px;
    padding-top: 6px;
}


.message-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50% !important;
    background-image: linear-gradient(135deg, color-mix(in srgb, var(--secondary-color) 82%, var(--bg-tertiary)), color-mix(in srgb, var(--primary-color) 28%, var(--secondary-color)));
    color: var(--text-on-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 14px;
    flex-shrink: 0;
    position: relative;
    overflow: hidden;
}

.message-avatar-image {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.message-avatar-fallback {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
}

.inline-user-avatar {
    border-radius: 50% !important;
    background-image: linear-gradient(135deg, color-mix(in srgb, var(--secondary-color) 82%, var(--bg-tertiary)), color-mix(in srgb, var(--primary-color) 28%, var(--secondary-color)));
    color: var(--text-on-primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    line-height: 1;
    position: relative;
    overflow: hidden;
    flex-shrink: 0;
}

.user-avatar,
.room-peer-avatar,
.incoming-call-avatar,
.channel-member-avatar {
    border-radius: 50% !important;
    overflow: hidden;
}

.inline-user-avatar-image {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.inline-user-avatar-fallback {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
}

.message-content {
    flex: 1;
    min-width: 0;
}

.message-header {
    display: flex;
    align-items: baseline;
    gap: 8px;
    margin-bottom: 4px;
}

.message-author {
    font-weight: 600;
    color: var(--text-color);
}

.message-time {
    font-size: 12px;
    color: var(--status-text-color);
}

.message-text {
    line-height: 1.4;
    word-wrap: break-word;
}

/* Own-message: subtle background tint */
.message-item.own-message {
    background: transparent;
}

.message-item.own-message .message-content {
    padding: 10px 12px;
    border-radius: 16px;
    border: 1px solid var(--own-message-border);
    background: var(--own-message-gradient);
    box-shadow: var(--own-message-shadow);
}

.message-item.own-message .message-author {
    color: var(--primary-color);
}

/* Hover state for all messages */
.message-item:hover {
    background: color-mix(in srgb, var(--hover-bg) 45%, transparent);
}

.message-item.system-message {
    justify-content: center;
    font-style: italic;
    color: var(--status-text-color);
    font-size: 13px;
}

.message-input-container {
    display: flex;
    flex-direction: column;
    border-top: 1px solid var(--border-color);
    padding: 12px 16px;
    background: linear-gradient(180deg, color-mix(in srgb, var(--bg-tertiary) 80%, transparent), color-mix(in srgb, var(--input-bg) 92%, var(--primary-color) 8%));
    gap: 0;
}

/* Typing Indicator Styles */
.typing-indicator {
    box-sizing: border-box;
    height: 40px;
    flex: 0 0 40px;
    padding: 8px 15px;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    color: var(--text-light);
    font-size: 14px;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    visibility: hidden;
    opacity: 0;
    transition: opacity 0.15s ease;
}

.typing-indicator.is-visible {
    visibility: visible;
    opacity: 1;
}

.typing-text {
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-right: 6px;
}

.typing-dots {
    display: inline-flex;
    gap: 3px;
}

.typing-dots .dot {
    width: 8px;
    height: 8px;
    background-color: var(--text-light);
    border-radius: 50%;
    animation: typingPulse 1.4s infinite;
}

.typing-dots .dot:nth-child(2) {
    animation-delay: 0.2s;
}

.typing-dots .dot:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes typingPulse {
    0%, 60%, 100% {
        opacity: 0.3;
        transform: scale(0.8);
    }
    30% {
        opacity: 1;
        transform: scale(1);
    }
}

.message-input-wrapper {
    display: flex;
    flex: 1;
    align-items: stretch;
    border: 1px solid var(--input-border);
    background: var(--input-bg);
    transition: box-shadow 0.2s ease, border-color 0.2s ease, background-image 0.2s ease;
}

.message-input-wrapper:focus-within {
    border-color: transparent;
    background-image: linear-gradient(var(--input-bg), var(--input-bg)), var(--accent-gradient);
    background-origin: border-box;
    background-clip: padding-box, border-box;
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary-color) 18%, transparent);
}

.message-input {
    flex: 1;
    min-height: 40px;
    max-height: 120px;
    padding: 10px 15px;
    border: 1px solid var(--input-border);
    border-radius: 20px;
    background-color: var(--input-bg);
    color: var(--text-color);
    font-size: 14px;
    resize: none;
    outline: none;
    transition: border-color 0.2s;
}

.message-input:focus {
    border-color: transparent;
}

.send-button {
    width: 44px;
    flex-shrink: 0;
    background-color: var(--primary-color);
    color: var(--text-on-primary);
    border: none;
    border-left: 1px solid var(--input-border);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.2s;
    font-size: 16px;
    margin: -1px -1px -1px 0;
}

.send-button:hover {
    background-color: var(--primary-hover);
}

.send-button:disabled {
    background-color: var(--secondary-color);
    cursor: not-allowed;
}

/* Modal styles for create channel */
.modal {
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background-color: var(--fieldset-bg);
    padding: 30px;
    border-radius: 8px;
    width: 90%;
    max-width: 500px;
    position: relative;
}

.modal-content h2 {
    margin-bottom: 20px;
    font-size: 24px;
    font-weight: 600;
}

.modal-content .close {
    position: absolute;
    top: 15px;
    right: 15px;
    font-size: 28px;
    cursor: pointer;
    color: var(--status-text-color);
}

.modal-content .close:hover {
    color: var(--text-color);
}

/* ==================== Screenshare Modal ==================== */
#screenShareModal {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 10000;
    align-items: flex-start;
    justify-content: center;
    padding: 32px 24px 24px;
    box-sizing: border-box;
    overflow-y: auto;
}

.screenshare-modal-content {
    background: var(--fieldset-bg);
    color: var(--text-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    width: 560px;
    max-width: min(560px, 100%);
    height: min(500px, calc(100vh - 56px));
    max-height: min(500px, calc(100vh - 56px));
    display: flex;
    flex-direction: column;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.screenshare-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 14px;
    border-bottom: 1px solid var(--border-color);
}

.screenshare-modal-header h3 {
    margin: 0;
    font-size: 18px;
    font-weight: 600;
}

.screenshare-modal-tabs {
    display: flex;
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-color);
}

.screenshare-tab-btn {
    flex: 1;
    padding: 8px 14px;
    border: none;
    background: transparent;
    color: var(--status-text-color);
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s ease;
    border-bottom: 2px solid transparent;
}

.screenshare-tab-btn:hover {
    background: var(--tab-hover-bg, rgba(255, 255, 255, 0.05));
    color: var(--text-color);
}

.screenshare-tab-btn.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
    background: var(--fieldset-bg);
}

.screenshare-modal-body {
    padding: 8px;
    overflow-y: auto;
    flex: 1 1 auto;
    min-height: 200px;
    min-width: 0;
    max-height: none;
}

.screenshare-tab-content {
    display: none;
}

.screenshare-tab-content.active {
    display: block;
}

/* Source list grid layout */
.source-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 6px;
}

.source-item {
    position: relative;
    display: flex;
    flex-direction: column;
    padding: 4px;
    background: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.source-item:hover {
    background: var(--tab-hover-bg, rgba(255, 255, 255, 0.08));
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

.source-thumbnail {
    width: 100%;
    height: auto;
    aspect-ratio: 16/9;
    object-fit: cover;
    border-radius: 4px;
    margin-bottom: 4px;
    background: var(--bg-color);
}

.source-thumbnail-placeholder {
    width: 100%;
    aspect-ratio: 16/9;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-color);
    border-radius: 4px;
    margin-bottom: 4px;
    color: var(--status-text-color);
    font-size: 24px;
}

.source-name {
    font-size: 12px;
    line-height: 1.2;
    color: var(--text-color);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    text-align: center;
}

/* Minimized window badge */
.minimized-badge {
    position: absolute;
    top: 4px;
    left: 4px;
    background: var(--bg-tertiary, rgba(0, 0, 0, 0.7));
    color: var(--text-light);
    font-size: 10px;
    padding: 2px 6px;
    border-radius: 0;
    z-index: 1;
    pointer-events: none;
}

/* Source list state indicators */
.source-loading,
.source-error,
.source-empty {
    padding: 40px 20px;
    text-align: center;
    color: var(--status-text-color);
    font-size: 14px;
}

.source-error {
    color: var(--error-color, #ff6b6b);
}

/* Encoder settings in modal */
.screenshare-encoder-settings {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.screenshare-encoder-settings .setting-row {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.screenshare-encoder-settings .setting-group {
    flex: 1;
    min-width: 120px;
}

.screenshare-encoder-settings label {
    display: block;
    font-size: 12px;
    color: var(--status-text-color);
    margin-bottom: 4px;
}

.screenshare-encoder-settings input[type="number"],
.screenshare-encoder-settings select {
    width: 100%;
    padding: 8px 10px;
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    border-radius: 4px;
    color: var(--text-color);
    font-size: 13px;
}

.screenshare-encoder-settings input[type="number"]:focus,
.screenshare-encoder-settings select:focus {
    outline: none;
    border-color: transparent;
    background-image: linear-gradient(var(--input-bg), var(--input-bg)), var(--accent-gradient);
    background-origin: border-box;
    background-clip: padding-box, border-box;
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary-color) 18%, transparent);
}

.screenshare-encoder-settings .checkbox-group {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 0;
}

.screenshare-encoder-settings .checkbox-group input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--primary-color);
}

.screenshare-encoder-settings .checkbox-group label {
    margin-bottom: 0;
    font-size: 13px;
    color: var(--text-color);
}

.screenshare-encoder-settings .reset-btn {
    margin-top: 8px;
    padding: 8px 16px;
    background: var(--tab-bg);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-color);
    cursor: pointer;
    font-size: 13px;
    transition: background 0.2s;
}

.screenshare-encoder-settings .reset-btn:hover {
    background: var(--tab-hover-bg);
}

/* Small button variant */
button.small {
    padding: 5px 15px;
    font-size: 12px;
}


/* Emoji Picker Styles */
.emoji-picker {
    position: fixed;
    width: 350px;
    height: 420px;
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
    display: none;
    flex-direction: column;
    overflow: hidden;
    z-index: 10000;
}

.emoji-search {
    padding: 10px 12px;
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

.emoji-search input {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--input-border);
    border-radius: 20px;
    background: var(--input-bg);
    color: var(--text-color);
    font-size: 13px;
    box-sizing: border-box;
}

.emoji-search input:focus {
    outline: none;
    border-color: transparent;
    background-image: linear-gradient(var(--input-bg), var(--input-bg)), var(--accent-gradient);
    background-origin: border-box;
    background-clip: padding-box, border-box;
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary-color) 18%, transparent);
}

.emoji-categories {
    display: flex;
    padding: 6px 8px;
    gap: 2px;
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
    overflow: hidden;
}

.emoji-category-btn {
    flex: 1;
    min-width: 0;
    padding: 6px 2px;
    border: none;
    background: transparent;
    cursor: pointer;
    font-size: 18px;
    border-radius: 6px;
    transition: background 0.15s, box-shadow 0.15s;
    text-align: center;
    line-height: 1;
}

.emoji-category-btn:hover {
    background: var(--hover-bg, rgba(0, 0, 0, 0.06));
}

.emoji-category-btn.active {
    background: var(--primary-color);
    box-shadow: 0 0 0 1px var(--primary-color);
    border-radius: 6px;
}

.emoji-grid {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 8px;
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    gap: 2px;
    align-content: start;
}

/* Custom scrollbar for the emoji grid */
.emoji-grid::-webkit-scrollbar {
    width: 6px;
}
.emoji-grid::-webkit-scrollbar-track {
    background: transparent;
}
.emoji-grid::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}
.emoji-grid::-webkit-scrollbar-thumb:hover {
    background: var(--input-border);
}

.emoji-item {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border-radius: 8px;
    font-size: 22px;
    transition: background 0.12s, transform 0.12s;
}

.emoji-item:hover {
    background: var(--hover-bg, rgba(0, 0, 0, 0.06));
    transform: scale(1.15);
}

/* Legacy formatting toolbar styles (removed - now using OverType editor toolbar) */

/* OverType Editor Styles */
.message-editor {
    flex: 1;
    min-width: 0;
}
.message-editor .overtype-container {
    border: none !important;
    background: transparent !important;
}
.message-editor .overtype-wrapper {
    min-height: 36px !important;
    max-height: 200px !important;
}
.message-editor .overtype-toolbar {
    border-bottom: 1px solid var(--border-color) !important;
    background: transparent !important;
    padding: 4px 8px !important;
}
.message-editor .overtype-toolbar button {
    border: none !important;
    background: transparent !important;
    color: var(--text-color) !important;
    padding: 4px 6px !important;
    cursor: pointer;
}
.message-editor .overtype-toolbar button:hover {
    background: var(--hover-bg) !important;
}
.message-editor .overtype-toolbar button.active {
    background: var(--primary-color) !important;
    color: var(--text-on-primary) !important;
}
.message-editor .overtype-toolbar .separator {
    width: 1px;
    height: 20px;
    background: var(--border-color);
    margin: 0 2px;
}
.message-editor .overtype-stats {
    display: none !important;
}

/* Enhanced Message Text Rendering */
.message-text h1 {
    font-size: 1.5em;
    font-weight: bold;
    margin: 10px 0;
}

.message-text h2 {
    font-size: 1.3em;
    font-weight: bold;
    margin: 8px 0;
}

.message-text h3 {
    font-size: 1.1em;
    font-weight: bold;
    margin: 6px 0;
}

.message-text h4, .message-text h5, .message-text h6 {
    font-size: 1em;
    font-weight: bold;
    margin: 4px 0;
}

.message-text strong, .message-text b {
    font-weight: bold;
}

.message-text em, .message-text i {
    font-style: italic;
}

.message-text del, .message-text s {
    text-decoration: line-through;
    opacity: 0.7;
}

/* Inline code (marked outputs <code> inside <p>, standalone code without pre wrapper) */
.message-text code {
    padding: 2px 6px;
    background: rgba(0, 0, 0, 0.12);
    font-family: 'Courier New', Consolas, monospace;
    font-size: 0.9em;
}

/* Code blocks with syntax highlighting */
.message-text pre {
    padding: 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    overflow-x: auto;
    margin: 8px 0;
}

.message-text pre code {
    display: block;
    padding: 0;
    background: transparent;
    font-family: 'Courier New', Consolas, monospace;
    font-size: 0.9em;
    line-height: 1.4;
}

/* highlight.js code block override */
.message-text pre code.hljs {
    background: transparent;
    padding: 0;
}

.message-text blockquote {
    border-left: 4px solid var(--primary-color);
    padding-left: 12px;
    margin: 8px 0;
    color: var(--text-color);
}

.message-text ul,
.message-text ol {
    margin: 8px 0;
    padding-left: 24px;
}

.message-text li {
    margin: 4px 0;
}

.message-text a {
    color: var(--primary-color);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: border-color 0.2s;
}

.message-text a:hover {
    border-bottom-color: var(--primary-color);
}

/* Tables in messages (GFM) */
.message-text table {
    border-collapse: collapse;
    margin: 8px 0;
    width: auto;
    max-width: 100%;
    overflow-x: auto;
    display: block;
}

.message-text thead {
    background: var(--tab-bg);
}

.message-text th,
.message-text td {
    border: 1px solid var(--border-color);
    padding: 6px 10px;
    text-align: left;
}

.message-text th {
    font-weight: 600;
}

/* Task lists (GFM) */
.message-text li input[type="checkbox"] {
    margin-right: 6px;
    pointer-events: none;
    vertical-align: middle;
}

.message-text ul.contains-task-list {
    list-style: none;
    padding-left: 8px;
}

/* Horizontal rule */
.message-text hr {
    border: none;
    border-top: 1px solid var(--border-color);
    margin: 12px 0;
}

/* Paragraphs in markdown output */
.message-text p {
    margin: 4px 0;
}

.message-text p:first-child {
    margin-top: 0;
}

.message-text p:last-child {
    margin-bottom: 0;
}

/* Legacy inline-code class (for backward compat) */
.message-text code.inline-code {
    padding: 2px 6px;
    background: rgba(0, 0, 0, 0.12);
    font-family: 'Courier New', Consolas, monospace;
    font-size: 0.9em;
}

/* Legacy code-block class */
.message-text pre.code-block {
    padding: 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    overflow-x: auto;
    margin: 8px 0;
}

.message-text pre.code-block code {
    font-family: 'Courier New', Consolas, monospace;
    font-size: 0.9em;
    line-height: 1.4;
}

/* Link Preview Styles */
.link-preview {
    margin-top: 12px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    transition: all 0.2s;
    max-width: 500px;
}

.link-preview:hover {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transform: translateY(-1px);
}

.link-preview-wrapper {
    display: flex;
    text-decoration: none;
    color: inherit;
    position: relative;
}

.link-preview-image {
    width: 120px;
    height: 120px;
    flex-shrink: 0;
    overflow: hidden;
    background: var(--bg-color);
}

.link-preview-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.link-preview-content {
    padding: 12px;
    flex: 1;
    min-width: 0;
}

.link-preview-site-info {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 6px;
    font-size: 12px;
    color: var(--status-text-color);
}

.link-preview-favicon {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

.link-preview-site-name {
    font-weight: 500;
}

.link-preview-title {
    font-weight: 600;
    font-size: 14px;
    margin-bottom: 4px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: var(--text-color);
}

.link-preview-description {
    font-size: 13px;
    color: var(--status-text-color);
    margin-bottom: 8px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.link-preview-domain {
    font-size: 11px;
    color: var(--status-text-color);
    opacity: 0.8;
}

.link-preview-embed-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(0, 0, 0, 0.8);
    color: var(--text-on-primary);
    border: none;
    padding: 10px 20px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s;
}

.link-preview-embed-btn:hover {
    background: rgba(0, 0, 0, 0.9);
    transform: translate(-50%, -50%) scale(1.05);
}

.youtube-embed {
    border: none;
}

/* Compact preview for small screens */
@media (max-width: 600px) {
    .link-preview-wrapper {
        flex-direction: column;
    }

    .link-preview-image {
        width: 100%;
        height: 200px;
    }
}

/* Dark theme adjustments for link previews */
[data-theme="dark"] .link-preview {
    background: rgba(255, 255, 255, 0.05);
}

[data-theme="dark"] .link-preview:hover {
    box-shadow: 0 2px 8px rgba(255, 255, 255, 0.1);
}

/* Rich Media Styles */

.message-input.drag-over {
    border-color: var(--primary-color);
    background: var(--hover-bg);
}

.attachment-preview {
    display: flex;
    gap: 10px;
    padding: 10px;
    border-top: 1px solid var(--border-color);
    overflow-x: auto;
}

.attachment-item {
    display: flex;
    align-items: center;
    padding: 8px;
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    position: relative;
    min-width: 200px;
}

.attachment-thumbnail {
    width: 60px;
    height: 60px;
    object-fit: cover;
    margin-right: 10px;
}

.attachment-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    margin-right: 10px;
}

.attachment-info {
    flex: 1;
    min-width: 0;
}

.attachment-name {
    font-weight: 500;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.attachment-size {
    font-size: 12px;
    color: var(--status-text-color);
}

.attachment-remove {
    position: absolute;
    top: 4px;
    right: 4px;
    width: 20px;
    height: 20px;
    border: none;
    background: transparent;
    cursor: pointer;
    font-size: 12px;
    opacity: 0.7;
    transition: opacity 0.2s;
}

.attachment-remove:hover {
    opacity: 1;
}

.message-attachments {
    margin-top: 10px;
}

.message-image-wrapper {
    margin: 8px 0;
}

.message-image {
    max-width: 400px;
    max-height: 300px;
    cursor: pointer;
    transition: transform 0.2s;
}

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

.message-file {
    display: flex;
    align-items: center;
    padding: 10px;
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    margin: 8px 0;
    max-width: 300px;
}

.file-icon {
    font-size: 24px;
    margin-right: 10px;
}

.file-info {
    flex: 1;
    min-width: 0;
}

.file-name {
    font-weight: 500;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.file-size {
    font-size: 12px;
    color: var(--status-text-color);
}

.file-download {
    padding: 5px 10px;
    background: var(--primary-color);
    color: var(--text-on-primary);
    text-decoration: none;
    font-size: 16px;
    margin-left: 10px;
    transition: background 0.2s;
}

.file-download:hover {
    background: var(--primary-hover);
}

/* Image Modal */
.image-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    animation: fadeIn 0.2s;
}

.image-modal-content {
    position: relative;
    max-width: 90%;
    max-height: 90%;
}

.image-modal-img {
    max-width: 100%;
    max-height: 90vh;
}

.image-modal-close {
    position: absolute;
    top: -40px;
    right: 0;
    width: 40px;
    height: 40px;
    background: transparent;
    border: none;
    color: #fff;
    font-size: 30px;
    cursor: pointer;
    opacity: 0.8;
    transition: opacity 0.2s;
}

.image-modal-close:hover {
    opacity: 1;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* Message Edit/Delete Styles */
.message-actions {
    display: none;
    position: absolute;
    top: 5px;
    right: 10px;
    gap: 4px;
}

.message-item:hover .message-actions {
    display: flex;
}

.message-action-btn {
    width: 24px;
    height: 24px;
    padding: 0;
    border: 1px solid var(--border-color);
    background: var(--bg-color);
    cursor: pointer;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0.7;
    transition: all 0.2s;
}

.message-action-btn:hover {
    opacity: 1;
    background: var(--hover-bg);
    transform: scale(1.1);
}

.message-edited {
    font-size: 11px;
    color: var(--status-text-color);
    font-style: italic;
}

.message-deleted {
    color: var(--status-text-color);
    font-style: italic;
}

.message-text.deleted {
    opacity: 0.6;
}

.message-edit-form {
    margin-top: 8px;
}

.message-edit-input {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--primary-color);
    background: var(--input-bg);
    color: var(--text-color);
    font-size: 14px;
    resize: vertical;
    min-height: 40px;
    max-height: 200px;
    font-family: inherit;
}

.message-edit-input:focus {
    outline: none;
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary-color) 18%, transparent);
}

.message-edit-actions {
    display: flex;
    gap: 8px;
    margin-top: 8px;
}

.edit-save-btn, .edit-cancel-btn {
    padding: 6px 12px;
    font-size: 13px;
    border: 1px solid var(--border-color);
    cursor: pointer;
    transition: all 0.2s;
}

.edit-save-btn {
    background: var(--primary-color);
    color: var(--text-on-primary);
    border-color: var(--primary-color);
}

.edit-save-btn:hover {
    background: var(--primary-hover);
    border-color: var(--primary-hover);
}

.edit-cancel-btn {
    background: var(--bg-color);
    color: var(--text-color);
}

.edit-cancel-btn:hover {
    background: var(--hover-bg);
}

/* Message Reactions Styles */
.message-reaction-controls {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 8px;
}

.reply-btn,
.add-reaction-btn {
    width: 28px;
    height: 28px;
    padding: 0;
    border: none;
    background: transparent;
    color: var(--status-text-color);
    cursor: pointer;
    font-size: 14px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    opacity: 0.5;
    transition: opacity 0.2s ease, color 0.2s ease;
}

.reply-btn .pixel-icon,
.add-reaction-btn .pixel-icon {
    display: block;
    width: 16px;
    height: 16px;
}

.reply-btn:hover,
.add-reaction-btn:hover {
    opacity: 1;
    background: transparent;
    border: none;
    color: var(--text-color);
    transform: none;
}

.message-reactions {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin-top: 8px;
    position: relative;
}

.reaction-btn {
    padding: 4px 8px;
    border: 1px solid var(--border-color);
    background: var(--bg-color);
    cursor: pointer;
    font-size: 14px;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: all 0.2s;
}

.reaction-btn:hover {
    background: var(--hover-bg);
    transform: scale(1.05);
}

.reaction-btn.user-reacted {
    background: var(--primary-color);
    color: var(--text-on-primary);
    border-color: var(--primary-color);
}

.reaction-count {
    font-size: 12px;
    font-weight: 600;
}

.reaction-picker {
    position: absolute;
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    padding: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    display: flex;
    gap: 4px;
    z-index: 100;
}

.reaction-picker-emoji {
    width: 32px;
    height: 32px;
    border: none;
    background: transparent;
    cursor: pointer;
    font-size: 20px;
    transition: all 0.2s;
}

.reaction-picker-emoji:hover {
    background: var(--hover-bg);
    transform: scale(1.2);
}

/* Direct Messaging Styles */
.sidebar-tabs {
    display: flex;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 10px;
}

.sidebar-tab {
    flex: 1;
    padding: 10px;
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.2s;
}

.sidebar-tab:hover {
    background: var(--hover-bg);
}

.sidebar-tab.active {
    border-bottom-color: var(--primary-color);
    color: var(--primary-color);
}

.sidebar-panel {
    display: none;
}

.sidebar-panel.active {
    display: block;
}

.users-search {
    margin-bottom: 10px;
}

.users-search input {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--input-border);
    background: var(--input-bg);
    color: var(--text-color);
    font-size: 14px;
}

.users-list {
    max-height: 250px;
    overflow-y: auto;
    margin-bottom: 15px;
}

.user-item {
    display: flex;
    align-items: center;
    padding: 8px 12px;
    cursor: pointer;
    transition: background 0.2s;
    gap: 10px;
}

.user-item:hover {
    background: var(--hover-bg);
}

.user-avatar {
    width: 32px;
    height: 32px;
    background: var(--secondary-color);
    color: var(--text-on-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 14px;
    flex-shrink: 0;
}

.user-info {
    flex: 1;
    min-width: 0;
}

.user-name {
    font-weight: 500;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.user-status {
    margin-left: auto;
}

.user-status.online {
    background: var(--status-online);
}

.user-status.away {
    background: var(--status-connecting);
}

.user-status.busy {
    background: var(--status-busy);
}

.user-status.offline {
    background: var(--status-offline);
}

.dm-conversations {
    border-top: 1px solid var(--border-color);
    padding-top: 10px;
}

.dm-section-title {
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--status-text-color);
    margin-bottom: 8px;
}

.dm-list {
    display: flex;
    flex-direction: column;
    gap: 0;
    max-height: none;
    overflow: visible;
}

.dm-item {
    display: flex;
    align-items: center;
    padding: 8px 12px;
    cursor: pointer;
    transition: background 0.2s;
    gap: 10px;
    position: relative;
}

.dm-item .dm-open {
    flex: 1;
    min-width: 0;
    background: none;
    border: none;
    color: inherit;
    cursor: pointer;
    text-align: left;
    padding: 0;
    font: inherit;
    display: flex;
    align-items: center;
    gap: 6px;
    overflow: hidden;
}

.dm-avatar {
    width: 24px;
    height: 24px;
    font-size: 11px;
    flex-shrink: 0;
}

.dm-item .dm-open .dm-name {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.dm-item:hover {
    background: var(--hover-bg);
}

.dm-item.active {
    background: var(--primary-color);
    color: var(--text-on-primary);
}

.dm-unread-badge {
    background: var(--primary-color);
    color: var(--text-on-primary);
    font-size: 11px;
    padding: 2px 6px;
    min-width: 18px;
    text-align: center;
    border-radius: 10px;
    margin-left: auto;
    flex-shrink: 0;
}

.dm-item.active .dm-unread-badge {
    background: white;
    color: var(--primary-color);
}

.dm-last-message {
    font-size: 12px;
    color: var(--status-text-color);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.dm-timestamp {
    font-size: 11px;
    color: var(--status-text-color);
    margin-left: auto;
}

/* File Upload Progress Styles */
.file-drag-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: color-mix(in srgb, var(--primary-color) 10%, transparent);
    border: 3px dashed var(--primary-color);
    display: none;
    z-index: 10000;
    pointer-events: none;
    justify-content: center;
    align-items: center;
    font-size: 24px;
    color: var(--primary-color);
    font-weight: bold;
}

.upload-progress-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 300px;
    max-height: 400px;
    overflow-y: auto;
    z-index: 9999;
    background: var(--bg-primary);
    border: 1px solid transparent;
    background-image: linear-gradient(var(--bg-primary), var(--bg-primary)), var(--accent-gradient);
    background-origin: border-box;
    background-clip: padding-box, border-box;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    display: none;
}

.upload-progress-item {
    padding: 12px;
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-color);
    position: relative;
}

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

.upload-info {
    margin-bottom: 8px;
}

.upload-filename {
    font-weight: 500;
    font-size: 14px;
    color: var(--text-color);
    margin-bottom: 2px;
    word-break: break-word;
}

.upload-filesize {
    font-size: 12px;
    color: var(--status-text-color);
}

.upload-progress-bar {
    background: var(--bg-secondary);
    height: 6px;
    overflow: hidden;
    margin: 6px 0;
}

.upload-progress-fill {
    background: var(--primary-color);
    height: 100%;
    width: 0%;
    transition: width 0.3s ease;
}

.upload-progress-fill.is-complete {
    background: var(--success-color);
}

.upload-status {
    font-size: 12px;
    color: var(--status-text-color);
}

.upload-cancel {
    position: absolute;
    top: 8px;
    right: 8px;
    background: none;
    border: none;
    font-size: 16px;
    cursor: pointer;
    color: var(--status-text-color);
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.upload-cancel:hover {
    color: var(--error-color);
    background: var(--hover-bg);
}

.file-upload-error {
    position: fixed;
    top: 20px;
    right: 20px;
    background: color-mix(in srgb, var(--error-color) 22%, var(--bg-primary));
    border: 1px solid color-mix(in srgb, var(--error-color) 46%, var(--border-color));
    color: var(--text-color);
    padding: 12px 16px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    z-index: 10001;
    max-width: 350px;
    font-size: 14px;
    line-height: 1.4;
    cursor: pointer;
}

/* Enhanced message attachment styles */
.message-attachment {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px;
    margin-top: 8px;
    background: var(--hover-bg);
    border: 1px solid var(--border-color);
}

.message-attachment .attachment-icon {
    font-size: 20px;
    width: 24px;
    text-align: center;
}

.message-attachment .attachment-info {
    flex: 1;
    min-width: 0;
}

.message-attachment .attachment-name {
    font-weight: 500;
    font-size: 14px;
    color: var(--text-color);
    word-break: break-word;
}

.message-attachment .attachment-size {
    font-size: 12px;
    color: var(--status-text-color);
}

.attachment-actions {
    display: flex;
    gap: 4px;
}

.attachment-action {
    padding: 4px 8px;
    border: none;
    background: var(--primary-color);
    color: var(--text-on-primary);
    font-size: 12px;
    cursor: pointer;
}

.attachment-action:hover {
    background: var(--primary-hover);
}

.attachment-action.secondary {
    background: var(--secondary-color);
    color: var(--text-on-primary);
}

.attachment-action.secondary:hover {
    background: var(--secondary-hover);
}

.message-attachment .attachment-thumbnail {
    width: 40px;
    height: 40px;
    object-fit: cover;
    margin-right: 8px;
}

/* ===================================== */
/* NEW ROOM INTERFACE STYLES            */
/* ===================================== */

/* Room Container */
.room-container {
    display: flex;
    flex-direction: column;
    height: calc(100vh - 120px);
    gap: 12px;
}

/* Room Controls Header */
/* Updated to work within chat-controls-top */
.room-controls-header {
    background-color: transparent; /* Let parent handle background */
    border: none; /* Remove border since parent has border */
    border-radius: 0;
    padding: 0; /* Remove padding since parent has padding */
}

.room-header-buttons {
    gap: 12px;
    margin-bottom: 16px;
}

.room-action-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background-color: var(--tab-bg);
    color: var(--tab-text);
    border: 1px solid var(--border-color);
    border-radius: 0;
    font-size: 0.85em;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.room-action-btn:hover {
    background-color: var(--tab-hover-bg);
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.room-action-btn:disabled:hover {
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
    color: var(--tab-text);
}

.room-action-btn i {
    font-size: 13px;
}

.room-action-btn .status-text {
    margin-left: 0;
    font-size: 12px;
    color: inherit;
    font-style: normal;
}

.room-action-btn.small {
    width: 30px;
    height: 30px;
    padding: 0;
    justify-content: center;
    flex-shrink: 0;
}

.room-action-btn.small .status-text {
    display: none;
}

.room-action-btn.small.has-label {
    width: auto;
    padding: 0 8px;
    gap: 5px;
}

.room-action-btn.small.has-label .status-text {
    display: inline;
    font-size: 12px;
}

/* Audio Info Header */
.audio-info-header {
    margin-top: 12px;
    padding: 8px 12px;
    background-color: var(--bg-secondary);
    border-radius: 0;
    font-size: 12px;
    color: var(--status-text-color);
    border: 1px solid var(--border-color);
}

.audio-info-header div {
    margin-bottom: 4px;
}

.audio-info-header div:last-child {
    margin-bottom: 0;
}

.audio-info-header span {
    color: var(--text-color);
    font-weight: 500;
}

/* Expandable Controls */
.expandable-controls {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.control-section-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 15px;
    background-color: var(--tab-bg);
    color: var(--tab-text);
    border: 1px solid var(--border-color);
    border-radius: 0;
    font-size: 0.95em;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s ease, border-color 0.2s ease;
}

.control-section-toggle:hover {
    background-color: var(--tab-hover-bg);
    border-color: var(--primary-color);
}

.control-section-toggle i.fas:first-child {
    margin-right: 8px;
}

.toggle-icon {
    transition: transform 0.2s ease;
}

.control-section-toggle[aria-expanded="true"] .toggle-icon {
    transform: rotate(180deg);
}

.control-section {
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.control-section.collapsed {
    max-height: 0;
    padding: 0 16px;
}

.control-section.expanded {
    max-height: 500px;
    padding: 12px 16px;
}

.control-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.control-row:last-child {
    margin-bottom: 0;
}

.control-row label {
    min-width: 80px;
    font-weight: 500;
    color: var(--text-color);
}

.control-row select {
    flex: 1;
    padding: 8px 12px;
    border: 1px solid var(--input-border);
    border-radius: 0;
    background-color: var(--input-bg);
    color: var(--text-color);
}

.audio-info {
    margin-top: 12px;
    padding: 8px 12px;
    background-color: var(--bg-secondary);
    border-radius: 0;
    font-size: 12px;
    color: var(--status-text-color);
}

.audio-info div {
    margin-bottom: 4px;
}

.audio-info div:last-child {
    margin-bottom: 0;
}

.audio-info span {
    color: var(--text-color);
    font-weight: 500;
}

/* Local Preview in Expandable Section */
.local-preview-section {
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
}

.local-preview-section .video-container {
    height: 200px;
    margin-bottom: 8px;
}

.local-preview-section .local-controls {
    text-align: center;
}

/* Main Room Layout */
.room-main-layout {
    display: flex;
    flex: 1;
    gap: 16px;
    min-height: 0;
}

/* Room Sidebar */
.room-sidebar {
    width: 280px;
    background-color: var(--fieldset-bg);
    border: 1px solid var(--border-color);
    border-radius: 0;
    display: flex;
    flex-direction: column;
}

.room-sidebar-header {
    padding: 16px;
    border-bottom: 1px solid var(--border-color);
    background-color: var(--fieldset-bg);
    border-radius: 0;
}

.room-sidebar-header h3 {
    font-weight: 600;
    padding: 0 5px;
    color: var(--primary-color);
    margin: 0;
    font-size: 1em;
}

.room-tabs {
    flex: 0 0 auto;
    min-height: 0;
    padding: 2px;
    overflow: visible;
}

.room-tabs ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.room-tabs li {
    margin-bottom: 4px;
}

.room-row {
    display: flex;
    align-items: stretch;
    gap: 8px;
    width: 100%;
    min-width: 0;
}

.room-row.active-voice-room {
    gap: 0;
}

.room-leave-button {
    width: 40px;
    min-width: 40px;
    padding: 0;
    background-color: var(--tab-bg);
    color: var(--status-text-color);
    border: 1px solid var(--border-color);
    border-left: none;
    border-radius: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
    flex-shrink: 0;
}

.room-leave-button:hover {
    background-color: var(--tab-hover-bg);
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.room-row.active-voice-room button[data-room-id] {
    width: auto;
    min-width: 0;
    flex: 1 1 auto;
    background-color: var(--tab-active-bg);
    color: var(--tab-active-text);
    border-color: var(--tab-active-border);
    border-right: none;
}

.room-row.active-voice-room button[data-room-id]:hover {
    background-color: var(--tab-active-bg);
    color: var(--tab-active-text);
    border-color: var(--tab-active-border);
}

.room-row.active-voice-room .room-leave-button {
    background-color: var(--tab-active-bg);
    color: var(--status-text-color);
    border-color: var(--tab-active-border);
}

.room-row.active-voice-room .room-leave-button:hover {
    background-color: var(--tab-active-bg);
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.room-leave-icon {
    display: block;
    width: 22px;
    height: 22px;
    overflow: visible;
}

.room-leave-icon-slash {
    opacity: 0;
    transition: opacity 0.15s ease;
}

.room-leave-button:hover .room-leave-icon-slash,
.room-leave-button:focus-visible .room-leave-icon-slash {
    opacity: 1;
}

.room-tabs button[data-room-id] {
    width: 100%;
    padding: 8px 15px;
    text-align: left;
    background-color: var(--tab-bg);
    color: var(--tab-text);
    border: 1px solid var(--border-color);
    border-radius: 0;
    cursor: pointer;
    transition: background-color 0.2s ease, border-color 0.2s ease;
    font-size: 0.95em;
    font-weight: 500;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.room-tabs button[data-room-id].watch-share-button,
.room-tabs button[data-room-id].watch-webcam-button {
    width: auto;
    padding: 0;
    background: none;
    border: none;
    display: inline;
    align-items: initial;
    justify-content: initial;
    text-align: center;
    font-size: inherit;
    font-weight: inherit;
    color: inherit;
    transition: none;
}

.room-tabs button[data-room-id]:hover {
    background-color: var(--tab-hover-bg);
    border-color: var(--primary-color);
}

.room-tabs button[data-room-id].active {
    background-color: var(--tab-active-bg);
    color: var(--tab-active-text);
    border-color: transparent;
    background-image: linear-gradient(var(--tab-active-bg), var(--tab-active-bg)), var(--accent-gradient);
    background-origin: border-box;
    background-clip: padding-box, border-box;
}

.room-tabs .room-info {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 1;
    min-width: 0; /* Allow text to wrap */
}

.room-tabs .room-icon {
    font-size: 18px;
    flex-shrink: 0;
    line-height: 1;
}

.room-tabs .room-name {
    font-weight: 500;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.room-tabs .room-name-short {
    display: none;
}

.room-tabs .peer-count {
    font-size: 12px;
    background-color: var(--bg-secondary);
    color: var(--status-text-color);
    padding: 2px 6px;
    border-radius: 0;
}

.room-tabs button[data-room-id].active .peer-count {
    background-color: color-mix(in srgb, var(--primary-color) 20%, var(--tab-active-bg));
    color: var(--text-color);
}

/* Room Members List */
.room-tabs ul ul {
    margin-top: 10px;
    padding-left: 0;
    border-left: 2px solid var(--border-color);
}

.room-tabs ul ul li {
    margin-bottom: 6px;
    width: 100%;
    box-sizing: border-box;
    background-color: transparent;
    border-radius: 0;
    font-size: 12px;
    color: var(--status-text-color);
}

.room-peer-item {
    display: flex;
    align-items: center;
    gap: 4px;
    min-width: 0;
    padding-left: 15px;
}

.room-peer-identity {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 1;
    min-width: 0;
}

.room-peer-avatar {
    width: 22px;
    height: 22px;
    font-size: 10px;
}

.room-peer-avatar .inline-user-avatar-fallback {
    display: none;
}

.room-peer-name {
    flex: 1;
    min-width: 30px;
    min-height: 22px;
    display: flex;
    align-items: center;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    line-height: 1;
}

.room-peer-actions {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-left: auto;
    flex-shrink: 0;
}

.room-peer-actions button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
    min-width: 18px;
    padding: 0;
    margin: 0;
    border: none;
    background: none;
    box-shadow: none;
    color: var(--status-text-color);
    line-height: 0;
    flex-shrink: 0;
}

.room-peer-actions button:hover {
    background: none;
    border: none;
    color: var(--primary-color);
}

.no-rooms-message {
    padding: 24px 16px;
    text-align: center;
    color: var(--status-text-color);
    font-style: italic;
}

.no-rooms-message p {
    margin: 0;
    font-size: 14px;
}

/* Video Section */
.video-section {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 0;
}

.remote-video-area {
    flex: 1;
    min-height: 300px;
}

.video-container {
    border-radius: 0;
    overflow: hidden;
    height: 100%;
    min-height: 200px;
}

.video-header {
    background: var(--video-header-bg);
    color: var(--video-header-text);
    padding: 8px 12px;
    font-size: 12px;
    font-weight: 500;
    text-align: center;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .room-sidebar {
        width: 240px;
    }
}

@media (max-width: 968px) {
    .room-main-layout {
        flex-direction: column;
    }

    .room-sidebar {
        width: 100%;
        height: 200px;
    }

    .video-section {
        flex: 1;
    }
}

/* ==========================================
   Consolidated Chat Interface Styles
   ========================================== */

/* Main chat layout */
.chat-main-layout {
    display: flex;
    flex-direction: column;
    flex: 1;
    min-height: 0;
    min-width: 0;
}

/* Two column content area below controls */
.chat-content-columns {
    display: flex;
    gap: 0;
    flex: 1;
    min-height: 0;
    min-width: 0;
    border-top: 1px solid var(--border-color);
    background: linear-gradient(180deg, color-mix(in srgb, var(--bg-primary) 92%, var(--primary-color) 8%), var(--bg-primary));
}

/* Consolidated sidebar */
.chat-sidebar {
    width: 20%;
    border-right: 1px solid var(--border-color);
    background: var(--sidebar-panel-bg);
    display: flex;
    flex-direction: column;
}

.sidebar-header {
    display: flex;
    justify-content: space-around;
    align-items: center;
    flex-wrap: wrap;
    padding: 12px 8px;
    border-bottom: 1px solid var(--border-color);
    background: linear-gradient(135deg, color-mix(in srgb, var(--tab-bg) 82%, var(--primary-color) 18%), color-mix(in srgb, var(--tab-bg) 88%, var(--mention-self-color) 12%));
    gap: 4px;
}

.sidebar-header h3 {
    display: none;
}

.sidebar-header .room-action-btn.small.has-label .status-text {
    display: inline;
    font-size: 11px;
    font-style: normal;
}

.screen-share-watcher-summary {
    width: 100%;
    margin-top: 4px;
    text-align: center;
    font-size: 11px;
    line-height: 1.2;
    color: var(--status-text-color);
    opacity: 0.9;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.screen-share-watcher-toast-container {
    position: fixed;
    right: 16px;
    bottom: 16px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    z-index: 12000;
    pointer-events: none;
}

.screen-share-watcher-toast {
    max-width: min(360px, calc(100vw - 32px));
    padding: 10px 12px;
    border-radius: 8px;
    background: rgba(15, 23, 42, 0.94);
    color: #f8fafc;
    border: 1px solid rgba(148, 163, 184, 0.35);
    box-shadow: 0 6px 20px rgba(15, 23, 42, 0.4);
    font-size: 13px;
    line-height: 1.35;
}

.screen-share-watcher-toast.join {
    border-color: rgba(34, 197, 94, 0.55);
}

.screen-share-watcher-toast.leave {
    border-color: rgba(249, 115, 22, 0.55);
}

/* Combined room lists */
.rooms-list {
    flex: 1;
    min-height: 0;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.rooms-list-main {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    padding: 8px;
}

/* Voice rooms with mic icons */
.room-tabs {
    margin-bottom: 0;
}

.room-tabs .room-item {
    display: flex;
    align-items: center;
    padding: 6px 12px;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all 0.2s ease;
}

.room-tabs .room-item:hover {
    background: color-mix(in srgb, var(--tab-hover-bg) 72%, transparent);
    border-color: color-mix(in srgb, var(--accent-gradient-end) 16%, transparent);
    transform: translateX(2px);
}

.room-tabs .room-item.active {
    background-image: linear-gradient(color-mix(in srgb, var(--accent-weak-bg) 88%, transparent), color-mix(in srgb, var(--accent-weak-bg) 88%, transparent)), var(--accent-gradient);
    background-origin: border-box;
    background-clip: padding-box, border-box;
    border: 1px solid transparent;
    box-shadow: inset 3px 0 0 var(--accent-gradient-end);
}

.room-tabs .room-item .room-icon {
    margin-right: 8px;
    color: var(--primary-color);
}

.room-tabs .room-item.active .room-icon {
    color: var(--primary-color);
}

/* (room-sound-gear removed — room settings now via right-click context menu) */

/* Text chat rooms with bubble icons */
.text-rooms {
    border-top: 1px solid var(--border-color);
    margin-top: 4px;
    padding-top: 4px;
}

.text-rooms .room-item {
    display: flex;
    align-items: center;
    padding: 6px 12px;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all 0.2s ease;
}

.text-rooms .room-item:hover {
    background: color-mix(in srgb, var(--tab-hover-bg) 72%, transparent);
    border-color: color-mix(in srgb, var(--accent-gradient-end) 16%, transparent);
    transform: translateX(2px);
}

.text-rooms .room-item.active {
    background-image: linear-gradient(color-mix(in srgb, var(--accent-weak-bg) 88%, transparent), color-mix(in srgb, var(--accent-weak-bg) 88%, transparent)), var(--accent-gradient);
    background-origin: border-box;
    background-clip: padding-box, border-box;
    border: 1px solid transparent;
    box-shadow: inset 3px 0 0 var(--accent-gradient-end);
}

.text-rooms .room-item .room-icon {
    margin-right: 8px;
    color: var(--primary-color);
}

.text-rooms .room-item.active .room-icon {
    color: var(--primary-color);
}

/* Direct messages section */
.dm-section {
    border-top: 1px solid var(--border-color);
    padding: 8px;
    flex: 0 0 auto;
    margin-top: auto;
    min-height: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
    background: var(--sidebar-panel-bg);
    overflow: hidden;
}

.dm-section.dm-section-expanded {
    height: min(88vh, calc(100% - 16px));
}

.dm-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 4px;
    cursor: pointer;
}

.dm-header h3,
.dm-header h4 {
    margin: 0;
    font-size: 11px;
    font-weight: 600;
    color: var(--status-text-color);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.dm-section-toggle {
    margin-left: auto;
    width: 24px;
    height: 24px;
    padding: 0;
    border: none;
    background: none;
    color: var(--status-text-color);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    flex-shrink: 0;
}

.dm-section-toggle:hover {
    background: none;
    border: none;
    color: var(--text-color);
}

.dm-section-content {
    display: flex;
    flex: 1 1 auto;
    flex-direction: column;
    gap: 8px;
    min-height: 0;
    max-height: none;
    overflow-y: auto;
    overscroll-behavior: contain;
}

.dm-section.dm-section-collapsed .dm-section-content {
    display: none;
}

.dm-section-content .dm-list {
    max-height: none;
    overflow: visible;
}

.dm-group-controls {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.dm-create-group-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    min-height: 28px;
    padding: 5px 10px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: transparent;
    color: var(--status-text-color);
    cursor: pointer;
    font-size: 12px;
}

.dm-create-group-btn:hover {
    color: var(--text-color);
    background: var(--hover-bg);
}

.dm-group-form {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.dm-group-search-results {
    top: auto;
    position: static;
}

.dm-group-result-item {
    width: 100%;
    text-align: left;
    border: none;
    background: transparent;
    color: inherit;
}

.dm-group-selected {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    min-height: 20px;
}

.dm-group-member-chip {
    max-width: 100%;
    padding: 3px 6px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background: var(--bg-color);
    color: var(--text-color);
    cursor: pointer;
    font-size: 11px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.dm-group-actions {
    display: flex;
    gap: 6px;
}

.dm-group-submit,
.dm-group-cancel {
    min-height: 26px;
    padding: 4px 8px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background: transparent;
    color: var(--text-color);
    cursor: pointer;
    font-size: 12px;
}

.dm-group-submit:hover,
.dm-group-cancel:hover {
    background: var(--hover-bg);
}

.dm-meta {
    margin-left: auto;
    min-width: 18px;
    padding: 1px 5px;
    border-radius: 999px;
    background: var(--badge-bg, var(--hover-bg));
    color: var(--status-text-color);
    font-size: 10px;
    line-height: 1.4;
    text-align: center;
}

.dm-section.dm-section-collapsed .dm-section-toggle .pixel-icon {
    transform: rotate(-90deg);
}

/* User list section inside DM sidebar */
.user-list-section {
    margin-top: 2px;
    padding-top: 8px;
    border-top: 1px solid var(--border-color);
}

.user-list-header h3 {
    margin: 0 0 6px 4px;
    font-size: 11px;
    font-weight: 600;
    color: var(--status-text-color);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.user-list {
    display: flex;
    flex-direction: column;
    gap: 2px;
    max-height: none;
    overflow: visible;
}

.user-list-footer {
    display: flex;
    justify-content: center;
    margin-top: 6px;
}

.user-list-more-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 28px;
    padding: 5px 10px;
    border: 1px solid var(--border-color);
    border-radius: 999px;
    background: transparent;
    color: var(--status-text-color);
    cursor: pointer;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.4px;
    transition: color 0.15s, background 0.15s, border-color 0.15s;
}

.user-list-more-button:hover:not(:disabled) {
    color: var(--text-color);
    background: var(--hover-bg);
    border-color: var(--text-color);
}

.user-list-more-button:disabled {
    opacity: 0.7;
    cursor: wait;
}

.user-list-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 5px 8px;
    cursor: pointer;
    border-radius: 4px;
    transition: background 0.15s;
    font-size: 13px;
}

.user-list-item:hover {
    background: var(--hover-bg);
}

.user-list-name {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.user-list-avatar {
    width: 24px;
    height: 24px;
    font-size: 10px;
}

.user-list-empty {
    padding: 8px;
    font-size: 12px;
    color: var(--status-text-color);
    text-align: center;
}

.user-status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

.user-status-dot.online {
    background: #43b581;
}

.user-status-dot.offline {
    background: #747f8d;
}

/* Content area with subtabs */
.chat-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 0;
    min-width: 0;
}

.chat-main-header {
    display: flex;
    align-items: center;
    gap: 0;
    min-height: 48px;
    border-bottom: 1px solid var(--border-color);
    background: linear-gradient(90deg, color-mix(in srgb, var(--fieldset-bg) 84%, var(--primary-color) 16%), color-mix(in srgb, var(--fieldset-bg) 90%, var(--mention-self-color) 10%));
    overflow: hidden;
}

.content-subtabs {
    display: flex;
    align-items: center;
    padding: 0 12px;
    flex: 0 0 auto;
    min-width: auto;
    background: none;
}

.content-header-separator {
    flex: 0 0 auto;
    color: var(--status-text-color);
    font-size: 14px;
    line-height: 1;
}

.content-header-separator-title {
    margin: 0;
}

.chat-main-header .chat-header {
    flex: 1;
    min-width: 0;
    padding: 0 16px 0 0;
    border: none;
    background: none;
    gap: 0;
}

.chat-main-header .chat-header h3,
.chat-main-header .subtab-button {
    margin: 0;
    font-size: 15px;
    font-weight: 500;
    letter-spacing: 0;
    text-transform: none;
    white-space: nowrap;
}

.chat-main-header .chat-header h3 {
    color: var(--text-color);
}

.chat-main-header .chat-header h3 {
    overflow: hidden;
    text-overflow: ellipsis;
    min-width: 0;
}

.chat-main-header[data-active-subtab="remoteStreams"] #chatHeader,
.chat-main-header[data-active-subtab="forum"] #chatHeader {
    display: none !important;
}

.subtab-button {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 12px 20px;
    border: none;
    background: none;
    color: var(--secondary-color);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    border-bottom: 3px solid transparent;
}

.subtab-button:hover {
    color: var(--primary-color);
    background: color-mix(in srgb, var(--tab-hover-bg) 70%, transparent);
}

.subtab-button.active {
    color: var(--primary-color);
    border-bottom-color: transparent;
    background-color: color-mix(in srgb, var(--tab-active-bg) 90%, var(--primary-color));
    background-image: linear-gradient(color-mix(in srgb, var(--tab-active-bg) 82%, var(--primary-color) 18%), color-mix(in srgb, var(--tab-active-bg) 88%, var(--mention-self-color) 12%)), var(--accent-gradient);
    background-origin: border-box;
    background-clip: padding-box, border-box;
    box-shadow: 0 10px 22px color-mix(in srgb, var(--primary-color) 16%, transparent);
}

.chat-main-header .subtab-button {
    color: var(--status-text-color);
    padding: 12px 14px;
}

.chat-main-header .subtab-button.active,
.chat-main-header .subtab-button:hover {
    color: var(--text-color);
}

.chat-main-header .subtab-button .subtab-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: currentColor;
}

.chat-main-header .subtab-button .subtab-label {
    font: inherit;
    letter-spacing: inherit;
    text-transform: inherit;
}

.chat-main-header .chat-header-controls {
    margin-left: auto;
    padding-left: 16px;
}

/* Subtab content areas */
.subtab-content {
    flex: 1;
    display: none;
    flex-direction: column;
    min-height: 0;
}

.subtab-content.active {
    display: flex;
}

/* Remote streams subtab */
#remoteStreamsSubtab {
    padding: 16px;
    overflow: hidden;
}

#remoteStreamsSubtab .remote-video-area {
    flex: 1;
    overflow: hidden;
    min-height: 0;
}

/* Text chat subtab styles */
#textChatSubtab {
    overflow: hidden;
}

/* Room item hover effects */
.room-item {
    transition: all 0.2s ease;
}

.room-item .room-name {
    flex: 1;
    font-weight: 500;
}

.room-item .peer-count {
    font-size: 12px;
    opacity: 0.7;
    margin-left: 8px;
}

/* Responsive adjustments */
@media (max-width: 1200px) {
    .chat-sidebar {
        width: 240px;
    }
}

@media (max-width: 900px) {
    /* --- Shrink server icon strip --- */
    :root {
        --sidebar-width-collapsed: 40px;
    }

    .server-icon-item,
    .server-add-btn,
    .server-gear-btn {
        width: 32px;
        height: 32px;
        font-size: 14px;
    }

    .server-icon-strip {
        padding: 4px 0;
        gap: 4px;
    }

    /* --- Collapse chat sidebar --- */
    .chat-sidebar {
        width: 48px;
        min-width: 48px;
        overflow: hidden;
    }

    /* --- Sidebar header: vertical stack of icon-only buttons --- */
    .sidebar-header {
        flex-direction: column;
        padding: 4px;
        gap: 2px;
        align-items: center;
    }

    .sidebar-header .room-action-btn.small.has-label .status-text {
        display: none;
    }

    .screen-share-watcher-summary {
        display: none;
    }

    .sidebar-header .room-action-btn.small {
        width: 100%;
        justify-content: center;
    }

    .sidebar-header .room-action-btn.small.has-label {
        width: 100%;
        padding: 4px 0;
        justify-content: center;
    }

    /* --- Room buttons: compact, no padding waste --- */
    .room-tabs button[data-room-id] {
        padding: 6px 2px;
        justify-content: center;
        border: none;
        background: transparent;
    }

    .room-tabs button[data-room-id]:hover {
        background-color: var(--hover-bg);
        border: none;
    }

    .room-tabs button[data-room-id].active {
        background-color: var(--primary-color);
        border: none;
    }

    .room-tabs button[data-room-id].active .room-name-short {
        color: var(--text-on-primary);
    }

    .room-tabs li {
        margin-bottom: 0;
    }

    .room-row {
        gap: 4px;
    }

    .room-row.active-voice-room {
        gap: 0;
    }

    .room-leave-button {
        width: 32px;
        min-width: 32px;
    }

    /* --- Room info: icon + single-char name --- */
    .room-tabs .room-info {
        gap: 0;
        flex: 0 0 auto;
        align-items: center;
    }

    .room-tabs .room-icon {
        font-size: 14px;
        margin-right: 2px;
        line-height: 1;
        flex-shrink: 0;
    }

    /* Hide full name, show single character */
    .room-tabs .room-name {
        display: none;
    }

    .room-tabs .room-name-short {
        display: block;
        font-size: 11px;
        font-weight: 700;
        line-height: 1;
        text-transform: uppercase;
    }

    /* Hide peer count badges */
    .room-tabs .peer-count {
        display: none;
    }

    /* --- DM section: hide in collapsed mode --- */
    .dm-section {
        display: none;
    }

    /* --- Hide peer sub-lists (members in room) --- */
    .room-tabs ul ul {
        display: none;
    }

    /* --- Room tabs: no scrollbar, no padding --- */
    .room-tabs {
        overflow: hidden;
        padding: 0;
    }

    /* --- Rooms list: no scrollbars, tighten spacing --- */
    .rooms-list {
        padding: 4px 0;
        overflow: hidden;
    }
}

@media (max-width: 968px) {

    .chat-sidebar {
        border-right: none;
        border-bottom: 1px solid var(--border-color);
    }

    .chat-main-header {
        min-height: 44px;
    }

    .content-subtabs {
        padding: 0 8px;
    }

    .subtab-button {
        padding: 10px 16px;
        font-size: 13px;
    }

    .content-header-separator-title {
        margin: 0 8px;
    }
}

/* ========================================
   Focus-Visible States (Accessibility)
   ======================================== */

/* Global focus-visible for interactive elements */
button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
[tabindex]:focus-visible {
    outline: 2px solid var(--accent-gradient-end);
    outline-offset: 2px;
}

/* Tighter outline offset for compact elements */
.room-item:focus-visible,
.channel-item:focus-visible,
.server-icon-item:focus-visible,
.subtab-button:focus-visible {
    outline-offset: -2px;
}

/* ========================================
   Context Menu Styles
   ======================================== */

.context-menu {
    position: fixed;
    z-index: 10001;
    background: var(--fieldset-bg, #2a2a2a);
    border: 1px solid var(--border-color, #444);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    min-width: 180px;
    padding: 4px 0;
    display: none;
    border-radius: 4px;
}

.context-menu.visible {
    display: block;
}

.context-menu-header {
    padding: 6px 12px;
    font-size: 0.85em;
    font-weight: 600;
    color: var(--status-text-color, #888);
    border-bottom: 1px solid var(--border-color, #444);
    margin-bottom: 4px;
}

.context-menu-item {
    padding: 8px 12px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-color, #fff);
    font-size: 0.95em;
    transition: background 0.15s;
}

.context-menu-item:hover {
    background: var(--hover-bg, #3a3a3a);
}

.context-menu-item.disabled {
    opacity: 0.4;
    cursor: not-allowed;
    pointer-events: none;
}

.context-menu-icon {
    font-size: 1em;
    width: 20px;
    text-align: center;
}

.context-menu-label {
    flex: 1;
}

.context-menu-shortcut {
    font-size: 0.8em;
    color: var(--status-text-color, #888);
    margin-left: auto;
}

.context-menu-separator {
    height: 1px;
    background: var(--border-color, #444);
    margin: 4px 8px;
}

/* Volume control in context menu */
.context-menu-volume {
    padding: 8px 12px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.context-menu-volume input[type="range"] {
    flex: 1;
    min-width: 100px;
    height: 4px;
    -webkit-appearance: none;
    appearance: none;
    background: var(--border-color, #444);
    border-radius: 2px;
    outline: none;
}

.context-menu-volume input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 14px;
    height: 14px;
    background: var(--primary-color);
    border-radius: 50%;
    cursor: pointer;
    transition: transform 0.15s;
}

.context-menu-volume input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}

.context-menu-volume input[type="range"]::-moz-range-thumb {
    width: 14px;
    height: 14px;
    background: var(--primary-color);
    border-radius: 50%;
    cursor: pointer;
    border: none;
}

.context-menu-volume .volume-percent {
    min-width: 40px;
    text-align: right;
    font-size: 0.9em;
    color: var(--text-color, #fff);
    font-weight: 500;
}

.context-menu-controls {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 8px 12px;
}

.context-menu-control-row {
    display: flex;
    align-items: center;
    gap: 10px;
}

.context-menu-control-label {
    flex: 1;
    color: var(--text-color, #fff);
    font-size: 0.9em;
    font-weight: 500;
}

.context-menu-control-select {
    min-width: 84px;
    border: 1px solid var(--border-color, #444);
    background: var(--input-bg, #202020);
    color: var(--text-color, #fff);
    border-radius: 4px;
    padding: 4px 8px;
    font-size: 0.9em;
}

.context-menu-control-select:disabled {
    opacity: 0.55;
    cursor: not-allowed;
}

/* Soundboard panel */
.soundboard-panel {
    display: flex;
    flex-direction: column;
    border-top: 1px solid var(--border-color);
    padding: 8px;
    max-height: 200px;
    overflow-y: auto;
}
.soundboard-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 6px;
}
.soundboard-header h4 {
    margin: 0;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-color);
}
.soundboard-upload-btn {
    background: none;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-color);
    cursor: pointer;
    padding: 2px 8px;
    font-size: 0.75rem;
    transition: background 0.15s;
}
.soundboard-upload-btn:hover {
    background: var(--primary-color);
    color: var(--text-on-primary, #fff);
    border-color: var(--primary-color);
}
.soundboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: 4px;
}
.soundboard-sound-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 6px 4px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: var(--input-bg);
    color: var(--text-color);
    cursor: pointer;
    font-size: 0.7rem;
    text-align: center;
    transition: background 0.15s, transform 0.1s;
    min-height: 42px;
    overflow: hidden;
}
.soundboard-sound-btn:focus-visible {
    outline-offset: -2px;
}
.soundboard-sound-btn:hover {
    background: var(--primary-color);
    color: var(--text-on-primary, #fff);
    border-color: var(--primary-color);
}
.soundboard-sound-btn.playing {
    transform: scale(0.95);
    background: var(--primary-hover);
    color: var(--text-on-primary, #fff);
}
.soundboard-sound-btn .sound-name {
    display: block;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 100%;
    font-weight: 500;
}
.soundboard-sound-btn .sound-duration {
    display: block;
    font-size: 0.6rem;
    opacity: 0.7;
    margin-top: 2px;
}
.soundboard-empty {
    text-align: center;
    padding: 12px;
    color: var(--secondary-color);
    font-size: 0.8rem;
}
.soundboard-empty p {
    margin: 0;
}
#btn_soundboard.active {
    background: var(--primary-color);
    color: var(--text-on-primary, #fff);
}
.soundboard-settings-btn {
    background: none;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-color);
    cursor: pointer;
    padding: 2px 8px;
    font-size: 0.75rem;
    transition: background 0.15s;
}
.soundboard-settings-btn:hover,
.soundboard-settings-btn.active {
    background: var(--primary-color);
    color: var(--text-on-primary, #fff);
    border-color: var(--primary-color);
}
.soundboard-settings-panel {
    border-top: 1px solid var(--border-color);
    padding: 8px 4px;
    margin-top: 6px;
}
.soundboard-settings-form {
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.soundboard-setting-row {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.8rem;
}
.soundboard-setting-row label {
    min-width: 110px;
    color: var(--text-color);
}
.soundboard-setting-row input[type="number"],
.soundboard-setting-row input[type="checkbox"] {
    background: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-color);
    padding: 2px 4px;
}
.soundboard-settings-status {
    font-size: 0.75rem;
    margin-left: 6px;
}

/* Monitor audio capture options */
.monitor-audio-options {
    padding: 10px 0;
    border-top: 1px solid var(--border-color);
    margin-top: 10px;
}
.monitor-audio-row {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}
.monitor-audio-row label {
    font-size: 0.85rem;
    color: var(--text-color);
}
.monitor-process-selector {
    margin-top: 8px;
}
.monitor-process-selector > label {
    display: block;
    font-size: 0.8rem;
    color: var(--secondary-color);
    margin-bottom: 4px;
}
.monitor-process-list {
    max-height: 150px;
    overflow-y: auto;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 4px;
    background: var(--input-bg);
}
.process-item {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 3px 4px;
    font-size: 0.8rem;
    color: var(--text-color);
    cursor: pointer;
    border-radius: 3px;
}
.process-item:hover {
    background: var(--hover-bg, rgba(0, 0, 0, 0.06));
}

/* New messages divider */
.new-messages-divider {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 8px 0;
    user-select: none;
}

.new-messages-divider-line {
    flex: 1;
    height: 1px;
    background: var(--error-color);
}

.new-messages-divider-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--error-color);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

/* Stats Tab */
.stats-section { margin-bottom: 16px; }
.stats-section h4 { margin: 0 0 8px 0; font-size: 13px; color: var(--text-light); text-transform: uppercase; letter-spacing: 0.5px; }
.stats-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4px; }
.stat-item { display: flex; justify-content: space-between; padding: 4px 8px; background: var(--bg-secondary, rgba(0,0,0,0.1)); }
.stat-label { font-size: 12px; color: var(--text-light); }
.stat-value { font-size: 12px; font-family: monospace; color: var(--text-color); }

/* ===== Direct Voice Calling UI ===== */

/* Incoming call overlay - full-screen backdrop */
.incoming-call-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--overlay-scrim);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    backdrop-filter: blur(4px);
}

.incoming-call-card {
    background: var(--bg-primary);
    border: 1px solid transparent;
    background-image: linear-gradient(var(--bg-primary), var(--bg-primary)), var(--accent-gradient);
    background-origin: border-box;
    background-clip: padding-box, border-box;
    border-radius: 16px;
    padding: 32px 40px;
    text-align: center;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
    min-width: 280px;
    max-width: 360px;
}

.incoming-call-avatar {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    background: var(--accent-gradient);
    color: var(--text-on-primary);
    font-size: 28px;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    background-size: cover;
    background-position: center;
}

.incoming-call-name {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 4px;
}

.incoming-call-status {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 24px;
}

.incoming-call-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
}

/* Call buttons */
.call-btn {
    border: none;
    border-radius: 50px;
    padding: 12px 24px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: opacity 0.15s, transform 0.15s;
}

.call-btn:hover {
    opacity: 0.9;
    transform: scale(1.03);
}

.call-btn:active {
    transform: scale(0.97);
}

.call-btn.accept {
    background: var(--success-color);
    color: var(--text-on-primary);
}

.call-btn.decline {
    background: var(--error-color);
    color: var(--text-on-primary);
}

.call-btn.end {
    background: var(--error-color);
    color: var(--text-on-primary);
    padding: 6px 16px;
    font-size: 12px;
    border-radius: 4px;
}

/* Active call bar - sticky bar at top */
.active-call-bar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 36px;
    background: linear-gradient(
        135deg,
        color-mix(in srgb, var(--success-color) 18%, var(--bg-primary)),
        color-mix(in srgb, var(--primary-color) 16%, var(--bg-primary))
    );
    color: var(--text-color);
    border-bottom: 1px solid color-mix(in srgb, var(--success-color) 32%, var(--border-color));
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    font-size: 13px;
    font-weight: 600;
    z-index: 9999;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.active-call-bar .call-btn.end {
    background: color-mix(in srgb, var(--bg-primary) 55%, transparent);
    font-size: 11px;
    padding: 4px 12px;
}

.active-call-bar .call-btn.end:hover {
    background: var(--error-color);
}

/* DM call button */
.dm-call-btn,
.user-call-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 4px 6px;
    border-radius: 4px;
    font-size: 12px;
    opacity: 0;
    transition: opacity 0.15s, color 0.15s, background 0.15s;
    flex-shrink: 0;
}

.dm-item:hover .dm-call-btn,
.user-list-item:hover .user-call-btn {
    opacity: 1;
}

.dm-call-btn:disabled,
.dm-item:hover .dm-call-btn:disabled {
    opacity: 0.35;
    cursor: default;
}

.dm-call-btn:hover,
.user-call-btn:hover {
    color: var(--success-color);
    background: var(--success-weak-bg);
}

/* Call toast notification */
.call-toast {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg-primary);
    color: var(--text-color);
    border: 1px solid transparent;
    background-image: linear-gradient(var(--bg-primary), var(--bg-primary)), var(--accent-gradient);
    background-origin: border-box;
    background-clip: padding-box, border-box;
    padding: 10px 20px;
    border-radius: 8px;
    font-size: 13px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
    z-index: 10001;
    transition: opacity 0.5s;
}

.call-toast-fade {
    opacity: 0;
}

/* ============================================
   Channel Management
   ============================================ */

.modal-overlay {
    position: fixed;
    inset: 0;
    background: var(--overlay-scrim);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: var(--fieldset-bg);
    color: var(--text-color);
    border: 1px solid var(--border-color);
    padding: 16px;
}

.channel-manage-modal {
    max-width: 720px;
    width: 90%;
    max-height: min(92vh, 900px);
    display: flex;
    flex-direction: column;
    border: 1px solid transparent;
    background-image: linear-gradient(var(--fieldset-bg), var(--fieldset-bg)), var(--accent-gradient);
    background-origin: border-box;
    background-clip: padding-box, border-box;
}

.channel-manage-modal .modal-body {
    min-height: 0;
    overflow-y: auto;
    padding-right: 4px;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.modal-header h3 {
    margin: 0;
    font-size: 1.1em;
}

.modal-close-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.4em;
    cursor: pointer;
    padding: 0 4px;
    line-height: 1;
}

.modal-close-btn:hover {
    color: var(--text-color);
}

.channel-manage-create {
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
    scroll-margin-top: 12px;
}

.channel-manage-create h4,
.channel-manage-list h4 {
    margin: 0 0 8px;
    font-size: 0.95em;
    color: var(--text-color);
}

.channel-manage-status {
    display: block;
    margin-bottom: 10px;
    padding: 8px 10px;
    border: 1px solid var(--border-color);
    background: var(--bg-tertiary);
    color: var(--text-muted);
    font-size: 0.85em;
}

.channel-manage-status.is-error {
    border-color: color-mix(in srgb, var(--error-color) 44%, var(--border-color));
    background: var(--error-weak-bg);
    color: var(--error-color);
}

.channel-manage-status.is-success {
    border-color: color-mix(in srgb, var(--success-color) 44%, var(--border-color));
    background: var(--success-weak-bg);
    color: var(--success-color);
}

.channel-manage-create input,
.channel-manage-create textarea,
.channel-manage-create select {
    display: block;
    width: 100%;
    padding: 6px 10px;
    margin-bottom: 8px;
    background: var(--input-bg);
    border: 1px solid var(--border-color);
    color: var(--text-color);
    font-size: 0.9em;
    box-sizing: border-box;
}

.channel-manage-create textarea {
    min-height: 72px;
    resize: vertical;
}

.channel-manage-form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
}

.channel-manage-checkbox {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 6px 0 10px;
    font-size: 13px;
    color: var(--text-color);
}

.channel-manage-checkbox input {
    width: auto;
    margin: 0;
}

.e2ee-history-section {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.e2ee-history-status {
    font-size: 13px;
    color: var(--text-muted);
}

.e2ee-history-status[data-state="error"] {
    color: var(--error-color);
}

.e2ee-history-input-grid,
.e2ee-history-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.e2ee-history-input {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
}

.e2ee-history-input input {
    width: 90px;
}

.e2ee-history-list h3 {
    margin: 8px 0;
    font-size: 13px;
}

.e2ee-history-row {
    display: flex;
    justify-content: space-between;
    gap: 10px;
    padding: 8px 0;
    border-top: 1px solid var(--border-color);
}

.e2ee-history-row-details {
    display: flex;
    flex-direction: column;
    gap: 3px;
    min-width: 0;
}

.e2ee-history-row-details span {
    color: var(--text-muted);
    font-size: 12px;
    overflow-wrap: anywhere;
}

.e2ee-recovery-section {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.e2ee-recovery-status {
    font-size: 13px;
    color: var(--text-muted);
    overflow-wrap: anywhere;
}

.e2ee-recovery-status[data-state="error"] {
    color: var(--error-color);
}

.e2ee-recovery-status[data-state="warning"] {
    color: var(--warning-color, var(--accent-color));
}

.e2ee-recovery-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.e2ee-recovery-setup {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 10px;
    padding: 8px 0;
    border-top: 1px solid var(--border-color);
}

.e2ee-recovery-setup h3,
.e2ee-recovery-setup .e2ee-recovery-actions {
    grid-column: 1 / -1;
}

.e2ee-recovery-field {
    display: flex;
    flex-direction: column;
    gap: 4px;
    min-width: 0;
}

.e2ee-recovery-field span {
    color: var(--text-muted);
    font-size: 12px;
}

.e2ee-recovery-field input,
.e2ee-recovery-field select {
    min-width: 0;
}

.e2ee-recovery-list h3 {
    margin: 8px 0;
    font-size: 13px;
}

.e2ee-recovery-row {
    display: flex;
    justify-content: space-between;
    gap: 10px;
    padding: 8px 0;
    border-top: 1px solid var(--border-color);
}

.e2ee-recovery-row-details {
    display: flex;
    flex-direction: column;
    gap: 3px;
    min-width: 0;
}

.e2ee-recovery-row-details span,
.e2ee-recovery-row-details strong {
    overflow-wrap: anywhere;
}

.e2ee-recovery-row-details span {
    color: var(--text-muted);
    font-size: 12px;
}

.channel-member-manage {
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
}

.channel-member-manage-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 8px;
}

.channel-member-manage-header h4 {
    margin: 0;
}

.channel-member-manage-header .channel-manage-status {
    margin: 0;
    min-width: 220px;
}

.channel-member-search {
    margin-bottom: 12px;
}

.channel-member-search-row {
    display: flex;
    gap: 8px;
    margin-bottom: 8px;
}

.channel-member-search-row:last-child {
    margin-bottom: 0;
}

.channel-member-search-row input,
.channel-member-search-row select {
    flex: 1;
    min-width: 0;
    padding: 6px 10px;
    background: var(--input-bg);
    border: 1px solid var(--border-color);
    color: var(--text-color);
    font-size: 0.9em;
    box-sizing: border-box;
}

.channel-member-items {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.channel-member-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 10px 0;
    border-bottom: 1px solid var(--border-color);
}

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

.channel-member-identity {
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 0;
    flex: 1;
}

.channel-member-avatar {
    width: 30px;
    height: 30px;
    font-size: 12px;
}

.channel-member-meta {
    min-width: 0;
    flex: 1;
}

.channel-member-name {
    color: var(--text-color);
    font-size: 0.9em;
}

.channel-member-email {
    color: var(--text-muted);
    font-size: 0.8em;
    margin-top: 3px;
    word-break: break-word;
}

.channel-member-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.channel-member-actions select {
    min-width: 110px;
    padding: 5px 8px;
    background: var(--input-bg);
    border: 1px solid var(--border-color);
    color: var(--text-color);
    font-size: 0.82em;
}

.channel-member-mute-toggle {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--text-muted);
    font-size: 0.82em;
    white-space: nowrap;
}

.channel-member-mute-toggle input {
    margin: 0;
}

.channel-member-empty {
    color: var(--text-muted);
    font-size: 0.82em;
}

.channel-manage-item {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 16px;
    padding: 10px 0;
    border-bottom: 1px solid var(--border-color);
}

.channel-manage-meta {
    flex: 1;
    min-width: 0;
}

.channel-manage-title {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 4px;
}

.channel-manage-name {
    flex: 1;
    color: var(--text-color);
    font-size: 0.9em;
}

.channel-manage-badge,
.channel-manage-room-link {
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    font-size: 0.75em;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.channel-manage-room-link {
    text-transform: none;
    letter-spacing: 0;
}

.channel-manage-description {
    color: var(--text-muted);
    font-size: 0.82em;
    line-height: 1.45;
    word-break: break-word;
}

.channel-manage-actions {
    display: flex;
    gap: 6px;
    flex-shrink: 0;
}

.channel-manage-actions .btn-sm {
    padding: 3px 8px;
    font-size: 0.8em;
    border: 1px solid var(--border-color);
    background: var(--bg-tertiary);
    color: var(--text-color);
    cursor: pointer;
}

.channel-manage-actions .btn-sm:hover {
    background: var(--tab-hover-bg);
}

.channel-manage-actions .btn-danger {
    color: var(--error-color);
    border-color: color-mix(in srgb, var(--error-color) 32%, var(--border-color));
}

.channel-manage-actions .btn-danger:hover {
    background: var(--error-weak-bg);
}

.channel-manage-empty {
    color: var(--text-muted);
    font-size: 0.85em;
    padding: 12px 0;
    text-align: center;
}

.btn-primary {
    background: var(--primary-color);
    color: var(--text-on-primary);
    border: 1px solid var(--primary-color);
    padding: 6px 16px;
    cursor: pointer;
    font-size: 0.9em;
}

.btn-primary:hover {
    background: var(--primary-hover);
    border-color: var(--primary-hover);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-color);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--hover-bg);
    border-color: var(--accent-gradient-end);
}

/* Local legacy icon-class shim for the fixed icon set used by the app. */
.fas {
    display: inline-block;
    width: 1em;
    min-width: 1em;
    line-height: 1;
    text-align: center;
    font-family: Arial, Helvetica, sans-serif;
    font-style: normal;
    font-weight: 700;
    text-rendering: auto;
}

.fas::before {
    display: inline-block;
}

.fa-hashtag::before { content: "#"; }
.fa-cog::before { content: "\2699"; }
.fa-plus::before { content: "+"; }
.fa-paper-plane::before { content: "\27A4"; }
.fa-users::before { content: "\25CF\25CF"; font-size: 0.78em; letter-spacing: -0.16em; }
.fa-phone::before { content: "\260E"; }
.fa-phone-slash::before { content: "\260E\0338"; }
.fa-microphone::before { content: "\25C9"; }
.fa-microphone-slash::before { content: "\25C9\0338"; }
.fa-download::before { content: "\2193"; }
.fa-expand::before { content: "\2922"; }
.fa-desktop::before { content: "\25AD"; }
.fa-window-maximize::before { content: "\25A1"; }